铁路货车由于轴箱油卷接触不良而经常发生燃轴事故,对铁路运输影响很大。对此,铁道部已在(77)铁机辆货字121号文中规定:“发现轴颈较小与轴箱底部空间较大时,要填用大一个吨位的油卷。”现就在此规定的基础上,对油卷接触不良的问题,进一步加以讨论,并提出相应的建议。为了对各型轴箱进行比较,现将A、 Railway wagon oil shaft due to poor contact with the frequent occurrence of burning shaft accident, a great impact on railway transport. In this regard, the Ministry of Railways has stated at 77 (77) that “when it is found that the journal is small and the space at the bottom of the axlebox is large, one ton of oil roll is to be filled.” Now On the basis of the provisions of the poor contact with the oil roll, to be further discussed and put forward the corresponding recommendations. In order to compare the various types of axlebox, now A,