张敬冲;李言;杨明顺;姚梓萌;

• 1:西安理工大学机械与精密仪器工程学院

摘要(Abstract)：

为研究单点增量成形件残余应力分布情况以及不同工艺参数对残余应力和轴向精度的影响,对成形材料1050铝进行性能分析。用ABAQUS有限元软件建立单点增量成形圆锥台件三维实体有限元模型,根据模拟结果分析工具头直径D、层间距ΔZ、主轴转速W和进给速度F对残余应力分布规律的影响,进而分析对轴向精度的影响,并通过实验验证仿真结果的有效性。研究表明:在较小的工具头直径和层间距、合适的主轴转速和较高的进给速度的条件下,可以获得较好的残余应力分布状态和较高的成形件轴向精度。

关键词(KeyWords)： 残余应力;单点增量成形;成形精度;ABAQUS

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(51475366;51475146);; 陕西省科技计划项目(2016JM5074)

作者(Author): 张敬冲;李言;杨明顺;姚梓萌;

Email:

DOI:

参考文献(References)：

• [1]MARTINS P,BAY N,SKJOEDT M,et al.Theory of single point incremental forming[J].CIRP Annals-Manufacturing Technology,2008,57(1):247-252.
• [2]JESWIET J.Asymmetric incremental sheet forming[J].Advanced Materials Research,2005,522(6):35-58.
• [3]DAVARPANAH M A,MIRKOUEI A,YU X,et al.Effects of incremental depth and tool rotation on failure modes and microstructural properties in single point incremental forming of polymers[J].Journal of Materials Processing Technology,2015,222:287-300.
• [4]LU H,KEARNEY M,LI Y,et al.Model predictive control of incremental sheet forming for geometric accuracy improvement[J].International Journal of Advanced Manufacturing Technology,2015,82(9/10/11/12):1781-1794.
• [5]KHAN M S,COENEN F,DIXON C,et al.An intelligent process model:predicting springback in single point incremental forming[J].International Journal of Advanced Manufacturing Technology,2014,76(9/10/11/12):2071-2082.
• [6]BEHERA A K,VERBERT J,LAUWERS B,et al.Tool path compensation strategies for single point incremental sheet forming using multivariate adaptive regression splines[J].Computer-Aided Design,2013,45(3):575-590.
• [7]FU Z,MO J,HAN F,et al.Tool path correction algorithm for single-point incremental forming of sheet metal[J].International Journal of Advanced Manufacturing Technology,2012,64(9/10/11/12):1239-1248.
• [8]INGARAO G,AMBROGIO G,GAGLIARDI F,et al.A sustainability point of view on sheet metal forming operations:material wasting and energy consumption in incremental forming and stamping processes[J].Journal of Cleaner Production,2012,29/30:255-268.
• [9]GULATI V,ARYAL A,KATYAL P,et al.Process parameters optimization in single point incremental forming[J].Journal of the Institution of Engineers,2016,97:1-9.
• [10]SARRAJI W K H,HUSSAIN J,REN W X.Experimental investigations on forming time in negative incremental sheet metal forming process[J].Materials&Manufacturing Processes,2012,27(5):499-506.
• [11]Duflou J R,Callebaut B,Verbert J,et al.Improved SPIF performance through dynamic local heating[J].International Journal of Machine Tools&Manufacture,2008,48(5):543-549.
• [12]GUZMáN C F,GU Jun,DUFLOU J.Study of the geometrical inaccuracy on a SPIF two-slope pyramid by finite element simulations[J].International Journal of Solids and Structures,2012,49(25):3594-3604.
• [13]ECHRIF S B M,HRAIRI M.Research and progress in incremental sheet forming processes[J].Materials&Manufacturing Processes,2011,26(11):1404-1414.
• [14]韦红余,胡铭明,高霖.圆锥形渐进成形零件成形精度研究[J].机械工程学报,2010,46(9):193-198.
• [15]RADU C,TAMPU C,CRISTEA I,et al.The effect of residual stresses on the accuracy of parts processed by SPIF[J].Materials&Manufacturing Processes,2013,28(5):572-576.
• [16]TANAKA S,NAKAMURA T,HAYAKAWA K,et al.Residual stress in sheet metal parts made by incremental forming process[C]//AIP Conference Proceedings.London:Mortimer House,2007:775-780.
• [17]ALLWOOD J M,BRAUN D,MUSIC O.The effect of partially cut-out blanks on geometric accuracy in incremental sheet forming[J].Journal of Materials Processing Technology,2010,210(11):1501-1510.
• [18]SINGH A,AGRAWAL A.Investigation of surface residual stress distribution in deformation machining process for aluminum alloy[J].Journal of Materials Processing Technology,2015,225:195-202.
• [19]姚梓萌,李言,杨明顺,等.金属板材单点增量成形过程成形力的研究[J].机械科学与技术,2015,34(7):1044-1047.