Reconfigurable Parallel Wheel-Leg Robot

Platform morphs into arm

By switching motion branches of dual 3-UPr(S/U) parallel mechanisms, the robot morphs from a hexapod platform into a six-DOF arm without adding active joints, offering three locomotion modes and multiple gaits.

Chao, Chai · Li, Ruiqin · Guo, Wenxiao · Ning, Fengping · Zhang, Lei

Robotics and Autonomous Systems 2026

Advantages

Switches to a six-DOF parallel robotic arm

Three locomotion modes

Multiple gaits

No additional active joints added