Lathe

Details Lathe Lathe

1990-09-04

1992-02-25

Bishop, Steven C.

Turning

Lathe

82132, 409240, B23B 300, B23B 2100

Patent

active

050902784

ABSTRACT:
A lathe with a machine bed, a main spindle stock for a motor driven main spindle fixed to the machine bed, a tail stock moveable in the direction of the main spindle axis, and a cross table including a longitudinal table moveable in the direction of the main spindle axis and a transverse table transversely moveable relative to the longitudinal table, with the longitudinal table being operable by a rotatable longitudinal lead screw and with the transverse table being operable by a rotatably drivable transverse lead screw. The longitudinal lead screw and the transverse lead screw are each provided with a hand wheel, which hand wheel is rigidly connected with a driving wheel couplable to an associated drive motor. The drive motors are controllable by a data processor. Moreover, a vertical spindle pedestal with a motor driven vertically adjustable vertical spindle can be fastened to the machine bed, with the adjusting drive for the vertical spindle comprising a vertical lead screw with a hand wheel, which hand wheel likewise is rigidly connected with a drive wheel couplable to an associated numerically controlled drive motor.

REFERENCES:
patent: 3442164 (1969-05-01), Blazek
patent: 4044650 (1977-08-01), Lyon et al.
patent: 4255991 (1981-03-01), Lambert
patent: 4478116 (1984-10-01), Fuller
patent: 4506570 (1985-03-01), Wood et al.

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