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| Number | Title | Issue Date |
| 7367360 | Integrated piping plate, machining method for same, machining apparatus for same, and machining equipment for same A machining method for an integrated piping plate, for example, composed of a plurality of plates joined together, and in which an instrument and a component constituting an apparatus, or the instrument, or the component are or is disposed on one surface or both sur... | 05/06/2008 |
| 7341549 | Device for gripping and holding a component A gripping and holding device in the handling system of a machine tool. The device comprises at least one preferably plate-like support member provided with at least two retainer fingers spreadable against a return force and defining a common accommodation orifice f... | 03/11/2008 |
| 7287940 | Device for fixing a tool on a shaft and machine spindle comprising same The invention concerns a device (1) for fixing a tool on a shaft (2), comprising a drawbar (3) which can slide axially inside the shaft (2) and which is used to releasably lock tools fixed on the shaft (2), in particular for automa... | 10/30/2007 |
| 7267642 | Automatic tool changing device and working machine An automatic tool changing device (30) has a tool storage device (31) with a plurality of tools stored therein, a tool chucking unit (41) and a tool unchucking unit (51) both capable of advancing/retreating between the tool storage device... | 09/11/2007 |
| 7217230 | Apparatus for detecting position of drawbar in automatic tool change device Disclosed is an apparatus for detecting a position of a drawbar unit installed in a spindle unit. The apparatus is a part of an automatic tool exchange device for exchanging tools in the spindle unit of a machine tool. The apparatus transmits a signal to a main cont... | 05/15/2007 |
| 7179214 | Splitting blade changing device for block splitter A splitting blade changing device for a block splitter, comprising a revolving mechanism in which an upper rotary member is suspended by a supporting plate which is moved up and down by a cylinder installed in an upper part of a gate-like frame, a plurality of upper... | 02/20/2007 |
| 7147595 | CNC machine tool A CNC machine tool includes a worktable supporting two workpieces and rotatable on a base so as to exchange the positions of the workpieces. A post member is fixed on the base. A first horizontal rail unit is movable vertically on the post member. A second horizonta... | 12/12/2006 |
| 7036708 | Manufacturing method of piston for swash plate type compressor with variable capacity In a friction stir welding method of manufacturing a piston for a variable capacity swash plate type compressor, the welder is shifted from the welded portions to a predetermined position while maintaining contact between the welder and one of the piston members. Af... | 05/02/2006 |
| 7017792 | Integrated piping plate, machining method for same, machining apparatus for same, and machining equipment for same A machining method for an integrated piping plate, for example, composed of a plurality of plates joined together, and in which an instrument and a component constituting an apparatus, or the instrument, or the component are or is disposed on one surface or both sur... | 03/28/2006 |
| 6855099 | Manufacturing system for aircraft structures and other large structures A production system for manufacturing a workpiece comprises an index system including a plurality of index devices removably mounted on the workpiece at known longitudinally spaced locations therealong, and a longitudinally extending index member releasably engaged ... | 02/15/2005 |
| 6764434 | Multi-station machining center A machining center comprising at least two workstations. A first workstation is adapted to receive a first workpiece, and a second workstation is adapted to receive a second workpiece. The first workstation may be a vacuum table, and the second workstation may be co... | 07/20/2004 |
| 6745455 | Automatic milling and drilling machine A machining apparatus has a lower housing part, an upper housing part having a lower side, and a plurality of support posts fixed to the upper and lower parts and holding the upper part fixedly at a spacing above the lower part. A tool holder displaceable parallel t... | 06/08/2004 |
| 6520895 | Polishing device and polishing pad component exchange device and method A polishing device includes a wafer chuck mechanism which retains a wafer while its plane to be polished faces upward, a polishing pad component which possesses a polishing plane which polishes the wafer, a polishing head, and a shift mechanism which enab... | 02/18/2003 |
| 6501997 | Numerical controlling device and tooling apparatus having thereof A numerical controlling device and a tooling apparatus having thereof, in which performance required for the machining is greatly improved correspondingly to a degree of importance according to a type of the machining and thus high efficiency and high acc... | 12/31/2002 |
| 6203478 | Machine for drilling oil holes in crankshafts A machine for drilling oil-holes in crankshafts and the corresponding procedure. It can be used to drill one, two or more crankshafts per cycle. Each crankshaft can revolve on its own axis. The unit described is mounted on a horizontally-faced rotary tabl... | 03/20/2001 |
| 6090026 | Automatic tool exchanging machine An automatic tool exchanging machine include a machine body such as gear box, a tool exchanging arm having a tool grasping member and supported by the machine body to be rotatable and to be linearly reciprocally movable in an axial direction of a rotation... | 07/18/2000 |
| 6071220 | Tool change device and tool change method In the tool change device, a tool change arm 27 for changing a tool 25 with respect to a main spindle 24, a main tool magazine 29 including a plurality of hold grooves 30 arranged linearly for holding the tools 25, and a tool storage member 41 including a... | 06/06/2000 |
| 5997454 | Panel cutting machine A machine for cutting panels, the substantially horizontal worktable of which supports the panels and presents a lateral guide extending in a given direction; the guide supporting a carriage presenting at least one cutting member; the carriage being movab... | 12/07/1999 |
| 5928120 | Method and apparatus for exchanging tools in a machine tool with locking grippers When pairs of fingers grasp tools and a tool exchange arm starts lowering, upper ends of lock pins which have been held by a spindle head are released, the lock pins are pushed up by urging forces of springs, and tapered portions of the lock pins push out... | 07/27/1999 |
| 5868656 | Machine tool having a tool changing device with linear stroke mechanism A machine tool comprises a spindle having a tool receptacle for receiving tool holders in their working position. A tool changer is provided for conveying a tool holder in a first changing step between a magazine position and a spindle position at said sp... | 02/09/1999 |
| 5820536 | Automatic tool exchanging apparatus for machine tool An automatic tool exchanging apparatus carries tools between a magazine pot allocated to an exchanging position and a leading end of a spindle of a machine tool spinning a tool about a vertical axis through the turning and displacement movements of an exc... | 10/13/1998 |
| 5514063 | Machine tool A machine tool which comprises a headstock (111) and at least one tool changer (120). The tool changer (120) shifts the production tools (116) between a magazine position and a working position, a drive unit (123) being provided for it in the form of at l... | 05/07/1996 |
| 5451196 | Machine tool A machine tool comprises a travelling column, a spindle stock to be displaced on the travelling column, and a tool magazine. Toolholders are stored in the tool magazine and may be individually conveyed into a transfer position within the tool magazine. Tw... | 09/19/1995 |
| 5277689 | Tool changer for tools of a machine tool A tool changer for tools of a machine tool has a gripper on which two movable jaws are arranged for positive gripping of the tools and on which is mounted an actuation element which is axially displaceable in the longitudinal axis and swings the jaws arou... | 01/11/1994 |
| 5242360 | Spindle and toolholder for machine tool In a vertical machining center, a tubular spindle-drive sleeve rotates about its longitudinal axis while axially immovable. A spindle is axially slidable in and rotatably driven by the sleeve. A linear drive, non-rotating ball screw connected to the upper... | 09/07/1993 |
| 5188579 | Machine tool and method for opening and closing a gripper In the case of a machine tool having at least one tool changer for exchanging the tools of the machine tool, the tool changer comprises a gripper (13) provided with at least one movable jaw for form-locking engagement of the tools. The gripper (13) is fur... | 02/23/1993 |
| 5117552 | Machining center A machining center having a bed that supports a work table, a carriage movable along the bed, an upright column moveable across the carriage, a machining head movable vertically on the upright column and a tool magazine with a tool changer. The bed is des... | 06/02/1992 |
| 4879802 | Gripper for tools of a machine tool A gripper for tools of a machine tool is provided with a hand with at least one moveable jaw arranged thereon for form-locking engagement of the tools. In order to enable the tools to be automatically gripped in form-locking engagement, without any supply... | 11/14/1989 |
| 4785525 | Machine tool for complex machining A machine tool comprising a table on which a spindle holding the workpiece moves in horizontal direction along the workpiece. A tool post is sidewardly movable toward the table. An arbor head is connected to the end of the post and is both axially and cir... | 11/22/1988 |
| 4648172 | Machine tool for having a spindle-head carrier and a spindlehead which is supported swingably thereon Machine tool comprising a spindlehead which can be swung into several operating positions. Coupling devices are provided, which in each operating position couple the spindle with a drive shaft from the drive motor or the transmission. In an intermediate p... | 03/10/1987 |
| 4612697 | Automated machining system having a workpiece transfer apparatus There is provided by this invention an automated machine tool having a workpiece transfer apparatus that allows the machine tool to automatically load and unload a workpiece during machining. The automated machine tool has the capacity to select a workpie... | 09/23/1986 |
| 4581811 | Tool change apparatus for a machine tool In a tool change apparatus for a machine tool, a tool holder receiving means (3) is provided on the machine tool. A tool holder which is provided with a cylindrical portion for engagement of the change arm can be fitted into the tool holder receiving mean... | 04/15/1986 |
| 4574463 | Adjustable torque driving tool for automated machining centers There is provided by this invention an adjustable torque driving tool for use with an automated machine tool wherein the adjustable torque driving tool is comprised of a releasable clutch that releases the tool from the rotating spindle of the automated m... | 03/11/1986 |
| 4571814 | Automated machining system There is provided by this invention an automated machining center having a multitude of integrated functions. These functions include automatically loading and unloading a workpiece from a stack of material, securing the workpiece to the worktable in prep... | 02/25/1986 |
| 4443929 | Machining center A machining center of the type incorporating a spindle for driving tools wherein the spindle is movable rectilinearly along the axis of the spindle for engaging tool holders to move tool holders, and tools secured thereto, into an operative position where... | 04/24/1984 |
| 4402125 | Machining center A machining center comprising tool spindle means, tool changing means, tool drum assembly means including first and second axially spaced integral tool drums each having a plurality of tool holding chucks about the periphery thereof, each of the tool hold... | 09/06/1983 |
| 4277880 | Tracing milling machine with an automatic tool changer A tracing milling machine is provided with an automatic tool changer, for enabling an automatic tool change of a cutting tool attached to a spindle of the machine, and an adjusting means, for adjusting a positional relationship between each cutting tool a... | 07/14/1981 |
| 4122597 | Tool utilization mechanism A tool storage mechanism is disclosed wherein a tool storage magazine is mounted by a pivotal connection to a vertically movable tool slide. The tool slide also carries a horizontally movable tool slide carrying a rotatable tool for operating on a workpie... | 10/31/1978 |
| 4075753 | Plural slide machine A plural slide machine is disclosed for machining a first and a second workpiece comprising a first and a second slide for respectively receiving the first and the second workpiece. The first and second slides are mounted on ways for movement in a substan... | 02/28/1978 |
| 3962777 | Tool clamping device for multiple-operation machines A tool clamping device for multiple-operation machines or machining centers. The device has a self-blocking fork for selectively securing a tool on a tool changing device or autooperator, the fork being in the shape of jaws which partially embrace the sha... | 06/15/1976 |
