Couplers Flashcards
What is a muff coupler?
What is important with these?
- A rigid ribbed compression coupling. Same as a Clamp Coupler
- Alignment is critical. Cannot take any misalignment.
Can different size shafts be used with a Muff Clamp?
No
The molded inserts used in most flexible couplings are usually held in position by what?
The coupling halves
Motor overloading on start up is reduced by what coupling?
Centrifugal Coupling which are used when the drive is required to reach a certain speed before engaging.
Roller Chain Coupling Hub Flanges are machined to recieve what?
Rollers
To prevent relative rotation between a shaft and hub, it is usual to use what?
A key
What type of coupling is used to join two shafts that meet at an angle?
Universal Joint
What is the main operating advantage of a torque converter over a fluid coupling?
Its ability to multiply torque in the driven member as it slows down under load.
Shear pins are sized by or described by their what?
Shear Strength
A standard sleeve adaptor for use with “K” style bearings have a taper rate of what?
1” per foot
A hub is located on a shaft by a taper key. The best way to get the key out would be what?
Drive the thin end of the key with a key drift.
Where is the wear most common on a flexible steel element coupling?
Spring Metal Grid
Torque converter has what component that multiplies torque which a fluid coupling does not.
Stator
What are flanged couplings generally used for?
Joining shafts of unequal sizes with keys
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