Automatic feeding structure of film blowing machine

Abstract

The utility model provides an automatic feeding structure of a film blowing machine, belongs to the technical field of film blowing machines, and aims to solve the problems that plastic particles are easy to agglomerate and possibly cause blockage at an outlet of a material suction machine when the existing plastic particles are packaged, extruded or stacked for a long time and are stored under the condition of over-high environmental humidity. Comprising a material suction machine main body, a filter screen, a crushing bin, a crushing assembly and a quick disassembly and assembly assembly, the filter screen is arranged in front of the vacuum pump; the crushing bin is fixedly connected to the left side of the suction machine body. The crushing assembly is arranged in the crushing bin and the transmission box; and the two groups of quick assembly and disassembly assemblies are dispersedly arranged in front of the vacuum pump. According to the utility model, the crushing bin is arranged at the feeding hole to assist in extruding and crushing large block-shaped plastic particles, so that the discharge hole is prevented from being blocked, smooth circulation is ensured, the filter screen of the vacuum pump is convenient to take down and clean, smooth air inlet is ensured, and the feeding quality and efficiency of the film blowing machine are integrally ensured.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of blowing film machine, more specifically, it is especially related to an automatic feeding structure of blowing film machine. BACKGROUND

[0002] The blowing film machine is a kind of equipment for producing plastic film, and is widely used in packaging, agriculture, construction and other industries. It forms tubular film by extruding after heating and melting plastic particles, and then forms by blowing and cooling. The feeding operation mainly relies on automatic suction machine, and the automatic suction machine can transport plastic particles from the storage bin to the hopper of the blowing film machine through the vacuum pump. The existing automatic suction machine is generally composed of suction machine main body, vacuum pump, conveying pipeline, discharge port, inlet and control system.

[0003] The existing application number: CN202110733870.X, the present application discloses a kind of European style integrated automatic dust removal suction machine, including sequentially connected base, suction hopper, filter cover and negative pressure device, suction hopper is provided with suction port, filter cover is provided with dust removal cloth, gas pump, gas storage tank and pulse valve are provided, gas pump output end and gas storage tank are connected, gas storage tank and pulse valve input end are connected, pulse valve output end is connected with dust removal pipe, dust removal pipe outlet end extends to align dust removal cloth, dust removal pipe outlet end and negative pressure device are located on the same side of dust removal cloth, pulse valve of the present application can adjust pulse control backflush times, different pulse times correspond to different materials such as crushed material, granular material, toner material;Anti-static plating needled nonwoven fabric is conducive to dust not easy to stick cloth, backblowing is more thorough, motor has no dust, prolongs motor service life.

[0004] Based on the above, in the transportation process, plastic particles are prone to deformation and adhesion due to packaging extrusion or long-term stacking. If stored improperly before entering the blowing film machine, especially in the case of high environmental humidity, the particles are also prone to moisture absorption and adhesion, further exacerbating the problem of agglomeration. These agglomerated particles are prone to blockage at the outlet of the suction machine when entering the blowing film machine, which not only affects production efficiency, but also may damage the equipment. UTILITY MODEL CONTENT

[0005] In order to solve the above technical problems, the utility model provides an automatic feeding structure of blowing film machine to solve the problem that the existing plastic particles are prone to deformation and adhesion due to packaging extrusion or long-term stacking during transportation. If stored improperly before entering the blowing film machine, especially in the case of high environmental humidity, the particles are also prone to moisture absorption and adhesion, further exacerbating the problem of agglomeration. These agglomerated particles are prone to blockage at the inlet and outlet of the suction machine when entering the blowing film machine, which not only affects production efficiency, but also may damage the equipment.

[0006] The utility model discloses an automatic feeding structure of blowing film machine's purpose and function is reached by the following specific technical means:

[0007] An automatic feeding structure of blowing film machine, including suction machine main part, vacuum pump, filter screen, discharge gate, broken bin, inlet, transmission box, drive motor, broken assembly and quick detachable assembly, the vacuum pump fixed connection is in suction machine main part top, the filter screen sets up in vacuum pump front, the discharge gate fixed connection is in suction machine main part top, the broken bin fixed connection is in suction machine main part left side, transmission box fixed connection is on the broken bin, drive motor fixed connection is on the broken bin, the broken assembly sets up in the broken bin and transmission box inside, quick detachable assembly sets up two groups, two groups quick detachable assembly dispersion sets up in vacuum pump front.

[0008] Further, the broken assembly includes: drive worm, connecting shaft and drive worm wheel; the drive worm is coaxially fixedly connected to the shaft end of the drive motor; the connecting shaft is provided with two pieces, and the two connecting shafts are rotatably connected in the broken bin; the drive worm wheel is coaxially fixedly connected to the top of the rear connecting shaft, and the drive worm wheel is engaged with the drive worm.

[0009] Further, the broken assembly further includes: first transmission gear and second transmission gear; the first transmission gear is coaxially fixedly connected to the top of the rear connecting shaft; the second transmission gear is coaxially fixedly connected to the top of the front connecting shaft, and the second transmission gear is engaged with the first transmission gear.

[0010] Further, the broken assembly further includes: first extrusion roller and second extrusion roller; the first extrusion roller is coaxially fixedly connected to the outside of the rear connecting shaft; the second extrusion roller is coaxially fixedly connected to the outside of the front connecting shaft.

[0011] Further, the quick detachable assembly includes: taking-out piece, sliding plate and insertion plate; the taking-out piece is fixedly connected to the front of the filter screen; the sliding plate is slidingly connected in the taking-out piece; and the insertion plate is fixedly connected to the outside of the sliding plate.

[0012] Further, the quick detachable assembly further includes: reset spring, fixing piece and fixed groove; the outer end of the reset spring is fixedly connected to the inside of the sliding plate, the inner end of the reset spring is fixedly connected to the inside of the taking-out piece; the fixing piece is fixedly connected to the front of the vacuum pump; and the fixed groove is formed in the fixing piece.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] Firstly, when the material enters the crushing bin through the feeding port, the driving motor can drive the first extrusion roller and the second extrusion roller to rotate at the same time through the crushing assembly, so that the large block of plastic particles can be extruded when passing through the crushing bin, forming smaller block or dispersed plastic particles, avoiding subsequent blockage when entering the film blowing machine through the discharge port, and the flow of plastic particles is more smooth.

[0015] Secondly, when the filter screen of the vacuum pump needs to be cleaned, the filter screen can be taken out forward by moving the two sliding plates inward at the same time, facilitating the cleaning of the front and back pieces of the filter screen, ensuring the air inlet efficiency of the vacuum pump, and the inner side of the two taking-out pieces is inserted to the inner side of the two fixed pieces, and the filter screen can be fixed by loosening the two sliding plates, which is simple and fast.

[0016] The utility model discloses a crushing bin is arranged at the feeding port, and auxiliary large block of plastic particles is extruded and crushed into smaller block or dispersed particles, avoids the discharge port blockage, ensures smooth flow, only needs to move two sliding plates inward at the same time to take down the filter screen of vacuum pump, and the quality and efficiency of the film blowing machine feeding are guaranteed. DRAWINGS

[0017] Figure 1 It is the overall structure schematic diagram of the utility model.

[0018] Figure 2 It is the crushing bin structure schematic diagram of the utility model.

[0019] Figure 3 It is the first extrusion roller structure schematic diagram of the utility model.

[0020] Figure 4 It is the filter screen structure schematic diagram of the utility model.

[0021] Figure 5 It is the taking-out piece structure schematic diagram of the utility model.

[0022] In the drawing, the corresponding relationship of component name and drawing number is as follows:

[0023] 1, suction machine main part;2, vacuum pump;201, filter screen;3, discharge port;4, crushing bin;401, feeding port;5, transmission box;6, driving motor;601, driving worm;7, connecting shaft;701, driving worm wheel;702, first transmission gear;703, second transmission gear;704, first extrusion roller;705, second extrusion roller;8, taking-out piece;9, sliding plate;901, insertion plate;902, reset spring;10, fixed piece;1001, fixed groove. CONCRETE IMPLEMENTATION

[0024] The embodiments of the present application will be further described in conjunction with the drawings and examples. The following examples are used to illustrate the present application, but cannot be used to limit the scope of the present application.

[0025] Example 1

[0026] As shown in the accompanying Figure 1 to the accompanying Figure 5 As shown in the accompanying

[0027] The utility model provides a kind of automatic feeding structure of film blowing machine, including suction machine main body 1, vacuum pump 2, filter screen 201, discharge port 3, broken bin 4, inlet 401, transmission box 5, drive motor 6 and broken component;Vacuum pump 2 is fixedly connected at the top of suction machine main body 1;Filter screen 201 is set in the front of vacuum pump 2;Discharge port 3 is fixedly connected at the top of suction machine main body 1;Broken bin 4 is fixedly connected at the left side of suction machine main body 1;Transmission box 5 is fixedly connected on the top of broken bin 4;Drive motor 6 is fixedly connected on the top of broken bin 4;Broken component is set in the inside of broken bin 4 and transmission box 5.

[0028] Among them, broken component includes: drive worm 601, connecting shaft 7 and drive worm gear 701;Drive worm 601 is coaxially fixedly connected at the shaft end of drive motor 6;Connecting shaft 7 is provided with two pieces, and two connecting shafts 7 are dispersedly rotatably connected in the inside of broken bin 4;Drive worm gear 701 is coaxially fixedly connected at the top of rear connecting shaft 7, and drive worm gear 701 is engaged with drive worm 601.

[0029] Among them, broken component further includes: first transmission gear 702 and second transmission gear 703;First transmission gear 702 is coaxially fixedly connected at the top of rear connecting shaft 7;Second transmission gear 703 is coaxially fixedly connected at the top of front connecting shaft 7, and second transmission gear 703 is engaged with first transmission gear 702.

[0030] Among them, broken component further includes: first extrusion roller 704 and second extrusion roller 705;First extrusion roller 704 is coaxially fixedly connected at the outside of rear connecting shaft 7;Second extrusion roller 705 is coaxially fixedly connected at the outside of front connecting shaft 7.

[0031] The specific use and role of the embodiment are as follows: in use, the vacuum pump 2 draws the plastic particles into the machine through the inlet 401, and the process drives the rear connecting shaft 7 to rotate through the worm gear drive mechanism formed by the meshing of the driving worm wheel 701 and the driving worm 601, drives the first extrusion roller 704 and the second extrusion roller 705 to rotate through the gear transmission mechanism formed by the meshing of the second transmission gear 703 and the first transmission gear 702, so that the large lumpy plastic particles can be extruded when passing through the crushing bin 4, forming smaller lumpy or dispersed plastic particles, avoiding subsequent blockage when entering the film blowing machine through the discharge port 3.

[0032] Embodiment two:

[0033] On the basis of embodiment one, as shown in the accompanying drawings Figure 1 to the accompanying drawings Figure 5 It also includes a quick disassembly and assembly component, and the quick disassembly and assembly component is provided in two groups and is dispersedly arranged in front of the vacuum pump 2.

[0034] The quick disassembly and assembly component includes a taking-out piece 8, a sliding plate 9 and an insertion plate 901, the taking-out piece 8 is fixedly connected to the front of the filter screen 201, the sliding plate 9 is slidingly connected to the inside of the taking-out piece 8, and the insertion plate 901 is fixedly connected to the outside of the sliding plate 9.

[0035] The quick disassembly and assembly component further includes a reset spring 902, a fixed piece 10 and a fixed groove 1001, the outer end of the reset spring 902 is fixedly connected to the inside of the sliding plate 9, the inner end of the reset spring 902 is fixedly connected to the inside of the taking-out piece 8, the fixed piece 10 is fixedly connected to the front of the vacuum pump 2, and the fixed groove 1001 is arranged in the inside of the fixed piece 10.

[0036] The specific use and role of the embodiment are as follows: after the vacuum pump 2 is used for a long time, the surface and the inside of the filter screen 201 for filtering impurities in the air may be blocked by a large amount of dust, affecting the air intake efficiency, at this time, the two sliding plates 9 can be simultaneously moved inward, the two insertion plates 901 are respectively retracted into the two taking-out pieces 8, and then the filter screen 201 can be removed by moving the filter screen 201 forward, facilitating cleaning; after cleaning, the two sliding plates 9 are moved inward again, the two taking-out pieces 8 are inserted into the inside of the two fixed pieces 10, the sliding plate 9 is loosened, the two sliding plates 9 are moved outward under the action of the reset spring 902, the two insertion plates 901 are respectively inserted into the two fixed grooves 1001, and the fixing of the filter screen 201 is completed.

[0037] In this paper, the following points need to be noted:

[0038] 1. The drawings of the disclosure embodiment only relate to the structures involved in the disclosure embodiment, and other structures can refer to the general design.

[0039] 2. Embodiments and features of embodiments of the present disclosure can be combined if not mutually exclusive to result in new embodiments.

[0040] The above merely provides the specific implementation of the present disclosure, but the protection scope of the present disclosure is not limited thereto, and any person skilled in the art can easily think of the changes or replacements within the technical range disclosed by the present disclosure, which should be covered within the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be subject to the protection scope of the claims.

Claims

1. An automatic feeding structure of a film blowing machine, comprising a suction machine body (1), a vacuum pump (2), a filter screen (201), a discharge port (3), a crushing bin (4), a feeding port (401), a transmission box (5), a driving motor (6), a crushing assembly and a quick disassembly assembly; characterized in that: The vacuum pump (2) is fixedly connected to the top of the material suction machine body (1); the filter screen (201) is arranged in front of the vacuum pump (2); the discharge port (3) is fixedly connected to the top of the material suction machine body (1); the crushing bin (4) is fixedly connected to the left side of the material suction machine body (1); the transmission box (5) is fixedly connected to the top of the crushing bin (4); the driving motor (6) is fixedly connected to the top of the crushing bin (4); the crushing assembly is arranged in the crushing bin (4) and the transmission box (5); the quick disassembly and assembly assembly is arranged in two groups, and the two groups of quick disassembly and assembly assemblies are arranged in front of the vacuum pump (2).

2. The automatic feeding structure of the film blowing machine according to claim 1, characterized in that: The crushing assembly comprises a driving worm (601), a connecting shaft (7) and a driving worm wheel (701); the driving worm (601) is coaxially fixedly connected to the shaft end of the driving motor (6); the connecting shaft (7) is arranged in two pieces, and the two connecting shafts (7) are rotatably connected in the crushing bin (4); the driving worm wheel (701) is coaxially fixedly connected to the top of the rear connecting shaft (7), and the driving worm wheel (701) is engaged with the driving worm (601).

3. The automatic feeding structure of the film blowing machine according to claim 2, characterized in that: The crushing assembly further comprises a first transmission gear (702) and a second transmission gear (703); the first transmission gear (702) is coaxially fixedly connected to the top of the rear connecting shaft (7); the second transmission gear (703) is coaxially fixedly connected to the top of the front connecting shaft (7), and the second transmission gear (703) is engaged with the first transmission gear (702).

4. The automatic feeding structure of the film blowing machine according to claim 3, characterized in that: The crushing assembly further comprises a first extrusion roller (704) and a second extrusion roller (705); the first extrusion roller (704) is coaxially fixedly connected to the outside of the rear connecting shaft (7); the second extrusion roller (705) is coaxially fixedly connected to the outside of the front connecting shaft (7).

5. The automatic feeding structure of the film blowing machine according to claim 1, characterized in that: The quick disassembly and assembly assembly comprises a taking-out piece (8), a sliding plate (9) and an insertion plate (901); the taking-out piece (8) is fixedly connected to the front of the filter screen (201); the sliding plate (9) is slidingly connected in the taking-out piece (8); and the insertion plate (901) is fixedly connected to the outside of the sliding plate (9).

6. The automatic feeding structure of the film blowing machine according to claim 5, characterized in that: The quick disassembly and assembly assembly further comprises a reset spring (902), a fixing piece (10) and a fixing groove (1001); the outer end of the reset spring (902) is fixedly connected to the inner side of the sliding plate (9), and the inner end of the reset spring (902) is fixedly connected to the inside of the taking-out piece (8); the fixing piece (10) is fixedly connected to the front of the vacuum pump (2); and the fixing groove (1001) is formed in the inside of the fixing piece (10).

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