CN217944563U

CN217944563U - Novel composite wood board

Info

Publication number: CN217944563U
Application number: CN202221092116.9U
Authority: CN
Inventors: 李得雄
Original assignee: Guangdong Dpark Household Technology Co ltd
Current assignee: Guangdong Dpark Household Technology Co ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-12-02
Anticipated expiration: 2032-05-09

Abstract

The utility model provides a novel composite wood board, which relates to the technical field of composite wood boards and comprises a first wood skin layer and a second wood skin layer; a first middle layer is arranged between the first veneer layer and the second veneer layer and comprises a plurality of first batten strips arranged in the same direction; a second middle layer is arranged between the first middle layer and the second veneer layer and comprises a plurality of second batten strips arranged in the same direction; the first batten and the second batten are perpendicular to each other; the first wood square bars are closely connected and arranged together, and the second wood square bars are closely connected and arranged together. The utility model discloses an useful part is, compares with traditional compound plank, and the glue volume can reduce by a wide margin, practices thrift the cost, environmental protection more to the intermediate level includes the flitch strip that a plurality of syntropies set up, and resistance to compression, bearing effect are all higher, long service life.

Description

Novel composite wood board

Technical Field

The utility model belongs to the technical field of composite board technique and specifically relates to a novel composite board.

Background

The conventional composite wood board has a structure of a laminated structure board formed by gluing two thin surface boards to a thicker core layer, the core layer is often formed by stacking a plurality of thin wood boards, and glue is coated between the adjacent thin wood boards for bonding. However, the structure has the defects that a large amount of glue is contained in the composite wood board, the manufacturing cost is high, the composite wood board is not environment-friendly, in addition, the compression resistance of the composite wood board is poor, and the bending deformation phenomenon is easy to occur after the composite wood board is used for a long time. Based on this, there is a need to develop a composite wood board that solves the above technical drawbacks.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes shortcoming among the prior art provides a novel compound plank, only contains first wooden cortex, first intermediate level, second intermediate level and second wooden cortex, and layer number structure is simple, compares with traditional compound plank, and the glue yield can reduce by a wide margin, practices thrift the cost, and environmental protection more to the intermediate level includes the flitch strip that a plurality of syntropies set up, and resistance to compression, bearing effect are all higher, long service life.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

a novel composite wood board comprises a first wood veneer layer and a second wood veneer layer;

a first middle layer is arranged between the first veneer layer and the second veneer layer and comprises a plurality of first batten strips arranged in the same direction;

a second middle layer is arranged between the first middle layer and the second veneer layer and comprises a plurality of second batten strips arranged in the same direction;

the first batten and the second batten are perpendicular to each other;

the first wood square bars are tightly connected and arranged together, and the second wood square bars are tightly connected and arranged together.

Furthermore, the height of the first square batten and the height of the second square batten are 0.8-1.2mm; in the first intermediate layer, the number of the first batten contained in each meter of length is 620-630 by the number of the second batten in the length direction; in the second intermediate layer, the number of the second batten contained in each meter of length is 650 to 660 according to the number of the first batten in the length direction.

Furthermore, glue layers are respectively arranged between the first veneer layer and the first middle layer, between the first middle layer and the second middle layer and between the second middle layer and the second veneer layer.

Furthermore, wear-resistant layers are arranged on the surfaces of the first veneer layer and the second veneer layer, and the thickness of each wear-resistant layer is 0.1-0.3mm.

Further, a spray coating layer is arranged above the wear-resistant layer.

Furthermore, the upper surface and the lower surface of each first batten are flatly arranged.

Furthermore, the upper surface and the lower surface of each second batten are flatly arranged.

Further, the glue layer is an environmentally friendly PUR glue layer.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a compound plank only contains first wooden cortex, first intermediate level, second intermediate level and second wooden cortex, only three layer construction, number of layers simple structure, the purpose of compound plank thickness can be controlled through the height of control flitch strip, and the thickness of traditional compound plank then needs the thin plank of multilayer to stack the setting, the process is loaded down with trivial details, compare with traditional compound plank, because the number of layers reduces, the glue volume that the structure of this application used can reduce by a wide margin, the cost is saved, environmental protection more, and first intermediate level and second intermediate level include the flitch strip that a plurality of syntropys set up, and the flitch itself just has light in weight, the weight ratio is high and shock-resistant, thereby the compound plank that the order was made has the compressive strength, the effectual characteristics of bearing, long service life, be difficult to take place to warp.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, together with the embodiments of the invention, and do not constitute a limitation on the invention, in which:

FIG. 1 is a perspective view of a composite wood panel;

FIG. 2 is a front view of a composite wood panel.

In the figure: 1-a first veneer layer, 2-a second veneer layer, 3-a first intermediate layer, 301-a first batten, 4-a second intermediate layer, 401-a second batten, 5-a glue layer, 6-a wear-resistant layer and 7-a spray coating layer.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

As shown in fig. 1 and fig. 2, a novel composite wood board, including first cortex 1 and second cortex 2, in this design, first cortex 1 and second cortex 2 all are the science and technology veneer, and the science and technology veneer belongs to the veneer lumber of reproducibility, is the preparation on natural timber's basis, and the science and technology veneer after the processing has smooth, the abundant characteristics of color in surface.

Be provided with first intermediate level 3 between first wooden cortex 1 and second wooden cortex 2, first intermediate level 3 includes the first flitch strip 301 that a plurality of syntropies set up, and a plurality of first flitch strips 301 closely meet and arrange together to 3 structures in first intermediate level that form through this first flitch strip 301 combination are firm, and the dynamics of supporting is good.

Be provided with second intermediate level 4 between first intermediate level 3 and the second veneer layer 2, second intermediate level 4 includes the second flitch strip 401 of a plurality of syntropies settings, and a plurality of second flitch strips 401 closely meet and arrange together to 4 intermediate levels of second formed through this second flitch strip 401 combination structure are firm, and the compactness is high, and the dynamics of supporting is good.

As can be seen from fig. 1, the first batten 301 and the second batten 302 are perpendicular to each other, that is, the grain formed by the first middle layer 3 and the grain formed by the second middle layer 4 are perpendicular and crossed, so that the whole compression resistance is good, and the breaking is not easy to occur.

The wood beam has light weight, high strength-weight ratio and impact resistance, so that the middle layer formed by the wood beam has good compressive strength and high bearing effect, and the manufactured composite wood board is not easy to bend; in the embodiment, the plurality of wood square bars are consistent in size and are tightly combined together, so that the bearing effect of the middle layer is good.

The heights of the first batten 301 and the second batten 401 are 0.8 to 1.2mm, composite boards with different thicknesses can be produced according to needs, the first batten 301 and the second batten 401 with different thicknesses can be selectively produced, and in the embodiment, the first batten 301 and the second batten 401 can be 1mm.

In the first intermediate layer 3, the number of the first square battens 301 per meter length is 620 to 630, and in this embodiment, the number of the first square battens 301 per meter length is 625, that is, the width of the first square battens 301 is 1.6mm, based on the number of the second square battens 401 in the length direction.

In the second intermediate layer 4, the number of the second square bars 401 per meter length is 650 to 660 in terms of the number of the first square bars 301 in the length direction, and in this embodiment, the number of the second square bars 401 per meter length is 655 in terms of the number of the first square bars 301 in the length direction, that is, the width of the second square bars 401 is 1.53mm.

Equally divide between first cortex 1 and first intermediate level 3, between first intermediate level 3 and second intermediate level 4, between second intermediate level 4 and the second cortex 2 and do not be provided with glue layer 5, glue layer 5 is used for gluing tightly between layer and layer, and the glue layer is environmental protection PUR glue layer, and the use of environmental protection PUR glue helps the pollution to the injury of human body and environment.

The bonded composite wood board still needs to be subjected to a hot-pressing composite process and a dehydration process, the hot-pressing composite process is to horizontally stack a plurality of produced composite wood boards and put the laminated composite wood boards into a hot-pressing device for hot-pressing composite, so that the first wood skin layer 1, the first middle layer 3, the second middle layer 4 and the second wood skin layer 2 are pressed together, the hot-pressing process is to enable the fibers to be in close contact with one another, the mutual diffusion movement of the lignin, the hemicellulose macromolecular chain segment and the macromolecules per se which are in a bound state is gradually enhanced until the attractive force and the hydrogen bonds between the molecules act, the interface disappears and the gluing process is completed, and all the board bodies are firmly combined together.

The dehydration process is to put a plurality of composite boards after hot pressing into drying equipment for dehydration and drying, and the moisture content of the composite boards is controlled through the dehydration process, so that the phenomenon of cracking and deformation caused by the fact that the moisture content of the composite boards is too high is avoided.

The wear-resistant layer 6 is arranged on the surfaces of the first veneer layer 1 and the second veneer layer 2, the thickness of the wear-resistant layer 6 is 0.1-0.3mm, the optimal value is 0.2mm, the wear-resistant layer is made by impregnating melamine resin in surface paper added with wear-resistant material aluminum oxide, and the wear-resistant layer has the characteristics of wear resistance and corrosion resistance of the surfaces of the first veneer layer 1 and the second veneer layer 2.

Be provided with spraying layer 7 in wearing layer 6's top, later stage can form the spraying layer 7 of different impressions through the different colours of spraying to satisfy different consumers' demand.

The upper surface and the lower surface of each first batten 301 are both flatly arranged, and the upper surface and the lower surface of each second batten 401 are both flatly arranged, so that the upper surface and the lower surface of the first middle layer 3 and the lower surface of the second middle layer 4 are both flatly arranged, bonding is facilitated, the overall structure is compact after compounding, and stability is good.

Finally, it should be noted that: although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that modifications, equivalents, improvements and the like can be made in the technical solutions of the foregoing embodiments or in some technical features of the foregoing embodiments, but all modifications, equivalents, improvements and the like within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The novel composite wood board is characterized by comprising a first wood veneer layer and a second wood veneer layer;

the first batten and the second batten are perpendicular to each other;

2. The novel composite wood board according to claim 1, wherein the height of the first and second square wood strips is 0.8 to 1.2mm; in the first intermediate layer, the number of the first batten contained in each meter of length is 620-630 by the number of the second batten in the length direction; in the second intermediate layer, the number of the second batten contained in each meter of length is 650 to 660 according to the number of the first batten in the length direction.

3. The novel composite wood board according to claim 1 or 2, wherein glue layers are respectively disposed between the first wood skin layer and the first intermediate layer, between the first intermediate layer and the second intermediate layer, and between the second intermediate layer and the second wood skin layer.

4. The novel composite wood board as claimed in claim 3, wherein the surfaces of the first veneer layer and the second veneer layer are provided with wear-resistant layers, and the thickness of the wear-resistant layers is 0.1-0.3 mm.

5. A novel composite wood board according to claim 4, wherein a sprayed layer is provided above the wear resistant layer.

6. The novel composite wood board as claimed in claim 1, wherein the upper surface and the lower surface of each of the first square lumber strips are flat.

7. The novel composite wood board according to claim 6, wherein the upper surface and the lower surface of each of the second square lumber strips are flat.

8. A novel composite wood board according to claim 3, wherein the glue layer is an environmentally friendly PUR glue layer.