CN103624226A - Tundish-nozzle positioning method and device - Google Patents
Tundish-nozzle positioning method and device Download PDFInfo
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- CN103624226A CN103624226A CN201210289030.XA CN201210289030A CN103624226A CN 103624226 A CN103624226 A CN 103624226A CN 201210289030 A CN201210289030 A CN 201210289030A CN 103624226 A CN103624226 A CN 103624226A
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- water containing
- middle water
- containing opening
- crystallizer
- center line
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Abstract
The invention discloses a tundish-nozzle positioning device and method. The tundish-nozzle positioning device comprises a tundish nozzle and a crystallizer, wherein vertical lines are arranged on the outer side face of the tundish nozzle, and the end points of the vertical lines are located on the centerline of the end faces of the tundish nozzle; a covering plate is arranged on the upper surface of the crystallizer, a cross groove is formed in the surface of the covering plate, and the cross point of the cross groove is the centerline of the crystallizer. When the vertical lines on the tundish nozzle are located in the middle of the cross groove, the centerline of the tundish nozzle and the centerline of the crystallizer overlap. By means of the technical scheme, the position of the theoretical centerline of the tundish nozzle and the position of the theoretical centerline of the crystallizer are marked, and therefore visualization of the positions of the centerlines is achieved. By means of visualized operation, collimation and centering are conducted, and rapid and accurate centering operation of the tundish nozzle is achieved.
Description
Technical field
The present invention relates to middle water containing opening center and crystallizer center-aligned method and the device thereof of the widely used conticaster of steel industry, more particularly, relate to a kind of localization method and device thereof of middle water containing opening.
Background technology
Iron and steel metallurgical industry, the mode of high-temperature molten steel solidification forming has two kinds of modes of die casting (high-temperature molten steel is watered into steel ingot, be processed into steel billet through blooming mill or forging press) and continuous casting (high-temperature molten steel is directly watered into continuous casting steel billet), implements continuous casting mode, can improve recovery rate of iron, reduce production costs.
Conticaster is a kind of machine that liquid molten steel is directly watered into solid-state steel billet, and capital equipment is partly comprised of ladle, steel ladle rotary table, tundish car, tundish, plug rod mechanism, crystallizer, bobbing machine, secondary spraying device, withdrawal straightening machine, dummy bar, cutting equipment, knockout mechanism, water-cooled live-roller etc.
With reference to Fig. 1, tundish car 1 is for depositing tundish 2, can be up and down, all around moves.Tundish 2 is placed on tundish car 1, can be along with tundish car 1 moves together, in tundish 2, molten steel is housed, there are a plurality of outlets below, can be the interior injection molten steel of a plurality of crystallizers 4 by outlet simultaneously, by crystallizer 4, completed the cooling forming of molten steel, molten steel in tundish 2 is subject to the oxidation of air in injection crystallizer 4 processes, middle water containing opening 3(tubular object of being made by alumina-carbon material is installed below tundish 2), for the protection of molten steel, and for injecting crystallizer 4, molten steel provides water conservancy diversion, molten steel is injected in crystallizer 4 along the position of middle water containing opening 3.
The uniformity distributing in order to ensure molten steel, the center superposition of the center that requires middle water containing opening 3 in crystallizer 4.
The position of crystallizer 4 is fixed, and tundish car 1 can be up and down, all around moves, thereby corresponding movement also can be carried out in the position that makes to be arranged on the tundish 2 on tundish car 1, so the center superposition of the center of realizing middle water containing opening 3 in crystallizer 4 is all generally to realize by adjusting the position of tundish car 1.
That the shape of crystallizer 4 inner chambers is generally is square, rectangle or circle, and middle water containing opening 3 be shaped as circle, the diameter of middle water containing opening 3 is far smaller than crystallizer internal cavity size.This just causes middle water containing opening 3 centers to be difficult to the center-aligned with crystallizer 4, although can pass through the continuous movement of tundish car 1, adjust position and rely on chi tool to realize the center of middle water containing opening 3 in crystallizer 4, it is the location of middle water containing opening 3, but owing to lacking reference substance more intuitively, the operation of middle water containing opening 3 location is consuming time longer, makes molten steel waiting time long and cause composition to act improperly, cause mass loss.
Summary of the invention
Object of the present invention aims to provide a kind of localization method and device thereof of middle water containing opening, solves the various deficiencies that exist in prior art.
According to the present invention, a kind of localization method of middle water containing opening is provided, comprise the following steps:
Step 1, determines the position of center line of crystallizer; Step 2, offers cross groove in the lid surface of crystallizer, and the crosspoint of cross groove is exactly the position of center line; Step 3, arranges vertical line at the lateral surface of middle water containing opening, and the end points of vertical line is on middle water containing opening end face center line; Step 4, positions by cross groove, and the vertical line on middle water containing opening, when cross groove middle part, can judge that middle water containing opening mediates in this direction.
According to one embodiment of the invention, totally four of vertical lines, are oppositely arranged between two, and the intersection point of the line between any two position of center line that is middle water containing opening.
According to one embodiment of the invention, first regulate a vertical line to the middle part of cross groove, then regulate other several vertical lines, finally adjust the position of the vertical direction of middle water containing opening.
According to a further aspect in the invention, provide a kind of middle water containing opening positioner, comprise middle water containing opening and crystallizer.Wherein, the lateral surface of middle water containing opening arranges vertical line, and the end points of vertical line is on middle water containing opening end face center line.The upper surface of crystallizer comprises cover plate, and cross groove is offered on the surface of cover plate, and the crosspoint of cross groove is exactly the position of center line of crystallizer.Vertical line on middle water containing opening is when cross groove middle part, and the center line of middle water containing opening overlaps with the center line of crystallizer.
According to one embodiment of the invention, totally four of vertical lines, are oppositely arranged between two, and the intersection point of the line between any two position of center line that is middle water containing opening.
According to one embodiment of the invention, middle water containing opening is that bottom is little, the inverted trapezoidal that top is large, and the top size of middle water containing opening is suitable with the openings of sizes of cover plate, can be sticked in the opening part of cover plate.
According to one embodiment of the invention, the bottom of middle water containing opening size is suitable with the openings of sizes of cover plate, can be sticked in the opening part of cover plate.
Adopt technical scheme of the present invention, the middle water containing opening center line existing in theory and the position of center line of crystallizer have been marked, realized the visual of position of center line.By visual operation, aim at centering, realize the rapid and precision of middle water containing opening centering operation.
Accompanying drawing explanation
In the present invention, identical Reference numeral represents identical feature all the time, wherein:
Fig. 1 is existing middle water containing opening centering schematic diagram;
Fig. 2 is the operation principle schematic diagram of middle water containing opening of the present invention location;
Fig. 3 is the schematic diagram of crystallizer cover plate of the present invention and groove thereof;
Fig. 4 carries out the first embodiment schematic diagram of the operation of middle water containing opening location according to this method;
Fig. 5 carries out the second embodiment schematic diagram of the operation of middle water containing opening location according to this method;
Fig. 6 carries out the third embodiment schematic diagram of the operation of middle water containing opening location according to this method.
The specific embodiment
Below in conjunction with drawings and Examples, further illustrate technical scheme of the present invention.
With reference to Fig. 2, first the present invention improves middle water containing opening 3.As shown in Figure 2, at the lateral surface of middle water containing opening 3, vertical line 31 is set, vertical line 31 has four, be oppositely arranged between two, and the intersection point of line is between any two the position of center line of middle water containing opening 3.In other words, first in the side of middle water containing opening 3, arrange four along the vertical line 31 of axial direction, be divided into two groups, be oppositely arranged between two, and the line of the line of one group of two vertical line 31 that are oppositely arranged and other one group of two vertical line 31 that are oppositely arranged intersects, its end points is on the center line of end face of middle water containing opening 3.
With reference to Fig. 3, secondly to the cover plate 41 of crystallizer 4, also to there is corresponding improvement.As shown in Figure 3, cover plate 41 is arranged at the upper surface of crystallizer 4, and it is crossing that two mutually perpendicular cross groove 412(reality are offered on the surface of cover plate 41, and its extended line intersects), the crosspoint of cross groove 412 is exactly the position of center line of crystallizer 4.
With reference to Fig. 4, in concrete use, by the groove 412 on cover plate 41, carry out visual standard, when observing vertical line 31 on middle water containing opening 3 in groove 412 middle part by groove 412, can judge that middle water containing opening 3 mediates in this direction, the center line of middle water containing opening 3 overlaps with the center line of crystallizer 4.Then, continue the position of the vertical direction of adjustment middle water containing opening 3.
With reference to Fig. 5, as a kind of preferred embodiment of the present invention, can there is certain change in the concrete shape of middle water containing opening 3.Specifically, as shown in Figure 5, middle water containing opening 3 is that bottom is little, the inverted trapezoidal that top is large, and the top size of middle water containing opening 3 is suitable with the openings of sizes of cover plate 41, can be sticked in the opening part of cover plate 41.
In concrete use, by the groove 412 on cover plate 41, carry out visual standard, when observing vertical line 31 on middle water containing opening 3 in groove 412 middle part by groove 412, can judge that middle water containing opening 3 mediates in this direction, the center line of middle water containing opening 3 overlaps with the center line of crystallizer 4.Then, continue the position of the vertical direction of adjustment middle water containing opening 3, until the top of middle water containing opening 3 is sticked in the opening part of cover plate 41.
With reference to Fig. 6, as another kind of preferred embodiment of the present invention, the bottom of middle water containing opening 3 size is suitable with the openings of sizes of cover plate 41, can be sticked in the opening part of cover plate 41.
In concrete use, by the groove 412 on cover plate 41, carry out visual standard, when observing vertical line 31 on middle water containing opening 3 in groove 412 middle part by groove 412, can judge that middle water containing opening 3 mediates in this direction, the center line of middle water containing opening 3 overlaps with the center line of crystallizer 4.Now, middle water containing opening 3 engages with cover plate 41, locates and puts in place, can directly carry out molten steel injection.
The positioner of comprehensive above-mentioned several middle water containing openings, the present invention also provides the localization method of corresponding middle water containing opening, mainly four steps, consists of:
Step 1, determines the position of center line of crystallizer 4;
Further, after middle water containing opening 3 has been located, further adjust the position of vertical direction, mainly dividing three kinds of situations:
The first, in the ordinary course of things, continue the position of the vertical direction of adjustment middle water containing opening 3, until the bottom of middle water containing opening 3 extend into the below of the cover plate 41 of crystallizer 4.
The second, if middle water containing opening 3 is that bottom is little, the inverted trapezoidal that top is large, the position of continuing the vertical direction of adjustment middle water containing opening 3, until the top of middle water containing opening 3 is sticked in the opening part of cover plate 41.
The 3rd, the bottom size of middle water containing opening 3 is suitable with the openings of sizes of cover plate 41, and now middle water containing opening 3 engages with cover plate 41, locates and puts in place, can directly carry out molten steel injection.
Those of ordinary skill in the art will be appreciated that, above description is only one or more embodiments in the numerous embodiment of the present invention, and not uses limitation of the invention.Any equalization variation, modification for the above embodiment and be equal to the technical schemes such as alternative, as long as connotation scope according to the invention, all will drop in the scope that claims of the present invention protect.
Claims (7)
1. a localization method for middle water containing opening, is characterized in that, comprises the following steps:
Step 1, determines the position of center line of crystallizer;
Step 2, offers cross groove in the lid surface of described crystallizer, and the crosspoint of described cross groove is exactly the position of described center line;
Step 3, arranges vertical line at the lateral surface of middle water containing opening, and the end points of described vertical line is on described middle water containing opening end face center line;
Step 4, positions by described cross groove, and the vertical line on middle water containing opening, when cross groove middle part, can judge that described middle water containing opening mediates in this direction.
2. localization method as claimed in claim 1, is characterized in that:
Totally four of described vertical lines, are oppositely arranged between two, and the intersection point of the line between any two position of center line that is described middle water containing opening.
3. localization method as claimed in claim 2, is characterized in that, described step 4 also comprises:
First regulate a described vertical line to the middle part of described cross groove, then regulate other several described vertical lines, finally adjust the position of the vertical direction of described middle water containing opening.
4. a middle water containing opening positioner, comprises middle water containing opening and crystallizer, it is characterized in that:
The lateral surface of described middle water containing opening arranges vertical line, and the end points of described vertical line is on described middle water containing opening end face center line;
The upper surface of described crystallizer comprises cover plate, and cross groove is offered on the surface of described cover plate, and the crosspoint of described cross groove is exactly the position of center line of described crystallizer;
Vertical line on described middle water containing opening is when described cross groove middle part, and the center line of described middle water containing opening overlaps with the center line of described crystallizer.
5. localization method as claimed in claim 4, is characterized in that:
Totally four of described vertical lines, are oppositely arranged between two, and the intersection point of the line between any two position of center line that is described middle water containing opening.
6. localization method as claimed in claim 4, is characterized in that:
Described middle water containing opening is that bottom is little, the inverted trapezoidal that top is large, and the top size of described middle water containing opening is suitable with the openings of sizes of described cover plate, can be sticked in the opening part of described cover plate.
7. localization method as claimed in claim 4, is characterized in that:
The bottom size of described middle water containing opening is suitable with the openings of sizes of described cover plate, can be sticked in the opening part of described cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210289030.XA CN103624226B (en) | 2012-08-14 | 2012-08-14 | The localization method of middle water containing opening and device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210289030.XA CN103624226B (en) | 2012-08-14 | 2012-08-14 | The localization method of middle water containing opening and device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103624226A true CN103624226A (en) | 2014-03-12 |
| CN103624226B CN103624226B (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210289030.XA Expired - Fee Related CN103624226B (en) | 2012-08-14 | 2012-08-14 | The localization method of middle water containing opening and device thereof |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1064230A (en) * | 1992-03-05 | 1992-09-09 | 绥棱县兴华钢厂 | A kind of method of continuous casting 60 * 60 mm square steel billets |
| JPH0679416A (en) * | 1992-09-01 | 1994-03-22 | Sumitomo Heavy Ind Ltd | Detector for long nozzle fitting position |
| CN2928313Y (en) * | 2006-07-21 | 2007-08-01 | 江苏兴利来特钢有限公司 | Continuous casting device for thin plate blank |
| CN201287190Y (en) * | 2008-07-21 | 2009-08-12 | 福建三钢闽光股份有限公司 | Tunidish nozzle multi-flow accurate centering device |
| CN101549400A (en) * | 2009-05-15 | 2009-10-07 | 首钢总公司 | Implementation of submerged nozzle rapid accurate centering by using laser and monitoring method |
| CN201436112U (en) * | 2009-08-04 | 2010-04-07 | 武汉钢铁(集团)公司 | A continuous casting middle ladle immerge type water gap positioner |
| CN201516496U (en) * | 2009-09-29 | 2010-06-30 | 江阴兴澄特种钢铁有限公司 | Nozzle centering tool of continuous casting tundish |
| CN201848514U (en) * | 2010-09-16 | 2011-06-01 | 鞍钢股份有限公司 | Centering device for tundish outlet |
-
2012
- 2012-08-14 CN CN201210289030.XA patent/CN103624226B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1064230A (en) * | 1992-03-05 | 1992-09-09 | 绥棱县兴华钢厂 | A kind of method of continuous casting 60 * 60 mm square steel billets |
| JPH0679416A (en) * | 1992-09-01 | 1994-03-22 | Sumitomo Heavy Ind Ltd | Detector for long nozzle fitting position |
| CN2928313Y (en) * | 2006-07-21 | 2007-08-01 | 江苏兴利来特钢有限公司 | Continuous casting device for thin plate blank |
| CN201287190Y (en) * | 2008-07-21 | 2009-08-12 | 福建三钢闽光股份有限公司 | Tunidish nozzle multi-flow accurate centering device |
| CN101549400A (en) * | 2009-05-15 | 2009-10-07 | 首钢总公司 | Implementation of submerged nozzle rapid accurate centering by using laser and monitoring method |
| CN201436112U (en) * | 2009-08-04 | 2010-04-07 | 武汉钢铁(集团)公司 | A continuous casting middle ladle immerge type water gap positioner |
| CN201516496U (en) * | 2009-09-29 | 2010-06-30 | 江阴兴澄特种钢铁有限公司 | Nozzle centering tool of continuous casting tundish |
| CN201848514U (en) * | 2010-09-16 | 2011-06-01 | 鞍钢股份有限公司 | Centering device for tundish outlet |
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| CN103624226B (en) | 2015-08-26 |
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Granted publication date: 20150826 Termination date: 20210814 |