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4125 chai you ji di san dao zhu zhou cheng shao wa de yuan yin
Author(s): 
Pages: 18
Year: Issue:  2
Journal: Farm Machinery

Keyword:  烧瓦主轴承主轴瓦直线度形位偏差同轴度轴承间隙三道轴旋转晾制;
Abstract: <正> 我们认为,4125柴油机第3道主轴承烧瓦,源于构造。 1.烧瓦的原因 (1)从构造上看,曲轴的直线度偏差和主轴瓦的同轴度偏差,对第3道主轴承的影响最大。受其影响,4125柴油机第3道主轴承不能在所测得的间隙中工作,在局部位置要扣除形位偏差值。例如,所测得的轴承间隙是0.10毫米,曲轴的直线度偏差是0.03毫米,主轴瓦的同轴度偏差是0.03毫米,那么,在曲轴旋转
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