CN114054263A - Oil applying device for inner wall of welded pipe - Google Patents
Oil applying device for inner wall of welded pipe Download PDFInfo
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- CN114054263A CN114054263A CN202010765265.6A CN202010765265A CN114054263A CN 114054263 A CN114054263 A CN 114054263A CN 202010765265 A CN202010765265 A CN 202010765265A CN 114054263 A CN114054263 A CN 114054263A
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- sleeve
- oil
- welded pipe
- station
- wall
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/06—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00 specially designed for treating the inside of hollow bodies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/16—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling the spray area
- B05B12/18—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling the spray area using fluids, e.g. gas streams
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention discloses an oiling device for the inner wall of a welded pipe, wherein a blowing station, an oil spraying station and a secondary blowing station are sequentially arranged on a workbench, a first sleeve, a second sleeve and a third sleeve are respectively arranged on the blowing station, the oil spraying station and the secondary blowing station, and the first sleeve, the second sleeve and the third sleeve are respectively communicated with a gas supply device through gas pipes; a nozzle is arranged in the second sleeve, is positioned at the front side of the air outlet of the air pipe and is communicated with the first oil tank through an oil pipe; and during oiling operation, blowing, oiling and secondary blowing are sequentially performed on the welded pipe. The oil spraying station adopts the nozzle to spray oil mist into the welded pipe, and provides airflow through the air supply device to blow the oil mist to each part of the inner wall surface of the welded pipe, so that the oil layer is uniformly distributed, oil is saved, and the cost of raw materials is saved.
Description
Technical Field
The invention relates to the field of steel pipe manufacturing and production equipment, in particular to an oiling device for an inner wall of a welded pipe.
Background
The welded pipe is a welded steel pipe, which is made by welding a steel plate or strip steel after curling, and has the advantages of simple production process, high production efficiency, multiple varieties and specifications and less equipment investment. The welded pipe process flow generally comprises: the method comprises the steps of uncoiling raw materials, flattening, shearing and welding end portions, looping, forming, welding, removing internal and external burrs, pre-correcting, post-processing welding seams, sizing and straightening, eddy current flaw detection, cutting, inspection, oiling, final inspection, packaging and discharging.
After the welded pipe is processed into a finished product through a plurality of procedures, protective oil is coated on the inner wall surface and the outer wall surface of the welded pipe and then the welded pipe is stored and packaged to prevent the welded pipe from being rusted by oxidation in the placing and storing processes, so that the quality of the steel pipe is influenced. At present, the oil is applied to the inner wall surface of a welded pipe, generally, the whole welded pipe is lifted and placed into an oil pool, the whole welded pipe is immersed into protective oil in the oil pool, the welded pipe is lifted after being soaked for a certain time, and the protective oil in the oil pool is adhered to the inner wall surface of the welded pipe, so that the aim of applying the oil to the inner wall surface is fulfilled. By adopting the mode to oil the inner wall surface, the following problems exist: (1) the oil layer in the welded pipe is unevenly distributed, the oil layer on the inner wall surface of the lower side of the welded pipe is usually thicker, and the oil layer on the inner wall surface of the upper side of the welded pipe is usually thinner and even has an area which is not covered by oil, so that the oiling quality is influenced; moreover, the central part in the welded pipe is easily not covered by oil due to insufficient soaking time, and an oilless area exists, so that the oiling quality is influenced; (2) more oil can be deposited in the welding pipe, so that greater waste is caused, and the material cost is increased; (3) when the welded tube is lifted from oil, the oil still flows downwards in the welded tube, the flowing oil falls into an oil pool, oil drops are splashed easily and splashed onto the bottom surface of the outer side of the oil pool, so that the ground near the oil pool is not clean and smooth enough, a worker slides easily, and potential safety hazards exist.
Disclosure of Invention
The applicant aims at the defects that the oil layer distribution of the existing oiling mode on the inner wall surface of the welded pipe is uneven, oil is wasted, the material cost is higher, the oil pool is smooth, potential safety hazards exist and the like, and provides the oiling device for the inner wall of the welded pipe, which is reasonable in structure, the oil layer distribution is even, the oil is saved, the material cost is low, and the potential safety hazards are eliminated.
The technical scheme adopted by the invention is as follows:
a device for oiling the inner wall of a welded pipe is characterized in that a blowing station, an oil spraying station and a secondary blowing station are sequentially arranged on a workbench, a first sleeve, a second sleeve and a third sleeve are respectively arranged on the blowing station, the oil spraying station and the secondary blowing station, and the first sleeve, the second sleeve and the third sleeve are respectively communicated with a gas supply device through gas pipes; a nozzle is arranged in the second sleeve, is positioned at the front side of the air outlet of the air pipe and is communicated with the first oil tank through an oil pipe; and during oiling operation, blowing, oiling and secondary blowing are sequentially performed on the welded pipe.
The oil spraying station adopts the nozzle to spray oil mist into the welded pipe, and provides airflow through the air supply device to blow the oil mist to each part of the inner wall surface of the welded pipe, so that the oil layer is uniformly distributed, oil is saved, and the cost of raw materials is saved.
As a further improvement of the above technical solution:
the air blowing station, the oil spraying station and the secondary air blowing station are sequentially arranged on the first support, and the first support is smoothly arranged on the workbench through the slide block and the matching water of the slide rail.
The air blowing station, the oil spraying station and the secondary air blowing station are arranged on the first base, the first base is connected with the driving mechanism, and the driving mechanism can drive the first base to move up and down in the vertical direction.
The first support is horizontally arranged on the first base in a sliding mode, and the first base is arranged on the workbench.
The sliding motion of the first support and the up-and-down motion of the first base are respectively driven by a horizontal linear driving mechanism and a vertical linear driving mechanism; the vertical linear driving mechanism and the horizontal linear driving mechanism are cylinders or oil cylinders.
Fans are respectively arranged in the first sleeve, the second sleeve and the third sleeve and in front of the air outlet of the air pipe; the fan in the second sleeve is located on the rear side of the ejection direction of the nozzle.
When the air supply device supplies air to the first sleeve, the second sleeve and the third sleeve through the air pipes, the air flow drives the fan to rotate, and the air flow can be more uniformly and more quickly blown forwards under the guiding of the sleeves and the rotating action of the fan. The nozzle is arranged in the second sleeve and in front of the air outlet direction of the fan, namely the nozzle is positioned in front of the air outlet of the air pipe, oil mist sprayed by the nozzle is blown away and uniformly and acceleratively blown to each part of the inner wall surface of the welded pipe under the action of air flow blown by the fan, the distribution uniformity of an oil layer on the inner wall surface of the welded pipe is ensured, each part of the inner wall surface is covered by oil, and the oiling quality is ensured.
The corresponding end parts of the air pipes extend into the first sleeve, the second sleeve and the third sleeve respectively, and sealing parts are arranged between the outer peripheral surfaces of the air pipes and the inner wall surfaces of the corresponding sleeves.
The corresponding end parts of the air pipes respectively extend into the sleeves, and the sealing elements are arranged between the outer peripheral surface of each air pipe and the inner wall surface of each sleeve, so that the air flow from the air pipes is prevented from leaking outwards to influence the air blowing effect.
The two opposite sides of the first sleeve, the second sleeve and the third sleeve are respectively provided with a limiting structure, and the limiting structures are limiting bolts or limiting block structures.
The two opposite sides of each sleeve are respectively provided with a limiting structure for limiting the sleeves so as to prevent the sleeves from rolling off.
The central lines of the first sleeve, the second sleeve and the third sleeve are parallel to each other.
The first sleeve, the second sleeve and the third sleeve are cylindrical.
The invention has the following beneficial effects:
the oil spraying station adopts the nozzle to spray oil mist into the welded pipe, and provides airflow through the air supply device to blow the oil mist to each part of the inner wall surface of the welded pipe, so that the oil layer is uniformly distributed, oil is saved, and the cost of raw materials is saved.
When the air supply device supplies air to the first sleeve, the second sleeve and the third sleeve through the air pipes, the air flow drives the fan to rotate, and the air flow can be more uniformly and more quickly blown forwards under the guiding of the sleeves and the rotating action of the fan. The nozzle is arranged in the second sleeve and in front of the air outlet direction of the fan, namely the nozzle is positioned in front of the air outlet of the air pipe, oil mist sprayed by the nozzle is blown away and uniformly and acceleratively blown to each part of the inner wall surface of the welded pipe under the action of air flow blown by the fan, the distribution uniformity of an oil layer on the inner wall surface of the welded pipe is ensured, each part of the inner wall surface is covered by oil, and the oiling quality is ensured.
The corresponding end parts of the air pipes respectively extend into the sleeves, and the sealing elements are arranged between the outer peripheral surface of each air pipe and the inner wall surface of each sleeve, so that the air flow from the air pipes is prevented from leaking outwards to influence the air blowing effect.
The two opposite sides of each sleeve are respectively provided with a limiting structure for limiting the sleeves so as to prevent the sleeves from rolling off.
Drawings
Fig. 1 is a schematic front structural view of the present invention.
Fig. 2 is a sectional view a-a of fig. 1.
Fig. 3 is a top view of fig. 1.
Fig. 4 is a sectional view B-B of fig. 3.
Fig. 5 is a perspective view of the connection sleeve.
In the figure: 1. a work table; 2. a first base; 3. a second base; 4. a third base; 5. a first bracket; 6. a first sleeve; 7. a second sleeve; 8. a third sleeve; 9. a limit bolt; 10. a connecting sleeve; 11. a second bracket; 12. A fourth sleeve; 13. a fifth sleeve; 14. a third support; 15. a gas supply device; 16. a first oil tank; 17. a second oil tank; 18. welding a pipe; 19. a fan; 20. a nozzle; 21. a support plate; 22. a recess; 23. an oil receiving pan; 24. an oil drain hole; 25. adjusting the bolt; 26. a straight tube portion; 27. a cone part; 28. a seal member; 29. an air tube; 30. and (4) an oil pipe.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1 and 3, a first base 2, a second base 3 and a third base 4 are sequentially arranged on a workbench 1 from left to right, the second base 3 is fixed on the workbench 1, the first base 2 and the third base 4 are connected with corresponding vertical linear driving mechanisms (not shown in the figure), and the vertical linear driving mechanisms can drive the first base 2 and the second base 3 to move up and down in the vertical direction; the first base 2, the second base 3 and the third base 4 are respectively provided with a first support 5, a second support 11 and a third support 14 in a sliding manner through the matching of a sliding block and a sliding rail, the first support 5, the second support 11 and the third support 14 are respectively connected with a corresponding horizontal linear driving mechanism (not shown in the figure), and the horizontal linear driving mechanism can drive the first support 5, the second support 11 and the third support 14 to slide; the sliding tracks of the first bracket 5 and the third bracket 14 are parallel to each other and can slide left and right along the workbench 1 under the drive of the linear driving mechanism, and the sliding track of the second bracket 11 is perpendicular to the sliding tracks of the first bracket 5 and the third bracket 14 and can slide back and forth along the workbench 1 under the drive of the linear driving mechanism; the first support 5 is sequentially provided with an air blowing station, an oil spraying station and a secondary air blowing station from front to back, the second support 11 is provided with a welded pipe supporting station for placing a welded pipe 18, and the third support 14 is provided with an oil recovery station. The vertical linear driving mechanism and the horizontal linear driving mechanism can be air cylinders, oil cylinders or other mechanisms capable of realizing linear driving. After the welded pipe 18 is placed on the second support 11, the second support 11 sequentially slides to an air blowing station, an oil spraying station and a secondary air blowing station along the front-back direction, and air blowing, oiling and secondary air blowing operations are performed; when the welded pipe 18 slides to a designated station, the first base 2 and the third base 4 drive the first support 5 and the third support 14 to move upwards or downwards along the vertical direction and adjust the working center line corresponding to the first support 5 and the third support 14 to coincide with the center line of the welded pipe 18, then the first support 5 and the third support 14 slide towards the welded pipe 18 along the left-right direction respectively, corresponding operation is performed after butt joint with the welded pipe 18, and after the operation is completed, the first support 5 and the third support 14 slide away from the welded pipe 18 along the left-right direction respectively and leave the welded pipe 18.
As shown in fig. 2, a first sleeve 6, a second sleeve 7 and a third sleeve 8 which are cylindrical are respectively arranged on a blowing station, an oil spraying station and a secondary blowing station of a first support 5, the central lines of the first sleeve 6, the second sleeve 7 and the third sleeve 8 are arranged along the left-right direction and are parallel to the central line of a welded pipe 18 which needs oiling treatment, and limiting bolts 9 are respectively arranged on two opposite sides of the first sleeve 6, the second sleeve 7 and the third sleeve 8 on the upper surface of the first support 5 to limit the first sleeve 6, the second sleeve 7 and the third sleeve 8 and prevent the sleeves from rolling off; in other embodiments, other limiting structures, such as a limiting block structure, may be used to limit the sleeves. As shown in fig. 3, the left end portions of the first sleeve 6, the second sleeve 7 and the third sleeve 8 are respectively connected to the air supply device 15 through an air pipe 29, as shown in fig. 4, the corresponding end portions of the air pipe 29 respectively extend into the sleeves, and a sealing member 28 is arranged between the outer peripheral surface of the air pipe 29 and the inner wall surface of the sleeve to prevent air flow from the air pipe 29 from leaking outwards to influence the blowing effect; as shown in fig. 2 and 4, the fans 19 are respectively arranged in the first sleeve 6, the second sleeve 7 and the third sleeve 8 and in front of the air outlet of the air pipe 29, when the air supply device 15 supplies air into the first sleeve 6, the second sleeve 7 and the third sleeve 8 through the air pipe 29, the fans 19 are driven to rotate by the air flow, and the air flow can be more uniformly and more quickly blown forwards under the guiding of each sleeve and the rotating action of the fans 19. As shown in fig. 4, a nozzle 20 is arranged in the second sleeve 7 and located at one side in front of the air outlet direction of the fan 19, that is, the nozzle 20 is located at the front side of the air outlet of the air pipe 29, the nozzle 20 is connected to the first oil tank 16 through an oil pipe 30, the first oil tank 16 supplies oil to the nozzle 20 through the oil pipe 30 and sprays mist into the welded pipe 18, so as to achieve the purpose of oiling the inner wall surface of the welded pipe 18, the oil mist sprayed from the nozzle 20 is blown away and uniformly and acceleratively blown to each part of the inner wall surface of the welded pipe 18 under the action of the airflow blown from the fan 19, so as to ensure the distribution uniformity of the oil layer on the inner wall surface of the welded pipe 18, ensure that each part of the inner wall surface is covered by oil, and ensure the oiling quality; the nozzle 20 sprays oil mist into the welded pipe 18, the oil mist can be adhered to the inner wall surface of the welded pipe 18 to form the required oil mist after being dispersed, the welded pipe 18 does not have oil deposition, oil is saved, and the raw material cost is further saved.
As shown in fig. 2, a support plate 21 is respectively erected on the left side and the right side of the upper surface of the second bracket 11, a plurality of approximately V-shaped notches 22 are uniformly recessed downwards along the upper edge of the support plate 21, and the welded pipe 18 is placed in the notches 22 to prevent the welded pipe 18 from rolling; the V-shaped notch 22 is large outside and small inside, is suitable for the welded pipes 18 with different specifications and sizes, and has good universality.
As shown in fig. 2 and 3, a cylindrical fourth sleeve 12 and a cylindrical fifth sleeve 13 are respectively arranged on the oil recovery station of the third support 14 corresponding to the oil injection station and the secondary air blowing station of the first support 5, and a limit bolt 9 is respectively arranged on the upper surface of the third support 14 at two corresponding sides of the fourth sleeve 12 and the fifth sleeve 13 for limiting to prevent the sleeves from rolling off; the fourth sleeve 12 and the fifth sleeve 13 are respectively connected to the second oil tank 17 through pipelines, oil mist sprayed by a nozzle 20 on an oil spraying station can return to the second oil tank 17 through the fourth sleeve 12 after coming out of the other end of the welded pipe 18, oil mist remained in the welded pipe 18 on the secondary air blowing station can return to the second oil tank 17 through the fifth sleeve 13, and oil returning to the second oil tank 17 can be recycled, so that raw materials are saved, and the cost of the raw materials is reduced; the oil mist can be prevented from flowing out and falling to the ground, the ground near the workbench 1 is clean and not slippery, workers are prevented from slipping, and potential safety hazards are eliminated.
As shown in fig. 3 and 4, when the corresponding sleeves on the air blowing station, the oil spraying station, the secondary air blowing station or the oil return station are butted with the welded pipe 18, the corresponding ports between the corresponding sleeves and the welded pipe 18 are connected by adopting the sleeves and the welded pipe 18 connecting sleeve 10. As shown in fig. 5, the connecting sleeve 10 includes a straight cylinder portion 26 and a tapered cylinder portion 27, the straight cylinder portion 26 is located at the small diameter end of the tapered cylinder portion 27, a plurality of adjusting bolts 25 are arranged on the periphery of the straight cylinder portion 26 along the circumferential direction, the tapered cylinder portion 27 can be butted with the welded pipes 18 of various specifications and sizes through the gradually changed inner diameter, and the universality is strong; in other embodiments, the connection sleeve 10 may also be a sleeve with a plurality of stepped through holes, each stepped through hole gradually becomes smaller from one end to the other end, and the purpose of butt joint with various welded pipes 18 with different specifications can also be achieved. As shown in fig. 3 and 4, at this time, the welded pipe 18 is located at the oil spraying station, the left end of the welded pipe 18 is connected to the second sleeve 7 through the connecting sleeve 10, and the right end is connected to the fourth sleeve 12 through the connecting sleeve 10; as shown in fig. 4, the straight tube portion 26 of the connecting sleeve 10 is sleeved on the peripheries of the end portions of the second sleeve 7 and the fourth sleeve 12, and is pressed and fixed on the second sleeve 7 and the fourth sleeve 12 by the adjusting bolt 25, the tapered tube portion 27 of the connecting sleeve 10 is sleeved on the periphery of the corresponding end portion of the welded pipe 18, and the port of the welded pipe 18 is in light contact with the inner wall surface of the tapered tube portion 27. Sealing structures can be arranged between the straight cylinder part 26 and the corresponding sleeve and between the conical cylinder part 27 and the welded pipe 18, so that the air flow or oil mist is prevented from leaking outwards to influence the air blowing or oiling effect; the sealing structure between the straight tube part 26 and the corresponding sleeve may be a sealing ring sleeved on the outer periphery of the end part corresponding to the sleeve, and the sealing structure between the conical tube part 27 and the welded tube 18 may be a layer of elastic sealing gasket adhered on the inner wall surface of the conical tube part 27.
As shown in fig. 4, an oil receiving disc 23 is placed on the workbench 1 and below the blowing station, the oil spraying station and the secondary blowing station, and an oil discharge hole 24 is formed in the oil receiving disc 23; similarly, an oil receiving disc 23 can be placed below the oil return station; connect the oil pan 23 can catch the remaining oil droplet on the sleeve or the connecting sleeve 10 on each station, when connecing the oil on the oil pan 23 to collect a certain amount, can flow out through oil drain hole 24, avoid oil droplet to drop subaerial and have the potential safety hazard.
When the oil applying device is in practical use, firstly, the connecting sleeves 10 are respectively sleeved on the peripheries of the end parts of the sleeves at all stations, which face one side of the welded pipe 18, then the welded pipe 18 to be oil-applied is placed on the corresponding notch 22 of the second support 11, after the position of the welded pipe 18 is adjusted, air blowing, oil applying and secondary air blowing are sequentially carried out, and the oil applying operation of the welded pipe 18 is completed, wherein the specific working process is as follows:
(1) the second bracket 11 slides forwards or backwards, moves the welded pipe 18 to a position corresponding to the blowing station of the first bracket 5 and then stops; the first base 2 moves upwards or downwards, and the central line of the first sleeve 6 for adjusting the blowing station is superposed with the central line of the welded pipe 18; the first support 5 slides towards the welding pipe 18 to the right and stops after the outer wall surface of the conical cylinder part 27 of the connecting sleeve 10 on the first sleeve 6 of the air blowing station touches the port of the welding pipe 18; the air supply device 15 is started, air is blown towards the interior of the welded pipe 18 through the first sleeve 6, the moisture in the welded pipe 18 is dried, and residual inner burrs or other impurities of the welded pipe 18 are blown away, so that the subsequent oiling effect is ensured. After the blowing is completed, the first support 5 is slid away from the welded tube 18 and the connecting sleeve 10 is moved away from the welded tube 18.
(2) The second bracket 11 slides backwards, moves the welded pipe 18 to a position corresponding to the oil spraying station of the first bracket 5 and then stops; the first support 5 slides rightwards towards the welded pipe 18 to the position where oil is sprayed, and stops after the outer wall surface of the conical cylinder part 27 of the connecting sleeve 10 of the second sleeve 7 touches the port of the welded pipe 18, and the third support 14 slides towards the welded pipe 18 to the position where oil is sprayed, and stops after the outer wall surface of the conical cylinder part 27 of the connecting sleeve 10 of the fourth sleeve 12 touches the port of the welded pipe 18; starting, the nozzle 20 sprays oil mist into the welded pipe 18 through the second sleeve 7, the air supply device 15 is started to blow air into the welded pipe 18 through the second sleeve 7, the oil mist is blown away and blown to each part of the inner wall surface of the welded pipe 18 uniformly and quickly, the distribution uniformity of an oil layer is ensured, and the oiling quality is ensured; the oil mist flowing out from the other end of the welded pipe 18 flows back into the second oil tank 17 through the fourth sleeve 12 to be recycled. After the oiling is completed, the first bracket 5 and the third bracket 14 slide away from the welded pipe 18, and the connecting sleeve 10 leaves the welded pipe 18.
(3) The second bracket 11 slides backwards, moves the welded pipe 18 to the position corresponding to the secondary blowing station of the first bracket 5 and then stops; the first support 5 slides rightwards towards the welded pipe 18 to the position where the second air blowing station is performed, the outer wall surface of the conical cylinder part 27 of the connecting sleeve 10 of the third sleeve 8 touches the port of the welded pipe 18 and then stops, and the third support 14 slides towards the welded pipe 18 to the position where the oil returning station is performed, the outer wall surface of the conical cylinder part 27 of the connecting sleeve 10 of the fifth sleeve 13 touches the port of the welded pipe 18 and then stops; the gas supply device 15 is started to blow gas into the welded pipe 18 through the third sleeve 8, so that oil mist remaining in the welded pipe 18 is further blown away and uniformly and quickly blown to each part of the inner wall surface of the welded pipe 18, the uniformity of oil layer distribution is higher, and the oiling quality of the inner wall surface of the welded pipe 18 is better; the oil mist flowing out from the other end of the welded pipe 18 flows back into the second oil tank 17 through the fifth sleeve 13 and is recycled.
In the oil spraying station, the nozzle 20 is adopted to spray oil mist into the welded pipe 18, and the air supply device 15 provides air flow to blow the oil mist to each part of the inner wall surface of the welded pipe 18, so that the oil layer is uniformly distributed, the oil is saved, and the raw material cost is saved. A blowing station is respectively arranged before and after the oil spraying station, and blowing operation is carried out on the welded pipe 18 before oiling, so that the influence of residual moisture or impurities on the inner wall surface of the welded pipe 18 on the oiling effect is avoided; and secondary blowing operation is performed after oiling, so that the oil layer can be distributed more uniformly.
The foregoing description is illustrative of the present invention and is not to be construed as limiting thereof, as the invention may be modified in any manner without departing from the spirit thereof. For example, the sleeve on the oil return station can be directly communicated to the first oil tank 16, the recovered oil can be sprayed out through the nozzle 20, the recovered oil is directly recycled, and the raw material cost is saved, and the equipment cost is also saved.
Claims (10)
1. The utility model provides a welded tube inner wall device that oils which characterized in that: the workbench (1) is sequentially provided with an air blowing station, an oil spraying station and a secondary air blowing station, wherein the air blowing station, the oil spraying station and the secondary air blowing station are respectively provided with a first sleeve (6), a second sleeve (7) and a third sleeve (8), and the first sleeve (6), the second sleeve (7) and the third sleeve (8) are respectively communicated with an air supply device (15) through air pipes (29); a nozzle (20) is arranged in the second sleeve (7), the nozzle (20) is positioned on the front side of an air outlet of the air pipe (29) and is communicated with the first oil tank (16) through an oil pipe (30); during oiling operation, the welded pipe (18) is subjected to air blowing, oiling and secondary air blowing in sequence.
2. The oiling device for the inner wall of the welded pipe according to claim 1, characterized in that: the air blowing station, the oil spraying station and the secondary air blowing station are sequentially arranged on the first support (5), and the first support (5) is smoothly arranged on the workbench (1) through the matching water of the sliding block and the sliding rail.
3. The oiling device for the inner wall of the welded pipe according to claim 1, characterized in that: the air blowing station, the oil spraying station and the secondary air blowing station are arranged on the first base (2), the first base (2) is connected with the driving mechanism, and the driving mechanism can drive the first base (2) to move up and down in the vertical direction.
4. A device for oiling the inner wall of a welded pipe according to claim 2 or 3, characterized in that: the first support (5) is horizontally and slidably arranged on the first base (2), and the first base (2) is arranged on the workbench (1).
5. A device for oiling the inner wall of a welded pipe according to claim 2 or 3, characterized in that: the sliding motion of the first bracket (5) and the up-and-down motion of the first base (2) are respectively driven by a horizontal linear driving mechanism and a vertical linear driving mechanism; the vertical linear driving mechanism and the horizontal linear driving mechanism are cylinders or oil cylinders.
6. The oiling device for the inner wall of the welded pipe according to claim 1, characterized in that: fans (19) are respectively arranged in the first sleeve (6), the second sleeve (7) and the third sleeve (8) and in front of an air outlet of the air pipe (29); the fan (19) in the second sleeve (7) is located on the rear side of the ejection direction of the nozzle (20).
7. The oiling device for the inner wall of the welded pipe according to claim 1, characterized in that: the corresponding end parts of the air pipe (29) respectively extend into the first sleeve (6), the second sleeve (7) and the third sleeve (8), and a sealing element (28) is arranged between the outer peripheral surface of the air pipe and the inner wall surface of the corresponding sleeve.
8. The oiling device for the inner wall of the welded pipe according to claim 1, characterized in that: the two opposite sides of the first sleeve (6), the second sleeve (7) and the third sleeve (8) are respectively provided with a limiting structure, and the limiting structures are limiting bolts (9) or limiting block structures.
9. The oiling device for the inner wall of the welded pipe according to claim 1, characterized in that: the central lines of the first sleeve (6), the second sleeve (7) and the third sleeve (8) are parallel to each other.
10. The oiling device for the inner wall of the welded pipe according to claim 1, characterized in that: the first sleeve (6), the second sleeve (7) and the third sleeve (8) are cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010765265.6A CN114054263B (en) | 2020-08-03 | 2020-08-03 | Oil applying device for inner wall of welded pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010765265.6A CN114054263B (en) | 2020-08-03 | 2020-08-03 | Oil applying device for inner wall of welded pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114054263A true CN114054263A (en) | 2022-02-18 |
| CN114054263B CN114054263B (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010765265.6A Active CN114054263B (en) | 2020-08-03 | 2020-08-03 | Oil applying device for inner wall of welded pipe |
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