Short Description:

Planetary gear set internal gears for robotic planetary gearbox,Planetary gear set for planetary gearbox,This planetary gear set contains 3 parts sun gear spur gears , Planetary gearwheel, and ring gear.

Planetary ring gear: 

Material: 8620H ,4140 steel

Accurancy: ISO8

Planetary gearwheel, Sun gear:

Heat treatment case harden 58-62HRC and tempering,nitriding 600-750HV

Internal Gears Module: 1,gear tooth quanttites could costomized

Modulus could be as costomer required customized

Material could costomized: alloy steel, stainless steel, brass, bzone copper etc

 

 


Product Detail

Product Tags

Planetary gear set internal gears are a crucial component of planetary gearboxes, widely used in applications requiring high torque density and compact design. These internal gears, also known as ring gears, feature teeth on their inner surface and work in conjunction with the sun gear and planet gears epicycloidal gear to distribute po

Made from high strength materials such as alloy steel or hardened metals, internal gears are designed to handle demanding loads while maintaining precise alignment. They enable smooth torque transfer, high gear ratios, and reduced vibration, making them ideal for industries such as robotics, automotive, aerospace, and renewable

Customizable in size, teeth profile, and material, these gears cater to specific requirements for various applications. Whether for speed reduction, torque amplification, or energy optimization, planetary gear set internal gears are integral to achieving exceptional performance and reliability.

Application Of Planetary Gears:

Planetary gear systems are valued for their compact structure, high torque capacity, and transmission efficiency. These advantages make them suitable for a wide range of industrial applications, including:

1. Industrial Automation
Planetary gears are used in precision gearboxes for robotic arms, conveyors, and CNC machinery. Their design allows for accurate motion control and high load-bearing performance.

2. Automotive Industry
They are widely applied in automatic transmissions, electric vehicle drivetrains, and differential mechanisms. Planetary gears help optimize power transmission while reducing overall size and weight.

3. Aerospace and Defense
These gears are utilized in aircraft actuation systems, satellite orientation mechanisms, and UAV (drone) controls, where precision and lightweight components are essential.

4. Construction and Heavy Equipment
Planetary gearboxes are integrated into hydraulic drives, excavators, cranes, and drilling machines. They provide high torque output in a compact footprint, ideal for heavy-duty environments.

5. Renewable Energy
In wind turbines, planetary gears are used in pitch and yaw drives to ensure reliable adjustment of blade angles and direction under varying wind loads.

6. Marine and Offshore Applications
They are found in winches, propulsion units, and positioning systems. The ability to deliver strong torque in a space-saving format makes them ideal for onboard and subsea equipment.

7. Medical Equipment
Planetary gears are used in surgical robots, imaging systems, and other diagnostic devices that require smooth, silent, and precise movements.

Planetary gear set for planetary gearbox,How to control the process quality and when to do the process inspection process ? This chart is clear to view .The important process for cylindrical gears .Which reports should be created during each process ?

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Production Process:

forging
quenching & tempering
soft turning
hobbing
heat treatment
hard turning
grinding
testing

Manufacturing Plant :

Top ten enterprises in china ,equipped with 1200 staff ,obtained total 31 inventions and 9 patents .Advanced manufacturing equipment ,heat treat equipment ,inspection equipment .All processes from raw material to finish was done in house ,strong engineering team and quality team to meet and beyond customer’s requirement .

Cylindrical Gear
belongear CNC machining center
belongear heat treat
belongear grinding workshop
warehouse & package

Inspection

We equipped with advanced inspection equipment like Brown & Sharpe three-coordinate measuring machine , Colin Begg P100/P65/P26 measurement center, German Marl cylindricity  instrument , Japan roughness tester , Optical Profiler , projector , length measuring machine etc. to make sure the final inspection accurately and completely .

cylindrical gear inspection

Reports

We will provide below reports also customer’s required reports before every shipping for customer to check and approve .

工作簿1

Packages

inner

Inner Package

Here16

Inner Package

Carton

Carton

wooden package

Wooden Package

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