Patents
Patents for B23B 13 - Arrangements for automatically conveying, chucking or guiding stock for turning machines (1,252)
07/1997
07/01/1997US5642650 Multi-spindle bar fed machine
06/1997
06/25/1997EP0780178A1 Device for the intermittent advancement of bars to be machined in a multispindle lathe
06/04/1997EP0776718A1 Bar feeder for multi-spindle lathes, with selective drive
05/1997
05/29/1997CA2191415A1 Bar feeder for multi-spindle lathes, with selective drive
04/1997
04/30/1997CN1148527A Feeding-discharging mechanism of automatic hollow-tube-cutting device
04/08/1997US5617769 For receiving/guiding a bar stock to be machined in a lathe
04/01/1997US5615590 Guide collet adaptor for radial jaw chuck lathes
03/1997
03/26/1997EP0764491A1 Tool for machining works
12/1996
12/24/1996US5586477 Bar stock feeder method and apparatus having separable guide tube sections
12/18/1996EP0748267A1 A combined parting tool and material feeding arrangement
12/17/1996US5584648 Bar guide device for bar feeders in machine tools
12/05/1996DE19519728A1 Starting switch for feed channel of workpiece
11/1996
11/12/1996US5572915 Pull bar gripper assembly
10/1996
10/30/1996EP0739670A2 Lockable spindle arrangement, in particular for clamping workpiece on a lathe
10/16/1996EP0737542A1 Bar feeder for automatic lathes
10/08/1996US5562381 Bar loaders for automatic lathes
09/1996
09/25/1996EP0732981A1 Process and device for chamfering the end of a pipe to close positional and dimensional tolerances
09/19/1996WO1996028270A1 Guide bush and method for forming a hard carbon film on an internal circumferential surface of said bush
07/1996
07/16/1996US5535653 Bar stock supporting and feeding apparatus
06/1996
06/04/1996US5522689 Device with improved bar guide for loading bars in automatic lathes
05/1996
05/28/1996US5520493 Device for loading bars into automatic lathes
05/17/1996WO1996014180A1 Push-type collet and seat assembly
05/07/1996US5514061 Machine tool for working rear surface of workpiece
05/07/1996US5513860 Arrangement for clamping a bar of material
05/02/1996WO1996012582A1 Gripping arrangement
04/1996
04/11/1996WO1996010464A1 An arrangement in and relating to machine tools
03/1996
03/13/1996EP0700742A1 Automatic bar feeder for tool-machines, in particular for automatic lathes
01/1996
01/10/1996EP0690757A1 Bar feeder
01/03/1996EP0689890A1 Angularly swingable self-centring device for supporting rotatable bar stocks
11/1995
11/30/1995DE19515045C1 Spindle arrangement for gripping workpiece of rotary work=spindle of turning machine
11/14/1995US5465638 For use with a workpiece
10/1995
10/10/1995US5456146 Bar stock prealignment collar
09/1995
09/20/1995CN2207896Y Automatic working machine of fitting pipe orifice
09/20/1995CN1108594A Method for making patterns and characters on cement surface
08/1995
08/02/1995EP0664737A1 Collet with translating jaws for automatic lathes
07/1995
07/13/1995DE4400354A1 Bar holder for mounting on lathe capstan
06/1995
06/21/1995EP0658388A1 Device for the damped elastic support of rotating bars, particularly for bar feeders
06/21/1995CN2201200Y Bench lathe having automatic feeding and discharging
06/15/1995WO1995015828A1 Process and device for chamfering the end of a pipe to close positional and dimensional tolerances
05/1995
05/18/1995WO1995013159A1 A combined parting tool and material feeding arrangement
05/10/1995CN1102392A Method for feeding and advancing of a strip and strip feeder for carrying out the method
03/1995
03/01/1995EP0591134B1 Guide device for rod-shaped workpieces in lathes
02/1995
02/23/1995DE4428352A1 Verfahren und Vorrichtung zum Zuführen von Stangenmaterial Method and apparatus for supplying rod material
01/1995
01/12/1995WO1995001237A1 Force control method in bar feeder of lathe
01/04/1995EP0631833A1 Bar loaders for automatic lathes
12/1994
12/28/1994EP0630702A1 Method for feeding and advancing a strip and feeding apparatus for carrying out the method
11/1994
11/24/1994DE4316634A1 Ejector mechanism, in particular for automatic turning machines for square- or rectangular-section stock
11/22/1994US5366334 Loading device for sequential loading of bars in machine tools
10/1994
10/26/1994CN2180414Y Turnable wrench
09/1994
09/13/1994US5345847 Apparatus for guiding rod-shaped workpieces in turning machines
09/13/1994CA1331909C Automatic lathe for coiled material machining
09/06/1994US5343789 Through hole and bar feed support
09/06/1994US5343788 Hydrodynamic support pump
08/1994
08/31/1994EP0612574A1 Bar-loader with multiple driving-devices
08/24/1994EP0611621A1 Device with improved bar guide for loading bars in automatic lathes
08/24/1994EP0611620A1 Device for loading bars into automatic lathes
08/02/1994US5333524 Pressure stabilizer for barfeed apparatus
07/1994
07/05/1994US5326210 Machine for automatically loading bar stock
06/1994
06/21/1994US5322000 Material holding and guiding device of automatic lathe
06/14/1994US5320010 Guide bar tube for automatic lathe
06/14/1994US5320009 Guide bush
06/14/1994US5320008 Double-pusher bar feeder for machine tools
06/08/1994EP0600783A1 Process and device for positioning bars in a lathe
05/1994
05/11/1994EP0596819A1 Guiding device of bars on an automatic lathe
04/1994
04/28/1994WO1994008744A1 Collet with translating jaws for automatic lathes
04/19/1994US5303622 Device for preventing deflection of elongated workpieces
04/19/1994US5303621 Clamping device for a defined clamping of workpieces
03/1994
03/16/1994EP0587248A1 Loading device for sequential loading of bars in machine tools
12/1993
12/22/1993EP0574882A1 Bar guide device for bar feeders in machine tools
11/1993
11/24/1993EP0570830A1 Bar feeder device with sliding jaws
11/24/1993CN2147057Y Multi-purpose quick automatic wrench
10/1993
10/27/1993EP0494166B1 Feed device for the damping fluid in guide tubes in multi-spindle lathes and the like
10/12/1993CA1323044C Apparatus for feeding elongated material
09/1993
09/29/1993EP0562837A1 Automatic bar feeder
09/08/1993EP0559586A1 Bar feeder for lathe
09/08/1993EP0559094A1 Double-pusher bar feeder for machine tools
07/1993
07/20/1993US5228371 Bar feeding machine for a lathe
06/1993
06/29/1993US5222625 Parts feeding and loading apparatus
06/24/1993WO1993011897A1 Bar feeder
06/24/1993DE4142418A1 Magnetic bar feed system for automatic turret lathe - has permanent magnet end stop which fits in turret and is brought up to bar end face and used to pull bar out by programmed distance
06/24/1993DE4142386A1 Machine for cutting rods and tubes to length - has swinging guide sleeve to take cut lengths and act as stop for material to be cut
06/23/1993EP0547453A1 Clamping device for stock
06/16/1993EP0340286B1 Automatic lathe for shaping bars of material
05/1993
05/26/1993CN2134248Y Auto-holding feeder of special lathe
05/04/1993US5207134 Automatic precision lathe
05/04/1993US5207133 Apparatus for feeding damping fluid into guide tubes in multiple-spindle turning machines and the like
04/1993
04/28/1993EP0538506A1 Workpieces handling device for a lathe
04/21/1993EP0537406A1 Bar-guiding tube for automatic lathe
03/1993
03/24/1993EP0533027A1 Guiding sleeve
03/23/1993US5195409 Bar feeder apparatus for automatic lathes
03/23/1993US5195408 Bar feeder with centering apparatus
02/1993
02/03/1993EP0525554A2 Workpusher for a stock-bar feeding device
01/1993
01/28/1993DE4124970A1 Automatically adjustable bar feed collet - has key applied at spindle nose to release rotational locking pins and allow collet to be adjusted in situ.
12/1992
12/15/1992US5170686 Turning machine
12/15/1992US5170685 Guide for bar loaders in lathes
11/1992
11/24/1992US5165313 Bar puller for automatic lathe
10/1992
10/06/1992US5152201 Headstock-reciprocating-type automatic lathe and machining method using the same
09/1992
09/15/1992US5146819 Guide-bar device for automatic lathe and method of fabrication thereof
08/1992
08/25/1992US5140878 Bar-pusher actuation device for bar feeders applied to machine tools
08/13/1992DE4103552A1 Bar lathe with adjustable dia. guide bush - has slit guide bush which is closed onto bar by pressure of adjusting ring on tapered end section
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