Author: Huynh Xuan Dung

Email: dunghx@caothang.edu.vn

Introduction:

Mini laser engraving machine is designed based on shaped aluminum, step motors, lead screw and 500mW (405nm) laser engraving head. The controller is Arduino board with high speed processor, low power and high flexibility. The machine used for training in electrical, electronic engineering. With the machine, student understand how to program, operate and maintain electromechanical system.

Fig: Laser Engraving Machine

Specification:

Power: Less than 5W

Working Voltage: 110V-240V 50/60Hz

Laser Power: 500mW, 405nm

Max. Engraving Area: 15x20cm

Max. Engraving Height: 8cm

Engraving Accuracy: 0.01mm

Machine Size: 20X30X15cm

Weight: 2.2kg

Reference

1. “Laser Engraving and Cutting System” Universal Laser Systems, Inc, April 2002

2. “Laser Fabrication and Machining of Materials” B. N. Dahotre and S.P. Harimkar, Springer, 2008.

3. “Weekend Workshop: How to build a laser engraver on the cheap” Drew Prindle, January 29, 2016.

https://www.digitaltrends.com/cool-tech/diy-laser-engraver-arduino-weekend-workshop/