DIY CNC, PrintNC Metal Cutter: Steel-Frame, LinuxCNC, Aluminium Milling

This is a build of the Metal Cutter, the all-steel frame variant of the open-source PrintNC CNC design, chosen for the extra rigidity and cool name . The video covers the full build: cabinet, frame, electronics, wiring and milling aluminium for the first time.

SPECS
– Working area: 410mm x 330mm
– Frame: 5mm mild steel tube (temporary wood Z-axis to be replaced with aluminium)
– Electronics: Mesa 7i96s
– Spindle: 2.2kW water-cooled
– VFD: Invertek OptiDrive E3

LINKS
PrintNC: https://wiki.printnc.info/en/home
Project repo: https://github.com/kpatel122/Metal-Cutter-CNC

Timestamps:
00:00 – Intro
00:37 – Steel Cutting & Cleanup
02:18 – Y Axis Drilling & Tapping
04:02 – Y Axis Frame Assembly
04:45 – Spoilboard
05:16 – Painting
05:33 – Base Construction
06:50 – Y Axis Assembly
07:45 – X Axis Drilling
08:40 – X Axis Assembly
09:50 – Z Axis Assembly
11:20 – Electronics Housing
12:20 – Electronics Mounting
13:05 – VFD Issues
14:10 – Electronics Enclosure Assembly and Placement
15:06 – Motors and Proximity Switches
15:55 – Spindle Water Reservoir
17:08 – Spindle & VFD Mounting
17:44 – Front Panel Switches
18:21 – Front Panel Wiring
19:00 – Keyboard & Monitor Holder
21:00 – Control Panel Testing
21:20 – Testing, Plywood
22:30 – Alignment Brackets
23:37 – Testing, Aluminium
26:46 – Conclusion

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