Gear Workshop

Design involute gears · build trains · export printable STL

Assembly

Gear

Teeth z

Module m

Pressure angle

Face width

Bore diameter

D-shaft

Lightening holes

Tooth type

Spur Helical Herringbone

Helix angle β

Mesh direction

Relative rotation

Filament color

Print tolerances

Backlash

Peg clearance

Backlash is subtracted from each tooth’s thickness at the pitch circle; 0.1–0.3 mm is typical for FDM. Peg clearance is how much smaller the peg is than the bore, which sets how tight the pegs on the base plate are.

Export STL

The full set includes a base plate and pegs

Downloads a .zip with one binary STL per part, in mm, laid flat on Z and ready for your slicer. Stacked coaxial gears are merged into one printable part.

← Wenjie Lin