Engineering Principles of Agricultural Machines 2nd Edition

Chapter 4
Mechanical Power Transmission 
65
Introduction...................................................................................................................65
4.1 
V-Belt D rives......................................................................................................65
4.1.1 
V-belt types and standardization............................................................... 66
4.1.2 
V-belt drive geometry................................................................................ 67
4.1.3 
Kinematics of V-belt drives.......................................................................68
4.1.4 
Mechanics of V-belt drives........................................................................69
4.1.5 
Stresses and service life ............................................................................. 72
4.1.6 
Variable-speed V-belt drives......................................................................74
4.1.7 
V-belt drive design......................................................................................76
4.2 
Chain D rives.......................................................................................................76
4.2.1 
Types of chains and standardization.........................................................76
4.2.2 
Geometry of chain drives........................................................................... 79
4.2.3 
Kinematics of chain drives.........................................................................79
4.2.4 
Design of chain drives................................................................................ 82

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4.3 
Power-Take-Off Drives......................................................................................83
4.4 
Overload Safety Devices....................................................................................87
4.4.1 
Shear devices.............................................................................................. 87
4.4.2 
Jump clutch devices....................................................................................88
4.4.3 
Friction devices........................................................................................... 89
Problems........................................................................................................................ 90