KR20160131675A - Colored steel sheet and method for manufacturing colored steel sheet - Google Patents
Colored steel sheet and method for manufacturing colored steel sheet Download PDFInfo
- Publication number
- KR20160131675A KR20160131675A KR1020150064585A KR20150064585A KR20160131675A KR 20160131675 A KR20160131675 A KR 20160131675A KR 1020150064585 A KR1020150064585 A KR 1020150064585A KR 20150064585 A KR20150064585 A KR 20150064585A KR 20160131675 A KR20160131675 A KR 20160131675A
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- KR
- South Korea
- Prior art keywords
- steel sheet
- metal
- pattern
- forming
- coating
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/04—Lapping machines or devices; Accessories designed for working plane surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/04—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for treating only selected parts of a surface, e.g. for carving stone or glass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/06—Embossing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/14—Printing or colouring
Landscapes
- Engineering & Computer Science (AREA)
- Laminated Bodies (AREA)
- Mechanical Engineering (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
Abstract
Description
The present invention relates to a method of manufacturing a colored steel plate and a colored steel plate. More particularly, the present invention relates to a colored steel sheet having a reduced defective ratio at the time of hairline formation and imparting a three-dimensional texture to the surface without causing surface deterioration, and a method of manufacturing the same.
In the case of color steel plate, demand for building materials and household appliances, and for automobiles in advanced countries, is increasing day by day. However, the steel sheet has a vulnerability to easily corrode, and zinc and aluminum are plated on the surface of the steel sheet and the corrosion resistance is improved by chromate treatment. In addition, steel plates used for interior and exterior materials of buildings and exterior cases of household appliances such as TVs, audio, computers, and the like are particularly required to have aesthetics of appearance such as the beauty of color and the giving of three-dimensional texture.
In order to cope with such a demand, a colored steel plate having a three-dimensional texture has been used. As a method for imparting a three-dimensional texture to the surface of a steel plate product, FLM (fill laminate material) and PCM (precoated material) . However, such methods have a high defect ratio at the time of producing PET backing, AL deposition, and hair line, and have problems in that they cause marks due to surface deterioration during foaming. Accordingly, there is a need for a color steel sheet having a three-dimensional texture on the surface thereof without generating a defective rate and surface deterioration phenomenon when the hair line is generated, and a method of manufacturing the same. On the other hand, Korean Patent Publication No. 2012-0066424 exists as a related art.
SUMMARY OF THE INVENTION It is an object of the present invention to solve the above-mentioned problems, and it is an object of the present invention to provide a method and apparatus for manufacturing a hair line by physically realizing a metal pattern layer in the longitudinal direction of a metal backed steel sheet and forming a coat layer via a CCL To provide a colored steel sheet having a low defect rate and imparting a three-dimensional texture to the surface without causing a surface deterioration phenomenon, and a method of manufacturing the same.
According to an aspect of the present invention, there is provided a method of manufacturing a color steel sheet, comprising: forming a predetermined pattern on an upper surface of a steel sheet; Providing a water-soluble abrasive material on the metal-bearing steel sheet and polishing the upper surface of the metal-bearing steel sheet on which the pattern is formed; Forming a hairline pattern by surface sanding the metal-coated steel sheet; Removing water present in the metal-bearing steel sheet; Coating a metal thin film having a predetermined color or an amorphous viscoelastic glass film on the metal base steel sheet; And coating a PCM coating on the dried hairline pattern to form a coating layer.
At this time, the step of forming a predetermined pattern on the upper surface of the metal-coated steel sheet may be characterized by forming an embossed pattern or a gradation pattern.
At this time, the step of forming the hairline pattern by surface sanding the surface of the metal-coated steel sheet proceeds in such a manner that the chips contained in the water-soluble abrasive material are removed from the recessed edge of the metal- .
At this time, the step of covering the metal backed steel sheet with a metal thin film having a predetermined color or an amorphous viscoelastic use covering film may be performed through a PCM process.
At this time, the step of providing the water-soluble abrasive material to the metal-coated steel sheet and polishing the upper surface of the metal-coated steel sheet having the pattern formed thereon may be performed by dot-patterning the upper surface of the metal- And polishing.
At this time, the step of forming a predetermined pattern on the upper surface of the metal-coated steel sheet may be performed by providing an emboss roller for cross-section or double-sided around the metal-coated steel sheet so that an embossed emboss pattern or embossed emboss Thereby forming a pattern.
According to another aspect of the present invention, there is provided a color steel sheet, comprising: a predetermined pattern on an upper surface of a steel sheet; Providing a water-soluble abrasive material on the metal-bearing steel sheet and polishing the upper surface of the metal-bearing steel sheet on which the pattern is formed; Forming a hairline pattern by surface sanding the metal-coated steel sheet; Removing water present in the metal-bearing steel sheet; Coating a metal thin film having a predetermined color or an amorphous viscoelastic glass film on the metal base steel sheet; And a step of coating a PCM paint on the dried hairline pattern to form a coating layer, wherein the metal plate is formed of a steel sheet, an alloy plating layer formed on the metal plate, and a hair formed on the alloy plating layer Line and a protective coating layer formed on the alloy plating layer on which the hairline is formed, wherein the protective coating layer comprises Urushiol lacquer comprising urushiol or urushiol derivatives, rubbery, nitrogen compound .
The present invention has the following effects.
According to the present invention, the metal pattern layer is physically realized in the longitudinal direction of the metal-coated steel sheet and the coat layer is formed via the CCL (Color Coating Line), so that the defect rate is low and the surface deterioration phenomenon does not occur. A three-dimensional texture can be provided.
1 is a flowchart of a method of manufacturing a color steel sheet according to the present invention.
2 is an embodiment of a color steel sheet according to the present invention.
3 is another embodiment of the color steel sheet according to the present invention.
While the invention is susceptible to various modifications and alternative forms, specific embodiments thereof are shown by way of example in the drawings and will herein be described in detail.
It is to be understood, however, that the invention is not to be limited to the specific embodiments, but includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention. Like reference numerals are used for like elements in describing each drawing.
It is to be understood that when an element is referred to as being "connected" or "connected" to another element, it may be directly connected or connected to the other element, . On the other hand, when an element is referred to as being "directly connected" or "directly connected" to another element, it should be understood that there are no other elements in between.
The terminology used in this application is used only to describe a specific embodiment and is not intended to limit the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise. In the present application, the terms "comprises" or "having" and the like are used to specify that there is a feature, a number, a step, an operation, an element, a component or a combination thereof described in the specification, But do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or combinations thereof.
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Hereinafter, the same reference numerals will be used for the same constituent elements in the drawings, and redundant explanations for the same constituent elements will be omitted.
1 is a flowchart of a method of manufacturing a color steel sheet according to the present invention.
1, a method of manufacturing a color steel sheet according to the present invention includes the steps of forming a predetermined pattern on an upper surface of a metal base steel sheet (S100), providing a water-soluble abrasive material, polishing the upper surface of the metal base steel sheet (S120) of removing the water present in the metal base steel sheet (S130), a step of forming a hairline pattern by sanding the metal base steel sheet with a predetermined color (S140) coating a metal thin film or an amorphous viscoelastic glass film and coating a PCM coating on the dried hairline pattern to form a coating layer (S150).
Regarding the metal-coated steel sheet used in the present invention, a general metal plate or a coated steel sheet having excellent corrosion resistance can be used, and examples thereof include cold-rolled steel sheets, galvanized steel sheets, electrogalvanized steel sheets, hot-dip galvanized steel sheets, Galvanized steel, aluminum coated steel plate, Alcosta, tin steel plate, and the like. The metal plate and the coated steel sheet as described above are advantageous in terms of coloring and pattern formation as well as being less expensive than stainless steel sheets.
More specifically, in step S100 of forming a predetermined pattern on the upper surface of the metal-coated steel sheet, an emboss pattern or a gradation pattern may be formed. In some embodiments, embossed emboss pattern, negative emboss pattern, It can have differentiated patterns such as patterns and variation patterns. At this time, a step S100 of forming a predetermined pattern on the upper surface of the metal base steel sheet may be performed by providing an end face emboss roller around the metal base steel sheet or a double-sided emboss roller to form a embossed emboss pattern on the metal base steel sheet The embossed emboss pattern can be polished so that the protrusions are polished and the pattern is formed. In addition, in forming the engraved emboss pattern on the upper side of the metal base plate by providing the end face or both sides of the metal base steel sheet around the metal base plate, the engraved area may be left as a pattern without being polished .
In addition, the step (S110) of forming a hairline pattern by surface sanding the metal-coated steel sheet may be carried out in a manner of removing a chip contained in the water-soluble abrasive material and pressing on a depressed edge portion of the metal- have. More specifically, as the plurality of abrasive belts rotate, the upper surface of the metal base steel sheet on which the pattern is formed can be polished by a dot method.
In addition, the step (S140) of covering the metal-coated steel sheet with a metal thin film having a predetermined color or an amorphous viscoelastic glass film may be performed through a PCM process.
The step S150 of coating a PCM paint on the dried hairline pattern to form a coating layer may include a step of performing a coating process such as roll chucking, frying, degreasing, washing, pre-treatment, oven, primer, oven, base color, oven, (PCL) coating on the dried hairline pattern is performed by performing a CCL (Color Coating Line) composed of an oven, protective film laminating, slitting, shearing, inspection, packaging and shipping.
The color steel sheet according to the present invention will be described in detail with reference to FIGS. 2 and 3. FIG.
As shown in FIG. 2, the color steel sheet manufactured according to the method of manufacturing a color steel sheet according to the present invention includes a
3, a colored steel sheet according to an embodiment of the present invention includes a
More specifically, urushiol is a main component of lacquer, and has excellent stability, durability, antibacterial properties, chemical resistance, flame retardancy, insulation, water resistance, heat resistance and chemical resistance, and is excellent in aesthetics. Also, because it is the main ingredient of lacquer, it is environmentally friendly as a natural material. The urushiol has a chemical structure of urushiol having a side chain (R) bonded with a long fatty acid having a carbon number of 15 in a catechol compound having two hydroxyl groups in the benzene ring, but the urushiol lacquer of the present invention is not limited thereto, Derivatives thereof. Examples of the derivatives of urushiol include laccol contained in Taiwan and Vietnam lacquer and thitsiol included in Thailand and lacquer of Myanmaran.
If necessary, a polymer resin including at least one polymeric material selected from the group consisting of acrylic oily compounds, urethane prepolymers, and epoxy resins may be added to the urushiol lacquer, and the polymeric materials may have adhesiveness to a metal plate, Durability and the like can be improved.
In addition, it is also possible to additionally use a metal oxide such as SiO2, TiO2, titanium carbide (TiC), alumina (Al2O3), zirconium oxide (ZrO2), silicon carbide (SiC), aluminum nitride (AlN), barium titanate (BaTiO3), titanium zirconate (Zr, Ti) O3), ferrite, MgOSiO2, ZrO2, ZrO2SiO2, MgOSiO2, cordierite and Si3N4. One or more selected nanoceramics may be added. The above nanoceramics can improve the chemical resistance and physical stability of urushiol lacquer, and additionally obtain good texture. The polymer material and the nanoceramics are conventional organic or inorganic hybrid coating materials, and when they are mixed with the urushiol lacquer of the present invention, improved physical properties can be obtained as compared with the case of using the organic hybrid coating material alone as in the prior art.
With respect to the
When a binary alloy plating layer is applied, zinc (Zn), nickel (Ni), iron (Fe), tin (Sn), manganese (Mn), cobalt (Co), aluminum (Al) , And chromium (Cr). In particular, it is possible to use an alloy including at least one of zinc (Zn), nickel (Ni), zinc (Zn), iron (Fe), zinc (Zn) ), Zinc (Zn) -manganese (Mn), and cobalt (Co) -nickel (Ni) alloy.
Thus, while the present invention has been described in detail with reference to the above examples, those skilled in the art will be able to make adaptations, modifications, and variations on these examples without departing from the scope of the present invention. In other words, in order to attain the intended effect of the present invention, all the functions shown in the drawings are separately included or all the steps shown in the drawings are not necessarily followed in the order shown, and the technical scope of the present invention In the following description.
10: Steel plate
20: Physical pattern implementation
30: Coating (Pretreatment)
40: Base coating film coating
50: Top Coating coating
100: steel plate
200: alloy plating layer
300: Hairline
400: protective coating layer
Claims (7)
Providing a water-soluble abrasive material on the metal-bearing steel sheet and polishing the upper surface of the metal-bearing steel sheet on which the pattern is formed;
Forming a hairline pattern by surface sanding the metal-coated steel sheet;
Removing water present in the metal-bearing steel sheet;
Coating a metal thin film having a predetermined color or an amorphous viscoelastic glass film on the metal base steel sheet; And
And coating a PCM paint on the dried hairline pattern to form a coat layer.
The step of forming a predetermined pattern on the upper surface of the metal-
Emboss pattern or gradient pattern is formed on the surface of the steel sheet.
The step of surface-sanding the metal-coated steel sheet to form a hairline pattern includes:
Wherein the step of removing the chips is performed by removing the chips that are contained in the water-soluble abrasive and are pressed on the recessed edge portions of the metal base steel sheet.
Wherein the step of covering the metal foil sheet with a metal foil having a predetermined color or an amorphous visco-
Wherein the step of forming the steel sheet is performed through a PCM process.
Wherein the step of polishing the upper surface of the metal backing steel sheet, in which the water-soluble abrasive material is provided on the metal backing steel sheet,
Wherein a plurality of abrasive belts are rotated to polish the upper surface of the metal base steel sheet having the pattern formed thereon in a dot manner.
The step of forming a predetermined pattern on the upper surface of the metal-
Wherein embossed rollers for cross section or both sides are provided around the metal base steel sheet to form embossed embossed patterns or embossed emboss patterns on the top of the metal base steel sheet.
A metal plate 100 formed of a steel plate,
An alloy plating layer 200 formed on the metal plate 100,
A hair line 300 formed on the alloy plating layer 200,
And a protective coating layer (400) formed on the alloy plating layer (200) on which the hair line (300) is formed,
Wherein the protective coating layer (400) comprises Urushiol lacquer composed of urushiol or urushiol derivatives, rubbery compounds, and nitrogen compounds.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020150064585A KR20160131675A (en) | 2015-05-08 | 2015-05-08 | Colored steel sheet and method for manufacturing colored steel sheet |
| PCT/KR2015/004691 WO2016182094A1 (en) | 2015-05-08 | 2015-05-11 | Color steel plate and method for manufacturing color steel plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020150064585A KR20160131675A (en) | 2015-05-08 | 2015-05-08 | Colored steel sheet and method for manufacturing colored steel sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20160131675A true KR20160131675A (en) | 2016-11-16 |
Family
ID=57249110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020150064585A KR20160131675A (en) | 2015-05-08 | 2015-05-08 | Colored steel sheet and method for manufacturing colored steel sheet |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR20160131675A (en) |
| WO (1) | WO2016182094A1 (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR0171679B1 (en) * | 1995-05-03 | 1999-02-18 | 김희용 | Surface coating method for metal substrate |
| KR100442192B1 (en) * | 2001-05-31 | 2004-07-30 | 유니온스틸 주식회사 | Colored steel sheet with single side embossed |
| KR20090011881A (en) * | 2007-07-27 | 2009-02-02 | 한국내쇼날주식회사 | A process for producing composite paints comprising urushiol extracts from rhus verniciflua |
| KR101174584B1 (en) * | 2010-12-14 | 2012-08-16 | 현대하이스코 주식회사 | Method for manufacturing antibiotic color steel sheets |
| KR101101802B1 (en) * | 2011-04-13 | 2012-01-05 | 조규현 | Method for manufacturing colored steel sheet |
-
2015
- 2015-05-08 KR KR1020150064585A patent/KR20160131675A/en not_active Application Discontinuation
- 2015-05-11 WO PCT/KR2015/004691 patent/WO2016182094A1/en active Application Filing
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| Publication number | Publication date |
|---|---|
| WO2016182094A1 (en) | 2016-11-17 |
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