CN104002361B - A kind of fire-retardant agricultural crop straw/wood composite board mat formation system and method for paving - Google Patents
A kind of fire-retardant agricultural crop straw/wood composite board mat formation system and method for paving Download PDFInfo
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- CN104002361B CN104002361B CN201410265132.7A CN201410265132A CN104002361B CN 104002361 B CN104002361 B CN 104002361B CN 201410265132 A CN201410265132 A CN 201410265132A CN 104002361 B CN104002361 B CN 104002361B
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Abstract
The invention discloses a kind of fire-retardant agricultural crop straw/wood composite board mat formation system and method for paving, comprise upper epidermis moulding sieve, sandwich layer moulding sieve, following table formable layer sieve and moulding belt conveyer, moulding belt conveyer is positioned at upper epidermis moulding sieve and following table formable layer sieve top, sandwich layer moulding sieve is between upper epidermis moulding sieve and following table formable layer sieve, on moulding belt conveyer, be placed with billet, moulding belt conveyer end is near there being acceleration belt conveyer, accelerate belt conveyer middle part and be provided with optoelectronic switch, between moulding belt conveyer and acceleration belt conveyer, be provided with spiral conveyer. compared with prior art, the invention has the beneficial effects as follows: surface smoothness is good, sheet material combination with decorative surfaces is processed simple, and processing cost is low, and sheet material non-deformability is strong, and paving process is simple, and floor space is little, and Design and manufacture cost is low, and sheet material fire protecting performance is good.
Description
Technical field
The present invention relates to wood-based plate and manufacture field, specifically mat formation system and method for paving of a kind of fire-retardant agricultural crop straw/wood composite board.
Background technology
China's agricultural straw resource is abundant, and timber resources is in short supply, and agricultural crop straw main chemical compositions is similar to timber, can be used as Wood-based Panel Production raw material, makes full use of agricultural straw resource, substitutes timber resources production wood-based plate significant. But compared with wood-base fibre and particle panel material, straw-based panel distortion is serious, development is restricted. Agricultural crop straw and wood composite are produced to wood-based plate, can avoid manufacturing wood-based plate with agricultural crop straw separately and have the problem of being out of shape, can also alleviate the present situation that China's timber resources is in short supply. In addition, conventional method for paving complexity, floor space is large, and Design and manufacture cost is high. For the problems referred to above, the invention provides a kind of agricultural crop straw/wood composite board and method for paving, make full use of the wood-based plate of agricultural straw resource manufacturing property excellence, simplify its method for paving simultaneously.
Summary of the invention
The object of the present invention is to provide a kind of fire-retardant agricultural crop straw/wood composite board mat formation system and method for paving, to solve the problem proposing in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme:
A kind of fire-retardant agricultural crop straw/wood composite board system of mating formation, comprise that sieve diameter is the upper epidermis moulding sieve of 2-3mm, sieve diameter is the sandwich layer moulding sieve of 4-6mm, sieve diameter is following table formable layer sieve and the moulding belt conveyer of 2-3mm, described moulding belt conveyer is positioned at upper epidermis moulding sieve and following table formable layer sieve top, described sandwich layer moulding sieve is between upper epidermis moulding sieve and following table formable layer sieve, on described moulding belt conveyer, be placed with long × wide × thick billet for 2520mm × 1300mm × 3mm, moulding belt conveyer end is near there being acceleration belt conveyer, accelerate belt conveyer middle part and be provided with optoelectronic switch, between described moulding belt conveyer and acceleration belt conveyer, be provided with spiral conveyer.
Fire-retardant agricultural crop straw/wood composite board system of mating formation is produced the method for paving of fire-retardant agricultural crop straw/wood composite board,
The first step: the crop branch fiber processing is transported to upper epidermis moulding sieve and following table formable layer sieve by spiral conveyer, and wood substance grain wood shavings are transported to sandwich layer moulding sieve by spiral conveyer;
Second step: billet is overlapped along its length, and be placed on moulding belt conveyer and form a continuous billet band, the lap of splice is 5mm;
The 3rd step: start moulding belt conveyer, billet moves left with moulding belt conveyer, when moulding belt conveyer starts, upper epidermis moulding sieve, following table formable layer sieve and sandwich layer moulding sieve all start operation, all swing 10s and swing 10s are sieved in upper epidermis moulding sieve, following table formable layer sieve and sandwich layer moulding, and left and right, swing hocket; On the billet that the screened crop branch fiber getting off and wood substance grain wood shavings overlap on moulding belt conveyer, form continuous slab; Moulding belt-conveying motor speed is controlled at 10m/min-30m/min, accelerates belt-conveying motor speed and is controlled at 10m/min-40m/min;
The 4th step: billet and continuous slab front end block before optoelectronic switch, accelerating belt conveyer synchronizes with moulding belt-conveying motor speed, billet and continuous slab front end block after optoelectronic switch, the speed-raising of acceleration belt conveyer, moulding belt conveyer keeps original speed, accelerate belt conveyer rips together with individual slab on it single billet from the continuous billet band of overlap joint, be transported to subsequent transportation equipment, complete mating formation of individual slab, then enter mating formation of next individual slab of piece;
The 5th step: the material that individual billet and individual slab are scattered while being ripped is just in time fallen the material mouth of spiral conveyer, is then transported in sandwich layer moulding sieve, as sandwich layer raw material by spiral conveyer and other transporting equipment.
Compared with prior art, the invention has the beneficial effects as follows: top layer is crop branch fiber, and surface smoothness is good, sheet material combination with decorative surfaces is processed simple, sandwich layer is wood substance grain wood shavings, and processing cost is low, and sheet material non-deformability is strong, paving process is simple, floor space is little, and Design and manufacture cost is low, adopts inorganic adhesive as adhesive, sheet material fire protecting performance is good, has reached B1 level.
Brief description of the drawings
Fig. 1 is the mat formation structural representation of system of fire-retardant agricultural crop straw/wood composite board.
Fig. 2 is the structural representation of fire-retardant agricultural crop straw/wood composite board.
In figure: 1-upper epidermis moulding sieve; 2-sandwich layer moulding sieve; 3-following table formable layer sieve; 4-billet; 5-moulding belt conveyer; 6-continuous slab; Individual slab of 7-; 8-optoelectronic switch; 9-accelerates belt conveyer; 10-spiral conveyer; A-upper epidermis; B-sandwich layer; Top layer under C-.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment. Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1~2, in the embodiment of the present invention, a kind of fire-retardant agricultural crop straw/wood composite board system of mating formation, comprise that sieve diameter is the upper epidermis moulding sieve 1 of 2-3mm, sieve diameter is the sandwich layer moulding sieve 2 of 4-6mm, sieve diameter is following table formable layer sieve 3 and the moulding belt conveyer 5 of 2-3mm, moulding belt conveyer 5 is positioned at upper epidermis moulding sieve 1 and following table formable layer sieves 3 tops, sandwich layer moulding sieve 2 is between upper epidermis moulding sieve 1 and following table formable layer sieve 3, on moulding belt conveyer 5, be placed with long × wide × thick billet 4 for 2520mm × 1300mm × 3mm, moulding belt conveyer 5 ends are near there being the belt conveyer 9 of acceleration, accelerate belt conveyer 9 middle parts and be provided with optoelectronic switch 8, between moulding belt conveyer 5 and acceleration belt conveyer 9, be provided with spiral conveyer 10.
Upper epidermis moulding sieve 1, sandwich layer moulding sieve 2 and following table formable layer sieve 3 all can left and right, front and back swing back and forth.
Fire-retardant agricultural crop straw/wood composite board as claimed in claim 1 system of mating formation is produced the method for paving of fire-retardant agricultural crop straw/wood composite board,
The first step: the crop branch fiber processing is delivered to upper epidermis moulding sieve 1 and following table formable layer sieve 2 by spiral conveyer defeated 10, and wood substance grain wood shavings are transported to sandwich layer moulding sieve 3 by spiral conveyer 10;
Second step: billet 4 is overlapped along its length, and be placed on moulding belt conveyer 5 and form a continuous billet band, the lap of splice is 5mm;
The 3rd step: start moulding belt conveyer 5, billet 4 moves left with moulding belt conveyer 5, when moulding belt conveyer 5 starts, upper epidermis moulding sieve 1, following table formable layer sieve 2 and sandwich layer moulding sieve 3 all start operation, upper epidermis moulding sieve 1, following table formable layer sieve 2 and sandwich layer moulding sieve 3 all swing 10s and swing 10s, left and right, swing hocket; On the billet 4 that the screened crop branch fiber getting off and wood substance grain wood shavings overlap on moulding belt conveyer 5, form continuous slab 6; Moulding belt conveyer 5 speed are controlled at 10m/min-30m/min, accelerate belt conveyer 9 speed and are controlled at 10m/min-40m/min;
The 4th step: billet 4 and continuous slab 6 front ends block before optoelectronic switch 8, accelerating belt conveyer 9 synchronizes with moulding belt conveyer 5 speed, billet 4 and continuous slab 6 front ends block after optoelectronic switch 8, accelerating belt conveyer 9 raises speed, moulding belt conveyer 5 keeps original speed, accelerate belt conveyer 9 rips together with individual slab 7 on it single billet 4 from the continuous billet band of overlap joint, be transported to subsequent transportation equipment, complete mating formation of individual slab 7, then enter mating formation of individual slab 7 of next piece;
The 5th step: the material that individual billet 4 is scattered while being ripped with individual slab 7 is just in time fallen the material mouth of spiral conveyer 10, is then transported in sandwich layer moulding sieve 2, as sandwich layer raw material by spiral conveyer 10 and other transporting equipment.
Fire-retardant agricultural crop straw/wood composite board comprises upper epidermis, sandwich layer, lower top layer, upper epidermis and lower top layer moulding specification be long 3mm-8mm, wide 1mm-2mm, thick 0.5-1.5mm, and upper epidermis and lower skin depth all account for 25% of composite plate gross thickness; The moulding specification of sandwich layer is long 5mm-20mm, wide 3-6mm, and thick 1mm-3mm, and core layer thickness accounts for 50% of composite plate gross thickness; Adhesive used is inorganic adhesive, and upper epidermis and lower top layer resin added be 20-28%, and sandwich layer resin added is 16-21%.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned example embodiment, and in the situation that not deviating from spirit of the present invention or essential characteristic, can realize the present invention with other concrete form. Therefore, no matter from which point, all should regard embodiment as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, is therefore intended to all changes that drop in the implication and the scope that are equal to important document of claim to include in the present invention. Any Reference numeral in claim should be considered as limiting related claim.
In addition, be to be understood that, although this description is described according to embodiment, but be not that each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should make description as a whole, and the technical scheme in each embodiment also can, through appropriately combined, form other embodiments that it will be appreciated by those skilled in the art that.
Claims (2)
1. fire-retardant agricultural crop straw/wood composite board system of mating formation, comprises that sieve diameter is the upper epidermis moulding of 2-3mmThe sandwich layer moulding sieve (2) that sieve (1), sieve diameter are 4-6mm, the following table formable layer sieve (3) that sieve diameter is 2-3mmWith moulding belt conveyer (5), it is characterized in that, described moulding belt conveyer (5) be positioned at upper epidermis moulding sieve (1) andFollowing table formable layer sieve (3) below, described sandwich layer moulding sieve (2) is positioned at upper epidermis moulding sieve (1) and following table formable layer sieve (3)Between, on described moulding belt conveyer (5), be placed with the several length of overlap joint × wide × thick 2520mm of being mutually that go up along its lengthThe billet (4) of × 1300mm × 3mm, the length that described billet (4) overlaps is each other 5mm, moulding beltTransporter (5) end, near there being acceleration belt conveyer (9), accelerates belt conveyer (9) middle part and is provided with optoelectronic switch (8),Between described moulding belt conveyer (5) and acceleration belt conveyer (9), be provided with spiral conveyer (10).
2. a fire-retardant agricultural crop straw/wood composite board as claimed in claim 1 system of mating formation is produced fire-retardant agricultural crop strawThe method for paving of/wood composite board, is characterized in that, the first step: the crop branch fiber processing is transported by spiralMachine (10) is transported to upper epidermis moulding sieve (1) and following table formable layer sieve (2), and wood substance grain wood shavings are by spiral conveyer (10)Be transported to sandwich layer moulding sieve (3);
Second step: billet (4) is overlapped along its length, and be placed in the upper formation one of moulding belt conveyer (5)Individual continuous billet band, the lap of splice is 5mm;
The 3rd step: start moulding belt conveyer (5), billet (4) moves left with moulding belt conveyer (5), becomesWhen type belt conveyer (5) starts, upper epidermis moulding sieve (1), following table formable layer sieve (2) and sandwich layer moulding sieve (3) are equalStart operation, upper epidermis moulding sieve (1), following table formable layer sieve (2) and sandwich layer moulding sieve (3) all swing 10s andSwing 10s, left and right, swing hocket; The screened crop branch fiber getting off is becoming with wood substance grain wood shavingsThe upper continuous slab (6) that forms of billet (4) of the upper overlap joint of type belt conveyer (5); Moulding belt conveyer (5) speed controlBuilt in 10m/min-30m/min, accelerate belt conveyer (9) speed and be controlled at 10m/min-40m/min;
The 4th step: it is front that billet (4) and continuous slab (6) front end block optoelectronic switch (8), accelerates belt conveyer (9)Synchronize with moulding belt conveyer (5) speed, billet (4) and continuous slab (6) front end block after optoelectronic switch (8),Accelerate belt conveyer (9) speed-raising, moulding belt conveyer (5) keeps original speed, and accelerating belt conveyer (9) will be singleIndividual billet (4) is ripped from the continuous billet band of overlap joint together with individual slab (7) on it, is transported to subsequent transportationEquipment, completes mating formation of individual slab (7), then enters mating formation of next piece individual slab (7);
The 5th step: the material that individual billet (4) is scattered while being ripped with individual slab (7) is just in time fallen spiral conveyer (10)Material mouth, be then transported in sandwich layer moulding sieve (2) by spiral conveyer (10) and other transporting equipment, former as sandwich layerMaterial.
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DE102015120653B4 (en) * | 2015-11-27 | 2023-05-04 | Dieffenbacher GmbH Maschinen- und Anlagenbau | Method and system for producing a multi-layer material panel and multi-layer material panel |
CN107042571A (en) * | 2017-05-08 | 2017-08-15 | 中南林业科技大学 | Raw bamboo enhancing crop branch fiber base fire resistant doorsets material and preparation method thereof |
CN110303569A (en) * | 2019-07-15 | 2019-10-08 | 天津海源汇科技有限公司 | A kind of density board plant fiber adhesive application technique |
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DE1801533A1 (en) * | 1968-10-05 | 1970-05-27 | Schnitzler Dr Ing Erwin F | Device for the continuous production of a fleece from chips, fibers and the like. |
US20030227101A1 (en) * | 2002-04-04 | 2003-12-11 | Christoffersen William E. | Manufacturing methods for producing particleboard, OSB, MDF and similar board products |
JP4109598B2 (en) * | 2003-10-07 | 2008-07-02 | 積水化学工業株式会社 | ORIENTED LAMINATING METHOD FOR WOODEN MATERIALS, MANUFACTURING METHOD FOR WOODY COMPOSITE MATERIAL, AND FORMING APPARATUS FOR WOODEN LAMINATE |
JP2005238502A (en) * | 2004-02-24 | 2005-09-08 | Sekisui Chem Co Ltd | Woody chip formed product |
DE102005012042B4 (en) * | 2005-03-16 | 2008-08-21 | Kronotec Ag | shuttering panel |
CN102886809B (en) * | 2012-10-15 | 2014-11-19 | 中南林业科技大学 | Manufacturing method of flame-retarding wide panel of light furniture |
CN202934677U (en) * | 2012-10-17 | 2013-05-15 | 九江科林建筑装饰材料有限公司 | High-efficiency laying system for particle sandwich plywood slab |
CN103419265A (en) * | 2013-08-27 | 2013-12-04 | 遵义市海峰木业有限公司 | Process method for producing medium density fiber board by utilizing waste wood |
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