题目：沃尔沃xc40前后车门装配工艺目录1.车门系统的结构与组成..................................................................................................11.1什么是车门系统....................................................................................................11.2车门系统的作用....................................................................................................12.装配线工作要求..............................................................................................................12.1一般要求................................................................................................................12.2工作前要求............................................................................................................22.3工作中要求............................................................................................................22.4工作后要求............................................................................................................23.沃尔沃xc40前后车门装配工艺....................................................................................23.1取下上半部分铰链................................................................................................33.2将上半铰链装至车门............................................................................................43.3用吊具吊起车门....................................................................................................43.4将车门装在车身.....................................................................................................53.5检查车门与车身间隙............................................................................................63.6取下上半铰链和工装............................................................................................73.7吊起后车门.............................................................................................................73.8紧固铰链，固定车门...........................................................................................104.常见问题分析..................................................