CN211362669U - Core plate and core-board using same - Google Patents
Core plate and core-board using same Download PDFInfo
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- CN211362669U CN211362669U CN201922473362.3U CN201922473362U CN211362669U CN 211362669 U CN211362669 U CN 211362669U CN 201922473362 U CN201922473362 U CN 201922473362U CN 211362669 U CN211362669 U CN 211362669U
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- 239000002023 wood Substances 0.000 claims abstract description 36
- 239000004744 fabric Substances 0.000 claims description 14
- 239000003292 glue Substances 0.000 claims description 8
- 239000003063 flame retardant Substances 0.000 claims description 4
- 238000007731 hot pressing Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 47
- 238000005034 decoration Methods 0.000 description 4
- 239000011120 plywood Substances 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 238000005452 bending Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- OCKGFTQIICXDQW-ZEQRLZLVSA-N 5-[(1r)-1-hydroxy-2-[4-[(2r)-2-hydroxy-2-(4-methyl-1-oxo-3h-2-benzofuran-5-yl)ethyl]piperazin-1-yl]ethyl]-4-methyl-3h-2-benzofuran-1-one Chemical group C1=C2C(=O)OCC2=C(C)C([C@@H](O)CN2CCN(CC2)C[C@H](O)C2=CC=C3C(=O)OCC3=C2C)=C1 OCKGFTQIICXDQW-ZEQRLZLVSA-N 0.000 description 1
- 241000219000 Populus Species 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Abstract
The utility model discloses a core plate and a core-board applied by the core plate, wherein the core plate is formed by combining, bonding and splicing any two or three of a first core bar, a second core bar and a third core bar; the superposition direction of the single plates in the first core strip is positioned in the width direction of the core strip, the wood grain direction of the single plates is positioned in the thickness direction of the core strip, the superposition direction of the single plates in the second core strip is positioned in the width direction of the core strip, the wood grain direction of the single plates is positioned in the length direction of the core strip, the superposition direction of the single plates in the third core strip is positioned in the thickness direction of the core strip, and the wood grain direction of the single plates is positioned in the length direction of the core strip. Also disclosed is a core board comprising an upper veneer layer, a core and a lower veneer layer bonded to each other from top to bottom, wherein the core is of the above-mentioned core structure. The utility model discloses not only improved the horizontal quiet crooked intensity of core-board, still made its surface smoothness higher. The utility model is suitable for a preparation of cabinet doors such as wardrobe, cupboard, door leaf.
Description
Technical Field
The utility model belongs to the technical field of panel, a furniture board is related to, specific core plate and laminated wood board of using thereof that says so.
Background
The core-board is a special plywood produced by using wood laths spliced or hollow boards as core boards, covering two or more layers of plywood on two sides and performing glue pressing on the core boards. Compared with the common plywood, the plywood has lighter texture, less glue consumption and higher environmental protection degree; and it can give people a solid wood feeling, and satisfies the psychological demand of consumers on solid wood furniture. Therefore, the core-board is widely applied to the fields of furniture manufacture, interior decoration and the like as a novel ecological board.
In the prior art, the core board of the core-board is made by a single process, and particularly, when the core strips of the core-board are made, a plurality of single boards are firstly overlapped and then cut into the core strips along the wood grain direction. The core board is spliced by the core strips, and the placing directions of the core strips are consistent, and the single boards in the core strips are all parallel to the upper surface and the lower surface of the core board, so that the stress generated in the wood grain direction of the single boards cannot be limited by the core board. After the core board is used for a period of time, the surface of the core board is easy to warp and deform, and the attractiveness and usability of the core board are reduced.
And because the core board is formed after a plurality of core strips are spliced and bonded, wherein all the veneers in the core strips are parallel to the surface of the core board, so that the structure of the core strips is damaged, namely if the veneers in a certain layer of the core strips and the upper and lower layers of the veneers adjacent to the veneers are not firmly glued and the layering phenomenon occurs, the surface of the core board produced by the core board is bulged, and the surface flatness of the core board is influenced.
SUMMERY OF THE UTILITY MODEL
For solving exist among the prior art more than not enough, the utility model aims at providing a core board and laminated wood board of using thereof to make laminated wood board's horizontal static bending strength better, the surface smoothness is higher, and the structure is more firm.
In order to achieve the above object, the utility model adopts the following technical scheme: a core plate is formed by combining, bonding and splicing any two or three of a first core strip, a second core strip and a third core strip, wherein the first core strip, the second core strip and the third core strip which are the same in thickness are formed by cutting after hot pressing of N layers of single plate assembly, and N is more than or equal to 2; the superposition direction of the single plates in the first core strip is positioned in the width direction of the core strip, the wood grain direction of the single plates is positioned in the thickness direction of the core strip, the superposition direction of the single plates in the second core strip is positioned in the width direction of the core strip, the wood grain direction of the single plates is positioned in the length direction of the core strip, the superposition direction of the single plates in the third core strip is positioned in the thickness direction of the core strip, and the wood grain direction of the single plates is positioned in the length direction of the core strip.
As the utility model discloses a injecing, the core is formed by first core strip, second core strip and the bonding of third core strip intercombination, and the length of three kinds of core strips, width homogeneous phase are unanimous.
As another limitation of the utility model, the core plate is formed by combining, bonding and splicing the second core strip and the third core strip, and the length and the width of the second core strip are consistent with the length and the width of the third core strip.
As the utility model discloses a third kind is injectd, and the upper surface and the equal cladding of lower surface of core have net cloth.
As a further limitation of the utility model, the gridding cloth is glass fiber gridding cloth or metal gridding cloth.
The utility model also provides an utilize the laminated wood board that above-mentioned core realized, its technical scheme as follows: a core board comprises an upper veneer layer, a core board and a lower veneer layer which are mutually bonded from top to bottom, wherein the core board adopts the core board with any one structure.
As the utility model discloses a prescribe a limit to, the upper surface of going up the veneer layer bonds and has last decorative layer, and the lower surface of lower veneer layer bonds and has lower decorative layer.
As a further limitation of the utility model, the upper decoration layer, the upper veneer layer, the core plate, the lower veneer layer and the lower decoration layer are bonded together from top to bottom through the flame-retardant glue.
Since the technical scheme is adopted, compared with the prior art, the utility model, the beneficial effect who gains is:
(1) the utility model provides a core adopts the core strip of two kinds or three kinds of different structures to piece together the system, has disturbed the veneer grain direction that constitutes the core strip in the core, makes the veneer in the core and the grain of veneer not be on a parallel with the upper and surface of core at whole, has offset the partial stress that produces along the grain direction in the core, and fundamentally has solved the problem of laminated wood board surface warpage, has improved the horizontal static bending strength of laminated wood board. And because the single boards in the core strips with partial structures are all perpendicular to the upper surface and the lower surface of the core strips, when the lamination phenomenon occurs because the gluing between certain adjacent single boards is unstable, the interaction force between the core strips can limit the lamination of the single boards, and the flatness of the surface of the blockboard cannot be influenced.
(2) The utility model discloses the surface cladding has glass silk or metal mesh cloth about fashioned core, has strengthened the interconnect nature between a plurality of wicks that constitute the core, has improved the wholeness of core for the tensile strength of core board is stronger. On the other hand, because the core plate is coated by the grid cloth, the glue consumption when the core strips are bonded is indirectly reduced on the premise of ensuring the stable structure of the core plate formed by bonding and splicing the core strips, thereby reducing the content of harmful substances such as formaldehyde and the like in the core-board and improving the environmental protection performance of the core-board.
(3) The utility model discloses in to the laminated wood board of the multilayer structure that the hot-pressing veneer formed, utilize fire-retardant glue to replace ordinary glue to realize the bonding between the every layer structure of laminated wood board to the laminated wood board that makes the formation has certain fire behavior, has improved the security of the furniture that is formed by this laminated wood board preparation in long-time the use.
To sum up, the utility model is suitable for a use on fields such as furniture, carriage, boats and ships, building, especially cabinet doors such as wardrobe, cupboard, door leaf.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of a core board in embodiment 1 of the present invention;
fig. 2 is a schematic structural view of a first core bar in embodiment 1 of the present invention;
fig. 3 is a schematic structural view of a second core strip in embodiment 1 of the present invention;
fig. 4 is a schematic structural view of a third core bar in embodiment 1 of the present invention;
fig. 5 is a longitudinal sectional view of a core board according to embodiment 2 of the present invention;
in the figure: 1. a single board; 2. a first core bar; 3. a second core bar; 4. a third core bar; 5. a core board; 6. an upper veneer layer; 7. a lower veneer layer; 8. an upper decorative layer; 9. a lower decorative layer.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It is to be understood that the preferred embodiments described herein are for purposes of illustration and understanding only and are not intended to limit the invention.
Example 1A core plate
The core plate 5 in this embodiment is formed by combining, bonding and splicing any two or three of the first core strip 2, the second core strip 3 and the third core strip 4, so that the veneers 1 in the core strips are not all parallel to the upper surface and the lower surface of the core plate 5 any more, and the wood grain direction of the veneers 1 in the core plate 5 is also disturbed, thereby eliminating the influence of the stress along the wood grain direction of the veneers 1 on the core plate 5, and preventing the surface of the core plate 5 from warping and deforming. In fig. 1 to 4, L represents the length of the core rod; d represents the width of the core strip; h represents the thickness of the core strip.
In order to enable the core bars to be bonded more tightly and reduce end face gaps and side face gaps between the core bars, the lengths, the widths and the thicknesses of the three core bars are consistent. As shown in fig. 1, the core plate 5 in this embodiment is formed by combining, bonding and splicing three core bars, namely, a first core bar 2, a second core bar 3 and a third core bar 4, and the formed core plate 5 has stronger deformation resistance and surface pressure resistance.
The first core bar 2, the second core bar 3 and the third core bar 4 are all formed by cutting after N layers of single plates 1 are glued and spliced, wherein N is more than or equal to 2. For the structural stability of the first core bar 2, the second core bar 3 and the third core bar 4, a plate blank formed by hot-pressing 14 layers of single plates 1 is generally selected and cut to obtain a core bar with a specified size.
When the first core bar 2, the second core bar 3 and the third core bar 4 are assembled into the core plate 5, it is required to ensure that the superposition direction of the single plate 1 in the first core bar 2 is located in the width direction of the first core bar 2, the wood grain direction of the single plate 1 is located in the thickness direction of the first core bar 2, the superposition direction of the single plate 1 in the second core bar 3 is located in the width direction of the second core bar 3, the wood grain direction of the single plate 1 is located in the length direction of the second core bar 3, the superposition direction of the single plate 1 in the third core bar 4 is located in the thickness direction of the third core bar 4, and the wood grain direction of the single plate 1 is located in the length direction of the core bars. That is, the single plates 1 in the first core bar 2 and the second core bar 3 are all perpendicular to the upper and lower surfaces of the core plate 5, and the single plates 1 in the third core bar 4 are perpendicular to the upper and lower surfaces of the core plate 5; the extending direction of the wood grain of the single board 1 of the first core 2 is vertical to the upper surface and the lower surface of the first core 2, and the extending direction of the wood grain of the single board 1 of the second core 3 and the third core 4 is vertical to the end surface of the core. The core strips with three different structures enable the directions of the single boards 1 and the wood grains of the single boards 1 in the core board 5 to be different, so that the internal stress in the core board 5 is reduced, and the problem that the core board 5 is warped and deformed along the direction of the wood grains of the single boards 1 is solved. And the single plates 1 in the first core bar 2 and the second core bar 3 are vertical to the surface of the core plate 5, and the surface of the core plate 5 has stronger pressure resistance by utilizing the supporting force of the overlapped single plates 1. In order to make the structure of the core plate 5 more stable, the first core bar 2, the second core bar 3 and the third core bar 4 can be combined together in sequence in a staggered manner when splicing and bonding.
Of course except the utility model discloses in by three kinds of core strip combination pieces together the core 5 of making, core 5 can also be by first core 2, second core 3 and third core 4 arbitrary two kinds splice the core 5 structure that forms after the combination is in the same place each other, for example by length wide height uniform's second core 3 and third core 4 combination pieces together and bonds together.
In order to improve the overall connectivity of the core strips in the core plate 5 and improve the tensile and compressive capabilities of the core plate 5, at least one layer of mesh cloth is coated on the upper and lower surfaces of the core plate 5 after the core strips are spliced into the core plate 5. The mesh cloth can adopt any one or two of glass fiber mesh cloth and metal mesh cloth.
Example 2A core-board
As shown in fig. 5, the core-board of the present embodiment includes an upper decorative layer 8, an upper veneer layer 6, a core 5, a lower veneer layer 7, and a lower decorative layer 9, which are bonded to each other from the top down. In order to improve the surface flatness, the surface compressive strength and the transverse static bending strength of the core board, the core board 5 of the core board in this embodiment has the structure described in embodiment 1.
The upper veneer layer 6 and the lower veneer layer 7 play a role in integrally fixing the core board, the upper surface of the core board 5 is glued with the upper veneer layer 6, the lower surface of the core board 5 is glued with the lower veneer layer 7, and the upper veneer layer 6 and the lower veneer layer 7 are symmetrical relative to the core board 5. Wherein, the upper veneer layer 6 and the lower veneer layer 7 are both single-layer veneers or double-layer veneers made of the veneers 1. In order to make the laminated wood board beautiful, an upper decorative layer 8 is adhered on the upper surface of the upper veneer layer 6, a lower decorative layer 9 is adhered on the lower surface of the lower veneer layer 7, and the upper decorative layer 8 and the lower decorative layer 9 play a role in decoration and beautification. The upper decorative layer 8 and the lower decorative layer 9 adopt any one of technical wood bark and poplar bark.
In order to make the laminated wood board have certain fire resistance, the upper decorative layer 8, the upper veneer layer 6, the core board 5, the lower veneer layer 7 and the lower decorative layer 9 are bonded together by flame retardant glue. Thereby further improving the safety performance of the core-board in the long-term use process.
It should be noted that the above-mentioned embodiments are only preferred embodiments of the present invention, and the present invention is not limited thereto, and although the present invention has been described in detail with reference to the above-mentioned embodiments, it will be apparent to those skilled in the art that modifications can be made to the technical solutions described in the above-mentioned embodiments, or some technical features can be replaced with equivalents. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A core board, characterized in that: the core plate is formed by combining, bonding and splicing any two or three of a first core strip, a second core strip and a third core strip, and the first core strip, the second core strip and the third core strip which are the same in thickness are formed by cutting after hot pressing of N layers of single plate assembly, wherein N is more than or equal to 2;
the superposition direction of the single plates in the first core strip is positioned in the width direction of the core strip, the wood grain direction of the single plates is positioned in the thickness direction of the core strip, the superposition direction of the single plates in the second core strip is positioned in the width direction of the core strip, the wood grain direction of the single plates is positioned in the length direction of the core strip, the superposition direction of the single plates in the third core strip is positioned in the thickness direction of the core strip, and the wood grain direction of the single plates is positioned in the length direction of the core strip.
2. The core board of claim 1, wherein: the core plate is formed by mutually combining, bonding and splicing a first core strip, a second core strip and a third core strip, and the lengths and the widths of the three core strips are consistent.
3. The core board of claim 1, wherein: the core plate is formed by mutually combining, bonding and splicing a second core strip and a third core strip, and the length and the width of the second core strip are consistent with those of the third core strip.
4. A core board according to any one of claims 1 to 3, wherein: the upper surface and the lower surface of the core plate are both coated with mesh cloth.
5. The core board of claim 4, wherein: the grid cloth is glass fiber grid cloth or metal grid cloth.
6. A core-board, characterized in that: the core board comprises an upper veneer layer, a core board and a lower veneer layer which are bonded with each other from top to bottom, wherein the core board is as claimed in any one of claims 1 to 5.
7. The block board of claim 6, wherein: the upper surface of the upper veneer layer is bonded with an upper decorative layer, and the lower surface of the lower veneer layer is bonded with a lower decorative layer.
8. The block board of claim 7, wherein: the upper decorative layer, the upper veneer layer, the core plate, the lower veneer layer and the lower decorative layer are bonded together from top to bottom through flame-retardant glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922473362.3U CN211362669U (en) | 2019-12-31 | 2019-12-31 | Core plate and core-board using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922473362.3U CN211362669U (en) | 2019-12-31 | 2019-12-31 | Core plate and core-board using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211362669U true CN211362669U (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922473362.3U Active CN211362669U (en) | 2019-12-31 | 2019-12-31 | Core plate and core-board using same |
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| Country | Link |
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| CN (1) | CN211362669U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114311181A (en) * | 2020-09-29 | 2022-04-12 | 江苏福瑞康木业有限公司 | Method for manufacturing plywood by obliquely grinding and lapping wood middle plate |
-
2019
- 2019-12-31 CN CN201922473362.3U patent/CN211362669U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114311181A (en) * | 2020-09-29 | 2022-04-12 | 江苏福瑞康木业有限公司 | Method for manufacturing plywood by obliquely grinding and lapping wood middle plate |
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Address after: 050000 North extension of Jianshe Street, Lingshou County, Shijiazhuang City, Hebei Province, 2 kilometers east of the road Patentee after: Huajie Tulue Technology Co.,Ltd. Address before: 050500 Xiangtuo village, Lingshou Town, Lingshou County, Shijiazhuang City, Hebei Province Patentee before: SHIJIAZHUANG HUAJIE WOOD INDUSTRY Co.,Ltd. |