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China supplier Truck Wheel CZPT Wheel and Pinion for CZPT with 41201-37499 inline helical gearbox

Product Description

Product Parameters

PRODUCT NAME: Rear Axle Drive Pinion and Gear

NO. APPLICABLE VEHICLE GEAR RATIO PART NO. REFERENCE WEIGHT(KG)
1 MITSUBISHI 4D30 6/37 MB005252            12.4
2 MITSUBISHI 4D41 7/37 MB161193  
3 MITSUBISHI 4D32 6/37    
4 MITSUBISHI 4D34 6/37 MC835191            14
5 MITSUBISHI L300F 7/37 MB57164             4.18
6 MITSUBISHI L300P 7/37 MB185457             4
7 MITSUBISHI L300D 7/37 MB241981             6.3
8 MITSUBISHI 8DC9 6/40    
9 MITSUBISHI 6D22 6/45               34.50
10 MITSUBISHI 6D15 6/40               29
11 TOYOTA 14B 6/39 41201-37499             11.4
12 TOYOTA 2400 9/41               5
13 TOYOTA CZPT HT 7/45               18.8
14 TOYOTA LAND CRUISER 9/37                7
15 TOYOTA COASTER 7/39                8.60
16 isu TXD40 6/39 41211-080              19.50
17 isu TXD50 7/39 41211-081              19
18 isu BF-40 6/39 41210-149               20
19 isu NKR 6/41                 16
20 isu NPR 7/41                 10.20
21 isu 10PC1 6/41                  34.50
22 HINO 7/46 41201-1080               24.40
23 HINO KR 7/46                 24.50
24 HINO AKBUS/FF 7/43                 24.50
25 HINO J08C 7/45                 35.00
26 BEDFORD J6-330 6/35 7078107               14.40
27 BEDFORD J5-330 5/34 7167277               15.50
28 BEDFORD 6/35 7167278               14.80
29 BEDFORD 7/37 7165710               14.50
30 BEDFORD 6/35 9157101                21.50  
31 BEDFORD 6/35 716571                14.20
32 U.S.A TRACTOR P7102 7/43    
33 U.S.A TRACTOR P7112 7/47    
34 FORD 6600 C5NN-4610E 7/37 1839118/127                13.50
35 FORD 5000 DONN-4610B 6/37 3571152/136                14.20
36 TRACTOR MF-240 6/37                  15.20
37 TRACTOR MF-135 6/37                  14.60
38 TRACTOR MF-265 11/38    
39 FAIT 12/47                  7.40
40 FAIT 14/47                  7.60
41 MAZDA/W015 7/46                  9.70
42 SUZUKI ST90 7/36                  2.20
43 SUZUKI GAZ 8/41                  7.60

Features

1.Competitive and reasonable price
2.Long lasting and reliable working life time
3.Premium quality standard guaranteed
4.Standard packing or according customers’ specification required.
5.Short production cycle
6.Quickly delivery and wide varieties
7.Large stock,quick shipment
8.Short production cycle,large stock,quick shipment
9.Able to produce according customers’ specification with technical drawing and sample.
10. Material: carbon steel such as C45, 20CrMnTi, 40Cr, 42CrMo or stainless steel or copper or nylon etc.

 

Our Advantages

ADVANCED EQUIPMENT

America Gleason CZPT Bevel Gear Cutting Machine
America A Group of Gleason
Germany Ipsen Gas-tight Multi-purpose Chamber Furnace
Germany Zeiss Three-coordinate Measuring Machine
America Gleason Bevel Gear Cutting Machine
America Gleason Bevel Gear Lapping Machine
America Gleason Bevel Gear Roll Testing Machine

We can supply more than 2 hundred type of Spiral Taper Gear and pinion which are sold well in both domestic and abroad markets for automobile,tractor,engineering and construction machinery, coal mine machinery,chemical and petroleum machinery.

1.Supply for OEM 
2.High quality and reasonable price
3.Material 20Cr MnTi
4.We have quality control system to guarantee best product quality
5.We have professional inspectors.All these inspectors are qualified.

Certifications

 

After-sales Service: 12 Months
Warranty: 12 Months
Type: Diesel&Gasoline
Material: Steel
Certification: ISO, GB
Automatic: Automatic
Samples:
US$ 50/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

helical gearbox

Advantages of a Helical Gearbox

Usually helical gearboxes are used for industrial purposes. They are usually found in power generation units, where the input of energy is converted into output. There are several different types of helical gearboxes, including spiral and herringbone. You should familiarize yourself with the different types before choosing one for your project.

Helix angle

Generally, the angle between a gear tooth and its shaft axis is called the helix angle. This angle is important in motion conversion and power transfer. It is not to be confused with the lead angle, which is used to reference a line perpendicular to the axis of the gear.
The helical gearbox is used in several industrial applications. The oil and sugar industries, blowers, and feeders are among those that utilize helical gears. They are smoother than spur gears, and they also have quieter operation.
Helical gearboxes can be made modularly. This allows for more economical construction and interchangeability of components. These gearboxes are also used in enclosed gear systems. In a helical gearbox, each section of the box must stagger in a different direction. This helps in maintaining the integrity of the component.
Helical gears can be used in applications that require a high degree of quality control. This is necessary to minimize the effects of wear and tear. The use of extreme pressure lubricants is recommended for helical gears that operate at right angles. However, these are not recommended for bronze gears.
Besides the helix angle, the contact ratio also affects the performance of the gear. The more surface contact between the teeth, the greater the sliding. The heat produced is also detrimental to performance. It is necessary to use a lubricant that will reduce friction between the tooth surfaces. Proper lubrication reduces wear and minimizes heat.
When determining the optimum helix angle for a gear, it is important to consider the diameter of the gear. Helical gears have a minimum helix angle of 15 to 30 degrees. A higher helix angle increases the axial force generated by the gear, and a lower helix angle increases the contact stress.

Spiral gears

Using spiral gears in a helical gearbox offers several advantages, including smoothness and quiet operation. In addition, helical gearboxes are highly effective and can tolerate more load. Spiral gears are also more cost effective. However, they are more difficult to produce.
Helical gears are similar to spur gears in that they have teeth at an angle. However, the helix angle of the teeth in a helical gear is not fixed. This angle affects the position of the tooth’s contact with the mating gear. It also affects the normal force of the teeth.
The helix angle of the gear’s teeth is also dependent on the direction of rotation of the gear. For example, a spiral gear with a helix angle of 15 degrees is usually perpendicular to the axis of the gear. Similarly, a helical gear with a helix angle of 30 degrees is usually oblique to the axis of the gear.
Helical gears also provide a method for connecting shafts that are not parallel. These gears are usually used in industries such as conveyors, food industries, plastic industries, and oil industries. The main advantage of helical gears is that they are smoother than spur gears. However, the downside is higher wear and friction.
Helical gears are also used to transmit motion between parallel shafts. Helical gears are also used in high-load applications. This makes them a good choice for heavy-duty applications.
Helical gears are also superior to spur gears in load carrying capacity. Helical gears are smoother and quieter than spur gears. However, they also have a higher friction factor. In addition, they require special hobbing cutters.
Helical gears can also be classified according to their reference section in the standard plane. The center gap of helical gears with a reference section in the turning plane is the same as that of spur gears.helical gearbox

Herringbone gears

Among the different types of gearboxes, the helical gearbox is one of the most common. It is widely used in industrial applications, such as geared motors, worm gearboxes, and planetary gear trains.
A helical gear is a directional gear with a vertical axis. Its unique feature is the helix angle, which is the angle of the helix on the indexing cylindrical surface. The helix angle is set to a value of eight to fifteen degrees in design. The real radial pitch, which is the pitch of the gear when it rotates clockwise, varies with the helix angle.
Helical gears are classified according to the reference section in the turning and standard planes. Helical gears with a reference section in the standard plane have the same number of teeth as spur gears. On the other hand, helical gears with a reference section in a turning plane have the same center gap as spur gears.
The main advantage of helical gears is the high power-to-weight ratio. Aside from that, they are compact and have good meshing performance.
Another advantage is their high torque carrying capacity. This can be achieved by increasing the helix angle. The larger the helix angle, the smoother the gear’s motion. Moreover, the larger the helix angle, the larger the coincidence degree. This is useful in applications with high shock and vibration.
The production process for herringbone gears is more difficult and expensive than the other types. It is difficult to cut and shape herringbone gears. A simple gear hobbing machine is not suitable for this type of gear. However, the milling process can be used to process some herringbone gears.
Some of the problems related to herringbone gears are a lack of axial load, high friction and the interference of axial component forces. The meshing of teeth in herringbone gears can help reduce these problems.

Noise, vibration & harshness (NVH) characteristics

NVH testing is an important aspect of new driveline product development. It is typically performed during passenger car development, and is used for quality assurance of exterior and interior noise. This is an important topic in hybrid vehicles and electric vehicles, and continues to grow as the automotive industry expands.
A typical NVH test involves a rolling road dynamometer and signals are recorded and stored on a hard disk. These are then processed to produce variation distributions. Among other things, a lumped parameter system dynamics model was developed to run large size DOE studies efficiently.
Among the many components in the NVH chain, the bevel gear plays a major role in the final drive. Its characteristics are complex and time-varying, but they are important enough to be studied.
A new bevel gear OTE calculation method will be discussed in this paper. It is important to note that the NVH performance of an electric drive helical gear transmission system can be improved by thermal deformation of the bearing. It is also possible to achieve robust NVH performance in aluminum axle design by optimizing gear design, bearing optimization, and driveline system dynamics.
The gear train also has some lesser-known NVH performance characteristics. It is known that a gear train is an excitation source, and this is the topic of another study. It is also important to note that a helical gear system will exhibit non-linear behaviors when it changes working speed.helical gearbox

Applications

Compared to spur gears, helical gears offer greater load carrying capacity and smoother operation. They are also quieter, as the gears have larger teeth. These are the main reasons for their widespread use.
The main difference between helical gears and spur gears is the way teeth are cut. Teeth in helical gears are cut at an angle, in order to allow more teeth to interact in the same direction. This reduces shock loads and vibration. Helical gears are also much more durable than spur gears.
Helical gears can be used in a variety of applications. They are often chosen over spur gears for applications that require non-parallel shafts. They are also popular in the printing industry, the plastics industry, and the cement industry. They can also be used in conveyors and coolers.
Helical gears are made of a material that provides excellent durability, corrosion resistance, and a strong working load. They are also less expensive to produce. They are attached to a shaft using a press fit or adhesive. The attachment method can be a hub or an integral shaft.
Helical gears are also produced in a radial module form. This is the most economical option. This allows helical gears to be manufactured in a compact format. It also ensures that the bearing positioning requirements are met.
Helical gears are also produced with special grinding stones. These are needed for every helix angle. The helix angle determines the real radial pitch. This also affects the normal force of the tooth.
When mating helical gears to parallel shafts, they are right-handed. These gears can be made with a normal module set or by using special hobbing tools.
China supplier Truck Wheel CZPT Wheel and Pinion for CZPT with 41201-37499   inline helical gearboxChina supplier Truck Wheel CZPT Wheel and Pinion for CZPT with 41201-37499   inline helical gearbox
editor by CX 2023-11-15

China Best Sales F-Series Gear Steering Gearbox with Low Friction Design parallel shaft helical gearbox

Product Description

The F-series gearbox is a product of SEW-EURODRIVE  It is a right-angle speed reducer with a helical gear and worm gear combined drive system, designed and optimized according to international standards. The S-series gearbox provides higher efficiency than worm gearboxes and also lower noise during operation  It is widely applied in robots, CNC machines, welding equipment, plastic machines, packaging and printing machinery, textile and dyeing machinery, construction machinery, communications, and other fields, especially suitable for frequent starting occasions

The F-series gearbox is available in several sizes and design variants, including foot-mounted, flange-mounted, and torque arm-mounted options. Input can be provided through a motor, an IEC flange input, or a shaft input. Output can be provided through a CZPT shaft or a hollow shaft

The housing of the F-series gearbox is made of HT250 high-strength cast iron. The worm gear is made of high-quality copper, while the gears are made of 20CrMnTi. The surface hardness of the gears is HRC58-62. The input/output shaft is made of 40Cr steel. The gearbox undergoes carburizing and quenching heat treatment to improve its durability

The bearings used in the F-series gearbox are from C&U or other reputable brands. The oil seal is from CZPT or other reputable brands. The lubricating oil used in the gearbox is gear oil. The gearbox is packed in a plywood case for safe transportation

The F-series gearbox has several features that make it an attractive choice for many applications. Its simple design makes it cost-effective. It has strong vibration absorption capabilities and operates at low temperatures. It also operates with low noise levels. A wide range of speed ratios is available to choose from. The gearbox can function on its own under certain conditions. It has good sealing properties and is resistant to corrosion, making it suitable for use in harsh conditions. It can also be combined with the R series helical gear reducer for additional functionality

In summary, the F-series gearbox from SEW-EURODRIVE is a versatile and reliable right-angle speed reducer that provides high efficiency and low noise operation. Its wide range of design variants and options make it suitable for use in many different applications, especially those that require frequent starting. Its robust construction and high-quality materials ensure its durability and longevity.

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Function: Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Three-Step
Samples:
US$ 100/Piece
1 Piece(Min.Order)

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Request Sample

helical gearbox

Helical Gearbox

Using a helical gearbox can greatly improve the accuracy of a machine and reduce the effects of vibration and shaft axis impact. A gearbox is a circular machine part that has teeth that mesh with other teeth. The teeth are cut or inserted and are designed to transmit speed and torque.

Sliding

Among the many types of gearboxes, the helical gearbox is the most commonly used gearbox. This is because the helical gearbox has a sliding contact. The contact between two gear teeth begins at the beginning of one tooth and progresses to line contact as the gear rotates.
Helical gears are cylindrical gears with teeth cut at an angle to the axis. This angle enables helical gears to capture the velocity reversal at the pitch line due to the sliding friction. This leads to a much smoother motion and less wear. Moreover, the helical gearbox is more durable and quieter than other gearboxes.
Helical gears are divided into two categories. The first group comprises of crossed-axis helical gears, commonly used in automobile engine distributor/oil pump shafts. The second group comprises of zero-helix-angle gears, which do not produce axial forces. However, they do create heat, which causes loss of efficiency.
The helical gearbox configuration is often confounded, which results in higher working costs. In addition, the helical gearbox configuration does not have the same torque/$ ratio as zero-helix angle planetary gears.
When designing gears, it is important to consider the effects of gear sliding. Sliding can lead to friction, which can cause loss of power transmission. It also leads to uneven load distribution, which decreases the loadability of the helical planetary gearbox.
In addition, the mesh stiffness of helical gears is commonly ignored by researchers. An analytical model for the mesh stiffness of helical gears has been proposed.

Axial thrust forces

Several options are available for axial thrust forces in helical gearboxes. The most obvious is to use a double helical gear to offset the force component. Another option is to use a thrust bearing with a lower load carrying capacity. This becomes a sacrificial component.
In order to transmit a force, it must be distributed along the contact line. This force is the sum of tangential, radial and axial force components. All these components must be transferred from the source to the output. This is a complex process that involves the use of gears.
The axial force component must be transferred through the gears. The resultant force is then divided into orthogonal components and divided into the thrust directions. The radial force component is from the contact point to the driven gear center.
The axial force component is also determined by the size of the gear’s pitch diameter. A larger pitch diameter results in a greater bearing moment. Similarly, a larger gear ratio will produce a higher torque transmission.
It should be noted that the axial force component is only a small part of the total force. The normal force is distributed along the contact line.
The double helical gear is also not a perfect duplicate of the herringbone gear. It has two equal halves. It is used interchangeably with the herringbone gear. It also has the same helix angle.helical gearbox

Reduced impact on the shaft axis

Increasing the helix angle of a gear pair will reduce resonance effects on the shaft axis of a helical gearbox. However, this will not reduce the overall vibration in the gearbox. In fact, it will increase the vibration. This can lead to serious fatigue faults in the drive train.
This is because the helix angle has an effect on the contact line between two teeth. As the helix angle increases, the length of the contact line decreases. In addition, it has an effect on the normal force and curvature radii of the teeth. The pressure angle also affects the curvature radii.
Helical gears have several advantages over spur gears. These advantages include: lower vibration, NVH (noise, vibration and harshness) characteristics, and smooth operation under heavy loads. They also have better torque capability. However, they produce higher friction. They also require unique approaches to control their thrust forces.
The first step in reducing resonance effects is to regulate the meshing frequency of the helical gear stage. This can be done by varying the shift factors in the gear. If the shift factors are too large, then the gear will experience resonance effects. The helix angle is also affected by the gear’s shift factors. It is therefore important to control the gear’s geometry in order to reduce the resonance effects.
Next, the effects of the web structure and rim thickness on the root stress of the gear are examined. These are measured by strain gage. The results indicate that the maximum root stress is obtained when the worst meshing position is reached.

Quieter operation

Compared to spur gears, helical gears are much quieter in operation. This is due to their larger teeth. Aside from this, they have a higher load-carrying capacity. They also run smoother and have a higher speed capability. Helical gears are also a good substitute for spur gears.
The most significant parameter relating to noise reduction is the gear contact ratio. It ranges from below 1 to more than 10 and is determined by the number of teeth intersecting a parallel shaft line at the pith circle. It is also a good indicator of the level of noise reduction that helical gears provide.
In addition, helical gears have a lower impulse flexure than spur gears. This is because the contact point slides along the helical surface of each tooth. This also adds internal damping to the gear system.
While helical gears are less noisy than spur gears, they do have a high level of wear and tear. This can affect the performance of the gear. However, it is possible to improve the smoothness of the tooth surface by grinding. In addition, running the gears in oil can also help improve the smoothness of the tooth surface.
There are many industries that use helical gears. For example, the automotive industry uses them in their transmissions. They also are used in the agricultural industry. They are often used in heavy trucks.
Helical gears are also known to generate less heat and are quieter than other gears. They can also deliver parallel power transfers between parallel or non-parallel shafts.

Improved accuracy

Increasing the accuracy of a helical gearbox is the key to its operation and reliability. The accuracy of the gearbox is dependent on several features. Among the most important are the profile and lead. Moreover, the power requirements of a gear drive should be taken into consideration.
The profile is the most sensitive feature of a helical gear. If the profile is not symmetric, the gear will run with a noisy spur gear. In addition, the profile is also the most sensitive to lead.
A helical gearbox plays a key role in the power transmission of industrial applications. However, the heavy duty operating conditions make it susceptible to a variety of faults.
A helical gearbox’s performance depends on the accuracy of the individual gears. This is accomplished by minimizing the backlash. A common way to reduce backlash is to approach all target positions from a common direction. This approach also reduces transmission noise.
The accuracy of a helical gearbox can be improved by using a flexible electronic gearbox. This can reduce the degree of twist. Moreover, it can increase the accuracy of gear machining.
A helical gearbox with an electronic gearbox can increase the accuracy of twist compensation. It can also improve the linkage between B-axis, C-axis, and Z-axis. Moreover, the electronic gearbox will ensure the linkage relationship between Y-axis, Z-axis, and C-axis.
The accuracy of a helical Gearbox can be improved by calculating the position error of the gear train. Pitch deviation and helix angle deviation are two types of position error.helical gearbox

Reduced vibration

Using helical gearboxes can reduce vibration and noise. These gears are used in a variety of applications, including automotive transmissions. Moreover, these gears are quiet enough to operate in noise-sensitive applications.
Using CZPT software, three different gearbox housing designs are compared. The external dimensions and mass of each design are kept constant, but different quantities of longitudinal and transverse stiffeners are employed. The resulting models are then compared to experimental results. In addition, the free vibration response of these models is analyzed. The results are shown in Fig. 5.
In terms of noise reduction, the cellular model produces the lowest sound pressure level. However, the cross model produces the higher sound level. The cellular model also produces better peak to peak results.
The input-stage gear pair is the power source of the output-stage gear pair. The output-stage gear pair’s vibration is also studied. This includes a phase diagram and a frequency-domain diagram. The influence of the driving torque and the pinion’s velocity on the vibration is studied in a numerical manner. The time evolution of the normal force and the lubricant stiffness is also studied.
The input-stage pinion modification reduces the input-stage gear pair’s vibration. This reduction is achieved by adding dual bearing support to the input shaft.
China Best Sales F-Series Gear Steering Gearbox with Low Friction Design   parallel shaft helical gearboxChina Best Sales F-Series Gear Steering Gearbox with Low Friction Design   parallel shaft helical gearbox
editor by CX 2023-11-14

China Custom RV Transmission Reduction Gear Unit Worm Gearbox with Motor (0.06-15KW) helical gears backlash

Product Description

 

Product Description

Main Materials:
1)housing:aluminium alloy ADC12(size 571-090); die cast iron HT200(size 110-150);
2)Worm:20Cr, ZI Involute profile; carbonize&quencher heat treatment make gear surface hardness up to 56-62 HRC; After precision grinding, carburization layer’s thickness between 0.3-0.5mm.
3)Worm Wheel:wearable stannum alloy CuSn10-1

Detailed Photos

Combination Options:
Input:with input shaft, With square flange,With IEC standard input flange
Output:with torque arm, output flange, single output shaft, double output shaft, plastic cover
Worm reducers are available with diffferent combinations: NMRV+NMRV, NMRV+NRV, NMRV+PC, NMRV+UDL, NMRV+MOTORS

Exploded View:

Product Parameters

 
Old Model     
  New Model     Ratio     Center Distance  Power Input Dia.  Output Dia.    Output Torque Weight
RV571     7.5~100   25mm   0.06KW~0.12KW  Φ9 Φ11 21N.m  0.7kgs
RV030 RW030 7.5~100 30mm   0.06KW~0.25KW Φ9(Φ11) Φ14 45N.m  1.2kgs
RV040 RW040 7.5~100 40mm   0.09KW~0.55KW Φ9(Φ11,Φ14) Φ18(Φ19) 84N.m  2.3kgs
RV050 RW050 7.5~100 50mm   0.12KW~1.5KW Φ11(Φ14,Φ19) Φ25(Φ24) 160N.m  3.5kgs
RV063 RW063 7.5~100 63mm   0.18KW~2.2KW Φ14(Φ19,Φ24) Φ25(Φ28) 230N.m  6.2kgs
RV075 RW075 7.5~100 75mm   0.25KW~4.0KW Φ14(Φ19,Φ24,Φ28)  Φ28(Φ35) 410N.m  9.0kgs
RV090 RW090 7.5~100 90mm   0.37KW~4.0KW Φ19(Φ24,Φ28) Φ35(Φ38) 725N.m  13.0kgs
RV110 RW110 7.5~100 110mm   0.55KW~7.5KW Φ19(Φ24,Φ28,Φ38)   Φ42 1050N.m  35.0kgs
RV130 RW130 7.5~100 130mm   0.75KW~7.5KW Φ24(Φ28,Φ38) Φ45 1550N.m  48.0kgs
RV150 RW150 7.5~100 150mm     2.2KW~15KW Φ28(Φ38,Φ42) Φ50   84.0kgs

GMRV Outline Dimension:

GMRV A B C C1 D(H8) E(h8) F G G1 H H1 I M N O P Q R S T BL β b t V  
030 80 97 54 44 14 55 32 56 63 65 29 55 40 57 30 75 44 6.5 21 5.5 M6*10(n=4) 5 16.3 27
040 100 121.5 70 60 18(19) 60 43 71 78 75 36.5 70 50 71.5 40 87 55 6.5 26 6.5 M6*10(n=4) 45° 6 20.8(21.8) 35
050 120 144 80 70 25(24) 70 49 85 92 85 43.5 80 60 84 50 100 64 8.5 30 7 M8*12(n=4) 45° 8 28.3(27.3) 40
063 144 174 100 85 25(28) 80 67 103 112 95 53 95 72 102 63 110 80 8.5 36 8 M8*12(n=8) 45° 8 28.3(31.3) 50
075 172 205 120 90 28(35) 95 72 112 120 115 57 112.5 86 119 75 140 93 11 40 10 M8*14(n=8) 45° 8(10) 31.3(38.3) 60
090 206 238 140 100 35(38) 110 74 130 140 130 67 129.5 103 135 90 160 102 13 45 11 M10*16(n=8) 45° 10 38.3(41.3) 70
110 255 295 170 115 42 130 144 155 165 74 160 127.5 167.5 110 200 125 14 50 14 M10*18(n=8) 45° 12 45.3 85
130 293 335 200 120 45 180 155 170 215 81 179 146.5 187.5 130 250 140 16 60 15 M12*20(n=8) 45° 14 48.8 100
150 340 400 240 145 50 180 185 200 215 96 210 170 230 150 250 180 18 72.5 18 M12*22(n=8) 45° 14 53.8  120  

Company Profile

About CZPT Transmission:
We are a professional reducer manufacturer located in HangZhou, ZHangZhoug province.
Our leading products is  full range of RV571-150 worm reducers , also supplied GKM hypoid helical gearbox, GRC inline helical gearbox, PC units, UDL Variators and AC Motors, G3 helical gear motor.
Products are widely used for applications such as: foodstuffs, ceramics, packing, chemicals, pharmacy, plastics, paper-making, construction machinery, metallurgic mine, environmental protection engineering, and all kinds of automatic lines, and assembly lines.
With fast delivery, superior after-sales service, advanced producing facility, our products sell well  both at home and abroad. We have exported our reducers to Southeast Asia, Eastern Europe and Middle East and so on.Our aim is to develop and innovate on basis of high quality, and create a good reputation for reducers.

 Packing information:Plastic Bags+Cartons+Wooden Cases , or on request
We participate Germany Hannver Exhibition-ZheJiang PTC Fair-Turkey Win Eurasia 

Logistics

After Sales Service

1.Maintenance Time and Warranty:Within 1 year after receiving goods.
2.Other ServiceIncluding modeling selection guide, installation guide, and problem resolution guide, etc.

FAQ

1.Q:Can you make as per customer drawing?
   A: Yes, we offer customized service for customers accordingly. We can use customer’s nameplate for gearboxes.
2.Q:What is your terms of payment ?
   A: 30% deposit before production,balance T/T before delivery.
3.Q:Are you a trading company or manufacturer?
   A:We are a manufacurer with advanced equipment and experienced workers.
4.Q:What’s your production capacity?
   A:8000-9000 PCS/MONTH
5.Q:Free sample is available or not?
   A:Yes, we can supply free sample if customer agree to pay for the courier cost
6.Q:Do you have any certificate?
   A:Yes, we have CE certificate and SGS certificate report.

Contact information:
Ms Lingel Pan
For any questions just feel free ton contact me. Many thanks for your kind attention to our company!

Application: Motor, Machinery, Marine, Agricultural Machinery, Industry
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Layout: Right Angle
Gear Shape: Worm Gear
Step: Double-Step
Samples:
US$ 12/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

helical gearbox

What Is a Helical Gearbox?

Generally, the gear is a rotating circular machine part, and its purpose is to transmit speed and torque. It works by meshing with other toothed parts. This type of gear is made up of cut teeth, inserted teeth, and gear teeth.

Helix angle

Typical helical gearbox angle ranges from 15 to 30 degrees. It is commonly used in worm gears and screws. The angle is important in motion conversion and power transfer.
Helical gearboxes are suitable for high load applications. Because the teeth engage more gradually, helical gearboxes require bearings that can manage axial loading. In fact, the forces produced by helical gears are much less than those of spur gears. Moreover, helical gearboxes are often less efficient.
There are two basic gear systems: the spur gear system and the helical gear system. These systems are similar in their basic functions. However, they are distinguished by a number of important differences. The spur gear system produces thrust forces, while the helical gear system transmits energy through two axial configurations. Both systems operate at speeds of around 50m/s.
Spur gears have a common pitch, whereas helical gears have a different pitch. The pitch of helical gears changes as the helix angle changes. This leads to a difference in the diameter of the gear and the hobs. This changes the radial module system pitch and increases the manufacturing costs.
The normal pressure angle is the angle of the load line into the plane normal to the tooth axis. This angle is sometimes called the reference value.
Helical gears are available in both left-hand and right-hand configurations. Helical gears are typically characterized by quiet operation and higher power carrying capacity. They are also appreciated for their NVH characteristics. They are used in the oil, food, and plastic industries. They also have a higher efficiency than zero-helix angle gears.

Efficiency

Using helical gears in a gearbox provides several benefits. They are more efficient, quieter and better able to handle high load cases. However, they are also more expensive than classic gears.
The efficiency of a helical gearbox is calculated by measuring the efficiency of the entire working area. This is measured using a predefined measuring grid. The result is presented by an efficiency contour map. It shows that efficiency is not uniform in the working area.
This is because of the varying angles of the teeth of the gears. It is also important to consider the size of the pitch circle and the angle of the helix. The pitch circle is larger for helical gears than for spur gears. This means more surface contact and more potential for transmission of power between the parallel shafts.
Efficiency calculations for synchronizers are relatively new. Using data from power losses can help estimate the accuracy of these calculations.
The efficiency of a gearbox is mainly dependent on the power range and the torque. The higher the range, the better the efficiency. When the power range is reduced, the efficiency is reduced. The efficiency decreases sharply for high ratio gearboxes.
The efficiency of a gearbox also depends on the type of gearbox. Typically, spur gears are the most efficient, but helical gears are also quite efficient. In the same way that an electrical motor is more efficient than a standard cylinder engine, helical gears are more efficient than spur gears.helical gearbox

Applications

Various industries utilize helical gearboxes for different applications. These gears are primarily used in heavy industrial settings and are also used in the printing and plastic industries.
They are useful in transferring motion between parallel and right-angle shafts. Helical gears are more durable and offer smoother gear operation than other gear types. They are also less noisy and produce less friction.
Typical applications of helical gearboxes include conveyors, coolers, crushers, and other heavy industrial applications. They are also used in the food, chemical, and printing industries.
There are two main types of helical gearboxes: single helical gearboxes and double helical gearboxes. In the single gearbox, the teeth are at a certain angle to the axis. In the double gearbox, the teeth are at opposite angles.
Both gear types have their own advantages. The spur type is more suited for low-speed applications and is also less expensive to manufacture. However, helical gears are more efficient. They are also less noisy and have more teeth meshing capacity.
Helical gears also have a greater pitch circle diameter than spur gears. Because of this, they can tolerate a greater load and are more durable. The helical gearbox also uses thrust bearings to support the thrust force. In order to ensure smooth operation, the helical gears gradually engage.
Helical gears are also used in the automotive industry. They are the most common gear type used in the automotive transmission process.

Spiral teeth vs helical teeth

Depending on the application, there are two types of bevel gears: helical gears and spiral teeth bevel gears. They have a similar geometry, but they perform differently. While helical gears provide smoother operation and higher load carrying capacity, spiral teeth bevel gears are more flexible, reduce the risk of overheating, and have longer service life.
Helical gears are primarily used for helical or crossed shafts. They have teeth that are cut at a precise angle to the gear axis. They provide a smooth action during heavy loads and are used at high speeds. They can also be used for non-parallel shafts. However, they are less efficient than spur gears.
Spur gears are primarily used for parallel shafts. Their straight teeth are parallel to the gear axis. Their teeth come in sudden contact, which causes vibration and a noticeable noise. However, helical gears provide gradual engagement, minimizing vibration and backlash.
The root stress of helical gears is different from spur gears. It is dependent on the helix angle and the web thickness of the gear. The pressure angle of the teeth also affects the curvature radii. These factors affect the transverse contact ratio, which decreases the length of the contact line.
Helical gears are often used to change the angle of rotation by 90 degrees. They can also be used to eliminate shock loading. These gears can be used on parallel or crossed shafts.

PB and PLB Series

PB and PLB series helical gearboxes offer a bevy of benefits that include high power density and a compact modular design. Aside from offering a high output torque, they also offer low maintenance and a long life span. The manufacturers have also gone to great lengths to provide a robust case, a rigid worm and screw thread arrangement and a high reduction ratio. They also provide parallel shaft input options. This means you can use one gearbox to drive a whole train of synchronized gears.
Aside from the fact that it is one of the most durable gearboxes available, it is also one of the most versatile. In fact, the company manufactures a number of gearbox variants, ranging from a single gearbox to a fully modular multiple gearbox design. The high power density means it can operate in tight industrial spaces. PB and PLB series helical Gearboxes are available in a range of sizes, ensuring you find the perfect fit for your application. The PB and PLB Series helical gearboxes are also a cost-effective option for your next application. The company is also able to offer custom solutions to meet your specific needs.
The best part is that you can get your hands on these Gearboxes at a price that is well worth your hard earned dollars. The manufacturers also offer an industry leading warranty. PB and PLB series helical and worm gearboxes are available in a variety of sizes and configurations to suit your application.helical gearbox

Herringbone gears

Using Herringbone gears in helical gearboxes can give the advantages of quiet operation at high speed and minimal axial force. These gears can also be used in heavy machinery applications. However, manufacturing them is more difficult and expensive.
Herringbone gears are similar to double helical gears, except that they do not have a central gap. Originally, they were made by casting to an accurate pattern.
Today, they are characterized by two sets of gear teeth that are stuck together. They have a very high coincidence, which increases the bearing capacity of the gearbox. They also reduce wear and noise.
These gears are usually smaller than double helical gears. This makes them ideal for applications where vibration is high. The large contact area reduces stress. They also have a high carrying capacity. They are used in transmissions, heavy machinery, and differentials.
Herringbone gears are also used in torque gearboxes, especially those that do not have a significant thrust bearing. However, their use is less common because of manufacturing difficulties.
There are several solutions to the problem of making herringbone gears. One solution is to use a central groove to cut the gears. Another is to stack two helical gears together. Another solution is to use older machines that can be rebuilt to make herringbone gears.
Herringbone gears can be processed using milling methods. However, this method cannot be used to process all herringbone gears.
China Custom RV Transmission Reduction Gear Unit Worm Gearbox with Motor (0.06-15KW)   helical gears backlashChina Custom RV Transmission Reduction Gear Unit Worm Gearbox with Motor (0.06-15KW)   helical gears backlash
editor by CX 2023-11-12

China factory PAR180 Helical Gear High Precision Planetary Gearbox Reducer with Low Backlash helical gearbox description

Product Description

PAR180 Helical Gear High Precision Planetary Gearbox Reducer With Low Backlash

The main transmission structure of planetary reducer is planetary gear, sun gear, internal gear ring and planetary carrier. Planetary gear reducer has the advantages of small volume, high transmission efficiency, wide deceleration range and high precision. It is widely used in the transmission system of servo motor, stepping motor, DC motor and other motors. Its function is to reduce speed, increase torque, reduce load and motor moment of inertia ratio on the premise of ensuring precision transmission.

Product Parameters

Characteristic:

1. The spiral bevel gear reversing mechanism realizes right angle steering output
2. The installation distance of spiral bevel gear pair can be adjusted, and the working sound is lower
3. The grinding bevel gear pair can be selected, and the working sound is more stable and quiet
4. Integrated design, high precision and high rigidity
5. The double support cage planet carrier structure has high reliability and is suitable for high-speed and frequent CZPT and reverse rotation
6. Compared with the corresponding square fuselage series, it has the same performance and higher cost performance
7. Coupling meter, more connection options, keyway can be opened
8. Helical gear transmission, low return clearance and more accurate positioning
9.Size range:140-180 mm
10.Ratio range:3-100
11.Precision range:3-5arcmin (P1); 5-8arcmin (P2)

Specifications PAR140 PAR180
Technal Parameters
Max. Torque Nm 1.5times rated torque
Emergency Stop Torque Nm 2.5times rated torque
Max. Radial Load N 9400 14500
Max. Axial Load N 4700 7250
Torsional Rigidity Nm/arcmin 47 130
Max.Input Speed rpm 6000 6000
Rated Input Speed rpm 3000 3000
Noise dB ≤68 ≤68
Average Life Time h 20000
Efficiency Of Full Load % L1≥95%       L2≥90%
Return Backlash P1 L1 arcmin ≤5 ≤5
L2 arcmin ≤7 ≤7
P2 L1 arcmin ≤8 ≤8
L2 arcmin ≤10 ≤10
Moment Of Inertia Table L1 3 Kg*cm2 23.5 69.2
4 Kg*cm2 21.5 68.6
5 Kg*cm2 21.5 68.6
7 Kg*cm2 21.5 68.6
8 Kg*cm2 20.5 /
10 Kg*cm2 20.1 66.2
14 Kg*cm2 / 68.6
20 Kg*cm2 / 68.6
L2 25 Kg*cm2 6.88 23.8
30 Kg*cm2 7.1 22.2
35 Kg*cm2 6.88 22.2
40 Kg*cm2 6.88 22.2
50 Kg*cm2 6.88 22.2
70 Kg*cm2 6.88 22.2
100 Kg*cm2 6.34 21.6
Technical Parameter Level Ratio   PAR140 PAR180
Rated Torque L1 3 Nm 360 880
4 Nm 480 1100
5 Nm 480 1100
7 Nm 480 1100
8 Nm 440 /
10 Nm 360 1100
L2 14 Nm / 1100
20 Nm / 1100
25 Nm 480 1100
30 Nm 360 880
35 Nm 480 1100
40 Nm 480 1100
50 Nm 480 1100
70 Nm 480 1100
100 Nm 360 1100
Degree Of Protection   IP65
Operation Temprature ºC  – 10ºC to -90ºC
Weight L1 kg 20.8 41.9
L2 kg 26.5 54.8

Company Profile

Packaging & Shipping

1. Lead time: 7-10 working days as usual, 20 working days in busy season, it will be based on the detailed order quantity;
2. Delivery: DHL/ UPS/ FEDEX/ EMS/ TNT

FAQ

1. who are we?
Hefa Group is based in ZheJiang , China, start from 1998,has a 3 subsidiaries in total.The Main Products is planetary gearbox,timing belt pulley, helical gear,spur gear,gear rack,gear ring,chain wheel,hollow rotating platform,module,etc

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3. how to choose the suitable planetary gearbox?
First of all,we need you to be able to provide relevant parameters.If you have a motor drawing,it will let us recommend a suitable gearbox for you faster.If not,we hope you can provide the following motor parameters:output speed,output torque,voltage,current,ip,noise,operating conditions,motor size and power,etc

4. why should you buy from us not from other suppliers?
We are a 22 years experiences manufacturer on making the gears, specializing in manufacturing all kinds of spur/bevel/helical gear, grinding gear, gear shaft, timing pulley, rack, planetary gear reducer, timing belt and such transmission gear parts

5. what services can we provide?
Accepted Delivery Terms: Fedex,DHL,UPS;
Accepted Payment Currency:USD,EUR,HKD,GBP,CNY;
Accepted Payment Type: T/T,L/C,PayPal,Western Union;
Language Spoken:English,Chinese,Japanese

Application: Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Automation Equipment
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Layout: Coaxial
Gear Shape: Conical – Cylindrical Gear
Step: Single-Step
Samples:
US$ 986/set
1 set(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

helical gearbox

How to Choose a Helical Gearbox

Choosing the best helical gearbox is dependent on the type of application you want to use the gear for. You will need to consider the contact ratios and the total of profile shifts required.

Spur gears are more efficient than helical gears

Compared to helical gears, spur gears have straight teeth that are parallel to the axis of the gear. Because they are more efficient, spur gears are often used in low speed applications. However, helical gears are better for low-noise and high-speed applications. Despite their advantages, spur gears are also used in some devices.
Spur gears are not as resilient as other gears. They are less efficient at transmitting power over long distances, and they generate too much noise at high speeds. They also impose a radial load on bearings. They also produce significant vibration that can limit the maximum speed of operation.
Helical gears are better at transferring loads. They are used in a number of applications, including car transmissions, elevators, and conveyors. Helical gears also generate large amounts of thrust. They are also quieter than spur gears.
Unlike spur gears, helical gears use bearings to support their thrust load. They also have more teeth, so they can handle more load than spur gears. They can also be used in non-parallel shafts.
Helical gears are generally used in high-speed mechanical systems. They also have less wear on individual teeth and are quieter running than spur gears.
Helical gears are a refinement of spur gears. They are also used in the printing industry, elevators, and gearboxes for automobiles. They are often used in conjunction with a worm gear to distribute load. They have a higher speed capacity, but they are not as efficient as spur gears. They are used in some high-speed mechanical systems because they generate less noise and vibration.
Spur gears are commonly used in low-speed applications, like rack and pinion setups. Their design makes them more efficient at transmitting power, but they are less resilient than helical gears.
Design space is limited based on a required center distance, target gear ratio, and sum of profile shifts
Using statistically derived parameters, the authors performed a multi-objective optimization of the profile shift of two external cylindrical gears. The main objective of this study was to maximize efficiency and minimize the amount of power lost in the optimized space.
To do this, the authors used a multi-objective optimization algorithm that included all aspects of the optimal profile shift. The algorithm evaluates objective function over a series of generations to determine the best solution.
The multi-objective optimization algorithm was based on a verified optimization algorithm. This algorithm combines analytical pressure loads estimation with an effective method for calculating the deformations of the gear case. Using the aforementioned formulae, the authors were able to identify a feasible solution. The numerical calculations also showed that the corresponding specific sliding coefficients were perfectly balanced.
To identify the most efficient method for determining the profile shift, the authors selected the most efficient method based on the objectives of efficiency and mass. The efficiency objective was considered to be the largest given the small size of the resulting optimization space. This objective is useful in reducing wear failures.
helical gearbox
The largest thermal treatment of a cylindrical gear is case hardening. The ISO/TR 4467:1982 standard provides a practical guide for gears. The largest radii of the pinion and wheel are rb1 and rb2. The ratio of tooth width to base circle diameter of the pinion is normally set to less than 1.
Sliding velocity increases as the distance from the pitch point increases in the line of action
Deflections of the involute profile of a helical gear occur due to the load on the teeth. However, the optimum pressure angle for the gear is not known.
The correct pressure angle for a helical gear cannot be calculated without a surface model. Assuming the pressure is uniform over the profile, a pressure angle of 20deg would be a good bet. However, this would require a mathematical model that can be derived from the Archard wear equation.
In general, the pressure angle will be influenced by the diameter, as well as the gear mesh geometry. It is important to know the actual angle of a helical gear since this will affect the curvature of the profile, the normal force, and the radial force.
The best way to measure the pressure angle is to consider the theoretical pitch diameter. If the pitch diameter is small, then the actual angle will be smaller. This will cause a gap between the flanks. However, it can also cause the gear to deform, leading to unexpected working behavior.
One interesting tangent is the pitch plane, an imaginary plane tangent to the pitch surfaces. The pitch plane is the plane perpendicular to the axial plane of the gear cross section. It is usually used as a reference point to calculate the transverse pressure angle.
The working pressure angle is the angle of the pressure line of the gear mesh. This angle is the same as the reference pressure angle, but the length of the contact line is reduced.
The best way to calculate the working pressure angle is to use the pressure line of the gear mesh. This will give a more accurate value. The actual angle of the pressure line is also related to the transmission ratio. This ratio is usually given as the nominal ratio of angular velocities. The actual velocities will fluctuate about this ratio.

Undercut of a helical gear tooth root

Having an undercut at the pinion root can affect the distribution of load along the line of contact of helical gears. This can result in higher than nominal loads on some teeth and amplitude modulated noise.
The tooth root is affected by a number of factors, including the shape of the tooth cutting tool. The cutting tool must be designed to avoid an undercut without reducing the number of teeth. This is achieved by a process called profile shifting.
Profile shift occurs when the cutting tool changes depth, thereby preventing an undercut. It is often used in the manufacturing process to achieve a greater overlap ratio. The higher the overlap ratio, the less variation there is between the contact lines. This reduces the dynamic tooth loads and reduces noise.
The profile shift is most often associated with the cutting tool tip. This is the point where the involute profile exits the gear, before the tip begins to taper. The involute profile can be defined for every transverse section of the gear face width. The boundary point is a point of tangency between the involute and root profiles.
The involute of a circle is a common way to define a gear-tooth profile. The involute is the path traced by the point on the line when rolling on a circle. It is a useful feature for cylindrical involute gears.
The helix angle is also important to the helical gear. It allows for greater contact capacity and increases the bending capacity of the gear. It must be included in specifications for helical teeth. The angle must be measurable and include the (+-) sign.
The bending strength of a tooth depends on the shape of the root. A large undercut reduces the strength of the tooth.helical gearbox

Contact ratios

Whether a helical gearbox is dynamic or steady-state, the contact ratio is a key factor. The total contact ratio defines the average number of teeth in contact in the plane of action. It is calculated by multiplying the transverse contact ratio with the overlap ratio. The overlap ratio is always non-zero.
The total contact ratio must be 1.0 or greater for a constant speed rotation on the driven side. Gears with a low total contact ratio are known to slow down rotation of the driven gear. The total contact ratio is influenced by the length of the contact line. A high contact ratio is a good choice for dynamic loading.
A low contact ratio results in a greater amount of profile shift and a larger amount of noise. If the contact ratio is too high, it may cause excessive EAP sliding velocity and cause scuffing. In addition, an uneven load share results in amplitude modulated vibrations.
A helical gear is a pair of slim spur gears. The gears are layered in a plane that runs parallel to the face width of the gear teeth. Each gear tooth makes contact with the flank of the next gear tooth. The helical gear tooth flank is a 3-dimensional surface that is a tangent to the base circles of the gears.
The tooth shape of the helical gear tooth is also a key factor in the contact ratio. The tooth form is designed to be in relation to the work piece, tooling, dedendum coefficients, tooth forces, and tooth bending stiffness. A gear tooth form must also relate to tooth surface kinematics and microgeometry modifications.
The active profile is a region of the involute profile between the start and end points. A tooth profile that satisfies the basic law of gear-tooth action is often called a conjugate profile.
China factory PAR180 Helical Gear High Precision Planetary Gearbox Reducer with Low Backlash   helical gearbox descriptionChina factory PAR180 Helical Gear High Precision Planetary Gearbox Reducer with Low Backlash   helical gearbox description
editor by CX 2023-10-22

China Good quality Three Phase Gear Reduction Motor Helical Gearbox with Output Shaft Material 20crmnti double stage helical gearbox

Product Description

 

Product Description

MAIN FEATURES:
1) Made of high quality material,  non-rusting;Both flange and foot mounting available and suitable for all-round installation
2) Large output torque and high radiating efficiency
3)Precise grinding helical gear with Smooth running and low noise, no deformation,can work long time in dreadful condition
4)Nice appearance, durable service life and small volume, compact structure
5)Both 2 and 3 stage available with wide ratio range from 5 to 200
6)Different output shaft diameter available -40-50mm
7)Modular construction enlarge ratio from 5 to 1400

MAIN MATERIALS:
1)housing with aluminium alloyand cast iron material;
2)Output Shaft Material:20CrMnTi
3)Good quality no noise bearings to keep long service life
4)High performance oil seal to prevent from oil leakage

APPLICATIONS:
G3 Series helical gear motor are wide used for all kinds of automatic equipment, such as chip removal machine, conveyor, packaging equipment, woodworking machinery, farming equipment, slurry scraper ,dryer, mixer and so on.

Detailed Photos

Product Parameters

 

(n1=1400r/min  50hz)
norminal ratio 5 10 15 20 25 30 40 50 60 80 100 100 120 160   200   
0.1kw output shaft  Ø18 Ø22
n2* (r/min) 282 138 92 70 56 46 35 28 23 18 14 11 9 7
M2(Nm) 50hz 3.2 6.5 9.8 12.9 16.1 19.6 25.7 31.1 37.5 49.5 62.9 76.1 100.7 125.4
60hz 3 5 8 11 13 17 21 26 31 41 52 63 84 105
Fr1(N) 588 882 980 1180 1270 1370 1470 1570 2160 2450 2450 2450 2450 2450 2450
Fr2(N) 176
norminal ratio 5 10 15 20 25 30 40 50 60 80 100 100 120 160 200
0.2kw output shaft  Ø18 Ø22 Ø28
n2* (r/min) 282 138 92 70 56 45 35 29 23 18 14 13 12 8 7
M2(Nm) 50hz 6.5 12.6 19.1 26.3 32.6 38.9 50.4 63 75.6 100.8 103.9 125.4 150 200.4 250.7
60hz 5.4 10.5 16.6 21.9 27.1 32.4 42 52.5 63 84 86.6 104.5 125 167 208.9
Fr1(N) 588 882 980 1180 1270 1760 1860 1960 2160 2450 2450 2840 3330 3430 3430
Fr2(N) 196
norminal ratio 5 10 15 20 25 30 40 50 60 80 100 100 120 160 200
0.4kw output shaft  Ø22 Ø28 Ø32
n2* (r/min) 288 144 92 72 58 47 36 29 24 18 14 14 12 9 7
M2(Nm) 50hz 12.9 25 38.6 51.4 65.4 78.2 100.7 125.4 150 200.4 206.8 250.7 301.1 400.7 461.8
60hz 10.7 20.8 32.1 42.9 54.5 65.2 83.9 104.5 125 167 172.3 208.9 250.9 333.9 384.8
Fr1(N) 882 1180 1370 1470 1670 2550 2840 3140 3430 3430 3430 4900 5880 5880 5880
Fr2(N) 245
norminal ratio 5 10 15 20 25 30 40 50 60 80 100 100 120 160 200
0.75kw output shaft  Ø28 Ø32 Ø40
n2* (r/min) 278 140 94 69 58 46 35 29 24 18 14 14 11 9 7
M2(Nm) 50hz 24.6 48.2 72.9 97.5 122.1 145.7 187.5 235.7 282.9 376.1 387.9 439 527 703 764
60hz 20.5 40.2 60.7 81.3 201.8 121.4 156.3 196.4 235.7 313.4 323.2 366 439 585 732
Fr1(N) 1270 1760 2160 2350 2450 4571 4210 4610 5490 5880 5880 7060 7060 7060 7060
Fr2(N) 294
norminal ratio 5 10 15 20 25 30 40 50 60 80 100 100 120 160 200
1.5kw output shaft  Ø32 Ø40 Ø50
n2* (r/min) 280 140 93 70 55 47 34 27 24 17 14 13 12 8 7
M2(Nm) 50hz 48.2 97.5 145.7 193.9 242.1 272 351 439 527 703 724 878 1060 1230 1230
60hz 40.2 81.3 121.4 161.6 201.8 226 293 366 439 585 603 732 878 1170 1230
Fr1(N) 1760 2450 2840 3230 3820 5100 5880 7060 7060 7060 7060 9800 9800 9800 9800
Fr2(N) 343
norminal ratio 5 10 15 20 25 30 40 50 60 80 100        
2.2kw output shaft  Ø40 Ø50  
n2* (r/min) 272 136 95 68 54 45 36 28 24 18 14        
M2(Nm) 50hz 67 133 200 266 332 399 515 644 773 1571 1230        
60hz 56 111 167 221 277 332 429 537 644 858 1080        
Fr1(N) 2160 3140 3530 4571 4700 6960 7250 8620 9800 9800 9800        
Fr2(N) 392

Outline and mounting dimension:

G3FM: THREE PHASE GEAR MOTOR WITH FLANGE                                                                                       (n1=1400r/min)
Power kw output shaft ratio A F I J M O O1 P Q R S T U W X Y Y1
standard brake
0.1kw  Ø18 5–30-40-50 236 270 192.5 11 16.5 170 4 10 30 145 35 18 20.5 129 6 157 80 81
 Ø22 -160-200 262 296 197.5 11 19 185 4 12 40 148 47 22 24.5 129 6 171.5 89.5 83.5
0.2kw  Ø18 5- 267 270 192.5 11 16.5 170 4 10 30 145 35 18 20.5 129 6 161 80 81
 Ø22 -80-100 293 296 197.5 11 19 185 4 12 40 148 47 22 24.5 129 6 171.5 89.5 83.5
 Ø28 306 309.5 208.5 11 23.5 215 4 15 45 170 50 28 31 129 8 198.5 105.5 88
0.4kw  Ø22 5- 314 324.5 204 11 19 185 4 12 40 148 47 22 24.5 139 6 171.5 89.5 88.5
 Ø28 -80-100 330 337.5 215 11 23.5 215 4 15 45 170 50 28 31 139 8 198.5 105.5 93
 Ø32 349 357 229.5 13 28.5 250 4 15 55 180 60 32 35 139 10 234 126 98
0.75kw  Ø28 5- 350.5 343.5 227.5 11 23.5 215 4 15 45 170 50 28 31 159 8 198.5 105.5 103
 Ø32 -80-100 379.5 387 242 13 28.5 250 4 15 55 180 60 32 35 159 10 234 126 108
 Ø40 401.5 408.5 270 18 34 310 5 18 65 230 71 40 43 185 12 284 149 126.5
1.5kw  Ø32 5- 420.5 441 254 13 28.5 250 5 15 55 180 60 32 35 185 10 234 126 121
 Ø40 -80-100 457.5 478 270 18 34 310 5 18 65 230 71 40 43 185 12 284 149 126.5
 Ø50 485.5 506 300 22 40 360 5 25 75 270 83 50 53.5 185 14 325 173.5 132.5
2.2kw  Ø40 5- 466.5 487 270 18 34 310 5 18 65 230 71 40 43 185 12 284 149 126.5
 Ø50 -80-100 510.5 531 300 22 40 360 5 25 75 270 83 50 53.5 185 14 325 173.5 132.5


 

G3LM: THREE PHASE GEAR MOTOR WITH FOOT                                                                                                               (n1=1400r/min)
Power kw output shaft ratio A D E F J G H K P S T   U  V W   X  Y   Y1       
standard brake
0.1kw  Ø18 5–30-40-50 236 270 40 110 135 16.5 65 9 45 30 18 20.5 129 183 6 133 85 10
 Ø22 -160-200 262 296 65 130 155 19 90 11 55 40 22 24.5 129 193 6 139.5 90 12
0.2kw  Ø18 5- 267 270 40 110 135 16.5 65 9 45 30 18 20.5 129 183 6 133 85 10
 Ø22 -80-100 293 296 65 130 155 19 90 11 55 40 22 24.5 129 193 6 139.5 90 12
 Ø28 306 309.5 90 140 175 23.5 125 11 65 45 28 31 129 203 8 170 110 15
0.4kw  Ø22 5- 314 324.5 65 130 155 19 90 11 55 40 22 24.5 139 199.5 6 141.5 90 12
 Ø28 -80-100 330 337.5 90 140 175 23.5 125 11 65 45 28 31 139 210 8 170 110 15
 Ø32 349 357 130 170 208 28.5 170 13 70 55 32 35 139 226 10 198 130 18
0.75kw  Ø28 5- 350.5 343.5 90 140 175 23.5 125 11 65 45 28 31 159 222 8 170 110 15
 Ø32 -80-100 379.5 387 130 170 208 28.5 170 13 70 55 32 35 159 238.5 10 198 130 18
 Ø40 401.5 408.5 150 210 254 34 196 15 90 65 40 43 185 249 12 230 150 20
1.5kw  Ø32 5- 420.5 441 130 170 208 28.5 170 13 70 55 32 35 185 250.5 10 198 130 18
 Ø40 -80-100 457.5 478 150 210 254 34 196 15 90 65 40 43 185 260 12 230 150 20
 Ø50 485.5 506 160 230 290 40 210 18 100 75 50 53.5 185 288 14 265 170 25
2.2kw  Ø40 5- 466.5 487 150 210 254 34 196 15 90 65 40 43 185 260 12 230 150 20
 Ø50 -80-100 510.5 531 160 230 290 40 210 18 100 75 50 53.5 185 288 14 265 170 25


 

G3FS: IEC GEAR REDUCER WITH FOOT                                                                                                                           (n1=1400r/min)
Power kw output shaft ratio A B C F I J L M N O O1 P Q R S S1 T T1 W W1 X Y Y1
0.12kw  Ø18 5–30-40-50 147 95 115 154 11 16.5 4.5 170 140 4 10 30 145 35 18 11 20.5 12.8 6 4 163 80 86.5
 Ø22 -160-200 173 95 115 164 11 19 4.5 185 140 4 12 40 148 47 22 11 24.5 12.8 6 4 171.5 89.5 89
0.18kw  Ø18 5- 147 95 115 154 11 16.5 4.5 170 140 4 10 30 145 35 18 11 20.5 12.8 6 4 163 80 86.5
 Ø22 -80-100 173 95 115 164 11 19 4.5 185 140 4 12 40 148 47 22 11 24.5 12.8 6 4 171.5 89.5 89
 Ø28 186.5 95 115 186 11 23.5 4.5 215 140 4 15 45 170 50 28 11 31 12.8 8 4 198.5 105.5 93.5
0.37kw  Ø22 5- 181.5 110 130 164 11 19 4.5 185 160 4 12 40 148 47 22 14 24.5 16.3 6 5 201 89.5 99
 Ø28 -80-100 198 110 130 186 11 23.5 4.5 215 160 4 15 45 170 50 28 14 31 16.3 8 5 198.5 105.5 103.5
 Ø32 216.5 110 130 215 13 28.5 4.5 250 160 4 15 55 180 60 32 14 35 16.3 10 5 234 126 108.5
0.75kw  Ø28 5- 206.5 130 165 185 11 23.5 4.5 215 200 4 15 45 170 50 28 19 31 21.8 8 6 216.5 105.5 123.5
 Ø32 -80-100 235 130 165 215 13 28.5 4.5 250 200 4 15 55 180 60 32 19 35 21.8 10 6 236.5 126 128.5
 Ø40 260.5 130 165 270 18 34 4.5 310 200 5 18 65 230 71 40 19 43 21.8 12 8 284 149 134
1.5kw  Ø32 5- 252 130 165 215 13 28.5 4.5 250 200 5 15 55 180 60 32 24 35 27.3 10 8 236.5 126 128.5
 Ø40 -80-100 293.5 130 165 270 18 34 4.5 310 200 5 18 65 230 71 40 24 43 27.3 12 8 284 149 134
 Ø50 321.5 130 165 300 22 40 4.5 360 200 5 25 75 270 83 50 24 53.5 27.3 14 8 323.5 173.5 140
2.2kw  Ø40 5- 290 180 215 270 18 34 5.5 310 250 5 18 65 230 71 40 28 43 31.3 12 8 284 149 134
 Ø50 -80-100 334 180 215 300 22 40 5.5 360 250 5 25 75 270 83 50 28 53.5 31.3 14 8 323.5 173.5 140


 

G3LS: IEC GEAR REDUCER WITH FOOT                                                                                                                           (n1=1400r/min)  
Power kw output shaft ratio A B C D E F G H J K L N P S S1 T T1 W W1 X Y Y1 Z
0.12kw  Ø18 5–30-40-50 147 95 115 40 110 135 65 9 16.5 45 4.5 140 30 18 11 20.5 12.8 6 4 138.5 85 10 M8
 Ø22 -160-200 173 95 115 65 130 154 90 11 19 55 4.5 140 40 22 11 24.5 12.8 6 4 141 90 12 M8
0.18kw  Ø18 5- 147 95 115 40 110 135 65 9 16.5 45 4.5 140 30 18 11 20.5 12.8 6 4 138.5 85 10 M8
 Ø22 -80-100 173 95 115 65 130 154 90 11 19 55 4.5 140 40 22 11 24.5 12.8 6 4 141 90 12 M8
 Ø28 186.5 95 115 90 140 175 125 11 23.5 65 4.5 140 45 28 11 31 12.8 8 4 170 110 15 M8
0.37kw  Ø22 5- 181.5 110 130 65 130 154 90 11 19 55 4.5 160 40 22 14 24.5 16.3 6 5 151 90 12 M8
 Ø28 -80-100 198 110 130 90 140 175 125 11 23.5 65 4.5 160 45 28 14 31 16.3 8 5 170 110 15 M8
 Ø32 216.5 110 130 130 170 208 170 13 28.5 70 4.5 160 55 32 14 35 16.3 10 5 198 130 18 M8
0.75kw  Ø28 5- 206.5 130 165 90 140 175 125 11 23.5 65 4.5 200 45 28 19 31 21.8 8 6 186.5 110 15 M10
 Ø32 -80-100 235 130 165 130 170 208 170 13 28.5 70 4.5 200 55 32 19 35 21.8 10 6 201.5 130 18 M10
 Ø40 260.5 130 165 150 210 254 196 15 34 90 4.5 200 65 40 19 43 21.8 12 8 230 150 20 M10
1.5kw  Ø32 5- 252 130 165 130 170 208 170 13 28.5 70 4.5 200 55 32 24 35 27.3 10 8 201.5 130 18 M10
 Ø40 -80-100 293.5 130 165 150 210 254 196 15 34 90 4.5 200 65 40 24 43 27.3 12 8 230 150 20 M10
 Ø50 321.5 130 165 160 230 290 210 18 40 100 4.5 200 75 50 24 53.5 27.3 14 8 265 170 25 M10
2.2kw  Ø40 5- 290 180 215 150 210 254 196 15 34 90 5.5 250 65 40 28 43 31.3 12 8 230 150 20 M12
 Ø50 -80-100 334 180 215 160 230 290 210 18 40 100 5.5 250 75 50 28 53.5 31.3 14 8 265 170 25 M12

Company Profile

We are a professional reducer manufacturer located in HangZhou, ZHangZhoug province.Our leading products is  full range of RV571-150 worm reducers , also supplied GKM hypoid helical gearbox, GRC inline helical gearbox, PC units, UDL Variators and AC Motors, G3 helical gear motor.Products are widely used for applications such as: foodstuffs, ceramics, packing, chemicals, pharmacy, plastics, paper-making, construction machinery, metallurgic mine, environmental protection engineering, and all kinds of automatic lines, and assembly lines.With fast delivery, superior after-sales service, advanced producing facility, our products sell well  both at home and abroad. We have exported our reducers to Southeast Asia, Eastern Europe and the Middle East and so on.Our aim is to develop and innovate on the basis of high quality, and create a good reputation for reducers.

Workshop:

 

Exhibition

ZheJiang PTC Fair:

Packaging & Shipping

After Sales Service

1.Maintenance Time and Warranty:Within 1 year after receiving goods.
2.Other ServiceIncluding modeling selection guide, installation guide, and problem resolution guide, etc

FAQ

1.Q:Can you make as per customer drawing?
A: Yes, we offer customized service for customers accordingly. We can use customer’s nameplate for gearboxes.
2.Q:What is your terms of payment ?
A: 30% deposit before production,balance T/T before delivery.
3.Q:Are you a trading company or manufacturer?
A:We are a manufacurer with advanced equipment and experienced workers.
4.Q:What’s your production capacity?
A:4000-5000 PCS/MONTH
5.Q:Free sample is available or not?
A:Yes, we can supply free sample if customer agree to pay for the courier cost
6.Q:Do you have any certificate?
A:Yes, we have CE certificate and SGS certificate report.

Contact information:
Ms Lingel Pan
For any questions just feel free ton contact me. Many thanks for your kind attention to our company!

Application: Motor, Machinery, Marine, Agricultural Machinery, Power Transmission Applications
Function: Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Vertical or Horizontal Type
Step: Two Stage- Three Stage
Samples:
US$ 35/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

helical gearbox

How to Choose a Helical Gearbox

Choosing the best helical gearbox is dependent on the type of application you want to use the gear for. You will need to consider the contact ratios and the total of profile shifts required.

Spur gears are more efficient than helical gears

Compared to helical gears, spur gears have straight teeth that are parallel to the axis of the gear. Because they are more efficient, spur gears are often used in low speed applications. However, helical gears are better for low-noise and high-speed applications. Despite their advantages, spur gears are also used in some devices.
Spur gears are not as resilient as other gears. They are less efficient at transmitting power over long distances, and they generate too much noise at high speeds. They also impose a radial load on bearings. They also produce significant vibration that can limit the maximum speed of operation.
Helical gears are better at transferring loads. They are used in a number of applications, including car transmissions, elevators, and conveyors. Helical gears also generate large amounts of thrust. They are also quieter than spur gears.
Unlike spur gears, helical gears use bearings to support their thrust load. They also have more teeth, so they can handle more load than spur gears. They can also be used in non-parallel shafts.
Helical gears are generally used in high-speed mechanical systems. They also have less wear on individual teeth and are quieter running than spur gears.
Helical gears are a refinement of spur gears. They are also used in the printing industry, elevators, and gearboxes for automobiles. They are often used in conjunction with a worm gear to distribute load. They have a higher speed capacity, but they are not as efficient as spur gears. They are used in some high-speed mechanical systems because they generate less noise and vibration.
Spur gears are commonly used in low-speed applications, like rack and pinion setups. Their design makes them more efficient at transmitting power, but they are less resilient than helical gears.
Design space is limited based on a required center distance, target gear ratio, and sum of profile shifts
Using statistically derived parameters, the authors performed a multi-objective optimization of the profile shift of two external cylindrical gears. The main objective of this study was to maximize efficiency and minimize the amount of power lost in the optimized space.
To do this, the authors used a multi-objective optimization algorithm that included all aspects of the optimal profile shift. The algorithm evaluates objective function over a series of generations to determine the best solution.
The multi-objective optimization algorithm was based on a verified optimization algorithm. This algorithm combines analytical pressure loads estimation with an effective method for calculating the deformations of the gear case. Using the aforementioned formulae, the authors were able to identify a feasible solution. The numerical calculations also showed that the corresponding specific sliding coefficients were perfectly balanced.
To identify the most efficient method for determining the profile shift, the authors selected the most efficient method based on the objectives of efficiency and mass. The efficiency objective was considered to be the largest given the small size of the resulting optimization space. This objective is useful in reducing wear failures.
helical gearbox
The largest thermal treatment of a cylindrical gear is case hardening. The ISO/TR 4467:1982 standard provides a practical guide for gears. The largest radii of the pinion and wheel are rb1 and rb2. The ratio of tooth width to base circle diameter of the pinion is normally set to less than 1.
Sliding velocity increases as the distance from the pitch point increases in the line of action
Deflections of the involute profile of a helical gear occur due to the load on the teeth. However, the optimum pressure angle for the gear is not known.
The correct pressure angle for a helical gear cannot be calculated without a surface model. Assuming the pressure is uniform over the profile, a pressure angle of 20deg would be a good bet. However, this would require a mathematical model that can be derived from the Archard wear equation.
In general, the pressure angle will be influenced by the diameter, as well as the gear mesh geometry. It is important to know the actual angle of a helical gear since this will affect the curvature of the profile, the normal force, and the radial force.
The best way to measure the pressure angle is to consider the theoretical pitch diameter. If the pitch diameter is small, then the actual angle will be smaller. This will cause a gap between the flanks. However, it can also cause the gear to deform, leading to unexpected working behavior.
One interesting tangent is the pitch plane, an imaginary plane tangent to the pitch surfaces. The pitch plane is the plane perpendicular to the axial plane of the gear cross section. It is usually used as a reference point to calculate the transverse pressure angle.
The working pressure angle is the angle of the pressure line of the gear mesh. This angle is the same as the reference pressure angle, but the length of the contact line is reduced.
The best way to calculate the working pressure angle is to use the pressure line of the gear mesh. This will give a more accurate value. The actual angle of the pressure line is also related to the transmission ratio. This ratio is usually given as the nominal ratio of angular velocities. The actual velocities will fluctuate about this ratio.

Undercut of a helical gear tooth root

Having an undercut at the pinion root can affect the distribution of load along the line of contact of helical gears. This can result in higher than nominal loads on some teeth and amplitude modulated noise.
The tooth root is affected by a number of factors, including the shape of the tooth cutting tool. The cutting tool must be designed to avoid an undercut without reducing the number of teeth. This is achieved by a process called profile shifting.
Profile shift occurs when the cutting tool changes depth, thereby preventing an undercut. It is often used in the manufacturing process to achieve a greater overlap ratio. The higher the overlap ratio, the less variation there is between the contact lines. This reduces the dynamic tooth loads and reduces noise.
The profile shift is most often associated with the cutting tool tip. This is the point where the involute profile exits the gear, before the tip begins to taper. The involute profile can be defined for every transverse section of the gear face width. The boundary point is a point of tangency between the involute and root profiles.
The involute of a circle is a common way to define a gear-tooth profile. The involute is the path traced by the point on the line when rolling on a circle. It is a useful feature for cylindrical involute gears.
The helix angle is also important to the helical gear. It allows for greater contact capacity and increases the bending capacity of the gear. It must be included in specifications for helical teeth. The angle must be measurable and include the (+-) sign.
The bending strength of a tooth depends on the shape of the root. A large undercut reduces the strength of the tooth.helical gearbox

Contact ratios

Whether a helical gearbox is dynamic or steady-state, the contact ratio is a key factor. The total contact ratio defines the average number of teeth in contact in the plane of action. It is calculated by multiplying the transverse contact ratio with the overlap ratio. The overlap ratio is always non-zero.
The total contact ratio must be 1.0 or greater for a constant speed rotation on the driven side. Gears with a low total contact ratio are known to slow down rotation of the driven gear. The total contact ratio is influenced by the length of the contact line. A high contact ratio is a good choice for dynamic loading.
A low contact ratio results in a greater amount of profile shift and a larger amount of noise. If the contact ratio is too high, it may cause excessive EAP sliding velocity and cause scuffing. In addition, an uneven load share results in amplitude modulated vibrations.
A helical gear is a pair of slim spur gears. The gears are layered in a plane that runs parallel to the face width of the gear teeth. Each gear tooth makes contact with the flank of the next gear tooth. The helical gear tooth flank is a 3-dimensional surface that is a tangent to the base circles of the gears.
The tooth shape of the helical gear tooth is also a key factor in the contact ratio. The tooth form is designed to be in relation to the work piece, tooling, dedendum coefficients, tooth forces, and tooth bending stiffness. A gear tooth form must also relate to tooth surface kinematics and microgeometry modifications.
The active profile is a region of the involute profile between the start and end points. A tooth profile that satisfies the basic law of gear-tooth action is often called a conjugate profile.
China Good quality Three Phase Gear Reduction Motor Helical Gearbox with Output Shaft Material 20crmnti   double stage helical gearboxChina Good quality Three Phase Gear Reduction Motor Helical Gearbox with Output Shaft Material 20crmnti   double stage helical gearbox
editor by CX 2023-10-21

China Best Sales F Series Parallel Shaft Axis Helical Gearbox with Hard Tooth Surface bevel helical gearbox application

Product Description

Detailed Photos

 

 

 

Product Description

High modular design, flexible mounting mode.
Integrated casting housing,compact dimension, stable transmitting and low noise level.
Perfect oil leakage preventing makes the good sealings and can be used in wide range of industry.
Advanced gear grinding and modified profile, high loading support and more safe operation.
High efficiency and save power.
Save cost and low maintenance.

Main applied for
Harbor and shipping
Hoist and transport
Electric power
Coal mining
Cement and construction
Paper and light industry

 

Product Parameters

 

Housing material

Cast iron/Ductile iron

Housing hardness

HBS190-240

Gear material

20CrMnTi alloy steel

Surface hardness of gears

HRC58°~62 °

Gear core hardness

HRC33~40

Input / Output shaft material

42CrMo alloy steel

Input / Output shaft hardness

HRC25~30

Machining precision of gears

accurate grinding, 6~5 Grade

Lubricating oil

GB L-CKC220-460, Shell Omala220-460

Heat treatment

tempering, cementiting, quenching, etc.

Efficiency

94%~96% (depends on the transmission stage)

Noise (MAX)

60~68dB

Temp. rise (MAX)

40°C

Temp. rise (Oil)(MAX)

50°C

Vibration

≤20µm

Backlash

≤20Arcmin

Brand of bearings

China top brand bearing, HRB/LYC/ZWZ/C&U. Or other brands requested, SKF, FAG, INA, NSK.

Brand of oil seal

NAK — ZheJiang or other brands requested

Our Advantages

 

Packaging & Shipping

 

Certifications

Company Profile

Xihu (West Lake) Dis.ng Transmission Equipment Co., Ltd. located HangZhou city, ZHangZhoug, as 1 professional
manufacturer and exporter of cycloidal pin wheel reducer,worm reducer, gear reducer, gearbox ,
AC motor and relative spare parts, owns rich experience in this line for many years.

We are 1 direct factory, with advanced production equipment, the strong development team and
producing capacity to offer quality products for customers.

Our products widely served to various industries of Metallurgy, Chemicals, textile,medicine,wooden
etc. Main markets: China, Africa,Australia,Vietnam, Turkey,Japan, Korea, Philippines…

Welcome to ask us any questions, good offer always for you for long term business.

FAQ

Q: Are you trading company or manufacturer?
A: We are factory.
 

Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock.
 

Q: Can we buy 1 pc of each item for quality testing?
A: Yes, we are glad to accept trial order for quality testing.

Q:How to choose a gearbox which meets your requirement?
A:You can refer to our catalogue to choose the gearbox or we can help to choose when you provide
the technical information of required output torque, output speed and motor parameter etc.

Q: What information shall we give before placing a purchase order?
A:a) Type of the gearbox, ratio, input and output type, input flange, mounting position, and motor informationetc.
b) Housing color.
c) Purchase quantity.
d) Other special requirements. 

Application: Motor, Machinery, Marine, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: 90 Degree
Layout: Coaxial
Gear Shape: Bevel Gear
Step: Single-Step
Samples:
US$ 200/Piece
1 Piece(Min.Order)

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Request Sample

helical gearbox

Helical Gearbox

Generally, a helical gearbox consists of two gears. The two gears have cut teeth and are inserted into one another. These two gears work together to transmit torque and speed. This type of gearbox is used in a wide variety of applications.

Working principle

Besides being cheaper to make, helical gears have several advantages over straight-cut spur gears. Firstly, they offer a smoother operation, less vibration, and lower noise levels. They also transmit larger loads than spur gears. These gears are used in a variety of industries, such as food processing, plastic industries, and oil industries.
Another important feature of helical gears is the smooth and gradual engagement of teeth. This helps them function more smoothly, especially when working under heavy loads. This process reduces shock and backlash, and also reduces wear.
In addition to this, the helix angle is a variable that can be adjusted to suit the application. The angle is usually either left or right, and can vary based on the view.
Helical gears are usually used in enclosed gear drives, such as conveyors, blowers, and elevators. They offer a smoother operation, which makes them ideal for applications that require quiet operation. However, helical gears are less efficient at transmitting power than spur gears.
The relative contact stress (RCS) calculated for a helical gear is similar to that of a spur gear. However, the volume Vi, which is a helix-dependent quantity, is different. This volume is defined as the total volume of the helical pocket, calculated by integrating along the face width. The volume of a generic pocket is larger than that of a helical pocket without a helix.
In addition, the contact ratio is reduced. This is due to the fact that two teeth are not parallel to each other. A thick oil film prevents the teeth from making contact. This film also cools the gear tooth surfaces.
The service factor is a number that takes into account the conditions under which a gear is used. It is usually a ratio between the maximum torque and the torque produced.

Efficiency

During a recent gearbox measurement campaign, 13 commercial gearboxes were extensively tested. Efficiency was measured at nominal torque and power. The resulting efficiency maps presented in this paper show that the efficiency of each gearbox is fairly similar.
The efficiency of a gearbox depends on the gears’ teeth and the ratio between them. The lower the ratio, the higher the efficiency.
Efficiency is also affected by the load torque. The higher the load torque, the lower the efficiency. This is especially true for gearboxes with high ratios.
The power loss is also affected by the contact and overlap ratios. For gearboxes with high ratios, the difference between the efficiency of the catalog and model-based efficiency is greater than for low-ratio gearboxes. Fortunately, improvements in lubrication are closing this gap.
The helical gearbox is the most effective gearbox in the industry. It transfers motion between parallel configurations and has less noise than spur gears. These gears engage gently and smoothly, so they are less prone to wear and tear. They also allow for greater power carrying capacity.
Although helical gears are effective, they are more expensive than traditional gears. However, the cost savings can be significant over time. It is important to consider the advantages of a helical gearbox before choosing a gearbox for your application.
When comparing the efficiency of a helical gearbox to that of a worm gearbox, the worm gearbox is more efficient. However, the difference in efficiency is not as great as many other gearboxes.
The efficiency of a helical gearbox is also affected by the speed of the gears. The gearbox must have adequate lubrication for bearings. It is also important to consider the space requirements in the drive line.helical gearbox

Applications

helical gearbox applications are widespread and they are used in many industries. Some of the applications include the printing industry, the rubber industry, the plastics industry, the cement industry, the earth-moving industry, and the chemical industry.
helical gearboxes are also used for conveyors and elevators. They are very durable and they can carry larger loads. They are also quieter than straight cuts. They are also used in many automotive transmissions.
helical gearboxes transmit power between two parallel shafts. They are a good substitute for spur gears. They are compact and they reduce vibration and noise. They are also very durable and they can work in non-parallel shafts.
The most common application is in the automotive industry. Helical gearboxes are also used in other industries. They are very useful in elevators, conveyors, and other heavy industrial settings. They also provide a high level of speed reduction and they are commonly used in automation control systems. They are also used in the mining industry and the cement industry.
helical gearboxes can be fabricated with various modifications. This is important because some industries may require different gearboxes.
Helical gears have a higher number of teeth. This leads to less wear and tear. They are also less noisy than spur gears. Their ability to generate a large thrust force is what makes them ideal for high-speed applications. They are also able to distribute load among several axes. They are also used in high shock and vibration applications.
helical gearboxes work at a higher efficiency than spur gears. However, the manufacturing costs for helical gears are greater than for spur gears.
helical gearboxes also have the advantage of transferring power between right-angle shafts. They can work in conjunction with crossed axis gears, which eliminate shock loading.

Variations

Several variations of helical gearbox are available in the market for different industries. They are widely used in automobile transmissions and other industries. They are quieter than spur gears. They are also durable and are highly efficient. However, they can cause higher friction and wear.
Helical gears are made of teeth that twist around a cylindrical gear body at an angle. The angle at which the gear teeth are cut is called the helix angle. The helix angle can be adjusted to fit the gear and its surroundings.
The helix angle also determines how much axial force the gear produces. A larger helix angle will generate more axial force. This increase in axial force must be absorbed by the bearings. The pressure angle also has a direct impact on the normal force and curvature radii of the tooth.
Helical gears can be mounted in parallel or crossed configuration. Helical gears connected in parallel require the same pitch and pressure angle to work correctly. Helical gears connected in crossed configuration can operate more quietly and smoothly than spur gears. However, they can also be used to transmit higher torques.
Helical gears are also available in single and double helical designs. Single helical gears are produced with the same tools and equipment as spur gears. Unlike spur gears, single helical gears have more surface contact. They are also better for precision drives.
Double helical gears are also called herringbone gears. They are produced by cutting a groove between two teeth. They can eliminate axial forces and are also used to provide high load carrying capacity.
Helical gears are commonly used for low power transmission applications. They also provide an alternative for connecting parallel and non-parallel shafts. They are also used in high speed applications.helical gearbox

Tool tip radius

Among the many parameters that are used in a helical gearbox design, the tooth tip radius is probably the most important, albeit only because it is one of the least intuitive. The best way to estimate the diameter of a helical gear tooth is to use a tooth reference profile as the basis for the calculation. A similar procedure is used to calculate the helix angle. A tool tip that is too small will result in a tooth that undercuts, which is a problem if you have a gear that has a high number of teeth and you want to reduce the chance of tooth failure.
For the gear buffs, there are many helical gearbox tools and processes, the tip diameter being but one of them. Luckily for gear design geeks, there is a lot more to the helical gearbox than meets the eye. For example, a helical gear tooth is a three-dimensional surface, so its shape and function can be computed mathematically or numerically.
In addition to a tooth tip that flies by the seat of your pants, the helical gearbox is also the product of a manufacturing process. The main culprit is the profile shift, which is the distance between the gear pitch diameter and the datum line of the cutting tool. While a gear designer could choose to ignore this issue, it is often a design consideration for the benefit of maximizing contact ratios. This means that the gear teeth must be able to withstand the torque of their respective gear trains.
A helical gear is a geometric package, and the best way to package the gears is to minimize tooth bending strength while maximizing tooth bending stiffness. To do this, you must limit the thickness of your tooth tip. This is usually accomplished with a tooth profile that is shaped to match the tooth contour of the gear it is intended to replace.
China Best Sales F Series Parallel Shaft Axis Helical Gearbox with Hard Tooth Surface   bevel helical gearbox applicationChina Best Sales F Series Parallel Shaft Axis Helical Gearbox with Hard Tooth Surface   bevel helical gearbox application
editor by CX 2023-10-19

China 25hp light truck diesel engine helic gears reducer right angle gearbox1 to 1ratio cycloidal gearbox gearbox transmission with high quality

Warranty: 1 year, 1 Year
Applicable Industries: Manufacturing Plant, Machinery Repair Shops, Farms, Home Use, India market best selling plastic gearcase for motor electric fan parts gear box Mechanical equipment
Weight (KG): 77
Customized support: OEM
Gearing Arrangement: gear engagement type
Output Torque: *
Input Speed: 3000 3600
Output Speed: 3000 3600
steady performance: low fuel consumption
Usage: vehicles,trucks and boats
Type: gear engagement type, 4 shift for forward
Weight: 17kg
Size: 963x391x459
Quality: High Level
Rotation Direction: Counter-clockwise
Packaging Details: plywood case
Port: ZheJiang ,HangZhou

25hp light truck diesel engine gearbox transmissionTechnical Parameter

ModelYAK2V88F
TypeV-Two,4-Stroke, auto tool change CZPT cnc router 1530 1325 CZPT woodworking kitchen and closet cabinetry with drilling Air Cooled,Direct Injection
Bore x Stroke (mm)88×72
Displacement (L)0.875
Rated Speed (rpm)3000/3600
Rated Power (kw)13/14
Starting MethodElectric Starter
Fuel Tank (L)2.3
Dimension (L x W x H) (mm)550x400x460
Net Weight60
Rotation DirectionCounter-clockwise
gear box typegear engagement type, 4 shift for CZPT (each with synchronizer) and 1 shifts for reverse(BS09)
speed rate foreach shift; 1st shift:3.428
2nd shift:2.108
3rd shift:1.379
4th shift:1.000
reverse shift:3.600
dimension(L x W x H)(mm)963x391x459
weight(kg)17

Product Overviews

All information

FAQ1.When can I get the quotation?
All of inquiries will be replied within 12 hours.
2.What’s your MOQ?
Normally our MOQ is 1pcs.
3.What about the lead time for production?
10-15 days for bulk .
4. What’ Hot sale remote control lawn mower for agriculture s the warranty?
One year.
5.Is it safe to do business with you?
We have joined Alibaba Trade Assurance
If any questions,contact with us at any time.

gearbox

How to Select a Gearbox

When you drive your vehicle, the gearbox provides you with traction and speed. The lower gear provides the most traction, while the higher gear has the most speed. Selecting the right gear for your driving conditions will help you maximize both. The right gearing will vary based on road conditions, load, and speed. Short gearing will accelerate you more quickly, while tall gearing will increase top speed. However, you should understand how to use the gearbox before driving.

Function

The function of the gearbox is to transmit rotational energy to the machine’s drive train. The ratio between input and output torque is the ratio of the torque to the speed of rotation. Gearboxes have many different functions. A gearbox may have multiple functions or one function that is used to drive several other machines. If one gear is not turning, the other will be able to turn the gearbox. This is where the gearbox gets its name.
The pitch-controlled system has an equal number of failure modes as the electrical system, accounting for a large proportion of the longest machine downtime and halt time. The relationship between mechanisms and faults is not easily modeled mathematically. Failure modes of gearboxes are shown in Fig. 3. A gearbox’s true service life is six to eight years. However, a gearbox’s fault detection process must be developed as mature technology is required to reduce the downtime and avoid catastrophic incidents.
A gearbox is a vital piece of machinery. It processes energy produced by an engine to move the machine’s parts. A gearbox’s efficiency depends on how efficiently it transfers energy. The higher the ratio, the more torque is transferred to the wheels. It is a common component of bicycles, cars, and a variety of other devices. Its four major functions include:
In addition to ensuring gearbox reliability, a gearbox’s maintainability should be evaluated in the design phase. Maintainability considerations should be integrated into the gearbox design, such as the type of spare parts available. An appropriate maintenance regime will also determine how often to replace or repair specific parts. A proper maintenance procedure will also ensure that the gearbox is accessible. Whether it is easy to access or difficult to reach, accessibility is essential.

Purpose

A car’s transmission connects the engine to the wheels, allowing a higher-speed crankshaft to provide leverage. High-torque engines are necessary for the vehicle’s starting, acceleration, and meeting road resistance. The gearbox reduces the engine’s speed and provides torque variations at the wheels. The transmission also provides reversing power, making it possible to move the vehicle backwards and forwards.
Gears transmit power from one shaft to another. The size of the gears and number of teeth determine the amount of torque the unit can transmit. A higher gear ratio means more torque, but slower speed. The gearbox’s lever moves the engaging part on the shaft. The lever also slides the gears and synchronizers into place. If the lever slips to the left or right, the engine operates in second gear.
Gearboxes need to be closely monitored to reduce the likelihood of premature failure. Various tests are available to detect defective gear teeth and increase machine reliability. Figure 1.11(a) and (b) show a gearbox with 18 teeth and a 1.5:1 transmission ratio. The input shaft is connected to a sheave and drives a “V” belt. This transmission ratio allows the gearbox to reduce the speed of the motor, while increasing torque and reducing output speed.
When it comes to speed reduction, gear box is the most common method for reducing motor torque. The torque output is directly proportional to the volume of the motor. A small gearbox, for example, can produce as much torque as a large motor with the same output speed. The same holds true for the reverse. There are hybrid drives and in-line gearboxes. Regardless of the type, knowing about the functions of a gearbox will make it easier to choose the right one for your specific application.
gearbox

Application

When selecting a gearbox, the service factor must be considered. Service factor is the difference between the actual capacity of the gearbox and the value required by the application. Additional requirements for the gearbox may result in premature seal wear or overheating. The service factor should be as low as possible, as it could be the difference between the lifetime of the gearbox and its failure. In some cases, a gearbox’s service factor can be as high as 1.4, which is sufficient for most industrial applications.
China dominates the renewable energy industry, with the largest installed capacity of 1000 gigawatts and more than 2000 terawatt hours of electricity generated each year. The growth in these sectors is expected to increase the demand for gearboxes. For example, in China, wind and hydropower energy production are the major components of wind and solar power plants. The increased installation capacity indicates increased use of gearboxes for these industries. A gearbox that is not suitable for its application will not be functional, which may be detrimental to the production of products in the country.
A gearbox can be mounted in one of four different positions. The first three positions are concentric, parallel, or right angle, and the fourth position is shaft mount. A shaft mount gearbox is typically used in applications where the motor can’t be mounted via a foot. These positions are discussed in more detail below. Choosing the correct gearbox is essential in your business, but remember that a well-designed gearbox will help your bottom line.
The service factor of a gearbox is dependent on the type of load. A high shock load, for example, can cause premature failure of the gear teeth or shaft bearings. In such cases, a higher service factor is required. In other cases, a gearbox that is designed for high shock loads can withstand such loads without deteriorating its performance. Moreover, it will also reduce the cost of maintaining the gearbox over time.

Material

When choosing the material for your gearbox, you must balance the strength, durability, and cost of the design. This article will discuss the different types of materials and their respective applications and power transmission calculations. A variety of alloys are available, each of which offers its own advantages, including improved hardness and wear resistance. The following are some of the common alloys used in gears. The advantage of alloys is their competitive pricing. A gear made from one of these materials is usually stronger than its counterparts.
The carbon content of SPCC prevents the material from hardening like SS. However, thin sheets made from SPCC are often used for gears with lower strength. Because of the low carbon content, SPCC’s surface doesn’t harden as quickly as SS gears do, so soft nitriding is needed to provide hardness. However, if you want a gear that won’t rust, then you should consider SS or FCD.
In addition to cars, gearboxes are also used in the aerospace industry. They are used in space travel and are used in airplane engines. In agriculture, they are used in irrigation, pest and insect control machinery, and plowing machines. They are also used in construction equipment like cranes, bulldozers, and tractors. Gearboxes are also used in the food processing industry, including conveyor systems, kilns, and packaging machinery.
The teeth of the gears in your gearbox are important when it comes to performance. A properly meshing gear will allow the gears to achieve peak performance and withstand torque. Gear teeth are like tiny levers, and effective meshing reduces stress and slippage. A stationary parametric analysis will help you determine the quality of meshing throughout the gearing cycle. This method is often the most accurate way to determine whether your gears are meshing well.
gearbox

Manufacturing

The global gear market is divided into five key regions, namely, North America, Europe, Asia Pacific, and Latin America. Among these regions, Asia Pacific is expected to generate the largest GDP, owing to rapidly growing energy demand and investments in industrial infrastructure. This region is also home to some of the largest manufacturing bases, and its continuous building of new buildings and homes will support the industry’s growth. In terms of application, gearboxes are used in construction, agricultural machinery, and transportation.
The Industrial Gearbox market is anticipated to expand during the next several years, driven by the rapid growth of the construction industry and business advancements. However, there are several challenges that hamper the growth of the industry. These include the high cost of operations and maintenance of gear units. This report covers the market size of industrial gearboxes globally, as well as their manufacturing technologies. It also includes manufacturer data for the period of 2020-2024. The report also features a discussion of market drivers and restraints.
Global health crisis and decreasing seaborne commerce have moderately adverse effects on the industry. Falling seaborne commerce has created a barrier to investment. The value of international crude oil is expected to cross USD 0 by April 2020, putting an end to new assets development and exploitation. In such a scenario, the global gearbox market will face many challenges. However, the opportunities are huge. So, the market for industrial gearboxes is expected to grow by more than 6% by 2020, thanks to the increasing number of light vehicles sold in the country.
The main shaft of a gearbox, also known as the output shaft, spins at different speeds and transfers torque to an automobile. The output shaft is splined so that a coupler and gear can be connected to it. The counter shaft and primary shaft are supported by bearings, which reduce friction in the spinning element. Another important part of a gearbox is the gears, which vary in tooth count. The number of teeth determines how much torque a gear can transfer. In addition, the gears can glide in any position.

China 25hp light truck diesel engine helic gears reducer right angle gearbox1 to 1ratio cycloidal gearbox gearbox transmission     with high quality China 25hp light truck diesel engine helic gears reducer right angle gearbox1 to 1ratio cycloidal gearbox gearbox transmission     with high quality
editor by Cx 2023-07-11

China 150 ratio speed reducer gearbox Hypoid helical gear reducer with electric motor gearbox drive shaft

Warranty: 1years, 1 Year
Applicable Industries: Building Material Shops, Manufacturing Plant, Food & Beverage Factory, Printing Shops, Energy & Mining
Gearing Arrangement: Hypoid
Output Torque: 130N.m~750N.m
Input Speed: 14 WN150-058 Pump Rotary Vane Pallet for U4.250 U2.250 24 Φ25 2Stage 7.5~60 24~181 130N.m Φ11 KM063 3 Stage 50~300 4.6~27 200N.m Φ11 Φ25, Φ28 Φ25 2 Stage 7.5~60 23~184 200N.m Φ14 KM075 3 Stage 50~300 4.7~28 350N.m Φ14 Φ28, Φ30, Φ35 Φ28 2 Stage 7.5~60 24~187 350N.m Φ16 KM090 3 Stage 50~300 4.7~28 500N.m Φ14 Φ35, Φ38 Φ35 2 Stage 7.5~60 24~187 500N.m Φ19 KM110 3 Stage 50~300 4.7~27 750N.m Φ19 Φ40, Φ42 Φ42 2 Stage 7.5~60 24~187 750N.m Φ24

*Input Speed: n1=1400r/min3 Stage Ratio: 300, Front Outer CV Joint Kit Driveshaft C120506 for Daihatsu Storia Sirion TO-76TO-076 250, 200, 150, 125, 100, 75, 60, 502 Stage Ratio: 60, 50, 40, 30, 25, 20, 15, 12.5, 10, 7.5
Gearbox Application Company Profile ABOUT US AOKMAN was founded in 1982, which has more than 36 years in R & D and manufacturing of gearboxes, gears, shaft, motor and spare parts.We can offer the proper rolution for uncountable applications. Our products are widely used in the ranges of metallurgical,steel, mining, pulp and paper, sugar and alcohol market and various other types of machines with a strong presence in the international market. AOKMAN has become a reliable supplier, able to supply high quality gearboxes.With 36 years experience, CZPT small 60hp 604 tractor farming equipment wheeled tractors for agriculture 4×4 we assure you the utmost reliability and security for both product and services. Customer Visiting Packing & Delivery Certifications Contact

gearbox

Types of Gearboxes Used in Wind Turbines

Many manufacturers of wind turbines have chosen different solutions for the drive train of the turbines. Most prefer gearboxes because of their durability. These have several design features that make them well suited to shocks, stresses and wear. Regardless of the type of gearbox used, continuous maintenance and monitoring can extend the lifespan of these machines. Performing these tasks regularly can help detect and resolve any problems before they become serious. Here are some of the problems associated with gearboxes.

Coaxial helical gearbox

The R series helical inline gearbox is a high-quality speed reducer for heavy-duty industrial applications. These units are designed with increased power density in mind and are equipped with various cooling options. High-grade seals and lubricants help to increase efficiency and minimize thermal loading. They are ATEX-compliant. Their reversible modules are an excellent choice for high-speed applications, such as compressors, compressor blowers, and pumps.
The normal module set of helical gearbox is manufactured using the same tooth-cutting techniques as spur gears. This allows the production of higher-quality, more economical, and more compact helical gears. Although the performance of helical gears is lower than spur gears, they are durable and capable of transferring motion and power between two shafts. And because they are able to handle a much greater load, they are preferred for heavy-duty applications.
The main tooth form of a helical gearbox presents fixed velocity ratios, even if the center gap is not completely set. This requirement is sometimes referred to as the fundamental rule of gearing. A helical gearbox is similar to a set of paper spur gears, with the exception that the sections must stagger in opposite directions. There are two kinds of helical gears for parallel shafts: left-handed and right-handed.
The Industrial Gearbox market is segmented based on product type, application, and geography. The report analyzes the competitive scenario by segmenting the market by region, company, and type. Using this information, it estimates market size, revenue, and consumption. The report also features key information about COVID-19 and its impact on the overall industry. And it also provides a competitive landscape with industry-leading players.
Industrial gearboxes are integrated with devices and make automation processes more efficient and reliable. Increasing labor costs, shortage of skilled labor, and the ageing workforce are driving the demand for automation technologies. The industry requires newer and more advanced models and technologies to compete in the global market. You can use Coaxial helical gearbox in a variety of applications. Its benefits are endless. If you are looking for a reliable, high-performance industrial gearbox, CZPT can help you find it.
gearbox

Worm reduction gearbox

As a general rule, larger center distance worm reduction gearboxes are more efficient than smaller ones. Worm gearboxes with 2.6-in. center distances start to lose efficiency as their ratios increase. Larger center distances tend to have higher efficiency than smaller ones. However, this difference may not always be enough to justify the higher investment. Worm gear reducers typically cost less than equivalent helical units.
The use of aluminum for worm reduction gearboxes is a popular choice for those involved in the manufacturing of Packaging Equipment. In addition to being lightweight, aluminum worm reduction gearboxes have high strength and rigidity. Manufacturers recommend this choice because of its high rigidity and durability. While purchasing aluminum worm reduction gearboxes, keep in mind that they are more expensive than steel versions. However, they have a longer lifespan and are highly resistant to wear.
The worm’s helix angle is larger than a helical gear, which allows a much higher gear ratio. In addition, the worm’s body is usually longer in the axial direction than helical gears. Worm reduction gears are often left-handed, and British or Indian standards are usually followed. The worm wheel is made of hardened alloy steel PB2-C, while the gearbox case is made of hardened alloy steel FG 220 or FG 250res.
The worms in a sacrificial system are relatively safe from wear. Instead, the softer wheel is the cause of most wear and tear. The oil analysis report for a sacrificial system shows low iron levels and high copper concentrations. However, if a worm reduction gearbox has a bad reputation, you should consider purchasing a new one. If the worm gears are in good condition, the gearbox is still a viable option for a new or replacement vehicle.
The advantages of a worm reduction gearbox are numerous. The worm gearbox is widely used in industrial settings, where it provides torque and speed reduction to move products. Worm gearboxes are also commonly used in automatic security gates, which will not run in reverse. Most security gates use two separate worm drives to keep the gate in the closed position. There are also many other uses for worm reducers. You can learn more about the benefits of worm gearboxes by reading below.

Stainless steel gearbox

Stainless steel gearboxes offer a number of advantages over standard gearboxes. They match the existing stainless motor design and cost 50 percent more on average. They have stainless output shafts and housings as well as corrosion resistant hardware and a food grade lubricant. Stainless steel gearboxes feature IP 65 sealing, Viton shaft seals at the input and output shafts, and a Buna o-ring between the housings. Stainless steel gearboxes also eliminate flat surfaces and allow for a cylindrical design.
Stainless steel gearboxes are more durable than traditional cast iron or epoxy-painted gearboxes. These gearboxes can withstand repeated washdown operations without damage. They also do not collect particles or bacteria. And because stainless steel does not corrode, stainless steel gearboxes can withstand harsh environments, such as oily or greasy environments. Because stainless steel gearboxes are corrosion-resistant, they require little maintenance. They are also easier to clean and maintain, resulting in fewer replacements and a longer life span for your gearbox.
Stainless steel gearboxes are a great choice for food and other industries that require high hygiene standards. In addition to its durability, stainless steel gearboxes are ideal for applications in environments that require high levels of humidity and water. They are also life-lubricated, and they can be supplied with food-grade oils or water. The CZPT Gears stainless gearbox is a versatile option for a variety of applications.
Stainless steel gearboxes offer superior corrosion protection and can withstand harsh environments. The stainless steel cover, housing, and external hardware ensure superior corrosion protection. If you have questions about the varying benefits of stainless steel gearboxes, contact a CZPT Gear sales representative to learn more about your options. And if you are not sure which type is right for your needs, contact a CZPT Gear sales representative to find the perfect solution for your business.
gearbox

1 speed gearbox

Volkswagen Group Components manufactures the one speed gearbox. The gearbox has a high-performance electric drive motor that produces 310 Nm of torque over a wide speed range. Designed for maximum range, this gearbox uses a single gear for all driving situations. It is extremely quiet, too, and requires precision manufacturing. Volkswagen has also made it available in a reverse-gear configuration with power electronics. Volkswagen’s ID.3 EV’s e-drive motor is a perfect example of this.
The first part of the transmission corresponds to the even and odd gears, while the second part has the straighter gears. A single gear set can change between both modes. An intermediate gear set is also possible. A lastshelf gear can be formed by hydraulically betigte Lamellenkupplungen. Both types of gears can be exchanged between partial transmissions. The invention may furthermore include a transmission with the same gear ratios as the first part of the transmission.
Another variation of the one speed gearbox is the CVT. This type of gearbox has only one drive unit, which means it does not require a clutch or brake. Its power is derived from the torque generated by the Internal Combustion Engine at a particular speed. The engine cannot sustain such high torque levels above 5500 RPM, which will reduce the MPG. Also, raising the RPM will reduce the acceleration, and in severe cases may lead to an engine crash.
As the number of applications for a 1 speed gearbox increases, its design and functionality will continue to evolve. Bosch Rexroth has developed its eGFZ gearbox based on customer feedback. They are currently working on various pilot projects and hope to put it into production in the next few years. However, if you want to buy a 1 speed gearbox now, consider the benefits of a first-rate design.

China 150 ratio speed reducer gearbox Hypoid helical gear reducer with electric motor     gearbox drive shaft	China 150 ratio speed reducer gearbox Hypoid helical gear reducer with electric motor     gearbox drive shaft
editor by Cx 2023-07-11

China Best Sales Jzq Series Gear Box Jzq 250 350 400 500 650 750 850 Cylindrical Gear Reducer Casting Crane Cylindrical Helical Gearbox with Great quality

Product Description

Jzq Series Gear Box Jzq Cylindrical Gear Reducer Casting Crane Cylindrical Helical Gearbox

ZQ Cylindrical gear reducer gear carburizing, quenching, grinding, high bearing capacity, low noise; mainly used for belt conveyor and various kinds of transport machinery, can also be used to drive other general machinery. It has the advantages of high bearing capability, long service life, small volume, high efficiency, light weight, for the input shaft and the output shaft is vertically arranged in the driving device.
The field of cylindrical gear reducer is widely used in metallurgical equipment, mining equipment, automation equipment, food machinery, packaging equipment, tobacco equipment etc..

 

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness: Soft Tooth Surface
Installation: 90 Degree
Layout: Helical Gearbox
Gear Shape: Conical – Cylindrical Gear
Step: Stepless
Samples:
US$ 9999/Piece
1 Piece(Min.Order)

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Request Sample

helical gearbox

Advantages of a Helical Gearbox

Usually helical gearboxes are used for industrial purposes. They are usually found in power generation units, where the input of energy is converted into output. There are several different types of helical gearboxes, including spiral and herringbone. You should familiarize yourself with the different types before choosing one for your project.

Helix angle

Generally, the angle between a gear tooth and its shaft axis is called the helix angle. This angle is important in motion conversion and power transfer. It is not to be confused with the lead angle, which is used to reference a line perpendicular to the axis of the gear.
The helical gearbox is used in several industrial applications. The oil and sugar industries, blowers, and feeders are among those that utilize helical gears. They are smoother than spur gears, and they also have quieter operation.
Helical gearboxes can be made modularly. This allows for more economical construction and interchangeability of components. These gearboxes are also used in enclosed gear systems. In a helical gearbox, each section of the box must stagger in a different direction. This helps in maintaining the integrity of the component.
Helical gears can be used in applications that require a high degree of quality control. This is necessary to minimize the effects of wear and tear. The use of extreme pressure lubricants is recommended for helical gears that operate at right angles. However, these are not recommended for bronze gears.
Besides the helix angle, the contact ratio also affects the performance of the gear. The more surface contact between the teeth, the greater the sliding. The heat produced is also detrimental to performance. It is necessary to use a lubricant that will reduce friction between the tooth surfaces. Proper lubrication reduces wear and minimizes heat.
When determining the optimum helix angle for a gear, it is important to consider the diameter of the gear. Helical gears have a minimum helix angle of 15 to 30 degrees. A higher helix angle increases the axial force generated by the gear, and a lower helix angle increases the contact stress.

Spiral gears

Using spiral gears in a helical gearbox offers several advantages, including smoothness and quiet operation. In addition, helical gearboxes are highly effective and can tolerate more load. Spiral gears are also more cost effective. However, they are more difficult to produce.
Helical gears are similar to spur gears in that they have teeth at an angle. However, the helix angle of the teeth in a helical gear is not fixed. This angle affects the position of the tooth’s contact with the mating gear. It also affects the normal force of the teeth.
The helix angle of the gear’s teeth is also dependent on the direction of rotation of the gear. For example, a spiral gear with a helix angle of 15 degrees is usually perpendicular to the axis of the gear. Similarly, a helical gear with a helix angle of 30 degrees is usually oblique to the axis of the gear.
Helical gears also provide a method for connecting shafts that are not parallel. These gears are usually used in industries such as conveyors, food industries, plastic industries, and oil industries. The main advantage of helical gears is that they are smoother than spur gears. However, the downside is higher wear and friction.
Helical gears are also used to transmit motion between parallel shafts. Helical gears are also used in high-load applications. This makes them a good choice for heavy-duty applications.
Helical gears are also superior to spur gears in load carrying capacity. Helical gears are smoother and quieter than spur gears. However, they also have a higher friction factor. In addition, they require special hobbing cutters.
Helical gears can also be classified according to their reference section in the standard plane. The center gap of helical gears with a reference section in the turning plane is the same as that of spur gears.helical gearbox

Herringbone gears

Among the different types of gearboxes, the helical gearbox is one of the most common. It is widely used in industrial applications, such as geared motors, worm gearboxes, and planetary gear trains.
A helical gear is a directional gear with a vertical axis. Its unique feature is the helix angle, which is the angle of the helix on the indexing cylindrical surface. The helix angle is set to a value of eight to fifteen degrees in design. The real radial pitch, which is the pitch of the gear when it rotates clockwise, varies with the helix angle.
Helical gears are classified according to the reference section in the turning and standard planes. Helical gears with a reference section in the standard plane have the same number of teeth as spur gears. On the other hand, helical gears with a reference section in a turning plane have the same center gap as spur gears.
The main advantage of helical gears is the high power-to-weight ratio. Aside from that, they are compact and have good meshing performance.
Another advantage is their high torque carrying capacity. This can be achieved by increasing the helix angle. The larger the helix angle, the smoother the gear’s motion. Moreover, the larger the helix angle, the larger the coincidence degree. This is useful in applications with high shock and vibration.
The production process for herringbone gears is more difficult and expensive than the other types. It is difficult to cut and shape herringbone gears. A simple gear hobbing machine is not suitable for this type of gear. However, the milling process can be used to process some herringbone gears.
Some of the problems related to herringbone gears are a lack of axial load, high friction and the interference of axial component forces. The meshing of teeth in herringbone gears can help reduce these problems.

Noise, vibration & harshness (NVH) characteristics

NVH testing is an important aspect of new driveline product development. It is typically performed during passenger car development, and is used for quality assurance of exterior and interior noise. This is an important topic in hybrid vehicles and electric vehicles, and continues to grow as the automotive industry expands.
A typical NVH test involves a rolling road dynamometer and signals are recorded and stored on a hard disk. These are then processed to produce variation distributions. Among other things, a lumped parameter system dynamics model was developed to run large size DOE studies efficiently.
Among the many components in the NVH chain, the bevel gear plays a major role in the final drive. Its characteristics are complex and time-varying, but they are important enough to be studied.
A new bevel gear OTE calculation method will be discussed in this paper. It is important to note that the NVH performance of an electric drive helical gear transmission system can be improved by thermal deformation of the bearing. It is also possible to achieve robust NVH performance in aluminum axle design by optimizing gear design, bearing optimization, and driveline system dynamics.
The gear train also has some lesser-known NVH performance characteristics. It is known that a gear train is an excitation source, and this is the topic of another study. It is also important to note that a helical gear system will exhibit non-linear behaviors when it changes working speed.helical gearbox

Applications

Compared to spur gears, helical gears offer greater load carrying capacity and smoother operation. They are also quieter, as the gears have larger teeth. These are the main reasons for their widespread use.
The main difference between helical gears and spur gears is the way teeth are cut. Teeth in helical gears are cut at an angle, in order to allow more teeth to interact in the same direction. This reduces shock loads and vibration. Helical gears are also much more durable than spur gears.
Helical gears can be used in a variety of applications. They are often chosen over spur gears for applications that require non-parallel shafts. They are also popular in the printing industry, the plastics industry, and the cement industry. They can also be used in conveyors and coolers.
Helical gears are made of a material that provides excellent durability, corrosion resistance, and a strong working load. They are also less expensive to produce. They are attached to a shaft using a press fit or adhesive. The attachment method can be a hub or an integral shaft.
Helical gears are also produced in a radial module form. This is the most economical option. This allows helical gears to be manufactured in a compact format. It also ensures that the bearing positioning requirements are met.
Helical gears are also produced with special grinding stones. These are needed for every helix angle. The helix angle determines the real radial pitch. This also affects the normal force of the tooth.
When mating helical gears to parallel shafts, they are right-handed. These gears can be made with a normal module set or by using special hobbing tools.
China Best Sales Jzq Series Gear Box Jzq 250 350 400 500 650 750 850 Cylindrical Gear Reducer Casting Crane Cylindrical Helical Gearbox   with Great quality China Best Sales Jzq Series Gear Box Jzq 250 350 400 500 650 750 850 Cylindrical Gear Reducer Casting Crane Cylindrical Helical Gearbox   with Great quality
editor by CX 2023-06-13

China OEM Parallel Shaft Helical Gearbox with ISO Certifications coaxial helical inline gearbox

Product Description

Main Materials
Aluminum Al6061, Al6063, Al6082, Al7075, Al2571, Al5052, A380, etc.
Stainless Steel SS201,SS301,SS303, SS304, SS316, SS416, etc.
Steel Mild Steel, Carbon Steel, 4140, 4340, Q235, Q345B, 20#, 45#, etc.
Brass C35600, C36000, C37700, C37000, C37100, C28000, C26000, C24000, C22000, etc.
Copper C11000, C12000, C12200, C15710, etc.
Iron 20#, 45#, Q235, Q345, Q3458, 1214, 12L14, 1215, etc.
Surface Treatment
Stainless Steel Brushed and Polishing, Passivating, Sandblasting, Laser engraving, Gold Plating Etc.
Steel Zinc plating, Oxide black, Nickel plating, Chrome plating, Carburized, Powder Coated
Aluminum Parts Clear Anodized, Color Anodized, Sandblast Anodized, Chemical Film,Brushing,Polishing,Power Coated, Nickel Plated Etc.

 

Precision Processing Drilling, Milling, CNC turning, Grinding, Wire cutting, EDM & etc.
File formats STEP, STP, GIS, X-T,CAD,PDF, DWG, DXF etc or Sample
Dimension Customized as drawing or sample
Lead Time Based on the quantity of order (Usually 1Month)
Quality System 100% Inspection before shipment
Packing * Eco-friendly pp bag / EPE Foam /Carton boxes or wooden boxes
* As customer’s specific requirements
Shipping By sea, By air, By DHL,UPS ,TNT& etc.

ZheZheJiang nlead Precision Co., Ltd. which focuses on CNC machining, including milling, turning, auto-lathe turning,holing,grinding, heat treatment from raw materials of bars, tube, extruded profiles, blanks of cold forging & hot forging, aluminum die casting.
We provide one-stop service, from professional design analysis, to free quote, fast prototype, IATF16949 & ISO14001 standard manufacturing, to safe shipping and great after-sales services.During 16 years, we have win lots of trust in the global market, most of them come from North America and Europe.
Now you may have steady customers, and hope you can keep us in  the archives to get more market news.
Sunlead produce all kinds of machining parts according to customer’s drawing, we can produces stainless steel Turned parts,carbon steel Turned parts, aluminum turned parts,brass & copper turned parts.
Please feel free to send inquiry to us, and our professional sales manager will get back to you ASAP!

FAQ:
Q1: How can I get the samples?
A: If you need some samples to test, you should pay for the transportation freight of samples and our samples cost.
Q2: Can we have our marking,Logo or company name to be printed on your products or package?
A: Sure. Your marking,logo,or company name can be put on your products by Laser machine
Q3: How to order?
A: Please send us your purchase order by Email, or you can ask us to send you a Performa invoice for your order. We need to know the following information for your order.
1) Product information-Quantity, Specification ( Size, Material, Technological and Packing requirements etc.)
2) Delivery time required
3) Shipping information-Company name, Street address, Phone&Fax number, Destination sea port.
4) Forwarder’s contact details if there’s any in China.
Q4: When can you get the price?
We usually quote within 48 hours after we get your inquiry. If you are very urgent to get the price, please call us or tell us in your email so that we will regard your inquiry priority. Kindly note that if your inquiry is with more details then the price we quote will be more accurate
Q5: How can you get a sample to check our quality?
After price confirmation, you can require for samples to check our quality
Q6: What kind of files do we accept for drawing?
A: PDF, CAD,STP,STEP
Q7: What about the lead time for mass production?
Honestly, it depends on the order quantity and the season you place the order. Generally speaking,it would need about 30-60days to finish the sample.
Q8: What is our terms of delivery?
We accept EXW, FOB, CFR, CIF, DDU, DDP, etc. You can choose the 1 which is the most convenient or cost effective for you.

 

Shipping Cost:

Estimated freight per unit.



To be negotiated
After-sales Service: Yes
Warranty: Yes
Type: Shaft
Samples:
US$ 3.5/Piece
1 Piece(Min.Order)

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Order Sample

According to requirement
Customization:
Available

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Customized Request

helical gearbox

Advantages of a Helical Gearbox

Usually helical gearboxes are used for industrial purposes. They are usually found in power generation units, where the input of energy is converted into output. There are several different types of helical gearboxes, including spiral and herringbone. You should familiarize yourself with the different types before choosing one for your project.

Helix angle

Generally, the angle between a gear tooth and its shaft axis is called the helix angle. This angle is important in motion conversion and power transfer. It is not to be confused with the lead angle, which is used to reference a line perpendicular to the axis of the gear.
The helical gearbox is used in several industrial applications. The oil and sugar industries, blowers, and feeders are among those that utilize helical gears. They are smoother than spur gears, and they also have quieter operation.
Helical gearboxes can be made modularly. This allows for more economical construction and interchangeability of components. These gearboxes are also used in enclosed gear systems. In a helical gearbox, each section of the box must stagger in a different direction. This helps in maintaining the integrity of the component.
Helical gears can be used in applications that require a high degree of quality control. This is necessary to minimize the effects of wear and tear. The use of extreme pressure lubricants is recommended for helical gears that operate at right angles. However, these are not recommended for bronze gears.
Besides the helix angle, the contact ratio also affects the performance of the gear. The more surface contact between the teeth, the greater the sliding. The heat produced is also detrimental to performance. It is necessary to use a lubricant that will reduce friction between the tooth surfaces. Proper lubrication reduces wear and minimizes heat.
When determining the optimum helix angle for a gear, it is important to consider the diameter of the gear. Helical gears have a minimum helix angle of 15 to 30 degrees. A higher helix angle increases the axial force generated by the gear, and a lower helix angle increases the contact stress.

Spiral gears

Using spiral gears in a helical gearbox offers several advantages, including smoothness and quiet operation. In addition, helical gearboxes are highly effective and can tolerate more load. Spiral gears are also more cost effective. However, they are more difficult to produce.
Helical gears are similar to spur gears in that they have teeth at an angle. However, the helix angle of the teeth in a helical gear is not fixed. This angle affects the position of the tooth’s contact with the mating gear. It also affects the normal force of the teeth.
The helix angle of the gear’s teeth is also dependent on the direction of rotation of the gear. For example, a spiral gear with a helix angle of 15 degrees is usually perpendicular to the axis of the gear. Similarly, a helical gear with a helix angle of 30 degrees is usually oblique to the axis of the gear.
Helical gears also provide a method for connecting shafts that are not parallel. These gears are usually used in industries such as conveyors, food industries, plastic industries, and oil industries. The main advantage of helical gears is that they are smoother than spur gears. However, the downside is higher wear and friction.
Helical gears are also used to transmit motion between parallel shafts. Helical gears are also used in high-load applications. This makes them a good choice for heavy-duty applications.
Helical gears are also superior to spur gears in load carrying capacity. Helical gears are smoother and quieter than spur gears. However, they also have a higher friction factor. In addition, they require special hobbing cutters.
Helical gears can also be classified according to their reference section in the standard plane. The center gap of helical gears with a reference section in the turning plane is the same as that of spur gears.helical gearbox

Herringbone gears

Among the different types of gearboxes, the helical gearbox is one of the most common. It is widely used in industrial applications, such as geared motors, worm gearboxes, and planetary gear trains.
A helical gear is a directional gear with a vertical axis. Its unique feature is the helix angle, which is the angle of the helix on the indexing cylindrical surface. The helix angle is set to a value of eight to fifteen degrees in design. The real radial pitch, which is the pitch of the gear when it rotates clockwise, varies with the helix angle.
Helical gears are classified according to the reference section in the turning and standard planes. Helical gears with a reference section in the standard plane have the same number of teeth as spur gears. On the other hand, helical gears with a reference section in a turning plane have the same center gap as spur gears.
The main advantage of helical gears is the high power-to-weight ratio. Aside from that, they are compact and have good meshing performance.
Another advantage is their high torque carrying capacity. This can be achieved by increasing the helix angle. The larger the helix angle, the smoother the gear’s motion. Moreover, the larger the helix angle, the larger the coincidence degree. This is useful in applications with high shock and vibration.
The production process for herringbone gears is more difficult and expensive than the other types. It is difficult to cut and shape herringbone gears. A simple gear hobbing machine is not suitable for this type of gear. However, the milling process can be used to process some herringbone gears.
Some of the problems related to herringbone gears are a lack of axial load, high friction and the interference of axial component forces. The meshing of teeth in herringbone gears can help reduce these problems.

Noise, vibration & harshness (NVH) characteristics

NVH testing is an important aspect of new driveline product development. It is typically performed during passenger car development, and is used for quality assurance of exterior and interior noise. This is an important topic in hybrid vehicles and electric vehicles, and continues to grow as the automotive industry expands.
A typical NVH test involves a rolling road dynamometer and signals are recorded and stored on a hard disk. These are then processed to produce variation distributions. Among other things, a lumped parameter system dynamics model was developed to run large size DOE studies efficiently.
Among the many components in the NVH chain, the bevel gear plays a major role in the final drive. Its characteristics are complex and time-varying, but they are important enough to be studied.
A new bevel gear OTE calculation method will be discussed in this paper. It is important to note that the NVH performance of an electric drive helical gear transmission system can be improved by thermal deformation of the bearing. It is also possible to achieve robust NVH performance in aluminum axle design by optimizing gear design, bearing optimization, and driveline system dynamics.
The gear train also has some lesser-known NVH performance characteristics. It is known that a gear train is an excitation source, and this is the topic of another study. It is also important to note that a helical gear system will exhibit non-linear behaviors when it changes working speed.helical gearbox

Applications

Compared to spur gears, helical gears offer greater load carrying capacity and smoother operation. They are also quieter, as the gears have larger teeth. These are the main reasons for their widespread use.
The main difference between helical gears and spur gears is the way teeth are cut. Teeth in helical gears are cut at an angle, in order to allow more teeth to interact in the same direction. This reduces shock loads and vibration. Helical gears are also much more durable than spur gears.
Helical gears can be used in a variety of applications. They are often chosen over spur gears for applications that require non-parallel shafts. They are also popular in the printing industry, the plastics industry, and the cement industry. They can also be used in conveyors and coolers.
Helical gears are made of a material that provides excellent durability, corrosion resistance, and a strong working load. They are also less expensive to produce. They are attached to a shaft using a press fit or adhesive. The attachment method can be a hub or an integral shaft.
Helical gears are also produced in a radial module form. This is the most economical option. This allows helical gears to be manufactured in a compact format. It also ensures that the bearing positioning requirements are met.
Helical gears are also produced with special grinding stones. These are needed for every helix angle. The helix angle determines the real radial pitch. This also affects the normal force of the tooth.
When mating helical gears to parallel shafts, they are right-handed. These gears can be made with a normal module set or by using special hobbing tools.
China OEM Parallel Shaft Helical Gearbox with ISO Certifications   coaxial helical inline gearboxChina OEM Parallel Shaft Helical Gearbox with ISO Certifications   coaxial helical inline gearbox
editor by CX 2023-06-08