A packaging sleeve bagging machine

By designing material feeding, pushing, bag opening, and bag pressing mechanisms, the problem of irregular packaging of clothing and home textile products inside the packaging bag was solved, achieving neat bagging and aesthetically pleasing packaging, and improving packaging efficiency and quality.

CN224676558UActive Publication Date: 2026-08-25WENZHOU LIUBANG INTELLIGENT EQUIP CO LTD
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Patent Information

Application Number
CN202521939217.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-09-09
Publication Date
2026-08-25
Estimated Expiration
2035-09-09

AI Technical Summary

Technical Problem

Existing packaging bagging machines cannot effectively ensure that clothing and home textile products are neatly packed inside the packaging bag, resulting in unattractive finished products and affecting production capacity.

Method used

A packaging bagging machine was designed, including a material feeding mechanism, a pushing mechanism, a bag opening mechanism, and a bag pressing mechanism. Through the cooperation of the material carrier, pressing parts, and pressing blocks, it ensures that clothing and home textile products are neatly bagged. The machine adopts a liftable patch block and pressing rod or pressing plate structure to prevent soft materials from deforming and getting stuck. Combined with negative pressure adsorption and adjustable support plates to open the bag mouth, it achieves neat packaging.

Benefits of technology

It enables neat bagging and aesthetically pleasing packaging of clothing and home textile products, reduces bagging failure rate, and improves packaging quality and efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model belongs to packaging equipment technical field, specifically is a kind of packing bagging machine, including frame, material feeding mechanism, packaging bag conveying mechanism, pushing mechanism, bag opening mechanism and bag pressing mechanism, and material feeding mechanism outlet is equipped with the push plate of pushing material to pushing mechanism, and pushing mechanism has the material carrier platform that can move to the direction of packaging bag, and carrier platform is opened with the gap and gap is equipped with movable patch, and pushing mechanism also contains the pressure piece of clamping material with carrier platform cooperation, and pressure piece is at least two pressure rod or pressure disc with notch acting on the top end of material, bag opening mechanism has the suction disc assembly acting on the top end and bottom end of packaging bag mouth, two relatively rotatable guide support plate, and rotating lever, transmission plate and adjusting mechanism for adjusting the spacing between guide support plate are linked with rotating lever, and bag pressing mechanism has the movable pressing block, and pressing block is matched with carrier platform gap, the utility model can realize clothing and home textile neat into bag, improve packaging aesthetic degree and efficiency, reduce the rate of rejection.
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Description

Technical Field

[0001] This utility model belongs to the field of packaging equipment technology, specifically a packaging bagging machine. Background Technology

[0002] Packaging bagging machines are devices that automatically complete bagging and packaging of various products. They play an important role in the production and packaging of clothing and home textiles. They can efficiently complete bagging operations, improve packaging efficiency, ensure standardized packaging, and facilitate storage and transportation.

[0003] The existing bagging machines have the following drawbacks: When bagging garments and home textiles after they have been sorted, it is necessary to ensure that the packaged garments and home textiles are neat and orderly. However, the existing bagging machines cannot ensure that the garments and home textiles are neatly placed into the packaging bags, resulting in unsightly finished products and requiring rework, which affects production capacity. Therefore, a new bagging machine is proposed to address the above problems. Utility Model Content

[0004] To address the shortcomings of existing bagging machines, a new packaging bagging machine is proposed.

[0005] The technical solution adopted by this utility model to solve its technical problem is as follows: The packaging bagging machine of this utility model includes a frame, a material feeding mechanism, a packaging bag conveying mechanism, and a pushing mechanism for transferring material from the material feeding mechanism to the packaging bag, and also includes a bag opening mechanism.

[0006] The pushing mechanism includes a material platform that can move toward the packaging bag, and a pressing component that can move relative to the material platform and cooperate with the material platform to clamp the material. The pressing component has a first notch at its front end.

[0007] The device includes a bag-pressing mechanism, which includes a pressing block that can move up and down. A second notch is provided on the material carrier. When the material carrier moves the material into the packaging bag, the pressing block passes through the first notch and presses against the packaging bag and the material inside, and applies pressure to the packaging bag conveying mechanism, so that the material carrier can be separated.

[0008] Preferably, a patch block that matches the shape of the second notch and can be raised and lowered is provided at the second notch. When the material platform moves towards the packaging bag, the patch block disengages from the second notch. When the material platform retracts from the packaging bag and returns, the patch block is flush with the material platform, maintaining the flatness of the material platform.

[0009] Preferably, the material feeding mechanism is provided with a pusher plate at its outlet to push the material onto the material platform.

[0010] Preferably, the material carrier is provided with a limiting baffle that acts on the material.

[0011] Preferably, it includes a side baffle disposed on the side of the material platform to prevent material from falling off the material platform.

[0012] Preferably, one end of the material platform is mounted on an electric guide rail via a slide block, and a platform support roller is provided below the material platform to abut against its bottom end and ensure smooth movement.

[0013] Preferably, the bag opening mechanism can open and support the packaging bag, and includes suction cup components that act on the top and bottom of the packaging bag opening to open it, as well as two guide plates that can rotate relative to each other to support the packaging bag opening.

[0014] Preferably, the bag opening mechanism further includes an adjustment mechanism for adjusting the distance between the two guide plates to accommodate packaging bags with different opening widths.

[0015] Preferably, the pressure member is configured as at least two pressure bars acting on the top of the material, and a first notch is formed in the area between the two pressure bars.

[0016] Preferably, the pressing element is configured as a pressing plate acting on the top of the material, and the front end of the pressing plate is provided with a first notch.

[0017] The beneficial effects of this utility model are:

[0018] This utility model provides a packaging bagging machine that addresses the soft and easily deformable characteristics of clothing and home textiles. Through structural design, it achieves neat bagging and aesthetically pleasing packaging. The material platform in the pushing mechanism has a notch with adjustable padding to prevent the edges of soft home textiles from getting stuck in the notch, ensuring a flat platform surface and preventing the home textiles from sagging or deforming during feeding. The pressing components are adapted to the characteristics of soft materials. Using a pressure bar that covers the length of the home textile reduces wrinkles during pushing, or a pressure plate can be used to fully press the top of the home textile. The notch design allows the pressure block to directly fix the home textile and packaging bag without interfering with the platform, preventing the home textile from being carried back during platform return. The bag opening mechanism uses a negative pressure box and suction cups to pre-open the bag opening, and then uses a guide plate with adjustable angle to open the bag opening, ensuring that the clothing and home textiles are neatly placed into the packaging bag, resulting in a high degree of uniformity and aesthetically pleasing packaging. Attached Figure Description

[0019] The accompanying drawings, which are included to provide a further understanding of the present invention and form part of this application, illustrate exemplary embodiments of the present invention and, together with the description thereof, serve to explain the present invention and do not constitute an undue limitation thereof. In the drawings:

[0020] Figure 1 This is a three-dimensional structural view of the entire utility model;

[0021] Figure 2 This is a three-dimensional structural view of the material pushing mechanism, bag opening mechanism, and bag pressing mechanism of this utility model;

[0022] Figure 3 This is a three-dimensional structural view of the material pushing mechanism and the bag opening mechanism of this utility model;

[0023] Figure 4 This is a side view of the material pushing mechanism, bag opening mechanism, and bag pressing mechanism of this utility model;

[0024] Figure 5 This is a three-dimensional structural view of the bag-opening mechanism of this utility model;

[0025] Figure 6 This is a top view of the structure of Embodiment 1 of this utility model;

[0026] Figure 7 This is a top view of the structure of Embodiment 2 of this utility model;

[0027] Legend:

[0028] 01. Apparel and home textiles; 02. Packaging bags; 1. Machine frame; 2. Material feeding mechanism;

[0029] 3. Packaging bag conveying mechanism; 301. Negative pressure conveyor belt;

[0030] 4. Pushing mechanism; 401. Material platform; 4011. Second notch;

[0031] 402. Pressing parts;

[0032] 40211, 40221, the first gap;

[0033] 4021, Pressure bar; 4022, Pressure plate;

[0034] 5. Bag opening mechanism; 501. Guide support plate; 502. Rotating rod; 503. Fine adjustment block; 504. Transmission plate; 505. Guide pin; 506. Limiting groove; 507. Adjustment mechanism; 5071. Positive and negative threaded rod; 5072. Moving block;

[0035] 6. Bag pressing mechanism; 601. Pressing block;

[0036] 7. Patch block; 8. Push plate; 9. Limiting baffle; 10. Side baffle; 11. Platform support roller;

[0037] 12. Suction cup assembly; 1201. Negative pressure box; 1202. Suction cup. Detailed Implementation

[0038] 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 skilled in the art without creative effort are within the protection scope of the present utility model.

[0039] Specific implementation examples are given below.

[0040] Please see Figures 1-7 The present invention discloses a packaging bagging machine, comprising a frame 1, a material feeding mechanism 2, a packaging bag conveying mechanism 3, and a pushing mechanism 4 that pushes the garment and home textile 01 from the material feeding mechanism 2 into the packaging paper at the packaging bag conveying mechanism 3.

[0041] The pushing mechanism 4 includes a material platform 401 that can move toward the packaging bag 02. The material platform 401 is mounted on an electric guide rail, and a pressing component 402 that can move relative to the material platform 401. The pressing component 402 is driven by a cylinder.

[0042] The pushing mechanism 4 is equipped with a bag opening mechanism 5 in the direction of movement. The bag opening mechanism 5 includes two guide plates 501 that can rotate relative to each other to open the bag opening of the packaging bag 02.

[0043] The material feeding mechanism 2 includes a bag pressing mechanism 6, which includes a pressing block 601 that can move up and down. The material carrier 401 has a second notch 4011 that cooperates with the pressing block 601. When the material carrier 401 puts the garment and home textile 01 into the packaging bag 02, the pressing block 601 acts on the garment and home textile 01 and the packaging bag 02. At this time, the second notch 4011 is located directly below the pressing block 601. The material feeding mechanism 2 has a push plate 8 at the outlet that pushes the garment and home textile 01 onto the material carrier 401.

[0044] A movable patch 7, which fits with the edge of the second notch 4011, is provided. The patch 7 is driven by a cylinder. Before the material platform 401 moves towards the packaging bag 02, the patch 7 moves downward. After the material platform 401 retracts from the packaging bag 02, the patch 7 moves upward. During operation, the stacked garments and home textiles 01 to be packaged are conveyed to the outlet by the conveyor belt of the material feeding mechanism 2. The pusher plate 8, driven by the cylinder, pushes the garments and home textiles 01 laterally onto the material platform 401 of the pusher mechanism 4. Then, the pressing part 402 moves relative to the material platform 401 under the drive of the cylinder. The material carrier 401 is used to press and fix the garment and home textile 01; then the material carrier 401 moves along the electric guide rail towards the packaging bag conveying mechanism 3. Before the material carrier 401 moves, the patch 7 at the second notch 4011 moves downward under the drive of the cylinder to avoid interfering with the material pushing of the material carrier 401; the two guide plates 501 of the bag opening mechanism 5 rotate relative to each other under the drive of the drive device, opening the bag mouth of the packaging bag 02, so that the pressing component 402 and the material carrier 401 can carry the garment and home textile 01 into the bag; when the garment and home textile 01 is pushed into the packaging bag 02 Afterwards, the pressing block 601 of the bag-pressing mechanism 6 moves downwards under the drive of the cylinder, applying pressure to the packaging bag 02 and the garment and home textile 01 product. Due to the second notch 4011, the downward pressure of the pressing block 601 does not act on the material carrier 401, and does not hinder the material carrier 401 from retracting from the packaging bag 02. After returning to its initial position, the filling block 7 moves upwards under the drive of the cylinder, filling the second notch 4011, restoring the surface of the carrier to a flat surface to receive the next garment and home textile 01 product to be packaged. Simultaneously, because the garment and home textile 01 product is relatively soft, the second notch 401... The blocking mechanism prevents the edge of the garment / home textile 01 from falling into the second notch 4011 due to gravity when the pusher plate 8 pushes the garment / home textile 01 product onto the material carrier 401, thus preventing the product from getting stuck and affecting the packaging. Through the design and coordination of the above structure, the pusher mechanism 4 can neatly and orderly package the garment / home textile 01 product, improving the packaging aesthetics and quality. Furthermore, the design of the pressure block 601 and the second notch 4011 can fix the garment / home textile 01 to the packaging bag 02 after it is put into the bag, preventing the garment / home textile 01 from being carried out when the material carrier 401 returns.

[0045] Example 1: Please refer to Figures 1-6 The pressing element 402 is configured to have at least two pressing rods 4021 acting on the top of the material. A first notch 40211 is formed between the two pressing rods 4021. During operation, the pressing element 402 uses two pressing rods 4021, which can act on the top edge of the clothing and home textile 01 item. The length of the pressing rods 4021 covers the home textile product, which can ensure that the clothing and home textile 01 product is placed in the packaging bag 02 in a neat state. When the pressing block 601 moves down, it will pass through the first notch 40211.

[0046] Example 2, please refer to Figure 7 The pressing component 402 is configured as a pressing plate 4022 acting on the top of the garment and home textile 01. The pressing plate 4022 has a first notch 40221. When the pressing block 601 acts on the material, the packaging bag 02, and the packaging bag conveying mechanism 3, the pressing block 601 passes through the first notch 40221. During operation, the pressing component 402 adopts the pressing plate 4022. The pressing plate 4022 acts on the top of the garment and home textile 01, covering its top to ensure that the garment and home textile 01 is placed into the packaging bag 02 in a neat state. Furthermore, due to its large contact area with the garment and home textile 01, the pressing plate 4022 can better ensure the flatness of the garment and home textile 01.

[0047] Furthermore, the material carrier 401 is provided with a limiting baffle 9 to prevent the garment / home textile 01 from shifting away from the packaging bag 02 when it is fed into the packaging bag 02. The side of the material carrier 401 is provided with a side baffle 10 to prevent the garment / home textile 01 from falling off the material carrier 401. During operation, after the garment / home textile 01 is placed on the material carrier 401, the limiting baffle 9 provides positive obstruction to the garment / home textile 01. When the material carrier 401 moves towards the packaging bag 02, it prevents the garment / home textile 01 from shifting away from the packaging bag 02 due to inertia or friction with the packaging bag 02 and the material carrier 401. The directional deviation of bag 02 prevents garment and home textile 01 from correctly entering the packaging bag 02; and the side baffle 10 provided on the side of the material carrier 401 provides longitudinal protection, preventing garment and home textile 01 from falling off the edge of the material carrier 401 when the material carrier 401 moves the garment and home textile 01; through the cooperation of the above structures, it is ensured that the garment and home textile 01 maintains the correct posture facing the packaging bag 02, reducing the bagging failure rate caused by the deviation of the garment and home textile 01; and the side baffle 10 can be adjusted with screws to adjust its distance from the material carrier 401 to meet the protection needs of garment and home textile 01 of different sizes.

[0048] Furthermore, a platform support roller 11 is provided between the material feeding mechanism 2 and the bag opening mechanism 5, with its top end abutting against the bottom end of the material platform 401. During operation, the top end of the platform support roller 11 contacts the bottom end of the material platform 401. When the material platform 401 is driven to move back and forth by the electric guide rail, the platform support roller 11 provides bottom support to the platform through its own rolling motion. At the same time, it can help the material platform 401 maintain a horizontal state and reduce frictional resistance during movement. The supporting effect of the platform support roller 11 can distribute the load of the material platform 401 and prevent deformation caused by long-term load on the material platform 401. The platform support roller 11 lifts one end of the material platform 401 to ensure its horizontality and improve the bagging accuracy.

[0049] Furthermore, the packaging bag conveying mechanism 3 includes a negative pressure conveyor belt 301, and the bag opening mechanism 5 also includes a suction cup assembly 12. The suction cup assembly 12 includes a negative pressure box 1201 that acts on the bottom end of the packaging bag 02 to suction the bottom end. The negative pressure box 1201 has several holes at its top. It also includes a suction cup 1202 that acts on the top end of the packaging bag 02 to suction the top end and can be raised and lowered to open the bag opening. The suction cup 1202 is driven by a cylinder, and the negative pressure box 1201 is connected to the air box of the negative pressure conveyor belt 301 through an air pipe. During operation, the packaging bag is conveyed... The negative pressure conveyor belt 301 of mechanism 3 generates negative pressure through the air box and vacuum pump, adsorbing the bottom of the packaging bag 02 and making it move smoothly with the conveyor belt to the bag opening mechanism 5. The negative pressure box 1201 of suction cup assembly 12 is connected to the air box of negative pressure conveyor belt 301 through the air pipe and uses the same negative pressure source. The suction hole at the top of the suction cup 1201 adsorbs the bottom of the bag opening of the packaging bag 02. At the same time, the suction cup 1202 is driven by the cylinder to descend and adsorb the top of the bag opening. Then the cylinder drives the suction cup to rise, initially opening the bag opening of the packaging bag 02, which is convenient for the subsequent opening action of the guide support plate 501 to fully open the bag opening for the garment and home textile 01 to be put in.

[0050] Furthermore, the bag opening mechanism 5 includes a rotating rod 502 located on one side of the guide support plate 501, with a fine-tuning block 503 mounted at the bottom end of the rotating rod 502. It also includes a transmission plate 504 slidably mounted via a guide rail slider. A cylinder for driving its movement is provided on one side of the transmission plate 504, and a guide pin 505 is provided on one side of the fine-tuning block 503. A limiting groove 506 is provided on the transmission plate 504 to limit the movement of the guide pin 505. When 504 moves, it drives the fine-tuning block 503 and the rotating rod 502 to rotate, thereby causing the guide support plate 501 to swing. During operation, the transmission plate 504 of the bag opening mechanism 5 is connected to the frame 1 through the guide rail slider. When the cylinder drives the transmission plate 504 to slide along the guide rail, the limiting groove 506 on the transmission plate 504 cooperates with the guide pin 505 of the fine-tuning block 503. The guide pin 505 slides in the groove, forcing the fine-tuning block 503 to rotate around the axis of the rotating rod 502. At the same time, the rotating rod 502 moves with the fine-tuning block 503. The block 503 rotates synchronously, which in turn drives the top guide plate 501 to swing, so that the guide plate 501 supports the opening of the packaging bag 02. The fine-tuning block 503 clamps and fixes the rotating rod 502 with screws. When fine-tuning the initial angle and the maximum swing angle of the guide plate 501 under the same path and stroke of the transmission plate 504, the fixing screw on the fine-tuning block 503 is unscrewed, so that the fine-tuning block 503 and the rotating rod 502 can rotate relative to each other. When the user rotates the angle of the guide plate 501, it will drive the rotating rod 502 to rotate. After the fine-tuning is completed, the screws are tightened to fix the fine-tuning block 503 and the rotating rod 502. The detachable fixing of the fine-tuning block 503 and the rotating rod 502 allows manual fine-tuning of the initial angle and the maximum swing angle of the guide plate 501. It can be adapted to packaging bags 02 with different materials and different opening shapes, so that the bag supporting force and angle are just right. When the motion parameters of the transmission plate 504 remain unchanged, the angle correction can be completed without adjusting the cylinder stroke or the guide rail size.

[0051] Furthermore, the bag opening mechanism 5 also includes an adjustment mechanism 507 for adjusting the distance between the two guide support plates 501. The adjustment mechanism 507 includes a positive and negative threaded rod 5071 and a moving block 5072. One end of the positive and negative threaded rod 5071 is connected to the working end of the servo motor. The rotating rod 502 is rotatably assembled with the moving block 5072 through a bearing and passes through the moving block 5072. When the positive and negative threaded rod 5071 rotates, it drives the two moving blocks 5072 to move relative to each other, thereby adjusting the distance between the two guide support plates 501. During operation, the positive and negative threaded rod 5071 of the adjustment mechanism 507 is in servo... Driven by a motor, the device rotates. Since the two moving blocks 5072 are respectively engaged with the positive and negative threaded sections of the positive and negative threaded rods 5071, the rotation of the positive and negative threaded rods 5071 will drive the moving blocks 5072 to move in opposite directions along the axial direction. The rotating rod 502 is rotatably connected to the moving blocks 5072 through bearings and moves synchronously with the moving blocks, thereby driving the two guide plates 501 to change the spacing, which can adapt to packaging bags 02 with different widths of bag openings. Through the cooperation of the above structure, the bag opening width of packaging bags 02 of different specifications can be matched, and the adjustment does not require manual adjustment without stopping the machine, which improves the changeover efficiency of the equipment and is suitable for small-batch, multi-specification production scenarios.

[0052] In this utility model, the conveyor belt drive device of the material feeding mechanism 2, the drive control system of the electric guide rail, the pneumatic control components of each cylinder, the negative pressure generating equipment (such as a vacuum pump) of the negative pressure conveyor belt 301 and the negative pressure box 1201 are all conventional technologies in the field. Therefore, the specific types and models of the relevant drive components (such as conveyor belt motor, cylinder model, vacuum pump parameters, etc.) and control components (such as guide rail controller, pneumatic solenoid valve, negative pressure regulating valve, etc.) are well known to those skilled in the art and are not the innovation of this utility model. Therefore, they will not be described in detail here.

[0053] In the description of this specification, references to terms such as "an embodiment," "example," "specific example," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples.

[0054] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model.

Claims

1. A packaging bagging machine, comprising a frame (1), a material feeding mechanism (2), a packaging bag conveying mechanism (3), and a pushing mechanism (4) for transferring material from the material feeding mechanism (2) into the packaging bag (02), and further comprising a bag opening mechanism (5), characterized in that: The pushing mechanism (4) includes a material platform (401) that can move toward the packaging bag (02) and a pressing member (402) that can move relative to the material platform (401) and cooperate with the material platform (401) to clamp the material. The pressing member (402) has a first notch (40211, 40221) at its front end. The bag pressing mechanism (6) includes a pressing block (601) that can move up and down. The material carrier (401) has a second notch (4011). When the material carrier (401) transfers the material into the packaging bag (02), the pressing block (601) passes through the first notch (40211, 40221) and presses against the packaging bag (02) and the material inside, and applies pressure to the packaging bag conveying mechanism (3), so that the material carrier (401) can be separated.

2. The packaging bagging machine according to claim 1, characterized in that: The second notch (4011) is provided with a support block (7) that matches its shape and can be raised and lowered. Before the material platform (401) moves towards the packaging bag (02), the support block (7) is separated from the second notch (4011). After the material platform (401) retracts from the packaging bag (02) and returns, the support block (7) is flush with the material platform (401) to maintain the flatness of the material platform (401).

3. A packaging bagging machine according to claim 1, characterized in that: The material feeding mechanism (2) is provided with a push plate (8) at the outlet to push the material onto the material platform (401).

4. A packaging bagging machine according to claim 1, characterized in that: The material carrier (401) is provided with a limiting baffle (9) that acts on the material.

5. A packaging bagging machine according to claim 1, characterized in that: Includes a side baffle (10) provided on the side of the material platform (401) to prevent materials from falling off the material platform (401).

6. A packaging bagging machine according to claim 1 or 5, characterized in that: One end of the material carrier (401) is mounted on the electric guide rail via a slide block, and a carrier roller (11) is provided below the material carrier (401) to abut against its bottom end and make its movement stable.

7. A packaging bagging machine according to claim 1, characterized in that: The bag opening mechanism (5) can open and support the packaging bag (02). It includes a suction cup assembly (12) that acts on the top and bottom of the packaging bag (02) to open, and two guide plates (501) that can rotate relative to each other to support the opening of the packaging bag (02).

8. A packaging bagging machine according to claim 1 or 7, characterized in that: The bag opening mechanism (5) also includes an adjustment mechanism (507) for adjusting the distance between the two guide support plates (501) to accommodate packaging bags (02) with different bag opening widths.

9. A packaging bagging machine according to claim 1, characterized in that: The pressure member (402) is configured to have at least two pressure bars (4021) acting on the top of the material, and a first notch (40211) is formed in the region between the two pressure bars (4021).

10. A packaging bagging machine according to claim 1, characterized in that: The pressing element (402) is configured as a pressing plate (4022) acting on the top of the material, and the front end of the pressing plate (4022) is provided with a first notch (40221).