EP0911089A2 - Dispositif et procédé pour changer rapidement les cylindres d'une cage de laminoir à six cylindres - Google Patents

Dispositif et procédé pour changer rapidement les cylindres d'une cage de laminoir à six cylindres Download PDF

Info

Publication number
EP0911089A2
EP0911089A2 EP98118625A EP98118625A EP0911089A2 EP 0911089 A2 EP0911089 A2 EP 0911089A2 EP 98118625 A EP98118625 A EP 98118625A EP 98118625 A EP98118625 A EP 98118625A EP 0911089 A2 EP0911089 A2 EP 0911089A2
Authority
EP
European Patent Office
Prior art keywords
roll
carriage
roller
shifter
stand
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
EP98118625A
Other languages
German (de)
English (en)
Other versions
EP0911089B1 (fr
EP0911089A3 (fr
Inventor
Bernd Tiepelmann
Dieter Daub
Dieter Dickel
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 Siemag AG
Original Assignee
SMS Schloemann Siemag AG
SMS Demag AG
Schloemann Siemag AG
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 Schloemann Siemag AG, SMS Demag AG, Schloemann Siemag AG filed Critical SMS Schloemann Siemag AG
Publication of EP0911089A2 publication Critical patent/EP0911089A2/fr
Publication of EP0911089A3 publication Critical patent/EP0911089A3/fr
Application granted granted Critical
Publication of EP0911089B1 publication Critical patent/EP0911089B1/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
    • B21B31/10—Interchanging rolls, roll mountings, or stand frames, e.g. using C-hooks; Replacing roll chocks on roll shafts by horizontally displacing, i.e. horizontal roll changing
    • B21B31/103—Manipulators or carriages therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B13/00—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
    • B21B13/02—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with axes of rolls arranged horizontally
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B13/00—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
    • B21B13/02—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with axes of rolls arranged horizontally
    • B21B2013/028—Sixto, six-high stands

Definitions

  • the invention relates to an apparatus and a method for quick roll change on a six-roll stand, comprising a roller changing carriage with means for the method relative to the roll stand both parallel and transverse to Rolling direction, and with two side by side under training a side shifter cassette arranged receiving parts for each with a pair of work and intermediate rolls Guide pads for the chocks of the rollers, the Change carriage in the common roller plane a device for Insertion and removal of the rollers is assigned.
  • a roll changing device for six-roll stands a generic training is from BR-A-PI 7602387 known. With the help of a crane, the individual rollers together with their chocks in one of two side-by-side receiving compartments in a specific one Sequence turned off, depending on the respective next roll change. It is disadvantageous here not possible, only a change of Intermediate roller set to perform. Furthermore, the known device can only be used if chocks of Intermediate rolls get smaller dimensions than that Chocks for work rolls.
  • EP 0 112 981 A2 describes a roll changing device for six-roll stands, which, if necessary, either the Exchange of the work roll set alone or the Work roll set together with the intermediate roll set enables. If necessary, the Intermediate roller set to be interchangeable on its own. Therefor is a roller changing carriage and a roller loading station intended.
  • the roller loading station has two receiving compartments, one of which is just an intermediate roller set and the other can only accommodate one set of work rolls.
  • the disadvantage is here that the receiving compartments of the roller changing car after closed at the top and only in itself opposite end faces are open. As a result a possibility of changing all rollers directly by means of Crane from the roll changing car or from the side shifter not possible out.
  • the invention lies Task based on a device and a method under Use the device to indicate the possibility of changing all rollers directly by crane from the Roller change car or from the side shifter offers and thus a considerable simplification of the roll change without firm commitment to a given roll change program allowed.
  • each receiving part for receiving a lower one Intermediate roller with its chocks with an intermediate frame Means of entering and exiting into and out of Side-shifter cassette.
  • This design according to the invention offers the possibility of extended intermediate frame all rollers to the Roller change frame or the side shifter directly using a crane out or in.
  • roller change car has an undercarriage with which it can be used rails laid on the bottom across the rolling direction is movable, and the rails laid in the rolling direction which carries the which can be moved independently of the undercarriage Record the side shifter cassette.
  • the side shifter cassette be used as a means of loading and unloading Pushing out the rolls from and to the roll stand or from and assigned to the workshop a tong wagon and by means of a Rack and pinion drive by one receiving part each Side shifter cassette is mobile.
  • top and bottom can be used to change the top and lower intermediate rollers coupled to the middle part become.
  • the supply of hydraulic oil is over Hydraulic docking systems ensured.
  • Appropriately owns the tong carriage for this on one side Hydraulic docking elements, which connection elements in Connection to hydraulic energy sources can be assigned, for example to supply the upper and lower Forceps manipulators.
  • the middle part of the tong carriage can be used a cable drag chain to a stationary supply unit connected for hydraulics.
  • the additional Operating units of the tong carriage, the z. B. for the change of the intermediate rolls can be used Interlocks coupled to the driving part of the roller change carriage and preferably with a frontal docking system Hydraulic energy are supplied.
  • roller changing trolley has two docking systems for Connection elements both on the scaffold and in the Roller workshop.
  • a method of performing a fast cycle Roll change on a six-roll stand using the device according to the invention is followed by a consequence from work steps a) to k) according to the Labeling part of claim 8 shown.
  • the Possibility of changing all rollers directly using a crane the side shifter is not just a significant one Simplify the roll change, but it enables it too, independently of one another and independently of predetermined roll change programs either only one Work roll set or at the same time work and Intermediate roller sets can be changed in any order.
  • the roller change carriage (1) shown schematically in FIG. 1 has an undercarriage (5) with motor-driven wheels (8) with which it is laid on rails (6) is movable transversely to the rolling direction.
  • the undercarriage (5) carries rails (7) laid in the rolling direction, with which the Side shifter (10) with wheels (9) and (not shown) Drives can be moved in the rolling direction.
  • the side shifter (10) consists of two side by side with the formation of Side-shifter cassette arranged receiving parts (11, 12) for one pair each of work rolls and intermediate rolls (20 - 23, 20'-23 ') with guide supports (24 - 27) for the chocks (16 - 19) or (16 '- 19') of the rollers, the roller changing carriage (1) in the common roller plane (x-x) a device (2) for pushing the rollers in and out in the form of a tong carriage is assigned according to FIG.
  • each receiving part (11, 12) has Recording a lower intermediate roller (23, 23 ') with their Chocks (19, 19 ') with an intermediate frame (3, 4) Means of entering and exiting into and out of Side shifter cassette (10). Furthermore, in embodiment of the undercarriage essential to the invention (5) Auxiliary frames (40, 41) for receiving the intermediate frames (3, 4) assigned next to the side shifter (10).
  • FIG. 2 shows a side view of the roller changing carriage (1) Undercarriage (5) and its wheels (8) with drive units (15) on the rails (6) laid on the floor.
  • Undercarriage (5) carries with the help of the rails laid on it (7) which can be moved with the wheels (9) in the rolling direction Intermediate frame (3, 4) of the side shifter cassette (10).
  • Intermediate roller (23, 23 ') indicated in a lateral position.
  • the tong carriage (2) has tong manipulators (32) for the upper one and lower intermediate rolls and (42) for the work rolls as well Locking devices (33) for locking with the Undercarriage (5). These can be operated hydraulically.
  • Pliers carriage (2) on one side connecting elements (31) a docking system for energy supply with hydraulic Energy are assigned. It can preferably also have a Cable drag chain to a stationary one Hydraulic power supply system must be connected.
  • the Plier manipulators (32) and (42) are with guide rollers (13) in a rail guide (34) through the receiving parts (11, 12) of the side shifter cassette (10) are designed to be mobile.
  • the motor (14) acts as a drive in cooperation with the Rack (14 ').
  • the connecting elements (31) are corresponding connection counter-elements (not shown) in assigned to the workshop, each hydraulic Own energy sources and at least individual units of the Forceps carriage (2), e.g. B. the pliers manipulators for the Intermediate rollers (32), supply with hydraulic energy.
  • the roller changing carriage (1) on the other hand, has two docking systems with connections on the one hand on the scaffolding and on the other hand in the Roller workshop.
  • roller changing carriage (1) Locks with the roll stand, locks (33) with the Pliers carriage (2), locks (35) of both intermediate frames (3, 4) each independently with undercarriage (5) and locks both intermediate frames (3, 4) each independently with the Side shifter (10).
  • Locks only partially in Figures 1 and 2 shown.
  • interlocks are shown in FIG (35) of the two intermediate frames (3,4) each independently with the Undercarriage (5) shown purely schematically.
  • Figure 3 shows the roller changing carriage (1) in position in front of the stand with a new set of rollers (20 - 23) in the right Receiving compartment (12) of the side shifter (10).
  • the left one The receiving part (11) is in the plane of the center of the scaffold (x-x), ready to receive the rollers to be replaced from the Framework.
  • 3 shows the undercarriage (5) with the Auxiliary frames (40, 41) and with the intermediate frame (3 and 4).
  • Figure 4 shows the cycle phase, the old rollers (20 '- 23 ') from the stand in the roller changing carriage (1) or its Side-Shifter (10) were pulled.
  • Both in Fig. 4 and in the other figures 5 to 11 are each the same Elements are given the same reference numbers and become Maintaining clarity is not new for every figure characterized.
  • FIG. 5 shows a further phase, the side shifter (10) was moved to the left. Now that's it Receiving part (12) in the central plane (x-x) of the roll stand, so that the new roller set (20 - 23) completely in the Roll stand can be pushed.
  • FIG. 6 shows the working phase with the right one emptied Receiving part (12), wherein the receiving part (11) still the used roller set (22'-23 ') contains.
  • the receiving part (11) now only contains the old rollers, namely the upper intermediate roller (22 ') and the old work roll set (20 ', 21'). Because their chocks (16 ', 17', 18 ') in relation to the guide supports (24, 25, 26) are staggered so that the rollers (22 ', 20', 21 ') without more can be taken out with the crane, (see Fig. 1) this will now in the next step performed easily. You can also do this easily the old lower intermediate roller (23 ') which is moved out to the side drive out and remove with the crane.
  • the side shifter (10) is with the two receiving parts (11) and 12) to the left move, but without the position of the two intermediate frames (3) and (4) to change.
  • the right one now stands Receiving part (12) for receiving new rollers with the Work roll set (20, 21) and the upper intermediate roll (22) available according to the aforementioned configuration of the roller changing car or its receiving parts (11) and (12) in relation to the management requirements (24 - 27) can be easily brought in from above with the crane. Because in this position the intermediate frame (3) to the right of the receiving part (12) is exposed, this can also be done with the crane easily from above with the new lower intermediate roller (23) be loaded. It should be mentioned that next to the side the side shifter cassette (10) standing intermediate frame (3) and (4) each on an auxiliary frame (40) or (41) lie on.
  • Figure 12 shows a side view of the position of the rollers (20-23).
  • the illustration shows that the intermediate frames (3, 4) for the respective lower intermediate rolls (23 or 23 ') the auxiliary frames (40, 41) are included and thus in are slidable or movable on the same horizontal plane.
  • the invention is straightforward and resolves in an optimal manner the task mentioned at the beginning.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Rolls And Other Rotary Bodies (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Mounting, Exchange, And Manufacturing Of Dies (AREA)
  • Handcart (AREA)
  • Rollers For Roller Conveyors For Transfer (AREA)
EP98118625A 1997-10-24 1998-10-01 Dispositif et procédé pour changer rapidement les cylindres d'une cage de laminoir à six cylindres Expired - Lifetime EP0911089B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19747013 1997-10-24
DE19747013A DE19747013A1 (de) 1997-10-24 1997-10-24 Vorrichtung und Verfahren für schnellen Walzenwechsel an einem Sechswalzen-Walzgerüst

Publications (3)

Publication Number Publication Date
EP0911089A2 true EP0911089A2 (fr) 1999-04-28
EP0911089A3 EP0911089A3 (fr) 2000-02-23
EP0911089B1 EP0911089B1 (fr) 2001-11-21

Family

ID=7846501

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98118625A Expired - Lifetime EP0911089B1 (fr) 1997-10-24 1998-10-01 Dispositif et procédé pour changer rapidement les cylindres d'une cage de laminoir à six cylindres

Country Status (6)

Country Link
US (1) US6053020A (fr)
EP (1) EP0911089B1 (fr)
JP (1) JP4435888B2 (fr)
AT (1) ATE209073T1 (fr)
DE (2) DE19747013A1 (fr)
ES (1) ES2168714T3 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004039512A1 (fr) * 2002-10-30 2004-05-13 Sms Demag Aktiengesellschaft Laminoir a plaques de support
WO2007080086A1 (fr) * 2006-01-09 2007-07-19 Sms Demag Ag Procede et dispositif de remplacement de cylindres
EP4681833A1 (fr) 2024-07-16 2026-01-21 Primetals Technologies Germany GmbH Chariot de changement de rouleau

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE20004856U1 (de) * 2000-03-16 2000-05-25 Achenbach Buschhütten GmbH, 57223 Kreuztal Walzenwechselvorrichtung für Walzgerüste, insbesondere Sextowalzgerüste
DE102007026400A1 (de) * 2007-06-06 2008-12-11 Siemens Ag System zur Ermittlung von Parametern eines metallischen Bauteils einer Industrieanlage und System zum Wechseln einer Walze
TR201906213T4 (tr) * 2010-12-02 2019-05-21 Primetals Tech France Sas Bir hadde tezgahının silindirlerinin ve/veya takımlarının değiştirilmesi için ekipman ve usul; bir kilitleme ve sıkıştırma sistemini içeren bir hadde tezgahı.
DE102021207948A1 (de) * 2021-07-23 2023-01-26 Sms Group Gmbh Walzenwechselvorrichtung zum Wechseln der Arbeits- und/oder Zwischenwalzen eines Walzgerüsts

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1527706A1 (de) * 1966-01-19 1970-01-22 Schloemann Ag Vorrichtung zum Verschieben von Walzgeruesten bzw. der Walzensaetze von Walzgeruesten quer zur Walzrichtung
JPS6016288B2 (ja) * 1977-05-27 1985-04-24 株式会社日立製作所 圧延機
JPS5925199B2 (ja) * 1978-06-28 1984-06-15 株式会社東芝 原子炉格納容器内の漏洩検出装置
JPS6056564B2 (ja) * 1980-06-18 1985-12-11 株式会社日立製作所 圧延機のロ−ル組替装置
JPS5921419A (ja) * 1982-07-28 1984-02-03 Hitachi Ltd ロ−ル組替装置
DE3244200A1 (de) * 1982-11-30 1984-05-30 SMS Schloemann-Siemag AG, 4000 Düsseldorf Walzenwechselvorrichtung fuer sechswalzen-walzgerueste
JPS59183912A (ja) * 1983-04-04 1984-10-19 Nippon Steel Corp ６段圧延機のロール組替装置
JPH01309707A (ja) * 1988-06-08 1989-12-14 Hitachi Ltd 六重圧延機のロール組替方法
JP2812423B2 (ja) * 1994-04-07 1998-10-22 住友金属工業株式会社 ６段圧延機のロール組替装置

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004039512A1 (fr) * 2002-10-30 2004-05-13 Sms Demag Aktiengesellschaft Laminoir a plaques de support
WO2007080086A1 (fr) * 2006-01-09 2007-07-19 Sms Demag Ag Procede et dispositif de remplacement de cylindres
US8511127B2 (en) 2006-01-09 2013-08-20 Sms Siemag Aktiengesellschaft Method and device for changing rolls
US8522590B2 (en) 2006-01-09 2013-09-03 Sms Siemag Aktiengesellschaft Method and device for changing rolls
US8555688B2 (en) 2006-01-09 2013-10-15 Sms Siemag Aktiengesellschaft Method and device for changing rolls
EP4681833A1 (fr) 2024-07-16 2026-01-21 Primetals Technologies Germany GmbH Chariot de changement de rouleau

Also Published As

Publication number Publication date
JP4435888B2 (ja) 2010-03-24
ES2168714T3 (es) 2002-06-16
US6053020A (en) 2000-04-25
EP0911089B1 (fr) 2001-11-21
EP0911089A3 (fr) 2000-02-23
DE59802698D1 (de) 2002-02-21
ATE209073T1 (de) 2001-12-15
JPH11192504A (ja) 1999-07-21
DE19747013A1 (de) 1999-04-29

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