CN102581887A - Bamboo-wood composited container floor and production method thereof - Google Patents
Bamboo-wood composited container floor and production method thereof Download PDFInfo
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- CN102581887A CN102581887A CN2012100523912A CN201210052391A CN102581887A CN 102581887 A CN102581887 A CN 102581887A CN 2012100523912 A CN2012100523912 A CN 2012100523912A CN 201210052391 A CN201210052391 A CN 201210052391A CN 102581887 A CN102581887 A CN 102581887A
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Abstract
The invention relates to a bamboo-wood composited container floor and a production method thereof. The bamboo-wood composited container floor can meet service requirements, satisfies environment-friendly bamboo-and-wood composite boards, and comprises a surface layer, a bottom layer and a middle layer, wherein each of the surface layer and the bottom layer is a facing layer composed of longitudinal bond paper 1 and a transverse reconstructed veneer 2 or transverse nonwoven 2, and the middle layer is in a symmetrical structure composited with 21 layers of bamboo screens and wood veneers. Each facing layer of the container floor is composed of the bond paper and the transverse reconstructed veneer, or the bond paper and the transverse nonwoven, so that the problem cracking of surface coated films on three continuous longitudinal veneer layers is solved, and the strength of the bamboo-wood composited container floor is improved.
Description
Technical field
The present invention relates to a kind of bamboo wood composite container floor, specifically a kind of alternate composite plate of bamboo wood that can satisfy the container bottom board instructions for use.
Background technology
Main is the container floor of raw materials for production with the wood materials, and each three vertical veneer of employing surface and bottom guarantee the intensity on floor on the structure, still, because vertically the veneer use is more; As easy as rolling off a log from the teeth outwards generation crackle different in size posts bond paper to the surface and has brought difficulty, and the container floor of overlay film; Surface aesthetic, cleaning need not carried out secondary and covered with paint, lacquer, colour wash, etc. easily; The convenient use, acid-alkali-corrosive-resisting has vast market prospect.
Container floor for bamboo wood composite veneer class; Hierarchical structure is decorative layer (surface layer, bottom) and interlayer structure, and in order to eliminate the problem of decorative layer face crack, the ground floor in intermediate layer often adopts band Wooden veneer assembly; Because structural restriction; It is low to produce rift grain MOR and modulus of elasticity parellel to grain, causes the floor intensity difference, is difficult to satisfy the load-bearing requirement of container floor needs.Because bamboo wood is starkly lower than cocurrent and parallel texture bonding strength to the vertical texture bonding strength in length and breadth, in the assembly structure, need evade this deficiency, improve the intensity on bamboo wood composite container floor.
Summary of the invention
The objective of the invention is to develop a kind of bamboo wood composite container floor.
The problem that the present invention will solve is: in order behind overlay film, to eliminate the overlay film surface checking, the ground floor in the intermediate layer adopts the band veneer to existing bamboo wood composite container floor, and the band veneer can cause floor intensity to reduce.
The technical scheme on bamboo wood composite container of the present invention floor is: it comprises top layer, bottom and intermediate layer; The top layer by vertical bond paper 1, laterally recombinate veneer 2 or laterally nonwoven 2 constitute, vertically bond paper 1 places the upper surface of horizontal reorganization veneer 2 horizontal nonwoven 2; Bottom by vertical bond paper 1, laterally recombinate veneer 2 or laterally nonwoven 2 constitute, vertically bond paper 1 places the lower surface of horizontal reorganization veneer 2 horizontal nonwoven 2;
The intermediate layer is 21 layers of bamboo curtain splint and the compound symmetrical structure of veneer; This intermediate layer by the table and the end be (1) respectively, (2), (3) layer be that 6, (5) layer of band veneer is that horizontal bamboo curtain splint is a rift grain veneer 3 for 4, the (6) layers for 3, the (4) layers of continuous rift grain veneers; (7), (8) layer is vertical bamboo curtain splint 5; (9) layer is that band veneer 6, the (10), (11), (12) layer are vertical bamboo curtain splint 5, is symmetrical layers with (11) layer; (13) layer is band veneer 6; (14), (15) layer is that 5, the (16) layers of vertical bamboo curtain splints are that 3, the (17) layers of rift grain veneers are horizontal bamboo curtain splint 4; (18) layer is that band veneer 6, the (19), (20), (21) layer be the assembly structure of 15 vertical 6 horizontal strokes of continuous rift grain veneer 3.
The manufacturing approach on bamboo wood composite container of the present invention floor is to utilize bamboo wood machinery; Bamboo wood is processed high-quality bamboo curtain splint; Through peeler rounding is become veneer simultaneously, utilize bond paper, reorganization veneer or nonwoven and synvaren to realize producing, specific as follows:
Bamboo curtain splint is dried in the moisture content 12% with dry kiln, Wooden veneer is dried in the moisture content 10%;
The bamboo curtain splint that drying is good is packed in the cage, immerses in the dipping solution, and impregnation hung out and drips glue after 20 minutes, and the bamboo curtain splint impregnation resin content is about 180-220g/m
2The veneer gluing that drying is good, glue-spread is about 180-220g/ m
2
Above-mentioned bamboo curtain splint through double-deck mesh dryer, under 80-90 ℃ of temperature conditions, is dried to moisture content 10-18%;
Press table, bottom and intermediate layer, top layer and bottom are the vertical bond paper 1 and the veneer 2 of laterally recombinating, perhaps vertical bond paper and horizontal nonwoven 2, the container bottom board that the intermediate layer adopts 21 layers of bamboo curtain splint and the compound symmetrical structure gummed of veneer to form; Its intermediate layer by the table and the end be (1) respectively, (2), (3) layer be that 6, (5) layer of band veneer is that horizontal bamboo curtain splint is a rift grain veneer 3 for 4, the (6) layers for 3, the (4) layers of continuous rift grain veneers; (7), (8) layer be that 5, the (9) layers of vertical bamboo curtain splints are that band veneer 6, the (10), (11), (12) layer are vertical bamboo curtain splint 5; With (11) layer is symmetrical layers; (13) layer is that band veneer 6, the (14), (15) layer are that vertical bamboo curtain splint is a rift grain veneer 3 for 5, the (16) layers; (17) layer is horizontal bamboo curtain splint 4; (18) layer is that band veneer 6, the (19), (20), (21) layer be the assembly structure assembly good (the whole double spreads of veneer) of continuous rift grain veneer 3, in preformer, presses 12-16 Kg/cm
2Pressure carry out precompressed, put into hot press then, at unit pressure 30-35 Kg/cm
2Under the situation, be warmed up to 135-145 ℃, hot pressing 60 minutes is cooled to two sections release ejecting plates of 40 ℃ of branches then; Adopt the cold cold technology that goes out of advancing;
After milling the limit with above-mentioned burr bladed saw limit, by drawing, spray the UV lacquer all around, packing can obtain finished product bamboo wood composite container floor.
The present invention guarantees glue, the deep enough bamboo wood of anticorrisive agent ability surface with the auxiliary impregnation mode of pneumatics gas, is absorbed.Because bamboo wood is starkly lower than cocurrent and parallel texture bonding strength to the vertical texture bonding strength in length and breadth; In the assembly structure when occurring in length and breadth to the staggered structure of reason; All adopt a Wooden veneer and the mode that bamboo curtain splint combines, evade this defective, significantly improved the intensity of bamboo-wood plyboard.Therefore the container bottom board of according to said method producing, symmetrical configuration, good planeness, thickness are even, and intensity is higher.
Bamboo wood composite container according to the invention floor; Compare with existing product; Its advantage is: the structure that adopts boxboard intensity optimal " 3+3+3+3+3 "; The face in its intermediate layer, bottom are continuous 3 layers of rift grain veneer, thereby significantly improve floor physical performance index (about more than 40% with the compound boxboard MOE value raising of the bamboo wood of band dash board, MOR improves about 20%).
The objective of the invention is under the condition that satisfies floor intensity; With reorganization veneer or nonwoven and the double-deck clad can of tectorial paper; The long fibre in the same way that utilizes nonwoven or reorganization veneer to exist has the characteristics of stronger tensile force; Arrange with the surface layer veneer square crossing in intermediate layer, make it to pin down each other restriction, make the top layer not be prone to be full of cracks; Thereby surface checking and the low problem of the horizontal veneer intensity of employing that the continuously vertical veneer of surface layer brings have been solved; Anisotropy (vertical, horizontal tensile strength is different) the balance surface stress that promptly utilizes reorganization veneer or nonwoven to exist solves the be full of cracks problem, realize that the floor interlayer surfaces is continuous 3 layers of rift grain structure Wooden veneer, thereby the intensity of having guaranteed the floor is not suffered a loss; A kind of high strength truly is provided, and the environment-friendly container of anticorrosion, anti-skidding, wear-resisting, acid and alkali-resistance, waterproof is with bamboo wood composite bottom board.Properties of product reach: vertical MOR 135MPa, longitudinal modulus of elasticity 15000MPa, horizontal MOR 40MPa, transverse modulus of elasticity 4500MPa.
Description of drawings
Fig. 1 is the continuous three layers of structural representation for the bamboo wood composite container floor of rift grain Face veneer of intermediate layer of the present invention veneer.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is further described.
As shown in the figure, the present invention includes top layer, bottom and intermediate layer, it is characterized in that:
The top layer by vertical bond paper 1, laterally recombinate veneer 2 or laterally nonwoven 2 constitute, vertically bond paper 1 places the horizontal reorganization veneer 2 or the horizontal upper surface of nonwoven 2;
Bottom by vertical bond paper 1, laterally recombinate veneer 2 or laterally nonwoven 2 constitute, vertically bond paper 1 places the lower surface of horizontal reorganization veneer 2 horizontal nonwoven 2;
The intermediate layer is 21 layers of bamboo curtain splint and the compound symmetrical structure of veneer; This intermediate layer by the table and the end be (1) respectively, (2), (3) layer be that 6, (5) layer of band veneer is that horizontal bamboo curtain splint is a rift grain veneer 3 for 4, the (6) layers for 3, the (4) layers of continuous rift grain veneers; (7), (8) layer is vertical bamboo curtain splint 5; (9) layer is that band veneer 6, the (10), (11), (12) layer are vertical bamboo curtain splint 5, is symmetrical layers with (11) layer; (13) layer is that band veneer 6, the (14), (15) layer be that 5, the (16) layers of vertical bamboo curtain splints are that 3, the (17) layers of rift grain veneers are that 4, the (18) layers of horizontal bamboo curtain splints are that band veneer 6, the (19), (20), (21) layer are continuous rift grain veneer 3.
Described bond paper 1 was for flooding phenolic resins and dried bond paper 1, and described reorganization veneer and nonwoven are impregnation or not the reorganization veneer and the nonwoven of impregnation.
The grammes per square metre of described bond paper 1 is 30-150g/m
2, the grammes per square metre of nonwoven is 15-60 g/m
2
Described reorganization veneer is a fast growing wood through the veneer of rotary-cut processing and through gluing, the veneer that assembly, pressing, slicing become.
The thickness of described reorganization veneer is 0.1-0.3mm.
The present invention processes high-quality bamboo curtain splint through utilizing bamboo wood machinery with bamboo wood, through peeler rounding is become veneer simultaneously, utilizes bond paper, reorganization veneer or nonwoven and synvaren to realize producing, and is specific as follows:
1. bamboo curtain splint is dried in the moisture content 12% with dry kiln, Wooden veneer is dried in the moisture content 10%;
2. the bamboo curtain splint that drying is good is packed in the cage, immerses in the dipping solution, and impregnation hung out and drips glue after 20 minutes, and the bamboo curtain splint impregnation resin content is about 180-220g/m
2The veneer gluing that drying is good, glue-spread is about 180-220g/ m
2
3. above-mentioned bamboo curtain splint is passed through double-deck mesh dryer, under 80-90 ℃ of temperature conditions, be dried to moisture content 10-18%;
4. press table, bottom and intermediate layer, top layer and bottom are the vertical bond paper 1 and the veneer 2 of laterally recombinating, perhaps vertical bond paper and horizontal nonwoven 2, the container bottom board that the intermediate layer adopts 21 layers of bamboo curtain splint and the compound symmetrical structure gummed of veneer to form.Its intermediate layer by the table and the end be (1) respectively, (2), (3) layer be that 6, (5) layer of band veneer is that horizontal bamboo curtain splint is a rift grain veneer 3 for 4, the (6) layers for 3, the (4) layers of continuous rift grain veneers; (7), (8) layer be that 5, the (9) layers of vertical bamboo curtain splints are that band veneer 6, the (10), (11), (12) layer are vertical bamboo curtain splint 5; With (11) layer be symmetrical layers, (13) layer is that band veneer 6, the (14), (15) layer is vertical bamboo curtain splint 5; (16) layer is rift grain veneer 3; (17) layer is that 4, the (18) layers of horizontal bamboo curtain splints are that band veneer 6, the (19), (20), (21) layer are good (the whole double spreads of veneer of assembly structure assembly of continuous rift grain veneer 3; Nonwoven carries out impregnation to be handled), in preformer, press 12-16Kg/cm
2Pressure carry out precompressed, put into hot press then, at unit pressure 30-35 Kg/cm
2Under the situation, be warmed up to 135-145 ℃, hot pressing 60 minutes is cooled to two sections release ejecting plates of 40 ℃ of branches then; Adopt the cold cold technology that goes out of advancing;
With above-mentioned burr bladed saw limit, mill the limit by drawing after, spray the UV lacquer all around, packing can obtain finished product bamboo wood composite container floor.
Make product of the present invention, use the press of tonnage more than 1500 tons,, guarantee that thickness is even by finger gauge control thickness; Through new architecture advances, thereby produce the product that intensity obviously surpasses similar bamboo wooden case plate.
Claims (6)
1. bamboo wood composite container floor; It comprises top layer, bottom and intermediate layer; It is characterized in that the top layer by vertical bond paper 1, laterally recombinate veneer 2 or laterally nonwoven 2 constitute, vertically bond paper 1 places the horizontal reorganization veneer 2 or the horizontal upper surface of nonwoven 2;
Bottom by vertical bond paper 1, laterally recombinate veneer 2 or laterally nonwoven 2 constitute, vertically bond paper 1 places the horizontal reorganization veneer 2 or the horizontal lower surface of nonwoven 2;
The intermediate layer is 21 layers of bamboo curtain splint and the compound symmetrical structure of veneer; This intermediate layer by the table and the end be (1) respectively, (2), (3) layer be that 6, (5) layer of band veneer is that horizontal bamboo curtain splint is a rift grain veneer 3 for 4, the (6) layers for 3, the (4) layers of continuous rift grain veneers; (7), (8) layer is vertical bamboo curtain splint 5; (9) layer is that band veneer 6, the (10), (11), (12) layer are vertical bamboo curtain splint 5, is symmetrical layers with (11) layer; (13) layer is that band veneer 6, the (14), (15) layer be that 5, the (16) layers of vertical bamboo curtain splints are that 3, the (17) layers of rift grain veneers are that 4, the (18) layers of horizontal bamboo curtain splints are that band veneer 6, the (19), (20), (21) layer are continuous rift grain veneer 3.
2. bamboo wood composite container according to claim 1 floor is characterized in that described bond paper 1 was for flooding phenolic resins and dried bond paper 1.
3. bamboo wood composite container according to claim 1 floor, the grammes per square metre that it is characterized in that described bond paper 1 is 30-150g/m
2, the grammes per square metre of nonwoven is 15-60 g/m
2
4. bamboo wood composite container according to claim 1 floor is characterized in that described reorganization veneer is a fast growing wood through the veneer of rotary-cut processing and through gluing, the veneer that assembly, pressing, slicing become.
5. bamboo wood composite container according to claim 1 floor, the thickness that it is characterized in that described reorganization veneer is 0.1-0.3mm.
6. the manufacturing approach on bamboo wood composite container according to claim 1 floor; It is characterized in that described bamboo wood composite container floor utilizes bamboo wood machinery; Bamboo wood is processed high-quality bamboo curtain splint; Through peeler rounding is become veneer simultaneously, utilize bond paper, reorganization veneer or nonwoven and synvaren to realize producing, specific as follows:
Bamboo curtain splint is dried in the moisture content 12% with dry kiln, Wooden veneer is dried in the moisture content 10%;
The bamboo curtain splint that drying is good is packed in the cage, immerses in the dipping solution, and impregnation hung out and drips glue after 20 minutes, and the bamboo curtain splint impregnation resin content is about 180-220g/m
2The veneer gluing that drying is good, glue-spread is about 180-220g/ m
2
Above-mentioned bamboo curtain splint through double-deck mesh dryer, under 80-90 ℃ of temperature conditions, is dried to moisture content 10-18%;
Press table, bottom and intermediate layer, top layer and bottom are the vertical bond paper 1 and the veneer 2 of laterally recombinating, perhaps vertical bond paper and horizontal nonwoven 2, the container bottom board that the intermediate layer adopts 21 layers of bamboo curtain splint and the compound symmetrical structure gummed of veneer to form; Its intermediate layer by the table and the end be (1) respectively, (2), (3) layer be that 6, (5) layer of band veneer is that horizontal bamboo curtain splint is a rift grain veneer 3 for 4, the (6) layers for 3, the (4) layers of continuous rift grain veneers; (7), (8) layer be that 5, the (9) layers of vertical bamboo curtain splints are that band veneer 6, the (10), (11), (12) layer are vertical bamboo curtain splint 5; With (11) layer is symmetrical layers; (13) layer is that band veneer 6, the (14), (15) layer are that vertical bamboo curtain splint is a rift grain veneer 3 for 5, the (16) layers; (17) layer is horizontal bamboo curtain splint 4; (18) layer is that band veneer 6, the (19), (20), (21) layer be the assembly structure assembly good (the whole double spreads of veneer) of continuous rift grain veneer 3, in preformer, presses 12-16Kg/cm
2Pressure carry out precompressed, put into hot press then, at unit pressure 30-35 Kg/cm
2Under the situation, be warmed up to 135-145 ℃, hot pressing 60 minutes is cooled to two sections release ejecting plates of 40 ℃ of branches then; Adopt the cold cold technology that goes out of advancing;
After milling the limit with above-mentioned burr bladed saw limit, by drawing, spray the UV lacquer all around, packing can obtain finished product bamboo wood composite container floor.
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| CN2012100523912A CN102581887A (en) | 2012-03-02 | 2012-03-02 | Bamboo-wood composited container floor and production method thereof |
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Cited By (6)
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| CN102909761A (en) * | 2012-10-19 | 2013-02-06 | 茂友木材股份有限公司 | Method for producing base plate of homogeneous container |
| CN104552489A (en) * | 2014-12-19 | 2015-04-29 | 南通新洋环保板业有限公司 | Bamboo-wood composite container floor |
| CN104760097A (en) * | 2015-04-10 | 2015-07-08 | 福建和其昌竹业有限公司 | Manufacturing method of full bamboo or wood or bamboo-wood mixing scrimber composite board with trimming materials participating |
| CN105799007A (en) * | 2016-05-09 | 2016-07-27 | 南京林业大学 | Composite plate strip and manufacturing method thereof |
| CN108943199A (en) * | 2017-05-19 | 2018-12-07 | 湖南中集竹木业发展有限公司 | A kind of bamboo and wood composite bottom board and preparation method thereof |
| CN109397406A (en) * | 2018-12-26 | 2019-03-01 | 浙江大风范家具股份有限公司 | It is a kind of for making the patch cotton gauze timber and processing technology of furniture |
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