The invention discloses a tractor power output automatic gear shifting system, and relates to the technical field of tractors, two ends of a steel plate return spring are respectively connected with a steel plate spring fixing support and a shifting fork assembly, and a fixing cylinder is mounted at one end of the shifting fork assembly; the other end of the shifting fork assembly is connected with the meshing sleeve, the meshing sleeve is connected with the meshing tooth holder, the meshing tooth holder is connected with the power output spline shaft, the gear shifting guide rod is arranged in the center of the power output spline shaft, and one end of the gear shifting guide rod adapts to the position of the steel plate return spring. Mechanical structures of parts are ingeniously utilized, power output automatic gear shifting is achieved, all devices are arranged in the gearbox, and the space of a cab is not occupied; connection with different agricultural implements is achieved through different shaft heads, and power output is achieved; by reasonably arranging the oil seal, the sealing of the device is realized; accurate return of the meshing sleeve is achieved through pulling force of the return spring, the structure is ingenious, and mechanical structures of parts are fully utilized.
本发明公开了一种拖拉机动力输出自动换挡系统,涉及拖拉机技术领域,本发明钢板回位弹簧两端分别与钢板弹簧固定支座以及拨叉组合件连接,固定筒安装于拨叉组合件一端;拨叉组合件另一端与啮合套连接,啮合套与啮合齿座连接,啮合齿座与动力输出花键轴连接,换挡导杆设置于动力输出花键轴中心位置且其一端与钢板回位弹簧的位置相适应。本发明巧妙的利用零部件的机械结构,实现动力输出自动换挡,所有装置设置在变速箱内部,不占用驾驶室空间;通过不同轴头实现和不同农机具的连接,实现动力输出;通过合理的设置油封,实现此装置的密封;通过回位弹簧的拉力,实现啮合套的准确回位,结构巧妙,充分利用零部件的机械结构。
Tractor power output automatic gear shifting system
一种拖拉机动力输出自动换挡系统
2023-12-15
Patent
Electronic Resource
Chinese
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