A roller assembly (32) for a ground engaging track system (24) includes a roller (34) forming a shaft bore (42), and a roller shaft (52) within the shaft bore (42) and having a circumferential ramped surface (60). A roller retention system (83) for a roller assembly (32) includes a roller retention collar (84) having an outer circumferential surface (96) and an inner circumferential surface (98), which may include a wedge surface (98) configured to frictionally fit the retention collar (84) on a circumferential ramp surface (60) within a collar bore (44) in a roller (34) to limit axial displacement of the roller (34) on a roller shaft (52). The roller assembly (32) may include two roller retaining collars (84, 86) that support the roller (34) against axial displacement without the use of thrust washers or the like and secure the roller (34) and the roller shaft (52) for rotation together with respect to the track roller frame (26).

    一种用于地面接合履带系统(24)的滚轮组件(32)包括形成轴腔孔(42)的滚轮(34),以及在轴腔孔(42)内并且具有周向斜坡表面(60)的滚轮轴(52)。用于滚轮组件(32)的滚轮保持系统(83)包括具有外周表面(96)和内周表面(98)的滚轮保持套环(84),所述内周表面可以包括楔形表面(98),所述楔形表面构造成将保持套环(84)在滚轮(34)中的套环孔(44)内摩擦配合在周向斜坡表面(60)上以限制滚轮(34)在滚轮轴(52)上的轴向位移。滚轮组件(32)可以包括两个滚轮保持套环(84、86),所述两个滚轮保持套环在不使用止推垫圈等的情况下支撑滚轮(34)以防止轴向位移,并且将滚轮(34)和滚轮轴(52)固定成相对于履带滚轮框架(26)一起旋转。


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    Title :

    Roller assembly for ground engaging track system


    Additional title:

    用于地面接合履带系统的滚轮组件


    Contributors:

    Publication date :

    2023-08-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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