WO2005032742A1 - Appareil et procede de fabrication de reseau de fils - Google Patents

Appareil et procede de fabrication de reseau de fils Download PDF

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Publication number
WO2005032742A1
WO2005032742A1 PCT/KR2004/002540 KR2004002540W WO2005032742A1 WO 2005032742 A1 WO2005032742 A1 WO 2005032742A1 KR 2004002540 W KR2004002540 W KR 2004002540W WO 2005032742 A1 WO2005032742 A1 WO 2005032742A1
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WO
WIPO (PCT)
Prior art keywords
wire
clip
transversal
plate
guide
Prior art date
Application number
PCT/KR2004/002540
Other languages
English (en)
Inventor
Jae Soon You
Original Assignee
Jae Soon You
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 Jae Soon You filed Critical Jae Soon You
Publication of WO2005032742A1 publication Critical patent/WO2005032742A1/fr

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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
    • B21F27/12—Making special types or portions of network by methods or means specially adapted therefor
    • B21F27/20—Making special types or portions of network by methods or means specially adapted therefor of plaster-carrying network
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F15/00—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire
    • B21F15/02—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire
    • B21F15/06—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire with additional connecting elements or material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F23/00—Feeding wire in wire-working machines or apparatus

Definitions

  • the present invention relates to an apparatus for and a method of manufacturing a wire-net.
  • the invention relates to an apparatus for and a method of manufacturing a wire-net used for reinforcing concrete, in which a longitudinal wire is supplied in a longitudinal direction, a transversal wire is supplied in a transversal direction at certain intervals, and a clip is supplied to the crossing point of the longitudinal and transversal wires, which is clamped with the clip.
  • a longitudinal wire also called 'warp'
  • a transversal wire also called 'weft'
  • the contact point of the longitudinal and transversal wires is spot-weld to produce a endless wire mesh, which is in turn cut in an appropriate length to manufacture a panel wire-net for construction.
  • Korean Patent Laid-Open Publication No. 2002-0029183 discloses a method of and an apparatus for manufacturing a wire-mesh for a construction panel.
  • longitudinal wires cut in a certain length are placed in parallel on a wire pad having plural inlets formed at certain intervals, and front end of the longitudinal wires are aligned in a straight line by means of a wire arranger moving lengthwise of the longitudinal wire.
  • a transversal wire is supplied to the position to be welded, and the crossing points of the longitudinal and transversal wires are spot- welded. Simultaneously, the transversal wires are intermittently withdrawn.
  • Korean Patent Laid-Open Publication No. 2003-0014314 discloses a wire-net and an apparatus for fabricating the same.
  • This wire-net manufacturing apparatus is composed of: a longitudinal wire (warp) supplier, a guide for guiding the longitudinal wire; a twisting device including plural rotating members rotated by a second motor, which is periodically rotated in a cooperative relationship with a level riddle of the guide; a conveyor disposed at one side of the twisting device and periodically operated, a transversal wire supplier for supplying a transversal wire by means of a transversal wire supply cylinder; a transferring device for transferring the wire-net weaved by the twisting device using a back-and-forth cylinder; and a device for cutting and winding the wire-net transferred by the transferring device.
  • a longitudinal wire (warp) supplier a guide for guiding the longitudinal wire
  • a twisting device including plural rotating members rotated by a second motor, which is periodically rotated in a cooperative relationship with a level ridd
  • Korean Utility Model Registration No. 20-0321877 discloses an apparatus for manufacturing a wire-mesh for a concrete drainpipe.
  • This apparatus comprises: a supplier including a plurality of bobbins; a steel-wire drawer; a transversal wire supplier; a welding device having plural electrodes and operated by a pressurized cylinder; a socket forming device including a resting plate of multi-steps, and a holding tool and forming tool formed above the resting plate and operated by a respective cylinder; a socket welding device including an operating electrode operated by a pressurized cylinder and disposed upwards and downwards in pairs, and an edge forming tool disposed between the operating electrodes; a cutting device composed of conventional cutters; a presser having a socket presser, and a bending device hingeably coupled to a frame such that a pair of operating supporters is operated by a cylinder.
  • Korean Utility Model Registration No. 20-0287784 discloses a wire net holder for preventing rocks from falling down.
  • a wire is accommodated in a round groove formed in upper and lower covers, and separate reinforcing nuts and fixing projections are formed above, right and left of the round groove, such that the wire-net can be firmly held thereto.
  • the present invention has been made in order to solve the above problems occurring in the prior art, and it is an object of the present invention to provide an apparatus for and a method of manufacturing a wire-net used for re- inforcing concrete, in which a transversal wire is supplied over a longitudinal wire being continuously supplied in a longitudinal direction, a clip is supplied to the crossing point of the longitudinal and transversal wires, the crossing point is clamped with the clip by using a press, and the clamped wire-net is withdrawn.
  • an apparatus for manufacturing a wire-net comprises: a) a longitudinal wire supplier for advancing a longitudinal wire in a longitudinal direction; b) a transversal wire supplier for supplying a transversal wire in a direction substantially perpendicular to the longitudinal direction, the transversal wire being supplied over the plurality of the longitudinal wires in certain predetermined intervals; c) a clamping device for fastening the crossing point of the longitudinal and transversal wires by using a clip supplied from a clip container; d) a wire-net releaser for releasing a wire-net from the clamping device; and e) a wire-net withdrawing device for intermittently withdrawing the wire- net released by the wire-net releaser.
  • the longitudinal wire supplier of the apparatus may comprise; a) a plurality of bobbins, each having a longitudinal wire wound therearound; b) a wire arranger for arranging a plurality of longitudinal wires released from the plurality of bobbins; and c) a pair of arranger rollers for guiding and advancing the plurality of longitudinal wires arranged by the wire arranger, the longitudinal wires passing between the pair of arranger rollers.
  • the longitudinal wire supplier may fiirther include a guide roller disposed forwards of the arranger rollers, and another pair of arranger rollers disposed forwards of the guide roller.
  • the longitudinal wire supplier may comprise another guide roller disposed forwards of the other pair of arranger rollers.
  • the arranger roller of the longitudinal wire supplier is provided with a plurality of grooves formed thereabout such that the longitudinal wires pass along the grooves.
  • the transversal wire supplier of the apparatus may comprise: a) a bobbin, the bobbin having a transversal wire wound therearound; b) a transversal wire guide for guiding the transversal wire released from the bobbin in the transversal direction, the transversal guide being disposed near one end of a base plate, which extends in a transversal direction; and c) a transversal wire drawer for drawing the transversal wire from the transversal wire guide, the transversal wire drawer being disposed at the other end of the base plate.
  • the bobbin of the transversal wire supplier may include a pair of bobbins for supplying a pair of transversal wires at a time.
  • the transversal wire guide of the transversal wire supplier may comprise: a) a transversal wire holder for holding a transversal wire released from the bobbin; b) a transversal wire arranger for arranging the transversal wire; and c) a transversal wire up-and-down cylinder for moving the transversal wire upwards and downwards, the transversal wire up-and-down cylinder being attached to the transversal wire arranger.
  • the transversal wire drawer of the transversal wire supplier may comprise; a) a transversal wire cylinder; b) a rod attached to one end of the transversal wire cylinder, the rod being capable of advancing up to the transversal wire guide by an operation of the transversal wire cylinder; c) a tweezers being capable of pinching the transversal wire, the tweezers being attached to one end of the rod; and d) a tweezers up-and-down cylinder for moving the transversal wire upwards and downwards, the tweezers up- and-down cylinder being attached to the transversal wire cylinder.
  • t he tweezers may have the form of a three-pronged pear, in which the middle prong is fixed and both 'L' shaped side prongs are hinged to the tweezers, thereby opening and closing the tweezers when it moves forwards and backwards respectively.
  • the clamping device of the wire-net manufacturing apparatus may comprise a clip positioner for placing a clip supplied from the clip container at a crossing point of the longitudinal and transversal wire, and a press for clamping the crossing point with the clip.
  • the clip positioner of the clamping device comprises: a) a first clip guide disposed near the clip container and for guiding the clip supplied from the clip container, the first clip guide having a 'L' shape and capable of moving back-and-forth and up- and-down, the first clip guide having a plurality of clip guide grooves formed thereabove; b) a first clip guide cylinder installed at the front face of the first clip guide; c) a second clip guide disposed in an opposite relationship with the first clip guide, the second clip guide having a 'L' shape and being capable of moving back- and-forth and up-and-down; d) a first clip guide up-and-down plate disposed above the first and second clip guide; e) a first clip guide up-and-down cylinder for moving the first and second clip guide upwards and downwards, the first clip guide up-and-down cylinder being installed through a through-hole formed in the first clip guide up- and-down plate; and f) a third clip guide for stopping
  • the clip container may include a pair of clip containers, each of which is disposed respectively forward and backward of the clip poisitoner.
  • the clip container contains a plurality of clips, the clips being aligned in a matrix fashion and each clip being corresponding to each respective crossing point of the longitudinal and transversal wires.
  • the clip container may be configured to supply at a time the same number of clips as the nunber of longitudinal wires.
  • the clips aligned in a matrix fashion is rolled up inside the clip container.
  • the press of the clamping device may comprise: a) an upper plate; b) a lower plate disposed spaced apart vertically from the upper plate by means of a press post, one end of the press post being fixed to the lower plate and the other end of the press post being disposed passing a through-hole formed in the upper plate such that the upper plate is capable of moving upward and downward along the press post; c) a hydraulic cylinder mounted on the upper plate; d) a press plate operably connected to the upper plate such that it descends and ascends together with the upper plate; and e) a clamping plate disposed below the press plate, in which the longitudinal and transversal wires are placed thereon.
  • the clamping plate may include a plurality of longitudinal and transversal grooves, in which the longitudinal and transversal wires are rested in each corresponding groove.
  • the press of the clamping device may fiirther comprise a horizontal leveler installed between the upper plate and the upper press plate, thereby maintaining a horizontal level of the press plate while descending and ascending.
  • the press plate may include an upper press plate and a lower press plate, the upper and lower press plate being spaced apart by a spring force and capable of approaching each other against the spring force.
  • the upper and lower press plates are provided with a buffer post, one end of the buffer post being fixed to the lower press plate and the other end thereof being capable of passing through a through-hole formed in the upper press plate such that the relative position of the upper and lower press plates is maintained when the upper press plate moves towards and away from the lower press plate.
  • the upper press plate is provided with a plurality of clip cutter pins attached to thereunder, and the lower press plate is provided with a plurality of through-holes formed therethrough, each clip cutter pins being corresponding to each through-hole, the position of each through-hole being corresponding to that of each crossing point of the longitudinal and transversal wires.
  • the press plate is provided with a transversal wire cutter formed at a lateral side thereof.
  • the wire-net releaser of the wire-net manufacturing apparatus may comprise; a) a release lifter plate disposed below a clamping plate, a clamped wire-net resting on the clamping plate; b) a release lifter pin disposed inside a through-hole formed in the clamping plate, one end of the release lifter pin being projected outside the clamping plate and attached to the release lifter plate; and c) a release cylinder disposed below the release lifter plate and attached thereto, wherein the other end of the release pin pushes up the clamped wire-net rested on the clamping plate due to operation of the release cylinder, thereby releasing the wire-net from the clamping device.
  • the wire-net withdrawing device of the wire-net manufacturing apparatus may comprise: a) a drawer body; b) a drawer up-and-down cylinder; c) a first drawer plate attached to the lower end of the drawer up-and-down cylinder; d) a second drawer plate disposed on top of the drawer body, the first and second drawer plates being capable of holding a wire-net when the drawer up-and-down cylinder descends; and e) a back-and-forth cylinder for moving the drawer body forwards and backwards.
  • a method of manufacturing a wire-net comprises steps of: a) supplying and advancing a plurality of longitudinal wires in a longitudinal direction; b) supplying a transversal wire in a direction substantially perpendicular to the longitudinal direction, the transversal wire being supplied over the plurality of the longitudinal wires in certain predetermined intervals; c) supplying a clip to the crossing point of the longitudinal and transversal wires; d) clamping the crossing point of the longitudinal and transversal wires by using a clip supplied at the step c); e) releasing the clamed wire-net; and f) intermittently withdrawing the clamped wire-net released at the step e), thereby manufacturing a wire-net automatically and continuously.
  • the longitudinal wire supplying and advancing step of the wire-net manufacturing method may include steps of: a) unwinding a plurality of longitudinal wires from a plurality of bobbins, each bobbin having a longitudinal wire wound therearound; b) arranging the plurality of longitudinal wires unwound from the plurality of bobbins; and c) guiding and advancing the arranged plurality of longitudinal wires by passing between a pair of arranger rollers.
  • the transversal wire supplying step of the wire-net manufacturing method may comprise steps of: a) unwinding a transversal wire from a bobbin, the bobbin having a transversal wire wound therearound; b) guiding the transversal wire released from the bobbin to one lateral side of the plurality of longitudinal wires passing a base plate, which extends in a transversal direction; and c) drawing the transversal wire guided at the above step up to the other lateral side of the plurality of longitudinal wires passing the base plate.
  • two strands of transversal wires may be supplied at a time.
  • transversal wire supplying step may fiirther comprise a step of lowering the transversal wire drawn to the other lateral side such that the transversal wire substantially touches the longitudinal wires placed thereunder.
  • the clip supplying step may include a step of positioning a clip supplied from the clip container at a crossing point of the longitudinal and transversal wire.
  • the clip supplying step includes a step of supplying, at a time, the same nunber of clips as the number of longitudinal wires.
  • the clamping step of the wire-net manufacturing method may include a step of cutting the clip, and a step of cutting the transversal wire.
  • a wire-net comprising a plurality of longitudinal wires spaced apart from one another by a predetermined distance, a transversal wire crossing the longitudinal wire substantially in a transversal direction, and a clip for clamping the longitudinal and transversal wires at the crossing point thereof.
  • the transversal wire may include a pair of transversal wires, which are spaced apart from each other. Description of Drawings
  • FIG. 1 is a general perspective view of an apparatus for manufacturing a wire-net according to one embodiment of the invention
  • FIG. 2 is a top plan view and a cross-sectional view of a transversal wire supply unit of the invention, in which a first step of supplying a transversal wire is illustrated;
  • FIG. 3 is a top plan view and a cross-sectional view of a transversal wire supply unit of the invention, in which a second step of supplying a transversal wire is illustrated;
  • FIG. 4 is a top plan view and a cross-sectional view of a transversal wire supply unit of the invention, in which a third step of supplying a transversal wire is illustrated;
  • FIG. 5 is a top plan view and a cross-sectional view of a transversal wire supply unit of the invention, in which a fourth step of supplying a transversal wire is il- lustrated;
  • FIG. 6 is a general perspective view of a clamping unit of the invention.
  • FIG. 7 shows a transversal cross section of the clamping unit in FIG. 6;
  • FIG. 8 shows a longitudinal cross section of the clamping unit in FIG. 6;
  • FIG. 9 illustrates a longitudinal cross section of the clamping unit, in which a first step of supplying a clip is shown;
  • FIG. 10 illustrates a longitudinal cross section of the clamping unit, in which a second step of supplying a clip is shown;
  • FIG. 11 illustrates a longitudinal cross section of the clamping unit, in which a third step of supplying a clip is shown;
  • FIG. 12 illustrates a longitudinal cross section of the clamping unit, in which a fourth step of supplying a clip is shown;
  • FIG. 13 illustrates a longitudinal cross section of the clamping unit, in which a fifth step of supplying a clip is shown; [52] FIG.
  • FIG. 14 illustrates a longitudinal cross section of the clamping unit, in which a sixth step of supplying a clip is shown;
  • FIG. 15 shows a longitudinal cross section of a press in the clamping unit, in which an initial state thereof is illustrated;
  • FIG. 16 shows a longitudinal cross section of a press in the clamping unit, in which a first step of pressing is illustrated;
  • FIG. 17 shows a longitudinal cross section of a press in the clamping unit, in which a second step of pressing is illustrated;
  • FIG. 18 shows a longitudinal cross section of a press in the clamping unit, in which a first step of lifting is illustrated; [57] FIG.
  • FIG. 19 shows a longitudinal cross section of a press in the clamping unit, in which a second step of lifting is illustrated;
  • FIG. 20 is a longitudinal cross-sectional view of a wire-net release unit of the invention;
  • FIG. 21 is a longitudinal cross-sectional view of a wire-net withdrawal unit of the invention, in which a first step of withdrawing a wire-net is illustrated;
  • FIG. 22 is a longitudinal cross-sectional view of a wire-net withdrawal unit of the invention, in which a second step of withdrawing a wire-net is illustrated;
  • FIG. 23 is a longitudinal cross-sectional view of a wire-net withdrawal unit of the invention, in which a third step of withdrawing a wire-net is illustrated;
  • FIG. 24 is a longitudinal cross-sectional view of a wire-net withdrawal unit of the invention, in which a fourth step of withdrawing a wire-net is illustrated;
  • FIG. 25 illustrates a wire-net manufactured according to one embodiment of the invention
  • FIG. 26 shows a cross-section of a clip contained in a clip container of the invention.
  • FIG. 27 shows a perspective view of a clip contained in the clip container of the invention. Best Mode
  • FIG. 1 is a general perspective view of an apparatus for manufacturing a wire-net according to one embodiment of the invention.
  • the apparatus for manufacturing a wire-net comprises a longitudinal wire supply unit A for advancing a longitudinal wire in a longitudinal direction, a transversal wire supply unit B disposed forwards of the longitudinal wire supply unit A and for supplying a transversal wire in a direction substantially perpendicular to the longitudinal direction, a clamping unit C disposed above and below the transversal wire supply unit B and including a press 100 and a clip container 6 for fastening the crossing point of the longitudinal and transversal wires with a clip Z, a wire-net release unit D disposed below the clamping unit C and for releasing a wire-net from the clamping unit C, and a wire- net withdrawal unit E disposed forwards of the clamping unit C and for intermittently withdrawing the wire-net released by the wire-net release unit D.
  • the term 'forward' used in the description denotes the direction, in which the longitudinal wire advances in the wire-net manufacturing apparatus of the invention.
  • the longitudinal wire supply unit A rests on the rear end portion of a base frame 1 and supply a longitudinal wire in a forward direction of the apparatus of the invention.
  • the longitudinal wire supply unit A includes a plurality of bobbins 2, each of which has a longitudinal wire X wound therearound.
  • a wire arranger 3 is disposed in front of the bobbins 2, and guides and arranges plural longitudinal wires X released from the bobbins 3.
  • a pair of arranger rollers 4 are disposed in front of the wire arranger 3, and include an upper arranger roller and lower arranger roller.
  • the upper and lower arranger roller s are provided with a plurality of grooves formed thereabout, and the longitudinal wire X passes along the grooves.
  • the lower arranger roller 4 is provided with a roller gear 10 formed at one side thereof that is connected with a motor 8 by a chain 9.
  • the motor 8 is disposed at the side of the lower portion of the base frame 1 and drives the arranger roller 4.
  • the upper and lower arranger rollers are rotated in different directions from each other so as to advance the longitudinal wires therebetween in a forward direction.
  • the longitudinal wire supply unit A includes a guide roller 7 installed at a lower position forwards of the arranger roller 4, another pair of arranger roller 5 disposed forwards of the guide roller 7, and another guide roller 7 installed in front of the other pair of arranger roller 5.
  • the operation of the longitudinal wire supply unit A for advancing the longitudinal wire X in a longitudinal direction is described below.
  • the arranger roller 4 is rotated by the chain 9, which connects the motor shaft with the roller gear 10. Due to the rotation of the arranger roller 4, the longitudinal wires X wound around the plurality of bobbins 2 are withdrawn into the arranger roller 4 via the wire arranger 3.
  • the withdrawn longitudinal wire X passes the arranger roller 4, and is guided to the guide roller 7 disposed at the lower position forwards of the arranger roller 4. Then, the longitudinal wire X passes another pair of arranger roller 5, and, via the other guide roller 7, reaches a transversal wire supply unit, which will be explained hereafter.
  • FIGS. 2 to 5 are a top plan view and a cross-sectional view of the transversal wire supply unit B of the invention.
  • FIGS. 2 to 5 illustrate respectively a first, second, third, and fourth step of supplying a transversal wire Y to the wire-net manufacturing apparatus of the invention.
  • the transversal wire supply unit B is to supply a transversal wire Y at certain intervals to the longitudinal wire X, which is advanced in a longitudinal direction.
  • the transversal wire supply unit B is composed of two bobbins 2' having a transversal wire Y wound therearound, a transversal wire guide 21 for guiding the transversal wire Y released from the bobbins 2' and installed at one side of a base plate 1-3, and a transversal wire drawer 25 mounted at the other side of the base plate 1-3.
  • the base plate 1-3 has an elongated shape, which extends in the transversal direction. It will be understood to those skilled in the art that a single bobbin may be provided, depending on the design of a wire-net to be manufactured.
  • the transversal wire guide 21 includes a transversal wire holder 22 for holding the transversal wire Y withdrawn from the two bobbins 2, and a transversal wire arranger 23 for arranging the transversal wire Y and having a transversal wire up-and-down cylinder 29' installed thereabove for descending and lifting the transversal wire Y.
  • the transversal wire drawer 25 comprises a transversal wire cylinder 26, a rod 27 attached at one side of the transversal wire cylinder 26 and moving back and forth, a tweezers formed at the end of the rod 27, and a tweezers up-and-down cylinder 29 attached to the upper portion of the transversal wire cylinder 26 and for up- and-downing the transversal wire cylinder 26.
  • the rod is able to reach the transversal wire guide 21 by the operation of the transversal wire cylinder 26.
  • the tweezers 28 is structured such that it opens when forwarding and closes when retreating. More specifically, the tweezers 28 has the form of a three-pronged pear, in which the middle prong is fixed, and both side-prongs have a 'L' shape and are hinged to the middle prong, thereby opening and closing the tweezers 28 when moving forwards and backwards respectively .
  • a longitudinal wire X is introduced into the transversal wire supply unit B, and placed in the longitudinal groove of a clamping plate 150.
  • a transversal wire Y is held in the transversal wire holder 22 of the transversal wire guide 21 and arranged in the transversal wire arranger 23 thereof.
  • the transversal wire cylinder 26 of the transversal wire drawer 25 disposed in the opposite side to the transversal wire guide 21 is operated such that the rod 27 moves forward and picks up two stands of transversal wire Y by means of the tweezers 28 attached to the end of the rod 27, as shown in FIG. 3.
  • the two strands of transversal wire Y is placed above the advanced longitudinal wire X, as shown in FIG. 4.
  • the tweezers up-and-down cylinder 29 attached to the upper portion of the transversal wire cylinder 26 descends, along with the transversal wire up-and-down cylinder 29' disposed above the transversal wire arranger 23, thereby placing the transversal wire Y above the longitudinal wire X, which is placed in the groove of the clamping plate 150, as shown in FIG. 5.
  • the transversal wire Y is placed in the transversal groove of the clamping plate 150.
  • FIG. 6 is a general perspective view of a clamping unit C of the invention, and shows a transversal cross section of the clamping unit in FIG. 6.
  • FIG. 8 shows a Ion- gitudinal cross section of the clamping unit in FIG. 6.
  • FIGS. 9 to 14 illustrate a longitudinal cross-section of the clamping unit, in which a sequential step of supplying a clip is shown.
  • FIGS. 15 shows a longitudinal cross-section of a press in the clamping unit, in which a series of pressing steps are illustrated.
  • the construction of the clamping unit C of the invention is described in detail.
  • the longitudinal and transversal wires are placed in the longitudinal and transversal grooves respectively of the clamping plate 150.
  • the clamping unit D of the invention is used to supply a clip Z to the crossing point of the longitudinal and transversal wires and clamp the crossing point with the clip Z by descending a press 100.
  • the clamping unit C of the invention comprises a pair of clip container 6, each of which is disposed respectively forwards and backwards of the transversal wire supply unit B.
  • the clip container 6 contains wound-clips and each clip container supplies a clip Z to the crossing points of each transversal wire Y and the plurality of longitudinal wires X, as understood from FIG. 25, which will be hereinafter described.
  • the clip container 6 is structured to supply the same number of clips Z as the number of longitudinal wires X at a time, as illustrated in FIGS. 26 and 27, which will be explained hereinafter.
  • a first clip guide 61 for guiding the clip Z is provided in front of the clip container 6.
  • the first clip guide 61 has a 'L' shape and is capable of moving back-and-forth and up-and-down.
  • a clip guide groove 62 is provided above the first clip guide 61.
  • the clip guide groove 62 constitutes a plurality of grooves.
  • two first clip guide back-and-forth cylinders 63 are installed at the front face of the first clip guide 61.
  • a second clip guide 64 is installed in an opposite relationship with the first clip guide 61.
  • the second clip guide 64 has a 'L' shape and can move forwards and backwards, and upwardly and downwardly.
  • the clamping unit C of the invention is provided with a first clip guide up- and-down plate 65 installed above the first and second clip guide 62, 64.
  • the first clip guide up-and-down plate 65 has a plate-like shape and is capable of moving the first and second clip guide 61, 64 upwardly and downwardly.
  • a first clip guide up-and-down plate cylinder 66 is disposed through a through-hole formed in the first clip guide up-and-down plate 65 such that it can operate the plate 65 upwardly and downwardly.
  • a third clip guide 67 is installed spaced apart from the first clip aide 61.
  • the third clip guide 67 has a 'L' shape.
  • the first intermediate press plate 125 has plural through-holes.
  • Two third clip guide up-and-down plate cylinder s 68 are installed above the first intermediate press plate 125 through the through-hole so as to operate the plate 125 upwardly and downwardly.
  • the first, second and third clip guide 61, 64, 67 are descended by the first clip guide up-and-down cylinder 66 and the third clip guide up-and-down cylinder 68 such that the clip Z is released from the clip guides 61, 64, 67, as illustrated in FIG. 10.
  • the two first clip guide back-and-forth cylinder 63 disposed forwards of the first clip guide 61 is operated to retreat the first and second clip guides 61, 64, as shown in FIG. 11.
  • the first clip guide up-and-down plate cylinder 66 which is installed above the first and second clip guide 61, 64, is lifted to lift the first and second clip guide 61, 64 such that the second clip guide 64 is held below the clip Z, as shown in FIG. 12.
  • the two first clip guide back-and-forth cylinder 63 which is disposed in front of the first clip guide 61, is operated to advance the clip Z by means of the first and second clip guide 61, 64, as shown in FIG. 13.
  • the third clip guide up-and-down plate cylinder 68 disposed above the third clip guide 67 is operated to lift the third clip guide 67 such that the first, second and third clip guide are held below the clip Z.
  • the press 100 is hydraulically operated.
  • the press 100 includes an upper plate 102, a lower plate 103, and two press cylinders 101 mounted on the upper plate 102.
  • the upper plate 102 is spaced apart vertically from the lower plate 103 by means of four press posts 104.
  • One end of each press post 104 is fixed to the four corner of the lower plate 103, and the other end thereof is disposed passing the through-holes formed at the four corner of the upper plate 102, so that the upper plate 102 is capable of moving upward and downward along the press post 104, as illustrated in FIG. 6.
  • an upper horizontal leveler 105 and a lower horizontal leveler 106 are attached at the central portion thereof.
  • the upper and lower horizontal levelers 105 and 106 are interconnected by means of a bracket, as shown in FIG. 7.
  • an upper press plate 120 and a lower press plate 125 are attached to the upper and lower horizontal leveler 105, 106.
  • the upper and lower press plates 120, 125 is structured such that they can descend and ascend, together with the upper plate 102 of the press 100.
  • a through-hole is formed such that one end of a buffer post 124 is disposed through the through-hole.
  • the other end of the buffer post is fixed to the lower press plate 125. Therefore, the relative position of the upper and lower press plate 120, 125 is fixed during the operation of the press 100.
  • a spring 126 is installed between the upper and lower press plate 120 and 125 such that the upper and lower press plate 120, 125 are held to be spaced apart from each other.
  • the upper press plate 120 is provided with a plurality of clip cutter pins 121 attached to thereunder.
  • the lower press plate 125 is provided with a plurality of through-holes, each of which is formed at the position corresponding to that of each clip cutter pin 121. Therefore, the clip cutter pin 121 can move along the through-hole when the upper and lower press plates 120 and 125 approach to each other.
  • the upper press plate 120 is provided with a transversal wire cutter upper blade 130 attached to one side thereof, and a transversal wire cutter lower blade 131 is formed in the clamping plate 150 at the position corresponding to that of the upper blade 130. Therefore, the transversal wire Y can be cut when descending the press 100.
  • FIG. 15 shows a longitudinal cross section of a press in the clamping unit, in which an initial state of clamping is illustrated.
  • the clamping process is carried out on the clamping plate 150.
  • a longitudinal wire X is placed in the longitudinal groove of the clamping plate 150, and a transversal wire Y is placed above the longitudinal wire X in the transversal groove of the clamping plate 150.
  • a clip Z is supplied to the crossing point of the longitudinal and transversal wire X, Y.
  • the press cylinder 101 of the press 100 is operated to descent the upper plate 102 of the press 100 along the press post 104.
  • the lower plate 125 does not descend any longer, but the upper plate 120 continues to descend along the buffer post 124 against the force of the spring 126.
  • the plurality of clip cutter pins 121 pass through the through-holes formed in the lower press plate 125.
  • the clip Z is independently separated to each individual clip by the clip cuter pin 121, simultaneously while clamping the longitudinal and transversal wires X, y by pressing them from above.
  • the transversal wire Y is cut by means of the transversal wire cutter upper and lower blades 130, 131 attached respectively to the upper and lower press plate 120, 125.
  • the side edge of the clamping plate 150 serves as the transversal wire cutter lower blade 131, and the two strands of transversal wires Y rest in the transversal grooves of the clamping plate 150. Therefore, when the transversal wire cutter upper blade 130 having two corresponding grooves descends, the transversal wire Y is cut by the two grooves of the upper blade 130.
  • FIG. 20 is a longitudinal cross-sectional showing the wire-net release unit D of the invention, which is used to release from the clamping plate 150 the wire-net clamped according to the series processes as described above.
  • the release unit D of the invention is composed of a release cylinder 151 disposed below the clamping plate 150, a release lifter plate 152 disposed between the clamping plate 150 and the release cylinder 151 and attached to the release cylinder 151, and a release lifter pin 153 attached to the release lifter plate 152.
  • the release lifter pin 153 is partly disposed in a through-hole formed in the clamping plate 150 such that one end of the release lifter pin 153 pushes up the clamped wire-net and release it from the clamping plate 150.
  • the other end of the release lifter pin 153 is attached to the release lifter plate 152.
  • the clamped wire-net rests in the longitudinal and transversal grooves of the clamping plate 150.
  • the release lifter plate 152 attached to the release cylinder 151 moves upwardly.
  • the release lifter pin 153 attached to the release lifter plate 152 is lifted upwardly along the through-hole formed in the clamping plate 150, thereby releasing the clamped wire-net upwardly therefrom.
  • FIGS. 21 to 24 are longitudinal cross-sectional views of a wire-net withdrawal unit E of the invention, in which a series of steps of withdrawing a wire-net are illustrated.
  • the wire-net withdrawal unit E is disposed forwards of the clamping unit C and for withdrawing the wire-net manufactured according to the invention.
  • the wire-net withdrawing unit E comprises a drawer body 74, a drawer up-and-down cylinder 72, a first drawer plate 73 attached to the lower end of the drawer up-and-down cylinder 72, a second drawer plate 75 disposed on top of the drawer body 74 and for holding the wire-net in cooperation with the first drawer plate 73, a back-and-forth cylinder 76 for moving the drawer body 74 forwards and backwards, a drawer guide disposed at the lower portion of the drawer body 74 and for guiding the wire-net withdrawal unit E so as to move along the drawer guide, and a stopper for restricting the movement of the drawer body 74.
  • the drawer back-and-forth cylinder 72 disposed forwards of the drawer body 72 is operated so as to move the body 74 backwards, as shown in FIG. 21.
  • the drawer up-and-down cylinder 72 disposed above the drawer body 74 descends such that the wire-net can be held between the first drawer plate 73 and the second drawer plate 75, as shown in FIG. 22.
  • the drawer back-and-forth cylinder 76 is operated again to move the drawer body 74 forward, i.e., retreated to its original state, thereby withdrawing the wire-net held between the first and second drawer plates 73, 75, in other words, advancing the clamped wire-net in a longitudinal direction, as shown in FIG. 23.
  • the drawer up-and-down cylinder 72 is lifted, as illustrated in FIG. 24.
  • the above steps are repeated to continuously withdrawing or advancing the wire- net manufactured according to the invention.
  • FIG. 25 illustrates a wire-net manufactured according to one embodiment of the invention.
  • Plural longitudinal wires X are disposed in parallel and a pair of transversal wires Y is placed above the longitudinal wires X at certain intervals along the longitudinal direction.
  • the crossing points of the longitudinal and transversal wires X, Y are clamped with a clip Z.
  • a pair of transversal wires Y is clamped at certain intervals, but it is understood to those skilled in the art that a single transversal wire may be used according to the invention.
  • the apparatus for manufacturing the wire net may be constructed correspondingly to the single transversal wire, and also may be operated correspondingly.
  • FIG. 26 shows a cross-section of a clip Z contained in a clip container 6 of the invention
  • FIG. 27 shows a perspective view of the Z clip contained in the clip container 6.
  • a plurality of clips is wound around the clip container 6, generally in a rolled-sheet fashion such that the clip can be supplied at a time in the same number as the longitudinal wires X.
  • the clip container 6 contains a plurality of clips.
  • the clips Z is aligned in a matrix fashion and each clip Z is placed at a position corresponding to each respective crossing point of the longitudinal and transversal wires X, Y. Therefore, the clip container 6 can be confiaired to supply, at a time, the same number of clips as that of longitudinal wires X.
  • the wire-net manufacturing apparatus of the invention is composed of several automated units so that labor efficiency can be improved, thereby improving productivity due to a reduction in working hours.
  • a uniform wire-net can be manufactured so that a rate of inferiority in the products can be lowered.
  • the longitudinal and transversal wires are clamped with a clip so that the coupling force therebetween can be improved, thereby providing for an increased durability and rigidity.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wire Processing (AREA)

Abstract

La présente invention concerne un appareil de fabrication de réseau de fils. Cet appareil de fabrication de réseau de fils comprend une unité d'alimentation de fil longitudinal A permettant de faire avancer un fil longitudinal dans un sens longitudinal, une unité d'alimentation de fil transversal B placée en avant de l'unité d'alimentation de fil longitudinal A et destinée à alimenter un fil transversal dans un sens sensiblement perpendiculaire au sens longitudinal, une unité de pince C placée au-dessus et en dessous de l'unité d'alimentation de fil transversal B et comprenant une presse (100) et un récipient de pinces (6) destiné à attacher le point d'intersection des fils longitudinal et transversal avec une pince Z, une unité de libération de réseau de fils D situé en dessous de l'unité de pince C et destinée à libérer un réseau de fils de cette unité de pince C et à retirer par intermittence le réseau de fils libéré par l'unité de libération de réseau de fils D. Cette invention concerne aussi un procédé de fabrication de réseau de fils.
PCT/KR2004/002540 2003-10-08 2004-10-05 Appareil et procede de fabrication de reseau de fils WO2005032742A1 (fr)

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KR10-2003-0069832 2003-10-08
KR1020030069832A KR100557349B1 (ko) 2003-10-08 2003-10-08 철망의 제조방법 및 제조장치

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CN111687350B (zh) * 2018-05-14 2022-03-01 台山市伟辉五金制品有限公司 一种金属网加工装置的编织模块
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KR102245268B1 (ko) * 2019-09-11 2021-04-26 변장호 철망 프레스 장치
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KR102546538B1 (ko) * 2020-12-03 2023-06-22 주식회사 주원이앤에스 기능성 마스크 제조 장치
CN113914630B (zh) * 2021-09-26 2023-04-14 青岛一建集团有限公司 一种用于施工现场的自行走式钢筋绑扎装置及其绑扎方法
CN115178695B (zh) * 2022-07-11 2024-06-11 福州大学 一种金属丝网自动切割机及其使用方法
KR102522010B1 (ko) * 2022-08-04 2023-04-14 주식회사 건승테크 능형망 제조 장치

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KR20050034047A (ko) 2005-04-14

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