The invention provides an integrated door ring structure, a machining process thereof and an automobile, the door ring structure comprises a door ring body, the door ring body is a single-piece structure formed by tailor-welding a plurality of blanking pieces through laser, and the joints of every two adjacent blanking pieces are directly in butt joint and then are connected through tailor-welding through laser; according to the integrated door ring structure, the machining technology of the integrated door ring structure and the automobile, the same strength and rigidity of an automobile body can be guaranteed, meanwhile, the cost and weight of the automobile body are reduced, the safety performance is guaranteed, the 21-version CNCAP five-star collision requirement can be met, the utilization rate of materials of the whole automobile is increased, working hours are reduced, and structural parts are saved.

    本发明提供一种一体式门环结构及其加工工艺、汽车,所述门环结构包括门环本体,门环本体由多片落料片通过激光拼焊成的单件结构,相邻两个落料片之间的连接处直接对接后通过激光拼焊连接;本发明提出的一体式门环结构及其加工工艺、汽车,可保证车身同等强度及刚度,并同时降低车身成本及重量,保证安全性能,且能够满足21版CNCAP五星碰撞要求,提升整车材料的利用率,减少工时,节省结构件。


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    Titel :

    Integrated door ring structure, machining process thereof and automobile


    Weitere Titelangaben:

    一种一体式门环结构及其加工工艺、汽车


    Beteiligte:
    CHEN YONG (Autor:in)

    Erscheinungsdatum :

    2022-07-29


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

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



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