CN209348924U - Epoxy finishing system inside and outside a kind of small-caliber steel pipe - Google Patents
Epoxy finishing system inside and outside a kind of small-caliber steel pipe Download PDFInfo
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- CN209348924U CN209348924U CN201822125285.8U CN201822125285U CN209348924U CN 209348924 U CN209348924 U CN 209348924U CN 201822125285 U CN201822125285 U CN 201822125285U CN 209348924 U CN209348924 U CN 209348924U
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- Prior art keywords
- steel pipe
- small
- outside
- ball blast
- caliber steel
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 68
- 239000010959 steel Substances 0.000 title claims abstract description 68
- 239000004593 Epoxy Substances 0.000 title claims abstract description 21
- 238000000576 coating method Methods 0.000 claims abstract description 30
- 239000011248 coating agent Substances 0.000 claims abstract description 27
- 238000005422 blasting Methods 0.000 claims abstract description 26
- 238000010438 heat treatment Methods 0.000 claims abstract description 18
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 238000001816 cooling Methods 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 13
- 102000004142 Trypsin Human genes 0.000 claims abstract description 10
- 108090000631 Trypsin Proteins 0.000 claims abstract description 10
- 239000012588 trypsin Substances 0.000 claims abstract description 10
- 238000005507 spraying Methods 0.000 claims abstract description 7
- 230000003139 buffering effect Effects 0.000 claims description 16
- 238000004140 cleaning Methods 0.000 claims description 9
- 230000006698 induction Effects 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims description 3
- 238000007711 solidification Methods 0.000 abstract description 6
- 230000008023 solidification Effects 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 2
- 229920006334 epoxy coating Polymers 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000004519 grease Substances 0.000 description 3
- 238000012797 qualification Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000000872 buffer Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012372 quality testing Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000007592 spray painting technique Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Application Of Or Painting With Fluid Materials (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The utility model discloses epoxy finishing systems inside and outside a kind of small-caliber steel pipe, from front to back successively include: coating unit and detection device before interior shot-blasting machine, outer shot-blasting machine, deashing device, interior spraying vehicle, heating device, trypsin method room, water-cooling apparatus, detection, is additionally provided with curing oven between trypsin method room and water-cooling apparatus.Solidification furnace apparatus is arranged in the system before water-cooling apparatus, provides additional heat by curing oven and steel pipe coating is fully cured, and improves small-caliber steel pipe coating quality, avoids repeatedly coating, and reduces construction cost.And coating inside and outside steel pipe can be disposably completed, the physical characteristics such as binding force, anti-impact force, the surface flatness of gained steel pipe coating are all very good.
Description
Technical field
The utility model relates to steel pipe corrosion-proof technical field, epoxy finishing system inside and outside specially a kind of small-caliber steel pipe.
Background technique
Epoxy coating process is improved based on 3PE coating process inside and outside steel pipe at present, is mainly used for large-diameter steel
Pipe coating.Recently as the fast development of relevant industries, for steel pipe corrosion-proof requirement, especially coating inside and outside small-caliber steel pipe
Demand improve year by year.At present inside and outside steel pipe epoxy powder coating process when doing small-caliber steel pipe coating, it may appear that coating table
Situations such as face is rough, have fold, be easily broken off, adsorption capacity decline, especially pipe end is very bad.Make a concrete analysis of its original
Cause are as follows: the solidification of conventional epoxy powder coating is solidified by middle frequency heating steel pipe waste heat.But when such method is applied to small-bore
When steel pipe, the heating of pipe end is uneven.Since coating layer thickness is thicker (generally 200~400 μm), and epoxy coating heat passes
Lead lower, the epoxy coating for being close to the molten condition of steel tube surface has been cured, and outer section epoxy coating is not heated, at this time
Temperature of steel pipe is decreased, is unable to complete solidification.
Utility model content
The purpose of this utility model is to provide epoxy finishing systems inside and outside a kind of small-caliber steel pipe, to solve small-bore steel
When pipe is coated by the cured mode of heating in medium frequency waste heat, the heating of pipe end is uneven, the epoxy of steel pipe outer section
Coating is unable to complete the technical issues of solidification.
In order to solve the above-mentioned technical problem, the utility model provides epoxy finishing system inside and outside a kind of small-caliber steel pipe, by
It front to back successively include: interior shot-blasting machine, outer shot-blasting machine, deashing device, interior spraying vehicle, heating device, trypsin method room, the cooling dress of water
Coating unit and detection device, are additionally provided with curing oven between the trypsin method room and water-cooling apparatus before setting, detecting.
Preferably, the front of the interior shot-blasting machine is equipped with upper tube rack, and the rear of interior shot-blasting machine is equipped with interior ball blast buffer table
Frame, the side of interior ball blast buffering rack, which is equipped with, turns over pipe device.
Preferably, one area of ball blast pipeline is successively arranged between the interior ball blast buffering rack and outer shot-blasting machine and ball blast is defeated
2nd area of line sending.
Preferably, 3rd area of ball blast pipeline is equipped between the outer shot-blasting machine and deashing device.
Preferably, the side of the deashing device is equipped with cleaning buffering rack, and the side of cleaning buffering rack, which is equipped with, turns over pipe
Device.
Preferably, the heating device includes Medium Frequency Induction Heating Furnace and constant temperature oven.
Preferably, the side of the detection device is equipped with detection rack, and the side of the detection rack, which is equipped with, turns over pipe device.
Compared with prior art, it the characteristics of the utility model and has the beneficial effect that
(1) curing oven dress is arranged in epoxy finishing system before water-cooling apparatus inside and outside the small-caliber steel pipe of the utility model
It sets, provides additional heat by curing oven and steel pipe coating is fully cured, improve small-caliber steel pipe coating quality, avoid repeatedly
Coating reduces construction cost.
It (2), can when epoxy finishing system is applied to small-caliber steel pipe coating inside and outside the small-caliber steel pipe of the utility model
Disposable to complete coating inside and outside steel pipe, the physical characteristics such as binding force, anti-impact force, the surface flatness of gained steel pipe coating are all non-
Chang Hao.
Detailed description of the invention
Fig. 1 is the schematic diagram of epoxy finishing system inside and outside small-caliber steel pipe.
Appended drawing reference: the outer shot-blasting machine of shot-blasting machine, 2- in 1-, 3- deashing device spray vehicle, 5- heating device in 4-, in 51-
Frequency induction heater, 52- constant temperature oven, 6- trypsin method room, 7- water-cooling apparatus, 8- detect before coating unit, 9- detection device,
10- curing oven, 11- upper tube rack, to turn over pipe device, one area of 14- ball blast pipeline, 15- ball blast defeated by ball blast buffering rack, 13- in 12-
2nd area of line sending, 3rd area of 16- ball blast pipeline, 17- cleaning buffering rack, 18- detection rack.
Specific embodiment
To make technological means of the utility model, character of innovation, reaching purpose and effect is easy to understand, below
The present invention will be further described.
The embodiment recorded herein is the specific specific embodiment of the utility model, for illustrating the utility model
Design, be it is explanatory and illustrative, should not be construed as the limit to the utility model embodiment and the scope of the utility model
System.In addition to the embodiment recorded herein, those skilled in the art can also be public based on the claim of this application book and specification institute
For the content opened using obvious other technical solutions, these technical solutions include using doing to the embodiment recorded herein
The technical solution of any obvious substitutions and modifications out.
As shown in Figure 1, epoxy finishing system inside and outside a kind of small-caliber steel pipe, small-bore for the coating of small-caliber steel pipe
The specification of steel pipe is DN50-DN108.The system successively includes: interior shot-blasting machine (1), outer shot-blasting machine (2), deashing dress from front to back
It sets (3), interior spraying vehicle (4), heating device (5), trypsin method room (6), water-cooling apparatus (7), detect preceding coating unit (8) and inspection
It surveys device (9), curing oven (10) is additionally provided between trypsin method room (6) and water-cooling apparatus (7).
The front of interior shot-blasting machine (1) is equipped with upper tube rack (11), and the rear of interior shot-blasting machine (1) is equipped with interior ball blast and buffers rack
(12), the side of interior ball blast buffering rack (12), which is equipped with, turns over pipe device (13).
One area of ball blast pipeline (14) is successively arranged between interior ball blast buffering rack (12) and outer shot-blasting machine (2) and ball blast is defeated
2nd area of line sending (15).
3rd area of ball blast pipeline (16) is equipped between outer shot-blasting machine (2) and deashing device (3).
The side of deashing device (3) is equipped with cleaning buffering rack (17), and the side of cleaning buffering rack (17), which is equipped with, turns over pipe
Device (13).
Heating device (5) includes Medium Frequency Induction Heating Furnace (51) and constant temperature oven (52).
The side of detection device (9) is equipped with detection rack (18), and the side of detection rack (18), which is equipped with, turns over pipe device (13).
When epoxy finishing system is applied to small-caliber steel pipe progress coating inside and outside above-mentioned small-caliber steel pipe, method particularly includes:
Small-caliber steel pipe is lifted from steel pipe heap on upper tube rack (11) first, has detected whether grease and defect.If there is grease, clearly
Shampooing is wiped.Defective amendment or rejecting.After without grease and defect, interior shot-blasting machine (1) carries out interior ball blast to small-caliber steel pipe
Oxide skin is removed in operation, increases the binding force of coating and steel surface, and ball blast effect reaches sa2.5 grades or more.Interior ball blast terminates
Afterwards, small-caliber steel pipe is turned on interior ball blast buffering rack (12) by turning over pipe device (13), detects whether qualification.If after qualification
Small-caliber steel pipe is translated into one area of ball blast pipeline (14) by turning over pipe device (13).Subsequently into 2nd area of ball blast pipeline
(15), the front end portion of small-caliber steel pipe, which enters, carries out outer impeller blasting operation in outer shot-blasting machine (2), the latter is small-bore at this time
The front end of steel pipe enters 2nd area of ball blast pipeline (15), the tail of the front end of the latter small-caliber steel pipe and previous small-caliber steel pipe
Portion connects into outer shot-blasting machine (2), impeller blasting is carried out, until sa2.5 grades of ball blast effect or more.Osculum after outer impeller blasting
Diameter steel pipe enters 3rd area of ball blast pipeline (16), and the tail portion limit switches in 3rd area of ball blast pipeline (16) monitor small-bore
After steel pipe, small-caliber steel pipe is translated into cleaning buffering rack (17) by turning over pipe device (13).It is cleared up by deashing device (3) small
Dust and remaining shot inside and outside bore steel pipe.Small-caliber steel pipe after cleaning is by turning over pipe device (13) into coating area.
Spraying vehicle (4) accelerates into small-caliber steel pipe relative to the small-caliber steel pipe of advance at this time, interior spraying vehicle (4)
The spray boom of front end reaches spray painting room in advance.Small-caliber steel pipe enters Medium Frequency Induction Heating Furnace (51) heating, and temperature reaches 210~
230℃.It because of mid-frequency induction heating form, causes pipe head temperature uneven, therefore adds constant temperature oven (52) constant temperature.After being heated evenly
Small-caliber steel pipe enter trypsin method room (6) and sprayed.Small-caliber steel pipe after spraying by curing oven (10) into
Row solidification.Small-caliber steel pipe after solidification, which enters in water-cooling apparatus (7), to cool.Small-caliber steel pipe after cooling passes through inspection
Coating unit (8) is sprayed again before surveying.Small-caliber steel pipe is translated on detection rack (18) by turning over pipe device (13).It is examining
Quality testing is carried out to small-caliber steel pipe on scaffold tower frame (18), the small-caliber steel pipe after qualification is packaged, sprays mark, finished product
Transport stacking.
Above embodiment is only that preferred embodiments of the present invention are described, not to the utility model
Range be defined, under the premise of not departing from the spirit of the design of the utility model, those of ordinary skill in the art are to this is practical
The various changes and improvements that novel technical solution is made should all fall into the protection scope that the utility model claims book determines
It is interior.
Claims (7)
1. epoxy finishing system inside and outside a kind of small-caliber steel pipe, it is characterised in that successively include: from front to back interior shot-blasting machine (1),
Outer shot-blasting machine (2), deashing device (3), interior spraying vehicle (4), heating device (5), trypsin method room (6), water-cooling apparatus (7), inspection
Coating unit (8) and detection device (9), are additionally provided with curing oven between the trypsin method room (6) and water-cooling apparatus (7) before surveying
(10).
2. epoxy finishing system inside and outside a kind of small-caliber steel pipe according to claim 1, it is characterised in that: the interior ball blast
The front of machine (1) is equipped with upper tube rack (11), and the rear of interior shot-blasting machine (1) is equipped with interior ball blast buffering rack (12), and interior ball blast is slow
The side for rushing rack (12), which is equipped with, turns over pipe device (13).
3. epoxy finishing system inside and outside a kind of small-caliber steel pipe according to claim 1, it is characterised in that: the interior ball blast
One area of ball blast pipeline (14) and 2nd area of ball blast pipeline (15) are successively arranged between buffering rack (12) and outer shot-blasting machine (2).
4. epoxy finishing system inside and outside a kind of small-caliber steel pipe according to claim 1, it is characterised in that: the outer ball blast
3rd area of ball blast pipeline (16) is equipped between machine (2) and deashing device (3).
5. epoxy finishing system inside and outside a kind of small-caliber steel pipe according to claim 1, it is characterised in that: the deashing dress
The side for setting (3) is equipped with cleaning buffering rack (17), and the side of cleaning buffering rack (17), which is equipped with, turns over pipe device (13).
6. epoxy finishing system inside and outside a kind of small-caliber steel pipe according to claim 1, it is characterised in that: the heating dress
Setting (5) includes Medium Frequency Induction Heating Furnace (51) and constant temperature oven (52).
7. epoxy finishing system inside and outside a kind of small-caliber steel pipe according to claim 1, it is characterised in that: the detection dress
The side for setting (9) is equipped with detection rack (18), and the side of the detection rack (18), which is equipped with, turns over pipe device (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822125285.8U CN209348924U (en) | 2018-12-18 | 2018-12-18 | Epoxy finishing system inside and outside a kind of small-caliber steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822125285.8U CN209348924U (en) | 2018-12-18 | 2018-12-18 | Epoxy finishing system inside and outside a kind of small-caliber steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209348924U true CN209348924U (en) | 2019-09-06 |
Family
ID=67799245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822125285.8U Active CN209348924U (en) | 2018-12-18 | 2018-12-18 | Epoxy finishing system inside and outside a kind of small-caliber steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209348924U (en) |
-
2018
- 2018-12-18 CN CN201822125285.8U patent/CN209348924U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |