Filament Spool Holder
Description
__2019-01-12 Revision (R1):__ This Revision Changes The Following: - Adds *Tab* & "Groove" Features That Provide Positive Alignment Of The Sides To The Base, - Reduces Width Of The Base By 5Mm To Accommodate Thinner Spools. The *Prusa I3 Mk2S* Is A Great Printer Especially For The Hobbyist Or Light Industrial Desktop User. That Having Been Said It Is A Raw Printer Without A Lot Of Accessories That Would Make It A Great Printer. The Is The Third In A Series Of Accessories That I Designed For The *I3*. The Others Are: - Enclosure Https://Www.Thingiverse.Com/Thing:2396990 - Hepa Air Scrubber Https://Www.Thingiverse.Com/Thing:2394452 - Octoprint Print Server Https://Www.Thingiverse.Com/Thing:2401423 The Filament Holder Supplied With The *I3* Is Mounted To The Top Printer Structure And Will Not Fit Into The Enclosure. Other Popular Spool Holders Likewise Will Not Fit Into The Enclosure And Operate Satisfactorily. This *Filament Spool Holder* Is Designed To Sit On The Top Of The Enclosure Immediately Above The Print Head Path And To Unspool Filament Through A *Filament Guide* To The Print Head. The Design Incorporates Large, Low Cost, Ball Bearings As Resting Places For The Standard Width 67Mm Spools From Manufacturers Such As Inland, Hatchbox, And Others. Other Widths Can Be Accommodated By Removing One Or Both Sides From The Base And Manually Positioning Them On The Enclosure Surface As Required. The Use Of The Large Ball Bearings Provides A Near Friction Free Unspooling Mechanism That Minimizes The Filament Drag On The Print Head.
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