Planetary Gearbox Demo
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Planetary Gearbox Demo is a Mechanical optimized for 3D printing in petg or nylon or abs, with a 71% printability score. It measures 3.0 × 3.1 × 4.0 in (126 cm³, 40.6k triangles) and is available on ModelToMake from $37.90 with free shipping over $50. Perfect as a Gears, Gearbox, Teaching piece. 3:1 planetary set — sun, planets and ring gear all print in one go with zero supports. 0.25 mm clearance spins freely straight off the bed in PLA.
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Specifications
- 8 overhangs steeper than 55° detected. Enable supports or reorient on the plate.
We auto-optimize slicing after checkout to avoid these issues.
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Reviews
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Comments8
- Kenji Arita@kenjiarita2 months ago
Just came off the printer — detail is way better than I expected, layer lines are basically invisible.
22 - Nora Grant@noragrant2 months ago
How did you handle that surface blend? Would love to learn the workflow.
1 - Ryan Whitaker2 months ago
Scaled to 150% and got some corner lift. A brim sorted it out.
30 - Archimedes' Cat@archimedescat2 months ago
Would a 0.2 mm layer height hurt the transition at the top?
4 - Camille Duval2 months ago
Scaled to 150% and got some corner lift. A brim sorted it out.
18 - Archimedes' Cat@archimedescat3 months ago
Resin version is unreal. Straight onto the shelf.
9 - Archimedes' Cat@archimedescat3 months ago
Resin version is unreal. Straight onto the shelf.
39 - Nova Forge Studio@novaforge3 months ago
Got the physical one today. Better than the photos, honestly.
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