A composite metal sheet rolling apparatus

Abstract

The present application relates to a kind of composite metal sheet rolling equipment, body, roller is installed in the inside of body, further comprising: conveying frame, conveying frame is installed in the both sides of the body, the bottom of conveying frame is equipped with hydraulic cylinder, one side of conveying frame is equipped with conveying platform, and hydraulic cylinder can drive the conveying frame along the sidewall of the body moves up and down;Cleaning part, the cleaning part includes box and the brush plate installed in the inside of the box, and flush component is installed in the one side of the box.The present application is cleaned by being provided with cleaning part to the surface of two rollers, when washing, by injecting the washing liquid outside into flush component and into liquid storage chamber, the brush plate is moved along the chute to the opening of box by washing liquid, until the first camber and roller are located in the same center, while roller rotation drives brush roll to rotate simultaneously, the surface of roller is scraped and cleaned, the metal scrap adhered to the surface of roller is cleaned down, prevent subsequent metal sheet when rolling, surface appears pit.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of metal rolling, in particular to a composite metal sheet rolling equipment. BACKGROUND

[0002] Metal composite material is composed of two or more layers of different metals, which are closely combined with each other, and its performance is better than that of single metal, and different metal layers can be selected according to needs, so that the metal sheet formed by the rolling equipment through such material has many excellent performances.

[0003] In Chinese patent application 202220051991.6, a rolling mill for composite metal rolling is disclosed. The connecting spring can buffer the impact force, thereby reducing the impact force received by the protective sleeve, which is beneficial to improve the anti-collision performance of the protective sleeve. The position of the driven shaft can be adjusted by the rotating drive block, so that the driven shaft and the protective sleeve are connected or separated. The position of the protective sleeve can be quickly adjusted by rotating the long shaft, which is beneficial to meet various use requirements.

[0004] Such rolling mill will have metal chips adhered to the surface during long-time rolling of metal sheets, which will affect the subsequent metal rolling. In addition, it is not convenient to clean the metal chips adhered to the surface of the rolling mill during rolling of the metal protective sheet, which can easily cause pits on the surface of the subsequent metal sheet during rolling. SUMMARY

[0005] The purpose of the present application is to provide a composite metal sheet rolling equipment.

[0006] In order to solve the above technical problems, the present application provides a composite metal sheet rolling equipment, a machine body, the inside of the machine body is installed with a rolling mill, further comprising:

[0007] A conveying frame is installed on both sides of the machine body, a hydraulic cylinder is installed at the bottom of the conveying frame, a conveying platform is installed on one side of the conveying frame, and the hydraulic cylinder can drive the conveying frame to move up and down along the side wall of the machine body;

[0008] A cleaning part includes a box body and a brush plate installed inside the box body, a flushing assembly installed on one side of the box body, the box body is fixed on both sides of the conveying frame, the top wall of the box body is located on the same horizontal line as the conveying platform, the side of the box body facing the rolling mill is provided with an opening, the brush plate can move left and right along the inner wall of the box body, two first arc surfaces are provided on the brush plate, brush rollers are installed on the first arc surfaces, a liquid storage cavity is formed between the brush plate and the box body, a limiting assembly is installed between the box body and the brush plate, and a liquid outlet pipe is formed in the interior of the brush plate.

[0009] The box and the conveying platform are used for conveying the metal sheets before and after rolling at the initial position;

[0010] When cleaning, liquid is injected from the flushing assembly into the liquid storage cavity, and the brush roller is pushed close to and scraped against the roller.

[0011] Further, the inner wall of the box is provided with a sliding groove, the top and bottom of the brush plate are provided with sliding blocks, the sliding blocks are slidingly installed in the sliding groove, and one side of the brush plate is provided with a second arc surface.

[0012] Further, the upper and lower parts of the opening of the box are provided with third arc surfaces, the third arc surfaces are installed with cleaning rollers, and the cleaning rollers partially protrude from the top wall and the bottom wall of the box.

[0013] Further, a plurality of water inlet pipes are arranged in the brush plate, one side of the water inlet pipe is connected with a guide pipe, the inner diameter of the guide pipe is larger than that of the water inlet pipe, the liquid outlet pipe comprises a first pipe body and a second pipe body, the two ends of the first pipe body and the second pipe body are respectively provided with water inlets and water outlets, the water inlets of the first pipe body and the second pipe body are communicated with the water inlet pipes, and the water outlets of the first pipe body are located between the two brush rollers at the highest positions of the two first arc surfaces.

[0014] Further, an adjusting hole is arranged at one end of the guide pipe, the adjusting hole penetrates the water inlet, an adjusting plate is installed in the adjusting hole, a through hole is arranged on one side of the adjusting plate, and a third spring is installed on one side of the adjusting plate.

[0015] Further, the limiting assembly comprises a limiting rod and a second spring, one end of the limiting rod is fixed to the inner wall of the box, the other end of the limiting rod is inserted into the guide pipe, the other end of the limiting rod is fixed with a limiting block, the outer diameter of the limiting block is larger than the inner diameter of the water inlet pipe, and the second spring is fixedly sleeved on the limiting rod.

[0016] Further, shaft rods are installed at both ends of the brush roller, a socket is installed in the shaft rod, a plug rod is installed in the socket, and a first spring is installed on the outer surface of the plug rod.

[0017] Further, the flushing assembly comprises a pressurizing pump and a plurality of connecting pipes installed on opposite sides of the opening of the box, and a plurality of water inlets are arranged on one side of the box.

[0018] Further, a magnet is installed on one side of the brush plate, wherein

[0019] When the liquid pushes the end of the brush plate to be inserted between the two rollers, the two magnets attract each other to connect the left and right brush plates to each other.

[0020] Further, one side of the brush plate is provided with a magnet, wherein when the liquid pushes the brush plate end to be inserted between the two rollers, the two magnets attract each other to connect the left and right brush plates to each other.

[0021] The beneficial effects of the present application are,

[0022] 1. The two rollers are cleaned by the cleaning part. When cleaning, the cleaning liquid is injected into the flushing assembly and into the liquid storage cavity. The cleaning liquid pushes the brush plate to move along the chute to the opening of the box. The first arc surface is at the same center as the roller. At the same time, the roller rotates to drive the brush roller to rotate, thereby scraping and cleaning the surface of the roller to remove the metal scraps adhered to the surface of the roller, thereby preventing pits on the surface of the subsequent metal sheet during rolling.

[0023] 2. The limiting rod is inserted into the guide pipe to prevent the brush plate from separating from the box. When the brush plate moves to the opening, the guide pipe moves along the guide rod. When the end of the guide pipe moves to the position of the limiting block, the limiting block drives the adjusting plate to compress the third spring to move to the inside of the through hole. When the through hole moves to the position of the water inlet, the water inlet in the initial position is opened. At this time, the liquid can enter the first pipe body and the second pipe body from the storage cavity through the water inlet pipe and the water inlet pipe, thereby flushing and cleaning the surface of the roller. BRIEF DESCRIPTION OF DRAWINGS

[0024] The present application will be further described below in conjunction with the drawings and examples.

[0025] Figure 1 is a perspective view of a preferred embodiment of the present application;

[0026] Figure 2 is a front view of a preferred embodiment of the present application when the conveying frame is in the initial position;

[0027] Figure 3 is a front view of a preferred embodiment of the present application after the conveying frame is raised;

[0028] Figure 4 is a front view of a preferred embodiment of the present application after the two brush plates are connected after the conveying frame is raised;

[0029] Figure 5 is a preferred embodiment of the present application Figure 4 is a partial enlarged structure diagram of position A in the present application;

[0030] Figure 6 is a side view of a preferred embodiment of the conveying frame of the present application;

[0031] Figure 7 is a preferred embodiment of the present application Figure 6 is a partial enlarged structure diagram of position B in the present application;

[0032] Figure 8 is a top view of a preferred embodiment of the adjusting plate of the present application;

[0033] Figure 9 is a perspective view of a preferred embodiment of the cleaning part of the present application;

[0034] Figure 10 is a partial structural schematic view of a preferred embodiment of the box of the present application;

[0035] Figure 11 is an internal structural view of a preferred embodiment of the outer shell of the present application;

[0036] Figure 12 is a side view of a preferred embodiment of the cleaning roller of the present application;

[0037] in the drawing:

[0038] 1, machine body; 11, roller; 12, guide column; 13, outer shell; 14, turbine; 15, worm; 16, third arc surface;

[0039] 2, cleaning roller;

[0040] 3, conveying frame; 31, hydraulic cylinder; 32, conveying platform; 33, strip slot; 34, rotating shaft;

[0041] 4, cleaning part; 41, box; 411, sliding groove; 42, brush plate; 421, first arc surface; 422, brush roller; 423, liquid outlet pipe; 424, sliding block; 425, water inlet pipe; 426, guide pipe; 427, first pipe body; 428, second pipe body; 429, water inlet; 4210, water outlet; 4211, shaft rod; 4212, insertion hole; 4213, insertion rod; 4214, first spring; 4215, magnet; 4216, second arc surface; 43, flushing assembly; 431, pressurizing pump; 432, connecting pipe; 433, water inlet hole; 44, liquid storage cavity; 45, limiting assembly; 451, second spring; 452, limiting rod; 453, limiting block; 46, adjusting hole; 461, adjusting plate; 462, through hole; 463, third spring. DETAILED DESCRIPTION

[0042] The present application will now be described in further detail with reference to the drawings. These drawings are simplified schematic views which show only the basic structure of the present application in a schematic manner, and thus only show the components relevant to the present application.

[0043] As Figures 1-12As shown, the composite metal sheet rolling equipment of the present application, the body 1, the inside of the body 1 is installed with the roller 11, the top of the body 1 is installed with the outer shell 13, the inside of the outer shell 13 is installed with the worm 14, the worm 15 is installed between the two worms 14, the worm is used for driving the roller 11 to lift.

[0044] Through the rotation of the worm 15, the four worms 14 are driven to rotate, and the rotation drives the rotating shaft to rotate through the worm 14, and the roller 11 on the roller 11 frame is driven to move up and down, so that one of the rollers 11 installed on the body 1 above can be adjusted up and down, the distance between the two rollers 11 is controlled, and the thickness of the metal sheet during rolling is changed.

[0045] The conveying frame 3 is installed on both sides of the body 1, the bottom of the conveying frame 3 is installed with the hydraulic cylinder 31, one side of the conveying frame 3 is installed with the conveying platform 32, the hydraulic cylinder 31 can drive the conveying frame 3 to move up and down along the side wall of the body 1; a plurality of guide columns 12 are installed on both sides of the body 1, a strip groove 33 is installed on the conveying frame 3, the guide column 12 is clamped in the strip groove 33, and a plurality of rotating shafts 34 are installed on the conveying platform 32.

[0046] By installing the conveying frame 3 on both sides of the body 1, the metal sheet can be sent from one of the conveying frames 3 to the conveying platform 32 between the two rollers 11, and the rolled metal sheet can be sent from the other conveying platform 32, and the rotating shaft 34 is used to drive the metal sheet to move, and the conveying frame 3 as a whole can move up and down, and when moving, the hydraulic cylinder 31 is started to lift the conveying frame 3 as a whole, and the guide column 12 is clamped in the strip groove 33 and can move up and down along the strip groove 33, so that the conveying frame 3 moves on one side of the body 1 side wall during up and down movement, has higher stability, and the conveying platform 32 is extended by the box body 41, and the metal plate before and after rolling passes through the top of the box body 41.

[0047] The cleaning part 4 includes the box body 41 and the brush plate 42 installed in the box body 41, and the flushing assembly 43 installed on one side of the box body 41, the box body 41 is fixed on the conveying frame 3 on both sides, the top wall of the box body 41 is located on the same horizontal line as the conveying platform 32, the side of the box body 41 facing the roller 11 is provided with an opening, the brush plate 42 can move left and right along the inner wall of the box body 41, two first arc surfaces 421 are provided on the brush plate 42, brush rollers 422 are installed on the first arc surfaces 421, a liquid storage cavity 44 is formed between the brush plate 42 and the box body 41, a limiting assembly 45 is installed between the box body 41 and the brush plate 42, and a liquid outlet pipe 423 is formed in the inside of the brush plate 42, wherein the initial position is used for conveying the metal sheet before and after rolling, the box body 41 and the conveying platform 32; when cleaning, the liquid is injected into the liquid storage cavity 44 from the flushing assembly 43, and the brush roller 422 is pushed close to and scraped the roller 11.

[0048] The two rollers 11 are cleaned by the cleaning part 4. When cleaning, the external cleaning liquid is injected into the flushing assembly 43 and enters the storage cavity 44. The cleaning liquid drives the brush plate 42 to move along the sliding groove 411 to the opening of the box body 41 until the first arc surface 421 is located at the same center as the roller 11. At the same time, the roller 11 rotates to drive the brush roller 422 to rotate, so as to scrape and clean the surface of the roller 11, remove the metal scraps adhered to the surface of the roller 11, and prevent pits from appearing on the surface of the subsequent metal sheet during rolling.

[0049] The inner wall of the box body 41 is provided with a sliding groove 411, and the top and bottom of the brush plate 42 are provided with sliding blocks 424 which are slidingly installed in the sliding groove 411. One side of the brush plate 42 is provided with a second arc surface 4216.

[0050] The brush plate 42 can be made of light metal, alloy, acrylic or plastic material, so that the pressure in the storage cavity 44 can quickly drive the sliding blocks 424 at the bottom of the brush plate 42 to move along the sliding groove 411.

[0051] The brush plate 42 is internally provided with a plurality of water inlet pipes 425, one side of the water inlet pipe 425 is connected with a guide pipe 426, the inner diameter of the guide pipe 426 is larger than that of the water inlet pipe 425, the liquid outlet pipe 423 comprises a first pipe body 427 and a second pipe body 428, the two ends of the first pipe body 427 and the second pipe body 428 are respectively provided with a water inlet 429 and a water outlet 4210, the water inlets 429 of the first pipe body 427 and the second pipe body 428 are communicated with the water inlet pipes 425, and the water outlets 4210 of the first pipe body 427 are respectively located between the two brush rollers 422 at the highest positions of the two first arc surfaces 421.

[0052] The water inlet pipes 425 are connected with the first pipe body 427 and the second pipe body 428. The liquid in the storage cavity enters the first pipe body 427 and the second pipe body 428 through the water inlets 429, and is discharged through the water outlets 4210. The discharged liquid is discharged between the two brush rollers 422 at the highest positions of the first arc surfaces 421, so as to clean the two brush rollers 422. At the same time, the discharged liquid is directly sprayed on the surface of the roller 11 to wash away the scraps on the roller 11. At this time, the backflow liquid falls on the first arc surface 421, and the scraps on the first arc surface 421 and the brush roller 422 are washed. The brush roller 422 is further washed while washing the scraps, so as to save water resources.

[0053] The limiting assembly 45 comprises a limiting rod 452 and a second spring 451, one end of the limiting rod 452 is fixed to the inner wall of the box body 41, the other end of the limiting rod 452 is inserted into the guide pipe 426, the other end of the limiting rod 452 is fixed with a limiting block 453, the outer diameter of the limiting block 453 is larger than the inner diameter of the water inlet pipe 425, the second spring 451 is fixedly sleeved on the limiting rod 452, one end of the guide pipe 426 is provided with an adjusting hole 46, the adjusting hole 46 penetrates the water inlet 429, the inside of the adjusting hole 46 is provided with an adjusting plate 461, one side of the adjusting plate 461 is provided with a through hole 462, and the side of the adjusting plate 461 is provided with a third spring 463.

[0054] When the rollers 11 are cleaned, the conveying frame 3 and the box body 41 are lifted upward by starting the hydraulic cylinder 31, and the brush plate 42 can be inserted into the position between the two rollers 11, the limiting block can prevent the brush plate 42 from separating from the box body 41 by inserting the limiting rod 452 into the guide pipe 426, when the brush plate 42 moves to the opening, the guide pipe 426 moves along the guide rod, when the end of the guide pipe 426 moves to the position of the limiting block 453, at this time the limiting block 453 drives the adjusting plate 461 to move to the inside of the through hole 462, when the through hole 462 moves to the position of the water inlet 429, the water inlet 429 in the initial position is opened, at this time the liquid can enter the first pipe body 427 and the second pipe body 428 from the storage cavity and the water inlet pipe 425, and the surface of the roller 11 is cleaned and washed, and in the initial position, the other side of the adjusting plate 461 closes the water inlet 429, at this time the liquid cannot flow out of the first pipe body 427 and the second pipe body 428, and the storage cavity can reach the maximum pressure, which better pushes the brush plate 42 to move to the direction of the roller 11.

[0055] Both ends of the brush roller 422 are provided with shaft rods 4211, the inside of the shaft rod 4211 is provided with a plug hole 4212, the inside of the plug hole 4212 is provided with a plug rod 4213, and the outer surface of the plug rod 4213 is provided with a first spring 4214.

[0056] By fixing the shaft rod 4211 on the first arc surface 421, when the brush roller 422 contacts the roller 11, the first spring 4214 can be compressed to move the brush roller 422 up and down along the plug rod 4213 by a certain distance, so that the brush roller 422 is in close contact with the surface of the roller 11, and the friction between the roller 11 and the brush roller 422 is increased, so that the debris on the surface of the roller 11 is better cleaned.

[0057] The flushing assembly 43 comprises a pressurizing pump 431 and a plurality of connecting pipes 432 installed on the opposite sides of the opening of the box body 41, and a plurality of water inlet holes 433 are formed in one side of the box body 41.

[0058] By connecting the external cleaning liquid to the connecting pipe 432, and then the liquid is pumped into the pressurizing pump 431, and then discharged into the storage cavity from the water inlet 429, so that the liquid in the storage cavity can have sufficient pressure to push the brush plate 42 to move, and the contact area with the liquid can be increased through the second arc surface 4216, and the pushing force of the liquid on the second arc surface 4216 can be increased.

[0059] One side of the brush plate 42 is provided with a magnet 4215, wherein when the liquid pushes the end of the brush plate 42 to insert between the two rollers 11, the two magnets 4215 attract each other to connect the left and right brush plates 42 to each other.

[0060] When the first arc surface 421 moves to the position where the roller 11 is in the same axis, at this time all the brush rollers 422 are in contact with the roller 11, and the magnets at the ends of the left and right brush plates 42 attract each other together, the pressure of the pressurizing pump 431 can be gradually reduced, saving the power consumption of the pressurizing pump 431, and at the same time keeping the left and right brush plates 42 in a stable state, which can more stably brush the roller 11 and will not move left and right, when the pressurizing pump 431 stops or reduces to the minimum, at this time the brush plate 42 is reset by the reset tension of the second spring 451.

[0061] The upper and lower parts of the opening of the box body 41 are provided with a third arc surface 16, and the cleaning roller 2 is installed on the third arc surface 16, and the cleaning roller 2 partially protrudes from the top wall and the bottom wall of the box body 41.

[0062] By installing the cleaning roller 2 on one side of the top of the box body 41, the bottom of the metal sheet during discharging can be cleaned by the cleaning roller 2, and the metal sheet after being cleaned by the cleaning roller 2 enters the conveying platform 32, and the cleaning roller 2 at the bottom of the box body 41 can be in contact with the surface of one roller 11 below to clean the roller 11.

[0063] When in use, the top wall of the box 41 is in the same horizontal line with the conveying platform 32 in the initial position, the box can be used to convey the metal sheet, and the metal sheet conveyed from one conveying frame 3 to the conveying platform 32 is sent between the two rollers 11, and the metal sheet after rolling can be sent out from the other conveying platform 32, and the metal sheet is moved by the rotating shaft 34, while the conveying frame 3 can be moved up and down as a whole, and the bottom of the metal sheet when discharged is cleaned by the cleaning roller 2, the discharged metal sheet is cleaned by the cleaning roller 2 and then enters the conveying platform 32, and the cleaning roller 2 at the bottom of the box 41 can be in contact with the surface of the lower roller 11 to clean the roller 11, when the roller 11 is cleaned, the conveying frame 3 and the box 41 are lifted up by the hydraulic cylinder 31, and the straight plate 42 can be inserted between the two rollers 11, at this time the external cleaning liquid is connected to the connecting pipe 432, and the liquid is pumped into the pressurizing pump 431 for pressurization and then discharged into the storage cavity from the water inlet 429, so that the liquid in the storage cavity can have sufficient pressure to push the brush plate 42 to move, and the second arc surface 4216 can increase the contact area and thrust of the liquid, when the end of the guide pipe 426 moves to the position of the limiting block 453, at this time the limiting block 453 drives the adjusting plate 461 to compress the third spring 463 to move to the inside of the through hole 462, when the through hole 462 moves to the position of the water inlet 429, the water inlet 429 in the initial position is opened, at this time the liquid can enter the first pipe body 427 and the second pipe body 428 from the water inlet pipe 425, and the surface of the roller 11 is washed and cleaned, when moving to the contact position of the brush roller 422 and the roller 11, the first spring 4214 can be compressed to move the brush roller 422 up and down along the inserting rod 4213 by a certain distance, so that the brush roller 422 is in close contact with the surface of the roller 11, and the friction between the roller 11 and the brush roller 422 is increased, so that the debris on the surface of the roller 11 is better cleaned.

[0064] Based on the above ideal embodiments according to the present application, the related personnel can make various changes and modifications without deviating from the technical idea of the present application. The technical scope of the present application is not limited to the contents of the specification, and must be determined according to the scope of the claims.

Claims

1. A composite sheet rolling apparatus, a body (1) in which a roll (11) is installed, characterized by, Also include: The conveying frame (3) is installed on both sides of the machine body (1), the bottom of the conveying frame (3) is provided with a hydraulic cylinder (31), one side of the conveying frame (3) is provided with a conveying platform (32), the hydraulic cylinder (31) can drive the conveying frame (3) to move up and down along the side wall of the machine body (1); The cleaning part (4) includes a box body (41) and a brush plate (42) installed inside the box body (41), and a flushing assembly (43) installed on one side of the box body (41), both sides of the box body (41) are fixed on the conveying frame (3), the top wall of the box body (41) is located on the same horizontal line as the conveying platform (32), one side of the box body (41) is provided with an opening, the brush plate (42) can move left and right along the inner wall of the box body (41), two first arc surfaces (421) are provided on the brush plate (42), brush rollers (422) are installed on the first arc surfaces (421), a liquid storage cavity (44) is formed between the brush plate (42) and the box body (41), a limiting assembly (45) is installed between the box body (41) and the brush plate (42), a liquid outlet pipe (423) is formed in the inside of the brush plate (42), wherein When the initial position, the box body (41) and the conveying platform (32) are used to convey the metal sheet before and after rolling; When cleaning, liquid is injected from the flushing assembly (43) into the liquid storage cavity (44), and the brush roller (422) is pushed close to and scraped against the roller (11); The inner wall of the box body (41) is provided with a sliding groove (411), the top and bottom of the brush plate (42) are provided with sliding blocks (424), the sliding blocks (424) are slidingly installed in the sliding groove (411), one side of the brush plate (42) is provided with a second arc surface (4216); The upper and lower parts of the opening of the box body (41) are provided with third arc surfaces (16), cleaning rollers (2) are installed on the third arc surfaces (16), and the cleaning rollers (2) partially protrude from the top wall and the bottom wall of the box body (41); A plurality of water inlet pipes (425) are formed in the inside of the brush plate (42), one side of the water inlet pipe (425) is connected with a guide pipe (426), the inner diameter of the guide pipe (426) is larger than the inner diameter of the water inlet pipe (425), the liquid outlet pipe (423) includes a first pipe body (427) and a second pipe body (428), the two ends of the first pipe body (427) and the second pipe body (428) are respectively provided with a water inlet (429) and a water outlet (4210), the water inlets (429) of the first pipe body (427) and the second pipe body (428) are communicated with the water inlet pipe (425), and the water outlets (4210) of the first pipe body (427) are respectively located between the two brush rollers (422) at the highest positions of the two first arc surfaces (421).

2. The composite metal sheet rolling equipment according to claim 1, wherein One end of the guide pipe (426) is provided with an adjusting hole (46) penetrating the water inlet (429), and an adjusting plate (461) is installed inside the adjusting hole (46), one side of the adjusting plate (461) is provided with a through hole (462), and a third spring (463) is installed on one side of the adjusting plate (461).

3. The composite sheet rolling device according to claim 2, wherein, The limiting assembly (45) comprises a limiting rod (452) and a second spring (451), one end of the limiting rod (452) is fixed to the inner wall of the box (41), the other end of the limiting rod (452) is inserted into the guide pipe (426), the other end of the limiting rod (452) is fixed with a limiting block (453), the outer diameter of the limiting block (453) is greater than the inner diameter of the water inlet pipe (425), and the second spring (451) is fixedly sleeved on the limiting rod (452).

4. The composite sheet rolling device according to claim 3, wherein, Both ends of the brush roller (422) are provided with shaft rods (4211), the shaft rods (4211) are provided with bushing holes (4212) in the inside, the bushing holes (4212) are provided with plug rods (4213) in the inside, and the outer surfaces of the plug rods (4213) are provided with first springs (4214).

5. The composite sheet rolling device according to claim 4, wherein, The flushing assembly (43) comprises a plurality of connecting pipes (432) and a pressurizing pump (431) installed on the opposite sides of the opening of the box (41), and a plurality of water inlet holes (433) are formed in one side of the box (41).

6. The composite sheet rolling device according to claim 5, wherein, One side of the brush plate (42) is provided with a magnet (4215), and When the liquid pushes the end of the brush plate (42) to be inserted between the two rollers (11), the two magnets (4215) attract each other to connect the left and right brush plates (42) with each other.

7. The composite sheet rolling device according to claim 6, wherein, A plurality of guide columns (12) are installed on both sides of the machine body (1), a strip groove (33) is installed on the conveying frame (3), the guide columns (12) are clamped in the strip groove (33), a plurality of rotating shafts (34) are installed on the conveying platform (32), an outer shell (13) is installed on the top of the machine body (1), a turbine (14) is installed in the inner part of the outer shell (13), a worm (15) is installed between the two turbines (14), and the worm is used to drive the rollers (11) to ascend and descend.

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