3D Welding Sequence Guidance for Reusable Visual Instructions

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Solution Overview

Problem

Conventional welding sequences using two-dimensional images require significant time and memory for image acquisition and configuration, and are limited in reuse potential, making it difficult for operators to follow perspective changes.

Innovation Solution

The use of three-dimensional models to guide welding sequences, allowing a single 3D model to be saved for multiple sequences, reducing memory requirements and enabling animation to facilitate perspective changes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If two-dimensional images are used for welding sequence guidance, then operators can receive visual instructions, but significant time and memory are required for image acquisition and configuration, and reuse potential is limited

Engineering Contradiction:
Improvememory requirementsVSAvoidimage acquisition and configuration time
Core Design Contradiction:
Loss of informationVSLoss of time

Solution Approach 1:

The patent uses three-dimensional computer models instead of two-dimensional images to represent welding sequences. The 3D models can be stored once and reused across multiple sequences and views, eliminating the need to acquire and configure multiple 2D images. This reduces both memory requirements and preparation time while maintaining comprehensive visual guidance capability.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent transitions from two-dimensional images to three-dimensional models for welding sequence guidance. This dimensional upgrade allows operators to view welding sequences from multiple angles and perspectives within a single 3D model, eliminating the need to capture and configure numerous 2D images from different viewpoints, thereby reducing time and memory resources.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Ease of operation

If two-dimensional images are used for welding sequence guidance, then visual instructions can be provided, but it is difficult for operators to follow perspective changes between images

Engineering Contradiction:
Improveoperator ability to follow perspective changesVSAvoidperspective continuity
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

By using three-dimensional models, the patent enables operators to continuously track perspective changes as the model can be rotated and viewed from any angle. This maintains spatial context and perspective continuity that is lost when switching between discrete 2D images, making it easier for operators to follow welding sequences across different viewpoints.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The 3D models can be dynamically rotated and animated to show welding sequences from different perspectives. This dynamic capability allows operators to follow perspective changes smoothly rather than jumping between static 2D images, improving ease of operation and spatial understanding.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If multiple two-dimensional images are stored for different welding sequences, then comprehensive coverage is achieved, but memory space is significantly consumed

Engineering Contradiction:
Improvecoverage of welding sequencesVSAvoidmemory space
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

A single three-dimensional model serves multiple welding sequences and multiple viewing angles simultaneously. Instead of storing separate 2D images for each sequence and perspective, the 3D model can be reused across numerous sequences by rotating and animating it, achieving comprehensive coverage with minimal memory consumption.

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

Solution Approach 2:

The patent combines multiple welding sequences and perspective views into a single integrated 3D model. This consolidation eliminates the need to store separate 2D images for each sequence and angle, reducing memory space while maintaining adaptability and versatility through the model's reusable nature.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS12583047B2Welding sequence guidance using three dimensional models
Publication Date: 2026.03.24 ILLINOIS TOOL WORKS INC
  • US12583047B2 patent drawing
  • US12583047B2 patent drawing
  • US12583047B2 patent drawing

AI summary

Systems and methods are disclosed relating to welding sequence guidance using three-dimensional (3D) models. In some examples, a welding sequence program may use 3D models, rather than two-dimensional (2D) images, to guide operators through welding sequences. Since only one 3D model must be saved for each sequence, rather than potentially hundreds of 2D images, substantial memory space may be saved. Additionally, the same 3D model may be used for several welding sequences. Further, the 3D model may be animated to help the operator understand changes in perspective between steps of the welding sequence.