我们车队有几十辆EQ140货车。由于地处云贵高原,工作条件差,车辆常年在凹凸不平的道路上行驶,后悬软垫总成损坏较快。在更换后悬软垫总成的工作中,我们常遇到拆卸中心大螺栓时,因大螺栓螺牙和软垫总成铁芯螺孔螺牙锈蚀粘合在一起,无法将大螺栓从上面旋出来。这样需要更换的后悬软垫 Our fleet has dozens of EQ140 trucks. Due to the Yunnan-Guizhou Plateau, poor working conditions, the vehicle pedestrians in the road all the year round, the rear suspension cushion damage faster. In the replacement of the suspension after the cushion assembly work, we often encounter the demolition of the center of the big bolt, because of the large bolt and the cushion assembly iron core thread screw rust together, can not be a big bolt from above Spin out. This needs to be replaced after the suspension cushion