CN112609192A

CN112609192A - All-round steel sheet clearance pickling bath

Info

Publication number: CN112609192A
Application number: CN202011465079.7A
Authority: CN
Inventors: 徐子敏
Original assignee: Individual
Current assignee: Shandong Dasheng New Material Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-04-06
Anticipated expiration: 2040-12-14
Also published as: CN112609192B

Abstract

The invention discloses an all-dimensional steel plate cleaning pickling tank, which relates to the field of steel processing and comprises a shell, wherein a sealing mechanism is arranged on one side of the shell, an air cylinder is arranged on one side, away from the shell, of the sealing mechanism, the bottom end of the air cylinder is connected with a base, the output end of the air cylinder is attached to the outer wall of the sealing mechanism, a liquid adding mechanism is arranged at the top end of the sealing mechanism, moving mechanisms are arranged on two sides of the shell, and a clamping mechanism is arranged inside each moving mechanism. According to the invention, through the arrangement of the clamping mechanism and the side plate mechanism, when the steel plate is installed, the air cylinder is started firstly, the sealing mechanism is pulled to be opened by the output end of the air cylinder until the ejector block moves to the position right below the clamping mechanism, and the side plate mechanism is driven by the sealing mechanism to continuously move towards the top end of the moving mechanism until the first lead is communicated with the motor connecting wire through the plug connector, so that the application range is enlarged, and the problem that the steel plates with different thicknesses cannot be fixed is effectively solved.

Description

All-round steel sheet clearance pickling bath

Technical Field

The invention relates to the field of steel processing, in particular to an all-dimensional steel plate cleaning pickling tank.

Background

Steel sheets are flat steel sheets cast with molten steel, cooled, and then pressed, and are generally produced by cold rolling or hot rolling, and when hot rolling is performed, a layer of oxide film adheres to the outer wall of the steel sheet, and the oxide film protects the steel sheet during storage at ordinary times.

The existing pickling mode usually adopts a pickling method to treat a steel plate, but a large amount of acid solution can be used in the pickling process, which is very wasteful and dangerous, so that the steel plate can be pickled by adopting a spraying method at present, the thickness of the steel plate is different, when the steel plate is transported, the steel plate can not be effectively clamped, and the acid liquor can not be uniformly sprayed on the outer side of the steel plate when the steel plate is sprayed, and in the moving process of the steel plate, the clamp can block the contact between the acid liquor and the outer wall of the steel plate, so that the pickling of partial position of the steel plate can not be carried out, the pickling of the steel plate needs to be repeated, and the use efficiency is influenced.

Disclosure of Invention

The invention aims to: in order to solve the problems that the steel plate spraying is not uniform enough and the steel plates with different thicknesses cannot be fixed, an all-dimensional steel plate cleaning pickling bath is provided.

In order to achieve the purpose, the invention provides the following technical scheme: an omnibearing steel plate cleaning pickling tank comprises a shell, wherein a sealing mechanism is arranged on one side of the shell, a cylinder is arranged on one side, away from the shell, of the sealing mechanism, the bottom end of the cylinder is connected with a base, the output end of the cylinder is attached to the outer wall of the sealing mechanism, a liquid adding mechanism is installed at the top end of the sealing mechanism, moving mechanisms are arranged on two sides of the shell, a clamping mechanism is arranged inside each moving mechanism, each clamping mechanism extends into the shell, and side plate mechanisms are connected to two sides of the sealing mechanism, which are positioned above the moving mechanisms;

a driving motor is mounted above the interior of the moving mechanism, the output end of the driving motor is connected with a screw, a motor connecting wire is connected above the driving motor and extends to the outer side of the moving mechanism, a conductive rod is arranged on one side of the motor connecting wire and extends to the interior of the moving mechanism, and the conductive rod and the screw are arranged in parallel;

the liquid feeding mechanism comprises a supporting frame fixedly connected with the outer wall of the sealing mechanism, a liquid feeding opening is formed in the top end of the liquid feeding mechanism, a liquid conveying pipe is formed in the bottom end of the liquid feeding mechanism and extends into the shell, an injection head is formed in the inner wall of the top end of the shell, fixed pipes are formed in the positions, located on the two sides of the liquid conveying pipe, of the bottom end of the liquid feeding mechanism, movable pipes are sleeved on the outer sides of the fixed pipes, the movable pipes extend into the shell, a connector is formed in one side of the bottom end of each movable pipe, and a top valve is installed in the connector;

a first lead is arranged inside the side plate mechanism, a plug connector is arranged at the bottom end of the first lead, and a second lead is arranged inside the side plate mechanism and positioned on one side of the first lead;

the connecting cylinder has been seted up on fixture's top, and the outer wall of connecting cylinder set up with interface assorted joint, the fixture block has been seted up to one side of connecting cylinder, the cavity has been seted up to the inside of connecting cylinder, the spout has all been seted up at fixture's both ends, and the inside of every group spout all is provided with the fly leaf, every group magnet has all been seted up to the terminal surface of fly leaf, the outer wall connection of fly leaf has the multiunit gyro wheel, one side of fixture is located and has seted up the multiunit shower nozzle between two sets of spouts, the movable plate has been seted up to one side that fixture kept away from the shower nozzle, the threaded ring has been seted up to the movable plate inner wall, the inside one side that is close to the connecting.

Preferably, the inner wall of the housing is provided with a plurality of groups of slots, the moving plate extends into the moving mechanism through the slots, and the moving plate is rotatably connected with the screw rod through a threaded ring.

Preferably, one side of the sealing mechanism is located inside the shell and provided with a moving frame, the top end of the moving frame is provided with a top block, the outer wall of the moving frame is provided with an opening, and the two sides of the shell are provided with liquid return boxes.

Preferably, a return spring is arranged at the top end of the movable pipe, one end of the return spring is fixed with the outer wall of the liquid adding mechanism, and the movable pipe is movably connected with the liquid adding mechanism through the return spring.

Preferably, the outer wall of the movable pipe is provided with a limiting block matched with the clamping block, and the movable pipe is connected with the clamping block in a clamping manner through the limiting block.

Preferably, the cavity is communicated with a plurality of groups of spray heads, and the cavity is communicated with the interface through a joint of the outer wall.

Preferably, the conductor ring is sleeved outside the conductive rod, the conductive rod is connected with the second lead, and the motor connecting wire is connected with the first lead through the plug.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention uses the moving mechanism, the liquid adding mechanism and the clamping mechanism, when the liquid is sprayed to the steel plate, the liquid conveying pipe is connected with the spraying head, the acid liquid is sprayed in the shell through the spraying head, thereby the acid liquid is washed to the steel plate, the acid liquid is also input into the cavity in the clamping mechanism through the fixed pipe and sprayed to the two sides of the steel plate through the spraying head, at the moment, the second lead power supply connected with the first group of clamping mechanism is switched off, the first group of electromagnetic rings are not electrified, thereby the tensioning to the first group of movable plates is released, the first group of movable plates are not clamped to the steel plate through the rollers, at the moment, the first group of first lead is switched on, the first group of driving motor is started, the output end of the driving motor drives the first group of screw rods to rotate, the first group of clamping mechanism is pushed to move downwards through the first group of screw rods, so that one side of the steel plate can be uniformly sprayed, when the first group of clamping mechanisms reaches the bottom end, the first group of driving motors are reversely started to restore the original position of the first group of clamping mechanisms, then the first group of second wires are connected to supply power to the first group of electromagnetic coils, the first group of electromagnetic coils adsorb the first group of magnets, the first group of movable plates drive the rollers to clamp the steel plate, and then the steps are repeated to move the second group of clamping mechanisms, so that acid liquor can be uniformly sprayed on the other side of the steel plate, the outer side of the steel plate can be uniformly sprayed, the use efficiency is improved, the sprayed acid liquor can be accumulated in the moving frame, so that the bottom end of the steel plate can be soaked with the acid liquor, the bottom end of the steel plate can be pickled, the problem that the steel plate is not uniformly sprayed is effectively solved, and the clamping mechanisms can be moved, the joint of the steel plate and the clamping mechanism is pickled without repeated cleaning, so that the cleaning efficiency is improved;

2. through the clamping mechanism and the side plate mechanism, when a steel plate is installed, the air cylinder is started firstly, the sealing mechanism is pulled to be opened by the output end of the air cylinder until the ejector block moves to the position under the clamping mechanism, then the steel plate is added into the shell through an external mobile device and is inserted among a plurality of groups of rollers in the clamping mechanism, then the air cylinder is started reversely, the air cylinder pushes the sealing mechanism to be clamped with the shell, the ejector block is far away from the steel plate through the inclined surface at the top end, the steel plate loses the support and moves downwards until the steel plate completely enters the mechanism, the side plate mechanism is driven by the sealing mechanism to continuously move towards the top end of the moving mechanism until the first wire is connected with a motor connecting wire through the plug, the second wire is connected with the conducting rod, the second wire is connected with an external power supply at the moment, the conducting rod is connected with the external power supply, and the current is connected with the electromagnetic, the electromagnetic ring produces magnetism and adsorbs magnet, and magnet drives two sets of fly leafs and is close to each other, and the fly leaf drives the multiunit gyro wheel and carries out the centre gripping to the steel sheet to can carry out spacing fixed to the steel sheet, prevent that the steel sheet from taking place the slope when the pickling, and can carry out the centre gripping to the steel sheet of different thickness, improve application range, effectively solved and can not carry out the problem fixed to the steel sheet of different thickness.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the housing of the present invention;

FIG. 3 is an enlarged view of a portion of the invention at A in FIG. 2;

FIG. 4 is a schematic view of a clamping mechanism according to the present invention;

FIG. 5 is a schematic cross-sectional view of a clamping mechanism according to the present invention;

FIG. 6 is a schematic cross-sectional view of the moving mechanism of the present invention;

FIG. 7 is a schematic view of the connection structure of the side plate mechanism and the moving mechanism of the present invention;

FIG. 8 is a schematic structural diagram of a side plate mechanism of the present invention;

fig. 9 is a schematic view of the movable tube mounting structure of the present invention.

In the figure: 1. a housing; 101. grooving; 2. a moving mechanism; 201. a drive motor; 202. a conductive rod; 203. a motor connecting wire; 204. a screw; 3. a sealing mechanism; 301. a movable frame; 302. a top block; 303. an opening; 4. a liquid adding mechanism; 401. a liquid filling port; 402. a movable tube; 403. a fixed tube; 404. a support frame; 405. a transfusion tube; 406. an injector head; 407. an interface; 408. a top valve; 409. a limiting block; 410. a return spring; 5. a cylinder; 501. a base; 6. a side plate mechanism; 601. a first conductive line; 602. a plug-in connector; 603. a second conductive line; 7. a liquid return box; 8. a clamping mechanism; 801. a connecting cylinder; 802. a cavity; 803. a movable plate; 804. a roller; 805. a chute; 806. a spray head; 807. a clamping block; 808. moving the plate; 809. a thread ring; 810. a conductor loop; 811. an electromagnetic coil; 812. and a magnet.

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 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.

Referring to fig. 1-9, an omnibearing steel plate cleaning pickling bath comprises a shell 1, wherein one side of the shell 1 is provided with a sealing mechanism 3, one side of the sealing mechanism 3, which is far away from the shell 1, is provided with a cylinder 5, the bottom end of the cylinder 5 is connected with a base 501, the output end of the cylinder 5 is attached to the outer wall of the sealing mechanism 3, the top end of the sealing mechanism 3 is provided with a liquid adding mechanism 4, two sides of the shell 1 are both provided with moving mechanisms 2, each moving mechanism 2 is internally provided with a clamping mechanism 8, each clamping mechanism 8 extends into the shell 1, and two sides of the sealing mechanism 3, which are positioned above the moving mechanisms 2, are both connected with a side plate mechanism 6;

a driving motor 201 is installed above the inside of the moving mechanism 2, the output end of the driving motor 201 is connected with a screw 204, a motor connecting wire 203 is connected above the driving motor 201, the motor connecting wire 203 extends to the outer side of the moving mechanism 2, a conductive rod 202 is arranged on one side of the motor connecting wire 203, the conductive rod 202 extends to the inside of the moving mechanism 2, and the conductive rod 202 and the screw 204 are arranged in parallel;

the liquid adding mechanism 4 comprises a support frame 404 fixedly connected with the outer wall of the sealing mechanism 3, a liquid adding opening 401 is formed in the top end of the liquid adding mechanism 4, a liquid conveying pipe 405 is formed in the bottom end of the liquid adding mechanism 4, the liquid conveying pipe 405 extends into the shell 1, an injection head 406 is formed in the inner wall of the top end of the shell 1, fixed pipes 403 are formed in the two sides, located at the bottom end of the liquid adding mechanism 4, of the liquid conveying pipe 405, a movable pipe 402 is sleeved on the outer side of each group of the fixed pipes 403, the movable pipe 402 extends into the shell 1, a connector 407 is formed in one side of the bottom end of the movable pipe 402, and a top;

a first lead 601 is arranged inside the side plate mechanism 6, a plug connector 602 is arranged at the bottom end of the first lead 601, and a second lead 603 is arranged on one side of the first lead 601 inside the side plate mechanism 6;

a connecting cylinder 801 is arranged at the top end of the clamping mechanism 8, a joint matched with the interface 407 is arranged on the outer wall of the connecting cylinder 801, a clamping block 807 is arranged on one side of the connecting cylinder 801, a cavity 802 is arranged inside the connecting cylinder 801, sliding grooves 805 are arranged at two ends of the clamping mechanism 8, movable plates 803 are arranged inside each sliding groove 805, magnets 812 are arranged on the end faces of each movable plate 803, a plurality of groups of rollers 804 are connected to the outer wall of each movable plate 803, a plurality of groups of nozzles 806 are arranged between two groups of sliding grooves 805 on one side of the clamping mechanism 8, a movable plate 808 is arranged on one side of the clamping mechanism 8 far away from the nozzles 806, a threaded ring 809 is arranged on the inner wall of the movable plate 808, an electromagnetic ring 811 is arranged on one side of the movable plate 808.

Please refer to fig. 9, the inner wall of the housing 1 is formed with a plurality of slots 101, the moving plate 808 extends into the moving mechanism 2 through the slots 101, and the moving plate 808 is rotatably connected to the screw 204 through the thread ring 809 and can move the clamping mechanism 8 through the screw 204.

Please refer to fig. 2 and 8, one side of the sealing mechanism 3 is disposed inside the housing 1 and is provided with a movable frame 301, a top block 302 is disposed at a top end of the movable frame 301, an opening 303 is disposed on an outer wall of the movable frame 301, liquid return boxes 7 are disposed on both sides of the housing 1, the movable frame 301 can store acid liquid, so as to pickle a bottom end of the steel plate, and the acid liquid can be discharged through the liquid return boxes 7 through the opening 303.

Referring to fig. 9, a return spring 410 is disposed at the top end of the movable tube 402, one end of the return spring 410 is fixed to the outer wall of the liquid adding mechanism 4, the movable tube 402 is movably connected to the liquid adding mechanism 4 through the return spring 410, and the movable tube 402 can be returned through the return spring 410.

Please refer to fig. 9, the outer wall of the movable tube 402 is provided with a limiting block 409 matching with the block 807, the movable tube 402 is connected with the block 807 by the limiting block 409, and the movable tube 402 can be driven to move by the limiting block 409.

Referring to fig. 3, the cavity 802 is connected to a plurality of nozzles 806, and the cavity 802 is connected to the port 407 through a connector on the outer wall, so that the acid solution can be injected into the cavity 802 all the time.

Referring to fig. 7, the conductive coil 810 is sleeved outside the conductive rod 202, the conductive rod 202 is connected to the second conductive wire 603, and the motor connecting wire 203 is connected to the first conductive wire 601 through the connector 602.

The working principle is as follows: when a steel plate is installed, firstly, the cylinder 5 is started, the output end of the cylinder 5 pulls the sealing mechanism 3 to be opened until the top block 302 moves to the position right below the clamping mechanism 8, then the steel plate is added into the shell 1 through an external mobile device and is inserted between a plurality of groups of rollers 804 in the clamping mechanism 8, then the cylinder 5 is reversely started, the cylinder 5 pushes the sealing mechanism 3 to be clamped with the shell 1, the top block 302 is far away from the steel plate through the inclined surface at the top end, the steel plate loses the support and moves downwards until the steel plate completely enters the mechanism, the side plate mechanism 6 is driven by the sealing mechanism 3 to continuously move towards the top end of the moving mechanism 2 until the first lead 601 is communicated with the motor connecting wire 203 through the plug 602, the second lead 603 is communicated with the conducting rod 202, at the moment, the second lead 603 is communicated with an external power supply, the conducting rod 202 is communicated with the external power supply, current is communicated with the electromagnetic coil 811 through the conducting rod 202 and the, the magnet 812 is adsorbed by magnetism generated by the electromagnetic ring 811, the magnet 812 drives the two groups of movable plates 803 to approach each other, the movable plates 803 drive the multiple groups of rollers 804 to clamp the steel plate, so that the steel plate can be limited and fixed, the steel plate is prevented from inclining during acid cleaning, steel plates with different thicknesses can be clamped, the application range is improved, meanwhile, the movable pipe 402 is driven by the sealing mechanism 3 to approach the clamping mechanism 8 continuously until the outer wall of the connecting cylinder 801 is clamped with the interface 407 of the outer wall of the movable pipe 402, the joint on one side of the connecting cylinder 801 pushes the top valve 408 to open, so that the movable pipe 402 is communicated with the cavity 802 in the connecting cylinder 801, and the limit block 409 is clamped with the clamping block 807;

when spraying liquid to the steel plate, the liquid conveying pipe 405 is connected with the spraying head 406, the acid liquid is sprayed in the housing 1 through the spraying head 406 to acid wash the steel plate, the acid liquid enters the cavity 802 in the clamping mechanism 8 through the fixed pipe 402 and is sprayed on two sides of the steel plate through the spraying head 806, at this time, the power supply of the second conducting wire 603 connected with the first group of clamping mechanism 8 is switched off, the first group of electromagnetic rings 811 is not electrified, the tensioning on the first group of movable plates 803 is released, the first group of movable plates 803 are not clamped to the steel plate through the rollers 804, at this time, the first group of first conducting wire 601 is switched on, the first group of driving motor 201 is started, the output end of the driving motor 201 drives the first group of screw rods 204 to rotate, the first group of clamping mechanism 8 is pushed to move downwards through the first group of screw rods 204 and the first group of threaded rings 809, the first group of spraying, so that one side of the steel plate can be uniformly sprayed, when the first group of clamping mechanisms 8 reach the bottom end, the first group of driving motors 201 are reversely started to restore the original position of the first group of clamping mechanisms 8, then the first group of second wires 603 are connected to supply power to the first group of electromagnetic coils 811, the first group of magnets 812 are adsorbed by the first group of electromagnetic coils 811, the first group of movable plates 803 drive the rollers 804 to clamp the steel plate, then the steps are repeated to move the second group of clamping mechanisms 8, so that acid liquor can be uniformly sprayed on the other side of the steel plate, liquid can be uniformly sprayed on the outer side of the steel plate, the use efficiency is improved, the sprayed acid liquor can be accumulated in the moving frame 301, so that the bottom end of the steel plate can be soaked with the acid liquor, the bottom end of the steel plate can be pickled, the clamping mechanisms 8 can be moved, and the joint of the steel plate and the clamping mechanisms 8 can be pickled, repeated cleaning is not needed, and the cleaning efficiency is improved. After finishing processing the steel sheet, start the cylinder, the output pulling sealing mechanism 3 of cylinder is opened, and removal frame 301 drives opening 303 and returns the outer wall laminating of liquid box 7 this moment to will stop the acidizing fluid discharge and retrieve in removal frame 301, prevent that the acidizing fluid from leaking, improve safe in utilization, remove frame 301 and drive kicking block 302 and steel sheet bottom contact, thereby ejecting in following fixture 8 with the steel sheet, the convenience is taken out the steel sheet.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an all-round steel sheet clearance pickling bath, includes shell (1), its characterized in that: sealing mechanism (3) have been seted up to one side of shell (1), one side that shell (1) was kept away from in sealing mechanism (3) is provided with cylinder (5), the bottom of cylinder (5) is connected with base (501), the output of cylinder (5) and the outer wall laminating of sealing mechanism (3), liquid feeding mechanism (4) are installed on the top of sealing mechanism (3), moving mechanism (2) have all been seted up to the both sides of shell (1), and the inside of every moving mechanism of group (2) all is provided with fixture (8), every group fixture (8) extend to the inside of shell (1), the top that the both sides of sealing mechanism (3) are located moving mechanism (2) all is connected with curb plate mechanism (6).

2. The all-round steel sheet clearance pickling bath of claim 1, characterized by:

driving motor (201) is installed to the inside top of moving mechanism (2), the output of driving motor (201) is connected with screw rod (204), the top of driving motor (201) is connected with motor connecting wire (203), and motor connecting wire (203) extend to the outside of moving mechanism (2), conducting rod (202) have been seted up to one side of motor connecting wire (203), and conducting rod (202) extend to the inside of moving mechanism (2), conducting rod (202) and screw rod (204) parallel arrangement.

3. The all-round steel sheet clearance pickling bath of claim 1, characterized by:

liquid feeding mechanism (4) including with sealing mechanism (3) outer wall fixed connection's support frame (404), liquid feeding mouth (401) have been seted up on the top of liquid feeding mechanism (4), transfer line (405) have been seted up to the bottom of liquid feeding mechanism (4), and transfer line (405) extend to the inside of shell (1), injection head (406) have been seted up to shell (1) top inner wall, fixed pipe (403) have all been seted up to the both sides that the bottom of liquid feeding mechanism (4) is located transfer line (405), and the outside of every fixed pipe of group (403) has all cup jointed movable pipe (402), movable pipe (402) extend to the inside of shell (1), interface (407) have been seted up to bottom one side of movable pipe (402), the internally mounted of interface (407) has overhead valve (408).

4. The all-round steel sheet clearance pickling bath of claim 1, characterized by:

the side plate mechanism is characterized in that a first lead (601) is arranged inside the side plate mechanism (6), a plug connector (602) is arranged at the bottom end of the first lead (601), and a second lead (603) is arranged on one side, located on the first lead (601), inside the side plate mechanism (6).

5. The all-round steel sheet clearance pickling bath of claim 1, characterized by:

the top end of the clamping mechanism (8) is provided with a connecting cylinder (801), the outer wall of the connecting cylinder (801) is provided with a joint matched with the interface (407), one side of the connecting cylinder (801) is provided with a clamping block (807), the inside of the connecting cylinder (801) is provided with a cavity (802), the two ends of the clamping mechanism (8) are provided with sliding chutes (805), the inside of each sliding chute (805) is provided with a movable plate (803), the end surface of each movable plate (803) is provided with a magnet (812), the outer wall of each movable plate (803) is connected with a plurality of groups of rollers (804), one side of the clamping mechanism (8) is positioned between two groups of sliding chutes (805) and is provided with a plurality of groups of spray heads (806), one side of the clamping mechanism (8) far away from the spray heads (806) is provided with a movable plate (808), and the, an electromagnetic coil (811) is arranged on one side, close to the connecting cylinder (801), of the interior of the moving plate (808), and one side of the electromagnetic coil (811) is connected with a conductor coil (810) through a conducting wire.

6. The all-round steel sheet clearance pickling bath of claim 1, characterized by: the inner wall of the shell (1) is provided with a plurality of groups of grooves (101), the moving plate (808) extends into the moving mechanism (2) through the grooves (101), and the moving plate (808) is rotationally connected with the screw (204) through a thread ring (809); one side of sealing mechanism (3) is located the inside of shell (1) and has been seted up and has been removed frame (301), kicking block (302) have been seted up on the top of removing frame (301), opening (303) have been seted up to the outer wall of removing frame (301), liquid return box (7) have all been seted up to the both sides of shell (1).

7. The all-round steel sheet clearance pickling bath of claim 1, characterized by: a return spring (410) is arranged at the top end of the movable pipe (402), one end of the return spring (410) is fixed with the outer wall of the liquid adding mechanism (4), and the movable pipe (402) is movably connected with the liquid adding mechanism (4) through the return spring (410); the outer wall of the movable pipe (402) is provided with a limiting block (409) matched with the clamping block (807), and the movable pipe (402) is connected with the clamping block (807) in a clamping mode through the limiting block (409).

8. The all-round steel sheet clearance pickling bath of claim 1, characterized by: the cavities (802) are communicated with a plurality of groups of spray heads (806), and the cavities (802) are communicated with the interface (407) through the joints of the outer wall.

9. The all-round steel sheet clearance pickling bath of claim 1, characterized by: the conductor ring (810) is sleeved on the outer side of the conducting rod (202), the conducting rod (202) is communicated with the second lead (603), and the motor connecting wire (203) is communicated with the first lead (601) through the plug connector (602).