CNC engraving and milling machine is a kind of CNC machine tool. The metal engraving machine can perform non-contact cutting and drilling on metal or non-metal plates and pipes, especially suitable for laser cutting and processing of stainless steel plate, iron plate, silicon wafer, ceramic sheet, titanium alloy, epoxy, A3 steel, diamond and other materials. The equipment has stable and reliable operation, good processing quality, high efficiency, simple operation and convenient maintenance.