Some machining trials on my homemade CNC router. I’m machining 5080 aluminium and mild steel using a 5mm, 3 flute carbide bit, aiming for significant material removal.
Timestamps:
00:00 Introduction
00:10 Machining aluminium
03:49 Finished aluminium part
05:11 Machining steel
10:21 Finished seel part
The router frame is welded from steel tube, and the spindle is a modified 500W air cooled brushed DC spindle from China. NEMA 23 steppers and 1204 ball screws. Max travese speed is ~5000mm/min, but limited to 4000mm/min.
Working area is 330 x 235 x 114 mm (X Y Z)
Construction details on my web site: https://misterg.org.uk/cnc-introduction/
(Also at the MIG welding forum: https://www.mig-welding.co.uk/forum/threads/desktop-cnc-thing-build-includes-welding.125490/ )
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