CN1453110A - Method and equipment for producing vitrolite or ceramic tile - Google Patents

Method and equipment for producing vitrolite or ceramic tile Download PDF

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Publication number
CN1453110A
CN1453110A CN03110626.9A CN03110626A CN1453110A CN 1453110 A CN1453110 A CN 1453110A CN 03110626 A CN03110626 A CN 03110626A CN 1453110 A CN1453110 A CN 1453110A
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CN
China
Prior art keywords
time
powder
equipment according
conveyer belt
compacting
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Granted
Application number
CN03110626.9A
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Chinese (zh)
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CN1332796C (en
Inventor
彼得罗·里沃拉
亚里山德罗·科克奎奥
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Sacmi Imola SC
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SACKME-IMORA MACHINERY COOPERATIVE SpA
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    • 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
    • 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
    • B28B3/12Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein one or more rollers exert pressure on the material
    • B28B3/123Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein one or more rollers exert pressure on the material on material in moulds or on moulding surfaces moving continuously underneath or between the rollers, e.g. on an endless belt
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B5/00Producing 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
    • B28B5/02Producing 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 on conveyors of the endless-belt or chain type
    • B28B5/026Producing 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 on conveyors of the endless-belt or chain type the shaped articles being of indefinite length
    • B28B5/027Producing 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 on conveyors of the endless-belt or chain type the shaped articles being of indefinite length the moulding surfaces being of the indefinite length type, e.g. belts, and being continuously fed
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B5/00Presses characterised by the use of pressing means other than those mentioned in the preceding groups
    • B30B5/04Presses characterised by the use of pressing means other than those mentioned in the preceding groups wherein the pressing means is in the form of an endless band
    • B30B5/06Presses characterised by the use of pressing means other than those mentioned in the preceding groups wherein the pressing means is in the form of an endless band co-operating with another endless band
    • B30B5/065Presses characterised by the use of pressing means other than those mentioned in the preceding groups wherein the pressing means is in the form of an endless band co-operating with another endless band using anti-friction means for the pressing band
    • B30B5/067Presses characterised by the use of pressing means other than those mentioned in the preceding groups wherein the pressing means is in the form of an endless band co-operating with another endless band using anti-friction means for the pressing band using anti-friction roller means

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
  • Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Finishing Walls (AREA)
  • Glass Compositions (AREA)

Abstract

Method for forming ceramic tiles, comprising the following operative steps: creating a continuous layer of powders on a conveyor belt; advancing said belt through a first pressing station of continuous type, with which means for laterally retaining the powders are associated, to effect a first pressing of the powders during the advancement of the belt, and obtain a coherent article of compacted powders; and, by suitable means, controlling and limiting the expansion of said powder article on termination of said first compaction.

Description

Make the method and apparatus of porcelain plate or ceramic tile
Invention field
The present invention relates generally to a kind of method of making ceramic tile or porcelain plate, relates in particular to the method for a kind of prefabricated described porcelain plate or ceramic tile and the relevant device of implementing this method.
Background technology
Known ceramic tile manufacture method comprises following operating procedure:
-a continuous powder layer is deposited on the flexible conveyer belt, this flexible conveyer belt is associated with wallboard, so that retaining protects powder from the side;
-described flexible band is transmitted by a continuous type precompressed workshop section, this precompressed workshop section comprises at least one pressure roller (or a press belt) generally, this pressure roller is realized the compacting first time of powder, thereby obtains a compacting powder bonded product; And
-make bonded product stand compacting for the second time.
According to the method, bonded product carries out can banding one deck powder layer before the compacting second time.
The relevant device that International Patent Application WO 98/23424 has been described said method all sidedly and implemented this method can obtain further information with reference to its specification.
The test result that adopts the described method of above-mentioned patent application to carry out shows, left when for the first time suppressing workshop section by the material band of precompressed, promptly crackle can appear, these crack growths are extremely by the major part of the material band of precompressed, and be randomly distributed on its whole surface, concentrate the position that is distributed near the bonded product longitudinal edge.
This is because when compacting finished, the compression powder had formed above-mentioned crackle because of slight reexpanding, and compacting for the second time can not be remedied, and causes bonded product not use, or be unsuitable for being divided into the base substrate of smaller szie at least in follow-up flow process.
Summary of the invention
Goal of the invention of the present invention is to adopt simple and rational solution overcomes defective of the prior art.
For achieving the above object, the invention provides a kind of method of making ceramic tile or porcelain plate, this method comprises a powder compacting step, when this step finishes, the bonded product that was pressed slight expansion afterwards is controlled by this way, to avoid forming the crackle that influences product in the prior art.
The control of expanding not only relates to the scope of expansion, and relates to the duration of expansion, and it must keep farthest consistent with the production cycle.
Especially, method of the present invention comprises following operating procedure:
-a continuous powder layer is deposited on the conveyer belt, this conveyer belt is associated with wallboard, protects powder in order to keep off from the side;
-conveyer belt is transmitted as follows by a continuous type suppress workshop section for the first time, promptly in the running of conveyer belt, powder is suppressed, with the bonded product of the downtrodden powder that obtains to be basically parallelepiped;
-when for the first time compacting finishes, limit and the expansion of the described powder goods that slow down.
According to the present invention, after for the first time compacting is finished, at least must with the perpendicular direction of the upper surface of bonded product on the linear expansion of goods is controlled, with direction that described surface parallels on preferably also controlled.For one direction of back, must preferably linear expansion be controlled at along in 0.1~1.0% the scope perpendicular to the measured bonded product width of conveyer belt direction of advance.
According to the present invention, suppressing workshop section the described first time can be to suppress workshop section a first time that only is suitable for described powder layer is bonded together, and makes this bonded product stand a second time and the last compacting of determining afterwards again; Suppressing workshop section the described first time also can be only compacting and press forming workshop section.In above-mentioned first kind of situation, the material press strengthi of suppressing workshop section for the first time preferably should reach between 30~70kg/cm gradually 2Between a maximum.And in second kind of situation, the press strengthi of material then preferably should reach between 300~450kg/cm 2Between a maximum.
Provide the method that bonded product is divided into the smaller szie base substrate among some embodiment of the present invention.The base substrate that the bonded product branch is made as smaller szie is arranged in for the first time and carries out after the compacting, even if compacting is only suppression process for the first time.
The present invention also provides the used equipment of preceding method of implementing.This equipment comprises: a conveyer belt forms a continuous powder band on it; The side direction block protecting device that is used for powder on the conveyer belt; Banded continuous pressing machine is suppressed (compacting for the first time) to the powder band on the above-mentioned conveyer belt, to obtain compacting powder bonded product; And the control device that expands of the material when described first time, compacting was finished.The control device that described bonded product expands preferably links with the described continuous type pressure setting first time, and places its downstream.
As a preferred embodiment of the present invention, the device that the bonded product that control had been suppressed expands comprises two relative flat pressure roller platforms, one is arranged under the described conveyer belt, another one is arranged on a certain distance on the described conveyer belt, and this distance can be adjusted according to the physics and the size characteristic of bonded product.Last pressure roller platform favours the direction of advance of conveyer belt with a certain predetermined angle adjustable and leaves the direction of advance of conveyer belt gradually.
Should be understood that, the control device that bonded product when the described first time, compacting was finished expands also can comprise, for example, at least one fixing plate, favour the direction of advance of the powder band of having suppressed, any other device that perhaps is suitable for the object of the invention for example can be a holddown belt, and its axis tilts with the direction of advance of the material band of having suppressed.
Other features of the present invention are limited in the claims.
For architectural feature and the advantage of understanding method of operating of the present invention better and implementing this method relevant device, with reference to the accompanying drawings the present invention is further described, a concrete preferred embodiment implementing the equipment of preceding method has been shown in the accompanying drawing.
Description of drawings
Fig. 1 is the side sectional view of present device;
Fig. 2 is the view along the direction II of Fig. 1;
Fig. 3 is a partial enlarged view of the present invention;
Fig. 4 and Fig. 5 are respectively the cross-sectional view of side direction holding device provided by the present invention under the different operating situation.
The specific embodiment
As shown in drawings, equipment 1 comprises that motor-driven lower conveyer belt 2, one continuous powder bands (strip powder) are piled up on the lower conveyer belt 2 by habitual device, and described habitual device is known type, and is not shown.
Conveyer belt is suppressed workshop section 3 in advance by one, or suppresses workshop section for the first time, and its purpose is the powder band is suppressed, to obtain to be basically the powder bonded product of parallelepiped.Can be decorated this bonded product as required then, and then bonded product is divided into the base substrate of appropriate size according to the specification of the final products of required acquisition.
Suppress for the first time workshop section 3 comprise two mutual stacked, by motor-driven pressure setting 4 and 5, one is positioned under the conveyer belt 2, another then is positioned at a certain distance on the conveyer belt 2, and this distance can be adjusted according to the thickness for the treatment of the press-powder strip and the pressure values of implementing to suppress for the first time.Usually this force value is at 20~100kg/cm 2Between.
Pressure setting 4 and 5 respectively comprises a motor-driven pressure roller and an idler rollers, is shown 40,41 and 50,51 among the figure respectively, and holddown belt (band) 42 and 52 passes through around these pressure rollers respectively.One pressure roller platform (roller table) 43 and 53 is housed, their each self-contained some idler rollers 430 and 530 respectively between each is to pressure roller 40,41 and 50,51.The purpose that two pressure roller platforms 43 and 53 are set is holddown belt 42 and 52 is maintained pressurized state, thereby the frit materials band is suppressed.Pressure roller platform 53 also can tilt along the direction of advance of conveyer belt 2, to realize the gradual compacting to the powder band.
Pressure roller platform 43 and 53 defines compacting (the i.e. compacting for the first time) zone 100 of powder band, its downstream then is provided with a reduced pressure zone 6, the powder band expands at this reduced pressure zone, relies on proper device, prevents the formation of crackle in the downtrodden goods with controllable mode.
In the illustrated embodiment, described reduced pressure zone 6 comprises two stacked pressure roller platforms 44 and 54, is arranged at the downstream of pressure roller platform 43 and 53 respectively.Referring to Fig. 3, as can be seen, pressure roller platform 44 be level and the setting that is fixed, pressure roller platform 54 is then supported by two hydraulic pressure or mechanical type actuator 56 by frame structure 55, actuator makes the adjustable height of pressure roller platform, and tilt, thereby make downtrodden powder piece to expand with the corresponding to extremely low deformation rate of powder intrinsic characteristic with conveyer belt 2.
In other embodiments of the invention, the device in the reduced pressure zone 6 also can comprise for example at least one rigid plate, and is not shown, and this plate becomes an inclination angle with the plane of downtrodden powder tape travel direction.In this case, this plate can make holddown belt 52 keep being pressed against state on the downtrodden material.
Pre-stamped workshop section or suppress for the first time the side direction block protecting device that workshop section also comprises powder, this device has been taked the band 8 that links with pressure setting 5 and 9 form in the illustrated embodiment.
For realizing this purpose, band 8 and 9 all part is walked around pressure setting 5 and two deflection wheel (deviator wheel) 101 and 102.The spacing that should be pointed out that deflection wheel can be regulated, thereby can be according to the specification of the compacting powder band that will obtain, change downtrodden powder band with the perpendicular direction of conveyer belt traffic direction on size.
Band 8 and 9 is made by the elastomeric material mix with great friction coefficient, be compressed thereby can make in its nip region between pressure setting 4 and 5, the side direction contraction taking place in depressor area then and increase height, so that returns to undeformed inactive state at other positions again.
The cross-direction shrinkage of band in reduced pressure zone make downtrodden goods expansion its width, promptly with the perpendicular direction of conveyer belt direction of advance on controlled.
What should illustrate is, is used to prepare the elastomeric material mix of band 8 and 9 and determining of certain cross section profile thereof, should make it can offset the compacting material in pressing process and be applied to its inboard lateral pressure.
In an illustrated embodiment, band is by EPDM (EPDM) the rubber preparation of closed chamber expansion (closed-cell expanded).
In addition, the cross section of band determines by following mode, promptly makes band its medial surface in pressing process be actually straight and vertical with conveyer belt 2.This can reduce the loss of material of the pressed ware of making complete parallelepiped to greatest extent.
For realizing this purpose, as shown in Figure 4, the cross-sectional profiles of each band all comprises a central recess 103 that is positioned at its two sides, and central recess 103 links to each other with the end by a curve part 104.When the band compression between pressure setting 4 and 5, central recess 103 is promptly outer moves, and makes the side of band be flat substantially, as shown in Figure 5.The result who be also pointed out that this compression process at last is exactly, the height of band cross section than its not deformation state reduce about 50%.But this numerical value can and be made the used material of band and difference to some extent with the cross section type that is adopted.

Claims (26)

1. method of making ceramic tile comprises following operating procedure:
-construction one continuous powder layer on a conveyer belt;
-described conveyer belt transmission is suppressed workshop section for the first time by a continuous type, in the process of advancing of described conveyer belt, described powder is carried out the compacting first time, to obtain the bonded product of a downtrodden powder, suppress workshop section the described first time and be associated with the side direction block protecting device that is used for described powder;
-by suitable device, control and limit the expansion of the bonded product of described downtrodden powder when the described first time, compacting finished.
2. method according to claim 1 is characterized in that: described bonded product uses for following process at its base substrate that is divided into appropriate size when finishing that expands.
3. method according to claim 1 and 2 is characterized in that: make described bonded product or stand compacting for the second time by the described base substrate of its acquisition.
4. method according to claim 1 is characterized in that: the material compacting of suppressing in the workshop section to be carried out in the described first time is gradual.
5. method according to claim 4 is characterized in that: suppress in the workshop section in the described first time, the maximum of powder compacting pressure is at 20~200kg/cm 2Scope in.
6. method according to claim 1 is characterized in that: the control that described material expands occurs on the direction perpendicular to the large scale surface of described bonded product at least.
7. method according to claim 1 is characterized in that: the control that described material expands occurs at least perpendicular on aforementioned direction and the direction perpendicular to described bonded product direction of advance.
8. method according to claim 1 is characterized in that: the permissible value along the described expansion of a direction is directly proportional with the size of described bonded product on same direction.
9. method according to claim 8 is characterized in that: described permissible value is between 0.1% to 1%.
10. an equipment of making ceramic tile or porcelain plate comprises: a conveyer belt, formation one continuous powder band on it; The side direction block protecting device that is used for the described material on the described conveyer belt; And the continuous type pressure setting first time, it can make the powder band on the described conveyer belt stand compacting for the first time, to obtain the bonded product of a downtrodden powder, it is characterized in that: the control device that also comprises the described material expansion when compacting is finished for the first time.
11. equipment according to claim 10, it is characterized in that: the described continuous type pressure setting first time is arranged on a certain height place on the described conveyer belt at least, this height can wait to press the thickness of continuous powder band to adjust according to described, and described first time, pressure setting also comprised the side direction block protecting device of described powder.
12. equipment according to claim 10, it is characterized in that: described continuous type pressure setting for the first time not only is provided with at a certain height place on described conveyer belt, this height can wait to press the thickness of continuous powder band to adjust according to described, also is provided with under described conveyer belt.
13. equipment according to claim 10, it is characterized in that: the described continuous type pressure setting first time that is arranged on the described conveyer belt comprises a material blanketed zone, in downstream, material blanketed zone at least one material depressor area is set, the control device that the described material when compacting is finished for the first time expands moves in this material depressor area.
14. equipment according to claim 10 is characterized in that: described continuous type pressure setting comprises at least two motor-driven pressure rollers, and an elastic webbing is walked around described pressure roller.
15. equipment according to claim 14 is characterized in that: in described nip region, described elastic webbing favours the direction of advance of described powder band with an incident angle.
16. equipment according to claim 14 is characterized in that: the angle of inclination of described elastic webbing is the function of described compacting pressure.
17. equipment according to claim 13 is characterized in that: in described reduced pressure zone, tilt with an angle of flare between the direction of advance of described elastic webbing and described powder band.
18. equipment according to claim 10 is characterized in that: described continuous type pressure setting is included at least one pressure roller platform in the described first time of the blanketed zone, and this pressure roller platform is configured to keep described elastic webbing to be pressed on the described powder band.
19. equipment according to claim 10 is characterized in that: the height of the control device that described material expands is adjustable.
20. equipment according to claim 19 is characterized in that: described height of devices is regulated by at least one cylinder-piston mechanism and is realized.
21. equipment according to claim 10 is characterized in that: tilt with an angle of divergence between the control device that described material expands and the direction of advance of described powder band.
22. equipment according to claim 10 is characterized in that: the control device that described material expands comprises a pressure roller platform.
23. equipment according to claim 10 is characterized in that: the control device that described material expands comprises a plate.
24. equipment according to claim 11 is characterized in that: described side direction block protecting device comprises two parallel bands.
25. equipment according to claim 24 is characterized in that: described strip portion is walked around described pressure setting.
26. equipment according to claim 24 is characterized in that: described band is made by the material of elastically deformable.
CNB031106269A 2002-04-24 2003-04-21 Method and equipment for producing vitrolite or ceramic tile Expired - Lifetime CN1332796C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITRE2002A000035 2002-04-24
IT2002RE000035A ITRE20020035A1 (en) 2002-04-24 2002-04-24 METHOD AND PLANT FOR THE FORMING OF SLABS OR CERAMIC TILES

Publications (2)

Publication Number Publication Date
CN1453110A true CN1453110A (en) 2003-11-05
CN1332796C CN1332796C (en) 2007-08-22

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CNB031106269A Expired - Lifetime CN1332796C (en) 2002-04-24 2003-04-21 Method and equipment for producing vitrolite or ceramic tile

Country Status (8)

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EP (1) EP1356909B1 (en)
CN (1) CN1332796C (en)
AT (1) ATE383932T1 (en)
BR (1) BR0300939B1 (en)
DE (1) DE60318645T2 (en)
ES (1) ES2298468T3 (en)
IT (1) ITRE20020035A1 (en)
MX (1) MXPA03003502A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1792592B (en) * 2004-12-22 2010-05-26 萨克米伊莫拉机械合作社合作公司 System for compacting ceramic powders for forming slabs using a belt
CN102407463A (en) * 2011-12-30 2012-04-11 万峰石材科技有限公司 Process and equipment for preparing artificial quartz stone plate
CN103987451A (en) * 2011-11-17 2014-08-13 百德福钢带有限公司 Device and method for producing a slab from artificial stone material
CN106239702A (en) * 2016-09-27 2016-12-21 广东科达洁能股份有限公司 A kind of continuously shaped ceramic brick press and production technology thereof
WO2024040835A1 (en) * 2022-08-24 2024-02-29 科达制造股份有限公司 Ceramic rolling apparatus with controllable inclination angle of release beam

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ITRE20040151A1 (en) * 2004-12-10 2005-03-10 Sacmi IMPROVED PLANT FOR FORMING CERAMIC SHEETS OR TILES
ITRE20040150A1 (en) * 2004-12-10 2005-03-10 Sacmi IMPROVED PLANT FOR FORMING CERAMIC SHEETS OR TILES
ITRE20040149A1 (en) 2004-12-10 2005-03-10 Sacmi IMPROVED PLANT FOR FORMING TILES OR CERAMIC SHEETS
ITRE20040153A1 (en) * 2004-12-22 2005-03-22 Sacmi DEVICE FOR PRODUCING CERAMIC SHEETS
ITRE20070086A1 (en) 2007-07-18 2009-01-19 Sacmi CERAMIC MATERIAL AND SHEETS OBTAINED WITH SUCH CERAMIC MATERIAL
ITPD20110104A1 (en) * 2011-04-07 2012-10-08 Cooperativa Ceramica D Imola S C PROCEDURE FOR THE CONSTRUCTION OF CERAMIC SHEETS OF LARGE SIZE
CN102441936A (en) * 2011-11-06 2012-05-09 佛山市点石机械有限公司 Distribution method for forming stone cracking patterns on ceramic tiles and distribution system
PT3198345T (en) 2014-09-22 2021-02-25 Sacmi Line for the production of individual products in succession in a continuous cycle
CN106079037A (en) * 2016-07-29 2016-11-09 徐春雷 A kind of it is compacted the solid loose material device and method with shaping slab
IT201800003939A1 (en) * 2018-03-26 2019-09-26 System Ceramics S P A Method for pressing ceramic slabs
IT201800007737A1 (en) * 2018-08-01 2020-02-01 Sacmi Cooperativa Mecc Imola Societa' Cooperativa METHOD FOR COMPACTION OF POWDER MATERIAL

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US1953704A (en) * 1930-06-02 1934-04-03 Erdmann Konrad Apparatus for manufacturing porous bodies from fibrous materials
DE3928626C1 (en) * 1989-08-30 1991-01-24 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung Ev, 8000 Muenchen, De
IT1287505B1 (en) * 1996-11-22 1998-08-06 Algeri Maris Continuous pressing method and plant for production of tiles - involves controlled discharge of contained layer of powder on conveyor belt that advances through pre-pressing rollers to mould and pressing punch
ATE225242T1 (en) * 2000-07-25 2002-10-15 R P Srl METHOD AND DEVICE FOR FILLING MOLDS FOR PRODUCING CERAMIC TILES

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1792592B (en) * 2004-12-22 2010-05-26 萨克米伊莫拉机械合作社合作公司 System for compacting ceramic powders for forming slabs using a belt
CN103987451A (en) * 2011-11-17 2014-08-13 百德福钢带有限公司 Device and method for producing a slab from artificial stone material
CN103987451B (en) * 2011-11-17 2016-05-11 百德福钢带有限公司 For the manufacture of the equipment of the plate being formed by synthetic building stones
US10160137B2 (en) 2011-11-17 2018-12-25 Wolfgang Johann Horvath Device and method for producing a slab from artificial stone material
CN102407463A (en) * 2011-12-30 2012-04-11 万峰石材科技有限公司 Process and equipment for preparing artificial quartz stone plate
CN102407463B (en) * 2011-12-30 2013-11-06 万峰石材科技有限公司 Process and equipment for preparing artificial quartz stone plate
CN106239702A (en) * 2016-09-27 2016-12-21 广东科达洁能股份有限公司 A kind of continuously shaped ceramic brick press and production technology thereof
CN106239702B (en) * 2016-09-27 2020-04-14 广东科达洁能股份有限公司 Continuous forming ceramic brick press and production process thereof
WO2024040835A1 (en) * 2022-08-24 2024-02-29 科达制造股份有限公司 Ceramic rolling apparatus with controllable inclination angle of release beam

Also Published As

Publication number Publication date
BR0300939A (en) 2004-06-08
DE60318645T2 (en) 2008-06-05
DE60318645D1 (en) 2008-03-06
BR0300939B1 (en) 2013-11-19
ITRE20020035A1 (en) 2003-10-24
EP1356909B1 (en) 2008-01-16
ATE383932T1 (en) 2008-02-15
EP1356909A3 (en) 2004-12-22
EP1356909A2 (en) 2003-10-29
ES2298468T3 (en) 2008-05-16
CN1332796C (en) 2007-08-22
MXPA03003502A (en) 2005-02-14
ITRE20020035A0 (en) 2002-04-24

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Conclusion of examination: On the basis of the amended text of the claims submitted by the patentee on October 12, 2020, the validity of invention patent right No. 03110626.9 is maintained

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Denomination of invention: Method and equipment for manufacturing porcelain plates or tiles

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