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Belt Drive Extruder for I3
by Zapphoid
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As I was moving from a 3mm hot end to a 1.75mm hot end I decided to build a belt drive version at the same time after I saw http://www.thingiverse.com/thing:339928
It also uses MR128 bearings as they OD is only 12mm vs 22mm (ID is still 8mm) just to get the size/weight down.
5-Oct-2014
Seem to be having issues with jamming so added a filament guide to go between the hobbed bolt and the hole in the extruder to eliminate any bending on the way in. It prints a little bit bigger so it can be
It also uses MR128 bearings as they OD is only 12mm vs 22mm (ID is still 8mm) just to get the size/weight down.
5-Oct-2014
Seem to be having issues with jamming so added a filament guide to go between the hobbed bolt and the hole in the extruder to eliminate any bending on the way in. It prints a little bit bigger so it can be
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