Closed pickling device for aluminum oxidation

Abstract

The invention relates to the field of pickling devices, in particular to a closed pickling device for aluminum oxidation, which comprises a pickling box, the device further comprises a sliding rail and a spraying assembly. A first groove body penetrates through the left end of the pickling box, a sliding rail is fixedly connected to the inner wall of the pickling box, a sealing cover is slidably arranged on the inner wall of the sliding rail, a first sealing plate is fixedly connected to the left end of the sealing cover, a first handle is fixedly connected to the left end of the first sealing plate, a first connecting plate is fixedly connected to the edge of the right end of the sealing cover, and a first rotating rod is fixedly connected to the inner side of the first connecting plate. A second connecting plate is rotationally arranged on the outer wall of the first rotating rod, the right end of the second connecting plate is fixedly connected with a second sealing plate, and a buckle is fixedly connected to the left end of the pickling box. During cleaning, the pickling tank is covered through the sealing cover, volatilization of pickling liquid is reduced, the sealing cover is pulled out through the first handle, the second sealing plate is attached to the first tank body, and the problems that a large amount of acid mist is generated in the pickling process, due to lack of sealing performance, the acid mist is mixed with outside air, and air pollution is caused are solved.

Description

Technical Field

[0001] The invention belongs to the field of pickling devices, and in particular relates to a closed pickling device for aluminum oxidation. Background Art

[0002] Pickling equipment is used to remove oxides, rust and other impurities on the metal surface. It is usually used in metal processing and surface treatment processes. Pickling equipment is widely used in the pre-treatment stage of aluminum alloys to prepare for subsequent oxidation, spraying or other surface treatment steps.

[0003] In order to facilitate pickling of materials, the pickling device in the prior art usually adopts an open pickling method, and a large amount of acid mist is generated during the pickling process. Due to the lack of sealing, the acid mist mixes with the outside air, causing air pollution.

[0004] Therefore, a closed pickling device for aluminum oxidation is proposed. The pickling tank can be covered by a sealing cover to prevent the acid mist in the pickling tank from volatilizing. By pulling the sealing cover, the second sealing plate can seal the pickling box to reduce the leakage of acid mist during the pickling process. Summary of the invention

[0005] In order to overcome the problem that the existing pickling device usually adopts an open pickling method for the convenience of pickling materials, and a large amount of acid mist is generated during the pickling process. Due to the lack of sealing, the acid mist mixes with the outside air and pollutes the air. Therefore, a closed pickling device for aluminum oxidation is proposed.

[0006] The technical solution of the present invention is: a closed pickling device for aluminum oxidation, including a pickling box; also including a slide rail and a spray assembly; a spray assembly is arranged inside the pickling box, an absorption assembly is arranged at the right end of the pickling box, a first trough body is penetrated through the left end of the pickling box, a slide rail is fixedly connected to the inner wall of the pickling box, a sealing cover is slidably arranged on the inner wall of the slide rail, a first sealing plate is fixedly connected to the left end of the sealing cover, a first handle is fixedly connected to the left end of the first sealing plate, a first connecting plate is fixedly connected to the inner side of the first connecting plate, a second connecting plate is rotatably arranged on the outer wall of the first connecting rod, the right end of the second connecting plate is fixedly connected to the second sealing plate, and a buckle is fixedly connected to the left end of the pickling box.

[0007] Preferably, a second groove body is penetrated through the left edge of the second sealing plate, the second groove body is matched with the outer wall of the slide rail, and the first sealing plate and the second sealing plate are matched with the first groove body.

[0008] Preferably, a water funnel is fixedly connected to the lower end of the sealing cover, an inclined plate is fixedly connected to the upper end of the sealing cover, a pickling tank is fixedly connected to the bottom of the inner wall of the pickling box, the upper end of the pickling tank is fitted with the lower end of the sealing cover, a fixed ring is fixedly connected to the inner wall of the pickling tank, and multiple heating rods are penetrated through the upper end of the fixed ring.

[0009] Preferably, the spray assembly includes a first motor, a second rotating rod, a winding roller, a lifting rope, a connecting block, a connecting rope, a placement box and a through hole; the first motor is fixedly connected to the right end of the pickling box, the output shaft of the first motor passes through the right end of the pickling box and is fixedly connected to the second rotating rod, the outer wall of the second rotating rod is fixedly connected to the winding roller, the outer wall of the winding roller is wrapped with a lifting rope, the other end of the lifting rope is fixedly connected to the connecting block, the outer wall of the connecting block is fixedly connected to a plurality of connecting ropes, the other end of the connecting rope is fixedly connected to the placement box, and a plurality of through holes are opened through the outer wall of the placement box.

[0010] Preferably, the spray assembly also includes a return pipe, a water storage tank, a water pump, a water outlet pipe and a spray plate; the lower end of the pickling tank is fixedly connected to the return pipe, the other end of the return pipe is fixedly connected to the water storage tank, the upper end of the water storage tank is fixedly connected to the water pump, the water inlet end of the water pump is arranged inside the water storage tank, the water outlet end of the water pump is fixedly connected to the outlet pipe, the other end of the outlet pipe passes through the rear end of the pickling tank and is fixedly connected to the spray plate, and the spray plate is arc-shaped.

[0011] Preferably, the absorption assembly includes a first mounting plate, an absorption box, a second motor, a third rotating rod, a stirring plate, an exhaust pipe, a fan, an air inlet pipe and a first solenoid valve; the first mounting plate is fixedly connected to the right end of the pickling box, the upper end of the first mounting plate is fixedly connected to the absorption box, the upper end of the absorption box is fixedly connected to the second motor, the output shaft of the second motor passes through the upper end of the absorption box and is fixedly connected to the third rotating rod, the outer wall of the third rotating rod is rotatably provided with a stirring plate, the upper end of the absorption box is fixedly connected to the exhaust pipe, the right end of the inner wall of the pickling box is provided with a fan, the right end of the fan is fixedly connected to the air inlet pipe, the other end of the air inlet pipe passes through the upper end of the absorption box and extends to the bottom of the absorption box, and the end of the air inlet pipe close to the fan is fixedly connected to the first solenoid valve.

[0012] Preferably, a sealed door is hinged at the front end of the pickling box, a second handle is fixedly connected to the front end of the sealed door, and support columns are fixedly connected to the corners of the lower end of the pickling box.

[0013] The beneficial effects of the present invention are as follows: during the cleaning process, the sealing cover is fitted with the pickling tank, which can reduce the volatilization of the acid solution. The water sprayed by the spray plate flows to the funnel through the inclined plate, flows to the bottom of the pickling box, and flows into the water storage tank through the return pipe, so as to achieve recycling utilization. After the cleaning is completed, the sealing cover is pulled out by the first handle to separate the sealing cover from the pickling tank. After the second sealing plate is fitted with the first trough body, the sealing cover is rotated to connect the first handle with the buckle, and the sealing cover is folded and stored at the left end of the pickling box. The second sealing plate can keep the pickling box sealed, thereby solving the problem that a large amount of acid mist will be generated during the pickling process, and the acid mist will mix with the outside air due to the lack of sealing, thus polluting the air. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 Shown is a schematic diagram of the three-dimensional structure of a closed pickling device for aluminum oxidation of the present invention; Figure 2Shown is a three-dimensional structural schematic diagram of a sealing cover of a closed pickling device for aluminum oxidation according to the present invention; Figure 3 Shown is a schematic diagram of the cross-sectional three-dimensional structure of a pickling tank of a closed pickling device for aluminum oxidation according to the present invention; Figure 4 Shown is a schematic diagram of the three-dimensional structure of a winding roller of a closed pickling device for aluminum oxidation according to the present invention; Figure 5 Shown is a schematic diagram of a cross-sectional three-dimensional structure of a water storage tank of a closed pickling device for aluminum oxidation according to the present invention; Figure 6 Shown is a schematic diagram of the cross-sectional three-dimensional structure of an absorption box of a closed pickling device for aluminum oxidation according to the present invention.

[0015] The marks in the attached drawings are: 1, pickling box; 2, first tank body; 3, pickling tank; 4, fixed ring; 5, heating rod; 6, sealing door; 7, second handle; 8, buckle; 9, support column; 101, slide rail; 102, sealing cover; 103, first sealing plate; 104, first handle; 105, first connecting plate; 106, first rotating rod; 107, second connecting plate; 108, second sealing plate; 109, second tank body; 110, funnel; 111, inclined plate; 201, first motor; 202, second rotating rod; 203, winding roller; 204, hanging rope; 205, connecting block; 206, connecting rope; 207, placement box; 208, through hole; 301, return pipe; 302, water storage tank; 303, water pump; 304, water outlet pipe; 305, spray plate; 401, first mounting plate; 402, absorption box; 403, second motor; 404, third rotating rod; 405, stirring plate; 406, exhaust pipe; 407, fan; 408, air inlet pipe; 409, first solenoid valve. DETAILED DESCRIPTION

[0016] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0017] See also Figure 1-Figure 6The present invention provides an embodiment: a closed pickling device for aluminum oxidation, comprising a pickling box 1; further comprising a slide rail 101 and a spray assembly; a spray assembly is arranged inside the pickling box 1, an absorption assembly is arranged at the right end of the pickling box 1, a first trough body 2 is penetrated and opened at the left end of the pickling box 1, a slide rail 101 is fixedly connected to the inner wall of the pickling box 1, a sealing cover 102 is slidingly arranged on the inner wall of the slide rail 101, a first sealing plate 103 is fixedly connected to the left end of the sealing cover 102, a first handle 104 is fixedly connected to the left end of the first sealing plate 103, a first connecting plate 105 is fixedly connected to the right end edge of the sealing cover 102, a first rotating rod 106 is fixedly connected to the inner side of the first connecting plate 105, and an outer wall of the first rotating rod 106 A second connecting plate 107 is rotatably provided, and the right end of the second connecting plate 107 is fixedly connected to a second sealing plate 108. A buckle 8 is fixedly connected to the left end of the pickling box 1. After cleaning is completed, the sealing cover 102 is pulled out by the first handle 104 to separate the sealing cover 102 from the pickling tank 3. After the second sealing plate 108 is fitted with the first trough body 2, the sealing cover 102 is rotated to connect the first handle 104 with the buckle 8, and the sealing cover 102 is folded and stored at the left end of the pickling box 1. The second sealing plate 108 can keep the pickling box 1 sealed, thereby solving the problem that a large amount of acid mist will be generated during the pickling process. Due to the lack of sealing, the acid mist is mixed with the outside air and pollutes the air.

[0018] See also Figure 1-Figure 3 In this embodiment, a second groove 109 is formed through the left edge of the second sealing plate 108, and the second groove 109 is matched with the outer wall of the slide rail 101. The first sealing plate 103 and the second sealing plate 108 are matched with the first groove 2. A funnel 110 is fixedly connected to the lower end of the sealing cover 102, and an inclined plate 111 is fixedly connected to the upper end of the sealing cover 102. A pickling tank 3 is fixedly connected to the bottom of the inner wall of the pickling box 1, and the upper end of the pickling tank 3 is fitted with the lower end of the sealing cover 102. A fixed circular Ring 4, a plurality of heating rods 5 are provided through the upper end of the fixed circular ring 4, a sealing door 6 is hinged at the front end of the pickling box 1, a second handle 7 is fixedly connected to the front end of the sealing door 6, a supporting column 9 is fixedly connected to the corner of the lower end of the pickling box 1, and the sealing cover 102 fits with the pickling tank 3 to reduce the volatilization of the acid solution, the water sprayed by the spray plate 305 flows to the funnel 110 through the inclined plate 111, and flows to the bottom of the pickling box 1. By providing the heating rod 5, the pickling process can reach a suitable temperature and accelerate the pickling process.

[0019] See also Figure 4In this embodiment, the spray assembly includes a first motor 201, a second rotating rod 202, a winding roller 203, a hanging rope 204, a connecting block 205, a connecting rope 206, a placing box 207 and a through hole 208; the first motor 201 is fixedly connected to the right end of the pickling box 1, the output shaft of the first motor 201 passes through the right end of the pickling box 1 and is fixedly connected to the second rotating rod 202, the outer wall of the second rotating rod 202 is fixedly connected to the winding roller 203, and the outer wall of the winding roller 203 is wound with a hanging rope 204 The other end of the hanging rope 204 is fixedly connected to a connecting block 205, and a plurality of connecting ropes 206 are fixedly connected to an outer wall of the connecting block 205. The other end of the connecting rope 206 is fixedly connected to a placement box 207. A plurality of through holes 208 are penetrated through the outer wall of the placement box 207. By starting the first motor 201, the hanging rope 204 on the outer wall of the winding roller 203 can drive the placement box 207 to move up and down, and the pickling liquid can fully contact the material through the through holes 208 on the outer wall of the placement box 207.

[0020] See also Figure 5 In this embodiment, the spray assembly also includes a return pipe 301, a water storage tank 302, a water pump 303, a water outlet pipe 304 and a spray plate 305; the lower end of the pickling tank 1 is fixedly connected to the return pipe 301, the other end of the return pipe 301 is fixedly connected to the water storage tank 302, the upper end of the water storage tank 302 is fixedly connected to the water pump 303, the water inlet end of the water pump 303 is arranged inside the water storage tank 302, the water outlet end of the water pump 303 is fixedly connected to the water outlet pipe 304, and the water outlet The other end of the pipe 304 passes through the rear end of the pickling tank 1 and is fixedly connected to a spray plate 305. The spray plate 305 is arc-shaped. By starting the water pump 303, the water in the water storage tank 302 is transported to the spray plate 305 through the outlet pipe 304, and then the water is sprayed onto the surface of the material through the nozzle of the spray plate 305 to clean the oil and impurities on the surface of the material. The water at the bottom of the pickling tank 1 flows into the water storage tank 302 through the return pipe 301 to achieve recycling utilization.

[0021] See also Figure 6In this embodiment, the absorption assembly includes a first mounting plate 401, an absorption box 402, a second motor 403, a third rotating rod 404, a stirring plate 405, an exhaust pipe 406, a fan 407, an air inlet pipe 408 and a first solenoid valve 409; the right end of the pickling box 1 is fixedly connected to the first mounting plate 401, the upper end of the first mounting plate 401 is fixedly connected to the absorption box 402, the upper end of the absorption box 402 is fixedly connected to the second motor 403, the output shaft of the second motor 403 passes through the upper end of the absorption box 402 and is fixedly connected to the third rotating rod 404, the outer wall of the third rotating rod 404 is rotatably provided with a stirring plate 405, the upper end of the absorption box 402 is fixedly connected to the exhaust pipe 4 06. A fan 407 is provided at the right end of the inner wall of the pickling box 1, and an air inlet pipe 408 is fixedly connected to the right end of the fan 407. The other end of the air inlet pipe 408 passes through the upper end of the absorption box 402 and extends to the bottom of the absorption box 402. The end of the air inlet pipe 408 close to the fan 407 is fixedly connected to the first solenoid valve 409. A large amount of acid mist and other gases will be generated during pickling. By starting the fan 407, a negative pressure is generated inside the pickling box 1, and the acid mist is transported to the absorption box 402 through the air inlet pipe 408 to mix with the absorption liquid. With the help of the stirring plate 405, the acid mist and the absorption liquid are fully mixed, and then the treated gas is discharged through the exhaust pipe 406.

[0022] When in use, first place the material in the placing box 207, then close the sealing door 6, start the water pump 303 to transport the water in the water storage tank 302 to the spray plate 305 through the water outlet pipe 304, and then spray the water onto the surface of the material through the nozzle of the spray plate 305 to clean the oil and impurities on the surface of the material; During the cleaning process, the sealing cover 102 fits with the pickling tank 3 to reduce the volatilization of the acid solution. The water sprayed by the spray plate 305 flows to the funnel 110 through the inclined plate 111, and flows to the bottom of the pickling tank 1, and flows into the water storage tank 302 through the return pipe 301, so as to realize recycling. After cleaning is completed, the sealing cover 102 is pulled out through the first handle 104 to separate the sealing cover 102 from the pickling tank 3. After the second sealing plate 108 is fitted with the first tank body 2, the sealing cover 102 is rotated to connect the first handle 104 with the buckle 8, and the sealing cover 102 is folded and stored at the left end of the pickling box 1. The second sealing plate 108 can keep the pickling box 1 airtight, thereby solving the problem that a large amount of acid mist is generated during the pickling process, and the acid mist is mixed with the outside air due to the lack of airtightness, causing air pollution. Then, the first motor 201 is started to move the hanging rope 204 on the outer wall of the winding roller 203 downward, and the placement box 207 is placed in the pickling tank 3. Then, under the action of the heating rod 5, the pickling process is accelerated. A large amount of acid mist and other gases will be generated during pickling. By starting the fan 407, a negative pressure is generated inside the pickling box 1, and the acid mist is transported to the absorption box 402 through the air inlet pipe 408 to mix with the absorption liquid. With the help of the stirring plate 405, the acid mist and the absorption liquid are fully mixed, and then the treated gas is discharged through the exhaust pipe 406.

[0023] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the spirit of the present invention.

Claims

1. A closed pickling device for aluminum oxidation, comprising a pickling box (1); characterized in that: It also includes a slide rail (101) and a spray assembly; the pickling box (1) is provided with a spray assembly inside, the right end of the pickling box (1) is provided with an absorption assembly, the left end of the pickling box (1) is penetrated by a first trough body (2), the inner wall of the pickling box (1) is fixedly connected to the slide rail (101), the inner wall of the slide rail (101) is slidably provided with a sealing cover (102), the left end of the sealing cover (102) is fixedly connected to a first sealing plate (103), the left end of the first sealing plate (103) is fixedly connected to a first handle (104), the right end of the sealing cover (102) is fixedly connected to a first connecting plate (105), the inner side of the first connecting plate (105) is fixedly connected to a first rotating rod (106), the outer wall of the first rotating rod (106) is rotatably provided with a second connecting plate (107), the right end of the second connecting plate (107) is fixedly connected to a second sealing plate (108), and the left end of the pickling box (1) is fixedly connected to a buckle (8).

2. A closed pickling device for aluminum oxidation according to claim 1, characterized in that: A second groove body (109) is provided through the left edge of the second sealing plate (108); the second groove body (109) is matched with the outer wall of the slide rail (101); and the first sealing plate (103) and the second sealing plate (108) are matched with the first groove body (2).

3. A closed pickling device for aluminum oxidation according to claim 1, characterized in that: A funnel (110) is fixedly connected to the lower end of the sealing cover (102), an inclined plate (111) is fixedly connected to the upper end of the sealing cover (102), a pickling tank (3) is fixedly connected to the bottom of the inner wall of the pickling box (1), the upper end of the pickling tank (3) is in contact with the lower end of the sealing cover (102), a fixed ring (4) is fixedly connected to the inner wall of the pickling tank (3), and a plurality of heating rods (5) are provided through the upper end of the fixed ring (4).

4. A closed pickling device for aluminum oxidation according to claim 1, characterized in that: The spray assembly comprises a first motor (201), a second rotating rod (202), a winding roller (203), a suspension rope (204), a connecting block (205), a connecting rope (206), a placement box (207) and a through hole (208); the first motor (201) is fixedly connected to the right end of the pickling box (1); the output shaft of the first motor (201) passes through the right end of the pickling box (1) and is fixedly connected to the second rotating rod (202); the outer wall of the second rotating rod (202) is fixedly connected to the winding roller (203); the outer wall of the winding roller (203) is wound with a suspension rope (204); the other end of the suspension rope (204) is fixedly connected to the connecting block (205); the outer wall of the connecting block (205) is fixedly connected to a plurality of connecting ropes (206); the other end of the connecting rope (206) is fixedly connected to the placement box (207); and the outer wall of the placement box (207) is penetrated by a plurality of through holes (208).

5. A closed pickling device for aluminum oxidation according to claim 1, characterized in that: The spray assembly further comprises a return pipe (301), a water storage tank (302), a water pump (303), a water outlet pipe (304) and a spray plate (305); the return pipe (301) is fixedly connected to the lower end of the pickling tank (1), the other end of the return pipe (301) is fixedly connected to the water storage tank (302), the upper end of the water storage tank (302) is fixedly connected to the water pump (303), the water inlet end of the water pump (303) is arranged inside the water storage tank (302), the water outlet end of the water pump (303) is fixedly connected to the water outlet pipe (304), the other end of the water outlet pipe (304) passes through the rear end of the pickling tank (1) and is fixedly connected to the spray plate (305), and the spray plate (305) is arc-shaped.

6. A closed pickling device for aluminum oxidation according to claim 1, characterized in that: The absorption assembly comprises a first mounting plate (401), an absorption box (402), a second motor (403), a third rotating rod (404), a stirring plate (405), an exhaust pipe (406), a fan (407), an air intake pipe (408) and a first solenoid valve (409); the first mounting plate (401) is fixedly connected to the right end of the pickling box (1), the absorption box (402) is fixedly connected to the upper end of the first mounting plate (401), the second motor (403) is fixedly connected to the upper end of the absorption box (402), and the output shaft of the second motor (403) passes through the absorption box (406). 02) is fixedly connected to the upper end of the absorption box (402), the outer wall of the third rotating rod (404) is rotatably provided with a stirring plate (405), the upper end of the absorption box (402) is fixedly connected to an exhaust pipe (406), the right end of the inner wall of the pickling box (1) is provided with a fan (407), the right end of the fan (407) is fixedly connected to an air intake pipe (408), the other end of the air intake pipe (408) passes through the upper end of the absorption box (402) and extends to the bottom of the absorption box (402), and one end of the air intake pipe (408) close to the fan (407) is fixedly connected to a first solenoid valve (409).

7. A closed pickling device for aluminum oxidation according to claim 5, characterized in that: A sealing door (6) is hingedly connected to the front end of the pickling box (1), a second handle (7) is fixedly connected to the front end of the sealing door (6), and a support column (9) is fixedly connected to the corner of the lower end of the pickling box (1).

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