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gun zhu zhou cheng la chu qi
Author(s): 
Pages: 25
Year: Issue:  3
Journal: Farm Machinery

Keyword:  主离合器前轴承轴承座变造内圈宁心具体构造回火热处理心白圆角半径;
Abstract: <正> 东方红—54(75)拖拉机变速箱第一轴前轴承(50408)、主离合器后轴承(408)在水田作业中较易磨损。更换轴承时往往要拆下变速箱或主离合器,费时多,劳动强度大,甚至耽误农时。为此我们试制成功了新型的滚珠轴承拉出器,在不抬下变造箱和不拆卸主离合器壳的情况下使用,能够拉出50408和408滚珠轴承。经多年使用,深
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