The invention discloses a car roof front cross beam assembly and a manufacturing method thereof.The car roof front cross beam assembly comprises a lower supporting structure, a connecting plate and a top supporting structure, the section of the lower supporting structure extends from the bottom to the two sides and is bent upwards, the connecting plate is fixed to the top of the lower supporting structure, and a through groove is formed in the top of the connecting plate; the top supporting structure is located on the upper portion of the connecting plate and comprises a plurality of first longitudinal supporting strips and a plurality of second longitudinal supporting strips, one ends of the first longitudinal supporting strips are connected with the top of one side edge of the lower supporting structure, the other ends of the first longitudinal supporting strips are connected with the top of the other side edge of the lower supporting structure, and the first longitudinal supporting strips are arranged in parallel at equal intervals. According to the lower supporting structure, on the premise that the strength, the rigidity and the modality are guaranteed, the assembling performance and the NVH performance are improved, and meanwhile light weight and generalization are achieved.

    本发明公开一种车顶前横梁总成及其制造方法,车顶前横梁总成包括下部支撑结构、连接板和顶部支撑结构,下部支撑结构截面呈底部向两侧延展并向上弯曲,连接板固定在所述下部支撑结构的顶部,且连接板的顶部开设有贯通槽,顶部支撑结构位于连接板的上部,其包括一端与所述下部支撑结构的一侧边顶部连接,另一端与所述下部支撑结构的另一侧边顶部连接且相互平行并等距排布的多个第一纵向支撑条、一端与所述下部支撑结构的一侧边顶部连接,另一端与所述下部支撑结构的另一侧边顶部连接且相互平行并等距排布的多个第二纵向支撑条,本发明在保证强度、刚度、模态的前提下,提升装配性和NVH性能,同时做到轻量化、通用化。


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    Title :

    Car roof front beam assembly and manufacturing method thereof


    Additional title:

    一种车顶前横梁总成及其制造方法


    Contributors:
    YANG YUJIN (author)

    Publication date :

    2022-07-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge / B23P Sonstige Metallbearbeitung , OTHER WORKING OF METAL



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