Transcript Motion Transformation Systems

Motion Transformation Systems
Function,
Components, and
Use
Motion Transformation System
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The capacity of a body to change the nature of
movement of another body
Screw Gear System
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Function- transforms
rotation movement of the
screw to translation
movement of mobile bit
Components- screw and
bit
Use- C-clamp
Connecting Rod and Crank
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Function- transform
rotation movement to
back and forth
translation movement
Components- rod and
crank
Use- combustion engine
Rack and Pinion Drive
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Function- transforms
rotation movement to
translation movement
Components- pinion
(toothed wheel) and rack
Use- car steering system
Cam (rotating slider crank
mechanism)
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Function- transforms
rotation movement to
translation movement
Components- cam
(wheel in the form of an
egg) and guided shaft
Use- sewing machines
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P.409
P.411
P.418
P.422
P.425
Mechanical advantage
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MA = length of effort/length of resistance arm
3 classes of levers