US 12,280,434 B2
Cutting insert
Rachid M'Saoubi, Fagersta (SE); Zhirong Liao, Nottingham (GB); Jimmy Thelin, Fagersta (SE); and Dragos Axinte, Nottingham (GB)
Assigned to Seco Tools AB, Fagersta (SE)
Appl. No. 17/792,910
Filed by SECO TOOLS AB, Fagersta (SE)
PCT Filed Jan. 8, 2021, PCT No. PCT/EP2021/050255
§ 371(c)(1), (2) Date Jul. 14, 2022,
PCT Pub. No. WO2021/144199, PCT Pub. Date Jul. 22, 2021.
Claims priority of application No. 20152353 (EP), filed on Jan. 17, 2020.
Prior Publication US 2023/0067286 A1, Mar. 2, 2023
Int. Cl. B23C 5/28 (2006.01); B23B 27/10 (2006.01); B23B 27/16 (2006.01)
CPC B23B 27/1603 (2013.01) [B23B 2200/086 (2013.01); B23B 2250/12 (2013.01); B23B 2260/072 (2013.01); B23C 5/28 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A cutting insert for a cutting tool, comprising a body having:
a cutting edge,
a rake face,
micro channels provided on said rake face adjacent the cutting edge, wherein the micro channels define a grid pattern of micro channels that intersect each other in a region of the rake face, wherein contact between a chip and the rake face occurs during cutting with the cutting insert, and
cooling channels provided inside the body, the cooling channels being configured to be connected to a cooling medium source, wherein the cooling channels have outlets in a region of the grid pattern defined by the micro channels.