The invention relates to the technical field of automobile assembly, in particular to a large engine cover assembly assistive device and an assembly method. Comprising a first auxiliary tool which is provided with an engine cover supporting part and a Y-direction positioning part for positioning the first auxiliary tool, and the Y-direction positioning part can be positioned on a vehicle body framework; the second auxiliary tool comprises two engine cover rear end X-direction limiting components which are both provided with front door profiling blocks capable of being attached to a front door, and the front door profiling blocks are provided with engine cover and front door gap blocks; the third auxiliary tool comprises two engine cover rear end Y-direction limiting components, each engine cover rear end Y-direction limiting component is provided with a side wall profiling block capable of being attached to a side wall, and an engine cover and side wall gap block is arranged on each side wall profiling block; by arranging the large engine cover assembly assistive device, the assembly sequence of the engine cover and the fender can be adjusted during assembly, the engine cover is assembled firstly, then the fender is assembled, it is guaranteed that the engine cover is in clearance fit with the front door outer plate and the side wall outer plate through the clearance blocks in the closed state, and after the appearance clearance requirement is met, the engine cover and fender connecting nut is tightened.

    本发明涉及汽车装配技术领域,尤其是一种大发盖装配辅具及装配方法;包括:第一辅助工装,具有发盖支撑部件和定位第一辅助工装的Y向定位部件,Y向定位部件可定位在车身骨架上;第二辅助工装,包括两个发盖后端X向限位部件,均具有可与前门贴合的前门仿形块,前门仿形块上设有发盖与前门间隙块;第三辅助工装,包括两个发盖后端Y向限位部件,均具有可与侧围贴合的侧围仿形块,侧围仿形块上设有发盖与侧围间隙块;本发明通过设置大发盖装配辅具,可在装配时调整发盖与翼子板装配顺序,先装配发盖再装配翼子板,保证发盖在关闭状态下通过间隙块与前门外板及侧围外板进行间隙匹配,满足外观间隙要求后再打紧发盖与翼子板连接螺母。


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    Title :

    Large engine cover assembling assistive device and assembling method


    Additional title:

    一种大发盖装配辅具及装配方法


    Contributors:
    FENG WEI (author) / LI WENPING (author) / CHEN CHANGQUAN (author) / YAO JIAXIN (author)

    Publication date :

    2025-02-28


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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