CN110102222B - Mixed granule, mixed granule preparation process and equipment, and ceramic tile - Google Patents
Mixed granule, mixed granule preparation process and equipment, and ceramic tile Download PDFInfo
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- CN110102222B CN110102222B CN201910430750.5A CN201910430750A CN110102222B CN 110102222 B CN110102222 B CN 110102222B CN 201910430750 A CN201910430750 A CN 201910430750A CN 110102222 B CN110102222 B CN 110102222B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/22—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by pressing in moulds or between rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/26—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic on endless conveyor belts
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
- C04B41/81—Coating or impregnation
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Abstract
The invention discloses a mixed granule material, which comprises a composite granule material and more than one base granule material, wherein the composite granule material is formed by splicing the more than one base granule material, the base granule material is obtained by molding powder, and various base granule materials in the composite granule material keep respective properties. Correspondingly, the invention also discloses a preparation process and equipment of the mixed granule material and a ceramic tile. The mixed particle material has more properties, the texture of the mixed particle material is closer to that of stone particles, the mixed particle material is applied to the brick surface, the mechanism of the natural stone sandstone particles is reduced, and the formed brick surface effect is more vivid. By adopting the preparation method and the equipment of the mixed granule, the powder forming the basic granule can be prepared and stored in advance, and the basic granule can be matched as required during preparation, so that the mixed granule can be randomly and instantly matched, and has rich varieties and wide adaptability. The mixed granule material is prepared by brand-new preparation equipment, and has the characteristics of high efficiency and easy control of finished products.
Description
Technical Field
The invention relates to the technical field of ceramics, in particular to a mixed granule, a preparation process and equipment of the mixed granule and a ceramic tile.
Background
The main source of the design of the patterns of the ceramic tiles is the reduction of natural stones, the texture of the sand and stone particles inlaid in the natural stones is simulated by the patterns in the past, but the visual fidelity is still not high due to the plane characteristic of the patterns. In order to achieve the vivid effect of the real natural stone, only the forming step of the real reduction stone is used, and the particles are inlaid on the surface of the ceramic tile, so that the dual vivid experience of vision and touch is achieved, and the texture of the sand particles of the natural stone is really reduced.
In the prior art, the brick surface particles of the particle brick are all made of single particles, the effect texture of the brick surface is rigid, and the integral feeling of the formed brick surface is unrealistic even if the particle materials with various colors, temperatures and transmittances are matched and combined according to different proportions and then are distributed on the brick surface.
Disclosure of Invention
The invention aims to provide a mixed particle material, a mixed particle material preparation process and equipment and a ceramic tile, wherein the mixed particle material has various characteristics, and the mixed particle material containing the composite particle material is distributed on the surface of the ceramic tile, so that the simulation effect of the ceramic tile is stronger.
In order to achieve the purpose, the invention adopts the following technical scheme:
a mixed granule comprises a composite granule and more than one base granule, wherein the composite granule is formed by splicing the more than one base granule, the base granule is obtained by molding powder, and the base granules in the composite granule keep respective properties.
A process for preparing a mixed particulate material comprising the steps of:
(1) preparing more than one base granule;
(2) compounding more than one basic particle material prepared in the step (1) in an extrusion mode to obtain a mixed particle material, wherein the mixed particle material comprises a composite particle material formed by multiple basic particle materials;
(3) and (3) drying the mixed granules prepared in the step (2) and collecting.
Further, in the step (1), the powder materials are prepared into the base particle materials in an extrusion mode, one same base particle material is formed by extruding one powder material or a plurality of powder materials, and the plurality of powder materials are different in one or more shapes of color, transparency, gloss and texture.
Further, the base granule has a moisture content of 5.5 to 7.2wt%, and the dried mixed granule has a moisture content of 0.5 to 1.5 wt%.
Further, the drying temperature in the step (3) is 150-.
Further, in the step (2), the multiple base granules are uniformly mixed and then compounded into the mixed granules by the extrusion forming mechanism, the mixed granules comprise the base granules and/or the composite granules formed by the multiple base granules, and the multiple base granules in the composite granules keep respective properties.
The mixed particle material preparation equipment adopting the process comprises a basic particle material preparation device, a mixing device and a mixed particle material preparation device; the basic particle material preparation device comprises a discharge mechanism, the mixing device comprises a conveying belt mechanism and a mixing mechanism, and the mixed particle material preparation device comprises a mixed particle material forming mechanism and a drying mechanism;
the upstream end of the conveying belt mechanism corresponds to the position of the discharging mechanism, the downstream end of the conveying belt mechanism corresponds to the position of the feeding hole of the mixing mechanism, the discharging hole of the mixing mechanism corresponds to the position of the mixed particle material forming mechanism, and the discharging hole of the mixed particle material forming mechanism corresponds to the position of the feeding hole of the drying mechanism;
the base granule material preparation devices are provided with a plurality of base granule material preparation devices, and the discharging mechanisms of the plurality of base granule material preparation devices correspond to the upstream end positions of the conveying belt mechanisms.
Further, the mixed particle material forming mechanism comprises a mixed particle material screen, a first forming belt, a first transmission roller set, a second forming belt and a second transmission roller set, the first forming belt is sleeved on the first transmission roller set and driven by the first transmission roller set, and the second forming belt is sleeved on the second roller set and driven by the second roller set;
the first forming belt and the second forming belt are inclined like a V shape and are abutted to the end portions of the two forming belts, the conveying directions of the first forming belt and the second forming belt are opposite, concave positions for forming are arranged on the outer surfaces of the first forming belt and/or the second forming belt, and the mixed particle material screen is located below the first forming belt and the second forming belt and is used for receiving materials falling from the abutting ends of the two forming belts.
Further, mixing mechanism includes mixing drum, and mixing drum inner wall is provided with the stirring leaf, and mixing drum downward sloping sets up for make the material landing under centrifugal force and gravity.
Further, the basic particle material preparation device also comprises a hopper, a basic particle material screen, a third forming belt, a third transmission roller set, a fourth forming belt and a fourth transmission roller set, wherein the third forming belt is sleeved on the third transmission roller set and driven by the third transmission roller set, and the fourth forming belt is sleeved on the fourth roller set and driven by the fourth roller set;
the third molding belt and the fourth molding belt are obliquely arranged like a V shape, the end parts of the two molding belts are abutted, the conveying directions of the third molding belt and the fourth molding belt are opposite, concave positions for molding are arranged on the outer surfaces of the third molding belt and/or the fourth molding belt, the screen is positioned below the third molding belt and the fourth molding belt and used for receiving materials falling from the abutting ends of the two molding belts, and the hopper is positioned above the third molding belt and the fourth molding belt.
Furthermore, the discharging mechanism comprises a material collecting hopper, an electronic scale and a discharging conveyer belt, wherein a discharging port of the material collecting hopper is positioned above the electronic scale, and the discharging conveyer belt is positioned below the electronic scale and above the conveyer belt mechanism;
the feed inlet of the aggregate bin corresponds to the discharge outlet of the basic particle material screen.
The ceramic tile with the particle material and the granular feeling of the natural sandstone is prepared by the preparation process,
comprises a green brick and a surface layer, wherein mixed granular materials are embedded in the surface layer, and the grain diameter of the mixed granular materials is 4-20 meshes.
The invention has the beneficial effects that:
the invention prepares the base granules with different properties into the composite granules with multiple properties. The mixed particle material contains the composite particle material and the basic particle material, has more properties, has texture closer to stone particles, is distributed on the brick surface, reduces the mechanism of the sandstone particles of natural stone, and has more vivid brick surface effect. By adopting the preparation method and the equipment of the mixed granule, the powder forming the basic granule can be prepared and stored in advance, and the basic granule can be matched as required during preparation, so that the mixed granule can be randomly and instantly matched, and has rich varieties and wide adaptability. The mixed granule material is prepared by brand-new preparation equipment, and has the characteristics of high efficiency and easy control of finished products.
Drawings
FIG. 1 is a schematic illustration of the formation of a blended particle material in accordance with an embodiment of the present invention;
FIG. 2 is a schematic structural view of a mixed granule manufacturing apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic view of the structure of the apparatus for preparing base granular material shown in FIG. 1;
FIG. 4 is a schematic structural view of a molding mechanism of the apparatus for producing base granular material shown in FIG. 3;
FIG. 5 is a schematic structural view of the mixing apparatus shown in FIG. 1;
FIG. 6 is a schematic view showing the construction of the apparatus for preparing mixed granules shown in FIG. 1;
the device comprises a basic particle material preparation device 1, a mixing device 2, a mixed particle material preparation device 3, a discharging mechanism 11, a collecting hopper 111, an electronic scale 112, a blanking conveying belt 113, a conveying belt mechanism 21, a mixing mechanism 22, a mixed particle material forming mechanism 31, a drying mechanism 32, a box 321, a heating resistance wire 322, a drying conveying belt 323, a mixed particle material screen 311, a first forming belt 312, a first driving roller set 313, a second forming belt 314, a second driving roller set 315, a mixing roller 221, a stirring blade 222, a hopper 12, a basic particle material screen 13, a third forming belt 14, a third driving roller set 15, a fourth forming belt 16 and a fourth driving roller set 17.
Detailed Description
The technical solution of the present invention is further described below with reference to the accompanying drawings and the detailed description.
The mixed granule material comprises a composite granule material and more than one base granule material, wherein the composite granule material is formed by splicing the more than one base granule material, the base granule material is obtained by molding powder, and various base granule materials in the composite granule material keep respective properties.
The invention prepares the base granules with different properties into the composite granules with multiple properties. The mixed particle material contains the composite particle material and the basic particle material, has more properties, has texture closer to stone particles, is distributed on the brick surface, reduces the mechanism of the sandstone particles of natural stone, and has more vivid brick surface effect.
Each base particle differs in one or more of shape, color, transparency and gloss. Texture refers to the feeling that an article gives a sense of sight or touch, such as tenderness or roughness of the skin, luster of jewelry, transparency of glass, hardness and heaviness of steel, and elegant appearance of silk. The particle size of the base particles and the mixed particles of the present invention depends on the desired effect of the apparatus, for example, when producing natural sand-like granular ceramic tiles, the particle size of the mixed particles is 4 to 20 mesh, when producing large grained tile surfaces, the particle size of the mixed particles is larger than 4 mesh, and when producing large grained frosted tile surfaces, the particle size of the mixed particles is 15 to 80 mesh.
A process for preparing a mixed particulate material comprising the steps of:
(1) preparing more than one base granule;
(2) compounding more than one basic particle material prepared in the step (1) in an extrusion mode to obtain a mixed particle material, wherein the mixed particle material comprises a composite particle material formed by multiple basic particle materials;
(3) and (3) drying the mixed granules prepared in the step (2) and collecting.
The basic particle material and the mixed particle material are extruded and molded, namely the mixed particle material is obtained by a secondary extrusion molding process, the preparation process is simple, and the controllability of the finished product is strong. The shape of the basic granule can be one or more of rice grain shape, flake shape, sphere shape and irregular granule shape, and the shape of the mixed granule can be one or more of rice grain shape, flake shape, sphere shape and irregular granule shape. In the present invention, the shape of the base particulate material may be the same as or different from that of the mixed particulate material. When the shape of the mixed granule material is different from that of the basic granule material, the combination of the composite granule material in the mixed granule material is more diversified and disordered, and the simulation effect is better. The kinds of the base granules are 2 to 4, preferably 2 to 3, and more preferably 2.
Further, in the step (1), the powder materials are prepared into the base particle materials in an extrusion mode, one same base particle material is formed by extruding one powder material or a plurality of powder materials, and the plurality of powder materials are different in one or more shapes of color, transparency, gloss and texture. When the base particle material is extruded from various powders, the base particle material exhibits more abundant properties, for example, particles having different colors in the base particle material exhibit mottled through feeling, uneven glossiness, and the like. Therefore, the properties of the mixed particle materials are more diversified, and the simulation degree is improved.
Further, the base granule has a moisture content of 5.5 to 7.2wt%, and the dried mixed granule has a moisture content of 0.5 to 1.5 wt%. The water content of the basic granule is basically consistent with that of the powder forming the basic granule, under the condition of the water content, the material has certain plasticity and is not easy to stick, the shapes of the basic granule and the mixed granule are easy to control, and the forming effect is good. The mixed granular material is dried to a certain water content, so that the mixed granular material has certain hardness, is convenient to distribute and store.
Further, the drying temperature in the step (3) is 150-. The drying temperature is not too high or too low, the too high particles are easy to crack, and the too low particles are not easy to remove the moisture in the composite particles, which easily causes the defects of cracking, peeling and the like of the particles in the later firing process,
further, in the step (2), the multiple base granules are uniformly mixed and then compounded into the mixed granules by the extrusion forming mechanism, the mixed granules comprise the base granules and/or the composite granules formed by the multiple base granules, and the multiple base granules in the composite granules keep respective properties.
As shown in FIGS. 2 to 6, the mixed granules obtained by the above-mentioned process are extruded from the base granules A and the base granules B. A few mixed granules are listed schematically below.
Mixed particle material 1: the single-material formed base particle A and the single-material formed base particle B form three kinds of particles, A, AB and B respectively. By analogy, the combination of the three single basic granules A, B and C to form the composite granules is A, B, C, AB, AC, BC and ABC respectively.
Mixed particle material 2: the base granule A is a spot granule formed by mixing 2 kinds of powder, the base granule B is a spot granule formed by mixing 3 kinds of powder, composite granules are formed by A, B, wherein different spot textures are locally arranged on the surface of the AB type composite granules.
Mixed particle material 3: the base granule A is a cream yellow base granule, the B is a semi-transparent rice white granule, and the A, B granule forms a composite granule, wherein the surface of the AB type composite granule is partially provided with cream yellow and semi-transparent rice white patterns.
According to the above examples, through different combinations, particles with different colors, gloss, transparency and texture can be combined as required, so that various sandstone effects formed by random combination in nature can be truly restored, and the particle materials are more authentic and abundant.
As shown in fig. 1, the mixed granule preparation apparatus adopting the above process includes a base granule preparation device 1, a mixing device 2 and a mixed granule preparation device 3; the basic particle material preparation device 1 comprises a discharge mechanism 11, the mixing device 2 comprises a conveying belt mechanism 21 and a mixing mechanism 22, and the mixed particle material preparation device 3 comprises a mixed particle material forming mechanism 31 and a drying mechanism 32;
the upstream end of the conveying belt mechanism 21 corresponds to the position of the discharging mechanism 11, the downstream end of the conveying belt mechanism 21 corresponds to the position of the feeding hole of the mixing mechanism 22, the discharging hole of the mixing mechanism 22 corresponds to the position of the mixed particle material forming mechanism 31, and the discharging hole of the mixed particle material forming mechanism 31 corresponds to the position of the feeding hole of the drying mechanism 32;
the base granule preparation apparatus 1 has a plurality of discharge mechanisms 11, and the discharge mechanisms 11 of the plurality of base granule preparation apparatuses 1 correspond to the upstream end position of the conveyor belt mechanism 21.
When preparing the mixed granule material, the base granule material that a plurality of base granule material preparation facilities 1 prepared transfers to conveyor mechanism 21 through discharge mechanism 11 on, and conveyor mechanism 21 transports multiple base granule material in the mixing mechanism 22. After being mixed by the mixing mechanism 22, the mixture enters the mixed particle forming mechanism 31 to be formed into mixed particles, and then the mixed particles are dried by the drying mechanism 32. Thus, the preparation of the mixed granules was completed.
The discharging mechanisms 11 are all located above the conveying belt mechanism 21 and are arranged side by side along the conveying direction of the conveying belt mechanism. During the ejection of compact, the discharge mechanism 11 that is located conveyer belt mechanism 21 most upstream is ejection of compact first, and later, by carrying the upstream to the downstream direction discharge mechanism 11 ejection of compact in proper order, realize the stack of all kinds of basic granule materials, improved the homogeneity of compounding.
Further, the mixed particle forming mechanism 31 includes a mixed particle screen 311, a first forming belt 312, a first driving roller set 313, a second forming belt 314 and a second driving roller set 315, the first forming belt 312 is sleeved on the first driving roller set 313 and driven by the first driving roller set 313, the second forming belt 314 is sleeved on the second roller set 315 and driven by the second roller set 315;
the first forming belt 312 and the second forming belt 314 are inclined like a V shape, the end parts of the two forming belts are in contact with each other, the conveying directions of the first forming belt 312 and the second forming belt 314 are opposite, the outer surface of the first forming belt 312 and/or the second forming belt 314 is provided with a concave position for forming, and the mixed particle material screen 311 is positioned below the first forming belt 312 and the second forming belt 314 and is used for receiving materials falling from the contact ends of the two forming belts. The mixed particle material screen 311 can vibrate the mixed particle material that is greater than the screen mesh number into the mixed particle material drying mechanism, and the mixed particle material that will be less than the screen mesh number falls into the clout recovery unit, retrieves reuse.
The driving roller at the contact end of the two molding belts is a rubber roller which has certain elasticity and is convenient for molding the materials on the molding belts. The first forming belt 312 and the second forming belt 314 are inclined like a V-shape so as to receive the mixture discharged from the mixing mechanism 22, and the mixture has an aggregation effect under the action of gravity, so that the forming and feeding are facilitated.
Specifically, a first forming belt 312, a first driving roller set 313, a second forming belt 314 and a second driving roller set 315 are installed in a mixed particle material forming cavity, and the upper part of the forming cavity is provided with a feeding hole while the lower part is provided with a discharging hole. The formed mixed particle material drops to the mixed particle material screen 311 through the discharge port. The mixed particle material screen 311 is installed on a vibration frame, a vibration motor is installed on the vibration frame, and a surplus material recovery device is arranged below the vibration frame. The drying mechanism 32 comprises a box 321, a heating resistance wire 322 and a drying conveyer 323, the heating resistance wire 322 and the drying conveyer 323 are respectively arranged at the upper side and the lower side of the box 321, the drying conveyer 323 conveys the granular materials sliding from the mixed granular material screen 311 to the other end from one end of the box, and the granular materials are dried in the process.
Further, the mixing mechanism 22 comprises a mixing drum 221, the inner wall of the mixing drum 221 is provided with stirring blades 222, and the mixing drum 221 is arranged to be inclined downwards and used for enabling the materials to slide down under the action of centrifugal force and gravity. The obliquely arranged mixing drum 221 facilitates falling of materials, so that the equipment structure is simplified and energy is saved. The stirring blade 222 is an arc-shaped blade similar to a fan blade, and has a good stirring effect. The stirring blades 222 are provided in a plurality and arranged in an array in the mixing drum 221.
Further, the basic particle material preparation device 1 further comprises a hopper 12, a basic particle material screen 13, a third forming belt 14, a third transmission roller set 15, a fourth forming belt 16 and a fourth transmission roller set 17, wherein the third forming belt 14 is arranged on the third transmission roller set 15 and driven by the third transmission roller set 15, and the fourth forming belt 16 is sleeved on the fourth roller set 17 and driven by the fourth roller set 17;
the third forming belt 14 and the fourth forming belt 16 are inclined like a V shape, the end parts of the two forming belts are in contact with each other, the conveying directions of the third forming belt 14 and the fourth forming belt 16 are opposite, the outer surface of the third forming belt 14 and/or the fourth forming belt 16 is provided with a concave position for forming, the basic particle material screen 13 is positioned below the third forming belt 14 and the fourth forming belt 16 and used for receiving materials falling from the contact ends of the two forming belts, and the hopper is positioned above the third forming belt 14 and the fourth forming belt 16.
The molding structure of the base particle material preparing apparatus 1 is substantially the same as that of the mixed particle material molding mechanism 31. The basic granule screen 13 will be greater than the basic granule of screen mesh number and shake into collecting hopper 111, and the basic granule that is less than the screen mesh number and basic granule powder fall into clout recovery unit, retrieves reuse. The hopper 12 is one or more, and a plurality of hoppers 12 are used for containing different powder materials, so that diversified basic granular materials can be conveniently prepared.
The driving roller at the contact end of the two molding belts is a rubber roller which has certain elasticity and is convenient for molding the materials on the molding belts. The third forming belt 14 and the fourth forming belt 16 are inclined like a V shape so as to be convenient for receiving the powder which is transferred in a dispatching way, and the powder has an aggregation effect under the action of gravity so as to be convenient for forming and feeding.
Specifically, a first forming belt 312, a first driving roller set 313, a second forming belt 314 and a second driving roller set 315 are installed in a base granule forming cavity, and the upper part of the forming cavity is provided with a feeding hole, and the lower part of the forming cavity is provided with a discharging hole. The formed granules fall through the discharge port onto the base granule screen 13. The basic particle screen 13 is arranged on a vibration frame, a vibration motor is arranged on the vibration frame, and a residual material recovery device is arranged below the vibration frame
Further, the discharging mechanism 11 includes a material collecting hopper 111, an electronic scale 112 and a blanking conveyer belt 113, a discharging port of the material collecting hopper 111 is located above the electronic scale 112, and the blanking conveyer belt 113 is located below the electronic scale and above the conveyer belt mechanism 113; the inlet of the aggregate bin 111 corresponds to the outlet of the base particle screen 13. The basic granules are weighed and then mixed, so that the mixed amount of various basic granules is controlled, and the properties of the mixed granules are further controlled.
The tile with the particle material and the granular feeling of the imitated natural sandstone prepared by the preparation process comprises a green brick and a surface layer, wherein the surface layer is embedded with mixed particle materials, and the particle size of the mixed particle materials is 4-20 meshes. A decorative layer and a protective glaze layer can be arranged on the surface layer. The device layer can adopt one or more superimposed decoration modes of silk screen, roller and ink-jet printing to ensure that the brick surface patterns are more vivid and have richer layers. The protective glaze is a transparent or semitransparent inorganic glaze, and the dry particles can be one or more of transparent or semitransparent matt or bright dry particles or colored matt or bright dry particles.
The process for preparing the mixed granules according to the invention is further illustrated by the following examples.
Example 1
A process for preparing a mixed particulate material comprising the steps of:
(1) the powder is extruded to prepare two basic granules, wherein the same basic granule is formed by extruding one powder, and the multiple powders are different in one or more of color, transparency, gloss and texture. The moisture content of the base granule was 5.5 wt%;
(2) compounding the two basic granules prepared in the step (1) in an extrusion mode to obtain a mixed granule, wherein the mixed granule comprises a composite granule formed by multiple basic granules; multiple basic granules are uniformly mixed and then compounded into a mixed granule by an extrusion forming mechanism, the mixed granule comprises the basic granules and a composite granule formed by the multiple basic granules, and the multiple basic granules in the composite granule keep respective properties
(3) And (3) drying the mixed granules prepared in the step (2) and collecting. The drying temperature is 250 deg.C, the drying time is 5min, and the water content of the dried mixed granule is 0.5 wt%
Example 2
A process for preparing a mixed particulate material comprising the steps of:
(1) the powder is extruded to prepare three basic granules, the same basic granule is extruded by a plurality of powder materials, and the powder materials are different in one or more of color, transparency, gloss and texture. The moisture content of the base granule was 7.2 wt%;
(2) compounding the three basic granules prepared in the step (1) in an extrusion mode to obtain a mixed granule, wherein the mixed granule comprises a composite granule formed by a plurality of basic granules; multiple basic granules are uniformly mixed and then compounded into a mixed granule by an extrusion forming mechanism, the mixed granule comprises the basic granules and a composite granule formed by the multiple basic granules, and the multiple basic granules in the composite granule keep respective properties
(3) And (3) drying the mixed granules prepared in the step (2) and collecting. The drying temperature is 150 deg.C, the drying time is 5-10min, and the water content of the dried mixed granule is 1.5 wt%
Example 3
A process for preparing a mixed particulate material comprising the steps of:
(1) the powder is extruded to prepare four basic granules, the same basic granule is extruded by a plurality of powder materials, and the powder materials are different in one or more of color, transparency, gloss and texture. Preparing more than one base granule; the moisture content of the base granule was 6.5 wt%;
(2) compounding the four basic granules prepared in the step (1) in an extrusion mode to obtain a mixed granule, wherein the mixed granule comprises a composite granule formed by a plurality of basic granules; multiple basic granules are uniformly mixed and then compounded into a mixed granule by an extrusion forming mechanism, the mixed granule comprises the basic granules and a composite granule formed by the multiple basic granules, and the multiple basic granules in the composite granule keep respective properties
(3) And (3) drying the mixed granules prepared in the step (2) and collecting. The drying temperature is 200 deg.C, the drying time is 8min, and the water content of the dried mixed granule is 1.0 wt%
The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.
Claims (7)
1. A process for preparing mixed granules for a tile imitating granular sensation of natural sandstone is characterized in that the process is used for preparing the mixed granules, the mixed granules comprise composite granules and more than one basic granules, the composite granules are formed by splicing the more than one basic granules, the basic granules are obtained by molding powder, and the various basic granules in the composite granules keep respective properties;
the process comprises the following steps:
(1) preparing two or more base granules;
(2) compounding two or more than two basic granules prepared in the step (1) in an extrusion mode to obtain a mixed granule, wherein the mixed granule comprises a composite granule formed by multiple basic granules;
(3) drying the mixed granules prepared in the step (2) and collecting;
in the step (1), the powder materials are prepared into basic particle materials in an extrusion mode, one kind of basic particle material is formed by extruding one powder material or a plurality of powder materials, and the shapes of the powder materials are different in one or more of color, transparency, gloss and texture;
the moisture content of the base granule is 5.5-7.2wt%, and the moisture content of the dried mixed granule is 0.5-1.5 wt%.
2. The process for preparing a mixed particulate material as claimed in claim 1, wherein the drying temperature in the step (3) is 150 ℃ and 250 ℃ and the drying time is 5-10 min.
3. The process for preparing a mixed granule according to claim 1, wherein in the step (2), a plurality of base granules are uniformly mixed and then compounded by an extrusion molding mechanism to form the mixed granule, the mixed granule comprises the base granules and/or a composite granule formed by the plurality of base granules, and the plurality of base granules in the composite granule maintain respective properties.
4. A mixed granule manufacturing apparatus using the process according to any one of claims 1 to 3, characterized by comprising a base granule manufacturing means, a mixing means and a mixed granule manufacturing means; the basic particle material preparation device comprises a discharge mechanism, the mixing device comprises a conveying belt mechanism and a mixing mechanism, and the mixed particle material preparation device comprises a mixed particle material forming mechanism and a drying mechanism;
the upstream end of the conveying belt mechanism corresponds to the position of the discharging mechanism, the downstream end of the conveying belt mechanism corresponds to the position of the feeding hole of the mixing mechanism, the discharging hole of the mixing mechanism corresponds to the position of the mixed particle material forming mechanism, and the discharging hole of the mixed particle material forming mechanism corresponds to the position of the feeding hole of the drying mechanism;
the plurality of basic particle material preparation devices are provided, and the discharge mechanisms of the plurality of basic particle material preparation devices correspond to the upstream end positions of the conveying belt mechanisms;
the mixed particle material forming mechanism comprises a mixed particle material screen, a first forming belt, a first transmission roller set, a second forming belt and a second transmission roller set, the first forming belt is sleeved on the first transmission roller set and driven by the first transmission roller set, and the second forming belt is sleeved on the second roller set and driven by the second roller set;
the first forming belt and the second forming belt are obliquely arranged like a V shape, the end parts of the two forming belts are abutted, the conveying directions of the first forming belt and the second forming belt are opposite, concave positions for forming are arranged on the outer surfaces of the first forming belt and/or the second forming belt, and the mixed particle material screen is positioned below the first forming belt and the second forming belt and used for receiving materials falling from the abutted end parts of the two forming belts;
the basic particle material preparation device further comprises a hopper, a basic particle material screen, a third forming belt, a third transmission roller set, a fourth forming belt and a fourth transmission roller set, wherein the third forming belt is sleeved on the third transmission roller set and driven by the third transmission roller set, and the fourth forming belt is sleeved on the fourth roller set and driven by the fourth roller set;
the third molding belt and the fourth molding belt are obliquely arranged like a V shape, the end parts of the two molding belts are mutually abutted, the conveying directions of the third molding belt and the fourth molding belt are opposite, concave positions for molding are arranged on the outer surfaces of the third molding belt and/or the fourth molding belt, the basic particle material screen is positioned below the third molding belt and the fourth molding belt and used for receiving materials falling from the abutted end parts of the two molding belts, and the hopper is positioned above the third molding belt and the fourth molding belt.
5. The apparatus according to claim 4, wherein the mixing mechanism comprises a mixing drum having stirring blades on an inner wall thereof, the mixing drum being inclined downward for allowing the material to slide down under centrifugal force and gravity.
6. The apparatus according to claim 4, wherein the discharge mechanism comprises a collection hopper, an electronic scale, and a discharge belt, the discharge port of the collection hopper is located above the electronic scale, and the discharge belt is located below the electronic scale and above the belt mechanism;
the feed inlet of the aggregate bin corresponds to the discharge outlet of the basic particle material screen.
7. The tile with the granular material and the granular feel like natural sandstone prepared by the preparation process of any one of claims 1 to 3, which is characterized by comprising a tile blank and a surface layer, wherein the mixed granular material is embedded in the surface layer, and the particle size of the mixed granular material is 4 to 20 meshes.
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| CN201910430750.5A CN110102222B (en) | 2019-05-22 | 2019-05-22 | Mixed granule, mixed granule preparation process and equipment, and ceramic tile |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910430750.5A CN110102222B (en) | 2019-05-22 | 2019-05-22 | Mixed granule, mixed granule preparation process and equipment, and ceramic tile |
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| CN110102222A CN110102222A (en) | 2019-08-09 |
| CN110102222B true CN110102222B (en) | 2021-12-14 |
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| JP2000008590A (en) * | 1998-06-18 | 2000-01-11 | Ribooru:Kk | Non-baked tile |
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| CN1695782A (en) * | 2005-03-25 | 2005-11-16 | 济南钢铁股份有限公司 | Balling device |
| CN101186441A (en) * | 2006-11-15 | 2008-05-28 | 叶荣恒 | Method for preparing magic color crystallite ultra-large particle polishing brick |
| CN102161216A (en) * | 2009-03-06 | 2011-08-24 | 何新明 | Manufacture equipment of rice-size adornment grains |
| CN105536642A (en) * | 2015-12-14 | 2016-05-04 | 上海金发科技发展有限公司 | Preparation method of mineral powder master batch |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000008590A (en) * | 1998-06-18 | 2000-01-11 | Ribooru:Kk | Non-baked tile |
| CN1597615A (en) * | 2004-09-23 | 2005-03-23 | 陈继棉 | Production method of ceramic polished brick and ceramic polished brick produced by it |
| CN1695782A (en) * | 2005-03-25 | 2005-11-16 | 济南钢铁股份有限公司 | Balling device |
| CN101186441A (en) * | 2006-11-15 | 2008-05-28 | 叶荣恒 | Method for preparing magic color crystallite ultra-large particle polishing brick |
| CN102161216A (en) * | 2009-03-06 | 2011-08-24 | 何新明 | Manufacture equipment of rice-size adornment grains |
| CN105536642A (en) * | 2015-12-14 | 2016-05-04 | 上海金发科技发展有限公司 | Preparation method of mineral powder master batch |
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| CN110102222A (en) | 2019-08-09 |
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