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MECHANISMS (3º Rotary motion mechaims (3.7 Pulley trains with belts…
MECHANISMS
1º Mechanisms
Controlling and regulating motion
Joining elements
Transforming motion
Rotary to linear
Rotary to reciprocating
Storing energy
Transmitting motion
Linear
Rotary
2º Liner motion mechanisms
2.2 Fixed pulley
2.3 Movable pilley
2.1 Levers
F:effort
d:F
R:load
r:R
F d= f r
2.4 Compound pulley
3º Rotary motion mechaims
3.4 Worm gear
3.5 Gear mechanisms with a chain
3.3 Gear mechanisms and cogwheels
3.6 Gear train
3.2 Pulleys with belt
3.7 Pulley trains with belts
Variation in velocity
Constant systems
Reducing systems
Multiplying systems
3.1 Friction drives
4º Mechanisms that transform motion
4.2 From rotary into reciprocating motion
Crankshaft
Cam
Crank-lin-slider
Eccentric cam
4.1 From rotary into linear.
Nut and bolt system
Winch and cranck handle
F·d=R·r F=R· R·r/d
Rack and pinion system
L=P·Z·N
5º Other mechanisms
5.3.Connecting mechanisms
Fixed connections
Movable connections
Clutches
5.2.Mechanisms that store energy
Traction
Torsion
Compression
5.4.Supports
Bearings
Bushings
5.1.Mechanisms for controlling and directing motion
Band brakes
Drum brakes
Disc brakes