摘要
分析液压螺母的优点 ,针对无底托架、多电机横向布置结构的采煤机 ,各大部件对接处和各大段间采用液压螺母、高强度螺栓联结 ,有效地解决了由于强烈振动而引起的松动问题 ,提高了采煤机的可靠性 ,并通过液压螺母在采煤机上的应用实践 ,总结出应注意的事项和存在的不足。
The paper analyzes the advantages of fastening of t he hydraulic nuts In view of the shearer structure without under-frame but with multiple motors cros sly arranged, a combination with hydraulic nuts and high strength bolts is adopt ed for butt joints of large parts and sections, which effectively solves the loo se problems caused by violent vibration, increases the reliability of the sheare r By the application practice of the hydraulic nuts on the shearer, some point s for attention and disadvantages are summarized
出处
《煤矿机械》
北大核心
2003年第8期94-95,共2页
Coal Mine Machinery
关键词
液压螺母
紧固
应用实践
hydraulic nut
fastening
application practice
