Short-circuit arc welding apparatus

Details Short-circuit arc welding apparatus Short-circuit arc welding apparatus

B - Operations, Transporting

23

K

327/64

B23K 9/10 (2006.01) B23K 9/09 (2006.01)

Patent

CA 1128142

ABSTRACT OF THE DISCLOSURE An apparatus for short-arc welding comprises a controll- able current source, feed rollers for controllably feeding a consumable wire electrode to the weld location, and a control unit for automatically adjusting the current source in dependence upon the weld sequence. The current source is arranged to provide welding periods divided into short-circuit intervals, arc intervals and optional rest intervals. The control unit includes a regulator for continuously adjusting the relationship between arc interval energy and short- circuit interval energy in accordance with a predetermined function.

328883

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