Metal forgings are important basic parts in machinery, automobile, aerospace and other fields, and their processing quality and accuracy directly affect the performance and service life of the equipment. With the continuous progress of science and technology, precision machining technology has increasingly become a key means to improve the quality of metal forgings. This paper will introduce the precision machining technology and equipment selection of metal forgings, in order to provide useful reference for related industries.
Before the selection of precision machining technology and equipment for hardware forgings, we need to understand the following:
The type and characteristics of metal forgings, including material, size, accuracy requirements, etc.
Processing process, including rough machining, finishing machining, super finishing and other links.
The advantages and disadvantages of various processing technologies and the scope of application.
Laser processing: Laser processing uses a high-energy laser beam to irradiate the surface of the workpiece to melt, evaporate or sublimate it, so as to achieve processing. The advantages are high machining precision, good surface quality, suitable for micro-holes, thin sheets, small parts and so on.
CNC machining: CNC machining using computer-controlled machine tools for processing, can accurately control the processing process. The advantages are strong adaptability, high processing accuracy, suitable for complex parts and high-precision parts.
Grinding processing: Grinding processing uses abrasive (such as diamond, silicon carbide, etc.) to grind the surface of the workpiece to realize the processing of parts. The advantages are high processing precision, good surface quality, suitable for various materials of parts.
Ultra-finishing: Ultra-finishing uses ultra-precision cutting and ultra-precision grinding and other processes to achieve extremely high precision and finish on the workpiece surface. The advantages are high machining accuracy, good surface quality, suitable for high-precision parts of various materials.
Machining equipment: should be based on the characteristics of the metal forgings to choose the appropriate machining equipment, such as CNC machine tools, grinding machines, etc.
Numerical control equipment: Numerical control equipment is the key to achieve precision machining, and numerical control equipment with high precision and high stability should be selected.
Grinding machine: Grinding machine is an important equipment for precision machining of metal forgings, and a grinder with high precision and high stability should be selected.
Laser processing equipment: For parts that need to be processed by laser, laser processing equipment with high precision and high stability should be selected.
Combined with specific cases or experience sharing, the paper expounds the practical application effect of precision machining technology and equipment selection of hardware forgings. For example, the use of CNC machining technology can precisely control the cutting amount, improve the dimensional accuracy and shape accuracy of parts; The laser processing technology can be used to process micro-holes, thin sheets and small parts to improve production efficiency.
The precision machining technology and equipment selection of metal forgings are of great significance to improve the machining quality and production efficiency of parts. This paper introduces the principle of selecting various precision machining technology and equipment, and points out the future development direction and trend. With the continuous development of science and technology, precision machining technology and equipment will become more and more mature, providing more efficient and accurate solutions for the production of metal forgings.
