History and Development of Laser Marking Engraving Machine
Speak of laser marking machine history, first let us talk about the category of marking machine, the marking machine can be divided into three categories, Pneumatic marking machine, laser marking machine, and electrical erosion marking machine. Pneumatic marking, it is a high frequency striking and marking on the object with compressed air by computer program control, it can mark a certain depth logo on the workpiece, the feature is that is can mark some big depth for the pattern [...]