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3D Printer Academy

Planetary Gear Fidget Spinner

Planetary Gear Fidget Spinner

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by plusalphaDesigns January 03, 2018

Another fidget spinner using gears, this time using planetary gears!

CORRECTION (JAN 6 2018):
The planet gears are fixed so that the hole diameter is 13mm instead of 11mm.

Things to Print

  • 1x EndCap_Top.stl
  • 1x OuterGearFrame.stl (or OuterGearFrame_countersunk.stl if using countersunk bolts)
  • 1x OuterGear.stl
  • 1x CenterGear.stl
  • 3x PlanetGear.stl
  • 1x GearFrame.stl
  • 1x EndCap_Bot.stl

Things to Purchase

  • 2x 626 bearing (ID = 6mm, OD = 19mm, T =6mm)
  • 3x 695 bearing (ID = 5mm, OD = 13mm, T =4mm)
  • 1x M3x25 Countersunk Bolt
  • 3x M3x10 Truss bolt
  • 3x M3x8 Pan Bolt (or M3x10 Countersunk bolt if making Countersunk version)
  • 7x M3 Nut

Follow the video instructions to build this spinner: https://www.youtube.com/watch?v=BEvVeLOcFUI.

Note:
The 3 planet gears used in this model is compatible with the gears used in the 9 gear fidget spinner. https://www.thingiverse.com/thing:2502901

Tip:
The bearings spin better if degreased. The bearings used for this spinner was thoroughly degreased using ethanol, but other degreasing agents (e.g. IPA, acetone, etc) may also be used.

If you would like to leave a tip, please check out my Ko-fi page! Really appreciate your support! https://ko-fi.com/plusalphadesigns

https://cdn.shopify.com/s/files/1/0414/7029/6221/files/Planetary_Gear_Fidget_Spinner_3DPA.zip?v=1664296006

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