CN110587855B - Process for recycling rubber particles by using rubber particle recycling device - Google Patents

Abstract

The invention discloses a process for recovering rubber particles by adopting a rubber particle recovery device, which comprises a collecting tank, a collecting and conveying mechanism, a recovering and cleaning mechanism, a recovering and drying mechanism, a material cleaning mechanism, a water guide tank and a water collecting tank, wherein the collecting and conveying mechanism is fixedly arranged in the collecting tank, the recovering and cleaning mechanism is fixedly arranged on one side of the collecting tank, the recovering and cleaning mechanism is arranged at the lower end of the recovering and cleaning mechanism, which is far away from the collecting and conveying mechanism, one end of the collecting and conveying mechanism penetrates through the collecting tank and extends to the interior of the recovering and cleaning mechanism, and the material cleaning mechanism is fixedly arranged in the recovering and cleaning mechanism above one side of the collecting and conveying mechanism. The material cleaning mechanism ensures the smoothness of the filter screen holes on the conveyor belt, and avoids a large amount of condensed water accumulated on the conveyor belt after the filter screen holes are blocked.

Description

Process for recycling rubber particles by using rubber particle recycling device

The technical field is as follows:

the invention belongs to the technical field of rubber particle recovery, and particularly relates to a process for recovering rubber particles by using a rubber particle recovery device.

Background art:

synthetic rubber is also called synthetic elastomer, is a high-elasticity polymer synthesized by people, is one of three synthetic materials, has the yield only lower than that of synthetic resin (or plastic) and synthetic fiber, has various classification methods, has long development history and has wide research prospects, in the production process of general synthetic rubber, fine rubber particles lost along with discharged condensed water account for about 1 percent of specific production, a set of 1 ten thousand ton/year production device is taken as an example, about 100 tons of rubber particles are discharged into a waste water system every year, and as the rubber particles are organic matters difficult to be biochemically generated, the condensed water containing the rubber particles is directly discharged, so that not only is the waste of rubber resources caused, but also the problem of more serious environmental pollution exists.

The invention content is as follows:

the present invention has been made to solve the above problems, and an object of the present invention is to provide a process for recovering rubber crumb using a device for recovering rubber crumb.

In order to solve the above problems, the present invention provides a technical solution:

the utility model provides an adopt recovery unit of rubber micelle to retrieve technology of rubber micelle which characterized in that: the method comprises the following steps: the first step is as follows: conveying condensed water generated in the rubber production and processing process to the input end of a collecting and conveying mechanism in a collecting tank from a liquid inlet through an external discharge pipeline, collecting the condensed water carrying rubber particles in the water collecting tank from a water guide groove through filter holes, and collecting the rubber particles in the condensed water on a conveyor belt in a retention manner to realize the separation, recovery and collection of the rubber particles in the condensed water;

the second step is that: under the conveying of the conveying belt, the collected rubber particles are collected in a cleaning box of the recovery cleaning mechanism through the output end of the conveying belt, and a cleaning brush on the cleaning mechanism cleans the conveying belt in the recovery conveying process;

the third step: after the water recovered in the water collecting tank is filtered by a filter, the water is sprayed into the cleaning tank by a spray head on a spray pipe under the action of a water pump, and the rubber particles collected in the cleaning tank are recovered and cleaned;

the fourth step: conveying the cleaned rubber particles to a drying box through a feed hopper, and spraying air heated by an electric heating wire in a heater into the drying box through an air nozzle by an air blower through an air guide pipe to achieve the purpose of heating and drying the rubber particles;

the fifth step: storing and storing the dried rubber particles;

the recovery unit of rubber micelle: including the collecting vat, collect conveying mechanism, retrieve wiper mechanism, retrieve dry mechanism, clear material mechanism, guiding gutter and water collection tank, its characterized in that: the collecting and conveying mechanism is fixedly arranged in the collecting tank, a recovering and cleaning mechanism is fixedly arranged on one side of the collecting tank, a recovering and drying mechanism is arranged at the lower end of the recovering and cleaning mechanism, which is far away from one side of the collecting and conveying mechanism, one end of the collecting and conveying mechanism penetrates through the collecting tank and extends into the recovering and cleaning mechanism, a material cleaning mechanism is fixedly arranged in the recovering and cleaning mechanism above one side of the collecting and conveying mechanism, a water guide groove is fixedly arranged at the bottom of the collecting tank, a water collecting tank is communicated and arranged at the bottom of the water guide groove, a filter is arranged on one side of the water collecting tank, a liquid inlet is arranged at one side of the top of the collecting tank, which is far away from the recovering and cleaning mechanism, the collecting and conveying mechanism comprises a driving roller, a driven roller, a primary motor, a conveying belt and filter holes, two ends of the driving roller are rotatably arranged in the recovering and cleaning mechanism, and two ends of the driven roller are rotatably arranged in the collecting tank far away from one side of the recovering and cleaning mechanism, one end of the driving roller is fixedly installed with the output end of a first-level motor on one side of the recovery cleaning mechanism through a coupler, a conveying belt is wrapped between the driving roller and the driven roller, a plurality of filter mesh holes are uniformly formed in the conveying belt, the recovery cleaning mechanism comprises a cleaning box, a hanging bracket, a spraying pipe, a spray head, a rotating rod, a cleaning brush, a second-level motor, a filter screen plate, a water conveying pipe, a water pump, a drain outlet and a discharge outlet, the cleaning box is communicated with one end of the collecting tank far away from the liquid inlet, a cleaning mechanism is fixedly installed in the cleaning box above the conveying belt, the hanging bracket is fixedly installed in the cleaning box below the conveying belt, the spraying pipe is fixedly installed at the bottom of the hanging bracket, the plurality of spray heads are communicated and fixedly installed at the bottom of the spraying pipe, the rotating rod is installed in the cleaning box below the spray heads, and the cleaning brush is fixedly installed on the rotating rod, one end of the rotating rod penetrates through the cleaning box in a sealing manner and is fixedly installed with the output end of a secondary motor on the outer wall of the cleaning box through a coupler, a filter screen plate is fixedly installed inside the cleaning box below the cleaning brush, a discharge hole is formed in one side of the cleaning box between the filter screen plate and the cleaning brush, the spray pipe is connected with the output end of the water pump through a water pipe, the input end of the water pump is connected with the output end of the filter through a water pipe, the input end of the filter is connected with the bottom of one side of the water collecting box through a water pipe, a discharge hole is formed in the bottom of the cleaning box, the recycling and drying mechanism comprises a drying box, a feeding hopper, an air blower, an air guide pipe, an air nozzle, a heater and an electric heating wire, the top of the drying box is communicated and provided with the feeding hopper, the feeding hopper corresponds to the discharge hole on the cleaning box, and air blowers are fixedly installed on two opposite sides of the drying box, the output end of the blower is connected with a tuyere inside the drying box through an air guide pipe, a heater is arranged on the air guide pipe, a plurality of electric heating wires are fixedly arranged inside the heater, the material cleaning mechanism comprises a material cleaning rod, a material cleaning brush and a three-level motor, a cleaning rod is rotatably arranged in the cleaning box above one side of the output end of the conveyor belt, a cleaning brush is fixedly arranged on the cleaning rod, one side of the cleaning brush, which is far away from the cleaning rod, is contacted with the conveyor belt, one end of the cleaning rod passes through the cleaning box and is fixedly installed with the output end of the three-stage motor, the three-stage motor is fixedly arranged on the outer wall of one side of the cleaning tank, the filter plate is fixedly arranged in the water collecting tank, the filter all adopts the slope installation with filtering the otter board, the inside fixed mounting of filter has a plurality of filter screens, and the filter screen is T type structure setting, and the filter screen inserts inside the filter.

The invention has the beneficial effects that:

(1) according to the recovery process of the rubber particles, the collection conveying mechanism arranged in the collection tank is adopted, the water collection tank is fixedly arranged at the bottom of the collection tank through the water guide groove, the conveyor belt is provided with the plurality of filter holes, the condensed water generated in the rubber production and processing process enters the collection tank to be contacted with the conveyor belt, the condensed water carrying the rubber particles is collected in the water collection tank through the water guide groove through the filter holes, the rubber particles in the condensed water are retained and collected on the conveyor belt, the separation, recovery and collection of the rubber particles in the condensed water are realized, the direct discharge of the condensed water in the rubber processing process is avoided, the pollution of the rubber particles in the condensed water to the environment is avoided, and the rubber resources are recycled through the recovery of the rubber particles, so that the recovery process is energy-saving and environment-friendly.

(2) According to the recovery process of the rubber particles, the recovery cleaning mechanism and the recovery drying mechanism are arranged, rubber processing coagulation water is collected and filtered and then is used for recovering, cleaning and using the rubber particles, the product quality of rubber particle recovery is improved through cleaning, the energy consumption and cost of rubber particle recovery are reduced, the rubber particles can be conveniently recovered and stored through drying, the heating and drying speed is high, and the recovery efficiency is ensured.

(3) According to the recovery process of the rubber particles, the material cleaning brush on the material cleaning rod is in contact with the conveyor belt through the material cleaning mechanism arranged above one side of the output end of the conveyor belt, the material cleaning brush cleans materials on the conveyor belt under the rotation of the material cleaning rod, the smoothness of filter screen holes on the conveyor belt is guaranteed, a large amount of condensed water accumulated on the conveyor belt after the filter screen holes are blocked is avoided to prevent the conveyor belt from being blocked for recycling, the cleaning is convenient, and the practicability is higher.

Description of the drawings:

for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the collecting and conveying mechanism of the present invention;

FIG. 3 is a schematic structural view of the recovery cleaning mechanism of the present invention;

FIG. 4 is a schematic structural view of a recovery drying mechanism of the present invention;

FIG. 5 is a schematic structural view of the material cleaning mechanism of the present invention;

FIG. 6 is a process flow diagram of the present invention.

In the figure: 1. collecting tank; 2. a collecting and conveying mechanism; 21. a drive roll; 22. a driven roller; 23. a first-stage motor; 24. a conveyor belt; 25. a filter mesh hole; 3. a recovery cleaning mechanism; 31. a cleaning tank; 32. a hanger; 33. a shower pipe; 34. a spray head; 35. rotating the rod; 36. cleaning the brush; 37. a secondary motor; 38. a filter screen plate; 39. a water delivery pipe; 310. a water pump; 311. a sewage draining outlet; 312. a discharge outlet; 4. a recovery drying mechanism; 41. a drying oven; 42. a feed hopper; 43. a blower; 44. an air guide pipe; 45. a tuyere; 46. a heater; 47. an electric heating wire; 5. a material clearing mechanism; 51. clearing the material rod; 52. a material cleaning brush; 53. a three-stage motor; 6. a water chute; 7. a water collection tank; 71. a filter plate; 8. a liquid inlet; 9. and (3) a filter.

The specific implementation mode is as follows:

as shown in fig. 1 to 6, the following technical solutions are adopted in the present embodiment: the utility model provides an adopt recovery unit of rubber micelle to retrieve technology of rubber micelle which characterized in that: the method comprises the following steps: the first step is as follows: conveying the condensed water generated in the rubber production and processing process to the input end of a collecting and conveying mechanism 2 in a collecting tank 1 from a liquid inlet 8 through an external discharge pipeline, collecting the condensed water carrying rubber particles in a water collecting tank 7 from a water guide groove 6 through filter meshes 25, and collecting the rubber particles in the condensed water on a conveyor belt 24 in a retention manner to realize the separation, recovery and collection of the rubber particles in the condensed water;

the second step is that: under the conveying of the conveyor belt 24, the collected rubber particles are collected in the cleaning box 31 of the recovery cleaning mechanism 3 through the output end of the conveyor belt 24, and in the process of recovery conveying, the cleaning brush 52 on the cleaning mechanism 5 cleans the conveyor belt 24;

the third step: after the water recovered in the water collecting tank 7 is filtered by the filter 9, the water is sprayed into the cleaning tank 31 by the spray head 34 on the spray pipe 33 under the action of the water pump 310, and the rubber particles collected in the cleaning tank 31 are recovered and cleaned;

the fourth step: conveying the cleaned rubber particles to a drying box 41 through a feed hopper 42, and spraying air heated by an electric heating wire 47 in a heater 46 into the drying box 41 through a blast nozzle 45 by an air guide pipe 44 through an air blower 43 so as to achieve the purpose of heating and drying the rubber particles;

the fifth step: storing and storing the dried rubber particles;

recovery unit of rubber micelle: including collecting vat 1, collect conveying mechanism 2, retrieve wiper mechanism 3, retrieve drying mechanism 4, clear material mechanism 5, guiding gutter 6 and header tank 7, its characterized in that: a collecting and conveying mechanism 2 is fixedly arranged in the collecting groove 1, a recovering and cleaning mechanism 3 is fixedly arranged on one side of the collecting groove 1, a recovering and drying mechanism 4 is arranged at the lower end of one side, far away from the collecting and conveying mechanism 2, of the recovering and cleaning mechanism 3, one end of the collecting and conveying mechanism 2 penetrates through the collecting groove 1 and extends into the recovering and cleaning mechanism 3, a material cleaning mechanism 5 is fixedly arranged in the recovering and cleaning mechanism 3 above one side of the collecting and conveying mechanism 2, a water guide groove 6 is fixedly arranged at the bottom of the collecting groove 1, a water collecting tank 7 is communicated and arranged at the bottom of the water guide groove 6, a filter 9 is arranged on one side of the water collecting tank 7, a liquid inlet 8 is arranged on one side, far away from the recovering and cleaning mechanism 3, of the top of the collecting and conveying mechanism 1, the collecting and conveying mechanism 2 comprises a driving roller 21, a driven roller 22, a primary motor 23, a conveying belt 24 and a filter mesh hole 25, two ends of the driving roller 21 are rotatably arranged in the recovering and cleaning mechanism 3, the two ends of the driven roller 22 are rotatably installed in the collecting tank 1 far away from one side of the recovery cleaning mechanism 3, one end of the driving roller 21 is fixedly installed with the output end of the first-level motor 23 on one side of the recovery cleaning mechanism 3 through a coupler, the conveying belt 24 is wrapped between the driving roller 21 and the driven roller 22, a plurality of filter screen holes 25 are uniformly formed in the conveying belt 24, the recovery cleaning mechanism 3 comprises a cleaning tank 31, a hanger 32, a spraying pipe 33, a spray head 34, a rotating rod 35, a cleaning brush 36, a second-level motor 37, a filter screen plate 38, a water conveying pipe 39, a water pump 310, a drain outlet 311 and a drain outlet 312, the cleaning tank 31 is communicated with one end of the collecting tank 1 far away from the liquid inlet 8, the cleaning mechanism 5 is fixedly installed inside the cleaning tank 31 above the conveying belt 24, the hanger 32 is fixedly installed inside the cleaning tank 31 below the conveying belt 24, and the spraying pipe 33 is fixedly installed at the bottom of the hanger 32, the bottom of shower 33 communicates fixed mounting with a plurality of shower nozzles 34, the dwang 35 is installed to the washing case 31 internal rotation of shower nozzle 34 below, fixed mounting has washing brush 36 on the dwang 35, the one end of dwang 35 is sealed to pass and washs case 31, and through the shaft coupling with wash the output fixed mounting of second grade motor 37 on the case 31 outer wall, wash the inside fixed mounting of washing case 31 below brush 36 has filter plate 38, wash case 31 one side between filter plate 38 and the washing brush 36 and seted up bin outlet 312, shower 33 is connected with the output of water pump 310 through raceway 39, the input of water pump 310 is connected with the output of filter 9 through raceway 39, the input of filter 9 is connected with the bottom of header tank 7 one side through raceway 39, wash the case 31 bottom and seted up drain 311, retrieve drying mechanism 4 and include drying cabinet 41, 41, The cleaning device comprises a feed hopper 42, an air blower 43, an air guide pipe 44, an air nozzle 45, a heater 46 and electric heating wires 47, wherein the top of a drying box 41 is communicated and provided with the feed hopper 42, the feed hopper 42 corresponds to a discharge opening 312 on a cleaning box 31, the two opposite sides of the drying box 41 are fixedly provided with the air blower 43, the output end of the air blower 43 is connected with the air nozzle 45 inside the drying box 41 through the air guide pipe 44, the air guide pipe 44 is provided with the heater 46, the inside of the heater 46 is fixedly provided with a plurality of electric heating wires 47, a cleaning mechanism 5 comprises a cleaning rod 51, a cleaning brush 52 and a three-stage motor 53, the cleaning rod 51 is rotatably arranged in the cleaning box 31 above one side of the output end of a conveyor belt 24, the cleaning brush 52 is fixedly arranged on the cleaning rod 51, one side of the cleaning brush 52, which is far away from the cleaning rod 51, is contacted with the conveyor belt 24, one end of the cleaning rod 51 passes through the cleaning box 31 and is fixedly arranged with the output end of the three-stage motor 53, tertiary motor 53 fixed mounting is on wasing case 31 one side outer wall, and the inside fixed mounting of header tank 7 has filter 71, and filter 71 and filter screen board 38 all adopt the slope installation, and the inside fixed mounting of filter 9 has a plurality of filter screens, and the filter screen is the setting of T type structure, and the filter screen inserts inside filter 9.

Specifically, the method comprises the following steps: a recovery process of rubber colloidal particles comprises the steps of conveying condensed water generated in the rubber production and processing process to the input end of a collecting and conveying mechanism 2 in a collecting tank 1 through an outer discharge pipeline, driving a driving roller 21 to rotate by a primary motor 23, enabling a conveying belt 24 wrapped on the driving roller 21 and a driven roller 22 to move in the collecting tank 1 and a cleaning tank 31, enabling the condensed water to enter the collecting tank 1 to be in contact with the conveying belt 24 due to the fact that a plurality of filter meshes 25 are formed in the conveying belt 24, collecting the condensed water carrying the rubber colloidal particles in a water collecting tank 7 through the filter meshes 25 by a water guide groove 6, collecting the rubber colloidal particles in the condensed water on the conveying belt 24, collecting the collected rubber colloidal particles in the conveying belt 24 and collecting the rubber colloidal particles in the cleaning tank 31 of a recovery and cleaning mechanism 3 through the output end of the conveying belt 24, and realizing separation, recovery and collection of the rubber colloidal particles in the condensed water, avoid the direct emission of rubber processing condensate water, the pollution of rubber micelle to the environment in the condensate water, through the recovery of rubber micelle, realize the reuse of rubber resource, energy-concerving and environment-protective, when collecting the transport, tertiary motor 53 rotates drive clear material pole 51 and rotates, because clear material pole 51 rotates and installs in the wash tank 31 of conveyer belt 24 output end one side top, fixed mounting has clear material brush 52 on clear material pole 51, clear material brush 52 keeps away from the one side of clear material pole 51 and contacts with conveyer belt 24, make clear material brush 52 clear up the material on conveyer belt 24 under clear material pole 51 rotates, guarantee the unobstructed of filter mesh hole 25 on conveyer belt 24, it hinders recycle to avoid retaining a large amount of condensate water on conveyer belt 24 after filter mesh hole 25 blocks up, it is convenient to clear up, under the effect of water pump 310, water in header 7 gets into filter 9 through the conveyer pipe, get into spray pipe 33 by raceway 39 after filtering through filter 9, the spray head 34 on the spray pipe 33 sprays the cleaning box 31, rubber processing coagulation water is collected and filtered to be used for recovering and cleaning rubber particles, the product quality of rubber particle recovery is improved through cleaning, the energy consumption and the cost of rubber particle recovery are reduced, in the cleaning process, the second-stage motor 37 drives the rotating rod 35 to rotate in the cleaning box 31, the cleaning brush 36 on the rotating rod 35 brushes the rubber particles, the cleaning efficiency is accelerated, the cleaned rubber particles are discharged from the discharge port 312 and enter the drying box 41 through the feed hopper 42, the air blower 43 sprays air heated by the electric heating wire 47 in the heater 46 into the drying box 41 through the air guide pipe 44, the rubber particles are convenient to recover and store through drying, the heating and drying speed is high, and the recovery efficiency is guaranteed.

While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.

Claims (1)

1. The utility model provides an adopt recovery unit of rubber micelle to retrieve technology of rubber micelle which characterized in that: the method comprises the following steps: the first step is as follows: conveying condensed water generated in the rubber production and processing process to the input end of a collecting and conveying mechanism (2) in a collecting tank (1) from a liquid inlet (8) through an external discharge pipeline, collecting the condensed water carrying rubber particles in a water collecting tank (7) from a water guide groove (6) through filter meshes (25), and collecting the rubber particles in the condensed water on a conveyor belt (24) in a retention manner to realize the separation, recovery and collection of the rubber particles in the condensed water;

the second step is that: under the conveying of the conveying belt (24), the collected rubber particles are collected in a cleaning box (31) of the recovery cleaning mechanism (3) through the output end of the conveying belt (24), and in the recovery conveying process, a cleaning brush (52) on the cleaning mechanism (5) cleans the conveying belt (24);

the third step: after water recovered in the water collecting tank (7) is filtered by a filter (9), the water is sprayed into the cleaning tank (31) by a spray head (34) on a spray pipe (33) under the action of a water pump (310), and rubber particles collected in the cleaning tank (31) are recovered and cleaned;

the fourth step: conveying the cleaned rubber particles to a drying box (41) through a feed hopper (42), and spraying air heated by an electric heating wire (47) in a heater (46) into the drying box (41) through an air guide pipe (44) by an air blower (43) through an air nozzle (45) to achieve the purpose of heating and drying the rubber particles;

the fifth step: storing and storing the dried rubber particles;

the recovery unit of rubber micelle: including collecting vat (1), collect conveying mechanism (2), retrieve wiper mechanism (3), retrieve dry mechanism (4), clear material mechanism (5), guiding gutter (6) and header tank (7), its characterized in that: the collecting and drying device is characterized in that a collecting and conveying mechanism (2) is fixedly mounted in the collecting tank (1), a recovering and cleaning mechanism (3) is fixedly mounted on one side of the collecting tank (1), a recovering and drying mechanism (4) is mounted at the lower end, far away from one side of the collecting and conveying mechanism (2), of the recovering and cleaning mechanism (3), one end of the collecting and conveying mechanism (2) penetrates through the collecting tank (1) and extends to the inside of the recovering and cleaning mechanism (3), a material cleaning mechanism (5) is fixedly mounted in the recovering and cleaning mechanism (3) above one side of the collecting and conveying mechanism (2), a water guide groove (6) is fixedly mounted at the bottom of the collecting tank (1), a water collecting tank (7) is communicated with the bottom of the water guide groove (6), a filter (9) is mounted on one side of the water collecting tank (7), and a liquid inlet (8) is mounted on one side, far away from the recovering and cleaning mechanism (3), of the top of the collecting tank (1), collect conveying mechanism (2) and include drive roll (21), driven voller (22), one-level motor (23), conveyer belt (24) and filtration mesh hole (25), the both ends of drive roll (21) are rotated and are installed in retrieving wiper mechanism (3), the both ends of driven voller (22) are rotated and are installed in collecting vat (1) of keeping away from retrieving wiper mechanism (3) one side, the output fixed mounting of shaft coupling and one-level motor (23) of retrieving on wiper mechanism (3) one side is passed through to the one end of drive roll (21), the parcel has conveyer belt (24) between drive roll (21) and driven voller (22), a plurality of filtration mesh holes (25) have evenly been seted up on conveyer belt (24), retrieve wiper mechanism (3) including wasing case (31), gallows (32), shower nozzle (33), shower nozzle (34), dwang (35), washing brush (36), Second grade motor (37), filter screen board (38), raceway (39), water pump (310), drain (311) and bin outlet (312), wash case (31) and collecting vat (1) and keep away from the one end intercommunication setting of inlet (8), the inside fixed mounting of washing case (31) of conveyer belt (24) top has clear material mechanism (5), the inside fixed mounting of washing case (31) of conveyer belt (24) below has gallows (32), the bottom fixed mounting of gallows (32) has shower (33), the bottom intercommunication fixed mounting of shower (33) has a plurality of shower nozzles (34), dwang (35) are installed to washing case (31) internal rotation of shower nozzle (34) below, fixed mounting has washing brush (36) on dwang (35), the one end of dwang (35) is sealed to be passed and is washd case (31) And through the output fixed mounting of shaft coupling and second grade motor (37) on wasing case (31) outer wall, wash the inside fixed mounting of washing case (31) of brush (36) below and have filter screen board (38), wash case (31) one side between filter screen board (38) and washing brush (36) and seted up bin outlet (312), shower (33) are connected with the output of water pump (310) through raceway (39), the input of water pump (310) is passed through raceway (39) and is connected with the output of filter (9), the input of filter (9) is passed through raceway (39) and is connected with the bottom of header tank (7) one side, wash case (31) bottom and seted up drain (311), retrieve drying mechanism (4) including drying cabinet (41), feeder hopper (42), air-blower (43), guide duct (44), The automatic cleaning device comprises a tuyere (45), a heater (46) and electric heating wires (47), wherein a feed hopper (42) is installed at the top of a drying box (41) in a communicated mode, the feed hopper (42) corresponds to a discharge opening (312) in a cleaning box (31), air blowers (43) are fixedly installed on two opposite sides of the drying box (41), the output end of each air blower (43) is connected with the tuyere (45) in the drying box (41) through an air guide pipe (44), the heater (46) is installed on the air guide pipe (44), a plurality of electric heating wires (47) are fixedly installed in the heater (46), a cleaning mechanism (5) comprises a cleaning rod (51), a cleaning brush (52) and a three-level motor (53), the cleaning rod (51) is installed in the cleaning box (31) above one side of the output end of a conveying belt (24) in a rotating mode, the cleaning brush (52) is fixedly installed on the cleaning rod (51), clear material brush (52) are kept away from one side and the contact of conveyer belt (24) of clear material pole (51), the one end of clear material pole (51) is passed and is washd case (31) and tertiary motor (53) output fixed mounting, tertiary motor (53) fixed mounting is on wasing case (31) one side outer wall, the inside fixed mounting of header tank (7) has filter (71), filter (71) and filter screen board (38) all adopt the slope installation, the inside fixed mounting of filter (9) has a plurality of filter screens, and the filter screen is T type structure setting, and the filter screen inserts inside filter (9).

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