China Custom High Torque Transmission Backlash 8-16arcmin 750W Motor Planetary Gearboxes car gearbox

Product Description

High Torque Transmission Backlash 8-16arcmin 750W Motor Planetary Gearboxes

Nickel chromium molybdenum alloy steel gear is manufactured with carburizing heat treatment for high abrasion resistance and impact toughness and by honing process to increase gear precision and low noise operation.Internal gear bore uses needle roller to obtain higher abrasion resistance and strength.

Product Description

1.Hole output structure,easy installation;
2.Round flange output,threaded reverse connection,standard size;
3.The output specifications are complete and there are many choices;
4.Straight transmission,single cantilever structurer,design simple,high cost performance;
5.Keyway can be opened in the force shaft;
6.Stable operation,low noise;
7.Size range:60-160;
8.Ratio range:3-100;
9.Precision backlash:8-16arcmin;
10.Support custom according to drawings or samples

Product Parameters

Specifications PRN60 PRN80 PRN90 PRN120 PRN160
Technal Parameters
Max. Torque Nm 1.5times rated torque
Emergency Stop Torque Nm 2.5times rated torque
Max. Radial Load N 240 400 450 1240 2250
Max. Axial Load N 220 420 430 1000 1500
Torsional Rigidity Nm/arcmin 1.8 4.7 4.85 11 35
Max.Input Speed rpm 8000 6000 6000 6000 4000
Rated Input Speed rpm 4000 3500 3500 3500 3000
Noise dB ≤58 ≤60 ≤60 ≤65 ≤70
Average Life Time h 20000
Efficiency Of Full Load % L1≥96%                     L2≥94%
Return Backlash P1 L1 arcmin ≤8 ≤8 ≤8 ≤8 ≤8
L2 arcmin ≤12 ≤12 ≤12 ≤12 ≤12
P2 L1 arcmin ≤16 ≤16 ≤16 ≤16 ≤16
L2 arcmin ≤20 ≤20 ≤20 ≤20 ≤20
Moment Of Inertia Table L1 3 Kg*cm2 0.46 0.77 1.73 12.78 36.72
4 Kg*cm2 0.46 0.77 1.73 12.78 36.72
5 Kg*cm2 0.46 0.77 1.73 12.78 36.72
7 Kg*cm2 0.41 0.65 1.42 11.38 34.02
10 Kg*cm2 0.41 0.65 1.42 11.38 34.02
L2 12 Kg*cm2 0.44 0.72 1.49 12.18 34.24
15 Kg*cm2 0.44 0.72 1.49 12.18 34.24
16 Kg*cm2 0.72 0.72 1.49 12.18 34.24
20 Kg*cm2 0.44 0.72 1.49 12.18 34.24
25 Kg*cm2 0.44 0.72 1.49 12.18 34.24
28 Kg*cm2 0.44 0.72 1.49 12.18 34.24
30 Kg*cm2 0.44 0.72 1.49 12.18 34.24
35 Kg*cm2 0.44 0.72 1.49 12.18 34.24
40 Kg*cm2 0.44 0.72 1.49 12.18 34.24
50 Kg*cm2 0.34 0.58 1.25 11.48 34.02
70 Kg*cm2 0.34 0.58 1.25 11.48 34.02
100 Kg*cm2 0.34 0.58 1.25 11.48 34.02
Technical Parameter Level Ratio   PRN60 PRN80 PRN90 PRN120 PRN160
Rated Torque L1 3 Nm 27 50 96 161 364
4 Nm 40 90 122 210 423
5 Nm 40 90 122 210 423
7 Nm 34 48 95 170 358
10 Nm 16 22 56 86 210
L2 12 Nm 27 50 96 161 364
15 Nm 27 50 96 161 364
16 Nm 40 90 122 210 423
20 Nm 40 90 122 210 423
25 Nm 40 90 122 210 423
28 Nm 40 90 122 210 423
30 Nm 27 50 96 161 364
35 Nm 40 90 122 210 423
40 Nm 40 90 122 210 423
50 Nm 40 90 122 210 423
70 Nm 34 48 95 170 358
100 Nm 16 22 56 86 210
Degree Of Protection   IP65
Operation Temprature ºC  – 10ºC to -90ºC
Weight L1 kg 0.95 2.27 3.06 6.93 15.5
L2 kg 1.2 2.8 3.86 8.98 17

Company Profile

Packaging & Shipping

1. Lead time: 10-15 days as usual, 30 days in busy season, it will be based on the detailed order quantity;
2. Delivery: DHL/ UPS/ TNT/ EMS/ FEDEX

FAQ

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

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

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

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

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

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Application: Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Printing Machinery
Function: Change Drive Torque, Speed Changing, Speed Reduction
Layout: Coaxial
Samples:
US$ 163/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Customized Request

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

planetary gearbox

Impact of Gear Tooth Design and Profile on the Efficiency of Planetary Gearboxes

The design and profile of gear teeth have a significant impact on the efficiency of planetary gearboxes:

  • Tooth Profile: The tooth profile, such as involute, cycloid, or modified profiles, affects the contact pattern and load distribution between gear teeth. An optimized profile minimizes stress concentration and ensures smooth meshing, contributing to higher efficiency.
  • Tooth Shape: The shape of gear teeth influences the amount of sliding and rolling motion during meshing. Gear teeth designed for more rolling and less sliding motion reduce friction and wear, enhancing overall efficiency.
  • Pressure Angle: The pressure angle at which gear teeth engage affects the force distribution and efficiency. Larger pressure angles can lead to higher efficiency due to improved load sharing, but they may require more space.
  • Tooth Thickness and Width: Optimized tooth thickness and width contribute to distributing the load more evenly across the gear face. Proper sizing reduces stress and increases efficiency.
  • Backlash: Backlash, the gap between meshing gear teeth, impacts efficiency by causing vibrations and energy losses. Properly controlled backlash minimizes these effects and improves efficiency.
  • Tooth Surface Finish: Smoother tooth surfaces reduce friction and wear. Proper surface finish, achieved through grinding or honing, enhances efficiency by reducing energy losses due to friction.
  • Material Selection: The choice of gear material influences wear, heat generation, and overall efficiency. Materials with good wear resistance and low friction coefficients contribute to higher efficiency.
  • Profile Modification: Profile modifications, such as tip and root relief, optimize tooth contact and reduce interference. These modifications minimize friction and increase efficiency.

In summary, the design and profile of gear teeth play a crucial role in determining the efficiency of planetary gearboxes. Optimal tooth profiles, shapes, pressure angles, thicknesses, widths, surface finishes, and material selections all contribute to reducing friction, wear, and energy losses, resulting in improved overall efficiency.

planetary gearbox

Differences Between Inline and Right-Angle Planetary Gearbox Configurations

Inline and right-angle planetary gearbox configurations are two common designs with distinct characteristics suited for various applications. Here’s a comparison of these configurations:

Inline Planetary Gearbox:

  • Configuration: In an inline configuration, the input and output shafts are aligned along the same axis. The sun gear, planetary gears, and ring gear are typically arranged in a straight line.
  • Compactness: Inline gearboxes are more compact and have a smaller footprint, making them suitable for applications with limited space.
  • Efficiency: Inline configurations tend to have slightly higher efficiency due to the direct alignment of components.
  • Output Speed and Torque: Inline gearboxes are better suited for applications that require higher output speeds and lower torque.
  • Applications: They are commonly used in robotics, conveyors, printing machines, and other applications where space is a consideration.

Right-Angle Planetary Gearbox:

  • Configuration: In a right-angle configuration, the input and output shafts are oriented at a 90-degree angle to each other. This allows for a change in direction of power transmission.
  • Space Flexibility: Right-angle gearboxes offer flexibility in arranging components, making them suitable for applications that require changes in direction or where space constraints prevent a straight-line configuration.
  • Torque Capacity: Right-angle configurations can handle higher torque loads due to the increased surface area of gear engagement.
  • Applications: They are often used in cranes, elevators, conveyor systems, and applications requiring a change in direction.
  • Efficiency: Right-angle configurations may have slightly lower efficiency due to increased gear meshing complexity and potential for additional losses.

Choosing between inline and right-angle configurations depends on factors such as available space, required torque and speed, and the need for changes in power transmission direction. Each configuration offers distinct advantages based on the specific needs of the application.

planetary gearbox

Challenges and Solutions for Managing Power Transmission Efficiency in Planetary Gearboxes

Managing power transmission efficiency in planetary gearboxes is crucial to ensure optimal performance and minimize energy losses. Several challenges and solutions are involved in maintaining high efficiency:

1. Gear Meshing Efficiency: The interaction between gears can lead to energy losses due to friction and meshing misalignment. To address this, manufacturers use precision manufacturing techniques to ensure accurate gear meshing and reduce friction. High-quality materials and surface treatments are also employed to minimize wear and friction.

2. Lubrication: Proper lubrication is essential to reduce friction and wear between gear surfaces. Using high-quality lubricants with the appropriate viscosity and additives can enhance power transmission efficiency. Regular maintenance and monitoring of lubrication levels are vital to prevent efficiency losses.

3. Bearing Efficiency: Bearings support the rotating elements of the gearbox and can contribute to energy losses if not properly designed or maintained. Choosing high-quality bearings and ensuring proper alignment and lubrication can mitigate efficiency losses in this area.

4. Bearing Preload: Incorrect bearing preload can lead to increased friction and efficiency losses. Precision assembly and proper adjustment of bearing preload are necessary to optimize power transmission efficiency.

5. Mechanical Losses: Various mechanical losses, such as windage and churning losses, can occur in planetary gearboxes. Designing gearboxes with streamlined shapes and efficient ventilation systems can reduce these losses and enhance overall efficiency.

6. Material Selection: Choosing appropriate materials with high strength and minimal wear characteristics is essential for reducing power losses due to material deformation and wear. Advanced materials and surface coatings can be employed to enhance efficiency.

7. Noise and Vibration: Excessive noise and vibration can indicate energy losses in the form of mechanical inefficiencies. Proper design and precise manufacturing techniques can help minimize noise and vibration, indicating better power transmission efficiency.

8. Efficiency Monitoring: Regular efficiency monitoring through testing and analysis allows engineers to identify potential issues and optimize gearbox performance. This proactive approach ensures that any efficiency losses are promptly addressed.

By addressing these challenges through careful design, material selection, manufacturing techniques, lubrication, and maintenance, engineers can manage power transmission efficiency in planetary gearboxes and achieve high-performance power transmission systems.

China Custom High Torque Transmission Backlash 8-16arcmin 750W Motor Planetary Gearboxes   car gearbox	China Custom High Torque Transmission Backlash 8-16arcmin 750W Motor Planetary Gearboxes   car gearbox
editor by CX 2024-04-17