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发布日期:2021年10月25日
GIB HEAD DIMENSIONS FOR TAPER KEYS

A taper key is uniform in width but tapered in height. The bottom surface is straight and the top surface is tapered. Taper keys are often used with Gib head for easier removal of key during disassembly. When it's firmly driven, it acts to prevent relative axial motion. Nominal dimensions of gib head are covered in ANSI B17.1-1967 standard and given in the following table.

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Gib Head Dimensions For Taper Keys:

INPUT PARAMETERS
Key Cross Section
Nominal Key Size Width [over - to (incl.)]

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Dimensions of Parallel Keys
RESULTS
Parameter Value
Key Cross Section --- ---
Nominal Key Size Width [over - to (incl.)] [W] --- inch
Height A ---
Length B ---
Height H ---

Definitions:

Sunk Key: A standard form of key with rectangular or square cross-section in which the key fits into the keyseats on the shaft and the hub.

Reference:

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  • Oberg, E. , Jones ,F.D. , Horton H.L. , Ryffel H.H., (2016) . Machinery's Handbook . 30th edition.  Industrial Press Inc.
  • Oberg, E. , Jones ,F.D. , Horton H.L. , Ryffel H.H., (2012) . Machinery's Handbook . 29th edition.  Industrial Press Inc.
  • ANSI B17.1-1967, Keys and Keyseats



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