Website: thingiverse
Author: ianjohnson
Price: Free Download
File format: .Stl 3d printable
Description:
This is a much more refined version of my winder for spooling home made filament. The filament drops from the extruder (ideally mounted vertically) and loops back up to the winder. At the bottom of the loop is a row of photocells with a laser shining on them. The photocells track the location of the filament’s shadow