MMU V2 Autorewind Spoolholder for IKEA Samla BOX

prusaprinters

<p>Here's my Spoolholder for Autorewind (THX for that greate THING ! <a href="https://www.thingiverse.com/thing:3252111">https://www.thingiverse.com/thing:3252111</a>) which fit into IKEA Samla Boxes. To store the Filament in dry and dust save condition.</p> <p>Included:<br/> 3-Spool-Version for a spoolwidth of 87mm (3 Spools in one IKEA SAMLA)<br/> 4-Spool-Version for a spoolwidth of 63mm (4 Spools in one IKEA SAMLA)<br/> Spoolhub for this Version for Spools with a inner diameter of 53mm (eins3D Spools)</p> <p>To guide the Filament out of the Boxes i will use 4mm Pneumatic couple. (to be designed, follows if i get the Pneumatic coupler)</p> <p>For usage without SAMLA thers a FilamentGuide option included.</p> <p>What you Need:<br/> 4x M3 min14mm Screws with Nuts<br/> 2x M3 countersunk bolt min 6mm with Nuts<br/> 2x M3 countersunk bolt min 6mm without Nuts (Filamentguide option)<br/> 2x Ballbearing 608 from the original Prusa MMU V2 Spoolholder<br/> a AutoRewind Spoolhub (<a href="https://www.thingiverse.com/thing:3252111">https://www.thingiverse.com/thing:3252111</a>)</p> <p>Included are a Spoolhubs (87mm and 63mm) for a spool inner diameter of 53mm (In use eins3D Filament Spools). Other diameters are creatable with this Thing <a href="https://www.thingiverse.com/thing:3252111">https://www.thingiverse.com/thing:3252111</a>, or i can to this for you if you tell me the diameter). Config below.</p> <p>You Need Special Axis for this spoolholder, but they are included too. Do not use the original axis !</p> <p>For easyer tightening the screws of the Frame, there are little holes for the allen key.</p> <p>UPDATE 02.01.2019<br/> added a custom 78mm width Frame (without hub, please use the <a href="https://www.thingiverse.com/thing:3252111">https://www.thingiverse.com/thing:3252111</a>)</p> <p>UPDATE 05.02.2019<br/> added PTFE tube coupler<br/> and pictures of my Boxes</p> <p>For one coupler you need three 4x10 DIN7991 countersunk bolt with M4 DIN934 nut and a Pneumatic coupler of your choice.</p> <p>UPDATE 07.05.2019<br/> added Hub, Sprint and Spacer for Prusament Filament Spools (PETG, PLA)</p> <p>/<strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong><strong>**</strong></strong></strong></strong></strong></strong></strong></strong></strong></strong></strong></strong></strong><br/> Auto-rewind spool spring generator<br/> Vincent Groenhuis<br/> December 1, 2018</p> <p>output = "hub";<br/> output = "spring";<br/> output = "spacer";</p> <p>referenceSpoolInnerDiameter = 53.1;<br/> referenceSpoolWidth = 87;<br/> secondSpoolInnerDiameter = 53.1;<br/> secondSpoolWidth = 54;<br/> hubSpringEnable = "yes";<br/> hubFlushWithReferenceSpool = "yes"<br/> axleDiameter = 8;<br/> axleSetLength = 0;<br/> axleRotationStopLength = 12;<br/> axleRotationStopWidth = 0;<br/> axleRotationStopHeight = 11;<br/> setSpringDiameter = 0;<br/> springBladeWidth=10;<br/> bearingDiameter = 22.1;<br/> bearingWidth = 7;<br/> spacerHeight = 1.5;<br/> $fn=80;</p> <p>/<em>[Advanced Parameters]</em>/<br/> springBladeThickness=0.7;<br/> axleClearance = 0.15;<br/> printedAxleClearance = 0.1;<br/> springBladePitch=3;<br/> springRimThickness=2;<br/> springAxleThickness=1.5;<br/> springExtraRim=1;<br/> springClipExtraClearanceIfSpringAsShaft=0.1;<br/> springClipPointExtension=0.5;<br/> hubBackPlateThickness=3;<br/> hubClipCount=8;<br/> adapterRimThickness = 2;<br/> hubSlitRelativeLength = 0.8;<br/> hubClearance = 0.5;<br/> spacerWall = 1.5;<br/> referenceSpoolOuterDiameter = 150;<br/> secondSpoolOuterDiameter = 200;<br/> hubSpringStart = 3;<br/> setHubSpringCount = 0;<br/> hubSpringWidth = 10;<br/> hubSpringBladeOffset = 0.5;<br/> setHubSpringBladeInitialThickness = 3;<br/> setHubSpringBladeFinalThickness = 3;<br/> hubSpringContactRadius = 10;<br/> hubSpringContactPositionOffset = 7.5;<br/> setHubSpringContactExtension = 0;<br/> adapterDiameterDifferenceThreshold = 5;<br/> bearingTopOffset = 0;</p> <h3>Print instructions</h3><h3>Category: 3D Printer Accessories Print Settings</h3> <p><strong>Printer Brand:</strong> Prusa</p> <p><strong>Printer:</strong> i3 MK3 MMU 2</p> <p><strong>Rafts:</strong> Doesn't Matter</p> <p><strong>Supports:</strong> Doesn't Matter</p> <p><strong>Resolution:</strong> 0.20</p> <p><strong>Infill:</strong> 15%</p> <p><strong>Filament:</strong> eins3D PLA Black, Red what ever<br/> <strong>Notes:</strong></p> <p>I think the Springparts should print in PETG or NYLON for better results</p>