CN107867014A - The honeycomb core plate and its forming method of hexagonal structure - Google Patents

Abstract

The invention discloses a kind of honeycomb core plate of hexagonal structure and its forming method, honeycomb core plate includes at least two former base bands, a reinforcing strip is equipped between each former base band, adjacent former base band and reinforcing strip are Nian Jie in uniform intervals formula and the honeycomb with multiple hexagonal unit holes is formed after being pulled open towards both sides, with the S types reinforcement side formed by reinforcing strip in each hexagonal unit hole.Forming method comprises the following steps：S1：Division unit；S2：Glue bearing areas is set；S3：Gluing；S4：Bonding；S5：Shaping.The present invention have technique is simple, manufacturing cost is low, using environmental protection, compression strength is high, can absorb sound the advantages of heat-insulated.

Description

Honeycomb core board with hexagonal structure and its forming method

technical field

The invention mainly relates to the technical field of forming honeycomb sandwich panels, in particular to a honeycomb core panel with a hexagonal structure and a forming method thereof.

Background technique

At present, because the honeycomb sandwich panel has the advantages of low cost, high specific strength, easy processing and molding, etc., the honeycomb sandwich panel gradually exerts its advantages in the fields of packaging, transportation, furniture and construction, replacing other traditional corrugated cardboard, wood, and foam plastics. And other materials, the application prospect is very broad. The core layer of the conventional honeycomb sandwich panel adopts the natural honeycomb structure, and the base material is bonded with an adhesive to form several hollow regular hexagonal prisms, and the surface material is compounded on both sides to form a composite panel with a new sandwich structure.

The compressive strength of the traditional honeycomb sandwich panel mainly depends on the honeycomb core layer. Due to the limitations of the quality of the core paper per unit area, the aperture of the unit hole, the manufacturing process and the cost, and the structural characteristics of the traditional honeycomb core layer determine the unit The connection method of the holes, the unit hole of the traditional hexagonal honeycomb core layer is a hollow hexagonal hole, and its compressive strength is difficult to make a big breakthrough, which restricts its application range.

Contents of the invention

The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a hexagonal honeycomb core board with simple process, low manufacturing cost, environmental protection, high compressive strength, sound absorption and heat insulation and its forming method.

In order to solve the problems of the technologies described above, the present invention adopts the following technical solutions:

A honeycomb core plate with a hexagonal structure, including at least two original base bands, a reinforcing band is arranged between each original base band, and the adjacent original base bands are bonded to the reinforcing band at even intervals and pulled toward both sides After opening, a honeycomb structure with a plurality of hexagonal unit holes is formed, and each hexagonal unit hole has an S-shaped reinforcing edge formed by a reinforcing belt.

As a further improvement of the above technical solution:

There are a plurality of first bonding edges evenly spaced on the original base belt, three first forming edges are divided between two adjacent first bonding edges, and a plurality of first forming edges are evenly spaced on the reinforcing belt. The second bonding edge corresponding to the position of the first bonding edge, the second forming edge is divided between two adjacent second bonding edges, each of the first bonding edge and the second bonding edge and part The second forming edge is bonded, and after being pulled toward both sides, the three first forming edges on both sides of the same position form the hexagonal unit hole, and the second forming edge in each hexagonal unit hole forms the S-shaped reinforcement side.

The same side of the first bonding edge on each primordium is provided with a first bonding area, and each first bonding area extends to a first forming edge in the same direction adjacent to it, and the first bonding area adjacent up and down The joint area is separated by a first forming edge, and a second adhesive area is provided on the corresponding same side of each second adhesive edge, and each second adhesive area extends to the second adjacent forming edge in the same direction. The extending direction of the first bonding area is opposite to the extending direction of the second bonding area, the first bonding area is bonded to the second bonding edge and part of the second forming edge, and the second bonding area is bonded to the second bonding edge A bonding edge is bonded with a portion of the first forming edge.

The first bonding area is arranged on the lower side of each original base tape, and each second bonding area is arranged on the lower side of each reinforcing tape.

The length of the extension section of the first bonding area is set to be 0.1 to 0.25 of the length of the first forming side, and the length of the extension section of the second bonding area is equal to the length of the extension section of the first bonding area.

The first bonding edge and a first forming edge adjacent thereto are set to be of equal length, and the second bonding edge and the first bonding edge are set to be of equal length.

A method for forming a honeycomb core plate based on the above-mentioned hexagonal structure, comprising the following steps:

S1: Dividing unit: stack each original base belt and reinforcing belt at intervals in order to ensure that each reinforcing belt is located between the adjacent upper and lower original base belts. Starting from the end, divide multiple first base belts at even intervals on the original base belt. One bonding edge, three first forming edges are divided between every two adjacent first bonding edges, and a plurality of second bonding edges corresponding to the positions of the first bonding edges are evenly spaced on the reinforcing belt , dividing the second forming edge between every two adjacent second bonding edges;

S2: Set the glue-coated area: set the first adhesive area on the same side of the first adhesive edge on the original base tape, and each first adhesive area extends to a first forming edge in the same direction adjacent to it. The corresponding same side of the two bonding edges is provided with a second bonding area, and each second bonding area extends to the second forming edge in the same direction adjacent to it, and the extension direction of the first bonding area is the same as that of the second bonding area. The direction of extension is opposite;

S3: Apply glue: apply glue on the first bonding area, the second bonding edge, part of the first forming edge and the second forming edge;

S4: Bonding: bonding the first bonding area to the second bonding edge and part of the second forming edge, the second bonding area is bonded to the first bonding edge with part of the first forming edge;

S5: Forming: Let the bonded core board stand for a certain period of time until it is firmly bonded, then cut it to the required height to obtain a strip-shaped core board, and pull it toward both sides to form a honeycomb core board.

As a further improvement of the above technical solution:

In step S1, the length of the extension of the first bonding area is set to 0.1 to 0.25 of the length of the first forming side, and the length of the extension of the second bonding area is set to be equal to the length of the extension of the first bonding area .

In step S1, the first bonding edge and the first forming edge are set to be of equal length, and the second bonding edge and the first bonding edge are set to be of equal length.

Compared with the prior art, the present invention has the advantages of:

An embodiment of the hexagonal honeycomb core plate of the present invention, the core plate includes at least two original base bands, a reinforcing band is arranged between each original base band, and the adjacent original base bands are evenly spaced from the reinforcing band The honeycomb structure is formed with a plurality of hexagonal unit holes, and each hexagonal unit hole has an S-shaped reinforcing edge formed by a reinforcing tape. In this structure, a honeycomb structure with multiple hexagonal unit holes is formed between each original base band. Compared with traditional corrugated cardboard, wood, foam plastic and other materials, it has sound absorption and heat insulation, simple process and easy manufacturing. The cost is low, and the honeycomb core board can be reused, which has little environmental pollution and is an environmentally friendly and low-carbon product; and the reinforcing belt can form S-shaped reinforcing sides in each hexagonal unit hole, which greatly improves the quality of each hexagonal unit. The strength of the shape unit hole has made a great breakthrough in its compressive strength and expanded the scope of application. The forming method of the honeycomb core plate based on the hexagonal structure of the present invention, S1: division unit; S2: setting glue application area; S3: glue application; S4: bonding; S5: forming. It has the corresponding technical effect of the honeycomb core plate with the above hexagonal structure.

Description of drawings

Fig. 1 is a structural schematic diagram of a hexagonal honeycomb core plate of the present invention.

Fig. 2 is a structural schematic diagram of a hexagonal unit hole in a hexagonal honeycomb core plate of the present invention.

Fig. 3 is a structural schematic view (divided state) of the hexagonal honeycomb core plate of the present invention.

Fig. 4 is a schematic diagram of the gluing structure (gluing state) of the hexagonal honeycomb core board of the present invention.

Fig. 5 is a flow chart of the forming method of the hexagonal honeycomb core plate of the present invention.

Each label in the figure means:

1. Original base belt; 11. First bonding edge; 111. First bonding area; 12. First molding edge; 2. Reinforcing belt; 21. Second bonding edge; 211. Second bonding area; 22 , Second molding edge; 3, Hexagonal unit hole; 4, S-shaped strengthening edge.

Detailed ways

The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

Fig. 1 to Fig. 4 have shown a kind of embodiment of the honeycomb core plate of hexagonal structure of the present invention, and this core plate comprises at least two original base bands 1, and each original base band 1 is all provided with a reinforcement band 2, relatively Adjacent primordium bands 1 and reinforcing bands 2 are bonded at even intervals, and after being pulled apart toward both sides, a honeycomb structure with a plurality of hexagonal unit holes 3 is formed, and each hexagonal unit hole 3 has a reinforcing band 2 forms the S-shaped reinforcement edge 4 . In this structure, a honeycomb structure with a plurality of hexagonal unit holes 3 is formed between each primordium strip 1. Compared with traditional corrugated cardboard, wood, foam plastic and other materials, it has sound absorption and heat insulation, and the process is simple. , low manufacturing cost, and the honeycomb core board can be reused, has little environmental pollution, and is an environmentally friendly and low-carbon product; and the reinforcement strip 2 can form an S-shaped reinforcement edge 4 in each hexagonal unit hole 3, that is, greatly The strength of each hexagonal unit hole 3 is improved, making a great breakthrough in its compressive strength and expanding the scope of application.

In this embodiment, there are a plurality of first bonding edges 11 evenly spaced on the original base belt 1, and three first forming edges 12 are divided between two adjacent first bonding edges 11. A plurality of second bonding edges 21 corresponding to the positions of the first bonding edges 11 are evenly spaced, and a second forming edge 22 is divided between two adjacent second bonding edges 21, and each first bonding edge 11 is bonded with the second bonding edge 21 and part of the second forming edge 22, and the three first forming edges 12 on both sides of the same position form a hexagonal unit hole 3 after being pulled toward both sides, and each hexagonal unit hole 3 The inner second forming edge 22 forms the S-shaped reinforcing edge 4 . In this structure, the three first forming edges 12 on both sides of the same position form a hexagonal unit hole 3 after being pulled toward both sides, and the second forming edges 22 in each hexagonal unit hole 3 form an S-shaped reinforcing edge 4, Its structure is simple and easy to shape.

In this embodiment, the first bonding area 111 is provided on the same side of the first bonding edge 11 on each original base tape 1, and each first bonding area 111 extends to a first forming edge adjacent to it in the same direction. 12, the upper and lower adjacent first bonding areas 111 are separated by a first forming edge 12, and the corresponding same side of each second bonding edge 21 is provided with a second bonding area 211, and each second bonding area 211 extends to On the second molding edge 22 in the same direction adjacent to it, the extension direction of the first bonding area 111 is opposite to the extending direction of the second bonding area 211, and the first bonding area 111 is connected with the second bonding edge 21 and part The second forming edge 22 is bonded, and the second bonding area 211 is bonded to the first bonding edge 11 with a part of the first forming edge 12 bonded. In this structure, a first bonding area 111 and a second bonding area 211 are respectively provided on the same side of each primordia band 1 and reinforcing band 2, and each first bonding area 111 extends to the same direction adjacent to it. On one first forming side 12, a second bonding area 211 is provided on the corresponding same side of each second bonding side 21, and each second bonding area 211 extends to the second forming side 22 adjacent to it in the same direction. The extension direction of the first bonding area 111 is opposite to the extending direction of the second bonding area 211, and the setting of the extension section makes it easier to form a stable S-shaped reinforcing edge 4 when it is pulled away to both sides after bonding. , to ensure the compressive strength.

In this embodiment, the first bonding area 111 is arranged on the lower side of each original base tape 1 , and each second bonding area 211 is arranged on the lower side of each reinforcing tape 2 . In this structure, the first bonding area 111 is bonded to the upper side of the reinforcement tape 2, and the second bonding area 211 is bonded to the upper side of the original base tape 1, and the structure is simple and reliable.

In other embodiments, the first bonding area 111 and the second bonding area 211 can be respectively arranged on the upper side of each original base strip 1 and each reinforcing strip 2, which can also achieve a reliable bonding effect.

In this embodiment, the length of the extension of the first bonding area 111 is set to be 0.1 to 0.25 of the length of the first forming side 12, and the length of the extension of the second bonding area 211 is equal to the length of the extension of the first bonding area 111 . In this structure, the length of the extension section of the first bonding area 111 is set to 0.25 of the length of the first forming side 12, which can ensure that the S-shaped reinforcing side 4 is a completely centrally symmetrical S-shaped structure to ensure that the S-shaped reinforced The stability of the side 4 ensures that the reinforcing strength of each hexagonal unit hole 3 is consistent.

In this embodiment, the first bonding edge 11 and a first forming edge 12 adjacent to it are set to be of equal length, and the second bonding edge 21 and the first bonding edge 11 are set to be of equal length. In this structure, the arrangement of equal lengths can ensure the formation of regular hexagonal unit holes 3, making the overall structure more beautiful and durable.

In other embodiments, the first bonding side 11 and the first forming side 12 can also be set to have unequal lengths to form a common hexagonal unit hole 3 .

Fig. 1 to Fig. 5 show a kind of embodiment of the molding method of the honeycomb core board based on above-mentioned hexagonal structure of the present invention, comprise the following steps:

S1: Division unit: stack each original base belt 1 and reinforcement belt 2 at intervals in sequence to ensure that each reinforcement belt 2 is located between the adjacent upper and lower original base belts 1, starting from the end and uniform on the original base belt 1 A plurality of first bonding sides 11 are divided at intervals, and three first forming sides 12 are divided between every two adjacent first bonding sides 11, and a plurality of first bonding sides 12 are evenly spaced on the reinforcement strip 2. The second bonding edge 21 corresponding to the position of the edge 11 divides the second forming edge 22 between every two adjacent second bonding edges 21;

S2: Setting the gluing area: set the first bonding area 111 on the same side of the first bonding edge 11 on the original base tape 1, and each first bonding area 111 extends to a first forming edge in the same direction adjacent to it 12, a second bonding area 211 is set on the same side corresponding to the second bonding edge 21, each second bonding area 211 extends to the second forming edge 22 in the same direction adjacent to it, and the first bonding area The extending direction of 111 is opposite to the extending direction of the second bonding area 211;

S3: Apply glue: apply glue on the first bonding area 111, the second bonding edge 21, part of the first forming edge 12 and the second forming edge 22;

S4: Bonding: Bond the first bonding area 111 with the second bonding edge 21 and part of the second forming edge 22, the second bonding area 211 and the first bonding edge 11 have part of the first forming edge 12 bonding;

S5: Forming: Let the bonded core board stand for a certain period of time until it is firmly bonded, then cut it to the required height to obtain a strip-shaped core board, and pull it toward both sides to form a honeycomb core board.

Using this method, a honeycomb structure with a plurality of hexagonal unit holes 3 is formed between each original base belt 1, which has sound absorption and heat insulation compared with traditional materials such as corrugated cardboard, wood, and foamed plastics. It is simple and low in manufacturing cost, and the honeycomb core board can be reused, has little environmental pollution, and is an environmentally friendly and low-carbon product; and the reinforcing strip 2 can form an S-shaped reinforcing edge 4 in each hexagonal unit hole 3, that is, The strength of each hexagonal unit hole 3 is greatly improved, the compressive strength has been greatly improved, and the scope of application has been expanded.

In this embodiment, in step S1, the length of the extension section of the first bonding area 111 is set to 0.1 to 0.25 of the length of the first forming side 12, and the length of the extension section of the second bonding area 211 is set to 0.25 of the length of the first bonding area 211. The lengths of the extensions of the zone 111 are set to be equal. In this method, the length of the extension section of the first bonding area 111 is set to 0.25 of the length of the first forming side 12, which can ensure that the S-shaped reinforcing side 4 is a completely centrally symmetrical S-shaped structure to ensure that the S-shaped reinforced The stability of the side 4 ensures that the reinforcing strength of each hexagonal unit hole 3 is consistent.

In this embodiment, in step S1, the first bonding edge 11 and the first forming edge 12 are set to be of equal length, and the second bonding edge 21 and the first bonding edge 11 are set to be of equal length. In this method, setting equal lengths can ensure the formation of equilateral hexagonal unit holes 3, making the overall structure more beautiful and durable.

Although the present invention has been disclosed above with preferred embodiments, it is not intended to limit the present invention. Any person familiar with the art, without departing from the scope of the technical solution of the present invention, can use the technical content disclosed above to make many possible changes and modifications to the technical solution of the present invention, or modify it into an equivalent implementation of equivalent changes example. Therefore, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention shall fall within the protection scope of the technical solution of the present invention.

Claims (10)

1. A honeycomb core plate with a hexagonal structure, comprising at least two original base bands (1), characterized in that: a reinforcing band (2) is arranged between each original base band (1), and the adjacent original base bands (1) Bonded with the reinforcing belt (2) at even intervals, and after being pulled apart toward both sides, a honeycomb structure with multiple hexagonal unit holes (3) is formed, and each hexagonal unit hole (3) It has an S-shaped reinforcing edge (4) formed by a reinforcing strip (2). 2. The honeycomb core board with a hexagonal structure according to claim 1, characterized in that: the original base strip (1) is divided into a plurality of first bonding sides (11) at even intervals, and two adjacent There are three first forming sides (12) divided between the first bonding sides (11), and a plurality of first forming sides (12) corresponding to the positions of the first bonding sides (11) are divided on the reinforcement strip (2) at even intervals. Two bonding sides (21), the second forming side (22) is divided between two adjacent second bonding sides (21), each of the first bonding side (11) and the second bonding side (21) and part of the second forming edge (22) are glued together, and the three first forming edges (12) on both sides of the same position form the hexagonal unit hole (3) after being pulled toward both sides, each hexagonal The second forming edge (22) in the unit hole (3) forms the S-shaped reinforcing edge (4). 3. The honeycomb core plate with hexagonal structure according to claim 2, characterized in that: the first bonding area (111) is provided on the same side of the first bonding edge (11) on each original substrate (1) ), each first bonding area (111) extends to a first forming edge (12) adjacent to it in the same direction, and the upper and lower adjacent first bonding areas (111) are separated by a first forming edge (12 ), each second bonding edge (21) is provided with a second bonding area (211) on the corresponding same side, and each second bonding area (211) extends to the second forming edge (22) adjacent to it in the same direction ), the extending direction of the first bonding area (111) is opposite to the extending direction of the second bonding area (211), and the first bonding area (111) and the second bonding edge (21) and Part of the second forming side (22) is bonded, and the second bonding area (211) is bonded to the first bonding side (11) with part of the first forming side (12). 4. The honeycomb core plate with hexagonal structure according to claim 3, characterized in that: the first bonding area (111) is set on the lower side of each original base belt (1), and each second bonding area (211) is arranged on the lower side of each reinforcement band (2). 5. The honeycomb core plate with hexagonal structure according to claim 3 or 4, characterized in that: the length of the extension section of the first bonding area (111) is set to 0.1 of the length of the first forming side (12) to 0.25, the length of the extension of the second bonding area (211) is equal to the length of the extension of the first bonding area (111). 6. The honeycomb core plate with hexagonal structure according to claim 3 or 4, characterized in that: the first bonding side (11) and the adjacent first forming side (12) are set to be equal long, the second bonding edge (21) and the first bonding edge (11) are set to be equal in length. 7. The honeycomb core board with hexagonal structure according to claim 5, characterized in that: the first bonding side (11) and the first forming side (12) are set to be equal in length, and the second bonding side The connecting edge (21) and the first bonding edge (11) are set to be equal in length. 8. A method for forming a honeycomb core plate based on the hexagonal structure according to any one of claims 1 to 7, characterized in that: comprising the following steps: S1: Division unit: stack each original base belt (1) and reinforcement belt (2) at intervals in sequence to ensure that each reinforcement belt (2) is located between the adjacent original base belts (1) on the upper and lower sides, with the end as the The starting point is to divide a plurality of first bonding sides (11) at even intervals on the original base belt (1), and divide three first forming sides (12) between every two adjacent first bonding sides (11) , on the reinforcing strip (2), divide a plurality of second bonding edges (21) corresponding to the position of the first bonding edge (11) at even intervals, and each adjacent two second bonding edges (21) dividing the second forming edge (22); S2: Setting the gluing area: set the first bonding area (111) on the same side of the first bonding edge (11) on the original base tape (1), and each first bonding area (111) extends to its adjacent On a first forming edge (12) in the same direction, a second bonding area (211) is provided on the same side corresponding to the second bonding edge (21), and each second bonding area (211) extends to the adjacent On the second forming side (22) in the same direction as the same direction, the extending direction of the first bonding area (111) is opposite to the extending direction of the second bonding area (211); S3: glue application: apply glue on the first bonding area (111) and the second bonding edge (21); S4: Bonding: bonding the first bonding area (111) to the second bonding edge (21) and part of the second forming edge (22), the second bonding area (211) is bonded to the first bonding The side (11) is bonded with a part of the first forming side (12); S5: Forming: Let the bonded core board stand for a certain period of time until it is firmly bonded, then cut it to the required height to obtain a strip-shaped core board, and pull it toward both sides to form a honeycomb core board. 9. The forming method of the hexagonal honeycomb core plate according to claim 8, characterized in that in step S1, the length of the extension section of the first bonding area (111) is set as the first forming side ( 12) 0.1 to 0.25 of the length, the length of the extension section of the second bonding area (211) is set to be equal to the length of the extension section of the first bonding area (111). 10. The forming method of the hexagonal honeycomb core plate according to claim 9, characterized in that: in step S1, the first bonding side (11) and the first forming side (12) are set to be equal long, set the second bonding edge (21) and the first bonding edge (11) to be equal in length.