CUTTING INSERT, CUTTING TOOL, AND METHOD OF MANUFACTURING MACHINED PRODUCT USING THE SAME
First Claim
1. A cutting insert, comprising:
- an upper surface having a polygonal shape and comprising a corner;
a side surface adjacent to the upper surface;
a cutting edge located at a ridge part in which the upper surface intersects with the side surface and comprising a corner part located at the corner; and
a protrusion located on the upper surface, comprising;
a first protrusion located on a bisector of the corner in a top view; and
a second protrusion adjacent to the first protrusion in a direction orthogonal to the bisector in the top view, andwherein the second protrusion is closer to the corner part than the first protrusion in a top view.
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Accused Products
Abstract
According to the present disclosure, a cutting insert includes an upper surface having a polygonal shape and includes a corner, a side surface adjacent to the upper surface, a cutting edge and a protrusion. The cutting edge is located at a ridge part in which the upper surface intersects with the side surface and includes a corner part located at the corner. The protrusion is located on the upper surface. The protrusion includes a first protrusion on a bisector of the corner in a top view. The protrusion further includes a second protrusion adjacent to the first protrusion in a direction orthogonal to the bisector. The second protrusion is closer to the corner than the first protrusion in the top view.
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Citations
15 Claims
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1. A cutting insert, comprising:
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an upper surface having a polygonal shape and comprising a corner; a side surface adjacent to the upper surface; a cutting edge located at a ridge part in which the upper surface intersects with the side surface and comprising a corner part located at the corner; and a protrusion located on the upper surface, comprising; a first protrusion located on a bisector of the corner in a top view; and a second protrusion adjacent to the first protrusion in a direction orthogonal to the bisector in the top view, and wherein the second protrusion is closer to the corner part than the first protrusion in a top view. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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Specification