基于某款赛车车架力学特性分析与优化  

Analysis and Optimization of Frame Mechanical Characteristics Based on a Racing Car

作　　者：孙健[1] 戴晓锋[1] 王蒙 朱飞碟 孙海梅 SUN Jian;DAI Xiao-feng;WANG Meng;ZHU Fei-die;SUN Hai-mei(Yangzhou Polytechnic Institute, Yangzhou 225127 China)

机构地区：[1]扬州工业职业技术学院,江苏扬州225127

出　　处：《科技创新与生产力》2018年第2期104-107,共4页Sci-tech Innovation and Productivity

摘　　要：采用Hypermesh软件对车架进行有限元建模并约束相关自由度和加载理论载荷。通过对赛车车架实体模型进行不同工况下的力学特性分析,获得车架最大应力、应变、位移,确保赛车和车手的安全,并依据有限元计算结果,在满足强度和刚度的基础上,以提高安全性为目标进行局部优化,为赛车安全性的进一步优化提供参考。In this paper,Hypermesh software is used to build the finite element model o f the frame and restrict relative freedom and load o f the loading theory.In order to ensure the safety o f racing car and riders,it analyzes the mechanical characteristics of the solid model o f racing car under different conditions,and obtains the maximum stress,strain and displacement o f the frame.Finally,according to the results o f finite element calculation,the frame structure is optimized on the basis of satisfying the strength and stiffness.The study provides a reference for further safety optimization o f racing car.

关 键 词：赛车车架 力学特性 有限元分析 自由度 

分 类 号：U469.696[机械工程—车辆工程]