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mechanisms - Coggle Diagram
mechanisms
gears
compound gear train
idler gear
used to change diretino of rotaion
used to fill gaps between driver and driven gears
ratchet and rawl
only rotates in ion one diret
chain and sprocket
rotates in same direction,strong
worm and worm gear
high torque/very slow
rack and pinion
rotattion to linear motion
bevel gear
rotates through 45 degrees
spur gear
difference sizes
motors
servo
rotatees through 180
high torque
gearbox
expensive
set speed
inline
cheap
rrotates 360 degrees
ratio 120.1
ideall for wheelsl
stepper
used in CNC
3v motar
small
ideal for fan
speakers
plezo
ideal for single tones
buzzer
one sound
micro speaker
plays tunes
cams and followers
many shapes
shape determines movement of follows
coverts rotaional motiion to linear motion
straight line movement
follower shape determines acuracy
linkage
transfers motion from one point to another
parallel linkage
pulleys
reverse pulley
change direction using the belt
regular pully system
pulleys rotate in same direction
stepped pulley
change speds
idler pulley
allows for tension on pully belt