Welding Parameter Interface With Guided Voltage and Wire-Feed Ranges

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Solution Overview

Problem

Traditional welding devices require operator expertise to set voltage and wire-feed speed parameters correctly, often leading to inadequate welding due to independent control of these parameters and lack of guidance for novice operators.

Innovation Solution

A welding system with a user interface that includes input devices for setting welding parameters, graphical representations of acceptable ranges, and control circuitry to automatically adjust and display optimal settings, allowing operators to select processes and materials for automatic parameter setting.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If traditional independent control of voltage and wire-feed speed parameters is used, then operator flexibility is maintained, but welding quality deteriorates due to improper parameter selection by novice operators

Engineering Contradiction:
Improvewelding qualityVSAvoidparameter setting difficulty
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The system automatically adjusts voltage and wire-feed speed parameters based on selected wire electrode specifications and welding conditions, replacing manual parameter selection with automated parameter determination to ensure optimal welding quality

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The system provides real-time visual feedback through a user interface that displays current parameter settings, acceptable ranges, and automatic adjustment status, allowing operators to monitor and verify parameter correctness during welding operations

Inventive Principle:
Principle #23Feedback

2Productivity

If manual parameter adjustment by operators is required, then device complexity is reduced, but productivity decreases due to time-consuming parameter selection and adjustment

Engineering Contradiction:
Improvewelding efficiencyVSAvoidcontrol system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system pre-calculates and stores optimal voltage and wire-feed speed parameters for different wire electrode types and diameters, allowing rapid parameter selection without manual calculation or adjustment during welding operations

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The control system integrates multiple functions including parameter calculation, display, and automatic adjustment within a single integrated interface, eliminating the need for separate manual adjustment mechanisms while improving welding efficiency

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Manufacturing precision

If voltage and wire-feed speed controls are independent, then ease of operation is improved for experienced users, but manufacturing precision deteriorates due to lack of coordinated parameter adjustment

Engineering Contradiction:
Improveparameter coordinationVSAvoidparameter interdependence
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The system merges voltage and wire-feed speed controls into a coordinated system where adjustment of one parameter automatically triggers appropriate adjustment of the other, ensuring parameters remain properly matched for optimal welding performance

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The control system dynamically adjusts parameters in real-time based on welding conditions and electrode consumption, automatically coordinating voltage and wire-feed speed changes to maintain optimal welding arc characteristics throughout the welding process

Inventive Principle:
Principle #15Dynamics

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Facilitates intuitive and accurate setting of welding parameters, improving weld quality by providing graphical guidance and automatic adjustments, thus reducing operator error and enhancing usability for both novice and experienced users.

Implementation Method 1

A common metal welding technique employs the heat generated by electrical arcing to transition a work piece to a molten state, to facilitate a welding process

Methodology Applied
Scientific EffectElectrical arcing: Electric Arc

Implementation Method 2

new wire electrode is advanced, replacing the consumed electrode and maintaining the welding arc

Methodology Applied
Scientific EffectMechanical advancement:

Data Source

PatentUS11554439B2Method for setting welding parameters
Publication Date: 2023.01.17 ILLINOIS TOOL WORKS INC
  • US11554439B2 patent drawing
  • US11554439B2 patent drawing
  • US11554439B2 patent drawing

AI summary

Systems and methods for setting welding parameters are provided. For example, in certain embodiments, a method includes receiving an input relating to a change in a parameter of welding power of a welding system via a welding system interface. The method also includes displaying a graphical representation of an acceptable range of values for the parameter of the welding power on a display device of the welding system interface, wherein the acceptable range of values is based on other parameters of a welding process being performed by the welding system. The method further includes constraining subsequent manual inputs relating to changes in the parameter of the welding power to the acceptable range of values.