A film blowing machine for producing puncture-resistant high-strength polyethylene film

Abstract

The utility model provides a kind of for the production of puncture-resistant high-strength polyethylene film blowing machine, belong to film blowing machine field, it is by bottom plate, film blowing machine body, support mechanism, conveying mechanism, tightness adjusting mechanism and winding mechanism constitute, in the scheme, the setting for conveying puncture-resistant high-strength polyethylene film by large-diameter roll, so that the area of puncture-resistant high-strength polyethylene film and large-diameter roll is large, ensure that the air in puncture-resistant high-strength polyethylene film is discharged, so as to facilitate the uniformity of puncture-resistant high-strength polyethylene film winding, by electric telescopic link B elongation drive tensioning roller moves, by tensioning roller movement can make puncture-resistant high-strength polyethylene film tension, ensure that puncture-resistant high-strength polyethylene film and large-diameter roll tightly adhere, to discharge gas, by the setting for limiting puncture-resistant high-strength polyethylene film by two limit rings, so that puncture-resistant high-strength polyethylene film is located between two limit rings and is wound.

Description

Technical Field

[0001] This utility model belongs to the field of blown film machines, specifically relating to a blown film machine for the production of puncture-resistant high-strength polyethylene film. Background Technology

[0002] Polyethylene film is widely used in packaging, agriculture, construction, and medical protection due to its excellent chemical stability, flexibility, and low cost. With the development of modern industry and logistics, the requirements for film performance are increasing, especially in scenarios such as heavy packaging, protection against sharp objects, and long-term outdoor use, where puncture resistance and mechanical strength have become key indicators. Ordinary polyethylene films, especially those produced using conventional blown film processes, often lack sufficient puncture strength and tear resistance, making it difficult to meet the needs of high-end applications.

[0003] The publication number "CN210257257U" describes "a novel polyethylene blown film machine, wherein an extruder is provided on the upper surface of the worktable, a feed inlet is provided above the extruder, a motor is provided on one side of the extruder, an anti-clogging component is provided above the motor, one end of the extruder passes through the interior of the die head, a support plate is provided above the die head, a herringbone plate is provided on the upper surface of the support plate, and a first support seat is provided on the side of the upper surface of the support plate near the herringbone plate, a traction roller is movably arranged inside the first support seat, a winding device is provided on one side of the second support seat, and a cleaning component is provided on the upper surface of the winding device. The cleaning component effectively prevents dust in the air from adhering to the film after polyethylene blown film, causing pollution, reducing output and increasing costs. The anti-clogging component can effectively prevent excessive plastic particles from accumulating at the feed inlet, affecting its working efficiency."

[0004] The aforementioned patents accumulate at the feed inlet, affecting its working efficiency. However, these patents do not easily allow air to be expelled from the film before winding, resulting in the film not being able to be wound neatly. Utility Model Content

[0005] The purpose of this invention is to provide a blown film machine for the production of puncture-resistant high-strength polyethylene film, aiming to solve the problem in the prior art that it is not easy to expel the air inside the film before winding, which leads to the film not being able to be wound neatly.

[0006] To achieve the above objectives, this utility model provides the following technical solution: A blown film machine for producing puncture-resistant high-strength polyethylene film, comprising: Base plate; The blown film machine body is fixedly connected to the top of the base plate; Its characteristic is that it further includes: The support mechanism is located at the top of the base plate; The conveying mechanism, mounted on the support mechanism, is used to convey puncture-resistant high-strength polyethylene film; The tension adjustment mechanism is located on the support mechanism. It is used to adjust the tension of the puncture-resistant high-strength polyethylene film and thereby remove air bubbles from the puncture-resistant high-strength polyethylene film. The winding mechanism, located on the support mechanism, is used to wind up puncture-resistant high-strength polyethylene film.

[0007] As a preferred embodiment of this utility model, the support mechanism includes columns, top plates, and mounting frames. Four columns are provided, and the four top plates are all fixedly connected to the top of the base plate. The four columns are evenly distributed, and the top plates are fixedly connected to the top of the four columns. The mounting frames are fixedly connected to the top of the base plate.

[0008] As a preferred embodiment of this utility model, the conveying mechanism includes: The first conveying component is located on two columns and the top plate; The second conveying component is located on the top plate; The third conveying component is located on two columns.

[0009] As a preferred embodiment of this utility model, the first conveying component includes a limiting sleeve, a conveying roller C, and a vertical plate. The limiting sleeve is fixedly connected to two columns. There are two vertical plates, both of which are fixedly connected to the bottom of the top plate and are symmetrically arranged. There are two conveying roller C, both of which are rotatably connected between the two vertical plates and are symmetrically arranged.

[0010] In a preferred embodiment of this utility model, the second conveying component includes a conveying roller A, a pressing roller, a guide rod A, an electric telescopic rod A, and a second U-shaped plate. The second U-shaped plate is fixedly connected to the top of the top plate. Two conveying rollers A are provided, and both conveying rollers A are rotatably connected between the side walls of the second U-shaped plate. Two guide rods A are provided, and both guide rods A are movably inserted into the second U-shaped plate, and both guide rods A movably pass through the second U-shaped plate and extend to the outer side of the second U-shaped plate. The pressing roller is fixedly connected to the two guide rods A. The electric telescopic rod A is fixedly connected to the second U-shaped plate, and the extended end of the electric telescopic rod A movably passes through the second U-shaped plate and is fixedly connected to the pressing roller.

[0011] In a preferred embodiment of this utility model, the third conveying component includes a side plate and a conveying roller B. Two side plates are provided, each of which is fixedly connected to each column, and the conveying roller B is rotatably connected between the two side plates.

[0012] In a preferred embodiment of this utility model, the tension adjustment mechanism includes a tension roller, a guide rod B, an electric telescopic rod B, and a large-diameter roller. The large-diameter roller is rotatably connected to the mounting frame. Two guide rods B are provided, each movably inserted into the mounting frame and symmetrically arranged. The tension roller is fixedly connected to the two guide rods B. The electric telescopic rod B is fixedly connected to the mounting frame, and the extended end of the electric telescopic rod B movably passes through the mounting frame and is fixedly connected to the tension roller.

[0013] In a preferred embodiment of this utility model, the winding mechanism includes a rotating shaft, limiting rings, bushings, screws, a first U-shaped plate, and a drive motor. The rotating shaft is rotatably connected to the mounting frame, the first U-shaped plate is fixedly connected to the mounting frame, the drive motor is fixedly connected to the first U-shaped plate, and the output end of the drive motor rotates through the first U-shaped plate and is fixedly connected to the rotating shaft. The bushing is movably engaged with the rotating shaft. Two limiting rings are provided, both of which are movably sleeved on the rotating shaft and are symmetrically arranged. Two screws are provided, each of which is threadedly connected to each limiting ring and each screw abuts against the rotating shaft.

[0014] Compared with the prior art, the beneficial effects of this utility model are: 1. In this design, a limiting sleeve is used to fit over the blown film. Two vertical plates are used to connect to conveyor roller C, and two conveyor rollers C are used to convey puncture-resistant high-strength polyethylene film. Two side plates are used to connect to conveyor roller B, and conveyor roller B is used to convey puncture-resistant high-strength polyethylene film.

[0015] 2. In this solution, two conveying rollers A are used to convey puncture-resistant high-strength polyethylene film. The extension of the electric telescopic rod A can drive the pressing roller to move. The movement of the pressing roller causes the guide rod A to slide on the second U-shaped plate. The movement of the pressing roller and its cooperation with one of the second U-shaped plates can clamp the puncture-resistant high-strength polyethylene film, thereby expelling the air inside the puncture-resistant high-strength polyethylene film.

[0016] 3. In this solution, a large-diameter roller is used to transport the puncture-resistant high-strength polyethylene film. The large surface area of ​​the large-diameter roller results in a large contact area between the puncture-resistant high-strength polyethylene film and the roller, ensuring the expulsion of air from inside the film. This facilitates uniform winding of the film. The extension of the electric telescopic rod B drives the tension roller to move, which in turn tensions the film, ensuring a tight fit between the film and the roller and thus expelling air.

[0017] 4. In this solution, the output of the drive motor rotates the shaft, which in turn rotates the bushing. The bushing rotates to wind up the puncture-resistant high-strength polyethylene film. Two limiting rings are used to restrict the puncture-resistant high-strength polyethylene film, ensuring that the film is wound between the two limiting rings, thus achieving uniform winding of the puncture-resistant high-strength polyethylene film. The limiting rings can be fixed to the shaft with screws, and their positions can be adjusted by loosening them. Since the bushing is movably fitted on the shaft, it is easy to install and remove, thus enabling bushing replacement. Attached Figure Description

[0018] The accompanying drawings are provided to further illustrate the present invention and form part of the specification. They are used together with the embodiments of the present invention to explain the present invention, but do not constitute a limitation thereof. In the drawings: Figure 1 This is a three-dimensional structural diagram of the present invention; Figure 2 This is a structural schematic diagram from another perspective of the present invention; Figure 3 This is a schematic diagram of the structure at the pivot point of this utility model; Figure 4 This is an exploded view of the bushing of this utility model.

[0019] In the diagram: 1. Base plate; 2. Column; 3. Blown film machine body; 4. Top plate; 5. Conveyor roller A; 6. Press roller; 7. Guide rod A; 8. Electric telescopic rod A; 9. Limiting sleeve; 10. Side plate; 11. Conveyor roller B; 12. Tensioning roller; 13. Guide rod B; 14. Electric telescopic rod B; 15. Large diameter roller; 16. Mounting frame; 17. Rotating shaft; 18. Limiting ring; 19. Bushing; 20. Screw; 21. First U-shaped plate; 22. Drive motor; 23. Second U-shaped plate; 24. Conveyor roller C; 25. Vertical plate. Detailed Implementation

[0020] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0021] Please see Figures 1-4 The technical solution provided in this embodiment is as follows: A blown film machine for producing puncture-resistant high-strength polyethylene film comprises a base plate 1, a blown film machine body 3, a support mechanism, a conveying mechanism, a tension adjustment mechanism, and a winding mechanism. The blown film machine body 3 is fixedly connected to the top of the base plate 1. The support mechanism is located on the top of the base plate 1. The conveying mechanism is located on the support mechanism and is used to convey the puncture-resistant high-strength polyethylene film. The tension adjustment mechanism is located on the support mechanism and is used to adjust the tension of the puncture-resistant high-strength polyethylene film, thereby expelling air bubbles from the film. The winding mechanism is located on the support mechanism and is used to wind up the puncture-resistant high-strength polyethylene film.

[0022] In a specific embodiment of this utility model, a puncture-resistant high-strength polyethylene film can be produced by setting the blown film machine body 3.

[0023] Specifically, the support mechanism is located on the top of the base plate 1. The support mechanism includes columns 2, top plates 4 and mounting brackets 16. There are four columns 2. All four top plates 4 are fixedly connected to the top of the base plate 1. The four columns 2 are evenly distributed and the top plates 4 are fixedly connected to the top of the four columns 2. The mounting brackets 16 are fixedly connected to the top of the base plate 1.

[0024] In a specific embodiment of this utility model, the column 2 is used to connect the top plate 4, the top plate 4 is used to connect the second U-shaped plate 23 and the vertical plate 25, and the mounting bracket 16 is used to connect the large diameter roller 15.

[0025] Specifically, the first conveying component is mounted on two columns 2 and a top plate 4. The first conveying component includes a limiting sleeve 9, a conveying roller C24, and a vertical plate 25. The limiting sleeve 9 is fixedly connected to the two columns 2. There are two vertical plates 25, both of which are fixedly connected to the bottom of the top plate 4 and are symmetrically arranged. There are two conveying rollers C24, both of which are rotatably connected between the two vertical plates 25 and are symmetrically arranged.

[0026] In a specific embodiment of this utility model, the limiting sleeve 9 is used to fit over the blown film. Two upright plates 25 are used to connect the conveyor rollers C24, which are used to convey the puncture-resistant high-strength polyethylene film.

[0027] Specifically, the second conveying component is located on the top plate 4. The second conveying component includes a conveying roller A5, a pressing roller 6, a guide rod A7, an electric telescopic rod A8, and a second U-shaped plate 23. The second U-shaped plate 23 is fixedly connected to the top of the top plate 4. There are two conveying rollers A5, both of which are rotatably connected between the side walls of the second U-shaped plate 23. There are two guide rods A7, both of which are movably inserted into the second U-shaped plate 23 and extend through the second U-shaped plate 23 to the outside of the second U-shaped plate 23. The pressing roller 6 is fixedly connected to the two guide rods A7. The electric telescopic rod A8 is fixedly connected to the second U-shaped plate 23, and the extended end of the electric telescopic rod A8 movably passes through the second U-shaped plate 23 and is fixedly connected to the pressing roller 6.

[0028] In a specific embodiment of this utility model, the second U-shaped plate 23 is used to connect the conveying roller A5 and the pressing roller 6. The two conveying rollers A5 are used to convey the puncture-resistant high-strength polyethylene film. The extension of the electric telescopic rod A8 can drive the pressing roller 6 to move. The movement of the pressing roller 6 drives the guide rod A7 to slide on the second U-shaped plate 23. The movement of the pressing roller 6 and its cooperation with one of the second U-shaped plates 23 can clamp the puncture-resistant high-strength polyethylene film, thereby expelling the air inside the puncture-resistant high-strength polyethylene film.

[0029] Specifically, the third conveying component is mounted on two columns 2. The third conveying component includes a side plate 10 and a conveying roller B11. There are two side plates 10, each of which is fixedly connected to each column 2. The conveying roller B11 is rotatably connected between the two side plates 10.

[0030] In a specific embodiment of this utility model, two side plates 10 are provided for connecting the conveying roller B11, and the conveying roller B11 is provided for conveying puncture-resistant high-strength polyethylene film.

[0031] Specifically, the tension adjustment mechanism is located on the support mechanism and is used to adjust the tension of the puncture-resistant high-strength polyethylene film, thereby expelling air bubbles from the puncture-resistant high-strength polyethylene film. The tension adjustment mechanism includes a tension roller 12, guide rods B13, an electric telescopic rod B14, and a large-diameter roller 15. The large-diameter roller 15 is rotatably connected to the mounting frame 16. There are two guide rods B13, both of which are movably inserted into the mounting frame 16 and are symmetrically arranged. The tension roller 12 is fixedly connected to the two guide rods B13. The electric telescopic rod B14 is fixedly connected to the mounting frame 16, and the extended end of the electric telescopic rod B14 movably passes through the mounting frame 16 and is fixedly connected to the tension roller 12.

[0032] In a specific embodiment of this utility model, a large-diameter roller 15 is used to transport puncture-resistant high-strength polyethylene film. The large surface area of ​​the large-diameter roller 15 results in a large contact area between the puncture-resistant high-strength polyethylene film and the large-diameter roller 15, ensuring the expulsion of air from inside the puncture-resistant high-strength polyethylene film. This facilitates uniform winding of the puncture-resistant high-strength polyethylene film. The extension of the electric telescopic rod B14 drives the tension roller 12 to move. The movement of the tension roller 12 can tighten the puncture-resistant high-strength polyethylene film, ensuring that the puncture-resistant high-strength polyethylene film is tightly bonded to the large-diameter roller 15, thereby expelling gas.

[0033] Specifically, the winding mechanism is mounted on the support mechanism and is used to wind up puncture-resistant high-strength polyethylene film. The winding mechanism includes a rotating shaft 17, a limiting ring 18, a bushing 19, a screw 20, a first U-shaped plate 21, and a drive motor 22. The rotating shaft 17 is rotatably connected to the mounting frame 16, the first U-shaped plate 21 is fixedly connected to the mounting frame 16, the drive motor 22 is fixedly connected to the first U-shaped plate 21, and the output end of the drive motor 22 rotates through the first U-shaped plate 21 and is fixedly connected to the rotating shaft 17. The bushing 19 is movably engaged with the rotating shaft 17. There are two limiting rings 18, both of which are movably sleeved on the rotating shaft 17 and are symmetrically arranged. There are two screws 20, each of which is threadedly connected to each limiting ring 18 and abuts against the rotating shaft 17.

[0034] In a specific embodiment of this utility model, the output end of the drive motor 22 rotates to drive the rotating shaft 17 to rotate, and the rotating shaft 17 rotates to drive the bushing 19 to rotate. The rotation of the bushing 19 is used to wind up the puncture-resistant high-strength polyethylene film. The two limiting rings 18 are set to restrict the puncture-resistant high-strength polyethylene film, so that the puncture-resistant high-strength polyethylene film is wound between the two limiting rings 18, thereby achieving uniform winding of the puncture-resistant high-strength polyethylene film. The limiting rings 18 can be fixed on the rotating shaft 17 by screws 20, and the position of the limiting rings 18 can be adjusted by loosening them. Since the bushing 19 is movably sleeved on the rotating shaft 17, the bushing 19 is easy to install and remove, thereby realizing the replacement of the bushing 19.

[0035] The working principle or process of the blown film machine for producing puncture-resistant high-strength polyethylene film provided by this utility model is as follows: The bushing 19 is snapped onto the rotating shaft 17, the limiting ring 18 is movably sleeved on the rotating shaft 17, and the screw 20 is tightened. The drive motor 22 is started, and the output end of the drive motor 22 rotates to drive the rotating shaft 17 to rotate. The rotating shaft 17 rotates to drive the bushing 19 to rotate. The bushing 19 rotates to wind up the puncture-resistant high-strength polyethylene film. The electric telescopic rod B14 extends to drive the tension roller 12 to move. The movement of the tension roller 12 drives the guide rod B13 to move on the mounting frame 16. The movement of the tension roller 12 adjusts the tension of the puncture-resistant high-strength polyethylene film. The electric telescopic rod A8 extends to drive the pressing roller 6 to move. The movement of the pressing roller 6 drives the guide rod A7 to move on the second U-shaped plate 23. After the pressing roller 6 moves, it can press the puncture-resistant high-strength polyethylene film on the second U-shaped plate 23.

[0036] Finally, it should be noted that the above are merely preferred embodiments of this utility model and are not intended to limit the utility model. Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. A blown film machine for producing puncture-resistant high-strength polyethylene film, comprising: Base plate (1); The blown film machine body (3) is fixedly connected to the top of the base plate (1); Its characteristic is that it further includes: The support mechanism is located on the top of the base plate (1); The conveying mechanism, mounted on the support mechanism, is used to convey puncture-resistant high-strength polyethylene film; The tension adjustment mechanism is located on the support mechanism. It is used to adjust the tension of the puncture-resistant high-strength polyethylene film and thereby remove air bubbles from the puncture-resistant high-strength polyethylene film. The winding mechanism, located on the support mechanism, is used to wind up puncture-resistant high-strength polyethylene film.

2. A blown film machine for producing puncture-resistant high-strength polyethylene film according to claim 1, characterized in that: The support structure includes columns (2), top plates (4) and mounting brackets (16). There are four columns (2), and the four top plates (4) are fixedly connected to the top of the base plate (1). The four columns (2) are evenly distributed. The top plates (4) are fixedly connected to the top of the four columns (2), and the mounting brackets (16) are fixedly connected to the top of the base plate (1).

3. A blown film machine for producing puncture-resistant high-strength polyethylene film according to claim 2, characterized in that, The conveying mechanism includes: The first conveying component is located on two columns (2) and the top plate (4); The second conveying component is located on the top plate (4); The third conveying component is located on two columns (2).

4. A blown film machine for producing puncture-resistant high-strength polyethylene film according to claim 3, characterized in that: The first conveying component includes a limiting sleeve (9), a conveying roller C (24) and a vertical plate (25). The limiting sleeve (9) is fixedly connected to two columns (2). There are two vertical plates (25), both of which are fixedly connected to the bottom of the top plate (4) and are symmetrically arranged. There are two conveying rollers C (24), both of which are rotatably connected between the two vertical plates (25) and are symmetrically arranged.

5. A blown film machine for producing puncture-resistant high-strength polyethylene film according to claim 4, characterized in that: The second conveying component includes a conveying roller A (5), a pressing roller (6), a guide rod A (7), an electric telescopic rod A (8), and a second U-shaped plate (23). The second U-shaped plate (23) is fixedly connected to the top of the top plate (4). There are two conveying rollers A (5), and both conveying rollers A (5) are rotatably connected between the side walls of the second U-shaped plate (23). There are two guide rods A (7), and both guide rods A (7) are movably inserted into the second U-shaped plate (23). Both guide rods A (7) movably pass through the second U-shaped plate (23) and extend to the outside of the second U-shaped plate (23). The pressing roller (6) is fixedly connected to the two guide rods A (7). The electric telescopic rod A (8) is fixedly connected to the second U-shaped plate (23), and the extended end of the electric telescopic rod A (8) movably passes through the second U-shaped plate (23) and is fixedly connected to the pressing roller (6).

6. A blown film machine for producing puncture-resistant high-strength polyethylene film according to claim 5, characterized in that: The third conveying component includes a side plate (10) and a conveying roller B (11). There are two side plates (10), each of which is fixedly connected to each column (2). The conveying roller B (11) is rotatably connected between the two side plates (10).

7. A blown film machine for producing puncture-resistant high-strength polyethylene film according to claim 6, characterized in that: The tension adjustment mechanism includes a tension roller (12), a guide rod B (13), an electric telescopic rod B (14), and a large-diameter roller (15). The large-diameter roller (15) is rotatably connected to the mounting frame (16). There are two guide rods B (13), both of which are movably inserted into the mounting frame (16) and are symmetrically arranged. The tension roller (12) is fixedly connected to the two guide rods B (13). The electric telescopic rod B (14) is fixedly connected to the mounting frame (16), and the extended end of the electric telescopic rod B (14) movably passes through the mounting frame (16) and is fixedly connected to the tension roller (12).

8. A blown film machine for producing puncture-resistant high-strength polyethylene film according to claim 7, characterized in that: The winding mechanism includes a rotating shaft (17), a limiting ring (18), a bushing (19), a screw (20), a first U-shaped plate (21), and a drive motor (22). The rotating shaft (17) is rotatably connected to the mounting frame (16). The first U-shaped plate (21) is fixedly connected to the mounting frame (16). The drive motor (22) is fixedly connected to the first U-shaped plate (21), and the output end of the drive motor (22) rotates through the first U-shaped plate (21) and is fixedly connected to the rotating shaft (17). The bushing (19) is movably engaged with the rotating shaft (17). There are two limiting rings (18), both of which are movably sleeved on the rotating shaft (17) and are symmetrically arranged. There are two screws (20), each of which is threadedly connected to each limiting ring (18) and each screw (20) abuts against the rotating shaft (17).

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