| 基于数值模拟的覆盖件表面畸变检测算法 |
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| 引用本文： | 史志辉,章志兵,柳玉起,许恒建,杨永康,江正平,詹志鹏. 基于数值模拟的覆盖件表面畸变检测算法[J]. 塑性工程学报, 2011, 18(6). DOI: 10.3969/j.issn.1007-2012.2011.06.013 |
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| 作者姓名： | 史志辉 章志兵 柳玉起 许恒建 杨永康 江正平 詹志鹏 |
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| 作者单位： | 1. 华中科技大学 材料成形与模具技术国家重点实验室,武汉,430074
2. 湖北省齐星汽车车身股份有限公司,随州,441327 |
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| 基金项目： | 国家自然科学基金，国家数控重大专项资助项目 |
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| 摘 要： | 根据汽车覆盖件成形中表面畸变的几何特征,模拟油石检测板料表面畸变的过程,在对板料进行三维网格数值模拟的基础上,通过分析网格上节点与周围节点的相对位置,在FASTAMP后置处理系统中实现了表面畸变的检测功能。算法的计算效率和计算精度较高,在分析设计阶段实现了表面畸变的预测,使试模次数减少,生产率得到提高。
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| 关 键 词： | 覆盖件 表面畸变 数值模拟 |
Detection of surface distortion on automobile panel based on numerical simulation |
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| SHI Zhi-hui,ZHANG Zhi-bing,LIU Yu-qi,XU Heng-jian,YANG Yong-kang,JIANG Zheng-ping,ZHAN-Zhi-peng. Detection of surface distortion on automobile panel based on numerical simulation[J]. Journal of Plasticity Engineering, 2011, 18(6). DOI: 10.3969/j.issn.1007-2012.2011.06.013 |
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| Authors: | SHI Zhi-hui ZHANG Zhi-bing LIU Yu-qi XU Heng-jian YANG Yong-kang JIANG Zheng-ping ZHAN-Zhi-peng |
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| Affiliation: | SHI Zhi-hui ZHANG Zhi-bing LIU Yu-qi XU Heng-jian(State Key Laboratory of Material Processing Forming and Die and Mould Technology,Huazhong University of Science and Technology,Wuhan 430074 China) YANG Yong-kang JIANG Zheng-ping ZHAN Zhi-peng(Hubei Qixing Cabin Manufacturing Co.,Ltd.Suizhou 441327 China) |
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| Abstract: | According to the geometry of surface distortion in the automobile panel forming process,simulating the process for detecting the surface distortion with an oilstone,a function that can detect the surface distortion with high computational efficiency and accuracy was developed on the basis of three-dimensional grid sheet achieved by numerical simulation,through analyzing the relative position between a node and the nodes around it.The calculation method can be used in the design process to predict the surfac... |
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| Keywords: | automobile panel surface distortion numerical simulation |
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