Adsorption clamp bag holding device for powder packaging

Abstract

The utility model relates to the technical field of powder packaging machinery, in particular to an adsorption clamp bag holding device for powder packaging. Comprising oppositely-arranged adsorption plates, a mounting support connected with the adsorption plates, an adsorption assembly used for enabling the adsorption plates to generate negative pressure adsorption force, a first driving assembly driving the adsorption plates to move back and forth in the powder conveying direction and a second driving assembly driving the two oppositely-arranged adsorption plates to move in the face-to-face direction or the back-to-back direction. A side plate is further arranged at the feeding end or / and the discharging end of each adsorption plate; the positions of the side plates on the adsorption plate can be adjusted in the powder conveying direction; and an included angle is formed between the side plate and the adsorption plate. By means of the device, the problem that an existing bag clamping and holding device cannot adapt to bags of different sizes can be effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of powder packaging machinery, in particular to an adsorption and clamping bag device for powder packaging. Background Art

[0002] During the conveying process, the existing powder bags often suffer from bag skewness, bag displacement and the like due to the inertia caused by the start or stop of the conveyor, which eventually leads to sealing failure during automatic sealing.

[0003] In the prior art, a Chinese utility model patent document with publication number CN218507029U and authorization announcement date of February 21, 2023 is proposed to solve the above-mentioned technical problems. The technical solution disclosed in the patent document is as follows: A reciprocating adaptive clamping bag displacement device for a standing packaging bag filled with powder, comprising a three-section conveyor, and also comprising: a guide rail module, which is slidably arranged at the bottom of the conveyor along the conveying track direction of the conveyor; two pairs of adsorption plates, both installed and fixed above the guide rail module, and respectively located on the front and rear sides of the two right sections of the conveyor, the adsorption plate is a hollow structure and a plurality of suction holes are arranged on the side facing the conveyor; an air suction pipe; a bag holding plate, corresponding to the adsorption plate and installed and fixed on the upper side of the adsorption plate.

[0004] The above technical solution may have the following problems during actual use: the bag holding plate is fixedly arranged on the upper side of the adsorption plate and cannot be adjusted according to bags of different sizes, resulting in a poor fit. Summary of the invention

[0005] In order to solve the above technical problems, the utility model proposes an adsorption clamping bag device for powder packaging, which can effectively solve the problem that the existing clamping bag device cannot adapt to bags of different sizes.

[0006] The utility model is realized by adopting the following technical solutions:

[0007] A suction clamping bag device for powder packaging, comprising oppositely arranged suction plates, a mounting support connected to the suction plates, an suction assembly for causing the suction plates to generate negative pressure suction force, a first driving assembly for driving the suction plates to move back and forth along the powder conveying direction, and a second driving assembly for driving two oppositely arranged suction plates to move toward or away from each other; a side plate is also provided at the feeding end and / or the discharging end of each suction plate; the position of the side plate on the suction plate can be adjusted along the powder conveying direction; an angle is formed between the side plate and the suction plate.

[0008] The surface of the side plate facing the powder is arc-shaped.

[0009] The side plate facing away from the powder is also provided with reinforcing ribs or reinforcing blocks.

[0010] Two side plates are arranged on the same adsorption plate, the two side plates are respectively located at the discharge end and the feed end of the adsorption plate, and the distance between the two side plates can be adjusted.

[0011] Along the powder conveying direction, the adsorption plate includes two side plate installation areas and an adsorption area located between the two side plate installation areas; the adsorption area is hollow, and a plurality of adsorption holes are provided on the side facing the powder.

[0012] The adsorption holes are evenly distributed on the adsorption area.

[0013] The adsorption plate is also provided with an adsorption cavity protruding outward and matching the adsorption area on a side away from the powder, and the adsorption cavity is communicated with the adsorption component.

[0014] It also includes a conveyor for conveying powder, the conveyor includes two side panels and a conveyor belt arranged between the two side panels; the second drive assembly is arranged between the upper and lower conveyor belts.

[0015] The second driving assembly includes a driver and a guide member.

[0016] The guide member comprises a linear bearing and a linear guide column. The linear bearing is fixed on a mounting support. Two ends of the linear guide column are respectively inserted into the linear bearings on two mounting supports arranged opposite to each other.

[0017] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0018] 1. In the utility model, the side plate is arranged at the feed end and / or the discharge end of the adsorption plate, an angle is formed between the side plate and the adsorption plate, and the position of the side plate on the adsorption plate can be adjusted so that it can be adjusted according to the specific size of the bag containing the powder, so that the adsorption bag clamping device of the present application can adapt to bags of various specifications and sizes, the clamping is more fitted, and it is not easy to tilt during the displacement process.

[0019] Furthermore, the structural design of the side panels in the present application enables better positioning of the bag, thereby improving the adsorption effect of the adsorption component and facilitating an increase in the success rate of subsequent bag opening arrangement and sealing.

[0020] 2. The surface of the side plate facing the powder is arc-shaped, so that when clamping, the side plate and the bag containing the powder can fit better, and the clamping effect is better.

[0021] 3. The side plate facing away from the powder is also provided with reinforcing ribs or reinforcing blocks to improve the structural stability of the side plate and ensure the stability of the bag clamping process.

[0022] 4. Two side panels are arranged on the same adsorption plate, so that the two adsorption plates arranged opposite to each other and the four side panels on the adsorption plate cooperate with each other to better complete the work of clamping the bag.

[0023] 5. The adsorption plate is divided into two side plate installation areas and an adsorption area between the two side plate installation areas, so that the adsorption area is located in the middle area of ​​the adsorption plate, the adsorption is more concentrated, and the adsorption effect is good.

[0024] 6. The adsorption holes are evenly distributed in the adsorption area, the force is more uniform, and the adsorption effect on the bag is good.

[0025] 7. The adsorption cavity protrudes outward and matches the adsorption area. When the bag is sucked, the force on the bag is more uniform and the direction of the force is more controllable.

[0026] 8. The second drive assembly is arranged between the upper and lower conveyor belts. By reasonably arranging the position of the second drive assembly, the movement of the second drive assembly is not affected. Through the cooperation of the two side panels and the upper and lower conveyor belts, the second drive assembly can be well protected and the influence of powder on the second drive assembly can be reduced.

[0027] 9. The setting of the guide can better limit the moving direction of the adsorption plate and ensure the bag clamping effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific implementations, wherein:

[0029] Figure 1 The structure of the utility model is shown in FIG. Figure 1 ;

[0030] Figure 2 The structure of the utility model is shown in FIG. Figure 2 ;

[0031] Figure 3 The structure of the utility model is shown in FIG. Figure 3 ;

[0032] Figure 4 It is an enlarged schematic diagram of area A in the utility model;

[0033] Figure 5 It is an enlarged schematic diagram of area B in the utility model;

[0034] Figure 6 The structure of the utility model is shown in FIG. Figure 4 ;

[0035] Markings in the figure:

[0036] 1. adsorption plate, 2. side plate, 3. motor, 4. cylinder, 5. linear bearing, 6. linear guide column, 7. pipe joint, 8. chain tensioning device, 9. side panel, 10. adsorption hole, 11. adsorption chamber, 12. driving wheel, 13. driving shaft, 14. conveyor belt, 15. transmission wheel, 16. one-way bearing, 17. guide groove, 18. guide wheel, 19. first chain, 20. transmission sprocket, 21. chain clamping block, 22. driven shaft, 23. second chain, 24. mounting support, 25. cylinder mounting seat. DETAILED DESCRIPTION

[0037] Example 1

[0038] As a basic implementation mode of the utility model, the utility model includes an adsorption clamping bag device for powder packaging, including an adsorption plate 1, a mounting support 24 connected to the adsorption plate 1, an adsorption component for generating a negative pressure adsorption force on the adsorption plate 1, a first driving component for driving the adsorption plate 1 to move back and forth along the powder conveying direction, and a second driving component for driving two relatively arranged adsorption plates 1 to move toward or away from each other. Among them, the adsorption plates 1 are arranged in groups, and each group includes two relatively arranged adsorption plates 1. The utility model does not limit the number of groups of adsorption plates 1, which can be selected according to actual needs. The first driving component and the second driving component can be conventional linear motion driving components in the field, and this embodiment does not improve them.

[0039] In this embodiment, each adsorption plate 1 is provided with a side plate 2, and the side plates 2 on the two oppositely arranged adsorption plates 1 are arranged in the same direction, that is, the feed end or the discharge end of the adsorption plate 1. The position of the side plate 2 on the adsorption plate 1 can be adjusted along the powder conveying direction, that is, from the feed end to the discharge end. An angle is formed between the side plate 2 and the adsorption plate 1, so that the side plate 2 can hold the bag tightly from the feed end or the discharge end.

[0040] Example 2

[0041] As a preferred embodiment of the utility model, the utility model includes an adsorption clamping bag device for powder packaging, including an adsorption plate 1, a mounting support 24, an adsorption assembly, a first drive assembly and a second drive assembly. Among them, the adsorption plates 1 are arranged in groups, and each group includes two adsorption plates 1 arranged oppositely. In this embodiment, a group of two adsorption plates 1 is included. Among them, the two adsorption plates 1 are respectively connected to the corresponding mounting supports 24, so that the two adsorption plates 1 are located on both sides of the powder conveying line. The second driving electrical assembly may include a mounting frame, a first servo drive motor and a synchronous belt transmission assembly. The first servo drive motor 3 is assembled on the mounting frame, and the driving wheel 12 in the synchronous belt transmission assembly is connected to the output shaft of the first servo drive motor 3, and the synchronous belt in the synchronous belt transmission assembly is respectively connected to the two mounting supports 24 arranged oppositely. The first servo drive motor 3 drives the driving wheel 12 to rotate, drives the synchronous belt to move, and further drives the two mounting supports 24 arranged oppositely and the adsorption plates 1 on the mounting supports 24 to move toward or away from each other.

[0042] The first drive assembly may include a second servo drive motor, a rack and a gear meshing with the rack, wherein the rack is arranged along the direction of the powder conveying line. The gear is mounted on the output shaft of the second servo drive motor. The mounting frame is fixed on the rack. The second servo drive motor drives the gear to rotate, driving the rack and the adsorption plate 1 on the rack and the second drive assembly to move linearly along the conveying line direction.

[0043] In this embodiment, each adsorption plate 1 is provided with a side plate 2. One of the side plates 2 is arranged at the feed end of the adsorption plate 1, and the other side plate 2 is arranged at the discharge end of the adsorption plate 1. An angle is formed between the side plate 2 and the adsorption plate 1, so that the side plate 2 is inclined toward the adsorption plate 1. Along the powder conveying direction, the position of the side plate 2 on the adsorption plate 1 can be adjusted, so as to facilitate the adjustment of the spacing between the two side plates 2, and further adjust the size of the space enclosed by the side plate 2 and the adsorption plate 1.

[0044] When the bag containing powder is transported to the right place along the conveyor line, the second driving component drives the two adsorption plates 1 to move toward each other and hold the bag tightly. The first driving component then drives the adsorption plate 1 to move along the conveyor line to achieve synchronous movement of the adsorption plate 1 and the bag. During the movement of the bag, the adsorption plate 1 and the side plate 2 always hold the bag tightly.

[0045] Example 3

[0046] As another preferred embodiment of the utility model, the utility model includes an adsorption clamping bag device for powder packaging, including relatively arranged adsorption plates 1, a mounting support 24 connected to the adsorption plate 1, an adsorption component for generating negative pressure adsorption force on the adsorption plate 1, a first driving component for driving the adsorption plate 1 to move back and forth along the powder conveying direction, and a second driving component for driving two relatively arranged adsorption plates 1 to move toward or away from each other.

[0047] Wherein, the second drive assembly can be a ball screw transmission, including a first mounting frame, a first screw rod, a first drive motor and two first nuts. The first drive motor is mounted on the first mounting frame and connected to the first screw rod to drive the first screw rod to rotate. The first screw rod has two threaded sections with opposite thread directions, and the two first nuts are respectively arranged on the corresponding threaded sections. The bottoms of the two mounting brackets 24 are respectively connected to the two first nuts. The first drive assembly can also be a ball screw transmission, including a second mounting frame, a second screw rod, a second nut and a second drive motor. The second drive motor is mounted on the second mounting frame and connected to the second screw rod to drive the second screw rod to rotate. The bottom of the first mounting frame is connected to the second nut.

[0048] Each adsorption plate 1 is also provided with a side plate 2 at the feed end and the discharge end. The position of the side plate 2 on the adsorption plate 1 can be adjusted along the powder conveying direction. Specifically, the adsorption plate 1 is provided with a plurality of positioning holes, and the side plate 2 is provided with a positioning pin hole. The adsorption plate 1 and the side plate 2 are connected by a pin shaft. By selecting the positioning holes at the appropriate position, the position adjustment of the side plate 2 on the adsorption plate 1 is achieved.

[0049] Furthermore, an angle is formed between the side panel 2 and the adsorption plate 1, and the surface of the side panel 2 facing the powder is arc-shaped, and better holds the bag containing the powder. Furthermore, in order to improve the structural stability of the side panel 2, a reinforcing rib is provided on the side of the side panel 2 facing away from the powder. The number of the reinforcing ribs is not limited, and their lengths are matched with the spacing between the side panel 2 and the adsorption plate 1. When the side panel 2 is connected to the adsorption plate 1 through a pin shaft, the other end of the reinforcing rib can be against the adsorption plate 1.

[0050] Example 4

[0051] As another preferred embodiment of the utility model, the utility model includes an adsorption clamping bag device for powder packaging, including relatively arranged adsorption plates 1, a mounting support 24 connected to the adsorption plate 1, an adsorption component for generating negative pressure adsorption force on the adsorption plate 1, a first driving component for driving the adsorption plate 1 to move back and forth along the powder conveying direction, and a second driving component for driving two relatively arranged adsorption plates 1 to move toward or away from each other.

[0052] Along the powder conveying direction, the adsorption plate 1 includes two side panel installation areas and an adsorption area located between the two side panel installation areas. Each side panel installation area is respectively provided with two side panels 2, and the vertical center lines of the two side panels 2 coincide with each other, and are respectively arranged at the upper end and the lower end of the adsorption plate 1. Along the powder conveying direction, the position of the side panel 2 on the adsorption plate 1 can be adjusted. Specifically, a U-shaped groove is provided on the adsorption plate 1, and a positioning through hole is provided on the side panel 2. The position of the side panel 2 is adjusted by the cooperation of bolts and nuts. After installation, an angle is formed between the side panel 2 and the adsorption plate 1.

[0053] The adsorption area is hollow and has a plurality of adsorption holes 10 on the side facing the powder. The adsorption plate 1 is also provided with an adsorption cavity 11 protruding outward and matching the adsorption area on the side away from the powder. The adsorption cavity 11 is connected to the adsorption assembly to generate negative pressure to adsorb the bag.

[0054] Example 5

[0055] As another preferred embodiment of the utility model, the utility model includes an adsorption clamping bag device for powder packaging, including relatively arranged adsorption plates 1, a mounting support 24 connected to the adsorption plate 1, an adsorption component for generating negative pressure adsorption force on the adsorption plate 1, a first driving component for driving the adsorption plate 1 to move back and forth along the powder conveying direction, and a second driving component for driving the two relatively arranged adsorption plates 1 to move toward or away from each other. Side plates 2 are also provided at the feed end and the discharge end of each adsorption plate 1. The position of the side plate 2 on the adsorption plate 1 can be adjusted along the powder conveying direction. An angle is formed between the side plate 2 and the adsorption plate 1 after the connection is completed.

[0056] Among them, the conveyor used for conveying powder includes two side panels 9 and a conveyor belt 14 arranged between the two side panels 9. The second drive component is arranged between the upper and lower conveyor belts 14. Specifically, the second drive component includes a driver and a guide. The driver is a cylinder 4, and the guide may include a linear bearing 5 and a linear guide column 6. The linear bearing 5 is fixed on the mounting support 24, and the two ends of the linear guide column 6 are respectively inserted into the linear bearings 5 ​​on the two relatively arranged mounting supports 24. The cylinder 4 drives the mounting support 24 to move back and forth along the linear guide column 6, so as to realize the movement of the two relatively arranged adsorption plates 1 toward or away from each other.

[0057] Example 6

[0058] As the best embodiment of the present utility model, refer to the attached specification Figure 1 ~Instructions attached Figure 5The utility model includes an adsorption clamping bag device for powder packaging, including adsorption plates 1 arranged opposite to each other, a mounting support 24 connected to the adsorption plate 1, an adsorption component for generating negative pressure adsorption force on the adsorption plate 1, a first driving component for driving the adsorption plate 1 to move back and forth along the powder conveying direction, and a second driving component for driving two adsorption plates 1 arranged opposite to each other to move toward or away from each other.

[0059] The oppositely arranged adsorption plates 1 are respectively located on both sides of the conveyor, and the conveyor includes a driving shaft 13, a driven shaft 22, a driving wheel 12, a driven wheel, a conveyor belt 14 and a mounting frame. The mounting frame includes two oppositely arranged side panels 9. The driving shaft 13 and the driven shaft 22 are respectively arranged at both ends of the mounting frame, the driving wheel 12 is arranged on the driving shaft 13, and the driven wheel is arranged on the driven shaft 22. The conveyor belt 14 is wound around the driving wheel 12 and the driven wheel.

[0060] Along the conveying direction of the powder, each adsorption plate 1 includes two side plate mounting areas and an adsorption area located between the two side plate mounting areas. The adsorption area is hollow, and a plurality of adsorption holes 10 are provided on the side facing the powder. The adsorption holes 10 are evenly distributed on the adsorption area. The adsorption plate 1 is also provided with an adsorption cavity 11 protruding outward and matching the adsorption area on the side away from the powder, and a pipe joint 7 is connected to the adsorption cavity 11. In the utility model, the pipe joints 7 on the adsorption cavities 11 on the two adsorption plates 1 can be respectively connected to the same adsorption component through a three-way pipe.

[0061] The feed end and the discharge end of each adsorption plate 1 are respectively provided with a side plate 2, that is, the side plates 2 are respectively provided on the two side plate mounting areas. The position of the side plate 2 on the adsorption plate 1 can be adjusted along the powder conveying direction. Specifically, the adsorption plate 1 can be provided with a waist-shaped hole, and the side plate 2 is provided with a positioning through hole, and the position adjustment of the side plate 2 on the adsorption plate 1 is achieved by the cooperation of bolts and nuts.

[0062] An angle is formed between the side panel 2 and the adsorption plate 1. Furthermore, the surface of the side panel 2 facing the powder is in an arc shape, and a reinforcing block is provided on the side of the side panel 2 facing away from the powder, and the shape of the reinforcing block can match the shape formed by the side panel 2 and the adsorption plate 1. Preferably, the side panel 2 and the reinforcing block can be integrally formed, and the reinforcing block and the side panel 2 share the same edge, and together enclose a hollow structure.

[0063] The second driving component includes a driver and a guide. The driver may be a cylinder 4, which is fixed on a cylinder mounting seat 25, and the output end of the cylinder 4 is connected to a mounting support 24. The guide may include a linear bearing 5 and a linear guide column 6. The linear bearing 5 is fixed on the mounting support 24, and the two ends of the linear guide column 6 are respectively inserted into the linear bearings 5 ​​on two oppositely arranged mounting supports 24. The cylinder mounting seat 25 is fixed on the linear guide column 6, and the cylinder 4 drives the mounting support 24 to move back and forth along the linear guide column 6, so that the two oppositely arranged adsorption plates 1 move toward or away from each other.

[0064] The first drive assembly may include a drive device and a first transmission component. The drive device may include a motor 3 and a reducer. The first transmission component may be provided with two groups, which respectively drive the two adsorption plates 1 and the mounting support 24 to reciprocate in a straight line direction. Specifically, each group of first transmission components includes a transmission sprocket group and a first chain 19 meshing with the transmission sprocket group. The two first chains 19 are respectively connected to the two cylinder mounting seats 25, and the first chain 19 is also provided with a chain clamping block 21 and a chain tensioning device 8. The transmission sprocket group includes a plurality of transmission sprockets 20. The transmission sprocket groups in the two groups of first transmission components can be arranged in a one-to-one correspondence, and the corresponding two transmission sprockets 20 are respectively connected by a connecting shaft, and the two ends of the connecting shaft are respectively rotatably arranged on the two side panels 9. One of the transmission sprockets 20 is connected to the motor 3, thereby driving the first chain 19 of the group and the adsorption plate 1 on the first chain 19 to move in a straight line direction; at the same time, the first chain 19 of the group drives the remaining transmission sprockets 20 of the group to rotate, further driving the corresponding transmission sprocket 20 in the other group to rotate, and driving the first chain 19 of the other group and the adsorption plate 1 on the first chain 19 to move in a straight line direction.

[0065] Furthermore, guide grooves 17 are respectively provided on the two side panels 9 , and guide wheels 18 matching the guide grooves 17 are respectively provided on the two mounting supports 24 .

[0066] Furthermore, the conveyor can be driven by a second transmission component. The second transmission component includes a one-way bearing 16 and a transmission wheel 15 that is transmission-connected to the first transmission component. In the utility model, two groups of second transmission components are also provided. A sprocket is also provided on the connecting shaft of one of the transmission sprockets 20 in each group of first transmission components, and the sprocket and the transmission wheel 15 are transmission-connected by a second chain 23. The transmission wheel 15 is arranged on the outer ring of the one-way bearing 16. The one-way bearing 16 and the driving wheel 12 are both fixed on the driving shaft 13, and the transmission wheel 15 and the driving wheel 12 are transmission-connected by the one-way bearing 16.

[0067] Furthermore, the first transmission component, the second transmission component, the third transmission component and the motor 3 are respectively located between the upper and lower conveyor belts 14 .

[0068] When the motor 3 rotates forward, the adsorption plate 1 is driven to move in the direction from the feed end to the discharge end through the first chain 19, and the transmission wheel 15 is also driven to rotate through the second chain 23. A one-way bearing 16 is installed inside the transmission wheel 15, and the driving shaft 13 is driven to rotate through the one-way bearing 16. The driving shaft 13 is connected to the driving wheel 12, and the driving wheel 12 is connected to the conveyor belt 14, so that the adsorption plate 1 and the conveyor belt 14 can be translated to the left, that is, from the feed end to the discharge end. When the motor 3 rotates in the reverse direction, the adsorption plate 1 is driven to move to the right through the first chain 19, that is, from the discharge end to the feed end. At the same time, because of the one-way bearing 16, the conveyor belt 14 and the driving wheel 12 are stationary at this time. Therefore, it is finally achieved that the adsorption plate 1 is reciprocated by using one motor 3, and the conveyor belt 14 can only move in the direction from the feed end to the discharge end.

[0069] To sum up, after reading the utility model document, ordinary technicians in this field can make various other corresponding transformation schemes based on the technical scheme and technical concept of the utility model without creative mental labor, which all fall within the scope of protection of the utility model.

Claims

1. An adsorption clamping bag device for powder packaging, comprising adsorption plates (1) arranged opposite to each other, a mounting support (24) connected to the adsorption plates (1), an adsorption component for causing the adsorption plates (1) to generate negative pressure adsorption force, a first driving component for driving the adsorption plates (1) to move back and forth along a powder conveying direction, and a second driving component for driving two adsorption plates (1) arranged opposite to each other to move toward or away from each other; characterized in that: A side plate (2) is also provided at the feeding end and / or the discharging end of each adsorption plate (1); the position of the side plate (2) on the adsorption plate (1) can be adjusted along the powder conveying direction; and an angle is formed between the side plate (2) and the adsorption plate (1).

2. The suction clamping bag device for powder packaging according to claim 1 is characterized in that: The surface of the side plate (2) facing the powder is arc-shaped.

3. The suction clamp bag device for powder packaging according to claim 2 is characterized in that: The side plate (2) is also provided with reinforcing ribs or reinforcing blocks on the side facing away from the powder.

4. The suction clamp bag device for powder packaging according to claim 3 is characterized in that: Two side plates (2) are provided on the same adsorption plate (1), the two side plates (2) are respectively located at the discharge end and the feed end of the adsorption plate (1), and the distance between the two side plates (2) can be adjusted.

5. The suction clamp bag device for powder packaging according to any one of claims 1 to 4, characterized in that: Along the powder conveying direction, the adsorption plate (1) comprises two side plate mounting areas and an adsorption area located between the two side plate mounting areas; the adsorption area is hollow and a plurality of adsorption holes (10) are provided on the side facing the powder.

6. The suction clamp bag device for powder packaging according to claim 5 is characterized in that: The adsorption holes (10) are evenly distributed on the adsorption area.

7. The suction clamp bag device for powder packaging according to claim 5 is characterized in that: The adsorption plate (1) is also provided with an adsorption cavity (11) protruding outwards and matching the adsorption area on a side away from the powder, and the adsorption cavity (11) is communicated with the adsorption component.

8. The suction clamp bag device for powder packaging according to claim 5 is characterized in that: It also includes a conveyor for conveying powder, the conveyor comprising two side panels (9) and a conveyor belt (14) arranged between the two side panels (9); the second drive assembly is arranged between the upper and lower layers of the conveyor belt (14).

9. The suction clamp bag device for powder packaging according to claim 8, characterized in that: The second driving assembly includes a driver and a guide member.

10. The suction clamp bag device for powder packaging according to claim 9, characterized in that: The guide member comprises a linear bearing (5) and a linear guide column (6); the linear bearing (5) is fixed on a mounting support (24); and two ends of the linear guide column (6) are respectively inserted into the linear bearings (5) on two mounting supports (24) arranged opposite to each other.

Images