薄壁零件数控加工中的夹具结构设计研究

Study on Structural Design of Fixture in Thin Wall Parts Computer Numerical Control Machining

针对薄壁零件数控加工中存在的变形问题,提出一种夹具结构设计方案。对夹具的支撑结构、定位元件、夹紧机构和导向元件进行优化设计,最终得到一种高性能的薄壁零件夹具。加工实验结果表明,与传统夹具相比,设计的夹具在工件变形量、加工精度、表面质量和加工效率等方面均有显著提升。由此可以看出,所提夹具结构设计方案的推广应用,对提高薄壁零件加工质量和生产效率具有重要意义。

Aiming at the deformation of thin-walled parts in numerical control machining,this paper presents a fixture structure design scheme.By optimizing the supporting structure,locating element,clamping mechanism and guiding element of the fixture,a high-performance thin-wall part fixture is obtained.The results of machining experiments show that compared with the traditional fixture,the fixture designed in this paper can improve the deformation of workpiece,machining precision,surface quality and machining efficiency.It can be seen that the promotion and application of the proposed fixture structure design scheme is of great significance to improve the machining quality and production efficiency of thin-walled parts.