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Virtual FRF를 이용한 채터강성 해석에 관한 연구
강성운(Seong-Un Kim),정낙신(Nak-Shin Jeong),이강재(Kang-Jae Lee),양민양(Min-Yang Yang) 한국생산제조학회 2009 한국생산제조시스템학회 학술발표대회 논문집 Vol.2009 No.5
The prediction of chatter stable region is a significant requirement for the manufacturing industry. Usually, the chatter stability lobes are obtained by measuring the frequency response function(FRF) of a machining center using impulse test or exciter test. However, these tests are not only spent much time, but also performed after machining center is manufactured. This paper presents virtual FRF using by F.E.M for the prediction of chatter stable region. The proposed method enables a designer to estimate the chatter resistance of machine tools at the early stage of design.