WO2013020957A1 - Dispositif de profilage par laminage pourvu d'un rail de guidage et d'un chariot de serrage pour le guidage défini d'une pièce, et procédé y afférent - Google Patents

Dispositif de profilage par laminage pourvu d'un rail de guidage et d'un chariot de serrage pour le guidage défini d'une pièce, et procédé y afférent Download PDF

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Publication number
WO2013020957A1
WO2013020957A1 PCT/EP2012/065372 EP2012065372W WO2013020957A1 WO 2013020957 A1 WO2013020957 A1 WO 2013020957A1 EP 2012065372 W EP2012065372 W EP 2012065372W WO 2013020957 A1 WO2013020957 A1 WO 2013020957A1
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WO
WIPO (PCT)
Prior art keywords
clamping
workpiece
guide rail
roll
forming
Prior art date
Application number
PCT/EP2012/065372
Other languages
German (de)
English (en)
Inventor
Albert Sedlmaier
Stefan Freitag
André ABEE
Bernard Poks
Original Assignee
Data M Sheet Metal Solutions Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Data M Sheet Metal Solutions Gmbh filed Critical Data M Sheet Metal Solutions Gmbh
Publication of WO2013020957A1 publication Critical patent/WO2013020957A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
    • B21D5/08—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles making use of forming-rollers
    • B21D5/083—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles making use of forming-rollers for obtaining profiles with changing cross-sectional configuration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/02—Advancing work in relation to the stroke of the die or tool
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/02—Advancing work in relation to the stroke of the die or tool
    • B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
    • B21D43/10—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers
    • B21D43/11—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers for feeding sheet or strip material

Definitions

  • Roll profiling device with guide rail and clamping carriage for the defined guidance of a workpiece and associated method.
  • the present invention relates to a roll forming device for cold or hot rolling of profiles of sheet metal according to claim 1 and a method according to claim 13, wherein the or the roll forming a guide rail with a
  • clamping carriage which is movable along the guide rail, wherein a
  • Workpiece is clamped stable on the clamping carriage so as to be moved along defined Umformgerüsten.
  • a strip material made of sheet metal or a metal is formed by means of a number of sets of rollers from cooperating rollers gradually to a desired final cross-section.
  • the rolls of a set of rolls are each firmly mounted on a corresponding Umformgerüst and re-form the strip material which is passed between the rollers.
  • Such a roll forming device is e.g. described in DE 102007059439 B3.
  • Clamping shoes must be included. This is the sheet as good as possible, For example, by hydraulic stamp-like pressing systems or by tape or chain-like systems that wear clamping shoes, clamped and transported for a certain distance in the roll forming In order to prevent slippage of the sheet between the clamping shoes, for example, micro gears are applied to contact points of the clamping shoes to the plate out ,
  • DE 202009007527 discloses an arrangement of the clamping shoes, which are mounted on an endless belt, such as on a rotating chain or a metal belt, and which clamp and transport the workpiece quasi-continuously.
  • the clamping shoes can also be members of the chain themselves.
  • the sheet is held as between two caterpillars and transported at the same time. This also enables a continuous processing process. Lateral support or
  • Guide elements guide the sheet between the clamping shoes, where it is clamped and then transported further in Walprofilprofilraum
  • a problem is a clamping especially in a one-sided and in an asymmetric deformation of the sheet or, a workpiece, with particularly large internal material stresses or distortion forces arise, the corresponding during the forming of the workpiece from the clamping shoes or clamping elements
  • a one-sided deformation of at least one side of the workpiece and then possibly also a second side of the workpiece is nevertheless advantageous from a two-sided transformation, for example if the workpiece is narrow, and so it can only be held on the first side to it on the second side to be processed by roll forming - and then vice versa.
  • Roll forming device that provides a solid, stable and precise guidance in it profiling workpiece along a Profilleriques allows to produce the workpiece according to an ideal line of a desired profile flower can.
  • a further object of the invention is that the stable and precise guidance of the workpiece in the roll profiling device should also permit unilateral forming with minimal distortion of the workpiece.
  • Another object of the invention is that by the stable and precise guidance of the workpiece in the roll forming and a one-sided, asymmetric forming of the workpiece to be made possible with a minimal distortion of the workpiece.
  • a further object of the invention is that the stable and precise guidance of the workpiece in the roll forming device should first enable the one side and then the other side of the workpiece to be deformed with minimal distortion of the workpiece.
  • the roll forming device comprises at least one stable guide rail, which is preferably aligned in the direction of a roll profiling direction, and at least one clamping slide, which is arranged on the guide rail and displaceable along the guide rail with only one degree of freedom.
  • the clamping carriage is firmly and stably connected by a roller bearing, a ball bearing or a slide bearing with the guide rail and has only the one degree of freedom along the guide rail.
  • the guide rail is firmly and stably connected to the Umformgerüsten that deform a workpiece that is clamped on the clamping slide and is driven on the guide rail on the Umformgerüsten along.
  • the clamping carriage has at least one clamping element, by means of which the workpiece is held firmly and stably on the clamping carriage during the rolling profiling.
  • the clamping carriage on a plurality of clamping elements, which may be of a different nature and may in some cases have an impact character,
  • the clamping element is designed as a screw, a hook, a clamping bolt, a clamping shoe or a clamping plate which is clamped by screws.
  • the roll forming device also comprises a second
  • the advantages achieved by the invention are, in particular, that the workpiece and all parts thereof are guided stably defined and have only one degree of freedom in Walzprofiiierraum along the guide rail.
  • Another advantage is the possibility of even narrow workpieces, which can not be held in the center but only clamped sideways due to the narrowness,
  • a further advantage is the ability to roll profiling asymmetric profiles by the firm clamping or clamping of the workpiece on the clamping carriage, without causing the workpiece to distort too much.
  • Fig. 1 shows a schematic arrangement of a roll forming from above, consisting of a first and a second guide rail, each having a first and second associated Umformgerüstilles, which are arranged together mounted on a base base;
  • Figure 2 shows an enlarged detail of Figure 1 of the first Umformgerüstread with the associated first guide rail and a part of the second guide rail, wherein on the first guide rail, a clamping carriage is arranged, which clampingly holds a workpiece, which is moved into the first Umformgerüstvenez.
  • Fig. 3 shows an enlarged detail of Figure 2 of the first Umformgerüstü with the associated first guide rail and the associated clamping carriage, which holds the workpiece, which is formed by first forming rollers.
  • FIG. 4 shows an enlarged detail of FIG. 3 in side view and in FIG
  • FIG. 6 shows a section of the roll forming device similar to that in FIG. 2, with the FIG
  • Fig. 6 shows the same arrangement as in Fig. 5, but with the converted
  • FIG. 7 shows the arrangement of the second forming frame unit as a continuation of FIG.
  • FIG. 8 shows the arrangement of the second forming frame unit as a continuation of FIG.
  • Fig. 9 shows the asymmetrically deformed shape of the workpiece.
  • FIG. 10 shows similar to Figure 4 in side view and in Walzprofilierraum a
  • Fig. 1 is a schematic arrangement of a roll forming in a preferred embodiment according to the invention in a view from above, comprising a first guide rail 1, which is connected to a first forming frame unit via the first base member 15, a second guide rail 1b, with a second Umformgerüstvenez is connected via the second base member 15b, said old elements mounted on a particularly stable, torsionally rigid base base 20 and thus interconnected.
  • the first and the second guide rail 1 which is connected to a first forming frame unit via the first base member 15, a second guide rail 1b, with a second Umformgerüstvenez is connected via the second base member 15b, said old elements mounted on a particularly stable, torsionally rigid base base 20 and thus interconnected.
  • the first and the second guide rail 1 which is connected to a first forming frame unit via the first base member 15, a second guide rail 1b, with a second Umformgerüstvenez is connected via the second base member 15b, said old elements mounted on a particularly stable, to
  • Umformgerüstread each comprise respective Umformgerüste 10, the one
  • Forming or rolling profiling of a workpiece 3 can make.
  • the first and the second guide rails 1 and 1b are preferably arranged parallel to one another and in the direction of a roll profiling direction Z and overlap for a certain length between the first and the second Umformgerüstvenez, wherein the particular length corresponds approximately to the length of the workpiece 3
  • the length of the overlap can also be smaller or larger than the length of the workpiece 3 or even not be present if the forming process, for example, is discontinuous, with the workpiece 3 having to be converted.
  • the roll profiling direction Z in a straight line, as shown by way of example in FIGS. 1 to 8, but also along a curved trajectory, in particular along a trajectory having a constant curvature.
  • the first forming frame unit may have a convex trajectory of the rolling pretilting direction Z along the associated forming stands 10 and the second forming frame unit may have a concave trajectory of the roll profiling direction Z along the associated forming stands 10.
  • the respectively associated with the respective Umformgerüstvenez guide rail 1 and 1b preferably has the same curvature as the respective trajectory of the Umformgerüstvenez.
  • Forming rollers 11 and forming counter rollers 12 and the respective Umformgerüst 10 complies, both in the case of the straight line and in the case of the curved trajectory of the roll forming Z Furthermore, the statement that the
  • the roll forming device Z in the preferred embodiment is designed such that the workpiece 3 (see FIG. 2) is placed on the first guide rail 1 at a position POS_A via a first clamping slide 2, runs along the first forming frame unit which transforms the workpiece. arrives at a position POS_B.
  • the workpiece 3 is released from the first clamping carriage 2 and clamped on a second clamping carriage, which is connected to the second guide rail 1b, wherein the clamping of the workpiece 3 is preferably changed from a first side to a second side of the workpiece to edit or reshape the second page. From the position POS_B, the workpiece 3 becomes at the second
  • Forming scaffold unit where the workpiece 3 is formed on the preferred second side, continue to a position POS "C continue to solve it there from the second clamping slide 2b and remove.
  • Umformgerüstigma if the workpiece 3, for example, to be formed only on one side or if the shape of the workpiece 3 and a clamping along the center of the workpiece 3 allows and at the same time on both sides by the respective Umformgerüste 10 can be transformed.
  • Basfssockel 20 is preferably designed as a particularly stable and torsion-resistant base frame and includes one or more steel beams and / or a
  • an orientation of the first guide rail 1 may differ from the Walzprofilierraum.
  • FIG. 2 shows an enlarged detail of the preferred embodiment of the roll forming device according to FIG. 1, showing in particular the first one
  • a clamping carriage 2 On the first guide rail 1, a clamping carriage 2 is arranged, which holds a workpiece 3 clamped by clamping elements 4. After the clamping carriage 2 has been placed or pushed onto the first guide rail 1, the clamping carriage 2 is firmly connected to the first guide rail 1 with only one degree of freedom in profiling direction Z. In the X and Y directions, the clamping slide 2 has only a small, typical guide bearing clearance (see also FIG. 4). Accordingly, the clamped workpiece 3 can also only move along the roll profiling direction Z.
  • Clamp carriage 2 and the first guide rail 1 to execute or to dimension. This is especially true for a one-sided and / or asymmetric deformation of the workpiece.
  • Forming scaffold unit could be fed correctly positioned or aligned. This in turn makes an advantage of the present invention
  • a preferred embodiment of the clamping carriage 2 is designed as a single, integral clamping carriage 2.
  • Another preferred embodiment of the clamping carriage 2 is designed as a plurality of individual clamping slide 2, which are simply lined up and the one on the first guide rail 1 with each one Degree of freedom also allow a clear, defined guidance of the workpiece 3 along one of the guide rails in profiling Z.
  • the individual, juxtaposed clamping slide 2 can also be interlocked or screwed together to increase the rigidity of an entire arrangement of the clamping carriage 2, If in the course of the description of "the clamping slide 2" is mentioned, it is always shot the possibility in that it can be constructed from a plurality of individual clamping carriages 2, or the workpiece 3 from the several individual ones
  • the clamping carriage 2 preferably has a sliding bearing guide on the first
  • Guide rail 1 wherein other types of bearings, such as roller bearings and ball bearings are also conceivable.
  • an oil pressure injection into the sliding bearing may also be preferred in order to achieve less material abrasion and better sliding.
  • a preferred connection of the clamping carriage 2 with the first guide rail 1 after placing it on the first guide rail 1, for example, in the y-direction, after which the locking between the clamping carriage 2 and the first guide rail 1 in the y-direction by bolted or electromagnetically or hydraulically retractable, lateral headband or the like can be done.
  • Clamping carriage 2 preferably clamping elements 4, such as clamp,
  • clamping slide 2 out of the clamping slide 2 are preferably bolts that fit into corresponding holes 6 of the workpiece 3, thereby the workpiece 3 first on the
  • clamping carriage 2 position and then to be able to clamp.
  • Positioning of the workpiece 3 on the clamping slide 2 are preferably also one or more stops mounted on the clamping slide 2, where the workpiece 3 can be aligned prior to clamping.
  • Stable stops for the workpiece 3 are also used in order to prevent distortion of the respective section of the workpiece 3 in the direction of the respective stop.
  • a screwing of the workpiece 3 and a holding by a spacer on the clamping slide 2 is also understood according to the invention as "clamping", Another way of accurately positioning the
  • Workpiece 3 on the clamping carriage 2 is also the introduction of a profile edge to This allows, for example, to better lock the workpiece 3 on the clamping carriage 2.
  • the workpiece 3 on the non-machined side can be given a shape with hooks and holes through which the workpiece 3 on the
  • the clamping slide 2 can preferably also have a corresponding negative mold to a shape of the workpiece 3 in order to clamp this well,
  • a combination of the above methods for clamping, for example, by holes, clamping elements 4, the profile edge, a Anformung the clamping carriage 2 is also conceivable and depending on the workpiece.
  • clamping elements 4 are automatically attached or tightened by the roll forming and firmly connected, and then automatically released again.
  • the clamping elements 4 can be manually applied and tightened or released again,
  • clamping are also permanent, electromagnets and / or hydraulic elements conceivable,
  • the clamping elements 4 can also be fastened partly through the holes 6 on the clamping carriage 2.
  • FIG. 3 shows an enlarged detail of the preferred embodiment of the roll forming device according to FIG. 2 and, in particular, the first forming frame unit through which the workpiece 3 clamped on the clamping carriage 2 on the second side of the workpiece 3 passes and therein on the first side of the workpiece Workpiece 3 is roll profiled or formed.
  • the workpiece 3 or the first side of the workpiece 3 is in each case formed by a forming frame 10 or by its forming roller 11 and its forming counter-roller 12 and then enters the subsequent forming frame 10.
  • the first guide rail 1 is fixedly connected to the Umformgerüstmaschine through the base member 15 on which the Umformgerüste 10 are fixedly mounted.
  • Forming stands can preferably also have one or more actuators in order to be able to produce asymmetrical profiles, the respective forming stand 10 being moved in a correspondingly controlled manner during the rolling profiling process.
  • the clamping element 4 by a screw 5 which is pressed onto the clamping carriage 2.
  • rough structures are applied to the surfaces of the clamping carriage 2 and the clamping elements 4, which face the workpiece 3, to the highest possible
  • a preferred embodiment of the first guide rail 1 has rails which simultaneously guide the keel carriage 2 and hold it firmly and stably in the X and Y directions. It is also conceivable that the clamping carriage 2 is not held firmly on the first guide rail 1 by the hat-shaped or conical rails in the X and Y directions, but for example, sitting on a surface or on a wide rail of the first guide rail 1 or ., Wherein the clamping slide 2 is held by lateral retaining clips, which are stably mounted on both sides of the first guide rail 1, which can laterally engage in a groove of the clamping carriage 2.
  • one or more of the clamping elements 4 are adjustable or adapted to different types of workpieces 3 adapted to thereby be able to clamp the different types of workpieces 3 with one and the same clamping slide 2 or with one and the same clamping elements 4,
  • Fig. 5 shows a section of the preferred embodiment of
  • the rolling profiling of the first side of the workpiece 3 has been made by the first Umformgerüstmaschine and the workpiece 3 has arrived at the second position POS_B.
  • the workpiece 3 on its first side on a bent by approximately 90 degrees small edge.
  • the workpiece 3 now also along the second side, which is preferably opposite the first side, to be formed or roll profiled the workpiece 3 must be forcibly re-clamped and preferably clamped at the first side, so that the second side of the workpiece 3 for a Editing is free.
  • the second guide rail 1b is preferably arranged parallel to it, on the same as on the first guide rail 1, the second
  • the Clamping carriage 2b is arranged.
  • the first and the second guide rail 1 or 1b, the first and the second clamping slide 2 or, 2b and the first and second clamping elements 4 and 4b in principle do not differ from each other, the same basic considerations and rules apply to the stable Clamp and the guide of the workpiece 3, as described above.
  • the second clamping slide 2b and the second clamping elements 4b have a shape corresponding to the one-sided profiled shape of the Workpiece 3, as it is present at the position POS_B adapted to clamp this page as well, without damaging a created profile,
  • FIG. 6 shows the same section of the preferred roll forming device as in FIG. 5, but after the clamping of the workpiece 3 from the first one
  • Clamping carriage 2 on the second clamping carriage 2b It is preferred, as far as possible, first the clamping of the workpiece 3 on the clamping slide 2, while a clamping on the second clamping slide 2b is made to hold the workpiece 3 in the same position. Thereafter, the clamping is released from the first clamping slide 2 and the first clamping slide 2 is removed if it would not be retained by a stop on the second Umformgerüstech anyway in a further running of the workpiece 3 in the profiling Z and thereby free.
  • the workpiece 3 is further passed in the profiling Z through the second Umformgerüstmaschine with their Umformgerüsten through and formed, In this case, the workpiece 3 is thus clamped to the first side and it is the second side of the workpiece 3 formed. Due to the clamping of the workpiece 3 on the second clamping carriage 2b and the guide on the second guide rail 1b, the workpiece 3, as in the passage through the first Umformgerüstmaschine, guided stable and defined. This is the second
  • the workpiece 3 can first be released from the clamping on the first clamping carriage 2 before it is then clamped to the second clamping carriage 2b.
  • the second guide rail 1b is not parallel or as a continuation to the first guide rail 1, but that the workpiece 3 is set, for example, to another roll profiling device and there to a second clamping slide 2b.
  • FIG. 7 shows a further detail of the preferred rolled profiler device as shown in Fig. 1-2, wherein the deformation of the workpiece 3 is in a state in which the workpiece 3 has been processed in about half of the second forming frame 2b and on an end piece of the second guide rail 1b tapers.
  • FIG. 8 shows the further section of the preferred roll forming device as shown in FIG. 7, wherein the deformation of the workpiece 3 has been completed and the second clamping elements 4b have been removed from the second clamping carriage 2b. The workpiece 3 is finished on the second clamping carriage 2b and can be removed.
  • Fig. 9 finally shows enlarged the preferred workpiece 3, as it has been processed by roll forming, as shown in Fig. 1-8.
  • the preferred workpiece 3 has an asymmetrical shape, but other shapes are just as conceivable.
  • the holes 6 in the middle of the workpiece 3 have preferably been introduced by roll forming prior to the first processing in order to ensure positioning of the workpiece 3 on the clamping slide 2 or 2 b, as well as a more stable clamping, through the holes 6.
  • FIG. 10 shows a sketch in a side view along the profiling direction Z, such as, for example, the preferred workpiece 3 can be fastened and held on the preferred clamping carriage 2 by the preferred clamping element 4.
  • the spacer element 4 is given a spacer function, the clamping element 2 preferably having the stable and accurate stop for the workpiece 3 at a position 7 In this case, the workpiece 3 is preferably clamped stable in the y-direction.
  • the respective clamping element 4 a clamping holding function, wherein the clamping element 2 preferably at a position 8 has the stable and accurate stop for the workpiece 3.
  • the workpiece 3 is preferably additionally by a correspondingly dimensioned clamping in
  • a resulting static friction force is preferably greater than the tensile force of the workpiece in the X direction, for this example, hydraulic or mechanical fferklemmvorraumen advantageous.
  • the workpiece 3, depending on the shape and further processing by roll forming, on the first and on the second side can be processed by roll forming, while only on the first
  • Clamp carriage 2 is clamped or screwed.
  • the workpiece 3 on the first guide rail 1 both at the first, and at the second
  • the roll profiling device also has more than two guide rails 1, 1b.
  • first and / or the second clamping carriage 2, 2 b are driven for example by motors or by hydraulic drives.
  • the position of the first and / or the second clamping carriage 2, 2b is determined by sensors exactly to thereby determine the exact position of the workpiece 3 and the Umformgerüste 10 in an asymmetric
  • the workpiece 3 on the guide rail 1, 1b can be accurately positioned and, if driven, adjustable.
  • the forming stands 10 can be made according to the respective position of the workpiece 3 along the profiling direction Z in the
  • Forming frame unit to be precisely controlled.
  • the workpiece (3) thus always has a defined position and position in relation to the forming stands 10.
  • Roll profiling device is a guide rail 1 and clamping carriages 2 which allow the one or more clamping carriages 2 or more juxtaposed clamping carriages 2 to be automatically removed in rotation from the end of a working area of the guide rail at position POS_B and conveyed back to the beginning of the working area of the guide rail 1 at position POS_A This can be done by a magazine device
  • Clamping carriage 2 made at the beginning of the guide rail 1, which repeatedly sets a next clamping slide 2 on the guide rail 1, or it is only the one Kiemmschlitten 2 placed on a conveyor back to the front or pushed.
  • a kind of chain strap on clamping carriage 2 is also conceivable; the
  • Clamping carriage 2 itself can represent parts of the chain belt.
  • a preferred embodiment of the clamping carriage 2 conical insertion openings for the rails or slightly conical lateral grooves, in which the headband can be locked laterally.
  • a further advantageous embodiment and further development of the roll forming device with the above-described type of unilateral or middle clamping of the workpiece 3 on the respective clamping slide 2, 2b allows a continuous machining process of consecutively following workpieces 3 or a sheet metal strip at the end of the processing of the respective workpiece. 3 , For example, at position POS ⁇ B or POS_C, each separated from the processed sheet metal strip.
  • the sheet-metal strip is fed as a band of workpieces 3 of the roll forming, which is again clamped at position POS_A again by subsequent clamping slide 2,2b, and further transported. It is processed or formed in the or in the Umformgerüstein pulp by the corresponding Walzprofilier methodologies and then released at the end of processing as a workpiece 3 of the clamp, separated and removed.
  • roll forming machines are understood to mean, for example, rollforming machines, rolling mills and other installations for cold or hot rolling and for forming workpieces.
  • a “stable” compound is understood to mean a force-stable, torsionally rigid connection.
  • the terms “forming”, “machining” and “roll profiling” each have the same meaning in the sense of the invention.
  • Stable clamping means that the workpiece 3 does not shift on the clamping carriage 2, 2b during roll forming.

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

Abstract

La présente invention concerne un dispositif de profilage par laminage pour le laminage à froid ou à chaud de matériau en tôle qui représente une pièce (3), comprenant : une unité de cages de formage pourvue d'au moins une cage de formage (10) qui procède à un formage ou à un profilage par laminage d'une pièce (3); le dispositif de profilage par laminage comprenant en outre un rail de guidage (1, 1b) qui est relié à l'unité de cages de formage, qui est disposé parallèlement à la direction de profilage (Z) du dispositif de profilage par laminage et qui présente une distance définie par rapport à la cage de formage (10); au moins un chariot de serrage (2, 2b), lequel (2, 2b) pouvant être déplacé le long du rail de guidage (1, 1b) avec un guidage latéralement stable et présentant un seul degré de liberté le long du rail de guidage (1, 1b); et au moins un élément de serrage (4, 4b) qui est relié de manière libérable au chariot de serrage (2, 2b) de telle manière que la pièce (3) puisse être bloquée entre le chariot de serrage (2, 2b) et l'élément de serrage (4, 4b) ou de nouveau libérée, l'élément de serrage (4, 4b) étant conçu de telle manière que le pièce (3) puisse être maintenue de façon ferme et stable dans sa position et sa forme sur le chariot de serrage (2, 2b) pendant le procédé de profilage par laminage.
PCT/EP2012/065372 2011-08-09 2012-08-06 Dispositif de profilage par laminage pourvu d'un rail de guidage et d'un chariot de serrage pour le guidage défini d'une pièce, et procédé y afférent WO2013020957A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011052539.4 2011-08-09
DE102011052539A DE102011052539A1 (de) 2011-08-09 2011-08-09 Walzprofiliervorrichtung mit Führungsschiene und Klemmschlitten für die definierte Führung eines Werkstücks und dazugehöriges Verfahren

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Publication Number Publication Date
WO2013020957A1 true WO2013020957A1 (fr) 2013-02-14

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PCT/EP2012/065372 WO2013020957A1 (fr) 2011-08-09 2012-08-06 Dispositif de profilage par laminage pourvu d'un rail de guidage et d'un chariot de serrage pour le guidage défini d'une pièce, et procédé y afférent

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WO (1) WO2013020957A1 (fr)

Cited By (1)

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CN112742918A (zh) * 2021-01-25 2021-05-04 潍坊东鑫智能科技有限公司 一种高效精准折弯的折弯机

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Publication number Priority date Publication date Assignee Title
CN104858268B (zh) * 2014-02-24 2016-08-31 北方工业大学 一种定模动辊变截面辊弯成形机

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