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US 2024/0261870 A1Published application
Modular drill with clamping fingers
AssigneeKennametal Inc.
InventorsAlan BOOKHEIMER, Austin BAER
Life of this patent
Estimating the term…
Abstract
A modular drill includes an insert and a main body. The insert has a working end and a retention end. The retention end includes a retention bit. The main body has an attachment end for attachment to a toolholder and a receiving end defining an insert pocket. There is at least one clamping finger disposed in the pocket. The insert is disposed in the insert pocket with the retention bit held in tension with the clamping fingers.
Claims20
A modular drill comprising:
- an insert having a working end and a retention end including a retention bit;
- and
- a main body having an attachment end for attachment to a toolholder and a receiving end defining an insert pocket and having one or more clamping fingers disposed in the pocket,
- where the insert is disposed in the insert pocket with the retention bit held in tension by the one or more clamping fingers.
1 more element
A modular drill comprising:
- a main body having an attachment end for attachment to a toolholder and a receiving end defining an insert pocket and having one or more clamping fingers disposed in the pocket for holding an insert, the insert having a working end and a retention end, the retention end including a retention bit in the insert pocket retaining the retention bit in tension with the one or more clamping fingers, where at least one of the main body or one of the one or more clamping fingers includes a threaded aperture formed therein;
- and
- a screw disposed in threaded engagement in the aperture, where turning of the screw in one direction results in contact of the screw with at least one of the one or more clamping fingers spreading the one or more fingers apart to release the retention bit of the insert retained in the insert pocket from the clamping finger.
A modular drill comprising:
- a main body having an attachment end for attachment to a toolholder and a receiving end defining an insert pocket and having one or more clamping fingers disposed in the pocket for holding an insert, the insert having a working end and a retention end, the retention end including a retention bit in the insert pocket retaining the retention bit in tension with the one or more clamping fingers, the main body including a radial passageway extending between the exterior of the main body and the insert pocket and generally aligned between the fingers for receiving a cam wrench for urging the fingers away from each other.
Dependencies are inferred from the claim text.