Originally Posted by
benclewett
I have an 3018 CNC from China, which came with an external manual controller housing the SD card with the GCode.
With detailed carving, I've noticed that after about 24h work, the 'z' axis suddenly dives into the work. Which results in a ruined cut, and a broken bit.
I have checked the GCode very closely, all 109653 lines of it, which shows no cuts of the depth which it machines. The machine is mechanically sound. Something seems to be wrong with the 3018 controller?
Had anybody experienced this and has a solution?
Thanks,