CN214163964U

CN214163964U - Mixing extruder cooling device is used in production of degradable modified plastics

Info

Publication number: CN214163964U
Application number: CN202023098734.8U
Authority: CN
Inventors: 洪青梅; 段继华
Original assignee: Changji Jiangtuo New Material Technology Co ltd
Current assignee: Changji Jiangtuo New Material Technology Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-09-10
Anticipated expiration: 2030-12-21

Abstract

The utility model discloses a mixing extruder cooling device for producing degradable modified plastics, which comprises an extruder, a box body is arranged on one side of the extruder, first through holes are arranged on both side walls of the box body, an extrusion head of the extruder is sleeved in a first through hole at one side of the box body, a first air blowing device is arranged at one side of the box body, the other side of the box body is provided with a second air blowing device, the first air blowing device comprises a partition plate, a connecting block, a turnover cover, a fourth through hole, a second rotating roller and a connecting pipe, the top of the box body is fixedly connected with an air blower, an air outlet of the air blower is fixedly connected with a connecting pipe, the plastic strip of the utility model is extruded in an extruder and then enters the cylinder body, and the third through hole in the cylinder body sprays airflow to cool the plastic strip, thereby the surface of the plastic strip is initially hardened, and the plastic strip is prevented from being deformed under the influence of water pressure and water flow when entering water.

Description

Mixing extruder cooling device is used in production of degradable modified plastics

Technical Field

The utility model relates to a cooling device technical field specifically is a mixing extruder cooling device is used in production of degradable modified plastics.

Background

The extruder belongs to one of the types of plastic machinery, originates from 18 th century, can divide a machine head into a right-angle machine head, an oblique-angle machine head and the like according to the material flow direction of the machine head and the included angle of the central line of a screw, and can fully plasticize and uniformly mix materials by means of pressure and shearing force generated by rotation of the screw and form the materials through a die. Plastics extruders can be largely classified into twin-screw extruders, single-screw extruders and, less frequently, multi-screw extruders and also screwless extruders.

In the plastic extrusion production process, the material can be extruded after extruder high temperature melting earlier and obtain the higher material strip of temperature, because the material strip of extruding only carries out processing on next step after the cooling hardens, so need carry out cold-cutting to the plastic strip, common cooling method is to carry the plastic strip to the basin that contains the cooling water in and cool down, but because the plastic strip texture that just goes out the extruder is very soft, so receive the influence deformation of water pressure and rivers in getting into the cooling water easily, thereby influence the quality of plastic strip, for this reason, we have proposed a mixing extruder cooling device for the production of degradable modified plastics.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mixing extruder cooling device is used in production of degradable modified plastics to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a mixing extruder cooling device for producing degradable modified plastics comprises an extruder, wherein a box body is arranged on one side of the extruder, first through holes are formed in two side walls of the box body, an extrusion head of the extruder is sleeved in the first through holes in one side of the box body, a first air blowing device is arranged on one side of the box body, a second air blowing device is arranged on the other side of the box body, the structures of the second air blowing device and the first air blowing device are identical to the specifications of all parts, the first air blowing device comprises a partition plate, a connecting block, a flip cover, a fourth through hole, a second rotating roller and a connecting pipe, the top of the box body is fixedly connected with an air blower, the air outlet of the air blower is fixedly connected with the connecting pipe, one end of the connecting pipe penetrates through the top of the box body and is arranged in the box body, a partition plate is fixedly connected in the box body, and is provided with the fourth through hole, the top of the partition board is covered with a flip cover, the flip cover is hinged with the top of the box body, one side of the partition board is fixedly connected with a connecting block, the connecting block is arranged below a fourth through hole, the top of the connecting block is rotatably connected with a second rotating roller, the interior of the box body is rotatably connected with a plurality of first rotating rollers, the bottom end of a connecting pipe of the first air blowing device is fixedly connected with a barrel, a circular hollow part which is in a circular surface shape is arranged in the circular surface-shaped shell wall of the barrel, a first air inlet hole is arranged on the outer layer wall of the shell wall of the barrel, a plurality of third through holes are arranged on the inner layer wall of the shell wall of the barrel, the third through holes are communicated with the first air inlet hole through the circular hollow part, the bottom end of the connecting pipe of the second air blowing device is fixedly connected with an arc-shaped block, an arc-shaped hollow part which is in an arc surface shape is arranged in the arc-shaped shell wall of the arc-shaped block, and a plurality of second through holes are arranged on the inner layer wall of the arc-shaped shell wall of the arc-shaped block, the outer wall of the arc-shaped block arc-shaped shell wall is provided with a second air inlet hole, and the second through hole is communicated with the second air inlet hole through the arc-shaped hollow part.

As a further aspect of the present invention: the inner chamber bottom of box is provided with the suction pump, the lateral wall fixedly connected with coil pipe of box, the one end of coil pipe runs through the lateral wall of box and the delivery port fixed connection of suction pump, the other end of coil pipe runs through the lateral wall setting in the box.

As a further aspect of the present invention: the arc-shaped hollow part is internally and fixedly connected with a first dust-proof net, and the annular hollow part is internally and fixedly connected with a second dust-proof net.

As a further aspect of the present invention: one side of the box body is fixedly connected with a water outlet pipe.

As a further aspect of the present invention: and a sponge block is fixedly connected in the first through hole of the second air blowing device.

As a further aspect of the present invention: and one side of the surface of the flip cover is fixedly connected with a handle.

As a further aspect of the present invention: the bottom of the box body is fixedly connected with a plurality of rollers.

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

1. the utility model discloses in the barrel is gone into to the plastic strip after extruding in the extruder, third through hole blowout air current in the barrel comes for the plastic strip cools down, thereby make the preliminary sclerosis in surface of plastic strip, receive the influence of water pressure and rivers and warp when avoiding the plastic strip to get into the aquatic, plastic strip after the water cooling gets into in the arc piece, second through hole blowout air current in the shape piece blows on the plastic strip, thereby weather the moisture on plastic strip surface when carrying out further refrigerated for the plastic strip, avoid the surface ponding of plastic strip.

2. The utility model discloses a suction pump can be in the coil pipe is taken into to the water in the box, and the heat of aquatic can transmit to the coil pipe to for water cooling of dispelling the heat, in the water after the cooling carries back the box again, the temperature of the water in the flowing energy messenger box of water is even, improves the cooling quality to the plastic strip.

Drawings

FIG. 1 is a schematic structural diagram of a mixing extruder cooling device for producing degradable modified plastics.

FIG. 2 is a front view of a cooling device of a mixing extruder for producing degradable modified plastics.

FIG. 3 is a schematic structural diagram of an arc-shaped block of a mixing extruder cooling device for producing degradable modified plastics.

FIG. 4 is a schematic structural diagram of a barrel of a cooling device of a mixing extruder for producing degradable modified plastics.

Fig. 5 is an enlarged schematic view of a portion a in fig. 1.

Shown in the figure: the device comprises an extruder 1, a first rotating roller 2, a connecting pipe 3, a second air blowing device 4, a sponge block 5, a water outlet pipe 6, a roller 7, a water suction pump 8, a partition plate 9, a connecting block 10, a first through hole 11, an air blower 12, a turnover cover 13, a first air blowing device 14, a handle 15, a box body 16, an arc-shaped block 17, an arc-shaped hollow part 18, a first dust separation net 19, a second through hole 20, a barrel body 21, a second dust separation net 22, a third through hole 23, an annular hollow part 24, a fourth through hole 25, a second rotating roller 26, a coil pipe 27, a first air inlet 28 and a second air inlet 29.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 5, in an embodiment of the present invention, a cooling device for a mixing extruder for producing degradable modified plastics includes an extruder 1, a first rotating roller 2, a connecting pipe 3, a second blowing device 4, a sponge block 5, a water outlet pipe 6, a roller 7, a water pump 8, a partition plate 9, a connecting block 10, a first through hole 11, an air blower 12, a flip cover 13, a first blowing device 14, a handle 15, a box 16, an arc block 17, an arc hollow portion 18, a first dust isolating net 19, a second through hole 20, a cylinder 21, a second dust isolating net 22, a third through hole 23, an annular hollow portion 24, a fourth through hole 25, a second rotating roller 26 and a coil 27, wherein the box 16 is disposed on one side of the extruder 1, the extruder 1 is commercially available from yokoku corporation of Guangzhou and has a model of LMEDI-22/40 (twin screw mixing extruder), the first through hole 11 is disposed on both side walls of the box 16, an extrusion head of the extruder 1 is sleeved in a first through hole 11 on one side of a box body 16, a first air blowing device 14 is arranged on one side of the box body 16, a second air blowing device 4 is arranged on the other side of the box body 16, the structure of the second air blowing device 4 is identical to the specification of each part, the first air blowing device 14 comprises a partition plate 9, a connecting block 10, a flip cover 13, a fourth through hole 25, a second rotating roller 26 and a connecting pipe 3, the top of the box body 16 is fixedly connected with an air blower 12, the air blower 12 is commercially available from Shandong Xuriri air blower Limited and has the model of RAR50II, an air outlet of the air blower 12 is fixedly connected with the connecting pipe 3, one end of the connecting pipe 3 penetrates through the top of the box body 16 and is arranged in the box body 16, the partition plate 9 is fixedly connected in the box body 16, the fourth through hole 25 is arranged on the partition plate 9, the flip cover 13 is covered on, the connecting block 10 is arranged below the fourth through hole 25, the top of the connecting block 10 is rotatably connected with a second rotating roller 26, the interior of the box body 16 is rotatably connected with a plurality of first rotating rollers 2, the bottom end of the connecting pipe 3 of the first air blowing device 14 is fixedly connected with a cylinder body 21, a circular hollow part 24 which is circular surface-shaped is arranged in the circular surface-shaped shell wall of the cylinder body 21, a first air inlet hole 28 is arranged on the outer wall of the shell wall of the cylinder body 21, a plurality of third through holes 23 are arranged on the inner wall of the shell wall of the cylinder body 21, the third through holes 23 are communicated with the first air inlet holes 28 through the circular hollow part 24, the bottom end of the connecting pipe 3 of the second air blowing device 4 is fixedly connected with an arc-shaped block 17, an arc-shaped hollow part 18 which is arc-shaped is arranged in the arc-shaped shell wall of the arc-shaped block 17, a plurality of second through holes 20 are arranged, the second through hole 20 is communicated with the second air inlet hole 29 through the arc hollow part 18, when in use, water flow is conveyed into the box body 16, the air blower 12 is electrically connected with an external power supply, the air blower 12 is started, the extruder 1 is started to extrude plastic strips, the plastic strips enter the barrel body 21 after being extruded in the extruder, air flow is sprayed out from the third through hole 23 through the first air inlet hole 28 and the annular hollow part 24 in sequence to cool the plastic strips, so that the surface of the plastic strips is initially hardened, the plastic strips are prevented from being deformed by the influence of water pressure and the water flow when entering water, the air flow sprayed out from the third through hole 23 is conveyed into the annular hollow part 24 of the barrel body 21 from the air blower 12 through the connecting pipe 3, the third through hole 23 is conveyed by the annular hollow part 24, the plastic strips pass through the barrel body 21 and then bypass the second rotating roller 26 and the first rotating roller 2 to enter the water, so that the plastic strips are further cooled through the water, the cooled plastic strips enter the arc-shaped block 17, and are conveyed out of the box body 16 through the first through hole 11 on the other side of the box body 16, and air flow is sprayed out of the second through hole 20 in the arc-shaped block 17 through the second air inlet hole 29 and the arc-shaped hollow part 18 in sequence to blow the plastic strips, so that the plastic strips are further cooled, and meanwhile, the moisture on the surfaces of the plastic strips is dried.

The water suction pump 8 is arranged at the bottom of the inner cavity of the box body 16, the water suction pump 8 is a QS250 submersible pump of Shanghai Bingmao industry Co., Ltd, a coil 27 is fixedly connected to the side wall of the box body 16, the coil 27 extends along the length direction of square waves, one end of the coil 27 penetrates through the side wall of the box body 16 and is fixedly connected with a water outlet of the water suction pump 8, the other end of the coil 27 penetrates through the side wall of the box body 16 and is arranged in the box body 16, the water suction pump 8 is connected with an external power circuit to start the water suction pump 8, water in the box body 16 can be pumped into the coil 27, heat in the water can be transferred into the coil 27, heat dissipation and cooling are carried out on the water, the cooled water is conveyed back into the box body 16 again, the temperature of the water in the box body 16 can be uniform due to the flowing of the water, and the cooling quality of the plastic strips is improved.

The arc-shaped hollow part 18 is internally and fixedly connected with a first dust-isolating net 19, the annular hollow part 24 is internally and fixedly connected with a second dust-isolating net 22, and the first dust-isolating net 19 and the second dust-isolating net 22 are both dust-isolating and dust-removing filter screens of mechanical equipment produced by Anping Gong Xiang silk screen products Limited.

One side of the box body 16 is fixedly connected with a water outlet pipe 6.

A sponge block 5 is fixedly connected in the first through hole 11 of the second air blowing device 4.

A handle 15 is fixedly connected to one side of the surface of the flip 13.

The bottom of the box body 16 is fixedly connected with a plurality of rollers 7.

The utility model discloses a theory of operation is:

when the plastic strip cooling device is used, water flow is conveyed into the box body 16, the air blower 12 is electrically connected with an external power supply, the air blower 12 is started, the extruder 1 is started to extrude plastic strips, the plastic strips are extruded in the extruder and then enter the barrel body 21, air flow sprayed out of the third through hole 23 in the barrel body 21 is used for cooling the plastic strips, the surface of the plastic strips is preliminarily hardened, the plastic strips are prevented from being deformed under the influence of water pressure and water flow when entering water, finally, the air flow sprayed out of the third through hole 23 of the barrel body 21 is conveyed into the annular hollow part 24 of the barrel body 21 from the air blower 12 through the connecting pipe 3 and then conveyed to the third through hole 23 through the annular hollow part 24, the plastic strips bypass the second rotating roller 26 and the first rotating roller 2 after passing through the barrel body 21 and then enter the water, further cooling is carried out on the plastic strips through the water, and the cooled plastic strips enter the arc-shaped blocks 17, then the water is conveyed out of the box body 16 through the first through hole 11 on the other side of the box body 16, finally air flow is sprayed out of the second through hole 20 in the arc-shaped block 17 and blown onto the plastic strips, so that the plastic strips are further cooled, meanwhile, the moisture on the surfaces of the plastic strips is dried, the water suction pump 8 is connected with an external power circuit to start the water suction pump 8, the water in the box body 16 can be pumped into the coil 27, the heat in the water can be transferred into the coil 27, the water is cooled by heat dissipation, the cooled water is conveyed back into the box body 16 again, the temperature of the water in the box body 16 can be uniform due to the flowing of the water, and the cooling quality of the plastic strips is improved; the dust-proof net can prevent most dust blown by the blower 12 from being carried to the surface of the uncured plastic strip in the forming process by air flow through the second through holes 20 and the third through holes 23; the dust-proof net needs to be replaced or cleaned regularly and timely, so that the meshes of the dust-proof net are smooth and unobstructed, the dust-proof net can effectively block dust, and the surface cleanliness of the plastic strips after extrusion molding is kept.

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

1. The utility model provides a production of degradable modified plastics is with mixing extruder cooling device, includes extruder (1), its characterized in that: a box body (16) is arranged on one side of the extruder (1), first through holes (11) are formed in two side walls of the box body (16), an extrusion head of the extruder (1) is sleeved in the first through holes (11) on one side of the box body (16), a first air blowing device (14) is arranged on one side of the box body (16), a second air blowing device (4) is arranged on the other side of the box body (16), the structures of the second air blowing device (4) and the first air blowing device (14) are identical to the specifications of all parts, the first air blowing device (14) comprises a partition plate (9), a connecting block (10), a turnover cover (13), a fourth through hole (25), a second rotating roller (26) and a connecting pipe (3), the top of the air blower (16) is fixedly connected with the box body (12), and an air outlet of the air blower (12) is fixedly connected with the connecting pipe (3), one end of the connecting pipe (3) penetrates through the top of the box body (16) and is arranged in the box body (16), a partition plate (9) is fixedly connected in the box body (16), a fourth through hole (25) is formed in the partition plate (9), a flip cover (13) covers the top of the partition plate (9), the flip cover (13) is hinged to the top of the box body (16), a connecting block (10) is fixedly connected to one side of the partition plate (9), the connecting block (10) is arranged below the fourth through hole (25), a second rotating roller (26) is rotatably connected to the top of the connecting block (10), a plurality of first rotating rollers (2) are rotatably connected to the inside of the box body (16), a cylinder body (21) is fixedly connected to the bottom end of the connecting pipe (3) of the first air blowing device (14), and an annular hollow portion (24) which is in a circular surface shape is arranged in the wall of the cylinder body (21), first air inlet holes (28) are formed in the outer wall of the shell wall of the barrel body (21), a plurality of third through holes (23) are formed in the inner wall of the shell wall of the barrel body (21), the third through holes (23) are communicated with the first air inlet holes (28) through annular hollow portions (24), arc-shaped blocks (17) are fixedly connected to the bottom ends of connecting pipes (3) of the second air blowing device (4), arc-shaped hollow portions (18) which are arc-shaped are formed in arc-shaped shell walls of the arc-shaped blocks (17), a plurality of second through holes (20) are formed in the inner wall of the arc-shaped shell wall of the arc-shaped blocks (17), second air inlet holes (29) are formed in the outer wall of the arc-shaped shell wall of the arc-shaped blocks (17), and the second through holes (20) are communicated with the second air inlet holes (29) through the arc-shaped hollow portions (18).

2. The mixing extruder cooling device for producing the degradable modified plastics, according to claim 1, is characterized in that: the inner chamber bottom of box (16) is provided with suction pump (8), the lateral wall fixedly connected with coil pipe (27) of box (16), the lateral wall that box (16) were run through to the one end of coil pipe (27) and the delivery port fixed connection of suction pump (8), the lateral wall setting in box (16) is run through to the other end of coil pipe (27) is in box (16).

3. The mixing extruder cooling device for producing the degradable modified plastics, according to claim 1, is characterized in that: a first dust-proof net (19) is fixedly connected in the arc-shaped hollow part (18), and a second dust-proof net (22) is fixedly connected in the annular hollow part (24).

4. The mixing extruder cooling device for producing the degradable modified plastics, according to claim 1, is characterized in that: one side of the box body (16) is fixedly connected with a water outlet pipe (6).

5. The mixing extruder cooling device for producing the degradable modified plastics, according to claim 1, is characterized in that: a sponge block (5) is fixedly connected in the first through hole (11) of the second air blowing device (4).

6. The mixing extruder cooling device for producing the degradable modified plastics, according to claim 1, is characterized in that: and one side of the surface of the flip cover (13) is fixedly connected with a handle (15).

7. The mixing extruder cooling device for producing the degradable modified plastics, according to claim 1, is characterized in that: the bottom of the box body (16) is fixedly connected with a plurality of rollers (7).