Insert clamping wedge and insert-detachable type cutter

Details Insert clamping wedge and insert-detachable type cutter Insert clamping wedge and insert-detachable type cutter

2011-03-22

2011-03-22

Fridie, Jr., Will (Department: 3724)

Cutters, for shaping

Rotary cutting tool

Including holder having seat for inserted tool

Reexamination Certificate

active

07909543

ABSTRACT:
An insert clamping wedge for clamp-fixing a cutting insert, seated in an insert attachment seat formed in a cutter body, to a recessed portion formed in the insert attachment seat is provided, the insert clamping wedge including: a wedge body, wherein the insert clamping wedge is pressed into the cutter body, wherein the wedge body includes a clamp surface which comes into close contact with the cutting insert and a wedge surface of which a gap between itself and the clamp surface becomes smaller in a press-insertion direction of the wedge body, and wherein the section perpendicular to the press-insertion direction of the wedge body from the wedge surface to the clamp surface being formed in a bell shape.

REFERENCES:
patent: 3566496 (1971-03-01), Kezirian
patent: 3624879 (1971-12-01), Ayer
patent: 3660879 (1972-05-01), Erkfritz
patent: 4329091 (1982-05-01), Erkfritz
patent: 4938638 (1990-07-01), Hessman et al.
patent: 5211516 (1993-05-01), Kress et al.
patent: 6030153 (2000-02-01), Votsch et al.
patent: 2007/0256287 (2007-11-01), Kocherovsky et al.
patent: 1-44443 (1989-09-01), None
patent: 1-295709 (1989-11-01), None
patent: WO-2008/023361 (2008-02-01), None

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