Robot Arm Components Machining Services
Delivering reliable, high-precision robotic arm parts with cost-efficient CNC machining, fast lead times, and full engineering support — tailored for modern automation and robotics applications.
- 5-axis CNC milling | Wire EDM | Precision grinding
- Aluminum, titanium, high-strength steel
- From prototype to 10,000+ pcs/year
Custom Precision Machining for Industrial & Collaborative Robots
XTJ provides custom CNC machining services for a wide range of robot arm components used in industrial robots, collaborative robots (Cobots), automation equipment, and intelligent manufacturing systems.
With advanced CNC milling and turning capabilities, strict quality control, and flexible production volumes, we help OEMs and automation integrators manufacture high-performance robotic components with consistent accuracy and reliability.
Advanced Surface Treatments
Hard anodizing 80–100 μm, Type III, low-friction chemical nickel, passivation, and laser marking under one roof.
Free DFM & Lightweighting
Topology optimization and rib design suggestions – achieve up to 35% weight reduction while maintaining rigidity.
Robotics-Savvy Engineers
We understand coaxiality of reducer bearings, pre-load requirements, and collision-free arm geometry.
No MOQ, Same Fast Lead Time
1 piece or 500 pieces – same 7–12 day delivery promise.
Types of Robot Arm Components We Manufacture
We provide comprehensive machining solutions for a wide range of robotic arm parts, enabling precision performance and assembly-ready components.
Joints & Linkages
Precision machined interfaces for movement and load transfer.
End-Effectors & Grippers
Customized tooling adapters and precision interfaces.
Structural Frames & Mounts
Rigid, high-precision frames and housings for robust robot performance.
Actuator Housings & Motor Mounts
Precision interfaces for motors, gearboxes, and motion systems.
Custom CNC Parts for Robotics
Tailored parts manufactured according to your drawings or models.
Submit Your Design for a Fast Quote
Receive engineering feedback and pricing within 24 hours.
- All components are produced using CNC milling, CNC turning, multi-axis machining, and various secondary operations to ensure dimensional accuracy and assembly readiness.
XTJ CNC Machining Capabilities for Robot Arm Components
These capabilities allow us to produce components with excellent structural stability and dimensional consistency.
Multi-Process Machining
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| Material Category | Common Types | 主要な特性 | cURL Too many subrequests. |
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| Aluminum Alloys | 6061, 7075, 5052 | cURL Too many subrequests. | cURL Too many subrequests. |
| ステンレス鋼 | 303, 304, 316 | Corrosion resistance, strength, wear resistance | cURL Too many subrequests. |
| チタン | Ti-6Al-4V | cURL Too many subrequests. | cURL Too many subrequests. |
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- 伸び:10–15%、複雑な形状の成形に適した延性を確保します。
- 最大使用温度:選択された合金で最大1,800°Fまで対応。
これらの特性により、青銅は機械的完全性と環境耐性の両方を必要とする部品に最適です。
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- Optical systems for surface analysis
- Hardness and roughness testing
- 3D scanning for CAD comparison
- DFM Analysis & Design Review
- Material Certification
- First Article Inspection
- In-Process Verification
- Final Inspection & Testing
- Documentation & Traceability

ISO 9001:2015

IATF 16949

RoHS & REACH 遵守
Industries We Serve
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We supply structural and motion-related components for robotic arms used in automated assembly, welding, packaging, and inspection lines. Typical parts include linkages, motor mounts, gripper adapters, actuator housings, and high-load rotating joints.
Collaborative Robots (Cobots)
Cobots require lightweight, high-precision components with exceptional repeatability.We machine aluminum, stainless steel, and engineering plastic parts for cobot arms, end-effector plates, sensor brackets, joint housings, and compact actuator interfaces.
Automotive Manufacturing
Robotic arms in automotive plants demand durable and wear-resistant parts capable of continuous operation.We manufacture CNC-machined components for welding robots, material handlers, torque arm systems, painting robots, and automated inspection systems.
Electronics & Semiconductor Equipment
Robotic systems used in semiconductor and electronics production require ultra-clean, corrosion-resistant components with tight tolerances.
Medical & Laboratory Robotics
Medical robotic systems rely on compact, smooth-finish, and biocompatible parts. We supply CNC-machined housings, stainless steel connectors, custom shafts, robotic arm segments, and precision motor interfaces for rehabilitation robots, surgical robots, and lab automation systems.
Warehouse, Logistics & AGV/AMR Robots
Autonomous mobile robots and warehouse robotic arms require durable precision components for high-speed and high-cycle environments.XTJ provides load frames, sensor brackets, high-strength joints, lightweight arm structures, and AGV/AMR accessory parts.
From concept validation through full-scale manufacturing, XTJ provides the precision machining partnership you need to bring life-changing medical devices to market faster and more cost-effectively. Experience the difference that true medical manufacturing expertise makes.
FAQs for Robot Arm CNC Machining Services
Yes. All robot arm components are fully custom-made based on your 2D/3D drawings (STEP, STP, IGES, PDF).
We do not sell standard parts—every component is manufactured to your exact specifications.
For most robot arm parts, we can achieve:
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±0.005 mm for CNC turning
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High concentricity control for rotating joints
Tighter tolerances can be evaluated during engineering review.
Absolutely.
We offer:
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1–50 pcs for prototypes
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50–5,000 pcs for batch production
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Scalable capacity for long-term OEM supply
Common choices include:
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アルミニウム(6061、7075) for lightweight arm sections
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Stainless steel (304, 316) for joints and high-load parts
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チタン for high-strength applications
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POM, PEEK, Nylon for bushings, gears, and low-friction components
We will provide material suggestions based on your design and application needs.
Yes. Our 4-axis and 5-axis CNC capabilities handle complex robotic shapes including curved surfaces, organic contours, undercuts, thin walls, and deep pockets.
Yes. Available finishes include:
Anodizing, hard anodizing, powder coating, bead blasting, nickel plating, polishing, laser marking, and more.
All finishes are suitable for industrial automation environments.
Yes, we ship worldwide using DHL, FedEx, UPS, and freight forwarders.
All shipments are securely packaged to protect precision components.