CN111644361A - Processing method of nano anti-fingerprint stainless steel - Google Patents
Processing method of nano anti-fingerprint stainless steel Download PDFInfo
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- CN111644361A CN111644361A CN202010485506.1A CN202010485506A CN111644361A CN 111644361 A CN111644361 A CN 111644361A CN 202010485506 A CN202010485506 A CN 202010485506A CN 111644361 A CN111644361 A CN 111644361A
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- stainless steel
- fingerprint
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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
- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
- B05D5/08—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain an anti-friction or anti-adhesive surface
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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
- B05D3/02—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
- B05D3/0272—After-treatment with ovens
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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
- B05D3/14—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 electrical means
- B05D3/141—Plasma treatment
- B05D3/142—Pretreatment
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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
- B05D7/16—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 using synthetic lacquers or varnishes
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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
- B05D2202/00—Metallic substrate
- B05D2202/10—Metallic substrate based on Fe
- B05D2202/15—Stainless steel
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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
- B05D2502/00—Acrylic polymers
Abstract
The invention provides a processing method of nano fingerprint-resistant stainless steel, which comprises the following steps: uncoiling, cleaning, drying, oiling, baking and cooling; the invention realizes the processing of the nano fingerprint-resistant layer of the stainless steel by a nano spraying mode, and further improves the fingerprint-resistant characteristic of the surface of the stainless steel. The method adopts plasma to remove dust on the surface of the stainless steel plate, so that paint is better contacted with the stainless steel plate, the adhesive force of an oil film is greatly increased, and the oil film is not easy to fall off. In addition, the method greatly reduces the thickness of the surface oil film on the basis of keeping the traditional fingerprint-resistant oil stain resistance and easy decontamination capability, and can better keep the original color and luster and the aesthetic degree of the stainless steel.
Description
Technical Field
The invention relates to the field of stainless steel processing, in particular to a processing method of nano fingerprint-resistant stainless steel.
Background
In order to solve the problem that stainless steel is easily polluted by fingerprints, oil stains and the like and is difficult to clean in the using process, the fingerprint-resistant stainless steel technology is gradually widely applied. The anti-fingerprint technology improves the anti-fouling capability of the stainless steel by coating a layer of bright oil film on the surface of the stainless steel, so that the stainless steel is easier to clean.
However, the common fingerprint-resistant stainless steel technology has a problem that an oil film is not tightly bonded with the stainless steel after being coated on the surface of the stainless steel, and is easy to be removed after being used for a period of time, thereby affecting the fingerprint-resistant performance of the stainless steel. In addition, the traditional fingerprint-resistant technology is coated with a thick oil film, which easily affects the light of stainless steel and causes visual difference.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a processing method of a nano fingerprint-resistant stainless steel, which increases the adhesive force of an oil film, ensures that the oil film is not easy to fall off, and further improves the fingerprint-resistant characteristic of the surface of the stainless steel; the thickness of the surface oil film is reduced, and the original color and the beauty of the stainless steel can be better kept.
The technical scheme adopted by the invention is as follows:
a processing method of nano fingerprint-resistant stainless steel comprises the following steps:
1) uncoiling: opening a stainless steel coil to be processed by using an uncoiler to form a continuously transmitted stainless steel band;
2) cleaning: conveying the stainless steel strip into a cleaning device to clean the surface of the stainless steel strip so as to remove impurities on the surface of the stainless steel strip;
3) drying: conveying the cleaned stainless steel belt into a drying device for heating and drying so as to remove the cleaning water on the surface of the stainless steel belt;
4) oiling: conveying the dried stainless steel band into a nano spraying device to coat a layer of paint on the surface of the stainless steel band, wherein the nano spraying device comprises at least one spray gun stainless steel plate surface for spraying the paint, the atomization air pressure of the spray gun is 140-160kPa, the air pressure of a thimble is 100-120kPa, and the swinging speed of a spray head is 800 mm/s;
5) baking: transferring the oiled stainless steel band into a baking oven for baking at the baking temperature of 230-270 ℃ for 10-12 min;
6) and (3) cooling: and (3) conveying the baked stainless steel strip into a cooling air box for cooling to ensure that the temperature is not higher than 50 ℃.
Further, the method further comprises a step 7), wherein the step 7) is set as rolling: conveying the cooled stainless steel band into a winding machine for winding to form a finished product roll; alternatively, said step 7) is provided as stacking: and cutting the cooled stainless steel band into stainless steel plates with set length, and stacking the stainless steel plates into a stack.
Further, in the step 2), the cleaning device is a plasma cleaning device, and the stainless steel surface can be plasma cleaned.
Further, in the step 4), the paint is an acrylic resin modified paint.
The invention has the beneficial effects that:
the invention realizes the processing of the nano fingerprint-resistant layer of the stainless steel by a nano spraying mode, and further improves the fingerprint-resistant characteristic of the surface of the stainless steel. The method adopts plasma to remove dust on the surface of the stainless steel plate, so that paint is better contacted with the stainless steel plate, the adhesive force of an oil film is greatly increased, and the oil film is not easy to fall off. In addition, the method greatly reduces the thickness of the surface oil film on the basis of keeping the traditional fingerprint-resistant oil stain resistance and easy decontamination capability, and can better keep the original color and luster and the aesthetic degree of the stainless steel.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings, there is shown in the drawings,
FIG. 1: the flow chart of the processing method of the nano anti-fingerprint stainless steel in the embodiment of the invention is shown;
FIG. 2: the invention discloses a flow chart of a processing method of nano fingerprint-resistant stainless steel.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
Referring to fig. 1 or 2, an embodiment of the present invention discloses a method for processing a nano fingerprint-resistant stainless steel, including the following steps:
firstly, uncoiling: opening a stainless steel coil to be processed by using an uncoiler to form a continuously transmitted stainless steel band; the continuous conveying stainless steel belt is used for enabling the stainless steel belt to sequentially enter the next process step before and after the conveying process, so that the continuous processing production method is formed, and the processing efficiency is high.
And step two, cleaning: conveying the stainless steel strip into a cleaning device to clean the surface of the stainless steel strip so as to remove impurities on the surface of the stainless steel strip; in this step, one of the preferred embodiments is: the cleaning device is a plasma cleaning device and can perform plasma cleaning on the surface of the stainless steel. The plasma cleaning has better dust removal effect on the surface of the stainless steel, so that the paint and the stainless steel plate can be in better contact, the adhesive force of the oil film is greatly increased, and the oil film is not easy to fall off.
Step three, drying: conveying the cleaned stainless steel belt into a drying device for heating and drying so as to remove the cleaning water on the surface of the stainless steel belt; and drying to remove the cleaning water on the surface of the stainless steel, so as to prepare for next oiling and avoid the influence of the cleaning water on the adhesion effect of paint during oiling.
Step four, oiling: conveying the dried stainless steel band into a nano spraying device to coat a layer of paint on the surface of the stainless steel band, wherein the nano spraying device comprises at least one spray gun stainless steel plate surface for spraying the paint, the atomization air pressure of the spray gun is 140-160kPa, the air pressure of a thimble is 100-120kPa, and the swinging speed of a spray head is 800 mm/s; the paint is an acrylic resin modified coating. The step adopts a nano spraying mode, and the thickness of the oil film on the surface of the stainless steel can be effectively controlled by controlling the paint spraying parameters of the spray gun, so that a paint layer with thinner surface oil film is manufactured, and finally a nano fingerprint-resistant layer is formed.
Step five, baking: transferring the oiled stainless steel band into a baking oven for baking at the baking temperature of 230-270 ℃ for 10-12 min; the baking is intended to cure the paint layer to form a cured nanoscale anti-fingerprint layer on the surface of the stainless steel.
Sixthly, cooling: and (3) conveying the baked stainless steel strip into a cooling air box for cooling to ensure that the temperature is not higher than 50 ℃.
Step seven, rolling: and (4) conveying the cooled stainless steel band into a winding machine for winding to form a finished product roll. In another embodiment, the seventh step, stacking: and cutting the cooled stainless steel band into stainless steel plates with set length, and stacking the stainless steel plates into a stack.
In conclusion, the invention realizes the processing of the nano-scale fingerprint-resistant layer of the stainless steel by a nano-spraying mode, and further improves the fingerprint-resistant property of the surface of the stainless steel. The method adopts plasma to remove dust on the surface of the stainless steel plate, so that paint is better contacted with the stainless steel plate, the adhesive force of an oil film is greatly increased, and the oil film is not easy to fall off. In addition, the method greatly reduces the thickness of the surface oil film on the basis of keeping the traditional fingerprint-resistant oil stain resistance and easy decontamination capability, and can better keep the original color and luster and the aesthetic degree of the stainless steel.
Any combination of the various embodiments of the present invention should be considered as disclosed in the present invention, unless the inventive concept is contrary to the present invention; within the scope of the technical idea of the invention, any combination of various simple modifications and different embodiments of the technical solution without departing from the inventive idea of the present invention shall fall within the protection scope of the present invention.
Claims (4)
1. A processing method of nano fingerprint-resistant stainless steel comprises the following steps:
1) uncoiling: opening a stainless steel coil to be processed by using an uncoiler to form a continuously transmitted stainless steel band;
2) cleaning: conveying the stainless steel strip into a cleaning device to clean the surface of the stainless steel strip so as to remove impurities on the surface of the stainless steel strip;
3) drying: conveying the cleaned stainless steel belt into a drying device for heating and drying so as to remove the cleaning water on the surface of the stainless steel belt;
4) oiling: conveying the dried stainless steel band into a nano spraying device to coat a layer of paint on the surface of the stainless steel band, wherein the nano spraying device comprises at least one spray gun stainless steel plate surface for spraying the paint, the atomization air pressure of the spray gun is 140-160kPa, the air pressure of a thimble is 100-120kPa, and the swinging speed of a spray head is 800 mm/s;
5) baking: transferring the oiled stainless steel band into a baking oven for baking at the baking temperature of 230-270 ℃ for 10-12 min;
6) and (3) cooling: and (3) conveying the baked stainless steel strip into a cooling air box for cooling to ensure that the temperature is not higher than 50 ℃.
2. The processing method of the nano fingerprint-resistant stainless steel as claimed in claim 1, wherein the method further comprises a step 7), and the step 7) is set as rolling: conveying the cooled stainless steel band into a winding machine for winding to form a finished product roll; alternatively, said step 7) is provided as stacking: and cutting the cooled stainless steel band into stainless steel plates with set length, and stacking the stainless steel plates into a stack.
3. The processing method of the nano fingerprint resistant stainless steel according to the claim 1, wherein in the step 2), the cleaning device is a plasma cleaning device, and the surface of the stainless steel can be plasma cleaned.
4. The processing method of nano fingerprint-resistant stainless steel according to claim 1, wherein in the step 4), the paint is acrylic resin modified paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010485506.1A CN111644361A (en) | 2020-06-01 | 2020-06-01 | Processing method of nano anti-fingerprint stainless steel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010485506.1A CN111644361A (en) | 2020-06-01 | 2020-06-01 | Processing method of nano anti-fingerprint stainless steel |
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| CN111644361A true CN111644361A (en) | 2020-09-11 |
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| CN202010485506.1A Pending CN111644361A (en) | 2020-06-01 | 2020-06-01 | Processing method of nano anti-fingerprint stainless steel |
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Citations (6)
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|---|---|---|---|---|
| CN101215438A (en) * | 2008-01-03 | 2008-07-09 | 海门市森达装饰材料有限公司 | Anti-soiling aging-resisting stainless steel paint and preparation method thereof |
| CN103881497A (en) * | 2014-03-18 | 2014-06-25 | 海门市森达装饰材料有限公司 | Method for preparing fingerprint resisting matte stainless steel decorative sheet |
| CN107716244A (en) * | 2017-10-25 | 2018-02-23 | 宁波富纳新材料科技有限公司 | The method that one kind makes printed substrate " three proofings " protection system of nano paint |
| CN109967324A (en) * | 2017-12-27 | 2019-07-05 | 广州市兆纬钢格板有限公司 | A kind of stainless steel anti-fingerprint coating process |
| CN110013954A (en) * | 2019-04-19 | 2019-07-16 | 浙江巨创不锈钢制品科技有限公司 | A kind of flawless and resistance and fingerprint resistance surface treatment method of ordinary carbon steel |
| CN110721871A (en) * | 2019-10-30 | 2020-01-24 | 肇庆宏旺金属实业有限公司 | Fingerprint-free stainless steel coil production line |
-
2020
- 2020-06-01 CN CN202010485506.1A patent/CN111644361A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101215438A (en) * | 2008-01-03 | 2008-07-09 | 海门市森达装饰材料有限公司 | Anti-soiling aging-resisting stainless steel paint and preparation method thereof |
| CN103881497A (en) * | 2014-03-18 | 2014-06-25 | 海门市森达装饰材料有限公司 | Method for preparing fingerprint resisting matte stainless steel decorative sheet |
| CN107716244A (en) * | 2017-10-25 | 2018-02-23 | 宁波富纳新材料科技有限公司 | The method that one kind makes printed substrate " three proofings " protection system of nano paint |
| CN109967324A (en) * | 2017-12-27 | 2019-07-05 | 广州市兆纬钢格板有限公司 | A kind of stainless steel anti-fingerprint coating process |
| CN110013954A (en) * | 2019-04-19 | 2019-07-16 | 浙江巨创不锈钢制品科技有限公司 | A kind of flawless and resistance and fingerprint resistance surface treatment method of ordinary carbon steel |
| CN110721871A (en) * | 2019-10-30 | 2020-01-24 | 肇庆宏旺金属实业有限公司 | Fingerprint-free stainless steel coil production line |
Non-Patent Citations (3)
| Title |
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| 吴兴敏: "《汽车色彩与调色》", 31 July 2015, 北京理工大学出版社 * |
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Application publication date: 20200911 |