3-Planet Gear Components

Our Powder Metallurgy 3-Planet Gear Components feature a three-planet configuration consisting of a planet carrier, three planet gears and an internal ring gear.

The planet gears are mounted on the carrier and engage with the internal ring gear. This arrangement provides a compact and coaxial transmission structure suitable for applications requiring efficient power transmission within limited installation space. Planetary systems are known for their compact layout and load distribution among multiple planet gears.

Key Features

• 3-planet configuration
• Precision planet carrier
• 3 × planet gears
• Internal ring gear
• Compact coaxial transmission design
• Distributed load through multiple planet gears
• Powder metallurgy manufacturing
• Suitable for medium- and high-volume production
• Custom dimensions and gear specifications available

Component Configuration

The pictured assembly consists of:

Planet Carrier
Supports and positions the three planet gears.

3 × Planet Gears
Rotate on their own axes and mesh with the mating gear components.

Internal Ring Gear
Surrounds the planet gears and features internal teeth for engagement with the planet gears.

A complete planetary gearset may additionally include a Sun Gear, depending on the customer’s transmission configuration.

Advantages of the 3-Planet Configuration

Using multiple planet gears allows the transmitted load to be shared among several gears. Planetary transmission systems can therefore provide high torque capacity in a relatively compact package. Their coaxial arrangement also allows the input and output to be arranged around a common center axis.

Key advantages include:

• Compact design
• Efficient power transmission
• Load sharing between planet gears
• Coaxial input/output arrangement
• Suitable for different reduction ratios
• Space-efficient transmission solution

Powder Metallurgy Manufacturing

Powder metallurgy is particularly suitable for producing gears and planetary transmission components in medium- and high-volume applications.

The process can provide:

• Near-net-shape production
• High material utilization
• Consistent dimensional quality
• Reduced machining requirements
• Efficient production of gear profiles
• Ability to integrate multiple features into one component
• Cost-effective mass production

Powder metallurgy gears can also be manufactured with features such as integral shafts, mounting features and other complex geometries, reducing secondary machining requirements.

Applications

These 3-planet gear components are suitable for:

• Gearboxes
• Power tools
• Automotive components
• Robotics
• Automation equipment
• Actuators
• Electric drive systems
• Speed reducers
• Industrial machinery

Custom Manufacturing

We manufacture planetary gear components according to customer drawings and specifications.

Available customization includes:

• Number of planet gears
• Number of teeth
• Module / Diametral Pitch
• Pressure angle
• Planet gear dimensions
• Ring gear dimensions
• Planet carrier dimensions
• Bore diameter
• Planet pin diameter
• Material
• Density
• Heat treatment
• Surface treatment

Custom planetary gear components are available for OEM and high-volume applications.