southwest research institute manufacturing systems department presented by clay flannigan november...
TRANSCRIPT
AUTOMATED INSPECTION
USING MACHINE VISION
Southwest Research Institute
Manufacturing Systems Department
Presented by Clay Flannigan
November 3, 2009
Overview
Background on Southwest Research Institute Brief Review of Machine Vision Applications for Automated Inspection
Facts About Southwest Research Institute®
Founded in 1947
501 (c)(3) nonprofit corporation
Over 3,300 employees
Over 1,200-acre facility in San Antonio, TX
2.1 million sq-ft of laboratories & offices
Over 900 patents
33 R&D 100 awards
SwRI® in the Early 1950s
SwRI® Today
Operational Characteristics
Revenue from Contracts Applied RDT&E Services Physical Sciences & Engineering Broad Technological Base Capital Intensive Operation Internal Research Program Over 4,500 Projects per Year
SwRI Divisions Aerospace Electronics and Information Technology Applied Physics Applied Power Automation and Data Systems Chemistry and Chemical Engineering Engine, Emissions and Vehicle Research Fuels and Lubricants Research Geosciences and Engineering Mechanical and Materials Engineering Signal Exploitation and Geolocation Space Science and Engineering Training, Simulation and Performance Improvement
Food Technologies Analytical Chemistry Formulation and Product Development Micro-Encapsulation Materials Environmental and Mechanical Testing Manufacturing Systems
Manufacturing Systems Staff
Multidisciplinary: electrical, mechanical, industrial engineers Process Improvement Engineering
Manufacturing Process Design Lean Manufacturing Quality Management Facility Planning Training & Consulting Services
Automation Engineering Robotics Machine Vision and Sensing Technologies Custom Automation Development Modeling and Simulation System Integration
Machine Vision Background
What is Machine Vision?
Technologies that Allow Computers to “See”Sense EnvironmentAnalyzeMake Decisions or Measurements
ComponentsCameraOpticsLightingProcessing SoftwareOutput Device
What is Machine Vision Good For?
Automated InspectionDimensional MeasurementCountingQuality Control of Raw MaterialsVerification of Final Products
Process Control Automation Guidance Security & Surveillance
Food Application Examples
Contaminant Inspection
Package Seal Inspection Specialized Lighting (Back Lighting)
Highlights Contamination
Seal Contamination
Defect Inspection Glass Bottle Inspection Illumination Used to
Highlight Bottle Defects Line Scan Camera Rotated Bottle High Speed
3D Inspection
Laser Line Triangulation
3D Profile of Packages in a Case
Used to Verify Case Count
Robot Guidance Camera Locates
and Identifies Liquor Bottles
Color and Pattern Detection
Robot Replaces Missing Bottles
Process Control Micro-Encapsulation Vision Used to
Monitor Droplet Formation
Feedback Controls System Parameter (Pressure, Flow)
X-Ray Inspection Potato Contaminant Inspection Dense Particle (Rock) Detection Rot (Low Density) Detection Hollow Heart (Void) Detection
Thermal Imaging
Measure Temperature Differentials
Evaporative Cooling Highlights Water Droplet (Simulated Puncture)
Water Droplet
Typical Project Steps
Proof of Concept Testing (Laboratory) Initial Phase
Requirements DefinitionPrototype System
○ Hardware○ Software○ Interfaces
Production SystemBuild, Install, CommissioningTraining, Documentation
