CN108698251A - Press for Ceramic Production - Google Patents
Press for Ceramic Production Download PDFInfo
- Publication number
- CN108698251A CN108698251A CN201780007938.8A CN201780007938A CN108698251A CN 108698251 A CN108698251 A CN 108698251A CN 201780007938 A CN201780007938 A CN 201780007938A CN 108698251 A CN108698251 A CN 108698251A
- Authority
- CN
- China
- Prior art keywords
- face
- compacting
- band
- plane surface
- press according
- 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.)
- Pending
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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
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/02—Producing 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
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- 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
- B28B5/02—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 on conveyors of the endless-belt or chain type
- B28B5/021—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 on conveyors of the endless-belt or chain type the shaped articles being of definite length
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- 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
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0002—Auxiliary parts or elements of the mould
- B28B7/0008—Venting channels, e.g. to avoid vacuum during demoulding or allowing air to escape during feeding, pressing or moulding
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- 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
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/40—Moulds; Cores; Mandrels characterised by means for modifying the properties of the moulding material
- B28B7/44—Moulds; Cores; Mandrels characterised by means for modifying the properties of the moulding material for treating with gases or degassing, e.g. for de-aerating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/0005—Details of, or accessories for, presses; Auxiliary measures in connection with pressing for briquetting presses
- B30B15/0017—Deairing means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/02—Dies; Inserts therefor; Mounting thereof; Moulds
- B30B15/022—Moulds for compacting material in powder, granular of pasta form
Abstract
A kind of press, for the ceramic dry type production since the mass (4) of the powdered ceramic material of compacting, including:First compacting plane surface (2) and the second compacting plane surface (3), first compacting plane surface (2) and second suppresses plane surface (3) and is parallel to and arranges each other, and can be reciprocally away and towards moving each other;Feed component (15), the mass (4) of powdered ceramic material for feeding compacting, feeding component (15) is located on the first compacting plane surface (2), so that the mass (4) of the powdered ceramic material of compacting is defined between the first compacting plane surface (2) and the second compacting plane surface (3);Wherein, at least one of first compacting plane surface (2) and the second compacting plane surface (3) include the first face (5) and the second face (6), mass (4) of first face towards powdered ceramic material, the second face can be connect with suitable suction unit;And the manifold circuit (7) for gas obtained between the first face (5) and the second face (6).First face (5) is made of gas-impermeable dense material, and feeding means (15) includes at least one conveyer belt made of the material of permeable gas.
Description
Technical field
Present invention relates generally to the pressures of the dry type production for even large-sized ceramic, especially brick and tile or plank
The technical field of machine, wherein ceramic material to be pressed is fed by conveyer belt or by the translating device of similar type.
Background technology
In the prior art, pass through the ceramic material to the form of mixtures in ceramic powders and other possible additives
Mass be compacted, the manufacture of ceramic tile or plank can be carried out in dry conditions.
A kind of dry compacting of the mixture of such powdered ceramic material carries out in press, more specifically in press
It shapes and is carried out at seat, the mass of the powdered ceramic material of compacting is fed in the forming seat, such as by the ceramic powder material
The mass of material is disposed directly upon in forming seat or conveys the powder by the suitable feeding means of such as conveyer belt etc
The mass of ceramic material.
Forming seat holding is defined between two opposite plane surfaces, the two opposite plane surfaces are substantially
It is can not deforming and be parallel to each other, it can be located remotely from each other and move towards one another.More specifically, forming seat includes the first compacting
Plane surface and the second plane surface, the first compacting plane surface are below and have the function of to mould and anticipate during use
In the mass for the powdered ceramic material for receiving compacting, second plane surface be in top during use and with punching press or
Reverse (counter-mold) function.When two plane surfaces move towards one another, it is included between two plane surfaces
The mass of the dusty material of compacting is subjected to high disposal pressure by suitable dynamic component, and the dynamic component is according to the class of press
Type is suitably connected to one or two compacting plane surface.
If the material of compacting is fed by the above-mentioned feeding means of such as conveyer belt etc, the powder pottery of compacting
Ceramic material is directly compressed on the conveyer belt of the forming seat between crossing two opposite plane surfaces, and then in technique knot
By with itself being sent to outlet when beam.
There is the mass of the powdered ceramic material of compacting even 50% high air content, the air content to be walked in compacting
It must be extended outward away from from material in an uniform manner during rapid, to ensure the good quality of end article.
This is difficult, especially in the situation of large-sized brick and tile or plank, this is because working as powdered ceramic material
Mass when being compressed between two plane surfaces, escape route by this from the only air of the mass of the powdered ceramic material
The perimeter edge of mass itself indicates.
Therefore, in order to allow air that may completely and equably be extended outward away from from the mass of ceramic material, in existing skill
In art, compacting may be carried out with multiple successive steps, and in each of these steps, be applied to the powdered ceramic material
The pressure of mass is different.Instead, it is possible to extend the pressing time.
In the first situation, pressing process is complicated, this is because operation of the press in sequential step must be fitted
Locality control, and coordinate with the other component for such as starting component and conveyer belt etc of press itself.In the second situation,
Considerably long pressing time duration can influence production efficiency.
Further, since powdered ceramic material is directly compressed on a moving belt, thus there is also fully support conveyer belt
The problem of, this is because the conveyer belt has limited rigidity.
Therefore, it is necessary to improve since the ceramic material mass in ceramic powder mixture form for ceramic,
Especially also there is the dry type technology of large-sized brick and tile or plank.
Document EP0793565A1, US2014141961A1, EP2364830A1, EP2384870A1 have been taught according to existing
The scheme of technology.
Invention content
Therefore, the main object of the present invention is to be modified to doing for ceramic, especially large-sized brick and tile or plank
The prior art press of formula production.
In the range of such task, it is an object of the present invention to provide a kind of for manufacturing the press of ceramic,
The pressing time of traditional press is compared, which allows the product that high quality is obtained within the relatively limited time.
It is a further object of the present invention to provide a kind of for manufacturing the press of ceramic, the press it is easily fabricated and
With emulative cost.
It is a further object of the present invention to provide a kind of novel conveyer belt for press, the press is for manufacturing ceramic system
Product.
This hair is realized by press according to claim 1 or by conveyer belt according to claim 20
These and other bright purposes.
Dependent claims are related to the preferable and advantageous embodiment of the present invention.
Description of the drawings
The nonexcludability particularly preferably according to press of the present invention provided as non-restrictive example from one group of attached drawing
In the detailed description of embodiment, further characteristic of the invention and advantage will be more apparent from, in attached drawing:
Fig. 1 is the scaled down stereoscopic schematic diagram according to press of the present invention, wherein the powdered ceramic material of compacting
Mass is fed to by conveyer belt in the forming seat of press;
Fig. 2 shows the stereograms of the compacting plane surface of the forming seat of press shown in Fig. 1 obtained from top;
Fig. 3 illustrates the first face of the plane surface with the plane of plane surface shown in Fig. 2;
Fig. 3 a are the details of plane surface shown in Fig. 3 along the section view of the hatching IIIa-IIIa magnification ratios taken
Figure;
Fig. 4 looks up the third face of the plane surface of illustrating, the third face and the first face phase with plane surface shown in Fig. 2
It is right;
Fig. 5 shows the second face of the plane surface with slightly magnification ratio with the front view of plane surface shown in Fig. 2;
Fig. 6 is with the side view of plane surface shown in more magnification ratio and Fig. 2 from left;
Fig. 7 shows the sectional view that plane surface shown in Fig. 3 takes along hatching VII-VII;
Fig. 7 a show the first details of Fig. 7 in an enlarged scale;
Fig. 7 b are the views of the magnification ratio of the second details shown in Fig. 7;
Fig. 8 shows the partial cross side view of plane surface shown in Fig. 2;
Fig. 9 and 10 is the plan view and side view according to the section of the conveyer belt or transmission belt of press of the present invention respectively;
Figure 11 is the slightly top perspective view of another compacting plane surface for press according to the present invention;
Figure 12 is the side view of plank shown in Figure 11 with cross-section details;
Figure 13 is the sectional view along the trace XIII-XIII of Figure 12;
Figure 14 shows the details of Figure 13 in an enlarged scale;
Figure 15 shows the details of Figure 13 in an enlarged scale;
Figure 16 is the sectional view along the trace XVI-XVI of Figure 15;
Figure 17 shows the details of Figure 11 in an enlarged scale.
Specific implementation mode
With reference to attached drawing, the press that the dry type according to the present invention for ceramic produces is indicated generally by reference numeral 1,
And include at least one first compacting plane surface 2 and one second compacting plane surface 3, the first compacting plane surface 2 and the
Two compacting plane surfaces 3 are arranged to be substantially parallel to one another.In the accompanying drawings, it is flat to be arranged in the second compacting for the first compacting plane surface 2
3 lower section of face surface, and in approximate horizontal plane.During use, suppress plane surface 2 and 3 can by attached drawing not
The suitable power plant shown toward and away from moving each other, so that each plane surface can be close to each other or away from each other
Movement.
During the technique of manufacture ceramic, the mass 4 of the ceramic material of compacting is arranged in two planes of press
Between surface 2 and 3, the mass of the ceramic material of the compacting is in the form of mixtures of ceramic powders and other possible additives.
A kind of pattern according to the present invention, the first compacting plane surface 2 and second suppress at least one of plane surface 3
(in shown attached drawing, the only first compacting plane surface 2) includes the first face 5 and the second face 6, the first pottery of the face 5 towards compacting
The mass 4 of ceramic material, the second face 6 can be connect with the suitable suction unit (invisible in the accompanying drawings) of such as vacuum pump etc.
In the compacting plane surface (being plane surface 2 in the accompanying drawings), the manifold circuit 7 for gas, the discrimination are obtained
Tube loop 7 include multiple conduits 70 and first opening 8 and second opening 9, first opening 8 at the first face 5 obtain and towards
The dusty material of compacting, the second opening 9 obtain at the second face 6.Following article can observe, the first opening 8 and second
Opening 9 is in fluid communication with each other by multiple conduits 70.
In the accompanying drawings, the second face 6 of compacting plane surface 2 is the plane surface side of itself.However, this face can be
The face opposite with the first face 5, or the mass 4 of powdered ceramic material relative to compacting are directed toward.
70 one side of multiple conduits is directed at the first opening 8 on the first face 5, and on the other hand at the second opening 9
It is directed on the second face 6, for being connect with above-mentioned suction unit.
A kind of pattern according to the present invention, the compacting plane surface influenced by manifold circuit 7 are first in shown situation
First face 5 of compacting plane surface 2 is made of dense material (that is, non-porous), and the dense material is gas-impermeable, and for example
It is metal or metal alloy, preferably such as C45 etc can bear specific required pressing pressure (up to 500kg/cm2)
High-tensile-strength steel.The first opening 8 obtained in the first face 5 of compacting plane surface 2 is evenly distributed on first face
And with the diameter less than or equal to 1mm.Thus the diameter reduced prevents powdered ceramic material from entering in multiple conduits 70,
And for example can hereafter observe, while ensuring to be in fluid communication with the suction unit that with these conduits can be connected.According to this
A kind of pattern of invention, the first opening 8 are obtained according to cancellated structure in the first face 5 of compacting plane surface 2.
It particularly referring to Fig. 3 a, 7 and 7a, can observe, multiple conduits 70 include 71 He of at least one primary conduit
Multiple subsidiary conduits 72, at least one primary conduit 71 and multiple subsidiary conduits 72 are in fluid communication with each other, and each subsidiary conduit
72 one side are directed to by corresponding first opening 8 on the first face 5 of plane surface 2, and are on the other hand directed to and are mainly led
In pipe 71, and on the one hand each primary conduit 71 is directed in corresponding subsidiary conduit 72 and is on the other hand opened by second in turn
Mouth 9 is directed on the second face 6.
Subsidiary conduit 72 is arranged generally normal to primary conduit 71.In any case, it may be possible to provide multiple conduits 70
Other constructions, as long as these conduits allow to suppress between the first face 5 of plane surface 2 and the second face 6 for suppressing plane surface 2
Fluid communication.
A kind of pattern according to the present invention, each subsidiary conduit 72 include first part 721 and second part 722 and in
Between part 723, at corresponding first opening 8, second part 722 is intermediate towards corresponding primary conduit 71 for first part 721
Part 723 is for the connection between first part 721 and second part 722.First part 721 and second part 722 respectively have
There is the generally circular cross-section that diameter is different from each other, and middle interconnecting piece point 723 has frusto-conical configuration.
In order to ensure fluidly connecting between the first face and the second face of compacting plane surface 2, while preventing compacting
The mixture of ceramic powders is flow in multiple conduits, and the diameter of the first part 721 of each subsidiary conduit reduces, and is, for example, less than
Or the diameter equal to 1mm and less than second part 722.
A kind of pattern according to the present invention, the primary conduit 71 of multiple conduits 70 is with roughly circular or semicircular transversal
Face, or there are straight base segments, this is straight base segments its own end with inverted " U " shape or bending or
The part of blunt rounded is connected.
Compacting plane surface 2 equipped with multiple conduits 70 can be formed as single-piece, or compacting plane surface 2 may include it is multiple
Layer, as shown in attached drawing (Fig. 2,6,7 and 8).
In such a situation, compacting plane surface includes first layer 21 and the second layer 22, is assisted in first layer 21
At least part of conduit 72 and primary conduit 71, the second layer 21 have the thickness of constant.
According to such pattern, press according to the present invention includes suitable clamping device 10, will suppress plane surface 2
Layer 21 with together with 22 step up.A kind of pattern according to the present invention has such as screw for the construction for being suitable for such purpose
Or the clamping device 10 of bolt etc is applied around in multiple conduits 70 in layer 21 and 22, and such clamping device relative to
It is arranged in the corresponding opening obtained on demand in the opposite sides of each subsidiary conduit 72, to allow conduit itself and mainly lead
The fluid-tight seal of pipe 71.
Press according to the present invention further includes that the fluid-tight of such as washer etc between first layer 21 and the second layer 22 is close
Seal apparatus 11, or the layer 111 made of silicone or any other suitable material, this layer apply at the engaging portion of layer 21 and 22
Outside layer 21 and 22.
A kind of pattern according to the present invention, the press include at least one connection block 12, at least one connection block
12 are anchored on the second face 6 of compacting plane surface 2, the suction unit for being connected to press.The block 12 includes at least one
Supporting member 121 each of manufactures the second opening 9 in the second face 6 for suppressing plane surface 2, at least one supporting member
Transfixion part 122 is obtained in 121.Once block be anchored on compacting plane surface 2, each transfixion part 122 just with it is corresponding
Second opening, 9 alignment.
Connection block 12 further includes the branch sleeve 123 for each transfixion part 122.Each branch sleeve 123 is inserted into
In corresponding transfixion part 122, and as the component being connect with suction unit.Connection block 12 is filled by suitable fastening
13 are set to be anchored on, be for example bolted to the second face 6 for suppressing plane surface 2.In addition, in this case, for the ease of fluid-tight
Sealing is arranged to the clamp device 13 being applied near perforation section 122, and is disposed relative in these perforation sections
In each opposite sides.
The press further includes between connection block 12 and the second face 6 for suppressing plane surface 2, is specifically around each perforation
The fluid-tight seal device 14 of the mouth of part 122 and the second opening 9, for example, type suitable for such purpose washer.
The press includes feeding means 15, which is arranged to the mass 4 of the powdered ceramic material of compacting
It is fed between two compacting plane surfaces 2 and 3.It is flat that feeding means 15 is included in the compacting of the first compacting plane surface 2 and second
Between face surface 3, and these feeding means are located on the first compacting plane surface 2 and pass across the forming seat of press.
Include conveyer belt according to a kind of feeding means 15 of pattern of the present invention, the conveyer belt by permeable gas material
It is made, and is, for example, the conveyer belt made of porous fabric.
In such a situation, since feeding means keeps the ceramic powders part of large-size, thus the feeding means 15
The first filter element as the dusty material for compacting, and thinner powder is partially toward compacting plane surface 2 and transmits,
And therefore the feeding means prevents manifold circuit to be blocked.
One such band 15 is pierceable or micropunch is with through-hole or micropore, so that gas can be permeated, but can not ooze
The powder of saturating material to be pressed, for example can not osmotic ceramic material powder.
In addition, band 15 can include distribution or percentage or the density of perforation or micropunch relative to the surface with itself,
When passing through from the center of band 15 or center line or side from longitudinal asymmetric axis x-x to the band 15 S1, S2, the distribution or percentage
Than or density it is changeable, and more specifically, from band 15 center or center line or longitudinal asymmetric axis x-x to the band 15
When side S1, S2 pass through, the distribution or percentage or density reduce.
More specifically, band 15 can have first area or central area or region 15a, the first area or central area
Or region 15a is laterally unfolded relative to the center line x-x of band, and the first perforation percentage larger with other regions are compared
Or density.
And then there are two second area or intermediate region 15b, each second area or middle area more specifically, band 15 can have
Domain 15b has the second perforation percentage or density, and intermediate region 15b and central area 15a is side by side, and if it is desire to
Words are arranged in relative to central area 15 on both sides relative to each other together with two third regions or side zones 15c, often
A third region or side zones 15c have third perforation percentage or density, and side zones 15c respectively limits band 15
Respective side portion S1, S2, and far from central area 15a and respectively also with corresponding intermediate region 15b side by side.
First perforates percentage can be higher than the second perforation percentage, and the second perforation percentage can be higher than third perforation percentage
Than, so that micropunch has more dense distribution in the nip region of side S1, S1 closer to the inner portion or further from band, and
There is gradual lower density with side S1, S2 close to band 15.
It such as will be appreciated that, about perforation percentage, it is intended that the hole of per unit surface area or micropore quantity, it is contemplated that every
In a region 15a, 15b and (if being equipped with) 15c, hole or micropore are distributed generally evenly in the entire extension in region itself
On portion's (vertical and horizontal).
More specifically, the distance between each hole or micropore in the 15a of central area can in the 15b of intermediate region each hole or
The about a quarter of distance is between about 3/4ths between micropore, such as between about one third to about 2/3rds, such as
If fruiting period is hoped, it is substantially equal to the half of distance between each hole or the micropore in the 15b of intermediate region.If desired, intermediate
The distance between each hole or micropore in the 15b of region can be divided in about the four of each hole in side zones 15c or distance between micropore
One of between about 3/4ths, such as between about one third to about 2/3rds, if desired, be substantially equal to side
The half of distance between each hole or micropore into region 15c.
If desired, each hole in the 15a of central area can be separated from each other about 2-8mm, such as 3-7mm, such as fruiting period
If prestige, about 5mm can be separated, the hole in the 15b of intermediate region can be separated from each other about 5-15mm, such as 8-12mm, if it is desired to
If, about 10mm can be separated, and the hole in side zones 15c can be separated from each other about 15-25mm, such as 18-22mm, such as fruiting period
If prestige, about 20mm can be separated.
Central area 15a transverse to or be orthogonal to the extension (elongation) of longitudinal asymmetric axis x-x in intermediate region 15b
And if desired between 0.5 to 2 times of the lateral extensions of side zones 15c, such as it is substantially equal to side zones 15c's
Lateral extensions.
Certainly, this some holes is longitudinally extended approximately along region 15a, 15b of band 15 and the entire of (if provided) 15c
Portion's (being parallel to axis or center line x-x) and lateral extensions (being orthogonal to axis x-x) distribution.
It such as will be appreciated that, be compressed on the centerline of band or carried out in a manner of finer and close at central area, and
In the center line x-x far from band 15 and when close to the lateral movement of band 15, the intensity or power of compacting reduce.As indicated above
The reduction of perforation percentage ensure, in the case of suppression degree bigger, ensure to aspirate gas from nip region to a greater degree
Body, while reducing the cost of perforation or the micropunch of band 15.
It obviously, can also there are identical perforation or micropunch distribution or percentages on the entire extension of band 15.
Band 15 can for example, by bringing eleven punch 11 into such as aperture made of rubber or similar material by water jet and
It obtains.Such perforation can be by punch or one group of punch manufacture.
Defined by band 15 or the hole on band 15 or micropore can with the diameter of about 0.5-3mm, such as 0.5 to 1 or
Between 2mm, if desired be 0.8mm.
In addition, band 15 can be made of multiple layers, such as locate during use with lower layer 15d and upper layer 15e, lower layer 15d
Reinforce in lower section and using canvas, upper layer 15e is made of PVC, polyurethane, rubber or similar material and is sealed with lower layer 15d
It is fitted together.Lower layer 15d may make convenient for gas is discharged from nip region, and improve on the first compacting plane surface 2
Flowing.
The surface of band also can have relief, and and it is rough.
Band 15 then can be connected to lower layer 15d and connect with terminal connection portion part 15f, each terminal connection portion part 15f
In upper layer 15e.
There are two terminal connection portion part 15f for the section tool of non-limiting embodiments shown in reference to the accompanying drawings, band or band, each
Terminal connection portion part 15f is at the respective end of band section, and such terminal connection portion part 15f defines bearing 15g, this holds
Seat 15g if desired transverse to or be orthogonal to axis x-x and extend, and be set to accommodate with another band section or with
Hinge in the component (not shown) connected with another connecting component or engaging portion.In addition, connecting component 15f can have phase
Width larger lower layer 15d and upper layer 15e, laterally to be protruded relative to the lower layer and upper layer.Connecting component 15f can also have
There are segmentation or smooth edge 15f1.Such makeshift ensures that improvement air during pressing is discharged.
Presently described conveyer belt forms the purpose of the present invention, or even independently of above-mentioned press, and therefore also can be with difference
It is combined in the press type of the above-mentioned type.
Referring now to Figure 11 to 17, another compacting plane surface 2,3 according to the present invention for press is shown.The compacting is flat
Face surface includes substrate or top plate 16, multiple bands of encapsulation bar side by side 17 specifically removedly arrange and be fastened on the substrate or
On top plate 16, to limit the first face 5 or the second face 6.
In addition, the one or more slits or groove or micro- slit 18 that can be connect with suitable suction unit be defined to
It between few two adjacent ribbons 17, is preferably defined between all pairs of adjacent ribbons, or at least one band
In 17, preferably in all bands 17, and these slits or groove actually substitute opening 8.
Band 17 limits the first face 5 or the second face 6, the mass 4 of the ceramic material of the first face 5 towards compacting.
In addition, band 17 can have the first lateral sidewall 17a, first lateral sidewall 17a to have multiple recesses, it is clear that once
Band 17 is encapsulated, just defines slit or groove or micro- slit 18 with the second lateral sidewall 17b of adjacent ribbons.Alternatively, slit
Or groove or micro- slit 18 can manufacture in the ontology of band 17.
Slit or groove or micro- slit 18, specifically if these slits or groove or micro- slit 18 are that the first compacting is flat
The part on face surface 2 is then in lower section or if these slits or groove or micro- slit 18 are the second compacting plane surfaces 2
It is a part of then be directed to above in one or more aspiration manifolds or channel 19, the one or more aspiration manifold or channel 19
It is in fluid communication with the pumping equipment of such as vacuum pump etc.This or each aspiration manifold or channel 19 can manufacture in substrate 16 or
In band 17.Manifold 19 can the direction in the directions R extends after F- before being orthogonal to.
Non-limiting embodiment shown in reference to the accompanying drawings, each band 17 include that for example substantially R prolongs in direction after preceding F-
Two lateral sidewall 17a, 17b stretching, upper wall 17c, lower wall 17d, antetheca or the front F towards compacting plane surface 2,3 wall with
And the wall of rear wall or the rear R towards compacting plane surface 2,3.
Multiple 17c of upper wall side by side limit the first face 5, and multiple 17d of lower wall side by side limit the second face 6.
One in lateral sidewall 17a, 17b can on cross section, i.e. be orthogonal to compacting plane surface 2,3 from preceding F to
General arrangement is L-shaped in the plane surface in the directions R afterwards, so that each band 17 has lower part 17h and upper part 17g, under
Part 17h is below or is in top during use in smaller width during use, and upper part 17g is during use
Being below during use in top or in larger width, and there is part 17n, part 17n is relative to being placed in down
The lower part 17h of side or the upper part for being placed in top protrude.Using such structure, in the protrusion of upper part 17g
Below 17n or above the protrusion of lower part, connection chamber 17m is limited between two adjacent bands 17, should
Connection chamber 17m is arranged to be set to be in fluid communication with corresponding aspiration manifold or channel 19 by slit or groove or micro- slit 18.
The protrusion 17n of band can have bending or general curved surface 17p, the bending or general curved surface 17p
It is defined with a part of the lateral sidewall 17b of adjacent ribbons and connect chamber 17m.
Slit or groove 18 can be constituted by the perforation recess being defined at one of lateral sidewall 17a, 17b, and additionally,
Slit or groove or micro- slit 18 can be from the upper surface of the first compacting plane surface 2 or the lower surfaces of the second compacting plane surface 3
Aspiration manifold 19 is extended to, or extends to connection chamber 17m, connection chamber 17m if provided and is directed to suction discrimination
In pipe 19.
If desired, there is each band 17 multiple slits or groove 18, these slits or groove 18 to be separated from each other,
And if desired, the direction in the directions R extends after F- before being roughly parallel to.More specifically, each band is in the band
The directions R have slit or groove 18 on entire longitudinal extension part or after preceding F-.
Band 17 can be anchored on by clamp device, be specifically removedly to be anchored on substrate 16, and the clamp device is for example
Screw, bolt or stop part or lateral baffle plate 20a, and if specific compacting plane surface 2,3 it is very long, it may be possible to one
A or multiple stop parts or center baffle plate 20b.
For this purpose, stop part 20a may include holder or bar strip, for example to define through-hole, and in such a situation, once band
17 are arranged to be substantially aligned with and be encapsulated on substrate 16, first support or bar strip 20a be just arranged in band 17 front end it
It is upper or under, and second support or bar strip 20b are just arranged on or below the rear end of band 17, and holder 20a, 20b are borrowed
Screw 20c etc is helped to be constrained to substrate.
If it is very long to suppress plane surface 2,3, two series of bars 17 can be provided, the two series of bars 17 by
Center stop part 20b is connected to each other.
According to such embodiment, each manifold circuit 7 is limited by slit or groove 17, and if set, by connecting
Chamber 17m is limited.
In such compacting plane surface, without manufacturing micropore in big template, in addition, in required situation,
Entire suction plane surface can be easily removed and repair, to ensure cheap and easy to maintain scheme.
Above-described invention has the advantages that several.
Using press according to the present invention, the air being present in the dusty material of compacting can be in fact in pressing process
It is period, i.e. outside from material itself according to three preferable accesses when such material is placed in by compacting plane surface 2 and 3 under pressure
Effusion, these compacting plane surfaces 2 and 3 are suitably controlled by dynamic component.
As in traditional press, the perimeter edge of air from the mass of the powdered ceramic material of compacting is outside
It leaves.Air is extended outward away from from the conveyer belt of permeable gas, laterally and across the thickness of the band towards placed below
Compacting plane surface 2 leave, and air also from compacting plane surface (2 in figure) extend outward away from, the compacting plane surface by
The multiple conduits obtained herein are fluidly connected with suitable suction unit.The particular configuration of multiple conduits 70 is convenient for air from waiting for
The dusty material mass of compacting extends outward away from a manner of relative to mass itself substantially uniformity, to reduce air in product
The risk of stagnation, and extended outward away from the time quite shortened relative to the time needed for traditional press.Therefore, it improves and is obtained
It obtains the quality of product and shortens the production time, and improve the production efficiency of press.
Above-mentioned press is easy to carry out several modifications and variations in following following claims protection domain.
Therefore, the present invention is for example suitable for such press, wherein only one suppresses plane surface can be relative to another
It is a that (for example, being below or being in during use the plane surface of top during use, later case is shown in the accompanying drawings
Go out) movement or the present invention be suitable for two compacting the movable situations of plane surface.
In the present specification, the compacting plane surface 2 being below during use is described;Multiple conduits are obtained herein
70, but still mean as follows:The compacting plane surface 3 for being in top during use can also have same structure or can connect
In suitable suction unit, or only during use be in top compacting plane surface 3 can have same structure or
Person can be connected to suitable suction unit.
In addition, other constructions of the distribution of the first opening 8 and other arrangements and construction of multiple conduits 70 can be provided, only
Ensure to fluidly connect between the face and suction unit of the dusty material towards compacting of compacting plane surface, and simultaneously really
The quantity of material that guarantor enters in multiple conduits is decreased to minimum.
Thus, for example all three sections 721,722 and 723 can be with the generally circular cross-section of equal diameter.
The present invention finally applies also for such press, which lacks conveyer belt feeding means, wherein the powder of compacting
The mass of last ceramic material is directly deposited on the compacting plane surface of press.
Claims (26)
1. a kind of press, the press is for the ceramic dry type since the mass (4) of the powdered ceramic material of compacting
Production, the press include:
At least one first compacting plane surface (2) and one second compacting plane surface (3), the first compacting flat table
Face (2) and the second compacting plane surface (3) are parallel to and arrange each other, and can be reciprocally away and towards moving each other;
Feeding means (15), the feeding means are arranged to feed the mass (4) of the powdered ceramic material of the compacting, and
The feeding means (15) is located on the first compacting plane surface (2), so that the ceramic powder material of the compacting
The mass (4) of material is defined between the first compacting plane surface (2) and the second compacting plane surface (3);
Wherein,
At least one of the first compacting plane surface (2) and the second compacting plane surface (3) include:
- the first face (5), mass (4) of first face towards the powdered ceramic material;
- the second face (6), second face can be connect with suitable suction unit;And
It is used for the manifold circuit (7) of gas, the manifold circuit to be obtained between first face (5) and second face (6)
,
It is characterized in that,
First face (5) is made of gas-impermeable dense material, and the feeding means (15) includes at least one
Conveyer belt, at least one conveyer belt are made of the material of permeable gas.
2. press according to claim 1, which is characterized in that the manifold circuit (7) for gas includes multiple leads
Manage (70) and the first opening (8) at first face (5) and the second opening (9) at second face (6), and institute
It states the first opening (8) and second opening (9) is in fluid communication with each other by the multiple conduit (70).
3. press according to claim 2, which is characterized in that first opening (8) is evenly distributed in the plane
On at least one first face (5) on surface (2).
4. press according to claim 2 or 3, which is characterized in that first opening (8), which has, is less than or equal to 1mm
Diameter.
5. the press according to any claim in claim 2 to 4, which is characterized in that it is described first opening (8) according to
Cancellated structure obtains at least one first face (5) of the plane surface (2).
6. the press according to any claim in claim 2 to 5, which is characterized in that the multiple conduit (70) packet
At least one primary conduit (71) and multiple subsidiary conduits (72) are included, at least one primary conduit and the multiple auxiliary are led
Pipe is in fluid communication with each other, and each subsidiary conduit (72) is on the one hand directed to corresponding first opening (8) in first face (5)
In, and be on the other hand directed in the primary conduit (71), and each primary conduit (71) be on the one hand directed to it is corresponding auxiliary
The assistant director of a film or play manages in (72), and is on the other hand directed at least one second opening (9) in second face (6).
7. press according to claim 6, which is characterized in that each subsidiary conduit (72) include first part (721) and
Second part (722) and middle section (723), the first part is at corresponding first opening (8), the second part
Towards corresponding primary conduit (71), the middle section for the first part (721) and the second part (722) it
Between connection, and the first part (721) and the second part (722) respectively have generally circular cross-section, and described
Diameter between first part and the second part is different, wherein the second part (722) compares the first part
(721) there is larger diameter, and the middle interconnecting piece point (723) has generally frustoconical construction.
8. press according to claim 7, which is characterized in that at least one primary conduit (71) has circle or half
Circular cross section has straight portion, and the straight portion is at the terminal of the straight portion and with inversion
The part of " u "-shaped or bending or blunt rounded connects.
9. the press according to any claim in claim 1 to 8, which is characterized in that be formed with the manifold
At least one plane (2) in circuit (7) obtains as single-piece.
10. the press according to any claim in claim 6 to 8, which is characterized in that wherein obtain the manifold and return
At least one plane surface (2) on road (7) includes multiple floor, i.e. first layer (21) and the second layer (22), described first
At least part of the subsidiary conduit (72) and the primary conduit (71) is obtained in layer, the second layer has constant
Thickness, the first layer (21) and the second layer (22) step up each other by suitable clamping device (10), and the pressure
Machine includes fluid-tight seal device between the first layer (21) and the second layer (22).
11. press according to claim 10, which is characterized in that the clamping device (10) is in the multiple conduit (70)
It is applied around in the layer (21,22), to allow the fluid-tight seal of the multiple conduit.
12. press according to any one of the preceding claims, which is characterized in that including at least one link block
Body (12), at least one connection block are anchored at least one second face (6), for being connected to the suction dress
It sets.
13. press according to claim 12, which is characterized in that the connection block (12) includes:
Supporting member (121) obtains at least one transfixion part (122) in the supporting member, in second face (6)
Each second opening (9), and is once fastened onto the plane surface (2), and each transfixion part (122) is just with corresponding second
Be open (9) alignment;And
Branch sleeve (123), the branch sleeve are inserted in each transfixion part (122), are used for and the suction unit stream
Body connects.
14. press according to claim 12 or 13, which is characterized in that in the connection block (12) and second face
(6) include fluid-tight seal device (14) between.
15. press according to any one of the preceding claims, which is characterized in that at least one conveyer belt
(15) it is perforated or micropunch, with permeable gas but impermeable material powder to be pressed, wherein at least one biography
Send band (15) perforation or the percentage or density of micropunch, the i.e. quantity of the hole of per unit surface area or micropore with from described
The center of band (15) or center line or longitudinal asymmetric axis (x-x) are passed through to the side (S1, S2) of the band and can be changed.
16. press according to claim 15, which is characterized in that the perforation of at least one conveyer belt (15) micro- is worn
The percentage in hole or density are with from the center of the band (15) or center line or longitudinal asymmetric axis (x-x) to the band
Side is passed through and is reduced.
17. press according to claim 15 or 16, which is characterized in that the band (15) has first area or center
Region that domain (15a) or center line (x-x) relative to the band are laterally unfolded and two second areas or intermediate region
(15b), the first area or central area or relative to the band centerline side to the region of expansion have first perforation
Percentage, each second area or intermediate region have the second perforation percentage, and the second area (15b) and the center
Region (15a) is placed on both sides relative to each other side by side and relative to the central area (15), wherein in each region
In (15a, 15b), the hole or micropore are substantially evenly distributed on the entire vertical and horizontal extension in the region, and
And the first perforation percentage is more than the second perforation percentage.
18. press according to claim 17, which is characterized in that the band (15) includes two side zones (15c), often
A side zones have third perforation percentage, and the side zones (15c) respectively limit the respective side portion of the band (15)
(S1, S2) and far from the central area (15a), and each side zones also with corresponding intermediate region (15b) side by side,
In, in third region (15c), the hole or micropore extend in the entire vertical and horizontal of the third region (15c) itself
It is substantially evenly distributed in portion, and the second perforation percentage is more than third perforation percentage.
19. the press according to claim 17 or 18, which is characterized in that the central area (15a) have transverse to or
It is orthogonal to the extension of the longitudinal asymmetric axis (x-x), the extension is laterally extended the intermediate region (15b's)
Between 0.5 to 2 times of portion, wherein the distance between each hole or micropore in the central area (15a) are the intermediate regions
The about a quarter of the distance in each hole or micropore in (15b) is between about 3/4ths, such as in about one third to about three
Between/bis-.
20. press according to any one of the preceding claims, which is characterized in that the first compacting flat table
At least one of face (2) and the second compacting plane surface (3) include substrate or top plate (16) and multiple bands (17),
The multiple band is removedly arranged and is fastened on the substrate or top plate (16) and each other side by side and encapsulation, with limit
Fixed first face (5) or second face (6), and at least one slit or groove (18) that can be connect with suction unit are by boundary
It is scheduled between at least two adjacent ribbons (17) or is defined at least one band (17).
21. press according to claim 20, which is characterized in that at least one slit or groove (18) are directed to
In at least one aspiration manifold obtained in the substrate (16) or the band (17) or channel (19), and with the suction
Device is in fluid communication.
22. a kind of conveyer belt for press, the press is used for since the mass (4) of the powdered ceramic material of compacting
Ceramic dry type produces, and the band is perforated or micropunch, with permeable gas but impermeable material powder to be pressed
End, wherein the hole of the perforation of at least one conveyer belt (15) or the percentage or density of micropunch, i.e. per unit surface area
Or the quantity of micropore is with from the center of the band (15) or center line or longitudinal asymmetric axis (x-x) to the side of the band
(S1, S2) passes through and can change.
23. conveyer belt according to claim 22, which is characterized in that perforation or micropunch percentage or density with from
The center of the band (15) or center line or longitudinal asymmetric axis (x-x) are passed through to the side (S1, S2) of the band and are reduced.
24. the conveyer belt according to claim 22 or 23, which is characterized in that including first area or central area (15a)
Or the region be laterally unfolded of the center line (x-x) relative to the band and two second areas or intermediate region (15b), institute
State first area or central area or the centerline side relative to the band has the first perforation percentage to the region of expansion, often
A second area or intermediate region have the second perforation percentage, and the second area (15b) and the central area (15a)
It is placed on both sides relative to each other side by side and relative to the central area (15), wherein at each region (15a, 15b)
In, the hole or micropore are substantially evenly distributed on the entire vertical and horizontal extension in the region, also, described first
Percentage of perforating is more than the second perforation percentage.
25. conveyer belt according to claim 24, which is characterized in that including two side zones (15c), each lateral section
There is third to perforate percentage in domain, and the side zones (15c) respectively limit the respective side portion of the band (15) and separate
The central area (15a), and each side zones also with corresponding intermediate region (15b) side by side, wherein in third region
In (15c), the hole or micropore on the third region (15c) the entire vertical and horizontal extension of itself substantially evenly
Distribution, and the second perforation percentage is more than third perforation percentage.
26. the conveyer belt according to claim 24 or 25, which is characterized in that the central area (15a) have transverse to
Or it is orthogonal to the extension of the longitudinal asymmetric axis (x-x), transverse direction of the extension at the intermediate region (15b) is prolonged
Between 0.5 to 2 times of extending portion, wherein the distance between each hole or micropore in the central area (15a) are the middle areas
The about a quarter of the distance in each hole or micropore in domain (15b) is between about 3/4ths, such as in about one third to about
Between 2/3rds.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITUA2016A001432A ITUA20161432A1 (en) | 2016-03-07 | 2016-03-07 | PRESS FOR THE PRODUCTION OF CERAMIC PRODUCTS |
| IT102016000023750 | 2016-03-07 | ||
| PCT/IB2017/051331 WO2017153913A1 (en) | 2016-03-07 | 2017-03-07 | A press for the production of ceramic products |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108698251A true CN108698251A (en) | 2018-10-23 |
Family
ID=56203551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780007938.8A Pending CN108698251A (en) | 2016-03-07 | 2017-03-07 | Press for Ceramic Production |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP3426451B1 (en) |
| CN (1) | CN108698251A (en) |
| BR (1) | BR112018015078A2 (en) |
| IT (1) | ITUA20161432A1 (en) |
| WO (1) | WO2017153913A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114643634B (en) * | 2022-03-22 | 2022-11-29 | 重庆臻宝实业有限公司 | Slip casting's vacuum mold |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3737276A (en) * | 1971-09-17 | 1973-06-05 | Carborundum Co | Molding of powdered or granular material |
| CN1173154A (en) * | 1994-11-22 | 1998-02-11 | 卡洛·安东尼奥·卡莫拉尼 | A method for compacting powders and apparatus thereof |
| CN1251797A (en) * | 1998-10-15 | 2000-05-03 | 伦弗莱特股份有限公司 | Apparatus and method for pressing bricks and tiles or the like |
| CN2477339Y (en) * | 2001-07-19 | 2002-02-20 | 佛山市石湾镇陶瓷工业研究所 | Exhausting die of ceramic bricks |
| CN101058264A (en) * | 2006-04-20 | 2007-10-24 | 株式会社矶轮 | Apparatus and method for printing corrugated cardboard sheets |
| EP2364830A1 (en) * | 2010-03-10 | 2011-09-14 | Gape Due S.P.A. | Mold for the unidirectional pressing of ceramic articles |
| ITMO20100268A1 (en) * | 2010-09-27 | 2012-03-28 | Gambarelli Impianti S R L | APPARATUS FOR FORMING SUBSTANTIALLY LASTRIFORM FACTORIES. |
| CN203331202U (en) * | 2013-06-28 | 2013-12-11 | 周文鹏 | Die core base plate of movable thimble type ceramic brick forming exhaust die |
| CN104968966A (en) * | 2012-12-28 | 2015-10-07 | 鲍勃斯脱里昂公司 | Conveyor belt for conveying plate-shaped items and processing machine comprising such a belt |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2673566B3 (en) * | 1991-03-08 | 1993-01-15 | Voinchet Jean Marie | DEVICE FOR MAKING THE PREFORMS NECESSARY FOR MOLDING CERAMIC PULP. |
| EP2384870A1 (en) * | 2010-05-04 | 2011-11-09 | Officina Ferrari Carlo Societa' Per Azioni | A die for forming ceramic tiles provided with automatic air expulsion |
| CN103635296B (en) * | 2011-04-22 | 2016-10-26 | 维克Ip控股公司 | The device of goods, system and method and the compression goods formed by it are compressed for being formed |
-
2016
- 2016-03-07 IT ITUA2016A001432A patent/ITUA20161432A1/en unknown
-
2017
- 2017-03-07 WO PCT/IB2017/051331 patent/WO2017153913A1/en active Application Filing
- 2017-03-07 CN CN201780007938.8A patent/CN108698251A/en active Pending
- 2017-03-07 EP EP17719907.2A patent/EP3426451B1/en active Active
- 2017-03-07 BR BR112018015078A patent/BR112018015078A2/en not_active Application Discontinuation
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3737276A (en) * | 1971-09-17 | 1973-06-05 | Carborundum Co | Molding of powdered or granular material |
| CN1173154A (en) * | 1994-11-22 | 1998-02-11 | 卡洛·安东尼奥·卡莫拉尼 | A method for compacting powders and apparatus thereof |
| CN1251797A (en) * | 1998-10-15 | 2000-05-03 | 伦弗莱特股份有限公司 | Apparatus and method for pressing bricks and tiles or the like |
| CN2477339Y (en) * | 2001-07-19 | 2002-02-20 | 佛山市石湾镇陶瓷工业研究所 | Exhausting die of ceramic bricks |
| CN101058264A (en) * | 2006-04-20 | 2007-10-24 | 株式会社矶轮 | Apparatus and method for printing corrugated cardboard sheets |
| EP2364830A1 (en) * | 2010-03-10 | 2011-09-14 | Gape Due S.P.A. | Mold for the unidirectional pressing of ceramic articles |
| ITMO20100268A1 (en) * | 2010-09-27 | 2012-03-28 | Gambarelli Impianti S R L | APPARATUS FOR FORMING SUBSTANTIALLY LASTRIFORM FACTORIES. |
| CN104968966A (en) * | 2012-12-28 | 2015-10-07 | 鲍勃斯脱里昂公司 | Conveyor belt for conveying plate-shaped items and processing machine comprising such a belt |
| CN203331202U (en) * | 2013-06-28 | 2013-12-11 | 周文鹏 | Die core base plate of movable thimble type ceramic brick forming exhaust die |
Also Published As
| Publication number | Publication date |
|---|---|
| ITUA20161432A1 (en) | 2017-09-07 |
| EP3426451B1 (en) | 2022-08-17 |
| WO2017153913A1 (en) | 2017-09-14 |
| BR112018015078A2 (en) | 2018-12-11 |
| EP3426451A1 (en) | 2019-01-16 |
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