EP1543929A1 - Method and equipment for decorating ceramic pieces and product thus obtained - Google Patents

Method and equipment for decorating ceramic pieces and product thus obtained Download PDF

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Publication number
EP1543929A1
EP1543929A1 EP03709828A EP03709828A EP1543929A1 EP 1543929 A1 EP1543929 A1 EP 1543929A1 EP 03709828 A EP03709828 A EP 03709828A EP 03709828 A EP03709828 A EP 03709828A EP 1543929 A1 EP1543929 A1 EP 1543929A1
Authority
EP
European Patent Office
Prior art keywords
notches
bisque
ceramic pieces
mixture
pressing
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.)
Withdrawn
Application number
EP03709828A
Other languages
German (de)
English (en)
French (fr)
Inventor
Eusebio Moro Franco
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
Priority claimed from ES200201785A external-priority patent/ES2211299B1/es
Application filed by Individual filed Critical Individual
Publication of EP1543929A1 publication Critical patent/EP1543929A1/en
Withdrawn legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B3/00Producing shaped articles from the material by using presses; Presses specially adapted therefor
    • B28B3/02Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
    • B28B3/021Ram heads of special form
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B1/00Producing shaped prefabricated articles from the material
    • B28B1/005Devices or processes for obtaining articles having a marble appearance
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B11/00Apparatus or processes for treating or working the shaped or preshaped articles
    • B28B11/001Applying decorations on shaped articles, e.g. by painting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B11/00Apparatus or processes for treating or working the shaped or preshaped articles
    • B28B11/08Apparatus or processes for treating or working the shaped or preshaped articles for reshaping the surface, e.g. smoothing, roughening, corrugating, making screw-threads
    • B28B11/0845Apparatus or processes for treating or working the shaped or preshaped articles for reshaping the surface, e.g. smoothing, roughening, corrugating, making screw-threads for smoothing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B13/00Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
    • B28B13/02Feeding the unshaped material to moulds or apparatus for producing shaped articles
    • B28B13/0215Feeding the moulding material in measured quantities from a container or silo
    • B28B13/026Feeding the moulding material in measured quantities from a container or silo by using a movable hopper transferring the moulding material to the moulding cavities
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B44DECORATIVE ARTS
    • B44CPRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
    • B44C1/00Processes, not specifically provided for elsewhere, for producing decorative surface effects
    • B44C1/26Inlaying with ornamental structures, e.g. niello work, tarsia work

Definitions

  • the invention consists of a method and equipment for decorating ceramic pieces and the obtained product.
  • ceramic pieces during the pressing step of the earth (materials or components of the bisque of the pieces to be obtained) inside a mold make some notches on the visible surface of such pieces, notches that are afterwards filled with a decorative material, such as granules or the like, that include in their composition dry glue that improves their adherence.
  • this visible surface will be totally flat and level.
  • the new method permits us to make upon the bottom of the notches in the pressing process some projections or ribs that will be visible as long as the granules filling such notches is of transparent material, in such a way that the inclusion of such ribs or projections on the inside of the notches constitute some new very original and very striking aesthetic and decorative elements.
  • the visible surfaces of the ceramic pieces are coated with varnish and afterwards the pieces are put inside a kiln as a final step of the process.
  • This grinding of the entire surface of the visible surface of the ceramic piece implies a high cost due to the wear of the abrasive elements, as well as the time involved in such a polishing operation.
  • the obtained product although its appearance may be very attractive, it will be too expensive and possibly not very profitable.
  • the invention proposes a method and device for decorating ceramic pieces and the obtained product.
  • the pressing of the material comprising a bisque which in turn comprises the ceramic piece itself is carried out.
  • a bottom plate comprises a cavity corresponding to the bisque
  • a top plate presses the materials placed in this cavity in order to compact and form the initial bisque
  • the first characteristic of the invention is centered on some notches that are made in this first pressing step on the top surface of the bisque which will later be the visible surface of the ceramic piece.
  • the top plate has some protrusions or projections, in such a way that upon pressing on the material of the bisque, complementary notches on this bisque will be obtained.
  • part of the material of the bisque will brim over and the notches will be surrounded by some small ring or frame type perimetric superelevated elevations with respect to the surface of the top surface of the bisque.
  • These notches may have any shape and also a surface formed by several surfaces arranged on different planes.
  • notches include projections, ribs, or other small low relief areas. These elements can constitute at the end an even more striking decoration if possible.
  • the bisque is conveyed towards a roller bed that forms part of a machine that is responsible for filling the notches of the bisque exclusively with granules, all of the same color or of various colors.
  • the machine includes a top hopper with various departments along the machine, in such a way that the bisque will be placed under a screen that has some windows opposite the notches of the bisque.
  • the notches and the windows have the exact same shape.
  • the hopper has a vibrating mechanism that facilitates the discharge of the material that is regulated by means of one or several material regulating elements or gates.
  • the bisque passes to a rear part of the machine where aside from the roller bed, there are other top rollers that press on the granules in order to press and compact said granules.
  • the pressure exerted by said pressing rollers provides a compacting effect that eliminates the empty spaces inside the notches of such bisques.
  • the grain size of the granules, as well as the size of the dry glue is between a minimum value of 5 micra and a maximum value of 1,000 micra.
  • the bisque is removed from the machine in order to be put into a kiln where the mixture of granules and dry glue will dissolve to a liquid state, reducing its volume somewhat, although its top level will always exceed the surface of the visible surface of the ceramic piece.
  • the obtained ceramic piece in an unprocessed state will be subjected in the kiln to a grinding process that will only affect the projecting areas corresponding with the notches filled by the filling mixture, in such a way that in an extremely small period of time the entire surface of the visible surface will be leveled at a same level.
  • the granules When the notches contain ribs, projections or small low relief areas, the granules will be of a transparent material so that these added decorative elements can be seen.
  • the entire process is automatic, beginning with the initial pressing step, following the steps of the machine, the baking steps and the final polishing or grinding step.
  • a stacking station for the purpose of being able to stack several pieces when there is some interruption, slow down or acceleration of any of the parts of the equipment assembly.
  • the machine for filling and pressing the granules and dry glue can collect three or more pieces in order to decorate in the same pattern arrangement, it is essential to collect the package of pieces of a pressing that are conveyed by the line and return it thereto, in the same arrangement, in such a way that the designs that we had on each piece (since they may be different) are not changed with the normal program.
  • the machine may be adapted to a traditional serigraphy system but with different directions by eliminating the hopper and pressing rollers, although this is not the object of the patent in question.
  • This operation would be carried out before making the bisque pass to the machine for filling and pressing the granules and glue and only optionally.
  • a top plate (4) presses on said bisque (1) placed in a cavity of a bottom plate (3) of the press.
  • This top plate in turn makes during the pressing operation some notches (5) in the initial bisque (1) thanks to some projections, protrusions or male elements (6) that this top plate (4) includes, in such a way that in this pressing operation a small superelevated perimetric partition (7) that surrounds these recesses (5) as a result of the pressure exerted by the male elements (6) on the bisque (1), emerges upward.
  • the recesses (5) will be established on the visible surface of the piece or bisque.
  • the notches (5) have a depth of approximately 2.2 mm, whereas the superelevated partitions (7) that brim over have a height of approximately 1 mm.
  • the notches (5) can include ribs (8), projections, low relief areas or any other decorative element, as well as a rounded surface or a surface formed by several surfaces on different planes, all depending on the shape of the male elements (6) integral to the top plate (4) of the press.
  • the bisques (1) obtained in the press pass to an intermediate stacking station (9) and from here to a roller bed (10) that forms part of the machine (11) for filling and pressing granules (15) that will be poured into the recesses or notches (5) of the bisques (1).
  • the stacking station (9) Since it is an automatic process, the stacking station (9) is very convenient for when there is some variation or interruption in any of the mechanisms and devices, either in the press, machine or any other.
  • the machine (11) likewise comprises a horizontal screen (12) arranged above the roller bed (10) and which includes some windows (13) that correspond exactly with the notches (5) of the bisques (1), in such a way that when these notches and windows (13) are opposite one another, a mixture (15) comprised of granules and dry glue to fill the notches (5) of the bisques (1) will drop by gravity from a top hopper (14) longitudinally moveable.
  • the screen (12) may move in a vertical direction for the purpose of regulating its approach to the bisques (1), depending, for example, on the thickness thereof.
  • the hopper (14) can include a single or several departments for the purpose of being able to pour the granules (15) of different colors into the notches (5).
  • the discharge of the material from the hopper (14) will be regulated by means of one or several material regulating elements (16).
  • the hopper (14) includes a vibrating mechanism (17) that facilitates the discharge of the material, at the same time that it is coupled to some small supports (18) coupled in turn to some longitudinal guides (19) with insertion of some rubber shock absorbing elements (20) to absorb the vibrations of the hopper (14) produced by the cited vibrating mechanism (17).
  • the movement of the hopper (14) in order to make its outlets coincide with the notches (5) of the bisques (1) in order to pour the mixture (15) of granules and dry glue is carried out by means of a motor element (21) associated to a chain, belt (22) or the like, that is coupled to the hopper by its ends and connected to a pinion (23) fit in the shaft of said motor element (21).
  • the bisque passes to a rear part of the machine where aside from the roller bed (10), there are two top rollers, a front one (24) and a rear one (25), which press on the mixture (15) in order to press and compact same, this mixture (15) of granules and dry glue being approximately level with the free edge of the superelevated partitions (7) that surround the different notches (5).
  • the grain size of the granules and dry glue will be between some minimum values of 5 micra and a maximum value of 1,000 micra. In this way the compacting without empty spaces of the mixture (15) inside the recesses will be notably increased. Likewise, the quality of the decorative motifs will be noticeably increased without any deformations in such decorative motifs.
  • the first pressing roller (24) turns at the same speed as the rollers (10) that act as the bed and seat for the bisque (1), whereas the other similar pressing roller (25) will turn at a slower speed, at an approximately 10% slower rotating speed.
  • the bisque (1) is removed from the machine (11) in order to be placed inside a kiln where the mixture of granules and dry glue will dissolve to a liquid state, the volume thereof reducing somewhat, although its free level will exceed the surface of the visible surface of the ceramic piece (2) already formed, where the filling mixture (15) will be integrated in said unprocessed ceramic piece (2).
  • the ceramic piece (2) will be subjected to a grinding process that will only affect the projecting areas corresponding with the notches (5) filled with the mixture (15) of solidified granules and dry glue, in such a way that at the end of an extremely small period of time, the entire surface of the visible surface will all be at the same level.
  • the plate itself of the press will make an intermediate rib which is decorative on the product and thus the desired measurement is achieved without any problems of contractions and couplings. Consequently, any desired length may be obtained.
  • This operation will be carried out before passing the bisque under the hopper in order to fill the notches thereof.
  • the filling mass could be comprised of a liquid or pasty material, whereby the pressing rollers (24) and (25) could be omitted.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
  • Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
  • Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
  • Compositions Of Oxide Ceramics (AREA)
EP03709828A 2002-07-29 2003-03-07 Method and equipment for decorating ceramic pieces and product thus obtained Withdrawn EP1543929A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ES200201785A ES2211299B1 (es) 2002-01-24 2002-07-29 Mejoras introducidas en la patente de invencion n-p200200153/7, por: metodo y equipo para decorar piezas ceramicas y producto obtendio.
ES200201785 2002-07-29
PCT/ES2003/000099 WO2004014624A1 (es) 2002-07-29 2003-03-07 Método y equipo para decorar piezas cerámicas y producto obtenido

Publications (1)

Publication Number Publication Date
EP1543929A1 true EP1543929A1 (en) 2005-06-22

Family

ID=31502887

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03709828A Withdrawn EP1543929A1 (en) 2002-07-29 2003-03-07 Method and equipment for decorating ceramic pieces and product thus obtained

Country Status (5)

Country Link
EP (1) EP1543929A1 (es)
CN (1) CN1564729A (es)
BR (1) BR0306192A (es)
TR (1) TR200403039T1 (es)
WO (1) WO2004014624A1 (es)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10041566B4 (de) * 1999-08-27 2009-02-19 Korea Tradart International Co. Ltd., Sungnam Verfahren zum Herstellen von keramischen Tafeln zum Abdecken von Konstruktionsmaterialien
CN106564119A (zh) * 2016-10-28 2017-04-19 肖英杰 一种陶瓷茶杯的上釉方法
EP3486052A1 (en) * 2017-11-15 2019-05-22 LG Hausys, Ltd. Pattern forming method for quartz surface and pattern forming device for quartz surface

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101214697B (zh) * 2007-12-29 2011-08-17 广东科达机电股份有限公司 裂纹砖布料装置
EP2911843B1 (en) * 2012-10-24 2016-06-15 Arcua Tile S.R.L. An improved method for bending ceramic tiles
CN103508754A (zh) * 2013-03-29 2014-01-15 洛阳新火种节能技术推广有限公司 一种打色机
CN103817786B (zh) * 2013-09-07 2016-08-17 梁迪源 一种多次预压造型陶瓷布料方法及其设备
DE102019207119A1 (de) * 2019-05-16 2020-11-19 Realization Desal Ag Verfahren zum Herstellen eines Uhrglases mit mindestens einer Ausnehmung und Werkzeug für ein derartiges Verfahren

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2146309A (en) * 1938-01-07 1939-02-07 Ekstrand Mfg Co Inc Process of making ceramic ware
EP0894591A1 (en) * 1997-08-01 1999-02-03 Ariostea S.p.A. Loading system for the moulds of tile forming presses and relative implementation means
ES2191554A1 (es) * 2002-01-24 2003-09-01 Noro Franco Eusebio Metodo y equipo para decorar piezas ceramicas y producto obtenido.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB944706A (en) * 1959-09-28 1963-12-18 Wood Conversion Co Method of making a decorative tile and apparatus therefor
GB2050917B (en) * 1979-06-02 1983-03-09 Fontana L R Patterning pressed concrete blocks
FR2544247A1 (fr) * 1983-04-15 1984-10-19 Boisseaux Minangoy Procede et appareillages de fabrication, en un seul bloc, d'elements imitant un assemblage de plusieurs rangs de briques de parement et elements de parement destines a la construction ainsi obtenus
ES2006929A6 (es) * 1988-05-04 1989-05-16 Estudio Ceramico S L Nuevo procedimiento para decoracion de piezas ceramicas.
ES1027890Y (es) * 1994-03-02 1995-04-01 Keraben S A Pieza ceramica perfeccionada.
JPH0929723A (ja) * 1995-07-18 1997-02-04 Kubota Corp 板状建材の製造方法
ES2143949B1 (es) * 1998-05-05 2000-12-01 Lb Officine Meccaniche Spa Aparato para cargar materiales a granel en la cavidad del molde en prensas para la formacion de baldosas.

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2146309A (en) * 1938-01-07 1939-02-07 Ekstrand Mfg Co Inc Process of making ceramic ware
EP0894591A1 (en) * 1997-08-01 1999-02-03 Ariostea S.p.A. Loading system for the moulds of tile forming presses and relative implementation means
ES2191554A1 (es) * 2002-01-24 2003-09-01 Noro Franco Eusebio Metodo y equipo para decorar piezas ceramicas y producto obtenido.

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2004014624A1 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10041566B4 (de) * 1999-08-27 2009-02-19 Korea Tradart International Co. Ltd., Sungnam Verfahren zum Herstellen von keramischen Tafeln zum Abdecken von Konstruktionsmaterialien
CN106564119A (zh) * 2016-10-28 2017-04-19 肖英杰 一种陶瓷茶杯的上釉方法
EP3486052A1 (en) * 2017-11-15 2019-05-22 LG Hausys, Ltd. Pattern forming method for quartz surface and pattern forming device for quartz surface
US10906350B2 (en) 2017-11-15 2021-02-02 Lg Hausys, Ltd. Pattern forming method for quartz surface and pattern forming device for quartz surface

Also Published As

Publication number Publication date
TR200403039T1 (tr) 2005-06-21
WO2004014624A1 (es) 2004-02-19
BR0306192A (pt) 2004-10-19
CN1564729A (zh) 2005-01-12

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