| 几何参数对拉伸试验的影响 |
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| 引用本文： | 张孟玫,李茂盛,张孟芳,常冬梅,王双胜.几何参数对拉伸试验的影响[J].理化检验(物理分册),2009,45(4):199-201. |
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| 作者姓名： | 张孟玫 李茂盛 张孟芳 常冬梅 王双胜 |
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| 作者单位： | 张孟玫,李茂盛,Mengmei,LI Mao-sheng(北京石油化工学院,机械工程学院,北京,102617);张孟芳,常冬梅,王双胜,ZHANG Meng-fang,CHANG Dong-mei,WANG Shuang-sheng(北京航星机器制造公司,北京,100013)
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| 摘 要： | 分析了拉伸试验过程中出现的异常断裂情况，用非线性有限元分析系统Deform-3D软件模拟拉伸试验过程，研究了在各种几何参数变化和与夹具装配中出现尺寸偏差时试样上的应力分布情况及出现失效破坏的位置，其结果可用于材料试样的几何参数设计以及进一步的夹具优化设计。
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| 关 键 词： | 拉伸试验 几何参数 三维造型 |
Effect of Geometric Parameters on Tensile Test |
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| ZHANG Meng-mei,LI Mao-sheng,ZHANG Meng-fang,CHANG Dong-mei,WANG Shuang-sheng.Effect of Geometric Parameters on Tensile Test[J].Physical Testing and Chemical Analysis Part A:Physical Testing,2009,45(4):199-201. |
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| Authors: | ZHANG Meng-mei LI Mao-sheng ZHANG Meng-fang CHANG Dong-mei WANG Shuang-sheng |
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| Affiliation: | 1.Department of Mechanical Engineering;Beijing Institute of Petrochemical Technology;Beijing 102617;China;2.Beijing Hangxing Machinery Manufacturing Co.;Beijing 100013;China |
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| Abstract: | The abnormal breakage of samples in tensile experiments was explored.The tensile experiments were simulated with Deform-3D.Stress distributions and damaged points were analysed when various geometric parameters were applied with assembling error of fixture occuring.The result can be used to design geometric parameters of material samples and to optimize fixtures. |
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| Keywords: | tensile testing geometric parameters 3D modeling |
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