CN112657779A - Automatic painting device and automatic painting method for anticorrosive coating on inner wall of welded steel pipe - Google Patents
Automatic painting device and automatic painting method for anticorrosive coating on inner wall of welded steel pipe Download PDFInfo
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- CN112657779A CN112657779A CN202011477879.0A CN202011477879A CN112657779A CN 112657779 A CN112657779 A CN 112657779A CN 202011477879 A CN202011477879 A CN 202011477879A CN 112657779 A CN112657779 A CN 112657779A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The invention discloses an automatic painting device for an anticorrosive coating on the inner wall of a welded steel pipe, which comprises a base, wherein a material storage barrel and a support are arranged on the base, a steel pipe is arranged on the support in an inclined manner, the upper end part of the steel pipe is a painting starting end, the lower end part of the steel pipe is a painting terminating end, the painting starting end side of the steel pipe faces the material storage barrel, a material guide pipe for guiding liquid to flow is arranged between the material storage barrel and the steel pipe, liquid is stored in the material storage barrel and is an anticorrosive material, and the liquid stored in the material storage barrel can flow into the steel pipe through the material guide pipe; the height of the lowest point of the material storage barrel in the vertical direction is larger than the highest point of the steel pipe coating starting end, and the support is also provided with a rolling mechanism for turning the steel pipe; pouring the anticorrosive material into the material storage barrel, discharging the anticorrosive material from the discharge end of the material storage barrel and flowing into the feeding end of the material guide pipe, and discharging the anticorrosive material from the discharge end of the material guide pipe and flowing into the steel pipe under the guiding action of the material guide pipe.
Description
Technical Field
The invention relates to the technical field of uniform spraying of an anticorrosive coating, in particular to an automatic brushing device for an anticorrosive coating on the inner wall of a welded steel pipe.
Background
In the building construction process, steel pipes need to be pre-buried in electromechanical installation projects, and according to the requirements of construction and acceptance standards of electrical device installation projects, the inner walls of the steel pipes are brushed with anticorrosive paint; in the actual operation process, the flow rate of the anticorrosive paint is not matched with the rotating speed of the manually-rotated steel pipe, so that the anticorrosive paint is easily coated unevenly, and the manual coating efficiency is low, so that the actual construction and production requirements on the site cannot be met. And the recycling effect of the anticorrosive paint is not ideal enough, the cyclic utilization is not realized, and the environmental pollution is easily caused.
Combine actual conditions, carry out anticorrosive paint's processing mode to the steel pipe inner wall at present, specifically be, the manual work lifts one end, makes the steel pipe slope, inserts the mouth of pipe with a PVC pipe, then pours into anticorrosive paint, and the manual work rotates the steel pipe simultaneously, makes the paint flow in scribble the steel pipe inner wall, sees that another end of pipe has paint to flow out and thinks that the inner wall is anticorrosive to apply paint with a brush and accomplish promptly.
The defects of manual painting are as follows:
1. through on-site actual spot inspection, the steel pipe inner wall anticorrosion painting quality caused by manual painting is poor, the qualification rate is low, the steel pipe inner wall anticorrosion painting quality is not in accordance with relevant standard requirements, normal construction requirements cannot be met, reworking treatment is needed, and time, personnel and cost waste is caused.
2. With the acceleration of construction progress in recent years, the division of civil engineering line production sections becomes thinner and thinner, and the time for reserving each line section for electromechanical installation and embedding becomes shorter and shorter. The manual painting can not achieve the effect of batch production.
3. The manual painting is easy to cause the waste of the anti-corrosive paint, and the collection and the cyclic utilization of the anti-corrosive paint can not be completely realized on site.
Disclosure of Invention
In order to solve the defects of the prior art, the invention aims to provide special equipment for uniformly coating an anticorrosive coating on the inner wall of a steel pipe, can adapt to steel pipes with different sizes, and can overcome the defects of the conventional manual operation, such as: low efficiency, uneven brushing, serious waste of anticorrosive materials and the like.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows.
The automatic painting device for welding the anticorrosive coating on the inner wall of the steel pipe comprises a base, wherein a material storage cylinder and a support are installed on the base, and the automatic painting device is characterized in that the support is provided with a material guide pipe for guiding liquid to flow, liquid is stored in the material storage cylinder and is an anticorrosive material, and the liquid stored in the material storage cylinder can flow into the steel pipe through the material guide pipe; the height of the lowest point of the material storage barrel in the vertical direction is larger than the highest point of the steel pipe coating starting end, and a rolling mechanism for turning the steel pipe is further arranged on the support.
The technical scheme is further improved and optimized, the top of the material storage barrel is provided with a feeding pipe communicated with the inner cavity of the material storage barrel, the bottom of the material storage barrel is provided with a discharging pipe communicated with the inner cavity of the material storage barrel, and the discharging pipe is communicated with the feeding end of the material guide pipe; anticorrosive material is poured into to holding in the feed cylinder by setting up in the pan feeding pipe that holds feed cylinder top to arrange the material pipe by setting up in holding feed cylinder bottom and flow into to the pan feeding end of passage.
Above-mentioned technical scheme's further improvement and optimization, the passage include the main duct, the both ends of main duct are sealed and inside is hollow structure, the intermediate position and the row of material pipe of main duct are put through mutually, still put through on the main duct have a plurality of shunt tubes and a plurality of shunt tubes along the equidistant array of axis direction of main duct arrange, the suspension end of shunt tubes extends to inside the steel pipe apply paint the initiating terminal with a brush.
According to the further improvement and optimization of the technical scheme, the bracket is further fixedly provided with a material collecting groove which is positioned at the lower end part of the steel pipe painting termination end.
The further improvement and the optimization of above-mentioned technical scheme, the bottom of collecting groove is provided with the collecting pipe that communicates with collecting groove mutually, installs on the base with the collecting pipe meet communicate and be used for the splendid attire collecting bucket of the interior liquid of collecting groove.
Above-mentioned technical scheme's further improvement and optimization, the pipe of being connected the collecting vessel, holding the feed cylinder is provided with between collecting vessel and the holding cylinder, hold be provided with on the feed cylinder with hold the feed back pipe that the feed back pipe inner chamber was put through, the put through is connected with the feed back union coupling, the other end and the collecting vessel to the one end of pipe, pipe connection has and is used for realizing the reflux pump that the interior liquid of collecting vessel flows to holding the feed cylinder.
According to the technical scheme, the further improvement and optimization are realized, the support is further provided with a clamping mechanism used for limiting the steel pipe, and the steel pipe is installed in the clamping mechanism and can rotate around the axis of the steel pipe.
Above-mentioned technical scheme's further improvement and optimization, latch mechanism including install in the support and along the fixed plate that main duct central axis direction extended arrangement, be provided with the storage tank A that a plurality of edge fixed plate length direction interval arranged on the fixed plate, latch mechanism is still including setting up in fixed plate upper end and with the locating plate that fixed plate extending direction parallels, be provided with the storage tank B that a plurality of edge fixed plate length direction interval arranged on the locating plate, storage tank A and storage tank B phase-match and constitute the resettlement groove of placing the steel pipe, the steel pipe is located the resettlement inslot and can rotate around self axis.
Above-mentioned technical scheme's further improvement and optimization, foretell roll mechanism includes that a plurality of installs on the support and along the rolling subassembly that main duct central axis direction equidistant arranged, the rolling subassembly includes the jackshaft that parallels with steel pipe central axis, the gyro wheel is installed respectively at the both ends of jackshaft, the center department of jackshaft installs driven sprocket, clearance between two adjacent rolling subassemblies constitutes the region of rolling of placing the steel pipe, roll the mechanism still including installing on the support and be used for providing the motor that rolls of power to the rolling subassembly, the output of the motor that rolls is fixed with drive sprocket, be provided with the chain that is used for transmitting the motor revolving force that rolls between drive sprocket and the rolling subassembly.
The automatic painting method of the anticorrosive coating of the inner wall of the welded steel pipe comprises the following steps:
s1, performing automatic rolling of the steel pipe;
placing a plurality of steel pipes on the automatic painting device, enabling the steel pipes to be installed on a support of the automatic painting device in an inclined arrangement mode, and providing power for a rolling mechanism arranged on the support;
the output end of the rolling motor is provided with a driving sprocket, under the action of a chain, the transmission of the rotating force of the driving sprocket to a driven sprocket on the rolling assembly is realized, the middle shaft of the rolling assembly rotates around the axis of the rolling assembly under the action of the driven sprocket, rollers fixedly arranged at two ends of the middle shaft synchronously rotate along with the rotation of the middle shaft, the steel pipe is placed between two adjacent rolling assemblies, and the transmission of the rotating force to the steel pipe is realized under the action of the rollers, so that the rotation of the steel pipe around the axis of the steel pipe is realized;
s2, supplying an anticorrosive material to the steel pipe;
the anticorrosive material stored in the material storage barrel is discharged by a discharge pipe arranged on the material storage barrel and flows into the main pipe, under the guiding action of the main pipe, the anticorrosive material flows to a plurality of shunt pipes connected and communicated with the main pipe, the anticorrosive material flowing out of the shunt pipes flows into the painting starting end of the steel pipe, the rotating steel pipe can realize that the anticorrosive material is uniformly painted in the steel pipe, and the redundant anticorrosive material is discharged from the painting stopping end at the lower end of the steel pipe;
s3, recycling the anticorrosive material;
set up on the support and be located the steel pipe and apply paint the groove that collects that the end was covered with a brush to the steel pipe lower extreme and collect and apply paint the end exhaust anticorrosive material from applying a brush, the anticorrosive material who gathers in the groove that gathers materials flows into to the flash bucket by the collecting tube who switches on mutually with the groove that gathers materials, be provided with the pipe that is used for guiding anticorrosive material backward flow between flash bucket and the storage cylinder, because pipe connection has the backwash pump that is used for extracting anticorrosive material, under the effect that the backwash pump provides power, make anticorrosive material flow in the collecting bucket in the pipe is automatic to the storage cylinder through the pipe, thereby realize anticorrosive material's automatic backward flow.
Drawings
The description includes the following figures, the contents shown are respectively:
fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the overall structure of the present invention.
Fig. 3 is a schematic structural diagram of the material storage barrel matched with the stand.
Fig. 4 is a schematic structural view of a material storage barrel matched with a material guide pipe.
Fig. 5 is a schematic structural view of the material guide pipe matched with the steel pipe.
Fig. 6 is a schematic structural diagram of the steel pipe matched with the rolling mechanism.
FIG. 7 is a schematic structural diagram of the steel pipe matched with the clamping mechanism.
FIG. 8 is a schematic view of the structure of the steel pipe matched with the rolling assembly.
Fig. 9 is a schematic structural diagram of the material storage barrel matched with the material collecting barrel.
The labels in the figure are:
1-a steel pipe;
10-a base;
20-a scaffold; 210-a material collecting groove; 220-a flash tank; 230-a collecting barrel; 240-overflow bucket; 250-a catheter;
30-standing;
40-a material storage barrel; 410-a feeding pipe; 420-a discharge pipe; 430-a feed back pipe;
50-a material guide pipe; 510-a main conduit; 520-shunt tube;
60-a rolling mechanism; 610-a tumbling motor; 620-a rolling component; 621-intermediate shaft; 622-roller;
70-a clamping mechanism; 710-a fixation plate; 720-positioning plate; 730-positioning chute.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for a purpose of helping those skilled in the art to more fully, accurately and deeply understand the concept and technical solution of the present invention and to facilitate its implementation.
As shown in fig. 1 and 2, an automatic painting device for welding an anticorrosive coating on an inner wall of a steel pipe comprises a base 10, wherein a material storage cylinder 40 and a support 20 are installed on the base 10, the support 20 is provided with a material storage cylinder 1 for placing the steel pipe 1 and enabling the steel pipe 1 to be obliquely arranged, the upper end part of the steel pipe 1 is a painting starting end, the lower end part of the steel pipe 1 is a painting terminating end, the painting starting end side of the steel pipe 1 faces the material storage cylinder 40, a material guide pipe 50 for guiding liquid to flow is arranged between the material storage cylinder 40 and the steel pipe 1, liquid is stored in the material storage cylinder 40 and is an anticorrosive material, and the liquid stored in the material storage cylinder 40 can flow into; what is more important, the height of the lowest point of the material storage barrel 40 in the vertical direction is greater than the highest point of the painting starting end of the steel pipe 1, and the support 20 is further provided with a rolling mechanism 60 for turning over the steel pipe 1.
In actual use, pouring the anticorrosive material into the material storage barrel 40, discharging the anticorrosive material from the discharge end of the material storage barrel 40, flowing the anticorrosive material into the feed end of the material guide pipe 50, and discharging the anticorrosive material from the discharge end of the material guide pipe 50 under the guiding action of the material guide pipe 50 and flowing the anticorrosive material into the steel pipe 1; the rolling mechanism 60 arranged on the bracket 20 can roll over the steel pipe 1, so that the anticorrosive material is uniformly coated inside the steel pipe 1; the automatic coating technology for the anticorrosive coating on the inner wall of the steel pipe is adopted, the anticorrosive material is promoted to flow from a high position to a low position under the action of gravity, manual participation is not needed, the working efficiency is high, the coating is very uniform under the action of the rolling mechanism 60, and the effective coating range is remarkably improved.
As shown in fig. 3 and 4, a feeding pipe 410 communicated with the inner cavity of the material storage barrel 40 is arranged at the top of the material storage barrel 40, a discharging pipe 420 communicated with the inner cavity of the material storage barrel 40 is arranged at the bottom of the material storage barrel 40, and the discharging pipe 420 is communicated with the feeding end of the material guiding pipe; the anticorrosive material is poured into the material storage barrel 40 through a material inlet pipe 410 arranged at the top of the material storage barrel 40, and flows into the material inlet end of the material guide pipe 50 through a material outlet pipe 420 arranged at the bottom of the material storage barrel 40.
As shown in fig. 1, 2, and 3, the material storage tube 40 is attached to the base 10 via the stand 30; the height of the material storage barrel 40 in the vertical direction is lifted through the stand 30, so that the potential energy required by the downward flow of the anticorrosive material stored in the material storage barrel 40 is met, and the requirement that a long steel pipe is coated with an anticorrosive coating is met.
As shown in fig. 4, 5 and 6, the material guiding pipe 50 includes a main pipe 510, two ends of the main pipe 510 are closed and the interior of the main pipe 510 is hollow, the middle position of the main pipe 510 is communicated with a material discharging pipe 420, a plurality of shunt pipes 520 are communicated with the main pipe 510, the shunt pipes 520 are arranged in an array at equal intervals along the axial direction of the main pipe 510, and the suspended ends of the shunt pipes 520 extend to the interior of the painting start end of the steel pipe 1; the main duct 510 receives the corrosion prevention material from the cartridge 40 and the main duct 510 guides the corrosion prevention material to flow to the plurality of shunt tubes 520, thereby achieving a one-time supply of the corrosion prevention material to the plurality of steel tubes.
To be more perfect, the discharge end of the shunt tube 520 is arranged in a curved arc-shaped structure and is curved downwards; if the shunt tube 520 is in a straight line shape and is parallel to the axis of the steel tube, when the anti-corrosion material flows out of the shunt tube 520, a painting vacant area appears at the joint position of the shunt tube and the steel tube under the inertia effect; therefore, providing the shunt tube 520 in a curved arc configuration can increase the effective brushing area of the inner wall of the steel pipe.
As shown in fig. 1, 2 and 6, a overflow chute 220 for collecting liquid is further fixed on the bracket 20, and is positioned at the bottom of the joint of the shunt tube and the steel tube; in order to improve the effective painting area of the inner wall of the steel pipe, the shunt pipe 520 is generally towards the edge of the steel pipe 1, at the moment, the anticorrosive material is easily overflowed outwards, and the anticorrosive material overflowed from the edge of the steel pipe can be collected by additionally arranging the overflow groove 220, so that waste is avoided.
More perfectly, the bottom of the overflow trough 220 is also provided with an overflow pipe communicated with the overflow trough 220, and the base 10 is provided with an overflow bucket 240 communicated with the overflow pipe and used for containing liquid flowing out from the overflow trough 220.
More optimally, a valve body used for adjusting the flow rate is arranged on the discharge pipe 420, and a valve body used for adjusting the flow rate is arranged on the overflow pipe.
As shown in fig. 1, 2 and 6, the bracket 20 is further fixed with a material collecting groove 210 located at the lower end part of the steel pipe painting termination end; anticorrosive material from the steel pipe apply paint the initiating terminal flow direction and apply paint the end with a brush to unnecessary anticorrosive material will be by applying paint the end discharge with a brush, in order to avoid extravagant, collects unnecessary anticorrosive material through setting up material collecting tank 210.
More preferably, the bottom of the material collecting groove 210 is provided with a material collecting pipe communicated with the material collecting groove 210, and the base 10 is provided with a material collecting barrel 230 communicated with the material collecting pipe and used for containing liquid in the material collecting groove 210.
More perfect, in order to improve the production efficiency and realize the collection of the anticorrosive material discharged from the brushing end, a conduit 250 connecting the collecting barrel 230 and the material storage barrel 40 is arranged between the collecting barrel 230 and the material storage barrel 40, a material return pipe 430 communicated with the inner cavity of the material storage barrel 40 is arranged on the material storage barrel 40, one end of the conduit 250 is communicated with the material return pipe 430, the other end is communicated with the collecting barrel 230, and the conduit 250 is connected with a reflux pump for realizing the liquid in the collecting barrel 230 to flow to the material storage barrel 40; under the action of power provided by the reflux pump, liquid in the collecting barrel 230 is promoted to automatically flow into the material storage barrel 40, so that automatic reflux of the anticorrosive material is realized, and the manual participation degree is reduced.
As shown in fig. 6 and 7, the bracket 20 is further provided with a clamping mechanism 70 for limiting the steel pipe, and the steel pipe is installed in the clamping mechanism 70 and can rotate around its own axis; more optimally, the clamping mechanism 70 includes a fixing plate 710 which is installed on the bracket 20 and extends along the central axis direction of the main guide tube 510, a plurality of accommodating grooves a which are arranged along the length direction of the fixing plate 710 at intervals are provided on the fixing plate 710, the clamping mechanism 70 further includes a positioning plate 720 which is arranged at the upper end of the fixing plate 710 and is parallel to the extending direction of the fixing plate 710, a plurality of accommodating grooves B which are arranged along the length direction of the positioning plate 720 are provided on the positioning plate 720, the accommodating grooves a and the accommodating grooves B are matched and constitute an accommodating groove for accommodating a steel tube, and the steel tube is located in the accommodating groove and can rotate around the axis.
More perfectly, the fixing plate 710 and the positioning plate 720 are provided with locking members for locking the fixing plate 710 and the positioning plate 720; the retaining member is conventional in the prior art, and only needs to satisfy the locking of fixing plate 710, locating plate 720 and can dismantle, and ordinary skilled person in the art can suitably select the type as required, and the specific structure of retaining member is no longer described herein.
More optimally, in order to adapt to the requirements of parameters such as the type and size of the steel pipe and conveniently adjust the inclination angle of the steel pipe, a positioning chute 730 is arranged on the fixing plate 710, the extending direction of the positioning chute 730 is arranged along the width direction of the fixing plate 710, and the bracket 20 is provided with a lock hole matched with the positioning chute 730; the locking pin is inserted into the positioning sliding groove 730 and extends into the locking hole, and the locking pin is matched with the locking hole to lock and position the fixing plate 710, so that the fixing plate 710 can be displaced in the vertical direction.
More perfectly, the number of the clamping mechanisms 70 is two, one clamping mechanism 70 is positioned at the painting starting end of the steel pipe, and the other clamping mechanism 70 is positioned at the painting terminating end of the steel pipe; the two ends of the steel pipe are clamped and positioned by the two clamping mechanisms 70 respectively, so that the stability of the steel pipe can be obviously improved, and the steel pipe can be prevented from being separated from the automatic painting device when the steel pipe radially jumps.
As shown in fig. 1, 2, 6, and 8, the above-mentioned rolling mechanism 60 includes a plurality of rolling assemblies 620 installed on the support 20 and arranged at equal intervals along the central axis direction of the main duct 510, the rolling assemblies 620 include intermediate shafts 621 parallel to the central axis of the steel pipe, rollers 622 are installed at two ends of the intermediate shafts 621 respectively, driven sprockets are installed at the center of the intermediate shafts 621, a gap between two adjacent rolling assemblies 620 constitutes a rolling area for placing the steel pipe, the rolling mechanism 60 further includes a rolling motor 610 installed on the support 20 and used for providing power to the rolling assemblies 620, a driving sprocket is fixed at the output end of the rolling motor 610, and a chain for transmitting the rotating force of the rolling motor 610 is provided between the driving sprocket and the rolling assemblies 620. The rolling motor 610 provides rotating force and the chain transmits the rotating force of the driving sprocket to the driven sprockets of the rolling assemblies 620, so that the rollers rotate in the same direction, the steel pipe can be driven to rotate around the axis of the steel pipe in the rotating process of the rollers, and the inner wall of the steel pipe is uniformly coated with the anticorrosive coating; the rolling mechanism provided by the invention has another advantage that the rolling mechanism can be suitable for steel pipes with various sizes, so that the requirement of coating anticorrosive coatings on the steel pipes with different sizes is met.
The automatic painting method of the anticorrosive coating of the inner wall of the welded steel pipe comprises the following steps:
s1, performing automatic rolling of the steel pipe;
a plurality of steel pipes are placed on the automatic painting device, and are mounted on a stand of the automatic painting device in an inclined arrangement, and power is supplied to a tumbling mechanism 60 provided on the stand 20,
the tumbling motor 610 of the tumbling mechanism 60 conveys the rotating force outwards under the action of the electric power, because the output end of the tumbling motor 610 is provided with the driving sprocket, under the action of the chain, the transmission of the rotating force of the driving sprocket to the driven sprocket on the rolling component 620 is realized, the middle shaft 621 of the rolling component 620 rotates around the self axis under the action of the driven sprocket, the rollers 622 fixedly arranged at the two ends of the middle shaft 621 rotate synchronously along with the rotation of the middle shaft 621, the steel pipe 1 is placed between the two adjacent rolling components 620, and under the action of the rollers 622, the transmission of the rotating force to the steel pipe is realized, so that the rotation of the steel pipe around the self axis is realized;
s2, supplying an anticorrosive material to the steel pipe;
the anticorrosive material stored in the material storage barrel 40 is discharged from a discharge pipe 420 arranged on the material storage barrel 40 and flows into a main pipe 510, under the guiding action of the main pipe 510, the anticorrosive material flowing out of the branch pipes 520 flows into the painting start end of the steel pipe 1, the rotating steel pipe can realize that the anticorrosive material is evenly painted in the steel pipe, and the redundant anticorrosive material is discharged from the painting end at the lower end of the steel pipe;
s3, recycling the anticorrosive material;
set up on the support and be located the steel pipe and apply paint the groove 210 that ends the end and collect from the steel pipe lower extreme and apply paint the end exhaust anticorrosive material, the anticorrosive material who gathers in groove 210 flows into to flash bucket 240 by the collecting tube that communicates with groove 210 that gathers materials, be provided with the pipe 250 that is used for guiding anticorrosive material backward flow between flash bucket 240 and the storage cylinder 40, because pipe 250 is connected with the backwash pump that is used for extracting anticorrosive material, under the effect that the backwash pump provides power, make in the collection bucket 230 anticorrosive material flow to storage cylinder 40 through the pipe is automatic, thereby realize anticorrosive material's automatic backward flow.
The invention is described above with reference to the accompanying drawings. It is to be understood that the specific implementations of the invention are not limited in this respect. Various insubstantial improvements are made by adopting the method conception and the technical scheme of the invention; the present invention is not limited to the above embodiments, and can be modified in various ways.
Claims (10)
1. The automatic coating device for the anti-corrosion layer of the inner wall of the welded steel pipe comprises a base (10), wherein a material storage barrel (40) and a support (20) are installed on the base (10), and is characterized in that the support (20) is provided with a material storage barrel (40) used for placing the steel pipe (1) and enabling the steel pipe (1) to be arranged in an inclined mode, the upper end portion of the steel pipe (1) is a coating starting end, the lower end portion of the steel pipe is a coating ending end, the coating starting end side of the steel pipe (1) faces the material storage barrel (40), a material guide pipe (50) for guiding liquid to flow is arranged between the material storage barrel (40) and the steel pipe (1), liquid is stored in the material storage barrel (40) and is anti-corrosion material, and the liquid stored in the material storage barrel (; the height of the lowest point of the material storage barrel (40) in the vertical direction is larger than the highest point of the painting starting end of the steel pipe (1), and the support (20) is also provided with a rolling mechanism (60) for turning over the steel pipe (1).
2. The automatic brushing device for the anticorrosive coating on the inner wall of the welded steel pipe as claimed in claim 1, wherein the top of the material storage barrel (40) is provided with a feeding pipe (410) communicated with the inner cavity of the material storage barrel (40), the bottom of the material storage barrel (40) is provided with a discharging pipe (420) communicated with the inner cavity of the material storage barrel (40), and the discharging pipe (420) is communicated with the feeding end of the material guiding pipe; the anticorrosive material is poured into the material storage barrel (40) from a material inlet pipe (410) arranged at the top of the material storage barrel (40), and flows into the material inlet end of the material guide pipe (50) from a material outlet pipe (420) arranged at the bottom of the material storage barrel (40).
3. The automatic brushing device for the anticorrosive coating on the inner wall of the welded steel pipe as claimed in claim 1, wherein the material guiding pipe (50) comprises a main guiding pipe (510), two ends of the main guiding pipe (510) are closed, the interior of the main guiding pipe is of a hollow structure, the middle position of the main guiding pipe (510) is communicated with a material discharging pipe (420), the main guiding pipe (510) is further communicated with a plurality of shunt pipes (520), the shunt pipes (520) are arranged in an array manner at equal intervals along the axial direction of the main guiding pipe (510), and the suspension ends of the shunt pipes (520) extend to the interior of the brushing starting end of the steel pipe (1).
4. The automatic brushing device for the anticorrosive coating on the inner wall of the welded steel pipe as claimed in claim 1, wherein the bracket (20) is further fixed with a material collecting groove (210) located at the lower end of the steel pipe brushing end.
5. The automatic brushing device for the anticorrosive coating on the inner wall of the welded steel pipe as claimed in claim 4, wherein the bottom of the collecting groove (210) is provided with a collecting pipe communicated with the collecting groove (210), and the base (10) is provided with a collecting barrel (230) communicated with the collecting pipe and used for containing liquid in the collecting groove (210).
6. The automatic brushing device for the anticorrosive coating on the inner wall of the welded steel pipe as claimed in claim 5, wherein a conduit (250) for connecting the collecting barrel (230) and the material storage barrel (40) is arranged between the collecting barrel (230) and the material storage barrel (40), a material return pipe (430) communicated with the inner cavity of the material storage barrel (40) is arranged on the material storage barrel (40), one end of the conduit (250) is communicated with the material return pipe (430), the other end of the conduit is communicated with the collecting barrel (230), and the conduit (250) is connected with a reflux pump for realizing the liquid in the collecting barrel (230) to flow to the material storage barrel (40).
7. The automatic brushing device for the anticorrosive coating on the inner wall of the welded steel pipe as claimed in claim 6, wherein the bracket (20) is further provided with a clamping mechanism (70) for limiting the steel pipe, and the steel pipe is mounted in the clamping mechanism (70) and can rotate around the axis of the steel pipe.
8. The automatic brushing device for the anti-corrosion layer on the inner wall of the welded steel tube as claimed in claim 7, wherein the clamping mechanism (70) comprises a fixing plate (710) installed on the bracket (20) and extending along the central axis direction of the main duct (510), the fixing plate (710) is provided with a plurality of accommodating grooves A arranged at intervals along the length direction of the fixing plate (710), the clamping mechanism (70) further comprises a positioning plate (720) arranged at the upper end of the fixing plate (710) and parallel to the extending direction of the fixing plate (710), the positioning plate (720) is provided with a plurality of accommodating grooves B arranged at intervals along the length direction of the positioning plate (720), the accommodating grooves A and the accommodating grooves B are matched and constitute a placing groove for placing the steel tube, and the steel tube is located in the placing groove and can rotate around the axis of the steel.
9. The automatic brushing device for the anticorrosive coating on the inner wall of the welded steel pipe as claimed in claim 8, wherein, roll mechanism (60) including a plurality of install on support (20) and along rolling subassembly (620) that main duct (510) the central axis direction equidistant arranged, rolling subassembly (620) includes jackshaft (621) that parallel with steel pipe central axis, gyro wheel (622) are installed respectively to the both ends of jackshaft (621), driven sprocket is installed to the center department of jackshaft (621), clearance between two adjacent rolling subassemblies (620) constitutes the region of rolling of placing the steel pipe, roll mechanism (60) still including installing on support (20) and be used for providing motor (610) that rolls of power to rolling subassembly (620), the output of motor (610) that rolls is fixed with drive sprocket, be provided with the chain that is used for transmitting motor (610) revolving force between drive sprocket and rolling subassembly (620).
10. The automatic painting method using the automatic painting device for the anticorrosive coating on the inner wall of the welded steel pipe according to claim 9, comprising the steps of:
s1, performing automatic rolling of the steel pipe;
placing a plurality of steel pipes on the automatic painting device, installing the steel pipes on a bracket of the automatic painting device in an inclined arrangement manner, and supplying electric power to a rolling mechanism (60) arranged on the bracket (20),
the motor (610) that rolls of mechanism (60) outwards carries the revolving force under the effect of electric power, because the output of the motor (610) that rolls is provided with drive sprocket, under the effect of chain, realize drive sprocket's revolving force and to the driven sprocket transmission on rolling subassembly (620), realize jackshaft (621) of rolling subassembly (620) and rotate around self axis under the driven sprocket effect, fixed gyro wheel (622) that set up in jackshaft (621) both ends take place synchronous rotation along with the rotation of jackshaft (621), steel pipe (1) is placed between two adjacent rolling subassemblies (620), under the effect of (622) of gyro wheel, realize the transmission of revolving force to the steel pipe, thereby realized the steel pipe around the rotation of self axis;
s2, supplying an anticorrosive material to the steel pipe;
the anticorrosion material stored in the material storage barrel (40) is discharged from a discharge pipe (420) arranged on the material storage barrel (40) and flows into a main pipe (510), under the guiding action of the main pipe (510), the anticorrosion material flowing out of the branch pipes (520) flows into the painting starting end of the steel pipe (1), the anticorrosion material can be uniformly painted in the steel pipe by the rotating steel pipe, and the redundant anticorrosion material is discharged from the painting stopping end at the lower end of the steel pipe;
s3, recycling the anticorrosive material;
set up on the support and be located steel pipe and apply paint collection groove (210) of stopping the end and collect the end exhaust anticorrosive material of applying paint from the steel pipe lower extreme, the anticorrosive material who gathers in collection groove (210) flows into in flash bucket (240) by the collecting pipe that communicates with collection groove (210), be provided with between flash bucket (240) and storage cylinder (40) and be used for guiding pipe (250) of anticorrosive material backward flow, because pipe (250) are connected with the backwash pump that is used for extracting anticorrosive material, under the effect of backwash pump provides power, make in collection bucket (230) anticorrosive material flow in the storage cylinder (40) through the pipe is automatic, thereby realize anticorrosive material's automatic backward flow.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011477879.0A CN112657779B (en) | 2020-12-15 | 2020-12-15 | Automatic painting device and automatic painting method for anticorrosive coating on inner wall of welded steel pipe |
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| CN202011477879.0A CN112657779B (en) | 2020-12-15 | 2020-12-15 | Automatic painting device and automatic painting method for anticorrosive coating on inner wall of welded steel pipe |
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| CN112657779A true CN112657779A (en) | 2021-04-16 |
| CN112657779B CN112657779B (en) | 2023-03-24 |
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| CN112657779B (en) | 2023-03-24 |
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