CN1785632A - Improved plant for forming ceramic tiles or slabs - Google Patents
Improved plant for forming ceramic tiles or slabs Download PDFInfo
- Publication number
- CN1785632A CN1785632A CNA2005101287870A CN200510128787A CN1785632A CN 1785632 A CN1785632 A CN 1785632A CN A2005101287870 A CNA2005101287870 A CN A2005101287870A CN 200510128787 A CN200510128787 A CN 200510128787A CN 1785632 A CN1785632 A CN 1785632A
- Authority
- CN
- China
- Prior art keywords
- conveyer belt
- wall
- holds
- equipment
- powder
- 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.)
- Granted
Links
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
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/12—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein one or more rollers exert pressure on the material
- B28B3/123—Producing 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B5/00—Presses characterised by the use of pressing means other than those mentioned in the preceding groups
- B30B5/04—Presses 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
- B30B5/06—Presses 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
Abstract
A plant for forming ceramic tiles or slabs comprising a conveyor belt (2) on which a continuous strip (100) of powdered ceramic material is created, compacting devices (4, 5) that allow said strip (100) of powders on the belt (2) to be subjected to continuous pressing to obtain a coherent article of compacted powders, and means that allow the lateral containment of the material on the belt, said means comprising at least one pair of parallel elastically deformable containment walls (8, 9), between which the powdered material is contained before, during and after pressing. Said containment walls (8, 9) have the interfacing sides (80, 90) inclined with respect to the plane of the conveyor belt (2), so that they do not interfere, after pressing, with the article of compacted powders, so as not to induce stresses in it that could cause it to be damaged.
Description
Technical field
The present invention generally relates to a kind of equipment of be used to be shaped ceramic tile or porcelain plate, especially relates to a kind of equipment of the described porcelain plate that is used to be shaped.
Background technology
The equipment of the known porcelain plate that is used to be shaped comprises a conveyer belt, described conveyer belt is suitable for making a kind of continuous ceramic powder material band, conveyer belt passes a pressing station and advances, described pressing station is equipped with two motorized compactor devices, one in described two motorized compactor devices on another top, suppress continuously on the conveyer belt that powder can be advanced in described station, to obtain a kind of goods of relevant material.
Then, pass suitable cutting station, described goods are repaired in edge, perhaps be divided into some inserts, described insert stands the degree of suppressing on conveyer belt according to powder, can make final ceramic tile, or make the porcelain plate of one group of pre-compacted, the porcelain plate of described pre-compacted must stand compacting for the second time.
This equipment has been described in detail in by the European patent application EP 1 356 909 that same applicant proposed, and in order to understand this equipment fully, we quote described application.
Usually, the pressing station of known device also comprises and is suitable for controlling the mechanism that the powder belt that is subjected to compacting expands naturally, described mechanism is in the downstream of compaction apparatus, crackle occurs and/or splits avoiding, and comprise the mechanism that is suitable on the side direction dusty material being contained on the conveyer belt.
Especially, described side direction holding mechanism comprises two vertical walls, described two vertical walls are parallel to each other, and be arranged in the top of conveyer belt along direction of advance, described two vertical walls are placed on the conveyer belt from pile of grounds, during pressing step, till finishing, expansion step is accompanied by described powder.During pressing step, two vertical walls are pushed by described compaction apparatus also.
The described wall that holds has the side that faces with each other, and described side is flat basically, and perpendicular to the advancement of planar by conveyer belt limited.The described wall that holds moves with the speed identical with conveyer belt, and elastically deformable, so that significantly do not resist the effect of compaction apparatus, to guarantee at ceramic powder material belt edge place by their applied forces with heart place applied force is identical therein.
Yet during pressing step, the opposed facing side that respectively holds wall also stands the lateral thrust that produced by compacting by ceramic material.It is crooked lateral contour basically that described lateral thrust makes described each side be in a kind of, and the lateral contour of described bending has towards the concavity of material itself.
In expansion step subsequently, disturb through the longitudinal edge of the goods of overcompaction and to hold wall.The described wall that holds tends to they self are returned to undeformed state.Described situation makes goods itself be compressed stress subsequently.This compression stress cracks in goods or splits.
Usually, because described crackle is being a random distribution in the goods of overcompaction, and mainly be near its longitudinal edge, to take place, so this defective always is that defective handles to eliminate for the amount that the finishing of described longitudinal edge is enough by subsequently.
Yet this solution produces a large amount of waste materials, make the productivity ratio deterioration of equipment simultaneously and increased production cost, and always ineffective.In fact, described crackle and/or split sometimes and may only extend in the inside of the goods that are subjected to compacting, and therefore be hidden in the surface.Goods do not go out of use, also not fully finishing, and defective only subsequently fire step during occur, further consumed the resources of production.
Summary of the invention
The objective of the invention is to prevent described crack and/or split,, and make discarded object keep minimum so that make the useful part of compacting material big as far as possible.
This purpose reaches by a kind of equipment of be used to be shaped ceramic tile or porcelain plate, and described equipment comprises: a conveyer belt forms a continuous ceramic powder material band on described conveyer belt; Compaction apparatus, described compaction apparatus can make the powder belt on the described conveyer belt stand continuous compacting, so that obtain a kind of goods of the cohesion that is made of the powder through overcompaction; And can material be remained on mechanism on the conveyer belt in side direction, described mechanism comprises the parallel wall that holds of at least one pair of elastically deformable, the described a pair of wall that holds moves with conveyer belt, dusty material before the compacting, among and all be contained in afterwards described a pair of holding between the wall.According to the present invention, the described a pair of wall that holds has opposed facing side, described opposed facing side tilts with respect to the plane of conveyer belt, so that they do not disturb pulverulent product through overcompaction after compacting, so can not produce the stress that may cause its damage in goods.
More particularly, the present invention's prediction, when indeformable, each described side that holds wall all tilts with respect to the plane of conveyer belt, and therefore at any some place of its profile, the tangent line of its profile is all in an acute angle towards the planar shaped of dusty material band with conveyer belt.
Description of drawings
Other characteristics of the present invention and advantage by means of shown in accompanying drawing read and the following describes and will become apparent, the purpose that described explanation provides as an example rather than is used to limit, wherein:
-Fig. 1 illustrates the schematic side sectional view according to equipment of the present invention;
-Fig. 2 is the cross section of II-II shown in Fig. 1;
One of them held the detail drawing of wall during-Fig. 3 a, 3b and 3c were illustrated in transportation, compacting and the expansion step of dusty material band respectively;
-Fig. 4,5 and 6 and Fig. 3 a similar, and of respectively illustrating according to different embodiments of the invention holds wall.
The specific embodiment
From described each accompanying drawing (especially seeing Fig. 1) equipment 1 as can be seen, described equipment 1 comprises a motor-driven conveyer belt 2.On described conveyer belt 2, by the device of some routines, stack a continuous powder belt 100, because these standard set-ups itself are known, so not shown in the drawings.
Conveyer belt 2 passes a pressing station 3, and described pressing station 3 has the function of pressed powder band 100, is the goods that constitute of material by cohesion of parallelepiped shape basically so that obtain a kind of.This goods perhaps then can be decorated, and the end product size that obtains according to hope is divided into the insert of some suitable dimensions again.Described insert can stand second pressing step subsequently.
Pressing station 3 comprises two compaction apparatus 4 and 5, and described two compaction apparatus 4 and 5 are self-propelled, and one on another top.Wherein first compaction apparatus is installed in the below of conveyer belt 2, and the top that second compaction apparatus is installed in conveyer belt 2 is apart from 2 one of conveyer belts place highly.Described height can and wish that the force value of implementing compacting regulates according to the thickness of the powder 100 of compacting.
Each compaction apparatus 4 and 5 all has a motorized rollers and an idler roller.Described motorized rollers and idler roller are used label 40,41 and 50,51 expressions respectively.Be with 42,52 accordingly on described motorized rollers and idler roller.Between every pair roller 40,50 and 41,51, a roll shaft conveyer 43 and 53 are installed.Described roll shaft conveyer 45,53 comprises a plurality of idler rollers.Described a plurality of idler roller has the function that makes with 42 and 52 maintenance pressurizeds, with pressing powdered material band 100.In an illustrated embodiment, the direction that roll shaft conveyer 53 advances towards conveyer belt 2 tilts, so that the powder of compaction band 100 gradually.
There are two opposed rollers 6 and 7 in downstream in roll shaft conveyer 43 and 53, and its central roll 6 is installed in the below with 42, and roller 7 is installed in the top with 52, and described pressing with 52 stayed on the powder belt 100 that advances on the conveyer belt 2.
Roller 6 and 7 limits the blanketed zone of powder belt 100.Downstream in described blanketed zone has one to separate nip.Expand at the described powder belt of separating in the nip,, crackle in the goods of overcompaction, occurring or splitting avoiding with a kind of controllable mode by means of suitable mechanism.Shown in exemplary embodiment in, the described nip of separating comprises two stacked plates 16 and 17, one of them bottom plate 17 is installed in the below of conveyer belt 2, and one of them top plate 16 is installed in the top of conveyer belt 2, and in more detail be with 52 to contact.
Pressing station 3 also comprises the side direction holding mechanism of powder belt 100.In an illustrated embodiment, described holding mechanism is with 8 and 9 to form by two.Be with 8 and 9 be associated with compaction apparatus 5 (also seeing Fig. 2) for described two.
Two with each (see figure 1) on compaction apparatus 5 and on the idle pulley 101,102 and 103 partly in fact all in 8 and 9.Should be noted that described each idle pulley all has adjustable rule, so that wish that according to people the form that obtains can change the size of the powder belt that is subjected to compacting on the direction of advancing perpendicular to conveyer belt 2.
As in Fig. 2, can seeing, described with 8 with 9 they with part that conveyer belt 2 contacts in, form the wall that holds of pair of parallel.The described a pair of wall that holds is arranged along the direction that conveyer belt 2 self advances, and is suitable for the powder of accommodating belt 100 on side direction.
In more detail, can slide with the speed identical with 9 with conveyer belt 2 with 8, and as in Fig. 1 as can be seen, before the pressing step, among and follow powder afterwards, when subsequently expansion step end till.Especially, during pressing step, they stand the effect of roll shaft conveyer 43 and 53 and the effect of roller 6 and 7 (also seeing Fig. 2) with dusty material band 100.In this step, be with 8 and 9 to limit a kind of sufficiently solid lateral-supporting, so that also guarantee compacted powder band 100 well at the longitudinal edge place, strain in vertical direction under the situation that compaction apparatus 4 and 5 is not provided excessive resistance simultaneously, it is even basically to guarantee that they are applied to the whole qualitative pressure of 100 powder.
In order to reach described purpose, be with a kind of material of 8 and 9 usefulness to make for two, described material can push in the blanketed zone between compaction apparatus 4 and 5, and can expand in separating nip and turn back to undeformed position in other parts.
According to the present invention, cross section with 8 and 9 is formed at after the compacting, during expansion step, described each band can not disturb the longitudinal edge of the goods that are subjected to compacting, and replace on width and height, that is on the both direction of the direction of advancing, help their linear expansion perpendicular to conveyer belt 2.
Like this, described goods prevent to stand the compression stress that can crack and/or split, and therefore make the waste of material minimum.
From Fig. 2, and in more detail from Fig. 3 a, in fact as can be seen, tilt with 8 and 9 separately opposed facing side 80 and 90 planes with respect to conveyer belt 2.More particularly, described side 80 and 90 tilts, so that at its any some place, the tangent line of their lateral contours forms a sharp angle with plane towards the conveyer belt of powder belt 100.Like this, especially, described side is assembled up, that is assembles on the direction that powder belt takes place vertically to expand in a preferred manner after compacting.
Because this situation (seeing Fig. 3 b), when described each band distortion (be squeezed and on side direction, pushed away by the material band 100 of compacting) in the vertical direction between compaction apparatus 4 and 5, described opposed facing side 80 and 90 each all be in a kind of concave profile, described concave profile makes the powder belt edge that is subjected to compacting have corresponding concave profile.As in Fig. 3 c as can be seen, when during expansion step, bring back to when getting back to not deformation position, described concave profile is interference fringe not at all.
In the specific embodiment shown in Fig. 3 a, with 8 being a kind of straightway that tilts with respect to the plane of conveyer belt 2, so that form a kind of acute angle towards powder belt 100 towards profile with the side 80 of 9 (vice versa); Yet, should be noted that described profile generally can comprise some straight line portioies, curved portion, or their combination., other profiles have been shown in 5 and 6, but have been exclusive at Fig. 4 about this point.Without departing from the present invention, described profile can offer the opposed facing side with 8 and 9.
At last, what should note emphatically is, show by the experiment that the applicant carried out, when which type of lateral contour no matter the tangent line at the lateral contour of each side 80 and 90 (provide, it all meets the present invention) and the conveyer belt plane between described sharp angle, when all between 40 ° and 89 °, (seeing Fig. 3 a and 5), obtained fabulous result at any some place of its profile.
Claims (9)
1. be used to the to be shaped equipment of ceramic tile or porcelain plate comprises: a conveyer belt (2), and go up at described conveyer belt (2) and to form a continuous ceramic powder material band (100); Compaction apparatus (4,5), described compaction apparatus (4,5) can make the described powder belt (100) on conveyer belt (2) stand continuous compacting, with the coherent goods that obtain being made of the powder through overcompaction; And can be in the mechanism that on the side direction material is remained on the conveyer belt, what described mechanism comprised elastically deformable that at least one pair of is parallel holds wall (8,9), the described wall (8 that holds, 9) move with described conveyer belt, the compacting before, among and afterwards, dusty material all is contained in described holding between the wall
It is characterized in that the described wall (8,9) that holds has the opposed facing side (80,90) that tilts with respect to the conveyer belt plane,, therefore in goods, do not produce the stress that may cause its damage so that they do not disturb pulverulent product through overcompaction after compacting.
2. according to the described equipment of claim 1, it is characterized in that described each described side (80,90) that holds wall all tilts, so that at its any some place, hold wall lateral contour tangent line with form an acute angle (α) towards the conveyer belt plane of dusty material band.
3. according to the described equipment of claim 2, it is characterized in that described sharp angle is always between 40 ° and 89 °.
4. according to the described equipment of claim 2, it is characterized in that the described lateral contour that holds the opposed facing side of wall (80,90) comprises at least one straight line portion.
5. according to the described equipment of claim 2, it is characterized in that the described lateral contour that holds the opposed facing side of wall (80,90) is a curve.
6. according to the described equipment of claim 2, it is characterized in that the described lateral contour that holds the opposed facing side of wall (80,90) is a blend, described blend comprises the combination of straight line portion and curved portion.
7. according to the described equipment of claim 1, it is characterized in that described band (8, the 9) formation of holding wall by parallel slip.
8. according to the described equipment of claim 7, it is characterized in that each compaction apparatus (4,5) all comprise at least one motorized rollers (40 and 50), band (8,9) is partly around described compaction apparatus (4,5) at least on one of them, with the speed running identical with conveyer belt (2).
9. according to the described equipment of claim 7 (1), it is characterized in that described band (8,9) is made with a kind of deformable material.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITRE2004A000150 | 2004-12-10 | ||
| IT000150A ITRE20040150A1 (en) | 2004-12-10 | 2004-12-10 | IMPROVED PLANT FOR FORMING CERAMIC SHEETS OR TILES |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1785632A true CN1785632A (en) | 2006-06-14 |
| CN1785632B CN1785632B (en) | 2010-09-15 |
Family
ID=36050498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005101287870A Active CN1785632B (en) | 2004-12-10 | 2005-12-02 | Improved plant for forming ceramic tiles or slabs |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP1669177B1 (en) |
| CN (1) | CN1785632B (en) |
| ES (1) | ES2523165T3 (en) |
| IT (1) | ITRE20040150A1 (en) |
| PL (1) | PL1669177T3 (en) |
| PT (1) | PT1669177E (en) |
| RU (1) | RU2385802C2 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN107520945A (en) * | 2016-06-16 | 2017-12-29 | 系统股份公司 | Compaction apparatus for press-making ceramic products |
| CN108349108A (en) * | 2015-11-16 | 2018-07-31 | 系统股份公司 | Profiled part for ceramic |
| CN109890585A (en) * | 2016-10-19 | 2019-06-14 | 萨克米伊莫拉机械合作社合作公司 | Machine and method for compacted powder material |
| CN112543696A (en) * | 2018-08-01 | 2021-03-23 | 萨克米伊莫拉机械合作社合作公司 | Method for compacting powder material |
| CN113634312A (en) * | 2021-08-18 | 2021-11-12 | 科达制造股份有限公司 | Ceramic rolling equipment |
| CN113634313A (en) * | 2021-08-18 | 2021-11-12 | 科达制造股份有限公司 | Ceramic rolling equipment |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITRE20110081A1 (en) * | 2011-10-07 | 2013-04-08 | Sacmi | DEVICE AND METHOD FOR THE TREATMENT OF A LAYER OF MATERIAL POWDER |
| ITUA20162412A1 (en) * | 2016-04-08 | 2017-10-08 | System Spa | Forming element for ceramic products |
| ITUB20155626A1 (en) * | 2015-11-16 | 2017-05-16 | System Spa | FORMING ELEMENT FOR CERAMIC ARTICLES |
| ITUB20160504A1 (en) * | 2016-01-15 | 2017-07-15 | System Spa | FORMAT COMPENSATOR FOR A PRESSING DEVICE |
| ITUA20161363A1 (en) * | 2016-03-04 | 2017-09-04 | System Spa | PRESSING DEVICE |
| IT201600093579A1 (en) | 2016-09-16 | 2018-03-16 | Sacmi | METHOD AND APPARATUS FOR FORMING COMPACT POWDER DUTIES |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1198393A (en) * | 1967-05-26 | 1970-07-15 | Hennecke G M B H Formerly Know | Apparatus for the continuous production of rigid plastics foam panels, in particular based on polyurethane, laminated with rigid convering layers |
| CH518727A (en) * | 1968-07-02 | 1972-02-15 | Gujer Hans | Device for sealing the filter space between two filter surfaces, in particular two circumferential filter belts |
| SE408537B (en) * | 1974-05-24 | 1979-06-18 | Kuesters Eduard | SIDE SEALING FOR THE PRESSURE AREA AT A PRESSURE FOR PRESSING |
| GB2277707B (en) * | 1993-04-29 | 1996-07-03 | Redland Technology Ltd | Improvements in a roof tile making machine |
| 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 |
| ITMI20010153A1 (en) * | 2001-01-29 | 2002-07-29 | Mauro Comastri S R L | LINEAR PRESSING POWDER COMPACTING MACHINE |
| ITRE20020035A1 (en) * | 2002-04-24 | 2003-10-24 | Sacmi | METHOD AND PLANT FOR THE FORMING OF SLABS OR CERAMIC TILES |
-
2004
- 2004-12-10 IT IT000150A patent/ITRE20040150A1/en unknown
-
2005
- 2005-12-01 PT PT5077747T patent/PT1669177E/en unknown
- 2005-12-01 RU RU2005137234/03A patent/RU2385802C2/en active IP Right Revival
- 2005-12-01 PL PL05077747T patent/PL1669177T3/en unknown
- 2005-12-01 ES ES05077747.3T patent/ES2523165T3/en active Active
- 2005-12-01 EP EP05077747.3A patent/EP1669177B1/en active Active
- 2005-12-02 CN CN2005101287870A patent/CN1785632B/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108349108A (en) * | 2015-11-16 | 2018-07-31 | 系统股份公司 | Profiled part for ceramic |
| US11020875B2 (en) | 2015-11-16 | 2021-06-01 | System Ceramics S.P.A. | Forming element for ceramic articles |
| CN107520945A (en) * | 2016-06-16 | 2017-12-29 | 系统股份公司 | Compaction apparatus for press-making ceramic products |
| 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 |
| CN109890585A (en) * | 2016-10-19 | 2019-06-14 | 萨克米伊莫拉机械合作社合作公司 | Machine and method for compacted powder material |
| CN112543696A (en) * | 2018-08-01 | 2021-03-23 | 萨克米伊莫拉机械合作社合作公司 | Method for compacting powder material |
| CN112543696B (en) * | 2018-08-01 | 2022-07-08 | 萨克米伊莫拉机械合作社合作公司 | Method for compacting powder material |
| CN113634312A (en) * | 2021-08-18 | 2021-11-12 | 科达制造股份有限公司 | Ceramic rolling equipment |
| CN113634313A (en) * | 2021-08-18 | 2021-11-12 | 科达制造股份有限公司 | Ceramic rolling equipment |
| WO2023019938A1 (en) * | 2021-08-18 | 2023-02-23 | 科达制造股份有限公司 | Ceramic rolling apparatus |
| WO2023019937A1 (en) * | 2021-08-18 | 2023-02-23 | 科达制造股份有限公司 | Ceramic rolling apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1669177A2 (en) | 2006-06-14 |
| PT1669177E (en) | 2014-11-14 |
| EP1669177B1 (en) | 2014-08-27 |
| CN1785632B (en) | 2010-09-15 |
| PL1669177T3 (en) | 2015-03-31 |
| EP1669177A3 (en) | 2006-11-08 |
| ITRE20040150A1 (en) | 2005-03-10 |
| ES2523165T3 (en) | 2014-11-21 |
| RU2005137234A (en) | 2007-06-10 |
| RU2385802C2 (en) | 2010-04-10 |
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