材料研究学报  1992, Vol. 6 Issue (1): 33-38

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圆腔凹模液压胀形正交异性板试件顶点的主应力差的预测

周维贤

西北工业大学1001教研室;教授;西安市710072

PREDICTION OF QUANTITATIVE DIFFERENCE BETWEEN THE TWO PRINCIPAL STRESSES AT THE POLE OF A BULGING SPECIMEN IN A DIE WITH CIRCULAR CAVITY

ZHOU Weixian(Northwestern Polytechnical University)

周维贤. 圆腔凹模液压胀形正交异性板试件顶点的主应力差的预测[J]. 材料研究学报, 1992, 6(1): 33-38.
. PREDICTION OF QUANTITATIVE DIFFERENCE BETWEEN THE TWO PRINCIPAL STRESSES AT THE POLE OF A BULGING SPECIMEN IN A DIE WITH CIRCULAR CAVITY[J]. Chin J Mater Res, 1992, 6(1): 33-38.

摘要 参考文献 相关文章 Metrics 全文: PDF(408 KB)   摘要: 依据圆腔凹模中液压胀形件顶点材料的变形,是在其板面内的两个主应力同等作用下进行的。本文应用最近发展的塑性异性理论,建立了这两个主应力的差值的预测式。对几种金属板料的计算和实验验证表明,预测结果良好,精度是令人满意的。 关键词 ： 正交异性板,  液压胀形,  试件顶点,  主应力差     Abstract：According to the characteristics that the two principal stresses in plane at thepole of a bulging speciman in a die with circular cavity are playing equally important role inleading the deforming of material here,a method predicting the quantitative diffe Key words： orthotropic sheet    bulging    pole of a specimen    difference between principal stresses 收稿日期: 1992-02-25      基金资助:国家自然科学基金,5870065 服务 把本文推荐给朋友 加入引用管理器 E-mail Alert RSS 作者相关文章 周维贤 44.8K 链接本文: https://www.cjmr.org/CN/      或      https://www.cjmr.org/CN/Y1992/V6/I1/33 1 Gerdeen J C et al.In:Society of Manuf Eng ed.Proc 15th North Am Manuf Resea Conf,Dearborn:SME,1987:353 2 Hosford W F In:Society of Manuf Eng ed.Proc 7th North Am Metal Conf,Dearborn:SME,1979:191 3 Zhou Weixian(周维贤).Int J Mech Sci,1990;32(6) :513 4 希尔 R.塑性数学理论,北京:科学出版社,1960:346 5 周维贤,材料科学进展,1990;4(5) :381 [1] 陈积伟;胡平;连建设. 材料参数及静水压力对超塑性胀形影响的数值模拟[J]. 材料研究学报, 1992, 6(3): 204-208. Viewed Full text Abstract Cited   Shared      Discussed