Precision machining is a key manufacturing technology that can provide high-precision, high reliability, and long service life mechanical components. By combining CNC machining with traditional machining methods, combined with the application of equipment such as lathes, milling machines, grinders, and drilling machines, precision mechanical machining can meet the needs of various fields. In applications such as aerospace, automotive, electronics, and instrumentation, precision machining plays an important role and provides important support for various industries.

The materials involved in precision machining mainly include metals, plastics, etc. When processing metal materials, commonly used processing techniques include turning and milling composite processing, wire cutting, electric discharge, and so on. When processing plastic materials, commonly used processing techniques include extrusion, injection molding, etc. Different processing techniques can be selected based on the different processing materials to achieve good processing results.

What are the key technologies for precision machining in Dalian?

CNC machine tool technology: CNC machine tools are a type of machine tool that can perform high-precision machining on workpieces, and their key technologies include CNC systems, servo systems, programming and operation, etc. CNC machine tools have advantages such as high precision, high efficiency, and high degree of automation, which can achieve complex machining tasks.

Cutting technology: Cutting is one of the core technologies of precision machining, including milling, turning, drilling, boring, etc. In the cutting process, it is necessary to reasonably select cutting tools, cutting parameters, and cutting paths to achieve high-precision machining results.

Precision grinding technology: Precision grinding is a high-precision, high surface quality machining method suitable for workpieces with high hardness and complex shapes. Precision grinding technology includes surface grinding, cylindrical grinding, cylindrical grinding, and external thread grinding, requiring precise grinding wheels and grinding parameters to ensure machining quality.

Precision milling technology: Precision milling is a machining method suitable for complex surfaces, usually using CNC vertical machining centers or CNC horizontal machining centers for machining. Precision milling technology requires reasonable process design and tool selection to ensure machining efficiency and quality.

Micromachining technology: Micromachining is a technology that processes micro or nanoscale workpieces, commonly used in fields such as microelectronics, optical devices, biomedicine, etc. Micro machining technology includes micro milling, micro turning, micro drilling, micro polishing, etc., requiring high-precision machining equipment and precise process control.

The equipment used for precision machining mainly includes lathes, milling machines, grinders, and drilling machines. Lathe is a machine tool used for processing rotating workpieces, widely used in the manufacturing of shaft type workpieces. A milling machine is a type of machine tool used for machining flat or curved surfaces, commonly used for manufacturing workpieces such as flat surfaces and cams. A grinding machine is a type of machine tool used for high-precision grinding processing, commonly used for manufacturing precision workpieces. Drilling machines are mainly used for drilling, tapping, and other operations. These devices achieve various operations required in precision machining processes through the coordination of tools, fixtures, and various auxiliary devices.