掘进机截割头截割性能数学模型的研究-中国测试.pdf

第43卷第8期 中国测试 Vol.43 No.8 2017年8月 CHINA MEASUREMENT TEST August，2017 doi院10.11857/j.issn.1674-5124.2017.08.028 掘进机截割头截割性能数学模型的研究 穆宜敏袁 刘混举 渊太原理工大学机械工程学院袁山西 太原 030024冤 摘 要院为对掘进机的截割头进行优化设计袁通过分析掘进机在工作过程中的性能参数袁建立掘进机截割头的数学模 型袁计算出理想情况下掘进机截割头的截割功率尧生产率袁掘进截割速度尧截割头的转矩尧瞬时截割率以及截齿消耗遥 通过Matlab软件对仿真数据和实测数据进行对比分析袁验证所建立的数学模型可以作为掘进机性能预测的方法遥 关键词院掘进机曰截割头曰Matlab曰数学建模 文献标志码院A 文章编号院1674-5124渊2017冤08-0141-04 Research on mathematical model of cutting performance of cutting head of the boring machine MU Yimin袁 LIU Hunju 渊College of Mechanical Engineering袁Taiyuan University of Technology袁Taiyuan 030024袁China冤 Abstract: To achieve the purpose of optimization design for boring machine爷s cutting head袁 parameters of boring machine under production were deeply researched and analysed to further establish a mathematical model of boring machine爷s cutting head and calculate the cutting power and productivity of cutting head of boring machine under ideal conditions and the cutting speed袁 the torque袁 instantaneous cutting rate and cutting pick consumption of the cutting head. Finally袁 the simulated data and measured data were contrasted and analysed through Matlab software袁 which comes to the conclusion that the obtained mathematical model can be used as a method for boring machine performance prediction. Keywords: boring machine曰 cutting head曰 Matlab曰 mathematical modeling 0 引 言 掘机械化水平的不断提升袁悬臂式掘进机已经成为 掘进机在煤矿生产中发挥着强大的作用袁可以在 煤矿综采的主要设备遥在掘进机截割头的设计中袁关 软到中等强度的煤层中灵活工作袁是集机械尧液压尧 键问题是如何准确地计算出截割头的生产率和相