China factory High Precision Low Noise 90mm Planetary Gear Reducer Gearbox best automatic gearbox

Product Description

High Precision Low Noise 90MM Planetary Gear Reducer Gearbox

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

Description:
(1).The output shaft is made of large size,large span double bearing design,output shaft and planetary arm bracket as a whole.The input shaft is placed directly on the planet arm bracket to ensure that the reducer has high operating accuracy and maximum torsional rigidity.
(2).Shell and the inner ring gear used integrated design,quenching and tempering after the processing of the teeth so that it can achieve high torque,high precision,high wear resistance.Moreover surface nickel-plated anti-rust treatment,so that its corrosion resistance greatly enhanced.(3).The planetary gear transmission employs full needle roller without retainer to increase the contact surface,which greatly upgrades structural rigidity and service life.
(4).The gear is made of Japanese imported material.After the metal cutting process,the vacuum carburizing heat treatment to 58-62HRC. And then by the hobbing,Get the best tooth shape,tooth direction,to ensure that the gear of high precision and good impact toughness.
(5).Input shaft and sun gear integrated structure,in order to improve the operation accuracy of the reducer.
1.One-piece construction,High Precision and large output torque.
2.Double bracing cage planetary shelf structure.high reliable. Can suit reversible rotation frequently
3.Helical gear transmission, more reliable. Higher torque.
4.Low return backlash, high precision.
5.Special Rotation frame structure.can carry bigger Radial&Axial load

Specifications PG64 PG90 PG110
Technal Parameters
Max. Torque Nm 3times rated torque
Emergency Stop Torque Nm 3times rated torque
Max. Radial Load N 2050 4100 8200
Max. Axial Load N 513 1571 2050
Torsional Rigidity Nm/arcmin 13 31 82
Max.Input Speed rpm 6000 6000 4500-6000
Rated Input Speed rpm 4000 3000 3000
Noise dB ≤58 ≤60 ≤65
Average Life Time h 20000
Efficiency Of Full Load % L1≥95%       L2≥90%
Return Backlash P1 L1 arcmin ≤3 ≤3 ≤3
L2 arcmin ≤5 ≤5 ≤5
P2 L1 arcmin ≤5 ≤5 ≤5
L2 arcmin ≤8 ≤8 ≤8
Moment Of Inertia Table L1 4 Kg*cm2 0.13 0.51 2.87
5 Kg*cm2 0.13 0.47 2.71
7 Kg*cm2 0.13 0.45 2.62
10 Kg*cm2 0.03 0.44 2.57
L2 16 Kg*cm2 0.03 0.23 0.47
20 Kg*cm2 0.03 0.23 0.47
25 Kg*cm2 0.03 0.23 0.47
28 Kg*cm2 0.03 0.23 0.47
35 Kg*cm2 0.03 0.23 0.47
40 Kg*cm2 0.03 0.23 0.47
50 Kg*cm2 0.03 0.2 0.44
70 Kg*cm2 0.03 0.2 0.44
100 Kg*cm2 0.03 0.2 0.44
Technical Parameter Level Ratio   PXR42 PXR60 PXR90
Rated Torque L1 4 Nm 40 120 220
5 Nm 40 125 260
7 Nm 40 125 260
10 Nm 35 80 160
L2 16 Nm 50 120 300
20 Nm 50 120 300
25 Nm 50 125 350
28 Nm 50 120 300
35 Nm 50 125 350
40 Nm 50 125 350
50 Nm 50 125 350
70 Nm 50 125 350
100 Nm 35 80 220
Degree Of Protection   IP65
Operation Temprature ºC  – 10ºC to -90ºC
Weight L1 kg 1.3 3.4 7.1
L2 kg 1.9 4.7 9.5

 

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/ FEDEX/ EMS/ TNT

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Application: Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Manipulator Machinery
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Layout: Coaxial
Gear Shape: Helical Gear
Step: Double-Step
Samples:
US$ 398/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

precision planetary gearbox

Can precision planetary gearboxes be customized for specific requirements?

Yes, precision planetary gearboxes can be customized to meet specific requirements. Here’s a detailed explanation of the customization options available for precision planetary gearboxes:

1. Gear Ratio:

– Precision planetary gearboxes can be customized to provide specific gear ratios to meet the desired speed reduction or increase requirements.

– Depending on the application, the gear ratio can be adjusted by modifying the number of teeth on the gears or by using different gear sizes.

2. Torque Capacity:

– Customization of precision planetary gearboxes can include increasing or decreasing the torque capacity to match the specific requirements of the application.

– This can be achieved by using stronger materials for the gears, bearings, and housing, or by modifying the gear design to handle higher loads.

3. Mounting Options:

– Precision planetary gearboxes can be customized to offer various mounting options to ensure proper integration with the existing machinery.

– This can include different types of mounting flanges, output shaft configurations, or adapter plates to fit specific equipment interfaces.

4. Input and Output Shaft Size:

– Customization of precision planetary gearboxes can involve adjusting the size of the input and output shafts to match the requirements of the application.

– This allows for a direct fit with the mating components and ensures proper torque transmission.

5. Sealing and Protection:

– Precision planetary gearboxes can be customized to provide specific sealing and protection features based on the environmental conditions in which they will operate.

– This can include additional seals, gaskets, or coatings to protect against dust, moisture, or corrosive substances.

6. Lubrication System:

– Customized precision planetary gearboxes can incorporate specific lubrication systems to facilitate optimal lubrication and ensure extended operating life.

– This can include features such as oil circulation, forced lubrication, or integrated lubrication reservoirs.

7. Special Materials:

– Precision planetary gearboxes can be customized to use special materials to meet specific requirements.

– For example, in applications where weight reduction is crucial, lightweight materials such as aluminum or composite materials can be used.

8. Noise and Vibration Reduction:

– Customization of precision planetary gearboxes can include features to reduce noise and vibration levels.

– This can involve modifications to the gear design, addition of damping elements, or improvements in gear meshing precision.

9. Integrated Components:

– Precision planetary gearboxes can be customized to integrate additional components or accessories.

– This can include the integration of sensors, encoders, or braking systems, providing a compact and optimized solution for specific applications.

10. Application-Specific Requirements:

– Precision planetary gearboxes can be customized to meet unique application-specific requirements.

– This can involve working closely with gearbox manufacturers or specialized engineers to develop tailored solutions that precisely meet the needs of the application.

In summary, precision planetary gearboxes can be customized to a great extent to meet specific requirements. Customization options include gear ratio adjustments, torque capacity modifications, mounting options, shaft size alterations, sealing and protection features, specialized lubrication systems, special materials, noise and vibration reduction measures, integration of additional components, and meeting application-specific requirements. Working with gearbox manufacturers or specialized engineers can help in developing customized precision planetary gearboxes that are perfectly suited for unique applications.

precision planetary gearbox

What are the common problems and troubleshooting methods for precision planetary gearboxes?

Precision planetary gearboxes, like any mechanical component, can experience certain problems during operation. Here’s a detailed explanation of some common problems that may occur with precision planetary gearboxes and their corresponding troubleshooting methods:

1. Excessive Noise:

– Problem: Excessive noise from the gearbox can indicate issues such as misalignment, worn gears, insufficient lubrication, or excessive backlash.

– Troubleshooting Methods:

– Check for misalignment and adjust the gearbox and motor alignment if necessary.

– Inspect the gears for wear or damage and replace them if needed.

– Ensure proper lubrication by checking oil levels and replenishing or changing the lubricant as recommended by the manufacturer.

– Reduce backlash by adjusting gear meshing or replacing worn components.

2. Overheating:

– Problem: Overheating of the gearbox can result from excessive friction, inadequate lubrication, or excessive loads.

– Troubleshooting Methods:

– Check for proper lubrication and ensure the gearbox is filled with the recommended lubricant.

– Verify that the lubrication system, if present, is functioning correctly.

– Inspect the gearbox for signs of excessive friction, such as worn gears or bearings, and replace or repair as necessary.

– Evaluate the load conditions and ensure they are within the gearbox’s rated capacity.

3. Vibration:

– Problem: Excessive vibration in the gearbox can be caused by misalignment, unbalanced loads, worn bearings, or damaged gears.

– Troubleshooting Methods:

– Check for misalignment and adjust the gearbox and motor alignment if needed.

– Balance the loads by redistributing or adjusting the weight distribution on the gearbox.

– Inspect the bearings for wear or damage and replace them if necessary.

– Examine the gears for signs of damage or wear and replace them if needed.

4. Leakage:

– Problem: Leakage of lubricant or other fluids from the gearbox can result from worn seals or damaged housing.

– Troubleshooting Methods:

– Inspect the seals for wear or damage and replace them if required.

– Check the housing for cracks or other damage and repair or replace it as necessary.

– Ensure that the lubricant is filled to the proper level to minimize the risk of leakage.

5. Loss of Performance or Efficiency:

– Problem: Decreased performance or efficiency can occur due to factors such as worn gears, inadequate lubrication, or excessive backlash.

– Troubleshooting Methods:

– Inspect the gears for wear or damage and replace them if necessary.

– Check the lubrication system and ensure proper lubricant levels and quality.

– Reduce backlash by adjusting gear meshing or replacing worn components.

– Evaluate the load conditions and ensure they are within the gearbox’s rated capacity.

These are some common problems that can arise with precision planetary gearboxes and the corresponding troubleshooting methods. It’s important to consult the gearbox manufacturer’s documentation and guidelines for specific troubleshooting steps and recommendations based on the gearbox model and design.

precision planetary gearbox

How do you calculate the gear ratio for a precision planetary gearbox?

Calculating the gear ratio for a precision planetary gearbox involves understanding the gear arrangement and the number of teeth on each gear. Here’s a detailed explanation of how to calculate the gear ratio:

To calculate the gear ratio of a precision planetary gearbox, you need to consider the number of teeth on the gears involved in the power transmission. The gear ratio is determined by the relationship between the number of teeth on the input gear, the number of teeth on the output gear, and the number of teeth on the planet gears.

The gear ratio is usually expressed as a numerical ratio, such as 3:1 or 5:1, indicating the number of rotations the input gear must make for the output gear to complete one rotation. Here’s a step-by-step process to calculate the gear ratio:

1. Identify the Gears:

– In a precision planetary gearbox, you have three main gears: the sun gear, the planet gears, and the ring gear.

2. Count the Teeth:

– Count the number of teeth on each gear. The number of teeth can usually be found in the gearbox specifications or by physically counting them.

3. Determine the Input and Output Gears:

– Identify the gear that is connected to the power source (input gear) and the gear that is connected to the output shaft (output gear).

4. Calculate the Gear Ratio:

– The gear ratio is determined by the relationship between the number of teeth on the input gear, the number of teeth on the output gear, and the number of teeth on the planet gears.

– For a precision planetary gearbox, the gear ratio is calculated using the formula:

Gear Ratio = (Number of Teeth on Sun Gear + Number of Teeth on Planet Gears) / Number of Teeth on Ring Gear

– The result will be the gear ratio of the precision planetary gearbox.

It’s important to note that precision planetary gearboxes often have multiple stages, with each stage having its own gear ratio. In such cases, you would multiply the individual gear ratios of each stage to determine the overall gear ratio of the gearbox.

In summary, calculating the gear ratio for a precision planetary gearbox involves determining the number of teeth on the gears and using a formula to calculate the ratio based on the specific gear arrangement. By understanding the gear ratios, engineers can analyze the torque and speed characteristics of the gearbox, enabling them to design and optimize the system for specific applications.

China factory High Precision Low Noise 90mm Planetary Gear Reducer Gearbox   best automatic gearbox	China factory High Precision Low Noise 90mm Planetary Gear Reducer Gearbox   best automatic gearbox
editor by CX 2024-05-03

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