CN212372362U - A new type of wood core material - Google Patents
A new type of wood core material Download PDFInfo
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- CN212372362U CN212372362U CN202022252589.8U CN202022252589U CN212372362U CN 212372362 U CN212372362 U CN 212372362U CN 202022252589 U CN202022252589 U CN 202022252589U CN 212372362 U CN212372362 U CN 212372362U
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- core material
- wood
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- laminated
- core
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- 239000011162 core material Substances 0.000 title claims abstract description 85
- 239000002023 wood Substances 0.000 title claims abstract description 74
- 235000008331 Pinus X rigitaeda Nutrition 0.000 claims abstract description 44
- 235000011613 Pinus brutia Nutrition 0.000 claims abstract description 44
- 241000018646 Pinus brutia Species 0.000 claims abstract description 44
- 239000000463 material Substances 0.000 abstract description 11
- 239000003292 glue Substances 0.000 abstract description 10
- 239000002245 particle Substances 0.000 abstract description 9
- 230000007547 defect Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 15
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 12
- 239000010410 layer Substances 0.000 description 10
- 239000002131 composite material Substances 0.000 description 7
- 239000002994 raw material Substances 0.000 description 6
- 238000005520 cutting process Methods 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000007767 bonding agent Substances 0.000 description 3
- 239000002356 single layer Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000010073 coating (rubber) Methods 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 229920006351 engineering plastic Polymers 0.000 description 2
- -1 phenol aldehyde Chemical class 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Images
Abstract
本实用新型公开一种新型木质芯材，主要其特征在于：所述单板层积材至少为3层，所述单板层积材分别连接于所述松木集成材的上下两端面组成形状为正方体或长方体的芯材，所述松木集成材的厚度值为T，所述芯材的最小长度为值L。有益效果是：克服现有木质芯材存在扭曲变形的缺陷，芯材整体密度高、含胶量少，芯材的芯部硬度高，强度大，上下两侧的韧性好，芯材可回收再利用，可制成块状芯材或将其经二次加工用作木质颗粒、刨花板材料等，芯材造价低且更环保。
The utility model discloses a novel wood core material, which is mainly characterized in that: the veneer laminated timber has at least three layers, and the veneer laminated timber is respectively connected to the upper and lower end surfaces of the pine laminated timber to form a shape of For the core material of a cube or cuboid, the thickness value of the pine lumber is T, and the minimum length of the core material is the value L. The beneficial effects are: overcoming the defects of distortion and deformation of the existing wood core material, the overall density of the core material is high, the content of glue is small, the core part of the core material has high hardness, high strength, good toughness on the upper and lower sides, and the core material can be recycled and reused. Utilized, it can be made into block-shaped core material or used as wood particles, particle board material, etc. after secondary processing, and the core material is low in cost and more environmentally friendly.
Description
Technical Field
The utility model relates to a core, especially a novel wooden core.
Background
In the field of furniture or wood doors, wood core materials are indispensable manufacturing materials in the field, and the most common wood core materials in the prior art are core materials mainly made of wood particle boards or shaving board materials and wood core materials made of laminated veneer lumber. In addition, the wood core material made of wood raw material is less and less, the reason is that the country limits the felling of forest resource, so that the wood raw material is less and less, the cost of the wood raw material product is high, and on the other hand, the production period is delayed due to the limited purchasing channel.
The core material made of wood particle board or particle board material has the disadvantages that the density of the core material made of the wood particle board or particle board material is low and far inferior to that of the wood core material made of wood raw material, and a large amount of chemical binder is adopted in the manufacturing process, so that the core material is not environment-friendly and is easy to deform.
The core material made of wood raw material has a disadvantage that the production area, growing environment, age of the log, etc. are uncontrollable, so that the passage of the core material made of wood raw material may cause mass quality defects in that the growing environment of the log, the log is affected by sunshine, and the length of the sunshine time of the log is determined by the density of the log. Since the density of the log is determined by the soil, the temperature, and the age of the log, the quality of the log cannot be controlled, and the log is distorted when applied to a material for manufacturing furniture or a wooden door.
With the continuous development of the technology in the field, in recent years, composite core materials mainly comprising engineering plastics, laminated veneer lumber and metal materials which are combined through chemical bonding agents appear on the market, and the composite core materials have the disadvantage that the chemical bonding agents can bond and combine the composite core materials due to different materials, but the component effect of the chemical bonding agents is reduced along with the time, so that the composite core materials are delaminated and separated, the composite core materials are distorted, deformed and curled, and furniture or wood doors are deformed. In addition, the secondary utilization rate of the composite material is low, and great expense is needed for classifying engineering plastics, laminated veneers and metals in the composite material.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome the weak point among the above-mentioned prior art problem, provide a novel wooden core, overcome current wooden core in key and have the defect of distortion.
In order to overcome the technical problem, the utility model discloses a technical scheme is:
the laminated wood core is characterized by comprising laminated veneer lumber and pine laminated wood, wherein the laminated veneer lumber comprises at least 3 layers, the laminated veneer lumber is respectively connected with upper and lower end faces of the pine laminated wood to form a core material in a square or cuboid shape, the thickness value of the pine laminated wood is T, and the minimum length of the core material is L.
Furthermore, the number of the pine laminated wood is at least 2, and each pine laminated wood is connected with each other through tooth-shaped occlusion.
Further, the thickness value T of the pine laminated wood is more than or equal to 10 mm.
Further, the minimum length L of the core material is larger than or equal to 400 mm.
Compared with the prior art, the beneficial effects of the utility model are that: the core material has high integral density, less glue content, high core hardness, high strength and good toughness of the upper and lower sides, and when the core material is applied to the manufacture of furniture or a wooden door, the front and rear end surfaces of the core material are connected with the material used by the furniture or the wooden door, so that the laminated veneer lumber of the upper and lower end surfaces of the core material can effectively protect the pine laminated wood, the pine laminated wood is prevented from being distorted and deformed in the use process, the front and rear end surfaces of the core material have good support rigidity for the furniture or the wooden door, and the core material is not easy to deflect and deform. Meanwhile, the core material can be recycled and reused, can be made into a block-shaped core material or can be used as wood particles, shaving board materials and the like after secondary processing, and is low in manufacturing cost and more environment-friendly.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a front view of the present invention.
Fig. 2 is a left side view of fig. 1.
Fig. 3 is a partially enlarged view of the area a shown in fig. 1.
Fig. 4 is a schematic diagram of an application structure of the present invention.
Detailed Description
As can be seen from fig. 1-2, the laminated veneer lumber comprises a laminated veneer lumber 1 and a pine laminated lumber 2, wherein the laminated veneer lumber 1 has at least 3 layers, the laminated veneer lumber 1 is respectively connected to the upper and lower end surfaces of the pine laminated lumber 2 to form a core 3 in a square or rectangular shape, the thickness value of the pine laminated lumber 2 is T, and the minimum length of the core 3 is L.
The number of the pine laminated wood 2 is at least 2, and each pine laminated wood 2 is connected through tooth-shaped occlusion, so that seamless connection between the pine laminated wood 2 is realized, self-locking between seams is realized through tooth shapes, mutual torsional deformation is prevented through the tooth shapes, and then the connection strength is limited and enhanced through the laminated veneer lumber 1, as shown in fig. 3.
The single-layer thickness specification of the laminated veneer lumber is usually within the range of 1-3mm, and the single-layer thickness specification of the laminated veneer lumber is 1.7 mm.
When the thickness value T of the pine laminated wood 2 is equal to 10mm, the number of the laminated veneer wood 1 is at least 3, and the thickness value of each laminated veneer wood is 1.7mm, so that the defect of core material distortion can be effectively overcome.
The minimum length L of the core material 3 is more than or equal to 400mm, that is, the minimum length of each pine laminated wood 2 in the core material is more than or equal to 200mm, in order to make secondary use of leftover materials and meet the minimum length required by processing tooth shapes of the pine laminated wood 2.
As shown in fig. 4, the utility model discloses when being applied to the timber preparation, panel 4 of timber is connected in core 3 front and back both sides respectively, arrange the veneer laminated wood 1 of core in the intermediate layer of timber panel, the whole density of core is high, the gum content is few, the core hardness of core is high, intensity is big, the toughness of upper and lower both sides is good, make veneer laminated wood 1 of core 3 upper and lower both ends face effectively protect pine laminated wood 2, overcome pine laminated wood 2 and take place the distortion in the use, both ends are good to timber panel 4 support rigidity around core 3, be difficult for making it take place the amount of deflection deformation. Meanwhile, the core material can be recycled and reused, can be made into a block-shaped core material or can be used as wood particles, shaving board materials and the like after secondary processing, and is low in manufacturing cost and more environment-friendly.
The utility model discloses when making the core, make prefabricated veneer layer laminated wood earlier, it is the veneer of 1.7 millimeters to turn into thickness with the log, through the sunning, rethread 100 supplyes one's hair the drying-machine flattening is dried, veneer moisture content control is at 8%, will dry by fire the veneer of drying by distillation 1.7 millimeters through the spreading machine rubber coating, glue for the phenol aldehyde glue, formaldehyde content is no longer than 1mg, will dry the veneer of 1.7 millimeters of flattening, according to being on a parallel with the wood grain direction and spread into at least three-layer, splice into prefabricated veneer layer laminated wood through the oblique street machine.
Secondly, manufacturing pine laminated wood, cutting the pine laminated wood into square or rectangular battens with the length of at least 200mm, and processing tooth shapes on at least one end face of the pine laminated wood; and (3) engaging and connecting the tooth shapes of the pine laminated wood by using an adhesive, planing and sanding the upper end surface and the lower end surface of the connected pine laminated wood to obtain the pine laminated wood with the thickness of at least 10 mm.
Then, manufacturing a core material plate, respectively gluing the upper end surface and the lower end surface of the manufactured pine laminated wood, wherein the glue is phenolic glue, the formaldehyde content is not more than 1mg, respectively bonding the manufactured prefabricated laminated veneer lumber on the upper end surface and the lower end surface of the pine laminated wood, and performing cold press molding: cold press molding at 20 deg.C or higher with a cold pressure of at least 8kg/cm2Maintaining the pressure for at least 40 minutes to obtain a laminated board; and hot press forming: passing the cold-formed laminate at a temperature of at least 120 deg.C to a pressure of 8kg/cm2For a dwell time of at least 40 minutes under pressure to obtain a core board.
And finally, manufacturing a core material by using the obtained core material plate, cutting the core material plate into a strip with a square or rectangular cross section, and flattening, polishing and sanding the strip-shaped core material plate to obtain the novel wood core material.
Through the above detailed description of the present invention, those skilled in the art can make core structures better than the above core structures through the above description, and therefore, the present invention is not limited to the above description, and the above description is only the most basic structural features and manufacturing processes that can be realized for the purpose of the present invention.
Example 1
As the preferred embodiment of the present invention, when the thickness value T of the pine laminated wood 2 of the core material 3 is 20mm, the laminated veneer lumber 1 is 7 layers, and the single-layer thickness specification of the laminated veneer lumber 1 is 1.7 mm.
The utility model discloses when making the core, make prefabricated veneer layer laminated wood earlier, it is the veneer of 1.7 millimeters to turn into thickness with the log, through the sunning, rethread 100 supplyes one's hair the drying-machine flattening is dried, veneer moisture content control is at 8%, will dry by fire the veneer of drying by distillation 1.7 millimeters through the spreading machine rubber coating, glue for the phenol aldehyde glue, formaldehyde content is no longer than 1mg, will dry the veneer of 1.7 millimeters of flattening, according to being on a parallel with the wood grain direction and laying into seven at least layers, splice into prefabricated veneer layer laminated wood through the oblique street machine.
Secondly, manufacturing pine laminated wood, cutting the pine laminated wood into square or rectangular battens with the length of at least 200mm, and processing tooth shapes on at least one end face of the pine laminated wood; and (3) engaging and connecting the tooth shapes of the pine laminated wood by using an adhesive, planing and sanding the upper end surface and the lower end surface of the connected pine laminated wood to obtain the pine laminated wood with the thickness of at least 20 mm.
Then, manufacturing a core material plate, respectively gluing the upper end surface and the lower end surface of the manufactured pine laminated wood, wherein the glue is phenolic glue, the formaldehyde content is not more than 1mg, respectively bonding the manufactured prefabricated laminated veneer lumber on the upper end surface and the lower end surface of the pine laminated wood, and performing cold press molding: cold press molding at 20 deg.C or higher with a cold pressure of at least 10kg/cm2Is maintained for at least 60 minutes under a pressure to obtain a laminated board(ii) a And hot press forming: passing the cold-formed laminate at a temperature of at least 120 deg.C to a pressure of 10kg/cm2For a dwell time of at least 60 minutes under pressure to obtain a core plate.
And finally, manufacturing a core material by using the obtained core material plate, cutting the core material plate into a strip with a square or rectangular cross section, and flattening, polishing and sanding the strip-shaped core material plate to obtain the novel wood core material.
The present invention is not limited to the precise arrangements described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022252589.8U CN212372362U (en) | 2020-10-12 | 2020-10-12 | A new type of wood core material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022252589.8U CN212372362U (en) | 2020-10-12 | 2020-10-12 | A new type of wood core material |
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| Publication Number | Publication Date |
|---|---|
| CN212372362U true CN212372362U (en) | 2021-01-19 |
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| CN202022252589.8U Active CN212372362U (en) | 2020-10-12 | 2020-10-12 | A new type of wood core material |
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| Country | Link |
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| CN (1) | CN212372362U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112060234A (en) * | 2020-10-12 | 2020-12-11 | 潘旭 | A new type of wood core material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112060234A (en) * | 2020-10-12 | 2020-12-11 | 潘旭 | A new type of wood core material |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20250205 Address after: 434000 Inside Jingzhou Liansen Decoration Products Co., Ltd., South Shuguang Road, Xinhua Village, Jingzhou Development Zone, Jingzhou City, Hubei Province (self declared) Patentee after: Hubei Yiermei Wood Industry Co.,Ltd. Country or region after: China Address before: 161500 group 1, Renyi village, Xinxing Township, Yi'an County, Qiqihar City, Heilongjiang Province Patentee before: Pan Xu Country or region before: China |