CN116001408B - Moistureproof corrugated board, corrugated paper box and manufacturing method - Google Patents
Moistureproof corrugated board, corrugated paper box and manufacturing method Download PDFInfo
- Publication number
- CN116001408B CN116001408B CN202211714020.6A CN202211714020A CN116001408B CN 116001408 B CN116001408 B CN 116001408B CN 202211714020 A CN202211714020 A CN 202211714020A CN 116001408 B CN116001408 B CN 116001408B
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- Prior art keywords
- paper
- corrugated
- core paper
- moisture absorption
- waterproof
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Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- 238000010521 absorption reaction Methods 0.000 claims abstract description 41
- 230000004308 accommodation Effects 0.000 claims abstract description 8
- 238000005452 bending Methods 0.000 claims description 40
- 230000001815 facial effect Effects 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 7
- 239000012528 membrane Substances 0.000 claims description 4
- 239000000123 paper Substances 0.000 description 83
- 230000002745 absorbent Effects 0.000 description 8
- 239000002250 absorbent Substances 0.000 description 8
- 239000011087 paperboard Substances 0.000 description 4
- 230000002265 prevention Effects 0.000 description 3
- 239000011111 cardboard Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000007373 indentation Methods 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
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/80—Packaging reuse or recycling, e.g. of multilayer packaging
Landscapes
- Cartons (AREA)
Abstract
The utility model provides a dampproofing corrugated container board, includes outer surface paper, intermediate strut layer and the inlayer surface paper that sets gradually, the intermediate strut layer is including being close outer surface paper's outside core paper and being close the inboard core paper of inlayer surface paper, outside core paper with form a plurality of accommodation spaces between the inboard core paper, it has the moisture absorption piece to fill in the accommodation space. The invention provides a moistureproof corrugated board, a corrugated paper box and a manufacturing method thereof, wherein the board is filled with a moisture absorption block between an outer side core paper and an inner side core paper, the moisture absorption block is utilized to absorb lateral moisture, realize dampproofing function to the moisture absorption piece is by outside core paper and inboard core paper centre gripping and spacing, can fully avoid the moisture absorption piece to remove, guarantees that each position of corrugated container board all has good dampproofing performance.
Description
Technical Field
The invention relates to the field of corrugated paper, in particular to a moistureproof corrugated board, a corrugated case and a manufacturing method.
Background
Corrugated paper is a plate-like article formed by bonding fine paper and corrugated paper formed by corrugating using corrugating rolls, and is a commonly used packaging material. In order to improve the moisture resistance of corrugated paper, the protection of wrapped articles is realized mainly by adding a waterproof film, and the waterproof film can effectively separate the transmission of internal and external moisture, but cannot absorb the moisture, so that the moisture is absorbed by the corrugated paper board per se, and the corrugated paper board is easy to deform or even break.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides a moistureproof corrugated board, a corrugated paper box and a manufacturing method, wherein a moisture absorption block is filled between outer side core paper and inner side core paper, the moisture absorption block is utilized to absorb lateral moisture, the moistureproof function is realized, the moisture absorption block is clamped and limited by the outer side core paper and the inner side core paper, the movement of the moisture absorption block can be fully avoided, and all positions of the corrugated board are guaranteed to have good moistureproof performance.
In order to achieve the above purpose, the invention adopts the following specific scheme:
the utility model provides a dampproofing corrugated container board, includes outer surface paper, intermediate strut layer and the inlayer surface paper that sets gradually, the intermediate strut layer is including being close outer surface paper's outside core paper and being close the inboard core paper of inlayer surface paper, outside core paper with form a plurality of accommodation spaces between the inboard core paper, it has the moisture absorption piece to fill in the accommodation space.
Preferably, the outer core paper comprises a plurality of straight parts, two adjacent straight parts are integrally connected with an arch part facing the outer layer paper, the inner core paper comprises a plurality of first bending parts facing the outer layer paper, two adjacent first bending parts are integrally connected with a second bending part facing the inner layer paper, the first bending parts correspondingly extend into the inner side of the arch part, and an accommodating space is formed between the straight parts and the second bending parts.
Preferably, the bending radius of the first bending portion is smaller than that of the arch portion, and the accommodating space is expanded between the arch portion and the first bending portion.
Preferably, the second bending portion is provided with a plurality of through holes.
Preferably, an outer waterproof film is fixedly arranged on one side of the outer layer surface paper, which faces away from the inner layer surface paper.
Preferably, an inner waterproof film is fixedly arranged on one side of the inner surface paper facing away from the outer surface paper.
The corrugated case is formed by bending and splicing the moisture-proof corrugated board.
Preferably, the corrugated case comprises a plurality of edges, and waterproof components are arranged on the inner sides of the edges.
Preferably, the waterproof assembly comprises two connecting sheets used for connecting the corrugated boards, an arc-shaped moisture absorption sheet and a waterproof sheet are fixedly connected between the two connecting sheets, the waterproof sheet faces the outer side of the corrugated case, and the moisture absorption sheet faces the inner side of the corrugated case.
The method for manufacturing the corrugated case comprises the following steps:
s1, processing a template by using the corrugated board;
S2, processing the template into the corrugated case;
S3, arranging the waterproof component on the inner side of the edge.
According to the corrugated board, the moisture absorption blocks are filled between the outer side core paper and the inner side core paper, the moisture absorption blocks are used for absorbing lateral moisture, the moisture-proof function is achieved, the moisture absorption blocks are clamped and limited by the outer side core paper and the inner side core paper, movement of the moisture absorption blocks can be fully avoided, and good moisture-proof performance of all positions of the corrugated board is guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the overall structure of a corrugated board;
FIG. 2 is a schematic structural view of an intermediate support layer;
Fig. 3 is a schematic structural view of a corrugated carton;
Fig. 4 is a schematic structural view of the waterproof assembly.
Reference numerals: 1-outer waterproof film, 2-outer facial tissue, 3-middle waterproof film, 4-outer core paper, 5-inner core paper, 6-moisture absorption block, 7-through hole, 8-inner layer paper, 9-inner waterproof film, 10-arch part, 11-straight part, 12-first bending part, 13-second bending part, 14-box, 15-edge, 16-connecting sheet, 18-waterproof sheet and 17-moisture absorption sheet.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 4, fig. 1 is a schematic overall structure of a corrugated board, fig. 2 is a schematic structure of an intermediate supporting layer, fig. 3 is a schematic structure of a corrugated board, and fig. 4 is a schematic structure of a waterproof assembly.
The utility model provides a dampproofing corrugated container board, includes outer surface paper 2, intermediate strut layer and inlayer surface paper 8 that set gradually, and intermediate strut layer is including being close to the outside core paper 4 of outer surface paper 2 and being close to the inboard core paper 5 of inlayer surface paper 8, forms a plurality of accommodation spaces between outside core paper 4 and the inboard core paper 5, has the hygroscopic piece 6 in the accommodation space.
In the corrugated board, the outer-layer facial tissue 2 and the inner-layer facial tissue 8 are surface parts, the middle supporting layer is used for supporting and buffering, specifically, the bending outer-side core tissue 4 and the inner-side core tissue 5 are arranged to improve the shock resistance of the corrugated board, on the other hand, the moisture absorption and prevention functions are realized by filling the moisture absorption block 6, and the moisture absorption block 6 is limited and fixed by the outer-side core tissue 4 and the inner-side core tissue 5, so that the partial hollowness caused by the movement of the moisture absorption block 6 can be fully avoided, and all parts of the corrugated board can be fully ensured to have good moisture absorption and prevention functions.
The corrugated board of the invention effectively improves the overall shock resistance by arranging two layers of core paper, when the corrugated board is used for manufacturing a box for packaging articles, the box can better protect the articles, the moisture absorption block 6 is filled between the outer core paper 4 and the inner core paper 5, the moisture absorption block 6 is utilized to absorb lateral moisture, the moisture prevention function is realized, the moisture absorption block 6 is clamped and limited by the outer core paper 4 and the inner core paper 5, the movement of the moisture absorption block 6 can be fully avoided, and the good moisture resistance of each position of the corrugated board is ensured.
The specific setting modes of the outer core paper 4 and the inner core paper 5 are as follows: the outer side core paper 4 comprises a plurality of straight parts 11, an arched part 10 facing the outer layer surface paper 2 is integrally connected between two adjacent straight parts 11, the inner side core paper 5 comprises a plurality of first bending parts 12 facing the outer layer surface paper 2, a second bending part 13 facing the inner layer surface paper 8 is integrally connected between two adjacent first bending parts 12, the first bending parts 12 correspondingly extend into the inner side of the arched part 10, and an accommodating space is formed between the straight parts 11 and the second bending parts 13. In general, the outer core paper 4 and the inner core paper 5 are corrugated core papers, but are bent to different degrees, thereby forming a stable accommodating space, and further ensuring that the absorbent block 6 does not come out of the accommodating space.
In order to be able to fill a sufficient amount of absorbent blocks 6, the bending radius of the first curved portion 12 is smaller than the bending radius of the arched portion 10, and the accommodation space extends between the arched portion 10 and the first curved portion 12. By controlling the dimensional relationship between the first curved portion 12 and the arch portion 10, the accommodating space can be expanded to both sides, thereby accommodating more absorbent blocks 6 and improving the moisture resistance of the corrugated board.
In general, when a packing box or case is manufactured using corrugated cardboard, since external moisture may be excessive, i.e., not absorbed completely, the moisture-proof function is mainly used to absorb internal moisture, and in order to allow the absorbent block 6 to absorb the internal moisture rapidly and sufficiently, the second bent portion 13 is provided with a plurality of through holes 7.
In order to avoid that the moisture absorption capacity of the moisture absorption block 6 is rapidly consumed due to the absorption of external moisture by the moisture absorption block 6, and further, the moisture on the inner side cannot be absorbed, the outer waterproof membrane 1 is fixedly arranged on the side, facing away from the inner layer surface paper 8, of the outer layer surface paper 2.
When the waterproof film is required to be used for wrapping objects with high water content, in order to avoid the leakage of moisture, an inner waterproof film 9 can be fixedly arranged on one side of the inner layer paper 8, which faces away from the outer layer paper 2. The inner waterproof membrane 9 may be provided with a plurality of moisture-conducting holes, so that the moisture on the inner side can be absorbed by the moisture-absorbing block 6.
In a specific embodiment of the invention, the moistureproof corrugated board comprises an outer layer paper 2, a middle supporting layer and an inner layer paper 8 which are sequentially arranged, wherein the middle supporting layer comprises an outer side core paper 4 close to the outer layer paper 2 and an inner side core paper 5 close to the inner layer paper 8, a plurality of accommodating spaces are formed between the outer side core paper 4 and the inner side core paper 5, moisture absorption blocks 6 are filled in the accommodating spaces, the outer side core paper 4 comprises a plurality of straight parts 11, a camber part 10 facing the outer layer paper 2 is integrally connected between two adjacent straight parts 11, the inner side core paper 5 comprises a plurality of first bending parts 12 facing the outer layer paper 2, a second bending part 13 facing the inner layer paper 8 is integrally connected between two adjacent first bending parts 12, the first bending parts 12 correspondingly extend into the inner sides of the camber part 10, accommodating spaces are formed between the straight parts 11 and the second bending parts 13, the outer side core paper 4 and the inner side core paper 5 are corrugated core papers, but have different bending degrees, so that stable accommodating space is formed, the moisture absorption block 6 is not separated from the accommodating space, the bending radius of the first bending part 12 is smaller than that of the arch part 10, the accommodating space is expanded between the arch part 10 and the first bending part 12, the accommodating space can be expanded to two sides by controlling the dimensional relationship between the first bending part 12 and the arch part 10, more moisture absorption blocks 6 are accommodated, the moisture resistance of corrugated paper boards is improved, the outer waterproof film 1 is fixedly arranged on the side of the outer layer surface paper 2 facing away from the inner layer surface paper 8, the inner waterproof film 9 is fixedly arranged on the side of the inner layer surface paper 8 facing away from the outer layer surface paper 2, a plurality of moisture guide holes can be formed in the inner layer waterproof film 9, so that the moisture on the inner side can be absorbed by the moisture absorption block 6, in order to enable the absorbent block 6 to absorb moisture on the inside rapidly and sufficiently, the second bending portion 13 is provided with a plurality of through holes 7.
Based on the corrugated board, the invention further provides a corrugated case which is formed by bending and splicing the moistureproof corrugated board.
In order to further enhance the moisture resistance of the corrugated box, the corrugated box comprises a plurality of edges 15, and waterproof assemblies are arranged on the inner sides of the edges 15.
The specific structure of the waterproof component is as follows: the waterproof assembly comprises two connecting sheets 16 used for connecting corrugated boards, an arc waterproof sheet 18 and a moisture absorption sheet 17 are fixedly connected between the two connecting sheets 16, the waterproof sheet 18 faces the outer side of the corrugated case, and the moisture absorption sheet 17 faces the inner side of the corrugated case. The two connecting pieces 16 of the waterproof assembly are fixedly connected with the inner sides of the corrugated boards on the two sides of the edge 15 respectively, and the flexible waterproof piece 18 and the moisture absorbing piece 17 can be bent and deformed, so that the connecting pieces 16 can be connected with the corrugated boards smoothly, the moisture absorbing piece 17 is used for absorbing moisture on the inner sides of the corrugated boxes, and the waterproof piece 18 is used for preventing moisture on the outer sides of the corrugated boxes from entering.
The invention discloses a method for manufacturing the corrugated paper box, which comprises the following steps:
S1: and processing the template by using corrugated paper board. Specifically, cutting corrugated board first, and then processing an indentation at a position to be bent, which are conventional techniques in the art, are not described herein.
S2: and processing the template into a corrugated carton. Specifically, the corrugated case is manufactured by bending, pasting and the like, which also belongs to the conventional technology in the field, and is not described herein again.
S3: a waterproof component is arranged on the inner side of the edge. After the corrugated case is obtained, the connecting sheet 16 is attached to corrugated cardboard on both sides of the inside of the edge position of the corrugated case without closing, the waterproof sheet 18 is oriented to the outside of the corrugated case, and the moisture absorbing sheet 17 is oriented to the inside of the corrugated case. The connecting piece 16 may be fixed by means of adhesive.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
Finally, in the present invention, the absorbent block 6 may be made of a conventional absorbent particle such as silica gel particle, and the absorbent sheet 17 may be made of a plant fiber sheet.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (2)
1. The moistureproof corrugated case is characterized in that the moistureproof corrugated case is formed by bending and splicing corrugated boards, the corrugated case comprises a plurality of edges (15), and a waterproof component is arranged on the inner side of each edge (15); the waterproof assembly comprises two connecting sheets (16) used for connecting the corrugated boards, an arc-shaped moisture absorption sheet (17) and a waterproof sheet (18) are fixedly connected between the two connecting sheets (16), the waterproof sheet (18) faces the outer side of the corrugated case, and the moisture absorption sheet (17) faces the inner side of the corrugated case; the moisture absorption sheet (17) and the waterproof sheet (18) can be bent and deformed, so that the connection sheet (16) is connected with the corrugated board;
The corrugated board comprises an outer layer paper (2), a middle supporting layer and an inner layer paper (8) which are sequentially arranged, wherein the middle supporting layer comprises an outer side core paper (4) close to the outer layer paper (2) and an inner side core paper (5) close to the inner layer paper (8), a plurality of accommodating spaces are formed between the outer side core paper (4) and the inner side core paper (5), and moisture absorption blocks (6) are filled in the accommodating spaces;
The outer side core paper (4) comprises a plurality of straight parts (11), arched parts (10) facing the outer side surface paper (2) are integrally connected between two adjacent straight parts (11), the inner side core paper (5) comprises a plurality of first bending parts (12) facing the outer side surface paper (2), second bending parts (13) facing the inner side surface paper (8) are integrally connected between two adjacent first bending parts (12), the first bending parts (12) correspondingly extend into the inner sides of the arched parts (10), and accommodating spaces are formed between the straight parts (11) and the second bending parts (13);
the first curved portion (12) has a radius of curvature smaller than the radius of curvature of the arched portion (10), the accommodation space extending between the arched portion (10) and the first curved portion (12);
A plurality of through holes (7) are formed in the second bending part (13);
An outer waterproof membrane (1) is fixedly arranged on one side of the outer facial tissue (2) facing away from the inner facial tissue (8);
An inner waterproof membrane (9) is fixedly arranged on one side of the inner facial tissue (8) facing away from the outer facial tissue (2).
2. A method of making a moisture resistant corrugated carton as in claim 1, comprising the steps of:
S1: processing a template by using the corrugated board;
S2: processing the template into the corrugated carton;
s3: the waterproof component is arranged on the inner side of the edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211714020.6A CN116001408B (en) | 2022-12-30 | 2022-12-30 | Moistureproof corrugated board, corrugated paper box and manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211714020.6A CN116001408B (en) | 2022-12-30 | 2022-12-30 | Moistureproof corrugated board, corrugated paper box and manufacturing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116001408A CN116001408A (en) | 2023-04-25 |
| CN116001408B true CN116001408B (en) | 2024-10-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211714020.6A Active CN116001408B (en) | 2022-12-30 | 2022-12-30 | Moistureproof corrugated board, corrugated paper box and manufacturing method |
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| Country | Link |
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| CN210000786U (en) * | 2019-05-24 | 2020-01-31 | 浏阳市天鹰包装印务有限公司 | corrugated case |
| CN211618432U (en) * | 2019-12-31 | 2020-10-02 | 江苏晋源包装有限公司 | Prevent damp corrugated box |
| CN213704838U (en) * | 2020-07-29 | 2021-07-16 | 南京林业大学 | Corrugated cardboard with double corrugated core structure |
| CN217553316U (en) * | 2022-05-16 | 2022-10-11 | 莆田市兆纬环保纸品有限公司 | Pressure-resistant corrugated board |
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|---|---|---|---|---|
| JP3022434B2 (en) * | 1997-08-22 | 2000-03-21 | 池田屋紙器株式会社 | Food mount |
| US8562499B2 (en) * | 2011-03-14 | 2013-10-22 | Thatbox Design, Llc | Apparatus and methods relating to corrugated materials, containers, and packaging |
| CN109367961A (en) * | 2018-10-27 | 2019-02-22 | 林学琴 | It is a kind of can deformation place bow-shaped structural banana transport package box |
| KR102211455B1 (en) * | 2020-04-17 | 2021-02-04 | 주식회사 한양엔티 | Integral Waterproof Sheet with Line-Shaped Type Adhesive Layer and Waterproofing Method for Water Treatment Structure |
| CN213291656U (en) * | 2020-08-31 | 2021-05-28 | 贵州鹏昇(集团)纸业有限责任公司 | Waterproof and moistureproof corrugated board |
| CN214266963U (en) * | 2020-12-15 | 2021-09-24 | 天津市鹏源一圣纸制品有限公司 | Moisture-proof corrugated board |
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2022
- 2022-12-30 CN CN202211714020.6A patent/CN116001408B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210000786U (en) * | 2019-05-24 | 2020-01-31 | 浏阳市天鹰包装印务有限公司 | corrugated case |
| CN211618432U (en) * | 2019-12-31 | 2020-10-02 | 江苏晋源包装有限公司 | Prevent damp corrugated box |
| CN213704838U (en) * | 2020-07-29 | 2021-07-16 | 南京林业大学 | Corrugated cardboard with double corrugated core structure |
| CN217553316U (en) * | 2022-05-16 | 2022-10-11 | 莆田市兆纬环保纸品有限公司 | Pressure-resistant corrugated board |
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