助手标题
全文文献 工具书 数字 学术定义 翻译助手 学术趋势 更多
查询帮助
意见反馈
共[9]条 当前为第1条到9条
 

相关语句
冲压成形
    A Study on Numerical Simulation of Stamp Forming Process of Autobody Panel
    车身覆盖件冲压成形数值仿真研究
    Stamp forming technology on titanium Note-Book PC case
    钛金属笔记型电脑上壳件冲压成形技术
    The study of stamp forming of tailor-welded-blanks by numerical simulation
    基于数值模拟的拼焊接板冲压成形研究
    The Theoretic Research and Optimization of Surface Parts Stamp Forming
    曲面零件冲压成形的理论研究与优化
    The Research and Application on Key Technologies of Stamp Forming Process of Automobile Panel
    轿车车身覆盖件冲压成形关键技术的应用研究
    As a significant part of the national key project of nature science fund of china, called the Basic Theories, Simulation Method and Key Technique of Sheet metal Stamping and Tool’s Design (19832020), this paper deals with the initial guess arithmetic in one-step forming simulation and the effect of initial blank areas on computing efficiency in this process. What’s more, a membrane element is introduced to consider the bending of blank in stamp forming.
    本文结合国家自然科学基金重点项目“冲压成形与模具设计的基础理论、计算方法和关键技术”,重点研究了一步成形模拟初始场预示算法,以及在该过程中初始坯料面积对计算效率的影响,并提出了一种可弯曲修正的膜单元来考虑板料冲压成形过程中的弯曲效应。
    The main research content is as follows:The introduction of this paper points out the general situation of the development of blank stamp forming technology in auto industry. The necessity of fast simulation technology in the auto body panels’ forming process is also presented. Then the introduction analyzes the developing trend and wide use of one-step forming simulation approach which can be applied to the preliminary stage of process design in sheet metal forming.
    研究内容主要如下:论文第一章绪论考察了汽车工业中板材冲压成形技术的发展概况,提出了覆盖件成形过程中快速模拟技术的必要性,分析了可用于工艺设计早期的一步成形模拟方法的发展趋势,以及在板料成形的工艺设计中的广泛应用。
    The relationship between basic characteristic values and formability of sheet Inaterial is introduced, and the sighficance of material properties to the successful comPletion of stamp forming is pointed out.
    介绍了薄板材料的基本特性值与成形性能之间的相关性,指出了材料的各项性能对顺利完成冲压成形的重要重义。
    This paper expounds the working process to carry out autobody CAD/CAM and introduces the technical problems solved in earring out autobody CAD/CAM technology, such as typical surfaces modelling, surface smoothing, selection of pressing direction, surface design for technical supplementary part, analysis of stamp forming, creating and editing of toolpath,etc.
    本文论述了开展车身CAD/CAM技术的工作流程。 介绍了在实施车身CAD/CAM技术中所解决的技术问题,诸如典型曲面造型、曲面光顺、冲压方向选择、工艺补充部分的设计、冲压成形分析、刀具运动轨迹的生成与编辑等。
 

首页上一页1下一页尾页 

 
CNKI主页设CNKI翻译助手为主页 | 收藏CNKI翻译助手 | 广告服务 | 英文学术搜索
版权图标  2008 CNKI-中国知网
京ICP证040431号 互联网出版许可证 新出网证(京)字008号
北京市公安局海淀分局 备案号:110 1081725
版权图标 2008中国知网(cnki) 中国学术期刊(光盘版)电子杂志社