The invention discloses a heavy-duty car front-drive steering axle hub reduction gear assembly which comprises a reduction gear shell, a plurality of installation grooves distributed in the circumferential direction are formed in the reduction gear shell, and a first screw hole is formed in the bottom of each installation groove; a bolt-shaped pin shaft is arranged in each mounting groove, the head of each pin shaft is clamped in the corresponding mounting groove, the tail end of a bolt body is located at the bottom of the corresponding mounting groove, a second screw hole corresponding to the first screw hole and matched with the first screw hole in a threaded mode is formed in the tail end of the bolt body of each pin shaft, and a screw penetrates through the corresponding first screw hole and the second screw hole in a threaded connection mode; a pin roller assembly is mounted on a bolt body of the pin shaft, and a planet wheel is mounted outside the pin roller assembly; the speed reducer shell is integrated, the size is small, the width is narrow, and steering of the axle is facilitated; after the pin shafts are installed, the overall structure is compact and ingenious, the pin shafts are used as planet wheel shafts to be arranged in the grooves for fixing, and the rotation stability of the planet wheels is guaranteed.
本发明公开了一种重型汽车前驱转向桥轮边减速器总成,包括减速器壳体,所述减速器壳体上设有多个周向分布的安装槽,每个安装槽底部开设有第一螺孔;每个安装槽中设有呈螺栓状的销轴,销轴的头部卡设于安装槽且栓体末端位于安装槽底部,销轴的栓提末端开设有与第一螺孔对应且螺纹匹配的第二螺孔,对应的第一螺孔与第二螺孔中螺纹连接式穿设有螺丝;销轴的栓体上安装有滚针组件,滚针组件外部安装有行星轮;减速器壳体为一体式,体积较小,宽度窄,便于桥的转向;销轴安装后的整体结构紧凑巧妙,通过销轴作为行星轮轴置于凹槽中进行固定,保证了行星轮转动的平稳性。
Heavy-duty car front-drive steering axle hub reduction gear assembly
一种重型汽车前驱转向桥轮边减速器总成
2023-12-19
Patent
Electronic Resource
Chinese