CN211872093U - A steel plate rust removal device - Google Patents

Abstract

The utility model relates to a steel plate derusting device, belonging to the technical field of steel plate derusting. After holding the steel plate, a horizontal displacement is generated. A pickling tank is placed inside the bracket. A number of first legs are fixed at the bottom of the pickling tank. A pressurized chamber is fixed on the outer wall of the pickling tank. The pressurized chamber wraps the side wall of the pickling tank. A number of nozzles are fixed on the inner wall of the pickling tank. One end of the nozzles is located in the pickling tank, and the other end is located in the pressurized chamber. The top of the pressurized chamber is connected with an acid inlet pipeline, and a pressurized pump is arranged on the acid inlet pipeline. The new type has the effect of reducing the amount of acid used when derusting the steel plate.

Description

A steel plate rust removal device

technical field

The utility model relates to the technical field of steel plate derusting, in particular to a steel plate derusting device.

Background technique

At present, steel is widely used in all walks of life. During transportation, the protective layer of steel is inevitably damaged and rusted by air oxidation. When steel is used in industries such as ships, automobiles, bridges, tunnel protection doors, etc. The final steel plate should be derusted, and the surface of the steel should be derusted to facilitate further processing in subsequent procedures, and to ensure the quality and appearance requirements of the products manufactured from the steel.

The existing Chinese patent with publication number CN209113995U discloses a pickling tank for color steel plate rust removal which is convenient for feeding, including a first bracket, a support plate is fixedly arranged on the top of the first bracket, and a support plate is fixedly arranged on the support plate. There is a driving motor, a second bracket is fixedly connected to the top of the first bracket, a mounting plate is fixedly arranged on the second bracket, a hydraulic cylinder and an electromagnet are fixedly arranged at the bottom of the installation plate, a base is fixedly arranged at the bottom of the first bracket, and the base is rotatably arranged There is a pool body, and a pickling plate is slidably arranged on the top of the pool body. The steel plate is adsorbed by the electromagnet, and the second bracket is driven by the driving motor to move, so that the electromagnet can transport the steel plate to the pickling plate, and the pickling plate is immersed in the pool body. Inside, the steel is wrapped in acid solution for rust removal. This device does not require manual feeding, which reduces the labor intensity of workers. The immersion type rust removal has a comprehensive rust removal effect and improves the efficiency of steel rust removal.

The above-mentioned prior art solutions have the following defects: the full immersion rust removal method requires the steel plate to be completely immersed in the acid solution, which requires a large amount of the acid solution and increases the processing cost.

Utility model content

The purpose of the utility model is to provide a steel plate rust removal device, which can achieve the effect of reducing the amount of acid solution used when the steel plate is rusted.

The above-mentioned utility model purpose of the present utility model is achieved through the following technical solutions:

A steel plate rust removal device comprises a bracket, a transmission mechanism is symmetrically arranged on the inner side of the bracket, a clamping mechanism is fixedly arranged between adjacent transmission mechanisms, the transmission mechanism is used for the clamping mechanism to clamp the steel plate to generate a horizontal displacement, and an acid is placed inside the bracket The outer wall of the pickling tank is fixed with a pressurized chamber, the pressurized chamber wraps the sidewall of the pickling tank, and a number of nozzles are fixed on the inner wall of the pickling tank, one end of the nozzle is located in the pickling tank, and the other end is located in the pressurized chamber In the room, the top of the pressurizing chamber is connected with an acid inlet pipe, and a pressurizing pump is fixed on the acid inlet pipe.

By adopting the above technical solutions, the bracket provides a support point for the transmission mechanism and the clamping mechanism, the clamping mechanism is used for clamping the steel plate, and the transmission mechanism transports the clamping mechanism holding the steel plate to the top of the pickling tank, and the clamping mechanism The steel plate is suspended in the pickling tank, and the acid is transported to the inside of the pressurized chamber through the acid inlet pipe. At the same time, the pressurized pump instills pressure into the pressurized chamber, so that the acid in the pressurized chamber is sprayed through the nozzle. On the steel plate, the surface of the steel plate is derusted. Compared with the full-immersion derusting method, the nozzle will spray the acid solution when derusting is required, which avoids the natural evaporation of the acid solution when derusting is not required, and reduces the The loss of acid solution reduces the amount of acid solution used; the rust removal method of spraying acid solution from the nozzle, compared with the full immersion rust removal method, does not need to fill the pickling tank with acid solution to achieve the immersion effect, reducing the need for The amount of acid solution; when the acid solution is sprayed on the surface of the steel plate by pressure, the rust on the steel surface can be removed better because the acid solution has additional impact force. effect of usage.

The utility model is further configured as follows: a plurality of first legs are fixedly arranged at the bottom of the pickling tank, the bottom of the pickling tank is sunken, and a recovery pipeline is connected to the lowest point of the bottom of the pickling tank.

By adopting the above technical solution, after the steel plate is sprayed for rust removal, the acid liquid flowing down is collected at the bottom of the pickling tank, and the bottom of the pickling tank is connected to the recovery pipeline, so as to avoid the inconvenience of recovering the acid liquid from the top of the pickling tank. The bottom is designed with a sunken design, which facilitates the return of the acid liquid to the inside of the recovery pipeline, and reduces the residue of the acid liquid at the bottom of the pickling tank.

The utility model is further arranged as follows: an acid outlet pipeline is communicated with the bottom of the pressurizing chamber, a valve is fixedly arranged on the acid outlet pipeline, and the acid outlet pipeline is communicated with the recovery pipeline.

By adopting the above technical solution, the acid outlet pipeline is arranged, so that the acid liquid inside the pressurized chamber can be discharged better. When the equipment is not used for a long time, the acid liquid inside the pressurized chamber can be discharged through the acid outlet pipeline. , effectively prolonging the service life of the device, the acid outlet pipeline is directly connected with the recovery pipeline to facilitate the centralized operation of acid recovery, and the valve controls the opening of the acid outlet pipeline.

The utility model is further configured as follows: the bottom of the pickling tank is provided with a card slot, and a filter screen is fixedly placed on the card slot.

By adopting the above technical solution, after the steel plate is derusted by the acid solution, the waste liquid flowing down with the acid solution will contain iron oxide that has been corroded on the surface of the steel. The iron oxide varies in size according to the degree of corrosion of the steel. The rust slag is blocked outside the recovery pipe to avoid blockage of the recovery pipe, and the setting of the card slot makes the placement of the filter more stable.

The utility model is further configured as follows: a grinding pool is placed beside the pickling pool, a plurality of second legs are fixedly arranged at the bottom of the grinding pool, a grinding rod is rotatably arranged inside the grinding pool, the grinding rod is vertically arranged, and the grinding rod is fixedly arranged on the grinding rod There is a wire brush, a rotating motor is fixed on the outside of the bottom of the grinding pool, and the bottom end of the grinding rod penetrates the bottom of the grinding pool and is fixedly connected with the rotating motor.

By adopting the above technical solution, the motor is rotated to make the grinding rod rotate at a high speed, the steel plate is placed near the grinding rod, and the grinding rod makes the steel wire brush quickly wash the surface of the steel plate, and the floating rust on the surface of the steel is initially removed, and then the steel is transported to the Derusting in the pickling tank reduces the use of acid.

The utility model is further arranged as follows: the transmission mechanism comprises a fixed plate, a driving motor, a gear, a rack and a connecting plate, the fixed plate is arranged horizontally, one side of the fixed plate is fixedly arranged with the bracket, and the driving motor is fixedly placed on the top of the fixed plate and is connected with the fixed plate. The gear is fixedly connected, the rack is provided with a long hole, the long hole is opened along the length direction of the rack, the inner side of the bracket is threadedly connected with a number of fixing bolts, the fixing bolts pass through the elongated hole to limit the rack to the inner side of the bracket, and the gear is connected to the inner side of the bracket. The rack is engaged and connected for the rack to slide horizontally on the bracket. The inner side of one end of the bracket away from the drive motor is provided with a slideway. The slideway is opened horizontally. The slideway is opened along the length of the rack. The other end is inserted into the slideway.

By adopting the above technical solution, the fixing plate provides a fixed place for the driving motor, the driving motor provides power for the sliding of the rack relative to the bracket after the driving motor is fixed and connected to the gear, and the fixing bolts limit the rack on the bracket through the elongated hole, which only serves as a limit The positioning action prevents the rack from falling, the connecting plate provides a fixed point for the subsequent clamping mechanism, and the transmission mechanism enables the clamping mechanism to generate displacement, which facilitates the transportation of the steel plate by the subsequent clamping mechanism.

The utility model is further configured as follows: the clamping mechanism comprises an electric cylinder, the electric cylinder is fixedly arranged at the bottom of the connecting plate, the electric cylinder is arranged vertically, the lowest end of the electric cylinder is fixedly provided with a hook, and the support is fixedly provided with a control panel.

By adopting the above technical solution, the electric cylinder has its own power motor, the setting of the electric cylinder enables the clamping mechanism to be telescopic and adjustable in the vertical direction, the hook is used to clamp and fix the steel plate, and the clamped steel plate passes through the electric cylinder Move in the vertical direction and put it into the pickling tank.

The utility model is further configured as follows: a diagonal bracing plate is arranged between the fixing plate and the bracket, one end of the diagonal bracing plate is fixedly connected with the bottom of the fixing plate, and the other end is fixedly connected with the bracket, and the diagonal bracing plate, the bracket and the fixing plate are in a triangular shape set up.

By adopting the above technical solution, the support mode of the triangular support strengthens the fixed connection of the suspended end of the fixed plate, enhances the bearing capacity of the fixed plate, and makes the drive motor more stable on the fixed plate.

To sum up, the beneficial technical effects of the present utility model are:

1. Through the spray-type rust removal method of the nozzle, the sprayed acid has an impact force, which accelerates the speed of rust removal. The spray-type rust removal replaces the immersion-type rust removal, which reduces the amount of acid used in the rust removal process. The effect of reducing the amount of acid used when derusting the steel plate;

2. The setting of the recovery pipeline will recover the used acid solution and reuse it, which improves the use efficiency of the acid solution and reduces the total amount of the acid solution used.

Description of drawings

Fig. 1 is the overall structure schematic diagram of a kind of steel plate rust removal device of the present invention;

Figure 2 is a schematic structural diagram of a transmission mechanism;

Figure 3 is a schematic diagram of the connection between the connecting plate and the bracket;

Figure 4 is a schematic structural diagram of a clamping mechanism;

Fig. 5 is a schematic view of the structure of a grinding pool;

Figure 6 is a cross-sectional view of the structure of the pickling tank.

In the figure, 1, bracket; 11, control panel; 111, diagonal brace; 2, transmission mechanism; 21, fixing plate; 22, driving motor; 23, rack; 231, long hole; 232, fixing bolt; 24 , connecting plate; 241, slide; 25, gear; 3, clamping mechanism; 31, electric cylinder; 32, hook; 4, pickling tank; 41, pressurized chamber; 411, acid inlet pipe; 4111, Compression pump; 412, acid outlet pipe; 4121, valve; 43, recovery pipe; 44, card slot; 45, filter screen; 46, first leg; 47, spray head; 5, grinding pool; 51, second branch Leg; 52, grinding rod; 521, wire brush; 53, rotating motor.

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings.

Referring to Figure 1, it is a steel plate rust removal device disclosed by the utility model, comprising a bracket 1, the bracket 1 is a rectangular frame, the bottom of the bracket 1 is fixedly connected to the ground, the top of the bracket 1 is slidably provided with a transmission mechanism 2, and the upper surface of the transmission mechanism 2 slides A clamping mechanism 3 is provided, the clamping mechanism 3 is arranged vertically, and the bottom end of the clamping mechanism 3 clamps the steel plate. It is connected to the transmission mechanism 2 and the clamping mechanism 3 through a circuit line, which is used to control the opening of the transmission mechanism 2 and the clamping mechanism 3; a pickling tank 4 is placed inside the bracket 1, and along the movement direction of the transmission mechanism 2, in the acid cleaning tank A grinding pool 5 is placed next to 4. The clamping mechanism 3 clamps the steel plate and transports it to the top of the grinding pool 5 through the transmission mechanism 2. The steel plate is suspended in the grinding pool 5 by the clamping mechanism 3 again, and the grinding pool 5 holds the steel plate. The surface rust is polished off, and then through the clamping device and the transmission device, the polished steel plate is suspended and placed in the pickling tank 4 for pickling and rust removal. To achieve the effect of reducing the amount of acid.

2 and 3, the transmission mechanism 2 includes a fixed plate 21, a drive motor 22, a rack 23, a gear 25 and a connecting plate 24, the fixed plate 21 is a rectangular plate, one end of the fixed plate 21 is fixed on the upper part of the bracket 1, and the fixed plate 21 Horizontally arranged, a diagonal bracing plate 111 is fixed between the fixing plate 21 and the bracket 1, the diagonal bracing plate 111 is located below the fixing plate 21, the diagonal bracing plate 111 is a rectangular plate, and one end of the diagonal bracing plate 111 is fixedly connected to the bracket 1 at an angle, The other end is fixedly connected to the cantilevered end of the fixing plate 21 , and the diagonal brace plate 111 is in an inclined state as a whole, so as to strengthen the bearing capacity of the fixing plate 21 . The drive motor 22 is fixedly placed on the top of the fixed plate 21, the drive motor 22 is fixedly connected with the gear 25, the rack 23 is a long rectangular plate, the gear 25 and the rack 23 are meshed with each other, the rack 23 is arranged above the drive motor 22, the rack 23 is provided with an elongated hole 231, the length of the elongated hole 231 is opened along the length of the rack 23, the bracket 1 is threadedly connected with a fixing bolt 232, the fixing bolt 232 passes through the elongated hole 231 and is fixedly connected to the bracket 1, the fixing bolt 232 only has a limiting effect on the rack 23, which is used to prevent the rack 23 from being separated from the bracket 1. When the drive motor 22 drives the gear 25 to rotate, the rack 23 slides horizontally relative to the bracket 1 along the length of the rack 23; connect The plate 24 is arranged on the inner side of the top of the bracket 1, one end of the connecting plate 24 is fixedly connected to the side wall of the rack 23 opposite to the inner side of the bracket 1, and the other end of the connecting plate 24 close to the inner side of the bracket 1 is provided with a slideway 241, and the slideway 241 is a rectangular concave. Groove-shaped, the length direction of the slideway 241 is opened along the length direction of the rack 23, the end of the connecting plate 24 away from the rack 23 is inserted into the slideway 241, and slides along the length direction of the slideway 241 in the slip, and the transmission mechanism 2 makes its own The connecting plate 24 can generate horizontal displacement inside the bracket 1 relative to the bracket 1 to provide a displacement basis for subsequent equipment.

Referring to FIG. 4 , the clamping mechanism 3 includes an electric cylinder 31 and a hook 32. The electric cylinder 31 can be an ordinary electric cylinder 31. The electric cylinder 31 is fixedly arranged at the bottom of the connecting plate 24 and is located in the connection line between the pickling tank 4 and the grinding tank 5 Right above the electric cylinder 31, the electric cylinder 31 is vertically arranged, the hook 32 adopts a large EFG-F electric gripper, the hook 32 is fixedly arranged at the bottom of the electric cylinder 31, the hook 32 is used to clamp and fix the steel plate, and the electric cylinder 31 Wearing the motor by itself can change its length in the vertical direction after it is turned on, so that the hook 32 at the bottom can be displaced in the vertical direction, and it is convenient to suspend the steel plate in the pickling tank 4 and the grinding tank 5.

5, the grinding pool 5 is cylindrical as a whole, and two grinding rods 52 are rotatably and fixedly arranged in the grinding pool 5. The grinding rods 52 are cylindrical and vertically arranged, and a number of wire brushes are fixed on the grinding rods 52. 521, two grinding rods 52 are arranged adjacent to each other, so that the two sides of the steel plate suspended between the two grinding rods 52 can be brushed by the wire brushes 521 on the two grinding rods 52 at the same time, and the bottom of the grinding pool 5 is fixedly provided with two Rotating the motor 53, the lowest end of the grinding rod 52 penetrates the bottom of the grinding pool 5 and is fixedly connected to the rotating motor 53. The rotating motor 53 is turned on to make the grinding rod 52 rotate in place, which is convenient for the wire brush 521 to brush the floating rust on the surface of the steel plate. The floating rust is initially removed, and then the steel is transported to the pickling tank 4 for rust removal, which reduces the amount of acid used.

Referring to FIG. 6 , the pickling tank 4 has a cylindrical shape as a whole, the top of the pickling tank 4 is an open structure, and the bottom of the pickling tank 4 is fixedly provided with a first leg 46 , and the first leg 46 lifts the pickling tank 4 off the ground. ; The outside of the side wall of the pickling tank 4 is fixedly provided with a pressurized chamber 41, the pressurized chamber 41 is a cylindrical shape with openings at both ends, and the center of the pressurized chamber 41 and the center of the pickling tank 4 are the same center, and the pressurized The inner wall of the chamber 41 is in contact with the outer wall of the pickling tank 4 , and an acid inlet pipe 411 is connected to the outside of the top of the pressurized chamber 41 , and a pressurized pump 4111 is fixed on the acid inlet pipe 411 , and the acid inlet pipe 411 is the pressurized chamber 41 . Acid is infused inside, the pressurizing pump 4111 provides pressure in the pressurizing chamber 41, a number of nozzles 47 are fixedly arranged on the inner wall of the pickling tank 4, the nozzles 47 are evenly arranged on the inner wall of the pickling tank 4, and one end of the nozzle 47 is located in the pickling tank 4. Inside the tank 4, the other end is located inside the pressurized chamber 41. The acid in the pressurized chamber 41 is squeezed by pressure and sprayed out through the nozzle 47 to remove rust from the steel plate suspended in the pickling tank 4; pickling The bottom of the pool 4 is a center sunken type, and a card slot 44 is provided on the side wall of the sunk at the bottom of the pickling tank 4. The card slot 44 is annular, the card slot 44 is opened in parallel, and a filter screen 45 is placed on the card slot 44. In the state of being placed horizontally, the filter screen 45 is circular, and the lowest point where the center of the bottom of the pickling tank 4 sinks is connected with a recovery pipeline 43, and the recovery pipeline 43 is used to recycle the acid liquid dropped on the steel plate after reprocessing, and then reuse it. To reduce the cost of rust removal materials for steel, the filter screen 45 will initially filter the acid solution and rust slag dropped from the steel plate, and block the large pieces of rust slag on the filter screen 45 to prevent the rust slag from clogging the recovery pipeline 43 . The lower part of the pressurized chamber 41 is communicated with an acid outlet pipe 412, a valve 4121 is fixedly installed on the acid outlet pipe 412, one end of the acid outlet pipe 412 is communicated with the pressurized chamber 41, and the other end is communicated with the recovery pipe 43, and the acid outlet pipe 412 is in the When the pickling tank 4 is not in use, the acid liquid in the pressurized chamber 41 is discharged, so as to prevent the acid liquid from being placed in the pressurized chamber 41 for a long time, which will continuously corrode the interior of the pressurized chamber 41 and prolong the pressurized chamber. the service life of the chamber 41 .

The implementation principle of this embodiment is as follows: control the transmission mechanism 2 and the holding mechanism through the control panel 11, so that the clamping mechanism 3 clamps the steel plate to be derusted, and transports it to the air above the grinding pool 5 through the transmission mechanism 2, and then passes through the electric cylinder 31. The steel plate is suspended between the two grinding rods 52, and the rotating motor 53 is turned on, so that the steel plate is removed from the surface rust by the wire brush 521 in the grinding pool 5, and the steel plate with the floating rust removed is passed through the transmission mechanism again. 2. With the cooperation of the clamping mechanism 3, the steel plate is suspended in the pickling tank 4, and the acid solution is sprayed on the surface of the steel plate through the nozzle 47 for further rust removal. The purpose is to transport the steel plate to the subsequent procedures after the rust removal is completed, and the acid liquid flowing from the steel plate is filtered through the filter screen 45 and then enters the recovery pipeline 43 for recycling. The acid solution in the pressure chamber 41 is discharged into the recovery pipeline 43 for recycling, thereby reducing the use cost of the acid solution for steel processing.

The examples of this specific embodiment are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore: all equivalent changes made according to the structure, shape and principle of the present invention are not It should be covered within the protection scope of the present invention.

Claims (8)

1. The utility model provides a steel sheet rust cleaning device, includes support (1), and support (1) inboard symmetry is provided with drive mechanism (2), fixedly between adjacent drive mechanism (2) being provided with fixture (3), and drive mechanism (2) supply fixture (3) to produce horizontal displacement behind the centre gripping steel sheet, its characterized in that: pickling bath (4) have been placed to support (1) inside, fixed pressurization cavity (41) that is provided with of pickling bath (4) outer wall, pressurization cavity (41) parcel pickling bath (4) lateral wall, fixed a plurality of shower nozzles (47) of being provided with on pickling bath (4) inner wall, shower nozzle (47) one end is located pickling bath (4), the other end is located pressurization cavity (41), pressurization cavity (41) top intercommunication has into sour pipeline (411), it is fixed on sour pipeline (411) to be provided with force (forcing) pump (4111).

2. The steel sheet rust removing apparatus according to claim 1, characterized in that: a plurality of first supporting legs (46) are fixedly arranged at the bottom of the pickling tank (4), the bottom of the pickling tank (4) is in a sunken type, and the lowest point of the bottom of the pickling tank (4) is communicated with a recovery pipeline (43).

3. The steel sheet rust removing apparatus according to claim 2, characterized in that: the bottom of the pressurization chamber (41) is communicated with an acid outlet pipeline (412), a valve (4121) is fixedly arranged on the acid outlet pipeline (412), and the acid outlet pipeline (412) is communicated with a recovery pipeline (43).

4. The steel sheet rust removing apparatus according to claim 1, characterized in that: a clamping groove (44) is formed in the bottom of the pickling tank (4), and a filter screen (45) is fixedly placed on the clamping groove (44).

5. The steel sheet rust removing apparatus according to claim 1, characterized in that: the pickling bath (4) is other to be placed and to polish pond (5), the fixed a plurality of second landing legs (51) that are provided with in pond (5) bottom of polishing, the inside rotation in pond (5) of polishing is provided with and polishes stick (52), and the vertical setting of stick (52) of polishing is fixed on stick (52) and is provided with steel wire brush (521), and the fixed rotation motor (53) that is provided with in pond (5) bottom outside of polishing, stick (52) of polishing run through bottom of pond (5) and rotation motor (53) fixed connection bottom polishing.

6. The steel sheet rust removing apparatus according to claim 1, characterized in that: the transmission mechanism (2) comprises a fixing plate (21), a driving motor (22), a gear (25), a rack (23) and a connecting plate (24), the fixing plate (21) is horizontally arranged, one side of the fixing plate (21) is fixedly arranged with the support (1), the driving motor (22) is fixedly placed at the top of the fixing plate (21) and fixedly connected with the gear (25), a long hole (231) is formed in the rack (23), the long hole (231) is formed in the length direction of the rack (23), a plurality of fixing bolts (232) are in threaded connection with the inner side of the support (1), the fixing bolts (232) penetrate through the long hole (231) to limit the rack (23) on the inner side of the support (1), the gear (25) is in meshed connection with the rack (23), the rack (23) is horizontally slid on the support (1), a slide way (241) is formed in the inner side of one end, far away from the driving motor (22, the slide way (241) is horizontally arranged, the arrangement direction of the slide way (241) is arranged along the length direction of the rack (23), one end of the connecting plate (24) is fixedly connected with the rack (23), and the other end of the connecting plate is inserted into the slide way (241).

7. The steel sheet rust removing apparatus according to claim 6, characterized in that: fixture (3) are including electric jar (31), and electric jar (31) are fixed to be set up in connecting plate (24) bottom, and electric jar (31) are vertical setting, and electric jar (31) lower extreme is fixed and is provided with hook (32), fixes being provided with control panel (11) on support (1).

8. The steel sheet rust removing apparatus according to claim 6, characterized in that: be provided with inclined supporting plate (111) between fixed plate (21) and support (1), inclined supporting plate (111) one end and fixed plate (21) bottom fixed connection, the other end and support (1) fixed connection, inclined supporting plate (111), support (1) and fixed plate (21) are the triangle-shaped setting.

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