EP3718719B1 - Installation de fabrication de plaques pourvue d'un dispositif de dosage réglable en hauteur - Google Patents

Installation de fabrication de plaques pourvue d'un dispositif de dosage réglable en hauteur Download PDF

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Publication number
EP3718719B1
EP3718719B1 EP20163064.7A EP20163064A EP3718719B1 EP 3718719 B1 EP3718719 B1 EP 3718719B1 EP 20163064 A EP20163064 A EP 20163064A EP 3718719 B1 EP3718719 B1 EP 3718719B1
Authority
EP
European Patent Office
Prior art keywords
column
lifting
sealing
dosing
lifting column
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
EP20163064.7A
Other languages
German (de)
English (en)
Other versions
EP3718719C0 (fr
EP3718719A1 (fr
Inventor
Stöcker Robert
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.)
SR Schindler Maschinen Anlagetechnik GmbH
Original Assignee
SR Schindler Maschinen Anlagetechnik GmbH
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
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Publication of EP3718719A1 publication Critical patent/EP3718719A1/fr
Application granted granted Critical
Publication of EP3718719C0 publication Critical patent/EP3718719C0/fr
Publication of EP3718719B1 publication Critical patent/EP3718719B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B5/00—Producing shaped articles from the material in moulds or on moulding surfaces, carried or formed by, in or on conveyors irrespective of the manner of shaping
    • B28B5/06—Producing shaped articles from the material in moulds or on moulding surfaces, carried or formed by, in or on conveyors irrespective of the manner of shaping in moulds on a turntable
    • B28B5/08—Producing shaped articles from the material in moulds or on moulding surfaces, carried or formed by, in or on conveyors irrespective of the manner of shaping in moulds on a turntable intermittently rotated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
    • B28B13/02—Feeding the unshaped material to moulds or apparatus for producing shaped articles
    • B28B13/0215—Feeding the moulding material in measured quantities from a container or silo
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
    • B30B11/02—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a ram exerting pressure on the material in a moulding space
    • B30B11/08—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a ram exerting pressure on the material in a moulding space co-operating with moulds carried by a turntable
    • B30B11/10—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a ram exerting pressure on the material in a moulding space co-operating with moulds carried by a turntable intermittently rotated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/30—Feeding material to presses
    • B30B15/302—Feeding material in particulate or plastic state to moulding presses

Definitions

  • the present invention relates to a plate production line.
  • Such plate production systems are known from the prior art.
  • Systems of this type usually have a number of working units which, in particular, successively carry out working steps for the production of panels.
  • devices can be provided which press the corresponding plates, devices which eject the pressed plates and also metering devices which supply the material to be pressed to a pressing mold.
  • Dosing devices of this type are often used in plate production systems, such as hermetic presses.
  • Slab production plants are generally used to produce stones, concrete slabs, in particular terrazzo and cast stone slabs, paving stones, for example in hermetic quality, terrace and pavement slabs, as well as single-layer and two-layer slabs, also with combined filters and hermetic pressing methods, in a continuous production process.
  • a dosing device serves to dose the concrete slab material to be pressed in the correct portioning.
  • Dosing devices used in the prior art are, for example, dosing disc dosing devices and tube dosing devices.
  • the dosing device is suspended from a carrier, for example from a vertically extending arm, and is attached to an upper area. Because of the production processes, it is advantageous if an up and down movement of the dosing device is enabled in relation to a press mold lying underneath. It can also be advantageous to be able to pivot such a dosing device about an axis, for example to be able to rotate about a vertically extending column, for example by the column serving as the axis of rotation.
  • the present invention is therefore based on the object of advantageously enabling an automated sequence of movements of the dosing device, both with regard to its height adjustment and with regard to a rotary movement, the heavy weight of such a dosing device within the plate production system being taken into account in particular. In this way, an almost trouble-free function can be made available. Furthermore, this sequence of movements should be able to be carried out with as little disruption as possible.
  • a panel production system for producing panels has a press mold to which a material to be pressed can be fed and a metering device which meteredly feeds the material to be pressed to the press mold, the metering device being arranged above this press mold and the metering device having a carrier is arranged and wherein this carrier allows a movement of the dosing device in a height direction of the carrier and/or a pivoting of the dosing device in a predetermined pivoting direction.
  • the support device has a lifting column that is movable in the vertical direction, and a drive device that is used to move the lifting column in the vertical direction, and at least one sealing device for sealing components of the support device from the environment.
  • a column device for suspending a dosing device in particular in an upper area, which is advantageously connected to the foundation of the plate production plant and is connected in particular on the underside and which particularly preferably has an encapsulated lifting column, as described below particularly preferably both rotary drives and a lifting or up and down movement drive are provided.
  • the panel production system has a transport carrier, such as a turntable, which is preferably guided past the dosing device and also other work stations so that they can carry out different production steps on the product.
  • a transport carrier such as a turntable
  • the plate production system is preferably a rotary system.
  • the plate production system is particularly preferably a clocked system.
  • the panel production plant preferably also has a pressing device for pressing panels and/or a pre-pressing device or pre-pressing station.
  • this carrier device is at least partially sealed off from the environment, sealing being understood to mean that contamination of the carrier device can be prevented or reduced in any case.
  • the lifting column is particularly preferably arranged on a floor support.
  • the drive device for moving the lifting column is particularly preferably an electric motor device, although pneumatic drives or hydraulic drives would also be conceivable.
  • the lifting column extends in a vertical direction.
  • the system has a pressing device which presses the material to be processed and in particular presses it into the compression mold.
  • the pressing device is particularly preferably a hermetic press.
  • the dosing device can be, for example, a disk dosing device or a tube dosing device.
  • the dosing device can have a multiplicity of disks, which particularly preferably rest against one another in a working operation and which particularly preferably have through-openings through which the material to be pressed can be passed.
  • the dosing device has an introduction device and in particular an introduction funnel, via which the material can be fed.
  • the lifting column is non-rotatable.
  • the sealing device has a first sealing device for sealing off sections of the lifting column from the environment. In this way, areas of the lifting column in particular can be secured against contamination.
  • the first drive device has a lifting spindle for carrying out the lifting movement.
  • This lifting spindle can interact with a nut, for example, in order to bring about the vertical movement of the lifting column.
  • this lifting spindle is arranged at least in sections within the lifting column. In this way, the lifting spindle can be protected from contamination.
  • This lifting spindle can particularly preferably be arranged completely within the lifting column.
  • the lifting column is not only encapsulated in its exposed areas from the environment, for example by means of a housing, but also in a first and in particular upper area, which has a further drive, for example a rotary drive motor, and also a lower area in which said lifting spindle and/or the drive device is arranged to carry out the lifting movement.
  • a further drive for example a rotary drive motor
  • said lifting spindle and/or the drive device is arranged to carry out the lifting movement.
  • These are preferably each arranged in the interior areas, ie in particular an area that is shielded from an outside area.
  • a preferably vertically extending column device can be provided, which is used to attach a dosing device, for example in the area of connection elements, and which also preferably has a lifting column that can be moved up and down, which is protected against dirt to avoid malfunctions due to the up and down movement is.
  • the lifting column or column device can have a foot which is fixed relative to, for example, a table or another support of a panel production system or a floor.
  • the drive device mentioned above which is advantageously arranged inside the foot and particularly preferably extending in the horizontal direction, is used to drive a lifting spindle.
  • the lifting spindle is preferably arranged inside the lifting column and thus remains free of contamination.
  • Said lifting spindle can have a spindle in a predetermined area, for example in its upper area, which is used to move the lifting column device up and down by rotating the spindle.
  • the lifting column can have a thread which engages in the spindle.
  • the lifting column can be moved up or down relative to the spindle by means of the spindle or screw effect.
  • the sealing device has at least one sealing device for sealing off the first drive device from the environment.
  • the drive device can be an electric motor, which is arranged inside a housing and is also encapsulated from the environment by this housing.
  • the carrier device has a second drive device, which causes a pivoting movement of the dosing device with respect to a predetermined pivot axis.
  • This pivot axis can in particular be a vertical axis.
  • this second drive device is spaced apart from the first drive device.
  • the first drive device can be arranged in a foot area of the carrier device and the second drive device in an upper area.
  • the lifting column is preferably arranged between the first drive device and the second drive device.
  • the second drive device is arranged in a stationary manner.
  • the device can have a rotary bearing in order to be able to rotate components of the carrier device with respect to other components.
  • a further sealing device which seals off the second drive device from the environment.
  • the second drive device for example a drive motor, but also corresponding bearings can be sealed off from the environment so that contamination is prevented.
  • the carrier device has a fastening device for detachably fastening the dosing device to the carrier device.
  • the carrier device can be hung in a region of the fastening device.
  • the dosing device can, for example, have hook elements have, which can be hung on the corresponding counterparts on the carrier device.
  • the second drive device is arranged above this fastening device.
  • the sealing device has at least one bellows.
  • a bellows allows a seal and at the same time a retraction and extension of a lifting cylinder while maintaining the sealing function.
  • the sealing device has a first column casing which surrounds the lifting column at least in sections.
  • an anti-rotation device which prevents the lifting column from rotating relative to this column shell.
  • the embodiment of a rotary spindle device mentioned above poses the risk that the lifting column will also rotate. This is prevented by the anti-rotation device mentioned here, for example a safety device.
  • This anti-rotation device can be a permanent connection between the lifting column and an external column casing, which is described above.
  • This column jacket can preferably be arranged inside a column jacket foot by means of sealing elements.
  • sealing devices can also be provided above the mentioned column shell, which can particularly preferably be designed circular and thus enable a seal against the environment.
  • a complementary nut can be provided in the area of the above-mentioned lifting spindle, which is also arranged inside the lifting column.
  • a rotation of the spindle with respect to a vertical axis therefore allows a relative movement of this nut and thus of the lifting column with respect to a spindle. Turning in other direction would in turn cause a downward movement.
  • a column-free area that changes in length or height during the up and down movement.
  • a bellows can be provided in this area, as mentioned above, which extends in its upper area from a column head casing downwards into the upper area of the column casing ,
  • the sealing elements can preferably also be present, extends.
  • this bellows can preferably be moved up and down, so that the exposed, changing lengths or height expansions of the lifting column can be bridged in an encapsulating manner during the up and down movement.
  • the above-mentioned drive motor that is preferably present in the upper area of the column head casing is also preferably optionally encapsulated against dirt.
  • This drive motor can rotate with respect to an internal rotary unit and thereby cause the entire column head shell (with the metering device arranged thereon) to rotate.
  • the holding device present for accommodating the dosing device is also rotated about the vertical axis. This in turn means that the dosing device, which is arranged on the holding device, is pivoted or rotated about a vertical axis.
  • the sealing device has a second column jacket which surrounds the lifting column and which is spaced apart from the first column jacket.
  • the bellows mentioned above can be provided between these two column shells.
  • the second column shell is spaced apart from the first column shell in a longitudinal direction of the lifting device and in particular in a vertical direction.
  • this reference number 1 shows a plate production system 100 according to the invention. This has a turntable on which a large number of processed processing stations are arranged.
  • this reference number 1 refers to a dosing device, described in more detail here, which doses the material to be supplied into a compression mold.
  • Reference number 102 designates a distribution station, which distributes the material filled into a mold, for example a press mold, by the metering device 1 or causes a uniform distribution of this material.
  • Reference number 103 refers to a free station. This can be occupied to carry out additional, optional work steps, for example to produce special models of plates.
  • the reference numeral 104 denotes a rear concrete - filling station. This can, for example, add another layer of concrete or material. In this way, multilayer boards can be produced. This station can also be omitted when producing single-layer panels.
  • the reference number 105 shows a pre-compression device. Using this station, the material filled into the mold is pre-compacted (before the actual pressing process).
  • Reference number 106 shows the pressing station in which the panels to be produced are pressed.
  • Reference number 107 designates an output station or removal station in which the manufactured panels are removed or pressed out of their mold.
  • Numeral 52 designates a rotatable transport carrier. Using this transport carrier, the material is transported from one station to the next station in cycle operation. The individual stations 1 and 102 - 107 are opposite to this rotary movement of the Transport carrier arranged stationary.
  • Reference number 1 designates the dosing device described here.
  • This dosing device can have a feed device or an introduction device for a material to be pressed, such as a hopper, for example.
  • the dosing device can have a receiving device, such as in particular a so-called dosing pot, into which the material to be pressed arrives.
  • a large number of dosing disks can be arranged below this dosing pot, with the dosing disks preferably having openings through which the material to be pressed can pass, dosing being achieved by a rotary position of these dosing disks.
  • FIG. 2 shows a schematic representation of a carrier device according to the invention for carrying the dosing device (not shown).
  • a holding device 3 is provided on which the dosing device (not shown) can be arranged.
  • the carrier device is designed overall as a lifting column 2 which can be displaced in the vertical V direction.
  • a driven lifting spindle 8 is provided, which cooperates with a nut (not shown) in order to achieve the longitudinal movement or lifting movement of the lifting spindle 2 .
  • Reference number 11 designates an anti-twist device to prevent the lifting spindle from twisting relative to a column support or column jacket 10 .
  • Reference number 9 designates sealing elements in order to seal off the lifting columns 2 from the environment.
  • Numeral 8 denotes the jackscrew itself.
  • Numeral 6 denotes a drive motor used to rotate the jackscrew.
  • the reference number 4 designates a foot, within which the drive motor 6 is integrated.
  • the reference numeral 27 denotes a gear for the lifting spindle.
  • the reference number 12 designates further sealing elements for sealing the lifting spindle 2.
  • the reference number 13 designates a bellows, which seals further areas of the lifting spindle and at the same time also provides a seal independent of a height position, or allows the displacement position of the lifting spindle relative to the column jacket.
  • Reference number 14 designates a second column shell, which is arranged in an upper area of the lifting spindle and in turn seals it.
  • the reference number 15 designates a rotary unit which enables the holding device 3 to be rotated.
  • a counterweight can be arranged opposite the mounting point for the dosing device (not shown).
  • Reference number 17 designates an axis of rotation in the upper area, in particular an upper third, of the device. This axis of rotation is used to implement the rotary movement, for example by means of gears not shown, of the column head jacket 14 and the holding device 3 by activating the drive motor and to carry out or fix the movement as such.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Press Drives And Press Lines (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)

Claims (9)

  1. Installation de production de panneaux (100), destinée à fabriquer des panneaux, pourvue d'un moule de pressage, vers lequel peut être alimentée une matière qui doit être pressée et pourvue d'un dispositif de dosage (1), lequel alimente le moule de pressage avec la matière à presser, le dispositif de dosage (1) étant placé au-dessus dudit moule de pressage et le dispositif de dosage (1) étant placé sur un support et ledit support permettant un déplacement du dispositif de dosage dans une direction en hauteur (h) et un pivotement du dispositif de dosage dans une direction de pivotement prédéfinie,
    le dispositif de support comportant une colonne de levage (2), déplaçable dans la direction en hauteur, ainsi qu'un premier dispositif d'entraînement (6), lequel sert à déplacer la colonne de levage (2) dans la direction en hauteur, ainsi qu'au moins un dispositif d'étanchéité (13, 9, 12), destiné à assurer l'étanchéité de composants du dispositif de support par rapport à un environnement,
    caractérisée en ce que le dispositif d'étanchéité comporte une première enveloppe de colonne (10), qui entoure la colonne de levage au moins par endroits, un dispositif anti-rotation (11) étant prévu, lequel empêche une rotation de la colonne de levage (2) par rapport à au moins une enveloppe de colonne et / ou le dispositif de support comportant un deuxième dispositif d'entraînement (15, 16), lequel permet un déplacement en pivotement du dispositif de dosage (1), le dispositif de support comportant un dispositif de fixation, pour la fixation amovible du dispositif de dosage sur le dispositif de support, le deuxième dispositif d'entraînement étant placé au-dessus du dispositif de fixation.
  2. Installation de production de panneaux (100) selon la revendication 1,
    caractérisée en ce que
    le dispositif d'étanchéité comporte un premier système d'étanchéité (13), destiné à assurer l'étanchéité de segments de la colonne de levage (2) par rapport à l'environnement.
  3. Installation de production de panneaux (100) selon au moins l'une quelconque des revendications précédentes,
    caractérisée en ce que
    le premier dispositif d'entraînement comporte une broche de levage (7), destinée à réaliser le déplacement en levée.
  4. Installation de production de panneaux (100) selon la revendication précédente,
    caractérisée en ce que
    la broche de levage est placée au moins par endroits à l'intérieur de la colonne de levage (2).
  5. Installation de production de panneaux (100) selon au moins l'une quelconque des revendications précédentes,
    caractérisée en ce que
    le dispositif d'étanchéité comporte au moins un système d'étanchéité, destiné à assurer l'étanchéité du premier dispositif d'entraînement par rapport à l'environnement.
  6. Installation de production de panneaux (100) selon au moins l'une quelconque des revendications précédentes,
    caractérisée
    en ce qu'il est prévu un système d'étanchéité supplémentaire, lequel assure l'étanchéité du dispositif d'entraînement par rapport à l'environnement.
  7. Installation de production de panneaux (100) selon au moins l'une quelconque des revendications précédentes,
    caractérisée en ce que
    le dispositif d'étanchéité comporte au moins un soufflet.
  8. Installation de production de panneaux (100) selon au moins l'une quelconque des revendications précédentes,
    caractérisée en ce que
    le dispositif d'étanchéité comporte une deuxième enveloppe de colonne (14), qui entoure la colonne de levage (2) et qui est espacé par rapport à la première enveloppe de colonne.
  9. Installation de production de panneaux (100) selon la revendication précédente,
    caractérisée en ce que
    la deuxième enveloppe de colonne (14) est rotative par rapport à la colonne de levage (2).
EP20163064.7A 2019-03-29 2020-03-13 Installation de fabrication de plaques pourvue d'un dispositif de dosage réglable en hauteur Active EP3718719B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102019108333 2019-03-29

Publications (3)

Publication Number Publication Date
EP3718719A1 EP3718719A1 (fr) 2020-10-07
EP3718719C0 EP3718719C0 (fr) 2023-06-07
EP3718719B1 true EP3718719B1 (fr) 2023-06-07

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Application Number Title Priority Date Filing Date
EP20163064.7A Active EP3718719B1 (fr) 2019-03-29 2020-03-13 Installation de fabrication de plaques pourvue d'un dispositif de dosage réglable en hauteur

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EP (1) EP3718719B1 (fr)
PL (1) PL3718719T3 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112792980A (zh) * 2021-02-05 2021-05-14 建华建材（中国）有限公司 一种管桩模具泵送用自动调整高度计量平车及其自动调节方法
CN114227864B (zh) * 2021-12-24 2023-07-07 克州鑫源建筑安装有限责任公司 一种建筑制砖成型的自动加工系统及其使用方法
CN116638616B (zh) * 2023-06-01 2023-12-22 无锡市亿洲耐火材料有限公司 一种氧化铝空心球砖的制坯装置及其制坯方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10148835B4 (de) * 2001-08-22 2008-04-30 Donau-Werkzeugmaschinen Gmbh & Co. Kg Schnellradialbohrmaschine
ITFI20040067A1 (it) * 2004-03-22 2004-06-22 Ugo Giannelli Pressa per la produzione di mattonelle o manufatti equivalenti in impasti cementizi,corredata di accessori protettivi

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Publication number Publication date
EP3718719C0 (fr) 2023-06-07
EP3718719A1 (fr) 2020-10-07
PL3718719T3 (pl) 2023-10-23

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