A simple XY plotter

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