Planetary gearbox

By Byteworks

Single-stage planetary gearbox: sun gear, three planets on a pinned carrier, and an internal ring gear, with a 4.67:1 reduction when the ring is fixed and the carrier is the output.

Model
stlstepglb
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Planetary gearbox, 3D printable model

Prompt that made this

Planetary gearbox

Open the model

Made in Voloom from the prompt under the model. Sign in to download the STL, or fork it so every size on the right becomes editable — without spending credits.

Why this one

Compact speed reducer for a motor or hand-crank drive

Input torque enters the sun gear and drives three planets that roll inside the fixed ring gear; the planets push the pin carrier around, giving the output shaft a reduced speed and higher torque

How to print

Download the STL, 3MF, or STEP and slice it. Fork the design to change a size before you print.

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