Cutting tool employing a double pin retention assembly

Details Cutting tool employing a double pin retention assembly Cutting tool employing a double pin retention assembly

1988-04-11

1989-10-24

Olszewski, Robert P.

Cutters, for shaping

Including holder having seat for inserted tool

With separate means to fasten tool to holder

407105, B23B 2904, B23B 2912

Patent

active

048758124

ABSTRACT:
A double retention pin assembly for securely locking a cutting insert in a recess of a cutting tool wherein the cutter body has an axial hole having a biaxial orientation, a primary retention pin is inserted into the axial hole along one of said axes and then angled with respect to said axis, and a secondary retention pin insertable into the axial hole of the primary retention pin and having the same angular orientation as the angled primary retention pin, said secondary retention pin exerting both a radial and axial locking force against the cutting insert.

REFERENCES:
patent: 3341920 (1967-09-01), Kelm
patent: 3341921 (1967-09-01), Weller et al.
patent: 3341923 (1967-09-01), Kelm
patent: 3648341 (1972-03-01), Viellet
patent: 3925868 (1975-12-01), Singh
patent: 4621955 (1986-11-01), Briese

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