CN216127700U - Ultraviolet-resistant black master batch extrusion device - Google Patents

Abstract

The utility model discloses an ultraviolet-resistant black master batch extrusion device which comprises a base, wherein a melting box body is arranged above the base, an extrusion motor is arranged on one side of the melting box body, a double-screw extrusion box body is arranged on the other side of the melting box body, a cooling pool is arranged on one side of the base, a plurality of limiting rollers are arranged in the cooling pool, a cutting device is arranged on one side of the cooling pool, the bottom ends of the cutting devices are connected, and a feeding box body is arranged at the top end of the melting box body. The utility model can reduce the descending speed of the resin mixture in a molten state in the vertical direction when entering the feeding box body, so that the speed of the resin mixture falling into the melting box body is lower, the condition that the resin mixture is piled up in the descending process is greatly reduced, and the master batch column extruded by the mixture in the double-screw extruder is more uniform in thickness and is not easy to break and the like.

Description

Ultraviolet-resistant black master batch extrusion device

Technical Field

The utility model relates to the technical field of master batch manufacturing, in particular to an ultraviolet-resistant black master batch extrusion device.

Background

The color master batch is a plastic processing aid prepared by mixing thermoplastic resin, additives, pigments and other substances. In the process of plastic processing, some functional master batches, such as master batches, are often needed. When some plastic products with the anti-ultraviolet effect are produced, anti-ultraviolet black master batch and matrix resin need to be reasonably mixed, and the required products are produced through a certain processing technology.

The existing production color master batch is usually processed and extruded by using a double-screw extruder or a single-screw extruder and other related devices to mix the master batch raw materials, but in the process of producing the master batch by using the existing double-screw extruder, because the resin mixture in the molten state is usually directly fed into a melting cavity of the extruder through a feed pipe, the resin mixture in the extruder is very easy to accumulate, so that master batch columns extruded by the double-screw extruder in the extrusion process are easy to break.

Therefore, an ultraviolet-resistant black master batch extrusion device is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides an ultraviolet-resistant black master batch extrusion device.

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

the utility model provides an anti ultraviolet black master batch extrusion device, includes the base, and the melting box is installed to the top of base, one side of melting box is provided with the extrusion motor, the opposite side of melting box is provided with the twin-screw and extrudes the box, one side of base is provided with the cooling bath, the internally mounted of cooling bath has the spacing roller of a plurality of, one side of cooling bath is provided with cutting device, cutting device's bottom is connected with there is the discharging pipe, the material loading box is installed on the top of melting box.

Preferably, the limiting rollers are arranged evenly in an equidistance cutting mode, and the positions of the limiting rollers are lower than the horizontal plane inside the cooling pool.

Preferably, one end part of the double-screw extrusion box body is connected with the side wall of the melting box body, the other end part of the double-screw extrusion box body is connected with a die, and inner cavities of the double-screw extrusion box body, the melting box body and the feeding box body are communicated.

Preferably, the inlet pipe is installed on the top of feed box, the inside wall of inlet pipe is evenly around being equipped with the spiral heating spool, the rotating electrical machines is installed to one side of inlet pipe, the inside of feed box is provided with the buffer board, the conveyer belt is installed to the below of buffer board, the inside of feed box is provided with the drive shaft, the outside of drive shaft is around being equipped with auger blade, the below of conveyer belt is provided with scrapes the piece, the feed chute has been seted up to the diapire of feed box.

Preferably, the buffer board is located the below of inlet pipe, scrape the below bottom wall contact of a lateral wall and the conveyer belt of piece, scrape the one end of piece and go up a inside wall fixed connection of workbin body.

Preferably, the feeding chute is positioned below the driving shaft, and one end of the driving shaft penetrates through the inner wall of the feeding box body and extends to the outside to be fixedly connected with the rotor part at the output end of the rotating motor.

Preferably, one end of the buffer plate is fixedly connected with the inner wall of the upper feeding box body, and the buffer plate is obliquely arranged.

Compared with the prior art, the utility model has the beneficial effects that:

1. through the buffer board that matches each other, the conveyer belt, the drive shaft, auger blade and scrape the piece, can be slowed down the ascending falling speed in vertical direction when the resin mixture of molten state gets into the material loading box body to the speed that the resin mixture that the messenger falls into the melting box body is slower, consequently, the resin mixture of decline in-process produces the circumstances of piling up and significantly reduces, thereby make the master batch post thickness that the mixture extruded in double screw extruder more even, difficult condition such as fracture takes place, make whole production efficiency improve.

2. Through the structure designed by the utility model, the master batch is mixed more uniformly in the production process, and the resin mixture in a molten state can be kept in a molten state through the spiral heating pipe until entering the double-screw extruder and is further extruded, molded and cooled, so that the working efficiency of the double-screw extruder is further improved, the extrusion efficiency of the master batch is improved, and the practicability is greatly improved.

Drawings

Fig. 1 is a schematic view of the overall structure of an ultraviolet-resistant black master batch extrusion device provided by the utility model.

Fig. 2 is a schematic back structure view of an ultraviolet-resistant black master batch extrusion device provided by the utility model.

Fig. 3 is a schematic structural diagram of a feeding pipe and a spiral heating pipe according to the present invention.

Fig. 4 is a schematic structural diagram of the feeding box provided by the utility model.

Fig. 5 is a schematic view of the internal structure of the feeding box according to the present invention.

In the figure: 1. a base; 2. melting the box body; 3. an extrusion motor; 4. extruding the box body by double screws; 5. a cooling pool; 6. a limiting roller; 7. a cutting device; 8. a feeding box body; 9. a feed pipe; 10. a spiral heating pipe; 11. a rotating electric machine; 12. a buffer plate; 13. a conveyor belt; 14. a drive shaft; 15. a screw blade; 16. scraping the block; 17. a feed chute; 18. and (4) discharging the pipe.

Detailed Description

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

Referring to fig. 1-2, an ultraviolet resistant black masterbatch extrusion device comprises a base 1, a melting box 2 is installed above the base 1, a mixture entering the melting box 2 is always kept in a molten state, an extrusion motor 3 is arranged on one side of the melting box 2, a twin-screw extrusion box 4 is arranged on the other side of the melting box 2, one end of the twin-screw extrusion box 4 is connected with the side wall of the melting box 2, a twin-screw inside the twin-screw extrusion box 4 is driven by the extrusion motor 3 to extrude the mixture entering the twin-screw extrusion box 4 in the molten state, the inner cavities of the twin-screw extrusion box 4, the melting box 2 and a feeding box 8 are communicated, the other end of the twin-screw extrusion box 4 is connected with a mold, the mixture in the molten state is extruded into a masterbatch column through the mold, a cooling tank 5 is arranged on one side of the base 1, specified amount of cooling water is equipped with in the inside of cooling bath 5, the internally mounted of cooling bath 5 has a plurality of spacing roller 6, spacing roller 6 equidistance is cut evenly and is set up, the position of spacing roller 6 is less than the inside horizontal plane of cooling bath 5, the master batch post that the mould that is connected from twin-screw extrusion box 4 extrudes gets into in cooling bath 5, make the master batch post in the cooling water always through spacing roller 6, be cooled by the cooling water, one side of cooling bath 5 is provided with cutting device 7, the master batch post after being cooled by cooling bath 5 is dried and is gone into cutting device 7, and cut by cutting device 7, 18 is connected to cutting device 7's bottom, the master batch granule that is accomplished by the cutting flows out from having discharging pipe 18, material loading box 8 is installed on the top of melting box 2, utilize material loading box 8 to input the mixture of molten state into melting box 2.

Referring to fig. 3-5, a feeding pipe 9 is installed at the top end of a feeding box body 8, a spiral heating line pipe 10 is uniformly wound on the inner side wall of the feeding pipe 9 to provide heat for the inside of the feeding pipe 9, when a mixture in a molten state enters the feeding pipe 9, the mixture in the molten state can be kept in a molten state, a rotating motor 11 is installed at one side of the feeding pipe 9, a buffer plate 12 is arranged inside the feeding box body 8, when the mixture in the molten state falls from the feeding pipe 9, the mixture in the molten state can fall on the surface of the buffer plate 12, the buffer plate 12 is located below the feeding pipe 9, one end of the buffer plate 12 is fixedly connected with the inner wall of the feeding box body 8, the buffer plate 12 is obliquely arranged, a conveyor belt 13 is installed below the buffer plate 12, the mixture in the molten state can stably slide off the surface of the buffer plate 12 and slide to the upper surface of the conveyor belt 13, and a driving shaft 14 is arranged inside the feeding box body 8 at the end of the conveyor belt 13, which is far away from the buffer plate 12, an auger blade 15 is provided around the outside of the drive shaft 14, and after the mixture in a molten state is delivered to the edge of the conveyor belt 13, will contact with the auger blade 15 driven by the rotating motor 11, the auger blade 15 stirs the mixture in the molten state, the scraping block 16 is arranged under the conveyor belt 13, one side wall of the scraping block 16 contacts with the bottom wall under the conveyor belt 13, one end of the scraping block 16 is fixedly connected with one inner side wall of the upper material box body 8, when the mixture possibly stuck on the contact surface of the conveyor belt 13 and the mixture in the molten state is scraped by the scraping block 16, the bottom wall of the feeding box body 8 is provided with the feeding groove 17, the feeding groove 17 is positioned below the driving shaft 14, the mixture in the molten state stirred by the driving shaft 14 does not enter the melting box body 2 through the feeding groove 17, one end of the driving shaft 14 penetrates through the inner wall of the feeding box body 8 and extends to the outside to be fixedly connected with the rotor part at the output end of the rotating motor 11.

In the utility model, a worker puts a molten resin mixture into a feeding pipe 9, the molten resin mixture entering the feeding pipe 9 is continuously kept in a molten state under the heating and heat preservation of a spiral heating spool 10 and falls from the feeding pipe 9 to the surface of a buffer plate 12, the obliquely arranged buffer plate 12 can play a role of buffering the molten resin mixture, the resin mixture is prevented from directly falling to the lower part, and slowly falls off from the surface of the oblique buffer plate 12 onto a conveyor belt 13, and then is conveyed to the direction departing from the buffer plate 12 by the conveyor belt 13 and is conveyed to the upper part of a feeding groove 17, at the moment, a rotary motor 11 drives a driving shaft 14 to rotate, so that an auger blade 15 outside the driving shaft 14 synchronously rotates, and the rotating auger blade 15 can stir the molten resin mixture conveyed by the conveyor belt 13 on the one hand, on the other hand, the resin mixture in a molten state can be guided to the feeding groove 17 and fall into the melting box body 2 connected with the inner cavity of the upper box body 8, after the conveyor belt 13 enters the lower part, the scraper blade contacts with the surface of the conveyor belt 13, so that a small part of the digital mixture in the molten state possibly adhered to the surface of the conveyor belt 13 is blocked and scraped, and then falls into the feeding groove 17, the resin mixture entering the melting box body 2 is extruded into a cylindrical master batch column through a die under the action of a double-screw extruder driven by the extruding motor 3, then the master batch column enters the cooling tank 5, is lower than the limiting roller 6, so that the master batch column is continuously cooled in cooling water, then the cooled master batch column is air-dried and enters the cutting device 7 to be cut by the cutting device 7, and then is cut into master batches with tiny granules, and obtaining the anti-ultraviolet black master batch.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;

and finally: the above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (7)

1. The utility model provides an anti ultraviolet black master batch extrusion device, includes base (1), its characterized in that, and melting box (2) are installed to the top of base (1), one side of melting box (2) is provided with extrusion motor (3), the opposite side of melting box (2) is provided with the twin-screw and extrudes box (4), one side of base (1) is provided with cooling bath (5), the internally mounted of cooling bath (5) has spacing roller of a plurality of (6), one side of cooling bath (5) is provided with cutting device (7), the bottom of cutting device (7) is connected with discharging pipe (18), material loading box (8) are installed on the top of melting box (2).

2. The extrusion device of uvioresistant black master batch according to claim 1, wherein the limiting rollers (6) are arranged evenly in an equidistant cutting mode, and the positions of the limiting rollers (6) are lower than the inner horizontal plane of the cooling pool (5).

3. The ultraviolet-resistant black master batch extrusion device according to claim 1, wherein one end of the twin-screw extrusion tank body (4) is connected with the side wall of the melting tank body (2), the other end of the twin-screw extrusion tank body (4) is connected with a die, and the inner cavities of the twin-screw extrusion tank body (4), the melting tank body (2) and the feeding tank body (8) are communicated.

4. The ultraviolet-resistant black masterbatch extrusion device according to claim 1, wherein the feeding pipe (9) is installed at the top end of the feeding box body (8), the inner side wall of the feeding pipe (9) is uniformly wound on a spiral heating line pipe (10), the rotating motor (11) is installed on one side of the feeding pipe (9), the buffer board (12) is arranged inside the feeding box body (8), the conveying belt (13) is installed below the buffer board (12), the driving shaft (14) is arranged inside the feeding box body (8), the auger blade (15) is wound outside the driving shaft (14), the scraping block (16) is arranged below the conveying belt (13), and the feeding groove (17) is formed in the bottom wall of the feeding box body (8).

5. The extrusion device of claim 4, wherein the buffer plate (12) is located below the feeding pipe (9), a side wall of the scraping block (16) is in contact with the lower bottom wall of the conveyor belt (13), and one end of the scraping block (16) is fixedly connected with an inner side wall of the feeding box body (8).

6. The extrusion apparatus of claim 4, wherein the feeding chute (17) is located below the driving shaft (14), and one end of the driving shaft (14) penetrates through the inner wall of the feeding box (8) and extends to the outside to be fixedly connected with the rotor part at the output end of the rotating motor (11).

7. The extrusion device of ultraviolet resistant black masterbatch according to claim 4, wherein one end of the buffer plate (12) is fixedly connected with the inner wall of the feeding box body (8), and the buffer plate (12) is arranged obliquely.

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