CN210282933U

CN210282933U - POF thermal contraction membrane plastic particle melting mechanism

Info

Publication number: CN210282933U
Application number: CN201921329899.6U
Authority: CN
Inventors: 赵展
Original assignee: Shandong Fully Packing Material Co ltd
Current assignee: Shandong Fully Packing Material Co ltd
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2020-04-10
Anticipated expiration: 2029-08-15

Abstract

The utility model discloses a POF thermal contraction membrane plastic pellet melting mechanism, including the melting furnace jar, the top inner wall fixedly connected with motor of melting furnace jar, and the output shaft one end welding of motor has the axis of rotation, the bottom outer wall of axis of rotation is provided with the carousel, and the bottom outer wall of carousel is provided with the connecting rod that the equidistance is the annular and distributes, and the bottom outer wall of connecting rod is provided with the churn, the inside of churn is provided with the cavity, and the inner wall of cavity is provided with the second hot plate, the inside of melting furnace jar is provided with the installation cavity, and the inner wall of installation cavity is provided with first hot plate, the bottom outer wall of melting furnace jar is provided with row's material pipe, and arranges the inner wall threaded connection. The utility model discloses avoided piling up the plastic pellet in the middle of the smelting pot jar and melted slower problem, effectively improved the melting efficiency of mechanism, production effect is better to effectively realize that the circulation of plastic pellet in the smelting pot is melted, it is better to melt the effect.

Description

POF thermal contraction membrane plastic particle melting mechanism

Technical Field

The utility model relates to a POF thermal contraction membrane technical field especially relates to a POF thermal contraction membrane plastic pellet melting mechanism.

Background

The POF is the meaning of the heat shrinkable film, is fully called as a multilayer co-extruded polyolefin heat shrinkable film, is prepared by plasticizing and extruding linear low-density polyethylene as an intermediate layer and copolymerized propylene as an inner layer and an outer layer through three extruders, and then carrying out die head molding, film bubble blowing and other special processes.

At present, in the production process of the POF heat shrinkable film, plastic particles need to be put into a furnace to prepare raw materials of the heat shrinkable film, but the existing melting mechanism still has certain defects, and in the melting process, because the plastic particles are melted by heating the inner wall of the furnace, the melting of the plastic particles in the middle position is easy to cause slow melting, and the production effect is poor, so that the POF heat shrinkable film plastic particle melting mechanism needs to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a POF thermal contraction film plastic particle melting mechanism.

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

the utility model provides a POF thermal contraction membrane plastic pellet melting mechanism, includes the melting furnace jar, the top inner wall fixedly connected with motor of melting furnace jar, and the output shaft one end welding of motor has the axis of rotation, the bottom outer wall of axis of rotation is provided with the carousel, and the bottom outer wall of carousel is provided with the connecting rod that the equidistance is the annular and distributes, and the bottom outer wall of connecting rod is provided with the churn, the inside of churn is provided with the cavity, and the inner wall of cavity is provided with the second hot plate, the inside of melting furnace jar is provided with the installation cavity, and the inner wall of installation cavity is provided with first hot plate, the bottom outer wall of melting furnace jar is provided with row's material pipe, and arranges the inner wall threaded connection of material pipe and have a tube cap, the top outer wall.

As a further aspect of the present invention: the outer wall of the mixing drum is provided with a spiral lifting plate, and the outer wall of the top of the mixing drum is provided with a material returning hole.

As a further aspect of the present invention: the inner wall of the top of the melting furnace tank is provided with a protective cover, and the motor is located inside the protective cover.

As a further aspect of the present invention: the outer wall of one side of the smelting pot is connected with a vacuum pump through a bolt, an exhaust pipe is arranged on the outer wall of the top of the vacuum pump, and one end of the exhaust pipe is communicated with the smelting pot.

As a further aspect of the present invention: the outer wall of the bottom of the melting furnace tank is provided with four supporting legs.

As a further aspect of the present invention: first hot plate, second hot plate, motor and vacuum pump all are connected with the switch through the wire, and the switch is connected with the power through the wire.

As a further aspect of the present invention: the outer wall of one side of the melting furnace tank is provided with two observation ports, and the inner wall of each observation port is connected with an observation window through a fastening bolt.

The utility model has the advantages that:

1. the motor is driven to work through the arranged motor, the mixing drum, the first heating plate and the second heating plate, the turntable can be driven to rotate, the turntable can drive the mixing drum to rotate through the connecting rod, the mixing drum can drive plastic particles between the mixing drum and the smelting pot to rotate, so that the plastic particles can be quickly melted under the combined action of the first heating plate and the second heating plate, the problem that the plastic particles accumulated in the middle of the smelting pot are slowly melted is avoided, the melting efficiency of the mechanism is effectively improved, and the production effect is better;

2. through the spiral lifting plate and the material returning hole, along with the rotation of the stirring cylinder, the spiral lifting plate on the stirring cylinder can continuously extrude the material between the stirring cylinder and the smelting pot downwards and discharge the material upwards through the material returning hole in the middle of the stirring cylinder, so that the plastic particles are effectively circularly melted in the smelting pot, and the melting effect is better;

3. through the vacuum pump and the exhaust tube that set up, the back is accomplished in the melting, and drive vacuum pump work can be taken out the bubble in the meltwater through the exhaust tube, has effectively promoted the product quality of meltwater, has more the practicality.

Drawings

FIG. 1 is a schematic cross-sectional view of a plastic particle melting mechanism for a POF heat shrinkable film in example 1;

FIG. 2 is a schematic structural view of a mixing drum of a POF heat shrinkable film plastic particle melting mechanism in example 1;

fig. 3 is a schematic view of the overall structure of a plastic particle melting mechanism for a POF heat shrinkable film as proposed in example 2.

In the figure: 1 melting furnace pot, 2 discharge pipes, 3 pipe covers, 4 supporting legs, 5 first heating plates, 6 second heating plates, 7 mixing drums, 8 connecting rods, 9 rotating discs, 10 sealing covers, 11 feeding pipes, 12 motors, 13 protective covers, 14 rotating shafts, 15 air exhaust pipes, 16 vacuum pumps, 17 spiral lifting plates, 18 material returning holes and 19 observation windows.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-2, a plastic particle melting mechanism for a POF heat shrinkable film comprises a melting furnace tank 1, a motor 12 connected to the inner wall of the top of the melting furnace tank 1 through bolts, and one end of the output shaft of the motor 12 is welded with a rotating shaft 14, the outer wall of the bottom of the rotating shaft 14 is welded with a rotating disc 9, and the outer wall of the bottom of the rotary table 9 is welded with connecting rods 8 which are distributed in an annular shape at equal intervals, the outer wall of the bottom of the connecting rod 8 is welded with a mixing drum 7, a cavity is arranged inside the mixing drum 7, and the inner wall of the cavity is provided with a second heating plate 6, the interior of the melting furnace tank 1 is provided with an installation cavity, the inner wall of the installation cavity is provided with a first heating plate 5, the outer wall of the bottom of the melting furnace tank 1 is welded with a discharging pipe 2, and the inner wall of the discharging pipe 2 is connected with a pipe cover 3 through threads, the outer wall of the top of the melting furnace tank 1 is welded with a feeding pipe 11, and the inner wall of the feeding pipe 11 is connected with a sealing cover 10 through threads.

Wherein, the outer wall welding of churn 7 has spiral lifting plate 17, and the top outer wall of churn 7 is opened there is feed back hole 18, the welding of the top inner wall of smelting pot 1 has safety cover 13, and motor 12 is located inside safety cover 13, there is vacuum pump 16 one side outer wall of smelting pot 1 through bolted connection, and vacuum pump 16's top outer wall is provided with exhaust tube 15, the one end and the smelting pot 1 of exhaust tube 15 are linked together, the welding of the bottom outer wall of smelting pot 1 has supporting leg 4, and the quantity of supporting leg 4 is four, first hot plate 5, second hot plate 6, motor 12 and vacuum pump 16 all are connected with the switch through the wire, and the switch is connected with the power through the wire.

The working principle is as follows: when the plastic particle melting furnace is used, plastic particles are added into the melting furnace tank 1 through the feeding pipe 11, then the sealing cover 10 is covered, the motor 12 is driven to work again, the turntable 9 can be driven to rotate, the turntable 9 can drive the stirring cylinder 7 to rotate through the connecting rod 8, the stirring cylinder 7 can drive the plastic particles between the stirring cylinder 7 and the melting furnace tank 1 to rotate, so that the plastic particles can be quickly melted under the combined action of the first heating plate 5 and the second heating plate 6, the problem that the plastic particles accumulated in the middle of the melting furnace tank 1 are slowly melted is avoided, the melting efficiency of the mechanism is effectively improved, the production effect is better, along with the rotation of the stirring cylinder 7, the spiral lifting plate 17 on the stirring cylinder 7 can continuously downwards extrude the materials between the stirring cylinder 7 and the melting furnace tank 1 and upwards discharge the materials through the material returning hole 18 in the middle of the stirring cylinder 7, and the circular melting of the plastic particles in the melting furnace tank, the melting effect is better, and the back is accomplished in the melting, and drive vacuum pump 16 work can be taken out the bubble in the melten liquid through exhaust tube 15, has effectively promoted the product quality of melten liquid, has more the practicality, and finally, open tube cap 3 again, through arranging the collection that the material pipe 2 realized the melten liquid.

Example 2

Referring to fig. 3, the present embodiment further includes two observation ports opened on an outer wall of one side of the melting furnace tank 1, and an observation window 19 is connected to an inner wall of the observation ports through fastening bolts, compared with embodiment 1.

The working principle is as follows: when the device is used, the molten state of the plastic particles can be directly observed through the position of the observation window 19, and the device is more convenient to use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The POF thermal contraction film plastic particle melting mechanism comprises a melting furnace tank (1) and is characterized in that a motor (12) is fixedly connected to the inner wall of the top of the melting furnace tank (1), a rotating shaft (14) is welded to one end of an output shaft of the motor (12), a rotary table (9) is arranged on the outer wall of the bottom of the rotating shaft (14), connecting rods (8) which are distributed in an annular mode at equal intervals are arranged on the outer wall of the bottom of the rotary table (9), a stirring cylinder (7) is arranged on the outer wall of the bottom of the connecting rods (8), a cavity is formed in the stirring cylinder (7), a second heating plate (6) is arranged on the inner wall of the cavity, an installation cavity is arranged in the melting furnace tank (1), a first heating plate (5) is arranged on the inner wall of the bottom of the melting furnace tank (1), a discharging pipe (2) is arranged on the outer wall of the bottom of the, the top outer wall welding of smelting pot (1) has inlet pipe (11), and the inner wall threaded connection of inlet pipe (11) has sealed lid (10).

2. The POF heat shrinkable film plastic particle melting mechanism as claimed in claim 1, wherein the outer wall of the stirring cylinder (7) is provided with a spiral lifting plate (17), and the outer wall of the top of the stirring cylinder (7) is provided with a material returning hole (18).

3. The POF heat shrinkable film plastic particle melting mechanism as claimed in claim 2, wherein a protective cover (13) is arranged on the inner wall of the top of the melting furnace tank (1), and the motor (12) is positioned inside the protective cover (13).

4. The POF heat shrinkable film plastic particle melting mechanism as claimed in claim 3, wherein a vacuum pump (16) is connected to the outer wall of one side of the melting furnace tank (1) through a bolt, and an exhaust tube (15) is arranged on the outer wall of the top of the vacuum pump (16), and one end of the exhaust tube (15) is communicated with the melting furnace tank (1).

5. The POF heat shrinkable film plastic particle melting mechanism as claimed in claim 4, wherein the bottom outer wall of the melting furnace tank (1) is provided with four supporting legs (4), and the number of the supporting legs (4) is four.

6. The POF heat shrinkable film plastic particle melting mechanism as claimed in claim 5, wherein the first heating plate (5), the second heating plate (6), the motor (12) and the vacuum pump (16) are all connected with a switch through wires, and the switch is connected with a power supply through wires.

7. The POF heat shrinkable film plastic particle melting mechanism as claimed in any one of claims 1 to 6, wherein an outer wall of one side of the melting furnace tank (1) is provided with two observation ports, and an inner wall of each observation port is connected with an observation window (19) through a fastening bolt.