JPH0622531Y2 - Continuous production equipment for metal matrix composites - Google Patents
Continuous production equipment for metal matrix compositesInfo
- Publication number
- JPH0622531Y2 JPH0622531Y2 JP3936888U JP3936888U JPH0622531Y2 JP H0622531 Y2 JPH0622531 Y2 JP H0622531Y2 JP 3936888 U JP3936888 U JP 3936888U JP 3936888 U JP3936888 U JP 3936888U JP H0622531 Y2 JPH0622531 Y2 JP H0622531Y2
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- crucible
- stirring chamber
- molten metal
- stirring
- 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
- Manufacture Of Alloys Or Alloy Compounds (AREA)
Description
【考案の詳細な説明】 ａ．産業上の利用分野 本考案は完全溶湯状態にある合金材料に非金属粒子や短
繊維等を投与して機械的攪拌を加えることでこれらを均
質複合化し、これを冷却して均質な金属基複合材料を連
続的に製造する装置に関する。Detailed Description of the Invention a. INDUSTRIAL APPLICABILITY The present invention is to apply non-metallic particles, short fibers, etc. to an alloy material in a completely molten state and mechanically stir them to homogenize them, and then cool them to form a homogeneous metal matrix composite. The present invention relates to a device for continuously producing materials.
ｂ．従来の技術 前記のように溶融した合金材料に非金属粒子や短繊維等
を投与して機械的攪拌を加え、均質な金属基複合材料を
製造する装置として、第３図〜第５図に示す装置があ
る。b. 2. Description of the Related Art As shown in FIGS. 3 to 5, an apparatus for producing a homogeneous metal matrix composite material by injecting non-metallic particles or short fibers into a molten alloy material and mechanically stirring the molten alloy material as described above. There is a device.
第３図および第４図に示す装置において、ａは溶解用の
ルツボ、ｂは回転子、ｃは回転子ｂの回転軸、ｄは溶
湯、ｅは冷却筒を示し、前記回転子ｂは多角形状の断面
からなり、この回転子ｂによて溶湯に縦の攪拌を与える
ものである。In the apparatus shown in FIGS. 3 and 4, a is a melting crucible, b is a rotor, c is a rotating shaft of the rotor b, d is a molten metal, e is a cooling cylinder, and the rotor b is a polygon. The rotor b is provided with a vertical cross-section and has a cross section of a shape.
第５図に示す装置は、上部にルツボa1を備え、ここで溶
解した湯溶d1をストッパーｆで開閉される給湯口ｇを通
して下部の攪拌室ｈに導き、この攪拌室ｈ内に水平方向
に配置した多角形状の回転子ｉによって10,000r.p.m.以
上の高速で横の攪拌を与えるものである。なお、ｊ．ｋ
はそれぞれルツボa1と攪拌室ｈとの周囲に配置したヒー
タである。The apparatus shown in FIG. 5 is provided with a crucible a1 in the upper part, and the molten metal melted d1 is introduced into a lower stirring chamber h through a hot water supply port g opened and closed by a stopper f, and horizontally in this stirring chamber h. The arranged polygonal rotor i provides lateral stirring at a high speed of 10,000 rpm or more. Note that j. k
Are heaters arranged around the crucible a1 and the stirring chamber h, respectively.
ｃ．考案が解決しようとする課題 前記第３図および第４図に示す方法はバッチ処理方式で
あるため連続操業ができず、能率が悪い。また回転子ｂ
上方で回転軸ｃを片持ちして攪拌するため、回転時にお
ける回転軸ｃのブレがあり、5000r.p.m.以上の高速で攪
拌することは困難であった。c. Problems to be Solved by the Invention Since the methods shown in FIGS. 3 and 4 are batch processing methods, continuous operation cannot be performed, resulting in poor efficiency. Also the rotor b
Since the rotating shaft c is cantilevered and stirred at the upper side, the rotating shaft c is shaken during rotation, and it is difficult to stir at a high speed of 5000 rpm or more.
一方、第５図に示す方法は、回転子ｉを両持ちで攪拌す
るため、高速攪拌は可能であり、かつ上部のルツボa1か
らの給湯で連続操業も可能であるが、攪拌室ｈの上方の
湯受け口ｍの位置に問題があり、上方から落下して来る
溶湯d1を回転する回転子ｉがはね上げてしまい、円滑な
溶湯の攪拌ができないという問題点があった。On the other hand, in the method shown in FIG. 5, since the rotor i is agitated by both ends, high-speed agitation is possible and continuous operation is possible by supplying hot water from the crucible a1 in the upper part, but above the agitation chamber h. There was a problem in the position of the hot water receiving port m, and the rotor i rotating the molten metal d1 dropping from above was splashed up, and there was a problem that the molten metal could not be stirred smoothly.
ｄ．課題を解決するための手段 本考案は前記事情に鑑みてなされたもので、前記課題を
解決してなる金属基複合材料の連続製造装置を提供しよ
うとするものである。d. Means for Solving the Problems The present invention has been made in view of the above circumstances, and an object thereof is to provide an apparatus for continuously producing a metal-based composite material, which solves the above problems.
すなわち、本考案は溶解炉と、該溶解炉からの溶湯を受
入れる攪拌室とからなり、該攪拌室は、水平に配置され
た回転子と、該回転子の回転軸芯を外れ、かつその回転
方向寄りに前記溶湯を受入れる湯受け口を設けたことを
特徴とする金属基複合材料の連続製造装置である。That is, the present invention comprises a melting furnace and a stirring chamber for receiving the molten metal from the melting furnace. The stirring chamber has a rotor arranged horizontally, and the rotation axis of the rotor is off and A continuous production apparatus for a metal-based composite material, characterized in that a hot water inlet for receiving the molten metal is provided near the direction.
以下、本考案の実施例について図面を参照しながら詳細
に説明する。Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
第１図および第２図において、１はたとえば水冷ジャケ
ット式構造からなる真空容器、２は真空容器１内に配置
された溶解炉、３は溶解炉２内に配置されたルツボ、４
はルツボ３を加熱するためその周囲に配置されたヒー
タ、５は溶解炉２内の温度制御をおこなうための熱電
対、６はルツボ３の下部に設けた湯口、７は溶解炉２の
上部に設けられたシャッタ、８はルツボ３内に配置され
た回転翼、９はこの回転翼８の上部から真空容器１の外
部に延設された攪拌棒、10は攪拌棒９を回動可能に保持
する軸受部、12は攪拌棒９の駆動装置である。In FIGS. 1 and 2, 1 is a vacuum container having a water-cooled jacket type structure, 2 is a melting furnace arranged in the vacuum container 1, 3 is a crucible arranged in the melting furnace 2, 4
Is a heater arranged around the crucible 3 for heating the crucible 3, 5 is a thermocouple for controlling the temperature in the melting furnace 2, 6 is a gate provided at the bottom of the crucible 3, 7 is an upper part of the melting furnace 2. A shutter is provided, 8 is a rotary blade arranged in the crucible 3, 9 is a stirring rod extending from the upper portion of the rotary blade 8 to the outside of the vacuum container 1, and 10 is a rotary holder for holding the stirring rod 9. A bearing unit 12 for driving the stirring rod 9 is provided.
また15はルツボ３の底部にある湯口６を開閉する開閉
栓、17はこの開閉栓15を開閉する昇降モータ、18は添加
物用のバケット、19は添加物の投入管である。Further, 15 is an opening / closing plug for opening / closing the sprue 6 at the bottom of the crucible 3, 17 is a lifting motor for opening / closing the opening / closing plug 15, 18 is a bucket for additives, and 19 is a pipe for adding additives.
一方、30は前記溶解炉２の湯口６の下側に設けた受湯用
ロート、31は攪拌室、31aはその湯受け口、32は攪拌室3
1内に配置された回転子、33は回転子32に対する通水構
造を備えた回転攪拌シャフト、34は回転子32を駆動する
回転モータ、35,36は前記回転攪拌シャフト33の軸受
部、37は攪拌室31の周囲に配置されたヒータ、38は熱電
対、40は前記攪拌室の下部に配置されたルツボ、41はル
ツボ40の周囲に配置された冷却筒であり、前記攪拌室31
の下部には湯口42を設け、溶湯をルツボ40に落下できる
ように構成してある。なお、50は覗窓、52は真空吸引口
である。On the other hand, 30 is a hot water receiving funnel provided below the sprue 6 of the melting furnace 2, 31 is a stirring chamber, 31a is the hot water receiving port, and 32 is the stirring chamber 3
1 is a rotor arranged in 1, 33 is a rotary stirring shaft having a water-passing structure for the rotor 32, 34 is a rotary motor for driving the rotor 32, 35, 36 is a bearing portion of the rotary stirring shaft 33, 37 Is a heater arranged around the stirring chamber 31, 38 is a thermocouple, 40 is a crucible arranged in the lower part of the stirring chamber, 41 is a cooling cylinder arranged around the crucible 40, and the stirring chamber 31
A gate 42 is provided in the lower part of the so that the molten metal can be dropped into the crucible 40. In addition, 50 is a viewing window and 52 is a vacuum suction port.
前記攪拌室31上部に設けた湯受け口31aは、その開口部
が前記回転子32の回転中心を外れ、かつ回転子32の回転
方向寄りに設けてある。The hot water receiving port 31a provided in the upper part of the stirring chamber 31 has its opening deviated from the center of rotation of the rotor 32 and is provided near the direction of rotation of the rotor 32.
前記構成の装置は、次の要領で操作する。The device configured as described above is operated in the following manner.
まず、真空容器１内を真空（１×10-2〜１×10-7Torr）
とし、溶解炉２内のルツボ３内に収容された合金材料を
ヒータ４を作動させて加熱溶解する。覗窓50と熱電対５
によって合金材料の溶融を確認したあと、添加物用のバ
ケット18から投入管19を経て添加物、たとえば黒鉛筆の
非金属粒子やウイスカー等の短繊維をルツボ３内の溶融
金属中に添加する。一方、駆動装置12を作動させ攪拌棒
９の先端の回転翼８を回転（10〜5000r.p.m.）させ添加
物と溶融金属とを均一に分散させる。First, vacuum the inside of the vacuum container 1 (1 × 10 -2 to 1 × 10 -7 Torr)
Then, the alloy material contained in the crucible 3 in the melting furnace 2 is heated and melted by operating the heater 4. Viewing window 50 and thermocouple 5
After confirming the melting of the alloy material by means of an additive bucket 18, an additive such as non-metallic particles of black pencil or short fibers such as whiskers is added to the molten metal in the crucible 3 through a charging pipe 19. On the other hand, the driving device 12 is operated to rotate the rotating blade 8 at the tip of the stirring rod 9 (10 to 5000 rpm) to uniformly disperse the additive and the molten metal.
次に昇降モータ17を作動させ、開閉棒15を上昇させてル
ツボ３の底部に開口する湯口６を開き、溶融金属を受湯
用ロート30から攪拌室31内へ誘導する。Next, the elevating motor 17 is operated to raise the open / close bar 15 to open the sprue 6 opening at the bottom of the crucible 3 to guide the molten metal from the hot water receiving funnel 30 into the stirring chamber 31.
攪拌室31から湯口６を通って落下する溶融金属は、矢印
方向に回転する回転子33の斜上方の傾斜面に当りなが
ら、回転方向に引き込まれ円滑に攪拌室31内へ誘導さ
れ、上方にはね返ることがない。The molten metal that drops from the stirring chamber 31 through the sprue 6 hits the inclined surface of the rotor 33 that rotates in the direction of the arrow in an obliquely upper direction, is drawn in the rotating direction, is smoothly guided into the stirring chamber 31, and moves upward. There is no bounce.
この攪拌室31内では複合化された溶融金属をヒータ37に
よる加熱と、回転攪拌シャフト33内の通水による冷却と
を併用し、熱電対38とヒータ37の出力を制御する温度制
御装置（図示を省略）により、複合化金属が固液共存状
態（半凝固または半溶融）となる温度に制御し、回転モ
ータ34で回動される回転子32により回転攪拌（10〜30,0
00r.p.m.）を加える。In the stirring chamber 31, a temperature control device (shown in the figure) that controls the output of the thermocouple 38 and the heater 37 by using the heating of the composite molten metal by the heater 37 and the cooling by the water flow in the rotary stirring shaft 33 together. Is omitted) to control the temperature at which the composite metal is in a solid-liquid coexisting state (semi-solidification or semi-melting), and the rotor 32 rotated by the rotation motor 34 performs rotary stirring (10 to 30,0).
00r.pm) is added.
このようにして回転攪拌された溶融状態の複合化合金は
冷却筒41によって充分冷却されたルツボ40のなかに導か
れて、急速に冷却されて凝固（塊状集合体）する。以後
はルツボ40から凝固した複合化合金を回収すればよい。
このようにして同様な操作を連続しておこなえばよい。The complex alloy in a molten state that has been rotatively stirred in this manner is introduced into the crucible 40 that has been sufficiently cooled by the cooling cylinder 41, and is rapidly cooled and solidified (mass aggregate). After that, the solidified composite alloy may be recovered from the crucible 40.
In this way, similar operations may be continuously performed.
なお、上記操作は真空中（１×10-2〜１×10-7Torr）、
大気中、不活性ガス中のいずれの雰囲気中でも行うこと
ができる。The above operation was performed in vacuum (1 × 10 -2 to 1 × 10 -7 Torr),
It can be carried out in the atmosphere or in an inert gas atmosphere.
ｅ．考案の効果 本考案に係る装置によれば、金属基複合材料を製造する
場合にルツボから攪拌室へ導かれる溶融金属が従来のよ
うに回転子に当ってはね返ることがなく、高速の回転攪
拌が円滑に与えられる。したがって結晶粒を微細化した
合金や、均質な複合材料が容易かつ能率的に製造でき
る。e. Advantageous Effects of Invention According to the device of the present invention, when manufacturing a metal-based composite material, the molten metal guided from the crucible to the stirring chamber does not hit the rotor as in the conventional case, and high-speed rotary stirring is possible. It is given smoothly. Therefore, it is possible to easily and efficiently manufacture an alloy having fine crystal grains and a homogeneous composite material.
第１図は本考案に係る金属基複合材料の連続製造装置を
断面で示す側面説明図、第２図は第１図の正面を断面で
示す正面説明図、第３図は従来装置の断面説明図、第４
図は第３図のＡ−Ａ線断面図、第５図は他の従来装置の
断面説明図である。 ２…溶解炉、31…攪拌室、 31a…湯受け口、32…回転子、 40…ルツボ。FIG. 1 is a side view showing a continuous manufacturing apparatus for a metal-based composite material according to the present invention in section, FIG. 2 is a front view showing a front view of FIG. 1 in section, and FIG. Figure, 4th
FIG. 5 is a sectional view taken along the line AA of FIG. 3, and FIG. 5 is a sectional explanatory view of another conventional device. 2 ... Melting furnace, 31 ... Stirring chamber, 31a ... Hot water inlet, 32 ... Rotor, 40 ... Crucible.
Claims (1)
撹拌室とからなり、該撹拌室は、水平に配置された回転
子と、該回転子の回転軸芯を外れ、かつその回転方向寄
りに前記溶湯を受入れる湯受け口を設けたことを特徴と
する金属基複合材料の連続製造装置。1. A melting furnace and a stirring chamber for receiving the molten metal from the melting furnace. The stirring chamber has a rotor arranged horizontally, and a rotation shaft center of the rotor is deviated from the rotation shaft. An apparatus for continuously producing a metal-based composite material, characterized in that a hot water inlet for receiving the molten metal is provided near the direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3936888U JPH0622531Y2 (en) | 1988-03-25 | 1988-03-25 | Continuous production equipment for metal matrix composites |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3936888U JPH0622531Y2 (en) | 1988-03-25 | 1988-03-25 | Continuous production equipment for metal matrix composites |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01143664U JPH01143664U (en) | 1989-10-02 |
| JPH0622531Y2 true JPH0622531Y2 (en) | 1994-06-15 |
Family
ID=31265875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3936888U Expired - Lifetime JPH0622531Y2 (en) | 1988-03-25 | 1988-03-25 | Continuous production equipment for metal matrix composites |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0622531Y2 (en) |
-
1988
- 1988-03-25 JP JP3936888U patent/JPH0622531Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01143664U (en) | 1989-10-02 |
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