Gear Ratio, Cams And Followers Flashcards
What is the driver attached to?
To a motor or a handle
What should the answer be given as?
A ratio
Eg. Say there 2 gears one with 20 teeth one with 50 it would be 5:2
What is a one cycle?
One rotation revolution of the cam
What is a dwell?
When the cam rotates but the follower does not rise or fall
What is the rise?
The part of the cam that cause the followers to rise
What is the fall
The part of the cam that causes the followers to fall
What does the pear shaped cam do?
It makes the follower motionless for the first half and then on the second half it rises and falls
What do circular cams do?
They produce a smooth motion
What motion does a snail cam produce?
Rise# slowly and falls fast
What does a heart cam do?
Allows the follower to rise and fall in a uniform velocity