The invention provides an automobile noise reduction system and a manufacturing method thereof, the automobile noise reduction system comprises sound absorption cotton embedded in one side of the wheel of an automobile fender, reinforcing ribs distributed in a grid shape are arranged on the connecting face of the automobile fender and the sound absorption cotton, and the sound absorption cotton and the reinforcing ribs are welded through ultrasonic waves. The sound absorption cotton is adopted, the sound generated by collision between gravel and the automobile fender can be effectively absorbed, the influence of the noise on customers is greatly reduced, and the customer satisfaction degree is improved.

    本发明提供了一种汽车降噪系统及其制作方法,包括嵌设在汽车挡泥板车轮一侧的吸音棉,所述汽车挡泥板与吸音棉的连接面上设有呈网格状排布的加强筋条,所述吸音棉与加强筋条通过超声波焊接。本发明采用了吸音棉,可有效吸收沙石与汽车挡泥板间撞击的声音,大大降低噪音给客户带来的影响,提升客户满意度。


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    Title :

    Automobile noise reduction system and manufacturing method thereof


    Additional title:

    一种汽车降噪系统及其制作方法


    Contributors:
    ZHU YUNJUAN (author)

    Publication date :

    2021-11-05


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge / B23K Löten , SOLDERING OR UNSOLDERING / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR



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