CN103707375A - Mildew-resistant processing method of solid wood - Google Patents
Mildew-resistant processing method of solid wood Download PDFInfo
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- CN103707375A CN103707375A CN201310671490.3A CN201310671490A CN103707375A CN 103707375 A CN103707375 A CN 103707375A CN 201310671490 A CN201310671490 A CN 201310671490A CN 103707375 A CN103707375 A CN 103707375A
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Abstract
The invention discloses a mildew-resistant processing method of solid wood. The method comprises the following steps: 1, drying: repeatedly drying the solid wood in a drying room having a temperature of 50DEG C and a humidity of 40% for 3 days, increasing the temperature and the humidity by 5DEG C and 2% respectively every 8h, drying at a constant temperature for 5 days when the temperature and the humidity in the drying room are 85DEG C and 58% respectively, conveying the solid wood to a room for drying having a temperature of 40DEG C and a relative humidity of 27-32RH%, and carrying out storage for drying for 7 days to obtain solid wood having an average water content of 8-10%; 2, constant temperature processing: carrying out constant temperature processing of the solid wood in a closed and dry constant temperature room having a temperature of 22-29DEG C and a relative humidity of 40-55RH% while maintaining the average water content of the solid wood of 8-10%; 3, dehumidification: dehumidifying the solid wood at 33-37DEG C through a closed or adjustable dehumidifying device for 48h to the average water content of 7.5% to form a semi-finished product; and 4, coating: polishing, spraying, polishing, and coating through spraying to make the external surface of the solid wood have two paint layers to obtain a finished product.
Description
Technical field:
The present invention relates to wood mould technical field, refer in particular to a kind of can stablizing and control solid wood average moisture content, and carry out spraying paint twice at the outer surface of whole solid wood, so that effectively prevent the processing method of the solid wood mildew-resistant of solid wood mildew-resistant.
Background technology:
The adaptability of the water content direct relation furniture of furniture timber to seasonal variations, the general moisture content of timber of not drying is more than 50%, bring into and produce phenomenons such as being prone to mouldy, distortion, cracking, effectively control a major issue of the manufacturer of woodwork really of moisture content.
Natural trees are separated through saw, after oven dry, become and manufacture the timber that furniture is used, it is not constant that timber leaves its moisture content after drying oven, its constantly moisture absorption of meeting and desorb in transportation, storage, manufacturing process, the behavior that even becomes a piece of furniture moisture absorption and desorb through perfect oil paint coating still can not stop, just due to the iris action painting, make moisture absorption and desorb become relative slow, cause no longer so consumingly furniture size to change, cause structure and wood quality and face coat cracking.
Summary of the invention:
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of can stablizing to control solid wood average moisture content, and carry out spraying paint twice at the outer surface of whole solid wood, so that effectively prevent the processing method of the solid wood mildew-resistant of solid wood mildew-resistant.
In order to solve the problems of the technologies described above, the present invention has adopted following technical proposals: the processing method of this solid wood mildew-resistant comprises the following steps: the first step, dry: adopt steam to carry out heat drying to drying shed, temperature in drying shed is that 50 ℃, humidity are while being 40%, solid wood is delivered in drying shed and carries out the oven dry repeatedly of three days by a definite date, wherein, every eight hours, heighten 5 ℃ of temperature, and humidification once, heighten humidity 2% at every turn; When the temperature in drying shed is heightened most 85 ℃, humidity and heightened most 58 ℃, carry out five days by a definite date samming drying and processings; Solid wood is delivered to the dry processing of depositing for the treatment of of treating that stove room carries out seven days by a definite date again, wherein, treats that the temperature in stove room is 40 ℃, relative humidity is 27-32RH%; After processing, the average moisture content of solid wood is 8%-10%; Second step, constant temperature: the solid wood that drying is processed is delivered to thermostatic chamber and carries out constant temperature processing, in thermostatic chamber sealing and dry, indoor temperature is 22-29 ℃, the average moisture content that maintains solid wood under the environment that relative humidity is 40-55RH% is 8%-10%; The 3rd step, dehumidifier: the temperature that the mode by heating improves thermostatic chamber is to 33-37 ℃, and maybe can regulate and control dehumidifying equipment and carry out the dehumidifier of 48 hours by a definite date and process by closed, after processing, the average moisture content of solid wood is 7.5%, forms semi-finished product; The 4th step, application: first the whole outer surface of semi-finished product is polished by fine sand, then its whole outer surface is sprayed for the first time, form the ground floor coat of paint; After the ground floor coat of paint is dry, by fine sand, polish again, spray for the second time, make the whole outer surface of semi-finished product form the second layer coat of paint, finished product.
Furthermore, in technique scheme, in the first step, every eight hours humidifications once, each humidification time is two hours.
Furthermore, in technique scheme, in the first step, when solid wood is delivered to drying shed and stacks, solid wood laterally, longitudinally all have by flitch piece and separate, make and between solid wood, form interval.
Furthermore, in technique scheme, width and the thickness of described flitch piece are 20mm.
Furthermore, in technique scheme, in the first step, every eight hours, heighten 5 ℃ of temperature, be respectively 50 ℃, 55 ℃, 60 ℃, 65 ℃, 70 ℃, 75 ℃, 80 ℃, 85 ℃; Every eight hours, heighten humidity 2%, be respectively 40%, 42%, 44%, 46%, 48%, 50%, 52%, 54%.
Furthermore, in technique scheme, in the 3rd step, by the mode of heating, improve the temperature to 35 ℃ of thermostatic chamber.
Adopt after technique scheme, the present invention has following beneficial effect compared with prior art: the present invention is in drying course, 50 ℃ of low temperature are to 85 ℃ of high temperature drying and processing repeatedly, the average moisture content of solid wood is controlled to 8%～10%, maintenance dose reaches scientific and standard, and by solid wood, because excess moisture reason is swollen, the probability of distortion is down to minimum.In thermostatic process, the temperature in thermostatic chamber is under 22-29 ℃ of environment, and solid wood is carried out to thermostatic control, guarantees that solid wood is that under 22-29 ℃ of environment, to maintain average moisture content be 8%～10% in temperature.In dehumidifier process, the average moisture content of controlling solid wood is 7.5%.In coating process, first to polish, then spray, polish again, then spraying mode carry out application, make the whole outer surface of solid wood form the two-layer coat of paint, finished product, guarantees not reveal the part of a white wood, so that can stop the Signs of Mould that solid wood is mouldy and produce because of tide.
The specific embodiment:
Below in conjunction with specific embodiment, the present invention is further described.
A processing method for solid wood mildew-resistant, it comprises the following steps:
The first step, dries: adopt steam to carry out heat drying to drying shed, the temperature in drying shed is that 50 ℃, humidity are while being 40%, solid wood is delivered in drying shed and carries out the oven dry repeatedly of three days by a definite date, wherein, every eight hours, heighten 5 ℃ of temperature, heighten humidity 2%, and humidification once; When the temperature in drying shed is heightened most 85 ℃, humidity and heightened most 58 ℃, carry out five days by a definite date samming drying and processings; Solid wood is delivered to the dry processing of depositing for the treatment of of treating that stove room carries out seven days by a definite date again, wherein, treats that the temperature in stove room is 40 ℃, relative humidity is 27-32RH%; After processing, the average moisture content of solid wood is 8%-10%.Every eight hours, heighten 5 ℃ of temperature, be respectively 50 ℃, 55 ℃, 60 ℃, 65 ℃, 70 ℃, 75 ℃, 80 ℃, 85 ℃; Every eight hours, heighten humidity 2%, be respectively 40%, 42%, 44%, 46%, 48%, 50%, 52%, 54%.
Second step, constant temperature: the solid wood that drying is processed is delivered to thermostatic chamber and carries out constant temperature processing, in thermostatic chamber sealing and dry, indoor temperature is 22-29 ℃, the average moisture content that maintains solid wood under the environment that relative humidity is 40-55RH% is 8%-10%.
The 3rd step, dehumidifier: the temperature that the mode by heating improves thermostatic chamber is to 33-37 ℃, and maybe can regulate and control dehumidifying equipment and carry out the dehumidifier of 48 hours by a definite date and process by closed, after processing, the average moisture content of solid wood is 7.5%, forms semi-finished product; Preferably, by the mode of heating, improve the temperature to 35 ℃ of thermostatic chamber.
The 4th step, application: first the whole outer surface of semi-finished product is polished by fine sand, then its whole outer surface is sprayed for the first time, form the ground floor coat of paint; After the ground floor coat of paint is dry, by fine sand, polish again, spray for the second time, make the whole outer surface of semi-finished product form the second layer coat of paint, finished product.
In the above-mentioned first step, every eight hours humidifications once, each humidification time is two hours, can be interrupted humidification, can effectively prevent that the bad phenomenon such as cracking, distortion from appearring in solid wood, to guarantee the quality of solid wood in drying course.
In the above-mentioned first step, when solid wood is delivered to drying shed and stacks, solid wood laterally, longitudinally all have by flitch piece and separate, make between solid wood and form interval, wherein, width and the thickness of described flitch piece are 20mm, make between solid wood laterally, longitudinal interval 20mm mutually, so that guarantee that steam for heating can wear fork and control, solid wood is evenly dried, there is good drying effect.
The present invention is in drying course, and 50 ℃ of low temperature, to 85 ℃ of high temperature drying and processing repeatedly, are controlled at 8%～10% by the average moisture content of solid wood, and maintenance dose reaches scientific and standard, and by solid wood, because excess moisture reason is swollen, the probability of distortion is down to minimum.In thermostatic process, the temperature in thermostatic chamber is under 22-29 ℃ of environment, and solid wood is carried out to thermostatic control, guarantees that solid wood is that under 22-29 ℃ of environment, to maintain average moisture content be 8%～10% in temperature.In dehumidifier process, the average moisture content of controlling solid wood is 7.5%.In coating process, first to polish, then spray, polish again, then spraying mode carry out application, make the whole outer surface of solid wood form the two-layer coat of paint, finished product, guarantees not reveal the part of a white wood, so that can stop the Signs of Mould that solid wood is mouldy and produce because of tide.
Certainly, the foregoing is only specific embodiments of the invention, be not to limit the scope of the present invention, all according to equivalence variation or modification that described in the present patent application the scope of the claims, structure, feature and principle are done, all should be included in the present patent application the scope of the claims.
Claims (6)
1. a processing method for solid wood mildew-resistant, is characterized in that: comprise the following steps:
The first step, dries: adopt steam to carry out heat drying to drying shed, the temperature in drying shed is that 50 ℃, humidity are while being 40%, solid wood is delivered in drying shed and carries out the oven dry repeatedly of three days by a definite date, wherein, every eight hours, heighten 5 ℃ of temperature, and humidification once, heighten humidity 2% at every turn; When the temperature in drying shed is heightened most 85 ℃, humidity and heightened most 58%, carry out five days by a definite date samming drying and processings; Solid wood is delivered to the dry processing of depositing for the treatment of of treating that stove room carries out seven days by a definite date again, wherein, treats that the temperature in stove room is 40 ℃, relative humidity is 27-32RH%; After processing, the average moisture content of solid wood is 8%-10%;
Second step, constant temperature: the solid wood that drying is processed is delivered to thermostatic chamber and carries out constant temperature processing, in thermostatic chamber sealing and dry, indoor temperature is 22-29 ℃, the average moisture content that maintains solid wood under the environment that relative humidity is 40-55RH% is 8%-10%;
The 3rd step, dehumidifier: the temperature that the mode by heating improves thermostatic chamber is to 33-37 ℃, and maybe can regulate and control dehumidifying equipment and carry out the dehumidifier of 48 hours by a definite date and process by closed, after processing, the average moisture content of solid wood is 7.5%, forms semi-finished product;
The 4th step, application: first the whole outer surface of semi-finished product is polished by fine sand, then its whole outer surface is sprayed for the first time, form the ground floor coat of paint; After the ground floor coat of paint is dry, by fine sand, polish again, spray for the second time, make the whole outer surface of semi-finished product form the second layer coat of paint, finished product.
2. the processing method of a kind of solid wood mildew-resistant according to claim 1, is characterized in that: in the first step, every eight hours humidifications once, each humidification time is two hours.
3. the processing method of a kind of solid wood mildew-resistant according to claim 1, is characterized in that: in the first step, when solid wood is delivered to drying shed and stacks, solid wood laterally, longitudinally all have by flitch piece and separate, make and between solid wood, form interval.
4. the processing method of a kind of solid wood mildew-resistant according to claim 3, is characterized in that: width and the thickness of described flitch piece are 20mm.
5. the processing method of a kind of solid wood mildew-resistant according to claim 1, is characterized in that: in the first step, heighten 5 ℃ of temperature every eight hours, be respectively 50 ℃, 55 ℃, 60 ℃, 65 ℃, 70 ℃, 75 ℃, 80 ℃, 85 ℃; Every eight hours, heighten humidity 2%, be respectively 40%, 42%, 44%, 46%, 48%, 50%, 52%, 54%.
6. the processing method of a kind of solid wood mildew-resistant according to claim 1, is characterized in that: in the 3rd step, improve the temperature to 35 ℃ of thermostatic chamber by the mode of heating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310671490.3A CN103707375B (en) | 2013-12-10 | A kind of processing method of solid wood mildew-resistant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310671490.3A CN103707375B (en) | 2013-12-10 | A kind of processing method of solid wood mildew-resistant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103707375A true CN103707375A (en) | 2014-04-09 |
| CN103707375B CN103707375B (en) | 2016-11-30 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108381709A (en) * | 2018-03-01 | 2018-08-10 | 南京林业大学 | A kind of colouring method of solid wood |
| CN110434964A (en) * | 2019-08-01 | 2019-11-12 | 普洱林达木业有限责任公司 | A kind of mould proof treatment process of plank |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1313178A (en) * | 2001-03-20 | 2001-09-19 | 马世春 | Steam technology for drying wood |
| CN1815115A (en) * | 2006-03-13 | 2006-08-09 | 张云辉 | Wood rapid-drying method |
| CN101148054A (en) * | 2007-11-01 | 2008-03-26 | 东北林业大学 | Wood high-temperature high-pressure overheat steam drying method and its drying device |
| WO2010098698A2 (en) * | 2009-02-27 | 2010-09-02 | Закрытое Акционерное Общество "Твин Трейдинг Компани" | Method for drying wood and an apparatus for the implementation thereof |
| CN102514062A (en) * | 2011-12-31 | 2012-06-27 | 福建省莆田华闽实业有限公司 | Wood drying process and wood drying system |
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1313178A (en) * | 2001-03-20 | 2001-09-19 | 马世春 | Steam technology for drying wood |
| CN1815115A (en) * | 2006-03-13 | 2006-08-09 | 张云辉 | Wood rapid-drying method |
| CN101148054A (en) * | 2007-11-01 | 2008-03-26 | 东北林业大学 | Wood high-temperature high-pressure overheat steam drying method and its drying device |
| WO2010098698A2 (en) * | 2009-02-27 | 2010-09-02 | Закрытое Акционерное Общество "Твин Трейдинг Компани" | Method for drying wood and an apparatus for the implementation thereof |
| CN102514062A (en) * | 2011-12-31 | 2012-06-27 | 福建省莆田华闽实业有限公司 | Wood drying process and wood drying system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108381709A (en) * | 2018-03-01 | 2018-08-10 | 南京林业大学 | A kind of colouring method of solid wood |
| CN110434964A (en) * | 2019-08-01 | 2019-11-12 | 普洱林达木业有限责任公司 | A kind of mould proof treatment process of plank |
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