Various welding systems that provide communication over auxiliary or weld power lines are provided. The disclosed embodiments may include a multi-process welding power supply that is communicatively coupled to a pendant via an auxiliary conduit that facilitates the exchange of data and power between
Various welding systems that provide communication over auxiliary or weld power lines are provided. The disclosed embodiments may include a multi-process welding power supply that is communicatively coupled to a pendant via an auxiliary conduit that facilitates the exchange of data and power between components of the welding system. In some embodiments, the pendant may also include auxiliary outlets that allow an operator to power auxiliary devices at the weld location. The disclosed embodiments further include a pendant with a wire spool and wire feeder drive circuitry that is configured to activate spooling during MIG welding. Embodiments are provided that also allow for bidirectional data communication over a power line in networked welding systems.
대표청구항▼
1. A welding system comprising: a power supply unit that in operation outputs welding power at welding terminals and outputs a combined signal comprising an auxiliary power signal combined with a modulated data signal to an auxiliary power conductor; anda pendant located remotely with respect to the
1. A welding system comprising: a power supply unit that in operation outputs welding power at welding terminals and outputs a combined signal comprising an auxiliary power signal combined with a modulated data signal to an auxiliary power conductor; anda pendant located remotely with respect to the power supply unit, wherein the pendant receives the combined signal via the auxiliary power conductor and provides auxiliary power to one or more auxiliary devices plugged into the pendant based on the auxiliary power signal received via the auxiliary power conductor, wherein the pendant is configured to communicate data with the power supply unit via the modulated data signal of the combined signal from the auxiliary power conductor. 2. The welding system of claim 1, wherein the pendant includes one or more power receptacles configured to output the auxiliary power to the one or more auxiliary devices. 3. The welding system of claim 1, wherein the pendant comprises a wire feeder enabled when a metal inert gas (MIG) process or a MIG/flux core process is selected. 4. The welding system of claim 1, wherein the communication of data is bidirectional between the power supply unit and the pendant. 5. The welding system of claim 1, wherein the pendant is configured to allow a user to select a welding process and to communicate the selection to the power supply unit via the auxiliary power conductor. 6. The welding system of claim 1, comprising a first set of controls located on the power supply unit and a second set of controls located on the pendant, and wherein at least one of the first set of controls is disabled automatically when the pendant is coupled to the power supply unit via the auxiliary power conductor. 7. The welding system of claim 1, comprising one or more gas sources and one or more gas conduits connected to the one or more gas sources. 8. The welding system of claim 7, wherein the one or more gas conduits supply one or more gases to a welding torch. 9. A welding system comprising: a power supply that outputs welding power for a welding application and outputs a combined signal comprising an auxiliary power signal and a data signal, wherein the auxiliary power signal provides power to one or more auxiliary devices via an auxiliary power conductor; anda remote pendant coupled to the power supply via the auxiliary power conductor and configured to receive the auxiliary power signal from the power supply via the auxiliary power conductor, to provide the auxiliary power signal to the one or more auxiliary devices plugged into the remote pendant, and to exchange data with the power supply via the same auxiliary power conductor. 10. The welding system of claim 9, wherein the remote pendant is configured to permit user selection of at least one welding parameter and to communicate the user selection to the power supply via the auxiliary power conductor. 11. The welding system of claim 9, wherein the remote pendant comprises at least one auxiliary electrical receptacle into which a power cord for at least one of the auxiliary devices may be plugged, and the at least one auxiliary electrical receptacle is configured to output at least a portion of the auxiliary power signal to the at least one of the auxiliary devices. 12. The welding system of claim 9, comprising a first set of controls located on the power supply and a second set of controls located on the remote pendant, and wherein at least one of the first set of controls are disabled automatically when the remote pendant is communicatively coupled to the power supply via the auxiliary power conductor. 13. The welding system of claim 9, wherein the remote pendant comprises a wire feeder enabled when a metal inert gas (MIG) process or a MIG/flux core process is selected. 14. The welding system of claim 9, comprising one or more gas sources and one or more gas conduits connected to the one or more gas sources. 15. The welding system of claim 14, wherein the one or more gas conduits supply one or more gases to a welding torch via gas valving located in the power supply. 16. A welding system comprising: a power supply that outputs welding power for a welding application and a combined signal comprising an auxiliary power signal for powering one or more auxiliary devices and a modulated data signal; andan auxiliary power distribution unit located external to the power supply and configured to receive the auxiliary power signal from the power supply, to output the auxiliary power signal to a plurality of remote pendants via an auxiliary power conductor, and to exchange data via the modulated data signal through the auxiliary power conductor, wherein the power supply is configured to exchange the data with the auxiliary power distribution unit via the same auxiliary power conductor, a control cable, a primary power conduit, or a combination thereof. 17. The welding system of claim 16, wherein the plurality of remote pendants each include one or more power receptacles configured to output power to the one or more auxiliary devices. 18. The welding system of claim 17, wherein the one or more auxiliary devices comprise lights, grinders, or hand tools. 19. The welding system of claim 16, wherein the exchange of data via the auxiliary power conductor is bidirectional. 20. The welding system of claim 16, wherein the plurality of remote pendants are each configured to select a welding process and to communicate the selection to the power supply via the auxiliary power conductor.
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이 특허에 인용된 특허 (35)
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