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WO2012010155A1 - Procédé et dispositif d'extraction et de dosage de matière en vrac - Google Patents

Procédé et dispositif d'extraction et de dosage de matière en vrac Download PDF

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Publication number
WO2012010155A1
WO2012010155A1 PCT/DE2011/001462 DE2011001462W WO2012010155A1 WO 2012010155 A1 WO2012010155 A1 WO 2012010155A1 DE 2011001462 W DE2011001462 W DE 2011001462W WO 2012010155 A1 WO2012010155 A1 WO 2012010155A1
Authority
WO
WIPO (PCT)
Prior art keywords
metering
reservoir
tube
dosing
lifting
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.)
Ceased
Application number
PCT/DE2011/001462
Other languages
German (de)
English (en)
Inventor
Rudolf Baumann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of WO2012010155A1 publication Critical patent/WO2012010155A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B37/00—Supplying or feeding fluent-solid, plastic, or liquid material, or loose masses of small articles, to be packaged
    • B65B37/16—Separating measured quantities from supply
    • B65B37/18—Separating measured quantities from supply by weighing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G65/00—Loading or unloading
    • B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
    • B65G65/34—Emptying devices
    • B65G65/40—Devices for emptying otherwise than from the top
    • B65G65/46—Devices for emptying otherwise than from the top using screw conveyors
    • B65G65/463—Devices for emptying otherwise than from the top using screw conveyors arranged vertically or substantially vertically within the container

Definitions

  • the invention relates to a device for removal and the. Dosing at least one free-flowing material component from at least one storage container according to claim 1 and a method according to claim 9 and a system according to claim 12.
  • a device in which the reservoirs are interchangeable, but also at the lower end of a screw for discharge have (DE 102 20 792 A 1).
  • the screw does not have its own drive, but a clutch disc.
  • a controllable drive with a second coupling part is arranged, which can connect non-rotatably with the clutch disc of the screw. It can be set up several storage containers, wherein the mobile removal device anön the container and coupling, from which the material component is to be removed component.
  • the drive turns the worm into the weighing container until it reaches the required quantity.
  • the material component must be free-flowing and the screw needs a relatively large diameter in order to discharge the material component can. Due to the size of the screw very small amounts can not be dosed accurately enough, also the reservoir must be set up with high precision, which requires a complex frame.
  • each storage container is provided at the outlet with a stirrer / scraper, which serves for the discharge (EP 1 237 801 Bl).
  • a Kalottenschieber With a Kalottenschieber the outlet opening is reduced in cross-section to regulate the flow rate or close completely.
  • the storage containers are mounted on a rack and metered into a balance that passes on a driving device under the containers.
  • each of the reservoir needs its own discharge and metering device, which is very complex and expensive.
  • all storage containers must be placed on an expensive rack, because they can only dose from above into a continuous scale.
  • the outlet opening can not be closed so far that the flow of material is so low that it can be precisely dosed to the gram, because otherwise hardly flowing products will not flow at all.
  • a device and a method for emptying bulk containers in which a suction device is used is introduced on the upper side in the bulk material container and the container contents layers or layers discharged.
  • a suction device is used, which is extensively movable for layer-wise emptying in one layer.
  • This device does not allow precise metering of the bulk material, especially for small quantities of bulk material, even if the discharged mass is weighed, since the device only allows suction through the hose or the completion of the suction when the weighed amount is reached. In addition, the bulk material is sucked from above. The principle desired in industry first in - first out is thus not possible.
  • the object of the invention is therefore to provide an apparatus and a method which allow a cost-effective mixture of different components and thereby ensure the highest possible accuracy of the individual amounts of the components and the highest possible purity in the mixture.
  • the device for the removal of the bulk materials to be taken and their dosage can be arranged according to the invention at the upper end of the reservoir.
  • the removal or metering device is introduced by means of a lifting and lowering device in the upper end of the reservoir.
  • the bulk materials to be blended are usually plastic additives, dyes, food ingredients, flavors, and chemical precursors. '
  • the removal and metering device consists of a vertical metering tube which can be suspended from a weighing device.
  • the metering tube can be arranged directly on a lifting and lowering device.
  • the device is provided for example with a continuously variable drive, which drives a turntable at the lower end of the metering tube via a centrally mounted shaft.
  • the turntable closes off a storage chamber of the metering tube and has an annular groove directly within the metering tube.
  • the size of the metering tube is variable in length and diameter, depending on the required amount and the size of the reservoir. The size adjustment is particularly relevant for very small amounts of bulk material to increase the accuracy of dosing.
  • the dosing tube immersed in one of the reservoir, which contains a Materialkompo component, a, wherein the turntable moves down and is tilted, so that the chamber is open at the bottom.
  • the chamber fills from below and the turntable closes the chamber again.
  • the metering tube is lifted out of the material area and the weighing device determines the amount taken up.
  • the chamber is emptied to a predetermined amount of material, the scraped product falls back into the reservoir.
  • the dosing tube moves upwards out of the container and laterally to a collecting container which is located on the linearly moving carriage and emerges there again. By opening the turntable and fast rotation of the contents of the metering tube is emptied into the sump.
  • the reservoir has an inner tube through which the metering device can be moved in and out of the reservoir.
  • the dosing tube is attached to the weighing device, for example on a fumblerbaren XY axis and can be moved both vertically and horizontally.
  • This entire unit is mounted, for example, on a linearly movable carriage to drive along the storage containers.
  • the dosing straw has a recess on one side, at which the annular groove emerges to the outside, with a scraper for scraping the annular groove.
  • two laser beams determine the exact location of the reservoir, so that the metering tube can immerse through an opening in the lid in one of Vorratsbefflel ter.
  • the position of the metering tube and / or the reservoir can also be detected with a camera and the movement of the metering tube can be controlled.
  • Either the device can be arranged in a fixed location and the storage containers are guided past it, or the device is moved with the collecting container and moves to the respective storage container.
  • the metering tube with the turntable is thus at the same time discharging and metering device and also serves as a balance, because the tube is connected to a weighing device.
  • the reservoir itself no mechanical installations, which makes the container very inexpensive.
  • the dosing tube dives from above into the containers, so that they can be placed on the floor and no additional frame or holder is necessary.
  • the metering device can be detachably detached from the weighing device or from the lifting and lowering device, the metering device is easy to clean and repair. In addition, the contamination or contamination of the currently used or other storage container is avoided. For this purpose, the metering device, for example, remain in the reservoir itself and the weighing and the lifting and lowering device are moved separately.
  • a raw material e.g. Color or aroma
  • the metering tube is attached to a pivot arm of a lifting column.
  • a storage container with the raw material stands next to it.
  • the metering tube dips in and gets the exact predetermined amount, moves up and pivots over an inlet opening on the mixer, so the sump to empty the weighed amount on demand in the mixer.
  • 1 b is a detail view of the metering device according to 1 a
  • 1 c is a further detail view of the metering device according to 1 a and 1 b,
  • FIG. 2 b a storage container according to FIG. 2 with raised lifting and lowering device
  • Fig. 3 shows the system with a metering device according to Fig. 1 a - c, storage containers of Fig. 2 a and 2 b and collecting container.
  • the metering device 1 is the basis of this metering and charging system. It is suspended from a load cell (weighing device) 2 so that the quantity of component to be picked up can be determined.
  • a controllable drive 3 is arranged, which drives the metering plate 6 at the lower end via a centrally mounted shaft 4, which is designed as a tube 5.
  • the lower part of the shaft 4 is axially displaceable by means of a spline shaft 7, so that the metering plate 6 can be opened.
  • At the movable part is a Eccentric 8. which brings the metering tube 14 to vibrate at high speed in order to solve omponentenanhafhingen.
  • a lifting device 9 moves the shaft 4 up and down to open the metering plate 6, to close or to open a gap for dosing.
  • the metering plate 6 is connected via a bolt 10 pivotally connected to the shaft 4.
  • an inclined plane 1 1 anchored so that it does not move with the lifting device.
  • a driver 12 which is connected to the Bötzen 10 is moved when opening the metering plate 6 so that the metering plate is inclined 13, thereby the metering plate 13 at high speed bulk material in the lower end of the metering tube 14 high shovel, as Pantry is used.
  • For picking up bulk material dosing tube 14 dips into a storage container 15.
  • the reservoir 15 may be round or square, with a cone 16 which terminates at the bottom with a circular flange 17.
  • a round pot 18 is fixed, slightly larger in diameter than the metering tube 14 and as high as the diameter of the tube so that it can dip.
  • a vertical inner tube 19 In the center of the reservoir is a vertical inner tube 19 with the same diameter as the pot 18.
  • the inner tube 19 is firmly installed in the reservoir 15, with a Ri ngspalt 20 to the cone 16.
  • the inner tube 19 may not be filled so that the dosing 14 can always immerse themselves equally deep.
  • the reservoir 15 stands on four rubber buffers 21 so that it can be vibrated.
  • the component flows through the annular gap 20 between the cone 16 and inner tube 19, thereby ensuring that always the first filled product is also removed first, also arise thereby for the metering tube 14 always the same conditions and the container 15 can be completely emptied except for a small residual amount in the pot 18.
  • the inlet 26 of the reservoir IS is a cylindrical tube which projects beyond the lid 27, with a flange 29 at the upper end.
  • This flange 29 has 3 hooks 42 with return springs.
  • the drive pulley 32 can be separated from the metering tube 14.
  • This metering tube 14 with the Drehle! Ler 6 is contaminated during dosing inside and outside of the component.
  • the hooks 42 are printed by the flange 30 of the metering tube 14 apart.
  • the vacuum or the negative pressure between the flange 30 of the metering tube 14 and the flange 31 of the drive member, which holds both parts together, is released. With the lifting device 9, the metering tube 14 is still held during release, so that the hooks 42 can engage.
  • This flange 31 also serves as a closure for the reservoir 15.
  • the metering device I is raised or lowered by means of the lifting and lowering device 50.
  • each reservoir 15 carries its own dosing with and the drive via a common unit 32 which is connected via the XY axis with the carriage Fig. 3 of Fig. 1 a - c, Fig. 2 a - b
  • Fig. 3 shows the entire unit which is mounted on a linearly movable carriage. With its own drive motor, the car drives on rails along the storage containers set up on the floor. By an identification system, e.g. Barcode reader or transmitter, the reservoir is detected, from which the next product quantity is to be removed.
  • an identification system e.g. Barcode reader or transmitter
  • Two laser emitters on the trolley are arranged so that they impinge on the round storage container at a 90 degree angle. If both beams measure the same distance, the cart is at the appropriate place.
  • the length of the rays also determines the lateral distance.
  • the position can also be by cameras or the like. determine.
  • the metering tube then moves on the horizontal X-Y axis to the Vorrais actuallyer and is centrally above the inlet opening.
  • About the weighing device (load cell) is now the total weight of the metering device detected before it dips into the reservoir and the product (the material component).
  • the turntable is pushed down, tilted and rotated at high speed for about 2-5 seconds.
  • the turntable is closed again, the tube moves the same stroke down as the turntable starts again, thereby preventing a part of the product falls out of the chamber again.
  • the tube goes up and out of the product level, but the lower part still remains inside the reservoir.
  • the weighing device now determines the weight difference in relation to the initial value and thus records the recorded quantity. Under normal conditions, the amount absorbed is greater than the desired weight.
  • the turntable is then opened a small gap, rotated slowly and dosed out over the scraper until the desired amount is almost reached. Then closes the turntable and continues to rotate, being dosed as fine metering only from the annular groove. Then, when the predetermined weight is reached, the turntable stops and the dosing moves upwards, then it moves horizontally to the center of the trolley, where there is a receptacle, and is lowered into this. The turntable opens again and over high speeds with vibration, the pantry in the lower tube is emptied completely and free of residues.
  • the balance checks the emptying process. If the recorded amount of the component is less than the predetermined weight, this amount is registered by the controller and emptied the metering tube without predosing into the receptacle. For larger quantities, this process can be repeated several times until the remaining amount is less than is absorbed by the metering tube. Then, as described above, the remaining amount is precisely metered and emptied into the receptacle.
  • storage containers can be set up on both sides of the trolley since the dosing tube can absorb material components or bulk material via the horizontal axis both on the left and on the right side of the trolley.
  • two metering tubes may be attached to the horizontal axis, one serving the left and the other the right row of reservoirs. For emptying, it must be checked by means of the control that only one dosing tube moves to the receptacle. For example, when filling color cartridges with toner for printer and copier, there should be no color mixing. Normally, a filling machine is available for every color, since the complete cleaning is almost impossible or very expensive and the machine then fails one to two days.
  • the container In all known charging systems, the container must be emptied downwards in order to then be able to convey upward. This results in an effort that is unreasonable for cleaning reasons. Again, the dosing is the solution because it dips from above and emptied with Hubsfiule and swivel arm in the inlet of the filling machine.
  • a compressed air piston 23 is attached on the carriage 22. This has at its end a suction cup 24. When the carriage 22 has reached the position, the piston 23 extends and the suction cup 24 at the end keeps upper negative pressure or a vacuum the reservoir. By rapidly varying the compressed air now the reservoir is vibrated.
  • the piston 23 is mounted so that it docks the reservoir directly above the conical neck. The vibration takes place immediately after metering, when the metering tube moves to the collecting container 25.
  • the carriage 22 runs on two rails 33, each with two wheels 34.
  • One side is the drive side with a rack 35 on the rail.
  • An electric motor 36 on the carriage with a gear 37 engages the rack and moves the car forward or backward.
  • the drive is infinitely variable, so that it can be accelerated or decelerated via an electronic ramp.
  • an electric brake on the engine ensures a firm footing of the trolley.
  • Two laser beams 28 on the carriage are based on the inlet pipe 26 of the reservoir to determine the correct position of the trolley. They radiate with 45 degrees on the inlet pipe and if both measure the same length, the correct position is reached. Instead of the laser beams 28, a position determination by means of a camera or the like. respectively.
  • the horizontal Y-axis 38 is fixed, for the horizontal movement of the metering tube from the reservoir to Collecting bin is provided
  • the vertical X-axis 39 is connected to the Y-axis and provides for upward and downward movement of the metering tube.
  • the collecting container hangs on two horizontal linear drives 40, so that the collecting container can be brought exactly to the point where the metering tube can dive for emptying and after completion of a component (raw material charge) the collecting container can be moved forward and turned off.
  • An automatic clamping device 41 lowers the collection container and places it on a stationary emptying device.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
  • Basic Packing Technique (AREA)
  • Weight Measurement For Supplying Or Discharging Of Specified Amounts Of Material (AREA)

Abstract

L'invention concerne un procédé et un dispositif d'extraction et de dosage de composants coulants hors de réservoirs (15) pour les mettre dans un collecteur.
PCT/DE2011/001462 2010-07-17 2011-07-15 Procédé et dispositif d'extraction et de dosage de matière en vrac Ceased WO2012010155A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201010027547 DE102010027547B4 (de) 2010-07-17 2010-07-17 Vorrichtung und Verfahren zur Entnahme und Dosierung
DE102010027547.6 2010-07-17

Publications (1)

Publication Number Publication Date
WO2012010155A1 true WO2012010155A1 (fr) 2012-01-26

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ID=44658504

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2011/001462 Ceased WO2012010155A1 (fr) 2010-07-17 2011-07-15 Procédé et dispositif d'extraction et de dosage de matière en vrac

Country Status (2)

Country Link
DE (1) DE102010027547B4 (fr)
WO (1) WO2012010155A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113060567A (zh) * 2021-03-19 2021-07-02 广东智源机器人科技有限公司 物料下料模组
CN115873655A (zh) * 2022-12-08 2023-03-31 纳拓润滑技术（上海）有限公司 一种润滑脂的制备方法及其称量装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105539932B (zh) * 2015-12-30 2019-08-02 长春北方化工灌装设备股份有限公司 一种自适应修正称重系统误差的方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1133653A (en) * 1966-03-08 1968-11-13 Edward William Mulcahy Improvements relating to apparatus for dispensing chemical dosing solutions
EP0344521A2 (fr) 1988-06-01 1989-12-06 AZO GmbH & Co Dispositif pour doser des constituants d'un mélange fluide en granules solides
DE3928115A1 (de) * 1989-08-25 1991-04-04 Veba Kraftwerke Ruhr Vorrichtung zum entleeren von schuettgut enthaltenden silos
EP0580992B1 (fr) 1992-06-04 1997-02-26 Von Bennigsen-Mackiewicz, Edith Dispositif et procédé pour vider des récipients pour matières en vrac
DE20219024U1 (de) * 2002-12-06 2003-03-06 Kruse, Hermann, Dipl.-Ing., 22081 Hamburg Anordnung zum Umladen von Schüttgut
DE10220792A1 (de) 2002-05-10 2003-11-20 Azo Verwaltungs Gmbh Vorrichtung zum Zuteilen von fließfähigen Materialien
EP1237801B1 (fr) 1999-12-16 2005-09-14 Legno AG Dispositif de distribution et de dosage pour matieres a deverser

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1133653A (en) * 1966-03-08 1968-11-13 Edward William Mulcahy Improvements relating to apparatus for dispensing chemical dosing solutions
EP0344521A2 (fr) 1988-06-01 1989-12-06 AZO GmbH & Co Dispositif pour doser des constituants d'un mélange fluide en granules solides
DE3928115A1 (de) * 1989-08-25 1991-04-04 Veba Kraftwerke Ruhr Vorrichtung zum entleeren von schuettgut enthaltenden silos
EP0580992B1 (fr) 1992-06-04 1997-02-26 Von Bennigsen-Mackiewicz, Edith Dispositif et procédé pour vider des récipients pour matières en vrac
EP1237801B1 (fr) 1999-12-16 2005-09-14 Legno AG Dispositif de distribution et de dosage pour matieres a deverser
DE10220792A1 (de) 2002-05-10 2003-11-20 Azo Verwaltungs Gmbh Vorrichtung zum Zuteilen von fließfähigen Materialien
DE20219024U1 (de) * 2002-12-06 2003-03-06 Kruse, Hermann, Dipl.-Ing., 22081 Hamburg Anordnung zum Umladen von Schüttgut

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113060567A (zh) * 2021-03-19 2021-07-02 广东智源机器人科技有限公司 物料下料模组
CN115873655A (zh) * 2022-12-08 2023-03-31 纳拓润滑技术（上海）有限公司 一种润滑脂的制备方法及其称量装置
CN115873655B (zh) * 2022-12-08 2024-03-12 纳拓润滑技术（上海）有限公司 一种润滑脂的制备方法及其称量装置

Also Published As

Publication number Publication date
DE102010027547A1 (de) 2012-02-02
DE102010027547B4 (de) 2013-08-29

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