| 多角拉弯成形的回弹机理分析研究 |
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| 引用本文： | 王长涛,陈靖芯,高建和,李红. 多角拉弯成形的回弹机理分析研究[J]. 拖拉机与农用运输车, 2009, 36(2) |
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| 作者姓名： | 王长涛 陈靖芯 高建和 李红 |
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| 作者单位： | 扬州大学,机械工程学院,江苏,扬州,225009 |
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| 基金项目： | 江苏省高校自然科学研究基础项目，江苏省"六大人才高峰"项目 |
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| 摘 要： | 针对U形件中多角对回弹的影响,设计了一组带翻边、不同弯角数的U形件进行实际冲压成形试验。根据应变的测试结果,结合冲压件的关键点的金相组织的分析和关键测试点处的晶格畸变,对多角拉弯成形时的回弹的机理进行了研究。
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| 关 键 词： | 多角拉弯成形 回弹 应变 金相组织 |
Springback Mechanism Analysis of Muti-angle Draw-bending Forming |
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| WANG Chang-tao,CHEN Jing-xin,GAO Jian-he,LI Hong. Springback Mechanism Analysis of Muti-angle Draw-bending Forming[J]. Tractor & Farm Transporter, 2009, 36(2) |
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| Authors: | WANG Chang-tao CHEN Jing-xin GAO Jian-he LI Hong |
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| Abstract: | A series of flanged and multi-angle U shaped parts were designed in allusion to influences on springback by multi-angle to conduct punching experiments.According to the strain testing results,metallurgical structure of key testing points of the punching parts were analyzed and distortion of lattice were observed to study springback mechanism of multi-angle draw-bending forming. |
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| Keywords: | Multi-angle draw-bending forming Springback Strain Metallurgical structure |
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