EP0875320B1 - Fermeture à tiroir pour récipients contenant un métal en fusion - Google Patents

Fermeture à tiroir pour récipients contenant un métal en fusion Download PDF

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Publication number
EP0875320B1
EP0875320B1 EP98106668A EP98106668A EP0875320B1 EP 0875320 B1 EP0875320 B1 EP 0875320B1 EP 98106668 A EP98106668 A EP 98106668A EP 98106668 A EP98106668 A EP 98106668A EP 0875320 B1 EP0875320 B1 EP 0875320B1
Authority
EP
European Patent Office
Prior art keywords
coupling
drive rod
gate valve
sliding gate
linear actuator
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
EP98106668A
Other languages
German (de)
English (en)
Other versions
EP0875320A2 (fr
EP0875320A3 (fr
Inventor
Rolf WALTENSPÜHL
Werner Plattner
Peter Christen
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.)
Stopinc AG
Original Assignee
Stopinc 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 Stopinc AG filed Critical Stopinc AG
Publication of EP0875320A2 publication Critical patent/EP0875320A2/fr
Publication of EP0875320A3 publication Critical patent/EP0875320A3/fr
Application granted granted Critical
Publication of EP0875320B1 publication Critical patent/EP0875320B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/14—Closures
    • B22D41/22—Closures sliding-gate type, i.e. having a fixed plate and a movable plate in sliding contact with each other for selective registry of their openings
    • B22D41/38—Means for operating the sliding gate

Definitions

  • the invention relates to a sliding closure for a metal melt containing Vessel, with one longitudinally guided in a valve housing, one Push rod having slide unit, which via a coupling with a Drive rod of a linear drive is connectable, being on the slide housing a bracket for receiving the linear actuator is provided is.
  • a clutch is provided on the one hand, those for flanging a piston-cylinder unit Serves linear actuator to a fixed slide part, and on the other hand is a Coupling for releasably connecting the movable slide part with the Piston rod of the drive arranged.
  • the coupling for flange mounting the linear drive is designed as a bayonet lock, in which the Piston-cylinder unit in the direction of its displacement axis in the fixed Slide part inserted and then in it by twisting is attached.
  • this handling is impractical because this piston-cylinder unit is built quite heavy.
  • the coupling to the releasable Connecting the movable slide part with the piston rod is such trained that by moving the piston rod on its front Link engages in a coupling member of the slide unit and when turning the cylinder is coupled.
  • the present invention was based on the object a sliding lock with a clutch according to the aforementioned To provide genus, by means of which the simplest possible handling for hanging or removing the linear drive as well as for the Coupling or uncoupling its drive rod with or from the slide unit is possible.
  • a linear drive can be placed in the holder attached to the sliding lock and then a coupling the drive rod with the slide unit and the like decoupling and removal of the linear drive can be carried out in the simplest way.
  • the coupling has a coupling part at the end of the drive rod of the linear drive, which at least one, preferably two articulated claw elements, which in coupled state the other flange-shaped coupling part grasp the push rod of the slide unit at the ends.
  • FIG. 1 shows a sliding closure 20 on a metal melt containing Vessel, which is partially shown and in the present case as a so-called Pan 10 is formed.
  • This pan 10 is conventional in itself Way an outer steel jacket 11, a refractory embedded in this Lining 12 and an outlet 14, which is of a refractory Perforated brick 15 and a refractory sleeve 16 is formed.
  • a Sliding closure 20 arranged, which mainly consists of an upper housing part 21 with a refractory base plate 23 inserted therein, a housing frame 22 and a slide unit 25 releasably clamped therein with a refractory slide plate 24 and an adjoining one Spout sleeve 26 is made.
  • the slide unit 25 is for reciprocating over a push rod 27 and a clutch 40 with a hydraulic piston / cylinder unit trained linear actuator 30 connected.
  • the latter is in turn in a holder 28 flanged to the upper housing part 21 removably attached.
  • the linear actuator 30 is usually in contrast leave for pan 10 on the casting platform of a continuous caster. He is therefore on the filled with molten steel and with the closed Sliding lock 20 equipped pan 10 mounted when the same on the Giessbühne has been brought. After emptying the pan, the Linear drive 30 removed from this again, so that the pan 10 by means of a crane back from the casting platform to a pan place or the like are transported and refilled with molten steel can.
  • the linear drive is for easy assembly and disassembly on the pan 30 in a known manner transversely to the direction of its displacement Drive rod 32 arranged in this holder 28 in and out. After inserting it with its drive rod 32 over a Coupling 40 to the push rod 27 of the slide unit 25 in coaxial Aligned to her.
  • the coupling 40 is designed such that when it is inserted Linear drive 30 in the holder 28 by moving the drive rod 32 automatically couples against the slide unit 25, meanwhile this clutch when the linear drive 30 is removed the bracket 28 automatically uncoupled.
  • a coupling part which has at least one, preferably two claw elements 41, each articulated on an axis 44, 42 which, in the coupled state, has one at the end of the push rod 27 of the slide unit 25 flange-shaped coupling part 43 in a form-fitting manner embrace.
  • This flange-like coupling part 43 is in cross section advantageously rectangular and also based on its end face provided with oblique guide surfaces 43 '.
  • the claw elements 41, 42 are at the front end of the drive rod 32 arranged approximately parallel to each other and thereby form a pincer.
  • the claw elements 41, 42 have a spring member 45 on the back assigned, which generates such a torque on the claw elements, that they are pushed in at the front, but only until they are one Take up position approximately parallel to each other.
  • the spring member 45 is preferably composed of several disc springs or the like, which are held by the drive rod 32.
  • Fig. 3 illustrates the lateral insertion of the linear drive shown in dashed lines 30 'in the bracket 28 attached to the slide lock 20
  • Linear drive 30 is at the front end of its cylinder 33 with a cross to this extending guide element 36, which is outside protrudes all around to this cylinder 33.
  • this guide element 36 is in a funnel-shaped opening 29 of the holder 28 and subsequently further into a guide groove 38 inserted in the cross-sectionally U-shaped holder 28.
  • the guide groove 38 is dimensioned such that the guide element 36 is held approximately form-fitting therein.
  • the funnel-shaped Formation of the opening 29 enables comfortable insertion of the cylinder 33 in the holder 28, in particular also when this cylinder is operated by a manipulator, not shown.
  • Stroke limiting pin 56 limits the stroke the slide unit 25 with respect to the closed position of the slide closure.
  • the contact surface 42 'of the claw element 41, 42 is advantageous for snapping the latter properly convex, as shown in Fig.5.
  • the drive rod 32 is in a stroke range during of the company withdrawn.
  • the bracket 28 By forming the bracket 28 on their inside 28 'corresponding to the claw elements 41, 42, 28 "creates a further advantage according to the invention.
  • the inside 28 'of Bracket is in the area of the coupling position shown opposite Inside 28 "in the operating position of clutch 40 to the outside added. This causes the claw elements 41, 42 to lock through the inside 28 "in the stroke area during operation as in Fig.1 is clarified.
  • the inner sides 28 are therefore parallel to the direction of displacement at a short distance from the outer surfaces of the claw elements 41, 42 arranged, the latter hereby secured against disengagement are.
  • the linear actuator 30 in the coupling position without any additional Manipulation and in any stroke position of the drive rod 32 be pulled out transversely to the direction of displacement.
  • the claw elements 41, 42 are for this purpose on the drive rod 32 with parallel to each other and in the same direction as the pull-out direction of the linear drive extending pivot axes 44 arranged. While pulling out of the linear drive 30, the two claw elements 41, 42 slide in the snapped State transverse to the longitudinal extension of the push rod 27 on the Coupling part 43 until they are released laterally from this coupling part 43.
  • FIGS. 6 and 7 show another embodiment variant of an inventive one Coupling 60, which in the coupled state shown Push rod 27 of the slide unit 25 with the drive rod 32 of the linear drive 30 connects.
  • Push rod 27 of the slide unit 25 with the drive rod 32 of the linear drive 30 connects.
  • slide fastener 50 provided, which serves to receive and hold the linear drive 30, for this purpose at the end in this holder 50 a transverse guide groove 38 and approximately in this form-fitting insertable guide element 36 on the linear drive 30 is present.
  • the coupling 60 has a coupling part arranged on the push rod 27 and a cooperating coupling part on the front End of the drive rod 32.
  • the coupling part on the drive rod 32 is formed from a coupling sleeve 61 attached to the latter, which on the inside has a recess 61 'which is rectangular in cross section has which is open laterally according to Figure 7. Furthermore, are in this Sleeve 61 formed on the inside transverse grooves 62. Furthermore is on the side of this Sleeve 61 a pin 69 engaging in a longitudinal groove in the holder 50 intended.
  • the coupling part on the push rod 27 has one in this recess 61 'matching central pin 37 and two on this on one axis 66 approximately radially pivotable pawls 63, each of a spiral spring 64 mounted on the pin 37 in a starting position - like shown - are pressed.
  • These pawls 63 are each in the coupled state coupled into one of the transverse grooves 62 of the sleeve 61, such that this sleeve 61 with its front inwardly projecting ring part 61 "in the axial direction seen between these pawls 63 and an end stop surface 27 'of the push rod 27 is held. In this engaged position can the push rod 27 and with it the slide unit 25 from the drive rod 32 be moved back and forth.
  • the linear drive 30 When disengaging, the linear drive 30 can be in any stroke position the push rod 27 transversely to the direction of displacement of its drive rod 32 be pulled out. From Figure 7 it can be seen that this Sleeve 61 through the one-sided open design of its recess 62 'and released through the lateral opening 29 of the bracket transverse to the axis of displacement is.
  • the invention is sufficiently demonstrated with the illustrated embodiment. However, it could be carried out in a different construction. So could just be a tiltable claw element and opposite one mutual stop surface provided for centering the two coupling parts his. In principle, this claw element could also be in a longitudinal groove engage with a stab at the end of the push rod 27.
  • the coupling part with the claw elements could just as well on the push rod of the slide unit, while the corresponding one Coupling part with the flange-like design on the drive rod of the Linear drive can be provided.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
  • Closures For Containers (AREA)

Claims (10)

  1. Fermeture à tiroir pour récipient contenant un métal en fusion, comportant une unité de tiroir (25) amenée longitudinalement dans une boíte de tiroir (21, 22) présentant une barre poussoir (27), laquelle unité de tiroir peut être reliée par un accouplement (40, 60) à une barre d'entraínement (32) d'un entraínement linéaire (30), une fixation (28) permettant de recevoir l'entraínement linéaire (30) étant prévue au niveau de la boíte de tiroir (21, 22), caractérisée en ce que l'accouplement (40, 60) est conçu de façon telle qu'il se couple automatiquement contre l'unité de tiroir (25) par un coulissement de la barre d'entraínement (32) lorsque l'entraínement linéaire (30) est enfiché dans la fixation (28), l'accouplement (40) présentant une partie d'accouplement (43) côté extrémité au niveau de la barre poussoir (27) de l'unité de tiroir (25), et une partie d'accouplement au niveau de l'extrémité avant de la barre d'entraínement (32) de l'entraínement linéaire (30), qui s'accouplent lors du coulissement de la barre d'entraínement (32), tandis que cet accouplement (40, 60), lors du retrait de l'entraínement linéaire (30) de la fixation (28), se découple automatiquement transversalement à la direction de coulissement de la barre d'entraínement (32).
  2. Fermeture à tiroir selon la revendication 1, caractérisée en ce que l'accouplement (40) présente une partie d'accouplement (43) côté extrémité au niveau de la barre poussoir (27) de l'unité de tiroir (25), et une partie d'accouplement au niveau de l'extrémité avant de la barre d'entraínement (32) de l'entraínement linéaire (30), au moins un, de préférence deux éléments à griffes (41, 42) fixés par articulation étant coordonnés à la partie d'accouplement, lesquels entourent, à l'état couplé, l'autre partie d'accouplement (43) conçue en forme de bride, par engagement mécanique.
  3. Fermeture à tiroir selon la revendication 2, caractérisée en ce que les élément à griffes (41, 42) logés par articulation au niveau de la barre d'entraínement (32) sont disposés, à l'état désaccouplé, approximativement parallèlement les uns aux autres, et forment alors une pince, ces éléments à griffes (41, 42) étant chargés au niveau de l'arrière par un organe à ressort (45) maintenu au niveau de la barre d'entraínement (32), de façon à ce qu'ils soient comprimés depuis l'avant vers l'intérieur.
  4. Fermeture à tiroir selon la revendication 2 ou 3, caractérisée en ce que la partie d'accouplement (43) en forme de bride prévue en extrémité au niveau de la barre poussoir (27) de l'unité de tiroir (25) est conçue en forme de rectangle en vue transversale et présente en extrémité avant des surfaces de guidage (43'), ces élément à griffes (41, 42) étant expansés vers l'extérieur le long de ces surfaces de guidage (43') lors de l'accouplement, jusqu'à ce qu'ils entourent automatiquement ceux-ci par engagement mécanique lorsque la partie d'accouplement (43) est encliquetée.
  5. Fermeture à tiroir selon l'une des revendications 2 à 4, caractérisée en ce que la fixation (28) est disposée de façon décalée au niveau de la face interne (28', 28") correspondant aux élément à griffes (41, 42), de sorte que les élément à griffes pivotent dans la zone de la position de fermeture de la fermeture à tiroir, tandis que dans la zone de course pendant le fonctionnement, ils sont verrouillés à l'encontre de tout pivotement.
  6. Fermeture à tiroir selon la revendication 4, caractérisée en ce que l'entraínement linéaire (30) peut être retiré selon une position de course quelconque pour le désaccouplement transversalement à la direction de coulissement de la barre d'entraínement (32), les surfaces de contact opposées (27', 42', 43") des élément à griffes (41, 42), qui se trouvent à l'état enclenché, et de la partie d'accouplement (43) s'étendant transversalement à la direction de coulissement de la barre d'entraínement (32), de sorte que, lors du désaccouplement, les élément à griffes glissent sur la partie d'accouplement en forme de bride (43) jusqu'à ce qu'ils en soient désolidarisés.
  7. Fermeture à tiroir selon la revendication 6, caractérisée en ce que les surfaces de contact opposées (27', 42', 43") des élément à griffes (41, 42), qui se trouvent à l'état enclenché, et de la partie d'accouplement (43) s'étendent perpendiculairement à la direction de coulissement de la barre d'entraínement (32), de sorte que, lors du désaccouplement, les élément à griffes glissent sur la partie d'accouplement en forme de bride (43) jusqu'à ce qu'ils en soient désolidarisés.
  8. Fermeture à tiroir selon la revendication 1, caractérisée en ce que l'accouplement (60) présente une partie d'accouplement prévue côté extrémité au niveau de la barre poussoir (27), laquelle présente un tourillon central (37) équipé des deux côtés respectivement d'un cliquet pivotant saillant (63), et possède une partie d'accouplement formant une douille (61) au niveau de l'extrémité avant de la barre d'entraínement (32) de l'entraínement linéaire (30), le tourillon (37), à l'état accouplé, s'enfichant dans la douille (61) et ses cliquets (63) s'insérant dans des rainures transversales (62) de la douille (61) par engagement mécanique, la douille étant de ce fait couplée par sa partie annulaire avant (61") entre ces cliquets et une surface d'appui (27') de la barre poussoir (27).
  9. Fermeture à tiroir selon la revendication 8, caractérisée en ce que l'entraínement linéaire (30), pour le désaccouplement, peut être retiré transversalement à la direction de coulissement de la barre d'entraínement (32), la douille (61) présentant pour ce faire un évidement ouvert d'un côté (62') par lequel cette douille (61) est libérée du tourillon (27) et des cliquets (63) qui s'engrènent dans leurs rainures transversales (62).
  10. Accouplement pour fermeture à tiroir selon l'une des revendications 1 à 9, caractérisé en ce que l'accouplement (40, 60) est conçu de façon telle que, lorsque l'entraínement linéaire (30) est enfiché dans la fixation (28), il est couplé automatiquement par un coulissement de la barre d'entraínement (32) contre l'unité de tiroir (25), alors que cet accouplement (40, 60), lors du retrait de l'entraínement linéaire (30) de la fixation (28), est désaccouplé automatiquement transversalement à la direction de coulissement de la barre d'entraínement (32).
EP98106668A 1997-04-30 1998-04-11 Fermeture à tiroir pour récipients contenant un métal en fusion Expired - Lifetime EP0875320B1 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
CH1026/97 1997-04-30
CH102697 1997-04-30
CH102697 1997-04-30
CH17798 1998-01-26
CH17798 1998-01-26
CH177/98 1998-01-26

Publications (3)

Publication Number Publication Date
EP0875320A2 EP0875320A2 (fr) 1998-11-04
EP0875320A3 EP0875320A3 (fr) 1999-04-28
EP0875320B1 true EP0875320B1 (fr) 2004-01-21

Family

ID=25683774

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98106668A Expired - Lifetime EP0875320B1 (fr) 1997-04-30 1998-04-11 Fermeture à tiroir pour récipients contenant un métal en fusion

Country Status (7)

Country Link
US (1) US6045015A (fr)
EP (1) EP0875320B1 (fr)
JP (1) JP4110492B2 (fr)
CN (1) CN1074957C (fr)
AT (1) ATE258090T1 (fr)
CA (1) CA2235666C (fr)
DE (1) DE59810610D1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3424618A1 (fr) 2017-07-05 2019-01-09 Refractory Intellectual Property GmbH & Co. KG Fermeture coulissante pour un récipient contenant un métal en fusion
EP4088837A1 (fr) 2021-05-14 2022-11-16 Refractory Intellectual Property GmbH & Co. KG Procédé, en particulier de mise en état d'une fermeture coulissante sur un cuve contenant du métal fondu, ainsi que fermeture coulissante
EP4275813A1 (fr) 2022-05-13 2023-11-15 Refractory Intellectual Property GmbH & Co. KG Fermeture coulissante pour un récipient contenant du métal en fusion

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US6306012B1 (en) * 1999-07-20 2001-10-23 Micron Technology, Inc. Methods and apparatuses for planarizing microelectronic substrate assemblies
US7073614B2 (en) * 2000-10-12 2006-07-11 Honda Giken Kogyo Kabushiki Kaisha Bipedal robot with storage battery
JP4404641B2 (ja) * 2002-03-25 2010-01-27 シュトピンク・アクティーエンゲゼルシャフト スライド栓の動作方法ならびにスライド栓
US7004817B2 (en) * 2002-08-23 2006-02-28 Micron Technology, Inc. Carrier assemblies, planarizing apparatuses including carrier assemblies, and methods for planarizing micro-device workpieces
KR20060126975A (ko) * 2003-10-31 2006-12-11 스토핑크 아크티엔게젤샤프트 커플링을 포함하는 미끄럼 폐쇄 요소
JP2007523749A (ja) * 2003-11-28 2007-08-23 シュトピンク・アクティーエンゲゼルシャフト 溶融金属を保持する容器に使用される摺動閉鎖部を動作させる装置
EP1707291A1 (fr) * 2005-03-10 2006-10-04 Tech-Gate S.A. Oberateur â tiroir
EP1894649A1 (fr) * 2006-09-01 2008-03-05 Stopinc Aktiengesellschaft Dispositif de maintenance d'un obturateur coulissant monté au trou d'un récipient contenant du métal liquide
US8371484B2 (en) * 2007-07-16 2013-02-12 Stopinc Aktiengesellschaft Sliding closure for a vessel containing molten metal
EP2226140A1 (fr) * 2009-02-18 2010-09-08 Vesuvius Group S.A Dispositif d'entraînement d'une valve de régulation pour la coulée de métal liquide
US8783528B1 (en) * 2010-08-27 2014-07-22 J.W. Hicks, Inc. Slide gate for casting operations
US8979063B2 (en) * 2011-11-28 2015-03-17 Fisher Controls International Llc Failsafe apparatus for use with linear actuators
KR101485034B1 (ko) * 2013-04-26 2015-01-21 주식회사 포스코 유압장치의 배관 체결 장치
CH708284B1 (de) 2013-07-11 2023-11-15 Refractory Intellectual Property Gmbh & Co Kg Verfahren und Wechselvorrichtung zum automatischen Auswechseln einer Ausgusshülse eines Schiebeverschlusses an einem metallurgischen Gefäss.
AT514848B1 (de) * 2013-08-27 2016-06-15 Primetals Technologies Austria GmbH Automatisiert montierbarer Pfannenschieberzylinder
JP6901363B2 (ja) * 2017-09-26 2021-07-14 黒崎播磨株式会社 スライディングノズル装置
CN109128127A (zh) * 2018-09-04 2019-01-04 湖南镭目科技有限公司 钢包滑板设备及其抓取机构
CN110394621B (zh) * 2019-07-31 2020-08-04 湖南镭目科技有限公司 一种滑板油缸组件自动装拆系统

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DE3239948C1 (de) * 1982-10-28 1983-08-25 Martin & Pagenstecher GmbH, 5000 Köln Vorrichtung zum Betaetigen eines Schieberverschlusses
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EP0321478B1 (fr) * 1986-08-13 1993-11-03 Atlantic Metals Corporation Poudre de coulee destinee a etre utilisee dans la production d'acier en lingots par coulee en source et procede d'utilisation
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BE1000392A4 (fr) * 1987-03-17 1988-11-22 Vesuvius Internat Corp Dispositif d'accouplement et de fixation d'un verin.

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3424618A1 (fr) 2017-07-05 2019-01-09 Refractory Intellectual Property GmbH & Co. KG Fermeture coulissante pour un récipient contenant un métal en fusion
WO2019007597A1 (fr) 2017-07-05 2019-01-10 Refractory Intellectual Property Gmbh& Co.Kg Obturateur à tiroir pour récipient contenant un métal en fusion
RU2766944C2 (ru) * 2017-07-05 2022-03-16 Рефрактори Интеллектуал Проперти ГмбХ энд Ко. КГ Шиберный затвор для контейнера с расплавленным металлом
EP4088837A1 (fr) 2021-05-14 2022-11-16 Refractory Intellectual Property GmbH & Co. KG Procédé, en particulier de mise en état d'une fermeture coulissante sur un cuve contenant du métal fondu, ainsi que fermeture coulissante
WO2022238564A1 (fr) 2021-05-14 2022-11-17 Refractory Intellectual Property Gmbh & Co. Kg Procédé de maintenance d'un élément de fermeture coulissant sur un récipient contenant un métal fondu et élément de fermeture coulissant
EP4275813A1 (fr) 2022-05-13 2023-11-15 Refractory Intellectual Property GmbH & Co. KG Fermeture coulissante pour un récipient contenant du métal en fusion
WO2023217884A1 (fr) 2022-05-13 2023-11-16 Refractory Intellectual Property Gmbh & Co. Kg Fermeture coulissante pour récipient contenant du métal en fusion

Also Published As

Publication number Publication date
ATE258090T1 (de) 2004-02-15
CA2235666A1 (fr) 1998-10-30
CN1206639A (zh) 1999-02-03
JP4110492B2 (ja) 2008-07-02
JPH115154A (ja) 1999-01-12
CA2235666C (fr) 2009-11-10
DE59810610D1 (de) 2004-02-26
CN1074957C (zh) 2001-11-21
EP0875320A2 (fr) 1998-11-04
US6045015A (en) 2000-04-04
EP0875320A3 (fr) 1999-04-28

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