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１概述Ｙ８７－５ＭＮ塑料制品液压机作为一种标准化专用设备，在塑料制品、磨具、耐火材料等行业得到了广泛的使用。本文提出了一种主液压缸密封故障的诊断方法，并对原主缸的密封结构作了适当的改进，以便于该设备用户对主缸密封故障作出快速诊断和方便快捷地更换已损坏...
1 Overview Y87-5MN plastic products hydraulic machine as a standardized special equipment, in plastic products, abrasive, refractory and other industries have been widely used. This paper presents a diagnosis of the main cylinder seal fault diagnosis, and the original master cylinder seal structure made the appropriate improvements in order to facilitate the user of the master cylinder seal failure to make rapid diagnosis and quick and easy replacement of damaged ...