FIELD: process engineering.
SUBSTANCE: invention relates to welding. Wire carcass 26 is locked by wire inlet nozzle 27 in butting device 29. Wire inlet nozzle 27 is connected by fastening device 31 to butting device 29, said fastening device being composed of cylinder with at least one spline 36 to make at least two moving jaws 37. Fastening device 31 is arranged at the end opposite the wire inlet element 32 with oval jumper, higher than cylindrical zone.
EFFECT: reliable locking of carcass in welding device.
8 cl, 9 dwg
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