Increasing the Precision of a 6 Axis Robot Arm

3D printed mechanisms suffer form inaccuracies and flex, but adding sensors and a bit of simple software can regain those inaccuracies.

The CAD and code are on my github: https://github.com/roTechnic/Robot-Arm

These are the supplies i used: NEMA 17 stepper: https://amzn.to/3gtK3Qd Arduino Mega: https://amzn.to/3nx3Oui PTFE tube: https://amzn.to/3TrqDh1 Fishing line: https://amzn.to/3PDTo8o Gear cables: https://amzn.to/3wLN46t Stepper motors: https://amzn.to/3G8mjx0 Thin wall bearings: https://amzn.to/3H7JPZY 1.75mm PLA+ filament: https://amzn.to/3HvzVT5 ... https://www.youtube.com/watch?v=8rOqi2IFYzA