CN101891047A - Glued laminated bamboo floor and manufacturing method thereof - Google Patents
Glued laminated bamboo floor and manufacturing method thereof Download PDFInfo
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- CN101891047A CN101891047A CN2009100516029A CN200910051602A CN101891047A CN 101891047 A CN101891047 A CN 101891047A CN 2009100516029 A CN2009100516029 A CN 2009100516029A CN 200910051602 A CN200910051602 A CN 200910051602A CN 101891047 A CN101891047 A CN 101891047A
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- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
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Abstract
The invention discloses a method for manufacturing glued laminated bamboo floors. The bamboo is applied to containers, so the consumption of wood resources in inland container floors is reduced, the use requirement of the container floors is better met, and the manufacturing cost of the container floors is reduced; meanwhile, an intermittent continuous production method is adopted, so the method for manufacturing the glued laminated bamboo floors can produce various specifications of inland container floors, and better meets the requirements on the strength and fatigue resistance of the inland container floors.
Description
Technical field
The present invention relates to a kind of glued laminated bamboo floor, relate in particular to a kind of inland container depot base plate glued laminated bamboo floor and manufacture method thereof.
Background technology
For a long time, the container bottom board floor is abominable higher relatively to the requirement of strength of material because of its environment for use, 53 ' and 45 ' inland container depot particularly, because inland container depot uses frequent, fatigue durability to base plate requires very high, present most inland container depot all uses toothed oak wood or oak integrated timber as container bottom board, and along with the restriction to timber resources of the in short supply and various countries of the forest reserves, the cost of this base plate will be more and more higher.
China's bamboo timber resource is abundant, cheap, growth cycle is short, in short supply along with timber resources, and bamboo wood is paid close attention to widely, and utilization has in a big way been arranged in furniture and indoor floor field.Container bottom board is because its harsh environment for use makes it very high to the requirement of flooring board matter, the harder broadleafs of material that adopt as its raw material more, bamboo wood is hard and become the developing direction that resource replaces with its material, bamboo-wood plywood and full bamboo plywood also begin to have had preliminary application, and bamboo wood also begins to obtain to pay attention to and research.
At present, the bamboo wood manufacturing mainly is that former bamboo is blocked into thick bamboo tube 11 as shown in Figure 1, cuts into bamboo plate 12 again, is processed into the bamboo chip 13 of fixed width then, carries out side at last and is combined into slab 14.From this technology mode as can be seen, the width of bamboo chip 13 has determined the thickness of product, and 13 width has depended on the diameter of thick bamboo tube 11, for container bottom board, general thickness requires to be 28-45mm, if adopt this kind process, will cause the less thick bamboo tube of a large amount of diameters not utilize, even the diameter of thick bamboo tube can satisfy the requirement of bamboo chip width, the bamboo chip of use fixed width certainly will will be removed a large amount of bamboo meat and obtain identical width, also will cause very big waste, the bamboo wood volume recovery is low.Therefore, how more actv. to utilize bamboo timber resource to produce bamboo wood be the subject matter that we run into.
The patent No. is that 96118468.X discloses a kind of bamboo integrated manufacture method, mainly adopted the splicing veneer, form carrying out the applying glue composite laminate after the veneer health again, adopt this method can make sheet material than heavy gauge, but, its book size can only be subject to the press breadth, and the product that can't factory length size conforms container length requires, and this method uses ply to compress into capable composite methods, when using as inland container depot, often cause the defective of spot gluing to extend to the defective of whole cemented surface easily, therefore, the relatively poor inland container depot that is not suitable as of the bamboo wood fatigue resistance of this method manufacturing uses.
The patent No. 200720121301.5 discloses a kind of by the mutual bonding floor that constitutes, a plurality of bamboo chips unit, the bamboo chip unit comprises at least two bamboo chips that layout, thickness do not wait up and down, the fitting surface width equates mutually, adjacent described bamboo chip fitting surface is concordant bonding mutually, and the bamboo chip fitting surface of adjacent described bamboo chip unit interlaces.This structure can satisfy the requirement of container bottom board to thickness, but this structure can cause the defective of three aspects, one, directly use the radial longitudinal section of bamboo chip as cemented surface, because the radial longitudinal section of bamboo wood is narrower, if use the radial longitudinal section of monolithic bamboo chip to glue together the phenomenon that causes gummed bad easily; When two, using this structure to carry out high frequency hot pressing, because bamboo chip thickness is less, assembly is longer to the time that certain width needs, thereby it is long and form dried glue phenomenon to cause glue-line to display test specimen, and the assembly inefficiency; Three, when carrying out high frequency hot pressing,, glue-line punctures and the too high phenomenon of catching fire of sheet material temperature owing to too much causing electric current easily.
Summary of the invention
One of purpose of the present invention is to provide a kind of glued laminated bamboo floor, satisfies various inland container depot base plate performances and specification requirement, and actv. utilizes bamboo timber resource more, replacing wood resource, the manufacturing cost of reduction inland container depot base plate.
For achieving the above object, the present invention adopts following technical scheme:
A kind of glued laminated bamboo floor, glue together and longitudinal spliced formation by horizontal by a plurality of recombiner units, described recombiner unit is glued together up and down by at least two bamboo chip layers and forms cemented surface, and the cemented surface of adjacent two recombiner units staggers mutually, and described bamboo chip layer glues together bonding forming by 2-10 bamboo chip by the side.
In the present invention, the bamboo chip recombiner unit bar of described bamboo chip recombiner unit bar termination before and after forming the floor, the length of all the other bamboo chip recombiner unit bars is 500-1500mm.
In the present invention, described bamboo chip recombiner unit bar longitudinal spliced, its connecting method comprises butt joint, mitered, joggle, finger, hook joint.
In the present invention, the length of described bamboo wood can be regulated arbitrarily.
In the present invention, to glue together employed glue be in hot melt adhesive, polyurethane adhesive, isocyanate glue, phenolic resin glue, melamine glue, urea-formaldehyde resin adhesive, the tannin glue any to described integrated timber.
In the present invention, the outside face of described bamboo wood can be covered with paint, lacquer, colour wash, etc. one deck water repellant and/or anti fouling composition.
Two of purpose of the present invention is to provide the method for making a kind of glued laminated bamboo floor.
For achieving the above object, the present invention adopts following technical scheme:
A kind of manufacture method of glued laminated bamboo floor is characterized in that, former bamboo is processed into bamboo chip, earlier bamboo chip is combined into bamboo chip recombiner unit bar in advance, again with bamboo chip recombiner unit bar, and the glued laminated bamboo floor of splicing growth breadth, concrete steps are as follows:
A bamboo chip manufacturing procedure: former bamboo is blocked, be processed into the rectangle bamboo chip of certain specification, water ratio is dried to below 13%, and two tangential sections of bamboo chip carry out adjustable cast iron planes;
B bamboo chip recombiner unit bar synthesis procedure:
B1 is bonded together the tangential section of 2-10 bamboo chip and tangential section by side pressure become individual layer bamboo unit P;
B2 is bonded together radial longitudinal section and the radial longitudinal section of several individual layer bamboo unit P after the radial longitudinal section of individual layer bamboo unit P is carried out adjustable cast iron planes processing by side pressure, formation composite board Q;
B3 uses multiple blade saw to resolve into bamboo chip recombiner unit bar R composite board Q, the tangential face of this bamboo chip recombiner unit bar R is carried out adjustable cast iron planes or sanding is handled, and at bamboo chip recombiner unit bar R end beginning tenon;
The synthesis procedure of c glued laminated bamboo floor:
The c1 applying glue: applying glue is carried out at tangential section and two ends to bamboo chip recombiner unit bar R, and resin added is 240-360g/m
2
The pre-assembly of c2: place the assembly platform to carry out pre-assembly bamboo chip recombiner unit bar R behind the cloth glue, the joint that guarantees adjacent cell stripes length direction is not on same straight line, and slab side and length direction applied certain pressure, and make slab preforming, guarantee that cell stripes length direction interface fits;
The c3 radio frequency gluing: the slab of pre-assembly moulding is delivered in the high frequency jigsaw machine, under exert pressure situation in the side direction of slab and front, carry out diathermic heating and solidify, and the assembly platform continues the spreading assembly outside the high frequency effect district, so circulation continuous handling, the glued laminated bamboo floor of the long breadth of making;
C4 finished product processing: the slab after the diathermic heating need be displayed more than 12 hours, planed, sanding, mortise operation again.
In the present invention, the bamboo chip length used of described step b is 500-1500mm.
In the present invention, the bamboo chip width of described step b composition individual layer bamboo unit P is same width.
In the present invention, described step a is processed into and bamboo chip is carried out carbonization treatment behind the bamboo chip of certain specification or soak anti fouling composition and handle.
In the present invention, described assembly platform includes 1 platform, several apply last pressure device and 1 pair of slide rail that the lateral thruster of side pressure, 1 vertical holding device that applies longitudinal pressure, 1-2 apply surperficial pressure.
In the present invention, the platform of described assembly is concordant with the dress pallet face of High-frequency machine.
In the present invention, described step b1 carries out side pressure when bonding in tangential direction, uses hot-press method hot pressing pressure to be 1.2-2.0MPa, and hot pressing temperature is 100-150 ℃, and hot pressing time is 3-10min.
In the present invention, described step c3 radio frequency gluing: surface and side to slab apply pressure, and surperficial pressure is 0.01-1.0MPa, and side pressure is 1.4-2.0MPa, and high frequency time is 3-10min.
Compared with prior art, the present invention has following beneficial effect:
1, uses bamboo wood as the inland container depot floor, reduce of the consumption of inland container depot floor, better meet the operating needs of container bottom board, the manufacturing cost of reduction container bottom board timber resources such as toothed oak wood, oaks;
2, by structure design, make glued laminated bamboo floor of the present invention can satisfy the thickness requirement of various inland container depot base plates, better guarantee the intensity and the fatigue resistance on floor simultaneously.
3, the improvement by manufacture method, thereby the bamboo chip recombiner unit bar that bamboo chip is combined into multilayer has earlier overcome the unsettled shortcoming of bamboo wood glue performance, guarantee the safety of floor production process simultaneously, adopt the long bamboo chip recombiner unit bar of length to carry out assembly and can better improve assembly efficient.
Description of drawings
Fig. 1 is the disclosed a kind of bamboo wood schematic diagram of fabrication technology of prior art;
Fig. 2 is one embodiment of the present invention product structure scheme drawing;
Fig. 3 is one embodiment of the present invention manufacturing process scheme drawing;
Fig. 4 is an assembly platform working process scheme drawing;
Fig. 5 is the enlarged view of Fig. 2 A;
Fig. 6 is another version of the present invention.
The specific embodiment
The present invention will be further described in detail below in conjunction with the drawings and specific embodiments.
As shown in Figure 2, present embodiment product 12403mm, width is 305mm, thickness is 28mm, the two-layer bamboo chip layer of bamboo chip recombiner unit strip adoption is laminated mutually, bamboo chip layer bamboo chip side direction gummed equal by 4 thickness or that do not wait formed, except that termination before and after the product, the length of other bamboo chip recombiner unit bars is 1000mm, bamboo chip recombiner unit bar is vertically adopting the mode of finger to splice, the cemented surface of each bamboo chip layer of the adjacent bamboo chip recombiner unit of present embodiment product bar is not on the same line, and the present embodiment product can use isocyanate adhesive, also can use the cyanurotriamide modified urea resin adhesion agent.
As shown in Figure 3, the concrete making step of above-mentioned glued laminated bamboo floor is as follows:
A bamboo chip manufacturing procedure: former bamboo 31 is blocked, and being processed into certain width is the rectangle bamboo chip 32 of 20mm, and water ratio is dried to below 13%, and two tangential sections of bamboo chip carry out adjustable cast iron planes;
B bamboo chip recombiner unit bar synthesis procedure
B1 is bonded together the tangential section of 4 bamboo chips 32 and tangential section by side pressure become individual layer bamboo unit P.
B2 is bonded together radial longitudinal section and the radial longitudinal section of several individual layer bamboo unit P after the radial longitudinal section of individual layer bamboo unit P is carried out adjustable cast iron planes processing by side pressure, formation composite board Q.
B3 uses multiple blade saw to resolve into bamboo chip recombiner unit bar R composite board Q, the tangential face of this bamboo chip recombiner unit bar R is carried out adjustable cast iron planes or sanding is handled, and drives the finger tenon in bamboo chip recombiner unit bar R end.
This step is when tangential direction carried out side pressure and be bonded into individual layer main unit P, can use hot-press method, glue can adopt phenol resin or cyanurotriamide modified urea resin, and hot pressing pressure is 1.4MPa, hot pressing temperature is 130-135 ℃, and hot pressing time is 6-8min.
The synthesis procedure of c glued laminated bamboo floor
The c1 applying glue: applying glue is carried out at tangential section and two ends to bamboo chip recombiner unit bar R, and resin added is 240-360g/m
2, the glue that uses is known cyanurotriamide modified urea resin as isocyanates.
The pre-assembly of c2: the assembly platform that bamboo chip recombiner unit bar R behind the cloth glue is placed carries out pre-assembly, carries out vertical spreading as shown by arrow B, carries out horizontally-spliced as shown by arrow C.The assembly platform includes described assembly platform as shown in Figure 4 and includes last pressure device 44 and 1 pair of slide rail 45 that 43,1 of vertical holding device that 1 platform 41, several 42,1 of lateral thrusters that apply side pressure apply longitudinal pressure applies surperficial pressure, and the assembly platform is concordant with the dress pallet face of High-frequency machine 46.In the assembly process, the joint that guarantees adjacent cell stripes length direction is not on same straight line, and use 42 pairs of slab sides of lateral thruster to apply certain pressure and use can be on moving on the slide rail 44 pairs of steel slab surface of pressure device apply certain pressure and make slab preforming, use 43 pairs of length directions of vertical holding device to apply certain pressure, guarantee that cell stripes length direction interface fits.
C3 radio frequency gluing: pre-assembly moulding, the slab 471 that length reaches High-frequency machine length is delivered to high frequency jigsaw machine 46, under exert pressure situation in the side direction of slab and front, carrying out diathermic heating solidifies, and the assembly platform continues the new slab section 472 of spreading assembly outside the high frequency effect district, so circulation continuous handling, when the slab length after hot pressing reaches requirement 12403mm, it is blocked, realized any adjusting of glued laminated bamboo floor length by such method present embodiment, overcome in the market owing to influenced by the hot press breadth and can't satisfy the shortcoming that various long breadths floor requires.
The surperficial pressure of present embodiment radio frequency gluing is 0.8MPa, and side pressure is 1.4MPa, and high frequency time is 3-5min.
C4 finished product processing: the slab after the diathermic heating need be displayed more than 12 hours, planed, sanding, mortise operation again.
For realize in the whole slab progradation continuously, can use polyethylene etc. on assembly flat-bed surface and use the not bonding material of glue, rear end at High-frequency machine can be designed with tourelle, makes in hair plates billet 472 progradations, and slab section 471 is level and smooth shifts out High-frequency machine.
As shown in Figure 3, above-mentioned bamboo chip recombiner unit R is glued together up and down by two individual layer bamboo unit P and forms, and in order to satisfy the working strength on floor, in the manufacturing process, the cemented surface between two adjacent bamboo chip recombiner unit R staggers mutually.
As shown in Figure 6, in order to satisfy the demand for the different-thickness floor, the bamboo chip recombiner unit also glues together up and down by 3 layers of individual layer bamboo unit and forms.
As shown in Figure 5, at adjacent bamboo chip recombiner unit bar length direction seam A1 and A2, A2 and A3 be not on the same line.
Also can soak anti fouling composition to bamboo chip in the present embodiment and handle, behind the integrated timber finished product, the surface has the bamboo wood true qualities, equally can reach the requirement antiseptic effect.In order better to guarantee the waterproof and the rotproofness of product, can cover with paint, lacquer, colour wash, etc. the silicone based coatings of one deck with the waterproof of assurance product and the effect of corrosion resistant at the outside face of product.
Above embodiment base plate thickness is 28mm, but be not limited thereto, manufacture method of the present invention can be made the integrated timber of different-thickness, just can obtain corresponding thickness by adjusting bamboo chip recombiner unit bar R, as obtaining the product that thickness is 33.3mm, 35mm and 45mm, also can apply on the freight container of different size such as 20 ', 40 ', 45 ', 53 ' by the length that intercepts different integrated timbers.
The above; for the person of ordinary skill of the art; can make other various corresponding changes and distortion according to technical scheme of the present invention and technical conceive, and all these changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (14)
1. glued laminated bamboo floor, glue together and longitudinal spliced formation by horizontal by a plurality of recombiner units, it is characterized in that, described recombiner unit is glued together up and down by at least two bamboo chip layers and forms cemented surface, and the cemented surface of adjacent two recombiner units staggers mutually, and described bamboo chip layer glues together bonding forming by 2-10 bamboo chip by the side.
2. glued laminated bamboo floor according to claim 1 is characterized in that, the bamboo chip recombiner unit bar of described bamboo chip recombiner unit bar termination before and after forming the floor, the length of all the other bamboo chip recombiner unit bars is 500-1500mm.
3. glued laminated bamboo floor according to claim 1 and 2 is characterized in that, described bamboo chip recombiner unit bar longitudinal spliced, and its connecting method comprises butt joint, mitered, joggle, finger, hook joint.
4. according to claim 1 or 2 each described glued laminated bamboo floors, it is characterized in that the length of described glued laminated bamboo floor can be regulated arbitrarily.
5. according to claim 1 or 2 each described glued laminated bamboo floors, it is characterized in that it is in hot melt adhesive, polyurethane adhesive, isocyanate glue, phenolic resin glue, melamine glue, urea-formaldehyde resin adhesive, the tannin glue any that employed glue is glued together on described integrated timber floor.
6. according to claim 1 or 2 each described glued laminated bamboo floors, it is characterized in that the outside face of described glued laminated bamboo floor is coated with one or both of water repellant and anti fouling composition.
7. a method of making the described glued laminated bamboo floor of claim 1 is characterized in that, former bamboo is processed into bamboo chip, earlier bamboo chip is combined into bamboo chip recombiner unit bar in advance, with bamboo chip recombiner unit bar, splice the glued laminated bamboo floor of growth breadth again, concrete steps are as follows:
A bamboo chip manufacturing procedure: former bamboo is blocked, be processed into the rectangle bamboo chip of certain specification, water ratio is dried to below 13%, and two tangential sections of bamboo chip carry out adjustable cast iron planes;
B bamboo chip recombiner unit bar synthesis procedure:
B1 is bonded together the tangential section of 2-10 bamboo chip and tangential section by side pressure become individual layer bamboo unit P;
B2 is bonded together radial longitudinal section and the radial longitudinal section of several individual layer bamboo unit P after the radial longitudinal section of individual layer bamboo unit P is carried out adjustable cast iron planes processing by side pressure, formation composite board Q;
B3 uses multiple blade saw to resolve into bamboo chip recombiner unit bar R composite board Q, the tangential face of this bamboo chip recombiner unit bar R is carried out adjustable cast iron planes or sanding is handled, and at bamboo chip recombiner unit bar R end beginning tenon;
The synthesis procedure of c glued laminated bamboo floor:
The c1 applying glue: applying glue is carried out at tangential section and two ends to bamboo chip recombiner unit bar R, and resin added is 240-360g/m
2
The pre-assembly of c2: place the assembly platform to carry out pre-assembly bamboo chip recombiner unit bar R behind the cloth glue, the joint that guarantees adjacent cell stripes length direction is not on same straight line, and slab side and length direction applied certain pressure, and make slab preforming, guarantee that cell stripes length direction interface fits;
The c3 radio frequency gluing: the slab of pre-assembly moulding is delivered in the high frequency jigsaw machine, under exert pressure situation in the side direction of slab and front, carry out diathermic heating and solidify, and the assembly platform continues the spreading assembly outside the high frequency effect district, so circulation continuous handling, the glued laminated bamboo floor of the long breadth of making;
C4 finished product processing: the slab after the diathermic heating need be displayed more than 12 hours, planed, sanding, mortise operation again.
8. the manufacture method of a kind of glued laminated bamboo floor according to claim 7 is characterized in that, the bamboo chip length that described step b uses is 500-1500mm.
9. the manufacture method of a kind of glued laminated bamboo floor according to claim 7 is characterized in that, the bamboo chip width that described step b forms individual layer bamboo unit P is same width.
10. the manufacture method of a kind of glued laminated bamboo floor according to claim 7 is characterized in that, described step a is processed into and bamboo chip is carried out carbonization treatment behind the bamboo chip of certain specification or anti fouling composition is handled.
11. the manufacture method of a kind of glued laminated bamboo floor according to claim 7, it is characterized in that described assembly platform includes 1 platform, several apply last pressure device and 1 pair of slide rail that the lateral thruster of side pressure, 1 vertical holding device that applies longitudinal pressure, 1-2 apply surperficial pressure.
12. the manufacture method of a kind of glued laminated bamboo floor according to claim 7 is characterized in that, the platform of described assembly is concordant with the dress pallet face of High-frequency machine.
13. the manufacture method of a kind of glued laminated bamboo floor according to claim 7, it is characterized in that, described step b1 is when tangential direction carried out side pressure and be bonded into individual layer main unit P, use hot-press method hot pressing pressure to be 1.4-2.0MPa, hot pressing temperature is 100-150 ℃, and hot pressing time is 3-10min.
14. the manufacture method of a kind of glued laminated bamboo floor according to claim 7, it is characterized in that described step c3 radio frequency gluing: surface and side to slab apply pressure, and surperficial pressure is 0.01-1.0MPa, side pressure is 1.2-2.0MPa, and high frequency time is 3-10min.
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105479558A (en) * | 2014-09-24 | 2016-04-13 | 新会中集木业有限公司 | Flattened bamboo laminated material spliced board and manufacturing method thereof |
| CN105773738A (en) * | 2016-04-18 | 2016-07-20 | 黄岭 | Bamboo composite board and manufacturing method thereof |
| CN106364050A (en) * | 2016-08-31 | 2017-02-01 | 彭展忠 | Composite floor for container |
| CN106493801A (en) * | 2016-10-20 | 2017-03-15 | 常州市鼎日环保科技有限公司 | A kind of preparation method of uniform type Recombined bamboo material |
| 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 |
| CN108927861A (en) * | 2018-06-27 | 2018-12-04 | 钟三明 | A kind of preparation method of seamless interfacing unlimited lengthening orientation Recombined bamboo construction material |
| CN110271075A (en) * | 2019-07-09 | 2019-09-24 | 赣州森泰竹木有限公司 | A kind of three-dimensional spreading structure and its technique of single bamboo cane |
| CN111037674A (en) * | 2020-01-03 | 2020-04-21 | 湖南桃花江竹材科技股份有限公司 | Large-breadth high-strength weather-resistant bamboo-wood composite material and manufacturing method thereof |
| CN115366213A (en) * | 2022-08-22 | 2022-11-22 | 赣州森泰竹木有限公司 | Endless extension crawler-type high-frequency plate pressing machine for bamboo blank plates |
| EP3919245A4 (en) * | 2019-03-14 | 2022-12-14 | Hunan Taohuajiang Bamboo Science & Technology Co., Ltd. | Glue-laminated bamboo having infinite random length, and method for manufacturing same |
| CN115519643A (en) * | 2022-10-21 | 2022-12-27 | 南京林业大学 | Method for lengthening bamboo strips and method and device for producing long bamboo boards |
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| CN105479558A (en) * | 2014-09-24 | 2016-04-13 | 新会中集木业有限公司 | Flattened bamboo laminated material spliced board and manufacturing method thereof |
| CN105773738A (en) * | 2016-04-18 | 2016-07-20 | 黄岭 | Bamboo composite board and manufacturing method thereof |
| CN106364050A (en) * | 2016-08-31 | 2017-02-01 | 彭展忠 | Composite floor for container |
| CN106493801A (en) * | 2016-10-20 | 2017-03-15 | 常州市鼎日环保科技有限公司 | A kind of preparation method of uniform type Recombined bamboo material |
| CN106493801B (en) * | 2016-10-20 | 2018-10-19 | 南昌三友实业有限公司 | A kind of preparation method of uniform type Recombined bamboo material |
| 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 |
| CN108927861A (en) * | 2018-06-27 | 2018-12-04 | 钟三明 | A kind of preparation method of seamless interfacing unlimited lengthening orientation Recombined bamboo construction material |
| EP3919245A4 (en) * | 2019-03-14 | 2022-12-14 | Hunan Taohuajiang Bamboo Science & Technology Co., Ltd. | Glue-laminated bamboo having infinite random length, and method for manufacturing same |
| US11919192B2 (en) | 2019-03-14 | 2024-03-05 | Hunan Taohuajiang Bamboo Science & Technology Co., Ltd. | Bamboo chip integrated material and manufacturing method thereof |
| CN110271075A (en) * | 2019-07-09 | 2019-09-24 | 赣州森泰竹木有限公司 | A kind of three-dimensional spreading structure and its technique of single bamboo cane |
| CN111037674A (en) * | 2020-01-03 | 2020-04-21 | 湖南桃花江竹材科技股份有限公司 | Large-breadth high-strength weather-resistant bamboo-wood composite material and manufacturing method thereof |
| CN115366213A (en) * | 2022-08-22 | 2022-11-22 | 赣州森泰竹木有限公司 | Endless extension crawler-type high-frequency plate pressing machine for bamboo blank plates |
| CN115519643A (en) * | 2022-10-21 | 2022-12-27 | 南京林业大学 | Method for lengthening bamboo strips and method and device for producing long bamboo boards |
| CN115519643B (en) * | 2022-10-21 | 2024-03-26 | 南京林业大学 | Bamboo strip lengthening method and long bamboo board production method and device |
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