Precision Micro Actuator Motor for Humanoid Robot Movement

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Product Description

ⓘ Basic Information
Model NO.
ZS40-100-H
Installation
Horizontal Type
Layout
Coaxial
Gear Shape
Cylindrical Gear
Step
Single-Step
Type
Gear Reducer
Package Size
300.00cm * 300.00cm * 300.00cm
Gross Weight
10.000kg
Origin
Suzhou
HS Code
84834020
Capacity
15000 Per Year
⚙ Product Description
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1. Definition and core functions
Harmonic joint module is a highly integrated mechatronic drive unit, composed of harmonic reducer, servo motor, encoder, torque sensor and control system, mainly used as the core motion joint of robots (especially humanoid robots and collaborative robotic arms). Its core function is to convert electrical energy into precise mechanical movements, enabling high-precision position control, torque output, and dynamic response.
2. Core components and technical principles

Harmonic reducer: Composed of a wave generator, a flexible wheel and a rigid wheel, realizing tooth meshing transmission through elastic deformation. The wave generator rotates at high speed, while the flexible wheel deforms to engage with the rigid wheel, outputting low-speed and high-torque movement (ratio 1:30 to 1:160).

Technological breakthroughs: Ultra-thin flexible wheels with life exceeding 10,000 hours and zero backlash design to eliminate transmission errors.

Drive and sensing: High-density frameless torque motors with 30% increased power density and integrated non-contact torque transducers for full closed-loop control.

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3. Key performance advantages
  • High Precision: Transmission accuracy of ±10 arc seconds and repeatability of ±0.1mm.
  • Lightweight: Magnesium alloy housing reduces weight by 30%, suitable for wrists and fingers.
  • High Reliability: Aerospace-grade stability from -180°C to 120°C, lifespan up to 15 years.
  • Low Noise: Operating noise under 45 decibels, ideal for medical scenarios.
📷 Detailed Photos
Precision Micro Actuator Motor 1
Precision Micro Actuator Motor 2
Precision Micro Actuator Motor 3
Precision Micro Actuator Motor 4
Precision Micro Actuator Motor 5
⑟ Product Parameters
Size Speed Ratio Rated Torque (Nm) Max Start-stop Torque (Nm) Avg Load Torque (Nm) Max Input Speed (r/min) Repeat Accuracy (arc sec) Positioning Accuracy (arc sec) Environment Temp (ºC)
70 50-120 7-10 23-36 9-14 8000 ±12 ±40 -25~55
80 50-120 21-31 44-70 34-51 7000 ±12 ±40 -25~55
90 50-160 33-52 73-120 44-64 6000 ±12 ±40 -25~55
110 50-160 51-87 127-220 72-140 5500 ±12 ±40 -25~55
142 50-160 99-178 281-484 140-281 4500 ±5 ±30 -25~55
170 50-160 78-382 523-841 255-586 4000 ±5 ±30 -25~55
❓ Frequently Asked Questions
What are the primary applications for this harmonic joint module?
These modules are primarily used as core motion joints for humanoid robots, collaborative robotic arms, medical equipment, and precision aerospace satellites.
What is the benefit of the magnesium alloy housing?
The magnesium alloy reduces the overall weight of the module by 30%, making it ideal for space-constrained and weight-sensitive applications like robot wrists and fingers.
How accurate is the position control of the module?
The module offers exceptional precision with a transmission accuracy of ±10 arc seconds and a repeatability of ±0.1mm.
Can these modules operate in extreme temperature conditions?
Yes, aerospace-grade versions of these modules are designed to operate stably in extreme environments ranging from -180°C to 120°C.
What components are integrated within the module?
The module is a highly integrated mechatronic unit containing a harmonic reducer, a servo motor, an encoder, a torque sensor, and a control system.
What is the expected lifespan of the harmonic reducer components?
The high-quality flexible wheels are engineered for long-term durability, with a service life exceeding 10,000 hours in standard industrial applications.

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