A bag body recycling device

CN224752968UActive Publication Date: 2026-09-15SHANGHAI TOFFLON SCI & TECH CO LTD
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Patent Information

Application Number
CN202521834012.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-08-27
Publication Date
2026-09-15
Estimated Expiration
2035-08-27

AI Technical Summary

Benefits of technology

[0018] Compared with existing technologies, the beneficial effects of this utility model are as follows: This bag recycling device connects a lifting shaft to the extended end of a lifting drive assembly, with a toothed plate connected to the upper end of the lifting shaft, and a vacuum suction cup connected to the toothed plate. The vacuum suction cup adsorbs the bag through a first-stage movement of the lifting drive assembly; the toothed plate then feeds the bag into the bag rolling assembly through a second-stage movement of the lifting drive assembly. This integrates spatial positioning, merging the axial direction at the same location, thus accommodating the specifications of longer outer bags, while also simplifying the structure and reducing maintenance costs. It increases the compatibility range of packaging materials, improving the overall competitiveness of the equipment; and while achieving process objectives, it simplifies structural components and reduces equipment maintenance costs.

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Abstract

The utility model discloses a bag body recycling device, include: the toothing plate, the lift axle, the lift drive component of through the lift axle drive the toothing plate lift movement, and, be used to adsorb the vacuum chuck of bag body, the extension end of lift drive component is connected lift axle, the upper end of lift axle is connected toothing plate, and the toothing plate is connected vacuum chuck on, wherein, through the movement of lift drive component realizes vacuum chuck adsorption bag body, through the second movement of lift drive component realizes toothing plate and sends bag body into bag body roll -in component. The lift drive component includes first lift cylinder, and the extension end of first lift cylinder is connected lift axle mounting plate, and lift axle mounting plate is connected lift axle on. The utility model discloses a bag body recycling device to overcome the defect of present and provide, has simplified the structure, and reduced the maintenance cost.
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Description

Technical Field

[0001] This utility model relates to a bag recycling device. Background Technology

[0002] In the prior art, the bag body insert assembly (such as...) Figure 1 Component 3 shown) and bag suction cup assembly (such as Figure 1 Component 4) shown is distributed on both sides of the conveyor belt. When the nest box with the outer bag passes by, the outer bag is very likely to interfere with the lifting shaft of the bag body insert assembly, which leads to interference with the posture of the outer bag's cutting edge. Due to space limitations, the bag body insert assembly cannot further increase the distance between the two components; in addition, after analysis, the bag body insert assembly (such as...) Figure 1 Component 3 shown) and bag suction cup assembly (such as Figure 1 The process logic of component 4) shown in the Z-axis lifting is partially overlapping, resulting in redundancy in cycle time and actions, which affects the production capacity of removing the outer bag.

[0003] The existing technology for bag recycling follows this process sequence: when the nest box with the outer bag is positioned at the bag cutting station, the bag suction cup assembly (such as...) Figure 1 The suction cup on component 4) descends to contact the outer bag, pressing down on the nest box. After the outer bag is cut off, the suction cup vacuum-adheres the cut-off bag body. After the nest box separates from the bag body, the bag body suction cup assembly breaks the vacuum, and the bag body insert tooth assembly (such as...) Figure 1 Component 3) shown inserts the bag into the roller area, in the roller assembly (such as...) Figure 1 Under the roller pressure of component 2), the outer bag is squeezed into the waste cart below. Utility Model Content

[0004] The purpose of this invention is to overcome the existing defects and provide a bag recycling device that simplifies the structure and reduces maintenance costs.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a bag recycling device, comprising:

[0006] Toothed plate;

[0007] Lifting shaft;

[0008] A lifting drive assembly that drives the toothed plate to move up and down via the lifting shaft; and a vacuum suction cup for adsorbing the bag body;

[0009] The extended end of the lifting drive assembly is connected to the lifting shaft, the upper end of the lifting shaft is connected to the toothed plate, and the vacuum suction cup is connected to the toothed plate.

[0010] Specifically, the vacuum suction cup adsorbs the bag body through the first stage of the lifting drive component; the toothed plate sends the bag body into the bag body roller pressing component through the second stage of the lifting drive component.

[0011] Preferably, the lifting drive assembly includes a first lifting cylinder, the extended end of the first lifting cylinder is connected to a lifting shaft mounting plate, and the lifting shaft is connected to the lifting shaft mounting plate.

[0012] Preferably, the lifting drive assembly further includes a second lifting cylinder, the extended end of the second lifting cylinder being connected to a conversion mounting plate, and the upper end of the conversion mounting plate being connected to the fixed end of the first lifting cylinder.

[0013] Preferably, two horizontal shafts are connected to the side wall of the toothed plate, and the lower ends of the two horizontal shafts are each connected to the vacuum suction cup through a set of height adjustment components.

[0014] Preferably, the height adjustment assembly includes a first conversion mounting shaft and a second conversion mounting shaft; the first conversion mounting shaft is connected to the lower end of the horizontal shaft, the lower end of the first conversion mounting shaft is connected to the second conversion mounting shaft, and the lower end of the second conversion mounting shaft is connected to the vacuum suction cup.

[0015] Preferably, the lifting shaft mounting plate, the lifting shaft, the toothed plate, the horizontal shaft, the first conversion mounting shaft, and the second conversion mounting shaft are all hollow inside and are connected to each other in sequence; the second conversion mounting shaft is connected to the vacuum suction cup.

[0016] Preferably, the lifting shaft mounting plate is connected to a vacuum source via a pipe joint.

[0017] Preferably, the first conversion mounting shaft is threadedly connected to the horizontal shaft; the first conversion mounting shaft is threadedly connected to the second conversion mounting shaft, and the second conversion mounting shaft is threadedly connected to the vacuum suction cup, with sealing gaskets provided between them.

[0018] Compared with existing technologies, the beneficial effects of this utility model are as follows: This bag recycling device connects a lifting shaft to the extended end of a lifting drive assembly, with a toothed plate connected to the upper end of the lifting shaft, and a vacuum suction cup connected to the toothed plate. The vacuum suction cup adsorbs the bag through a first-stage movement of the lifting drive assembly; the toothed plate then feeds the bag into the bag rolling assembly through a second-stage movement of the lifting drive assembly. This integrates spatial positioning, merging the axial direction at the same location, thus accommodating the specifications of longer outer bags, while also simplifying the structure and reducing maintenance costs. It increases the compatibility range of packaging materials, improving the overall competitiveness of the equipment; and while achieving process objectives, it simplifies structural components and reduces equipment maintenance costs. Attached Figure Description

[0019] 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:

[0020] Figure 1 This is a schematic diagram of existing technology;

[0021] Figure 2 This is an isometric view of the bag recycling device of this utility model;

[0022] Figure 3 This is a detailed drawing of the bag recycling device of this utility model;

[0023] Figure 4 This is a detailed view of the bag body of this utility model.

[0024] In the diagram: 2. Bag body roller pressing assembly; 10. Horizontal shaft; 11. Toothed plate; 12. First conversion mounting shaft; 13. Second conversion mounting shaft; 14. Vacuum suction cup; 15. Lifting shaft; 16. Lifting shaft mounting plate; 17. Pipe connector; 18. First lifting cylinder; 19. Conversion mounting plate; 20. Second lifting cylinder; 21. Bag body. Detailed Implementation

[0025] 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.

[0026] like Figure 2-4 As shown, a bag recycling device includes: a toothed plate 11; a lifting shaft 15; a lifting drive assembly that drives the toothed plate 11 to move up and down via the lifting shaft 15; and a vacuum suction cup 14 for adsorbing the bag. The extended end of the lifting drive assembly is connected to the lifting shaft 15, the upper end of the lifting shaft 15 is connected to the toothed plate 11, and the vacuum suction cup 14 is connected to the toothed plate 11. The vacuum suction cup 14 adsorbs the bag 21 through a first-stage movement of the lifting drive assembly, and the toothed plate 11 sends the bag 21 into the bag rolling assembly 2 through a second-stage movement of the lifting drive assembly.

[0027] like Figure 3As shown, the lifting drive assembly includes a first lifting cylinder 18, the extended end of which is connected to a lifting shaft mounting plate 16, and a lifting shaft 15 is connected to the lifting shaft mounting plate 16. The lifting drive assembly also includes a second lifting cylinder 20, the extended end of which is connected to a conversion mounting plate 19, and the upper end of the conversion mounting plate 19 is connected to the fixed end of the first lifting cylinder 18.

[0028] like Figure 3 As shown, two horizontal shafts 10 are connected to the side wall of the toothed plate 11. The lower ends of each of the two horizontal shafts 10 are connected to the vacuum suction cup 14 through a set of height adjustment components. The height adjustment components include a first conversion mounting shaft 12 and a second conversion mounting shaft 13; the first conversion mounting shaft 12 is connected to the lower end of the horizontal shaft 10, the lower end of the first conversion mounting shaft 12 is connected to the second conversion mounting shaft 13, and the lower end of the second conversion mounting shaft 13 is connected to the vacuum suction cup 14. The interiors of the lifting shaft mounting plate 16, lifting shaft 15, toothed plate 11, horizontal shaft 10, first conversion mounting shaft 12, and second conversion mounting shaft 13 are all hollow and interconnected; the second conversion mounting shaft 13 is connected to the vacuum suction cup 14. The lifting shaft mounting plate 16 is connected to a vacuum source through a pipe joint 17. The first conversion mounting shaft 12 is threaded to the horizontal shaft 10; the first conversion mounting shaft 12 is threaded to the second conversion mounting shaft 13, and the second conversion mounting shaft 13 is threaded to the vacuum suction cup 14, with sealing gaskets provided between them.

[0029] Specifically, in the initial state, the toothed plate 11 in the bag inserter assembly is at its highest position under the action of the first lifting cylinder 18 and the second lifting cylinder 20. When the nest box arrival detection signal is detected on the conveyor belt, the first lifting cylinder 18 descends to the lower limit position. The cut-off plane on the toothed plate 11 has a certain gap with the nest box, the inserters are located on both sides of the nest box, and the vacuum suction cup 14 has contacted the nest box with the outer bag, restricting the degree of freedom of the nest box to rotate around the X direction, reducing the risk that the outer bag is not effectively removed. The outer bag is removed, and then the vacuum suction cup 14 opens to vacuum and suck up the outer bag body 21. The first lifting cylinder 18 rises to the initial position. After the outer bag body 21 and the nest box are separated, the first lifting cylinder 18 and the second lifting cylinder 20 descend to the lowest position with the outer bag body as a whole. Under the action of the inserters on both sides of the toothed plate 11, the outer bag 21 inserts the bag body into the roller pressing area, and finally the bag body is pressed into the waste cart by the bag pressing assembly 2. The first lifting cylinder 18 and the second lifting cylinder 20 are connected in series via a conversion mounting plate 19.

[0030] Specifically, the vacuum circuit in the bag insert assembly is hidden in the insert lifting shaft. The vacuum source is connected to the vacuum source through the extrusion-type pipe joint 17. The pipe joint is located on the side of the lifting shaft mounting plate 16. Through the pipeline channel inside the lifting shaft mounting plate, the air source direction is turned from the lateral direction to the Z direction. The installation of the lifting shaft 15 and the insert plate 11, as well as the lifting shaft and the lifting shaft mounting plate 16, are all designed with a static pressure sealing structure. The inside of the insert plate is hollow and connected to the pipeline channel inside the suction cup.

[0031] Specifically, the height of the lifting shaft 15 of the bag body insert assembly is based on the highest nest box. A first conversion mounting shaft 12, a second conversion mounting shaft 13, and the vacuum suction cup 14 are sequentially installed between the insert plate 11 and the vacuum suction cup 14. When the suction cup is directly installed on the first conversion mounting shaft 12, the bag body insert assembly is adapted to the highest nest box. When the suction cup is installed on the second conversion mounting shaft 13 and then on the first conversion mounting shaft 12, the bag body insert assembly is adapted to nest boxes of a lower height. By changing the length of the second conversion mounting shaft 13, it can accommodate nest box bag retrieval of different heights.

[0032] This bag recycling device connects a lifting shaft 15 to the extended end of a lifting drive assembly. The upper end of the lifting shaft 15 is connected to a toothed plate 11, and a vacuum suction cup 14 is connected to the toothed plate 11. A first-stage movement of the lifting drive assembly causes the vacuum suction cup 14 to adsorb the bag 21. A second-stage movement of the lifting drive assembly causes the toothed plate 11 to feed the bag 21 into the bag rolling assembly 2. This design integrates spatial positioning and axial alignment, thus accommodating longer outer bag sizes and simplifying the structure, reducing maintenance costs. It increases the compatibility of the equipment with various packaging materials, enhancing its overall competitiveness; while achieving process objectives, it simplifies structural components and reduces maintenance costs.

[0033] 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 bag recycling device, characterized in that, include: Toothed plate (11); Lifting shaft (15); A lifting drive assembly that drives the toothed plate (11) to move up and down via the lifting shaft (15); And, a vacuum suction cup (14) for adsorbing the bag body; The extended end of the lifting drive assembly is connected to the lifting shaft (15), the upper end of the lifting shaft (15) is connected to the toothed plate (11), and the vacuum suction cup (14) is connected to the toothed plate (11). The vacuum suction cup (14) adsorbs the bag body (21) through the first stage of the lifting drive component; the toothed plate (11) sends the bag body (21) into the bag body roller pressing component (2) through the second stage of the lifting drive component.

2. The bag recycling device according to claim 1, characterized in that, The lifting drive assembly includes a first lifting cylinder (18), the extended end of which is connected to a lifting shaft mounting plate (16), and the lifting shaft (15) is connected to the lifting shaft mounting plate (16).

3. The bag recycling device according to claim 2, characterized in that, The lifting drive assembly also includes a second lifting cylinder (20), the extended end of which is connected to a conversion mounting plate (19), and the upper end of the conversion mounting plate (19) is connected to the fixed end of the first lifting cylinder (18).

4. The bag recycling device according to claim 2, characterized in that, Two horizontal shafts (10) are connected to the side wall of the toothed plate (11), and the lower ends of the two horizontal shafts (10) are each connected to the vacuum suction cup (14) through a set of height adjustment components.

5. The bag recycling device according to claim 4, characterized in that, The height adjustment assembly includes a first conversion mounting shaft (12) and a second conversion mounting shaft (13); the first conversion mounting shaft (12) is connected to the lower end of the horizontal shaft (10), the lower end of the first conversion mounting shaft (12) is connected to the second conversion mounting shaft (13), and the lower end of the second conversion mounting shaft (13) is connected to the vacuum suction cup (14).

6. The bag recycling device according to claim 5, characterized in that, The lifting shaft mounting plate (16), the lifting shaft (15), the toothed plate (11), the horizontal shaft (10), the first conversion mounting shaft (12) and the second conversion mounting shaft (13) are all hollow inside and are connected to each other in sequence; the second conversion mounting shaft (13) is connected to the vacuum suction cup (14).

7. The bag recycling device according to claim 6, characterized in that, The lifting shaft mounting plate (16) is connected to a vacuum source through a pipe joint (17).

8. The bag recycling device according to claim 5, characterized in that, The first conversion mounting shaft (12) is threadedly connected to the horizontal shaft (10); the first conversion mounting shaft (12) is threadedly connected to the second conversion mounting shaft (13), and the second conversion mounting shaft (13) is threadedly connected to the vacuum suction cup (14), with sealing gaskets provided between them.