Bagging mechanism and bagging machine

By designing a bag-feeding mechanism and employing a turntable, bag-opening component, positioning component, and bag-filling component, the problems of difficult bag opening, inaccurate positioning, and wrinkles were solved, achieving efficient and reliable automated packaging and improving bag-filling success rate and production efficiency.

CN223574821UActive Publication Date: 2025-11-21HESHAN JIASHIWEI FOOD CO LTD
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Patent Information

Application Number
CN202423270758.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-30
Publication Date
2025-11-21
Estimated Expiration
2034-12-30

AI Technical Summary

Technical Problem

Existing automated packaging equipment suffers from problems such as difficulty in opening the packaging bag during bag feeding, inaccurate positioning, and the tendency for wrinkles or incomplete unfolding during the bagging process, resulting in low bagging success rate, slow speed, and inconsistent quality.

Method used

A bag-feeding mechanism was designed, including a turntable, a bag-opening component, a first positioning component, a second positioning component, and a bag-filling component. Through precise transfer, reliable bag opening, multi-directional fixing, and efficient bag filling, the mechanism ensures the positional accuracy and flatness of the packaging bag during the bag-filling process, and employs technologies such as vacuum adsorption and cylinder drive.

Benefits of technology

It significantly improved the success rate and speed of bagging operations, reduced labor costs, ensured consistent packaging quality and production efficiency, and reduced the failure rate.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

The utility model discloses bagging material feeding mechanism and bagging machine, wherein bagging material feeding mechanism, include: bed is provided with the carousel for receiving packaging bag and the equal angle transfer packaging bag in proper order, open bag subassembly, install in carousel and be used for the opening of packaging bag to open, first positioning subassembly, install in carousel and the outer periphery positioning of packaging bag, second positioning subassembly, including install in the adsorption plate of carousel and install in the pressure rod of bed, and the adsorption plate is located in first positioning subassembly and is used for vacuum adsorption fixed packaging bag's bottom wall, and the pressure rod is located above carousel and can move downward to the upper wall of packaging bag to flatten, connect in bed and be located in the bagging subassembly of carousel outside, including conveying line and push material subassembly, and conveying line is used for conveying the package bag, and push material subassembly is used for pushing the package bag to the packaging bag. Through accurate packaging bag transfer, reliable open bag mechanism, multidirectional packaging bag fixing and efficient bagging system, the success rate of bagging operation is improved significantly.
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Description

TECHNICAL FIELD

[0001] The utility model relates to packing machinery technical field, especially the bagging material feeding mechanism and the bagging machine with bagging material feeding mechanism. BACKGROUND

[0002] In modern industrial production and logistics transportation, packaging is an important link of product protection and brand display. The traditional packaging method usually relies on manual operation, which is low in efficiency and high in cost. With the development of automation technology, automated packaging equipment gradually replaces manual labor, not only improves production efficiency, but also ensures the consistency of packaging quality. However, the existing automated packaging equipment still has some problems in processing bagging material feeding, such as: the opening of the packaging bag is not easy to open, which leads to low bagging success rate; the positioning of the packaging bag is not accurate, which affects the subsequent process; and the bagging process is prone to wrinkles or incomplete unfolding, etc. These problems limit the packaging speed and quality. Therefore, designing an efficient and reliable bagging material feeding mechanism becomes an urgent problem to be solved. SUMMARY

[0003] The utility model aims at at least solving one of the technical problems existing in prior art. For this purpose, the utility model provides a bagging material feeding mechanism, which significantly improves the success rate and speed of bagging operation through accurate packaging bag transfer and positioning, reliable bag opening mechanism, multi-directional packaging bag fixing and efficient bagging system, realizes efficient and high-quality automation packaging, greatly reduces labor cost and improves production efficiency.

[0004] The utility model also provides a bagging machine with the above bagging material feeding mechanism.

[0005] According to the bagging material feeding mechanism, the bagging material feeding mechanism comprises:

[0006] A machine base is provided with a rotating disc and a driving motor for driving the rotating disc to rotate at equal angles, the rotating disc is used for receiving packaging bags and transferring the packaging bags at equal angles in sequence;

[0007] A bag opening assembly is installed on the rotating disc and used for opening the opening of the packaging bag;

[0008] A first positioning assembly is installed on the rotating disc and used for positioning the outer periphery of the packaging bag;

[0009] A second positioning assembly comprises a suction plate installed on the rotating disc and a pressing rod installed on the machine base, the suction plate is located in the first positioning assembly and used for vacuum adsorbing and fixing the bottom wall of the packaging bag, and the pressing rod is located above the rotating disc and can move downward to flatten the upper wall of the packaging bag;

[0010] A bagging assembly is connected to the base and located outside the turntable. The bagging assembly includes a conveyor line and a pusher assembly. The conveyor line is used to convey the packaged package, and the pusher assembly is used to push the packaged package into the packaging bag.

[0011] The bag-feeding mechanism described in this utility model has at least the following beneficial effects: First, the combination of a turntable on the machine base and a drive motor allows the packaging bags to be precisely transferred at equal angles, ensuring that each packaging bag can stably reach the designated position, providing a solid foundation for subsequent operations. This design not only improves the accuracy of packaging bag positioning but also enhances the operational stability of the entire system. Next, the introduction of the bag-opening component solves the problem of the packaging bag opening being difficult to open in traditional technologies, thereby greatly increasing the success rate of bagging and reducing operational failures caused by poor bag closure. Furthermore, the first positioning component positions the outer periphery of the packaging bag, further ensuring the accuracy of the bag's position during the bagging process and avoiding problems such as packaging failure or item jamming due to positional deviation. Finally, to achieve effective fixation of the packaging bag's interior, the second positioning component employs an adsorption plate and a pressure bar design. The adsorption plate, located within the first positioning assembly, uses vacuum adsorption to fix the bottom wall of the packaging bag. The pressure bar, positioned above the turntable, moves downwards when needed to flatten the top wall of the packaging bag. This combined internal and external fixing method ensures the flatness and stability of the packaging bag during the bagging process, preventing wrinkles or incomplete unfolding inside the bag, thus ensuring the packaged bag can smoothly enter the packaging bag. Finally, the bagging assembly, a key component connected to the machine base and located outside the turntable, uses a conveyor line to continuously transport the packaged bags to the bagging area, while the pushing assembly ensures the packaged bags are accurately pushed into the prepared packaging bags. This achieves efficient transport and precise pushing of the packaged bags, significantly accelerating the bagging speed, improving overall work efficiency, and ensuring consistent packaging quality.

[0012] According to some embodiments of the present invention, the first positioning component includes three bending plates, which respectively abut against three sides of the packaging bag.

[0013] According to some embodiments of the present invention, the bagging and feeding mechanism is provided with a drive cylinder mounted on the base, and the drive cylinder is connected to and drives the pressure rod to move in the vertical direction.

[0014] According to some embodiments of the present invention, the bag-feeding mechanism has an arc-shaped pressure rod that is concentric with the turntable.

[0015] According to some embodiments of the utility model, the bagging feeding mechanism, the bag opening assembly includes a first lifting cylinder and a suction cup, the suction cup is arranged above the rotating disc, the first lifting cylinder is connected and drives the suction cup to move along the vertical direction, and the suction cup can adsorb and fix the upper surface of the packaging bag.

[0016] According to some embodiments of the utility model, the bagging feeding mechanism, the machine base is provided with a drum bag assembly, the drum bag assembly is correspondingly arranged with the material pushing assembly, and the drum bag assembly is used for inflating the packaging bag.

[0017] According to some embodiments of the utility model, the bagging feeding mechanism, the drum bag assembly includes a second lifting cylinder and a gas outlet nozzle, the second lifting cylinder is connected and drives the gas outlet nozzle to move along the vertical direction, the gas outlet nozzle is directed to the opening side of the packaging bag and can inflate the packaging bag by blowing air.

[0018] According to some embodiments of the utility model, the bagging feeding mechanism, the material pushing assembly includes a material pushing plate and a material pushing cylinder, and the material pushing cylinder is connected and drives the material pushing plate to reciprocate along the linear direction.

[0019] According to some embodiments of the utility model, the bagging feeding mechanism, the upper side of the material pushing plate is provided with a guide plate, the end of the guide plate extends into the upper side of the rotating disc, and the lower side of the guide plate is rotatably provided with a clamping plate, when the material pushing plate pushes out, the material pushing plate pushes the clamping plate to rotate upwards, and drives the clamping plate and the guide plate to cooperate to clamp the upper wall at the opening of the packaging bag.

[0020] According to the bagging machine, the bagging feeding mechanism is integrated into the bagging machine.

[0021] According to the bagging machine, at least the following beneficial effects are achieved: the bagging machine integrates the above-mentioned bagging feeding mechanism, ensures that the packaging bag is smoothly loaded into the packaging bag, guarantees the success rate of bagging feeding, and further reduces the failure rate of the whole line operation.

[0022] Additional aspects and advantages of the utility model will be partially given in the following description, some will become obvious from the following description, or be understood through the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0023] The above and / or additional aspects and advantages of the utility model will become apparent and more readily appreciated from the following description of the embodiments, with reference to the following drawings, wherein:

[0024] Figure 1 It is a first structure schematic view of the bagging feeding mechanism of the utility model embodiment;

[0025] Figure 2The second structure schematic view of the bag sleeving and feeding mechanism of the embodiment of the utility model;

[0026] Figure 3 The structure schematic view of the bagging assembly and the drum bag assembly of the bag sleeving and feeding mechanism of the embodiment of the utility model.

[0027] Explanation of reference numerals:

[0028] Machine base 100; driving cylinder 110; pressing rod 111;

[0029] Rotating disc 200; bag opening assembly 210; first lifting cylinder 211; suction disc 212; first positioning assembly 220; bending plate 221; adsorption plate 230;

[0030] Bagging assembly 300; conveying line 310; pushing assembly 320; pushing cylinder 321; pushing plate 322; guide plate 330; clamping plate 331;

[0031] Drum bag assembly 400; second lifting cylinder 410; air outlet 420. DETAILED DESCRIPTION

[0032] The embodiments of the utility model are described in detail below, examples of the embodiments are shown in the drawings, wherein the same or similar numerals represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary, only for explaining the utility model, and cannot be understood as limiting the utility model.

[0033] In the description of the utility model, it is understood that the orientation description, such as up, down, front, back, left, right and the like, is based on the orientation or positional relationship shown in the drawings, only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, therefore, it cannot be understood as limiting the utility model.

[0034] In the description of the utility model, the meaning of several is one or more, the meaning of multiple is more than two, greater than, less than, more than and the like are not included in the number, above, below, within and the like are included in the number. If the first, second is described, it is only for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or the sequence of indicated technical features.

[0035] In the description of the utility model, unless otherwise explicitly limited, the words such as setting, installing and connecting should be understood in a broad sense, and the person skilled in the art can reasonably determine the specific meaning of the above words in the utility model according to the specific content of the technical scheme.

[0036] In the description of the utility model, the description of the reference terms "one embodiment", "some embodiments", "illustrative embodiment", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in combination with the embodiment or example are included in at least one embodiment or example of the utility model. In the specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0037] In modern industrial production and logistics transportation, packaging is an important link for product protection and brand display. Traditional packaging methods usually rely on manual operation, which is low in efficiency and high in cost. With the development of automation technology, automated packaging equipment gradually replaces manual labor, not only improving production efficiency, but also ensuring the consistency of packaging quality. However, the existing automated packaging equipment still has some problems when processing bagging feeding, such as: the opening of the packaging bag is not easy to open, resulting in low bagging success rate; the positioning of the packaging bag is not accurate, affecting the subsequent process; and the bagging process is prone to wrinkles or incomplete unfolding, etc. These problems limit the packaging speed and quality. Therefore, designing an efficient and reliable bagging feeding mechanism becomes an urgent problem to be solved.

[0038] Therefore, as Figures 1 to 3The utility model provides a bagging feeding mechanism, including base 100, carousel 200, bag opening assembly 210, first positioning assembly 220, second positioning assembly, bagging assembly 300 and driving motor that drives carousel 200 to rotate at equal angles, wherein carousel 200 is used for receiving packaging bags and transferring packaging bags at equal angles in turn, bag opening assembly 210 is installed on carousel 200 and is used to open the opening of packaging bags, and first positioning assembly 220 is installed on carousel 200 and is used for positioning the outer periphery of packaging bags. Second positioning assembly includes adsorption plate 230 installed on carousel 200 and pressing rod 111 installed on base 100. Specifically, adsorption plate 230 is located in first positioning assembly 220 and is used for vacuum adsorption and fixation of the bottom wall of packaging bags, and pressing rod 111 is located above carousel 200 and can move downward to flatten the upper wall of packaging bags. Further, bagging assembly 300 is connected to base 100 and located outside carousel 200, and bagging assembly 300 includes conveying line 310 and pushing assembly 320. Conveying line 310 is used for conveying encapsulated packages, and pushing assembly 320 is used for pushing encapsulated packages into packaging bags. First, carousel 200 on base 100 is combined with the driving motor, so that packaging bags can be accurately transferred at equal angles, ensuring that each packaging bag can stably reach the designated position, providing a solid foundation for subsequent operations. This design not only improves the accuracy of packaging bag positioning, but also enhances the stability of the entire system; then, the introduction of bag opening assembly 210 solves the problem of difficult opening of the packaging bag opening in traditional technology, thereby greatly increasing the success rate of bagging and reducing operation failures caused by poor bag opening; in addition, the function of first positioning assembly 220 is to position the outer periphery of packaging bags, which further ensures the positional accuracy of packaging bags during bagging, avoiding problems such as encapsulated package filling failure or item jamming due to positional deviation; in order to effectively fix the inside of the packaging bag, second positioning assembly adopts the design of adsorption plate 230 and pressing rod 111. Among them, adsorption plate 230 is located in first positioning assembly 220 and fixes the bottom wall of packaging bags by using vacuum adsorption principle, and pressing rod 111 is located above carousel 200 and can move downward to flatten the upper wall of packaging bags when needed. This inside-out combined fixing method ensures the flatness and stability of the packaging bag during bagging, preventing wrinkles or incomplete unfolding of the packaging bag, thereby ensuring that the encapsulated package can smoothly enter the packaging bag; finally, bagging assembly 300 as a key component connected to base 100 and located outside carousel 200, conveying line 310 is responsible for continuously conveying encapsulated packages to the bagging area, and pushing assembly 320 ensures that encapsulated packages can be accurately pushed into the prepared packaging bag, realizing efficient conveying and accurate pushing of encapsulated packages, significantly speeding up the bagging speed, improving the overall work efficiency, and ensuring the consistency of packaging quality.

[0039] Referring againFigure 1 And Figure 2 In some embodiments of the present application, the first positioning assembly 220 includes three bending plates 221, which are respectively in abutting cooperation with the three sides of the packaging bag. By making the three bending plates 221 respectively abut tightly with the three sides of the packaging bag, not only can effectively prevent the packaging bag from sliding or deviating on the turntable 200, but also can provide additional support force during bagging, ensuring that the packaging bag remains in a stable open state. At the same time, since the bending plate 221 can effectively constrain the side of the packaging bag, it also helps to reduce the wrinkling phenomenon during bagging, improving the quality and aesthetics of the final packaging.

[0040] In some embodiments of the present application, as shown in Figure 2 The base 100 is provided with a driving cylinder 110, which is connected to and drives the pressure rod 111 to move in the vertical direction, significantly improving the reliability and accuracy of the operation of flattening the upper wall of the packaging bag. Among them, the stable power provided by the driving cylinder 110 makes the pressure rod 111 can be smoothly lowered and raised, ensuring that each operation can be accurately and accurately completed. The application of the driving cylinder 110 not only speeds up the operation, but also reduces the possibility of mechanical wear and tear, prolongs the service life of the equipment. In addition, this design simplifies the mechanical structure, reduces the maintenance cost, and is easy to realize automatic control, providing more efficient and reliable protection for the entire bagging process. Further, the pressure rod 111 is arc-shaped and concentric with the turntable 200, which not only optimizes the space utilization, but also improves the effectiveness of the pressure rod 111 in flattening the upper wall of the packaging bag. It is easy to understand that the arc-shaped pressure rod 111 design makes it more evenly distribute pressure when it contacts the packaging bag, avoiding local excessive force that can damage the packaging bag. At the same time, since the pressure rod 111 is concentrically arranged with the turntable 200, it can ensure that the packaging bag can be effectively processed at all angles. Such a design not only improves the flexibility of the operation, but also enhances the overall coordination of the system, ensuring the flatness and stability of the packaging bag during the entire bagging process.

[0041] Referring again to Figure 1 And Figure 2In some embodiments of the utility model, the bag opening assembly 210 includes a first lifting cylinder 211 and a suction cup 212, the suction cup 212 is arranged above the turntable 200, the first lifting cylinder 211 is connected with and drives the suction cup 212 to move along the vertical direction, the suction cup 212 can adsorb the upper surface of the packaging bag, and the vertical movement and vacuum adsorption technology are combined, so that the packaging bag opening is accurately opened. For this, the use of the suction cup 212 can not only firmly grasp the upper part of the packaging bag and ensure that its opening is completely unfolded, but also can help to adjust the position of the packaging bag to a certain extent, so that it better adapts to the subsequent bagging operation. In addition, the suction cup 212 is driven by the cylinder to move up and down, which not only ensures the rapid response of the action, but also will not cause damage to the packaging bag, greatly improves the success rate and efficiency of the bag opening, and also simplifies the structure of the bag opening assembly 210, which is convenient for installation and maintenance.

[0042] In addition, in order to improve the overall bulging quality of the packaging bag, in some embodiments of the utility model, as shown in Figure 3 The base 100 is provided with a bag bulging assembly 400, and the bag bulging assembly 400 is arranged corresponding to the material pushing assembly 320. The bag bulging assembly 400 is used for bulging the packaging bag. It is easy to understand that the bag bulging assembly 400 is used for bulging the packaging bag, so that the packaging bag is in an inflated state before bagging, thereby greatly reducing the situation of wrinkles or incomplete unfolding during bagging. By reasonably arranging the position of the bag bulging assembly 400, it can cooperate with the material pushing assembly 320 to give the packaging bag enough internal support at the most suitable time point, so as to ensure that the packaged bag enters smoothly. This cooperative working mode not only improves the speed and success rate of bagging, but also improves the appearance quality after packaging, reduces the problem of packaging deformation or too high tightness caused by insufficient internal air, and further improves the packaging experience of the product. Specifically, the bag bulging assembly 400 includes a second lifting cylinder 410 and an air outlet 420, the second lifting cylinder 410 is connected with and drives the air outlet 420 to move along the vertical direction, and the air outlet 420 faces the opening side of the packaging bag and can blow air to bulge the packaging bag. It should be noted that the function of the second lifting cylinder 410 is to drive the air outlet 420 to move along the vertical direction, so as to ensure that the air outlet 420 can blow a proper amount of air into the packaging bag at the appropriate position and time point, so as to realize the stable bulging of the packaging bag.

[0043] Referring again to Figure 3In some embodiments of the present utility model, the pushing assembly 320 includes a pushing plate 322 and a pushing cylinder 321, the pushing cylinder 321 is connected with and drives the pushing plate 322 to reciprocate in a linear direction. The linear reciprocating motion of the pushing plate 322 ensures the consistency and repeatability of the pushing action, while the stable power provided by the pushing cylinder 321 ensures that each pushing can be successfully completed. In addition, the design of linear motion also allows fine adjustment of the pushing force and speed to adapt to packaging bags of different specifications and weights, ensuring that each packaging bag can safely and accurately enter the packaging bag, while minimizing the impact on the packaging bag and protecting the product from damage. Further, the upper portion of the pushing plate 322 is provided with a guide plate 330, the end portion of the guide plate 330 extends into the upper portion of the turntable 200, and the lower side of the guide plate 330 is rotatably installed with a clamping plate 331. When the pushing plate 322 is pushed out, the pushing plate 322 pushes the clamping plate 331 to rotate upward, and drives the clamping plate 331 and the guide plate 330 to cooperate to clamp the upper wall of the opening of the packaging bag. This design effectively solves the problem of closing or folding of the opening of the packaging bag during bagging, ensuring that the packaging bag can smoothly enter the packaging bag. The cooperation of the guide plate 330 and the clamping plate 331 not only provides physical support, but also plays a guiding and fixing role, so that the opening of the packaging bag always remains open. More importantly, this mechanism can automatically operate without affecting the normal operation of the pushing plate 322, without the need for additional manual intervention, improving the automation level of the entire bagging process. In addition, the rotating design of the clamping plate 331 allows it to adapt to packaging bag materials of different thicknesses and hardnesses, enhancing the compatibility and application range of the system and ensuring smooth bagging operation.

[0044] The bagging machine according to the embodiments of the present utility model includes the bagging feeding mechanism according to the embodiments of the present utility model. The bagging machine integrates the above-mentioned bagging feeding mechanism, ensures that the packaging bag is smoothly loaded into the packaging bag, guarantees the success rate of bagging feeding, and further reduces the failure rate of the entire line operation.

[0045] Other configurations and operations of the bagging machine according to the embodiments of the present utility model are known to those skilled in the art, and will not be described in detail here.

[0046] The embodiments of the present utility model are described in detail above in combination with the drawings, but the present utility model is not limited to the above-mentioned embodiments, and various changes can be made within the scope of knowledge possessed by those skilled in the art without departing from the purpose of the present utility model.

Claims

1. A bagging and feeding mechanism, characterized in that, include: The machine base is equipped with a turntable and a drive motor that drives the turntable to rotate at equal angles. The turntable is used to receive packaging bags and transfer the packaging bags sequentially at equal angles. A bag opening assembly, mounted on the turntable and used to drive the opening of the packaging bag to open; A first positioning component is installed on the turntable and positions the outer periphery of the packaging bag. The second positioning component includes an adsorption plate mounted on a turntable and a pressure rod mounted on a base. The adsorption plate is located inside the first positioning component and is used for vacuum adsorption to fix the bottom wall of the packaging bag. The pressure rod is located above the turntable and can move downward to flatten the upper wall of the packaging bag. A bagging assembly is connected to the base and located outside the turntable. The bagging assembly includes a conveyor line and a pusher assembly. The conveyor line is used to convey the packaged package, and the pusher assembly is used to push the packaged package into the packaging bag.

2. The bagging and feeding mechanism according to claim 1, characterized in that: The first positioning component includes three bending plates, which respectively abut against three sides of the packaging bag.

3. The bagging and feeding mechanism according to claim 1, characterized in that: The base is equipped with a drive cylinder, which is connected to and drives the pressure rod to move in the vertical direction.

4. The bagging and feeding mechanism according to claim 3, characterized in that: The pressure bar is arc-shaped and concentric with the turntable.

5. The bagging and feeding mechanism according to claim 1, characterized in that: The bag opening assembly includes a first lifting cylinder and a suction cup. The suction cup is positioned above the turntable. The first lifting cylinder is connected to and drives the suction cup to move vertically. The suction cup can adhere to and fix the upper surface of the packaging bag.

6. The bagging and feeding mechanism according to claim 1, characterized in that: The base is equipped with a bag-bulging assembly, which is arranged correspondingly to the material-pushing assembly. The bag-bulging assembly is used to inflate the packaging bag.

7. The bagging and feeding mechanism according to claim 6, characterized in that: The bag-inflating assembly includes a second lifting cylinder and an air outlet. The second lifting cylinder is connected to and drives the air outlet to move in a vertical direction. The air outlet faces the opening side of the packaging bag and can blow air to inflate the packaging bag.

8. The bagging and feeding mechanism according to claim 6, characterized in that: The pushing assembly includes a pushing plate and a pushing cylinder, wherein the pushing cylinder is connected to and drives the pushing plate to reciprocate along a linear direction.

9. The bagging and feeding mechanism according to claim 8, characterized in that: A guide plate is provided above the pusher plate, and the end of the guide plate extends into the top of the turntable. A clamping plate is rotatably installed on the lower side of the guide plate. When the pusher plate is pushed out, the pusher plate pushes the clamping plate to rotate upward and drives the clamping plate and the guide plate to cooperate to clamp the upper wall of the opening of the packaging bag.

10. A bagging machine, characterized in that: Includes the bagging and feeding mechanism as described in any one of claims 1 to 9.