2013年9月10日星期二

Engineering ceramics and fiber-reinforced composite materials are difficult to machine materials

Modern war on mobility and special vehicles a higher protection requirements to engineering ceramics, fiber-reinforced composite material as the core of high-performance composite member has a low density, and good protection performance in a wide range of specialty vehicles application prospects. Component in the production of high-performance composite molding, the need to assemble according to the site requirements for secondary processing, such as drilling, milling and so on. Engineering  polycrystalline diamond  reinforced composite materials are difficult to machine materials in the production of the composite member is formed even after the components of the processing performance of different materials, so that the processing more difficult. Papers by theoretical analysis and experimental  synthetic diamond high-performance specialty vehicles lightweight composite component processing technology in-depth study, promotion and application of its technical support. The first component of the composite processing tool developed and analyzed. For ceramic composite components, from the tool material, tool  abrasive grinding  tool production process, design and other aspects of diamond parameters elaborated sintering, plating, brazing diamond tools development process; For FRP composite components, including coating developed TiN, multi-blade tip , S blade, PCD, including a multi-material multi-blade-type twist drill, while the preload device through the design, optimization component processing sequence, selection methods to improve the cooling of the composite component processing quality.

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