目 录中文摘要··························································4英文摘要··························································41 绪论····························································51.1 简介···························································51.2 汽车转向系统现状···············································51.3 课题研究内容···················································81.4 本章小结·······················································92 液压助力转向器方案及确定········································102.1 转向系的分析及选择············································102.2 转向器的选择··················································122.2.1 齿轮齿条式转向器·············································122.2.2 循环球式转向器···············································142.2.3 蜗杆滚轮式转向器·············································142.2.4 蜗杆指销式转向器·············································143 齿轮齿条式液压助力转向器工作原理································153.1 工作原理·······················································163.2 工作过程·········································...
