JP3264891B2 - Circulating crusher - Google Patents
Circulating crusherInfo
- Publication number
- JP3264891B2 JP3264891B2 JP24814398A JP24814398A JP3264891B2 JP 3264891 B2 JP3264891 B2 JP 3264891B2 JP 24814398 A JP24814398 A JP 24814398A JP 24814398 A JP24814398 A JP 24814398A JP 3264891 B2 JP3264891 B2 JP 3264891B2
- Authority
- JP
- Japan
- Prior art keywords
- pulverized material
- unit
- pulverizing
- crushing
- outlet
- 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 - Fee Related
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/10—Nuclear fusion reactors
Landscapes
- Crushing And Pulverization Processes (AREA)
- Disintegrating Or Milling (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、合成樹脂材料や金
属材料のスクラップシート、産業廃棄物等の被粉砕物を
細かく截断・粉砕処理するための循環式粉砕装置に関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a circulating pulverizer for finely cutting and pulverizing objects to be pulverized, such as scrap sheets of synthetic resin materials and metal materials, and industrial waste.
【０００２】[0002]
【従来の技術】合成樹脂材料や金属材料のスクラップシ
ート等を粉砕する従来の粉砕装置として、カッターを取
り付けた粉砕軸を上下に２個ずつ接近させて配置した４
軸型チツパーや、一対のカッター群を設けたスリッター
と同スリッターにより截断された粗粉砕物をさらに細か
く粉砕する粉砕部を設けた２段式粉砕機が、一般的に知
られている。2. Description of the Related Art As a conventional pulverizing apparatus for pulverizing a scrap sheet of a synthetic resin material or a metal material, a pulverizing shaft equipped with a cutter is arranged two vertically closer to each other.
2. Description of the Related Art A shaft type chipper, a two-stage crusher provided with a slitter provided with a pair of cutter groups, and a crusher for crushing coarsely crushed material cut by the slitter more finely are generally known.
【０００３】[0003]
【発明が解決しようとする課題】上記した従来の４軸型
チツパーにおいて、例えば合成樹脂材の延びやすい性状
のスクラップシートについては、カッターの歯底部分に
挟まれたシートの一部が隣接する歯のわずかな間隙に入
り込んで薄く引き延ばされるため、細長く連なって完全
に細かく裁断されないことがある。また、２段式粉砕機
は、粗粉砕と微粉砕の２段階で粉砕処理を行う構造であ
るので被粉砕物を細かく粉砕することはできるが、装置
が大型化して高価となるという不都合がある。In the above-described conventional four-axis type chipper, for example, for a scrap sheet having a property of being easily stretched by a synthetic resin material, a part of the sheet sandwiched between the cutter roots is adjacent to the tooth. May be thinly stretched by penetrating into the small gaps of the web, and may not be completely cut into a long and thin series. Further, the two-stage crusher has a structure in which crushing is performed in two stages of coarse crushing and fine crushing, so that the crushed material can be crushed finely, but there is a disadvantage that the apparatus becomes large and expensive. .
【０００４】この発明の目的は、確実な截断・粉砕処理
が可能であると共に、小型で安価な粉砕装置を提供する
ことにある。An object of the present invention is to provide a compact and inexpensive pulverizing apparatus capable of performing a reliable cutting and pulverizing process.
【０００５】[0005]
【課題を解決するための手段】前記目的を達成するため
に請求項１に記載の発明は、投入される被粉砕物を粉砕
手段により粉砕する粉砕部と、該粉砕部の下方に配置さ
れたケーシング内で複数の回転羽根をモータ装置により
駆動回転するように設け、該ケーシングの周壁に、前記
粉砕部から排出される粉砕物の入口、微粉砕物の出口及
び粗粉砕物の出口を前記回転羽根の回転方向に順に配設
してなる分級部と、前記粗粉砕物の出口から排出される
粗粉砕物を前記粉砕部の投入側に移送する揚送手段とか
らなり、上記粉砕部に投入される被粉砕物を前記粉砕手
段により粉砕して分級部に導き、該分級部において微粉
砕物を排出手段により外部に排出すると共に、粗粉砕物
を前記揚送手段により粉砕部の投入側に戻して再び粉砕
するように構成したことを特徴とする。[MEANS FOR SOLVING THE PROBLEMS] To achieve the above object
The invention according to claim 1 is such that a plurality of rotary blades are driven and rotated by a motor device in a pulverizing unit for pulverizing the material to be pulverized by a pulverizing unit and a casing disposed below the pulverizing unit. Provided on the peripheral wall of the casing, a classifying unit in which an inlet for the pulverized material discharged from the pulverizing unit, an outlet for the finely pulverized material, and an outlet for the coarsely pulverized material are sequentially arranged in the rotation direction of the rotary blade, Means for transferring coarsely pulverized material discharged from the outlet of the coarsely pulverized material to the input side of the pulverizing unit, wherein the pulverized material supplied to the pulverizing unit is pulverized by the pulverizing means and classified into a classifying unit. In the classifying section, the finely pulverized material is discharged to the outside by a discharging means, and the coarsely pulverized material is returned to the input side of the pulverizing section by the discharging means to be pulverized again.
【０００６】同様の目的を達成するために請求項２に記
載した発明は、粉砕ケース内に設けた一対の回転軸にカ
ッター群を夫々設けて、投入される被粉砕物を該カッタ
ー群により粉砕する粉砕部と、該粉砕部の下方に配置さ
れたケーシング内で複数の回転羽根をモータ装置により
駆動回転するように設け、該ケーシングの周壁に、前記
粉砕部から排出される粉砕物の入口、微粉砕物の出口及
び粗粉砕物の出口を前記回転羽根の回転方向に順に配設
してなる分級部と、前記粗粉砕物の出口から排出される
粗粉砕物を前記粉砕部の投入側に移送する揚送手段とか
らなり、上記粉砕部に投入される被粉砕物を前記カッタ
ー群により粉砕して分級部に導き、該分級部において微
粉砕物を排出手段により外部に排出すると共に、粗粉砕
物を前記揚送手段により粉砕部の投入側に戻して再び粉
砕するように構成したことを特徴とする。[0006] In order to achieve the same object, the invention is described in claim 2.
The invention described above provides a crushing unit for providing a cutter group to each of a pair of rotating shafts provided in a crushing case, and crushing an object to be crushed by the cutter group, and a casing disposed below the crushing unit. A plurality of rotary blades are provided so as to be driven and rotated by a motor device within the rotary blade, and on the peripheral wall of the casing, an inlet for the pulverized material discharged from the pulverizing unit, an outlet for the finely pulverized material, and an outlet for the coarsely pulverized material are provided. And a lifting unit for transferring coarsely crushed material discharged from an outlet of the coarsely crushed material to an input side of the crushing unit, and is supplied to the crushing unit. The pulverized material is pulverized by the cutter group and guided to a classification section. In the classification section, the finely pulverized material is discharged to the outside by discharging means, and the coarsely pulverized material is returned to the input side of the pulverizing section by the lifting means. And configured to grind again Characterized in that was.
【０００７】請求項３に記載の発明は、請求項２に記載
の発明において、前記回転羽根を設けた横軸を前記ケー
シングの中心に対して僅かに偏心した位置に配置して、
該回転羽根の先端とケーシングの周壁内面との間隙が、
前記粉砕物の入口の終端部から粗粉砕物の出口に至る回
転角度範囲内において徐々に拡大するように構成したこ
とを特徴とするものである。According to a third aspect of the present invention, in the second aspect of the present invention, the horizontal axis provided with the rotating blades is disposed at a position slightly eccentric with respect to the center of the casing,
The gap between the tip of the rotating blade and the inner surface of the peripheral wall of the casing,
The present invention is characterized in that the crushed material gradually expands within a rotation angle range from an end portion of the inlet of the crushed material to an outlet of the coarsely crushed material.
【０００８】[0008]
【発明の作用及び効果】（請求項１及び２） 投入された被粉砕物は、粉砕部の粉砕手段（カッター
群）により粉砕されて下方の分級部に導入される。つい
で、その分級部において微粉砕物と粗粉砕物に分離さ
れ、微粉砕物の出口から排出される微粉砕物は、排出手
段により外部に排出される。また、粗粉砕物の出口から
排出される粗粉砕物については、空気輸送やバケットコ
ンベア等の揚送手段により上方の粉砕部の投入側に戻さ
れて再び粉砕処理が行われる。しかして、一度で細かく
截断されなかった粗粉砕物は、細かく截断・粉砕される
まで粉砕部と分級部間を循環状に移動することになる。(Operations and Effects of the Invention) (Claims 1 and 2) The input object to be pulverized is pulverized by pulverizing means (a group of cutters) of a pulverizing section and introduced into a lower classifying section. Next, in the classification section, the finely pulverized material is separated into finely pulverized material and coarsely pulverized material, and the finely pulverized material discharged from the outlet of the finely pulverized material is discharged to the outside by a discharge means. Further, the coarsely pulverized material discharged from the outlet of the coarsely pulverized material is returned to the upper side of the pulverizing section by pneumatic transportation or a lifting means such as a bucket conveyor, and is subjected to pulverization again. Thus, the coarsely pulverized material that has not been finely cut at one time moves in a circulating manner between the pulverizing part and the classification part until it is finely cut and pulverized.
【０００９】請求項３に記載の循環式粉砕装置において
は、回転羽根を設けた横軸をケーシングの中心に対して
僅かに偏心した位置に配置することにより、回転羽根の
先端とケーシングの周壁内面との間隙は粗粉砕物の出口
に向かって徐々に拡大するので、その間隙に粉砕物が食
い込む現象が抑制される。According to the third aspect of the present invention, the horizontal axis provided with the rotating blades is disposed at a position slightly eccentric with respect to the center of the casing, so that the tip of the rotating blades and the inner surface of the peripheral wall of the casing are provided. Since the gap gradually increases toward the outlet of the coarsely crushed material, the phenomenon that the crushed material enters the gap is suppressed.
【００１０】この循環式粉砕装置によれば、合成樹脂材
料や金属材料のスクラップシート、産業廃棄物等の被粉
砕物を確実に截断・粉砕処理することができ、加えて、
小型でコストも安くつくという利点がある。According to the circulating pulverizing apparatus, it is possible to reliably cut and pulverize objects to be pulverized such as scrap sheets of synthetic resin materials and metal materials and industrial wastes.
It has the advantage of being small and inexpensive.
【００１１】[0011]
【発明の実施の形態】以下に、本発明の実施の形態例を
図面に基づいて説明する。図１は循環式粉砕装置の一部
を破断して示す側面図、図２は同装置の一部を破断して
示す背面図、図３は分級部の要部を示す縦断側面図、図
４は分級部の要部を示す縦断背面図である。Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a side view showing a part of the circulation-type pulverizing apparatus, and FIG. 2 is a rear view showing a part of the apparatus, and FIG. FIG. 3 is a vertical sectional rear view showing a main part of a classification unit.
【００１２】図１、図２に示す循環式粉砕装置Ａの概要
構成は、粉砕部１０、分級部３０及び揚送手段５０から
なる。この循環式粉砕装置Ａの本体フレーム１は、左右
の側枠２、３の下部をベース４により連結し、その側枠
２、３の上部を天枠５により連結して一体構造とされ、
その天枠５上に粉砕部１０の粉砕ケース１１を取り付け
ている。The schematic structure of the circulating pulverizer A shown in FIGS. 1 and 2 comprises a pulverizer 10, a classifier 30 and a pumping means 50. The main body frame 1 of the circulating pulverizer A has an integrated structure in which the lower portions of the left and right side frames 2 and 3 are connected by a base 4 and the upper portions of the side frames 2 and 3 are connected by a top frame 5.
The crushing case 11 of the crushing unit 10 is mounted on the top frame 5.
【００１３】上方に投入口１２を備えて下方が開放され
た粉砕部１０の粉砕ケース１１には、一対の回転軸１
３、１４を水平方向に配置してそれらの両端を側壁部１
５とフランジ１６で回転可能に支持する。各回転軸１
３、１４には多数枚のカッター１７、１８を一定間隔を
置いて同心状に配置したカッター群ｘ、ｙを夫々備え、
一方のカッター１７と他方のカッター１８とを互いに入
り組むように設ける。各回転軸１３、１４の軸端部１３
ａにはタイミングギヤ２０（一方は図示せず）を固定
し、その回転軸１３にのみプーリー２１を取り付ける。
そのプーリー２１と、上記ベース４上に設置された減速
機付モータ２２の出力側に取り付けた駆動プーリー２３
とに無端ベルト２４を架け渡して、この減速機付モータ
２２によって前記回転軸１３を駆動回転させて回転軸１
４を反対方向に同期回転させるように設ける。A pulverizing case 11 of a pulverizing unit 10 having an upper opening and a lower opening is provided with a pair of rotating shafts 1.
3 and 14 are arranged in a horizontal direction, and both ends thereof
It is rotatably supported by the flange 5 and the flange 16. Each rotating shaft 1
3 and 14 are provided with cutter groups x and y in which a large number of cutters 17 and 18 are concentrically arranged at regular intervals, respectively.
One cutter 17 and the other cutter 18 are provided so as to be intertwined with each other. Shaft end 13 of each rotating shaft 13, 14
A timing gear 20 (one not shown) is fixed to a, and a pulley 21 is attached only to its rotating shaft 13.
The pulley 21 and a drive pulley 23 attached to the output side of a motor 22 with a reducer installed on the base 4
An endless belt 24 is wound around the shaft, and the rotating shaft 13 is driven and rotated by the motor 22 with a speed reducer.
4 are provided for synchronous rotation in the opposite direction.
【００１４】なお、粉砕部１０の粉砕手段については、
上記一対のカッター群によるもののほか、回転刃と固定
刃による構造等を採用することも可能である。The crushing means of the crushing section 10 is as follows.
In addition to the above-described pair of cutter groups, it is also possible to adopt a structure including a rotary blade and a fixed blade.
【００１５】分級部３０の円筒形ケーシング３１は、前
記ベース４に固定された架台６上に横置きに配置されて
いる。そのケーシング３１内には複数の、ここでは４枚
の回転羽根３７を円周方向に等角度に固定した横軸３６
を通し、同横軸３６を側板３８、３９で回転自由に支持
してモータ装置４０により駆動回転するように設ける
（図３、４）。The cylindrical casing 31 of the classifying section 30 is disposed horizontally on the gantry 6 fixed to the base 4. In the casing 31, a plurality of, here four, rotating blades 37 are fixed at equal angles in the circumferential direction.
The horizontal shaft 36 is rotatably supported by the side plates 38 and 39 so as to be driven and rotated by the motor device 40 (FIGS. 3 and 4).
【００１６】図３に示すように、そのケーシング３１の
周壁には、前記粉砕部１０から排出される粉砕物をホッ
パー２６を介して導入する粉砕物の入口３２、微粉砕物
の出口３３及び粗粉砕物の出口３４を前記回転羽根３７
の回転方向に順に配設する。その微粉砕物の出口３３に
は、金属製のスクリーン４１を張設すると共に第１排出
樋４２を取り付け、該第１排出樋４２を、前記側枠３に
固定したブラケット４３に設置された排出手段たる第１
ブロアー装置４５の吸引口４５ａにチューブ４６を介し
て接続する。As shown in FIG. 3, the peripheral wall of the casing 31 has a pulverized material inlet 32 through which the pulverized material discharged from the pulverizing section 10 is introduced via a hopper 26, a finely pulverized material outlet 33, and a coarse pulverized material. The pulverized material outlet 34 is connected to the rotating blade 37
Are arranged in order in the rotation direction. At the outlet 33 of the pulverized material, a metal screen 41 is stretched and a first discharge gutter 42 is attached, and the first discharge gutter 42 is attached to a bracket 43 fixed to the side frame 3. Means 1
The suction port 45 a of the blower device 45 is connected via a tube 46.
【００１７】また、上記横軸３６はケーシング３１の中
心に対して僅かに偏心した位置に配置し、回転羽根３７
の先端とケーシング３１の周壁内面３１ａとの間隙を、
前記粉砕物の入口３２の終端部から粗粉砕物の出口３４
に至る回転角度範囲内において徐々に拡大するように設
け、ケーシング３１の周壁内面３１ａと回転羽根３７の
先端に粉砕物が食い込まないように設けられている。The horizontal shaft 36 is disposed at a position slightly eccentric with respect to the center of the casing 31,
Between the end of the casing and the inner surface 31a of the peripheral wall of the casing 31,
From the end of the inlet 32 for the pulverized material to the outlet 34 for the coarsely pulverized material
Are provided so as to gradually expand within the range of the rotation angle up to, so that the pulverized material does not bite into the inner surface 31 a of the peripheral wall of the casing 31 and the tip of the rotary blade 37.
【００１８】上記粗粉砕物の出口３４に取り付けた第２
排出樋４７に、前記ベース４に固定したブラケット５１
に設置された揚送手段としての第２ブロアー装置５０の
吸引口５０ａをチューブ５２を介して接続する。また、
前記粉砕部１０の粉砕ケース１１に形成された横長の挿
入口１１ａにフード５３を装着し、該フード５３の出口
側５３ａを前記カッター群ｘ、ｙの上方に配置するよう
に設ける。そのフード５３の導入口５３ｂと第２ブロア
ー装置５０の排気口５０ｂとをダクト５５で接続する。The second crushed material attached to the outlet 34
A bracket 51 fixed to the base 4 is attached to the discharge gutter 47.
The suction port 50a of the second blower device 50 serving as a lifting means installed in the device is connected via a tube 52. Also,
A hood 53 is attached to a horizontally long insertion opening 11a formed in the crushing case 11 of the crushing unit 10, and an outlet side 53a of the hood 53 is provided so as to be disposed above the cutter groups x and y. An inlet 53b of the hood 53 and an exhaust port 50b of the second blower device 50 are connected by a duct 55.
【００１９】なお、ここでは揚送手段としてブロアー装
置による空気輸送方式を採用しているが、これに代えて
バケットコンベアやネットコンベア等を用いることも可
能である。Although a pneumatic transportation system using a blower device is employed here as a lifting means, a bucket conveyor, a net conveyor or the like may be used instead.
【００２０】以上により、上記投入口１２から投入され
る被粉砕物を前記カッター群ｘ、ｙにより粉砕して分級
部３０に導き、該分級部３０において微粉砕物を第１ブ
ロアー装置４５により吸引して外部に排出すると共に、
粗粉砕物を第２ブロアー装置５０により吸引して粉砕部
１０の投入側に圧送により戻して、再びカッター群ｘ、
ｙにより粉砕処理を行う循環式粉砕装置Ａが構成され
る。As described above, the material to be pulverized input from the charging port 12 is pulverized by the cutter groups x and y and guided to the classification unit 30, where the finely pulverized material is suctioned by the first blower device 45. And discharge to the outside,
The coarsely pulverized material is sucked by the second blower device 50 and returned to the input side of the pulverizing unit 10 by pressure feeding, and the cutter group x,
The circulation type pulverizing apparatus A for performing the pulverizing process is constituted by y.
【００２１】次に、かかる構成になる循環式粉砕装置Ａ
の作動について説明する。投入口１２から投入される合
成樹脂材料や金属材料のスクラップシート等の被粉砕物
は、粉砕部１０のカッター群ｘ、ｙにより粉砕されて下
方の分級部３０に落下する（図１）。図３に示すよう
に、粉砕物の入口３２から、ケーシング３１の周壁内面
３１ａと隣り合う回転羽根３７により区画される移送室
ａに流入した粉砕物は、回転羽根３７により押されて回
転移動される。Next, the circulating pulverizing apparatus A having the above configuration
The operation of will be described. An object to be pulverized, such as a scrap sheet of a synthetic resin material or a metal material, input from the input port 12 is pulverized by the cutter groups x and y of the pulverizing unit 10 and falls to the lower classifying unit 30 (FIG. 1). As shown in FIG. 3, the crushed material flowing from the inlet 32 of the crushed material into the transfer chamber a defined by the rotating blades 37 adjacent to the inner peripheral surface 31 a of the casing 31 is pushed and rotated by the rotating blades 37. You.
【００２２】しかして、その移送室ａが微粉砕物の出口
３３と粗粉砕物の出口３４に連通する領域に移行する
と、その領域において、第１ブロア装置４５の圧力（約
−３００ｍｍＡｑ）と第２ブロア装置５０の圧力（約−
１００ｍｍＡｑ）との吸引圧力差により空気の脈動作用
が生じる。その脈動作用により該移送室ａ内の粉砕物に
振動を与えつつ、微粉砕物の出口３３から微粉砕物を吸
引して外部に排出させると同時に、粗粉砕物を粗粉砕物
の出口３側から第２ブロア装置５０によって吸引させ
る。When the transfer chamber a moves to a region communicating with the outlet 33 of the finely pulverized material and the outlet 34 of the coarsely pulverized material, the pressure (about -300 mmAq) of the first blower device 45 and the second The pressure of the 2 blower unit 50 (about-
A difference in suction pressure from 100 mmAq) causes air pulsation. At the same time that the pulverized material in the transfer chamber a is vibrated by the pulsating operation, the finely pulverized material is sucked from the finely pulverized material outlet 33 and discharged to the outside while the coarsely pulverized material is discharged to the outside 3 side. From the second blower device 50.
【００２３】ついで、粗粉砕物の出口３４から排出され
る粗粉砕物については、第２ブロア装置５０により上方
の粉砕部１０の投入側に圧送作用により戻されて再び粉
砕処理が行われる。しかして、一度で細かく截断されな
かった粗粉砕物は、細かく截断・粉砕されるまで粉砕部
と分級部間を循環状に移動することになる。Next, the coarsely pulverized material discharged from the coarsely pulverized material outlet 34 is returned by the second blower device 50 to the input side of the upper pulverizing section 10 by a pressurizing action, and the pulverizing process is performed again. Thus, the coarsely pulverized material that has not been finely cut at one time moves in a circulating manner between the pulverizing part and the classification part until it is finely cut and pulverized.
【００２４】上述の構成・作用になる循環式粉砕装置に
よれば、合成樹脂材料や金属材料のスクラップシート、
産業廃棄物等の被粉砕物を確実に截断・粉砕処理するこ
とが可能である。According to the circulating pulverizer having the above construction and operation, a scrap sheet made of a synthetic resin material or a metal material,
It is possible to reliably cut and crush the object to be crushed such as industrial waste.
【図１】循環式粉砕装置の一部を破断して示す側面図FIG. 1 is a side view showing a part of a circulating pulverizer with a cutaway view.
【図２】同装置の一部を破断して示す背面図FIG. 2 is a rear view showing a part of the device in a cutaway manner.
【図３】分級部の要部を示す縦断側面図FIG. 3 is a longitudinal sectional side view showing a main part of a classification unit.
【図４】分級部の要部を示す縦断背面図FIG. 4 is a longitudinal rear view showing a main part of a classification unit.
Ａ→循環式粉砕装置 ｘ、ｙ→カッター群(粉砕手段) １→本体フレーム １０→粉砕部 １１→粉砕ケース １２→投入口 １３、１４→回転軸 ３０→分級部 ３１→ケーシング ３２→粉砕物の入口 ３３→微粉砕物の出口 ３４→粗粉砕物の出口 ３６→横軸 ３７→回転羽根 ４０→モータ装置 ４１→スクリーン ４５→第１ブロアー装置(排出手段) ５０→第２ブロアー装置(揚送手段) A → Circulation type crusher x, y → Cutter group (pulverization means) 1 → Main body frame 10 → Pulverization unit 11 → Pulverization case 12 → Input port 13, 14 → Rotating shaft 30 → Classification unit 31 → Case 32 → Pulverized material Inlet 33 → outlet of finely pulverized material 34 → outlet of coarsely pulverized material 36 → horizontal axis 37 → rotating blade 40 → motor device 41 → screen 45 → first blower device (discharge means) 50 → second blower device (lifting means) )
フロントページの続き (56)参考文献 特開 平４−341355（ＪＰ，Ａ) 特開 昭63−319065（ＪＰ，Ａ) (58)調査した分野(Int.Cl.7，ＤＢ名) B02C 18/00 - 25/00 Continuation of front page (56) References JP-A-4-341355 (JP, A) JP-A-63-319065 (JP, A) (58) Fields investigated (Int. Cl. 7 , DB name) B02C 18 / 00-25/00
Claims (3)
砕する粉砕部と、 該粉砕部の下方に配置されたケーシング内で複数の回転
羽根をモータ装置により駆動回転するように設けて、該
ケーシングの周壁に、前記粉砕部から排出される粉砕物
の入口、微粉砕物の出口及び粗粉砕物の出口を前記回転
羽根の回転方向に順に配設してなる分級部と、 前記粗粉砕物の出口から排出される粗粉砕物を前記粉砕
部の投入側に移送する揚送手段とからなり、 上記粉砕部に投入される被粉砕物を粉砕手段により粉砕
して前記分級部に導き、該分級部において微粉砕物を排
出手段により外部に排出すると共に、粗粉砕物を前記揚
送手段により粉砕部の投入側に戻して再び粉砕するよう
に構成したことを特徴とする循環式粉砕装置。1. A crushing unit for crushing an object to be crushed by crushing means, and a plurality of rotating blades provided in a casing disposed below the crushing unit so as to be driven and rotated by a motor device. A classifying unit in which an inlet for a pulverized material discharged from the pulverizing unit, an outlet for a finely pulverized material, and an outlet for a coarsely pulverized material are sequentially arranged in the rotating direction of the rotary blade on a peripheral wall of the casing; Means for transferring the coarsely pulverized material discharged from the outlet of the pulverizing unit to the input side of the pulverizing unit, wherein the pulverized material supplied to the pulverizing unit is pulverized by the pulverizing unit and guided to the classifying unit. A circulation-type pulverizing apparatus characterized in that the finely pulverized material is discharged to the outside by a discharge means in the classification unit, and the coarsely pulverized material is returned to the input side of the pulverization unit by the discharge means and pulverized again.
にカッター群を夫々設けて、投入される被粉砕物を該カ
ッター群により粉砕する粉砕部と、 該粉砕部の下方に配置されたケーシング内で複数の回転
羽根をモータ装置により駆動回転するように設けて、該
ケーシングの周壁に、前記粉砕部から排出される粉砕物
の入口、微粉砕物の出口及び粗粉砕物の出口を前記回転
羽根の回転方向に順に配設してなる分級部と、 前記粗粉砕物の出口から排出される粗粉砕物を前記粉砕
部の投入側に移送する揚送手段とからなり、 上記粉砕部に投入される被粉砕物をカッター群により粉
砕して前記分級部に導き、該分級部において微粉砕物を
排出手段により外部に排出すると共に、粗粉砕物を前記
揚送手段により粉砕部の投入側に戻して再び粉砕するよ
うに構成したことを特徴とする循環式粉砕装置。2. A crushing unit for crushing an object to be crushed by a group of cutters provided on a pair of rotating shafts provided in a crushing case, and a crushing unit disposed below the crushing unit. A plurality of rotating blades are provided in the casing so as to be driven and rotated by a motor device.On the peripheral wall of the casing, an inlet for the pulverized material discharged from the pulverizing unit, an outlet for the finely pulverized material, and an outlet for the coarsely pulverized material are provided. A classification unit arranged in the rotation direction of the rotary blades in order, and a lifting means for transferring the coarsely pulverized material discharged from the outlet of the coarsely pulverized material to an input side of the pulverization unit, The material to be pulverized is pulverized by a group of cutters and guided to the classification section. In the classification section, the finely pulverized material is discharged to the outside by discharging means, and the coarsely pulverized material is supplied to the input side of the pulverizing section by the lifting means. And pulverize again A circulating pulverizer characterized in that:
ングの中心に対して僅かに偏心した位置に配置して、該
回転羽根の先端とケーシングの周壁内面との間隙が、前
記粉砕物の入口の終端部から粗粉砕物の出口に至る回転
角度範囲内において徐々に拡大するように構成したこと
を特徴とする請求項２に記載の循環式粉砕装置。3. A horizontal axis provided with the rotary blades is disposed at a position slightly eccentric with respect to the center of the casing, and a gap between a tip of the rotary blades and an inner surface of a peripheral wall of the casing is formed by the gap of the pulverized material. The circulation-type pulverizer according to claim 2 , wherein the recirculation type pulverizer is configured to gradually expand within a rotation angle range from an end of the inlet to an outlet of the coarse pulverized material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24814398A JP3264891B2 (en) | 1998-09-02 | 1998-09-02 | Circulating crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24814398A JP3264891B2 (en) | 1998-09-02 | 1998-09-02 | Circulating crusher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000070748A JP2000070748A (en) | 2000-03-07 |
| JP3264891B2 true JP3264891B2 (en) | 2002-03-11 |
Family
ID=17173873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24814398A Expired - Fee Related JP3264891B2 (en) | 1998-09-02 | 1998-09-02 | Circulating crusher |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3264891B2 (en) |
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|---|---|---|---|---|
| JP2005211777A (en) * | 2004-01-29 | 2005-08-11 | Ube Techno Enji Kk | Plant raw material pulverizing method and its apparatus |
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-
1998
- 1998-09-02 JP JP24814398A patent/JP3264891B2/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104148155A (en) * | 2014-07-30 | 2014-11-19 | 莱歇研磨机械制造(上海)有限公司 | Feeding device of mill |
| CN108787091A (en) * | 2018-06-13 | 2018-11-13 | 包旭红 | A kind of electric energy meter scraps processing unit |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2000070748A (en) | 2000-03-07 |
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