CN102755948A - Container coating method and coating drying method for same - Google Patents
Container coating method and coating drying method for same Download PDFInfo
- Publication number
- CN102755948A CN102755948A CN2011101114735A CN201110111473A CN102755948A CN 102755948 A CN102755948 A CN 102755948A CN 2011101114735 A CN2011101114735 A CN 2011101114735A CN 201110111473 A CN201110111473 A CN 201110111473A CN 102755948 A CN102755948 A CN 102755948A
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- container
- underframe
- paint
- blowing device
- dry
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- 238000001035 drying Methods 0.000 title claims abstract description 33
- 238000000576 coating method Methods 0.000 title abstract description 36
- 239000011248 coating agent Substances 0.000 title abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000000034 method Methods 0.000 claims abstract description 32
- 238000005507 spraying Methods 0.000 claims abstract description 17
- 239000003973 paint Substances 0.000 claims description 71
- 238000007664 blowing Methods 0.000 claims description 52
- 230000037452 priming Effects 0.000 claims description 21
- 229920003266 Leaf® Polymers 0.000 claims description 8
- 210000000988 bone and bone Anatomy 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 claims description 5
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 4
- 239000007921 spray Substances 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 239000003085 diluting agent Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses a method for coating a container, which comprises the following steps of: spraying a layer of water-based primer on the inner surface and the outer surface of the container; and drying the water-based primer spayed on the inner surface and the outer surface of the container. The invention also discloses a method for drying the water-based coating sprayed on the surfaces of the container. The method comprises the following steps of: introducing air into the inside of the container and ventilating the outside of the container until the water-based coating sprayed on the inner surface and the outer surface of the container is completely dried. By adopting the methods disclosed by the invention, the water-based coating sprayed on the inner surface and the outer surface of the container can be dried within a stipulated time, flash rust is prevented, and the quality requirement of the container after being coated is met.
Description
Technical field
The present invention relates to container production technology, particularly a kind of method that container is carried out application relates more specifically to a kind of dry method of water paint on the container that is coated to that makes.
Background technology
By metal material particularly the container processed of steel need apply one or more layers coating at material surface usually and keep away with protective material and corroded or corrosion.Traditional coating is generally the oil paint that comprises organic solvents/diluents.Yet these organic solvent/diluents can evaporate in the process (also claiming dry run) that coating process and coating film forming are solidified, not only severe contamination construction environment and ambient atmosphere, and the health that can endanger the painting operation personnel.The development of shipping business has promoted the development of container manufacture.Therefore, the coating of container industry presses for greenization.
Now developed and made the water paint of water as solvent.Owing to is solvent with water, so water paint all significantly reduces than traditional oil paint the harm of environment and human body.Yet, also be that the coating process of traditional use oil paint also is not suitable for applying waterborne coating because with the reason of water as solvent.Specifically, in traditional coating process, at first at container surface spraying one deck priming paint, direct then spray paint leaves standstill up to the coating that is sprayed container dry afterwards.Because the organic solvent/diluent highly volatile in the oil paint, so dry run gets final product under the gravity-flow ventilation condition.Yet for water paint, aqueous priming paint particularly must be earlier etc. just can carry out the spraying of finish paint behind the priming paint bone dry of spraying; Otherwise container surface can occur dodging rust, has a strong impact on product quality.In addition, water paint is (for example 30min) inner drying at the appointed time also, dodges rust otherwise also can cause.
Therefore, press for and a kind ofly be suitable for using water paint container to be carried out the technology of application.
Summary of the invention
One object of the present invention is to provide a kind of dry method of water paint that is coated to container surface that makes, to satisfy the quality requirement after the container application.
Another object of the present invention is to provide a kind of and is suitable for utilizing water paint container to be carried out the method for application.
For realizing above-mentioned purpose; The invention provides a kind of dry method of water paint that is coated to container surface that makes; Comprise: to the inner blower of this container and make the external ventilation of this container, up to the water paint bone dry that is sprayed on this container inner surface and the outer surface.
Said container comprises: underframe; Be separately positioned on two sidewalls of these underframe both sides; Be arranged on the front bulkhead of this underframe one end; Be arranged on the door end of this underframe other end; And the roof that is arranged on the top of said two sidewalls, front bulkhead and door end, wherein said Men Duan comprises two door leafs that can open relatively.
Further, said underframe is a frame structure, and said drying means comprises from the below of said container the inner blower of this container.
Alternatively, the step to the inner blower of container comprises: below said underframe, be provided with two along the length direction of container and ranked first blowing device; And utilizing this two to ranked first blowing device and become predetermined angular respectively with horizontal plane to contiguous inside surface of side wall air-supply, this predetermined angular is between about 15 degree to about 90 degree.
Said two ranked first the vertical plane of symmetry symmetric arrangement of blowing device with respect to said container, and interval one preset distance, and this preset distance is not more than about 2400mm.
Alternatively, the step to the inner blower of container also comprises: below said underframe, be provided with one along the length direction of container and ranked second blowing device; And utilize this second blowing device generally perpendicularly to blow to the inner surface of said roof.
Said second blowing device is arranged in the center of said container width direction.
Alternatively, the step to the inner blower of container also comprises: four the 3rd blowing devices are set below said underframe; And utilize these four the 3rd blowing devices to blow towards four drift angles of said internal container respectively.
Said drying means also comprises: the temperature of said container environment of living in is maintained at about between 5 ℃~about 80 ℃, preferably between about 25 ℃~about 75 ℃, further preferably between about 40 ℃~about 50 ℃.
Said drying means also comprises: the relative humidity of said container environment of living in is remained on be not more than approximately 70%, preferably be not more than approximately 50%, further preferably be not more than about 40%.
Said drying means also comprises: keep the part unlatching at least of said two door leafs.
Said water paint can be aqueous priming paint.
For realizing above-mentioned purpose, the present invention also provides a kind of method that container is carried out application, comprising: to inner surface and outer surface spraying one deck aqueous priming paint of said container; And the inner surface that utilizes foregoing drying means according to the present invention to make to be coated to this container and the aqueous priming paint on the outer surface are dry.
Said coating process also comprises: after said aqueous priming paint drying, to interior and outer surface spraying one deck aqueous finish paint of said container; And make that said one deck aqueous finish paint of spraying is dry.
Said coating process also comprises: after said one deck aqueous finish paint drying, to another layer of interior and outer surface spraying aqueous finish paint of said container; And said another layer aqueous finish paint drying that makes spraying.
Should be appreciated that the combination that above-mentioned characteristic of the present invention can be useful, these combinations belong in the scope of the present invention.
The water paint that utilizes drying means of the present invention to make at the appointed time to be coated to the inside and outside surface of container is dry, avoids dodging the generation of rust phenomenon, satisfies the quality requirement of container after the application.Coating process of the present invention has been owing to increased the step that makes priming paint dry after the step of spraying priming paint, thereby solved that those skilled in the art expect to solve always and unsolved use water paint carries out application to container surface and satisfy this difficult problem of coating quality requirement.
Description of drawings
Below in conjunction with accompanying drawing and detailed embodiment the present invention is elaborated, wherein:
Figure 1A is the perspective view of container to be sprayed according to an embodiment of the invention;
Figure 1B is from the container stereo structural representation shown in another angle;
Fig. 2 is the flow chart of coating process according to an embodiment of the invention;
Fig. 3 is the flux map of blowing according to an embodiment of the invention;
Fig. 4 is the flux map of blowing according to another embodiment of the present invention;
Fig. 5 is the air-supply flux map according to further embodiment of this invention;
Fig. 6 is an air-supply arrangement schematic layout pattern according to one preferred embodiment of the present invention;
Fig. 7 is the flow chart of coating process according to another embodiment of the present invention.
The specific embodiment
Below, through exemplary embodiment the present invention is specifically described.Yet should be appreciated that under the situation that does not have further narration, element, structure and the characteristic described in one embodiment also can be attached among other embodiment valuably.
Shown in Figure 1A, 1B, container to be sprayed according to an embodiment of the invention representes that with 10 it comprises on the whole: underframe 11; Be separately positioned on two sidewalls 12,13 of the both sides of underframe 11; Be arranged on the front bulkhead 14 of an end of underframe 11; Be arranged on the door end 15 of the other end of underframe 11; And the roof 16 that is arranged on the top of sidewall 12 and 13, front bulkhead 14 and door end 15, wherein door end 15 comprises two door leafs that can open relatively 151,152.When carrying out coating process, underframe 11 is preferably the not frame structure of laying floor.
Next, be example with container 10, explain according to water paint drying means of the present invention and container coating process.Yet should be appreciated that method of the present invention also is applicable to container, pallet case of other structures etc.As shown in Figure 2, coating process comprises according to an embodiment of the invention: at first, and to inner surface and outer surface spraying one deck water paint, the for example aqueous priming paint (step S10) of container 10; Then, to the inner blower of container 10 and make its external ventilation, up to this one deck water paint bone dry (step S20) of spraying.
Owing to the coating on the inner surface that sprays to container 10 is more difficult dry than the coating that sprays on the outer surface; Therefore here; The mode that employing is initiatively blown to internal container is quickened the drying that inner surface is coated, and can adopt the mode of passive ventilation to realize the drying that the container outer surface is coated.Usually, in coating coating and dry run, two door leafs the 151, the 152nd, part is opened at least, to guarantee the coating quality of door leaf.Advantageously, door leaf 151,152 feasible internal container is initiatively blown of the underframe 11 of frame structure and part unlatching at least also can promote the outer air of container to flow, thereby help the drying that the container outer surface is coated.
According to the present invention, in the water paint dry run, can be from the inner blower of the lower direction container 10 of underframe 11.For example, one or more blowing devices can be set below underframe 11, feasible air-flow from blowing device passes the underframe 11 of frame structure and blows to the inner surface of container 10.
In one embodiment of this invention; As shown in Figure 3; Can be below chassis of container 11, be provided with two along the length direction of container 10 and ranked first blowing device 20,21, and utilize this two ranked first blowing device 20,21 respectively at a predetermined angle α 1, α 2 to separately near the inner surface air-supply of sidewall 12,13.Angle [alpha] 1 is respectively the blowing mouth direction of corresponding blowing device and the angle of horizontal plane with α 2, and its scope all can be between about 15 degree~about 90 degree.Preferably, this two ranked first the vertical plane of symmetry P symmetric arrangement of blowing device 20,21 with respect to container 10, and a predetermined distance d at interval, and this can be set to be not more than about 2400mm apart from d.
As shown in Figure 3, the air-flow of seeing off from blowing device 20/21 can flow along the direction of sidewall 12/13 towards roof 16 after for example arriving the inner surface of corresponding sidewall 12/13 along the direction of arrow R1, R2; Afterwards air-flow can by roof 16 again secondary reflection return in the case, for example along the direction of arrow R3, R4, increased container 10 inner air thus and flowed, particularly near the air sidewall 12,13 inner surfaces flows.Therefore, two ranked first blowing device 20,21 setting be particularly conducive to the drying of water paint on container side wall 12,13 inner surfaces.
In another embodiment of the present invention; As shown in Figure 4; Also can be below chassis of container 11 be provided with one and ranked second blowing device 30, and utilize this second blowing device 30 in an approximate vertical direction to the inner surface air-supply of container roof 16 along the length direction of container 10.Preferably, blowing device 30 can be arranged in the center of container 10 widths.As shown in Figure 4; The air-flow of seeing off from blowing device 30 can arrive roof 16 straight up along the direction of arrow R5; Afterwards can be by roof 16 reflections; Direction along arrow R6, R7 flows downward from both sides respectively, flows thereby further increased container 10 inner air, and particularly near the air roof 16 inner surfaces flows.Therefore, the setting of second blowing device 30 is particularly conducive to the drying of water paint on roof 16 inner surfaces.
Preferably, as shown in Figure 5, can first blowing device 20,21 be used in combination with second blowing device 30, coat dry uniformity thereby can improve container 10 inner surfaces, shorten the volume drying time of container 10, help improving end product quality.
In order further to shorten the volume drying time of container 10, can be difficult to dry position especially to container 10 inside and set up independent blowing device.For example, four the 3rd blowing devices 40 can be set below chassis of container 11, and utilize these four blowing devices 40 to blow towards container 10 four inner drift angles respectively, to quicken the coating rate of drying of interior top corner near zone.Blowing angle and blowing amount etc. can be opened and regulated separately to four the 3rd blowing devices 40 separately.Blowing device 40 can use with blowing device 20,21 and/or blowing device 30 combinations.
As shown in Figure 6; According to one preferred embodiment of the present invention; Can first, second make up use with the 3rd blowing device; Wherein second blowing device 30 is arranged in two and ranked first in the middle of blowing device 20 and 21, and four the 3rd blowing devices 40 respectively near two ranked first blowing device 20 and 21 the two ends layout.Wherein, whenever ranked first blowing device 20 (21) can be made up of one or more (being three here) blowing mouth 20a, 20b, 20c (21a, 21b, 21c), and the big I of the angle of these blowing mouths and blowing amount is regulated separately respectively.
Should be appreciated that according to the present invention the air-supply arrangement or the air supply method that also can utilize other quicken the drying of water paint on the container 10 inside and outside surfaces.For instance, can be from air-supply in the lateral container 10 of the door end 15 opened.Alternatively, other air-supply arrangement also can be set initiatively blows at least a portion of the outer surface of container 10.
Preferably; Drying for the water paint that quickens container surface can be maintained at about the temperature of container environment of living between 5 ℃~about 80 ℃ in dry run; Preferably between about 25 ℃~about 75 ℃, further preferably between about 40 ℃~about 50 ℃.The maintenance that it will be apparent to those skilled in the art that this temperature can realize through any known maintenance temperature methods and equipment.
Drying for the water paint that quickens container surface; Can also be in dry run, the relative humidity of container environment of living in remained on be not more than approximately 70%, preferably be not more than about 50%; Further preferably be not more than approximately 40%, further preferably be not more than about 25% again.The maintenance that it will be apparent to those skilled in the art that this relative humidity can realize through any known maintenance relative humidity method and apparatus.
In one embodiment of the invention, can in about 20min, realize being coated in the bone dry of the aqueous priming paint on 20 ' TEU (Twenty-foot Equivalent Unit).In another embodiment of the present invention, can in about 24min, realize being coated in the bone dry of the aqueous priming paint on 40 ' TEU (Twenty-foot Equivalent Unit).Behind the aqueous priming paint bone dry, can proceed subsequent processing.
In general, the container that is coated with aqueous priming paint can satisfy anticorrosion and antirust requirement basically.Yet, also can further apply one or more layers aqueous finish paint according to customer demand.Fig. 7 shows container coating process according to another embodiment of the present invention.Different with the coating process shown in Fig. 2 is after the aqueous priming paint drying, can spray one deck aqueous finish paint (step S30) on the inside and outside surface of container again, the feasible afterwards aqueous finish paint that is sprayed dry (step S40); Afterwards, preferably can also spray second layer aqueous finish paint (step S50) again on the inside and outside surface of container, and feasible second aqueous finish paint that is sprayed dry (step 60).
Because container surface has been coated with one deck priming paint, and the coating of finish paint is thinner than priming paint, therefore utilizes the drying process of traditional oiliness top coat can satisfy the dry requirement of water paint finish paint basically.The drying means according to the present invention that certainly, also can utilize the front to describe is realized the drying of aqueous finish paint.
Though should be pointed out that invention has been described through above-mentioned embodiment, yet the present invention also can have other numerous embodiments.Under the prerequisite that does not break away from spirit and scope of the invention; Those of ordinary skill in the art obviously can make various corresponding changes and distortion to the present invention, but these changes and distortion all should belong in the scope that accompanying claims of the present invention and equivalent thereof protect.
Claims (15)
1. one kind makes the dry method of water paint that is coated to container surface, it is characterized in that, comprising: to the inner blower of this container and make the external ventilation of this container, up to the water paint bone dry that is sprayed on this container inner surface and the outer surface.
2. method according to claim 1 is characterized in that said container comprises: underframe; Be separately positioned on two sidewalls of these underframe both sides; Be arranged on the front bulkhead of this underframe one end; Be arranged on the door end of this underframe other end; And the roof that is arranged on the top of said two sidewalls, front bulkhead and door end, wherein said Men Duan comprises two door leafs that can open relatively.
3. method according to claim 2 is characterized in that, said underframe is a frame structure, and said method comprises from the below of said underframe the inner blower of this container.
4. method according to claim 3 is characterized in that, the step of the inner blower of container is comprised: below said underframe, be provided with two along the length direction of container and ranked first blowing device; And utilize this two ranked first blowing device become with horizontal plane respectively predetermined angular to separately near inside surface of side wall air-supply, this predetermined angular is between about 15 degree to about 90 degree.
5. method according to claim 4 is characterized in that, said two ranked first the vertical plane of symmetry symmetric arrangement of blowing device with respect to said container, and interval one preset distance, and this preset distance is not more than about 2400mm.
6. method according to claim 3 is characterized in that, the step of the inner blower of container is also comprised: below said underframe, be provided with one along the length direction of container and ranked second blowing device; And utilize this second blowing device generally perpendicularly to blow to the inner surface of said roof.
7. method according to claim 6 is characterized in that said second blowing device is arranged in the center of said container width direction.
8. according to each described method among the claim 4-7, it is characterized in that, the step of the inner blower of container is also comprised: four the 3rd blowing devices are set below said underframe; And utilize these four the 3rd blowing devices to blow towards four drift angles of said internal container respectively.
9. method according to claim 1 is characterized in that, also comprises: the temperature of said container environment of living in is maintained at about between 5 ℃~about 80 ℃, preferably between about 25 ℃~about 75 ℃, further preferably between about 40 ℃~about 50 ℃.
10. according to claim 1 or 9 described methods, it is characterized in that, also comprise: the relative humidity of said container environment of living in is remained on be not more than approximately 70%, preferably be not more than approximately 50%, further preferably be not more than about 40%.
11. method according to claim 2 is characterized in that, also comprises: keep the part unlatching at least of said two door leafs.
12. method according to claim 1 is characterized in that, said water paint is an aqueous priming paint.
13. the method that container is carried out application is characterized in that, comprising:
Inner surface and outer surface spraying one deck aqueous priming paint to said container; And
Utilizing like each described method among the claim 1-12 makes the aqueous priming paint on the interior and outer surface that is coated to this container dry.
14. method according to claim 13 is characterized in that, also comprises: after said aqueous priming paint drying, to interior and outer surface spraying one deck aqueous finish paint of said container; And make that said one deck aqueous finish paint of spraying is dry.
15. method according to claim 14 is characterized in that, also comprises: after said one deck aqueous finish paint drying, to another layer of interior and outer surface spraying aqueous finish paint of said container; And said another layer aqueous finish paint drying that makes spraying.
Priority Applications (1)
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CN2011101114735A CN102755948A (en) | 2011-04-29 | 2011-04-29 | Container coating method and coating drying method for same |
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CN2011101114735A CN102755948A (en) | 2011-04-29 | 2011-04-29 | Container coating method and coating drying method for same |
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CN2011101114735A Pending CN102755948A (en) | 2011-04-29 | 2011-04-29 | Container coating method and coating drying method for same |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108016772A (en) * | 2016-11-04 | 2018-05-11 | 中集集团集装箱控股有限公司 | The manufacture method of water paint case |
CN108016770A (en) * | 2016-11-04 | 2018-05-11 | 中集集团集装箱控股有限公司 | The manufacture method of water paint case |
CN113198285A (en) * | 2021-06-07 | 2021-08-03 | 厦门嘉戎技术股份有限公司 | Anti-corrosion sewage treatment container |
CN113369111A (en) * | 2021-05-27 | 2021-09-10 | 常州新华昌国际集装箱有限公司 | Water-based paint coating method for container |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5456023A (en) * | 1994-06-28 | 1995-10-10 | Ransburg Corporation | Advance cure paint spray booth |
CN101450738A (en) * | 2007-11-28 | 2009-06-10 | 广东顺安达太平货柜有限公司 | Container and method for producing the same |
-
2011
- 2011-04-29 CN CN2011101114735A patent/CN102755948A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5456023A (en) * | 1994-06-28 | 1995-10-10 | Ransburg Corporation | Advance cure paint spray booth |
CN101450738A (en) * | 2007-11-28 | 2009-06-10 | 广东顺安达太平货柜有限公司 | Container and method for producing the same |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108016772A (en) * | 2016-11-04 | 2018-05-11 | 中集集团集装箱控股有限公司 | The manufacture method of water paint case |
CN108016770A (en) * | 2016-11-04 | 2018-05-11 | 中集集团集装箱控股有限公司 | The manufacture method of water paint case |
CN108016770B (en) * | 2016-11-04 | 2021-09-21 | 中集集团集装箱控股有限公司 | Method for manufacturing water paint box |
CN108016772B (en) * | 2016-11-04 | 2021-09-21 | 中集集团集装箱控股有限公司 | Method for manufacturing water paint box |
CN113369111A (en) * | 2021-05-27 | 2021-09-10 | 常州新华昌国际集装箱有限公司 | Water-based paint coating method for container |
CN113198285A (en) * | 2021-06-07 | 2021-08-03 | 厦门嘉戎技术股份有限公司 | Anti-corrosion sewage treatment container |
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Application publication date: 20121031 |