本文详细介绍了DAGW-Ⅱ型倒装横缝自动焊设备的设计特点,结合工程实例介绍了其配套的焊接施工工艺和焊接规范参数。通过大量的实际工程应用表明,该设备能够充分的满足当今倒装大型储罐现场施工要求,显著的提高储罐环缝焊接的质量和效率。 In this paper, the design features of DAGW-Ⅱ type flip-type transverse seam automatic welding equipment are introduced in detail, and the corresponding welding construction technology and welding specification parameters are introduced with the engineering examples. Through a large number of practical engineering applications show that the device can fully meet the requirements of today’s large-scale tank construction on the ground, significantly improve the quality and efficiency of the tank girth welding.