CN211941301U - Bending-resistant high-density composite plywood - Google Patents
Bending-resistant high-density composite plywood Download PDFInfo
- Publication number
- CN211941301U CN211941301U CN202020264437.7U CN202020264437U CN211941301U CN 211941301 U CN211941301 U CN 211941301U CN 202020264437 U CN202020264437 U CN 202020264437U CN 211941301 U CN211941301 U CN 211941301U
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- plate
- board
- plywood
- pinewood
- arc
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- 239000011120 plywood Substances 0.000 title claims abstract description 56
- 238000005452 bending Methods 0.000 title claims abstract description 35
- 239000002131 composite material Substances 0.000 title claims abstract description 35
- 241000219000 Populus Species 0.000 claims description 34
- 239000004743 Polypropylene Substances 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 4
- 241001330002 Bambuseae Species 0.000 claims description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 4
- 235000008331 Pinus X rigitaeda Nutrition 0.000 claims description 4
- 235000011613 Pinus brutia Nutrition 0.000 claims description 4
- 241000018646 Pinus brutia Species 0.000 claims description 4
- 239000011425 bamboo Substances 0.000 claims description 4
- -1 polypropylene Polymers 0.000 claims description 4
- 229920001155 polypropylene Polymers 0.000 claims description 4
- 239000002023 wood Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 6
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 239000003292 glue Substances 0.000 description 11
- 150000001875 compounds Chemical class 0.000 description 8
- 238000004026 adhesive bonding Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- 239000004922 lacquer Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a high-density composite plywood resistant to bending, which comprises a plywood main body, wherein the plywood main body comprises a top plate, a bottom plate and a core plate, the core plate is arranged between the top plate and the bottom plate, the top surface of the bottom plate is symmetrically provided with two wedge blocks, the bottom surface of the top plate is provided with two wedge grooves corresponding to the wedge blocks, two through holes corresponding to the wedge blocks are arranged in the core plate in a penetrating way, and the top plate and the bottom plate are respectively composed of a first plate, an arc-shaped bending-resistant plate and a second plate; through voussoir, wedge groove and the through hole that sets up, can effectively increase the fastness after roof, bottom plate, core veneer are fixed to can prevent that the problem that slides from appearing in roof, bottom plate, core veneer in the veneer process, improve veneer efficiency, and through the resistant board and the second plate of buckling of first plate, arc that set up, the anti bending performance of increase roof and bottom plate that can the certain degree.
Description
Technical Field
The utility model belongs to the technical field of compound plywood, concretely relates to resistant high density type compound plywood of buckling.
Background
The high-density composite plywood is a plywood made up by compounding several layers of boards, and has the advantages of high density, good strength and low cost, etc., and can be used as floor board, roof lining board, wall board, outdoor plywood, cement formwork and other industrial boards.
Present high density type composite plywood during manufacturing, can pass through composite glue with roof, bottom plate and core and veneer together fixed, but only rely on composite glue veneer between the three to fix, has the insecure problem of bonding, and the three appears sliding easily at the splicing in-process, gives bringing certain influence of the veneer of glue, and the resistant nature of buckling of the composite plywood of high density type that has now simultaneously is relatively poor, has certain drawback, for this the utility model provides a resistant high density type composite plywood who buckles.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a resistant compound plywood of high density type of buckling to solve the current compound plywood of high density type that proposes in the above-mentioned background art in manufacturing, can be with the roof, bottom plate and core pass through compound glue veneer together fixed, but only rely on compound glue veneer between the three to be fixed, there is the insecure problem of bonding, and the three appears sliding easily in the process of splicing, bring certain influence for the veneer of glue, the resistant nature of buckling of the compound plywood of high density type that has now simultaneously is relatively poor, there is certain drawback problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a resistant high density type composite plywood who buckles, includes the plywood main part, the plywood main part includes roof, bottom plate and core, the core sets up between roof and bottom plate, the top surface symmetry of bottom plate is provided with two voussoirs, and the bottom surface of roof sets up two wedge grooves corresponding with the voussoir, run through in the inside of core and seted up two through holes corresponding with the voussoir, roof and bottom plate constitute by first plate, arc resistant board and the second plate of buckling, the resistant board setting of buckling of arc is between first plate and second plate.
Preferably, the top surface and the bottom surface of plywood main part all are provided with the table seal, the both sides surface of plywood main part all is provided with the side seal.
Preferably, the bottom surface of the first plate is provided with an arc-shaped surface matched with the arc-shaped bending-resistant plate, and the top surface of the second plate is provided with an arc-shaped surface matched with the arc-shaped bending-resistant plate.
Preferably, the core plate consists of a first pinewood plate, a first poplar plate, a second pinewood plate and a second poplar plate, and a positioning mechanism is arranged among the first pinewood plate, the first poplar plate, the second pinewood plate and the second poplar plate.
Preferably, the positioning mechanism comprises positioning blocks arranged on the top surfaces of the first pinewood board, the second pinewood board and the second pinewood board, and positioning grooves corresponding to the positioning blocks are formed in the bottom surfaces of the first pinewood board, the first pinewood board and the second pinewood board.
Preferably, the first pinewood board and the first poplar board are both pinewood components, and the first poplar board and the second poplar board are both poplar components.
Preferably, first plate and second plate are bamboo wood material component, the resistant board of buckling of arc is PP polypropylene material component.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the voussoir that sets up, wedge groove and through hole, can effectively increase the roof, the bottom plate, the fastness after the core veneer is fixed to can prevent the roof, the bottom plate, the core problem that slides from appearing in the veneer in-process, improve veneer efficiency, and through the first plate that sets up, the resistant board and the second plate of buckling of arc, the anti bending performance of increase roof and bottom plate that can the certain degree, thereby make the compound plywood of high density type can have certain resistant characteristic of buckling.
2. The top surface and the bottom surface of the high-density composite plywood are both provided with the surface sealing layers, and the side sealing layers are arranged on the surfaces of the two sides of the high-density composite plywood, so that the waterproof property of the high-density composite plywood can be effectively improved, and the service life of the high-density composite plywood is prolonged.
Drawings
Fig. 1 is a cross-sectional view of the present invention;
FIG. 2 is a cross-sectional view of the top plate and the bottom plate of the present invention;
FIG. 3 is an enlarged view of a portion of the area A in FIG. 2 according to the present invention;
in the figure: 1. a top plate; 11. a first plate member; 12. an arc-shaped bending-resistant plate; 13. a second plate member; 2. a base plate; 3. a core board; 31. a first pine board; 32. a first poplar board; 33. a second pine board; 34. a second poplar board; 35. positioning blocks; 36. positioning a groove; 4. side sealing layer; 5. surface sealing layer; 6. a wedge block; 7. a wedge groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1 to 3, the present invention provides a technical solution: a bending-resistant high-density composite plywood comprises a plywood main body, wherein the plywood main body comprises a top plate 1, a bottom plate 2 and a core plate 3 which are glued and fixed together through composite glue, the core plate 3 is arranged between the top plate 1 and the bottom plate 2, two integrated wedge blocks 6 are symmetrically arranged on the top surface of the bottom plate 2, two wedge grooves 7 corresponding to the wedge blocks 6 are formed in the bottom surface of the top plate 1, two through holes corresponding to the wedge blocks 6 are formed in the core plate 3 in a penetrating mode, the firmness of the glued and fixed top plate 1, bottom plate 2 and core plate 3 can be effectively improved, the top plate 1, bottom plate 2 and core plate 3 can be prevented from sliding in the gluing process, the top plate 1 and the bottom plate 2 are respectively composed of a first plate 11, an arc-shaped bending-resistant plate 12 and a second plate 13, the first plate 11, the arc-shaped bending-resistant plate 12 and the second plate 13 are glued, the arc-shaped bending-resistant plate 12 is arranged between the first plate 11 and the second plate 13, so that the bending resistance of the top plate 1 and the bottom plate 2 can be increased to a certain degree.
In this embodiment, preferably, the bottom surface of the first plate 11 is provided with an arc-shaped surface matched with the arc-shaped bending-resistant plate 12, and the top surface of the second plate 13 is provided with an arc-shaped surface matched with the arc-shaped bending-resistant plate 12, so that the first plate 11, the arc-shaped bending-resistant plate 12 and the second plate 13 can be glued more tightly.
In this embodiment, preferably, the core board 3 is composed of a first pinewood board 31, a first poplar board 32, a second pinewood board 33 and a second poplar board 34 which are glued and fixed together, and a positioning mechanism is arranged between the first pinewood board 31, the first poplar board 32, the second pinewood board 33 and the second poplar board 34.
In this embodiment, preferably, the positioning mechanism includes positioning blocks 35 disposed on the top surfaces of the first pinewood board 32, the second pinewood board 33, and the second pinewood board 34, and positioning grooves 36 corresponding to the positioning blocks 35 are disposed on the bottom surfaces of the first pinewood board 31, the first pinewood board 32, and the second pinewood board 33, so that the first pinewood board 31, the first pinewood board 32, the second pinewood board 33, and the second pinewood board 34 can be well positioned in the gluing process, and the through holes between the two boards are ensured to be aligned.
In this embodiment, preferably, the first pinewood board 31 and the first poplar board 32 are both pinewood members, and the first poplar board 32 and the second poplar board 34 are both poplar members.
In this embodiment, preferably, the first plate 11 and the second plate 13 are both bamboo and wood members, and the arc-shaped bending-resistant plate 12 is a PP polypropylene member.
Example 2
Referring to fig. 1 to 3, the present invention provides a technical solution: a bending-resistant high-density composite plywood comprises a plywood main body, wherein the plywood main body comprises a top plate 1, a bottom plate 2 and a core plate 3 which are glued and fixed together through composite glue, the core plate 3 is arranged between the top plate 1 and the bottom plate 2, two integrated wedge blocks 6 are symmetrically arranged on the top surface of the bottom plate 2, two wedge grooves 7 corresponding to the wedge blocks 6 are formed in the bottom surface of the top plate 1, two through holes corresponding to the wedge blocks 6 are formed in the core plate 3 in a penetrating mode, the firmness of the glued and fixed top plate 1, bottom plate 2 and core plate 3 can be effectively improved, the top plate 1, bottom plate 2 and core plate 3 can be prevented from sliding in the gluing process, the top plate 1 and the bottom plate 2 are respectively composed of a first plate 11, an arc-shaped bending-resistant plate 12 and a second plate 13, the first plate 11, the arc-shaped bending-resistant plate 12 and the second plate 13 are glued, the arc-shaped bending-resistant plate 12 is arranged between the first plate 11 and the second plate 13, so that the bending resistance of the top plate 1 and the bottom plate 2 can be increased to a certain degree.
In this embodiment, preferred, the top surface and the bottom surface of plywood main part all are provided with table seal 5, and table seal 5 paints for waterborne environmental protection lacquer and forms, and the both sides surface of plywood main part all is provided with side seal 4, and side seal 4 paints for polyurethane lacquer and forms, can effectively increase high density type composite plywood's waterproof characteristic.
In this embodiment, preferably, the bottom surface of the first plate 11 is provided with an arc-shaped surface matched with the arc-shaped bending-resistant plate 12, and the top surface of the second plate 13 is provided with an arc-shaped surface matched with the arc-shaped bending-resistant plate 12, so that the first plate 11, the arc-shaped bending-resistant plate 12 and the second plate 13 can be glued more tightly.
In this embodiment, preferably, the core board 3 is composed of a first pinewood board 31, a first poplar board 32, a second pinewood board 33 and a second poplar board 34 which are glued and fixed together, and a positioning mechanism is arranged between the first pinewood board 31, the first poplar board 32, the second pinewood board 33 and the second poplar board 34.
In this embodiment, preferably, the positioning mechanism includes positioning blocks 35 disposed on the top surfaces of the first pinewood board 32, the second pinewood board 33, and the second pinewood board 34, and positioning grooves 36 corresponding to the positioning blocks 35 are disposed on the bottom surfaces of the first pinewood board 31, the first pinewood board 32, and the second pinewood board 33, so that the first pinewood board 31, the first pinewood board 32, the second pinewood board 33, and the second pinewood board 34 can be well positioned in the gluing process, and the through holes between the two boards are ensured to be aligned.
In this embodiment, preferably, the first pinewood board 31 and the first poplar board 32 are both pinewood members, and the first poplar board 32 and the second poplar board 34 are both poplar members.
In this embodiment, preferably, the first plate 11 and the second plate 13 are both bamboo and wood members, and the arc-shaped bending-resistant plate 12 is a PP polypropylene member.
The utility model discloses a theory of operation and use flow: when the top plate 1 and the bottom plate 2 need to be glued and fixed on the top surface and the bottom surface of the core plate 3, the composite glue can be coated on the top surface of the bottom plate 2, then the core plate 3 is moved to the top of the bottom plate 2, the core plate 3 is pressed downwards, the wedge block 6 can penetrate through the inside of the core plate 3 through the through hole, so that the core plate 3 can be limited on the top of the bottom plate 2, then the composite glue is coated on the top surface of the core plate 3, the top plate 1 is moved to the top of the core plate 3, then the core plate is pressed downwards, so that the top end of the wedge block 6 can be inserted into the wedge groove 7, the top plate 1, the bottom plate 2 and the core plate 3 can be firstly wedged together when the glue is not solidified, thereby the top plate 1, the bottom plate 2 and the core plate 3 are prevented from sliding, the gluing efficiency is improved, and meanwhile, the connection firmness among the top plate 1, the, the bending resistance of the top plate 1 and the bottom plate 2 can be improved under the action of the first plate 11, the arc-shaped bending-resistant plate 12 and the second plate 13, and the problem of stress concentration is avoided, so that the high-density composite plywood can have certain bending resistance;
because the top surface and the bottom surface of plywood main part all are provided with surface seal 5, and the both sides surface of plywood main part all is provided with side seal 4 for the plywood main part can have good waterproof characteristic, avoids appearing the rotten problem of decay after absorbing water.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a resistant high density type composite plywood who buckles, includes the plywood main part, the plywood main part includes roof (1), bottom plate (2) and core (3), core (3) set up between roof (1) and bottom plate (2), its characterized in that: the top surface symmetry of bottom plate (2) is provided with two voussoirs (6), and the bottom surface of roof (1) has seted up two wedge grooves (7) corresponding with voussoir (6), the inside of core (3) is run through and has been seted up two through holes corresponding with voussoir (6), roof (1) and bottom plate (2) are constituteed by first plate (11), arc resistant bending plate (12) and second plate (13), arc resistant bending plate (12) set up between first plate (11) and second plate (13).
2. The composite plywood of claim 1, wherein the high density composite plywood is characterized in that: the top surface and the bottom surface of plywood main part all are provided with surface seal (5), the both sides surface of plywood main part all is provided with side seal (4).
3. The composite plywood of claim 1, wherein the high density composite plywood is characterized in that: the bottom surface of the first plate (11) is provided with an arc-shaped surface matched with the arc-shaped bending-resistant plate (12), and the top surface of the second plate (13) is provided with an arc-shaped surface matched with the arc-shaped bending-resistant plate (12).
4. The composite plywood of claim 1, wherein the high density composite plywood is characterized in that: the core plate (3) is composed of a first pinewood plate (31), a first poplar plate (32), a second pinewood plate (33) and a second poplar plate (34), and a positioning mechanism is arranged among the first pinewood plate (31), the first poplar plate (32), the second pinewood plate (33) and the second poplar plate (34).
5. The composite plywood of claim 4, wherein the high density composite plywood is characterized in that: the positioning mechanism comprises positioning blocks (35) arranged on the top surfaces of a first pinewood board (32), a second pinewood board (33) and a second pinewood board (34), and positioning grooves (36) corresponding to the positioning blocks (35) are formed in the bottom surfaces of the first pinewood board (31), the first pinewood board (32) and the second pinewood board (33).
6. The composite plywood of claim 5, wherein the high density composite plywood is: the first pine board (31) and the first poplar board (32) are both pine material components, and the first poplar board (32) and the second poplar board (34) are both poplar material components.
7. The composite plywood of claim 1, wherein the high density composite plywood is characterized in that: first plate (11) and second plate (13) are bamboo wood material component, arc is able to bear or endure bending plate (12) and is PP polypropylene material component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020264437.7U CN211941301U (en) | 2020-03-06 | 2020-03-06 | Bending-resistant high-density composite plywood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020264437.7U CN211941301U (en) | 2020-03-06 | 2020-03-06 | Bending-resistant high-density composite plywood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211941301U true CN211941301U (en) | 2020-11-17 |
Family
ID=73194310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020264437.7U Expired - Fee Related CN211941301U (en) | 2020-03-06 | 2020-03-06 | Bending-resistant high-density composite plywood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211941301U (en) |
-
2020
- 2020-03-06 CN CN202020264437.7U patent/CN211941301U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201117 |