Portable Virtual Welding System for Adaptive Skill Training

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Solution Overview

Problem

Traditional welding training methods are costly and inefficient, as they require real-world practice, and existing virtual reality systems only teach muscle memory without addressing advanced welding skills.

Innovation Solution

A portable virtual welding system that includes a logic processor-based subsystem for generating an interactive welding environment, a displaying means for visual depiction, a pendant or hand-held input device for real-time interaction, and sensors to track movement, providing real-time feedback and adaptive learning features.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If real-world welding practice is used for training, then advanced welding skills can be taught, but training costs increase significantly

Engineering Contradiction:
Improvetraining effectivenessVSAvoidtraining cost
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

The patent creates a virtual copy of the real welding environment using sensors, processors, and display systems. The virtual welding system replicates the visual and operational aspects of real welding without consuming actual welding materials, thereby reducing training costs while maintaining skill development effectiveness

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent replaces the physical welding process with a virtual simulation system. Instead of actually striking arcs and melting metal for training purposes, the system uses computer-generated imagery and sensor tracking to simulate the welding experience, eliminating material costs while preserving skill acquisition

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

2Loss of energy

If virtual reality systems are used for welding training, then training costs are reduced, but only muscle memory is taught without advanced welding skills

Engineering Contradiction:
Improvetraining costVSAvoidskill development completeness
Core Design Contradiction:
Loss of energyVSReliability

Solution Approach 1:

The patent incorporates real-time feedback mechanisms where sensors track the trainee's welding technique and the system provides immediate guidance on posture, movement, and technique. This feedback loop enables teaching of advanced welding skills beyond mere muscle memory by analyzing and correcting specific technical aspects of the welding process

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The virtual reality system is designed to perform multiple training functions simultaneously - it tracks muscle memory development while also teaching advanced welding techniques, provides real-time feedback, and adapts to different skill levels. This multi-functionality allows comprehensive skill development within a cost-effective virtual environment

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

3Reliability

If traditional welding training is conducted, then comprehensive welding skills are developed, but time consumption increases

Engineering Contradiction:
Improveskill masteryVSAvoidtraining duration
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The virtual welding system allows trainees to practice and master fundamental techniques in a risk-free virtual environment before progressing to actual welding. This preliminary practice in virtual reality accelerates the learning curve by enabling repeated practice without material consumption or safety concerns, reducing overall training time while maintaining skill mastery

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentEP3111439B1Portable virtual welding system
Publication Date: 2020.02.26 LINCOLN GLOBAL INC
  • EP3111439B1 patent drawingFigure 1
  • EP3111439B1 patent drawingFigure 2
  • EP3111439B1 patent drawingFigure 3A

AI summary

A virtual welding system includes a control unit (3130), a motion tracking unit (3514), a display unit (3140), and a mock welding tool. The virtual welding system fits within or is otherwise housed in a container (3100) for storage and transport. A user can use the mock welding tool to interact with the virtual welding system simulating a welding activity such as welding a joint.