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挤压筒颤振辅助双杯挤压成形过程有限元分析

胡新华 杨庆华 王志恒 鲍官军 洪潇潇 薛军义

胡新华, 杨庆华, 王志恒, 鲍官军, 洪潇潇, 薛军义. 挤压筒颤振辅助双杯挤压成形过程有限元分析[J]. 机械科学与技术, 2016, 35(10): 1578-1585. doi: 10.13433/j.cnki.1003-8728.2016.1017
引用本文: 胡新华, 杨庆华, 王志恒, 鲍官军, 洪潇潇, 薛军义. 挤压筒颤振辅助双杯挤压成形过程有限元分析[J]. 机械科学与技术, 2016, 35(10): 1578-1585. doi: 10.13433/j.cnki.1003-8728.2016.1017
Hu Xinhua, Yang Qinghua, Wang Zhiheng, Bao Guanjun, Hong Xiaoxiao, Xue Junyi. Finite Element Analysis of Double Cup Extrusion Process with Fluttering Container[J]. Mechanical Science and Technology for Aerospace Engineering, 2016, 35(10): 1578-1585. doi: 10.13433/j.cnki.1003-8728.2016.1017
Citation: Hu Xinhua, Yang Qinghua, Wang Zhiheng, Bao Guanjun, Hong Xiaoxiao, Xue Junyi. Finite Element Analysis of Double Cup Extrusion Process with Fluttering Container[J]. Mechanical Science and Technology for Aerospace Engineering, 2016, 35(10): 1578-1585. doi: 10.13433/j.cnki.1003-8728.2016.1017

挤压筒颤振辅助双杯挤压成形过程有限元分析

doi: 10.13433/j.cnki.1003-8728.2016.1017
基金项目: 

国家自然科学基金项目(51275475)、浙江省科技厅资助项目(2012C21112)、浙江省教育厅资助项目(2014BY001)及浙江省重点实验室开放基金项目(2014EP0110)资助

详细信息
    作者简介:

    胡新华(1975-),副教授,博士研究生,研究方向为金属精密塑性成形技术,770838603@qq.com

Finite Element Analysis of Double Cup Extrusion Process with Fluttering Container

  • 摘要: 阐述挤压筒颤振辅助双杯挤压成形机理,运用Deform-3D有限元分析软件进行数值模拟仿真,分析比较不同施振参数下的行程载荷、材料流动速度、杯高比及等效应力分布。仿真结果表明挤压筒颤振可降低平均行程载荷,其平均行程载荷的最大下降值随颤振速度的提高而增加,但对实际挤压力影响不明显;上杯材料流动速度随颤振速度的提高而减小,下杯材料则相反;当颤振速度小于下杯材料流动速度时,杯高比大于无颤振时的值,且随颤振速度的提高而增加,而当颤振速度大于下杯材料流动速度时,上杯材料流动速度方向会出现反向,杯高比小于无颤振时的值,并随颤振速度的提高而减小;邻近挤压筒侧的塑性变形区随颤振周期性上下运动,但并不改变最大等效应力。
  • [1] 赵升吨,李永峄,范淑琴.超声振动塑性加工技术的现状分析[J].中国机械工程,2013,24(6):835-840 Zhao S D, Li Y Y, Fan S Q. Status analysis of plastic processing technology with ultrasonic vibration[J]. China Mechanical Engineering, 2013,24(6):835-840(in Chinese)
    [2] 蔡改贫,刘峥,张晖.低频脉冲振动条件下金属成形的体积效应分析[J].锻压技术,2008,33(5):155-159 Cai G P, Liu Z, Zhang H. Volume effect analysis of metal deformation with low-frequency pulse vibration[J]. 2008,33(5):155-159(in Chinese)
    [3] Bunget C, Ngaile G. Influence of ultrasonic vibration on micro-extrusion[J]. Ultrasonics, 2011,51(5):606-616
    [4] Wen T, Wei L, Chen X, et al. Effects of ultrasonic vibration on plastic deformation of AZ31 during the tensile process[J]. International Journal of Minerals, Metallurgy and Materials, 2011,18(1):70-76
    [5] 齐海群,张宏,宋晓国,等.施加反拉力复合超声振动拉丝的实验研究[J].哈尔滨工程大学学报,2013,34(3):402-408 Qi H Q, Zhang H, Song X G, et al. Experimental research of the wire drawing with composite ultrasonic vibration imposed by anti-pull[J]. Journal of Harbin Engineering University, 2013,34(3):402-408(in Chinese)
    [6] Osakasa K, Wang X, Hanami S. Precision forging of spline by flashless die forging with axially driven die[J]. CIRP Annals-Manufacturing Technology, 1997,46(1):209-212
    [7] Osakasa K, Wang X, Hanami S. Precision forging process with axially driven container[J]. Journal of Materials Processing Technology, 1997,71(1):105-112
    [8] Rosochowska M, Rosochowski A. FE simulation of ultrasonic back extrusion[C]//Proceedings of the 10th ESAFORM Conference on Material Forming, April 18-20, 2007. Zaragoza, Spain:AIP, 2007
    [9] 王志恒,杨庆华,胡新华,等.颤振激励下金属冷挤压成形降载特性[J].浙江大学学报(工学版),2014,48(6):3-13 Wang Z H, Yang Q H, Hu X H, et al. Derating characteristics of metal cold extrusion with function of chattering[J]. Journal of Zhejiang University (Engineering Science), 2014,48(6):3-13(in Chinese)
    [10] Ashida Y, Aoyama H. Press forming using ultrasonic vibration[J]. Journal of Materials Processing Technology, 2007,187-188:118-122
    [11] Yao Z H, Kim G Y, Faidley L, et al. Effects of superimposed high-frequency vibration on deformation of aluminum in micro/meso-scale upsetting[J]. Journal of Materials Processing Technology, 2012,212(3):640-646
    [12] Akbari Mousavi S A A, Feizi H, Madoliat R. Investigation on the effects of ultrasonic vibrations in the extrusion process[J]. Journal of Materials Processing Technology, 2007,187-188:657-661
    [13] 孟永钢,刘新忠,陈军.超声波在拔丝加工中减摩降载作用的研究[J].清华大学学报(自然科学版),1998,38(4):28-32 Meng Y G, Liu X Z, Chen J. Investigation on the effect of ultrasonic vibration on reduction in drawing force[J]. Journal of Tsinghua University (Science and Technology), 1998,38(4):28-32(in Chinese)
    [14] Huang Z H, Lucas M, Adams M J. Influence of ultrasonics on upsettting of a model paste[J]. Ultrasonics, 2002,40(1-8):43-48
    [15] Tan X C. Friction of plasticity:Application of the dynamic friction model[J]. Journal of Engineering Tribology, 2007,221(2):115-131
    [16] Chan W L, Fu M W, Yang B. Study of size effect in micro-extrusion process of pure copper[J]. Material and Design, 2011,32(7):3772-3782
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出版历程
  • 收稿日期:  2015-08-02
  • 刊出日期:  2016-10-05

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