EP1468754A2 - Dispositif de fixation au moins un rouleau d'une machine de roulage - Google Patents

Dispositif de fixation au moins un rouleau d'une machine de roulage Download PDF

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Publication number
EP1468754A2
EP1468754A2 EP04003625A EP04003625A EP1468754A2 EP 1468754 A2 EP1468754 A2 EP 1468754A2 EP 04003625 A EP04003625 A EP 04003625A EP 04003625 A EP04003625 A EP 04003625A EP 1468754 A2 EP1468754 A2 EP 1468754A2
Authority
EP
European Patent Office
Prior art keywords
coupling
devices
roller
holding
grooves
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
EP04003625A
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German (de)
English (en)
Other versions
EP1468754A3 (fr
EP1468754B1 (fr
Inventor
Günter Dipl.Ing. Hofmann
Stelios Dipl.Ing. Katsibardis
Siegfried Dipl.Ing. Hausdörfer
Henry Dipl.Ing. Zwilling
Günther Dipl.Ing. Vogler
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 EP1468754A2 publication Critical patent/EP1468754A2/fr
Publication of EP1468754A3 publication Critical patent/EP1468754A3/fr
Application granted granted Critical
Publication of EP1468754B1 publication Critical patent/EP1468754B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • 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
    • B21B31/07—Adaptation of roll neck bearings

Definitions

  • the invention relates to a device for holding at least one roller a rolling machine and a rolling machine.
  • Intermediate form for forming workpieces from an initial shape into a desired one Intermediate form (semi-finished, preforming) or final form (finished product, Finished molds) are, among many other processes, also rolling processes known, which are counted among the pressure forming processes.
  • rolling the workpiece rolling stock
  • Tool profiles are used in the profile rolling process arranged on the circumference of the rollers, which corresponding to the generation Enable profiles in the workpiece.
  • rolling flat the cylindrical ones work or conical outer surfaces of the rollers directly on the workpiece.
  • the workpiece With regard to the relative movement of the tools or rollers on the one hand and on the other hand, the workpiece is divided into longitudinal rolls, Cross rolls and cross rolls.
  • the workpiece becomes vertical during longitudinal rolling to the axes of rotation of the rollers in a translatory movement and mostly without rotation through the space between the rollers (roller gap) emotional.
  • the workpiece does not move translationally during cross rolling regarding the rollers or their axes of rotation, but only rotates about its own axis, which is usually a major axis of inertia, in particular the axis of symmetry for a rotationally symmetrical workpiece, is.
  • cross rolling When combining both types of movement in longitudinal rolling and in Cross rolling is referred to as cross rolling.
  • the rollers are in the Usually at an angle to each other and to the workpiece, which is translational and rotational is moved.
  • Profile cross rolling machines in which two rolls are arranged on the outer circumference wedge-shaped profile tools around mutually parallel axes of rotation Rotating in the same direction is sometimes referred to as cross wedge rolling.
  • the tools have a wedge-shaped or triangular cross-section Geometry can and along the circumference in its axial dimension increase in one direction and / or at an angle to the axis of rotation of the Rolls run.
  • the wedge-shaped Tools can have circumferential grooves and other tapering in the rotating workpiece. Due to the axial offset in the circumferential direction or the oblique arrangement of the tool wedges relative to The axis of rotation can, for example, change structures axially to the axis of rotation and tapering in the workpiece. By the increase or decrease in the outside diameter of the tool wedges during the course the axis of rotation can be axial in combination with the oblique arrangement running slopes and continuous transitions between two tapers different diameters can be generated in the workpiece.
  • Cross wedge rollers are suitable for producing elongated, rotationally symmetrical workpieces with constrictions or elevations like cams or ribs.
  • a cross wedge rolling machine for the transverse rolling of rotary bodies or flat workpieces with two work rolls rotating in the same direction of rotation, on the roll surfaces of which wedge tools are interchangeably arranged.
  • the wedge tools each have wedge-shaped or triangular-shaped, increasing from the roller shell to a height end position adapted to the workpiece to be produced, roughened by knurling or in some other way, and wedge-shaped smooth shaped surfaces with the same effect to the roller shell with calibration effect.
  • the wedge tools are designed as deformation segments and only run over a partial circumference of the associated roller surface. The surfaces and tools of the two work rolls facing each other move in opposite or opposite directions on the workpiece.
  • each of the work rolls is provided on one end face with a prism-shaped pin which is mounted on a divided clamping element of a drive shaft, a movable clamping part of the clamping element being connected to a fixed clamping part by means of at least one screw and one nut.
  • each work roll On its opposite end face, each work roll has a cylindrical or prism-shaped pin which is mounted on a divided clamping element of the supporting pin, the movable clamping part of which is again connected to a fixed clamping part with the aid of at least one screw and a nut.
  • the work roll is set in rotation by a drive via the drive shaft. The acting torques are transmitted from the drive shaft to the roller via the associated clamping element and the pin.
  • DE 309 408 C discloses the mounting of a typewriter of a typewriter.
  • each bearing journal has a coupling flange on the roller frame, into which a centering projection of the roller body can be inserted without an axial displacement of one or both bearing journals.
  • the dome flange can be designed as a pocket into which the centering insert of the roller body is inserted and held by an end piece. Bolts or screws can be provided to fix the centering shoulder and the coupling flange to one another.
  • the invention is based on the object, a simple and safe Holder for a roller of a rolling machine and a corresponding rolling machine specify.
  • the device of claim 1 is for holding at least one by one Rotatable or rotating roller of a rolling machine is suitable and determines and comprises two opposite, viewed in the direction of the axis of rotation horizontal end faces of the roller can be arranged or arranged holding devices and at least two coupling devices with one engaged state (or: force or torque transmitting state) for the torque-transmitting connection of each holding device the roller and with a disengaged state (or: no power or no torque Status).
  • the coupling devices now each have at least two coupling pairs from at least one first groove and at least one a corresponding first coupling element on the one hand and at least a second groove not running parallel to the first groove and at least a corresponding second coupling element on the other hand on.
  • the first and second groove (s) are on a first coupling part formed and the first and second coupling elements on a second Coupling part of the respective coupling device.
  • the two associated are now Pairings of groove and coupling element of each coupling device in Engagement, wherein at least the pairing of the or the second groove (s) and the second coupling element (s) are positively engaged.
  • the roller In order to replace the roller or to equip it with tools, the roller can be detached between the holding devices designed. For this purpose, the roller is in the disengaged state of the coupling devices removable from the holding devices.
  • the rolling machine according to claim 21 comprises at least two ⁇ m each an axis of rotation that is rotatable or rotating, in particular that can be equipped with tools or equipped, rolls (or .: work rolls), at least one Rotary drive for rotating the rolls at least during a forming phase for forming an or can be arranged between the rollers arranged workpiece and each have a device according to the invention to hold the rollers.
  • forming means any transformation of the form a workpiece understood in another form, as also described at the beginning, including preforms and preforms.
  • the axes of rotation of the Rolls are defined as geometric or mathematical axes in (Euclidean, three-dimensional) space around which the rollers rotate. Power transmission or mechanical axes are used in this application called waves.
  • first grooves and preferably also the second Grooves each have a groove base.
  • first in every first coupling part of the coupling devices Groove formed deeper than the second groove (or: the bottom of the groove further down arranged) so that the first coupling element is not at the bottom of the groove strikes first groove when the second coupling element in a form-fitting manner the second groove engages.
  • the coupling devices are in the engaged state the coupling elements generally not at the bottom of the groove of the associated grooves to a geometric overdetermination avoid.
  • the first grooves and the second grooves of the Coupling devices at least partially open at the bottom, that is to say Type of slots.
  • each of the coupling devices in the engaged state also the first coupling element of the associated second Coupling part in the first groove of the associated first coupling part intervenes to additionally stabilize the connection.
  • the first groove and the second groove of the first coupling part are preferred each coupling device directed orthogonally to each other. This makes possible an optimal power transmission and holder when engaged.
  • the first grooves of the first coupling parts and preferably also the second Grooves of the first coupling parts are generally continuous.
  • the second coupling part can each have at least two mutually separate first coupling elements and two mutually second Coupling elements include, preferably on different sides the axis of rotation are arranged and then in particular by a central Area around the axis of rotation are separated.
  • the first grooves and second grooves of the first coupling parts preferably run and the first coupling elements and second coupling elements of the second coupling parts each radially to the axis of rotation in the engaged Condition of the respective coupling device.
  • the side walls of the second grooves and the second coupling elements and preferably also the first grooves and the first coupling elements are generally substantially vertical and / or formed flat to form a good force counter surface for positive locking.
  • the first grooves preferably serve as guide grooves during assembly or disassembly of the rollers.
  • at least the first grooves are substantially straight or linear.
  • the first grooves of the first coupling parts the coupling devices at their ends open to the outside designed to insert the first coupling element along the groove.
  • the first grooves at at least one of their open ends expand outwards and guide surfaces for the first to be introduced Form coupling element.
  • the first coupling element taper at least at one of its free ends and with the guide surfaces corresponding to the first groove or sliding on it Form guide surfaces.
  • the first are Grooves of the first coupling parts of the two coupling devices preferably directed or adjustable essentially parallel to one another.
  • At least one setting device for (automatic) setting at least one of the two holding devices axially to the axis of rotation of the roller in one Infeed movement towards each other and in a continuous movement from each other path.
  • roller To mount the roller between the two holding devices is now the roller in a first step in the disengaged state of the coupling devices under the guidance of the first coupling elements in the first Grooves of the first coupling parts of both coupling devices in an insertion direction running parallel to the first grooves into one position spent 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 to the roller in transferred their engaged state. The roller is then safely between held the holding devices.
  • Positioning means are in a particularly advantageous development of the device provided for positioning the roller relative to the holding devices in a position in which the two coupling devices convertible from the decoupled state to the coupled state are or vice versa.
  • These positioning means are preferably the corresponding ones Stop means formed that the rollers in the direction of insertion stop or stop in the position in which the holding device (s) to the roller for transferring the coupling device into their coupled state is possible and / or in which the second coupling element of the associated second coupling part in the second groove of the associated first coupling part is insertable.
  • the positioning means can in particular include positioning elements that engage behind one another.
  • the positioning means are generally designed so that they enable the feed movement of the holding devices relative to the roller or not hinder.
  • the device is preferably for holding at least two by one Axis of rotation rotatable or rotating rollers of a rolling machine provided and then comprises two holding devices and two each Coupling devices for each of the rollers. It can be the holding devices and the rollers in the assembled state next to each other or, in Seen the direction of gravity, be arranged one above the other.
  • the at least two rollers are preferably in the same one after the other Direction of insertion or mountable from the same side of the rolling machine and / or is the first roller to be mounted between the holding devices of the rollers to be subsequently assembled.
  • the positioning means on the rollers and the holding devices designed and arranged so that the one to be assembled first Roller between the holding devices of the subsequently to be assembled Rolls can be guided through and only in their desired position between the associated holding devices of this roller in the desired Position is positioned or is positionable.
  • Positioning means or stop means for this purpose at the one to be inserted first or seen roller to be mounted in the direction of insertion at the end of the holding device and at the front as seen in the direction of insertion Side of the roller on the end faces or arranged laterally and the Positioning means or stop means of a second after the first roller roller to be assembled at the beginning of the holding device, as seen in the insertion direction and on the back, seen in the direction of insertion, on the front sides or arranged to the side of the roller.
  • the at least two rollers can now in a special embodiment distinctive or in a clear assignment between the associated Holding devices can be installed, in particular by training the associated coupling devices and / or the associated positioning means.
  • 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 in the Generally directed essentially parallel to one another and / or essentially, seen in the direction of gravity, one above the other and / or essentially are arranged perpendicular to the direction of gravity.
  • the rolling machine is as Profile cross rolling machine or cross wedge rolling machine, whose basic structure was described at the beginning.
  • the tools on the rollers are in particular in cross section wedge-shaped or triangular and take in along the circumference their radial dimension in one direction and / or run obliquely to the axis of rotation of the associated roller.
  • FIGS. 1 to 11 are each shown schematically. Corresponding parts and sizes are given the same reference numerals in FIGS. 1 to 11.
  • the device shown in FIG. 1 is for holding two work rolls 2 and 3 provided and part of a rolling machine, in particular a cross wedge roller or cross wedge rolling machine.
  • the first work roll 2 is rotatable or rotating about an axis of rotation A. and the second work roll 3 rotatable about an axis of rotation B or rotary.
  • the axes of rotation A and B are essentially parallel to one another and perpendicular to the direction of the gravitational or gravity (gravity) arranged so that both Work rolls 2 and 3 are arranged directly one above the other.
  • the work rolls have a substantially cylindrical outer surface on.
  • On the outer surface or outer surface of the work rolls 2 and 3 are in general, not shown, each wedge-shaped in cross section and segment-like or completely rotating tools attached, in particular braced or screwed, each at an angle and at an angle the respective axis of rotation A and B are arranged and axially with respect to Axes of rotation A and B are arranged in substantially the same positions are.
  • the tools are preferably seen in the circumferential direction also in their cross section, with the increase in cross section in the Tools of different work rolls 2 and 3 is in opposite directions.
  • the first, upper work roll 2 is on its left end 20 in FIG a flange-like first coupling part 6A of a coupling device 6 and on the other, right end face 21 with a flange-like first Coupling part 7A provided a coupling device 7.
  • second, lower work roll 3 on its left end face 30 in FIG. 1 with a flange-like first coupling part 8A of a coupling device 8 and on the other, right end face 31 with a flange-like first Coupling part 9A provided a coupling device 9.
  • first Coupling parts 6A, 7A, 8A and 9A comprise the coupling devices 6 to 9 each also corresponding flange-like second coupling parts 6B, 7B, 8B and 9B, each on an associated, designed as a rotary shaft Holding device 12, 13, 14 and 15 arranged or formed are.
  • the holding devices 12 and 13 for the upper work roll 2 are in associated Bearing devices 16 and 17 about the axis of rotation A about not closer designated roller bearings rotatably.
  • the holding devices 14 and 15 for the lower work roll 3 are in associated storage facilities 18 and 19 rotatably supported about the axis of rotation B via roller bearings, not specified.
  • the holding device 12 of the first work roll 2 and the holding device 14 of the second work roll 3 each have a shaft extension as drive shaft 42 or 43, each with one or a common, Rotary drive, not shown, can be connected or coupled.
  • the coupling devices 6 to 9 are shown in FIG Condition, that is, their coupling parts 6A and 6B, 7A and 7B, 8A and 8B and 9A and 9B are in engagement with each other.
  • the structure and operation of the coupling devices 6 to 9 is exemplarily based on the coupling devices 6 and 8 and the 2 to 11 explained in more detail.
  • FIG. 2 and 6 show the second coupling part 6B or 7B and FIG. 3 and FIG. 7 shows the first coupling part 6A or 7A of the coupling device 6 or 7 for the upper work roll 2.
  • FIG. 4 shows the second coupling part 8B and 5 shows the first coupling part 8A of the coupling device 8 for the lower work roll 3.
  • the two coupling parts 6A and 6B are also illustrated in Figures 8 to 11 in different positions.
  • Both Coupling parts 6A and 6B have the basic shape of a cylinder with the Rotation axis A as a cylinder axis.
  • the coupling device 7 are identical in construction identical to the coupling device 6 and the coupling device 9 to the coupling device 8, which is indicated by the brackets set corresponding reference numerals should be expressed.
  • first coupling part 6A and 8A two are orthogonal to each other and radially to the axis of rotation A and B, continuous and each other grooves 60 or 80 and 61 crossing in the area of the axis of rotation A or B or 81, which are at least predominantly a rectangular cross section or straight vertical side walls.
  • the first groove 60 or 80 is set deeper or further inward than the second groove 61 or 81 trained.
  • the second coupling part 6B or 8B has four radially extending axially Coupling elements 62, 63, 64 projecting or projecting from the axis of rotation and 65 or 82 to 85, which are offset by 90 ° to one another and in the range the axis of rotation A or B through a central intermediate area from each other are separated.
  • the coupling elements 62 and 64 or 82 and 84 are for engagement in the first groove 60 and 80 of the first coupling part 6A or 8A and the coupling elements 63 and 65 or 83 and 85 for engagement provided and formed in the second groove 61 or 81.
  • the coupling elements 62 and 64 or 82 and 84 are higher or more outstanding formed as the coupling elements 63 and 65 or 83 and 85.
  • the bearing devices 17 and 19 now each have two bearing parts 17A and 17B or 19A and 19B, each between two positions axially or parallel to the axis of rotation A or B against each other or are adjustable and fixable in the positions.
  • This is an actuating device realized for axial delivery or continuation of the axial in the bearing part 17A fixed holding device 13 or 15 to the work roll 2 or 3 or away from this.
  • the actuator can also be a drive for automatic delivery or delivery.
  • the second coupling part 6B has the coupling device 6 a cut-off area for the upper work roll 2, in which the coupling element 62 projects upwards and tapers below Training of management areas.
  • the first coupling part 6A has a loop-shaped one at the upper edge Recording for the positioning element 66 of the coupling element 62, the forms a further positioning element 67 and also on the cut one Area of the second coupling part 6B rests when the cylinder axes of the coupling parts 6A and 6B coincide on the axis of rotation A.
  • the first coupling part 8A of the coupling device 8 for the lower work roll 3 has a cut off area at its lower edge with a hook-shaped extension as a positioning element 86.
  • the second Coupling part 8B also has a hook-shaped at the lower edge Extension as a positioning element 87, the two hook-shaped Reach behind and support positioning elements 86 and 87, when the cylinder axes of the two coupling parts 8A and 8B coincide on the axis of rotation B.
  • the associated bearing parts are used to assemble the work rolls 2 and 3 17A and 19A with the associated holding devices 13 and 15 initially continued in the outer position or left there. Now first the lower work roll 3 with its two first coupling parts 8A and 9A from above between the - sufficiently spaced - top two Holding devices 12 and 13 and the coupling parts 6B and 7B therethrough guided. By executing the positioning elements 87 and 97 on the one hand and the positioning elements 66 and 76 on the other hand ensures that the lower work roll 3 pass through the upper holding devices 12 and 13 can.
  • a taper at the beginning of the coupling element 82 and 92 and an expansion 89 and 99 at the lower entrance the groove 80 and 90 serve as guides or contact surfaces or threading aids.
  • the Positioning positions of the holding devices 14 and 15 are chosen so that the coupling elements 82 and 84 and 92 and 94 on both sides in the engage respective guide grooves 80 and 90 and of their longitudinal ones Side walls are guided.
  • the two coupling parts 8A and 8B and 9A and 9B are concentric arranged to the axis of rotation B.
  • transverse coupling elements 83 and 85 and 93 and 95 into the transverse second grooves 81 and 91 by axial infeed the holding device 15 in a feed direction Z coaxial to the axis of rotation B engaged (as shown in FIG 9 for coupling device 6).
  • the coupling elements 82 to 85 and 92 to 95 are now in theirs Form so adapted to the grooves 80 and 81 and 90 and 91 that with this Engagement a form fit at least on the longitudinal side walls is produced.
  • the first grooves 80 and 90 have in addition to the lower widenings 89 and 99 also expandings 88 and 98 on top. This is advantageous if the lower work roll 3 on its way between the upper holding devices 12 and 13 through with their grooves 80 and 90 on the coupling elements 62 and 64 and 72 and 74 of the upper coupling parts 6B and 7B out becomes easier because threading up and down is easier becomes. All grooves can also be gripped at the upper edge (see FIG. 7).
  • the upper work roll 2 mounted by this in a first step from above with the first grooves 60 and 70 of their first coupling parts 6A and 7A the coupling elements 62 and 72 threaded in the insertion direction E. or is adjusted (FIG 8).
  • the tapered area of the Coupling element 62 which is part of the positioning element 66 and a itself outward widening 68 at the beginning of the first groove 60 as Threading aids or guides.
  • the grooves 60 and 70 are on the coupling elements 62 and 72 and then continue on the coupling elements 64 and 74, respectively guided up to by the stop of the positioning elements 66 or 76 and 67 or 77 specified end position, in which the axial infeed in the Infeed direction Z for the positive connection of the second grooves 61 and 71 with the associated coupling elements 63 and 65 or 73 and 75 (FIG 9).
  • FIGS. 10 and 11 show the coupling device 6 in the one produced in this way engaged state.
  • the end faces 50 of the second Coupling part 6B and 51 of the first coupling part 6A lie on top of one another and the coupling elements 62 and 64 engage at a distance from the groove base positively into the groove 60 and the coupling elements 63 and 65 in the groove 61.
  • the measures described are a simple matter Exchange or exchange of work rolls 2 and 3 or their tools realized and also an unmistakable installation of the two Work rolls 2 and 3 due to the special design of the positioning means 66, 67, 76, 77, 86, 87 and 96, 97.
  • the coupling parts are preferably made of steel.
  • the coupling elements can in particular as prefabricated parts in grooves in the second Coupling part, as seen for example in FIG 8, are attached or be molded or molded in the coupling part itself.
  • the grooves in the first or second coupling part are preferably by material removal generated, especially milled.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Crushing And Grinding (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
  • Rolling Contact Bearings (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Rolls And Other Rotary Bodies (AREA)
EP04003625A 2003-04-14 2004-02-18 Dispositif de fixation au moins un rouleau d'une machine de roulage Expired - Lifetime EP1468754B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10317312 2003-04-14
DE10317312A DE10317312A1 (de) 2003-04-14 2003-04-14 Vorrichtung zum Halten wenigstens einer Walze einer Walzmaschine

Publications (3)

Publication Number Publication Date
EP1468754A2 true EP1468754A2 (fr) 2004-10-20
EP1468754A3 EP1468754A3 (fr) 2006-02-08
EP1468754B1 EP1468754B1 (fr) 2007-08-15

Family

ID=32892357

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04003625A Expired - Lifetime EP1468754B1 (fr) 2003-04-14 2004-02-18 Dispositif de fixation au moins un rouleau d'une machine de roulage

Country Status (5)

Country Link
US (1) US7010952B2 (fr)
EP (1) EP1468754B1 (fr)
JP (1) JP4156547B2 (fr)
CN (1) CN100392261C (fr)
DE (2) DE10317312A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1790423A1 (fr) * 2005-11-25 2007-05-30 LANGENSTEIN & SCHEMANN GMBH Dispositif de retenue des au moins deux rouleaux d'une machine de roulage et machine de roulage

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008027968A1 (de) 2008-06-12 2009-12-17 Langenstein & Schemann Gmbh Walzmaschine und Verfahren zum Wechseln der Walzen oder der Walzenwerkzeuge der Walzmaschine
CN100553815C (zh) * 2008-09-11 2009-10-28 长治钢铁（集团）锻压机械制造有限公司 下辊快装机构
DE102010060658B4 (de) 2010-11-18 2014-11-20 Langenstein & Schemann Gmbh Walzmaschine zum Umformen von metallischen und/oder eisenhaltigen Werkstücken mit geklemmten Drehlagern und Verfahren zum Wechseln der Walzen oder der Walzenwerkzeuge der Walzmschine
CN102553927B (zh) * 2012-01-09 2014-11-05 宁波大学 一种可更换辊系的铁道车轴辊式楔横轧机
US9334890B2 (en) 2012-01-24 2016-05-10 Kennametal India Limited Hardmetal roll clamping system onto the shaft and the method thereof
CN103071681A (zh) * 2013-01-21 2013-05-01 天津惠利通钢管有限公司 用于焊管机组的传动轴快速换辊装置
US9682825B2 (en) * 2013-05-31 2017-06-20 Morné Rudolph Segmented idler for use in a conveyor belt installation
DE102014005331B3 (de) 2014-02-11 2015-05-21 Sms Meer Gmbh Werkzeugwechselsystem und -verfahren sowie Reckwalze

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1210738A (en) * 1967-09-13 1970-10-28 Mannesmann Meer Ag Improvements in or relating to roll changing arrangements for rolling mills
DE3926356A1 (de) * 1988-08-31 1990-03-01 Form Walzmaschine mit auswechselbaren arbeitswalzen
DE19832520A1 (de) * 1998-07-20 2000-02-10 Teller Bernd Kompaktierwerk für eine Pulververdichtungsmaschine
EP1110725A2 (fr) * 1999-12-15 2001-06-27 Tokyo Kikai Seisakusho Ltd. Cylindre d'impression pour impression offset

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE309408C (fr) * 1915-01-14
US2332859A (en) * 1938-08-30 1943-10-26 Kreissig Ernst Shaft coupling
US2430683A (en) * 1945-10-30 1947-11-11 Morgan Construction Co Wabbler coupling
DE891642C (de) * 1949-07-02 1953-10-01 Reinhold Netze Walze, insbesondere Kalander- und Walzwerkswalze
CH425704A (de) * 1962-08-21 1966-12-15 Smeralovy Z Narodni Podnik Vorrichtung zur Verformung von Werkstücken durch Querwalzen
US4866969A (en) * 1985-09-06 1989-09-19 Sms Schloemann-Siemag Aktiengesellschaft Three-part roll assembly with exchangeable center part
DE3730471A1 (de) * 1987-09-11 1989-03-23 Schloemann Siemag Ag Kompaktwalzwerk und arbeitsverfahren zum walzen von formstahl
CN2036458U (zh) * 1988-07-22 1989-04-26 东北工学院 悬臂式钢球冷轧机
US5450740A (en) * 1994-02-25 1995-09-19 Braner Usa, Inc. Roll forming machine
IT1281447B1 (it) * 1995-11-09 1998-02-18 Danieli Off Mecc Gruppo di bloccaggio anello di laminazione
IT1288879B1 (it) * 1996-04-19 1998-09-25 Danieli Off Mecc Dispositivo per la sostituzione dei cilindri in una gabbia di laminazione per lamiere e/o larghi piatti
US6109085A (en) * 1999-10-08 2000-08-29 Calsonic Corporation Forming apparatus using a pair of rollers

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1210738A (en) * 1967-09-13 1970-10-28 Mannesmann Meer Ag Improvements in or relating to roll changing arrangements for rolling mills
DE3926356A1 (de) * 1988-08-31 1990-03-01 Form Walzmaschine mit auswechselbaren arbeitswalzen
DE19832520A1 (de) * 1998-07-20 2000-02-10 Teller Bernd Kompaktierwerk für eine Pulververdichtungsmaschine
EP1110725A2 (fr) * 1999-12-15 2001-06-27 Tokyo Kikai Seisakusho Ltd. Cylindre d'impression pour impression offset

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1790423A1 (fr) * 2005-11-25 2007-05-30 LANGENSTEIN & SCHEMANN GMBH Dispositif de retenue des au moins deux rouleaux d'une machine de roulage et machine de roulage

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EP1468754A3 (fr) 2006-02-08
US7010952B2 (en) 2006-03-14
JP4156547B2 (ja) 2008-09-24
JP2004314173A (ja) 2004-11-11
EP1468754B1 (fr) 2007-08-15
DE10317312A1 (de) 2004-11-25
CN1570408A (zh) 2005-01-26
US20040200251A1 (en) 2004-10-14
CN100392261C (zh) 2008-06-04
DE502004004611D1 (de) 2007-09-27

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