Tool turret for machine tools
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 23, 1998
Issued Date -
N/A
app pub date -
Feb 21, 1997
filing date -
Nov 27, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Tool turret device for machine tools, comprising a turret head bearing device, to which a turret head is attached for rotation about an indexing axis, a turret head indexing device as well as locking means for the turret head, the turret head indexing device having an indexing disk similar to a Maltese cross, which is rotatable about the indexing axis together with the turret head and has a slot open at its circumference for each tool station of the turret head, and a rotarily drivable driver with a driver finger for insertion into the indexing disk slots, wherein for shortening the indexing times and saving on separate locking means the driver has at least two driver fingers arranged at equal distances from the driver axis and the indexing disk slots are equipped at their free ends with arc-shaped curves widening the slot width outwardly in such a manner that angle of rotation regions, in which the driver secures the indexing disk against any rotation, adjoin an angle of rotation region of the driver, over which this turns the indexing disk.
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