There are two main automatic programming methods for CNC lathes: one is programming using CAD/CAM software, and the other is programming based on CNC language or interactive graphics.

1. CAD/CAM software programming: This method first uses CAD software to design the parts and plan the processing path, and then uses CAM software to generate CNC programs. The generated CNC program is then loaded into the control system of the CNC lathe. The CNC lathe performs pre-processing preparations, such as installing tools, measuring the coordinates of the workpiece, etc. Finally, the program is run, and the CNC lathe performs automatic processing according to the instructions in the program. This method has high efficiency and accuracy.

2. CNC language or interactive graphics programming: CNC lathes can be divided into CNC language programming (such as APT language) and interactive graphics programming according to the input of programming information and the way the computer processes information. CNC lathe CNC language programming describes the machining process through a specific programming language, and then the computer generates CNC programs. Interactive graphical programming uses a graphical interface to plan the processing path, and the software automatically generates CNC programs.

No matter which automatic programming method is used for CNC lathes, you need to be familiar with the CNC programming language and the operation and processing knowledge of CNC lathes. At the same time, automatic programming is automatic for numerical calculations of particularly complex contour shapes, especially spatially complex curved surface parts, which can greatly shorten preparation time and improve accuracy.

In general, the automatic programming method of CNC lathes can greatly improve the processing efficiency and accuracy of CNC lathes, and is an indispensable part of modern CNC machining. For more in-depth understanding and practice, it is recommended to participate in relevant professional courses or training to obtain more specific and practical knowledge.