CN1555968A - Technology of producing wood composite floor using board cutting method - Google Patents
Technology of producing wood composite floor using board cutting method Download PDFInfo
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- CN1555968A CN1555968A CNA2004100216303A CN200410021630A CN1555968A CN 1555968 A CN1555968 A CN 1555968A CN A2004100216303 A CNA2004100216303 A CN A2004100216303A CN 200410021630 A CN200410021630 A CN 200410021630A CN 1555968 A CN1555968 A CN 1555968A
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Abstract
A technology for manufacturing the composite wooden floor board by board cutting method includes sawing timber to become boards, cutting short, softening, cutting, hot pressing, drying, fixating shape, ageing, determining thickness, classifying, coating adhesive, splicing, ageing, coating adhesive, plying, ageing, dividing, processing surface, making tenon and mortise and coating.
Description
Technical fieldThe present invention relates to the timber processing technology, particularly the production technology of solid wooden compound floor and integrated timber.
Background technologyWith the solid wooden compound floor of solid wood jigsaw as surface layer, last century, the eighties originated from Europe, and the early 1990s rises in China.This composite floor board generally more than two-layer, has surface layer, bottom and sandwich layer.China has successively introduced more than 20 production line from states such as Germany, Italy, Finland at present.According to investigations, sawing process is all adopted in the production of these production line laths, or the twin shaft multi-disc annular saw that produces with Italy, Taiwan (the corresponding layout about two mandrels are vertical, or two mandrel levels are corresponding up and down arrange) saw system, or saws with Austrian frame (row) and to cut open; Finland also had two floor producing technologies in the past, was two solid wooden compound floors with band saw to cuing open a five-layer structure central layer promptly.These processes, plate production rate is low, equipment is required high (wanting import), and its sawdust loss is big, waste timber; Simultaneously, high especially in the time of will carrying out conventional drying at room temperature to the flitch of making the solid wooden compound floor surface layer to the dry mass requirement, carry out secular equilibrium and handle, arid cycle is long.Though slicing method and rotary-cut method also belong to chipless process, still, present domestic slicing can't be produced the surface layer plate of thick (more than the 3.5mm).Though the rotary-cut method can be produced thick veneer, be tangential, and thick veneer dorsal fissure crack is big and many, influences the use of making the surface layer plate at solid wooden compound floor.The present solid wooden compound floor of selling on the domestic and international market, its sandwich layer and bottom also are that the sawing batten is combined into, on the market of China, also useful glued board is made bottom.
Summary of the inventionThe objective of the invention is to overcome the shortcoming of prior art, a kind of new solid wooden compound floor production method is provided, utilize method of the present invention can reduce the timber loss, reduce equipment investment, reduce production costs, shorten the production cycle, improve the quality of products.
Technical scheme of the present invention is, produces solid wooden compound floor with the cutting plate method, and the surface layer plate of solid wooden compound floor, middle layer plate and bottom plate are all formed with cutting plate, and the surface layer plate can be used individual cutting plate, also can use jigsaw.Adopt technical scheme of the present invention can reach purpose of the present invention.
The present invention produces the technology of solid wooden compound floor with the cutting plate method, by technological process comprise that log cuts open plate, blocks, making sheet, sorting, end limit gluing, jigsaw, display, gluing, assembly, glue together, display, cut apart, operation such as facing surface processing, tongue-and-groove processing and forming, covering with paint, check grade, packing is put in storage, it is characterized in that:
(1) do not need the solid wooden compound floor of jigsaw for la m:
Block and the making sheet operation between also have a timber softening process, said making sheet operation is with the making sheet of cutting plate method, between said making sheet and sorting operation, also have cutting plate hot pressing contact dryness finalization, display, decide thick operation, surface layer and bottom cutting plate milled the limit operation, said sorting operation is the surface layer plate, the sorting of bottom plate and la m (comprising middle layer plate), and (or bottom) lath in the sawing of the middle level cutting plate one-tenth;
(2) need multilayer (more than the 3 layers) solid wooden compound floor of jigsaw for la m:
Cutting plate fixed thick after, cutting plate is milled the limit earlier, sorting surface layer, bottom and sandwich layer cutting plate again, and then to end limit gluing and later operation thereof;
Said timber softening process is:
A, water logging bubble: if produce the log and the sawn timber of solid wooden compound floor is that land storage material, half timber saw cut open, blank after then blocking need be put into clear water reserviors and soak more than 2 hours, the concrete time decides on seeds and moisture content, soaking into (moisture content that is core is saturated, no longer includes obvious variation) with the blank core is as the criterion; If blank is moist wood or greenwood, then exempt from this operation;
B, chemical liquid are handled:
B1, chemical liquid prescription (in weight %): urea 0.1～1.0, technical pure boric acid, borax mixture 0.1～0.3, its mesoboric acid: borax=1: 1.54,50% sodium hydroxide solution, its consumption is added to the pH that makes chemical liquid and 7.0～8.0 is as the criterion, and clear water is a surplus;
B2, chemical liquid processing method: blank that soaked through clear water or moist wood, greenwood blank, pack in the cage, put into the chemical liquid pond, the chemical liquid consumption is decided on poach pond or tankage, exceed 2～3 centimetres again and get final product can all flood blank, progressively heat temperature raising is to boiling, programming rate is decided on seeds, general 8～15 ℃/hour, do not ftracture with blank and to be as the criterion, fluidized state kept more than 4 hours, and the concrete time decides on seeds, till no longer obviously raising basically with the blank core temperature;
C, decatize: the blank after chemical liquid is handled, the band cage is put into the Steam Heating jar while hot, at pressure 0.15～0.2MPa, under 110～120 ℃ of the temperature, decatize 2～3 hours;
Said cutting plate operation is, will put into the dolly of band metal box through the cage mounted blank of decatize operation, is pushed into lath cutter, and size as required is cutting plate while hot, i.e. the high temperature cutting plate;
Said cutting plate hot pressing contact dryness finalization operation is, galvanized wire or the copper wire of putting into diameter 0.5～0.7mm, mesh spacing 2mm below the cutting plate that is dried carefully fill up net, put into and have the individual layer steam heat press that transports steel band, hot-pressing drying typing under following condition:
Hot pressing temperature: 130～150 ℃
Hot pressing pressure: 0.1～0.5MPa
Hot pressing time: 6～10 minutes, with the cutting plate seeds, thickness, first, whole moisture content were relevant, and time of needing is determined in experiment in process of production;
The operation of displaying after the said dryness finalization operation is, cutting plate is placed the place of relative humidity 35～65% at normal temperatures, deposits naturally 3～5 days;
Said fixed thick operation is, and is fixed thick with fixed thick wide-belt sander sanding to the cutting plate behind the dryness finalization;
The said limit operation of milling is, with multiaxis edge milling machines in length and breadth cutting plate milled the limit.
In said B operation chemical liquid, also can add an amount of antifoaming agent, as sulfonated oil or organophosphorus ester, silicone oil etc., its consumption is as the criterion with still in the whole soup or still substantially.
Compare with prior art, the present invention has following advantage or good effect:
1, saves timber.Produce solid wooden compound floor with sawing process, by the minimum Austrian buck saw saw surface layer of present timber loss, the thick 0.9mm of its thinnest saw blade, the loss of swage set sawdust is 1.4 ~ 1.5mm, saws the timber that 3～4 blocks of plates just consume a plate.If with the slasher saw, then the timber of Xiao Haoing is more.Therefore, the cutting plate method is produced solid wooden compound floor than saw plate method and is saved timber.
2, reduce investment.Import Austria buck saw, Italian twin shaft slasher, every lathe price is all at 5～60,000 dollars, it is cheap slightly that the twin shaft slasher is produced in Taiwan, add saw blade, saw blade blade milling machine, investment is many, and homemade lath cutter, what modified can be processed the long 400mm of cutting plate also is no more than 60,000 yuans.
3, reduce production costs.Sawing process uses the frame saw blade or the thin saw blade of import, wants 400～500 yuans for every or every, and the cutting plate method is used the cutting plate cutter of homemade or Chinese-foreign joint product, far below this valency.Being spread out in every square metre is that the product cost with double-layer structure differs also not little; The timber loss ratio sawing process that adds the cutting plate method is little, and therefore, the production cost of cutting plate method is than low 20 left and right sides % of sawing process.
4, improve the quality of products.Because the cutting plate method is produced solid wooden compound floor, a series of advanced technologies technology have been adopted, the water logging bubble, the soup modification is boiled, decatize, high temperature heated flat pressure pad net dryness finalization are handled, timber moisture absorption (bulking), drying shrinkage are reduced, dimensional stability improves, and is out of shape for a short time, and product---the solid wooden compound floor quality is also along with improve.
Description of drawings
Fig. 1 is a process chart of the present invention.
Fig. 2 A is that the surface layer plate is the schematic perspective view of the double-layer structure solid wooden compound floor of jigsaw.
Fig. 2 B is the surface layer plate of Fig. 2 A and the vertical view of bottom plate.
Fig. 3 A is that surface layer plate, bottom plate are the schematic perspective view of the three-decker solid wooden compound floor of jigsaw.
Fig. 3 B is the vertical view of surface layer plate, middle layer plate and the bottom plate of Fig. 3 A.
Fig. 4 is the schematic perspective view that each laminate is 5 layers of structure solid wooden compound floor of jigsaw.
The specific embodiment
Below in conjunction with accompanying drawing technology of the present invention is described further.
Embodiment 1: shown in Fig. 2 A, B, producing a kind of surface layer cutting plate is that jigsaw, bottom cutting plate are the double-layer structure solid wooden compound floor of wood lath.Wherein 1 is the surface layer plate, and 2 is the bottom plate.The teak log is cutd open plate, blocks by prior art.Base material after blocking put into please the pond soak 3 hours, in the cage of packing into then, move in the chemical liquid pond and handle, the chemical liquid consumption exceeds 2 centimetres again and gets final product all to flood blank.Its chemical liquid prescription (% by weight, below all with) is: urea 1.0, technical pure boric acid, borax mixture 0.3, its mesoboric acid: borax=1: 1.54 (following all with), it is 8.0 that 50% sodium hydroxide solution, its consumption are added to the pH that makes chemical liquid, and clear water is a surplus.
With progressively extremely boiling of heat temperature raising of soup, 15 ℃/hour of programming rates, fluidized state kept 5 hours.Then blank band cage is put into the Steam Heating jar while hot, at pressure 0.2MPa, under 120 ℃ of the temperature, decatize 2.5 hours.Then the cage mounted blank is put into the dolly of band metal box, be pushed into lath cutter, be cut into length and width while hot, thickly be respectively 400,55, the cutting plate of 5.5mm.The plate that cuts put into have the individual layer Steam Heating press that transports steel band, 7 minutes dryness finalizations of hot pressing under 135 ℃ of hot pressing temperatures, hot pressing pressure 0.1MPa, in dry run, the galvanized wire of putting into diameter 0.5mm, mesh spacing 2mm at the lower surface of cutting plate carefully fills up net hot pressing.Behind the dryness finalization, cutting plate is placed the place of relative humidity 35～65% at normal temperatures, deposited naturally 3 days, then that cutting plate is fixed thick with fixed thick wide-belt sander sanding.Cutting plate after the fixed thick sanding is after sorting, and the cutting plate of making surface layer mills the limit with multiaxis edge milling machines in length and breadth to cutting plate.Milled the cutting plate on limit, hold the limit gluing by the prior art of process chart, the plate that is combined into 1220 * 165 * 5.5mm is made surface layer slab plate, the bottom cutting plate is the cutting plate bar of 400 * 1220 * 7mm, display then, the cemented surface sanding, gluing, assembly (the bottom plate is the wood ribbon of non-jigsaw), gummed, display, be divided into the composite floor board of 1220 * 165 * 12.5mm, facing surface is processed into the solid wooden compound floor of 1200 * 150 * 12mm, the tongue-and-groove processing and forming, cover with paint, lacquer, colour wash, etc., check grades, pack operations such as warehouse-in, promptly obtain the solid wooden compound floor product of 1200 * 150 * 12mm.
Embodiment 2: shown in Fig. 3 A, B, produce a kind of surface layer plate and bottom plate and be jigsaw, in (core) layer be the three-decker solid wooden compound floor of batten.Wherein 3 is the surface layer plate and the bottom plate of identical jigsaw, the 4th, in (core) laminate.The Birch log is cutd open plate, blocks by prior art.The base material that parting is had no progeny is put into and please be soaked 4 hours in the pond, in the cage of packing into then, moves in the chemical liquid pond and handles, and the chemical liquid consumption exceeds 2 centimetres again and gets final product all to flood blank.The chemical liquid prescription is: urea, and 0.5, technical pure boric acid, borax mixture 0.2, it is 7.0 that antifoaming agent sulfonated oil 0.05,50% sodium hydroxide solution, its consumption are added to the pH that makes chemical liquid, clear water is a surplus.
With progressively extremely boiling of heat temperature raising of soup, 12 ℃/hour of programming rates, fluidized state kept 4 hours.Then blank band cage is put into the Steam Heating jar while hot, at pressure 0.15MPa, under 110 ℃ of the temperature, decatize 2.0 hours.Then the cage mounted blank is put into the dolly of band metal box, be pushed into lath cutter, be cut into length and width, the thick cutting plate that is respectively 400,55,5 millimeters while hot.The plate that cuts put into have the individual layer Steam Heating press that transports steel band, 8 minutes dryness finalizations of hot pressing under 140 ℃ of hot pressing temperatures, hot pressing pressure 0.5MPa, in dry run, the copper wire of putting into diameter 0.6mm, mesh spacing 2mm at the lower surface of cutting plate carefully fills up net hot pressing.Behind the dryness finalization, cutting plate is placed the place of relative humidity 35～65% at normal temperatures, deposited naturally 4 days, then that cutting plate is fixed thick with fixed thick wide-belt sander sanding.Cutting plate after the fixed thick sanding is made surface layer, bottom cutting plate and with multiaxis edge milling machines in length and breadth cutting plate is milled the limit after sorting.Milled the cutting plate on limit, by the prior art of process chart hold the limit gluing, the plate that is combined into 1220 * 155 * 5.5mm makes surface layer plate and bottom slab plate, display then, cemented surface sanding, gluing, with in (sandwich layer) laminate be operations such as the wood lath assembly of non-jigsaw, the composite floor board slab that glues together, displays, is divided into 1220 * 155 * 15.5mm, facing surface processing, tongue-and-groove processing and forming, covering with paint, check grade, packing is put in storage, promptly obtain the solid wooden compound floor product of the three-decker of 1200 * 150 * 15mm.
Embodiment 3: identical with embodiment 2 basically, just surface layer wherein is the teak cutting plate, sandwich layer and bottom weedtree.
Embodiment 4: as shown in Figure 4, produce a kind of surface layer plate, bottom plate, in (core) laminate be 5 layers of structure solid wooden compound floor of jigsaw.Wherein 6 is surface layer plate, bottom plate and the central core laminate of identical jigsaw, the 5th, and la m.The Birch log is cutd open plate, blocks by prior art.The base material that parting is had no progeny is put into and please be soaked 4 hours in the pond, in the cage of packing into then, moves in the chemical liquid pond and handles, and the chemical liquid consumption exceeds 2 centimetres again and gets final product all to flood blank.The chemical liquid prescription is: urea 0.2, and pure boric acid, borax mixture 0.2, it is 7.5 that antifoaming agent silicone oil 0.05,50% sodium hydroxide solution, its consumption are added to the pH that makes chemical liquid, clear water is a surplus.
With progressively extremely boiling of heat temperature raising of soup, 12 ℃/hour of programming rates, fluidized state kept 5 hours.Then blank band cage is put into the Steam Heating jar while hot, at pressure 0.18MPa, under 112 ℃ of the temperature, decatize 3 hours.Then the cage mounted blank is put into the dolly of band metal box, be pushed into lath cutter, be cut into length and width, the thick cutting plate that is respectively 400,67,5 millimeters while hot.The plate that cuts put into have the individual layer Steam Heating press that transports steel band, 8 minutes dryness finalizations of hot pressing under 145 ℃ of hot pressing temperatures, hot pressing pressure 0.3MPa, in dry run, the copper wire of putting into diameter 0.5mm, mesh spacing 2mm below cutting plate carefully fills up net hot pressing.Behind the dryness finalization, cutting plate is placed the place of relative humidity 35～65% at normal temperatures, deposited naturally 4 days, then that cutting plate is fixed thick with fixed thick wide-belt sander sanding.Cutting plate after the fixed thick sanding mills the limit with multiaxis edge milling machines in length and breadth to cutting plate.Milled the cutting plate on limit, after sorting, make surface layer, bottom, the cutting plate in sandwich layer and middle level, hold the limit gluing by the prior art of process chart, the plate that is combined into 1920 * 195 * 5.5mm is made the surface layer plate, middle layer plate and bottom slab plate, display, cemented surface sanding then, gluing, middle level jigsaw assembly with 1920 * 1050 * 5.5mm, gummed, display, be divided into the composite floor board slab of 1920 * 200 * 25.5mm, facing surface processing, the tongue-and-groove processing and forming, cover with paint, lacquer, colour wash, etc., check grades, operations such as packing warehouse-in, promptly obtain the solid wooden compound floor product of 5 layers of structure of 1900 * 189 * 25mm, this product in fact also is a kind of novel thin plate circuit board.
Embodiment 5: identical with embodiment 4 basically, just middle level (5) wherein is the cutting plate bar of non-jigsaw.
The invention is not restricted to the foregoing description, its protection domain is as the criterion with claims.The seeds of solid wooden compound floor, structure, book size and thickness can be according to user's needs design and manufacturings.
Claims (2)
1, a kind of technology of producing solid wooden compound floor with the cutting plate method, by technological process comprise that log cuts open plate, blocks, making sheet, sorting, end limit gluing, jigsaw, display, gluing, assembly, glue together, display, cut apart, operation such as facing surface processing, tongue-and-groove processing and forming, covering with paint, check grade, packing is put in storage, it is characterized in that:
(1) do not need the solid wooden compound floor of jigsaw for la m:
Block and the making sheet operation between also have a timber softening process, said making sheet operation is with the making sheet of cutting plate method, between said making sheet and sorting operation, also have cutting plate hot pressing contact dryness finalization, display, decide thick operation, surface layer and bottom cutting plate milled the limit operation, said sorting operation is the surface layer plate, the sorting of bottom plate and middle level (comprising sandwich layer) plate, and (or bottom) lath in the sawing of the middle level cutting plate one-tenth;
(2) need multilayer (more than the 3 layers) solid wooden compound floor of jigsaw for la m:
Cutting plate fixed thick after, cutting plate is milled the limit earlier, sorting surface layer, bottom and sandwich layer cutting plate again, and then to end limit gluing and later operation thereof;
Said timber softening process is:
If it is that land storage material, half timber saw cut open that A, water logging bubble are produced the log and the sawn timber of solid wooden compound floor, blank after then blocking need be put into clear water reserviors and soak more than 2 hours, the concrete time decides on seeds and moisture content, soaking into (moisture content that is core is saturated, no longer includes obvious variation) with the blank core is as the criterion; If blank is moist wood or greenwood, then exempt from this operation;
B, chemical liquid are handled:
B1, chemical liquid prescription (in weight %): urea 0.1～1.0, technical pure boric acid, borax mixture 0.1～0.3, its mesoboric acid: borax=1: 1.54,50% sodium hydroxide solution, its consumption is added to the pH that makes chemical liquid and 7.0～8.0 is as the criterion, and clear water is a surplus;
B2, chemical liquid processing method;
Blank that soaked through clear water or moist wood, greenwood blank, pack in the cage, put into the chemical liquid pond, the chemical liquid consumption is decided on poach pond or tankage, exceed 2～3 centimetres again and get final product can all flood blank, progressively heat temperature raising is to boiling, and programming rate is decided on seeds, general 8～15 ℃/hour, do not ftracture with blank and to be as the criterion, fluidized state kept more than 4 hours, and the concrete time decides on seeds, till no longer obviously raising basically with the blank core temperature;
Blank after C, decatize chemical liquid handle, the band cage is put into the Steam Heating jar while hot, at pressure 0.15～0.2MPa, under 110～120 ℃ of the temperature, decatize 2～3 hours;
Said cutting plate operation is, will put into the dolly of band metal box through the cage mounted blank of decatize operation, is pushed into lath cutter, and size as required is cutting plate while hot, i.e. the high temperature cutting plate;
Said cutting plate hot pressing contact dryness finalization operation is, the galvanized wire of diameter 0.5～0.7mm, mesh spacing 2mm or copper wire carefully fill up net on the cutting plate underneath that is dried, put into and have the individual layer steam heat press that transports steel band, hot-pressing drying typing under following condition:
Hot pressing temperature: 130～150 ℃
Hot pressing pressure: 0.1～0.5MPa
Hot pressing time: 6～10 minutes, with the cutting plate seeds, thickness, first, whole moisture content were relevant, and time of needing is determined in experiment in process of production;
The operation of displaying after the said dryness finalization operation is, cutting plate is placed the place of relative humidity 35～65% at normal temperatures, deposits naturally 3～5 days;
Said fixed thick operation is, and is fixed thick with fixed thick wide-belt sander sanding to the cutting plate behind the dryness finalization;
The said limit operation of milling is, with multiaxis edge milling machines in length and breadth cutting plate milled the limit.
2, according to the technology of claim 1, it is characterized in that in said B operation chemical liquid, also can adding an amount of antifoaming agent, as sulfonated oil or organophosphorus ester, silicone oil etc., its consumption is as the criterion with still in the whole soup or still substantially.
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| CNA2004100216303A CN1555968A (en) | 2004-01-05 | 2004-01-05 | Technology of producing wood composite floor using board cutting method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100337802C (en) * | 2005-05-23 | 2007-09-19 | 姚根法 | Method for fabricating damp proofing and heat-resistant floorboard in solid wood structure |
| CN100553911C (en) * | 2007-10-08 | 2009-10-28 | 吴立忠 | Solid wooden compound floor and preparation method with cutting plate, veneer composition |
| CN101412238B (en) * | 2008-12-12 | 2010-06-02 | 抚松金秋木业有限公司 | Terrestrial heat composite floor and manufacturing method thereof |
| CN102514065A (en) * | 2011-12-30 | 2012-06-27 | 廊坊华日家具股份有限公司 | Method for blanking wood |
| CN103395101A (en) * | 2013-07-19 | 2013-11-20 | 大亚(江苏)地板有限公司 | Three-layer composite solid wood flooring made from same type of trees and production process thereof |
| CN104708698A (en) * | 2015-03-18 | 2015-06-17 | 福建农林大学 | Processing method for aroma type radiation protection spruce edge-grain lumber wooden mobile phone shell |
| CN104890088A (en) * | 2015-04-29 | 2015-09-09 | 桐城市诚信木塑科技材料有限公司 | Solid wood composite floor production process |
-
2004
- 2004-01-05 CN CNA2004100216303A patent/CN1555968A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100337802C (en) * | 2005-05-23 | 2007-09-19 | 姚根法 | Method for fabricating damp proofing and heat-resistant floorboard in solid wood structure |
| CN100553911C (en) * | 2007-10-08 | 2009-10-28 | 吴立忠 | Solid wooden compound floor and preparation method with cutting plate, veneer composition |
| CN101412238B (en) * | 2008-12-12 | 2010-06-02 | 抚松金秋木业有限公司 | Terrestrial heat composite floor and manufacturing method thereof |
| CN102514065A (en) * | 2011-12-30 | 2012-06-27 | 廊坊华日家具股份有限公司 | Method for blanking wood |
| CN103395101A (en) * | 2013-07-19 | 2013-11-20 | 大亚(江苏)地板有限公司 | Three-layer composite solid wood flooring made from same type of trees and production process thereof |
| CN103395101B (en) * | 2013-07-19 | 2016-01-20 | 大亚(江苏)地板有限公司 | With the production technology of seeds three-layer wood composite flooring |
| CN104708698A (en) * | 2015-03-18 | 2015-06-17 | 福建农林大学 | Processing method for aroma type radiation protection spruce edge-grain lumber wooden mobile phone shell |
| CN104708698B (en) * | 2015-03-18 | 2016-06-01 | 福建农林大学 | The working method of a kind of fragrant radioprotective dragon spruce quarter sawing plate wood mobile phone shell processed |
| CN104890088A (en) * | 2015-04-29 | 2015-09-09 | 桐城市诚信木塑科技材料有限公司 | Solid wood composite floor production process |
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Open date: 20041222 |