Slotting machines

Details Slotting machines Slotting machines

1993-08-06

1994-07-12

Briggs, William

Gear cutting, milling, or planing

Planing

Means for cutting groove

409334, B23D 500

Patent

active

053283090

ABSTRACT:
A machine for machining blind-ended slots longitudinally disposed within the bore of a sleeve (1) held in a chuck (4) in a work holding spindle (5) indexable about a rotational axis, a reciprocable cutting tool (2) mounted on a cutting spindle (12) the axis of which is offset from and at right angles to the rotational axis of the work holding spindle (5) in which the cutting tool (2) executes a succession of progressively deeper cutting and subsequent return strokes so that a number of blind-ended slots are machined in the sleeve (1) characterized in the provision of a slidable support (6) for the work holding spindle (5) to slide the work holding spindle (5) axially relative to the cutting spindle (12) a distance such that the cutting tool is radially and axially clear of the bore when all slots are machined, cutting strokes of the cutter being discontinued.

REFERENCES:
patent: 2532591 (1950-12-01), Armitage et al.
patent: 3765305 (1973-10-01), Bishop
patent: 4154145 (1979-05-01), Bishop
patent: 4488841 (1984-12-01), Brown
patent: 4978263 (1990-12-01), Sheppard

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