现代制造工程
現代製造工程
현대제조공정
MODERN MANUFACTURING ENGINEERING
2014年
12期
93-96,122
,共5页
超声珩磨%声振系统%模态分析%瞬态动力学分析%谐响应分析
超聲珩磨%聲振繫統%模態分析%瞬態動力學分析%諧響應分析
초성형마%성진계통%모태분석%순태동역학분석%해향응분석
ultrasonic honing%vibration system%mode analysis%transient dynamic analysis%harmonic response analysis
二维超声加工技术中刀具独特的运动轨迹有助于切削液对加工区进行冷却、润滑,避免切屑对已加工表面的划伤,可提高加工质量和加工效率,从而被广泛运用于精密、超精密加工中。在对二维超声珩磨进行运动分析的基础上,建立二维超声振动珩磨声振系统的模型,借助于有限元分析软件ANSYS对模型进行模态分析、瞬态动力学分析和谐响应分析,并运用其后处理模块对数值模拟结果进行了图形及曲线描述,为二维超声珩磨声振系统的结构设计和性能优化提供了理论依据。
二維超聲加工技術中刀具獨特的運動軌跡有助于切削液對加工區進行冷卻、潤滑,避免切屑對已加工錶麵的劃傷,可提高加工質量和加工效率,從而被廣汎運用于精密、超精密加工中。在對二維超聲珩磨進行運動分析的基礎上,建立二維超聲振動珩磨聲振繫統的模型,藉助于有限元分析軟件ANSYS對模型進行模態分析、瞬態動力學分析和諧響應分析,併運用其後處理模塊對數值模擬結果進行瞭圖形及麯線描述,為二維超聲珩磨聲振繫統的結構設計和性能優化提供瞭理論依據。
이유초성가공기술중도구독특적운동궤적유조우절삭액대가공구진행냉각、윤활,피면절설대이가공표면적화상,가제고가공질량화가공효솔,종이피엄범운용우정밀、초정밀가공중。재대이유초성형마진행운동분석적기출상,건립이유초성진동형마성진계통적모형,차조우유한원분석연건ANSYS대모형진행모태분석、순태동역학분석화해향응분석,병운용기후처리모괴대수치모의결과진행료도형급곡선묘술,위이유초성형마성진계통적결구설계화성능우화제공료이론의거。
The tool’s unique movement trajectory in two-dimensional ultrasonic machining technology can help cutting liquid offer good lubrication and cooling ,avoid chip scratching machined surface ,improve the processing quality and processing efficiency ,so it is widely used in precision and ultra-precision machining .It builds the model of ultrasonic vibration system ,based on the motion analysis of two-dimensional ultrasonic vibration honing .In addition,mode analysis,transient dynamic analysis and harmonic re-sponse analysis are carried out by means of finite element analysis software ANSYS .Using graphics and curve in the postprocess-ing module describe the results of numerical simulation .It can provide powerful model and theoretical basis for the structure de-sign and performance optimization of ultrasonic vibration system ,which is used for two-dimensional ultrasonic vibration honing .