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V. Ryan 2002 - 2017

 
     
 

This section of the website is aimed at introducing pupils to mechanisms and how they work. CAM profiles are discussed in detail as well as the design of a CAM toy. Linkages are also considered. Click on the titles below to view the section of your choice.

 
     
 

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Lesson Starter - Mechanisms

 

 Lesson Starter - Mechanism, Forces and Movement

 
Introduction to Types of Motion / Movement
Questions - Types of Movement / Motion
 
VIDEO - WHAT ARE CAMS?
 
PDF FILE - POSTER - CAM MECHANISMS

 

1. Cams - Definition, Profiles and Followers

2. Simple Example and Detailed Profiles

3. A Practical Example - Eccentric Cam

4. The Snail / Drop Cam

5. Swash Plate Cams

6. Box Cams

7. Flat Plate Cam

8. The Cylindrical Cam

9. Example cams and questions

10. More Cam Questions

 
Click Here for Videos of a Selection of Cams
 

MECHANICAL TOY PROJECT

11. Example Toys

12. Cam Toy Exercise - Problem and Brief

13. Cam Toy Exercise

14. Cam Toy - Working Drawing

15. Cam Toy - Sequence Drawing

16. Cam Toy Mechanisms - Common Faults

17. Mechanical Toy - Evaluation Exercise 1

18. Evaluation - Sheet Layout

 

19. Toy Museum - Munich, Germany

20. A Mechanical Toy

21. Another Mechanical Toy

 

OTHER MECHANISMS

  SHORT VIDEO - LINKAGES

 
PDF FILE - POSTER - COMMON LINKAGES AND PRACTICAL APPLICATIONS
 

1. The Quick Return Mechanism

2. The Shaping Machine and it's Mechanism

3. The Crank and Slider Mechanism

 
SHORT VIDEO - RATCHETS, CRANKS AND QUICK RETURN MECHANISMS
 
PDF FILE - POSTER - CRANKS, RATCHETS AND QUICK RETURN MECHANISMS
 

4. Ratchet Mechanisms

5. Cranks and Crank Shafts

 

LINKAGES

 

1. Linkage Mechanisms

2. Bicycle Linkage Mechanism

3. Tool Box Linkage Mechanism

4. Linkage Questions

 

SPRINGS

 

1. Springs

2. Spring Question

3. Mechanical Systems - Springs
 

SAMPLE EXAMINATION QUESTIONS

 

Mechanisms Exam Questions - 1

Mechanisms Exam Question - 2

Mechanisms Exam Question - 3

Mechanisms / PIC Microcontroller Exam Question - 4

 
 
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