CN110130571A - Composite sandwich plate, combined wall board and chassis - Google Patents

Composite sandwich plate, combined wall board and chassis Download PDF

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Publication number
CN110130571A
CN110130571A CN201910267488.7A CN201910267488A CN110130571A CN 110130571 A CN110130571 A CN 110130571A CN 201910267488 A CN201910267488 A CN 201910267488A CN 110130571 A CN110130571 A CN 110130571A
Authority
CN
China
Prior art keywords
layer
sandwich plate
composite
adhesive
viscose
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910267488.7A
Other languages
Chinese (zh)
Inventor
丁友张
朱拥军
刘国华
张佳佳
邱红冰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Jilun Housing Technology Co Ltd
Original Assignee
Jiangsu Jilun Housing Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Jilun Housing Technology Co Ltd filed Critical Jiangsu Jilun Housing Technology Co Ltd
Priority to CN201910267488.7A priority Critical patent/CN110130571A/en
Publication of CN110130571A publication Critical patent/CN110130571A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/14—Layered products comprising a layer of metal next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/10—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
    • B32B3/12—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material characterised by a layer of regularly- arranged cells, e.g. a honeycomb structure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/08—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer the fibres or filaments of a layer being of different substances, e.g. conjugate fibres, mixture of different fibres
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
    • E04C2/34—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of two or more spaced sheet-like parts
    • E04C2/36—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of two or more spaced sheet-like parts spaced apart by transversely-placed strip material, e.g. honeycomb panels
    • E04C2/365—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of two or more spaced sheet-like parts spaced apart by transversely-placed strip material, e.g. honeycomb panels by honeycomb structures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/02—Composition of the impregnated, bonded or embedded layer
    • B32B2260/021—Fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/04—Impregnation, embedding, or binder material
    • B32B2260/046—Synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0261—Polyamide fibres
    • B32B2262/0269—Aromatic polyamide fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/101—Glass fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/106—Carbon fibres, e.g. graphite fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/14—Mixture of at least two fibres made of different materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Laminated Bodies (AREA)

Abstract

A kind of composite sandwich plate provided by the invention, the composite sandwich plate includes multiple surface layers and honeycomb core material, a wherein at least surface layer is viscose composite layer, the viscose composite layer is directly attached the honeycomb core material or another surface layer, and fiber is evenly distributed in the viscose composite layer.The present invention replaces the multilayered structure of traditional adhesive-layer and fibrous layer by design viscose composite layer, the rationally distribution of control fiber and adhesive, so that the dosage of adhesive is uniform, both the humidification of the tension resistance of fiber had been retained, it is directly attached honeycomb core material again, bond strength is good, and it is convenient to form, and is suitable for automation batch jobs.The present invention also provides combined wall board and chassis made of the application viscose composite layer.

Description

Composite sandwich plate, combined wall board and chassis
Technical field
The present invention relates to kitchen and bath's decorative materials technology, a kind of composite sandwich plate, combined wall board and chassis are particularly related to.
Background technique
Background that this section is intended to provide an explanation of the embodiments of the present invention set forth in the claims or context.Herein Description recognizes it is the prior art not because not being included in this section.
Composite sandwich plate is used to need in high-intensitive and light weight various applications.For bigger intensity, this A little plates may include light weight cellular core material and fibrous layer, because light weight cellular core material has high strength-weight ratio and antifatigue broken Bad property, fibrous layer is for enhancing reinforcement.It is related to fibrous layer buying, coating not for fibrous layer to be applied to a cellular process Solidify adhesive step, since the core material and adhesive layer contact area of cellular board (corrugated plating or corrugated sheet) are less and core material itself The thin reason of structure generally requires the content of control glue, to guarantee honeycomb end face bond strength, to avoid planar stretch viscous The knotting strength problem relatively low with shearing peel strength.And uncured adhesive has certain mobility and viscosity, coating It is uniformly a kind of perfect condition, it is extremely difficult to control, partial region appearance is excessively thin or blocked up, will affect the property of later period composite sandwich plate Can consistency, such as the region of glue in use process may be exactly stress concentrated position less, those location points can to tie first The combination for closing honeycomb and glue is failed, so that the intensity of composite plate is seriously destroyed and arrives and be not available.It in the prior art, is guarantor Bond strength is demonstrate,proved, glue-line can be made to go deep into inside honeycomb cell, on the one hand increase the dosage of glue, at high cost, weight can become larger； On the other hand, colloid penetrates into the performance that will affect keriotheca.
Summary of the invention
In view of the foregoing, it is necessary to a kind of improved composite sandwich plate is provided, by fiber and adhesive direct combination At viscose composite layer, the service life of product is effectively increased.
Technical solution provided by the invention are as follows: a kind of composite sandwich plate, the composite sandwich plate include multiple surface layers and bee Nest core material, wherein at least a surface layer are viscose composite layer, and the viscose composite layer is directly attached the honeycomb core material Or another surface layer, fiber is evenly distributed in the viscose composite layer.
Further, the viscose composite layer includes adhesive and the net felt made of chopped strand.The net felt It is dispersed for chopped strand, the serial molding mat of nonwovens process such as needle thorn, fiber entanglement is together in face.
Further, the viscose composite layer includes chopped strand and adhesive.The layer is will be uniform in adhesive Curing molding after incorporation chopped strand.
Further, the length range of the chopped strand is 1mm-75mm.
Further, the composite sandwich plate includes two layers of viscose composite layer, respectively directly described in attachment Two contact ends of honeycomb core material.
Further, the composite sandwich plate includes one layer of viscose composite layer and one layer of adhesive-layer, Yi Jijie In the honeycomb core material of the viscose composite layer and the adhesive-layer.
Further, the honeycomb core material at least has the contact end of a surface irregularity, the surface irregularity End is contacted in burr structure or broached-tooth design or other uneven structures.
Further, at least one contact end of the honeycomb core material is applied with adhesive, described adhesive and the face The adhesive that layer contains can be mutually mixed.
The present invention separately provides a kind of combined wall board, including composite sandwich plate and panel, and the composite sandwich plate is directly attached Or pass through panel described in adhesive adhesion.
Wherein, the composite sandwich plate includes multiple surface layers and honeycomb core material, and a wherein at least surface layer is multiple for viscose Layer is closed, the viscose composite layer is directly attached the honeycomb core material or another surface layer, the viscose composite layer Middle fiber is evenly distributed.
The present invention provides a kind of chassis, including composite sandwich plate and panel again, and the composite sandwich plate is directly attached or leads to Cross panel described in adhesive adhesion.
Wherein, the composite sandwich plate includes multiple surface layers and honeycomb core material, and a wherein at least surface layer is multiple for viscose Layer is closed, the viscose composite layer is directly attached the honeycomb core material or another surface layer, the viscose composite layer Middle fiber is evenly distributed.Compared with prior art, a kind of composite sandwich plate provided by the invention, the composite sandwich plate include Multiple surface layers and honeycomb core material, wherein at least a surface layer are viscose composite layer, and the viscose composite layer is directly attached The honeycomb core material or another surface layer, fiber is evenly distributed in the viscose composite layer.The present invention passes through design Viscose composite layer replaces the multilayered structure of traditional adhesive-layer and fibrous layer, rationally controls the distribution of fiber and viscose glue, makes The dosage for obtaining adhesive is uniform, has not only retained the humidification of the tension resistance of fiber, but also be directly attached honeycomb core material, bond strength Good, it is convenient to form, and is suitable for automation batch jobs.The present invention also provides compound folders made of the application viscose composite layer Layer wallboard and chassis.
Detailed description of the invention
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is the structural schematic diagram of composite sandwich plate in a better embodiment of the invention.
Fig. 2 is the cross-sectional view of composite sandwich plate in another better embodiment of the present invention.
Fig. 3 is the cross-sectional view of composite sandwich plate in the another better embodiment of the present invention.
Fig. 4 is the structural schematic diagram of composite wall plate/chassis in a better embodiment of the invention.
Description of symbols:
Composite sandwich plate 100
Honeycomb core material 10
The end 11 of surface irregularity
Surface layer 30
Viscose composite layer 60
Fiber 1
Combined wall board 200
Panel 220
Chassis 300
Panel 330
Adhesive 50
The embodiment of the present invention that the following detailed description will be further explained with reference to the above drawings.
Specific embodiment
In order to be more clearly understood that the above objects, features, and advantages of the embodiment of the present invention, with reference to the accompanying drawing and The present invention will be described in detail for specific embodiment.It should be noted that in the absence of conflict, the embodiment party of the application Feature in formula can be combined with each other.
Embodiment in the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, described reality Applying mode is only some embodiments of the invention, rather than whole embodiments.Based on the embodiment in the present invention, originally Field those of ordinary skill every other embodiment obtained without making creative work, belongs to this hair The range of bright embodiment protection.
Unless otherwise defined, all technical and scientific terms used herein and the technology for belonging to the embodiment of the present invention The normally understood meaning of the technical staff in field is identical.Term as used herein in the specification of the present invention is intended merely to The purpose of specific embodiment is described, it is not intended that in the limitation embodiment of the present invention.
Referring to Fig. 1, the present invention provides a kind of composite sandwich plate 100, has the characteristics that light, sound insulation, can be used for kitchen It defends, the fields such as Automobile Products, space flight and aviation.The composite sandwich plate 100, including multiple surface layers 30 and honeycomb core material 10, wherein extremely A few surface layer 30 is viscose composite layer 60, and the viscose composite layer 60 is directly attached the honeycomb core material 10 or another The surface layer, fiber 1 is evenly distributed in the viscose composite layer 60.In the viscose composite layer 60, surface layer 30 Facing is rigidly attached to the honeycomb core material 10 by adhesive, so that load is transferred to another structure from a structure sheaf Layer.
The multiple surface layer 30, wherein at least a surface layer 30 are viscose composite layer 60, in a specific embodiment, The viscose composite layer 60 is that length is used to impregnate adhesive for net felt made of the chopped strand 1 (such as carbon fiber) of 70mm It is molding after (such as epoxy glue) solidification.In another specific embodiment, the viscose composite layer 60 be by adhesive (such as Polyurethane adhesive) in uniformly mix chopped strand 1 (such as glass fibre) that length is 6mm afterwards curing molding.Two kinds of fibers are viscous Glue composite layer 60 can relatively easily control distribution of the fiber 1 in viscose composite layer 60, and forming step is simple, such as Using techniques such as coating, mixing；In addition, being more advantageous to automatic continuous production after two layers is simplified to a structure sheaf.In other realities It applies in mode, the length range of chopped strand 1 can be other values in 1mm-75mm, be not limited to above embodiment. In other embodiments, adhesive can be modified polyurethane, epoxy viscose agent or other adhesives, and such as Lauxite gathers Vinyl acetate etc.；The fiber 1 used in the viscose composite layer 60 can also be aramid fiber, quartz fibre, or It is a variety of mixing in the reinforcing fibers such as glass fibre, carbon fiber, aramid fiber, quartz fibre.
The multiple surface layer 30, wherein may include the composite structure of traditional adhesive-layer or adhesive-layer and fibrous layer, It can also be the combination of other multiple layers.
The honeycomb core material 10 be realize final application product lightness, sound insulation, heat insulation function key stratum structure.This reality It applies in mode, the honeycomb core material 10 as shown in Figure 1 is hexagon aluminum honeycomb, and one contact end is directly attached viscose Composite layer 60.For improve adhesive and honeycomb core material 10 bond strength, can design by the contact face of honeycomb core material 10 into Row injustice integralization is handled, Lai Zeng great contact area, in the structural schematic diagram of honeycomb core material 10 as shown in Figure 2, the honeycomb core The contact end of material 10 has the broached-tooth design of general triangular, which is ordered structure, such as is equidistantly staggered.Again In structural schematic diagram than honeycomb core material 10 as shown in Figure 3, the generally burr structure of end 11 of the surface irregularity has It bends to sequence, which can be the similar thorn-like for back and forth combing and being formed by hard stripping fork, or claim thin rodlike (needle Shape) end construction；Further to make its bending, for example, can by suppress certain time make its sizing (aluminum it is soft, it is variable Shape) or in combing suppress and may be implemented, do not limit concrete form.Not only contact area is big for warp architecture design, knot The design of condensating fiber viscose glue composite layer 60 also can produce between fiber and bending burr structure and entwine, the adhesive after solidification Tension, resistance to compression and shear strength between honeycomb core material 10 is more preferable, and the two combines stronger.It is appreciated that the surface is not When smooth end 11 is broached-tooth design, processing of bending can be equally carried out, to reach same purpose, therefore not to repeat here. In other embodiments, the structure of the end 11 of the surface irregularity can also be the sawtooth of rectangle, sector or abnormity The combination of structure or unordered burr structure and orderly broached-tooth design, such as the contact end 11 of the surface irregularity Structure is fan-shaped broached-tooth design, and its surface is also by mechanically roughened processing or chemical attack at microcellular structure etc..It can be with Understand, different according to the scene of application, the honeycomb core material 10 can also be paper honeycomb or plastic honeycomb, wherein plastic honeycomb ratio Such as PP honeycomb.In other embodiments, the single section of the honeycomb core material 10 can be other polygons, be not limited to Hexagon.
It is the uncured adhesive with quantitative control before 60 solidifying and setting of viscose composite layer, is used for honeycomb Core material 10 is directly attached, subsequently through be heating and curing, cooling and shaping can form composite sandwich plate 100.
Referring to Fig. 4, for combined wall board 200 or the structural schematic diagram on chassis 300 in a better embodiment of the invention.? In present embodiment, it successively includes finishing material (panel 220 or face that the combined wall board 200 or chassis 300, which are stepped construction, Plate 330), viscose composite layer 60, adhesive 50, aluminum honeycomb core material 10, viscose composite layer 60 and surface layer 30 be (for envelope Skin).Wherein, the contact face of aluminum honeycomb core material 10 is flat configuration, i.e. Double End is smooth；It is glued in viscose composite layer 60 Jelly and 50 material of adhesive are polyurethane adhesive；Fiber 1 is glass fibre in viscose composite layer 60；Finishing material is porcelain Brick, cover material (can be defaulted when not being attached other structures layer generally containing without illustrating) is brown paper.This embodiment party In formula, adhesive 50 can be aluminum honeycomb core material 10 and be dipped in the pre-setting colloid frame formed in glue in advance, the pre-setting colloid frame with Adhesive can be cured reaction in viscose composite layer 30.In other embodiments, adhesive 50 is also possible to apply The glue for overlaying on the contact face of aluminum honeycomb core material 10, does not limit molding mode.
In another specific embodiment, it successively includes facing that the combined wall board 200 or chassis 300, which are stepped construction, Material (panel 220 or panel 330), viscose composite layer 60, aluminum honeycomb core material 10, adhesive-layer (not shown go out), fibrous layer (not shown go out) and adhesive (not shown go out) and strip of paper used for sealing (not shown out) (containing strip of paper used for sealing).Wherein, the contact of aluminum honeycomb core material 10 The contact face of end face close to finishing material side is burr structure, i.e. single end face out-of-flatness；Viscose composite layer 60 uses Adhesive, adhesive-layer glue material and adhesive be epoxy glue, the fiber 1 used is aramid fiber；In addition, fine in fibrous layer Dimension material is carbon fiber；Finishing material is stone material, and cover material is plastic packaging film.It is appreciated that viscose composite layer 60 uses Adhesive, the glue material of adhesive-layer, adhesive can it is different or or part it is identical.
In still another embodiment, it successively includes facing that the combined wall board 200 or chassis 300, which are stepped construction, Material (panel 220 or panel 330), adhesive (not shown go out), fibrous layer, viscose composite layer 60, fibrous layer, adhesive-layer (not shown go out), aluminum honeycomb core material 10, viscose composite layer 60 (containing strip of paper used for sealing).Wherein, the contact face of aluminum honeycomb core material 10 It is bending broached-tooth design, i.e. Double End out-of-flatness；Glue material in the adhesive and adhesive-layer that viscose composite layer 60 uses For epoxy glue, fiber 1 is glass fibre；Fibrous layer is made of carbon fiber；Finishing material is stone material, and cover material is plastic packaging Film.
In other embodiments, the panel 330 or the panel 220 can also be aluminium sheet, steel plate, one in timber Kind.In other embodiments, in the combined wall board 200 or chassis 300 structure of composite sandwich plate 100 be not limited to it is above Embodiment.
According to the demand of applying working condition, composite sandwich plate 100 can also be more in the combined wall board 200 or chassis 300 Honeycomb composite plate, for example be applied to exterior wall and make heat-insulating and noise-insulating material.In a specific embodiment, two layers of surface layer 30 Between be equipped with two layers of honeycomb core material 10, middle layer is fixed between two layers of honeycomb core material 10, the middle layer is aluminium foil, bee Nest core material 10 and aluminium foil are fixed with binder adhesion, and replacement can also be welded and fixed.In other embodiments, the aluminium foil is also It can be other metal foils such as copper foil, steel foil；In other embodiments, the middle layer can also be preimpregnation covering, fiber Layer or be one of bonding agent or a variety of compositions, be not limited to above embodiment.In other embodiments, described Honeycomb core material 10 is not limited to double-layer structure, can also be three layers or more.
To sum up, composite sandwich plate provided by the invention uses the combination of viscose composite layer alternative fiber layer and adhesive-layer Structure reduces dosage, i.e. save the cost, and simplify production stage so that adhesive is evenly distributed, raw convenient for automation batch It produces；And the contact end out-of-flatness of honeycomb core material, so that the contact area of itself and adhesive is become larger, Adhesion enhancement, the two Bond strength is high, and the service life of composite sandwich plate is extended, and application range is more extensive.
Embodiment of above is only to illustrate the technical solution of the embodiment of the present invention rather than limits, although referring to above preferable The embodiment of the present invention is described in detail in embodiment, those skilled in the art should understand that, it can be to this hair The technical solution of bright embodiment is modified or equivalent replacement should not all be detached from the embodiment of the present invention technical solution spirit and Range.

Claims (10)

1. a kind of composite sandwich plate, it is characterised in that: the composite sandwich plate includes multiple surface layers and honeycomb core material, wherein at least One surface layer is viscose composite layer, and the viscose composite layer is directly attached the honeycomb core material or another surface layer, Fiber is evenly distributed in the viscose composite layer.
2. composite sandwich plate as described in claim 1, it is characterised in that: the viscose composite layer include adhesive and by Net felt made of chopped strand.
3. composite sandwich plate as described in claim 1, it is characterised in that: the viscose composite layer include chopped strand and Adhesive.
4. composite sandwich plate as claimed in claim 2 or claim 3, it is characterised in that: the length range of the chopped strand is 1mm- 70mm。
5. composite sandwich plate as claimed in claim 2 or claim 3, it is characterised in that: the composite sandwich plate includes two layers of fibre Viscose glue composite layer is tieed up, is directly attached two contact ends of the honeycomb core material respectively.
6. composite sandwich plate as claimed in claim 2 or claim 3, it is characterised in that: the composite sandwich plate includes one layer of fibre Tie up viscose glue composite layer and one layer of adhesive-layer, and the honeycomb core between the viscose composite layer and the adhesive-layer Material.
7. composite sandwich plate as described in claim 1, it is characterised in that: the honeycomb core material portion at least has a uneven surface Whole contact end, the end of the surface irregularity is in burr structure or broached-tooth design or other uneven structures.
8. composite sandwich plate as described in claim 1, it is characterised in that: at least one contact end of the honeycomb core material applies There is adhesive, the adhesive that described adhesive contains with the surface layer can be mutually mixed.
9. a kind of combined wall board, it is characterised in that: described compound including composite sandwich plate as described in claim 1 and panel Sandwich plate is directly attached or with panel described in adhesive adhesion.
10. a kind of chassis, it is characterised in that: including composite sandwich plate as described in claim 1 and panel, the composite intermediate layer Plate is directly attached or with panel described in adhesive adhesion.
CN201910267488.7A 2019-04-03 2019-04-03 Composite sandwich plate, combined wall board and chassis Pending CN110130571A (en)

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CN110130571A true CN110130571A (en) 2019-08-16

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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CN111100442A (en) * 2019-12-26 2020-05-05 中国第一汽车股份有限公司 Composite board material, preparation method and application thereof
CN115122722A (en) * 2022-08-31 2022-09-30 广东凯尔城金属科技有限公司 Light-transmitting aluminum honeycomb panel and manufacturing method thereof
CN115122722B (en) * 2022-08-31 2022-11-25 广东凯尔城金属科技有限公司 Light-transmitting aluminum honeycomb panel and manufacturing method thereof

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