伸缩式圆孔气囊抛光头的研究  

Study on Retractable Bonnet Polishing Tool for Circular Hole

作　　者：王新海[1] 马瑾[1] 张永军[1] WANG Xinhai;MA Jin;ZHANG Yongjun(School of Intelligent Manufacturing,Shaanxi Institute of Technology,Xi'an 710300,China)

机构地区：[1]陕西国防工业职业技术学院智能制造学院,陕西西安710300

出　　处：《机械制造与自动化》2022年第6期58-60,共3页Machine Building & Automation

基　　金：陕西国防工业职业技术学院2020年科研重点基金资助项目(Gfy20-05);陕西国防工业职业技术学院2022年科研基金资助项目(Gfy22-57)。

摘　　要：阐述椭圆体气囊抛光头的运动方式和局限性,分析不同孔径圆孔光学元件的加工范围,设计一种可伸缩式圆孔气囊抛光头的机械结构,通过滑动模块实现抛光头直径大小的调整,以适应不同孔径光学元件的抛光。利用可伸缩式气囊抛光头进行不同孔径圆孔光学元件的工艺试验,探讨抛光中表面粗糙度的变化规律及原因,采用5 kPa、4 kPa和3 kPa等不同气囊压强进行分阶段抛光试验。试验结果表明:该抛光头可满足不同孔径光学元件的高精度加工要求。The paper expounds the movement mode and limitations of ellipsoid bonnet polishing tool,analyzes the processing range of circular hole optical elements with different apertures,and proposes a mechanical structure of retractable circular bonnet polishing tool.The diameter of bonnet polishing tool is adjusted through sliding module to adapt to the polishing of optical elements with different apertures.The process tests of different circular hole optical elements were carried out by using the retractable bonnet polishing tool,the variation law and causes of surface roughness in polishing were discussed and the phased polishing tests were conducted by applying bonnet polishing tool such as 5 kPa,4 kPa and 3 kPa.The experimental results show that the bonnet polishing tool can meet the requirements of high precision machining of optical elements with different apertures.

关 键 词：气囊抛光头 结构设计 工艺试验 表面粗糙度 

分 类 号：TH161.1[机械工程—机械制造及自动化]