Metrology- Mechanical Engineering

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Mechanical Engineering

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English

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13 Enrollments

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2150 Min

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Why do you enroll

Unlock the precision and accuracy your industry demands! Enroll in the Metrology NPTEL course to master the science of measurement and gain a competitive edge. Learn from leading experts and gain hands-on experience with cutting-edge measurement techniques and instruments. Boost your skills in quality control, inspection, and manufacturing, and stay ahead in the rapidly evolving industry landscape. Join the Metrology NPTEL course and measure up to excellence!.

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Key topics covered

Introduction to metrology
Metrology terminologies
Measurement errors
Linear measuring instruments – 1 (Angle plate, steel rule, spring calipers)
Linear measuring instruments – 2 (Combination set, Vernier calipers)
Linear measuring instruments – 3 (Height gauge, Micrometers – 1)
Linear measuring instruments – 4 (Micrometers – 2, Bore gauge)
Linear measuring instruments – 5 (Dial indicators, thickness gauges, depth gauges)
Manufacturing tolerances and fits
Terminologies of limits fits and tolerances
Numerical problems on fit and tolerances
Selection of fits, Geometrical tolerances
Positional tolerances
Limit gauging
Design of limit gauges
Measurement of straightness, flatness and squareness
Perpendicularity measurement
Basics of surface roughness
Surface finish parameters
Stylus type surface finish measuring instruments
Non-contact type surface finish measuring instruments
Screw thread production and terminology
Measurement of screw thread elements
Introduction to gears
Angle measurement
Radius measurement,Contact angle measurement
Basics of interferometry
Interferometers
Introduction to comparators, Mechanical comparators
Electrical and electronic comparators, Optical comparators
Pneumatic comparators
Geometrical tests on lathe
Geometrical tests on pillar type drilling machine
Universal measuring machine (UMM) and Coordinate measuring machine (CMM)
CMM probes and CMM software
Feature measurement using CMM, Laser vision
In-process gauging and control
Stage position metrology
Micro and Nano stages, Nano technology instrumentation
Optical system design
Complex opto- mechanical assemblies,Metrology testing and certification services

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Course Details

Metrology is the science of measurement, and it plays a crucial role in Mechanical Engineering. This course covers the fundamental principles and techniques of measurement, including:

1. Measurement systems: Types of measurement systems, units, and standards.

2. Instruments and tools: Calipers, micrometers, dial indicators, and other precision instruments.

3. Dimensional measurement: Measurement of length, width, height, and angular dimensions.

4. Geometric tolerancing: Understanding geometric tolerances, datums, and tolerancing schemes.

5. Surface finish measurement: Methods for measuring surface roughness and waviness.

6. Coordinate measuring machines: Principles and applications of CMMs.

7. Measurement uncertainty: Understanding and calculating measurement uncertainty.

8. Quality control: Applications of metrology in quality control and inspection.

Learning Outcomes:

- Understand the fundamental principles of measurement and metrology.

- Familiarize with various measurement instruments and tools.

- Learn to measure and calculate dimensional and geometric tolerances.