CN216400188U

CN216400188U - Novel production of PC photodiffusion material device

Info

Publication number: CN216400188U
Application number: CN202123215712.XU
Authority: CN
Inventors: 张顺; 张怀军; 王蕊盟; 黄世辉
Original assignee: Huizhou Junyue New Material Co ltd
Current assignee: Huizhou Junyue New Material Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-04-29
Anticipated expiration: 2031-12-20

Abstract

The utility model discloses a novel production device of a PC light diffusion material, which comprises a double-screw extruder and an upper charging barrel, wherein the upper charging barrel is arranged on a fixing frame on the top surface of the feeding end of the double-screw extruder, a driving motor is fixedly arranged at the central position of the top surface of the upper charging barrel, feed hoppers are communicated and connected with two sides of the driving motor, a grinding base is fixedly arranged in the upper charging barrel, a grinding head is arranged on the inner side of the grinding base, a main shaft at the output end of the driving motor penetrates through the upper charging barrel and is fixedly connected with the central position of the top surface of the grinding head, and a stirring rod is vertically and fixedly connected with the central position of the bottom surface of the grinding head. Has the advantages that: the material loading section of thick bamboo of adoption can carry out the grinding attenuation with the great graininess raw materials of particle diameter, and the later stage of being convenient for is hot melt fast and is formed liquid, improves production efficiency, and it is more even to make the raw materials mix through the secondary mixture again, avoids mixing the product quality problem that inhomogeneous and lead to, has improved production efficiency and product quality's stability.

Description

Novel production of PC photodiffusion material device

Technical Field

The utility model relates to the technical field of production of PC light diffusion materials, in particular to a novel production device of a PC light diffusion material.

Background

The PC light diffusion material is also called light diffusion PC plastic, and is a light-transmitting and non-transparent light diffusion material particle which is polymerized by taking transparent PC (polycarbonate) plastic as a base material, adding a certain proportion of light diffusion agent and other auxiliary agents through a special process.

The traditional mode of production is to adopt the screw rod to extrude the granulator and produce, when producing, put into the feed mechanism of screw rod extrusion granulator with PC plastics and various additives, screw rod extruder through the screw rod extrusion granulator mixes and melts, however, it is difficult to reach the effect of homogeneous mixing to mix when only relying on screw rod extruder to melt, lead to raw materials uneven distribution, produce various quality problems, and, the great PC plastics of granule are difficult to quick melt, the work efficiency of screw rod extruder has also been influenced, thereby influence production efficiency, can further make the improvement, and simultaneously, in the in-process of throwing material and production, the easy reverse air of scattering from the dog-house of the soot that produces when dust in the raw materials and screw rod extruder melt, be unfavorable for clean production, also can further make the improvement.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a novel production device for a PC light diffusion material, which has the advantages of improving the production efficiency and the stability of the product quality and preventing dust and smoke, and further solves the problems in the background technology.

(II) technical scheme

In order to realize the advantages of improving the production efficiency and the stability of the product quality and preventing dust and smoke, the utility model adopts the following specific technical scheme:

a novel production device of PC light diffusion materials comprises a double-screw extruder and an upper charging barrel, wherein the upper charging barrel is arranged on a fixing frame on the top surface of the feeding end of the double-screw extruder, a driving motor is fixedly arranged on the central position of the top surface of the upper charging barrel, the two sides of the driving motor are connected with a feeding hopper in a through manner, a grinding base is fixedly arranged in the upper charging barrel, a grinding head is arranged on the inner side of the grinding base, a main shaft of the output end of the driving motor penetrates through the upper charging barrel and is fixedly connected with the central position of the top surface of the grinding head, a stirring rod is vertically and fixedly connected with the central position of the bottom surface of the grinding head, a first hopper and a second hopper are sequentially and fixedly connected in the upper charging barrel from top to bottom below the grinding base, a first stirring paddle and a second stirring paddle are respectively arranged in the first hopper and the second hopper, and the stirring rod penetrates through the first hopper and extends into the second hopper, and the stirring rod is fixedly connected with the first stirring paddle and the second stirring paddle.

Further, go up the feed cylinder top surface and pass through branch fixedly connected with roof, and the inside airflow channel that has seted up of roof to the annular of giving vent to anger has been seted up to the airflow channel bottom surface, roof top surface fixed mounting has the air-blower, and the air-blower passes through intake pipe and airflow channel through connection.

Furthermore, the grinding head and the grinding base are both formed by solidifying grinding materials, and the minimum distance between the grinding head and the inner wall of the grinding base is smaller than the minimum particle size of the raw materials.

Further, first stirring rake and second stirring rake are the same structure, and first stirring rake and first funnel inner wall slip butt to second stirring rake and second funnel inner wall slip butt.

Furthermore, a cooling groove is installed below the output end of the double-screw extruder, a conveying groove is installed at one end of the cooling groove, and a granulator is installed at the other end of the conveying groove.

Furthermore, the controller is fixedly installed on the vertical surface of the upper charging barrel, and the output end of the controller is electrically connected with the input end of the driving motor.

Further, the airflow channel is of an annular structure.

Further, the annular width of giving vent to anger is not more than 5mm, and the annular of giving vent to anger is located the feed cylinder outside.

(III) advantageous effects

Compared with the prior art, the utility model provides a novel production device for a PC photodiffusion material, which has the following beneficial effects:

(1) the utility model adopts the charging barrel, when a worker produces the PC photodiffusion material, the raw material can be put into the charging barrel from the feeding hopper, the granular raw material enters between the grinding head and the grinding base, the grinding head and the grinding base are both formed by consolidating grinding materials, the rough surface has the grinding function, the driving motor is started to drive the grinding head to rotate, the granular raw material positioned between the grinding head and the grinding base is quickly ground into finer particles, the finer particles fall out between the grinding head and the grinding base and fall into the first hopper, when the grinding head rotates, the grinding head synchronously drives the stirring rod below to rotate, thereby driving the first stirring paddle to stir the ground raw material positioned in the first hopper, then the raw material which is primarily stirred and mixed falls out of the first hopper and enters the second hopper, and then the raw material which is secondarily mixed by the second stirring paddle enters the double-screw extruder, after the heating is extruded into strips, the strips are cooled by a cooling tank and dried by a conveying tank, then the strips are granulated in a granulator to form a finished product, the granular raw materials with larger particle sizes can be ground and thinned by the aid of the feeding barrel, the liquid raw materials are quickly melted in a later stage to form a liquid state, production efficiency is improved, the raw materials are mixed more uniformly by means of secondary mixing, the problem of product quality caused by nonuniform mixing is avoided, and production efficiency and product quality stability are improved.

(2) The top plate and the air blower are adopted, in the production process, the air blower generates quick airflow to be injected into the airflow channel, the airflow is accelerated to flow downwards vertically after passing through the air outlet ring groove to form a cylindrical air curtain, dust is prevented from flying into a working environment, meanwhile, smoke generated by the double-screw extruder is prevented from being discharged along the feed hopper, good dustproof and smoke-proof effects are achieved, and meanwhile, normal raw material adding is not influenced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a novel apparatus for producing PC light-diffusing material according to the present invention;

FIG. 2 is a front view of a novel apparatus for producing PC light-diffusing material according to the present invention;

figure 3 is a schematic view of the coupling of the grinding head and the stirring rod proposed by the utility model;

fig. 4 is a schematic view of an external structure of a top plate according to the present invention.

In the figure:

1. a twin screw extruder; 2. feeding a material barrel; 3. a grinding base; 4. grinding the head; 5. a stirring rod; 6. a first hopper; 7. a second hopper; 8. a first stirring paddle; 9. a second stirring paddle; 10. a drive motor; 11. a feed hopper; 12. a strut; 13. an air outlet ring groove; 14. an air flow channel; 15. an air inlet pipe; 16. a blower; 17. a top plate; 18. a cooling tank; 19. a conveying trough; 20. and (4) a granulator.

Detailed Description

For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the utility model, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.

According to the embodiment of the utility model, a novel PC light diffusion material production device is provided.

Referring now to the drawings and the detailed description, as shown in fig. 1-4, a novel PC light diffusion material production apparatus according to an embodiment of the present invention comprises a twin-screw extruder 1 and an upper charging barrel 2, wherein the upper charging barrel 2 is fixed on a top surface of a feeding end of the twin-screw extruder 1, a driving motor 10 is fixedly installed at a central position of a top surface of the upper charging barrel 2, two sides of the driving motor 10 are connected with a plurality of feeding hoppers 11, so as to feed materials simultaneously, a grinding base 3 is fixedly installed inside the upper charging barrel 2, a grinding head 4 is arranged inside the grinding base 3, a main shaft at an output end of the driving motor 10 penetrates through the upper charging barrel 2 and is fixedly connected with a central position of a top surface of the grinding head 4, a stirring rod 5 is fixedly connected vertically at a central position of a bottom surface of the grinding head 4, a first hopper 6 and a second hopper 7 are fixedly connected inside the upper charging barrel 2 from top to bottom in sequence below the grinding base 3, a first stirring paddle 8 and a second stirring paddle 9 are respectively arranged inside the first hopper 6 and the second hopper 7, the stirring rod 5 penetrates through the first hopper 6 and extends into the second hopper 7, and the stirring rod 5 is fixedly connected with the first stirring paddle 8 and the second stirring paddle 9, wherein the grinding head 4 and the grinding base 3 are both formed by adopting abrasive consolidation, the minimum distance between the grinding head 4 and the inner wall of the grinding base 3 is smaller than the minimum particle size of the raw material, wherein a cooling tank 18 is arranged below the output end of the double-screw extruder 1, a conveying tank 19 is arranged at one end of the cooling tank 18, a granulator 20 is arranged at the other end of the conveying tank 19, the equipment in the field is not repeated, when a worker produces a PC light diffusion material, the raw material can be put into the upper charging barrel 2 from the feeding hopper 11, and the raw material enters between the grinding head 4 and the grinding base 3, grinding head 4 and grinding base 3 are formed by the consolidation of abrasive material, the rough surface has the grinding effect, driving motor 10 starts, drive grinding head 4 to rotate, grind the granular raw material between grinding head 4 and grinding base 3 into finer particles, the finer particles fall out from between grinding head 4 and grinding base 3 and fall into first funnel 6, when grinding head 4 rotates, grinding head 4 synchronously drives stirring rod 5 below to rotate, thereby driving first stirring paddle 8 to stir the ground raw material in first funnel 6, then, the raw material mixed by preliminary stirring falls out of first funnel 6 and enters second funnel 7, after secondary mixing by second stirring paddle 9, the raw material enters into twin-screw extruder 1, after heating and extruding into strips, after cooling by cooling tank 18 and drying by conveying tank 19, the raw material enters into granulator 20 for granulation, form the finished product, the last feed cylinder 2 of adoption can carry out the grinding attenuation with the great graininess raw materials of particle diameter, and the later stage of being convenient for is hot melt fast and is formed liquid, improves production efficiency, and it is more even to make the raw materials mix through the secondary again, avoids mixing inhomogeneous and the product quality problem that leads to, has improved production efficiency and product quality's stability.

In one embodiment, the top surface of the upper charging barrel 2 is fixedly connected with a top plate 17 through a supporting rod 12, an airflow channel 14 is arranged inside the top plate 17, an air outlet ring groove 13 is formed in the bottom surface of the airflow channel 14, an air blower 16 is fixedly mounted on the top surface of the top plate 17, the air blower 16 is communicated with the airflow channel 14 through an air inlet pipe 15, a plurality of air blowers 16 are arranged, in the production process, the air blower 16 generates quick airflow to be injected into the airflow channel 14, the airflow accelerates vertical downward flow after passing through the air outlet ring groove 13 to form a cylindrical air curtain, dust is prevented from drifting to the working environment, meanwhile, smoke generated by the double-screw extruder 1 is prevented from being discharged along a feed hopper 11, good dustproof and smoke-proof effects are achieved, and meanwhile, normal addition of raw materials is not affected.

In one embodiment, the first stirring paddle 8 and the second stirring paddle 9 are of the same structure, and the first stirring paddle 8 is in sliding contact with the inner wall of the first hopper 6, and the second stirring paddle 9 is in sliding contact with the inner wall of the second hopper 7, so that the ground raw materials are prevented from being attached to the inner walls of the first hopper 6 and the second hopper 7.

In one embodiment, the controller is fixedly installed on the front vertical surface of the upper charging barrel 2, and the output end of the controller is electrically connected to the input end of the driving motor 10, and the output end of the controller is also electrically connected to the input end of the blower 16.

In one embodiment, the airflow passage 14 is an annular structure to facilitate airflow therethrough.

In one embodiment, the width of the air outlet ring groove 13 is not more than 5mm, the width of the air outlet ring groove 13 is narrow, which facilitates the acceleration of the air flow after flowing out, and the air outlet ring groove 13 is positioned outside the upper charging barrel 2, so that the cylindrical air curtain formed by the air outlet ring groove is completely covered outside the feeding hopper 11.

The working principle is as follows:

when a worker produces the PC light diffusion material, raw materials can be put into the upper charging barrel 2 from the feeding hopper 11, the granular raw materials enter between the grinding head 4 and the grinding base 3, the grinding head 4 and the grinding base 3 are both formed by solidifying grinding materials, the surface is rough and has a grinding function, the driving motor 10 is started to drive the grinding head 4 to rotate, the granular raw materials between the grinding head 4 and the grinding base 3 are quickly ground into finer particles, the finer particles fall out between the grinding head 4 and the grinding base 3 and fall into the first hopper 6, when the grinding head 4 rotates, the grinding head 4 synchronously drives the stirring rod 5 below to rotate, so as to drive the first stirring paddle 8 to stir the ground raw materials inside the first hopper 6, and then the raw materials mixed by stirring fall out of the first hopper 6 and enter the second hopper 7, the raw materials are cooled by a cooling groove 18 and dried by a conveying groove 19 to enter a granulator 20 for granulation to form a finished product, the adopted upper charging barrel 2 can grind and thin the granular raw materials with larger particle sizes, so that the granular raw materials are quickly melted and formed into liquid in the later period, the production efficiency is improved, the raw materials are mixed more uniformly by secondary mixing, the product quality problem caused by non-uniform mixing is avoided, the production efficiency and the stability of the product quality are improved, meanwhile, in the production process, a quick airflow generated by an air blower 16 is injected into an airflow channel 14, the airflow passes through an air outlet ring groove 13 and then accelerates to flow vertically and downwards to form a cylindrical air curtain, the dust is prevented from drifting to the working environment, and meanwhile, the smoke generated by the double-screw extruder 1 is prevented from being discharged along a feeding hopper 11, has good dustproof and smoke-proof effects, and does not influence the normal addition of raw materials.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The novel production device for the PC light diffusion material is characterized by comprising a double-screw extruder (1) and an upper charging barrel (2), wherein the double-screw extruder (1) is provided with the upper charging barrel (2) at the top surface fixing frame of the feeding end, a driving motor (10) is fixedly arranged at the center of the top surface of the upper charging barrel (2), the two sides of the driving motor (10) are in through connection with a feeding hopper (11), a grinding base (3) is fixedly arranged inside the upper charging barrel (2), a grinding head (4) is arranged on the inner side of the grinding base (3), an output end spindle of the driving motor (10) penetrates through the upper charging barrel (2) and is fixedly connected with the center of the top surface of the grinding head (4), a stirring rod (5) is vertically and fixedly connected with the center of the bottom surface of the grinding head (4), a first hopper (6) and a second hopper (7) are sequentially and fixedly connected with the inside of the upper charging barrel (2) from top to bottom under the lower part under the grinding base (3), and inside first stirring rake (8) and the second stirring rake (9) of being provided with respectively of first funnel (6) and second funnel (7), puddler (5) run through inside first funnel (6) and extend to second funnel (7), and puddler (5) and first stirring rake (8) and second stirring rake (9) fixed connection.

2. The novel production device of the PC photodiffusion material as claimed in claim 1, wherein the top surface of the upper charging barrel (2) is fixedly connected with a top plate (17) through a support rod (12), an air flow channel (14) is formed inside the top plate (17), an air outlet ring groove (13) is formed in the bottom surface of the air flow channel (14), an air blower (16) is fixedly mounted on the top surface of the top plate (17), and the air blower (16) is communicated with the air flow channel (14) through an air inlet pipe (15).

3. The novel PC photodiffusion material production device as claimed in claim 1, wherein the grinding head (4) and the grinding base (3) are both formed by adopting an abrasive material for consolidation, and the minimum distance between the grinding head (4) and the inner wall of the grinding base (3) is smaller than the minimum particle size of the raw material.

4. The novel PC light diffusion material production device as claimed in claim 1, wherein the first stirring paddle (8) and the second stirring paddle (9) are of the same structure, the first stirring paddle (8) is in sliding abutting connection with the inner wall of the first funnel (6), and the second stirring paddle (9) is in sliding abutting connection with the inner wall of the second funnel (7).

5. The novel PC light diffusion material production device as claimed in claim 1, wherein a cooling tank (18) is installed below the output end of the twin-screw extruder (1), a conveying tank (19) is installed at one end of the cooling tank (18), and a granulator (20) is installed at the other end of the conveying tank (19).

6. The novel PC light diffusion material production device as claimed in claim 1, wherein the controller is fixedly installed on the front vertical surface of the upper charging barrel (2), and the output end of the controller is electrically connected with the input end of the driving motor (10).

7. A novel PC light diffusing material production apparatus according to claim 2, wherein said air flow channel (14) is of annular configuration.

8. The novel PC light diffusion material production device as claimed in claim 2, wherein the width of the gas outlet ring groove (13) is not more than 5mm, and the gas outlet ring groove (13) is positioned outside the upper charging barrel (2).