this post was submitted on 01 Sep 2025
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After 3 prototypes and several motors I finally got this cat toy motorized, still pretty loud though I wonder if I can dampen the gearbox somehow (i.imgur.com)
submitted 9 months ago by StarvingMartist@sh.itjust.works to c/diy@slrpnk.net
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[–] keepee@lemmy.world 2 points 9 months ago (3 children)

Are you using straight cut gears?

[–] StarvingMartist@sh.itjust.works 2 points 9 months ago (2 children)

Not sure, do you mean like, angled real sharp? Because I believe there's a bit of a rounded fillet on the teeth of the gears

[–] keepee@lemmy.world 3 points 9 months ago (1 children)

https://en.m.wikipedia.org/wiki/Spur_gear

Look into helical gears

[–] StarvingMartist@sh.itjust.works 2 points 9 months ago

Yeah that's what they look like