CN107830725A - A kind of furnace drying method of timber - Google Patents
A kind of furnace drying method of timber Download PDFInfo
- Publication number
- CN107830725A CN107830725A CN201711119432.4A CN201711119432A CN107830725A CN 107830725 A CN107830725 A CN 107830725A CN 201711119432 A CN201711119432 A CN 201711119432A CN 107830725 A CN107830725 A CN 107830725A
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- 238000001035 drying Methods 0.000 title claims abstract description 45
- 239000002023 wood Substances 0.000 claims abstract description 36
- 239000000463 material Substances 0.000 claims description 22
- 239000007921 spray Substances 0.000 claims description 21
- 238000009423 ventilation Methods 0.000 claims description 14
- 238000005507 spraying Methods 0.000 claims description 4
- 239000007799 cork Substances 0.000 claims description 3
- 239000011121 hardwood Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 19
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 206010013786 Dry skin Diseases 0.000 abstract description 2
- 239000007787 solid Substances 0.000 description 23
- 241001122767 Theaceae Species 0.000 description 17
- 239000011324 bead Substances 0.000 description 9
- 238000012545 processing Methods 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 239000004922 lacquer Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 210000000170 cell membrane Anatomy 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000036314 physical performance Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/08—Humidity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/10—Temperature; Pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B2210/00—Drying processes and machines for solid objects characterised by the specific requirements of the drying good
- F26B2210/16—Wood, e.g. lumber, timber
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
The invention belongs to stoving process field, and in particular to a kind of furnace drying method of timber, including following baking step：By timber wet plate, code air-dries pile in dry kiln, is passed through steam, by about 120 hour steam dryings, coordinates appropriate temperature, and again through hydrofuge after a while, the timber after being dried.The kiln dried wood water content obtained by the furnace drying method of timber provided by the present invention is only 10%~12%, and timber inherent strain is minimum, its service life length, resistance to drying, is unlikely to deform, can reach more than 7 times of common plate fitment.
Description
This case is the Application No. 2015109154457 using the applying date as 2015-12-10, and entitled " one kind is used for solid wood
The divisional application that the patent of invention of the furnace drying method of the timber of tea tray " is carried out for female case.
Technical field
The invention belongs to stoving process field, and in particular to a kind of furnace drying method of timber.
Background technology
Solid wood class furniture be made using solid sawn lumber or solid wood board as base material, surface through cover with paint, lacquer, colour wash, etc. processing furniture or
It is using after plates of solid wood or veneer (wood skin) veneer on such base material, then cover with paint, lacquer, colour wash, etc. the furniture of processing.Solid wood furniture has
There is the features such as natural, environmentally friendly, healthy, log color furniture is not only natural but also without chemical contamination, is not only the best of modern healthy life
Selection, also complies with the psychological needs that people from modern metropolitan cities advocates the Nature.In addition, solid wood furniture is during processing and fabricating, and
The furniture of those wood-based plates is compared, and glue consumption is relatively little of.Glue consumption number affect furniture the feature of environmental protection height.
But the most important shortcoming of solid wood furniture is exactly yielding to maintain more difficult, existing solid wood tea tray timber
Baking step is dealt with improperly, and obtained solid wood tea tray is excessively being dried with moist environment, and humiture change is excessive, easily opens
Split and deform, thus, the timber stoving step before solid wood tea tray machine-shaping is particularly important.
The content of the invention
The technical problems to be solved by the invention are：A kind of elimination wood internal stress is provided, when being used after timber processing not
The furnace drying method of cracking and deformation timber.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：A kind of wood for solid wood tea tray is provided
The furnace drying method of material, including following baking step：
Dry within first day：By timber wet plate, code air-dries pile in dry kiln, is passed through steam, kiln temperature is kept for 50 DEG C,
Humidity is maintained at 42%, sprays primary steam every 1 hour；Exhausting window is provided with the dry kiln；
Dry within second day：Kiln temperature is set to be kept for 60 DEG C, humidity is maintained at 50%, sprays primary steam every 2 hours；
Dry within 3rd day：Kiln temperature is set to be kept for 65 DEG C, humidity is maintained at 55%, sprays primary steam every 3 hours；
Dry within 4th day：Kiln temperature is set to be kept for 70 DEG C, humidity is maintained at 55%, sprays primary steam every 5 hours；
Dry within 5th day：Kiln temperature is set to be kept for 70 DEG C, humidity is maintained at 58%, sprays primary steam every 6 hours；
Dry within 6th day：Kiln temperature is set to be kept for 70 DEG C, humidity is maintained at 60%, no longer spraying steam, the sheet material allowed in kiln
Uniform pickup；
Dry within 7th day：Kiln temperature is set to be kept for 68 DEG C, humidity is maintained at 60%, and every 5 hours open exhausting window, allows wood
Moisture in front slowly ejects.
Dry within 8th day：Kiln temperature is set to be kept for 65 DEG C, humidity is maintained at 55%, and it is small to open exhausting window 1 every 3 hours
When, the moisture in kiln is discharged；
Dry within 9th day：Kiln temperature is set to be kept for 65 DEG C, humidity is maintained at 50%, and it is small to open exhausting window 2 every 2 hours
When；
Dry within tenth day：Kiln temperature is set to be kept for 63 DEG C, humidity is maintained at 43%, keeps exhausting window in ventilation state,
Moisture in kiln is all discharged；
Dry within 11st day：Kiln temperature is set to be kept for 65 DEG C, humidity is maintained at 37%, keeps exhausting window in ventilation state；
Dry within 12nd day：Kiln temperature is set to be kept for 58 DEG C, humidity is maintained at 30%, keeps exhausting window in ventilation state；
Dry within 13rd day：Kiln temperature is set to be kept for 55 DEG C, humidity is maintained at 25%, opens exhausting window, opens 3 hours, closes 1
Hour, circulated with this；
Fortnight is dried：Kiln temperature is set to be kept for 55 DEG C, humidity is maintained at 22%, opens exhausting window, opens 5 hours, closes 1
Hour, circulated with this；
Dry within 15th day：Kiln temperature is set to be kept for 50 DEG C, humidity is maintained at 18%, keeps exhausting window in ventilation state；
Then timber after must drying.
The beneficial effects of the present invention are：Obtained by the furnace drying method of the timber provided by the present invention for solid wood tea tray
To kiln dried wood water content be only 10%~12%, timber inherent strain is minimum, its service life length, resistance to drying, do not ftracture,
It is unlikely to deform, can reach more than 7 times of common plate fitment.The furnace drying method that the present invention uses is by about 120 hours
Steam drying, coordinate appropriate temperature, and thereby speed up the inherent strain for eliminating timber through hydrofuge after a while again,
So as to reach the high standard for the timber for making solid wood tea tray.
Embodiment
To describe the technology contents of the present invention, the objects and the effects in detail, it is explained below in conjunction with embodiment.
The design of most critical of the present invention is：The furnace drying method that the present invention uses is dried by about 120 hour steam
It is dry, coordinate appropriate temperature, then through hydrofuge after a while, the inherent strain for eliminating timber is thereby speeded up, so as to reach
Make the high standard of solid wood tea tray.
The present invention provides a kind of furnace drying method of timber for solid wood tea tray, including following baking step：
Dry within first day：By timber wet plate, code air-dries pile in dry kiln, is passed through steam, kiln temperature is kept for 50 DEG C,
Humidity is maintained at 42%, sprays primary steam every 1 hour；Exhausting window is provided with the dry kiln；
Dry within second day：Kiln temperature is set to be kept for 60 DEG C, humidity is maintained at 50%, sprays primary steam every 2 hours；
Dry within 3rd day：Kiln temperature is set to be kept for 65 DEG C, humidity is maintained at 55%, sprays primary steam every 3 hours；
Dry within 4th day：Kiln temperature is set to be kept for 70 DEG C, humidity is maintained at 55%, sprays primary steam every 5 hours；
Dry within 5th day：Kiln temperature is set to be kept for 70 DEG C, humidity is maintained at 58%, sprays primary steam every 6 hours；
Dry within 6th day：Kiln temperature is set to be kept for 70 DEG C, humidity is maintained at 60%, no longer spraying steam, the sheet material allowed in kiln
Uniform pickup；
Dry within 7th day：Kiln temperature is set to be kept for 68 DEG C, humidity is maintained at 60%, and every 5 hours open exhausting window, allows wood
Moisture in front slowly ejects.
Dry within 8th day：Kiln temperature is set to be kept for 65 DEG C, humidity is maintained at 55%, and it is small to open exhausting window 1 every 3 hours
When, the moisture in kiln is discharged；
Dry within 9th day：Kiln temperature is set to be kept for 65 DEG C, humidity is maintained at 50%, and it is small to open exhausting window 2 every 2 hours
When；
Dry within tenth day：Kiln temperature is set to be kept for 63 DEG C, humidity is maintained at 43%, keeps exhausting window in ventilation state,
Moisture in kiln is all discharged；
Dry within 11st day：Kiln temperature is set to be kept for 65 DEG C, humidity is maintained at 37%, keeps exhausting window in ventilation state；
Dry within 12nd day：Kiln temperature is set to be kept for 58 DEG C, humidity is maintained at 30%, keeps exhausting window in ventilation state；
Dry within 13rd day：Kiln temperature is set to be kept for 55 DEG C, humidity is maintained at 25%, opens exhausting window, opens 3 hours, closes 1
Hour, circulated with this；
Fortnight is dried：Kiln temperature is set to be kept for 55 DEG C, humidity is maintained at 22%, exhausting window is opened, is opened 5 hours, is closed
1 hour, circulated with this；
Dry within 15th day：Kiln temperature is set to be kept for 50 DEG C, humidity is maintained at 18%, keeps exhausting window in ventilation state；
Then timber after must drying.
Moisture in timber, mainly there is two kinds, is exactly Free water and absorption water respectively, and Free water is present in timber quality
In lumen in the big capillary system of composition.The increase and decrease of Free water only influences whether the weight of timber, but does not interfere with
To the property of timber in itself；Absorption water is present in the microcapillary system of cell membrane composition, the change of this absorption water, not only
It is only capable of influenceing the contraction and expansion of timber, can also influences the physical performance of timber.Baking step of the present invention is exactly mainly to reduce
Adhesive water, rather than the composition of Free water is reduced, so timber is just not easy cracking and deformation.
Preferably, in the furnace drying method of the above-mentioned timber for solid wood tea tray, " being passed through steam " in described first day
Steam in step reaches the steam being passed through when between 80 DEG C -90 DEG C for boiler temperature.
Preferably, in the furnace drying method of the above-mentioned timber for solid wood tea tray, " being passed through steam " in described first day
After step, blower fan is opened, the air allowed in dry kiln can be present uniformly throughout every nook and cranny, and making to dry kiln temperature also can be uniform.
Preferably, in the furnace drying method of the above-mentioned timber for solid wood tea tray, mass dryness fraction that the timber enters before dry kiln
For 28, the mass dryness fraction after drying goes out dry kiln is 12.
Preferably, in the furnace drying method of the above-mentioned timber for solid wood tea tray, timber is placed 5-10 days after the drying
It is processed again afterwards.The health of constant temperature is carried out after timber stoving processing to timber, ensures to make the not redeformation after tea tray.
Embodiment 1
A kind of furnace drying method of the timber for solid wood tea tray, including following baking step are provided：
First, first, to needing into kiln dried lumber, its quality inspection is confirmed by Quality People, in detail note
Record：The quality defects associated with dries quantity such as the ratio shared by moisture content, cracking (end check, table split, ring shake) and marrow core.
2nd, the inspection of kiln shell and equipment is dried.
Dry kiln is before the use, it is necessary to comprehensively careful inspection is carried out to its housing and equipment, to ensure drying process
Be normally carried out, particular exam content is as follows：
1st, gate, may be because of the production of the reasons such as deformation, burn into seal aging or pressing device failure after gate long-term use
Raw gas leakage, such as finds this kind of situation, answers on-call maintenance.
2nd, ground, neat and tidy should be kept by drying room floor, and debris should be cleaned in time after drying a cycle.
3rd, ventilating system, checks whether fastening bolt loosens, and whether blower fan operating is steady freely, between blade and wind-collecting cover
Gap it is whether uniform, motor and other position bearings whether there is abrasion, lubricating grease whether there is loss (answer regular grease up,
Import motor is according to specification), cable whether aging etc..
4th, heating system, lead to hot water after 15 minutes, check whether heater heating is uniform, and whole system has No leakage, follows
Ring pump whether normal work.
5th, humidity controlling system, check water spray spray orifice it is whether unimpeded uniformly, intake and exhaust switch heat, stop whether flexibility and reliability, close
It is whether tight after closing.
6th, instrument, checks whether the water in wet-and-dry-bulb thermometer tank cleans, and whether gauze is clean, moistening (in principle should
Changed once per the dried for a week phase), temperature sensor and moisture sensor and instrument are periodically proofreaded, checks its sensitivity and can
By property.
3rd, loading of kiln is stacked it should be noted that item.
Dress heap is simple and hard work in drying of wood production, is the important component of drying process, should note
The details of meaning have：
1st, the selection of parting bead：Sheet metal thickness is in below the 40mm parting bead with 25mm*25mm, more than thickness 50mm use
35mm*35mm parting bead.
2nd, the spacing distance of parting bead：The spacing distance of broadleaf parting bead is 15-18 times of sheet metal thickness, softwood parting bead
Spacing is 20-22 times of sheet metal thickness, for the sheet material that quality requirement is strict, can suitably reduce stiker spacing.
When the 3rd, arranging plate, parting bead should keep flushing with the both ends of sheet material, and upper and lower parting bead keeps vertical, to prevent sheet material end water
Point too fast to scatter and disappear, shrinking uneven causes end check.Upper and lower parting bead keeps vertical, is to prevent whether sheet material from bearing gravity balance, prevents
Only warpage.
4th, to the sheet material of different-thickness, it is same thickness sheet material to keep same aspect as far as possible when arranging plate, avoids different-thickness
Sheet material cause relatively thin sheet material to dry deformation in same aspect, while stabilization when ensureing stacking.
4th, item is should be noted that during loading of kiln.
1st, different tree species or same seeds different water cut, different-thickness, should try one's best and avoid in same kiln drying.
2nd, it should ensure that pile heap is steady during stacking, up and down vertically, prevent from tilting and collapsing.
3rd, adjacent pile heap should ensure that same aspect is straight, and circulating current can steadily pass through sheet material gap, beneficial to wet
Heat exchange.
4th, the instrument safety in kiln, collision free are should be noted that during stacking.
5th, the selection of moisture content measuring point, it must ensure that test plate (panel) can represent the moisture content of sheet material in whole kiln, typically with highest
Moisture content sheet material is test sheet material, is placed on apart from 1 meter or so of ground.
6th, according to the technical indicator of dry kiln, kiln space is rationally utilized to greatest extent, is ensured that wind speed is uniform in kiln, is flowed
Freely.
5th, the operation of stoving process performs.
1st, the adjustment of indoor temperature, air humidity, should refer to stoving process requirement, adjust opening for circulating pump and intake and exhaust window
Close and set, operating personnel should go to operate in strict accordance with the requirement of stoving process, tempestuously heating, cooling, can be in the inside of timber
Thermal stress is produced, serious meeting causes the bad phenomenons such as timber crack, deformation.
2nd, it should check whether boiler pressure, temperature, ventilating draught fan, circulating pump run well at any time, whether wet bulb tank adds
Full, whether electric control system indicator lamp is normal.If there is abnormal conditions immediately to report, repair, in order to avoid cause damage.
3rd, operating personnel must record real-time indoor wet and dry bulb temperature and moisture content data truly, be the adjustment of stoving process
True and reliable foundation is provided.
4th, check and all go well, after kiln installs, first turn on heater switch, then wait boiler temperature to reach 80 DEG C -90 DEG C
Between when, be then turned on steam, temperature be transferred to 50 DEG C, opens blower fan, allows the air of interior to be present uniformly throughout every nook and cranny, makes
Indoor temperature also can be uniform.A water is sprayed every 1 hour afterwards, steam moisture is maintained at 42%.
Second day, kiln temperature is transferred to 60 DEG C, humidity is maintained at 50%, and every 2 hours spray primary steam；
3rd day, temperature is transferred to 65 DEG C, humidity is maintained at 55%, and every 3 hours spray primary steam；
4th day, kiln temperature is transferred to 70 DEG C, humidity is maintained at 55%, and every 5 hours spray primary steam；
5th day, kiln temperature is transferred to 70 DEG C, humidity is maintained at 58%, and every 6 hours spray primary steam；
6th day, kiln temperature is transferred to 70 DEG C, humidity is maintained at 60%, no longer spraying steam, and the sheet material allowed in kiln is uniform
Absorb；
7th day, temperature is transferred to 68 DEG C, the temperature of water heater reaches 90 DEG C -100 DEG C, and humidity is maintained at 60%, every 5
Hour opens exhausting window, and the moisture allowed in wood slowly ejects；
8th day, kiln temperature is transferred to 65 DEG C and opens exhausting window 1 hour every 3 hours, the moisture in kiln is discharged
Go, humidity is maintained at 55%；
9th day, kiln temperature is controlled at 65 DEG C, humidity is maintained at 50%, and exhausting window was opened 2 hours every 2 hours；
Tenth day, kiln temperature is transferred to 63 DEG C, humidity is maintained at 43%, opens exhausting window, and the moisture in kiln is whole
Discharge；
11st day, kiln temperature is transferred to 60 DEG C, humidity is maintained at 37%, keeps exhausting window in ventilation state；
12nd day, kiln temperature is transferred to 58 DEG C, humidity is maintained at 30%, keeps exhausting window in ventilation state；
13rd day, kiln temperature is transferred to 55 DEG C, humidity is maintained at 25%, opens exhausting window, opens 3 hours, and it is small to close 1
When, circulated with this；
Fortnight, kiln temperature is transferred to 55 DEG C, humidity is maintained at 22%, opens exhausting window, opens 5 hours, and it is small to close 1
When, circulated with this；
15th day, kiln temperature is transferred to 50 DEG C, humidity is maintained at 18%, and water heater temperature is dropped to 70 DEG C -80
DEG C, generally, cork fixation 5-7 days, hardwood fixation 7-10 days, the timber mass dryness fraction in kiln is probably at 10 DEG C or so.
The drying material of firm kiln discharge, answers abundant fixation, so that uneven moisture content fully spreads, stress further eliminates.
Because the wood internal stress of firm kiln discharge is still remaining, if direct plungeing into processing, difficulty of processing can be increased.Meanwhile product can be made
The risk of potential deformation be present.Generally, cork is placed 5-7 days, and hardwood can be processed after placing 7-10 days.
In summary, the kiln dried wood water content obtained provided by the present invention for the furnace drying method of the timber of solid wood tea tray
Only 10%~12%, timber inherent strain is minimum, its service life length, resistance to drying, does not ftracture, is unlikely to deform, can reach general
More than 7 times of logical plate fitment.The furnace drying method that the present invention uses is by about 120 hour steam dryings, and it is appropriate to coordinate
Temperature, and the hydrofuge of a period of time thereby speeds up the inherent strain for eliminating timber, so as to reach the height for making solid wood tea tray
Standard.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalents that bright description is made, or the technical field of correlation is directly or indirectly used in, similarly it is included in this hair
In bright scope of patent protection.
Claims (4)
1. a kind of furnace drying method of timber, it is characterised in that including following baking step：
Dry within first day：Timber is fitted into dry kiln, is passed through steam, kiln temperature is kept for 50 DEG C, humidity is maintained at 42%,
Primary steam is sprayed every 1 hour；Exhausting window is provided with the dry kiln；
Dry within second day：Kiln temperature is set to be kept for 60 DEG C, humidity is maintained at 50%, sprays primary steam every 2 hours；
Dry within 3rd day：Kiln temperature is set to be kept for 65 DEG C, humidity is maintained at 55%, sprays primary steam every 3 hours；
Dry within 4th day：Kiln temperature is set to be kept for 70 DEG C, humidity is maintained at 55%, sprays primary steam every 5 hours；
Dry within 5th day：Kiln temperature is set to be kept for 70 DEG C, humidity is maintained at 58%, sprays primary steam every 6 hours；
Dry within 6th day：Kiln temperature is set to be kept for 70 DEG C, humidity is maintained at 60%, no longer spraying steam, and the sheet material allowed in kiln is uniform
Absorb；
Dry within 7th day：Kiln temperature is set to be kept for 68 DEG C, humidity is maintained at 60%, and every 5 hours open exhausting window, allows in wood
Moisture slowly eject；
Dry within 8th day：Kiln temperature is set to be kept for 65 DEG C, humidity is maintained at 55%, and exhausting window is opened 1 hour every 3 hours,
Moisture in kiln is discharged；
Dry within 9th day：Kiln temperature is set to be kept for 65 DEG C, humidity is maintained at 50%, and exhausting window was opened 2 hours every 2 hours；
Dry within tenth day：Kiln temperature is set to be kept for 63 DEG C, humidity is maintained at 43%, exhausting window is kept in ventilation state, in kiln
Moisture all discharge；
Dry within 11st day：Kiln temperature is set to be kept for 65 DEG C, humidity is maintained at 37%, keeps exhausting window in ventilation state；
Dry within 12nd day：Kiln temperature is set to be kept for 58 DEG C, humidity is maintained at 30%, keeps exhausting window in ventilation state；
Dry within 13rd day：Kiln temperature is set to be kept for 55 DEG C, humidity is maintained at 25%, opens exhausting window, opens 3 hours, and it is small to close 1
When, circulated with this；
Fortnight is dried：Kiln temperature is set to be kept for 55 DEG C, humidity is maintained at 22%, opens exhausting window, opens 5 hours, and it is small to close 1
When, circulated with this；
Dry within 15th day：Kiln temperature is set to be kept for 50 DEG C, humidity is maintained at 18%, keeps exhausting window in ventilation state；Then
Timber after must drying.
2. the furnace drying method of timber according to claim 1, it is characterised in that step " drying for first day " is specially：
By timber wet plate, code air-dries pile in dry kiln, is passed through steam, after kiln installs, first turns on heater switch, then waits pot
Furnace temperature reach 80 DEG C -90 DEG C between when, be then turned on steam, make kiln temperature keep 50 DEG C, humidity is maintained at 42%, every 1
Individual hour sprays primary steam；Exhausting window is provided with the dry kiln；Blower fan is opened, the air allowed in dry kiln can be present uniformly throughout
Every nook and cranny, making to dry kiln temperature also can be uniform.
3. the furnace drying method of timber according to claim 1, it is characterised in that the material of timber is cork after the drying
If place 5-7 days after can be processed, after the drying material of timber be hardwood if place 7-10 days after can be added
Work.
4. the furnace drying method of timber according to claim 1, it is characterised in that the mass dryness fraction that the timber enters before dry kiln is
28, the mass dryness fraction of the kiln dried wood obtained after drying goes out dry kiln is 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711119432.4A CN107830725B (en) | 2015-12-10 | 2015-12-10 | A kind of furnace drying method of timber |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510915445.7A CN105387711B (en) | 2015-12-10 | 2015-12-10 | A kind of furnace drying method of timber for solid wood tea tray |
| CN201711119432.4A CN107830725B (en) | 2015-12-10 | 2015-12-10 | A kind of furnace drying method of timber |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510915445.7A Division CN105387711B (en) | 2015-12-10 | 2015-12-10 | A kind of furnace drying method of timber for solid wood tea tray |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107830725A true CN107830725A (en) | 2018-03-23 |
| CN107830725B CN107830725B (en) | 2019-06-11 |
Family
ID=55420276
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510915445.7A Active CN105387711B (en) | 2015-12-10 | 2015-12-10 | A kind of furnace drying method of timber for solid wood tea tray |
| CN201711119432.4A Active CN107830725B (en) | 2015-12-10 | 2015-12-10 | A kind of furnace drying method of timber |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510915445.7A Active CN105387711B (en) | 2015-12-10 | 2015-12-10 | A kind of furnace drying method of timber for solid wood tea tray |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109332121A (en) * | 2018-10-23 | 2019-02-15 | 福建宝寨木业有限公司 | A kind of furnace drying method of timber |
| CN110173964A (en) * | 2019-05-23 | 2019-08-27 | 安徽繁盛木业包装有限公司 | A kind of lumber kiln |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107166877B (en) * | 2017-05-15 | 2019-09-06 | 南宁市邦得力木业有限责任公司 | One kind steaming heating, drying method for plate |
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| JPH10160349A (en) * | 1996-11-28 | 1998-06-19 | Kansai Electric Power Co Inc:The | Timber dryer, timber drying method and electrode for drying timber |
| KR20130054833A (en) * | 2011-11-17 | 2013-05-27 | 문중묵 | Apparatus for drying and high heat-treating wood |
| CN103206837A (en) * | 2013-03-27 | 2013-07-17 | 天津福通木业有限公司 | Wood drying method for solid wood furniture |
| CN103791701A (en) * | 2012-10-31 | 2014-05-14 | 杜慕楠 | Quick soft timber drying kiln and drying method thereof |
| CN104251601A (en) * | 2013-06-28 | 2014-12-31 | 天津市凯馨木业有限公司 | Drying treatment method for Chinese oak |
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| CN101561216B (en) * | 2009-05-25 | 2012-09-05 | 周玉成 | Method and system for drying wood |
| CN103017485B (en) * | 2011-09-24 | 2016-11-02 | 潘成锋 | A kind of timber hot and humid rapid draing process |
| CN103171009B (en) * | 2013-03-21 | 2015-12-23 | 广西生态工程职业技术学院 | Eucalyptus Wood floor drying method |
| CN203310211U (en) * | 2013-06-08 | 2013-11-27 | 哈尔滨华意木材干燥设备有限公司 | Energy-saving type numerical control timber drying equipment |
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| JPH10160349A (en) * | 1996-11-28 | 1998-06-19 | Kansai Electric Power Co Inc:The | Timber dryer, timber drying method and electrode for drying timber |
| KR20130054833A (en) * | 2011-11-17 | 2013-05-27 | 문중묵 | Apparatus for drying and high heat-treating wood |
| CN103791701A (en) * | 2012-10-31 | 2014-05-14 | 杜慕楠 | Quick soft timber drying kiln and drying method thereof |
| CN103206837A (en) * | 2013-03-27 | 2013-07-17 | 天津福通木业有限公司 | Wood drying method for solid wood furniture |
| CN104251601A (en) * | 2013-06-28 | 2014-12-31 | 天津市凯馨木业有限公司 | Drying treatment method for Chinese oak |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109332121A (en) * | 2018-10-23 | 2019-02-15 | 福建宝寨木业有限公司 | A kind of furnace drying method of timber |
| CN110173964A (en) * | 2019-05-23 | 2019-08-27 | 安徽繁盛木业包装有限公司 | A kind of lumber kiln |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105387711A (en) | 2016-03-09 |
| CN107830725B (en) | 2019-06-11 |
| CN105387711B (en) | 2017-11-10 |
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Denomination of invention: A Drying Method for Wood Effective date of registration: 20230414 Granted publication date: 20190611 Pledgee: Songxi County sub branch of China Post Savings Bank Co.,Ltd. Pledgor: FUJIAN HUITONG CRAFTS Co.,Ltd. Registration number: Y2023350000116 |
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