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di er zhou ge tao de gai jin
Author(s): 
Pages: 32
Year: Issue:  4
Journal: Farm Machinery

Keyword:  隔套花键离合器踏板上轴使用寿命;
Abstract: <正>东方红—75(54)第二轴隔套与齿轮毂之间,原设计要求应留有间隙,但我们发现,此间隙易造成齿轮毂、隔套、第二轴花键之间的相互磨损。严重者在挂档时,一抬离合器踏板,变速箱内就会发出"咯噔"声。拆开检查,齿轮毂在第二轴上轴向、径向活动都很大,齿轮毂内键槽磨宽,第二轴花键磨出台阶。为此,在更换新齿轮毂后,将隔套的内孔靠齿轮毂的一端,在车床上切一个大于第二轴花键直径,深3毫米的切口。这样,当紧固好二轴螺母后,隔套与齿轮毂完全接触,并刚性地连结成一体,消除了间隙,避免
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