CN114686903A - Acid treatment device for surface of seamless steel pipe - Google Patents
Acid treatment device for surface of seamless steel pipe Download PDFInfo
- Publication number
- CN114686903A CN114686903A CN202210404689.9A CN202210404689A CN114686903A CN 114686903 A CN114686903 A CN 114686903A CN 202210404689 A CN202210404689 A CN 202210404689A CN 114686903 A CN114686903 A CN 114686903A
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- pickling
- seamless steel
- pipe
- steel pipe
- fixedly connected
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 112
- 239000010959 steel Substances 0.000 title claims abstract description 112
- 238000010306 acid treatment Methods 0.000 title claims abstract description 18
- 238000005554 pickling Methods 0.000 claims abstract description 148
- 239000007921 spray Substances 0.000 claims abstract description 33
- 230000000694 effects Effects 0.000 claims abstract description 17
- 238000011084 recovery Methods 0.000 claims description 15
- 230000001681 protective effect Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 4
- 210000001161 mammalian embryo Anatomy 0.000 abstract description 4
- 239000002253 acid Substances 0.000 abstract description 2
- 239000012528 membrane Substances 0.000 abstract description 2
- 235000021110 pickles Nutrition 0.000 description 17
- 238000004064 recycling Methods 0.000 description 14
- 238000005507 spraying Methods 0.000 description 9
- 239000007788 liquid Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 241000353135 Psenopsis anomala Species 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G3/00—Apparatus for cleaning or pickling metallic material
- C23G3/04—Apparatus for cleaning or pickling metallic material for cleaning pipes
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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 provides a seamless steel tube surface acid treatment device, and relates to the technical field of seamless steel tube acid pickling. The device, including the pickling case, one side of pickling case is provided with steel pipe transportation mouth, the opposite side of pickling case rotates and is connected with the connecting axle, the one end of connecting axle is provided with movable fixture, the other end of connecting axle is provided with actuating mechanism, the top fixedly connected with inlet pipe of pickling case, the one end of inlet pipe is connected with the subassembly that sprays, fixedly connected with activity supporting component on one side outer wall of pickling case. Can drive the connecting axle through actuating mechanism and rotate, and then can make movable fixture rotate, drive seamless steel pipe and rotate, be convenient for carry out the pickling to seamless steel pipe in the rotation, solved prior art pipe embryo and simply added the pickling bath, the pickling solution can form the membrane that the one deck influences the pickling on pipe embryo surface and lead to the poor problem of pickling effect.
Description
Technical Field
The invention relates to the technical field of acid pickling of seamless steel pipes, in particular to an acid treatment device for the surface of a seamless steel pipe.
Background
Seamless steel pipes are steel pipes which are punched by a whole round steel and have no welding seams on the surface, and are called seamless steel pipes. The seamless steel pipe may be a hot-rolled seamless steel pipe, a cold-drawn seamless steel pipe, an extruded seamless steel pipe, a pipe-jacking, or the like, depending on the production method. The seamless steel pipe is divided into a round shape and a special shape according to the shape of a section, and the special-shaped pipe has various complex shapes such as a square shape, an oval shape, a triangular shape, a hexagonal shape, a melon seed shape, a star shape and a pipe with fins. The maximum diameter is up to 900mm and the minimum diameter is 4 mm. Depending on the application, there are thick-walled seamless steel pipes and thin-walled seamless steel pipes. The seamless steel pipe is mainly used as a petroleum geology drill pipe, a cracking pipe, a boiler pipe and a bearing pipe for petrochemical industry, and a high-precision structural steel pipe for automobiles, tractors and aviation. In the production process of seamless steel pipes, the surface of the seamless steel pipes needs to be pickled, on one hand, in order to make the surface smooth, and on the other hand, in order to avoid the surface oxidation.
The existing pickling process has the problems that a lifting machine is manually controlled to lift a pipe blank, the lifting machine is controlled to place the pipe blank into a pickling tank with pickling solution inside for pickling, the pipe blank is simply added into the pickling tank, the pickling solution can form a layer of film influencing pickling on the surface of the pipe blank, the pickling effect is poor, and the pickling process is poor in pickling effect and low in pickling efficiency.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a seamless steel tube surface acid treatment device, which solves the problem that a pickling solution can form a layer of film which influences pickling on the surface of a tube blank to cause poor pickling effect when the tube blank is simply added into a pickling tank.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a seamless steel pipe surface acid treatment device, includes the pickling case, one side of pickling case is provided with steel pipe transportation mouth, the opposite side of pickling case is rotated and is connected with the connecting axle, the one end of connecting axle is provided with movable fixture, the other end of connecting axle is provided with actuating mechanism, the top fixedly connected with inlet pipe of pickling case, the one end of inlet pipe is connected with the subassembly that sprays, fixedly connected with activity supporting component on one side outer wall of pickling case.
Preferably, the movable clamping mechanism is located inside the pickling tank, the driving mechanism is located outside the pickling tank, and one end of the feeding pipe penetrates through the pickling tank and extends into the pickling tank.
Preferably, activity fixture includes mounting disc, hinge, spring, holder, the middle part fixed connection of mounting disc is in the one end of connecting axle, a plurality of springs of a side edge fixedly connected with of mounting disc, the one end fixedly connected with holder of spring, one side of holder is passed through the hinge and is rotated the one side of connecting at the mounting disc, the middle part of connecting axle is provided with the bearing to bearing outside fixed connection is in the lateral wall of pickling case.
Preferably, the driving mechanism comprises a first motor, belt wheels and a belt, the outer side of the first motor is fixedly connected to the outer wall of the pickling box, the output end of the first motor and the other end of the connecting shaft are fixedly connected with the belt wheels, and the two belt wheels are connected through the belt.
Preferably, the activity supporting component includes second motor, backup pad, support arm, back shaft, backing roll and limiting plate, the one end fixed connection of backup pad is on one side outer wall of pickling case, one side fixedly connected with second motor of backup pad, the output of second motor runs through the backup pad and extends to be connected with the support arm, bottom one side fixedly connected with limiting plate of support arm, fixedly connected with back shaft in the bottom of support arm, the one end outside of back shaft is rotated and is connected with the backing roll.
Preferably, be provided with the ooff valve on the outer wall of inlet pipe, the hopper is arranged to the bottom fixedly connected with of pickling tank, the bottom fixed connection of arranging the hopper is at the top of arranging the material pipe, the bottom of arranging the material pipe is provided with the three-way valve, the bottom of three-way valve is provided with the pickle liquor and retrieves the mechanism, the top that the pickle liquor was retrieved the mechanism is connected in one side of inlet pipe, the pickle liquor is retrieved the mechanism and is used for transporting the exhaust pickle liquor bottom the three-way valve to the inlet pipe in.
Preferably, the pickling solution recovery mechanism includes force (forcing) pump, recovery tube, the one end fixed connection of recovery tube is in the bottom of three-way valve, the other end fixed connection of recovery tube is in one side of inlet pipe, the link of recovery tube and inlet pipe is located between ooff valve and the pickling case.
Preferably, the spray assembly comprises a spray pipeline and a pipe clamp, the middle of the spray pipeline is fixedly connected to one end of the inlet pipe, the outer side of the spray pipeline is connected to the inner top wall of the pickling tank through the pipe clamp, and a plurality of spray heads are arranged at the bottom of the spray pipeline.
Preferably, the inner side of the steel pipe transportation port is provided with a protective curtain, the protective curtain comprises a plurality of rubber sheets which are tightly connected, and the rubber sheets are distributed in an annular shape.
Preferably, a plurality of conveying rollers are rotatably connected to the lower portion of the pickling tank, one ends of the conveying rollers penetrate through the pickling tank and are fixedly connected to the output end of the third motor, and the outer side of the third motor is fixedly connected to the rear side wall of the pickling tank.
The working principle is as follows: when the seamless steel pipe is inserted into the center of the installation disc, the end part of the seamless steel pipe can be extruded to one end of the clamping piece, when the seamless steel pipe is extruded under stress, the clamping piece can rotate around the hinge shaft, the outer surface of the seamless steel pipe is clamped by the other end of the clamping piece, when the seamless steel pipe leaves from the installation disc, the clamping piece can be opened by the spring, so as to be convenient for forming an opening to be inserted into the seamless steel pipe, the movable clamping mechanism can clamp the seamless steel pipe, and has an automatic loosening function after the seamless steel pipe is drawn out, the belt is connected between the two belt wheels, the first motor can drive the connecting shaft to rotate by utilizing the belt transmission, so as to drive the movable clamping mechanism to rotate, the support arm can rotate by utilizing the second motor, so that the support roller can be inserted into the other end of the seamless steel pipe, and the movable support component is used for limiting the other end of the seamless steel pipe, be convenient for actuating mechanism drive seamless steel pipe rotates, open the ooff valve, add a certain amount of pickle through the inlet pipe to the pickling incasement, then close the ooff valve, adjust the three-way valve, make the pickle flow into in the recovery pipe through the three-way valve, the force (forcing) pump can be with in the recovery pipe pickle liquid pump send the inlet pipe, the inlet pipe can be to adding the pickle in the spray piping, a plurality of shower nozzles through the spray piping bottom can spray the pickle to seamless steel pipe and carry out the pickling, after the pickling for a certain time, close the force (forcing) pump, stop the pickle and spray, keep first motor to continue the operation, can make activity fixture last centre gripping and drive seamless steel pipe and rotate, can make the pickle on seamless steel pipe surface break away from with seamless steel pipe, reach the separation and get rid of the mesh of remaining in seamless steel pipe surface pickle after the pickling.
The invention provides a seamless steel tube surface acid treatment device. The method has the following beneficial effects:
1. the invention can drive the connecting shaft to rotate through the driving mechanism, and further can enable the movable clamping mechanism to rotate, one side of the movable clamping mechanism can clamp one end of the seamless steel pipe, the movable supporting component is used for limiting the other end of the seamless steel pipe and further driving the seamless steel pipe to rotate, the top of the pickling box is fixedly connected with the feeding pipe, one end of the feeding pipe is connected with the spraying component, pickling solution can be added into the pickling box through the feeding pipe, the spraying component is used for spraying the pickling solution into the pickling box, the pickling of the seamless steel pipe in process is facilitated, and the problem that in the prior art, when the pipe blank is simply added into the pickling box, a layer of film which influences the pickling can be formed on the surface of the pipe blank by the pickling solution, so that the pickling effect is poor is solved.
2. According to the invention, the pickling liquid in the recovery pipe can be pumped into the feeding pipe through the pressure pump, the feeding pipe provides the pickling liquid for the spraying assembly to spray, so that the seamless steel pipe can be conveniently pickled, after pickling is carried out for a certain time, the pressure pump is closed, the pickling liquid spraying is stopped, the first motor is kept to continue running, the movable clamping mechanism can be enabled to continuously clamp and drive the seamless steel pipe to rotate, the pickling liquid on the surface of the seamless steel pipe can be separated from the seamless steel pipe, and the purpose of separating and removing the pickling liquid remained on the surface of the seamless steel pipe after pickling is achieved.
Drawings
FIG. 1 is a schematic view of the external structure of a pickling tank according to the invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of the drive mechanism of the present invention;
FIG. 4 is a schematic view of the movable clamping mechanism of the present invention;
FIG. 5 is a schematic view of the internal structure of the pickling tank of the present invention;
FIG. 6 is a schematic view of a movable support assembly of the present invention;
fig. 7 is a schematic view of the protective curtain of the present invention.
Wherein, 1, a pickling tank; 2. a feed pipe; 3. an on-off valve; 4. a three-way valve; 5. a pressure pump; 6. a recovery pipe; 7. a pickling solution recovery mechanism; 8. a drive mechanism; 9. a connecting shaft; 10. a movable support assembly; 11. a discharge hopper; 12. a first motor; 13. a pulley; 14. a belt; 15. a movable clamping mechanism; 16. mounting a disc; 17. a hinge shaft; 18. a spring; 19. a clamping member; 20. a discharge pipe; 21. a steel pipe transportation port; 22. a spray head; 23. a pipe clamp; 24. a spray pipe; 25. a second motor; 26. a support plate; 27. a support arm; 28. a support shaft; 29. a support roller; 30. a limiting plate; 31. a rubber sheet; 32. and a conveying roller.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example (b):
as shown in fig. 1-7, an embodiment of the present invention provides a seamless steel tube surface acid treatment apparatus, which includes a pickling tank 1, wherein the pickling tank 1 is a closed tank, one side of the pickling tank 1 is provided with a steel tube transportation port 21, the steel tube transportation port 21 is used as a channel for taking and placing a seamless steel tube, the other side of the pickling tank 1 is rotatably connected with a connecting shaft 9, one end of the connecting shaft 9 is provided with a movable clamping mechanism 15, the other end of the connecting shaft 9 is provided with a driving mechanism 8, the outer wall of one side of the pickling tank 1 is fixedly connected with a movable support assembly 10, the driving mechanism 8 can drive the connecting shaft 9 to rotate, and further drive the movable clamping mechanism 15 to rotate, one side of the movable clamping mechanism 15 can clamp one end of the seamless steel tube, the movable support assembly 10 is used for stabilizing the other end of the seamless steel tube, and further drive the seamless steel tube to rotate, the top of the pickling tank 1 is fixedly connected with a feeding pipe 2, the one end of inlet pipe 2 is connected with spray assembly, can add the pickle to pickling tank 1 in through inlet pipe 2, spray assembly is used for spraying the pickle to pickling tank 1 in, is convenient for carry out the pickling to the seamless steel pipe in the rotation, has solved among the prior art pipe embryo and has added the pickling bath simply, and the pickle can lead to the poor problem of pickling effect at the membrane that pipe embryo surface formed the one deck and influences the pickling.
Referring to fig. 1 and 5, the movable clamping mechanism 15 is located inside the pickling tank 1, the driving mechanism 8 is located outside the pickling tank 1, and one end of the feeding pipe 2 penetrates through the pickling tank 1 and extends to the inside of the pickling tank 1.
Referring to fig. 3 and 4, the movable clamping mechanism 15 includes a mounting plate 16, a hinge 17, springs 18, and a clamping member 19, the middle of the mounting plate 16 is fixedly connected to one end of the connecting shaft 9, a plurality of springs 18 are fixedly connected to an edge of one side of the mounting plate 16, one end of each spring 18 is fixedly connected to the clamping member 19, one side of the clamping member 19 is rotatably connected to one side of the mounting plate 16 through the hinge 17, a bearing is disposed in the middle of the connecting shaft 9, and an outer side of the bearing is fixedly connected to a side wall of the pickling tank 1, when the seamless steel pipe is inserted into a center position of the mounting plate 16, an end of the seamless steel pipe can be pressed to one end of the clamping member 19, when the seamless steel pipe is pressed by a force, the clamping member 19 can rotate around the hinge 17, and then the outer surface of the seamless steel pipe is clamped by the other end of the clamping member 19, when the seamless steel pipe leaves from the position of the mounting plate 16, the springs 18 can open the clamping member 19, the seamless steel pipe can be conveniently inserted into the opening, the movable clamping mechanism 15 can clamp the seamless steel pipe, and the automatic loosening function is realized after the seamless steel pipe is drawn out. In some embodiments, the overall shape of the clamping member 19 is u-shaped, one end of the clamping member 19 is arc-shaped, so as to clamp the seamless steel tube, the other end of the clamping member 19 is triangle-shaped, so as to press the clamping member 19 by the seamless steel tube to rotate the clamping member 19, and three or four clamping members 19 are provided, the clamping members 19 are uniformly distributed on one side of the mounting plate 16, and one end of the clamping member 19, which is far away from the mounting plate 16, is provided with an anti-slip structure, such as an anti-slip sleeve, anti-slip lines, anti-slip rubber bumps, etc., so as to clamp the seamless steel tube.
Referring to fig. 4 and 5, the driving mechanism 8 includes a first motor 12, belt pulleys 13, a belt 14, the outside fixed connection of the first motor 12 is on the outer wall of the pickling tank 1, the output end of the first motor 12 and the other end of the connecting shaft 9 are fixedly connected with the belt pulleys 13, the two belt pulleys 13 are connected through the belt 14, the belt 14 is connected between the two belt pulleys 13, the belt 14 is utilized for transmission, the first motor 12 can drive the connecting shaft 9 to rotate, axial impact of the connecting shaft 9 is effectively avoided, the first motor 12 is protected, it is realized that the driving mechanism 8 can drive the connecting shaft 9 to rotate, and then the movable clamping mechanism 15 is driven to rotate, one end of a seamless steel pipe can be clamped by one side of the movable clamping mechanism 15, thereby conveniently enabling the seamless steel pipe to rotate, and improving the pickling effect.
Referring to fig. 5 and 6, the movable support assembly 10 includes a second motor 25, a support plate 26, a support arm 27, a support shaft 28, a support roller 29 and a limit plate 30, one end of the support plate 26 is fixedly connected to an outer wall of one side of the pickling tank 1, one side of the support plate 26 is fixedly connected to the second motor 25, an output end of the second motor 25 penetrates through the support plate 26 and is connected to the support arm 27 in an extending manner, one side of a bottom end of the support arm 27 is fixedly connected to the limit plate 30, the support shaft 28 is fixedly connected to the inside of the bottom end of the support arm 27, the support roller 29 is rotatably connected to the outside of one end of the support shaft 28, one end of the support roller 29 is provided with a conical head, the limit plate 30 can abut against the seamless steel pipe, the support roller 29 can be inserted into one end of the seamless steel pipe, the limit plate 30 and the support roller 29 can play a limiting role, rotation of the seamless steel pipe is facilitated, and the conical head can facilitate the support roller 29 to be inserted into the end of the seamless steel pipe, referring to fig. 5, the arc dotted line in the figure is the movement track of one end of the conical head, the rectangular dotted line frame in the figure represents the seamless steel pipe, the seamless steel pipe is inserted into the steel pipe transportation port 21, one end of the seamless steel pipe can be placed into the movable clamping mechanism 15 for clamping, the movable clamping assembly 10 can play a role of limiting the seamless steel pipe, the second motor 25 can be used for rotating the supporting arm 27, the supporting roller 29 can be further inserted into the other end of the seamless steel pipe, the movable supporting assembly 10 is used for stabilizing the other end of the seamless steel pipe, and the driving mechanism 8 can drive the seamless steel pipe to rotate conveniently.
Referring to fig. 1 and 5, a switch valve 3 is disposed on an outer wall of the inlet pipe 2, the switch valve 3 is used for controlling opening and closing of the inlet pipe 2, and further controlling whether pickling solution is added into the pickling tank 1, in one embodiment, the switch valve 3 is an electric valve, which is convenient for operation and control, a discharge hopper 11 is fixedly connected to a bottom of the pickling tank 1, a bottom of the discharge hopper 11 is fixedly connected to a top of a discharge pipe 20, the discharge hopper 11 is convenient for pickling solution to flow into the discharge pipe 20, a three-way valve 4 is disposed at a bottom of the discharge pipe 20, the three-way valve 4 is of a one-in-two-out structure, a pickling solution recycling mechanism 7 is disposed at a bottom of the three-way valve 4, recycling of the pickling solution discharged into the pickling solution recycling mechanism 7 after backflow can be realized, meanwhile, the waste pickling solution can be discharged and recycled, and the top of the pickling solution recycling mechanism 7 is connected to one side of the inlet pipe 2, the pickling solution recycling mechanism 7 is used for conveying the pickling solution discharged from the bottom of the three-way valve 4 into the feeding pipe 2, so that the pickling solution can be conveniently recycled for pickling the surface of the seamless steel pipe.
Referring to fig. 2, the pickling solution recycling mechanism 7 includes a pressure pump 5 and a recycling pipe 6, one end of the recycling pipe 6 is fixedly connected to the bottom of a three-way valve 4, the other end of the recycling pipe 6 is fixedly connected to one side of a feeding pipe 2, the connecting end of the recycling pipe 6 and the feeding pipe 2 is located between a switch valve 3 and a pickling tank 1, because the position where the recycling pipe 6 is connected with the feeding pipe 2 is located between the switch valve 3 and the pickling tank 1, the pickling solution discharged from the recycling pipe 6 can flow into the spraying assembly through the feeding pipe 2, the switch valve 3 can play a role of blocking, the switch valve 3 is opened, a certain amount of pickling solution is added into the pickling tank 1 through the feeding pipe 2, then the switch valve 3 is closed, the three-way valve 4 is adjusted, so that the pickling solution flows into the recycling pipe 6 through the three-way valve 4, the pressure pump 5 can pump the pickling solution in the recycling pipe 6 into the feeding pipe 2, the feeding pipe 2 provides the pickling solution for spraying assembly to spray, the pickling device is convenient for pickling seamless steel pipes, after pickling is carried out for a certain time, the pressure pump 5 is closed, pickling solution spraying is stopped, the first motor 12 is kept to continue to operate, the movable clamping mechanism 15 can be enabled to continuously clamp and drive the seamless steel pipes to rotate, the pickling solution on the surfaces of the seamless steel pipes can be separated from the seamless steel pipes, and the purpose of separating and removing the pickling solution remained on the surfaces of the seamless steel pipes after pickling is achieved.
Referring to fig. 5, spray assembly includes spray pipe 24, pipe clamp 23, and spray pipe 24's middle part fixed connection is in the one end of inlet pipe 2, and spray pipe 24's the outside is connected at the interior roof of pickling tank 1 through pipe clamp 23, and spray pipe 24's bottom is provided with a plurality of shower nozzles 22, and inlet pipe 2 can add the pickle to spray pipe 24 in, can spray the pickle to seamless steel pipe through a plurality of shower nozzles 22 of spray pipe 24 bottom and carry out the pickling.
Referring to fig. 5 and 7, a protective curtain is disposed on the inner side of the steel pipe transportation port 21, the protective curtain includes a plurality of tightly connected rubber sheets 31, the rubber sheets 31 are distributed in an annular shape, and the protective curtain formed by the plurality of rubber sheets 31 can prevent the pickling solution from splashing from the steel pipe transportation port 21.
Referring to fig. 5, the lower part internal rotation of pickling tank 1 is connected with a plurality of conveying rollers 32, utilize a plurality of conveying rollers 32 to distribute in pickling tank 1, and conveying roller 32 corresponds the position of activity fixture 15, can play the supporting role to seamless steel pipe, make seamless steel pipe can insert smoothly in the holder 19 of activity fixture 15 simultaneously, pickling tank 1 and fixed connection are run through to conveying roller 32's one end at the output of third motor, the outside fixed connection of third motor is on the rear side wall of pickling tank 1, can drive conveying roller 32 through the third motor and rotate, and then conveniently remove seamless steel pipe, reach labour saving and time saving's purpose.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a seamless steel pipe surface acid treatment device, includes pickling case (1), its characterized in that: one side of pickling case (1) is provided with steel pipe transportation mouth (21), the opposite side of pickling case (1) is rotated and is connected with connecting axle (9), the one end of connecting axle (9) is provided with movable fixture (15), the other end of connecting axle (9) is provided with actuating mechanism (8), top fixedly connected with inlet pipe (2) of pickling case (1), the one end of inlet pipe (2) is connected with the subassembly that sprays, fixedly connected with activity supporting component (10) on one side outer wall of pickling case (1).
2. The surface acid treatment device of the seamless steel pipe according to claim 1, characterized in that: the movable clamping mechanism (15) is located inside the pickling tank (1), the driving mechanism (8) is located outside the pickling tank (1), and one end of the feeding pipe (2) penetrates through the pickling tank (1) and extends to the inside of the pickling tank (1).
3. The surface acid treatment device of the seamless steel pipe according to claim 1, characterized in that: activity fixture (15) are including mounting disc (16), hinge (17), spring (18), holder (19), the middle part fixed connection of mounting disc (16) is in the one end of connecting axle (9), a plurality of springs of edge fixedly connected with (18) of one side of mounting disc (16), the one end fixedly connected with holder (19) of spring (18), the one side of holder (19) is passed through hinge (17) and is rotated the one side of connecting in mounting disc (16), the middle part of connecting axle (9) is provided with the bearing to bearing outside fixed connection is in the lateral wall of pickling tank (1).
4. The surface acid treatment device of the seamless steel tube according to claim 3, characterized in that: actuating mechanism (8) are including first motor (12), band pulley (13), belt (14), the outside fixed connection of first motor (12) is on the outer wall of pickling case (1), the equal fixedly connected with band pulley (13) of the output of first motor (12) and the other end of connecting axle (9), two connect through belt (14) between band pulley (13).
5. The surface acid treatment device of the seamless steel pipe according to claim 1, characterized in that: activity supporting component (10) include second motor (25), backup pad (26), support arm (27), back shaft (28), backing roll (29) and limiting plate (30), the one end fixed connection of backup pad (26) is on one side outer wall of pickling case (1), one side fixedly connected with second motor (25) of backup pad (26), the output of second motor (25) runs through backup pad (26) and extends to be connected with support arm (27), bottom one side fixedly connected with limiting plate (30) of support arm (27), fixedly connected with back shaft (28) in the bottom of support arm (27), the one end outside of back shaft (28) is rotated and is connected with backing roll (29).
6. The surface acid treatment device of the seamless steel pipe according to claim 1, characterized in that: be provided with ooff valve (3) on the outer wall of inlet pipe (2), the bottom fixedly connected with of pickling case (1) is arranged hopper (11), the bottom fixed connection of arranging hopper (11) is at the top of arranging material pipe (20), the bottom of arranging material pipe (20) is provided with three-way valve (4), the bottom of three-way valve (4) is provided with pickling solution and retrieves mechanism (7), one side at inlet pipe (2) is connected at the top of pickling solution recovery mechanism (7).
7. The surface acid treatment device of the seamless steel tube according to claim 6, characterized in that: pickling solution retrieves mechanism (7) and includes force (forcing) pump (5), recovery tube (6), the one end fixed connection of recovery tube (6) is in the bottom of three-way valve (4), the other end fixed connection of recovery tube (6) is in one side of inlet pipe (2), the link of recovery tube (6) and inlet pipe (2) is located between ooff valve (3) and pickling case (1).
8. The surface acid treatment device of the seamless steel tube according to claim 1, characterized in that: the spray assembly comprises a spray pipeline (24) and a pipe clamp (23), the middle of the spray pipeline (24) is fixedly connected with one end of the inlet pipe (2), the outer side of the spray pipeline (24) is connected with the inner top wall of the pickling tank (1) through the pipe clamp (23), and a plurality of spray heads (22) are arranged at the bottom of the spray pipeline (24).
9. The surface acid treatment device of the seamless steel pipe according to claim 1, characterized in that: the steel pipe conveying device is characterized in that a protective curtain is arranged on the inner side of the steel pipe conveying opening (21), the protective curtain comprises a plurality of rubber sheets (31) which are tightly connected, and the rubber sheets (31) are distributed annularly.
10. The surface acid treatment device of the seamless steel pipe according to claim 1, characterized in that: the lower part internal rotation of pickling case (1) is connected with a plurality of conveying rollers (32), the one end of conveying roller (32) runs through pickling case (1) and fixed connection is at the output of third motor, the outside fixed connection of third motor is on the rear side wall of pickling case (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210404689.9A CN114686903B (en) | 2022-04-18 | 2022-04-18 | Seamless steel pipe surface acid treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210404689.9A CN114686903B (en) | 2022-04-18 | 2022-04-18 | Seamless steel pipe surface acid treatment device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115449805A (en) * | 2022-09-28 | 2022-12-09 | 江苏爱威伦环保设备科技有限公司 | Steel pickling device and pickling process |
| CN116145151A (en) * | 2023-03-15 | 2023-05-23 | 河北恒泰管道装备制造有限公司 | Pipe fitting pickling processor |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212582012U (en) * | 2020-05-21 | 2021-02-23 | 山东永安昊宇制管有限公司 | A acid dip pickle for tubular product production |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212582012U (en) * | 2020-05-21 | 2021-02-23 | 山东永安昊宇制管有限公司 | A acid dip pickle for tubular product production |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115449805A (en) * | 2022-09-28 | 2022-12-09 | 江苏爱威伦环保设备科技有限公司 | Steel pickling device and pickling process |
| CN116145151A (en) * | 2023-03-15 | 2023-05-23 | 河北恒泰管道装备制造有限公司 | Pipe fitting pickling processor |
| CN116145151B (en) * | 2023-03-15 | 2023-09-26 | 河北恒泰管道装备制造有限公司 | Pipe fitting pickling processor |
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| CN114686903B (en) | 2024-02-09 |
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