How to Design and 3D print basic spur gears, and how to attach them to shafts (Gears part 1/7)

Timestamps for various topics: Beginning: 0:00 Designing the basic gear: 1:15 Exporting STL + cloud translation rant: 9:42 Slicing considerations: 11:15 Designing a more compact gear: 12:58 Inserting the embedded nuts: 17:44 Creep+runout problem discussion: 18:45 For my measurements on creep:    • Investigating PLA's creepy behaviour   Improved gear design: 19:52 Screw-through-hole-technique: 23:41 Modelling through-screw gear: 25:06 Drilling a centered hole through shaft: 29:27 Cutting screws while not messing up the threads: 33:04 Full gears playlist:    • All about gears   Next part on parameters:    • Gear Parameters and Design Tradeoffs (Gear...   Compound gears and chamfering:    • How to model compound gears, and how to ch...   My apologies for the fireworks bangs, I didn’t want to wait for a quiet period to reshoot that footage. I don't think it’s so bad that the footage is ruined. You can find Fusion360 files for some of the gears shown, and the shaft drilling jig here: https://creonovae-my.sharepoint.com/:... I have made extensive use of these two references, which you can also consult if you don’t have the time to wait for my upcoming uploads: https://khkgears.net/new/gear_knowled... https://qtcgears.com/tools/catalogs/P... If you have any questions, comments or suggestions please leave those down below.