Belts Flashcards
What is an advantage of belt drives over chain
Damper vibration
How much crown would we expect on a 6 inch flat belt pulley?
1/8 inch per foot, 1/16
How are classic V belts length measured?
Inside
What does the creep mean in the belt terminology
Speed reduced due to belt length vibration as its cycles from the slack to the tight side
Which part of the belt carries a load from one pulley to the other
The tensile member
Why use raw edge V belt?
Less slip
When will double angle v-belt be used?
When sheaves are driven by the top and Bottom of the belt
Belt slippage has been taking place under load?
Glazing and cracked
How wide is A42 ?
A= 1/2
3L200 , how wide?
2 inch
650L4, what type of belt?
Ploy b
What is belt tension?
Amount of stretch applied to a belt
What is installed tension?
Tension on the belt when the drive is not running
What is effective tension?
Is the tension heeded on the belt to transmit power without slippage
Common belt materials?
Cotton, leather, rubber, nylon and synthetic materials