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我单位一批GJW11 1型挖掘机经10余年使用已进入故障多发期,维修保障工作遇到许多难题。我们根据维修实践经验,对GJW111型挖掘机出现频率较高的5种常见故障的维修方法进行了总结,供同行参考。1.主泵R形嵌入块异常磨损GJW111型挖掘机发动机与主泵采用R形嵌入块弹性连接,如图1所示。发动机的动力,经过R形嵌入块传递给主泵,具有传递动力及减振作用。我单位承修过的多台该型号挖掘机,
A batch of GJW11 1 Excavators of our company has entered the period of multiple faults after more than 10 years of use, and many problems have been encountered in the maintenance and repair work. According to the maintenance practice, we summarize the maintenance methods of the 5 common faults that occur frequently in the GJW111 excavator for peer reference. 1. Main pump R-shaped embedded block abnormal wear GJW111 excavator engine and the main pump using R-shaped embedded block flexible connection, shown in Figure 1. Engine power, through the R-shaped embedded block transfer to the main pump, with the transmission of power and damping effect. My unit has been repaired more than one of the models excavators,