EP2855040B1 - Dispositif et procédé de fabrication de profilés creux - Google Patents

Dispositif et procédé de fabrication de profilés creux Download PDF

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Publication number
EP2855040B1
EP2855040B1 EP13737789.1A EP13737789A EP2855040B1 EP 2855040 B1 EP2855040 B1 EP 2855040B1 EP 13737789 A EP13737789 A EP 13737789A EP 2855040 B1 EP2855040 B1 EP 2855040B1
Authority
EP
European Patent Office
Prior art keywords
tool
hollow profile
bending
die tool
axial direction
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.)
Not-in-force
Application number
EP13737789.1A
Other languages
German (de)
English (en)
Other versions
EP2855040A1 (fr
Inventor
Normen GRÖSCHL
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.)
G and K Umformtechnik GmbH
Original Assignee
G and K Umformtechnik 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 G and K Umformtechnik GmbH filed Critical G and K Umformtechnik GmbH
Publication of EP2855040A1 publication Critical patent/EP2855040A1/fr
Application granted granted Critical
Publication of EP2855040B1 publication Critical patent/EP2855040B1/fr
Not-in-force 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
    • B21D5/01—Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments
    • B21D5/015—Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments for making tubes
    • 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
    • B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
    • B21D5/10—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes

Definitions

  • the invention relates to a device for producing hollow sections according to the preamble of claim 1 and a method for producing hollow sections according to the preamble of claim 9.
  • a device for producing hollow sections according to the preamble of claim 1 and a method for producing hollow sections according to the preamble of claim 9.
  • Such a device and such a method are, for example in the JP-A-S58 107220 disclosed.
  • the object of the present invention is to provide a quick and secure deforming device.
  • an apparatus for producing hollow profiles, in particular tubes comprising a bending device for bending a circuit board, in particular a welding device for closing a longitudinal seam of the hollow profile, in particular of the tube, a transport device for loading a circuit board, a transport device for unloading the hollow profile , a punch tool and at least one die tool for forming the hollow profile, wherein the punch tool and the die tool are longitudinally displaceable in the axial direction.
  • the punch tool and an upper die tool for forming the counter-rounding of the hollow profile in the axial direction are arranged one behind the other and are provided longitudinally displaceable in the axial direction.
  • a side slide in particular a respective side slide on opposite sides of the device, are provided for the radial addition of the hollow profile.
  • the punch tool is also to be used as a transport device for unloading the hollow profile, in particular by pushing out of the hollow profile with one end of the punch tool and / or the shaped hollow profile is held by means of a holding device in a region of the upper die tool and thus exclusivelygesportierbar ,
  • the transport device for loading a circuit board suction device which are arranged in particular laterally of the stamping tool.
  • the T-insert can be used as a holding device for the finished shaped hollow profile.
  • the object is also achieved by a method for producing hollow profiles, in particular tubes, wherein a device for producing hollow profiles, in particular according to one of claims 1 to 8, a board is loaded into a bending device for a hollow profile, with a punch tool in one Submatrix tool is bent, the punch tool in the axial direction is moved out of a bending region such that an axially coupled thereto upper die tool above the Untermatrizentechnikmaschines is arranged and thus the further deformation is performed.
  • a transport device for loading a board picks up a board and loading by moving the punch tool in the axial direction, the bending device in the area of the sub-die tool, in particular one end of the punch tool and / or an im Holding device arranged portion of the upper die tool removes the molded hollow profile from the sub-die tool.
  • Fig. 1 shows a device 1 for producing hollow sections, in particular tubes, with inserted board 2.
  • a bending device 3 has a punch tool 6, which is changeable for different diameters.
  • the bending device 3 has a sub-die tool 12 into which the stamping tool 6 is pressed.
  • the bending device also has an upper die tool 9, through which, after the lower part of the blank 2 has been formed, the upper part of the blank is also formed into the tube 5.
  • the Matrizentechnikmaschinemaschinehalter are provided at the top and bottom, which in particular are changeable depending on the required diameter.
  • the bending device 3 has a press with a predetermined pressure force for O-forming a tube 5 from the circuit board 2.
  • a predetermined pressure force for O-forming a tube 5 from the circuit board 2.
  • Fig. 2 shows a device for producing hollow sections, in particular tubes 5, with punch tool 6.
  • punch tool 6 in particular a punch
  • the board 2 in the lower die tool 12, in particular a bending die pressed so that a U-shape is created.
  • Fig. 3 shows a device for producing hollow sections, in particular tubes 5, with punch tool 6.
  • the punch tool 6 airs and the side gate 10 bend the already deformed to a U board 2 to a U with inwardly inclined sides 13 together slightly.
  • Fig. 4 shows a device for producing hollow profiles, in particular tubes 5, with the punch tool 6 pulled out.
  • the punch tool 6 is in position so that tool shells, in particular the punch tool 6 and an upper die tool 9 coupled, can be changed in the axial direction 8.
  • Fig. 5 shows a device for producing hollow sections, in particular tubes 5, with shifted punch tool 6.
  • the punch tool 6 and the upper die tool 9 change their position in the axial direction 8 as soon as the press stroke has reached a predetermined height.
  • This procedure can also be used as a push-out buffer. This allows a UO bending of a tube blank in a single very compact, narrow press done.
  • a tool change must only take place in the upper die tool 9, which avoids collisions and complex movement sequences.
  • Fig. 6 shows an apparatus for producing hollow sections, in particular tubes 5, with shaping in upper die tool 9.
  • the side pushers 10 are pushed together for attaching the tube blank.
  • Fig. 7 and 8th show an apparatus for producing hollow sections, in particular tubes 5, with shaping in upper die tool 9.
  • the upper die tool 9 continues the closing operation until pipe ends 15 touch the upper die tool 9.
  • Fig. 9 shows a device for producing hollow sections, in particular tubes 5, with shaping in upper die tool 9.
  • the side pushers 10 move out of a mold closing area 16, so that a complete closure can take place.
  • Fig. 10 shows an apparatus for producing hollow profiles, in particular tubes 5,
  • the O-formation of the tube 5 takes place.
  • a T-insert can advantageously be used, which also holds the slot in position and prevents it from possibly becoming spirally deformed.
  • a pure O-shaping of the plate 2 takes place between the two matrices.
  • the tube 5 is formed along the contour, it may happen - if the board length is greater than the theoretical tube circumference, a compression of the material, which is advantageous for the quality of the tube in terms of roundness and strength increase. In the latter case, the tube 5 can be held in the half-shell of the upper die tool 9 with staples or similar aids
  • Fig. 11 shows a device for producing hollow sections, in particular tubes 5, with preparation of a new board 2.
  • a new board 2 for example by sucker 17 or similar transfer tool, in particular arranged laterally from the punch tool 6, is received in a transport device 4.
  • Fig. 12 shows a device for producing hollow sections, in particular tubes 5, with preparation of a new board 2.
  • a Ausschiebevorraum in the axial direction 8 in particular the punch tool 6 itself, the already finished molded tube is pushed into another working area of the device, whereby the bending process in a press with a longitudinally displaceable punch and die tool and loading and unloading device is connected.
  • Fig. 13 . 14 . 15 show a device for producing hollow sections, in particular tubes 5, with preparation of a new board 2.
  • the board 2 is located on side slides 10 above the lower die tool 12. Here is also the exact central alignment, for example, at attachment points of the side shift 10.
  • the bent tube blank is By welding, in particular laser welding or another suitable method, the tube is closed, in particular the slot in the tube blank or the flush-fitting tube ends after bending.

Claims (10)

  1. Dispositif (1) pour la fabrication de profilés creux, en particulier de tubes (5), comprenant un dispositif de pliage (3) pour plier une ébauche (2), en particulier un dispositif de soudage pour fermer un joint longitudinal du profilé creux, en particulier le tube (5), un dispositif de transport (4) pour charger une ébauche (2), un dispositif de transport (19) pour décharger le profilé creux, un outil de poinçonnage (6) et au moins un outil de poinçonnage (7) pour former le profilé creux, caractérisé en ce que l'outil de poinçonnage (6) et l'outil de poinçonnage (7) sont prévus de façon à pouvoir être déplacés longitudinalement dans la direction axiale (8).
  2. Dispositif selon la revendication 1, caractérisé en ce que l'outil d'estampage (6) et un outil d'estampage supérieur (9) pour former le contre-rond du profilé creux sont disposés l'un derrière l'autre dans la direction axiale (8) et sont prévus ensemble de façon à pouvoir être déplacés longitudinalement dans la direction axiale (8).
  3. Dispositif selon la revendication 1 ou 2, caractérisé en ce qu'il est prévu une glissière latérale (10), en particulier une glissière latérale (10) sur des côtés opposés (11) du dispositif, pour le pliage radial du profil creux.
  4. Dispositif selon les revendications 1 à 3, caractérisé en ce que l'outil de poinçonnage (6) doit être utilisé en même temps qu'un dispositif de transport (19) pour décharger le profilé creux, en particulier en ce qu'une extrémité (18) de l'outil de poinçonnage (6) doit être utilisée pour pousser le profilé creux et/ou le profilé creux formé est maintenu par un dispositif de retenue dans une région de l'outil supérieur et peut ainsi être évacué.
  5. Dispositif selon les revendications 1 à 4, caractérisé en ce que le dispositif de transport (4) pour le chargement d'une ébauche (2) comporte des ventouses (17) qui sont disposées en particulier latéralement par rapport à l'outil de découpage (6).
  6. Dispositif selon les revendications 1 à 5, caractérisé en ce qu'un insert en T est prévu dans la zone des extrémités de rencontre (14) des côtés (13) du profilé creux, en particulier du tube (5), qui maintient une fente d'espacement libre entre les extrémités (14).
  7. Dispositif selon les revendications 1 à 6, caractérisé en ce que l'insert en T peut être utilisé comme dispositif de maintien pour le profilé creux fini.
  8. Dispositif selon les revendications 1 à 7, caractérisé en ce que, pour fermer complètement le dispositif de pliage, les glissières latérales (10) peuvent être déplacées hors d'une zone de fermeture d'outil (16).
  9. Procédé de fabrication de profilés creux, en particulier de tubes, dans lequel une ébauche (2) est chargée dans un dispositif de pliage (3) pour un profilé creux au moyen d'un dispositif de fabrication de profilés creux, en particulier selon l'une des revendications 1 à 8, et est pliée dans un outil de découpe inférieur (9) au moyen d'un poinçon (6), caractérisé en ce que l'outil d'estampage (6) est déplacé dans la direction axiale (8) hors d'une zone de pliage (20) de telle sorte qu'un outil de matrice supérieur (12) couplé à celui-ci dans la direction axiale (8) est disposé au-dessus de l'outil de matrice inférieur (9) et la déformation supplémentaire est ainsi effectuée.
  10. Procédé selon la revendication 9, caractérisé en ce que, dans les zones latérales (21) de l'outil d'estampage (6), un dispositif de transport (4) pour charger une ébauche (2) prend une ébauche (2) et charge le dispositif de pliage (3) dans la zone de l'outil inférieur (9) en rentrant l'outil d'estampage (6) dans la direction axiale (8), en particulier une extrémité (18) de l'outil de poinçonnage (6) et/ou un dispositif de retenue disposé dans la zone de l'outil de poinçonnage supérieur (1) enlevant le profil creux formé de l'outil de poinçonnage inférieur (9).
EP13737789.1A 2012-05-30 2013-05-30 Dispositif et procédé de fabrication de profilés creux Not-in-force EP2855040B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012010590A DE102012010590A1 (de) 2012-05-30 2012-05-30 Vorrichtung und Verfahren zum Herstellen von Hohlprofilen
PCT/DE2013/000296 WO2013178217A1 (fr) 2012-05-30 2013-05-30 Dispositif et procédé de fabrication de profilés creux

Publications (2)

Publication Number Publication Date
EP2855040A1 EP2855040A1 (fr) 2015-04-08
EP2855040B1 true EP2855040B1 (fr) 2018-12-19

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ID=48795374

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13737789.1A Not-in-force EP2855040B1 (fr) 2012-05-30 2013-05-30 Dispositif et procédé de fabrication de profilés creux

Country Status (3)

Country Link
EP (1) EP2855040B1 (fr)
DE (2) DE102012010590A1 (fr)
WO (1) WO2013178217A1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE667949C (de) * 1936-02-29 1938-11-23 Sonntag G M B H R Vorrichtung zur Herstellung von Rohren auf einer Abkantpresse
JPS58107220A (ja) * 1981-12-21 1983-06-25 Hiruta Kogyo Kk 板金材よりの円筒スリ−ブの製作方法
JPH0813377B2 (ja) * 1991-07-25 1996-02-14 西村工機株式会社 管成形プレス装置
DE102007021798B4 (de) * 2007-05-07 2011-03-24 Karl Eugen Fischer Gmbh Vorrichtung zur Herstellung von Profilen

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Also Published As

Publication number Publication date
DE102012010590A1 (de) 2013-12-05
DE112013002703A5 (de) 2015-04-02
WO2013178217A1 (fr) 2013-12-05
EP2855040A1 (fr) 2015-04-08

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