With modern CAD method and smart skill of making mesh used,finite element(FE) model is established and the problem of structure of heavy truck body and large dimension are solved.

• 应用计算机辅助设计和有限元网格划分的技巧和方法建立有限元模型,有效地解决矿用汽车货箱结构和尺寸庞大的问题。