MAC 125 - Inspection Quality Assurance

4 Credits, 6 Contact Hours
2 lecture periods 4 lab periods

Principles and applications of dimensional measurement. Includes line graduated measuring instruments, fixed gages, gage blocks, comparative measurements, optical comparators and projectors. Also includes angle measurement, straightness, flatness, perpendicularity measurement, and coordinated measuring machines.

Prerequisite(s): GTM 105 and MAC 100.
Information: Prerequisite may be waived with industry experience. See a machine tool instructor for prerequisite information.

Course Learning Outcomes

Demonstrate proficiency of physical measurement
Proficiently use coordinate measuring machine
Apply usage of Quality Assurance forms and data gathering

Outline:

Introduction
1. Course objectives
2. Expectations of course
Line Graduated Measuring Instruments.
1. Rules and tapes
2. Micrometers and calipers
Fixed Gages
1. Classifications of fixed gages
2. Principles of limit gage measurement
3. Fixed gages for multiple dimensions
Gage Blocks
1. Description and technical requirements
2. Gage block sets and accessories
3. Applications for gage blocks
Comparative Measurements
1. Evaluation of the measuring system and instruments
2. Dial indicators
3. Electronic measuring instruments
4. Internal measuring instruments
Optical Comparators and Projectors
1. Principles of optical measurement
2. Applications of optical measurement
Angle Measurement
1. Unit of angle measurement
2. Angle measuring systems and techniques
Straightness, Flatness, and Perpendicularity Measurement
1. Measurements of straightness
2. Measurements of flatness
3. Measurements of perpendicularity
Coordinate Measuring Machines
1. Manual applications
2. Computer supported applications