WO2014148753A1 - Appareil permettant de produire une poudre fine - Google Patents

Appareil permettant de produire une poudre fine Download PDF

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Publication number
WO2014148753A1
WO2014148753A1 PCT/KR2014/001867 KR2014001867W WO2014148753A1 WO 2014148753 A1 WO2014148753 A1 WO 2014148753A1 KR 2014001867 W KR2014001867 W KR 2014001867W WO 2014148753 A1 WO2014148753 A1 WO 2014148753A1
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WO
WIPO (PCT)
Prior art keywords
fine powder
cutting
fine
cutting surface
cutting plate
Prior art date
Application number
PCT/KR2014/001867
Other languages
English (en)
Korean (ko)
Inventor
오명훈
방대석
김봉석
이상훈
Original Assignee
금오공과대학교 산학협력단
㈜ 씽크루트
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 금오공과대학교 산학협력단, ㈜ 씽크루트 filed Critical 금오공과대학교 산학협력단
Publication of WO2014148753A1 publication Critical patent/WO2014148753A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C7/00—Crushing or disintegrating by disc mills
    • B02C7/02—Crushing or disintegrating by disc mills with coaxial discs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C7/00—Crushing or disintegrating by disc mills
    • B02C7/11—Details
    • B02C7/12—Shape or construction of discs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/02—Feeding devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C7/00—Crushing or disintegrating by disc mills
    • B02C7/11—Details
    • B02C7/17—Cooling or heating of discs

Definitions

  • the present invention relates to a fine powder generating device for pulverizing a grinding material such as waste tires supplied in the form of chips, etc. into fine powder, and more specifically, two cutting surfaces are arranged so that the cutting faces face each other, such as a shape of stone.
  • the present invention relates to a fine powder generating apparatus capable of maximizing the grinding efficiency of a pulverized object by rotating the cutting edge to generate fine powder but reducing the scale of the cutting edge in order along the discharge direction of the fine powder.
  • waste resources emitted from these industrial wastes and representative examples thereof include waste materials such as synthetic resin materials or rubber materials obtained from waste wire coating or waste tires. It can be said to be a technology that is crushed and recycled into sidewalk blocks or building materials.
  • the grinding apparatus according to the prior art is a method using a grinding blade that rotates to mesh with each other, so that the effective grinding area is small and there is a limit to increase the rotational speed of the blade, or as disclosed in Korean Patent Laid-Open No. 2002-0076661 or the like. Since the size of the scale uses a cutting edge with a constant size, in one grinding process, the particle size of the grinding result is the same according to the roughness of the blade, so to grind the workpiece to the desired particle size, change the roughness of the blade in order It was inevitable.
  • the pulverizing apparatus has to go through a plurality of stages of grinding (for example, granulation grinding, neutral grinding and fine grinding) in order to grind the waste resources to a desired level of dense particle size. Because of the large configuration of the device as a whole, there was a problem that the production cost is greatly increased accordingly.
  • stages of grinding for example, granulation grinding, neutral grinding and fine grinding
  • the pulverizer according to the prior art can obtain a fine powder having a desired particle size only through a plurality of processes, the overall process time is greatly increased when a large amount of pulverized material is processed, thereby greatly increasing the production efficiency and economic efficiency of the apparatus. There was also a problem of reducing.
  • another object of the present invention is to provide a fine powder generating device having a cooling device for preventing the fine powder pulverized by the processing heat generated in the cutting blade for rotating at high speed as described above. .
  • another object of the present invention is to provide a dust collecting device that can prevent the dust or dust contained in the pulverized powder to be mixed in the fine powder pulverized the powder to minimize the environmental pollution of the workplace It is to provide a fine powder generating apparatus.
  • the fine powder generating apparatus is a hopper portion for supplying the pulverized material, a fine pulverized portion for pulverizing the supplied pulverized matter to generate a fine powder, and the fine pulverization It comprises a fine powder transfer unit for transporting and collecting the fine powder generated in the unit, wherein the fine grinding unit is a fine grinding chamber that forms a space therein, the cutting surface is accommodated in the space facing each other and pulverized the workpiece And a pair of cutting plates for discharging the fine powder discharged from the hopper between the cutting surfaces, and the cutting plate is gradually finely divided.
  • the scale size of the cutting edge formed on the cutting surface so that it can be pulverized, characterized in that gradually decreases along the discharge direction of the fine powder.
  • the fine grinding unit further comprises a drive motor for rotating at least one of the pair of cutting plate, the cutting plate is formed of a disk-shaped cutting surface is formed in a ring (ring) shape, the cutting surface is ground It is characterized in that the sawtooth-shaped cutting edge is arranged in the circumferential direction so that the fine powder can be discharged in the outer diameter direction of the cutting plate by the centrifugal force.
  • the cutting plate may include a first cutting surface, a second cutting surface formed on an outer side of the first cutting surface, and a recess formed between the first cutting surface and the second cutting surface, and the first cutting surface
  • the scale size of the cutting edge formed on the surface is larger than the scale size of the cutting edge formed on the second cutting surface.
  • the pulverization unit may further include a first cooling tube installed at one side of the pulverization chamber through which a fluid for cooling the inside of the pulverization chamber flows.
  • the cutting plate may include a fixed first cutting plate and a second cutting plate rotatably connected to the driving motor, wherein one of the first cutting plate and the second cutting plate has a through hole formed at a central portion thereof.
  • the pulverized material supply pipe is formed to communicate the outlet of the hopper and the through hole, characterized in that for supplying the pulverized material between the cutting surface.
  • any one of the first cutting plate and the second cutting plate in which the through hole is not formed may be provided at a center portion corresponding to the through hole so that the workpiece to be supplied can be easily supplied to the cutting surface.
  • a recess is formed.
  • an intake fan for sucking and transporting the fine powder discharged into the pulverization chamber together with the air through the first transfer pipe, and is installed in the middle of the first transfer pipe is transported with the air Characterized in that it comprises a cyclone (cyclone) collector for separating and collecting the fine powder.
  • the fine powder transfer unit may further include a dust collector connected to the intake fan through a second transfer pipe, wherein the dust collector collects dust or dust contained in air passing through the first transfer pipe.
  • the one side of the first transfer pipe is characterized in that it further comprises a second cooling tube through which a fluid for cooling the flowing air and fine powder flows.
  • the fine powder transfer unit is characterized in that the vibration screen for classifying the fine powder collected in the cyclone collector according to the particle size is further installed.
  • the fine powder generating apparatus by the configuration as described above is configured so that the cutting edge of the cutting plate gradually reduces the scale size along the discharge direction of the fine powder sawtooth cutting edge formed on the cutting plate By sequentially densely pulverizing while moving therebetween, there is an advantage that the pulverized material can be pulverized to a desired level of dense particle size with only one crushing process.
  • the fine powder generating apparatus is provided with a separate first and second cooling tubes in which the cooling fluid flows on one side of the first grinding tube is transferred to the fine grinding chamber and the ground fine powder is ground grinding Because of the characteristics of the rubber material due to the processing heat generated in the cutting plate for rotating at high speed there is an advantage that it can effectively prevent the crushed fine powder easily damaged.
  • the fine powder generating apparatus is provided with a dust collecting device for separating dust or dust separately in the process of collecting fine powder, so these dusts and dusts that have little industrial application to the fine powder There is an advantage in that it is possible to prevent mixing and minimize the environmental pollution of the workplace.
  • FIG. 1 is a view showing the overall configuration of a fine powder generating apparatus according to an embodiment of the present invention
  • FIG. 2A and 2B are a plan view and a partial cross-sectional view showing the structure of a disk-shaped cutting plate applied to the fine powder generating apparatus of FIG. 1, respectively;
  • FIG. 3 is a view showing the actual shape of the cutting plate shown in FIG.
  • FIG. 1 is a view showing the overall configuration of the fine powder generating apparatus according to an embodiment of the present invention
  • Figures 2a and 2b is a plan view and a portion showing the configuration of a disk-shaped cutting plate applied to the fine powder generating apparatus of Figure 1, respectively
  • 3 is a cross-sectional view showing the actual shape of the cutting plate shown in FIG.
  • the fine powder generating apparatus includes a hopper portion 1 for supplying a pulverized substance (not shown), a pulverized portion 2 for pulverizing the supplied pulverized substance to generate fine powder, and the pulverized powder. It comprises a fine powder transfer unit (3) for transporting and collecting the fine powder generated in the unit (2).
  • the hopper 1 may be preferably implemented using a hopper of various known methods within the range for performing the function of supplying the pulverized object to the fine pulverization (2).
  • the pulverized material may be a waste tire or a waste wire coating processed in the form of a chip, but is not limited thereto. If necessary, the pulverized material may be various other materials or wastes that require pulverization. to be.
  • the fine grinding unit 2 is a fine grinding chamber (S) to form a space therein, a pair of cutting plate 30 accommodated in the space and pulverized the object to be discharged as fine powder, the hopper It comprises a to-be-processed object supply pipe 25 which supplies the to-be-processed object discharged
  • S fine grinding chamber
  • the fine grinding unit 2 further comprises a drive motor 40 for rotating at least one of the pair of cutting plate 30, in this embodiment the pair of cutting plate 30 One of the fixed and the other is connected to the drive motor 40 was configured to be rotatable.
  • the drive motor may be preferably implemented using a conventional electric motor, in this embodiment the electric motor is configured to rotate at 2500 rpm to 3600 rpm as an example.
  • a through hole 31 is formed in a central portion of any one of the fixed cutting plate 30 and the rotatable cutting plate 30, and the pulverized material supply pipe 25 has an outlet of the hopper unit 1. It is formed to communicate the through hole 31 is to supply the pulverized material between the cutting surface (33, 35).
  • any one of the cutting plates 30 in which the through holes 31 are not formed may correspond to the through holes 31 so that the pulverized material to be supplied can be easily supplied to the cutting surfaces 33 and 35.
  • a recess (not shown) of a predetermined width may be further formed in the central portion at the position as needed.
  • the present embodiment describes a case in which only one of the pair of cutting plates 30 is rotatably coupled.
  • the present invention is not limited thereto, and if necessary, the two cutting plates 30 may be rotatable. Preferably rotate in opposite directions to improve grinding efficiency).
  • the material to be pulverized is synthetic resin material or rubber material that is weak to heat
  • the physical and / or chemical properties of the pulverized fine powder are changed due to the accumulation of processing heat due to the friction of the cutting plate 30, so that the fine powder is desired. There is a possibility that it will not be used.
  • the pulverized mill 2 is installed at one side of the pulverized chamber S so that the fluid for cooling the inside of the pulverized chamber S flows (the first cooling tube ( It may be configured to further include a 26, wherein the cooling fluid may be composed of a liquid (water cooling) such as water or a refrigerant or a gas (air cooling) such as air and the first cooling tube 26 is excellent in thermal conductivity It may be configured using a copper tube.
  • the first cooling tube may be configured to further include a 26, wherein the cooling fluid may be composed of a liquid (water cooling) such as water or a refrigerant or a gas (air cooling) such as air and the first cooling tube 26 is excellent in thermal conductivity It may be configured using a copper tube.
  • the fine powder generating apparatus can effectively prevent the finely ground fine powder from being easily damaged due to the characteristics of the rubber material by the processing heat generated from the cutting plate 30 for high speed rotation. There is an advantage.
  • the pair of cutting plates 30 configured as described above are installed so that the cutting surfaces 33 and 35 are opposed to each other by a coupling member (not shown) coupled to the coupling hole 32.
  • Graduation sizes of the cutting edges 33a and 35a formed on the cutting surfaces 33 and 35 gradually decrease along the discharge direction of the fine powder so that the powder to be ground is gradually finely divided along the path discharged by the centrifugal force. Characterized in that.
  • the cutting plate 30 is formed in a disc shape in which the cutting surfaces 33 and 35 are formed in a ring shape, and the fine powder pulverized on the cutting surfaces 33 and 35 by centrifugal force.
  • the saw blade-shaped cutting edges 33a and 35a are arranged in the circumferential direction so as to be discharged in the outer diameter direction of the cutting plate 30.
  • the cutting plate 30 has a first cutting surface 33 formed near the center of the original plate, and a second cutting surface 35 formed outside the first cutting surface 33. ), And a recess 34 formed between the first cutting surface 33 and the second cutting surface 35, and formed in the first cutting surface 33 as shown in FIG. 2B.
  • the scale size of the cutting edge 33a is configured to be larger than the scale size of the cutting edge 35a formed on the second cutting surface 35.
  • the first and second cutting surfaces 33 and 35 respectively formed on the pair of cutting plates 30 are configured as described above.
  • the fine powder pulverized by rubbing is discharged while moving outward by centrifugal force between the scales of the cutting edges 33a and 35a.
  • the fine powder pulverized while passing through the first cutting surface 33 is first collected in the space formed between the grooves 34 of the cutting plate 30, and the scale of the cutting edge 35b is further reduced.
  • the finely pulverized while passing through the second cutting surface 35 is discharged to the inner space of the grinding chamber S through the end of the cutting plate 30.
  • the fine powder generating apparatus allows the powder to be pulverized in one step by allowing the powder to be pulverized sequentially by moving between the cutting edges 33a and 35a formed on the cutting plate 30. There is an advantage that can be crushed to the desired level of dense particle size.
  • the fine powder transfer unit (3), the intake fan 60 for sucking and conveying the fine powder discharged into the fine grinding chamber (S) through the air through the first transfer pipe (22a, 22b), and the It is installed in the middle of the first transfer pipe (22a, 22b) is configured to include a cyclone (cyclone) collector (50) for separating and collecting the fine powder conveyed with the air.
  • first transfer pipe (22a, 22b) as an example one end is connected to the upper surface of the grinding chamber (S) and the other end is connected to the cyclone collector (cyclone) collector 50
  • One transfer pipe 22a and one end thereof may be configured to be connected to the cyclone collector 50 and the other end may be configured as a rear first transfer pipe 22b connected to an inlet side of the intake fan 60. .
  • the fine powder conveyed through the front first transport pipe 22a is mostly collected in the cyclone dust collector by the load, and as a result, the dust contained in the fine powder in the rear first transport pipe 22b. Only components that are not industrially available, such as dust, will flow.
  • the fine powder conveying unit 3 is configured to further include a dust collector 100 for collecting dust or dust flowing in the rear first transport pipe 22b, the dust collector is a second transport It is configured to be connected to the outlet of the intake fan 60 by the pipe (62).
  • the dust collector 100 may be preferably configured by any one of dust collectors using a known dust collector in the range to perform the function of collecting dust or dust.
  • one side of the front first transfer pipe 22a may be configured to further include a second cooling tube (not shown) through which fluid for cooling air and fine powder flows, wherein the cooling fluid is It may consist of a liquid such as water or a refrigerant (water cooled) or a gas such as air (air cooled).
  • a second cooling tube (not shown) through which fluid for cooling air and fine powder flows, wherein the cooling fluid is It may consist of a liquid such as water or a refrigerant (water cooled) or a gas such as air (air cooled).
  • the first transfer pipe (22a, 22b) and the second transfer pipe 62 may be made of a stainless material having excellent heat resistance and corrosion resistance as an example
  • the second cooling tube is made of a material such as copper pipe with excellent thermal conductivity It may be made of.
  • the second cooling tube may be configured to be wound on the inner surface or the outer surface of the first transfer tube 22a, or, if necessary, may be configured to be embedded in the form of a double tube inside the tube of the first transfer tube 22a.
  • the cyclone collector 50 is an air lock motor (70) to prevent the fine powder collected by separating into the first transport pipe (22a, 22b) by agglomeration by the inflow of wet air (70) It may be configured to have, and further may be further provided with a vibration screen 80 for classifying the collected fine powder according to the particle diameter.
  • the air lock motor 70 and the vibration screen 80 may be preferably configured using any one of the known techniques or products within the range to perform the same function.
  • the scale of the vibration screen is configured to 50 mesh and 100 mesh, respectively.
  • the present invention can be usefully used in the field of waste resource recycling such as waste tires, waste rubber, waste wires, and the like.

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Crushing And Pulverization Processes (AREA)
  • Disintegrating Or Milling (AREA)

Abstract

La présente invention se rapporte à un appareil permettant de produire une poudre fine, ledit appareil comprenant : une unité de trémie destinée à fournir une matière qui doit être moulue ; une unité de mouture fine destinée à produire une poudre fine par mouture de la matière fournie qui doit être moulue ; et une unité de transfert de poudre fine destinée à transférer la poudre fine produite depuis l'unité de mouture fine de sorte à recueillir la poudre fine, l'unité de mouture fine comprenant : une chambre de mouture fine qui comporte un espace interne ; une paire de plaques de coupe dont les surfaces de coupe sont logées dans l'espace de sorte à être orientées les unes vers les autres, et qui moulent la matière devant être moulue et évacuent la poudre fine ; et un tube d'alimentation en matière qui doit être moulue destiné à fournir le matériau de mouture évacué de l'unité de trémie entre les surfaces de coupe, les dimensions des graduations sur les lames de coupe formées sur les surfaces de coupe des plaques de coupe étant peu à peu réduites dans la direction d'évacuation de la poudre fine de sorte à moudre peu à peu et finement la matière qui doit être moulue.
PCT/KR2014/001867 2013-03-18 2014-03-07 Appareil permettant de produire une poudre fine WO2014148753A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020130028400A KR101523762B1 (ko) 2013-03-18 2013-03-18 미세분말 생성장치
KR10-2013-0028400 2013-03-18

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WO2014148753A1 true WO2014148753A1 (fr) 2014-09-25

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WO (1) WO2014148753A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110215966A (zh) * 2019-06-26 2019-09-10 郑海清 一种小麦自动磨粉设备

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102508365B1 (ko) * 2021-09-15 2023-03-10 이재영 싸이클론을 이용한 쓰레기 선별용 복합처리시스템
KR102508360B1 (ko) * 2021-09-15 2023-03-10 이재영 싸이클론 낙하물 처리장치
KR102532526B1 (ko) * 2021-09-30 2023-05-12 주식회사 듀크린 다층 구조를 갖는 스크랩수거장치의 스크랩분리기
CN114644946B (zh) * 2022-03-01 2022-11-29 徐州乔氏机械设备有限公司 一种智能煤制气装置

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KR20010088596A (ko) * 2001-08-09 2001-09-28 이효진 다기능 고속회전 스톤밀 분쇄기
JP2003290681A (ja) * 2002-04-04 2003-10-14 Toyo Yuatsu Kogyo:Kk 木質材の粉砕選別装置
KR20120028433A (ko) * 2010-09-15 2012-03-23 (주)씽크루트 미분쇄장치
KR101167065B1 (ko) * 2010-05-26 2012-07-27 (주)명우분체시스템 분쇄장치용 분쇄날

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KR20010088596A (ko) * 2001-08-09 2001-09-28 이효진 다기능 고속회전 스톤밀 분쇄기
JP2003290681A (ja) * 2002-04-04 2003-10-14 Toyo Yuatsu Kogyo:Kk 木質材の粉砕選別装置
KR101167065B1 (ko) * 2010-05-26 2012-07-27 (주)명우분체시스템 분쇄장치용 분쇄날
KR20120028433A (ko) * 2010-09-15 2012-03-23 (주)씽크루트 미분쇄장치

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110215966A (zh) * 2019-06-26 2019-09-10 郑海清 一种小麦自动磨粉设备
CN110215966B (zh) * 2019-06-26 2021-05-07 湖北三杰农业产业化有限公司 一种小麦自动磨粉设备

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KR20140114919A (ko) 2014-09-30
KR101523762B1 (ko) 2015-05-28

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