Minimal Unit
Mechanical Arm Module
Precision Upper Limb Assembly
A complete unilateral arm assembly with shoulder, elbow, and wrist actuation. Mirrors the mechanical leg architecture for symmetric modular design, optimized for manipulation and spatial interaction tasks.
Technical Specifications
Performance Profile
Degrees of Freedom5-DOF (3 Shoulder + 1 Elbow + 1 Wrist)
ActuationCoreless Rotary Motors
Peak Torque18 Nm (Shoulder) / 12 Nm (Elbow) / 6 Nm (Wrist)
Weight1.2 kg (per side)
Length240 mm (shoulder to wrist)
CommunicationCAN-FD Dual-Track
Power12V DC / 2.8A peak draw
EnclosureCNC Aluminum 6061 + Magnesium Alloy
Key Features
Engineered for Performance
Complete Arm Assembly
All shoulder, elbow, and wrist joints packaged as a single deployable modular unit ready for integration.
Coreless Follow Motors
Lightweight coreless followers dynamically decoupled from torque control into pure position tracking for smooth manipulation.
Sub-Millimeter Precision
Encoder resolution of 1024 PPR across all axes ensures repeatable positioning accuracy for fine motor tasks.
Standardized Interface
Matches the leg module mounting standard for symmetrical integration into the upper body subsystem frame.
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