CN215435380U - Perforated honeycomb aluminum sandwich plate - Google Patents

Perforated honeycomb aluminum sandwich plate Download PDF

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Publication number
CN215435380U
CN215435380U CN202021371190.5U CN202021371190U CN215435380U CN 215435380 U CN215435380 U CN 215435380U CN 202021371190 U CN202021371190 U CN 202021371190U CN 215435380 U CN215435380 U CN 215435380U
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China
Prior art keywords
perforated
panel
honeycomb
metal
aluminum
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Expired - Fee Related
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CN202021371190.5U
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Chinese (zh)
Inventor
刘海泉
王小东
倪萌
陈小旭
李晓阳
陈庆勇
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Sichuan Kunyu Environmental Protection Technology Co ltd
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Sichuan Kunyu Environmental Protection Technology Co ltd
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Priority to CN202021371190.5U priority Critical patent/CN215435380U/en
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Abstract

The utility model discloses a perforated honeycomb aluminum sandwich plate which comprises a perforated metal panel and a perforated metal back plate with certain thicknesses, wherein micropores with certain porosity and certain hole intervals are formed in the perforated metal panel and the perforated metal back plate, the pore diameter of each micropore is 0.5-4mm, a special adhesive film is pasted on one side of each perforated metal panel and one side of each perforated metal back plate, and an aluminum honeycomb core with certain cavity volume is pasted on the other side of each adhesive film. The perforated honeycomb aluminum sandwich plate has the advantages of light overall weight, high overall strength, resonance sound absorption effect, good weather resistance, low price, capability of coloring the appearance, high attractiveness and the like, and all main materials are made of metal materials.

Description

Perforated honeycomb aluminum sandwich plate
Technical Field
The utility model relates to the field of wall decoration and environmental protection noise reduction, in particular to a perforated honeycomb aluminum sandwich plate
Background
Present wall decoration, especially outdoor wall decoration select for use aluminium veneer or material such as beautiful wallboard, ceramic tile mostly, and wherein aluminium veneer price is on the high side, and beautiful wallboard is not metal material, and the weatherability is relatively poor, and ceramic tile weight is great, breakable.
In order to solve various problems of the materials, novel exterior wall decoration materials are gradually appeared on the market, and a honeycomb aluminum sandwich plate is one of the novel exterior wall decoration materials. The honeycomb aluminum sandwich plate on the current market is in the form of an aluminum plate, a honeycomb core and an aluminum plate, has light overall mass, high strength and good decoration, but does not have sound absorption and noise reduction effects because no sound enters a required cavity on the surface.
In general, noise control in life adopts a mode of arranging an acoustic absorption and insulation screen body between a noise source and a receptor. At present, the sound absorption and insulation screen body is mainly formed by processing a metal plate, when the area and thickness proportion of the sound absorption plate is larger, a framework needs to be arranged on the back of the sound absorption and insulation screen body to improve the integral strength of the sound absorption and insulation screen body, and although the integral safety is ensured by the mode, the cost is increased, and the integral attractiveness is also reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a honeycomb aluminum sandwich panel which can be used as a sound absorption and insulation screen panel and an outer wall decorative plate, and has the advantages of light overall weight, high overall strength, resonant sound absorption effect, good weather resistance, low price, attractive appearance and the like.
The purpose of the utility model is realized by the following technical scheme:
the utility model provides a perforation honeycomb aluminum sandwich panel, includes the perforation metal decking, the perforation metal decking opens the panel micropore of setting for the porosity and setting for the hole interval, one side of perforation metal decking bonds there is one deck panel glued membrane, the opposite side of panel glued membrane bonds and has the one deck to set for thickness and have the aluminium honeycomb core of setting for the cavity volume, the opposite side of aluminium honeycomb core bonds through the backplate glued membrane has the one deck perforation metal backplate, the backplate micropore of setting for the porosity and setting for the hole interval is seted up to the perforation metal backplate.
Furthermore, a plurality of micropores with the aperture of 0.5-4mm are uniformly distributed on the surfaces of the perforated metal panel and the perforated metal back plate.
Furthermore, the perforated metal panel, the aluminum honeycomb core and the perforated metal back plate are all made of metal aluminum.
Further, the panel adhesive film and the back panel adhesive film are made of acrylic acid, polyethylene, polyester, epoxy, phenolic aldehyde, polyurethane, bismaleimide, amino acrylic acid, organic silicon and the like, and preferably made of polyurethane elastomer rubber.
Furthermore, the perforated metal panel has the surface aperture ratio of 20-30% and the thickness of 0.2-2 mm, preferably 0.5 mm.
Further, the perforated metal back plate has the surface aperture ratio of 30-40% and the thickness of 0.2-2 mm, preferably 0.5 mm.
Further, the cavity of the aluminum honeycomb core is a hexagonal cavity.
Further, the thickness of the aluminum honeycomb core is 4mm-50mm, preferably 5mm, the side length of the hexagonal cavity is 4mm-20mm, preferably 7mm, and the thickness of the aluminum foil is 0.04mm-0.1mm, preferably 0.04 mm.
The utility model has the beneficial effects that:
(1) the perforated honeycomb aluminum sandwich plate provided by the utility model has the advantages of light overall weight, high overall strength, resonance sound absorption effect, good weather resistance, low price and attractive appearance, and particularly has a certain resonance sound absorption function by arranging the perforated metal panel, the perforated metal back plate, the aluminum honeycomb core and the like; because the aluminum honeycomb core is adopted to replace the supporting structure in the prior external wall decorative plate and the sound absorption and insulation screen body, the overall strength of the perforated honeycomb aluminum sandwich plate is ensured, the overall weight of the perforated honeycomb aluminum sandwich plate is greatly reduced, and the transportation cost is effectively reduced; all parts of the perforated honeycomb aluminum sandwich plate are made of metal aluminum, so that the perforated honeycomb aluminum sandwich plate is excellent in overall weather resistance, good in coloring effect, high in overall attractiveness and the like.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an overall sectional view of a perforated honeycomb aluminum sandwich panel proposed in the present invention;
FIG. 2 is a view showing the internal structure of a perforated honeycomb aluminum sandwich panel according to the present invention;
FIG. 3 is a view of a perforated metal panel of a perforated honeycomb aluminum sandwich panel proposed in the present invention;
FIG. 4 is a view of a perforated metal back plate of a perforated honeycomb aluminum sandwich panel proposed in the present invention;
FIG. 5 is a structural view of an aluminum honeycomb core of a perforated honeycomb aluminum sandwich panel proposed in the present invention;
FIG. 6 is a diagram of a glue coating film for a metal panel of a perforated honeycomb aluminum sandwich panel according to the present invention;
FIG. 7 is a diagram of a glue-coated film of a metal back plate of a perforated honeycomb aluminum sandwich panel according to the present invention;
FIG. 8 is a schematic diagram of a perforated honeycomb aluminum sandwich metal panel and a metal back panel provided in the present invention after being coated with a glue film and then being punched;
FIG. 9 is a schematic view of the layers of a perforated honeycomb aluminum sandwich panel according to the present invention;
FIG. 10 is a hot press forming diagram of a perforated honeycomb aluminum sandwich panel proposed in the present invention;
in the figure, 1-perforated metal panel, 2-aluminum honeycomb core, 3-perforated metal back plate, 4-panel glue film, 5-back plate glue film, 1 a-panel micropore, 2 a-honeycomb core hexagonal cavity, 2 b-honeycomb core aluminum foil and 3 a-back plate micropore.
Detailed Description
The technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following. All of the features disclosed in this specification, or all of the steps of a method or process so disclosed, may be combined in any combination, except combinations where mutually exclusive features and/or steps are used.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Before describing the embodiments, some necessary terms need to be explained. For example:
if the terms "first," "second," etc. are used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. Thus, a "first" element discussed below could also be termed a "second" element without departing from the teachings of the present invention. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly connected" or "directly coupled" to another element, there are no intervening elements present.
The various terms appearing in this application are used for the purpose of describing particular embodiments only and are not intended as limitations of the utility model, with the singular being intended to include the plural unless the context clearly dictates otherwise.
When the terms "comprises" and/or "comprising" are used in this specification, these terms are intended to specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence and/or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
As shown in fig. 1 to 10, a perforated honeycomb aluminum sandwich panel comprises a perforated metal panel 1, wherein the perforated metal panel 1 is provided with panel micropores 1a with a set porosity and a set hole pitch, one side of the perforated metal panel 1 is bonded with a panel adhesive film 4, the other side of the panel adhesive film 4 is bonded with an aluminum honeycomb core 2 with a set thickness and a set cavity volume, the other side of the aluminum honeycomb core 2 is bonded with a perforated metal back plate 3 through a back plate adhesive film 5, and the perforated metal back plate 3 is provided with back plate micropores 3a with a set porosity and a set hole pitch.
Furthermore, a plurality of micropores with the aperture of 0.5-4mm are uniformly distributed on the surfaces of the perforated metal panel 1 and the perforated metal back plate 3.
Furthermore, the perforated metal panel 1, the aluminum honeycomb core 2 and the perforated metal back plate 3 are all made of metal aluminum.
Further, the panel adhesive film 4 and the back panel adhesive film 5 are made of acrylic acid, polyethylene, polyester, epoxy, phenolic aldehyde, polyurethane, bismaleimide, aminoacrylic acid, silicone, and the like, and preferably made of polyurethane elastomer rubber.
Further, the thickness of the panel adhesive film 4 and the back panel adhesive film 5 ranges from 0.2mm to 0.8mm, and is preferably 0.5 mm. Further, the perforated metal panel 1 has a surface aperture ratio of 20% to 30% and a thickness of 0.2mm to 2mm, preferably 0.5 mm.
Further, the perforated metal back plate has the surface aperture ratio of 30-40% and the thickness of 0.2-2 mm, preferably 0.5 mm.
Further, the cavity of the aluminum honeycomb core 2 is a hexagonal cavity 2 a.
Further, the thickness of the aluminum honeycomb core 2 is 4mm-50mm, preferably 5mm, the side length of the hexagonal cavity 2a is 4mm-20mm, preferably 7mm, and the thickness of the aluminum foil is 0.04mm-0.1mm, preferably 0.04 mm.
The manufacturing method of the perforated honeycomb aluminum sandwich plate comprises the following steps:
firstly, selecting a metal plate with a set thickness, and heating and leveling the metal plate for 13-17 min by using a hot press under the pressure of 1.5-2.5MPa and the temperature of 180-220 ℃;
secondly, spreading the adhesive film on the metal plate, pressing the metal plate and the adhesive film for 3-7 min by using a hot press at the pressure of 0.3-0.7 kPa and the temperature of 180-220 ℃ to enable the adhesive film to be in a semi-molten state, bonding the adhesive film on the metal plate, and naturally cooling to below 120 ℃;
thirdly, using a gantry punch press to open holes on the surface of the coated metal plate according to a certain hole diameter and hole opening rate to manufacture a coated perforated metal panel 1 and a coated perforated metal back plate 3, and leveling after punching;
fourthly, the perforated metal back plate 3 which is coated with the film, the aluminum honeycomb core 2 which is completely pulled open and the perforated metal panel 1 which is coated with the film are placed on a bottom plate of a hot press in a layered mode, the pressure of the hot press is 1.9-2.1 kPa, the temperature is 220-240 ℃, the hot press is pressed for 4-5 min, the temperature is naturally cooled to be below 120 ℃, the pressure is maintained for 14-16 min, the glue film 4 and the glue film 5 are completely solidified, the perforated metal back plate 1, the perforated metal back plate 3 and the aluminum honeycomb core 2 are bonded into a whole, and the perforated honeycomb aluminum sandwich plate is manufactured.
Further, the method comprises the following steps:
and fifthly, after the fourth step, cooling to normal temperature, and sawing the perforated honeycomb aluminum sandwich plate into required sizes by using a sawing machine, so as to finish all processing.
The working principle is as follows: when the perforated metal panel is used, the perforated metal panel 1, the aluminum honeycomb core 2 and the perforated metal back plate 3 are made of weather-resistant metal aluminum materials with good fireproof performance, wherein the perforated metal panel 1, the aluminum honeycomb core 2 and the perforated metal back plate 3 are used for keeping the overall dimension and improving the strength, the micropores 1a are used for impedance sound absorption, the hexagonal cavities 2a are used for resonance sound absorption, and the glue films 4 and 5 are respectively used for connecting the perforated metal panel 1, the perforated metal back plate 3 and the aluminum honeycomb core 2 into a whole.
The preparation method comprises the following steps: firstly, selecting a metal plate with a certain thickness, and heating and leveling the metal plate for 15min by using a hot press under the pressure of 1.5-2.5MPa and the temperature of 2.2MPa at 200 ℃; spreading the adhesive film on a metal plate, pressing the metal plate and the adhesive film for 5min by using a hot press at the pressure of 0.5kPa and the temperature of 200 ℃ to enable the adhesive film to be in a semi-molten state, bonding the adhesive film to the metal plate, and naturally cooling to below 120 ℃; thirdly, using a gantry punch press to open holes on the surface of the coated metal plate according to a certain hole diameter and hole opening rate to manufacture a coated perforated metal panel 1 and a coated perforated metal back plate 3, and leveling after punching; fourthly, the perforated metal back plate 3 which is coated with the film, the aluminum honeycomb core 2 which is completely pulled open and the perforated metal panel 1 which is coated with the film are layered on a bottom plate of a hot press, the pressure of the hot press is 2kPa, the temperature is 230 ℃, the pressing is carried out for 5min, the temperature is naturally cooled to be below 120 ℃, the pressure is maintained for 15min again, the glue film 4 and the glue film 5 are completely solidified, the perforated metal back plate 1, the perforated metal back plate 3 and the aluminum honeycomb core 2 are bonded into a whole, and the perforated honeycomb aluminum sandwich plate is manufactured; fourthly, after cooling to normal temperature, sawing the perforated honeycomb aluminum sandwich plate into required sizes by using a sawing machine, and finishing all processing.
For simplicity of explanation, the foregoing method embodiments are described as a series of acts or combinations, but those skilled in the art will appreciate that the present application is not limited by the order of acts, as some steps may occur in other orders or concurrently depending on the application. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that the acts and elements referred to are not necessarily required in this application.
The foregoing is illustrative of the preferred embodiments of this invention, and it is to be understood that the utility model is not limited to the precise form disclosed herein and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the concept as disclosed herein, either as described above or as apparent to those skilled in the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims (8)

1. The utility model provides a perforation honeycomb aluminium sandwich panel, its characterized in that, includes perforation metal decking (1), it has panel micropore (1a) of setting for the porosity and setting for the hole interval to perforate metal decking (1) open, one side of perforation metal decking (1) bonds has one deck panel glued membrane (4), the opposite side of panel glued membrane (4) bonds and has one deck settlement thickness and have and set for the volumetric aluminium honeycomb core (2) of cavity, the opposite side of aluminium honeycomb core (2) bonds through backplate glued membrane (5) has one deck perforation metal backplate (3), perforation metal backplate (3) are seted up and are set for the porosity and set for the hole interval backplate micropore (3 a).
2. The perforated honeycomb aluminum sandwich panel according to claim 1, wherein a plurality of micropores with a pore diameter of 0.5-4mm are uniformly distributed on the surfaces of the perforated metal panel (1) and the perforated metal back panel (3).
3. The perforated honeycomb aluminum sandwich panel according to claim 1, wherein the perforated metal panel (1), the aluminum honeycomb core (2) and the perforated metal back panel (3) are all made of metal aluminum.
4. The perforated honeycomb aluminum sandwich panel according to claim 1, wherein the front panel adhesive film (4) and the back panel adhesive film (5) are made of any one of acrylic acid, polyethylene, polyester, epoxy, phenolic aldehyde, polyurethane, bismaleimide, amino acrylic acid and silicone.
5. A perforated honeycomb aluminium sandwich panel according to claim 2, characterized in that the perforated metal panel (1) has a surface open porosity of 20-30% and a thickness of 0.2-2 mm.
6. The perforated honeycomb aluminum sandwich panel according to claim 2, wherein the perforated metal back panel has a surface aperture ratio of 30-40% and a thickness of 0.2-2 mm.
7. A perforated honeycomb aluminium sandwich panel according to claim 2, characterized in that the cavities of the aluminium honeycomb core (2) are hexagonal cavities (2 a).
8. A perforated honeycomb aluminium sandwich panel according to claim 7, characterized in that the thickness of the aluminium honeycomb core (2) is 4mm-50mm, the sides of the hexagonal cavities (2a) are 4mm-20mm and the thickness of the aluminium foil used is 0.04mm-0.1 mm.
CN202021371190.5U 2020-07-13 2020-07-13 Perforated honeycomb aluminum sandwich plate Expired - Fee Related CN215435380U (en)

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CN202021371190.5U CN215435380U (en) 2020-07-13 2020-07-13 Perforated honeycomb aluminum sandwich plate

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Application Number Priority Date Filing Date Title
CN202021371190.5U CN215435380U (en) 2020-07-13 2020-07-13 Perforated honeycomb aluminum sandwich plate

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CN215435380U true CN215435380U (en) 2022-01-07

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111844956A (en) * 2020-07-13 2020-10-30 四川昆昱环保科技有限责任公司 Perforated honeycomb aluminum sandwich plate and manufacturing method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111844956A (en) * 2020-07-13 2020-10-30 四川昆昱环保科技有限责任公司 Perforated honeycomb aluminum sandwich plate and manufacturing method thereof

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Granted publication date: 20220107