CN219381563U - Material conveying device for film blowing machine - Google Patents

Abstract

The utility model relates to the field of conveying devices and discloses a material conveying device for a film blowing machine, which comprises a feeding cylinder main body, wherein a spiral feeding rod is arranged in the feeding cylinder main body, a feeding bin is fixedly connected to the feeding cylinder main body, a motor is fixedly connected to one side of the feeding bin, an output shaft of the motor penetrates into the feeding bin and is fixedly connected with a conveying roller, a plurality of arc grooves are uniformly formed in the outer wall of the conveying roller.

Description

Material conveying device for film blowing machine

Technical Field

The utility model relates to the field of conveying devices, in particular to a material conveying device for a film blowing machine.

Background

The film blowing machine is a device for heating and melting plastic particles and blowing the plastic particles into a film, and is an indispensable mechanical product in the modern plastic product manufacturing process. The film blowing machine for producing plastic film mainly comprises extruder, machine head, die head, cooling device, bubble stabilizing frame, lambdoidal plate, traction roller, coiling device, etc. and the functions of different components in the whole plastic product production process are different, the extruder mainly comprises screw, machine barrel, charging hopper, speed reducer and driving motor, is a screw conveyer, and drives the screw to make rotary motion in the machine barrel by the speed reducer through belt transmission; the screw adopts special structure, namely a section of the screw is provided with a special mixing device, the screw is centered by supporting surrounding plastic during working, the axial force of the screw shaft is born by a 7310 or 7614 bearing arranged between the speed reducer and the screw, and the charging port of the machine barrel is designed according to the characteristics of raw materials, so that the screw can smoothly enter the screw groove to be sent away, the conveying capability and stable extrusion quality are ensured, and the material is conveyed.

In order to further improve conveyer's practicality, prior art has made a great deal of improvement to conveyer, and as the patent of publication No. CN216267591U discloses a plastics inflation film manufacturing machine, including feed cylinder, feeding storehouse and suction box, feed cylinder and suction box all correspond to be installed on the mounting panel, the feeding storehouse corresponds to be installed in feed cylinder one side top, and first motor is installed in the top correspondence of this feeding storehouse, the output shaft of first motor links to each other with the dwang is fixed in the feeding storehouse, evenly be equipped with a plurality of puddlers on the dwang, top one side of feeding storehouse corresponds and is equipped with the inlet pipe, and its both sides are equipped with inlet port and venthole respectively, the inlet port is linked together with the air heater. The utility model can dry the added plastic particles, effectively ensures the production quality of the finished film, can better treat harmful gas generated in the process, and avoids the pollution of air, thereby ensuring the physical health of production staff, and has simple and convenient overall operation and strong practicability.

The prior art has obvious beneficial effects, but has the following defects:

above-mentioned current inflation film manufacturing machine carries out the inflation film manufacturing through adding the feeding storehouse with the raw materials in, carries in the feed cylinder again and carries to inflation film manufacturing head department through spiral feed rod, and there is great gap between the graininess plastics masterbatch, but wherein the heat in the feed cylinder, the heat that the inflation film manufacturing head department produced and the heat of blowing in the feeding storehouse all lead to the plastics masterbatch in the feeding storehouse to melt thereby the caking leads to the phenomenon that the feeding storehouse and the feed cylinder intercommunication department blockked up under long-time conduction, influences the effect of feeding, has therefore proposed a material conveyer for inflation film manufacturing machine.

Disclosure of Invention

The utility model provides a material conveying device for a film blowing machine, which aims at overcoming the defects of the prior art and at least solves one of the problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a material conveying device for inflation film manufacturing machine, includes the feeding section of thick bamboo main part, is equipped with spiral feed rod in the feeding section of thick bamboo main part, fixedly connected with feeding storehouse in the feeding section of thick bamboo main part, one side fixedly connected with motor in feeding storehouse, the output shaft of motor run through to in the feeding storehouse and fixedly connected with conveying roller, a plurality of arc grooves have evenly been seted up to conveying roller's outer wall.

Preferably, the lower end part of the feeding bin is provided with an arc-shaped bulge, and the conveying roller is positioned in the arc-shaped bulge.

Preferably, the distance between the two edges of the cambered surface of the arc-shaped groove is smaller than the distance between the two edges of the two cambered surfaces of the inner wall of the arc-shaped bulge.

Preferably, both sides of the feeding bin are provided with ventilation holes.

Preferably, an inlet fan is arranged in one vent hole, and an outlet fan is arranged in the other vent hole.

Preferably, the inside of the conveying roller is hollow, one side of the conveying roller, which is far away from the motor, is fixedly connected with a radiating pipe, and one end of the radiating pipe penetrates out of the feeding bin.

Preferably, a cooling fan is arranged on the outer side of the feeding bin, and the cooling fan is arranged corresponding to the cooling pipe.

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

according to the utility model, the rotatable conveying roller is arranged, the materials fall into the arc-shaped groove on the conveying roller, the materials enter the feeding cylinder main body for conveying through the rotation of the conveying roller, the conveying roller shields the communication part between the feeding bin and the feeding cylinder main body, the phenomenon that the feeding bin is blocked by material caking caused by the heat entering the feeding bin is reduced, and the conveying of the materials of the film blowing machine is facilitated.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of one side of the feed bin of the present utility model;

FIG. 3 is a schematic view of a position structure of a radiating pipe according to the present utility model;

FIG. 4 is a schematic cross-sectional view of the feed bin of the present utility model.

In the figure: 1. a feed cylinder body; 2. a feeding bin; 3. a motor; 4. a conveying roller; 5. an arc-shaped groove; 6. ventilation holes; 7. a fan is arranged; 8. an inlet fan; 9. arc-shaped bulges; 10. a heat radiating pipe; 11. a heat radiation fan.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a material conveying device for a film blowing machine comprises a feeding cylinder main body 1, wherein a spiral feeding rod is arranged in the feeding cylinder main body 1, a feeding bin 2 is fixedly connected to the feeding cylinder main body 1, a motor 3 is fixedly connected to one side of the feeding bin 2, an output shaft of the motor 3 penetrates into the feeding bin 2 and is fixedly connected with a conveying roller 4, and a plurality of arc-shaped grooves 5 are uniformly formed in the outer wall of the conveying roller 4.

Referring to fig. 1 and 4, the structure of the conveying device in the present utility model is similar to that of the existing conveying device, such as a plastic film blowing machine disclosed in the patent with publication number CN216267591U, and the main improvement of the present utility model is that the heat of melting the material in the film blowing machine does not enter the feeding bin 2. In the utility model, a connecting pipe between a hot air blower and a feeding bin 2 in the prior art CN216267591U is removed, a feeding cylinder main body 1 and the feeding bin 2 are both in the prior art, and a spiral feeding rod in the feeding cylinder main body 1 is driven to rotate by a second motor to convey materials to a film blowing head for film blowing, wherein the above is described in the prior art; when the film blowing is carried out in the utility model, the materials are poured into the feeding bin 2, the motor 3 is started to work, the motor 3 drives the conveying roller 4 to rotate, the materials at the bottom layer enter the arc-shaped groove 5 due to self gravity, the conveying roller 4 rotates to drive the materials in the arc-shaped groove 5 to rotate until the opening of the arc-shaped groove 5 faces downwards, the materials are poured into the feeding cylinder main body 1 for conveying, the conveying roller 4 can shade the communication part between the lower end of the feeding bin 2 and the feeding cylinder main body 1, the communication area between the feeding cylinder main body 1 and the feeding bin 2 is reduced, the phenomenon that the feeding bin 2 is blocked by the materials due to the fact that the heat in the feeding cylinder main body 1 and the heat of the blowing head connected with the conveying end of the feeding cylinder main body 1 enter the feeding bin 2 can be reduced, and the conveying of the materials of the film blowing machine is facilitated.

Referring to fig. 4, the lower end portion of the feeding bin 2 is provided with an arc-shaped protrusion 9, the conveying roller 4 is located in the arc-shaped protrusion 9, and the inner wall of the arc-shaped protrusion 9 gives up the space of the conveying roller 4, so that the communicating area between the feeding barrel main body 1 and the feeding bin 2 can be further reduced by giving up the arc-shaped protrusion 9 when the conveying roller 4 rotates, and the possibility that heat enters the feeding bin 2 to affect materials is further reduced.

Referring to fig. 4, the distance between the two edges of the arc surface of the arc-shaped slot 5 is smaller than the distance between the two edges of the arc surface of the inner wall of the arc-shaped protrusion 9, when the arc-shaped slot 5 rotates to the side direction of the opening, the arc-shaped protrusion 9 can shield the opening of the arc-shaped slot 5, so that the communication space between the feeding bin 2 and the feeding barrel main body 1 is not increased due to the arc-shaped slot 5, and heat conduction is reduced.

Referring to fig. 2, ventilation holes 6 are formed on two sides of the feeding bin 2, when the arc-shaped groove 5 rotates upwards after conveying the materials, the materials can pass through the ventilation holes 6, and external air can drive heat between the arc-shaped groove 5 and the inner wall of the arc-shaped protrusion 9 through the ventilation holes 6, so that the phenomenon that the heat enters the upper end of the feeding bin 2 to affect the materials is further reduced.

Referring to fig. 1 and 2, an air inlet fan 8 is installed in one of the air holes 6, an air outlet fan 7 is installed in the other air hole 6, when the arc-shaped groove 5 passes through the air hole 6, the air inlet fan 8 drives the outside air to the air hole, and the air outlet fan 7 brings out the heat of the air hole to increase heat dissipation.

Referring to fig. 3 and 4, the conveying roller 4 is hollow, one side of the conveying roller 4 away from the motor 3 is fixedly connected with a heat dissipation tube 10, one end of the heat dissipation tube 10 penetrates out of the feeding bin 2, the heat dissipation tube 10 is rotationally connected with the feeding bin 2, the conveying roller 4 generates heat due to heat conduction, and the heat can be guided out of the feeding bin 2 along the heat dissipation tube 10 through the hollow inside the conveying roller, so that the conveying roller 4 dissipates heat, and the influence on materials is reduced.

Referring to fig. 2, a cooling fan 11 is installed on the outer side of the feeding bin 2, the cooling fan 11 is disposed corresponding to the cooling tube 10, and the cooling fan 11 brings out heat in the cooling tube 10 to accelerate the cooling effect on the conveying roller 4.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (7)

1. The utility model provides a material conveyer for inflation film manufacturing machine, includes feeding barrel body (1), is equipped with spiral feed rod in feeding barrel body (1), fixedly connected with feeding storehouse (2) on feeding barrel body (1), its characterized in that, one side fixedly connected with motor (3) of feeding storehouse (2), the output shaft of motor (3) runs through in feeding storehouse (2) and fixedly connected with conveying roller (4), a plurality of arc grooves (5) have evenly been seted up to the outer wall of conveying roller (4).

2. A material transfer device for a film blowing machine according to claim 1, characterized in that the lower end part of the feed bin (2) is provided with an arc-shaped protrusion (9), and the conveying roller (4) is located in the arc-shaped protrusion (9).

3. A material transfer device for a film blowing machine according to claim 2, characterized in that the distance between the two edges of the arc surface of the arc-shaped groove (5) is smaller than the distance between the two edges of the arc surface of the inner wall of the arc-shaped protrusion (9).

4. A material transfer device for a film blowing machine according to claim 1, characterized in that the two sides of the feed bin (2) are provided with ventilation holes (6).

5. A material transfer apparatus for a film blowing machine according to claim 4, wherein one of the ventilation holes (6) is provided with an inlet fan (8) and the other ventilation hole (6) is provided with an outlet fan (7).

6. The material conveying device for a film blowing machine according to claim 4, wherein the conveying roller (4) is arranged in a hollow mode, one side, away from the motor (3), of the conveying roller (4) is fixedly connected with a radiating pipe (10), and one end of the radiating pipe (10) penetrates out of the feeding bin (2).

7. The material conveying device for a film blowing machine according to claim 6, wherein a cooling fan (11) is installed on the outer side of the feeding bin (2), and the cooling fan (11) is arranged corresponding to the cooling pipe (10).