Machining numerical control equipment and method capable of automatically taking and replacing materials

The invention discloses machining numerical control equipment and method capable of automatically taking and replacing materials in the technical field of numerical control machining equipment.The machining numerical control equipment comprises a main body, a frame body is arranged at the top of the main body, a sliding plate is slidably arranged on the frame body, a worker can start a grinding structure, the grinding structure is close to a pipe fitting, and the pipe fitting can be driven to rotate through a fixing structure; the pipe fitting rotates at a high speed in the frame body, the pipe fitting can be polished through the polishing structure, after polishing is completed, the sliding plate is moved towards the guide plate, the position of the sliding plate can be rotated, the rotating plate and the bearing frame can be made to rotate, and the polished pipe fitting is put onto the guide plate; and compared with traditional machining equipment, the machining equipment has the advantages that the steps t