EP2168670B1 - Schüttgutmischvorrichtung - Google Patents

Schüttgutmischvorrichtung Download PDF

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Publication number
EP2168670B1
EP2168670B1 EP09170314A EP09170314A EP2168670B1 EP 2168670 B1 EP2168670 B1 EP 2168670B1 EP 09170314 A EP09170314 A EP 09170314A EP 09170314 A EP09170314 A EP 09170314A EP 2168670 B1 EP2168670 B1 EP 2168670B1
Authority
EP
European Patent Office
Prior art keywords
container
tool
package
bulk material
mixing
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.)
Active
Application number
EP09170314A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2168670A1 (de
Inventor
Wolfgang Rüberg
Ulrich Tölle
Kristof Szermanski
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.)
Dr Herfeld GmbH and Co KG
Original Assignee
Dr Herfeld GmbH and Co KG
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 Dr Herfeld GmbH and Co KG filed Critical Dr Herfeld GmbH and Co KG
Publication of EP2168670A1 publication Critical patent/EP2168670A1/de
Application granted granted Critical
Publication of EP2168670B1 publication Critical patent/EP2168670B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/60—Mixing solids with solids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/112—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades
    • B01F27/1123—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades sickle-shaped, i.e. curved in at least one direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/19—Stirrers with two or more mixing elements mounted in sequence on the same axis
    • B01F27/192—Stirrers with two or more mixing elements mounted in sequence on the same axis with dissimilar elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/805—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis wherein the stirrers or the receptacles are moved in order to bring them into operative position; Means for fixing the receptacle
    • B01F27/806—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis wherein the stirrers or the receptacles are moved in order to bring them into operative position; Means for fixing the receptacle with vertical displacement of the stirrer, e.g. in combination with means for pivoting the stirrer about a vertical axis in order to co-operate with different receptacles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/45—Closures or doors specially adapted for mixing receptacles; Operating mechanisms therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/30—Mixing paints or paint ingredients, e.g. pigments, dyes, colours, lacquers or enamel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/50—Mixing receptacles
    • B01F35/511—Mixing receptacles provided with liners, e.g. wear resistant or flexible liners

Definitions

  • the invention relates to a bulk material mixing machine, comprising a container receptacle having a receiving opening for receiving a container containing a mix and a motor rotatably driven, sitting on a drive shaft tool as part of a drive unit, wherein the tool and the container receptacle for introducing the tool into the mix relative to each other are movable.
  • Such mixing machines are industrial mixers used for mixing bulk material, in particular powdered bulk material or granules. For example, mixtures of plastic granules or powder mixtures for the paint industry are mixed with such mixers, just to name a few examples.
  • Such a mixing machine has a container which, depending on the design of the mixing machine, forms the mixing container into which the material to be mixed - the mix - is filled for the mixing process. For the process of mixing, it is necessary to move the mix within the container to form a Mischgutstromes, wherein such a flow is a turbulent flow, according to which the material to be mixed is mixed.
  • dispersing tools extending into the mixture flow can be used to improve the mixing.
  • Such dispersing tools are seated on a drive shaft rotatably driven by a motor and are part of a drive unit. Since such a tool must be arranged within the container for the process of mixing, the tool or the drive unit with the tool and the container are movable relative to each other.
  • the upper, the filling opening of the plastic bag bordering edge of the plastic bag is attached to a drive unit associated flange.
  • a drive unit associated flange As means for generating a Mischgutstromes acting on the container receptacle vibration drive is used.
  • the container receptacle itself is resiliently held for this purpose. Axially passes through the mounting flange of the drive unit to which the plastic bag is connected, the drive shaft with a dispersing tool sitting thereon.
  • the dispersing tool serves only the purpose of introducing turbulence in the Mischgutstrom.
  • wrinkles may form in the area between the upper end of the container and the mounting flange of the drive unit to which the free end of the plastic bag is connected.
  • wrinkles in the inner surface of the container or the container in which the Mischgutstrom is generated but hinder the mixing process; also it can happen that in the Folds material accumulates, which is then not further mixed with the other material.
  • the invention together or with the interposition of the container itself connected to the connector.
  • a cover assigned to the drive unit is provided as the connection piece. This is used depending on the configuration for closing the receiving opening of the container receptacle or the container itself.
  • the connector not only serves the purpose of creating a representational unit between the container and drive unit for the process of mixing, but also this forms the closure for the container .
  • the connection of the lid to the container receptacle or the container can be provided in the working position with the interposition of a seal, which may for example be designed as a skin-provided sealing cord.
  • a plastic bag or bag is to be accommodated in the container receptacle with the mixed material, it is possible to bring the opening-side end out of the container receptacle and to turn it outward in the manner of a collar. If the mixing machine has a cover as a connection piece, it fixes the plastic bag at the upper end of the container receptacle in its working position at the same time. This requires no additional activities for connecting the plastic bag to the container receptacle or the drive unit.
  • the container receptacle itself is typically designed with a cylindrical inner circumferential surface.
  • To fix the container will usually provide a vacuum fixation, as this is known per se.
  • the container to be used in such a container receptacle is tapered conically according to a preferred embodiment to its bottom, in particular frustoconical with a small, deviating from the perpendicular angle.
  • the container In the area of its opening-side sections, however, the container is adapted to the inner diameter of the container receptacle, so that it lies completely against it. Therefore, these portions serve simultaneously as an outer seal against the vacuum-fixed container sections.
  • An industrial mixing machine 1 has a container receptacle 2, which is rigidly mounted on a base plate 3. On the base plate 3, a lifting column 4 is arranged next to the container receptacle 2, which carries a generally designated by the reference numeral 5 drive unit. By means of the lifting column 4, the drive unit 5 is movable in the vertical direction. In FIG. 1 is the drive unit 5 in its upper end position.
  • the drive unit 5 comprises as drive unit a three-phase electric motor 6.
  • the motor 6 is mechanically connected to a motor support 7, which is connected with the interposition of a pivot joint 8 to the lifting column 4.
  • the pivot pin of the pivot joint 8 is in FIG. 1 marked with the reference numeral 9.
  • FIG. 1 shown position can be adjusted counterclockwise. Fixed is the in FIG. 1
  • the fixing bolt 11 can be raised and lowered by an adjusting lever 12 and thus from the locked position, as shown in FIG FIG. 1 is shown, moved out.
  • the mixing tool 15 includes a lower mixing blade tool and one of them in the direction of the electric motor 6 out spaced horn tool 17.
  • the two wings 18, 18.1 of the mixing blade tool 16 are employed, thus have a relation to a transverse to the longitudinal axis of the drive shaft 14 extending plane on a slope. Relative to the direction of rotation, the two wings 18, 18.1 are articulated in the same direction.
  • the two horns 19, 19.1 of the horn tool 17 are in the illustrated embodiment at an angular distance about 90 ° to the orientation of the wings 18, 18.1 of the mixing blade tool 16.
  • the horns 19, 19.1 are employed in the same direction with the wings 18, 18.1, albeit with a much lower angle of inclination.
  • the mixing blade tool 16 is used to generate a Mischgutstromes during operation of the mixing machine. 1
  • the mixing machine 1 is used for mixing of mixed material, which is contained in a container and also remains for the process of mixing in the container.
  • a container for example, a plastic bag or a bucket or any other suitable container serve.
  • the container receptacle 2 has a vacuum fixation.
  • the container receptacle 2 is constructed double-walled in its lower portion, as this in FIG. 2 is recognizable.
  • a vacuum chamber is formed, from which air is withdrawn via a vacuum pump connection 22 for fixing a container in the container receptacle 2, thus generating a negative pressure.
  • the outer wall 20 is sealed to the outside of the container receptacle 2 connected.
  • the container receptacle 2 is provided in its portion enclosed by the outer wall 20 with a plurality of perforations arranged in the manner of a grid (not shown in the figures). This is necessary to suck the container to the inner wall of the container receptacle 2 and thereby fix.
  • the drive unit 5 has a cover 23 attached to the motor mount 7.
  • the cover 23 is movable with the drive unit 5 in the vertical direction relative to the container receptacle 2.
  • the lid 23 serves as shown FIG. 2 can be seen in which the drive unit 5 and the container receptacle 2 in its working position - in the Mischreazan - are shown, for closing the upper-side receiving opening ⁇ the container receptacle 2. In this position, the lid 23 acts with the interposition of a provided with a skin sealing cord 24 as a seal against the upper end of the container 2, under bias.
  • the container receptacle 2 is closed and, on the other hand, the container receptacle 2 is connected to the drive unit 5, to form an objective unit with this.
  • a positioning cylinder 25th For adjusting the drive unit 5 in the vertical direction is a positioning cylinder 25th
  • the wing mixing tool 16 which is designed as a so-called Bodenippor, with a small distance to the bottom 26 of the container receptacle 2.
  • the span of the wings 18, 18.1 relative to the inner diameter of the container receptacle 2 is relatively large.
  • the container receptacle 2 is designed as a ring cylinder. Is used in the container receptacle 2, before the drive unit 5 from its in FIG. 1 shown position in their lowered, in FIG. 2 shown working position has been brought, a plastic bag 27 as a container.
  • the plastic bag 27 is in the actual sense an inliner, which can be produced for example as a deep-drawn plastic part.
  • the plastic bag 27 is tapered conically starting from the receiving opening ⁇ the container receptacle 2 towards the bottom 26. This facilitates insertion and removal of the plastic bag 27 into the container receptacle 2 into or out of it. In the plastic bag 27 is up to the in FIG. 2 indicated level F contain the good to be mixed.
  • the plastic bag 27 is folded over the upper end of the container receptacle 2 to form a collar 28 to the outside.
  • the sealing cord 24 of the lid 23 acts on the apex of the collar 28, whereby the plastic bag 27 is fixed on the upper side by the lid at the same time.
  • the mixing machine 1 To prepare a mixing process is the mixing machine 1 in their in FIG. 1 shown position.
  • the plastic bag 27 In the receiving opening ⁇ the container receptacle 2, the plastic bag 27 is used with the mix and fixed therein by applying a negative pressure by means of a vacuum pump in the negative pressure chamber 21.
  • the collar 28 is, if not done before, overturned around the top of the container receptacle 2.
  • the drive unit 5 is lowered by means of the adjusting cylinder 25 so that the tools 16, 17 can dip into the plastic bag 27 and the mix contained therein.
  • the mixing blade tool 16 and thus the horn tool 17 is driven counterclockwise at low speed.
  • the drive device 5 and with this the tools 16, 17 back into their in FIG. 1 shown position.
  • the tools 16, 17 are moved out of the plastic bag 27, they are driven in a dextrorotatory manner so that mixed material located thereon can fall from the wings 18, 18.1 or the horns 19, 19.1 into the open plastic bag 27.
  • the drive unit 5 is in its in FIG. 1 shown position, this may additionally, as in FIG. 3 in a plan view of the mixing machine 1, from its in FIG. 1 be shown pivoted out position.
  • a removal of the plastic bag 27 is facilitated as a container with the now mixed mix from the container receptacle 2.
  • the container can be closed before it is removed from the container receptacle 2, if desired.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Accessories For Mixers (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Food-Manufacturing Devices (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
EP09170314A 2008-09-26 2009-09-15 Schüttgutmischvorrichtung Active EP2168670B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE202008012827U DE202008012827U1 (de) 2008-09-26 2008-09-26 Mischmaschine

Publications (2)

Publication Number Publication Date
EP2168670A1 EP2168670A1 (de) 2010-03-31
EP2168670B1 true EP2168670B1 (de) 2012-02-29

Family

ID=40076533

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09170314A Active EP2168670B1 (de) 2008-09-26 2009-09-15 Schüttgutmischvorrichtung

Country Status (5)

Country Link
EP (1) EP2168670B1 (es)
CN (1) CN101711958B (es)
AT (1) ATE547168T1 (es)
DE (1) DE202008012827U1 (es)
ES (1) ES2383043T3 (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202019004338U1 (de) 2019-10-19 2019-11-14 August Berger Metallwarenfabrik Gmbh Mischbehälter

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009044077A1 (de) * 2009-09-23 2011-04-07 Gako Konietzko Gmbh Programmgesteuertes Rührgerät und Verfahren zu seiner Steuerung
DE102011018433B4 (de) * 2011-04-20 2012-12-13 Ekato Systems Gmbh System zur Entleerung eines mit fließfähigem Medium gefüllten Behälters
DE102012215330A1 (de) * 2012-08-29 2013-08-22 Siemens Aktiengesellschaft Rührwerk
EP2789548A1 (en) * 2013-04-09 2014-10-15 F.Ceredi S.P.A. Method of producing a container with a protective liner, product container
DE202015103284U1 (de) * 2015-06-23 2016-09-26 Dr. Herfeld Gmbh & Co Kg Mischmaschine sowie Inliner dafür
AT14910U3 (de) * 2016-03-07 2017-03-15 W&P Baustoffe Gmbh Anordnung zum Herstellen von mit Pigment versetzten Gemengen
AT518301B1 (de) * 2016-03-07 2021-07-15 Baumit Gmbh Anordnung zum Herstellen von mit Pigment versetzten Gemengen
CN109173910A (zh) * 2018-11-06 2019-01-11 大余县萤通工贸有限公司 一种用于萤石生产的混料搅拌装置
DE202019105995U1 (de) 2019-10-29 2019-11-07 Dr. Herfeld Gmbh & Co Kg Mischmaschine
CN113262732B (zh) * 2021-05-10 2022-06-21 深圳市真味生物科技有限公司 一种搅拌设备的换膜装置
IT202100032078A1 (it) * 2021-12-21 2023-06-21 La Saponaria S R L Soc Benefit Mixer perfezionato per la produzione di sapone.

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BE458075A (es) *
DE395257C (de) * 1922-10-27 1925-02-26 Max Rogler Ruehr- und Abzapfvorrichtung fuer Farben u. dgl. aus Gefaessen
DE924676C (de) * 1951-10-03 1955-03-07 Roddewig & Co Vorrichtung zur Herstellung luftfreier, giessfaehiger Gipsbreie
US4122973A (en) * 1977-10-14 1978-10-31 Ahern Paul B Lined containers for paint and the like
DE3543913A1 (de) * 1985-12-12 1987-06-19 Herfeld Friedrich W Mischvorrichtung
HU196916B (en) 1986-08-14 1989-02-28 Richter Gedeon Vegyeszet Apparatus for mixing and/or drying bulkable materials
US5829344A (en) 1997-06-09 1998-11-03 Lande; Arnold J. Home yogurt/cheese making machine
DE60307493T2 (de) * 2002-03-05 2007-09-13 Sancassiano S.P.A., Roddi D'alba Knetmaschine für Teigmittel, insbesondere für Backwaren
ITTO20021020A1 (it) * 2002-11-26 2004-05-27 Sancassiano Spa Macchina impastatrice per paste alimentari particolarmente
CN200939372Y (zh) * 2006-08-28 2007-08-29 浙江化工科技集团有限公司 气流式混合机

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202019004338U1 (de) 2019-10-19 2019-11-14 August Berger Metallwarenfabrik Gmbh Mischbehälter
EP3808441A1 (de) 2019-10-19 2021-04-21 Nittel Halle GmbH Mischbehälter

Also Published As

Publication number Publication date
ES2383043T3 (es) 2012-06-15
EP2168670A1 (de) 2010-03-31
DE202008012827U1 (de) 2008-11-27
CN101711958A (zh) 2010-05-26
CN101711958B (zh) 2014-05-07
ATE547168T1 (de) 2012-03-15

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