About heavy-duty CNC lathes, there are vertical lathes and horizontal lathes. This CNC machine tools are mechatronics products that integrate multiple technologies such as machinery, electrical, hydraulic, pneumatic, microelectronics and information. It is machining for mechanical manufacturing equipment with the advantages of high precision, high efficiency, high automation and high flexibility. It has a wide range of processing capabilities and can process straight cylinders, slanting cylinders, arcs and various threads. It has various compensation functions of linear interpolation and arc interpolation. It is also suitable for full-process processing of oversized shafts, holes, and disk parts, and has played a good economic result in the mass production of complex parts.