Cutter pocket design

E - Fixed Constructions – 21 – B

Patent

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Details

E21B 10/00 (2006.01) E21B 10/46 (2006.01)

Patent

CA 2760580

A drilling tool including a tool body and a cutter pocket formed in the tool body, the cutter pocket including a front planar surface, a back planar surface opposite the front planar surface, a first side surface between the front and back planar surfaces, and a second side surface opposite the first side surface and between the front and back planar surfaces is disclosed herein. A method of manufacturing a drilling tool including machining a tool body having a cutter pocket in accordance with embodiments disclosed herein, disposing a cutting element in the cutter pocket, and brazing the cutting element in the cutter pocket is disclosed.

L'invention porte sur un outil de perçage comprenant un corps d'outil et une poche de dispositif de coupe formée dans le corps d'outil, la poche de dispositif de coupe comprenant une surface plane avant, une surface plane arrière opposée à la surface plane avant, une première surface latérale entre les surfaces planes avant et arrière, et une seconde surface latérale opposée à la première surface latérale et située entre les surfaces planes avant et arrière. L'invention porte également sur un procédé de fabrication d'un outil de perçage, lequel procédé comprend l'usinage d'un corps d'outil ayant une poche de dispositif de coupe selon des modes de réalisation décrits ici, la disposition d'un élément de coupe dans la poche de dispositif de coupe, et le brasage de l'élément de coupe dans la poche de dispositif de coupe.

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