CN109092647A - A kind of surface spray coating process of door-window section bar - Google Patents
A kind of surface spray coating process of door-window section bar Download PDFInfo
- Publication number
- CN109092647A CN109092647A CN201811187025.1A CN201811187025A CN109092647A CN 109092647 A CN109092647 A CN 109092647A CN 201811187025 A CN201811187025 A CN 201811187025A CN 109092647 A CN109092647 A CN 109092647A
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- Prior art keywords
- door
- section bar
- window section
- parts
- spray coating
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/10—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by other chemical means
- B05D3/102—Pretreatment of metallic substrates
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2202/00—Metallic substrate
- B05D2202/20—Metallic substrate based on light metals
- B05D2202/25—Metallic substrate based on light metals based on Al
-
- 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
- B05D2503/00—Polyurethanes
-
- 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
- B05D2504/00—Epoxy polymers
-
- 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
- B05D2508/00—Polyesters
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Wood Science & Technology (AREA)
- Paints Or Removers (AREA)
- Wing Frames And Configurations (AREA)
Abstract
The invention discloses a kind of surface spray coating process of door-window section bar, include the following steps: S1, door-window section bar surface is polished, and are placed in room temperature acid solution;S2, NaOH solution are sprayed through nozzle to door-window section bar surface;S3, door-window section bar after step S2 processing is sling, drips raffinate to the greatest extent, quickly hangs in and impregnate 20-30min in rinsing bowl, then it slings, is rinsed using clear water again, flushing pressure 20MPa-140MPa, then under 40-50 DEG C of environment, drying drips residual moisture to the greatest extent;S4, protective paint is used into spraying method on door-window section bar surface, obtains paint film, film thickness is 5-15 μm, after then solidifying protective paint, and in protective paint spraying process, the air after need to polluting to protective paint is filtered purified treatment.The present invention removes its oxide on surface by the polishing to door-window section bar surface, and protective paint can be fitted closely with door-window section bar surface, not easily to fall off, effectively improves the water-fast, wear-resisting of door-window section bar, antiseptic property.
Description
Technical field
The invention belongs to the surface spraying technology fields of door-window section bar, more specifically more particularly to a kind of door-window section bar
Surface spray coating process.
Background technique
Profile has obtained extensively because of its advantage in terms of intensity and processing in building structure and manufacture installing area
Application.Currently, the mode of cathode electrophoretic coating is mostly used to realize the process of surface treatment of door and window aluminium section bar in the market, this method is easy
Cause the pollution to environment, the quality of spraying process directly affects the adhesive force of coating, appearance, the humidity of coating and resistance to
Corrosion etc., because best film is all to adhere to the surface conscientiously cleared up.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of surface of the door-window section bar proposed
Spraying process.
To achieve the above object, the invention provides the following technical scheme:
A kind of surface spray coating process of door-window section bar, includes the following steps:
S1, qualified door-window section bar surface is polished using sander, door-window section bar is placed in normal temperature acid immediately after polishing
In liquid, soaking time 3-5min slings door-window section bar, drips raffinate to the greatest extent, quickly hangs in rinsing bowl and clean;
Under S2, room temperature, with the NaOH solution rinsing step S1 of 100-150g/L treated door-window section bar, NaOH solution is through nozzle
It sprays to door-window section bar surface, the injection pressure of nozzle are as follows: 20MPa-140MPa, flow are as follows: 50L/min-160L/min;
S3, door-window section bar after step S2 processing is sling, drips raffinate to the greatest extent, quickly hangs in and impregnate 20-30min in rinsing bowl,
Then it slings, is rinsed using clear water again, flushing pressure 20MPa-140MPa dries then under 40-50 DEG C of environment
It is dry to drip residual moisture to the greatest extent;
S4, protective paint is used into spraying method on door-window section bar surface, obtains paint film, film thickness is 5-15 μm, then will be prevented
After vernix solidification, in protective paint spraying process, the air after need to polluting to protective paint is filtered purified treatment.
Preferably, need to examine door-window section bar one by one before the step S1, to have obviously deform, bubble and coarse
The profile inspection of defect, which is made, scraps processing.
Preferably, the water after cleaning in rinsing bowl in the step S1 is forced through the charged rolling seperation film mistake of micropore through pump
Filter, filtered water pass through resin acid absorption method again and carry out further filtration treatment, and filtered water carries out Conventional waste water processing.
Preferably, room temperature acid solution is phosphoric acid solution that mass fraction is 75-85% in the step S1.
Preferably, solidification temperature is 180-220 DEG C in the step S4, after solidifying 20-30min, natural cooling.
Preferably, the protection raw materials for varnish includes the following parts by weight: 50-60 parts of polyester resin, modified epoxy tree
20-30 parts of rouge, 2-8 parts of aluminium oxide, 6-8 parts of waterglass, 3-8 parts of modified polyurethane, 3-11 parts of sodium alginate, stearic acid 15-20
Part, 3-5 parts of barium sulfate, 6-15 parts of talcum powder, 3-9 parts of zinc oxide, 2-12 parts of ethyl alcohol.
Compared with prior art, the beneficial effects of the present invention are: a kind of surface of door-window section bar provided by the invention sprays
Technique, compared with traditional technology, this method is easy to operate, by the polishing to door-window section bar surface, removes its oxide on surface,
And protective paint can be fitted closely with door-window section bar surface, and it is not easily to fall off, effectively improve the water-fast, wear-resisting of door-window section bar, anti-corrosive properties
Energy.
By the way that in spraying process, the water after cleaning in rinsing bowl is forced through the charged rolling seperation film mistake of micropore through pump
Filter, filtered water pass through resin acid absorption method again and carry out further filtration treatment, and filtered water carries out Conventional waste water processing,
And in protective paint spraying process, the air after need to polluting to protective paint is filtered purified treatment, reaches the guarantor to environment
Shield effect.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific embodiment, to this
Invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, not
For limiting the present invention.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Every other embodiment obtained is put, shall fall within the protection scope of the present invention.
Embodiment 1
A kind of surface spray coating process of door-window section bar, includes the following steps:
S1, qualified door-window section bar surface is polished using sander, door-window section bar is placed in normal temperature acid immediately after polishing
In liquid, soaking time 3min slings door-window section bar, drips raffinate to the greatest extent, quickly hangs in rinsing bowl and clean;
Under S2, room temperature, with the NaOH solution rinsing step S1 of 100g/L treated door-window section bar, NaOH solution is sprayed through nozzle
To door-window section bar surface, the injection pressure of nozzle are as follows: 20MPa, flow 50L/min;
S3, door-window section bar after step S2 processing is sling, drips raffinate to the greatest extent, quickly hangs in and impregnate 20min in rinsing bowl, then
It slings, is rinsed using clear water again, flushing pressure 20MPa, then under 40 DEG C of environment, drying drips residual moisture to the greatest extent;
S4, protective paint is used into spraying method on door-window section bar surface, obtains paint film, film thickness is 5 μm, then by protective paint
After solidification, in protective paint spraying process, the air after need to polluting to protective paint is filtered purified treatment.
Specifically, need to examine door-window section bar one by one before the step S1, to have obviously deform, bubble and coarse
The profile inspection of defect, which is made, scraps processing.
Specifically, the water after cleaning in rinsing bowl in the step S1 is forced through the charged rolling seperation film mistake of micropore through pump
Filter, filtered water pass through resin acid absorption method again and carry out further filtration treatment, and filtered water carries out Conventional waste water processing.
Specifically, room temperature acid solution is the phosphoric acid solution that mass fraction is 75% in the step S1.
Specifically, solidification temperature is 180 DEG C in the step S4, and after solidifying 20min, natural cooling.
Specifically, the protection raw materials for varnish includes the following parts by weight: 50 parts of polyester resin, modified epoxy 20
Part, 2 parts of aluminium oxide, 6 parts of waterglass, 3 parts of modified polyurethane, 5 parts of sodium alginate, 15 parts of stearic acid, 3 parts of barium sulfate, talcum powder 6
Part, 5 parts of zinc oxide, 2 parts of ethyl alcohol.
Embodiment 2
A kind of surface spray coating process of door-window section bar, includes the following steps:
S1, qualified door-window section bar surface is polished using sander, door-window section bar is placed in normal temperature acid immediately after polishing
In liquid, soaking time 5min slings door-window section bar, drips raffinate to the greatest extent, quickly hangs in rinsing bowl and clean;
Under S2, room temperature, with the NaOH solution rinsing step S1 of 150g/L treated door-window section bar, NaOH solution is sprayed through nozzle
To door-window section bar surface, the injection pressure of nozzle are as follows: 140MPa, flow are as follows: 160L/min;
S3, door-window section bar after step S2 processing is sling, drips raffinate to the greatest extent, quickly hangs in and impregnate 30min in rinsing bowl, then
It slings, is rinsed using clear water again, flushing pressure 140MPa, then under 50 DEG C of environment, drying drips residual moisture to the greatest extent;
S4, protective paint is used into spraying method on door-window section bar surface, obtains paint film, film thickness is 15 μm, then will protection
After paint solidification, in protective paint spraying process, the air after need to polluting to protective paint is filtered purified treatment.
Specifically, need to examine door-window section bar one by one before the step S1, to have obviously deform, bubble and coarse
The profile inspection of defect, which is made, scraps processing.
Specifically, the water after cleaning in rinsing bowl in the step S1 is forced through the charged rolling seperation film mistake of micropore through pump
Filter, filtered water pass through resin acid absorption method again and carry out further filtration treatment, and filtered water carries out Conventional waste water processing.
Specifically, room temperature acid solution is the phosphoric acid solution that mass fraction is 85% in the step S1.
Specifically, solidification temperature is 220 DEG C in the step S4, and after solidifying 30min, natural cooling.
Specifically, the protection raw materials for varnish includes the following parts by weight: 60 parts of polyester resin, modified epoxy 20
Part, 2 parts of aluminium oxide, 6 parts of waterglass, 8 parts of modified polyurethane, 5 parts of sodium alginate, 15 parts of stearic acid, 5 parts of barium sulfate, talcum powder 6
Part, 5 parts of zinc oxide, 6 parts of ethyl alcohol.
In summary: a kind of surface spray coating process of door-window section bar provided by the invention, compared with traditional technology, this method
It is easy to operate, by the polishing to door-window section bar surface, its oxide on surface is removed, so that protective paint can be with door-window section bar surface
It fits closely, it is not easily to fall off, effectively improve the water-fast, wear-resisting of door-window section bar, antiseptic property.
By the way that in spraying process, the water after cleaning in rinsing bowl is forced through the charged rolling seperation film mistake of micropore through pump
Filter, filtered water pass through resin acid absorption method again and carry out further filtration treatment, and filtered water carries out Conventional waste water processing,
And in protective paint spraying process, the air after need to polluting to protective paint is filtered purified treatment, reaches the guarantor to environment
Shield effect.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (6)
1. a kind of surface spray coating process of door-window section bar, characterized by the following steps:
S1, qualified door-window section bar surface is polished using sander, door-window section bar is placed in normal temperature acid immediately after polishing
In liquid, soaking time 3-5min slings door-window section bar, drips raffinate to the greatest extent, quickly hangs in rinsing bowl and clean;
Under S2, room temperature, with the NaOH solution rinsing step S1 of 100-150g/L treated door-window section bar, NaOH solution is through nozzle
It sprays to door-window section bar surface, the injection pressure of nozzle are as follows: 20MPa-140MPa, flow are as follows: 50L/min-160L/min;
S3, door-window section bar after step S2 processing is sling, drips raffinate to the greatest extent, quickly hangs in and impregnate 20-30min in rinsing bowl,
Then it slings, is rinsed using clear water again, flushing pressure 20MPa-140MPa dries then under 40-50 DEG C of environment
It is dry to drip residual moisture to the greatest extent;
S4, protective paint is used into spraying method on door-window section bar surface, obtains paint film, film thickness is 5-15 μm, then will be prevented
After vernix solidification, in protective paint spraying process, the air after need to polluting to protective paint is filtered purified treatment.
2. a kind of surface spray coating process of door-window section bar described in claim 1, it is characterised in that: need before the step S1 pair
Door-window section bar is examined one by one, scraps processing to there is the profile inspection of obvious deformation, bubble and coarse defect to make.
3. a kind of surface spray coating process of door-window section bar described in claim 1, it is characterised in that: rinsing bowl in the step S1
Water after middle cleaning is forced through the charged rolling seperation film of micropore through pump and filters, filtered water pass through again resin acid absorption method into
The further filtration treatment of row, filtered water carry out Conventional waste water processing.
4. a kind of surface spray coating process of door-window section bar described in claim 1, it is characterised in that: normal temperature acid in the step S1
Liquid is the phosphoric acid solution that mass fraction is 75-85%.
5. a kind of surface spray coating process of door-window section bar described in claim 1, it is characterised in that: solidify temperature in the step S4
Degree is 180-220 DEG C, after solidifying 20-30min, natural cooling.
6. a kind of surface spray coating process of door-window section bar described in claim 1, it is characterised in that: the protection raw materials for varnish includes
The component of following parts by weight: 50-60 parts of polyester resin, 20-30 parts of modified epoxy, 2-8 parts of aluminium oxide, 6-8 parts of waterglass,
3-8 parts of modified polyurethane, 3-11 parts of sodium alginate, 15-20 parts of stearic acid, 3-5 parts of barium sulfate, 6-15 parts of talcum powder, zinc oxide
3-9 parts, 2-12 parts of ethyl alcohol.
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CN201811187025.1A CN109092647A (en) | 2018-10-12 | 2018-10-12 | A kind of surface spray coating process of door-window section bar |
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CN201811187025.1A CN109092647A (en) | 2018-10-12 | 2018-10-12 | A kind of surface spray coating process of door-window section bar |
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CN201811187025.1A Pending CN109092647A (en) | 2018-10-12 | 2018-10-12 | A kind of surface spray coating process of door-window section bar |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110064580A (en) * | 2019-04-26 | 2019-07-30 | 淄博纳银新材料科技有限公司 | A kind of means of defence of metal surface |
CN113117947A (en) * | 2021-04-14 | 2021-07-16 | 东莞建晖纸业有限公司 | Coating block cleaning method for vibrating screen feed tank |
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CN104549937A (en) * | 2013-10-18 | 2015-04-29 | 青岛市首胜实业有限公司 | Electrostatic powder spraying method of aluminum alloy door/window section |
CN105457874A (en) * | 2015-12-10 | 2016-04-06 | 太仓贝斯特机械设备有限公司 | Electrostatic powder spraying method of aluminum material building door and window |
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2018
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110064580A (en) * | 2019-04-26 | 2019-07-30 | 淄博纳银新材料科技有限公司 | A kind of means of defence of metal surface |
CN110064580B (en) * | 2019-04-26 | 2021-11-30 | 淄博纳银新材料科技有限公司 | Protection method for metal surface |
CN113117947A (en) * | 2021-04-14 | 2021-07-16 | 东莞建晖纸业有限公司 | Coating block cleaning method for vibrating screen feed tank |
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Address after: 239500 north three, latitude road, Quanjiao Economic Development Zone, Chuzhou, Anhui Applicant after: Jinpeng Energy Saving Technology Co., Ltd Address before: 239500 north three, latitude road, Quanjiao Economic Development Zone, Chuzhou, Anhui Applicant before: ANHUI JINPENG ENERGY SAVING TECHNOLOGY Co.,Ltd. |
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