Machine Design 2 : Mechanical 7

This application serves as a comprehensive resource for key topics in mechanical and machine design, presented in clear and accessible English along with illustrations. It is particularly useful for students seeking to revise for exams, vivas, assignments, or job interviews.

Offering practical insights as well as fundamental theoretical knowledge, the app encompasses a total of 152 topics divided into three chapters. The notes are written in a straightforward manner, making them easy to understand.

This app can be likened to a concise reference guide that educators often utilize in classroom settings. Its design promotes efficient learning and rapid review of a broad range of subjects.

Highlighted topics within the app include:

• Friction Wheels
• Classification of Gears
• Terms Used in Gears
• Condition for Constant Velocity Ratio of Gears - Law of Gearing
• Cycloidal Teeth
• Involute Teeth
• Comparison Between Involute and Cycloidal Gears
• Interference in Involute Gears
• Minimum Number of Teeth on the Pinion to Avoid Interference
• Gear Materials
• Beam Strength of Gear Teeth - Lewis Equation
• Permissible Working Stress for Gear Teeth in the Lewis Equation
• Dynamic Tooth Load
• Static Tooth Load
• Wear Tooth Load
• Causes of Gear Tooth Failure
• Design Procedure for Spur Gears
• Spur Gear Construction
• Design of Shaft for Spur Gears
• Design of Arms for Spur Gears
• Terms Used in Helical Gears
• Face Width of Helical Gears
• Equivalent Number of Teeth, Proportions for Helical Gears
• Strength of Helical Gears
• Types of Worms and Worm Gears
• Terms Used in Worm Gearing
• Proportions for Worms and Worm Gears
• Efficiency of Worm Gearing
• Strength of Worm Gear Teeth
• Wear Tooth Load for Worm Gear
• Thermal Rating of Worm Gearing
• Forces Acting on Worm Gears
• Design of Worm Gearing
• Introduction to Bevel Gears
• Classification of Bevel Gears
• Terms Used in Bevel Gears
• Determination of Pitch Angle for Bevel Gears
• Formative or Equivalent Number of Teeth for Bevel Gears – Tredgold’s Approximation
• Strength of Bevel Gears
• Forces Acting on a Bevel Gear
• Design of a Shaft for Bevel Gears
• Brakes - Introduction
• Energy Absorbed by a Brake
• Heat Dissipation During Braking
• Materials for Brake Lining
• Types of Brakes
• Single Block or Shoe Brake
• Pivoted Block or Shoe Brake
• Double Block or Shoe Brake
• Simple Band Brake
• Differential Band Brake
• Band and Block Brake
• Internal Expanding Brake
• Classification of Bearings
• Types of Sliding Contact Bearings
• Hydrodynamic Lubricated Bearings
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• This app is suitable for individuals studying mechanical engineering as part of their degree programs, encompassing various aspects such as CAD/CAM, electrical and electronics, fastening and joining, fluid power, manufacturing processes, engineered materials, and motion control.