Double-station vacuumizing sealing mechanism

Abstract

The utility model provides a double-station vacuumizing sealing mechanism. A first mounting plate is arranged on the back side of the rack, a vacuum front-back air cylinder is arranged at the lower end of the first mounting plate, a vacuum connecting plate is arranged at one end of the vacuum front-back air cylinder, a vacuum suction nozzle is arranged on the surface of the vacuum connecting plate, and a second mounting plate is arranged on the back side of the rack and corresponds to the lower portion of the first mounting plate. The double-station vacuum sealing device has the advantages that the two vacuum suction nozzles are arranged and used in cooperation with the supporting rod to achieve double-station vacuum sealing packaging, after the upper suction cup and the lower suction block are used for opening a bag opening, the vacuum suction nozzles and the supporting rod stretch into the bag opening, after the supporting rod is opened, the bag opening is straightened, the upper bag pressing block and the lower bag pressing block press the bag opening tightly, then vacuum pumping is conducted, and after vacuum pumping is completed, the bag opening is sealed. And the vacuum suction nozzle and the supporting rod retreat from the bag opening, and the upper heat sealing block and the lower heat sealing block seal the packaging bag.

Description

Technical Field

[0001] The utility model belongs to the technical field of vacuum packaging, and in particular relates to a double-station vacuum sealing mechanism. Background Art

[0002] As we all know, vacuum packaging machines are machines that vacuum-pack products to protect and extend the shelf life of products. Existing vacuum packaging machines are prone to wrinkling when sealing, making it difficult to exhaust all the air and having low efficiency. Therefore, a double-station vacuum sealing mechanism is urgently needed. Utility Model Content

[0003] In view of the technical defects existing in the background technology, the utility model proposes a double-station vacuum sealing mechanism, which solves the above technical problems and meets the actual needs. The specific technical solution is as follows:

[0004] A double-station vacuum sealing mechanism comprises a frame, a first mounting plate is provided on the back side of the frame, a vacuum front and rear cylinder is provided at the lower end of the first mounting plate, a vacuum connecting plate is provided at one end of the vacuum front and rear cylinder, a vacuum suction nozzle is provided on the surface of the vacuum connecting plate, a second mounting plate is provided on the back side of the frame corresponding to the lower side of the first mounting plate, a strut front and rear cylinder is provided at the upper end of the second mounting plate, a strut connecting plate is provided at one end of the strut front and rear cylinder, a strut is slidably connected with a strut in the strut connecting plate, a strut opening cylinder is provided at both ends of the strut connecting plate, and the lower end of the strut is connected to the output end of the strut opening cylinder.

[0005] As an improvement of the above scheme, a third mounting plate is provided at the upper end of the frame, an upper bag pressing cylinder is provided at one end of the third mounting plate, an upper bag pressing block is provided at the lower end of the upper bag pressing cylinder, an upper heat sealing cylinder is provided at one side of the upper bag pressing cylinder, an upper heat sealing block is provided at the lower end of the upper heat sealing cylinder, an upper suction cup cylinder is provided at one side of the upper heat sealing cylinder, a first connecting plate is provided at the lower end of the upper suction cup, and an upper suction cup is provided at the lower end of the first connecting plate.

[0006] As an improvement of the above scheme, a base is provided on one side of the frame, a fourth mounting plate is provided on the upper end of the base, a lower bag pressure cylinder is provided on one side of the fourth mounting plate, a lower bag pressure block is provided on the upper end of the lower bag pressure cylinder, a lower heat sealing cylinder is provided on the lower end of the fourth mounting plate, a lower heat sealing block is provided on the upper end of the lower heat sealing cylinder, a lower suction block is provided on one side of the lower heat sealing block, and a suction port matched with the upper suction cup is provided on the upper end of the lower suction block.

[0007] As an improvement of the above solution, a first guide rod is provided at the upper end of the upper heat sealing block, a first limit block is provided on the surface of the third mounting plate, and the first guide rod passes through the first limit block.

[0008] As an improvement of the above solution, a second guide rod is provided at the lower end of the lower heat sealing block, a second limit block is provided on the surface of the fourth mounting plate, and the second guide rod passes through the second limit block.

[0009] As an improvement of the above solution, a first heating tube is provided inside the upper heat sealing block, and a second heating tube is provided at the upper end of the lower heat sealing block.

[0010] The beneficial effect of the utility model is that two vacuum suction nozzles are provided, and the use of the support rod can realize double-station vacuum sealing packaging. After the bag opening is opened by the upper suction cup and the lower suction block, the vacuum suction nozzle and the support rod are extended into the bag opening. After the support rod is opened, the bag opening is straightened, and the upper bag pressing block and the lower bag pressing block press the bag opening tightly. At this time, vacuuming is carried out. After the vacuuming is completed, the vacuum suction nozzle and the support rod withdraw from the bag opening, and the upper heat sealing block and the lower heat sealing block seal the packaging bag. The cylinder action is used to replace manual operation, and full automation is realized, which greatly improves the production capacity. The bag opening is opened by the upper suction cup and the lower suction block, and the bag opening is straightened by the vacuum suction nozzle and the support rod to avoid wrinkles at the sealing point, facilitate exhausting air, and improve efficiency. The stability of the vacuum sealing is guaranteed throughout the entire process. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a side structural schematic diagram of the double-station vacuum sealing mechanism of the utility model;

[0012] Figure 2 This is a front structural schematic diagram of the double-station vacuum sealing mechanism of the utility model;

[0013] Figure 3 It is a structural schematic diagram of the double-station vacuum sealing mechanism of the utility model from a three-dimensional perspective.

[0014] Wherein: frame 1, first mounting plate 11, second mounting plate 12, third mounting plate 13, base 14, fourth mounting plate 15, first limit block 16, second limit block 17, vacuum front and rear cylinder 2, vacuum connecting plate 21, vacuum suction nozzle 22, support rod front and rear cylinder 3, support rod connecting plate 31, support rod 32, support rod opening cylinder 33, upper bag pressing cylinder 4, upper bag pressing block 41, upper heat sealing cylinder 5, upper heat sealing block 51, first guide rod 52, first heating pipe 53, upper suction cup cylinder 6, first connecting plate 61, upper suction cup 62, lower bag pressing cylinder 7, lower bag pressing block 71, lower heat sealing cylinder 8, lower heat sealing block 81, second guide rod 82, second heating pipe 83, lower suction block 9, suction port 91. DETAILED DESCRIPTION

[0015] The implementation methods of the present invention are described below in conjunction with the accompanying drawings and relevant embodiments. The implementation methods of the present invention are not limited to the following embodiments, and the present invention involves relevant necessary components in this technical field, which should be regarded as common knowledge in this technical field and can be known and mastered by technical personnel in this technical field.

[0016] like Figures 1 to 3 As shown, a double-station vacuum sealing mechanism includes a frame 1, a first mounting plate 11 is provided on the back side of the frame 1, a vacuum front and rear cylinder 2 is provided at the lower end of the first mounting plate 11, a vacuum connecting plate 21 is provided at one end of the vacuum front and rear cylinder 2, a vacuum suction nozzle 22 is provided on the surface of the vacuum connecting plate 21, preferably, the vacuum suction nozzle 22 can realize vacuuming of the packaging bag by connecting a vacuum pump, a second mounting plate 12 is provided on the back side of the frame 1 corresponding to the lower part of the first mounting plate 11, a strut front and rear cylinder 3 is provided at the upper end of the second mounting plate 12, a strut front and rear cylinder 3 is provided at one end of the strut front and rear cylinder 3, a strut connecting plate 31 is provided, a strut 32 is slidably connected in the strut connecting plate 31, a strut opening cylinder 33 is provided at both ends of the strut connecting plate 31, and the lower end of the strut 32 is connected to the output end of the strut opening cylinder 33.

[0017] like Figures 1 to 3 As shown, it should be noted that, a third mounting plate 13 is provided at the upper end of the frame 1, an upper bag pressing cylinder 4 is provided at one end of the third mounting plate 13, an upper bag pressing block 41 is provided at the lower end of the upper bag pressing cylinder 4, an upper heat sealing cylinder 5 is provided at one side of the upper bag pressing cylinder 4, an upper heat sealing block 51 is provided at the lower end of the upper heat sealing cylinder 5, an upper suction cup cylinder 6 is provided at one side of the upper heat sealing cylinder 5, a first connecting plate 61 is provided at the lower end of the upper suction cup cylinder 6, an upper suction cup 62 is provided at the lower end of the first connecting plate 61, and preferably, the upper suction cup 62 can adsorb the surface of the packaging bag by connecting an air pump.

[0018] like Figures 1 to 3 As shown, it should be noted that a base 14 is provided on one side of the frame 1, and a fourth mounting plate 15 is provided on the upper end of the base 14, and a lower bag pressing cylinder 7 is provided on one side of the fourth mounting plate 15, and a lower bag pressing block 71 is provided on the upper end of the lower bag pressing cylinder 7, and a lower heat sealing cylinder 8 is provided on the lower end of the fourth mounting plate 15, and a lower heat sealing block 81 is provided on the upper end of the lower heat sealing cylinder 8, and a lower suction block 9 is provided on one side of the lower heat sealing block 81, and a suction port 91 adapted to the upper suction cup 62 is provided on the upper end of the lower suction block 9. Preferably, the suction port 91 can be connected to an air pump to achieve adsorption of the packaging bag surface.

[0019] like Figure 1As shown, it should be noted that a first guide rod 52 is provided at the upper end of the upper heat sealing block 51 , a first limit block 16 is provided on the surface of the third mounting plate 13 , and the first guide rod 52 passes through the first limit block 16 .

[0020] like Figure 1 As shown, it should be noted that a second guide rod 82 is provided at the lower end of the lower heat sealing block 81 , a second limit block 17 is provided on the surface of the fourth mounting plate 15 , and the second guide rod 82 passes through the second limit block 17 .

[0021] like Figure 1 and Figure 3 As shown, it should be noted that a first heating tube 53 is provided inside the upper heat sealing block 51 , and a second heating tube 83 is provided at the upper end of the lower heat sealing block 81 .

[0022] Working principle: as a preference, two vacuum suction nozzles 22 are provided, and the use of the support rod 32 realizes double-station vacuum sealing packaging. Before work, the packaging bags are placed at the stations in front of the vacuum suction nozzle 22 respectively, and the packaging bags are adsorbed by the upper suction cup 62 and the lower suction block 9, and the upper suction cup cylinder 6 is driven to open the bag opening, and the vacuum front and rear cylinders 2 and the support rod front and rear cylinders 3 are used to extend the vacuum suction nozzle 22 and the support rod 32 into the bag opening. At this time, the support rod opening cylinder 33 is driven to open the bag opening, and the upper bag pressing cylinder 4 and the lower bag pressing cylinder 7 are driven to make the upper bag pressing block 41 and the lower bag pressing block 71 press the bag opening tightly. At this time, the vacuum pump is driven to make the vacuum suction nozzle 22 vacuumize the packaging bag. After the vacuuming is completed, the vacuum front and rear cylinders 2 and the support rod front and rear cylinders 3 are driven to vacuum suction The nozzle 22 and the support rod 32 withdraw from the bag mouth, and at this time, the upper heat-sealing cylinder 5 and the lower heat-sealing cylinder 8 are driven to make the upper heat-sealing block 51 and the lower heat-sealing block 81 clamp the packaging bag, and use the first heating tube 53 and the second heating tube 83 to perform heat sealing. After the sealing is completed, the upper heat-sealing block 51, the lower heat-sealing block 81, the upper bag pressing block 41, the lower bag pressing block 71, the upper suction cup 62 and the lower suction block 9 are released, so that the heat-sealed packaging bag enters the next process. This method uses the cylinder action to replace manual operation, realizes full automation, and greatly improves production capacity. The bag mouth is opened by the upper suction cup 62 and the lower suction block 9, and the bag mouth is straightened by the vacuum suction nozzle 22 and the support rod 32 to avoid wrinkles at the sealing point, facilitate exhausting air, improve efficiency, and ensure the stability of the vacuum sealing throughout the process.

[0023] The above is only a preferred embodiment of the present invention. It should be pointed out that ordinary technicians in this technical field can make several improvements and modifications without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A double-station vacuum sealing mechanism, comprising a frame, characterized in that: A first mounting plate is provided on the back side of the frame, a vacuum front and rear cylinder is provided at the lower end of the first mounting plate, a vacuum connecting plate is provided at one end of the vacuum front and rear cylinder, a vacuum suction nozzle is provided on the surface of the vacuum connecting plate, a second mounting plate is provided on the back side of the frame corresponding to the lower side of the first mounting plate, a strut front and rear cylinder is provided at the upper end of the second mounting plate, a strut connecting plate is provided at one end of the strut front and rear cylinder, a strut connecting plate is provided, a strut is slidably connected with the inside of the strut connecting plate, a strut opening cylinder is provided at both ends of the strut connecting plate, and the lower end of the strut is connected to the output end of the strut opening cylinder.

2. The double-station vacuum sealing mechanism according to claim 1, characterized in that: A third mounting plate is provided at the upper end of the frame, an upper bag pressing cylinder is provided at one end of the third mounting plate, an upper bag pressing block is provided at the lower end of the upper bag pressing cylinder, an upper heat sealing cylinder is provided at one side of the upper bag pressing cylinder, an upper heat sealing block is provided at the lower end of the upper heat sealing cylinder, an upper suction cup cylinder is provided at one side of the upper heat sealing cylinder, a first connecting plate is provided at the lower end of the upper suction cup cylinder, and an upper suction cup is provided at the lower end of the first connecting plate.

3. The double-station vacuum sealing mechanism according to claim 2, characterized in that: A base is provided on one side of the frame, a fourth mounting plate is provided on the upper end of the base, a lower bag pressing cylinder is provided on one side of the fourth mounting plate, a lower bag pressing block is provided on the upper end of the lower bag pressing cylinder, a lower heat sealing cylinder is provided on the lower end of the fourth mounting plate, a lower heat sealing block is provided on the upper end of the lower heat sealing cylinder, a lower suction block is provided on one side of the lower heat sealing block, and a suction port matched with the upper suction cup is provided on the upper end of the lower suction block.

4. The double-station vacuum sealing mechanism according to claim 2, characterized in that: A first guide rod is disposed at the upper end of the upper heat sealing block, a first limit block is disposed on the surface of the third mounting plate, and the first guide rod passes through the first limit block.

5. The double-station vacuum sealing mechanism according to claim 3, characterized in that: A second guide rod is disposed at the lower end of the lower heat sealing block, a second limit block is disposed on the surface of the fourth mounting plate, and the second guide rod passes through the second limit block.

6. The double-station vacuum sealing mechanism according to claim 3, characterized in that: A first heating tube is arranged inside the upper heat sealing block, and a second heating tube is arranged at the upper end of the lower heat sealing block.

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