Epicyclic Gear
Epicyclic Gear

Epicyclic Gear

Epicyclic Gear, also referred to as planetary gear drive, is a high performance concentric transmission mechanism composed of sun gear, planet gears, planet carrier, and internal ring gear. As a precision Epicyclic Gear unit, it features coaxial input/output and multi gear load sharing, enabling Epicyclic Gear to achieve high torque, high reduction ratio, high efficiency, and ultra compact structure. This advanced Epicyclic Gear system is widely applied in precision machinery, robotics, automation, automotive, aerospace, and heavy equipment
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Hansheng Automation (Dongguan) Co., Ltd. is one of the most experienced manufacturers and suppliers of epicyclic gear in China. If you're going to wholesale bulk cost-effective epicyclic gear made in China, welcome to get pricelist and quotation from our factory. Also, customized service and OEM&ODM service are available.

 

Hansheng Automation can support precision gear manufacturing of various materials, in addition to stainless steel gears, carbon steel gears and other metal gears, we are also able to manufacture some plastic material gears, common are custom PTFE + carbon fiber gears, custom nylon gears, etc., the gear accuracy level we can achieve is DIN/GB level 5.

 

Core Components & Structure

 

Sun Gear: High‑precision driving gear, fixed or rotating input, matched with high‑grade alloy steel. Planet Gears: 3–5 satellite gears rotating around sun gear, uniform load distribution, stable meshing. Planet Carrier: Integral rigid structure, outputs torque or serves as control component. Internal Ring Gear: High‑strength internal gear, fixed or rotating to realize different transmission modes of Epicyclic Gear.

 

Key Performance Advantages

 

Extreme Torque Density: Multi‑point meshing distributes load, torque capacity 3–5 times higher than conventional gearboxes in the same volume. Ultra‑Compact Structure: Coaxial design reduces radial size, ideal for limited installation space. High Transmission Efficiency: Single‑stage efficiency up to 96%–98%, low heat generation and energy consumption. Low Backlash & High Precision: Standard backlash 1–10 arcmin, customizable to <1 arcmin for high‑precision positioning. Stable & Low Noise: Balanced gear load, small vibration, low noise under high‑speed operation. Wide Ratio Range: Single‑stage ratio 3–10; multi‑stage up to 100:1 to meet various speed and torque demands of Epicyclic Gear.

 

Material & Manufacturing Process

 

 

Material: 20CrMnTi, 20CrMo, 42CrMo, 18CrNiMo7‑6, stainless steel (customizable)

Heat treatment: carburizing & quenching, nitriding, high‑frequency hardening

Hardness: HRC 58–62, high wear resistance and fatigue strength

Precision: ISO 4–6 grade

Epicyclic Gear transmission

Bearing: imported high‑speed, heavy‑load, long‑life bearings

Standard Technical Parameters

 

Reduction ratio

3–100 (customizable)

Input speed

4000–10,000 rpm

Backlash

1–15 arcmin

Efficiency

≥95%

Operating temperature

-10℃ to 90℃

Protection grade

IP54, IP65 (optional)

Mounting

flange, foot, shaft input/output

 

Main Application Fields

Industrial robots, collaborative robots, joint reducers CNC machine tools, rotary tables, precision positioning devices. Packaging machinery, printing machinery, automated assembly lines. Automotive transmissions, EV reducers, e‑axle systems. Aerospace actuators, radar drives, precision instruments , Medical equipment, lifting machinery, wind power pitch systems. All above fields highly rely on stable and reliable Epicyclic Gear.

 

Why Choose Us

 

Professional R&D team focusing on precision transmission and Epicyclic Gear for over many years. Advanced CNC grinding, gear shaping, and full‑process testing equipment. Strict quality control system: material inspection, dynamic balance, noise test. Stable performance, long service life, high reliability. Short delivery time, flexible MOQ, global technical support. For customized Epicyclic Gear solutions, please provide: torque, ratio, speed, installation space, backlash, and environment. We will provide professional design and quotation.(High Torque • High Precision • Compact • Reliable • Customizable)

 

FAQ

Q: What is the minimum order quantity?

A: Our custom bevel gear manufacturing service supports a minimum order quantity of 5 pieces.

Q: Can you provide customized solutions for special environments?

A: Yes, in addition to conventional alloy steel, we also use nickel-based alloys, copper, and composite materials. This allows us to customize helical gears according to specific requirements to meet conditions such as high corrosion resistance and heavy load.

Q: What quality documents do you provide upon delivery?

A: Detailed inspection reports and certificates are provided upon request. Regarding the accuracy of the gears, we provide detailed charts showing profile error, helix error, and pitch error generated by our specialized gear inspection machine.

 

 

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