JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Overview

Course Overview: By the end of the course student will be able to perform the measurements Length, Depth, Diameter measuring using vernier calipers & micrometer. Bore measurement using bore gauge Use of gear teeth caliper for checking the chordal addendum and chordal height of spur gear. Angle and taper measurements using Bevel protractor, Sine bar and slip gauges.

Course Objectives:

• 1. To create awareness on various mechanical measuring instruments.
• 2. To make students familiar with various operations on machine tools.

Course Outcomes:

• 1. Hands on experience on lathe machine to perform turning, facing, threading operations.
• 2. Practical exposure on flat surface machining, milling and grinding operations.
• 3. Skill development in drilling and threading operations.
• 4. Linear and angular measurements exposure.

List of Experiments:

• 1. Use of gear teeth vernier calipers for checking the chordal addendum and chordal height of the spur gear.
• 2. Machine tool alignment of test on the lathe.
• 3. Tool makers microscope and its application
• 4. Angle and taper measurements by bevel protractor and sine bars.
• 5. Use of spirit level and optical flats in finding the flatness of surface plate.
• 6. Thread measurement by 2-wire and 3-wire methods. R16 B.TECH MSNT.