CN114657575A - Pickling device and pickling method for pipe and bar materials - Google Patents
Pickling device and pickling method for pipe and bar materials Download PDFInfo
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- CN114657575A CN114657575A CN202210315337.6A CN202210315337A CN114657575A CN 114657575 A CN114657575 A CN 114657575A CN 202210315337 A CN202210315337 A CN 202210315337A CN 114657575 A CN114657575 A CN 114657575A
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- 238000005554 pickling Methods 0.000 title claims abstract description 123
- 239000000463 material Substances 0.000 title claims abstract description 65
- 238000000034 method Methods 0.000 title claims abstract description 26
- 239000002253 acid Substances 0.000 claims abstract description 128
- 238000001514 detection method Methods 0.000 claims description 9
- 230000007306 turnover Effects 0.000 claims description 6
- 239000011538 cleaning material Substances 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000007599 discharging Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 235000021110 pickles Nutrition 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 206010044565 Tremor Diseases 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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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
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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
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
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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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- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The invention belongs to the technical field of metallurgical equipment, and particularly relates to a pickling device and a pickling method for a pipe and a bar. The pickling device for the pipe and the bar at least comprises an acid tank, a bracket driving device arranged outside the acid tank, an outer connecting rod device, a rotating bracket body arranged in the acid tank and connected with the bracket driving device through the outer connecting rod device, a pickling material frame arranged on the rotating bracket body and an acid tank turning cover device arranged at the top of the acid tank. The pickling frame can be placed on the rotating bracket body, and the rotating bracket body can move up and down under the driving of the bracket driving device, so that the pickling frame is immersed in acid liquor for efficient pickling. The use of the controller enables the invention to realize higher automation degree. The invention greatly reduces the working intensity of operators and improves the safety of operation.
Description
Technical Field
The invention belongs to the technical field of metallurgical equipment, and particularly relates to a pickling device and a pickling method for a pipe and a bar.
Background
Stainless steel, alloy pipe rod have the characteristics of many varieties small batch, but face the pickling process, in order to improve production efficiency, need a groove pickling different specifications or the little pipe rod of specification change sometimes, place the pipe rod of different specifications in the pickling material frame different positions through pickling material frame, then put pickling material frame and pipe rod together on the rotating bracket body, shake material hook will place the pipe rod on different layers through shaking on automatic material mechanism and the work or material rest and shake the material, clean the surface pickling of pipe rod, this kind of method has expanded the flexibility of pickling line, improve production efficiency, improve equipment intelligent degree, clean pickling has been realized.
Traditional pickling mode adopts the manual operation driving to hang into the acid tank through the suspender with the pipe rod, trembles the material through operation driving lift to the pipe rod, and this kind of mode operation workman operational environment is abominable, and the pipe rod rolls in the sour yellow cigarette in the twinkling of an eye of income, easily causes the acidizing fluid to overflow or suspender and acid tank kinking etc. accident, produces the incident easily. If the pipe and bar materials with different specifications need to be cleaned in the same acid tank, the later-stage sorting work is extremely heavy, and the acid cleaning efficiency is greatly reduced.
The method comprises the steps of firstly discharging acid in an acid tank, placing a pipe and a bar into the acid tank, covering an acid tank cover, injecting the acid into the acid tank, discharging the acid after the acid washing is finished, opening the acid tank cover, and taking out the pipe and the bar after the acid washing is finished.
Disclosure of Invention
The invention provides a pickling device and a pickling method for a pipe and a bar, and aims to solve the problems that the personal safety of operators is affected due to the overflow of acid liquor and the dispersion of acid mist; the second purpose is to solve the problems of long pickling auxiliary time, more energy consumption and high cost; the third purpose is to solve the problem that the workload of later-period sorting personnel is large.
In order to achieve the purpose, the invention adopts the technical scheme that:
a pickling device for pipe and bar materials at least comprises an acid tank; also comprises
The bracket driving device is arranged outside the acid tank and is used for driving the rotating bracket body to move up and down;
the outer connecting rod device is arranged outside the acid tank, the input end of the outer connecting rod device is connected with the bracket driving device, and the output end of the outer connecting rod device is rotatably connected to the upper part of the outer side wall of the acid tank;
the rotating bracket body is arranged in the acid tank and is rotatably connected with the bracket driving device through an external connecting rod device;
the pickling material frame is arranged on the rotating bracket body during pickling;
the acid tank flip device is connected to the top of the acid tank.
The bracket driving device comprises a supporting seat, an oil cylinder bracket, a first driving oil cylinder and a first connecting head; the first driving oil cylinder is horizontally arranged and fixed on the supporting seat through an oil cylinder bracket; the first connecting head is connected with the output end of the first driving oil cylinder and is connected with the rotating bracket body.
The connecting end of the first connecting head and the rotating bracket body is provided with a circular connecting part.
The outer connecting rod device comprises a left rod, a right rod and a flat rod, the left rod and the right rod are horizontally arranged and connected through the flat rod to form a U shape, and the flat rod is connected with the bracket driving device; the left rod and the right rod are the same; the right rod comprises a fixed connecting rod, two cranks, a middle connecting rod and a second connector; two ends of the middle connecting rod are respectively connected with a second connector; one end of the fixed connecting rod is connected with the flat bar, the other end of the fixed connecting rod is connected with the middle connecting rod through the second connector, the joint of the fixed connecting rod and the second connector is connected with a crank, the second connector at the other end of the middle connecting rod is connected with another crank, and the two cranks are rotatably connected to the upper part of the acid tank.
The rotating bracket body comprises a crank connecting rod, a connecting rod shaft and a supporting plate; the supporting plate is of a square plate-shaped structure, and four crank connecting rods are symmetrically and vertically arranged on the upper surface of the supporting plate; the upper ends of the four crank connecting rods are connected with connecting rod shafts which are horizontally arranged and used for being connected with the outer connecting rod device, and the lower ends of the four crank connecting rods are rotatably connected with the supporting plate.
The pickling material frame comprises a storage rack, lifting lugs and a horizontal truss; the lifting lugs are fixedly connected to the upper surface of the horizontal truss; the supporter is provided with a plurality ofly, and a plurality of supporter intervals set up, and the perpendicular to is connected at the horizontal truss lower surface.
The acid tank flip device comprises a flip support, a second driving oil cylinder, a rotating shaft bracket, a flip arm and an upper cover; the flip support is fixedly connected to the lower part of the side wall at one side of the acid tank; the rotating shaft bracket is fixed on the upper part of the side wall of the acid tank and is arranged right above the flip support; the lower end of the second driving oil cylinder is connected with the flip support, and the output end of the second driving oil cylinder is connected with the upper cover through the flip arm; the upper cover is rotatably connected with the rotating shaft bracket.
The device also comprises a PLC controller, a detection switch, an I/O module, a first control valve and a second control valve; the first control valve is connected with the first driving oil cylinder, the second control valve is connected with the second driving oil cylinder, the detection switch is connected to the outer side wall of the acid tank, and the controller is in electric signal connection with the detection switch, the I/O module, the first control valve and the second control valve respectively.
A pickling method of a pickling device for a pipe and a bar comprises the following steps,
the method comprises the following steps: placing a pipe bar to be pickled in a pickling material frame;
step two: the acid tank flip device is opened, and the acid pickling material frame is arranged on the rotating bracket body;
step three: closing the acid tank flip device, starting a bracket driving device, driving a rotating bracket body to move downwards by the bracket driving device through an outer connecting rod device, so that the acid pickling material frame is immersed in the acid liquor, and stopping the bracket driving device;
step four: pickling the pipe and bar materials to be pickled in the pickling material frame;
step five: after the pickling is finished, the bracket driving device is started, and the bracket driving device drives the rotating bracket body to move upwards through the outer connecting rod device; after the rotating bracket body is reset, the acid tank flip device is opened, the bracket driving device stops working, and the acid cleaning material frame is taken away to the next station by the charging machine.
Has the advantages that:
(1) the invention is provided with an acid tank flip device, when a pipe bar to be pickled is placed on a rotating bracket body through an acid pickling material frame, the rotating bracket body descends under the driving of a bracket driving device, and meanwhile, the acid tank flip device is closed to start pickling; under the drive of the bracket driving device, the rotating bracket body resets, the acid tank flip device is opened, so that accidents that the yellow smoke rolls in the acid inlet moment and acid liquor overflows and the like are easily caused are effectively avoided, and the production safety is effectively ensured.
(2) The technical scheme of the invention avoids the procedures of acid liquor filling and discharging in each pickling process, thereby not only effectively shortening the pickling time, but also avoiding the unnecessary energy consumption and saving the cost.
(3) The rotating bracket body of the invention adopts a parallel four-bar linkage motion mode, thereby ensuring the stability of the rotating bracket body in the up-and-down moving process and ensuring the safety of the pickling process.
(4) The arrangement of the controller in the invention enables the operation process to be automatic, and greatly reduces the labor intensity of operators.
(5) According to the invention, the pickling material frame can be used for simultaneously placing the pipe bars with different specifications on the rotary bracket body, the whole pickling material frame with the pipe bars to be pickled is placed on the rotary bracket body for pickling, the pipe bars with different specifications can be conveniently taken and sent to different stations after pickling is finished, and the workload of later-stage sorting personnel is greatly reduced.
The foregoing is merely an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to be implemented in accordance with the content of the description, the following is a detailed description of preferred embodiments of the present invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the carriage drive of the present invention;
FIG. 3 is a schematic view of the outer linkage arrangement of the present invention;
fig. 4 is a front view of the rotation bracket body structure of the present invention;
FIG. 5 is a side view of the rotational bracket body structure of the present invention;
FIG. 6 is a schematic structural diagram of an acid tank lid-turning device of the present invention;
FIG. 7 is a schematic diagram of the acid pickling frame structure of the present invention.
In the figure:
1-carriage drive means; 2-an outer linkage; 3-a rotating carrier body; 4-pickling the material frame; 5-acid tank cover turning device; 6-pickling the pipe and the bar; 7-acid tank; 8-a support seat; 9-oil cylinder support; 10-a first drive cylinder; 11-a first connector; 12-a fixed connecting rod; 13-a crank; 14-a middle connecting rod; 15-a second connector; 16-a crank connecting rod; 17-a link shaft; 18-a pallet; 19-a flip cover support; 20-a second driving oil cylinder; 21-a rotating shaft bracket; 22-a flipping arm; 23-upper cover; 24-a shelf; 25-lifting lugs; 26-horizontal truss.
The foregoing is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clear and clear, and to implement them in accordance with the content of the description, the following is a detailed description of preferred embodiments of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood 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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-7, the pickling device for the pipe and bar materials at least comprises an acid tank 7; also comprises
The bracket driving device 1 is arranged outside the acid tank 7, and is used for driving the rotating bracket body 3 to move up and down;
the outer connecting rod device 2 is arranged outside the acid tank 7, the input end of the outer connecting rod device 2 is connected with the bracket driving device 1, and the output end of the outer connecting rod device 2 is rotatably connected to the upper part of the outer side wall of the acid tank 7;
the rotating bracket body 3 is arranged in the acid tank 7, and is rotatably connected with the bracket driving device 1 through the outer connecting rod device 2;
the pickling material frame 4 is arranged on the rotating bracket body 3 during pickling;
and the acid tank flip device 5 is connected to the top of the acid tank 7.
In actual use, when the pipe and bar are required to be pickled, the pipe and bar to be pickled is placed in the pickling material frame 4; then opening the acid tank flip device 5, and placing the acid pickling material frame 4 on the rotating bracket body 3, wherein the upper surface of the rotating bracket body 3 is positioned at a high position above the acid liquid surface; closing the acid tank flip device 5, starting the bracket driving device 1, driving the rotating bracket body 3 to move downwards by the bracket driving device 1 through the outer connecting rod device 2, so that the acid pickling material frame 4 is immersed in the acid liquor, stopping the bracket driving device 1, and at the moment, the upper surface of the rotating bracket body 3 is at a low position below the surface of the acid liquor; then, the rotating bracket body 3 moves in parallel four-bar linkage to pickle the pipe and bar materials 6 to be pickled in the pickling material frame 4; after the pickling is finished, the bracket driving device 1 is started, and the bracket driving device 1 drives the rotating bracket body 3 to move upwards through the outer connecting rod device 2; when the rotating bracket body 3 is reset, the acid tank flip device 5 is opened, and when the rotating bracket body 3 is reset, the bracket driving device 1 stops working, and at the moment, the upper surface of the rotating bracket body 3 is positioned at a high position above the acid liquid surface; then, the loader takes the pickling frame 4 to the next station.
By adopting the technical scheme, accidents that yellow smoke rolls at the acid inlet moment of the pipe and the bar, acid liquor is easy to overflow and the like are effectively avoided, and the production safety is effectively ensured.
The technical scheme of the invention avoids the procedures of acid liquor filling and discharging in each pickling process, thereby not only effectively shortening the pickling time, but also avoiding unnecessary energy consumption and saving the cost.
The second embodiment:
referring to fig. 1 and 2, in a pickling apparatus for a pipe or a bar, in a first embodiment, a bracket driving apparatus 1 includes a supporting base 8, a cylinder bracket 9, a first driving cylinder 10, and a first connecting head 11; the first driving oil cylinder 10 is horizontally arranged, and the first driving oil cylinder 10 is fixed on the supporting seat 8 through an oil cylinder bracket 9; the first connecting head 11 is connected to the output end of the first driving cylinder 10, and the first connecting head 11 is connected to the rotating bracket body 3.
Further, an annular connecting portion is provided at the connecting end of the first connecting head 11 and the rotation bracket body 3.
In actual use, the support base 8 is fixed on the ground beside the acid tank 7. When the first driving cylinder 10 is actuated, the outer link 2 is pushed or pulled, so that the outer link 2 moves the rotation bracket body 3 upward or downward in the acid tank 7.
The first connector 11 is provided with a circular connecting portion at the end connected to the rotating bracket body 3, which facilitates the connection between the bracket driving device 1 and the outer link device 2.
Bracket drive arrangement 1 adopts this technical scheme, under the prerequisite of guaranteeing that it can realize its function, and is simple, convenient, and the cost is lower.
Example three:
referring to a pickling device for pipe and bar materials shown in fig. 1 and 3, on the basis of the first embodiment, the outer connecting rod device 2 comprises a left rod, a right rod and a flat rod, the left rod and the right rod are horizontally arranged and connected through the flat rod to form a U shape, and the flat rod is connected with the bracket driving device 1; the left rod and the right rod are the same; the right rod comprises a fixed connecting rod 12, two cranks 13, a middle connecting rod 14 and a second connector 15; two ends of the middle connecting rod 14 are respectively connected with a second connector 15; one end of the fixed connecting rod 12 is connected with the flat bar, the other end of the fixed connecting rod 12 is connected with the middle connecting rod 14 through the second connector 15, the joint of the fixed connecting rod 12 and the second connector 15 is connected with one crank 13, the second connector 15 at the other end of the middle connecting rod 14 is connected with another crank 13, and the two cranks 13 are rotatably connected to the upper part of the acid tank 7.
In practical use, the left rod and the right rod are respectively connected to the left side wall and the right side wall of the acid tank 7 in a rotatable manner, the flat rod is connected with the bracket driving device 1, after the bracket driving device 1 is started, the flat rod is pushed or pulled to move horizontally, under the driving of the flat rod, the two cranks 13 rotate around the connection point with the acid tank 7 through the fixed connecting rod 12, the middle connecting rod 14 and the second connector 15, the upward or downward position of the rotating bracket body 3 is driven to be adjusted, so that the pipe and bar 6 to be pickled in the pickling material frame 4 on the rotating bracket body 3 is pickled, and the pipe and bar leaves the acid tank 7 after pickling is finished.
By adopting the technical scheme, the rotating bracket body 3 adopts a parallel four-bar linkage movement mode, the stability of the rotating bracket body 3 in the up-and-down moving process is ensured, and the pickling effect is better.
In specific application, the joint of the crank 13 and the acid tank 7 is arranged above the liquid level of the acid liquid, so that the acid liquid in the acid tank 7 cannot overflow from the joint.
Example four:
referring to fig. 1, 4 and 5, in a pickling apparatus for a pipe or bar, in a first embodiment, the rotating bracket body 3 includes a crank connecting rod 16, a connecting rod shaft 17 and a supporting plate 18; the supporting plate 18 is of a square plate-shaped structure, and four crank connecting rods 16 are symmetrically and vertically arranged on the upper surface of the supporting plate; the upper ends of the four crank connecting rods 16 are all connected with connecting rod shafts 17 which are horizontally arranged and used for being connected with the outer connecting rod device 2, and the lower ends of the four crank connecting rods 16 are rotatably connected with a supporting plate 18.
In actual use, the rotating bracket body 3 is placed in the acid tank 7, and the supporting plate 18 is used for bearing the pickling material frame 4 and the pipe bar 6 to be pickled placed on the pickling material frame. The upper end of the crank connecting rod 16 is connected with the crank 13 on the outer connecting rod device 2 arranged outside the acid tank 7 through the connecting rod shaft 17, so that the crank connecting rod 16, the connecting rod shaft 17, the crank 13 on the outer connecting rod device 2 and the second connector 15 form a motion mode of parallel four-bar linkage, the stability of the rotating bracket body 3 in the up-and-down moving process is ensured, and the acid washing process is safe and has good effect.
Example five:
referring to fig. 1 and 7, in a pickling apparatus for pipe and bar materials, on the basis of the first embodiment, the pickling frame 4 includes a rack 24, lifting lugs 25 and horizontal trusses 26; the lifting lugs 25 are fixedly connected to the upper surface of the horizontal truss 26; the supporter 24 is provided with a plurality ofly, and a plurality of supporter 24 intervals set up, and the perpendicular to is connected at horizontal truss 26 lower surface.
In actual use, the rack 24 is used for placing the pipe bar 6 to be pickled. The lifting lug 25 facilitates the lifting of the pickling material frame 4. The horizontal truss 26 is a welded steel frame structure, and the horizontal truss 26 combines a plurality of article holders 24 together to form an integral structure.
The size of supporter and the interval distance of supporter all can set up according to the actual size of waiting to pickle tub rod 6 when in-service use, guarantee that a pickling material frame 4 can place the waiting to pickle tub rod 6 of a plurality of specifications, strengthened the efficiency of pickling greatly. Adopt pickling material frame 4 to place the technical scheme who treats pickling pipe rod 6 simultaneously, can place the whole pickling material frame of treating pickling pipe rod and place at the rotating bracket body and carry out the pickling, the pickling can be convenient after accomplishing get the pipe rod of different specifications and send different stations to, the later stage letter sorting personnel work load that has significantly reduced.
Example six:
referring to the pickling device for the pipe and bar materials shown in fig. 1 and 6, on the basis of the first embodiment, the acid tank flip device 5 includes a flip support 19, a second driving cylinder 20, a rotating shaft support 21, a flip arm 22 and an upper cover 23; the flip support 19 is fixedly connected to the lower part of the side wall at one side of the acid tank 7; the rotating shaft bracket 21 is fixed on the upper part of the side wall of the acid tank 7 and is arranged right above the flip support 19; the lower end of the second driving oil cylinder 20 is connected with the flip support 19, and the output end of the second driving oil cylinder 20 is connected with the upper cover 23 through the turnover arm 22; the upper cover 23 is rotatably connected with the rotating shaft bracket 21.
In actual use, when the upper cover 23 needs to be opened, the second driving oil cylinder 20 is started, the output end of the second driving oil cylinder 20 retracts, and the turnover arm 22 is pulled downwards, so that the upper cover 23 connected with the turnover arm 22 is driven to be opened; when the upper cover 23 needs to be closed, the second driving oil cylinder 20 is started, the output end of the second driving oil cylinder 20 extends outwards, the turnover arm 22 is pushed upwards, and therefore the upper cover 23 connected with the turnover arm 22 is driven to be closed.
Due to the arrangement of the acid tank cover turning device 5, accidents that yellow smoke rolls at the moment of acid entering of the pipe and bar materials, acid liquor overflows easily and the like are avoided effectively, and the production safety is guaranteed effectively.
Example seven:
referring to fig. 1, the pickling apparatus for a pipe and a bar further includes a controller on the basis of the first to sixth embodiments; the device also comprises a PLC controller, a detection switch, an I/O module, a first control valve and a second control valve; the first control valve is connected with the first driving oil cylinder 10, the second control valve is connected with the second driving oil cylinder 20, the detection switch is connected on the outer side wall of the acid tank 7, and the controller is in electric signal connection with the detection switch, the I/O module, the first control valve and the second control valve respectively.
The I/O module in this embodiment is used to manage input and output signals of the PLC.
In actual use, when pickling operation is required, the pipe bar to be pickled is placed in the pickling material frame 4; the controller controls the second control valve to open the upper cover 23 in the acid tank flip device 5, and the acid pickling material frame 4 is placed on the rotating bracket body 3, and at the moment, the rotating bracket body 3 is integrally placed on the upper part of the acid liquor; then, the controller controls the second control valve to close the upper cover 23 in the acid tank flip device 5; then, the controller controls the first control valve, starts a first driving oil cylinder 10 in the bracket driving device 1, drives the rotating bracket body 3 to move downwards through the outer connecting rod device 2, so that the pickling material frame 4 is immersed in acid liquor, stops the bracket driving device 1, and starts pickling the pipe and bar material 6 to be pickled in the pickling material frame 4; after the pickling is finished, the controller controls the first control valve to start the first driving oil cylinder 10 in the bracket driving device 1, and the bracket driving device 1 drives the rotating bracket body 3 to move upwards through the outer connecting rod device 2; meanwhile, the controller controls the second control valve to open the upper cover 23, when the rotating bracket body 3 is reset, the bracket driving device 1 stops working, and the pickling frame 4 is taken away to the next station by the charging machine.
Due to the arrangement of the controller, the operation process is automatic, and the labor intensity of operators is greatly reduced.
Example eight:
referring to fig. 1 to 7, a pickling method of a pickling apparatus for a pipe or bar includes the steps of,
the method comprises the following steps: placing the pipe bar material to be pickled in a pickling material frame 4;
step two: the acid tank flip device 5 is opened, and the acid pickling material frame 4 is arranged on the rotating bracket body 3;
step three: the acid tank flip cover device 5 is closed, the bracket driving device 1 is started, the bracket driving device 1 drives the rotating bracket body 3 to move downwards through the outer connecting rod device 2, so that the acid pickling material frame 4 is immersed in the acid liquor, and the bracket driving device 1 stops working;
step four: pickling the pipe bar 6 to be pickled in the pickling material frame 4;
step five: after the pickling is finished, the bracket driving device 1 is started, and the bracket driving device 1 drives the rotating bracket body 3 to move upwards through the outer connecting rod device 2; after the rotating bracket body 3 is reset, the acid tank flip device 5 is opened, the bracket driving device 1 stops working, and the acid cleaning material frame 4 is taken away to the next station by the charging machine.
By adopting the technical scheme, accidents that the pipe and bar materials roll due to yellow smoke at the acid inlet moment, acid liquor is easy to overflow and the like are effectively avoided, the production safety is effectively ensured, the procedures of filling and discharging the acid liquor are avoided when acid washing is carried out each time, the acid washing time is effectively shortened, unnecessary energy consumption is avoided, and the cost is saved. The rotating bracket body adopts a parallel four-bar linkage motion mode, so that the pickling effect is better. According to the invention, the pickling material frame 4 is arranged, so that the pipe bars with different specifications can be placed on the pickling material frame 4, the whole pickling material frame 4 with the pipe bars to be pickled is placed on the rotating bracket body for pickling, the pipe bars with different specifications can be conveniently taken and sent to different stations after pickling, and the workload of later-stage sorting personnel is greatly reduced.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, which is intended to cover any modifications, equivalents, improvements, etc. within the spirit and scope of the present invention.
In the case of no conflict, a person skilled in the art may combine the related technical features in the above examples according to actual situations to achieve corresponding technical effects, and details of various combining situations are not described herein.
It should be noted that all directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
Thus, while the present invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not to be limited to the disclosed embodiment, but on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. Any simple modification, equivalent change and modification of the above embodiments according to the technical spirit of the present invention still fall within the scope of the technical solution of the present invention.
Claims (9)
1. A pickling device for pipe and bar materials at least comprises an acid tank (7); the method is characterized in that: also comprises
The bracket driving device (1), the bracket driving device (1) is arranged outside the acid tank (7) and is used for driving the rotating bracket body (3) to move up and down;
the outer connecting rod device (2) is arranged outside the acid tank (7), the input end of the outer connecting rod device (2) is connected with the bracket driving device (1), and the output end of the outer connecting rod device is rotatably connected to the upper part of the outer side wall of the acid tank (7);
the rotating bracket body (3) is arranged in the acid tank (7) and is rotatably connected with the bracket driving device (1) through the outer connecting rod device (2);
the pickling material frame (4), the pickling material frame (4) is placed on the rotating bracket body (3) during pickling;
the acid tank cover turning device (5) is connected to the top of the acid tank (7).
2. The pickling device for a pipe and bar as recited in claim 1, wherein: the bracket driving device (1) comprises a supporting seat (8), an oil cylinder bracket (9), a first driving oil cylinder (10) and a first connecting head (11); the first driving oil cylinder (10) is horizontally arranged, and the first driving oil cylinder (10) is fixed on the supporting seat (8) through an oil cylinder bracket (9); the first connecting head (11) is connected with the output end of the first driving oil cylinder (10), and the first connecting head (11) is connected with the rotating bracket body (3).
3. The pickling device for a pipe and bar as recited in claim 2, wherein: the connection end of the first connection head (11) and the rotating bracket body (3) is provided with a circular ring-shaped connection part.
4. The pickling device for a pipe and bar as recited in claim 1, wherein: the outer connecting rod device (2) comprises a left rod, a right rod and a flat rod, the left rod and the right rod are horizontally arranged and connected through the flat rod to form a U shape, and the flat rod is connected with the bracket driving device (1); the left rod and the right rod are the same; the right rod comprises a fixed connecting rod (12), two cranks (13), a middle connecting rod (14) and a second connector (15); two ends of the middle connecting rod (14) are respectively connected with a second connector (15); one end of the fixed connecting rod (12) is connected with the flat bar, the other end of the fixed connecting rod (12) is connected with the middle connecting rod (14) through the second connector (15), the joint of the fixed connecting rod (12) and the second connector (15) is connected with one crank (13), the second connector (15) at the other end of the middle connecting rod (14) is connected with another crank (13), and the two cranks (13) are rotatably connected to the upper part of the acid tank (7).
5. The pickling apparatus for a pipe or rod according to claim 1, wherein: the rotating bracket body (3) comprises a crank connecting rod (16), a connecting rod shaft (17) and a supporting plate (18); the supporting plate (18) is of a square plate-shaped structure, and four crank connecting rods (16) are symmetrically and vertically arranged on the upper surface of the supporting plate; the upper ends of the four crank connecting rods (16) are all connected with connecting rod shafts (17) which are horizontally arranged and used for being connected with the outer connecting rod device (2), and the lower ends of the four crank connecting rods (16) are rotatably connected with the supporting plate (18).
6. The pickling device for a pipe and bar as recited in claim 1, wherein: the pickling material frame (4) comprises a storage rack (24), lifting lugs (25) and a horizontal truss (26); the lifting lugs (25) are fixedly connected to the upper surface of the horizontal truss (26); the commodity shelf (24) are provided with a plurality of commodity shelves (24) and are arranged at intervals and are connected to the lower surface of the horizontal truss (26) in a perpendicular mode.
7. The pickling apparatus for a pipe or rod according to claim 1, wherein: the acid tank cover turning device (5) comprises a cover turning support (19), a second driving oil cylinder (20), a rotating shaft support (21), a turning arm (22) and an upper cover (23); the flip support (19) is fixedly connected to the lower part of the side wall of one side of the acid tank (7); the rotating shaft bracket (21) is fixed on the upper part of the side wall of the acid tank (7) and is arranged right above the flip support (19); the lower end of a second driving oil cylinder (20) is connected with a flip support (19), and the output end of the second driving oil cylinder (20) is connected with an upper cover (23) through a turnover arm (22); the upper cover (23) is rotatably connected with the rotating shaft bracket (21).
8. The pickling apparatus for a pipe or rod according to claim 1, wherein: the PLC is connected with the detection switch, the I/O module is connected with the first control valve, and the second control valve is connected with the second control valve; the acid tank is characterized in that the first control valve is connected with the first driving oil cylinder (10), the second control valve is connected with the second driving oil cylinder (20), the detection switch is connected to the outer side wall of the acid tank (7), and the controller is in electric signal connection with the detection switch, the I/O module, the first control valve and the second control valve respectively.
9. The pickling method of a pipe or bar in a pickling apparatus according to any one of claims 1 to 8, comprising the steps of,
the method comprises the following steps: placing the pipe bar material to be pickled in a pickling material frame (4);
step two: the acid tank flip device (5) is opened, and the acid pickling material frame (4) is arranged on the rotating bracket body (3);
step three: the acid tank cover turning device (5) is closed, the bracket driving device (1) is started, the bracket driving device (1) drives the rotating bracket body (3) to move downwards through the outer connecting rod device (2), so that the acid pickling material frame (4) is immersed in the acid liquor, and the bracket driving device (1) stops working;
step four: pickling the pipe bar (6) to be pickled in the pickling material frame (4);
step five: after the pickling is finished, the bracket driving device (1) is started, and the bracket driving device (1) drives the rotating bracket body (3) to move upwards through the outer connecting rod device (2); after the rotating bracket body (3) is reset, the acid tank flip device (5) is opened, the bracket driving device (1) stops working, and the acid cleaning material frame (4) is taken away to the next station by the charging machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210315337.6A CN114657575A (en) | 2022-03-28 | 2022-03-28 | Pickling device and pickling method for pipe and bar materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210315337.6A CN114657575A (en) | 2022-03-28 | 2022-03-28 | Pickling device and pickling method for pipe and bar materials |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114657575A true CN114657575A (en) | 2022-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210315337.6A Pending CN114657575A (en) | 2022-03-28 | 2022-03-28 | Pickling device and pickling method for pipe and bar materials |
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| Country | Link |
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| CN (1) | CN114657575A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB389381A (en) * | 1932-05-13 | 1933-03-16 | Phosphor Bronze Company Ltd | Improvements in pickling apparatus |
| GB740827A (en) * | 1953-02-21 | 1955-11-23 | Patents And Invest Ltd | Apparatus for use in pickling bars, tubes and the like |
| US20080072938A1 (en) * | 2006-04-13 | 2008-03-27 | Robert Sporer | Lift/immersion bath |
| CN202199594U (en) * | 2011-08-23 | 2012-04-25 | 浙江中星钢管机械有限公司 | Rolling box with automatic cover turning device |
| CN106521524A (en) * | 2016-11-28 | 2017-03-22 | 太原钢铁(集团)有限公司 | Method for enhancing acid pickling efficiency of stainless steel tubes |
| CN107297360A (en) * | 2017-08-08 | 2017-10-27 | 江苏亚太轻合金科技股份有限公司 | A kind of adjustable for height cleaning bin |
| CN109136962A (en) * | 2017-06-15 | 2019-01-04 | 宝钢工程技术集团有限公司 | Acid-mist anti-overflow device |
-
2022
- 2022-03-28 CN CN202210315337.6A patent/CN114657575A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB389381A (en) * | 1932-05-13 | 1933-03-16 | Phosphor Bronze Company Ltd | Improvements in pickling apparatus |
| GB740827A (en) * | 1953-02-21 | 1955-11-23 | Patents And Invest Ltd | Apparatus for use in pickling bars, tubes and the like |
| US20080072938A1 (en) * | 2006-04-13 | 2008-03-27 | Robert Sporer | Lift/immersion bath |
| CN202199594U (en) * | 2011-08-23 | 2012-04-25 | 浙江中星钢管机械有限公司 | Rolling box with automatic cover turning device |
| CN106521524A (en) * | 2016-11-28 | 2017-03-22 | 太原钢铁(集团)有限公司 | Method for enhancing acid pickling efficiency of stainless steel tubes |
| CN109136962A (en) * | 2017-06-15 | 2019-01-04 | 宝钢工程技术集团有限公司 | Acid-mist anti-overflow device |
| CN107297360A (en) * | 2017-08-08 | 2017-10-27 | 江苏亚太轻合金科技股份有限公司 | A kind of adjustable for height cleaning bin |
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Application publication date: 20220624 |