The invention relates to a vehicle body rear top structure and an assembling method thereof.The vehicle body rear top structure comprises a left side wall assembly, a right side wall assembly, a rear cross beam and a top cover, the left section of the rear cross beam is in lap joint with the upper side of the left side wall assembly, the right section of the rear cross beam is in lap joint with the upper side of the right side wall assembly, and the rear portion of the top cover is in lap joint with the upper side of the rear cross beam; a left cavity is defined by the left section of the rear cross beam and the left side wall assembly, a right cavity is defined by the right section of the rear cross beam and the right side wall assembly, and a middle cavity is defined by the rear portion of the top cover and the middle section of the rear cross beam. The assembling method is used for assembling the vehicle body rear top structure. The automobile rear axle assembly has the advantages of few parts, light weight, reliable structure and simple manufacturing process, the production efficiency of the whole automobile is improved, the cost of the whole automobile is reduced, and the lightweight effect of the whole automobile is obvious.

    本发明涉及一种车身后顶部结构及其装配方法,车身后顶部结构包括左侧围组件、右侧围组件、后横梁和顶盖,后横梁的左段搭接在左侧围组件的上侧,后横梁的右段搭接在右侧围组件的上侧,顶盖的后部搭接在后横梁的上侧,后横梁的左段和左侧围组件之间围成左腔体,后横梁的右段和右侧围组件之间围成右腔体,顶盖的后部和后横梁的中段之间围成中间腔体。装配方法用于装配上述的车身后顶部结构。本发明具有零件数量少、重量轻、结构可靠和制造工艺简单的优点,提升了整车生产效率,降低了整车成本,且整车轻量化效果明显。


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    Title :

    Vehicle body rear top structure and assembling method thereof


    Additional title:

    一种车身后顶部结构及其装配方法


    Contributors:
    LIU QIANG (author) / ZHANG XINMING (author) / WANG SHUANG (author) / CHEN ZHUO (author) / HE WANG (author)

    Publication date :

    2022-07-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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