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通过对郑州机务段客运电力机车轴箱轴承的设计疲劳寿命计算以及对机务段多年轴承检测情况进行统计分析,提出了合理延长此类轴承使用周期的建议,以避免因此类轴承使用寿命期规定过短造成的过剩维修,达到节约大量材料和资金的目的。
Through the calculation of design fatigue life of axle box bearing of Zhengzhou locomotive passenger locomotive and the statistic analysis of locomotive bearing inspection for many years, the suggestion of reasonably prolonging the service life of this kind of bearing is put forward to avoid the requirement of bearing life of such bearing Short maintenance caused by excess, to save a lot of materials and funds purposes.