Laser scanning galvanometer, also known as marking head, is an important component of laser marking machine. The laser marking machine is a low-power laser, and its working principle is: the input graphics pass through the scanner or the graphics or text designed by yourself in the computer, and under the management and control of the computer, the patterns are encoded by digital signals (line and Field direction), then digital-to-analog D/A conversion and analog-to-digital A/D conversion are performed, and then amplified by an isolated power amplifier, and the partial motor of the laser scanning galvanometer is controlled to drive the mirror, deflect it in the required direction, and the light spot will be A very fine track is left under the engraved object, which completes the marking of the desired graphics.
Read More