一种集成式压电驱动微型电火花加工装置  

An Integrated Piezoelectric Driven Miniaturized EDM Device

作　　者：王振龙[1] 王玉魁[1] 詹涵菁[1] 赵万生[1] 

机构地区：[1]哈尔滨工业大学机械工程系,哈尔滨150001

出　　处：《压电与声光》2002年第4期331-335,共5页Piezoelectrics & Acoustooptics

基　　金：国家自然科学基金资助项目 (5 97770 2 0 )

摘　　要：首先概括了压电微驱动技术在电极直接驱动的微小型电火花加工装置中的应用现状。在此基础上 ,结合线电极电火花磨削技术 ,提出了一种压电驱动的、可实现多种形式的电极旋转和轴向进给的集成式电极直接驱动微小型电火花加工装置。介绍了该新型机构的原理并对其进行了初步的建模与有限元分析。该机构具有结构简单、可实现多种运动形式合成的特点 。Based on the review of the developments of miniaturized electrical discharge machining(EDM) device driven by piezoelectricity and the technology of wire electro discharge grinding(WEDG),this paper advances a new integrated piezoelectric driven miniaturized EDM device which can bring many kinds of rotating and linear movements into the spindle(electrode).The principle of this apparatus is expatiated systemically and then a primary modeling and finite element analyses(FEA)for this device are carried out.The research shows that this simple miniaturized device can realize complex motions and can be used in many micro driving occasions.

关 键 词：压电驱动 微细电火花加工 微型装置 有限元分析 现状 微细加工技术 

分 类 号：TH16[机械工程—机械制造及自动化]