Machine Tools and Metrology Lab JNTUK R23 · MECH · semester 3-1 · syllabus

This JNTUK R23 skill-enhancement course is listed for Mechanical Engineering (MECH). It is listed in semester 3-1. It carries 2 credits. The published coverage runs across 2 units, from Part A: Machine Tools Lab through Part B: Metrology Lab.

Offered in

Branches	Semester	L	T	P	C
MECH	3-1	0	0	4	2

SOURCE DOCKET

Published evidence

✓ Verified

Source

• Official JNTUK syllabus ↗ jntuk.edu.in

Checked

12 Jul 2026

Record

Page 78 · 2 published units

Verification scopeThe title, semester placement, credits, complete syllabus and stated course outcomes are sourced directly from JNTUK's official R23 Mechanical Engineering course structure and syllabus PDF.

What you'll be able to do

• Explain the parts of common machine tools and the shapes of products made on them.
• Measure bores, angles and tapers.
• Perform alignment tests on machine tools.

2 units, from Part A: Machine Tools Lab to Part B: Metrology Lab. Tick off units as you cover them — your progress stays on this device.

Unit-wise syllabus

0 / 2 COVERED

UNIT 01 — Part A: Machine Tools Lab Introduction to general purpose machines - lathe, drilling machine, milling machine, shaper, planing machine, slotting machine, cylindrical grinder, surface grinder, tool and cutter grinder · Operations on lathe machines - step turning, knurling, taper turning, thread cutting and drilling · Operations on drilling machine - drilling, reaming, tapping, rectangular drilling and circumferential drilling · Operations on shaping machine - round to square, round to hexagonal · Operations on slotter - keyway (T-slot), keyway cutting · Operations on milling machines - indexing, gear manufacturing UNIT 02 — Part B: Metrology Lab Calibration of vernier calipers, micrometers, vernier height gauge and dial gauges · Measurement of bores by internal micrometers and dial bore indicators · Use of gear tooth vernier caliper for tooth thickness inspection and flange micrometer for checking chordal thickness of spur gears · Machine tool alignment tests on the lathe, drilling machine and milling machine · Angle and taper measurements with bevel protractor, sine bar, rollers and balls · Use of a spirit level in finding the straightness of a bed and the flatness of a surface · Thread inspection with the two-wire/three-wire method and tool maker's microscope · Surface roughness measurement with a roughness measuring instrument by Talysurf