Variable-Trigger Welding Output Control Across Deposition Modes
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Solution Overview
Problem
Conventional welding power supplies lack the ability to synergically adjust output power during welding operations, particularly when dealing with workpieces of varying thickness and geometry, leading to issues such as burn-through or lack of fusion.
Innovation Solution
A welding-type power supply system that allows operators to manually adjust output power by simultaneously changing voltage and wire feed speed using a variable-input trigger, enabling seamless transitions between deposition modes and providing a trigger hold feature for maintaining consistent output.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional welding power supplies use fixed output power settings, then the device complexity is reduced, but the adaptability to varying workpiece thickness and geometry deteriorates
Solution Approach 1:
The patent implements dynamic control of welding parameters by allowing real-time adjustment of voltage and wire feed speed through a variable-input trigger. The control circuit continuously modifies output power based on operator input, transforming a static welding system into a dynamic one that adapts to varying workpiece conditions without requiring multiple fixed-setting devices.
Solution Approach 2:
The patent changes the electrical parameters (voltage and wire feed speed) of the welding power supply in response to variable trigger input. By continuously adjusting these parameters within operating ranges, the system achieves adaptability to different workpiece thicknesses and geometries while maintaining a relatively simple device architecture.
2Manufacturing precision
If welding power supply allows manual adjustment of voltage and wire feed speed, then the control precision of welding output power is improved, but the ease of operation deteriorates
Solution Approach 1:
The patent merges the control of multiple welding parameters (voltage and wire feed speed) into a single variable-input trigger mechanism. This consolidation allows operators to simultaneously adjust both parameters through one control input, maintaining ease of operation while achieving precise control over welding output power through the coordinated adjustment of multiple parameters.
Solution Approach 2:
The control circuit responds to variable trigger input by coordinated changing multiple parameters (voltage and wire feed speed) to achieve precise control of welding output power. This parameter coordination enables fine-tuned control while preserving operational simplicity through a unified control interface.
3Adaptability or versatility
If welding power supply provides wide range of output power control, then the adaptability to different deposition modes is improved, but the device complexity increases
Solution Approach 1:
The patent implements dynamic parameter adjustment capabilities that enable the welding power supply to adapt to different deposition modes (such as short circuit, spray, and pulse modes) through continuous modification of voltage and wire feed speed. This dynamic approach provides wide-ranging output power control without requiring separate dedicated circuits for each deposition mode, thereby limiting the increase in device complexity.
Data Source
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AI summary
The present application relates to a welding-type power supply (102) for synergically controling a welding-type output during a welding-type operation. An example welding-type power supply (102) includes a power conversion circuit (110) configured to convert input power to welding-type power and to output the welding-type power to a welding-type torch (106); a communication circuit (118) configured to receive a control signal from a remote control device during a welding-type operation; and a control circuit (112) configured to synergically control at least two of a voltage of the welding-type power output by the power conversion circuitry (110), a current of the welding-type power, or a wire feed speed.