CN110496759B - Surface treatment method for stainless steel container with laser gloss effect - Google Patents
Surface treatment method for stainless steel container with laser gloss effect Download PDFInfo
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- CN110496759B CN110496759B CN201910756944.4A CN201910756944A CN110496759B CN 110496759 B CN110496759 B CN 110496759B CN 201910756944 A CN201910756944 A CN 201910756944A CN 110496759 B CN110496759 B CN 110496759B
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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
- B05D3/002—Pretreatement
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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
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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
- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
- B05D5/06—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects
- B05D5/065—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects having colour interferences or colour shifts or opalescent looking, flip-flop, two tones
- B05D5/066—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects having colour interferences or colour shifts or opalescent looking, flip-flop, two tones achieved by multilayers
-
- 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
- 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
- B05D7/54—No clear coat specified
- B05D7/544—No clear coat specified the first layer is let to dry at least partially before applying the second layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C1/00—Processes, not specifically provided for elsewhere, for producing decorative surface effects
- B44C1/16—Processes, not specifically provided for elsewhere, for producing decorative surface effects for applying transfer pictures or the like
- B44C1/165—Processes, not specifically provided for elsewhere, for producing decorative surface effects for applying transfer pictures or the like for decalcomanias; sheet material therefor
- B44C1/175—Transfer using solvent
- B44C1/1758—Decalcomanias applied under pressure only, e.g. provided with a pressure sensitive layer
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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
- B05D2320/00—Organic additives
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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
- B05D2350/00—Pretreatment of the substrate
- B05D2350/30—Change of the surface
- B05D2350/50—Smoothing
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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 discloses a surface treatment method of a stainless steel container with a laser gloss effect, which comprises the following steps: a. taking a stainless steel container, and carrying out surface treatment on the stainless steel container; b. preparing transparent acrylic resin paint A with color; c. taking the acrylic resin paint A with the color of the transparent strip to carry out air spraying operation on the surface of the stainless steel container to form a bright color layer; d. decomposing the laser colorful film; e. transferring the pattern of the laser colorful film on the surface of the stainless steel container to form a laser colorful pattern layer; f. preparing transparent and bright acrylic resin paint B; g. and (3) taking the transparent and bright acrylic resin coating B to perform air spraying operation on the laser colorful pattern layer on the stainless steel container to form a laser colorful pattern, and finishing the surface treatment of the stainless steel container. Through the steps, the laser light patterns can be finally formed on the surface of the stainless steel container, and the living requirements of people can be better met.
Description
Technical Field
The invention relates to a surface treatment method of a stainless steel container, in particular to a surface treatment method of a stainless steel container with a laser gloss effect.
Background
For the prior art of surface treatment of stainless steel containers, the traditional paint spraying process is to dilute the acrylic resin paint with a diluent and then use a traditional spray gun for spraying, and the treated pattern is simple and monotonous in color, cannot meet the requirement of consumers on fashion color, and needs to be improved.
Disclosure of Invention
The invention provides a novel stainless steel container surface treatment method with laser luster effect, aiming at the defects of simple pattern, monotonous color and the like treated by the existing paint spraying process in the prior art.
In order to solve the technical problems, the invention is realized by the following technical scheme:
a surface treatment method of a stainless steel container with a laser gloss effect comprises the following steps:
a. taking a stainless steel container, and carrying out surface treatment on the stainless steel container;
b. weighing the following components in parts by weight:
50 parts of acrylic resin, namely 50 parts of acrylic resin,
5 to 50 parts of coloring material with colors,
4-50 parts of a filler,
fully stirring and mixing the components in the proportion to prepare transparent acrylic resin paint A with color;
c. carrying out air spraying operation on the surface of a stainless steel container by taking the acrylic resin paint A with the color of a transparent strip, wherein the compressed air pressure is 2.0-3.0kg, the atomization air pressure is 0.30-0.45mpa, the forming air pressure is 0.15-0.25mpa, a color coating with the film thickness of 15-20um is formed on the surface of the stainless steel container after spraying, and the color coating is cured at the curing temperature of 90-100 ℃ for 10-20min, so that a bright color layer is formed on the surface of the stainless steel container;
d. putting the laser color film into a curved surface coating flow film device, spraying an activating agent on the surface of the laser color film, wherein the compressed air pressure is 2.0-3.0kg, the atomization air pressure is 0.30-0.45mpa, the forming air pressure is 0.15-0.25mpa, the laser color film is decomposed under the action of the activating agent after spraying, and the pattern of the laser color film floats on the water surface;
e. c, taking the stainless steel container treated in the step c and fixing the stainless steel container by using a clamp, controlling the stainless steel container to roll and transfer on the water surface by using the clamp so as to transfer the pattern of the laser colorful film on the surface of the stainless steel container, washing the surface of the stainless steel container by using clear water after the transfer is finished, and then baking the stainless steel container at the baking temperature of 120-130 ℃ for 10-20min so as to form a laser colorful pattern layer on the surface of the stainless steel container;
f. weighing the following components in parts by weight:
0.8 to 1.0 portion of acrylic acid AA,
20.0 to 24.0 portions of n-butyl acrylate,
8.0 to 10.0 portions of acrylic acid-2-ethyl ester,
8.0 to 10.0 portions of acrylic acid-2-hydroxypropyl ester,
30.0 to 36.0 parts of ethyl methacrylate,
10.0 to 12.0 portions of n-butyl methacrylate,
20.0 to 24.0 portions of styrene,
3.2 to 6.4 portions of acrylic fiber,
fully stirring and mixing the components in the proportion to prepare a transparent and bright acrylic resin coating B;
g. and (2) carrying out air spraying operation on the laser color pattern layer on the stainless steel container by taking the transparent bright acrylic resin coating B, wherein the compressed air pressure is 2.0-3.0kg, the atomization air pressure is 0.30-0.45mpa, and the forming air pressure is 0.15-0.25mpa, forming a bright coating with the film thickness of 20-30 mu m on the surface of the laser color pattern layer after spraying, and curing and baking the bright coating, wherein the curing temperature is 150-160 ℃, and the curing time is 10-20min, so that a laser color pattern is formed on the surface of the stainless steel container, and the surface treatment of the stainless steel container is completed.
The surface treatment of the stainless steel container in the step a can remove oil stains and the like on the surface of the stainless steel container, and the acrylic resin coating A can be firmly attached to the surface of the stainless steel container during subsequent spraying operation.
The transparent acrylic resin coating A with the color prepared according to the proportion can be tightly attached to the surface of the stainless steel container, a bright color layer is formed on the surface of the stainless steel container, and meanwhile, the tightness of the connection between the bright color layer and the surface of the stainless steel container is ensured, wherein the acrylic resin has excellent adhesiveness, tensile strength, tear strength, high-quality wear resistance, water resistance, impact resistance and oil resistance, so that the bright color layer, the surface of the stainless steel container and the laser color pattern layer are well connected together, the acrylic resin coating A presents the color by the colored pigment, the appearance of the sprayed acrylic resin coating A is improved, the colored pigment is a GMX-15-SQ pigment of a gasoline engine refiner (China) limited company, and the filler plays a skeleton, a filler and plays a role in the acrylic resin coating A, The filling function can increase the thickness of the coating film, so that the coating film is full and firm, and simultaneously the rheological properties of the acrylic resin coating A can be adjusted, such as thickening and sedimentation prevention, so that the mechanical strength of the coating film is improved, the wear resistance and durability of the filling material can be improved, the optical property of the acrylic resin coating A is adjusted, the penetration of light rays can be effectively blocked by the coating film, the weather resistance of the coating film is improved, the service life of the coating film is prolonged, the chemical property of the coating film can be assisted by the filling material, the effects of enhancing rust resistance, moisture resistance and flame resistance can be achieved, the using amount of the acrylic resin can be reduced by the filling material, and the.
C, spraying the transparent acrylic resin coating A with the color obtained in the step b on the surface of a stainless steel container through spraying operation, wherein the surface of the stainless steel container has the color and is provided with a bottom color layer, the acrylic resin coating A forms a bright color layer on the surface of the bottom color layer of the stainless steel container through the spraying operation, so that the surface of the stainless steel container presents the color, the appearance of a product is improved, the spraying air pressure is selected to be in the numerical range, the acrylic resin coating A can achieve ideal coating dispersibility when sprayed on the surface of the stainless steel container, the compressed air pressure, the atomizing pressure and the forming air pressure are selected to be in the numerical range, the acrylic resin coating A can achieve an ideal atomizing effect when sprayed, the coating is more uniform when the acrylic resin coating A is sprayed on the surface of the stainless steel container, and a color coating with the film thickness of 15-20 mu m is formed on the surface of the stainless steel container after the coating is sprayed, and curing the color coating according to the curing and baking temperature and the curing and baking time within the numerical range, so that a bright color layer can be formed on the surface of the stainless steel container after the acrylic resin coating A is cured and baked.
And d, decomposing the laser color film to enable the pattern of the laser color film to float on the water surface, so that the laser color film can be conveniently transferred to the surface of the stainless steel container in a follow-up manner.
And e, transferring the pattern of the laser color film to the surface of the stainless steel container, flushing the laser color film for removing the residual laser color film on the surface of the stainless steel container, fixing the pattern of the laser color film on the surface of the stainless steel container according to the curing and baking temperature and the curing and baking time in the numerical range, and curing and baking the pattern of the laser color film to form a laser color pattern layer on the surface of the bright color layer of the stainless steel container, so that the appearance of the stainless steel container is improved.
The acrylic resin coating B with the transparent and bright light prepared by the proportion can form the laser light color on the laser color pattern layer, and simultaneously ensures the connection tightness of the pattern of the laser color film and the surface of the stainless steel container.
And g, forming a laser colorful pattern on the surface of the laser colorful pattern layer, further improving the appearance of the product, wherein the numerical ranges of the compressed air pressure, the atomization pressure and the forming air pressure are selected, so that the acrylic resin coating B can achieve an ideal atomization effect during spraying, the spraying is more uniform, a bright coating with the film thickness of 20-30 mu m is formed on the surface of the stainless steel container after the coating spraying is finished, and the laser colorful pattern is formed on the surface of the stainless steel container after the bright coating is cured and baked.
Preferably, in the method for processing the surface of the stainless steel container with the laser luster effect, the colorant with the color in the step b is silver or black.
The coloring material with the color is silver or black, a bright silver layer or a bright black layer can be formed on the surface of the stainless steel container, and a ground color layer on the surface of the stainless steel container can be covered, so that the attractiveness of the surface color of the stainless steel container is improved.
Preferably, in the above method for processing the surface of the stainless steel container with the laser gloss effect, the pressure for rinsing with clean water in step e is 1.5 kg, and the time for rinsing with clean water is 10 min.
The rinsing pressure and the rinsing time are set to the values above, so that the laser colorful film remained on the surface of the stainless steel container can be rinsed off, the pattern transferred to the surface of the stainless steel container is prevented from being damaged, and the pattern of the laser colorful film is fixed on the surface of the stainless steel container through curing and baking.
Preferably, in the method for processing the surface of the stainless steel container with the laser gloss effect, the fixture in the step e is a manipulator.
The manipulator can improve the stability of getting the stainless steel container of clamp, is convenient for control stainless steel container's slew velocity's uniformity simultaneously to the complete rendition of the pattern of laser color filter membrane is to stainless steel container surface.
Preferably, in the method for processing the surface of the stainless steel container with laser gloss effect, the surface processing in the step a includes the following steps:
a1. carrying out wire drawing and fine polishing treatment on the surface of the stainless steel container, and then removing stains on the surface of the stainless steel container by using a cotton wheel;
a2. and fixing the stainless steel container, and performing dust blowing, wiping and removing operations on the surface of the stainless steel container.
The drawing treatment can form a superfine convex-concave effect on the surface of the stainless steel container, so that the appearance of the surface of the stainless steel container is improved, the adhesive force of the surface of the stainless steel container can be further improved, and the acrylic resin coating A and the acrylic resin coating B which are sprayed subsequently can be better attached to the surface of the stainless steel container. The polishing treatment can make the surface of the stainless steel container after the wire drawing treatment smoother, and remove burrs generated after the wire drawing treatment. And the dust blowing, wiping and removing operations are carried out on the surface of the stainless steel container, so that dust attached to the surface of the stainless steel container can be removed, the cleanness of the surface of the stainless steel container is ensured, and preparation is made for subsequent spraying operation.
Preferably, in the above method for processing the surface of the stainless steel container with the laser gloss effect, in step a1, the surface of the stainless steel container is subjected to wire drawing processing by using a 180-mesh emery belt, and then the surface of the stainless steel container is subjected to fine polishing processing by using a 1200-mesh cotton wheel.
The effect of rough polishing can be played by processing through the 180-mesh emery abrasive belt during the wire drawing processing, the effect of fine polishing can be played by processing through the 1200-mesh cotton wheel during the polishing processing, and the surface of the stainless steel container can be smoother and cleaner through the processing modes.
Preferably, in the above method for processing the surface of the stainless steel container with the laser gloss effect, in step a2, the stainless steel container is fixed by a conductive clamp, the surface of the stainless steel container is wiped by industrial alcohol with a purity of 98%, and then the surface of the stainless steel container is dedusted by an ion electrostatic air gun.
The industrial alcohol with the purity of more than 98 percent has quick volatility, does not have water quality residue, can play a better dust removal effect on the surface of the stainless steel container, and the ion electrostatic air gun can further remove dust on the surface of the stainless steel container.
Detailed Description
The invention will now be described in further detail with reference to specific embodiments, but they are not intended to limit the invention:
example 1
A surface treatment method of a stainless steel container with a laser gloss effect comprises the following steps:
a. taking a stainless steel container, and carrying out surface treatment on the stainless steel container;
b. weighing the following components in parts by weight:
50 parts of acrylic resin, namely 50 parts of acrylic resin,
5 parts of a coloring material with colors,
4 parts of a filler, namely adding 4 parts of filler,
fully stirring and mixing the components in the proportion to prepare transparent acrylic resin paint A with color;
c. carrying out air spraying operation on the surface of a stainless steel container by taking the acrylic resin paint A with the color of a transparent strip, wherein the compressed air pressure is 2.0kg, the atomization air pressure is 0.30mpa, the forming air pressure is 0.15mpa, a color coating with the film thickness of 15um is formed on the surface of the stainless steel container after spraying, and the color coating is cured at the curing temperature of 90 ℃ for 10min, so that a bright color layer is formed on the surface of the stainless steel container;
d. placing the laser color film into a curved surface coating flow film device, spraying an activating agent on the surface of the laser color film, wherein the pressure of compressed air is 2.0kg, the pressure of atomized air is 0.30mpa, the pressure of formed air is 0.15mpa, decomposing the laser color film under the action of the activating agent after spraying, and floating the pattern of the laser color film on the water surface;
e. c, taking the stainless steel container treated in the step c, fixing the stainless steel container by using a clamp, controlling the stainless steel container to roll and transfer on the water surface by using the clamp, so that the pattern of the laser colorful film is transferred on the surface of the stainless steel container, washing the surface of the stainless steel container by using clear water after the transfer is finished, and then baking at the baking temperature of 120 ℃ for 10min, thereby forming a laser colorful pattern layer on the surface of the stainless steel container;
f. weighing the following components in parts by weight:
0.8 to 1.0 portion of acrylic acid AA,
20.0 to 24.0 portions of n-butyl acrylate,
8.0 to 10.0 portions of acrylic acid-2-ethyl ester,
8.0 to 10.0 portions of acrylic acid-2-hydroxypropyl ester,
30.0 to 36.0 parts of ethyl methacrylate,
10.0 to 12.0 portions of n-butyl methacrylate,
20.0 to 24.0 portions of styrene,
3.2 to 6.4 portions of acrylic fiber,
fully stirring and mixing the components in the proportion to prepare a transparent and bright acrylic resin coating B;
g. and (3) carrying out air spraying operation on the laser color pattern layer on the stainless steel container by taking the transparent bright acrylic resin coating B, wherein the compressed air pressure is 2.0kg, the atomization air pressure is 0.30mpa, and the forming air pressure is 0.15mpa, forming a bright coating with the film thickness of 20 mu m on the surface of the laser color pattern layer after spraying, curing and baking the bright coating, wherein the curing temperature is 150 ℃, and the curing time is 10min, so that a laser color pattern is formed on the surface of the stainless steel container, and the surface treatment of the stainless steel container is completed.
Wherein the filler in the step b is a chemical synthetic latex containing acrylic ester, methacrylic ester, acrylic acid, methacrylic acid, a thickening agent, a filler and the like, the common filler comprises copper powder, aluminum powder, iron powder, tin powder, ferric oxide, chromium oxide, ferroferric oxide, zinc oxide, magnesium oxide, calcium oxide, aluminum oxide, calcium carbonate (light weight) and the like, and the technical conditions of the components of the filler are as follows:
preferably, the colored pigment in step b is silver or black.
Preferably, the pressure of the clean water washing in the step e is 1.5 kg, and the washing time is 10 min.
Preferably, the fixture in the step e is a robot.
Preferably, the surface treatment in step a comprises the following steps:
a1. carrying out wire drawing and fine polishing treatment on the surface of the stainless steel container, and then removing stains on the surface of the stainless steel container by using a cotton wheel;
a2. and fixing the stainless steel container, and performing dust blowing, wiping and removing operations on the surface of the stainless steel container.
Preferably, in the step a1, the surface of the stainless steel container is wire-drawn by a 180-mesh emery belt, and then the surface of the stainless steel container is finely polished by a 1200-mesh cotton wheel.
Preferably, in the step a2, the stainless steel container is fixed by a conductive jig, the surface of the stainless steel container is wiped by industrial alcohol with a purity of 98%, and then the surface of the stainless steel container is dedusted by an ion electrostatic air gun.
Example 2
A surface treatment method of a stainless steel container with a laser gloss effect comprises the following steps:
a. taking a stainless steel container, and carrying out surface treatment on the stainless steel container;
b. weighing the following components in parts by weight:
50 parts of acrylic resin, namely 50 parts of acrylic resin,
27.5 parts of a coloring material with color,
27 parts of a filler, namely a filler,
fully stirring and mixing the components in the proportion to prepare transparent acrylic resin paint A with color;
c. carrying out air spraying operation on the surface of a stainless steel container by taking the acrylic resin paint A with the color of a transparent strip, wherein the compressed air pressure is 2.5kg, the atomization air pressure is 0.375mpa, the forming air pressure is 0.2mpa, a color coating with the film thickness of 17.5um is formed on the surface of the stainless steel container after spraying, and the color coating is cured at the curing temperature of 95 ℃ for 15min, so that a bright color layer is formed on the surface of the stainless steel container;
d. placing the laser color film into a curved surface coating flow film device, spraying an activating agent on the surface of the laser color film, wherein the pressure of compressed air is 2.5kg, the pressure of atomized air is 0.375mpa, the pressure of formed air is 0.20mpa, decomposing the laser color film under the action of the activating agent after spraying, and floating the pattern of the laser color film on the water surface;
e. c, taking the stainless steel container treated in the step c, fixing the stainless steel container by using a clamp, controlling the stainless steel container to roll and transfer on the water surface by using the clamp, so that the pattern of the laser colorful film is transferred on the surface of the stainless steel container, washing the surface of the stainless steel container by using clear water after the transfer is finished, and then baking the stainless steel container at the baking temperature of 125 ℃ for 15min, thereby forming a laser colorful pattern layer on the surface of the stainless steel container;
f. weighing the following components in parts by weight:
0.8 to 1.0 portion of acrylic acid AA,
20.0 to 24.0 portions of n-butyl acrylate,
8.0 to 10.0 portions of acrylic acid-2-ethyl ester,
8.0 to 10.0 portions of acrylic acid-2-hydroxypropyl ester,
30.0 to 36.0 parts of ethyl methacrylate,
10.0 to 12.0 portions of n-butyl methacrylate,
20.0 to 24.0 portions of styrene,
3.2 to 6.4 portions of acrylic fiber,
fully stirring and mixing the components in the proportion to prepare a transparent and bright acrylic resin coating B;
g. and (3) carrying out air spraying operation on the laser color pattern layer on the stainless steel container by taking the transparent bright acrylic resin coating B, wherein the compressed air pressure is 2.5kg, the atomization air pressure is 0.375mpa, and the forming air pressure is 0.2mpa, forming a bright coating with the film thickness of 25 mu m on the surface of the laser color pattern layer after spraying, curing and baking the bright coating, wherein the curing temperature is 155 ℃, and the curing time is 15min, so that a laser color pattern is formed on the surface of the stainless steel container, and the surface treatment of the stainless steel container is completed.
Preferably, the colored pigment in step b is silver or black.
Preferably, the pressure of the clean water washing in the step e is 1.5 kg, and the washing time is 10 min.
Preferably, the fixture in the step e is a robot.
Preferably, the surface treatment in step a comprises the following steps:
a1. carrying out wire drawing and fine polishing treatment on the surface of the stainless steel container, and then removing stains on the surface of the stainless steel container by using a cotton wheel;
a2. and fixing the stainless steel container, and performing dust blowing, wiping and removing operations on the surface of the stainless steel container.
Preferably, in the step a1, the surface of the stainless steel container is wire-drawn by a 180-mesh emery belt, and then the surface of the stainless steel container is finely polished by a 1200-mesh cotton wheel.
Preferably, in the step a2, the stainless steel container is fixed by a conductive jig, the surface of the stainless steel container is wiped by industrial alcohol with a purity of 98%, and then the surface of the stainless steel container is dedusted by an ion electrostatic air gun.
Example 3
A surface treatment method of a stainless steel container with a laser gloss effect comprises the following steps:
a. taking a stainless steel container, and carrying out surface treatment on the stainless steel container;
b. weighing the following components in parts by weight:
50 parts of acrylic resin, namely 50 parts of acrylic resin,
50 parts of a coloring material with colors,
50 parts of a filler, namely,
fully stirring and mixing the components in the proportion to prepare transparent acrylic resin paint A with color;
c. carrying out air spraying operation on the surface of a stainless steel container by taking the acrylic resin paint A with the color of a transparent strip, wherein the compressed air pressure is 3.0kg, the atomization air pressure is 0.45mpa, the forming air pressure is 0.25mpa, a color coating with the film thickness of 20um is formed on the surface of the stainless steel container after spraying, and the color coating is cured at the curing temperature of 100 ℃ for 20min, so that a bright color layer is formed on the surface of the stainless steel container;
d. placing the laser color film into a curved surface coating flow film device, spraying an activating agent on the surface of the laser color film, wherein the compressed air pressure is 3.0kg, the atomization air pressure is 0.45mpa, the forming air pressure is 0.25mpa, the laser color film is decomposed under the action of the activating agent after spraying, and the pattern of the laser color film floats on the water surface;
e. c, taking the stainless steel container treated in the step c, fixing the stainless steel container by using a clamp, controlling the stainless steel container to roll and transfer on the water surface by using the clamp, so that the pattern of the laser colorful film is transferred on the surface of the stainless steel container, washing the surface of the stainless steel container by using clear water after the transfer is finished, and then baking at the baking temperature of 130 ℃ for 20min, thereby forming a laser colorful pattern layer on the surface of the stainless steel container;
f. weighing the following components in parts by weight:
0.8 to 1.0 portion of acrylic acid AA,
20.0 to 24.0 portions of n-butyl acrylate,
8.0 to 10.0 portions of acrylic acid-2-ethyl ester,
8.0 to 10.0 portions of acrylic acid-2-hydroxypropyl ester,
30.0 to 36.0 parts of ethyl methacrylate,
10.0 to 12.0 portions of n-butyl methacrylate,
20.0 to 24.0 portions of styrene,
3.2 to 6.4 portions of acrylic fiber,
fully stirring and mixing the components in the proportion to prepare a transparent and bright acrylic resin coating B;
g. and (3) carrying out air spraying operation on the laser color pattern layer on the stainless steel container by taking the transparent bright acrylic resin coating B, wherein the compressed air pressure is 3.0kg, the atomization air pressure is 0.45mpa, and the forming air pressure is 0.25mpa, forming a bright coating with the film thickness of 30 mu m on the surface of the laser color pattern layer after spraying, curing and baking the bright coating, wherein the curing temperature is 160 ℃, and the curing time is 20min, so that a laser color pattern is formed on the surface of the stainless steel container, and the surface treatment of the stainless steel container is completed.
Preferably, the colored pigment in step b is silver or black.
Preferably, the pressure of the clean water washing in the step e is 1.5 kg, and the washing time is 10 min.
Preferably, the fixture in the step e is a robot.
Preferably, the surface treatment in step a comprises the following steps:
a1. carrying out wire drawing and fine polishing treatment on the surface of the stainless steel container, and then removing stains on the surface of the stainless steel container by using a cotton wheel;
a2. and fixing the stainless steel container, and performing dust blowing, wiping and removing operations on the surface of the stainless steel container.
Preferably, in the step a1, the surface of the stainless steel container is wire-drawn by a 180-mesh emery belt, and then the surface of the stainless steel container is finely polished by a 1200-mesh cotton wheel.
Preferably, in the step a2, the stainless steel container is fixed by a conductive jig, the surface of the stainless steel container is wiped by industrial alcohol with a purity of 98%, and then the surface of the stainless steel container is dedusted by an ion electrostatic air gun.
In summary, the above-mentioned embodiments are only preferred embodiments of the present invention, and all equivalent changes and modifications made within the scope of the claims of the present invention should be covered by the present invention.
Claims (3)
1. A surface treatment method of a stainless steel container with a laser gloss effect is characterized by comprising the following steps:
a. taking a stainless steel container, and carrying out surface treatment on the stainless steel container:
a1. carrying out wire drawing treatment on the surface of the stainless steel container through a 180-mesh emery abrasive belt, carrying out fine polishing treatment on the surface of the stainless steel container through a 1200-mesh cotton wheel, and then removing stains on the surface of the stainless steel container through the cotton wheel;
a2. fixing the stainless steel container by using a conductive clamp, wiping the surface of the stainless steel container by using industrial alcohol with the purity of 98%, and then performing dust removal operation on the surface of the stainless steel container by using an ion electrostatic air gun;
b. weighing the following components in parts by weight:
50 parts of acrylic resin, namely 50 parts of acrylic resin,
5 to 50 parts of coloring material with colors,
4-50 parts of a filler,
fully stirring and mixing the components in the proportion to prepare transparent acrylic resin paint A with color;
c. carrying out air spraying operation on the surface of a stainless steel container by taking the acrylic resin paint A with the color of a transparent strip, wherein the compressed air pressure is 2.0-3.0kg, the atomization air pressure is 0.30-0.45mpa, the forming air pressure is 0.15-0.25mpa, a color coating with the film thickness of 15-20um is formed on the surface of the stainless steel container after spraying, and the color coating is cured at the curing temperature of 90-100 ℃ for 10-20min, so that a bright color layer is formed on the surface of the stainless steel container;
d. putting the laser color film into a curved surface coating flow film device, spraying an activating agent on the surface of the laser color film, wherein the compressed air pressure is 2.0-3.0kg, the atomization air pressure is 0.30-0.45mpa, the forming air pressure is 0.15-0.25mpa, the laser color film is decomposed under the action of the activating agent after spraying, and the pattern of the laser color film floats on the water surface;
e. c, taking the stainless steel container treated in the step c, fixing the stainless steel container by using a clamp, controlling the stainless steel container to roll and transfer on the water surface by using the clamp, so that the pattern of the laser colorful film is transferred on the surface of the stainless steel container, after the transfer is finished, washing the surface of the stainless steel container by using clean water, wherein the washing pressure of the clean water is 1.5 kg, the washing time is 10min, then baking is carried out, the baking temperature is 120 and 130 ℃, and the baking time is 10-20min, so that a laser colorful pattern layer is formed on the surface of the stainless steel container;
f. weighing the following components in parts by weight:
0.8 to 1.0 portion of acrylic acid AA,
20.0 to 24.0 portions of n-butyl acrylate,
8.0 to 10.0 portions of acrylic acid-2-ethyl ester,
8.0 to 10.0 portions of acrylic acid-2-hydroxypropyl ester,
30.0 to 36.0 parts of ethyl methacrylate,
10.0 to 12.0 portions of n-butyl methacrylate,
20.0 to 24.0 portions of styrene,
3.2 to 6.4 portions of acrylic fiber,
fully stirring and mixing the components in the proportion to prepare a transparent and bright acrylic resin coating B;
g. and (2) carrying out air spraying operation on the laser color pattern layer on the stainless steel container by taking the transparent bright acrylic resin coating B, wherein the compressed air pressure is 2.0-3.0kg, the atomization air pressure is 0.30-0.45mpa, and the forming air pressure is 0.15-0.25mpa, forming a bright coating with the film thickness of 20-30 mu m on the surface of the laser color pattern layer after spraying, and curing and baking the bright coating, wherein the curing temperature is 150-160 ℃, and the curing time is 10-20min, so that a laser color pattern is formed on the surface of the stainless steel container, and the surface treatment of the stainless steel container is completed.
2. The surface treatment method of the stainless steel container with laser gloss effect according to claim 1, characterized in that: and the pigment with the color in the step b is silver or black.
3. The surface treatment method of the stainless steel container with laser gloss effect according to claim 1, characterized in that: and e, the clamp in the step e is a mechanical arm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910756944.4A CN110496759B (en) | 2019-08-16 | 2019-08-16 | Surface treatment method for stainless steel container with laser gloss effect |
| PCT/CN2020/106891 WO2021031848A1 (en) | 2019-08-16 | 2020-08-04 | Surface treatment method for stainless steel container having laser color effect |
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| CN201910756944.4A CN110496759B (en) | 2019-08-16 | 2019-08-16 | Surface treatment method for stainless steel container with laser gloss effect |
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| JPH06102178B2 (en) * | 1990-02-15 | 1994-12-14 | 株式会社淀川製鋼所 | Manufacturing method of precoated steel sheet |
| CN1611306A (en) * | 2003-10-31 | 2005-05-04 | 王天明 | Laser coating process |
| CN102796986A (en) * | 2012-07-19 | 2012-11-28 | 四川长虹电器股份有限公司 | Vacuum continuous metalizing coating decoration process |
| CN103613698B (en) * | 2013-11-26 | 2016-08-10 | 阜阳市诗雅涤新材料科技有限公司 | A kind of thermosetting acrylic resin used for powder coating and preparation method and use thereof |
| CN109848009B (en) * | 2019-01-23 | 2022-02-15 | 浙江飞剑科技有限公司 | Surface treatment method for stainless steel vacuum container with three-dimensional cloth feeling |
| CN110496759B (en) * | 2019-08-16 | 2021-04-30 | 浙江飞剑工贸有限公司 | Surface treatment method for stainless steel container with laser gloss effect |
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Denomination of invention: A Surface Treatment Method for Stainless Steel Containers with Laser Glow Effect Effective date of registration: 20230425 Granted publication date: 20210430 Pledgee: Agricultural Bank of China Limited Yongkang sub branch Pledgor: ZHEJIANG FEIJIAN INDUSTRY & TRADE Co.,Ltd. Registration number: Y2023330000795 |
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