| 基于数值模拟的应力成形极限图的应用研究 |
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| 引用本文： | 薛玉雷,陈明和,王喜.基于数值模拟的应力成形极限图的应用研究[J].航空精密制造技术,2006,42(2):26-29. |
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| 作者姓名： | 薛玉雷 陈明和 王喜 |
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| 作者单位： | 南京航空航天大学机电学院,南京,210016 |
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| 摘 要： | 根据极限应变到极限应力的转换关系,采用 Hill48塑性准则和 Hill79塑性准则建立了应力成形极限图的数学计算模型。并基于板料成形有限元软件 Dynaform,实现了用应力成形极限图作为判据对板料成形进行分析。
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| 关 键 词： | 有限元 应力成形极限图 板料成形 数值模拟 |
| 文章编号： | 1003-5451(2006)02-0026-04 |
| 修稿时间： | 2005年11月6日 |
Study on Application of Forming Limit Stress Diagram Based on Numerical Simulation |
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| XUE Yu-lei,CHEN Ming-he,WANG Xi.Study on Application of Forming Limit Stress Diagram Based on Numerical Simulation[J].Aviation Precision Manufacturing Technology,2006,42(2):26-29. |
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| Authors: | XUE Yu-lei CHEN Ming-he WANG Xi |
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| Abstract: | A program of forming limit stress diagram is developed based on the finite element software Dynaform.Two examples of sheet forming is analyzed using the developed program.Forming limit stress diagram is used for analyzing sheet metal forming. |
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| Keywords: | finite element method forming limit stress diagram sheet forming numerical simulation |
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