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EP3416763B1 - Presse plieuse - Google Patents

Presse plieuse Download PDF

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Publication number
EP3416763B1
EP3416763B1 EP17712693.5A EP17712693A EP3416763B1 EP 3416763 B1 EP3416763 B1 EP 3416763B1 EP 17712693 A EP17712693 A EP 17712693A EP 3416763 B1 EP3416763 B1 EP 3416763B1
Authority
EP
European Patent Office
Prior art keywords
tool
bending tools
press
bending
press brake
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.)
Active
Application number
EP17712693.5A
Other languages
German (de)
English (en)
Other versions
EP3416763A1 (fr
Inventor
Luigi CAVICCHIA
Fabio TOMASIN
Andrea Tonda Roch
Roberto VERONESE
Giovanni Vidotto
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.)
Trumpf Maschinen Austria GmbH and Co KG
Original Assignee
Trumpf Maschinen Austria GmbH and Co KG
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 Trumpf Maschinen Austria GmbH and Co KG filed Critical Trumpf Maschinen Austria GmbH and Co KG
Publication of EP3416763A1 publication Critical patent/EP3416763A1/fr
Application granted granted Critical
Publication of EP3416763B1 publication Critical patent/EP3416763B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
    • B21D5/0209—Tools therefor
    • B21D5/0254—Tool exchanging
    • 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
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/04—Movable or exchangeable mountings for tools
    • 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
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/14—Particular arrangements for handling and holding in place complete dies
    • B21D37/145—Die storage magazines

Definitions

  • the invention relates to a press brake for bending sheet metal.
  • a press brake which has a tool manipulation device for removing individual beer tools from a tool holder of the press brake.
  • the tool manipulation device has a slide which is mounted on the press brake so as to be displaceable in a direction parallel to the bending edge.
  • Three manipulation arms are arranged on the carriage, which are designed to accommodate bending tools. By means of the manipulation arms, individual bending tools can be removed from the tool holder of the upper press beam, in order to enable the individual bending tools to be moved in the tool holder of the upper press beam.
  • the in the EP 2 364 789 B1 The press brake described has the wake that the tool manipulation device is designed only for receiving three bending tools and thus the flexibility of the tool manipulation device is limited.
  • the JP H07 275941 A and the EP 2 946 846 A1 each disclose a press brake with a first fixed press beam and a second press beam that is displaceable relative to the press beam, wherein tool receptacles arranged or designed on the press beam are designed to accommodate bending tools.
  • a tool store and a tool changing device for manipulating the bending tools from the tool store into the tool holder are also provided.
  • the object of the present invention is to create a press brake in which the tool set-up times are as short as possible.
  • a press brake is designed for bending sheet metal.
  • the press brake comprises a first fixed press beam and a second press beam that is displaceable relative to this;
  • Tool receptacles arranged or formed on the press beams for receiving bending tools;
  • a tool storage for storing bending tools that are not in use;
  • a tool changing device which is designed to insert the bending tools in the tool holder and comprises a gripping device for manipulating the bending tool.
  • a tool preparation device is designed, which is designed to hold a plurality of bending tools and which, by means of a drive device, is located between one Tool loading position, for loading the tool supply device with bending tools from the tool storage, and a tool changing position in which the bending tools can be transferred from the tool supply device into the tool holder by means of the tool changing device.
  • An advantage of the design of the press brake according to the invention is that the bending tools can be replaced in the shortest possible time, so that the set-up times of the press brake can be as short as possible and the efficiency of the press brake can be as large as possible.
  • the bending tools can be inserted into the tool holders of the press beams with a tool changing device that is as simple as possible.
  • a tool carrier is designed which is designed to receive at least two bending tools at the same time, the tool carrier being able to be coupled to the tool supply device and to be received thereon.
  • the advantage here is that a plurality of bending tools can be inserted in the tool holder in the tool holder position and the tool supply device does not have to be positioned in the tool holder position for this fitting process. After the tool holder has been equipped with bending tools, the tool holder can be picked up by the tool supply device and transported by it to the tool changing position.
  • a first linear guide is formed, which is arranged on an inside of the first press beam
  • a second linear guide is formed, which is arranged on an outside of the first press beam
  • the tool preparation device having a portal which holds the tool holder of the first press beam spanned and on which portal a first guide unit of the first linear guide and a second guide unit of the second linear guide is arranged, whereby the tool supply device can be moved parallel to a bending edge.
  • the drive device comprises a toothed rack which is arranged on the first press beam, a pinion which is coupled to a positioning motor arranged on the tool providing device engages in the toothed rack, as a result of which the tool providing device can be displaced parallel to a bending edge.
  • the toothed rack is arranged on the outside of the first press beam. This positioning of the toothed rack can be selected in order to be able to integrate it as well as possible into the bending press.
  • a manipulation device it is possible for a manipulation device to be designed which is arranged in the region of the tool store and is used for manipulating the bending tools and / or the tool carrier between the tool store and the tool supply device.
  • the advantage here is that the bending tools in the tool storage can be transported by means of the manipulation device from the storage space provided for the bending tools into the tool preparation device or into the tool carrier.
  • the manipulation device has a first manipulation arm and a second manipulation arm, a first coupling device being formed on the first manipulation arm and a second coupling device on the second manipulation arm for receiving the tool carrier or the bending tools.
  • the two manipulation arms of the manipulation device allow two of the tool carriers to be received by the manipulation device, which makes it possible for the manipulation device to have a tool carrier in the tool changing position on the first manipulation arm of the manipulation device in one work step is recorded and a second tool carrier with bending tools to be set up is already prepared on the second manipulation arm of the manipulation device in order to be able to insert it into the tool change position as quickly as possible.
  • both manipulation arms have a linear adjustment, by means of which the two coupling devices can be displaced in the vertical direction independently of one another. It is advantageous here that the tool holder can be inserted in the vertical direction into the tool changing position or into the tool loading position by this measure.
  • the mutually independent displacement of the coupling devices allows the tool carrier to be moved in a targeted manner in order to be able to insert the tool carrier into the tool changing position or into the tool loading position even in the case of narrow construction conditions.
  • the tool preparation device has a first tool receiving area, which is used for receiving bending tools for the first fixed press beam, and has a second tool receiving area, which is used for receiving bending tools for the displaceable second press bar.
  • the advantage here is that bending tools can be accommodated simultaneously in the tool preparation device both in the first tool holding area and in the second tool holding area. This can increase the performance of the tool changing device.
  • a backgauge device designed for specifying the sheet metal insertion depth to serve as a tool changing device for inserting the bending tools into the tool holder.
  • the advantage here is that the backgauge device, which is present on the press brake anyway, can simultaneously be used as a tool changing device and the total costs for the press brake can thereby be kept as low as possible.
  • Fig. 1 shows a schematic representation of the side view of a processing system 1.
  • the processing system 1 comprises a press brake 2, which is provided for bending a sheet 3.
  • the press brake 2 further comprises a first fixed press beam 4, in which a tool holder 5 for receiving a bending tool 6 is formed. Furthermore, the press brake 2 comprises a second adjustable press beam 7 on which a tool holder 5 for receiving one of the bending tools 6 is also formed.
  • the sheet 3 to be bent is inserted for the bending process between the bending tools 6 of the first 4 and the second press beam 7.
  • the bending tool 6 fastened in the second press beam 7 or the second press beam 7 is operated by a press drive unit 8 moved up or down in the vertical direction.
  • a computer unit 9 is provided, which can be coupled to an input and / or display unit 10.
  • the processing system 1 comprises a gripping device 11 which serves to manipulate the bending tool 6.
  • the bending tool 6 has a tool body 12 which deforms the sheet 3 to be bent during the bending process.
  • the bending tool 6 can be positioned in the tool holder 5 in the horizontal displacement direction 13 along the clamping section of the tool holder 5.
  • the bending tool 6 can be moved laterally in the horizontal displacement direction 13 in the tool holder 5 of the press beams 4 or 7.
  • the bending tool 6 it is also possible for the bending tool 6 to be introduced into the tool holder 5 in a vertical direction 14. For this possibility to insert the bending tool 6 into the tool holder 5, it is necessary that the bending tool 6 has an insertion mechanism.
  • a plurality of bending tools 6, which are of identical design, can be positioned next to one another and connected to one another. It can thus be achieved that bending edges 15 of individual bending tools 6 form a correspondingly long machining edge.
  • a further possibility for arranging bending tools 6 in the tool holder 5 is that several different bending tools 6 are positioned in the tool holder 5. These different bending tools 6 are then used for different bending processes and can also be exchanged individually. If bending tools 6 of different types are used for different work steps, it is common for them to be arranged at a certain distance from one another.
  • the gripping device 11 is arranged on a tool changing device 16.
  • the tool changing device 16 can be mounted on the press brake 2 such that it can be displaced.
  • the tool changing device 16 can be displaced in the longitudinal extent 17 of the tool receptacles 5, the longitudinal extent 17 running parallel to the horizontal displacement direction 13.
  • the tool changing device 16 has different actuators and the gripping device 11 can thereby be displaced in a plurality of travel directions, for example in three linear directions.
  • the tool changing device 16 can thus be designed as an independent manipulation device by means of which the gripping device 11 can be moved freely.
  • the gripping device 11 is arranged on a rear stop device 18.
  • a backgauge device 18 is installed in a press brake 2 in most cases as standard and serves to limit the insertion depth of the sheet 3 into the press brake 2 and thus to determine the bending line on the sheet 3. Because the backgauge device 18, which is installed as standard in the press brake 2, is used to move the gripping device 11, the overall structure of the press brake 2 can be kept as simple as possible and thus the costs can be kept as low as possible.
  • a tool preparation device 19 is formed, which is mounted on a first linear guide 20.
  • the first linear guide 20 is arranged on the inside 21 of the first press beam 4.
  • a second linear guide 22 is formed on the tool preparation device 19, which is arranged on an outer side 23 of the first press beam 4. Because the first linear guide 20 and the second linear guide 22 are arranged at a distance from one another, the tool changing device 16 can have a high degree of stability.
  • first linear guide 20 comprises a first guide unit 24, which is arranged on the tool preparation device 19.
  • second linear guide 22 can comprise a second guide unit 25, which is also arranged on the tool preparation device 19.
  • the two guide units 24, 25 can be designed in the form of a guide carriage, wherein the first guide unit 24 can interact with a first guide rail 26 and the second guide unit 25 can interact with a second guide rail 27.
  • the first guide rail 26 and the second guide rail 27 can each be arranged on one of the press beams 4, 7.
  • a drive device 28 is formed which serves to position the tool supply device 19 in the horizontal displacement direction 13.
  • the drive device 28 comprises a positioning motor 29 which is received on the tool supply device 19 and on which a pinion 30 is arranged on an output shaft.
  • the pinion 30 can engage with a toothed rack 31, which is fastened to the first press beam 4.
  • the tool preparation device 19 can thus be displaced in the longitudinal extent 17 of the tool holders 5 by means of the positioning motor 29.
  • the tool preparation device 19 has a portal 32 which spans the first press beam 4 between the first linear guide 20 and the second linear guide 22.
  • the tool preparation device 19 has a first tool holding area 33 and a second tool holding area 34. Bending tools 6, which are intended for use in the first press beam 4, can be received in the first tool receiving area 33. Bending tools 6, which are intended for use in the second press beam 7, can be received in the second tool receiving area 34.
  • the tool receiving areas 33, 34 in the Area of the inside 21 of the first press beam 4 are arranged.
  • the two tool receiving areas 33, 34 can be arranged directly one above the other.
  • the bending tools 6 are removed from the tool supply device 19 by means of the tool changing device 16, in particular the gripping device 11, and inserted into the tool holders 5 of the press bars 4, 7.
  • the tool supply device 19 In order to be able to carry out this tool changing process as quickly as possible, it is necessary for the tool supply device 19 to be positioned in the horizontal displacement direction 13 in such a way that the travel paths for the tool changing device 16 are as short as possible. This can be achieved in particular in that the tool preparation device 19 is positioned as close as possible to the final place of use of the bending tool 6 in the tool holder 5.
  • FIG. 2 is a further and possibly independent embodiment of the processing system 1 shown in a schematic view from the front, wherein again the same reference numerals or component names as in the previous one for the same parts Fig. 1 be used. To avoid unnecessary repetition, refer to the detailed description in the previous Fig. 1 pointed out or referred.
  • the tool preparation device 19 can be displaced in the longitudinal extent 17 by means of the drive device 28.
  • the drive device 28 can be designed such that the tool changing device 16 can be displaced at least over the entire length 35 of the tool holder 5.
  • the toothed rack 31 or the guide rails 26, 27 can extend over the entire length 35 of the tool holder 5.
  • the toothed rack 31 or the guide rails 26, 27 protrude laterally beyond the length 35 of the tool holders 5 and, for example, protrude into a tool store 36.
  • the tool preparation device 19 can be moved into the area of the tool storage 36, as a result of which the bending tools 6 can be removed from the tool storage 36 by means of a manipulation device 37 and can be inserted into the tool preparation device 19 in the shortest possible way.
  • the bending tools 6 are received directly in the tool preparation device 19.
  • bending tools 6 are positioned in a tool carrier 38, which can hold several bending tools 6.
  • the tool carrier 38 can be designed in such a way that it, together with the bending tools 6 accommodated therein, can be received in the tool preparation device 19 or can optionally be removed from it.
  • the bending tools 6 are prepared and arranged in the area of the tool store 36 in the tool carrier 38 in the intended order. As a result, the actual set-up time during a tool change can be shortened and the efficiency of the machining system 1 can thus be improved.
  • a receiving recess 39 can be provided in the tool carrier 38, in which the bending tools 6 can be received or inserted.
  • the bending tools 6 can be inserted or removed from a prepared tool carrier 38 by means of the tool changing device 16 or by means of the manipulation device 37.
  • the tool carrier 38 can be transported between the tool store 36 and the press brake 2 by means of the tool preparation device 19.
  • tool carriers 38 in the processing system 1, which can optionally be equipped with bending tools 6.
  • the prepared tool carriers 38 together with the bending tools 6 accommodated therein can be received in the tool preparation device 19.
  • an intermediate storage position for tool carrier 38 is formed in the tool store 36.
  • the tool supply device 19 can be moved between a tool changing position 40 and a tool loading position 41.
  • the tool change position 40 is that position of the tool preparation device 19 in which it is located in the area of the tool holder 5. If the tool carrier 38 is in its tool change position 40, the bending tools 6 can be moved by means of the tool change device 16 either from the tool supply device 19 or tool carrier 38 into the tool holder 5 or from the tool holder 5 into the tool supply device 19 or the tool holder 38.
  • the tool loading position 41 is that position of the tool preparation device 19 in which it or the tool carrier 38 is located in the area of the tool storage 36.
  • bending tools 6 can be inserted from the tool store 36 into the tool supply device 19 or the tool carrier 38 by means of the manipulation device 37 or bending tools 6 from the tool supply device 19 or the tool carrier 38 into the tool store 36 become.
  • the tool loading position 41 is the position in which the tool carrier 38 is temporarily stored in the tool storage 36.
  • FIG 3 a perspective view of a further and possibly independent embodiment of a manipulation device 37 is shown, again using the same reference numerals or component designations for the same parts as in the previous one Figure 1 be used. To avoid unnecessary repetition, refer to the detailed description in the previous Figure 1 pointed out or referred.
  • the manipulation device 37 has a base frame 42, on which a manipulation arm receptacle 43 with a first manipulation arm 44 and a second manipulation arm 45 is arranged, the two manipulation arms 44, 45 being designed to receive the tool carriers 38.
  • the first manipulation arm 44 is a first coupling device 46, by means of which the tool carrier 38 can be detachably received on the first manipulation arm 44.
  • the second manipulation arm 45 has a second coupling device 47, by means of which the tool carrier 38 can be detachably received on the second manipulation arm 45.
  • the two manipulation arms 44, 45 can each have a linear adjustment 48, by means of which the two coupling devices 46, 47 and thereby the tool carriers 38 received on the manipulation arms 44, 45 can be displaced independently of one another in the vertical direction 14. As a result, the tool carriers 38 can be inserted or removed from the tool supply device 19 or into the tool store 36 by means of the manipulation arms 44, 45.
  • FIG. 4 A further and possibly independent embodiment of the machining system 1 is shown, again using the same reference numerals or component designations for the same parts as in the previous ones Figures 1 to 3 be used. To avoid unnecessary repetition, refer to the detailed description in the previous Figures 1 to 3 pointed out or referred.
  • bending tools 6 to be set up are removed from the tool store 36 by means of the manipulation device 37 and inserted into the tool supply device 19, the tool supply device 19 being in its tool loading position 41.
  • bending tools 6, which are provided for the first press beam 4 are used in the first tool receiving area 33
  • bending tools 6, which are provided for the second press beam 7, are used in the second tool receiving area 34.
  • the tool preparation device 19 is then moved from the tool loading position 41 into the tool change position 40.
  • the bending tools 6 are then removed from the tool preparation device 19 by means of the tool changing device 16 and inserted into the tool holder 5 of the press brake 2.
  • the bending tools 6 located in the tool holders 5 are removed from the tool holder 5 by means of the tool changing device 16 and stored in the tool supply device 19.
  • the tool preparation device 19 can be moved from the tool changing position 40 into the tool loading position 41.
  • the bending tools 6 can be removed from the tool preparation device 19 by means of the manipulation device 37 and stored in the tool storage 36.
  • the tool preparation device 19 can then be prepared with new bending tools 6 from the tool store 36.
  • the bending tools 6 are not accommodated directly in the tool preparation device 19, but rather the bending tools 6 are accommodated in a tool carrier 38, which can be accommodated in the tool preparation device 19.
  • the tool carrier 38 together with the bending tools 6 accommodated therein can be stored in the tool storage 36.
  • the tool carrier 38 can then be inserted from the tool store 36 into the tool supply device 19 when it is in the tool loading position 41.
  • a further manipulation device is designed by means of which the bending tools 6 can be inserted into the tool carrier 38.
  • the tool preparation device 19 can then be moved into the tool change position 40 and the bending tools 6 can be moved as already described by means of the Tool changing device 16 removed from the tool supply device 19 and inserted into the tool holder 5 of the press brake 2.
  • the exemplary embodiments show possible design variants of the machining system 1, it being noted at this point that the invention is not restricted to the specially illustrated design variants thereof, but rather also various combinations of the individual design variants with one another are possible and this variation possibility is based on the teaching of technical action
  • the present invention lies in the ability of the person skilled in the art in this technical field.
  • All information on value ranges in the present description should be understood to include any and all sub-areas, e.g. the information 1 to 10 is to be understood in such a way that all sub-areas starting from the lower limit 1 and the upper limit 10 are included, i.e. all sub-areas begin with a lower limit of 1 or greater and end with an upper limit of 10 or less, e.g. 1 to 1.7, or 3.2 to 8, 1, or 5.5 to 10.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)

Claims (10)

  1. Presse plieuse (2) pour le pliage de tôles (3), cette presse plieuse (2) comprenant :
    une première barre de presse (4) fixe ainsi qu'une deuxième barre de presse (7) mobile par rapport à celle-ci ;
    des logements d'outils (5) disposés ou réalisés sur les barres de presse (4, 7) pour le logement d'outils de pliage (6) ;
    un dispositif de changement d'outil (16) qui est conçu pour l'insertion des outils de pliage (6) dans le logement d'outil (5) et qui comprend un dispositif de préhension (11) pour la manipulation de l'outil de pliage (6) ;
    un dispositif de mise à disposition d'outils (19) qui est conçu pour le logement de plusieurs outils de pliage (6) et qui peut être déplacé, au moyen d'un dispositif d'entraînement (28), entre une position d'équipement d'outil (41) et une position de changement d'outil (40), dans laquelle les outils de pliage (6) peuvent être transférés, au moyen du dispositif de changement d'outil (16), du dispositif de mise à disposition d'outils (19) vers le logement d'outil (5),
    caractérisée en ce que
    un magasin d'outils (36) est conçu pour le stockage des outils de pliage (6) non utilisés et en ce que la position d'équipement d'outil (41) permet d'équiper le dispositif de mise à disposition d'outils (19) avec des outils de pliage (6) provenant du magasin d'outils (36).
  2. Presse plieuse selon la revendication 1, caractérisée en ce qu'un porte-outil (38) est prévu, qui est conçu pour le logement d'au moins deux outils de pliage (6) simultanément, le porte-outil (38) pouvant être couplé avec le dispositif de mise à disposition d'outils (19) et être logé sur celui-ci.
  3. Presse plieuse selon la revendication 1 ou 2, caractérisée en ce qu'un premier guidage linéaire (20) est prévu, qui est disposé sur un côté interne (21) de la première barre de presse (4), et un deuxième guidage linéaire (22) est prévu, qui est disposé sur un côté externe (23) de la première barre de presse (4), le dispositif de mise à disposition d'outils (19) comprenant un portail (32) qui enjambe le logement d'outil (5) de la première barre de presse (4) et, sur ce portail (32), sont disposées une première unité de guidage (24) du premier guidage linéaire (20) et une deuxième unité de guidage (25) du deuxième guidage linéaire (22), ce qui permet de déplacer le dispositif de mise à disposition d'outils (19) parallèlement à une arête de pliage (15).
  4. Presse plieuse selon l'une des revendications précédentes, caractérisée en ce que le dispositif d'entraînement (28) comprend une crémaillère (31) qui est disposée sur la première barre de presse (4), un pignon (30), qui est couplé avec un moteur de positionnement (29) disposé sur le dispositif de mise à disposition d'outils (19), s'engrenant avec la crémaillère (31), ce qui permet de déplacer le dispositif de mise à disposition d'outils (19) parallèlement à une arête de pliage (15).
  5. Presse plieuse selon l'une des revendications précédentes, caractérisée en ce que la crémaillère (31) est disposée sur le côté externe (23) de la première barre de presse (4).
  6. Presse plieuse selon l'une des revendications précédentes, caractérisée en ce qu'un dispositif de manipulation (37) est prévu, qui est disposé au niveau du magasin d'outil (36) et qui permet la manipulation des outils de pliage (6) et/ou des porte-outils (38) entre le magasin d'outils (36) et le dispositif de mise à disposition d'outils (19).
  7. Presse plieuse selon la revendication 6, caractérisée en ce que le dispositif de manipulation (37) comprend un premier bras de manipulation (44) et un deuxième bras de manipulation (45), moyennant quoi, sur le premier bras de manipulation (44), est disposé un premier dispositif de couplage (46) et, sur le deuxième bras de manipulation (45), est disposé un deuxième dispositif de couplage (47) pour le logement du porte-outil (38) ou des outils de pliage (6).
  8. Presse plieuse selon la revendication 7, caractérisée en ce que les deux bras de manipulation (44, 45) comprennent un dispositif de déplacement linéaire (48) au moyen duquel les deux dispositifs de couplage (46, 47) peuvent être déplacés indépendamment entre eux dans la direction verticale (14).
  9. Presse plieuse selon l'une des revendications précédentes, caractérisée en ce que le dispositif de mise à disposition d'outils (19) comprend une première partie de logement d'outil (33) qui permet le logement d'outils de pliage (6) pour la première barre de presse (4) fixe et une deuxième partie de logement d'outil (34) qui permet le logement d'outils de pliage (6) pour la deuxième barre de presse (7) mobile.
  10. Presse plieuse selon l'une des revendications précédentes, caractérisée en ce que, pour la détermination de la profondeur d'insertion de la tôle, un dispositif de butée arrière (18) sert de dispositif de changement d'outil (16) pour l'insertion des outils de pliage (6) dans le logement d'outil (5).
EP17712693.5A 2016-02-17 2017-02-15 Presse plieuse Active EP3416763B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ATA50099/2016A AT518260B1 (de) 2016-02-17 2016-02-17 Abkantpresse
PCT/AT2017/060031 WO2017139823A1 (fr) 2016-02-17 2017-02-15 Presse plieuse

Publications (2)

Publication Number Publication Date
EP3416763A1 EP3416763A1 (fr) 2018-12-26
EP3416763B1 true EP3416763B1 (fr) 2019-12-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP17712693.5A Active EP3416763B1 (fr) 2016-02-17 2017-02-15 Presse plieuse

Country Status (3)

Country Link
EP (1) EP3416763B1 (fr)
AT (1) AT518260B1 (fr)
WO (1) WO2017139823A1 (fr)

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DE102019105426A1 (de) * 2019-03-04 2020-09-10 Wittur Holding Gmbh Biegezentrum mit vereinfachtem werkzeugwechsler
CN111969390A (zh) * 2020-06-29 2020-11-20 安徽佰尧电子科技有限公司 一种用于汽车连接器端子的折弯机构

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AT518260B1 (de) 2017-09-15
EP3416763A1 (fr) 2018-12-26
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