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三电极高速CO2双边角焊工艺参数对焊缝成形影响

马晓丽, 华学明, 林航, 吴毅雄, 鬼木保彦, 上藤茂, 施建刚

马晓丽, 华学明, 林航, 吴毅雄, 鬼木保彦, 上藤茂, 施建刚. 三电极高速CO2双边角焊工艺参数对焊缝成形影响[J]. 焊接学报, 2009, (10): 93-96.
引用本文: 马晓丽, 华学明, 林航, 吴毅雄, 鬼木保彦, 上藤茂, 施建刚. 三电极高速CO2双边角焊工艺参数对焊缝成形影响[J]. 焊接学报, 2009, (10): 93-96.
MA Xiaoli, HUA Xueming, LIN Hang, WU Yixiong, Yasuhiko ONIKI, Shigeru KAMIFUJI, SHI Jiangang. Effects of welding conditions on weld geometry parameters for triple-electrode high-speed CO_2 fillet welding on double sides[J]. TRANSACTIONS OF THE CHINA WELDING INSTITUTION, 2009, (10): 93-96.
Citation: MA Xiaoli, HUA Xueming, LIN Hang, WU Yixiong, Yasuhiko ONIKI, Shigeru KAMIFUJI, SHI Jiangang. Effects of welding conditions on weld geometry parameters for triple-electrode high-speed CO_2 fillet welding on double sides[J]. TRANSACTIONS OF THE CHINA WELDING INSTITUTION, 2009, (10): 93-96.

三电极高速CO2双边角焊工艺参数对焊缝成形影响

Effects of welding conditions on weld geometry parameters for triple-electrode high-speed CO_2 fillet welding on double sides

  • 摘要: 在传统双电极角焊焊接工艺基础上,为了进一步提高焊接效率,采用三电极高速CO2双边角焊工艺,分析不同焊接工艺参数对焊缝成形参数的影响.结果表明,采用不同极性组合的焊缝成形参数差别不大;随着速度的减慢和焊接工艺参数的增大,脚长、熔深和熔宽均呈增大趋势,但焊脚长度有一个最大值限制.下脚长、上脚长受中间焊枪的指向位置影响更为明显,当左右两侧焊枪对中时,脚长最小.另外,随着焊丝之间距离的增大,脚长和熔宽逐渐减小,余高随焊丝距离增大而增大,但差别不大.
    Abstract: In order to improve the welding efficiency, tripleelectrode high-speed CO2 fillet welding process was adopted based on the twin-electrode CO2 welding, and the effect of welding conditions on weld geometry parameters was analyzed.The results show that weld geometry parameters are more or less the same by DCEP/DCEN/DCEP and DCEN/DCEP/DCEN polarities.Leg length, penetration and weld width increase with the speed slowdown and welding combination parameters increase, but leg length has a maximum limit.Middle-electrode offset plays an important role in welding geometry parameters, and the leg length is the smallest when the electrodes shift from one side to the other side is ±30mm in this experiments.In addition, the leg length and weld width gradually decrease with increasing the distance of wire to wire.
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出版历程
  • 收稿日期:  2008-07-16

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