CN116623136A - Coating method of ABS plastic plug cover of refrigerator - Google Patents
Coating method of ABS plastic plug cover of refrigerator Download PDFInfo
- Publication number
- CN116623136A CN116623136A CN202310429797.6A CN202310429797A CN116623136A CN 116623136 A CN116623136 A CN 116623136A CN 202310429797 A CN202310429797 A CN 202310429797A CN 116623136 A CN116623136 A CN 116623136A
- Authority
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- China
- Prior art keywords
- refrigerator
- coating
- plastic plug
- abs plastic
- plug cover
- Prior art date
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- Pending
Links
- 238000000576 coating method Methods 0.000 title claims abstract description 111
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 title claims abstract description 91
- 239000011248 coating agent Substances 0.000 claims abstract description 73
- 239000007921 spray Substances 0.000 claims abstract description 19
- 238000001755 magnetron sputter deposition Methods 0.000 claims abstract description 11
- 239000002912 waste gas Substances 0.000 claims abstract description 8
- 230000003647 oxidation Effects 0.000 claims abstract description 5
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 5
- 230000001172 regenerating effect Effects 0.000 claims abstract description 5
- 239000003973 paint Substances 0.000 claims description 36
- 238000000034 method Methods 0.000 claims description 32
- 239000000428 dust Substances 0.000 claims description 24
- 230000008569 process Effects 0.000 claims description 23
- 238000004140 cleaning Methods 0.000 claims description 19
- 238000005507 spraying Methods 0.000 claims description 15
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 12
- 238000000889 atomisation Methods 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 12
- 238000001771 vacuum deposition Methods 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 229910052786 argon Inorganic materials 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 6
- 238000007781 pre-processing Methods 0.000 claims description 6
- 238000004381 surface treatment Methods 0.000 claims description 6
- 230000037452 priming Effects 0.000 claims description 3
- 239000013077 target material Substances 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims 6
- 239000010936 titanium Substances 0.000 abstract description 13
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract description 9
- 238000012360 testing method Methods 0.000 abstract description 9
- 229910052719 titanium Inorganic materials 0.000 abstract description 9
- 239000002184 metal Substances 0.000 abstract description 8
- 229910052751 metal Inorganic materials 0.000 abstract description 8
- 150000003839 salts Chemical class 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 238000003912 environmental pollution Methods 0.000 abstract description 6
- 239000000853 adhesive Substances 0.000 abstract description 5
- 230000001070 adhesive effect Effects 0.000 abstract description 5
- 238000001723 curing Methods 0.000 description 30
- 238000009713 electroplating Methods 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000011056 performance test Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 239000007888 film coating Substances 0.000 description 2
- 238000009501 film coating Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000000016 photochemical curing Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007738 vacuum evaporation Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/35—Sputtering by application of a magnetic field, e.g. magnetron sputtering
-
- 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
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/36—Successively applying liquids or other fluent materials, e.g. without intermediate treatment
- B05D1/38—Successively applying liquids or other fluent materials, e.g. without intermediate treatment with intermediate 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
- B05D3/02—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
- B05D3/0218—Pretreatment, e.g. heating the substrate
- B05D3/0236—Pretreatment, e.g. heating the substrate with ovens
-
- 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
- B05D3/06—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 exposure to radiation
- B05D3/061—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 exposure to radiation using U.V.
- B05D3/065—After-treatment
- B05D3/067—Curing or cross-linking the coating
-
- 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
- B05D3/144—Pretreatment of polymeric substrates
-
- 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
- B05D3/145—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
- 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
- B05D7/02—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 macromolecular substances, e.g. rubber
-
- 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
- B05D7/51—One specific pretreatment, e.g. phosphatation, chromatation, in combination with one specific coating
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/02—Pretreatment of the material to be coated
- C23C14/021—Cleaning or etching treatments
- C23C14/022—Cleaning or etching treatments by means of bombardment with energetic particles or radiation
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/14—Metallic material, boron or silicon
- C23C14/20—Metallic material, boron or silicon on organic substrates
- C23C14/205—Metallic material, boron or silicon on organic substrates by cathodic sputtering
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/56—Apparatus specially adapted for continuous coating; Arrangements for maintaining the vacuum, e.g. vacuum locks
- C23C14/564—Means for minimising impurities in the coating chamber such as dust, moisture, residual gases
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Abstract
The invention discloses a coating method of a refrigerator ABS plastic plug, which is mainly characterized in that the sprayed refrigerator ABS plastic plug is obtained by sequentially carrying out pretreatment, ultraviolet light curing prime coat, plasma beam treatment, magnetron sputtering coating and ultraviolet light curing surface coating on the refrigerator ABS plastic plug. The refrigerator ABS plastic plug coated by the coating method of the refrigerator ABS plastic plug disclosed by the invention has titanium gray metal texture, meets the performances of thermal cycle performance, wiping durability, salt spray test, water resistance, damp and heat resistance, adhesive force and the like required by practical application, and simultaneously adopts a regenerative oxidation furnace to treat waste gases such as VOC and the like generated in the coating process, so that the environmental pollution is reduced, the whole coating process is more environment-friendly and efficient, and the application prospect is wide.
Description
Technical Field
The invention belongs to the technical field of film coating, and particularly relates to a film coating method for an ABS plastic plug cover of a refrigerator.
Background
The electroplating process is a common process in the field of ABS plastic part plating, and is one of three pollution industries at present, and can bring great harm to the health of people although the electroplating process is widely applied. Therefore, in order to fundamentally solve the electroplating pollution, the environment-friendly coating technology and the clean and efficient production process need to be popularized, so that the pollutants are reduced or eliminated in the production process before being generated, thereby substantially avoiding the pollution and realizing the sustainable development of the coating industry. At present, in addition, the ABS plastic part coating process mainly comprises the steps of coating through cleaning, plate activation, vacuum evaporation coating and photo-curing treatment, and compared with the electroplating process, the ABS plastic part coating process has lighter pollution, but is difficult to control color deviation in the coating process, and meanwhile, the performances of water resistance, salt spray test, moist heat resistance and the like required by the refrigerator plug cover are difficult to be simultaneously met, so that the quality of the refrigerator plug cover product is influenced, and therefore, the existing ABS plastic part coating process needs to be improved so as to further improve the product performance of the refrigerator ABS plug cover in practical application.
Disclosure of Invention
The invention aims to provide a coating method of an ABS plastic plug cover of a refrigerator, which solves the problems that color deviation exists in the prior art and products are difficult to meet the performance requirements of water resistance, salt spray test, moist heat resistance and the like.
The technical scheme adopted by the invention is that the coating method of the ABS plastic blanking cover of the refrigerator specifically comprises the following steps:
step 1, preprocessing an ABS plastic blanking cover of a refrigerator;
step 2, carrying out ultraviolet light curing prime coating on the ABS plastic plug cover of the refrigerator through a robot;
step 3, plasma beam treatment is carried out on the bottom-coated refrigerator ABS plastic plug cover by adopting a plasma surface treatment machine;
step 4, performing magnetron sputtering coating on the refrigerator ABS plastic plug cover subjected to plasma beam treatment by adopting a vacuum coating machine;
and 5, carrying out ultraviolet curing surface coating on the refrigerator ABS plastic plug cover through a robot to obtain the sprayed refrigerator ABS plastic plug cover.
The present invention is also characterized in that,
the step 1 specifically comprises the following steps:
step 1.1, cleaning surface dust by using cleaning cloth and an electrostatic dust removal gun;
and 1.2, carrying out electrostatic dust removal on the surface dust by using plasma cleaning.
The priming paint adopted in the priming process of the step 2 is ultraviolet light curing coating SVM7001-2, and the thickness of a paint film is 10 mu m-15 mu m.
The bottom coating process parameters in the step 2 are as follows: the running speed of the robot is set to be 1200m/min-1400m/min, the movement speed of the pry body is 1.2m/min-1.4m/min, the atomization value is 2-3, the spraying amount of the spray gun of the robot is 0.8-3, and then the processed ABS plastic plug cover of the refrigerator is conveyed to a primary coating oven, and the using energy is 600mj/cm 2 -700mj/cm 2 Ultraviolet light curing under-coating is carried out, and baking is carried out for 3min-10min at 55 ℃ -65 ℃.
The plasma beam treatment process parameters in step 3 are as follows: voltage: 100-400V, current: 1-5A.
The magnetron sputtering coating process parameters in the step 4 are as follows: the vacuum value of the cavity of the vacuum coating machine is 10 -3 Pa～10 -6 Pa, argon of 150sccm-250sccm, target materialThe power is 8kw-13kw, the linear speed of the pry body is 1m/min-2m/min, the current is 30A-50A, and the voltage is as follows: 200V-330V, and the coating time is 60s-120s.
The target material is Ti.
The top coating adopted in the step 5 top coating process is ultraviolet light curing coating SVM3018-4, matte coating Q-520-1, quick drying auxiliary S-8981-K and slow drying auxiliary S-8982-M according to the mass portion of 100:20:10:10, and the thickness of the paint film is 10-15 mu m.
The surface coating process parameters in the step 5 are as follows: the running speed of the robot is set to be 1200m/min-1400m/min, the movement speed of the pry body is 1.2m/min-1.4m/min, the atomization value is 2-3, the spraying amount of a spray gun of the robot is 0.8-3, and then the processed ABS plastic plug cover of the refrigerator is conveyed to a finishing paint oven, and the using energy is 800mj/cm 2 -900mj/cm 2 Carrying out ultraviolet curing surface coating, and baking at 55-65 ℃ for 3-10 min.
And the robots adopted in the step 2 and the step 5 are DX200 and An Chuan head steel robots, and all adopt a regenerative oxidation furnace to treat VOC waste gas generated in the spraying process.
The invention has the advantages that,
(1) The coating method of the refrigerator ABS plastic plug provided by the invention enables the sprayed refrigerator ABS plastic plug to present titanium gray metal texture through reasonable process and material selection, and meets the performances of thermal cycle performance, wiping durability, salt spray test, water resistance, damp and heat resistance, adhesive force and the like required by practical application.
(2) The coating method of the ABS plastic plug cover of the refrigerator adopts the regenerative oxidation furnace to treat the waste gases such as VOC and the like generated in the spraying process, reduces the environmental pollution, ensures that the whole coating process is more environment-friendly and efficient, and has wide application prospect.
Drawings
FIG. 1 is a process flow diagram of a coating method of an ABS plastic plug cover of a refrigerator.
Detailed Description
The invention will be described in detail below with reference to the drawings and the detailed description.
The process flow of the coating method of the ABS plastic plug cover of the refrigerator is shown in figure 1, and the method is carried out according to the following steps:
step 1, preprocessing an ABS plastic blanking cover of a refrigerator, and specifically comprising the following steps:
step 1.1, cleaning surface dust by using cleaning cloth and an electrostatic dust removal gun;
and 1.2, carrying out electrostatic dust removal on the surface dust by using plasma cleaning to increase the binding force of the base coat and the base material.
Step 2, carrying out ultraviolet light curing prime coating on the ABS plastic plug cover of the refrigerator through a robot;
wherein, the primer is ultraviolet light curing coating SVM7001-2, and the thickness of the paint film is 10 μm-15 μm; the technological parameters of the bottom coating are as follows: the running speed of the robot is set to be 1200m/min-1400m/min, the motion speed of the pry body is 1.2m/min-1.4m/min, the atomization value is 2-3, and the spraying amount of the spray gun of the robot is 0.8-3; then the treated ABS plastic plug cover of the refrigerator is conveyed to a primary coating oven, and the energy is 600mj/cm 2 -700mj/cm 2 Ultraviolet light curing under-coating is carried out, and baking is carried out for 3min-10min at 55 ℃ -65 ℃;
and 3, carrying out plasma beam treatment on the bottom-coated refrigerator ABS plastic plug cover by adopting a plasma surface treatment machine, wherein the plasma beam treatment process parameters are as follows: voltage: 100-400V, current: 1-5A, thereby activating the base coat and increasing the adhesive force between the base coat and the subsequent magnetron sputtering coating;
step 4, performing magnetron sputtering coating on the refrigerator ABS plastic plug cover subjected to plasma beam treatment by adopting a vacuum coating machine, so as to endow the product with metal texture; wherein, the magnetron sputtering coating process parameters are as follows: the vacuum value of the cavity of the vacuum coating machine is 10 -3 Pa～10 -6 Pa, argon is 150sccm-250sccm, power of the target is 8kw-13kw, linear speed of the pry body is 1m/min-2m/min, current is 30A-50A, and voltage is as follows: 200V-330V, the coating time is 60s-120s, and further, in order to meet the titanium gray metal texture required by customers, the target adopted by the invention is Ti.
And 5, carrying out ultraviolet light curing on the refrigerator ABS plastic plug by using a robot to obtain the sprayed refrigerator ABS plastic plug, wherein the refrigerator ABS plastic plug can meet the performance requirements of the refrigerator plug product such as thermal cycle performance, wiping durability, salt spray test, water resistance, damp and heat resistance, adhesive force and the like.
Wherein the finish paint is ultraviolet light curing paint SVM3018-4, matte paint Q-520-1, quick-drying auxiliary S-8981-K and slow-drying auxiliary S-8982-M according to the mass portion of 100:20:10:10, uniformly mixing to obtain a paint film with the thickness of 10-15 mu m; the surface coating process parameters are as follows: the running speed of the robot is set to be 1200m/min-1400m/min, the movement speed of the pry body is 1.2m/min-1.4m/min, the atomization value is 2-3, the spraying amount of a spray gun of the robot is 0.8-3, and then the processed ABS plastic plug cover of the refrigerator is conveyed to a finishing paint oven, and the using energy is 800mj/cm 2 -900mj/cm 2 Ultraviolet light curing surface coating is carried out by ultraviolet light curing surface coating, baking is carried out for 3min-10min at 55 ℃ to 65 ℃,
in addition, the robots adopted in the step 2 and the step 5 are DX200 and An Chuan head steel robots, and the invention also adopts a regenerative oxidation furnace (RTO) to treat the waste gases such as VOC and the like generated in the process of primary coating and surface coating, so that the environmental pollution is greatly reduced, and the control system of the RTO is a full-automatic control system, has the function of one-key starting, and has the functions of fire detection, gas pressure too low or too high detection and gas pipeline emergency cutting through a series of safety authentications. The treatment air quantity of the furnace is 13500ACMH, the VOC treatment efficiency is more than 98%, the heat recovery efficiency is 95%, and the furnace is main pollution treatment equipment for green environment-friendly production.
Example 1
The coating method for the refrigerator ABS plastic plug cover is adopted to treat the refrigerator ABS plastic plug cover of a certain brand, and specifically comprises the following steps:
step 1, preprocessing an ABS plastic blanking cover of a refrigerator, and specifically comprising the following steps:
step 1.1, cleaning surface dust by using cleaning cloth and an electrostatic dust removal gun;
and 1.2, carrying out electrostatic dust removal on the surface dust by using plasma cleaning.
Step 2, ultraviolet light is carried out on the ABS plastic blanking cover of the refrigerator by adopting primer through DX200 An Chuan head steel robotThe base coat is cured, wherein the base coat is an ultraviolet light curing coating SVM7001-2, and the thickness of a paint film is 10 mu m; the technological parameters of the bottom coating are as follows: the running speed of the robot is set to 1200m/min, the motion speed of the pry body is 1.2m/min, the atomization value is 2, the spraying amount of a spray gun of the robot is 0.8, and then the processed ABS plastic plug cover of the refrigerator is conveyed to a primary coating oven, and the using energy is 600mj/cm 2 Ultraviolet light curing prime coat is carried out by ultraviolet light of (2) and baking is carried out for 3min at 65 ℃.
And 3, carrying out plasma beam treatment on the bottom-coated refrigerator ABS plastic plug cover by adopting a plasma surface treatment machine, wherein the plasma beam treatment process parameters are as follows: voltage: 100V, current: 1A.
And 4, performing magnetron sputtering coating on the refrigerator ABS plastic plug cover subjected to plasma beam treatment by adopting a vacuum coating machine, so as to realize the titanium gray metal texture required by customers. Wherein, the vacuum value of the cavity of the vacuum coating machine is 10 -3 Pa, argon is 150sccm, the target is Ti, the power of the target is 8kw, the linear speed of the pry body is 1m/min, the current is 40A, and the voltage is as follows: 200V and coating time of 120s.
Step 5, carrying out ultraviolet curing on the refrigerator ABS plastic blanking cover by using a DX200 An Chuan head steel robot by adopting a finish paint, wherein the finish paint comprises an ultraviolet curing paint SVM3018-4, a matte paint Q-520-1, a quick drying auxiliary S-8981-K and a slow drying auxiliary S-8982-M according to the mass portion of 100:20:10:10, uniformly mixing to obtain a paint film with the thickness of 10 mu m; the surface coating process parameters are as follows: the running speed of the robot is set to 1200m/min, the motion speed of the pry body is 1.2m/min, the atomization value is 2, the spraying amount of a spray gun of the robot is 0.8, and then the processed ABS plastic plug cover of the refrigerator is conveyed to a finishing paint oven, and the using energy is 800mj/cm 2 And (3) carrying out ultraviolet curing surface coating on the ultraviolet light, and baking for 3min at 65 ℃ to obtain the sprayed refrigerator ABS plastic plug cover.
In addition, the invention also adopts RTO to treat the waste gases such as VOC and the like generated in the process of bottom coating and top coating, thereby greatly reducing environmental pollution.
Example 2
The coating method for the refrigerator ABS plastic plug cover is adopted to treat the refrigerator ABS plastic plug cover of a certain brand, and specifically comprises the following steps:
step 1, preprocessing an ABS plastic blanking cover of a refrigerator, and specifically comprising the following steps:
step 1.1, cleaning surface dust by using cleaning cloth and an electrostatic dust removal gun;
and 1.2, carrying out electrostatic dust removal on the surface dust by using plasma cleaning.
Step 2, carrying out ultraviolet light curing prime coating on the ABS plastic plug cover of the refrigerator by adopting a DX200 An Chuan head steel robot by adopting a primer, wherein the primer is an ultraviolet light curing coating SVM7001-2, and the thickness of a paint film is 15 mu m; the technological parameters of the bottom coating are as follows: the running speed of the robot is set to 1400m/min, the motion speed of the pry body is 1.4m/min, the atomization value is 3, the spraying amount of a spray gun of the robot is 3, and then the processed ABS plastic plug cover of the refrigerator is conveyed to a primary coating oven, and the using energy is 700mj/cm 2 Ultraviolet light curing prime coat is carried out by ultraviolet light of (2) and baking is carried out for 10min at 55 ℃.
And 3, carrying out plasma beam treatment on the bottom-coated refrigerator ABS plastic plug cover by adopting a plasma surface treatment machine, wherein the plasma beam treatment process parameters are as follows: voltage: 400V, current: 5A.
And 4, performing magnetron sputtering coating on the refrigerator ABS plastic plug cover subjected to plasma beam treatment by adopting a vacuum coating machine, so as to realize the titanium gray metal texture required by customers. Wherein, the vacuum value of the cavity of the vacuum coating machine is 10 -6 Pa, argon is 250sccm, the target is Ti, the power of the target is 13kw, the linear speed of the pry body is 2m/min, the current is 50A, and the voltage is as follows: 260V and coating time 60s.
Step 5, carrying out ultraviolet curing on the refrigerator ABS plastic blanking cover by using a DX200 An Chuan head steel robot by adopting a finish paint, wherein the finish paint comprises an ultraviolet curing paint SVM3018-4, a matte paint Q-520-1, a quick drying auxiliary S-8981-K and a slow drying auxiliary S-8982-M according to the mass portion of 100:20:10:10, uniformly mixing to obtain a paint film with the thickness of 15 mu m; the surface coating process parameters are as follows: the running speed of the robot is set to 1400m/min, the motion speed of the pry body is 1.4m/min, the atomization value is 3, the spraying amount of a spray gun of the robot is 3, and then the processed ABS plastic plug cover of the refrigerator is transportedTo a topcoat oven, using an energy of 900mj/cm 2 And (3) carrying out ultraviolet curing surface coating on the ultraviolet light, and baking at 55 ℃ for 10min to obtain the sprayed refrigerator ABS plastic plug cover.
In addition, the invention also adopts RTO to treat the waste gases such as VOC and the like generated in the process of bottom coating and top coating, thereby greatly reducing environmental pollution.
Example 3
The coating method for the refrigerator ABS plastic plug cover is adopted to treat the refrigerator ABS plastic plug cover of a certain brand, and specifically comprises the following steps:
step 1, preprocessing an ABS plastic blanking cover of a refrigerator, and specifically comprising the following steps:
step 1.1, cleaning surface dust by using cleaning cloth and an electrostatic dust removal gun;
and 1.2, carrying out electrostatic dust removal on the surface dust by using plasma cleaning.
Step 2, carrying out ultraviolet light curing prime coating on the ABS plastic plug cover of the refrigerator by adopting a DX200 An Chuan head steel robot by adopting a primer, wherein the primer is an ultraviolet light curing coating SVM7001-2, and the thickness of a paint film is 13 mu m; the technological parameters of the bottom coating are as follows: the running speed of the robot is 1300m/min, the motion speed of the pry body is 1.3m/min, the atomization value is 2.5, the spraying amount of the spray gun of the robot is 1.5, and then the processed ABS plastic plug cover of the refrigerator is conveyed to a primary coating oven, and the energy is 650mj/cm 2 Ultraviolet light curing prime coat is carried out by ultraviolet light of (2) and baking is carried out for 7min at 60 ℃.
And 3, carrying out plasma beam treatment on the bottom-coated refrigerator ABS plastic plug cover by adopting a plasma surface treatment machine, wherein the plasma beam treatment process parameters are as follows: voltage: 300V, current: 3A.
And 4, performing magnetron sputtering coating on the refrigerator ABS plastic plug cover subjected to plasma beam treatment by adopting a vacuum coating machine, so as to realize the titanium gray metal texture required by customers. Wherein, the vacuum value of the cavity of the vacuum coating machine is 10 -5 Pa, 200sccm of argon, ti as target, 9.9kw of target power, 1.5m/min of sled linear speed, 30A of current and voltage: 330V, coating time 90s.
Step 5, carrying out ultraviolet curing on the refrigerator ABS plastic blanking cover by using a DX200 An Chuan head steel robot by adopting a finish paint, wherein the finish paint comprises an ultraviolet curing paint SVM3018-4, a matte paint Q-520-1, a quick drying auxiliary S-8981-K and a slow drying auxiliary S-8982-M according to the mass portion of 100:20:10:10, uniformly mixing to obtain a paint film with the thickness of 13 mu m; the surface coating process parameters are as follows: the running speed of the robot is 1300m/min, the motion speed of the pry body is 1.3m/min, the atomization value is 2.5, the spraying amount of a spray gun of the robot is 1.5, and then the processed ABS plastic plug cover of the refrigerator is conveyed to a finishing paint oven, and the energy is 850mj/cm 2 And (3) carrying out ultraviolet curing surface coating on the ultraviolet light, and baking at 60 ℃ for 7min to obtain the sprayed refrigerator ABS plastic plug cover.
In addition, the invention also adopts RTO to treat the waste gases such as VOC and the like generated in the process of bottom coating and top coating, thereby greatly reducing environmental pollution.
Performance test:
(1) The invention further carries out performance tests on the plugging cover products of examples 1-3 sprayed by the coating method of the ABS plastic plugging cover of the refrigerator according to the invention through a thermal cycle test, a wiping durability, a salt spray test, a water resistance and a chemical reagent resistance, and the test results are shown in the following table:
TABLE 1 results of Performance test of the plug products of examples 1-3
As can be seen from the table, the plugging cover products sprayed by the coating method of the refrigerator ABS plastic plugging cover in the embodiments 1-3 all meet the performance requirements of thermal cycle performance, wiping durability, salt spray test, water resistance, damp and heat resistance, adhesive force and the like required in practical application, and have wide application prospects in the field of refrigerator ABS plastic piece coating.
(2) The invention adopts a color difference meter to measure the titanium gray of the ABS plastic plug cover of the refrigerator obtained in the embodiment 1-3, and the measurement results are shown in the following table:
table 2 examples 1-3 color difference measurements of ABS plastic covers for refrigerators
| Example 1 | Example 2 | Example 3 | |
| L value | 55.86 | 63.47 | 57.54 |
| A value | 0.22 | 0.28 | 0.51 |
| B value | 0.37 | 0.09 | 0.87 |
As can be seen from the table, the coating method of the refrigerator ABS plastic plug of the invention in examples 1-3 is used for coating the plug products which all meet the titanium gray metal texture which is extremely close to the titanium gray L\A\B value in practical application, namely, meets the requirements of customers.
Claims (10)
1. The coating method of the ABS plastic plug cover of the refrigerator is characterized by comprising the following steps of:
step 1, preprocessing an ABS plastic blanking cover of a refrigerator;
step 2, carrying out ultraviolet light curing prime coating on the ABS plastic plug cover of the refrigerator through a robot;
step 3, plasma beam treatment is carried out on the bottom-coated refrigerator ABS plastic plug cover by adopting a plasma surface treatment machine;
step 4, performing magnetron sputtering coating on the refrigerator ABS plastic plug cover subjected to plasma beam treatment by adopting a vacuum coating machine;
and 5, carrying out ultraviolet curing surface coating on the refrigerator ABS plastic plug cover through a robot to obtain the sprayed refrigerator ABS plastic plug cover.
2. The method for coating a plastic plug cover of a refrigerator ABS according to claim 1, wherein the step 1 specifically comprises the following steps:
step 1.1, cleaning surface dust by using cleaning cloth and an electrostatic dust removal gun;
and 1.2, carrying out electrostatic dust removal on the surface dust by using plasma cleaning.
3. The method for coating the ABS plastic plug cover of the refrigerator according to claim 1 or 2, wherein the primer adopted in the priming process of the step 2 is ultraviolet light curing paint SVM7001-2, and the thickness of a paint film is 10 mu m-15 mu m.
4. The coating method of the ABS plastic plug cover of the refrigerator according to claim 3, wherein the process parameters of the bottom coating in the step 2 are as follows: the running speed of the robot is set to be 1200m/min-1400m/min, the movement speed of the pry body is 1.2m/min-1.4m/min, the atomization value is 2-3, the spraying amount of the spray gun of the robot is 0.8-3, and then the processed ABS plastic plug cover of the refrigerator is conveyed to a primary coating oven, and the using energy is 600mj/cm 2 -700mj/cm 2 Ultraviolet light curing under-coating is carried out, and baking is carried out for 3min-10min at 55 ℃ -65 ℃.
5. The method for coating a plastic plug cover of a refrigerator ABS according to claim 3, wherein the plasma beam treatment process parameters in the step 3 are as follows: voltage: 100-400V, current: 1-5A.
6. The method for coating a plastic plug cover of a refrigerator ABS according to claim 5, wherein the magnetron sputtering coating process parameters in the step 4 are as follows: the vacuum value of the cavity of the vacuum coating machine is 10 -3 Pa～10 -6 Pa, argon is 150sccm-250sccm, power of the target is 8kw-13kw, linear speed of the pry body is 1m/min-2m/min, current is 30A-50A, and voltage is as follows: 200V-330V, and the coating time is 60s-120s.
7. The method for coating a plastic plug cover of a refrigerator ABS according to claim 6, wherein the target material is Ti.
8. The coating method of the refrigerator ABS plastic plug cover according to claim 5 or 6, wherein the top coating adopted in the top coating process in the step 5 is ultraviolet light curing paint SVM3018-4, matte paint Q-520-1, quick drying auxiliary S-8981-K and slow drying auxiliary S-8982-M according to the mass portion of 100:20:10:10, and the thickness of the paint film is 10-15 mu m.
9. The method for coating a plastic plug cover of a refrigerator ABS according to claim 8, wherein the surface coating process parameters in the step 5 are as follows: the running speed of the robot is set to be 1200m/min-1400m/min, the movement speed of the pry body is 1.2m/min-1.4m/min, the atomization value is 2-3, the spraying amount of a spray gun of the robot is 0.8-3, and then the processed ABS plastic plug cover of the refrigerator is conveyed to a finishing paint oven, and the using energy is 800mj/cm 2 -900mj/cm 2 Carrying out ultraviolet curing surface coating, and baking at 55-65 ℃ for 3-10 min.
10. The method for coating a plastic plug cover of a refrigerator ABS according to claim 9, wherein the robots adopted in the step 2 and the step 5 are DX200 An Chuan head steel robots, and all adopt a regenerative oxidation furnace to treat VOC waste gas generated in the spraying process.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102140624A (en) * | 2011-01-06 | 2011-08-03 | 嘉兴敏惠汽车零部件有限公司 | Imitation electroplating processing method of exterior trimming parts for automobile |
| CN103786386A (en) * | 2014-02-28 | 2014-05-14 | 厦门建霖工业有限公司 | ABS plastic surface coatings and preparing method thereof |
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| US20190111860A1 (en) * | 2017-10-12 | 2019-04-18 | Srg Global, Inc. | Trim component having textured surface supporting pvd-deposited metal-inclusive coating, and/or method of making the same |
| CN115322425A (en) * | 2022-08-23 | 2022-11-11 | 鑫泽晟科技有限公司 | Spraying method of automobile ABS plastic exterior trimming part |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102140624A (en) * | 2011-01-06 | 2011-08-03 | 嘉兴敏惠汽车零部件有限公司 | Imitation electroplating processing method of exterior trimming parts for automobile |
| CN103786386A (en) * | 2014-02-28 | 2014-05-14 | 厦门建霖工业有限公司 | ABS plastic surface coatings and preparing method thereof |
| CN106319446A (en) * | 2016-10-19 | 2017-01-11 | 湖南省霖辉高新材料科技有限公司 | Preparation method for decorative film bottoming vacuum coating |
| US20190111860A1 (en) * | 2017-10-12 | 2019-04-18 | Srg Global, Inc. | Trim component having textured surface supporting pvd-deposited metal-inclusive coating, and/or method of making the same |
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