| 埋弧自动焊在钢管拱拱肋环焊缝中的应用 |
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| 引用本文： | 宇文德成,张丽惠.埋弧自动焊在钢管拱拱肋环焊缝中的应用[J].铁道工程学报,2011(7):73-77. |
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| 作者姓名： | 宇文德成 张丽惠 |
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| 作者单位： | 中交第一公路工程局有限公司,北京,100024 |
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| 摘 要： | 研究目的:根据钢管拱折线(弧形)拱肋的结构特点,找出将拱肋节段对接成折线(弧形)时,影响采用埋弧自动焊时焊点位置、速度变化和结构质量平衡的不利因素.并通过运动学分析与计算,提出解决问题的方法.使钢管拱拱肋厂内加工全部实现采用埋弧自动焊工艺.研究结论:根据理论分析,在实际生产过程中,采取确定滚轮合理的支撑位置及适当配置平...
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| 关 键 词： | 埋弧自动焊 环焊缝 应用 |
Application of Automatic Submerged -arc Welding in Girth Welding of Arch Rib of Tube Arch |
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| YUWENDe-cheng,ZHANG Li-hui.Application of Automatic Submerged -arc Welding in Girth Welding of Arch Rib of Tube Arch[J].Journal of Railway Engineering Society,2011(7):73-77. |
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| Authors: | YUWENDe-cheng ZHANG Li-hui |
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| Institution: | YUWEN De-cheng,ZHANG Li-hui (China Communication Construction Company Limited,Beijing 100024,China) |
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| Abstract: | Research purposes: According to the structural characteristics of the arch rib of the steel tube of polygonal line(arc shape),this paper tries to find out the negative factors which affect the welding position,speed changes and structural mass balance when joining the segment of arch rib into the polygonal line(Arc shape) during automatic submerged-arc welding,and offers the solution to the problem with kinematic analysis and calculation for making the processing of arch rib of steel tube in workshop fulfil... |
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| Keywords: | automatic submerged-arc welding girth welding application |
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