Humanoid Robot Skeleton
Your Professional Humanoid Robot Skeleton Supplier
Jiangsu Zhengfang Dynamics Technology Co., Ltd. is located in Nanjing, and stands as a benchmark enterprise in the field of high-end equipment precision manufacturing.
Our main products include humanoid robot parts, medical components, electronic parts, new energy components, automotive parts, and other high-precision CNC machined parts for complex industrial applications.
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![Robot Reducer Manipulator]()
Robot Reducer Manipulator
We specialize in the high-precision manufacturing of robot bodies and mechanical arm frame structures—Robot Body Frame Robotic Arm, with our product range covering bases, upper arms, forearms andAdd to Inquiry -
![Robot Chassis Parts]()
Robot Chassis Parts
Our Robot Body Frame Base serves as the core load-bearing platform of industrial robot systems, delivering ultra-high rigidity, full-load support and vibration isolation performance. It ensuresAdd to Inquiry -
![Robot Structural Parts]()
Robot Structural Parts
We specialize in the precision machining and manufacturing of robot body and frame structural components, catering to a diverse range of models including industrial robots, collaborative robots andAdd to Inquiry -
![Robot Body Frame Link]()
Robot Body Frame Link
Our Robot Body Frame Link acts as the core connecting component for robot arms, balance bars and transmission connecting rods. It provides high strength, lightweight design and precision motionAdd to Inquiry -
![Robot Flange]()
Robot Flange
Our Robot Body Frame Joint Connection Flange serves as the core connecting component of robot body frames, including harmonic/RV reducer mounting flanges, motor base flanges and output flanges. ItAdd to Inquiry -
![Cable Management Bracket for Robot Body Frame]()
Cable Management Bracket for Robot Body Frame
The Robot Body Frame Cable Management Bracket is an indispensable component for robot body frames, offering dependable cable routing fixation, drag chain support, and pipeline protection. It ensuresAdd to Inquiry
Why Choose us
Quality Control
We have obtained five major international certifications, including ISO 9001, AS9100, IATF 16949, ISO 45001, and ISO 14001, ensuring full compliance with global standards in quality, environmental management, and occupational health & safety.
Advanced Production Equipment
We are equipped with world-class manufacturing systems, including DMG MORI and GF Mikron 5-axis machining centers, EMAG electrochemical machining equipment, Charmilles EDM machines, Tsugami turn-mill centers, as well as Zeiss CMM and GOM optical inspection systems, ensuring exceptional precision and reliable quality control.
Production Capacity
With an annual output exceeding one million high-precision components, we are capable of efficiently meeting large-scale and complex manufacturing requirements.
Parameter
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Item |
Parameter |
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Machining Accuracy |
Grade IT6–IT7 |
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Flatness / Coaxiality |
≤ 0.02 mm / ≤ 0.01 mm |
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Surface Roughness |
Ra ≤ 0.8 μm |
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Material Range |
Aluminum Alloy |
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Delivery Cycle |
Prototype: 10-15 days |
Custom manufacturing based on customer drawings, 3D models, or physical samples.
Configurable frame geometry, mounting interfaces, bearing seats, cable routing grooves, reinforcing ribs, and lightweight structures.
Structural dimensions can be adjusted to fit robot body frames, joint modules, motors, and outer housings.
Critical dimensions, mating surfaces, and datums are machined according to customer specifications.
Machining processes are defined based on material selection, heat treatment, surface finishing, and batch quantity requirements.
Precision Manufacturing of Humanoid Robot Skeleton Structural Components
Thin-Walled Aluminum 3D Prints (Shoulder & Upper Arm)
These parts featured wall thicknesses down to 1.5 mm, which caused vibration and potential warping during post-processing. Standard clamping methods proved insufficient.
Precision Actuator Interfaces (Forearm)
Hydraulic cylinders required tolerances of ±5 µm across deep bores in 7075-T6 aluminum, demanding both rigidity and surface consistency.
High-Strength Titanium Components (Hip & Upper Leg)
Structural components in titanium alloy were prone to tool wear and work hardening. The hip torque cell required a surface finish of Ra ≤ 0.2 µm for accurate force measurements on strain gauges.
Hybrid Manufacturing Approach (Foot Assembly & Lower Talus)
The foot assembly combined lightweight design with rigid precision zones, using high-strength aluminum alloy additive manufacturing followed by 5-axis CNC finishing.
Material of Humanoid Robot Skeleton
Aluminum Alloys
Lightness matters more than mass in humanoid robotics in some applications. Therefore, aluminum is one of the most common materials in robotics, due to its low weight and ease of manufacturing. 6061-T6 aluminum offers good corrosion resistance and is highly machinable, making it great for general frames. For parts taking more stress, like those in links robotics, 7075-T6 aluminum is often chosen because it provides much higher tensile strength while keeping the weight low.
Titanium Alloys
Titanium offers an exceptional strength-to-weight ratio. It is much stronger than aluminum but lighter than steel. Alloys like TC4 (Ti-6Al-4V) are frequently used in areas where space is limited but loads are extremely high, such as the ankle joint of a heavy bipedal robot.
Specialty Steels
When maximum strength and wear resistance are required, specialty steels are the best choice. 17-4PH stainless steel is commonly used in internal joint parts, shafts, and custom gears. It handles high friction and heavy impacts much better than aluminum or titanium.
Processing Workflow for Humanoid Robot Skeletons
Machining components starts with designing and material selection. Other steps include: Cut stock to approximate size. Rough machining through milling, etc. Semi-finish & align through fine turning, etc. Finish machining by grinding, etc. Inspect dimensions.
Shipping and Payment Information
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Shipping |
We offer various shipping methods, including sea freight, air freight, and express delivery, depending on the order size and destination. |
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Terms Of Payment |
We usually accept T/T, L/C, Paypal, Credit card, etc. If you prefer other payments terms, please feel free to discuss with us. |
FAQ
As one of the most professional humanoid robot skeleton manufacturers and suppliers in China, we're featured by quality products and good price. Please rest assured to buy customized humanoid robot skeleton made in China here from our factory. Contact us for pricelist.
Robot Chassis Parts, Robot Reducer Manipulator, Robot Body Frame Link