CN101913181A - Wood working process - Google Patents
Wood working process Download PDFInfo
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- CN101913181A CN101913181A CN2010102522760A CN201010252276A CN101913181A CN 101913181 A CN101913181 A CN 101913181A CN 2010102522760 A CN2010102522760 A CN 2010102522760A CN 201010252276 A CN201010252276 A CN 201010252276A CN 101913181 A CN101913181 A CN 101913181A
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- square stock
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- mixed liquor
- lacquer
- mixed solution
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Abstract
The invention provides a wood working process, which comprises the following steps of: the preparation of first mixed solution; the preparation of second mixed solution; square stock impregnation, namely, impregnating a square stock into the first mixed solution to make the square stock absorb the first mixed solution until reaching a completely saturated state, and placing the square stock impregnated in the first mixed solution into the second mixed solution for impregnation to make spaces among wood cells of the square stock absorb the mixed solution until the mass ratio of furfural to the wood is 0.3-0.5:1; hot-pressing, namely, performing hot-pressing on the impregnated square stock; cutting, namely, cutting the square stock into required wood boards; and sanding and notching, namely, sanding and notching the wood boards. The wood boards obtained by the wood working process provided by the invention have the characteristics of high load-bearing properties, high density, high durability, strong bending strength, low water absorption and low expansion ratio.
Description
Technical field
The present invention relates to the wood processing technique field, particularly a kind of timber processing technology.
Background technology
Poplar and pine be as plank, particularly during the floor, has that load-carrying properties are not high, density is not high, durability is strong, MOR is low, water absorption rate is high and defective such as expansion rate height.
Summary of the invention
The invention provides a kind of timber processing technology, timber load-carrying properties height, the density height after the processing, durability is strong, MOR is high, water absorption rate is low and expansion rate is low.
To achieve these goals, the invention provides following technical scheme:
A kind of timber processing technology, it comprises step:
Produce the first road mixed liquor: with malic acid, maleic acid, boric acid, water according to mass ratio: 1: 4: 4: 100 proportioning stirred to make it to mix fully and obtains the first road mixed liquor;
Produce the second road mixed liquor: with furfural, boric acid according to mass ratio: 15: 3 proportioning adds furfural earlier at reactor and adds boric acid again, and described boric acid will add at twice; The temperature of controlling described reactor at 120 degree, pressure in 1.1 MPas, through making the moisture evaporation of the mixed liquor of reactor the inside in 1～2 hour, up to remaining solution for adding 5% o'clock of the total solution weight that begins to join described reactor, the solution that takes out described reactor the inside carries out the test products quality, reach density: 1200 ± 50kg/ cubic meter, outward appearance are after amber quality standard requires, lower the temperature the second road mixed liquor that obtains;
Square stock soaks: square stock is immersed in the described first road mixed liquor, make square stock absorb this first road mixed liquor and reach complete saturation state, to be somebody's turn to do then and put into the second road mixed liquor through the square stock of the first road mixed liquid dipping and soak, make the wood cell and the space between the cell of square stock absorb this mixed solution, the quality that absorbs between furfural and the timber is: 0.3～0.5: 1;
Hot pressing: the square stock after the above-mentioned immersion is carried out hot pressing;
Cutting processing: above-mentioned square stock is cut into required plank;
Sanding and fluting: described plank is carried out sanding and fluting;
Roll lacquer and leaching paint: above-mentioned plank is rolled lacquer, and then carry out leaching paint.
Wherein, preferably, described roll the lacquer and the leaching paint step comprise:
Described plank is entered the priming paint sander, the plate face of described plank is carried out dust removal process and fixed thick pre-sand is handled;
Described plank is entered drum-type plane coating machine, lacquer is carried out rolling the first time in the surface of described plank handle;
Described plank is entered UV ultraviolet curing machine, dry processing;
Above-mentioned process is rolled plank after lacquer is handled directly to enter the flow coating machine leaching paint or rolls lacquer and carry out leaching paint and handle.
Described plank is entered UV ultraviolet curing machine once more dry processing.
By implementing above technical scheme, have following technique effect: timber processing technology provided by the invention is produced the plank load-carrying properties height, the density height that obtain, durability is strong, MOR is high, water absorption rate is low and expansion rate is low.
The specific embodiment
Technical scheme is for a better understanding of the present invention described embodiment provided by the invention in detail below in conjunction with accompanying drawing.
The embodiment of the invention provides a kind of timber processing technology, comprises step:
A, produce the first road mixed liquor: with malic acid, maleic acid, boric acid, water according to mass ratio: 1: 4: 4: 100 proportioning stirred to make it to mix fully and obtains the first road mixed liquor;
B, produce the second road mixed liquor: with furfural, boric acid according to mass ratio: 15: 3 proportioning adds furfural earlier at reactor and adds boric acid again, and described boric acid will add at twice; The temperature of controlling described reactor at 120 degree, pressure in 1.1 MPas, through making the moisture evaporation of the mixed liquor of reactor the inside in 1～2 hour, up to remaining solution for adding 5% o'clock of the total solution weight that begins to join described reactor, the solution that takes out described reactor the inside carries out the test products quality, reach density: 1200 ± 50kg/ cubic meter, outward appearance are after amber quality standard requires, lower the temperature the second road mixed liquor that obtains; If be not badly in need of, this second road mixed liquor can be sent into holding vessel and preserve.
C, square stock soak: square stock is immersed in the described first road mixed liquor, make square stock absorb this first road mixed liquor and reach complete saturation state, to be somebody's turn to do then and put into the second road mixed liquor through the square stock of the first road mixed liquid dipping and soak, make the wood cell and the space between the cell of square stock absorb this mixed solution, the quality that absorbs between furfural and the timber is: 0.3～0.5: 1;
This square stock is made with log, mainly is logs such as pine, poplar.The square stock quality requirement of making, shown in following table one:
Table one:
If in the middle of square stock, contain boxed heart, must choose, boxed heart must just can be produced through microwave treatment.
Square stock soaking technology for the first time requires:
Use the first road mixed solution of formulating first for soaking for the first time, make it timber absorbent solution and reach 100%, square stock is reached be in saturation state fully.
Through first square stock that soaks, square stock is in complete dampness, and is dry then, and drying process is that the drying process according to square stock carries out drying, and dry requirement is: the moisture content of square stock is controlled at about 4%, goes out dry kiln then.If untimely production of dried square stock must be placed in the balance cylinder, make it the square stock moisture content and do not rebound.
Through dried square stock, be fully immersed in the mixed liquor the inside, second road that furfural is made, make it this second road mixed liquor of a large amount of absorptions in space between wood cell and the cell, suitably pressurizeing makes it square stock and increases absorption, and the quality that absorbs between furfural and the square stock is: 0.3～0.5: 1
Square stock after the immersion must carry out hot pressing at that time, must not carry out sealed storage if do not carry out hot pressing, prevents that mixed liquor from volatilizing.
D, hot pressing: the square stock after the above-mentioned immersion is carried out hot pressing;
Described heat pressing process requires:
(1), for the requirement of hot pressing machine: hot press is minimum, and the hot press pressure system can bear the pressure more than 25 kilograms more than 1800 tons, preferably uses boiler to carry out heat supply.
(2), for the preparation before the hot pressing, to be ready to according to the corresponding thickness-determining gauge of the requirement of product, every kind of material will soak the amount of second kind of mixed liquor as requested, weigh in advance;
(3), according to the requirement of product, square stock for every layer of hot press must be certain thickness, if first road that square stock soaks is the same with the ratio of the second road mixed liquor, at the every block of square stock of mating formation is the same, will be closely together, if around every layer of steel form, put thickness-determining gauge or in the middle of every layer of template, putting a thickness-determining gauge as requested, according to the quality requirement (intensity, density) of finished product and the thickness situation of blank, select corresponding thickness-determining gauge in the middle of the template of every layer of hot press, to mat formation as requested;
(4) for the specification requirement of hot pressing its press-paste technique:
Overlaying experiment and, thinking best below under the process conditions through several for corresponding semi-finished product performance and the detection of product aesthetic:
Hot pressing temperature: 110-145 ℃ (color according to finished product requires to transfer for temperature again)
Hot pressing pressure: 17.5～19.5MPa (thickness that requires according to the original thickness of square stock and finished product and the requirement of density are for the size of pressure)
Hot pressing time: 1～1.5 hour (requirement of thickness, density and the color that requires according to the original thickness of square stock and finished product was adjusted for the time)
E, health keeping: the square stock after the above-mentioned hot pressing is carried out health and keeping;
In order to guarantee to guarantee that through the heat energy release by the time of abundant release board internal stress of square stock after the hot pressing and product product quality can arrive stable state, product is changed and react, and guarantee the product on the floor that processes, process after the processing and forming of floor no longer because of above-mentioned reason distortion afterwards or only remain on slight deformation in the quality requirement scope.
(1), the pallet that is used to pile up the blank health is necessary for purpose-made pallet, it is smooth, dry that pallet must keep; The mode of piling up must be that " # " stacks, and is that every holder internal gas flow is circulated, and makes the inside and outside blank balance of every holder unanimity, shortens balance time.
(2), the temperature of balance environment/humidity must keep under given conditions, the environment of balance must have humidity and temperature controlling.
F, cutting processing: above-mentioned square stock is cut into required plank;
This plank is mainly solid wooden floor board, this solid wooden floor board presentation quality requirement, as shown in Table 2:
Table two:
The dimensional discrepancy of solid wooden floor board (unit: mm) as shown in Table 3:
Table three:
This solid wooden floor board physical and chemical index, as shown in Table 4:
Table four:
G, described plank is carried out sanding and fluting;
If solid wooden floor board, then the specification requirement of this solid wooden floor board is:
(1), the joint tongue width of this solid wooden floor board is answered 〉=4mm;
(2), the cooperation degree of tightness of the joint tongue of this solid wooden floor board and tongue-and-groove will suit;
(3), the machined surface of the joint tongue of this solid wooden floor board and tongue-and-groove is bright and clean, and fluffiness can not be arranged.
F, roll the lacquer and leaching paint: above-mentioned plank is rolled lacquer, and then carries out leaching paint.
Wherein, in the specific embodiment, described roll the lacquer and the leaching paint step comprise:
F1, described plank is entered the priming paint sander, the plate face of described plank is carried out dust removal process and fixed thick pre-sand is handled;
F2, described plank is entered drum-type plane coating machine, lacquer is carried out rolling the first time in the surface of described plank handle;
F3, described plank is entered UV (ultraviolet Line U ltra-Violet ray writes a Chinese character in simplified form, and is this section light of wavelength at 200-450nm) ultraviolet curing machine, dry processing;
For making lacquer can freeze solidly on the plate face, but can not dry fully, viscosity is good to coat with lacquer slightly.
F4, above-mentioned process is rolled plank after lacquer is handled directly enter the flow coating machine leaching paint or roll lacquer and carry out leaching paint and handle.
F5, described plank is entered UV ultraviolet curing machine once more dry processing.
In above-mentioned lacquer, increase high-abrasive material alundum (Al particle and process modification, improve the anti-wear performance and the surface brightness on solid wooden floor board surface.
From the teeth outwards, use super wear-resisting paint---the brilliant wear-resistant surface of titanium; Plank as base material is that this invented technology is made plank after handling, because this plank itself has superperformance, at aspects such as heat conduction, moisture-proof thermal dimensional stabilities all is the standard-required that has above heating floor, and the solid wooden floor board that this plank is made is to use the good product of geothermal environment; Because this is in the Wood products that uses the formaldehydeless environment-friendly materials of no environmental protection to handle, for VOC and the formaldehyde release standard well below national requirements, the formaldehyde chance is 0.
Because this plank has outward appearance attractive in appearance, good processing properties, good capable morphotropism, good dimensional stability, is fit to very much do the furniture of some middle and high ends.
Because this plank is high strength very, good corrosion resistance is fit to do the pillar of some carryings and the exterior wall and the wood materials place of carrying the outdoor use of carrier stage in wooden house.
More than a kind of timber processing technology that the embodiment of the invention provided is described in detail, for one of ordinary skill in the art, thought according to the embodiment of the invention, part in specific embodiments and applications all can change, in sum, this description should not be construed as limitation of the present invention.
Claims (2)
1. a timber processing technology is characterized in that, comprises step:
Produce the first road mixed liquor: with malic acid, maleic acid, boric acid, water according to mass ratio: 1: 4: 4: 100 proportioning stirred to make it to mix fully and obtains the first road mixed liquor;
Produce the second road mixed liquor: with furfural, boric acid according to mass ratio: 15: 3 proportioning adds furfural earlier at reactor and adds boric acid again, and described boric acid will add at twice; The temperature of controlling described reactor at 120 degree, pressure in 1.1 MPas, through making the moisture evaporation of the mixed liquor of reactor the inside in 1～2 hour, up to remaining solution for adding 5% o'clock of the total solution weight that begins to join described reactor, the solution that takes out described reactor the inside carries out the test products quality, reach density: 1200 ± 50kg/ cubic meter, outward appearance are after amber quality standard requires, lower the temperature the second road mixed liquor that obtains;
Square stock soaks: square stock is immersed in the described first road mixed liquor, make square stock absorb this first road mixed liquor and reach complete saturation state, to be somebody's turn to do then and put into the second road mixed liquor through the square stock of the first road mixed liquid dipping and soak, make the wood cell and the space between the cell of square stock absorb this mixed solution, the quality that absorbs between furfural and the timber is: 0.3～0.5: 1;
Hot pressing: the square stock after the above-mentioned immersion is carried out hot pressing;
Cutting processing: above-mentioned square stock is cut into required plank;
Sanding and fluting: described plank is carried out sanding and fluting;
Roll lacquer and leaching paint: above-mentioned plank is rolled lacquer, and then carry out leaching paint.
2. technology according to claim 1 is characterized in that, describedly rolls lacquer and the leaching paint step comprises:
Described plank is entered the priming paint sander, the plate face of described plank is carried out dust removal process and fixed thick pre-sand is handled;
Described plank is entered drum-type plane coating machine, lacquer is carried out rolling the first time in the surface of described plank handle;
Described plank is entered UV ultraviolet curing machine, dry processing;
Above-mentioned process is rolled plank after lacquer is handled directly to enter the flow coating machine leaching paint or rolls lacquer and carry out leaching paint and handle;
Described plank is entered UV ultraviolet curing machine once more dry processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102522760A CN101913181A (en) | 2010-08-13 | 2010-08-13 | Wood working process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102522760A CN101913181A (en) | 2010-08-13 | 2010-08-13 | Wood working process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101913181A true CN101913181A (en) | 2010-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102522760A Pending CN101913181A (en) | 2010-08-13 | 2010-08-13 | Wood working process |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015154635A1 (en) * | 2014-04-11 | 2015-10-15 | Branko Hermescec | Chemically modified wood and non-wood products and methods for the production thereof |
| CN105473295A (en) * | 2014-04-11 | 2016-04-06 | 布兰科·赫梅斯塞克 | Chemically modified wood and non-wood products and methods for the production thereof |
| CN110039801A (en) * | 2019-04-26 | 2019-07-23 | 福建农林大学 | A kind of processing method of bubble decoration panel |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1058166A (en) * | 1990-07-17 | 1992-01-29 | 单晓革 | The processing method of cross section hard wooden floor block |
| CN1153695A (en) * | 1996-10-11 | 1997-07-09 | 李�真 | Prodn of wear-resisting and deformation-less bamboo splices |
| CN1487161A (en) * | 2003-06-05 | 2004-04-07 | 英 宋 | High-bright composite PVC foor board |
| CN1626324A (en) * | 2003-12-11 | 2005-06-15 | 中国国际海运集装箱(集团)股份有限公司 | Plywood plate in use for floorboard in container and production method |
| US20060292366A1 (en) * | 2002-07-26 | 2006-12-28 | Schneider Marc H | Furan polymer impregnated wood |
| WO2008140324A1 (en) * | 2007-05-11 | 2008-11-20 | Kebony Asa | Microwave curing of impregnated wood |
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2010
- 2010-08-13 CN CN2010102522760A patent/CN101913181A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1058166A (en) * | 1990-07-17 | 1992-01-29 | 单晓革 | The processing method of cross section hard wooden floor block |
| CN1153695A (en) * | 1996-10-11 | 1997-07-09 | 李�真 | Prodn of wear-resisting and deformation-less bamboo splices |
| US20060292366A1 (en) * | 2002-07-26 | 2006-12-28 | Schneider Marc H | Furan polymer impregnated wood |
| CN1487161A (en) * | 2003-06-05 | 2004-04-07 | 英 宋 | High-bright composite PVC foor board |
| CN1626324A (en) * | 2003-12-11 | 2005-06-15 | 中国国际海运集装箱(集团)股份有限公司 | Plywood plate in use for floorboard in container and production method |
| WO2008140324A1 (en) * | 2007-05-11 | 2008-11-20 | Kebony Asa | Microwave curing of impregnated wood |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015154635A1 (en) * | 2014-04-11 | 2015-10-15 | Branko Hermescec | Chemically modified wood and non-wood products and methods for the production thereof |
| CN105473295A (en) * | 2014-04-11 | 2016-04-06 | 布兰科·赫梅斯塞克 | Chemically modified wood and non-wood products and methods for the production thereof |
| US20160144531A1 (en) * | 2014-04-11 | 2016-05-26 | Branko Hermescec | Chemically modified wood and non-wood products and methods for the production thereof |
| CN105473295B (en) * | 2014-04-11 | 2017-10-31 | 布兰科·赫梅斯塞克 | The timber and non-timber product and method for the production thereof of chemical modification |
| US10071501B2 (en) * | 2014-04-11 | 2018-09-11 | Ling Ling Zhang | Chemically modified wood and non-wood products and methods for the production thereof |
| CN110039801A (en) * | 2019-04-26 | 2019-07-23 | 福建农林大学 | A kind of processing method of bubble decoration panel |
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Application publication date: 20101215 |