CN211843557U - High-strength corrugated board manufactured by using adhesive - Google Patents
High-strength corrugated board manufactured by using adhesive Download PDFInfo
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- CN211843557U CN211843557U CN201922181948.2U CN201922181948U CN211843557U CN 211843557 U CN211843557 U CN 211843557U CN 201922181948 U CN201922181948 U CN 201922181948U CN 211843557 U CN211843557 U CN 211843557U
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Abstract
The utility model relates to a high-strength corrugated board made of adhesive, which comprises a surface paper layer, a corrugated lining paper layer and a lining paper layer which are arranged in sequence, wherein the surface paper layer and/or the lining paper layer are provided with a plurality of bar-shaped reinforcing ribs towards one side of the corrugated lining paper layer, and the corrugated lining paper layer is provided with a clamping groove for clamping the reinforcing ribs; and a crossed angle is formed between the reinforcing ribs and the length direction of the ribs of the corrugated lining paper layer. The processing and manufacturing process is to adopt adhesive to bond and fix the surface paper layer, the corrugated lining paper layer and the lining paper layer. The utility model has the advantages of high structural strength, good water resistance and easy processing and manufacturing.
Description
Technical Field
The utility model belongs to the technical field of the technique of cardboard and specifically relates to an use high strength corrugated container board of adhesive preparation.
Background
Corrugated board is made up by using face paper, back paper, core paper and corrugated paper which are made into corrugated form through the processes of adhesion.
The chinese patent with publication number CN207672340U in the prior art discloses a corrugated board, which comprises two layers of paper boards and a corrugated core paper interlayer located between the two layers of paper boards, wherein a rib board paper extending perpendicular to the direction of the corrugated core paper is disposed in a gap corresponding to each peak and each valley, and both sides of each rib board paper extend to rib portions of corresponding wave bands on the core paper interlayer and are attached to the rib portions. It has solved the technical problem of "promoting corrugated container board's structural strength" to the first degree, has possessed difficult deformation under the exogenic action, difficult damaged advantage.
However, the above prior art solutions have the following drawbacks: the rib paper boards at the wave troughs of the corrugated paper are required to be independently arranged, so that on one hand, the corrugated parts of the corrugated paper are small in size, and the operation of arranging the strip-shaped rib paper boards at the wave troughs of the small size is extremely difficult; on the other hand, all layers of the corrugated paper are bonded and fixed by the adhesive, the contact area between the ribbed paper board and the corrugated paper is extremely small and limited by the size, and the ribbed paper board is difficult to bond by the adhesive to obtain higher bonding fastness. Therefore, the corrugated board disclosed in the aforementioned patent has extremely high manufacturing difficulty in actual production. Therefore, there is a need for further improvement of the prior art to design a high strength corrugated cardboard that is easier to manufacture.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an use high strength corrugated container board of adhesive preparation, it has the high and easy advantage of manufacturing of structural strength.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a high-strength corrugated board manufactured by using an adhesive comprises a surface paper layer, a corrugated lining paper layer and a lining paper layer which are sequentially arranged, wherein a plurality of strip-shaped reinforcing ribs are arranged on one side of the surface paper layer and/or the lining paper layer, which faces the corrugated lining paper layer, and the corrugated lining paper layer is provided with clamping grooves for clamping the reinforcing ribs; and a crossed angle is formed between the reinforcing ribs and the length direction of the ribs of the corrugated lining paper layer.
Through adopting above-mentioned technical scheme, the strengthening rib sets up in surface paper layer or interior paper layer, has reduced the manufacturing degree of difficulty by a wide margin, and the strengthening rib can make the back alone and then with interior paper layer or surface paper layer complex fixed, also can borrow by mould hot pressing integrated into one piece by interior paper layer or surface paper layer, also perhaps utilizes the bead of corrugated paper as the strengthening rib at the compound one side corrugated paper in interior paper layer or surface paper layer surface. The embedded groove is matched with the reinforcing rib in an embedded mode, the structural strength of the corrugated board can be improved, and the reinforcing rib and the convex rib of the corrugated lining paper layer form a crossed angle, so that the corrugated board is not easy to deform or break when being impacted. On the other hand, during manufacturing, at first at strengthening rib and/or stupefied slip sheet layer surface spraying gluing agent for strengthening rib and inlay card groove are aimed at, then the pressfitting, the bonding firmly can, set up muscle cardboard in the trough department of corrugated paper alone in prior art and operate more easily, the connection fastness is also higher.
And a plurality of strip-shaped reinforcing ribs are arranged on one sides of the surface paper layer and the lining paper layer facing the corrugated lining paper layer.
Through adopting above-mentioned technical scheme, set up the strengthening rib on face paper layer or interior paper layer alone relatively, it is better to the promotion effect of corrugated container board overall structure intensity.
The corrugated lining paper layer is corrugated paper in a sine wave shape.
By adopting the technical scheme, the corrugated paper with sine wave shape has higher structural strength and is not easy to deform compared with the corrugated paper with saw-toothed shape.
The crossing angle is 90 °.
By adopting the technical scheme, on one hand, enough clamping and matching firmness between the reinforcing ribs and the clamping and embedding grooves is ensured, so that the overall structural strength of the corrugated board after compounding is increased; on the other hand, the corrugated board is convenient to align the reinforcing ribs and the embedded grooves when the corrugated board is processed, and the processing and manufacturing difficulty of the corrugated board is reduced.
The reinforcing ribs arranged on the surface paper layer and the reinforcing ribs arranged on the lining paper layer are arranged in a staggered mode.
Through adopting above-mentioned technical scheme for even atress everywhere of stupefied slip sheet layer has further promoted corrugated container board's overall structure intensity.
The crossing angle is 45 °.
By adopting the technical scheme, the corrugated board has better bending resistance and higher strength.
The cross section of the reinforcing rib is semicircular or arched, and the arc-shaped surface of the reinforcing rib is in embedded fit with the embedded groove.
Through adopting above-mentioned technical scheme, the strengthening rib that the cross-section is semicircular or bow-shaped can utilize its arcwall face homodisperse pressure for corrugated container board withstand voltage shock-resistant ability is better.
The depth of the clamping groove is less than or equal to one half of the thickness of the corrugated lining paper layer.
Through adopting above-mentioned technical scheme, when guaranteeing that strengthening rib and inlay card groove have enough inlay card cooperation degree, be unlikely to because set up the inlay card groove and cause stupefied slip sheet layer intensity loss too big, do benefit to the overall structure intensity that has promoted corrugated container board.
The surface paper layer and the lining paper layer comprise a first base paper layer, a toughening inner liner layer and a second base paper layer which are sequentially arranged, and the reinforcing ribs are arranged on the first base paper layer or the second base paper layer.
By adopting the technical scheme, the waterproof performance and the anti-cracking performance of the surface paper layer and the lining paper layer are better, and the surface paper layer and the lining paper layer are not easy to crack or deform.
The waterproof layer of first waterproof rete, core paper layer and second that increases tough inner liner set gradually, the embedded fibre net layer that increases tough that is equipped with of core paper layer, first waterproof rete and the waterproof rete of second are the TPU rete.
Through adopting above-mentioned technical scheme, the waterproof performance of paper layer and face paper layer in first waterproof rete and second waterproof rete have promoted by a wide margin for corrugated container board water resistance increases, and the setting up of the fibre net layer of toughening simultaneously makes corrugated container board have high toughness and resistant fracture performance, makes corrugated container board be difficult to because of striking etc. fracture or damage in the use.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the corrugated board is characterized in that a plurality of strip-shaped reinforcing ribs are arranged on one side of the surface paper layer and/or the lining paper layer, which faces the corrugated lining paper layer, and the corrugated lining paper layer is provided with clamping grooves for clamping and matching with the reinforcing ribs, so that the overall structural strength of the corrugated board is greatly improved, and the processing and manufacturing difficulty of the corrugated board is not increased;
2. the inner paper layer and the surface paper layer respectively comprise a first base paper layer, a toughening inner liner layer and a second base paper layer which are sequentially arranged; the toughening inner liner layer comprises a first waterproof film layer, a core paper layer and a second waterproof film layer which are sequentially arranged, a toughening fiber grid layer is embedded in the core paper layer, and the first waterproof film layer and the second waterproof film layer are TPU film layers, so that the corrugated board has excellent water resistance and pressure resistance and impact resistance.
Drawings
Fig. 1 is a schematic structural view of a high strength corrugated cardboard manufactured by using an adhesive in example 1.
Fig. 2 is an exploded view of a high strength corrugated cardboard manufactured using an adhesive in example 1.
Fig. 3 is an exploded view of a second high strength corrugated cardboard manufactured using a binder in example 1;
FIG. 4 is a schematic structural view of a face paper layer in example 1;
FIG. 5 is an enlarged view of portion A of FIG. 4;
fig. 6 is an exploded view of the high strength corrugated cardboard manufactured using the adhesive in example 2;
fig. 7 is an exploded view of the high strength corrugated cardboard manufactured using the adhesive in example 3;
FIG. 8 is a schematic structural view of a high strength corrugated cardboard manufactured by using an adhesive in example 3;
fig. 9 is an exploded view of the high strength corrugated cardboard manufactured using the adhesive in example 4;
fig. 10 is an exploded view of the high strength corrugated cardboard manufactured using the adhesive in example 5.
In the figure, 1, a face paper layer; 2. an inner paper layer; 3. a corrugated liner paper layer; 4. reinforcing ribs; 5. a clamping groove; 6. a first base paper layer; 7. toughening the inner liner; 71. a first waterproof membrane layer; 72. a core paper layer; 721. toughening fiber grid layer; 73. a second waterproof membrane layer; 8. a second base paper layer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1:
a high-strength corrugated board manufactured by using an adhesive is disclosed, and the high-strength corrugated board comprises a surface paper layer 1, a corrugated lining paper layer 3 and a lining paper layer 2 which are sequentially adhered by the adhesive, and is shown in figure 1.
Referring to fig. 2 and 3, the corrugated liner paper layer 3 is corrugated paper with sine wave, and the surface paper layer 1 and the lining paper layer 2 are both paper boards made of pulp fiber. In order to enhance the overall structural strength of the corrugated board, a plurality of strip-shaped reinforcing ribs 4 are arranged on one side of the face paper layer 1 facing the corrugated lining paper layer 3. In this embodiment, the cross section of the strengthening rib 4 is half circular ring shape, and the arc surface is arranged towards the corrugated lining paper layer 3. The strengthening rib 4 sets up along the bead length direction of the stupefied slip-sheet layer 3 of perpendicular to, and each family strengthening rib 4 is equidistant distribution on the bead length direction of stupefied slip-sheet layer 3. The convex edge of the corrugated lining paper layer 3 is provided with a clamping groove 5 which is matched with the reinforcing rib 4 in a clamping way. When facial tissue layer 1, stupefied slip sheet layer 3 and interior ply 2 compound for strengthening rib 4 card goes into inlay card groove 5, can increase area of contact each other, and the corrugated container board overall structure intensity who obtains increases, and resistance to compression and shock is stronger.
Referring to fig. 4 and 5, the surface paper layer 1 (as shown in fig. 3) includes a first base paper layer 6, a toughening inner liner layer 7 and a second base paper layer 8, which are sequentially disposed, wherein the first base paper layer 6 and the second base paper layer 8 have the same thickness and are made of pulp fibers. The first base paper layer 6, the toughening inner liner layer 7 and the second base paper layer 8 are bonded and fixed with each other through hot melt adhesive. The toughening inner liner layer 7 comprises a first waterproof film layer 71, a core paper layer 72 and a second waterproof film layer 73 which are sequentially arranged, wherein the first waterproof film layer 71 and the second waterproof film layer 73 are TPU films; the core paper layer 72 is made of pulp fibers and has a toughening fiber mesh layer 721 embedded therein. The toughening fiber mesh layer 721 can be selected from metal fiber mesh or polymer fiber mesh, and in this embodiment, polypropylene fiber mesh is selected. The first waterproof film layer 71, the core paper layer 72 and the second waterproof film layer 73 are also fixed to each other by hot melt adhesive bonding. The inner paper layer 2 (shown in fig. 3) has the same structure as the surface paper layer 1, and also comprises a first base paper layer 6, a toughening inner liner layer 7 and a second base paper layer 8 which are sequentially arranged.
Example 2:
referring to fig. 6, based on example 1, the present embodiment is different from example 1 only in that: the surface paper layer 1 and the reinforcing ribs 4 are integrally formed. When processing, hot pressing is carried out on the facial paper layer 1, and a plurality of strip-shaped reinforcing ribs 4 can be formed.
Example 3:
referring to fig. 7, based on example 1, the present embodiment is different from example 1 only in that: the inner paper layer 2 and the surface paper layer 1 are provided with a plurality of reinforcing ribs 4 on one sides facing the corrugated lining paper layer 3. The reinforcing ribs 4 are arranged along the length direction of the convex edge perpendicular to the corrugated lining paper layer 3.
Referring to fig. 8, the reinforcing ribs 4 of the face paper layer 1 and the reinforcing ribs 4 of the back paper layer 2 are arranged in a staggered manner along the length direction of the rib of the corrugated lining paper layer 3, and the maximum depth of the caulking groove 5 is less than one half of the depth of the wave trough of the corrugated lining paper layer 3. The strengthening rib 4 and the stupefied slip sheet layer 3 compact structure nature that this kind of mode set up are better for corrugated container board atress everywhere is more even, and resistance to compression and impact is better.
Example 4:
referring to fig. 9, based on example 3, the present embodiment is different from example 3 only in that: the cross angle formed between the reinforcing ribs 4 on the inner paper layer 2 and the convex edge length direction of the corrugated lining paper layer 3 is 45 degrees. The reinforcing ribs 4 on the surface paper layer 1 can also be arranged in an inclined manner at 45 degrees according to requirements.
Example 5:
referring to fig. 10, based on example 3, the present embodiment is different from example 3 only in that: the reinforcing ribs 4 are formed by convex ribs of corrugated paper fixed on the surface paper layer 1 and the inner paper layer 2, namely three layers of corrugated paper are arranged between the surface paper layer 1 and the inner paper layer 2, and the convex ribs on the corrugated paper fixedly bonded with the surface paper layer 1 or the inner paper layer 2 and the convex ribs on the corrugated paper provided with the embedded grooves 5 are arranged vertically.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (10)
1. The utility model provides an use high strength corrugated container board of adhesive preparation, includes face paper layer (1), stupefied liner paper layer (3) and interior paper layer (2) that set gradually, its characterized in that: a plurality of strip-shaped reinforcing ribs (4) are arranged on one side of the surface paper layer (1) and/or the lining paper layer (2) facing the corrugated lining paper layer (3), and clamping and embedding grooves (5) for clamping the reinforcing ribs (4) are formed in the corrugated lining paper layer (3); and a crossed angle is formed between the reinforcing ribs (4) and the length direction of the ribs of the corrugated liner paper layer (3).
2. A high strength corrugated cardboard made by using an adhesive according to claim 1 wherein: and a plurality of strip-shaped reinforcing ribs (4) are arranged on one sides of the surface paper layer (1) and the lining paper layer (2) facing the corrugated lining paper layer (3).
3. A high strength corrugated cardboard made by using an adhesive according to claim 2 wherein: the corrugated lining paper layer (3) is corrugated paper in a sine wave shape.
4. A high strength corrugated cardboard made by using an adhesive according to claim 3 wherein: the crossing angle is 90 °.
5. A high strength corrugated cardboard made by using adhesive according to claim 4 wherein: the reinforcing ribs (4) arranged on the surface paper layer (1) and the reinforcing ribs (4) arranged on the inner paper layer (2) are arranged in a staggered mode.
6. A high strength corrugated cardboard made by using an adhesive according to claim 3 wherein: the crossing angle is 45 °.
7. A high strength corrugated cardboard made by using an adhesive according to any one of claims 1 to 6 wherein: the cross section of the reinforcing rib (4) is semicircular or arched, and the arc-shaped surface of the reinforcing rib (4) is in embedded fit with the embedded groove (5).
8. A high strength corrugated cardboard made by using an adhesive according to claim 7 wherein: the depth of the embedding groove (5) is less than or equal to one half of the thickness of the corrugated lining paper layer (3).
9. A high strength corrugated cardboard made by using an adhesive according to any one of claims 1 to 6 wherein: the surface paper layer (1) and the inner paper layer (2) comprise a first base paper layer (6), a toughening inner liner layer (7) and a second base paper layer (8) which are sequentially arranged, and the reinforcing ribs (4) are arranged on the first base paper layer (6) or the second base paper layer (8).
10. A high strength corrugated cardboard made by using an adhesive according to claim 9 wherein: toughening inner liner layer (7) is including first waterproof rete (71), core paper layer (72) and the waterproof rete of second (73) that set gradually, the embedded fibre net layer (721) that toughens that is equipped with of core paper layer (72), first waterproof rete (71) and the waterproof rete of second (73) are the TPU rete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922181948.2U CN211843557U (en) | 2019-12-06 | 2019-12-06 | High-strength corrugated board manufactured by using adhesive |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922181948.2U CN211843557U (en) | 2019-12-06 | 2019-12-06 | High-strength corrugated board manufactured by using adhesive |
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| CN211843557U true CN211843557U (en) | 2020-11-03 |
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| CN201922181948.2U Active CN211843557U (en) | 2019-12-06 | 2019-12-06 | High-strength corrugated board manufactured by using adhesive |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113246237A (en) * | 2021-04-29 | 2021-08-13 | 吴静 | High strength environmental protection plywood |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113246237A (en) * | 2021-04-29 | 2021-08-13 | 吴静 | High strength environmental protection plywood |
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