复杂异形椭圆薄壁零件数控加工工艺分析

Analysis on CNC Machining Process of Complex and Specialshaped Elliptic Thin-wall Parts

针对一种复杂异形椭圆薄壁零件难加工以及容易发生加工变形的特点,详细阐述了具体加工工艺步骤以及选用合适的数控加工刀具来保证椭圆内表面与环槽内表面和端面的表面粗糙度,关键步骤是选用多款CAD/CAM软件来实现零件的造型和编程,具有广泛的实践指导意义。

According to the characteristics of a complex and special shaped elliptic thin-wall part＇s difficult machining and machining deformation easily occurred.The machining processes and the selection of proper CNC machining tools to ensure the surface roughness of elliptic＇s inner surface and ring groove＇s inner surface and end surface are described in detail,the key step is selecting more section CAD/CAM softwares to realize modeling and programming of the part,It has widely practical guiding significance.