A novel 3D optical method for measuring and evaluating springback in sheet metal forming process
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- 作者：Dehai Zhanga ; dhzhang@zzuli.edu.cn" class="auth_mail" title="E-mail the corresponding author ; Yanqin Lia ; b ; Jianxiu Liua ; Guizhong Xiea ; b ; Erwei Sua
- 关键词：Springback ; Geomagic Qualify ; Photogrammetry ; Measurement
- 刊名：Measurement
- 出版年：2016
- 出版时间：October 2016
- 年：2016
- 卷：92
- 期：Complete
- 页码：303-317
- 全文大小：4953 K
文摘
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3D optical method for measuring and evaluating the springback.
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Evaluation index <em>Sem> consists of a 3D springback value <em>wem> and its vectors along <em>xem>, <em>yem> and <em>zem> directions.
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Point cloud obtained using photogrammetry and surface scanning systems.
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A cutting line for the point cloud or CAD model obtained in Geomagic Qualify.
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Springback calculated as the difference between any two corresponding key points in cutting.