Welding Torch Tracking With Real-Time Angle Feedback

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Solution Overview

Problem

Current welding training systems are expensive and often inadequate in training operators to perform high-quality welds, limiting their effectiveness in preparing operators for manual welding operations.

Innovation Solution

A comprehensive welding system that includes a block diagram of a welding system with integrated sensing devices, a user interface on the welding torch, and software modes for live, simulated, and virtual reality training, enabling real-time data collection and feedback for improved training efficacy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional welding training systems are used, then operators can be trained in welding operations, but the training cost is high and the training quality is inadequate

Engineering Contradiction:
Improvetraining qualityVSAvoidtraining system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements real-time feedback mechanisms through sensing devices that monitor welding parameters (current, voltage, travel speed, torch angle) and provide immediate feedback to operators. This feedback loop enables operators to adjust their technique continuously, improving training quality without requiring complex expensive equipment. The system processes welding data and provides actionable insights that guide skill development.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent replaces traditional mechanical training apparatus with sensor-based monitoring and data processing systems. Instead of relying on complex mechanical training devices, the system uses electronic sensing devices, processors, and software to track and evaluate welding performance, reducing device complexity while maintaining or improving training effectiveness.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Productivity

If comprehensive welding training systems with real-time data collection are implemented, then training efficacy is improved, but system cost and complexity increase

Engineering Contradiction:
Improvetraining efficacyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent designs a multi-functional training system where a single integrated platform performs multiple functions: real-time data collection through sensing devices, data processing and analysis, feedback provision, performance evaluation, and skill tracking. This universal system replaces multiple separate training devices, improving training efficacy while managing complexity through consolidation rather than proliferation of components.

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

Solution Approach 2:

The system incorporates automated data collection and analysis capabilities that operate independently once configured. The sensing devices automatically monitor welding parameters, the processor autonomously analyzes the data, and the system self-adjusts feedback mechanisms, reducing the need for complex manual intervention and lowering operational complexity while maintaining high training efficacy.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20220327959A1System and method of tracking a welding tool and providing feedback
Publication Date: 2022.10.13 ILLINOIS TOOL WORKS INC
  • US20220327959A1 patent drawing
  • US20220327959A1 patent drawing
  • US20220327959A1 patent drawing

AI summary

A welding system includes one or more sensing devices used to detect and/or determine a position and/or orientation of a welding tool (e.g., a welding torch). The welding tool may be tracked to determine (and/or calibrate) a shape of a welding joint and/or a path of the welding joint. The welding system may determine a virtual line representative of the welding joint. The welding tool may be tracked (and/or the virtual line used) to determine (and/or provide feedback relating to) various welding parameters, including at least a work angle of the welding tool, and/or a travel angle of the welding tool.