3D Printed Stepper Gearbox with Position Feedback

A 9:1 belt reduction gearbox for NEMA 17 stepper motors with a position sensor to enable accurate positioning and remove any belt stretch. This enables NEMA 17 steppers to be used as actuators for larger robot arms.

Cad and code are at https://github.com/roTechnic/BeltReduction

These are the supplies i used: NEMA 17 stepper: https://amzn.to/3gtK3Qd Arduino Mega: https://amzn.to/3nx3Oui 5mm steel rod: https://amzn.to/3HMBGeV Thin wall bearings: https://amzn.to/3gtYLqG Pulleys and belts: https://amzn.to/3J8N1WE 1.75mm PLA+ filament: https://amzn.to/3HvzVT5 ... https://www.youtube.com/watch?v=1jr4etaEsys