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EP0584296A1 - Procede et installation pour la fabrication de treillis soudes. - Google Patents

Procede et installation pour la fabrication de treillis soudes.

Info

Publication number
EP0584296A1
EP0584296A1 EP93901951A EP93901951A EP0584296A1 EP 0584296 A1 EP0584296 A1 EP 0584296A1 EP 93901951 A EP93901951 A EP 93901951A EP 93901951 A EP93901951 A EP 93901951A EP 0584296 A1 EP0584296 A1 EP 0584296A1
Authority
EP
European Patent Office
Prior art keywords
longitudinal
welding
wire
loop
bending
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.)
Granted
Application number
EP93901951A
Other languages
German (de)
English (en)
Other versions
EP0584296B1 (fr
Inventor
Klaus Ritter
Gerhard Ritter
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.)
EVG Entwicklungs und Verwertungs GmbH
Original Assignee
EVG Entwicklungs und Verwertungs 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 EVG Entwicklungs und Verwertungs GmbH filed Critical EVG Entwicklungs und Verwertungs GmbH
Publication of EP0584296A1 publication Critical patent/EP0584296A1/fr
Application granted granted Critical
Publication of EP0584296B1 publication Critical patent/EP0584296B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F27/00—Making wire network, i.e. wire nets
    • B21F27/08—Making wire network, i.e. wire nets with additional connecting elements or material at crossings
    • B21F27/10—Making wire network, i.e. wire nets with additional connecting elements or material at crossings with soldered or welded crossings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F27/00—Making wire network, i.e. wire nets
    • B21F27/12—Making special types or portions of network by methods or means specially adapted therefor
    • B21F27/14—Specially bending or deforming free wire ends

Definitions

  • the invention relates to a method and a system for producing reinforcement mesh mats from sheets of longitudinal wires and transverse wires welded to one another at the grid crossing points with transverse wire end parts protruding over longitudinal longitudinal elements, in which at least one of the projecting transverse wire end parts in the mat plane is bent back to the longitudinal longitudinal element and welded to it using a continuously working grid welding machine.
  • AT-PS 373 513 a method for producing reinforcement mesh mats of the type specified in the introduction is known, in which prefabricated cross wires with end parts bent back in the form of loops are fed to the mesh welding machine, which requires an additional production outlay, the cross wires due to the bent transverse wire ends are also difficult to handle or to keep in a storage magazine.
  • the object of the invention is to provide a method and a system which make it possible to produce reinforcement mesh mats of the type specified in the introduction in a continuous production process.
  • This object is achieved in that straight transverse wires are fed, then at least one of the transverse wire end parts projecting beyond the longitudinal edge elements in front of the welding line of the grid welding machine is bent back in a loop shape to the longitudinal edge element and then in the welding line the loop end with the longitudinal edge element simultaneously with the welding of the longitudinal and Cross wires is welded.
  • the invention enables so-called loop mats to be produced in a simple manner in a continuous manufacturing process.
  • the procedure according to the invention in particular avoids all the disadvantages of the known method described and at the same time increases the production capacity.
  • the straight cross wires are preferably separated from a supply and fed to the grid welding machine.
  • wire is drawn off from a bundle, straightened and fed transversely to the longitudinal wire feed path, whereupon the wire is cut to form a cross wire.
  • the invention furthermore relates to a system intended for carrying out the method with a device for feeding longitudinal wires and edge longitudinal elements along a longitudinal wire feed path, a device for feeding pre-cut transverse wires from a supply in the direction of the longitudinal wire feed path and / or a device for feeding Cross wire from a bundle transverse to the longitudinal wire feed path and for cutting individual transverse wires to length, and a resistance welding device for welding the transverse wires to the longitudinal wires;
  • This system has the features according to the invention that the cross-wire feed device in the longitudinal wire feed device is followed by a device for bending at least one of the transverse wire end parts protruding beyond the longitudinal edge elements to form a loop, that this loop bending device is a device for transferring the provided with the loop Cross wires is assigned to the resistance welding device and that the resistance welding device has a welding head in the area of at least one of the longitudinal edge elements for welding the associated bent back loop end to the longitudinal edge element.
  • At least one loop bending device is preferably provided for each grid mat edge, wherein according to another feature of the invention, the loop bending device can be displaced in the longitudinal wire feed direction for the purpose of changing the bending direction.
  • the loop bending device has a rotatable bending plate with an eccentric bending mandrel and a central one opposite the bending plate Bending template, which is preferably retractable from its working position into a rest position that frees the movement path of the cross wire and the cross wire loops perpendicular to the longitudinal wire feed path.
  • the bending plate or the bending tool can also be retractable from a working position into a rest position releasing the movement path of the cross wire and the cross wire loops.
  • each loop welding head can be displaced in the longitudinal wire feed direction in order to adapt to different loop sizes.
  • the transfer device expediently has clamping jaws which hold the cross wires in the loop bending device during bending and at the same time serve to transfer the cross wires into the welding device.
  • each loop welding head can be subjected to welding current together with an edge welding head in accordance with the double-spot welding method.
  • a family of longitudinal wires L in the direction of arrow P .. is fed along a horizontal feed path to a bending and welding system.
  • the longitudinal wires L are at mutual distances which are selected in accordance with the required mesh size of the mesh mat G to be produced.
  • an edge longitudinal wire L ' At the two lateral edges of the longitudinal wire coulter L there is in each case an edge longitudinal wire L ', the diameter of which is either the same as the diameter of the longitudinal wires L in the interior of the mat or can deviate therefrom, the diameter of the longitudinal edge wires L 1 preferably being smaller than the diameter of the longitudinal wires L is selected in the interior of the mat. Cut and directed transverse wires Q.
  • the conveyor 3 consists for example of revolving conveyor chains which are driven by a driven shaft 4 and the cross wires Q- with mutual spacing by means of not shown drivers in the direction of arrow P "in bending lines BB or B'-B 'of the bending and Promote welding system.
  • the cross wire magazine 2 and the conveyor 3 also below the plane of the longitudinal wire array L, so that the transverse wires Q 1 are fed to the bending lines BB and B'-B 'also below the longitudinal wires L, L 1 can.
  • the drawing also shows a supply spool 5 for a coil of wire V arranged to the side of the feed path of the longitudinal wires L.
  • Wire D is drawn off from the coil of wire V with the aid of a shot device 6, straightened in a straightening device 7, transversely to the longitudinal wire feed path in the direction of arrow P. 3 fed along a weft line AA and then cut to length from the strand with the aid of a cutting device 8 to form the cross wire Q.
  • the weft line AA can run above and / or below the longitudinal wire array L, so that the cross wires Q 2 can be arranged both only above or only below and alternately above and below the longitudinal wire array L.
  • the cross wires Q are turned from the weft line AA with the aid of a feed device 9 shown only schematically according to the arrow P 4 in the bending lines BB and B'-B 1 brought.
  • the cross wires Q- and Q ? captured by the terminals of a transfer device 10, also shown only schematically.
  • a bending device 11 which is arranged on the side of the longitudinal wire sheet L, the transverse wire end parts E projecting beyond the edge longitudinal wire L 'are bent back into loops S and S' in the direction of the edge longitudinal wire.
  • the cross wires Q 1 , Q 2 provided with loops are transferred into the welding line CC using the transfer device 10 in accordance with the arrow P g .
  • the bending device 11 consists, for example, of a bending plate 12 which can be rotated in accordance with the double arrow P and which bears an eccentrically arranged bending tool 13 which can be retracted from its working position perpendicular to the longitudinal wire feed path into a rest position in the bending plate 12 in order to transfer the transverse wires Q or Q " in the welding line CC with the aid of the transfer device 10.
  • a central bending template 14 Aligned with the axis of the bending plate 12, this is opposite a central bending template 14, around which the transverse wire end parts E are bent and which must therefore be shaped according to the desired shape of the transverse wire loops S or S '.
  • the central bending template 14 can also be retracted from its working position perpendicular to the longitudinal wire feed path in the vertical direction into a rest position until the central bending template 14 stops the feed movement of the transverse wires Q ⁇ . or Q "from the entry line EE into the bending line BB, and the transfer movement of the cross wires Q ⁇ , Q 2 from the bending lines BB or B'-B * into the welding line CC are no longer impeded.
  • the bending devices 11 are designed such that, in the context of the invention, the transverse wire end parts E both against the longitudinal wire feed direction P 1 to loops S, as shown in the drawing with full line width, and in the longitudinal wire feed direction P- to loops S ', as in the figure shown in dashed lines, can be bent.
  • the Loop bending devices 11 can be displaced in the longitudinal wire feed direction P.
  • the two loops S and S 1 on a cross wire both in the same direction and in opposite directions, ie a loop S of the cross wire against the longitudinal wire feed direction P and to bend another loop S 'in the longitudinal wire feed direction P.
  • a resistance welding device 15 is provided, which has only schematically illustrated inner welding heads 16 for welding the cross wires Q-, Q ? is equipped with all longitudinal wires L in the interior of the mat and with two edge welding heads 17, also shown only schematically, for welding the transverse wires Q ,, Q 2 to the two longitudinal longitudinal wires L *.
  • the welding device 15 can either work according to the colon or the single-spot welding method.
  • the inner welding heads 16 and the edge welding heads 17 each consist of an upper electrode arranged above the longitudinal wire family L and a lower electrode arranged below the longitudinal wire family L.
  • the electrodes are subjected to welding current in accordance with the welding method used and are electrically connected to one another accordingly.
  • the upper electrodes and / or the lower electrodes of the inner welding heads 16 and the edge welding heads 17 can preferably be raised and lowered together in the working cycle of the welding device 15, perpendicular to the longitudinal wire feed path, and the required welding pressure can be applied to them.
  • two front loop welding heads 18 are provided, which are arranged in front of the welding line CC as seen in the longitudinal wire feed direction P 1 , are aligned with the respective edge welding heads 17 and can be displaced in the longitudinal wire feed direction P. for the purpose of adaptation to the size of the loop S to be welded.
  • two further rear loop welding heads 19 are provided, which are arranged behind the welding line CC as seen in the longitudinal wire feed direction P., are also > aligned with the edge welding heads 17 and also in the longitudinal wire feed direction P 1 are displaceable.
  • All loop welding heads 18, 19 each consist of an upper and a lower electrode, which can preferably be raised and lowered together with the corresponding electrodes of the edge welding heads 17 in the working cycle of the welding device 15.
  • each front loop welding head 18 is provided with its own welding power supply and is only mechanically coupled to the corresponding edge welding head 17 with respect to the common lifting and lowering movement, but is completely electrically separated from it. The welding is therefore carried out separately in the so-called single-spot welding process at each crossing point K 2 , which is formed between the end of the bent loop S and the longitudinal edge wire L '.
  • the loop welding head 18 and the edge welding head 17 are provided with a common welding power supply at each edge of the mat, ie they work in the so-called double-spot welding process.
  • the two welding heads 18, 17 are mechanically coupled to one another with respect to the common lifting and lowering movement, but are electrically separated from the inner welding heads 16.
  • the welding current flows from one pole of the welding transformer, for example, initially through the crossing point K, which is between the longitudinal edge wire L "and the Cross wire Q 1 , Q is formed, then over a current bridge, which extends in the longitudinal wire direction P_. extends and connects the two corresponding electrodes of the two welding heads 17 and 18 located on the same side of the longitudinal wire coulter L into the crossing point K ? and finally back to the other pole of the welding transformer.
  • the two front loop welding heads 18 are provided with a common welding power supply and also work in the so-called double-point welding process.
  • the two front loop welding heads 18 are mechanically coupled to the edge welding heads 17 only with respect to the common lifting and lowering movement, but are electrically separated from them.
  • the welding current initially flows from one pole of the welding transformer through the crossing point K ? at a mat edge, then via a current bridge extending parallel to the welding line CC, which connects the two electrodes of the two loop welding heads 18 located on the same side of the longitudinal wire family L, then through the second crossing point K 2 on the other mat edge, and finally to other pole of the welding transformer.
  • the selection of the optimal welding method essentially depends on the structure of the reinforcing mesh mat to be produced, in particular on the distance of the longitudinal longitudinal wires L 'from the adjacent longitudinal wires L in the interior of the mat and on the ratio of the material thicknesses at the crossing points K., K, K- , on the material thicknesses in the other crossing points along the CC welding line in the interior of the mat.
  • the loop bending device 11 can also consist of a bending plate 12 which, in addition to the eccentric bending tool 13, also carries the central bending template 14, the bending plate 12 in turn being displaceable in the longitudinal wire feed direction P 1 for the purpose of changing the bending direction.
  • the cross wire end part E into a loop welded to the line wire only on one side of the cross wire end part E with the aid of the bending and welding system according to the invention, and either the cross wire end part E on the other side of the same cross wire to be left straight or to be provided with a loop, an eyelet, an L-shaped end hook or similarly shaped end hooks, which are each not welded to the corresponding longitudinal edge wire.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wire Processing (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)

Abstract

Procédé et installation pour la fabrication de treillis soudés constitués par assemblage de fils longitudinaux et transversaux (L, Q) soudés à leurs points d'intersection au moyen d'une machine à souder les treillis à fonctionnement continu, l'extrémité des fils transversaux (E) faisant saillie par rapport à des bords longitudinaux. Pour la fabrication de treillis, dont au moins l'une des extrémités des fils transversaux en saillie est repliée dans le plan du treillis pour former une boucle sur le bord longitudinal et soudée avec ce dernier, des fils transversaux droits sont ajoutés, puis l'une au moins des extrémités de ces fils transversaux qui fait saillie sur le bord longitudinal est repliée en forme de boucle devant la ligne de soudure de la machine à souder sur le bord longitudinal (L'), l'extrémité de la boucle (S) étant ensuite soudée avec le bord longitudinal dans la ligne de soudure (C) en même temps que s'effectue la soudure des fils longitudinaux et transversaux.
EP93901951A 1992-02-20 1993-02-03 Procede et installation pour la fabrication de treillis soudes Expired - Lifetime EP0584296B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AT0031692A AT402033B (de) 1992-02-20 1992-02-20 Verfahren und anlage zum herstellen von bewehrungsgittermatten
AT316/92 1992-02-20
PCT/AT1993/000013 WO1993016825A1 (fr) 1992-02-20 1993-02-03 Procede et installation pour la fabrication de treillis soudes

Publications (2)

Publication Number Publication Date
EP0584296A1 true EP0584296A1 (fr) 1994-03-02
EP0584296B1 EP0584296B1 (fr) 1996-09-18

Family

ID=3487338

Family Applications (1)

Application Number Title Priority Date Filing Date
EP93901951A Expired - Lifetime EP0584296B1 (fr) 1992-02-20 1993-02-03 Procede et installation pour la fabrication de treillis soudes

Country Status (11)

Country Link
US (1) US5446254A (fr)
EP (1) EP0584296B1 (fr)
JP (1) JPH06506875A (fr)
KR (1) KR100306555B1 (fr)
AT (2) AT402033B (fr)
CZ (1) CZ219693A3 (fr)
DE (1) DE59303837D1 (fr)
GR (2) GR940300017T1 (fr)
SK (1) SK114593A3 (fr)
TW (1) TW213423B (fr)
WO (1) WO1993016825A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107225315A (zh) * 2017-07-06 2017-10-03 建科机械（天津）股份有限公司 一种弧形网片焊网机

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT405621B (de) * 1994-07-28 1999-10-25 Evg Entwicklung Verwert Ges Anlage zum kontinuierlichen herstellen von bauelementen
FI100344B (fi) * 1995-11-28 1997-11-14 Ahlstrom Machinery Oy Menetelmä lankaseulatuotteen valmistamiseksi ja lankaseulatuote
AT407501B (de) * 1996-06-13 2001-04-25 Evg Entwicklung Verwert Ges Verfahren und vorrichtung zum herstellen von drahtgittermatten
GB2322386A (en) * 1997-02-22 1998-08-26 Tornado Wire Limited Fencing nets with varying strength
DE19814091A1 (de) * 1998-03-30 1999-10-07 Mbk Maschinenbau Gmbh Vorrichtung zur Herstellung von Bewehrungskörben für Rechteckrohre aus Beton
AU2001251179A1 (en) * 2000-03-29 2001-10-08 Global Steel, Llc Modular steel concrete reinforcement system
US6241142B1 (en) * 2000-04-24 2001-06-05 Chun Pao Chou Welding device for net member
AT409100B (de) * 2000-07-24 2002-05-27 Evg Entwicklung Verwert Ges Vorrichtung zum schweissen einer drahtgittermatte
US6460757B1 (en) 2000-11-14 2002-10-08 Newscreen As Apparatus and method for forming slotted wire screens
GR1003857B (el) * 2001-02-22 2002-04-05 Μεθοδος και μηχανη παραγωγης οπλισμων απο συρμα ή μπετοβεργα
US7225024B2 (en) * 2003-09-30 2007-05-29 Cardiac Pacemakers, Inc. Sensors having protective eluting coating and method therefor
KR100557349B1 (ko) * 2003-10-08 2006-03-06 유재순 철망의 제조방법 및 제조장치
KR100545684B1 (ko) * 2004-09-22 2006-01-24 송덕용 경사형 철망 제조 장치 및 방법
EP1704940A1 (fr) * 2005-03-21 2006-09-27 H.A. Schlatter AG Dispositif de positionnement pour positionner des fils transversaux dans une soudeuse de treillis et méthode de positionnement des fils transversaux dans une soudeuse de treillis
US20070095006A1 (en) * 2005-11-01 2007-05-03 Konersmann Ronald D Lightweight portable concrete enclosure and associated method of construction
US8079197B2 (en) * 2007-01-19 2011-12-20 Suarez Sr Felix E Interlocking mesh
CN101530888B (zh) * 2009-01-20 2010-11-24 常熟市华能水处理设备有限责任公司 滤元片材加工机
GR1007035B (el) * 2009-07-22 2010-10-27 Αντωνιος Παναγιωτη Αναγνωστοπουλος Μεθοδος και συστημα τροφοδοσιας ηλεκτροσυγκολλητικων μηχανων παραγωγης πλεγματος με διαμηκη συρματα
GR1007955B (el) 2011-12-22 2013-08-19 Αντωνιος Παναγιωτη Αναγνωστοπουλος Μεθοδος και συστημα παραγωγης οπλισμου αρμων συστοδιαστολης φορεων νταουελ
GR1008523B (el) 2014-04-01 2015-07-09 Αντωνιος Παναγιωτη Αναγνωστοπουλος Μεθοδος και συστημα τροφοδοσιας διαμηκων συρματων ή μπετοβεργων σε μηχανηματα παραγωγης πλεγματος
DE102015201792A1 (de) * 2015-02-03 2016-08-04 Robert Bosch Gmbh Zellverbinder zur elektrisch leitenden Verbindung von Batteriezellen sowie Batteriesystem
EP3426422B1 (fr) * 2016-03-10 2024-06-26 Mesh AG Procédé robotique automatisé de production de treillis métalliques de densité variable et de forme arbitraire
CN107570909B (zh) * 2017-10-12 2022-10-21 河北骄阳焊工有限公司 双夹丝钢丝网焊接装置及网片焊接的方法
CN108326207B (zh) * 2018-01-25 2023-06-30 河北骄阳焊工有限公司 密纹钢丝网焊接生产线
CN110534593B (zh) * 2019-08-30 2020-12-29 无锡携创新能源科技有限公司 无主栅电池片用铜网的加工系统、加工方法及应用方法
CN113118689B (zh) * 2021-04-01 2022-09-30 优博络客新型建材(长兴)有限公司 一种钢筋网片安装方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1390293A (en) * 1918-10-24 1921-09-13 Pittsburgh Steel Co Wire-fence machine
US1961991A (en) * 1930-03-19 1934-06-05 Welded Fabrics Corp Process of making electrically welded wire mesh material
US2278104A (en) * 1938-10-13 1942-03-31 American Steel & Wire Co Wire fabric device
AT185205B (de) * 1951-02-07 1956-04-10 Drahtwerk Josef Roesler K G Verfahren und Vorrichtung zur Herstellung geschweißter Drahtnetze
US3286072A (en) * 1964-02-07 1966-11-15 Avi Alpenlaendische Vered Wire mesh double spot welding
US3578934A (en) * 1969-02-24 1971-05-18 Rene G Beauvais Wire condenser mat welder and method of forming
US3602269A (en) * 1969-10-31 1971-08-31 Evg Entwicklung Verwert Ges Wire mesh welding machine
GB1314753A (en) * 1971-04-19 1973-04-26 Lichtgitter Gmbh Apparatus for feeding longitudinal wires to grid grating welding machines
AT373513B (de) * 1982-03-23 1984-01-25 Avi Alpenlaendische Vered Verfahren zum herstellen und stapeln von bewehrungsmatten fuer stahlbeton
AT377713B (de) * 1982-08-23 1985-04-25 Evg Entwicklung Verwert Ges Biegevorrichtung fuer draht- oder bandfoermiges material
SU1297977A1 (ru) * 1985-02-27 1987-03-23 Специальное конструкторское бюро "СКБ-Мосстрой" Лини дл изготовлени арматурных каркасов

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO9316825A1 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107225315A (zh) * 2017-07-06 2017-10-03 建科机械（天津）股份有限公司 一种弧形网片焊网机

Also Published As

Publication number Publication date
CZ219693A3 (en) 1994-08-17
KR100306555B1 (ko) 2001-11-30
EP0584296B1 (fr) 1996-09-18
ATE142920T1 (de) 1996-10-15
ATA31692A (de) 1996-06-15
GR3021247T3 (en) 1997-01-31
WO1993016825A1 (fr) 1993-09-02
AT402033B (de) 1997-01-27
TW213423B (fr) 1993-09-21
GR940300017T1 (en) 1994-04-29
US5446254A (en) 1995-08-29
JPH06506875A (ja) 1994-08-04
DE59303837D1 (de) 1996-10-24
SK114593A3 (en) 1994-04-06

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