CN116001040A - Bamboo-wood composite large-piece shaving board and preparation method thereof - Google Patents
Bamboo-wood composite large-piece shaving board and preparation method thereof Download PDFInfo
- Publication number
- CN116001040A CN116001040A CN202211741504.XA CN202211741504A CN116001040A CN 116001040 A CN116001040 A CN 116001040A CN 202211741504 A CN202211741504 A CN 202211741504A CN 116001040 A CN116001040 A CN 116001040A
- Authority
- CN
- China
- Prior art keywords
- board
- bamboo
- layer
- wood composite
- surface layer
- 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
Links
Images
Landscapes
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
The invention discloses a bamboo-wood composite large-piece shaving board and a preparation method thereof, and relates to the technical field of composite boards and manufacturing methods thereof. The bamboo-wood composite large-piece shaving board comprises a core layer, wherein a waterproof impregnating layer is fixedly connected to the outer parts of the core layer, an upper surface layer and a lower surface layer.
Description
Technical Field
The invention relates to the technical field of composite boards and manufacturing methods thereof, in particular to a bamboo-wood composite large-piece shaving board and a preparation method thereof.
Background
Particle board, bagasse board, is made of crushed aggregates of wood or other lignocellulose material, and is synthesized by applying adhesive and then gluing under the action of heat and pressure.
Bamboo is taken as a special resource and an advantageous resource in China, has the characteristics of high strength, good toughness and the like, is always considered as an ideal structural material, and has been widely applied to bamboo plywood for a carriage bottom plate, building templates and the like. However, most of the processes (such as thin bamboo strips breaking, curtain weaving, etc.) remain in the manual production stage for a long time due to the lack of special automatic machining equipment, and large-scale continuous production cannot be formed. The development of the recombined bamboo products not only improves the utilization rate of raw materials, but also realizes the industrial production and application of bamboo structural materials.
The bamboo-wood composite structural board is one of common board products in the field of wood industry at present, is mainly prepared by compounding wood rotary-cut veneers and bamboo mats of bamboo curtains, and has the advantages of complementary performances of wood and bamboo, so that the board has good mechanical properties, and is extremely widely applied at present. But the utilization rate of raw materials of the wood rotary-cut single boards and the bamboo curtain bamboo mat is very low, the yield of the wood rotary-cut single boards is only about 60%, and the yield of the bamboo curtain bamboo mat plywood is lower than 50%. And the processing technology is complex, labor-intensive and quality-controllable, both for unit processing and for plate making. Therefore, the problems of improving the yield, reducing waste materials, simplifying the process, ensuring the stable performance of the product and the like are needed to be solved.
The bamboo has certain water absorbability, but the problems of corrosion, mildew and the like can occur under the condition of long-time soaking, and the bamboo is brittle and can be broken or deformed when being impacted or extruded strongly, so that a bamboo-wood composite large-piece shaving board and a preparation method thereof are needed to solve the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a bamboo-wood composite large-piece shaving board and a preparation method thereof, and solves the problems in the prior art. In order to achieve the above purpose, the invention is realized by the following technical scheme: the bamboo-wood composite large-piece shaving board comprises a core layer (1), and is characterized in that: the top fixedly connected with top layer 2 of sandwich layer 1, the bottom fixedly connected with lower top layer 3 of sandwich layer 1, the outside fixedly connected with waterproof immersion layer 4 of sandwich layer 1, top layer 2 and lower top layer 3.
Preferably, the bamboo-wood composite large-piece shaving board and the preparation method thereof comprise the following steps:
step one: selecting a shaving board composite board with the thickness of 14mm, wherein the density is 0.70 g/cubic centimeter, and the water content is 10%; bamboo-wood composite board with density of 1.05 g/cubic centimeter and water content of 10% is selected, and the thickness is fixed and sanded to 14 mm.
Step two: sizing: isocyanate glue is coated on one side of the contact surface of the shaving board composite board and the bamboo-wood composite board respectively, and the glue coating amount is 130 g/square meter.
Step three: and (3) assembling: and assembling a layer of shaving board composite board and a layer of bamboo-wood composite board together to obtain a board blank, wherein the total thickness of the board blank is controlled to be 28 mm, and the thickness deviation is +/-0.8 mm.
Step four: pressing: pressing the plate blank under the condition of unit pressure of 1.2MPa for 2 hours, directly releasing pressure after pressing, and then preserving for 24 hours to obtain the bamboo-wood composite plate and shaving board composite plate structure plate
Preferably, the core layer is a solid layer, and is made by mixing a shaving board composite board and a bamboo-wood composite board according to a certain proportion, and the core layer is arranged at the center position.
Preferably, the upper surface layer and the lower surface layer have the same structure, the upper surface layer and the lower surface layer have the same size and shape, the waterproof impregnation layer is in a hollow rectangle, and the core layer, the upper surface layer and the lower surface layer are arranged in the waterproof impregnation layer.
Preferably, the connection part of the core layer and the upper surface layer and the lower surface layer is connected by cloth isocyanate glue.
Preferably, the joints of the core layer, the upper surface layer and the lower surface layer and the waterproof impregnating layer are connected by cloth isocyanate glue.
Preferably, the upper surface layer and the lower surface layer are made of bamboo-wood composite boards, and the upper surface layer and the lower surface layer are arranged as a second layer.
Preferably, isocyanate glue is coated on two side surfaces of the shaving board composite board, and isocyanate glue is coated on one side surface of one side of each layer of the bamboo-wood composite board, wherein the glue coating amount is 130 g/cubic meter.
Preferably, the bamboo-wood composite board and the shaving board composite board structure board can be pressed into board blanks under the condition of unit pressure of 1.2MPa, the pressure maintaining time is hours, the pressure is directly relieved after pressing, and then the board blanks are molded after curing for hours.
The invention provides a bamboo-wood composite large-piece shaving board and a preparation method thereof. The beneficial effects are as follows:
(1) The bamboo-wood composite board and the shaving board composite board are produced through the two materials, and the bamboo-wood composite board and shaving board composite board are mature in technology, continuous in process and stable in performance, and two structural units with specific thickness are combined in a small number of layers, so that the bamboo-wood composite board and the shaving board composite board can be produced industrially and continuously, the process is simplified, the production efficiency is high, and the quality is controllable.
(2) The setting through waterproof impregnation layer can effectually waterproof under different environment, can effectually prevent that bamboo wood compound large-scale shaving board from going moldy, prolonged live time, and can also effectually prevent substances such as spot and corrode it.
Drawings
FIG. 1 is a schematic view of the front and inner cross-section of the structure of the present invention.
In the figure: 1. a core layer; 2. an upper surface layer; 3. a lower surface layer; 4. a waterproof impregnating layer.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1, the present invention provides a technical solution: a bamboo-wood composite large-piece shaving board and a preparation method thereof comprise a core layer 1, wherein the core layer 1 is solid and is manufactured by shaving board composite boards and bamboo-wood composite boards according to a certain mixing proportion, and the bamboo-wood composite large-piece shaving board has the advantages of high stability, good fixity and practicability. The core layer 1 is a solid layer, the core layer 1 is formed by mixing a shaving board composite board and a bamboo-wood composite board according to a certain proportion, and the core layer 1 is arranged at the center position. The setting of shaving board can effectually give sound insulation and insulate against heat, and the cost is cheap, and the practicality is strong, and uses extensively. The connection of the core layer 1 and the upper surface layer 2 and the lower surface layer 3 is connected by cloth isocyanate glue. The joints of the core layer 1, the upper surface layer 2 and the lower surface layer 3 and the waterproof impregnating layer 4 are connected by cloth isocyanate glue. The top fixedly connected with top layer 2 of sandwich layer 1, top layer 2 and 3 bamboo wood composite board's of lower top layer setting can effectually prevent extrusion and striking, and is durable and durable. The upper surface layer 2 and the lower surface layer 3 have the same structure, the upper surface layer 2 and the lower surface layer 3 have the same size and shape, the waterproof impregnation layer 4 is in a hollow rectangle, and the core layer 1, the upper surface layer 2 and the lower surface layer are arranged in the waterproof impregnation layer 4. The upper surface layer 2 and the lower surface layer 3 are composed of bamboo-wood composite boards, and the upper surface layer 2 and the lower surface layer 3 are arranged as a second layer. The arrangement of the bamboo-wood composite board ensures that the stability of the bamboo-wood composite large-piece shaving board is stronger, and prolongs the service life of the bamboo-wood composite large-piece shaving board. The bottom fixedly connected with lower top layer 3 of sandwich layer 1, the outside fixedly connected with waterproof flooding layer 4 of sandwich layer 1, upper epidermis 2 and lower top layer 3, waterproof flooding layer 4 is made by waterproof corrosion-resistant material for waterproof flooding layer 4's setting can effectually prevent under humid environment, and water has prolonged the life of the compound big-sheet shaving board of bamboo wood to the corruption of the big-sheet shaving board of bamboo wood, also great improvement the whole practicality of the compound big-sheet shaving board of bamboo wood. The setting through waterproof impregnation layer 4 can effectually waterproof under different environment, can effectually prevent that bamboo wood compound large-scale shaving board from going moldy, has prolonged live time, and can also effectually prevent substances such as spot and corrode it. Isocyanate glue is coated on the two side surfaces of the shaving board composite board, and isocyanate glue is coated on one side surface of each layer of bamboo-wood composite board, wherein the glue coating amount is 130 g/cubic meter. The bamboo-wood composite board and the shaving board composite board structure board can be pressed into board blanks under the condition of unit pressure of 1.2MPa, the pressure maintaining time is 2 hours, the pressure is directly relieved after the pressing, and then the board blanks are molded after the curing for 24 hours. The bamboo-wood composite board and the shaving board composite board are produced through the two materials, and the bamboo-wood composite board and the shaving board composite board are mature in technology, continuous in process and stable in performance, and two structural units with specific thickness are combined in a small number of layers, so that the bamboo-wood composite board and the shaving board composite board can be produced industrially and continuously, the process is simplified, the production efficiency is high, and the quality is controllable. The bamboo-wood composite large-piece shaving board and the preparation method thereof comprise the following steps:
step one: selecting a shaving board composite board with the thickness of 14mm, wherein the density is 0.70 g/cubic centimeter, and the water content is 10%; bamboo-wood composite board with density of 1.05 g/cubic centimeter and water content of 10% is selected, and the thickness is fixed and sanded to 14 mm.
Step two: sizing: isocyanate glue is coated on one side of the contact surface of the shaving board composite board and the bamboo-wood composite board respectively, and the glue coating amount is 130 g/square meter.
Step three: and (3) assembling: and assembling a layer of shaving board composite board and a layer of bamboo-wood composite board together to obtain a board blank, wherein the total thickness of the board blank is controlled to be 28 mm, and the thickness deviation is +/-0.8 mm.
Step four: pressing: and (3) pressing the board blank under the condition of unit pressure of 1.2MPa, wherein the pressure maintaining time is 2 hours, directly releasing pressure after pressing, and then preserving for 24 hours to obtain the bamboo-wood composite board and shaving board composite board structure board.
When in use, the bamboo-wood composite large-piece shaving board is manufactured according to the steps and the preparation method thereof.
Step one: selecting a shaving board composite board with the thickness of 14mm, wherein the density is 0.70 g/cubic centimeter, and the water content is 10%; bamboo-wood composite board with density of 1.05 g/cubic centimeter and water content of 10% is selected, and the thickness is fixed and sanded to 14 mm.
Step two: sizing: isocyanate glue is coated on one side of the contact surface of the shaving board composite board and the bamboo-wood composite board respectively, and the glue coating amount is 130 g/square meter.
Step three: and (3) assembling: and assembling a layer of shaving board composite board and a layer of bamboo-wood composite board together to obtain a board blank, wherein the total thickness of the board blank is controlled to be 28 mm, and the thickness deviation is +/-0.8 mm.
Step four: pressing: and (3) pressing the board blank under the condition of unit pressure of 1.2MPa, wherein the pressure maintaining time is 2 hours, directly releasing pressure after pressing, and then preserving for 24 hours to obtain the bamboo-wood composite board and shaving board composite board structure board.
Then paste through cloth isocyanate glue between bamboo wood composite board and the shaving board composite board, adhere core 1 and upper epidermis 2, lower epidermis 3 earlier, after the bonding is accomplished, glue the outside with cloth isocyanate glue with core 1, upper epidermis 2 and lower epidermis 3 again, accomplish the preparation of whole bamboo wood composite large-scale shaving board, and this application produces through two materials of bamboo wood composite board and shaving board composite board, the technique is mature, the technology is continuous, the stable performance, two kinds of building blocks with specific thickness are with fewer number of layers combination, but make bamboo wood composite board and shaving board composite board industrialization continuous production, the technology is simplified, production efficiency is high, the quality is controllable. The setting through waterproof impregnation layer can effectually waterproof under different environment, can effectually prevent that bamboo wood compound large-scale shaving board from going moldy, prolonged live time, and can also effectually prevent substances such as spot and corrode it.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (9)
1. The bamboo-wood composite large-piece shaving board comprises a core layer (1), and is characterized in that: the waterproof coating is characterized in that the top of the core layer (1) is fixedly connected with the upper surface layer (2), the bottom of the core layer (1) is fixedly connected with the lower surface layer (3), and the waterproof impregnating layer (4) is fixedly connected with the outside of the core layer (1), the upper surface layer (2) and the lower surface layer (3).
2. A bamboo-wood composite large-piece shaving board and a preparation method thereof comprise the following steps:
step one: selecting a shaving board composite board with the thickness of 14mm, wherein the density is 0.70 g/cubic centimeter, and the water content is 10%; bamboo-wood composite board with density of 1.05 g/cubic centimeter and water content of 10% is selected, and the thickness is fixed and sanded to 14 mm.
Step two: sizing: isocyanate glue is coated on one side of the contact surface of the shaving board composite board and the bamboo-wood composite board respectively, and the glue coating amount is 130 g/square meter.
Step three: and (3) assembling: and assembling a layer of shaving board composite board and a layer of bamboo-wood composite board together to obtain a board blank, wherein the total thickness of the board blank is controlled to be 28 mm, and the thickness deviation is +/-0.8 mm.
Step four: pressing: and (3) pressing the board blank under the condition of unit pressure of 1.2MPa, wherein the pressure maintaining time is 2 hours, directly releasing pressure after pressing, and then preserving for 24 hours to obtain the bamboo-wood composite board and shaving board composite board structure board.
3. The bamboo-wood composite large-piece shaving board and the preparation method thereof as claimed in claim 1, wherein: the core layer (1) is a solid layer, the core layer (1) is formed by mixing a shaving board composite board and a bamboo-wood composite board according to a certain proportion, and the core layer (1) is arranged at the center position.
4. The bamboo-wood composite large-piece shaving board and the preparation method thereof as claimed in claim 1, wherein: the structure of the upper surface layer (2) is the same as that of the lower surface layer (3), the size and the shape of the upper surface layer (2) are the same as those of the lower surface layer (3), the shape of the waterproof impregnation layer (4) is set to be a hollow rectangle, and the core layer (1), the upper surface layer (2) and the lower surface layer are arranged in the waterproof impregnation layer (4).
5. The bamboo-wood composite large-piece shaving board and the preparation method thereof as claimed in claim 1, wherein: the connection part of the core layer (1) and the upper surface layer (2) and the lower surface layer (3) is connected by cloth isocyanate glue.
6. The bamboo-wood composite large-piece shaving board and the preparation method thereof as claimed in claim 1, wherein: the joints of the core layer (1), the upper surface layer (2) and the lower surface layer (3) and the waterproof impregnating layer (4) are connected by cloth isocyanate glue.
7. The bamboo-wood composite large-piece shaving board and the preparation method thereof as claimed in claim 1, wherein: the upper surface layer (2) and the lower surface layer (3) are made of bamboo-wood composite boards, and the upper surface layer (2) and the lower surface layer (3) are arranged as a second layer.
8. The bamboo-wood composite large-piece shaving board and the preparation method thereof as claimed in claim 1, wherein: isocyanate glue is coated on the two side surfaces of the shaving board composite board, and isocyanate glue is coated on one side surface of each layer of bamboo-wood composite board, wherein the glue coating amount is 130 g/cubic meter.
9. The bamboo-wood composite large-piece shaving board and the preparation method thereof as claimed in claim 1, wherein: the bamboo-wood composite board and the shaving board composite board structure board can be used for pressing a board blank under the condition of unit pressure of 1.2MPa, the pressure maintaining time is 2 hours, the pressure is directly relieved after pressing, and then the board is formed after curing for 24 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211741504.XA CN116001040A (en) | 2022-12-28 | 2022-12-28 | Bamboo-wood composite large-piece shaving board and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211741504.XA CN116001040A (en) | 2022-12-28 | 2022-12-28 | Bamboo-wood composite large-piece shaving board and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116001040A true CN116001040A (en) | 2023-04-25 |
Family
ID=86036978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211741504.XA Pending CN116001040A (en) | 2022-12-28 | 2022-12-28 | Bamboo-wood composite large-piece shaving board and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116001040A (en) |
-
2022
- 2022-12-28 CN CN202211741504.XA patent/CN116001040A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100392200C (en) | Charring wood composite floor and manufacturing method thereof | |
| JPH08197507A (en) | High-strength bamboo plywood and production thereof | |
| CN104963481A (en) | Anti-cracking floor heating solid wood composite floor and production method thereof | |
| EP2351635B1 (en) | Product with balsa wood and method for its production | |
| CN111360952A (en) | Wood shaving veneer and preparation method thereof | |
| CN100494606C (en) | Building shuttering using oriented structure chipboard as substrate material, and its manufacturing method | |
| CN109015954B (en) | Method for improving weather resistance and mechanical property of bamboo plywood | |
| CN110666903A (en) | Impregnated bond paper facing laminated wood board with core board and filling layer applied and manufacturing method thereof | |
| CN102773887B (en) | Composite structure board of reconstituted bamboo lumber and oriented strand board and manufacture method thereof | |
| CN203331157U (en) | Sandwich structure bamboo and wood composite recombinant structure material | |
| CN103802175B (en) | High-dimensional stability structure wooden functionally gradient laminate and preparation method thereof | |
| JPH0716964A (en) | Laminated material and its manufacture | |
| CN116001040A (en) | Bamboo-wood composite large-piece shaving board and preparation method thereof | |
| CN101725216B (en) | Unsaturated polyester-bonded and glass fiber-reinforced beam and implementation method thereof | |
| CN2195421Y (en) | Bamboo plywood sheet | |
| CN211250420U (en) | Impregnated bond paper veneer blockboard with core board and filling layer applied | |
| CN108608525A (en) | A kind of laminated bamboo-wood composite lumber manufacturing method | |
| CN204920115U (en) | Real wood composite floor warms up crack control | |
| CN208085140U (en) | A kind of high intensity Phonelic foam sandwich board that resistance to compression is anti-shearing | |
| EP2119540A1 (en) | Mould object with balsa woods and method for its production | |
| CN110802704A (en) | Composite batten based on combination of glass fiber reinforced plastic fibers and waste wood boards and production process | |
| CN2230787Y (en) | Artificial composite board | |
| CN1031897C (en) | Film-covered bamboo fiber board for building shuttering and mfg. method thereof | |
| CN115741909A (en) | Anti-corrosion and moisture-proof bamboo-wood composite shaving board and preparation method and application thereof | |
| CN209987110U (en) | Bamboo skin laminated veneer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20230731 Address after: 261000 Huanghai Road East Changjiang West Street North, Hou Town, Shouguang City, Weifang City, Shandong Province Applicant after: SHOUGUANG LULI WOOD CO.,LTD. Applicant after: Jiangxi Luli Wood Co.,Ltd. Address before: 261000 Huanghai Road East Changjiang West Street North, Hou Town, Shouguang City, Weifang City, Shandong Province Applicant before: SHOUGUANG LULI WOOD CO.,LTD. |
|
| TA01 | Transfer of patent application right |