JPS6232683Y2 - - Google Patents
Info
- Publication number
- JPS6232683Y2 JPS6232683Y2 JP13542283U JP13542283U JPS6232683Y2 JP S6232683 Y2 JPS6232683 Y2 JP S6232683Y2 JP 13542283 U JP13542283 U JP 13542283U JP 13542283 U JP13542283 U JP 13542283U JP S6232683 Y2 JPS6232683 Y2 JP S6232683Y2
- Authority
- JP
- Japan
- Prior art keywords
- belt
- mold
- molten metal
- supply pipe
- upper opening
- 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
Links
- 229910052751 metal Inorganic materials 0.000 claims description 18
- 239000002184 metal Substances 0.000 claims description 18
- 238000009749 continuous casting Methods 0.000 claims description 11
- 239000011261 inert gas Substances 0.000 claims description 11
- 238000005266 casting Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Continuous Casting (AREA)
Description
【考案の詳細な説明】
〔本考案の技術分野〕
本考案は、金属、合金などの薄板の連続鋳造装
置に関する。[Detailed Description of the Invention] [Technical Field of the Invention] The present invention relates to a continuous casting apparatus for thin plates of metals, alloys, etc.
本考案は、同日付で「薄板連続鋳造装置」なる
発明の名称で特許出願した連続鋳造装置（以下、
これを原発明装置という）の改良に関する。 This invention is a continuous casting device (hereinafter referred to as “thin plate continuous casting device”) for which a patent application was filed on the same date under the title of “Thin plate continuous casting device”.
This invention relates to an improvement of the original invention device.
原発明装置のベルト式薄板連続鋳造装置は、第
１図（中央断面図）、第２図（平面図）及び第３
図（固定鋳型、鋳片などを取除いてベルトを正面
からみた図）に示すように、
ベルト１はプーリ３，４に巻掛けられ、両プー
リ３，４間では平面を形成するように張力を加え
られている。プーリ３，４はそれぞれ３ａ，４ａ
の向きに回転するよう少くともいずれか一方は図
示しない駆動装置に連結されている。ベルト１の
平面部に対向して固定鋳型２が配設されて、鋳型
空間が構成されている。固定鋳型２の横断面は凹
形をなし両側に突出して付けられた摺動部材２ａ
がベルト１の平面に押付けられている。摺動部材
２ａのベルト１との接触域は第３図の２点鎖線で
囲んだ2bである。鋳型の上方には開口５があ
り、とい６がその上方に置かれている。固定鋳型
２に対向しているベルト１の裏側にはベルト支持
部材１０と冷却水ノズル１１が配置されている。
The belt-type continuous thin plate casting apparatus of the original invention is shown in Fig. 1 (center sectional view), Fig. 2 (plan view), and Fig. 3.
As shown in the figure (view of the belt from the front with fixed molds, slabs, etc. removed), the belt 1 is wound around pulleys 3 and 4, and tension is applied between both pulleys 3 and 4 to form a flat surface. has been added. Pulleys 3 and 4 are 3a and 4a, respectively.
At least one of them is connected to a drive device (not shown) so as to rotate in the direction shown in FIG. A fixed mold 2 is disposed opposite to the flat surface of the belt 1, forming a mold space. The fixed mold 2 has a concave cross section, and sliding members 2a are attached to protrude on both sides.
is pressed against the flat surface of the belt 1. The contact area of the sliding member 2a with the belt 1 is 2b surrounded by the two-dot chain line in FIG. Above the mold there is an opening 5, above which a gutter 6 is placed. A belt support member 10 and a cooling water nozzle 11 are arranged on the back side of the belt 1 facing the fixed mold 2.
この装置において、図示しないとりべによつて
運搬されてきた溶湯７は、とい６を介して鋳型上
部の開口５から鋳型内に流入する。 In this device, molten metal 7 transported by a ladle (not shown) flows into the mold from an opening 5 in the upper part of the mold via a gutter 6.
鋳型内の溶湯７は水冷ベルト１によつて熱を奪
われ、その接触側から固化していく。このとき、
水冷ベルト１は矢印９ａの向きに移動しているの
で、凝固層８は鋳片９の出口に近ずくほど厚みを
増し、逐に、凝固層８が固定鋳型２の鋳型面に達
したとき鋳片９の形成が終了する。 Heat is removed from the molten metal 7 in the mold by the water cooling belt 1, and it solidifies from the side in contact with it. At this time,
Since the water cooling belt 1 is moving in the direction of the arrow 9a, the thickness of the solidified layer 8 increases as it approaches the exit of the slab 9, and when the solidified layer 8 reaches the mold surface of the fixed mold 2, the thickness of the solidified layer 8 gradually increases. Formation of piece 9 is completed.
上記装置においては、鋳型上方が開き、溶湯の
自由表面に外気が自由に接触するので、溶湯が酸
化しやすい欠点がある。そして、こゝで生成され
た酸化物は鋳片の中に入り込んで不純物となつた
り、内部欠陥や表面欠陥の原因になる。
The above apparatus has the disadvantage that the upper part of the mold is open and the free surface of the molten metal is freely contacted with outside air, so that the molten metal is easily oxidized. The oxides generated here enter the slab and become impurities, causing internal defects and surface defects.
そこで、本考案は上記装置の欠点を解消するベ
ルト式薄板連続鋳造装置を提供することを目的と
するものである。すなわち、本考案の目的は溶湯
の自由表面を外気から遮断するようにしたベルト
式薄板連続鋳造装置を提供するにある。
Therefore, the object of the present invention is to provide a belt-type continuous strip casting apparatus that overcomes the drawbacks of the above-mentioned apparatuses. That is, the object of the present invention is to provide a belt-type continuous strip casting apparatus that isolates the free surface of the molten metal from the outside air.
〔本考案の構成〕
そして、本考案は、上記目的を達成する手段と
して、鋳型空間の上面開口部を密閉し、この上面
開口部に溶湯供給管と不活性ガス供給管とを配設
した点にある。すなわち、本考案は、ベルト式移
動鋳型と固定鋳型とで囲まれる鋳型空間の上方か
ら溶湯を注入し、下方から鋳片を取出すようにし
たベルト式薄板連続鋳造装置において、上記鋳型
空間の上面開口部を密閉し、この上面開口部に溶
湯供給管と不活性ガス供給管とを配設したことを
特徴とするベルト式薄板連続鋳造装置である。[Structure of the present invention] As a means to achieve the above object, the present invention is characterized in that the upper opening of the mold space is sealed and a molten metal supply pipe and an inert gas supply pipe are arranged in this upper opening. It is in. That is, the present invention provides a belt-type thin plate continuous casting apparatus in which molten metal is injected from above a mold space surrounded by a belt-type movable mold and a stationary mold, and slabs are taken out from below. This is a belt-type thin plate continuous casting apparatus characterized in that the section is sealed and a molten metal supply pipe and an inert gas supply pipe are disposed in the upper opening.
本考案において、鋳型空間の上面開口部を密閉
する手段としては、該鋳型空間の上面に蓋をかぶ
せるのが好ましく、また、溶湯供給管としては、
注湯ノズルを使用し、これを上記蓋の上面から下
面に貫通させて配設するのが好ましい。そして、
本考案では、上記蓋により溶湯自由表面を外気か
ら遮断し、別に設けた不活性ガス供給管から送り
込まれた不活性ガスにより、溶湯自由表面を覆う
ようにしたものである。 In the present invention, as a means for sealing the upper opening of the mold space, it is preferable to cover the upper surface of the mold space with a lid, and as the molten metal supply pipe,
Preferably, a pouring nozzle is used and is disposed so as to penetrate from the top surface to the bottom surface of the lid. and,
In the present invention, the free surface of the molten metal is isolated from the outside air by the lid, and the free surface of the molten metal is covered with an inert gas sent from a separately provided inert gas supply pipe.
以下本考案の実施例をあげて、本考案をより詳
細に説明する。 Hereinafter, the present invention will be explained in more detail by giving examples of the present invention.
〔実施例 １〕
第４図は本考案の実施例１であるベルト式薄板
連続鋳造装置を示すものであつて、その中央断面
図である。第４図において、前記した従来装置を
示す第１〜３図と共通部分には同一符号が付与さ
れている。以下従来装置において説明したところ
と重復する部分の説明を省略し、これと異なる部
分について説明すると、この実施例では、鋳型上
方開口部を蓋１０３でおおい、そして、従来装置
でのといに代えて、注湯ノズル１０２を蓋１０３
にはめ込みこれから注湯するようにしたものであ
る。また、この実施例では、不活性ガス供給管１
０１を蓋１０３に取付けその一端を鋳型内に開口
させる。[Embodiment 1] FIG. 4 shows a belt-type thin plate continuous casting apparatus according to Embodiment 1 of the present invention, and is a central sectional view thereof. In FIG. 4, the same reference numerals are given to the same parts as in FIGS. 1 to 3 showing the conventional apparatus described above. Hereinafter, explanations of parts that overlap with those explained in the conventional apparatus will be omitted, and parts that are different from this will be explained. In this embodiment, the upper opening of the mold is covered with a lid 103, and instead of the , cover the pouring nozzle 102 with the lid 103
It was fitted into a pot so that hot water could be poured from now on. In addition, in this embodiment, the inert gas supply pipe 1
01 is attached to the lid 103 and one end thereof is opened into the mold.
この実施例では、タンデイシユ（図示せず）内
の溶湯は、タンデイシユ底から吊下げられている
注湯ノズル１０２を通過して鋳型内に注入され
る。そして、鋳造中、溶湯７の自由表面は不活性
ガス供給管１０１から導入された不活性ガスによ
つて覆われ、こゝへの外気の侵入は蓋１０３によ
つて阻止される。 In this embodiment, molten metal in a tundish (not shown) is injected into the mold through a pouring nozzle 102 suspended from the bottom of the tundish. During casting, the free surface of the molten metal 7 is covered with an inert gas introduced from an inert gas supply pipe 101, and a lid 103 prevents outside air from entering this area.
〔実施例 ２〕
第５図は本考案の実施例２であるベルト式薄板
連続鋳造装置を示すものであつて、その中央断面
図である。この実施例では、鋳型部を傾斜させた
ベルトを上位に、固定鋳型を下位に配設したほか
は実施例１と同じである。[Embodiment 2] FIG. 5 shows a belt-type thin plate continuous casting apparatus according to Embodiment 2 of the present invention, and is a central sectional view thereof. This embodiment is the same as the first embodiment except that a belt with an inclined mold section is disposed above and a fixed mold is disposed below.
〔実施例 ３〕
第６図は本考案の実施例３であるベルト式薄板
連続鋳造装置を示すものであつて、その中央断面
図である。この実施例では鋳型部を傾斜させベル
トを下位に固定鋳型を上位に配設したものであ
り、これ以外は実施例１と同じである。[Embodiment 3] FIG. 6 shows a belt-type thin plate continuous casting apparatus according to Embodiment 3 of the present invention, and is a central sectional view thereof. In this embodiment, the mold part is inclined and the belt is disposed at the lower part and the fixed mold is disposed at the upper part, and other than this, the mold part is the same as in the first embodiment.
本考案は、以上詳記したように、鋳型空間の上
面開口部を密閉し、この上面開口部に溶湯供給管
と不活性ガス供給管とを配設したものであるか
ら、鋳造中に、溶湯の自由表面は外気と接触しな
いので常に不活性ガスと接触しており、その表面
が常に清浄に保たれる。その結果、溶湯酸化物に
起因していた鋳片の品質低下を完全に防ぐことが
できる効果が生ずるものである。
As described in detail above, in the present invention, the upper opening of the mold space is sealed and the molten metal supply pipe and the inert gas supply pipe are arranged in this upper opening. Since its free surface does not come into contact with the outside air, it is always in contact with an inert gas, and its surface is always kept clean. As a result, it is possible to completely prevent the deterioration in quality of slabs caused by molten metal oxides.
第１〜３図は原発明装置のベルト式薄板連続鋳
造装置であつて、第１図はその中央断面図、第２
図は平面図、第３図は正面図である。第４〜６図
は本考案の実施例であるベルト式薄板連続鋳造装
置の中央断面図を示す。
１：ベルト（水冷式移動鋳型）、２：固定鋳
型、２ａ：摺動片、２ｂ：摺動片接触域、３：プ
ーリ、３ａ：回転方向、４：プーリ、４ａ：回転
方向、５：鋳型上方開口部、６：とい、７：溶
湯、８：凝固層、９：鋳片、９ａ：鋳片取出方
向、１０：ベルト支持部材、１１：冷却水ノズ
ル、１０１：不活性ガス供給管、１０２：注湯ノ
ズル、１０３：鋳型蓋。
Figures 1 to 3 show a belt-type continuous thin plate casting apparatus of the invention, and Figure 1 is a central sectional view of the apparatus, and Figure 2 is a sectional view of the center.
The figure is a plan view, and FIG. 3 is a front view. 4 to 6 show central sectional views of a belt-type continuous thin plate casting apparatus according to an embodiment of the present invention. 1: Belt (water-cooled moving mold), 2: Fixed mold, 2a: Sliding piece, 2b: Sliding piece contact area, 3: Pulley, 3a: Rotation direction, 4: Pulley, 4a: Rotation direction, 5: Mold Upper opening, 6: Hole, 7: Molten metal, 8: Solidified layer, 9: Slab, 9a: Slab removal direction, 10: Belt support member, 11: Cooling water nozzle, 101: Inert gas supply pipe, 102 : Pouring nozzle, 103: Mold lid.
Claims (1)
空間の上方から溶湯を注入し、下方から鋳片を取
出すようにしたベルト式薄板連続鋳造装置におい
て、上記鋳型空間の上面開口部を密閉し、この上
面開口部に溶湯供給管と不活性ガス供給管とを配
設したことを特徴とするベルト式薄板連続鋳造装
置。 In a belt-type continuous thin plate casting machine in which molten metal is injected from above into a mold space surrounded by a belt-type moving mold and a stationary mold, and slabs are taken out from below, the upper opening of the mold space is sealed and the upper opening of the mold space is sealed. A belt type thin plate continuous casting apparatus characterized in that a molten metal supply pipe and an inert gas supply pipe are arranged in the upper opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13542283U JPS6042435U (en) | 1983-09-02 | 1983-09-02 | Belt type thin plate continuous casting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13542283U JPS6042435U (en) | 1983-09-02 | 1983-09-02 | Belt type thin plate continuous casting equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6042435U JPS6042435U (en) | 1985-03-26 |
| JPS6232683Y2 true JPS6232683Y2 (en) | 1987-08-21 |
Family
ID=30304811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13542283U Granted JPS6042435U (en) | 1983-09-02 | 1983-09-02 | Belt type thin plate continuous casting equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6042435U (en) |
-
1983
- 1983-09-02 JP JP13542283U patent/JPS6042435U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6042435U (en) | 1985-03-26 |
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