CN103206837A - Wood drying method for solid wood furniture - Google Patents

Wood drying method for solid wood furniture Download PDF

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Publication number
CN103206837A
CN103206837A CN 201310102656 CN201310102656A CN103206837A CN 103206837 A CN103206837 A CN 103206837A CN 201310102656 CN201310102656 CN 201310102656 CN 201310102656 A CN201310102656 A CN 201310102656A CN 103206837 A CN103206837 A CN 103206837A
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kiln
hours
timber
drying
temperature
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CN 201310102656
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赵维强
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TIANJIN FUTONG WOOD CO Ltd
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TIANJIN FUTONG WOOD CO Ltd
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Priority to CN 201310102656 priority Critical patent/CN103206837A/en
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  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

The invention relates to a wood drying method for solid wood furniture. The method comprises the steps of stacking drying piles of wet wood plates in a drying kiln, performing warming and humidifying drying processing for five times, performing maintenance for 48 h after kiln stopping, and obtaining finished products. The moisture content of dried wood plates obtained through the drying method is merely 8%-10%, inherent strain of wood is extremely small, and the dried wood plates are long in service lives and moisture-resistant, cannot deform easily and can be over five times as strong as ordinary plate type furniture in deformation resistance. According to the drying method, the wood undergoes about 240-hour steam drying and undergoes humidifying processing for four times, and temperature of the wood is improved step by step, so that elimination of the inherent strain and nature of the wood is accelerated, and high standard for manufacturing the furniture is met.

Description

A kind of timber stoving method for solid wood furniture
Technical field
The invention belongs to the stoving process field, especially a kind of timber stoving method for solid wood furniture.
Background technology
Solid wood class furniture is base material making, surperficial through the furniture of covering with paint processing or after this type of base material adopts plates of solid wood or veneer (wooden skin) veneer with solid wood sawn timber or solid wood board, covers with paint, lacquer, colour wash, etc. the furniture of processing again.The timber that solid wood furniture commonly used adopts comprises Mahogany, teak, redwood, juglans mandshurica wood, Calophyllum, Manchurian ash, northeast elm, Liu An, camphorwood, linden, birch, look wood, beech, cherry, red sandalwood, cypress, Chinese yew, Korean pine, toothed oak wood, yellow pineapple, Juglans mandshurica, Schima superba, rosewood, China tree, toon, wild jujube etc.
Characteristics such as that solid wood furniture has is natural, environmental protection, health, log look furniture not only natural, but also do not have chemical contamination, be not only the preferably selection of modern healthy living, also meet the psychological needs that the modern metropolitan cities people advocates the Nature.In addition, solid wood furniture is compared with the furniture of those wood-based plates in the process of processing and fabricating, and glue consumption is quite few.The feature of environmental protection height that how much affects furniture of glue consumption.
But the topmost shortcoming of solid wood furniture is exactly yielding, and maintenance is got up difficult, and such as not allowing the sunlight direct irradiation, it is cold overheated to cross, and too dry and moist environment all is not suitable for solid wood furniture; If do not note in use, it is excessive that frequent switch air-conditioning causes humiture to change, and thus, the timber stoving step before solid wood furniture machine-shaping seems particularly important.
By retrieval, find the patent documentations that some pieces of writing is relevant with teachings herein, wherein, publication number is that the Chinese patent of 102463612A discloses a kind of Wood heat treatment method, it is characterized in that it may further comprise the steps: A, at wood surface coating wood chip; B, the timber that will scribble wood chip are stacked in the carbonization kiln; C, close wicket, slowly be warming up to 75 ℃, keep temperature, until timber stoving; D, heat up kiln temperature to 150 ℃ rapidly keep temperature, until the whole carbonizations blackout of the wood chip layer that applies; E, stop heat supply, when naturally cooling to below 40 ℃ in the kiln, the timber kiln discharge is put in storage.The present invention is a kind of heat treatment method that is easy to control, and can carry out even carbonization to timber, to reach wood preservation, insect protected, distortion-free effect.
Publication number is that the Chinese patent of 102172934A discloses a kind of timber drying means that circles round, and may further comprise the steps: earlier that the timber stacking is air-dry to moisture content about 30%; Timber stacking after air-dry is displayed in lumber kiln, handled and repeatedly balance damping and the processing of circling round through intensification humidification, heat and moisture preserving, drying and dehydrating, end of a period after the preheating.Its key is to keep kiln inner drying medium to form the eddy current that circles round, and moisture content is not to settle at one go but keeps Clothoid type decline yet.
Publication number is that the Chinese patent of 102032760A discloses a kind of timber stoving method, and it may further comprise the steps: 1) preparation one can be held the casing of many timber; 2) microwave drying system is set, is used for producing the microwave radiation electromagnetic field that can penetrate timber inside, the hydrone in electromagnetic field and the timber interacts and produces heat, causes timber moisture to evaporate rapidly and generation steam, reaches the effect of finish-drying.
Through contrast, above-mentioned patent documentation and teachings herein have more different.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art part, a kind of timber stoving method that is used for solid wood furniture of accelerating to eliminate inherent strain and the wood of timber is provided.
The present invention solves its technical problem and takes following technical scheme to realize:
A kind of timber stoving method for solid wood furniture, its baking step is:
⑴ first drying is handled: with timber wet plate air-dry buttress of sign indicating number in drying kiln, kiln temperature is increased to 65 ℃, humidity remains on 62% ~ 65% in the kiln, after 3 hours, regulates kiln temperature to 55 ℃, humidity remains on more than 45% in the kiln, after 2 hours, hydrofuge is regulated below the interior humidity to 48% of kiln, remained under the room temperature 30 ~ 50 hours, and carried out secondary drying and handle;
⑵ secondary drying is handled: kiln temperature is increased to 65 ℃, humidity remains on 61% ~ 63% in the kiln, after 5 hours, regulate kiln temperature to 58 ℃, humidity remains on more than 45% in the kiln, after 2 hours, hydrofuge, regulate below the interior humidity to 48% of kiln, remained under the room temperature 50 hours, carry out three oven dry and handle;
⑶ three oven dry are handled: kiln temperature is increased to 65 ℃, humidity remains on 61% ~ 63% in the kiln, after 5 hours, regulate kiln temperature to 58 ℃, humidity remains on more than 43% in the kiln, after 2 hours, hydrofuge, regulate below the interior humidity to 45% of kiln, remained under the room temperature 50 ~ 70 hours, carry out four oven dry and handle;
⑷ four oven dry are handled: kiln temperature is increased to 63 ℃, and humidity remains on 43% ~ 45% in the kiln, remains on 30 ~ 40 hours, finally dries processing;
⑸ finally dry processing: kiln temperature is reduced to 0 ℃, and humidity remains on 54% ~ 56% in the kiln, and after 3 hours, kiln temperature remains on 0 ℃, humidity regulation to 0% in the kiln, and after 2 hours, hydrofuge, kiln temperature remain on 0 ℃, and humidity remains on 0% in the kiln, stops kiln;
⑹ health: after stopping kiln, timber was at room temperature kept 2 days, detect water content, get product.
And described drying kiln has moistureproof window.
And step ⑴ realizes by opening described moistureproof window to the hydrofuge described in the step ⑸.
And the air-dry buttress of described timber wet plate is to place 22 ~ 26 layers of timber wet plate in kiln, keeps certain slit between the interior adjacent wet plate of drying kiln.
And described is that 2000mm---4000mm, width are that 60mm, thickness are 25mm with every timber wet plate length.
Advantage of the present invention and good effect are:
1, the oven dry plank water content that obtains by furnace drying method provided by the present invention only is 8% ~ 10%, and the timber inherent strain is minimum, and its long service life is moisture resistance, and is not yielding, can reach more than 5 times of common plate fitment.
2, the furnace drying method that adopts of the present invention is through about 240 hours steam dryings, adding wet process and progressively improve temperature through four times, accelerates thus to have eliminated inherent strain and the wood of timber, thereby reaches the high standard of making furniture.
3, the furnace drying method of the present invention's employing by the air-dry buttress of its equal length sign indicating number (24 layers every), is conducive to the furnace air circulation with wet plate, accelerates hydrofuge.
4, the present invention heats at humidification repeatedly and timber is carried out 48 hours health of constant temperature after handling, and guarantees the not redeformation behind the making furniture.
The specific embodiment
The invention will be further described below by specific embodiment, and following examples are descriptive, is not determinate, can not limit protection scope of the present invention with this.
Drying kiln related among the present invention is equipped with moistureproof window, can regulate humidity in the drying kiln by the open and close of this moistureproof window.
Embodiment 1
A kind of timber stoving method for solid wood furniture, present embodiment are example with the birch, and it is that 2000mm---4000mm, width are that 60mm, thickness are the wet plate (being the log plank) of 25mm that birch is made polylith length, and its baking step is:
⑴ first drying is handled: with birch wet plate air-dry buttress of sign indicating number in drying kiln, close moistureproof window, kiln temperature is increased to 65 ℃, and humidity remains on 62% ~ 65% in the kiln, after 3 hours, regulate kiln temperature to 55 ℃, humidity remains on more than 45% in the kiln, after 2 hours, open moistureproof window, regulate below the interior humidity to 48% of kiln, remained under the room temperature 30 ~ 50 hours, carry out secondary drying and handle;
⑵ secondary drying is handled: close moistureproof window, kiln temperature is increased to 65 ℃, humidity remains on 61% ~ 63% in the kiln, after 5 hours, regulates kiln temperature to 58 ℃, humidity remains on more than 45% in the kiln, after 2 hours, open moistureproof window, regulate below the interior humidity to 48% of kiln, remained under the room temperature 50 hours, and carried out three oven dry and handle;
⑶ three oven dry are handled: close moistureproof window, kiln temperature is increased to 65 ℃, humidity remains on 61% ~ 63% in the kiln, after 5 hours, regulates kiln temperature to 58 ℃, humidity remains on more than 43% in the kiln, after 2 hours, open moistureproof window, regulate below the interior humidity to 45% of kiln, remained under the room temperature 50 ~ 70 hours, and carried out four oven dry and handle;
⑷ four oven dry are handled: close moistureproof window, kiln temperature is increased to 63 ℃, humidity remains on 43% ~ 45% in the kiln, remains on 30 ~ 40 hours, finally dries processing;
⑸ finally dry processing: close moistureproof window, kiln temperature is reduced to 0 ℃, humidity remains on 54% ~ 56% in the kiln, after 3 hours, kiln temperature remains on 0 ℃, and humidity regulation to 0% in the kiln is after 2 hours, open moistureproof window, kiln temperature remains on 0 ℃, and humidity remains on 0% in the kiln, stops kiln, thereby accelerate to eliminate inherent strain and the wood of timber, reach the standard of making furniture;
⑹ health: after stopping kiln, timber was at room temperature kept 2 days, thus the not redeformation behind the assurance making furniture.
After testing, the birch timber water content after the health is 8%-10%.
The air-dry buttress of above-mentioned birch timber is to place 24 layers of birch plank in kiln, keeps certain slit between the interior adjacent sheet material of drying kiln, is conducive to the furnace air circulation, accelerates hydrofuge.
Embodiment 2
A kind of timber stoving method for solid wood furniture, present embodiment is example with toothed oak wood, is that 2000mm---4000mm, width are that 60mm, thickness are the wet plate of 25mm with the wooden one-tenth polylith of toothed oak length, its baking step is:
⑴ first drying is handled: with toothed oak wood wet plate air-dry buttress of sign indicating number in drying kiln, close moistureproof window, kiln temperature is increased to 65 ℃, and humidity remains on 62% ~ 64% in the kiln, after 3 hours, regulate kiln temperature to 55 ℃, humidity remains on more than 45% in the kiln, after 2 hours, open moistureproof window, regulate below the interior humidity to 48% of kiln, remained under the room temperature 30 ~ 50 hours, carry out secondary drying and handle;
⑵ secondary drying is handled: close moistureproof window, kiln temperature is increased to 65 ℃, humidity remains on 62% ~ 64% in the kiln, after 5 hours, regulates kiln temperature to 58 ℃, humidity remains on more than 45% in the kiln, after 2 hours, open moistureproof window, regulate below the interior humidity to 48% of kiln, remained under the room temperature 50 hours, and carried out three oven dry and handle;
⑶ three oven dry are handled: close moistureproof window, kiln temperature is increased to 65 ℃, humidity remains on 62% ~ 64% in the kiln, after 5 hours, regulates kiln temperature to 60 ℃, humidity remains on more than 45% in the kiln, after 2 hours, open moistureproof window, regulate below the interior humidity to 48% of kiln, remained under the room temperature 50 ~ 70 hours, and carried out four oven dry and handle;
⑷ four oven dry are handled: close moistureproof window, kiln temperature is increased to 65 ℃, and humidity remains on 62% ~ 64% in the kiln, after 5 hours, regulate kiln temperature to 63 ℃, humidity remains on more than 43% in the kiln, after 2 hours, opens moistureproof window, regulate below the interior humidity to 45% of kiln, remained under the room temperature 30 ~ 40 hours, keeping 24 hours, the mensuration of carrying out the timber water content is finally dried processing;
⑸ finally dry processing: close moistureproof window, kiln temperature is reduced to 0 ℃, humidity remains on 54% ~ 56% in the kiln, after 3 hours, kiln temperature remains on 0 ℃, and humidity regulation to 0% in the kiln is after 2 hours, open moistureproof window, kiln temperature remains on 0 ℃, and humidity remains on 0% in the kiln, stops kiln, thereby accelerate to eliminate inherent strain and the wood of timber, reach the standard of making furniture;
⑹ health: after stopping kiln, timber was at room temperature kept 2 days, thus the not redeformation behind the assurance making furniture.
After testing, the wood of the toothed oak after health timber water content is 8%-10%.
The air-dry buttress of above-mentioned toothed oak wood timber is to place 24 layers of birch plank in kiln, keeps certain slit between the interior adjacent sheet material of drying kiln, is conducive to the furnace air circulation, accelerates hydrofuge.
Among the present invention, the measuring method of the timber water content after the health is:
Four direction takes out 20 test boards respectively in the drying kiln, measures moisture content and carries out record with electronic gauge in operation room, measures to calculate mean value again after finishing, and it is qualified that the timber water content is between 8%--10%.

Claims (5)

1. timber stoving method that is used for solid wood furniture, it is characterized in that: its baking step is:
⑴ first drying is handled: with timber wet plate air-dry buttress of sign indicating number in drying kiln, kiln temperature is increased to 65 ℃, humidity remains on 62% ~ 65% in the kiln, after 3 hours, regulates kiln temperature to 55 ℃, humidity remains on more than 45% in the kiln, after 2 hours, hydrofuge is regulated below the interior humidity to 48% of kiln, remained under the room temperature 30 ~ 50 hours, and carried out secondary drying and handle;
⑵ secondary drying is handled: kiln temperature is increased to 65 ℃, humidity remains on 61% ~ 63% in the kiln, after 5 hours, regulate kiln temperature to 58 ℃, humidity remains on more than 45% in the kiln, after 2 hours, hydrofuge, regulate below the interior humidity to 48% of kiln, remained under the room temperature 50 hours, carry out three oven dry and handle;
⑶ three oven dry are handled: kiln temperature is increased to 65 ℃, humidity remains on 61% ~ 63% in the kiln, after 5 hours, regulate kiln temperature to 58 ℃, humidity remains on more than 43% in the kiln, after 2 hours, hydrofuge, regulate below the interior humidity to 45% of kiln, remained under the room temperature 50 ~ 70 hours, carry out four oven dry and handle;
⑷ four oven dry are handled: kiln temperature is increased to 63 ℃, and humidity remains on 43% ~ 45% in the kiln, remains on 30 ~ 40 hours, finally dries processing;
⑸ finally dry processing: kiln temperature is reduced to 0 ℃, and humidity remains on 54% ~ 56% in the kiln, and after 3 hours, kiln temperature remains on 0 ℃, humidity regulation to 0% in the kiln, and after 2 hours, hydrofuge, kiln temperature remain on 0 ℃, and humidity remains on 0% in the kiln, stops kiln;
⑹ health: after stopping kiln, timber was at room temperature kept 2 days, detect water content, get product.
2. the timber stoving method for solid wood furniture according to claim 1, it is characterized in that: described drying kiln has moistureproof window.
3. the timber stoving method for solid wood furniture according to claim 2 is characterized in that: step ⑴ realizes by opening described moistureproof window to the hydrofuge described in the step ⑸.
4. the timber stoving method for solid wood furniture according to claim 2, it is characterized in that: the air-dry buttress of described timber wet plate is to place 22 ~ 26 layers of timber wet plate in kiln, keeps certain slit between the adjacent wet plate in the drying kiln.
5. the timber stoving method for solid wood furniture according to claim 4, it is characterized in that: described is that 2000mm---4000mm, width are that 60mm, thickness are 25mm with every timber wet plate length.
CN 201310102656 2013-03-27 2013-03-27 Wood drying method for solid wood furniture Pending CN103206837A (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104107776A (en) * 2014-07-13 2014-10-22 阜南县方柳工艺品有限公司 Elephant fountain with many functions
CN105043015A (en) * 2015-05-29 2015-11-11 柳州市东汇木业有限公司 Drying method of eucalyptus core for manufacturing decorative plate
CN105674699A (en) * 2016-02-02 2016-06-15 安徽恒昊科技有限公司 Technological method for rapid high-humidity drying and sterilization
CN106091587A (en) * 2016-06-15 2016-11-09 梁文鹏 A kind of expanding agent processed for the drying of wood and the drying means of timber
CN107830725A (en) * 2015-12-10 2018-03-23 福建省慧通工艺品有限公司 A kind of furnace drying method of timber
CN109667417A (en) * 2018-12-26 2019-04-23 谢世琴 A kind of manufacture craft of light construction template
CN109808012A (en) * 2019-01-31 2019-05-28 王亚辉 A kind of rare dam area larchwood furnace drying method of plug
CN113653433A (en) * 2021-06-01 2021-11-16 广东玛格家居有限公司 Door core structure and manufacturing method
CN115289784A (en) * 2022-08-02 2022-11-04 安徽九洲华隆实木家俬有限公司 Solid wood furniture drying method

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104107776A (en) * 2014-07-13 2014-10-22 阜南县方柳工艺品有限公司 Elephant fountain with many functions
CN105043015A (en) * 2015-05-29 2015-11-11 柳州市东汇木业有限公司 Drying method of eucalyptus core for manufacturing decorative plate
CN107830725A (en) * 2015-12-10 2018-03-23 福建省慧通工艺品有限公司 A kind of furnace drying method of timber
CN107830725B (en) * 2015-12-10 2019-06-11 福建省慧通工艺品有限公司 A kind of furnace drying method of timber
CN105674699A (en) * 2016-02-02 2016-06-15 安徽恒昊科技有限公司 Technological method for rapid high-humidity drying and sterilization
CN105674699B (en) * 2016-02-02 2018-04-20 安徽恒昊科技有限公司 A kind of process of quick high humidity dry sterilization
CN106091587A (en) * 2016-06-15 2016-11-09 梁文鹏 A kind of expanding agent processed for the drying of wood and the drying means of timber
CN109667417A (en) * 2018-12-26 2019-04-23 谢世琴 A kind of manufacture craft of light construction template
CN109808012A (en) * 2019-01-31 2019-05-28 王亚辉 A kind of rare dam area larchwood furnace drying method of plug
CN109808012B (en) * 2019-01-31 2020-06-16 王亚辉 Drying method for larch wood in sahenna dam area
CN113653433A (en) * 2021-06-01 2021-11-16 广东玛格家居有限公司 Door core structure and manufacturing method
CN115289784A (en) * 2022-08-02 2022-11-04 安徽九洲华隆实木家俬有限公司 Solid wood furniture drying method

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Application publication date: 20130717