CN114602778A - Rapid spraying process for producing fuel tank cap - Google Patents
Rapid spraying process for producing fuel tank cap Download PDFInfo
- Publication number
- CN114602778A CN114602778A CN202210222897.7A CN202210222897A CN114602778A CN 114602778 A CN114602778 A CN 114602778A CN 202210222897 A CN202210222897 A CN 202210222897A CN 114602778 A CN114602778 A CN 114602778A
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- China
- Prior art keywords
- spraying
- spraying process
- primer
- fuel tank
- rapid
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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
- B05D7/24—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 for applying particular liquids or other fluent materials
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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
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
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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
- 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
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05F—STATIC ELECTRICITY; NATURALLY-OCCURRING ELECTRICITY
- H05F3/00—Carrying-off electrostatic charges
- H05F3/06—Carrying-off electrostatic charges by means of ionising radiation
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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 rapid spraying process for producing an oil tank cover, wherein an acrylic resin coating is used in the spraying process, the rapid spraying process is applied to the oil tank cover, the spraying process applied to the oil tank cover is an ion spraying process, and the ion spraying process comprises the following steps of firstly, preprocessing; the pretreatment of the fuel tank cap comprises removing dust and static electricity on the surface of the fuel tank cap; step two, clamping and fixing; clamping the pretreated fuel tank cap by using a clamping tool; thirdly, spraying primer for one time; and spraying primer on the front surface of the clamped and fixed oil tank cover. According to the invention, the ion air gun is used for pretreating the surface of the oil tank cover during spraying, so that the neutralization treatment of static electricity accumulated on the surface of the oil tank cover is realized, the occurrence of quality defects of a paint surface is effectively reduced, and meanwhile, the clamping area is regulated through the clamping and fixing step, so that the neutralization static electricity and spraying of the previous clamping area are realized, and the spraying coverage rate and the spraying quality are improved.
Description
Technical Field
The invention relates to the technical field of coating spraying, in particular to a rapid spraying process for producing an oil tank cover.
Background
The automobile oil filling cover is a cover which can be opened from the side surface of the tail end of an automobile, and an automobile shell belongs to assembling and manufacturing in the production and manufacturing process, so that the local oil filling cover is usually independently produced and processed and then assembled, and most of the existing oil tank covers are automatic spraying, namely automatically covering protective layers or decorative layers on the surfaces of metal and nonmetal, so that the special tool for intelligently replacing manual labor is adopted. The automatic spraying is full-automatic spraying, and the dynamics is even, fast, spraying is efficient, has reduced a large amount of time and labour. The method has the advantages of wide application, strong applicability, strong pertinence of professional spraying, high yield and capability of achieving high-quality and high-efficiency spraying; completely digitalized computer operation, data parameter memory and storage, and humanized graphic display interface; the spraying debugging is not simple, the debugging of a common workpiece is finished within 15 minutes, and the programming takes a certain surface of the workpiece as an integral program segment, so that the original complicated program list is avoided; the rotatory tool dish of cooperation work piece or platform chain conveyor can obtain the product of high efficiency high quality, at first needs a anchor clamps to carry out the centre gripping before its processing, at traditional spraying in-process, because there is the static problem in centre gripping position for oil tank cap edge easily produces static and adsorbs the lacquer painting quality defect, reprocess volume is big to and dismouting difficulty scheduling problem.
The existing design of the process is that an ion air gun is additionally arranged on a spraying gun, the ion air gun is used for conducting static neutralization on a spraying area firstly, then spraying is conducted, and meanwhile, the clamping position of a clamp is changed every time, so that the clamping position can be sprayed, and the spraying coverage rate and the spraying quality are improved; therefore, the rapid spraying process for producing the oil tank cover is designed.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a rapid spraying process for producing an oil tank cover, which aims to better and effectively solve the problems that static electricity exists at a clamping part in the prior art, so that electrostatic adsorption is easily generated at the edge of the oil tank cover, the quality defect of a painted surface is caused, the repair amount is large, and the disassembly and the assembly are difficult.
In order to achieve the purpose, the invention adopts the technical scheme that:
a rapid spraying process for producing an oil tank cap uses acrylic resin paint in the spraying process, the rapid spraying process is applied to the oil tank cap, the spraying process applied to the oil tank cap is an ion spraying process, the ion spraying process comprises the following steps,
step one, pretreatment; the pretreatment of the fuel tank cap comprises removing dust and static electricity on the surface of the fuel tank cap;
step two, clamping and fixing; clamping the pretreated fuel tank cap by using a clamping tool;
thirdly, spraying primer for one time; spraying primer on the front surface of the clamped and fixed oil tank cover;
step four, performing primary additional spraying of primer; switching the clamping position, and spraying primer to the last clamping area;
step five, spraying the primer for the second time; spraying primer on the turned surface of the oil tank cover which is clamped and fixed;
sixthly, secondary primer spraying is carried out; switching the clamping position, and spraying primer to the last clamping area;
step seven, drying for the first time; carrying out primary drying treatment on the fuel tank cap obtained in the step six; the temperature of the primary drying treatment is 180 +/-20 ℃, and the time of the primary drying treatment is 110 +/-10 minutes;
step eight, spraying finish paint; spraying finish paint on the front surface of the oil tank cover obtained in the step seven;
step nine, secondary drying; and (5) drying the fuel tank cap obtained in the step eight for the second time.
Preferably, the ion spraying process uses an ion air gun.
Preferably, in the first step, the distance between the ion wind gun and the fuel tank cap is 140 ± 20 mm.
Preferably, in the step one, the pretreatment time is 15 ± 5 min.
Preferably, in the first step, the pressure of the working air pressure of the ion air gun is 0.5 +/-0.2 Mpa.
Preferably, in the third step and the fourth step, the number of times of spraying the primer once and spraying the primer again once is 20 +/-5 times.
Preferably, in the fifth step and the sixth step, the number of times of spraying the primer twice and spraying the primer again twice is 10 +/-5 times.
Preferably, in the third step and the fourth step, the single spraying thickness of the primary spraying primer and the primary complementary spraying primer is 0.02 +/-0.005 mm.
Preferably, in the fifth step and the sixth step, the thickness of the single spraying of the secondary spraying primer and the secondary complementary spraying primer is 0.01 +/-0.005 mm.
Preferably, the main component of the acrylic resin coating is epoxy modified acrylic resin, and the parts of the epoxy modified acrylic resin are 60 +/-10 parts.
The invention has the beneficial effects that: according to the rapid spraying process for producing the oil tank cap, disclosed by the invention, the surface of the oil tank cap is pretreated by using the ion air gun during spraying, so that the static electricity accumulated on the surface of the oil tank cap is neutralized, the occurrence of quality defects of a paint surface is effectively reduced, the spraying quality is improved, meanwhile, the clamping area is regulated through the clamping and fixing step, the static electricity neutralization and spraying of the previous clamping area are realized, and the spraying coverage rate and the spraying quality are improved.
Drawings
Fig. 1 is a flow chart of a rapid spraying process for producing a fuel tank cap according to the present invention.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
As shown in FIG. 1, the rapid spraying process for producing the fuel tank cap according to the present invention uses an acrylic resin paint, and is applied to the fuel tank cap, wherein the spraying process applied to the fuel tank cap is an ion spraying process, and the ion spraying process comprises the following steps,
step one, pretreatment; the pretreatment of the fuel tank cap comprises removing dust and static electricity on the surface of the fuel tank cap;
step two, clamping and fixing; clamping the pretreated fuel tank cap by using a clamping tool;
thirdly, spraying primer for one time; spraying primer on the front surface of the clamped and fixed oil tank cover;
step four, performing primary additional spraying of primer; switching the clamping position, and spraying primer to the last clamping area;
step five, spraying the primer for the second time; spraying primer on the turned surface of the oil tank cover which is clamped and fixed;
sixthly, secondary primer spraying is carried out; switching the clamping position, and spraying primer to the last clamping area;
step seven, drying for the first time; carrying out primary drying treatment on the fuel tank cap obtained in the step six; the temperature of the primary drying treatment is 180 +/-20 ℃, and the time of the primary drying treatment is 110 +/-10 minutes;
step eight, spraying finish paint; spraying finish paint on the front surface of the oil tank cover obtained in the step seven;
step nine, secondary drying; and (5) drying the fuel tank cap obtained in the step eight for the second time.
Specifically, the ion spraying process uses an ion air gun, the tip of the ion air gun generates a discharge phenomenon due to the action of high voltage, air flowing through the ion air gun is punctured so as to be charged, high-speed charged air flow is formed, the air flow contains positive charges and negative charges, and static charges accumulated on the surface of the oil tank cover can be neutralized.
Specifically, in the step one, the distance between the ion air gun and the oil tank cover is 140 +/-20 mm, and the spraying distance is adjusted to ensure that the static electricity removing effect is better.
Specifically, in the step one, the pretreatment time is 15 ± 5min, and the longer the time for cleaning and removing static electricity from the surface of the fuel tank cap is, the better the subsequent spraying quality can be ensured.
Specifically, the working pressure of the ion air gun is 0.5 +/-0.2 MPa, the static electricity removing time of the static electricity removing effect is inversely proportional to the air pressure, and the effect of 0.5 +/-0.2 MPa tends to be good.
Specifically, in the third step and the fourth step, the number of times of spraying the primer once and supplementing the spraying of the primer once is 20 +/-5 times, and multiple spraying can ensure that the layer is thick and uniform, so that the spraying quality is improved.
In the fifth step and the sixth step, the number of times of spraying the primer for the second time and supplementing the spraying of the primer for the second time is 10 +/-5 times, the thick and uniform layer can be ensured by multiple spraying, meanwhile, the contact exposure time of the back of the oil tank cover is short, compared with the spraying number of times of the front of the oil tank cover, the material consumption can be reduced, and the cost is saved.
Specifically, in the third step and the fourth step, the single spraying thickness of the primary spraying primer and the primary complementary spraying primer is 0.02 +/-0.005 mm.
Specifically, in the fifth step and the sixth step, the thickness of the single spraying of the secondary spraying primer and the secondary complementary spraying primer is 0.01 +/-0.005 mm.
Specifically, the main component of the acrylic resin coating is epoxy modified acrylic resin, the parts of the epoxy modified acrylic resin are 60 +/-10 parts, and the epoxy modified acrylic resin is adopted as the acrylic resin coating, so that the acrylic resin coating has good water resistance and chemical resistance, excellent light and color retention and high drying speed, the time for primary drying and secondary drying is shortened, and the processing efficiency is greatly improved.
In conclusion, the rapid spraying process for producing the oil tank cap of the invention realizes neutralization treatment of static electricity gathered on the surface of the oil tank cap by using the ion air gun to pretreat the surface of the oil tank cap during spraying, effectively reduces the occurrence of quality defects of a paint surface, improves the spraying quality, simultaneously adjusts the clamping area through the clamping and fixing steps to realize neutralization static electricity and spraying on the previous clamping area, improves the spraying coverage rate and the spraying quality, adopts the epoxy modified acrylic resin as the acrylic resin coating, has good water resistance, chemical resistance, good light and color retention and high drying speed, reduces the time of primary drying and secondary drying while improving the spraying quality, further improves the processing efficiency, simultaneously adopts a multi-spraying mode to ensure complete and uniform paint surface, different spraying times are set according to the front side and the back side, so that the using amount of the coating is reduced, and meanwhile, the cost is reduced.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A quick spraying process for producing an oil tank cover is characterized by comprising the following steps: the acrylic resin coating is used in the spraying process, the rapid spraying process is applied to the fuel tank cap, the spraying process applied to the fuel tank cap is an ion spraying process, and the ion spraying process comprises the following steps,
step one, pretreatment; the pretreatment of the fuel tank cap comprises removing dust and static electricity on the surface of the fuel tank cap;
step two, clamping and fixing; clamping the pretreated fuel tank cap by using a clamping tool;
thirdly, spraying primer for one time; spraying primer on the front surface of the clamped and fixed oil tank cover;
step four, performing primary additional spraying of primer; switching the clamping position, and spraying primer to the last clamping area;
step five, spraying the primer for the second time; spraying primer on the turned surface of the clamped and fixed oil tank cover;
sixthly, secondary primer spraying is carried out; switching the clamping position, and spraying primer on the last clamping area;
step seven, drying for the first time; carrying out primary drying treatment on the fuel tank cap obtained in the step six; the temperature of the primary drying treatment is 180 +/-20 ℃, and the time of the primary drying treatment is 110 +/-10 minutes;
step eight, spraying finish paint; spraying finish paint on the front surface of the oil tank cover obtained in the step seven;
step nine, secondary drying; and (5) drying the fuel tank cap obtained in the step eight for the second time.
2. The rapid spraying process for producing the fuel tank cap according to claim 1, wherein the rapid spraying process comprises the following steps: the ion spraying process uses an ion air gun.
3. The rapid spraying process for producing the fuel tank cap according to claim 2, wherein the rapid spraying process comprises the following steps: in the first step, the distance between the ion air gun and the oil tank cover is 140 +/-20 mm.
4. The rapid spraying process for producing the fuel tank cap according to claim 1, wherein the rapid spraying process comprises the following steps: in the first step, the pretreatment time is 15 +/-5 min.
5. The rapid spraying process for producing the fuel tank cap according to claim 2, wherein the rapid spraying process comprises the following steps: in the first step, the working pressure of the ion air gun is 0.5 +/-0.2 Mpa.
6. The rapid spraying process for producing the fuel tank cap according to claim 1, wherein the rapid spraying process comprises the following steps: and step three and step four, the number of times of spraying the primer once and supplementing the primer once is 20 +/-5 times.
7. The rapid spraying process for producing the fuel tank cap according to claim 1, wherein the rapid spraying process comprises the following steps: and in the fifth step and the sixth step, the times of spraying the primer for the second time and supplementing and spraying the primer for the second time are 10 +/-5 times.
8. The rapid spraying process for producing the fuel tank cap according to claim 1, wherein the rapid spraying process comprises the following steps: and step three and step four, the single spraying thickness of the primary spraying primer and the primary complementary spraying primer is 0.02 +/-0.005 mm.
9. The rapid spraying process for producing the fuel tank cap according to claim 1, wherein the rapid spraying process comprises the following steps: and in the fifth step and the sixth step, the thickness of the single spraying of the secondary spraying primer and the secondary complementary spraying primer is 0.01 +/-0.005 mm.
10. The rapid spraying process for producing the fuel tank cap according to claim 1, wherein the rapid spraying process comprises the following steps: the main component of the acrylic resin coating is epoxy modified acrylic resin, and the parts of the epoxy modified acrylic resin are 60 +/-10 parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210222897.7A CN114602778A (en) | 2022-03-09 | 2022-03-09 | Rapid spraying process for producing fuel tank cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210222897.7A CN114602778A (en) | 2022-03-09 | 2022-03-09 | Rapid spraying process for producing fuel tank cap |
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| Publication Number | Publication Date |
|---|---|
| CN114602778A true CN114602778A (en) | 2022-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210222897.7A Pending CN114602778A (en) | 2022-03-09 | 2022-03-09 | Rapid spraying process for producing fuel tank cap |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106221569A (en) * | 2016-08-26 | 2016-12-14 | 太仓市美航涂料有限公司 | A kind of high adhesion force acrylic resin paint and preparation method thereof |
| CN106941757A (en) * | 2017-05-03 | 2017-07-11 | 重庆铂汉塑胶有限公司 | A kind of Destaticizing device |
| CN108212605A (en) * | 2018-03-30 | 2018-06-29 | 宁波高新区神台德机械设备有限公司 | Adjustable automobile accessory Clamp of spraying paint |
| CN211514932U (en) * | 2019-10-10 | 2020-09-18 | 苏州万华金属制品有限公司 | Coating clamp |
-
2022
- 2022-03-09 CN CN202210222897.7A patent/CN114602778A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106221569A (en) * | 2016-08-26 | 2016-12-14 | 太仓市美航涂料有限公司 | A kind of high adhesion force acrylic resin paint and preparation method thereof |
| CN106941757A (en) * | 2017-05-03 | 2017-07-11 | 重庆铂汉塑胶有限公司 | A kind of Destaticizing device |
| CN108212605A (en) * | 2018-03-30 | 2018-06-29 | 宁波高新区神台德机械设备有限公司 | Adjustable automobile accessory Clamp of spraying paint |
| CN211514932U (en) * | 2019-10-10 | 2020-09-18 | 苏州万华金属制品有限公司 | Coating clamp |
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Application publication date: 20220610 |