Quantitative bagging machine

By introducing a motor-driven stirring rod and a dispersing rod, a hydraulically controlled discharge mechanism, and an adjustable cylinder clamping structure into the bagging machine, the problems of uneven mixing, clogging, and poor bag adaptability in traditional bagging machines have been solved, achieving precise quantitative filling and efficient bagging.

CN224241319UActive Publication Date: 2026-05-15INNER MONGOLIA TIANBAOFENG FERTILIZER CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
INNER MONGOLIA TIANBAOFENG FERTILIZER CO LTD
Filing Date
2025-05-26
Publication Date
2026-05-15

AI Technical Summary

Technical Problem

Traditional bagging machines are prone to uneven mixing and clumping during material mixing, making it difficult to accurately control the material discharge. They also have poor adaptability to bags of different sizes, resulting in inaccurate bag weight and low production efficiency.

Method used

The system uses a motor-driven stirring rod and a dispersing rod for thorough mixing, combined with an anti-clogging scraper to prevent clumping. The discharge rate is controlled by a hydraulic lifting cylinder, and an adjusting cylinder and a cylinder-driven clamping plate are used to adapt to bags of different sizes. A flow sensor is used to achieve precise quantitative bagging.

Benefits of technology

It achieves uniform mixing of materials, prevents clogging, ensures bagging accuracy and efficiency, adapts to different bag sizes, reduces material spillage, and improves production consistency and environmental safety.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of quantitative bagging machines, and discloses a quantitative bagging machine which comprises a supporting bottom batten, a supporting placing plate is fixedly installed on the top of the supporting bottom batten, a conveying mechanism is arranged on one side of the supporting placing plate, and a protective frame is arranged above the conveying mechanism. The motor is arranged to drive the stirring rod and the scattering rod, materials can be fully scattered in the stirring process, the uniformity of the materials is ensured, the anti-blocking scraping and pushing plate is matched, the materials are effectively prevented from caking or blocking the inner wall of the stirring storage barrel, the continuity and stability of stirring work are ensured, meanwhile, the discharging pipe barrel is communicated with the bottom of the stirring storage barrel, and the stirring efficiency is improved. The size of a gap between the quantity control sealing ring and the discharging opening can be accurately adjusted by controlling lifting of the hydraulic lifting cylinder, so that accurate control over the discharging quantity of materials is achieved, the quantity control triangular cone and the flow sensor are matched, the flow of the materials can be monitored in real time, and the effect of improving the quantitative bagging precision is achieved.
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Description

Technical Field

[0001] This utility model relates to the field of quantitative bagging machine technology, specifically a quantitative bagging machine. Background Technology

[0002] Fertilizer is a substance that provides essential nutrients to plants or improves the physical and chemical properties of soil. It serves as the "food" for crops and plays a vital role in agricultural production. In the agricultural production and fertilizer processing industry, the bagging process is a key step in the production flow, and its efficiency and accuracy directly affect the product's market competitiveness and the company's economic benefits. Traditional bagging methods, such as manual operation or semi-automated machinery, are problematic. Manual bagging is not only labor-intensive and inefficient, but also susceptible to human factors, leading to uneven bag weights and seriously affecting product quality and packaging consistency.

[0003] Traditional equipment typically employs simple mixing methods and has a single-structure mixing paddle, making it difficult to achieve a fully uniform state of the material during mixing. For example, in mixing powdery or granular materials, problems such as clumping and uneven distribution of different components can easily occur. This not only affects the quality of subsequent products but can also lead to waste during production. Furthermore, materials are prone to clumping and clogging the inner wall of the storage tank. Once clogging occurs, the machine needs to be stopped for cleaning, significantly reducing production efficiency and increasing production costs. Simultaneously, traditional equipment largely relies on manual experience or simple mechanical structures to control bag weight, making it difficult to achieve precise quantitative bagging. In actual production, bag weight fluctuates significantly, which not only affects the consistency of product specifications but may also lead to an increase in products that do not meet quality standards. In addition, traditional equipment has poor adaptability to different bag sizes during bag clamping and filling. When bag size changes, complex manual adjustments and operations are required, which not only increases the labor intensity of workers but also reduces production efficiency. Moreover, during the bag clamping process, the clamping force is difficult to control precisely, which can easily lead to bag damage, material leakage, and affect the production environment and product quality. Therefore, it is necessary to design a quantitative bagging machine. Utility Model Content

[0004] The purpose of this utility model is to provide a quantitative bagging machine that solves the problems of uneven mixing and material clumping and blockage on the inner wall of the storage cylinder during the material mixing process in traditional equipment, as well as the difficulty in accurately controlling the discharge of material, resulting in inaccurate bagging weight and difficulty in quickly adjusting to accommodate bags of different sizes when clamping. The machine achieves the goals of effective and uniform mixing, anti-blocking, and accurate quantitative bagging.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a quantitative bagging machine, comprising a supporting bottom plate, a supporting placement plate fixedly installed on the top of the supporting bottom plate, a conveying mechanism provided on one side of the supporting placement plate, a protective frame provided above the conveying mechanism, limit wheels evenly and uniformly fixedly installed on the inner wall of the protective frame, two sets of mounting frames fixedly installed on the top of the supporting placement plate, a control box fixedly installed on the outer wall of the mounting frame, a connecting frame one fixedly installed on the top of the mounting frame, and a connecting frame two fixedly installed on the top of the connecting frame one; a mixing quantitative clamping assembly, the mixing quantitative clamping assembly being disposed above the supporting placement plate; the mixing quantitative clamping assembly comprising: a mixing quantitative part, the mixing quantitative part being disposed above the connecting frame one and the connecting frame two; and a bag-clamping part, the bag-clamping part being disposed above the supporting placement plate and below the mixing quantitative part.

[0006] Preferably, the mixing and metering part includes: a feeding hopper, which is fixedly installed between the inner walls of the connecting frame two; a feeding port is opened at the bottom of the feeding hopper, a mixing and storage cylinder is fixedly installed at the bottom of the feeding hopper, and the mixing and storage cylinder is fixedly installed between the inner walls of the connecting frame one; a discharge port is opened at the bottom of the mixing and storage cylinder; and a motor is installed on the inner side wall of the feeding hopper through the connecting frame.

[0007] Preferably, the output end of the motor is provided with a stirring rod via a coupling, and the stirring rod extends into the interior of the stirring storage cylinder. A mounting block is fixedly installed at the bottom of the stirring rod, and a dispersing rod is fixedly installed at equal intervals around the outer circumference of the mounting block. An anti-blocking scraping plate is fixedly installed at the bottom of the mounting block, and the anti-blocking scraping plate is adapted to the inner wall of the stirring storage cylinder.

[0008] Preferably, a connecting plate is provided below the mixing and storage cylinder, and the connecting plate is fixedly installed on the inner side wall of the connecting frame. A through hole is provided at the top of the connecting plate, and a discharge pipe is fixedly installed on the inner wall of the through hole. The discharge pipe is connected to the bottom of the mixing and storage cylinder, and a sealing ring is fixedly installed on the outer wall of the discharge pipe.

[0009] Preferably, the inner sidewall of the discharge pipe is equidistantly fitted with supporting steel columns, and the other end of the supporting steel columns is fitted with an installation ring. The inner wall of the installation ring is fitted with a hydraulic lifting cylinder. The connecting end of the hydraulic lifting cylinder is fitted with a flow control sealing ring through the supporting columns. The flow control sealing ring is compatible with the discharge port. The top of the flow control sealing ring is fitted with a flow control triangular cone, and the outer wall of the flow control triangular cone is fitted with a flow sensor. The bottom of the discharge pipe is provided with a discharge port.

[0010] Preferably, the clamping and bagging part includes: a concave support plate, which is fixedly installed on the inner side wall of the support placement plate, and there are two sets of them arranged symmetrically; an adjusting cylinder is fixedly installed on the top of the concave support plate, and the connecting end of the adjusting cylinder is fixedly connected to an adjusting anti-slip plate through a connecting rod; a guide concave plate is fixedly installed on the top of the concave support plate, and there are two sets of them, located on the top two sides of the concave support plate respectively; a slider is slidably connected inside the guide concave plate, and the top of the slider is fixedly connected to the bottom of the adjusting anti-slip plate.

[0011] Preferably, the outer wall of the adjustable anti-slip plate is fixedly installed with mounting long plates, and two long plates are arranged in a group, for a total of two groups. A small cylinder is fixedly installed on the top of the mounting long plate. The connecting end of the small cylinder is fixedly connected to a U-shaped connecting frame through a connecting thin rod. L-shaped clamping plates are fixedly connected to both ends of the U-shaped connecting frame, and the L-shaped clamping plates extend to the outer wall of the adjustable anti-slip plate, forming a clamping point with the adjustable anti-slip plate.

[0012] Preferably, the top of the adjustable anti-slip plate is provided with connecting grooves at equal intervals, the inner wall of the connecting groove is fixedly connected with a buffer spring, the other end of the buffer spring is fixedly connected with a connecting slider, and the connecting slider is slidably connected to the connecting groove. The top of the connecting slider is fixedly connected to the bottom of the L-shaped clamping plate, and the outer wall of the L-shaped clamping plate is fixedly connected with a spreading plate for spreading the bag after clamping it.

[0013] This utility model provides a quantitative bagging machine. It has the following beneficial effects:

[0014] (1) This utility model is equipped with a motor-driven stirring rod and a dispersing rod, which can fully disperse the material during the stirring process to ensure the uniformity of the material. With the anti-clogging scraper, it can effectively prevent the material from clumping or blocking on the inner wall of the stirring storage cylinder, ensuring the continuity and stability of the stirring work. At the same time, the discharge pipe is connected to the bottom of the stirring storage cylinder. By controlling the lifting of the hydraulic lifting cylinder, the gap between the control sealing ring and the discharge port can be precisely adjusted, thereby achieving precise control of the material discharge. With the control triangular cone and flow sensor, the flow rate of the material can be monitored in real time, thereby improving the accuracy of quantitative bagging.

[0015] (2) This utility model, by setting the extension and retraction of the adjusting cylinder, can adjust the opening and closing of the adjusting anti-slip plate to adapt to bags of different sizes. With the guide concave plate and slider, it can prevent the bag from shaking or shifting during the clamping process. At the same time, by controlling the extension and retraction of the small cylinder, it can drive the L-shaped clamping plate to move towards the middle, clamping the bag at the clamping point formed by the L-shaped clamping plate and the adjusting anti-slip plate, ensuring that the bag will not fall off during the bagging process. With the expansion plate, it can open the bag to better receive the material discharged from the outlet, reduce the spillage of material, and achieve the effect of improving bagging efficiency and accuracy. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0017] Figure 2 This is a cross-sectional view of the structure of a quantitative bagging machine according to this utility model;

[0018] Figure 3 This is an internal view of the mixing and metering section of a quantitative bagging machine according to this utility model;

[0019] Figure 4 This is a top view of the clamping structure of a quantitative bagging machine according to this utility model.

[0020] In the diagram: 1. Support base plate; 2. Support placement plate; 21. Conveying mechanism; 22. Protective frame; 23. Limiting wheel; 3. Mounting frame; 31. Connecting frame one; 32. Connecting frame two; 4. Control box; 5. Mixing quantitative clamping assembly; 51. Mixing quantitative part; 511. Feed hopper; 512. Feed inlet; 513. Mixing storage cylinder; 514. Motor; 515. Mixing rod; 516. Mounting block; 517. Dispersing rod; 518. Anti-clogging scraper plate; 519. Connecting plate; 5110. Discharge pipe; 5111. Sealing ring; 5112. Support. Steel column, 5113 mounting ring, 5114 hydraulic lifting cylinder, 5115 volume control sealing ring, 5116 volume control triangular cone, 5117 discharge port, 52 clamping bagging part, 521 concave support plate, 522 adjusting cylinder, 523 adjusting anti-slip plate, 524 guide concave plate, 525 slider, 526 mounting long plate, 527 small cylinder, 528 U-shaped connecting frame, 529 L-shaped clamping plate, 5210 connecting groove, 5211 buffer spring, 5212 connecting slider, 5213 spreading plate. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the present invention, and should not be construed as limiting the present invention.

[0023] Example 1:

[0024] Based on the existing problems of uneven mixing, material clumping and blockage on the inner wall of the storage cylinder, and difficulty in accurately controlling the discharge volume of materials in traditional equipment during the material mixing process, resulting in inaccurate bag weight and difficulty in quickly adjusting to accommodate bags of different sizes when clamping, the present invention provides a preferred embodiment of a quantitative bagging machine, for example... Figure 1-4 As shown: A quantitative bagging machine includes a supporting bottom plate 1, a supporting placement plate 2 fixedly installed on the top of the supporting bottom plate 1, a conveying mechanism 21 provided on one side of the supporting placement plate 2, a protective frame 22 provided above the conveying mechanism 21, limit wheels 23 evenly fixedly installed on the inner wall of the protective frame 22, two sets of mounting frames 3 fixedly installed on the top of the supporting placement plate 2, a control box 4 fixedly installed on the outer wall of the mounting frame 3, a connecting frame 1 31 fixedly installed on the top of the mounting frame 3, and a connecting frame 2 32 fixedly installed on the top of the connecting frame 1 31; a mixing quantitative clamping assembly 5, which is located above the supporting placement plate 2; the mixing quantitative clamping assembly 5 includes: a mixing quantitative part 51, which is located above the connecting frame 1 31 and the connecting frame 2 32; and a bag clamping part 52, which is located above the supporting placement plate 2 and below the mixing quantitative part 51.

[0025] The mixing and metering unit 51 includes: a feeding hopper 511, which is fixedly installed between the inner walls of the connecting frame 32; a feeding port 512 is opened at the bottom of the feeding hopper 511, a mixing storage cylinder 513 is fixedly installed at the bottom of the feeding hopper 511, and the mixing storage cylinder 513 is fixedly installed between the inner walls of the connecting frame 31, a discharge port is opened at the bottom of the mixing storage cylinder 513, and a motor 514 is installed on the inner side wall of the feeding hopper 511 through the connecting frame.

[0026] A stirring rod 515 is provided at the output end of the motor 514 via a coupling, and the stirring rod 515 extends into the interior of the stirring storage tank 513. An installation block 516 is fixedly installed at the bottom of the stirring rod 515. Dispersing rods 517 are fixedly installed at equal intervals around the outer circumference of the installation block 516. An anti-blocking scraping plate 518 is fixedly installed at the bottom of the installation block 516, and the anti-blocking scraping plate 518 is adapted to the inner wall of the stirring storage tank 513.

[0027] A connecting plate 519 is provided below the mixing and storage cylinder 513, and the connecting plate 519 is fixedly installed on the inner side wall of the connecting frame 31. A through hole is provided on the top of the connecting plate 519, and a discharge pipe 5110 is fixedly installed on the inner wall of the through hole. The discharge pipe 5110 is connected to the bottom of the mixing and storage cylinder 513, and a sealing ring 5111 is fixedly installed on the outer wall of the discharge pipe 5110.

[0028] The inner wall of the discharge pipe 5110 is circumferentially fixed with supporting steel columns 5112. The other end of the supporting steel column 5112 is fixed with an installation ring 5113. The inner wall of the installation ring 5113 is fixed with a hydraulic lifting cylinder 5114. The connecting end of the hydraulic lifting cylinder 5114 is fixed with a control sealing ring 5115 through the supporting column. The control sealing ring 5115 is compatible with the discharge port. The top of the control sealing ring 5115 is fixed with a control triangular cone 5116. The outer wall of the control triangular cone 5116 is fixed with a flow sensor. The bottom of the discharge pipe 5110 is provided with a discharge port 5117.

[0029] Furthermore, this embodiment incorporates a motor 514 driving a stirring rod 515 and a dispersing rod 517, which effectively disperses the material during the mixing process, ensuring material uniformity. Combined with an anti-clogging scraper plate 518, it effectively prevents material from clumping or clogging on the inner wall of the mixing storage cylinder 513, ensuring the continuity and stability of the mixing operation. Simultaneously, the discharge pipe 5110 is connected to the bottom of the mixing storage cylinder 513. By controlling the lifting and lowering of the hydraulic lifting cylinder 5114, the gap between the control sealing ring 5115 and the discharge port can be precisely adjusted, thereby achieving precise control of the material discharge volume. Combined with a control cone 5116 and a flow sensor, the material flow rate can be monitored in real time.

[0030] Example 2:

[0031] Please see Figures 1-4Furthermore, based on Embodiment 1, the following is further obtained: the clamping and bagging part 52 includes: a concave support plate 521, which is fixedly installed on the inner side wall of the support placement plate 2, and there are two sets in total, arranged symmetrically; an adjusting cylinder 522 is fixedly installed on the top of the concave support plate 521, and the connecting end of the adjusting cylinder 522 is fixedly connected to an adjusting anti-slip plate 523 through a connecting rod; a guide concave plate 524 is fixedly installed on the top of the concave support plate 521, and there are two sets in total, located on the top two sides of the concave support plate 521 respectively; a slider 525 is slidably connected inside the guide concave plate 524, and the top of the slider 525 is fixedly connected to the bottom of the adjusting anti-slip plate 523.

[0032] An installation long plate 526 is fixedly installed on the outer wall of the adjustable anti-slip plate 523, and there are two sets in total. A small cylinder 527 is fixedly installed on the top of the installation long plate 526. The connecting end of the small cylinder 527 is fixedly connected to a U-shaped connecting frame 528 through a connecting thin rod. L-shaped clamping plates 529 are fixedly connected to both ends of the U-shaped connecting frame 528, and the L-shaped clamping plates 529 extend to the outer wall of the adjustable anti-slip plate 523. The L-shaped clamping plates 529 and the adjustable anti-slip plate 523 form a clamping point.

[0033] The top of the adjustable anti-slip plate 523 is provided with connecting grooves 5210 evenly spaced. A buffer spring 5211 is fixedly connected to the inner wall of the connecting groove 5210. The other end of the buffer spring 5211 is fixedly connected to a connecting slider 5212, and the connecting slider 5212 is slidably connected to the connecting groove 5210. The top of the connecting slider 5212 is fixedly connected to the bottom of the L-shaped clamping plate 529. An opening plate 5213 is fixedly connected to the outer wall of the L-shaped clamping plate 529 for opening the bag after clamping it.

[0034] Furthermore, this embodiment incorporates an adjustable cylinder 522 to extend and retract, which adjusts the opening and closing of the anti-slip abutment 523 to accommodate bags of different sizes. Combined with the guide concave plate 524 and the slider 525, this prevents the bag from wobbling or shifting during clamping. Simultaneously, by controlling the extension and retraction of the small cylinder 527, the L-shaped clamping plate 529 can be moved towards the center, clamping the bag at the clamping point formed by the L-shaped clamping plate 529 and the adjustable anti-slip abutment 523, ensuring the bag will not fall off during filling. Furthermore, the expanding plate 5213 can expand the bag to better receive material discharged from the outlet 5117, reducing material spillage.

[0035] In use, this quantitative bagging machine mainly consists of a supporting base plate 1 and several key components above it. The supporting base plate 1 serves as the foundation of the entire device, with a supporting placement plate 2 fixedly installed on its top. A conveying mechanism 21 is provided on one side of the supporting placement plate 2 to orderly convey the material to be bagged to the designated position. A protective frame 22 is provided above the conveying mechanism 21, and limit wheels 23 are evenly and uniformly fixedly installed on the inner wall of the protective frame 22. These limit wheels 23 can ensure the stability and accuracy of the material during the conveying process and prevent the material from shifting or scattering. Two sets of mounting frames 3 are fixedly installed on the top of the supporting placement plate 2, and a control box 4 is fixedly installed on the outer wall of the mounting frame 3 for centralized control and operation of the entire bagging machine. Connecting frame one 31 and connecting frame two 32 are fixedly installed on the top of the mounting frame 3 in sequence, providing a stable installation foundation for the subsequent mixing and quantitative clamping assembly 5.

[0036] First, the material enters the device through the feed hopper 511, which is fixedly installed between the inner walls of the connecting frame 2 32. The feed hopper 511 has a feed port 512 at its bottom, through which the material enters the mixing and storage cylinder 513. The mixing and storage cylinder 513 is fixedly installed between the inner walls of the connecting frame 1 31, and has a discharge port at its bottom.

[0037] A motor 514 is mounted on the inner wall of the feed hopper 511 via a connecting frame. A stirring rod 515 is mounted on the output end of the motor 514 via a coupling, extending into the interior of the mixing storage cylinder 513. A mounting block 516 is fixedly mounted on the bottom of the stirring rod 515, and dispersing rods 517 are equidistantly mounted on the outer circumference of the mounting block 516. These dispersing rods 517 effectively disperse the material during mixing, ensuring its uniformity. Simultaneously, an anti-clogging scraper plate 518 is fixedly mounted on the bottom of the mounting block 516. The anti-clogging scraper plate 518 fits into the inner wall of the mixing storage cylinder 513, effectively preventing material from clumping or clogging on the inner wall of the mixing storage cylinder 513.

[0038] Furthermore, after the material is fully mixed in the mixing and storage tank 513, it needs to be discharged through the discharge pipe 5110. The discharge pipe 5110 is located below the mixing and storage tank 513, and its inner side wall is equidistantly fixed with supporting steel columns 5112. The other end of the supporting steel column 5112 is fixedly installed with an installation ring 5113, and the inner wall of the installation ring 5113 is fixedly installed with a hydraulic lifting cylinder 5114. The connecting end of the hydraulic lifting cylinder 5114 is fixedly installed with a control sealing ring 5115 through the supporting column. The control sealing ring 5115 is adapted to the discharge port. By controlling the lifting and lowering of the hydraulic lifting cylinder 5114, the gap between the control sealing ring 5115 and the discharge port can be precisely adjusted, thereby achieving precise control of the material discharge volume.

[0039] Furthermore, a control triangle cone 5116 is fixedly installed on the top of the control sealing ring 5115, and a flow sensor (typically using a specific sensing element, such as an electromagnetic one) is fixedly installed on the outer wall of the control triangle cone 5116. The flow sensor can monitor the material flow rate in real time and feed the signal back to the control system so as to adjust the lifting height of the hydraulic lifting cylinder 5114 in a timely manner to ensure the accuracy of the material discharge. Finally, the material is discharged through the discharge port 5117 at the bottom of the discharge pipe 5110 and enters the subsequent clamping and bagging section 52.

[0040] Furthermore, two sets of concave support plates 521 are fixedly installed on the inner sidewall of the support placement plate 2, arranged symmetrically. An adjusting cylinder 522 is fixedly installed on the top of the concave support plate 521, and the connecting end of the adjusting cylinder 522 is fixedly connected to an adjusting anti-slip plate 523 via a connecting rod. By adjusting the extension and retraction of the adjusting cylinder 522, the width of the adjusting anti-slip plate 523 can be adjusted to accommodate bags of different sizes.

[0041] A guide concave plate 524 is fixedly installed on the top of the concave support plate 521. A slider 525 is slidably connected inside the guide concave plate 524, and the top of the slider 525 is fixedly connected to the bottom of the adjusting anti-slip plate 523. The arrangement of the guide concave plate 524 and the slider 525 ensures the stability and accuracy of the adjusting anti-slip plate 523 during the lifting process. An mounting long plate 526 is fixedly installed on the outer wall of the adjusting anti-slip plate 523, and a small cylinder 527 is fixedly installed on the top of the mounting long plate 526. The connecting end of the small cylinder 527 is fixedly connected to a U-shaped connecting frame 528 through a connecting rod, and L-shaped clamping plates 529 are fixedly connected to both ends of the U-shaped connecting frame 528. When the bag is placed on the adjusting anti-slip plate 523, by controlling the extension and retraction of the small cylinder 527, the L-shaped clamping plate 529 can be moved towards the center, thereby clamping the bag at the clamping point formed by the L-shaped clamping plate 529 and the adjusting anti-slip plate 523.

[0042] To further ensure the stability of the bag during clamping, the top of the adjustable anti-slip plate 523 is provided with evenly spaced connecting grooves 5210. A buffer spring 5211 is fixedly connected to the inner wall of the connecting groove 5210, and a connecting slider 5212 is fixedly connected to the other end of the buffer spring 5211. The connecting slider 5212 is slidably connected to the connecting groove 5210. The top of the connecting slider 5212 is fixedly connected to the bottom of the L-shaped clamping plate 529. When the L-shaped clamping plate 529 clamps the bag, the buffer spring 5211 provides cushioning to prevent excessive clamping force from damaging the bag.

[0043] In addition, an expansion plate 5213 is fixedly connected to the outer wall of the L-shaped clamping plate 529. After the bag is clamped, the expansion plate 5213 can open the bag to better receive the material discharged from the outlet 5117.

[0044] Finally, it should be noted that the above description is merely a preferred embodiment of this utility model and is not intended to limit the utility model. Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. A quantitative bagging machine, comprising a supporting bottom plate (1), characterized in that: A support placement plate (2) is fixedly installed on the top of the support base plate (1). A conveying mechanism (21) is provided on one side of the support placement plate (2). A protective frame (22) is provided above the conveying mechanism (21). Limiting wheels (23) are fixedly installed at equal intervals on the inner wall of the protective frame (22). An installation frame (3) is fixedly installed on the top of the support placement plate (2), and there are two sets in total. A control box (4) is fixedly installed on the outer wall of the installation frame (3). A connecting frame one (31) is fixedly installed on the top of the installation frame (3). A connecting frame two (32) is fixedly installed on the top of the connecting frame one (31). A mixing metering clamping assembly (5) is disposed above the support placement plate (2); The stirring and metering clamping assembly (5) includes: A mixing metering part (51) is provided above the connecting frame one (31) and the connecting frame two (32); The bag-holding part (52) is located above the support plate (2) and below the mixing and metering part (51).

2. The quantitative bagging machine according to claim 1, characterized in that: The stirring metering section (51) includes: Feed hopper (511), which is fixedly installed between the inner walls of the connecting frame two (32); The bottom of the feeding hopper (511) is provided with a feeding port (512), and a stirring storage cylinder (513) is fixedly installed at the bottom of the feeding hopper (511). The stirring storage cylinder (513) is fixedly installed between the inner walls of the connecting frame (31). The bottom of the stirring storage cylinder (513) is provided with a discharge port. A motor (514) is installed on the inner side wall of the feeding hopper (511) through the connecting frame.

3. A quantitative bagging machine according to claim 2, characterized in that: The output end of the motor (514) is provided with a stirring rod (515) via a coupling, and the stirring rod (515) extends into the interior of the stirring storage cylinder (513). A mounting block (516) is fixedly installed at the bottom of the stirring rod (515). Dispersing rods (517) are fixedly installed at equal intervals around the outer circumference of the mounting block (516). An anti-blocking scraper plate (518) is fixedly installed at the bottom of the mounting block (516), and the anti-blocking scraper plate (518) is adapted to the inner wall of the stirring storage cylinder (513).

4. A quantitative bagging machine according to claim 3, characterized in that: A connecting plate (519) is provided below the stirring storage cylinder (513), and the connecting plate (519) is fixedly installed on the inner side wall of the connecting frame (31). A through hole is provided on the top of the connecting plate (519), and a discharge pipe (5110) is fixedly installed on the inner wall of the through hole. The discharge pipe (5110) is connected to the bottom of the stirring storage cylinder (513), and a sealing ring (5111) is fixedly installed on the outer wall of the discharge pipe (5110).

5. A quantitative bagging machine according to claim 4, characterized in that: The inner wall of the discharge pipe (5110) is circumferentially fixed with supporting steel columns (5112), and the other end of the supporting steel column (5112) is fixed with an installation ring (5113). The inner wall of the installation ring (5113) is fixed with a hydraulic lifting cylinder (5114). The connecting end of the hydraulic lifting cylinder (5114) is fixed with a volume control sealing ring (5115) through the supporting column. The volume control sealing ring (5115) is compatible with the discharge port. The top of the volume control sealing ring (5115) is fixed with a volume control triangular cone (5116), and the outer wall of the volume control triangular cone (5116) is fixed with a flow sensor. The bottom of the discharge pipe (5110) is provided with a discharge port (5117).

6. A quantitative bagging machine according to claim 1, characterized in that: The bag-holding portion (52) includes: A concave support plate (521) is fixedly installed on the inner side wall of the support placement plate (2), and there are two sets of them arranged symmetrically. An adjusting cylinder (522) is fixedly installed on the top of the concave support plate (521). The connecting end of the adjusting cylinder (522) is fixedly connected to an adjusting anti-slip plate (523) via a connecting rod. A guide concave plate (524) is fixedly installed on the top of the concave support plate (521), and there are two sets in total, located on the top two sides of the concave support plate (521). A slider (525) is slidably connected inside the guide concave plate (524), and the top of the slider (525) is fixedly connected to the bottom of the adjusting anti-slip plate (523).

7. A quantitative bagging machine according to claim 6, characterized in that: The outer wall of the adjustable anti-slip plate (523) is fixedly installed with mounting long plates (526), ​​and two of them are in a group, with a total of two groups. A small cylinder (527) is fixedly installed on the top of the mounting long plate (526). The connecting end of the small cylinder (527) is fixedly connected to a U-shaped connecting frame (528) through a connecting thin rod. Both ends of the U-shaped connecting frame (528) are fixedly connected to L-shaped clamping plates (529), and the L-shaped clamping plates (529) extend to the outer wall of the adjustable anti-slip plate (523). The L-shaped clamping plates (529) and the adjustable anti-slip plate (523) form a clamping point.

8. A quantitative bagging machine according to claim 7, characterized in that: The top of the adjustable anti-slip plate (523) is provided with connecting grooves (5210) at equal intervals. A buffer spring (5211) is fixedly connected to the inner wall of the connecting groove (5210). The other end of the buffer spring (5211) is fixedly connected to a connecting slider (5212), and the connecting slider (5212) is slidably connected to the connecting groove (5210). The top of the connecting slider (5212) is fixedly connected to the bottom of the L-shaped clamping plate (529). The outer wall of the L-shaped clamping plate (529) is fixedly connected to a spreading plate (5213) for spreading the bag after clamping it.