20:1 Cycloidal Drive for Nema 17
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Smallest Cycloidal Drive
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Updated at source:
Model information
- Source
- Printables
- Category
- Electronics
- License
- Creative Commons — Attribution — Noncommercial
Updates:
Rollerdisk2 contains four M5 mounting locations ana d new Rollercover design
This compact cycloidal gearbox is specifically designed for NEMA 17 stepper motors. Assembly requires
M3 bolts
M5 heat sink
3×15 mm dowel pins
two 8×12×3.5 mm bearings
one 25X32X4mm bearing
Instructions:
Press two bearings into both disks, press fit
Place roller disk onto the NEMA 17
Insert Eccentric shaft into both disks, and place them into the roller disk. The bottom one should have the centered side down, and the upper one should have the centered side up. Bottom may need slight pressing at the end.
Press fit the dowel pins into the output disk
Press fit the bearing onto the output disk
Place cover ontop and use m3 screw to tighten