SYSTEMS AND METHODS TO CONTROL A WIRE ELECTRODE AT THE END OF A WELD

Systems and methods are described to address issues associated with welding with cored wires. In certain processes, a welding wire may "stick" or fuse to a contact tip, such as at termination of a weld. To mitigate the negative effects of a wire fusing to a contact tip, the wire remains in...

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Bibliographische Detailangaben
Hauptverfasser: Uecker, James Lee, Liu, Shuang, Davidson, Robert R
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Systems and methods are described to address issues associated with welding with cored wires. In certain processes, a welding wire may "stick" or fuse to a contact tip, such as at termination of a weld. To mitigate the negative effects of a wire fusing to a contact tip, the wire remains in motion at a time prior to the end of the weld, as the weld ends, and/or for a time after the end of the weld, to limit and/or eliminate fusion between the wire and the contact tip.