CN105773738A - Bamboo composite board and manufacturing method thereof - Google Patents
Bamboo composite board and manufacturing method thereof Download PDFInfo
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- CN105773738A CN105773738A CN201610238625.0A CN201610238625A CN105773738A CN 105773738 A CN105773738 A CN 105773738A CN 201610238625 A CN201610238625 A CN 201610238625A CN 105773738 A CN105773738 A CN 105773738A
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- 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
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- 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
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27J—MECHANICAL WORKING OF CANE, CORK, OR SIMILAR MATERIALS
- B27J1/00—Mechanical working of cane or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
- B27M1/00—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching
- B27M1/06—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching by burning or charring, e.g. cutting with hot wire
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/06—Interconnection of layers permitting easy separation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/08—Interconnection of layers by mechanical means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/10—Interconnection of layers at least one layer having inter-reactive properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/02—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising animal or vegetable substances, e.g. cork, bamboo, starch
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/554—Wear resistance
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2439/00—Containers; Receptacles
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Forests & Forestry (AREA)
- Wood Science & Technology (AREA)
- Manufacturing & Machinery (AREA)
Abstract
The invention relates to a bamboo composite board and a manufacturing method thereof and belongs to the field of manufacturing of bamboo composite boards. The bamboo composite board is formed in the mode that at least two bamboo unit strips are spliced into small bamboo strips by coating the chordwise faces with glue and the multiple small bamboo strips are spliced and glued transversely and vertically, wherein the small bamboo strips and the bamboo unit strips are of the same length and the same width. The manufacturing method includes the steps that the wet bamboo unit strips are carbonized and dried firstly; the ends of the small bamboo strips are tenoned, and the tenoned locations and the radial faces of the small bamboo strips are coated with glue for splicing; the vertical splicing face of one small bamboo strip and the vertical splicing face of the other adjacent small bamboo strip are not on the same straight line; the chordwise faces of the small bamboo strips serve as the surface and bottom of the bamboo composite board; and the small bamboo strips can also be formed in the mode that at least two bamboo unit strips are spliced into a wide board by coating the chordwise faces with glue and then the wide board is sawn by a multi-blade saw. The bamboo composite board is simple in process, high in bamboo utilization rate, low in cost, uniform in intensity of the surface and bottom face, durable and not prone to cracking in both vertical and transverse directions, and can be applied to all industries such as container floors, truck floors, home decoration and buildings.
Description
Technical field
The present invention relates to bamboo integrated plate and manufacture field, particularly relate to a kind of bamboo integrated plate and the manufacture method thereof that use the tangential face of bamboo wood to do the integrated container floor of the bamboo at the bottom of face.
Background technology
Timber, as Renewable resource, is compared other class materials, is had the natural characteristic that cannot substitute.Enjoy the mankind to like, be applied in various aspects.But along with human development being continuously increased Wood demand, depend merely on timber and can not meet the market demand.Then the exploitation of bamboo wood are arisen at the historic moment, and quickly grow.From little the articles for daily use to commercial Application aspects such as building transports just at comprehensive replacement timber.But bamboo wood is because of its thin central hollow of born meat and has radian and tapering, there is many difficulties in production and processing and manufacture product.Bamboo wood is most integrated techniques that there is bamboo wood cell stripes in manufacturing product process.Modal is exactly that the tangential side of bamboo wood cell stripes is spelled and radially flat spelled, and then carries out Two-level ensemble again.But because the bamboo removed on bamboo wood arcwall face is blue or green and Concretio silicea Bambusae seu schizostachyi must be planed, for improving bamboo meat utilization rate, so bamboo wood cell stripes is not easily long, substantially within 2 meters.Bamboo wood product majority length dimension in the market only rests in bamboo wood cell stripes length.Length carries out integrated product seldom see.Especially have in the industrial circle that high intensity requires on using, the aspect such as such as container floor and train, truck floor.
Intensity is had higher requirement by container bottom board always.Even if use 45 feet of inland and 53 feet of special container floors also use Xylosmae japonici, birch, red oak, white oak to be that raw material splices and makes floor.But due to factors such as the growth cycle length of above-mentioned timber, resource scarcitys, cause that the market price on floor is too high.The Renewable resource that bamboo wood is wide as resource, growth is fast, intensity is high, is the desirable substitution material of timber.Patent in container bottom board also has, such as application number is the patent of 200910051602.9: the manufacture method of a kind of glued laminated bamboo floor, Authorization Notice No.: CN101891047B, bamboo wood is applied to container by this invention, reduce the consumption to timber resources, have employed batch (-type) quantity-produced manufacture method, it is possible to produce the inland container depot base plate of all size, meet the inland container depot requirement to base plate strength and fatigue resistance.This invention uses bamboo wood sagittal plane as the face of bamboo wood and the end, must be integrated into the sheet material of greater thicknesses in advance, then cut again and splice when making greater thicknesses bamboo wood on thickness, complex procedures, and panel aberration is big, and it is big that finished product aesthetics controls difficulty.And because of using bamboo wood sagittal plane to do at the bottom of face, the edge requirement on machining accuracy of bamboo wood cell stripes is high, unfavorable with reduction cost of labor to improving utilization rate of bamboo.Using bamboo wood sagittal plane as at the bottom of the face of bamboo wood, its intensity and wearability are not high yet, and service life is short.
Summary of the invention
In order to solve the problems referred to above that existing Technology exists, the invention discloses that intensity is high, wear-resisting, a kind of bamboo integrated plate of handling ease and manufacture method thereof.
The technical scheme that the present invention uses:
A kind of bamboo integrated plate, it, by the little bar of multiple bamboo woods, is joined together by vertical and horizontal；
The little bar of described bamboo wood is put together by least two tangential topcoating glue of bamboo wood cell stripes, and the thick bamboo tube that described bamboo wood cell stripes is truncated into by former bamboo is split into bamboo chip post-treatment and forms；The length of the little bar of described bamboo wood and bamboo wood cell stripes is all 30cm-140cm, and width is all 13mm-36mm；
Not on the same line, adjacent two Mosaic face distances are more than or equal to 50mm for the longitudinal Mosaic face of the little bar of another bamboo wood that the little bar of described bamboo wood is adjacent at longitudinal Mosaic face；Tangential of the described bamboo integrated plate employing little bar of bamboo wood as face and the end；
The little bar of described bamboo wood can also be formed then through multiple blade saw sawing by after at least two tangential topcoating splicing synthesis wide plates of bamboo wood cell stripes, and the bamboo wood cell stripes in the little bar of described bamboo wood can with certain bamboo green grass or young crops or Concretio silicea Bambusae seu schizostachyi；
The top finishing of described bamboo integrated plate have the effect such as insect protected, anticorrosion, mildew-resistant protectant one or more, the glue that described bamboo integrated plate and the little bar gluing of bamboo wood use is any one or two kinds in the adhesive such as melamine modified glue powder, polyurethane, phenolic resin, white glue with vinyl, isocyanates, resorcinol adhesive；
Described bamboo integrated plate and the little bar gluing and solidifying of bamboo wood use for High frequency heating, steam hot pressing and cold pressing in mode any one；
The little bar of described bamboo wood longitudinal spliced for finger, hook joint, docking, mitered or joggle, the density of described bamboo integrated plate is 0.45-1.3g/cm3。
As alternative another program, the little bar of described bamboo wood also includes Wooden veneer, at least form by identical fibre direction gluing after two-layer bamboo wood cell stripes and Wooden veneer applying glue；
The surface layer of the little bar of described bamboo wood and bottom are bamboo wood cell stripes, and sandwich layer is full Wooden veneer or bamboo wood cell stripes mixes with Wooden veneer, described bamboo wood cell stripes and forming by identical fibre direction gluing after described Wooden veneer applying glue；
The surface layer of the little bar of described bamboo wood and bottom are Wooden veneer, and sandwich layer is full bamboo wood cell stripes or bamboo wood cell stripes mixes with Wooden veneer.Form by identical fibre direction gluing after described bamboo wood cell stripes and described Wooden veneer applying glue.
A kind of manufacture method of bamboo integrated plate, it comprises the following steps:
Step 1: former bamboo is truncated into thick bamboo tube, more described thick bamboo tube is split into bamboo chip, bamboo chip rough mills into wet bamboo wood cell stripes；
Step 2: obtain dry bamboo wood cell stripes after wet bamboo wood cell stripes is carried out carbonization dried, and dry bamboo wood cell stripes is carried out adjustable cast iron planes process the bamboo wood cell stripes obtaining adjustable cast iron planes；
Step 3: carried out gluing by bamboo wood cell stripes and form the little bar of bamboo wood.Or bamboo wood cell stripes is composed wide bamboo clappers after cloth glue assembly, then again width bamboo clappers is become the little bar of bamboo wood through multiple blade saw sawing；
Step 4: at the end mortise of the little bar of described bamboo wood, and at mortise place and bamboo wood little bar sagittal plane gluing, little for described bamboo wood bar is carried out vertical and horizontal splicing on the table；In the little bar length of another bamboo wood that the little bar of described bamboo wood Mosaic face of spreading in length is adjacent, not on the same line, adjacent said two Mosaic face distance is more than or equal to 50mm for the Mosaic face of spreading.Horizontally-spliced face between the little bar of described bamboo wood is the sagittal plane of the little bar of described bamboo wood.
As prioritization scheme, the manufacture method of a kind of bamboo integrated plate, it comprises the following steps:
Step a: according to the set little bar length of bamboo wood, former bamboo root is truncated into thick bamboo tube, described thick bamboo tube is longitudinally split into bamboo chip；
Step b: described bamboo chip is removed part outer of bamboo Huang through force plane machine and processes the bamboo wood cell stripes obtaining wetting.
Step c: putting described wet bamboo wood cell stripes in steam carbonization tank carbonization, carbonization pressure is 0.17MPa-0.19MPa, and carburizing temperature is 95 DEG C-130 DEG C, and carbonization time is 60min-110min；Described bamboo wood cell stripes after carbonization is put in dry kiln dry, and baking temperature is 60 DEG C-80 DEG C, and dried moisture control is below 9%；
Step d: dry bamboo wood cell stripes cut through adjustable cast iron planes power blader, removes certain outer of bamboo yellow, and the thickness of the described bamboo wood cell stripes after planing is 4-11mm;
Step e: by dry bamboo wood cell stripes glued little bar of bamboo wood forming designed size after cloth glue assembly, or bamboo wood cell stripes is composed wide bamboo clappers after cloth glue assembly, then again width bamboo clappers is become the little bar of bamboo wood through multiple blade saw sawing；
Step f: by the end mortise of little for described bamboo wood bar, and at mortise place and bamboo wood little bar sagittal plane gluing, little for described bamboo wood bar is carried out vertical and horizontal splicing on the table, in the little bar length of another bamboo wood that the little bar of described bamboo wood Mosaic face of spreading in length is adjacent, not on the same line, adjacent said two Mosaic face distance is more than or equal to 50mm for the Mosaic face of spreading.Horizontally-spliced face between the little bar of described bamboo wood is the sagittal plane of the little bar of described bamboo wood.
The Research idea of the present invention and process and purpose:
1, bamboo wood has that growth cycle is short, yield is high, light weight; the advantages such as good springiness, intensity are high, price is low; having good mechanical property and function of seismic resistance, the rupture strength of bamboo wood is approximately about 2 times of timber, and it is 1.5 times that the comprcssive strength of bamboo wood is about timber; in recent years China carries out closing hillsides to facilitate afforestation; protection environment, timber yield is reducing year by year, therefore in integrated sheet material; wood substituted by bamboo, trend of the times；
2,200910051602.9 patents that the bamboo integrated plate of prior art is introduced in background technology are representative, it uses bamboo wood sagittal plane as the face of bamboo integrated plate and the end, the sheet material of greater thicknesses must be integrated on thickness in advance when making the bamboo wood of greater thicknesses, cut again and splice again, complex procedures, intensity and wearability are low.The sagittal plane of bamboo wood and the surface of bamboo wood are toward this face, axle center, it is while being the bamboo material surface that intensity is high, another side is the bamboo wood inner face that intensity is low, so using sagittal plane as the face of bamboo integrated plate and the end, the intensity of its surface and bottom surface is uneven, and goods is positioned over above bamboo integrated plate, stress easily concentrates on tangential this side of the close bamboo wood linear, intensity is high, here intensity is low for bamboo wood inner face, does not stress, and whole bamboo integrated plate surface is easily damaged；
3, the present invention creatively uses tangential face as bamboo integrated plate of bamboo wood and the end, simplifies processing technology, intensity and wearability and improves.According to practical measurement: use tangential the face as bamboo integrated plate and the end, the ratio conventional radial surface face as bamboo integrated plate and the end, bamboo integrated plate rupture strength improves 20%-50%, and comprcssive strength improves 30%-50%, wearability improves 30%-50%, and service life improves one to two times.Container is when loading and unloading, and goods likely on container ground, namely can carry out short distance dragging on bamboo integrated plate, so that goods is put neatly, the bamboo flooring that traditional sagittal plane manufactures is not wear-resisting, it is easy to damage.Face of the present invention and end intensity are high and wear-resisting, and service life improves one to two times than traditional bamboo flooring.
4, tangential face as bamboo integrated plate of the bamboo wood that working strength of the present invention is high and the end, the bamboo meat that intensity is low is in the inside of bamboo integrated plate, bamboo integrated plate integral, flexible of the present invention is made to improve, increase rate is 20%-50%, being especially suitable for container bamboo integrated plate, because container no matter overland transport or water-borne transport, its vibration is quite big, the elastomeric bamboo integrated plate of the present invention can absorb buffer portion vibration, it is ensured that institute's freight safety is not damaged.
Beneficial effects of the present invention:
1, the tangential topcoating splicing of some bamboo wood cell stripes is used to close, make the little bar of bamboo wood, again with the little bar of some bamboo woods, make bamboo integrated plate, it is possible to the dimensional requirement according to bamboo integrated plate, select suitable bamboo wood cell stripes and the little bar of bamboo wood, processing technology is simple, utilization rate of bamboo is high, and production cost is low, saves bamboo timber resource；
2, tangential of the bamboo integrated plate employing little bar of bamboo wood is as face and the end, with the sagittal plane adopting bamboo wood as compared with face and the end, surface strength is high and uniform, wearability is high, because tangential face is the surface of bamboo wood, the characteristic of bamboo wood is that surface compact, intensity and wearability are good, more toward the center of bamboo wood, its density is more low, and intensity is also low；And relatively adopting the technology that sagittal plane does at the bottom of face to compare, the Difference Control on bamboo wood surface is easier to, and is more easy to the finished product producing surface aesthetic；
3, use bamboo wood as integrated container floor, substitute expensive rare timber, although both of which is Renewable resource, but the speed of growth of rare timber is strictly too slow, more than dozens or even hundreds of year just can become a useful person, be equivalent to non-renewable resources, and bamboo wood is the resource can become a useful person one or two years, except cost reduces, it is important to provide more inexpensive material is selective, adapts to the needs of society's high speed development；
4, the little bar of bamboo wood is in the vertical, namely the splicing on length direction uses finger and W shape junction, in other words conj.or perhaps zigzag Mosaic face, and the Mosaic face that Mosaic face and the adjacent little bar of another bamboo wood are in length is not on the same line, makes bamboo integrated plate not easily split longitudinally and laterally.
Accompanying drawing explanation
Fig. 1 be former bamboo block into thick bamboo tube, bamboo chip, bamboo wood cell stripes schematic diagram.
Fig. 2 is the schematic diagram of the bamboo wood cell stripes horizontally-spliced one-tenth little bar of bamboo wood.
Fig. 3 is the schematic diagram of the bamboo wood cell stripes wide side pressure bamboo clappers of horizontally-spliced one-tenth.
Fig. 4 is the schematic diagram that the little bar of bamboo wood carries out end mortise；
Fig. 5 is the schematic diagram using the little bar of bamboo wood to carry out vertical and horizontal splicing.
Fig. 6 is the schematic diagram of bamboo integrated plate finished product of the present invention.
1-bamboo integrated plate in figure, the former bamboo of 11-is blocked as thick bamboo tube, 12-bamboo chip, 13-bamboo wood cell stripes, 14-width side pressure bamboo clappers, the little bar of 15-bamboo wood, the little bar of bamboo wood of 16-end mortise, 17-carries out the little bar of various bamboo woods of vertical and horizontal splicing, tangential of 31-bamboo wood cell stripes, 32-bamboo wood cell stripes sagittal plane.
Detailed description of the invention
Embodiment 1:
In embodiment 1, the bamboo integrated plate that the present invention produces the integrated container floor of bamboo of 31mm thickness in conjunction with accompanying drawing is described in detail.But, to those skilled in the art it is clear that embodiment of the present invention can be by what non-following one or more details were implemented.And in force technical characteristics more well known in the art are repeated.
Embodiment 1 is produce the bamboo integrated plate of the integrated container floor of bamboo thick for 31mm, Fig. 1-6, the thick bamboo tube 11 being truncated into by former bamboo obtains bamboo chip 12 after subdivision, bamboo chip 12 obtains bamboo wood cell stripes 13 after the dry adjustable cast iron planes of force plane carbonization, the little bar 15 of bamboo wood is composed after bamboo wood cell stripes 13 tangential topcoating glue, but as two bamboo cell stripes single spreadings on the surface of the little bar 15 of bamboo wood and bottom surface.The little bar of bamboo wood 15 obtains the little bar 16 of bamboo wood of pre-splicing end mortise after the comb of termination, the little bar of bamboo wood 16 is the little bar 17 of various bamboo woods of vertical and horizontal splicing on the table after two sagittal plane cloth glue, the bamboo integrated plate of container floor finished product, Fig. 6 is become through pressurization glue curing post-treatment.
The concrete manufacture method step of embodiment 1 is as follows:
1, former bamboo saw is cut into the thick bamboo tube 11 of 110cm length, and then thick bamboo tube 11 is split into bamboo chip 12.Because the length of the optional described bamboo wood cell stripes of the present invention is 30cm-140cm.Preferably 110cm in force, so can reduce because planing outer of bamboo Huang causes the waste of bamboo meat.
2, bamboo chip 12 is gone the fixed thickness of fixed width after outer of bamboo Huang, then carbonization in steam carbonization tank through force plane.Carbonization pressure is 0.17MPa-0.19MPa, and carburizing temperature is 95 DEG C-130 DEG C, and carbonization time is 60min-110min.Described bamboo wood cell stripes after carbonization is put in dry kiln dry, and baking temperature is 60 DEG C-80 DEG C, and dried bamboo wood cell stripes, below 9%, is then carried out adjustable cast iron planes and obtains bamboo wood cell stripes 13 by dried moisture control.Bamboo chip 12 force plane fixed width must take into follow-up carbonization and dries and the allowance of adjustable cast iron planes, and general surplus is that ratio design bamboo wood cell stripes width increases 4mm.The fixed thick standard of bamboo chip 12 is for leaving part outer of bamboo Huang.The present invention considers the utilization rate of bamboo wood, and optional bamboo wood cell stripes width is 13mm-36mm.Preferably bamboo wood cell stripes 13 width is 24mm in embodiment 1.
3, bamboo wood cell stripes 13 pieces together the little bar 15 of bamboo wood after tangential double-sided cloth glue, adopts the lateral pressurized, heated of phenolic resin forward glued.Namely so-called lateral pressurization pressurizes on tangential of the little bar of bamboo wood 15, and namely side is spelled.Namely positive pressurization pressurizes at the sagittal plane of the little bar 15 of bamboo wood.
Embodiment 1 hot pressing temperature is 115 DEG C-140 DEG C, and side pressure pressure is 1.6MPa/cm2, malleation pressure is 0.5MPa/cm2.When after bamboo wood cell stripes 13 cloth glue, assembly is hot pressed into bamboo wood little bar 15, assembly thickness needs to consider bamboo wood compression ratio and post-production surplus.And the face of the little bar 15 of bamboo wood and end bamboo wood cell stripes only need facecloth glue.Thus can ensure that the little bar of bamboo wood that a plurality of assembly is good and together hot pressing time be not bound to together, so relatively direct be combined into wide side pressure bamboo clappers 14, then sawing becomes the little bar 15 of bamboo wood to save again glue.In embodiment 1, assembly thickness is the hot pressing compression ratio that the finished product thickness of 31mm adds about 3% plus 1mm allowance, it should for 33mm.And adopt the bamboo cell stripes with depression Concretio silicea Bambusae seu schizostachyi for raising utilization rate of bamboo, the face of the little bar 15 of bamboo wood and the end in embodiment 1, by facing outwardly with Concretio silicea Bambusae seu schizostachyi during assembly.
4, the little bar of bamboo wood 15 obtains the little bar 16 of band tenon bamboo wood through four side moulder follower head mortise.The little bar of bamboo wood is determine thickness and adhesive surface sagittal plane is processed through four side moulder main purpose.In embodiment 1, band tenon bamboo wood little bar 16 thickness obtained after four side moulder is 32mm, and width is 23mm.The optional tenon with tenon bamboo wood little bar 16 termination in the present invention, adopts finger, and its tenon length is 8mm.When the little bar of bamboo wood carries out vertically and horizontally splicing beginning, as long as at end portion bamboo wood little bar one end mortise of bamboo integrated plate 1.
5, on the table little for the bamboo wood with glue mortise bar 16 is spliced in length and breadth by finished product design size.In the vertical, namely the Mosaic face on length direction and the adjacent little bar of another bamboo wood Mosaic face in length is not on the same line, and described contiguous concatenation identity distance is from more than or equal to 50mm for the little bar of described bamboo wood.So for staggering the distance in adjacent bamboo wood little bar length direction contiguous concatenation face, in embodiment 1, bamboo wood little bar 16 length of splicing the beginning part is at 30mm-1100mm, and the bamboo wood of mid portion little bar 16 length is based on 1100mm.
In the present invention, it is melamine modified urea-formaldehyde resin rubber powder high frequency zone heating curing mode that the little bar 16 of bamboo wood splices the glue of use in length and breadth.In embodiment 1, the concrete setup parameter of high-frequency plate-splicing machine is that unit normal pressure is about 3.5kg/cm2, unit lateral pressure is about 18kg/cm2, heat time heating time 5-9min.
6, the little bar of bamboo wood 16, the little bar 17 of various bamboo wood obtain bamboo integrated plate Fig. 6 of designing requirement size after vertically and horizontally splicing.The finished product density of embodiment 1 is 0.75g/cm3.Namely Fig. 6 obtains bamboo integrated plate finished product after face bed load light and edge are slotted.In embodiment 1, the sanding amount at the bottom of face amounts to 1mm, and the finished product after sanding must carry out pest control and anticorrosion mildew-resistant process, and what embodiment 1 adopted is the water paint with pest control and anticorrosion mildew-resistant comprehensive function.
Embodiment 2:
In example 2, it is described in detail the present invention being produced the bamboo integrated plate being used for the integrated container floor of bamboo thick for 28mm in conjunction with accompanying drawing.But, to those skilled in the art it is clear that embodiment of the present invention can be by what non-following one or more details were implemented.And in force technical characteristics more well known in the art are repeated.
Embodiment 2 is produce the thick bamboo integrated plate Fig. 6 of 28mm.The thick bamboo tube 11 being truncated into by former bamboo obtains bamboo chip 12 after subdivision.Bamboo chip 12 obtains bamboo wood cell stripes 13 after the dry adjustable cast iron planes of force plane carbonization.Wide side pressure bamboo clappers 14 is composed after bamboo wood cell stripes 13 tangential topcoating glue.Wide side pressure bamboo clappers 14 obtains the little bar 15 of bamboo wood after multiple blade saw sawing, and the little bar of bamboo wood 15 obtains the little bar 16 of pre-splicing bamboo wood after the comb of termination.The little bar 17 of various bamboo woods that the little bar of bamboo wood 16 vertically and horizontally splices on the table after two sagittal plane cloth glue, becomes bamboo integrated plate finished figure 6 through pressurization glue curing post-treatment.
Embodiment 2 concrete grammar step is as follows:
1, former bamboo saw is cut into the thick bamboo tube 11 of 110cm length, and then thick bamboo tube 11 is split into bamboo chip 12.Because the length of the optional described bamboo wood cell stripes of the present invention is 30cm-140cm.Preferably 110cm in force, so can reduce because planing outer of bamboo Huang causes the waste of bamboo meat.
2, by the bamboo chip 12 fixed thickness of fixed width, then carbonization in steam carbonization tank after force plane goes outer of bamboo Huang fixed.Carbonization pressure is 0.17MPa-0.19MPa, and carburizing temperature is 95 DEG C-130 DEG C, and carbonization time is 60min-110min.Described bamboo wood cell stripes after carbonization is put in dry kiln dry, and baking temperature is 60 DEG C-80 DEG C, and dried moisture control is below 9%.Then dried bamboo wood cell stripes is carried out adjustable cast iron planes and obtain bamboo wood cell stripes 13.Bamboo chip 12 force plane fixed width must take into follow-up carbonization and dries and the allowance of adjustable cast iron planes, and general surplus is that ratio design bamboo wood cell stripes width increases 4mm.The fixed thick standard of bamboo chip 12 is for leaving part outer of bamboo Huang.The present invention considers the utilization rate of bamboo wood, and optional bamboo wood cell stripes width is 13mm-36mm.Preferably bamboo wood cell stripes 13 width is 24mm in example 2.
3, bamboo wood cell stripes 13 pieces together the wide side pressure bamboo clappers 14 of bamboo wood after tangential double-sided cloth glue.Wide side pressure bamboo clappers 14 obtains the little bar 15 of bamboo wood after multiple blade saw sawing.Adopt the lateral pressurized, heated of phenolic resin forward glued.Namely so-called lateral pressurization pressurizes on tangential of wide side pressure bamboo clappers 14, and namely side is spelled.Namely positive pressurization pressurizes at the sagittal plane of wide side pressure bamboo clappers 14.Embodiment 2 hot pressing temperature is 115 DEG C-140 DEG C, and side pressure pressure is 1.6MPa/cm2, malleation pressure is 0.5MPa/cm2。
When after bamboo wood cell stripes 13 cloth glue, assembly is hot pressed into wide side pressure bamboo clappers 14, assembly thickness needs to consider bamboo wood compression ratio and post-production surplus.And two, the left and right side bamboo wood cell stripes of wide side pressure bamboo clappers 14 only needs facecloth glue.In embodiment 2, the wide side pressure bamboo clappers 14 finished product thickness that bamboo wood little bar 15 thickness is 28mm after multiple blade saw sawing should for 29mm plus 1mm allowance.And in example 2 for improving utilization rate of bamboo, the side spelling bamboo wood cell stripes of wide side pressure bamboo clappers 14 can be blue or green with Concretio silicea Bambusae seu schizostachyi slightly and bamboo.
4, the little bar of bamboo wood 15 obtains the little bar 16 of band tenon bamboo wood through four side moulder follower head mortise.The little bar of bamboo wood is determine thickness and adhesive surface sagittal plane is processed through four side moulder main purpose.In embodiment 2, bamboo wood little bar 16 thickness obtained after four side moulder is 29mm, and width is 23mm.May select in the present invention, the tenon of bamboo wood little bar 16 termination may refer to connect, hook joint, docking, mitered or joggle.Adopting finger in embodiment 2, its tenon length is 8mm.When the little bar of bamboo wood carries out vertically and horizontally splicing beginning, as long as at end portion bamboo wood little bar one end mortise of bamboo integrated plate.
5, on the table little for the bamboo wood with glue mortise bar 16 is spliced in length and breadth by finished product design size.Not on the same line, described contiguous concatenation identity distance is from more than or equal to 50mm for the little bar of described bamboo wood Mosaic face in the longitudinal direction and the adjacent little bar of another bamboo wood Mosaic face in length.So for staggering the distance in adjacent bamboo wood little bar length direction contiguous concatenation face, in example 2, bamboo wood little bar 16 length of splicing the beginning part is at 30mm-1100mm, and the little bar of the bamboo wood of mid portion 16 is based on 1100mm.In the present invention, it is melamine modified urea-formaldehyde resin rubber powder high frequency zone heating curing mode that the little bar 16 of bamboo wood splices the glue of use in length and breadth.In embodiment 2, the concrete setup parameter of high-frequency plate-splicing machine is that unit normal pressure is about 3.5kg/cm2, unit lateral pressure is about 18kg/cm2, heat time heating time 5-9min.
6, the little bar 17 of various bamboo woods such as Fig. 5 obtains bamboo integrated plate Fig. 6 of designing requirement size after vertically and horizontally splicing.The finished product density of the present invention is 0.75g/cm3.Namely Fig. 6 obtains bamboo integrated plate finished product after face bed load light and edge are slotted.In embodiment 2, the sanding amount at the bottom of face amounts to 1mm.Finished product after sanding must carry out pest control and anticorrosion mildew-resistant process, and what embodiment 2 adopted is the water paint with pest control and anticorrosion mildew-resistant comprehensive function.
The length and width of bamboo integrated plate of the present invention can be spliced as required, and thickness can require to be met by the thickness of the adjustment little bar 15 of bamboo wood according to finished product.This bamboo integrated plate is applicable to the container bottom board of the different sizes such as 20 feet, 40 feet, 45 feet, 53 feet and various vehicle floor.
The present invention improves the utilization rate of bamboo wood, it is possible to produce the various bamboo integrated plate needing size, is applied to the industry-by-industries such as container floor, truck floor, house ornamentation, building.Give full play to the characteristic of bamboo wood green material, play positive role for saving timber.
The present invention is illustrated already by above-mentioned embodiment, but it is to be understood that, above-mentioned embodiment is only intended to citing and descriptive purpose, and is not intended to limit the invention within the scope of described embodiment.In addition it will be appreciated by persons skilled in the art that and the invention is not limited in above-mentioned embodiment, more kinds of variants and modifications can also be made according to the teachings of the present invention, within these variants and modifications all fall within present invention scope required for protection.
Claims (4)
1. a bamboo integrated plate, it, by the little bar of multiple bamboo woods, is joined together by vertical and horizontal, it is characterised in that:
The little bar of described bamboo wood is put together by least two tangential topcoating glue of bamboo wood cell stripes, and the thick bamboo tube that described bamboo wood cell stripes is truncated into by former bamboo is split into bamboo chip post-treatment and forms；The length of the little bar of described bamboo wood and bamboo wood cell stripes is all 30cm-140cm, and width is all 13mm-36mm；
Not on the same line, adjacent two Mosaic face distances are more than or equal to 50mm for the longitudinal Mosaic face of the little bar of another bamboo wood that the little bar of described bamboo wood is adjacent at longitudinal Mosaic face；Tangential of the described bamboo integrated plate employing little bar of bamboo wood as face and the end；
The little bar of described bamboo wood can also be formed then through multiple blade saw sawing by after at least two tangential topcoating splicing synthesis wide plates of bamboo wood cell stripes, and the bamboo wood cell stripes in the little bar of described bamboo wood can with certain bamboo green grass or young crops or Concretio silicea Bambusae seu schizostachyi；
The top finishing of described bamboo integrated plate have the effect such as insect protected, anticorrosion, mildew-resistant protectant one or more, the glue that described bamboo integrated plate and the little bar gluing of bamboo wood use is any one or two kinds in the adhesive such as melamine modified glue powder, polyurethane, phenolic resin, white glue with vinyl, isocyanates, resorcinol adhesive；
Described bamboo integrated plate and the little bar gluing and solidifying of bamboo wood use for High frequency heating, steam hot pressing and cold pressing in mode any one；
The little bar of described bamboo wood longitudinal spliced for finger, hook joint, docking, mitered or joggle, the density of described bamboo integrated plate is 0.45-1.3g/cm3。
2. bamboo integrated plate according to claim 1, it is characterised in that: the little bar of described bamboo wood also includes Wooden veneer, at least forms by identical fibre direction gluing after two-layer bamboo wood cell stripes and Wooden veneer applying glue；
The surface layer of the little bar of described bamboo wood and bottom are bamboo wood cell stripes, and sandwich layer is full Wooden veneer or bamboo wood cell stripes mixes with Wooden veneer, described bamboo wood cell stripes and forming by identical fibre direction gluing after described Wooden veneer applying glue；
The surface layer of the little bar of described bamboo wood and bottom are Wooden veneer, and sandwich layer is full bamboo wood cell stripes or bamboo wood cell stripes mixes with Wooden veneer, described bamboo wood cell stripes and forming by identical fibre direction gluing after described Wooden veneer applying glue.
3. the manufacture method of the bamboo integrated plate described in a manufacturing claims 1 or 2, it is characterised in that comprise the following steps:
Step 1: former bamboo is truncated into thick bamboo tube, more described thick bamboo tube is split into bamboo chip, bamboo chip rough mills into wet bamboo wood cell stripes；
Step 2: obtain dry bamboo wood cell stripes after wet bamboo wood cell stripes is carried out carbonization dried, and dry bamboo wood cell stripes is carried out adjustable cast iron planes process the bamboo wood cell stripes obtaining adjustable cast iron planes；
Step 3: carried out gluing by bamboo wood cell stripes and form the little bar of bamboo wood, or bamboo wood cell stripes is composed wide bamboo clappers after cloth glue assembly, then again width bamboo clappers is become the little bar of bamboo wood through multiple blade saw sawing；
Step 4: at the end mortise of the little bar of described bamboo wood, and at mortise place and bamboo wood little bar sagittal plane gluing, little for described bamboo wood bar is carried out vertical and horizontal splicing on the table；In the little bar length of another bamboo wood that the little bar of described bamboo wood Mosaic face of spreading in length is adjacent, the Mosaic face of spreading is not on the same line, adjacent said two Mosaic face distance is more than or equal to 50mm, and the horizontally-spliced face between the little bar of described bamboo wood is the sagittal plane of the little bar of described bamboo wood.
4. the manufacture method of the bamboo integrated plate described in a manufacturing claims 1 or 2, it is characterised in that comprise the following steps:
Step a: according to the set little bar length of bamboo wood, former bamboo root is truncated into thick bamboo tube, described thick bamboo tube is longitudinally split into bamboo chip；
Step b: described bamboo chip is removed part outer of bamboo Huang through force plane machine and processes the bamboo wood cell stripes obtaining wetting；
Step c: putting described wet bamboo wood cell stripes in steam carbonization tank carbonization, carbonization pressure is 0.17MPa-0.19MPa, and carburizing temperature is 95 DEG C-130 DEG C, and carbonization time is 60min-110min；Described bamboo wood cell stripes after carbonization is put in dry kiln dry, and baking temperature is 60 DEG C-80 DEG C, and dried moisture control is below 9%；
Step d: dry bamboo wood cell stripes cut through adjustable cast iron planes power blader, removes certain outer of bamboo yellow, and the thickness of the described bamboo wood cell stripes after planing is 4-11mm；
Step e: by dry bamboo wood cell stripes glued little bar of bamboo wood forming designed size after cloth glue assembly, or bamboo wood cell stripes is composed wide bamboo clappers after cloth glue assembly, then again width bamboo clappers is become the little bar of bamboo wood through multiple blade saw sawing；
Step f: by the end mortise of little for described bamboo wood bar, and at mortise place and bamboo wood little bar sagittal plane gluing, little for described bamboo wood bar is carried out vertical and horizontal splicing on the table, in the little bar length of another bamboo wood that the little bar of described bamboo wood Mosaic face of spreading in length is adjacent, not on the same line, adjacent said two Mosaic face distance is more than or equal to 50mm for the Mosaic face of spreading；Horizontally-spliced face between the little bar of described bamboo wood is the sagittal plane of the little bar of described bamboo wood.
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| CN107263626A (en) * | 2017-06-16 | 2017-10-20 | 中南林业科技大学 | Manufacture method of continuous long bamboo square bar and products thereof |
| CN107599106A (en) * | 2017-10-23 | 2018-01-19 | 江西省远南竹材集团有限公司 | A kind of preparation method of outdoor Integral bamboo veneer |
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| CN110076857A (en) * | 2019-05-29 | 2019-08-02 | 国际竹藤中心 | Structure of bamboo profile and preparation method thereof |
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Application publication date: 20160720 |