JPH0847751A - Method and device for manufacturing strip-shaped metallic foil - Google Patents
Method and device for manufacturing strip-shaped metallic foilInfo
- Publication number
- JPH0847751A JPH0847751A JP18437394A JP18437394A JPH0847751A JP H0847751 A JPH0847751 A JP H0847751A JP 18437394 A JP18437394 A JP 18437394A JP 18437394 A JP18437394 A JP 18437394A JP H0847751 A JPH0847751 A JP H0847751A
- Authority
- JP
- Japan
- Prior art keywords
- rotating body
- molten metal
- convex portion
- metal
- foil
- 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.)
- Pending
Links
- 239000011888 foil Substances 0.000 title claims abstract description 45
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title description 10
- 229910052751 metal Inorganic materials 0.000 claims abstract description 87
- 239000002184 metal Substances 0.000 claims abstract description 87
- 239000000463 material Substances 0.000 claims abstract description 31
- 238000001816 cooling Methods 0.000 claims abstract description 27
- 238000002844 melting Methods 0.000 claims abstract description 18
- 230000008018 melting Effects 0.000 claims abstract description 18
- 230000002093 peripheral effect Effects 0.000 claims description 22
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000010791 quenching Methods 0.000 claims description 4
- 230000000171 quenching effect Effects 0.000 claims description 4
- 229910000808 amorphous metal alloy Inorganic materials 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 4
- 239000005300 metallic glass Substances 0.000 description 4
- 230000006698 induction Effects 0.000 description 3
- 230000004323 axial length Effects 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Continuous Casting (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、アモルファス金属の薄
帯などの帯状金属箔を製造するのに適した帯状金属箔の
製造方法と製造装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and an apparatus for producing a strip-shaped metal foil suitable for producing a strip-shaped metal foil such as a ribbon of amorphous metal.
【０００２】[0002]
【従来の技術】帯状のアモルファス金属箔を製造するた
めの公知の技術として、例えば特開昭６０−４６８４５
号公報に記載されているような液体急冷法が知られてい
る。この公知技術では、溶融金属をルツボに収容し、ル
ツボに設けられたスリット状のノズル部から溶融金属を
冷却ロールに向って噴出させている。冷却ロールは一方
向に回転しており、上記ノズル部から噴出する溶融金属
を冷却ロールの表面で急冷し、凝固させている。また、
上記公知技術以外の液体急冷法として、周知の遠心法や
単ロール法あるいは双ロール法などが知られている。こ
れらはいずれも、ルツボのノズル部から溶融金属をロー
ルあるいは型に向って噴出させるとともにロールあるい
は型に付着した溶融金属を急冷し、凝固させるようにし
ている。2. Description of the Related Art As a known technique for producing a strip-shaped amorphous metal foil, for example, JP-A-60-46845.
A liquid quenching method as described in Japanese Patent Publication is known. In this known technique, molten metal is contained in a crucible, and the molten metal is ejected toward a cooling roll from a slit-shaped nozzle portion provided in the crucible. The cooling roll is rotating in one direction, and the molten metal ejected from the nozzle portion is rapidly cooled and solidified on the surface of the cooling roll. Also,
Known liquid quenching methods other than the above-mentioned known techniques include the well-known centrifugal method, single roll method, twin roll method, and the like. In all of these, the molten metal is ejected from the crucible nozzle toward the roll or the mold, and the molten metal attached to the roll or the mold is rapidly cooled and solidified.
【０００３】[0003]
【発明が解決しようとする課題】上述のような従来の液
体急冷法では、ノズル部を有する特殊なルツボが必要で
あり、しかもノズル部が目詰まりを生じやすいといった
問題がある。また、溶融金属をノズル部から押出すため
の加圧装置が必要であるなど、設備に要するコストが高
く、かつ、メンテナンスに手間がかかるなどの問題があ
った。The conventional liquid quenching method as described above has a problem that a special crucible having a nozzle portion is required and the nozzle portion is likely to be clogged. In addition, there is a problem that the cost required for the equipment is high, such as the need for a pressurizing device for extruding the molten metal from the nozzle portion, and the maintenance is time-consuming.
【０００４】また、幅の広いアモルファス金属箔を製造
するには、箔の幅に応じた細長いスリット状のノズル部
が必要である。このようなノズル部は、スリットの寸法
や形状等を高精度に保つことに困難を伴う。また、ノズ
ル付きの特殊なルツボは材料の溶解量が制約されること
から、大量の箔を一度に連続的に製造することが困難で
あった。しかも溶融金属とノズル部が反応し、ノズル部
がいたみやすいためルツボの交換頻度が多いなどの問題
もある。Further, in order to produce a wide amorphous metal foil, an elongated slit-shaped nozzle portion corresponding to the width of the foil is required. In such a nozzle portion, it is difficult to maintain the size and shape of the slit with high accuracy. In addition, since the special crucible with a nozzle limits the amount of material melted, it is difficult to continuously manufacture a large amount of foil at once. In addition, since the molten metal reacts with the nozzle portion and the nozzle portion is easily damaged, there is a problem that the crucible is frequently replaced.
【０００５】従って本発明の目的は、ノズルを用いるこ
となくアモルファス金属薄帯等の帯状金属箔を連続的に
製造できるような帯状金属箔の製造方法と製造装置を提
供することにある。Therefore, it is an object of the present invention to provide a method and an apparatus for producing a strip-shaped metal foil capable of continuously producing a strip-shaped metal foil such as an amorphous metal ribbon without using a nozzle.
【０００６】[0006]
【課題を解決するための手段】上記の目的を果たすため
に開発された本発明の製造方法は、箔の材料の金属を溶
融し、外周部に周方向に連続する凸部を有する回転体を
回転させながら上記凸部を上記溶融金属に接触させ、上
記回転体の凸部に接触した溶融金属を上記回転体の回転
に伴って上記凸部の先端から回転体の接線方向に飛ばす
とともに、飛ばされた上記溶融金属を一方向に回転する
冷却ロールの外周面に付着させて広げるとともに急冷し
かつ凝固させることによって帯状に連なる金属箔を得る
ことを特徴とする帯状金属箔の製造方法である。The manufacturing method of the present invention developed to achieve the above-mentioned object is to melt a metal of a material of a foil and to form a rotating body having a circumferentially continuous convex portion on an outer peripheral portion thereof. While rotating, the convex portion is brought into contact with the molten metal, and the molten metal that is in contact with the convex portion of the rotating body is skipped in the tangential direction of the rotating body from the tip of the convex portion with the rotation of the rotating body. A method for producing a strip-shaped metal foil, characterized in that a strip-shaped metal foil is obtained by adhering the spread molten metal to an outer peripheral surface of a cooling roll that rotates in one direction, spreading it, rapidly cooling and solidifying the molten metal.
【０００７】また本発明装置は、箔の材料の金属を溶融
させて溶融金属を得る溶融手段と、一方向に回転しかつ
外周部に周方向に連続する凸部を有するとともにこの凸
部を上記溶融金属に接触させることによって上記凸部の
先端から溶融金属を飛ばす回転体と、一方向に連続的に
回転させられかつ上記回転体の凸部に対向する位置に外
周面が配置されていて上記凸部によって飛ばされた上記
溶融金属を上記外周面に付着させかつ急冷することによ
り凝固させる金属製の冷却ロールとを具備している。Further, the device of the present invention has a melting means for melting the metal of the foil material to obtain molten metal, and a convex portion which rotates in one direction and is continuous in the circumferential direction on the outer peripheral portion, and the convex portion is formed as described above. A rotating body that causes molten metal to fly from the tip of the convex portion by contacting with the molten metal, and an outer peripheral surface that is continuously rotated in one direction and is located at a position facing the convex portion of the rotating body. And a cooling roll made of metal for adhering the molten metal blown off by the convex portion to the outer peripheral surface and rapidly cooling the molten metal.
【０００８】[0008]
【作用】高周波誘導加熱コイルや電気炉等の溶融手段に
よって箔の材料を溶融させ、溶融した金属に、水平軸ま
わりに高速で回転する回転体の凸部を接触させる。この
回転体は上記溶融金属が凝固しないような温度に加熱さ
れている。この回転体の回転に伴い、凸部に接した溶融
金属が回転体の接線方向に飛ばされ、冷却ロールの外周
面に付着する。こうして冷却ロールに付着した溶融金属
は、箔状に薄く広がるとともに冷却ロールの外周面で急
冷され、凝固することによって帯状に連続する金属箔が
得られる。この場合、金属組織を短時間に凍結すれば、
金属箔をアモルファス化することが可能である。The foil material is melted by melting means such as a high-frequency induction heating coil or an electric furnace, and the molten metal is brought into contact with the convex portion of the rotating body that rotates at a high speed around the horizontal axis. The rotating body is heated to a temperature at which the molten metal does not solidify. With the rotation of the rotating body, the molten metal in contact with the convex portion is blown in the tangential direction of the rotating body and adheres to the outer peripheral surface of the cooling roll. The molten metal thus attached to the cooling roll spreads thinly in a foil shape, is rapidly cooled on the outer peripheral surface of the cooling roll, and is solidified to obtain a continuous metal foil in a strip shape. In this case, if you freeze the metal structure in a short time,
It is possible to make the metal foil amorphous.
【０００９】本発明では、回転体によって溶融金属を冷
却ロールに向って飛ばすためノズルが不要である。この
ためノズルの目詰まりの問題が回避され、ノズル付きの
特殊なルツボを使用する必要もない。そして請求項３に
記載したように回転体の軸線方向に凸部を複数列設けた
場合には、各々の凸部から回転体に向って飛ぶ溶融金属
が回転体の外周面において箔状に広がることにより、互
いに隣り合う箔同志がつながるため、凸部の数に応じて
幅の広い金属箔を製造することができる。In the present invention, since the molten metal is blown toward the cooling roll by the rotating body, the nozzle is unnecessary. Therefore, the problem of nozzle clogging is avoided and it is not necessary to use a special crucible with a nozzle. When a plurality of rows of convex portions are provided in the axial direction of the rotating body as described in claim 3, the molten metal flying from each convex portion toward the rotating body spreads like a foil on the outer peripheral surface of the rotating body. As a result, since the foils adjacent to each other are connected to each other, a wide metal foil can be manufactured according to the number of the convex portions.
【００１０】また、請求項５に記載したように棒状の材
料の上端部のみを局部的に溶融させる加熱装置を用いる
場合には、材料の消費に応じて、送り装置によって材料
を回転体に向って補給すればよいから、ルツボが不要で
あり、材料の長さや太さに応じて大量の金属箔を一度に
連続的に製造できる。When a heating device for locally melting only the upper end of the rod-shaped material is used as described in claim 5, the feeding device directs the material to the rotating body according to the consumption of the material. Therefore, a crucible is not required, and a large amount of metal foil can be continuously manufactured at once according to the length and thickness of the material.
【００１１】[0011]
【実施例】以下に本発明の一実施例について図面を参照
して説明する。図１に示した金属箔製造装置１０は、溶
融装置１１と、回転体１２と、冷却ロール１３と、巻取
機１４などを備えている。溶融装置１１は、箔の材料の
棒状金属材料１５の上端部のみを局部的に溶融させる高
周波誘導加熱コイル１６を含んでいる。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. The metal foil manufacturing apparatus 10 shown in FIG. 1 includes a melting device 11, a rotating body 12, a cooling roll 13, a winder 14, and the like. The melting device 11 includes a high frequency induction heating coil 16 that locally melts only the upper end of the rod-shaped metal material 15 of the foil material.
【００１２】溶融装置１１のコイル１６は棒状材料１５
の上端部とほぼ同じ高さに設けられている。図２等に示
すように、棒状材料１５は回転体１２の軸線方向に互い
に離間して複数本設けられている。これらの棒状材料１
５は、ほぼ垂直な姿勢に保持され、かつ、送り装置１７
によって回転体１２に向って上昇させることができるよ
うになっている。The coil 16 of the melting device 11 is a rod-shaped material 15.
Is provided at almost the same height as the upper end of the. As shown in FIG. 2 and the like, a plurality of rod-shaped materials 15 are provided apart from each other in the axial direction of the rotating body 12. These rod-shaped materials 1
5 is held in a substantially vertical posture, and the feeding device 17
It is possible to raise the rotating body 12 toward the rotating body 12.
【００１３】棒状材料１５の成分の一例は、例えばＦ
ｅ，Ｃｏ，Ｎｉを主体とする強磁性金属に、アモルファ
ス化元素としてＢ，Ｃ，Ｐ，Ｓｉ，Ｇｅなどの半金属元
素を添加したものなどであるが、それ以外にも、例えば
Ａｌ−Ｎｉ−希土類元素−遷移元素系等のアモルファス
合金材料を始めとして、必要に応じて種々の金属あるい
は半金属が使用される。An example of the component of the rod-shaped material 15 is, for example, F
For example, a ferromagnetic metal mainly composed of e, Co, and Ni to which a semimetal element such as B, C, P, Si, and Ge is added as an amorphizing element. -Amorphous alloy materials such as rare earth element-transition element system, and various metals or semimetals are used as necessary.
【００１４】回転体１２は材料１５の上方に設けられて
おり、モータ等を用いた回転駆動機構（図示せず）によ
って、図３中の矢印Ａ方向に水平軸まわりに連続的に回
転させられるようになっている。回転体１２の外周部
に、周方向に連続する凸部２０が設けられている。この
実施例では、図２に示すように凸部２０は回転体１２の
軸線方向に複数列設けられており、各々の凸部２０の下
方に、凸部２０の数と同数の棒状材料１５がそれぞれ凸
部２０と対向して配置されている。The rotating body 12 is provided above the material 15 and is continuously rotated around a horizontal axis in the direction of arrow A in FIG. 3 by a rotation drive mechanism (not shown) using a motor or the like. It is like this. On the outer peripheral portion of the rotating body 12, there is provided a convex portion 20 which is continuous in the circumferential direction. In this embodiment, as shown in FIG. 2, the protrusions 20 are provided in a plurality of rows in the axial direction of the rotating body 12, and the same number of rod-shaped materials 15 as the protrusions 20 are provided below each protrusion 20. Each of them is arranged so as to face the convex portion 20.
【００１５】凸部２０の先端は、回転体１２の正面側か
ら見てＶ状に尖った形状をなしており、図３に示すよう
に材料１５が送り装置１７によって回転体１０に向って
上昇させられた時に、凸部２０の下端が棒状材料１５の
上端部、すなわちコイル１６によって溶融した溶融金属
１５ａに接することができるようになっている。The tip of the convex portion 20 has a V-shaped pointed shape when viewed from the front side of the rotating body 12, and the material 15 rises toward the rotating body 10 by the feeding device 17 as shown in FIG. The lower end of the convex portion 20 can be brought into contact with the upper end portion of the rod-shaped material 15, that is, the molten metal 15a melted by the coil 16 when being made to move.
【００１６】溶融金属１５ａに凸部２０が接触すると、
凸部２０によって溶融金属１５ａが回転体１２の接線方
向に飛ばされる。この回転体１２は、凸部２０に付着し
た溶融金属１５ａが凝固しないように、図示しない加熱
手段によって回転体１２の溶融温度以下に加熱されてい
る。When the projection 20 comes into contact with the molten metal 15a,
The convex portion 20 causes the molten metal 15 a to fly in the tangential direction of the rotating body 12. The rotating body 12 is heated to a temperature not higher than the melting temperature of the rotating body 12 by a heating means (not shown) so that the molten metal 15a attached to the convex portion 20 does not solidify.
【００１７】冷却ロール１３は円柱状をなしており、回
転体１２と平行に配置されている。冷却ロール１３は、
モータ等を用いた回転駆動機構（図示せず）によって、
矢印Ｂ方向に水平軸まわりに連続的に回転させられるよ
うになっている。冷却ロール１３の外周面２５の軸線方
向の長さは、回転体１２の軸線方向の長さよりも大であ
る。上記外周面２５は回転体１２の凸部２０と対向して
おり、凸部２０から飛んでくる溶融金属１５ａを外周面
２５に付着させることができる高さに設けられている。The cooling roll 13 has a cylindrical shape and is arranged in parallel with the rotating body 12. The cooling roll 13 is
By a rotation drive mechanism (not shown) using a motor,
It can be continuously rotated around the horizontal axis in the direction of arrow B. The axial length of the outer peripheral surface 25 of the cooling roll 13 is longer than the axial length of the rotating body 12. The outer peripheral surface 25 faces the convex portion 20 of the rotating body 12, and is provided at a height such that the molten metal 15 a flying from the convex portion 20 can be attached to the outer peripheral surface 25.
【００１８】冷却ロール１３は鋼あるいは銅などのよう
に溶融金属１５ａを凝固させやすいように、適当な熱伝
導率と比熱を有する金属からなる。この冷却ロール１３
は、例えば水などの冷却媒体によって所定の温度に冷却
され、外周面２５に付着した溶融金属１５ａの熱を効果
的に奪うことができるようにしている。The cooling roll 13 is made of a metal such as steel or copper having an appropriate thermal conductivity and specific heat so that the molten metal 15a can be easily solidified. This cooling roll 13
Is cooled to a predetermined temperature by a cooling medium such as water, so that the heat of the molten metal 15a attached to the outer peripheral surface 25 can be effectively removed.
【００１９】以下に上記製造装置１０を用いた金属箔の
製造方法について説明する。図３に示すように回転体１
２を矢印Ａ方向に高速回転させるとともに、冷却ロール
１３を矢印Ｂ方向に回転体１２の回転周速度に応じた速
度で回転させる。そして溶融装置１１のコイル１６によ
って棒状材料１５の上端部を溶融させて溶融金属１５ａ
を得る。この状態で、材料１５を送り装置１７によって
上昇させることにより、溶融金属１５ａに回転体１２の
凸部２０を接触させる。A method of manufacturing a metal foil using the manufacturing apparatus 10 will be described below. As shown in FIG.
2 is rotated in the direction of arrow A at a high speed, and the cooling roll 13 is rotated in the direction of arrow B at a speed corresponding to the peripheral speed of rotation of the rotating body 12. Then, the upper end of the rod-shaped material 15 is melted by the coil 16 of the melting device 11 to melt the molten metal 15a.
Get. In this state, the material 15 is raised by the feeding device 17 to bring the convex portion 20 of the rotating body 12 into contact with the molten metal 15a.
【００２０】回転体１２は溶融金属１５ａを凝固させな
い程度の温度に加熱されており、しかも所定の周速度で
連続的に高速回転しているため、凸部２０に接触した溶
融金属１５ａの一部は凝固することなく回転体１２の回
転に伴って回転体１２の接線方向に飛ばされ、冷却ロー
ル１３の外周面２５に当たる。Since the rotating body 12 is heated to a temperature at which the molten metal 15a is not solidified and is continuously rotating at a predetermined peripheral speed at a high speed, a part of the molten metal 15a contacting the convex portion 20 is formed. Is solidified and is blown in the tangential direction of the rotating body 12 as the rotating body 12 rotates, and hits the outer peripheral surface 25 of the cooling roll 13.
【００２１】この実施例では凸部２０が複数列設けられ
ているから、溶融金属１５ａは凸部２０の数に応じて複
数の列となって飛ばされ、冷却ロール１３の外周面２５
において溶融金属１５ａが箔状に広がるとともに急冷さ
れ、凝固する。その時に、図４に示すように互いに隣り
合う箔状の溶融金属１５ａ同志がつながることによっ
て、幅の広い帯状金属箔２７が得られる。得られた金属
箔２７は、巻取機１４によって巻取られる。こうして、
凸部２０の列数に応じて幅の広い金属箔２７を製造する
ことができる。凸部２０の数は箔２７の幅に応じて適宜
に選定されるため図示例に限定されるものではない。例
えば、箔２７の幅が狭くてよい場合には、凸部２０を一
つのみ設けた回転体１２を使用してもよい。In this embodiment, since the convex portions 20 are provided in a plurality of rows, the molten metal 15a is blown into a plurality of rows according to the number of the convex portions 20, and the outer peripheral surface 25 of the cooling roll 13 is blown.
At, the molten metal 15a spreads like a foil and is rapidly cooled and solidified. At that time, as shown in FIG. 4, the foil-shaped molten metals 15a adjacent to each other are connected to each other, whereby a wide strip-shaped metal foil 27 is obtained. The obtained metal foil 27 is wound by the winder 14. Thus
The metal foil 27 having a wide width can be manufactured according to the number of rows of the convex portions 20. The number of the protrusions 20 is appropriately selected according to the width of the foil 27, and is not limited to the illustrated example. For example, when the width of the foil 27 may be small, the rotating body 12 provided with only one protrusion 20 may be used.
【００２２】なお、図５に示すように、複数の円板状の
回転体要素１２ａを互いに軸線方向に離間して配置し、
各々の回転体要素１２ａに周方向に連続する凸部２０を
設けるようにしてもよい。回転体要素１２ａは水平軸ま
わりに回転させられる。あるいは、図６に示すような形
状の円板状の複数の回転体要素１２ｂ，１２ｃを軸線方
向に離間して配置し、各々の回転体要素１２ｂ，１２ｃ
に周方向に連続する凸部２０を設けてもよい。As shown in FIG. 5, a plurality of disc-shaped rotating body elements 12a are arranged so as to be separated from each other in the axial direction,
You may make it provide the convex part 20 continuous in the circumferential direction in each rotating body element 12a. The rotator element 12a is rotated about a horizontal axis. Alternatively, a plurality of disc-shaped rotating body elements 12b and 12c having a shape as shown in FIG.
A convex portion 20 that is continuous in the circumferential direction may be provided.
【００２３】また図７に示すように、溶融金属１５ａを
収容する容器３０の周囲に高周波誘導加熱コイル等の溶
融装置１１を設けてもよい。この場合、溶融した金属１
５ａを容器３０に収容するとともに、溶融金属１５ａの
液面の上方から前述の回転体１２を接触させることによ
り、溶融金属１５ａの一部を冷却ロール１３の外周面２
５に向けて飛ばす。Further, as shown in FIG. 7, a melting device 11 such as a high frequency induction heating coil may be provided around the container 30 containing the molten metal 15a. In this case, molten metal 1
5a is accommodated in the container 30 and the above-mentioned rotating body 12 is brought into contact with the molten metal 15a from above the liquid surface of the molten metal 15a.
Fly towards 5.
【００２４】[0024]
【発明の効果】本発明によれば、ノズルを用いることな
くアモルファス合金薄帯等の金属箔を製造することがで
きる。このためノズルの目詰まりの問題を生じることが
なく、ノズルの精度が問題になることもない。また、ノ
ズル付きの特殊なルツボを用いる必要もないし、加圧装
置も不要である。According to the present invention, a metal foil such as an amorphous alloy ribbon can be manufactured without using a nozzle. Therefore, the problem of nozzle clogging does not occur and the accuracy of the nozzle does not become a problem. Further, it is not necessary to use a special crucible with a nozzle, and a pressurizing device is also unnecessary.
【００２５】そして請求項３のように複数列の凸部を用
いれば、凸部の数に応じて幅の広い箔を製造することが
できる。また、請求項５のように、棒状の材料の上端部
を溶融させながら材料の溶融部分を回転体の凸部に接触
させるようにすれば、材料の消費に応じて材料を補給し
続けることができる。このため、材料を連続的に供給す
ることができ、溶解量がルツボの容量に左右されるとい
った問題がなく、大量の金属箔を連続的に製造すること
ができる。If a plurality of rows of convex portions are used as in the third aspect, a foil having a wide width can be manufactured according to the number of convex portions. Further, as in claim 5, if the molten portion of the material is brought into contact with the convex portion of the rotating body while melting the upper end portion of the rod-shaped material, the material can be continuously replenished as the material is consumed. it can. Therefore, the material can be continuously supplied, and there is no problem that the melting amount depends on the capacity of the crucible, and a large amount of metal foil can be continuously manufactured.
【図１】本発明の一実施例を示す金属箔製造装置の概略
側面図。FIG. 1 is a schematic side view of a metal foil manufacturing apparatus showing an embodiment of the present invention.
【図２】図１中の矢印II方向から見た製造装置の一部の
概略正面図。FIG. 2 is a schematic front view of a part of the manufacturing apparatus as seen from the direction of arrow II in FIG.
【図３】図１に示された製造装置により金属箔が製造さ
れる様子を示す概略側面図。FIG. 3 is a schematic side view showing how a metal foil is manufactured by the manufacturing apparatus shown in FIG.
【図４】図３中の矢印IV方向から見た製造装置と金属箔
の一部の概略図。FIG. 4 is a schematic view of a part of the manufacturing apparatus and the metal foil as seen from the direction of arrow IV in FIG.
【図５】回転体の変形例を示す回転体の一部の正面図。FIG. 5 is a front view of a part of the rotating body showing a modified example of the rotating body.
【図６】回転体の他の変形例を示す回転体の一部の正面
図。FIG. 6 is a partial front view of a rotating body showing another modified example of the rotating body.
【図７】金属箔製造装置の他の実施例を一部断面で示す
側面図。FIG. 7 is a side view showing another embodiment of the metal foil manufacturing apparatus in a partial cross section.
１０…金属箔製造装置 １１…溶融装置 １２…回転体 １３…冷却ロール １５…材料 １５ａ…溶融金属 ２０…凸部 ２５…外周面 DESCRIPTION OF SYMBOLS 10 ... Metal foil manufacturing apparatus 11 ... Melting apparatus 12 ... Rotating body 13 ... Cooling roll 15 ... Material 15a ... Molten metal 20 ... Convex part 25 ... Outer peripheral surface
Claims (5)
せながら上記凸部を上記溶融金属に接触させ、 上記回転体の凸部に接触した溶融金属を上記回転体の回
転に伴って上記凸部の先端から回転体の接線方向に飛ば
すとともに、 飛ばされた上記溶融金属を一方向に回転する冷却ロール
の外周面に付着させて広げるとともに急冷しかつ凝固さ
せることによって帯状に連なる金属箔を得ることを特徴
とする帯状金属箔の製造方法。1. A metal of a foil material is melted, and while the rotating body having a circumferentially continuous convex portion on the outer periphery is rotated, the convex portion is brought into contact with the molten metal, and the convex portion of the rotating body The molten metal that has come into contact is blown from the tip of the convex portion in the tangential direction of the rotary body as the rotary body rotates, and the blown molten metal is attached to the outer peripheral surface of the cooling roll that rotates in one direction and spreads out. A method for producing a strip-shaped metal foil, characterized in that the strip-shaped metal foil is obtained by quenching and solidifying together with the strip.
る溶融手段と、 一方向に回転しかつ外周部に周方向に連続する凸部を有
するとともにこの凸部を上記溶融金属に接触させること
によって上記凸部の先端から溶融金属を飛ばす回転体
と、 一方向に連続的に回転させられかつ上記回転体の凸部に
対向する位置に外周面が配置されていて上記凸部によっ
て飛ばされた上記溶融金属を上記外周面に付着させかつ
急冷することにより凝固させる金属製の冷却ロールと、 を具備したことを特徴とする金属箔の製造装置。2. A melting means for melting a metal of a foil material to obtain a molten metal, and a convex portion which rotates in one direction and is continuous in a circumferential direction on an outer peripheral portion, and the convex portion contacts the molten metal. The rotating body that blows the molten metal from the tip of the convex portion by doing so, and the outer peripheral surface is arranged at a position that is continuously rotated in one direction and that faces the convex portion of the rotating body, and is blown by the convex portion. An apparatus for producing a metal foil, comprising: a cooling roll made of metal for adhering the molten metal thus formed to the outer peripheral surface and solidifying the molten metal by rapid cooling.
数列設けられている請求項２記載の製造装置。3. The manufacturing apparatus according to claim 2, wherein the convex portions of the rotating body are provided in a plurality of rows in the axial direction of the rotating body.
面側から見てＶ状に尖っていることを特徴とする請求項
２記載の製造装置。4. The manufacturing apparatus according to claim 2, wherein the tip of the convex portion of the rotating body is sharpened in a V shape when viewed from the front side of the rotating body.
状の材料の上端部のみを局部的に溶融させる加熱装置
と、棒状の上記材料を上記回転体に向って移動させる送
り装置を備えている請求項２記載の製造装置。5. The melting means comprises a heating device for locally melting only the upper end of the rod-shaped material held substantially vertically, and a feeding device for moving the rod-shaped material toward the rotating body. The manufacturing apparatus according to claim 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18437394A JPH0847751A (en) | 1994-08-05 | 1994-08-05 | Method and device for manufacturing strip-shaped metallic foil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18437394A JPH0847751A (en) | 1994-08-05 | 1994-08-05 | Method and device for manufacturing strip-shaped metallic foil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0847751A true JPH0847751A (en) | 1996-02-20 |
Family
ID=16152083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18437394A Pending JPH0847751A (en) | 1994-08-05 | 1994-08-05 | Method and device for manufacturing strip-shaped metallic foil |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0847751A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001034326A1 (en) * | 1999-11-09 | 2001-05-17 | Ishikawajima-Harima Jukogyo Kabushiki Kaisha | Thin metal strip producing device |
-
1994
- 1994-08-05 JP JP18437394A patent/JPH0847751A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001034326A1 (en) * | 1999-11-09 | 2001-05-17 | Ishikawajima-Harima Jukogyo Kabushiki Kaisha | Thin metal strip producing device |
| US6713017B1 (en) | 1999-11-09 | 2004-03-30 | Ishikawajima-Harima Jukogyo Kabushiki Kaisha | Metal-flake manufacturing apparatus |
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