flex shaft extruder (worm gearbox)
thingiverse
Human: Flexshaft Extruder, Worm Gear Ratio 1:27 Uses Nylon Wormwheel (Lower Layer Heights, 3D Printed Wormwheel Works Well at 0.08mm Layer Heights), 3D Printed Worm (0.08mm Layer Heights) to Achieve This. To Make It Work, You'll Need the Following: 1. 3mm Flex Shaft Core + 4*6mm PTFE Tube or Another Finished Product. 2. 4X6mmX35mm Stainless Tube or Titanium Tube for the Worm Shaft. 3. 3X5mmX33mm Stainless Tube or Titanium Tube for the Wormwheel Shaft. 4. 4 of 6X10X3mm Ball Bearings. 5. 2 of 5X8X2.5mm Ball Bearings. 6. M3X20mmX2 + M3X30mmX2 Screws, 2 Nuts. 7. 6mm Belt Tension Springs. I Printed This Model at a 100% Infill Rate to Increase Strength and Make Each Set Heavier, Almost 70g. =================== 2018.01.30 Upload Source Files, Version 1.1 =================== =============================== See My Other Design: https://www.thingiverse.com/thing:3330605 =============================== 2019.06.29 Update
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