The planetary gear bearing of an engine failed in service with the fractured cage and the wearing rollers and raceway.
2
火车车轮侧架支撑轮轴处的平面加工用普通铣床加工很困难,而且效率很低。
The flat in the supporting axle of the train wheel side frame is very difficult to process with ordinary milling lathe, and processing efficiency is very low.
The present invention provides a sideframe with two pedestal roofs disposed at opposite ends of the sideframe, an axle placed under the pedestal roof, and an angled interface.