Machine element Design II - Screws, Fasteners, Springs, Belt

Focused View

Mufaddal Rasheed

5:28:43

64 View

1. Introduction

1. Introduction.mp4

02:53

2. Lead Scews

1. Introduction to Lead screws.mp4

04:33

2. Specifications of Lead screws.mp4

03:05

3. Principle of Screw- Inclined plane.mp4

03:59

4. Force Analysis Part 1.mp4

09:50

5. Force Analysis Part 2.mp4

06:38

6. Self Locking Feature and Efficiency of Lead screws.mp4

04:52

7. ACME thread equations.mp4

01:52

8. Stress in Power Screws.mp4

07:13

9. 3D State of Stress.mp4

05:00

10. Bearing Stress, Sharing of Load and Friction co efficient of common materials.mp4

04:38

3. Threaded Fasteners

1. Introduction to Threaded Fasteners.mp4

08:09

2. Mechanism of Fastening - How Torque is converted to joint.mp4

05:39

3. Affect of Axial load - Joint diagram.mp4

03:56

4. Fastener Bolt Stiffness - Floating Fasteners.mp4

06:41

5. Fastener Bolt Stiffness - Fixed Fasteners.mp4

03:54

6. Member stiffness - Rotchers cone pressure distribution.mp4

07:38

7. Member stiffness - Rotchers cone pressure distribution Part 2.mp4

05:07

8. Member stiffness - Design Problem.mp4

07:56

9. Strength limit of Bolts.mp4

04:19

10. Design equations - Externally Applied Load.mp4

06:32

11. Relating Applied torque to Preload.mp4

10:14

12. Factor of Safety, Load Factors and Separation Load.mp4

05:47

13. Causes of Loosening of joints.mp4

03:03

4. Compression Coil Springs

1. Intro to Helical Coil Springs.mp4

05:13

2. Stresses in Compression coil spring.mp4

06:28

3. Wahls Factor.mp4

02:56

4. Strain Energy and Stiffness Derivation.mp4

11:28

5. Spring Ends and Design Details.mp4

11:32

6. Pre-setting of Springs.mp4

03:07

7. Buckling stability of compression coil springs.mp4

03:40

8. Allowable limits of Torsion stresses.mp4

02:24

9. Introduction to Torsion springs.mp4

04:08

10. Bending Stresses in Torsion spring.mp4

02:26

11. Rate of Torsion Spring.mp4

11:23

12. Reduction in Diameter of torsion spring and allowable stress limits.mp4

04:45

5. Belt Drives

1. Working Principle of Belt drives.mp4

07:12

2. Design Equations and Notations.mp4

02:37

3. Belting Theory - Derivation - Part 1.mp4

08:27

4. Belting Theory - Derivation - Part 2.mp4

06:16

5. Belting Theory - Derivation - Part 3.mp4

05:43

6. Deriving Equation for Initial Tension.mp4

05:32

7. Operating Tension vs Initial Tension Graph and Allowable limits.mp4

05:43

8. Common Materials for Belts.mp4

02:47

9. Factors that influence Design selection and Transmitted power equations.mp4

07:03

10. Design Procedure.mp4

10:54

11. Service Factors , Correction factor.mp4

05:12

12. Design Problem - Polyamide Belt Part 1.mp4

11:21

13. Design Problem - Polyamide Belt Part 2.mp4

02:33

14. Initial Tension and Idler Pulleys.mp4

09:31

15. V belts Introduction.mp4

09:00

16. Design Procedure - V belts.mp4

07:33

17. Design Selection Problem- Part 1.mp4

11:21

18. Design Selection Problem- Part 2.mp4

07:00

Description

Learn about fundamentals of Designing machine components like Power screws, Fasteners, springs and Belt drives

What You'll Learn?

Learn about basics of Design of Power screws
Learn about Threaded Fasteners and development of Preload for clamping
Learn about the Limits of design for threaded fasteners considering external loading
Learn about Coil springs, the design parameters and how to design
Learn about Belt drives and Design Selection procedure as per standards and manufacturer catalogue

Who is this for?

Design engineers

Engineering students

Product design enthusiasts

What You Need to Know?

Basics understanding of STrength of Materials

Awareness of mechanical design engineering

More details

Description
Machine design is a large subset of study under mechanical engineering design which includes design of common components used in machines.
This is a mega-course of 4 courses in 1 whichÂ covers multiple aspects of design of Power screws, Threaded fasteners, Coil Springs and Belt drives

Topics covered:
Power or Lead Screws :
Specifications of Power screws
Principle of Operation
Force analysis
Self locking feature
Stress in Power screws
Sharing of Load and efficiency
Threaded Fasteners
Mechanism of Fastening - How torque applied clamps the two parts
Joint diagram
Fastener Bolt stiffness
Member stiffness
Design problem
Strength limit of Bolts
Relation between torque and Preload
Factor of Safety and Causes of Loosening
Coil Springs
Stress in Compression coil spring
Wahls factor
Strain energy and relation of Stiffness
Spring ends and Design details
Pre-setting of springs
Buckling stability
Torsion springs - Design stresses
Torsion springs - Torsion rate
Belt drives
Working principle of Belt drives
Theory of Belting
Initial tension
Design Procedure from manufacturer catalogue
Design Problem
V belts Design procedure from standard tables
Design Problem solved
Idler pulleys
The Course is designed for Design engineers who apply design principles in designing machine components as part of mechanical systems.
The Course doesn't only give the formulae but discusses on the why and how? of the derivations

Who this course is for:
Design engineers
Engineering students
Product design enthusiasts

User Reviews

Rating

average 0

Total votes0

Focused display

Mufaddal Rasheed is a mechanical design engineer and an inventor experienced in a role in Automotive R&D designing complete Chassis systems from Concept to production for SUV projects in Mahindra & Mahindra Ltd for 7 years . Part of a team which delivered a innovative modular chassis platform for 5 vehicles.With knowledge of the complete product development process and the details of engineering systems, he brings to the table a combination of analytical and creative skills.Currently working on multiple projects of his own towards becoming a serial inventor and educator in the area of Design engineering. He is passionate about mechanical design and innovation and writes regularly on Quora with a Top writer badge. Core belief is that engineering is a lifelong learning process and for a designer it is "the more you know the better you design". Building a comprehensive knowledge system for mechanical design engineers and aspirants which would prepare an individual for engineering innovation at MechademicThe Courses are focused on Practical aspects of Automotive and General Mechanical design engineering Targeted purely towards product development grounded in theory.What students say about the courses according to 600+ sample surveys 97 % say they are learning valuable information96 % say the explanation of concepts is clear 99 % say the instructor is knowledgeable in the subject

Udemy

View courses Udemy

Students take courses primarily to improve job-related skills.Some courses generate credit toward technical certification. Udemy has made a special effort to attract corporate trainers seeking to create coursework for employees of their company.