Roller grinding mud recycling device and recycling method thereof

Abstract

The application discloses a kind of roll grinding mud recovery device and recovery method thereof, belong to the recovery technical field of roll grinding mud, including fixed support, funnel-shaped container is installed on fixed support, first liquid leakage port is connected at the bottom of funnel-shaped container, filtrate collection barrel is equipped below fixed support, filtrate collection barrel is connected with suction filtration mechanism, slidingly equipped with sealing cover plate on fixed support, rotatably equipped with rotating shaft on sealing cover plate, rotatably equipped with annular slide on rotating shaft, rotatably equipped with a plurality of first stirring rods on annular slide, a plurality of first stirring rods are rotatably equipped with second stirring rod, a plurality of second stirring rods are rotatably connected with rotating shaft, a plurality of long push rods are fixedly equipped on annular slide, a plurality of long push rods are slidably connected with rectangular fixed plate, the application is equipped with push plate, and the cleaning of roll grinding mud filtered on filter plate can be realized by moving push plate, avoid manual cleaning, and too much roll grinding mud is accumulated on filter plate.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of roller grinding mud recycling, and particularly relates to a roller grinding mud recycling device and a recycling method thereof. BACKGROUND

[0002] The surface of a roller will be worn during the rolling process, and needs to be ground and repaired on a grinding machine using a grinding wheel. A large amount of fibrous roller grinding mud will be produced after the metal grinding is flushed by a cooling liquid and separated by a magnetic filter during the grinding process. The main components of the roller grinding mud are metal grinding, a small amount of grinding wheel abrasive and grinding fluid. If the roller grinding mud can be recycled and reused, the high external disposal cost of a steel enterprise can be saved, the amount of iron ore and scrap steel can be reduced, and thus great economic benefits can be generated.

[0003] The roller grinding mud needs to be cleaned during the recycling process, and the waste liquid after cleaning is filtered out by suction filtration. The overlapping and accumulation between the solid particles of the roller grinding mud at the bottom during the filtration process cause the filtration speed to decrease and the filtration time to increase. SUMMARY

[0004] In view of the deficiencies of the prior art, the purpose of the present application is to provide a roller grinding mud recycling device and a recycling method thereof.

[0005] The purpose of the present application can be achieved by the following technical solutions.

[0006] A roller grinding mud recycling device comprises a fixed support, a funnel-shaped container installed on the fixed support, a first liquid leakage port connected to the bottom of the funnel-shaped container, an adjusting valve rotatably arranged on the first liquid leakage port, a second liquid leakage port fixedly arranged on the adjusting valve, a filtrate collection barrel arranged below the fixed support, and a suction filtration mechanism connected to the filtrate collection barrel.

[0007] A sealing cover plate is slidably arranged on the fixed support, a rotating shaft is rotatably arranged on the sealing cover plate, an annular sliding block is slidably arranged on the rotating shaft, a plurality of first stirring rods are rotatably arranged on the annular sliding block, a second stirring rod is rotatably arranged on each of the plurality of first stirring rods, the plurality of second stirring rods are rotatably connected to the rotating shaft, a plurality of long push rods are fixedly arranged on the annular sliding block, the plurality of long push rods are slidably connected to a rectangular fixed plate, and a piston is fixedly arranged at the bottom of each of the plurality of long push rods.

[0008] A filter plate is rotatably connected to the bottom end of the rotating shaft, a channel bar is fixedly arranged above the rotating shaft, a hollow tube is fixedly arranged above the channel bar, the hollow tube is in communication with the inside of the channel bar, the piston on each of the long push rods is slidably connected to the hollow tube, a U-shaped long rod is slidably arranged in the bottom cavity of the channel bar, a piston is arranged at one end of each of the two U-shaped long rods, the piston is slidably connected to the bottom cavity of the channel bar, and a push plate is fixedly connected to the other end of each of the two U-shaped long rods.

[0009] Further, the lower part of the fixing support is placed on a supporting base, the supporting base is fixedly provided with a handle, a filtrate collecting barrel is threadedly matched on the supporting base, the filtrate collecting barrel is provided with a suction port, a suction mechanism is also fixedly arranged on the supporting base, a suction pipe is connected to the suction mechanism, the suction pipe is provided with a connecting port, the connecting port is threadedly connected with the suction port, a threaded column is fixedly arranged at the bottom end of the filtrate collecting barrel, the threaded column is threadedly connected with the fixing support, an end plate is fixedly arranged at the bottom end of the threaded column, and universal wheels are arranged at the bottom end of the supporting base.

[0010] Further, the fixing support is also fixedly provided with an annular support, a funnel-shaped container is fixedly arranged on the annular support, a drainage pipe is arranged in the funnel-shaped container, a plurality of heating components are arranged on the annular support, a control component is fixedly arranged on the fixing support, and the second liquid leakage port is threadedly matched with the filtrate collecting barrel.

[0011] Further, a liquid leakage plate is fixedly arranged on the first liquid leakage port at the bottom end of the funnel-shaped container, a plurality of liquid leakage holes are symmetrically arranged on the liquid leakage plate, and an adjusting valve is rotatably arranged on the liquid leakage plate.

[0012] Further, the fixing support is also fixedly provided with a connecting support, a plurality of first telescopic cylinders are fixedly arranged on the connecting support, a sealing cover plate is fixedly arranged at the output end of the first telescopic cylinder, a motor support is fixedly arranged on the sealing cover plate, a driving motor is fixedly arranged on the motor support, a circular turntable is fixedly connected to the output end of the driving motor, a rotating shaft is fixedly connected to the circular turntable, and the rotating shaft is coaxially rotatable with the circular turntable.

[0013] Further, a rectangular fixing plate is also fixedly arranged below the annular sliding block on the rotating shaft, and the second stirring rods are rotatably connected with the rectangular fixing plate.

[0014] Further, a second telescopic cylinder is also fixedly arranged on the circular turntable, and the output end of the second telescopic cylinder is fixedly connected with the annular sliding block.

[0015] Further, a slot is arranged on each of the two push plates, and the bottom of the H-shaped pipe slides in the slot.

[0016] Further, dustproof blocks are also filled between the two push plates on the filter plate.

[0017] A recovery method of a roller grinding mud recovery device, comprising the following steps:

[0018] S1: the roller grinding mud is added into the funnel-shaped container after being ground with water or other treatment agent, the heating assembly is started to heat the mixed liquid in the funnel-shaped container for removing excess oil stains in the roller grinding mud, then the first telescopic cylinder is controlled to extend, the sealing cover plate is clamped with the funnel-shaped container to avoid a large amount of gas overflow during heating, the sealing cover plate is provided with a gas outlet, the driving motor is started to drive the rotating shaft to rotate when heating, the first stirring rod and the second stirring rod on the rotating shaft are adjusted to a suitable angle for stirring to make the liquid heated more uniformly;

[0019] S2: the filter plate is located at the bottom end of the funnel-shaped container and is attached to the bottom end, the adjusting valve at the bottom end of the funnel-shaped container is rotated to make the liquid in the funnel-shaped container leave through the liquid leakage hole, the suction filtration mechanism is started to perform suction filtration on the funnel-shaped container, the liquid after suction filtration is stored in the filtrate collection barrel, the first stirring rod and the second stirring rod on the rotating shaft are always driven to rotate during the suction filtration process to stir the middle part of the filter residue, and the push plate stirs the bottom part of the filter residue, so that the overall suction filtration time is shortened and the suction filtration efficiency is improved.

[0020] S3: after the suction filtration is completed, the first telescopic cylinder drives the sealing cover plate to move upward, the adjusting valve seals the liquid leakage hole, the second telescopic cylinder drives the long push rod to move downward, and the push plate moves to push the filter residue accumulated on the filter plate out.

[0021] S4: the filtrate collection barrel is rotated, and the threaded column on the filtrate collection barrel moves downward, after the filtrate collection barrel is lowered by a certain height, the filtrate collection barrel is separated from the second liquid leakage hole, and the filtrate collection barrel is pushed out by using the handle.

[0022] Advantages of the present application:

[0023] 1: the funnel-shaped container cooperates with the filtration mechanism to conveniently filter the roller grinding mud after cleaning, the sealing cover plate of the device is provided with stirring rods and a filter plate, the second telescopic cylinder can control the change of the angle between the first stirring rod and the second stirring rod to realize different stirring intensities, and the second telescopic cylinder can also indirectly drive the push plate to move, the movement of the push plate can realize cleaning of the roller grinding mud filtered on the filter plate, manual cleaning is avoided, and too much roller grinding mud is prevented from accumulating on the filter plate.

[0024] 2: the push plate can also stir the bottom end of the roller grinding mud during the suction filtration process to make the solid particles in the mixed liquid more uniformly distributed on the filtered liquid, so as to reduce the overlap and accumulation between the solid particles and improve the suction filtration efficiency, the stirring rods can stir the roller grinding mud when it is mixed with other liquids to make the mixture uniform, and the stirring rods can also stir the middle and upper ends of the roller grinding mud during the suction filtration to improve the suction filtration efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, for those of ordinary skill in the art, other drawings can be obtained based on these drawings without any creative effort.

[0026] Figure 1 is a schematic diagram of the overall structure of the present application;

[0027] Figure 2 is a front view of the overall structure of the present application;

[0028] Figure 3 is a schematic diagram of part of the structure of the present application Figure I ;

[0029] Figure 4 is a schematic diagram of part of the structure of the present application Figure II ;

[0030] Figure 5 is a schematic diagram of the structure on the sealing cover plate of the present application;

[0031] Figure 6 is an enlarged schematic diagram of part A of the structure of the present application;

[0032] Figure 7 is a sectional view of the internal structure of the I-shaped pipe and hollow pipe of the present application.

[0033] Explanation of reference numerals in the drawings: 1, fixed support; 2, fixed support; 3, filtrate collection bucket; 4, suction filtration port; 5, suction filtration mechanism; 6, suction filtration pipe; 7, handle; 8, funnel-shaped container; 9, connecting support; 10, annular support; 11, regulating valve; 12, first liquid leakage port; 13, second liquid leakage port; 14, drainage pipe; 15, liquid leakage plate; 16, control assembly; 17, first telescopic cylinder; 18, sealing cover plate; 19, driving motor; 20, motor support; 21, threaded column; 22, end plate; 23, universal wheel; 24, heating assembly; 25, connecting port; 26, rotating shaft; 27, second telescopic cylinder; 28, annular sliding block; 29, first stirring rod; 30, second stirring rod; 31, rectangular fixed plate; 32, long push rod; 33, I-shaped pipe; 34, hollow pipe; 35, U-shaped long rod; 36, push plate; 37, filter plate; 38, dustproof block. DETAILED DESCRIPTION

[0034] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without any creative effort fall within the scope of the present application.

[0035] In the description of the present application, it should be understood that the terms "opening", "upper", "lower", "thickness", "top", "middle", "length", "inner", "periphery" and the like indicate the orientation or positional relationship, only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0036] As shown in Figure 1 , a kind of roll grinding mud recovery device, including fixed support 1, fixed support 1 below is placed in support base 2, support base 2 is fixed with handle 7, support base 2 is threadedly cooperated with filtrate collection barrel 3, filtrate collection barrel 3 is equipped with suction port 4, support base 2 is also fixed with suction mechanism 5, suction mechanism 5 is connected with suction tube 6, suction tube 6 is connected with connecting port 25, connecting port 25 is threadedly connected with suction port 4, the bottom end of filtrate collection barrel 3 is fixed with threaded column 21, threaded column 21 is threadedly connected between fixed support 1, threaded column 21 bottom end is fixed with end plate 22, support base 2 bottom end is equipped with universal wheel 23 (as shown in Figure 2 ).

[0037] As shown in Figure 1 , fixed support 1 is also fixed with annular support 10, annular support 10 is fixed with funnel-shaped container 8, funnel-shaped container 8 is equipped with drainage tube 14, drainage tube 14 is used to drain the upper liquid after cleaning funnel-shaped container 8, funnel-shaped container 8 bottom end is connected with first liquid leakage port 12, first liquid leakage port 12 is rotatably equipped with regulating valve 11, regulating valve 11 is fixed with second liquid leakage port 13, second liquid leakage port 13 is threadedly cooperated with filtrate collection barrel 3, annular support 10 is equipped with several heating components 24, fixed support 1 is fixed with control component 16 (as shown in Figure 3 ), the temperature of heating component 24 is controlled by control component 16, for heating liquid inside funnel-shaped container 8 (as shown in Figure 2 ).

[0038] As shown in Figures 3-4 , first liquid leakage port 12 on the bottom end of funnel-shaped container 8 is fixed with liquid leakage plate 15, liquid leakage plate 15 is symmetrically distributed with several liquid leakage holes, regulating valve 11 is rotatably equipped on liquid leakage plate 15, regulating valve 11 is circular structure, several fan-shaped grooves are formed on it, a circle of anti-skid teeth is arranged at the edge of regulating valve 11, when fan-shaped groove corresponds with liquid leakage hole on liquid leakage plate 15 by rotating regulating valve 11, liquid in funnel-shaped container 8 can flow down through liquid leakage hole, when fan-shaped groove is staggered with liquid leakage hole on liquid leakage plate 15, liquid cannot flow down.

[0039] As shown in Figures 1-2As shown, the fixed support 1 is also fixedly provided with a connecting support 9, a plurality of first telescopic cylinders 17 are fixedly provided on the connecting support 9, a sealing cover plate 18 is fixedly provided on the output end of the plurality of first telescopic cylinders 17, a motor support 20 is fixedly provided on the sealing cover plate 18, a driving motor 19 is fixedly provided on the motor support 20, a circular turntable is fixedly connected to the output end of the driving motor 19, a rotating shaft 26 is fixedly connected to the circular turntable, the rotating shaft 26 and the circular turntable are coaxially rotatable, an annular sliding block 28 is slidably provided on the rotating shaft 26, a plurality of first stirring rods 29 are rotatably provided on the annular sliding block 28, a second stirring rod 30 is rotatably provided on each of the plurality of first stirring rods 29, a rectangular fixed plate 31 is also fixedly provided below the annular sliding block 28 on the rotating shaft 26, the plurality of second stirring rods 30 are rotatably connected with the rectangular fixed plate 31, a second telescopic cylinder 27 is also fixedly provided on the circular turntable, the output end of the second telescopic cylinder 27 is fixedly connected with the annular sliding block 28, the annular sliding block 28 is slidably driven on the rotating shaft 26 by the extension and retraction of the second telescopic cylinder 27, so as to change the angle between the first stirring rod 29 and the second stirring rod 30, increase the stirring intensity, a plurality of long push rods 32 are fixedly provided on the annular sliding block 28, the plurality of long push rods 32 are slidably connected with the rectangular fixed plate 31, the plurality of long push rods 32 pass through the rectangular fixed plate 31 and the bottom end of each long push rod 32 is fixedly provided with a piston.

[0040] As shown in the figure, Figures 5-7 the bottom end of the rotating shaft 26 is rotatably connected with a filter plate 37, a filter screen is installed on the filter plate 37, an I-shaped pipe 33 is fixedly provided on the rotating shaft 26, the I-shaped pipe 33 is hollow and communicates with each other, two hollow pipes 34 are symmetrically and fixedly provided above the I-shaped pipe 33, the hollow pipes 34 communicate with the inside of the I-shaped pipe 33, and the pistons on the long push rods 32 are slidably connected with the two hollow pipes 34 respectively, U-shaped long rods 35 are stacked and slidably provided in the bottom cavity of the I-shaped pipe 33, the pistons are provided at one end of the two U-shaped long rods 35, the pistons are slidably connected with the bottom cavity of the I-shaped pipe 33, the other end of the two U-shaped long rods 35 is fixedly connected with a push plate 36, a slot is formed in the push plate 36, the bottom of the I-shaped pipe 33 slides in the slot, and a dustproof block 38 is filled between the two push plates 36 on the filter plate 37 (as shown in the figure). Figure 1

[0041] When the long push rod 32 moves downward, the piston at the bottom end of the long push rod 32 moves in the hollow pipe 34, the hollow pipe 34 communicates with the inside of the I-shaped pipe 33, so the pressure in the hollow pipe 34 changes, thereby driving the pistons on the two U-shaped long rods 35 to slide outward along the bottom end of the I-shaped pipe 33, the U-shaped long rods 35 drive the push plates 36 to slide outward, and the rolling mill grinding mud that has been filtered on the filter plate 37 is pushed out, which is convenient for collecting the rolling mill grinding mud.

[0042] ​A kind of recovery method of roll grinding mud recovery device, comprising the following steps:

[0043] S1: using the roll grinding mud is added in water or other processing agent, is placed in funnel-shaped container 8, start heating component 24 to the mixed liquid in funnel-shaped container 8 is heated, for removing the excess oil dirt in roll grinding mud, then control first telescopic cylinder 17 is elongated, make sealing cover plate 18 with funnel-shaped container 8 card, avoid the gas generated when adding a large amount of overflow, sealing cover plate 18 is equipped with gas outlet, when heating, start drive motor 19 to drive rotating shaft 26 rotation, first stirring rod 29 and second stirring rod 30 on rotating shaft 26 are adjusted to suitable angle, for stirring, make liquid heated more evenly.

[0044] S2: filter plate 37 is located at the bottom end of funnel-shaped container 8, and is attached to the bottom end, rotate the adjusting valve 11 at the bottom end of funnel-shaped container 8, so that the liquid in funnel-shaped container 8 can be left through the liquid leakage hole, at this time, start the suction filtration mechanism 5 to filter the liquid in funnel-shaped container 8, and store the filtered liquid in the filtrate collection barrel 3. The first stirring rod 29 and the second stirring rod 30 on the rotating shaft 26 are always driven to rotate during the suction filtration process, and the push plate 36 is used to stir the bottom of the filter residue. The overall suction filtration time can be shortened, and the suction filtration efficiency can be improved.

[0045] S3: after the suction filtration is completed, the first telescopic cylinder 17 drives the sealing cover plate 18 to move upwards, the adjusting valve 11 seals the liquid leakage hole, the second telescopic cylinder 27 drives the long push rod 32 to move downwards, and the push plate 36 moves, and the filter residue accumulated on the filter plate 37 is pushed out.

[0046] S4: rotate the filtrate collection barrel 3, and the threaded column 21 on the filtrate collection barrel 3 moves downwards. After the filtrate collection barrel 3 is lowered by a certain height, the filtrate collection barrel 3 can be separated from the second liquid outlet 13, and the handle 7 is used to push the filtrate collection barrel 3 out.

[0047] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0048] The above shows and describes the basic principles, main features and advantages of the present application. Those skilled in the art should understand that the present application is not limited to the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A device for recovering roll grinding mud, characterized in that, Includes a fixed bracket (1), on which a funnel-shaped container (8) is installed, and a first leak port (12) is connected to the bottom of the funnel-shaped container (8). A regulating valve (11) is rotatably provided on the first leak port (12), and a second leak port (13) is fixedly provided on the regulating valve (11). A filtrate collection tank (3) is provided below the fixed bracket (1), and the filtrate collection tank (3) is connected to the suction filtration mechanism (5). A sealing cover plate (18) is slidably provided on the fixed bracket (1), a rotating shaft (26) is rotatably provided on the sealing cover plate (18), an annular slider (28) is slidably provided on the rotating shaft (26), a plurality of first stirring rods (29) are rotatably provided on the annular slider (28), a plurality of second stirring rods (30) are rotatably provided on each of the plurality of first stirring rods (29), a plurality of second stirring rods (30) are rotatably connected to the rotating shaft (26), a plurality of long push rods (32) are fixedly provided on the annular slider (28), a plurality of long push rods (32) are slidably connected to the rectangular fixed plate (31), and a piston is fixedly provided at the bottom end of the plurality of long push rods (32). A filter plate (37) is rotatably connected to the bottom end of the rotating shaft (26). An I-shaped tube (33) is fixedly installed on the rotating shaft (26). A hollow tube (34) is fixedly installed above the I-shaped tube (33). The hollow tube (34) is connected to the inside of the I-shaped tube (33). The hollow tube (34) is slidably connected to the piston on the long push rod (32). A U-shaped long rod (35) is slidably installed in the bottom cavity of the I-shaped tube (33). A piston is installed at one end of the U-shaped long rod (35) on both sides. The piston is slidably connected to the bottom cavity of the I-shaped tube (33). A push plate (36) is fixedly connected to the other end of the U-shaped long rod (35) on both sides. The fixed bracket (1) is also fixedly provided with a connecting bracket (9), and a plurality of first telescopic cylinders (17) are fixedly provided on the connecting bracket (9). A sealing cover plate (18) is fixedly provided at the output end of the plurality of first telescopic cylinders (17). A motor bracket (20) is fixedly provided on the sealing cover plate (18). A drive motor (19) is fixedly provided on the motor bracket (20). A circular turntable is fixedly connected to the output end of the drive motor (19). A rotating shaft (26) is fixedly connected to the circular turntable. The rotating shaft (26) and the circular turntable rotate coaxially. A rectangular fixing plate (31) is also fixedly provided on the rotating shaft (26) below the annular slider (28), and a number of second stirring rods (30) are rotatably connected to the rectangular fixing plate (31); A second telescopic cylinder (27) is also fixedly installed on the circular turntable, and the output end of the second telescopic cylinder (27) is fixedly connected to the annular slider (28).

2. A device for recovering roll grinding mud according to claim 1, characterized in that The lower part of the fixing support (1) is provided with a supporting base (2), the supporting base (2) is fixedly provided with a handle (7), the supporting base (2) is threadedly matched with a filtrate collecting barrel (3), the filtrate collecting barrel (3) is provided with a suction port (4), the supporting base (2) is further fixedly provided with a suction device (5), the suction device (5) is connected with a suction pipe (6), the suction pipe (6) is connected with a connecting port (25), the connecting port (25) is threadedly connected with the suction port (4), the filtrate collecting barrel (3) is fixedly provided with a threaded column (21) at the bottom end, the threaded column (21) is threadedly connected with the supporting base (2), the threaded column (21) is fixedly provided with an end plate (22) at the bottom end, and the supporting base (2) is installed with universal wheels (23) at the bottom end.

3. A device for recovering the slurry from the grinding of a roll according to claim 2, characterized in that The fixing support (1) is further fixedly provided with an annular support (10), the annular support (10) is fixedly provided with a funnel-shaped container (8), the funnel-shaped container (8) is provided with a drainage pipe (14), the annular support (10) is provided with a plurality of heating assemblies (24), the fixing support (1) is fixedly provided with a control assembly (16), and the second liquid leakage port (13) is threadedly matched with the filtrate collecting barrel (3).

4. A device for recovering the slurry from the grinding of a roll according to claim 3, characterized in that The first liquid leakage port (12) of the bottom end of the funnel-shaped container (8) is fixedly provided with a liquid leakage plate (15), a plurality of liquid leakage holes are symmetrically distributed on the liquid leakage plate (15), and the liquid leakage plate (15) is rotatably provided with an adjusting valve (11), the adjusting valve (11) is circular in structure, a plurality of fan-shaped grooves are formed in the adjusting valve (11), and a circle of anti-skid teeth is arranged at the edge of the adjusting valve (11).

5. A device for recovering the slurry from the grinding of a roll according to claim 4, characterized in that The filter plate (37) is further filled with a dustproof block (38) between the two push plates (36).

6. The reclaiming method of the reclaiming device for roll grinding mud according to claim 5, characterized in that, The method comprises the following steps: S1: the roller grinding mud is put into the funnel-shaped container (8) after being added into water or other treatment agent, the heating assembly (24) is started to heat the mixed liquid in the funnel-shaped container (8), the excess oil stains in the roller grinding mud are removed, then the first telescopic cylinder (17) is elongated, the sealing cover plate (18) is clamped with the funnel-shaped container (8), a large amount of gas generated during heating is prevented from overflowing, the sealing cover plate (18) is provided with a gas outlet, the driving motor (19) is started to drive the rotating shaft (26) to rotate when heating, the first stirring rod (29) and the second stirring rod (30) on the rotating shaft (26) are adjusted to a suitable angle, and the liquid is stirred to be heated more uniformly; S2: at this time, the filter plate (37) is located at the bottom end of the funnel-shaped container (8) and is attached to the bottom end, the adjusting valve (11) at the bottom end of the funnel-shaped container (8) is rotated, the liquid in the funnel-shaped container (8) can flow down through the liquid leakage holes, at this time, the suction device (5) is started to suction the liquid in the funnel-shaped container (8), the liquid after suction is stored in the filtrate collecting barrel (3), and the rotating shaft (26) always drives the first stirring rod (29) and the second stirring rod (30) to rotate during the suction process, the filter residue in the middle part is stirred, the push plate (36) stirs the filter residue at the bottom, and the overall suction time can be shortened and the suction efficiency can be improved. S3: After the end of the filtration, the first telescopic cylinder (17) drives the sealing cover plate (18) to move upward, the regulating valve (11) seals the liquid leakage hole, the second telescopic cylinder (27) drives the long push rod (32) to move downward, and the push plate (36) moves to push the filter cake accumulated on the filter plate (37) out; S4: Rotate the filtrate collection barrel (3), and at the same time, the threaded column (21) on the filtrate collection barrel (3) will move downward. After the filtrate collection barrel (3) is lowered by a certain height, the filtrate collection barrel (3) can be separated from the second liquid leakage hole (13), and the handle (7) is used to push out the filtrate collection barrel (3).

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