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Course11210523448 lectures

Gear And Gear Unit Design: Theory and Practice

Prof. Rathindranath Maiti · IIT Kharagpur

Start with lecture 1 At NPTEL

Lectures

Week 1

  1. Lecture 1: Introduction- Motivation and Theme of the Course Video
  2. Lecture 2 : Laws of Gearing, Kinematics and Geometry Part-I Video
  3. Lecture 3 : Laws of Gearing, Kinematics and Geometry Part-II Video
  4. Lecture 4 : Involute Toothed Gear- Properties & Terminology Video
  5. Lecture 5 : Tutorial Video

Week 2

  1. LECTURE 6: Involute Straight Tooth Spur Gear Video
  2. LECTURE 7: Helical Tooth Spur Gear & Loads on Gear Shaft Video
  3. LECTURE 8: Design of Bevel Gear Video
  4. LECTURE 9: Crossed Helical Gear-I Video
  5. LECTURE 10: Crossed Helical Gear-II and Worm Gear Video

Week 3

  1. LECTURE 11 : Gear Unit Design - Selection of Stage Ratios, Pinion & Gear Teeth Numbers Video
  2. LECTURE 12 : Gear Unit Design - First Stage Pinion & Gear Design- I (Module on Beam Strength Basis) Video
  3. LECTURE 13 Gear Unit Design - Failure of Gear Tooth (Probable Dynamic Load and Wear Load Capacity) Video
  4. LECTURE 14 Gear Unit Design - 1st. Stage Pinion & Gear Design-II (Probable Dynamic Load and Wear Load Capacity and Finalizing 1st. Stage Pinion & Gear set) Video
  5. LECTURE 15 Gear Unit Design - 1st. Layout (After Gear Design) Video

Week 4

  1. LECTURE 16 Bearing Arrangement-Gear Box Shafts Video
  2. LECTURE 17: Bearing Load Calculation- Intermediate Shaft Video
  3. LECTURE 18 Bearing Selection & Introduction to Shaft Design Verification Video
  4. LECTURE 19 Design Verification of Gear Box Shafts Video
  5. LECTURE 20 Development (Layout) of Intermediate Shaft Video

Week 5

  1. LECTURE 21 : Development (Layout) of Input Shaft & Integral Pinion Video
  2. LECTURE 22 : Development (Layout) of Output Shaft and 2nd. Stage (Output) Gear Video
  3. LECTURE 23 : Development (Layout) of Output Shaft (contd.), Loads on Shaft & Bearings Video
  4. LECTURE 24 : Output Shaft-Bearing Lives Video
  5. LECTURE 25 : Design Verification of Output Shaft Video
  6. LECTURE 26 : Design Verification of Input Shaft (including Bearing Life Estimation) Video

Week 6

  1. LECTURE 27 : Finalizing Design including the Sizes of the Keys Video
  2. LECTURE 28 : Development of Plan & Elevation of Gear Reduction Unit- I Video
  3. LECTURE 29 : Development of Plan & Elevation of Gear Reduction Unit- II Video
  4. LECTURE 30 : Development of Plan & Elevation of Gear Reduction Unit- III Video
  5. Lecture 31 : Video
  6. Lecture 32 : Video

Week 7

  1. LECTURE 33 Involute Spur Gear Tooth Correction : Part-I Video
  2. LECTURE 34 Involute Spur Gear Tooth Correction : Part-II Video
  3. LECTURE 35 Involute Spur Gear Tooth Correction : Part-III Video
  4. LECTURE 36 Involute Spur Gear Tooth Correction : Tutorial ( Workout Example) Video
  5. LECTURE 37 Involute Spur Gear Tooth Correction : Tutorial (Workout Example-2) Video
  6. LECTURE 38 Tooth Tip Interference, Avoidance and Contact Ratio in Involute Internal Gearing Video

Week 8

  1. Lecture 39 Video
  2. Lecture 40 Video
  3. Lecture 41 Video
  4. Lecture 42 Video
  5. Lecture 43 Video
  6. Lecture 44 Video

Live Session

  1. Live Session 27-03-2021 Video
  2. Live Session 10-04-2021 Video
  3. Live Session 04-05-2022 Video
  4. Live Session 19-04-2022 Video

Syllabus and materials

At NPTEL, as the course publishes them.

Credits and licence

Institution
IIT Kharagpur
Department
Mechanical Engineering
Teacher
Prof. Rathindranath Maiti
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.
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