Planetary gears, also known as epicyclic gear systems, consist of a central sun gear, multiple planet gears, a planet carrier, and an outer ring gear. This compact and efficient gear arrangement allows power to be distributed across multiple gears simultaneously.
Small Planetary Gear
Specification
Module
0.5
Application
Gearbox
Material
42CrMo
Heat Treatment
Tempering & Quenching, Nitriding
Accuracy
DIN 7
Planetary Gear for Gearbox Transmission Systems
Planetary gears feature a compact structure and high torque transmission capability. They are widely used in robotics, industrial gearboxes, and precision machinery where high efficiency and space-saving design are required.
Planetary gear systems offer several important advantages in modern power transmission systems:
- High torque density within a compact design
- Excellent load distribution across multiple planet gears
- High transmission efficiency with minimal energy loss
- Compact and lightweight structure for space-saving applications
- Stable and smooth operation with reduced vibration and noise
These features make planetary gears ideal for high-performance and heavy-duty transmission systems.
Production process
6-Step Production Process
Forging
Turning
Gear Cutting
Heat Treatment
ID & OD & Surface Grinding
Tooth Grinding
Forging
When gears need high performance that needs to withstand high loads, high stress, impact loads or fatigue loads, forgings are suggested to use. Forging allows metal fibers to be continuously distributed along the gear profile, significantly improving root strength and fatigue life.
Turning
This is the process of cutting and shaping solid materials into precise parts. It uses tools like lathes, mills, and drills to remove excess material. Machining transforms a simple block of metal into a finished, functional component.
Gear Cutting
Gear Cutting includes all processes to create gear teeth after rough or fine machining. It shapes teeth to ensure smooth and efficient power transfer for performance, strength and cost efficiency.
Heat Treatment
Gears need to be running with two gears or above two gears, that makes them easy to be worn-out. That’s why most types of gears need to be harden through heat treatment.
ID & OD & Surface Grinding
ID grinding, OD grinding, Surface grinding are all belonging to CNC grinding which are the foundational precision abrasive machining processes used to achieve exceptional dimensional accuracy and surface finishes, especially on hardened materials.
Tooth Grinding
Tooth Grinding are the final processes are applied after heat treatment to correct distortion, improve geometry, and achieve the final surface finish necessary for quiet, efficient power transmission.
Inspection
Strict Quality Inspection
Dimension Inspection
Material Inspection
Heat Treatment Testing
UT & MT Testing
Meshing Testing
Accuracy Testing
Dimension Inspection
Material Inspection
Heat Treatment Testing
UT & MT Testing
Meshing Testing
Accuracy Testing
Packages
Professional Packaging Safe Arrival
Customized cost-effective packages for products protection. We select multi-model solutions, combining air, sea, or land freight for the optimal balance of cost, speed, and reliability.
Inner Package
Out Package
Carton
Wooden Package
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Planetary Gear Set
- Material: 8620H + 42CrMo
- Heat treatment: Carburizing + Nitriding
- Accuracy: DIN6 + DIN8
Your Precision
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