阅读说明：本技术 一种具有仿古面石材肌理效果的瓷砖及其制作工艺 (ceramic tile with antique surface stone texture effect and manufacturing process thereof ) 是由 任富国 于 2019-09-26 设计创作，主要内容包括：本发明涉及陶瓷制造技术领域,具体的涉及一种具有仿古面石材肌理效果的瓷砖及其制作工艺。该种具有仿古面石材肌理效果的瓷砖,包括陶瓷坯体,瓷砖坯体至少一个面上形成有凹凸不平的肌理表面,所述肌理表面上依次设有底釉层、效果釉层和闪点颗粒釉层。本发明提供的具有仿古面石材肌理效果的瓷砖及制作工艺,具有最接近仿古面石材的触感,所述闪点颗粒层呈点状的设置于效果釉层上,闪点颗粒层在不同的光线照射具有与天然的矿物颗粒相似的金属光泽,在效果釉层上具有画龙点睛的作用,在外形和神韵上都与天然的仿古石材极其相近。(the invention relates to the technical field of ceramic manufacture, in particular to a ceramic tile with an antique surface stone texture effect and a manufacturing process thereof. This kind of ceramic tile with archaize face stone texture effect, including the ceramic body, be formed with unevenness's texture surface on at least one face of ceramic body, texture is equipped with base glaze layer, effect glaze layer and flash point granule glaze layer on the surface in proper order. The ceramic tile with the texture effect of the antique face stone and the manufacturing process have the touch feeling closest to the antique face stone, the flash point particle layer is arranged on the effect glaze layer in a dotted manner, the flash point particle layer has the metal luster similar to natural mineral particles under different light irradiation, the effect glaze layer has the function of drawing dragon-point eyes, and the appearance and the verve of the ceramic tile are extremely similar to those of the natural antique stone.)

1. The utility model provides a ceramic tile with archaize face stone texture effect, includes ceramic body, its characterized in that: the ceramic tile blank is characterized in that an uneven texture surface is formed on at least one surface of the ceramic tile blank, a ground glaze layer, an effect glaze layer and a flash point particle glaze layer are sequentially arranged on the texture surface, the pattern color of the effect glaze layer corresponding to the texture of the surface of the stone is the same as that of the flash point particle layer, and the flash point particle layer is arranged on the effect glaze layer in a dotted manner.

2. The tile with the texture of antique finish stone as recited in claim 1, wherein: the ground coat is a transparent coat.

3. The tile with the texture of antique finish stone as recited in claim 1, wherein: the ground coat layer comprises the following chemical components: al (Al)₂O₃ 18－20％、SiO₂ 65－70％、Fe₂O₃ 1－2％、CaO 0.5－2％、MgO 1－2％、K₂O 2－5％、Na₂O 3－5％、TiO₂ 0.2-0.5% and 4-5% loss on ignition.

4. The tile with the texture of antique finish stone as recited in claim 1, wherein: the thickness of the bottom glaze layer is 0.1-0.3 mm.

5. the tile with antique finish stone texture effect of claim 2, wherein: the effect glaze layer is printed on the ground glaze layer by adopting a 3D ink-jet printing technology, and the effect glaze layer comprises the following raw material components: al (Al)₂O₃ 16－20％、SiO 41－43％、Fe₂O₃ 0.1－0.5％、CaO 3－5％、MgO 3－5％、K₂O 3－5％、Na2O 1－3％、TiO₂0.05－0.1％、Zr(Hf)O₂ 3－5％、BaO 8－10％、PbO 0.01－0.05％、ZnO 3－5％、SrO 0.01－0.05％、P₂O₅ 0.1－0.5％、Li₂O 0.5－1％、Rb₂0.5 to 1 percent of O and 7 to 9 percent of ignition loss.

6. The tile with the texture effect of the antique face stone as claimed in claim 1, wherein the flash point particle layer is prepared from the following raw materials: al (Al)₂O₃ 15－18％、SiO 50－53％、Fe₂O₃ 0.1－0.3％、CaO 5－8％、MgO 1－3％、K₂O 3－5％、Na₂O 1－3％、TiO₂ 0.05－0.1％、Zr(Hf)O₂ 0.1－0.3％、BaO 3－5％、PbO 0.01－0.05％、ZnO 5－8％、SrO 3－6％、P₂O₅ 0.1－0.5％、Li₂O 0.01－0.05％、SO₃0.5-1% and burning loss 0.03-0.08%.

7. A manufacturing process of a ceramic tile with an antique surface stone texture effect is disclosed, wherein the manufacturing requirement is 1-5, the ceramic tile with the antique surface stone texture effect comprises the following specific steps:

Step 1, turning over a mold, scanning the texture of the surface of the natural stone by using a three-dimensional scanner, and engraving the scanned texture of the surface of the natural stone on at least one mold cavity surface of a pressing mold by using a laser engraving machine after scanning;

2, preparing a blank, namely pressing a ceramic tile blank by using the pressing die prepared in the step 1 as an upper die, wherein the surface of the ceramic tile blank is pressed to have the same texture as the surface of the natural stone;

Step 3, applying a base coat, and after the blank body is dried, applying the base coat on the surface of the ceramic tile blank body with the stone texture, wherein the thickness of the base coat is 0.1-0.3 mm;

Step 4, applying a cover glaze, namely applying the cover glaze on the ceramic tile blank, wherein the cover glaze corresponds to the texture;

Step 5, primary firing, namely feeding the glazed ceramic tile green body into a tunnel kiln for firing and forming, wherein the firing temperature is 1020-1050 ℃;

Step 6, applying flash point particle glaze, namely applying the flash point particle glaze on the surface of the once-fired ceramic tile, wherein the flash point particle glaze is applied to the overglaze layer in a dotted manner;

and 7, secondary sintering, namely placing the ceramic tile applied with the flash point particle glaze into a kiln for secondary sintering at the sintering temperature of 680-720 ℃.

8. The process for manufacturing a ceramic tile with the texture effect of the antique surface stone as claimed in claim 5, wherein when the ground glaze is applied in the step 3, a layer of ground glaze is uniformly sprayed on the surface of the ceramic tile blank by using a glaze spraying machine.

9. The process for manufacturing a ceramic tile with an antique finish stone texture effect according to claim 5, wherein the process comprises the following steps: and (4) when the overglaze is applied in the step (4), ink is jetted on the ceramic tile by using 3D ink-jet printing equipment according to the texture of the surface of the natural stone obtained by the three-dimensional scanner in the step (1), and the pattern color corresponding to the texture of the surface of the stone is printed on the surface of a ceramic tile blank.

10. The process of claim 7 for making a tile having a stone texture with an antique finish, wherein: and 6, when the flash point particle glaze is applied, randomly throwing the flash point particle glaze on the overglaze by using a glaze throwing machine.

Technical Field

The invention relates to the technical field of ceramic manufacture, in particular to a ceramic tile with an antique surface stone texture effect and a manufacturing process thereof.

Background

however, with the popularization and progress of ceramic ink-jet printing technology in the building ceramic industry, the improvement of the texture and the color is not a difficult problem, and fine color adjustment can be realized through accurate contraposition printing. The natural marble decorative stone has fine concave texture on the surface, so that real texture and touch feeling are provided for people, particularly, the stone with the antique surface is brushed for 3-6 times by using a steel brush after the stone is fired, the antique surface has the concave-convex feeling of the fired surface, is smooth to touch and cannot be harsh, and the natural marble decorative stone is a very good surface treatment method and is widely used in outdoor decoration. The marble ceramic tile products on the market only have the change of two-dimensional plane decoration effect. Therefore, if the decoration effect of the marble ceramic tile is improved, and the real concave texture similar to the natural marble is formed on the surface, the texture and the touch of the marble ceramic tile can be improved to a certain extent.

In order to solve the above problems, the invention patent with the publication number CN106518029A discloses a method for preparing a marble ceramic tile with a metallic luster concave texture, which comprises the following steps of sequentially carrying out biscuit firing, ground glaze applying, screen printing glaze slip, pattern ink jet printing, surface glaze applying and soft polishing processes to obtain the marble ceramic tile with the metallic luster concave texture on the surface, wherein the concave texture can be obtained by the marble ceramic tile, but the following problems exist: firstly, the production process is complex and the cost is high; secondly, the obtained depressions are obtained by a screen printing process, and the depressed textures obtained by printing can only be linear, so that the effect is rigid and is far different from the texture effect of the surface of the natural stone; thirdly, the texture of the silk-screen printing can only be sunken, and the surface of the antique face stone has concave-convex feeling; thirdly, the surface of the natural stone has a plurality of mineral particles, the mineral particles can show metallic luster under the irradiation of light, the natural mineral particles are dispersedly distributed on the surface of the stone in the form of particles, and the existing metallic luster glaze is uniformly distributed on the surface of the ceramic tile, and the effect is far away from that of the natural stone.

Disclosure of Invention

In order to solve the defects of the prior art, the invention provides a ceramic tile with an antique surface stone texture effect and a manufacturing process thereof.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows: the utility model provides a ceramic tile with archaize face stone material skin texture effect, includes ceramic body, be formed with unevenness's skin texture surface on at least one face of ceramic body, the skin texture is equipped with ground glaze layer, effect glaze layer and flash point granule glaze layer on the surface in proper order, the corresponding pattern colour of effect glaze layer and stone material surface skin texture, the flash point granular layer is punctiform and sets up on the effect glaze layer.

further, the ground coat layer is a transparent coat layer.

further, the chemical composition of the ground glaze layer is as follows: al (Al)₂O₃ 18－20％、SiO₂ 65－70％、Fe₂O₃1－2％、CaO 0.5－2％、MgO 1－2％、K₂O 2－5％、Na₂O 3－5％、TiO₂0.2-0.5% and 4-5% loss on ignition.

Furthermore, the thickness of the bottom glaze layer is 0.1-0.3 mm.

further, the effect glaze layer is printed on the ground glaze layer by adopting a 3D ink-jet printing technology, and the effect glaze layer comprises the following raw material components: al (Al)₂O₃ 16－20％、SiO 41－43％、Fe₂O₃ 0.1－0.5％、CaO 3－5％、MgO3－5％、K₂O 3－5％、Na2O 1－3％、TiO₂ 0.05－0.1％、Zr(Hf)O₂ 3－5％、BaO 8－10％、PbO 0.01－0.05％、ZnO 3－5％、SrO 0.01－0.05％、P₂O₅ 0.1－0.5％、Li₂O 0.5－1％、Rb₂0.5 to 1 percent of O and 7 to 9 percent of ignition loss.

Further, the raw material components of the flash point particle layer are as follows: al (Al)₂O₃ 15－18％、SiO 50－53％、Fe₂O₃0.1－0.3％、CaO 5－8％、MgO 1－3％、K₂O 3－5％、Na₂O 1－3％、TiO₂ 0.05－0.1％、Zr(Hf)O₂ 0.1－0.3％、BaO 3－5％、PbO 0.01－0.05％、ZnO 5－8％、SrO 3－6％、P₂O₅ 0.1－0.5％、Li₂O 0.01－0.05％、SO₃0.5-1% and burning loss 0.03-0.08%.

The utility model provides a preparation technology of ceramic tile with archaize face stone texture effect, the foretell ceramic tile with archaize face stone texture effect of preparation, concrete step is as follows:

step 1, turning over a mold, scanning the texture of the surface of the natural stone by using a three-dimensional scanner, and engraving the scanned texture of the surface of the natural stone on at least one mold cavity surface of a pressing mold by using a laser engraving machine after scanning;

2, preparing a blank, namely pressing a ceramic tile blank by using the pressing die prepared in the step 1 as an upper die, wherein the surface of the ceramic tile blank is pressed to have the same texture as the surface of the natural stone;

step 3, applying a base coat, and after the blank body is dried, applying the base coat on the surface of the ceramic tile blank body with the stone texture, wherein the thickness of the base coat is 0.1-0.3 mm;

step 4, applying a cover glaze, namely applying the cover glaze on the ceramic tile blank, wherein the cover glaze corresponds to the texture;

step 5, primary firing, namely feeding the glazed ceramic tile green body into a tunnel kiln for firing and forming, wherein the firing temperature is 1020-1050 ℃;

Step 6, applying flash point particle glaze, namely applying the flash point particle glaze on the surface of the once-fired ceramic tile, wherein the flash point particle glaze is applied to the overglaze layer in a dotted manner;

And 7, secondary sintering, namely placing the ceramic tile applied with the flash point particle glaze into a kiln for secondary sintering at the sintering temperature of 680-720 ℃.

further, when the ground coat is applied in the step 3, a layer of ground coat is uniformly sprayed on the surface of the ceramic tile blank by using a glaze spraying machine.

Further, when the overglaze is applied in the step 4, ink is jetted on the ceramic tile according to the texture of the surface of the natural stone obtained by the three-dimensional scanner in the step 1 by using 3D ink jet printing equipment, and the pattern color corresponding to the texture of the surface of the stone is printed on the surface of the blank of the ceramic tile.

further, when the flash point particle glaze is applied in the step 6, the flash point particle glaze is randomly thrown out on the overglaze by using a glaze throwing machine.

The ceramic tile with the texture effect of the antique surface stone has the touch closest to the antique surface stone, a ground glaze layer, an effect glaze layer and a flash point particle glaze layer are sequentially arranged on the texture surface, the ground glaze layer plays a role in bearing between the surface of a blank body and the effect glaze layer, a transparent glaze layer is used for preventing a white edge from appearing at the joint between the blank body and the effect glaze layer, the flash point particle layer is arranged on the effect glaze layer in a dotted manner, the flash point particle layer has metal luster similar to natural mineral particles under different light irradiation, the effect glaze layer has the function of drawing dragon points, and the appearance and the vergence of the ceramic tile are extremely similar to the natural antique stone;

the invention also provides a manufacturing process of the ceramic tile with the texture effect of the antique surface stone, the manufacturing process is manufactured according to the characteristics of the ceramic tile with the texture effect of the antique surface stone, the manufacturing process comprises the step of using high-precision mould turning equipment to prepare a mould, a pressed ceramic blank has the same texture as the surface of the natural stone, different glazing equipment is respectively selected according to the characteristics of ground coat, surface coat and flash point particle glaze, the surface coat and the flash point particle glaze are fired for two times, and the flash point particle glaze is applied after the surface coat is fired and formed, so that the flash point particle glaze cannot lose luster due to overhigh temperature after being fired.

Detailed Description

The invention is further described below by means of specific embodiments.

a ceramic tile with an antique surface stone texture effect comprises a ceramic body, wherein at least one surface of the ceramic body is provided with an uneven texture surface, the texture surface is sequentially provided with a ground glaze layer, an effect glaze layer and a flash point particle glaze layer, the pattern color of the effect glaze layer corresponds to the texture of the stone surface, and the flash point particle layer is arranged on the effect glaze layer in a dotted manner;

the ground coat is a transparent glaze layer, the thickness of the ground coat is 0.1-0.3 mm, and the ground coat comprises the following chemical components: al (Al)₂O₃18－20％、SiO₂ 65－70％、Fe₂O₃ 1－2％、CaO 0.5－2％、MgO 1－2％、K₂O 2－5％、Na₂O3－5％、TiO₂ 0.2-0.5% and 4-5% loss on ignition, and preferably, the chemical composition of the ground coat layer is as follows: al (Al)₂O₃ 18.3％、SiO₂ 66.8％、Fe₂O₃ 1.5％、CaO 0.56％、MgO 1.26％、K₂O 2.6％、Na₂O 4.1％、TiO₂0.28 percent and 4.6 percent loss on ignition;

the effect glaze layer is printed on the ground glaze layer by adopting a 3D ink-jet printing technology, and the effect glaze layer comprises the following raw material components: al (Al)₂O₃ 16－20％、SiO 41－43％、Fe₂O₃ 0.1－0.5％、CaO 3－5％、MgO 3－5％、K₂O 3－5％、Na2O 1－3％、TiO₂ 0.05－0.1％、Zr(Hf)O₂ 3－5％、BaO 8－10％、PbO 0.01－0.05％、ZnO 3－5％、SrO 0.01－0.05％、P₂O₅ 0.1－0.5％、Li₂O 0.5－1％、Rb₂0.5-1% of O and 7-9% of loss on ignition, and preferably, the raw material components of the glaze layer in the embodiment are as follows: al (Al)₂O₃ 17.8％、SiO42.6％、Fe₂O₃0.33％、CaO 3.42％、MgO 4.2％、K₂O 3.8％、Na₂O 1.03％、TiO₂ 0.08％、Zr(Hf)O₂ 4.04％、BaO 8.6％、PbO 0.04％、ZnO 3.3％、SrO 0.06％、P₂O₅ 0.38％、Li₂O 0.92％、Rb₂0.8 percent of O and 8.6 percent of ignition loss;

the raw material composition of the flash point particle layer was as follows: al (Al)₂O₃ 15－18％、SiO 50－53％、Fe₂O₃ 0.1－0.3％、CaO 5－8％、MgO 1－3％、K₂O 3－5％、Na₂O 1－3％、TiO₂ 0.05－0.1％、Zr(Hf)O₂ 0.1－0.3％、BaO 3－5％、PbO 0.01－0.05％、ZnO 5－8％、SrO 3－6％、P₂O₅ 0.1－0.5％、Li₂O 0.01－0.05％、SO₃0.5-1% and burn loss 0.03-0.08%, and preferably, the flash point particle layer in this embodiment has the following raw material components: al (Al)₂O₃ 17.1％、SiO 52.5％、Fe₂O₃ 0.26％、CaO6.8％、MgO 1.32％、K₂O 3.26％、Na2O 1.66％、TiO₂ 0.82％、Zr(Hf)O₂ 0.126％、BaO 3.52％、PbO 0.04％、ZnO 6.88％、SrO 4.23％、P₂O₅ 0.32％、Li₂O 0.04％、SO₃0.61% and burn loss 0.07%.

In the ceramic tile with the texture effect of the antique face stone, the ceramic blank forms the uneven texture surface, so that the manufactured ceramic tile has the touch feeling which is closest to the antique face stone, the texture surface is sequentially provided with a ground glaze layer, an effect glaze layer and a flash point particle glaze layer, the ground glaze layer is a transparent glaze layer, the ground glaze layer plays a role in supporting between the surface of the green body and the effect glaze layer, the transparent glaze layer is used, no white edge appears at the joint between the green body and the effect glaze layer, meanwhile, the ground glaze layer is used as a substrate to be beneficial to the color presentation of the effect glaze and the connection of the effect glaze layer, the flash point granular layer is arranged on the effect glaze layer in a punctiform manner, the flash point granular layer has metal luster similar to natural mineral grains under different light irradiation, the effect glaze layer has the function of drawing dragon points, and the appearance and the verve are very similar to the natural antique stone.

The utility model provides a preparation technology of ceramic tile with archaize face stone texture effect, the foretell ceramic tile with archaize face stone texture effect of preparation, concrete step is as follows:

Step 1, turning over a mold, scanning the texture of the surface of the natural stone by using a three-dimensional scanner, and engraving the scanned texture of the surface of the natural stone on at least one mold cavity surface of a pressing mold by using a laser engraving machine after scanning;

2, preparing a blank, namely pressing a ceramic tile blank by using the pressing die prepared in the step 1 as an upper die, wherein the surface of the ceramic tile blank is pressed to have the same texture as the surface of the natural stone;

Step 3, applying a ground coat, after the blank body is dried, applying the ground coat on the surface of the ceramic tile blank body with the stone texture, and when the ground coat is applied, uniformly spraying a layer of ground coat on the surface of the ceramic tile blank body by using a glaze spraying machine, wherein the thickness of the ground coat is 0.2 mm;

Step 4, applying a cover glaze, namely applying the cover glaze on the ceramic tile blank, using 3D ink-jet printing equipment to perform ink-jet on the ceramic tile according to the texture of the surface of the natural stone obtained by the three-dimensional scanner in the step 1, and printing a pattern color corresponding to the texture of the surface of the stone on the surface of the ceramic tile blank, wherein the cover glaze corresponds to the texture;

Step 5, primary firing, namely feeding the glazed ceramic tile green body into a tunnel kiln for firing and forming, wherein the firing temperature is 1020-1050 ℃;

Step 6, applying flash point particle glaze, applying the flash point particle glaze on the surface of the once-fired ceramic tile, and randomly throwing the flash point particle glaze on the overglaze layer by using a glaze throwing machine, wherein the flash point particle glaze is applied on the overglaze layer in a dot shape;

and 7, secondary sintering, namely placing the ceramic tile applied with the flash point particle glaze into a kiln for secondary sintering at the sintering temperature of 680-720 ℃.

The invention provides a manufacturing process of a ceramic tile with the texture effect of an antique surface stone, which is manufactured according to the characteristics of the ceramic tile with the texture effect of the antique surface stone.

A green body with high bone content is selected, and meanwhile, a high-hardness glaze added with modified graphene is selected, wherein the green body with high bone content and the high-hardness glaze added with the modified graphene are tightly combined, so that the formed porcelain has a good porcelain effect, the fired high-hardness glaze is fine and transparent, has high light transmittance, and has a bright and moist color surface, and the whiteness is more than 90 degrees; according to the comparison of the high-hardness glazed domestic ceramic with the traditional bone china after the same wear-resistant test, the high-hardness glazed domestic ceramic added with the modified graphene has the advantages that only fine abrasive dust is on the surface, obvious scratches or falling-off is avoided, and the wear phenomenon is obviously reduced; the planar dimension of the modified graphene layer sheet is micron dimension, so that in the process of frictional wear, the modified graphene can effectively interfere generation of abrasive dust due to independent sliding of the inner layer sheet, material falling of the glaze surface is reduced, and the wear resistance of the glaze surface is improved; the addition of the modified graphene is beneficial to reducing the wear volume of a bone china glaze and improving the wear resistance of a high-gloss glaze, but the improvement of the wear resistance is not in direct proportion to the content of the modified graphene, cost factors and a wear resistance improvement effect need to be comprehensively considered, the content of the modified graphene is not too large or too small, a mixture in the modified graphene and the content of the mixture in the modified graphene are also properly selected, in order to ensure the brightness degree of the glaze, a large amount of silicon oxide, aluminum oxide and calcium oxide are added into the raw material of the high-hardness glaze, and the content of the modified graphene is preferably 0.5-3 parts.

The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing the present invention.