对4Cr5MoSiV1钢进行了高速切削试验,利用光学显微镜和扫描电镜等观察了高速正交切削试验中切削速度变化对切屑形态和绝热剪切带(ASB)的微观结构特征的影响,对ASB形成和发展的影响因素进行了分析,并对ASB的尺寸与分布做了分析.结果表明:切削速度是ASB形成和发展的主要影响因素,随着切削速度的增加,ASB的长度和宽度逐渐减小,间距逐渐增大;刀具前角是影响ASB形成和发展的次要因素.
所属栏目
材料性能及其应用
收稿日期
2008/4/62008/11/11
作者单位
鲁世红:南京航空航天大学机电学院, 江苏 南京 210016
何宁:南京航空航天大学机电学院, 江苏 南京 210016
谢卿阳:南京航空航天大学机电学院, 江苏 南京 210016
备注
鲁世红(1964-),女,江苏南京人,副教授.
引用该论文:
LU Shi-hong,HE Ning,XIE Qing-yang.Adiabatic Shear Bands of 4Cr5MoSiV1 Steel Formed by High Speed Cutting[J].Materials for mechancial engineering,2009,33(3):61～64
鲁世红,何宁,谢卿阳.高速切削4Cr5MoSiV1钢形成的绝热剪切带[J].机械工程材料,2009,33(3):61～64
被引情况:
【1】
张长清,谢兰生,陈明和, "高应变速率下两种损伤容限型钛合金的动态压缩变形行为",机械工程材料
40, 94-97(2016)
参考文献
【1】
杨扬,程信林.绝热剪切的研究现状及发展趋势[J].中国有色金属学报,2002,12(3):401-408.
【2】
王礼立,余同希,李永池.冲击动力学进展[M].合肥:中国科技大学出版社,1992:3-33.
【3】
ASTAKHOV V P.On the inadequacy of the single-shear plane model of chip formation[J].International Journal of Mechanical Sciences,2005,47:1649-1672.
【4】
MEYERS M A,NESTERENKO V F,JERRY C,et al.Shear localization in dynamic deformation of materials: microstructural evolution and self-organization[J].Materials Science and Engineering A,2001,317(1/2):204-225.
【5】
NESTERENKO V F,MEYERS M A,WRIGHT T W.Self-organization in the initiation of adiabatic shear bands[J].Acta Materialia,1998,46(1):327-340.
【6】
HUMPHREYS F J,HATHERLY M.Recrystallization and related annealing phenomena[M].New York: Elsevier Science,1995.
【7】
PEREZ-PRADO M T,HINES J A,VECCHIO K S.Microstructural evolution in adiabatic shear bands in Ta and Ta-W alloys[J].Acta Mater,2001,49:2905-2917.
【8】
CHO K,LEE S.Adiabatic shear band formation during dynamic torsional deformation of an HY 100 steel[J].Acta Me-tall Mater,1993,41(3):923-932.
【9】
CAMPBELL C E,BENDERSKY L A,BOETTINGER W J.Microstructural characterization of Al-7075-T651 chips and work pieces produced by high-speed machining[J].Materials Science and Engineering A,2006,430:15-26.
【10】
GUO Y B,DAVID W Y.A FEM study on mechanisms of discontinuous chip formation in hard machining[J].Journal of Materials Processing Technology,2004,155/156:1350-1356.
【11】
MEYERS M A,XU Y B,XUE Q,et al.Microstructural evolution in adiabatic shear localization in stainless steel[J].Acta Materialia,2003,51:1307-1325.
【12】
DUAN C Z,WANG M J.Characteristics of adiabatic shear bands in the orthogonal cutting of 30CrNi3MoV steel[J].Journal of Materials Processing Technology,2005,168:102-106.
【13】
ASHBY M F,VERRALL R A.Diffusion-accommodated flow and superplasticity[J].Acta Metal,1973,21:149-163.
