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当设备大、中修时,应该对轴承座孔进行补焊并镗孔加工处理,恢复原标准尺寸,安装时对齿轮的安装误差必须进行检测和控制,以保证要求的安装精度,安装完成后,必须重新调整履带松紧度抚顺西露天矿长期使用斗容量4m~3电动挖掘机。该设备在使用过程中,行走机构的驱动大齿轮经常发生断齿事故。每次更换齿轮都将影响挖掘机作业1～2天,严重影响生产。
When the equipment is large and medium-sized, the bearing hole should be repaired and boring processed to restore the original standard size. The installation error on the gear must be detected and controlled to ensure the required installation accuracy. After the installation is completed , You must re-adjust the tightness of the track Fushun West open-pit mine long-term use bucket capacity 4m ~ 3 electric excavator. The device in use, walking gear drive gear often broken tooth accident. Each gear change will affect the excavator work 1 to 2 days, seriously affecting the production.