US 12,440,898 B2
Nozzle for providing coolant fluid to a cutting edge of a metal cutting tool and a metal cutting tool
Jimmy Thelin, Fagersta (SE); and Roger Granstrom, Fagersta (SE)
Assigned to Seco Tools AB, Fagersta (SE)
Appl. No. 17/921,493
Filed by SECO TOOLS AB, Fagersta (SE)
PCT Filed Apr. 19, 2021, PCT No. PCT/EP2021/060083
§ 371(c)(1), (2) Date Oct. 26, 2022,
PCT Pub. No. WO2021/219417, PCT Pub. Date Nov. 4, 2021.
Claims priority of application No. 20171564 (EP), filed on Apr. 27, 2020.
Prior Publication US 2023/0191498 A1, Jun. 22, 2023
Int. Cl. B23B 27/10 (2006.01); B05B 1/14 (2006.01); B23B 5/28 (2006.01)
CPC B23B 27/10 (2013.01) [B05B 1/14 (2013.01); B23B 5/28 (2013.01); B23B 2250/12 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A nozzle arranged for providing coolant fluid to a cutting edge of a metal cutting tool, the nozzle comprising:
a first internal inlet coolant channel and a second internal inlet coolant channel; and
a first internal outlet coolant channel and a second internal outlet coolant channel, wherein the first and second internal inlet coolant channels are connected to a coolant inlet, and the first internal outlet coolant channel is connected to a first coolant outlet for directing the coolant fluid to the cutting edge, and the second internal outlet coolant channel is connected to a second coolant outlet for directing the coolant fluid to the cutting edge;
a bore arranged for receiving a fastening element;
a plenum chamber including a first inlet opening connecting the first internal inlet coolant channel and the at least one plenum chamber and a second inlet opening connecting the second internal inlet coolant channel and the plenum chamber, and
a first outlet opening connecting the first internal outlet channel and the plenum chamber and a second outlet opening connecting the second internal outlet channel and the plenum chamber, wherein the first inlet opening has a cross-sectional area A11 and the second inlet opening has a cross-sectional area A12, and the first outlet openings has a cross-sectional area A21 and the second outlet opening has a cross-sectional area A22, wherein (A11+A12)>(A21+A22), and wherein the first and second inlet openings are located in a first plane and wherein the first and second outlet openings are located in a second plane P, wherein the first plane is parallel to the second plane P.