Prusa i3 MK3 Chain Production add-on
Add chain production capability to your Prusa i3
How it works
- The arduino controls the steppers & fans
- The printer is controlled via octopi
- A script on the octopi monitors the octoprint status and controls the arduino via usb-serial to start cooling and trigger the ejection
Demo video
Assembly Bill of materials
Most of the parts can be ordered on Aliexpress at a small cost, for a total of approx $100
| Description | Count | Français | English |
|---|---|---|---|
| Nema 17 stepper | 2 | AliExpress | AliExpress |
| 350mm 2040 V-SLOT Aluminium profile | 2 | AliExpress | AliExpress |
| 300mm 2020 V-SLOT Aluminium profile | 1 | AliExpress | AliExpress |
| Mini V-SLOT gantry | 2 | AliExpress | AliExpress |
| Angle bracket for 2020 | 2 | AliExpress | AliExpress |
| 20T 6MM GT2 Idler pulley | 2 | AliExpress | AliExpress |
| 20T 6MM GT2 Motor pulley | 2 | AliExpress | AliExpress |
| 1M 6MM GT2 Belt | 2 | AliExpress | AliExpress |
| 120MM 12V FAN | 2 | AliExpress | AliExpress |
| TMC2130 SPI StepStick | 2 | AliExpress | AliExpress |
| Arduino pro micro clone | 2 | AliExpress | AliExpress |
| M4x10 HEX Screw | 50 | AliExpress | AliExpress |
| M5x30 HEX Screw | 2 | AliExpress | AliExpress |
| M5x50 HEX Screw | 2 | AliExpress | AliExpress |
| M4x30 HEX Screw | 4 | AliExpress | AliExpress |
| M4 NyLock Nut | 4 | AliExpress | AliExpress |
| M4 2020 Nut | 50 | AliExpress | AliExpress |
| M4 3030 Nut | 4 | AliExpress | AliExpress |
Ejector PCB
Can be ordered through jlcpcb or any similar service
Electronics Bill of materials
| Description | Count | Français | English |
|---|---|---|---|
| TMC2130 SPI StepStick | 2 | AliExpress | AliExpress |
| Arduino pro micro clone | 2 | AliExpress | AliExpress |