The invention discloses an automobile four-connecting-rod engine cover hinge positioning tool and method, and relates to the field of automobile part assembly.The automobile four-connecting-rod engine cover hinge positioning tool comprises a frame body, and a hook pin is installed on the frame body and used for being matched with a side wall outer plate main positioning hole; the frame body is connected with the first Y-direction positioning block and the second Y-direction positioning block, the first Y-direction positioning block is used for abutting against a side wall outer plate door hinge mounting surface, and the second Y-direction positioning block is used for abutting against a vehicle body front wheel cover reinforcing plate assembly Y-direction surface; the frame body is provided with a first Z-direction positioning block and a second Z-direction positioning block through a guide rod sliding table, the first Z-direction positioning block is provided with a round pin, the second Z-direction positioning block is provided with a rhombic pin, the round pin is used for X-direction and Y-direction positioning when the first Z-direction positioning block abuts against an engine cover hinge, and the rhombic pin is used for Y-direction positioning when the second Z-direction positioning block abuts against the engine cover hinge. The engine cover hinge can be effectively positioned, tolerance accumulation is reduced, the stability and the qualified rate of the engine cover peripheral clearance surface difference are guaranteed, and the repair amount of the related clearance surface difference of the engine cover is reduced.

    本发明公开了一种汽车四连杆发盖铰链定位工装及方法,涉及汽车零部件装配领域,包括框架本体,框架本体安装勾销,勾销用于配合侧围外板主定位孔;框架本体连接第一Y向定位块和第二Y向定位块,第一Y向定位块用于抵接侧围外板门铰链安装面,第二Y向定位块用于抵接车身前轮罩加强板总成Y向面;框架本体通过导杆滑台安装第一Z向定位块和第二Z向定位块,第一Z向定位块安装圆销,第二Z向定位块安装菱形销,圆销用于第一Z向定位块与发盖铰链抵接时X向、Y向定位,菱形销用于第二Z向定位块与发盖铰链抵接时Y向定位。本发明能够对发盖铰链进行有效定位,缩小公差累积,保证发盖周边间隙面差的稳定性与合格率,减少对发盖相关间隙面差返修量。


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    Title :

    Automobile four-connecting-rod engine cover hinge positioning tool and method


    Additional title:

    一种汽车四连杆发盖铰链定位工装及方法


    Contributors:
    CHENG ZHONG (author) / GU WENXIANG (author) / SONG HONGYAN (author) / ZHANG HUIYU (author)

    Publication date :

    2024-11-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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