Products

Planetary Gearbox

What is a Planetary Gearbox?

A Planetary Gearbox, also known as an epicyclic gearbox, is a compact and efficient gear system that consists of a central sun gear, planet gears, a ring gear, and a carrier. This design allows for high torque transmission, smooth operation, and excellent power density in a small footprint. It is widely used in industries such as robotics, automotive, aerospace, and manufacturing due to its reliability and performance.

Key Features of Our Planetary Gearbox

  • High torque capacity with minimal backlash
  • Compact and lightweight design for space-constrained applications
  • Efficient power transmission with up to 97% efficiency
  • Durable construction using hardened steel or alloy materials
  • Customizable ratios and mounting options
  • Low noise and vibration levels
  • Suitable for high-speed and high-load environments
  • Easy maintenance and long service life

Technical Specifications

Parameter Specification Units
Gear Ratio Range 3:1 to 100:1 Ratio
Rated Torque 10 to 5000 Nm
Max Input Speed 5000 RPM
Efficiency 94% - 97% Percentage
Backlash < 5 arcmin Arc Minutes
Operating Temperature -20°C to 120°C Degrees Celsius
Weight 0.5 to 50 kg
Protection Class IP65 - IP67 IP Rating

Applications of Planetary Gearbox

Planetary gearboxes are versatile and can be found in various applications, including:

  • Robotics: For precise motion control in joints and actuators.
  • Automotive: In transmissions, differentials, and electric vehicle drivetrains.
  • Aerospace: For landing gear systems and flight control mechanisms.
  • Industrial Machinery: In conveyors, mixers, and packaging equipment.
  • Renewable Energy: In wind turbine pitch and yaw systems.
  • Medical Devices: For surgical robots and imaging equipment.

Planetary Gearbox FAQ

What is the main advantage of a planetary gearbox?
The main advantage is its high power density and torque capacity in a compact size, along with low backlash and high efficiency, making it ideal for applications requiring precision and reliability.

How do I select the right planetary gearbox for my application?
Consider factors such as required torque, speed, ratio, operating environment, mounting configuration, and backlash tolerance. Consulting with our technical team can help ensure the best fit based on your specific needs.

Can planetary gearboxes be customized?
Yes, we offer customization options including gear ratios, materials, shaft configurations, lubrication types, and protection ratings to meet unique application requirements.

What maintenance is required for a planetary gearbox?
Regular maintenance includes checking lubrication levels, inspecting for wear or damage, and ensuring proper alignment. Many models are designed for long intervals between servicing, depending on usage conditions.

Are planetary gearboxes suitable for high-speed applications?
Absolutely, with proper design and materials, planetary gearboxes can handle high input speeds up to 5000 RPM or more, while maintaining efficiency and durability.

What materials are used in your planetary gearboxes?
We use high-quality materials such as case-hardened steel for gears, aluminum or cast iron for housings, and advanced lubricants to ensure performance and longevity in various environments.

How does backlash affect performance?
Low backlash is crucial for precision applications, as it minimizes play between gears, ensuring accurate positioning and smooth operation. Our gearboxes are engineered to have minimal backlash for optimal performance.

Can I use a planetary gearbox in harsh environments?
Yes, with IP65 or higher protection ratings, our gearboxes are resistant to dust, moisture, and other contaminants, making them suitable for harsh industrial or outdoor settings.

What is the typical lifespan of a planetary gearbox?
With proper use and maintenance, our planetary gearboxes can last for tens of thousands of hours, often exceeding 20,000 hours of operation under normal conditions.

Do you provide technical support for installation and troubleshooting?
Yes, we offer comprehensive technical support, including installation guidance, troubleshooting assistance, and maintenance advice to ensure optimal performance of your planetary gearbox.

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