CN220786268U

CN220786268U - Vacuumizing sealing mechanism

Info

Publication number: CN220786268U
Application number: CN202322719932.9U
Authority: CN
Inventors: 张长乐; 叶聪敏; 陈启贤; 陈勋扬; 吴伟杰; 林小军; 陈亿斌; 沈锡喜; 朱帅; 叶鸿福; 陈子南; 林文辉; 蔡荣顺; 钟清林; 邹嘉熠; 郑智欣
Original assignee: Fujian Hongmin Intelligent Equipment Manufacturing Co ltd
Current assignee: Fujian Hongmin Intelligent Equipment Manufacturing Co ltd
Priority date: 2023-10-10
Filing date: 2023-10-10
Publication date: 2024-04-16
Anticipated expiration: 2033-10-10

Abstract

The utility model discloses a vacuumizing sealing mechanism, which comprises a lifting assembly, wherein a lifting plate is fixedly arranged at the moving end of the lifting assembly, an exhaust pipe for exhausting is arranged in the middle of the lifting plate, a position adjusting assembly for adjusting the position of the exhaust pipe is arranged on the lifting plate, two symmetrically arranged sliding plates are slidably arranged on the lower surface of the lifting plate, two sliding driving cylinders for driving the sliding plates to slide are arranged on the lower surface of the lifting plate, and a sealing assembly for vacuumizing sealing a bag opening and a heat sealing assembly for sealing the bag opening are respectively arranged between the lifting plate and the sliding plates. The beneficial effects of the utility model are as follows: the lifting assembly drives the heat sealing assembly and the sealing assembly to move to the sealing bag, the air extraction pipe is inserted into the sealing bag to carry out air extraction, and the air extraction pipe seals the bag opening to prevent external air from entering the bag through the sealing assembly when the air extraction pipe extracts air, so that the air extraction pipe is vacuumized, and the bag opening is heat-sealed through the heat sealing assembly after vacuumization.

Description

Vacuumizing sealing mechanism

Technical Field

The utility model relates to the technical field of plastic bag sealing, in particular to a vacuumizing sealing mechanism.

Background

Grain preservation time is shorter in normal atmospheric temperature, and granular grain such as wheat, rice can accelerate its rotten because of the influence of temperature and humidity in the air, so in order to lengthen preservation time, can carry out the evacuation packing with granular grain and thereby lengthen preservation time, and current some packagine machine needs to be manual place the wrapping bag in evacuation equipment department and seals, and manual place and take can waste longer time each time, has reduced overall efficiency, for this we provide an evacuation sealing mechanism and solve above-mentioned problem.

Disclosure of utility model

The utility model aims to overcome the defects of the prior art and provides a vacuumizing sealing mechanism.

The aim of the utility model is achieved by the following technical scheme:

The utility model provides a mechanism is sealed in evacuation, includes lifting unit, lifting unit's mobile terminal fixed mounting has the lifter plate, the lifter plate middle part is provided with the exhaust tube that is used for bleeding, install on the lifter plate and be used for adjusting the position control subassembly of exhaust tube position, the sliding plate that surface sliding mounting has two symmetries to set up under the lifter plate, the lower surface mounting of lifter plate has two and drives the gliding slip drive cylinder of sliding plate with the side, be provided with the sealing subassembly that is used for the evacuation to seal the sack and the heat-seal subassembly of sealed sack between lifter plate and the sliding plate respectively.

Preferably, the lifting assembly comprises a fixed frame, a lifting column for lifting is slidably arranged in the fixed frame, a rack is fixedly arranged on one side surface of the lifting column, a lifting motor is fixedly arranged on one side surface of the outer surface of the fixed frame, and a gear meshed with the rack is fixedly arranged at the power output end of the lifting motor.

Preferably, the position adjusting component comprises a mounting frame, two outer side surfaces of the mounting frame are fixedly provided with lifting cylinders, the power ends of the lifting cylinders are connected with the lifting plates, sliding rods are fixedly arranged between the two inner side surfaces of the mounting frame, mounting sliding blocks are arranged on the sliding rods in a sliding mode, the exhaust pipes are mounted at the bottoms of the mounting sliding blocks, one outer side surface of the mounting frame is provided with an adjusting motor, and the rotating end of the adjusting motor is provided with a screw rod in transmission connection with the mounting sliding blocks.

Preferably, the sealing assembly comprises sealing driving cylinders fixedly mounted on each sliding plate, a second transmission plate is mounted at the power output end of each sealing driving cylinder, and an elastic sealing strip is fixedly mounted on the side face of the second transmission plate.

Preferably, the heat seal assembly comprises a mounting plate arranged at the power output end of each sliding driving cylinder, a heat seal driving cylinder is fixedly arranged on one side surface of the mounting plate, a first transmission plate is fixedly arranged at the power output end of the heat seal driving cylinder penetrating through the mounting plate, and a heat seal block is arranged on the side surface of the first transmission plate.

Preferably, a connecting rod structure is arranged between two sides of the sliding plate, the connecting rod structure comprises a side plate fixedly installed in the middle of the edge of the bottom surface of the lifting plate, a rotating plate is installed by rotating the side surface of the side plate, connecting rods are installed at two ends of the rotating plate in a rotating mode, and each connecting rod is connected with a connecting seat on the sliding plate on the same side in a rotating mode.

Preferably, the two installation sliding blocks are slidably installed on the sliding rod, and the screw rod rotates to drive the two installation sliding blocks to deviate from or move close to each other on the sliding rod.

Preferably, the air extraction end of the air extraction pipe is flat.

The utility model has the following advantages:

1. According to the utility model, the heat sealing assembly and the sealing assembly are driven to move to the sealing bag through the lifting assembly, the air extraction pipe is inserted into the sealing bag for air extraction, the opening of the bag is sealed through the sealing assembly when the air extraction pipe is extracted, so that the air extraction pipe is convenient for vacuumizing, the opening of the bag is heat-sealed through the heat sealing assembly after vacuumizing, manual placement is not needed in the whole process, the whole process is automatically completed, and vacuumizing and heat sealing are greatly improved.

2. According to the utility model, the adjusting motor drives the screw rod to rotate so as to drive the installation sliding block to move so as to enable the exhaust pipe to move, the left and right adjustment is realized, the height of the exhaust pipe is adjusted under the lifting of the lifting cylinder, and the exhaust pipe is driven to be adjusted up and down and left and right by the driving of the adjusting motor and the lifting cylinder.

3. According to the utility model, the sealing bag opening can be pressed and sealed when the air is pumped through the two elastic sealing strips with elasticity, so that the air in the sealing bag can be pumped through the air pumping pipe, and after the air pumping is finished, the two elastic sealing strips are pumped out of the bag through the air pumping pipe, and the bag opening is tightly closed under the action of elasticity, so that the external air is prevented from entering the sealing bag.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic diagram of the overall explosive state structure of the present utility model.

Fig. 3 is a schematic structural diagram of a lifting assembly according to the present utility model.

Fig. 4 is a schematic view of a position adjusting assembly according to the present utility model.

Fig. 5 is a schematic structural view of the seal assembly of the present utility model.

Fig. 6 is a schematic view of the heat seal assembly of the present utility model.

Fig. 7 is a schematic view of a connecting rod structure according to the present utility model.

FIG. 8 is a schematic diagram showing the relationship between two elastic sealing strips and an exhaust pipe when the two elastic sealing strips are used for sealing the bag opening.

In the figure, 1, a lifting assembly; 11. a fixed frame; 12. lifting columns; 13. a lifting motor; 14. a gear; 15. a rack; 2. a lifting plate; 3. an exhaust pipe; 4. a position adjustment assembly; 41. a mounting frame; 42. a slide bar; 43. installing a sliding block; 44. adjusting a motor; 45. a screw rod; 46. a lifting cylinder; 5. a sliding plate; 6. a slide driving cylinder; 7. a heat seal assembly; 71. a mounting plate; 72. a heat-sealing driving cylinder; 73. a first drive plate; 74. heat sealing blocks; 8. a seal assembly; 81. sealing a driving cylinder; 82. a second drive plate; 83. an elastic sealing strip; 9. a connecting rod structure; 91. a side plate; 92. a rotating plate; 93. and a connecting rod.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. It will be understood by those of ordinary skill in the art that the specific meaning of the terms described above in this application

Such as the embodiment shown in fig. 1-8.

The utility model provides a mechanism is sealed in evacuation, includes lifting unit 1, lifting unit 1's mobile terminal fixed mounting has lifter plate 2, lifter plate 2 middle part is provided with the exhaust tube 3 that is used for bleeding, install on the lifter plate 2 and be used for adjusting the position control subassembly 4 of exhaust tube 3 position, lifter plate 2 lower surface slidable mounting has two sliding plates 5 that symmetry set up, lifter plate 2's lower surface mounting has two and drives the gliding slip drive cylinder 6 of sliding plate 5 with the side, be provided with the sealing subassembly 8 that are used for evacuating sealed pocket mouth and the sealing subassembly 7 of sealing pocket mouth between lifter plate 2 and the sliding plate 5 respectively.

The sealing assembly 8 for sealing the bag opening in the vacuum-pumping manner is used for sealing the bag opening, so that external gas is prevented from entering the sealed bag in the vacuum-pumping process, and the heat sealing assembly 7 for sealing the sealed bag opening in the vacuum-pumping manner is used for heat-sealing the bag opening of the sealed bag, namely, the external gas machine can be prevented from entering the sealed bag under the condition that the bag opening is sealed by no external force.

Referring to fig. 1 and 2, the lifting assembly 1 drives the lifting plate 2 to lift, thereby driving the structures such as the air extraction tube 3, the position adjusting assembly 4, the heat sealing assembly 7, the sealing assembly 8 and the like to descend to the corresponding height, specifically, the heat sealing assembly 7 is moved to the opening of the sealed bag filled with the product, the air extraction tube 3 is inserted into the sealed bag through the position adjusting assembly 4, then the opening of the sealed bag is sealed through the sealing assembly 8, the air extraction tube 3 is pulled out of the sealed bag through the position adjusting assembly 4 again after the sealed bag is vacuumized, at this time, the opening of the sealed bag 8 is sealed to prevent external air from entering into the sealed bag, in this state, the heat sealing assembly 7 is used for heat sealing the opening of the sealed bag, so that the opening of the sealed bag is completely closed, thereby realizing vacuumized operation, and the sealed bag filled with the product is driven to be clamped and carried by driving the two sliding driving cylinders 6 to be close to each other, namely, the sealed bag filled with the vacuumized product is driven to lift up and down.

The lifting assembly 1 comprises a fixed frame 11, a lifting column 12 for lifting is slidably arranged in the fixed frame 11, a rack 15 is fixedly arranged on one side surface of the lifting column 12, a lifting motor 13 is fixedly arranged on one side surface of the outer surface of the fixed frame 11, and a gear 14 meshed with the rack 15 is fixedly arranged at the power output end of the lifting motor 13.

Referring to fig. 3, the lifting motor 13 is started to drive the gear 14 at the power output end of the lifting motor to rotate, and the gear 14 is meshed with the rack 15, so that the lifting motor 13 and the lifting column 12 are driven to move up and down, and the lifting plate 2, the sliding plate 5, the heat sealing assembly 7, the sealing assembly 8 and other structures are driven to lift.

In the embodiment, the lifting plate 2 is fixedly installed at the bottom of the lifting column 12, moves up and down along with the lifting column 12, and in order to ensure the stability of the up and down movement of the lifting column 12, the gear 14 and the rack 15 are both helical teeth.

In other embodiments, the lifting assembly 1 can be replaced by a motor screw assembly, and the lifting assembly 1 can be replaced by a two-shaft moving module, so that the lifting plate 2, the sliding plate 5, the heat sealing assembly 7, the sealing assembly 8 and other assemblies can move left and right while moving up and down, the two-shaft moving module can move up and down and left and right, and the two-shaft moving module can specifically adopt a combination of two sets of motor screw modules to realize the function, which is obvious to those skilled in the art, and the specific structure is not elaborated here.

The position adjusting assembly 4 comprises a mounting frame 41, lifting cylinders 46 are fixedly arranged on two outer side surfaces of the mounting frame 41, a power end of each lifting cylinder 46 is connected with the lifting plate 2, a sliding rod 42 is fixedly arranged between the two inner side surfaces of the mounting frame 41, a mounting sliding block 43 is arranged on the sliding rod 42 in a sliding mode, the exhaust tube 3 is arranged at the bottom of the mounting sliding block 43, an adjusting motor 44 is arranged on one outer side surface of the mounting frame 41, and a screw rod 45 in transmission connection with the mounting sliding block 43 is arranged at the rotating end of the adjusting motor 44.

The two installation sliding blocks 43 are slidably installed on the sliding rod 42, and the screw rod 45 rotates to drive the two installation sliding blocks 43 to deviate from or approach each other to move on the sliding rod 42.

Referring to fig. 4, when the exhaust pipe 3 needs to be moved left and right to adapt to sealing bags of different specifications, the adjusting motor 44 is started to drive the screw rod 45 to rotate, and the installation sliding block 43 is in transmission connection with the screw rod 45 and is slidably installed on the sliding rod 42, so that the screw rod 45 can drive the installation sliding block 43 to move left and right on the sliding rod 42 to realize position adjustment when rotating, and when the exhaust pipe needs to be inserted into the sealing bag, the lifting cylinders 46 on two sides of the installation frame 41 are started to drive the installation frame 41 to move up and down to realize the up and down movement of the exhaust pipe 3, and the left and right movement and up and down movement of the exhaust pipe 3 are realized through the linkage of the adjusting motor 44 and the lifting cylinders 46.

In this embodiment, since there are two exhaust pipes 3 mounted to the mounting slider 43, in order to achieve the approaching or separating of the two exhaust pipes 3, the screw 45 may be a positive and negative screw so as to achieve the approaching or separating of the two mounting sliders 43.

In this embodiment, a blowing pipe (not shown) may be disposed in the middle of the mounting frame 41, and the blowing pipe is located between the two air extraction pipes 3, and the blowing pipe may blow the bag opening, so as to open the bag opening of the sealed bag, and facilitate the insertion of the air extraction pipes 3 into the sealed bag.

The sealing assembly 8 comprises sealing driving air cylinders 81 fixedly mounted on each sliding plate 5, a second transmission plate 82 is mounted at the power output end of each sealing driving air cylinder 81, and an elastic sealing strip 83 is fixedly mounted on the side face of the second transmission plate 82.

The air extraction end of the air extraction pipe 3 is flat.

Referring to fig. 5 and 8, when the suction tube 3 is inserted into the sealed bag and needs to be vacuumized, firstly, the sealing driving cylinders 81 mounted on the sliding plates 5 at two sides are started, the two sealing driving cylinders 81 are started to drive the two second transmission plates 82 to be close to each other and further drive the two elastic sealing strips 83 to be close to each other until the two elastic sealing strips 83 are clung to each other, the bag opening of the sealed bag is sealed when the two elastic sealing strips 83 are clung to each other, the suction tube 3 is clung to the inner wall of the sealed bag while the bag opening is sealed by the elastic sealing strips 83, and particularly referring to fig. 8, the sealed bag is communicated with the outside only through the suction tube 3, namely the sealed bag can be vacuumized through the suction tube 3 by external vacuum generating equipment at the moment;

After the sealed bag is vacuumized through the exhaust pipe 3, the lifting cylinder 46 is started to drive the exhaust pipe 3 to ascend so as to separate from the sealed bag, and the elastic sealing strip 83 has certain elasticity, so that the bag opening at the position of the exhaust pipe 3 can be sealed when the exhaust pipe 3 is separated from the sealed bag, and at the moment, the bag opening of the vacuumized sealed bag is completely sealed by the elastic sealing strip 83, so that external air is prevented from entering the sealed bag.

The exhaust tube 3 is arranged in a flat shape, so that the air exhaust can be realized, the tightness between the exhaust tube 3 and the sealing bag can be ensured, and the external air is prevented from entering the bag through the gap between the exhaust tube 3 and the sealing bag

The heat seal assembly 7 comprises a mounting plate 71 arranged at the power output end of each sliding driving cylinder 6, a heat seal driving cylinder 72 is fixedly arranged on one side surface of the mounting plate 71, a first transmission plate 73 penetrates through the power output end of the mounting plate 71, and a heat seal block 74 is arranged on the side surface of the first transmission plate 73.

Referring to fig. 6, after the sealed bag is vacuumized and the opening of the sealed bag is sealed by two elastic sealing strips 83, at this time, two heat-seal driving cylinders 72 are started to drive two heat-seal blocks 74 to approach each other until contacting the opening of the sealed bag, and the heat-seal of the opening of the vacuumized sealed bag is realized under the action of the approach of the two heat-seal blocks 74, so that external air is prevented from entering the sealed bag.

The two sliding plates 5 are provided with connecting rod structures 9 between both sides, the connecting rod structures 9 include fixed mounting be in the curb plate 91 in lifter plate 2 bottom surface edge middle part, curb plate 91 side rotates the installation rotor plate 92, the connecting rod 93 is all installed in the rotation of rotor plate 92 both ends, every connecting rod 93 all rotates with the connecting seat on the sliding plate 5 of homonymy and is connected.

Referring to fig. 7, when a sealed bag filled with a product and sealed by heat sealing is required to be carried, the sliding driving cylinders 6 at two ends drive the two sliding plates 5 to approach each other so as to clamp the sealed bag between the two sliding plates, so that carrying is realized by the lifting assembly 1, in order to realize that the clamping forces and the strokes of the two sliding plates 5 are identical in the clamping process, the connecting rods 93 at two sides of the sliding plates 5 and the rotating plate 92 are matched to realize that the clamping forces and the strokes of the two sliding plates 5 are identical.

The working process of the utility model is as follows: firstly, the heat sealing assembly 7 and the sealing assembly 8 are moved to the bag opening of the sealing bag through the lifting assembly 1, then the air extraction pipe 3 is driven to be inserted into the sealing bag through the position adjusting assembly 4, then the bag opening is sealed through the heat sealing assembly 7, air in the bag is extracted through the air extraction pipe 3 to realize vacuum, after the vacuum extraction is finished, the air extraction pipe 3 is extracted from the evacuated bag through the position adjusting assembly 4, at the moment, the bag opening is sealed through the heat sealing assembly 7, the sealing assembly 8 is started to heat-seal the bag opening of the evacuated sealing bag, external air is prevented from entering the sealing bag, and when the sealing bag needs to be carried, the two sliding driving cylinders 6 drive the two sliding plates 5 to be close to each other to clamp the sealing bag, and the carrying is realized under the driving of the lifting assembly 1.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a vacuum-pumping sealing mechanism which characterized in that: including lifting unit (1), lifting unit (1)'s mobile end fixed mounting has lifter plate (2), lifter plate (2) middle part is provided with exhaust tube (3) that are used for bleeding, install on lifter plate (2) and be used for adjusting position adjustment subassembly (4) of exhaust tube (3) position, lifter plate (2) lower surface sliding mounting has two sliding plates (5) that symmetry set up, lifter plate (2) lower surface mounting has two and drives sliding drive cylinder (6) that slide with sliding plate (5), be provided with respectively between lifter plate (2) and sliding plate (5) and be used for evacuating seal assembly (8) and sealing bag mouth's heat-seal assembly (7).

2. The vacuum sealing mechanism of claim 1, wherein: lifting assembly (1) are including fixed frame (11), fixed frame (11) inside slidable mounting has lifting column (12) that are used for going up and down, lifting column (12) side fixed mounting has rack (15), fixed frame (11) surface side fixed mounting has lift motor (13), lift motor (13) power take off end fixed mounting have with gear (14) of rack (15) meshing.

3. The vacuum sealing mechanism of claim 1, wherein: the position adjusting assembly (4) comprises a mounting frame (41), lifting cylinders (46) are fixedly arranged on two outer side surfaces of the mounting frame (41), a power end of each lifting cylinder (46) is connected with the lifting plate (2), a sliding rod (42) is fixedly arranged between the two inner side surfaces of the mounting frame (41), a mounting sliding block (43) is slidably arranged on the sliding rod (42), the exhaust pipe (3) is arranged at the bottom of the mounting sliding block (43), an adjusting motor (44) is arranged on one outer side surface of the mounting frame (41), and a screw rod (45) in transmission connection with the mounting sliding block (43) is arranged at the rotating end of the adjusting motor (44).

4. The vacuum sealing mechanism of claim 1, wherein: the sealing assembly (8) comprises sealing driving air cylinders (81) fixedly mounted on each sliding plate (5), a second transmission plate (82) is mounted at the power output end of each sealing driving air cylinder (81), and an elastic sealing strip (83) is fixedly mounted on the side face of each second transmission plate (82).

5. The vacuum sealing mechanism of claim 1, wherein: the heat sealing assembly (7) comprises mounting plates (71) arranged at the power output ends of the sliding driving cylinders (6), a heat sealing driving cylinder (72) is fixedly arranged on one side surface of each mounting plate (71), a first transmission plate (73) is fixedly arranged at the power output end of each heat sealing driving cylinder (72) penetrating through each mounting plate (71), and heat sealing blocks (74) are arranged on the side surface of each first transmission plate (73).

6. The vacuum sealing mechanism of claim 1, wherein: the two sliding plates (5) are respectively provided with a connecting rod structure (9), each connecting rod structure (9) comprises a side plate (91) fixedly installed in the middle of the edge of the bottom surface of each lifting plate (2), a rotating plate (92) is installed by rotating the side surface of each side plate (91), connecting rods (93) are installed by rotating both ends of each rotating plate (92), and each connecting rod (93) is connected with a connecting seat on the sliding plate (5) on the same side in a rotating mode.

7. A vacuum sealing mechanism according to claim 3, wherein: the two installation sliding blocks (43) are slidably installed on the sliding rod (42), and the screw rod (45) rotates to drive the two installation sliding blocks (43) to deviate from or move close to each other on the sliding rod (42).

8. The vacuum sealing mechanism of claim 1, wherein: the air extraction end of the air extraction pipe (3) is flat.