Learn · NPTEL

Course11210530660 lectures

Elements of metal cutting, Machine tools, gear cutting and CNC machining

Prof. Asimava Roy Choudhury · IIT Kharagpur

Start with lecture 1 At NPTEL

Lectures

week-01

  1. Introduction Video
  2. Geometry of single point turning tools - 1 Video
  3. Geometry of turning tools - 2 Video
  4. Geometry of single point turning tools -3 Video
  5. Geometry of cutting tools and numerical problems Video

week-02

  1. Different types of tools and mcq Video
  2. Mechanism of chip formation Video
  3. Mechanics of material removal Video
  4. Measurement Of Cutting Forces Video
  5. Numerical problems and MCQ Video

week-03

  1. Tool wear and Tool life Video
  2. Wear and life of cutting tools - 2 Video
  3. The lathe Video
  4. Calculations on mechanisms in machine tools Video
  5. Numerical problems on lathe Video

week-04

  1. milling machines Video
  2. Milling machine - indexing Video
  3. Gear cutting CNC and non traditional machining Video
  4. CNC and non-traditional machining methods Video
  5. Numerical problems for week 4 Video

week-05

  1. Introduction Video
  2. Simple Gear Calculations Video
  3. Gear Geometry Video
  4. Helical Gear Problems Video
  5. Numerical Problem MCQ Video

week-06

  1. Numerical Problem Milling of Helical Gears Video
  2. Simple and Compound Indexing Video
  3. Differential Indexing Video
  4. Helical Gear Cutting on Milling Machine Video
  5. Numerical Problems on Gear Milling Video

week-07

  1. Gear Shaping- I Video
  2. Gear Shaping- II Video
  3. Gear Shaping- III Video
  4. Gear Shaping- IV Video
  5. Gear Hobbing- I Video

week-08

  1. Gear Hobbing- II Video
  2. Gear Hobbing- III Video
  3. Gear Hobbing- IV Video
  4. Gear Hobbing- V Video
  5. Gear Hobbing- VI Video

week-09

  1. Introduction to computer control role of computers in automation Video
  2. Introduction Cotd. binary logic and logic gates Video
  3. Classification of Computer numerical control (CNC) Point to point and continuous control Video
  4. Classification Cotd. : Closed loop and open loop control Video
  5. Tutorial involving simple calculations on different aspects of CNC controls Video
  6. Questions, MCQ Discussions on Motors, Encoders, Decoders and Programming Practice Video

week-10

  1. Stepper motors, Permanent magnet DC motors Video
  2. Binary circuits and decoders Video
  3. Tachogenerator, printed circuit motors, Encoders Video
  4. Programming Practice - I Video
  5. Programming Practice - 11 Video

week-11

  1. Computer Aided Offline Programming Video
  2. Interpolators - Linear Video
  3. Interpolators - Curvilinear Video
  4. Questions on Programming and Interpolation Video
  5. 3-D Machining - Basic Concepts Video

week-12

  1. Curved Surface Geometry Video
  2. Cutter Path Generation for Curved Surfaces Video
  3. Cutter Path Generation (Concluding Part) and Current Status - CNC Machining and Related Processes Video
  4. Questions and Discussions on Curved Surface Machining Video

Syllabus and materials

At NPTEL, as the course publishes them.

Credits and licence

Institution
IIT Kharagpur
Department
Mechanical Engineering
Teacher
Prof. Asimava Roy Choudhury
Level
Undergraduate
Language
English
Subjects
Engineering
Source
NPTEL
Licence
CC BY-NC-SA, as NPTEL states it. Non-commercial use only. NPTEL's terms
Attribution
NPTEL states: "Distributed under Creative Commons Attribution-ShareAlike / CC BY - NC - SA", beside a BY-NC-SA badge.
Who can watch
NPTEL gives no rating. Invisible Network shows it to Tweens profiles and older, judged from what the source says about it. How courses are placed