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介绍了出口突尼斯内燃动车组凹底底架钢结构的特点,分析了其主要结构的制造难点及方法,并就其结构的总成分析了工艺流程,提出一种利用胎模进行正组装工艺的组焊方法。
This paper introduces the characteristics of the steel structure of the concave bottom chassis for exporting the DMUs in Tunisia, analyzes the manufacturing difficulties and methods of the main structure, and analyzes the technological process for the assembly of the structure. A method of positive assembly using the tire mold Welding method.