Turret head unit
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 8, 1990
Grant Date -
N/A
app pub date -
Sep 15, 1988
filing date -
Sep 15, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A turret head unit includes a turret head, a plurality of angularly disposed tool receiving spindles carried in the turret head, a spindle drive shaft rotatably mounted in the turret head, a clutch mounted on the spindle drive shaft and movable into and out of driving engagement with a tool receiving spindle in a working position, a turret rest rotatably supporting the turret head, indexing means including a main cam mounted in the turret rest and a disc-like pin wheel coaxially secured to the rear end of the turret head and adapted to engage the main cam so as to impart a rotational force to the turret head, clamp means including a first auxiliary cam mounted in the turret rest and a clamp member engaged by the first auxiliary cam for exerting a clamping force to the turret head in its indexed position as the first auxiliary cam rotates, and clutch operating means including a second auxiliary cam mounted in the turret rest and a cooperating member engaged by the second auxiliary cam for engaging and disengaging the clutch as the second auxiliary cam rotates.
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