一种高精度直铣头结构设计及其温升形变检测  

A High Precision Vertical Milling Head Structure Design and Temperature Rise and Deformation Detection

作　　者：高长才[1] 金辉 佟琨[1] 郭志超[1] GAO Changcai;JIN Hui;TONG Kun;GUO Zhichao(Shenyang Machine Tools Co.,Ltd.,Shenyang Liaoning 110142,China)

机构地区：[1]沈阳机床股份有限公司,辽宁沈阳110142

出　　处：《机床与液压》2018年第16期16-17,51,共3页Machine Tool & Hydraulics

基　　金：国家科技重大专项(2013ZX04001-031)

摘　　要：介绍一种高精度直铣头结构,采用两组4个角接触轴承,通过背对背的安装方式对主轴进行支撑,结构紧凑、布局合理、装配方便。通过温升及形变检测,证明此结构直铣头在长时间运转工况下具有合理的温升及较小形变,具有好的精度保持性。A high precision vertical milling head structure was introduced.Two sets of four angular contact bearings were adopted and they were installed to support main shaft by means of back to back support.It had compact structure,rational layout,convenient assembly.By temperature rise and deformation tests,it is proved that the vertical milling head has reasonable temperature rise and small deformation under long time running condition.It has good accuracy retention.

关 键 词：高精度直铣头 温升 形变 

分 类 号：TH16[机械工程—机械制造及自动化]