Bag conveying device

Abstract

The utility model provides a bag feeding device, relates to bag feeding packing machine technical field, said bag feeding device includes conveyer belt mechanism, walking shield mechanism, adsorption mechanism and clamping mechanism, conveyer belt mechanism includes power assembly, driving wheel, driven wheel and toothed belt, walking shield mechanism is equipped with toothed plate clamping assembly and support shield assembly, and the adsorption mechanism is equipped with the toothed plate clamping assembly and the support shield assembly. The power assembly is connected with the driving wheel, the driving wheel is connected with the driven wheel through the toothed belt, the toothed plate clamping assembly is arranged on the toothed belt in a clamped mode and moves synchronously with the toothed belt, and the supporting protective cover assembly is connected with the toothed plate clamping assembly. The adsorption mechanism and the clamping mechanism are both arranged on the supporting shield assembly; the conveying belt mechanism and the walking protective cover mechanism are matched with each other, so that the bag conveying device has a long conveying stroke and a high conveying speed, the adsorption mechanism and the clamping mechanism can be stably and rapidly conveyed, and the bag conveying efficiency is greatly improved on the basis that the bag conveying effect is guaranteed through the cooperation of the clamping mechanism and the adsorption mechanism to form double bag conveying stations.

Description

Technical Field

[0001] The utility model relates to the technical field of bag feeding and packaging machines, in particular to a bag feeding device. Background Art

[0002] The bag packaging machine is an automated packaging equipment that is mainly used to place products in bags and seal them.

[0003] In the existing bag-feeding packaging machine, when packaging products, the bag-feeding device provides packaging bags, and the linear module drives the suction cup to extract the packaging bags and transport them to the bagging device. After the product bagging is completed, it is transported to the sealing device. The existing method of transporting packaging bags using linear modules and suction cups has a low transportation efficiency, which affects the overall packaging efficiency of the product. Utility Model Content

[0004] The purpose of the utility model is to provide a bag feeding device to solve the above-mentioned technical problems existing in the prior art; the preferred technical solution among the many technical solutions provided by the utility model can produce many technical effects; see the following description for details.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] The utility model provides a bag feeding device, comprising a conveyor belt mechanism, a walking guard cover mechanism, an adsorption mechanism and a clamping mechanism, wherein: the conveyor belt mechanism comprises a power assembly, a driving wheel, a driven wheel and a toothed belt, the walking guard cover mechanism is provided with a toothed plate clamping assembly and a supporting guard cover assembly, the power assembly is connected to the driving wheel, the driving wheel is connected to the driven wheel through the toothed belt, the toothed plate clamping assembly is clamped on the toothed belt and moves synchronously with the toothed belt, the supporting guard cover assembly is connected to the toothed plate clamping assembly; the adsorption mechanism and the clamping mechanism are both provided on the supporting guard cover assembly.

[0007] Preferably, the toothed plate clamping assembly comprises a toothed plate and a transmission plate, wherein: the toothed plate and the transmission plate are clamped on the inner and outer sides of the toothed belt; the toothed plate is meshed with the toothed belt; and the support shield assembly is fixedly connected to the transmission plate.

[0008] Preferably, the walking shield mechanism includes a guide assembly, and the guide assembly includes a guide member and a moving member, wherein: the guide member is horizontally arranged; the moving member is movably arranged on the guide member, and the moving member is connected to the supporting shield assembly and moves synchronously with the supporting shield assembly.

[0009] Preferably, the support shield assembly includes a support shield and an accordion cover, wherein: the moving part is connected to the support shield and moves synchronously; the accordion cover is connected to the support shield, and the conveyor belt mechanism is located on the inner side of the support shield and the accordion cover; the adsorption mechanism and the clamping mechanism are fixedly arranged on the support shield.

[0010] Preferably, the adsorption mechanism includes a telescopic drive assembly and an adsorption assembly, wherein: the telescopic drive assembly includes a telescopic drive motor, a gear and a rack guide rod, the telescopic drive motor is fixedly arranged on the support shield assembly, the output shaft of the telescopic drive motor is connected to the gear, the rack segment of the rack guide rod is meshed with the gear, the guide rod segment of the rack guide rod slides through the support shield assembly and is connected to the adsorption assembly; the telescopic drive motor can drive the gear to rotate so that the rack guide rod moves between the first position and the second position.

[0011] Preferably, the adsorption assembly includes an adsorption support assembly and a suction cup assembly, wherein: the adsorption support assembly is fixedly connected to the guide rod segment of the rack guide rod; the number of the suction cup assemblies is set to multiple, and all the suction cup assemblies are arranged on the adsorption support assembly.

[0012] Preferably, the adsorption support assembly includes a horizontal support rod and a vertical support rod connected to the horizontal support rod, wherein: the horizontal support rod is provided with the suction cup assembly, and the horizontal support rod is provided with a first adjustment groove along the horizontal direction for installing and adjusting the horizontal position of the suction cup assembly; the vertical support rod is provided with the suction cup assembly, and the vertical support rod is provided with a second adjustment groove along the vertical direction for installing and adjusting the vertical position of the suction cup assembly.

[0013] Preferably, the adsorption mechanism includes a position detection component, and the position detection component includes a first sensing member and a second sensing member, wherein: the first sensing member can detect the rack guide rod moved to the first position; the second sensing member can detect the rack guide rod moved to the second position.

[0014] Preferably, the clamping mechanism includes a first clamping assembly, a second clamping assembly, a bidirectional telescopic assembly and a connecting guide rod, wherein: the first clamping assembly and the second clamping assembly are arranged relative to each other; the bidirectional telescopic assembly is fixedly arranged on the support shield assembly, and the bidirectional telescopic assembly includes a first telescopic end and a second telescopic end that move synchronously in opposite directions; the connecting guide rod slides through the support shield assembly, the first end of the connecting guide rod is connected to the first telescopic end, the second end of the connecting guide rod slides through the first clamping assembly and is fixedly connected to the second clamping assembly, and the second telescopic end is fixedly connected to the first clamping assembly.

[0015] Preferably, the first clamping assembly includes a first support arm and a first clamping plate arranged on the upper side of the first support arm, and the first clamping plate is provided with a third adjustment groove for adjusting the vertical installation position of the first support arm and the first clamping plate; the second clamping assembly includes a second support arm and a second clamping plate arranged on the upper side of the second support arm, and the second clamping plate is provided with a fourth adjustment groove for adjusting the vertical installation position of the second support arm and the second clamping plate; the second end of the connecting guide rod slides through the first support arm and is fixedly connected to the second support arm.

[0016] The bag feeding device provided by the utility model has at least the following beneficial effects:

[0017] The bag feeding device includes a conveyor belt mechanism, a running shield mechanism, an adsorption mechanism and a clamping mechanism. The running shield mechanism is used to support and install the adsorption mechanism and the clamping mechanism. The conveyor belt mechanism is used to drive the running shield mechanism. The adsorption mechanism and the clamping mechanism convey the packaging bags in double stations.

[0018] The conveyor belt mechanism is arranged on the inner side of the walking guard cover mechanism. On the one hand, it has a compact structure, and on the other hand, the walking guard cover has the function of dust prevention and protection of the conveyor belt mechanism. The conveyor belt mechanism includes a power component, a driving wheel, a driven wheel and a toothed belt. The walking guard cover mechanism is provided with a toothed plate clamping assembly and a supporting guard cover assembly. The toothed plate clamping assembly is used for connecting the conveyor belt mechanism. The conveyor belt mechanism is used to transport the adsorption mechanism and the clamping mechanism, which has the advantages of long stroke and high speed, and can effectively ensure the bag delivery efficiency.

[0019] The adsorption mechanism and the clamping mechanism are arranged on the supporting shield assembly, and the adsorption mechanism and the clamping mechanism form a double bag feeding station, wherein the adsorption mechanism is used to convey the packaging bags of the bag feeding device to the bagging device, and the clamping mechanism is used to convey the packaging bags containing products from the bagging device to the hot pressing sealing device.

[0020] The utility model has a longer conveying stroke and a faster conveying rate through the cooperation between the conveyor belt mechanism and the walking shield mechanism, can stably and quickly convey the adsorption mechanism and the clamping mechanism, and cooperates with the double bag delivery station formed by the clamping mechanism and the adsorption mechanism to greatly improve the bag delivery efficiency while ensuring the bag delivery effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a structural schematic diagram of the utility model;

[0023] Figure 2 It is a front view schematic diagram of the utility model;

[0024] Figure 3 It is a structural schematic diagram of the walking guard mechanism and the conveyor belt mechanism of the utility model;

[0025] Figure 4 It is an enlarged view of the A part of the utility model;

[0026] Figure 5 This is a structural schematic diagram of the adsorption mechanism of the utility model from one perspective;

[0027] Figure 6 This is a structural schematic diagram of the adsorption mechanism of the utility model from another perspective;

[0028] Figure 7 It is an enlarged view of part B of the utility model;

[0029] Figure 8 It is a structural schematic diagram of the clamping mechanism of the utility model from one perspective;

[0030] Fig. 9 It is a structural schematic diagram of the clamping mechanism of the utility model from another perspective.

[0031] Reference numerals

[0032] 1. Conveyor belt mechanism; 11. Power assembly; 12. Driving wheel; 13. Driven wheel; 14. Toothed belt; 2. Traveling shield mechanism; 21. Toothed plate clamping assembly; 211. Toothed plate; 212. Transmission plate; 22. Support shield assembly; 221. Support shield; 222. Organ cover; 23. Guide assembly; 231. Guide member; 232. Moving member; 3. Adsorption mechanism; 31. Telescopic drive assembly; 311. Telescopic drive motor; 312. Gear; 313. Rack guide rod; 32. Adsorption assembly; 321. Adsorption support Support assembly; 322, suction cup assembly; 323, first adjustment slot; 324, second adjustment slot; 33, position detection assembly; 331, first sensor; 332, second sensor; 34, guide shaft; 4, clamping mechanism; 41, first clamping assembly; 411, first support arm; 412, first clamping plate; 413, third adjustment slot; 42, second clamping assembly; 421, second support arm; 422, second clamping plate; 423, fourth adjustment slot; 43, two-way telescopic assembly; 44, connecting guide rod; 5, packaging bag. DETAILED DESCRIPTION

[0033] In order to make the purpose, technical solution and advantages of the utility model clearer, the technical solution of the utility model will be described in detail below. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other implementation methods obtained by ordinary technicians in this field without creative work belong to the scope of protection of the utility model.

[0034] Embodiment 1:

[0035] The utility model provides a bag delivery device, referring to Figure 1-Figure 3 As shown, the bag conveying device includes a conveyor belt mechanism 1, a walking shield mechanism 2, an adsorption mechanism 3 and a clamping mechanism 4.

[0036] The conveyor belt mechanism 1 includes a power assembly 11, a driving wheel 12, a driven wheel 13 and a toothed belt 14. The walking shield mechanism 2 is provided with a toothed plate clamping assembly 21 and a supporting shield assembly 22. The power assembly 11 is connected to the driving wheel 12, and the driving wheel 12 is connected to the driven wheel 13 through the toothed belt 14. The toothed plate clamping assembly 21 is clamped on the toothed belt 14 and moves synchronously with the toothed belt 14. The supporting shield assembly 22 is connected to the toothed plate clamping assembly 21; the adsorption mechanism 3 and the clamping mechanism 4 are both provided on the supporting shield assembly 22.

[0037] When delivering bags, the power assembly 11 starts, driving the driving wheel 12 to rotate, the driving wheel 12 drives the toothed belt 14 and the driven wheel 13 to rotate, the toothed plate clamping assembly 21 moves with the toothed belt 14, and the supporting shield assembly 22 and the adsorption mechanism 3 and the clamping mechanism 4 thereon move synchronously, thereby realizing the transportation of the packaging bag 5.

[0038] In the above process, the conveyor belt mechanism 1 composed of the driving wheel 12, the driven wheel 13 and the toothed belt 14 has the advantages of long stroke and high speed compared with the existing linear module, and can effectively ensure the conveying efficiency.

[0039] Driven by the conveyor belt mechanism 1 , the adsorption mechanism 3 can effectively convey the packaging bags 5 from the bag feeding station to the bag filling station.

[0040] Driven by the conveyor belt mechanism 1 , the clamping mechanism 4 can effectively convey the packaging bags 5 from the bagging station to the bag sealing station.

[0041] The double-station bag delivery method further improves the bag delivery efficiency.

[0042] Embodiment 2:

[0043] Example 2 is based on Example 1:

[0044] like Figure 1-Figure 9 As shown, the toothed plate clamping assembly 21 includes a toothed plate 211 and a transmission plate 212 .

[0045] The toothed plate 211 is located at the inner side of the toothed belt 14 and meshes with the toothed belt 14 . The transmission plate 212 is arranged at the outer side of the toothed belt 14 . The transmission plate 212 and the toothed plate 211 are connected to clamp the toothed belt 14 .

[0046] The meshing structure and the clamping structure are combined, and the tooth plate clamping assembly 21 is firmly connected to the toothed belt 14.

[0047] The support shield assembly 22 is fixedly connected to the transmission plate 212 via threaded fasteners.

[0048] The tooth plate clamping assembly 21 and the support shield assembly 22 move synchronously.

[0049] As an optional implementation, the walking shield mechanism 2 includes a guide assembly 23 , and the guide assembly 23 includes a guide member 231 and a moving member 232 .

[0050] The guide member 231 is horizontally arranged, and the moving member 232 is movably arranged on the guide member 231 . The moving member 232 is connected to the support shield assembly 22 and moves synchronously with the support shield assembly 22 .

[0051] The guide member 231 and the moving member 232 cooperate with each other to effectively limit the moving trajectory of the support shield assembly 22, making its moving process more stable.

[0052] The guide member 231 is set as a guide rail, and the movable member 232 is set as a movable seat. The movable seat is slidably matched with the guide rail. The number of the guide rails is set to two, namely an upper guide rail and a lower guide rail. The upper guide rail, the lower guide rail and the toothed belt 14 are set in parallel. Each of the guide rails is provided with multiple movable seats, and all of the movable seats are connected to the support shield assembly 22.

[0053] As an optional implementation, the support shield assembly 22 includes a support shield 221 and accordion shields 222 disposed on both sides of the support shield 221 .

[0054] The moving member 232 is connected to the supporting shield 221 and moves synchronously; the accordion cover 222 is connected to the supporting shield 221, and the conveyor belt mechanism 1 is located inside the supporting shield 221 and the accordion cover 222; the adsorption mechanism 3 and the clamping mechanism 4 are fixedly arranged on the supporting shield 221.

[0055] The supporting shield 221 and the accordion cover 222 cooperate with each other to ensure the conveying effect while having a protective and dust-proof effect.

[0056] As an optional implementation, the adsorption mechanism 3 includes a telescopic driving component 31 and an adsorption component 32 .

[0057] The telescopic drive assembly 31 preferably adopts an electric telescopic assembly, which includes a telescopic drive motor 311, a gear 312 and a rack guide rod 313. The telescopic drive motor 311 is fixedly arranged on the support shield 221, and the output shaft of the telescopic drive motor 311 is connected to the gear 312 and can drive the gear 312 to rotate.

[0058] The rack guide rod 313 includes an integrally arranged rack segment and a guide rod segment, the rack segment meshes with the gear 312 , a guide hole is provided through the support shield 221 , the guide rod segment passes through the sliding hole and is connected to the adsorption assembly 32 .

[0059] In actual application, the telescopic driving motor 311 drives the gear 312 to rotate forward or reverse, so that the rack guide rod 313 slides along the guide hole between the first position and the second position, and cooperates with the adsorption component 32 to realize the extraction and release of the packaging bag 5.

[0060] In order to further improve the movement stability of the adsorption assembly 32 , a guide shaft 34 is slidably arranged on the support shield 221 . The guide shaft 34 is arranged parallel to the rack guide rod 313 , and the end portion of the guide shaft 34 is connected to the adsorption assembly 32 .

[0061] As an optional implementation, the adsorption assembly 32 includes an adsorption support assembly 321 and a suction cup assembly 322 .

[0062] The adsorption support assembly 321 and the end of the guide rod segment are fixedly connected via a connecting plate. The number of the suction cup assemblies 322 is set to be multiple, and all the suction cup assemblies 322 are arranged on the adsorption support assembly 321 .

[0063] By adopting multi-point adsorption, the packaging bag 5 is taken out firmly and is not easy to fall off.

[0064] As an optional implementation, the adsorption support assembly 321 includes a horizontal support rod and a vertical support rod connected to the horizontal support rod.

[0065] The horizontal support rod is provided with a suction cup assembly 322 , and the horizontal support rod is provided with a first adjustment slot 323 in the horizontal direction for installing and adjusting the horizontal position of the corresponding suction cup assembly 322 .

[0066] The vertical support rod is provided with a suction cup assembly 322 , and the vertical support rod is provided with a second adjustment slot 324 in the vertical direction for installing and adjusting the vertical position of the corresponding suction cup assembly 322 .

[0067] The arrangement of the first adjustment groove 323 and the second adjustment groove 324 can adjust the relative position of the corresponding suction cup assembly 322 according to actual needs. The structure is flexible and applicable to packaging bags 5 of various specifications.

[0068] As an optional implementation, the adsorption mechanism 3 includes a position detection component 33 , and the position detection component 33 includes a first sensing element 331 and a second sensing element 332 .

[0069] The first sensing element 331 can detect the rack guide rod 313 moving to the first position;

[0070] The second sensing element 332 can detect the rack guide rod 313 moving to the second position.

[0071] The first sensing element 331 and the second sensing element 332 cooperate with each other to accurately position the adsorption mechanism 3 and ensure the extraction and delivery effect of the packaging bag 5 .

[0072] As an optional implementation, the clamping mechanism 4 includes a first clamping assembly 41 , a second clamping assembly 42 , a bidirectional telescopic assembly 43 and a connecting guide rod 44 .

[0073] The first clamping assembly 41 and the second clamping assembly 42 are arranged opposite to each other, and the bidirectional telescopic assembly 43 is fixedly arranged on the support shield 221, and the bidirectional telescopic assembly 43 includes a first telescopic end and a second telescopic end that move synchronously in opposite directions; the connecting guide rod 44 slides through the support shield 221, and the first end of the connecting guide rod 44 is connected to the first telescopic end, and the second end of the connecting guide rod 44 slides through the first clamping assembly 41 and is fixedly connected to the second clamping assembly 42, and the second telescopic end is fixedly connected to the first clamping assembly 41.

[0074] The bidirectional telescopic component 43 preferably adopts a bidirectional cylinder. When started, the first telescopic end and the second telescopic end drive the first clamping component 41 and the second clamping component 42 to move toward or away from each other synchronously, thereby achieving the clamping and loosening of the packaging bag 5, and the clamping effect is significant.

[0075] As an optional embodiment, the first clamping assembly 41 includes a first support arm 411 and a first clamping plate 412 arranged on the upper side of the first support arm 411, and the first clamping plate 412 is provided with a third adjustment slot 413 for adjusting the vertical installation position of the first support arm 411 and the first clamping plate 412.

[0076] The second clamping assembly 42 includes a second support arm 421 and a second clamping plate 422 disposed on the upper side of the second support arm 421 , and the second clamping plate 422 is provided with a fourth adjustment slot 423 for adjusting the vertical installation position of the second support arm 421 and the second clamping plate 422 ;

[0077] The second end of the connecting guide rod 44 slides through the first supporting arm 411 and is fixedly connected to the second supporting arm 421 .

[0078] The third adjustment slot 413 and the fourth adjustment slot 423 can be set to adjust the installation position of the clamping plate relative to the support arm according to actual needs in practical applications, so that it can adapt to packaging bags 5 of corresponding specifications. The structure is flexible and has a wide range of applications.

[0079] In the description of the present application, it should be understood that the terms "upper", "lower", "inside", "outside", "top", "bottom", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0080] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of this application, "multiple" or "several" means at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0081] In this application, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0082] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A bag feeding device, characterized in that: It includes a conveyor belt mechanism, a walking shield mechanism, an adsorption mechanism and a clamping mechanism, wherein: The conveyor belt mechanism is arranged on the inner side of the walking guard mechanism, and the conveyor belt mechanism includes a power assembly, a driving wheel, a driven wheel and a toothed belt. The walking guard mechanism is provided with a toothed plate clamping assembly and a supporting guard assembly. The power assembly is connected to the driving wheel, and the driving wheel is connected to the driven wheel through the toothed belt. The toothed plate clamping assembly is clamped on the toothed belt and moves synchronously with the toothed belt. The supporting guard assembly is connected to the toothed plate clamping assembly. The adsorption mechanism and the clamping mechanism are both arranged on the supporting shield assembly.

2. The bag delivery device according to claim 1, characterized in that: The toothed plate clamping assembly comprises a toothed plate and a transmission plate, wherein: The toothed plate and the transmission plate are clamped and arranged on the inner side and the outer side of the toothed belt; The toothed plate is meshed with the toothed belt; The support shield assembly is fixedly connected to the transmission plate.

3. The bag feeding device according to claim 1, characterized in that: The walking shield mechanism comprises a guide assembly, and the guide assembly comprises a guide member and a moving member, wherein: The guide member is arranged horizontally; The moving member is movably arranged on the guide member, and the moving member is connected to the support shield assembly and moves synchronously with the support shield assembly.

4. The bag delivery device according to claim 3, characterized in that: The support shield assembly comprises a support shield and an accordion shield, wherein: The moving member is connected to the supporting shield and moves synchronously; The accordion cover is connected to the supporting shield, and the conveyor belt mechanism is located inside the supporting shield and the accordion cover; The adsorption mechanism and the clamping mechanism are fixedly arranged on the supporting shield.

5. The bag feeding device according to claim 1, characterized in that: The adsorption mechanism comprises a telescopic drive component and an adsorption component, wherein: The telescopic drive assembly comprises a telescopic drive motor, a gear and a rack guide rod, the telescopic drive motor is fixedly arranged on the support shield assembly, the output shaft of the telescopic drive motor is connected to the gear, the rack segment of the rack guide rod is meshed with the gear, the guide rod segment of the rack guide rod slides through the support shield assembly and is connected to the adsorption assembly; The telescopic driving motor can drive the gear to rotate so that the rack guide rod moves between the first position and the second position.

6. The bag delivery device according to claim 5, characterized in that: The adsorption assembly includes an adsorption support assembly and a suction cup assembly, wherein: The adsorption support assembly is fixedly connected to the guide rod section of the rack guide rod; The number of the suction cup assemblies is set to be multiple, and all the suction cup assemblies are arranged on the adsorption support assembly.

7. The bag delivery device according to claim 6, characterized in that: The adsorption support assembly includes a horizontal support rod and a vertical support rod connected to the horizontal support rod, wherein: The suction cup assembly is arranged on the horizontal support rod, and a first adjustment slot for installing and adjusting the horizontal position of the suction cup assembly is arranged on the horizontal support rod in the horizontal direction; The suction cup assembly is arranged on the vertical support rod, and a second adjustment groove for installing and adjusting the vertical position of the suction cup assembly is arranged on the vertical support rod along the vertical direction.

8. The bag delivery device according to claim 5, characterized in that: The adsorption mechanism includes a position detection component, and the position detection component includes a first sensing element and a second sensing element, wherein: The first sensing member can detect the rack guide rod moved to the first position; The second sensing member can detect the rack guide rod moving to the second position.

9. The bag feeding device according to claim 1, characterized in that: The clamping mechanism comprises a first clamping assembly, a second clamping assembly, a two-way telescopic assembly and a connecting guide rod, wherein: The first clamping assembly and the second clamping assembly are arranged opposite to each other; The bidirectional telescopic assembly is fixedly arranged on the support shield assembly, and the bidirectional telescopic assembly comprises a first telescopic end and a second telescopic end which move synchronously and oppositely; The connecting guide rod slides through the supporting shield assembly, the first end of the connecting guide rod is connected to the first telescopic end, the second end of the connecting guide rod slides through the first clamping assembly and is fixedly connected to the second clamping assembly, and the second telescopic end is fixedly connected to the first clamping assembly.

10. The bag conveying device according to claim 9, characterized in that: The first clamping assembly includes a first support arm and a first clamping plate disposed on the upper side of the first support arm, and the first clamping plate is provided with a third adjustment slot for adjusting the vertical installation position of the first support arm and the first clamping plate; The second clamping assembly comprises a second support arm, a second clamping plate disposed on the upper side of the second support arm, and a fourth adjustment slot for adjusting the vertical installation position of the second support arm and the second clamping plate is disposed on the second clamping plate; The second end of the connecting guide rod slides through the first supporting arm and is fixedly connected to the second supporting arm.

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