| 摘要 |
PROBLEM TO BE SOLVED: To provide a changing apparatus of welding nozzles and chips capable of performing easy control in a compact size. SOLUTION: The changing apparatus of welding nozzles and chips is comprised of a cutting device 7 of welding core wire, a nozzle changer 2 removing a screwed portion of a nozzle 14 to a torch main body 11, a chip changer 3 removing a screwed portion of a chip 13 to the torch main body 11 by fitting on the chip 13 in a freely engaging and removing state, a chip holder 4 in which the cleaned chip is fitted in, and a nozzle holder 5 in which the cleaned nozzle is fitted in. The nozzle changer 2, the chip changer 3, the chip holder 4, and the nozzle holder 5 are rotatably driven by a rotational motor 6 in the changing apparatus of welding nozzles and chips.
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