CN116141445A - Artificial board warping trimming process - Google Patents
Artificial board warping trimming process Download PDFInfo
- Publication number
- CN116141445A CN116141445A CN202310234147.6A CN202310234147A CN116141445A CN 116141445 A CN116141445 A CN 116141445A CN 202310234147 A CN202310234147 A CN 202310234147A CN 116141445 A CN116141445 A CN 116141445A
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- CN
- China
- Prior art keywords
- artificial board
- artificial
- board
- process according
- finishing process
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- 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.)
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Links
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000009966 trimming Methods 0.000 title claims abstract description 8
- 238000007731 hot pressing Methods 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 230000036541 health Effects 0.000 claims abstract description 13
- 238000002791 soaking Methods 0.000 claims description 24
- 238000012423 maintenance Methods 0.000 claims description 8
- 230000003449 preventive effect Effects 0.000 claims description 8
- 239000004568 cement Substances 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 6
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 3
- 239000003112 inhibitor Substances 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 238000003756 stirring Methods 0.000 claims description 2
- 238000007730 finishing process Methods 0.000 claims 9
- 238000007654 immersion Methods 0.000 abstract 2
- 239000002023 wood Substances 0.000 description 19
- 239000011120 plywood Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000011094 fiberboard Substances 0.000 description 1
- 230000036449 good health Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/02—Processes; Apparatus
- B27K3/04—Impregnating in open tanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K5/00—Treating of wood not provided for in groups B27K1/00, B27K3/00
- B27K5/007—Treating of wood not provided for in groups B27K1/00, B27K3/00 using pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K5/00—Treating of wood not provided for in groups B27K1/00, B27K3/00
- B27K5/0085—Thermal treatments, i.e. involving chemical modification of wood at temperatures well over 100°C
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
The application relates to a warping and trimming process of an artificial board, wherein the artificial board is immersed in an immersion liquid with a PH value of 7.5+/-1 for 2-5 seconds, the artificial board is taken out in an inclined mode after being immersed for 2-5 seconds, the immersion liquid on the surface of the artificial board is refluxed, the immersed artificial board is subjected to standing and health preserving for not less than 48 hours, and after the health preserving is completed, the artificial board is subjected to hot pressing. The method has the advantage that the warped artificial board can be trimmed to meet the acceptance standard.
Description
Technical Field
The application relates to the technical field of artificial boards, in particular to an artificial board warping trimming process.
Background
An artificial board (wood based panel) is made up of wood or other non-wood plant through mechanical processing, separating it into unit materials, and adhering adhesive and other additives. The three main products of plywood, wood shavings (crushed aggregates) board and fiber board are mainly included, and the products of extension and deep processing of the three products reach hundreds. The advent of artificial boards marked the beginning of the modernization period of wood processing, and developed the process from simply changing the shape of wood to improving the properties of wood.
In the production process of the plywood, the natural wood has anisotropy, and in the hot pressing process, the warping, twisting and other phenomena of the plywood can be caused by the error of hot pressing parameter setting. Plywood is generally used in the construction industry, for example, to construct plywood, and generally exported from japan and other countries for houses with steel-wood structures, so that when plywood is warped or distorted, export cannot be carried out, and because of different specifications, the plywood is modified to conform to domestic specifications, and therefore more cost is consumed.
Disclosure of Invention
In view of the shortcomings of the prior art, it is an object of the present application to provide a process for trimming warpage of an artificial board, which has the advantage of being able to trim the warped artificial board to meet acceptance criteria.
The above object of the present application is achieved by the following technical solutions:
a warping and trimming process for artificial board includes immersing the artificial board in the immersing liquid with pH value of 7.5 + -1 for 2-5 seconds, immersing for 2-5 seconds, taking out the artificial board in an inclined mode to make the immersing liquid on the surface of artificial board reflux, standing for at least 48 hours, and hot pressing.
Through adopting above-mentioned technical scheme, soak through the wood-based panel promptly, after soaking, take out the wood-based panel to after its surface soak reflux, keep still the wood-based panel, after the health preserving is accomplished, carry out hot pressing to the wood-based panel, thereby make the wood-based panel can resume the level and smooth, thereby reach the purpose of retrieving the wood-based panel of warp.
The present application may be further configured in a preferred example to: the soaking solution comprises liquid with a pH value of 7.5+/-1 and a mildew preventive, wherein the ratio of the liquid with the pH value of 7.5+/-1 to the mildew preventive is 1000:1.
by adopting the technical scheme, in use, the mildew preventive can be added to effectively reduce the mildew probability of the artificial board.
The present application may be further configured in a preferred example to: the preparation method of the soaking solution comprises the steps of injecting the liquid with the pH value of 7.5+/-1 into a container, then adding the mildew inhibitor, and uniformly stirring, wherein the temperature of the solution is 10+/-5 ℃.
By adopting the technical scheme, in use, the temperature of the solution is kept at 10+/-5 ℃ so that the mixing effect of the mildew preventive and the liquid is better.
The present application may be further configured in a preferred example to: the artificial boards are stacked in order, the base plates are placed up and down, and the cement pre-pressing piece is placed on the uppermost surface.
Through adopting above-mentioned technical scheme, at the in-process of keeping in good health of standing promptly, can exert certain pressure to panel for panel is more even.
The present application may be further configured in a preferred example to: in the hot pressing process, hot pressing parameters are as follows: pressure: 3-5KG/CM2; temperature: 100-110 ℃ for the time of: 7-10 minutes.
By adopting the technical scheme, the warping of the artificial board can be effectively improved after the artificial board is subjected to hot pressing, and the artificial board is smoother.
The present application may be further configured in a preferred example to: in the hot pressing process, the surface of the hot press, which is contacted with the artificial board, is an inert board, and the inert board does not react with the soaking liquid or the chemical components contained in the artificial board.
By adopting the technical scheme, in the hot pressing process, the smooth and glossy plate surface after hot pressing can be ensured due to the existence of the inert plate.
The present application may be further configured in a preferred example to: after hot pressing, the artificial board is radiated, the artificial board is placed on a frame body for radiating, and when the temperature of the artificial board is 45+/-5 ℃, the artificial board is orderly stacked.
Through adopting above-mentioned technical scheme, put things in good order the wood-based plate after the heat dissipation, can effectively reduce the probability of wood-based plate deformation.
The present application may be further configured in a preferred example to: the frame body is provided with a heat dissipation device, and the artificial board dissipates heat on the frame body for 5-7 minutes.
Through adopting above-mentioned technical scheme, heat abstractor's existence can effectively strengthen the heat dissipation of wood-based panel for the radiating effect to the wood-based panel is better.
The present application may be further configured in a preferred example to: and placing a cement pre-pressing part above the artificial boards after the artificial boards are orderly stacked for health maintenance, wherein the number of days of health maintenance is not less than 5 days.
By adopting the technical scheme, the flatness of the artificial board after correction can be further enhanced.
The present application may be further configured in a preferred example to: after the curing is completed, the artificial board is polished by sanding equipment.
By adopting the technical scheme, the tolerance and the plate surface can be ensured to meet the product quality requirement.
Drawings
Fig. 1 is a schematic flow chart of the present application.
Fig. 2 is a schematic view of the structure of the container of the present application.
Fig. 3 is a schematic view of the structure of the unreeling assembly of the present application.
Reference numerals: 1. a soaking tank; 11. a fixed shaft; 2. a placing rack; 21. a receiving chamber.
Detailed Description
The present application is described in further detail below with reference to the accompanying drawings.
Referring to fig. 1 to 3, in order to disclose a process for trimming warpage of an artificial board, a soaking solution is prepared, a liquid with a PH value of 7.5±1 is injected into a container, and then a mildew preventive is added to be mixed and stirred uniformly, the temperature of the solution is kept at 10±5 ℃, wherein the ratio of the liquid with a PH value of 7.5±1 to the mildew preventive is 1000:1.
immersing the artificial board in the soaking liquid for 2-5 seconds, taking out the artificial board in an inclined mode after soaking for 2-5 seconds, enabling the soaking liquid on the surface of the artificial board to flow back, stacking the artificial board in order, placing the backing plates up and down, placing the cement pre-pressing piece on the uppermost surface, standing for health preserving, and keeping the standing for not less than 48 hours, so that the soaking liquid is convenient to fully absorb. After the completion of standing and health preserving, hot pressing is carried out, wherein the hot pressing parameters are as follows: pressure: 3-5KG/CM2; temperature: 100-110 ℃ for the time of: 7-10 minutes. The surface of the hot press, which is contacted with the artificial board, is an inert board, and the inert board does not react with the soaking liquid or the chemical components contained in the artificial board. In this embodiment, the inert plate may be a stainless steel plate or an aluminum plate. After the hot pressing is completed, the artificial board is placed on a frame body with a heat dissipation device to dissipate heat for 5-7 minutes. When the temperature of the artificial board is 45+/-5 ℃, the artificial board is orderly stacked, and the cement pre-pressing piece is placed at the uppermost part for health maintenance, wherein the number of days of health maintenance is not less than 5 days. And after the curing is finished, the artificial board is subjected to single-sided or double-sided polishing treatment by a sanding device provided with a 120# abrasive belt.
The container for containing the soaking liquid comprises a soaking tank 1 and a plate placing assembly, wherein the plate placing assembly comprises a fixed shaft 11 and a placing frame 2 rotationally connected with the fixed shaft, two containing cavities 21 for containing the artificial plates are arranged on the placing frame 2, and the containing cavities 21 are symmetrically arranged about the fixed shaft 11. The fixed shaft 11 is fixedly installed on the soaking tank 1. A rubber layer is fixedly connected to the surface, which is used for being contacted with the artificial board, in the accommodating cavity 21. The fixed shaft 11 is positioned at the lower half part of the placing frame 2 and is in rotary connection with the placing frame 2 through a bearing.
In use, the artificial board is placed in the accommodating cavity 21, the placing frame 2 rotates under the action of gravity, so that the accommodating cavity 21 enters the soaking tank, the other accommodating cavity 21 is tilted, a worker places the other artificial board in the accommodating cavity 21, the rotating frame 2 rotates under the action of gravity and finally keeps balance, the worker takes out the soaked artificial board, and at the moment, the artificial board which is not soaked enters the soaking tank 1 for soaking.
The implementation principle of the embodiment is as follows: the warping artificial board is subjected to the procedures of soaking, standing, preserving, hot pressing, preserving and the like, so that the warping artificial board can be effectively restored to be smooth, and the warping artificial board meets the standard requirements.
The embodiments of the present invention are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in this way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (10)
1. A warping trimming process for an artificial board is characterized in that: immersing the artificial board in the soaking solution with the pH value of 7.5+/-1 for 2-5 seconds, taking out the artificial board in an inclined mode after soaking for 2-5 seconds, enabling the soaking solution on the surface of the artificial board to flow back, standing the soaked artificial board for health maintenance for not less than 48 hours, and carrying out hot pressing on the artificial board after the health maintenance is completed.
2. The artificial board warp finishing process according to claim 1, wherein: the soaking solution comprises liquid with a pH value of 7.5+/-1 and a mildew preventive, wherein the ratio of the liquid with the pH value of 7.5+/-1 to the mildew preventive is 1000:1.
3. the artificial board warp finishing process according to claim 2, wherein: the preparation method of the soaking solution comprises the steps of injecting the liquid with the pH value of 7.5+/-1 into a container, then adding the mildew inhibitor, and uniformly stirring, wherein the temperature of the solution is 10+/-5 ℃.
4. The artificial board warp finishing process according to claim 1, wherein: the artificial boards are stacked in order, the base plates are placed up and down, and the cement pre-pressing piece is placed on the uppermost surface.
5. The artificial board warp finishing process according to claim 1, wherein: in the hot pressing process, hot pressing parameters are as follows: pressure: 3-5KG/CM2; temperature: 100-110 ℃ for the time of: 7-10 minutes.
6. The artificial board warp finishing process according to claim 1, wherein: in the hot pressing process, the surface of the hot press, which is contacted with the artificial board, is an inert board, and the inert board does not react with the soaking liquid or the chemical components contained in the artificial board.
7. The artificial board warp finishing process according to claim 1, wherein: after hot pressing, the artificial board is radiated, the artificial board is placed on a frame body for radiating, and when the temperature of the artificial board is 45+/-5 ℃, the artificial board is orderly stacked.
8. The artificial board warp finishing process according to claim 7, wherein: the frame body is provided with a heat dissipation device, and the artificial board dissipates heat on the frame body for 5-7 minutes.
9. The artificial board warp finishing process according to claim 7, wherein: and placing a cement pre-pressing part above the artificial boards after the artificial boards are orderly stacked for health maintenance, wherein the number of days of health maintenance is not less than 5 days.
10. The artificial board warp finishing process according to claim 9, wherein: after the curing is completed, the artificial board is polished by sanding equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310234147.6A CN116141445A (en) | 2023-03-09 | 2023-03-09 | Artificial board warping trimming process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310234147.6A CN116141445A (en) | 2023-03-09 | 2023-03-09 | Artificial board warping trimming process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116141445A true CN116141445A (en) | 2023-05-23 |
Family
ID=86358271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310234147.6A Pending CN116141445A (en) | 2023-03-09 | 2023-03-09 | Artificial board warping trimming process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116141445A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104290150A (en) * | 2014-09-26 | 2015-01-21 | 潘学扬 | Plywood or synclastic laminated material leveling method |
| CN105710945A (en) * | 2016-04-12 | 2016-06-29 | 黑龙江省木材科学研究所 | Manufacturing method for tea polyphenol modified environmental-friendly artificial board |
| CN207256452U (en) * | 2017-10-13 | 2018-04-20 | 安吉全丰竹工艺品有限公司 | Bamboo fermentation vat |
-
2023
- 2023-03-09 CN CN202310234147.6A patent/CN116141445A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104290150A (en) * | 2014-09-26 | 2015-01-21 | 潘学扬 | Plywood or synclastic laminated material leveling method |
| CN105710945A (en) * | 2016-04-12 | 2016-06-29 | 黑龙江省木材科学研究所 | Manufacturing method for tea polyphenol modified environmental-friendly artificial board |
| CN207256452U (en) * | 2017-10-13 | 2018-04-20 | 安吉全丰竹工艺品有限公司 | Bamboo fermentation vat |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20230523 |
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| RJ01 | Rejection of invention patent application after publication |