MET252 Quality Control (Metrology)

This course covers different aspects of dimensional metrology principles, calibrations, and practices. Common measurement tools and methods used in the industry will be introduced. Topics covered include: Gage Blocks, Fixed Gages, Height Gages, Plug Gages, Dial Gages, Angle Measurements, Pneumatic Gages, Surface Metrology, Optical Metrology, Load Cells Calibration, Introduction to GD&T, and Gage R&R Analysis. Laboratory exercises covered include: Gage Blocks Stacking and Calibration, Dial Gages & Plug Gages in Inspection, Micrometer Calibration, Transducers & Load Cell Calibration, Surface Roughness measurements and analysis, Angle measurements using Sign Bar, Gear Inspection, Air Gage Inspection, Inspection of Flatness, Straightness, Perpendicularity. Prerequisite(s): MET 104, MET 127 Corequisite(s): MET 252L Credits: 3 (2,2)

Topics covered:

  • Introduction to Quality Control
  • Precision Gage Blocks
  • Precision Angular Measurements
  • Plug Gages and Snap Gages
  • QC Instruments Calibration: Digital Indicator, Digital Micrometer, Height Gage, Micro-Hite Gage
  • Geometric Dimensioning and Tolerancing.
    • Form Tolerance, Orientation Tolerance, Runout Tolerance, Profile Tolerance, and Location Tolerance
  • Introduction to Coordinate Measuring Machine (CMM)
    • Calypso Program Overview
    • Programming CMM using Calypso and CAD Model
    • GD&T based CMM programming using Calypso: Verification of Flatness, True Position, Perpendicularity, and Circularity, Cylindricity, and location dimensions
  • Gage R & R Study
  • Microhardness Testing
  • Surface Texture Measurements
  • Transducers & Load Cells Calibration
  • Optical Comparator
  • Thread & Gear inspection
  • Introduction to Statistical Quality Control