JPH01284473A - Molten metal discharging device - Google Patents
Molten metal discharging deviceInfo
- Publication number
- JPH01284473A JPH01284473A JP11248788A JP11248788A JPH01284473A JP H01284473 A JPH01284473 A JP H01284473A JP 11248788 A JP11248788 A JP 11248788A JP 11248788 A JP11248788 A JP 11248788A JP H01284473 A JPH01284473 A JP H01284473A
- Authority
- JP
- Japan
- Prior art keywords
- molten metal
- gas supply
- ring
- supply ring
- stationary plate
- 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
- 239000002184 metal Substances 0.000 title claims abstract description 26
- 238000007599 discharging Methods 0.000 title abstract 4
- 229910052863 mullite Inorganic materials 0.000 claims abstract description 9
- 239000011819 refractory material Substances 0.000 claims abstract description 4
- 239000004570 mortar (masonry) Substances 0.000 abstract description 7
- 239000007789 gas Substances 0.000 abstract 5
- 239000002245 particle Substances 0.000 description 6
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 4
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
Landscapes
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Abstract
Description
【発明の詳細な説明】
の１
この発明は、溶融金属用容器に用いる溶融金属排出装置
に関するものである。DETAILED DESCRIPTION OF THE INVENTION (1) The present invention relates to a molten metal discharge device used in a molten metal container.
１に炎Ｌ
タンデイツシュ又は取鋼等の溶融金属用容器に用いる溶
融金属排出装置は、通常容器の底部に取付ける固定盤と
、固定盤の下部に摺動自在に取付ける贋動板とを有して
いる。従来の固定盤３０は、第４図に示す形状で、固定
盤本体３８とガス供給リング３２から構成されている。1. Flame L A molten metal discharge device used in a container for molten metal, such as a tandish or a steel plate, usually has a fixed plate attached to the bottom of the container and a sliding plate attached to the lower part of the fixed plate. There is. A conventional fixed platen 30 has a shape shown in FIG. 4 and is composed of a fixed platen main body 38 and a gas supply ring 32.
が °しよ〜と る。 −
鉄鋼業においては、製品の高付加価値指向が高まり、他
方ではコスト低減の要求も強くなっている。I'll do it. - In the steel industry, there is an increasing focus on high value-added products, and on the other hand, demands for cost reduction are also becoming stronger.
従来の固定盤３０においては、固定盤本体３８からガス
゛供給リング３２を取り外すことができない。このため
ガス供給リング３２が劣化した場合に固定盤全体を廃棄
し新しいものと交換していた。そこでコスト低減のため
の対策の１つとして、再使用が可能な固定盤が望まれて
いる。In the conventional fixed platen 30, the gas supply ring 32 cannot be removed from the fixed platen body 38. Therefore, when the gas supply ring 32 deteriorates, the entire stationary plate is discarded and replaced with a new one. Therefore, as one measure to reduce costs, a fixed platen that can be reused is desired.
Ｒ」Ｊと１」−
前述の問題点に尼み、本発明はガス供給リングが交換可
能な構成になっていて再使用ができる溶融金属排出装置
を提供することを目的としている。R'J and 1' - In view of the above-mentioned problems, it is an object of the present invention to provide a molten metal discharge device in which the gas supply ring is configured to be replaceable and can be reused.
ｏｒ
萌）ホの目的を達成でるために、この発明は請求項１に
記載の溶融金属排出装置を要旨としている。In order to achieve the object of the present invention, the gist of the present invention is a molten metal discharge device according to claim 1.
Ｗを ンするための；二
本発明の溶融金属排出装置は、溶融金属を収容する容器
底部のノズルに取付ける固定盤と、この固定盤に対して
居動することにより溶融金属の通過孔を開閉する摺動盤
とを有する溶融金属排出装置において、固定盤が固定盤
本体とガス供給リングからなり、ガス供給リングがアル
ミナ−ムライト質耐火物で構成され、かつガスの通路と
なる多数のガス供給孔を有し、しかもガス供給リングの
天側にフランジ部を設け、ガス供給リングを固定盤本体
から取り外して交換する構成にしたことを特徴とする。The molten metal discharge device of the present invention has a fixed plate attached to a nozzle at the bottom of a container containing molten metal, and a fixed plate that opens and closes a passage hole for molten metal by moving with respect to the fixed plate. In a molten metal discharge device having a sliding plate, the fixed plate is composed of a fixed plate main body and a gas supply ring, the gas supply ring is made of an alumina-mullite refractory, and a large number of gas supply units are used as gas passages. The gas supply ring is characterized by having a hole and a flange portion on the top side of the gas supply ring, so that the gas supply ring can be removed from the stationary plate body and replaced.
ガス供給リングを構成するアルミナ−ムライト質耐火物
の材料の粒子径は２ｍｍ以下であると有利である。Advantageously, the particle size of the alumina-mullite refractory material constituting the gas supply ring is 2 mm or less.
ガス供給リングは、粒子径Ｑ、５ｍｍ以下のムライト質
モルタルで固定盤本体に接着し、６００℃以下で乾燥す
ると右利である。The gas supply ring is suitable if it is adhered to the stationary plate body using mullite mortar with a particle size Q of 5 mm or less and dried at 600° C. or less.
次に、固定盤の再生工程について述べる。Next, we will discuss the process of remanufacturing fixed discs.
使用後の固定盤本体からガス供給リングを、そのフラン
ジ部を利用して取り外す。必要により、清掃と固定盤本
体の穴あけを行う。次に新しいガス供給リングをモルタ
ルで接着し乾燥する。固定盤本体の溶損された所には、
塗布材を盛り上げる程度に塗布し、最後に平滑に仕上げ
る。After use, remove the gas supply ring from the stationary plate body using its flange. If necessary, clean and drill holes in the fixed plate body. Next, attach the new gas supply ring with mortar and let it dry. The parts of the fixed plate body that have been melted and damaged are
Apply the coating material to the extent that it builds up, and then finish it smooth.
Ｘ−」Ｌ−］−
以下、第１図〜第３図を参照して本発明の実施例につい
て説明する。Embodiments of the present invention will be described below with reference to FIGS. 1 to 3.
第１図に示しＩζガス供給リング１２を以下の手順で製
作した。粒径１１ｎＩ１１以下のムライト２０重量部、
粒径０．４１ｍｍ以下の粘度１０重量部、バインダー４
ｍｍ部を混練し、圧縮成型した後１５００℃以上で焼成
し、その後で浸炭処理を行った。ガス供給リングの入側
には、フランジ部１４が設けである。このフランジ部１
４を利用してガス供給リングの取り外しを行う。ガス供
給リングの形状は、外径１２０ｍｍ／ １００ｍｍ、内
径５Ｑｍｍ、高さ４５ｍｍである。外径ｈ※−１００１
１１１１の部分に直径０゜２ｆｆｉＩ１１〜０．５ｍｌ
１１のガス供給孔１６が６０個設けである。The Iζ gas supply ring 12 shown in FIG. 1 was manufactured by the following procedure. 20 parts by weight of mullite with a particle size of 11 nI11 or less,
Particle size 0.41 mm or less, viscosity 10 parts by weight, binder 4
mm portions were kneaded, compression molded, fired at 1500°C or higher, and then carburized. A flange portion 14 is provided on the inlet side of the gas supply ring. This flange part 1
4 to remove the gas supply ring. The gas supply ring has an outer diameter of 120 mm/100 mm, an inner diameter of 5 Q mm, and a height of 45 mm. Outer diameter h*-1001
1111 part has a diameter of 0゜2ffiI11~0.5ml
11 gas supply holes 16 are provided.
また、同じ手順で前記のガス供給リング１２と外径、内
径が同じで高さが６０ＩＩ１ｍのガス供給リング２２を
製作した。ガス供給リング２２の天側にはフラ・ンジ部
２４が設けである。In addition, a gas supply ring 22 having the same outer diameter and inner diameter as the gas supply ring 12 and a height of 60II1 m was manufactured using the same procedure. A flange portion 24 is provided on the top side of the gas supply ring 22.
またリングの胴部には放射状にガス供給孔２６が設けで
ある。Further, gas supply holes 26 are provided radially in the body of the ring.
次に高さが４５ｍ１１１のガス供給リング１２を固定盤
本体１８の穴にモルタル１７を用いて取り付ける。固定
盤本体の穴径は１０３ｍｍである。固定盤本体１８には
ガスを供給する通路となるガス導入通路（図示せず）が
水平方向に設けである。モルタルは粒径ｏ、２５以下の
ムライト１００重量部とマグネシアの粉を５ｍｍ部混ぜ
たものである。モルタル１７はガス供給孔１６の部分と
固定盤本体１８との間には使用しない。Next, a gas supply ring 12 with a height of 45 m 111 is attached to the hole in the fixed plate body 18 using mortar 17. The hole diameter of the fixed plate body is 103 mm. A gas introduction passage (not shown) serving as a passage for supplying gas is provided in the fixed plate body 18 in the horizontal direction. The mortar was a mixture of 100 parts by weight of mullite with a particle size o of 25 or less and 5 mm parts of magnesia powder. Mortar 17 is not used between the gas supply hole 16 and the fixed platen body 18.
以上のようにして製作した固定１１０と、この固定盤に
対して摺動Ｊる摺動盤１３と、下固定盤１５とで第３図
に示す溶融金属排出装置を構成し、これを用いて溶融金
属の鋳込みを行った。The fixed plate 110 manufactured as described above, the sliding plate 13 that slides against this fixed plate, and the lower fixed plate 15 constitute the molten metal discharge device shown in FIG. Molten metal was poured.
しかる後に、劣化したガス供給リング１２をその７ラン
ジ？Ａ１４を利用して、固定盤から取り外し、固定盤の
穴径１０３ｍｍの穴を摺動面まで償通させた。After that, the deteriorated gas supply ring 12 was replaced with the 7 lunge? Using A14, it was removed from the fixed plate, and a hole with a hole diameter of 103 mm in the fixed plate was made to penetrate to the sliding surface.
この穴に、予め製作してあった高さ６０ｍｌ１ｌのガス
供給リング２４をモルタル２７を用いて前述した要領で
取り付けたく第２図参照）。Into this hole, attach the previously prepared gas supply ring 24 with a height of 60 ml and 1 liter using mortar 27 in the manner described above (see Fig. 2).
次に、固定盤の摺動面に生じたくぼみ部分へ塗布材を盛
り上がる程度に塗布する。塗布材は粒径０．２５ｍｍ以
下のムライト１００重量部とマグネシアの粉５１吊部と
黒鉛の粉５ｆｆｉｆｆｉ部を混ぜ合せたものである。乾
燥後に明動面を平滑に仕上げる。このように、ガス供給
リングを交換することにより、固定盤を再生できる。Next, the coating material is applied to the depressions formed on the sliding surface of the stationary plate to the extent that it swells. The coating material was a mixture of 100 parts by weight of mullite with a particle size of 0.25 mm or less, 51 parts of magnesia powder, and 5 ffiffi parts of graphite powder. After drying, finish the clear surface smooth. In this way, the stationary platen can be regenerated by replacing the gas supply ring.
以上に述べた固定盤の再生工程を簡単にまとめると次の
ようになる。The above-mentioned fixed plate regeneration process can be briefly summarized as follows.
１、使用後の固定盤からガス供給リングを取り外す。1. Remove the gas supply ring from the fixed plate after use.
２、清掃を行う。2. Clean.
３、穴間けを行う。3. Perform hole spacing.
４、新しいガス供給リングを取り付ける。4. Install a new gas supply ring.
５、乾燥して仕上げをする。5. Dry and finish.
なお、使用後に固定盤摺動面の溶損が少ない場合には、
上記３の穴開は工程を省略し、同じ寸法形状（前述の実
施例では高さ４５ｍｍ＞のガス供給リングを取り付ける
こともできる。In addition, if there is little erosion of the sliding surface of the fixed plate after use,
It is also possible to omit the hole drilling step 3 above and attach a gas supply ring having the same size and shape (in the above embodiment, the height is 45 mm).
また、第２図のように再生した固定盤を使用した後で、
劣化したガス供給リング２２をそのフランジ部２４を利
用して取り外し、ざらに前述した要領で別のガス供給リ
ング２２を取り付ければ、再び固定盤として用いること
ができる。Also, after using the recycled fixed board as shown in Figure 2,
By removing the deteriorated gas supply ring 22 using its flange portion 24 and attaching another gas supply ring 22 in the manner described above, it can be used again as a stationary plate.
以上の説明で用いた形状寸法、ガス供給穴の数等は１例
であり、本発明の溶融金属排出装置は前述の実施例に限
定されない。また、ガス供給リングとしてポーラス耐火
物を使用してもよい。The dimensions, the number of gas supply holes, etc. used in the above description are just examples, and the molten metal discharge device of the present invention is not limited to the above-described embodiments. Further, a porous refractory may be used as the gas supply ring.
ユ」Ｊと江呈−
本発明の溶融金属排出装置においては、ガス供給リング
の交換が可能なので固定盤本体を再使用できる。このた
め低コストで溶融金属排出装置を提供できる。In the molten metal discharge device of the present invention, the gas supply ring can be replaced, so the stationary plate body can be reused. Therefore, a molten metal discharge device can be provided at low cost.
第１図は本発明による固定盤の実施例を示す断面図、第
２図は本発明にＪ、る再生した固定盤の実施例を示す断
面図、第３図は本発明の溶融金属排出装置の実施例を示
す断面図、第４図は従来の固、定盤を示す断面図である
。
１０．２０・・・固定盤
１８．２８・・・固定盤本体
１２．２２・・・ガス供給リング
１４．２４・・・フランジ部
１６．２６・・・ガス供給孔
１３・・・・・・・・・・・・摺動盤
１５・・・・・・・・・・・・下固定盤窮１図
第２図
第３図
富４ 図Fig. 1 is a sectional view showing an embodiment of a fixed plate according to the present invention, Fig. 2 is a sectional view showing an embodiment of a fixed plate recycled according to the present invention, and Fig. 3 is a molten metal discharge device of the present invention. FIG. 4 is a sectional view showing a conventional fixed and surface plate. 10.20...Fixed plate 18.28...Fixed plate main body 12.22...Gas supply ring 14.24...Flange portion 16.26...Gas supply hole 13...・・・・・・Sliding plate 15・・・・・・・・・Lower fixed plate Figure 1 Figure 2 Figure 3 Figure 4
Claims (1)
と、この固定盤に対して摺動することにより溶融金属の
通過孔を開閉する摺動盤とを有する溶融金属排出装置に
おいて、固定盤が固定盤本体とガス供給リングからなり
、ガス供給リングがアルミナ−ムライト質耐火物で構成
され、かつガスの通路となる多数のガス供給孔を有し、
しかもガス供給リングの天側にフランジ部を設け、ガス
供給リングを固定盤本体から取り外して交換する構成に
した溶融金属排出装置。In a molten metal discharge device having a fixed plate attached to a nozzle at the bottom of a container containing molten metal, and a sliding plate that opens and closes a passage hole for molten metal by sliding against the fixed plate, the fixed plate is fixed. Consists of a panel body and a gas supply ring, the gas supply ring is made of alumina-mullite refractory material, and has a large number of gas supply holes that serve as gas passages.
Moreover, the molten metal discharge device has a flange section on the top side of the gas supply ring, and the gas supply ring is removed from the stationary plate body and replaced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11248788A JPH01284473A (en) | 1988-05-11 | 1988-05-11 | Molten metal discharging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11248788A JPH01284473A (en) | 1988-05-11 | 1988-05-11 | Molten metal discharging device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01284473A true JPH01284473A (en) | 1989-11-15 |
| JPH0328975B2 JPH0328975B2 (en) | 1991-04-22 |
Family
ID=14587874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11248788A Granted JPH01284473A (en) | 1988-05-11 | 1988-05-11 | Molten metal discharging device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01284473A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5529227A (en) * | 1992-01-24 | 1996-06-25 | Toshiba Ceramics Co., Ltd. | Sliding gate plate |
| US5730892A (en) * | 1994-08-25 | 1998-03-24 | Toshiba Ceramics Co., Ltd. | Recycled slide gate plate |
| JP2012055948A (en) * | 2010-09-10 | 2012-03-22 | Tokyo Yogyo Co Ltd | Gas blowing refractory |
| US20150001277A1 (en) * | 2013-06-28 | 2015-01-01 | Hon Hai Precision Industry Co., Ltd. | Multi-spot soldering apparatus |
| WO2021060122A1 (en) * | 2019-09-26 | 2021-04-01 | 黒崎播磨株式会社 | Tundish nozzle structure and continuous casting method |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5135263B2 (en) | 2009-03-06 | 2013-02-06 | 株式会社東芝 | Sealed insulation device |
| JP6293474B2 (en) | 2013-01-18 | 2018-03-14 | 株式会社東芝 | Non-linear resistance paint, busbar and stator coil |
| JP6202857B2 (en) | 2013-04-02 | 2017-09-27 | 株式会社東芝 | Coating material for electrical equipment |
-
1988
- 1988-05-11 JP JP11248788A patent/JPH01284473A/en active Granted
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5529227A (en) * | 1992-01-24 | 1996-06-25 | Toshiba Ceramics Co., Ltd. | Sliding gate plate |
| US5730892A (en) * | 1994-08-25 | 1998-03-24 | Toshiba Ceramics Co., Ltd. | Recycled slide gate plate |
| JP2012055948A (en) * | 2010-09-10 | 2012-03-22 | Tokyo Yogyo Co Ltd | Gas blowing refractory |
| US20150001277A1 (en) * | 2013-06-28 | 2015-01-01 | Hon Hai Precision Industry Co., Ltd. | Multi-spot soldering apparatus |
| WO2021060122A1 (en) * | 2019-09-26 | 2021-04-01 | 黒崎播磨株式会社 | Tundish nozzle structure and continuous casting method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0328975B2 (en) | 1991-04-22 |
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