JPH03188935A - Powder treatment device - Google Patents
Powder treatment deviceInfo
- Publication number
- JPH03188935A JPH03188935A JP2101420A JP10142090A JPH03188935A JP H03188935 A JPH03188935 A JP H03188935A JP 2101420 A JP2101420 A JP 2101420A JP 10142090 A JP10142090 A JP 10142090A JP H03188935 A JPH03188935 A JP H03188935A
- Authority
- JP
- Japan
- Prior art keywords
- casing
- airtight
- treated
- powder processing
- processing apparatus
- 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
- 239000000843 powder Substances 0.000 title abstract description 7
- 238000011282 treatment Methods 0.000 title abstract description 3
- 238000007790 scraping Methods 0.000 claims abstract description 16
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 26
- 238000009700 powder processing Methods 0.000 claims description 24
- 238000007872 degassing Methods 0.000 description 10
- 239000011553 magnetic fluid Substances 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 230000002411 adverse Effects 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 241000519995 Stachys sylvatica Species 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910052793 cadmium Inorganic materials 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011246 composite particle Substances 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- -1 stainless steel Chemical compound 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Landscapes
- Glanulating (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Powder Metallurgy (AREA)
- Disintegrating Or Milling (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、処理室を形成するケーシングを回転自在に設
け、前記ケーシングをその内部の被処理材が遠心力によ
りケーシング内周面に押付けられるように高速回転させ
る駆動装置を設け、前記ケーシング内に摩擦片と掻取り
片を前記ケーシング内周面に対して相対回転自在に設け
た粉体処理装置に関する。[Detailed Description of the Invention] [Industrial Application Field] The present invention provides a rotatable casing forming a processing chamber, and a material to be processed inside the casing is pressed against the inner circumferential surface of the casing by centrifugal force. The present invention relates to a powder processing apparatus in which a drive device for rotating at a high speed is provided, and a friction piece and a scraping piece are provided in the casing so as to be rotatable relative to the inner peripheral surface of the casing.
従来、上記粉体処理装置においては、ケーシング内を大
気雰囲気又は不活性ガス雰囲気に維持するように構成し
ていた。Conventionally, the powder processing apparatus described above has been configured to maintain the inside of the casing in an atmospheric atmosphere or an inert gas atmosphere.
しかし、被処理材が０２などの活性ガスやＮ２などの不
活性ガスの悪影響を受けやすい場合、脱ガスを必要とす
る場合等においては、上記従来の粉体処理装置を適用で
きず、汎用性の面で改良の余地があった。However, in cases where the material to be processed is susceptible to the adverse effects of active gases such as 02 or inert gases such as N2, or where degassing is required, the above conventional powder processing equipment cannot be applied, and the versatility There was room for improvement in this respect.
つまり、Ｎａ、 Ｍｇ、 Ｃａ、 Ｚｎ、 Ｃｄなどの
極めて酸化しやすい金属を高純度で処理したい場合、鉄
鋼やステンレス鋼などの金属から水素や酸素などの除去
により白点、毛割れ、非金属介在物の粒界抽出などの欠
陥を取除く場合等において、上記粉体処理装置の有効な
特性を利用した処理ができなかった。In other words, when you want to treat highly oxidizable metals such as Na, Mg, Ca, Zn, and Cd with high purity, removing hydrogen and oxygen from metals such as steel and stainless steel will eliminate white spots, hair cracking, and non-metallic inclusions. In cases such as removing defects such as grain boundary extraction of objects, it has not been possible to utilize the effective characteristics of the powder processing apparatus described above.
本発明の目的は、たとえ被処理材が各種のガスによって
悪影響を受けやすいものであっても、あるいは、脱ガス
を必要とするものであっても、良好な粉体処理を実行で
きるようにし、粉体処理装置の用途を十分に拡大できる
ようにする点にある。The purpose of the present invention is to enable good powder processing even if the material to be processed is easily affected by various gases or requires degassing. The purpose of this invention is to enable the use of powder processing equipment to be sufficiently expanded.
本発明の特徴構成は、高速回転によりケーシング内周面
に押付けた被処理材を摩擦片と掻取り片により処理すべ
く構成したケーシングを気密にする気密手段を設けると
共に、その気密のケーシング内を真空にするための真空
ポンプを設けたことにあり、その作用効果は次の通りで
ある。The characteristic configuration of the present invention is that an airtight means is provided to make the casing airtight, and the material to be processed pressed against the inner circumferential surface of the casing by high speed rotation is treated by friction pieces and scraping pieces. A vacuum pump is provided to create a vacuum, and its effects are as follows.
真空ポンプによって気密のケーシング内を真空状態（例
えば３０Ｔｏｒｒ 〜１０−’Ｔｏｒｒ）にできるよう
にしてあるから、たとえ被処理材が０２などの活性ガス
やＮ２などの不活性ガスの悪影響を受けやすいものであ
っても、脱ガスを必要とするものであっても、摩擦片と
掻取り片の作用による微粉砕、混合、コーティング、粒
子表面融合による被覆、複合化粒子の製造等の各種粉体
処理を良好に実行できる。A vacuum pump is used to create a vacuum inside the airtight casing (e.g. 30 Torr to 10-'Torr), so even if the material to be treated is susceptible to the adverse effects of active gases such as 02 or inert gases such as N2. Various types of powder processing such as pulverization by the action of friction pieces and scraping pieces, mixing, coating, coating by particle surface fusion, production of composite particles, etc., even if degassing is required. can be executed well.
具体例を示すと、従来実現できなかった下記（イ）〜（
ハ）項の粉体処理を良好に実行できる。To give a concrete example, the following (a) to (a) which could not be achieved in the past
The powder processing described in item c) can be carried out well.
（イ） Ｎａ 、 Ｍｇ、 Ｃａ、 Ｚｎ、 Ｃｄなど
の酸化しやすい金属の単独又は混合微粉を確実に高純度
で得られる。(a) Fine powder of easily oxidized metals such as Na, Mg, Ca, Zn, and Cd, either alone or in combination, can be reliably obtained with high purity.
（ロ）鉄鋼やステンレス鋼の脱ガスによる改質、例えば
Ｎ２や０□除去による白点、毛割れ、非金属介在物の取
除き、粒界の炭素除去による割れや腐食の防止、脱ガス
による機械的性質の改善等を十分に図れる。(b) Modification of steel and stainless steel by degassing, such as removing white spots, hair cracking, and non-metallic inclusions by removing N2 and 0□, preventing cracking and corrosion by removing carbon from grain boundaries, and by degassing. Mechanical properties can be sufficiently improved.
（ハ）ステンレス鋼のように鉄とクロムを含む合金の製
造において、炭素の少ない高価な材料を使用せずに、安
価な材料で炭素除去して良質の合金が得られ、生産性向
上とコストダウンを十分に図れる。(c) In the production of alloys containing iron and chromium, such as stainless steel, it is possible to remove carbon with inexpensive materials to obtain high-quality alloys, without using expensive materials with low carbon content, improving productivity and reducing costs. Can be sufficiently down.
殊に、上記（ロ）及び（ハ）項のように脱ガスする場合
、被処理材が微粉状であるために極めて効果的に脱ガス
処理を実現できる。In particular, in the case of degassing as described in items (b) and (c) above, since the material to be treated is in the form of fine powder, degassing can be achieved extremely effectively.
その結果、微粉砕、混合、コーティング、粒子表面融合
による被覆、複合化粒子の製造などの各種粉体処理を、
たとえ被処理材が各種ガスにより悪影響を受けるもので
あっても、脱ガスが必要なものであっても良好に実行で
き、汎用性において一段と優れた粉体処理装置を提供で
きるようになった。As a result, various powder treatments such as pulverization, mixing, coating, coating by particle surface fusion, and production of composite particles,
Even if the material to be treated is adversely affected by various gases or requires degassing, it is now possible to provide a powder processing apparatus that is even more superior in terms of versatility.
〔実施例１〕 次に、第１図及び第２図により第１実施例を示す。[Example 1] Next, a first embodiment will be shown with reference to FIGS. 1 and 2.
基台（１）に取付けられた縦向き回転軸（２）の上端に
、処理室（３）を形成する有底筒状ケーシング（４）を
同芯状に取付け、電動モータ（５ａ）及び変速機（５ｂ
）等から成る駆動装置（５）を回転軸（２）の下端に連
動させ、ケーシング（４）をその内部の被処理材が遠心
力によりケーシング内周面（４ａ）に押付けられるよう
に高速駆動回転すべく構成し、かつ、被処理材の性状に
応じて適切な遠心力が得られるようにケーシング（４）
の回転速度を調整可能に構成してある。A bottomed cylindrical casing (4) forming a processing chamber (3) is concentrically attached to the upper end of a vertical rotating shaft (2) attached to a base (1), and an electric motor (5a) and a variable speed Machine (5b
) etc. is interlocked with the lower end of the rotating shaft (2), and the casing (4) is driven at high speed so that the material to be treated inside the casing (4) is pressed against the inner circumferential surface (4a) of the casing by centrifugal force. The casing (4) is configured to rotate and to obtain an appropriate centrifugal force depending on the properties of the material to be treated.
The rotation speed is adjustable.
ケーシング（４）を気密ハウジング（６）内に設け、気
密ハウジング（６）に真空ポンプ（７）を接続し、縦向
き回転軸（２）と気密ハウジング（６）の間を、磁性流
体シールなどの回転軸（２）の回転を許容する公知気密
手段（１０）によって閉塞し、ケーシング（４）内に被
処理材を供給する経路（ｌｌａ）を形成するために気密
ハウジング（６）に対して気密状に貫通固定したパイプ
（１１）に被処理材供給用フィーダ（１２ａ）、 （１
２ｂ）、 （１２ｃ）を、気密維持可能に形成したロー
タリーフィーダ（１３）を介して接続してある。A casing (4) is provided in an airtight housing (6), a vacuum pump (7) is connected to the airtight housing (6), and a magnetic fluid seal or the like is installed between the vertical rotating shaft (2) and the airtight housing (6). to the airtight housing (6) in order to form a path (lla) for supplying the material to be treated into the casing (4) by a known airtight means (10) that allows rotation of the rotating shaft (2) of the airtight housing (6). A feeder (12a) for supplying the material to be treated is attached to a pipe (11) which is fixedly fixed in an airtight manner.
2b) and (12c) are connected via a rotary feeder (13) formed to maintain airtightness.
つまり、真空ポンプ（７）の作用でケーシング（４）内
を、例えば３０Ｔｏｒｒ−１Ｏ−５Ｔｏｒｒ、望ましく
は５ｘ １Ｏ−５Ｔｏｒｒ程度の真空状態に維持し、真
空状態での粉体処理、脱ガスを伴う粉体処理を実行でき
るように構成してある。That is, the inside of the casing (4) is maintained in a vacuum state of, for example, 30 Torr-1O-5 Torr, preferably about 5x 1O-5 Torr by the action of the vacuum pump (7), and powder processing and degassing are performed in a vacuum state. It is configured to perform powder processing.
気密ケーシング（６）を一部が左右に分割して取外せる
ように分割構造に形成し、ケーシング（４）において蓋
部分（４ｃ）を分割して取外せるように分割構造に形成
すると共に、ケーシング本体（４ｂ）に着脱自在にボル
ト連結し、気密ハウジング（６）の一部と蓋部分（４ｃ
）を取外した状態でケーシング（４）内からの処理物回
収を実行できるように構成してある。The airtight casing (6) is formed into a split structure so that a part can be separated into left and right parts and removed, and the casing (4) is formed into a split structure so that the lid part (4c) can be separated and removed. It is removably connected to the main body (4b) with bolts, and a part of the airtight housing (6) and the lid part (4c
) is configured so that the processed material can be recovered from inside the casing (4) with the casing (4) removed.
気密ハウジング（６）の周囲にジャケット（１４）を具
備させ、タンク（１５）からの加熱又は冷却用の媒体を
ジャケット（１４）に通すように構成してある。A jacket (14) is provided around the gas-tight housing (6) and is configured to allow the heating or cooling medium from the tank (15) to pass through the jacket (14).
回転軸（２）に対して貫通させた回転自在な支軸（８ａ
）の上端部に支持体（８ｂ）を取付け、ケーシング（４
）内の支持体（８ｂ）に形成した円錐状部分（８ｃ）を
パイプ（１１）と同芯状に配置し、ケーシング内周面（
４ａ）との協働で被処理材を圧縮し剪断する摩擦片（９
ａ）、及び、被処理材を撹拌混合し分散する掻取り片（
９ｂ）を、ケーシング（４）回転方向に適当な間隔で並
べた状態で支持体（８ｂ）の先端に取付けて処理室（３
）内に配置してある。A rotatable support shaft (8a) penetrates the rotation shaft (2).
) Attach the support (8b) to the upper end of the casing (4
) is arranged concentrically with the pipe (11), and the conical part (8c) formed on the support (8b) inside the casing (
Friction piece (9) compresses and shears the material to be treated in cooperation with 4a)
a), and a scraping piece (
9b) are arranged at appropriate intervals in the rotational direction of the casing (4) and are attached to the tip of the support (8b) to open the processing chamber (3).
).
摩擦片（９ａ）に、ケーシング（４）との隙間がケーシ
ング（４）の回転方向側はど狭くなるように形成した傾
斜面を持たせ、そして、掻取り片（９ｂ）を、ケーシン
グ（４）との隙間がケーシング（４）の回転方向側はど
広くなり、かつ、その作用面が次第に幅広となるような
くさび状又は櫛歯状に形成し、ケーシング（４）と摩擦
片（９ａ）及び掻取り片（９ｂ）とを相対回転させて、
摩擦片（９ａ）による圧縮・剪断と掻取り片（９ｂ）に
よる撹拌混合がケーシング内周面（４ａ）に押付けられ
た被処理材に対して行われるように構成してある。The friction piece (9a) has an inclined surface formed so that the gap with the casing (4) becomes narrower in the direction of rotation of the casing (4), and the scraping piece (9b) is attached to the casing (4). ) is formed in a wedge-like or comb-like shape so that the gap between the casing (4) and the friction piece (9a) becomes wider in the direction of rotation of the casing (4), and its working surface gradually becomes wider. and the scraping piece (9b) are relatively rotated,
Compression and shearing by the friction piece (9a) and stirring and mixing by the scraping piece (9b) are performed on the material to be treated pressed against the inner circumferential surface (4a) of the casing.
支軸（８ａ）内に、支持体（８ｂ）、摩擦片（９ａ）、
掻取り片（９ｂ）に加熱あるいは冷却用媒体を流入させ
る通路（１６）を形成し、ロータリージヨイント（１７
）により通路（１６）を媒体貯蔵タンク（１５）に接続
してある。In the support shaft (8a), a support body (8b), a friction piece (9a),
A passage (16) is formed through which a heating or cooling medium flows into the scraping piece (9b), and a rotary joint (17) is formed.
) connects the channel (16) to the media storage tank (15).
要するに、ケーシング（４）を高速駆動回転させて、被
処理材をケーシング内周面（４ａ）に遠心力で押付け、
その押付けで形成した被処理材層に、ケーシング（４）
に対して相対回転する摩擦片（９ａ）と掻取り片（９ｂ
）を作用させ、被処理材を摩擦片（９ａ）で圧縮・剪断
すると共に掻取り片（９ｂ）で撹拌混合し、十分に微細
になると共に均一に混合された微粉砕処理物を得られる
ように構成してあり、また、真空ポンプ（７）の作用で
ケーシング（４）内を真空状態に維持できるように構成
してある。In short, the casing (4) is rotated at high speed and the material to be treated is pressed against the inner peripheral surface (4a) of the casing by centrifugal force.
A casing (4) is placed on the treated material layer formed by the pressing.
The friction piece (9a) and the scraping piece (9b) rotate relative to each other.
), the material to be treated is compressed and sheared with the friction piece (9a), and stirred and mixed with the scraping piece (9b), so as to obtain a finely pulverized material that is sufficiently fine and evenly mixed. Furthermore, the inside of the casing (4) can be maintained in a vacuum state by the action of a vacuum pump (7).
〔実施例２〕 次に、第３図により第２実施例を示す。[Example 2] Next, a second embodiment will be shown with reference to FIG.
尚、第１実施例と同様の構成については、参照番号を一
致させて説明を省略する。Note that the same reference numerals are given to the same components as in the first embodiment, and the description thereof will be omitted.
ハウジング（６）に空気導入口（１８）と排気口（１９
）を形成して、排気口（１９）に接続した排風機（２０
）によりケーシング（４）の周部に加熱又は冷却のため
の空気を供給できるように構成してある。The housing (6) has an air inlet (18) and an air outlet (19).
) and connected to the exhaust port (19).
) so that air for heating or cooling can be supplied to the periphery of the casing (4).
ケーシング（４）に蓋部分（４ｃ）を気密状に取付け、
ケーシング（４）内に被処理材を供給するためのパイプ
（１１）と蓋部分（４ｃ）の間を、磁性流体シール等の
ケーシング（４）の回転を許容する公知の気密接続手段
（２１）により閉塞し、パイプ（１１）に気密状に貫通
させた接続具（２２）に真空ポンプ（７）を接続し、回
転軸（２）と支軸（８ａ）の間０
を、それらの相対回転を許容する磁性流体シール等の公
知の気密手段（２３）で閉塞してある。Attach the lid part (4c) to the casing (4) in an airtight manner,
A known airtight connection means (21) that allows rotation of the casing (4), such as a magnetic fluid seal, is used between the pipe (11) for supplying the material to be treated into the casing (4) and the lid portion (4c). The vacuum pump (7) is connected to the connecting fitting (22) which is closed by the pipe (11) and passed through the pipe (11) in an airtight manner. It is closed with a known airtight means (23), such as a magnetic fluid seal, which allows for.
つまり、ケーシング（４）の内部を気密状にして、真空
ポンプ（７）によりケーシング（４）内を真空状態にし
て、真空状態での粉体処理、脱ガスを伴う粉体処理を実
行できるように構成してある。In other words, the inside of the casing (4) is made airtight and the inside of the casing (4) is brought into a vacuum state by the vacuum pump (7), so that powder processing in a vacuum state and powder processing accompanied by degassing can be performed. It is structured as follows.
〔実施例３〕 次に、第４図により第３実施例を示す。[Example 3] Next, FIG. 4 shows a third embodiment.
尚、第２実施例と同様の構成については、参照番号を一
致させて説明を省略する。Note that the same reference numerals are given to the same components as in the second embodiment, and the description thereof will be omitted.
パイプ（１１）に貫通させた接続具（２２）に代えて、
気密開閉弁（２４）付の接続部（２５）を蓋部分（４ｃ
）に設け、真空ポンプ（７）に接続した吸気管（２６）
を、ハウジング（６）の蓋体（６ａ）を開いた状態で接
続部（２５）に対して接続分離自在に設けてある。Instead of the connector (22) that penetrates the pipe (11),
Connect the connection part (25) with the airtight on-off valve (24) to the lid part (4c).
) and connected to the vacuum pump (7)
is provided so that it can be connected to and separated from the connecting portion (25) with the lid (6a) of the housing (6) open.
つまり、粉体処理の前に、被処理材を収容するケーシン
グ（４）内を、接続部（２５）に連通ずる真空ポンプ（
７）で真空状態にし、気密開閉弁（２４）を閉じて、接
続部（２５）から吸気管（２６）を分離し、ハウジング
（６）に蓋体（６ａ）を取付け、その後で粉体処理を真
空下で実行するように構成してある。That is, before powder processing, a vacuum pump (
Step 7) creates a vacuum state, closes the airtight on-off valve (24), separates the intake pipe (26) from the connection part (25), attaches the lid (6a) to the housing (6), and then begins powder processing. is configured to run under vacuum.
〔実施例４〕 次に、第５図により第４実施例を示す。[Example 4] Next, FIG. 5 shows a fourth embodiment.
尚、第２実施例と同様の構成については、参照番号を一
致させて説明を省略する。Note that the same reference numerals are given to the same components as in the second embodiment, and the description thereof will be omitted.
パイプ（１１）に貫通させた接続具（２２）を無くし、
ロータリージヨイント（１７）に代えて、支軸（８ａ）
の回転を許容する磁性流体シール等の公知の気密接続手
段（２７）を設け、タンク（１５）に接続した配管（２
８ａ）、 （２８ｂ）及び真空ポンプ（７）に接続した
吸気管（２９）を気密接続手段（３０）により支軸（８
ａ）内の通路（１６）に接続し、支持体（８ｂ）に形成
した吸気路（３１）をケーシング（４）内と通路（１６
）に連通させ、吸気路（３１）の入口をネジ（３２）で
密閉させるように構成してある。Eliminate the connector (22) that penetrates the pipe (11),
Instead of the rotary joint (17), use the spindle (8a)
The piping (2) connected to the tank (15) is provided with a known airtight connection means (27) such as a magnetic fluid seal that allows rotation of the
8a), (28b) and the suction pipe (29) connected to the vacuum pump (7) are connected to the support shaft (8) by the airtight connection means (30).
The air intake passage (31) formed in the support (8b) is connected to the passage (16) in the casing (4) and the passage (16) in the casing (4).
), and the entrance of the intake passage (31) is sealed with a screw (32).
つまり、配管（２８ａ）、 （２８ｂ）のバルブ（３３
ａ）。In other words, the valves (33) of the pipes (28a) and (28b)
a).
（３３ｂ）を閉じ、吸気管（２９）のバルブ（３４）を
開き、吸気路（３１）の入口を開くことによって、粉体
処１
理を真空下で実行できるように構成してある。(33b), open the valve (34) of the intake pipe (29), and open the inlet of the intake passage (31), so that powder processing can be performed under vacuum.
また、配管（２８ａ）、 （２８ｂ）のバルブ（３３ａ
）、 （３３ｂ）を開き、吸気管（２９）のバルブ（３
４）を閉じ、吸気路（３１）の入口をネジ（３２）で密
閉することによって、ケーシング（４）内を加熱又は冷
却できるように構成してある。In addition, the valves (33a) of the pipes (28a) and (28b)
), (33b), and open the valve (3) of the intake pipe (29).
4) and sealing the entrance of the intake passage (31) with a screw (32), the inside of the casing (4) can be heated or cooled.
次に別実施例を説明する。 Next, another embodiment will be described.
粉体処理装置の具体構成は適当に変更でき、例えば下記
の形式が可能である。The specific configuration of the powder processing apparatus can be changed as appropriate, and for example, the following formats are possible.
（イ）ケーシング（４）の回転軸芯を横向きにしたり傾
斜させる。(a) Turn the rotation axis of the casing (4) sideways or tilt it.
（ロ）摩擦片（９ａ）や掻取り片（９ｂ）をケーシング
（４）側へ接触しない範囲で流体圧やスプリングで付勢
する。(b) The friction piece (9a) and the scraping piece (9b) are urged by fluid pressure or a spring within a range that does not contact the casing (4) side.
（ハ）摩擦片（９ａ）と掻取り片（９ｂ）は、形状、材
質、設置数などを適当に変更でき、また固定してもよい
。(c) The shape, material, and number of the friction pieces (9a) and scraping pieces (9b) can be changed as appropriate, or they may be fixed.
気密ハウジング（６）の内部に被処理材供給用フィーダ
（１２ａ）〜（１２ｃ）を設けて、ロータリーフ２
ィーダ（１３）を省略したり、粉体処理装置全体を気密
ハウジング（６）の内部に設けて、磁気流体シールなど
の気密手段（１０）を省略してもよい。The feeders (12a) to (12c) for supplying the material to be processed are provided inside the airtight housing (6), and the rotary leaf 2 feeder (13) can be omitted, or the entire powder processing apparatus can be installed inside the airtight housing (6). The airtight means (10), such as a magnetic fluid seal, may be omitted.
その場合、モータなどの発熱部からの熱を気密ハウジン
グ（６）の外に運搬させる冷却手段を設けることが望ま
しい。In that case, it is desirable to provide a cooling means for transporting heat from a heat generating part such as a motor out of the airtight housing (6).
被処理材の種類や用途は不問であり、例えば金属やセラ
ミックスの粉粒体の一種又は複数種から成るもの等を対
象にできる。The type and purpose of the material to be treated are not limited; for example, materials made of one or more types of metal or ceramic powder can be used.
尚、特許請求の範囲の項に図面との対照を便利にする為
に符号を記すが、該記入により本発明は添付図面の構造
に限定されるものではない。Incidentally, although reference numerals are written in the claims section for convenient comparison with the drawings, the present invention is not limited to the structure shown in the accompanying drawings.
【図面の簡単な説明】
第１図及び第２図は本発明の第１実施例を示し、第１図
は概念図、第２図は第１図のｍ−ｎ矢視図である。第３
図は本発明の第２実施例を示す概念図である。第４図は
本発明の第３実施例を示す概念図である。第５図は本発
明の第４実施例を示す概念図である。
（３）・・・・・・処理室、（４）・・・・・・ケーシ
ング、ｑ
４
（４ａ）・・・・・・ケーシング内周面、（４ｃ）・旧
・・蓋部分、（５）・・・・・・駆動装置、（６）・・
・・・・気密ハウジング、（７）・・・・・・真空ポン
プ、（９ａ）・旧・・摩擦片、（９ｂ）・・・・・・掻
取り片、（２１）、 （３０）・・川・気密接続手段、
（２４）・・・・・・気密開閉弁、（２５）・・・・・
・接続部。BRIEF DESCRIPTION OF THE DRAWINGS FIGS. 1 and 2 show a first embodiment of the present invention, where FIG. 1 is a conceptual diagram and FIG. 2 is a view taken along the line m-n in FIG. 1. Third
The figure is a conceptual diagram showing a second embodiment of the present invention. FIG. 4 is a conceptual diagram showing a third embodiment of the present invention. FIG. 5 is a conceptual diagram showing a fourth embodiment of the present invention. (3)...Processing chamber, (4)...Casing, q 4 (4a)...Inner circumferential surface of casing, (4c) Old...lid part, ( 5)... Drive device, (6)...
... Airtight housing, (7) ... Vacuum pump, (9a) Old... Friction piece, (9b) ... Scraping piece, (21), (30)・River/airtight connection means,
(24)...Airtight on-off valve, (25)...
・Connection part.
Claims (1)
在に設け、前記ケーシング（４）をその内部の被処理材
が遠心力によりケーシング内周面（４ａ）に押付けられ
るように高速回転させる駆動装置（５）を設け、前記ケ
ーシング（４）内に摩擦片（９ａ）と掻取り片（９ｂ）
を前記ケーシング内周面（４ａ）に対して相対回転自在
に設けた粉体処理装置であって、 前記ケーシング（４）の内部を気密にする気密手段を設
けると共に、その気密のケーシング（４）内を真空にす
るための真空ポンプ（７）を設けてある粉体処理装置。 ２、前記気密手段が、前記ケーシング（４）を内装する
気密ハウジング（６）から成り、前記真空ポンプ（７）
を前記気密ハウジング（６）に接続してある請求項１記
載の粉体処理装置。 ３、前記気密手段が、前記ケーシング（４）に気密状に
取付けた蓋部分（４ｃ）から成り、前記ケーシング（４
）の回転を許容する気密接続手段（２１）、（３０）を
介して、前記真空ポンプ（７）を前記ケーシング（４）
に接続してある請求項１記載の粉体処理装置。 ４、前記気密手段が、前記ケーシング（４）に気密状に
取付けた蓋部分（４ｃ）から成り、前記真空ポンプ（７
）に対して接続分離自在な気密開閉弁（２４）付接続部
（２５）を前記蓋部分（４ｃ）に設けてある請求項１記
載の粉体処理装置。[Claims] 1. A casing (4) forming a processing chamber (3) is rotatably provided, and the material to be processed inside the casing (4) is moved by centrifugal force to the inner peripheral surface (4a) of the casing. A drive device (5) that rotates at high speed so as to be pressed is provided, and a friction piece (9a) and a scraping piece (9b) are installed in the casing (4).
is provided to be rotatable relative to the inner circumferential surface (4a) of the casing (4a), the powder processing apparatus is provided with an airtight means for making the inside of the casing (4) airtight, and the airtight casing (4) A powder processing device equipped with a vacuum pump (7) to create a vacuum inside. 2. The airtight means comprises an airtight housing (6) housing the casing (4), and the vacuum pump (7)
2. A powder processing apparatus according to claim 1, further comprising: connected to said airtight housing (6). 3. The airtight means comprises a lid portion (4c) airtightly attached to the casing (4);
) The vacuum pump (7) is connected to the casing (4) via airtight connection means (21), (30) that allow rotation of the casing (4).
The powder processing apparatus according to claim 1, which is connected to a powder processing apparatus. 4. The airtight means consists of a lid part (4c) airtightly attached to the casing (4), and
2. The powder processing apparatus according to claim 1, wherein the lid part (4c) is provided with a connection part (25) with an airtight on-off valve (24) which can be connected and separated from the lid part (4c).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2101420A JP2760880B2 (en) | 1989-09-05 | 1990-04-17 | Powder processing equipment |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22955989 | 1989-09-05 | ||
| JP1-229559 | 1989-09-05 | ||
| JP2101420A JP2760880B2 (en) | 1989-09-05 | 1990-04-17 | Powder processing equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03188935A true JPH03188935A (en) | 1991-08-16 |
| JP2760880B2 JP2760880B2 (en) | 1998-06-04 |
Family
ID=26442292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2101420A Expired - Fee Related JP2760880B2 (en) | 1989-09-05 | 1990-04-17 | Powder processing equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2760880B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004112964A1 (en) * | 2003-06-20 | 2004-12-29 | Hosokawa Powder Technology Research Institute | Powder treatment method, powder treatment device, and method of manufacturing porous granulated matter |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60162936A (en) * | 1984-02-02 | 1985-08-24 | Hosokawa Funtai Kogaku Kenkyusho:Kk | Device for measuring contact angle between powder and granular material and liquid |
| JPS61283330A (en) * | 1985-06-07 | 1986-12-13 | パウル・アイリツヒ | Pressure resistant mixer |
| JPS6342728A (en) * | 1986-08-07 | 1988-02-23 | Hosokawa Micron Kk | Method and apparatus for treating particulate matter |
-
1990
- 1990-04-17 JP JP2101420A patent/JP2760880B2/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60162936A (en) * | 1984-02-02 | 1985-08-24 | Hosokawa Funtai Kogaku Kenkyusho:Kk | Device for measuring contact angle between powder and granular material and liquid |
| JPS61283330A (en) * | 1985-06-07 | 1986-12-13 | パウル・アイリツヒ | Pressure resistant mixer |
| JPS6342728A (en) * | 1986-08-07 | 1988-02-23 | Hosokawa Micron Kk | Method and apparatus for treating particulate matter |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004112964A1 (en) * | 2003-06-20 | 2004-12-29 | Hosokawa Powder Technology Research Institute | Powder treatment method, powder treatment device, and method of manufacturing porous granulated matter |
| US7686238B2 (en) | 2003-06-20 | 2010-03-30 | Hosokawa Micron Co., Ltd. | Powder processing method |
| US7905434B2 (en) | 2003-06-20 | 2011-03-15 | Hosokawa Micron Co., Ltd. | Powder processing apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2760880B2 (en) | 1998-06-04 |
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