CN107471338A - A kind of wear-resisting integrated wooden material of timber restructuring - Google Patents
A kind of wear-resisting integrated wooden material of timber restructuring Download PDFInfo
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- CN107471338A CN107471338A CN201710744352.1A CN201710744352A CN107471338A CN 107471338 A CN107471338 A CN 107471338A CN 201710744352 A CN201710744352 A CN 201710744352A CN 107471338 A CN107471338 A CN 107471338A
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- Prior art keywords
- timber
- edge strip
- timber edge
- wear
- restructuring
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D1/00—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring
- B27D1/10—Butting blanks of veneer; Joining same along edges; Preparatory processing of edges, e.g. cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D1/00—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring
- B27D1/04—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring to produce plywood or articles made therefrom; Plywood sheets
- B27D1/08—Manufacture of shaped articles; Presses specially designed therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/02—Processes; Apparatus
- B27K3/0207—Pretreatment of wood before impregnation
- B27K3/0214—Drying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/02—Processes; Apparatus
- B27K3/08—Impregnating by pressure, e.g. vacuum impregnation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/34—Organic impregnating agents
- B27K3/50—Mixtures of different organic impregnating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K5/00—Treating of wood not provided for in groups B27K1/00, B27K3/00
- B27K5/007—Treating of wood not provided for in groups B27K1/00, B27K3/00 using pressure
- B27K5/0075—Vacuum
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
The present invention provides a kind of wear-resisting integrated wooden material of timber restructuring, including at least one piece of plate construction cell cube, it is characterised in that：The plate construction cell cube is made up of the timber edge strip of alternately laminated arrangement successively；The timber edge strip includes the first timber edge strip, the second timber edge strip, the 3rd timber edge strip.The wear-resisting integrated timber material product woodiness touch of timber restructuring produced by the invention is strong, density and intensity are high, and decoration performance is good.
Description
Technical field
The invention belongs to wood processing technique field, and in particular to a kind of wear-resisting integrated wooden material of timber restructuring.
Background technology
Current China economy is fast-developing, but log yield but reduces year by year causes timber supply and demand breach increasingly
Greatly.Therefore, find a kind of new product turns into the task of top priority to alleviate imbalance between supply and demand.The fast growing wood aboundresources in China, accumulation
Greatly, the rich production woods resource of substantial amounts of fast-growing still needs rationally efficiently to be developed at present.Scrimber is with low-quality fast-growing path
Material and thinnings are raw material, and laterally not broken, longitudinal curtain sheet shape wood beam that is loose and being staggeredly connected is separated into through grinding to rub with the hands to process,
By drying, be glued, mat formation, the process such as hot pressing reconfigures the novel artificial solid wood that processes.It is this to Scrimber
The utilization of material can be cost-effective, and and can effectively protects forest resources, moreover it is possible to alleviates imbalance between supply and demand, to sustainable development
It is significant.
The intensity and performance and timber of Scrimber are closest, and its birth has far-reaching influence to industry of artificial boards.
Its feature is the construction material that thinnings, the small dimension wood of artificial fast-growing can be reassembled into function admirable.The longitudinal direction of recombinant material is fine
Dimension makes it still have the intensity along machine direction, and defects in timber improve material because the effect of restructuring has excluded
Quality, improve raw material availability.Production particieboard can not meet needs of the people to structural wood, and utilize fast-growing and intermediate cutting
Material production Scrimber can meet this demand.
Scrimber has following advantage:（1）Raw material sources are extensive, and branch, undersized log, thinnings etc. are used equally for making weight
Group wood；（2）Scrimber production technology is relatively easy, and wood seperation only can reach semi-finished product specification with wooden beam machine；（3）Back tender
Sequence is easily-controllable, high temperature drying will not cause the deformation of wooden beam, curling and it is frangible the defects of.Therefore, Scrimber wood Shu Shiyi high temperature is fast
Rapid-curing cutback drying process and other easy-to-use drying and processing methods；（4）Various ways can be taken by spreading adhesive, can glue mixing,
Can glue spraying also impregnation, more usable isocyanates adhesive make wooden beam-curable reduce technique in a certain moisture content scope
Difficulty；（5）To precompressed and heat pressing process without particular/special requirement, restructuring wood products can be produced using cold press or hot press；（6）Add
Work Spraying technique is excellent.Saw, plane, drilling, milling, splicing, spreading, veneer etc. are very convenient；（7）Scrimber is not bent, no
Cracking, non-warping, uniform in material, sectional area is big.Building structure is can apply to just because of these advantage Scrimbers
Field, effectively alleviate the imbalance between supply and demand of China's structure material, there are wide market prospects.
The production technology of following Scrimber will necessarily be fast-developing with the progress of industry with equipment, the Scrimber in China
Manufacturing equipment is estimated will to obtain revolutionary progress in " 13 " latter stage；The material property of Scrimber will significantly change till that time
Kind, technical barrier will be addressed.In addition, the Scrimber of big specification will be worked out to meet large span, large scale market
Need, further expand the application of Scrimber.The research and development in current China recombinant material field is faced with preceding institute not
Some opportunities and challenges, only by continuous scientific research and innovation, further breakthrough could be obtained in recombinant material field.
The content of the invention
In view of this, the present invention provides a kind of new integrated wooden material of wear-resisting timber restructuring, and the present invention has wooden
The advantages of sense is strong, density and intensity are high, and decoration performance is good, while the quality of product of the present invention has significantly carry compared with prior art
Rise, obtained products application scope is more extensive.
The technical scheme is that：A kind of wear-resisting integrated wooden material of timber restructuring, including at least one piece of plate construction
Cell cube, it is characterised in that：The plate construction cell cube is made up of the timber edge strip of alternately laminated arrangement successively；The wood
Edge article includes the first timber edge strip, the second timber edge strip, the 3rd timber edge strip.
Further, the first timber edge strip is beech timber edge strip, and its averag density is 0.55-0.8g/cm3。
Further, the second timber edge strip is camphorwood timber edge strip, and its averag density is 0.6-0.8g/cm3。
Further, the 3rd timber edge strip is red sandalwood timber edge strip, and its averag density is 0.65-0.85g/cm3。
Further, the averag density of the plate construction cell cube is 1.35-1.85g/cm3。
Further, described plate construction unit surface layer is forward mated formation for the 3rd timber edge strip is parallel.
Further, the timber edge strip of described plate construction cell cube build-up layer is the first timber edge strip and the second timber
While by forward mating formation, wherein short spreading, is laminated mutually.
Further, the timber edge strip laying direction on the timber edge strip of the build-up layer and top layer is vertical or oblique mats formation.
In the present invention, refer to density in 0.50-0.80g/cm using intermediate density timber3, end hardness is in 5001-
10000N timber, this kind of wood quality is neither too hard, nor too soft, and processing characteristics is good, is the master of the solid wood class product such as solid wooden floor board, furniture
Want commerical tree species.But some intermediate density timber due to material itself the problem of, it is difficult to efficiently utilize, also need to develop these
The utilization new way of low-quality intermediate density timber.
Tencel veneer Scrimber manufacturing technology, it is to inherit and absorbing traditional Scrimber and existing Recombined bamboo, bamboo
On the basis of base fibrous composite success industrialization experience, fibrosis processing is carried out to veneer, then uses for reference Recombined bamboo production work
Skill, using fibrosis veneer as elementary cell, it is prepared into new Scrimber., can be by 3 using tencel veneer recombinant technique
Kind timber is prepared into Scrimber and is used instead of Hard―Wood, to improve the value of product.
The manufacture method of the integrated wooden material of wear-resisting timber restructuring of the present invention is, including raw material choose and its processing,
The preparation section of plate square bar construction unit body, its specific method step are as follows：
a）Caused dead meal in collection solid wood class, Monoplacophora timber and product process, to corticated timber edge strip
Then first discongest peeling；
b）By the raw material after-treatment of selection, it is specifically：Respectively by all kinds of timber flaw-piece sawings into edge strip, edge strip is width 5-
20mm, length 10-50cm：Timber edge strip is dried to moisture content 6%-12% again；Then timber edge strip is subjected to impregnation, leaching
Enter into maceration extract, the timber edge strip after immersion liquid is through draining and force drying is to moisture content below 12%；
c）During timber edge strip after after-treatment is forward uniformly layered in a concave groove by edge strip grain of wood direction, formed
Slab：
d）Hot pressing in the mould that blank push-in in concave groove is placed on hot press, hot-forming is plate square bar：Wherein：
120-160 DEG C of hot pressing temperature, hot pressing pressure 2-7MPa, hot pressing time are every millimeter of thickness of slab 1-3min/mm；
e）The plate square bar suppressed is tailored after edging, sanding, finished product, that is, obtain the first timber edge strip, the second timber
Edge strip, the 3rd timber edge strip.
Further, the step a）The raw material of middle selection if the timber edge strip with bark, then first discongest peeling,
Rolled by roller discongest, flat board concora crush is discongested or manual method makes bark and wood seperation.
In the present invention, vacuum is carried out to the fast growing wood Jing Guo artificial drying -- pressurization full-cell process impregnation, pass through
Investigative test early stage, the impregnating depth and uniformity two indices of resin and preservative are investigated with material, optimizes and determines
Vacuum-impregnating by pressure scheme is:Examination material enters tank-vacuumize, and -- -- -- release -- rear vacuum -- goes out tank, vacuumizing makes to normal pressure for pressurization
Vacuum 0.08-0.09MPa in tank, 3h is kept, pressure differential effect is lower to import maceration extract；Normal pressure is returned to, while steams heating
In to tank 55-65 DEG C of environment temperature and keep one hour；Repressurization keeps 5h, and maintain temperature constant to 0.5MPa；It is most laggard
The unnecessary maceration extract of surface of test piece is drawn in application of vacuum after row and cooling goes out tank.After dipping, low temperature batch (-type) pressing plate is done in
Dry processing impreg.
Particularly, the maceration extract is made up of the raw material of following composition by weight：Ethylenediamine tetra-acetic acid 13-25 parts, polyphenyl
Amine 3-9 parts, reed anthraquinone 18-27 parts, chitosan 9-16 parts, nanometer hydroxyapatite 6-15 parts, boron triethyl 7-11 parts.
Traditionally, visual timber is the enhanced Biocomposite material of natural orientation chopped strand, mainly by cellulose, half
Cellulose and the main polymer composition of three kinds of lignin, wherein, cellulose that weight/mass percentage composition is about 50% or so aggregation one
Body forms wood cell organization framework, to bearing load, referred to as strengthens phase, weight/mass percentage composition respectively accounts for 25% or so half fibre
Dimension element and lignin belong to hard solidity crust class material, are filled in around cellulose microfibril, for disperseing and transmitting stress, claim
For continuous phase.Trees gene and growth characteristics determine the heterogeneity of wood internal construction and chemical composition distribution, such as tie
Shell class material content in compound middle lamella is higher（Account for 86%）, content of cellulose is higher in cell membrane secondary wall（Account for
59%）, this is also one of the main reason for strength of wood performance variability is larger.Found according to research, enter timber microfibril
The synergistic effect of maceration extract composition in gap, it can be chemically reacted under temperature action with timber Main Components, so as to
Strengthen the connection between timber Main Components, the especially connection between cellulose fibril.Component in maceration extract can live with timber
Property group chemical react to be formed similar to lignin, hemicellulose etc. crust class material so as to be wrapped in cellulose microfibril week
Enclose, the effect of tying played to timber " enhancing phase "-fibril, preferably play a part of scattered under external force effect and transmit stress,
Material is set to resist the ability enhancing of sliding rupture between cellulose fibril during bearing external applied load, this is that maceration extract modification makes wood
The basic reason that material strength character is greatly improved.
The modification of maceration extract by the present invention, product material mechanical property of the invention improvement amplitude is larger, with
Untreated material is compared, and Deflection Modulus of Elasticity, bending strength, Compression strength parallel to the grain are obviously improved, and lifting amplitude is 30%
More than.
The present invention recombinates integrated technology by timber on the premise of the original wooden structures of timber edge strip are not destroyed, by timber
Industrial wood waste edge strip is reassembled into high intensity, high-performance, the novel timber with wood grain attractive in appearance.Can be outer indoors
Building and ornament materials, high-grade Wood-door window, high-grade solid wood furniture, timber buildings and auto carriage board, high-intensity packing material
Deng being used widely in field.
It is an advantage of the invention that：
1st, compared with existing fiberboard, wood shavings panel products, the wear-resisting integrated timber material product of timber restructuring produced by the invention
Woodiness touch is strong, density and intensity are high, and decoration performance is good.
2nd, the wear-resisting integrated timber material manufacturing method energy consumption of timber restructuring of the present invention is low, equipment investment is small.
3rd, a large amount of residue waste materials can be applied preferably, remarkable in economical benefits.
4th, compared with particle makes fiberboard, particieboard, because the adhesive dosage of addition greatly reduces, product more ring
Protect.
5th, being substantially improved due to product quality, obtained products application scope are more extensive.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is another structural representation of the present invention；
Fig. 3 is the partial structural diagram of the present invention；
Fig. 4 is another partial structural diagram of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Embodiment 1
A kind of wear-resisting integrated wooden material of timber restructuring, including at least one piece of plate construction cell cube, it is characterised in that：The plate
Material construction unit body is made up of the timber edge strip of alternately laminated arrangement successively；The timber edge strip include the first timber edge strip,
Second timber edge strip, the 3rd timber edge strip.
Further, the first timber edge strip is beech timber edge strip, and its averag density is 0.55g/cm3。
Further, the second timber edge strip is camphorwood timber edge strip, and its averag density is 0.6g/cm3。
Further, the 3rd timber edge strip is red sandalwood timber edge strip, and its averag density is 0.65g/cm3。
Further, the averag density of the plate construction cell cube is 1.35g/cm3。
Further, described plate construction unit surface layer is forward mated formation for the 3rd timber edge strip is parallel.
Further, the timber edge strip of described plate construction cell cube build-up layer is the first timber edge strip and the second timber
While by forward mating formation, wherein short spreading, is laminated mutually.
Further, the timber edge strip laying direction on the timber edge strip of the build-up layer and top layer is vertical or oblique mats formation.
In the present invention, refer to density in 0.50-0.80g/cm using intermediate density timber3, end hardness is in 5001-
10000N timber, this kind of wood quality is neither too hard, nor too soft, and processing characteristics is good, is the master of the solid wood class product such as solid wooden floor board, furniture
Want commerical tree species.But some intermediate density timber due to material itself the problem of, it is difficult to efficiently utilize, also need to develop these
The utilization new way of low-quality intermediate density timber.
Tencel veneer Scrimber manufacturing technology, it is to inherit and absorbing traditional Scrimber and existing Recombined bamboo, bamboo
On the basis of base fibrous composite success industrialization experience, fibrosis processing is carried out to veneer, then uses for reference Recombined bamboo production work
Skill, using fibrosis veneer as elementary cell, it is prepared into new Scrimber., can be by 3 using tencel veneer recombinant technique
Kind timber is prepared into Scrimber and is used instead of Hard―Wood, to improve the value of product.
The manufacture method of the integrated wooden material of wear-resisting timber restructuring of the present invention is, including raw material choose and its processing,
The preparation section of plate square bar construction unit body, its specific method step are as follows：
a）Caused dead meal in collection solid wood class, Monoplacophora timber and product process, to corticated timber edge strip
Then first discongest peeling；
b）By the raw material after-treatment of selection, it is specifically：Respectively by all kinds of timber flaw-piece sawings into edge strip, edge strip is width 5-
20mm, length 10-50cm：Timber edge strip is dried to moisture content 6%-12% again；Then timber edge strip is subjected to impregnation, leaching
Enter into maceration extract, the timber edge strip after immersion liquid is through draining and force drying is to moisture content below 12%；
c）During timber edge strip after after-treatment is forward uniformly layered in a concave groove by edge strip grain of wood direction, formed
Slab：
d）Hot pressing in the mould that blank push-in in concave groove is placed on hot press, hot-forming is plate square bar：Wherein：
120 DEG C of hot pressing temperature, hot pressing pressure 2MPa, hot pressing time are every millimeter of thickness of slab 1min/mm；
e）The plate square bar suppressed is tailored after edging, sanding, finished product, that is, obtain the first timber edge strip, the second timber
Edge strip, the 3rd timber edge strip.
Further, the step a）The raw material of middle selection if the timber edge strip with bark, then first discongest peeling,
Rolled by roller discongest, flat board concora crush is discongested or manual method makes bark and wood seperation.
In the present invention, vacuum is carried out to the fast growing wood Jing Guo artificial drying -- pressurization full-cell process impregnation, pass through
Investigative test early stage, the impregnating depth and uniformity two indices of resin and preservative are investigated with material, optimizes and determines
Vacuum-impregnating by pressure scheme is:Examination material enters tank-vacuumize, and -- -- -- release -- rear vacuum -- goes out tank, vacuumizing makes to normal pressure for pressurization
Vacuum 0.08MPa in tank, 3h is kept, pressure differential effect is lower to import maceration extract；Normal pressure is returned to, while steams and is warming up in tank
55 DEG C of environment temperature is simultaneously kept for one hour；Repressurization keeps 5h, and maintain temperature constant to 0.5MPa；Vacuum after finally carrying out
The unnecessary maceration extract of surface of test piece is drawn in processing and cooling goes out tank.After dipping, the low temperature batch (-type) pressing plate drying process leaching in
Stain material.
Particularly, the maceration extract is made up of the raw material of following composition by weight：13 parts of ethylenediamine tetra-acetic acid, polyaniline 3
Part, 18 parts of reed anthraquinone, 9 parts of chitosan, 6 parts of nanometer hydroxyapatite, 7 parts of boron triethyl.
Traditionally, visual timber is the enhanced Biocomposite material of natural orientation chopped strand, mainly by cellulose, half
Cellulose and the main polymer composition of three kinds of lignin, wherein, cellulose that weight/mass percentage composition is about 50% or so aggregation one
Body forms wood cell organization framework, to bearing load, referred to as strengthens phase, weight/mass percentage composition respectively accounts for 25% or so half fibre
Dimension element and lignin belong to hard solidity crust class material, are filled in around cellulose microfibril, for disperseing and transmitting stress, claim
For continuous phase.Trees gene and growth characteristics determine the heterogeneity of wood internal construction and chemical composition distribution, such as tie
Shell class material content in compound middle lamella is higher（Account for 86%）, content of cellulose is higher in cell membrane secondary wall（Account for
59%）, this is also one of the main reason for strength of wood performance variability is larger.Found according to research, enter timber microfibril
The synergistic effect of maceration extract composition in gap, it can be chemically reacted under temperature action with timber Main Components, so as to
Strengthen the connection between timber Main Components, the especially connection between cellulose fibril.Component in maceration extract can live with timber
Property group chemical react to be formed similar to lignin, hemicellulose etc. crust class material so as to be wrapped in cellulose microfibril week
Enclose, the effect of tying played to timber " enhancing phase "-fibril, preferably play a part of scattered under external force effect and transmit stress,
Material is set to resist the ability enhancing of sliding rupture between cellulose fibril during bearing external applied load, this is that maceration extract modification makes wood
The basic reason that material strength character is greatly improved.
The modification of maceration extract by the present invention, product material mechanical property of the invention improvement amplitude is larger, with
Untreated material is compared, and Deflection Modulus of Elasticity, bending strength, Compression strength parallel to the grain are obviously improved, and lifting amplitude is 30%
More than.
Embodiment 2
A kind of wear-resisting integrated wooden material of timber restructuring, including at least one piece of plate construction cell cube, it is characterised in that：The plate
Material construction unit body is made up of the timber edge strip of alternately laminated arrangement successively；The timber edge strip include the first timber edge strip,
Second timber edge strip, the 3rd timber edge strip.
Further, the first timber edge strip is beech timber edge strip, and its averag density is 0.8g/cm3。
Further, the second timber edge strip is camphorwood timber edge strip, and its averag density is 0.8g/cm3。
Further, the 3rd timber edge strip is red sandalwood timber edge strip, and its averag density is 0.85g/cm3。
Further, the averag density of the plate construction cell cube is 1.85g/cm3。
Further, described plate construction unit surface layer is forward mated formation for the 3rd timber edge strip is parallel.
Further, the timber edge strip of described plate construction cell cube build-up layer is the first timber edge strip and the second timber
While by forward mating formation, wherein short spreading, is laminated mutually.
Further, the timber edge strip laying direction on the timber edge strip of the build-up layer and top layer is vertical or oblique mats formation.
The manufacture method of the integrated wooden material of wear-resisting timber restructuring of the present invention is, including raw material choose and its processing,
The preparation section of plate square bar construction unit body, its specific method step are as follows：
a）Caused dead meal in collection solid wood class, Monoplacophora timber and product process, to corticated timber edge strip
Then first discongest peeling；
b）By the raw material after-treatment of selection, it is specifically：Respectively by all kinds of timber flaw-piece sawings into edge strip, edge strip is width 5-
20mm, length 10-50cm：Timber edge strip is dried to moisture content 6%-12% again；Then timber edge strip is subjected to impregnation, leaching
Enter into maceration extract, the timber edge strip after immersion liquid is through draining and force drying is to moisture content below 12%；
c）During timber edge strip after after-treatment is forward uniformly layered in a concave groove by edge strip grain of wood direction, formed
Slab：
d）Hot pressing in the mould that blank push-in in concave groove is placed on hot press, hot-forming is plate square bar：Wherein：
160 DEG C of hot pressing temperature, hot pressing pressure 7MPa, hot pressing time are every millimeter of thickness of slab 3min/mm；
e）The plate square bar suppressed is tailored after edging, sanding, finished product, that is, obtain the first timber edge strip, the second timber
Edge strip, the 3rd timber edge strip.
Further, the step a）The raw material of middle selection if the timber edge strip with bark, then first discongest peeling,
Rolled by roller discongest, flat board concora crush is discongested or manual method makes bark and wood seperation.
In the present invention, vacuum is carried out to the fast growing wood Jing Guo artificial drying -- pressurization full-cell process impregnation, pass through
Investigative test early stage, the impregnating depth and uniformity two indices of resin and preservative are investigated with material, optimizes and determines
Vacuum-impregnating by pressure scheme is:Examination material enters tank-vacuumize, and -- -- -- release -- rear vacuum -- goes out tank, vacuumizing makes to normal pressure for pressurization
Vacuum 0.09MPa in tank, 3h is kept, pressure differential effect is lower to import maceration extract；Normal pressure is returned to, while steams and is warming up in tank
65 DEG C of environment temperature is simultaneously kept for one hour；Repressurization keeps 5h, and maintain temperature constant to 0.5MPa；Vacuum after finally carrying out
The unnecessary maceration extract of surface of test piece is drawn in processing and cooling goes out tank.After dipping, the low temperature batch (-type) pressing plate drying process leaching in
Stain material.
Particularly, the maceration extract is made up of the raw material of following composition by weight：25 parts of ethylenediamine tetra-acetic acid, polyaniline 9
Part, 27 parts of reed anthraquinone, 16 parts of chitosan, 15 parts of nanometer hydroxyapatite, 11 parts of boron triethyl.
The modification of maceration extract by the present invention, product material mechanical property of the invention improvement amplitude is larger, with
Untreated material is compared, and Deflection Modulus of Elasticity, bending strength, Compression strength parallel to the grain are obviously improved, and lifting amplitude is 30%
More than.
Embodiment 3
A kind of wear-resisting integrated wooden material of timber restructuring, including at least one piece of plate construction cell cube, it is characterised in that：The plate
Material construction unit body is made up of the timber edge strip of alternately laminated arrangement successively；The timber edge strip include the first timber edge strip,
Second timber edge strip, the 3rd timber edge strip.
Further, the first timber edge strip is beech timber edge strip, and its averag density is 0.7g/cm3。
Further, the second timber edge strip is camphorwood timber edge strip, and its averag density is 0.7g/cm3。
Further, the 3rd timber edge strip is red sandalwood timber edge strip, and its averag density is 0.75g/cm3。
Further, the averag density of the plate construction cell cube is 1.55g/cm3。
Further, described plate construction unit surface layer is forward mated formation for the 3rd timber edge strip is parallel.
Further, the timber edge strip of described plate construction cell cube build-up layer is the first timber edge strip and the second timber
While by forward mating formation, wherein short spreading, is laminated mutually.
Further, the timber edge strip laying direction on the timber edge strip of the build-up layer and top layer is vertical or oblique mats formation.
The manufacture method of the integrated wooden material of wear-resisting timber restructuring of the present invention is, including raw material choose and its processing,
The preparation section of plate square bar construction unit body, its specific method step are as follows：
a）Caused dead meal in collection solid wood class, Monoplacophora timber and product process, to corticated timber edge strip
Then first discongest peeling；
b）By the raw material after-treatment of selection, it is specifically：Respectively by all kinds of timber flaw-piece sawings into edge strip, edge strip is width 5-
20mm, length 10-50cm：Timber edge strip is dried to moisture content 6%-12% again；Then timber edge strip is subjected to impregnation, leaching
Enter into maceration extract, the timber edge strip after immersion liquid is through draining and force drying is to moisture content below 12%；
c）During timber edge strip after after-treatment is forward uniformly layered in a concave groove by edge strip grain of wood direction, formed
Slab：
d）Hot pressing in the mould that blank push-in in concave groove is placed on hot press, hot-forming is plate square bar：Wherein：
140 DEG C of hot pressing temperature, hot pressing pressure 4MPa, hot pressing time are every millimeter of thickness of slab 2.5min/mm；
e）The plate square bar suppressed is tailored after edging, sanding, finished product, that is, obtain the first timber edge strip, the second timber
Edge strip, the 3rd timber edge strip.
Further, the step a）The raw material of middle selection if the timber edge strip with bark, then first discongest peeling,
Rolled by roller discongest, flat board concora crush is discongested or manual method makes bark and wood seperation.
In the present invention, vacuum is carried out to the fast growing wood Jing Guo artificial drying -- pressurization full-cell process impregnation, pass through
Investigative test early stage, the impregnating depth and uniformity two indices of resin and preservative are investigated with material, optimizes and determines
Vacuum-impregnating by pressure scheme is:Examination material enters tank-vacuumize, and -- -- -- release -- rear vacuum -- goes out tank, vacuumizing makes to normal pressure for pressurization
Vacuum 0.085MPa in tank, 3h is kept, pressure differential effect is lower to import maceration extract；Normal pressure is returned to, while steams and is warming up to tank
Interior 58 DEG C of environment temperature is simultaneously kept for one hour；Repressurization keeps 5h, and maintain temperature constant to 0.5MPa；It is true after finally carrying out
Vacancy reason draws the unnecessary maceration extract of surface of test piece and cooling goes out tank.After dipping, the low temperature batch (-type) pressing plate drying process in
Impreg.
Particularly, the maceration extract is made up of the raw material of following composition by weight：17 parts of ethylenediamine tetra-acetic acid, polyaniline 5
Part, 23 parts of reed anthraquinone, 14 parts of chitosan, 8 parts of nanometer hydroxyapatite, 9 parts of boron triethyl.
The modification of maceration extract by the present invention, product material mechanical property of the invention improvement amplitude is larger, with
Untreated material is compared, and Deflection Modulus of Elasticity, bending strength, Compression strength parallel to the grain are obviously improved, and lifting amplitude is 30%
More than.
Embodiment 4
A kind of wear-resisting integrated wooden material of timber restructuring, including at least one piece of plate construction cell cube, it is characterised in that：The plate
Material construction unit body is made up of the timber edge strip of alternately laminated arrangement successively；The timber edge strip include the first timber edge strip,
Second timber edge strip, the 3rd timber edge strip.
Further, the first timber edge strip is beech timber edge strip, and its averag density is 0.75g/cm3。
Further, the second timber edge strip is camphorwood timber edge strip, and its averag density is 0.65g/cm3。
Further, the 3rd timber edge strip is red sandalwood timber edge strip, and its averag density is 0.7g/cm3。
Further, the averag density of the plate construction cell cube is 1.65g/cm3。
Further, described plate construction unit surface layer is forward mated formation for the 3rd timber edge strip is parallel.
Further, the timber edge strip of described plate construction cell cube build-up layer is the first timber edge strip and the second timber
While by forward mating formation, wherein short spreading, is laminated mutually.
Further, the timber edge strip laying direction on the timber edge strip of the build-up layer and top layer is vertical or oblique mats formation.
The manufacture method of the integrated wooden material of wear-resisting timber restructuring of the present invention is, including raw material choose and its processing,
The preparation section of plate square bar construction unit body, its specific method step are as follows：
a）Caused dead meal in collection solid wood class, Monoplacophora timber and product process, to corticated timber edge strip
Then first discongest peeling；
b）By the raw material after-treatment of selection, it is specifically：Respectively by all kinds of timber flaw-piece sawings into edge strip, edge strip is width 5-
20mm, length 10-50cm：Timber edge strip is dried to moisture content 6%-12% again；Then timber edge strip is subjected to impregnation, leaching
Enter into maceration extract, the timber edge strip after immersion liquid is through draining and force drying is to moisture content below 12%；
c）During timber edge strip after after-treatment is forward uniformly layered in a concave groove by edge strip grain of wood direction, formed
Slab：
d）Hot pressing in the mould that blank push-in in concave groove is placed on hot press, hot-forming is plate square bar：Wherein：
155 DEG C of hot pressing temperature, hot pressing pressure 5MPa, hot pressing time are every millimeter of thickness of slab 2min/mm；
e）The plate square bar suppressed is tailored after edging, sanding, finished product, that is, obtain the first timber edge strip, the second timber
Edge strip, the 3rd timber edge strip.
Further, the step a）The raw material of middle selection if the timber edge strip with bark, then first discongest peeling,
Rolled by roller discongest, flat board concora crush is discongested or manual method makes bark and wood seperation.
In the present invention, vacuum is carried out to the fast growing wood Jing Guo artificial drying -- pressurization full-cell process impregnation, pass through
Investigative test early stage, the impregnating depth and uniformity two indices of resin and preservative are investigated with material, optimizes and determines
Vacuum-impregnating by pressure scheme is:Examination material enters tank-vacuumize, and -- -- -- release -- rear vacuum -- goes out tank, vacuumizing makes to normal pressure for pressurization
Vacuum 0.09MPa in tank, 3h is kept, pressure differential effect is lower to import maceration extract；Normal pressure is returned to, while steams and is warming up in tank
62 DEG C of environment temperature is simultaneously kept for one hour；Repressurization keeps 5h, and maintain temperature constant to 0.5MPa；Vacuum after finally carrying out
The unnecessary maceration extract of surface of test piece is drawn in processing and cooling goes out tank.After dipping, the low temperature batch (-type) pressing plate drying process leaching in
Stain material.
Particularly, the maceration extract is made up of the raw material of following composition by weight：23 parts of ethylenediamine tetra-acetic acid, polyaniline 5
Part, 25 parts of reed anthraquinone, 13 parts of chitosan, 12 parts of nanometer hydroxyapatite, 9 parts of boron triethyl.
The modification of maceration extract by the present invention, product material mechanical property of the invention improvement amplitude is larger, with
Untreated material is compared, and Deflection Modulus of Elasticity, bending strength, Compression strength parallel to the grain are obviously improved, and lifting amplitude is 30%
More than.
Experiment test example
According to the regulation of national standard, the timber test block of projects is carried out being sized processing, be placed in temperature for 23 ± 2 DEG C,
It is quenched in the temperature and humidity regulator that relative humidity is 60 ± 10%, CMT6104 types microcomputer controlled electronic ten thousand is used after its constant mass
Energy lumber tester, is tested its basic mechanical performance, test index includes Deflection Modulus of Elasticity, bending strength and rift grain
Compression strength, every group of test block 15, as a result as shown in table 1.Japanese JAS structure assemblies timber-used material regulation is contrasted, obtains structure
With the feasibility of material, as shown in table 2.
All kinds of test specimen basic mechanical performances of table 1 compare
| Test index project | Deflection Modulus of Elasticity/MPa | Bending strength/MPa | Parallel-to-grain compressive strength/MPa |
| Second timber material | 10703.8 | 109.8 | 61.9 |
| 3rd timber material | 10933.1 | 108.4 | 65.9 |
| Embodiment 1 | 13830.5 | 171.6 | 89.5 |
| Embodiment 2 | 15290.4 | 184.8 | 98.4 |
| Embodiment 3 | 17447.5 | 191.5 | 106.7 |
| Embodiment 4 | 20095.4 | 208.4 | 122.8 |
| Pesudotsuga taxifolia | 11268.7 | 87.5 | 47.3 |
| Chinese hemlock spruce | 9963.3 | 94.2 | 41.5 |
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and do not carrying on the back
In the case of spirit or essential attributes from the present invention, the present invention can be realized in other specific forms.Therefore, no matter from which
From the point of view of a bit, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention will by appended right
Ask rather than described above limits, it is intended that all changes in the implication and scope of the equivalency of claim will be fallen
Include in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.It is noted that the technical characteristic not being described in detail in the present invention, can be by appointing
One prior art is realized.
Claims (8)
- A kind of 1. wear-resisting integrated wooden material of timber restructuring, including at least one piece of plate construction cell cube, it is characterised in that：It is described Plate construction cell cube is made up of the timber edge strip of alternately laminated arrangement successively；The timber edge strip includes the first timber side Article, the second timber edge strip, the 3rd timber edge strip.
- 2. the wear-resisting integrated wooden material of timber restructuring according to claim 1, it is characterised in that the first timber edge strip For beech timber edge strip, its averag density is 0.55-0.8g/cm3。
- 3. the wear-resisting integrated wooden material of timber restructuring according to claim 1, it is characterised in that the second timber edge strip For camphorwood timber edge strip, its averag density is 0.6-0.8g/cm3。
- 4. the wear-resisting integrated wooden material of timber restructuring according to claim 1, it is characterised in that the 3rd timber edge strip For red sandalwood timber edge strip, its averag density is 0.65-0.85g/cm3。
- 5. the wear-resisting integrated wooden material of timber restructuring according to claim 1, it is characterised in that the plate construction unit The averag density of body is 1.35-1.85g/cm3。
- 6. the wear-resisting integrated wooden material of timber restructuring according to claim 1, it is characterised in that described plate construction list First surface layer is forward mated formation for the 3rd timber edge strip is parallel.
- 7. the wear-resisting integrated wooden material of timber restructuring according to claim 1, it is characterised in that described plate construction list The timber edge strip of first body build-up layer be the first timber edge strip with the second timber side by forward mating formation, wherein short spreading, is mutually stacked Pressure.
- 8. the wear-resisting integrated wooden material of timber restructuring according to claim 2, it is characterised in that the timber of the build-up layer The timber edge strip laying direction on edge strip and top layer is vertical or oblique mats formation.
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|---|---|---|---|---|
| CN101579879A (en) * | 2009-06-11 | 2009-11-18 | 中国林业科学研究院木材工业研究所 | High-performance wood restructuring laminated wood and manufacturing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101579879A (en) * | 2009-06-11 | 2009-11-18 | 中国林业科学研究院木材工业研究所 | High-performance wood restructuring laminated wood and manufacturing method thereof |
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Application publication date: 20171215 |