NEMA 17 Robot Actuator

thingiverse

## Nema 11 Robot Actuator This is a two-stage compound planetary gearbox for the Nema 17 motor, designed to deliver precise movement and control. With a reduction ratio of 28.4:1, it effectively amplifies torque while minimizing backlash. Currently, this gearbox powers a 6-axis robotic arm, providing smooth operation in both base and shoulder joints. The assembly features multiple mounting locations on top and rear for easy attachment. ## Additional Components Four M3 machine bolts measuring 30mm in length are included. Additionally, four M2.5 machine bolts with a 5mm thread provide secure fastening options. Six more M3 machine bolts, also 5mm in length, facilitate further assembly requirements. A set of six ball bearings, each measuring 3x8x4 in size, enhance the gearbox's durability and performance. Lastly, numerous 4.5mm airsoft BBs are provided for various applications.