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Paste extruder to suit XChange — image 1
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Paste extruder to suit XChange

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An open source paste extruder, designed to suit the XChange tool plate from printermods.com, but can be mounted on any…

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Model information

License
Creative Commons — Attribution

An open source paste extruder, designed to suit the XChange tool plate from printermods.com, but can be mounted on any machine using a square 31mm pattern.

Uses a cheap, easy to find 80ml syringe: https://www.supercheapauto.com.au/p/orcon-orcon-2-stroke-oil-mixing-syringe---80ml/215731.html

Inspired by but using no geometry from the PiuLabs paste extruder: https://www.thingiverse.com/thing:482873

Companion video: https://youtu.be/E6TGv0fRg-w

Source CAD: https://cad.onshape.com/documents/3b5a80596de48270a5d9bb2e/w/c01718663028b25f6ec8d557/e/6fb7d65ce70668da0eff00b9

Right click on the parts in the lower left to export in whatever format you like.

Print Settings

Printer Brand:

Creality

Printer:

Ender 3 Pro

Rafts:

No

Supports:

No

Resolution:

0.2

Infill:

40

Filament: X3D PLA Black


Notes:

No support required. Three single layer sacrificial walls need to be drilled through as shown in video.

Hardware list:

M3 locknut x 10

M3 x 50mm x 3

M3 x 35mm x 3

M3 x 12mm x 7 (must be cap head for clearance)

M3 x 10mm x 5 (must be cap head for clearance)

M3 x 6mm x 2 (must be cap head for clearance)

M3 grubscrew x 2

8mm leadscrew and nut, approx 170-200mm in length

608 skateboard bearing x 2

680 ohm resistor (or close) to act as a dummy thermistor.

Machine screw reference: https://store.curiousinventor.com/wp-content/uploads/2019/09/machine_screws3.jpg

Assembly instructions in accompanying video.

Category: 3D Printer Extruders

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