CN216267593U

CN216267593U - Die with even film thickness for film blowing machine

Info

Publication number: CN216267593U
Application number: CN202122807841.1U
Authority: CN
Inventors: 周育利; 张元武; 陈献那
Original assignee: Jiangxi Huashuo Packing Co ltd
Current assignee: Jiangxi Huashuo Packing Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-04-12
Anticipated expiration: 2031-11-16

Abstract

The utility model discloses a die with uniform thickness of a heavy film of a film blowing machine, which belongs to the field of film blowing machines and comprises a film blowing machine main body, wherein the film blowing machine main body is connected with the die main body, an installation block is fixed on one side wall of the die main body, an installation column is welded on the upper surface of the installation block, a traction roller is rotatably installed on one side of the top of the installation column, a cam is installed at one end of a rotating shaft of the traction roller, fixed blocks are fixed on the tops of two side walls of the die main body, a through hole is formed in each fixed block, a movable rod is movably arranged in each through hole, an annular pipe is jointly fixed at the top ends of the two movable rods, a spring is sleeved on each movable rod and positioned between the fixed block and the annular pipe, a vertical rod is fixed on the upper surface of the annular pipe, and a push block is welded at the top end of the vertical rod; the cooling device is novel in design and ingenious in structure, and is used for rapidly and uniformly cooling a formed product, so that the product is not easy to adhere, the quality of the product is guaranteed, and the cooling device is worthy of popularization.

Description

Die with even film thickness for film blowing machine

Technical Field

The utility model relates to the technical field of film blowing machines, in particular to a die with a film-coating thickness uniform for a film blowing machine.

Background

The film blowing machine is a machine for heating and melting plastic particles and then blowing the plastic particles into a film, is suitable for blowing plastic films of low-density polyethylene, high-density polyethylene, linear low-density polyethylene and the like, is widely used for the internal and external packaging of civil and industrial products such as fruits, foods, clothes, textiles, strain planting, daily necessities and the like, consists of a plurality of components, and comprises a die for the film blowing machine.

The existing die for the film blowing machine is improved in structure when in use, so that the formed heavy film is uniform in thickness, but after the product is formed, the temperature is very high, the temperature reduction speed of the heavy film is low, the cooling uniformity is poor, and the heavy film is possibly adhered together to influence the product quality.

SUMMERY OF THE UTILITY MODEL

The utility model provides a die with a film-coating thickness uniform for a film blowing machine, which aims to solve the problems in the background technology.

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

a die with a uniform thickness of a heavy film of a film blowing machine comprises a film blowing machine main body, wherein the film blowing machine main body is connected with the die main body, a side wall of the die main body is fixedly provided with an installation block, the upper surface of the installation block is welded with an installation column, one side of the top of the installation column is rotatably provided with a traction roller, one end of a rotating shaft of the traction roller is provided with a cam, the tops of two side walls of the die main body are respectively fixedly provided with a fixed block, the fixed block is provided with a through hole, a movable rod is movably arranged in the through hole, the top ends of the two movable rods are jointly fixedly provided with an annular pipe, the movable rod is sleeved with a spring, the spring is positioned between the fixed block and the annular pipe, the upper surface of the annular pipe is fixedly provided with a vertical rod, the top end of the vertical rod is welded with a push block, the annular pipe is provided with a plurality of air outlet holes, the top of the film blowing machine main body is provided with a fan and a filter box, an air outlet of the fan is connected with the filter box, one side wall of the filter box is connected with a pipeline, and one end of the pipeline is communicated with the annular pipe, and a filter screen is arranged in the filter box.

In a preferred embodiment, a motor is mounted on one side wall of the top wall of the mounting column, and an output shaft of the motor is in transmission connection with a rotating shaft of the traction roller.

As a preferred embodiment, a limiting block is welded at the bottom end of the movable rod.

In a preferred embodiment, the pushing block is located right below the cam, and the pushing block is in contact with the cam.

In a preferred embodiment, the plurality of air outlet holes are uniformly distributed along the circumferential direction of the inner wall of the annular tube.

In a preferred embodiment, the conduit is a spring tube.

The utility model has the beneficial effects that:

1. the mould with the uniform thickness of the heavy film of the film blowing machine can uniformly radiate the blown heavy film by arranging the structures such as the annular pipe, the fan, the filter box, the pipeline, the filter screen and the like, the temperature is quickly reduced, and the product quality is ensured;

2. this mould that inflation film manufacturing machine heavily membrane thickness is even is through setting up mounting block, erection column, carry over pinch rolls, cam, fixed block, movable rod, montant and ejector pad isotructure, when utilizing the carry over pinch rolls to heavily membrane traction for reciprocating motion about the toroidal tube can, to the comprehensive heat dissipation of blowing of heavy membrane, is worth promoting.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the annular tube of the present invention;

fig. 3 is a schematic view of the internal structure of the filtration tank of the present invention.

Reference numbers in the figures: 1. a film blowing machine main body; 2. a mold body; 3. mounting blocks; 4. mounting a column; 5. a traction roller; 6. a cam; 7. a fixed block; 8. a movable rod; 9. an annular tube; 10. a spring; 11. a vertical rod; 12. a push block; 13. an air outlet; 14. a fan; 15. a filter box; 16. A pipeline; 17. and (5) filtering by using a filter screen.

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. 1-3, a mould that inflation film manufacturing machine heavily membrane thickness is even, including inflation film manufacturing machine main part 1, be connected with mould main part 2 on the inflation film manufacturing machine main part 1, be fixed with installation piece 3 on the lateral wall of mould main part 2, the last skin weld of installation piece 3 has erection column 4, one side at 4 tops of erection column is rotated and is installed carry over pinch rolls 5, a side wall mounting on 4 roofs of erection column has the motor, and the output shaft of motor is connected with the axis of rotation transmission of carry over pinch rolls 5.

Cam 6 is installed to the one end of 5 axis of rotation of carry over pinch rolls, the top of 2 both sides walls of mould main part all is fixed with fixed block 7, the through-hole has been seted up on the fixed block 7, the through-hole internalization is provided with movable rod 8, the bottom welding of movable rod 8 has the stopper, the top of two movable rod 8 is fixed with annular tube 9 jointly, the cover is equipped with spring 10 on the movable rod 8, and spring 10 is located between fixed block 7 and the annular tube 9, the last fixed surface of annular tube 9 has montant 11, the top welding of montant 11 has ejector pad 12, ejector pad 12 is located cam 6 under, and ejector pad 12 contacts with cam 6.

A plurality of exhaust vents 13 are formed in the annular pipe 9, the exhaust vents 13 are evenly distributed along the circumferential direction of the inner wall of the annular pipe 9, a fan 14 and a filter box 15 are installed at the top of the film blowing machine main body 1, an air outlet of the fan 14 is connected with the filter box 15, a pipeline 16 is connected to one side wall of the filter box 15, one end of the pipeline 16 is communicated with the annular pipe 9, a filter screen 17 is arranged in the filter box 15, and the pipeline 16 is a spring pipe.

The working principle is as follows: when in processing, the film bubble is pulled up, so that the heavy film is connected to a winding roller (not shown) through a traction roller 5, a motor is started to drive the traction roller 5 to rotate, the heavy film is pulled, a fan 14 is started, the fan 14 sends normal-temperature air into a filter box 15, a filter screen 17 is arranged in the filter box 15 and can filter dust in the air, the air at the normal temperature enters the annular pipe 9 through a pipeline 16 after being filtered, and is uniformly blown to the heavy film through a plurality of air outlet holes 13 to comprehensively dissipate heat of the heavy film, when the traction roller 5 rotates, the cam 6 is driven to rotate, the cam 6 continuously rotates and can push the annular pipe 9 to move downwards, under the action of the spring 10, the annular pipe 9 automatically moves upwards to enable the annular pipe 9 to move up and down in a reciprocating manner, the heavy film is comprehensively and uniformly cooled, the temperature of the heavy film is rapidly reduced and is not easy to adhere to ensure the product quality, is worthy of popularization.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

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

1. A die with a uniform heavy film thickness for a film blowing machine comprises a film blowing machine main body (1) and is characterized in that the film blowing machine main body (1) is connected with a die main body (2), a mounting block (3) is fixed on one side wall of the die main body (2), a mounting column (4) is welded on the upper surface of the mounting block (3), a traction roller (5) is rotatably installed on one side of the top of the mounting column (4), a cam (6) is installed at one end of a rotating shaft of the traction roller (5), fixed blocks (7) are fixed on the tops of two side walls of the die main body (2), a through hole is formed in each fixed block (7), movable rods (8) are movably arranged in the through hole, annular pipes (9) are jointly fixed on the top ends of the two movable rods (8), springs (10) are sleeved on the movable rods (8), and the springs (10) are located between the fixed blocks (7) and the annular pipes (9), the last fixed surface of annular pipe (9) has montant (11), the top welding of montant (11) has ejector pad (12), a plurality of exhaust vents (13) have been seted up on annular pipe (9), fan (14) and rose box (15) are installed at inflation film manufacturing machine main part (1) top, the air outlet of fan (14) is connected with rose box (15), be connected with pipeline (16) on the lateral wall of rose box (15), and the one end of pipeline (16) is linked together with annular pipe (9), be provided with filter screen (17) in rose box (15).

2. The die for the inflation film manufacturing machine with the uniform thickness of the heavy film is characterized in that a motor is installed on one side wall of the top wall of the installation column (4), and an output shaft of the motor is in transmission connection with a rotating shaft of the traction roller (5).

3. The die with the uniform heavy film thickness for the film blowing machine according to claim 1, characterized in that a limiting block is welded at the bottom end of the movable rod (8).

4. The die for the film blowing machine with the uniform film thickness is characterized in that the push block (12) is positioned right below the cam (6), and the push block (12) is in contact with the cam (6).

5. The die for the film blowing machine with the uniform thickness of the heavy film according to the claim 1, characterized in that a plurality of the air outlet holes (13) are uniformly distributed along the circumferential direction of the inner wall of the annular pipe (9).

6. The die with the uniform heavy film thickness for the film blowing machine according to claim 1, wherein the pipe (16) is a spring pipe.