CN109772677B - Multi-aperture rolling cage screen and method for preparing ceramic product containing granular elements by using same - Google Patents
Multi-aperture rolling cage screen and method for preparing ceramic product containing granular elements by using same Download PDFInfo
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- CN109772677B CN109772677B CN201910065042.6A CN201910065042A CN109772677B CN 109772677 B CN109772677 B CN 109772677B CN 201910065042 A CN201910065042 A CN 201910065042A CN 109772677 B CN109772677 B CN 109772677B
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Abstract
The invention discloses a multi-aperture rolling cage sieve and a method for preparing a ceramic product containing granular elements, the scheme comprises a main body and connecting fittings, the main body is formed by surrounding a filtering screen, the filtering screen comprises at least two filtering areas, the screen mesh aperture in the same filtering area is equal, the screen mesh aperture in the filtering area is any one of the preset aperture of 2-8 meshes, the screen mesh apertures in different filtering areas are unequal, and the main body is cylindrical cage-shaped or corrugated cylindrical cage-shaped.
Description
Technical Field
The invention relates to the field of building ceramic tiles, in particular to a multi-aperture rolling cage sieve and a method for preparing a ceramic product containing granular elements by using the same.
Background
Along with the increasing of living standard of people, the beauty is more and more personalized in the selection of decoration and finishing materials, the style and the taste are more emphasized, the application requirements of the finishing materials such as wall and floor, furniture, cabinets, countertops and the like in modern decoration are more and more increased, the design requirements are higher and more higher, and the ceramic plates, especially large-plate ceramic plates, are more and more applied in the fields due to the superior physicochemical properties of the ceramic plates as natural stone with naturally rich patterns, although the natural stone is good, the good natural stone resources are limited, the colors and the grades of the stone are more and more, and the physicochemical properties of the stone are also limited.
Except the texture on surface in the effect of imitative stone, in order to increase the stone material decorative effect of chamfered edge, edging, fluting, step board class, people also more and more pay more attention to the material of the whole body effect from the face to the end to can adapt to the fitment needs with the chamfered edge that the stone material is the same, kerve, especially with granular pattern element and the shape size is different between the granule, the molding of the same class granule is different, the natural granite effect of main part is not of uniform size to the particle size.
In the prior art of manufacturing the plate with the particle elements:
the technology of artificial stone plate is characterized by that it is made up by using natural stone and breaking it into raw material and making it pass through such processes of solidification, and has the physical and chemical properties of fire-proofing, acid-proofing, corrosion-proofing, deformation due to influence of climate, resisting pollution, resisting wear and resisting durability, etc. which are greatly different from those of ceramic product made up by using large-tonnage press and firing at 1200 deg.C.
The large-particle ceramic product granulated by dry powder is prepared by pressing powder into a pressed sheet with the thickness of more than 2mm, crushing the pressed sheet, sieving the crushed powder by a rolling cage sieve with the same mesh size, and using the sieved powder in a green body product, wherein each single-color or mixed-color particle is prepared by a different granulator, and a screen below each granulator is respectively designed with the same mesh size in a preset mode, namely each granulator is only used for preparing particles within one particle size range, and a technical scheme for synchronously preparing particles with various particle sizes by using the same granulator is not realized or suggested. Therefore, in the prior art, if the effect of the board surface is enriched by realizing a plurality of colors and particle sizes, more granulators are needed to realize, and the limitation is greatly caused, wherein the occupied space of equipment installation is occupied, more machines are needed, the more management is needed, the more complex the machines are, the more faults are needed, and the improvement is needed.
In summary, in the prior art, feasibility and operability of production implementation need to be further improved on the rich and multicolor slice and grain effects of the large-plate ceramic rock plate, especially the efficient production of the granite imitation effect containing grain elements with different grain sizes and the production of the whole-body large-plate (rock plate) ceramic plate with a single-piece area not less than 1.62m 2.
Disclosure of Invention
In order to solve the above technical problems, a first object of the present invention is to provide a multi-aperture rolling cage sieve and a method for preparing ceramic products containing granular elements, wherein the method comprises the steps of using only one filtering screen to contain different filtering areas with predetermined area and predetermined mesh number of 2-8 meshes, designing and arranging the filtering areas according to predetermined positions, wherein the screen apertures of adjacent filtering areas are different, the surrounding shape is cylindrical cage or corrugated cylindrical cage, and installing the screen below a corresponding granulator, so as to simultaneously prepare granules with different particle diameters, such as large, medium and fine granules, of the same color material, and to generate controllable random distribution of granules with different particle diameters, which fall onto the conveying carrier below the same color material, the granules in the state and the blank raw material are prepared into a mixture to better embody a random natural simulated forming effect, the distribution form of the particle pattern effect in the real stone is more met, the prepared ceramic plate containing particles is more natural, has the effect similar to natural granite, has excellent physical and chemical properties, is more diversified in blank color through pigment preparation, can be efficiently and industrially produced in a standardized manner, greatly reduces the disordered exploitation of natural stone resources, and provides a designer with materials required by wider and free design originality.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a multi-aperture rolls cage sieve, contains main part and connection fittings, the main part is enclosed by filter screen and forms, filter screen contains two kinds of at least filtration regions, is same the screen cloth aperture in the filtration region equals, arbitrary filter region's screen cloth aperture is by arbitrary one of 2 ~ 8 meshes in the predetermined aperture, and the screen cloth aperture inequality in the different filtration regions, the main part is cylinder cage form or ripple post cage form.
Preferably, the diameter of the main body is 20 cm-100 cm, and the length is 50 cm-300 cm.
Preferably, the filtering screen is at least selected from filtering areas with 2 meshes of pore size, and the sum of the areas of the filtering areas with 2 meshes of pore size accounts for 15-30% of the total area of the filtering screen.
Preferably, the corrugated column cage-shaped main body comprises a corrugated cage wall, the longitudinal section of the corrugated cage wall is regular or irregular corrugation, the height difference H between the wave crest and the wave trough of the corrugated cage wall is 10 cm-50 cm, and the axial distance A between adjacent wave crests is larger than 20 cm.
Preferably, the connecting fittings comprise inner ring pressing strips, outer ring pressing strips and a rotary supporting frame, and the supporting rod of the rotary supporting frame is provided with a knocking component.
Preferably, the filtering screen comprises 4 filtering areas, the filtering apertures in the 4 filtering areas are respectively 2 meshes, 4 meshes, 6 meshes and 8 meshes, wherein the areas of the 2 meshes, 4 meshes, 6 meshes and 8 meshes of filtering areas respectively account for 20%, 25%, 30% and 25% of the total area of the filtering screen, and the filtering screen is divided into three parts from top to bottom: the area ratio of the top area, the middle upper area and the bottom area is that the top area: middle upper region: bottom zone 1: 1: 2;
in the top area, a 2-mesh filtering area, an 8-mesh filtering area, a 2-mesh filtering area, a 4-mesh filtering area and a 6-mesh filtering area are sequentially arranged from left to right, and the areas of the 2-mesh filtering area, the 4-mesh filtering area, the 6-mesh filtering area and the 8-mesh filtering area respectively account for 1/3, 1/3, 1/6 and 1/6 of the total area of the top area;
in the middle upper area, a 6-mesh filtering area, a 4-mesh filtering area, an 8-mesh filtering area, a 6-mesh filtering area and an 8-mesh filtering area are sequentially arranged from left to right, and the areas of the 4-mesh filtering area, the 6-mesh filtering area and the 8-mesh filtering area respectively account for 1/5, 2/5 and 2/5 of the total area of the middle upper area;
in the bottom area, one side of the middle upper area is sequentially provided with a 2-mesh filtering area, a 4-mesh filtering area, a 6-mesh filtering area and a 2-mesh filtering area from left to right, the left 2-mesh filtering area is provided with a semicircular 8-mesh filtering area, and the right 2-mesh filtering area is provided with an elliptical 6-mesh filtering area; a6-mesh filtering area, an 8-mesh filtering area and a 4-mesh filtering area are sequentially arranged on one side close to the bottom edge from left to right, and the areas of the 6-mesh filtering area, the 4-mesh filtering area, the 6-mesh filtering area and the 8-mesh filtering area respectively account for 2/9, 2/9, 3/9 and 2/9 of the total area of the bottom area.
A second object of the present invention is to provide a method for preparing a ceramic product containing granular elements by using the above multi-aperture rolling cage sieve, comprising the steps of:
the method comprises the following steps: equipment is provided with: 2-5 granulators, a material transferring hopper, a metering scale, a conveying belt and an auxiliary system are installed, and the rolling cage sieve is arranged below at least one of the granulators;
step two: preparing powder: preparing 5-10 blank powder materials with colors determined according to design;
step three: preparing a particle material:
firstly, selecting 3-4 blank powder materials with single colors and/or blank powder materials with preset 2-5 mixed colors and mixed according to a preset proportion as raw materials of granules to be prepared;
then, feeding the prepared raw materials of the granular materials to be prepared with preset colors into corresponding granulators respectively, pressing the raw materials into sheets with set thickness by a rolling device, crushing the raw materials by a cutting or rolling crushing device, poking or directly and freely falling on the surface of a conveying carrier below the raw materials to form pre-crushed granular materials, conveying the granular materials into a rolling cage screen, and screening the granular materials from screen holes of different filtering areas of the rolling cage screen along with gravity in the rotating process of the rolling cage screen through the rotation of the rolling cage screen and the knocking of a knocking component on a supporting rod so that granular powder falling onto the conveying carrier is granular mixture materials with different grain diameters screened from the different filtering areas, and conveying the granular mixture materials to a transfer storage by the conveying carrier;
step four: mixing and preparing the granular material and the blank powder material: preparing granules with preset single color or mixed color in different particle size ratios in a transfer bin below each granulator, and 5-10 colors of raw materials prepared in the step (2), metering the raw materials according to the required weight ratio calculated by design by using electronic scales below the raw materials, then dropping the raw materials on a belt carrier, and then gathering the raw materials on a conveyor belt carrier to be directly conveyed into a bin above a material distribution system, or gathering green body powder raw materials and the granules required by preset design into 2-5 mixtures which are respectively placed into bins of platforms above different conveyor belts and conveyed into the material distribution system;
step five: pressing the blank: one or more bins are adopted to mix the granular materials and feed the materials into a material distribution system, and the materials are distributed on a transmission carrier through the material distribution system and are transmitted to a press to be pressed into a blank body;
step six: conveying the green body into a drying kiln for drying;
step seven: the dried blank body enters a sintering kiln to be sintered into a semi-finished product;
step eight: and polishing and edging the semi-finished product to obtain the ceramic product containing the granular elements.
Preferably, the granular powder in the third step contains transparent or semitransparent powder materials, so that transparent or semitransparent effects are formed.
Preferably, the ceramic plate product prepared by the method contains particles with the same color or mixed color and multiple particle sizes, and the particles with the same color or mixed color have 1 or 2-7 particle sizes with different particle sizes in 2-8 meshes.
Preferably, after the sixth step and before the seventh step, the glaze line is entered, and the digital color pattern and the protective glaze of the ceramic ink are sprayed and printed on the surface of the blank, or the protective glaze and/or various ceramic dry particle materials are directly sprayed and printed without spraying and printing the color digital pattern.
Preferably, in the pressing step, pressing is performed by a press machine, and the pressing mode may be a pressing mode in which the surface of the product faces upwards or downwards.
Compared with the prior art, the invention has the beneficial technical effects that:
1. the invention provides a multi-aperture rolling cage sieve and a method for preparing a ceramic product containing granular elements, wherein filter screens containing different filter areas are originally adopted, the areas are designed and distributed according to preset positions, and the screen mesh apertures of the adjacent filter areas are different, so that the method screens the sheet granules which are subjected to dry pressing and pre-crushing in the previous process, and can simultaneously prepare the granules with different sizes required by the design in the preset 2-8 meshes; the filtering screen meshes of the conventional rolling cage sieve are of the same mesh size, and when the filtering screen meshes of the conventional rolling cage sieve are required to be manufactured into granules of the same single-color or mixed-color granules with different grain sizes, the filtering screen meshes are manufactured by separating the screen meshes with different pore sizes and sieving the granules under different granulators respectively, namely, each granulator is only used for manufacturing the granules within the range of one grain size, and the granules with various grain sizes can not be synchronously manufactured by the same granulator at the same time, so that when the manufacturing of rich board surfaces by various colors and various grain sizes is realized, more granulators are required to realize, and the arrangement of production is greatly limited. The technical scheme of the invention only uses the same filter screen to simultaneously prepare particles with various particle sizes such as large, medium and fine particles of the same color material, greatly reduces equipment investment, reduces occupied space, ensures that the particle powder falling on a conveying carrier under the same color material has controllable random distribution of the particle powder with different particle sizes which is locally distributed, and the mixture prepared by the particle powder in the state and a blank raw material better embodies a random natural state and better conforms to the distribution form of a real stone medium particle pattern effect, the prepared ceramic plate containing the particle elements is more vivid and natural as natural stone; in the aspect of the supply quantity of the granules, the requirement of supplying the granules with corresponding colors by the same granulator can be met through the widening control of the roller shafts of the granulator.
2. The invention provides a multi-aperture rolling cage sieve and a method for preparing a ceramic product containing granular elements, which can adopt a screen mesh with a corrugated column cage structure different from the conventional screen mesh, and compared with the technical scheme of a conventional cylindrical filtering screen mesh with the same mesh aperture, the invention designs and innovates on the premise that granular powder capable of passing through the screen mesh is utilized to prepare a full-body granular rock plate with better texture effect and more excellent physical and chemical properties than the prior art, the wavy shape is more beneficial to larger granules to stay for a long time in the rolling cage sieve, and the larger granules are ground to a certain extent in the rotation process of the screen mesh, are easier to sieve through the screen mesh, thereby greatly improving the product rate, reducing the cyclic reconstruction process and effectively reducing the energy consumption.
3. The ceramic plate product prepared by the method has the advantages that the distribution of the particles with the same color or mixed color and different particle sizes in the plate surface is random, or the particles with the same color or mixed color and different particle sizes in the plate surface are randomly and non-uniformly distributed with the same size and different particle density.
4. Through arranging the filtering area on the filtering screen in a specific mode, particles entering the multi-aperture rolling sieve form preliminary mixing in the screening process, the preliminary random distribution effect is achieved, the stirring time of subsequent mixing materials is shortened, and the production efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the production equipment layout for preparing ceramic products containing granular elements by using a multi-aperture rolling cage screen according to the invention.
Fig. 2 is a schematic view of the shape of the multi-aperture rolling cage screen of the embodiment 1 and the embodiment 2 of the invention.
Fig. 3 is a schematic view of the deployment of a multi-aperture tumble screen in an embodiment of the present invention.
FIG. 4 is a schematic view of the structure of a particle in an example of the present invention.
Fig. 5 is a schematic illustration of the preparation of a particulate element-containing ceramic article utilizing a multi-aperture rolling cage screen in accordance with an embodiment of the present invention.
Wherein, the technical characteristics that each reference numeral refers to are as follows:
1: a granulation, storage and conveying module; 2: a green body powder storage and conveying module; 3: a transport carrier module; 4: a mixture storage and conveying module; 5: a material distribution and pressing equipment module; 11. 12, 13: a granulating device, a transfer bin and a metering belt scale; 21. 22: a green body powder transfer bin and a metering belt scale below the green body powder transfer bin; 31: a first transport carrier; 32: a second transport carrier; 1101. 1201 and 1301: a metering belt scale; 1102. 1202 and 1302: a particle transfer bin; 1103. 1203, 1303: receiving a belt; 1104. 1204, 1304: a collecting hopper; 1105. 1205, 1305: a roller screen device; 1106. 1206, 1306: a round roller type spike-tooth cutting device; 1107. 1207, 1307: rolling a belt; 1108. 1208, 1308: pressing the belt by a roller; 1109. 1110, 1209, 1210, 1309, 1310: a blanking hopper for blank powder; 1111. 1211, 1311: a lead-out plate; 2101. 2201: storing green body powder transfer bins; 2102. 2202: a belt scale with a metering device; 4101: rotating the blanking device; 4102: a transfer bin for storing the mixture; 5101. 5102: a discharge hopper for loading the mixture in the material distribution system; 5103: a cloth conveying belt; 5104: conveying the well-distributed raw materials to enter a belt of a press; 5105: pressing and pressing machine; 61: a cylindrical cage-shaped rolling cage screen; 62: a corrugated column cage-shaped rolling cage screen; 71: 6 meshes of aperture; 72: mesh with 8 meshes; 73: 2 meshes of aperture; 74: meshes with 4 meshes of aperture; 81: 2.5-8 mm of larger particles; 82: medium particle size particles of 1.8-2.5 mm; 83: fine particles of 0.8 to 1.8 mm; 84: seams where the sides or slopes of the particles appear.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments, but the scope of the present invention is not limited to the following embodiments.
[ example 1 ]
As shown in figure 1, the invention discloses a production device for preparing ceramic products containing granular elements by using a multi-aperture rolling cage screen, which comprises a granulation, storage and conveying module 1, a green body powder storage and conveying module 2, a conveying carrier module 3, a mixture storage and conveying module 4 and a material distribution and pressing device module 5;
wherein, the granulating, storing and conveying module 1 comprises a granulating device, a transfer bin and parts (11, 12 and 13 in the figure) of a metering belt scale; the green body powder storage and conveying module 2 comprises a green body powder transfer bin and metering belt weighers (21 and 22 in the figure) below the green body powder transfer bin; the conveying carrier module 3 comprises a first conveying carrier 31 for receiving and loading a plurality of particle mixed materials and a second conveying carrier 32 for conveying the mixed materials to a platform above the distributing system; the granule device, the transfer bin and the measuring belt scale (11, 12 and 13 in the figures) comprise measuring belt scales (1101, 1201 and 1301 in the figures), granule transferring bins (1102, 1202 and 1302 in the figures), receiving belts (1103, 1203 and 1303 in the figures), collecting hoppers (1104, 1204 and 1304 in the figures), rolling screen devices (1105, 1205 and 1305 in the figures), round roller type spike cutting devices (1106, 1206 and 1306 in the figures), rolling-on belts (1107, 1207 and 1307 in the figures), rolling-off belts (1108, 1208 and 1308 in the figures) and blanking hoppers of green body powder (1109, 1110, 1209, 1210, 1309 and 1310 in the figures);
the rolling lower belt is positioned below an outlet of the lower hopper, the lower hopper is positioned at a feeding end of the rolling lower belt, the rolling upper belt is positioned above the rolling lower belt and is arranged in parallel with the rolling lower belt, the round roller type spike cutting device is arranged at a discharging end of the rolling lower belt and is positioned above the rolling lower belt, the collecting hopper is arranged at a discharging end of the rolling lower belt and is positioned below the rolling lower belt, the lower end of the collecting hopper is communicated with a feeding end of the rolling screen device, the circumferential direction of the rolling screen device is obliquely arranged relative to the horizontal plane, the receiving belt is horizontally arranged below the rolling screen device, the particle transfer bin is arranged at a discharging end of the receiving belt, the metering belt scale is arranged below a discharging end of the particle transfer bin, the conveying carrier for receiving various particle mixed materials is arranged at one side of the particle transfer bin and is used for receiving the particle mixed materials output by the particle transfer bin, the mixed materials are conveyed to the lower end of the conveying carrier of a platform above the distributing system and are used for receiving The upper end of the carrier is connected to receive the particle mixture conveyed by the upper-level conveying carrier, and 1111, 1211 and 1311 represent a guide-out plate; the guiding-out plate is positioned at the lowest end of the roller screen device.
The green body powder storage and conveying module 2 comprises green body powder storage transfer bins (2101 and 2201 in the figure) and belt weighers (2102 and 2202 in the figure) with metering devices; the mixture storage and conveying module 4 comprises a rotary feeder 4101 and a transfer bin 4102 for storing mixture; the pressing equipment module 5 comprises a material distribution system upper material loading hopper (5101 and 5102 in the figure), a material distribution conveying belt 5103, a belt 5104 for conveying the well-distributed raw materials to enter a press and a pressing press 5105, in the embodiment, the pressing press 5105 is a belt type press with pressure of over 2 million tons, and a large plate blank body is formed by pressing through primary material distribution or secondary material distribution, namely the upward surface of powder is the surface of a product; (ii) a
As shown in fig. 2, the roller screen device comprises a multi-aperture roller cage screen, the multi-aperture roller cage screen comprises a main body and connecting fittings, the main body is formed by surrounding a filter screen mesh, the main body is a cylindrical cage-shaped roller cage screen 61, the diameter of the main body is 20 cm-100 cm, the length of the main body is 50 cm-300 cm, the connecting fittings comprise an inner ring pressing strip, an outer ring pressing strip and a rotary support frame, and a knocking assembly is arranged on a support rod of the rotary support frame.
As shown in fig. 3 and 4, the filtering screen includes at least two filtering regions (not labeled in the figures), the shape of the filtering regions can be circular, elliptical, regular or irregular polygonal, the screen apertures in the same filtering region are equal, the screen aperture of the filtering region is any one of the predetermined aperture of 2-8 meshes, the filtering regions are arranged according to a predetermined mode, the screen apertures of the adjacent filtering regions are not equal, the filtering screen at least selects the filtering region with the aperture of 2 meshes, the sum of the areas of the filtering regions with the aperture of 2 meshes accounts for 15% -30% of the total area of the filtering screen, and the maximum particle size L can be ensured by the arrangementmaxIs below 8mmGranule homoenergetic is gone here and is fallen from rolling the sieve of dragon smoothly, reduces from the discharged granule material of derivation board, improves the utilization ratio of material, and in this embodiment, 76 mesh 71, 8 mesh 71, 2 mesh 73, 4 mesh 74 in mesh aperture are selected for use to the screen mesh aperture. The filtering screen is square, and meshes with 6 meshes, meshes with 8 meshes, meshes with 2 meshes and meshes with 4 meshes are alternately arranged in the longitudinal direction and the transverse direction of the filtering screen;
as shown in fig. 5, a schematic diagram of a porous roller cage sieve of the present invention for preparing a ceramic product containing granular elements is shown, and as can be seen from the diagram, 81 shows the effect of larger granular particles of 2.5 to 8mm on the ceramic product containing granular elements of the present invention; 82 represents a medium grain particle effect of 1.8 to 2.5mm exhibited on the ceramic product containing the grain element of the present invention; 83 represents a relatively fine particle effect of 0.8 to 1.8mm exhibited on the ceramic article containing the granular element of the present invention; 84 represents the seam-like effect exhibited by the sides or slopes of the particles present on the particulate element-containing ceramic articles of the present invention.
The working process of the embodiment:
the method comprises the following steps: taking the example of making a product with the thickness of 12mm at 1600 × 3200mm, 5 colors of ceramic body powder of coffee yellow, dark red, dark gray, transparent and coffee red are prepared by a raw material workshop; installing 3 granulators, transfer bins, conveying belts, weighing scales and other related devices in a raw material workshop according to the requirements shown in the figure 1, installing the transfer bins and the related devices for storing the mixture, and a large frameless press and a production line of the oversized plate corresponding to the material distribution system on a platform above the material distribution system, and debugging the height, the interval, the speed, the parameters and the like of each device and the related devices;
step two: adjusting the distance between the rolling upper belt 1107 and the rolling lower belt 1108 of the granulating device in 11, namely the thickness of a pressed sheet, to 1mm, adjusting the distance between the rolling upper belt 1207 and the rolling lower belt 1208 of the granulating device in 12, namely the thickness of a pressed sheet, to 1.5mm, adjusting the distance between the rolling upper belt 1307 and the rolling lower belt 1308 of the granulating device in 13, namely the thickness of a pressed sheet, to 1.8mm, and then adjusting the pitch setting of the nail teeth of the circular roller type nail tooth cutting devices 1106, 1206 and 1306 in 3 granulating devices to 8 mm;
step three: starting each production device to enter a production state, dropping coffee green body powder into a green body powder discharging hopper 1109 of a 11-medium granulating device, dropping deep red green body powder into a discharging hopper 1110, simultaneously starting the granulating device, dropping coffee green body powder and deep red green body powder in the hopper onto a roller pressing belt 1108, pressing the coffee green body powder and the deep red green body powder by a roller pressing belt 1107 to form a sheet with the thickness of 1mm, crushing and pulling the sheet by a cutting crushing device of a circular roller type spike-tooth cutting device 1106 with adjustable intervals or directly and freely dropping the sheet into a collecting hopper 1104 and dropping into a cylindrical cage-shaped rolling cage sieve of a rolling sieve device 1105 with the length of 1m and the diameter of 0.5m, and then dropping the particles onto a belt receiving 1103 from a mesh of a filter sieve along with the gravity in the rotating process of the rolling cage sieve to form yellow and deep red combined double-color particles with the thickness of less than 8mm and a small amount of fine powder and transferring the coffee green and deep red coffee green body powder into a particle transfer bin 1102, wherein a very small amount of large particles are guided out by the guiding-out plate 1111;
meanwhile, the dark gray green body powder falls into a blanking hopper 1209 of green body powder of a granulation device in 12, the transparent green body powder falls into a blanking hopper 1210 and starts the granulation machine, the dark gray and transparent green body powder in the hopper fall onto a roller pressing belt 1208 and then are pressed oppositely by a roller pressing belt 1207 to form a 1.5mm thick slice, the slice is crushed and pulled down or directly and freely falls into a collecting hopper 1204 through a cutting and crushing device of a round roller type spike-tooth cutting device 1206 with adjustable intervals and falls into a cylindrical cage-shaped rolling cage screen of a rolling screen device 1205 with the length of 1m and the diameter of 0.5m, and then the granule falls onto a receiving belt 1203 below the filter screen mesh along with the gravity in the rotation process of the rolling cage screen to form dark gray transparent granules 1202 which are combined by dark gray and have the thickness of below 8mm and a small amount of fine powder and are transferred into a granule transfer bin for storage through the rotation of the rolling cage screen and the knocking component on a supporting rod, wherein a very small amount of large particles are exported by the export plate 1211;
simultaneously, the dark red green body powder falls into a blanking hopper 1309 of the green body powder of a granulation device in 13, the transparent green body powder falls into a blanking hopper 1310 and starts the granulation machine, the dark red and transparent green body powder in the hopper falls onto a roller pressing belt 1308 and then is pressed oppositely by a roller pressing belt 1307 to form a 1.8mm thick slice, the slice is crushed and pulled down or directly and freely falls into a collecting hopper 1304 through a cutting and crushing device of a round roller type spike and tooth cutting device 1306 with adjustable intervals and falls into a cylindrical cage-shaped cage screen of a rolling screen device 1305 with the length of 1m and the diameter of 0.5m, then the granule falls onto a receiving belt below the screen mesh along with gravity in the rotating process of the cage screen through the rotation of the cage screen and the knocking of a knocking component on a supporting rod to form dark red and transparent granules with the combination of dark red and transparent which are under 1303 mm and have small amount of fine powder and are conveyed into a granule transfer bin 1302 to be stored, wherein a very small amount of large particles are guided out by the guide-out plate 1311;
step four: then the coffee-yellow-dark-red combined two-color granular material containing a small amount of fine powder and stored in the granule transfer bin 1102 is metered by a metering belt scale 1101 below the granule transfer bin according to the proportion required by the design and falls onto a conveying carrier 31 for receiving and loading various granular mixtures, meanwhile, the dark-gray transparent granular material containing a small amount of fine powder and a dark gray color combined with a transparent color and stored in the granule transfer bin 1202 is metered by a metering belt scale 1201 below the granule transfer bin according to the proportion required by the design and falls onto the conveying carrier 31 for receiving and loading various granular mixtures, the dark-red-dark-red transparent granular material containing a small amount of fine powder and stored in a granule transfer bin 1302 is metered by a metering belt scale 1301 below the granule transfer bin according to the proportion required by the design and falls onto the conveying carrier 31 for receiving and loading various granular mixtures, and meanwhile, the coffee-red green body powder in a green body transfer bin and a green body transfer bin 2101 stored in a green body transfer bin and a metering belt scale 21 passes through a belt scale 2102 with a The dark red green body powder in the green body powder storage transfer bin 2201 on the storage bin 22 is metered by a belt scale 2202 with a metering device according to the proportion required by respective design and then falls onto a conveying carrier 31 for receiving and loading various particle mixtures, at the moment, the powder gathered on the conveying carrier 31 for receiving and loading various particle mixtures and the particle materials with the particle size smaller than 8mm turn over and fall onto a conveying carrier 32 of a platform above a material distribution system, and then the mixture on the conveying carrier 32 falls down through the circular motion of the blanking of a rotary blanking device 4101 in a mixture storage and conveying module 4 and is uniformly stacked in a transfer bin 4102 for storing the mixture;
step five: then, the mixed material stored in the transfer bin 4102 for storing the mixed material falls into lower hoppers 5101 and 5102 containing the mixed material in a material distribution system of the material distribution and pressing equipment module 5, the mixed material is simultaneously distributed and fallen onto a material distribution conveying belt 5103 according to a preset proportion (the lower hopper 5101: the lower hopper 5102 is 75%: 25%) and is conveyed to a belt 5104 for conveying the raw materials with good distribution to enter a press, the distribution size of the raw materials carried on a conveying carrier before each product is conveyed into the press is ensured to be 2000 x 3800mm and the thickness is 36mm, and the raw materials are conveyed to a frameless press of the pressing press 5 for pressing, and the thickness after pressing is about 13.5mm, so that a green body containing a multicolor multi-particle-diameter powder and granule layout is prepared;
step six: the green body is sent into a drying kiln for drying;
step seven: the dried blank is conveyed to a kiln with the highest temperature of 1150-1200 ℃ to be sintered into a semi-finished product, and the sintered blank can shrink by about 10%;
step eight: and then the ceramic plate product containing the granular elements and having the sizes of 1600 x 3200mm and the thickness of 12mm, which is produced by different polishing modes, is polished and edged by adopting different grinding block combinations in the subsequent process, and the ceramic plate product containing the granular elements, which is produced by different polishing modes, has the advantages of low light of 5-24 degrees, soft light of 25-45 degrees, middle light of 46-75 degrees, high light of 76-100 degrees, and brushing and polishing effects, and has the large granular particles 81 of 2.5-8 mm which are dark red transparent, the granules 82 of 1.8-2.5 mm which are dark gray transparent, the small granular particles 83 of 0.8-1.8 mm which are combined by coffee and dark red, and the line seams 84 which are displayed on the side surfaces or inclined surfaces of the granules.
[ example 2 ]
In the above embodiment, the cylindrical cage-shaped rolling cage screen 61 is replaced by the corrugated cylindrical cage-shaped rolling cage screen 62, the corrugated cylindrical cage-shaped main body comprises the corrugated cage wall, the longitudinal section of the corrugated cage wall is regular or irregular corrugation, the height difference H between the wave crest and the wave trough of the corrugated cage wall is 10 cm-50 cm, and the axial distance a between adjacent wave crests is greater than 20cm, so that the porous cage screen and the ceramic product containing granular elements prepared by the porous cage screen can be prepared.
[ example 3 ]
In the embodiment, after the sixth step and before the seventh step, a glaze line is entered, and the digital color patterns and the protective glaze of the ceramic ink are sprayed and printed on the surface of the blank, or the protective glaze and/or various ceramic dry particle materials are directly sprayed and printed without spraying and printing the color digital patterns, so as to prepare the porous rolling cage sieve and the ceramic product containing the particle elements.
[ example 4 ]
In the pressing step of the above embodiment, it may also be performed by using a punch, which may be a pressing mode in which the surface of the product faces upwards or downwards, so as to obtain the porous roller cage screen and the ceramic product containing granular elements prepared by the same.
[ example 5 ]
As shown in fig. 3, based on example 1, this example discloses a multi-aperture roller sieve, a filtering screen of the multi-aperture roller sieve includes 4 filtering regions, filtering meshes in the 4 filtering regions are respectively 2 meshes, 4 meshes, 6 meshes and 8 meshes, wherein the areas of the filtering regions of the 2 meshes, 4 meshes, 6 meshes and 8 meshes respectively account for 20%, 25%, 30% and 25% of the total area of the sieve, the spreading shape of the filtering screen is a square or a rectangle, and the filtering screen is divided into three parts from top to bottom as viewed in the figure: the area ratio of the top area, the middle upper area and the bottom area is that the top area: middle upper region: bottom zone 1: 1: 2;
in the top region, be 2 mesh's filtration region from left to right in proper order, 8 mesh's filtration region, 2 mesh's filtration region, 4 mesh filtration region and 6 mesh's filtration region, 8 mesh's filtration region is parallelogram, 8 mesh's filtration region comes 2 mesh's filtration region of individual both sides and is triangle-shaped, 4 mesh's filtration region's shape is the isosceles trapezoid of inversion, 6 mesh's filtration region fills the remainder region in top region, in the top region, each filtration region's area proportion is: 2 mesh filtration area: 4 mesh filtration area: 6 mesh filtration area: 8 mesh filtration area 2: 2: 1: 1;
in the upper middle part district, be 6 meshes of mesh filtration region from left to right in proper order, 4 meshes of mesh filtration region, 8 meshes of mesh filtration region, 6 meshes of mesh filtration region and 8 meshes of mesh filtration region concatenations on right side form waist shape and two filtration region's area equal, 8 meshes of mesh filtration region's of rightmost end circular arc top is tangent with the border of screen cloth, 4 meshes of mesh filtration region's shape is circular and the top edge of this circle is tangent with the topside in upper middle part district, the bottom of this circle is tangent with the base in upper middle part district, in the upper middle part district, each filtration region's area proportion is: 4 mesh filtration area: 6 mesh filtration area: 8-mesh filtration area 1: 2: 2;
in the bottom zone, the ratio of the areas of the 2-mesh filtration zone, the 4-mesh filtration zone, the 6-mesh filtration zone and the 8-mesh filtration zone is 2: 2: 3: 2, a 2-mesh filtering area, a 4-mesh filtering area, a 6-mesh filtering area and a 2-mesh filtering area are sequentially arranged on one side close to the middle upper area from left to right, a semicircular 8-mesh filtering area is arranged in the left 2-mesh filtering area, and an elliptic 6-mesh filtering area is arranged in the right 2-mesh filtering area; and a 6-mesh filtering area, an 8-mesh filtering area and a 4-mesh filtering area are sequentially arranged on one side close to the bottom edge from left to right, the 8-mesh filtering area is circular, and the upper half part of the circle is sequentially connected with the 2-mesh filtering area, the 4-mesh filtering area, the 6-mesh filtering area and the 2-mesh filtering area from left to right.
Through setting up like this, the granule gets into behind the porous diameter roll the dragon sieve roll along with the porous diameter roll cage sieve roll distribute in filter screen's each region, because of the special arrangement on the filter screen, the granule can be followed the filter screen mesh in different apertures on the filter screen and sieved for the process granule that sieves forms preliminary mixture, reaches preliminary random distribution's effect, thereby reduces the churning time of follow-up compounding, improves production efficiency.
Variations and modifications to the above-described embodiments may occur to those skilled in the art, which fall within the scope and spirit of the above description. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and variations of the present invention should fall within the scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (8)
1. A multi-aperture roller cage screen for use in the manufacture of ceramic articles of predetermined colour containing particulate material, comprising a body and attachment means, said body being defined by a filtering screen, wherein: the filter screen comprises 4 filter areas, the screen mesh aperture in the same filter area is equal, the screen mesh aperture in any one filter area is selected from preset apertures of 2-8 meshes, the screen mesh aperture distribution in different filter areas is different, the same filter screen simultaneously prepares ions with multiple particle sizes of the same color material, the particles falling from a rolling cage screen have locally distributed particles with different particle sizes, the obtained particles have controllable random distribution, the prepared ceramic product has a distribution form conforming to the particle pattern effect in real stone, and the main body is cylindrical cage or corrugated cylindrical cage;
the filtering pore diameters in the 4 filtering areas are respectively selected from 2 meshes, 4 meshes, 6 meshes and 8 meshes, wherein the areas of the filtering areas of 2 meshes, 4 meshes, 6 meshes and 8 meshes respectively account for 20%, 25%, 30% and 25% of the total area of the filtering screen, and the filtering screen is divided into three parts from top to bottom: the area ratio of the top area, the middle upper area and the bottom area is that the top area: middle upper region: bottom zone = 1: 1: 2;
in the top area, a 2-mesh filtering area, an 8-mesh filtering area, a 2-mesh filtering area, a 4-mesh filtering area and a 6-mesh filtering area are sequentially arranged from left to right, and the areas of the 2-mesh filtering area, the 4-mesh filtering area, the 6-mesh filtering area and the 8-mesh filtering area respectively account for 1/3, 1/3, 1/6 and 1/6 of the total area of the top area;
in the middle upper area, a 6-mesh filtering area, a 4-mesh filtering area, an 8-mesh filtering area, a 6-mesh filtering area and an 8-mesh filtering area are sequentially arranged from left to right, and the areas of the 4-mesh filtering area, the 6-mesh filtering area and the 8-mesh filtering area respectively account for 1/5, 2/5 and 2/5 of the total area of the middle upper area;
in the bottom area, one side of the middle upper area is sequentially provided with a 2-mesh filtering area, a 4-mesh filtering area, a 6-mesh filtering area and a 2-mesh filtering area from left to right, the left 2-mesh filtering area is provided with a semicircular 8-mesh filtering area, and the right 2-mesh filtering area is provided with an elliptical 6-mesh filtering area; and the areas of the 6-mesh filtering area, the 8-mesh filtering area and the 4-mesh filtering area are 2/9, 2/9, 3/9 and 2/9 respectively accounting for the total area of the bottom area, wherein the areas of the 2-mesh filtering area, the 4-mesh filtering area, the 6-mesh filtering area and the 8-mesh filtering area are sequentially arranged on one side close to the bottom edge from left to right.
2. The roller cage screen of claim 1, wherein: the corrugated column cage-shaped main body comprises a corrugated cage wall, the longitudinal section of the corrugated cage wall is regular or irregular, the height difference H between the wave crests and the wave troughs of the corrugated cage wall is 10 cm-50 cm, and the axial distance A between adjacent wave crests is larger than 20 cm.
3. The roller cage screen of claim 1, wherein: the connecting fittings comprise inner ring pressing strips, outer ring pressing strips and a rotary supporting frame, and a knocking component is arranged on a supporting rod of the rotary supporting frame.
4. A method for preparing ceramic products containing granular elements by a multi-aperture rolling cage sieve is characterized by comprising the following steps: comprises the following steps:
the method comprises the following steps: equipment is provided with: 2-5 granulators and a transfer hopper, a weighing scale, a conveying belt and an auxiliary system therein are installed, and a rolling cage screen according to any one of claims 1-3 is arranged below at least one of the granulators;
step two: preparing powder: preparing 5-10 blank powder materials with colors determined according to design;
step three: preparing a particle material:
firstly, selecting 3-4 blank powder materials with single colors and/or blank powder materials with preset 2-5 mixed colors and mixed according to a preset proportion as raw materials of granules to be prepared;
then, feeding the prepared raw materials of the granular materials to be prepared with preset colors into corresponding granulators respectively, pressing the raw materials into sheets with set thickness by a rolling device, crushing the raw materials by a cutting or rolling crushing device, poking or directly and freely falling on the surface of a conveying carrier below the raw materials to form pre-crushed granular materials, conveying the granular materials into a rolling cage screen, and screening the granular materials from screen holes of different filtering areas of the rolling cage screen along with gravity in the rotating process of the rolling cage screen through the rotation of the rolling cage screen and the knocking of a knocking component on a supporting rod so that granular powder falling onto the conveying carrier is granular mixture materials with different grain diameters screened from the different filtering areas, and conveying the granular mixture materials to a transfer storage by the conveying carrier;
step four: mixing and preparing the granular material and the blank powder material: the granules with preset single color or mixed color and different particle size ratios in the transfer bin below each granulator and 5-10 colors of raw materials prepared in the second step drop on a belt carrier after being measured according to the required weight ratio calculated by design by an electronic scale below the granules respectively, and then are gathered on a conveyor belt carrier to be directly conveyed into a bin above a material distribution system, or green body powder raw materials and the granules required by preset design are gathered into 2-5 mixtures which are respectively placed into bins of platforms above different conveyor belts and conveyed into the material distribution system;
step five: pressing the blank: one or more bins are adopted to mix the granular materials and feed the materials into a material distribution system, and the materials are distributed on a transmission carrier through the material distribution system and are transmitted to a press to be pressed into a blank body;
step six: conveying the green body into a drying kiln for drying;
step seven: the dried blank body enters a sintering kiln to be sintered into a semi-finished product;
step eight: and polishing and edging the semi-finished product to obtain the ceramic product containing the granular elements.
5. The method of making a particulate element-containing ceramic article according to claim 4, wherein: in the third step, the granular powder contains transparent or semitransparent powder materials.
6. The method of making a particulate element-containing ceramic article according to claim 4, wherein: the ceramic plate product prepared by the method contains the same color or mixed color particles with various particle sizes, and the particles with the same color or mixed color have 1 or 2-7 particle sizes with different particle sizes in 2-8 meshes.
7. The method of making a particulate element-containing ceramic article according to claim 4, wherein: after the sixth step and before the seventh step, entering a glaze line, and spraying and printing the digital color patterns and the protective glaze of the ceramic ink on the surface of the blank body, or directly spraying and printing the protective glaze or various ceramic dry particle materials without spraying and printing the color digital patterns.
8. The method of making a particulate element-containing ceramic article according to claim 4, wherein: in the above-mentioned pressing step, pressing is performed using a press, and a pressing manner in which the surface of the article faces upward or the surface of the article faces downward is employed.
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| SU383477A1 (en) * | 1970-11-03 | 1973-05-23 | DEVICE FOR SORTING METAL SCRAP | |
| WO2000038849A1 (en) * | 1998-12-23 | 2000-07-06 | Thermo Black Clawson Inc. | Papermaker's screen cylinder with helix screen element |
| CN103422648A (en) * | 2012-05-18 | 2013-12-04 | 陈章武 | Imitated stone slab with preset patterns containing different size grading raw materials and preparation method thereof |
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| US6874713B2 (en) * | 2002-08-22 | 2005-04-05 | Dow Corning Corporation | Method and apparatus for improving silicon processing efficiency |
| US8021547B2 (en) * | 2009-05-01 | 2011-09-20 | Hukki Ari M | Screen clamp |
| CN203592560U (en) * | 2013-09-13 | 2014-05-14 | 广东嘉俊陶瓷有限公司 | Material distribution system for production of ceramic tile |
| CN104149185B (en) * | 2014-07-18 | 2016-05-11 | 九江诺贝尔陶瓷有限公司 | A kind of natural jade-like matter stone texture polished brick in porcelain character and production method thereof |
| CN207576869U (en) * | 2017-11-24 | 2018-07-06 | 江西石城县永盛选矿设备制造有限公司 | A kind of rotary screen |
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| SU383477A1 (en) * | 1970-11-03 | 1973-05-23 | DEVICE FOR SORTING METAL SCRAP | |
| WO2000038849A1 (en) * | 1998-12-23 | 2000-07-06 | Thermo Black Clawson Inc. | Papermaker's screen cylinder with helix screen element |
| CN103422648A (en) * | 2012-05-18 | 2013-12-04 | 陈章武 | Imitated stone slab with preset patterns containing different size grading raw materials and preparation method thereof |
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Address after: 526124 Bai Tu one and two villages in Lu Bu Town, Gaoyao City, Zhaoqing, Guangdong Patentee after: GUANGDONG SUMMIT CERAMICS Co.,Ltd. Patentee after: New Pearl Group Co.,Ltd. Address before: 526124 Bai Tu one and two villages in Lu Bu Town, Gaoyao City, Zhaoqing, Guangdong Patentee before: GUANGDONG SUMMIT CERAMICS Co.,Ltd. Patentee before: GUANGDONG NEWPEARL CERAMIC GROUP Co.,Ltd. |
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Address after: 526124 Bai Tu Yi and ER Cun, Lubu Town, Gaoyao District, Zhaoqing City, Guangdong Province Patentee after: New Pearl (Guangdong) New Materials Co.,Ltd. Patentee after: New Pearl Group Co.,Ltd. Address before: 526124 Bai Tu one and two villages in Lu Bu Town, Gaoyao City, Zhaoqing, Guangdong Patentee before: GUANGDONG SUMMIT CERAMICS Co.,Ltd. Patentee before: New Pearl Group Co.,Ltd. |