CN210125503U - A inside and outside spraying device for steel plastic composite pipe - Google Patents
A inside and outside spraying device for steel plastic composite pipe Download PDFInfo
- Publication number
- CN210125503U CN210125503U CN201920742304.3U CN201920742304U CN210125503U CN 210125503 U CN210125503 U CN 210125503U CN 201920742304 U CN201920742304 U CN 201920742304U CN 210125503 U CN210125503 U CN 210125503U
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- steel pipe
- spraying device
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 115
- 239000010959 steel Substances 0.000 title claims abstract description 115
- 238000005507 spraying Methods 0.000 title claims abstract description 73
- 239000004033 plastic Substances 0.000 title claims abstract description 34
- 229920003023 plastic Polymers 0.000 title claims abstract description 34
- 239000002131 composite material Substances 0.000 title claims abstract description 28
- 239000011248 coating agent Substances 0.000 claims abstract description 112
- 238000000576 coating method Methods 0.000 claims abstract description 112
- 238000005520 cutting process Methods 0.000 claims abstract description 6
- 241001640558 Cotoneaster horizontalis Species 0.000 claims description 18
- 239000003973 paint Substances 0.000 claims description 16
- 239000010865 sewage Substances 0.000 claims description 6
- 238000007664 blowing Methods 0.000 claims 2
- 238000000034 method Methods 0.000 description 11
- 238000007711 solidification Methods 0.000 description 8
- 230000008023 solidification Effects 0.000 description 8
- 238000007790 scraping Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 229920001903 high density polyethylene Polymers 0.000 description 4
- 239000004700 high-density polyethylene Substances 0.000 description 4
- 239000003651 drinking water Substances 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910000677 High-carbon steel Inorganic materials 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses an inside and outside spraying device for steel-plastic composite pipe, the on-line screen storage device comprises a base, all set up the outer wall spraying device on the base, and inner wall spraying device, be equipped with the fixed slot that is used for fixed steel pipe on the base, outer wall spraying device (inner wall spraying device) includes outer wall scraper (inner wall scraper), and first carousel (second carousel), the crooked setting of cutting edge cooperation steel pipe outer wall (inner wall) radian of outer wall scraper (inner wall scraper), distance between outer wall scraper (inner wall scraper) and the steel pipe is the thickness of coating regulation, distance between first carousel (second carousel) and the steel pipe is the thickness of coating regulation. The outer wall scraper (inner wall scraper) can scrape off the redundant coating so as to enable the coating to form uniform thickness on the surface of the steel pipe; the first turntable (second turntable) polishes the coating on the outer wall (inner wall) of the steel pipe so that the surface of the coating is smooth.
Description
Technical Field
The utility model belongs to the technical field of the spraying device technique and specifically relates to an inboard outside spraying device for steel-plastic composite pipe is related to.
Background
The steel-plastic composite pipe is a new composite pipe material, and is called steel-plastic pipe for short in many places. The steel refers to a straight seam pipe elbow of the spiral pipe seamless pipe, and the like; plastic means plastic, and the plastic in the steel-plastic composite pipe is generally High Density Polyethylene (HDPE). There are many classifications of steel-plastic composite pipes, which can be classified according to the structure of the pipe: steel-band reinforced steel-plastic composite pipe, seamless steel-tube reinforced steel-plastic composite pipe, mesh steel-band steel-plastic composite pipe and steel-wire mesh skeleton steel-plastic composite pipe. At present, the most popular steel-plastic composite pipe in the market is a steel-plastic composite pipe, namely a steel-plastic composite pressure pipe which is often called, the middle layer of the pipe is a steel belt layer formed by welding a high-carbon steel belt in a butt joint mode through curling, and the inner layer and the outer layer are both high-density polyethylene (HDPE). The middle layer of the pipe is a steel belt, so the pressure-bearing performance of the pipe is very good, different from the situation that the pressure-bearing capacity of an aluminum belt is not high, the maximum caliber of the pipe can only be 63mm, and the maximum caliber of a steel-plastic pipe can be 200mm or even larger; because the steel band in the middle layer of the pipe is closed, the steel-plastic pipe has the function of oxygen resistance at the same time, can be directly used for direct drinking water engineering, and has very good corrosion resistance because the inner layer and the outer layer are made of plastic materials. The excellent performance makes the steel-plastic composite pipe have wide application, and the body shadow of the pipe can be seen in various fields such as petroleum and natural gas transportation, industrial and mining pipes, drinking water pipes, drainage pipes and the like.
At present, the common preparation method of the steel-plastic composite pipe is to spray paint (epoxy resin or polyethylene powder and the like) on the inner wall and the outer wall of the steel pipe by adopting a spraying process. However, in the spraying process, the coating cannot be solidified in time and flows along the pipe wall, so that the phenomenon of uneven thickness of the coating on the surface of the steel pipe is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an inside and outside spraying device for steel plastic composite pipe aims at solving the uneven problem of steel pipe surface coating among the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an inner side and an outer side spraying device for a steel-plastic composite pipe comprises a base, an outer wall spraying device and an inner wall spraying device, wherein the outer wall spraying device and the inner wall spraying device are arranged on the base, a fixing groove for fixing a steel pipe is arranged on the base, the outer wall spraying device comprises a first rotary disc, a first multi-section air cylinder for driving the first rotary disc to move up and down, and an outer wall spray head for spraying coating on the outer wall of the steel pipe, the first multi-section air cylinder is arranged on the base, a first rotary disc is arranged on the first multi-section air cylinder, a first gear is arranged on the side surface of the first rotary disc, the first rotary disc is provided with an outer wall spray head, the outer wall spraying device further comprises a first air supply device, the first air supply device is arranged between the outer wall spray head and the first rotary disc, the outer wall spraying device further comprises an outer wall, the outer wall spraying device comprises an outer wall scraper, a first multi-section air cylinder and a first motor, wherein the cutting edge of the outer wall scraper is matched with the radian of the outer wall of the steel pipe and is arranged in a bent mode, the distance between the outer wall scraper and the steel pipe is the thickness specified by coating, the outer wall scraper is in contact with the coating on the outer wall of the steel pipe so that the coating can form uniform thickness on the surface of the steel pipe, the distance between the first rotary disc and the steel pipe is the thickness specified by the coating, the first rotary disc polishes the coating on the outer wall of the steel pipe so that the surface of the coating is smooth, the outer wall spraying device further comprises an active rotary disc, a second multi-section air cylinder and a first motor, the second multi-section air cylinder is arranged on a base, the second multi-section air cylinder is provided with the first motor, the output shaft; the inner wall spraying device comprises a second rotary table, a third multi-section air cylinder used for driving the second rotary table to move up and down, and an inner wall spray head used for spraying coating on the inner wall of the steel pipe, the third multi-section air cylinder is arranged on the base, a second rotary table is arranged on the third multi-section air cylinder, an inner wall spray head is arranged on the first rotary table, the inner wall spraying device further comprises a second air supply device, the second air supply device is arranged between the inner wall spray head and the second rotary table, the inner wall spraying device further comprises an inner wall scraper, the inner wall scraper is arranged on the second rotary table or at the bottom of the second air supply device, the cutting edge of the inner wall scraper is matched with the radian of the inner wall of the steel pipe to be bent, the distance between the inner wall scraper and the steel pipe is the thickness specified by the coating, the inner wall scraper is in contact with the coating on the inner wall of the steel pipe so, the second carousel is polished so that the coating surface is smooth to the coating on the steel pipe inner wall, outer wall spraying device still includes and is used for driving second carousel pivoted second motor, the second motor sets up between second carousel and third multisection cylinder, the output shaft and the second carousel of second motor are connected.
As a further improvement of the utility model, the first motor is externally provided with a first waterproof sleeve.
As a further improvement of the utility model, the second motor is externally provided with a second waterproof jacket.
As a further improvement of the utility model, a sewage draining groove is arranged in the base and is communicated with the fixed groove.
As a further improvement of the present invention, the first air supply device includes a first casing, a plurality of first air outlets uniformly distributed on the first casing, and a first air blower for providing an air source, the first air blower is disposed inside the casing.
As a further improvement of the present invention, the second air supply device includes a second housing, a plurality of second air outlets uniformly distributed on the second housing, and a second air blower for providing an air source, the second air blower is disposed inside the housing.
As a further improvement of the utility model, the outer wall shower nozzle is equipped with a plurality ofly, first air supply arrangement is equipped with a plurality ofly, outer wall shower nozzle and first air supply arrangement equipartition are on first carousel.
As a further improvement, the inner wall nozzle is provided with a plurality of, the second air supply arrangement is provided with a plurality of, inner wall nozzle and second air supply arrangement equipartition are on the second carousel.
Compared with the prior art, the invention has the beneficial effects that:
1. after the coating is solidified, the outer wall scraper (inner wall scraper) carries out scraping treatment on the coating, and because the distance between the outer wall scraper (inner wall scraper) and the steel pipe is the thickness specified by the coating, the outer wall scraper (inner wall scraper) can scrape redundant coating, so that the coating can form uniform thickness on the surface of the steel pipe;
2. the first rotary table (the second rotary table) polishes the coating on the outer wall (the inner wall) of the steel pipe so as to enable the surface of the coating to be smooth, and because the distance between the first rotary table (the second rotary table) and the steel pipe is the thickness specified by the coating, the coating on the outer wall (the inner wall) of the steel pipe cannot be thinned when the first rotary table (the second rotary table) polishes the coating, only rough scratches generated in the scraping process of an outer wall scraper (an inner wall scraper) can be polished, and the quality of the outer (inner) coating of the steel pipe is ensured;
3. the notch opening of fixed slot is little, and the coating that drops into wherein is difficult to be washed out, can lead to the steel pipe finally to fix insecure or the steel pipe slope, seriously influences the spraying quality. After setting up the blowdown groove in the base, the in-process that water washed spraying device, the coating in the fixed slot can be along with rivers flow in the blowdown groove, and it is convenient to wash.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion a of FIG. 1;
FIG. 3 is an enlarged view of a portion b of FIG. 1;
FIG. 4 is an enlarged view of a portion c of FIG. 1;
FIG. 5 is a schematic top view of the outer wall coating apparatus;
FIG. 6 is a schematic front view of the inner wall spraying device;
fig. 7 is a schematic structural diagram of the inner wall scraper and the outer wall scraper scraping the wall of the steel pipe.
The reference numerals are explained below: 1. a steel pipe; 2. an outer wall spraying device; 21. an outer wall spray head; 22. a first air supply device; 23. a first turntable; 24. a first multi-section cylinder; 25. a second multi-section cylinder; 26. a first gear; 27. an active turntable; 271. a first waterproof jacket; 272. a first motor; 28. a second gear; 29. an outer wall scraper; 3. a base; 31. a sewage draining groove; 4. an inner wall spraying device; 41. an inner wall nozzle; 42. a second air supply device; 43. a second turntable; 44. a second motor; 45. a second waterproof jacket; 46. a third multi-section cylinder; 47. an inner wall scraper.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that as used in the following description, the terms "front," "back," "left," "right," "upper," and "lower" refer to directions in the drawings, and the terms "bottom" and "top," "inner," and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Example (b):
as shown in fig. 1, an inside and outside spraying device for a steel-plastic composite pipe comprises a base 3, an outer wall spraying device 2 and an inner wall spraying device 4 which are both arranged on the base 3, wherein a fixing groove for fixing a steel pipe 1 is arranged on the base 3, the outer wall spraying device 2 comprises a first rotary disc 23, a first multi-section air cylinder 24 for driving the first rotary disc 23 to move up and down, an outer wall spray head 21 for spraying a coating on the outer wall of the steel pipe 1, the first multi-section air cylinder 24 is arranged on the base 3, a first rotary disc 23 is arranged on the first multi-section air cylinder 24, a first gear 26 is arranged on the side surface of the first rotary disc 23, an outer wall spray head 21 is arranged on the first rotary disc 23, the outer wall spraying device 2 further comprises a first air supply device 22, and the first air supply device 22 is arranged between.
As shown in fig. 1 and 2, the outer wall coating device 2 further includes an outer wall scraper 29, the outer wall scraper 29 is disposed on the first rotary table 23 or at the bottom of the first air supply device 22, as shown in fig. 7, a cutting edge of the outer wall scraper 29 is curved to match with the outer wall of the steel pipe 1, a distance between the outer wall scraper 29 and the steel pipe 1 is a thickness specified by the coating, the outer wall scraper 29 contacts with the coating on the outer wall of the steel pipe 1 to make the coating have a uniform thickness on the surface of the steel pipe 1, the distance between the first rotary table 23 and the steel pipe 1 is a thickness specified by the coating, the first rotary table 23 polishes the coating on the outer wall of the steel pipe 1 to make the coating surface smooth, the outer wall coating device 2 further includes an active rotary table 27, a second multi-section cylinder 25 for driving the active rotary table 27 to move up and down, and a first motor 272 for, the second multi-section cylinder 25 is provided with a first motor 272, the output shaft of the first motor 272 is connected with the driving turntable 27, and the side surface of the driving turntable 27 is provided with a second gear 28 matched with the first gear 26.
Arrange steel pipe 1 in the fixed slot on base 3 and fix, first motor 272 drive initiative carousel 27 rotates, and under the drive effect of gear, first carousel 23 rotates along with initiative carousel 27, and the first shower nozzle of setting on first carousel 23 rotates along steel pipe 1 outer wall, and coating is by evenly spraying on steel pipe 1 outer wall. The first air supply device 22 arranged below the first nozzle uniformly blows the paint sprayed on the outer wall of the steel pipe 1 to accelerate the solidification thereof. After the paint is solidified, the outer wall scraper 29 scrapes off the paint, and since the distance between the outer wall scraper 29 and the steel pipe 1 is a predetermined thickness of the paint, the outer wall scraper 29 can scrape off the excess paint so that the paint can be formed to have a uniform thickness on the surface of the steel pipe 1. At last, the first rotating disc 23 polishes the coating on the outer wall of the steel pipe 1 to enable the surface of the coating to be smooth, the distance between the first rotating disc 23 and the steel pipe 1 is the thickness specified by the coating, the coating on the outer wall of the steel pipe 1 cannot be thinned when the first rotating disc 23 polishes the coating, only rough scratches generated in the scraping process of the outer wall scraper 29 can be polished, and the quality of the outer coating of the steel pipe 1 is guaranteed. The first multi-section air cylinder 24 and the second multi-section air cylinder 25 work synchronously to drive the first rotary disc 23 and the driving rotary disc 27 to move up and down synchronously, so that the outer wall spraying device 2 can uniformly spray the outer wall of the steel pipe 1 from bottom to top.
As shown in fig. 1, 5, and 6, the inner wall coating device 4 includes a second turntable 43, a third multi-section cylinder 46 for driving the second turntable 43 to move up and down, and an inner wall nozzle 41 for coating the inner wall of the steel pipe 1, the third multi-section cylinder 46 is disposed on the base 3, the second turntable 43 is disposed on the third multi-section cylinder 46, the inner wall nozzle 41 is disposed on the first turntable 23, the inner wall coating device 4 further includes a second air supply device 42, the second air supply device 42 is disposed between the inner wall nozzle 41 and the second turntable 43, the inner wall coating device 4 further includes an inner wall scraper 47, and the inner wall scraper 47 is disposed on the second turntable 43 or at the bottom of the second air supply device 42.
As shown in fig. 7, the edge of the inner wall scraper 47 is curved according to the radian of the inner wall of the steel pipe 1, the distance between the inner wall scraper 47 and the steel pipe 1 is the specified thickness of the coating, the inner wall scraper 47 is in contact with the coating on the inner wall of the steel pipe 1 to make the coating form a uniform thickness on the surface of the steel pipe 1, the distance between the second turntable 43 and the steel pipe 1 is the specified thickness of the coating, and the second turntable 43 polishes the coating on the inner wall of the steel pipe 1 to make the surface of the coating smooth. As shown in fig. 1 and 5, the outer wall painting device 2 further includes a second motor 44 for driving the second turntable 43 to rotate, the second motor 44 is disposed between the second turntable 43 and the third multi-section cylinder 46, and an output shaft of the second motor 44 is connected to the second turntable 43.
The second motor 44 drives the second rotating disc 43 to rotate, the second nozzle arranged on the second rotating disc 43 rotates along the inner wall of the steel pipe 1, and the coating is uniformly sprayed on the inner wall of the steel pipe 1. The second air supply device 42 arranged below the second nozzle uniformly blows the paint sprayed on the inner wall of the steel pipe 1 to accelerate the solidification thereof. The inner wall scraper 47 scrapes off the coating after the coating is solidified, and since the distance between the inner wall scraper 47 and the steel pipe 1 is a predetermined thickness of the coating, the inner wall scraper 47 can scrape off the excess coating so that the coating has a uniform thickness on the surface of the steel pipe 1. And finally, the second turntable 43 polishes the coating on the inner wall of the steel pipe 1 so as to enable the surface of the coating to be smooth, and the distance between the second turntable 43 and the steel pipe 1 is the thickness specified by the coating, so that the coating cannot be thinned when the second turntable 43 polishes the coating on the inner wall of the steel pipe 1, only rough scratches generated in the scraping process of the inner wall scraper 47 can be polished, and the quality of the coating in the steel pipe 1 is ensured. The third multi-section air cylinder 46 drives the second turntable 43 to move up and down, so that the inner wall spraying device 4 can uniformly spray the inner wall of the steel pipe 1 from bottom to top.
As a further improvement of the present invention, as shown in fig. 1, a first waterproof jacket 271 is provided outside the first motor 272. The first waterproof jacket 271 protects the first motor 272, prevents water from entering the first motor 272 when the spraying device is washed, and prolongs the service life of the first motor 272.
As a further improvement of the present invention, as shown in fig. 1, a second waterproof jacket 45 is provided outside the second motor 44. The second waterproof jacket 45 protects the second motor 44, prevents water from entering the second motor 44 when the spraying device is washed, and prolongs the service life of the second motor 44.
As a further improvement of the utility model, a sewage discharge groove 31 is arranged in the base 3, and the sewage discharge groove 31 is communicated with the fixed groove. The notch opening of fixed slot is little, and the coating that drops into wherein is difficult to be washed out, can lead to steel pipe 1 to fix insecure or steel pipe 1 slope finally, seriously influences the spraying quality. After setting up blowdown groove 31 in base 3, the in-process that water washed spraying device, the coating in the fixed slot can be along with rivers flow in blowdown groove 31, and it is convenient to wash.
As a further improvement of the present invention, as shown in fig. 1, the first air supply device 22 includes a first casing, a plurality of first air outlets uniformly distributed on the first casing, and a first air blower for providing an air source, and the first air blower is disposed inside the casing. The first air blower blows air outwards, the air flow blows out from the first air outlet, and the air flow accelerates the solidification of the coating sprayed on the outer wall of the steel pipe 1.
As a further improvement of the present invention, the second air supply device 42 includes a second casing (not shown), a plurality of second air outlets (not shown) uniformly distributed on the second casing, and a second air blower (not shown) for providing an air source, and the second air blower is disposed inside the casing. And the second air blower blows air outwards, the air flow is blown out from the second air outlet, and the air flow accelerates the solidification of the coating sprayed on the inner wall of the steel pipe 1.
As a further improvement of the present invention, as shown in fig. 5, the number of the outer wall nozzles 21 is 4, the number of the first air supply devices 22 is 4 (not shown), and the outer wall nozzles 21 and the first air supply devices 22 are uniformly distributed on the first turntable 23. Compared with the arrangement of one outer wall spray head 21, 4 outer wall spray heads 21 are arranged, so that the spraying effect is better; compared with the arrangement of one first air supply device 22 and 4 first air supply devices 22, the coating solidification effect is better.
As a further improvement of the present invention, the inner wall nozzles 41 are provided in plurality (not shown), the second air supply device 42 is provided in plurality, and the inner wall nozzles 41 and the second air supply device 42 are uniformly distributed on the second turntable 43. Compared with the arrangement of one inner wall spray head 41, 4 inner wall spray heads 41 are arranged, so that the spraying effect is better; compared with the arrangement of one second air supply device 42 and 4 second air supply devices 42, the coating solidification effect is better.
The working principle is as follows: as shown in fig. 1-7, the steel pipe 1 is placed in the fixing groove of the base 3 for fixing, the first motor 272 drives the driving rotary table 27 to rotate, the first rotary table 23 rotates along with the driving rotary table 27 under the driving action of the gear, the first nozzle arranged on the first rotary table 23 rotates along the outer wall of the steel pipe 1, and the coating is uniformly sprayed on the outer wall of the steel pipe 1. The first air supply device 22 arranged below the first nozzle uniformly blows the paint sprayed on the outer wall of the steel pipe 1 to accelerate the solidification thereof. After the paint is solidified, the outer wall scraper 29 scrapes off the paint, and since the distance between the outer wall scraper 29 and the steel pipe 1 is a predetermined thickness of the paint, the outer wall scraper 29 can scrape off the excess paint so that the paint can be formed to have a uniform thickness on the surface of the steel pipe 1. At last, the first rotating disc 23 polishes the coating on the outer wall of the steel pipe 1 to enable the surface of the coating to be smooth, the distance between the first rotating disc 23 and the steel pipe 1 is the thickness specified by the coating, the coating on the outer wall of the steel pipe 1 cannot be thinned when the first rotating disc 23 polishes the coating, only rough scratches generated in the scraping process of the outer wall scraper 29 can be polished, and the quality of the outer coating of the steel pipe 1 is guaranteed. The first multi-section air cylinder 24 and the second multi-section air cylinder 25 work synchronously to drive the first rotary disc 23 and the driving rotary disc 27 to move up and down synchronously, so that the outer wall spraying device 2 can uniformly spray the outer wall of the steel pipe 1 from bottom to top.
The second motor 44 drives the second rotating disc 43 to rotate, the second nozzle arranged on the second rotating disc 43 rotates along the inner wall of the steel pipe 1, and the coating is uniformly sprayed on the inner wall of the steel pipe 1. The second air supply device 42 arranged below the second nozzle uniformly blows the paint sprayed on the inner wall of the steel pipe 1 to accelerate the solidification thereof. The inner wall scraper 47 scrapes off the coating after the coating is solidified, and since the distance between the inner wall scraper 47 and the steel pipe 1 is a predetermined thickness of the coating, the inner wall scraper 47 can scrape off the excess coating so that the coating has a uniform thickness on the surface of the steel pipe 1. And finally, the second turntable 43 polishes the coating on the inner wall of the steel pipe 1 so as to enable the surface of the coating to be smooth, and the distance between the second turntable 43 and the steel pipe 1 is the thickness specified by the coating, so that the coating cannot be thinned when the second turntable 43 polishes the coating on the inner wall of the steel pipe 1, only rough scratches generated in the scraping process of the inner wall scraper 47 can be polished, and the quality of the coating in the steel pipe 1 is ensured. The third multi-section air cylinder 46 drives the second turntable 43 to move up and down, so that the inner wall spraying device 4 can uniformly spray the inner wall of the steel pipe 1 from bottom to top.
After setting up blowdown groove 31 in base 3, the in-process that water washed spraying device, the coating in the fixed slot can be along with rivers flow in blowdown groove 31, and it is convenient to wash.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (8)
1. An inside and outside spraying device for a steel-plastic composite pipe comprises a base (3), an outer wall spraying device (2) and an inner wall spraying device (4), wherein the outer wall spraying device (2) and the inner wall spraying device (4) are both arranged on the base (3), the inside and outside spraying device is characterized in that a fixing groove for fixing a steel pipe (1) is formed in the base (3), the outer wall spraying device (2) comprises a first rotary table (23), a first multi-section air cylinder (24) for driving the first rotary table (23) to move up and down, and an outer wall spray head (21) for spraying paint on the outer wall of the steel pipe (1), the first multi-section air cylinder (24) is arranged on the base (3), a first rotary table (23) is arranged on the first multi-section air cylinder (24), a first gear (26) is arranged on the side face of the first rotary table (23), the outer wall spray head (21) is arranged on the first rotary table (23, first air supply arrangement (22) are located between outer wall shower nozzle (21) and first carousel (23), outer wall spraying device (2) still include outer wall scraper (29), outer wall scraper (29) are located on first carousel (23) or first air supply arrangement (22) bottom, the crooked setting of cutting edge cooperation steel pipe (1) outer wall radian of outer wall scraper (29), distance between outer wall scraper (29) and steel pipe (1) is the thickness of coating regulation, outer wall scraper (29) contact with steel pipe (1) outer wall coating so that coating forms even thickness on steel pipe (1) surface, distance between first carousel (23) and steel pipe (1) is the thickness of coating regulation, and first carousel (23) are polished so that the coating surface is smooth to the coating on steel pipe (1) outer wall, outer wall spraying device (2) still include initiative carousel (27), The driving mechanism comprises a second multi-section cylinder (25) used for driving the driving rotary disc (27) to move up and down and a first motor (272) used for driving the driving rotary disc (27) to rotate, wherein the second multi-section cylinder (25) is arranged on the base (3), the second multi-section cylinder (25) is provided with the first motor (272), the output shaft of the first motor (272) is connected with the driving rotary disc (27), and the side surface of the driving rotary disc (27) is provided with a second gear (28) matched with the first gear (26); the inner wall spraying device (4) comprises a second turntable (43), a third multi-section cylinder (46) used for driving the second turntable (43) to move up and down, and an inner wall spray head (41) used for spraying coating on the inner wall of the steel pipe (1), wherein the third multi-section cylinder (46) is arranged on the base (3), the second turntable (43) is arranged on the third multi-section cylinder (46), the inner wall spray head (41) is arranged on the first turntable (23), the inner wall spraying device (4) further comprises a second air supply device (42), the second air supply device (42) is arranged between the inner wall spray head (41) and the second turntable (43), the inner wall spraying device (4) further comprises an inner wall scraper (47), the inner wall scraper (47) is arranged on the second turntable (43) or at the bottom of the second air supply device (42), and the cutting edge of the inner wall scraper (47) is matched with the inner wall of the steel pipe (1) and is arranged in a curved, the distance between inner wall scraper (47) and steel pipe (1) is the thickness of coating regulation, inner wall scraper (47) and steel pipe (1) inner wall coating contact so that coating forms even thickness on steel pipe (1) surface, distance between second carousel (43) and steel pipe (1) is the thickness of coating regulation, and second carousel (43) are polished so that the coating surface is smooth to the coating on steel pipe (1) inner wall, outer wall spraying device (2) still include and are used for driving second carousel (43) pivoted second motor (44), second motor (44) set up between second carousel (43) and third multisection cylinder (46), the output shaft and the second carousel (43) of second motor (44) are connected.
2. The inside and outside spraying device for the steel-plastic composite pipe as claimed in claim 1, wherein a first waterproof jacket (271) is provided outside the first motor (272).
3. The inside and outside spraying device for the steel-plastic composite pipe as claimed in claim 1, wherein a second waterproof jacket (45) is provided outside the second motor (44).
4. The inside and outside spraying device for the steel-plastic composite pipe as claimed in claim 1, wherein a sewage draining groove (31) is formed in the base (3), and the sewage draining groove (31) is communicated with the fixing groove.
5. The inside and outside spraying device for the steel-plastic composite pipe as recited in claim 1, wherein the first air blowing device (22) comprises a first housing, a plurality of first air outlets uniformly distributed on the first housing, and a first blower for providing an air source, and the first blower is disposed inside the housing.
6. The inside and outside spraying device for the steel-plastic composite pipe as recited in claim 1, wherein the second air blowing device (42) comprises a second shell, a plurality of second air outlets uniformly distributed on the second shell, and a second blower for providing an air source, and the second blower is disposed inside the shell.
7. The inside and outside spraying device for the steel-plastic composite pipe according to claim 1, wherein the number of the outer wall nozzles (21) is plural, the number of the first air supply devices (22) is plural, and the outer wall nozzles (21) and the first air supply devices (22) are uniformly distributed on the first rotating disc (23).
8. The inside and outside spraying device for the steel-plastic composite pipe according to claim 1, wherein a plurality of inner wall nozzles (41) are provided, a plurality of second air supply devices (42) are provided, and the inner wall nozzles (41) and the second air supply devices (42) are uniformly distributed on a second rotating disc (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920742304.3U CN210125503U (en) | 2019-05-22 | 2019-05-22 | A inside and outside spraying device for steel plastic composite pipe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920742304.3U CN210125503U (en) | 2019-05-22 | 2019-05-22 | A inside and outside spraying device for steel plastic composite pipe |
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| CN210125503U true CN210125503U (en) | 2020-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920742304.3U Expired - Fee Related CN210125503U (en) | 2019-05-22 | 2019-05-22 | A inside and outside spraying device for steel plastic composite pipe |
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| CN (1) | CN210125503U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111715481A (en) * | 2020-06-29 | 2020-09-29 | 扬州市通达建设发展有限公司 | Waterproof construction device for reservoir |
| CN116219352A (en) * | 2023-03-16 | 2023-06-06 | 重庆铜德金属表面处理有限公司 | Composite nickel-plating base nano silicon carbide coating forming device for aluminum alloy cylinder body |
| CN118162325A (en) * | 2024-05-16 | 2024-06-11 | 兴化市泛鑫金属材料有限公司 | Spraying device for oxygen-free metal coating |
| CN118305061A (en) * | 2024-06-11 | 2024-07-09 | 兴化市毅光特钢铸造有限公司 | Uniform coating device for efficient stainless steel antirust layer |
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2019
- 2019-05-22 CN CN201920742304.3U patent/CN210125503U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111715481A (en) * | 2020-06-29 | 2020-09-29 | 扬州市通达建设发展有限公司 | Waterproof construction device for reservoir |
| CN116219352A (en) * | 2023-03-16 | 2023-06-06 | 重庆铜德金属表面处理有限公司 | Composite nickel-plating base nano silicon carbide coating forming device for aluminum alloy cylinder body |
| CN116219352B (en) * | 2023-03-16 | 2023-08-08 | 重庆铜德金属表面处理有限公司 | Composite nickel-plating base nano silicon carbide coating forming device for aluminum alloy cylinder body |
| CN118162325A (en) * | 2024-05-16 | 2024-06-11 | 兴化市泛鑫金属材料有限公司 | Spraying device for oxygen-free metal coating |
| CN118162325B (en) * | 2024-05-16 | 2024-08-02 | 兴化市泛鑫金属材料有限公司 | Spraying device for oxygen-free metal coating |
| CN118305061A (en) * | 2024-06-11 | 2024-07-09 | 兴化市毅光特钢铸造有限公司 | Uniform coating device for efficient stainless steel antirust layer |
| CN118305061B (en) * | 2024-06-11 | 2024-08-06 | 兴化市毅光特钢铸造有限公司 | Uniform coating device for efficient stainless steel antirust layer |
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