In embodiments, a welding apparatus includes an automated wire feed mechanism to output wire at a wire feed rate, where the wire is to provide a welding arc to a weld site. The wire feed rate is based at least in part on selected power to be provided to the weld site. Additional embodiments are desc
In embodiments, a welding apparatus includes an automated wire feed mechanism to output wire at a wire feed rate, where the wire is to provide a welding arc to a weld site. The wire feed rate is based at least in part on selected power to be provided to the weld site. Additional embodiments are described and claimed.
대표청구항▼
1. A welding apparatus comprising: an automated wire feed mechanism to output wire at a wire feed rate, wherein the wire is to provide a welding arc to a weld site and wherein the wire feed rate is based at least in part on selected power to be provided to the weld site; anda wire feed controller th
1. A welding apparatus comprising: an automated wire feed mechanism to output wire at a wire feed rate, wherein the wire is to provide a welding arc to a weld site and wherein the wire feed rate is based at least in part on selected power to be provided to the weld site; anda wire feed controller that includes wire feed circuitry to automatically adjust the wire feed rate to maintain the selected power provided to the weld site at approximately a pre-selected power value while the welding arc is provided to the weld site. 2. The apparatus of claim 1, further comprising a battery to provide the selected power, wherein the wire feed controller, the battery, and the automated wire feed mechanism are enclosed in a portable enclosure. 3. The apparatus of claim 1, wherein the wire feed controller is to cause the welding arc to extinguish by removing power to the automated wire feed mechanism responsive to an indication to extinguish the welding arc received from a user. 4. The apparatus of claim 1, wherein the pre-selected power value is based at least in part on input to be received from a user. 5. The apparatus of claim 1, wherein the rate of the wire feed is to be controlled automatically based at least in part on closed loop feedback to be received from a weld current sensor. 6. The apparatus of claim 1, wherein the wire feed controller is to automatically vary the wire feed rate over time to produce an intermittent welding arc. 7. The apparatus of claim 1, wherein the wire feed controller is to reverse a direction of the wire feed mechanism so as to reverse a direction of output of the wire responsive to a stop command received from a user. 8. The apparatus of claim 2, wherein the portable enclosure is less than or equal to 1200 cubic inches in volume. 9. The apparatus of claim 2, wherein the apparatus has an associated weight that is less than approximately 10 pounds. 10. The apparatus of claim 2, wherein the apparatus has an associated weight that is less than or equal to approximately six pounds and the portable enclosure is less than or equal to 200 cubic inches in volume. 11. A welding system comprising: a wire feed mechanism to output weld wire at a wire feed rate, wherein the weld wire is to enable welding by conducting electrical current to a weld site; andcontroller circuitry, wherein responsive to a stop indication to cease welding received from battery management logic, the controller circuitry is to cause the wire feed mechanism to cease output of the weld wire. 12. The system of claim 11, wherein the controller circuitry is to, responsive to the stop indication, cause the wire feed mechanism to reverse output of the weld wire. 13. The system of claim 11, further comprising a battery that includes at least one cell and the battery management logic to monitor a corresponding cell condition of each cell of the at least one cell, wherein responsive to receipt from the battery management logic of an unsafe cell condition in one of the at least one cell, the controller circuitry is to cause the wire feed mechanism to cease output of the weld wire. 14. The system of claim 13, wherein the system includes an enclosure to house the wire feed mechanism, the controller circuitry, the battery management logic and the battery, and wherein the enclosure has a size that is less than 200 cubic inches. 15. The system of claim 14, wherein the system has an associated weight that is less than or equal to approximately 6 pounds. 16. The system of claim 11, wherein the controller circuitry is to automatically control the wire feed rate to maintain the electrical current to be delivered by the wire at approximately a selected electric current, wherein the selected electrical current is to be selected based on input received from a user. 17. A method comprising: comparing, by controller circuitry, an electric current that flows through a wire of a weld circuit, to a selected electric current value; andresponsive to a difference between the electric current and the selected electric current value, automatically adjusting, by the controller circuitry, a feed rate of the wire to be fed to a weld site to maintain the current that flows through the wire at approximately the selected electric current value. 18. The method of claim 17, further comprising responsive to an indication to open the weld circuit received by the controller circuitry, opening the weld circuit by the controller circuitry by removing power to a wire feed mechanism to stop the feed of the wire to the weld site. 19. The method of claim 17, further comprising responsive to an indication received by the control circuitry to open the weld circuit, reversing a direction of feed of the feed wire for a defined time period to cause the weld circuit to open. 20. The apparatus of claim 2, wherein the apparatus includes a weld gun that comprises another portable enclosure distinct from the portable enclosure and coupled to the portable enclosure via a cable, wherein the weld gun includes a weld wire spool motor to advance the wire responsive to an indication received from the wire feed controller.
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이 특허에 인용된 특허 (2)
Bashore, Brian S.; Sickels, Darrell L.; Vogel, Bernard J.; Krisher, Caleb R., Portable battery powered welder.
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