775 motor Reduction Gearbox

Reduction gearbox for PET recycler, using DC 775 motor instead of stepper
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updated December 11, 2025

Description

This gearbox is designed to reduce speed while increasing torque, making it ideal for DIY mechanical projects, robotics, and prototyping. This gearbox was specifically designed for the pulling mechanism of a PET bottle recycling machine. It allows the use of a DC 775 motor instead of a stepper motor, providing higher torque and reliable performance for continuous operation. 

Model origin

The author marked this model as their own original creation.

License