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| Number | Title | Issue Date |
| 7971468 | Part transfer system and method A transfer assembly (22) for moving a work-piece (26) between stations of a hydroforming and/or hydrotrimming assembly. The transfer assembly (22) includes left and right posts (40, 42) spaced from and parallel to each other and extending... | 07/05/2011 |
| 7802460 | Work transfer apparatus and press machine A fixed-side connecting portion 151 is provided on an end of the fixed bar 141 while a movable-side connecting portion 152 is provided on an end of the movable bar 142. An air clamp 16 is housed within the fixed bar 141. By ... | 09/28/2010 |
| 7721584 | Work conveyance device, press machine and bar removal method A plurality of workpiece holders 52 are attached on a slide plate 71 on a bar 14 and connected to a movable plate 72 by a plate connecting portion 73. The plate connecting portion 73 includes an engaging portion 731 t... | 05/25/2010 |
| 7347075 | Methods for the cold extrusion of metallic elements with dead or through holes and plant for carrying out said methods Cold extrusion procedures for obtaining metal elements such as for example bushings, nuts or other elements with dead or through holes, screws, standard and special shape extruded or pressed products, etc. on a machining center comprising a series of hydraulic press... | 03/25/2008 |
| 7316149 | Inter-pressing-machine work transfer device The present invention provides a work transfer device for transferring a work between adjoining pressing machines including a work holder (30) for holding a work W, a carrier (23) provided between the adjoining pressing machines (10) and capable... | 01/08/2008 |
| 7278288 | Method and device for transferring a workpiece Aspects of the invention relate to a method and a device for transferring workpieces. In the method, at least one first handling device positions and/or securely holds at least one workpiece in a working region of a shaping machine, and, in at least one shaping proc... | 10/09/2007 |
| 7243522 | Method and device for transferring a workpiece Aspects of the invention relate to a method and a device for transferring workpieces. In the method, at least one first handling device positions and/or securely holds at least one workpiece in a working region of a shaping machine, and, in at least one shaping proc... | 07/17/2007 |
| 7237479 | Device for successively transporting sheets in a platen press A device for successively transporting sheets in a platen press includes gripper bars with respective ends fixedly attached to two flexible of endless loop elements. Each loop element is engaged respectively with an intermittent drive wheel and at least one free whe... | 07/03/2007 |
| 7124616 | Work transfer method for transfer press and work transfer apparatus for transfer press or press A work transfer apparatus for a transfer press or a press, with which an optimal die can be designed for each process, is provided. For this purpose, the work transfer apparatus for a transfer press includes at least a pair of lift beams (13), carriers (15... | 10/24/2006 |
| 7111484 | Plug-in lower tool The present invention provides a plug-in lower tool for a deep rolling apparatus. The tool includes a housing having a recessed region that defines a seat for removable mounting of the tool and a passage in communication with the seat. The tool includes a reciprocab... | 09/26/2006 |
| 7047785 | Installation for processing metal bars with improved means for transferring the bars, and method provided thereby A transferring device usable in installations for cutting and/or bending metal bars, particularly bars intended for concrete reinforcement. The device comprises one or more gripping pliers movable along mutually orthogonal axes of an overhead traveling crane arrange... | 05/23/2006 |
| 7047790 | Workpiece carrier apparatus for transfer press machine There is provided a workpiece carrier apparatus for transfer press machine in which carrier motion for each press station can be individually set. A guide beam can be raised and lowered by a lifting device so that all levels can be adjusted to match the dies. A guid... | 05/23/2006 |
| 7036350 | Arrangement for production of cut out and/or unformed workpieces A device for producing cut-out and/or shaped workpieces, especially for producing rotors and stators of a generator or electric motor, with at least one cutting device and/or at least one shaping device, at least one gripping device for picking up and setting down r... | 05/02/2006 |
| 7017383 | Press transfer system mounting and method A mounting and method for a multistation stamping press part transfer system in which transfer drive modules are mounted to pivotal supports so that rail-gripper assemblies connected to pairs of modules can be oriented to transfer blanks/parts through the press in e... | 03/28/2006 |
| 6968725 | Flexible transporting apparatus for presses The invention proposes a transporting apparatus for transporting single or double workpieces through processing stations of presses, in which apparatus up to 9 degrees of freedom are integrated in the transporting system. Necessary changes in position for, for examp... | 11/29/2005 |
| 6910361 | Coupling device A coupling device for releaseably securing together two objects. The coupling device comprises a first housing securable to a first object, a second housing securable to a second object, and an actuator secured to the first housing. The second housing has a hollow b... | 06/28/2005 |
| 6799450 | Method of stretch forming an aluminum metal sheet and handling equipment for doing the same A method of stretch forming an aluminum metal sheet that includes the steps of placing an aluminum metal sheet in a hot forming tool, forming a shaped part at an elevated temperature, removing the hot shaped part from the forming tool, and thereafter transferring th... | 10/05/2004 |
| 6792787 | Press transfer having a clutch drive disconnect A workpiece transfer assembly (12, 112) moves workpieces through a press (10) and includes a pair of spaced pulleys (42) and an endless belt (43) entrained about the pulleys (42) and a clamp (46) connecting the belt (43 | 09/21/2004 |
| 6742457 | Transfer press and method of driving its slides A transfer press having a plurality of slides, and comprising slide drives being drive sources provided every slide, and a control device for controlling the slide drives to synchronously drive and/or singly drive the slides individually. ... | 06/01/2004 |
| 6418611 | Progressive die machine An apparatus for serially making formed parts from a web of deformable material with a stud mounted therein having a plurality of progressive die forming stations for forming multiple parts from the web by advancing the web through each forming station. I... | 07/16/2002 |
| 6247578 | Device for the automatic conveyance of workpieces on a multistage metal-forming machine tool In an apparatus for automatically transporting workpieces in a multi-stage forming machine, a tong casing (1) is fitted on a transverse transporting tube (2). The tong casing (1) comprises a tong-casing basic body (10) on which there are arranged exchange... | 06/19/2001 |
| 6223582 | Transfer system having a combined drive A transfer system, particularly for the transfer of workpieces in multi-station presses, includes several transfer modules, each of which has a workpiece holding device carried by at least one lever mechanism. Each lever mechanism transmits the adjusting ... | 05/01/2001 |
| 6192285 | Controller for work transfer system A controller for a work transfer system, capable of performing precise positioning of feed bars during sole driving of the transfer system and simplified in structure to contribute to savings in installation space and cost. The controller has a cam angle ... | 02/20/2001 |
| 6182491 | Tool mount for automated manufacturing lines A tool mount for mounting tool assemblies on a transfer press, or other type of automated assembly line, includes a bayonet which can be selectively inserted into a receiver mounted on the transfer press rail. The receiver includes a generally tapered cha... | 02/06/2001 |
| 5992209 | Transfer press having a lateral depositing arrangement for the tooling A transfer press has sliding tables each assigned to one or several press stations and which, for the mold change, can be moved preferably laterally out of the transfer press. The sliding tables (or the molds disposed thereon) have receiving devices for t... | 11/30/1999 |
| 5979212 | System for rotation of cross bars in a multiple station transfer press A multiple station transfer press (20) is provided. The cross bar assemblies (42) transfer work pieces (22) between adjacent press stations (24) in transfer press (10). Movement of the cross bar assemblies (42) is provided by raising and lowering transfer... | 11/09/1999 |
| 5913932 | Transfer press Synchronous driving of a press system and a transfer system at the time of failure is achieved by employing an extremely inexpensive arrangement. A capacitor is provided in an electric supply line for servo motors incorporated in the transfer system, for ... | 06/22/1999 |
| 5842370 | Transfer device and multistation presses A transfer device is provided particularly for multistation presses and is arranged between two working stations. The transfer device has a suction bridge which extends transversely with respect to a transfer direction and which is guided on its ends by t... | 12/01/1998 |
| 5680787 | Indexing conveyor for a die transfer system A die transfer system that includes a lower die, an upper die carried for reciprocal movement toward and away from the lower die to perform at-least one operation on a workpiece positioned therebetween, and a conveyor arrangement for sequentially conveyin... | 10/28/1997 |
| 5429473 | Mechanism for removing double parts from the last machining stage of a press A mechanism for removing double parts from the last machining stage of a press includes telescopically slidable pipes. In order to house the supporting elements of a supporting device, which are used for the support of sheet metal parts in areas situated ... | 07/04/1995 |
| 5423202 | Transfer press A transfer press provided with a three-dimensional transfer system and a moving bolster. In the press, there are provided one each of four corners of the bolster an advancing/returning unit for performing an advancing/returning operation on a workpiece, a... | 06/13/1995 |
| 5327768 | Apparatus for mounting finger for transfer feeder This invention relates to an apparatus for mounting fingers for transfer bars for use in a transfer feeder wherein each of the fingers serving as workpiece gripping means can be moved without causing any interference of the finger with an adjoining finger... | 07/12/1994 |
| 5069057 | Punch press with independently operated pressing units driven by a crankshaft A punch press includes a driving crankshaft and a plurality of independent punch pressing units. The crankshaft has a plurality of angularly spaced eccentric sections. Each of the punch pressing units includes a slide, a coupler interconnecting the slide ... | 12/03/1991 |
| 5048410 | Apparatus for securely clamping a transmission shaft of a transfer feed press during its shutdown A disk is fitted over a transmission shaft which delivers drive force from a press drive to feed bars. Engagement members are selectively engaged with and disengaged from teeth on the disk so that when engagement members are engaged with the disk, the mov... | 09/17/1991 |
| 4987765 | Method and apparatus for multi-step workpiece manufacturing A method and an apparatus for manufacturing a workpiece in plurality of manufacturing steps with small time losses between successive manufacturing steps, which utilizes a small number of manufacturing machines, according to which the manufacturing machin... | 01/29/1991 |
| 4799846 | Transfer belt for can end conversion press A conversion press assembly for forming easy open beverage cans and a transfer belt conveyor therefor. The press assembly comprises a main press having tooling therein for forming the can ends and a can end transfer belt extends therethrough to carry can ... | 01/24/1989 |
| 4761986 | Arrangement for transporting workpieces in multi-stage deformation presses An arrangement for the transport of workpieces in a multi-stage deformation press in which the workpieces are to be seized by gripping tongs and are to be transferred in the deformation stages. The gripping tong consists essentially of a base body which i... | 08/09/1988 |
| 4682280 | Simulation arrangement for determining desired values for the transport of workpieces of a multistage press An arrangement that is independent of a press for physically simulating the actual movements of transfer rails of a multi-stage press and for reducing periods of stoppage of multi-stage presses during the tool change and the connected setting up of tools,... | 07/21/1987 |
| 4558579 | Apparatus for hydroplastic processing of tubular products Apparatus for the hydroplastic processing of tubular products which finishes the inner surfaces of such products while attaining exact outer dimensions thereof. The apparatus employs a vertical hydraulic press having a movable slide and a work table there... | 12/17/1985 |
| 4483638 | Device for fixing a piercing or expanding plug to a piercing or expanding bar The invention relate to fixing a plug in the end of a bar, the assembly being used for production of cylindrical hollow blanks which will be later rolled. The device comprises a plug including at its rear end a shank which can be introduced into an axial ... | 11/20/1984 |
