CN216804730U - Double-core aluminum layer module and composite board thereof - Google Patents

Abstract

The utility model discloses a double-core aluminum layer module, which comprises at least two core aluminum layers, wherein each core aluminum layer comprises a bottom surface and a surface, the surface is provided with a bulge, the bottom surfaces of the two adjacent core aluminum layers are adhered together, so that the bulges of the two core aluminum layers extend outwards in opposite directions; the utility model also discloses a composite board with the double-core aluminum layer module, which further comprises a surface aluminum layer and a bottom aluminum layer, wherein the surface aluminum layer and the bottom aluminum layer are respectively arranged on the upper surface and the lower surface of the double-core aluminum layer module, the upper surface and the lower surface comprise the bulges, and the overall compressive strength and the impact strength of the composite board are obviously improved.

Description

Double-core aluminum layer module and composite board thereof

Technical Field

The utility model relates to a novel composite material, in particular to a double-core aluminum layer module and a composite board thereof.

Background

The wall body of the building outer wall is generally built by bricks or poured by concrete, the bricks and the concrete have unattractive appearance, larger heat conductivity coefficient and poor heat insulation performance, in order to ensure that the built building outer wall has attractive appearance and good heat insulation performance, a heat insulation material layer is compounded on the wall surface of the building outer wall, and then a decorative material layer is compounded on the outer surface of the heat insulation material layer. In the prior art, most of heat insulation material layers for building outer walls are foam plastic layers, and decorative material layers can be coating layers or stone layers or ceramic tiles. The foam plastic is light in weight, low in cost and low in heat conductivity coefficient, is a good building heat-insulating material, is a combustible substance, can cause fire disasters when being constructed and used carelessly, and can generate a large amount of toxic and harmful gas when being burnt. In the construction or use of the building insulated by the foam plastics, a serious fire accident caused by flammable foam plastics often happens. The foamed plastic used as the heat insulating material for the outer wall of the building has great potential safety hazard in building construction or building use, so that the foamed plastic heat insulating material is difficult to popularize and use in the heat insulation of the outer wall of the building. At present, an insulation layer material for building external walls, which can replace a foam plastic layer, is urgently needed in industrial and civil buildings.

The composite board is a laminated material for aviation and aerospace equipment, and the existing composite board is disclosed in the patent and name of the Chinese utility model applied by the applicant before: a novel composite metal plate, authorized bulletin number: CN209817250U, date of authorized announcement: 12 months and 20 days in 2019; the aluminum-plated aluminum alloy comprises a surface aluminum layer, a core aluminum layer and a bottom aluminum layer, wherein the surface aluminum layer and the bottom aluminum layer are respectively arranged on the top surface and the bottom surface of the core aluminum layer to form an upper-middle-lower three-layer structure; the composite board has the advantages of high integral strength and high rigidity.

However, the composite metal plate having the above structure has the following disadvantages: (1) the protruding direction on the protruding group of above-mentioned core aluminium lamination is the single face (upwards protruding or protruding downwards promptly), and its opposite side that protruding group corresponds is the recess face (does not have the supporting role), consequently causes the both sides atress of protruding group inhomogeneous for the holistic compressive strength of core aluminium lamination and impact strength's performance is relatively poor, and its application receives certain restriction, can't satisfy the higher field of compressive strength, impact strength requirement.

SUMMERY OF THE UTILITY MODEL

The first purpose of the present invention is to solve the above problems and provide a dual core aluminum layer module with uniform stress, significantly improved compressive strength and impact strength.

The second purpose of the utility model is to provide a composite board with a double-core aluminum layer module, which can obviously improve the compressive strength and the impact strength of the whole composite board.

The first object of the present invention is achieved by:

the utility model provides a two core aluminium lamination modules, characterized by includes two at least layers of core aluminium lamination, and every layer of core aluminium lamination includes bottom surface and surface, be provided with the arch on the surface, the bottom surface of two adjacent layers of core aluminium lamination in position pastes together to the arch that makes two layers of core aluminium lamination is opposite direction and extends outwards.

The utility model can further adopt the following technical scheme:

specifically, the protrusions are semicircular protrusions, and the two corresponding protrusions on the two core aluminum layers form a sphere together.

Specifically, a cavity is arranged in the protrusion, and an opening of the cavity is arranged on the bottom surface of the core aluminum layer.

Specifically, the bottom surfaces of the two core aluminum layers are adhered together through a core aluminum layer high molecular film.

Specifically, the bottom surfaces of the two core aluminum layers are respectively adhered with a core aluminum layer polymer film, and the two core aluminum layers are adhered together through the two core aluminum layer polymer films.

Particularly, the height of the protrusion is between 2mm and 10 mm.

The second object of the present invention is achieved by:

the utility model provides an include the composite sheet of two core aluminium lamination modules still includes face aluminium lamination and end aluminium lamination, face aluminium lamination sets up respectively with end aluminium lamination the upper surface and the lower surface of two core aluminium lamination modules, including on upper surface and the lower surface the arch.

It is specifically further that the upper surface and the lower surface of two core aluminium lamination modules are in the same place through having polymer film and face aluminium lamination and end aluminium lamination laminating respectively to make arch on upper surface and the lower surface offset with the face aluminium lamination and the end aluminium lamination that correspond.

Specifically, further, the surface of the surface aluminium layer is sequentially provided with three fluorocarbon paint coating layers and a protective film from bottom to top, and the outer surface of the bottom aluminium layer is provided with a coating.

The utility model has the following beneficial effects:

(1) this kind of two core aluminium lamination module, through the bottom surface laminating with two layers of core aluminium lamination, make the both sides of the later two core aluminium lamination module of combination toward extending same arch outward, the both sides atress that can make two core aluminium lamination module like this is more even, again, the both sides of two core aluminium lamination module are because reverse extending same arch, make the protruding geometry that constitutes the rule jointly of both sides that corresponds, the compressive capacity of two core aluminium lamination module both sides has been increased, obviously improve the compressive strength and the impact strength of two core aluminium lamination modules, make two core aluminium lamination module can use the higher field of compressive strength and impact strength requirement.

(2) The stress of the spherical body is more uniform, and the compressive strength and the impact strength of the spherical body are better.

(3) The bulge with the cavity plays a role in saving materials, the manufacturing process is simple and reasonable, and the bulge can be manufactured through stamping.

(4) This kind of take double core aluminium module's composite sheet, face aluminium lamination and end aluminium lamination all receive the same supporting role of double core aluminium lamination module, therefore the holistic compressive strength of composite sheet and impact strength obtain obviously improving, can use the higher field of compressive strength and impact strength requirement, satisfy more user demand of user.

Drawings

Figure 1 is a perspective view of a dual core aluminum layer module of the present invention.

Figure 2 is a disassembled view of the dual core aluminum layer module of the present invention.

FIG. 3 is a schematic view of the core aluminum layer of the present invention.

Figure 4 is a perspective view of the composite panel of the present invention with dual core aluminum layer modules.

Figure 5 is a disassembled view of the composite panel with the dual core aluminum layer module of the present invention.

Detailed Description

The utility model is further illustrated by the following examples in conjunction with the drawings.

As shown in fig. 1 to 3, a dual-core aluminum layer module is characterized by comprising at least two core aluminum layers 1, each core aluminum layer 1 comprises a bottom surface 10 and a surface 20, the surface 20 is provided with protrusions 2, and the bottom surfaces 10 of two adjacent core aluminum layers 1 are adhered together, so that the protrusions 2 of the two core aluminum layers 1 extend outwards in opposite directions; this kind of two core aluminium lamination module 100, through the laminating of bottom surface 10 with two-layer core aluminium lamination 1, make the both sides of the later two core aluminium lamination module 100 of combination outwards extend same arch 2, the both sides atress that can make two core aluminium lamination module 100 like this is more even, again, two core aluminium lamination module 100's both sides are because reverse extension same arch 2, make the protruding 2 of both sides that correspond constitute regular geometry jointly, the compressive capacity of two core aluminium lamination module 100 both sides has been increased, obviously improve the compressive strength and the impact strength of two core aluminium lamination module 100, make two core aluminium lamination module 100 can use the higher field of compressive strength and impact strength requirement.

As a specific scheme, the protrusions 2 are semicircular protrusions, two corresponding protrusions 2 on the two core aluminum layers 1 form a sphere together, the stress of the sphere is more uniform, and the compressive strength and the impact strength of the sphere are better; the cavity 21 is arranged in the bulge 2, the opening of the cavity 21 is arranged on the bottom surface 10 of the core aluminum layer 1, the bulge 2 with the cavity 21 plays a role in saving materials, meanwhile, the manufacturing process is simple and reasonable, and the bulge 2 can be manufactured through stamping.

As a specific scheme, a plurality of protrusions 2 are arranged on the surface of the core aluminum layer 1, and the top ends of the protrusions 2 are provided with small planes 24; protruding 2 includes big arch 22 and little arch 23 according to the external diameter variation in size, the periphery evenly distributed of a big arch 22 has a plurality of little archs 23, constitutes a set of protruding group that is plum blossom form and arranges jointly, the height of little arch 23 is the same with big arch 22's height.

In this embodiment, the bottom surfaces 10 of the two core aluminum layers 1 are adhered together through one core aluminum layer polymer film 3, and the core aluminum layer polymer film 3 is a thin film made of a polymer material, so that the core aluminum layer polymer film has good waterproofness and adhesiveness, and can ensure that the two core aluminum layers 1 are adhered stably and firmly.

The two core aluminum layers 1 can be connected in the following way, the bottom surfaces 10 of the two core aluminum layers 1 are respectively stuck with a core aluminum layer high molecular film 3, and the two core aluminum layers 1 are stuck together through the two core aluminum layer high molecular films 3; the implementation is more reasonable, and the stable and firm adhesion between the two core aluminum layers 1 can be better ensured (not shown).

More preferably, the height of the projection 2 is between 2mm and 10 mm; it sets up rationally, and its self structural strength can be guaranteed well to arch 2 under this scope value to realize the purpose of this patent well.

As shown in fig. 4 to 5, the composite board including the dual-core aluminum layer module further includes a surface aluminum layer 4 and a bottom aluminum layer 5, wherein the surface aluminum layer 4 and the bottom aluminum layer 5 are respectively disposed on the upper surface and the lower surface of the dual-core aluminum layer module 100, and the upper surface and the lower surface include the protrusions 2; this kind of take two core aluminium layer module 100's composite sheet, face aluminium layer 4 and end aluminium layer 5 all receive the same supporting role of two core aluminium layer module 100, therefore the holistic compressive strength of composite sheet and impact strength obtain obviously improving, can use the higher field of compressive strength and impact strength requirement, satisfy more user demand of user.

As a more specific scheme, the upper surface and the lower surface of the dual-core aluminum layer module 100 are respectively attached to the surface aluminum layer 4 and the bottom aluminum layer 5 through the polymer film 9, so that the protrusions 2 on the upper surface and the lower surface are abutted against the corresponding surface aluminum layer 4 and the bottom aluminum layer 5; the connection between the double-core aluminum layer module 100 and the surface aluminum layer 4 and the bottom aluminum layer 5 is realized through the polymer film 9, so that the connection between the double-core aluminum layer module and the surface aluminum layer 4 is more stable and firmer and is not easy to separate; meanwhile, the bulges 2 are used as jacking force to jack up the surface aluminum layer 4 and the bottom aluminum layer 5, so that the overall strength of the composite board is improved.

As a more specific scheme, a three-coated fluorocarbon paint layer 6 and a protective film 7 are sequentially arranged on the outer surface of the surface aluminum layer 4 from bottom to top, and a coating layer 8 is arranged on the outer surface of the bottom aluminum layer 5; the three-coating fluorocarbon paint layer 6 has the advantages of strong corrosion resistance, weather resistance (namely, fastness and no paint removal) and long service life, the protective film can protect the use surface from being scratched in the processes of processing, transportation and installation, and the coating 8 plays a good role in protecting the outer surface of the bottom aluminum layer 5.

A method for manufacturing the dual core aluminum layer module comprises the following steps:

firstly, placing an aluminum plate between a male roller and a female roller of a traction embossing roller, wherein the male roller and the female roller are in convex-concave fit, and the male roller and the female roller punch a bulge 2 on the surface of the aluminum plate to obtain a required core aluminum layer 1;

leveling the bulges 2 on the core aluminum layer 1 by using a leveling roller so as to level the bulges 2 on the core aluminum layer 1 to a uniform height;

and step three, placing the two flattened core aluminum layers 1 in a mode that the bottom surfaces 10 face the bottom surfaces 10, heating and pressurizing to enable the bottom surfaces 10 of the two core aluminum layers 1 to be mutually attached together, and obtaining the required double-core aluminum layer module 100.

According to the manufacturing method of the double-core aluminum layer module 100, the bulges 2 are punched by matching the male roller and the female roller, the operation is convenient, the production efficiency is high, and meanwhile, the heights of the bulges 2 are leveled by the leveling rollers so as to ensure that the heights of the bulges 2 on the core aluminum layer 1 are consistent.

Further, in the first step, after the core aluminum layer high molecular film 3 is coated on the bottom surface 10 of one of the aluminum plates, the aluminum plate is placed into a traction embossing roller for processing; and (3) coating the polymer film 3 before the bulge 2 is punched, so that the two core aluminum layers 1 in the step three can be conveniently attached and connected.

Further, in step one, after all covering and pasting core aluminium lamination polymer film 3 to two aluminum plate's bottom surface 10, place into two aluminum plate again and pull the embossing roller and handle, all cover and paste core aluminium lamination polymer film 3 to two aluminum plate's bottom surface 10 earlier before the protruding 2 of punching press, make things convenient for the laminating between step three two-layer core aluminium lamination 1 to connect.

A detailed method for manufacturing a composite panel including the dual core aluminum layer module is as follows:

step one, precoating coating: a fluorocarbon paint layer 6 is precoated on the surface aluminum layer 4, and a coating 8 is precoated on the bottom aluminum layer 5;

step two, pre-pasting a polymer film: respectively drawing the surface aluminum layer 4 and the bottom aluminum layer 5 which are pre-coated with the coating into a polymer film pre-compounding machine, respectively pre-pasting a layer of polymer film 9, rolling, and then hoisting to an unreeling machine of a composite board production line;

thirdly, preparing a double-core aluminum layer module: the core aluminum layer 1 is lifted and one end of the core aluminum layer 1 is pulled out, so that the core aluminum layer 1 is pulled into a heating laminator, the bottom surface of the core aluminum layer 1 is coated with a core aluminum layer high molecular film 3, and then the core aluminum layer 1 is pulled into a traction embossing roller, wherein the traction embossing roller comprises a male roller and a female roller, the male roller comprises a plurality of groups of quincuncial convex groups, each group of quincuncial convex groups comprises a plurality of semicircular convex surrounding structures, the female roller comprises a plurality of groups of quincuncial concave groups, each group of quincuncial concave groups comprises a plurality of semicircular concave surrounding structures, so that the male roller and the female roller correspond to press a plurality of groups of quincuncial convex 2 on the core aluminum layer 1, and then the convex 2 on the core aluminum layer 1 is leveled to a uniform height through a leveling roller;

then the core aluminum layer 1 with the processed bulges 2 is pulled into special core aluminum layer compounding equipment to process a required double-core aluminum layer module;

fourthly, preparing a composite board: the double-core aluminum layer module 100 prepared in the third step is dragged into a composite board production line through a tractor, and meanwhile, the surface aluminum layer 4 and the bottom aluminum layer 5 prepared in the second step are sent to the composite board production line, so that the surface aluminum layer 4 and the bottom aluminum layer 5 are respectively compounded on the upper surface and the lower surface of the double-core aluminum layer module 100 through the polymer films 9, and the required composite board is prepared;

and fifthly, cooling the prepared composite board, and finally pasting a protective film 7 on the upper surface of the three fluorocarbon paint coating 6 of the aluminum coating 4.

Claims (9)

1. Double-core aluminium layer module, characterized by includes at least two layers core aluminium layer (1), and every layer core aluminium layer (1) includes bottom surface (10) and surface (20), be provided with protruding (2) on surface (20), bottom surface (10) of two layers core aluminium layer (1) that the position is adjacent are pasted together to protruding (2) that make two layers core aluminium layer (1) are opposite direction and extend outwards.

2. A module of dual core aluminum layers as claimed in claim 1, wherein the protrusions (2) are semicircular protrusions, and two corresponding protrusions (2) on two core aluminum layers (1) are spherical.

3. A dual core aluminum layer module as claimed in claim 2, wherein the protrusion (2) is provided with a cavity (21) inside, and the opening of the cavity (21) is provided on the bottom surface (10) of the core aluminum layer (1).

4. A module of dual core aluminum layers as claimed in claim 1, wherein the bottom surfaces (10) of the two core aluminum layers (1) are bonded together by a core aluminum layer polymer film (3).

5. The module of the double core aluminum layer as recited in claim 1, wherein the bottom surface (10) of the two core aluminum layers (1) is adhered with a core aluminum layer polymer film (3), and the two core aluminum layers (1) are adhered with each other through the two core aluminum layer polymer films (3).

6. A dual core aluminium layer module according to claim 1, characterized in that the height of the protrusions (2) is between 2mm and 10 mm.

7. A composite panel comprising a dual core aluminum layer module as claimed in any one of claims 1 to 6, further comprising a top aluminum layer (4) and a bottom aluminum layer (5), said top aluminum layer (4) and said bottom aluminum layer (5) being disposed on the top surface and the bottom surface of said dual core aluminum layer module (100), respectively, said protrusions (2) being included on said top surface and said bottom surface.

8. The composite panel according to claim 7, wherein the upper and lower surfaces of the dual core aluminum layer module (100) are respectively attached to the upper and lower aluminum layers (4, 5) by a polymer film (9) such that the protrusions (2) on the upper and lower surfaces are abutted against the corresponding upper and lower aluminum layers (4, 5).

9. The composite board according to claim 8, wherein the outer surface of the aluminum surface layer (4) is provided with three fluorocarbon paint layers (6) and a protective film (7) from bottom to top, and the outer surface of the aluminum bottom layer (5) is provided with a coating (8).

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