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作 者:姜帅 付秀丽[1] 王振达 潘永智[1] 蒋振峰 JIANG Shuai;FU Xiu-li;WANG Zhen-da;PAN Yong-zhi;JIANG Zhen-feng(School of Mechanical Engineering,University of Jinan,Jinan 250022,China;Shandong Zibo Daya Metal Technology Co.,Ltd.,Shandong Zibo 255318,China)
机构地区:[1]济南大学机械工程学院,济南250022 [2]山东淄博大亚金属科技股份有限公司,山东淄博255318
出 处:《表面技术》2023年第9期10-22,共13页Surface Technology
基 金:国家自然科学基金面上项目(52175408);山东省自然科学基金重点项目(ZR2020KE022);山东省自然科学基金面上项目(ZR202102280460)。
摘 要:首先,阐述了超声椭圆振动切削技术、原理及其装置特点,着重论述了装置各构成部分的特点及其主要应用类型与材料。其次,分析了国内外学者在双激励、单激励方式下实现纵弯、纵扭、双弯曲和弯扭等复合超声振动装置结构设计及其优化方面的研究成果与进展,并且比较了超声椭圆振动切削与传统加工在加工性能、工件表面质量和加工精度等方面的加工优势与适用范围,以及不同超声振动装置在各切削加工中所能获得的加工效果。最后,对超声椭圆振动切削装置的发展趋势进行了总结和展望,指出该装置发展将朝着结合能场的方向发展。Firstly,the technology,principle and device characteristics of ultrasonic elliptical vibration cutting were introduced.The formation mechanism of elliptical orbit,the characteristics of each part of the device and its main application types and materials were discussed emphatically.The structure of ultrasonic elliptical vibration cutting device mainly included four parts:ultrasonic generator,ultrasonic transducer,horn and cutter head.In ultrasonic elliptical vibration cutting,the high-frequency elliptical ultrasonic structures mainly included piezoelectric transducer,composite variable cross-section horn and polycrystalline diamond tool.Secondly,two methods of ultrasonic elliptical vibration cutting were introduced.One was to excite two groups of piezoelectric ceramic stacks with electrical signals to generate two one-dimensional vibrations with phase difference.The other was to excite a group of piezoelectric ceramic laminates with electrical signals to generate one-dimensional vibration,which was induced into composite vibration under the action of special mode conversion horn.The research results of domestic and foreign scholars on the structural design of composite ultrasonic vibration devices such as longitudinal bending composite materials were analyzed.Under these two excitation modes,there were longitudinal torsional composite materials,composite double bending and bending torsional composite materials.It mainly included the design of ultrasonic transducer and horn structure,and also mentioned the research and development of the device in frequency degeneracy and other optimization.Based on four kinds of composite ultrasonic elliptical vibration devices,the machining advantages and application scope of ultrasonic elliptical vibration cutting and traditional machining in machining performance,workpiece surface quality and machining accuracy were compared,as well as the machining effects obtained by different ultrasonic vibration devices in various machining processes.It was pointed out that ultrasonic elli
关 键 词:超声椭圆振动切削 超声椭圆振动切削装置 加工性能 复合超声振动 双激励 单激励
分 类 号:TG506.5[金属学及工艺—金属切削加工及机床]
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