Pickling machine with internal polyethylene protective coating

Abstract

The utility model discloses a pickling machine with an internal polyethylene protective coating, which relates to the technical field of anti-corrosion processing, and comprises a pickling box, a limiting support mechanism is arranged in the pickling box, and the limiting support mechanism is used for limiting steel; the limiting supporting mechanism comprises a limiting supporting rod rotationally connected between the left inner wall and the right inner wall of the pickling box, and the surface of the limiting supporting rod is slidably sleeved with two positioning adjusting sleeves. According to the steel pickling device, the limiting supporting mechanism is arranged in the pickling box, steel can be placed in the limiting clamping grooves in the surfaces of the two limiting discs, a gap is kept between every two pieces of steel, and the distance between the two limiting discs can be adjusted independently according to the length of the steel; the steel pickling device is suitable for limiting and supporting steel of different lengths, and the driving motor can be used for driving the limiting disc to rotate in the pickling box, so that uniform pickling is conveniently conducted on each steel, and the pickling efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of corrosion protection processing, especially relates to a pickling machine with internal polyethylene protective coating. BACKGROUND

[0002] Steel pickling is a method of removing the oxide scale and rust on the surface of steel by acid solution. The principle of pickling is to use acid solution to react with the oxides on the surface of steel to form salts that are soluble in acid, thereby removing the oxides and rust on the surface. Commonly used pickling media include sulfuric acid, hydrochloric acid, phosphoric acid, nitric acid, chromic acid, hydrofluoric acid and mixed acid, among which sulfuric acid and hydrochloric acid are the most commonly used pickling agents.

[0003] The patent document with publication number CN219689875U discloses a steel pickling device, which includes a pickling tank, a pickling groove is formed in the center of the top surface of the pickling tank, and a drain pipe is fixedly installed at the lower part of the left end surface of the pickling tank. By starting the control motor, the extrusion cam connecting frame is made to slide back and forth, and the placement frame is made to move back and forth, causing the steel stored in the placement frame to shake, thereby solving the problem of uneven contact between the steel and the acid solution.

[0004] The steel pickling device proposed in the above patent document places the steel in the cleaning net frame, lacks a structure for individually limiting the steel, causes the steel to accumulate together, lacks gaps between the steel and the steel, results in incomplete pickling, and affects the efficiency of pickling processing. UTILITY MODEL CONTENT

[0005] The utility model discloses a pickling machine with internal polyethylene protective coating, in order to realize above -mentioned purpose, the utility model has adopted the following technical scheme:

[0006] A pickling machine with internal polyethylene protective coating, comprising a pickling tank, a limiting support mechanism is arranged in the pickling tank, and the limiting support mechanism is used for limiting the steel;

[0007] The limiting support mechanism comprises a limiting support rod rotatably connected between the left and right inner walls of the pickling tank, two positioning adjusting sleeves are slidably sleeved on the surface of the limiting support rod, a limiting disc is fixedly connected to the surface of the positioning adjusting sleeve, a plurality of limiting clamping grooves are formed in the surface of the limiting disc, and the plurality of limiting clamping grooves are evenly distributed in the surface of the limiting disc in the form of annular array.

[0008] The front and rear inner walls of the pickling tank are fixedly connected with flow guide covers, a plurality of cleaning nozzles are fixedly embedded on the surface of the flow guide cover, and the positions of the cleaning nozzles correspond to the limiting support mechanism.

[0009] It needs explanation that two cover plates are placed on the upper surface of the pickling tank, and a polyethylene protective coating is arranged on the inner wall of the pickling tank.

[0010] In a preferred scheme, the right side of the pickling tank is fixedly connected with an equipment box, a driving motor is fixedly installed in the equipment box, the output shaft of the driving motor extends to the inside of the pickling tank, and the right end of the limiting support rod is fixedly connected.

[0011] In a preferred scheme, a circulating conveying pump and a shunt box are fixedly installed on the inner wall of the equipment box, the output end of the circulating conveying pump extends to the inside of the shunt box, and flow guide pipes are fixedly connected to the front and rear surfaces of the shunt box.

[0012] In a preferred scheme, one end of the flow guide pipe away from the shunt box extends to the inside of the pickling tank, and the output end of the flow guide pipe extends to the inside of the flow guide cover.

[0013] In a preferred scheme, the input end of the circulating conveying pump is fixedly connected with a circulating recovery pipe, and one end of the circulating recovery pipe away from the circulating conveying pump extends downward to the inside of the pickling tank.

[0014] In a preferred scheme, a filter screen cover is fixedly installed on the inner side wall of the pickling tank, and the position of the filter screen cover corresponds to the liquid inlet of the circulating recovery pipe.

[0015] In a preferred scheme, two rubber protruding blocks are fixedly connected to the inner wall of the limiting clamping groove, and the two rubber protruding blocks are symmetrically distributed in the inside of the limiting clamping groove.

[0016] In a preferred scheme, two bolt holes are formed in the surface of the positioning adjusting sleeve, positioning bolts are threadedly connected to the inner wall of the bolt holes, and the positioning bolts are used for fixing the positioning adjusting sleeve on the surface of the limiting support rod.

[0017] In a preferred scheme, two extension plates are fixedly arranged on the surface of the limiting support rod, two guide rods are fixedly connected between the two extension plates, a sliding through hole matched with the guide rods is formed in the surface of the limiting disc, and the limiting disc is sleeved on the surface of the guide rods through the sliding through hole.

[0018] As can be seen from the above, the pickling machine with the internal polyethylene protective coating has the following technical effects.

[0019] One: by setting the limiting support mechanism in the inside of the pickling tank, the steel can be placed in the limiting clamping groove on the surface of the two limiting discs, so that the gap between each steel is kept, and the distance between the two limiting discs can be adjusted according to the length of the steel, which is suitable for limiting and supporting the steel with different lengths, and the limiting disc can be driven by the driving motor to rotate in the pickling tank, so that each steel can be uniformly pickled, and the pickling efficiency is improved.

[0020] Secondly, the rubber protruding block is arranged in the limiting clamping groove, the rubber protruding block can limit and extrude the steel, so that the stability of the steel on the surface of the limiting disc is ensured, the circulating conveying pump and the circulating recovery pipe are arranged, the pickling liquid can be recycled and utilized, and the steel can be sprayed and washed by the cleaning spray head on the surface of the flow guide cover, so that the pickling effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 A front view structural schematic diagram of the pickling machine with the internal polyethylene protective coating is provided.

[0022] Figure 2 A front view structural schematic diagram of the pickling machine with the internal polyethylene protective coating is provided.

[0023] Figure 3 A front view structural schematic diagram of the pickling machine with the internal polyethylene protective coating is provided.

[0024] Figure 4 A front view structural schematic diagram of the pickling machine with the internal polyethylene protective coating is provided.

[0025] In the drawings: 1, pickling tank; 2, limiting support mechanism; 3, flow guide cover; 4, cleaning spray head; 5, equipment box; 6, driving motor; 7, circulating conveying pump; 8, shunt box; 9, flow guide pipe; 10, circulating recovery pipe; 11, filter screen cover;

[0026] 201, limiting support rod; 202, positioning adjusting sleeve; 203, limiting disc; 204, limiting clamping groove; 205, rubber protruding block; 206, positioning bolt; 207, extension plate; 208, guide rod. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments.

[0028] Reference Figure 1 andFigure 2 The acid pickling machine with internal polyethylene protective coating comprises an acid pickling box 1, and a limiting support mechanism 2 arranged in the acid pickling box 1 and used for limiting steel materials.

[0029] It should be noted that two cover plates are arranged on the upper surface of the acid pickling box 1, and the inner wall of the acid pickling box 1 is provided with a polyethylene protective coating, so that the acid pickling box 1 can be prevented from being corroded to a certain extent.

[0030] In a preferred embodiment, the limiting support mechanism 2 comprises a limiting support rod 201 rotatably connected between the left and right inner walls of the acid pickling box 1, two positioning adjusting sleeves 202 are slidably arranged on the surface of the limiting support rod 201, a limiting disc 203 is fixedly connected to the surface of the positioning adjusting sleeve 202, and a plurality of limiting clamping grooves 204 are arranged on the surface of the limiting disc 203 in an annular array.

[0031] It should be noted that two bolt holes are arranged on the surface of the positioning adjusting sleeve 202, and a positioning bolt 206 is threadedly connected to the inner wall of the bolt hole, so that the positioning adjusting sleeve 202 can be fixed to the surface of the limiting support rod 201.

[0032] The limiting support rod 201 is fixedly provided with two extension plates 207, two guide rods 208 are fixedly connected between the two extension plates 207, a sliding through hole matched with the guide rod 208 is arranged on the surface of the limiting disc 203, and the limiting disc 203 is sleeved on the surface of the guide rod 208 through the sliding through hole.

[0033] It should be further noted that the inner wall of the limiting clamping groove 204 is fixedly connected with two rubber protruding blocks 205, and the two rubber protruding blocks 205 are symmetrically arranged in the limiting clamping groove 204.

[0034] It is worth noting that the two rubber protruding blocks 205 arranged in the limiting clamping groove 204 can be used to limit and extrude the steel materials, so that the stability of the steel materials on the surface of the limiting disc 203 can be improved, and the steel materials can be prevented from falling off during rotation.

[0035] The front and rear inner walls of the acid pickling box 1 are fixedly connected with a flow guide cover 3, a plurality of cleaning nozzles 4 are fixedly embedded on the surface of the flow guide cover 3, and the positions of the cleaning nozzles 4 correspond to the limiting support mechanism 2.

[0036] It is worth noting that by setting the limiting support mechanism 2 inside the pickling tank 1, the steel can be placed in the limiting clamping groove 204 on the surface of the two limiting discs 203, so that the gap between each steel is maintained, and the distance between the two limiting discs 203 can be adjusted according to the length of the steel. It is suitable for limiting and supporting steel of different lengths, and the limiting disc 203 can be driven by the driving motor 6 to rotate in the pickling tank 1, so that each steel can be uniformly pickled, improving the efficiency of pickling.

[0037] Referring to Figure 3 and Figure 4 In a preferred embodiment, the right side of the pickling tank 1 is fixedly connected with the equipment box 5, the inside of the equipment box 5 is fixedly installed with the driving motor 6, the output shaft of the driving motor 6 extends to the inside of the pickling tank 1, and the right end of the limiting support rod 201 is fixedly connected.

[0038] It needs to be further explained that the inner wall of the equipment box 5 is fixedly installed with the circulating conveying pump 7 and the shunt box 8, the output end of the circulating conveying pump 7 extends to the inside of the shunt box 8, and the front and rear surfaces of the shunt box 8 are fixedly connected with the flow guide pipe 9.

[0039] The end of the flow guide pipe 9 away from the shunt box 8 extends to the inside of the pickling tank 1, and the output end of the flow guide pipe 9 extends to the inside of the flow guide cover 3.

[0040] It is worth noting that by setting the circulating conveying pump 7 and the circulating recovery pipe 10, the pickling solution can be recycled and utilized, and the steel can be sprayed and washed by the cleaning nozzles 4 on the surface of the flow guide cover 3, improving the effect of pickling.

[0041] It should be noted that the input end of the circulating conveying pump 7 is fixedly connected with the circulating recovery pipe 10, the end of the circulating recovery pipe 10 away from the circulating conveying pump 7 extends downward to the inside of the pickling tank 1, the inner side wall of the pickling tank 1 is fixedly installed with the filter screen cover 11, and the position of the filter screen cover 11 corresponds to the liquid inlet of the circulating recovery pipe 10.

[0042] By setting the filter screen cover 11, the impurities such as rust in the pickling solution entering the circulating recovery pipe 10 can be removed and filtered, avoiding blockage of the circulating pipeline.

[0043] Working principle: in use, first, several steel materials are placed into the limiting clamping groove 204 on the surface of the two limiting discs 203, then the drive motor 6 is started to drive the limiting support rod 201 to rotate, thereby driving the two limiting discs 203 to rotate at the same time, and driving the several steel materials to rotate in the pickling tank 1, at the same time, the circulating pump 7 and the circulating recovery pipe 10 are used to convey the pickling liquid in the pickling tank 1 to the shunt box 8, then the pickling liquid is shunted to the two flow guide pipes 9 through the shunt box 8, the pickling liquid is input into the two flow guide covers 3 through the flow guide pipes 9, and then the several cleaning nozzles 4 on the surface of the flow guide cover 3 are used to flush the pickling liquid on the steel materials, so that the rust removal effect on the surface of the steel materials is improved.

[0044] The above merely describes a preferred embodiment of the present application, but the protection scope of the present application is not limited to this. The substitution can be the substitution of part of the structure, device, method step, or the complete technical solution. According to the technical solution and the inventive concept of the present application, equivalent substitution or change should be covered in the protection scope of the present application.

Claims

1. A pickling machine with internal polyethylene protective coating, comprising a pickling tank (1), characterized in that, The inside of the pickling tank (1) is provided with a limiting support mechanism (2) for limiting the steel material; The limiting support mechanism (2) comprises a limiting support rod (201) rotatably connected between the left and right inner walls of the pickling tank (1), the surface of the limiting support rod (201) is slidably sleeved with two positioning adjusting sleeves (202), the surface of the positioning adjusting sleeve (202) is fixedly connected with a limiting disc (203), and the surface of the limiting disc (203) is provided with a plurality of limiting clamping grooves (204) arranged in an annular array and evenly distributed thereon. The front and rear inner walls of the pickling tank (1) are fixedly connected with a flow guide cover (3), and the surface of the flow guide cover (3) is fixedly embedded with a plurality of cleaning nozzles (4) corresponding to the position of the limiting support mechanism (2).

2. The pickling machine having an inner polyethylene protective coating according to claim 1, characterized in that, The right side of the pickling tank (1) is fixedly connected with an equipment box (5), the inside of the equipment box (5) is fixedly installed with a driving motor (6), the output shaft of the driving motor (6) extends into the inside of the pickling tank (1) and is fixedly connected with the right end of the limiting support rod (201).

3. The pickling machine having an internal polyethylene protective coating according to claim 2, characterized in that, The inner wall of the equipment box (5) is fixedly installed with a circulating conveying pump (7) and a shunt box (8), the output end of the circulating conveying pump (7) extends into the inside of the shunt box (8), and the front and rear surfaces of the shunt box (8) are fixedly connected with flow guide pipes (9).

4. The pickling machine having an inner polyethylene protective coating according to claim 3, characterized in that, The end of the flow guide pipe (9) away from the shunt box (8) extends into the inside of the pickling tank (1), and the output end of the flow guide pipe (9) extends into the inside of the flow guide cover (3).

5. The pickling machine having internal polyethylene protective coating as claimed in claim 3 wherein, The input end of the circulating conveying pump (7) is fixedly connected with a circulating recovery pipe (10), and the end of the circulating recovery pipe (10) away from the circulating conveying pump (7) extends downward into the inside of the pickling tank (1).

6. An acid pickling machine having an internal polyethylene protective coating according to claim 5, wherein, The inside wall of the pickling tank (1) is fixedly installed with a filter screen cover (11) corresponding to the liquid inlet of the circulating recovery pipe (10).

7. The pickling machine having internal polyethylene protective coating as claimed in claim 1 wherein, The inner wall of the limiting clamping groove (204) is fixedly connected with two rubber protruding blocks (205) symmetrically distributed in the inside of the limiting clamping groove (204).

8. The pickling machine having internal polyethylene protective coating as claimed in claim 1 wherein, The surface of the positioning adjusting sleeve (202) is provided with two bolt holes, the inner wall of the bolt hole is threadedly connected with a positioning bolt (206), and the positioning bolt (206) is used for fixing the positioning adjusting sleeve (202) on the surface of the limiting support rod (201).

9. The pickling machine having internal polyethylene protective coating as claimed in claim 1 wherein, The surface of the limiting support rod (201) is fixedly provided with two extension plates (207), and the two extension plates (207) are fixedly connected with two guide rods (208). The surface of the limiting disc (203) is provided with a sliding through hole matched with the guide rod (208), and the limiting disc (203) is sleeved on the surface of the guide rod (208) through the sliding through hole.

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