JPH05228585A - Device for removing scum in strip continuous casting apparatus - Google Patents
Device for removing scum in strip continuous casting apparatusInfo
- Publication number
- JPH05228585A JPH05228585A JP4033282A JP3328292A JPH05228585A JP H05228585 A JPH05228585 A JP H05228585A JP 4033282 A JP4033282 A JP 4033282A JP 3328292 A JP3328292 A JP 3328292A JP H05228585 A JPH05228585 A JP H05228585A
- Authority
- JP
- Japan
- Prior art keywords
- molten metal
- scum
- wire
- guide nozzle
- pool
- 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
Links
Landscapes
- Continuous Casting (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は薄板連続鋳造装置におい
て、湯溜り部の湯面に浮遊する酸化生成物（以下、スカ
ムと称する）を除去する装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for removing an oxidation product (hereinafter referred to as scum) floating on a molten metal surface of a molten metal pool in a thin plate continuous casting apparatus.
【０００２】[0002]
【従来の技術】従来の双ドラム式薄板連続鋳造装置の一
態様を図４，図５によって説明する。図４はその要部を
示す斜視図、図５は図４の一方のサイド堰を破断した正
面図である。図４，図５において、５１は１対の冷却ド
ラムであり、互いに相対して回転するもので、５２は１
対のサイド堰であり、双方の冷却ドラム５１の両端面と
摺動するように配置されている。５３は浸漬ノズルであ
る。2. Description of the Related Art One mode of a conventional twin-drum type thin plate continuous casting apparatus will be described with reference to FIGS. FIG. 4 is a perspective view showing the main part thereof, and FIG. 5 is a front view in which one side weir of FIG. 4 is cut away. In FIG. 4 and FIG. 5, 51 is a pair of cooling drums, which rotate relative to each other, and 52 is 1
The pair of side dams are arranged so as to slide on both end surfaces of both cooling drums 51. 53 is an immersion nozzle.
【０００３】双方の冷却ドラム５１とサイド堰５２とに
よって形成する湯溜り部に、溶湯６１を浸漬ノズル５３
から連続して供給して、この溶湯６１を、冷却ドラム５
１を回転させながらその外周面によって冷却し、凝固さ
せた帯状の鋳片６２を下方へ排出するように構成されて
いる。A molten metal 61 is immersed in a molten metal pool portion formed by both cooling drums 51 and side dams 52.
The molten metal 61 is continuously supplied from the cooling drum 5
1 is rotated while being cooled by its outer peripheral surface, and the solidified strip-shaped slab 62 is discharged downward.
【０００４】[0004]
【発明が解決しようとする課題】溶湯６１にはスカム６
３が混入していて、溶湯６１を浸漬ノズル５３から湯溜
り部に供給すると、このスカム６３が湯面に浮上して浮
遊する。ところが、従来の装置では、スカム６３が回転
する冷却ドラム５１の外周面に付着して鋳片６２の凝固
シェルとの間に介入し、鋳片６２の表面傷等の欠陥を発
生させるという不具合があった。The scum 6 is contained in the molten metal 61.
When 3 is mixed and the molten metal 61 is supplied from the dipping nozzle 53 to the molten metal pool, the scum 63 floats and floats on the molten metal surface. However, in the conventional device, there is a problem that the scum 63 adheres to the outer peripheral surface of the rotating cooling drum 51 and intervenes between the scum 63 and the solidified shell of the slab 62 to cause a defect such as a surface scratch of the slab 62. there were.
【０００５】本発明は上記技術水準に鑑み、従来の薄板
連続鋳造装置における上記不具合を解消しうる薄板連続
鋳造装置のスカムの除去装置を提供しようとするもので
ある。In view of the above-mentioned state of the art, the present invention is to provide a scum removing device of a continuous thin plate casting device which can solve the above-mentioned problems in the conventional continuous thin plate casting device.
【０００６】[0006]
【課題を解決するための手段】本発明は移動する冷却壁
部材によって湯溜り部を形成し、この湯溜り部に溶湯を
供給して帯状の鋳片を連続鋳造する装置において、スカ
ム付着用線材をガイドして先端部から突出させ、この突
出部を前記湯溜り部の溶湯に浸漬させるガイドノズル
と、線材供給機と、ガイドノズル及び線材供給機の移動
手段と、スカム付着部除去手段とからなることを特徴と
する薄板連続鋳造装置のスカム除去装置である。According to the present invention, there is provided a scum attaching wire rod in an apparatus for forming a molten metal pool portion by a moving cooling wall member and continuously supplying a molten metal to the molten metal pool portion to cast strip-shaped cast pieces. A guide nozzle that guides the wire to project from the tip and dips the projection into the molten metal of the pool, a wire rod feeder, a moving unit for the guide nozzle and the wire rod feeder, and a scum adhering portion removing unit. The scum removing device of the thin plate continuous casting device is characterized by the following.
【０００７】[0007]
【作用】以下、本発明の薄板連続鋳造装置のスカム除去
装置の作用を説明するに、スカム付着用線材を線材供給
機によってガイドノズルの先端部から突出させ、この突
出部を湯溜り部の溶湯に浸漬する。そして、移動手段に
よって、ガイドノズル及び線材供給機を往復移動させて
前記突出部を湯溜部の全長にわたって往復移動させ、前
記溶湯の湯面に浮遊しているスカムを前記突出部に付着
させて除去する。The operation of the scum removing device of the thin plate continuous casting apparatus of the present invention will be described below. The scum adhering wire rod is projected from the tip of the guide nozzle by the wire rod feeder, and this protruding portion is melted in the molten metal pool. Soak in. Then, by the moving means, the guide nozzle and the wire rod feeder are reciprocally moved to reciprocally move the projecting portion over the entire length of the molten metal pool portion, and the scum floating on the molten metal surface is attached to the projecting portion. Remove.
【０００８】このスカムの除去によってスカム付着用線
材の前記突出部に付着したスカムが大きくなると、ガイ
ドノズル及び線材供給機を移動手段によって移動させて
ガイドノズルの先端部及び前記突出部を湯溜り部の外部
に出し、スカム付着部除去手段によって切断して除去す
る。When the scum attached to the protruding portion of the scum attaching wire becomes large due to the removal of the scum, the guide nozzle and the wire rod feeder are moved by the moving means to move the tip end of the guide nozzle and the protruding portion to the hot water pool. And then cut and removed by the scum attachment removing means.
【０００９】次に、ガイドノズル及び線材供給機を移動
手段によって移動させてガイドノズルの先端部を湯溜り
部の上方に戻し、線材供給機によってスカム付着用線材
を消耗分だけ供給して前記突出部を前記溶湯に浸漬し、
スカム除去を再開する。Next, the guide nozzle and the wire rod feeder are moved by the moving means to return the tip end portion of the guide nozzle to above the molten metal pool, and the wire rod feeder feeds the scum adhering wire rod by the consumed amount and projects. Part is immersed in the molten metal,
Restart scum removal.
【００１０】[0010]
【実施例】以下、本発明の一実施例を図面によって具体
的に説明する。なお、従来技術の装置と同一の部材には
同一の符号を付し、重複する説明を省略する。図１は要
部を破断した側面図、図２は図１のII−II視図、図３は
図１のスカム除去装置の作動を示す側面図である。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be specifically described below with reference to the drawings. The same members as those of the conventional device are designated by the same reference numerals, and duplicate description will be omitted. 1 is a side view in which a main part is broken, FIG. 2 is a II-II view of FIG. 1, and FIG. 3 is a side view showing an operation of the scum removing device of FIG.
【００１１】図１〜図３において、１は１対のガイドノ
ズルであり、ワイヤ（線材）６の通路が穿設されて台車
２に固設され、その先端部は浸漬ノズル５３の両側を冷
却ドラム５１の軸方向に移動する。３はワイヤ供給機、
４は矯正ロール、５はピンチロールであり、いずれも台
車２上に装設されている。この台車２は、台板７上に、
油圧シリンダ８によって、冷却ドラム５１の軸方向に移
動するように、載置され、台板７は油圧シリンダ９によ
って昇降する。１１は切断機、１２は容器である。In FIGS. 1 to 3, reference numeral 1 denotes a pair of guide nozzles, each having a passage for a wire (wire material) 6 bored therein and fixedly mounted on a carriage 2. It moves in the axial direction of the drum 51. 3 is a wire feeder,
4 is a straightening roll and 5 is a pinch roll, both of which are mounted on the carriage 2. This trolley 2 is mounted on a base plate 7,
The hydraulic cylinder 8 is placed so as to move in the axial direction of the cooling drum 51, and the base plate 7 is moved up and down by the hydraulic cylinder 9. Reference numeral 11 is a cutting machine, and 12 is a container.
【００１２】次に、この装置の作用について説明する。
ワイヤ６をワイヤ供給機３によって送り出し、矯正ロー
ル４によって真直にし、ピンチロール５によって、ガイ
ドノズル１の先端部から突出させ、この突出部を溶湯６
１に浸漬する。そして、油圧シリンダ８によって台車２
及びその搭載機器（ガイドノズル１，ワイヤ供給機３，
ピンチロール４，矯正ロール５）を往復移動させてワイ
ヤ６の前記突出部を双方のサイド堰５２の間で、冷却ド
ラム５１の軸方向に往復移動させ、溶湯６１の湯面に浮
遊しているカラム６３を前記突出部に付着させて除去す
る。Next, the operation of this device will be described.
The wire 6 is sent out by the wire feeder 3, straightened by the straightening roll 4, and made to project from the tip of the guide nozzle 1 by the pinch roll 5, and this projecting part is melted 6
Immerse in 1. Then, the trolley 2 is driven by the hydraulic cylinder 8.
And its equipment (guide nozzle 1, wire feeder 3,
The pinch roll 4 and the straightening roll 5) are reciprocally moved to reciprocally move the projecting portion of the wire 6 between both side dams 52 in the axial direction of the cooling drum 51 and float on the molten metal surface of the molten metal 61. The column 63 is attached to the protrusion and removed.
【００１３】このスカム６３の除去によってワイヤ６の
前記突出部に付着したスカム６３が大きくなると、図３
に示すように、台車２及びその搭載機器を油圧シリンダ
９によって、台板７を介して上昇させ、油圧シリンダ８
によって水平方向に移動させてガイドノズル１の先端部
及び前記突出部を湯溜り部の外部に出し、切断機１１に
よって切断除去し、容器１２内に落下させる。When the scum 63 attached to the protruding portion of the wire 6 becomes large due to the removal of the scum 63, as shown in FIG.
As shown in FIG. 3, the carriage 2 and its mounted equipment are lifted by the hydraulic cylinder 9 via the base plate 7, and the hydraulic cylinder 8
Then, the tip end of the guide nozzle 1 and the protruding portion are moved out of the pool of water by the cutting machine 11, cut and removed by the cutting machine 11, and dropped into the container 12.
【００１４】次に、ガイドノズル１の先端部を油圧シリ
ンダ８によって湯溜り部の上方に戻し、油圧シリンダ９
によって下降させ、ワイヤ供給機３及びピンチロール５
によってワイヤ６を消耗分だけ供給して前記突出部を溶
湯６１に浸漬し、スカム６３の除去を再開する。Next, the tip of the guide nozzle 1 is returned to above the molten metal pool by the hydraulic cylinder 8, and the hydraulic cylinder 9
The wire feeder 3 and the pinch roll 5
Then, the wire 6 is supplied by the consumed amount, the protruding portion is immersed in the molten metal 61, and the removal of the scum 63 is restarted.
【００１５】なお、本発明は上記実施例に示した双ドラ
ム式薄板連続鋳造装置への適用例以外に、単ドラム式、
双ベルト式、単ベルト式等の移動冷却壁部材を具備した
すべての薄板連続鋳造装置に適用できるものである。In addition to the example of application to the twin-drum type thin plate continuous casting apparatus shown in the above embodiment, the present invention is a single-drum type,
The present invention can be applied to all thin plate continuous casting devices equipped with a moving cooling wall member such as a twin belt type and a single belt type.
【００１６】[0016]
【発明の効果】本発明では、ガイドノズルから突出させ
たスカム付着用線材を湯溜り部の溶湯に浸漬して往復移
動させ、この溶湯の湯面に浮遊するスカムを前記突出部
に付着させて湯面から除去することにより、スカムが冷
却壁部材と凝固シェルとの間への介入による帯状の鋳片
の表面傷等の欠陥の発生を防止することができる。従っ
て鋳片の品質及び歩溜りが向上する。According to the present invention, the wire for adhering scum projected from the guide nozzle is immersed in the molten metal in the molten metal pool to reciprocate, and the scum floating on the molten metal surface is adhered to the protruding portion. By removing the scum from the molten metal surface, it is possible to prevent the scum from generating defects such as surface scratches on the strip-shaped slab due to the intervention between the cooling wall member and the solidified shell. Therefore, the quality and yield of the slab are improved.
【図１】本発明の一実施例としての双ドラム式薄板連続
鋳造装置及びスカム除去装置の要部の破断側面図FIG. 1 is a cutaway side view of essential parts of a twin-drum type thin plate continuous casting device and a scum removing device according to an embodiment of the present invention.
【図２】図１のII−II視で一方のサイド堰を破断した正
面図FIG. 2 is a front view of one side weir cut away as viewed from II-II in FIG.
【図３】本発明のスカム除去装置の一実施例の作動を示
す側面図FIG. 3 is a side view showing the operation of one embodiment of the scum removing device of the present invention.
【図４】従来の双ドラム式薄板連続鋳造装置の一態様の
要部を示す斜視図FIG. 4 is a perspective view showing a main part of one aspect of a conventional twin-drum type thin plate continuous casting apparatus.
【図５】図４の一方のサイド堰を破断した正面図5 is a front view in which one side weir of FIG. 4 is broken.
───────────────────────────────────────────────────── フロントページの続き (72)発明者 水地 功 山口県光市大字島田3434番地 新日本製鐵 株式会社光製鐵所内 (72)発明者 福田 義盛 山口県光市大字島田3434番地 新日本製鐵 株式会社光製鐵所内 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Mizuchi Isao 3434 Shimada, Hikari City, Yamaguchi Prefecture Inside the Nippon Steel Corporation Hikari Steel Works (72) Inventor Yoshimori Fukuda 3434 Shimada, Hikari City, Yamaguchi Prefecture New Japan Hikari Steel Works, Ltd.
Claims (1)
形成し、この湯溜り部に溶湯を供給して帯状の鋳片を連
続鋳造する装置において、スカム付着用線材をガイドし
て先端部から突出させ、この突出部を前記湯溜り部の溶
湯に浸漬させるガイドノズルと、線材供給機と、ガイド
ノズル及び線材供給機の移動手段と、スカム付着部除去
手段とからなることを特徴とする薄板連続鋳造装置のス
カム除去装置。1. A device for forming a pool of molten metal by a moving cooling wall member, and supplying molten metal to the pool to continuously cast strip-shaped slabs, by guiding a wire for adhering scum from the tip. A thin plate comprising a guide nozzle for projecting the projecting portion and immersing the projecting portion in the molten metal in the molten metal pool, a wire rod feeder, a moving means for the guide nozzle and the wire rod feeder, and a scum attachment portion removing device. Scum removal device for continuous casting equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3328292A JP2941545B2 (en) | 1992-02-20 | 1992-02-20 | Scum removal device for continuous sheet casting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3328292A JP2941545B2 (en) | 1992-02-20 | 1992-02-20 | Scum removal device for continuous sheet casting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05228585A true JPH05228585A (en) | 1993-09-07 |
| JP2941545B2 JP2941545B2 (en) | 1999-08-25 |
Family
ID=12382181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3328292A Expired - Fee Related JP2941545B2 (en) | 1992-02-20 | 1992-02-20 | Scum removal device for continuous sheet casting machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2941545B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004101196A1 (en) * | 2003-05-19 | 2004-11-25 | Voest-Alpine Industrieanlagenbau Gmbh & Co. | Method for producing a cast metal strip and corresponding twin roll casting installation |
-
1992
- 1992-02-20 JP JP3328292A patent/JP2941545B2/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004101196A1 (en) * | 2003-05-19 | 2004-11-25 | Voest-Alpine Industrieanlagenbau Gmbh & Co. | Method for producing a cast metal strip and corresponding twin roll casting installation |
| JP2007533460A (en) * | 2003-05-19 | 2007-11-22 | シーメンス・ファオアーイー・メタルズ・テクノロジーズ・ゲーエムベーハー・ウント・コ | Method for producing cast iron strip and corresponding two-roll casting equipment |
| US7591300B2 (en) | 2003-05-19 | 2009-09-22 | Voest-Alpine Industrieanlagenbau Gmbh & Co. | Process for producing a cast metal strip, and two-roll casting device used for this process |
| JP2010253560A (en) * | 2003-05-19 | 2010-11-11 | Siemens Vai Metals Technologies Gmbh & Co | Method for producing cast metal strip and corresponding two roll casting installation |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2941545B2 (en) | 1999-08-25 |
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