镁合金轿车顶盖横梁结构设计与分析Structure Design and Analysis of Magnesium-Alloy Car Roof Members
高云凯;程金山;于会涛;
摘要(Abstract)：
为了实现汽车车身结构的轻量化,针对国内某轿车车身顶盖横梁,设计了镁合金冲压件替代原来的钢结构横梁,并利用有限元仿真分析软件对比分析了钢结构横梁和镁合金横梁的模态、刚度、强度及顶压等性能。结果表明,镁合金件的结构设计与工艺是可行的,能达到原钢件同等的刚度、强度,而且与原钢件相比减重约40%。
关键词(KeyWords)： 顶盖横梁;轻量化;镁合金;有限元分析
基金项目(Foundation):
作者(Authors): 高云凯;程金山;于会涛;
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