CN219948640U - Layered packaging mechanism of double-layer packaging container - Google Patents
Layered packaging mechanism of double-layer packaging container Download PDFInfo
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- CN219948640U CN219948640U CN202322563993.0U CN202322563993U CN219948640U CN 219948640 U CN219948640 U CN 219948640U CN 202322563993 U CN202322563993 U CN 202322563993U CN 219948640 U CN219948640 U CN 219948640U
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 73
- 230000007246 mechanism Effects 0.000 title claims abstract description 48
- 238000007789 sealing Methods 0.000 claims abstract description 122
- 239000000463 material Substances 0.000 claims abstract description 79
- 239000010410 layer Substances 0.000 claims abstract description 23
- 239000012793 heat-sealing layer Substances 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims description 25
- 239000002184 metal Substances 0.000 claims description 10
- 238000005538 encapsulation Methods 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 8
- 239000012528 membrane Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 4
- 239000011343 solid material Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 235000015110 jellies Nutrition 0.000 description 2
- 239000008274 jelly Substances 0.000 description 2
- 239000011344 liquid material Substances 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- 244000046052 Phaseolus vulgaris Species 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 238000009516 primary packaging Methods 0.000 description 1
- 238000009517 secondary packaging Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 235000013618 yogurt Nutrition 0.000 description 1
Abstract
The utility model relates to a layered packaging mechanism of a double-layer packaging container, which comprises a frame and a conveying device for conveying the container, and is characterized in that: the first heat sealing device and the second heat sealing device are arranged on the frame along the conveying direction of the container; the first heat sealing device is used for heat sealing the first film material on the opening of the container to form a first heat sealing layer, and a concave part which is concave downwards is formed in the middle of the first heat sealing layer; the second heat sealing device is used for horizontally heat-sealing the second film material on the edge of the first packaging layer. The layered packaging mechanism of the double-layer packaging container can complete packaging of two materials at one time, reduces the occupied space of equipment, and saves production procedures and production time.
Description
Technical Field
The utility model relates to the technical field of packaging equipment, in particular to a layered packaging mechanism of a double-layer packaging container.
Background
When the plastic container is packaged, the main process is that firstly, materials are filled into the container, then, the packaging material is covered on the container opening, and then, the film material is heat-sealed on the container opening through heat-sealing equipment, so that the container is packaged. Currently, some containers need to hold a variety of materials, in particular: for a plurality of different types of solid materials, the solid materials can be mixed or packaged into a container; for many different types of liquid materials, either solid materials or liquid materials, it is common to package each and then load the materials into a container. Such packaging means makes the whole process of producing the package more steps and time consuming.
In order to save packaging steps and reduce packaging time consumption, there is a packaging mode for packaging two materials (such as yogurt with a spoon or jelly with a charging bag, bean jelly and the like), which comprises the steps of firstly filling a first material into a container, packaging the first material once, then placing a second material on the surface of a packaging layer, and then packaging the second material secondarily. Because the second material is directly placed on the surface of the packaging layer after primary packaging, when secondary packaging is carried out, the second material is directly covered by adopting a packaging cover and other modes. The packaging mode can enable the overall packaging height of the packaged container to be higher, if the packaging is directly covered by the film material, the appearance of the second material can be directly highlighted on the upper part of the overall packaging, and the appearance of the overall packaging is affected; if the cover is used to cover the second material, the whole packaging effect is ensured, but a series of equipment such as feeding and mounting of the cover is needed, the space occupied by the equipment is increased, and the procedure of covering the package is also increased.
Disclosure of Invention
The utility model aims to solve the problem of providing a layered packaging mechanism of a double-layer packaging container, which can complete packaging of two materials at one time, reduce the occupied space of equipment and save production procedures and production time. The technical scheme adopted is as follows:
the utility model provides a bilayer packaging container's layering encapsulation mechanism, includes frame and is used for carrying container's conveyor, its characterized in that: the first heat sealing device and the second heat sealing device are arranged on the frame along the conveying direction of the container; the first heat sealing device is used for heat sealing the first film material on the opening of the container to form a first heat sealing layer, and a concave part which is concave downwards is formed in the middle of the first heat sealing layer; the second heat sealing device is used for horizontally heat-sealing the second film material on the edge of the first packaging layer.
The conveying device is used for conveying the formed containers according to the material loading process, and an existing conveying structure can be adopted, for example, a synchronous belt or a chain is driven by a motor to drive a bearing plate loaded with a plurality of containers to pass through the devices.
The first film material and the second film material are generally unreeled by adopting the existing film material unreeling equipment, the first film material is unreeled, pulled and finally covered on the container, and the second film material is unreeled, pulled and finally covered on the first packaging layer.
The first heat sealing device and the second heat sealing device generally comprise an upper sealing die, a lower sealing die and a driving mechanism (usually driven by a cylinder) for driving the upper sealing die and the lower sealing die to be clamped, wherein the lower sealing die is used as a tool for bearing a container, the container is fixedly placed on the lower sealing die, and the container is moved from the lower part of the upper sealing die of the first heat sealing device to the lower part of the upper sealing die of the second heat sealing device by the driving of a conveying device.
The layered packaging mechanism is used for packaging two materials in one container, and comprises the following specific processes: loading a first material into the container, the first material having a height less than the depth of the container; then the first film material covers the container opening, the first heat sealing device encapsulates the first film material and the container once, a first encapsulation layer is formed on the container opening of the container body, a concave part which is concave downwards is formed in the middle of the first encapsulation layer, a lower accommodating cavity is formed between the concave part and the bottom of the container, and the first material is positioned in the lower accommodating cavity; then, placing a second material in the concave part, wherein the height of the second material is lower than the relative height between the concave part and a container opening of the container; finally, the second film material is covered on the first packaging layer, the second heat sealing device directly packages the second film material on the first packaging layer for the second time to form a second packaging layer, the second packaging layer horizontally covers the concave part, an upper containing cavity is formed between the second packaging layer and the concave part, and the second material is arranged in the upper containing cavity, so that the packaging operation of filling the two materials into the container is completed.
In order to ensure that the first film material and the second film material can be smoothly covered on the container, the rising range of the first film material and the second film material is limited to a certain extent, and as a preferable scheme of the utility model, the first heat sealing device and the second heat sealing device are respectively provided with a pre-pressing roller at the front along the conveying direction of the container.
As a preferable mode of the utility model, the first heat sealing device comprises an upper die table, an upper sealing die, an upper die driving mechanism, a lower die table, a lower sealing die and a lower die driving mechanism; the upper die driving mechanism and the lower die driving mechanism are arranged on the frame, the upper die table is arranged on the power output end of the upper die driving mechanism, the lower die table is arranged on the power output end of the lower die driving mechanism, the upper sealing die is arranged on the upper die table, the lower sealing die is arranged on the lower die table, and the upper sealing die and the lower sealing die are opposite up and down; the upper sealing die is provided with a plurality of protruding blocks protruding downwards, and the lower sealing die is provided with a plurality of concave cavities capable of accommodating the containers.
The lower sealing die is provided with a plurality of formed containers, and the first film material is flatly paved on the plurality of containers of the lower sealing die; before the die assembly and heat sealing are carried out, the upper die driving mechanism drives the upper sealing die to descend for a certain distance, and then the lower die driving mechanism drives the lower sealing die to ascend and die assembly is carried out on the upper sealing die. When the lower sealing die ascends, the first film covered on the lower sealing die is driven to ascend, when the lower sealing die and the upper sealing die are clamped, the part of the first film in the die is contacted with the convex block, and when the clamping is completed, the first film is recessed into the container under the limit of the convex block to form the concave part.
As a further preferable scheme of the utility model, the upper sealing die comprises a die holder and a metal heat sealing die, and the lug is a plastic lug; a plurality of mounting holes are formed in the middle of the metal heat-sealing die, a plurality of plastic convex blocks are located in the mounting holes in a one-to-one correspondence mode and are locked on the die holder, and gaps exist between the plastic convex blocks and the metal heat-sealing die. Because the first membrane material needs to be in close contact with the lug, in order to avoid overheating of the lug and breaking of the first membrane material, the lug adopts plastic to increase friction force, so that the first membrane material is fixed at a fixed point once being clung to the lug, and the first membrane material between the lugs is prevented from being pulled mutually to move.
In order to improve the friction force between the protruding block and the first film material, as a further preferable scheme of the utility model, the surface of the protruding block is provided with annular stripes.
As a further preferred embodiment of the present utility model, the cross section of the bump is circular. The lug can adopt the hemisphere or have the disk shape of certain thickness, and when the lug contacted with first membrane material, its centre of a circle was corresponding with the container center, when making first membrane material receive the lug effect to the container indent, the ascending atress of circumference was more even, and the tensioning dynamics of first membrane material all directions between the container is unanimous.
As a further preferable scheme of the utility model, the upper die driving mechanism comprises two air cylinders, wherein the two air cylinders are arranged on the frame side by side, and the cylinder bodies of the two air cylinders face downwards vertically.
As a further preferable scheme of the utility model, the lower die driving mechanism comprises a servo motor, a transmission cam, a transmission wheel and a support column; the transmission cam is in transmission connection with an output shaft of the servo motor, the transmission wheel is in transmission fit with the transmission cam, the lower end of the support column is hinged with the transmission wheel, and the upper end of the support column is fixedly connected with the lower die table.
Compared with the prior art, the utility model has the following advantages:
after a first material is filled into a container, the layered packaging mechanism of the double-layer packaging container firstly heat-seals a first film material on an opening of the container through a first heat-sealing device to form a first heat-sealing layer, and forms a concave part which is concave downwards in the middle of the first heat-sealing layer; after the second material is filled into the concave part, horizontally heat-sealing the second film material on the edge of the first packaging layer through a second heat-sealing device, so as to finish the packaging operation of filling the two materials into the container; not only can the encapsulation of two kinds of materials be once only accomplished, but also equipment occupation space can be reduced, production process and production time are saved.
Drawings
FIG. 1 is a schematic view showing the arrangement of the preferred embodiment of the present utility model on the whole production line of double-layered packaging containers;
FIG. 2 is a schematic view showing the structure of the first heat sealing apparatus of FIG. 1;
FIG. 3 is a left side view of FIG. 2;
FIG. 4 is a schematic view of the upper and lower dies of FIGS. 2 and 3;
FIG. 5 is a schematic view of the upper and lower dies of FIGS. 2 and 3 in another direction;
wherein each of the marks is as follows: 1-a frame, 2-a first heat sealing device, 3-a second heat sealing device and 4-a pre-pressing roller; 21-an upper die table, 22-an upper sealing die, 23-an upper die driving mechanism, 24-a lower die table, 25-a lower sealing die, 26-a lower die driving mechanism and 27-a lug; 221-die holders, 222-metal heat-sealing dies, 231-air cylinders, 251-concave cavities, 261-servo motors, 262-transmission cams, 263-transmission wheels and 264-support columns.
Detailed Description
The preferred embodiments of the present utility model will be further described with reference to the accompanying drawings.
In fig. 1, the whole production line of the double-layered packaging container is taken as an example, and a layered packaging mechanism of the double-layered packaging container of the present utility model is specifically exemplified. As shown in fig. 1, a layered packaging mechanism of a double-layered packaging container comprises a frame 1, a conveying device for conveying the container, a first heat sealing device 2 and a second heat sealing device 3, wherein the first heat sealing device 2 and the second heat sealing device 3 are arranged on the frame 1 along the conveying direction of the container.
In this embodiment, the conveying device is used for conveying the formed container according to the loading procedure of the material, and adopts the existing conveying structure, for example, a synchronous belt or a chain is driven by a motor to drive the bearing plate loaded with a plurality of containers to pass through the first heat sealing device 2 and the second heat sealing device 3, which is a conventional prior art for those skilled in the art, and the structure of the conveying device is not described in detail herein, and the reference is omitted in the drawings.
As shown in fig. 2 and 3, the first heat sealing device 2 includes an upper die table 21, an upper sealing die 22, an upper die driving mechanism 23, a lower die table 24, a lower sealing die 25 and a lower die driving mechanism 26, both of which are provided on the frame 1; in this embodiment, the upper die driving mechanism 23 includes two cylinders 231, the two cylinders 231 are arranged on the frame 1 side by side, the cylinders of the two cylinders 231 are vertically downward, the upper surface of the upper die table 21 is simultaneously connected with the piston rods of the two cylinders 231, and the two cylinders 231 simultaneously drive the upper die table 21 to move downward; in the present embodiment, the lower die driving mechanism 26 includes a servo motor 261, a transmission cam 262, a transmission wheel 263 and a support column 264; the transmission cam 262 is in transmission connection with an output shaft of the servo motor 261, the transmission wheel 263 is in transmission fit with the transmission cam 262, the lower end of the support column 264 is hinged with the transmission wheel 263, and the upper end of the support column 264 is fixedly connected with the lower die table 24; the lower die table 24 is mounted on the power output end of the lower die driving mechanism 26, the upper sealing die 22 is arranged on the upper die table 21, the lower sealing die 25 is arranged on the lower die table 24, and the upper sealing die 22 and the lower sealing die 25 are vertically opposite.
As shown in fig. 4, the upper sealing die 22 comprises a die holder 221 and a metal heat sealing die 222, and the upper sealing die 22 is provided with a plurality of downward protruding bumps 27; the bump 27 is a plastic bump, the cross section of the bump 27 is circular, and the surface of the bump 27 is provided with annular stripes (not shown in the figure), in this embodiment, the bump 27 adopts a wafer with a certain thickness; the middle part of the metal heat-sealing die 222 is provided with a plurality of mounting holes, a plurality of plastic convex blocks 27 are correspondingly arranged in the mounting holes one by one and are locked on the die holder 221, and gaps exist between the plastic convex blocks 27 and the metal heat-sealing die 222. As shown in fig. 5, the lower sealing die 25 is provided with a plurality of cavities 251 capable of accommodating containers.
The first heat-sealing device 2 is used for heat-sealing the first film material on the opening of the container to form a first heat-sealing layer, and a concave part which is concave downwards is formed in the middle of the first heat-sealing layer. Before the die assembly and heat sealing are carried out, the two air cylinders 231 of the upper die driving mechanism 23 drive the upper sealing die 22 to descend for a certain distance, then the servo motor 261 of the lower die driving mechanism 26 drives the cam 262 to rotate, and the lower sealing die 25 is lifted to be matched with the upper sealing die 22 under the transmission action of the driving cam 262 and the driving wheel 263. Because the first film material is laid on the container, when the lower sealing die 25 rises, the first film material covered on the lower sealing die 25 is driven to rise, when the lower sealing die 25 and the upper sealing die 22 are clamped, the part of the first film material in the die contacts with the convex block 27, and when the clamping is completed, the first film material is recessed into the container under the limit of the convex block 27 to form a concave part. Because the first film needs to be in close contact with the protruding blocks 27, in order to avoid the first film from being broken due to overheating of the protruding blocks 27, the protruding blocks 27 are made of plastic, and annular stripes are arranged on the surfaces of the convex rings to increase friction force, so that the first film is fixed at fixed points once being clung to the protruding blocks 27, and the first film between the protruding blocks 27 is prevented from being pulled mutually to move. When the convex block 27 contacts with the first film material, the circle center of the convex block corresponds to the center of the container, so that when the first film material is concave inwards towards the container under the action of the convex block 27, the stress on the circumference is more uniform, and the tensioning forces of the first film material between the containers in all directions are consistent.
The second heat-sealing device 3 is used for horizontally heat-sealing the second film material on the edge of the first package layer, and the structure of the second heat-sealing device 3 is substantially the same as that of the first heat-sealing device 2, except that the upper sealing die 22 of the second heat-sealing device 3 is not provided with the bump 27, and will not be described in detail herein. In order to ensure that the first film material and the second film material can be smoothly covered on the container, the rising ranges of the first film material and the second film material are limited to a certain extent, and as shown in fig. 1, the first heat sealing device 2 and the second heat sealing device 3 are provided with pre-pressing rollers 4 in front of the container in the conveying direction.
After a first material is filled into a container, the layered packaging mechanism of the double-layer packaging container firstly heat-seals a first film material on an opening of the container through a first heat-sealing device 2 to form a first heat-sealing layer, and forms a concave part which is concave downwards in the middle of the first heat-sealing layer; after the second material is filled into the concave part, horizontally heat-sealing the second film material on the edge of the first packaging layer through a second heat-sealing device 3, so as to finish the packaging operation of filling the two materials into the container; not only can the encapsulation of two kinds of materials be once only accomplished, but also equipment occupation space can be reduced, production process and production time are saved.
In addition, it should be noted that, in the specific embodiments described in the present specification, names of various parts and the like may be different, and all equivalent or simple changes of the structures, features and principles described in the conception of the present utility model are included in the protection scope of the present utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions in a similar manner without departing from the scope of the utility model as defined in the accompanying claims.
Claims (8)
1. The utility model provides a bilayer packaging container's layering encapsulation mechanism, includes frame and is used for carrying container's conveyor, its characterized in that: the first heat sealing device and the second heat sealing device are arranged on the frame along the conveying direction of the container; the first heat sealing device is used for heat sealing the first film material on the opening of the container to form a first heat sealing layer, and a concave part which is concave downwards is formed in the middle of the first heat sealing layer; the second heat sealing device is used for horizontally heat-sealing the second film material on the edge of the first packaging layer.
2. The layered packaging mechanism of a double-layered packaging container according to claim 1, wherein: the first heat sealing device and the second heat sealing device are respectively provided with a pre-pressing roller in front of the container in the conveying direction.
3. The layered packaging mechanism of a double-layered packaging container according to claim 1 or 2, wherein: the first heat sealing device comprises an upper die table, an upper sealing die, an upper die driving mechanism, a lower die table, a lower sealing die and a lower die driving mechanism; the upper die driving mechanism and the lower die driving mechanism are arranged on the frame, the upper die table is arranged on the power output end of the upper die driving mechanism, the lower die table is arranged on the power output end of the lower die driving mechanism, the upper sealing die is arranged on the upper die table, the lower sealing die is arranged on the lower die table, and the upper sealing die and the lower sealing die are opposite up and down; the upper sealing die is provided with a plurality of protruding blocks protruding downwards, and the lower sealing die is provided with a plurality of concave cavities capable of accommodating the containers.
4. A layered packaging mechanism for a double-layered packaging container according to claim 3, wherein: the upper sealing die comprises a die holder and a metal heat sealing die, and the convex blocks are plastic convex blocks; a plurality of mounting holes are formed in the middle of the metal heat-sealing die, a plurality of plastic convex blocks are located in the mounting holes in a one-to-one correspondence mode and are locked on the die holder, and gaps exist between the plastic convex blocks and the metal heat-sealing die.
5. The layered packaging mechanism for a double-layered packaging container according to claim 4, wherein: the surface of the lug is provided with annular stripes.
6. The layered packaging mechanism of a double-layered packaging container according to claim 5, wherein: the cross section of the lug is round.
7. A layered packaging mechanism for a double-layered packaging container according to claim 3, wherein: the upper die driving mechanism comprises two air cylinders, the two air cylinders are arranged on the frame side by side, and the cylinder bodies of the two air cylinders face downwards vertically.
8. A layered packaging mechanism for a double-layered packaging container according to claim 3, wherein: the lower die driving mechanism comprises a servo motor, a transmission cam, a transmission wheel and a support column; the transmission cam is in transmission connection with an output shaft of the servo motor, the transmission wheel is in transmission fit with the transmission cam, the lower end of the support column is hinged with the transmission wheel, and the upper end of the support column is fixedly connected with the lower die table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322563993.0U CN219948640U (en) | 2023-09-21 | 2023-09-21 | Layered packaging mechanism of double-layer packaging container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322563993.0U CN219948640U (en) | 2023-09-21 | 2023-09-21 | Layered packaging mechanism of double-layer packaging container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219948640U true CN219948640U (en) | 2023-11-03 |
Family
ID=88539877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322563993.0U Active CN219948640U (en) | 2023-09-21 | 2023-09-21 | Layered packaging mechanism of double-layer packaging container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219948640U (en) |
-
2023
- 2023-09-21 CN CN202322563993.0U patent/CN219948640U/en active Active
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