A stand-up pouch shaping device

CN224928638UActive Publication Date: 2026-11-03SINOFN(TIANJIN) PHARM-TECH CO LTD
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Patent Information

Application Number
CN202522220539.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-10-21
Publication Date
2026-11-03
Estimated Expiration
2035-10-21

AI Technical Summary

Technical Problem

After being filled, stand-up pouches often become wrinkled and deformed due to stacking and sealing processes, resulting in insufficient or uneven bottom expansion, which affects product display and consumer experience. The existing production line relies on manual sorting, which is inefficient and costly.

Method used

The conveyor belt is driven by a geared motor, transmission wheel, and bearings. The upper mold is moved by a cylinder and a fixed block. The stand-up pouch is shaped by heating rods and heat-conducting plates. Automatic conveying and heating shaping are achieved through the mold.

Benefits of technology

It improves the shaping efficiency of stand-up pouches, reduces production costs, enables automated processing, and increases the safety and stability of the equipment.

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Abstract

The application relates to the technical field of self-standing bag processing, and particularly discloses a self-standing bag shaping device, which comprises a fixed frame, the inner side wall of the fixed frame is fixedly embedded with two groups of bearings, the inner rings of the two groups of bearings are fixedly connected with transmission wheels, the back surface of the fixed frame is provided with a speed reducer motor, the output end of the speed reducer motor is fixedly connected with the rear end of one of the transmission wheels, the outer surfaces of the two transmission wheels are jointly connected with a conveying belt, the outer surface of the conveying belt is provided with lower molds arranged at equal distances, the upper surface of the fixed frame is fixedly connected with a fixed frame, the upper surface of the fixed frame is provided with a through hole, and the upper surface of the fixed frame is provided with a cylinder; through cooperation of the speed reducer motor, the transmission wheels and the bearings, the conveying belt can be driven to rotate, the lower molds can be driven to move by the conveying belt, the self-standing bags can be automatically conveyed, the self-standing bag processing efficiency is improved, and cost is saved.
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Description

Technical Field

[0001] This application relates to the field of stand-up pouch processing, and more particularly to a stand-up pouch shaping device. Background Technology

[0002] Stand-up pouches are flexible packaging bags with a horizontal support structure at the bottom, allowing them to stand upright without external support. These bags are made of composite materials such as PET / foil / PET / PE laminated together, and the addition of an oxygen barrier layer can extend shelf life. They are widely used in beverages, condiments, daily chemical products, and pharmaceuticals. Stand-up pouches achieve their upright function through their bottom structure design, and the material combination balances strength and sealing. Functionally, they can be divided into ordinary stand-up pouches, pouches with spouts, pouches with zippers, pouches with imitation spouts, and irregularly shaped stand-up pouches. With industry development, irregularly shaped stand-up pouches have become the mainstream trend due to their diverse and innovative designs, and some products use biodegradable materials to meet environmental protection requirements.

[0003] After being filled and sealed, stand-up pouches often develop wrinkles and deformations due to the accumulation of contents and the effects of the sealing process. The bottom may not open sufficiently or be uneven. These appearance defects affect the product display effect and consumer experience, lowering the product's grade. Currently, most production lines rely on manual shaping of stand-up pouches, which is inefficient, costly, and produces inconsistent results, making it difficult to meet the high-speed and high-standard requirements of automated production lines. Therefore, we propose a stand-up pouch shaping device to solve the above problems. Utility Model Content

[0004] This application provides a stand-up pouch shaping device that, through the cooperation of a geared motor, transmission wheel, and bearings, drives a conveyor belt to operate. The conveyor belt then moves the lower mold, achieving automatic conveying of the stand-up pouches, improving processing efficiency and saving costs. A cylinder and a fixed block work together to move the upper mold. The cooperation between the upper and lower molds allows for shaping of the stand-up pouches. A heating rod and a heat-conducting plate heat the stand-up pouches, further improving shaping efficiency.

[0005] This application provides a self-standing bag shaping device, including a fixed frame. Two sets of bearings are fixedly embedded in the inner sidewall of the fixed frame. The inner rings of the two sets of bearings are fixedly connected to transmission wheels. A reduction motor is installed on the back of the fixed frame. The output end of the reduction motor is fixedly connected to the rear end of one of the transmission wheels. A conveyor belt is connected to the outer surfaces of the two transmission wheels. Lower molds arranged at equal intervals are installed on the outer surface of the conveyor belt. A fixed frame is fixedly connected to the upper surface of the fixed frame. A through hole is opened on the upper surface of the fixed frame. A cylinder is installed on the upper surface of the fixed frame. A fixed block is fixedly connected to the output end of the cylinder. An upper mold is installed on the bottom surface of the fixed block.

[0006] Furthermore, the upper mold is equipped with heating rods arranged at equal intervals, and a heat-conducting plate is fixedly connected inside the upper mold.

[0007] Furthermore, a support frame is installed inside the fixed frame, and the lower mold is made of rubber.

[0008] Furthermore, a fixing rod is fixedly connected to the upper surface of the fixing frame, and a warning light is fixedly connected to the top of the fixing rod.

[0009] Furthermore, a controller is mounted on the front of the mounting bracket, and a display screen is provided on the front of the controller.

[0010] Furthermore, the bottom surface of the fixed frame is fixedly connected to four support legs, and the bottom end of each support leg is fixedly connected to an anti-slip seat. The two sets of support legs are fixedly connected to a support plate on their adjacent sides. A storage box is placed on the upper surface of the support plate. A symmetrical buckle plate is fixedly connected to the outer surface of each storage box. A classification rack is installed inside each storage box.

[0011] Compared with the prior art, the beneficial effects of this utility model are:

[0012] The technical solution provided in this application has at least the following technical effects or advantages:

[0013] The combination of a geared motor, drive wheels, and bearings drives the conveyor belt, which in turn moves the lower mold, achieving automatic conveying of stand-up pouches, improving processing efficiency, and saving costs. The combination of a cylinder and a fixing block moves the upper mold, and the combination of the upper and lower molds shapes the stand-up pouches. The combination of a heating rod and a heat-conducting plate heats the stand-up pouches, improving shaping efficiency. The combination of a fixing rod and a warning light provides warnings, increasing safety. The support frame supports the conveyor belt, preventing excessive deformation. Attached Figure Description

[0014] Figure 1 This is a three-dimensional structural diagram of the stand-up pouch shaping device of this application;

[0015] Figure 2 This is a front sectional view of the fixing frame in the self-standing bag shaping device of this application;

[0016] Figure 3 This is a side sectional view of the fixing frame in the self-standing bag shaping device of this application;

[0017] Figure 4 This is a top view of the storage box in the stand-up pouch shaping device of this application;

[0018] In the diagram: 1. Fixed frame; 2. Bearing; 3. Drive wheel; 4. Conveyor belt; 5. Lower mold; 6. Support frame; 7. Gear motor; 8. Fixed bracket; 9. Through hole; 10. Cylinder; 11. Fixed block; 12. Upper mold; 13. Heating rod; 14. Heat-conducting plate; 15. Controller; 16. Display screen; 17. Fixed rod; 18. Warning light; 19. Support leg; 20. Anti-slip seat; 21. Support plate; 22. Storage box; 23. Buckle plate; 24. Classification rack. Detailed Implementation

[0019] To better understand the above technical solutions, the following will provide a detailed explanation of the technical solutions in conjunction with the accompanying drawings and specific implementation methods.

[0020] Example 1:

[0021] Please see Figure 1-4 In this utility model, a self-standing bag shaping device includes a fixed frame 1. Two sets of bearings 2 are fixedly embedded in the inner wall of the fixed frame 1. The inner rings of the two sets of bearings 2 are fixedly connected to transmission wheels 3. A reduction motor 7 is installed on the back of the fixed frame 1. The output end of the reduction motor 7 is fixedly connected to the rear end of one of the transmission wheels 3. The outer surfaces of the two transmission wheels 3 are connected to a conveyor belt 4. The outer surface of the conveyor belt 4 is equipped with lower molds 5 arranged at equal intervals. A fixing frame 8 is fixedly connected to the upper surface of the fixed frame 1. The upper surface of the fixing frame 8 is open. The device has a through hole 9. A cylinder 10 is installed on the upper surface of the fixing frame 8. A fixing block 11 is fixedly connected to the output end of the cylinder 10. An upper mold 12 is installed on the bottom surface of the fixing block 11. Through the cooperation of the reduction motor 7, the transmission wheel 3 and the bearing 2, the conveyor belt 4 can be driven to rotate. The conveyor belt 4 can drive the lower mold 5 to move, so as to achieve the effect of automatic conveying of the stand-up pouch. Through the cooperation of the cylinder 10 and the fixing block 11, the upper mold 12 can be pushed to move. Through the cooperation of the upper mold 12 and the lower mold 5, the stand-up pouch can be shaped.

[0022] Example 2:

[0023] Heating rods 13 arranged at equal intervals are installed inside the upper mold 12. A heat-conducting plate 14 is fixedly connected inside the upper mold 12. A support frame 6 is installed inside the fixed frame 1. The lower mold 5 is made of rubber. A fixing rod 17 is fixedly connected to the upper surface of the fixed frame 8. A warning light 18 is fixedly connected to the top of the fixing rod 17. A controller 15 is installed on the front of the fixed frame 8. A display screen 16 is provided on the front of the controller 15. The heating rods 13 and the heat-conducting plate 14 can heat the stand-up pouch, improving the shaping efficiency of the stand-up pouch. The fixing rod 17 and the warning light 18 can be used to warn people and increase the safety of the device. The controller 15 and the display screen 16 can be used to facilitate the operation of the device by the staff. The support frame 6 can support the conveyor belt 4 and prevent the conveyor belt 4 from deforming too much.

[0024] Four support legs 19 are fixedly connected to the bottom of the fixed frame 1. Each support leg 19 is fixedly connected to an anti-slip seat 20 at its bottom end. A support plate 21 is fixedly connected to the side of two sets of support legs 19 that are close to each other. A storage box 22 is placed on the upper surface of the support plate 21. A symmetrical buckle plate 23 is fixedly connected to the outer surface of each storage box 22. A sorting rack 24 is installed inside each storage box 22. With the cooperation of the support legs 19 and the anti-slip seat 20, the device can be stably placed to prevent it from sliding. The storage box 22 and the sorting rack 24 are used to facilitate the storage of the stand-up pouches. The buckle plate 23 is used to facilitate the movement of the storage box 22.

[0025] The working principle of this application is:

[0026] In use, first connect the device to the corresponding power supply. Then, place the device stably with the cooperation of the support leg 19 and the anti-slip seat 20. Next, place the stand-up pouch to be shaped inside the corresponding lower mold 5. The controller 15 and the display screen 16 allow the operator to control the device. The geared motor 7, the transmission wheel 3, and the bearing 2 drive the conveyor belt 4 to move. The conveyor belt 4 moves the lower mold 5, achieving automatic conveying of the stand-up pouch. The cylinder 10 and the fixing block 11 move the upper mold 12. The upper mold 12 and the lower mold 5 shape the stand-up pouch. The heating rod 13 and the heat-conducting plate 14 heat the stand-up pouch, improving the shaping efficiency. The fixing rod 17 and the warning light 18 provide warnings to people, increasing the safety of the device. The support frame 6 supports the conveyor belt 4, preventing large deformations.

[0027] The above description is merely a preferred embodiment of the present application, but the scope of protection of the present application is not limited thereto. Any equivalent substitutions or modifications made by those skilled in the art within the scope of the technology disclosed in the present application, based on the technical solution and concept of the present application, should be covered within the scope of protection of the present application.

[0028] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

Claims

1. A self-standing bag shaping device, characterized in that: The system includes a fixed frame (1), with two sets of bearings (2) fixedly embedded in the inner wall of the fixed frame (1). The inner rings of the two sets of bearings (2) are fixedly connected to transmission wheels (3). A reduction motor (7) is installed on the back of the fixed frame (1). The output end of the reduction motor (7) is fixedly connected to the rear end of one of the transmission wheels (3). The outer surfaces of the two transmission wheels (3) are connected to a conveyor belt (4). The outer surface of the conveyor belt (4) is equipped with lower molds (5) arranged at equal intervals. A fixed frame (8) is fixedly connected to the upper surface of the fixed frame (1). A through hole (9) is opened on the upper surface of the fixed frame (8). A cylinder (10) is installed on the upper surface of the fixed frame (8). A fixed block (11) is fixedly connected to the output end of the cylinder (10). An upper mold (12) is installed on the bottom surface of the fixed block (11).

2. The self-standing bag shaping device according to claim 1, characterized in that: The upper mold (12) is equipped with heating rods (13) arranged at equal intervals, and a heat-conducting plate (14) is fixedly connected inside the upper mold (12).

3. The self-standing bag shaping device according to claim 1, characterized in that: The fixed frame (1) has a support frame (6) installed inside, and the lower mold (5) is made of rubber.

4. The self-standing bag shaping device according to claim 1, characterized in that: A fixing rod (17) is fixedly connected to the upper surface of the fixing frame (8), and a warning light (18) is fixedly connected to the top of the fixing rod (17).

5. The self-standing bag shaping device according to claim 1, characterized in that: The front of the mounting bracket (8) is equipped with a controller (15), and the front of the controller (15) is provided with a display screen (16).

6. The self-standing bag shaping device according to claim 1, characterized in that: The bottom surface of the fixed frame (1) is fixedly connected with four support legs (19), and each support leg (19) is fixedly connected with an anti-slip seat (20) at its bottom end.

7. The self-standing bag shaping device according to claim 6, characterized in that: The two sets of support legs (19) are fixedly connected to a support plate (21) on one side that is close to each other, and a storage box (22) is placed on the upper surface of the support plate (21).

8. The self-standing bag shaping device according to claim 7, characterized in that: Each of the storage boxes (22) has a symmetrical buckle plate (23) fixedly connected to its outer surface, and each of the storage boxes (22) has a sorting rack (24) installed inside.