CN116020723A - Paint spraying process for electrical cabinet - Google Patents
Paint spraying process for electrical cabinet Download PDFInfo
- Publication number
- CN116020723A CN116020723A CN202211504525.XA CN202211504525A CN116020723A CN 116020723 A CN116020723 A CN 116020723A CN 202211504525 A CN202211504525 A CN 202211504525A CN 116020723 A CN116020723 A CN 116020723A
- Authority
- CN
- China
- Prior art keywords
- electrical cabinet
- spraying
- epoxy primer
- paint
- electrical
- Prior art date
- 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.)
- Pending
Links
- 238000005507 spraying Methods 0.000 title claims abstract description 62
- 239000003973 paint Substances 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 37
- 239000004593 Epoxy Substances 0.000 claims abstract description 44
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims abstract description 36
- 229920000180 alkyd Polymers 0.000 claims abstract description 16
- 239000002966 varnish Substances 0.000 claims abstract description 16
- 238000007865 diluting Methods 0.000 claims abstract description 12
- 238000003756 stirring Methods 0.000 claims abstract description 12
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 10
- 244000137852 Petrea volubilis Species 0.000 claims description 10
- 238000005498 polishing Methods 0.000 claims description 10
- 239000007921 spray Substances 0.000 claims description 10
- 238000005406 washing Methods 0.000 claims description 10
- 239000007864 aqueous solution Substances 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 claims description 5
- 238000005238 degreasing Methods 0.000 claims description 5
- 238000005237 degreasing agent Methods 0.000 claims description 5
- 239000013527 degreasing agent Substances 0.000 claims description 5
- 239000000428 dust Substances 0.000 claims description 5
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 5
- 238000007781 pre-processing Methods 0.000 claims description 5
- 239000000243 solution Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000010422 painting Methods 0.000 claims 2
- 238000001035 drying Methods 0.000 claims 1
- 239000000853 adhesive Substances 0.000 abstract description 5
- 230000001070 adhesive effect Effects 0.000 abstract description 5
- 238000007591 painting process Methods 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000010960 cold rolled steel Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention relates to a paint spraying process for an electrical cabinet, which comprises the following steps of A, pretreatment; step B, a paint preparing step; step B1, uniformly stirring the epoxy primer, diluting the epoxy primer to the viscosity of 45-60S by using ethyl acetate, and diluting the epoxy primer to the viscosity of 25-30S by using ethyl acetate after uniformly stirring; step B2, the prepared paint passes through a screen mesh with 130-140 meshes to obtain pre-sprayed epoxy primer and alkyd varnish; and C, spraying. The adhesive force of the paint on the surface of the cabinet body is enhanced, the stability of the paint layer is improved, the pretreatment process condition is mild, the implementation is easy, and the painting process is simple and easy to operate.
Description
Technical Field
The invention relates to the technical field of electrical cabinet processing, in particular to a paint spraying process for an electrical cabinet.
Background
The electric cabinet is a cabinet which is formed by processing steel materials and is used for protecting components from working normally. The materials for manufacturing the electrical cabinet are generally divided into two types, namely a hot-rolled steel plate and a cold-rolled steel plate. Compared with a hot-rolled steel plate, the cold-rolled steel plate is softer in material and more suitable for manufacturing an electrical cabinet. The electric cabinet is widely used in chemical industry, environmental protection industry, electric power system, metallurgical system, industry, nuclear power industry, fire safety monitoring, traffic industry and the like. More electrical cabinets are used outdoors, and in order to well protect the surface of the electrical cabinet, the surface of the electrical cabinet needs to be painted.
Aiming at the problems that the existing painting process in the prior art is easy to cause poor adhesive force on the surface of a paint film and the paint layer is easy to peel off, the invention provides an electrical cabinet painting process which is good in spraying adhesive force and stable in paint layer.
Therefore, a paint spraying process for electrical cabinets needs to be developed.
Disclosure of Invention
The invention aims to provide a paint spraying process for an electrical cabinet, which has the advantages of enhanced adhesive force of paint on the surface of a cabinet body, improved stability of a paint layer, mild pretreatment process conditions, easiness in implementation and simplicity and easiness in operation of the paint spraying process.
In order to achieve the aim of the invention, a paint spraying process for an electrical cabinet is provided, which comprises the following steps,
step A, preprocessing;
step B, a paint preparing step;
step B1, uniformly stirring the epoxy primer, diluting the epoxy primer to the viscosity of 45-60S by using ethyl acetate, and diluting the epoxy primer to the viscosity of 25-30S by using ethyl acetate after uniformly stirring;
step B2, the prepared paint passes through a screen mesh with 130-140 meshes to obtain pre-sprayed epoxy primer and alkyd varnish;
and C, spraying.
In step a, in particular, the method is,
step A1, polishing burrs and oxide skin on the surface of a cabinet body of an electrical cabinet by using sand paper or a grinding wheel;
a2, cleaning and degreasing the surface of the electrical cabinet by using a degreasing agent aqueous solution;
and A3, using an oil and rust removing solution to remove oil and clean the surface of the electrical cabinet.
Further, the step A3 is followed by the step A4 of washing the electrical cabinet with clean water, washing with acetone and naturally airing.
In step C, in particular, the method is,
step C1, spraying the pre-sprayed epoxy primer obtained in the step B2 on the surface of an electrical cabinet by compressed air with the air pressure of 0.1-0.3 MPa, wherein the distance between the spraying surface and the spraying surface is 16-18 cm, the moving speed of a spray gun is 50-70 cm/s;
step C2, naturally airing the electrical cabinet coated with the epoxy primer, namely spraying the epoxy primer;
step C3, polishing the surface of the electrical cabinet sprayed with the epoxy primer by using sand paper, and wiping dust clean
And C4, spraying the pre-sprayed alkyd varnish obtained in the step B2 on the surface of the electrical cabinet polished and cleaned in the step C3 by compressed air with the air pressure of 0.3-0.5 MPa, wherein the distance between the spraying surface and the spraying surface is 20-25 cm, and the moving speed of a spray gun is 50-70 cm/s.
Specifically, step C5 is further included after step C4, and the electrical cabinet coated with the alkyd varnish is naturally dried, so that the paint spraying process is completed.
Compared with the prior art, the paint spraying process for the electrical cabinet has the advantages that:
(1) The adhesive force of the paint on the surface of the cabinet body is enhanced, the stability of the paint layer is improved, the pretreatment process condition is mild, the implementation is easy, and the operation of the painting process is simple and easy to implement;
(2) The process is simple and easy to operate.
Detailed Description
The invention will be further illustrated with reference to specific examples.
Example 1
A paint spraying process for an electrical cabinet comprises the following steps,
step A, preprocessing;
step B, a paint preparing step;
step B1, uniformly stirring the epoxy primer, diluting the epoxy primer to have the viscosity of 45S by using ethyl acetate, uniformly stirring, and diluting the epoxy primer to have the viscosity of 25S by using ethyl acetate;
step B2, the prepared paint passes through a 130-mesh screen to obtain pre-sprayed epoxy primer and alkyd varnish;
and C, spraying.
In the step A, the specific method is that,
step A1, polishing burrs and oxide skin on the surface of a cabinet body of an electrical cabinet by using sand paper or a grinding wheel;
a2, cleaning and degreasing the surface of the electrical cabinet by using a degreasing agent aqueous solution;
and A3, using an oil and rust removing solution to remove oil and clean the surface of the electrical cabinet.
And A4, washing the electrical cabinet with the oil removed by clean water, washing by acetone, and naturally airing.
In the step C, the specific method is that,
step C1, spraying the pre-sprayed epoxy primer obtained in the step B2 on the surface of an electrical cabinet by compressed air with the air pressure of 0.1MPa, wherein the distance between the spraying surface and the spraying surface is 16cm, and the moving speed of a spray gun is 50 cm/s;
step C2, naturally airing the electrical cabinet coated with the epoxy primer, namely spraying the epoxy primer;
step C3, polishing the surface of the electrical cabinet sprayed with the epoxy primer by using sand paper, and wiping dust clean
And C4, spraying the pre-sprayed alkyd varnish obtained in the step B2 on the surface of the electrical cabinet polished and cleaned in the step C3 by compressed air with the air pressure of 0.3MPa, wherein the distance between the spraying surface and the spraying surface is 20cm, and the moving speed of a spray gun is 50 cm/s.
And C5, naturally airing the electrical cabinet coated with the alkyd varnish, and thus finishing the paint spraying process.
Example 2
A paint spraying process for an electrical cabinet comprises the following steps,
step A, preprocessing;
step B, a paint preparing step;
step B1, uniformly stirring the epoxy primer, diluting the epoxy primer to have the viscosity of 50S by using ethyl acetate, uniformly stirring, and diluting the epoxy primer to have the viscosity of 27S by using ethyl acetate;
step B2, the prepared paint passes through a 135-mesh screen to obtain pre-sprayed epoxy primer and alkyd varnish;
and C, spraying.
In step a, in particular, the method is,
step A1, polishing burrs and oxide skin on the surface of a cabinet body of an electrical cabinet by using sand paper or a grinding wheel;
a2, cleaning and degreasing the surface of the electrical cabinet by using a degreasing agent aqueous solution;
and A3, using an oil and rust removing solution to remove oil and clean the surface of the electrical cabinet.
Further, the step A3 is followed by the step A4 of washing the electrical cabinet with clean water, washing with acetone and naturally airing.
In step C, in particular, the method is,
step C1, spraying the pre-sprayed epoxy primer obtained in the step B2 on the surface of an electrical cabinet by compressed air with the air pressure of 0.2MPa, wherein the distance between the spraying surface and the spraying surface is 17cm, the moving speed of a spray gun is 60 cm/s;
step C2, naturally airing the electrical cabinet coated with the epoxy primer, namely spraying the epoxy primer;
step C3, polishing the surface of the electrical cabinet sprayed with the epoxy primer by using sand paper, and wiping dust clean
And C4, spraying the pre-sprayed alkyd varnish obtained in the step B2 on the surface of the electrical cabinet polished and cleaned in the step C3 by compressed air with the air pressure of 0.4MPa, wherein the distance between the spraying surface and the spraying surface is 22cm, and the moving speed of a spray gun is 60 cm/s.
And C5, naturally airing the electrical cabinet coated with the alkyd varnish, and thus finishing the paint spraying process.
Example 3
A paint spraying process for an electrical cabinet comprises the following steps,
step A, preprocessing;
step B, a paint preparing step;
step B1, uniformly stirring the epoxy primer, diluting the epoxy primer to the viscosity of 60S by using ethyl acetate, uniformly stirring, and diluting the epoxy primer to the viscosity of 30S by using ethyl acetate;
step B2, the prepared paint passes through a 140-mesh screen to obtain pre-sprayed epoxy primer and alkyd varnish;
and C, spraying.
In step a, in particular, the method is,
step A1, polishing burrs and oxide skin on the surface of a cabinet body of an electrical cabinet by using sand paper or a grinding wheel;
a2, cleaning and degreasing the surface of the electrical cabinet by using a degreasing agent aqueous solution;
and A3, using an oil and rust removing solution to remove oil and clean the surface of the electrical cabinet.
And A4, washing the electrical cabinet with the oil removed by clean water, washing by acetone, and naturally airing.
In step C, in particular, the method is,
step C1, spraying the pre-sprayed epoxy primer obtained in the step B2 on the surface of an electrical cabinet by compressed air with the air pressure of 0.3MPa, wherein the distance between the spraying surface and the spraying surface is 18cm, the moving speed of a spray gun is 70 cm/s;
step C2, naturally airing the electrical cabinet coated with the epoxy primer, namely spraying the epoxy primer;
step C3, polishing the surface of the electrical cabinet sprayed with the epoxy primer by using sand paper, and wiping dust clean
And C4, spraying the pre-sprayed alkyd varnish obtained in the step B2 on the surface of the electrical cabinet polished and cleaned in the step C3 by compressed air with the air pressure of 0.5MPa, wherein the distance between the spraying surface and the spraying surface is 25cm, and the moving speed of a spray gun is 70 cm/s.
And C5, naturally airing the electrical cabinet coated with the alkyd varnish, and thus finishing the paint spraying process.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (5)
1. A paint spraying process for an electrical cabinet is characterized by comprising the following steps,
step A, preprocessing;
step B, a paint preparing step;
step B1, uniformly stirring the epoxy primer, diluting the epoxy primer to the viscosity of 45-60S by using ethyl acetate, and diluting the epoxy primer to the viscosity of 25-30S by using ethyl acetate after uniformly stirring;
step B2, the prepared paint passes through a screen mesh with 130-140 meshes to obtain pre-sprayed epoxy primer and alkyd varnish;
and C, spraying.
2. A process for painting electrical cabinets according to claim 1, characterized in that, in step A, the specific method consists in,
step A1, polishing burrs and oxide skin on the surface of a cabinet body of an electrical cabinet by using sand paper or a grinding wheel;
a2, cleaning and degreasing the surface of the electrical cabinet by using a degreasing agent aqueous solution;
and A3, using an oil and rust removing solution to remove oil and clean the surface of the electrical cabinet.
3. The paint spraying process for electrical cabinets according to claim 2, wherein the process further comprises, after the step A3, a step A4 of washing the electrical cabinet with clean water, washing with acetone, and naturally drying.
4. A process for painting electrical cabinets according to any one of claims 1 to 3, characterized in that, in step C, the specific method consists in,
step C1, spraying the pre-sprayed epoxy primer obtained in the step B2 on the surface of an electrical cabinet by compressed air with the air pressure of 0.1-0.3 MPa, wherein the distance between the spraying surface and the spraying surface is 16-18 cm, the moving speed of a spray gun is 50-70 cm/s;
step C2, naturally airing the electrical cabinet coated with the epoxy primer, namely spraying the epoxy primer;
step C3, polishing the surface of the electrical cabinet sprayed with the epoxy primer by using sand paper, and wiping dust clean
And C4, spraying the pre-sprayed alkyd varnish obtained in the step B2 on the surface of the electrical cabinet polished and cleaned in the step C3 by compressed air with the air pressure of 0.3-0.5 MPa, wherein the distance between the spraying surface and the spraying surface is 20-25 cm, and the moving speed of a spray gun is 50-70 cm/s.
5. A paint spraying process for electrical cabinets according to claim 4 further comprising step C5, after step C4, of naturally airing the electrical cabinet coated with alkyd varnish to complete the paint spraying process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211504525.XA CN116020723A (en) | 2022-11-29 | 2022-11-29 | Paint spraying process for electrical cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211504525.XA CN116020723A (en) | 2022-11-29 | 2022-11-29 | Paint spraying process for electrical cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116020723A true CN116020723A (en) | 2023-04-28 |
Family
ID=86076710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211504525.XA Pending CN116020723A (en) | 2022-11-29 | 2022-11-29 | Paint spraying process for electrical cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116020723A (en) |
-
2022
- 2022-11-29 CN CN202211504525.XA patent/CN116020723A/en active Pending
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20230428 |
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| WD01 | Invention patent application deemed withdrawn after publication |