and another UM2 feeder design.
youmagine
This design draws heavily from the creations of Robert and "Geeks". Huge thanks are owed to them for their fantastic work!!!https://www.youmagine.com/designs/alternative-um2-feeder-version-twohttps://www.youmagine.com/designs/extruder-um2-version-2Special appreciation goes out to Ultimaker for publishing the STEP files that allowed me to take precise measurements!!update: 30/6/14 > a small knob has been added for effortless spring adjustment (check last image)update; 2/7, as cor3ys pointed out in the forum, the arms holding the bearing were slightly too short (apologies, I only tested at low speeds...) the file has since been updated. Version nr. 25 of the front and back arm now boasts a 2mm increased length. Additionally, a slight modification was made to simplify the installation of the m3 x 50mm bolt...
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