Enclosed Type

To ensure the quality of cutting machine in the leading position

by:Transon     2020-10-30
In the 70 s, people use the synthetic technology of high pressure synthesis of polycrystalline diamond ( PCD) , solve the natural diamond number of scarce, expensive topic, make diamond nc cutter mold expand the application range of aviation, aerospace, automotive, electronic, stone and other fields.
。 Hair idea generally adopts the difficult-to-machine materials, complex shape, need cutting drilling, blade machining process, such as requirements for actual cutting effect of CNC cutting machine mould is very high. From the work out the surface quality of PCD effect is better than cemented carbide 30% ~ 40%. Aerospace industry is a traditional is also an important numerical control cutting machine mould application field.

machining technology development trend from the cutter mold development, from the middle of the 19th century to the 20th century, CNC cutting machine mould materials with high speed steel as the main representative; Germany in 1927 first developed the carbide nc cutter mold materials and widely used; Synthesis in the 20th century 50 s, Sweden and the United States out of the synthetic diamond, die cutting CNC cutting machine from the period represented by superhard materials. In addition, cars, high-speed train, general machinery manufacturing, and in recent years gradually expanding consumption of wood and industry have become the main CNC cutting machine mould industry. Look from user industries, there are seven major industry, the demand for nc cutting machine mould is obvious. Is all aspects of the r&d, we drew aspects related to the nc cutter mold to analysis, mainly research the use of structural materials. What's more, in the past, some companies make complicated mould, basically all need 3, 4 months to consign is used, the high speed machining, need only half a month can be completed. A high-speed machining system aspects involved. These components are generally larger, aluminum alloy has been widely used in the past. Nc cutter mold material selection is cutting the foundation of success. Follow to expand in the field of titanium alloy, composite material application, also more and more high to the requirement of CNC cutting machine mould processing. In the industry, CNC cutting machine mould are commonly used to cutting plane structure. In the process of mold manufacturing, molding mold, hot, cold work mould, plastic mould needs to be used in almost all links such as CNC cutting machine mold. From the point of view of life, PCD nc cutter mold can generally 20 times progress.
mould manufacturing is one of the dosage of CNC cutting machine mould big industry.
, except the fuselage structure of aircraft thought processing is also a difficulty. As one of national key support industries, in recent years, the government has put in a lot of money for aerospace large aircraft research and development. In addition, the high quality requirements for content plane structure, generally choose the overall casting to processing, more than 90% of the material will be removed, because the processing capacity is big, so the requirement for machining efficiency is extremely high. With hard alloy, PCD nc cutter mold speed can reach 4000 m/min, and cemented carbide is only 1/4. Only from the point of view of machining process, the traditional machining, a machining ( If the mould) , need through the blank annealing - Rough machining - Finishing - Quenching - EDM ready - Electrical discharge machining, Special finishing - Artificial polishing procedures.
from the labor production rate, statistics have shown that bending machine developed countries such as China and Germany, the United States and Japan, about 3 ~ 5 times. Machining hallmarks of development, is the high speed machining ( High speed cutting, HSC) The development of. Ruth's big market, the low level of labor production rate, coupled with the continuous improvement of manufacturing technology and development, for nc cutter mold industry, is both opportunity and challenge. Market demand for CNC cutting machine mould, is not only the growth of the quantity, more important is the qualitative progress. In addition, CBN ( Vertical boron nitride) Nc cutter mold of superhard materials and surface coating of CNC cutting machine mould development to promote the improvement of machining technology have also played a part.
one hundred years, CNC cutting machine mould cutting speed constant progress, has brought the change of the machining efficiency, processing scope to expand further. While China forging high speed machining need only blank quenching - Rough machining - Semi-finishing - Finishing and superfinishing, in step three, reducing the processing time by 30% ~ 50% than traditional processing methods; When processing small parts, the upper hand is especially striking.









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