CN104070590B - A kind of inorganic fire-retarded maize straw flakeboard of wear-resisting water proof type and production method thereof - Google Patents
A kind of inorganic fire-retarded maize straw flakeboard of wear-resisting water proof type and production method thereof Download PDFInfo
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Abstract
A kind of inorganic fire-retarded maize straw flakeboard of wear-resisting water proof type and production method thereof, comprise maize straw particle central layer, the surfaces externally and internally of maize straw particle central layer is all pasted with aluminium-foil paper by inorganic fire-retarded adhesive material layer, and described maize straw particle central layer is the board-like material being made by maize straw particle and inorganic fire-retarded adhesive. The present invention has aluminium-foil paper by veneer, improve largely wearability and the water resistance of maize straw flakeboard, make sheet material there is the characteristic of wear-resisting, waterproof, good airproof performance, greatly promote production and the application of such crushed straw aggregate plate, environmental protection, production cost is low; Production method is simple, can realize mechanization production.
Description
Technical field
The present invention relates to a kind of wood-based plate and production method thereof, particularly the inorganic fire-retarded maize straw flakeboard of a kind of wear-resisting water proof type and production method thereof.
Background technology
Maize straw is a kind of common non-wooden regenerated resources in agricultural crop straw, and under the background that the forest reserves lack increasingly in the world, such resource has vast potential for future development. But, utilize maize straw flakeboard prepared by inorganic adhesive to wear no resistance, plain plate is directly processed in the process of use, its surface is prone to shrinkage pool and pit, and this inorganic fire-retarded maize straw flakeboard make moist water suction after, mechanical strength can have decline.
Summary of the invention
Technical problem to be solved by this invention is for the deficiencies in the prior art, provides a kind of reasonable in design, the inorganic fire-retarded maize straw flakeboard of wear-resisting waterproof.
Another technical problem to be solved by this invention is for the deficiencies in the prior art, provides a kind of reasonable in design, the production method of the inorganic fire-retarded maize straw flakeboard of the simple wear-resisting water proof type of technique.
Technical problem to be solved by this invention is to realize by following technical scheme, the present invention is the inorganic fire-retarded maize straw flakeboard of a kind of wear-resisting water proof type, be characterized in, comprise maize straw particle central layer, the surfaces externally and internally of maize straw particle central layer is all pasted with aluminium-foil paper by inorganic fire-retarded adhesive material layer, and described maize straw particle central layer is the board-like material being made by maize straw particle and inorganic fire-retarded adhesive.
Technical problem to be solved by this invention can also further realize by following technical scheme, in the inorganic fire-retarded maize straw flakeboard of above-described wear-resisting water proof type: the thickness of described maize straw particle central layer is 6-30mm.
Technical problem to be solved by this invention can also further realize by following technical scheme, in the inorganic fire-retarded maize straw flakeboard of above-described wear-resisting water proof type: the thickness of described aluminium-foil paper is 3-15mm.
Another technical problem to be solved by this invention is to realize by following technical scheme, and the present invention is the production method of the inorganic fire-retarded maize straw flakeboard of a kind of wear-resisting water proof type as above, is characterized in, its step is as follows,
(1) preparation of maize straw particle: utilize chaffcutter that maize straw is cut into after 180-220mm shaft-like, deliver to the maize straw particle of processing growth 1-3mm, wide 1-2mm in hog, then maize straw particle being delivered to and being dried to moisture content in drying machine is 10-12%;
(2) applying glue and stirring: dried maize straw particle is delivered to mixer, in mixer by maize straw particle and inorganic fire-retarded adhesive by weight carrying out glue spraying stirring for 3:6-3:8, until mix, make maize straw particle mixture;
(3) machinery is mated formation: maize straw particle mixture is transported to mechanical spreading machine through conveyer belt, and spreading machine is mated formation maize straw particle mixture on billet uniformly, forms slab;
(4) precompressed: slab is transported to preformer through conveyer belt and carries out pre-molding, preload pressure is 1.3-1.8MPa, and squeeze time is 30-60s;
(5) locked mode of colding pressing: the slab of multiple pre-moldings is placed in locked mode folder together with billet stacking, and sends into the cold press locked mode of colding pressing, locked mode pressure reaches 2.8-3.2MPa;
(6) sheet material maintenance: first locked mode is pressed from both sides to stacking and deliver to curing room and carry out blanks and moulding and conserving, solidification temperature is 35-60 DEG C, and locked mode maintenance is after 1-2 days, locked mode is pinched to cold press release, make sheet material semi-finished product, in stacking natural curing 1-3 week under normal temperature, make maize straw particle central layer;
(7) maize straw particle central layer is dry: maize straw particle central layer is delivered to drying machine and be dried, baking temperature is 125-135 DEG C, and being dried to moisture content is 10-12%;
(8) edging of maize straw particle central layer and sanding: first dried maize straw particle central layer is delivered in length and breadth to edging saw and carried out in length and breadth, to pre-clipping edge, then delivering to sander and carrying out two-sided fixed thick sanding;
(9) finished product preparation: utilize the surfaces externally and internally of the maize straw particle central layer of aluminium-foil paper after edging sanding to carry out veneer, make inorganic fire-retarded maize straw flakeboard, inorganic fire-retarded maize straw flakeboard is delivered in length and breadth to edging saw to carry out in length and breadth, to clipping edge, making finished product sheet material.
Compared with prior art, the present invention has aluminium-foil paper by veneer, improves largely wearability and the water resistance of maize straw flakeboard, make sheet material there is the characteristic of wear-resisting, waterproof, good airproof performance, greatly promote production and the application of such crushed straw aggregate plate, environmental protection, production cost is low; Production method is simple, can realize mechanization production.
Brief description of the drawings
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
Referring to accompanying drawing, further describe concrete technical scheme of the present invention, so that those skilled in the art understands the present invention further, and do not form the restriction to its right.
Embodiment 1, with reference to Fig. 1, the inorganic fire-retarded maize straw flakeboard of a kind of wear-resisting water proof type, comprise maize straw particle central layer 2, the surfaces externally and internally of maize straw particle central layer 2 is all pasted with aluminium-foil paper 1 by inorganic fire-retarded adhesive material layer, the board-like material of described maize straw particle central layer 2 for being made by maize straw particle and inorganic fire-retarded adhesive.
Embodiment 2, in the inorganic fire-retarded maize straw flakeboard of wear-resisting water proof type described in embodiment 1: the thickness of described maize straw particle central layer 2 is 6mm, and the thickness of described aluminium-foil paper 1 is 3mm.
Embodiment 3, in the inorganic fire-retarded maize straw flakeboard of wear-resisting water proof type described in embodiment 1: the thickness of described maize straw particle central layer 2 is 30mm, and the thickness of described aluminium-foil paper 1 is 15mm.
Embodiment 4, in the inorganic fire-retarded maize straw flakeboard of wear-resisting water proof type described in embodiment 1: the thickness of described maize straw particle central layer 2 is 20mm, and the thickness of described aluminium-foil paper 1 is 8mm.
Embodiment 5, the production method of the wear-resisting water proof type inorganic fire-retarded maize straw flakeboard of a kind of embodiment 1-4 described in any one, its step is as follows,
(1) preparation of maize straw particle: utilize chaffcutter that maize straw is cut into after 180mm shaft-like, deliver to the maize straw particle of processing growth 1mm, wide 1mm in hog, then maize straw particle being delivered to and being dried to moisture content in drying machine is 10%;
(2) applying glue and stirring: dried maize straw particle is delivered to mixer, in mixer by maize straw particle and inorganic fire-retarded adhesive by weight for 3:6 carries out glue spraying stirring, until mix, make maize straw particle mixture;
(3) machinery is mated formation: maize straw particle mixture is transported to mechanical spreading machine through conveyer belt, and spreading machine is mated formation maize straw particle mixture on billet uniformly, forms slab;
(4) precompressed: slab is transported to preformer through conveyer belt and carries out pre-molding, preload pressure is 1.3MPa, and squeeze time is 30s;
(5) locked mode of colding pressing: the slab of multiple pre-moldings is placed in locked mode folder together with billet stacking, and sends into the cold press locked mode of colding pressing, locked mode pressure reaches 2.8MPa;
(6) sheet material maintenance: first locked mode is pressed from both sides to stacking and deliver to curing room and carry out blanks and moulding and conserving, solidification temperature is 35 DEG C, and locked mode maintenance is after 1 day, locked mode is pinched to cold press release, make sheet material semi-finished product, stacking natural curing 1 week under normal temperature, makes maize straw particle central layer;
(7) maize straw particle central layer is dry: maize straw particle central layer is delivered to drying machine and be dried, baking temperature is 125 DEG C, and being dried to moisture content is 10%;
(8) edging of maize straw particle central layer and sanding: first dried maize straw particle central layer is delivered in length and breadth to edging saw and carried out in length and breadth, to pre-clipping edge, then delivering to sander and carrying out two-sided fixed thick sanding;
(9) finished product preparation: utilize the surfaces externally and internally of the maize straw particle central layer of aluminium-foil paper after edging sanding to carry out veneer, make inorganic fire-retarded maize straw flakeboard, inorganic fire-retarded maize straw flakeboard is delivered in length and breadth to edging saw to carry out in length and breadth, to clipping edge, making finished product sheet material.
Embodiment 6, the production method of the wear-resisting water proof type inorganic fire-retarded maize straw flakeboard of a kind of embodiment 1-4 described in any one, its step is as follows,
(1) preparation of maize straw particle: utilize chaffcutter that maize straw is cut into after 220mm shaft-like, deliver to the maize straw particle of processing growth 3mm, wide 2mm in hog, then maize straw particle being delivered to and being dried to moisture content in drying machine is 12%;
(2) applying glue and stirring: dried maize straw particle is delivered to mixer, in mixer by maize straw particle and inorganic fire-retarded adhesive by weight for 3:8 carries out glue spraying stirring, until mix, make maize straw particle mixture;
(3) machinery is mated formation: maize straw particle mixture is transported to mechanical spreading machine through conveyer belt, and spreading machine is mated formation maize straw particle mixture on billet uniformly, forms slab;
(4) precompressed: slab is transported to preformer through conveyer belt and carries out pre-molding, preload pressure is 1.8MPa, and squeeze time is 60s;
(5) locked mode of colding pressing: the slab of multiple pre-moldings is placed in locked mode folder together with billet stacking, and sends into the cold press locked mode of colding pressing, locked mode pressure reaches 3.2MPa;
(6) sheet material maintenance: first locked mode is pressed from both sides to stacking and deliver to curing room and carry out blanks and moulding and conserving, solidification temperature is 60 DEG C, and locked mode maintenance is after 2 days, locked mode is pinched to cold press release, make sheet material semi-finished product, stacking natural curing 3 weeks under normal temperature, makes maize straw particle central layer;
(7) maize straw particle central layer is dry: maize straw particle central layer is delivered to drying machine and be dried, baking temperature is 135 DEG C, and being dried to moisture content is 12%;
(8) edging of maize straw particle central layer and sanding: first dried maize straw particle central layer is delivered in length and breadth to edging saw and carried out in length and breadth, to pre-clipping edge, then delivering to sander and carrying out two-sided fixed thick sanding;
(9) finished product preparation: utilize the surfaces externally and internally of the maize straw particle central layer of aluminium-foil paper after edging sanding to carry out veneer, make inorganic fire-retarded maize straw flakeboard, inorganic fire-retarded maize straw flakeboard is delivered in length and breadth to edging saw to carry out in length and breadth, to clipping edge, making finished product sheet material.
Embodiment 7, the production method of the wear-resisting water proof type inorganic fire-retarded maize straw flakeboard of a kind of embodiment 1-4 described in any one, its step is as follows,
(1) preparation of maize straw particle: utilize chaffcutter that maize straw is cut into after 200mm shaft-like, deliver to the maize straw particle of processing growth 2mm, wide 1.5mm in hog, then maize straw particle being delivered to and being dried to moisture content in drying machine is 11%;
(2) applying glue and stirring: dried maize straw particle is delivered to mixer, in mixer by maize straw particle and inorganic fire-retarded adhesive by weight for 3:7 carries out glue spraying stirring, until mix, make maize straw particle mixture;
(3) machinery is mated formation: maize straw particle mixture is transported to mechanical spreading machine through conveyer belt, and spreading machine is mated formation maize straw particle mixture on billet uniformly, forms slab;
(4) precompressed: slab is transported to preformer through conveyer belt and carries out pre-molding, preload pressure is 1.5MPa, and squeeze time is 50s;
(5) locked mode of colding pressing: the slab of multiple pre-moldings is placed in locked mode folder together with billet stacking, and sends into the cold press locked mode of colding pressing, locked mode pressure reaches 3.0MPa;
(6) sheet material maintenance: first locked mode is pressed from both sides to stacking and deliver to curing room and carry out blanks and moulding and conserving, solidification temperature is 45 DEG C, and locked mode maintenance is after 1.5 days, locked mode is pinched to cold press release, make sheet material semi-finished product, stacking natural curing 2 weeks under normal temperature, makes maize straw particle central layer;
(7) maize straw particle central layer is dry: maize straw particle central layer is delivered to drying machine and be dried, baking temperature is 130 DEG C, and being dried to moisture content is 11%;
(8) edging of maize straw particle central layer and sanding: first dried maize straw particle central layer is delivered in length and breadth to edging saw and carried out in length and breadth, to pre-clipping edge, then delivering to sander and carrying out two-sided fixed thick sanding;
(9) finished product preparation: utilize the surfaces externally and internally of the maize straw particle central layer of aluminium-foil paper after edging sanding to carry out veneer, make inorganic fire-retarded maize straw flakeboard, inorganic fire-retarded maize straw flakeboard is delivered in length and breadth to edging saw to carry out in length and breadth, to clipping edge, making finished product sheet material.
Embodiment 8, the production method of the wear-resisting water proof type inorganic fire-retarded maize straw flakeboard of a kind of embodiment 1-4 described in any one, its step is as follows,
(1) preparation of maize straw particle: utilize chaffcutter that maize straw is cut into after 190mm shaft-like, deliver to the maize straw particle of processing growth 3mm, wide 1mm in hog, then maize straw particle being delivered to and being dried to moisture content in drying machine is 11%;
(2) applying glue and stirring: dried maize straw particle is delivered to mixer, in mixer by maize straw particle and inorganic fire-retarded adhesive by weight for 3:7 carries out glue spraying stirring, until mix, make maize straw particle mixture;
(3) machinery is mated formation: maize straw particle mixture is transported to mechanical spreading machine through conveyer belt, and spreading machine is mated formation maize straw particle mixture on billet uniformly, forms slab;
(4) precompressed: slab is transported to preformer through conveyer belt and carries out pre-molding, preload pressure is 1.7MPa, and squeeze time is 45s;
(5) locked mode of colding pressing: the slab of multiple pre-moldings is placed in locked mode folder together with billet stacking, and sends into the cold press locked mode of colding pressing, locked mode pressure reaches 3.1MPa;
(6) sheet material maintenance: first locked mode is pressed from both sides to stacking and deliver to curing room and carry out blanks and moulding and conserving, solidification temperature is 48 DEG C, and locked mode maintenance is after 1 day, locked mode is pinched to cold press release, make sheet material semi-finished product, stacking natural curing 1 week under normal temperature, makes maize straw particle central layer;
(7) maize straw particle central layer is dry: maize straw particle central layer is delivered to drying machine and be dried, baking temperature is 132 DEG C, and being dried to moisture content is 11%;
(8) edging of maize straw particle central layer and sanding: first dried maize straw particle central layer is delivered in length and breadth to edging saw and carried out in length and breadth, to pre-clipping edge, then delivering to sander and carrying out two-sided fixed thick sanding;
(9) finished product preparation: utilize the surfaces externally and internally of the maize straw particle central layer of aluminium-foil paper after edging sanding to carry out veneer, make inorganic fire-retarded maize straw flakeboard, inorganic fire-retarded maize straw flakeboard is delivered in length and breadth to edging saw to carry out in length and breadth, to clipping edge, making finished product sheet material.
Described aluminium-foil paper is commercially available prod; Described inorganic fire-retarded adhesive can be disclosed or commercially available any adhesive material that contains inorganic combustion inhibitor in prior art; Central layer thickness is 2 times of plate thickness, can ensure that this sheet material has good mechanical strength.
Claims (3)
1. the production method of the inorganic fire-retarded maize straw flakeboard of wear-resisting water proof type, it is characterized in that: the inorganic fire-retarded maize straw flakeboard of described wear-resisting water proof type comprises maize straw particle central layer, the surfaces externally and internally of maize straw particle central layer is all pasted with aluminium-foil paper by inorganic fire-retarded adhesive material layer, described maize straw particle central layer is the board-like material being made by maize straw particle and inorganic fire-retarded adhesive
Its production stage is as follows,
(1) preparation of maize straw particle: utilize chaffcutter that maize straw is cut into after 180-220mm shaft-like, deliver to the maize straw particle of processing growth 1-3mm, wide 1-2mm in hog, then maize straw particle being delivered to and being dried to moisture content in drying machine is 10-12%;
(2) applying glue and stirring: dried maize straw particle is delivered to mixer, in mixer by maize straw particle and inorganic fire-retarded adhesive by weight carrying out glue spraying stirring for 3:6-3:8, until mix, make maize straw particle mixture;
(3) machinery is mated formation: maize straw particle mixture is transported to mechanical spreading machine through conveyer belt, and spreading machine is mated formation maize straw particle mixture on billet uniformly, forms slab;
(4) precompressed: slab is transported to preformer through conveyer belt and carries out pre-molding, preload pressure is 1.3-1.8MPa, and squeeze time is 30-60s;
(5) locked mode of colding pressing: the slab of multiple pre-moldings is placed in locked mode folder together with billet stacking, and sends into the cold press locked mode of colding pressing, locked mode pressure reaches 2.8-3.2MPa;
(6) sheet material maintenance: first locked mode is pressed from both sides to stacking and deliver to curing room and carry out blanks and moulding and conserving, solidification temperature is 35-60 DEG C, and locked mode maintenance is after 1-2 days, locked mode is pinched to cold press release, make sheet material semi-finished product, in stacking natural curing 1-3 week under normal temperature, make maize straw particle central layer;
(7) maize straw particle central layer is dry: maize straw particle central layer is delivered to drying machine and be dried, baking temperature is 125-135 DEG C, and being dried to moisture content is 10-12%;
(8) edging of maize straw particle central layer and sanding: first dried maize straw particle central layer is delivered in length and breadth to edging saw and carried out in length and breadth, to pre-clipping edge, then delivering to sander and carrying out two-sided fixed thick sanding;
(9) finished product preparation: utilize the surfaces externally and internally of the maize straw particle central layer of aluminium-foil paper after edging sanding to carry out veneer, make inorganic fire-retarded maize straw flakeboard, inorganic fire-retarded maize straw flakeboard is delivered in length and breadth to edging saw to carry out in length and breadth, to clipping edge, making finished product sheet material.
2. the production method of the inorganic fire-retarded maize straw flakeboard of wear-resisting water proof type according to claim 1, is characterized in that: the thickness of described maize straw particle central layer is 6-30mm.
3. the production method of the inorganic fire-retarded maize straw flakeboard of wear-resisting water proof type according to claim 1, is characterized in that: the thickness of described aluminium-foil paper is 3-15mm.
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| CN104786340A (en) * | 2014-09-28 | 2015-07-22 | 杨光伟 | Flame-retarded-straw artificial board and manufacturing method thereof |
| CN111546455B (en) * | 2020-04-02 | 2021-05-25 | 北华大学 | Corn straw fiber flame-retardant recombined laminated wood and preparation method thereof |
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