Michael Lu
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Biped Robot

A bipedal walking robot with printed structure and goBILDA 8mm REX drive hardware, including custom roller-wheel feet.

Onshapecadroboticsbiped
Biped Robot 3D model

Overview

A bipedal robot with a printed central body and two legs. The drivetrain runs goBILDA hardware — a 1311 Sonic hub on an 8mm REX shaft with an E-clip — and the feet use printed rollers riding on custom inner/outer bearing races.

Design notes

  • Custom races let the rollers spin freely without off-the-shelf micro bearings
  • Sonic hub interface keeps the drive components swappable