移动式煤炭采样机采样装置运动特性分析  

Analysis of Motion Characteristics of Sampling Device for Coal Sampler

作　　者：白志东 徐海波[1] 王军 李和薇 付兴 

机构地区：[1]西安交通大学机械工程学院,西安710049 [2]西安红宇矿用特种移动设备有限公司,西安710075

出　　处：《煤炭技术》2017年第10期242-244,共3页Coal Technology

基　　金：战略性新兴产业重大产品(群)项目(工业领域)(2015KTCQ01-26)

摘　　要：以MCYY2000移动式煤炭采样机采样装置为研究对象,为提高其控制精度,降低在采样过程中采样臂颤振,在ADAMS软件中建立采样臂的虚拟样机,仿真分析在最大工作半径工况下采样臂的运动学特性与动力学特性,求取采样头的位移、速度、加速度以及液压缸铰点与采样臂关键铰点的受力等运行参数,为后续进行运动控制,提高其工作准确性等提供依据。In order to improve the control precision and reduce the vibration of arm sampling ,it took the sampling device of MCYY2000 mobile coal sampling machine as the research object,and established the virtual prototype of sampling arm in ADAMS software, then the kinematic characteristics and dynamic characteristics of sampling arm were simulated and analysed when it works under the maximum working radius;the displacement, velocity, and acceleration of the sampling head, the load of hinge points of hydraulic cylinder and the load of key points of sampling arms were obtained ;it provided the basis for the subsequent motion control and improvement of working accuracy.

关 键 词：煤炭采样装置 运动特性 虚拟样机 

分 类 号：TD40[矿业工程—矿山机电] TP241[自动化与计算机技术—检测技术与自动化装置]