| EPB盾构掘进机刀具运动学建模分析 |
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| 引用本文： | 夏毅敏,暨智勇,周喜温,屠昌锋. EPB盾构掘进机刀具运动学建模分析[J]. 武汉理工大学学报, 2010, 0(1) |
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| 作者姓名： | 夏毅敏 暨智勇 周喜温 屠昌锋 |
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| 作者单位： | 中南大学现代复杂装备设计与极端制造重点实验室;中南大学材料科学与工程学院; |
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| 基金项目： | 973国家重点基础研究发展计划基金(2007CB714002); 中南大学博士后基金(743410151) |
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| 摘 要： | EPB盾构掘进机的刀盘上可根据切削土质的软硬而选择安装硬岩刀具和软土刀具。通过运用空间几何理论以及空间运动学的坐标变换矩阵法对刀盘上安装的正滚刀、边滚刀以及切刀的破岩过程进行分析,得出了刀具破岩的运动规律,建立了刀具工作刀刃的破岩运动学模型。模型的建立有利于对刀具进行磨损和破岩机理以及刀具优化设计的研究。
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| 关 键 词： | 盾构 掘进机 滚刀 切刀 运动学模型 |
Modeling Analysis of Cutting Tools Kinematics of EPB Shield |
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| XIA Yi-min,,JI Zhi-yong,ZHOU Xi-wen,TU Chang-feng. Modeling Analysis of Cutting Tools Kinematics of EPB Shield[J]. Journal of Wuhan University of Technology, 2010, 0(1) |
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| Authors: | XIA Yi-min JI Zhi-yong ZHOU Xi-wen TU Chang-feng |
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| Affiliation: | XIA Yi-min1,2,JI Zhi-yong1,ZHOU Xi-wen1,TU Chang-feng1 (1.Key Laboratory of Modern Complex Equipment Design , Extreme Manufacturing,Central South University,Changsha 410083,China,2.School of Materials Science , Engineering,China) |
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| Abstract: | Cutter head of EPB shield can be for hard rock or soft soil depending on the hardness of the soil.Through the analysis of rock destruction process by frontal disc cutter,side disc cutter and knife bits applying space geometry theory and matrix method of coordinate transformation,movement rule of cutting-tool is concluded.Kinematics model of cutter work in rock destruction process is established.The establishment of the model is beneficial for research on wear of cutting-tool,mechanism of rock construction a... |
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| Keywords: | shield boring machine disc cutter drag bits kinematics model |
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