A magnetron resistance spot welding method and device
A technology of magnetron resistance and power conversion device, which is applied in resistance welding equipment, welding power source, welding equipment and other directions to achieve the effect of saving cost, wide application range and improving connection strength
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[0040] The hardware structure of the present invention includes a synchronization system 1 , a power conversion device 2 , an upper excitation coil 3 , a lower excitation coil 4 , a resistance spot welding torch 5 , a first current sensor 6 , a second current sensor 7 , and a workpiece 8 to be welded. Wherein: the input end of the synchronization system 1 is connected to the resistance spot welding torch 5 through the first current sensor 6, and the input end of the synchronization system 1 is respectively connected to the upper excitation coil 3 and the lower excitation coil 4 through the second current sensor 7; the synchronization system 1 The output end is connected with the input end of the power conversion device 2 to transmit the electromagnetic stirring synchronization control signal and the excitation coil protection signal. The upper excitation coil 3 and the lower excitation coil 4 are respectively fixed at the upper and lower electrodes of the resi...
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