磨削加工中声发射监测技术研究进展  

Research Progress of Acoustic Emission Monitoring Technology in Grinding Process

作　　者：陈敬强 邓朝晖 卓荣锦[1] 吕黎曙 葛吉民 CHEN Jingqiang;DENG Zhaohui;ZHUO Rongjin;LV Lishu;GE Jimin(School of Mechanical Engineering,Hunan University of Science and Technology,Xiangtan 411201;Institute of Manufacturing Engineering,Huaqiao University,Xiamen 361021;Hunan Provincial Key Laboratory of High Efficiency and Precision Machining of Difficult-to-Cut Materials,Hunan University of Science and Technology,Xiangtan 411201)

机构地区：[1]湖南科技大学机电工程学院,湘潭411201 [2]华侨大学制造工程研究院,厦门361021 [3]湖南科技大学难加工材料高效精密加工湖南省重点实验室,湘潭411201

出　　处：《宇航材料工艺》2023年第3期18-26,共9页Aerospace Materials & Technology

基　　金：湖南省高新技术产业科技创新引领计划项目(2020GK2003);国家自然科学基金-浙江两化融合联合基金资助项目(U1809221);湖南省自然科学省市联合基金项目(2021JJ50116)。

摘　　要：从磨削加工声发射监测原理、特征提取与选择、监测模型和监测系统开发4个方面系统地阐述了磨削加工声发射监测技术的研究现状。首先针对磨削中声发射信号源及特性进行综述,重点阐述不同磨削状态下声发射监测的原理;随后对比了磨削加工声发射监测中常见的特征提取与选择方法和监测模型,比较各方法的优缺点,概括了现有监测系统的开发情况;最后对以上几方面研究的发展趋势进行了展望。The research status of grinding process acoustic emission monitoring technology is systematically described from four aspects:grinding process acoustic emission monitoring principle,feature extraction and selection,monitoring model and monitoring system development.Firstly,a review of the sources and characteristics of acoustic emission signals in grinding is presented,focusing on the principles of acoustic emission monitoring in different grinding conditions.Then the common feature extraction and selection methods and monitoring models for acoustic emission monitoring of grinding processes are compared,and the advantages and disadvantages of each method are compared.The development of existing monitoring systems is summarized.Finally,the problems in the current research on acoustic emission monitoring of grinding processes are summarized and the future development direction is prospected.

关 键 词：声发射 磨削加工 信号处理 智能监测 监测系统 

分 类 号：TB332[一般工业技术—材料科学与工程]