Machine Design notes: Spur, Helical, Worm & Bevel Gears, Brakes & Bearings
Machine Design is a free Mechanical Engineering handbook covering important course topics, detailed notes, diagrams, equations, formulas and study materials. Download this digital book and reference guide for ITI, Diploma, BE, BTech and other engineering degree courses.
Explore 152 topics across 3 chapters on gear design, spur, helical, worm and bevel gears, brakes, bearings, lubrication, journal bearings and bearing life. Useful for university exams, GATE revision, viva, interviews, assignments, projects and quick reference.
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81 LISTED TOPICS FROM 152
GEARS, GEAR TEETH & SPUR GEAR DESIGN
1. Friction Wheels
2. Classification of Gears
3. Gear Terminology
4. Law of Gearing: Constant Velocity Ratio
5. Cycloidal Teeth
6. Involute Teeth
7. Involute vs Cycloidal Gears
8. Interference in Involute Gears
9. Minimum Pinion Teeth to Avoid Interference
10. Gear Materials
11. Beam Strength of Gear Teeth: Lewis Equation
12. Permissible Gear Tooth Stress in Lewis Equation
13. Dynamic Tooth Load
14. Static Tooth Load
15. Wear Tooth Load
16. Causes of Gear Tooth Failure
17. Spur Gear Design Procedure
18. Spur Gear Construction
19. Shaft Design for Spur Gears
20. Arm Design for Spur Gears
HELICAL, WORM & BEVEL GEARS
21. Helical Gear Terminology
22. Face Width of Helical Gears
23. Equivalent Number of Teeth and Helical Gear Proportions
24. Strength of Helical Gears
25. Types of Worms and Worm Gears
26. Worm Gear Terminology
27. Worm and Worm Gear Proportions
28. Worm Gearing Efficiency
29. Strength of Worm Gear Teeth
30. Wear Tooth Load for Worm Gears
31. Thermal Rating of Worm Gearing
32. Forces Acting on Worm Gears
33. Design of Worm Gearing
34. Introduction to Bevel Gears
35. Classification of Bevel Gears
36. Bevel Gear Terminology
37. Determining Pitch Angle of Bevel Gears
38. Equivalent Bevel Gear Teeth: Tredgold's Approximation
39. Strength of Bevel Gears
40. Forces Acting on Bevel Gears
41. Shaft Design for Bevel Gears
BRAKES & BRAKING SYSTEMS
42. Introduction to Brakes
43. Energy Absorbed by Brakes
44. Heat Dissipation During Braking
45. Brake Lining Materials
46. Types of Brakes
47. Single Block or Shoe Brake
48. Pivoted Block or Shoe Brake
49. Double Block or Shoe Brake
50. Simple Band Brake
51. Differential Band Brake
52. Band and Block Brake
53. Internal Expanding Brake
SLIDING CONTACT & JOURNAL BEARINGS
54. Classification of Bearings
55. Types of Sliding Contact Bearings
56. Hydrodynamically Lubricated Bearings
57. Wedge Film Journal Bearings
58. Properties of Sliding Bearing Materials
59. Materials for Sliding Contact Bearings
60. Lubricants
61. Properties of Lubricants
62. Hydrodynamic Journal Bearing Terminology
63. Bearing Characteristic Number and Modulus
64. Coefficient of Friction in Journal Bearings
65. Heat Generation in Journal Bearings
66. Journal Bearing Design Procedure
67. Solid Journal Bearing
68. Split Bearing or Plummer Block
69. Design of Bearing Caps and Bolts
70. Oil Grooves
71. Footstep or Pivot Bearings
72. Collar Bearings
ROLLING CONTACT BEARINGS
73. Rolling vs Sliding Contact Bearings: Pros and Cons
74. Types of Rolling Contact Bearings
75. Types of Radial Ball Bearings
76. Ball Bearing Standard Dimensions and Designations
77. Thrust Ball Bearings
78. Types of Roller Bearings
79. Basic Static Load Rating of Rolling Bearings
80. Static Equivalent Load for Rolling Bearings
81. Bearing Life
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