Welding Data Analytics for Predictive Maintenance and Defect Detection

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Solution Overview

Problem

Current welding technologies lack an efficient and scalable system for automating human decision-making processes in welding equipment maintenance, quality control, and production knowledge, leading to inefficiencies and high costs in mass production environments.

Innovation Solution

A cloud-based predictive analytics platform utilizing machine learning and data mining to analyze welding data from multiple sources, reducing human intervention through supervised and unsupervised learning algorithms, and generating a large-scale dataset for predictive maintenance and quality control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If automated weld quality assurance techniques are employed, then measurement precision and productivity are improved, but device complexity and capital investment increase

Engineering Contradiction:
Improveweld quality measurement precisionVSAvoidquality assurance system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent replaces manual visual inspection (mechanical human system) with automated optical sensing and machine learning algorithms. Cameras and sensors capture weld images, while ML models automatically analyze weld quality, substituting human decision-making with automated computational systems that provide consistent, precise measurements without manual intervention.

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

2Reliability

If manual welding equipment maintenance is performed, then ease of operation is maintained, but productivity and reliability deteriorate due to unscheduled downtime

Engineering Contradiction:
Improvewelding equipment reliabilityVSAvoidproduction line productivity
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system performs preliminary maintenance actions by monitoring equipment parameters in real-time and predicting failures before they occur. Sensors detect early signs of contact tip wear or other component degradation, and the system schedules maintenance proactively, preventing unscheduled downtime and maintaining continuous production flow.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent implements feedback loops where sensors continuously monitor welding equipment parameters, and this data feeds back to the control system. The system analyzes trends in the feedback data to predict equipment failures and automatically schedules maintenance, creating a closed-loop system that improves reliability while maintaining productivity.

Inventive Principle:
Principle #23Feedback

3Manufacturing precision

If more welding data sources are integrated, then manufacturing precision and quality control improve, but device complexity and data processing requirements increase

Engineering Contradiction:
Improveweld manufacturing precisionVSAvoiddata integration system complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent creates a universal data platform that can ingest and process multiple types of welding data (process parameters, quality measurements, equipment status) through a single integrated system. The machine learning framework is designed to handle diverse data sources uniformly, allowing the system to leverage multiple data streams for improved manufacturing precision without proportionally increasing complexity.

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

Data Source

PatentUS20230129188A1System and Method to Facilitate Welding Software as a Service
Publication Date: 2023.04.27 ILLINOIS TOOL WORKS INC
  • US20230129188A1 patent drawing
  • US20230129188A1 patent drawing
  • US20230129188A1 patent drawing

AI summary

A weld production knowledge system for processing welding data collected from one of a plurality of welding systems, the weld production knowledge system comprising a communication interface communicatively coupled with a plurality of welding systems situated at one or more physical locations. The communication interface may be configured to receive, from one of said plurality of welding systems, welding data associated with a weld. The weld production knowledge system may comprise an analytics computing platform operatively coupled with the communication interface and a weld data store. The weld data store employs a dataset comprising (1) welding process data associated with said one or more physical locations, and/or (2) weld quality data associated with said one or more physical locations. The analytics computing platform may employ a weld production knowledge machine learning algorithm to analyze the welding data vis-à-vis the weld data store to identify a defect in said weld.