EP3325186B1 - Installation et procédé destinés à l'élimination de défauts de planéité d'un produit plat métallique - Google Patents
Installation et procédé destinés à l'élimination de défauts de planéité d'un produit plat métallique Download PDFInfo
- Publication number
- EP3325186B1 EP3325186B1 EP16741297.2A EP16741297A EP3325186B1 EP 3325186 B1 EP3325186 B1 EP 3325186B1 EP 16741297 A EP16741297 A EP 16741297A EP 3325186 B1 EP3325186 B1 EP 3325186B1
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- Prior art keywords
- straightening
- rollers
- installation
- flat product
- roller
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- 238000000034 method Methods 0.000 title claims description 17
- 239000002184 metal Substances 0.000 title claims description 7
- 238000009434 installation Methods 0.000 claims description 16
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 230000011664 signaling Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 description 34
- 230000007547 defect Effects 0.000 description 12
- 238000001514 detection method Methods 0.000 description 5
- 238000011156 evaluation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
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Classifications
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- 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
- B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
- B21D1/02—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling by rollers
Definitions
- the invention relates to a system for eliminating flatness errors of a metallic flat product, in particular a sheet or a strip, comprising a plurality of straightening rollers arranged on opposite sides of the flat product.
- the invention relates to a method for eliminating flatness errors of a metallic flat product, in particular a sheet or a strip, using a straightening system.
- Flatness errors of a metallic flat product are deviations of the large surfaces of the flat product from an ideal, in particular flat, target surface.
- the flatness errors can occur, for example, in the form of waves or bulges.
- the flatness of a flat product is an essential quality feature of the flat product.
- Flatness defects are uneven elongations and compressions in the material structure of a flat product, which arise primarily through a rolling process and / or a heat treatment of the flat product. It is known to use either roller straightening machines or bending presses for eliminating flatness flatness defects.
- a roller leveling machine comprises a plurality of straightening rollers arranged on opposite sides of the flat product to be treated in order to be able to eliminate center and edge waves as well as other flatness errors.
- a roller leveler works lengthwise and corrects primarily uniaxial flatness errors in the direction of flow of the flat product through the Roller straightener. In the transverse direction, only a limited correction possibility is given.
- a discontinuous bending process is carried out in which a press head exerts a force locally on the flat product to correct flatness defects. Due to the local exertion of force flatness errors can be corrected in multi-axis direction.
- a bending process is associated with a high cost in terms of the positioning of the flat product relative to the press head and thereby with a very low productivity.
- the generic WO 2013/135688 A1 discloses a continuous apparatus for straightening metal strip.
- the device comprises a plurality of straightening rollers arranged on opposite sides of the metal strip to be straightened.
- Each straightening roller can be assigned in the transverse direction side by side, individually controllable actuators, with which an axial bending curve of the respective straightening roller to optimize the straightening process is adjustable.
- EP 2 475 473 B1 relates to a straightening machine for a belt-shaped material, comprising: a rigid lower support from which extends a plurality of vertical uprights arranged on either side of a longitudinal flow axis of the band-shaped material, a lower rigid straightening cartridge, the lower rigid straightening cartridge undergoing operation during operation of the belt Straightening machine supported on the rigid support, an upper straightening cassette, each cassette comprising a plurality of spaced rollers which are rotatably mounted in bearings with axes perpendicular to the longitudinal axis of the material extending axes.
- the straightening machine comprises: an upper rigid support connected to the vertical uprights and stably fixed to the upper end of each upright, movable means for fixing the upper ones
- Straightening cassette on the upper support which allow the movement of the upper straightening cassette, means for translationally moving the upper straightening cassette relative to the upper rigid support between a rest position in which the rolls of the upper straightening cassette are removed from the rolls of the lower straightening cassette, and a Directional position in which the rollers of the upper straightening cassette are brought to the rollers of the lower straightening cassette to give the band a wavy path, the means are suitable for moving, the deflection of the upper straightening cassette, by the through the passage of the straightened band conditional release force is caused to compensate.
- US 3 156 288 A discloses a leveler with means for tilting work rolls longitudinally (conveying direction through the leveler) and / or in the transverse direction, the work rolls having two cooperating wedge elements which are rotatable relative to each other.
- An upper roll assembly includes work rolls disposed on a frame and supported by rollers in holders. The distance between the upper roll assembly and a lower roll assembly comprising work rolls and back-up rolls is adjusted via a handwheel which drives screw spindles via tie rods and gears to raise or lower a crosshead carrying the upper roll assembly. The upper work rolls are adjusted by adjusting the back-up rolls by operating the handwheel.
- An object of the invention is to make the removal of flatness errors of a metallic flat product, in particular a sheet or a strip, more flexible and simpler and thus more cost-effective.
- a plant according to the invention for eliminating flatness defects of a metallic flat product in particular a sheet or a strip, comprises a plurality of straightening rolls arranged on opposite sides of the flat product, wherein at least two cooperating straightening rolls arranged on opposite sides of the flat product each have at least three axially adjacently disposed, individually engageable Have partial rolls.
- a continuous straightening process can be carried out with the system according to the invention, with which, in particular uniaxial, flatness error of the slab can be corrected in the direction of passage.
- a discontinuous bending presses can be carried out by a targeted individual employment of the sub-rollers with the system according to the invention, in which the individual sub-rollers can be used as press heads to correct multi-axial flatness error of the flat product can.
- the sub-rollers with the system according to the invention in particular continuous, combined straightening and bending presses are performed during a single pass of the slab through the system.
- the sub-rollers as press heads can also act in the transverse direction and at the same time assume a conventional directional function by a superimposed employment.
- the sub-rollers act directly on the flat product.
- the respective sub-roller can be controlled like a press tool of a bending press in order to correct local, in particular multiaxial, flatness errors of the flat product.
- the straightening and the bending presses can be carried out by means of a single system according to the invention.
- this requires two separate systems, namely one for straightening and one for bending presses. Consequently, conventionally, either in a batch operation of a bending press machine in a plurality of axes is bent or uniaxially directed in a continuous operation of a straightening system.
- at least two different types of plant must be maintained, both of which are not always fully utilized. This leads to high investment costs for the two systems and correspondingly high operating costs.
- only a single system according to the invention must be maintained, which is accompanied by a significant reduction of investment costs and operating costs.
- the system according to the invention may also comprise three or more straightening rollers each having at least three axially adjacently arranged, individually engageable part rollers.
- Such a straightening roller may also have four or more axially adjacent to each other, individually engageable part rollers.
- the sub-rollers of each straightening roller can be actively adjusted in each case via at least one own adjusting unit.
- the hiring units are designed for this purpose individually, in particular individually, controllable.
- the respective sub-roller can in particular also be inclined relative to the longitudinal central axis of the respective straightening roller.
- a combination of force and position control can be used.
- the pitching rollers of a straightening roller associated with adjusting units can be made jointly via a common Anstelltechnik, which is particularly advantageous in terms of An horraufwands for a single straightening process.
- At least one adjusting unit comprises at least one mechanical, electromechanical, pneumatic or hydraulic actuator. Also, at least one adjusting unit may comprise a combination of at least two of these actuator variants.
- At least the adjusting units associated with the axially outer part rollers of one of the two straightening rollers each have at least one pivoting unit with which the respective part roller can be adjusted passively inclined to the longitudinal axis of this straightening roller.
- the inclination position of the respective outer part roller can be passively adapted to the bending line set with the cooperating, actively engageable part roller on the opposite side of the flat product, without the need for an active control.
- the swivel unit can pivot the respective sub-roller to allow a running in the direction of passage of the flat product axis.
- the pivot unit can enable pivoting of the respective sub-roller about an axis extending transversely to the direction of passage.
- the pivoting unit may be designed such that upon a pivoting of the respective sub-roller a restoring force is generated by it, with which the sub-roller can be acted upon with force in the direction of its non-pivoted position.
- an edge support and surface damage of the flat product by the contact between the end section of the sub-roller and the flat product can be reliably avoided with the pivoting unit.
- At least one adjusting unit has at least one wedge-lifting unit.
- the sub-roller associated with the adjusting unit is continuously and very accurately adjustable.
- the wedge-lifting unit comprises two wedges with wedge surfaces arranged opposite one another, which can be guided past one another, by means of whose relative movements the employment of the sub-roller takes place.
- a further advantageous embodiment provides that at least one part roller is provided at least one axial end portion with an outer diameter reduction.
- an edge wear and surface damage of the flat product by the contact between the end portion of the sub-roller and the flat product can be reliably avoided.
- the bending function of the sub-roller is intensified.
- the outer diameter reduction can be made, for example, by tangentially grinding a circumferential radius at the end portion of the sub-roll.
- the cooperating, the partial rollers having straightening rollers are offset with respect to a direction of passage of the flat product through the system or not offset from each other.
- the co-operating, the partial rolls having straightening rollers may be arranged with respect to the direction of passage of the flat product through the system between conventional continuous straightening rollers.
- the system comprises at least one signal technically connectable to the AnstelleinRIC control and / or control electronics, which is set up to control the Anstellein whatsoever depending on the quality and position of the flatness of the flat product such that the plant optionally a straightening, a bending press or a combined straightening and bending presses is feasible.
- the respective quality and position of the flatness errors can be determined in advance. This can be done in the course of an automated data logging or a manual data logging or simply by an experienced eye of an operator. Quality information from a production planning and control system can also be considered.
- the control and / or regulating electronics can select the respective mode of operation of the system taking into account information or specifications as well as evaluation criteria on the respective type of error.
- the sub-rollers of a straightening roller are synchronized and act as a continuous straightening roller.
- the operating mode "straightening” it is possible to dispense with the use of the partial rollers or the correspondingly designed straightening rollers.
- the flatness of the flat product is only in uniaxial direction, as in a conventional roller straightening machine, improved.
- "bending presses” is an isolated operation of the part rolls having straightening rolls according to a conventional bending press. Local, multiaxial flatness errors of the slab are corrected.
- the system comprises at least one detectable device which can be connected to the control and / or regulating electronics in order to detect a quality and position of the flatness error of the flat product to be treated with the system or of the system treated with the system.
- a subjective flatness evaluation can be replaced by an objective flatness evaluation by the control and / or regulating electronics.
- the inlet-side detection of the quality and position of the flatness error of the flat product to be treated with the system which is also required for the choice of the respective operating mode of the system, serves for a preset of the system (feed-forward control).
- About the outlet detection of quality and position the flatness error of the flat product treated with the system may be provided with a modified setup (feed backward control).
- a bending press or a combined straightening and bending presses is performed with the straightening system.
- Figures 1 and 2 schematically show possible convex or concave Richtspaltgeometrien to eliminate flatness errors of an unplanned, metallic flat product 2, in particular a sheet or a strip.
- the plant 1 comprises a plurality of straightening rollers 3 and 4 arranged on opposite sides of the flat product 2, of which in FIG. 1 only two are shown.
- the cooperating straightening rollers 3 and 4 shown each have three axially adjacently arranged, individually engageable part rollers 5 and 6, respectively.
- the sub-rollers 5 and 6 of each straightening roller 3 and 4 are each active on at least one own Anstellech 7 corresponding to the double arrows 8.
- At least one adjusting unit 7 may have at least one mechanical, electromechanical, pneumatic or hydraulic actuator, not shown.
- the sub-rollers 6 are shown as a solid line in a state in which the actuators do not work.
- At least one sub-roller 5 or 6 may be provided on at least one axial end portion with an outer diameter reduction, not shown.
- the cooperating, the sub-rollers 5 and 6 having straightening rollers 3 and 4 may be with respect to a passage direction x of the flat product 2 offset by the system 1 or not offset from each other.
- the adjusting units 7 assigned to the axially outer part rollers 6 of the straightening roller 4 each have a pivoting unit 9 with which the respective part rollers 6, as in FIG FIG. 1 shown, passively inclined to the longitudinal central axis 10 of the straightening roller 4 is adjustable.
- Each pivoting unit 7 comprises a rocker 11 which is pivotally mounted about an axis 12 aligned parallel to the passage direction x of the flat product 2 through the system 1.
- each pivoting unit 7 comprises two compression springs 13, which each generate a restoring force upon pivoting of the rocker 11 from the position shown, with which the rocker 11 is acted upon in the direction of the position shown with force.
- the adjusting units 7 assigned to the axially outer sub-rollers 6 each have a wedge-lifting unit 14 with two wedges 15 and 16, by the relative position of which the respective setting of the respective sub-roller 6 is defined.
- the adjusting units 7 are jointly employable via a common adjusting unit 17, which has a wedge-lifting system formed by the wedges 18 and 19.
- the system 1 comprises a signaling technology with the Anstelleinigan 7 connectable, not shown control and / or control electronics, which is adapted to control the Anstelleinigan 7 depending on the respective quality and position of the flatness error of the metallic flat product 2 such that with the system 1 optional a straightening, a bending presses or a combined straightening and bending presses is feasible.
- the system 1 can furthermore have at least one detection device (not shown) connectable to the control and / or regulating electronics for detecting a quality and position of the flatness error of the metallic flat product 2 to be treated with the system 1 or treated with the system 1.
- at least one detection device (not shown) connectable to the control and / or regulating electronics for detecting a quality and position of the flatness error of the metallic flat product 2 to be treated with the system 1 or treated with the system 1.
- FIGS. 3 to 5 show possible integrations of the split straightening rolls (bending press function) in or on a conventional roll straightening machine (Directional function).
- the plant 1 comprises a plurality of straightening rolls 3, 4 and 20 arranged on opposite sides of the flat product.
- Two arranged on opposite sides of the metallic flat product, co-operating straightening rollers 3 and 4 each have at least three axially adjacent to each other, individually engageable, not shown sub-rollers.
- the sub-rollers of each straightening roller 3 and 4 are each active on at least one not shown own Anstellech.
- At least one adjusting unit comprises at least one mechanical, electromechanical, pneumatic or hydraulic actuator.
- At least the adjusting units associated with the axially outer part rollers of one of the two straightening rollers 3 and 4 can each have at least one pivot unit, not shown, with which the respective part roller is passively inclined to the longitudinal center axis 10 of this straightening roller 3 and 4, respectively.
- At least one adjusting unit may have at least one wedge lifting unit, not shown.
- At least one sub-roller may be provided on at least one axial end portion with an outer diameter reduction, not shown.
- the cooperating, the partial rolls having straightening rolls 3 and 4 are offset with respect to a passage direction x of the flat product through the system 1 to each other.
- the other straightening rollers 20 are correspondingly offset from each other and arranged to the straightening rollers 3 and 4.
- the system 1 includes a signal technically connectable to the Anstellein inch, not shown control and / or control electronics, which is set up to control the Anstellein inch depending on the respective quality and position of the flatness error of the metallic flat product such that with the Appendix 1 optionally straightening, a bending press or a combined straightening and bending presses is feasible.
- the system 1 may further include at least one signal technically connectable to the control and / or regulating electronics, not shown detecting means for detecting a quality and position of the flatness of the treated with the system 1 or treated with the system 1 metallic flat product.
- FIG. 4 shows a schematic representation of another embodiment of an inventive system 1 for eliminating flatness errors of a metallic flat product, not shown, in particular a sheet or a belt.
- This Appendix 1 differs from the in FIG. 3 shown embodiment, that four straightening rollers 3 and 4 are present, each having at least three axially adjacent to each other, individually engageable, not shown sub-rollers, and that these straightening rollers 3 and 4 formed by the straightening rollers 20 conventional roller straightening unit with respect to the passage direction x of the metallic Flat product through the system 1 upstream or downstream.
- the Appendix 1 corresponds to the in FIG. 3 shown embodiment, which is why here to avoid repetition of the above description of FIG. 3 is referenced.
- FIG. 5 shows a schematic representation of another embodiment of an inventive system 1 for eliminating flatness errors of a metallic flat product, not shown, in particular a sheet or a belt.
- This Appendix 1 differs from the in FIG. 4 shown embodiment, that only two cooperating straightening rollers 3 and 4 are present, each having at least three axially adjacent to each other, individually engageable, not shown sub-rollers and with respect to the direction of passage x of the metallic flat product through the system 1 the straightening rollers 20 upstream or downstream are, and that the straightening rollers 3 and 4 with respect to the passage direction x of the metallic flat product through the system 1 are not offset from one another.
- Annex 1 corresponds to the one in FIG. 3 shown embodiment, which is why here to avoid repetition of the above description of FIG. 3 is referenced.
- FIG. 6 shows a schematic representation of a part roller 5 and 6 of a further embodiment of an inventive system for eliminating flatness errors of a metallic flat product, not shown, in particular a sheet or a belt.
- the sub-roller 5 and 6 can in one of the FIGS. 1 to 5 used plants are used.
- the sub-roller 5 or 6 is provided at both axial end portions each with an outer diameter reduction 21 in the form of a radius for minimizing sheet metal surface defects by edge support.
- FIG. 7 shows a schematic representation of an embodiment of an inventive method for eliminating flatness errors of a metallic flat product, not shown, in particular a sheet or a belt, using a straightening unit, not shown, with the optional straightening, a bending presses or a combined straightening and bending presses are performed can.
- the straightening system can according to one of the in the FIGS. 1 to 6 be shown embodiments.
- step 100 data on the flatness of the metallic flat product to be treated with the straightening system are recorded.
- step 200 it is determined whether a bending press is required to eliminate flatness defects of the metallic flat product.
- information 300 in the form of specifications or evaluation criteria of flatness errors is taken into account, in particular whether they are edge waves, center waves, bowls or the like. This information 300 may come from tables, process models, or visual capture by an operator. If it is determined in step 200 that no bending press (-) is required, in step 400 the operating mode "straightening" is initiated, in which a single-axis Aligning the metallic flat product by means of the straightening system takes place.
- step 200 part rolls having straightening rollers operated as a continuous straightening rollers or not involved in the straightening process.
- step 500 the required amount of deformation is calculated.
- step 600 it is determined in step 600 whether the quality of the flatness error is such that the flatness errors can be corrected in a single pass of the metallic flat product by the straightening system or not. If, in step 600, the flatness errors can be corrected in a single pass of the metallic flat product by the straightening system (+), the method "combined straightening and bending presses" is initiated in step 700.
- the straightening rollers having the part rollers for correcting multi-axial flatness errors for example, bowls
- the straightening rollers having the partial rollers can be controlled superimposed and thereby simultaneously used for correcting waves. If, in step 600, the flatness errors can not be corrected by the straightening system (-) in a single pass of the metallic flat product, the "bending presses" operating mode is initiated in step 800. In this case, multiaxial flatness errors are corrected by means of the straightening rollers having the partial rollers. Subsequently, in step 900, it is determined whether further treatment of the metallic flat product to eliminate flatness defects is required. If so, move to step 100.
- FIG. 8 shows a schematic detail of an embodiment of a control concept for a system according to the invention for eliminating flatness errors of a metallic flat product, not shown, in particular a sheet or a belt, given operation of the system.
- step 110 an inlet-side detection of flatness errors of the metallic flat product takes place.
- the step 110 may include data 210 from a Hot rolling mill, a visual inspection or measurements of the flatness of the metallic flat product to be supplied. Planarity data is generated in step 310.
- the flatness data is subjected to a flatness error analysis in step 410.
- the position of the respective flatness error in the width direction and length direction of the metallic flat product and the depth of the respective flatness error are determined.
- the data from step 410 or optionally, feed-forward control, the data from step 310, is provided to a plant controller and / or controller 510 to set a plant setup.
- the plant control and / or - regulation 510 then generates control signals 610 for controlling the adjusting units of the straightening rollers 3, 4 or 20 of the system.
- step 710 an outflow-side detection of flatness errors of the metallic flat product can take place.
- the resulting measurements 810 are subjected to a flatness error analysis in step 910.
- the position of the respective flatness error in the width direction and length direction of the metallic flat product and the depth of the respective flatness error are determined.
- step 920 at least one correction value is determined, which is supplied to the plant control and / or regulation 510.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Straightening Metal Sheet-Like Bodies (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Claims (10)
- Installation (1) destinée à supprimer des défauts de planéité d'un produit plat métallique (2), en particulier d'une tôle ou d'une bande, présentant plusieurs cylindres de dressage (3, 4, 20) disposés sur les côtés opposés du produit plat (2), caractérisée en ce qu'au moins deux cylindres de dressage en coopération (3, 4) disposés sur les côtés opposés du produit plat (2) présentent respectivement au moins trois cylindres partiels (5, 6) qui peuvent être placés de manière individuelle, disposés en voisinage axial les uns par rapport aux autres.
- Installation (1) selon la revendication 1, caractérisée en ce que les cylindres partiels (5, 6) de chaque cylindre de dressage (3, 4) peuvent être respectivement placés de manière active via au moins une unité de placement propre (7).
- Installation (1) selon la revendication 2, caractérisée en ce qu'au moins une unité de placement (7) présente au moins un actionneur mécanique, électromécanique, pneumatique ou hydraulique.
- Installation (1) selon la revendication 2 ou 3, caractérisée en ce qu'au moins les unités de placement (7) attribuées aux cylindres partiels (5, 6) externes en direction axiale d'un des deux cylindres de dressage (3, 4) présentent respectivement au moins une unité de pivotement (9) avec laquelle le cylindre partiel respectif (5, 6) peut être placé passivement en inclinaison par rapport à l'axe médian longitudinal (10) de ces cylindres de dressage (3, 4).
- Installation (1) selon l'une quelconque des revendications 2 à 4, caractérisée en ce qu'au moins une unité de placement (7) présente au moins une unité de levage escamotable (14).
- Installation (1) selon l'une quelconque des revendications 1 à 5, caractérisée en ce qu'au moins un cylindre partiel (5, 6) est muni d'une réduction du diamètre externe (21) contre au moins un tronçon terminal axial.
- Installation (1) selon l'une quelconque des revendications 1 à 6, caractérisée en ce que les cylindres de dressage en coopération (3,4) présentant les cylindres partiels (5, 6) sont disposés en décalage réciproque ou non en décalage réciproque à travers l'installation (1) par rapport à une direction de défilement (x) du produit plat (2).
- Installation (1) selon l'une quelconque des revendications 1 à 7, caractérisée par au moins une électronique de commande et/ou de réglage reliée via une technique de signalétique aux unités de placement (7), qui est conçue pour exciter les unités de placement (7) en fonction de la qualité et de la position respective des défauts de planéité du produit plat (2) d'une manière telle qu'avec l'installation (1), on peut mettre en oeuvre de manière sélective un dressage, un cintrage à la presse ou bien un dressage et un cintrage à la presse combinés.
- Installation (1) selon la revendication 8, caractérisée par au moins une unité d'enregistrement qui peut être reliée à l'électronique de commande et/ou de réglage pour l'enregistrement d'une qualité et d'une position des défauts de planéité du produit plat (2) qui doit être traité avec l'installation (1) ou qui est traité avec l'installation (1).
- Procédé pour supprimer les défauts de planéité d'un produit plat métallique (2), en particulier d'une tôle ou d'une bande, via l'utilisation d'une installation de dressage (1), caractérisé en ce qu'on met en oeuvre, avec l'installation de dressage (1) un cintrage à la presse ou bien un dressage et un cintrage à la presse combinés.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102015213788.0A DE102015213788A1 (de) | 2015-07-22 | 2015-07-22 | Anlage und Verfahren zum Beseitigen von Planheitsfehlern eines metallischen Flachprodukts |
PCT/EP2016/067142 WO2017013099A1 (fr) | 2015-07-22 | 2016-07-19 | Installation et procédé destinés à l'élimination de défauts de planéité d'un produit plat métallique |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3325186A1 EP3325186A1 (fr) | 2018-05-30 |
EP3325186B1 true EP3325186B1 (fr) | 2019-04-17 |
Family
ID=56497759
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP16741297.2A Active EP3325186B1 (fr) | 2015-07-22 | 2016-07-19 | Installation et procédé destinés à l'élimination de défauts de planéité d'un produit plat métallique |
Country Status (8)
Country | Link |
---|---|
US (1) | US11179759B2 (fr) |
EP (1) | EP3325186B1 (fr) |
JP (1) | JP6694502B2 (fr) |
KR (1) | KR102094764B1 (fr) |
CN (1) | CN107921501B (fr) |
DE (1) | DE102015213788A1 (fr) |
RU (1) | RU2703743C2 (fr) |
WO (1) | WO2017013099A1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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DE102018203638A1 (de) | 2017-03-13 | 2018-09-13 | Sms Group Gmbh | Verfahren zum Betreiben einer Rollenrichtmaschine und Rollenrichtmaschine |
CN113500113B (zh) * | 2021-07-29 | 2022-12-27 | 山东龙口三元铝材有限公司 | 铝卷材裁切收卷一体机 |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
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US1762292A (en) * | 1925-05-06 | 1930-06-10 | Morgan Construction Co | Rolling-mill housing and bearing construction |
US2254461A (en) * | 1938-11-17 | 1941-09-02 | Mckay Machine Co | Roller leveler |
DE1097241B (de) * | 1953-11-09 | 1961-01-12 | Hollmann Werke G M B H | Presse zum Biegen und Richten |
GB914020A (en) * | 1960-10-18 | 1962-12-28 | Head Wrightson & Co Ltd | Roller leveller straightening machines for metal plates, sheet or strip |
DE2344613C3 (de) | 1973-09-05 | 1979-10-25 | Th. Kieserling & Albrecht, 5650 Solingen | Zwei-Walzen-Richtmaschine für Rundmaterial wie Stangen und Rohre |
SU528984A1 (ru) | 1975-04-21 | 1976-09-25 | Старо-Краматорский Ордена Трудового Красного Знамени Машиностроительный Завод Им.Орджоникидзе | Правильный валок косовалковой машины |
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BR112012005193B1 (pt) * | 2009-09-09 | 2019-10-22 | Primetals Tech France Sas | máquina de aplainamento de uma cinta de material e cassete de aplainamento flexível |
WO2011092754A1 (fr) * | 2010-01-29 | 2011-08-04 | スチールプランテック株式会社 | Egalisateur à rouleaux |
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2015
- 2015-07-22 DE DE102015213788.0A patent/DE102015213788A1/de not_active Withdrawn
-
2016
- 2016-07-19 JP JP2018502769A patent/JP6694502B2/ja active Active
- 2016-07-19 RU RU2017142734A patent/RU2703743C2/ru active
- 2016-07-19 WO PCT/EP2016/067142 patent/WO2017013099A1/fr active Application Filing
- 2016-07-19 US US15/740,966 patent/US11179759B2/en active Active
- 2016-07-19 KR KR1020187000690A patent/KR102094764B1/ko active IP Right Grant
- 2016-07-19 EP EP16741297.2A patent/EP3325186B1/fr active Active
- 2016-07-19 CN CN201680042947.6A patent/CN107921501B/zh active Active
Non-Patent Citations (1)
Title |
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RU2703743C2 (ru) | 2019-10-22 |
JP2018527188A (ja) | 2018-09-20 |
KR20180048562A (ko) | 2018-05-10 |
CN107921501A (zh) | 2018-04-17 |
DE102015213788A1 (de) | 2017-01-26 |
EP3325186A1 (fr) | 2018-05-30 |
US20180185897A1 (en) | 2018-07-05 |
CN107921501B (zh) | 2020-10-20 |
JP6694502B2 (ja) | 2020-05-13 |
RU2017142734A3 (fr) | 2019-08-22 |
RU2017142734A (ru) | 2019-08-22 |
US11179759B2 (en) | 2021-11-23 |
KR102094764B1 (ko) | 2020-03-31 |
WO2017013099A1 (fr) | 2017-01-26 |
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