| 出口刚果(布)80t凹底平车制造技术分析 |
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| 引用本文： | 王秀范.出口刚果(布)80t凹底平车制造技术分析[J].大连交通大学学报,2012,33(3):25-27,58. |
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| 作者姓名： | 王秀范 |
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| 作者单位： | 中国北车集团齐齐哈尔轨道交通装备有限责任公司,黑龙江齐齐哈尔,161002 |
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| 摘 要： | 通过对凹底平车成形、组装焊接制造工艺和结构难点分析,确定了板材拼接采用焊条电弧焊,其它焊缝主要采用焊丝气体保护和自动化焊接设备及凹底架心盘预制12 mm上挠度和小底架心盘预制5 mm上挠度的制造工艺,并介绍了凹底架组成及小底架组成的焊接原则和顺序.实践证明,该工艺行之有效,凹底平车的组装质量和焊接质量均满足产品图纸及技术条件要求.
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| 关 键 词： | 80 t凹底平车 凹底架 小底架 制造难点 |
Manufacturing Technology Analysis of 80 t Depressed Centre Flat Car for Conga (Bu) |
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| WANG Xiu-fan.Manufacturing Technology Analysis of 80 t Depressed Centre Flat Car for Conga (Bu)[J].Journal of Dalian Jiaotong University,2012,33(3):25-27,58. |
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| Authors: | WANG Xiu-fan |
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| Institution: | WANG Xiu-fan(Cnr Qiqihar Railway Rolling Stock Co.,Ltd,Qiqihar 161002,China) |
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| Abstract: | The difficulties of assembly forming,welding manufacturing process and structure of depressed centre flat car are analyzed.It aslo formulates the manufacturing process of plate joining together by SMAW,MAG and automatic welding equipment,the concave bottom center plate is prefabricated 12 mm deflection,and small bottom center plate prefabricated 5 mm deflection.Principle of welding and order of small and concave chassis components are introduced as well.Practice has proved that the process is effective,the assembly quality and welding quality of depressed centre flat car all meet product design and technical requirements. |
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| Keywords: | 80 t depressed centre flat car depressed centre underframe small underframe manufacturing difficulties |
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