CN112809966A - Environment-friendly plastic granulator with adjustable granulation size and use method thereof - Google Patents

Abstract

The invention discloses an environment-friendly plastic granulator with adjustable granulation size and a use method thereof, and relates to the technical field of plastic granulators. The plastic wire cutting machine is reasonable in structure, plastic wires with different specifications are formed by cutting a sol material on the forming holes with different specifications through the forming plates provided with a plurality of groups of forming holes with different specifications, the screw rod is rotated to drive the sliding plate to move, so that the cutter is driven to move, the distance between the cutter and the limiting cutting plate is adjusted, and the cutter is matched with the limiting cutting plate to cut the plastic wires into particles with different sizes.

Description

Environment-friendly plastic granulator with adjustable granulation size and use method thereof

Technical Field

The invention relates to the technical field of plastic granulators, in particular to an environment-friendly plastic granulator with adjustable granulation size and a use method thereof.

Background

The plastic granulation is a process of plastic mechanical processing, and the quality and the process of plastic products can be continuously improved only by groping and mastering skills according to the performance and practice of a machine in the plastic granulation process, and the plastic granulation needs to be carried out by using a plastic granulator.

Current environmental protection type plastic granulator simple structure, the function singleness can not be according to the demand of different plastic granules size, and adjusts plastic granulator granulation size, consequently, for solving this problem, this application provides a granulation size adjustable environmental protection type plastic granulator and satisfies the demand.

Disclosure of Invention

An object of this application is to provide an environment-friendly plastic granulator of granulation size adjustable, adjustable plastic granulator granulation size to satisfy the user demand of different plastic granules sizes.

In order to achieve the above purpose, the present application provides the following technical solutions: an environment-friendly plastic granulator with adjustable granulation size comprises a base plate, wherein a material cylinder and a forming box are arranged at the top of the base plate, a material collecting groove is formed in the side wall of one side of the forming box, a material feeding hole is formed in one side of the forming box, which is positioned at the position opposite to the material collecting groove, one end of the material cylinder extends into the material feeding hole, a sliding groove is formed in the top of the forming box, a forming plate is arranged in the sliding groove, a plurality of groups of forming holes with different specifications are formed in the forming plate, a water box, a wind box and a granulation box are sequentially arranged at one side of the forming box, a pressing part is arranged on the water box, a wind blowing part is arranged on the wind box, a fixing plate is installed at the top of the granulation box, a moving groove is formed in the side wall of one side of the fixing plate, a sliding, the bottom side of cutter is equipped with spacing cutting plate, the both ends and the granulation box fixed connection of spacing cutting plate, set up threaded hole on the lateral wall of slide one side, set up the rotation hole on the lateral wall of one side of fixed plate, the spiro union has the screw rod in the threaded hole, the one end of screw rod runs through the rotation hole, be equipped with in the granulation box and send a silk portion, be equipped with the reciprocating sieve subsection on the bottom inner wall of granulation box.

Borrow by above-mentioned structure, the colloidal sol material in the feed cylinder flows to the shaping incasement, then flow through the shaping hole shaping on the shaping board, the water cooling shaping in the water box, it is dry to go out to wind on the box through the wind, the one end and the spacing cutting plate contact of plastic filament after the shaping, the cylinder push rod promotes cutter and plastic filament contact, cooperation spacing cutting plate cuts into the graininess with the plastic filament, through set up the shaping hole of multiunit different specifications on the shaping board, make colloidal sol material open and realize the plastic filament of shaping different specifications on the shaping hole of different specifications, rotate the screw rod, the screw rod drives the slide and removes, thereby drive the cutter and remove, the distance of adjustment and spacing cutting plate, thereby cut into the granule of equidimension with the plastic filament.

Preferably, the pressing portion comprises a top transverse plate installed on the water box, a pressing rod arranged on the top of the transverse plate, a pressing plate installed at one end of the pressing rod, and a pressing spring sleeved on the pressing rod, a sliding hole is formed in the top of the transverse plate, one end of the pressing rod penetrates through the sliding hole, and two ends of the pressing spring are fixedly connected with the pressing rod and the transverse plate respectively.

Furthermore, the plastic wire is positioned at the bottom side of the pressing plate, and under the action of the elastic force of the pressing spring, the pressing rod pushes the pressing plate to enable the plastic wire to be always kept in the water box and formed through water cooling.

Preferably, the wire feeding part comprises a pair of wire feeding rollers rotatably mounted on one side, close to each other, of the granulation box, gears respectively sleeved on the pair of wire feeding rollers, and a motor arranged on one side of the granulation box, a mounting plate is mounted on one side of the granulation box, the motor is mounted on the mounting plate, the output end of the motor is fixedly connected with one of the wires feeding rollers, and the gears are meshed with each other.

The motor rotates, and the gear is meshed with each other, so that the movable wire feeding roller is driven to rotate, plastic wires are pulled, and the next granulation operation is facilitated.

Preferably, the vibrations portion including install four guide bars on granulation box bottom inner wall, cup joint respectively in four vibrations spring on the guide bar, cup joint in four screen frame on the guide bar, rotate install in granulation box is close to the axis of rotation of one side each other, cup joint in an epaxial a pair of cam of rotation, the driven pulleys has been cup jointed in the axis of rotation, has cup jointed driving pulley on one of them send a roller axle, driven pulleys with the last tensioning of driving pulley has the belt, be equipped with the screen cloth on the screen frame, the bottom side of screen cloth is equipped with collects the box.

Further, the motor rotates, the rotating shaft is driven to rotate through the driving belt wheel, the driven belt wheel and the belt, the rotating shaft drives the cam to rotate, the cam is in contact with the screen frame, the screen frame is pushed to move along the direction of the guide rod, and the screen frame is continuously vibrated under the elastic action of the vibrating spring, so that cut plastic particles are screened, and larger defective products are screened out.

Preferably, the air blowing part comprises an air blower arranged on one side of the air box, a main air pipe arranged on the air outlet end of the air blower, and a plurality of sub air pipes arranged on the side wall of the main air pipe, a side plate is arranged on the side wall of one side of the air box, and the air blower is arranged on the side plate.

Furthermore, the air blower discharges air to the main air pipe, the main air pipe flows the air to the plurality of branch air pipes, and finally, the air is uniformly blown to the surface of the plastic wires through the air outlet holes in the branch air pipes, so that the moisture on the surface of the plastic wires is dried.

Preferably, a pair of limiting grooves is formed in the side wall of one side of the forming box, a plurality of pairs of limiting holes are formed in the forming plate, a limiting rod is arranged on one side of the forming box, two ends of the limiting rod penetrate through the pair of limiting holes respectively and extend into the pair of limiting grooves respectively, limiting springs are sleeved on two ends of the limiting rod respectively, and two ends of each limiting spring are fixedly connected with the forming box and the limiting rod respectively.

Through setting up spacing hole, spacing groove, gag lever post, spacing spring, after selecting the shaping hole on the different constitutive boards, the shaping board that slides is placed suitable position after, fixes the position of shaping board through the gag lever post to under spacing spring's elastic force effect, make the shaping board fixed more stable.

Preferably, the side wall of the charging barrel is provided with a feeding hopper, the side wall of the charging barrel is provided with a pair of supporting plates, the supporting plates are fixedly arranged on the bottom plate, the charging barrel is sleeved with a pair of heaters, and a piston feeding mechanism of the hydraulic machine is arranged in the charging barrel.

Preferably, all rotate on the inner wall of the both ends position department of water box and install the pressure roller, rotate on the lateral wall of the one end position department of water box and install the tensioning roller, install the flat board on the inner wall of water box.

By arranging the pressing roller, the plastic wires are fully contacted with water in the water box and cooled and formed.

Preferably, a pair of placing rollers is installed on the inner wall of the air box, a liquid guide plate is installed on the inner wall of the air box, which is located at the bottom side of the placing rollers, and one end of the liquid guide plate extends to the top side of the water box.

Through setting up the drain board, with the water droplet that the plastics silk surface fell, the direction flows to the water box in, avoids cooling water to fall into on the device.

Preferably, the inner wall of the granulation box is rotatably provided with a guide roller, and the inner wall of the granulation box is provided with a discharge hopper at the bottom side of the limiting cutting plate.

In conclusion, the technical effects and advantages of the invention are as follows:

1. the plastic wire forming machine is reasonable in structure, sol in the material cylinder flows into the forming box, then flows out through forming holes in the forming plate in a forming mode, is formed by cooling water in the water box, is blown out of the air box, one end of the formed plastic wire is in contact with the limiting cutting plate, the air cylinder push rod pushes the cutter to be in contact with the plastic wire, the plastic wire is cut into particles by matching with the limiting cutting plate, the sol is formed on the forming holes of different specifications by arranging a plurality of groups of forming holes of different specifications on the forming plate to form the plastic wires of different specifications, the screw rod is rotated to drive the sliding plate to move, so that the cutter is driven to move, the distance between the sliding plate and the limiting cutting plate is adjusted, and the plastic wires are cut into particles of different sizes;

2. according to the invention, the compression spring, the compression rod and the pressing plate are arranged, the plastic wire is positioned at the bottom side of the pressing plate and at the top side of the flat plate, and under the elastic force action of the compression spring, the compression rod pushes the pressing plate to be matched with the flat plate, so that the plastic wire is always kept in the water box and is formed by water cooling;

3. in the invention, a motor rotates, a driving belt wheel, a driven belt wheel and a belt drive a rotating shaft to rotate, the rotating shaft drives a cam to rotate, the cam is in contact with a screen frame to push the screen frame to move along the direction of a guide rod, and the screen frame is continuously vibrated under the action of the elastic force of a vibration spring, so that cut plastic particles are screened, and larger defective products are screened out;

4. in the invention, the air is blown out to the main air pipe by the air blower, the main air pipe flows the air to the plurality of branch air pipes, finally, the air is uniformly blown to the surface of the plastic filament through the air outlet holes on the branch air pipes, the moisture on the surface of the plastic filament is dried, water drops falling from the surface of the plastic filament flow into the water box through the liquid guide plate, and cooling water is prevented from falling onto the device;

5. according to the invention, by arranging the limiting holes, the limiting grooves, the limiting rods and the limiting springs, after the forming holes on different forming plates are selected, the forming plates are slid and placed at proper positions, the positions of the forming plates are fixed through the limiting rods, and the forming plates are fixed more stably under the elastic action of the limiting springs.

Drawings

FIG. 1 is a schematic view of a first-view perspective structure of a pelletizer;

FIG. 2 is a schematic view of a second perspective structure of the pelletizer;

FIG. 3 is a schematic view of a partially cut-away perspective structure of a plastic granulator;

FIG. 4 is an enlarged schematic view of the interior of the granulation box;

FIG. 5 is a partially enlarged view of FIG. 3;

FIG. 6 is an enlarged view of the structure at A in FIG. 2;

FIG. 7 is an enlarged perspective view of the forming box;

fig. 8 is an enlarged perspective view of the molding plate.

In the figure: 1. a base plate; 2. a support plate; 3. a charging barrel; 4. a feed hopper; 5. a heater; 6. forming a box; 7. forming a plate; 8. a water box; 9. air distributing pipes; 10. a side plate; 11. a wind box; 12. a granulation box; 13. mounting a plate; 14. a motor; 15. a driving pulley; 16. a gear; 17. a guide roller; 18. a screen frame; 19. a fixing plate; 20. a cylinder; 21. a screw; 22. a blower; 23. a main air duct; 24. a collection box; 25. pressing the roller; 26. a flat plate; 27. a tension roller; 28. a liquid guide plate; 29. placing a roller; 30. a cutter; 31. a discharge hopper; 32. limiting a cutting plate; 33. a material collecting groove; 34. a limiting groove; 35. a chute; 36. a limiting hole; 37. a driven pulley; 38. a belt; 39. a cam; 40. vibrating the spring; 41. a guide bar; 42. a slide plate; 43. a limiting rod; 44. a limiting spring; 45. a transverse plate; 46. a pressure lever; 47. a compression spring; 48. pressing a plate; 49. and (5) forming holes.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): referring to fig. 1-8, an environment-friendly plastic granulator with adjustable granulation size comprises a bottom plate 1, wherein the bottom plate 1 can be any one of steel plates in the prior art.

The top of bottom plate 1 is equipped with feed cylinder 3, shaping case 6, has seted up album silo 33 on one side lateral wall of shaping case 6, and the feed port has been seted up to one side that shaping case 6 is located the relative position department of album silo 33, and in the one end of feed cylinder 3 extended to the feed port, spout 35 has been seted up at the top of shaping case 6, is equipped with shaping plate 7 in the spout 35, and shaping plate 7 can be any one kind steel sheet among the prior art.

Set up the shaping hole 49 of the different specifications of multiunit on the shaping plate 7, one side of shaping case 6 is equipped with water box 8, wind box 11, granulation box 12 in proper order, is equipped with the portion of compressing tightly on the water box 8, is equipped with the portion of blowing on the wind box 11, and fixed plate 19 is installed at the top of granulation box 12, and fixed plate 19 and granulation box 12 can be any one kind connected mode among the prior art, for example the welding.

A moving groove is formed in the side wall of one side of the fixing plate 19, a sliding plate 42 is arranged in the moving groove, the air cylinder 20 is installed at the top of the sliding plate 42, the cutter 30 is installed at one end of a push rod of the air cylinder 20, and the cutter 30 and the push rod of the air cylinder 20 are in a bolt connection mode in the prior art.

The bottom side of cutter 30 is equipped with spacing cutting plate 32, and both ends and granulation box 12 fixed connection of spacing cutting plate 32 have seted up the screw hole on the lateral wall of slide 42 one side, have seted up the rotation hole on the lateral wall of one side of fixed plate 19, and threaded connection has screw rod 21 in the screw hole, and the one end of screw rod 21 runs through the rotation hole, is equipped with a portion of sending a silk in the granulation box 12, is equipped with the vibrations screening part on the bottom inner wall of granulation box 12.

By means of the structure, the sol in the charging barrel 3 flows into the forming box 6 and flows out through the forming holes 49 on the forming plate 7 in a forming mode, the sol is formed by water cooling in the water box 8 and dried through the air blowing on the air box 11, one end of the formed plastic wire is in contact with the limiting cutting plate 32, the push rod of the air cylinder 20 pushes the cutter 30 to be in contact with the plastic wire, the plastic wire is cut into particles through the limiting cutting plate 32 in a matched mode, a plurality of groups of forming holes 49 with different specifications are formed in the forming plate 7, the sol is cut in the forming holes 49 with different specifications to form the plastic wires with different specifications, the screw rod 21 is rotated to drive the sliding plate 42 to move, the cutter 30 is driven to move, the distance between the sol and the limiting cutting plate 32 is adjusted, and the plastic wires are cut into particles with different sizes.

As a preferred embodiment in this embodiment, the pressing portion includes a top transverse plate 45 installed on the water box 8, a pressing rod 46 disposed on the top of the transverse plate 45, a pressing plate 48 installed on one end of the pressing rod 46, and a pressing spring 47 sleeved on the pressing rod 46, a sliding hole is opened on the top of the transverse plate 45, one end of the pressing rod 46 penetrates through the sliding hole, and two ends of the pressing spring 47 are respectively fixedly connected with the pressing rod 46 and the transverse plate 45. The plastic wire is positioned at the bottom side of the pressure plate 48, and under the action of the elastic force of the compression spring 47, the pressure rod 46 pushes the pressure plate 48 to keep the plastic wire in the water box 8 at all times, and the plastic wire is formed through water cooling.

As a preferred embodiment in this embodiment, the wire feeding portion includes a pair of wire feeding rollers rotatably mounted on one side of the prilling box 12 close to each other, gears 16 respectively sleeved on the pair of wire feeding rollers, and a motor 14 disposed on one side of the prilling box 12, a mounting plate 13 is mounted on one side of the prilling box 12, the motor 14 is mounted on the mounting plate 13, an output end of the motor 14 is fixedly connected with a shaft on one of the wire feeding rollers, the pair of gears 16 are engaged with each other, and the motor 14 may be any one of the types in the prior art, such as: 5IK120 RGN. The motors 14 rotate and are engaged with each other through the gears 16, so that the movable wire feeding rollers are driven to rotate, and plastic wires are pulled, and the next pelletizing operation is facilitated.

As a preferred embodiment in this embodiment, the vibrating portion includes four guide rods 41 mounted on the inner wall of the bottom of the granulation box 12, a vibrating spring 40 respectively sleeved on the four guide rods 41, a screen frame 18 sleeved on the four guide rods 41, a rotating shaft rotatably mounted on one side of the granulation box 12 close to each other, and a pair of cams 39 sleeved on the rotating shaft, a driven pulley 37 is sleeved on the rotating shaft, a driving pulley 15 is sleeved on one of the wire feeding roller shafts, a belt 38 is tensioned on the driven pulley 37 and the driving pulley 15, a screen is disposed on the screen frame 18, and a collection box 24 is disposed on the bottom side of the screen. The motor 14 rotates, the driving belt wheel 15, the driven belt wheel 37 and the belt 38 drive the rotating shaft to rotate, the rotating shaft drives the cam 39 to rotate, the cam 39 is in contact with the screen frame 18, the screen frame 18 is pushed to move along the direction of the guide rod 41, and the screen frame 18 is continuously vibrated under the elastic force of the vibrating spring 40, so that cut plastic particles are screened, and larger defective products are screened out.

In a preferred embodiment of the present invention, the blowing unit includes a blower 22 disposed on one side of the wind box 11, a main duct 23 attached to an air outlet end of the blower 22, and a plurality of branch ducts 9 attached to side walls of the main duct 23, a side plate 10 is attached to one side wall of the wind box 11, and the blower 22 is attached to the side plate 10. The blower 22 blows air to the main air pipe 23, the main air pipe 23 flows the air to the plurality of sub-air pipes 9, and finally the air is uniformly blown to the surface of the plastic filaments through the air outlet holes in the sub-air pipes 9, so that moisture on the surface of the plastic filaments is dried.

As a preferred embodiment in this embodiment, a pair of limiting grooves 34 is formed in a side wall of the forming box 6, a plurality of pairs of limiting holes 36 are formed in the forming plate 7, a limiting rod 43 is arranged at one side of the forming box 6, two ends of the limiting rod 43 respectively penetrate through one pair of limiting holes 36 and respectively extend into the pair of limiting grooves 34, limiting springs 44 are respectively sleeved at two ends of the limiting rod 43, and two ends of the limiting springs 44 are respectively fixedly connected with the forming box 6 and the limiting rod 43. Through setting up spacing hole 36, spacing groove 34, gag lever post 43, spacing spring 44, after selecting the shaping hole 49 on the different group's profiled sheeting 7, slip profiled sheeting 7 places suitable position after, fixes the position of profiled sheeting 7 through gag lever post 43 to under spacing spring 44's elastic force effect, make the profiled sheeting 7 fixed more stable.

In this embodiment, a feed hopper 4 is installed on the side wall of a charging barrel 3, a pair of supporting plates 2 is installed on the side wall of the charging barrel 3, the pair of supporting plates 2 and a bottom plate 1 are fixedly installed, a pair of heaters 5 are sleeved on the charging barrel 3, and a piston feeding mechanism of a hydraulic machine is arranged in the charging barrel 3.

In this embodiment, the inner walls of the two end positions of the water box 8 are rotatably provided with pressing rollers 25, the side wall of one end position of the water box 8 is rotatably provided with tensioning rollers 27, and the inner wall of the water box 8 is provided with a flat plate 26. The plastic wires are fully contacted with the water in the water box 8 by arranging the pressing roller 25, and then are cooled and formed.

In this embodiment, a pair of placing rollers 29 are installed on the inner wall of the wind box 11, a liquid guide plate 28 is installed on the inner wall of the wind box 11 at the bottom side of the placing rollers 29, and one end of the liquid guide plate 28 extends to the top side of the water box 8. Through setting up drain board 28, with the water droplet that the plastic filament surface fell, the direction flows to in the water box 8, avoids cooling water to fall into on the device.

In this embodiment, the guide roller 17 is rotatably mounted on the inner wall of the granulation box 12, and the discharge hopper 31 is mounted on the inner wall of the granulation box 12 on the bottom side of the limit cutting plate 32.

The working principle of the invention is as follows:

firstly, plastic material is selected to slide into a material barrel 3 through a feed hopper 4, plastic raw materials are melted into plastic material dissolving materials through a heater 5, the plastic material dissolving materials are pushed into a forming box 6 through a piston feeding mechanism of a hydraulic machine in the material barrel 3, the plastic material dissolving materials in the forming box 6 are extruded into plastic sol wires through forming holes 49 in a forming plate 7, the plastic sol wires are cooled and formed through water in a water box 8, the formed plastic wires pass through an air blowing part on an air box 11 to blow and dry water on the surfaces of the plastic wires, finally, one ends of the plastic wires are in contact with a limiting cutting plate 32, a push rod of an air cylinder 20 pushes a cutter 30 to cut the plastic wires into plastic particles, the plastic particles slide to a screen frame 18 through a discharge hopper 31, the vibration part enables the screen frame 18 to vibrate ceaselessly, the cut plastic particles are screened, and larger defective products are screened out.

The forming plate 7 is provided with a plurality of groups of forming holes 49 with different specifications, plastic wires with different diameters and sizes can be realized, the screw rod 21 is rotated, the screw rod 21 drives the sliding plate 42 to move, so that the cutter 30 is driven to move, the horizontal distance between the cutter 30 and the limiting cutting plate 32 is adjusted, and the plastic wires are cut into particles with different sizes.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (10)

1. The utility model provides an environment-friendly plastic granulator of granulation size adjustable, includes bottom plate (1), its characterized in that: the plastic wire forming machine is characterized in that a material cylinder (3) and a forming box (6) are arranged at the top of the bottom plate (1), a material collecting groove (33) is formed in the side wall of one side of the forming box (6), a material feeding hole is formed in one side, located at the position opposite to the material collecting groove (33), of the forming box (6), one end of the material cylinder (3) extends into the material feeding hole, a sliding groove (35) is formed in the top of the forming box (6), a forming plate (7) is arranged in the sliding groove (35), a plurality of groups of forming holes (49) with different specifications are formed in the forming plate (7), plastic wires with different diameters can be formed, a water box (8), a wind box (11) and a granulating box (12) are sequentially arranged on one side of the forming box (6), a pressing portion is arranged on the water box (8), a wind blowing portion is arranged on the wind box (11), and a fixing, through set up the shaping hole (49) of the different specifications of multiunit on shaping board (7), make dissolve the sizing material and open and realize the shaping plastics silk of different specifications on shaping hole (49) of different specifications, rotate screw rod (21), screw rod (21) drive slide (42) and remove to drive cutter (30) and remove, adjust the distance of cutter (30) and spacing cutting plate (32), thereby cut into the not granule of equidimension with the plastics silk.

2. The environment-friendly plastic granulator with adjustable granulation size as claimed in claim 1, wherein: the utility model discloses a granulation granulating machine, including fixed plate (19), cutting plate (32), limiting cutting plate (21), wire feeding portion, the shifting chute has been seted up on the lateral wall of one side of fixed plate (19), be equipped with slide (42) in the shifting chute, cylinder (20) are installed at the top of slide (42), and cutter (30) are installed to the one end of cylinder (20) push rod, the bottom side of cutter (30) is equipped with limiting cutting plate (32), the both ends and granulation box (12) fixed connection of limiting cutting plate (32), set up threaded hole on the lateral wall of one side of slide (42), set up the rotation hole on the lateral wall of one side of fixed plate (19), threaded hole threaded connection has screw rod (21), the one end of screw rod (21) runs through the rotation hole, be equipped with wire feeding portion in granulation box (12), be equipped with vibrations sieve subsection on the bottom inner wall of granulation box (12), the plastic wire water box is characterized by comprising a pressing plate (48) installed at one end of the pressing rod (46) and a compression spring (47) sleeved on the pressing rod (46), a sliding hole is formed in the top of the transverse plate (45), one end of the pressing rod (46) penetrates through the sliding hole, two ends of the compression spring (47) are fixedly connected with the pressing rod (46) and the transverse plate (45) respectively, the plastic wire is located on the bottom side of the pressing plate (48), and under the elastic action of the compression spring (47), the pressing rod (46) pushes the pressing plate (48) to enable the plastic wire to be kept in the water box (8) all the time and formed through water cooling.

3. The environment-friendly plastic granulator with adjustable granulation size as claimed in claim 2, characterized in that: the wire feeding part comprises a pair of wire feeding rollers which are rotatably installed on one side, close to each other, of the granulation box (12), gears (16) which are sleeved on the wire feeding rollers and a motor (14) which is arranged on one side of the granulation box (12) respectively, an installation plate (13) is installed on one side of the granulation box (12), the motor (14) is installed on the installation plate (13), the output end of the motor (14) is fixedly connected with one of the wires feeding rollers, and the gears (16) are meshed with each other.

4. The environment-friendly plastic granulator with adjustable granulation size as claimed in claim 2, characterized in that: the vibrating part comprises four guide rods (41) arranged on the inner wall of the bottom of a granulating box (12), vibrating springs (40) respectively sleeved on the four guide rods (41), a screen frame (18) sleeved on the four guide rods (41), a rotating shaft rotatably arranged on one side, close to each other, of the granulating box (12), and a pair of cams (39) sleeved on the rotating shaft, driven pulleys (37) are sleeved on the rotating shaft, a driving pulley (15) is sleeved on one of wire feeding roller shafts, a belt (38) is tensioned on the driven pulleys (37) and the driving pulley (15), a screen is arranged on the screen frame (18), a collecting box (24) is arranged on the bottom side of the screen, a motor (14) rotates, the rotating shaft is driven to rotate through the driving pulley (15), the driven pulleys (37) and the belt (38), and the rotating shaft drives the cams (39) to rotate, the cam (39) is in contact with the screen frame (18) to push the screen frame (18) to move along the direction of the guide rod (41), and the screen frame (18) is continuously vibrated under the action of the elastic force of the vibration spring (40), so that cut plastic particles are screened, and larger defective products are screened out.

5. The environment-friendly plastic granulator with adjustable granulation size as claimed in claim 3, characterized in that: the air blowing part comprises an air blower (22) arranged on one side of the air box (11), a main air pipe (23) arranged on the air outlet end of the air blower (22), and a plurality of air distributing pipes (9) arranged on the side wall of the main air pipe (23), a side plate (10) is arranged on the side wall of one side of the air box (11), and the air blower (22) is arranged on the side plate (10).

6. The environment-friendly plastic granulator with adjustable granulation size as claimed in claim 2, characterized in that: the forming device is characterized in that a pair of limiting grooves (34) is formed in the side wall of one side of the forming box (6), a plurality of pairs of limiting holes (36) are formed in the forming plate (7), a limiting rod (43) is arranged on one side of the forming box (6), two ends of the limiting rod (43) penetrate through one pair of limiting holes (36) respectively and extend into one pair of limiting grooves (34), limiting springs (44) are sleeved on two ends of the limiting rod (43), two ends of each limiting spring (44) are fixedly connected with the forming box (6) and the limiting rod (43) respectively, the limiting holes (36), the limiting grooves (34), the limiting rods (43) and the limiting springs (44) are arranged, after forming holes (49) in different forming plates (7) are selected, the forming plates (7) are slid, placed at proper positions, and then the positions of the forming plates (7) are fixed through the limiting rods (43), and under the elastic force action of the limiting spring (44), the forming plate (7) is fixed more stably.

7. The environment-friendly plastic granulator with adjustable granulation size as claimed in claim 6, wherein: install feeder hopper (4) on the lateral wall of feed cylinder (3), install a pair of backup pad (2) on the lateral wall of feed cylinder (3), it is a pair of backup pad (2) with bottom plate (1) fixed mounting, a pair of heater (5) have been cup jointed on feed cylinder (3), hydraulic press piston feeding mechanism in feed cylinder (3).

8. The environment-friendly plastic granulator with adjustable granulation size as claimed in claim 7, wherein: all rotate on the inner wall of the both ends position department of water box (8) and install and press compression roller (25), rotate on the lateral wall of the one end position department of water box (8) and install tensioning roller (27), install dull and stereotyped (26) on the inner wall of water box (8).

9. The environment-friendly plastic granulator with adjustable granulation size as claimed in claim 8, wherein: install a pair of roller (29) of placing on the inner wall of wind box (11), wind box (11) are located install drain bar (28) on the inner wall of the bottom side of placing roller (29), the one end of drain bar (28) extends to the top side of water box (8), through setting up drain bar (28), with the water droplet that the plastic filament surface fell, the direction flows to in water box (8), avoids the cooling water to fall into on the device.

10. The environment-friendly plastic granulator with adjustable granulation size as claimed in claim 9, wherein: the guide roller (17) is rotatably installed on the inner wall of the granulating box (12), and the discharge hopper (31) is installed on the inner wall of the granulating box (12) and positioned at the bottom side of the limiting cutting plate (32).

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