| 液压夹紧装置在差厚激光拼焊板冲压中的研究 |
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| 引用本文： | 郭伟刚,吴毅明,罗晓晔,周水琴.液压夹紧装置在差厚激光拼焊板冲压中的研究[J].锻压技术,2008,33(5). |
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| 作者姓名： | 郭伟刚 吴毅明 罗晓晔 周水琴 |
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| 作者单位： | 1. 杭州职业技术学院友嘉机电学院,浙江杭州,310018
2. 深圳中集集团IE组,广东深圳,518067 |
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| 基金项目： | 国家自然科学基金，杭州职业技术学院院级青年专项课题 |
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| 摘 要： | 破裂和焊缝移动是差厚激光拼焊板成形中存在的两个主要问题.利用塑性力学,对焊缝移动进行了力学分析.为提高激光拼焊板的成形性能,设计了液压夹紧装置,并解释了装置的原理.通过门内板拼焊板的冲压成形实验,比较了使用液压缸前后拼焊板的焊缝移动变化和板厚变化情况.实验表明,夹紧装置能有效地控制差厚拼焊板成形中焊缝的移动,能减少薄侧板材的变薄,从而提高拼焊板的整体成形性能.
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| 关 键 词： | 破裂 焊缝移动 拼焊板 液压夹紧装置 |
Research on hydraulic clamping device for stamping multi-gauge laser tailor-welded blanks |
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| GUO Wei-gang,WU Yi-ming,LUO Xiao-ye,ZHOU Shu-qin.Research on hydraulic clamping device for stamping multi-gauge laser tailor-welded blanks[J].Forging & Stamping Technology,2008,33(5). |
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| Authors: | GUO Wei-gang WU Yi-ming LUO Xiao-ye ZHOU Shu-qin |
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| Affiliation: | GUO Wei-gang1,WU Yi-ming2,LUO Xiao-ye1,ZHOU Shui-qin1(1.Fair Friend Institute of Electro-mechanics,Hangzhou Vocational , Technical College,Hangzhou 310018,China,2.IE Group,China International Marine Containers(Group) Ltd.,Shenzhen 518067,China) |
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| Abstract: | Fracture and welded-line movement are two main problems in stamping of multi-gauge laser tailor-welded blanks.Welded-line movement was analyzed in plastic mechanics.Hydraulic clamping device was designed to improve the formability of tailor-welded blanks.The principle of hydraulic clamping device was explained too.With the experiment of tailor-welded blank stamping for door inner,results of welded-line movement and thickness changing were summarized.Hydraulic clamping device was used in the experiment which... |
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| Keywords: | fracture welded-line movement tailor-welded blank hydraulic clamping device |
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