EP1790423A1 - Dispositif de retenue des au moins deux rouleaux d'une machine de roulage et machine de roulage - Google Patents

Dispositif de retenue des au moins deux rouleaux d'une machine de roulage et machine de roulage Download PDF

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Publication number
EP1790423A1
EP1790423A1 EP06021585A EP06021585A EP1790423A1 EP 1790423 A1 EP1790423 A1 EP 1790423A1 EP 06021585 A EP06021585 A EP 06021585A EP 06021585 A EP06021585 A EP 06021585A EP 1790423 A1 EP1790423 A1 EP 1790423A1
Authority
EP
European Patent Office
Prior art keywords
roller
coupling
holding
devices
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
EP06021585A
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German (de)
English (en)
Other versions
EP1790423B1 (fr
Inventor
Friedrich Herdan
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.)
Langenstein and Schemann GmbH
Original Assignee
Langenstein and Schemann 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 Langenstein and Schemann GmbH filed Critical Langenstein and Schemann GmbH
Publication of EP1790423A1 publication Critical patent/EP1790423A1/fr
Application granted granted Critical
Publication of EP1790423B1 publication Critical patent/EP1790423B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H1/00—Making articles shaped as bodies of revolution
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
    • B21B31/02—Rolling stand frames or housings; Roll mountings ; Roll chocks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
    • B21B31/08—Interchanging rolls, roll mountings, or stand frames, e.g. using C-hooks; Replacing roll chocks on roll shafts

Definitions

  • the invention relates to a device for holding at least two rolls of a rolling machine and a rolling machine.
  • longitudinal rolling the workpiece is moved perpendicular to the axes of rotation of the rollers in a translatory movement and usually without rotation through the gap between the rollers (nip).
  • transverse rolling the workpiece does not translate with respect to the rollers or their axes of rotation, but rotates only about its own axis, which is usually a main axis of inertia, in particular the axis of symmetry in a rotationally symmetrical workpiece.
  • the rollers are usually at an angle to each other and to the workpiece, which is translationally and rotationally moved.
  • Profile transverse rolling machines in which two rollers with wedge-shaped profile tools arranged on the outer circumference rotate in the same direction about axes of rotation parallel to one another, are sometimes referred to as transverse wedge rolling.
  • the tools have a wedge-shaped or triangular in cross-section geometry and can increase along the circumference in its axial dimension in one direction and / or extend obliquely to the axis of rotation of the rollers.
  • cross wedge or cross-profile rollers allow a variety of forming workpieces in high precision or dimensional accuracy.
  • the wedge-shaped tools can create circumferential grooves and other tapers in the rotating workpiece.
  • axial offset in the circumferential direction or the oblique arrangement of the tool wedges relative to the axis of rotation for example, axially changing structures and tapers can be produced in the workpiece to the rotation axis.
  • increase or decrease of the outer diameter of the tool wedges when passing around the axis of rotation can be generated in combination with the oblique arrangement axially extending slopes and continuous transitions between two tapers of different diameters in the workpiece.
  • Particularly suitable are cross wedge rollers for producing elongate, rotationally symmetrical workpieces with constrictions or elevations such as cams or ribs.
  • Out DE 1 477 088 C is a cross wedge rolling machine for the transverse rolling of bodies of revolution or flat workpieces with two rotating in the same direction of rotation work rolls on the roll surfaces wedge tools are arranged interchangeable.
  • the wedge tools each have wedge or triangular running, from the roll shell to a manufactured workpiece adjustedaninendlage rising, roughened by knurling or otherwise roughened reduction strips and extending at the same distance from the roll shell, wedge-shaped smooth form surfaces with calibration effect on.
  • the wedge tools are formed as deformation segments and extend only over a partial circumference of the associated roll surface.
  • the mutually facing surfaces and tools of the two work rolls move in opposite directions or in opposite directions to each other.
  • each of the work rolls is provided at one end with a prismatic pin which is mounted on a split clamping element of a drive shaft, wherein a movable clamping part of the clamping element is connected to a fixed clamping part by means of at least one screw and a nut.
  • the work roll is rotated by a drive in rotation.
  • About the associated clamping element and the pin thereby acting torques are transmitted from the drive shaft to the roller.
  • the DE 103 17 312 A1 is a rolling machine known with two rollers, which in a holding device with holding devices for the rollers are held.
  • the two rollers can be mounted successively in the same insertion direction, the first roller to be mounted must first be passed between the holding devices of the subsequently mounted roller.
  • special positioning means are provided which stop the rollers in the insertion direction in the respectively desired position.
  • the positioning means on the rollers and the holding devices are formed and arranged so that the first roller to be mounted between the holding devices of the subsequently mounted roller can be guided and only in its desired position between the associated holding devices of this roller in the desired position is positioned.
  • the invention is based on the object, a simple device for holding at least two rolls of a rolling machine, which allows easy mounting and dismounting of the rollers, and to provide a rolling machine with such a device.
  • the device according to claim 1 is designed and intended for holding at least one first roller rotatable or rotating about an axis of rotation and at least one second roller of a rolling machine that is rotatable or rotating around a rotation axis and comprises two end faces opposite the one viewed in the direction of rotation first holder can be arranged or arranged first holding means for the first roller and two, seen in the direction of the rotation axis, opposite end faces of the second roller can be arranged or arranged second holding means for the second roller.
  • the device comprises at least one, preferably at least two, in particular exactly two first coupling devices for the first roller, each with a coupled state and each with a disengaged Condition and at least one, preferably at least two, in particular exactly two second coupling means for the second roller, each with a coupled state and each with a disengaged state.
  • the engaged state there is a torque transmitting connection between the respective holding device and its associated roller.
  • the engaged state can thus also be referred to as a force or torque transmitting state.
  • the disengaged state can also be referred to as a force or torque-free state, there is no torque-transmitting connection between the respective holding device and its associated roller.
  • the coupling devices now each have at least two corresponding coupling parts, namely at least one provided on the holding device or arranged or trained halte answerss workshoper coupling part and at least one provided on the roller roller-side coupling part.
  • the respective corresponding coupling parts are positively and / or non-positively connected to each other in the engaged state of the coupling devices, for generating a torque-transmitting connection of each holding device with the roller.
  • the respective roller of the holding devices is detachable or detachable. This allows replacement of the rolls or re-assembly of the rolls with tools.
  • the distance between the holder side coupling parts of the first coupling means is smaller than the distance between the holder side Coupling parts of the second coupling means and / or the maximum longitudinal extent of the first roller between its end faces is smaller than the maximum longitudinal extent of the second roller between their end faces and / or the maximum longitudinal extent of the first roller between their end faces is smaller than the distance between the holder side coupling parts of the second coupling means and / or the distance between the first holding means is smaller than the distance between the second holding means and / or the maximum longitudinal extent of the first roller between its end faces is smaller than the distance between the second holding means.
  • the longitudinal extent of the roller is its extension parallel to the direction of rotation.
  • the holder-side coupling parts can be understood as part of the respective holding device or as a separate part, which is arranged on the respective holding device.
  • the roller-side coupling parts can be understood as part of the respective roller or as an independent part, which is arranged on the respective roller.
  • the advantages of the invention are, in particular, that due to the different dimensions, the first roller can easily be guided past the holding devices for the second roller.
  • the insertion of the first roller and, correspondingly, the execution of the first roller past the holding means or coupling devices intended for the second roller is thus possible in a simple manner.
  • due to the distance between the roller-side coupling parts intended for the second roller and the first roller when passing the first roller through the second holding devices it is no longer necessary, specially formed grooves and projections or positioning elements to be complicated, tedious and careful passing out.
  • An essential advantage of the invention is therefore the easy mounting and dismounting of the rollers.
  • a further development provides that at least one of the first holding devices and / or at least one of the holder-side coupling parts of the first coupling devices project further than at least one of the second holding device and / or at least one of the holder-side coupling parts of the second coupling devices.
  • the first roller and the second roller are preferably arranged next to one another, in particular, when viewed in the direction of gravity, arranged one above the other.
  • the first roller is thus a lower roller and the second roller is a top roller. In this case, the rollers are inserted from above into the holding device.
  • a preferred embodiment further provides that the axes of rotation of the first roller and the second roller are at least substantially parallel to each other.
  • the first roller and the second roller are successively mountable or mountable in the same insertion direction, and / or the first roller to be mounted is passed or passable between the second support means and / or the holder side coupling parts of the second clutch means of the second roller to be subsequently mounted.
  • the first roller is to pass or pass through a gap between the second holding means and / or the holder-side coupling parts of the second coupling means.
  • the feed movement and / or the advancing movement is a movement axially and / or radially to the respective axis of rotation.
  • the feed movement and / or the advancing movement is preferably a movement axially and / or radially to the respective axis of rotation.
  • the roller For mounting a roller between the respective two holding devices, the roller is moved in a first step in the disengaged state of the coupling devices in a position between the two holding devices and then in a second step, the associated coupling devices by delivering at least one of the two holding devices and / or at least one of the holder-side coupling parts to the roller transferred to its engaged state. The roller is then securely held between the holding devices.
  • the two coupling means are first transferred from their engaged state to their disengaged state by advancing at least one of the two retainers and / or at least one of the holder side coupling members away from the roller, and then the roller is moved to an outside position brought the two holding devices.
  • the second roller and the first roller are successively disassembled or disassembled in the same direction of execution, and / or the first roller to be disassembled second is between the second holding devices for the previously to be disassembled second roller, that is to pass through a gap between the second holding means, or passable.
  • abutment surfaces are arranged or attached to the respective corresponding coupling parts of the coupling devices on the mutually facing sides, which abut each other in the engaged state of the coupling devices, in particular positive and / or non-positive.
  • the stop surfaces limit the feed movement and fix the roller between the holding devices.
  • Rollers and / or holding devices and / or coupling devices are preferably designed so that the first roller to be mounted first can be guided between the second holding devices of the subsequently mounted second roller and can only be positioned in its desired position between the associated first holding devices.
  • first roller is unmistakably installed between the first holding means and the second roller is unmistakably installed between the second holding means, in particular by appropriate design of the associated coupling means.
  • the rolling machine according to the invention comprises at least two rollers (or work rolls) rotatable or rotating about one axis of rotation, in particular, equipped with tools, at least one rotary drive for rotating the rolls at least during a forming phase for forming an or between the rolls arranged workpiece and each one device according to the invention for holding the rollers.
  • the rollers may be smooth-surfaced rollers without the need for mounting or forming special forming tools. But it may also be treated with appropriate shaping tools rollers.
  • forming is understood to mean any transformation of the shape of a workpiece into another form, as also described in the introduction, including preforms and preforms.
  • the axes of rotation of the rollers are to be understood as geometric or mathematical axes in the (Euclidean, three-dimensional) space around which the rollers rotate.
  • the rolling machine generally comprises storage devices for each holding device in which the holding devices are rotatably mounted.
  • the axes of rotation of the rollers mounted in the holding devices are generally directed substantially parallel to one another and / or substantially, as seen in the direction of gravity, one above the other and / or arranged substantially perpendicular to the direction of gravity.
  • the rolling machine is designed as a flat rolling machine.
  • the rolling machine is designed as a profile rolling machine, for example profile long rolling machine or profile cross rolling machine or cross wedge rolling machine whose basic structure has been described in the introduction.
  • the rollers on profile or wedge tools and rotate in the same direction to each other, the workpiece only rotates about its own axis and is not transported translationally by the rollers - in contrast to longitudinal rolling.
  • the tools on the rollers are in particular wedge-shaped or triangular in cross-section and increase in their radial dimension in one direction along the circumference and / or extend obliquely to the axis of rotation of the associated roller.
  • the device 2 shown in FIG 1 to 6 is provided for holding two work rolls, a first roll 10 and a second roll 20, and part of a rolling machine, in particular a cross wedge or cross wedge rolling or stretching roll or stretching roll machine.
  • the first roller 10 is rotatable or rotating about a rotation axis A and the second roller 20 is rotatable or rotating about a rotation axis B.
  • the axes of rotation A and B are arranged substantially parallel to each other and perpendicular to the direction of gravity or gravity (gravitational force) indicated by the arrow G, so that both rollers 10 and 20 are arranged directly above one another.
  • the rollers 10 and 20 have a substantially cylindrical outer surface.
  • the outer surface may have a substantially smooth surface without special shaping tools, that is, the roller acts directly on a blank to be processed.
  • wedge-shaped and segmental or completely rotating tools (not shown) are fixed, in particular braced or screwed, each obliquely and at an angle to the respective Rotation axis A and B are arranged and arranged axially with respect to the axes of rotation A and B substantially in the same positions.
  • the tools also increase in their cross-section when viewed in the circumferential direction, wherein the increase in the cross-section in the tools of different rollers 10 and 20 is in opposite directions.
  • the device 2 has two first holding devices 11 and 12, which, viewed in the direction of the axis of rotation A, are arranged on opposite end faces of the first roller 10.
  • the first holding devices 11 and 12 are intended for the first roller 10.
  • the holding devices 11 and 12 are rotatably mounted in associated bearing devices 15 and 16 about the axis of rotation A via unspecified bearings.
  • the device has two second holding devices 21 and 22, which, viewed in the direction of the rotational axis B, are arranged on opposite end faces of the second roller 20.
  • the second holding devices 21 and 22 are intended for the second roller 20.
  • the holding devices 21 and 22 are rotatably mounted in associated bearing devices 25 and 26 about the rotational axis B via unspecified rolling bearings.
  • FIG. 1 to FIG. 6 furthermore, two first coupling devices 13 and 14 for the first roller 10 and two second coupling devices 23 and 24 for the second roller 20 can be seen.
  • Each coupling device 13, 14, 23, 24 has two respectively corresponding coupling parts 13a, 13b; 14a, 14b; 23a, 23b; 24a, 24b.
  • the coupling parts 13a, 14a, 23a, 24a are arranged on the respective holding device 11, 12, 21, 22 or halte Vietnameses manufacturer coupling parts arranged.
  • the coupling parts 13b, 14b, 23b, 24b are roller-side coupling parts arranged or formed on the respective roller 10 or 20.
  • the coupling devices 13, 14, 23, 24 each have a coupled state and in each case a disengaged state.
  • corresponding coupling parts 13a and 13b or 14a and 14b or 23a and 23b or 24a and 24b are positively and / or non-positively connected to each other to produce a torque-transmitting Connection of each holding device 11, 12, 21, 22 with the respective roller 10 and 20.
  • the disengaged state of the coupling devices 13, 14, 23, 24 is the respective roller 10 and 20 of the holding devices 11 and 12 or 21 and 22nd detachable and / or removable.
  • FIG. 1 and Figure 2 different distances or dimensions in the device 2 are illustrated.
  • the distance between the holder-side coupling parts 13a and 14a of the first coupling means 13, 14 is denoted by a1
  • the distance between the holder-side coupling parts 23a and 24a of the second coupling means 23, 24 is indicated by a2.
  • the maximum longitudinal extent of the first roller 10 between its end faces is denoted by b1
  • the maximum longitudinal extent of the second roller 20 between its end faces is denoted by b2.
  • the distance a1 is smaller than the distance a2.
  • the maximum longitudinal extent b1 of the first roller 10 is smaller than the maximum longitudinal extent b2 of the second roller 20.
  • the maximum longitudinal extent b1 of the first roller 10 is also smaller than the distance a2 between the holder-side coupling portions 23a and 24a of the second coupling devices 23, 24. Accordingly, the first roller 10 can be easily taken out of the device 2 between the holder-side coupling parts 23 a and 24 a of the second coupling devices 23, 24.
  • FIG 1, FIG 2, FIG 3 shows the disassembly of the rollers 10, 20 from the holding device 2.
  • both columns 10 are first mounted, the coupling means 13, 14, 23, 24 are in an engaged state.
  • the second roller 20 has to be removed from the device 2. This step is shown in FIG.
  • At least the second coupling devices 23, 24 are now in a disengaged state, the second roller 20 is removed in the direction of execution A.
  • the first roller 10 can be removed, as shown in FIG.
  • the first coupling means 13, 14 must be transferred to a disengaged state.
  • none of the rollers 10, 20 more in the holding device 2 both rollers 10, 20 are dismantled.
  • FIG 4, FIG 5, FIG 6 shows the assembly of the rollers 10, 20 in the holding device 2.
  • FIG 4 shows first again according to FIG 3, the disassembled state, however, is already the first roller 10 ready for mounting. All coupling devices 13, 14, 23, 24 are in the disengaged state.
  • the first roller 10 is now introduced into the device 2 in the insertion direction E.
  • 5 shows the first roller 10 already mounted on the first holding devices 11, 12 again.
  • the first coupling devices 13, 14 can be transferred to the engaged state or this has already been done.
  • the second roller 20 is already ready for installation.
  • the second roller 20 is now introduced in the insertion direction E in the device 2 and mounted on the second holding means 21, 22, cf. FIG 6.
  • the second coupling means 23, 24 are transferred to an engaged state for this purpose.
  • all coupling devices 13, 14, 23, 24 are in the engaged state.
  • the rolling machine is ready for operation.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rolls And Other Rotary Bodies (AREA)
EP06021585A 2005-11-25 2006-10-14 Dispositif de retenue des au moins deux rouleaux d'une machine de roulage et machine de roulage Active EP1790423B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102005056649A DE102005056649B3 (de) 2005-11-25 2005-11-25 Vorrichtung zum Halten von wenigstens zwei Walzen einer Walzmaschine und Walzmaschine

Publications (2)

Publication Number Publication Date
EP1790423A1 true EP1790423A1 (fr) 2007-05-30
EP1790423B1 EP1790423B1 (fr) 2008-11-19

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Family Applications (1)

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EP06021585A Active EP1790423B1 (fr) 2005-11-25 2006-10-14 Dispositif de retenue des au moins deux rouleaux d'une machine de roulage et machine de roulage

Country Status (3)

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US (1) US20070119223A1 (fr)
EP (1) EP1790423B1 (fr)
DE (2) DE102005056649B3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009149916A1 (fr) * 2008-06-12 2009-12-17 Langenstein & Schemann Gmbh Laminoir conçu pour former des pièces métalliques et/ou contenant du fer et procédé permettant de changer les cylindres ou les outils de laminage du laminoir

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2368647B1 (fr) 2010-03-23 2013-12-18 SMS Meer GmbH Système comprenant un support de cylindres et un dispositif de changement de cylindres
DE102014005331B3 (de) * 2014-02-11 2015-05-21 Sms Meer Gmbh Werkzeugwechselsystem und -verfahren sowie Reckwalze

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3926356A1 (de) * 1988-08-31 1990-03-01 Form Walzmaschine mit auswechselbaren arbeitswalzen
CZ282007B6 (cs) * 1994-03-11 1997-04-16 Šmeral Brno, A.S. Válcovací stroj s rychlovýměnou pracovních válců
CZ285928B6 (cs) * 1996-05-02 1999-11-17 František Ing. Přibyl Válcovací stroj s rychlovýměnou pracovních válců
EP0985460A2 (fr) * 1998-09-11 2000-03-15 Smeral Brno a.s. Machine à laminer avec échange rapide des cylindres de travail
DE10316249A1 (de) * 2003-03-04 2004-09-23 Langenstein & Schemann Gmbh Verfahren zum Umformen eines Werkstückes und Walzmaschine
EP1468754A2 (fr) * 2003-04-14 2004-10-20 LANGENSTEIN & SCHEMANN GMBH Dispositif de fixation au moins un rouleau d'une machine de roulage

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH425704A (de) * 1962-08-21 1966-12-15 Smeralovy Z Narodni Podnik Vorrichtung zur Verformung von Werkstücken durch Querwalzen
DE19511710C1 (de) * 1995-03-30 1996-04-11 Roland Man Druckmasch Einseitig offene Lagerung für rotationssymmetrische Bauteile, vorzugsweise für Walzenzapfen in Druckmaschinen
FI107463B (fi) * 1996-06-05 2001-08-15 Metso Paper Inc Pitkänippitelan ja sen vastatelan välinen kytkentärakenne
DE20312485U1 (de) * 2003-03-04 2003-10-16 Langenstein & Schemann Gmbh Walzmaschine zum Umformen eines Werkstücks

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3926356A1 (de) * 1988-08-31 1990-03-01 Form Walzmaschine mit auswechselbaren arbeitswalzen
CZ282007B6 (cs) * 1994-03-11 1997-04-16 Šmeral Brno, A.S. Válcovací stroj s rychlovýměnou pracovních válců
CZ285928B6 (cs) * 1996-05-02 1999-11-17 František Ing. Přibyl Válcovací stroj s rychlovýměnou pracovních válců
EP0985460A2 (fr) * 1998-09-11 2000-03-15 Smeral Brno a.s. Machine à laminer avec échange rapide des cylindres de travail
DE10316249A1 (de) * 2003-03-04 2004-09-23 Langenstein & Schemann Gmbh Verfahren zum Umformen eines Werkstückes und Walzmaschine
EP1468754A2 (fr) * 2003-04-14 2004-10-20 LANGENSTEIN & SCHEMANN GMBH Dispositif de fixation au moins un rouleau d'une machine de roulage

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009149916A1 (fr) * 2008-06-12 2009-12-17 Langenstein & Schemann Gmbh Laminoir conçu pour former des pièces métalliques et/ou contenant du fer et procédé permettant de changer les cylindres ou les outils de laminage du laminoir

Also Published As

Publication number Publication date
DE102005056649B3 (de) 2007-05-31
EP1790423B1 (fr) 2008-11-19
US20070119223A1 (en) 2007-05-31
DE502006002111D1 (de) 2009-01-02

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