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US 12,145,202 B2Granted
Parting blade and tool holder therefor
AssigneeIscar, Ltd.
InventorsGil Hecht, David Ben Harouche, Yakov Kvartovsky, Dmitry Gal
Life of this patent
Estimating the term…
Abstract
A tool holder includes a tool shank and a tool head connected to the tool shank. The tool head has a rear surface. An insert seat or a blade pocket is partially formed on both the tool head and the tool shank, and extends rearwardly of the tool head's rear surface. Adjacent to at least a portion of a shank side surface there is a reinforcement portion connecting the shank side surface and the tool head.
Claims31
A tool holder comprising:
- a tool shank having a shank axis defining forward and rearward directions, and comprising:
- opposing uppermost and lowermost shank surfaces which define upward and downward directions perpendicular to the shank axis;
- first and second shank side surfaces which define first and second side directions perpendicular to the shank axis and the upward and downward directions;
- a shank height (HS) measurable parallel to the upward and downward directions and perpendicular to the shank axis;
- and
- a shank portion width (HD) measurable perpendicular to the upward and downward directions and the shank axis;
- a tool head connected to and extending forward of the tool shank, the tool head having a rear surface;
- and
- an insert seat or a blade pocket which is partially formed on both the tool head and the tool shank, and extends rearwardly of the tool head's rear surface, the insert seat or the blade pocket having a peripheral wall comprising a plurality of side wall portions and formed with a pocket opening;
- wherein:
- at least a portion of one of the side wall portions is located rearwardly of the tool head's rear surface.
8 more elements
A tool holder comprising:
- a tool shank having a shank axis defining forward and rearward directions, and comprising:
- opposing uppermost and lowermost shank surfaces which define upward and downward directions perpendicular to the shank axis;
- first and second shank side surfaces which define first and second side directions perpendicular to the shank axis and the upward and downward directions;
- a shank height (HS) measurable parallel to the upward and downward directions and perpendicular to the shank axis;
- and
- a shank portion width (HD) measurable perpendicular to the upward and downward directions and the shank axis;
- a tool head connected to and extending forward of the tool shank, the tool head having a rear surface;
- and
- an insert seat or a blade pocket which is partially formed on both the tool head and the tool shank, and extends rearwardly of the tool head's rear surface, the insert seat or the blade pocket having a peripheral wall comprising a plurality of side wall portions and formed with a pocket opening;
- wherein:
- the insert seat or the blade pocket has a pocket length (LP);
- the tool head has a tool head length (LH);
- and
- the pocket length (LP) is greater than the tool head length (LH) by at least 10%.
11 more elements
Dependencies are inferred from the claim text.