EP1075339B1 - Verfahren und anlage zum herstellen von gittermatten - Google Patents
Verfahren und anlage zum herstellen von gittermatten Download PDFInfo
- Publication number
- EP1075339B1 EP1075339B1 EP00904674A EP00904674A EP1075339B1 EP 1075339 B1 EP1075339 B1 EP 1075339B1 EP 00904674 A EP00904674 A EP 00904674A EP 00904674 A EP00904674 A EP 00904674A EP 1075339 B1 EP1075339 B1 EP 1075339B1
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- EP
- European Patent Office
- Prior art keywords
- longitudinal
- bars
- transverse
- distribution
- plane
- 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.)
- Expired - Lifetime
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- 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
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- 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
Definitions
- a disadvantage of this method and with this system is that the longitudinal rods immediately after disconnection from the material strand in groups according to the desired Line wire pitch are arranged, making all downstream facilities for onward transport and for Transfer of the longitudinal bar coulter exact positioning accuracy have to own. A correction of any positioning or Transfer error is not possible.
- the object of the invention is the disadvantages described to avoid and a procedure as well as an annex to the introductory specified type that allow hot rolled Material whose mechanical-technological properties improve become mesh mats at high production speed to process, the longitudinal and transverse bars as cut to length Bars are fed to the grid welding system. in this connection are due to the structure of the grid welding machine, in particular handling the longitudinal and cross bars in the grid welding machine, higher demands on the straightness of the cross bars posed as to the straightness of the longitudinal bars.
- the invention should also make it possible without reducing the production speed Manufacture lattice mats within a mesh mat different longitudinal and / or Have crossbar diameter.
- the method according to the invention is characterized in that that the strands of material to form the cross bars with smaller Are fed as the strands of material to speed Formation of the longitudinal bars and that the longitudinal and transverse bars from preferably strands of material running parallel to the direction of production generated, with all strands of material for the Cross bars are deflected by 90 ° and the number of material strands for the cross bars larger than those for the longitudinal bars is.
- the cut to length Longitudinal bars with their facing the grid welding machine Ends in one to the welding line of the grid welding machine parallel line and initially one of the through the welding line of the grid welding machine and the longitudinal bar share defined horizontal longitudinal bar feed plane different, horizontal distribution level supplied and in this Distribution plane distributed across, whereupon the longitudinal bars in groups from this distribution level into the longitudinal bar feed level brought and finally in groups in the grid welding machine be introduced.
- the continuously drawn strands of material conveyed into a buffer storage and separating the longitudinal and transverse bars are discontinuous.
- a system for performing the method with one Direction of discharge for the wire supply, one stretching device each, one feed device, one straightening device and each a cutting device for producing the longitudinal bars and the Cross bars, with a distribution device and a transfer device for the longitudinal bars as well as with a grid welding machine for welding the longitudinal bar coulter to the cross bars is characterized according to the invention in that each strand of material seen for the longitudinal and transverse bars in the direction of flow successively at least one drain device, a dressage device with inlet guide nozzles, a threading device, a stretching device, a feed device, a straightening device and a cutting device assigned are, these facilities in larger numbers for the Cross bars are provided as for the longitudinal bars, the Straightening devices for the cross wire strands straightening rotors, with which the strands of material for the cross wires at a slower speed are fed as the strands of material for formation of the longitudinal rods, and the straightening devices for the longitudinal wire strands have multiple straightening rolls in two rows sta
- the cross distribution device at least two endless double circulation chains has, each with two independently drivable, Provide several chains containing several driving jaws is, the driver jaws of a partial chain with the driver jaws of the other chain for clamping the Longitudinal rods in the distribution plane interact like pliers, and that to drop the longitudinal bars from the distribution level in the Longitudinal bar feed plane the driver jaws by relative movements of the two partial chains can be opened.
- a further development is distinguished the system characterized in that the transfer device several transverse to the production direction, over the longitudinal bar feed plane evenly distributed walking beam, all Walking beam can be moved together in the transverse direction and in the longitudinal direction and can be raised and lowered and each walking beam with several Rollers lying in the longitudinal bar feed plane is.
- the system shown in FIGS. 1a to 4 is used for Manufacture of lattice mats from crossing and at the Crossing points welded longitudinal rods L and Cross bars Q, the longitudinal and cross bars Q, L made of hot-rolled Made of material and preferably a ribbed surface exhibit.
- the grid mats can have different lengths and have different wire diameters within have a grid mat.
- Be under hot rolled material understood all steel qualities within the scope of the invention, by rolling out billets on high-speed wire mills be created with finished blocks, with the wire on the usual adjustments in fanned rings today cooled and finally collected into bundles. Without that Restricting the invention is for a better distinction below a continuous strand of material as a longitudinal or Cross wire referred to, while those separated from the strand of material Longitudinal and transverse elements are referred to as longitudinal or transverse bars become.
- a two-wire drain device 1 for the longitudinal wires L1, L2 the drain device 1 is designed for two longitudinal wires, a two-wire forming device 2 for the longitudinal wires, a two-wire cutting device 3 for separating the longitudinal bars L from the respective longitudinal wires L1, L2, and a feed and distribution device 4 for the transverse distribution of the longitudinal bars L.
- the above-mentioned facilities 1, 2, 3 and 4 are on one side of the production facility.
- dot-dash in Fig. 1a drawn the same facilities on the other side to arrange the production plant.
- the corresponding facilities are in Fig. 1a and in the following Figures 2, 3 and 4 designated 1 ', 2', 3 'and 4'.
- the system also has two two-wire drainage devices 5 for the cross wires Q1, Q2 or Q3, Q4, a four-wire Deforming device 6 for the cross wires, a cutting device 7 for separating the cross bars Q from the respective cross wires Q1, Q2, Q3, Q4, as well as a distribution and feeding device 8 for distributing and feeding the cross bars Q into a grid welding machine 9 on.
- the grid welding machine 9 works according to the resistance welding method and only has a schematic indicated, horizontal and perpendicular to the production direction P1 running welding line W, in which the cross bars Q are welded to the mesh with the longitudinal bars L.
- the longitudinal bars and fed to the grid welding machine 9 the welding line W lie in a horizontal Level Z-Z (Fig. 6a, 7, 8, 9, 10), the so-called longitudinal bar feed plane.
- the grid welding machine 9 can be used within the scope of the invention work according to the single-point or double-spot welding process.
- the drain devices 1, 1 'for the longitudinal wires can in the context of the invention, as shown in Fig. 1a, various Have a structure or be executed immediately.
- the longitudinal wires L1, L2 are from the downstream deformation device 2 according to the arrow P3 tangential from the turntables 11, 11 'deducted.
- the use of two turntables is always required when a high production speed the system is required or if different Wire diameter required within a mesh mat type are. Within the scope of the invention, production can be increased further or shortening changeover times more than two turntables are available.
- the drain devices 1, 1 ' can also be an overhead take-off device 13 exist, which are essentially two, driven according to the directions of the double arrow P2 ' Turntable 14, 14 ', each with a mandrel 15 for receiving the wire supply H (Fig. 1b).
- the wire supply H can be in the frame of the invention consist of a wire reel or wire coil.
- the longitudinal wires L1 ', L2' are from the downstream deformation device 2 according to arrow P3 by one Guide funnel 16 and a lower, not shown
- the guide roller is pulled off overhead according to the arrow P3 '.
- the guide funnel is used to load the turntables 14, 14 ' 16 pivoted away and a work platform 17 provided.
- As part of the invention can also in this embodiment further increase in production or reduction of changeover times there are more than two turntables.
- FIG. 1b shows another embodiment of a Drain device 1 in the form of an overhead take-off device 18.
- a base frame 19 On a base frame 19 are two freely rotatable receiving plates 20, 20 'arranged with a mandrel 15, the receiving plate for loading with wire supply H from the drain position 20 are pivotable into the receiving position 20 '.
- a drain tower 21 is also arranged on the base frame 19, which has a deflection roller 22, which for threading the Wire in a guide 23 can be lowered.
- About a leadership role 24 the longitudinal wires from the downstream deformation device 2 corresponding to arrow P3 the arrow P3 deducted overhead.
- the overhead extractor 18 Within the scope of the invention it is possible to use the overhead extractor 18 with one or to provide two line wires.
- Within the scope of the invention also in this embodiment to further increase production or shortening changeover times by more than two Recording plate be available.
- the deformation devices 2, 2 'for the longitudinal wires L1, L2 or L1 ', L2' are constructed identically and can be in the frame the invention in the direction P3, P3 'and in the opposite direction be arranged.
- Each deformation device 2, 2 ' has in Direction of flow P3, P3 'seen in each case one dressage facility 25, 25 'with inlet guide nozzles, one threading device each 26, 26 ', one stretching device 27, 27', one feed device each 28, 28 ', one drawing agent coating device each 29, 29 'and one straightening device 30, 30' each, all devices, as shown in Fig. 1a, for two Line wires are designed. It is within the scope of the invention however also possible, all facilities 25 to 30, 25 'to 30' and as well as the cutting device 3, 3 'for only one line wire or designed for more than two line wires.
- the dressage facilities 25, 25 ' have the task of straight wires coming from the discharge devices 1, 1 ' to judge and consists essentially of two rows of Straightening rolls, which are arranged offset to each other. At the Straightening the longitudinal wires is descaled at the same time.
- the threading devices 26, 26 ' also serve to empty the deformation devices 2, 2 'after the line wire supply has run out. Any threading device 26, 26 'consists essentially of a pair of driven Feed wheels.
- Each stretching device 27, 27 ' has a horizontal partial stretching device and a vertical partial stretching device.
- Both partial stretching devices each consist of two rows of several bending corner rollers arranged offset from one another, the bending corner rollers individually and / or in rows to one another are employable.
- the through the axes of the bending corner rollers the horizontal partial stretching device is defined level perpendicular to that through the bending corner rollers of the vertical partial stretching device defined level.
- the diameter and the number the bending rolls per row are according to the diameter, the mechanical-technological properties and the chemical Composition of the wire material to be processed selectable.
- the bending corner rollers are fed until the Desired degree of stretching of preferably 2 to 6%, i.e.
- Each feed device 28, 28 ' preferably consists of two pairs of drivable feed rollers, one Feed roller is also designed as a measuring wheel. With smaller ones Feed rates can only within the scope of the invention a pair of driven feed rollers can be used.
- the drain in the feed and Distribution devices 4, 4 'and the further processing of To facilitate longitudinal wires in the grid welding machine 9 will with the aid of the drawing agent coating devices 29, 29 ' preferably liquid drawing agent on all sides of the surface of the longitudinal wires applied.
- Each straightening device 30, 30 ' consists of a vertical one Dressage and a horizontal dressage, each of two Rows of several straightening rollers arranged offset from one another exist, the straightening rolls individually and / or in rows are mutually employable.
- the diameter and the number of straightening rolls per row is in the diameter and the mechanical-technological properties adapted to the longitudinal wires. The judging roles will be only delivered until the longitudinal wires are straight are, but it is important to ensure that the in the stretching devices 27, 27 'reached mechanical-technological Properties of the longitudinal wires not changed undesirably become.
- the cutting devices 3, 3 'for the longitudinal wires L1, L2 or L1 ', L2' are constructed identically and can be used as part of the Invention in the direction P3, P3 'and in the opposite direction be arranged.
- Each cutting device 3, 3 ' is as flying Scissors designed and has two interacting knives with the help of the endless longitudinal wires L1, L2 or L1 ', L2' selectable to form the required longitudinal rods L. Lengths can be separated without loss of speed.
- the longitudinal bars L are then according to the Production direction P1 of the grid welding machine 9 parallel Direction of arrow P4, P4 conveyed into an outlet channel 31, 31 ', corresponding to the two line wires L1, L2 and L1 ', L2 ' also has two tracks S1, S2 (Fig. 5a) by two To be able to take up longitudinal bars at the same time.
- Each track S1 or S2 has a rod guide channel 32 (Fig. 6a) for the after Cut off the longitudinal rod to be ejected and one Rod guide channel 32 '(Fig. 6a) for the not yet separated Line wire on, i.e. after the cut, the separated ones Longitudinal bars alternately in the two bar guide channels 32, 32 ' ejected.
- Each outlet channel 31, 31 ' is not with one provided device for braking the longitudinal rods L.
- the drain devices 5 for the cross wires Q1, Q2, Q3, Q4 can within the scope of the invention according to the exemplary embodiments be formed for the longitudinal wires.
- the deformation device 6 for the cross wires has in Feed direction P6 seen one after another a dressage device 34 with inlet guide nozzles, a threading drive device 35, a stretching device 36, a feed device 37 and drawing agent coating device 38, all of which Devices within the scope of the invention, as shown in Fig. 1a, are designed for four cross-wire cores Q1, Q2, Q3, Q4. Because the cross bars Q have the same mechanical-technological properties must have like the longitudinal bars L, are the individual Elements of the deformation device 6 analogous to the corresponding ones Elements of the deformation devices 2 for the Line wires built up; i.e.
- the dressage device 34 corresponds in its construction of the dressage device 25
- the threading device 35 corresponds to the threading device 26
- the Stretching device 36 corresponds to stretching device 27
- the feed device 37 corresponds to the feed device 28, wherein the drive power because of the four-wire embodiment for the cross wires must be increased accordingly
- the Drawing agent coating device 38 corresponds to the coating device 29th
- a feed and Straightening device 41 fed from a feed part and consists of a directional part.
- the feed part consists of a driven feed roller pair and the downstream straightening part from a high-speed straightening rotor.
- the straightening rotor has a better straightening quality than one built up from straightening rolls Straightening device so that the straightness of the cross bars Q better is the straightness of the longitudinal bars directed by straightening rollers L.
- crossbars Q are therefore made up of four crosswire wires Q1, Q2, Q3, Q4 generated while generating the longitudinal bars L either the two line wires L1, L2 or the two line wires L1 ', L2' are in use. Due to the slower Straightening speed of the straightening rotor must be used to generate the Cross bars are always more veins available than for Generation of the longitudinal bars are required. Within the scope of the invention it is therefore also possible with two line wires only to provide three or more than four cross-wire cores. With only one Line wire (Fig. 3 and 4) must have at least two cross wire to be available.
- Cutting device 7 is designed as flying scissors 42 and has two interacting knives per wire, with their Help from the endless cross wires Q1, Q2, Q3, Q4 for formation the required cross bars Q selectable lengths are separated.
- the cross bars Q then get into the distribution and Feeder 8 and of this according to the Arrow direction P8 of the welding line W of the grid welding machine 9 fed.
- the distribution and feeding device 8 above and / or below the longitudinal bar feed plane Z-Z can be arranged so that the cross bars above and / or welded to it below the longitudinal wire coulter can be.
- Fig. 2 shows another embodiment in which the production of the cross bars Q and their feeding into the grid welding machine 9 corresponds to the embodiment of FIG. 1a.
- To make the mesh mat either only the line wires L1, L2 or only the line wires L1 ', L2 'or the line wires L1, L2 and L1', L2 'alternately in Function set.
- the longitudinal wires L1, L2 are after the drawing agent coating device 29 advanced into a deflection device 43, which, for example, from a rotatable disc with a large radius or from a deflection bend can exist and deflects the longitudinal wires L1, L2 by 180 °.
- the disc can be designed to be drivable within the scope of the invention his.
- the deflection bend is analogous to the deflection bend 39 for the Cross wires with several, arranged in a circular arc Provide pulleys.
- the longitudinal wires L1, L2 fed to a feed and straightening device 44 a feed part and a straightening part, the Straightening part constructed analogously to straightening device 30 (FIG. 1a) is.
- the feed part pushes the longitudinal wires L1, L2 into one downstream cutting device 45, which is used as flying scissors is formed and with the help of the endless longitudinal wires L1, L2 selectable to form the required longitudinal rods L. Lengths can be separated without loss of speed.
- the separated longitudinal bars L are then according to the opposite to the production direction P1 of the grid welding machine 9 Direction of arrow P9 in the downstream outlet channel 31 funded.
- the longitudinal wires L1 ', L2' are after the drawing agent coating device 29 'advanced into a loop memory 46, in which the longitudinal wires L1 ', L2' in accordingly designed and arranged guides are deflected by 180 °.
- the longitudinal wire loops LS formed in the loop memory 46 move accordingly in the guides of the loop memory 46 the directions of the double arrow P10.
- After this Loop memory 46 become the longitudinal wires L1 ', L2' of a weft device 47 fed.
- the insertion device 47 has a feed part and a straightening part.
- the feed part has a pair of bullet wheels, one bullet wheel is driven while the other bullet wheel is designed as a measuring wheel is.
- the straightening section is essentially vertical and a horizontal dressage and is analogous to the straightening device 30 (Fig. 1a) built.
- the feed part pushes the longitudinal wires L1 ', L2' intermittently into a downstream Cutting device 48, which is designed as standing scissors and with the help of the endless longitudinal wires L1 ', L2' Selectable lengths separated to form the required longitudinal rods L. become.
- the facilities 25 ', 26', 27 ', 28', 29 ', 30', 31 ', 47 and 48 spatially so close together that these facilities be combined into a compact, space-saving unit can. This also has the advantage that the required high production speeds inevitable large Noise development can be reduced with less effort.
- Due to the controlled length wire loops LS in the loop memory 46 is the by Feed device 28 'continuously deducting the Line wires L1 ', L2' with the intermittent disconnection of the longitudinal bars through the standing cutting device 48 coordinated.
- the separated longitudinal bars L are then corresponding to the production direction P1 of the grid welding machine 9 opposite arrow direction P9 'in the downstream Outlet channel 31 'promoted.
- the line wires L1 ', L2' may be provided with the devices 43, 44, 45 or the line wires L1, L2 with the devices 46, 47, 48 to operate.
- FIG. 3 shows a further embodiment in which the production of the longitudinal bars L and their feeding into the outlet channel 31 'in its embodiment the embodiment 1a corresponds to, but with the direction of movement of Line wires L1 ', L2' in a direction of production P1 Grid welding machine 9 opposite arrow direction P11 and the separated longitudinal bars L corresponding to the Production direction P1 of the grid welding machine 9 opposite Direction of arrow P9 'in the downstream outlet channel 31 'are promoted.
- the embodiment of the 1a and 2 is in the manufacture of the grid mat in this version only one line wire is in operation, while the second wire as a reserve or for changing the Longitudinal bar diameter is used.
- the longitudinal bars L are by the Feed and distribution device 4 'according to the direction of the arrow P5 'distributed across the entire width of the distribution plane V-V become. Then the cross-distributed longitudinal bars L, L 'brought together in the longitudinal bar feed plane Z-Z, the Pass roller feed device 33 and from this to the grid welding machine 9 fed.
- the generation corresponds of the stretched cross wires Q1, Q2 in principle the exemplary embodiments 1a and 2; only the deduction direction the cross wires Q1, Q2 are made according to a direction of production P1 of the grid welding machine 9 opposite Direction of arrow P12.
- the ones used to produce the stretched cross wires Q1, Q2 required facilities 34 ', 35' 36 '37' and 38 ' are analogous to the devices described in FIGS. 1a and 2 34, 35, 36, 37 and 38 constructed and only differ in that they are designed for only two cross-wire cores.
- the cross wires Q1, Q2 Arrive after the drawing agent coating device 38 ' the cross wires Q1, Q2 into a loop memory 49, in which the cross wires Q1, Q2 in appropriately designed and arranged Guides can be deflected by 180 °.
- the one in the loop storage 49 formed QS cross wire loops move in Loop memory 49 according to the directions of the double arrow P13.
- the cross wires Q1, Q2 in the deflection curve 40 consisting of deflection rollers 39 deflected by 90 ° and in the direction of the arrow P7 a shot device 50 fed.
- the launcher 50 has a feed part, a straightening part and a switch on.
- the feed part and the straightening part are analogous to the feed and straightening device 41 constructed according to FIGS.
- the feed part pushes the cross wires Q1, Q2 intermittently into a downstream cutting device 51, which as standing scissors is formed and with the help of the endless cross wires Q1, Q2 to form the required Cross bars Q selectable lengths are cut off.
- a downstream cutting device 51 which as standing scissors is formed and with the help of the endless cross wires Q1, Q2 to form the required Cross bars Q selectable lengths are cut off.
- variable cross wire loops in QS Loop memory 49 is the by the feed device 37 ' continuous withdrawal of the cross wires Q1, Q2 with the by intermittent intermittent firing means 50 Shoot the cross wires Q1, Q2 into the standing one Cutting device 51 coordinates.
- the separated cross bars Q are in this embodiment over the switch into one in the grid welding machine 9 arranged bullet line E inserted and arrive from these into the welding line W.
- the switch With the help of the switch alternating from the cross-wire core Q1 and the cross-wire core Q2 Cross bars Q inserted into the weft line E.
- the bullet line E above and / or below the longitudinal rod feed plane Z-Z be arranged so that the transverse rods above and / or below the longitudinal wire share with this can be welded. It is within the scope of the invention possible that the bullet line E is aligned with the welding line W.
- Fig. 4 shows a further embodiment in which the generation of the cross bars Q in its embodiment the embodiment 3 corresponds, but with the direction of movement the cross wires Q1, Q2 in the direction of production P1 of the grid welding machine 9 parallel arrow direction P6 he follows.
- the separated cross bars Q arrive, as in the exemplary embodiment 3 described over the line of entry E into the welding line W of the grid welding machine 9.
- the longitudinal rods L are produced and fed in at this embodiment in the following way:
- the longitudinal wires pass from the drain devices 1 ' L1 ', L2' via the dressage device 25 'into the threading device 26 ', which the longitudinal wires into a deflection device 52 promotes.
- the deflection device 52 deflects the longitudinal wires 180 ° and can be rotated within the scope of the invention Disk with a large radius or consist of a deflection bend.
- the stretching device connects to the deflection device 52 one after the other 27 ', the feed device 28', the drawing agent coating device 29 'and the straightening device 30'.
- the downstream cutting device 3 ' is as flying scissors trained and separates from the without losing speed endless longitudinal wires L1 ', L2' the required longitudinal rods L in selectable lengths.
- the feed and distribution device shown in Fig. 5a 4 has a base frame 53, shown only schematically, the several distributed in the horizontal direction, laterally the Longitudinal bar feed plane Z-Z arranged conveyors 54 for carries the longitudinal bars.
- the conveyors 54 consist of Screw conveyors, which, as shown in FIG. 6a, are arranged inclined are. All screw conveyors 54 convey the longitudinal bars L together both in the direction of the arrow P14 transverse to it Longitudinal axis as well as in the longitudinal direction according to the direction of the arrow P4 and are synchronized in their movements.
- the longitudinal bars are fed by a feed device 56 (FIG. 6a) L from the rod guide channels 32, 32 ′ of the outlet channel 31 brought into the screw conveyor 54.
- a feed device 56 (FIG. 6a) L from the rod guide channels 32, 32 ′ of the outlet channel 31 brought into the screw conveyor 54.
- Longitudinal funding in the direction of the arrow P4 until the front ends of the longitudinal bars L on a base frame 53, parallel to the welding line W, with the Bump stop 57 aligned end of outlet channel 31 and so that the front ends of all longitudinal bars in one to the welding line W parallel line are aligned.
- the promotion of Longitudinal bars in the transverse direction P14 are described in Fig. 6a.
- the cross distribution device 58 has the task of matching the longitudinal bars the arrow direction P5 across the entire width of the distribution plane V-V distribute and exhibits multiple endless double circulation chains 59, each with a drive roller 60 and each a deflection roller 61 are guided. All double circulation chains 59 are driven synchronously to cross a longitudinal bar together to be able to distribute.
- the double circulation chains 59 are aligned with the Screw conveyors 54, except for the denser with screw conveyors 54 occupied area near the grid welding machine 9.
- a frame 62 is arranged below the double circulation chains 59, the several evenly over the longitudinal bar feed plane Z-Z distributed transport rollers 63 carries laterally over the protrude outermost longitudinal rods L '.
- a transfer device 64 arranged, which has the task that in the distribution level V-V cross-distributed and brought into the longitudinal bar feed plane Z-Z Take over longitudinal bars in the longitudinal bar feed plane Z-Z and the roller feed device 33 of the grid welding machine 9 to hand over.
- the transfer device 64 is according to the Directions of the double arrow P15 movable and has several Threading pliers 65 on.
- the threading pliers 65 are corresponding the required longitudinal bar division in the lattice mat to be produced Can be positioned across the production direction P1.
- the maximal Number of threading pliers 65 corresponds to the maximum number the longitudinal bars which can be welded in the lattice welding machine 9.
- the roller feed device 33 has a plurality of pairs of feed rollers 66, which, like the threading pliers 65, accordingly the required longitudinal bar division in the lattice mat to be produced can be positioned across the production direction P1.
- the maximum number of pairs of feed rollers 66 corresponds to the maximum Number of 9 weldable in the grid welding machine Longitudinal bars.
- roller feed device 33 according to the The directions of the double arrow P16 are slidable.
- the Roller feed device 33 can therefore be the task of the transfer device 64 take over so that the transfer device 64th completely eliminated in this embodiment.
- the locking pins 69, 69 'with the help of a working cylinder 70 or 70 'according to the directions of the double arrow P18 or P18' moves and feed channels 68; 68 'alternately free so the longitudinal bars L in an approximately vertical Can reach buffer memory 71.
- the buffer memory 71 is just as wide as the feed channels 68, 68 'that the longitudinal bars are arranged in one layer. In the buffer 71 the longitudinal bars L fall in the direction of the arrow P19 down until they are in the first thread 72 of the screw conveyor 54 arrive.
- Each double circulation chain 59 consists of a partial chain 73 (Fig. 6b) and a partial chain 74 (Fig. 6c).
- the partial chain 73 can be driven and points in the direction of the arrow P20 several driving jaws 75 on the right flank with a recess 76 are provided.
- the partial chain 74 is corresponding the directions of the double arrow P21 and has a plurality of driving jaws 77 on its left flank are provided with a recess 76.
- the driver jaws 75, 77 and the recesses 76 are shaped so that the driver jaws 75, 77 in the horizontal lower region of the double circulation chain 59, which defines the distribution level V-V, by corresponding synchronous control of the partial chains 73, 74 in pairs interact like pliers and in the distribution level V-V the longitudinal bars can securely clamp.
- the number of on formed in this way, located in the distribution plane V-V Driver jaw pairs 75, 77 corresponds at least to the maximum Number of 9 weldable in the grid welding machine Longitudinal bars, or the specified division of the double circulation chain 59.
- the double circulation chain 59 can with one on both partial chains 73, 74 acting device for tensioning the partial chains 73, 74 be provided.
- the cross-distribution device 58 works in the following way:
- the screw conveyor 54 preferably has its outlet, such as 6a, in the upper deflection area of the drive roller 60 of the double circulation chain 59.
- the deflection area closed semi-circular guide contour 78.
- the arrow direction P20 leaves the one filled with a longitudinal rod Driver jaw pair 75, 77 the deflection and reaches the horizontal lower part of the double circulation chain 59, whereby the Driver jaw pair 75, 77 closes like pliers and the Longitudinal bar securely clamped.
- the filling process is repeated until all necessary for the production of the mesh mat Longitudinal bars in the driver jaw pairs 75, 77 of Double circulation chain 59 are inserted.
- the one you want in the grid mat Longitudinal bar division is generated by the fact that Screw conveyor 54 only selected driver jaw pairs 75, 77 be equipped with longitudinal bars, while the other pairs of driving jaws 75, 77 remain empty.
- the according to the required longitudinal rod division in the Threading pliers 65 to be produced are positioned are below the double circulation chain 59 in the longitudinal bar feed plane Z-Z arranged and each have a fixed jaw 79 and a movable one connected by a joint 80 Jaw 81 open.
- For the transfer of the longitudinal bars from the Double revolving chain 59 into the threading pliers 65 become the pairs of driving jaws 75.
- 77 of the double circulation chain 59 opened and fall into the jaws 79, 81 of the threading pliers, which are also open 65.
- the driver jaw pairs 75, 77 are opened by brief relative movement of the two partial chains 73 and 74. It is possible within the scope of the invention at The partial chain 73 only comes to a standstill for a short time the against the direction of the orbital movement P20 Double arrow P21 to move or in addition to the movement of the Sub-chain 74 also the sub-chain 73 briefly according to the Moving direction of rotation P20 or when the partial chain is at a standstill 74 only the partial chain 73 corresponding to the orbital movement P20 move. After throwing off the longitudinal bars, the double circulation chain can 59 again with longitudinal bars for the following mesh mat be equipped.
- the movable jaws 81 of the threading pliers 65 are then closed, whereby the longitudinal bars securely in the threading pliers 65 are clamped.
- the transfer device 64 the longitudinal bar share corresponding to the Production direction P1 along the longitudinal bar feed plane Z-Z in the roller feed device 33 of the grid welding machine 9, the longitudinal rods on the threading pliers 65 and Support transport rollers 63.
- the transfer device moves to the roller feed device 33 64 in their takeover position to the longitudinal bars the following grid mat from the double circulation chain 59 to take.
- the transfer device 64 the roller feed device 33 again with longitudinal rods for the Load the following mesh mat.
- a plurality of rotating endless hook chains 82 on which are provided with a plurality of hooks 83 and of the drive roller 60 can be driven according to the direction of the arrow P22 are and are guided over the deflection roller 61.
- All Hook chains 82 are driven synchronously around a longitudinal bar to be able to distribute together across the board.
- the hook chains 82 are aligned with the screw conveyor 54, except for the denser with screw conveyor 54 occupied area near the grid welding machine 9.
- each combing pin 86 is corresponding the directions of the double arrow P23 in the trajectory the hook 83 can be advanced and retracted from this.
- the hook 83 becomes the feed path of the longitudinal bars blocked so that by moving the hook chains 82nd the longitudinal rods are combed out of the hook 83 and into the underlying open jaws 79, 81 of the threading pliers 64 can fall.
- the handover of the longitudinal bar share to the Roller feed device 33 of the grid welding machine 9 and the following procedure for the transverse distribution of the longitudinal bars one the grid mat to be welded below corresponds to the exemplary embodiment 6a.
- a plurality of endless distribution chains 87 on which are provided with several rod fixations 88 and by the drive roller 60 can be driven according to the direction of arrow P24 are and are guided over the deflection roller 61.
- neighboring Rod fixtures 88 form spaces for receiving of the longitudinal bars L.
- All distribution chains 87 are driven synchronously, to be able to jointly distribute a longitudinal bar across the board.
- the distribution chains 87 are aligned with the screw conveyors 54, to close to the denser area occupied by screw conveyors 54 the grid welding machine 9.
- the orbital movement of the distribution chains 87 takes place in the opposite direction to the orbital movements that described in the previous exemplary embodiments Chains.
- the Transverse distribution of the longitudinal bars L using the distribution chains 87 takes place as described in the exemplary embodiment according to FIG. 6a. However, since the longitudinal bars are not deflected around the drive roller 60 the cross-distribution process is somewhat shorter and therefore faster.
- the transfer device 64 has a plurality of walking beams 89, which extend parallel to the distribution chains 87 and evenly distributed above the longitudinal bar feed plane Z-Z are.
- This distribution of the walking beams 89 corresponds to in about the distribution of the cross-distribution devices described in FIG. 5a 58. All walking beams 89 together are corresponding can be raised and lowered in accordance with the directions of the double arrow P25 the directions of the double arrow P15 (Fig. 5a) parallel to Production direction P1 shiftable and according to the Directions of the double arrow P26 laterally movable.
- On everyone Walking beam 89 hang several roller mounts 90, one with a track groove provided roller 91 and a guide 92. The tops of the rollers 91 define the longitudinal bar feed plane Z-Z.
- the maximum number of roll holders 90 corresponds at least to the maximum number in the grid welding machine 9 weldable longitudinal bars.
- All walking beams 89 are lowered together until the rollers 91 completely below the on the Rod fixtures 88 lying longitudinal rods, ie below the Distribution level V-V are located. Then all walking beams 89 moved laterally until the rollers 91 lie exactly below the longitudinal bars. By lifting together All walking beams 89 become the longitudinal bars from the bar fixings 88 excavated. Finally, all walking beams 89 are common pushed back in the opposite direction as far as until the positions of the longitudinal bars with the through predefined the longitudinal bar division in the lattice mat to be produced Positions matches. Move all walking beams 89 then together in the production direction P1, around the longitudinal bars to be transferred to the roller feed device 33 and the front ends of the longitudinal bars into the feed roller pairs 66 introduce. The rollers 91 on the walking beam 89 serve at the same time as guides and supports for the longitudinal bars during the welding process in the grid welding machine 9.
- the threading pliers 65 and the transport rollers 63 are omitted this embodiment.
- the distribution chains 87 can already be fitted with the longitudinal bars for the lattice mat to be welded below respectively. Once the casters 91 are no longer a guide and support are needed, the walking beams move 89 together against the production direction P1 in their starting position back to a new longitudinal bar share from the distribution chains 87 to take over. Once the ends of the are still in the grid welding machine 9 located longitudinal rods the feed rollers 66 have left the roller feed device 33, can the new longitudinal bar coulter from the walking beam 89 to the Roll feed device 33 are transferred.
- FIG. 9 shows a further exemplary embodiment of a transverse distribution device 58 shown, which is analogous to the embodiment 8, the longitudinal bars L, L 'in a below distribution plane V-V lying across the longitudinal bar feed plane Z-Z distributed.
- the cross-distribution device 58 has a plurality of fixed ones Bars 93 and a plurality of movable conveyor bars 94, wherein each bar 93 and each conveyor bar 94 arranged horizontally is and with several, sawtooth-shaped, overhead Recesses 95 for receiving a longitudinal rod L per recess 95 is provided.
- the longitudinal bars L in the recesses 95 define the one below the longitudinal bar feed plane Z-Z Distribution level V-V.
- Each conveyor bar 94 is made using a corresponding to the Direction of arrow P27 driven eccentric 96 circular motion offset.
- the strips 93 and conveyor strips 94 are aligned with the screw 54, except for the poet Screw conveyors 54 occupy the area near the grid welding machine 9.
- the maximum number of recesses 95 per strip 93 and per conveyor bar 94 corresponds at least to the maximum number the longitudinal bars which can be welded in the lattice welding machine 9.
- the supply of the longitudinal bars L from the bar guide channels 32, 32 'of the outlet channel 31 in the screw conveyor 54 The feed device 56 is used as in the exemplary embodiment 6a described. Also the loading of the strips 93 and the conveyor strips 94 with the longitudinal bars L.
- the screw conveyors 54 take place as in the exemplary embodiment according to FIG Fig.
- the transfer device 64 is in its construction and in its Function identical to the embodiment of FIG. 8. Here, all walking beams 89 are lowered together to the extent until the rollers 91 are completely below safely of the longitudinal bars lying on the recesses 95, that is to say below the distribution level V-V.
- FIG. 10 is another embodiment of a Cross-distribution device 58 shown, which is analogous to the embodiment 9, the longitudinal bars L, L 'in a below the longitudinal bar feed plane Z-Z lying distribution plane V-V spread across.
- the cross-distribution device 58 has a plurality of driven ones Spindles 97, with each spindle 97 horizontal, is arranged transversely to the production direction P1 and with several Threads 98 for receiving one longitudinal rod L per thread 98 is provided.
- the lying in the threads 98 Longitudinal bars L define the level below the longitudinal bar feed plane Z-Z lying distribution level V-V.
- the The outlet end of the screw 54 is arranged above the spindles 97 and the longitudinal bars L are in the threads 98th inserted.
- the transverse distribution of the longitudinal bars L corresponding to the The direction of the arrow P5 is caused by the rotation of the spindles 97. All spindles 97 are driven synchronously by one To be able to distribute the longitudinal bar together across the board.
- the transfer device 64 is in its construction and in its Function identical to the embodiment of FIG. 8. Here, all walking beams 89 are lowered together to the extent until the rollers 91 are completely below safely of the longitudinal bars lying on the threads 98, that is to say below the distribution level V-V.
- crossbars O after disconnection from the endless cross wire in one Collect and bundle the storage magazine. From this magazine the cross bars are removed in bundles and, for example with the help of a crane in a cross wire magazine on the grid welding system stored. From the cross wire magazine the Cross bars are removed individually and fed to the welding line.
- the screw conveyors can be within the scope of the invention 54 of the conveyor, the longitudinal bars L, L 'in one feed the clock to the cross-distribution device 58, so that the longitudinal bars L, L 'evenly distributed by the transverse distribution device be distributed across the board.
- the longitudinal bars will be then distributed evenly into the longitudinal bar feed plane Z-Z and evenly distributed the roller feed device 33 passed.
- a deflector is provided in order to position the longitudinal bars, which corresponds to the longitudinal bar division of the lattice mat to be produced.
- the deflector has, for example, several spring steel strips, form the guide channels for the longitudinal bars and these accordingly distract laterally.
- Distribution level V-V and the longitudinal bar feed level Z-Z on the same Arrange level next to each other.
- the longitudinal bars are grouped laterally from the distribution level V-V shifted into the longitudinal bar feed plane Z-Z and then fed to the grid welding machine 9.
- one Side of the feed and distribution device 4, 4 'a buffer for bundles of cut, straightened and stretched or to provide non-stretched longitudinal bars on other Production facilities were manufactured.
- the longitudinal bars will be from this buffer either the rod guide channels 32, 32 'of the outlet channels 31, 31' or directly fed to the conveyors 54.
- This embodiment allows to be produced on other production lines or from a buffer store coming longitudinal rods of the invention To provide attachment; this applies, for example for longitudinal bars with deviating from the usual design Diameters or properties.
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Description
Claims (37)
- Verfahren zum Herstellen von Gittermatten aus einander kreuzenden und an den Kreuzungspunkten miteinander verschweißten Längs- (L, L') und Querstäben (Q), wobei die zur Bildung der Längsund Querstäbe dienenden Materialstränge (L1, L2; L1', L2'; Q1, Q2, Q3, Q4) aus warmgewalztem Material kontinuierlich von je einem Drahtvorrat abgezogen, hierbei zur Verbesserung ihrer mechanisch-technologischen Eigenschaften gereckt, anschließend dressiert und abgelängt werden, worauf die Längsstäbe (L, L') gruppenweise in die Gitterschweißmaschine (91) eingeführt und in dieser mit den Querstäben (Q) verschweißt werden, dadurch gekennzeichnet, daß die Materialstränge zur Bildung der Querstäbe (Q1, Q2, Q3, Q4) mit kleinerer Geschwindigkeit zugeführt, werden als die Materialstränge zur Bildung der Längsstäbe (L1, L2; L1', L2') und daß die Längs- und Querstäbe aus vorzugsweise parallel zur Produktionsrichtung verlaufenden Materialsträngen erzeugt werden, wobei alle Materialstränge für die Querstäbe um 90° umgelenkt werden und die Anzahl der Materialstränge für die Querstäbe größer als jene für die Längsstäbe ist.
- Verfahren nach Anspruch 1 dadurch gekennzeichnet, daß die abgelängten Längsstäbe (L, L') mit ihren der Gitterschweißmaschine (91) zugewandten Enden in einer zur Schweißlinie der Gitterschweißmaschine parallelen Linie ausgerichtet und zunächst einer von der durch die Schweißlinie der Gitterschweißmaschine und die Längsstabschar definierten horizontalen Längsstabzuführebene unterschiedlichen, horizontalen Verteilebene zugeführt und in dieser Verteilebene quer verteilt werden, worauf die Längsstäbe anschließend gruppenweise aus dieser Verteilebene in die Längsstabführebene gebracht und anschließend gruppenweise in die Gitterschweißmaschine eingeführt werden.
- Verfahren nach Anspruch 2, dadurch gekennzeichnet, daß die abgelängten, ausgerichteten Längsstäbe (L, L') der Verteilebene entsprechend der Längsstabteilung der herzustellenden Gittermatte einzeln zugeführt werden.
- Verfahren nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß auf einer Seite der Längsstabzuführebene zumindest zwei Materialstränge (L1, L2, L1', L2') zur Erzeugung der Längsstäbe vorgesehen sind.
- Verfahren nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß zu beiden Seiten der Längsstabzuführebene zumindest ein Materialstrang (L1, L2, L1', L2') zur Erzeugung der Längsstäbe vorgesehen ist.
- Verfahren nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, daß die Materialstränge zum Erzeugen der Längsstäbe (L1, L2, L1', L2') einmal um 180° umgelenkt werden.
- Verfahren nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, daß die Längsstäbe (L, L') oberhalb der Längsstabzuführebene quer verteilt werden.
- Verfahren nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, daß die Längsstäbe (L, L') unterhalb der Längsstabzuführebene quer verteilt werden.
- Verfahren nach einem der Ansprüche 1 bis 8, dadurch gekennzeichnet, daß zur Erzeugung der Längs- (L, L') und Querstäbe (Q) die kontinuierlich abgezogenen Materialstränge in einen Puffer-Speicher (46, 49) gefördert werden und das Abtrennen der Längs- und Querstäbe diskontinuierlich erfolgt.
- Verfahren nach einem der Ansprüche 1 bis 8, dadurch gekennzeichnet, daß der Vorschub der Materialstränge und das Abtrennen der Längs- und Querstäbe kontinuierlich erfolgen.
- Verfahren nach einem der Ansprüche 1 bis 10, dadurch gekennzeichnet, daß die Verbesserung der mechanisch-technologischen Eigenschaften der Längs- und Querstäbe, wie an sich bekannt, durch Biegerecken erfolgt.
- Anlage zum Durchführen des Verfahrens nach einem der Ansprüche 1 bis 11, mit je einer Ablaufeinrichtung (1, 1') für den Drahtvorrat, je einer Reckeinrichtung (27, 27'; 36, 36'), je einer Vorschubeinrichtung, je einer Richteinrichtung und je einer Schneideinrichtung (3, 3'; 45, 48; 7, 42, 51) zum Erzeugen der Längsstäbe (L, L') und der Querstäbe (Q), mit einer Verteileinrichtung (58) und einer Übergabeeinrichtung (64) für die Längsstäbe, sowie mit einer Gitterschweißmaschine (91) zum Verschweißen der Längsstabschar mit den Querstäben, dadurch gekennzeichnet, daß jedem Materialstrang (L1, L2; L1', L2'; Q1, Q2, Q3, Q4) für die Längs- und Querstäbe (L, L'; Q) in Flußrichtung gesehen nacheinander zumindest eine Ablaufeinrichtung (1, 1'), eine Dressureinrichtung mit Einlaufführungsdüsen (25, 25'; 34, 34'), eine Einfädeleinrichtung (26, 26'; 35, 35'), eine Reckeinrichtung (27, 27'; 36, 36'), eine Vorschubeinrichtung (28, 28'; 37, 37'), eine Richteinrichtung (30, 30', 44, 47; 41, 50) und eine Schneideinrichtung (3, 3', 45, 48; 7, 42, 51) zugeordnet sind, wobei diese Einrichtungen in größerer Anzahl für die Querstäbe als für die Längsstäbe vorgesehen sind, wobei die Richteinrichtungen (41, 50) für die Querdrahtstränge (Q1, Q2, Q3, Q4) Richtrotoren, mit denen die Materialstränge für die Querdrähte mit kleinerer Geschwindigkeit zugeführt werden als die Materialstränge zur Bildung der Längsstäbe, und die Richteinrichtungen (30, 30', 44, 47) für die Längsdrahtstränge (L1, L2, L1', L2') mehrere Richtrollen aufweisen, die in zwei Reihen versetzt zueinander angeordnet und einzeln und/oder gemeinsam elektronisch entsprechend dem Durchmesser und den mechanisch-technologischen Eigenschaften der Längsdrähte einstellbar sind, daß jeder Querdrahtstrang (Q1, Q2, Q3, Q4) in einem eigenen Umlenkbogen (39) um 90° umlenkbar ist, und daß jeder abgelängte Längsstab (L, L') in zumindest eine seitlich parallel zur Längsstabzuführebene (Z-Z) angeordnete Auslaufrinne (31, 31') mit zumindest einer Längsstab-Spur (S1; S2) und zumindest zwei Stabführungskanälen (32, 32') je Spur (S1, S2) förderbar ist, wobei zum Ausrichten der der Gitterschweißmaschine (9) zugewandten Enden der Längsstäbe (L, L') an einem parallel zur Schweißlinie (W) verlaufenden Anschlag (57) eine Fördereinrichtung (54) vorgesehen ist, mit welcher die Längsstäbe (L, L') taktweise (P14) in eine Querverteileinrichtung (58) zum Querverteilen der Längsstäbe (L, L') in der Verteilebene (V-V) förderbar sind.
- Anlage nach Anspruch 12, dadurch gekennzeichnet, daß die Fördereinrichtung (54) aus mehreren, seitlich an der Verteilebene (V-V) angeordneten Förderschnecken gebildet ist, wobei der Fördertakt (P14) der Förderschnecken (54) entsprechend der Längsstabteilung der herzustellenden Gittermatte gewählt wird.
- Anlage nach Anspruch 12, dadurch gekennzeichnet, daß die Fördereinrichtung (54) aus mehreren, seitlich an der Verteilebene (V-V) angeordneten, mit gleichmäßigem Takt (P14) antreibbaren Förderschnecken (54) gebildet ist und daß vor der Schweißlinie (W) der Schweißanlage (9) eine Ablenkeinrichtung für die Längsstäbe (L, L') vorgesehen ist, um die mit gleichmäßigem Abstand verteilten Längsstäbe (L, L') in die durch die Längsstabteilung der Gittermatte vorgegebene Lage zu bringen.
- Anlage nach einem der Ansprüche 12 bis 14, dadurch gekennzeichnet, daß die Querverteileinrichtung (58) zumindest zwei endlose Doppelumlaufketten (59) aufweist, die je mit zwei unabhängig voneinander antreibbaren (P20; P21), mehrere Mitnehmerbacken (75, 77) enthaltende Teilketten (73, 74) versehen ist, wobei die Mitnehmerbacken (75) der einen Teilkette (73) mit den Mitnehmerbacken (77) der anderen Teilkette (74) zum Festklemmen der Längsstäbe (L, L') in der Verteilebene (V-V) zangenartig zusammenwirken, und daß zum Abwerfen der Längsstäbe (L, L') von der Verteilebene (V-V) in die Längsstabzuführebene (Z-Z) die Mitnehmerbacken (75, 77) durch Relativbewegungen (P20, P21) der beiden Teilketten (73, 74) öffenbar sind.
- Anlage nach einem der Ansprüche 12 bis 14, dadurch gekennzeichnet, daß die Querverteileinrichtung (58) aus zumindest zwei endlosen antreibbaren (P22) Hakenketten (82) besteht, die je mehrere Haken (83) zur Aufnahme je eines Längsstabes (L, L') in der Verteilebene (V-V) aufweisen, und daß die Längsstäbe (L, L') zu ihrer Übergabe von der Verteilebene (V-V) in die Längsstabzuführebene (Z-Z) mit Hilfe vorschiebbarer (P23) Stifte (86) aus den Haken (83) auskämmbar sind.
- Anlage nach einem der Ansprüche 12 bis 16, dadurch gekennzeichnet, daß die parallel zur Produktionsrichtung (P1) verschiebbare (P15) Übergabeeinrichtung (64) aus einer parallel zur Schweißlinie (W) verlaufenden Reihe von parallel zur Schweißlinie (W) positionierbaren Einfädelzangen (65) besteht, wobei jede Einfädelzange (65) öffenbare, in der Längsdrahtzuführebene (Z-Z) liegende Klemmbacken (79, 81) aufweist.
- Anlage nach einem der Ansprüche 12 bis 14, dadurch gekennzeichnet, daß die Querverteileinrichtung (58) aus zumindest zwei endlosen antreibbaren (P24), mit mehreren Stabfixierungen (88) versehenen Verteilketten (87) besteht, wobei die Stabfixierungen (88) im oben liegenden, horizontalen Bereich der Verteilketten (87) die Verteilebene (V-V) definieren.
- Anlage nach einem der Ansprüche 12 bis 14, dadurch gekennzeichnet, daß die Querverteileinrichtung (58) aus zumindest zwei festen, mehrere sägezahnartige Ausnehmungen (95) zur Aufnahme der Längsstäbe (L, L') aufweisende, horizontale Leisten (93) und aus zumindest zwei kreisförmig antreibbaren (P27), sägezahnartige Ausnehmungen (95) zur Aufnahme der Längsstäbe (L, L') aufweisende, horizontale Förderleisten (94) besteht, wobei die Ausnehmungen (95) die Verteilebene (V-V) definieren.
- Anlage nach einem der Ansprüche 12 bis 14, dadurch gekennzeichnet, daß die Querverteileinrichtung (58) zumindest zwei antreibbare, mehrere Gewindegänge (98) zur Aufnahme der Längsstäbe (L, L') aufweisende, horizontale Spindeln (97) aufweist, wobei die oben liegenden Seiten der Gewindegänge (98) die Verteilebene (V-V) definieren.
- Anlage nach einem der Ansprüche 18 bis 20, dadurch gekennzeichnet, daß die Übergabeeinrichtung (64) mehrere quer zur Produktionsrichtung (P1) verlaufende, über die Längsstabzuführebene (Z-Z) gleichmäßig verteilte Hubbalken (89) aufweist, wobei alle Hubbalken (89) gemeinsam in Querrichtung (P15) und in Längsrichtung (P26) bewegbar sowie heb- und senkbar (P25) sind und jeder Hubbalken (89) mit mehreren in der Längsstabzuführebene (Z-Z) liegenden Laufrollen (91) versehen ist.
- Anlage nach einem der Ansprüche 12 bis 21, dadurch gekennzeichnet, daß zum Abtrennen der Längs- und Querstäbe (L, L'; Q) von den kontinuierlich vorgeschobenen Längs- und Querdrähten (L1, L2; L1', L2'; Q1, Q2, Q3, Q4) fliegende Schneideinrichtungen (3, 3', 45; 7, 42) vorgesehen sind.
- Anlage nach einem der Ansprüche 12 bis 22, dadurch gekennzeichnet, daß jeder Längsdraht (L1, L2; L1', L2') mit Hilfe einer Umlenkeinrichtung (43, 52) um 180° umlenkbar ist.
- Anlage nach Anspruch 23, dadurch gekennzeichnet, daß die Umlenkeinrichtung (43, 52) eine drehbare, vorzugsweise antreibbare Scheibe mit großem Radius aufweist.
- Anlage nach Anspruch 23, dadurch gekennzeichnet, daß die Umlenkeinrichtung (43) je Längsdraht (L1. L2; L1', L2') einen Umlenkbogen mit mehreren, in einem kreisförmigen Bogen angeordneten Umlenkrollen aufweist.
- Anlage nach einem der Ansprüche 12 bis 21, dadurch gekennzeichnet, daß den Vorschubeinrichtungen (28, 28'; 37, 37') je ein Schlaufenspeicher (46; 49) nachgeschaltet ist und zum Abtrennen der Längs- und Querstäbe (L, L'; Q) von den kontinuierlich vorgeschobenen Längs- und Querdrähten (L1, L2; L1', L2'; Q1, Q2, Q3, Q4) stehende Schneideinrichtungen (48; 51) vorgesehen sind.
- Anlage nach Anspruch 26, dadurch gekennzeichnet, daß die Längsdrähte (L1', L2') in den Führungen des ersten Schlaufenspeichers (46) und die Querdrähte (Q1, Q2) in den Führungen des zweiten Schlaufenspeichers (49) um 180° umlenkbar sind.
- Anlage nach einem der Ansprüche 12 bis 27, dadurch gekennzeichnet, daß jeder Umlenkbogen (39) für die Querdrahtstränge (Q1, Q2, Q3, Q4) mehrere, in einem kreisförmigen Bogen angeordnete Umlenkrollen (40) aufweist.
- Anlage nach einem der Ansprüche 12 bis 28, dadurch gekennzeichnet, daß die Ablaufeinrichtung (1, 1') als Tangential-Abzugseinrichtung (10, 10') mit zumindest einem antreibbaren Drehteller (11, 11') ausgebildet ist.
- Anlage nach einem der Ansprüche 12 bis 28, dadurch gekennzeichnet, daß die Ablaufeinrichtung (1, 1') als Überkopf-Abzugseinrichtung (13) mit zumindest einem antreibbaren Drehteller (14, 14') ausgebildet ist.
- Anlage nach einem der Ansprüche 12 bis 28, dadurch gekennzeichnet, daß die Ablaufeinrichtung (1, 1') als Überkopf-Abzugseinrichtung (18) mit zumindest einem schwenkbaren Aufnahmeteller (20, 20') ausgebildet ist.
- Anlage nach einem der Ansprüche 12 bis 31, dadurch gekennzeichnet, daß je Materialstrang (L1, L2; L1', L2'; Q1, Q2, Q3, Q4) eine Beschichtungseinrichtung (29, 29'; 38, 38') zum allseitigen Aufbringen eines vorzugsweise flüssigen Ziehmittels auf die Oberfläche der Materialstränge (L1, L2; L1', L2'; Q1, Q2, Q3, Q4) vorgesehen ist, wobei die Beschichtungseinrichtungen (29, 29', 38, 398') vorzugsweise nach den Vorschubeinrichtungen (28, 28'; 37, 37') angeordnet ist.
- Anlage nach einem der Ansprüche 12 bis 32, dadurch gekennzeichnet, daß für die Querstäbe (Q) eine als Zwischenspeicher dienende Verteil- und Zuführeinrichtung (8) vorgesehen ist, von welcher die Querstäbe taktweise in die Gitterschweißmaschine (9) förderbar sind.
- Anlage nach einem der Ansprüche 12 bis 32, dadurch gekennzeichnet, daß für die Querstäbe (Q) zumindest eine direkte Einschußlinie (E) in der Gitterschweißmaschine (9) vorgesehen ist.
- Anlage nach Anspruch 34, dadurch gekennzeichnet, daß die Einschußlinie (E) mit der Schweißlinie (W) übereinstimmt.
- Anlage nach einem der Ansprüche 12 bis 34, dadurch gekennzeichnet, daß auf einer Seite der Verteilebene (V-V) ein Zwischenspeicher für abgelängerte, gerichtete Längsstäbe vorgesehen ist, aus dem die Längsstäbe vereinzelt der Fördereinrichtung (54) zuführbar sind.
- Anlage nach einem der Ansprüche 12 bis 36, dadurch gekennzeichnet, daß mehrere Einrichtungen (3, 3'; 25 bis 30; 25' bis 30'; 44, 45; 47, 48) zu kompakten Baueinheiten zusammenfaßbar sind.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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AT35099 | 1999-03-02 | ||
AT0035099A AT408196B (de) | 1999-03-02 | 1999-03-02 | Verfahren und anlage zum herstellen von gittermatten |
PCT/AT2000/000035 WO2000051760A1 (de) | 1999-03-02 | 2000-02-14 | Verfahren und anlage zum herstellen von gittermatten |
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EP1075339A1 EP1075339A1 (de) | 2001-02-14 |
EP1075339B1 true EP1075339B1 (de) | 2003-05-14 |
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EP00904674A Expired - Lifetime EP1075339B1 (de) | 1999-03-02 | 2000-02-14 | Verfahren und anlage zum herstellen von gittermatten |
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EP (1) | EP1075339B1 (de) |
AT (2) | AT408196B (de) |
DE (1) | DE50002151D1 (de) |
WO (1) | WO2000051760A1 (de) |
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FI125869B (fi) * | 2013-01-11 | 2016-03-15 | Hattula Tex Oy | Menetelmä teräslangasta valmistetun kaivosverkon valmistamiseksi sekä kaivosverkon käyttö |
GR1008523B (el) | 2014-04-01 | 2015-07-09 | Αντωνιος Παναγιωτη Αναγνωστοπουλος | Μεθοδος και συστημα τροφοδοσιας διαμηκων συρματων ή μπετοβεργων σε μηχανηματα παραγωγης πλεγματος |
CN106944579B (zh) * | 2017-05-24 | 2024-05-24 | 天津市银丰机械系统工程有限公司 | 全自动柔性焊网生产线 |
AT523692B1 (de) * | 2020-03-17 | 2022-05-15 | Evg Entwicklungs U Verwertungs Ges M B H | Verfahren und Vorrichtung zur Herstellung von geschweißten Bewehrungsgittern mit hohen Festigkeits- und Dehnwerten |
BE1028569B1 (nl) * | 2020-08-26 | 2022-03-29 | Ccs Steel Bvba | Werkwijze en inrichting voor de productie van een wapeningsnet |
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AT400934B (de) * | 1988-11-30 | 1996-04-25 | Evg Entwicklung Verwert Ges | Verfahren und anlage zum zuführen von längselementen aus rund- oder flachmaterial zu einer durchlauf-schweissmaschine für gitter oder gitterroste |
AT396882B (de) * | 1990-03-30 | 1993-12-27 | Evg Entwicklung Verwert Ges | Doppelpunktschweissmaschine |
AT404439B (de) * | 1994-02-17 | 1998-11-25 | Evg Entwicklung Verwert Ges | Vorrichtung zum verteilen von stabförmigen elementen |
IT1281466B1 (it) * | 1995-12-22 | 1998-02-18 | Impianti Industriali Spa | Procedimento di produzione di reti elettrosaldate e relativo dispositivo |
AT407719B (de) * | 1998-02-10 | 2001-05-25 | Evg Entwicklung Verwert Ges | Verfahren und anlage zum herstellen von gittermatten |
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1999
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2000
- 2000-02-14 DE DE50002151T patent/DE50002151D1/de not_active Expired - Fee Related
- 2000-02-14 WO PCT/AT2000/000035 patent/WO2000051760A1/de active IP Right Grant
- 2000-02-14 AT AT00904674T patent/ATE240173T1/de not_active IP Right Cessation
- 2000-02-14 EP EP00904674A patent/EP1075339B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ATE240173T1 (de) | 2003-05-15 |
DE50002151D1 (de) | 2003-06-18 |
ATA35099A (de) | 2001-02-15 |
WO2000051760A1 (de) | 2000-09-08 |
AT408196B (de) | 2001-09-25 |
EP1075339A1 (de) | 2001-02-14 |
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