The invention discloses an automobile front face assembling and positioning method which comprises the following steps that S1, a headlamp upper cross beam is assembled on an automobile body engine compartment framework, a water tank upper cross beam is assembled on the headlamp upper cross beam and the automobile body engine compartment framework, and an avoiding gap is formed between the headlamp upper cross beam and the automobile body engine compartment framework; s2, positioning of the front portion of the engine cover is achieved through an engine cover lock catch and an engine cover buffer block, and appearance matching of the front portion of the engine cover and a fender and a headlamp is achieved; and S3, the headlamp is positioned in the X direction and the Y direction through positioning holes in the fender and headlamp bolts, and Z-direction positioning assembly is achieved through headlamp upper cross beam mounting points. An original long-size chain ring is effectively broken, an assembly reference is reestablished on the front face of the whole vehicle, the assembly precision of an engine cover, a fender and a headlamp is improved, and the appearance refinement degree of the whole vehicle is improved.

    本发明公开了一种汽车前脸装配定位方法,包括以下步骤:S1、大灯上横梁装配到车身发动机舱骨架上,水箱上横梁装配到大灯上横梁和车身发动机舱骨架上,大灯上横梁和车身发动机舱骨架之间设置有避让间隙;S2、发动机盖通过发动机盖锁扣和发动机盖缓冲块实现发动机盖前部的定位,实现与翼子板、前大灯的外观匹配;S3、前大灯通过翼子板上的定位孔和前大灯螺栓实现X、Y方向定位,通过前大灯上横梁安装点实现Z向定位装配。有效打断原有较长的尺寸链环,在整车前脸重新建立装配基准,提高了发动机盖、翼子板、前大灯的装配精度,提升整车外观精细化程度。


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    Title :

    Automobile front face assembling and positioning method


    Additional title:

    一种汽车前脸装配定位方法


    Contributors:
    JIN QIWEI (author) / CHEN PENG (author) / HUANG DEQUN (author)

    Publication date :

    2023-05-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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