PPT: Cams | Theory of Machines (TOM) - Mechanical Engineering PDF Download

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3
? Cams are used to convert rotary motion to 
oscillatory motion (almost always) or 
oscillatory motion to rotary motion (rarely)
? For high speed applications – example, 
internal combustion engines
? Objectives of this chapter:
? Learn fundamental concepts and terminology
? Learn how to design a cam and follower set to 
achieve a desired output motion.
Page 3


3
? Cams are used to convert rotary motion to 
oscillatory motion (almost always) or 
oscillatory motion to rotary motion (rarely)
? For high speed applications – example, 
internal combustion engines
? Objectives of this chapter:
? Learn fundamental concepts and terminology
? Learn how to design a cam and follower set to 
achieve a desired output motion.
? In IC engines to operate the inlet and exhaust valves
Page 4


3
? Cams are used to convert rotary motion to 
oscillatory motion (almost always) or 
oscillatory motion to rotary motion (rarely)
? For high speed applications – example, 
internal combustion engines
? Objectives of this chapter:
? Learn fundamental concepts and terminology
? Learn how to design a cam and follower set to 
achieve a desired output motion.
? In IC engines to operate the inlet and exhaust valves
Based on modes of Input / Output motion
1 Rotating cam – Translating follower
2 Rotating cam – Oscillating follower 
3 Translating cam – Translating follower 
Page 5


3
? Cams are used to convert rotary motion to 
oscillatory motion (almost always) or 
oscillatory motion to rotary motion (rarely)
? For high speed applications – example, 
internal combustion engines
? Objectives of this chapter:
? Learn fundamental concepts and terminology
? Learn how to design a cam and follower set to 
achieve a desired output motion.
? In IC engines to operate the inlet and exhaust valves
Based on modes of Input / Output motion
1 Rotating cam – Translating follower
2 Rotating cam – Oscillating follower 
3 Translating cam – Translating follower 
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FAQs on PPT: Cams - Theory of Machines (TOM) - Mechanical Engineering

1. What is mechanical engineering?
Ans. Mechanical engineering is a branch of engineering that deals with the design, analysis, manufacturing, and maintenance of mechanical systems. It involves the application of principles from physics, mathematics, and materials science to develop and improve various mechanical devices and processes.
2. What are the career prospects in mechanical engineering?
Ans. Mechanical engineering offers a wide range of career opportunities. Graduates can work in industries such as automotive, aerospace, energy, manufacturing, and robotics. They can also pursue careers in research and development, consulting, project management, or even start their own businesses.
3. What skills are necessary for a mechanical engineer?
Ans. Mechanical engineers require a combination of technical, analytical, and problem-solving skills. They should have a strong understanding of mathematics, physics, and computer-aided design (CAD) software. Additionally, communication, teamwork, and project management skills are essential for success in this field.
4. What is the role of CAD in mechanical engineering?
Ans. Computer-aided design (CAD) plays a crucial role in mechanical engineering. It allows engineers to create and modify digital models of mechanical components or systems. CAD software enables the visualization, analysis, and optimization of designs before they are manufactured, reducing the time and cost involved in the development process.
5. How does mechanical engineering contribute to sustainable development?
Ans. Mechanical engineering plays a significant role in sustainable development by creating more energy-efficient and environmentally friendly solutions. Engineers in this field work on developing renewable energy technologies, improving energy efficiency in buildings and transportation, and designing eco-friendly manufacturing processes. By addressing these challenges, mechanical engineers contribute to a more sustainable future.
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