新型高速五轴联动叶轮加工机床大件结构设计  

Structure Design of New 5-axis High Speed CNC Machine Tools for Machining Impellers

作　　者：郭聪聪 GUO Congcong(Shanghai Top Numerical Control Technology Co.,Ltd.,Shanghai 201111,China)

机构地区：[1]上海拓璞数控科技有限公司,上海201111

出　　处：《机械制造与自动化》2018年第2期23-26,共4页Machine Building & Automation

基　　金：国家重大科技专项(2013ZX04001101)

摘　　要：针对叶轮加工,重点讨论了五轴加工中心的设计机理和结构及提高机床刚度、加工速度和精度,特别是对机床的整体布局、刀库、回转台和机床床身结构进行了分析,在满足机床床身刚度的同时,尽量减轻质量,增大加工空间。通过配备光栅尺、高精度编码器实时反馈调节,使用双螺母丝杆、P2级的专用转台轴承等措施保证叶轮加工的顺利进行。For impeller machining,this paper puts special stress on discussing the mechanism and structure design of five axis machining center and the improvement on the stiffness,processing speed and accuracy of the machine tools and analyzing the machine tool overall layout,magazine,rotary table and structure.On the premise of meeting the requirements of the machine tool bed stiffness,its mass is reduced and its processing space is increased as for as possible.The grating ruler high precision encoder is used to get the real-time feedback and the double nut screw rod and P2 level special turntable bearing are used to ensure the smooth operation of the impeller processing.

关 键 词：叶轮 五轴联动 加工中心 

分 类 号：TG659[金属学及工艺—金属切削加工及机床]