High-precision CNC parts machining refers to the fine cutting and processing of parts with complex structures and high requirements for precision by means of CNC machine tools, such as CNC lathes and CNC milling machines, in accordance with pre-set programmes. Generally, these CNC machines have high-precision and high-rigidity mechanical structure, which can realise the machining of parts with high-precision requirements for busbar straightness, roundness, cylindricity and so on.

In high-precision CNC parts machining, the first thing that needs to be done is the design and programming of the parts. This process requires the programmer to write the corresponding machining procedures according to the shape, size and accuracy requirements of the parts and input them into the CNC equipment. In the programming process, it is necessary to take into account the accuracy, rigidity and machining capacity of the machine tool, as well as the material, shape and size of the part and other factors.

During the CNC machining process, the machine tool needs to be precisely adjusted and aligned to ensure machining accuracy and stability. This process requires the operator to have certain skills and experience to be able to select the appropriate tool and cutting parameters according to the shape and size of the part, and carry out accurate tool setting operations.

After machining is completed, the parts need to be inspected and measured to ensure that their accuracy and quality meet the requirements. This process requires the use of high-precision measuring instruments, such as CMMs, to accurately measure and evaluate the size, shape and accuracy of the part.

Overall, high-precision CNC parts machining is a complex technology that requires operators to have certain skills and experience, and also requires the use of high-precision CNC equipment and measuring instruments. In the actual machining process, it is necessary to select the appropriate machining method and process parameters according to the specific conditions of the part to ensure machining accuracy and quality.