Film blowing machine for plastic film production

Abstract

The utility model relates to the technical field of film blowing machines, and provides a film blowing machine for plastic film production, which comprises a bottom plate, a plurality of upright posts, a frame and a material tank, the upright posts are all fixed on the bottom plate, the frame is fixed at the upper ends of the upright posts, the material tank is fixed inside the frame, a separating and filtering assembly is arranged inside the material tank, and a film blowing assembly is arranged at the bottom of the material tank. The feeding assembly is arranged on the outer surface of the material tank, the filtering cover is arranged in the material tank, a round opening is formed in the bottom of the filtering cover, a deslagging pipeline is arranged at the bottom of the filtering cover, and one end of the deslagging pipeline is located outside the material tank. By means of the technical scheme, the problems that in the prior art, when a plastic film blowing machine is used and materials are filtered through a filtering pipe, the discharging efficiency is low, consequently, the film blowing efficiency is low, impurities in the materials are attached to a filtering net, the filtering net is prone to being blocked, discharging is not convenient, and the like are solved. Therefore, the filtering efficiency is influenced, and the cleaning intensity of workers is increased.

Description

Technical Field

[0001] The utility model relates to the technical field of film blowing machines, and in particular to a film blowing machine used for producing plastic films. Background Art

[0002] Plastic film is made of polyvinyl chloride, polyethylene, polypropylene, polystyrene and other resins, used for packaging and as a coating layer. Plastic packaging and plastic packaging products occupy an increasingly large share in the market, especially composite plastic flexible packaging, which has been widely used in food, medicine, chemical and other fields.

[0003] However, when the current plastic film blowing machine is in use, when the material is filtered through the filter tube, the discharge efficiency is slow, resulting in low film blowing efficiency, and impurities in the material adhere to the filter net, which easily causes the filter net to become blocked and is not convenient to discharge, thereby affecting the filtration efficiency and increasing the cleaning intensity of the staff.

[0004] Therefore, improvements are made to address the above problems. Utility Model Content

[0005] The utility model provides a film blowing machine for plastic film production, which solves the problems in the related art that when the plastic film blowing machine is in use, the material is filtered through a filter tube, the discharge efficiency is slow resulting in low film blowing efficiency, and the impurities in the material adhere to the filter screen, which easily causes the filter screen to be blocked and is inconvenient to discharge, thereby affecting the filtering efficiency and increasing the cleaning intensity of the staff.

[0006] The technical solution of the utility model is as follows:

[0007] A bottom plate, a plurality of columns, a frame and a material tank, wherein the columns are all fixed to the bottom plate, the frame is fixed to the upper ends of the columns, and the material tank is fixed inside the frame;

[0008] A separation and filtration component, wherein the separation and filtration component is arranged inside the material tank;

[0009] A film blowing assembly, wherein the film blowing assembly is arranged at the bottom of the material tank;

[0010] A feed assembly, the feed assembly being arranged on the outer surface of the material tank;

[0011] The separation and filtration assembly comprises a filter cover, which is arranged inside the material tank, a circular opening is provided at the bottom of the filter cover, a slag discharge pipe is provided at the bottom of the filter cover, and one end of the slag discharge pipe is located outside the material tank;

[0012] A circular hole is opened on the top of the material tank, an inner ring frame is arranged on the top of the material tank, a rotating seat is rotatably connected in the inner ring frame, a plurality of connecting rods are arranged at the bottom of the rotating seat, and a transmission sleeve is arranged at the bottom of the connecting rods;

[0013] A fixing frame is provided on the top of the material tank, a telescopic cylinder is installed on the fixing frame, a long rod is connected to the output end of the telescopic cylinder, the long rod is movably sleeved in the rotating seat and the transmission sleeve, and a limit block is provided on the long rod;

[0014] The lower end of the long rod is fixedly connected with a blocking block, and the blocking block is sleeved in the circular opening. A plurality of side rods are fixed at the bottom of the transmission sleeve, and a scraper rod is arranged at one end of the side rod, and the scraper rod is in contact with the inner surface of the filter cover;

[0015] A driving motor is arranged on the top of the material tank, a driving gear is arranged at the output end of the driving motor, a transmission gear is arranged on the outer surface of the rotating seat, and the transmission gear is meshed with the driving gear.

[0016] As a further technical solution, the feed assembly includes a feed pipe, which is connected to the side surface of the material tank, a feeding hood is provided on the top of the feed pipe, a feed auger is provided in the feed pipe, an outer protective layer is provided on the outer surface of the feed pipe, and a plurality of heating tubes are provided in the outer protective layer.

[0017] As a further technical solution, the film blowing assembly includes a discharge pipe, which is connected to the bottom of the material tank. A blowing hood is provided at one end of the discharge pipe, a fan is provided outside the blowing hood, and an output end of the fan is connected to the blowing hood.

[0018] As a further technical solution, the filter cover is in an overall conical structure, and the scraper rod has the same inclination angle as the surface of the filter cover.

[0019] As a further technical solution, a reinforcement rod is fixedly connected between the outer protective layer and the frame.

[0020] As a further technical solution, the cross section of the scraper rod is a triangular structure.

[0021] The working principle and beneficial effects of the utility model are:

[0022] The utility model is provided with a separation filter assembly. Through the interaction of structures such as a filter cover, a circular mouth, a slag discharge pipe, an inner ring frame, a rotating seat, a connecting rod, a telescopic cylinder, a long rod, a blocking block, a scraper rod, a driving motor and a driving gear, the internal filter cover and the continuously rotating scraper rod can cooperate to effectively filter out impurities from the incoming material. The removed impurities can be separated and discharged by the blocking block. During the filtering process, the material can also be continuously stirred to accelerate the filtering effect of the material, ensure filtering while ensuring efficiency, and have good use effect and practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0024] Figure 1 It is a schematic diagram of the structure of the utility model;

[0025] Figure 2 This is the axonometric drawing of the utility model;

[0026] Figure 3 This is an axonometric sectional view of the utility model;

[0027] Figure 4 For the utility model Figure 3 A partial enlarged view of part A;

[0028] In the figure: 1, bottom plate; 2, column; 3, frame; 4, material tank; 5, separation and filtration assembly; 5-1, filter cover; 5-2, round mouth; 5-3, slag discharge pipe; 5-4, round hole; 5-5, inner ring frame; 5-6, rotating seat; 5-7, connecting rod; 5-8, transmission sleeve; 5-9, fixed frame; 5-10, telescopic cylinder; 5-11, long rod; 5-12, limit block; 5-13, Blocking block; 5-14, side rod; 5-15, scraper rod; 5-16, drive motor; 5-17, drive gear; 5-18, transmission gear; 6, feed assembly; 6-1, feed pipe; 6-2, feeding hood; 6-3, feed auger; 6-4, outer protective layer; 6-5, heating tube; 7, film blowing assembly; 7-1, discharge pipe; 7-2, blowing hood; 7-3, fan; 8, reinforcement rod. DETAILED DESCRIPTION

[0029] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] like Figure 1~Figure 4As shown, this embodiment provides a film blowing machine for producing plastic film, comprising

[0031] A bottom plate 1, a plurality of columns 2, a frame 3 and a material tank 4, wherein the columns 2 are all fixed on the bottom plate 1, the frame 3 is fixed on the upper end of the columns 2, and the material tank 4 is fixed inside the frame 3;

[0032] A separation and filtration component 5, wherein the separation and filtration component 5 is arranged inside the material tank 4;

[0033] A film blowing assembly 7, wherein the film blowing assembly 7 is arranged at the bottom of the material tank 4;

[0034] A feed assembly 6, wherein the feed assembly 6 is arranged on the outer surface of the material tank 4;

[0035] The separation and filtration assembly 5 includes a filter cover 5-1, which is arranged inside the material tank 4. A circular opening 5-2 is provided at the bottom of the filter cover 5-1. A slag discharge pipe 5-3 is provided at the bottom of the filter cover 5-1. One end of the slag discharge pipe 5-3 is located outside the material tank 4. A circular hole 5-4 is provided at the top of the material tank 4. An inner ring frame 5-5 is provided at the top of the material tank 4. A rotating seat 5-6 is rotatably connected in the inner ring frame 5-5. A plurality of connecting rods 5-7 are provided at the bottom of the rotating seat 5-6. A transmission sleeve 5-8 is provided at the bottom of the connecting rod 5-7. A fixing frame 5-9 is provided at the top of the material tank 4. A telescopic cylinder 5-10 is installed on the fixing frame 5-9. A long rod 5-11 is connected to the output end of the telescopic cylinder 5-10. The long rod 5-11 is movably sleeved in the rotating seat 5-6 and the transmission sleeve 5-8, a limit block 5-12 is arranged on the long rod 5-11, a blocking block 5-13 is fixedly connected to the lower end of the long rod 5-11, and the blocking block 5-13 is sleeved in the circular mouth 5-2, a plurality of side rods 5-14 are fixed to the bottom of the transmission sleeve 5-8, a scraper rod 5-15 is arranged at one end of the side rod 5-14, and the scraper rod 5-15 is fitted with the inner surface of the filter cover 5-1, a driving motor 5-16 is arranged on the top of the material tank 4, a driving gear 5-17 is arranged at the output end of the driving motor 5-16, a transmission gear 5-18 is arranged on the outer surface of the rotating seat 5-6, and the transmission gear 5-18 is meshed with the driving gear 5-17.

[0036] In this embodiment, in order to achieve the effect of filtering, separating and cleaning the materials, a separation and filtering assembly 5 is designed. A filter cover 5-1 is fixedly connected to the inside of the material tank 4. A circular opening 5-2 is provided at the bottom of the filter cover 5-1 and is connected to a slag discharge pipe 5-3. One end of the slag discharge pipe 5-3 is located outside the material tank 4 for discharging the filtered impurities. A circular opening 5-2 is provided at the top of the material tank 4 and is installed with an inner ring frame 5-5. A rotating seat 5-6 is rotatably connected in the inner ring frame 5-5. A connecting rod 5-7 is provided at the bottom of the rotating seat 5-6. A transmission sleeve 5-8 and a plurality of side rods 5-14 are fixed to the bottom of the connecting rod 5-7. A scraper rod 5-15 is provided at the lower end of each side rod 5-14. The scraper rod 5-15 is used to clean the filter cover 5-1. A transmission gear 5-18 is provided on the outer surface of the rotating seat 5-6. There is a driving motor 5-16, and a driving gear 5-17 is provided at the output end of the driving motor 5-16 and meshed with a transmission gear 5-18. The driving motor 5-16 can be used as a power to control multiple scraper rods 5-15 to rotate and clean the filtered matter on the surface of the filter cover 5-1. A fixing frame 5-9 is fixed on the top of the material tank 4 and a telescopic cylinder 5-10 is installed. A long rod 5-11 is connected to the output end of the telescopic cylinder 5-10. The long rod 5-11 passes through the rotating seat 5-6 and is sleeved in the transmission sleeve 5-8. A limiting block 5-12 is provided on the long rod 5-11. The movement of the long rod 5-11 can be controlled by the telescopic function of the telescopic cylinder 5-10. A blocking block 5-13 is provided at the lower end of the long rod 5-11. During normal filtration, the blocking block 5-13 blocks the circular opening 5-2. During slag discharge, the blocking block 5-13 can be moved upward and opened, and is used alone for slag discharge.

[0037] Furthermore, the feed assembly 6 includes a feed pipe 6-1, the feed pipe 6-1 is connected to the side surface of the material tank 4, a feeding hood 6-2 is arranged on the top of the feed pipe 6-1, a feed auger 6-3 is arranged inside the feed pipe 6-1, an outer protective layer 6-4 is arranged on the outer surface of the feed pipe 6-1, and a plurality of heating tubes 6-5 are arranged inside the outer protective layer 6-4.

[0038] In this embodiment, in order to achieve the effect of heating the feed, a feed component 6 is designed, and a feed pipe 6-1 is connected to the outer surface of the material tank 4, a feed auger 6-3 is installed in the feed pipe 6-1, and a feeding hood 6-2 is installed on the top. The feed auger 6-3 can be used to push the material fed into the feeding hood 6-2. The outer surface of the feed pipe 6-1 is provided with an outer protective layer 6-4, and a plurality of heating pipes 6-5 are provided in the outer protective layer 6-4. The feed pipe 6-1 can be heated by the heating pipes 6-5 to quickly heat the material in the feeding process.

[0039] Furthermore, the film blowing assembly 7 includes a discharge pipe 7-1, which is connected to the bottom of the material tank 4. A blowing hood 7-2 is provided at one end of the discharge pipe 7-1, and a fan 7-3 is provided outside the blowing hood 7-2. The output end of the fan 7-3 is connected to the blowing hood 7-2.

[0040] In this embodiment, in order to achieve the effect of blowing film discharge of materials, a film blowing assembly 7 is designed, a discharge pipe 7-1 is arranged at the bottom of the material tank 4, and a blowing hood 7-2 and a fan 7-3 are arranged at one end of the discharge pipe 7-1, which can achieve the effect of blowing film discharge.

[0041] Furthermore, the filter cover 5-1 is of a conical structure as a whole, and the scraper rod 5-15 has the same inclination angle as the surface of the filter cover 5-1.

[0042] In this embodiment, the conical filter cover 5-1 facilitates the collection of filtered impurities into the circular opening 5-2 at the bottom for discharge, and cooperates with the scraper rod 5-15 for rapid cleaning.

[0043] Furthermore, a reinforcement rod 8 is fixedly connected between the outer protective layer 6 - 4 and the frame 3 .

[0044] In this embodiment, a reinforcing rod 8 is installed between the outer protective layer 6-4 and the frame 3 to support the feed pipe 6-1 and prevent the feed from being too heavy.

[0045] Furthermore, the cross section of the scraper rod 5-15 is a triangular structure.

[0046] In this embodiment, the triangular structure allows the scraper rod 5-15 to fit the filter cover 5-1 more closely, thereby improving the cleaning effect.

[0047] When film blowing processing is required, the material is put into the feed pipe 6-1 through the feeding cover 6-2, and the feeding auger 6-3 and the heating tube 6-5 are started to heat the material and start feeding. The material entering the material tank 4 is filtered through the filter cover 5-1, and the driving motor 5-16 is started at the same time. The transmission gear 5-18 is driven by the driving gear 5-17 to keep the scraper 5-15 rotating. While cleaning the inner surface of the filter cover 5-1, the material is kept active and will not accumulate to affect the filtering efficiency. After the material is filtered, it enters the discharge pipe 7-1 and is blown through the blowing cover 7-2 and the fan 7-3. When impurities need to be cleaned, the telescopic cylinder 5-10 is started, and the blocking block 5-13 is moved upward to open the circular mouth 5-2, and the device can be discharged outward through the slag discharge pipe 5-3.

[0048] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A film blowing machine for producing plastic films, characterized in that: include A base plate (1), a plurality of columns (2), a frame (3) and a material tank (4), wherein the columns (2) are all fixed on the base plate (1), the frame (3) is fixed on the upper ends of the columns (2), and the material tank (4) is fixed inside the frame (3); A separation and filtration component (5), wherein the separation and filtration component (5) is arranged inside the material tank (4); A film blowing assembly (7), wherein the film blowing assembly (7) is arranged at the bottom of the material tank (4); A feed assembly (6), wherein the feed assembly (6) is arranged on the outer surface of the material tank (4); The separation filter assembly (5) comprises a filter cover (5-1), the filter cover (5-1) is arranged inside the material tank (4), a circular opening (5-2) is opened at the bottom of the filter cover (5-1), a slag discharge pipe (5-3) is arranged at the bottom of the filter cover (5-1), and one end of the slag discharge pipe (5-3) is located outside the material tank (4); A circular hole (5-4) is opened on the top of the material tank (4), an inner ring frame (5-5) is arranged on the top of the material tank (4), a rotating seat (5-6) is rotatably connected in the inner ring frame (5-5), a plurality of connecting rods (5-7) are arranged at the bottom of the rotating seat (5-6), and a transmission sleeve (5-8) is arranged at the bottom of the connecting rod (5-7); A fixing frame (5-9) is arranged on the top of the material tank (4), a telescopic cylinder (5-10) is installed on the fixing frame (5-9), a long rod (5-11) is connected to the output end of the telescopic cylinder (5-10), the long rod (5-11) is movably sleeved in the rotating seat (5-6) and the transmission sleeve (5-8), and a limit block (5-12) is arranged on the long rod (5-11); The lower end of the long rod (5-11) is fixedly connected with a blocking block (5-13), and the blocking block (5-13) is sleeved in the circular opening (5-2). A plurality of side rods (5-14) are fixed to the bottom of the transmission sleeve (5-8), and a scraping rod (5-15) is arranged at one end of the side rod (5-14), and the scraping rod (5-15) is in contact with the inner surface of the filter cover (5-1); A driving motor (5-16) is arranged on the top of the material tank (4), a driving gear (5-17) is arranged on the output end of the driving motor (5-16), a transmission gear (5-18) is arranged on the outer surface of the rotating seat (5-6), and the transmission gear (5-18) is meshed with the driving gear (5-17).

2. A film blowing machine for plastic film production according to claim 1, characterized in that: The feed assembly (6) comprises a feed pipe (6-1), the feed pipe (6-1) is connected to the side surface of the material tank (4), a feeding hood (6-2) is arranged on the top of the feed pipe (6-1), a feed auger (6-3) is arranged inside the feed pipe (6-1), an outer protective layer (6-4) is arranged on the outer surface of the feed pipe (6-1), and a plurality of heating pipes (6-5) are arranged inside the outer protective layer (6-4).

3. A film blowing machine for plastic film production according to claim 1, characterized in that: The film blowing assembly (7) comprises a discharge pipe (7-1), wherein the discharge pipe (7-1) is connected to the bottom of the material tank (4), a blowing hood (7-2) is arranged at one end of the discharge pipe (7-1), a fan (7-3) is arranged outside the blowing hood (7-2), and an output end of the fan (7-3) is connected to the blowing hood (7-2).

4. A film blowing machine for plastic film production according to claim 1, characterized in that: The filter cover (5-1) is in an overall conical structure, and the scraper rod (5-15) and the surface of the filter cover (5-1) have the same inclination angle.

5. The film blowing machine for plastic film production according to claim 2, characterized in that: A reinforcement rod (8) is fixedly connected between the outer protective layer (6-4) and the frame (3).

6. A film blowing machine for plastic film production according to claim 1, characterized in that: The scraper rod (5-15) has a triangular cross-section.

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