Grooving insert
AssigneeKennametal Inc.
InventorsMichael Anthony Weisel, Neal Stuart Myers, Karen Anne Craig
Life of this patent
Estimating the term…
Abstract
A cutting insert having a base portion structured to be coupled to a tool body, the base portion having a leading end, a trailing end, and a mounting face extending therebetween. A number of cutting portions extend from the base portion opposite the mounting face. Each cutting portion of the number of cutting portions includes a cutting face disposed adjacent the leading end of the base. The cutting face having an angled portion disposed at a first angle with respect to a reference plane oriented parallel to the leading end and perpendicular to the mounting face. The cutting face also having a curved portion disposed between the angled portion and the base portion.
Claims18
A cutting insert comprising:
- a base portion structured to be coupled to a tool body, the base portion having a leading end, a trailing end, and a mounting face extending therebetween, the mounting face positioned to face the tool body when the base portion is coupled to the tool body;
- and
- a number of cutting portions extending from the base portion opposite the mounting face, each cutting portion of the number of cutting portions having a cutting face disposed generally facing the leading end of the base, the cutting face comprising:
- an angled portion disposed at a first angle with respect to a reference plane parallel to the leading end and perpendicular to the mounting face;
- and
- a curved portion disposed between the angled portion and the base portion.
A grooving insert for forming grooves in the wall of a bore formed in a workpiece, the cutting insert comprising:
- a base portion structured to be coupled to a tool body, the base portion having a leading end, a trailing end, and a mounting face extending therebetween, the mounting face positioned to face the tool body when the base portion is coupled to the tool body;
- and
- a number of cutting portions extending from the base portion opposite the mounting face, each cutting portion of the number of cutting portions comprising:
- a cutting face;
- and
- a trailing face comprising:
- an upper portion disposed at a first clearance angle with respect to the mounting face;
- and
- a lower portion disposed between the upper portion and the base portion, the lower portion being disposed at a second clearance angle with respect to the mounting face.
Dependencies are inferred from the claim text.