CN108556189B

CN108556189B - Particle processing device for recycled plastic

Info

Publication number: CN108556189B
Application number: CN201810453783.7A
Authority: CN
Inventors: 王锦燕; 崔金晶; 张淑润
Original assignee: Taizhou Yanfa Recycled Materials Co Ltd
Current assignee: Taizhou Yanfa recycled materials Co., Ltd
Priority date: 2017-03-27
Filing date: 2017-03-27
Publication date: 2020-07-10
Anticipated expiration: 2037-03-27
Also published as: CN106827299A; CN108556189A; CN106827299B

Abstract

The invention belongs to the field of recycled plastic particles, in particular to a particle processing device for recycled plastics, which aims at solving the problems that the existing waste plastics cannot be recycled and processed in a centralized manner, the processing technology is complex, the processing cost is high, the automation degree is low, and a large amount of labor cost is wasted. The invention can intensively recover and process the waste plastic, has simple processing technology, low processing cost and high automation degree, saves a large amount of labor cost, improves the quality of regenerated plastic particles, and has simple structure and convenient use.

Description

Particle processing device for recycled plastic

The patent application is divisional application, the application number of a parent application is 201710187789X, and the application date of the parent application is 03 and 27 in 2017.

Technical Field

The invention relates to the technical field of recycled plastic particles, in particular to a particle processing device for recycled plastic.

Background

The recycled plastic granules belong to the category of plastic granules, and the recycled plastic is plastic granules produced by recycling used new or waste plastic through a screw extruder and then cutting the plastic granules into granules through a granulator.

The patent document with the application number of 201510249081.3 discloses a production process of recycled plastic particles, which is used for providing a production process of recycled plastic particles, wherein the production process can save energy, greatly reduce the production cost, improve the production efficiency, reduce the labor intensity, reduce the noise, have no odor and no sewage discharge, but the production process is complex, the production cost is high, the automation degree is low, and a large amount of labor cost is wasted.

The patent document No. 201110376774.0 discloses a method for recycling and processing plastic into plastic particles, which is used to provide a method for recycling and processing plastic into plastic particles, wherein the method is used to wash waste plastic with acid, clean impurities and metal particles on the waste plastic, improve the purity of the produced plastic particles, and expand the application range of the plastic particles, but the method has low automation degree and wastes a large amount of labor cost.

Disclosure of Invention

The particle processing device for the recycled plastics, provided by the invention, solves the problems that the waste plastics cannot be recycled and processed in a centralized manner, the processing technology is complex, the processing cost is high, the automation degree is low, and a large amount of labor cost is wasted.

In order to achieve the purpose, the invention adopts the following technical scheme:

a particle processing device for recycled plastics comprises a base, wherein first supporting columns are welded on two sides of the top of the base at equal intervals, the first supporting columns are vertically arranged, a supporting seat is arranged right above the base, two sides of the bottom of the supporting seat are welded on the top of the first supporting columns respectively, two sides of the top of the supporting seat are welded with second supporting columns at equal intervals, the second supporting columns are vertically arranged, a top seat is arranged right above the supporting seat, two sides of the bottom of the top seat are welded on the top of the second supporting columns respectively, first sliding grooves are formed in two sides of the top seat, second sliding grooves are formed in two sides of the bottom of the top seat, through holes are formed in the inner wall of one side, away from an opening of the first sliding grooves, of the first sliding grooves are communicated with the first sliding grooves and the second sliding grooves which are located on the same side respectively, and two rack placing grooves located at the top of the top seat are formed between the two, the inner wall of one side, away from the opening of the rack placing groove, of the rack placing groove is welded with a rack, three first moving seats are slidably mounted in the first sliding groove, the top of each first moving seat is fixedly provided with a motor through a bolt, an output shaft of each motor is sleeved with a gear, the three gears are all meshed with an adjacent rack, three second moving seats are slidably mounted in the second sliding groove, the three second moving seats are respectively connected with the three first moving seats positioned right above the three second moving seats through connecting rods, the bottom of each second moving seat is fixedly provided with a push rod motor through a bolt, output shafts of the six push rod motors are welded on the same material conveying device, and the material conveying device is positioned between the supporting seat and the top seat; the top of supporting seat has welded in proper order the acidizing fluid pond, washing pond and the stoving pond with fortune material device looks adaptation, and the both sides in washing pond weld respectively in the relative one side in acidizing fluid pond and stoving pond, and the one side that the washing pond was kept away from in the stoving pond is equipped with the feeder hopper with fortune material device looks adaptation, and the feeder hopper is leaks hopper-shaped, the bottom of feeder hopper is connected with the feed inlet of the rubbing crusher that is located under the feeder hopper, the discharge gate of rubbing crusher is connected with the feed inlet of the twin-screw extruder that is located under the rubbing crusher through the passage, one side that feeder hopper and rubbing crusher are close to first support column has all welded the connecting block, and two connecting blocks weld respectively on one side and the first support.

Preferably, the inner wall of one side, far away from each other, of each of the two rack placing grooves is provided with a rotating groove communicated with the two first sliding grooves, the top of each rotating groove is provided with an opening, and an output shaft of the motor is rotatably installed in the rotating grooves.

Preferably, one end of the connecting rod is welded at the top of the second movable seat, the other end of the connecting rod is welded at the bottom of the first movable seat, and the connecting rod is connected with the inner wall of the through hole in a sliding manner.

Preferably, the material conveying device comprises a material conveying box, a box door is hinged to one side of the material conveying box, filter holes communicated with the interior of the material conveying box are formed in the periphery of the material conveying box and the box door, fixed blocks are welded to two sides of one side, away from the box door, of the material conveying box and two sides of one side, away from the material conveying box, of the box door, rotating grooves are formed in one sides, away from the box door, of the fixed blocks on the box door and one sides, away from the material conveying box, of the fixed blocks on the box door, rotating columns are arranged in the rotating grooves in a rotating mode and are connected with output shafts of four push rod motors located on the edges respectively, fixing seats are welded to two sides of the central position of the top of the material conveying box, ball head placing grooves are formed in the central position of the top of the fixing seats, grooves located at the tops, the groove is communicated with the ball head placing groove, a ball head is installed in the ball head placing groove in a rolling mode, the two ball heads are respectively connected with output shafts of the two push rod motors located in the central position, one side, away from the box door, of the transport box is welded with the feeding pipe, and the feeding pipe is obliquely arranged and is communicated with the interior of the transport box.

Preferably, the acid liquor tank is filled with nitric acid or sulfuric acid, the washing tank is filled with clear water, the heating tank is arranged on the inner wall of the bottom of the drying tank, the heating pipe is fixedly arranged in the heating tank, the heat collecting plate is fixedly arranged on the inner wall of the bottom of the drying tank and covers the heating pipe, the top of the heat collecting plate is connected with the heat conducting rod, the heat conducting rod is matched with the filtering hole, and the heat conducting rod is provided with the radiating fins.

Preferably, the guard plate has all been welded at the top periphery of supporting seat, and the sealed cooperation in top of guard plate and supporting seat, and six first removal seats, six motors and six gears constitute mobile device for drive six push rod motors and remove on the horizontal direction, thereby drive the material transporting device and remove on the horizontal direction.

Preferably, the bottom welding of supporting seat has water-collecting device, and water-collecting device is connected with the aqueduct, the hole that catchments has been seted up at the top of supporting seat, and has seted up the internal thread on the inner wall in hole that catchments, the aqueduct is kept away from water-collecting device's one end periphery and has seted up the external screw thread, and external screw thread and internal thread threaded connection, aqueduct and the sealed cooperation of hole that catchments.

Preferably, the double-screw extruder is fixedly installed at the top of the base through bolts, and a discharge port of the double-screw extruder is connected with a feed inlet of a granulator fixedly installed at the top of the base through a feed delivery pipe.

Preferably, the top of base is equipped with conveyer, and conveyer is located the below of the discharge gate of pelleter, the model of rubbing crusher is HK-15B, and twin-screw extruder's model is SHJ-25, the model of pelleter is L Q-25, conveyer includes the frame, and the top of frame equidistance spaced rotation installs a plurality of axis of rotation, and a plurality of axis of rotation are connected with the output shaft of same motor through belt or chain, and the cover is equipped with same conveyer belt in a plurality of axis of rotation, and a plurality of axis of rotation are connected with the conveyer belt transmission.

A centralized processing technology of recycled plastic particles comprises the following steps:

s1: waste plastics are guided into the material conveying box through the feeding pipe, then the moving device is started, the moving device drives the second moving seat to slide in the second sliding groove, the second moving seat drives the push rod motor to horizontally move, so that the material conveying device is driven to move, the material conveying device is moved to a position right above the acid liquid pool, and the moving device is suspended;

s2: starting a push rod motor, driving a material conveying device to move into the acid liquid pool by the push rod motor, pausing the push rod motor, starting the push rod motor after soaking for 20-23 hours, driving the material conveying device to move out of the acid liquid pool by the push rod motor, pausing the push rod motor, starting a moving device, driving the material conveying device to move right above the water washing pool by the moving device, and pausing the moving device;

s3: starting a push rod motor, driving a material conveying device to move into a washing pool by the push rod motor, pausing the push rod motor, starting the push rod motor after soaking for 2-5 hours, driving the material conveying device to move out of the washing pool by the push rod motor, pausing the push rod motor, starting a moving device, driving the material conveying device to move right above a drying pool by the moving device, and pausing the moving device; s4: starting a push rod motor, driving the material conveying device to move into the drying pool by the push rod motor, pausing the push rod motor, starting the heating pipe, drying for 1.2-1.6h, starting a push rod motor, driving a material conveying device to move above a feed hopper by the push rod motor, pausing the push rod motor, starting a moving device, driving the material conveying device to move to a proper position by the moving device, pausing the moving device, starting four push rod motors positioned at the edge, extending output shafts of two push rod motors close to the feed hopper, shortening output shafts of two push rod motors far away from the feed hopper, opening a box door, and enabling waste plastics in a material conveying box to enter a crusher through the feed hopper, then enter into the twin-screw extruder, then enter into the pelleter, on the conveyer was fallen to the discharge gate of pelleter to the reclaimed plastic granule, transported away the reclaimed plastic granule with conveyer and packed, accomplished the processing of reclaimed plastic granule.

Compared with the prior art, the invention has the beneficial effects that:

1. the six push rod motors can be driven to move in the horizontal direction through the moving device, so that the material conveying device is driven to move in the horizontal direction;

2. the material conveying device can be driven to vertically move through the push rod motor, and can be conveniently driven to enter an acid solution pool, a water washing pool and a drying pool for acid washing, cleaning and drying;

3. the material conveying box can be driven to incline and the box door can be driven to open through the matching of the six push rod motors, the box door, the fixed block, the rotating groove, the rotating column, the feeding pipe, the fixed seat, the ball head placing groove, the ball head and the groove, so that waste plastics in the material conveying box are poured into the feeding hopper;

4. the waste plastics can be processed by a crusher, a double-screw extruder and a granulator;

5. the liquid splashed out of the acid liquid pool and the water washing pool can be collected through the matching of the water collecting device, the protective plate, the water guide pipe and the water collecting hole.

The invention can intensively recover and process the waste plastic, has simple processing technology, low processing cost and high automation degree, saves a large amount of labor cost, improves the quality of regenerated plastic particles, and has simple structure and convenient use.

Drawings

FIG. 1 is a schematic structural view of a pellet processing apparatus for recycled plastics according to the present invention;

FIG. 2 is a schematic top view of the top seat of the apparatus for processing recycled plastic granules according to the present invention;

FIG. 3 is a schematic top view of the top seat and the moving device of the apparatus for processing recycled plastic granules according to the present invention;

fig. 4 is a schematic top view of a material conveying device of the particle processing device for recycled plastics according to the present invention.

In the figure: the device comprises a base 1, a first supporting column 2, a supporting seat 3, a second supporting column 4, a top seat 5, a first sliding groove 6, a through hole 7, a rack placing groove 8, a rack 9, a first moving seat 10, a motor 11, a gear 12, a second moving seat 13, a push rod motor 14, a material transporting device 15, a material transporting box 151, a box door 152, a fixed block 153, a rotating groove 154, a rotating column 155, a feeding pipe 156, a fixed seat 157, a ball head placing groove 158, a ball head 159, a groove 1510, a 16 acid liquor pool, a 17 water washing pool, an 18 drying pool, a 19 feeding hopper, a 20 pulverizer, a 21 double-screw extruder, a 22 conveying device and a 23 water collecting device.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, a particle processing device for recycled plastic comprises a base 1, wherein first supporting columns 2 are welded on two sides of the top of the base 1 at equal intervals, the first supporting columns 2 are vertically arranged, a supporting seat 3 is arranged right above the base 1, two sides of the bottom of the supporting seat 3 are respectively welded on the top of the first supporting columns 2, second supporting columns 4 are welded on two sides of the top of the supporting seat 3 at equal intervals, the second supporting columns 4 are vertically arranged, a top seat 5 is arranged right above the supporting seat 3, two sides of the bottom of the top seat 5 are respectively welded on the top of the second supporting columns 4, first sliding grooves 6 are respectively arranged on two sides of the top seat 5, second sliding grooves are respectively arranged on two sides of the bottom of the top seat 5, through holes 7 are arranged on the inner wall of the first sliding grooves 6, which is far away from the opening of the first sliding grooves 6, and the through holes 7 are respectively communicated with the first sliding grooves 6, two rack placing grooves 8 positioned at the top of the top seat 5 are arranged between the two first sliding grooves 6, racks 9 are welded on the inner wall of one side of the rack placing grooves 8 far away from the openings of the rack placing grooves 8, three first moving seats 10 are slidably arranged in the first sliding grooves 6, and the top of the first moving seat 10 is fixedly provided with a motor 11 through a bolt, an output shaft of the motor 11 is sleeved with a gear 12, three gears 12 are meshed with an adjacent rack 9, three second moving seats 13 are slidably mounted in the second sliding groove, the three second moving seats 13 are respectively connected with three first moving seats 10 positioned right above the three second moving seats through connecting rods, push rod motors 14 are fixedly mounted at the bottoms of the second moving seats 13 through bolts, output shafts of the six push rod motors 14 are welded on the same material conveying device 15, and the material conveying device 15 is positioned between the supporting seat 3 and the top seat 5;

the top of supporting seat 3 has welded in proper order the acidizing fluid pond 16 with 15 looks adaptations of material transporting device, wash pond 17 and stoving pond 18, the both sides of wash pond 17 weld respectively in the relative one side in acidizing fluid pond 16 and stoving pond 18, one side that wash pond 17 was kept away from in stoving pond 18 is equipped with the feeder hopper 19 with 15 looks adaptations of material transporting device, and feeder hopper 19 is hourglass hopper-shaped, the bottom of feeder hopper 19 is connected with the feed inlet of the rubbing crusher 20 that is located under feeder hopper 19, the discharge gate of rubbing crusher 20 has the feed inlet of the double screw extruder 21 that is located under rubbing crusher 20 through the passage connection, feeder hopper 19 and rubbing crusher 20 all weld the connecting block in one side that is close to first support column 2, two connecting blocks weld respectively on one side of supporting seat 3 and first support column 2.

In this embodiment, all set up the rotation groove that communicates with two first spouts 6 respectively on the one side inner wall that two rack placing groove 8 kept away from each other, and the top that rotates the groove is the opening, motor 11's output shaft rotates and installs in rotating the inslot, be convenient for gear 12 and rack 9 meshing, motor 11 drives gear 12 rotatory, gear 12 and rack 9 mesh, rack 9 is fixed, therefore, gear 12 moves on rack 9, thereby drive motor 11 and remove, motor 11 removes through first removal seat 10, connecting rod and second remove seat 13 and drive push rod motor 14 and remove, thereby drive material transporting device 15 and remove.

In this embodiment, one end of the connecting rod is welded on the top of the second moving seat 13, and the other end of the connecting rod is welded on the bottom of the first moving seat 10, the connecting rod is slidably connected with the inner wall of the through hole 7, the material transporting device 15 includes a material transporting box 151, and one side of the material transporting box 151 is hinged with a box door 152, the periphery of the material transporting box 151 and the box door 152 are both provided with a filter hole communicated with the interior of the material transporting box 151, both sides of one side of the material transporting box 151 away from the box door 152 and both sides of one side of the box door 152 away from the material transporting box 151 are both welded with fixing blocks 153, one side of the fixing blocks 153 on the box door 152 away from the box door 152 and one side of the fixing blocks 153 on the material transporting box 151 away from the material transporting box 151 are both provided with a rotating groove 154, and the top and the bottom of the rotating groove 154 are both open, fixing seats 157 are welded on two sides of the central position of the top of the material transporting box 151, ball head placing grooves 158 are formed in the central position of the top of the fixing seats 157, grooves 1510 located at the tops of the fixing seats 157 are formed in two sides of each ball head placing groove 158, the grooves 1510 are communicated with the ball head placing grooves 158, ball heads 159 are installed in the ball head placing grooves 158 in a rolling mode, the two ball heads 159 are respectively connected with output shafts of two push rod motors 14 located in the central position, a feeding pipe is welded on one side, far away from the box door 152, of the material transporting box 151, the feeding pipe is obliquely arranged and communicated with the interior of the material transporting box 151, liquid in an acid liquid pool 16 and a water washing pool 17 can enter the material transporting box 151 through a filtering hole to pickle and wash waste plastics in the material transporting box 151, the six push rod motors 14 drive the material transporting box 151 to move, the stability of the material transporting box, and pouring the waste plastic.

In this embodiment, the sour liquid pond 16 intussuseption is filled with nitric acid or sulphuric acid, and the washing pond 17 intussuseption is filled with the clear water, the heating bath has been seted up on the bottom inner wall of stoving pond 18, and fixed mounting has the heating pipe in the heating bath, fixed mounting has the thermal-arrest board on the bottom inner wall of stoving pond 18, and the thermal-arrest board covers on the heating pipe, the top of thermal-arrest board is connected with the heat conduction stick, heat conduction stick and filtration pore phase adaptation, and be equipped with the fin on the heat conduction stick, the heat conduction stick penetrates in the fortune workbin 151 through filtering the hole, the heat of the heating pipe that the thermal-arrest board was collected, the fin distributes away the.

In this embodiment, the guard plate has all been welded at the top periphery of supporting seat 3, and the sealed cooperation in top of guard plate and supporting seat 3, and six first removal seats 10, six motors 11 and six gears 12 constitute the mobile device for drive six push rod motors 14 and remove in the horizontal direction, thereby drive material transporting device 15 and remove on the horizontal direction, the scope of the liquid outflow supporting seat 3 that the guard plate avoided acid liquor pond 16 and rinsing pond 17 spill.

In this embodiment, water collector 23 is welded at the bottom of supporting seat 3, water collector 23 is connected with the aqueduct, the water collecting hole is formed at the top of supporting seat 3, an internal thread is formed on the inner wall of the water collecting hole, an external thread is formed at the periphery of one end of the aqueduct, which is far away from water collector 23, and the external thread is connected with the internal thread, the aqueduct is in sealing fit with the water collecting hole, twin-screw extruder 21 is fixedly installed at the top of base 1 through bolts, and the discharge port of twin-screw extruder 21 is connected with the feed inlet of the granulator fixedly installed at the top of base 1 through a feed delivery pipe, the top of base 1 is provided with conveyer 22, and conveyer 22 is located below the discharge port of the granulator, the model of the grinder is HK-15B, and the model of twin-screw extruder 21 is SHJ-25, the model of the granulator is L Q-25, conveyer 22 comprises a frame, and a plurality of rotating shafts are installed at intervals at the top of the frame, the rotating shafts are connected with the output shaft of the same motor through a belt.

s1: waste plastics are guided into the conveying box 151 through a feeding pipe, then the moving device is started, the moving device drives the second moving seat 13 to slide in the second sliding groove, the second moving seat 13 drives the push rod motor 14 to horizontally move, so that the conveying device 15 is driven to move, the conveying device 15 is arranged right above the acid liquor pool 16, and the moving device is suspended;

s2: starting a push rod motor 14, driving a material conveying device 15 to move into an acid liquid pool 16 by the push rod motor 14, pausing the push rod motor 14, after soaking for 20-23 hours, starting the push rod motor 14, driving the material conveying device 15 to move out of the acid liquid pool 16 by the push rod motor 14, pausing the push rod motor 14, starting a moving device, driving the material conveying device 15 to move right above a water washing pool 17 by the moving device, and pausing the moving device;

s3: starting a push rod motor 14, driving a material conveying device 15 to move into a washing pool 17 by the push rod motor 14, pausing the push rod motor 14, after soaking for 2-5 hours, starting the push rod motor 14, driving the material conveying device 15 to move out of the washing pool 17 by the push rod motor 14, pausing the push rod motor 14, starting a moving device, driving the material conveying device 15 to move to be right above a drying pool 18 by the moving device, and pausing the moving device;

s4: starting a push rod motor 14, driving a material conveying device 15 to move into a drying pool 18 by the push rod motor 14, pausing the push rod motor 14, starting a heating pipe, drying for 1.2-1.6h, starting the push rod motor 14, driving the material conveying device 15 to move to the upper part of a feed hopper 19 by the push rod motor 14, pausing the push rod motor 14, starting a moving device, driving the material conveying device 15 to move to a proper position by the moving device, pausing the moving device, starting four push rod motors 14 positioned at the edge, extending output shafts of two push rod motors 14 close to the feed hopper 19, shortening output shafts of two push rod motors 14 far away from the feed hopper 19, opening a box door 152, enabling waste plastics in a material conveying box 151 to enter a crusher 20 through the feed hopper 19, then entering a double-screw extruder 21, then entering a granulator, and enabling regenerated plastic particles to fall onto a conveying device 22 from a discharge port of the granulator, the recycled plastic particles are transported out by the conveyer 22 for packaging, and the processing of the recycled plastic particles is completed.

Compared with the prior art, the beneficial effect of this embodiment is: the six push rod motors 14 can be driven to move in the horizontal direction through the moving device, so that the material conveying device 15 is driven to move in the horizontal direction; the material conveying device 15 can be driven to vertically move through the push rod motor 14, so that the material conveying device 15 is conveniently driven to enter the acid liquor pool 16, the water washing pool 17 and the drying pool 18 for acid washing, cleaning and drying; the six push rod motors, the box door 152, the fixing block 153, the rotating groove 154, the rotating column 155, the feeding pipe 156, the fixing seat 157, the ball head placing groove 158, the ball head 159 and the groove 1510 are matched to drive the transportation box 151 to incline and drive the box door 152 to open, so that waste plastics in the transportation box 151 are poured into the feeding hopper 19; the waste plastics can be processed by the crusher 20, the double-screw extruder 21 and the granulator; the liquid splashed from the acid liquid pool 16 and the water washing pool 17 can be collected through the matching of the water collecting device, the protective plate, the water guide pipe and the water collecting hole. The embodiment can concentrate and recover waste plastic for processing, has simple processing technology, low processing cost and high automation degree, saves a large amount of labor cost, improves the quality of regenerated plastic particles, and has simple structure and convenient use.

The processing device, the processing technology and the conventional processing technology of the embodiment are tested, and the test result shows that the quality improvement percentage of the recycled plastic particles of the processing device and the processing technology of the embodiment compared with the conventional processing technology is 5.3-5.9%, and the processing cost reduction percentage of the processing device and the processing technology of the embodiment compared with the conventional processing technology is 9.3-10.2%.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A granule processingequipment for recycled plastic, including base (1), its characterized in that, the top both sides of base (1) all weld first support column (2) that the equidistance interval set up, and first support column (2) set up perpendicularly, be equipped with supporting seat (3) directly over base (1), and weld respectively in the top of first support column (2) the bottom both sides of supporting seat (3), the top both sides of supporting seat (3) all weld second support column (4) that the equidistance interval set up, and second support column (4) set up perpendicularly, be equipped with footstock (5) directly over supporting seat (3), and weld respectively in the top of second support column (4) the bottom both sides of footstock (5), first spout (6) have all been seted up on the top both sides of footstock (5), and the bottom both sides of footstock (5) have all been seted up the second spout, the first sliding groove (6) is far away from one side inner wall of an opening of the first sliding groove (6), a through hole (7) is formed in the inner wall of one side of the opening of the first sliding groove (6), the through hole (7) is communicated with the first sliding groove (6) and the second sliding groove which are located on the same side respectively, two rack placing grooves (8) located at the tops of the footstands (5) are formed between the two first sliding grooves (6), racks (9) are welded on the inner wall of one side of the opening of the rack placing grooves (8) far away from the rack placing grooves (8), three first moving seats (10) are slidably mounted in the first sliding groove (6), a motor (11) is fixedly mounted at the top of each first moving seat (10) through bolts, a gear (12) is sleeved on an output shaft of the motor (11), the three gears (12) are meshed with one adjacent rack (9), three second moving seats (13) are slidably mounted in the second sliding groove, and the three second moving seats (13) are respectively connected with the The bottom of the second movable seat (13) is fixedly provided with push rod motors (14) through bolts, output shafts of the six push rod motors (14) are welded on the same material conveying device (15), and the material conveying device (15) is positioned between the supporting seat (3) and the top seat (5); an acid liquid pool (16), a water washing pool (17) and a drying pool (18) which are matched with the material conveying device (15) are sequentially welded at the top of the supporting seat (3), two sides of the water washing pool (17) are respectively welded at the opposite sides of the acid liquid pool (16) and the drying pool (18), a feeding hopper (19) matched with the material conveying device (15) is arranged at one side of the drying pool (18) far away from the water washing pool (17), the feed hopper (19) is funnel-shaped, the bottom end of the feed hopper (19) is connected with a feed inlet of a crusher (20) which is positioned right below the feed hopper (19), the discharge hole of the crusher (20) is connected with the feed inlet of a double-screw extruder (21) which is positioned right below the crusher (20) through a material guide pipe, connecting blocks are welded on one sides, close to the first supporting column (2), of the feeding hopper (19) and the crusher (20), and the two connecting blocks are welded on one side of the supporting seat (3) and the first supporting column (2) respectively; the inner walls of the two mutually-far sides of the two rack placing grooves (8) are respectively provided with a rotating groove communicated with the two first sliding grooves (6), the top of each rotating groove is provided with an opening, and an output shaft of the motor (11) is rotatably arranged in the rotating grooves; one end of the connecting rod is welded at the top of the second movable seat (13), the other end of the connecting rod is welded at the bottom of the first movable seat (10), and the connecting rod is connected with the inner wall of the through hole (7) in a sliding manner;

the material conveying device (15) comprises a material conveying box (151), one side of the material conveying box (151) is hinged with a box door (152), filter holes communicated with the interior of the material conveying box (151) are formed in the periphery of the material conveying box (151) and the box door (152), fixing blocks (153) are welded to two sides of one side, away from the box door (152), of the material conveying box (151) and two sides of one side, away from the material conveying box (151), of the box door (152), of the material conveying box (151), rotating grooves (154) are formed in two sides, away from one side, away from the box door (152), of the fixing blocks (153) on the box door (152) and one side, away from the material conveying box (151), of the fixing blocks (153) on the material conveying box (151), the top and the bottom of each rotating groove (154) are provided with an opening, rotating columns (155) are rotatably installed in the rotating grooves (154), and the four, fixing bases (157) are welded on two sides of the top central position of the transport box (151), a ball head placing groove (158) is formed in the top central position of the fixing bases (157), grooves (1510) located at the tops of the fixing bases (157) are formed in two sides of the ball head placing groove (158), the grooves (1510) are communicated with the ball head placing groove (158), a ball head (159) is installed in the ball head placing groove (158) in a rolling mode, the two ball heads (159) are connected with output shafts of two push rod motors (14) located in the central position respectively, a feed pipe is welded on one side, away from the box door (152), of the transport box (151), and the feed pipe is obliquely arranged and communicated with the inside of the transport box (151).

2. The particle processing device for the recycled plastic as claimed in claim 1, wherein the acid liquor tank (16) is filled with nitric acid or sulfuric acid, the washing tank (17) is filled with clear water, a heating groove is formed in the inner wall of the bottom of the drying tank (18), a heating pipe is fixedly mounted in the heating groove, a heat collecting plate is fixedly mounted on the inner wall of the bottom of the drying tank (18), the heat collecting plate covers the heating pipe, a heat conducting rod is connected to the top of the heat collecting plate, the heat conducting rod is matched with the filtering hole, and radiating fins are arranged on the heat conducting rod.

3. The apparatus for processing granules of recycled plastic according to claim 1, wherein the top periphery of the supporting base (3) is welded with a protection plate, and the protection plate is in sealing fit with the top of the supporting base (3), and the six first moving bases (10), the six motors (11) and the six gears (12) constitute a moving device for driving the six push rod motors (14) to move in the horizontal direction, so as to drive the material transporting device (15) to move in the horizontal direction.

4. The particle processing device for recycled plastics of claim 1, wherein the bottom of the supporting seat (3) is welded with a water collecting device (23), the water collecting device (23) is connected with a water conduit, the top of the supporting seat (3) is provided with a water collecting hole, the inner wall of the water collecting hole is provided with an internal thread, the periphery of one end of the water conduit far away from the water collecting device (23) is provided with an external thread, the external thread and the internal thread are in threaded connection, and the water conduit is in sealing fit with the water collecting hole.

5. The particle processing device for recycled plastics as claimed in claim 1, wherein the twin-screw extruder (21) is fixedly mounted on the top of the base (1) through bolts, and the discharge port of the twin-screw extruder (21) is connected with the feed port of the granulator fixedly mounted on the top of the base (1) through a feed delivery pipe.

6. The particle processing device for recycled plastics of claim 1, wherein the top of the base (1) is provided with a conveying device (22), the conveying device (22) is located below the discharge hole of the granulator, the crusher is HK-15B, the twin-screw extruder (21) is SHJ-25, the granulator is L Q-25, the conveying device (22) comprises a frame, a plurality of rotating shafts are installed on the top of the frame in a rotating mode at equal intervals, the rotating shafts are connected with the output shaft of the same motor through a belt or a chain, the same conveying belt is sleeved on the rotating shafts, and the rotating shafts are in transmission connection with the conveying belt.