某型载货车车架结构轻量化设计  

Lightweight Design for Frame Structure of a Heavy-duty Truck

作　　者：桂良进[1] 周长路[1] 范子杰[1] 

机构地区：[1]清华大学,汽车安全与节能国家重点实验室,北京100084

出　　处：《汽车工程》2003年第4期403-406,共4页Automotive Engineering

摘　　要：建立了某型载货车车架结构的应力分析有限元模型 ,计算了多种工况下车架结构的应力分布并以已有的试验结果进行验证。在此基础上 ,提出该车架结构的轻量化设计方案 ,并进行了改进设计后车架结构的强度分析 。In this paper,a finite element model for the frame structure of a heavy-duty truck is esablished.The stress distributions of frame structure are calculated in various conditions and the results are verified by the tests.Based on the results of analyses,the lightweight designs of frame structure are presented,the strength of new frame structures are examined and the reasonable lightweight design is achieved.

关 键 词：载货汽车 车架结构 应力分析 有限元模型 轻量化 设计 强度 

分 类 号：U463.32[机械工程—车辆工程]