Kinematics of Machines Syllabus

Kinematics of Machines Syllabus

  1. Basics of Mechanisms

    • Classification of mechanisms
    • Basic kinematic concepts and definitions
    • Degree of freedom and mobility
    • Kutzbach criterion and Gruebler’s criterion
    • Grashof’s Law
    • Kinematic inversions of four-bar chain and slider-crank mechanisms
    • Mechanical advantage and transmission angle
    • Common mechanisms: Quick return mechanisms, straight-line generators, universal joints, rocker mechanisms

  2. Kinematics of Linkage Mechanisms

    • Displacement, velocity, and acceleration analysis of simple mechanisms
    • Graphical methods: Velocity and acceleration polygons
    • Velocity analysis using instantaneous centers
    • Kinematic analysis of simple mechanisms
    • Coriolis component of acceleration
    • Introduction to linkage synthesis problems

  3. Kinematics of Cam Mechanisms

    • Classification of cams and followers
    • Terminology and definitions
    • Displacement diagrams: Uniform velocity, parabolic, simple harmonic, and cycloidal motions
    • Layout of plate cam profiles
    • Specified contour cams: Circular arc and tangent cams
    • Pressure angle and undercutting
    • Sizing of cams

  4. Gears and Gear Trains

    • Law of toothed gearing
    • Involute and cycloidal tooth profiles
    • Spur gear terminology and definitions
    • Gear tooth action and contact ratio
    • Interference and undercutting
    • Helical, bevel, worm, and rack-and-pinion gears (basics)
    • Gear trains: Speed ratio, train value, parallel axis gear trains, epicyclic gear trains

  5. Friction in Machine Elements

    • Surface contacts: Sliding and rolling friction
    • Friction drives
    • Friction in screw threads
    • Bearings and lubrication
    • Friction clutches
    • Belt and rope drives
    • Friction in brakes: Band and block brakes

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