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本文分析了ND_2型机车抱轴瓦温升高、外窜严重的问题,指出抱轴瓦及其安装座孔原设计尺寸搭配不合理、油刷材料选用不当,介绍了长沙机务段采用纯毛油刷代替帆布油刷和改变抱轴瓦设计尺寸的措施以及由此获得的良好效果。
This paper analyzes the problem of high temperature and severe channeling of axle brakes of ND 2 locomotives. It points out that the original design dimensions of axle brackets and their mounting holes are unreasonable, the selection of brush materials is not proper. Canvas oil brush and to change the design dimensions of the pad and the good results obtained.