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对各向异性板料成形极限曲线的研究
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英文标题： |
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作者：李志刚 肖祥芷 肖景容 |
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出版年,卷(期):页码：1982,7(4):11-15 |
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摘要：
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本文在失稳理论的基础上导出了正交各向异性板料失稳时的主应变计算公式;讨论了各种因素对成形极限曲线的影响;并对08F钢板进行了实验,将实验结果与理论分析进行了比较。
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参考文献：
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[1] R.M.Hobbs: Use of Grid Strain Analysis for Die Development and Process Control in Australian Press Shops SMI. 1978． 4
[2] J. Woodthorpe and R.Pearce: The Effect of r and n upon the Forming Limit Diagrams of Sheet Steel SMI. 1969． 12．
[3] S.SHecker: S.imple Technique for Determining Forming Limit Curves SMI.1975． 11．
[4] J.Hiam and A.Lee: Factors Influencing the Forming Limit Curves of Sheet Steel SMI. 1978, 5
[5] Z.Marciniak and K.Kuczynski: Limit Strains in the Processes of Stretch-forming Sheet Metal Int. J. Mech. Sci. Vol.9． 1967．
[6] H.W.Swift: Plastic Instability under Plane Stress Journal of the Mechanics and Phys ics of Solids Vol. 1． 1952．
[7] R.Hill: On DiScontinuous Plastic States With Special Reference to Localized Necking in Sheet Journal of the Mechanics and Physics of Solids Vol. 1． 1952．
[8] B.Larsen: Formability of Sheet Metal SMI.1977． 10．
[9] R.D.Venter and M.C.de Malherbe: Theoretical Estimate of the Keeler-Goodwin Formability Curve SMI.1971． 9．
[10] V.Hasek and K.Lange: Some Studies on the Teoretical Discription of Forming Limit Diagrams Proc. Int. Conf. Prod. Eng. Tokyo. 1974． p1
[11] 胡世光:板料拉伸变形的稳定性与成形极限图的建立《锻压技术》1979． No.4．
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