cnc Chinese called CNC.
Numerical control (Computer Numerical Control, or CNC) is a technology that uses computers and mathematical control principles to control machine tools for processing. It converts digital signals into machine tool motion control instructions, and accurately controls the motion of the machine tool through programming, realizing the process of precise machining and shape processing of the workpiece.
1, historical background: CNC technology originated in the 1940s military needs, due to military aviation and other areas of increasing demand for precision components, promoting the development and application of CNC technology. With the development of electronic computers and control technology, CNC technology is gradually applied to various fields in industrial production.
2, principle of operation: CNC technology will workpiece processing requirements through mathematical modeling and computer programming is converted to control instructions to control the machine tool to perform the corresponding processing operations. The computer will workpiece design drawings into a mathematical model, and according to the preset machining path and process parameters to generate the machining program. Through the input of programming instructions and related parameters, the machine tool is controlled to carry out precise movements to realize the machining of the workpiece.
3, advantages and features: CNC technology can realize high-precision machining, making the shape, size and position control of the workpiece more accurate and stable. CNC technology can realize automated operation and continuous processing, greatly improving productivity and capacity. CNC technology can be programmed to flexibly adjust the machining path and parameters to adapt to the processing needs of different workpieces. CNC machining has good repeatability and stability, which can ensure consistency and quality stability in mass production.
4, application areas: CNC technology is widely used in various manufacturing areas, including aerospace, automotive manufacturing, mold manufacturing, machining and so on. In these areas, CNC technology can realize the high precision processing of complex shaped workpiece, improve product quality and manufacturing efficiency.
Therefore CNC technology realizes the precise control of machine tool movement through computer and mathematical control principles, which improves processing accuracy, productivity and product quality. CNC technology has a wide range of applications and great potential for development, in the modern manufacturing industry plays an important role.
Prospects of CNC technology
1, automated production: CNC technology through the combination of computer programs and machine tool control systems, to achieve automated control of machine tools. This automated production improves productivity, reduces human error, and enables long, efficient continuous processing. With the development of smart manufacturing and Industry 4.0, CNC technology is expected to be widely used in various manufacturing fields.
2, precision machining: CNC technology can realize high-precision machining through accurate calculation and control. This is important for some industries that require high-precision machining, such as aerospace, automobile manufacturing, medical equipment and so on. CNC technology can help companies to improve product quality, reduce scrap rate and enhance competitive advantage.
3, intelligent manufacturing: the development of CNC technology to promote the intelligent process of manufacturing. By combining with other advanced technologies, such as artificial intelligence and big data analysis, CNC technology can realize more advanced intelligent production. For example, through real-time monitoring and analysis of processing data, the optimization and adaptive control of precision machining parameters can be achieved. This will further improve production efficiency and quality.