EP2988885A1 - Dresseuse à réglage individuel et dispositif de changement d'outil - Google Patents

Dresseuse à réglage individuel et dispositif de changement d'outil

Info

Publication number
EP2988885A1
EP2988885A1 EP14719683.6A EP14719683A EP2988885A1 EP 2988885 A1 EP2988885 A1 EP 2988885A1 EP 14719683 A EP14719683 A EP 14719683A EP 2988885 A1 EP2988885 A1 EP 2988885A1
Authority
EP
European Patent Office
Prior art keywords
straightening
cassettes
interchangeable
cassette
rollers
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP14719683.6A
Other languages
German (de)
English (en)
Other versions
EP2988885B1 (fr
Inventor
Kerry Winklhofer
Rainer Weissbrodt
Lutz Kümmel
Karl-Heinz Hagemann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SMS Group GmbH
Original Assignee
SMS Group 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 SMS Group GmbH filed Critical SMS Group GmbH
Publication of EP2988885A1 publication Critical patent/EP2988885A1/fr
Application granted granted Critical
Publication of EP2988885B1 publication Critical patent/EP2988885B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • 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
    • 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
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/14—Particular arrangements for handling and holding in place complete dies
    • 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
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/14—Particular arrangements for handling and holding in place complete dies
    • B21D37/147—Tool exchange carts

Definitions

  • the invention is directed to a straightening machine with a plurality of each interchangeable interchangeable change cassettes of various types comprehensive change cassette system comprising at least two different types of change cassettes, at least two of the mutually interchangeable change cassettes differ by straightening rollers of different diameters and each type of against each other interchangeable change cassettes at least one upper row and a lower row of adjacent in the direction transverse to the roller longitudinal axes straightening rollers, wherein the straightening rollers of upper and lower row are arranged offset to each other and at least one row of straightening rollers is formed adjustable.
  • the required manufacturing steps usually include straightening to produce flat and low-stress (steel) bands or sheets.
  • straightening the material is bent several times with or without train in leveling machines using straightening rollers to produce the desired straightening effect.
  • straightening flat products the product is usually passed between a group of upper and lower straightening rollers and plastically deformed by appropriate adjustment of the upper and lower straightening rollers.
  • a bending radius which is or may be different depending on the strip thickness and yield strength of the product or material to be straightened and which is realized in each case by means of suitable roll diameter, roller pitches and roller immersion depths.
  • Such a generic straightening machine is known from EP 1 584 384 B1.
  • This document discloses a straightening machine comprising a motorized drive unit and a main drive in drive connection therewith, wherein the main gearbox each interchangeable change cassettes are connected, which change cassettes each have straightening rollers with different sizes and diameters of different straightening rollers.
  • the interchangeable change cassette with straightening rollers which have a small roll diameter, an integrated intermediate gear, which is coupled to the main gear of the straightening machine.
  • Kippjochanwolf both the lower and the upper row of straightening rollers.
  • EP 1 584 384 B1 leveler thus has the disadvantage that by the type of cassettes, ie the number of straightening rollers and the diameter of the straightening rollers each other and the arrangement of the straightening rollers in the change cassette, and thereby that the change cassettes can be used alone in a Kippjochnchtmaschine, which then has the above-mentioned restrictions on the possible geometric settings and Richtrollenangnagna that may have a negative effect on the residual stress distribution of the product to be straightened.
  • the last-mentioned disadvantage can be reduced by the fact that with a cassette change and a gear change is made so that on the engine-equipped drive unit such a transmission is always arranged, the output side is adapted to the number of straightening rollers and the roll diameter of each connected change cassette.
  • a straightening roller machine is known from EP 2,116,315 A1.
  • the provision of many transmissions is worse than a transmission because of the concomitant deterioration in efficiency.
  • straightening machines In order to design a straightening machine in relation to the straightening strategies that can be carried out with respect to tilting yoke machines and to be able to carry out a larger number of different straightening strategies, straightening machines are known from practice whose lower and / or upper row of straightening rollers is equipped with a so-called single adjustment of the straightening rollers /are.
  • each straightening roller or optionally each roller of the lower or upper roller row or roller bank can be dipped separately (in the material or product to be straightened), whereby the number of degrees of freedom in straightening the product compared to Kippjochnchtmaschinen is significantly increased and the hyperextension distribution or Straightening strategy is no longer specified (linear), but is almost freely selectable.
  • these machines are limited in terms of processable product range, as they are equipped with straightening rollers having a (predetermined) straightening roller diameter, so that only products with sufficient residual stress and flatness can be generated, which can be generated with the respective existing straightening diameters of the straightening machine are.
  • the invention has for its object to provide a solution which provides in straightening machines with individual employment at least one straightening roller row a larger range of processable therein flat material products and greater flexibility in terms of the thus feasible straightening strategy.
  • each type of interchangeable interchangeable cassettes one or more the straightening rollers of the lower and / or upper row bearing Richtrollenangnagna (s), the cassettes in each type of change is formed with one of the respective roll diameter independent, same Richtrollenanstells republic is / are each individually, relatively movable and in each type of change cassettes of the same roll diameter independently of the same length formed and arranged in the direction transverse to the longitudinal axes of the rollers adjacent to each other
  • Employment division ranges includes, each of which enables a separate employment of individually or in pairs or in groups on or on a respective Anstells notoriouss Kunststoff arranged straightening rollers.
  • a straightening machine is now proposed, which also has in at least one row a single employment, but then find change cassettes with straightening rollers of different diameters use and replacement of one of the change cassettes against another of the change cassettes but the classification of individual jobs, ie the length of the employment pitch ranges, (essentially) is preserved.
  • each individual straightening rollers of a certain diameter provided in the straightening machine components and adjusting elements are also used in a change to a change cassette with straightening rollers of a different diameter continue and used.
  • the present invention thus provides a straightening machine with a change cassette system In which the use of different straightening roller diameters, straightening roller divisions and possibly also the number of straightening rollers by exchanging one exchange cartridge for another is possible, the change cassettes but are equipped and designed so that the individual employment, ie the individual, in pairs or Groupwise employment of each arranged on or on a Anstells discourages Kunststoffening rollers remains substantially maintained.
  • a straightening machine with individual employment of the straightening cassettes by the formation of mutually exchangeable cassettes and replacement of the exchange cassettes against each other to increase application in relation to the processable with the straightener product range.
  • different straightening roller diameters are arranged interchangeably or interchangeably with individual adjustment or pairwise adjustment or groupwise adjustment, so that over a wide range of flat material or Flat products sufficient plastic deformation can be achieved during straightening and a good residual stress-minimized straightening can be achieved.
  • the designed for a straightening roll single employment can despite the change from a change cassette of one type on a change cassette of the other type with a different roll diameter and optionally - depending on the design of the change cassette different number of rollers - essentially preserved, so that optimized, produce minimized residual stress products and for each individual flat product or flat material to be processed an individually adapted straightening strategy can be run with the straightening machine.
  • a (first alternative) embodiment of the straightening machine according to the invention can be provided that when changing from a change cassette to another change cassette an individual employment of the straightening rollers is maintained, the straightening rollers, however, have different diameters.
  • the straightening roller axis distances both in the upper straightening roller row can be equal or equal in arithmetic mean.
  • the straightening rollers of the upper row and the lower row are usually offset from one another as in the case of straightening roller machines.
  • the number of straightening rollers preferably in each of the (two) change cassettes remains the same, so that in this embodiment, a main gear, which is coupled on the one hand with the straightening rollers and on the other hand with a motor-driven drive unit, use Can be found.
  • the motor-driven drive unit is also replaceable or the motors of the drive unit are interchangeable, so that here by a suitable engine selection the respective required speeds and / or torques can be applied without switching an additional intermediate gear between the straightening rollers and the main gear or a main intermediate gear must become.
  • the roll diameter is changed, but not the number of straightening rolls.
  • the above-mentioned extended product spectrum can be represented herewith. In this case, however, only one gear is used, since the number of straightening rollers for both change cassettes remains the same. However, unnecessary intermediate gears are also avoided here by a suitable engine selection.
  • a further advantage results from the explicit separation of the directional cassettes from the transmission, which can be exchanged separately according to the invention, while in the previous solutions known from the prior art, directional cassettes and gearboxes could only be exchanged together, which represents a disadvantage due to the different service lives ,
  • Replacement cassettes are used with small rollers with a job for thin sheets and larger rolls for thick sheets.
  • the arrangement of the gear for straightening machine is chosen so that always one optimized efficiency in the transmission of motion is ensured and tension of the individual gear stages are minimized.
  • a further change cassette of this embodiment or at a second alternative embodiment of the straightening machine according to the invention can be provided that when changing from a change cassette to another change cassette a single employment of the straightening rollers is maintained, the straightening rollers, however, again have a different diameter, said the straightening roller shaft spacing changes in a ratio that is reciprocal to the factor that results in replacement of the exchangeable cassettes at the position of a pitch range as a multiplier between the number of straightening rollers on or at the respective pitch range before and after replacement of the exchangeable cassettes , wherein the position is one at which each before and after the exchange of the exchange cassettes a Anstells notoriouss Symposium an upper and / or lower row is arranged, each of the maximum number of straightening rollers per Anstell Unsteiling of the respective upper and / or lower row in the respective change cassette has. This is accompanied by a change in diameter of the straightening rollers in the same ratio.
  • the necessary for the processing of the respective sheet or flat products different speeds are achieved by different translations between the drive and the respective change cassette. These translations can be achieved by two independent gears, which are alternatively in engagement with the roller number of the respective cassette with this, reach. Any additional Intermediate gear are not necessary in such an embodiment of the device according to the invention.
  • the smaller rolls of a change cassette in the diameter by a factor of 1 / n smaller than the larger diameter straightening rollers of the other exchange cassette with the result that in the change cassette with the smaller rollers a number of factor nx number size straightening rollers simultaneously be hired with a employment division.
  • the necessary different speeds before and after an exchange of these change cassettes against each other are achieved by different translations between the drive and the respective straightening cartridge. These translations are provided by two independent transmissions which engage each cassette. As a result, unnecessary intermediate gear stages are avoided.
  • This system is able to represent different straightening strategies with both types of replacement cassettes, which allow to optimally produce low-energy-minimized products.
  • each respective setting division region can be set individually, independently of the number of straightening rolls arranged thereon or thereon, whereby it is possible, depending on the number of teeth, to apply a single straightening roll, a pair, to a respective setting division region To adjust or adjust straightening rollers or a group of straightening rollers in the stroke direction. Since two main gears are used without separate intermediate gear stages in this form of employment, eliminating additional joints such as clutches or cardan shafts. In addition, the best possible efficiency between drive and output is achieved with such an arrangement. Another advantage results from the explicit separation between straightening cassette and gearbox, which can be exchanged separately, whereas in the previously known from the prior art solutions only a common exchange was possible, which is a disadvantage due to the different life.
  • the invention provides in an embodiment that are arranged in each case at least in each of the two mutually interchangeable change cassettes in the lower and / or upper row adjacent straightening rollers to each other, that in an exchange of these two change cassettes against each other in the straightening machine at the exchange position before and after the replacement of the change cassettes of the straightening roller axis distance all in the direction transverse to the roller longitudinal axis in each case in a row juxtaposed straightening rollers regardless of the respective roll diameter i) each equal to (X) or
  • the straightening roller axis distance (X, X 2) changes in a ratio that is reciprocal to the factor (n) that occurs when replacing the exchangeable cassettes (1, 9, 10) at the position of a pitch range (8) as a multiplier between the number of straightening rollers (5) on or at the respective Anstells notoriouss Scheme (8) before and after the replacement of the exchange cassettes (1, 9, 10) results, wherein the position is one at which in each case before and after the exchange of Changing cassettes (1, 9, 10) a Anstells notoriouss Scheme (8) of an upper and / or lower row (3, 4) is arranged, each of the maximum number of straightening rollers (5) per Anstells discourages Scheme (8) of the respective upper and / or Lower row (3, 4) in the respective change cassette (1, 9, 10).
  • At least one type of interchangeable interchangeable cassettes has at least one Anstells notoriouss Suite on or at which at least one straightening roller with its longitudinal axis limited in the transverse direction variable arranged.
  • the possibility is further provided that at least two types of interchangeable exchange cassettes per Anstells notoriouss College have the same number of straightening rollers. It is also possible that at least two types of interchangeable exchange cassettes have an equal number of straightening rollers in total and / or each row, which the invention also provides. Another possibility of the embodiment of the invention is that at least two types of interchangeable exchange cassettes have an unequal number of straightening rollers per employment pitch and / or total and / or each row.
  • the invention is further characterized in that it comprises a third type of each interchangeable change cassettes, wherein each adjacent to each other in a row straightening rollers are arranged to each other such that the straightening roller axis distance in the direction transverse to the roller longitudinal axis is different from the straightening roller axis distance in the first and / or the second type of interchangeable change cassettes.
  • the particularly preferred embodiment of this second alternative embodiment of the straightening machine according to the invention is that the straightening roller diameter of the third type of interchangeable exchange cassettes is dimensioned such that at least partially per Anstells notoriouss Kunststoff the Richtrollenanstells notorious several, especially two, straightening rollers are arranged.
  • a particularly useful and advantageous embodiment of the invention also consists in that within a change cassette each straightening rollers have the same diameter. That is, especially when the leveler has change cassettes, each with an upper and a lower row of straightening rollers, this embodiment is useful so that the staggered straightening rollers make equal immersion depths feasible.
  • the invention is equipped with a motorized drive unit and preferably a main transmission.
  • the invention therefore provides in a development that it comprises a motor-equipped drive unit and a main gear which, each with the interposition of propeller shafts, drive each straightening roller of a change cassette individually.
  • the respective mutually interchangeable change cassettes of a leveler but it may also be appropriate that they at least one motorized drive unit and one of the number itself with respect to their number of straightening change cassettes corresponding number of different removable cassettes main transmissions, the cassettes in accordance with the change be exchanged and which, preferably with the interposition of propeller shafts, in each case each straightening roll a change drive cassette individually, which also provides the invention.
  • the invention also provides that the mutually exchangeable change cassettes relative to each other and / or in front of the motorized drive unit and / or the main transmission and / or the removable cassettes main gears are arranged displaceably.
  • this movability can be achieved by that the change cassettes are arranged on traversing carriages, so that they are displaceably movable to the straightening machine or the respective motor-equipped drive unit and / or the main transmission and / or a removable cassette main gear.
  • the invention further provides that it comprises an exchangeable equipped with different engines motorized drive unit or different motorized drive units.
  • the invention also provides that the mutually exchangeable change cassettes have no integrated Richtrollenantriebsgetriebe or intermediate gear.
  • the invention can thus be used two or only a single main gearbox without separate intermediate gear stages or a separate intermediate gear, which can be additional joints, such as clutches or cardan shafts, between the respective straightening rollers of a change and avoid the respective gear or the motor-equipped drive unit and thus creating a achieve the best possible efficiency between the respective drive side and the respective output side of the respective main transmission or change cassette main gear.
  • a particular advantage is obtained when the respective change cassettes have no integrated Richtrollenantriebsgetriebe or intermediate gear, so that the cassettes are not designed to be more expensive than absolutely necessary and can thereby change faster, so that the downtime is reduced in a change process.
  • a straightening machine it is thus possible to equip a straightening machine with a change cassette system, the change cassettes different Types, namely change cassettes of the first to third type described above.
  • a straightening machine is equipped only with two different types of change cassettes.
  • a change cassette system comprising only a change cassettes of the first type and a change cassette of the second type or only a cassette of the first type and a change cassette of the third type comprises, or only a change cassettes of the second type and a change cassette of the third type.
  • FIG. 3 shows a schematic representation of the straightening roller assembly of a third
  • Type of a change cassette of an exchange cassette system of a leveler in a schematic representation of an arrangement of a displaceably mounted motorized drive unit with associated main gears and connected propeller shafts, Fig. 6 in a schematic plan view of a straightening machine placed displaceably arranged change cassettes and in a schematic representation of the arrangement of mutually exchangeable elements of a leveler during a removable cassette change.
  • Fig. 1 shows a schematic cross-sectional view of a generally designated 1 change cassette of a first type, the constituent of at least two change cassettes different type comprehensive change cassette system to each other interchangeable change cassettes in Figs. 5 and 7, generally designated 2 straightening machine ,
  • the change cassette 1 has an upper row 3 and a lower row 4 of straightening rollers 5.
  • the upper row 3 of straightening rollers 5 comprises three straightening rollers and the lower row 4 of straightening rollers 5 comprises four straightening rollers.
  • Each of the straightening rollers has a diameter Y and the roller longitudinal axes 6 in the direction transverse to the longitudinal axis of the rollers 6 adjacent straightening rollers 5 are spaced from each other with a pitch of the pitch X.
  • the straightening rollers 5 of the lower row 4 are supported by a total of 7 designated Richtrollenangna, the one
  • Straightening roller pitch has, in the exemplary embodiment four equally long Anstells discourages Kunststoffe 8 each having the length Z, wherein the length Z of a Anstellstechniks Kunststoffes 8 in the embodiment of FIGS. 1 and 2 corresponds to the distance X adjacent straightening roller longitudinal axes 6.
  • the straightening roller adjustment comprises a straightening roller adjustment graduation with four setting graduation regions 8, of which each adjusting graduation region 8 carries a straightening roller 5.
  • the individual straightening roller adjusting pitches and pitching portions 8 are thus the same length and individually relative to each other in the stroke direction of each drawn double arrow in the vertical direction relative to each other arranged movable relative to each other.
  • FIGS. 1 and 2 show in a likewise schematic sectional view of a generally designated 9 change cassette of a second type.
  • This change cassette 9 of the second type differs in the embodiment of the change cassette 1 of the first type exclusively in that here the straightening rollers now have a smaller diameter Y '.
  • the straightening roller adjustment 7 comprises four individually adjustable and movable adjustment pitch ranges 8, whose length Z corresponds to the pitch X, ie the distance between two adjacent straightening roller longitudinal axes 6.
  • the change cassette 1 of the first type and the change cassette 9 of the second type in the embodiment each have an identical Richtrollenangnagna 7, in which the number of straightening rollers 5 is the same, so that a change cassette 1 of the first type on a straightening machine 2 against a change cassette 9 of the second type can be exchanged, in which case the main transmission or the number of outgoing from a main transmission propeller shafts can be maintained, which will be explained in more detail below.
  • the length Z of the setting part regions 8 is formed differently to the distance X of adjacent straightening roller longitudinal axes 6.
  • the distance X within the Change cassette 9 vary between individual straightening rollers and does not have to be the same between all straightening rollers a change cassette 9.
  • the distance X between the straightening rollers 5 in the arithmetic mean is the same and corresponds to the distance X of the change cassette first
  • FIG. 3 again shows an exchangeable cassette 1 of the first type, but now in a somewhat enlarged view relative to FIG.
  • the straightening roller adjustment 7 with the individual employment dividing regions 8 is identical again. Fig.
  • FIG. 4 shows a likewise schematic sectional view of a generally designated 10 change cassette of a third type.
  • This change cassette 10 now has turn to the change cassettes 1, 9 identical Richtrollenangnagnagna 7.
  • This in turn consists of four individually adjusable employment division regions 8, which in turn each have the identical length Z.
  • the straightening rollers 5 can be arranged symmetrically on or at the straightening roller position 7 such that in each case up to two straightening rollers are arranged on one or on an adjustment division region 8.
  • This is at the change cassette 10 of the third type at least partially - in the embodiment in the middle two Anstells notoriouss Kunststoffen 8 of the change cassette 10 - a pair of employment of the straightening rollers 5 possible.
  • three or more straightening rollers 5 may be arranged on a Anstells discourages Kunststoff the length Z, so that not only a single or in pairs, but also a group employment of straightening rollers 5, depending on the use in exchange cassette 1, 9 or 10 is possible.
  • the straightening roller axis distance X changes with the ratio 1 / n, which is reciprocal to the factor n.
  • a change from a change cassette 9 of the second type can be made to a non-illustrated another embodiment of a change cassette 10 of the third type, in which case only in the alternative embodiment of the change cassette 10 of the third type a change from the diameter Y. 'The change cassette 9 toward a diameter Y72 in the alternative embodiment of the change cassette 10 takes place.
  • the essence of the invention consists in each type of exchange cassette, the employment pitch areas 8 of the Richtrollenan ein 7 identical and unchanged and maintain only a change in the roll diameter and / or the Richtrollenaniere of one or more to be exchanged against each other exchange cassettes to another or more to be exchanged against each other to exchange cassettes of the respective change cassette system.
  • the respective exchangeable cassettes (exchange) system of a leveler 2 but consists of only two types of change cassettes, the interchangeable with each other, one system comprising a first type change cassette 1 and a second type exchange cassette 9 and the other exchange cassette system comprises a first type change cassette 1 and a third type exchange cassette 10.
  • it must not be limited to a straightening machine 2 according to the invention. It may, for example, also have an exchange cassette system comprising all three types of change cassettes described above, namely a change cassette 1 of the first type, a change cassette 9 of the second type and a change cassette 10 of the third type.
  • FIG. 5 shows a schematic representation of a straightening machine 2, which has a with three electric motors 1 1 a, 1 1 b, 1 1 c equipped drive unit 12. Traversed transversely to the motorized drive unit 12 are a change cassette 1 of the first type associated first removable cassette main gear 13 and a change cassette 10 of the third type associated second removable cassette main gear 14 is arranged, depending on the inserted change cassette 1 or change cassette 10 use.
  • the connection between the respectively to be connected change cassette 1 or 10 is made via propeller shafts 15 and a propeller shaft bracket 16.
  • the number of propeller shafts 15 corresponds to the number of straightening rollers 5 in the respective change cassette 1 or 10th
  • the first removable cassette main gear 13 is laterally moved transversely in the direction of arrow 19 and the second removable cassette main gear 14 is moved in the direction of arrow 20 in the previous position of the first removable cassette main gear 13.
  • the change cassette 1 is moved in the direction of arrow 21 in its parking position and the change cassette 10 of the third type is moved in the direction of arrow 22 in a position in front of the motor-equipped drive unit 12 and moved to its operating position second change cassette main gear 14 and then in the direction the arrows 18 and 23 moves to the working position in front of the engine-equipped drive unit 12 and connected to the propeller shafts 15 of the second removable cassette main gear 14.
  • the motorized drive unit 12 is again moved in the direction of arrow 17 on the second change cassette main gear 14 now in position, which position is still shown in FIG. 7 as the position of the previously removed first change cassette main gear 13.
  • the change cassette 10 of the third type is connected and the leveler 2 ready for a next straightening process.
  • the straightening machine 2 is preferably equipped with only one main gear, not shown in the figures, the cassettes 1 and 10 each have the same number of gear outputs for the number of straightening rollers both change, so that this does not have to be changed.
  • the distances between the respective straightening rollers 5 remain within the change cassettes 1 and 9 are the same and only the roll diameter are changed. In this case, it is therefore sufficient to use only one main gear, since the number of straightening rollers 5 in both change cassettes 1 and 9 is the same.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Straightening Metal Sheet-Like Bodies (AREA)

Abstract

L'invention concerne une dresseuse pourvue d'un système de cassettes interchangeables comprenant plusieurs cassettes interchangeables (1, 9, 10) respectivement de différents types, ce système comprenant au moins deux types différents de cassettes interchangeables (1, 9, 10). Au moins deux des cassettes interchangeables (1, 9, 10) se différencient par des rouleaux à dresser (5) de différents diamètres et chaque type de cassettes interchangeables (1, 9, 10) comprend au moins une rangée supérieure (3) et une rangée inférieure (4) de rouleaux à dresser (5) voisins dans une direction transversale aux axes longitudinaux des rouleaux (6). Les rouleaux à dresser (5) des rangées supérieure et inférieure (3, 4) sont décalés les uns des autres et au moins une rangée (3, 4) de rouleaux à dresser (5) est réglable. L'objet de l'invention est de fournir, avec des dresseuses à réglage individuel d'au moins une rangée de rouleaux à dresser, un plus large éventail de produits plats pouvant être traités à l'intérieur de celle-ci et une plus grande flexibilité en ce qui concerne la stratégie de dressage pouvant être mise en œuvre avec cette dresseuse. Cet objectif est atteint par le fait que chaque type de cassettes interchangeables (1, 9, 10) comprend un ou plusieurs postes de rouleaux à dresser (7) portant les rouleaux à dresser (5) de la rangée inférieure et/ou de la rangée supérieure (3, 4). Ces postes (7) sont réalisés, dans chaque type de cassettes interchangeables (1, 9, 10), avec une séparation de réglage des rouleaux à dresser identique indépendante du diamètre respectif des rouleaux à dresser. Cette séparation comprend respectivement diverses zones de séparation de réglage (8) mobiles les unes par rapport aux autres, de même longueur (Z) dans chaque type de cassettes interchangeables (1, 9, 10) indépendamment du diamètre respectif des rouleaux à dresser et disposées au voisinage les unes des autres dans une direction transversale aux axes longitudinaux des rouleaux (6). Ces zones (8) permettent respectivement un réglage séparé des rouleaux à dresser (5) disposés individuellement ou par paires ou par groupes au niveau d'une zone de séparation de réglage (8) respective ou sur celle-ci.
EP14719683.6A 2013-04-23 2014-04-16 Dresseuse à réglage individuel et dispositif de changement d'outil Active EP2988885B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201310207307 DE102013207307A1 (de) 2013-04-23 2013-04-23 Richtmaschine mit Einzelanstellung und Wechselvorrichtung
PCT/EP2014/057726 WO2014173756A1 (fr) 2013-04-23 2014-04-16 Dresseuse à réglage individuel et dispositif de changement d'outil

Publications (2)

Publication Number Publication Date
EP2988885A1 true EP2988885A1 (fr) 2016-03-02
EP2988885B1 EP2988885B1 (fr) 2016-08-03

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP14719683.6A Active EP2988885B1 (fr) 2013-04-23 2014-04-16 Dresseuse à réglage individuel et dispositif de changement d'outil

Country Status (4)

Country Link
EP (1) EP2988885B1 (fr)
CN (1) CN105188977B (fr)
DE (1) DE102013207307A1 (fr)
WO (1) WO2014173756A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018167029A1 (fr) 2017-03-13 2018-09-20 Sms Group Gmbh Procédé de fonctionnement d'une dresseuse à rouleaux et dresseuse à rouleaux
WO2019224060A1 (fr) 2018-05-24 2019-11-28 Sms Group Gmbh Dresseuse

Families Citing this family (10)

* Cited by examiner, † Cited by third party
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AT517335B1 (de) * 2015-10-07 2017-01-15 Berndorf Band Gmbh Verfahren und Vorrichtung zum Herstellen eines Metallbands mit weitgehend parallelen Bandkanten
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CN105188977B (zh) 2017-07-07
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EP2988885B1 (fr) 2016-08-03
WO2014173756A1 (fr) 2014-10-30

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