EP2085165A1 - Schiebeverschluss für stahlschmelzegefäss und montageverfahren dafür - Google Patents

Schiebeverschluss für stahlschmelzegefäss und montageverfahren dafür Download PDF

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Publication number
EP2085165A1
EP2085165A1 EP06805070A EP06805070A EP2085165A1 EP 2085165 A1 EP2085165 A1 EP 2085165A1 EP 06805070 A EP06805070 A EP 06805070A EP 06805070 A EP06805070 A EP 06805070A EP 2085165 A1 EP2085165 A1 EP 2085165A1
Authority
EP
European Patent Office
Prior art keywords
carrier frame
housing
slider
ladle
flow control
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
EP06805070A
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English (en)
French (fr)
Other versions
EP2085165B1 (de
EP2085165A4 (de
Inventor
Yueqin Liu
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of EP2085165A1 publication Critical patent/EP2085165A1/de
Publication of EP2085165A4 publication Critical patent/EP2085165A4/de
Application granted granted Critical
Publication of EP2085165B1 publication Critical patent/EP2085165B1/de
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B22D41/28—Plates therefor
    • B22D41/34—Supporting, fixing or centering means therefor
    • 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
    • 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
    • B22D41/24—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 characterised by a rectilinearly movable plate
    • 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 present invention relates to a ladle flow control system installed on the outer side of base plate at the liquid steel outlet of ladle and its assembly method, which belong to the technical field of machine manufacturing.
  • the ladle flow control systems of prior art mainly include two types of devices:
  • the mode of motion for device 1 is the relative motion between rails, which is used to achieve the open and close of ladle sliding nozzle, the mode for building slide plate interface pressure is manual impaction;
  • the mode of motion for device 2 is the relative motion between rail wheel and rail, which is used to achieve the open and close of ladle sliding nozzle, and the mode for building slide plate interface pressure is automatic impaction.
  • the surface contact between rails has high safety but may not automatically build slide plate interface pressure, thus leading to complicated operations and high labor intensity_In the process of building slide plate interface pressure, the device 2 pulls the rail wheel on the rail.
  • the interface pressure on the mechanism slide plate is automatically built.
  • the rail wheel and the rail need making relative motion, so that the contact between rail wheel and rail is line contact, and the pressure of the entire mechanism is transmitted through the contact line, causing serious abrasion on the roller and rail.
  • Such operation has relatively high requirement for the rail wheel and rail, thus affecting the safety operation of the entire mechanism;
  • the hold-down force of the elastic is generated after the rail wheel of slider has been transmitted to the rail on carrier frame.
  • the transmission points for slide plate interface pressure varies along with the movement of slider. Therefore, the slide plate interface pressure is not stable.
  • the fixing mechanisms for the bottom plate and slide plate of said two types of devices have unreasonable structures, these fixing mechanisms have short service life and involve complicated operations and high labor intensity.
  • the first technical object of the present invention is to provide a ladle flow control system aiming at overcoming the deficiency of prior art.
  • This device adopts the relative motion between rails, controls the open and close of ladle sliding nozzle in the mode of surface contact, and achieves the automatic impaction of device by means of the rolling on carrier frame and the guide rail on housing.
  • the fluctuation in the slide plate interfacial pressure is obviously reduced, so that the overall stability of system is improved.
  • the second technical object of the present invention is to provide a ladle flow control system aiming at overcoming the deficiency of prior art.
  • the extrusion devices for the bottom plate and slide plate are provided, which are featured by reasonable structure, simple operation and high safety and reliability.
  • the third technical object of the present invention is to provide an assembly method for ladle flow control system aiming at overcoming the deficiency of prior art.
  • this method achieves the compression or release of elastic, forms the dynamic process for the building and unloading the slide plate interface pressure.
  • the hold-down force of elastic is generated by sliding the rail wheel on the carrier frame to the rail of housing part. After the generation of pressure, there is no fluctuation in the pressure with the movement of slider, so that the stability of pressure is obviously improved.
  • the fixing mechanism for the bottom plate and slide plate is featured by reasonable structure, convenient and practical operations and high safety and reliability.
  • a ladle flow control system including a base plate fixed on the ladle_wherein a housing is fixed on this base plate; The top of the housing is connected with the driving mechanism of sliding nozzle; A carrier frame is provided on this housing, an elastic used for generating pressure is set on the carrier frame, and a slider is provided on the carrier frame. Notches are set on the corresponding surfaces of housing and slider. The bottom plate and the slide plate are respectively embedded in the notch.
  • a long groove is set on the housing, and a blocking part is set at one end of the long groove along the inner wall in the direction towards the carrier frame_On the carrier frame, a rolling mechanism is set corresponding to this long groove. This rolling mechanism is embedded in the long groove, a guide rail is set on the inner side of blocking part; the rolling mechanism on the carrier frame moves toward the inside of long groove along the guide rail and is oriented at the blocking part.
  • the rolling mechanism may be composed of rollers symmetrically set on the carrier frame. According to different requirements for space structure, these rollers may be set as holoaxial rollers or half-axle rollers.
  • an extrusion device is respectively set at one end of notch of slider and at one end of notch of housing.
  • Such extrusion device mainly includes support frame, and the support frame is composed of the upper carrier frame and lower underframe.
  • the upper and lower cover boards are respectively fixed on the surfaces on both sides of carrier frame and fix the centrifugal wheel on the inside of carrier frame through a mandrel.
  • the both ends of underframe are respectively fixed with extrusion poles, and the shapes and positions of the extrusion poles correspond to the edge shapes of the bottom plate and slide plate.
  • An assembly method for Ladle flow control system which includes the following steps:
  • the ladle flow control system adopts the relative motion between rails to control the open and close of ladle sliding nozzle in the mode of surface contact and achieves the automatic impaction of device through the rolling mechanism on the carrier frame and the guide rail on the housing.
  • the fluctuation in the slide plate interface pressure is obviously reduced, so that the overall stability of system is improved.
  • this ladle flow control system is featured by reasonable structure, convenient and practical operation and high safety and reliability.
  • the assembly method for ladle flow control system provided by the present invention achieves the compression or release of elastic, forms the dynamic process for the building and unloading the slide plate interface pressure.
  • the hold-down force of elastic is generated by sliding the rail wheel on the carrier frame to the rail of housing part. After the generation of pressure, there is no fluctuation in the pressure with the movement of slider, so that the stability of slide plate interface pressure is obviously improved.
  • the fixing mechanism for the bottom plate and slide plate is featured by reasonable structure, convenient and practical operations and high safety and reliability.
  • Figure 1 is the overall structure scheme of present invention.
  • the present invention provides a ladle flow control system, which includes the base plate 100 fixed on the ladle; A housing 1 is fixed on this base plate 100, the top of housing 1 is connected with the driving mechanism 2 of sliding nozzle; A carrier frame 3 is set on the housing 1, an elastic 4 used for pressure generation is set on the carrier frame 3, a slider 5 is set on the carrier frame 3; The notches 11 and 51 (Not shown in the Figure) are set on the corresponding surfaces of the housing 1 and the slider 5, and the bottom plate 111 and slide plate 511 are respectively embedded in the notch 11 and notch 51.
  • Figure 2 is the structure scheme of the housing of present invention.
  • a long groove 12 is set on the housing 1, and a blocking part 13 is set on one end of this long groove 12 along the inner wall in the direction towards the carrier frame 3.
  • Figure 3 is the structure scheme of the carrier frame of present invention.
  • a rolling mechanism 31 is set corresponding to this long groove 12, and this rolling mechanism 31 is embedded in the long groove 12;
  • a guide rail 14 is set on the inner side of blocking part 13, and the rolling mechanism 31 on the carrier frame 3 moves toward the inside of long groove 12 along the guide rail 14 and is oriented at the blocking part 13.
  • the guide rail 14 forms an inclined plane 141 along the direction of motion of the rolling mechanism 31, and the range of the included angle between this inclined plane and the horizontal plane is 15°- 45°.
  • the specific structure of the blocking part 13 may be designed in multiple forms. As shown in Figure 2 , this structure may be the side wall at one end of the long groove 12 that is extended along the inner wall in the direction towards the carrier frame 3, and the top of this extended side wall is relatively bending, thus forming the blocking part 13. Or, the structure is formed by one end of long groove 12 that is relatively extended toward the top along the inner wall_Not shown in the Figure_.
  • the rolling mechanism 31 is composed of rollers symmetrically set on the carrier frame 3. These rollers are holoaxial rollers.
  • a rail 33 is set on the carrier frame 3, and rail 52 is correspondingly set on the slider 5; Furthermore, after the slider 5 has been installed on the carrier frame 3, the rail 33 and the rail 52 are mutually jointed, and the carrier frame 3 and the slider 5 make relative motion through the surface contact of the rails respectively set.
  • Figure 4 is the structure scheme of the extrusion device in the notch of slider of present invention.
  • an extrusion device 6 is set on one end of notch 51 that is set on the slider 5, the extrusion device 6 is used to fix the slide plate 511 in the notch 51 of slider 5;
  • An extrusion device 6 is set at one end of the notch 11 that is set on the housing 1, and the extrusion device 6 is used to fix the bottom plate 111 in the notch 11 of housing 1.
  • Figure 5 is the overall structure scheme of the extrusion device of present invention and
  • Figure 6 is the decomposed structure scheme of various parts of extrusion device of present invention.
  • the extrusion device 6 mainly includes the support frame 61, which is composed of the upper carrier frame 611 and the lower underframe 612.
  • the upper cover board 62 and the lower cover board 63 are respectively fixed on the surfaces on both sides of upper carrier frame 611 and can fix the centrifugal wheel 65 in the upper carrier frame 611 through a mandrel 64.
  • the extrusion poles 66 are respectively fixed on both ends of lower underframe 612; The shapes and positions of the extrusion poles 66 correspond to the edge shapes of the bottom plate 111 and the slide plate 511, so that it is possible to effectively make extrusion orientation of the bottom plate 111 and slide plate 511.
  • Figures 7-9 are the assembly schemes of the ladle flow control system of present invention. As may be known from the Figures, the present invention provides an assembly method for ladle flow control system, which includes the following steps:
  • the step 1 in the assembly process includes: Fix the housing 1 on the ladle base plate 100, joint one side of carrier frame 3 to one side of housing 1 through pivot, install the slider 5 on the carrier frame 3, connect the driving mechanism 2 of sliding nozzle with the top of housing 1; Respectively fix the bottom plate 111 and the slide plate 511 on the housing 1 and slider 5, turn the carrier frame 3 so that it is buckled with the housing 1 and the rolling mechanism 31 on the carrier frame 3 is embedded in the long groove 12 on the housing 1.
  • Step 1 also includes a specific step 11, in which the bottom plate 111 and the slide plate 511 are respectively fixed on the housing 1 and the slider 5 through extrusion devices 6.
  • a specific step 11 in which the bottom plate 111 and the slide plate 511 are respectively fixed on the housing 1 and the slider 5 through extrusion devices 6.
  • This mandrel 64 drives the centrifugal wheel 65 inside the upper carrier frame 611 to rotate, the wheel rim of the centrifugal wheel 65 extrudes the lower underframe 612, the lower underframe 612 drives the extrusion pole 66, the extrusion poles 66 extrude the edges of bottom plate 111 and slide plate511, so as to fix them.
  • step 2 in the assembly process includes: the driving mechanism 2 of sliding nozzle drives the carrier frame 3 with slider 5_not shown in the figure_, so that the rolling mechanism 31 on the carrier frame 3 moves in the long groove 12 along the guide rail 14_not shown in the figure_and is oriented at the blocking part 13.
  • the elastic 4 set on carrier frame 3_not shown in the figure_ is deformed under pressure and thus generates pre-tightening force, the carrier frame 3 is oriented on the housing 1.
  • the driving mechanism 2 can independently drives the slider 5 to make reciprocating motion on the carrier frame 3, so as to control the open or close of the ladle sliding nozzle.
  • Step 2 also includes a specific step 22: An orientation device is set on the corresponding position of the carrier frame 3 and housing 1, which is used for the orientation of carrier frame 3 on the housing 1.
  • this orientation device may be composed of a projecting orientation hole 32 set on the top of carrier frame 3 and the orientation peg 15 correspondingly set on the top of housing 1.
  • this orientation device may also be composed of the orientation peg set at the end of carrier frame 3 and the orientation hole correspondingly set on the end of housing 1.
  • the elastic 4 that is set on the carrier frame 3 to generate pressure is spring nest 41 in general.
  • a room used to accommodate the spring nest 41 is generally set on the edges on both sides of carrier frame 3. This room may be the groove 32 for the spring nest, and the spring nest 41 is set inside the groove 32 for the spring nest.
  • Figure 10 is the structure scheme for the pressure generation process of the elastic of present invention. As can be known from Figure 10 in combination with Figure 3 , the elastic 4 and rolling mechanism 31 are respectively set on the two sides of carrier frame 3.
  • the rolling mechanism 31 adopts holoaxial rollers, and these rollers are located on both sides of a holoaxial 311;
  • a support pole 411 is set in the middle of this holoaxial 311, and this support pole 411 and the holoaxial 311 constitute " T" shape and fix the cover board 42 and the spring nest 41 in the groove 32 for the spring nest of the carrier frame 3 by means of the cover board 42 and the nut 43.
  • the rolling mechanism 31 In the process of assembling ladle flow control system, firstly the rolling mechanism 31 enters the long groove 12; with the driving mechanism 2 of sliding nozzle driving the motion of carrier frame 3, the rolling mechanism 31 moves toward the blocking part along the long groove 12, and the rolling mechanism 31 enters the blocking part 13 along the guide rail 14 set below the blocking part 13.
  • the inclined plane set on the end of guide rail 14 plays the role of guiding in this motion. Since the guide rail 14 has certain thickness, a longitudinal altitude difference is generated after and before the mechanism 31 has entered the blocking part 13.
  • the positions of the rolling mechanism 31 after and before it has entered the blocking part 13 are respectively shown in the broken line and real line parts in Figure 10 .
  • the holoaxial 311 drives the support pole 411 to make downward motion;
  • the nut 43 drives the cover board 42 to make downward motion, which in turn enables the spring nest 41 to have elastic deformation and generate a pretightening force.
  • This pretightening force is the operating pressure of the flow control system. In such condition, this flow control system may achieve the normal open and close of ladle sliding nozzle under the driving force of the driving mechanism 2 of ladle sliding nozzle.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
  • Revetment (AREA)
EP06805070.7A 2006-10-26 2006-10-26 Schiebeverschluss für stahlschmelzegefäss und montageverfahren dafür Not-in-force EP2085165B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2006/002865 WO2008049279A1 (fr) 2006-10-26 2006-10-26 Porte coulissante destinée à un contenant en acier fondu et procédé d'assemblage associé

Publications (3)

Publication Number Publication Date
EP2085165A1 true EP2085165A1 (de) 2009-08-05
EP2085165A4 EP2085165A4 (de) 2012-07-11
EP2085165B1 EP2085165B1 (de) 2016-06-01

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Application Number Title Priority Date Filing Date
EP06805070.7A Not-in-force EP2085165B1 (de) 2006-10-26 2006-10-26 Schiebeverschluss für stahlschmelzegefäss und montageverfahren dafür

Country Status (6)

Country Link
EP (1) EP2085165B1 (de)
JP (1) JP5064509B2 (de)
KR (1) KR101241490B1 (de)
CN (1) CN101405100B (de)
ES (1) ES2590353T3 (de)
WO (1) WO2008049279A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016037732A1 (de) * 2014-09-11 2016-03-17 Refractory Intellectual Property Gmbh & Co. Kg Schiebeverschluss für ein metallurgisches gefäss

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CN101784168B (zh) * 2009-12-31 2013-03-27 台达电子电源(东莞)有限公司 抹锡机
CN101972846A (zh) * 2010-11-02 2011-02-16 维苏威高级陶瓷(苏州)有限公司 一种新型钢包滑动机构
CN105234384B (zh) * 2015-10-27 2017-08-01 河南熔金高温材料股份有限公司 一种风动加压钢包滑动水口机构
CN106166608A (zh) * 2016-08-18 2016-11-30 河北泰禾高温流体科技股份有限公司 一种钢包浇注用的滑动水口机构、装配及其使用方法
CN108856692A (zh) * 2016-11-15 2018-11-23 贾海亮 一种匀建压的钢包滑动水口机构
CN107900635A (zh) * 2017-12-07 2018-04-13 苏州隆成电子设备有限公司 一种o型圈组装装置
CN108772557A (zh) * 2018-08-24 2018-11-09 永兴特种不锈钢股份有限公司 一种钢包的底部出水、透气结构
CN109664091A (zh) * 2018-12-31 2019-04-23 天津泓德汽车玻璃有限公司 汽车角窗亮饰条专用装配工装
CN110834086B (zh) * 2019-10-30 2024-08-13 首钢水城钢铁（集团）有限责任公司 铁水罐翻盖驱动系统接电执行装置
CN111408710B (zh) * 2020-05-19 2021-09-17 济南新峨嵋实业有限公司 一种钢包用滑动水口机械装置及其使用方法

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See also references of WO2008049279A1 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016037732A1 (de) * 2014-09-11 2016-03-17 Refractory Intellectual Property Gmbh & Co. Kg Schiebeverschluss für ein metallurgisches gefäss

Also Published As

Publication number Publication date
EP2085165B1 (de) 2016-06-01
EP2085165A4 (de) 2012-07-11
CN101405100B (zh) 2010-04-14
ES2590353T3 (es) 2016-11-21
CN101405100A (zh) 2009-04-08
WO2008049279A1 (fr) 2008-05-02
JP2010507484A (ja) 2010-03-11
JP5064509B2 (ja) 2012-10-31
KR101241490B1 (ko) 2013-03-08
KR20090089248A (ko) 2009-08-21

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