Planetary Gearset Retractable Keychain Model 2 3D Printer Model

Author: @
License: CC BY-NC
File formats: stl,step
Download type: zip
Size:619.2KB

The file 'Planetary Gearset Retractable Keychain Model 2 3D Printer Model' is (stl,step) file type, size is 619.2KB.

Summary

A retractable keychain/badge holder with moving planetary gears.

This is a variation of my other design. Beside the look, the difference is that it is significantly smaller and lighter and assembly is much easier.


full preview

Other non-printed parts required:

  • a clockwork spring ~3-4mm wide (might be taken out from a cheap mass-produced retractable keychan/badge holder)
  • a nylon string ~1m length
  • 6 m2x12 screws
  • 4 m2.5x8 countersunk brass screws

upd: added STEP file containing the whole keychain assembly

body.stl 122.3KB
KeyChain_type2_assembly.step 1.9MB
planet_gear.stl 56.9KB
pommel.stl 112.5KB
reel.stl 173.4KB
ring.stl 209.4KB
sun_gear.stl 59.4KB