Planetary gears, also known as epicyclic gear systems, consist of a sun gear at the center, multiple planet gears, a planet carrier, and an outer ring gear. This compact arrangement distributes the load across multiple gears, providing high torque transmission within a small footprint. Planetary gear systems are widely used in robotics, industrial gearboxes, and automation equipment where space-saving design and reliable power transfer are essential.
Large Planetary Gear
Specification
Module
18
Application
Gearbox
Material
42CrMo4
Heat Treatment
Tempering And Quenching 285 - 310 Hbw
Accuracy
DIN 6
Planetary Gear Key Advantages
Planetary gears offer high torque density, efficient power transmission, and even load distribution among the planet gears. Their compact structure allows for space-saving installation while maintaining smooth, stable, and quiet operation. These characteristics make planetary gear systems ideal for precision machinery, industrial gearboxes, and high-performance automation equipment.
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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