UNIT 1:
Introduction to Metrology - Need – Elements
Errors – Errors in Measurements
Persons-Environment- their effect on Precision and Accuracy
UNIT 2:
Linear Measuring Instruments – Evolution – Types
Types of Linear Measuring – Micrometer and its types, Slip gauge
Angular Measurements – Protractor
Terminology, Procedure for gauge design, Applications - Problems – Concept of Interchangeability & serviceability
Slip gauge checking, Mechanical comparators
UNIT 3:
AC Laser Interferometer Types
Basic concept of CMM- Types of CMM
Constructional Features, Probes of CMM
Basic concepts of Machine Vision System, Elements, Applications
Basic concepts of Machine Vision System, Elements, Applications
Applications – Straightness – Alignment
DC & AC Laser Interferometer
Constructional Features, Probes of CMM
Constructional Features, Probes of CMM
UNIT 4:
Principles and Methods of thread measurement
Principles and Methods of thread measurement and applications
Principles and Methods of flatness measurement
Methods of flatness measurement and applications
Principles and Methods of straightness and application
Principles and Methods of gear measurement
Principles and Methods of gear measurement and applications
Principles and Methods of surface finish measurement
Principles and Methods of Roundness measurement and applications
Principles and Methods of surface finish measurement
UNIT 5:
Temperature measurements -Electrical resistance thermometer
Temperature measurements -Electrical resistance thermometer
Force measurements - mechanical , Pneumatic, Hydraulic and Electrical type
Torque and power measurements - mechanical, Pneumatic, Hydraulic and Electrical type
Flow measurement: Venturi meter, Orifice meter
Flow measurement: roto meter, Pitot tube.
Temperature measurement : bimetallic strip, thermocouples
Reliability and calibration
Readability and Reliability
