Automatic bagging device for valve port packaging bag

By designing an automatic bagging device, an electric push rod and a ring-shaped fixing component are used to automatically attach the valve-mouth packaging bag, which solves the problems of low efficiency and poor accuracy of traditional manual bagging, and improves production efficiency and quality stability.

CN224393144UActive Publication Date: 2026-06-23HUAIAN SAIBAITE AUTOMATION CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HUAIAN SAIBAITE AUTOMATION CO LTD
Filing Date
2025-08-26
Publication Date
2026-06-23

AI Technical Summary

Technical Problem

Traditional valve-type packaging bag bagging operations rely on manual labor, which is labor-intensive, inefficient, and difficult to guarantee accuracy, easily leading to material leakage and unstable packaging quality.

Method used

Design an automatic bagging device for valve-mouth packaging bags. The device uses an electric push rod and a controller to control the lifting and lowering of the top plate. Combined with the use of a ring-shaped fixed plate and a movable plate, it can realize the automatic bagging of valve-mouth packaging bags.

Benefits of technology

It improves production efficiency, reduces labor costs, ensures the stability and consistency of bagging quality, and reduces the risk of material leakage.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224393144U_ABST
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Abstract

The utility model discloses a kind of automatic bagging devices of valve port packaging bag, including base, the base top four corners are each fixedly connected with a support column, each the support column inside is each slidably connected with a guide column, the base is just above and is provided with top plate, the top plate bottom four corners are respectively with four the guide column top end fixedly connected, the top plate top is provided with the fixed component for fixing the bag mouth of valve port packaging bag, the base top two sides each is installed with an electric push rod, two the electric push rod top operating end is all with top plate bottom fixed connection.The utility model realizes the automatic lifting of top plate by electric push rod and controller, to complete the automatic bagging operation of valve port packaging bag, without manual maintenance bagging, it is favorable to improve production efficiency, reduce the labor cost, simultaneously, automatic bagging reduces the influence of artificial factor to bagging quality, improves the stability and consistency of production process.
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Description

Technical Field

[0001] This utility model relates to the field of packaging machinery technology, specifically to an automatic bagging device for valve-mouth packaging bags. Background Technology

[0002] In numerous industrial sectors such as chemicals, building materials, grain, and feed, valve-sealed packaging bags, due to their unique structural design, offer advantages such as excellent sealing, moisture resistance, and leak prevention, making them widely used for packaging various powdery and granular materials. Traditional valve-sealed packaging bag application is primarily manual, requiring workers to manually place the bag over the outlet of the packaging equipment and maintain a continuous connection between the bag opening and the outlet. This process is not only labor-intensive and inefficient, but also difficult to guarantee in terms of accuracy and consistency. Deviations in bag application can easily lead to material leakage and unstable packaging quality, ultimately affecting production efficiency and product quality.

[0003] Therefore, it is necessary to invent an automatic bagging device for valve-sealed packaging bags to solve the above problems. Utility Model Content

[0004] The purpose of this invention is to provide an automatic bagging device for valve-sealed packaging bags to solve the problems mentioned above.

[0005] To achieve the above objectives, this utility model provides the following technical solution: an automatic bagging device for valve-mouth packaging bags, comprising a base, a support column fixedly connected to each of the four corners of the top of the base, a guide column slidably connected inside each support column, a top plate disposed directly above the base, the four corners of the bottom of the top plate being fixedly connected to the tops of the four guide columns respectively, a fixing component for fixing the bag opening of the valve-mouth packaging bag disposed on the top of the top plate, an electric push rod installed on each of the two sides of the top of the base, the working ends of the top of the two electric push rods being fixedly connected to the bottom of the top plate, wherein a controller is installed on the surface of the two support columns, and the two electric push rods are electrically connected to the controller, the controller being used to control the two electric push rods to work synchronously.

[0006] The controller can control the electric push rod to lift the top plate, thereby driving the valve-mouth packaging bag fixed on the fixed component to rise until the opening of the valve-mouth packaging bag is connected with the discharge port of the packaging equipment.

[0007] Preferably, the maximum extension of the electric push rod is less than the length of the guide column, and when the guide column is fully retracted into the support column, the four corners of the bottom of the top plate can be placed on the top of the four support columns.

[0008] Each support column has a sliding connection to a guide column inside. The cooperation between the guide column and the support column provides precise guidance for the raising and lowering of the roof, ensuring the stability and accuracy of the roof during movement.

[0009] Preferably, the fixing component consists of an annular fixing plate and an annular movable plate, and an annular through groove is formed on the surface of the top plate, with the annular fixing plate fixedly connected to the top edge of the annular through groove.

[0010] By controlling the opening and closing of the annular movable plate and the annular fixed plate, the valve opening packaging bag can be quickly fixed and released.

[0011] Preferably, the annular movable plate is positioned directly above the annular fixed plate, and a hinge seat is fixedly connected to one side of the top of the top plate, with one end of the annular movable plate hinged to the hinge seat.

[0012] One end of the annular movable plate is hinged to the hinge seat at the top of the top plate. This design allows the annular movable plate to be easily opened and closed, facilitating the placement of valve port packaging bags.

[0013] Preferably, a locking movable component is installed on the other side of the top of the top plate, and a locking fixing component is installed on the other end of the annular movable plate, wherein the locking movable component and the locking fixing component are engaged.

[0014] The latching mechanism installed on the other side of the top plate engages with the latching fixture on the other end of the annular movable plate. This latching design ensures that the annular movable plate can be firmly fixed to the annular fixed plate when closed, further enhancing the fixing effect of the valve opening packaging bag.

[0015] Preferably, a first annular rubber pad is fixedly connected to the top of the annular fixed plate, and a second annular rubber pad is fixedly connected to the bottom of the annular movable plate.

[0016] The first annular rubber pad, which is fixedly connected to the top of the annular fixed plate, and the second annular rubber pad, which is fixedly connected to the bottom of the annular movable plate, increase friction and prevent the packaging bag from slipping off during the bagging process.

[0017] The technical effects and advantages provided by this utility model in the above technical solution are as follows:

[0018] 1. The automatic lifting and lowering of the top plate is achieved through electric push rods and controllers, thereby completing the automatic bagging operation of valve packaging bags. There is no need for manual bagging, which helps to improve production efficiency and reduce labor costs. At the same time, automated bagging reduces the impact of human factors on bagging quality and improves the stability and consistency of the production process.

[0019] 2. The design of the fixing components, including the combined use of annular fixing plates and annular movable plates, as well as the addition of No. 1 and No. 2 annular rubber pads, enables the valve port packaging bag to be quickly and securely fixed. Attached Figure Description

[0020] Figure 1 This is a schematic diagram of the overall structure of the present invention when the annular movable plate and the annular fixed plate are closed;

[0021] Figure 2 This utility model Figure 1 Enlarged view of part A in the diagram;

[0022] Figure 3 This is a schematic diagram of the overall structure of the annular movable plate and the annular fixed plate of this utility model when they are opened;

[0023] Figure 4 This is a schematic diagram of the overall structure of the present invention when fixing the valve opening packaging bag;

[0024] Figure 5 This is a cross-sectional view of the structure of the present invention when fixing the valve port packaging bag;

[0025] Figure 6 This utility model Figure 5 Enlarged view of section B in the diagram;

[0026] Figure 7 This is a schematic diagram of the overall structure of the valve-mouth packaging bag when the present invention is lifted.

[0027] Explanation of reference numerals in the attached figures:

[0028] 1. Base; 2. Support column; 3. Guide column; 4. Top plate; 5. Fixing component; 6. Electric push rod; 7. Controller; 8. Annular fixing plate; 9. Annular movable plate; 10. Hinge seat; 11. Locking movable part; 12. Locking fixing part; 13. No. 1 Annular rubber pad; 14. No. 2 Annular rubber pad. Detailed Implementation

[0029] To enable those skilled in the art to better understand the technical solution of this utility model, the present utility model will be further described in detail below with reference to the accompanying drawings.

[0030] This utility model provides, for example Figure 1-7 The automatic bagging device for valve-mouth packaging bags shown includes a base 1, with a support column 2 fixedly connected to each of the four corners of the top of the base 1. Each support column 2 has a guide column 3 slidably connected inside it. A top plate 4 is provided directly above the base 1. The four corners of the bottom of the top plate 4 are fixedly connected to the tops of the four guide columns 3 respectively. A fixing component 5 for fixing the bag opening of the valve-mouth packaging bag is provided on the top of the top plate 4. An electric push rod 6 is installed on each side of the top of the base 1. The working ends of the top of the two electric push rods 6 are fixedly connected to the bottom of the top plate 4. A controller 7 is installed on the surface of the two support columns 2. The two electric push rods 6 are electrically connected to the controller 7. The controller 7 is used to control the two electric push rods 6 to work synchronously.

[0031] In one aspect of this embodiment, the maximum extension of the electric push rod 6 is less than the length of the guide post 3. When the guide post 3 is fully retracted into the support post 2, the four corners of the bottom of the top plate 4 can be placed on the top of the four support posts 2. The fixing assembly 5 consists of an annular fixing plate 8 and an annular movable plate 9. An annular through groove is provided on the surface of the top plate 4. The annular fixing plate 8 is fixedly connected to the top edge of the annular through groove. The annular movable plate 9 is located directly above the annular fixing plate 8. A hinge seat 10 is fixedly connected to one side of the top of the top plate 4. One end of the annular movable plate 9 is hinged to the hinge seat 10. A latching movable part 11 is installed on the other side of the top of the top plate 4. A latching fixing part 12 is installed on the other end of the annular movable plate 9. The latching movable part 11 and the latching fixing part 12 are engaged. A first annular rubber pad 13 is fixedly connected to the top of the annular fixing plate 8. A second annular rubber pad 14 is fixedly connected to the bottom of the annular movable plate 9.

[0032] The electric push rod 6, controller 7, locking movable part 11 and locking fixed part 12 mentioned above are all existing technology products, and their specific structures and functions will not be described in detail here.

[0033] Working principle of this utility model:

[0034] Refer to the instruction manual appendix Figure 1-7 When using this utility model, first, open the annular movable plate 9, and pass the valve port packaging bag through the annular movable plate 9, the annular fixed plate 8 and the annular through groove from top to bottom, and then flip the top of the valve port packaging bag outward and fit it on the annular fixed plate 8 to complete the initial positioning of the valve port packaging bag.

[0035] Next, close the annular movable plate 9 so that it covers the annular fixed plate 8 directly above it, and engage with the locking fastener 12 through the locking movable part 11, thereby fixing the opening of the valve packaging bag. The first annular rubber pad 13 at the top of the annular fixed plate 8 and the second annular rubber pad 14 at the bottom of the annular movable plate 9 can increase friction, prevent the packaging bag from slipping, and ensure that the opening of the packaging bag is firmly fixed.

[0036] Next, the controller 7 controls the two electric push rods 6 to work synchronously, pushing the top plate 4 to move upward. The guide column 3 slides inside the support column 2 to ensure that the top plate 4 rises smoothly. As the top plate 4 rises, the valve bag is automatically put on the outlet of the packaging equipment to complete the bagging operation.

[0037] After the material filling is completed, the controller 7 controls the electric push rod 6 to retract, driving the top plate 4 to descend to the initial position. Then, the annular movable plate 9 is opened to remove the packaged bag containing the filled material, ready for the next bagging operation.

Claims

1. An automatic bagging device for valve-mouth packaging bags, comprising a base (1), characterized in that: The base (1) has a support column (2) fixedly connected to each of the four corners of its top. Each support column (2) has a guide column (3) slidably connected inside. The base (1) has a top plate (4) directly above it. The bottom four corners of the top plate (4) are fixedly connected to the tops of the four guide columns (3). The top of the top plate (4) has a fixing component (5) for fixing the opening of the valve packaging bag. The base (1) has an electric push rod (6) installed on each side of its top. The working ends of the top of the two electric push rods (6) are fixedly connected to the bottom of the top plate (4). The two support columns (2) have controllers (7) installed on their surfaces. The two electric push rods (6) are electrically connected to the controllers (7). The controllers (7) are used to control the two electric push rods (6) to work synchronously.

2. The automatic bagging device for valve-mouth packaging bags according to claim 1, characterized in that: The maximum extension of the electric push rod (6) is less than the length of the guide column (3). When the guide column (3) is completely retracted inside the support column (2), the four corners of the bottom of the top plate (4) can be placed on the top of the four support columns (2).

3. The automatic bagging device for valve-mouth packaging bags according to claim 1, characterized in that: The fixing component (5) consists of an annular fixing plate (8) and an annular movable plate (9). An annular through groove is provided on the surface of the top plate (4). The annular fixing plate (8) is fixedly connected to the top edge of the annular through groove.

4. The automatic bagging device for valve-mouth packaging bags according to claim 3, characterized in that: The annular movable plate (9) is positioned directly above the annular fixed plate (8), and a hinge seat (10) is fixedly connected to one side of the top of the top plate (4). One end of the annular movable plate (9) is hinged to the hinge seat (10).

5. The automatic bagging device for valve-mouth packaging bags according to claim 3, characterized in that: A latching movable part (11) is installed on the other side of the top of the top plate (4), and a latching fixing part (12) is installed on the other end of the annular movable plate (9). The latching movable part (11) and the latching fixing part (12) are engaged.

6. The automatic bagging device for valve-mouth packaging bags according to claim 3, characterized in that: The top of the annular fixed plate (8) is fixedly connected to a first annular rubber pad (13), and the bottom of the annular movable plate (9) is fixedly connected to a second annular rubber pad (14).