Glue residue multi-stage filtering device

Abstract

The utility model discloses a multi-stage glue residue filtering device, which relates to the technical field of printed circuit boards and comprises a frame. The first cylinder body is arranged on the rack; the second cylinder body is arranged on the rack, and the second cylinder body is provided with a liquid storage tank and a filter tank; the filtering device is arranged in the filtering tank and comprises a first filtering piece, a second filtering piece and a pump body, the filtering tank, the pump body and the liquid storage tank are sequentially communicated, the first filtering piece is communicated with the second filtering piece through the filtering tank, the first filtering piece is provided with a plurality of first filtering holes, and the second filtering piece is provided with a plurality of second filtering holes. The second filtering piece is provided with a plurality of second filtering holes, and the diameter of the first filtering holes is larger than that of the second filtering holes; the technical scheme provided by the utility model has the technical effects that the liquid medicine in the filter tank is secondarily filtered by the first filter piece and the second filter piece, so that the service life of the liquid medicine is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to printed circuit board technical field especially relates to a glue residue multistage filtering device. BACKGROUND

[0002] In the production process of circuit board, the surface of circuit board will remain a large amount of glue and residue, and then lead to the uneven plating or the thickness of the circuit board in the electroplating process does not meet the requirements, etc. The glue and residue on the circuit board need to be removed. The existing glue residue multistage filtering device has poor filtering effect on the medicine water, reduces the effect of medicine water on the surface of circuit board glue and residue removal, and further reduces the service life of medicine water. SUMMARY

[0003] The main purpose of the utility model is to provide a glue residue multistage filtering device, which aims to improve the service life of medicine water.

[0004] To achieve the above object, the glue residue multistage filtering device provided by the utility model comprises a rack, a first cylinder body arranged on the rack, a second cylinder body arranged on the rack, the second cylinder body having a liquid storage groove and a filtering groove, the liquid storage groove being communicated with the first cylinder body through a pipeline, so that the medicine water in the first cylinder body flows back to the liquid storage groove, a spraying assembly arranged on the first cylinder body, the spraying assembly being used for spraying the medicine water in the filtering groove into the first cylinder body, a filtering device arranged in the filtering groove, the filtering device comprising a first filter, a second filter and a pump body, the filtering groove, the pump body and the liquid storage groove being sequentially communicated, the first filter being communicated with the second filter through the filtering groove, the liquid outlet end of the filtering groove being communicated with the spraying assembly through a pipeline, the pump body being used for pumping the medicine water in the liquid storage groove to the filtering groove, the pump body also being used for pumping the medicine water in the filtering groove to the spraying assembly, the first filter having a plurality of first filter holes, and the second filter having a plurality of second filter holes, the diameters of the plurality of first filter holes being greater than the diameters of the plurality of second filter holes.

[0005] In an embodiment, the pump body comprises a first pump body for pumping the medicine water in the liquid storage groove into the filtering groove, the liquid storage groove, the first pump body and the first filter being sequentially communicated through a pipeline, and the first filter being communicated with the filtering groove; the pump body further comprises a second pump body for pumping the medicine water in the filtering groove to the spraying assembly, the filtering groove, the second pump body and the second filter being sequentially communicated, and the second pump body being communicated with the spraying assembly through a pipeline.

[0006] In an embodiment, the first filter is a filter core, the first filter hole has a diameter of not less than 30 microns and not more than 60 microns; and the second filter is a filter core, the second filter hole has a diameter of not less than 5 microns and not more than 15 microns.

[0007] In an embodiment, the filter tank is located at one side of the liquid storage tank, the filter tank has a first filter section and a second filter section which are in communication with each other, the first filter and the first pump body are arranged in the first filter section, the first filter section is used for primary filtering of the liquid in the liquid storage tank, the second filter and the second pump body are arranged in the second filter section, and the second filter section is used for secondary filtering of the liquid in the filter tank.

[0008] In an embodiment, the first filter and the first pump body are arranged in at least two, the at least two first filters and the at least two first pump bodies are arranged along the extension direction of the first filter section respectively, the second filter and the second pump body are arranged in at least two, and the at least two second filters and the at least two second pump bodies are arranged along the extension direction of the second filter section respectively.

[0009] In an embodiment, the multi-stage filter device for gelatin residue further comprises a regeneration device, the liquid storage tank comprises an electrolysis section and a liquid storage section which are in communication with each other, the regeneration device is arranged in the electrolysis section, the regeneration device is used for regeneration reaction of the liquid in the electrolysis section, the liquid storage section is connected to the filter tank through the first pump body, and the liquid storage section is connected to the first cylinder through a pipeline.

[0010] In an embodiment, the regeneration device comprises an electrolysis device and a circulating member, the electrolysis device is arranged in the electrolysis section, the circulating member is arranged on the second cylinder, the electrolysis section is connected to the liquid storage section through the circulating member, and the circulating member is used for extracting the liquid in the liquid storage section to the electrolysis section for regeneration reaction of the liquid by the electrolysis device.

[0011] In an embodiment, the multi-stage filter device for gelatin residue further comprises a first heating member and a second heating member, the first heating member and the second heating member are arranged in the liquid storage tank, the electrolysis device is located between the first heating member and the second heating member, and the first heating member and the second heating member are used for heating the liquid in the liquid storage tank.

[0012] In an embodiment, the first heating member is a coil pipe, the second heating member is a heating tube, the first heating member is located at a side of the electrolysis device away from the liquid storage section, the first heating member is used for heating the liquid in the electrolysis section, the second heating member is located at a side of the electrolysis device close to the liquid storage section, and the second heating member is used for heating the liquid in the liquid storage section.

[0013] In an embodiment, the spraying assembly comprises a plurality of spraying pipes, the plurality of spraying pipes are arranged on the first cylinder body, the plurality of spraying pipes are arranged at intervals along the extension direction of the first cylinder body, and the plurality of spraying pipes are communicated with the second pump body through pipelines.

[0014] The technical scheme of the utility model discloses adopts the filter device including first filter piece, second filter piece and pump body, first filter piece has a plurality of first filter holes, second filter piece has a plurality of second filter holes, the diameter of a plurality of first filter holes is greater than the diameter of a plurality of second filter holes, the medicine solution in the liquid storage groove is extracted to the filter groove by the pump body, the medicine solution in the filter groove is filtered by a plurality of first filter holes of first filter piece and a plurality of second filter holes of second filter piece, and then the glue slag and foreign matters in the medicine solution are blocked in the filter groove, and the cleanliness of the medicine solution is improved, so that the medicine solution can be recycled to carry out glue removing treatment to the circuit board, and the service life of the medicine solution is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained according to the structure shown in the drawings without creative labor for those skilled in the art.

[0016] Figure 1 The structure schematic view of one embodiment of the glue slag multistage filter device provided by the utility model is shown in the figure.

[0017] Figure 2 The structure schematic view of the second cylinder body in one embodiment of the glue slag multistage filter device provided by the utility model is shown in the figure.

[0018] Explanation of reference numerals:

[0019] 1, rack;2, first cylinder body;3, second cylinder body;31, liquid storage groove;311, electrolysis section;312, liquid storage section;32, filter groove;321, first filter section;322, second filter section;4, spraying assembly;41, spraying pipe;5, filter device;51, first filter piece;52, second filter piece;53, pump body;531, first pump body;532, second pump body;6, regeneration device;61, electrolysis device;62, circulating piece;7, first heating piece;71, second heating piece.

[0020] The realization, functional characteristics and advantages of the utility model will be further explained by combining with the embodiments and referring to the drawings. DETAILED DESCRIPTION

[0021] Clearly and completely describe the technical scheme in the embodiments of the utility model with reference to the drawings in the embodiments of the utility model, obviously, the described embodiments are only a part of the embodiments of the utility model, and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0022] It should be noted that if the embodiments of the utility model involve directional indications (such as up, down, left, right, front, back, etc.), the directional indications are only used to explain the relative position relationship, movement condition, etc. between the components in a certain posture, and if the certain posture changes, the directional indications also change accordingly.

[0023] In addition, if the embodiments of the utility model involve descriptions such as "first", "second", etc., the descriptions of "first", "second", etc. are only for description purposes and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In addition, "and / or" or "and / or" appearing throughout the text means that the three parallel schemes are included, for example, "A and / or B" includes A scheme, or B scheme, or A and B simultaneously satisfy the scheme. In addition, the technical schemes of each embodiment can be combined with each other, but it must be based on the realization of the ordinary skilled in the art, when the combination of technical schemes appears contradictory or unachievable, it should be considered that the combination of technical schemes does not exist, and is not within the protection scope required by the utility model.

[0024] The utility model provides a kind of glue residue multistage filter device.

[0025] Please refer to Figure 1 And Figure 2In an embodiment of the utility model, this glue slag multistage filter device includes frame 1, first cylinder 2, second cylinder 3, spray subassembly 4 and filter subassembly, first cylinder 2 is located on frame 1, second cylinder 3 is located on frame 1, second cylinder 3 has liquid storage groove 31 and filter groove 32, liquid storage groove 31 is communicated with first cylinder 2 by pipeline, to supply the medicine water in first cylinder 2 backflow to liquid storage groove 31, spray subassembly 4 is located on first cylinder 2, and spray subassembly 4 is used to spray the medicine water in filter groove 32 to first cylinder 2, filter device 5 is located in filter groove 32, filter device 5 includes first filter piece 51, second filter piece 52 and pump body 53, filter groove 32, pump body 53 and liquid storage groove 31 are sequentially communicated, first filter piece 51 is communicated with second filter piece 52 by filter groove 32, the liquid outlet end of filter groove 32 is communicated with spray subassembly 4 by pipeline, pump body 53 is used to extract the medicine water in liquid storage groove 31 to filter groove 32, pump body 53 is also used to extract the medicine water in filter groove 32 to spray subassembly 4, first filter piece 51 has multiple first filter holes, second filter piece 52 has multiple second filter holes, and the diameter of multiple first filter holes is greater than the diameter of multiple second filter holes.

[0026] The technical scheme of the utility model discloses filter device 5 includes first filter piece 51, second filter piece 52 and pump body 53, first filter piece 51 has multiple first filter holes, second filter piece 52 has multiple second filter holes, and the diameter of multiple first filter holes is greater than the diameter of multiple second filter holes, the medicine water in liquid storage groove 31 is extracted to filter groove 32 by pump body 53, the medicine water in filter groove 32 is filtered by multiple first filter holes of first filter piece 51 and multiple second filter holes of second filter piece 52, and then the glue slag and foreign matter in the medicine water are blocked in filter groove 32, and then the cleanliness of the medicine water is improved, so that the medicine water can be recycled to remove glue from circuit board, and then the service life of the medicine water is improved.

[0027] In this embodiment, the first cylinder 2 can be used to remove adhesive residue from the surface of the circuit board using a descaling solution. The second cylinder 3 can be used to regenerate and filter the solution containing adhesive residue and other contaminants in the first cylinder 2, allowing the solution to be recycled multiple times, increasing its lifespan, and thus reducing production costs. The second cylinder 3 may have a storage tank 31 and a filter tank 32. The storage tank 31 can be connected to the first cylinder 2 via a pipe, allowing the solution in the first cylinder 2 to flow back into the storage tank 31. This facilitates the collection of the solution from the first cylinder 2 by the second cylinder 3, and further facilitates subsequent regeneration and filtration of the solution by the second cylinder 3. The storage tank 31, pump 53, filter tank 32, and first filter element 51 can be connected sequentially via pipes. Under the operation of the pump 53, the solution in the storage tank 31 can be drawn into the filter tank 32 through the pipes and flows along the extension direction of the filter tank 32. After passing through a multi-stage filtration process involving a first filter element 51 and a second filter element 52, the solution effectively blocks colloid residues and foreign matter, thereby improving its cleanliness and preventing uneven plating or inconsistent thickness caused by excessive foreign matter in the solution during subsequent circuit board production. The first filter element 51 may have multiple first filter holes, and the second filter element 52 may have multiple second filter holes. The diameter of the multiple first filter holes may be larger than the diameter of the multiple second filter holes, allowing the first filter element 51 to perform preliminary filtration and the second filter element 52 to perform deep filtration. This application, by employing a multi-stage filtration system with the first filter element 51 and the second filter element 52, effectively blocks colloids or residues in the solution, enabling the solution to be recycled, thus extending its lifespan and improving its effectiveness in removing colloids and residues from the circuit board surface.

[0028] like Figure 1 As shown, in one embodiment, the pump body 53 includes a first pump body 531 for drawing the medicine in the storage tank 31 into the filter tank 32. The storage tank 31, the first pump body 531, and the first filter element 51 are connected in sequence through a pipe, and the first filter element 51 is connected to the filter tank 32. The pump body 53 also includes a second pump body 532 for drawing the medicine in the filter tank 32 into the spray assembly 4. The filter tank 32, the second pump body 532, and the second filter element 52 are connected in sequence, and the second pump body 532 is connected to the spray assembly 4 through a pipe.

[0029] In the embodiment, the pump body 53 can include a first pump body 531 and a second pump body 532, thereby facilitating the delivery of the liquid medicine from the liquid tank 31 to the first cylinder body 2 through the filter tank 32. The liquid tank 31, the first pump body 531 and the first filter 51 can be sequentially communicated through a pipeline. Under the operation of the first pump body 531, the liquid medicine in the liquid tank 31 can be extracted into the filter tank 32 through the pipeline and the first filter 51, so that the liquid medicine in the liquid tank 31 is subjected to preliminary coarse filtration, thereby blocking large foreign matters in the liquid medicine away from the second pump body 532 at one end of the filter tank 32. The second pump body 532 can be arranged at the side of the filter tank 32 away from the first pump body 531. Under the operation of the second pump body 532, the liquid medicine preliminarily filtered by the first filter 51 flows to the second filter 52, so that the liquid medicine is subjected to fine filtration by the second filter 52, thereby blocking finer foreign matters in the liquid medicine in the filter tank 32. The liquid medicine filtered by the first filter 51 and the second filter 52 is extracted into the spraying assembly 4 by the second pump body 532, so that the liquid medicine can be recycled after filtration, thereby improving the service life of the liquid medicine and reducing the production cost of the circuit board.

[0030] In an embodiment, the first filter 51 is a filter core, the diameter of the first filter hole is not less than 30 microns and not more than 60 microns; and the second filter 52 is a filter core, the diameter of the second filter hole is not less than 5 microns and not more than 15 microns.

[0031] In the embodiment, the diameter of the first filter hole can be 30 microns, 35 microns, 40 microns, 45 microns, 50 microns, 55 microns or 60 microns. Within this range, the filtering effect of the first filter 51 on the liquid medicine can be better adjusted by adjusting the diameter of the first filter hole, while the delivery speed of the liquid medicine in the filter tank 32 can be prevented from being excessively increased or attenuated, thereby affecting the delivery speed of the liquid medicine to the first cylinder body 2. The diameter of the second filter hole can be 5 microns, 6 microns, 7 microns, 8 microns, 9 microns, 10 microns, 11 microns, 12 microns, 13 microns, 14 microns or 15 microns. Within this range, the filtering effect of the second filter 52 on the liquid medicine can be better adjusted by adjusting the diameter of the second filter hole, while the delivery speed of the liquid medicine in the filter tank 32 can be prevented from being excessively increased or attenuated, thereby affecting the delivery speed of the liquid medicine to the first cylinder body 2.

[0032] As Figure 2As shown, in one embodiment, the filter tank 32 is located on one side of the liquid storage tank 31. The filter tank 32 has a first filter section 321 and a second filter section 322 that are interconnected. The first filter element 51 and the first pump body 531 are disposed in the first filter section 321. The first filter section 321 is used to perform preliminary filtration of the medicine in the liquid storage tank 31. The second filter element 52 and the second pump body 532 are disposed in the second filter section 322. The second filter section 322 is used to perform secondary filtration of the medicine in the filter tank 32.

[0033] In this embodiment, the present application employs a filter tank 32 having a first filter section 321 and a second filter section 322 that are interconnected. A first pump body 531 and a first filter element 51 are disposed in the first filter section 321. Under the operation of the first pump body 531, the medicine in the storage tank 31 can be drawn into the filter tank 32 through the pipe and the first filter element 51, so that the medicine in the storage tank 31 undergoes preliminary coarse filtration, thereby blocking large foreign objects in the medicine in the first filter section 321. The second pump body 532 and the second filter element 52 are disposed in the second filter section 322. Under the operation of the second pump body 532, the medicine that has been preliminarily filtered by the first filter element 51 flows to the second filter section 322, thereby allowing the medicine to undergo secondary fine filtration by the second filter element 52, thereby blocking even smaller particles and other foreign objects in the medicine in the second filter section 322. This application improves the cleanliness of the medicine by using a two-stage filtration process in the storage tank 31 to block foreign matter such as glue residue and dregs in the medicine. The medicine can be circulated into the first tank 2 after the two-stage filtration, thereby increasing the service life of the medicine.

[0034] like Figure 2 As shown, in one embodiment, at least two first filter elements 51 and at least two first pump bodies 531 are provided, and at least two first filter elements 51 and at least two first pump bodies 531 are respectively arranged along the extension direction of the first filter section 321. At least two second filter elements 52 and at least two second pump bodies 532 are provided, and at least two second filter elements 52 and at least two second pump bodies 532 are respectively arranged along the extension direction of the second filter section 322.

[0035] In the embodiment, the application increases the filtering area of the first filter 51 and the second filter 52 by increasing the number of the first filter 51 and the second filter 52 according to the use amount of the medicine solution, and improves the filtering effect of the first filter 51 and the second filter 52 on the medicine solution. In order to improve the conveying efficiency of the medicine solution in the filtering tank 32, the application increases the number of the first pump body 531, and one first pump body 531 is connected with one first filter 51 to form a first filter assembly, and at least two first filter assemblies are arranged along the extension direction of the first filtering section 321, thereby improving the conveying efficiency of the medicine solution in the first filtering section 321. The application increases the number of the second pump body 532, and one second pump body 532 is connected with one second filter 52 to form a second filter assembly, and at least two second filter assemblies are arranged along the extension direction of the second filtering section 322, thereby improving the conveying efficiency of the medicine solution in the second filtering section 322.

[0036] As shown in Figure 2 In an embodiment, the glue residue multi-stage filtering device further comprises a regeneration device 6, the liquid storage tank 31 comprises an electrolysis section 311 and a liquid storage section 312 which are connected with each other, the regeneration device 6 is arranged in the electrolysis section 311, the regeneration device 6 is used for performing a regeneration reaction on the medicine solution in the electrolysis section 311, the liquid storage section 312 is connected with the filtering tank 32 through the first pump body 531, and the liquid storage section 312 is connected with the first cylinder body 2 through a pipeline.

[0037] In the embodiment, the liquid storage tank 31 comprises the electrolysis section 311 and the liquid storage section 312 which are connected with each other, the electrolysis section 311 is used for supplying the medicine solution to be regenerated by the regeneration device 6, so as to improve the activity of the medicine solution, and the liquid storage section 312 is used for storing the medicine solution returned by the first cylinder body 2 or the medicine solution after the regeneration reaction. The regeneration device 6 is arranged in the electrolysis section 311, so that the medicine solution flowing through the electrolysis section 311 is electrolyzed, the permanganate with a valence of +6 in the medicine solution is re-oxidized into useful permanganate with a valence of +7, and then the activity of the medicine solution for removing the glue residue is ensured. After the regeneration reaction, the medicine solution flows back to the liquid storage section 312, and then the medicine solution is extracted to the filtering tank 32 under the operation of the first pump body 531, thereby facilitating the filtering treatment of the medicine solution.

[0038] As shown in Figure 1 and Figure 2 In an embodiment, the regeneration device 6 comprises an electrolysis device 61 and a circulating member 62, the electrolysis device 61 is arranged in the electrolysis section 311, the circulating member 62 is arranged on the second cylinder body 3, the electrolysis section 311 is connected with the liquid storage section 312 through the circulating member 62, and the circulating member 62 is used for extracting the medicine solution in the liquid storage section 312 to the electrolysis section 311, so that the electrolysis device 61 performs a regeneration reaction on the medicine solution.

[0039] In the embodiment, the liquid storage section 312 is connected to the electrolysis section 311 through the circulation member 62, and the electrolysis device 61 is arranged between the first heating member 7 and the second heating member 71. The electrolysis device 61 is used to electrolyze the liquid in the electrolysis section 311, so that the liquid is regenerated by electrolysis to re-oxidize the manganese ions, thereby improving the activity of the liquid for treating the residue. The regenerated liquid is transported to the filter tank 32 under the action of the first pump 531, and then the liquid is filtered again to further improve the cleanliness of the liquid.

[0040] As shown in Figure 1 and Figure 2 , in an embodiment, the residue multi-stage filtering device further comprises a first heating member 7 and a second heating member 71, both of which are arranged in the liquid storage tank 31, and the electrolysis device 61 is arranged between the first heating member 7 and the second heating member 71. The first heating member 7 and the second heating member 71 are used to heat the liquid in the liquid storage tank 31.

[0041] In the embodiment, the first heating member 7 and the second heating member 71 are used to heat the liquid in the liquid storage tank 31, so that the temperature of the liquid is heated to 65-90℃. The heated liquid is transported to the first cylinder 2 after being filtered by the first filter member 51 and the second filter member 52 under the action of the first pump 531 and the second pump 532, so that the liquid can be used to remove the residue from the circuit board at a suitable temperature, thereby improving the effect of removing the residue from the circuit board. The electrolysis device 61 is arranged between the first heating member 7 and the second heating member 71. Before the liquid is regenerated, the first heating member 7 is used to heat the liquid to a suitable temperature for regeneration, thereby improving the electrolysis effect of the electrolysis device 61 on the liquid.

[0042] As shown in Figure 1 and Figure 2 , in an embodiment, the first heating member 7 is a coil pipe, and the second heating member 71 is a heating tube. The first heating member 7 is arranged on the side of the electrolysis device 61 away from the liquid storage section 312, and is used to heat the liquid in the electrolysis section 311. The second heating member 71 is arranged on the side of the electrolysis device 61 close to the liquid storage section 312, and is used to heat the liquid in the liquid storage section 312.

[0043] In the embodiment, the first heating member 7 is a hot water coil, which can heat the liquid medicine to a suitable temperature for the regeneration reaction under the condition that the heat transfer medium is hot water, thereby reducing the use cost of the first heating member 7. The second heating member 71 is an electric heating tube, which can improve the heating efficiency of the second heating member 71 on the liquid medicine in the liquid storage section 312. The second heating member 71 can be located on the side of the electrolytic device 61 close to the liquid storage section 312, which is more convenient for the second heating member 71 to heat the liquid medicine in the liquid storage section 312.

[0044] As shown in Figure 1 In an embodiment, the spraying assembly 4 includes a plurality of spraying pipes 41, which are arranged on the first cylinder body 2, are arranged at intervals along the extension direction of the first cylinder body 2, and are connected to the second pump body 532 through pipelines.

[0045] In the embodiment, the spraying assembly 4 can include a plurality of spraying pipes 41, which are arranged on the first cylinder body 2, are arranged at intervals along the length extension direction of the first cylinder body 2, can be arranged at intervals along the height direction of the first cylinder body 2, and are connected to the second pump body 532 through pipelines. The plurality of spraying pipes 41 can more efficiently and uniformly spray the liquid medicine onto the circuit board of the first cylinder body 2, so that the liquid medicine repeatedly flows in the first cylinder body 2, thereby improving the removal efficiency of the liquid medicine on the circuit board.

[0046] The above description is only an exemplary embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structural transformation, direct / indirect application in other related technical fields under the technical concept of the utility model, and the contents of the utility model specification and drawings are included in the patent protection range of the utility model.

Claims

1. A multi-stage filter device for colloid and sludge, characterized by, The application relates to a medicine filter device, which comprises a rack, a first cylinder arranged on the rack, a second cylinder arranged on the rack, a spraying assembly arranged on the first cylinder, a filter device arranged in the second cylinder, and a pump body. The pump body comprises a first pump body for pumping medicine in the storage tank into the filter tank, the storage tank, the first pump body and the first filter element are sequentially communicated through pipelines, and the first filter element communicates with the filter tank; the pump body further comprises a second pump body for pumping medicine in the filter tank into the spraying assembly, the filter tank, the second pump body and the second filter element are sequentially communicated, and the second pump body communicates with the spraying assembly through a pipeline. The first filter element is a filter core, the diameter of the first filter hole is not less than 30 microns and not more than 60 microns, the second filter element is a filter core, and the diameter of the second filter hole is not less than 5 microns and not more than 15 microns. The filter tank is located on one side of the storage tank, the filter tank has a first filter section and a second filter section which are communicated with each other, the first filter element and the first pump body are arranged in the first filter section, the first filter section is used for preliminarily filtering medicine in the storage tank, the second filter element and the second pump body are arranged in the second filter section, and the second filter section is used for secondarily filtering medicine in the filter tank. The first filter element and the first pump body are arranged as at least two, at least two first filter elements and at least two first pump bodies are arranged along the extension direction of the first filter section respectively, the second filter element and the second pump body are arranged as at least two, at least two second filter elements and at least two second pump bodies are arranged along the extension direction of the second filter section respectively. The filter device further comprises a regeneration device, the storage tank comprises an electrolysis section and a storage section which are communicated with each other, the regeneration device is arranged in the electrolysis section, the regeneration device is used for performing a regeneration reaction on medicine in the electrolysis section, the storage section communicates with the filter tank through the first pump body, and the storage section communicates with the first cylinder through a pipeline.

2. The multi-stage filter apparatus for slimes according to claim 1, wherein ​ 3. The multi-stage filter apparatus for slimes according to claim 2, wherein ​ 4. The multi-stage filter apparatus for slimes according to claim 2, wherein ​ 5. The multi-stage filter apparatus for slimes according to claim 4, wherein ​ 6. The multi-stage filter apparatus for slimes according to claim 2, wherein ​ 7. The multi-stage filter apparatus for slimes according to claim 6, wherein The regeneration device comprises an electrolysis device and a circulating member, the electrolysis device is arranged in the electrolysis section, the circulating member is arranged on the second cylinder body, the electrolysis section is communicated with the liquid storage section through the circulating member, and the circulating member is used to draw the liquid medicine in the liquid storage section to the electrolysis section, so that the electrolysis device performs a regeneration reaction on the liquid medicine.

8. The multi-stage filter apparatus for slimes according to claim 7, wherein The glue residue multi-stage filtering device further comprises a first heating member and a second heating member, the first heating member and the second heating member are arranged in the liquid storage tank, the electrolysis device is located between the first heating member and the second heating member, and the first heating member and the second heating member are used to heat the liquid medicine in the liquid storage tank.

9. The multi-stage filter apparatus for slimes according to claim 8, wherein The first heating member is a coil pipe, the second heating member is a heating pipe, the first heating member is located on the side of the electrolysis device away from the liquid storage section, the first heating member is used to heat the liquid medicine in the electrolysis section, the second heating member is located on the side of the electrolysis device close to the liquid storage section, and the second heating member is used to heat the liquid medicine in the liquid storage section.

10. The multi-stage filter apparatus for slimes as claimed in claim 2, wherein, The spraying assembly comprises a plurality of spraying pipes, the plurality of spraying pipes are arranged in the first cylinder body, the plurality of spraying pipes are arranged at intervals along the extension direction of the first cylinder body, and the plurality of spraying pipes are communicated with the second pump body through pipelines.

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