The invention provides a rear wheel steering gear assembly and a vehicle with the rear wheel steering gear assembly. The rear wheel steering gear assembly comprises a shell; the lead screw main shaft is arranged in the shell; the lead screw nut is connected with the shell, and the lead screw nut is located outside the lead screw main shaft; the planetary roller is connected with the lead screw main shaft and the lead screw nut; flange seats are arranged at the two ends of the lead screw nut in the axial direction, first axial bearings are arranged between the two axial ends of the lead screw nut and the inner side walls of the corresponding flange seats, and a pre-tightening gasket is arranged between the outer side wall of at least one of the two flange seats and the shell. A second axial bearing is arranged between the outer side wall of the flange seat and the inner side wall of the pre-tightening gasket, the pre-tightening gasket is made of elastic materials, and a corrugated structure is arranged on the surface of at least one of the inner side wall of the pre-tightening gasket and the outer side wall of the pre-tightening gasket. According to the rear wheel steering gear, the problem that a rear wheel steering gear in the prior art is complex in structure is effectively solved.

    本发明提供了一种后轮转向器总成及具有其的车辆,后轮转向器总成包括:壳体;丝杠主轴,丝杠主轴设置于壳体内部;丝杠螺母,丝杠螺母与壳体连接,丝杠螺母位于丝杠主轴的外部;行星滚柱,行星滚柱与丝杠主轴、丝杠螺母均连接;其中,丝杠螺母轴线方向的两端均设置有法兰座,丝杠螺母轴向的两个端部与对应的法兰座的内侧壁之间均设置有第一轴向轴承,两个法兰座中的至少一个的外侧壁与壳体之间设置有预紧垫圈,法兰座的外侧壁与预紧垫圈内侧壁之间设置有第二轴向轴承,预紧垫圈采用弹性材料制成,预紧垫圈的内侧壁与预紧垫圈的外侧壁中的至少一个的表面设置有波纹结构。本申请有效地解决了现有技术中的后轮转向器的结构复杂的问题。


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    Title :

    Rear wheel steering gear assembly and vehicle with same


    Additional title:

    后轮转向器总成及具有其的车辆


    Contributors:
    HOU JIE (author) / ZHANG YANG (author) / ZHENG WENBO (author) / WANG NIANQIANG (author) / LU HUI (author)

    Publication date :

    2023-08-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge




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