EP1125656B1 - Passage tournant pour rouleau refroidi par un liquide - Google Patents

Passage tournant pour rouleau refroidi par un liquide Download PDF

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Publication number
EP1125656B1
EP1125656B1 EP00127016A EP00127016A EP1125656B1 EP 1125656 B1 EP1125656 B1 EP 1125656B1 EP 00127016 A EP00127016 A EP 00127016A EP 00127016 A EP00127016 A EP 00127016A EP 1125656 B1 EP1125656 B1 EP 1125656B1
Authority
EP
European Patent Office
Prior art keywords
coolant
guide
way
compensator
tube
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.)
Expired - Lifetime
Application number
EP00127016A
Other languages
German (de)
English (en)
Other versions
EP1125656A2 (fr
EP1125656A3 (fr
Inventor
Walter Krume
Gerd Radusch
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.)
ThyssenKrupp Steel Europe AG
Original Assignee
ThyssenKrupp Stahl 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 ThyssenKrupp Stahl AG filed Critical ThyssenKrupp Stahl AG
Publication of EP1125656A2 publication Critical patent/EP1125656A2/fr
Publication of EP1125656A3 publication Critical patent/EP1125656A3/fr
Application granted granted Critical
Publication of EP1125656B1 publication Critical patent/EP1125656B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/02—Skids or tracks for heavy objects
    • F27D3/026—Skids or tracks for heavy objects transport or conveyor rolls for furnaces; roller rails
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/12—Accessories for subsequent treating or working cast stock in situ
    • B22D11/128—Accessories for subsequent treating or working cast stock in situ for removing
    • B22D11/1287—Rolls; Lubricating, cooling or heating rolls while in use
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D9/00—Cooling of furnaces or of charges therein

Definitions

  • the invention relates to a rotary feedthrough for the input and Discharge of liquid coolant via a journal one end of this and another journal rotatably mounted roller, in particular a transport roller a roller hearth furnace, with axially running in the role Coolant channels, which via a stationary two-way with stationary, connected to a coolant supply network Coolant lines are connected, wherein between the one Journal and the two-way guide an axial and Tilting movements of a journal permitting Compensator is arranged, and the connection of the Two-way guide with the coolant channels including the Compensator as a in the one journal plug-in connector is formed.
  • a rotary feedthrough of this type is for example from DE 197 52 336 C1 known.
  • the Coolant lines through which the coolant, in particular Cooling water, the rotary feedthrough to or removed from her is formed as stationary stanchions. These are stuck in Plug-in receptacles of a fixed cover plate firmly with a bearing block is connected, in which with a rolling bearing of Bearing journals is stored.
  • the cover plate serves for encapsulation the entire rotary union. Through them is the end of Roll formed a sealing space into which the journal protrudes, so that possibly end of the journal escaping coolant does not escape from the sealing chamber can.
  • the cover plate is a two-way guide trained, by means of the coolant through separate channels of the role and is removed from her.
  • the invention is therefore based on the object, a Rotary feedthrough of the aforementioned type to create which can be disassembled and reassembled faster as the well-known rotary union.
  • the task is in the rotary feedthrough of the beginning described type solved by the Coolant pipes fixed to a clamping plate are connected, on the two-way guide solvable is stretched.
  • the rotary feedthrough according to the invention sees as axial and Tilting movements of the journal permitting rotary feedthrough one fixed on a clamping plate with coolant lines fastenable two-way guide in front, by the Compensator mechanically from the journal is decoupled, but line technology with his Coolant channels is connected. That is why it is for Disassembly of the rotary feedthrough according to the invention now only necessary, the two - way guidance of the To release clamping plate and the connector from the Pull out coolant channels.
  • This provides, among other things Also, therefore, a simplification of the dismantling of Rotary feedthrough is because in the inventive Rotary feedthrough on the complex measures for sealing the sealing chamber provided in the prior art can be waived.
  • the sealing of the Coolant channels of a journal takes place at the end over the plug connection.
  • the detachable connection between the two-way guide and the clamping plate is preferably over a Quick release lever mechanism achieved.
  • the Two way guide via quick release lever detachable on the Clamp plate is attached, it is used during the Operation safely and firmly held on the clamping plate and thus sealingly connected to the coolant lines, while disassembling them quickly by disengaging them release the quick release lever from the clamping plate can.
  • the clamping plate can be a guide rail along which guided the two-way guide is displaceable. With this guide rail will ensures that the connector is always an accurate axial alignment relative to the journal undergoes.
  • the Connector have two concentric tubes, from which the inner tube with its one end in one Coupling piece of the central coolant channel of the axial extending coolant channels can be inserted and with its other end is connected to the two-way guide and of which the outer tube as a guide tube with his one end into a centering socket of another Coolant channel is plugged in and with his other End via a compensator of Kompensator worn connected to the two-way guide.
  • the connector consists two tubes whose inner tube, for example, the Coolant removal and the outer tube, for example can serve the coolant supply.
  • the inner tube is then in the role of axially extending central Coolant channel inserted, the return of the Coolant within the roller is used.
  • the outer tube is in this case with the axial in the role extending coolant channel connected to the feeder and distribution of the coolant within the roller is used.
  • the outer tube is in the preferred embodiment of Invention designed as a guide tube, which serve should, the connector in the journal end introduce and insert.
  • Invention is the compensator as a compensator formed, which the outer tube of the connector with the two-way guide connects.
  • the in the journal inserted outer tube is with the journal at its thermal expansion shifted and tilted.
  • the compensator as corrugated annular disc formed, the outer edge with the two-way guide and its inner edge with the Guide tube is connected.
  • this tubular and wavy formed and with connected two pipes the first of which as an outer Guide tube is inserted into the journal and the second pipe as a connection between the compensator and the two-way guide is used.
  • the centering bush into which the guide tube of the Plug-in connection is introduced is preferably made a copper wrought alloy. Copper wrought alloys are inexpensive to manufacture and also have a low coefficient of friction, so that the Fuhrungsrohr easily and without abrasion in the centering bushing can be inserted.
  • the seal against the Guide tube is preferably achieved in that on the inner circumference of the centering bush at the Roller inside facing end face a sealing ring in a designated groove is used.
  • This Sealing ring can for example by a against the Roller inside facing end face of the centering bushing held screwed retaining ring and pressed into the groove is.
  • Fig. 1 shows two coolant lines 1,2 to Coolant supply / discharge of a not illustrated coolant supply network.
  • the Coolant lines 1,2 are each fixed with a Clamping plate 3 connected.
  • the clamping plate 3 is stationary connected to a bottom plate 4.
  • a two-way guide 6 is fixed clamped on the clamping plate 3.
  • the two-way guide 6 is included a compensator 9 via a plug connection 10 end connected to a bearing pin 11, with the and another journal only partially illustrated transport role of a roller hearth furnace rotatably mounted end.
  • the connector 10 consists of an inner tube 12th and an outer tube designated as a guide tube 13.
  • the inner tube 12 is within the two-way guide 6 connected to the channel 8 provided therein.
  • the guide tube 13 is at the side of the two-way guide 6 via a configured as a corrugated circular disk Compensator 16 of the compensator 9 with the Two-way guide 6 connected and close to the channel 7th connected by putting his inner edge to one Collar 13 a of the guide tube 13 and with its outer Edge outside of one of the channel 7 outgoing Radial flange 6a of the two-way guide 6 tight connected.
  • the radial flange 6a carries on the Side of the journal 11, a cover 6 b, the Collar 13 a engages behind, so that they on the one hand as Carrier when pulling out of the guide tube 13 acts and on the other hand, together with the radial flange 13a forms protective housing for the compensator 16.
  • the bearing pin 11 is on two parallel bearing rollers 22nd rotatably supported and not by one shown, detachable from above, detachable Bracket held on the bearing rollers 22.
  • Fig. 2 shows another embodiment of the Rotating union. This is different from the one in Fig. 1 illustrated first embodiment only by the shape and arrangement of the compensator device, so that while maintaining the same reference numerals for same components to avoid repetition only on the special construction of this Compensator should be received.
  • the connector 10 shown in Fig. 2 consists of an inner tube 12 and an outer guide tube 13, that of a front pipe 24 and a rear pipe 25th consists. Both tubes 24,25 are over a corrugated, tubular compensator 26 connected to each other, whose two ends on collars 24a, 25a of the tubes 24,25 are tightly connected.
  • the compensator 26 is of a serving as a protective housing and driver sleeve 26a surrounded, which engages behind the collars 24a, 25a. With a End of the sleeve 26 a is attached to the front tube 24. she can be composed of half shells.
  • the front Tube 24 is in the centering bush 17 of the journal 11th introduced.
  • the rear tube 25 is connected to the Two-way guide 6 connected.
  • Fig. 3 it can be seen that and how the Coolant line 2 tight and tight with the clamping plate. 3 connected is. Furthermore, it is shown that the Two-way guide 6 in a guide rail 27 axially to Bearing pin is guided displaceably. It is also closed recognize that between the two-way guide 6 and the Clamping plate 3 seals 28 are provided, the one tight connection between the coolant line 2 and allow the channel 8. Likewise in this way is the in Fig. 3, not shown, coolant line 1 with the Channel 7 connected.
  • the two-way guide 6 has laterally each hook 29th on, in which engage the lugs of the clamping lever 5 each, around the two-way guide 6 firmly on the clamping plate 3 tense.
  • Bearing 11 will not coolant from the shown coolant supply network via the Rotary feedthrough in the axially in the journal 11th extending coolant passage 18 introduced from the the coolant in several in the not shown Roll provided, also not shown channels is distributed.
  • the heated coolant is over the centrally in the journal 11 axially extending Coolant channel 15 collected and over the Rotary feedthrough and the coolant line 2 discharged.
  • the coolant is from the coolant line 1 in the channel 7 and from this via the guide tube 13 in the coolant channel 18th initiated.
  • the dissipated coolant is over the inner tube 12 in the channel 8 of the two-way guide. 6 initiated and from this channel 8 in the Coolant line 2 derived.
  • the clamping lever. 5 solved so that the firm connection between the Two-way guide 6 and the clamping plate 3 is repealed. Then, the two-way guide 6 in the axial direction pulled away from the journal, the connector 10 is pulled out of the bearing pin 11. Subsequently, the bracket, not shown, the Bearing 11 holds on the bearing rollers 22, solved, so that the bearing pin 11 of the bearing rollers 22 axially can be pulled down and - at one Roller hearth furnace - the roll with one at the other Journal bearing attacking manipulator pulled axially can be.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)
  • Supply, Installation And Extraction Of Printed Sheets Or Plates (AREA)
  • Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
  • Rolls And Other Rotary Bodies (AREA)

Claims (11)

  1. Passage tournant pour l'introduction et l'évacuation de réfrigérant liquide, au moyen d'un tourillon (11), dans/hors d'un rouleau placé de manière pivotante à l'extrémité de celui-ci et à celle d'un autre tourillon, notamment un rouleau de transport d'un four à rouleaux, avec des canaux pour réfrigérant (15, 18) passant axialement dans le rouleau, raccordés à l'aide d'un guidage à deux voies (6) à des conduites pour réfrigérant (1, 2) fixes, reliées à un réseau d'alimentation en réfrigérant, un dispositif de compensation (9) autorisant des mouvements axiaux et basculants de l'un des tourillons (11) étant disposé entre l'un des tourillons (11) et le guidage à deux voies (6), et le raccordement du guidage à deux voies aux canaux pour réfrigérant étant formé en incluant le dispositif de compensation par une cosse de raccordement (10) pouvant être enfichée dans l'un des tourillons (11), caractérisé en ce que les conduites pour réfrigérant (1, 2) sont raccordées de manière fixe à une plaque de fixation (3) sur laquelle le guidage à deux voies (6) est fixé de manière amovible.
  2. Passage tournant selon la revendication 1, caractérisé en ce que le tourillon (11) s'appuie sur des galets de roulement (22) et est maintenu sur ceux-ci par un élément de retenue.
  3. Passage tournant selon la revendication 1 ou 2, caractérisé en ce que le guidage à deux voies (6) peut être fixé de manière amovible sur la plaque de fixation (3) au moyen de leviers à serrage rapide (5).
  4. Passage tournant selon l'une des revendications 1 à 3, caractérisé en ce que la plaque de fixation (3) présente un rail de guidage (27) le long duquel le guidage à deux voies (6) est guidé de manière mobile.
  5. Passage tournant selon l'une des revendications 1 à 4, caractérisé en ce que la cosse de raccordement (10) présente deux tubes concentriques (12, 13), le tube intérieur (12) étant enfichable avec l'une de ses extrémités dans une pièce de couplage (14) du canal pour réfrigérant central (15) des canaux pour réfrigérant axiaux (15, 18), et étant raccordé par son autre extrémité au guidage à deux voies (6), et le tube extérieur étant enfichable comme tube de guidage (13) avec l'une de ses extrémités dans une douille de centrage (17) d'un autre canal pour réfrigérant (18), et étant raccordé par son autre extrémité au guidage à deux voies (6) à l'aide d'un compensateur (16, 26) du dispositif de compensation (9).
  6. Passage tournant selon la revendication 5, caractérisé en ce que le compensateur (16) est un disque en anneau de cercle ondulé, dont le bord extérieur est relié au guidage à deux voies (6) et dont le bord intérieur est relié au tube de guidage (13).
  7. Passage tournant selon la revendication 5, caractérisé en ce que le tube de guidage (13) est constitué de deux tubes (24, 25) reliés entre eux au moyen d'un compensateur (26) ondulé en forme de tuyau, le premier tube (24) étant enfichable dans la douille de centrage (17) par son extrémité détournée du compensateur (26), et le deuxième tube (25) étant relié au guidage à deux voies (6) par son extrémité détournée du compensateur (26).
  8. Passage tournant selon l'une des revendications 5 à 7, caractérisé en ce que la douille de centrage (17) est constituée d'un alliage de cuivre corroyé.
  9. Passage tournant selon l'une des revendications 5 à 8, caractérisé en ce que la douille de centrage (17) bouche le canal pour réfrigérant (18) axial aussi bien à son extrémité que par rapport au tube de guidage (13).
  10. Passage tournant selon la revendication 9, caractérisé en ce qu'un anneau d'étanchéité (20) est inséré dans une rainure (19) prévue à cet effet, sur le pourtour intérieur de la douille de centrage (17) sur son côté frontal tourné vers l'intérieur du rouleau.
  11. Passage tournant selon la revendication 10, caractérisé en ce que l'anneau d'étanchéité (20) est maintenu par un anneau de retenue (21) vissé contre le côté frontal de la douille de centrage (17) tourné vers l'intérieur du rouleau, et pressé dans la rainure (19).
EP00127016A 2000-02-14 2000-12-09 Passage tournant pour rouleau refroidi par un liquide Expired - Lifetime EP1125656B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10006630A DE10006630C1 (de) 2000-02-14 2000-02-14 Drehdurchführung an einer flüssigkeitsgekühlten Rolle, insbesondere einer Transportrolle eines Rollenherdofens
DE10006630 2000-02-14

Publications (3)

Publication Number Publication Date
EP1125656A2 EP1125656A2 (fr) 2001-08-22
EP1125656A3 EP1125656A3 (fr) 2002-07-31
EP1125656B1 true EP1125656B1 (fr) 2005-06-29

Family

ID=7630940

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00127016A Expired - Lifetime EP1125656B1 (fr) 2000-02-14 2000-12-09 Passage tournant pour rouleau refroidi par un liquide

Country Status (3)

Country Link
EP (1) EP1125656B1 (fr)
AT (1) ATE298642T1 (fr)
DE (2) DE10006630C1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10211802C1 (de) 2002-03-16 2003-10-02 Thyssenkrupp Stahl Ag Drehdurchführung für die Kühlwasserzu- und -ableitung einer endseitig drehgelagerten Stütz- und/oder Transportrolle
GB2396578A (en) 2002-04-16 2004-06-30 Michael Charles Richa Bartlett Rotational union coupling for a continuous casting roller
DE10302474A1 (de) * 2003-01-23 2004-08-05 Sms Demag Ag Kühlung von Rollen in Stranggießanlagen
DE10327723B3 (de) * 2003-06-16 2004-10-07 Mannesmannröhren-Werke Ag Dreheinführung
DE102004032143A1 (de) * 2004-07-02 2006-01-19 H. Butting Gmbh & Co. Kg Ofenrolle sowie Verfahren zur Vorwärmung von Verbrennungsluft für Wärmebehandlungsöfen
KR100602942B1 (ko) 2005-08-08 2006-07-20 주식회사 멀티스하이드로 제철설비용 열연로울러의 냉각장치
DE102006058134A1 (de) * 2006-12-09 2008-06-19 Sms Demag Ag Treibrolle insbesondere für Besäumscheren
RU2553139C2 (ru) * 2012-07-04 2015-06-10 Актиеболагет Скф Распределяющий элемент, роликовая линия и устройство для непрерывной разливки
ES2817408T3 (es) 2017-07-20 2021-04-07 Regal Beloit America Inc Conjunto de árbol de transmisión

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4207042C1 (en) * 1992-03-02 1993-09-16 Mannesmann Ag, 40213 Duesseldorf, De Coolant coupling for roll device - with good sealant properties provided by elastic socket feeding coolant into roll bore
US5992901A (en) * 1995-10-27 1999-11-30 Mannesmann Ag Device for coupling a coolant duct of a rotating part
DE19613032C1 (de) * 1996-03-19 1997-06-12 Mannesmann Ag Vorrichtung zum Ankuppeln der Fluidführung eines drehgelagerten Rotationsteiles
DE19752336C1 (de) * 1997-11-26 1999-04-29 Thyssenkrupp Stahl Ag Drehdurchführung für die Kühlwasserzu- und -ableitung einer endseitig mit Lagerzapfen in Lagerböcken drehgelagerten Stütz- und/oder Transportrolle, insbesondere in einer Stranggießanlage
DE19836537C1 (de) * 1998-08-06 1999-09-23 Mannesmann Ag Strangführungsrolle für eine Metall-, insbesondere Stahlstranggießanlage

Also Published As

Publication number Publication date
DE10006630C1 (de) 2001-07-19
EP1125656A2 (fr) 2001-08-22
EP1125656A3 (fr) 2002-07-31
DE50010636D1 (de) 2005-08-04
ATE298642T1 (de) 2005-07-15

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