CN216579654U - Dry type compound machine for plastic packaging bag - Google Patents
Dry type compound machine for plastic packaging bag Download PDFInfo
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- CN216579654U CN216579654U CN202122372344.3U CN202122372344U CN216579654U CN 216579654 U CN216579654 U CN 216579654U CN 202122372344 U CN202122372344 U CN 202122372344U CN 216579654 U CN216579654 U CN 216579654U
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Abstract
The utility model discloses a dry compound machine for plastic packaging bags, which comprises a first feeding roller, a glue spreading roller, a second feeding roller, a tensioning roller and N counter-pressure rollers, wherein the first feeding roller is arranged on the first feeding roller; the first feeding roller is used for conveying the film A for the glue spreader, the second feeding roller is used for conveying the film B for the tensioning roller, the moving direction of the film A is the same as that of the film B, the second feeding roller is located above the first feeding roller, the tensioning roller is located above the glue spreader, the N is located at the output end of the tensioning roller relative to the compression roller, and the N corresponds the compression roller up and down respectively and is arranged at intervals in sequence. According to the plastic packaging bag dry compounding machine provided by the utility model, the N pairs of press rollers which respectively correspond up and down and are sequentially arranged at intervals are arranged, and the distance between the N pairs of press rollers is gradually reduced in the moving direction of the film A, so that the gas between the film A and the film B is gradually discharged under the action of the bonding force between the film A and the film B, no gas is remained in the packaging bag formed by compounding the film A and the film B, bubbles are avoided, and the packaging bag quality is improved.
Description
Technical Field
The utility model relates to the technical field of dry compound machines, in particular to a plastic packaging bag dry compound machine.
Background
Dry lamination machines are machines that bond different plastic films together to form a composite film by a dry lamination process. The dry compounding process is that after gluing, the solvent in the glue solution is dried fully through heating and exhausting, and then compounded under the condition of 'dry'. In view of the fact that dry lamination can be used for laminating different plastic films, aluminum foils and even paper, the requirements on the dry lamination machine are high.
However, the composite film formed by the heating and exhausting method in the prior art still has trace residual bubbles, which affects the quality of the packaging bag.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems in the background art, the utility model provides a plastic packaging bag dry compound machine.
The utility model provides a dry compound machine for plastic packaging bags, which comprises a first feeding roller, a glue spreading roller, a second feeding roller, a tensioning roller and N counter-pressure rollers, wherein the first feeding roller is arranged on the first feeding roller; first material loading roller carries film A for the glue spreader, second material loading roller carries film B for the tensioning roller, film A is the same with film B's direction of motion, and second material loading roller is located the top of first material loading roller, the tensioning roller is located the top of glue spreader, N is to the output that the compression roller is located the tensioning roller, N corresponds about the compression roller respectively and interval arrangement in proper order, in film A's direction of motion, N reduces gradually to the interval between the compression roller, first material loading roller and glue spreader are located film A's different side respectively with N lower compression roller, second material loading roller, the tensioning roller is located film B's different side respectively with N last compression roller, glue spreader and tensioning roller all are located between film A and the film B.
Preferably, the tops of N lower press rollers in the N pairs of press rollers are coplanar with the bottoms of the glue spreading rollers.
Preferably, the counting is started by taking a pair of press rollers close to the tension roller as a first pair of press rollers, and the distance between two press rollers in the Nth pair of press rollers is smaller than the sum of the thicknesses of the film A and the film B.
Preferably, the heating roller pair is arranged up and down correspondingly, the first pair of pressing rollers is counted by using a pair of pressing rollers close to the tension roller, and the heating roller is positioned at the input end of the 1 st pair of pressing rollers.
Preferably, the device further comprises a recovery roller, and the recovery roller is positioned at the output end of the heating roller.
According to the plastic packaging bag dry-type compound machine, the N pairs of press rollers which respectively correspond up and down and are sequentially arranged at intervals are arranged, the distance between the N pairs of press rollers is gradually reduced in the moving direction of the film A, so that gas between the film A and the film B is gradually discharged to the second direction under the action of the adhesive force between the film A and the film B, and no gas is left in a packaging bag formed by compounding the film A and the film B, so that bubbles are not generated, the quality of the packaging bag is improved, and the problem that bubbles are left in a compounded film in a laminating and heating exhaust method in the prior art is solved.
Drawings
Fig. 1 is a schematic structural diagram of a plastic packaging bag dry compound machine provided by the utility model.
Detailed Description
As shown in fig. 1, fig. 1 is a schematic structural view of a plastic bag dry compound machine according to the present invention.
Referring to fig. 1, the dry compound machine for plastic packaging bags provided by the utility model comprises a first feeding roller 1, a glue spreading roller 2, a second feeding roller 3, a tensioning roller 4 and N counter-pressure rollers 5; first material loading roller 1 is film A for glue spreader 2 transport, second material loading roller 3 is film B for tensioning roller 4 transport, film A is the same with film B's direction of motion, and second material loading roller 3 is located the top of first material loading roller 1, tensioning roller 4 is located the top of glue spreader 2, N is located tensioning roller 4's output to compression roller 5, N corresponds about respectively and interval arrangement in proper order to compression roller 5, on film A's direction of motion, N reduces gradually to the interval between compression roller 5, first material loading roller 1 and glue spreader 2 are located film A's different side respectively with N lower compression roller, second material loading roller 3, tensioning roller 4 is located film B's different side respectively with N last compression roller, glue spreader 2 and tensioning roller 4 all are located between film A and the film B.
In the concrete working process of the plastic packaging bag dry-type compound machine, the first feeding roller 1 is a glue spreader 2 and used for conveying a film A, the second feeding roller 3 is a tension roller 4 and used for conveying a film B, the moving direction of the film A is the first direction, the direction opposite to the first direction is the second direction, in the first direction, the distance between the N pairs of compression rollers 5 is gradually reduced, the distance between the film A and the film B after glue spreading is gradually reduced, gas between the film A and the film B is gradually discharged towards the second direction under the action of the adhesive force between the film A and the film B, and no gas can remain in a packaging bag formed by compounding the film A and the film B, so that no bubbles can be generated, and the quality of the packaging bag is improved.
In the embodiment, the proposed plastic packaging bag dry-type compound machine is provided with N pairs of press rollers 5 which respectively correspond up and down and are sequentially arranged at intervals, in the moving direction of the film a, the distance between the N pairs of press rollers 5 is gradually reduced, so that the gas between the film a and the film B is gradually discharged to the second direction under the action of the adhesive force between the film a and the film B, and no gas remains in the packaging bag formed by compounding the film a and the film B, so that no bubbles are generated, the quality of the packaging bag is improved, and the problem of residual bubbles in the compounded film in the laminating and heating exhaust method in the prior art is solved.
In the specific embodiment, the tops of the N lower press rollers 5 of the N pairs of press rollers 5 are coplanar with the bottom of the glue spreader 2. After the tops of the N compression rollers 5 below and the bottom of the glue spreader 2 are arranged in a coplanar manner, the positions of the N compression rollers 5 below are conveniently arranged, so that the N intervals between the compression rollers 5 are gradually reduced in the moving direction of the film A.
Further, counting is started by taking a pair of press rollers 5 close to the tension roller 4 as a first pair of press rollers 5, and the distance between two press rollers 5 in the Nth pair of press rollers 5 is smaller than the sum of the thicknesses of the film A and the film B, so that the Nth pair of press rollers 5 can tightly bond the film A and the film B together.
Furthermore, a pair of heating rollers 6 are arranged up and down, the first pair of pressing rollers 5 is counted by a pair of pressing rollers 5 close to the tension roller 4, and the heating roller 6 is positioned at the input end of the 1 st pair of pressing rollers 5. The heating roller 6 heats and dries the film A and the film B bonded by the glue, so that the films further evacuate gas in the glue, bubbles are reduced, and the glue is cured and molded.
In other embodiments, a recovery roller 7 is included, and the recovery roller 7 is located at the output end of the heating roller 6. The recovery roller 7 is used for rolling the formed packaging bag into a film, so that wrinkles are prevented from being generated, and the quality of the packaging bag is prevented from being influenced.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (5)
1. The dry-type compound machine for the plastic packaging bags is characterized by comprising a first feeding roller (1), a glue coating roller (2), a second feeding roller (3), a tensioning roller (4) and N counter-pressure rollers (5); the first feeding roller (1) is a glue spreading roller (2) for conveying a film A, the second feeding roller (3) is a tension roller (4) for conveying a film B, the moving directions of the film A and the film B are the same, the second feeding roller (3) is positioned above the first feeding roller (1), the tensioning roller (4) is positioned above the glue spreading roller (2), the N pairs of compression rollers (5) are positioned at the output end of the tensioning roller (4), the N pairs of compression rollers (5) are respectively arranged up and down correspondingly and sequentially at intervals, in film A's direction of feed, N reduces gradually to the shortest interval between compression roller (5), and first material loading roller (1) and glue spreader (2) are located film A's heteropleural side respectively with N lower compression roller, and second material loading roller (3), tensioning roller (4) are located film B's heteropleural side respectively with N upper compression roller, and glue spreader (2) and tensioning roller (4) all are located between film A and film B.
2. A plastic packaging bag dry laminating machine according to claim 1, characterized in that the tops of the N lower press rolls (5) of the N pairs of press rolls (5) are coplanar with the bottom of the glue roll (2).
3. The plastic packaging bag dry laminating machine according to claim 1, wherein counting is started with a first pair of pressing rollers (5) being a pair of pressing rollers (5) close to the tensioning roller (4), and the distance between two pressing rollers (5) in the nth pair of pressing rollers (5) is smaller than the sum of the thicknesses of the film a and the film B.
4. The plastic packaging bag dry laminating machine according to claim 1, further comprising a pair of heating rollers (6) arranged up and down, wherein the pair of pressing rollers (5) close to the tension roller (4) is used as a first pair of pressing rollers (5) to start counting, and the heating roller (6) is positioned at the input end of the 1 st pair of pressing rollers (5).
5. A plastic packaging bag dry laminating machine according to claim 4, characterized in that it further comprises a recovery roller (7), the recovery roller (7) being located at the output end of the heated roller (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122372344.3U CN216579654U (en) | 2021-09-28 | 2021-09-28 | Dry type compound machine for plastic packaging bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122372344.3U CN216579654U (en) | 2021-09-28 | 2021-09-28 | Dry type compound machine for plastic packaging bag |
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| Publication Number | Publication Date |
|---|---|
| CN216579654U true CN216579654U (en) | 2022-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122372344.3U Active CN216579654U (en) | 2021-09-28 | 2021-09-28 | Dry type compound machine for plastic packaging bag |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117382296A (en) * | 2023-12-11 | 2024-01-12 | 江苏三丰特种材料科技有限公司 | Compounding machine, compounding processing method and application of compounding machine and compounding processing method in production of nanofiber membrane fabric |
-
2021
- 2021-09-28 CN CN202122372344.3U patent/CN216579654U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117382296A (en) * | 2023-12-11 | 2024-01-12 | 江苏三丰特种材料科技有限公司 | Compounding machine, compounding processing method and application of compounding machine and compounding processing method in production of nanofiber membrane fabric |
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