China Newgear 180mm Helical Gear Transmission Planetary Gear Box wholesaler

Product Description

Newgear 180MM Helical Gear Transmission Planetary Gear Box

Planetary gearbox is a type of reducer with wide flexibility. The interior gear adopts minimal carbon alloy metal carburizing quenching and grinding or nitriding method. Planetary gearbox has the characteristics of small construction dimensions, massive output torque, large pace ratio, large efficiency, safe and reputable performance, and many others. The internal gear of the planetary gearbox can be divided into spur equipment and helical gear. Clients can select the proper precision reducer according to the requirements of the application.

Item Description

one. The spiral bevel gear reversing mechanism realizes correct angle steering output
2. The set up length of spiral bevel gear pair can be adjusted, and the working sound is reduce
3. The grinding bevel gear pair can be chosen, and the functioning sound is much more steady and tranquil
four. Built-in design and style, large precision and high rigidity
5. The double assist cage world provider framework has large trustworthiness and is appropriate for high-speed and frequent CZPT and reverse rotation
6. In contrast with the corresponding square fuselage collection, it has the same performance and increased price overall performance
seven. Coupling meter, much more link alternatives, keyway can be opened
8. Helical equipment transmission, low return clearance and more precise positioning
9.Dimensions selection:140-one hundred eighty mm
10.Ratio variety:3-one hundred
11.Precision selection:3-5arcmin (P1) 5-8arcmin (P2)

Solution Parameters

Specifications PAR140 PAR180
Technal Parameters
Max. Torque Nm 1.5times rated torque
Emergency Cease Torque Nm 2.5times rated torque
Max. Radial Load N 9400 14500
Max. Axial Load N 4700 7250
Torsional Rigidity Nm/arcmin forty seven one hundred thirty
Max.Enter Speed rpm 6000 6000
Rated Input Speed rpm 3000 3000
Noise dB ≤68 ≤68
Average Existence 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 three Kg*cm2 23.5 69.2
four Kg*cm2 21.five 68.6
5 Kg*cm2 21.five sixty eight.6
seven Kg*cm2 21.5 sixty eight.six
8 Kg*cm2 twenty.five /
10 Kg*cm2 20.1 66.two
14 Kg*cm2 / sixty eight.six
twenty Kg*cm2 / sixty eight.6
L2 twenty five Kg*cm2 6.88 23.eight
thirty Kg*cm2 seven.1 22.2
35 Kg*cm2 6.88 22.two
40 Kg*cm2 six.88 22.two
50 Kg*cm2 six.88 22.2
70 Kg*cm2 6.88 22.two
one hundred Kg*cm2 six.34 21.six
Technical Parameter Degree Ratio   PAR140 PAR180
Rated Torque L1 3 Nm 360 880
four Nm 480 1100
5 Nm 480 1100
seven Nm 480 1100
eight Nm 440 /
10 Nm 360 1100
L2 fourteen Nm / 1100
twenty Nm / 1100
twenty five 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.eight forty one.nine
L2 kg 26.five fifty four.eight

Firm Profile

Packaging & Delivery

1. Direct time: 10-fifteen days as normal, 30 days in busy season, it will be based mostly on the in depth order quantity
two. Shipping and delivery: DHL/ UPS/ FEDEX/ EMS/ TNT

FAQ

one. who are we?
Hefa Group is based mostly in ZheJiang , China, begin from 1998,has a 3 subsidiaries in whole.The Main Items is planetary gearbox,timing belt pulley, helical equipment,spur equipment,gear rack,equipment ring,chain wheel,hollow rotating system,module,etc

two. how can we assure quality?
Always a pre-production sample ahead of mass generation
Always final Inspection just before shipment

three. how to choose the suited planetary gearbox?
First of all,we need you to be ready to supply pertinent parameters.If you have a motor drawing,it will permit us suggest a suited gearbox for you more quickly.If not,we hope you can give the following motor parameters:output pace,output torque,voltage,existing,ip,sounds,working circumstances,motor dimensions and power,and so on

4. why must you get from us not from other suppliers?
We are a 22 several years ordeals company on generating the gears, specializing in production all sorts of spur/bevel/helical equipment, grinding equipment, gear shaft, timing pulley, rack, planetary gear reducer, timing belt and this kind of transmission gear elements

5. what companies can we provide?
Approved Shipping and delivery Terms: Fedex,DHL,UPS
Accepted Payment Currency:USD,EUR,HKD,GBP,CNY
Accepted Payment Kind: T/T,L/C,PayPal,Western Union
Language Spoken:English,Chinese,Japanese

Application: Spring Machinery
Function: Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Step: Single-Step

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Samples:
US$ 1260/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:
Available

|


###

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 % L195%       L290%
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
Application: Spring Machinery
Function: Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Step: Single-Step

###

Samples:
US$ 1260/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:
Available

|


###

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 % L195%       L290%
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

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.helical gearbox

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 Newgear 180mm Helical Gear Transmission Planetary Gear Box     wholesaler China Newgear 180mm Helical Gear Transmission Planetary Gear Box     wholesaler
editor by CX 2023-04-03