| TBM中心刀改进方案及工程应用 |
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| 引用本文： | 周雁领. TBM中心刀改进方案及工程应用[J]. 铁道建筑技术, 2009, 0(11): 34-37 |
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| 作者姓名： | 周雁领 |
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| 作者单位： | 中铁十八局集团有限公司隧道工程公司,天津,300222 |
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| 摘 要： | 盘形滚刀作为TBM的专用破岩工具，它的使用及维修技术，直接影响隧道掘进速度和施工成本。介绍了盘形滚刀中心刀（Timken公司制）存在的缺陷，改进方案及实施改进的过程。
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| 关 键 词： | TBM 盘形滚刀 中心刀 改进 |
Improvement and Application of Center Cutter of TBM |
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| Zhou Yanling. Improvement and Application of Center Cutter of TBM[J]. Railway Construction Technology, 2009, 0(11): 34-37 |
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| Authors: | Zhou Yanling |
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| Affiliation: | Zhou Yanling (China Railway 18th Bureau Group Co. Ltd. , Tianjin 300222, China) |
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| Abstract: | center cutter is rock breaking tool of TBM, its use and maintenance of technology, a direct impact on the speed and construction cost of tunnel boring. Introduced the defects of disk-shaped cutter and center cutter（ made in Timken Company） and improve the program and implementation of improved processes. |
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| Keywords: | TBM |
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