Hard product bagging, vacuumizing and sealing equipment

Abstract

The utility model relates to the technical field of packaging equipment, in particular to hard product bagging, vacuumizing and sealing equipment which comprises a rack, a plate chain conveying belt assembly and a vacuum adsorption conveying belt, the plate chain conveying belt assembly and the vacuum adsorption conveying belt are arranged on the rack, a bag supply assembly is arranged at one end of the vacuum adsorption conveying belt, and a bag taking and placing assembly is arranged above the bag supply assembly. A material pushing assembly is arranged at one end of the plate chain conveying belt assembly, a first bag opening assembly is arranged on the side, close to the vacuum adsorption conveying belt, of the material pushing assembly, and a heat sealing vacuumizing assembly is arranged beside the first bag opening assembly. The heat-sealing vacuumizing assembly comprises a heat-sealing support, and a bag arranging assembly, a pre-pressing assembly, a second bag opening assembly and a heat-sealing cutter assembly which are arranged on the heat-sealing support. According to the bagging, vacuumizing and sealing equipment for the hard products, automatic bagging, vacuumizing and sealing procedures of the products can be achieved, the production efficiency is greatly improved, and compared with manual operation, the packaging quality is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging equipment, in particular to a vacuum sealing device for bagging hard products. Background Art

[0002] Nowadays, products in many industries need to be vacuum packaged to achieve the functions of protection, moisture-proof, dust-proof, and aesthetics. However, most of the current packaging equipment is semi-automatic, and the products to be packaged need to be manually loaded into the packaging bags and then vacuum-sealed. The manpower and time costs are high, not only the packaging efficiency is low, but also the packaging process may be due to individual differences and human defects, resulting in inconsistent packaging quality, which may cause damage or unnecessary friction to the products during transportation. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model aims to provide a hard product bagging vacuum sealing device that can automatically perform bagging, vacuuming and sealing operations, so as to improve the bagging packaging efficiency and packaging quality.

[0004] The purpose of the utility model can be achieved through the following technical solutions: a vacuum sealing device for bagging hard products, comprising a frame and a plate chain conveyor belt assembly and a vacuum adsorption conveyor belt arranged on the frame, a bag supply assembly is arranged at one end of the vacuum adsorption conveyor belt, a bag picking and placing assembly is arranged above the bag supply assembly, a material pushing assembly is arranged at one end of the plate chain conveyor belt assembly, a first bag opening assembly is arranged on the side of the material pushing assembly close to the vacuum adsorption conveyor belt, a heat sealing vacuum assembly is arranged next to the first bag opening assembly, the plate chain conveyor belt assembly is used to convey products, and the bag supply assembly is used to stack a plurality of packaging bags The bag picking and placing assembly transfers the bag from the bag supply assembly to the vacuum adsorption conveyor belt, the first bag opening assembly is used to open the bag opening on the vacuum adsorption conveyor belt, the pushing assembly pushes the product on the plate chain conveyor belt assembly into the packaging bag, the heat sealing vacuum assembly is used to vacuum and heat seal the bag after bagging, the heat sealing vacuum assembly includes a heat sealing bracket and a bag sorting assembly, a pre-pressing assembly, a second bag opening assembly and a heat sealing knife assembly arranged on the heat sealing bracket, the bag sorting assembly is used to flatten the bag opening and vacuumize, the pre-pressing assembly is used to pre-tighten the bag opening, and the heat sealing knife assembly is used to heat seal the bag opening.

[0005] Preferably, the first bag opening component includes a bag opening bracket and a left slide and a right slide slidably arranged on the bag opening bracket, the left slide and the right slide are respectively rotatably provided with a left bag opening shaft and a right bag opening shaft, and the left slide and the right slide are respectively slidably provided with a left rack and a right rack, the left rack and the right rack are fixedly connected by a rack connecting block, the lower ends of the left bag opening shaft and the right bag opening shaft are respectively meshed with the left rack and the right rack through gears, the upper ends of the left bag opening shaft and the right bag opening shaft are both provided with bag opening limit plates, and one end of the right rack is connected to a bag opening driving member.

[0006] Preferably, a first bidirectional screw is provided on the bag opening bracket, and the left sliding seat and the right sliding seat are threadedly connected to the first bidirectional screw via a screw nut.

[0007] Preferably, a suction cup lifting drive is provided on the upper portion of the bag opening bracket, an output end of the suction cup lifting drive is connected to the suction cup bracket, and a suction cup assembly is provided on the suction cup bracket.

[0008] Preferably, a press plate driving component is also provided on the heat sealing bracket, and a heat sealing press plate is provided at the output end of the press plate driving component.

[0009] Preferably, the bag sorting assembly includes a bag sorting bracket arranged on the frame, the bag sorting bracket is provided with a bag sorting guide rail, the bag sorting slide is slidably arranged on the bag sorting guide rail, a second bidirectional screw is rotatably arranged on the bag sorting slide, a left screw nut and a right screw nut are threadedly connected to the second bidirectional screw, bag sorting plates are symmetrically installed on the left screw nut and the right screw nut, a vacuum tube is arranged between the two bag sorting plates, the vacuum tube is fixedly installed on the vacuum tube base, the vacuum tube base is slidably arranged on the bag sorting guide rail, a screw driving component for driving the second bidirectional screw to rotate is arranged on the bag sorting slide, and a vacuum bottom plate driving component for driving the vacuum tube base to move and a bag sorting slide driving component for driving the bag sorting slide to move are arranged on the bag sorting bracket.

[0010] Preferably, the pre-pressing assembly comprises an upper bag pressing plate driving member and a lower bag pressing plate driving member which are relatively installed on the heat sealing bracket, and the output ends of the upper bag pressing plate driving member and the lower bag pressing plate driving member are respectively connected to the upper bag pressing plate and the lower bag pressing plate.

[0011] Preferably, the second bag opening assembly includes an upper bag opening drive and a lower bag opening drive installed on the heat sealing bracket, the output end of the upper bag opening drive is connected to the upper trachea bracket, and two upper bag opening air pipes are installed on the upper trachea bracket, the output end of the lower bag opening drive is connected to the lower trachea bracket, and two lower bag opening air pipes are installed on the lower trachea bracket, and suction nozzles are provided at the ends of the upper bag opening air pipe and the lower bag opening air pipe.

[0012] Preferably, the heat sealing knife assembly comprises a heat sealing knife driving component and a backing plate driving component installed on the heat sealing bracket, and the output ends of the heat sealing knife driving component and the backing plate driving component are respectively connected to the heat sealing knife and the backing plate.

[0013] The beneficial effects of the utility model are as follows: the utility model provides a hard product bagging and vacuum sealing device, which conveys products through a plate chain conveyor belt assembly, and transfers the bags from the bag supply assembly to the vacuum adsorption conveyor belt through a bag picking and placing assembly, and the bags are transferred to one side of a first bag opening assembly through the adsorption effect of the vacuum adsorption conveyor belt, and the bag opening is opened through the first bag opening assembly, and then the product is pushed into the opened bag through the pushing assembly, and after the product is bagged, it continues to be transferred to one side of a heat sealing and vacuuming assembly through the vacuum adsorption conveyor belt, and the bag is vacuumed through a vacuuming assembly in the heat sealing and vacuuming assembly, and at the same time, the bag opening is heat-sealed through a heat sealing knife assembly in the heat sealing and vacuuming assembly, and after the bag is sealed, it is sent out through the vacuum adsorption conveyor belt, thereby realizing the automated bagging, vacuuming and sealing processes of the product, greatly improving the production efficiency, and having higher packaging quality than manual operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described using the accompanying drawings, but the embodiments in the accompanying drawings do not constitute any limitation to the utility model. A person skilled in the art can obtain other drawings based on the following drawings without creative work.

[0015] Figure 1 The utility model is a structural schematic diagram of a vacuum sealing device for bagging hard products.

[0016] Figure 2 The utility model is a structural schematic diagram of a first bag opening component in a vacuum sealing device for bagging hard products.

[0017] Figure 3 The utility model is a schematic diagram of the structure of a heat-sealing vacuum sealing component in a vacuum sealing device for bagging hard products.

[0018] Figure 4 The utility model is a structural schematic diagram of a pre-pressing component in a vacuum sealing device for bagging hard products.

[0019] Figure 5 The utility model is a schematic structural diagram of a heat-sealing knife assembly and a second bag opening assembly in a vacuum sealing device for bagging hard products.

[0020] Figure 6 The utility model is a structural schematic diagram of a bag sorting component in a vacuum sealing device for bagging hard products.

[0021] Figure 7 The utility model is a structural schematic diagram of a bag clamping component in a vacuum sealing device for bagging hard products.

[0022] The numbers shown in the figure are as follows: 1. Plate chain conveyor belt assembly; 2. Bag supply assembly; 3. Bag pick-up and place assembly; 4. Material pusher assembly; 5. First bag opening assembly; 501. Bag opening bracket; 502. First bidirectional screw rod; 503. Left slide seat; 504. Left rack; 505. Left bag opening shaft; 506. Bag opening limit plate; 507. Suction cup lifting drive; 508. Suction cup assembly; 509. Bag opening drive; 510. Right rack; 511. Bag opening right shaft; 512. Right slide seat; 6. Heat sealing pump Vacuum assembly; 601, heat sealing bracket; 602, bag sorting assembly; 60201, bag sorting bracket; 60202, bag sorting guide rail; 60203, bag sorting slide; 60204, left screw nut; 60205, vacuum bottom plate drive; 60206, bag sorting slide drive; 60207, second bidirectional screw; 60208, right screw nut; 60209, screw drive; 60210, bag sorting plate; 60211, vacuum tube; 60212, vacuum tube base; 603, Pre-pressing assembly; 60301, upper bag pressing plate driving member; 60302, upper bag pressing plate; 60303, lower bag pressing plate; 60304, lower bag pressing plate driving member; 604, second bag opening assembly; 60401, upper bag opening driving member; 60402, upper air pipe bracket; 60403, upper bag opening air pipe; 60404, suction nozzle; 60405, lower bag opening air pipe; 60406, lower bag opening driving member; 60407, lower air pipe bracket; 605, heat sealing knife assembly; 60501, heat sealing knife driving member ; 60502, heat sealing knife; 60503, pad; 60504, pad drive; 606, heat sealing pressing plate; 607, pressing drive; 608, bag clamping assembly; 60801, clamping jaw drive; 60802, bag clamping guide rail; 60803, upper bag clamping slide; 60804, clamping jaw; 60805, synchronous wheel; 60806, synchronous belt; 60807, lower bag clamping slide; 60808, bag clamping drive; 60809, bag clamping support plate; 7, vacuum adsorption conveyor belt. DETAILED DESCRIPTION

[0023] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0024] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or suggesting their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0025] The following will be combined with specific embodiments to clearly and completely describe the technical solution of the utility model. 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 embodiments obtained by ordinary technicians in this field without creative work belong to the protection scope of the utility model.

[0026] See also Figures 1 to 7 As shown, the structure of the utility model is: a vacuum sealing device for bagging hard products, including a frame and a plate chain conveyor belt assembly 1 and a vacuum adsorption conveyor belt 7 arranged on the frame, a bag supply assembly 2 is arranged at one end of the vacuum adsorption conveyor belt 7, a bag picking and placing assembly 3 is arranged above the bag supply assembly 2, a material pushing assembly 4 is arranged at one end of the plate chain conveyor belt assembly 1, a first bag opening assembly 5 is arranged on the side of the material pushing assembly 4 close to the vacuum adsorption conveyor belt 7, a heat sealing vacuum assembly 6 is arranged on the side of the first bag opening assembly 5, the plate chain conveyor belt assembly 1 is used to convey products, the bag supply assembly 2 is used to stack a plurality of packaging bags, and the bag picking and placing assembly 3 puts the bags The product is transferred from the bag supply component 2 to the vacuum adsorption conveyor belt 7, the first bag opening component 5 is used to open the bag opening on the vacuum adsorption conveyor belt 7, the pushing component 4 pushes the product on the plate chain conveyor belt component 1 into the packaging bag, the heat sealing vacuum component 6 is used to vacuum and heat seal the bag after bagging, the heat sealing vacuum component 6 includes a heat sealing bracket 601, a bag sorting component 602, a pre-pressing component 603, a second bag opening component 604 and a heat sealing knife component 605, the bag sorting component 602 is used to flatten the bag opening and vacuumize, the pre-pressing component 603 is used to pre-tighten the bag opening, and the heat sealing knife component 605 is used to heat seal the bag opening.

[0027] like Figure 2As shown, the first bag opening component 5 includes a bag opening bracket 501 and a left slide 503 and a right slide 512 slidably arranged on the bag opening bracket 501, a left bag opening shaft 505 and a right bag opening shaft 511 are rotatably arranged on the left slide 503 and the right slide 512 respectively, and a left rack 504 and a right rack 510 are slidably arranged on the left slide 503 and the right slide 512 respectively, the left rack 504 and the right rack 510 are fixedly connected by a rack connecting block, the lower ends of the left bag opening shaft 505 and the right bag opening shaft 511 are respectively meshed with the left rack 504 and the right rack 510 through gears, the upper ends of the left bag opening shaft 505 and the right bag opening shaft 511 are both provided with a bag opening limit plate 506, and one end of the right rack 510 is connected to a bag opening driving member 509. Specifically, the left rack 504 and the right rack 510 are pushed to move by the bag opening drive 509, and the two racks respectively drive the left bag opening shaft 505 and the right bag opening shaft 511 to rotate, thereby driving the bag opening limit plates 506 on both sides to rotate toward the bag opening, and open the bag opening to facilitate the subsequent bagging of the product. The rack transmission method can make the angles of rotation of the bag opening limit plates 506 driven by the left bag opening shaft 505 and the right bag opening shaft 511 consistent, which is beneficial to keep the bag opening flush when opening the bag, facilitate the subsequent bagging of the product, and ensure that the bag opening is neat and beautiful when the bag opening is heat-sealed.

[0028] like Figure 2 As shown, a first bidirectional screw 502 is provided on the bag opening bracket 501, and a left slide 503 and a right slide 512 are threadedly connected to the first bidirectional screw 502 through a screw nut. Specifically, the distance between the left slide 503 and the right slide 512 is adjusted by rotating the first bidirectional screw 502, thereby adjusting the distance between the bag opening limit plates 506 on the left bag opening rotating shaft 505 and the right bag opening rotating shaft 511 to adapt to packaging bags of different sizes.

[0029] Further Figure 2 As shown, a suction cup lifting driving member 507 is provided on the upper part of the bag opening bracket 501, and the output end of the suction cup lifting driving member 507 is connected to the suction cup bracket, and the suction cup bracket is provided with a suction cup assembly 508. Specifically, the suction cup assembly 508 absorbs the upper side of the bag opening, and then the suction cup lifting driving member 507 drives the suction cup assembly 508 to move upward to open the bag opening a little, so as to facilitate the bag opening limit plates 506 on both sides to rotate toward the bag opening.

[0030] As shown Figure 3 , Figure 4 As shown, the heat sealing bracket 601 is also provided with a press plate driver 607, and the output end of the press plate driver 607 is provided with a heat sealing press plate 606. Specifically, the press plate driver 607 drives the heat sealing press plate 606 to press down the bag to prevent the bag from moving when the bag is heat-sealed.

[0031] like Figure 6As shown, the bag sorting assembly 602 includes a bag sorting bracket 60201 arranged on the frame, the bag sorting bracket 60201 is provided with a bag sorting guide rail 60202, the bag sorting guide rail 60202 is slidably provided with a bag sorting slide 60203, the bag sorting slide 60203 is rotatably provided with a second bidirectional screw rod 60207, the second bidirectional screw rod 60207 is threadedly connected with a left screw rod nut 60204 and a right screw rod nut 60208, and the left screw rod nut 60204 and the right screw rod nut 60208 are symmetrically installed with bag sorting plates 60210, and the two bag sorting plates 60 A vacuum tube 60211 is arranged between 210, and the vacuum tube 60211 is fixedly installed on the vacuum tube base 60212. The vacuum tube base 60212 is slidably arranged on the bag sorting guide rail 60202. The bag sorting slide 60203 is provided with a screw drive 60209 for driving the second bidirectional screw 60207 to rotate. The bag sorting bracket 60201 is provided with a vacuum bottom plate drive 60205 for driving the vacuum tube base 60212 to move and a bag sorting slide drive 60206 for driving the bag sorting slide 60203 to move.

[0032] like Figure 4 As shown, the pre-pressing assembly 603 includes an upper bag pressing plate driving component 60301 and a lower bag pressing plate driving component 60304 which are relatively installed on the heat sealing bracket 601, and the output ends of the upper bag pressing plate driving component 60301 and the lower bag pressing plate driving component 60304 are respectively connected to the upper bag pressing plate 60302 and the lower bag pressing plate 60303.

[0033] like Figure 5 As shown, the second bag opening component 604 includes an upper bag opening driving component 60401 and a lower bag opening driving component 60406 installed on the heat sealing bracket 601, the output end of the upper bag opening driving component 60401 is connected to the upper trachea bracket 60402, and two upper bag opening air pipes 60403 are installed on the upper trachea bracket 60402, the output end of the lower bag opening driving component 60406 is connected to the lower trachea bracket 60407, and two lower bag opening air pipes 60405 are installed on the lower trachea bracket 60407, and suction nozzles 60404 are provided at the ends of the upper bag opening air pipe 60403 and the lower bag opening air pipe 60405.

[0034] Further Figure 5 As shown, the heat sealing knife assembly 605 includes a heat sealing knife driver 60501 and a backing plate driver 60504 installed on the heat sealing bracket 601, and the output ends of the heat sealing knife driver 60501 and the backing plate driver 60504 are respectively connected to the heat sealing knife 60502 and the backing plate 60503.

[0035] like Figure 7As shown, bag clamping assemblies 608 are symmetrically arranged on both sides of the heat sealing knife assembly 605, and the bag clamping assembly 608 includes a bag clamping driving member 60808 fixedly installed on the heat sealing bracket 601, and the output end of the bag clamping driving member 60808 is fixedly connected to a bag clamping support plate 60809, and a bag clamping guide rail 60802 is vertically installed on the bag clamping support plate 60809, and an upper bag clamping slide 60803 and a lower bag clamping slide 60807 are slidably arranged on the bag clamping guide rail 60802, and the upper bag clamping slide 60803 and the lower bag clamping slide 60807 are slidably arranged on the bag clamping guide rail 60802. The slide 60807 is provided with clamping jaws 60804 opposite to each other, and the bag clamping support plate 60809 is provided with a clamping jaw driving component 60801, a synchronous wheel 60805 and a synchronous belt 60806 for driving the clamping jaws 60804 to open and close. The output end of the clamping jaw driving component 60801 is fixedly connected to the upper bag clamping slide 60803, and the synchronous belt 60806 is wound on the synchronous wheel 60805. The upper bag clamping slide 60803 and the lower bag clamping slide 60807 are respectively fixedly connected to the two sides of the synchronous belt 60806. Specifically, the clamping jaw driving member 60801 and the bag clamping driving member 60808 are cylinders, which drive the upper bag clamping slide 60803 to move along the bag clamping guide rail 60802 through the clamping jaw driving member 60801, and transmit through the synchronous wheel 60805 and the synchronous belt 60806, synchronously driving the lower bag clamping slide 60807 to move along the bag clamping guide rail 60802, thereby realizing the opening and closing of the clamping jaw 60804, and the clamping jaw 60804 is used to clamp the two sides of the bag opening to prevent the bag opening from deformation during heat sealing.

[0036] During specific use, the product is conveyed by the plate chain conveyor belt assembly 1, and the bag is transferred from the bag supply assembly 2 to the vacuum adsorption conveyor belt 7 through the bag picking and placing assembly 3. The bag is transferred to the side of the first bag opening assembly 5 through the adsorption effect of the vacuum adsorption conveyor belt 7, the bag mouth is opened by the first bag opening assembly 5, and then the product is pushed into the opened bag by the pushing assembly 4. After the product is bagged, it continues to be transferred to the side of the heat sealing vacuum assembly 6 through the vacuum adsorption conveyor belt 7, the bag is vacuumed by the vacuum assembly in the heat sealing vacuum assembly 6, and the bag mouth is heat-sealed by the heat sealing knife assembly in the heat sealing vacuum assembly 6. After the bag is sealed, it is sent out through the vacuum adsorption conveyor belt 7, thereby realizing the automated bagging, vacuuming and sealing processes of the product, greatly improving the production efficiency, and the packaging quality is higher than that of manual operation.

[0037] The utility model is further described above with the help of specific embodiments, but it should be understood that the specific description here should not be construed as limiting the essence and scope of the utility model. Various modifications made to the above embodiments by ordinary technicians in this field after reading this specification are all within the scope of protection of the utility model.

Claims

1. A vacuum sealing device for bagging rigid products, characterized by: The invention comprises a frame and a plate chain conveyor belt assembly (1) and a vacuum adsorption conveyor belt (7) arranged on the frame, wherein a bag supply assembly (2) is arranged at one end of the vacuum adsorption conveyor belt (7), a bag picking and placing assembly (3) is arranged above the bag supply assembly (2), a material pushing assembly (4) is arranged at one end of the plate chain conveyor belt assembly (1), a first bag opening assembly (5) is arranged on the side of the material pushing assembly (4) close to the vacuum adsorption conveyor belt (7), a heat sealing vacuum pumping assembly (6) is arranged on the side of the first bag opening assembly (5), the plate chain conveyor belt assembly (1) is used to convey products, the bag supply assembly (2) is used to stack a plurality of packaging bags, and the bag picking and placing assembly (3) transfers the bags from the bag supply assembly (2) to the vacuum adsorption conveyor belt (7) ), the first bag opening component (5) is used to open the bag opening on the vacuum suction conveyor belt (7), the pushing component (4) pushes the product on the plate chain conveyor belt component (1) into the packaging bag, the heat sealing vacuum component (6) is used to vacuum and heat seal the bag after bagging, the heat sealing vacuum component (6) includes a heat sealing bracket (601) and a bag sorting component (602), a pre-pressing component (603), a second bag opening component (604) and a heat sealing knife component (605) arranged on the heat sealing bracket (601), the bag sorting component (602) is used to flatten the bag opening and vacuumize, the pre-pressing component (603) is used to pre-press the bag opening, and the heat sealing knife component (605) is used to heat seal the bag opening.

2. The vacuum sealing device for bagging hard products according to claim 1, characterized in that: The first bag opening component (5) comprises a bag opening bracket (501) and a left sliding seat (503) and a right sliding seat (512) slidably arranged on the bag opening bracket (501); a left bag opening rotating shaft (505) and a right bag opening rotating shaft (511) are rotatably arranged on the left sliding seat (503) and the right sliding seat (512), respectively; and a left rack (504) and a right rack (510) are slidably arranged on the left sliding seat (503) and the right sliding seat (512), respectively. The left rack (504) and the right rack (510) are fixedly connected via a rack connecting block; the lower ends of the left bag opening rotating shaft (505) and the right bag opening rotating shaft (511) are respectively meshed with the left rack (504) and the right rack (510) via gears; the upper ends of the left bag opening rotating shaft (505) and the right bag opening rotating shaft (511) are both provided with a bag opening limiting plate (506); and one end of the right rack (510) is connected to a bag opening driving member (509).

3. The vacuum sealing device for bagging hard products according to claim 2, characterized in that: The bag opening bracket (501) is provided with a first bidirectional screw rod (502), and the left sliding seat (503) and the right sliding seat (512) are threadedly connected to the first bidirectional screw rod (502) via screw rod nuts.

4. The vacuum sealing device for bagging hard products according to claim 2, characterized in that: A suction cup lifting drive member (507) is arranged on the upper part of the bag opening bracket (501); an output end of the suction cup lifting drive member (507) is connected to a suction cup bracket; and a suction cup assembly (508) is arranged on the suction cup bracket.

5. The vacuum sealing device for bagging hard products according to claim 1, characterized in that: The heat sealing support (601) is also provided with a material pressing plate driving component (607), and the output end of the material pressing plate driving component (607) is provided with a heat sealing material pressing plate (606).

6. The vacuum sealing device for bagging hard products according to claim 1, characterized in that: The bag sorting assembly (602) comprises a bag sorting bracket (60201) arranged on a frame, a bag sorting guide rail (60202) being arranged on the bag sorting bracket (60201), a bag sorting slide (60203) being slidably arranged on the bag sorting guide rail (60202), a second bidirectional screw rod (60207) being rotatably arranged on the bag sorting slide (60203), a left screw rod nut (60204) and a right screw rod nut (60208) being threadedly connected on the second bidirectional screw rod (60207), bag sorting plates (60210) being symmetrically mounted on the left screw rod nut (60204) and the right screw rod nut (60208), and the two bag sorting plates (60210) is provided with a vacuum tube (60211), the vacuum tube (60211) is fixedly mounted on the vacuum tube base (60212), the vacuum tube base (60212) is slidably arranged on the bag sorting guide rail (60202), the bag sorting slide (60203) is provided with a screw drive (60209) for driving the second bidirectional screw (60207) to rotate, the bag sorting bracket (60201) is provided with a vacuum bottom plate drive (60205) for driving the vacuum tube base (60212) to move, and a bag sorting slide drive (60206) for driving the bag sorting slide (60203) to move.

7. The vacuum sealing device for bagging hard products according to claim 1, characterized in that: The pre-pressing assembly (603) comprises an upper bag pressing plate driving member (60301) and a lower bag pressing plate driving member (60304) which are relatively mounted on the heat sealing bracket (601) in an upper and lower manner, and the output ends of the upper bag pressing plate driving member (60301) and the lower bag pressing plate driving member (60304) are respectively connected to the upper bag pressing plate (60302) and the lower bag pressing plate (60303).

8. The vacuum sealing device for bagging hard products according to claim 1, characterized in that: The second bag opening component (604) comprises an upper bag opening driving member (60401) and a lower bag opening driving member (60406) mounted on a heat sealing bracket (601); the output end of the upper bag opening driving member (60401) is connected to an upper trachea bracket (60402); two upper bag opening air tubes (60403) are mounted on the upper trachea bracket (60402); the output end of the lower bag opening driving member (60406) is connected to a lower trachea bracket (60407); two lower bag opening air tubes (60405) are mounted on the lower trachea bracket (60407); and suction nozzles (60404) are provided at the ends of the upper bag opening air tubes (60403) and the lower bag opening air tubes (60405).

9. The vacuum sealing device for bagging hard products according to claim 1, characterized in that: The heat sealing knife assembly (605) comprises a heat sealing knife driving component (60501) and a backing plate driving component (60504) mounted on a heat sealing bracket (601), wherein the output ends of the heat sealing knife driving component (60501) and the backing plate driving component (60504) are respectively connected to the heat sealing knife (60502) and the backing plate (60503).

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