Metal cutting tool
AssigneeIscar, Ltd.
InventorRaphael Wertheim
Life of this patent
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Abstract
A metal cutting tool having a metal cutting tip with at least one cutting edge defined between a rake face and a relief flank and at least one recess formed in said relief flank and constituting a coolant channel and extending towards said cutting edge and being spaced therefrom by a spacing s which is of the order of the prescribed permissible width of flank wear VB.sub.max.
Claims13
A metal cutting tool having a metal cutting tip with a rake face and a relief flank at least one cutting edge defined therebetween;
- and at least one groove formed in the surface of said relief flank and bounded on either side by unrecessed portions of said relief flank and constituting a coolant channel and extending towards said cutting edge and being spaced therefrom by a spacing s;
- whereby in use the spacing s is at least about equal to a prescribed permissible extent of flank wear as measured in a direction from said cutting edge along said relief flank.
A metal cutting insert for use in a metal cutting tool, said insert comprising a rake face and a relief flank at least one cutting edge defined therebetween, a base;
- and at least one groove formed in the surface of said relief flank and bounded on either side by unrecessed portions of said relief flank and constituting a coolant channel and extending from the region of said base of the insert towards said cutting edge and being spaced therefrom by a spacing s;
- whereby in use the spacing s is at least about equal to a prescribed permissible extent of flank wear as measured in a direction from said cutting edge along said relief flank.
Dependencies are inferred from the claim text.