JPH0660450B2 - Spinning method for conductive filament - Google Patents
Spinning method for conductive filamentInfo
- Publication number
- JPH0660450B2 JPH0660450B2 JP19831685A JP19831685A JPH0660450B2 JP H0660450 B2 JPH0660450 B2 JP H0660450B2 JP 19831685 A JP19831685 A JP 19831685A JP 19831685 A JP19831685 A JP 19831685A JP H0660450 B2 JPH0660450 B2 JP H0660450B2
- Authority
- JP
- Japan
- Prior art keywords
- filament
- jet
- magnet
- spinning
- liquid layer
- 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 - Lifetime
Links
Landscapes
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Inorganic Fibers (AREA)
Description
【発明の詳細な説明】 〔産業上の利用分野〕 この発明は、導電性溶融物,とくに溶融金属から直接フ
イラメントを製造する導電性フイラメントの紡糸方法に
関する。Description: TECHNICAL FIELD The present invention relates to a method for spinning an electrically conductive filament, which directly produces an electrically conductive melt from a molten metal, particularly a molten metal.
従来、溶融金属から直接フイラメントを製造する方法
は、線引工程の省略,難加工性材料のフイラメント化,
急冷凝固による新しい物性のフイラメントの出現などの
利点があるため、種々の製造方法が開発されている。Conventionally, the method of manufacturing filament directly from molten metal, omits the drawing process, makes the difficult work material filament,
Various manufacturing methods have been developed because of advantages such as appearance of filaments having new physical properties by rapid solidification.
たとえば、本出願人の発明にかかる特開昭55−6494
8号公報に記載の方法がある。For example, JP-A-55-6494 according to the invention of the present applicant
There is a method described in Japanese Patent No. 8 publication.
この方法を、第3図について説明すると、基台(1)に支
持され回転されるドラム(2)内に水を入れ、遠心力によ
り液体層(3)を形成し、加熱用コイル(4)により溶融され
た溶融金属(5)を、ノズル(6)より溶融ジエツト(7)とし
て液体層(3)中に噴射し、液体層(3)中で凝固させること
により、フイラメントを製造するものである。This method will be explained with reference to FIG. 3. Water is put in a drum (2) supported and rotated by a base (1), a liquid layer (3) is formed by centrifugal force, and a heating coil (4) is formed. The molten metal (5) melted by is sprayed from the nozzle (6) into the liquid layer (3) as a molten jet (7) and solidified in the liquid layer (3) to produce filament. is there.
また、第4図に示すように、溝(8)を形成したエンドレ
スベルト(9)を複数個のロール(10)を介して移動させ、
注水パイプ(11)から冷却水(12)を溝(8)に供給する。そ
して、加熱用コイル(4)により溶融された溶融金属(5)
を、ノズル(6)より冷却水(12)中に噴射し、凝固させる
方法もある。Also, as shown in FIG. 4, the endless belt (9) having the groove (8) is moved through a plurality of rolls (10),
The cooling water (12) is supplied to the groove (8) from the water injection pipe (11). And the molten metal (5) melted by the heating coil (4)
There is also a method of injecting water into the cooling water (12) from the nozzle (6) to solidify it.
ところで、第3図に示す方法では、第5図に示すよう
に、溶融ジエツト(7)が液体層(3)に進入する際、破線で
示すように滑らかに進入せず、実線で示すように一度は
ね返されてジエツト(7)が乱れ、均一で連続的なフイラ
メントが得られない。By the way, in the method shown in FIG. 3, when the molten jet (7) enters the liquid layer (3) as shown in FIG. 5, it does not smoothly enter as shown by the broken line, but as shown by the solid line. Once it is repelled, the jet (7) is disturbed and a uniform and continuous filament cannot be obtained.
また、密度の小さいフイラメントの場合、フイラメント
が液体層(3)の液面上に浮いている時間が長く、冷却速
度が低下するとともに、ジエツト(7)を乱しやすい。Further, in the case of filaments having a low density, the filaments float on the liquid surface of the liquid layer (3) for a long time, the cooling rate decreases, and the jet (7) is easily disturbed.
この発明は、前記の点に留意してなされたものであり、
導電性溶融物から直接フイラメントを製造する導電性フ
イラメントの紡糸方法において、紡糸時に導電性フイラ
メントに通電するとともに磁場を加え、フイラメントの
運動を制御することを特徴とする導電性フイラメントの
紡糸方法である。The present invention has been made with the above points in mind,
A method for spinning a conductive filament that directly produces a filament from a conductive melt, wherein a magnetic field is applied to the conductive filament while energizing the spinning filament during spinning to control the movement of the filament. .
したがつて、この発明によると、フイラメントに通電さ
れ、かつ、磁場が加えられるため、フイラメントの運動
が制御され、溶融ジエツトが冷却用の液体層に滑らかに
進入し、ジエツトが乱されることがなく、均一なフイラ
メントが製造される。Therefore, according to the present invention, since the filament is energized and the magnetic field is applied, the movement of the filament is controlled, and the molten jet may smoothly enter the cooling liquid layer and disturb the jet. A uniform filament is produced.
つぎに、この発明をアルミニウムの紡糸の場合の1実施
例を示した第1図および第2図とともに、詳細に説明す
る。Next, the present invention will be described in detail with reference to FIGS. 1 and 2 showing one embodiment in the case of spinning aluminum.
それらの図面において、(13)は基台に支持され回転され
るドラム、(14)は非磁性のアクリル板等からなるドラム
(13)の側板、(15)は導電体からなるドラム(13)の周板、
(16)は非磁性体からなる流出防止板、(17)はドラム(13)
の内周面に遠心力により形成された冷却用の液体層であ
る。In these drawings, (13) is a drum supported by a base and rotated, and (14) is a drum made of a non-magnetic acrylic plate or the like.
(13) side plate, (15) a drum (13) peripheral plate made of a conductor,
(16) is an outflow prevention plate made of non-magnetic material, (17) is a drum (13)
Is a liquid layer for cooling formed on the inner peripheral surface of the centrifugal force by centrifugal force.
(18)はドラム(13)の一側に設置された溶融金属の噴射装
置であり、高周波コイル(19)により溶融された溶融金属
(20)が、注入パイプ(21)からのアルゴンガスの加圧力に
より、約100μm程度の石英ノズル(22)から溶融ジエ
ツト(23)として液体層(17)中に噴射される。(18) is a molten metal injection device installed on one side of the drum (13), and molten metal melted by the high frequency coil (19)
(20) is injected as a molten jet (23) into the liquid layer (17) from a quartz nozzle (22) of about 100 μm by the pressure of argon gas from the injection pipe (21).
(24)はドラム(13)内の他側に設置された巻取りロールで
あり、周面にスリツトが形成され、ロール(24)内を真空
に吸引することによりスリツトに吸着作用を備え、か
つ、ロール(24)は左右に移動自在になつている。(24) is a winding roll installed on the other side in the drum (13), a slit is formed on the peripheral surface, and the slit has a suction action by sucking the inside of the roll (24) to a vacuum, and The roll (24) is movable left and right.
(25)はノズル(22)の近傍のドラム(13)の周縁部に設置さ
れた電磁石からなる第1磁石、(26)は巻取りロール(24)
の近傍のドラム(13)の周縁部に設置された電磁石からな
る第2磁石であり、第1図において、第1磁石(25)は紙
面の上から下へ、第2磁石(26)は紙面の下から上へ、そ
れぞれ磁場を形成する。(25) is a first magnet composed of an electromagnet installed on the peripheral edge of the drum (13) near the nozzle (22), and (26) is a winding roll (24)
Is a second magnet composed of an electromagnet installed in the peripheral portion of the drum (13) near the first magnet. In FIG. 1, the first magnet (25) is from the top to the bottom of the paper and the second magnet (26) is the paper. A magnetic field is formed from the bottom to the top.
(27)は溶融ジエツト(23)が液体層(17)中で凝固したフイ
ラメント、(28)はドラム(13)の周板(15)に摺接した接触
片、(29)は直流電源であり、溶融金属(20),溶融ジエツ
ト(23),凝固したフイラメント(27),周板(15),接触片
(28)の電気回路に直流電流を流す。(27) is a filament in which the molten jet (23) is solidified in the liquid layer (17), (28) is a contact piece that is in sliding contact with the peripheral plate (15) of the drum (13), and (29) is a DC power source. , Molten metal (20), molten jet (23), solidified filament (27), peripheral plate (15), contact piece
Apply a direct current to the electric circuit of (28).
したがつて、ノズル(22)から噴射された溶融ジエツト(2
3)は、液体層(17)中に進入したのち、早くドラム(13)の
周板(15)に遠心力で押し付けられるよう、遠心力と同一
方向の電磁力F1が作用し、第5図の実線で示したように
浮き上つたり振動したりせず、液体層(17)中に滑らかに
進入し、ジエツト(23)が乱れず、均一なフイラメント(2
7)が得られる。Therefore, the molten jet (2
After entering the liquid layer (17), the electromagnetic force F 1 in the same direction as the centrifugal force acts on the 3) so that it is quickly pressed against the peripheral plate (15) of the drum (13) by the centrifugal force. As shown by the solid line in the figure, it does not float or vibrate, smoothly enters the liquid layer (17), the jet (23) is not disturbed, and the uniform filament (2
7) is obtained.
また、紡糸開始時は、第1磁石(25)を作用させずに、第
2磁石(26)のみを作用させる。このとき、フイラメント
(27)には遠心力と逆方向の電磁力F2が作用するため、第
1図で破線で示すようにフイラメント(27)が液体層(17)
の表面に浮き上り、左方に位置した巻取りロール(24)の
スリツトに吸着し、巻取りロール(24)に巻取られる。こ
の巻取り後、ロール(24)を右方に位置させ、第2磁石(2
6)の作用を停止するとともに第1磁石(25)を作用させ、
前記のように、電磁力F1で溶融ジエツト(23)および凝固
したフイラメント(27)を周板(15)に早く接触させる。Further, at the start of spinning, only the second magnet (26) does not act on the first magnet (25). At this time, filament
Since the electromagnetic force F 2 acting in the opposite direction to the centrifugal force acts on (27), the filament (27) becomes a liquid layer (17) as shown by the broken line in FIG.
Floats on the surface of the sheet, is adsorbed to the slit of the winding roll (24) located on the left side, and is wound up by the winding roll (24). After this winding, the roll (24) is positioned to the right and the second magnet (2
Stop the action of 6) and activate the first magnet (25),
As described above, the molten jet (23) and the solidified filament (27) are brought into quick contact with the peripheral plate (15) by the electromagnetic force F 1 .
したがつて、従来の第3図に示す方法では、紡糸された
フイラメントを連続的に巻取ることができないが、この
実施例では、容易に連続的に巻取ることができ、かつ、
非磁性フイラメントの場合にも適用することができる。Therefore, according to the conventional method shown in FIG. 3, the spun filament cannot be wound continuously, but in this embodiment, it can be easily wound continuously, and
It can also be applied to the case of non-magnetic filament.
なお、フイラメント(27)が磁性体の場合は、巻取りロー
ル(24)に磁石を用いると、容易に巻付けが可能である。When the filament (27) is a magnetic material, it is possible to easily wind it by using a magnet for the winding roll (24).
さらに、第1磁石(25)による磁場を適切な周期で反転さ
せるか、ジエツト(23)への通電電流を断続あるいは反転
させ、ジエツト(23)を加振させると、溶融金属ジエツト
などのように破断しやすいジエツトは、容易に破断し、
加振周期に応じた長さの短繊維を容易に得ることができ
る。Furthermore, when the magnetic field generated by the first magnet (25) is reversed at an appropriate cycle, or the energizing current to the jet (23) is intermittently or reversed and the jet (23) is vibrated, it becomes like a molten metal jet. A fragile jet easily breaks,
It is possible to easily obtain short fibers having a length corresponding to the vibration cycle.
つぎに、第1図の具体例について説明する。Next, a specific example of FIG. 1 will be described.
液体層(17)の冷却液として塩化ナトリウムを約5%含む
水を用い、第1,第2磁石(25),(26)に磁極間の磁束密
度が約0.1wb/m2の永久磁石を使用し、直径約100μ
mのアルミニウムフイラメントに約1〜2Aの電流を流
した場合、第5図に実線で示したようなジエツトの振動
がなく、従来より均一な細線を連続的に巻取ることがで
きた。Water containing about 5% of sodium chloride was used as a cooling liquid for the liquid layer (17), and permanent magnets having magnetic flux density between the magnetic poles of about 0.1 wb / m 2 were used for the first and second magnets (25) and (26). Use, diameter about 100μ
When a current of about 1 to 2 A was applied to the aluminum filament of m, there was no vibration of the jet as shown by the solid line in FIG. 5, and it was possible to continuously wind a fine wire more uniform than before.
また、第1磁石(25)に電磁石を使用し、交流磁場を与え
ることにより、種々の均一な長さの短繊維を得ることが
できた。Also, by using an electromagnet as the first magnet (25) and applying an alternating magnetic field, it was possible to obtain various short fibers having a uniform length.
さらに、電源および磁石は、直流のほか、目的に応じて
位置を合わせれば交流であつてもよいのは勿論である。Further, it goes without saying that the power source and the magnet may be not only direct current but also alternating current if they are aligned according to the purpose.
つぎに、紡糸状態を管理する場合について説明する。Next, the case of managing the spinning state will be described.
前記のように、ジエツト(23),フイラメント(27)に通電
し、通電抵抗を測定すればよい。すなわち、抵抗が一定
で変化しない時は、正常に連続線が得られており、変動
したりパルス状の変化が生じた時は、断線していること
が多い。As described above, the jet (23) and filament (27) may be energized and the energization resistance measured. That is, when the resistance is constant and does not change, a continuous line is normally obtained, and when it fluctuates or a pulse-like change occurs, the wire is often broken.
また、フイラメント(27)に通電せずに、フイラメント(2
7)に生じる電圧を測定すればよい。すなわち、電圧が一
定であればフイラメント(27)は一定の進路を通り、フイ
ラメント(27)の進路が一定でないと、フイラメント(27)
を通る磁束が変化し電圧変化を生じる。Also, without energizing the filament (27), the filament (2
Measure the voltage generated in 7). That is, if the voltage is constant, the filament (27) passes through a constant path, and if the filament (27) is not in constant path, the filament (27)
The magnetic flux passing through changes the voltage.
以上のように、この発明によると、フイラメントに通電
し、磁場を加えることにより、フイラメントの運動が制
御され、溶融ジエツトの液体層への進入を滑らかにする
ことができ、ジエツトの乱れを防ぎ、均一なフイラメン
トを紡糸することができる。As described above, according to the present invention, by energizing the filament and applying a magnetic field, the movement of the filament is controlled, the molten jet can smoothly enter the liquid layer, and the disturbance of the jet can be prevented. A uniform filament can be spun.
第1図はこの発明の導電性フイラメントの紡糸方法の1
実施例を示し、第1図は一部切断正面図、第2図は第1
図の一部の切断側面図、第3図以下は従来の紡糸方法の
一部断面図を示し、第3図(a),(b)は1例の正面図およ
び側面図、第4図は他の例の正面図、第5図は第3図
(a)の一部の拡大図である。 (23)……溶融ジエツト、(25)……磁石、(27)……フイラ
メント。FIG. 1 shows a method for spinning a conductive filament according to the present invention.
FIG. 1 is a partially cut front view, and FIG. 2 is a first embodiment.
Part of the figure is a cutaway side view, and FIG. 3 and the following figures are partial cross-sectional views of a conventional spinning method. FIGS. Front view of another example, FIG. 5 is FIG.
It is a partially enlarged view of (a). (23) …… Melting jet, (25) …… Magnet, (27) …… Filament.
Claims (1)
する導電性フイラメントの紡糸方法において、紡糸時に
導電性フイラメントに通電するとともに磁場を加え、フ
イラメントの運動を制御することを特徴とする導電性フ
イラメントの紡糸方法。1. A method for spinning a conductive filament, which directly produces a filament from a conductive melt, wherein the conductive filament is energized and a magnetic field is applied during spinning to control the movement of the filament. Spinning method.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19831685A JPH0660450B2 (en) | 1985-09-06 | 1985-09-06 | Spinning method for conductive filament |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19831685A JPH0660450B2 (en) | 1985-09-06 | 1985-09-06 | Spinning method for conductive filament |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6257906A JPS6257906A (en) | 1987-03-13 |
JPH0660450B2 true JPH0660450B2 (en) | 1994-08-10 |
Family
ID=16389093
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19831685A Expired - Lifetime JPH0660450B2 (en) | 1985-09-06 | 1985-09-06 | Spinning method for conductive filament |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0660450B2 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007079488A2 (en) * | 2006-01-03 | 2007-07-12 | Victor Barinov | Controlled electrospinning of fibers |
CN104862790B (en) * | 2015-06-01 | 2017-03-08 | 苏州市晨彩纺织研发有限公司 | A kind of electrostatic melt spinning structure |
CN104975358B (en) * | 2015-07-15 | 2017-04-05 | 苏州市丹纺纺织研发有限公司 | A kind of magnetic pressure control is swollen melt spinning apparatus |
-
1985
- 1985-09-06 JP JP19831685A patent/JPH0660450B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS6257906A (en) | 1987-03-13 |
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