Welding Helmet Arc Detection for Manual Welding Data Tracking

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Solution Overview

Problem

Welding helmets lack the capability to effectively detect and record welding arc data, such as duration and frequency, which is crucial for improving welding technique and efficiency, especially in manual operations where real-time feedback and data analysis are limited.

Innovation Solution

A welding helmet equipped with an arc detection system that uses optical and non-optical sensors to detect welding arcs, count their number, determine their duration, and store this data for later analysis, featuring control circuitry to process and store this information, along with a storage device to retain the data for evaluation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If welding helmets use traditional constant dark lens or simple auto-darkening lens, then operator protection is provided, but welding arc data detection and recording capability is lacking

Engineering Contradiction:
Improvewelding arc dataVSAvoidhelmet structure
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent combines the welding helmet with an arc detection system, control circuitry, and storage device into a single integrated unit. The arc detection system includes optical sensors that detect welding arcs, control circuitry that counts and measures arc duration, and storage devices that record this data, all integrated within the helmet structure to prevent information loss while maintaining practical usability

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The welding helmet is designed to perform multiple functions: it provides operator protection through darkening capability while simultaneously detecting welding arcs, counting them, measuring their duration, and storing this data. This multi-functional design allows the helmet to serve both protective and data collection purposes without requiring separate equipment

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

2Measurement precision

If welding helmets add arc detection system, control circuitry, and storage device, then welding arc data detection and recording capability is improved, but device complexity increases

Engineering Contradiction:
Improvearc data measurementVSAvoidhelmet structure
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The arc detection system is divided into distinct functional modules: optical sensors for detecting arcs, control circuitry for processing and counting arc data, and storage devices for recording information. This segmentation allows each component to be optimized for its specific function while maintaining overall system manageability and measurement precision

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The control circuitry serves as an intermediary between the optical sensors and storage devices, processing raw arc detection signals, counting arcs, measuring duration, and preparing data for storage. This intermediary component simplifies the overall system architecture by centralizing data processing functions

Inventive Principle:
Principle #24Intermediary (Mediator)

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

Enables improved welding technique and efficiency by providing real-time feedback and post-operation analysis of welding arcs, allowing operators to refine their methods and supervisors to monitor productivity, thereby enhancing overall welding performance.

Implementation Method 1

an arc detection system configured to detect one or more welding arcs that occur during one or more welding operations

Methodology Applied
Scientific EffectOptical detection: Photoelectric Effect

Data Source

PatentUS11110009B2Welding helmet for detecting arc data
Publication Date: 2021.09.07 ILLINOIS TOOL WORKS INC
  • US11110009B2 patent drawing
  • US11110009B2 patent drawing
  • US11110009B2 patent drawing

AI summary

A welding helmet for detecting arc data is provided. One embodiment of the welding helmet includes an arc detection system configured to detect one or more welding arcs that occur during one or more welding operations. The welding helmet also includes control circuitry configured to count a number of the one or more welding arcs detected by the arc detection system. The welding helmet includes a storage device configured to store the number of the one or more welding arcs.