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NBAD—500型半自动氩弧点焊机(以下简称氩弧焊机)于1975年4月至5月在马角坝机务段作了修复 ZQ650—1型牵引电机开焊的试验。试验结果表明该氩弧焊机性能稳定,修焊质量良好,能满足使用单位的要求。修焊后的电枢如图1所示。图2系修焊后升高片的外形。
NBAD-500 semi-automatic spot welding machine (hereinafter referred to as argon arc welding machine) in April 1975 to May at Ma Kok Dam locomotive repair ZQ650-1-type traction motor welding test. The test results show that the performance of the TIG welding machine is stable and the quality of repair welding is good, which can meet the requirements of the use units. After repairing the armature shown in Figure 1. Figure 2 is repaired after welding piece shape.