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本文以主轴瓦为例 ,从“飞车”、机油动力粘度、油压、柴油机组装等各方面讨论分析了造成东风4 型机车柴油机碾瓦的原因 ,并提出了相应的预防措施。
In this paper, the main bearing bush is taken as an example to analyze and analyze the reason of the diesel engine rolling bush of the DF4 locomotive from various aspects such as “flying”, the dynamic viscosity of the oil, the hydraulic pressure and the assembly of the diesel engine. The corresponding preventive measures are put forward.