CN220010239U - Sealing limit structure of packaging bag - Google Patents

Abstract

The utility model discloses a packaging bag sealing limit structure, which comprises a conveying belt, wherein three first partition plates are arranged on the outer side of the conveying belt along the advancing direction of the conveying belt, the surface of the conveying belt is divided into a plurality of placing cavities by a plurality of second partition plates arranged on the surface of the conveying belt, the placing cavities are used for limiting foods to be packaged, the surface of the conveying belt is divided into a plurality of placing cavities by the first partition plates and the second partition plates arranged on the outer side of the conveying belt, the salt baked eggs to be packaged are placed, and meanwhile, the salt baked eggs are limited in the middle of the placing cavities by a T-shaped pressing plate positioned below a cross-shaped connecting frame, so that the attractiveness of the package is ensured in the subsequent packaging process, and the packaging bag is prevented from being sealed with holes.

Description

Sealing limit structure of packaging bag

Technical Field

The utility model relates to the field of packaging bag sealing, in particular to a packaging bag sealing limiting structure.

Background

The sealing machine seals the container with the product, and after the product is filled into the packaging container, the sealing machine seals the container to seal the container so as to preserve the product, maintain the product quality and avoid the product loss. When salt baked eggs are packaged, the eggs are elliptical and can roll, so that when salt baked eggs and other elliptical foods are sealed, the eggs are easy to be close to the edges, the packaging bags are not attractive in appearance, and even when the packaging bags are sealed, one side of the packaging bags are tilted, and the sealing is incomplete.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides the sealing limit structure for the packaging bag, which ensures the beauty of the packaging in the subsequent packaging process and prevents the sealing of the packaging bag from being leaked.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a wrapping bag seals limit structure, includes the conveyer belt, the outside of conveyer belt is provided with three first baffles of arranging along the advancing direction of conveyer belt to through setting up a plurality of second baffles on the conveyer belt surface, divide into a plurality of chamber of placing with the surface of conveyer belt, be used for spacing the food that needs to pack.

As a preferable technical scheme of the utility model, the limit structure further comprises a pushing plate capable of moving up and down, the top end of the pushing plate is provided with a pushing structure corresponding to the area of the conveyor belt in a penetrating way, a cross-shaped connecting frame is fixed below the pushing structure, and a T-shaped pressing plate for pressing the packaging bag is arranged at the edge of the lower part of the cross-shaped connecting frame.

As a preferable technical scheme of the utility model, the pushing structure comprises a guide rod, the guide rod penetrates through the top surface of the pushing plate, a cross-shaped connecting frame is fixed at one end of the guide rod, which points to the conveying belt, and a spring positioned between the guide rod and the cross-shaped connecting frame is sleeved on the outer side of the guide rod.

As a preferred embodiment of the utility model, the guide rods are directed to the center of the respective placement chamber.

As a preferable technical scheme of the utility model, the other end of the guide rod is connected with a limit circular plate.

As a preferable technical scheme of the utility model, the T-shaped pressing plates are fixed on the four edges of the cross-shaped connecting frame, and the T-shaped pressing plates are perpendicular to the conveying belt.

Compared with the prior art, the utility model has the following beneficial effects:

1. through the first baffle and the second baffle arranged on the outer side of the conveyor belt, the surface of the conveyor belt is divided into a plurality of placing cavities for placing salt baked eggs to be packaged, and meanwhile, the salt baked eggs are limited in the middle of the placing cavities through the T-shaped pressing plate positioned below the cross-shaped connecting frame, so that the attractiveness of packaging is ensured in the subsequent packaging process, and meanwhile, the sealing of the packaging bag is prevented from being leaked;

2. through the spring that has designed to set up in the guide bar outside, push down cross link earlier to it is spacing to the egg earlier, compress tightly the packaging film simultaneously, and because do not contact between the T shape clamp plate, left gaseous export when corresponding evacuation.

Drawings

FIG. 1 is a schematic perspective view of a package sealer according to the present utility model;

FIG. 2 is a schematic diagram of the process of sealing the package of the present utility model;

FIG. 3 is a schematic view of the internal three-dimensional structure of the seal box of the present utility model;

wherein: 1. a work table; 2. a conveyor belt; 3. a first separator; 4. a second separator; 5. a support frame; 6. a seal box; 7. a first cylinder; 8. a second cylinder; 9. a limit circular plate; 10. a guide rod; 11. a pushing plate; 12. hot-pressing and sealing; 13. a T-shaped pressing plate; 14. a cross-shaped connecting frame; 15. a spring; 16. a lower film unreeling roller; 17. a film feeding unreeling roller; 18. a lower packaging film; 19. and (5) coating a packaging film.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a sealing and limiting structure for a packaging bag, wherein the limiting structure is located inside a sealing machine, a first limiting component is located on a conveyor belt 2, and a second limiting component is located inside a sealing box 6; the sealing machine comprises two work tables 1 and a conveyor belt 2 positioned between the two work tables 1, wherein a first limiting component comprises three first partition plates 3 arranged on the outer side of the conveyor belt 2 and a plurality of second partition plates 4 perpendicular to the first partition plates 3, the first partition plates 3 are arranged along the advancing direction of the conveyor belt 2, the conveyor belt 2 is divided into two areas, the surface of the conveyor belt 2 is divided into a plurality of placing cavities by the plurality of second partition plates 4, packaging bags are paved on the surface of the conveyor belt 2, a lower film unreeling roller 16 is arranged at the edge of the work table 1, and an upper film unreeling roller 17 which is close to a supporting frame 5 is arranged above the work table 1;

as shown in fig. 1 and 2, the sealing machine further comprises an N-shaped supporting frame 5, the supporting frame 5 is fixed on two working tables 1 and spans over the conveyor belt 2, two first air cylinders 7 are symmetrically arranged at the center line of the inner top wall of the supporting frame 5, a sealing box 6 is arranged below the first air cylinders 7, when the sealing box 6 descends downwards, the frame of the sealing box 6 can be pressed on the working tables 1 and the edge of the second partition plate 4, and the region in the sealing box 6 is vacuumized through a vacuuming device connected with the sealing box 6, a vacuum tube of the vacuuming device is connected with the sealing box 6, and the working parts of the vacuuming device can be placed beside the sealing machine;

as shown in fig. 1 and 3, a second air cylinder 8 is arranged at the center of the top surface of the seal box 6, the free end of the second air cylinder 8 extends into the seal box 6, a seal structure is arranged between the seal box 6 and the second air cylinder 8, the free end of the second air cylinder 8 is connected with a pushing plate 11, guide rods 10 corresponding to the number of placing cavities in the seal box 6 are penetrated at the top end of the pushing plate 11, one end of each guide rod 10, facing the conveyor belt 2, is connected with a cross-shaped connecting frame 14, a second limiting component is connected below the cross-shaped connecting frame 14, a spring 15 positioned between the pushing plate 11 and the cross-shaped connecting frame 14 is sleeved outside the guide rods 10, the cross-shaped connecting frame 14 can be pushed downwards, and meanwhile, a limiting circular plate 9 is arranged at the other end of each guide rod 10, so that the guide rods 10 cannot be separated from the pushing plate 11;

as shown in fig. 1-3, a pushing structure is formed by the above guide rod 10, the cross-shaped connecting frame 14 and the spring 15, and each pushing structure is provided with a heat seal 12, the second limiting component is also positioned in the heat seal 12, the external dimension of the heat seal 12 is smaller than the external dimension of the placing cavity, when the package is sealed, the heat seal 12 seals the package, and the depth of the heat seal 12 is larger than the distance between the bottom surface of the T-shaped pressing plate 13 and the top surface of the cross-shaped connecting frame 14;

as shown in fig. 3, the four ends of the cross-shaped connecting frame 14 are connected with T-shaped pressing plates 13, the T-shaped pressing plates 13 are placed in an inverted T shape, the wider end faces downwards, two adjacent T-shaped pressing plates 13 are not contacted, a larger gap is reserved, the four T-shaped pressing plates 13 form a second limiting assembly, eggs can be limited while being compressed, and the eggs roll to the central position of a placing cavity, so that the eggs are prevented from being pushed away by tilting when vacuumized, the positions of the eggs are limited by the second limiting assembly, and the eggs are positioned in the middle position of the packaging bag when heat-sealed;

the specific working principle is as follows:

when the device is used, the lower packaging film 18 extending from the lower film unreeling roller 16 is paved above the conveyor belt 2, eggs are placed above the lower packaging film 18, the eggs automatically roll to the middle area of the placing cavity due to the gravity and oval property of the eggs and no support is arranged below the lower packaging film 18 above the placing cavity, and the eggs are conveyed to the inside of the supporting frame 5 along with the running of the conveyor belt 2, at the moment, a gap is reserved between the upper packaging film 19, and air between the upper packaging film and the lower packaging film can be discharged through the gap in a vacuum pumping mode while the eggs are shielded;

the salt baked eggs are transported through the movement of the conveyor belt 2, meanwhile, the packaged eggs are located in the placing cavity of the conveyor belt 2, so that the packaging bags behind the packaged finished products are pulled to move along with the movement, a power structure can be arranged on the two unreeling rollers to assist in conveying packaging films, after the packaging bags are moved for a proper distance, the sealing box 6 is pushed downwards by the first air cylinder 7, the sealing box 6 is sealed below, the second air cylinder 8 is started, the second air cylinder 8 advances to a certain distance, at the moment, the pushing plate 11 moves downwards, the T-shaped pressing plate 13 is in contact with the upper packaging films 19 and presses the two packaging films together, the eggs can be limited between the T-shaped pressing plates 13, after vacuumizing is finished, the second air cylinder 8 is started continuously, the pushing plate 11 is pushed to move downwards continuously, and accordingly the packaging bags are sealed through the hot-pressing seal 12.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a wrapping bag seal limit structure, its characterized in that, includes conveyer belt (2), the outside of conveyer belt (2) is provided with three first baffle (3) of arranging along the advancing direction of conveyer belt (2) to through setting up a plurality of second baffles (4) on conveyer belt (2) surface, divide into a plurality of placing the chamber with the surface of conveyer belt (2) for carry out spacingly to the food that needs to pack.

2. The sealing and limiting structure of the packaging bag according to claim 1, wherein the limiting structure further comprises a pushing plate (11) capable of moving up and down, a pushing structure corresponding to the area of the conveyor belt (2) is arranged at the top end of the pushing plate (11) in a penetrating mode, a cross-shaped connecting frame (14) is fixed below the pushing structure, and a T-shaped pressing plate (13) used for pressing the packaging bag is arranged at the edge of the lower portion of the cross-shaped connecting frame (14).

3. The packaging bag sealing limit structure according to claim 2, wherein the pushing structure comprises a guide rod (10), the guide rod (10) penetrates through the top surface of the pushing plate (11), one end, which points to the conveying belt (2), of the guide rod (10) is fixed with a cross-shaped connecting frame (14), and a spring (15) located between the guide rod (10) and the cross-shaped connecting frame (14) is sleeved on the outer side of the guide rod (10).

4. A package closure stop arrangement according to claim 3, wherein the guide bar (10) is directed towards the centre of each of the placement cavities.

5. A package bag closure limit structure according to claim 3, characterized in that the other end of the guide rod (10) is connected with a limit circular plate (9).

6. A package sealing limit structure according to claim 3, wherein the four edges of the cross-shaped connecting frame (14) are respectively fixed with a T-shaped pressing plate (13), and the T-shaped pressing plates (13) are perpendicular to the conveyor belt (2).