CN111871742A - Double-side roller coating process of color-coated aluminum coil for wine bottle cap - Google Patents
Double-side roller coating process of color-coated aluminum coil for wine bottle cap Download PDFInfo
- Publication number
- CN111871742A CN111871742A CN202010754953.2A CN202010754953A CN111871742A CN 111871742 A CN111871742 A CN 111871742A CN 202010754953 A CN202010754953 A CN 202010754953A CN 111871742 A CN111871742 A CN 111871742A
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- China
- Prior art keywords
- aluminum coil
- roller coating
- drying
- degreasing
- color
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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
-
- 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
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0209—Multistage baking
-
- 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
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
-
- 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
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/10—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by other chemical means
- B05D3/102—Pretreatment of metallic substrates
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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
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/12—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by mechanical means
-
- 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
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/53—Base coat plus clear coat type
- B05D7/534—Base coat plus clear coat type the first layer being let to dry at least partially before applying the second layer
-
- 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
- B05D2202/00—Metallic substrate
- B05D2202/20—Metallic substrate based on light metals
- B05D2202/25—Metallic substrate based on light metals based on Al
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses a double-sided roller coating process of a color-coated aluminum roll for wine bottle caps, which comprises the following steps: 1) after unreeling the aluminum coil, degreasing, cleaning and drying; 2) performing primary roller coating on the front and the back of the aluminum coil by adopting a roller coating mode, and then drying and cooling the aluminum coil for the first time; 3) carrying out secondary roller coating on the front side of the aluminum coil in the step 2) in a roller coating manner, and then drying and cooling for the second time; 4) rolling and packaging; according to the invention, the aluminum coil is painted in a roller painting mode, the obtained aluminum coil has fine lines and smooth surface, the coating is firmly attached to the surface of the aluminum coil and cannot be mixed with the coating by adopting the processes of secondary roller painting and secondary drying, the secondary drying adopts the mutual cooperation of high-temperature drying and low-temperature drying, the coating on the surface of the aluminum coil is prevented from being collapsed due to long-time high-temperature drying, the mutual cooperation of mechanical degreasing and chemical degreasing is adopted, the thorough degreasing effect is achieved, and the adhesion of the coating is prevented from being influenced by the grease.
Description
Technical Field
The invention relates to a double-sided roller coating process of a color-coated aluminum roll for wine bottle caps, and belongs to the technical field of production processes of white wine bottle caps.
Background
The color-coated aluminum (color-coated aluminum roll) is characterized in that a surface coating is colored on an aluminum plate or an aluminum roll, the color-coated aluminum (color-coated aluminum roll) is commonly used for fluorocarbon color-coated aluminum (color-coated aluminum roll), polyester color-coated aluminum (color-coated aluminum roll), the color-coated aluminum is widely applied to aluminum-plastic plates, aluminum single plates, aluminum honeycomb plates, aluminum ceilings, roof surfaces, leftover materials, pop-top cans and electronic products, the performance of the color-coated aluminum roll is very stable and is not easy to corrode, common wine bottle caps are formed by processing the color-coated aluminum roll, the color-coated aluminum roll needs to be painted on the surface of the color-coated aluminum roll in the processing process, and the aluminum roll produced by the traditional sheet coating process is rough in surface and not fine and smooth, and the attractiveness and quality of the wine bottle. Therefore, a double-sided roller coating process of a color-coated aluminum roll for wine bottle caps is provided.
Disclosure of Invention
The invention mainly aims to provide a double-sided roller coating process of a color-coated aluminum coil for wine bottle caps, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
a double-sided roller coating process of a color-coated aluminum coil for wine bottle caps comprises the following steps:
1) after unreeling the aluminum coil, degreasing, cleaning and drying;
2) performing primary roller coating on the front and the back of the aluminum coil by adopting a roller coating mode, and then drying and cooling the aluminum coil for the first time;
3) carrying out secondary roller coating on the front side of the aluminum coil in the step 2) in a roller coating manner, and then drying and cooling for the second time;
4) rolling and packaging;
in the primary roller coating process, the coating used on the front side is highlight black, the coating used on the back side is transparent golden yellow, the roller coating thickness of the highlight black and the transparent golden yellow is 5-6 mu m, and the primary drying PMT temperature is 224-232 ℃;
in the secondary roller coating process, the used coating is varnish, the roller coating thickness of the varnish is 5-6 mu m, the secondary drying comprises high-temperature drying and low-temperature drying, the high-temperature drying temperature is 224-232 ℃, and the low-temperature drying temperature is 80-100 ℃.
Further, the degreasing process in the step 1) comprises mechanical degreasing and chemical degreasing, namely the front and the back of the aluminum coil are polished by polishing equipment, after the mechanical degreasing, the aluminum coil is placed under a spraying system and is washed by water added with a cleaning agent, so that the cleaning agent attached to the surface of the aluminum coil is removed.
Further, the thickness of the aluminum coil is 0.21mm-0.22mm, and the mechanical properties are as follows: yield to 110; 125-165 of tensile strength; the elongation is 4%.
According to the invention, the aluminum coil is painted in a roller painting mode, the obtained aluminum coil has fine lines and smooth surface, the coating is firmly attached to the surface of the aluminum coil and cannot be mixed with the coating by adopting the processes of secondary roller painting and secondary drying, the secondary drying adopts the mutual cooperation of high-temperature drying and low-temperature drying, the coating on the surface of the aluminum coil is prevented from being collapsed due to long-time high-temperature drying, the mutual cooperation of mechanical degreasing and chemical degreasing is adopted, the thorough degreasing effect is achieved, and the adhesion of the coating is prevented from being influenced by the grease.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
The embodiment provides a double-sided roller coating process of a color-coated aluminum coil for wine bottle caps, which comprises the following steps:
1) after unreeling the aluminum coil, degreasing, cleaning and drying;
2) performing primary roller coating on the front and the back of the aluminum coil by adopting a roller coating mode, and then drying and cooling the aluminum coil for the first time;
3) carrying out secondary roller coating on the front side of the aluminum coil in the step 2) in a roller coating manner, and then drying and cooling for the second time;
4) rolling and packaging;
in the primary roller coating process, the coating used on the front side is highlight black, the coating used on the back side is transparent golden yellow, the roller coating thickness of the highlight black and the transparent golden yellow is 5-6 mu m, and the primary drying PMT temperature is 224-232 ℃;
in the secondary roller coating process, the used coating is varnish, the roller coating thickness of the varnish is 5-6 mu m, the secondary drying comprises high-temperature drying and low-temperature drying, the high-temperature drying temperature is 224-232 ℃, and the low-temperature drying temperature is 80-100 ℃.
Further, the degreasing process in the step 1) comprises mechanical degreasing and chemical degreasing, namely the front and the back of the aluminum coil are polished by polishing equipment, after the mechanical degreasing, the aluminum coil is placed under a spraying system and is washed by water added with a cleaning agent, so that the cleaning agent attached to the surface of the aluminum coil is removed.
Further, the thickness of the aluminum coil is 0.21mm-0.22mm, and the mechanical properties are as follows: yield to 110; 125-165 of tensile strength; the elongation is 4%.
Adopt the mode of roller coat to paint the aluminium book, its gained aluminium book line is fine and smooth, the surface is smooth, adopt the technology of secondary roller coat and secondary stoving, make the firm attached to of coating on the aluminium book surface, and can not cluster the lacquer, secondary stoving adopts high temperature drying and low temperature stoving to mutually support, avoids long-time high temperature stoving to lead to the coating on aluminium book surface to collapse, adopts machinery degrease and chemical degrease to mutually support, reaches the thorough effect of degrease, avoids influencing the attached to of coating because of the grease.
Performance tests were performed on roll coated color coated aluminum coils and sheet coated color coated aluminum coils to obtain the results shown in the following table:
the foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (3)
1. A double-sided roller coating process of a color-coated aluminum coil for wine bottle caps is characterized by comprising the following steps:
1) after unreeling the aluminum coil, degreasing, cleaning and drying;
2) performing primary roller coating on the front and the back of the aluminum coil by adopting a roller coating mode, and then drying and cooling the aluminum coil for the first time;
3) carrying out secondary roller coating on the front side of the aluminum coil in the step 2) in a roller coating manner, and then drying and cooling for the second time;
4) rolling and packaging;
in the primary roller coating process, the coating used on the front side is highlight black, the coating used on the back side is transparent golden yellow, the roller coating thickness of the highlight black and the transparent golden yellow is 5-6 mu m, and the primary drying PMT temperature is 224-232 ℃;
in the secondary roller coating process, the used coating is varnish, the roller coating thickness of the varnish is 5-6 mu m, the secondary drying comprises high-temperature drying and low-temperature drying, the high-temperature drying temperature is 224-232 ℃, and the low-temperature drying temperature is 80-100 ℃.
2. The double-sided roller coating process of the color-coated aluminum coil for the wine bottle cap as claimed in claim 1, wherein the double-sided roller coating process comprises the following steps: the degreasing process in the step 1) comprises mechanical degreasing and chemical degreasing, namely the front and the back of the aluminum coil are polished by polishing equipment, after mechanical degreasing, the aluminum coil is placed under a spraying system and is washed by water added with a cleaning agent, chemical degreasing is completed, and then the aluminum coil is washed by clear water to remove the cleaning agent attached to the surface of the aluminum coil.
3. The double-sided roller coating process of the color-coated aluminum coil for the wine bottle cap as claimed in claim 1, wherein the double-sided roller coating process comprises the following steps: the thickness of the aluminum coil is 0.21mm-0.22mm, and the mechanical properties are as follows: yield to 110; 125-165 of tensile strength; the elongation is 4%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010754953.2A CN111871742A (en) | 2020-07-31 | 2020-07-31 | Double-side roller coating process of color-coated aluminum coil for wine bottle cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010754953.2A CN111871742A (en) | 2020-07-31 | 2020-07-31 | Double-side roller coating process of color-coated aluminum coil for wine bottle cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111871742A true CN111871742A (en) | 2020-11-03 |
Family
ID=73204832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010754953.2A Pending CN111871742A (en) | 2020-07-31 | 2020-07-31 | Double-side roller coating process of color-coated aluminum coil for wine bottle cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111871742A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114558765A (en) * | 2022-03-08 | 2022-05-31 | 盛源创科(烟台)包装股份有限公司 | Production process of aluminum plate for three-dimensional pattern anti-counterfeiting wine cap |
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| CN102698949A (en) * | 2012-05-10 | 2012-10-03 | 合肥海尔特种钢板研制开发有限公司 | Preparation method of vertical texture colorful board as well as colorful board manufactured by using preparation method |
| CN103586180A (en) * | 2013-10-31 | 2014-02-19 | 苏州扬子江新型材料股份有限公司 | Preparing method for high-temperature-resistant and wear-resistant color-coated plate |
| CN107385427A (en) * | 2017-07-25 | 2017-11-24 | 江苏瑞通信息产业有限公司 | Stainless steel color coated steel sheet |
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2020
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| CN103586180A (en) * | 2013-10-31 | 2014-02-19 | 苏州扬子江新型材料股份有限公司 | Preparing method for high-temperature-resistant and wear-resistant color-coated plate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114558765A (en) * | 2022-03-08 | 2022-05-31 | 盛源创科(烟台)包装股份有限公司 | Production process of aluminum plate for three-dimensional pattern anti-counterfeiting wine cap |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20201103 |