采煤机液压调高系统的仿真分析  

Simulation Analysis of Shearer Hydraulic Height Adjusting System

作　　者：赵长海[1] 王启佳[1] 孙维[1] 刘中海[1] 

机构地区：[1]三一重型装备有限公司,沈阳110027

出　　处：《煤矿机械》2012年第10期98-99,共2页Coal Mine Machinery

摘　　要：以MG500/1180-WD采煤机的技术参数为基础,对摇臂液压调高系统的工作原理进行了分析。利用AMESim软件建立了液压系统的仿真模型,对调高液压缸的运动情况进行了模拟,探讨了弹簧刚度、阀芯阻尼等因素对液压双向锁的影响。Based on the technical parameters of MG500/1180-WD shearer,the working principle of ranging arm hydraulic height adjusting system has been analyzed.The simulation model of hydraulic system was established by AMESim,the motion situation of hydraulic cylinder has been simulated.The influence of spring stiffness and valve core damping on bidirectional hydraulic lock has been discussed.

关 键 词：采煤机 液压调高系统 液压双向锁 AMESIM 

分 类 号：TD421.6[矿业工程—矿山机电]