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Descrição
This is a simple XYZ CNC configured as a pen plotter. The pen and Z axis may be swapped with a LASER module. This was designed using AutoCAD.
You will need the following
NEMA 17 Stepper - 3 28BYJ-48 stepper (convert to bipolar) - 1 A4988 driver - 4 Arduino uno + CNC shield - 1 8mm Threaded rod - 3 8mm SS rod - 6 8mm Linear bearing - 6 8mm Bearing - 2 Limit switches - 3 GT2 Belt - 15cm 20 teeth GT2 pulley - 1 m3 screws with nuts- 42 17x7 square aluminum (based on rod size)
You can avoid the 17x7 square aluminum and screw it to a wooden baseboard as well. If you are riveting make sure to use a washer
