966H Wheel Loader and 972H Wheel Loader Power Train Caterpillar


Torque Converter (Freewheel Stator)

Usage:

966H A6D
变矩器位于变速箱的输入端。 变矩器壳体固定在飞轮壳体上。 变矩器的输出扭矩通过太阳齿轮 1 或 2 进入行星变速箱。 接收输出的齿轮取决于已接合的离合器的方向。

变矩器工作所需的机油由变速箱机油泵提供。 从变速箱机油泵流出的机油流向变矩器壳体。 机油在变矩器壳体内分流。 变速箱液压控制安全阀和离合器电磁调制阀接收分流的机油。 变速箱液压控制安全阀调节 P3 变矩器进口机油以 550 kPa (80 psi) 的标定压力流向变矩器。 变矩器进口安全阀限制机油流向变矩器的最大压力 900 ± 70 kPa (130 ± 10 psi)。 变矩器进口安全阀位于变矩器壳体。 变速箱液压控制安全阀位于变矩器进口安全阀。

变矩器的出口压力为 415 kPa (60 psi)。




图 1g00908952

(1) 旋转壳体

(2) 叶轮

(3) 齿轮

(4) 进口

(5) 输出轴

(6) 涡轮

(7) 板

(8) 定子

(9) 座圈

(10) 托架组件

(11) 出口




图 2g00908953

(9) 座圈

(12) 凸轮

(13) 弹簧

(14) 槽

(15) 凸轮表面

(16) 滚轮

旋转壳体 (1) 、叶轮 (2) 及泵主动齿轮 (3) 由飞轮驱动。 这些部件将作为一个整体以发动机的速度旋转。

P3 变矩器进口机油通过托架组件 (10) 内的进气口 (4) 进入变矩器。 通过变矩器壳体的一个油道将机油导入进气口。 机油从进气口 (4) 流经托架组件 (10) 和叶轮 (2) 的一个油道。

当叶轮 (2) 旋转时,叶轮作为泵将机油导入涡轮 (6) 。 涡轮由螺栓固定在轮毂组件上。 轮毂组件用花键接合连接到输出轴 (5) 。 涡轮将机油导入定子 (8) 以维持静止。

定子 (8) 用花键接合连接到自由轮凸轮 (12) 。 定子 (8) 和自由轮凸轮 (12) 一起旋转。 自由轮座圈 (9) 保持静止。 弹簧 (13) 插在凸轮 (12) 和滚轮 (16) 之间。 座圈 (9) 用花键接合连接到托架 (10) 。 托架 (10) 紧固在变矩器盖上。 托架 (10) 和座圈 (9) 不旋转。 架子有助于为变压器的定子部件提供支持。 支架也包含变矩器作业时所需的油道。

机油流经托架组件 (10) 的一个油道流向出口 (11) 。 机油从出口 (11) 导向变矩器机油冷却器。 机油温度在变矩器机油冷却器中降低。 机油从变矩器机油冷却器流向变速箱。 机油冷却变速箱的内部部件。 机油润滑变速箱的内部部件。

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