Feasibility Setup Tool for Machine Vision Optimization

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Solution Overview

Problem

Machine vision systems in industrial settings face challenges in achieving high fidelity image analysis efficiently, often requiring extensive tuning of imaging settings, leading to costly production line downtime and potential defects in product quality due to inadequate system adjustments.

Innovation Solution

A method and system for optimizing machine vision system performance through a feasibility setup analysis using processors to compare image results with pass and fail indications, generating suggestions for adjustments in imaging settings and tool configurations, and automatically applying these adjustments to enhance image capture and processing efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a technician manually tunes imaging settings for machine vision tools, then the system may achieve adequate configuration, but the process requires hours of time and may never reach optimal performance

Engineering Contradiction:
Improveimage analysis fidelityVSAvoidtuning time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The machine vision system automatically performs feasibility setup analysis and generates optimization suggestions without requiring manual technician intervention. The system self-diagnoses image quality issues and proposes setting adjustments, eliminating the need for hours of manual tuning while achieving optimal performance.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system analyzes actual image capture results and provides feedback about image quality metrics, then generates recommendations for adjusting imaging settings. This closed-loop feedback mechanism enables the system to automatically improve image analysis fidelity based on real performance data.

Inventive Principle:
Principle #23Feedback

2Reliability

If the production line is stopped to diagnose machine vision problems, then the system can be troubleshooted, but massive economic losses occur and restart takes hours or days

Engineering Contradiction:
Improvesystem diagnostic capabilityVSAvoidproduction line continuity
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The feasibility setup analysis is performed in advance during setup or maintenance periods, so that when the system operates, optimization suggestions are already available. This preliminary analysis enables quick troubleshooting without stopping the production line, as technicians can immediately apply pre-generated recommendations.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system introduces an intermediary optimization suggestion mechanism that bridges the gap between image capture and production decisions. Instead of stopping the line for diagnosis, the intermediary analysis tool provides actionable recommendations that can be implemented quickly, maintaining production continuity while improving system reliability.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If the machine vision system is placed in bypass mode to continue production, then the production line remains operational, but parts pass without inspection allowing defective products to leave the facility

Engineering Contradiction:
Improveproduction line operationVSAvoidproduct quality control
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system performs feasibility setup analysis in advance to establish optimized imaging configurations before production begins. This preliminary optimization ensures the machine vision system is properly configured and ready to inspect parts, eliminating the need to place it in bypass mode during normal operation and maintaining both productivity and quality control.

Inventive Principle:
Principle #10Preliminary action

4Measurement precision

If multiple machine vision tools are included in each machine vision job, then comprehensive image analysis is achieved, but the operator cannot determine specific imaging setting adjustments for each tool

Engineering Contradiction:
Improveimage analysis comprehensivenessVSAvoidsettings adjustment complexity
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The system provides individualized optimization suggestions for each machine vision tool within a multi-tool job. By segmenting the analysis and recommendations by tool, the system maintains comprehensive image analysis capability while making settings adjustment manageable, as each tool's specific needs are addressed separately rather than as a monolithic system.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11568567B2Systems and methods to optimize performance of a machine vision system
Publication Date: 2023.01.31 ZEBRA TECHNOLOGIES CORP
  • US11568567B2 patent drawing
  • US11568567B2 patent drawing
  • US11568567B2 patent drawing

AI summary

Methods and systems for optimizing performance of a machine vision system are disclosed herein. An example method includes obtaining one or more first and second images of a target object, where each of the one or more first and second images include a pass indication and a fail indication, respectively. The example method further includes conducting, by a feasibility setup tool, a feasibility setup analysis by (i) performing machine vision techniques on each of the one or more first and second images and (ii) generating a respective updated result indication for each of the one or more first and second images. The example method further includes comparing the respective updated result indication to the respective pass indications and fail indications for the one or more first and second images, respectively; and based on the comparing, generating one or more suggestions to optimize the performance of the machine vision system.