Description
Precision Power Transmission for High-Load Servo Systems
The PLE90 Servo Planetary Gearbox is developed for high-performance servo drive systems.
It features an optimized planetary gear transmission structure.
The design combines high torque output with precise motion control.
Its rigid housing minimizes deformation under heavy loads.
Low backlash improves repeatable positioning accuracy.
As a PLE90 servo planetary gearbox for industrial automation equipment, it is widely used in robotics, CNC machinery, and smart manufacturing systems.
High transmission efficiency reduces energy loss.
Stable power delivery supports continuous industrial operation.
It performs reliably in high-speed and heavy-duty environments.
Precision Manufacturing for Long-Term Reliability
The PLE90 uses premium alloy steel for its core gears.
Every gear is precision hobbed and ground.
Critical components receive carburizing and heat treatment.
The hardened gear surface improves wear resistance.
As a PLE90 low backlash servo planetary gearbox for robotic applications, it provides outstanding transmission accuracy.
High precision bearings reduce rotational resistance.
Optimized gear engagement minimizes vibration and noise.
Precision coaxial assembly enhances operating stability.
The gearbox is designed for demanding production environments.
Flexible Solution for Advanced Automation
The PLE90 is compatible with a wide range of AC servo motors.
Multiple flange sizes and input shaft options are available.
Standard mounting dimensions simplify equipment integration.
Various gear ratios support different motion requirements.
As a PLE90 precision planetary gearbox for CNC machines and servo motors, it is widely applied in robotic joints, CNC machining centers, laser systems, lithium battery production lines, and semiconductor equipment.
The rigid output structure improves dynamic performance.
Lifetime lubrication reduces maintenance requirements.
OEM and ODM services support customized automation projects.
PLE90 Servo Planetary Gearbox Specifications
General Information
- Product Name: PLE90 Servo Planetary Gearbox
- Product Type: Precision servo planetary gearbox
- Product Series: PLE High-Precision Planetary Gearbox Series
- Transmission Type: Precision planetary gear transmission
- Compatible Motors: AC servo motors and brushless servo motors
- Typical Applications: Industrial robots, CNC machining centers, laser equipment, lithium battery machinery, semiconductor equipment, and automated production lines
Structure & Dimensions
- Frame Size: 90 mm
- Input Mounting: Standard servo motor flange
- Output Type: High-rigidity solid output shaft
- Output Shaft: Standard keyed shaft with optional custom diameters
- Housing Material: Integrated high-strength aluminum alloy housing
- Gear Material: Premium 20CrMnTi alloy steel
- Mounting Position: Flange mounting with multi-direction installation
- Sealing Design: Industrial-grade dust-proof sealing structure
Transmission Performance
- Gear Ratios: 3:1, 4:1, 5:1, 7:1, 10:1, 15:1, 20:1, 25:1, 30:1, 40:1, 50:1, 70:1, and 100:1
- Gear Stages: Single-stage and two-stage versions
- Rated Output Torque: 60–180 N·m
- Maximum Peak Torque: 220 N·m
- Backlash: ≤8 arcmin (single stage); ≤10 arcmin (two stage)
- Transmission Efficiency: ≥97% (single stage); ≥94% (two stage)
- Maximum Input Speed: 6000 rpm
- Performance Features: Low vibration, high rigidity, low noise, and excellent repeatability
Manufacturing Process
- CNC precision gear machining
- Precision gear grinding
- Carburizing and hardened heat treatment
- Gear Hardness: HRC58–62
- High-precision rolling bearings
- Lifetime sealed lubrication system
- Full concentricity alignment during assembly
- 100% factory performance inspection
Operating Conditions
- Operating Temperature: -20°C to +90°C
- Protection Rating: IP54 (IP65 optional)
- Noise Level: ≤60 dB
- Duty Cycle: Continuous S1 operation
- Service Life: More than 20,000 hours
- Maintenance: Maintenance-free under normal operating conditions
Key Features
- Designed for high-power servo drive systems
- High torque output for demanding industrial applications
- Rigid construction for superior dynamic stability
- Ultra-low backlash for accurate motion control
- OEM, ODM, and custom-engineered solutions available


















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