CNC machining is also known as computer-controlled precision machining. Common CNC machining equipment includes CNC machining lathes, CNC machining milling machines, CNC machining milling machines, etc. In addition, CNC is also known as computer gongs, CNCCH or CNC machine tools. This is a new type of processing technology. The main job is to compile the processing program, that is, to convert the original manual work into computer programming. CNC machining has the advantages of stable machining quality and high accuracy, and is applicable to various materials and widely applied in various industries. At the same time, CNC processing can reduce manual operations, improve production efficiency and product quality.