Center turning tool

Details Center turning tool Center turning tool

1976-05-25

1977-12-13

Vlachos, Leonidas

Turning

Severing or cut-off

Automatic and/or triggered control

82 24R, B23B 4904, B23B 2100

Patent

active

040622550

ABSTRACT:
A center turning tool usable with a machinist lathe and insertable in the tailstock thereof. This tool may be used by the improved method of leaving the workpiece set up of the lathe as is and with the addition of this tool perform the cutting or reforming of a proper center in the workpiece. This center reforming tool includes a main support structure having a movable and accurately adjustable keyed toolfinger therein for supporting a toolbit removably held in place thereon. Accurately threaded adjustment structure is provided for the movable toolfinger together with appropriate handle mechanism for making fine accurate movements of the toolfinger structure and toolbit held thereby. A keyway and associated guide pin prevent the toolfinger from revolving within the main support as the toolfinger is moved in and out thereof. The pin is also adjustable to eliminate any sloppiness or movement of the toolfinger and to apply proper tension thereto. The main body is also provided with a tapered or straight arm for supporting same in the tailstock and/or chuck of a lathe.

REFERENCES:
patent: 331046 (1885-11-01), Fitzgerald
patent: 1029014 (1912-06-01), Ivarson
patent: 1067104 (1913-07-01), Fitzpatrick
"How to Run a Lathe", J. J. O'Brien et al, p. 92, South Bend Lathe Works, 1942.

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