Harmonic Drive Preview @NicholasSeward
Harmonic Drive Preview  @NicholasSeward
Uploaded January 2018 | Updated September 2026, 9 minutes ago
This is a work in progress. I just want to share it with someone because I am so excited. I have a ton of applications for this cheap joint. I want to make a 4axis robot arm capable of 3D printing but I need to do some benchmarking on the drive to see if I can get the results I need.

The ratio is 231:1.

The most expensive part is the $7 6814 bearing which isn't even in the mockup.

All printed parts are PLA.
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Nicholas J Seward |

Harmonic Drive Preview

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