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Jaw Chucks

Copyright 2002
Positrol, Inc.
All rights reserved

Drawdown Chucks

Features:

Designed especially to grip on machined surfaces without marring the finish.
Unique pullback feature assures consistent axial location.
Two, three and six jaw styles are available.
More accurate than conventional three-jaw chucks (.0005"TIR)
Sealed against chip and coolant contamination.
Jaws compensate for out of round parts.
Top jaws and workstops designed to suit.

Availability:

Standard Designs.
Specials designs using standard components for specific applications.

Retractable Jaw Shaft Chuck 

Features:

Jaws extend and retract to enable the turning of the complete shaft in one operation.
Jaws compensate for irregularities.
Heavy cuts can be made without slippage by extending the jaws to clamp the shaft.
The jaws retract out of the way and the facedriver is used for final turning.
Facedriver can be changed out for different sized shafts.
Driver pins mechanically compensate for out-of-square parts while the spring-loaded center compensates for center size variations.
Jaws are designed to meet customer's specific machining needs .

Availability:

Standard Designs.
Specials designs using standard components for specific applications.

  

Swivel-Grip Chuck

Features:

Designed for first operation machining on forgings and castings.
Jaws swivel up to six degrees to compensate for part irregularities and tapers.
Pullback feature provides maximum rigidity and length positioning.
Two, three and six-jaw, self-centering or compensating models available.
Can be arranged for internal and external gripping.
Double sealed against chip contamination.
Top jaws and workstops designed to suit.

Availability:

Standard Designs.
Popular models stocked.
Specials designs using standard components for specific applications.

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