CN103991118A - Special wood-based composite sectional material for building energy-saving window and manufacturing method thereof through cold compression and heat curing - Google Patents
Special wood-based composite sectional material for building energy-saving window and manufacturing method thereof through cold compression and heat curing Download PDFInfo
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- CN103991118A CN103991118A CN201310053940.2A CN201310053940A CN103991118A CN 103991118 A CN103991118 A CN 103991118A CN 201310053940 A CN201310053940 A CN 201310053940A CN 103991118 A CN103991118 A CN 103991118A
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Abstract
The invention relates to a special wood-based composite sectional material for a building energy-saving window and a manufacturing method thereof through cold compression and heat curing. The sectional material is characterized by comprising four kinds of high polymer materials of wood strips, melamine resin, bentonite and lignin, wherein in a multilayer groove profile mold with vacuum glass, hardware and sealing rubber strips inside, the special wood-based composite sectional material for the building energy-saving window is manufactured through cold mold pressing and heating cure, the length of the sectional material is smaller than or equal to 20 meters, the width of the sectional material is smaller than or equal to 120 millimeters, the height of the sectional material is smaller than or equal to 80 millimeters, and the density of the sectional material is larger than or equal to 0.75g/cm<3>. The wood-based composite sectional material can form a window frame and window sash simply, conveniently and rapidly, after the vacuum glass, the hardware and the rubber strips are assembled in the window sash, a wooden window according with building energy-saving standards is formed, the decoration effect of a solid wood window is maintained in appearance, the defect of deformation of the solid wood window is overcome, the service life of the solid wood window is prolonged, and necessary conditions are provided for rapid popularization of energy-saving buildings in China.
Description
Technical field
The invention belongs to a kind of Novel wooden base construction material and manufacture method thereof, particularly the special-purpose wooden base composite material of a kind of building energy conservation window and manufacture method thereof.
Background technology
At present, the area of the annual urban and rural housing building of China is about 2,000,000,000 square metres, with window areas, accounting for 20% of construction area calculates, annual consumption is about 400,000,000 square metres, the plastic-steel window of widely applying now, aluminum window does not meet the requirement of energy saving building, become " black hole " of building energy consumption, the European wood window that introduction of foreign technology is produced meets the requirement of energy saving building, but because equipment investment is large, production process operation is many, energy consumption is large, only having minority enterprise to introduce produces, its total output far can not meet social aggregate demand, European wood window is planed on four sides and is caused the very large waste of timber with the processing of grooved timber in producing, and because of the density of wood using low, timber non-modified is processed, exist the wet drying shrinkage that rises easily to produce the defect of cracking deformation, do not meet the requirement that century-old building is used, when the production technology of front window and the situation of material, the serious popularization that restricts China's energy saving building.
Summary of the invention
The object of the invention is to overcome above-mentioned weak point, provide a kind of and formed by wood wool bar, secret polyimide resin, bentonite, four kinds of high-molecular organic materials of lignin, the manufacture method of the special-purpose wooden base composite material of building energy conservation window and the heat cure of colding pressing thereof.
Implementation of the present invention is as follows for achieving the above object:
The special-purpose wooden base composite material of a kind of building energy conservation window, it is characterized in that being formed by the wood wool bar that accounts for wooden base composite material overall weight 70-80%, the secret polyimide resin of 10-15%, the bentonite of 5-10%, four kinds of high-molecular organic materials of the lignin of 5-10%, in being provided with the mould that vacuum glass, handware, sealing joint strip multilayer grooved are installed, through supercooled state mold pressing, heating cure, make length≤20 meter, width≤120 millimeter, highly≤80 millimeters, density>=0.75g/cm
3the special-purpose wooden base composite material of building energy conservation window, the specification of special-purpose wooden base composite material and grooved, set when the processing mold according to the requirement of building energy conservation window.
The cold pressing manufacture method of heat cure of the special-purpose wooden base composite material of building energy conservation window, is characterized in that concrete implementation step is as follows:
(1) preparation of raw material: the timber of the various quick growing species of trees such as willow, eucalyptus, the bamboo willow wood materials different from salix monogolica branch, false indigo branch two classes in shrub of take is respectively raw material, take the round log of the various quick growing species of trees such as willow, eucalyptus, bamboo willow during as raw material, and the veneer of round log rotary-cut being made to unified specification with timber lathe is standby; Take salix monogolica branch in shrub or false indigo branch during as raw material, with roller, salix monogolica branch or false indigo branch are rolled to the branch that becomes flat-shaped cracking, flat-shaped cracking branch is standby after slag crust is removed in washing;
(2) to veneer, flat-shaped cracking branch raw material anticorrosion, modification and dipping process: in vacuum pressed tank to the raw material using disposable complete anticorrosion, the processing of modification and impregnation, on vacuum pressed tank side, place respectively two fluid reservoirs that are greater than pressurized canister volume, wherein, No. 1 tank is anticorrisive agent fluid reservoir, working concentration active ingredient is the ACQ anticorrisive agent of 1-1.2%, antiseptic solution as raw material is used, be stored in No. 1 fluid reservoir, No. 2 tanks are modified adhesive fluid reservoir, in the secret polyimide resin of solid content 15-20%, add the bentonite of 5-10% and the lignin of 5-10%, being modulated into solid content is the water-soluble modified adhesive solvent of 25-30%, modifier and adhesive as raw material are used simultaneously, be stored in No. 2 fluid reservoirs, during work, the frock basket of filling standby raw material is hung on small rail car, after pushing in vacuum pressed tank, close tank door, first the raw material using is carried out to processed, during reach-the 0.08MPa that vacuumizes negative pressure, keep 15-20 minute, make the average moisture content of raw material reach 20-30%, open the draining valve of vacuum pressed tank below water is discharged, then raw material is carried out to preservative treatment, during reach-the 0.08MPa that vacuumizes negative pressure, open the valve in No. 1 fluid reservoir and vacuum pressed tank connecting pipe, antiseptic solution is piled fast to vacuum pressed tank, add when the liquid absorption that is just depressed into 0.2-0.25MPa raw material reaches 120-130% and stop, open the draining valve of vacuum pressed tank below, unnecessary antiseptic solution is discharged, the antiseptic solution of discharging returns with pump dispatch in the fluid reservoir of No. 1, close secondary vacuum pumping after the draining valve of vacuum pressed tank, raw material to liquid absorption 120-130% dewaters, in negative pressure, under-0.09MPa condition, keep 20-30 minute, raw material moisture content reaches 40-50% to be stopped, and open again the draining valve of vacuum pressed tank below, discharge valve-off after unnecessary antiseptic solution, after valve-off, raw material is carried out to modification and dipping process, vacuumize, during reach-0.075MPa of negative pressure, open the valve in No. 2 fluid reservoirs and vacuum pressed tank connecting pipe, modified adhesive solution is piled fast to vacuum pressed tank, add when the liquid absorption that is just depressed into 0.4-0.6MPa raw material evenly reaches 100-110% and stop, open the draining valve of vacuum pressed tank below, unnecessary modified adhesive solution is discharged, the modified adhesive solution of discharging returns with pump dispatch in the fluid reservoir of No. 2, close secondary vacuum pumping after the draining valve of vacuum pressed tank, raw material to liquid absorption 100-110% dewaters, in negative pressure, under-0.09MPa condition, keep 20-30 minute, raw material moisture content reaches 40-50% to be stopped, and open again the draining valve of vacuum pressed tank below, after the interior unnecessary modified adhesive solution of drain tank, open tank door, and pull out the charging carriage in tank, said process has completed anticorrosion to raw material, modification and dipping process,
(3) chopping of raw material, dry, spreading, charging is processed: adopt by filament cutter, mesh dryer, reciprocating feeding belt, material receiving with Pneumatic pressure flitch and scraping wings, automatic sawing, cutting machine, the production line that pulp-collecting box is combined into is produced, the feeding belt of filament cutter and mesh dryer is 90 degree tee T combinations and installs, mesh dryer discharging opening feed belt and reciprocating conveyer belt are 90 degree tee T combinations and install, material receiving is the end that in-line is longitudinally arranged on reciprocating feeding belt, automatic sawing, cutting machine is arranged on the front end of material receiving, the striker plate of fixed length purposes is equipped with in the rear end of material receiving, pulp-collecting box is placement parallel with material receiving in material receiving side, during work, by anticorrosion, band bakelite veneer after modification and dipping process or the flat-shaped cracking branch of band glue raw material are placed on filament cutter feeding belt, feeding belt is sent the raw material with glue into continuously filament cutter and is cut into band bakelite strand, band bakelite strand drops on mesh dryer feeding belt, feeding belt moves ahead band bakelite strand is sent in mesh dryer and is dried, guipure gait of march in drying machine is 6-8m/min, temperature degree is 90 ℃--100 ℃, wind speed is 3-4m/s, dried band bakelite strand falls on reciprocating conveyer belt successively through mesh dryer discharging opening feed belt, slowly moving ahead of reciprocating conveyer belt, make to fall into successively the band bakelite strand dislocation lap joint on reciprocating conveyer belt, while reaching certain length, reciprocating conveyer belt oppositely slowly travels, with bakelite strand, fall into successively above the band bakelite strand on reciprocating conveyer belt, back and forth making with bakelite strand stratiform spreading to the height of setting repeatedly, stratiform spreading forwards on material receiving to the band bakelite strand of setting height, touch after the striker plate on material receiving, the descending wood wool bar of pushing down the sandwich tape glue entering on material receiving of Pneumatic pressure flitch on material receiving, sawing machine is sawed-off by the wood wool bar of sandwich tape glue fast, the pneumatic scraping wings of material receiving upper side, the wood wool bar of the sandwich tape glue after sawing is pushed in the pulp-collecting box of material receiving opposite side, the continuous operation of whole production line has completed the chopping to raw material, dry, spreading, the processing of charging, average moisture content with bakelite strand after dry is 12-15%,
(4) compacting of sectional material blank: use the vertical cold press compacting section bar with side pushing structure, the every front die cavity bottom at cold press of sectional material blank compacting, put into the iron assembling die of making by energy-conservation timber window specification and grooved requirement, compacting is front according to the design density of the volume * section bar of single sectional blank, calculate the materials weight of single sectional blank, according to materials weight standard, band bakelite strand is weighed, being laid on the thruster material platform of vertical cold press with bakelite strand after weighing, with the material-pulling device on vertical cold press, by with the horizontal sliding of bakelite strand in the die cavity of vertical cold press, then use the hydraulic pressure head device on vertical cold press top to the wood wool bar raw material of lower compression band glue, the working unit pressure using is 80-90kg/cm
2, while being compressed to the sectional material blank height of setting, stop, simultaneously with the clamping mechanism on cold press, the sectional material blank locking of compression, in iron assembling die, is then gone out to cold press by its push-and-pull simultaneously, said process has completed the compacting of wooden base composite material blank,
(5) being heating and curing of sectional material blank: adopt the long tunnel drying oven of 40-60 rice, sectional material blank after compacting is heating and curing, two sections of different humidity provinces before and after being divided in tunnel drying oven, before in kiln, the length of 20-30 rice is preheated zone, the temperature in this region is 90 ℃-110 ℃, after in kiln, the length of 20-30 rice is gluing and solidifying region, the temperature in this region is 140 ℃-160 ℃, be compressed in the sectional material blank in iron assembling die, many hang side by side on the transmission device of tunnel drying oven charging aperture, speed with 0.1-0.15 rice per minute is slowly advanced continuously, by heating of long-time 90 ℃-110 ℃ of preheated zone, the average moisture content of assembling die inner profile blank is down to average moisture content 8-10% by 12-15%, the internal temperature of sectional material blank is raised to >=and 90 ℃, by heating of long-time 140 ℃-160 ℃ of gluing and solidifying region, sectional material blank generation chemical reaction gluing and solidifying in assembling die, become a whole wooden base composite material blank,
(6) demoulding: after kiln discharge assembling die inner profile temperature be down to≤50 ℃ after, unload nut and bolt on lockset bolt, with hydraulic ingot stripper, throw off assembling die, take out the wooden base composite material blank of whole;
(7) shaping of sectional material blank processing: the special-purpose grooved cutter that uses carpenter's four side moulder and configuration, micro-planing operation is carried out with grooved in four sides to wooden base composite material blank after the demoulding, make specification, the grooved of section bar consistent with designing requirement, become the special-purpose wooden base composite material of building energy conservation window of standard.
The invention has the beneficial effects as follows: use special-purpose wooden base composite material can form simply and rapidly window frame and window sash frame, in the groove of window sash frame, assemble vacuum glass, after handware and adhesive tape, become the timber window that meets building energy-saving standard, the investment of production equipment that has changed current energy-conservation solid-wooden window is large, production process is many, energy consumption is large, the present situation of timber waste, and passed through anticorrosion and modification because of used timber, overcome the wet drying shrinkage that rises of timber and easily produced the defect of cracking deformation, extended the service life of energy-conservation timber window, for the Rapid Popularization of China's energy saving building provides a necessary condition.
The specific embodiment
Below in conjunction with preferred embodiment, to according to the specific embodiment provided by the invention, details are as follows:
Embodiment 1
The special-purpose wooden base composite material of a kind of building energy conservation window, it is characterized in that being formed by the poplar wood wool bar that accounts for wooden base composite material overall weight 75%, 15% secret polyimide resin, 5% bentonite, four kinds of high-molecular organic materials of lignin of 5%, in being provided with the mould that vacuum glass, handware, sealing joint strip multilayer grooved are installed, through supercooled state mold pressing, heating cure, make 6000mm * 82mm * 68mm specification, density 0.75g/cm
3the special-purpose wooden base composite material of building energy conservation window, the specification of special-purpose wooden base composite material and grooved, set when the processing mold according to the requirement of building energy conservation window.
The cold pressing manufacture method of heat cure of the special-purpose wooden base composite material of building energy conservation window, is characterized in that concrete implementation step is as follows:
(1) preparation of raw material: the willow round log of the quick growing species of trees of take is raw material, and the board using poplar board of the rotary-cut of willow round log being made to 1270mm * 650mm * 2mm specification with timber lathe is standby;
(2) anticorrosion to board using poplar board raw material, modification and dipping process: in vacuum pressed tank to the raw material using disposable complete anticorrosion, the processing of modification and impregnation, the other fluid reservoir of placing respectively two ￠ 1.8m * 11m of vacuum pressed tank at ￠ 1.5m * 11m, wherein No. 1 tank is anticorrisive agent fluid reservoir, to be 1% ACQ anticorrisive agent use as the antiseptic solution of raw material working concentration active ingredient, be stored in No. 1 fluid reservoir, No. 2 tanks are modified adhesive fluid reservoir, in the secret polyimide resin of solid content 15%, add 5% bentonite and 5% lignin, be modulated into solid content and be 25% water-soluble modified adhesive solvent, modifier and adhesive as raw material are used simultaneously, be stored in No. 2 fluid reservoirs, during work, the frock basket of filling board using poplar board raw material is hung on small rail car, after pushing in vacuum pressed tank, close tank door, first the board using poplar board raw material using is carried out to processed, during reach-the 0.08MPa that vacuumizes negative pressure, keep 20 minutes, make the average moisture content of board using poplar board reach 30%, open the draining valve of vacuum pressed tank below water is discharged, then board using poplar board raw material is carried out to preservative treatment, during reach-the 0.08MPa that vacuumizes negative pressure, open the valve in No. 1 fluid reservoir and vacuum pressed tank connecting pipe, antiseptic solution is piled fast to vacuum pressed tank, add when the liquid absorption that is just depressed into 0.2MPa board using poplar board raw material reaches 120% and stop, open the draining valve of vacuum pressed tank below, unnecessary antiseptic solution is discharged, the antiseptic solution of discharging returns with pump dispatch in the fluid reservoir of No. 1, close secondary vacuum pumping after the draining valve of vacuum pressed tank, board using poplar board raw material to liquid absorption 120% dewaters, in negative pressure, under-0.09MPa condition, keep 30 minutes, board using poplar board raw material moisture content reaches 40% to be stopped, and open again the draining valve of vacuum pressed tank below, discharge valve-off after unnecessary antiseptic solution, after valve-off, board using poplar board raw material is carried out to modification and dipping process, vacuumize, during reach-0.08MPa of negative pressure, open the valve in No. 2 fluid reservoirs and vacuum pressed tank connecting pipe, modified adhesive solution is piled fast to vacuum pressed tank, add when the liquid absorption that is just depressed into 0.5MPa board using poplar board raw material reaches 110% and stop, open the draining valve of vacuum pressed tank below, unnecessary modified adhesive solution is discharged, the modified adhesive solution of discharging returns with pump dispatch in the fluid reservoir of No. 2, close secondary vacuum pumping after the draining valve of vacuum pressed tank, board using poplar board raw material to liquid absorption 110% dewaters, in negative pressure, under-0.09MPa condition, keep 30 minutes, the average moisture content of board using poplar board raw material reaches 50% to be stopped, and open again the draining valve of vacuum pressed tank below, after the interior unnecessary modified adhesive solution of drain tank, open tank door, and pull out the charging carriage in tank, said process has completed anticorrosion to board using poplar board raw material, modification and dipping process,
(3) with the chopping of tacamahac veneer raw material, dry, spreading, charging is processed: adopt by filament cutter, mesh dryer, reciprocating feeding belt, material receiving with Pneumatic pressure flitch and scraping wings, automatic sawing, cutting machine, the production line that pulp-collecting box is combined into is produced, the feeding belt of filament cutter and mesh dryer is 90 degree tee T combinations and installs, mesh dryer discharging opening feed belt and reciprocating conveyer belt are 90 degree tee T combinations and install, material receiving is the end that in-line is longitudinally arranged on reciprocating feeding belt, automatic sawing, cutting machine is arranged on the front end of material receiving, the striker plate of fixed length purposes is equipped with in the rear end of material receiving, pulp-collecting box is placement parallel with material receiving in material receiving side, during work, board using poplar board with glue is placed on filament cutter feeding belt, feeding belt is sent the board using poplar board with glue into filament cutter continuously, cut into the poplar wood wool bar of 1270mm * 5mm * 2mm gauge strip glue, poplar wood wool bar with glue drops on mesh dryer feeding belt, feeding belt moves ahead the poplar wood wool bar with glue is sent in mesh dryer and is dried, , guipure gait of march in drying machine is 7m/min, temperature is 90 ℃, wind speed is 4m/s, poplar wood wool bar with glue after dry transmits through mesh dryer discharging opening feed belt, fall into successively on reciprocating conveyer belt, slowly moving ahead of reciprocating conveyer belt, make to fall into successively on reciprocating conveyer belt the poplar wood wool bar dislocation lap joint with glue, while reaching 20 meters, reciprocating conveyer belt oppositely slowly travels, with the poplar wood wool bar of glue, fall into successively on reciprocating conveyer belt above the poplar wood wool bar with glue, repeatedly back and forth make the height to 200mm with the poplar wood wool bar stratiform spreading of glue, 6000mm is long, the stratiform poplar strand that 200mm is high forwards on material receiving, touch after the striker plate on material receiving, descending the pushing down of Pneumatic pressure flitch on material receiving enters 6000mm length on material receiving, the much higher layer of 200mm is with the poplar strand of glue, sawing machine is sawed-off by the poplar wood wool bar of sandwich tape glue fast, the pneumatic scraping wings of material receiving upper side, the poplar wood wool bar of the sandwich tape glue after sawing is pushed in the pulp-collecting box of material receiving opposite side, the continuous operation of whole production line, completed the chopping with tacamahac veneer raw material, dry, spreading, the processing of charging, average moisture content with bakelite strand after dry is 15%,
(4) compacting of sectional material blank: use the vertical cold press compacting section bar with side pushing structure, the every front die cavity bottom at cold press of sectional material blank compacting, put into the iron assembling die of making by energy-conservation timber window specification and grooved requirement, compacting is front according to the design density 0.75g/cm of the volume 6000mm * 83mm * 69mm * section bar of single sectional blank
3the materials weight that calculates single sectional blank is 25.8kg, according to materials weight standard, band tacamahac wood wool bar is weighed, being laid on the thruster material platform of vertical cold press with bakelite strand 25.8kg after weighing, with the material-pulling device on vertical cold press, by 25.8kg with the horizontal sliding of bakelite strand in the die cavity of vertical cold press, then use the hydraulic pressure head device on vertical cold press top to the poplar wood wool bar raw material of lower compression band glue, the working unit pressure of use is 80kg/cm
2while being compressed to the height 69mm of sectional material blank of setting, stop, simultaneously with the clamping mechanism on cold press, by the sectional material blank locking of compression in iron assembling die, then its push-and-pull is simultaneously gone out to cold press, said process has completed the compacting of wooden base composite material blank;
(5) being heating and curing of sectional material blank: adopt 60 meters of long tunnel drying ovens, section bar after compacting is heating and curing, two sections of different humidity provinces before and after being divided in tunnel drying oven, in kiln, the length of first 30 meters is preheated zone, the mean temperature in this region is 95 ℃, in kiln, the length of latter 30 meters is gluing and solidifying region, the mean temperature in this region is 142 ℃, be compressed in the sectional material blank in iron assembling die, many hang side by side on the transmission device of tunnel drying oven charging aperture, speed with 0.1 meter per minute is slowly advanced continuously, by heating of long-time 95 ℃ of preheated zone, the average moisture content of assembling die inner profile blank is down to average moisture content 10% by 15%, the internal temperature of sectional material blank is raised to >=and 95 ℃, by heating of long-time 142 ℃ of gluing and solidifying region, sectional material blank generation chemical reaction gluing and solidifying in assembling die, become a whole wooden base composite material blank,
(6) demoulding: after kiln discharge assembling die inner profile temperature be down to≤50 ℃ after, unload nut and bolt on lockset bolt, with hydraulic ingot stripper, throw off assembling die, take out the wooden base composite material blank of whole;
(7) shaping of sectional material blank processing: the special-purpose grooved cutter that uses carpenter's four side moulder and configuration, the four sides of wooden base composite material blank after the demoulding and grooved are carried out to the micro-planing operation of 0.5mm, make section bar become the special-purpose wooden base composite material of building energy conservation window of 6000mm * 82mm * 68mm standard specification.
Embodiment 2
The special-purpose wooden base composite material of a kind of building energy conservation window, it is characterized in that being formed by the salix monogolica wood wool bar that accounts for wooden base composite material overall weight 75%, 15% secret polyimide resin, 5% bentonite, four kinds of high-molecular organic materials of lignin of 5%, in being provided with the mould that vacuum glass, handware, sealing joint strip multilayer grooved are installed, through supercooled state mold pressing, heating cure, make 6000mm * 82mm * 68mm specification, density 0.75g/cm
3the special-purpose wooden base composite material of building energy conservation window, the specification of special-purpose wooden base composite material and grooved, set when the processing mold according to the requirement of building energy conservation window.
The cold pressing manufacture method of heat cure of the special-purpose wooden base composite material of building energy conservation window, is characterized in that concrete implementation step is as follows:
(1) preparation of raw material: the salix monogolica branch of take in shrub is raw material, rolls the branch that becomes flat-shaped cracking to salix monogolica branch with roller, the salix monogolica branch of flat-shaped cracking is standby after slag crust is removed in washing;
(2) anticorrosion to the salix monogolica branch of flat-shaped cracking, modification and dipping process: in vacuum pressed tank to the raw material using disposable complete anticorrosion, the processing of modification and impregnation, the other fluid reservoir of placing respectively two ￠ 1.8m * 11m of vacuum pressed tank at ￠ 1.5m * 11m, wherein No. 1 tank is anticorrisive agent fluid reservoir, to be 1.2% ACQ anticorrisive agent use as the antiseptic solution of raw material working concentration active ingredient, be stored in No. 1 fluid reservoir, No. 2 tanks are modified adhesive fluid reservoir, in the secret polyimide resin of solid content 15%, add 5% bentonite and 5% lignin, be modulated into solid content and be 25% water-soluble modified adhesive solvent, modifier and adhesive as raw material are used simultaneously, be stored in No. 2 fluid reservoirs, during work, the frock basket of filling the salix monogolica branch raw material of flat-shaped cracking is hung on small rail car, after pushing in vacuum pressed tank, close tank door, first to using the salix monogolica branch raw material of flat-shaped cracking to carry out processed, during reach-the 0.08MPa that vacuumizes negative pressure, keep 20 minutes, make the average moisture content of the salix monogolica branch raw material of flat-shaped cracking reach 30%, open the draining valve of vacuum pressed tank below water is discharged, then the salix monogolica branch raw material of flat-shaped cracking is carried out to preservative treatment, during reach-the 0.08MPa that vacuumizes negative pressure, open the valve in No. 1 fluid reservoir and vacuum pressed tank connecting pipe, antiseptic solution is piled fast to vacuum pressed tank, add when the salix monogolica branch raw material liquid absorption that is just depressed into the flat-shaped cracking of 0.2MPa reaches 120% and stop, open the draining valve of vacuum pressed tank below, unnecessary antiseptic solution is discharged, the antiseptic solution of discharging returns with pump dispatch in the fluid reservoir of No. 1, close secondary vacuum pumping after the draining valve of vacuum pressed tank, salix monogolica branch raw material to the flat-shaped cracking of liquid absorption 120% dewaters, in negative pressure, under-0.09MPa condition, keep 30 minutes, the salix monogolica branch raw material moisture content of flat-shaped cracking reaches 40% to be stopped, and open again the draining valve of vacuum pressed tank below, discharge valve-off after unnecessary antiseptic solution, salix monogolica branch raw material to flat-shaped cracking after valve-off carries out modification and dipping process, vacuumize, during reach-0.08MPa of negative pressure, open the valve in No. 2 fluid reservoirs and vacuum pressed tank connecting pipe, modified adhesive solution is piled fast to vacuum pressed tank, add when the salix monogolica branch raw material liquid absorption that is just depressed into the flat-shaped cracking of 0.5MPa reaches 110% and stop, open the draining valve of vacuum pressed tank below, unnecessary modified adhesive solution is discharged, the modified adhesive solution of discharging returns with pump dispatch in the fluid reservoir of No. 2, close secondary vacuum pumping after the draining valve of vacuum pressed tank, salix monogolica branch raw material to the flat-shaped cracking of liquid absorption 110% dewaters, in negative pressure, under-0.09MPa condition, keep 30 minutes, the average moisture content of the salix monogolica branch raw material of flat-shaped cracking reaches 50% to be stopped, and open again the draining valve of vacuum pressed tank below, after the interior unnecessary modified adhesive solution of drain tank, open tank door, and pull out the charging carriage in tank, said process has completed anticorrosion to the salix monogolica branch raw material of flat-shaped cracking, modification and dipping process,
(3) with the salix monogolica branch raw material chopping of the flat-shaped cracking of glue, dry, spreading, charging is processed: adopt by the filament cutter with length control device, mesh dryer, reciprocating feeding belt, material receiving with Pneumatic pressure flitch and scraping wings, automatic sawing, cutting machine, the production line that pulp-collecting box is combined into is produced, with the filament cutter of length control device and the feeding belt of mesh dryer, be 90 degree tee T combination installations, mesh dryer discharging opening feed belt and reciprocating conveyer belt are 90 degree tee T combinations and install, material receiving is the end that in-line is longitudinally arranged on reciprocating feeding belt, automatic sawing, cutting machine is arranged on the front end of material receiving, the striker plate of fixed length purposes is equipped with in the rear end of material receiving, pulp-collecting box is placement parallel with material receiving in material receiving side, during work, by the salix monogolica branch raw material individual layer tiling with the flat-shaped cracking of glue, be placed on the filament cutter feeding belt with length control device, feeding belt is sent the salix monogolica branch of the flat-shaped cracking with glue into filament cutter continuously, cut into 1270mm * 3mm * 2mm with the salix monogolica wood wool bar of glue, salix monogolica wood wool bar with glue drops on mesh dryer feeding belt, feeding belt moves ahead the salix monogolica wood wool bar with glue is sent in mesh dryer and is dried, , guipure gait of march in drying machine is 7m/min, temperature is 95 ℃, wind speed is 4m/s, salix monogolica wood wool bar with glue after dry transmits through mesh dryer discharging opening feed belt, fall into successively on reciprocating conveyer belt, slowly moving ahead of reciprocating conveyer belt, make to fall into successively on reciprocating conveyer belt the salix monogolica wood wool bar dislocation lap joint with glue, while reaching 20 meters, reciprocating conveyer belt oppositely slowly travels, with the salix monogolica wood wool bar of glue, fall into successively on reciprocating conveyer belt above the salix monogolica wood wool bar with glue, repeatedly back and forth make the height to 200mm with the salix monogolica wood wool bar stratiform spreading of glue, 6000mm is long, the stratiform salix monogolica wood wool bar that 200mm is high forwards on material receiving, touch after the striker plate on material receiving, Pneumatic pressure flitch on material receiving is descending, push down and enter 6000mm length on material receiving, the much higher layer of 200mm is with the salix monogolica wood wool bar of glue, sawing machine is sawed-off by the salix monogolica wood wood wool bar of sandwich tape glue fast, the pneumatic scraping wings of material receiving upper side, the salix monogolica wood wool bar of the sandwich tape glue after sawing is pushed in the pulp-collecting box of material receiving opposite side, the continuous operation of whole production line, completed the salix monogolica branch raw material chopping with the flat-shaped cracking of glue, dry, spreading, the processing of charging, average moisture content with glue salix monogolica wood wool bar after dry is 14%,
(4) compacting of sectional material blank: use the vertical cold press compacting section bar with side pushing structure, the every front die cavity bottom at cold press of sectional material blank compacting, put into the iron assembling die of making by energy-conservation timber window specification and grooved requirement, compacting is front according to the design density 0.75g/cm of the volume 6000mm * 83mm * 69mm * section bar of single sectional blank
3the materials weight that calculates single sectional blank is 25.8kg, according to materials weight standard, band glue salix monogolica wood wool bar is weighed, being laid on the thruster material platform of vertical cold press with glue salix monogolica wood wool bar 25.8kg after weighing, with the material-pulling device on vertical cold press, by 25.8kg with the horizontal sliding of glue salix monogolica wood wool bar in the die cavity of vertical cold press, then use the hydraulic pressure head device on vertical cold press top to the salix monogolica wood wool bar raw material of lower compression band glue, the working unit pressure of use is 85kg/cm
2while being compressed to the height 69mm of sectional material blank of setting, stop, simultaneously with the clamping mechanism on cold press, by the sectional material blank locking of compression in iron assembling die, then its push-and-pull is simultaneously gone out to cold press, said process has completed the compacting of wooden base composite material blank;
(5) being heating and curing of sectional material blank: adopt 60 meters of long tunnel drying ovens, section bar after compacting is heating and curing, two sections of different humidity provinces before and after being divided in tunnel drying oven, in kiln, the length of first 30 meters is preheated zone, the mean temperature in this region is 95 ℃, in kiln, the length of latter 30 meters is gluing and solidifying region, the mean temperature in this region is 145 ℃, be compressed in the sectional material blank in iron assembling die, many hang side by side on the transmission device of tunnel drying oven charging aperture, speed with 0.1 meter per minute is slowly advanced continuously, by heating of long-time 95 ℃ of preheated zone, the average moisture content of assembling die inner profile blank is down to average moisture content 8% by 14%, the internal temperature of sectional material blank is raised to >=and 95 ℃, by heating of long-time 145 ℃ of gluing and solidifying region, sectional material blank generation chemical reaction gluing and solidifying in assembling die, become a whole wooden base composite material blank,
(6) demoulding: after kiln discharge assembling die inner profile temperature be down to≤50 ℃ after, unload nut and bolt on lockset bolt, with hydraulic ingot stripper, throw off assembling die, take out the wooden base composite material blank of whole;
(7) shaping of sectional material blank processing: the special-purpose grooved cutter that uses carpenter's four side moulder and configuration, the four sides of wooden base composite material blank after the demoulding and grooved are carried out to the micro-planing operation of 0.5mm, make section bar become the special-purpose wooden base composite material of building energy conservation window of 6000mm * 82mm * 68mm standard specification.
Above-mentioned detailed description of the manufacture method of the special-purpose wooden base composite material of a kind of building energy conservation window and the heat cure of colding pressing thereof being carried out with reference to embodiment; illustrative rather than determinate; various timber and the various branches in shrub that can exemplify out the use quick growing species of trees according to institute's limited range are raw material; produce the embodiment of the special-purpose wooden base composite material of building energy conservation window of different size; therefore in the variation and the modification that do not depart under general plotting of the present invention, within should belonging to protection scope of the present invention.
Claims (2)
1. the special-purpose wooden base composite material of a building energy conservation window, it is characterized in that being formed by the wood wool bar that accounts for wooden base composite material overall weight 70-80%, the secret polyimide resin of 10-15%, the bentonite of 5-10%, four kinds of high-molecular organic materials of the lignin of 5-10%, in being provided with the mould that vacuum glass, handware, sealing joint strip multilayer grooved are installed, through supercooled state mold pressing, heating cure, make length≤20 meter, width≤120 millimeter, highly≤80 millimeters, density>=0.75g/cm
3the special-purpose wooden base composite material of building energy conservation window, the specification of special-purpose wooden base composite material and grooved, set when the processing mold according to the requirement of building energy conservation window.
2. the special-purpose wooden base composite material of the building energy conservation window manufacture method for heat cure of colding pressing, is characterized in that concrete implementation step is as follows:
(1) preparation of raw material: the timber of the various quick growing species of trees such as willow, eucalyptus, the bamboo willow wood materials different from salix monogolica branch, false indigo branch two classes in shrub of take is respectively raw material, take the round log of the various quick growing species of trees such as willow, eucalyptus, bamboo willow during as raw material, and the veneer of round log rotary-cut being made to unified specification with timber lathe is standby; Take salix monogolica branch in shrub or false indigo branch during as raw material, with roller, salix monogolica branch or false indigo branch are rolled to the branch that becomes flat-shaped cracking, flat-shaped cracking branch is standby after slag crust is removed in washing;
(2) to veneer, flat-shaped cracking branch raw material anticorrosion, modification and dipping process: in vacuum pressed tank to the raw material using disposable complete anticorrosion, the processing of modification and impregnation, on vacuum pressed tank side, place respectively two fluid reservoirs that are greater than pressurized canister volume, wherein, No. 1 tank is anticorrisive agent fluid reservoir, working concentration active ingredient is the ACQ anticorrisive agent of 1-1.2%, antiseptic solution as raw material is used, be stored in No. 1 fluid reservoir, No. 2 tanks are modified adhesive fluid reservoir, in the secret polyimide resin of solid content 15-20%, add the bentonite of 5-10% and the lignin of 5-10%, being modulated into solid content is the water-soluble modified adhesive solvent of 25-30%, modifier and adhesive as raw material are used simultaneously, be stored in No. 2 fluid reservoirs, during work, the frock basket of filling standby raw material is hung on small rail car, after pushing in vacuum pressed tank, close tank door, first the raw material using is carried out to processed, during reach-the 0.08MPa that vacuumizes negative pressure, keep 15-20 minute, make the average moisture content of raw material reach 20-30%, open the draining valve of vacuum pressed tank below water is discharged, then raw material is carried out to preservative treatment, during reach-the 0.08MPa that vacuumizes negative pressure, open the valve in No. 1 fluid reservoir and vacuum pressed tank connecting pipe, antiseptic solution is piled fast to vacuum pressed tank, add when the liquid absorption that is just depressed into 0.2-0.25MPa raw material reaches 120-130% and stop, open the draining valve of vacuum pressed tank below, unnecessary antiseptic solution is discharged, the antiseptic solution of discharging returns with pump dispatch in the fluid reservoir of No. 1, close secondary vacuum pumping after the draining valve of vacuum pressed tank, raw material to liquid absorption 120-130% dewaters, in negative pressure, under-0.09MPa condition, keep 20-30 minute, raw material moisture content reaches 40-50% to be stopped, and open again the draining valve of vacuum pressed tank below, discharge valve-off after unnecessary antiseptic solution, after valve-off, raw material is carried out to modification and dipping process, vacuumize, during reach-0.075MPa of negative pressure, open the valve in No. 2 fluid reservoirs and vacuum pressed tank connecting pipe, modified adhesive solution is piled fast to vacuum pressed tank, add when the liquid absorption that is just depressed into 0.4-0.6MPa raw material evenly reaches 100-110% and stop, open the draining valve of vacuum pressed tank below, unnecessary modified adhesive solution is discharged, the modified adhesive solution of discharging returns with pump dispatch in the fluid reservoir of No. 2, close secondary vacuum pumping after the draining valve of vacuum pressed tank, raw material to liquid absorption 100-110% dewaters, in negative pressure, under-0.09MPa condition, keep 20-30 minute, raw material moisture content reaches 40-50% to be stopped, and open again the draining valve of vacuum pressed tank below, after the interior unnecessary modified adhesive solution of drain tank, open tank door, and pull out the charging carriage in tank, said process has completed anticorrosion to raw material, modification and dipping process,
(3) chopping of raw material, dry, spreading, charging is processed: adopt by filament cutter, mesh dryer, reciprocating feeding belt, material receiving with Pneumatic pressure flitch and scraping wings, automatic sawing, cutting machine, the production line that pulp-collecting box is combined into is produced, the feeding belt of filament cutter and mesh dryer is 90 degree tee T combinations and installs, mesh dryer discharging opening feed belt and reciprocating conveyer belt are 90 degree tee T combinations and install, material receiving is the end that in-line is longitudinally arranged on reciprocating feeding belt, automatic sawing, cutting machine is arranged on the front end of material receiving, the striker plate of fixed length purposes is equipped with in the rear end of material receiving, pulp-collecting box is placement parallel with material receiving in material receiving side, during work, by anticorrosion, band bakelite veneer after modification and dipping process or the flat-shaped cracking branch of band glue raw material are placed on filament cutter feeding belt, feeding belt is sent the raw material with glue into continuously filament cutter and is cut into band bakelite strand, band bakelite strand drops on mesh dryer feeding belt, feeding belt moves ahead band bakelite strand is sent in mesh dryer and is dried, , guipure gait of march in drying machine is 6-8m/min, temperature is 90 ℃--100 ℃, wind speed is 3-4m/s, dried band bakelite strand falls on reciprocating conveyer belt successively through mesh dryer discharging opening feed belt, slowly moving ahead of reciprocating conveyer belt, make to fall into successively the band bakelite strand dislocation lap joint on reciprocating conveyer belt, while reaching certain length, reciprocating conveyer belt oppositely slowly travels, with bakelite strand, fall into successively above the band bakelite strand on reciprocating conveyer belt, back and forth making with bakelite strand stratiform spreading to the height of setting repeatedly, stratiform spreading forwards on material receiving to the band bakelite strand of setting height, touch after the striker plate on material receiving, the descending wood wool bar of pushing down the sandwich tape glue entering on material receiving of Pneumatic pressure flitch on material receiving, sawing machine is sawed-off by the wood wool bar of sandwich tape glue fast, the pneumatic scraping wings of material receiving upper side, the wood wool bar of the sandwich tape glue after sawing is pushed in the pulp-collecting box of material receiving opposite side, the continuous operation of whole production line has completed the chopping to raw material, dry, spreading, the processing of charging, average moisture content with bakelite strand after dry is 12-15%,
(4) compacting of sectional material blank: use the vertical cold press compacting section bar with side pushing structure, the every front die cavity bottom at cold press of sectional material blank compacting, put into the iron assembling die of making by energy-conservation timber window specification and grooved requirement, compacting is front according to the design density of the volume * section bar of single sectional blank, calculate the materials weight of single sectional blank, according to materials weight standard, band bakelite strand is weighed, being laid on the thruster material platform of vertical cold press with bakelite strand after weighing, with the material-pulling device on vertical cold press, by with the horizontal sliding of bakelite strand in the die cavity of vertical cold press, then use the hydraulic pressure head device on vertical cold press top to the wood wool bar raw material of lower compression band glue, the working unit pressure using is 80-90kg/cm
2, while being compressed to the sectional material blank height of setting, stop, simultaneously with the clamping mechanism on cold press, the sectional material blank locking of compression, in iron assembling die, is then gone out to cold press by its push-and-pull simultaneously, said process has completed the compacting of wooden base composite material blank,
(5) being heating and curing of sectional material blank: adopt the long tunnel drying oven of 40-60 rice, sectional material blank after compacting is heating and curing, two sections of different humidity provinces before and after being divided in tunnel drying oven, before in kiln, the length of 20-30 rice is preheated zone, the temperature in this region is 90 ℃-110 ℃, after in kiln, the length of 20-30 rice is gluing and solidifying region, the temperature in this region is 140 ℃-160 ℃, be compressed in the sectional material blank in iron assembling die, many hang side by side on the transmission device of tunnel drying oven charging aperture, speed with 0.1-0.15 rice per minute is slowly advanced continuously, by heating of long-time 90 ℃-110 ℃ of preheated zone, the average moisture content of assembling die inner profile blank is down to average moisture content 8-10% by 12-15%, the internal temperature of sectional material blank is raised to >=and 90 ℃, by heating of long-time 140 ℃-160 ℃ of gluing and solidifying region, sectional material blank generation chemical reaction gluing and solidifying in assembling die, become a whole wooden base composite material blank,
(6) demoulding: after kiln discharge assembling die inner profile temperature be down to≤50 ℃ after, unload nut and bolt on lockset bolt, with hydraulic ingot stripper, throw off assembling die, take out the wooden base composite material blank of whole;
(7) shaping of sectional material blank processing: the special-purpose grooved cutter that uses carpenter's four side moulder and configuration, micro-planing operation is carried out with grooved in four sides to wooden base composite material blank after the demoulding, make specification, the grooved of section bar consistent with designing requirement, become the special-purpose wooden base composite material of building energy conservation window of standard.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107127839A (en) * | 2017-05-27 | 2017-09-05 | 福建农林大学 | A kind of preparation method of bamboo fibre laminated timber |
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| CN102409835A (en) * | 2011-09-07 | 2012-04-11 | 李茂林 | High-density composite board specially used for wood floor and manufacturing method thereof |
| CN102794807A (en) * | 2012-09-03 | 2012-11-28 | 许文胜 | Production method for pre-stress straw batten for building |
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| DE3325052A1 (en) * | 1983-07-12 | 1985-01-31 | Kühl Bauelemente GmbH, 4630 Bochum | Window with wooden/aluminium frame |
| CN1174777A (en) * | 1996-08-27 | 1998-03-04 | 安徽省石台木材厂 | Technology for producing molded door with decorative surface of lumber sliced sheet |
| JP2011101959A (en) * | 2009-11-10 | 2011-05-26 | Koyo Sangyo Co Ltd | Method for producing laminated material |
| CN102409835A (en) * | 2011-09-07 | 2012-04-11 | 李茂林 | High-density composite board specially used for wood floor and manufacturing method thereof |
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