|
|||||
|
|
| QY200/14/31型液压支架关键部件有限元分析 | |
| 引用本文： | 宇迪,陈新中,黄永志. QY200/14/31型液压支架关键部件有限元分析[J]. 煤矿开采, 2011, 16(3) |
| 作者姓名： | 宇迪 陈新中 黄永志 |
| 作者单位： | 1. 中国神华神东煤炭集团,内蒙古鄂尔多斯,017000 2. 中国矿业大学(北京)机电与信息工程学院,北京,100083 3. 北京矿大能源安全科技有限公司,北京,100083 |
| 摘 要： | 在建立QY200/14/31型液压支架的三维模型基础上,采用虚拟样机技术和有限元分析相结合的方法,分析液压支架在额定载荷作用下关键部件受力特性。将三维模型导入动力学分析软件中,以获取关键部件铰接处作用力的变化规律,然后提取3个极限位置的模型进行有限元分析并比较位移/应力分布的特点。结果表明:液压支架从最小高度上升到最大高度处,柱窝处的作用力和整架刚度先减小后增加;最小高度处关键部件应力值较大,中间高度处居中,而最大高度处最小,说明该支架支撑高度离最大高度越接近,承载能力越强。 |
| 关 键 词： | 液压支架 有限元 柱窝 动力学 应力 |
Finite Element Analysis of Key Components of QY200/14/31 Powered Support |
|
| YU Di,CHEN Xin-zhong,HUANG Yong-zhi. Finite Element Analysis of Key Components of QY200/14/31 Powered Support[J]. Coal Mining Technology, 2011, 16(3) | |
| Authors: | YU Di CHEN Xin-zhong HUANG Yong-zhi |
| Affiliation: | YU Di1,CHEN Xin-zhong2,HUANG Yong-zhi3 (Shendong Coal Group,Shenhua Energy Group,Erdos 017000,China,2.Electromechanical & Information Engineering School,China University of Mining & Technology(Beijing),Beijing 100083,3.Beijing Kuangda Energy Safety Science & Technology Co.,Ltd,China) |
| Abstract: | On the basis of setting up 3-d model of QY200/14/31 powered support,applying combined method of virtual prototype machine technology and finite element analysis,stress characteristic of key components of powered support under rated load was analyzed.Importing 3-d model into dynamics analysis software,variation rule of action force at hinge joint of key components was obtained.3 models at limit places were analyzed by finite element method and displacement/stress distribution characteristic was compared.Resu... |
| Keywords: | powered support finite element prop nest dynamics stress |
| 本文献已被 CNKI 万方数据 等数据库收录！ | |