# Kinematics Of Machines(Velocity And Acceleration Analysis Of Mechanisms (Graphical Methods),Velocity Analysis By Instantaneous Center Method)

 Course Code : ULZ0348 Author : uLektz University : General for All University Regulation : 2017 Categories : Mechanical Format : ePUB3 (DRM Protected) Type : eBook

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Description :Kinematics Of Machines(Velocity And Acceleration Analysis Of Mechanisms (Graphical Methods),Velocity Analysis By Instantaneous Center Method) of ULZ0348 covers the latest syllabus prescribed by General for All University for regulation 2017. Author: uLektz, Published by uLektz Learning Solutions Private Limited.

Note : No printed book. Only ebook. Access eBook using uLektz apps for Android, iOS and Windows Desktop PC.

##### Topics
###### UNIT - I INTRODUCTION

1.1 Definitions Link or element, Kinematic pairs

1.2 Degrees of freedom, Grubler's criterion (without derivation), Kinematic chain, Mechanism, Structure, Mobility of Mechanism, Inversion, Machine

1.3 Kinematic Chains and Inversions: Inversions of Four bar chain; Single slider crank chain and Double slider crank chain

###### UNIT - II MECHANISMS

2.1 Quick return motion mechanisms, Drag link mechanism, Whitworth mechanism and Crank and slotted lever Mechanism

2.2 Straight line motion mechanisms Peaucellier's mechanism and Robert's mechanism

2.3 Intermittent Motion mechanisms, Geneva wheel mechanism and Ratchet and Pawl mechanism

2.4 Toggle mechanism, Pantograph, Ackerman steering gear mechanism

###### UNIT - III VELOCITY AND ACCELERATION ANALYSIS OF MECHANISMS (GRAPHICAL METHODS)

3.1 Velocity And Acceleration Analysis Of Four Bar Mechanism,Slider Crank Mechanism And Simple Mechanisms By Vector Polygons: Relative Velocity And Acceleration Of Particles In a Common Link

3.2 Relative Velocity And Accelerations Of Coincident Particles On Separate Links- Coriolis Component Of Acceleration

3.3 Angular Velocity And Angular Acceleration Of Links, Velocity Of Rubbing

###### UNIT - IV VELOCITY ANALYSIS BY INSTANTANEOUS CENTER METHOD

4.1 Definition, Kennedy's Theorem, Determination of linear and angular velocity using instantaneous center method Klein's Construction

4.2 Analysis Of Velocity And Acceleration Of Single Slider Crank Mechanism

###### UNIT - V VELOCITY AND ACCELERATION ANALYSIS OF MECHANISMS (ANALYTICAL METHODS):

5.1 Analysis Of Four Bar Chain And Slider Crank Chain Using Analytical Expressions. (Use Of Complex Algebra And Vector Algebra)

###### UNIT - VI SPUR GEARS

6.1 Gear Terminology, Law of gearing

6.2 Characteristics of involute action, Path of contact, Arc of contact

6.3 Contact ratio of spur, helical, bevel and worm gears, Interference in involute gears

6.4 Methods of avoiding interference, Back lash

6.5 Comparison of involute and cycloidal teeth, Profile Modification

###### UNIT - VII GEAR TRAINS

7.1 Simple gear trains, Compound gear trains for large speed reduction

7.2 Epicyclic gear trains, Algebraic and tabular methods of finding velocity ratio of epicyclic gear trains.Tooth load and torque calculations in epicyclic gear trains

###### UNIT - VIII CAMS

8.1 Types of cams, Types of followers.Displacement, Velocity and, Acceleration time curves for cam profiles

8.2 Disc cam with reciprocating follower having knife-edge, Roller and flat-face follower, Disc cam with oscillating roller follower

8.3 Follower motions including SHM, Uniform velocity, Uniform acceleration and retardation and Cycloidal motion