wormdrive dual weel extrusion

by romanjurt, published

wormdrive dual weel extrusion by romanjurt Jan 8, 2013



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2377Views 390Downloads Found in 3D Printer Extruders


  • a big (60-80 mm) transport-weel-diameter could solve the “digging-in” problem.
  • sharp cutter-blades cut into the abs/pla without big resistance but giving super good grip.
  • a worm-drive gives a good transmission in a small package.


i did it some time ago, did work nicely but on one point i lost my inducement since the regular ultimaker extuder got fixed and uses less material:)

but the files are here, maybe someone can use the thoughts i put in it...

i imagine soft-pla could as an interesting task for this cutter-blade-transport...

here's a videos:

and an older one:

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