EP0600254B1 - Presse avec dispositif de transfert de tÔles - Google Patents

Presse avec dispositif de transfert de tÔles Download PDF

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Publication number
EP0600254B1
EP0600254B1 EP93117889A EP93117889A EP0600254B1 EP 0600254 B1 EP0600254 B1 EP 0600254B1 EP 93117889 A EP93117889 A EP 93117889A EP 93117889 A EP93117889 A EP 93117889A EP 0600254 B1 EP0600254 B1 EP 0600254B1
Authority
EP
European Patent Office
Prior art keywords
press
transfer
transfer device
holding means
adjustment
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.)
Revoked
Application number
EP93117889A
Other languages
German (de)
English (en)
Other versions
EP0600254A1 (fr
Inventor
Wolfgang Michael
Hans Hofele
Karl Thudium
Peter Dr.-Ing. Klemm
Burkhard Schumann
Walter Rieger
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.)
L Schuler GmbH
Original Assignee
L Schuler 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
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6472133&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0600254(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by L Schuler GmbH filed Critical L Schuler GmbH
Publication of EP0600254A1 publication Critical patent/EP0600254A1/fr
Application granted granted Critical
Publication of EP0600254B1 publication Critical patent/EP0600254B1/fr
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/02—Advancing work in relation to the stroke of the die or tool
    • B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
    • B21D43/05—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work specially adapted for multi-stage presses
    • B21D43/052—Devices having a cross bar
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/02—Advancing work in relation to the stroke of the die or tool
    • B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
    • B21D43/05—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work specially adapted for multi-stage presses
    • B21D43/055—Devices comprising a pair of longitudinally and laterally movable parallel transfer bars

Definitions

  • the invention relates to a press with a transfer device for Sheet metal parts of the type specified in the preamble of claim 1.
  • the sheet metal parts are transported by means of such presses a transfer device with two- or three-dimensional movement the holding means for the sheet metal parts, insertion and removal the sheet metal parts by means of feeders.
  • DE 33 29 900 A1 describes a transfer device in a transfer press described with two moving in three axes (three-dimensional) Transfer bars that are horizontal and at a parallel distance from each other run.
  • the conversion device also has one on one Advance mechanism for generation arranged at the end of the transfer bar a back and forth movement, as well as two clamping mechanisms for the clamping and releasing movement and two lifting mechanisms for lifting and Lower the transfer bar.
  • the advancement, tensioning and lifting mechanisms are each controlled by a own DC servo motor driven, the one transfer bar side are assigned, and the longitudinal, transverse and vertical strokes the transfer bars are independent of each other and continuously variable.
  • the drive movements are based on a torsion shaft transfer the drive side of the second transfer bar.
  • US 4,625,540 A describes a transfer device in one Transfer press of two-dimensional type, with the rails in longitudinal extension the press in front of and behind the tools are lowerable.
  • the rails In the rails is a horizontal press extension moveable frame stored.
  • the bars are in addition to the movement of the rack in one movement in Press extension movable.
  • the drive of the lifting and lowering movement the rails and thus the frame and the drive of the Frame in the horizontal plane and the additional movement the bar is curve controlled and therefore dependent on the Press controlled.
  • GB-A-2 243 134 which corresponds to the preamble of claim 1, is a transfer device in a press with up and down movements Ram known for forming sheet metal parts. It is an implementation facility available with holding means for holding and moving the sheet metal parts from processing stage to processing level.
  • the transfer movements in the lifting and lowering direction and in the transfer direction are generated by adjusting means, of which adjusting means for movements in and against the transfer direction are arranged on guide rails.
  • the latter means of adjustment are not used for the segmented transfer of insertion or removal into or out of the processing stage (tool), and the transfer device does not allow different Number of cycles in the subsequent processing stages or time-shifted downward and upward movements the pestle.
  • the transfer device can be expanded with regard to the holding means, so e.g. for double parts. There are both a drive element each Axis and separate drive possible on each drive side.
  • the Means of transport can be deflected in the guide bar on each side Toothed belt to which the holding means or are attached.
  • the Implementation devices are modular for one after the other staggered arrangement by a multi-stage press, press line or also multi-column press.
  • the transfer device can be used as a loading and Tapping device (feeder) can be used. In addition to smaller sizes a higher stiffness is achieved compared to previous feeders.
  • the press 1 in Fig. 1 can be a single press or one (Follow) presses 51 to a press system, compact press, hybrid press be an extended forming system.
  • the press 1 has a head piece 7 with the press drive for the plunger or 2 (Fig. 2). With 4 are Press stand positioned, which is placed on the press table 6 are and on which the head piece 7 is placed.
  • a sliding table 5 movable In the press 1 is a sliding table 5 movable. Over this are the tools interchangeable. Ram 2 and tools are in Fig. 1 for reasons Better visibility of the conversion devices 8.9 not shown.
  • the press stands 4 each have a vertically running guide 18, in which, as shown in FIG. 4, a guide carriage 41 can be raised and lowered.
  • Each of the conversion devices 8.9 comprises also a guide bar 16, the two left and rear Press stands 4 is assigned and a guide bar 17, the is assigned to the two right and front press stands 4. From therefore the guide bar 16 is behind, the guide bar 17 Tool and plunger 2.
  • the guide strips 16, 17 are rigid with the associated guide carriage 41 connected. On each carriage is 41 each attached a rack 24 that is parallel to the vertical Guides 18 is guided.
  • the guide strips 16, 17 can be in one piece be and so over the total length of the workpiece movement by the Extend press 1.
  • a conversion device 8.9 as Insertion feeder (insertion device) or as removal feeder (removal device) these are the front insertion area or the rear removal area assigned.
  • the guide strips 16, 17 can be divided and thus only take up one means of transport 25, 26.
  • the guide rails 16, 17 extend over the entire transport path of the sheet metal parts 3 in press 1, when dividing over a partial route.
  • Each of the Guide strips 16, 17 have a horizontal longitudinal guide 62 on for guiding holding means 10, 11 over rollers 43.
  • the adjustment means, the are positioned with a total of 13.14, servomotors 29.31.33 have the gearbox 30,32,34 and the pulleys 28 around the Deflection pulleys 27, 28 toothed belts 25, 26 or the like Means of transport in a reciprocating, horizontal movement drive.
  • the holding means 10, 11 for converting the sheet metal parts 3 in Passage direction 15 through the press 1 can active pliers, passive pliers or as shown, magnet or suction-mounted cross members 10, Be 11.
  • the cross members 10, 11 are at both ends of the driver 42 one of the transport means 25, 25 and 26, 26, respectively.
  • Figs. 2 and 3 are the same parts as in FIGS. 1 and 4 positioned immediately.
  • Fig. 2 shows a support plate 36, which is press-tight is attached and on which a first adjusting means 19 for lifting and Lowering the guide strips 16, 17 and the components connected to them is attached.
  • the movement of e.g. trained as a servo motor first adjustment means 19 is horizontal via a gear 21 extending torsion shaft 22 transmitted at both ends engaging in and interacting with the racks 24 Gears 23 are rigidly attached.
  • Fig. 3 shows two press-fixed support plates 40 for one each Adjustment means 37, a servo motor, which on the gear 39 each next assigned gear 23 acts.
  • the gears 23 or gear 39 are interconnected by means of a torsion shaft 38.
  • the gears 30, 32 or the driven ones are also in the same way Deflection rollers 28 in Fig. 1 by a torsion shaft 20 with each other connected.
  • the transfer devices 8, 9 in FIG. 1 are arranged one behind the other, so that between the means of transport, toothed belt 25, 26 a Distance is present. 5, this distance is between the mutually facing deflection rollers 27 of the toothed belt 25 and 26.
  • the drivers 42 are between the fastening area 63 on the toothed belt 25, 26 and the fastening area 64 of the holding means 10, 11 are selected to be correspondingly long.
  • the driver 42 on the toothed belt 25 and the driver 42 on the toothed belt 26 are directed against each other.
  • the conversion movement of the sheet metal parts 3 in the direction of passage 15 begins with the removal of a sheet metal part 3 from a removal position 48, which is an unstacking station or an orientation station for the Sheet metal part 3 can be or from a clipboard for the sheet metal part 3, in one lifting motion.
  • This lifting movement is done by the first Adjustment means 19.21 and 37.39 generated.
  • This is followed by a conversion movement 44 with a final lowering movement into the z.
  • the conversion movement 44 is generated by the second adjustment means 13.
  • This position 50 can be a processing station Clipboard, also be a conveyor belt.
  • the return movements of the Holding means 10, 11 are indicated with 46, 47.
  • a multi-column press of the type press 1 and hint press 51 with further (subsequent) presses in Fig. 1, according to Figs. 6 and 7 a previously used Insert feeder by a transfer device 52 in the previously described modular design to be replaced.
  • the one with magnets or suction cups equipped truss 53 can be used to bridge larger distances, e.g. trained to insert in the first processing stage 54 extended.
  • the conversion devices 55 and 56 are in the previously explained Construction carried out. Due to the overlapping arrangement of the means of transport 25.26 due to the lateral offset of these to each other 5 described gap between the deflection rollers 27 avoided.
  • Holding means 57, 58 likewise designed as a suction bar are therefore of different lengths.
  • clipboards are positioned for an interim Storage halfway, about half the distance, between processing stages 54.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Press Drives And Press Lines (AREA)

Claims (11)

  1. Presse, presse individuelle, presse à plusieurs étages, presse à plusieurs montants, presse de transfert, ligne de presses et installation de formage similaire avec un, éventuellement plusieurs coulisseaux (2) qui, pour le formage de pièces en tôle (3), peuvent être actionnées en concourant avec des outils mobiles vers le haut et vers le bas et qui sont montés avec un dispositif de transfert (8, 9) comportant des moyens de support (10, 11) pour retenir et transférer les pièces en tôle (3) coulissant dans des rails de guidage (16, 17) horizontaux, les rails de guidage (16, 17) s'étendant devant et derrière l'outil, respectivement le coulisseau (2), avec des premiers dispositifs de réglage (19) pour actionner les moyens de support (10, 11) dans le sens du passage (15), les rails de guidage (16, 17) étant pourvus d'éléments (62, 42, 27, 28) permettant les mouvements de guidage, de renvoi et similaires pour recevoir et supporter un moyen de transport (25, 26) s'étendant dans le sens du passage (15), les moyens de support (10, 11) étant fixés aux moyens de transport (25, 26), caractérisée en ce que les rails de guidage (16, 17) se prolongent au moins sur une longueur partielle du mouvement de transfert des pièces en tôle (3) à l'intérieur d'une presse (1) ou d'une presse à étages (51) et sont montés sur le bâti de la presse (4) dans des guidages verticaux (18) de façon à pouvoir monter et descendre au moyen d'un des premiers moyens de transfert (19, 37), chaque moyen de transport (25, 26) pouvant être actionné grâce à un deuxième moyen de transfert (13, 14) sur une longueur partielle du mouvement de transfert à l'intérieur de la presse.
  2. Presse selon la revendication 1, caractérisée en ce que, pour le mouvement de transfert (44, 45) des pièces en tôle (3) entre la position de leur prélèvement (48, 49, 54) et la position d'entreposage (49, 50, 54), est prévu chaque fois un dispositif de transfert (8, 9, 55, 56) comportant au moins un moyen de support (10, 11).
  3. Presse selon la revendication 2, caractérisée en ce que chacun des dispositifs de transfert (8, 9, 55, 56) pour chaque moyen de transport (25, 26) comporte un deuxième moyen de réglage (29, 31, 59, 60) à sollicitation individuelle, les deuxièmes moyens de réglage (29, 59, 60) d'un dispositif de transfert (8, 9, 55, 56) pouvant être commandés de façon synchrone.
  4. Presse selon la revendication 2, caractérisée en ce que les moyens de support sont des traverses (10, 11) orientées dans le sens transversal et placées horizontalement par rapport au sens de passage (15), pouvant recevoir des aimants, des ventouses ou des dispositifs d'arrêt similaires pour les pièces en tôle (3), les traverses (10, 11) étant fixées au moyen d'organes d'entraínement (42) aux moyens de transport situés vis-à-vis (25, 25, respectivement 26, 26).
  5. Presse selon la revendication 2, caractérisée en ce que les moyens de commande (29, 30, 31, 59, 60) de chaque dispositif de transfert (8, 9, 55, 56) pour le mouvement de transfert (44, 45) sont reliés entre eux par l'intermédiaire d'un arbre de torsion (20).
  6. Presse selon une ou plusieurs des revendications précédentes, caractérisée en ce que chaque dispositif de transfert (8, 9, 55, 56) comporte un moyen de transport (25, 26) par rail de guidage (16, 17) qui est contourné sur des poulies de renvoi (27, 28) dont l'une des poulies (28) peut être entraínée par un moyen de réglage (29, 31, 59, 60).
  7. Presse selon une ou plusieurs des revendications précédentes, caractérisée en ce que chacun des rails de guidage (16, 17) comporte un guidage longitudinal (62) pour le guidage horizontal et la mobilité du moyen de support (10, 11),
    en ce que chaque rail de guidage (16, 17) est monté par l'intermédiaire d'un moyen de réglage (19, 37) solidaire de la presse dans un guidage vertical de façon à pouvoir monter et descendre et
    en ce que le mouvement de montée et descente est effectué par l'intermédiaire d'une transmission à crémaillère et roue dentée à partir du premier moyen de réglage (19, 37) avec une crémaillère (24) fixée au rail de guidage (16, 17), les roues dentées (23) se trouvant opposées à distance étant reliées entre elles au moyen d'un arbre de torsion (22, 38).
  8. Presse selon une ou plusieurs des revendications précédentes, caractérisée en ce que les moyens de transport (25, 26) sont alignés longitudinalement dans le sens du passage (15) avec les dispositifs de transfert (8, 9) situés l'un derrière l'autre, l'organe d'entraínement (42) étant prolongé entre sa zone de fixation (63) sur le moyen de transport (25, 26) et la zone de fixation (64) pour le moyen de support (10, 11).
  9. Presse selon une ou plusieurs des revendications précédentes, caractérisée en ce que les moyens de transport (25, 26) sont disposés dans le sens du passage (15) latéralement décalés par rapport aux dispositifs de transfert (55, 56) montés l'un derrière l'autre et de façon à se chevaucher, les longueurs de transfert des moyens de transport (25, 26) se recoupant de ce fait.
  10. Presse selon une ou plusieurs des revendications précédentes, caractérisée en ce qu'un dispositif de transfert (52) avec des moyens de support (10, 11), des rails de guidage (16, 17), des guidages verticaux (18), des commandes de réglage (19, 29) et d'autres moyens d'entraínement mentionnés ci-dessus pour les moyens de support (10, 11) du type d'une ligne de chargement avec bras à ventouses est monté en amont du premier dispositif de transfert (8).
  11. Presse selon une ou plusieurs des revendications précédentes, caractérisée en ce qu'un dispositif de transfert avec des moyens de support (10, 11), des rails de guidage (16, 17), des guidages verticaux (18), des entraínements de réglage (19, 29) et d'autres moyens d'entraínement mentionnés ci-dessus pour les moyens de support (10, 11) du type d'une ligne de déchargement avec bras à ventouses est monté en aval du dernier dispositif de transfert (9).
EP93117889A 1992-11-05 1993-11-04 Presse avec dispositif de transfert de tÔles Revoked EP0600254B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4237313 1992-11-05
DE4237313A DE4237313A1 (de) 1992-11-05 1992-11-05 Presse mit einer Umsetzeinrichtung für Blechteile

Publications (2)

Publication Number Publication Date
EP0600254A1 EP0600254A1 (fr) 1994-06-08
EP0600254B1 true EP0600254B1 (fr) 1999-06-30

Family

ID=6472133

Family Applications (1)

Application Number Title Priority Date Filing Date
EP93117889A Revoked EP0600254B1 (fr) 1992-11-05 1993-11-04 Presse avec dispositif de transfert de tÔles

Country Status (5)

Country Link
US (1) US5383348A (fr)
EP (1) EP0600254B1 (fr)
CZ (1) CZ284743B6 (fr)
DE (2) DE4237313A1 (fr)
ES (1) ES2135435T3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104903021A (zh) * 2012-10-22 2015-09-09 舒勒自动化有限及两合公司 成型设备以及用于将工件输运到成型设备中的方法

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Publication number Priority date Publication date Assignee Title
US5730278A (en) * 1993-01-21 1998-03-24 Kabushiki Kaisha Komatsu Transfer feeder
DE4408449A1 (de) * 1994-03-12 1995-09-14 Mueller Weingarten Maschf Transportsystem
DE4408447A1 (de) * 1994-03-12 1995-09-14 Mueller Weingarten Maschf Transporteinrichtung
DE19506079A1 (de) * 1995-02-22 1996-08-29 Schuler Pressen Gmbh & Co Vorrichtung zum Transfer von Werkstücken durch eine Folge von Bearbeitungsstationen
US5632181A (en) * 1995-02-23 1997-05-27 Verson, A Division Of Allied Products Corporation System and method for transferring a work piece in a multi-station press
JPH08243794A (ja) * 1995-03-13 1996-09-24 Enami Seiki:Kk プレス加工機
DE19615025C2 (de) * 1996-04-17 1998-11-26 Umformtechnisches Zentrum Gmbh Vorrichtung zum dreidimensionalen Transfer von Werkstücken
DE19636823B4 (de) * 1996-09-11 2004-08-19 Müller Weingarten AG Transfereinrichtung
DE19636824C2 (de) * 1996-09-11 2002-09-26 Erfurt Umformtechnik Gmbh Transfereinrichtung
US5875673A (en) * 1997-12-30 1999-03-02 Verson, A Division Of Allied Products Corporation Orientation station for multi-station metal-forming machines
DE19808974C2 (de) * 1998-03-04 2002-11-28 Erfurt Umformtechnik Gmbh Verfahren und Vorrichtung zum Transportieren von Formteilen zwischen mehreren Stufen einer Umformanlage
DE19925343A1 (de) 1999-06-02 2000-12-07 Schuler Pressen Gmbh & Co Transfereinrichtung
DE19953049C2 (de) * 1999-11-03 2003-12-04 Mueller Weingarten Maschf Vorrichtung zum Transport von Formteilen
JP3725040B2 (ja) 2001-04-06 2005-12-07 株式会社小松製作所 トランスファフィーダ
DE10162281B4 (de) * 2001-12-19 2004-01-29 Müller Weingarten AG Transfereinrichtung zum Transport von Formteilen
DE10162282B4 (de) * 2001-12-19 2008-09-18 Müller Weingarten AG Transfervorrichtung zum Transport von Formteilen zwischen Pressen mit oder ohne Zwischenstation
KR100440171B1 (ko) * 2002-09-30 2004-07-12 위아 주식회사 프레스 라인의 패널 이송 장치
EP1689540B1 (fr) * 2003-11-25 2009-01-14 Güdel Group Ag Convoyeur destine a transporter des pieces a travailler dans une presse
JP4483306B2 (ja) * 2004-01-16 2010-06-16 トヨタ自動車株式会社 タンデムプレス装置
US7624614B2 (en) 2004-11-25 2009-12-01 Gudel Group Ag Conveyor for transporting work pieces in a press
CN103624178A (zh) * 2013-12-02 2014-03-12 无锡华联精工机械有限公司 数控冲床中的钢板压紧机构
CN103861965A (zh) * 2014-04-08 2014-06-18 济南天旭数控机械有限公司 垂直压料装置

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Publication number Priority date Publication date Assignee Title
US4540087A (en) * 1982-08-19 1985-09-10 Kabushiki Kaisha Komatsu Seisakusho Three-dimensional work transfer apparatus
CA1246313A (fr) * 1984-01-20 1988-12-13 Honda Motor Co Ltd Convoyeur pour machine a travailler le plastique
EP0224652B1 (fr) * 1985-09-09 1990-02-07 Aida Engineering Ltd. Dispositif d'avance des pièces dans une presse-transfert
JPH0515385Y2 (fr) * 1986-02-28 1993-04-22
JP2762162B2 (ja) * 1990-04-19 1998-06-04 本田技研工業株式会社 トランスファープレス機の搬送装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104903021A (zh) * 2012-10-22 2015-09-09 舒勒自动化有限及两合公司 成型设备以及用于将工件输运到成型设备中的方法

Also Published As

Publication number Publication date
ES2135435T3 (es) 1999-11-01
CZ284743B6 (cs) 1999-02-17
US5383348A (en) 1995-01-24
DE59309670D1 (de) 1999-08-05
CZ234393A3 (en) 1994-05-18
DE4237313A1 (de) 1994-05-11
EP0600254A1 (fr) 1994-06-08

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