Based on the basic theory of hydraulic system, the trouble of hydraulic system of main arm for coal sampler is analyzed to find out the defects in the design and make out the maintenance schedule, thus the trouble removed and production going smoothly.
通过应用液压系统基本原理,对采煤取样机主臂液压系统的故障现象进行了分析,找出了系统设计中存在的缺陷,制定了维修方案,使故障消除,生产顺行。
