Turning – Severing or cut-off – Interrelated means for tool infeed and circumrotation
Patent
1979-06-25
1981-10-27
Vlachos, Leonidas
Turning
Severing or cut-off
Interrelated means for tool infeed and circumrotation
279 4, B23B 1902, B23B 2506
Patent
active
042966582
ABSTRACT:
A clamping device for simultaneously machining, internally and/or externally, the two ends of a workpiece, comprising a headstock housing in which a tubular spindle is mounted to rotate, said spindle being internally provided with two annular pistons sliding axially and acting respectively on two collets for clamping the workpiece.
The two clamping collets 23, 24 mounted respectively in the two pistons 12, 13 are provided with a cone-shaped portion 21, 22 cooperating with a corresponding cone-shaped portion in the pistons and a cylindrical part 25, 26 centered in the boring of the said pistons, the said collets 23, 24 resting on the side opposite their cylindrical part against the covers 27, 28 fast with the spindle 8 by a cone-shaped face extending radially in order to allow the radial tightening of the collets on the workpiece.
The invention is used in lathes with central headstock.
REFERENCES:
patent: 1979367 (1934-11-01), Cone
patent: 2137850 (1938-11-01), Miller
patent: 2372592 (1945-03-01), Lovely
patent: 3933061 (1976-01-01), Link
patent: 4032162 (1977-06-01), Flinchbaugh
Champeau Marcel
Tabutin Andre
Societe Anonyme dite: Ramo S.A.
Vlachos Leonidas
LandOfFree
Clamping device for simultaneously machining internally and/or e does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Clamping device for simultaneously machining internally and/or e, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Clamping device for simultaneously machining internally and/or e will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-274452