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CN102407555A - Technical method for pressing artificial board by peanut shell - Google Patents

Technical method for pressing artificial board by peanut shell Download PDF

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Publication number
CN102407555A
CN102407555A CN2010102968945A CN201010296894A CN102407555A CN 102407555 A CN102407555 A CN 102407555A CN 2010102968945 A CN2010102968945 A CN 2010102968945A CN 201010296894 A CN201010296894 A CN 201010296894A CN 102407555 A CN102407555 A CN 102407555A
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China
Prior art keywords
peanut shell
veneer
peanut
technical method
template
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Pending
Application number
CN2010102968945A
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Chinese (zh)
Inventor
刘金忠
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Individual
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Individual
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Publication date
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Priority to CN2010102968945A priority Critical patent/CN102407555A/en
Publication of CN102407555A publication Critical patent/CN102407555A/en
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Abstract

A technical method for pressing artificial boards by peanut shells belongs to the field of non-wood artificial board production, namely, the artificial boards are pressed by utilizing the peanut shells which are widely available and cheap crop shell skins, 400 million tons of peanut shell resources can be effectively utilized in China every year, the income of farmers in peanut production areas is increased, and the employment of local farmers is increased.

Description

A kind of technical method with peanut shell compacting wood-based plate
Technical field:
A kind of technical method with peanut shell compacting wood-based plate of the present invention belongs to non-wood based panel's production field, promptly is to utilize agricultural crop straw shell skin to produce a kind of technical method of wood-based plate.
Background technology:
Along with the just minimizing of resource of wood, it is imperative to utilize agricultural crop straw shell skin to produce wood-based plate, but how to develop the intensity height, and the sheet material that performance is good can accomplish that again technology is simple simultaneously, and effectively boosting productivity, it is extremely important to reduce production costs; The disclosed core technology of board made of peanut shell (CN1485185) is the peanut shell boiling pond of packing into, adds running water with raw material soaking, directly feeds steam then; Make in the pond raw material boiling make it softening in 25-30 minute, send into the stone roller machine that squeezes, remove moisture content through squeezing to grind; Send into pulverizer and pulverize the long fiber of 0.8-3.5cm,, deliver to preform machine slurry is spread out into blank flat through rinsing decontamination; With blank flat thickness trisection, two of the synthetic fibers tension rib reinforcing mats of full lapping filament diameter 0.5mm at its 1/3 and 2/3 place, last hot-pressing processing; This technical matters is too cumbersome, and the synthetic drawknot net of the two-layer fiber of full shop has increased a lot of production costs; The disclosed core technology of a kind of fire-resistance synthetic wood and manufacturing approach thereof (CN1830638) is with sawdust or peanut hull meal 100-150kg, talcum powder 20-35kg, dry powder 20-35kg; Perlite 25-35kg, magnesium chloride 280-350kg, magnesia 500-550kg; Stir into pasty state batching, be pressed into dry get final product behind the plate, cause environmental pollution during this technology production; Owing to added chemical materials, product purpose be restricted; The disclosed core technology of building decoration material of plant fiber and production technology thereof (CN887771) is that the vegetable material fiber comprises agricultural waste materials such as husk, stalk, corncob, peanut shell; Make through chemical modification is composite; Promptly be to extrude the building decoration material of plant fiber of processing different shape through former; The chemical modification complex process causes environmental pollution.
Summary of the invention:
The objective of the invention is to be directed against many defectives that the above-mentioned patented technology that relates to the board made of peanut shell aspect exists; Such as the patent of board made of peanut shell (CN1485185), used peanut shell will pass through boiling boiling 25-30 minute, also will pass through afterwards to pulverize and process fiber, processes slurry then and shakeouts into blank, also will blank be divided into 1/3 and 2/3 and completely spread 2 of plastic wires; To be broken into powdery to peanut hull meal such as a kind of fire-retardant wood and method (CN1485185) thereof again and also will add talcum powder, magnesium chloride, magnesia, perlite chemical materials; The used corncob of building decoration material of plant fiber and production technology thereof (CN887771), peanut shell all will pass through chemical modification and handle many defectives for another example; Design a kind ofly do raw material with peanut shell, need not pass through boiling and be ground into fibrously, also need not blank be divided into 1/3 and 2/3 place and completely spread plastic wire; More need not pass through chemical modification; Need not add talcum powder, perlite, magnesium chloride, magnesia, five kinds of industrial chemicals of dry powder; Only needing to be rolled into the plain film shape to peanut shell through twin rollers can dry, and glue mixing is mated formation, hot-forming a kind of features simple and practical process; Easy to operate, effectively to enhance productivity and reduce production cost techniques method, specific practice is to transport to purchase peanut shell scene to twin rollers; Before pack, roll one time and can be rolled into the plain film shape to peanut shell, factory is transported in pack back then, after factory, just can dry processing; Make moisture content<8%, but just glue mixing then, the assembly of just can mating formation after the glue mixing; Just can send into press afterwards and carry out hot-formingly, jagsaw trimming is then promptly produced and is finished; Described twin rollers promptly is to add the machine of reconciling spacing between two rollers that gear is made by a pair of round steel, and to be peanut shell be pressed into flat to peanut shell through between two rollers that rotate the time to the groundwork principle; In order to widen the range of application of peanut shell wood-based plate, can also adopt backing layer and top layer to do veneer once hot pressing technology according to want pressed sheet quality requirement and improve the plate surface effect with veneer; Can also adopt back of the body table two sides with whole veneer, the method for broken veneer of therebetween or veneer strip improves the intensity of sheet material; Described veneer promptly is to be cut into the length of wanting to whole round log, on peeler, is processed into the veneer of the thick finite length of 0.5-2mm then; Described broken veneer and veneer strip promptly are to add the carefully and neatly done part that goes to sticks and staves in the veneer process of opening.
Good effect of the present invention is to China 4,000,000 tons of peanut shells present situation that is not utilized effectively to be arranged every year, a kind of sheet material that makes full use of peanut shell resource compacting varying strength and performance of design, increase peanut producing region farmers' income; Increase peasant employment around the plate factory, plate factory produces three-waste free discharge, non-environmental-pollution; Accomplish features simple and practical process of the present invention simultaneously, can effectively boost productivity, reduce production costs greatly; The timber intensity of producing with the present invention is high; Performance is good, and applied range has the very strong market competitiveness.
The scheme of technical solution problem of the present invention is realized by following steps:
1, peanut shell rolls
Be rolled into the plain film shape to peanut shell at purchase peanut shell scene with twin rollers, packed afterwards and claim to transport back factory.
2, peanut shell oven dry
Make water content<8% to the peanut shell oven dry.
3, peanut shell glue mixing
Send in the glue mixer being rolled into tabular peanut shell, applying glue was stirred 10 minutes, and selecting for use of sizing material can be selected urea-formaldehyde resin adhesive for use or select phenolic resin glue for use according to institute's pressed sheet quality requirement.
4, the assembly of peanut shell is mated formation
In the assembly operation of mating formation, be divided into following 5 kinds of concrete grammars according to institute's pressed sheet quality requirement and different purposes; The plain plate of a peanut shell promptly is directly to mat formation the peanut shell that stirs through applying glue on template, and the thickness of lay ratio is 1: 12, promptly is to send into hot press than having spread the back together with template according to the thickness of laying peanut shell according to the thickness of want pressed sheet; The b once hot pressing has the sheet material of back of the body Surface Mount face; Promptly be at first being laid on the template behind the veneer gluing; Be laid in the peanut shell that stirs through applying glue on the veneer than thickness according to thickness then with the pressed sheet of wanting; Cover the veneer that was coated with glue through glue spreader on the peanut shell of completing again afterwards, send into hot press together with template; C, there is table back of the body veneer and middle to accompany the peanut shell sheet material that the veneer bar is done reinforcement; At first be laid in the veneer of gluing on the template; First then lay should be spread the half the veneer bar of spreading gluing when thick of peanut shell; Repave second half peanut shell afterwards, last lay overstory veneer is sent into press together with template; D, in the middle of being arranged, table back of the body veneer accompanies the peanut shell sheet material that broken veneer is done iliacus; Promptly be to be laid on the veneer of gluing on the template earlier; Be laid in the peanut shell that is mixed with broken veneer on the veneer then, one deck veneer above the lay is sent into press together with template afterwards; Accompany the sheet material of veneer bar in the middle of the plain plate of e, peanut shell, promptly be peanut shell is answered lay half be laid on the template after the veneer bar of lay gluing, second half peanut shell of lay is sent into press together with template at last then; Being mixed with the sheet material that broken veneer is done iliacus in the middle of f, the plain plate of peanut shell, promptly is to mix broken veneer by a certain percentage with peanut shell to be laid on the template, sends into press together with template.
Described thickness ratio, the thickness that promptly is meant the pressed sheet of wanting with to lay the ratio of the thickness of peanut shell; By a certain percentage described, be meant that promptly peanut shell accounts for 80%, broken veneer accounts for 20% ratio and mixes two kinds of raw materials; The plain plate of described peanut shell promptly is the sheet material that does not have veneer.
5, slab is hot-forming
Sending into hot press through the slab of mating formation together with template, pressurization 2.5-5.5Mpa heats 160-210 ℃, and pressure-maintaining and heat-preservation 5-15 minute, go out sawing burr behind the machine, promptly produce qualified peanut shell artificial board.
Description of drawings:
Fig. 1 process flow diagram of the present invention
The specific embodiment:
Combine accompanying drawing to further describe as follows to process of the present invention:
Embodiment 1:
At first send in the dryer and dry, make water content<8%, send into the glue mixer applying glue then and stirred 10 minutes being rolled into tabular peanut shell; Sizing material is selected urea-formaldehyde resin adhesive for use or selected phenolic resin glue, resin added for use is the 10-12% of peanut shell net weight, is laid in the peanut shell that stirs on the template afterwards; Be laid in the thickness of thickness, send into hot press together with template then, pressurization 3.0Mpa according to the definite peanut shell of spreading of thickness reference 1: 10 thickness ratio of institute's pressing plate material; Heat 170 ℃; Pressure-maintaining and heat-preservation 15 minutes goes out sawing burr behind the machine, promptly produces to finish.
Embodiment 2:
At first being laid on the template behind the veneer gluing; Then the thickness of the peanut shell that stirs through applying glue according to want pressed sheet; Be laid on the veneer than with peanut shell with reference to thickness; The veneer of last lid layer gluing is sent into press together with template, and other process conditions can be produced the peanut shell artificial board that there is veneer on qualified back of the body table two sides equally with embodiment 1.
Embodiment 3:
At first be laid in the veneer of gluing on the template; Spread 1/2 thick peanut shell afterwards; Subsequently through the veneer strip laying of gluing on peanut shell, second half peanut shell of lay covers one deck veneer at last then; Send into hot press together with template, other process conditions can be produced qualified table back of the body two sides equally as embodiment 1 has the veneer centre to accompany the peanut shell artificial board that the veneer bar is done reinforcement.
Described veneer bar promptly is the substandard products of when the processing veneer, selecting, and is cut into width and the veneer bar that is uneven in length to it then.
Embodiment 4:
At first be laid in the veneer of gluing on the template; Be laid in the peanut shell that is mixed with broken veneer by a certain percentage on the veneer then; The thickness of lay is to confirm according to the thickness of institute's pressed sheet according to 1: 10 thickness beguine; Cover veneer at last in the above, send into hot press together with template, other process conditions can be produced qualified back of the body table two sides equally as embodiment 1 has the veneer centre to be mixed with the peanut shell artificial board that broken veneer is done iliacus.
Describedly be mixed with broken veneer by a certain percentage, promptly be meant in peanut shell mix broken veneer in 20% ratio after together applying glue stir, promptly peanut shell accounts for 80%, broken veneer accounts for 20%.
Described broken veneer promptly is the particle when whole veneer of rotary-cut.
Embodiment 5:
Half of the peanut shell that at first stirs applying glue is laid on the template; Then the veneer strip laying behind the gluing on peanut shell; Second half peanut shell of lay afterwards; Send into press together with template afterwards, other process conditions can be produced qualified centre equally as embodiment 1 and accompany the peanut shell vegetarian noodles sheet material that the veneer bar is done reinforcement.
Embodiment 6:
At first mix peanut shell and wood fragments veneer by a certain percentage and send in the glue mixer applying glue and stir; Be laid on the template than thickness by thickness then with the pressed sheet of wanting; Send into press together with template, other process conditions can be produced qualified centre equally as embodiment 1 and be mixed with the vegetarian noodles peanut shell wood-based plate that broken veneer is done iliacus.

Claims (4)

1. technical method with peanut shell compacting wood-based plate is characterized in that:
Be rolled into the plain film shape to peanut shell, through oven dry, glue mixing, mat formation, hot-forming each technical process obtains qualified artificial board.
2. a kind of technical method with peanut shell compacting wood-based plate according to claim 1 is characterized in that making of veneer the back of the body Surface Mount face of sheet material.
3. a kind of technical method with peanut shell compacting wood-based plate according to claim 1 is characterized in that doing the reinforcement that the sheet material therebetween is spread with the veneer bar.
4. a kind of technical method with peanut shell compacting wood-based plate according to claim 1 is characterized in that mixing with peanut shell with broken veneer and does the iliacus of sheet material.
Described veneer, veneer bar, broken veneer all have detailed description in specification.
CN2010102968945A 2010-09-26 2010-09-26 Technical method for pressing artificial board by peanut shell Pending CN102407555A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010102968945A CN102407555A (en) 2010-09-26 2010-09-26 Technical method for pressing artificial board by peanut shell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010102968945A CN102407555A (en) 2010-09-26 2010-09-26 Technical method for pressing artificial board by peanut shell

Publications (1)

Publication Number Publication Date
CN102407555A true CN102407555A (en) 2012-04-11

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104626331A (en) * 2013-11-06 2015-05-20 哈尔滨隆迪建材有限公司 Environmental protection decorative board and production method thereof
CN108943314A (en) * 2018-06-29 2018-12-07 广西浙缘农业科技有限公司 A kind of wood-based plate and preparation method thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2346165A1 (en) * 2000-05-02 2001-11-02 Strandwood Molding, Inc. Strandboard molding having holes at angles of 20 degrees to vertical or more
KR20030031525A (en) * 2003-03-20 2003-04-21 조석형 Preparation of Flame Retardancy Construction Materials
CN1830638A (en) * 2006-03-31 2006-09-13 广州市木易木制品有限公司 Fire-resistance synthetic wood and its manufacturing method
CN1887771A (en) * 2006-07-17 2007-01-03 俞锋 Building decoration material of plant fiber and its production process
CN101152729A (en) * 2006-09-29 2008-04-02 海门市三阳镇飞鸿包装箱厂 Packing box plate and manufacturing method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2346165A1 (en) * 2000-05-02 2001-11-02 Strandwood Molding, Inc. Strandboard molding having holes at angles of 20 degrees to vertical or more
KR20030031525A (en) * 2003-03-20 2003-04-21 조석형 Preparation of Flame Retardancy Construction Materials
CN1830638A (en) * 2006-03-31 2006-09-13 广州市木易木制品有限公司 Fire-resistance synthetic wood and its manufacturing method
CN1887771A (en) * 2006-07-17 2007-01-03 俞锋 Building decoration material of plant fiber and its production process
CN101152729A (en) * 2006-09-29 2008-04-02 海门市三阳镇飞鸿包装箱厂 Packing box plate and manufacturing method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
向仕龙: "《非木材植物人造板》", 31 May 2001 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104626331A (en) * 2013-11-06 2015-05-20 哈尔滨隆迪建材有限公司 Environmental protection decorative board and production method thereof
CN108943314A (en) * 2018-06-29 2018-12-07 广西浙缘农业科技有限公司 A kind of wood-based plate and preparation method thereof

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Application publication date: 20120411