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面向汽车覆盖件的有限元仿真虚拟匹配方法

本站小编 Free考研考试/2022-02-12

闁诲孩顔栭崰鎺楀磻閹剧粯鈷戞い鎰剁悼椤e弶绻濋埀顒勫箥椤旀儳宕ュ┑顔筋殘椤︾硽闂備焦瀵х粙鎺楁儗椤斿墽鍗氶悗娑欋缚閳绘棃鏌涢妷銏℃珦婵炲吋宀搁弻銈夊级閸喗娈堕梺缁樼墱閸庛倗绮欐径鎰闁肩⒈鍓涢幊婵嬫煟閻樺弶澶勭€规洘锕㈤敐鐐碘偓锝庡亾缁憋綁鏌熸潏楣冩妞ゆ挾鎳撻妴鎺戭潩閾忣偆銆婂┑鐘亾闁告稑鐡ㄩ弲顒勬倶閻愭彃鈷旀俊灞傚姂閺岋繝宕奸銏犲箰缂備焦顨呴ˇ闈涚暦濮橆叏绱eù锝勮娴煎洭姊洪崨濠傜瑨婵☆偅绻堥獮鎰板醇閺囩喐娅栨繛杈剧秬濞咃綁宕″⿰鍫熷€甸柣銏犵仛閸も偓闂佹悶鍔嶇换鍕垝鐠囧弬鏃傗偓锝庡墰閿涳拷
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王威,王珉,胡俊聪,鲍益东,金霞,陈文亮
南京航空航天大学 机电学院, 南京 210016
发布日期:2020-06-02
通讯作者:王珉,男,讲师,电话(Tel.):025-84896877;E-mail:wangm@nuaa.edu.cn.
作者简介:王威(1994-),男,山东省济宁市人,硕士生,主要从事飞机自动化装配技术研究.


Virtual Matching Method Based on Finite Element Simulation in Automotive Panel

WANG Wei,WANG Min,HU Juncong,BAO Yidong,JIN Xia,CHEN Wenliang
College of Mechanical and Electronical Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China
Published:2020-06-02







摘要/Abstract


摘要: 提出一种面向汽车覆盖件的有限元仿真虚拟匹配方法.在有限元分析的虚拟环境下,该方法能够对汽车覆盖件、连接件和外综合样架模型进行快速装配分析,并给出汽车覆盖件的变形预测;对可调整零件进行敏感度分析以获取基准点调零的策略,提取样本点位置数据以判断汽车覆盖件的匹配质量;以汽车引擎盖装配验证作为方法应用实例,通过对比样本点的仿真数据与试验数据,获得两者变化趋势较为一致的结论,并通过计算获得最大偏差在0.6mm以内.研究结果表明,所提方法在验证汽车覆盖件是否满足车身装配要求方面具有可行性与有效性.
关键词: 汽车覆盖件; 基准定位系统; 基准点调零; 虚拟匹配; 有限元分析; 汽车引擎盖
Abstract: A virtual matching method based on finite element simulation in automotive panel is proposed. In the virtual environment of finite element analysis, the rapid assembly analysis on models of automotive panels, connectors and external sample rack is performed, and the deformation prediction of automotive panel is obtained. The sensitivity of the adjustable parts is analyzed to gain the adjustment strategy of reference point zeroing, and the sample point position data are extracted to judge the matching quality of automotive panel. An application example of automobile hood assembly is used to verify the proposed method. And the simulation data and test data of sample points are compared. It is concluded that the simulation data are nearly consistent with the test data. The maximum deviation is less than 0.6mm. The results show that the proposed method is feasible and effective to verify that the automobile panel meets the requirements of body assembly.
Key words: automotive panel; reference positioning system; reference point zeroing; virtual matching; finite element analysis; automotive hood


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相关话题/汽车 数据 南京航空航天大学 计算 综合

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