EP0243787B1 - Système de transport pour la circulation des grains de poussée et des matrices des presses à filage aménagées pour presser directement et indirectement - Google Patents

Système de transport pour la circulation des grains de poussée et des matrices des presses à filage aménagées pour presser directement et indirectement Download PDF

Info

Publication number
EP0243787B1
EP0243787B1 EP87105523A EP87105523A EP0243787B1 EP 0243787 B1 EP0243787 B1 EP 0243787B1 EP 87105523 A EP87105523 A EP 87105523A EP 87105523 A EP87105523 A EP 87105523A EP 0243787 B1 EP0243787 B1 EP 0243787B1
Authority
EP
European Patent Office
Prior art keywords
die
press
extrusion
residue
pressure plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP87105523A
Other languages
German (de)
English (en)
Other versions
EP0243787A1 (fr
Inventor
Horst Groos
Siegfried Blasche
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SMS Hasenclever GmbH
Original Assignee
SMS Hasenclever GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SMS Hasenclever GmbH filed Critical SMS Hasenclever GmbH
Priority to AT87105523T priority Critical patent/ATE54843T1/de
Publication of EP0243787A1 publication Critical patent/EP0243787A1/fr
Application granted granted Critical
Publication of EP0243787B1 publication Critical patent/EP0243787B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C33/00—Feeding extrusion presses with metal to be extruded ; Loading the dummy block
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/21—Presses specially adapted for extruding metal
    • B21C23/212—Details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C35/00—Removing work or waste from extruding presses; Drawing-off extruded work; Cleaning dies, ducts, containers, or mandrels
    • B21C35/04—Cutting-off or removing waste

Definitions

  • the invention has in the preamble of the main claim transport system for the circulation of press disks and dies on such, for direct and indirect pressing equipped extrusion or tube presses, see DE-A 2 843 178. It is the aim of the invention by summarizing Functions and corresponding design of the system elements to achieve a structural simplification with a reduced space requirement. According to the invention, this is achieved by the measures according to the characterizing part of the main claim and in a further embodiment according to the features of the subclaims.
  • a press 1 of known type set up for direct and indirect extrusion is only indicated in the drawings by a counter beam 101, which is connected by an anchor 102 to a cylinder frame, not shown, to form a press frame.
  • a runner 103 can be moved in the press frame along the armature 102 by a piston, also not shown.
  • a pick-up holder 105 provided with a pick-up bush 104.
  • the counter spar 101 of the press is provided with a tool holder (tool slide or tool turret) 106 which carries a die 107 during direct extrusion (FIG. 1 a). With the tool holder 106, the die 107 is exchanged in a known manner and as required.
  • the pick-up holder 105 and with it the pick-up sleeve 104 are held in contact with the die 107 by a displacement device (not shown).
  • the tool holder 106 carries a hollow punch, referred to as die punch 108, which supports a die 109 and through which the pressed strand emerges.
  • the pick-up holder 105 with the pick-up sleeve 104 is moved by the displacement device together with the barrel hollow 103 over the die punch 108 during the indirect extrusion.
  • the barrel spar 103 is provided with a locking ram 110, which keeps the pick-up sleeve 104 closed with a locking disk 111 against the pressing direction.
  • the runner 103 is provided with a press ram 112 with a press disk 113 placed in front, and the press ram 112 with the press disk 113 is pressed by the runner 103 into the bore of the pick-up sleeve 104.
  • a transport system for the circulation of press disks and dies is assigned to the press.
  • This transport system consists of a conveyor 2 arranged next to the press and parallel to the press axis, a separating device 4 for separating the pressing disks 113 or sealing disks 111 from the pressing residue, a separating device 3 for separating the dies 109 from the pressing residue formed from the compressed shell, one first transfer device 5 for removing the pressing disks 113 when directly and for inserting the dies 109 in the indirect extrusion, a second transfer device 6 for removing the die 109 with the locking disk 111 and pressing residue in the indirect extrusion, a magazine 7 for the locking disks 111 or the pressing disks 113, and a block loader 8.
  • the conveyor 2 consists of a beam 202 carried by gallows-shaped supports 201, on which a carriage 203 can be moved.
  • the carriage 203 is provided with rollers and guided on the beam 202.
  • a pinion is driven by a geared motor 204, which engages in a toothed rack that runs along the beam 202 and is fastened to it, and thus moves the carriage 203.
  • the carriage 203 is provided with a cantilever 205 which carries a slightly resiliently mounted pressure plate 206 which can be rotated by 45 ° or more.
  • the carriage 203 carries an angle lever 207 which is provided with pressure rollers at its free end and which can be pivoted about a vertical axis toward the pressure plate 206.
  • the pressure plate 206 is capable of gripping dies 109 and locking disks 113 with press residue with the angle lever 207, which are then removed from the carriage 203 can be transported.
  • the separating device 3 consists of a C-shaped frame that is open laterally towards the conveyor 2 men 301 with a saddle 302, on which a die 109 transported by the conveyor 2 can be placed.
  • a hydraulically actuated jaw 303 clamps the die 109 between itself and the saddle 302.
  • the die 109 on two diametrical peripheral parts is freed from hydraulically operated rams 304, which are fitted with knives, and which is obtained as a compressed shell in chambers on the die periphery.
  • the die 109 can be rotated through 90 ° if necessary, and the shearing process can be repeated or continued in a second stroke of the knife plunger 304.
  • the die 109 is rotated by a special rotating device or by rotating the pressure plate 206, for which purpose the die 109 is to be clamped again between the pressure plate 206 and the angle lever 207 on the carriage 203.
  • the die 109 is then moved by the conveyor 2 for reuse into a position in which it can be taken over by the transfer device 5.
  • the separating device 4 is also constructed, but this is only provided with a knife which can be moved along the one end face of the closing disk 111 or pressing disk 113 and which shears off the remnants of the pressing from the closing disk 111 or pressing disk 113.
  • the sheared-off press residue reaches a scrap bucket 402 via a chute 401.
  • the closure disk 111 or the press disk 113 is pushed out laterally from an opening 403 of the C-shaped frame 404 and from a support device 701 into a groove 702 of the magazine 7 lowered.
  • the transfer device 5 has an angle lever 503 composed of an outer lever part 501 and an inner lever part 502, the inner lever part 502 of which is provided with a square hole and is non-rotatably seated on a square shaft 504.
  • the square shaft 504 is pivotally mounted in bearings 505 and 506. At the shaft end passing through the bearing 505, the square shaft 504 is firmly connected to a hub 507, which is designed on the one hand as a bracket 508 for a cylinder 509 and on the other hand is provided with a lever arm 511.
  • a piston 510 seated in the cylinder 509 acts on the inner lever part 502 and displaces the angle lever 503 along the square of the shaft 504.
  • a piston-cylinder unit 512 which is supported on the foundation, engages the lever arm 5 through which the square shaft 504 with the angle lever 503 can be pivoted in the bearings 505 and 506.
  • the outer lever part 501 is connected to the inner lever part 502 by a pivot pin 513 and is pivotable about the latter by means of a piston-cylinder unit 514 acting between the lever parts 501 and 502.
  • the outer lever part is 501 provided at its free end with a gripping arm 516 which can be pivoted by a piston-cylinder unit 515 and forms with the head piece 517 of the outer lever part 501 a gripper 518 with which a die 109 or a pressing disk 113 with pressing residue can be gripped and transported.
  • the pick-up holder 105 with the pick-up sleeve 104 is removed from the die 107 to such an extent that the press rest with the press disk 113 is free lie and can be separated from the strand by a knife, not shown, which is moved downward around the end face of the die 107, the pressing residue and the pressing disk 113 being pressed downward.
  • the lever part 501 is pivotally connected to the lever part 502 as described.
  • the transfer device 6 is formed by an angular lever 602 which is provided with a square hole and is non-rotatably but longitudinally displaceably seated on a square shaft 601, the square shaft 601 being mounted in bearings 603 and 604.
  • a shaft end protruding from the bearing 604 is fixedly connected to a hub 605 and this hub 605 is designed as a bracket 606 for a cylinder 607 and is further provided with a lever arm 608.
  • a piston 609 in the cylinder 607 acts on the angle lever 602 and moves it along the square shaft 601.
  • the piston-cylinder unit 610 which is supported on the foundation and engages on the lever arm 608, allows the angle lever 602 to be pivoted via the square shaft 601.
  • the angle lever 602 carries a U-shaped head piece 611, the length of the U opening provides space for a die 109, a locking disk 111, a pressing residue located between them and the angle lever 207 for the carriage 203 of the conveyor 2.
  • the U-opening of the head piece 611 is covered by a bridge piece 612, so that the head piece 611 of the pick-up holder 105 with the pick-up sleeve 104 can be moved from the barrel 103 with the closing die 110 of the press 1 via the head piece 611 in order to be able to eject the die 109 with the pressing residue and the closure disk 111 from the pick-up sleeve 104 after an indirect pressing process has ended, if the force of the displacement device for the pick-up holder 105 is not sufficient for this.
  • the head piece is provided with an opening 613 in the middle, where the pressing residue with the closure disk 111 is located.
  • a support 616 for the pressing residue with the locking disk 111 is displaceable on guide rods 614 by means of a piston-cylinder unit 615.
  • the sealing disks 111 or pressing disks 113 emerging from the separating device 4 are stored by the support direction 701 and collected in the gutter 702.
  • a swivel arm 703 By means of a swivel arm 703, the foremost locking disk 11 or pressing disk 113 is brought into the loading position coaxially with that of the block loader 8.
  • An ejector 704 is provided in order to transfer the locking disk 111 or the pressing disk 113 to the block loader 8 at the appropriate time.
  • the block loader 8 consists of a square shaft 803 mounted in bearings 801 and 802, an angle lever 804 provided with a square hole, non-rotatably but longitudinally displaceable on the square shaft 803, and a charging cradle 805 at the end of the angle lever 804.
  • the charging cradle 805 is supplemented by a sector 806 , which is pivotable by a piston-cylinder unit 807 and lever 808 and thus opens or closes the charging cradle 805.
  • a hub 809 is connected to the shaft part of the square shaft 803 passing through the bearing 801, which is the bracket 810 for fastening a cylinder 811 and is provided with a lever arm 812.
  • Fig. 1a the press 1 is shown at the beginning of the direct extrusion, which is carried out by the advance of the press die 112, in that the block picked up by the pick-up sleeve 104 is pressed into one strand by the die 107 except for one Press rest, which is located at the end of the pressing process between the press plate 112 and the die 107 (see dotted representation of the press plate 113 with press rest).
  • the pick-up holder 105 with the pick-up sleeve 104 is then moved back so far that the pressure plate 113 with the press residue is exposed.
  • the transfer device 5 is then brought into the position shown in FIG. 2.
  • the pressing residue with the pressing disk 113 is separated from the strand along the end face of the die 107, and the strand is pulled out of the die 107.
  • the outer lever 501 of the transfer device 5 pivoting about the pivot pin 513 into the position shown in dotted lines in the left part of FIG. 2. From here, the transfer device 5 then pivots into the position shown in the right part of FIG. 2, in which it is in the line of the conveyor 2, where the carriage 203 of the conveyor 2 is with the gripper open (pressure plate 206, pivoted-out angle lifter 207). located.
  • the angle lever 207 is swiveled in and the pressure plate 113 with residual press is gripped by the pressure plate 206 and the angle lever 207.
  • the gripper arm 516 is then pivoted out and the gripper 518 is opened.
  • the carriage 203 then travels along the beam 202 and brings the pressure plate 113 with the remainder of the press into the separating device 4.
  • the press plate 113 is clamped against the saddle by the clamping jaw, then the remainder of the press is sheared off by the pressing plate 113, then the clamping jaw is released and the Press disk 113 ejected. While the pressing residue reaches the scrap bucket 402, the pressing disk 113 is taken over by the support device 701 and lowered into the groove 702 of the magazine 7.
  • the block loader 8 is brought into the position shown in dotted lines in FIG. 1a and there it is fitted with a press disk 113, which is lifted out of the groove 702 of the magazine 7 by the lever 703 to the height of the block loading tray 805 and by the ejector 704 in the block charger 805 is ejected. Furthermore, the block loading tray 805 is newly allocated with a block. When the spar 103 with the plunger 112 has moved back sufficiently (dotted position), the block loading tray 805 is pivoted into the press 1 from the starting position shown in FIGS.
  • the starting position for indirect extrusion is shown in FIG. 1.
  • the barrel spar 103 with the locking punch 110 and the locking disk 111 and uniformly and rectified with them the pick-up holder 105 with the pick-up sleeve 104 are moved towards the counter-spar 101, the pick-up sleeve 104 sliding over the die punch 108 and the block enclosed in the pick-up sleeve 104 is pressed by the die 109 supported by the hollow die punch 108 to form the strand emerging through the bore in the die die 108. There remains a pressing residue in front of the die 109 with the locking disk 111.
  • the pick-up holder 105 with the pick-up sleeve 104 is moved so far that the front end of the die punch 108 is flush with the head piece 611 of the transfer device 6 facing end face of the pick-up sleeve 104 is located, the die 108, the pressing residue and the locking disk 111 being received by the head piece 611 in its U-opening.
  • a pair of scissors attached to the pickup holder now separates the remainder of the press and the closure disk 111 adhering to it from the die 108, with which the strand also becomes free and can be pulled out of the die.
  • the transfer device pivots into the rightmost position shown in dotted lines in FIG. 3, where the carriage 203 of the conveyor 2 is already ready to receive and grip the die 109 between the pressure plate 206 and the angle lever 207. The carriage 203 then travels to the left with the die 108 and deposits the die 109 in the separating device 3. At the same time, the transfer device 6 moves into the park position shown in FIG.
  • the die 109 is clamped by the clamping jaw 303 and the saddle 302 and is freed of the remnant of the press by the tappets 304 with knives.
  • the die 109 is then gripped again between the pressure plate 206 and the angle lever 207 of the carriage 203 and brought into the position in which the die 109 can be taken over by the transfer device 5 and inserted into the press axis for reuse.
  • This is the right position of the transfer device 5 shown in dotted lines in FIG. 1b, in which the transfer device 5 takes over the die 109 from the carriage 203 of the conveyor, whereupon the transfer device 5 then swivels into the left position shown in FIG. 2, in which it transfers the die 109 ready for the next pressing process.
  • the carriage 203 then moves further to the right in order to remove the pressing residue with the adhering closure disk 111 from the transfer device 6 which is still in the park position.
  • the carriage 203 moves completely to the right and releases the pressing residue with the closure disk 111 into the separating device 4, where the sealing disk 111, like the pressing disk 113, is separated from the pressing residue during direct pressing and placed in the magazine 7.
  • the carriage 203 then returns to its starting position and the transfer device 6 returns to the parking position.
  • the next pressing process is initiated by the transfer device 5, the gripper 518 of which is provided with the or a die 109, pivoting into the position shown in FIG.
  • the barrel spar 103 with the locking punch 110 are advanced with moderate force and the die 109, the block and the locking disk 111 are slightly clamped between the die punch 108 and the locking stem 110, so that the gripper arm 516 and subsequently the transfer device 5 can be pivoted out as a whole.
  • the pick-up holder 105 with the pick-up sleeve 104 By pushing the pick-up holder 105 with the pick-up sleeve 104 first over the die 109 and then over the block and the locking disk 111, the block loader 8 with the charging cradle 805 deviates axially. After the pick-up holder 105 with the pick-up sleeve 104 has reached the starting position shown in FIG. 1, the sector 806 of the charging cradle 805 and then the entire block loader 8 are pivoted out and the pressing process begins.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
  • Press Drives And Press Lines (AREA)
  • Extrusion Of Metal (AREA)
  • Automatic Assembly (AREA)

Claims (4)

1. Système de transport coordonné à une presse à filer les barres et les tubes conçue pour le filage direct et le filage inverse, le système de transport servant à la rotation de disques de poussée et de filières, caractérisé en ce que les disques de poussée, auxquels adhére un culot, d'une part, et en plus, dans le filage inverse, les filières, auxquelles adhére un culot, d'autre part, traversent des dispositifs de séparation (3, 4) incorporés dans le système de transport pour séparer d'une part le disque de poussée (113) du culot et pour séparer d'autre part la filière (109) du culot, les disques de poussée (113) étant déchargés dans l'auge de chargement d'un chargeur de billettes (8) et les filières (109), lors du filage inverse étant ramenées à la position de travail à l'extrémité frontale du poinçon porte-filière (108), qu'un transporteur (2), installé parallèlement à l'axe de la presse, relie, à ses positions extrêmes, un dispositif (4) pour séparer les disques de poussée (113) du culot et un dispositif (3) pour séparer les filières (109) du culot, et que des dispositifs de transfert (5, 6) relient le trajet du transporteur et l'axe de la presse, dispositifs de transfert dont l'un est conçu pour l'évacuation du disque de poussée (113) dans le filage direct ainsi que pour l'introduction de la fiilière (109) dans le filage inverse, tandis que l'autre est conçu pour recevoir et évacuer la filière (109) et le disque de poussée (113) avec le culot en deux réceptions séparées, lors du filage inverse, les dispositifs de transfert (5, 6) étant déplacables, parallélément à l'axe de la presse et au transporteur (2), entre les positions de réception et les positions de délivrance.
2. Système de transport selon la revendication 1, caractérisé en ce que le dispositif de transfert (5) utilisé à la fois dans le filage direct (pour évacuer le disque de poussée avec le culot) et dans le filage inverse (pour l'introduction de la filière), est équipé d'un grappin (518) pouvant être ouvert et fermé, pour saisir le disque de poussée ou la filière, qui est porté par un levier (503) avec lequel il peut être basculé transversalement à l'axe de la presse.
3. Système de transport selon la revendication 2, caractérisé en ce qu'un bras préhenseur (516) porté par la partie extérieure (501) d'un levier coudé (503), monté basculant autour d'un axe situé plus bas que le bâti de la presse, forme ensemble avec une tête (517), un grappin (518) qui, lorsque le levier coudé est basculé de manière que le grappin soit aligné sur l'axe de la presse, est engagé avec la partie extérieure (501) de ce levier entre deux ancres du bâti de la presse, la partie extérieure (501) du levier étant inclinable en plus dans une mesure limitée, dans le plan de basculement de basculement du levier coudé (503), par rapport à la partie intérieure (502) du levier, dans la région du coude.
4. Système de transport selon l'une des revendications précédentes, caractérisé en ce que le dispositif de transfert (5) utilisé à la fois dans le filage direct (pour évacuer le disque de poussée avec le culot) et dans le filage inverse (pour l'introduction de la filière), présente, outre une position de fin de course définie interceptant l'axe de la presse et une position de fin de course définie interceptant le trajet (202) du transporteur, une position intermédiaire définie se trouvant à l'extérieur de la portée de travail du transporteur.
EP87105523A 1986-04-29 1987-04-14 Système de transport pour la circulation des grains de poussée et des matrices des presses à filage aménagées pour presser directement et indirectement Expired - Lifetime EP0243787B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT87105523T ATE54843T1 (de) 1986-04-29 1987-04-14 Transportsystem fuer den umlauf von pressscheiben und matrizen an zum direkten und indirekten pressen eingerichteten strangpressen.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19863614478 DE3614478A1 (de) 1986-04-29 1986-04-29 Transportsystem fuer den umlauf von pressscheiben und matrizen an zum direkten und indirekten pressen eingerichteten strangpressen
DE3614478 1986-04-29

Publications (2)

Publication Number Publication Date
EP0243787A1 EP0243787A1 (fr) 1987-11-04
EP0243787B1 true EP0243787B1 (fr) 1990-07-25

Family

ID=6299775

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87105523A Expired - Lifetime EP0243787B1 (fr) 1986-04-29 1987-04-14 Système de transport pour la circulation des grains de poussée et des matrices des presses à filage aménagées pour presser directement et indirectement

Country Status (6)

Country Link
US (1) US4750345A (fr)
EP (1) EP0243787B1 (fr)
JP (1) JPS62259615A (fr)
AT (1) ATE54843T1 (fr)
DE (2) DE3614478A1 (fr)
ES (1) ES2016819B3 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19736505A1 (de) * 1997-08-22 1999-02-25 Sms Schloemann Gmbh Verfahren und Vorrichtung zum Entfernen von Preßrest und Schale von einer Preßscheibe bzw. Matrize beim Metallstrangpressen mit Schale
CN102133585B (zh) * 2011-03-30 2012-08-08 太原重工股份有限公司 铝挤压机压余收集装置
CN102423773B (zh) * 2011-12-23 2014-03-12 太原重工股份有限公司 压余接收装置
US11883869B2 (en) * 2021-08-26 2024-01-30 Brilex Technical Solutions, LLC Butt retrieval system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE603139C (de) * 1933-06-21 1934-09-25 Fried Krupp Grusonwerk Akt Ges Tragvorrichtung fuer Bloecke bei liegenden Metallstrangpressen
DE1602280A1 (de) * 1967-01-12 1970-05-06 Kobe Steel Ltd Kombinierte Strangpressrest-Aufnahmevorrichtung und Barrenfuehrung fuer eine Metall-Strangpresse
US3530702A (en) * 1967-08-29 1970-09-29 Reynolds Metals Co Extruding method and apparatus and parts therefor
US4103529A (en) * 1976-02-09 1978-08-01 Sutton Engineering Company Extrusion press for direct and indirect extruding with die shifter
US4154081A (en) * 1977-07-21 1979-05-15 Wean United, Inc. Method and apparatus for changing a die ring from the die in an indirect extrusion press
US4365497A (en) * 1977-10-07 1982-12-28 Kobe Steel, Ltd. Intermediate frame type indirect extrusion press
JPS5456967A (en) * 1977-10-15 1979-05-08 Kobe Steel Ltd Indirect extrusion method
DE3120641A1 (de) * 1980-05-24 1982-04-01 Kobe Steel, Ltd., Kobe, Hyogo Indirekte strangpresse

Also Published As

Publication number Publication date
JPS62259615A (ja) 1987-11-12
DE3614478A1 (de) 1987-11-05
ES2016819B3 (es) 1990-12-01
EP0243787A1 (fr) 1987-11-04
US4750345A (en) 1988-06-14
ATE54843T1 (de) 1990-08-15
DE3763889D1 (de) 1990-08-30
JPH0242565B2 (fr) 1990-09-25

Similar Documents

Publication Publication Date Title
DE3633691C1 (de) Vorrichtung zum Vorschub stangenfoermigen Werkstueckmaterials bei einer Trennmaschine
DE2753720A1 (de) Verfahren und einrichtung zum verladen von aus einer horizontalen ballenpresse ausgestossenen ballen
CH627387A5 (de) Druckgiessvorrichtung.
DE1777044A1 (de) Strangpresseinrichtung
CH712403A1 (de) Transportverfahren zum Umsetzen von Werkstücken zwischen mehreren aufeinanderfolgenden Stufen einer Bearbeitungseinrichtung.
EP0243787B1 (fr) Système de transport pour la circulation des grains de poussée et des matrices des presses à filage aménagées pour presser directement et indirectement
EP0574592B1 (fr) Appareil pour le chargement des bilettes et éventuellement des disques de poussée dans des presses horizontales d'extrusion de métaux
EP0428989B1 (fr) Appareil pour le chargement des billettes et éventuellement des disques de poussée dans des presses d'extrusion de métaux horizontales
DE19629854C1 (de) Liegende Metallstrangpresse
EP0224115B1 (fr) Appareil pour la séparation d'un disque de poussée du déchet dans l'extrusion de métaux à chemise
DE3202051C2 (fr)
DE1752020B2 (de) Liegende Metall-Strangpresse mit einem an der Vorderseite des Gegenhalters quer bewegbaren Schlitten
DE1652591A1 (de) Metallstrangpresse
DE3107788C2 (de) Verfahren und Vorrichtung zum Herstellen von Sprengkörpern mit einer Hauptladung und einer Übertragungsladung in einer Hülle
DE8611739U1 (de) Transportsystem für den Umlauf von Preßscheiben und Matritzen an zum direkten und indirekten Pressen eingerichteten Strangpressen
DE3011134A1 (de) Indirekt-metallstrangpresse mit einer mit dem aufnehmerhalter verbundenen vorrichtung zum abtrennen des pressrestes und zum auswechseln von matrizen
DE2440617A1 (de) Maschine zum herstellen einer verbindung zwischen einem querglied und einem basiselement
DE2427399C2 (de) Indirektmetallstrangpresse
DE2950230A1 (de) Vorrichtung zum fuellen rohrfoermiger elektroden einer elektrischen batterie mit aktivem material
DE1222593B (de) Maschine zum Entfernen der Spaltstoffplatten von einem gebrauchten Brennstoffbehaelter fuer einen Kernreaktor
DE2555205C3 (de) Vorrichtung zum Zuführen von Rohlingen an einer Presse
DE3633924C2 (fr)
DE1156045B (de) Vorrichtung zum Querabtrennen der Pressscheibe vom Pressrest
DE2830769A1 (de) Vorrichtung zum ausrichten von langen werkstuecken, wie bolzen, spindeln, achsen u.dgl. in pressen
DE1063107B (de) Liegende Metall-Strangpresse

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 19870414

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT DE ES FR GB IT

17Q First examination report despatched

Effective date: 19890814

ITF It: translation for a ep patent filed

Owner name: DE DOMINICIS & MAYER S.R.L.

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: SMS HASENCLEVER GMBH

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT DE ES FR GB IT

REF Corresponds to:

Ref document number: 54843

Country of ref document: AT

Date of ref document: 19900815

Kind code of ref document: T

REF Corresponds to:

Ref document number: 3763889

Country of ref document: DE

Date of ref document: 19900830

GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)
ET Fr: translation filed
ITTA It: last paid annual fee
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: ES

Payment date: 19920415

Year of fee payment: 6

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: AT

Payment date: 19920416

Year of fee payment: 6

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Effective date: 19930414

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 19930415

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 19950410

Year of fee payment: 9

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 19950414

Year of fee payment: 9

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 19950425

Year of fee payment: 9

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Effective date: 19960414

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 19960414

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Effective date: 19961227

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Effective date: 19970101

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

REG Reference to a national code

Ref country code: ES

Ref legal event code: FD2A

Effective date: 19990301

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.

Effective date: 20050414