CN115341215A - Repairing method for ultra-smooth enamel plate - Google Patents
Repairing method for ultra-smooth enamel plate Download PDFInfo
- Publication number
- CN115341215A CN115341215A CN202211153609.3A CN202211153609A CN115341215A CN 115341215 A CN115341215 A CN 115341215A CN 202211153609 A CN202211153609 A CN 202211153609A CN 115341215 A CN115341215 A CN 115341215A
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- CN
- China
- Prior art keywords
- glaze
- repairing
- enamel plate
- ultra
- smooth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 210000003298 dental enamel Anatomy 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000005507 spraying Methods 0.000 claims abstract description 16
- 238000001035 drying Methods 0.000 claims abstract description 14
- 238000010304 firing Methods 0.000 claims abstract description 10
- 239000000843 powder Substances 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 239000002002 slurry Substances 0.000 claims description 16
- 239000002994 raw material Substances 0.000 claims description 11
- 230000002159 abnormal effect Effects 0.000 claims description 10
- 238000000227 grinding Methods 0.000 claims description 8
- 238000005498 polishing Methods 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 8
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 6
- 239000004202 carbamide Substances 0.000 claims description 6
- 238000005245 sintering Methods 0.000 claims description 6
- 244000137852 Petrea volubilis Species 0.000 claims description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 239000000375 suspending agent Substances 0.000 claims description 5
- 229910052719 titanium Inorganic materials 0.000 claims description 5
- 239000010936 titanium Substances 0.000 claims description 5
- 239000004568 cement Substances 0.000 claims description 3
- 230000008439 repair process Effects 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 2
- 238000000137 annealing Methods 0.000 claims 2
- 229910000831 Steel Inorganic materials 0.000 abstract description 11
- 239000010959 steel Substances 0.000 abstract description 11
- 229910052573 porcelain Inorganic materials 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000005452 bending Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 238000004534 enameling Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012860 organic pigment Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23D—ENAMELLING OF, OR APPLYING A VITREOUS LAYER TO, METALS
- C23D5/00—Coating with enamels or vitreous layers
- C23D5/005—Coating with enamels or vitreous layers by a method specially adapted for coating special objects
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2207/00—Compositions specially applicable for the manufacture of vitreous enamels
- C03C2207/04—Compositions specially applicable for the manufacture of vitreous enamels for steel
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses a method for repairing an ultra-smooth enamel plate, which comprises the following steps: preparing glaze slip for repairing; prenatal treatment; spraying, drying and firing, wherein the enamel steel plate structure prepared by the method has excellent bending processability, enamel adhesion, corrosion resistance and glossiness; meanwhile, the method has the advantages of good stability, peeling resistance and the like, can ensure the high-quality porcelain surface of the original ultra-smooth enameled pressed steel to the maximum extent, and improves the appearance effect.
Description
Technical Field
The invention relates to the technical field of surface repairing, in particular to a repairing method of an ultra-smooth enamel plate.
Background
At present, the wall surface of buildings is mostly decorated by adopting glass plates, aluminum plates and the like, the outer surfaces of the materials generally have the problems of easy scratching, difficult cleaning and the like, and the organic pigments in the materials are easy to change chemically by sunshine and rain so that the surfaces are dark and faded. The painting and enameling method can impart various properties to the steel sheet, which makes it excellent in wear resistance and corrosion resistance, easy to clean the outer surface, and can improve its service life. Aiming at the fierce competition of various decorative plates on the wall surface, the ultra-smooth enameled pressed steel with market competitiveness is developed in appearance effect. The enamel steel plate pursues the highest porcelain surface effect, is smoother and finer than the porcelain surface of the common enamel steel plate, has excellent visual effect, but sacrifices the performance of other aspects as the cost, and causes the hardness and the powder blank strength to be at the required edge.
Therefore, in order to ensure the overall effect of the enamel plate, the invention provides a method for repairing an ultra-smooth enamel plate, so that the ultra-smooth enamel plate has high quality and qualified rate while ensuring the excellent performance of the porcelain surface and satisfying the physical and chemical properties.
Disclosure of Invention
In view of the above, the present invention provides a method for repairing an ultra-smooth enamel plate, which can produce an enamel steel plate structure having excellent bending workability, enamel adhesion, corrosion resistance and gloss; meanwhile, the method has the advantages of good stability, peeling resistance and the like, can ensure the high-quality porcelain surface of the original ultra-smooth enameled pressed steel to the maximum extent, and improves the appearance effect.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method for repairing an ultra-smooth enamel plate comprises the following steps:
(1) Preparation of glaze slip for repair
The method comprises the following steps of (1) adopting superfine ground glaze slurry raw materials, uniformly stirring, and then placing for more than 3 days, wherein the placing time is not more than 30 days when the method is used;
(2) Prenatal treatment
Removing the upper water layer of the glaze slip, adding clear water, stirring uniformly and ensuring that the volume weight of the glaze slip is 155-175g/cm 3 The hanging amount is 12-15g/cm 3 (ii) a Polishing and flattening abnormal points on the enamel plate to be repaired by fine sand paper, wherein the abnormal points cannot be too deep, so that pit surfaces are prevented from appearing, and then burning back;
(3) Repair treatment
And (3) uniformly spraying the glaze slip treated in the step (2) on the enamel plate after the enamel plate is re-sintered by a spray gun with the pressure of 0.4-0.6 Mpa, controlling the pressure and the gun distance during spraying to ensure the flatness of the wet spraying surface, and then drying and firing.
Preferably, the glaze slip raw materials in the step (1) comprise the following components in parts by weight: 90-110 parts of glaze pre-ground powder, 40-50 parts of water and 0.1-0.2 part of urea.
The preferable beneficial effects are as follows: the water-powder ratio of the pre-ground powder is used for operating performance, a small amount of urea is added for increasing the strength of a powder blank and preventing surface glaze shrinkage and wire drawing;
preferably, the glaze pre-ground powder in the step (1) is glaze powder prepared by mixing and grinding titanium-based glaze and a suspending agent.
Preferably, the water cement ratio in the glaze slurry raw material in the step (1) is 40-45%.
The preferable beneficial effects are as follows: the proper water-cement ratio ensures that the stirred glaze slip has better operation performance and is convenient to spray;
preferably, the mesh number of the fine sandpaper in the step (2) is 800 meshes.
Preferably, the step (2) of the back burning is back burning for 3.5-4.0min at 800-840 ℃.
The preferable beneficial effects are as follows: the place with abnormal quality of the original plate surface can be melted flat by re-burning, and the generation of plate surface pits and pin points after re-spraying is reduced;
preferably, the drying in the step (3) is drying at 100-120 ℃ for 20-30min.
The preferable beneficial effects are as follows: drying to volatilize water vapor of the ceramic layer and ensure the quality of the ceramic surface;
preferably, the firing in step (3) is performed at 800-820 ℃ for 3.5-4.5min.
The preferable beneficial effects are as follows: the best sintering range of the enamel pre-grinding powder is obtained, and the effect of the porcelain surface prepared by the process is best;
through the technical scheme, compared with the prior art, the invention has the following beneficial effects:
1. the advantages of the ultra-smooth enamel plate are guaranteed, and the porcelain surface is smooth and fine;
2. the pre-grinding powder for repairing belongs to an enamel substrate, so that the excellent physical and chemical properties of a plate are ensured;
3. the method is simple and convenient to operate, except for the fact that spraying parameters need to be executed strictly, other repairing processes are large in operation space and high in fault-tolerant probability, and the product percent of pass is improved;
4. the integral enamel plate structure still keeps the unified specification of the traditional enamel plate, and is convenient for transportation, installation, replacement and other series of processes.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example 1
A method for repairing an ultra-smooth enamel plate comprises the following steps:
(1) Preparing glaze slurry for repairing:
the ultrafine ground glaze slurry raw material is adopted, is uniformly stirred and is placed for more than 3 days, and the using time is not more than 30 days;
wherein, the glaze slip comprises the following raw materials: 110 parts of glaze pre-ground powder, 49 parts of water and 0.2 part of urea; the glaze pre-milling powder is glaze powder prepared by mixing and grinding titanium-based glaze and a suspending agent;
(2) Prenatal treatment:
glaze slip: removing the upper water obtained by standing the stored glaze slurry before production, adding proper clear water, stirring uniformly, and ensuring the volume weight of the glaze slurry to be 175g/cm 3 Hanging amount of 15g/cm 3 ；
Plate block: polishing the abnormal points with 800-mesh fine sand paper to be repaired to be flat, wherein the abnormal points cannot be too deep to prevent pit surfaces, and after polishing, performing burn-back at 840 ℃ for 4.0 min;
(3) Spraying the obtained glaze slip on a baked enamel plate to be repaired under the condition of 0.6Mpa of air pressure, and paying attention to the control of the air pressure and the gun distance during spraying to ensure the flatness of the wet spraying surface;
(4) And (3) drying: placing the obtained enameled pressed steel at 120 ℃, and drying for 30min;
(5) And (3) firing to obtain a finished product: and then the baked enamel plate is put into a sintering furnace and is sintered for 4.5min at the temperature of 820 ℃.
Example 2
A method for repairing an ultra-smooth enamel plate comprises the following steps:
(1) Preparing glaze slurry for repairing:
adopting superfine ground glaze slurry as raw material, stirring uniformly, standing for more than 3 days, and using for no more than 30 days;
wherein, the glaze slip comprises the following raw materials: 100 parts of glaze pre-ground powder, 40 parts of water and 0.1 part of urea; the glaze pre-milling powder is glaze powder prepared by mixing and grinding titanium-based glaze and a suspending agent;
(2) Prenatal treatment:
glaze slip: removing upper water obtained by standing the stored glaze slurry before production, adding appropriate clear water, stirring well, and ensuring the volume weight of the glaze slurry to be 155g/cm 3 The hanging amount is 12 to 15g/cm 3 ；
Plate block: polishing abnormal points of the enamel plate to be repaired by using 800-mesh fine sand paper, wherein the abnormal points cannot be too deep to prevent pit surfaces, and performing re-firing at 800 ℃ for 3.5min after polishing;
(3) Spraying, namely spraying the obtained glaze slip on the enamel plate to be repaired after the enamel plate is re-sintered under the condition that the air pressure is 0.4Mpa, and paying attention to the control of the air pressure and the gun distance during spraying to ensure the flatness of the surface sprayed by a wet method;
(4) Drying: placing the obtained enameled pressed steel at 100 ℃, and drying for 20min;
(5) And (3) firing to obtain a finished product: and then the baked enamel plate is put into a sintering furnace and is sintered for 3.5min at the temperature of 800 ℃.
Example 3
A method for repairing an ultra-smooth enamel plate comprises the following steps:
(1) Preparing glaze slurry for repairing:
the ultrafine ground glaze slurry raw material is adopted, is uniformly stirred and is placed for more than 3 days, and the using time is not more than 30 days;
wherein, the glaze slip comprises the following raw materials: 100 parts of glaze pre-ground powder, 45 parts of water and 0.2 part of urea; the glaze pre-ground powder is glaze powder prepared by mixing and grinding titanium-based glaze and a suspending agent;
(2) Prenatal treatment:
glaze slip: removing upper water obtained by standing the stored glaze slurry before production, adding proper clear water, stirring uniformly, and ensuring that the volume weight of the glaze slurry is 160g/cm 3 The hanging amount is 14g/cm 3 ；
Plate block: polishing the abnormal points with 800-mesh fine sand paper to be repaired to be flat, wherein the abnormal points cannot be too deep to prevent pit surfaces, and after polishing, carrying out re-firing at 820 ℃ for 3.5 min;
(3) Spraying the obtained glaze slip on a baked enamel plate to be repaired under the condition of 0.5Mpa of air pressure, and paying attention to the control of the air pressure and the gun distance during spraying to ensure the flatness of the wet spraying surface;
(4) Drying: placing the obtained enameled pressed steel at 110 ℃, and drying for 25min;
(5) And (3) firing to obtain a finished product: and then the baked enamel plate is put into a sintering furnace and is sintered for 4.0min at the temperature of 810 ℃.
In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A method for repairing an ultra-smooth enamel plate is characterized by comprising the following steps:
(1) Preparation of glaze slip for repairing
Adopting superfine ground glaze slurry raw materials, uniformly stirring, and standing for 3-30 days to obtain the glaze slurry for later use;
(2) Prenatal treatment
Removing the upper water layer of the glaze slip, adding clear water, stirring uniformly and ensuring that the volume weight of the glaze slip is 155-175g/cm 3 The hanging amount is 12-15g/cm 3 (ii) a Polishing and flattening quality abnormal points on the enamel plate to be repaired by fine sand paper, and then re-sintering;
(3) Repair treatment
And (3) uniformly spraying the glaze slip treated in the step (2) on the enamel plate after the sintering by using a spray gun with the air pressure of 0.4-0.6 Mpa, and then drying and firing the enamel plate.
2. The method for repairing an ultra-smooth enamel plate according to claim 1, wherein said glaze in step (1) comprises the following components in parts by weight: 90-110 parts of glaze pre-ground powder, 40-50 parts of water and 0.1-0.2 part of urea.
3. The method for repairing an ultra-smooth enamel plate according to claim 2, wherein the glaze powder prepared by grinding the glaze powder in step (1) is a powder prepared by mixing and grinding a titanium-based glaze with a suspending agent.
4. The method for repairing an ultra-smooth enamel plate according to claim 2, wherein the water/cement ratio in said glaze raw material in the step (1) is 40 to 45%.
5. The method according to claim 1, wherein the fine sandpaper used in step (2) has a mesh size of 800 meshes.
6. The method for repairing a super-smooth enamel plate according to claim 1, wherein said step (2) of said annealing is an annealing at 800 to 840 ℃ for 3.5 to 4.0min.
7. The method for repairing a super-smooth enamel plate according to claim 1, wherein said drying in step (3) is drying at 100-120 ℃ for 20-30min.
8. The method for repairing a super-smooth enamel plate according to claim 1, wherein said firing in the step (3) is performed at 800 to 820 ℃ for 3.5 to 4.5min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211153609.3A CN115341215B (en) | 2022-09-21 | 2022-09-21 | Repairing method of ultra-smooth enamel plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211153609.3A CN115341215B (en) | 2022-09-21 | 2022-09-21 | Repairing method of ultra-smooth enamel plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115341215A true CN115341215A (en) | 2022-11-15 |
| CN115341215B CN115341215B (en) | 2024-05-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211153609.3A Active CN115341215B (en) | 2022-09-21 | 2022-09-21 | Repairing method of ultra-smooth enamel plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115341215B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1381610A (en) * | 2002-04-19 | 2002-11-27 | 阎正楷 | Local repair method for enamelled surface of enamelled equipment |
| EP2269766A1 (en) * | 2009-07-02 | 2011-01-05 | Roland Maurer Industriemontage GmbH | Method for repairing damaged enamelled containers or container components |
| CN110791760A (en) * | 2018-08-02 | 2020-02-14 | 江苏新丽源南亚新材料有限公司 | Processing technology of enameled steel plate |
-
2022
- 2022-09-21 CN CN202211153609.3A patent/CN115341215B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1381610A (en) * | 2002-04-19 | 2002-11-27 | 阎正楷 | Local repair method for enamelled surface of enamelled equipment |
| EP2269766A1 (en) * | 2009-07-02 | 2011-01-05 | Roland Maurer Industriemontage GmbH | Method for repairing damaged enamelled containers or container components |
| CN110791760A (en) * | 2018-08-02 | 2020-02-14 | 江苏新丽源南亚新材料有限公司 | Processing technology of enameled steel plate |
Non-Patent Citations (1)
| Title |
|---|
| 朱家源等主编: "《日用工业品商品学》", 31 May 1994, 陕西人民出版社, pages: 66 - 67 * |
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| Publication number | Publication date |
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| CN115341215B (en) | 2024-05-14 |
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