Electronics

Download a zip file containing all the model files. The total amount of each part that should be made is in the BOM.

Here is the complete Bill of materials (, ) for this guide.

Tools and Materials

Tools:

• 3D Printer (x1)
• Wire stripper (x1)
• Dupont crimper (x1)

Materials:

• PLA Filament 1.75mm (x1)
• Electrical wire (x1)
• Electronics wire (x1)
• Dupont crimp terminals (x2)
• Heat shrink (x1)
• Soldering iron (x1)
• Heat gun (x1)

Parts

Most of the electronics are mounted to the backpanel:

• Main board:
  • Raspberry Pi (x1) (model B, version 4 or greater).
  • Step down buck-converter (3A) (x1).
  • Step down converter PSU cable (x1).
  • Step down converter RPi cable (x1).
• CNC controller board alternatives:
  • Duet 2 WiFi (x1).
    • This board uses different wiring for the limit switches.
  • RAMPS board (x1) (with modifications for 24V).
  • Two Arduino CNC-shield (x2) boards.
  • Or any board with 5+ axes that Klipper can drive.
  • Fixtures:
    • Separator ID4 10 mm (x12) (source/SEP-4-10.V1.stl).
    • M3 x 20mm Screw (x12)
• Power supply:
  • Power supply (24V 10A) (x1).
  • IEC power connector with rocker switch (x1).
  • Power fuse (10A) (x3).
  • 3D-printed PSU case (x1) (source/PSU-IEC-C14-COVER.stl.{previewpage}).
  • 3D-printed PSU cable plate (x1) (source/PSU-OUTPUT-PLATE.stl).
  • M3 x 10mm Screw (x6)
  • M3 x 20mm Screw (x4)
  • M3 Hex Nut (x10)
  • M3x3 heat-set insert (x4)
  • M4 x 10mm Screw (x2)
  • M4 Hex Nut (x2)
  • M4x4 heat-set insert (x2)