EP2881187A1 - Planeuse à cylindres et procédé d'inspection, de maintenance et de remise en état d'une planeuse à cylindres - Google Patents

Planeuse à cylindres et procédé d'inspection, de maintenance et de remise en état d'une planeuse à cylindres Download PDF

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Publication number
EP2881187A1
EP2881187A1 EP13195855.5A EP13195855A EP2881187A1 EP 2881187 A1 EP2881187 A1 EP 2881187A1 EP 13195855 A EP13195855 A EP 13195855A EP 2881187 A1 EP2881187 A1 EP 2881187A1
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EP
European Patent Office
Prior art keywords
straightening
bearing strips
rollers
roller
roller mill
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
EP13195855.5A
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German (de)
English (en)
Other versions
EP2881187B1 (fr
Inventor
Christian Hartmann
Kevin Wölfle
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.)
Arku Maschinenbau GmbH
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Arku Maschinenbau 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 Arku Maschinenbau GmbH filed Critical Arku Maschinenbau GmbH
Priority to DK13195855.5T priority Critical patent/DK2881187T3/da
Priority to PL13195855.5T priority patent/PL2881187T3/pl
Priority to EP13195855.5A priority patent/EP2881187B1/fr
Publication of EP2881187A1 publication Critical patent/EP2881187A1/fr
Application granted granted Critical
Publication of EP2881187B1 publication Critical patent/EP2881187B1/fr
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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 present invention relates to a roller straightening machine for straightening straightening material, in particular straps and metal parts, which can be inspected, maintained and maintained in a simple and fast manner, including cleaning. Furthermore, the present invention relates to a method for inspecting, servicing and maintaining a roller leveler including cleaning work.
  • Rolled materials such as strip steel or even rolled, in particular hot rolled sheets, have on its surface after the manufacturing process impurities such as scaling, which are replaced when straightening means Walzenrichtmaschinen by the bends of the material, after which they fall by gravity or at the top Stick to elements of the roller leveler.
  • Roll leveling machines conventionally have an upper and a lower roll mill, with an upper or lower leveling unit, wherein the upper leveling unit with respect to the lower leveling units by means of a plurality of drives moves up and down and, for example, to set the bite gap, can be inclined.
  • the upper leveler conventionally comprises a plurality of upper straightening rollers and the lower straightening unit comprises a plurality of lower straightening rollers.
  • the upper straightening rollers are mounted in upper bearing strips, and the lower straightening rollers are mounted in lower bearing strips.
  • a plurality of upper support rollers of the upper leveler and lower support rollers of the lower leveler serves to support the upper and lower straightening rollers, wherein the upper and lower support rollers are in turn mounted in a plurality of Stauerrollenböcken.
  • roller leveling machines In the operation of roller leveling machines not only cleaning operations must be carried out at certain intervals, but also include inspection, maintenance and repair work. This work is the more complex the larger the straightening machines are.
  • Large straightening machines have heavy straightening rolls of up to 500 kg and more per straightening roll.
  • the present invention is particularly suitable for large roll leveling machines with large and heavy leveling rolls.
  • the support rollers are freely accessible and can be moved out together with the Stauerrollenböcken from the leveler - in the axial direction of the straightening rollers - inspected and cleaned.
  • Other maintenance work such as the relubrication of bearings can also be done.
  • the present invention is therefore based on the object to improve a roller leveler of the type mentioned in such a way that a much simpler and time-saving inspection, maintenance and servicing of the leveler including cleaning of the lower and upper support rollers is made possible.
  • the roller leveler of the present invention is characterized in that the lower bearing bars are releasably connectable from the lower roller mill and detachably connectable to the upper bearing bars, so that when raising the upper roller mill, the lower straightening rollers can be raised together with the upper straightening rollers, and the lower support rollers can be moved along with their lower Stauerrollenböcken from the straightening machine along the axis of movement of the straightening material and / or that the upper bearing strips on the lower bearing strips and detachable from the upper roller mill, whereby after lifting the upper roller mill, the upper support rollers together with their upper Stauerrollenböcken along the axis of movement of the straightening material can be moved out.
  • the great advantage is achieved that in a quick and easy way and in particular by means of the existing drive on the one hand, a method of lower leveling rolls is made possible upwards, whereby the free accessibility of the lower support rollers is enabled and on the other hand, a free accessibility of the upper support rollers is created in that the upper bearing strips are detachable from the upper roller mill and can be stored on the lower bearing strips.
  • the straightening rollers remain in the straightening machine.
  • these are bolted to the upper bearing strips for lifting the lower bearing strips.
  • connection of the two bearing strips takes place, for example, in that angle rails are provided as connecting elements between the lower bearing strips and the upper bearing strips, one angle rail each being arranged in a respective lateral end section of the lower bearing strips and the upper bearing strips.
  • the detachable connection can be realized that are provided as connecting elements of the lower bearing strips with the upper bearing strips connecting plates on the outer longitudinal side of the lower and upper bearing strips, which are releasably connected by screws with the lower and upper bearing bar.
  • a positive releasable connection of the lower bearing strips with the upper bearing strips by means of sliding wedge-shaped connecting elements is provided, each of which is slidably mounted in a groove in the lower bearing bar and each in a notch of the upper bearing bar for temporary connection Both bearing strips can be inserted.
  • the movement of the wedges can be done hydraulically, electrically or pneumatically.
  • This method thus allows for a quick inspection, maintenance and service procedure including cleaning of the lower support rollers while avoiding the disassembly and reassembly of the lower leveling rollers.
  • the upper bearing strips and the lower bearing strips are screwed together via connecting elements, such as angle bars or connecting plates. This only requires very simple connection elements.
  • the upper bearing strips and the lower bearing strips can be releasably connected together by means of connecting wedges.
  • the support roller blocks When retracted, the support roller blocks can also be easily exchanged.
  • FIG. 1 perspective view of a roller leveling machine 1 according to the invention is shown.
  • the roller leveler 1 has conventionally an upper roller mill 3 and a lower roller mill 5.
  • the upper roller mill 3 comprises an upper straightening unit, which, as particularly clear from Fig. 9 can be seen formed from top straightening rollers 7, stored in upper bearing strips 8 and upper support rollers 20 for supporting the upper straightening rollers 7, wherein the upper support rollers 20 are mounted in upper support roller blocks 25.
  • the roller leveler 1 further comprises a lower straightening unit, the lower straightening rollers 9, mounted in lower bearing strips 10, and lower support rollers 15, which in turn are mounted in lower Stauerrollenböcken 16.
  • the upper and lower straightening rollers 8, 10 are driven by propeller shafts 11, which in turn are in connection with a not shown and conventional drive device 13. By the propeller shafts 11, it is possible to move both the upper and the lower straightening rollers 7, 9 in the vertical direction, without the propeller shafts 11 would have to be decoupled from the straightening rollers 7, 9.
  • Each lower straightening roller 9 is supported by two support rollers 15 of the lower support roller block, wherein in the illustrated embodiment, four support roller blocks 16 and thus eight rows of support rollers 15 are present. This will be more specific with reference to the Fig. 4 . 5 and 9 will be described below.
  • Fig. 1 the upper support roller blocks 25 are covered with trim panels 19.
  • Fig. 1 the operating position of the straightening machine 1 is shown for straightening.
  • the upper bearing strips 8 are spaced from the lower bearing strips 10.
  • Fig. 2 . 3 . 10 . 11 and 12 the roller leveler 1 according to the invention is shown in a position in which the upper bearing strips 8 rest on the lower bearing strips 10 and the lower bearing strips 10 are connected to the upper bearing strips 8.
  • the lower straightening rollers 9 mounted therein are also raised and release the lower support rollers 15 and thus their support roller blocks 16.
  • the particular advantage of this arrangement is also that a conventional roller straightening machine is equipped with such drives 17, so that for lifting the lower bearing strips 10 together with the lower straightening rollers 9 only a connection of the lower bearing strips 10 must be accomplished with the upper bearing strips 8.
  • Fig. 3 It is shown how the lower support roller blocks 16 can be moved out of the roller leveler 1.
  • support roller bracket supports 57 which are formed from triangular angle rails, attached to a machine bed 6 of the lower roller frame 5 and can be pulled out on the lower running surfaces 59, with reference to the Fig. 4 and 13 is described
  • Fig. 4 in which the bottom straightening rollers 9 are shown mounted in the lower bearing strips 10 schematically in a view from below.
  • the lower straightening rollers 9 are supported on the support rollers 15, which are rotatably mounted in the lower Stützrollenböcken 16.
  • the set of lower straightening rollers 9 according to Fig. 4 a total of five lower straightening rollers 9, wherein each two support rollers 15 support a supporting roller block 16 a lower straightening roller 9 and support.
  • Support rollers 15, which support a lower straightening roller 9, are alternately arranged on the two sides of the lower support roller blocks 16, as more clearly Fig. 5 evident.
  • the lower support roller blocks 16 In order to more easily move the lower support roller blocks 16 along the support roller bracket 57, the lower support roller blocks 16 have roller blocks 61 in the region of their end sections.
  • a housing 63 is a coil spring, at the lower end of a bearing block 65 is mounted, which serves to support a rotatable roller roller 67.
  • the roller block 61 is relieved, since no weight of the lower straightening rollers 9 lies more on the support roller blocks 16 and thus on the rolling blocks 61.
  • the prestressed rollers 67 can lift the rolling block 61 and thus lift the entire support roller block 16. This allows the support roller blocks 16 in a simple and easy way, as in Fig. 3 shown, rolled out of the roller leveler 1 by means of the support roller bracket 57 and rolled and driven back into or rolled.
  • Fig. 5 are shown in perspective and schematically next to the lower Stauerrollenböcken 16 and the upper support roller blocks 25. If the lower support roller blocks 16 each have six support rollers 15 for supporting five lower leveling rollers 9, then the upper support roller blocks each have five support rollers 15 which are used to support four upper leveling rollers (in FIG Fig. 5 not shown) serve.
  • Fig. 6 in which an embodiment of the present invention is shown schematically.
  • the upper bearing bar 8 and the lower bearing bar 10 are connected to one another via an angle rail 29, namely screwed by means of screws 30.
  • the lower bearing strip 10 is in the operating position with a support plate 41 by means of screws (not shown), which extend through through holes 51 in the support plate 41 and engage in corresponding threads of the bearing strip 10.
  • lateral recesses 47 and openings or pockets 49 are provided in the support plate 41, in which also appropriate tools for tightening the screws or for releasing the screws can engage to the in Fig. 6 to get shown state.
  • the upper bearing bar 8 is screwed in a similar manner by means of screws 53 which are located in lateral recesses 47 and in an opening 49 or pocket 49, with a retaining plate 39.
  • the in the embodiment according to Fig. 6 made "division" of the storage of straightening rolls in an actual storage bar and a lower support or upper plate has the advantage that a corresponding reduction in weight when lifting the lower bearing strips 10 is made possible together with the lower straightening rollers 9, each lifting a corresponding force - and energy required.
  • FIGS. 7 and 8 a partial schematic view of an alternative connection solution of the upper and lower bearing strips 8 and 10 in the unconnected state according to Fig. 7 and in the connected state according to Fig. 8 is shown.
  • the upper and lower bearing strips 8 and 10 are shown schematically and have bearing openings 27 which are for receiving the upper and the lower straightening rollers 8 and 10 serve.
  • a wedge-shaped connecting element 31 has a T-shaped projection 32 which is received in a corresponding groove in the lower bearing strip 10 and is longitudinally movable in it.
  • a wedge-shaped portion 34 is provided which is engageable by displacement of the wedge-shaped connecting portion 31, with a notch 35 which is located in the lower region of the side wall of the upper bearing bar 8.
  • the movement of the wedge-shaped connecting element 31 from a disengaged position into an engaged position and back can take place by means of suitable drives, hydraulically, electrically or pneumatically.
  • Fig. 9 is schematically shown a top view of the upper and lower straightening unit, wherein it is seen that four upper straightening rollers 7 and five lower straightening rollers 9 are provided, the four upper straightening rollers 7 in the upper bearing strips 8 and the five lower straightening rollers 9 in the lower bearing strips 10 are stored.
  • Each straightening roller 7 and 9 has a propeller shaft 43, which serves for connection to a corresponding propeller shaft, which serves to drive the corresponding straightening roller.
  • the upper support roller blocks 25 each have five support rollers 20, which are arranged correspondingly offset, of which the respective outer two serve to support an upper straightening roller 7 and the middle three support rollers 20 for supporting two upper straightening rollers 7.
  • the reference numeral 45 indicates the axis of movement of the straightening material, and the lower support roller blocks 16 and the upper support roller blocks 20 are movable parallel to this axis 45.
  • FIGS. 1 to 3 It is shown how the lower support roller blocks 16 can be moved out with its support rollers 15 from the roller leveler 1 according to the invention.
  • FIGS. 10 to 12 the retraction of the upper support roller blocks 25 together with the upper support rollers 20 is shown.
  • the bearing strips 8 are separated from the holding plate 39 by loosening the screws 53 (FIG. Fig. 6 ) has been separated and by means of the hydraulic drives 17, the upper roller mill 3 has been moved upwards and thus gives access to the upper support roller blocks 25 free.
  • Fig. 11 the state is shown when the upper support roller blocks 25 are moved out of the roller leveler.
  • a movement aid means 69 for the upper support roller blocks 25 is shown. It is formed from two individual angle rails 71, each having an upper running surface 72 on which the support rollers 20 can roll. In the vertical legs 73 of the angle rails 71 maintenance openings 75 are present in front of or behind the upper support rollers 20 come to lie in the defined end position.
  • the end position is defined for example by projecting at the end of the respective tread 72 pins 77, which also prevent further rotation of the support roller blocks 25. In this defined end position (in Fig. 12 not yet shown) can then be done from outside a lubrication of the bearing of the support rollers 20.
  • “split" bearing strips are shown, which are divided into actual bearing strips 8 and 10 and retaining plates 39 and support plates 41. Alternatively, and depending on the design, these may also be integrally formed, wherein the solubility of the bearing strips of the respective roll mill is crucial.
  • the present invention thus provides a method and a roller straightening machine with which a simple and quick maintenance, repair and / or cleaning of the support roller blocks and the support rollers of both the upper straightening rollers 7 and the lower straightening rollers 9 is made possible.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Straightening Metal Sheet-Like Bodies (AREA)
EP13195855.5A 2013-12-05 2013-12-05 Planeuse à cylindres et procédé d'inspection, de maintenance et de remise en état d'une planeuse à cylindres Active EP2881187B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DK13195855.5T DK2881187T3 (da) 2013-12-05 2013-12-05 Valserettemaskine samt fremgangsmåde til inspektion, eftersyn og vedligeholdelse af en valserettemaskine
PL13195855.5T PL2881187T3 (pl) 2013-12-05 2013-12-05 Prostowarka walcowa oraz sposób doglądania, serwisowania i utrzymywania w dobrym stanie prostowarki walcowej
EP13195855.5A EP2881187B1 (fr) 2013-12-05 2013-12-05 Planeuse à cylindres et procédé d'inspection, de maintenance et de remise en état d'une planeuse à cylindres

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP13195855.5A EP2881187B1 (fr) 2013-12-05 2013-12-05 Planeuse à cylindres et procédé d'inspection, de maintenance et de remise en état d'une planeuse à cylindres

Publications (2)

Publication Number Publication Date
EP2881187A1 true EP2881187A1 (fr) 2015-06-10
EP2881187B1 EP2881187B1 (fr) 2016-04-06

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EP13195855.5A Active EP2881187B1 (fr) 2013-12-05 2013-12-05 Planeuse à cylindres et procédé d'inspection, de maintenance et de remise en état d'une planeuse à cylindres

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EP (1) EP2881187B1 (fr)
DK (1) DK2881187T3 (fr)
PL (1) PL2881187T3 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106001179A (zh) * 2016-07-06 2016-10-12 浙江惠尔涂装环保设备有限公司 一种薄壁钢板整平装置
CN108906919A (zh) * 2018-07-17 2018-11-30 宣化钢铁集团有限责任公司 一种带有滑板导向垂直压下的连续矫直机
EP3782745A1 (fr) * 2019-08-23 2021-02-24 Kohler Maschinenbau GmbH Machine à dresser, agencement d'entretien et procédé permettant de rendre les rouleaux de dressage accessibles pour l'entretien d'une machine à dresser
CN112756429A (zh) * 2020-11-30 2021-05-07 中冶华天工程技术有限公司 一种操作侧机架移动式矫直机组合机架
DE102020133203A1 (de) 2020-12-11 2022-06-15 Kohler Maschinenbau Gmbh Richtmaschine und Verfahren zum Inspizieren, Warten oder Ersetzen von Stützrollen in einer Richtmaschine
CN116329327A (zh) * 2023-05-13 2023-06-27 淄博金京建材有限公司 一种钢板矫直设备

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202007015406U1 (de) * 2007-09-27 2008-02-14 Kohler Maschinenbau Gmbh Wechselkassettenanordnung für eine Richtmaschine und Richtmaschine
DE102007046138B3 (de) * 2007-09-27 2009-06-10 Kohler Maschinenbau Gmbh Richtmaschine mit oberen Richtwalzen und mit unteren Richtwalzen
EP2475473B1 (fr) * 2009-09-09 2012-12-26 Siemens Vai Metals Technologies SAS Machine de planage a rouleaux multiples

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202007015406U1 (de) * 2007-09-27 2008-02-14 Kohler Maschinenbau Gmbh Wechselkassettenanordnung für eine Richtmaschine und Richtmaschine
DE102007046138B3 (de) * 2007-09-27 2009-06-10 Kohler Maschinenbau Gmbh Richtmaschine mit oberen Richtwalzen und mit unteren Richtwalzen
EP2475473B1 (fr) * 2009-09-09 2012-12-26 Siemens Vai Metals Technologies SAS Machine de planage a rouleaux multiples

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106001179A (zh) * 2016-07-06 2016-10-12 浙江惠尔涂装环保设备有限公司 一种薄壁钢板整平装置
CN108906919A (zh) * 2018-07-17 2018-11-30 宣化钢铁集团有限责任公司 一种带有滑板导向垂直压下的连续矫直机
CN108906919B (zh) * 2018-07-17 2024-03-22 宣化钢铁集团有限责任公司 一种带有滑板导向垂直压下的连续矫直机
EP3782745A1 (fr) * 2019-08-23 2021-02-24 Kohler Maschinenbau GmbH Machine à dresser, agencement d'entretien et procédé permettant de rendre les rouleaux de dressage accessibles pour l'entretien d'une machine à dresser
DE102019122749A1 (de) * 2019-08-23 2021-02-25 Kohler Maschinenbau Gmbh Richtmaschine und Verfahren zum Zugänglichmachen von Richtwalzen für die Wartung einer Richtmaschine
CN112756429A (zh) * 2020-11-30 2021-05-07 中冶华天工程技术有限公司 一种操作侧机架移动式矫直机组合机架
DE102020133203A1 (de) 2020-12-11 2022-06-15 Kohler Maschinenbau Gmbh Richtmaschine und Verfahren zum Inspizieren, Warten oder Ersetzen von Stützrollen in einer Richtmaschine
CN116329327A (zh) * 2023-05-13 2023-06-27 淄博金京建材有限公司 一种钢板矫直设备

Also Published As

Publication number Publication date
EP2881187B1 (fr) 2016-04-06
PL2881187T3 (pl) 2016-10-31
DK2881187T3 (da) 2016-08-01

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