航天高精度球形零件铣磨试验研究  

Experimental Study of Mill-grinding High-precision Spheroidal Workpiece in Aerospace

作　　者：陈晓磊 刘建梅 崔砚[1] 苏义兵 Chen Xiaolei;Liu Jianmei;Cui Yan;Su Yibing(Beijing Institute of Aerospace Control Instruments,Beijing 100039,China;不详)

机构地区：[1]北京航天控制仪器研究所,北京市100039

出　　处：《工具技术》2021年第6期52-56,共5页Tool Engineering

摘　　要：航天精密回转体零件具有布局紧凑和轻量化等特点,广泛应用于航天弹、箭、星和船等各类精密产品。由于对航天回转体零件的表面质量和面型精度要求较高,同时为了提高加工效率,现阶段使用铣磨加工作为最终研抛工序前的最后一道工序。本文以航天精密回转体零件为研究对象,从铣磨原理和铣磨轨迹分析入手,结合刀具的选用和试验设计,开展铣磨工艺试验,研究工艺参数对表面质量和面型精度的影响规律,可为提高铣磨加工质量打下基础。The spheroidal workpiece features compact layout and lightweight,and has found its wide applications in such high-precision products as missiles,rockets,satellites and spaceships.Because of high requirements of surface quality and profile accuracy for the spheroidal workpiece,and for enhancing the processing efficiency,the mill-grinding is employed as the last procedure before polishing at present.In this paper,in order to investigate the effect of technological parameters on surface quality and profile accuracy,the spheroidal workpiece is taken as the research object,the mill-grinding mechanism and toolpath are analyzed,and mill-grinding experiments are carried out on the basis of tool selection and experiment design,which could lay a foundation for improving mill-grinding quality.

关 键 词：球形零件 铣磨 加工轨迹 

分 类 号：TG506.9[金属学及工艺—金属切削加工及机床] TH161.1[机械工程—机械制造及自动化]