Cutting segment of cutting tool and cutting tool

Details Cutting segment of cutting tool and cutting tool Cutting segment of cutting tool and cutting tool

B - Operations, Transporting

23

D

B23D 61/02 (2006.01)

Patent

CA 2591881

The invention provides a cutting segment of a cutting tool for cutting or drilling a brittle work piece such as stone, bricks, concrete and asphalt, and a cutting tool. The cutting segment includes a cutting surface for cutting a work piece and a number of abrasive particles arranged in a plurality of rows. Each of the abrasive rows includes high-concentration parts and low concentration parts. The high-concentration parts are grouped together to form a high-concentration area on the cutting surface and the low-concentration parts are grouped together to form a low-concentration area on the cutting surface. The invention provides the cutting segment and the cutting tool capable of improving cutting rate and useful life.

L'invention concerne un segment de coupe permettant de couper ou de forer une pièce à usine friable de type pierre, brique, béton et asphalte, et un outil de coupe associé. Ledit segment de coupe comprend une surface de coupe permettant de couper une pièce à usiner et un certain nombre de particules abrasives disposées dans une pluralité de rangées. Chaque rangée abrasive comprend des parties à haute concentration et des parties à faible concentration. Les parties à haute concentration sont regroupées de façon à former une zone à haute concentration sur la surface de coupe et les parties à faible concentration sont regroupées de façon à former une zone à faible concentration sur la surface de coupe. L'invention concerne ledit segment de coupe ainsi qu'un outil de coupe permettant d'améliorer la vitesse de coupe et de prolonger la durée de vie.

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