PE film production device capable of achieving crease-resistant conveying

Abstract

The utility model relates to the technical field of PE film production, in particular to a PE film production device capable of achieving crease-resistant conveying, which comprises a rack and a film body wound in the rack, mounting seats are mounted on the inner walls of the two sides of the rack, fixing cylinders are fixed on one sides of the mounting seats, the tops of the fixing cylinders are provided with the same exhaust assembly, and the exhaust assemblies are arranged on the inner walls of the two sides of the rack. One side of the fixing cylinder is provided with the same ash removal assembly, and the fixing cylinder is provided with a tensioning assembly used for tensioning the membrane body; according to the device, the tension of the film body is automatically adjusted, the film body is effectively prevented from wrinkling due to improper tension in the conveying process, the conveying flatness and quality of the PE film are guaranteed, an upper layer of airflow and a lower layer of airflow are formed and cover the surface of the film body, the film body is blown in all directions, dust and impurities on the surface are effectively removed, and the production efficiency is improved. The cleanliness of the surface of the PE film is guaranteed, and the problem that the surface of the PE film is wrinkled due to dust, impurities and the like is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to PE film production technical field, concretely is the PE film production device of wrinkle prevention conveying. BACKGROUND

[0002] PE film, namely polyethylene film, is widely used in many fields such as agriculture, packaging, building and the like owing to its good moisture resistance, small moisture permeability and the like. In the production process of PE film, the conveying link is very important, however, there are some problems difficult to overcome in conveying PE film by the existing PE film production device.

[0003] On the one hand, since the PE film is thin and soft in material, it is easy to be affected by the guide of the roller shaft and appear local wrinkle phenomenon when passing through the roller shaft for shaping transmission and stress stretching link. These wrinkles not only seriously affect the appearance quality of the PE film, but also can reduce its physical properties such as tensile strength, barrier property and the like, thereby causing adverse effects on subsequent processing and use; on the other hand, dust, impurities and the like in the production environment are also easy to adhere to the surface of the PE film, and if the film surface is rubbed in the conveying process, the film surface can be scratched or the film surface can produce wrinkles under uneven stress, therefore, it is urgent to design the PE film production device capable of preventing wrinkle conveying to solve the above problems. SUMMARY

[0004] The utility model aims at providing the PE film production device of wrinkle prevention conveying to solve the problems raised in the above background.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] The PE film production device capable of preventing wrinkle conveying comprises a rack and a film body wound on the rack, mounting seats are mounted on the inner walls of the two sides of the rack, fixed cylinders are fixed on the one side of the mounting seat, the same exhaust assembly is arranged on the top of the fixed cylinder, the same dust removal assembly is arranged on the one side of the fixed cylinder, and a tensioning assembly for tensioning the film body is arranged on the fixed cylinder.

[0007] Further, the exhaust assembly comprises a mounting plate mounted on the top of the inner wall of the rack, a gas pump is mounted on the top of the mounting plate, an air inlet pipe is mounted on the exhaust end of the gas pump, and a U-shaped pipe is fixed on the top of the two fixed cylinders.

[0008] Further, the tensioning assembly comprises a through hole opened in the bottom of the fixed cylinder, a telescopic rod is inserted into the inner wall of the through hole, connecting seats are fixed on the bottom of the telescopic rod, a tensioning roller is rotatably connected between the two connecting seats, a lifting disc is fixed on the top of the telescopic rod, a piston sleeve is fixed on the inner wall of the fixed cylinder, and a spring is mounted between the bottom of the lifting disc and the inner wall of the bottom of the fixed cylinder.

[0009] Further, the inner wall of the through hole is provided with guide grooves distributed at equal distances, and the two sides of the telescopic rod are fixed with guide strips inserted into two guide grooves.

[0010] Further, the ash removal assembly comprises two exhaust pipes fixed on one side of the two fixing cylinders, the height of the inlet of the exhaust pipes is lower than the height of the piston sleeve, the outlets of the two exhaust pipes are fixed with two inclined exhaust frames, a plurality of air guide frames are fixed between the two exhaust frames, and the membrane body passes through the middle area of the two exhaust frames.

[0011] Further, the inner wall of the exhaust frame is provided with a flow uniforming plate on one side.

[0012] Further, the top side of the rack is provided with a mounting groove, and the inner wall of the mounting groove is provided with a winding machine, and the membrane body is wound on the winding machine.

[0013] Further, the inner wall of the rack is rotatably connected with a plurality of guide rollers, and the guide rollers are distributed on the two sides of the tensioning assembly, and the membrane body is laid on the guide rollers.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] In the utility model, the exhaust assembly and the tensioning assembly are arranged, the fixed cylinder is inflated by the air pump, the telescopic rod is driven to move under the joint action of the air pressure and the spring, the position of the tensioning roller is adjusted, the automatic adjustment of the tensioning force of the membrane body is realized, when the membrane body is loose, the air pressure drives the lifting disc to move downward, the tensioning force is increased, when the membrane body is too tight, the spring force drives the lifting disc to move upward, the tensioning force is reduced, the automatic adjustment mechanism can effectively prevent the membrane body from being wrinkled due to improper tensioning force in the conveying process, and the flatness and quality of the PE film conveying are ensured.

[0016] In the utility model, when the height of the piston sleeve extruded by the compressed air generated by the air pump is lower than the height of the inlet of the exhaust pipe, the compressed air is introduced into the exhaust frame and the air guide frame through the exhaust pipe, at this time, the upper and lower two layers of air flow are formed and cover the surface of the membrane body, the membrane body is swept in all directions, the dust and impurities on the surface are effectively removed, the cleanliness of the surface of the PE film is ensured, and the problem that the dust and impurities cause the wrinkles on the surface of the PE film is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a perspective view of the PE film production device capable of preventing wrinkles in conveying.

[0018] Figure 2 It is a perspective view of the PE film production device capable of preventing wrinkles in conveying.

[0019] Figure 3 The mounting seat and connecting seat structure schematic diagram of the PE film production device for wrinkle-proof conveying.

[0020] Figure 4 The air guide frame and flow equalizing plate structure schematic diagram of the PE film production device for wrinkle-proof conveying.

[0021] Figure 5 The fixed cylinder sectional view of the PE film production device for wrinkle-proof conveying.

[0022] Figure 6 The through hole and guide groove structure schematic diagram of the PE film production device for wrinkle-proof conveying.

[0023] In the figure: 1, rack; 2, winding machine; 3, film body; 4, guide roller; 5, air pump; 6, mounting plate; 7, exhaust pipe; 8, exhaust frame; 9, air inlet pipe; 10, U-shaped pipe; 11, fixed cylinder; 12, tensioning roller; 13, mounting seat; 14, telescopic rod; 15, connecting seat; 16, air guide frame; 17, flow equalizing plate; 18, piston sleeve; 19, lifting disc; 20, spring; 21, guide strip; 22, through hole; 23, guide groove. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0025] Please refer to Figures 1-6The utility model discloses a PE film production device of wrinkle prevention conveying, including frame 1 and the film body 3 of winding in frame 1, the both sides inner wall of frame 1 all are installed with mounting seat 13, and one side of mounting seat 13 all is fixed with fixed cylinder 11, the top of fixed cylinder 11 is provided with same exhaust component, and exhaust component includes the mounting plate 6 of installing in the top inner wall of frame 1, and the top of mounting plate 6 is installed with air pump 5, and the exhaust end of air pump 5 is installed with air inlet pipe 9, and one end of air inlet pipe 9 is fixed with U -shaped pipe 10 with the top of two fixed cylinders 11, and one side of fixed cylinder 11 is provided with same dust cleaning component, and fixed cylinder 11 is provided with the tensioning assembly for tensioning film body 3, and tensioning assembly includes the through -hole 22 of being set up in the bottom of fixed cylinder 11, and the inner wall of through -hole 22 is inserted with telescopic link 14, and the bottom of telescopic link 14 is fixed with connecting seat 15, and the tensioning roller 12 of rotationally connecting between two connecting seat 15, the top of telescopic link 14 is fixed with lifting disc 19, and the outer wall of lifting disc 19 is fixed with piston sleeve 18 that sticks in the inner wall of fixed cylinder 11, and the bottom of lifting disc 19 is installed with spring 20 with the bottom inner wall of fixed cylinder 11, and the inner wall of through -hole 22 is set up with the guide groove 23 of equidistance distribution, and the both sides of telescopic link 14 all are fixed with the guide strip 21 of inserting in two guide grooves 23, through exhaust component and tensioning assembly, can make lifting disc 19 drive telescopic link 14 to move under the common action of air pressure and spring 20, and then adjust the position of tensioning roller 12, realize the automatic regulation of the tensioning force of film body 3, when film body 3 is slack, air pressure promotes lifting disc 19 to descend, and increases tensioning force, on the contrary, when film body 3 is too tight, the elastic force of spring 20 makes lifting disc 19 ascend, and reduces tensioning force, effectively prevents film body 3 from generating wrinkle due to improper tensioning force in the conveying process, guarantees the flatness and quality of PE film conveying.

[0026] Specifically, the dust cleaning component includes the exhaust pipe 7 fixed on one side of the two fixed cylinders 11, and the inlet height of the exhaust pipe 7 is lower than the height of the piston sleeve 18, the outlets of the two exhaust pipes 7 are fixed with two inclined exhaust frames 8, a plurality of air guide frames 16 are fixed between the two exhaust frames 8, the film body 3 passes through the middle region of the two exhaust frames 8, and the inner walls of the two exhaust frames 8 are each provided with a flow uniforming plate 17. Through the dust cleaning component, two layers of air flows are formed and cover the surface of the film body 3, the film body 3 is swept in all directions, the dust and impurities on the surface of the film body 3 are effectively removed, the cleanliness of the surface of the PE film is ensured, and the problem of wrinkles on the surface of the PE film caused by dust and impurities is avoided.

[0027] Specifically, a mounting groove is formed on one side of the top of the frame 1, and a winding machine 2 is mounted on the inner wall of the mounting groove. The film body 3 is wound on the winding machine 2, and the winding machine 2 facilitates the movement of the film body 3 wound thereon.

[0028] Specifically, the inner wall of the rack 1 is rotationally connected with a plurality of guide rollers 4, and the guide rollers 4 are distributed on both sides of the tensioning assembly two by two, the film body 3 is laid on the guide rollers 4, and the conveying direction of the film body 3 is guided by the guide rollers 4, so that the film body 3 can be smoothly conveyed according to the predetermined path.

[0029] The working principle of the utility model is: after the winding machine 2 starts, the winding shaft of the winding machine 2 starts to rotate, drives the film body 3 wound thereon to move, and the film body 3 is pulled by the winding machine 2 from the initial position, sequentially passes through a plurality of guide rollers 4 and tensioning rollers 12;

[0030] The air pump 5 is controlled to work, compressed air is filled into the fixed cylinder 11 through the air inlet pipe 9 and the U-shaped pipe 10, the air pressure acts on the lifting disc 19, pushes it to move downward to overcome the elastic force of the spring 20, and then drives the telescopic rod 14 to extend downward, so that the connecting seat 15 and the tensioning roller 12 are lowered, and greater tensioning force is applied to the film body 3; when the tensioning force of the film body 3 is too large, the elastic force of the spring 20 is greater than the force of the air pressure on the lifting disc 19, the spring 20 pushes the lifting disc 19 to move upward, drives the tensioning roller 12 to rise, and reduces the tensioning force on the film body 3; in this way, the air pressure and the spring 20 work together to automatically adjust the position of the tensioning roller 12, realize dynamic adjustment of the tensioning force of the film body 3, and prevent wrinkles on the surface of the film body 3;

[0031] When the height of the compressed air extruding the piston sleeve 18 is lower than the inlet height of the exhaust pipe 7, the compressed air will be introduced into the exhaust frame 8 and the air guide frame 16 through the exhaust pipe 7, at this time, two layers of air flow are formed and cover the surface of the film body 3, the film body 3 is swept in all directions, dust, impurities and the like attached to the surface of the film body 3 are blown away, and the dust removal function is realized.

[0032] It is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model.

Claims

1. A crease-proof conveying PE film production device, comprising a rack (1) and a film body (3) wound in the rack (1), characterized in that: The both sides of the rack (1) are provided with mounting seats (13), and the mounting seats (13) are fixed with fixed cylinders (11) on one side, the top of the fixed cylinders (11) is provided with the same exhaust assembly, and the fixed cylinders (11) are provided with the same dust removal assembly on one side, and the fixed cylinders (11) are provided with a tensioning assembly for tensioning the film body (3).

2. The crease-proof transportable PE film production apparatus according to claim 1, characterized in that: The exhaust assembly comprises a mounting plate (6) mounted on the inner wall of the rack (1), and the top of the mounting plate (6) is provided with an air pump (5), and the exhaust end of the air pump (5) is provided with an air inlet pipe (9), and one end of the air inlet pipe (9) is fixed with a U-shaped pipe (10) on the top of the two fixed cylinders (11).

3. The crease-proof transportable PE film production apparatus according to claim 2, characterized in that: The tensioning assembly comprises a through hole (22) opened in the bottom of the fixed cylinder (11), and the inner wall of the through hole (22) is inserted with a telescopic rod (14), and the bottom of the telescopic rod (14) is fixed with a connecting seat (15), and the two connecting seats (15) are rotatably connected with a tensioning roller (12), and the top of the telescopic rod (14) is fixed with a lifting disc (19), and the outer wall of the lifting disc (19) is fixed with a piston sleeve (18) abutting on the inner wall of the fixed cylinder (11), and the bottom of the lifting disc (19) is provided with a spring (20) mounted on the inner wall of the bottom of the fixed cylinder (11).

4. The crease-proof transportable PE film production apparatus according to claim 3, characterized in that: The inner wall of the through hole (22) is provided with equidistantly distributed guide grooves (23), and the both sides of the telescopic rod (14) are fixed with guide strips (21) inserted in the two guide grooves (23).

5. The crease-proof transportable PE film production apparatus according to claim 4, characterized in that: The dust removal assembly comprises an exhaust pipe (7) fixed on one side of the two fixed cylinders (11), and the inlet height of the exhaust pipe (7) is lower than the height of the piston sleeve (18), and the outlets of the two exhaust pipes (7) are fixed with two inclined exhaust frames (8), and a plurality of air guide frames (16) are fixed between the two exhaust frames (8), and the film body (3) passes through the middle region of the two exhaust frames (8).

6. The crease-proof transportable PE film production apparatus according to claim 5, characterized in that: The inner wall of the exhaust frame (8) is provided with a flow uniformizing plate (17) on one side.

7. The crease-proof transportable PE film production apparatus according to claim 1, characterized in that: The top of the rack (1) is provided with a mounting groove, and the inner wall of the mounting groove is provided with a winding machine (2), and the film body (3) is wound on the winding machine (2).

8. The crease-proof transportable PE film production apparatus according to claim 1, wherein: The inner wall of the rack (1) is rotatably connected with a plurality of guide rollers (4), and the guide rollers (4) are distributed on the both sides of the tensioning assembly, and the film body (3) is laid on the guide rollers (4).

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