Feeding device for food packaging film production

Abstract

The utility model relates to the technical field of feeding devices, in particular to a feeding device for food packaging film production, which comprises supporting legs. The side plates are fixedly installed on the tops of the supporting legs, and the two sets of side plates are installed on the left sides and the right sides of the tops of the supporting legs; and the second rollers are installed between the two sets of side plates through bearings, the multiple sets of second rollers are arranged, and the multiple sets of second rollers are wrapped with a conveying belt. Through the sliding blocks arranged outside the sliding rods in a sleeving mode and matched with the springs and the pressing blocks fixedly installed at the bottoms of the sliding blocks, the position between the two sets of sliding blocks can be adjusted according to the width of a packaging film, and when the packaging film passes through the bottoms of the pressing blocks, the two sets of pressing blocks can flatten the two sides of the packaging film; the edge warping condition of the packaging film in the conveying process can be prevented, and it is guaranteed that the width of the finally-wound packaging film is consistent.

Description

Technical Field

[0001] The utility model relates to the technical field of feeding devices, in particular to a feeding device used for the production of food packaging films. Background Art

[0002] Food packaging film is a plastic packaging product, usually made through polymerization reaction with ethylene as the masterbatch. It is used in microwave food heating, refrigerator food preservation, fresh and cooked food packaging, etc. It is widely used in the field of food packaging in family life, supermarkets, hotels and restaurants, and industrial production to protect food from external pollution and damage. Its production process is divided into three parts: extrusion molding, calendering molding and stretching molding. The operation of these three parts requires a feeding device. In the process of feeding the existing food packaging film production, warping may occur, and the width of the final collected packaging film will be uneven after the reel is rolled up. In addition, during the production process, some bubbles will be generated on the surface of the packaging film due to stretching, which will eventually affect the quality of the packaging film. For this reason, we propose a feeding device for food packaging film production to solve the above problems. Utility Model Content

[0003] The utility model aims to provide a feeding device for producing food packaging films, so as to solve the problems of packaging films warping causing uneven width and bubbles on the packaging film surface proposed in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a feeding device for producing food packaging film, comprising: a supporting leg;

[0005] Side panels, the side panels are fixedly mounted on the top of the supporting legs, and two sets of the side panels are provided and mounted on the left and right sides of the top of the supporting legs;

[0006] A second roller, wherein the second roller is installed between the two sets of the side plates through a bearing, and multiple sets of the second roller are provided, and the outsides of the multiple sets of the second rollers are wrapped with a conveyor belt;

[0007] A side pressing assembly, the side pressing assembly is installed at one end between the two sets of side plates;

[0008] A rolling assembly is installed at the other end between the two groups of side plates.

[0009] Preferably, an extension frame is fixedly installed on one side of the side plate, and a first roller is connected between two groups of the extension frames via a bearing, a mounting plate is fixedly installed on the other side of the side plate, and a winding drum is connected between the two groups of the mounting plates via a bearing, a first motor is installed on the outer side of one group of the mounting plates, a support seat is fixedly installed on the outer side of the side plate, a second motor is installed on the top of the support seat, and the output end of the second motor is sleeve-connected to one end of a group of second rollers.

[0010] Preferably, the edge pressing assembly includes a sliding rod, which is fixedly installed between the two groups of side plates. A slider is provided above the conveyor belt, and a slot is provided in the middle of the slider. The sliding rod passes through the slot and is slidably connected to the slider. A spring is fixedly installed at the bottom of the slider, and two groups of springs are provided. A pressure block is fixedly installed at the bottom of the spring, and a first fastening bolt is threadedly inserted on one side of the slider.

[0011] Preferably, the bottom of the pressing block is configured with a smooth rounded corner on one side facing the first roller, and the bottom surface of the pressing block is tightly fitted with the top of the conveyor belt.

[0012] Preferably, the rolling assembly includes a support plate, which is arranged on the top of the two groups of side plates, and connecting blocks are fixedly installed at both ends of the support plate, and a third roller is installed between the two groups of connecting blocks, and limiting rods are fixedly installed at both ends of the third roller, and the limiting rods are connected to the bottom of the connecting block through bearings, and limiting grooves are provided on the surface of the side plates, and the limiting rods are inserted in the limiting grooves, and second fastening bolts are threadedly inserted at the tops of both ends of the support plate, and the bottoms of the second fastening bolts are inserted in the tops of the side plates.

[0013] Preferably, the third roller is located directly above a group of second rollers, and the bottom of the third roller is in close contact with the conveyor belt.

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

[0015] The slider installed on the outside of the slide rod cooperates with the spring and pressure block fixed at the bottom of the slider to adjust the position between the two sets of sliders according to the width of the packaging film. When the packaging film passes through the bottom of the pressure block, the two sets of pressure blocks will flatten the two sides of the packaging film, which is beneficial to prevent the packaging film from warping during the transportation process and ensure the consistency of the width of the final rolled packaging film.

[0016] By installing a support plate on the top of the side plate and cooperating with the third roller installed on the bottom bearing, the passing packaging film can be rolled to eliminate bubbles on the packaging film, which is beneficial to improving the quality of the packaging film. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0019] Figure 2 It is a schematic cross-sectional view of the three-dimensional structure of the utility model;

[0020] Figure 3 It is a schematic diagram of a three-dimensional structure edge pressing component of the utility model;

[0021] Figure 4 It is a schematic diagram of the three-dimensional structure rolling assembly of the utility model.

[0022] In the figure: 1. support leg; 2. side plate; 3. extension frame; 4. first roller; 5. mounting plate; 6. take-up drum; 7. first motor; 8. second roller; 9. conveyor belt; 10. support seat; 11. second motor; 12. slide bar; 13. slide block; 14. spring; 15. pressure block; 16. slot; 17. first fastening bolt; 18. support plate; 19. connecting block; 20. second fastening bolt; 21. third roller; 22. limit rod; 23. limit slot. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in 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 in 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.

[0024] See also Figure 1-4 , the utility model provides a feeding device for food packaging film production, comprising: a supporting leg 1;

[0025] Side panels 2, which are fixedly mounted on the top of the supporting leg 1. Two sets of side panels 2 are provided and are mounted on the left and right sides of the top of the supporting leg 1;

[0026] The second roller 8 is installed between the two sets of side plates 2 through bearings, and there are multiple sets of second rollers 8, and the outsides of the multiple sets of second rollers 8 are wrapped with conveyor belts 9;

[0027] A edge pressing assembly, which is installed at one end between two sets of side plates 2;

[0028] The rolling assembly is installed at the other end between the two sets of side panels 2.

[0029] An extension frame 3 is fixedly installed on one side of the side plate 2, and a first roller 4 is connected between two groups of extension frames 3 through a bearing, a mounting plate 5 is fixedly installed on the other side of the side plate 2, and a winding drum 6 is connected between the two groups of mounting plates 5 through a bearing, a first motor 7 is installed on the outer side of one group of mounting plates 5, a support seat 10 is fixedly installed on the outer side of the side plate 2, and a second motor 11 is installed on the top of the support seat 10, and the output end of the second motor 11 is sleeve-connected with one end of a group of second rollers 8, according to Figure 1 As shown, the conveying function of the conveyor belt 9 is realized by sleeve-connecting the output end of the second motor 11 with one end of a group of second rollers 8 .

[0030] The edge pressing assembly includes a slide bar 12, which is fixedly installed between the two sets of side plates 2. A slide block 13 is arranged above the conveyor belt 9, and a slot 16 is provided in the middle of the slide block 13. The slide bar 12 passes through the slot 16 and is slidably connected to the slide block 13. A spring 14 is fixedly installed at the bottom of the slide block 13, and two sets of springs 14 are provided. A pressure block 15 is fixedly installed at the bottom of the spring 14. A first fastening bolt 17 is inserted through a thread on one side of the slide block 13. Figure 3 As shown, a spring 14 is fixedly installed at the bottom of the slider 13, and two groups of springs 14 are provided. A pressing block 15 is fixedly installed at the bottom of the spring 14, so that the elastic force released by the spring 14 can be used to flatten the side of the packaging film.

[0031] The bottom of the pressing block 15 is set to a smooth rounded corner on the side facing the first roller 4, and the bottom surface of the pressing block 15 is tightly fitted with the top of the conveyor belt 9. Figure 3 As shown, by setting the bottom of the pressing block 15 toward the first roller 4 as a smooth rounded corner, the bottom surface of the pressing block 15 is tightly fitted with the top of the conveyor belt 9, so that the packaging film can be transported more smoothly without being worn by the pressing block 15.

[0032] The rolling assembly includes a support plate 18, which is arranged on the top of the two groups of side plates 2. Connecting blocks 19 are fixedly installed at both ends of the support plate 18, and a third roller 21 is installed between the two groups of connecting blocks 19, and a limiting rod 22 is fixedly installed at both ends of the third roller 21. The limiting rod 22 is connected to the bottom of the connecting block 19 through a bearing. A limiting groove 23 is provided on the surface of the side plate 2, and the limiting rod 22 is inserted into the limiting groove 23. The top of both ends of the support plate 18 is threadedly inserted with a second fastening bolt 20, and the bottom of the second fastening bolt 20 is inserted into the top of the side plate 2. Figure 4As shown, a limiting groove 23 is opened on the surface of the side plate 2, and the limiting rod 22 is inserted into the limiting groove 23, so as to realize the fine adjustment function of the third roller 21, and facilitate the packaging film to pass through the bottom of the third roller 21 before the device is operated, thereby improving the convenience of the device.

[0033] The third roller 21 is located directly above a group of second rollers 8, and the bottom of the third roller 21 is closely fitted with the conveyor belt 9. Figure 2 As shown, the third roller 21 is located directly above a group of second rollers 8, and the bottom of the third roller 21 is tightly fitted with the conveyor belt 9. Here, the bottom of the conveyor belt 9 is supported by the second rollers 8, which can cooperate with the rolling of the third roller 21 to achieve a better rolling effect.

[0034] Working principle: First, tighten the second fastening bolt 20 upwards to move the support plate 18 upwards and drive the third roller 21 upwards at the same time. The limiting rod 22 will move to the top of the limiting groove 23, and then the packaging film will pass through the bottom of the first roller 4, and then pass through the bottom of the pressing block 15, and then pass through the bottom of the third roller 21 and fix it on the surface of the winding drum 6, and then adjust the position of the slider 13 according to the width of the packaging film, move the slider 13 horizontally on the slide bar 12 so that the two groups of pressing blocks 15 are aligned with both sides of the packaging film, and then tighten the first fastening bolt 17 to fix the slider 13, tighten the second fastening bolt 20 downwards, and the third The roller 21 will be in close contact with the conveyor belt 9 and press the packaging film between the conveyor belt 9 and the third roller 21 at the same time. Then, starting the second motor 11 can drive the second roller 8 to rotate, so that the conveyor belt 9 starts to operate. Then, starting the first motor 7 drives the winding drum 6 to rotate. The packaging film will first pass through the bottom of the first roller 4, and then pass through the bottom of the two groups of pressing blocks 15. The spring 14 will apply pressure to the bottom to flatten the side of the packaging film. When passing through the bottom of the third roller 21, the third roller 21 will press out the bubbles on the surface of the packaging film, and finally roll it up on the outside of the winding drum 6. The above is the entire working principle of the utility model.

[0035] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A feeding device for producing food packaging film, comprising: Support leg (1); Features: Side panels (2), the side panels (2) being fixedly mounted on the top of the supporting leg (1), and the side panels (2) being provided in two groups and being mounted on the left and right sides of the top of the supporting leg (1); A second roller (8), the second roller (8) being installed between the two sets of the side plates (2) via a bearing, and a plurality of sets of the second roller (8) being provided, and the outsides of the plurality of sets of the second roller (8) being wrapped with a conveyor belt (9); A side pressing assembly, the side pressing assembly being installed at one end between the two sets of side plates (2); A rolling assembly is installed at the other end between the two sets of side panels (2).

2. A feeding device for food packaging film production according to claim 1, characterized in that: An extension frame (3) is fixedly mounted on one side of the side plate (2), and a first roller (4) is connected between two groups of the extension frames (3) via a bearing; a mounting plate (5) is fixedly mounted on the other side of the side plate (2), and a winding drum (6) is connected between the two groups of the mounting plates (5) via a bearing; a first motor (7) is mounted on the outer side of one group of the mounting plates (5); a support seat (10) is fixedly mounted on the outer side of the side plate (2), and a second motor (11) is mounted on the top of the support seat (10), and an output end of the second motor (11) is sleeve-connected to one end of a group of second rollers (8).

3. A feeding device for food packaging film production according to claim 1, characterized in that: The edge pressing assembly includes a slide bar (12), which is fixedly installed between the two groups of side plates (2). A slider (13) is arranged above the conveyor belt (9), and a slot (16) is opened in the middle of the slider (13). The slide bar (12) passes through the slot (16) and is slidably connected to the slider (13). A spring (14) is fixedly installed at the bottom of the slider (13), and two groups of springs (14) are arranged. A pressure block (15) is fixedly installed at the bottom of the spring (14), and a first fastening bolt (17) is threadedly inserted on one side of the slider (13).

4. A feeding device for food packaging film production according to claim 3, characterized in that: The bottom of the pressing block (15) is arranged with a smooth rounded corner on the side facing the first roller (4), and the bottom surface of the pressing block (15) is tightly fitted with the top of the conveyor belt (9).

5. The feeding device for producing food packaging film according to claim 1, characterized in that: The rolling assembly comprises a support plate (18), wherein the support plate (18) is arranged on the top of the two groups of side plates (2), and connecting blocks (19) are fixedly installed at both ends of the support plate (18), and a third roller (21) is installed between the two groups of connecting blocks (19), and limiting rods (22) are fixedly installed at both ends of the third roller (21), and the limiting rod (22) is connected to the bottom of the connecting block (19) through a bearing, and a limiting groove (23) is provided on the surface of the side plate (2), and the limiting rod (22) is inserted into the limiting groove (23), and second fastening bolts (20) are inserted through threads at the top of both ends of the support plate (18), and the bottom of the second fastening bolt (20) is inserted into the top of the side plate (2).

6. A feeding device for food packaging film production according to claim 5, characterized in that: The third roller (21) is located directly above a group of second rollers (8), and the bottom of the third roller (21) is tightly fitted with the conveyor belt (9).

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