CN108890917B

CN108890917B - Plastic granules granulator

Info

Publication number: CN108890917B
Application number: CN201810874161.1A
Authority: CN
Inventors: 冯睿杰
Original assignee: Huizhou Qida Plastic Products Co Ltd
Current assignee: Huizhou Qida plastic products Co., Ltd
Priority date: 2018-08-03
Filing date: 2018-08-03
Publication date: 2020-05-05
Anticipated expiration: 2038-08-03
Also published as: CN108890917A

Abstract

The invention relates to the field of plastic processing, in particular to a plastic particle granulator. The invention aims to solve the technical problem of providing a plastic particle granulator which can solve the problem of adhesion of plastic particles and improve the particle size uniformity of the plastic particles. A plastic particle granulator comprises a first mounting plate, a first collecting frame, a supporting seat, an air drying frame, a first bearing seat, a first belt pulley, a first flat belt, a fourth rotating shaft, a third mounting plate and the like; the second mounting panel rigid coupling is in a lateral part of first mounting panel, and air-dry frame passes through a supporting seat rigid coupling and keeps away from a lateral part of second mounting panel in first mounting panel, and first bearing frame inlays in an air-dry frame lateral part. The invention achieves the effects that the plastic particles accumulated after granulation are not easy to stick together, and the manufactured plastic particles can be screened and classified to ensure the uniformity of the plastic particles.

Description

Plastic granules granulator

Technical Field

The invention relates to the field of plastic processing, in particular to a plastic particle granulator.

Background

The plastic granulation has the working principle that the plastic is plasticized and melted by a screw extruder, extruded into a strip shape or a belt shape through a die hole, cut into granules by granulation equipment, and cooled for the second time to obtain the plastic granules with the required particle size. The extrusion forms can be divided into hot and cold cuts. The hot cutting refers to a method for granulating materials in a molten or semi-molten state after the materials are extruded from a die hole of a machine head; and cold cutting refers to a method for extruding materials from a die hole of a machine head, then drawing the materials into strips, cooling the strips in a water tank and then pelletizing the strips

At present plastic granules is because the cooling effect can not be controlled, influences the quality of granulation, and the plastic granules that causes simultaneously has the problem of adhesion easily, and the plastic granules particle diameter of making is inhomogeneous, consequently develops one kind and can solve plastic granules adhesion problem to improve plastic granules particle diameter uniformity's plastic granules granulator.

Disclosure of Invention

The invention aims to overcome the defects that the cooling effect of the existing plastic granulation cannot be controlled, the granulation quality is influenced, and meanwhile, the plastic particles are easy to adhere, and the particle size of the produced plastic particles is not uniform.

The invention is achieved by the following specific technical means:

a plastic particle granulator comprises a first mounting plate, a first collecting frame, a supporting seat, an air drying frame, a first bearing seat, a first belt pulley, a first flat belt, a first rotating shaft, fan blades, a second belt pulley, a second rotating shaft, a second bearing seat, a cutting knife roll, a granulating frame, a third bearing seat, a first extruding frame, a cooling pipe, a second extruding frame, an extruding screw, a blanking hopper, a fourth bearing seat, a third belt pulley, a second flat belt, a fourth belt pulley, a second mounting plate, a third rotating shaft, a fifth bearing seat, a motor, a fourth rotating shaft and a third mounting plate; the second mounting plate is fixedly connected to one side part of the first mounting plate, the air drying frame is fixedly connected to one side part, far away from the second mounting plate, of the first mounting plate through a supporting seat, the first bearing seat is embedded in one side part of the air drying frame, the middle part of the first rotating shaft is pivoted with the first bearing seat, and the motor is fixedly connected to one side part of the air drying frame; one end part of the first rotating shaft is fixedly connected with the fan blade, and the other end part of the first rotating shaft is fixedly connected with the output end of the motor; the first belt pulley is fixedly connected to the first rotating shaft, one side part of the air drying frame, which is close to the fan blades, is provided with an air inlet, and the dicing frame is fixedly connected to the top of the air drying frame; the second bearing seat is embedded in one side part of the grain cutting frame, and the third bearing seat is embedded in one side part of the grain cutting frame far away from the second bearing seat; one end part of the second rotating shaft is pivoted with the second bearing seat and penetrates through the second bearing seat to be fixedly connected with the second belt pulley, and the other end part of the second rotating shaft is pivoted with the third bearing seat and penetrates through the third bearing seat to extend outwards; the second belt pulley is in transmission connection with the first belt pulley through a first flat belt, the cutting knife roll is fixedly connected to a second rotating shaft, the first extrusion frame is fixedly connected to the top of the grain cutting frame, a plurality of extrusion holes are uniformly formed in the bottom of the first extrusion frame, the third mounting plate is fixedly connected to one side portion of the second mounting plate, and the second extrusion frame is fixedly connected to the top of the third mounting plate; one end part of the cooling pipe is communicated with the first extrusion frame, and the other end part of the cooling pipe is communicated with the second extrusion frame; the feeding hopper is fixedly connected to the top of the second extrusion frame, the fourth bearing seat is embedded in one side part, close to the second mounting plate, of the second extrusion frame, and the fourth rotating shaft is pivoted with the fourth bearing seat; the extrusion screw is fixedly connected to one end part of the fourth rotating shaft, and the third belt pulley is fixedly connected to the other end part of the fourth rotating shaft; the fifth bearing seat is fixedly connected to the bottom of the third mounting plate, and the middle part of the third rotating shaft is pivoted with the fifth bearing seat; one end part of the third rotating shaft is fixedly connected with the second rotating shaft, and the other end part of the third rotating shaft is fixedly connected with the fourth belt pulley; the fourth belt pulley is in transmission connection with the third belt pulley through a second flat belt, and the first collecting frame is placed on the top of the first mounting plate;

the liquid cooling device also comprises a liquid outlet pipe, a first valve, a second valve, a liquid inlet hopper and a cooling frame; the cooling frame is fixedly connected to the cooling pipe, and the cooling pipe penetrates through the cooling frame; the liquid inlet hopper is fixedly connected to the top of the cooling frame, the second valve is installed on the liquid inlet hopper, the liquid outlet pipe is fixedly connected to the bottom of the cooling frame, and the first valve is installed on the liquid outlet pipe;

the device also comprises a sieve plate, a first discharge pipe, a second collection frame and a second discharge pipe; the second collecting frame is placed between the first collecting frame and the second mounting plate, and the sieve plate is obliquely and fixedly connected to the bottom in the air drying frame along a certain angle; the first discharging pipe and the second discharging pipe are fixedly connected to one side part of the air drying frame, and the first discharging pipe is positioned above the second discharging pipe; the end part of the first discharge pipe is positioned above the second collecting frame, and the end part of the second discharge pipe is positioned above the first collecting frame;

also comprises a filter screen plate; the filter screen plate is fixedly connected in the air inlet.

Furthermore, the plastic particle granulator also comprises a baffle plate; the baffle is fixedly connected to the top of the air drying frame at a certain angle.

Furthermore, a sealing ring is arranged at the junction of the cooling frame and the cooling pipe.

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

the invention achieves the effects that the plastic particles accumulated after granulation are not easy to stick together, and the manufactured plastic particles can be screened and classified to ensure the uniformity of the plastic particles.

Through the mode that wind-force was carried, reached and air-dried the plastic granules after the cutting, guaranteed that the plastic granules directly separates each other, can not paste the purpose together.

The cooling liquid directly contacts with the cooling pipe, so that the plastic colloid can achieve the cooling effect meeting the standard after passing through the cooling pipe, and finally the quality of plastic granulation is ensured.

Through the cooperation of sieve, first discharging pipe, second discharging pipe for the plastic granules that wind-force was carried can separate according to the particle diameter, guarantees plastic granules's homogeneity, is favorable to the follow-up work of plastics processing.

Drawings

Fig. 1 is a first front view structure diagram of the present invention.

Fig. 2 is a second front view structure diagram of the present invention.

Fig. 3 is a third schematic view of the present invention.

Fig. 4 is a schematic diagram of a fourth front view structure according to the present invention.

Fig. 5 is a schematic view of a fifth front view structure according to the present invention.

The labels in the figures are: 1-a first mounting plate, 2-a first collecting frame, 3-a support base, 4-an air drying frame, 5-an air inlet, 6-a first bearing base, 7-a first belt pulley, 8-a first flat belt, 9-a first rotating shaft, 10-a fan blade, 11-a second belt pulley, 12-a second rotating shaft, 13-a second bearing base, 14-an extrusion hole, 15-a cutter roll, 16-a dicing frame, 17-a third bearing base, 18-a first extrusion frame, 19-a cooling pipe, 20-a second extrusion frame, 21-an extrusion screw, 22-a blanking hopper, 23-a fourth bearing base, 24-a third belt pulley, 25-a second flat belt, 26-a fourth belt pulley, 27-a second mounting plate, 28-a third rotating shaft, 29-fifth bearing seat, 77-fourth rotating shaft, 88-third mounting plate, 99-motor, 30-liquid outlet pipe, 31-first valve, 32-second valve, 33-liquid inlet hopper, 34-cooling frame, 35-sieve plate, 36-first outlet pipe, 37-second collecting frame, 38-second outlet pipe, 39-filter screen plate and 40-baffle plate.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

examples

A plastic particle granulator, as shown in fig. 1-5, comprising a first mounting plate 1, a first collecting frame 2, a supporting seat 3, an air drying frame 4, a first bearing seat 6, a first belt pulley 7, a first flat belt 8, a first rotating shaft 9, a fan blade 10, a second belt pulley 11, a second rotating shaft 12, a second bearing seat 13, a cutter roll 15, a dicing frame 16, a third bearing seat 17, a first extrusion frame 18, a cooling pipe 19, a second extrusion frame 20, an extrusion screw 21, a blanking hopper 22, a fourth bearing seat 23, a third belt pulley 24, a second flat belt 25, a fourth belt pulley 26, a second mounting plate 27, a third rotating shaft 28, a fifth bearing seat 29, a motor 99, a fourth rotating shaft 77 and a third mounting plate 88; the second mounting plate 27 is fixedly connected to one side part of the first mounting plate 1, the air drying frame 4 is fixedly connected to one side part of the first mounting plate 1 far away from the second mounting plate 27 through the supporting seat 3, the first bearing seat 6 is embedded in one side part of the air drying frame 4, the middle part of the first rotating shaft 9 is pivoted with the first bearing seat 6, and the motor 99 is fixedly connected to one side part of the air drying frame 4; one end of the first rotating shaft 9 is fixedly connected with the fan blade 10, and the other end is fixedly connected with the output end of the motor 99; the first belt pulley 7 is fixedly connected to the first rotating shaft 9, one side part of the air drying frame 4 close to the fan blade 10 is provided with an air inlet 5, and the grain cutting frame 16 is fixedly connected to the top of the air drying frame 4; the second bearing seat 13 is embedded in one side part of the dicing frame 16, and the third bearing seat 17 is embedded in one side part of the dicing frame 16 far away from the second bearing seat 13; one end of the second rotating shaft 12 is pivotally connected to the second bearing seat 13 and penetrates through the second bearing seat 13 to be fixedly connected to the second belt pulley 11, and the other end is pivotally connected to the third bearing seat 17 and penetrates through the third bearing seat 17 to extend outwards; the second belt pulley 11 is in transmission connection with the first belt pulley 7 through a first flat belt 8, the cutting knife roll 15 is fixedly connected with the second rotating shaft 12, the first extrusion frame 18 is fixedly connected with the top of the grain cutting frame 16, a plurality of extrusion holes 14 are uniformly formed in the bottom of the first extrusion frame 18, the third mounting plate 88 is fixedly connected with one side part of the second mounting plate 27, and the second extrusion frame 20 is fixedly connected with the top of the third mounting plate 88; one end of the cooling pipe 19 communicates with the first extrusion frame 18, and the other end communicates with the second extrusion frame 20; the blanking hopper 22 is fixedly connected to the top of the second extrusion frame 20, the fourth bearing seat 23 is embedded in a side portion, close to the second mounting plate 27, of the second extrusion frame 20, and the fourth rotating shaft 77 is pivotally connected with the fourth bearing seat 23; the extrusion screw 21 is fixedly connected to one end of the fourth rotating shaft 77, and the third belt pulley 24 is fixedly connected to the other end of the fourth rotating shaft 77; the fifth bearing seat 29 is fixedly connected to the bottom of the third mounting plate 88, and the middle part of the third rotating shaft 28 is pivoted with the fifth bearing seat 29; one end of the third rotating shaft 28 is fixedly connected with the second rotating shaft 12, and the other end is fixedly connected with the fourth belt pulley 26; the fourth belt pulley 26 is in transmission connection with the third belt pulley 24 through a second flat belt 25, and the first collecting frame 2 is placed on the top of the first mounting plate 1.

The melted plastic colloid is poured into the second extrusion frame 20 through the discharge hopper 22, the motor 99 is driven to rotate at the same time, the motor 99 drives the first rotating shaft 9 to rotate, so the first fan blades 10 start to rotate rapidly, the first belt pulley 7 on the first rotating shaft 9 starts to rotate, due to the transmission effect of the first flat belt 8, the second belt pulley 11 starts to start the second rotating shaft 12 to rotate, so the cutter roller 15 starts to rotate, the second rotating shaft 12 simultaneously drives the third rotating shaft 28 to rotate, the fourth belt pulley 26 at the end part of the third rotating shaft 28 rotates, due to the driving of the second flat belt 25, the third belt pulley 24 rotates, the third belt pulley 24 drives the fourth rotating shaft 77 to rotate, finally the extrusion screw 21 starts to rotate, and the poured plastic colloid is transported to the left.

The colloid that frame 20 was extruded is extruded to the second cools off through cooling tube 19, the granulation in the later stage of being convenient for, the colloid after the cooling is extruded through the first extrusion hole 14 of extruding frame 18 bottom, the colloid that the cutting rotor 15 of fast turn will extrude this moment cuts into graininess, then fall into air-dry frame 4 from cutting grain frame 16 in, because flabellum 10 produces the air current to the right, consequently, the plastic granules after will cutting transports right, finally fall into first collection frame 2 in, air-dry plastic granules when the air current blows, guarantee that plastic granules can not paste each other together.

Wherein, the plastic particle granulator also comprises a liquid outlet pipe 30, a first valve 31, a second valve 32, a liquid inlet hopper 33 and a cooling frame 34; the cooling frame 34 is fixed to the cooling pipe 19, and the cooling pipe 19 penetrates the cooling frame 34; liquid inlet hopper 33 is fixedly connected to the top of cooling frame 34, second valve 32 is mounted on liquid inlet hopper 33, liquid outlet pipe 30 is fixedly connected to the bottom of cooling frame 34, and first valve 31 is mounted on liquid outlet pipe 30.

The granule process cooling effect of plastics is very important, consequently opens second valve 32, pours the coolant liquid into through liquid inlet bucket 33, cools off cooling tube 19 through the coolant liquid, and then reaches the effect of carrying out the cooling to the plastics colloid, guarantees that the quilt that the plastics colloid can be better is cut, can not influence the granulation quality.

When the cooling liquid needs to be changed, only the first valve 31 needs to be opened, the cooling liquid in the cooling frame 34 is discharged through the liquid outlet pipe 30, and then new cooling liquid is poured in, so that the cooling effect of the plastic colloid is ensured.

Wherein, the plastic particle granulator also comprises a sieve plate 35, a first discharge pipe 36, a second collection frame 37 and a second discharge pipe 38; the second collecting frame 37 is placed between the first collecting frame 2 and the second mounting plate 27, and the sieve plate 35 is obliquely and fixedly connected to the bottom in the air drying frame 4 along a certain angle; the first discharge pipe 36 and the second discharge pipe 38 are fixedly connected to one side part of the air drying frame 4, and the first discharge pipe 36 is positioned above the second discharge pipe 38; the first outlet pipe 36 ends above the second collecting frame 37 and the second outlet pipe 38 ends above the first collecting frame 2.

The air current that flabellum 10 produced blows the right side with the plastic granules after the cutting, and the less plastic granules of granule will pass through sieve 35, in second discharging pipe 38 gliding falls into first collection frame 2, the great plastic granules of granule along swash plate upward movement to in following first discharging pipe 36 gliding and falling into second collection frame 37, thereby reach and filter the plastic granules after the cutting, solved plastic granules's size classification, thereby guarantee plastic granules's homogeneity.

Wherein, the plastic particle granulator also comprises a filter screen plate 39; the filter screen plate 39 is fixedly connected in the air inlet 5, and the filter screen plate 39 prevents some larger impurities from being mixed into the plastic particles from the air inlet 5 to influence the tidiness of the plastic particles.

Wherein, the plastic particle granulator also comprises a baffle 40; baffle 40 is with certain angle rigid coupling in air-dry frame 4 interior top, and baffle 40 can prevent effectively that less plastic granules from directly being insufflated into first discharging pipe 36 by the air current in, has guaranteed plastic granules's screening quality.

Wherein, a sealing ring is arranged at the junction of the cooling frame 34 and the cooling pipe 19 to prevent the cooling liquid from flowing out of the cooling frame 34.

The control mode of the invention is controlled by manually starting and closing the switch, the wiring diagram of the power element and the supply of the power source belong to the common knowledge in the field, and the invention is mainly used for protecting mechanical devices, so the control mode and the wiring arrangement are not explained in detail in the invention.

The present application has been described in conjunction with specific embodiments, but it should be understood by those skilled in the art that these descriptions are intended to be illustrative, and not limiting. Various modifications and adaptations of the present application may occur to those skilled in the art based on the spirit and principles of the application and are within the scope of the application.

Claims

1. A plastic particle granulator is characterized in that, the device comprises a first mounting plate (1), a first collecting frame (2), a supporting seat (3), an air drying frame (4), a first bearing seat (6), a first belt pulley (7), a first flat belt (8), a first rotating shaft (9), fan blades (10), a second belt pulley (11), a second rotating shaft (12), a second bearing seat (13), a cutter roller (15), a grain cutting frame (16), a third bearing seat (17), a first extrusion frame (18), a cooling pipe (19), a second extrusion frame (20), an extrusion screw (21), a blanking hopper (22), a fourth bearing seat (23), a third belt pulley (24), a second flat belt (25), a fourth belt pulley (26), a second mounting plate (27), a third rotating shaft (28), a fifth bearing seat (29), a motor (99), a fourth rotating shaft (77) and a third mounting plate (88); the second mounting plate (27) is fixedly connected to one side of the first mounting plate (1), the air drying frame (4) is fixedly connected to one side of the first mounting plate (1) far away from the second mounting plate (27) through the supporting seat (3), the first bearing seat (6) is embedded in one side of the air drying frame (4), the middle of the first rotating shaft (9) is pivoted with the first bearing seat (6), and the motor (99) is fixedly connected to one side of the air drying frame (4); one end part of the first rotating shaft (9) is fixedly connected with the fan blade (10), and the other end part is fixedly connected with the output end of the motor (99); the first belt pulley (7) is fixedly connected to the first rotating shaft (9), one side part of the air drying frame (4) close to the fan blade (10) is provided with an air inlet (5), and the grain cutting frame (16) is fixedly connected to the top of the air drying frame (4); the second bearing seat (13) is embedded in one side part of the dicing frame (16), and the third bearing seat (17) is embedded in one side part of the dicing frame (16) far away from the second bearing seat (13); one end part of the second rotating shaft (12) is pivoted with the second bearing seat (13) and penetrates through the second bearing seat (13) to be fixedly connected with the second belt pulley (11), and the other end part of the second rotating shaft is pivoted with the third bearing seat (17) and penetrates through the third bearing seat (17) to extend outwards; the second belt pulley (11) is in transmission connection with the first belt pulley (7) through a first flat belt (8), the cutting knife roll (15) is fixedly connected to the second rotating shaft (12), the first extrusion frame (18) is fixedly connected to the top of the grain cutting frame (16), a plurality of extrusion holes (14) are uniformly formed in the bottom of the first extrusion frame (18), the third mounting plate (88) is fixedly connected to one side of the second mounting plate (27), and the second extrusion frame (20) is fixedly connected to the top of the third mounting plate (88); one end part of the cooling pipe (19) is communicated with the first extrusion frame (18), and the other end part is communicated with the second extrusion frame (20); the blanking hopper (22) is fixedly connected to the top of the second extrusion frame (20), the fourth bearing seat (23) is embedded in one side part, close to the second mounting plate (27), of the second extrusion frame (20), and the fourth rotating shaft (77) is pivoted with the fourth bearing seat (23); the extrusion screw (21) is fixedly connected with one end part of a fourth rotating shaft (77), and the third belt pulley (24) is fixedly connected with the other end part of the fourth rotating shaft (77); the fifth bearing seat (29) is fixedly connected to the bottom of the third mounting plate (88), and the middle part of the third rotating shaft (28) is pivoted with the fifth bearing seat (29); one end part of the third rotating shaft (28) is fixedly connected with the second rotating shaft (12), and the other end part is fixedly connected with the fourth belt pulley (26); the fourth belt pulley (26) is in transmission connection with the third belt pulley (24) through a second flat belt (25), and the first collecting frame (2) is placed on the top of the first mounting plate (1);

the cooling device also comprises a liquid outlet pipe (30), a first valve (31), a second valve (32), a liquid inlet hopper (33) and a cooling frame (34); the cooling frame (34) is fixedly connected to the cooling pipe (19), and the cooling pipe (19) penetrates through the cooling frame (34); the liquid inlet hopper (33) is fixedly connected to the top of the cooling frame (34), the second valve (32) is installed on the liquid inlet hopper (33), the liquid outlet pipe (30) is fixedly connected to the bottom of the cooling frame (34), and the first valve (31) is installed on the liquid outlet pipe (30);

the device also comprises a sieve plate (35), a first discharge pipe (36), a second collection frame (37) and a second discharge pipe (38); the second collecting frame (37) is placed between the first collecting frame (2) and the second mounting plate (27), and the sieve plate (35) is obliquely and fixedly connected to the bottom in the air drying frame (4) along a certain angle; the first discharge pipe (36) and the second discharge pipe (38) are fixedly connected to one side part of the air drying frame (4), and the first discharge pipe (36) is positioned above the second discharge pipe (38); the end part of the first discharging pipe (36) is positioned above the second collecting frame (37), and the end part of the second discharging pipe (38) is positioned above the first collecting frame (2);

also comprises a filter screen plate (39); the filter screen plate (39) is fixedly connected in the air inlet (5).

2. A plastic pellet granulator as claimed in claim 1, characterized in that it further comprises a baffle (40); the baffle (40) is fixedly connected to the top of the air drying frame (4) at a certain angle.

3. A plastic pellet granulator according to claim 2, characterized in that the cooling frame (34) is provided with a sealing ring at the interface with the cooling pipe (19).