CN113967985A

CN113967985A - Plastic granules prilling granulator that can classify

Info

Publication number: CN113967985A
Application number: CN202111467752.5A
Authority: CN
Inventors: 叶方跑; 周骏; 王国良
Original assignee: Ye Fangpao
Current assignee: Ye Fangpao
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-01-25

Abstract

A classifiable plastic particle granulating device comprises a granulating unit, wherein the device comprises a classifying box body and a crushing box body, the classifying box body is positioned above the crushing box body, the bottom surface of the classifying box body is open and is communicated with the crushing box body, the feeding end of the classifying box body is communicated with the outside, the discharging end of the classifying box body is communicated with the feeding end of the crushing box body, and the discharging end of the crushing box body is communicated with the feeding end of the granulating unit; the plastic bottle sorting device is characterized in that a sorting unit for separating the plastic bottle body, the label, the bottle cap and the bottle cap ring is arranged in the sorting box, and a crushing unit for respectively crushing the plastic bottle body, the label, the bottle cap and the bottle cap ring is arranged in the crushing box. The invention realizes the automatic separation of the plastic bottle body, the label, the bottle cap and the bottle cap ring, saves labor, improves the working efficiency, makes different materials granulate respectively, and is beneficial to improving the granulation quality.

Description

Plastic granules prilling granulator that can classify

Technical Field

The invention relates to the technical field of plastic recovery, in particular to a classifiable plastic particle granulating device.

Background

The development of the plastics industry brings great benefits to humans, but leaves an endless aftercare, namely "white pollution". With the lapse of time, more new raw materials are put into use, so that the waste plastics are greatly increased. The waste plastics are not easy to age and degrade at normal temperature, so that the pollution of increasing white color is formed day by day, and the ecological environment is seriously damaged. Therefore, the plastic regeneration can realize virtuous cycle of resource utilization, protect the environment and have profound significance, and the production method of the plastic granules is the plastic produced by recycling used new materials or waste plastics through a screw machine and then cutting the plastic into granules through a granulator. The plastic particles are classified according to different raw materials and characteristics of the processed plastic particles, and are generally classified into first-grade, second-grade and third-grade materials.

Common plastic particles include general plastics, engineering plastics and special plastics. The general plastics are divided into: polypropylene, polyethylene, polyvinyl chloride, polystyrene, polyester, polyurethane, and the like. Different plastics need distinguish the recovery, and it is relatively poor that mixed granulation can lead to finished product quality, for example the material diverse of the body of plastic bottle, label, bottle lid and bottle lid circle, needs the manpower split among the prior art, the granulation of being not convenient for to retrieve.

There is a need for a pelletizing apparatus that facilitates the separation of the various parts of plastic bottles.

Disclosure of Invention

The invention aims to provide a classifiable plastic particle granulating device.

The device comprises a classification box body and a crushing box body, wherein the classification box body is positioned above the crushing box body, the bottom surface of the classification box body is open and is communicated with the crushing box body, the feeding end of the classification box body is communicated with the outside, the discharging end of the classification box body is communicated with the feeding end of the crushing box body, and the discharging end of the crushing box body is communicated with the feeding end of the granulation unit;

a classification unit for separating the plastic bottle body, the label, the bottle cap and the bottle cap ring is arranged in the classification box body, and a crushing unit for respectively crushing the plastic bottle body, the label, the bottle cap and the bottle cap ring is arranged in the crushing box body;

offer the feed inlet on the categorised box lateral wall, one side at feed inlet place is the front side, the categorised unit is including transmission assembly, transmission assembly's transmission direction is by preceding to the back, transmission assembly one end is located the feed inlet, the other end is located categorised box, the transmission assembly top is provided with and cuts off the transmission assembly along transmission direction and be a plurality of transmission channel's the subassembly that cuts off, it is provided with the first cutting subassembly that is used for cutting body and label to cut off the subassembly top, be used for cutting the bottleneck, bottle lid and bottle lid circle second cutting assembly, the cutting end of first cutting subassembly and second cutting assembly all can stretch into in the transmission channel.

Preferably, the transmission assembly comprises a plurality of transmission rollers, the transmission rollers are rotatably mounted on the left side wall and the right side wall of the classification box body, a first motor is mounted on the outer wall of the classification box body, an output shaft of the first motor extends into the classification box body and is fixedly connected with one of the transmission rollers, and belt transmission is arranged among the other transmission rollers.

Preferably, the partition component comprises a first threaded rod and a first sliding rod, the first threaded rod and the first sliding rod are rotatably mounted on the left side wall and the right side wall of the classification box body and are parallel to the axis of the transmission roller, a second motor is mounted on the outer wall of the classification box body, an output shaft of the second motor extends into the classification box body and is fixedly connected with the first threaded rod, one end of each baffle can be slidably sleeved on the first sliding rod, the other end of each baffle is sleeved on the first threaded rod and is in threaded connection with the first threaded rod, the baffles are located above the transmission roller, the length directions of the baffles are perpendicular to the axis of the transmission roller, multi-section threads are arranged on the first threaded rod, the moving directions of the two adjacent baffles on the first threaded rod are opposite, one side of each baffle, which is in contact with the plastic bottle, is provided with a pneumatic sucker, and the pneumatic sucker is located below the first cutting component.

Preferably, the first cutting assembly comprises a cam column, two ends of the cam column are respectively and fixedly connected to the left side wall and the right side wall of the classification box body and are parallel to the axial lead of the transmission roller, first sliding grooves are formed in the left side wall and the right side wall of the classification box body, the first sliding grooves are perpendicular to the ground and are located on the rear side of the cam column, the sliding baffle is slidably located in the first sliding grooves, and a convex block is fixedly connected to one side, facing the cam column, of the sliding baffle;

the first cutting assembly also comprises a first rotary drum with two open ends, the two ends of the first rotary drum are rotatably arranged on the left side wall and the right side wall of the classification box body, and the cam column is surrounded in the first rotary drum, a driving block which can contact the lug and a plurality of first cutting knives which are in one-to-one correspondence with the transmission channels are fixedly connected on the circumferential outer wall of the first rotary drum, the first cutting knives can extend into the first rotary drum in a sliding way, the sliding direction is vertical to the axial lead of the first rotary drum, one end of the first cutting knife extending into the first rotary drum is fixedly connected with a first slide block, one side of the first slide block is contacted with the outer wall of the circumference of the cam column, the other side of the first slide block is fixedly connected with a first spring, the other end of the first spring is fixedly connected with the inner wall of the first rotary drum, the outer wall of the circumference of the first rotary drum is further fixedly connected with a gear ring, the side wall of the classification box body is further rotatably provided with a first rotary shaft, one end of the first rotary shaft extends into the classification box body and is fixedly connected with a first gear, and the first gear is meshed with the gear ring;

the second cutting assembly comprises a second rotary drum, the second rotary drum is rotatably mounted on the left side wall and the right side wall of the classification box body and located on the rear side of the first sliding groove, the second rotary drum is parallel to the axial lead of the first rotary drum, a plurality of second cutting knives in one-to-one correspondence with the transmission channels are fixedly connected to the outer wall of the circumference of the second rotary drum, a third motor is mounted on the outer wall of the classification box body, an output shaft of the third motor extends into the classification box body and is fixedly connected with the second rotary drum, and a belt transmission is further arranged between the output shaft of the third motor and the first rotary drum.

Preferably, the top surface of the crushing box body is open, the crushing box body is divided into a first chamber, a second chamber and a third chamber from front to back through a first partition plate and a second partition plate, the first chamber is positioned below a first cutting assembly, the second chamber is positioned below a second cutting assembly, the third chamber is positioned below the tail end of a transmission assembly, filter plates are arranged in the first chamber, the second chamber and the third chamber, the height of the front side of each filter plate is higher than that of the rear side of each filter plate, a filter hole and a second feed inlet are formed in each filter plate from front to back, and a water tank is fixedly connected to the bottom surface of each filter plate and communicated with the filter hole;

first telescopic link is installed to first cavity front side, and the flexible direction of first telescopic link is parallel with the filter, and the flexible end rigid coupling of first telescopic link has can with filter top surface complex push pedal.

Preferably, the crushing unit comprises crushing blades respectively positioned in the first chamber, the second chamber and the third chamber, the crushing blades are fixedly connected to a second rotating shaft, the second rotating shaft is rotatably installed on the bottom surface of the crushing box body, one end of the second rotating shaft extends out of the bottom surface of the crushing box body and is fixedly connected with a second gear, a fourth motor is installed on the bottom surface of the crushing box body, an output shaft of the fourth motor is fixedly connected with one second rotating shaft, and belt transmission is arranged among other second rotating shafts;

the discharge gate has all been seted up to first cavity, second cavity and third cavity bottom surface, the discharge gate communicates with the granulation unit respectively, discharge gate department all is provided with the striker plate, be provided with the second spout on the discharge gate, striker plate top surface rigid coupling has the second slider, second slider slidable is located the second spout, be provided with the second spring in the second spout, second spring one end and second spout bottom rigid coupling, the other end and second slider rigid coupling, the rigid coupling has the tooth section on the striker plate lateral wall, tooth section and second gear engagement.

Due to the adoption of the technical scheme, the invention has the following advantages:

1. the invention realizes the automatic separation of the plastic bottle body, the label, the bottle cap and the bottle cap ring, saves labor, improves the working efficiency, makes different materials granulate respectively, and is beneficial to improving the granulation quality.

2. The adjustable transmission channel width of wall subassembly is applicable to the plastic bottle of equidimension not, and pneumatic chuck can live label absorption, and first cutting subassembly cuts its body and label open, and the transmission roller bearing continues to move, transmits the body forward, and the label then leaves, and pneumatic chuck loosens, and the label drops by the gap of transmission roller bearing.

3. The sliding baffle plate can be used for limiting forward movement of the plastic bottle, and can also be matched with the first cutting assembly and the second cutting assembly to perform cutting, so that the plastic bottle cutting machine is convenient to use.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof.

Drawings

The drawings of the present invention are described below.

Fig. 1 is an overall schematic view of the present invention.

FIG. 2 is a schematic view of the sorting box of the present invention.

FIG. 3 is a schematic view of a partition assembly of the present invention.

FIG. 4 is a schematic view of the interior of the sorting cabinet of the present invention.

FIG. 5 is a schematic view of a cutting assembly of the present invention.

Fig. 6 is a schematic view of a discharge port of the present invention.

Fig. 7 is a schematic view of a crushing unit of the present invention.

In the figure: 1. a granulation unit; 2. classifying the box body; 3. crushing the box body; 4. a feed inlet; 5. a transmission roller; 6. a first motor; 7. a first threaded rod; 8. a first slide bar; 9. a second motor; 10. a baffle plate; 11. a pneumatic suction cup; 12. a cam post; 13. a first chute; 14. a sliding baffle; 15. a bump; 16. a first rotating drum; 17. a drive block; 18. a first cutter; 19. a first slider; 20. a first spring; 21. a ring gear; 22. a first rotating shaft; 23. a first gear; 24. a second rotating drum; 25. a second cutter; 26. a third motor; 27. a first chamber; 28. a second chamber; 29. a third chamber; 30. a filter plate; 31. a filtration pore; 32. a second feed port; 33. a water tank; 34. a first telescopic rod; 35. pushing the plate; 36. crushing the blades; 37. a second rotating shaft; 38. a second gear; 39. a fourth motor; 40. a discharge port; 41. a striker plate; 42. a second chute; 43. a second slider; 44. a second spring; 45. a tooth segment.

Detailed Description

The invention is further illustrated by the following figures and examples.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. Specific meanings of the above terms in the embodiments of the present invention can be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 to 2, a classifiable plastic particle granulating device comprises a granulating unit 1, the device comprises a classification box body 2 and a crushing box body 3, the classification box body 2 is positioned above the crushing box body 3, the bottom surface of the classification box body 2 is open and is communicated with the crushing box body 3, the feeding end of the classification box body 2 is communicated with the outside, the discharging end of the classification box body 2 is communicated with the feeding end of the crushing box body 3, and the discharging end of the crushing box body 3 is communicated with the feeding end of the granulating unit 1;

a classification unit for separating the plastic bottle body, the label, the bottle cap and the bottle cap ring is arranged in the classification box body 2, and a crushing unit for respectively crushing the plastic bottle body, the label, the bottle cap and the bottle cap ring is arranged in the crushing box body;

offer feed inlet 4 on 2 lateral walls of categorised box, the one side at feed inlet 4 place is the front side, the categorised unit is including transmission assembly, transmission assembly's transmission direction is by preceding to the back, transmission assembly one end is located feed inlet 4, the other end is located categorised box 2, the transmission assembly top is provided with and cuts off transmission assembly into a plurality of transmission passage's wall subassembly along transmission direction, it is provided with the first cutting subassembly that is used for cutting body and label to cut off the subassembly top, be used for cutting the bottleneck, bottle lid and bottle lid circle second cutting assembly, the cutting end of first cutting subassembly and second cutting assembly all can stretch into in the transmission passage.

In the embodiment, a worker puts plastic bottles into a classification box body from a feeding hole, the plastic bottles are placed in a transmission channel, the bottle caps of the plastic bottles face the classification box body, the transmission assemblies transmit the plastic bottles backwards, a first cutting assembly cuts the plastic bottles from the bottle bottoms to the bottle bodies, the bottle bodies are cut to be broken, labels are cut, the labels which are not bound fall off from gaps among the transmission assemblies, a second cutting assembly cuts the plastic bottles from the bottle caps to the bottle bodies, the bottle caps and a bottle cap ring are cut, the bottle caps and the bottle cap ring fall off from the gap of the other transmission assembly, and the rest bottle bodies fall off from the tail ends of the transmission assemblies;

the invention realizes the automatic separation of the plastic bottle body, the label, the bottle cap and the bottle cap ring, saves labor, improves the working efficiency, makes different materials granulate respectively, and is beneficial to improving the granulation quality.

As shown in fig. 3, the transmission assembly comprises a plurality of transmission rollers 5, the transmission rollers 5 are rotatably mounted on the left side wall and the right side wall of the classification box body 2, a first motor 6 is mounted on the outer wall of the classification box body 2, an output shaft of the first motor 6 extends into the classification box body 2 and is fixedly connected with one of the transmission rollers 5, and belt transmission is arranged among the other transmission rollers 5.

In this embodiment, the first motor rotates to drive the transmission roller to rotate, and the transmission roller drives the plastic bottle above to move forward.

As shown in fig. 3, the partition assembly comprises a first threaded rod 7 and a first slide rod 8, the first threaded rod 7 and the first slide rod 8 are rotatably mounted on the left and right side walls of the classification box body 2 and are parallel to the axial lead of the transmission roller 5, a second motor 9 is mounted on the outer wall of the classification box body 2, the output shaft of the second motor 9 extends into the classification box body 2 and is fixedly connected with the first threaded rod 7, one end of each of a plurality of baffles 10 is slidably sleeved on the first slide rod 8, the other end of each baffle is sleeved on the first threaded rod 7 and is in threaded connection with the first threaded rod 7, the baffles 10 are all positioned above the transmission roller 5, the length directions of the baffles 10 are all perpendicular to the axial lead of the transmission roller 5, a plurality of threads are arranged on the first threaded rod 7, the moving directions of two adjacent baffles 10 on the first threaded rod 7 are opposite, and one side of the baffle 10 contacting the plastic bottle is provided with a pneumatic suction cup 11, and the pneumatic suction cup 11 is located below the first cutting assembly.

In this embodiment, a plurality of baffles are located transmission roller bearing top, the baffle forms transmission path with the transmission roller bearing, the second motor rotates, it rotates to drive first threaded rod, first threaded rod drives the baffle and removes, adjustable transmission path width, be applicable to the plastic bottle of equidimension not, after the plastic bottle moves first cutting assembly below, pneumatic chuck adsorbs the label, first cutting assembly cuts its body and label open, the transmission roller bearing continues the motion, transmit the body forward, the label then leaves, pneumatic chuck loosens, the label drops by the gap of transmission roller bearing.

As shown in fig. 4 to 5, the first cutting assembly includes a cam post 12, two ends of the cam post 12 are respectively fixed on the left and right side walls of the classification box 2 and are parallel to the axial lead of the transmission roller 5, the left and right side walls of the classification box 2 are both provided with a first chute 13, the first chute 13 is perpendicular to the ground and is located at the rear side of the cam post 12, a sliding baffle 14 is slidably located in the first chute 13, and a projection 15 is fixed on one side of the sliding baffle 14 facing the cam post 12;

the first cutting assembly further comprises a first rotary drum 16 with two open ends, the two ends of the first rotary drum 16 are rotatably mounted on the left and right side walls of the classification box body 2 and surround the cam column 12, a driving block 17 capable of contacting the bump 15 and a plurality of first cutting knives 18 corresponding to the transmission channels one by one are fixedly connected on the circumferential outer wall of the first rotary drum 16, the first cutting knives 18 can extend into the first rotary drum 16 in a sliding manner, the sliding direction is vertical to the axial lead of the first rotary drum 16, one end of each first cutting knife 18 extending into the first rotary drum 16 is fixedly connected with a first sliding block 19, one side of each first sliding block 19 is in contact with the circumferential outer wall of the cam column 12, the other side of each first sliding block is fixedly connected with a first spring 20, the other end of each first spring 20 is fixedly connected with the inner wall of the first rotary drum 16, the circumferential outer wall of the first rotary drum 16 is also fixedly connected with a gear ring 21, the side wall of the classification box body 2 is further rotatably mounted with a first rotary shaft 22, one end of each first rotary shaft 22 extends into the classification box body 2 and is fixedly connected with a first gear 23, the first gear 23 meshes with the ring gear 21;

the second cutting assembly comprises a second rotary drum 24, the second rotary drum 24 is rotatably installed on the left side wall and the right side wall of the classification box body 2 and is located on the rear side of the first sliding groove 13, the second rotary drum 24 is parallel to the axial lead of the first rotary drum 16, a plurality of second cutting knives 25 which correspond to the transmission channels one by one are fixedly connected to the outer circumferential wall of the second rotary drum 24, a third motor 26 is installed on the outer wall of the classification box body 2, an output shaft of the third motor 26 extends into the classification box body 2 and is fixedly connected with the second rotary drum 24, and a belt transmission is further arranged between the output shaft of the third motor 26 and the first rotary shaft 22.

In the embodiment, when the plastic bottle moves below the first cutting assembly, the sliding baffle blocks the plastic bottle, the cap of the plastic bottle abuts against the sliding baffle, the first rotary drum rotates to drive the first cutting knife to rotate, the sliding block is in contact with the cam column, the protrusion of the cam column pushes out the first cutting knife, the first spring is compressed, the first cutting knife cuts off the bottle body and the label of the plastic bottle, then the sliding block moves along with the shape of the cam column, the first cutting knife retracts to avoid opening the sliding baffle, the driving block is in contact with the protrusion to lift the sliding baffle, the plastic bottle continues to move forwards, and the label drops;

then the plastic bottle moves to the lower part of the second cutting assembly, the third motor rotates to drive the second rotary drum, the second rotary drum drives the second cutting knife to cut the plastic bottle from the bottle cap to the bottle body, the bottle bottom position is propped against the other surface of the sliding baffle plate, so that the cutting is convenient, the cut bottle cap and the bottle cap ring fall from the gap of the transmission rolling shaft, and only the rest bottle body continues to move forwards;

the third motor drives a first rotating shaft when rotating, the first rotating shaft drives a first gear, the first gear passes through the first rotating drum of the gear ring, synchronous motion of the first rotating drum and the second rotating drum is guaranteed, the rotating directions are opposite, and the synchronism is good.

As shown in fig. 4, the top surface of the crushing box body 3 is open, the crushing box body 3 is divided into a first chamber 27, a second chamber 28 and a third chamber 29 from front to back through a first partition plate and a second partition plate, the first chamber 27 is located below the first cutting assembly, the second chamber 28 is located below the second cutting assembly, the third chamber 29 is located below the tail end of the transmission assembly, filter plates 30 are arranged in the first chamber 27, the second chamber 28 and the third chamber 29, the front side of each filter plate 30 is higher than the rear side, filter holes 31 and second feed ports 32 are formed in the filter plates 30 from front to back, and water tanks 33 are fixedly connected to the bottom surfaces of the filter plates 30 and are communicated with the filter holes 31;

the front side of the first chamber 27 is provided with a first telescopic rod 34, the telescopic direction of the first telescopic rod 34 is parallel to the filter plate 30, and the telescopic end of the first telescopic rod 34 is fixedly connected with a push plate 35 which can be matched with the top surface of the filter plate 30.

In this embodiment, first cavity is used for adorning the label, second cavity dress bottle lid and bottle lid circle, third cavity dress body, probably can have remaining partly liquid in the plastic bottle, liquid is too much unfavorable for plastics granulation work, need drip to do, consequently first cutting subassembly cuts the body in advance, be convenient for at the transmission in waterlogging caused by excessive rainfall, on the filter of three cavity of moisture drippage, flow into in the water tank through the filtration pore, the label, the body, bottle lid and bottle lid circle then fall into crushing unit by the second feed inlet in, the label is thinner, adsorb to the filter because of static easily, first telescopic link stretches out, the push pedal promotes on the filter, push the label in pushing the second feed inlet.

As shown in fig. 6 to 7, the crushing unit includes crushing blades 36 respectively located in the first chamber 27, the second chamber 28 and the third chamber 29, the crushing blades 36 are all fixedly connected to a second rotating shaft 37, the second rotating shaft 37 is rotatably installed on the bottom surface of the crushing box body 3, one end of the second rotating shaft 37 extends out of the bottom surface of the crushing box body 3 and is fixedly connected to a second gear 38, a fourth motor 39 is installed on the bottom surface of the crushing box body 3, an output shaft of the fourth motor 39 is fixedly connected to one of the second rotating shafts 37, and belt transmission is provided between the other second rotating shafts 37;

discharge gate 40 has all been seted up to first cavity 27, second cavity 28 and third cavity 29 bottom surface, discharge gate 40 communicates with granulation unit 1 respectively, discharge gate 40 department all is provided with striker plate 41, be provided with second spout 42 on the discharge gate 40, striker plate 41 top surface rigid coupling has second slider 43, second slider 43 slidable is located second spout 42, be provided with second spring 44 in the second spout 42, second spring 44 one end and second spout 42 bottom rigid coupling, the other end and second slider 43 rigid coupling, the rigid coupling has tooth section 45 on the striker plate 41 lateral wall, tooth section 45 and the meshing of second gear 38.

In this embodiment, under the initial condition, the second spring pushes the striker plate open, exposes the discharge gate, starts as the fourth motor, drives a plurality of broken paddles and smashes plastic bottle body, label, bottle lid etc. and second gear meshing tooth section, tooth section drive striker plate block the discharge gate, prevent that the plastics piece from splashing, the broken plastics of the broken unit of being convenient for.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the embodiments of the invention without departing from the spirit and scope of the invention, which is to be covered by the claims.

Claims

1. A classifiable plastic particle granulating device comprises a granulating unit (1) and is characterized by comprising a classification box body (2) and a crushing box body (3), wherein the classification box body (2) is positioned above the crushing box body (3), the bottom surface of the classification box body (2) is open and communicated with the crushing box body (3), the feeding end of the classification box body (2) is communicated with the outside, the discharging end of the classification box body (2) is communicated with the feeding end of the crushing box body (3), and the discharging end of the crushing box body (3) is communicated with the feeding end of the granulating unit (1);

a classification unit for separating the plastic bottle body, the label, the bottle cap and the bottle cap ring is arranged in the classification box body (2), and a crushing unit for respectively crushing the plastic bottle body, the label, the bottle cap and the bottle cap ring is arranged in the crushing box body;

offer feed inlet (4) on categorised box (2) lateral wall, one side at feed inlet (4) place is the front side, categorised unit is including transmission assembly, transmission assembly's transmission direction is by preceding to the back, transmission assembly one end is located feed inlet (4), the other end is located categorised box (2), the transmission assembly top is provided with and cuts off transmission assembly for a plurality of transmission passage's wall subassembly along transmission direction, it is provided with the first cutting subassembly that is used for cutting body of the bottle and label to cut off the subassembly top, be used for cutting the bottleneck, bottle lid and bottle lid circle second cutting assembly, the cutting end of first cutting subassembly and second cutting subassembly all can stretch into in the transmission passage.

2. The classifiable plastic particle granulating device as claimed in claim 1, wherein the conveying assembly comprises a plurality of conveying rollers (5), the conveying rollers (5) are rotatably mounted on the left and right side walls of the classifying box body (2), a first motor (6) is mounted on the outer wall of the classifying box body (2), an output shaft of the first motor (6) extends into the classifying box body (2) and is fixedly connected with one of the conveying rollers (5), and belt transmission is arranged among the other conveying rollers (5).

3. The classifiable plastic particle granulating device as claimed in claim 2, wherein the partition member comprises a first threaded rod (7) and a first slide rod (8), the first threaded rod (7) and the first slide rod (8) are rotatably mounted on the left and right side walls of the classification box body (2) and are parallel to the axial line of the transmission roller (5), a second motor (9) is mounted on the outer wall of the classification box body (2), the output shaft of the second motor (9) extends into the classification box body (2) and is fixedly connected with the first threaded rod (7), one end of each of a plurality of baffles (10) is slidably sleeved on the first slide rod (8), the other end of each baffle is sleeved on the first threaded rod (7) and is in threaded connection with the first threaded rod (7), the baffles (10) are positioned above the transmission roller (5), and the length direction of each baffle (10) is perpendicular to the axial line of the transmission roller (5), the first threaded rod (7) is provided with a plurality of sections of threads, the moving directions of two adjacent baffles (10) on the first threaded rod (7) are opposite, one side of each baffle (10) contacting the plastic bottle is provided with a pneumatic sucker (11), and the pneumatic sucker (11) is positioned below the first cutting assembly.

4. The classifiable plastic particle granulating device as claimed in claim 3, wherein the first cutting assembly comprises a cam post (12), two ends of the cam post (12) are respectively fixedly connected to the left and right side walls of the classifying box body (2) and are parallel to the axial line of the conveying roller (5), the left and right side walls of the classifying box body (2) are respectively provided with a first chute (13), the first chute (13) is perpendicular to the ground and is positioned at the rear side of the cam post (12), the sliding baffle (14) is slidably positioned in the first chute (13), and one side of the sliding baffle (14) facing the cam post (12) is fixedly connected with a bump (15);

the first cutting assembly further comprises a first rotary drum (16) with two open ends, the two ends of the first rotary drum (16) are rotatably mounted on the left side wall and the right side wall of the classification box body (2) and surround the cam column (12), a driving block (17) capable of contacting the convex block (15) and a plurality of first cutting knives (18) corresponding to the transmission channels one by one are fixedly connected to the circumferential outer wall of the first rotary drum (16), the first cutting knives (18) can extend into the first rotary drum (16) in a sliding mode, the sliding direction of the first cutting knives is perpendicular to the axial lead of the first rotary drum (16), one end, extending into the first rotary drum (16), of each first cutting knife (18) is fixedly connected with a first sliding block (19), one side of each first sliding block (19) is in contact with the circumferential outer wall of the cam column (12), the other side of each first sliding block is fixedly connected with a first spring (20), the other end of each first spring (20) is fixedly connected with the inner wall of the first rotary drum (16), and a gear ring (21) is fixedly connected to the circumferential outer wall of the first rotary drum (16), a first rotating shaft (22) is rotatably arranged on the side wall of the classification box body (2), one end of the first rotating shaft (22) extends into the classification box body (2) and is fixedly connected with a first gear (23), and the first gear (23) is meshed with the gear ring (21);

the second cutting assembly comprises a second rotary drum (24), the second rotary drum (24) is rotatably installed on the left side wall and the right side wall of the classification box body (2) and is located on the rear side of the first sliding groove (13), the second rotary drum (24) is parallel to the axial lead of the first rotary drum (16), a plurality of second cutting knives (25) which correspond to the transmission channels one to one are fixedly connected to the outer wall of the circumference of the second rotary drum (24), a third motor (26) is installed on the outer wall of the classification box body (2), an output shaft of the third motor (26) extends into the classification box body (2) and is fixedly connected with the second rotary drum (24), and a belt transmission is further arranged between the output shaft of the third motor (26) and the first rotary shaft (22).

5. A sortable plastic pellet pelletizing apparatus as claimed in claim 4, the top surface of the crushing box body (3) is opened, the crushing box body (3) is internally divided into a first chamber (27), a second chamber (28) and a third chamber (29) through a first partition plate and a second partition plate from front to back, the first chamber (27) is positioned below the first cutting assembly, the second chamber (28) is positioned below the second cutting assembly, the third chamber (29) is positioned below the tail end of the transmission assembly, filter plates (30) are respectively arranged in the first chamber (27), the second chamber (28) and the third chamber (29), the height of the front sides of the filter plates (30) is higher than that of the rear sides, filter holes (31) and second feed inlets (32) are formed in the filter plates (30) from front to back, and water tanks (33) are fixedly connected to the bottom surfaces of the filter plates (30) and communicated with the filter holes (31);

first telescopic link (34) is installed to first cavity (27) front side, and the flexible direction of first telescopic link (34) is parallel with filter (30), and the flexible end rigid coupling of first telescopic link (34) has push pedal (35) that can cooperate with filter (30) top surface.

6. The classifiable plastic particle granulating device as claimed in claim 5, wherein the crushing unit comprises crushing blades (36) respectively located in the first chamber (27), the second chamber (28) and the third chamber (29), the crushing blades (36) are all fixedly connected to a second rotating shaft (37), the second rotating shaft (37) is rotatably installed on the bottom surface of the crushing box body (3), one end of the second rotating shaft extends out of the bottom surface of the crushing box body (3) and is fixedly connected with a second gear (38), a fourth motor (39) is installed on the bottom surface of the crushing box body (3), an output shaft of the fourth motor (39) is fixedly connected with one of the second rotating shafts (37), and belt transmission is arranged among other second rotating shafts (37);

discharge gate (40) have all been seted up to first cavity (27), second cavity (28) and third cavity (29) bottom surface, discharge gate (40) communicate with granulation unit (1) respectively, discharge gate (40) department all is provided with striker plate (41), be provided with second spout (42) on discharge gate (40), striker plate (41) top surface rigid coupling has second slider (43), second slider (43) slidable is located second spout (42), be provided with second spring (44) in second spout (42), second spring (44) one end and second spout (42) bottom rigid coupling, the other end and second slider (43) rigid coupling, the rigid coupling has tooth section (45) on striker plate (41) lateral wall, tooth section (45) and second gear (38) meshing.