Tag Archives: gear reduction

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)

|
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 supplier CZPT Transmission-Precision Industrial Speed Servo Gear Box for Automated Guided Vehicle Epb Series Precision Gearbox Frame Size 140 double reduction helical gearbox

Product Description

Precision planetary gear reducer is a new-generation of product developed by our company, with a compromise of advanced technology both at home and abroad, its main features are as follows:

1. Low noise: under 65db.

2. Low backlash: within 3 arcmin.

3. High efficiency: 97% for 1 stage, 94% for 2 stages.

4. High input speed: Rated input speed 3000rpm, max input speed 6000 rpm.

5. High output torque: higher torque output than that of conventional planetary gear reducer.

6. High stability hardening,which extends gear service life and maintain high accuracy as new after a long period of operation.

 

Precicion planetary gear reducer is widely used in the following fields:

1. Aerospace, industries.

2. Medical health, electronic information industries.

3. Industrial robots, productin automation, CNC machine tool manufacturing industries.

4. Motor,textile,printing,food,metallurgical,envrironment protection engineering, warehouse logistics industries.

 

About Xingda since 1984
HangZhou Melchizedek Import & Export Co., Ltd. is a leader manufactur in mechanism field and punching/stamp
ing field since 1984. Our main product, NMRV worm gear speed reducer and series helical gearbox, XDR,
XDF, XDK, XDShave reached the advanced technique index of the congeneric European and Janpanese produc
ts, We offer standard gears, sprockets, chains, pulleys, couplings, bushes and so on. We also can accept orders
of  non-standard products, such as gears, shafts, punching parts ect, according to customers’ Drawings or sam-
ples. 

Our company has complete set of equipment including CNC, lathes, milling machines, gear hobbing machine, g-
ear grinding machine, gear honing machine, gear shaping machine, worm grinder, grinding machines, drilling m-
achines, boringmachines, planer, drawing benches, punches, hydraulic presses, plate shearing machines and s-
o on. We have advanced testing equipments also. 

Our company has established favorable cooperation relationships with sub-suppliers involving casting, raw mat-
erial, heat treatment, surface finishing and so on.

                                                               

Application: Motor, Machinery
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Gear Shape: Helical Gear
Step: Single-Step
Type: Planetary Gear Reducer
Samples:
US$ 230/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

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 supplier CZPT Transmission-Precision Industrial Speed Servo Gear Box for Automated Guided Vehicle Epb Series Precision Gearbox Frame Size 140   double reduction helical gearboxChina supplier CZPT Transmission-Precision Industrial Speed Servo Gear Box for Automated Guided Vehicle Epb Series Precision Gearbox Frame Size 140   double reduction helical gearbox
editor by CX 2023-11-11

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 4kw RF67 i=20 900N.m 70rpm helical speed gear reducer R series bevel gear motor reduction with high quality

Warranty: 1 year, 1 year
Applicable Industries: Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Farms, Energy & Mining
Weight (KG): 49 KG
Customized support: OEM
Gearing Arrangement: Helical
Output Torque: 90-550Nm
Input Speed: 1400rpm
Output Speed: 13-1379
Color: Blue(RAL5571)/Silver Grey (RAL9571)
Bearing: C&U/NSK
Application: Machine Tool
Ratio: 5.8-98
Heat treatment: Quenching
Gear material: 20 CrMnTi
shaft material: 45Cr
Housing material: HT250 High-strength Cast Iron
effciency: 92%~96%
Packaging Details: 1PCS in 1 wooden box
Port: ZheJiang or HangZhou

Gearbox Structure:

FeatureR series helical gear reducer is an advanced design concept introduced from abroad in recent years. It is developed and manufactured with reasonable structure, strong versatility, high reliability, low temperature rise, large bearing capacity and good combination performance in combination with the objective reality of our country. It can be combined with F series, K series, S series, etc. to obtain lower speed and greater torque.

Product NameR Series AC Motor helical transmission gearbox
Gear Material20CrMnTi
Case MaterialHT250
Shaft Material20CrMnTi
Gear ProcessingGrinding finish by HOFLER Grinding Machines
ColorCustomized
Noise Testless than 65db
Efficiency94%~98% (depends on the transmission stage)
Lubricating oilShell Omala synthetic oil or mineral oil , or similar brand
Heat treatmenttempering, cementiting, quenching,etc.
Brand of bearingsC& Customized Steel Spline Shaft and Spline Shaft Coupling U bearing, ZWZ,LYC, HRB, OTHER,NSK and so on
Brand of oil sealNAK or other brand
Temp. rise (MAX)40 °
Temp. rise(Oil)(MAX)50 °
Vibration≤20µm
Technical data with motor:

Gear motor size: R series RF series work shop Before spraying each reducer, air tightness test is needed to minimize the occurrence of oil leakage and air leakage. Ensure the long life and good operation of the reducer.

Packaging & Shipping

FAQ Q1: Are you a trading company or a manufacturer ?A: We are a manufacturer in ZheJiang Province, China. Our company owns the ability of manufacturing, processing, designing and R&D. We welcome your visit.Q2: How we select models and specifications?A: According to the specific details of the demands from the part of enquiry, we will recommend the products’ models CZPT synthesizing the factors of field of products usage, Motor Gearbox Reducer 400=12HP power, torque arm and ratio…Q3: How is your price? Can you offer any discount?A: Our prices are always competitive. If the customer can place a large order, we surely will allow discount.Q4: How long should I wait for the feedback after I send the enquiry?A4: We will reply as soon as possible, 12 hours at most.Q5: What is your product warranty period?A: We have the certifications of ISO9001,CE, SGS.Q6: What industries are your gearboxes being used?A: Our gearboxes are widely applied to metallurgical equipment, mining equipment, automation equipment, food machinery, packaging equipment, tobacco equipment and so on.
Our Services
1. Please check product detailed information above.

A. Model/Size
B. Power,voltage,output speed
C. Order Quantity.

2. Our Export Service Team will contact you with a quotation file within 3 hours after our team get your enquiry.

3. When you place an order, our team will confirm with you about color, package,method of payment and delivery,

then a sales contract will be sent to you to confirm.

4. Packing: Carton and Wooden Case.

5. How to delivery:

By sea – Buyer appoint forwarder, or our sales team find suitable forwarder for buyers.

By air – Buyer offer collect express account, Minimalism Good Lucky Lovely Natural Amazonite stone Abacus Beads Adjustable Bracelet For Couple or our sales team find suitable express for buyers. (Mostly for sample)

Others – We arrange to delivery goods to some place in China appoint by buyers.

gearbox

The Different Types of Gearboxes

There are many different types of gearboxes. Some brands have more than one type. In this article, we’ll discuss the planetary gearbox, the worm reduction gearbox, the shaft mounted gearbox, and the one speed gearbox. This article will also help you determine which type of gearbox is best for your vehicle. And don’t worry if you don’t know the terminology yet. We’ll explain each type in detail so that you know what you’re getting yourself into.

Planetary gearbox

Planetary gears have many advantages. The multiple gears in a planetary gearbox mesh simultaneously during operation. As such, they provide high efficiency and transmit high transmittable torque. These gears are widely used in various industries and are resistant to high shock loads and demanding conditions. CZPT is one of the companies that offer planetary gearboxes. Its products do not require special tools for assembly, and its scalable design minimizes safety stock.
Among the numerous benefits of planetary gearing is its compactness and lightweight. As such, it is suitable for wide applications with space and weight constraints. However, to truly appreciate its benefits, it is necessary to understand its mechanisms. Here are some of the most common details about planetary gearing:
The planetary gearbox has two mounted gears: an input shaft and an output shaft. Each gear has multiple teeth that are attached to a carrier and rotate with the input shaft. The carrier is connected to the output shaft. A planetary gear is mounted on both gears via a carrier. The carrier rotates in order to drive the planetary gear. The sun gear is often the input gear. The other gear is called the outer gear.
Planetary gearboxes are highly customizable. The size, mounting, and housing options vary, as do the reduction ratios and input speeds. Different types can be manufactured for different applications and include options such as electrical or mechanical preload. The final design of a planetary gearbox can be highly customized, based on the specifications of the application. By combining engineering excellence and ongoing innovation, planetary gearboxes provide years of trouble-free operation.
A planetary gearbox can be either an electric motor or a manual one. The latter has more features than the former, and can be used in applications where space is an issue. The primary features of a planetary gearbox include its backlash, torque, and ratio. Secondary features include noise, corrosion resistance, and construction. A planetary gearbox is a highly versatile gearbox that can drive anything from simple machinery to advanced electrical systems.
gearbox

Worm reduction gearbox

The global worm reduction gearbox market report compiles key insights from the industry to help you improve your business strategy. This report will help you create a comprehensive business document that will enhance your company’s competitive edge. To obtain this report, visit our website now! Read our latest report to find out what you can expect from the global worm reduction gearbox market. Alternatively, request a sample copy for more details. Here is a sneak peek of the report:
Worm gears are made with different thread counts and are usually not matched with the CZPT standard. In general, a single thread worm should be used with a single thread worm. Worm gears have either right or left threads, and their thread count will be different as well. This type of gear is used to reduce the speed of a rotating shaft. The speed reduction ratio will be about 50 percent if the worms have the same thread count as the CZPT gears.
The standard gear set transfers power at the peak load point of a tooth, called the pitchline. The worm gear moves slowly against the wheel’s metal surface. The worm gear is also more complex than the standard gear because the worm is sliding rather than rolling. Worm gears are hard to lubricate. Moreover, the sliding contact between the gear and worm increases the complexity of the gear set. They can be a great solution for applications where noise is a significant factor.
The axial pitch and circular pitch of the worm are equal. The ratio of these two indices determines the speed of transmission. For a worm reduction gearbox to work, the axial pitch and the circular pitch must match. The pitch angle of a worm can either be left-handed or right-handed. The lead of a worm is the distance one thread travels in one revolution. The lead angle is the angle tangent to the thread helix of the cylinder’s pitch. When a worm mesh is reversed, the majority of the mesh will be on the receding arc.
Worm gears generate more heat than their counterparts, so it is important to choose a worm reduction gearbox carefully. You will want to choose the material and amount of lubricating oil carefully. Worm gears are generally made of tin bronze. The paired worms are hardened to HRC45-55. In general, they are durable, lasting up to ten years. But they will wear out – and they wear out – so you may want to consider some other factors.

Shaft-mounted gearbox

Shaft-mounted gearboxes are designed for a variety of mining and quarry applications. Their high reliability and low maintenance make them an excellent choice in these types of applications. Shaft-mounted gearboxes also feature an optional backstop device that prevents the unit from rotating in one direction. This makes them an excellent choice for applications where alignment accuracy is an issue. Here are some of the benefits of using a shaft-mounted gearbox:
Shaft-mounted gearboxes are typically constructed of aluminium, and come in sizes ranging from 050 to 125. They feature a variety of reduction ratios and ensure optimum efficiency in all operating conditions. New S series sizes, 140 and 150, extend the application range of shaft-mounted gearmotors. They are both backed by a two-year warranty. For even greater peace of mind, Shaft-mounted gearboxes are available with a range of warranty options.
The most common applications for a Shaft-mounted gearbox include traction-driven applications where a low-speed shaft is required for operation. They also are suitable for applications without a foundation, where the motor is mounted next to the reducer. To prevent the gear drive from rotating, a torque arm is attached between the motor and the shaft. Small-sized shaft-mounted gear drives are usually made without motor mount kits, which can make them an excellent choice for conveying light loads.
Another important feature of a Shaft-mounted gearbox is its mounting position. The reduced motion through the drive is redirected through the shaft, creating additional forces. These additional forces can affect the performance of the gearbox, causing vibrations and noise. Consequently, it is important to replace worn or damaged belts on a regular basis. Further, shaft-mounted gearboxes can be affected by problems with other components and amplify vibrations.
gearbox

1 speed gearbox

CZPT Group Components produces one speed gearboxes. These transmissions are produced in the CZPT Group’s Kassel plant. They are compact and robust, and are designed for easy integration. The Bosch Rexroth GD1 one-speed gearbox is easy to install horizontally or vertically. The Plug and Drive system integrates the gearbox with the existing cooling system. There are many other benefits to this gearbox.
With an ID.3 electric drive motor, the maximum torque is delivered at 16,000 rpm. This single-speed transmission offers high power density and excellent noise-reduction, making it ideal for electric vehicles. The e-drive motor is extremely quiet and requires precision manufacturing. The e-drive motor also enables a wide range of driving conditions. It can reverse when needed, and reaches its maximum speed at 16,000.
The single-speed gearbox is a standard feature on most electric vehicles. Some electric vehicles, such as the Porsche Taycan, will be equipped with a two-speed gearbox. This gearbox offers more top speed and range, but it is more complex than a standard single-speed gearbox. CZPT doesn’t need to add complexity to its electric vehicles. After all, a 355 horsepower family wagon is not likely to need a dual-speed gearbox.
In addition to simplifying the transmission, the patent claims also address improvements in structural design. Fig. 5 shows a schematic representation of a transmission 50′, wherein gear sets Z1 and Z4 are exchanged between partial transmissions. This switch matrix also reflects the synchronized gears and lastshelf gears. Hydraulically betatigte Lamellenkupplungen (HBA) also form a last-shelf gear.
Another advantage of the patent claim is that it offers numerous functional freedoms, which is especially valuable in the design of an automobile. One of the patent claims identifies a tosatzlicher middle gear that allows a driver to switch between second and third gears, with a single gearbox. In a conventional one-speed transmission, the tosatzlicher middle gear is attached to the second and first part gearbox. The latter has a second and third gear.

China 4kw RF67 i=20 900N.m 70rpm helical speed gear reducer R series bevel gear motor reduction     with high quality China 4kw RF67 i=20 900N.m 70rpm helical speed gear reducer R series bevel gear motor reduction     with high quality
editor by Cx 2023-07-11

China Best Sales R Series Helical Gear Box Speed Reducer Gearbox Reduction for Industrial Fan supplier

Product Description

Product Advantages

Size R37 R57 R77 R87 R107
Ratio 3.41-134.82 4.39-782 5.31-1430 5.3-2873 6.66-7583
Power 0.12KW-3KW 0.12KW-7.5KW 0.12KW-11KW 0.12KW-18.5KW 0.12KW-18.5KW
Output torque 30-205N.M 40-400N.M 50-795N.M 50-1610N.M 80-4870N.M
Output speed(RPM) 0.1-821RPM 0.1-660RPM 0.1-795RPM 0.1-276RPM 0.1-220RPM

R series reducer has the characteristics of small volume and large torque transmission. It is designed and manufactured on the basis of modular combination system. There are many motor combinations,installation forms and structural schemes. R series reducer adopts the modular design principle of unit structure, with high transmission efficiency, low energy consumption and superior performance.

Product Description

 

Detailed Photos

Our Advantages

Application: Motor, Motorcycle, Machinery, Agricultural Machine, Lift
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Layout: Expansion, Parallel
Gear Shape: Bevel Gear
Step: Single-Step
Samples:
US$ 500/Piece
1 Piece(Min.Order)

|
Request Sample

helical gearbox

Why Choose a Helical Gearbox?

Choosing a helical gearbox is an important decision for any machine builder. It can help you to reduce maintenance costs, improve productivity and efficiency, and ensure that your equipment operates quietly and efficiently. In addition, it can also be compact in size and easy to install.

High productivity and efficiency

Compared to spur gears, helical gears have high productivity and efficiency. This is due to the fact that the helical gearbox is more effective at transferring power between right-angle configurations. Helical gears are also quieter. They also have the ability to tolerate a greater load. These gears are usually used in high-load applications, such as automotive transmission applications.
The basic features of helical gears include a slanted tooth face, a larger contact ratio, and a smoother performance. Helical gears are also less expensive than spur gears. They have more power carrying capacity, longer life, and are easier to maintain.
There are many factors that affect the efficiency of helical gearboxes. Some of them include the number of stages, reduction ratio, ambient conditions, and lubrication. They are also affected by the number of teeth.
Power loss in helical gears is mainly due to friction and heat. There are various approaches to minimize these losses. One approach is to analyse power losses using a numerical method.
Other factors that affect the efficiency of helical systems include speed, noise, and the number of teeth. The amount of power lost in gear mating is dependent on the load.

Low power consumption

Compared to other types of gearboxes, helical gearboxes have low power consumption. This is because they can tolerate more load, conduct smooth performance, and are quieter. They also require less oil changes and have a longer life span.
Helical gears have special teeth that are cut at an angle. The teeth are designed to engage gradually, rather than quickly. They can transfer power between parallel configurations and right-angle configurations.
Helical gearboxes are the most widely used gearboxes. They are also the most efficient. They can work at 98% efficiency. However, they are more expensive than spur gears. They can be packaged with oil-filled housings. They have less noise and require less maintenance. They can operate cooler, and have more torque capacity.
Helical gearboxes have two types: single and double helical gears. In the single type, the gears are perpendicular to the axis. They are usually used in automotive transmission applications. They can also be used in forward velocities. In the double type, the helical faces are next to each other.
Helical gears work at higher ratios, which increases their efficiency. They are also less noisy than spur gears. They are a good choice for applications that require high torque capacity. The basic efficiency of helical gearboxes ranges from 90% to 99.5%. They are also easier to operate and have a longer life span. They are suited to a wide range of applications.helical gearbox

Compact in size

Having a shiny new set of wheels is a nice change of pace. You get to sit in style and you get to drive it like the pro. The trick is finding the right one at the right time. Fortunately, there are plenty of companies who know how to build a high quality car that can be afforded by the average Joe. You’ll find all types of cars from sports coupes to hatchbacks. You’ll also find all types of drivers from the young professional to the seasoned veteran. You’ll also find all types of roads from main streets to back roads. There are even all types of parking spaces to choose from. With a bit of planning and some research, you’ll find the perfect fit for you and your family. You can’t help but wonder why you didn’t choose a vehicle with this many perks sooner. It’s a nice way to spend a night on the town, without having to worry about a parking fee. The next time you’re in the mood to take the family out to the country for a weekend in the great bluffs, you’ll know which ones to avoid.

Noise-free operation

Compared to spur gears, helical gears have better speed capability and quieter operation. However, helical gearboxes often have problems that stop their service. These faults result in increased productivity costs. These problems include fatigue, chipping tip, crack and missing tooth.
In this paper, we propose a novel signal processing scheme to detect gearbox faults at constant speed. The method involves the use of spectral subtraction (SS) to remove the spectral noise of a signal. This approach is widely used in speech signal processing. It is also used to estimate real-time noise information. The method was successfully applied to the analysis of gearbox faults.
The spectral subtraction technique is applied to the transmission error and to the side-band frequency feature. The side-band frequency is equal to the rotation frequency of the input shaft. A square envelope spectrum method is used to obtain the spectral feature. It was then used to obtain the corresponding fault signal. The method is then compared with experimentally measured noise data.
It is also important to note that the side-band feature is not stable in different noise levels. The optimal demodulation subband selection method is not obvious. However, the proposed method can obtain a stable amplitude value when SNR is low.
Another important factor that reduces noise is the overlap ratio. The overlap ratio is the sum of the transverse contact ratio and the face contact ratio. When the overlap ratio approaches one, the noise is minimized.

Improved performance at high speeds

Whether used in an industrial, automotive or power generation application, helical gearboxes provide a number of benefits over traditional spur gearing systems. These advantages include reduced noise, higher load capacity and smoother operation.
In an effort to reduce noise and improve performance at high speeds, Parker engineers developed a helical gearbox that runs quieter and produces 30-40% more torque than a conventionally modified gear. They also redesigned the entry and exit points of the gear tooth for increased efficiency and strength.
The high-speed helical geartrain has been tested at 5,000 hp power. The tests were performed in the High-Speed Helical Geartrain Test Facility at the NASA Glenn Research Center. The tests were conducted at four different design configurations and at multiple input shaft speeds. These tests included temperature increases from inlet to outlet, fling off temperatures, and power loss of the helical system.
The first step was to improve load distribution of the gear pair. This is done by modifying the microgeometry of each gear. In addition to modifying the microgeometry of each tooth, the length of the contact line was extended. This resulted in a higher tooth contact ratio.
Another option is to modify the straddle-mounted pin of the PGS. This is a complicated task because of spatial constraints. In order to determine whether the pin will have the desired effect, it needs to be tested in real-world tests.helical gearbox

Reduce maintenance costs

Compared to spur gears, helical gears have several advantages, such as less noise and vibration, greater load carrying capacity, and longer life. They also have a reduced maintenance cost.
Helical gears can be divided into two main types: single helical and crossed axis helicals. In the single helical type, two or three teeth connect at all times.
In crossed axis helicals, the shafts are inclined at a variety of angles. These gears are primarily used in non-perpendicular transmissions. They can have very low load carrying capacity, but they offer better strength and speed reduction than spur gears.
The double helical type has two mirrored rows of teeth that are angled. This type of gear is also known as a herringbone gear. It’s a design that’s ideal for non-perpendicular transmissions.
Helical gears are packaged in oil filled housings. They are a space saving gear reducer. They are used in automobile transmissions and other forward speeds. They are also used in industrial gearboxes.
Helical gears can be made of either solid or semi-solid materials. They can be sliced into an arbitrary number of cross sections. This allows the helix to be adjusted to suit the application.
It’s important to choose the right gear for your application. The gear’s design may include the number of teeth, lubricant type, surface treatment, and the tooth angle. It’s also important to choose the right lubricant, because it can affect the noise levels and the efficiency of the gear.
China Best Sales R Series Helical Gear Box Speed Reducer Gearbox Reduction for Industrial Fan   supplier China Best Sales R Series Helical Gear Box Speed Reducer Gearbox Reduction for Industrial Fan   supplier
editor by CX 2023-06-07

China Standard Small Gear Reduction Foot Mounted 1400 Rpm Gearbox Helical Gearbox helical gears backlash

Product Description

small gear reduction Foot Mounted 1400 RPM  gearbox helical gearbox

Product Description


Components:
1. Housing: Cast Iron
2. Gears: Helical Gears
3. Input Configurations:
Equipped with Electric Motors
Solid Shaft Input
IEC or NEMA Motor Flange
4. Applicable Motors:
Single Phase AC Motor, Three Phase AC Motor
Brake Motors
Inverter Motors
Multi-speed Motors
Explosion-proof Motor
Roller Motor
5. Output Configurations:
Solid Shaft Output

Detailed Photos

Models:
R Series (Foot-mounted): R18~R168
RS Series (Foot-mounted, CZPT Shaft Input)
RF Series (Flange-mounted): RF18~RF168
RFS Series (Flange-mounted, CZPT Shaft Input)
RX Series (1 Stage, Foot-mounted): RX38~RX158
RXS Series (1 Stage, Foot-mounted, CZPT Shaft Input)
RXF Series (1 Stage, Flange-mounted): RXF38~RXF158
RXFS Series (1 Stage, Flange-mounted, CZPT Shaft Input)
RM Series (agitator gearboxes): Specially designed for agitating applications
Features:
1. Compact structure, modular design
2. Single-stage, two-stage and three-stage sizes
3. High reduction ratio and torque density
4. Long service life
5. Can be combined with other types of gearboxes (Such as R Series, K Series, F Series, S Series, UDL Series)
Parameters:
2 Stage or 3 Stage
Installation:
Foot Mounted
Flange Mounted
Lubrication:
Oil-bath and Splash Lubrication
Cooling:
Natural Cooling
 

Product Parameters

Models Output Shaft Dia. Input Shaft Dia. Power(kW) Ratio Max. Torque(Nm)
R/RF18 20mm 0.18~0.75 3.83~74.84 85
R/RF28 25mm 16mm 0.18~3 3.37~135.09 130
R/RF38 25mm 16mm 0.18~3 3.41~134.82 200
R/RF48 30mm 19mm 0.18~5.5 3.83~176.88 300
R/RF58 35mm 19mm 0.18~7.5 4.39~186.89 450
R/RF68 35mm 19mm 0.18~7.5 4.29~199.81 600
R/RF78 40mm 24mm 0.18~11 5.21~195.24 820
R/RF88 50mm 28mm 0.55~22 5.36~246.54 1550
R/RF98 60mm 38mm 0.55~30 4.49~289.6 3000
R/RF108 70mm 42mm 2.2~45 5.06~245.5 4300
R/RF138 90mm 55mm 5.5~55 5.51~223.34 8000
R/RF148 110mm 55mm 11~90 5.00~163.46 13000
R/RF168 120mm 70mm 11~160 8.77~196.41 18000

1 Stage

Models Output Shaft Dia. Input Shaft Dia. Power(kW) Ratio Max. Torque(Nm)
RX/RXF38 20mm 16mm 0.18~1.1 1.6~3.76 20
RX/RXF58 20mm 19mm 0.18~5.5 1.3~5.5 70
RX/RXF68 25mm 19mm 0.18~7.5 1.4~6.07 135
RX/RXF78 30mm 24mm 1.1~11 1.42~5.63 215
RX/RXF88 40mm 28mm 3~22 1.39~6.44 400
RX/RXF98 50mm 38mm 5.5~30 1.42~5.82 600
RX/RXF108 60mm 42mm 7.5~45 1.44~6.65 830
RX/RXF128 75mm 55mm 7.5~90 1.56~6.47 1110
RX/RXF158 90mm 70mm 11~132 1.63~6.22 1680

Packaging & Shipping

Packaging & Delivery
Speed Reducer Worm Gearbox Packaging Details:Plastic Bags, Plywood Cases
Port:ZheJiang /HangZhou

Company Profile

1.More than 35 years experience in R&D and manufacturing, export gear motors & industrial gearboxes.
2. Standardization of the gearbox series
3. Strong design capability for large power & customized gearboxes.
4. High quality gearboxes and proven solutions provider.
5. Strict quality control process, stable quality.
6. Less than 2% of the quality complaints.
7. Modular design, short delivery time.
8. Quick response & professional services.

Customer visiting:

After Sales Service

Pre-sale services 1. Select equipment model.
2.Design and manufacture products according to clients’ special requirement.
3.Train technical personal for clients
Services during selling 1.Pre-check and accept products ahead of delivery.
2. Help clients to draft solving plans.
After-sale services 1.Assist clients to prepare for the first construction scheme.
2. Train the first-line operators.
3.Take initiative to eliminate the trouble rapidly.
4. Provide technical exchanging.

FAQ

1.Q:What kinds of gearbox can you produce for us?

A:Main products of our company: UDL series speed variator,RV series worm gear reducer, ATA series shaft mounted gearbox, X,B series gear reducer,
P series planetary gearbox and R, S, K, and F series helical-tooth reducer, more
than 1 hundred models and thousands of specifications
2.Q:Can you make as per custom drawing?
A: Yes, we offer customized service for customers.
3.Q:What is your terms of payment ?
A: 30% Advance payment by T/T after signing the contract.70% before delivery
4.Q:What is your MOQ?
A: 1 Set

If you are interested in our product, welcome you contact me.
Our team will support any need you might have.

Application: Machinery, Industry
Hardness: Hardened
Installation: Horizontal Type
Layout: Coaxial
Gear Shape: Helical Gear
Step: Single-Step
Customization:
Available

|

Customized Request

helical gearbox

Why Choose a Helical Gearbox?

Choosing a helical gearbox is an important decision for any machine builder. It can help you to reduce maintenance costs, improve productivity and efficiency, and ensure that your equipment operates quietly and efficiently. In addition, it can also be compact in size and easy to install.

High productivity and efficiency

Compared to spur gears, helical gears have high productivity and efficiency. This is due to the fact that the helical gearbox is more effective at transferring power between right-angle configurations. Helical gears are also quieter. They also have the ability to tolerate a greater load. These gears are usually used in high-load applications, such as automotive transmission applications.
The basic features of helical gears include a slanted tooth face, a larger contact ratio, and a smoother performance. Helical gears are also less expensive than spur gears. They have more power carrying capacity, longer life, and are easier to maintain.
There are many factors that affect the efficiency of helical gearboxes. Some of them include the number of stages, reduction ratio, ambient conditions, and lubrication. They are also affected by the number of teeth.
Power loss in helical gears is mainly due to friction and heat. There are various approaches to minimize these losses. One approach is to analyse power losses using a numerical method.
Other factors that affect the efficiency of helical systems include speed, noise, and the number of teeth. The amount of power lost in gear mating is dependent on the load.

Low power consumption

Compared to other types of gearboxes, helical gearboxes have low power consumption. This is because they can tolerate more load, conduct smooth performance, and are quieter. They also require less oil changes and have a longer life span.
Helical gears have special teeth that are cut at an angle. The teeth are designed to engage gradually, rather than quickly. They can transfer power between parallel configurations and right-angle configurations.
Helical gearboxes are the most widely used gearboxes. They are also the most efficient. They can work at 98% efficiency. However, they are more expensive than spur gears. They can be packaged with oil-filled housings. They have less noise and require less maintenance. They can operate cooler, and have more torque capacity.
Helical gearboxes have two types: single and double helical gears. In the single type, the gears are perpendicular to the axis. They are usually used in automotive transmission applications. They can also be used in forward velocities. In the double type, the helical faces are next to each other.
Helical gears work at higher ratios, which increases their efficiency. They are also less noisy than spur gears. They are a good choice for applications that require high torque capacity. The basic efficiency of helical gearboxes ranges from 90% to 99.5%. They are also easier to operate and have a longer life span. They are suited to a wide range of applications.helical gearbox

Compact in size

Having a shiny new set of wheels is a nice change of pace. You get to sit in style and you get to drive it like the pro. The trick is finding the right one at the right time. Fortunately, there are plenty of companies who know how to build a high quality car that can be afforded by the average Joe. You’ll find all types of cars from sports coupes to hatchbacks. You’ll also find all types of drivers from the young professional to the seasoned veteran. You’ll also find all types of roads from main streets to back roads. There are even all types of parking spaces to choose from. With a bit of planning and some research, you’ll find the perfect fit for you and your family. You can’t help but wonder why you didn’t choose a vehicle with this many perks sooner. It’s a nice way to spend a night on the town, without having to worry about a parking fee. The next time you’re in the mood to take the family out to the country for a weekend in the great bluffs, you’ll know which ones to avoid.

Noise-free operation

Compared to spur gears, helical gears have better speed capability and quieter operation. However, helical gearboxes often have problems that stop their service. These faults result in increased productivity costs. These problems include fatigue, chipping tip, crack and missing tooth.
In this paper, we propose a novel signal processing scheme to detect gearbox faults at constant speed. The method involves the use of spectral subtraction (SS) to remove the spectral noise of a signal. This approach is widely used in speech signal processing. It is also used to estimate real-time noise information. The method was successfully applied to the analysis of gearbox faults.
The spectral subtraction technique is applied to the transmission error and to the side-band frequency feature. The side-band frequency is equal to the rotation frequency of the input shaft. A square envelope spectrum method is used to obtain the spectral feature. It was then used to obtain the corresponding fault signal. The method is then compared with experimentally measured noise data.
It is also important to note that the side-band feature is not stable in different noise levels. The optimal demodulation subband selection method is not obvious. However, the proposed method can obtain a stable amplitude value when SNR is low.
Another important factor that reduces noise is the overlap ratio. The overlap ratio is the sum of the transverse contact ratio and the face contact ratio. When the overlap ratio approaches one, the noise is minimized.

Improved performance at high speeds

Whether used in an industrial, automotive or power generation application, helical gearboxes provide a number of benefits over traditional spur gearing systems. These advantages include reduced noise, higher load capacity and smoother operation.
In an effort to reduce noise and improve performance at high speeds, Parker engineers developed a helical gearbox that runs quieter and produces 30-40% more torque than a conventionally modified gear. They also redesigned the entry and exit points of the gear tooth for increased efficiency and strength.
The high-speed helical geartrain has been tested at 5,000 hp power. The tests were performed in the High-Speed Helical Geartrain Test Facility at the NASA Glenn Research Center. The tests were conducted at four different design configurations and at multiple input shaft speeds. These tests included temperature increases from inlet to outlet, fling off temperatures, and power loss of the helical system.
The first step was to improve load distribution of the gear pair. This is done by modifying the microgeometry of each gear. In addition to modifying the microgeometry of each tooth, the length of the contact line was extended. This resulted in a higher tooth contact ratio.
Another option is to modify the straddle-mounted pin of the PGS. This is a complicated task because of spatial constraints. In order to determine whether the pin will have the desired effect, it needs to be tested in real-world tests.helical gearbox

Reduce maintenance costs

Compared to spur gears, helical gears have several advantages, such as less noise and vibration, greater load carrying capacity, and longer life. They also have a reduced maintenance cost.
Helical gears can be divided into two main types: single helical and crossed axis helicals. In the single helical type, two or three teeth connect at all times.
In crossed axis helicals, the shafts are inclined at a variety of angles. These gears are primarily used in non-perpendicular transmissions. They can have very low load carrying capacity, but they offer better strength and speed reduction than spur gears.
The double helical type has two mirrored rows of teeth that are angled. This type of gear is also known as a herringbone gear. It’s a design that’s ideal for non-perpendicular transmissions.
Helical gears are packaged in oil filled housings. They are a space saving gear reducer. They are used in automobile transmissions and other forward speeds. They are also used in industrial gearboxes.
Helical gears can be made of either solid or semi-solid materials. They can be sliced into an arbitrary number of cross sections. This allows the helix to be adjusted to suit the application.
It’s important to choose the right gear for your application. The gear’s design may include the number of teeth, lubricant type, surface treatment, and the tooth angle. It’s also important to choose the right lubricant, because it can affect the noise levels and the efficiency of the gear.
China Standard Small Gear Reduction Foot Mounted 1400 Rpm Gearbox Helical Gearbox   helical gears backlashChina Standard Small Gear Reduction Foot Mounted 1400 Rpm Gearbox Helical Gearbox   helical gears backlash
editor by CX 2023-04-25

China Automatic Power Transmission Gear Reducer Planetary Gearbox Speed Reduction for Gear Motors helical gearbox assembly

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Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Layout: Coaxial
Gear Shape: Cylindrical Gear
Step: Four-Step
Samples:
US$ 3/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request