| 基于视觉的汽车覆盖件塑性主应变测定 |
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| 引用本文： | 王海涛,张力,项辉宇.基于视觉的汽车覆盖件塑性主应变测定[J].北京工商大学学报(自然科学版),2008,26(4). |
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| 作者姓名： | 王海涛 张力 项辉宇 |
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| 作者单位： | 北京工商大学机械自动化学院,北京,100037 |
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| 摘 要： | 基于视觉技术采用方形网格法进行变形区域塑性主应变分布测量.分析了其原理、特点以及根据节点位移计算塑性主应变的相关理论和方法.
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| 关 键 词： | 视觉 塑性应变测量 汽车覆盖件 |
MENSUREMENT OF PRINCIPAL PLASTIC STRAIN OF AUTOMOBILE PANEL BASED ON VISION |
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| WANG Hai-tao,ZHANG Li,XIANG Hui-yu.MENSUREMENT OF PRINCIPAL PLASTIC STRAIN OF AUTOMOBILE PANEL BASED ON VISION[J].Journal of Beijing Technology and Business University:Natural Science Edition,2008,26(4). |
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| Authors: | WANG Hai-tao ZHANG Li XIANG Hui-yu |
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| Abstract: | A squareness grid method was used to determine the principal plastic strain distribution in a deformed area of a sheet metal piece.The paper describes the theoretical principles,the grid patterns and their characteristics,and the calculation of the principal strains based on the grid node displacements. |
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| Keywords: | vision plastic strain measurement automobile panel |
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