Gear Ratio, Cams And Followers Flashcards

1
Q

What is the driver attached to?

A

To a motor or a handle

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2
Q

What should the answer be given as?

A

A ratio

Eg. Say there 2 gears one with 20 teeth one with 50 it would be 5:2

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3
Q

What is a one cycle?

A

One rotation revolution of the cam

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4
Q

What is a dwell?

A

When the cam rotates but the follower does not rise or fall

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5
Q

What is the rise?

A

The part of the cam that cause the followers to rise

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6
Q

What is the fall

A

The part of the cam that causes the followers to fall

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7
Q

What does the pear shaped cam do?

A

It makes the follower motionless for the first half and then on the second half it rises and falls

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8
Q

What do circular cams do?

A

They produce a smooth motion

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9
Q

What motion does a snail cam produce?

A

Rise# slowly and falls fast

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10
Q

What does a heart cam do?

A

Allows the follower to rise and fall in a uniform velocity

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