CN102172929A - Technique for producing wood bundle board by using straws - Google Patents
Technique for producing wood bundle board by using straws Download PDFInfo
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- CN102172929A CN102172929A CN2011100097200A CN201110009720A CN102172929A CN 102172929 A CN102172929 A CN 102172929A CN 2011100097200 A CN2011100097200 A CN 2011100097200A CN 201110009720 A CN201110009720 A CN 201110009720A CN 102172929 A CN102172929 A CN 102172929A
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- Prior art keywords
- stalk
- wood bundle
- board
- millimeters
- wood
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- 239000002023 wood Substances 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000010902 straw Substances 0.000 title abstract description 10
- 238000004519 manufacturing process Methods 0.000 claims abstract description 14
- 239000000853 adhesive Substances 0.000 claims abstract description 6
- 230000001070 adhesive effect Effects 0.000 claims abstract description 6
- 239000003292 glue Substances 0.000 claims description 25
- 230000015572 biosynthetic process Effects 0.000 claims description 13
- 244000020551 Helianthus annuus Species 0.000 claims description 6
- 235000003222 Helianthus annuus Nutrition 0.000 claims description 6
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 4
- 229920001807 Urea-formaldehyde Polymers 0.000 claims description 4
- 239000012948 isocyanate Substances 0.000 claims description 4
- 150000002513 isocyanates Chemical class 0.000 claims description 4
- ODGAOXROABLFNM-UHFFFAOYSA-N polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 claims description 4
- 238000004321 preservation Methods 0.000 claims description 4
- 240000002791 Brassica napus Species 0.000 claims description 3
- 235000004977 Brassica sinapistrum Nutrition 0.000 claims description 3
- 244000061176 Nicotiana tabacum Species 0.000 claims description 3
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims description 3
- 240000006394 Sorghum bicolor Species 0.000 claims description 2
- 235000011684 Sorghum saccharatum Nutrition 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 238000007731 hot pressing Methods 0.000 claims 1
- 229920005989 resin Polymers 0.000 abstract description 7
- 239000011347 resin Substances 0.000 abstract description 7
- 238000003825 pressing Methods 0.000 abstract description 6
- 238000011031 large-scale manufacturing process Methods 0.000 abstract description 2
- 238000005034 decoration Methods 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 24
- 238000005516 engineering process Methods 0.000 description 5
- 230000013011 mating Effects 0.000 description 5
- 235000012149 noodles Nutrition 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 238000004513 sizing Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 2
- 244000082204 Phyllostachys viridis Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 240000002669 Durio kutejensis Species 0.000 description 1
- 235000004418 Durio kutejensis Nutrition 0.000 description 1
- 244000046109 Sorghum vulgare var. nervosum Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000007115 recruitment Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
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- Veneer Processing And Manufacture Of Plywood (AREA)
- Manufacture Of Wood Veneers (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
The invention discloses a technique for producing a wood bundle board by using straws, and belongs to the field of artificial board production. The wood bundle board is an artificial board formed by processing the straws into elongated small straw sections with width of 5 millimeters and length of 70 millimeters, then applying resin adhesive and thermally pressing the elongated small straw sections. Because the small straw sections with width of 5 millimeters and length of 70 millimeters are convenient for applying the adhesive, pavement and assembly are convenient, and large-scale production is favorable; meanwhile, the elongated straw sections with width of 5 millimeters and length of 70 millimeters can enhance the internal bonding force of a board blank, so that the structure in the board is more scientific and reasonable; the board produced by using the method has high strength and low cost; and the board can be widely applied in the fields of building decoration, furniture manufacture, package, transportation and the like.
Description
Technical field:
The present invention is a kind of to produce the technical method that wood is restrainted plate with stalk, belongs to the Wood-based Panel Production field, promptly is to utilize agricultural crop straw to do the raw material replacing wood to produce wood-based plate.
Described wood bundle plate: promptly be that whole stalk is processed into the long wood bundle bar of the wide 70mm of 5mm, through oven dry, glue mixing is mated formation, assembly, hot-forming a kind of artificial board then.
Background technology:
Minimizing along with timber resources, it is imperative to utilize the agricultural crop straw replacing wood to produce wood-based plate, but it is extremely important how to develop the expensive low technical method that can be fit to large-scale industrial production again of intensity, present stage, the way of most of enterprises all was crushed stalk, hot-forming after the glue mixing, the timber intensity that this process is produced is lower, it is that the sunflower bar is rived that sunflower bar preparative layer is pressed the disclosed core technology of method (CN1067400A) of material, remove flesh then, in the sunflower bar, add some before the dress mould and add material, as the bamboo skin, steel mesh etc., though but the sheet material instead of wood plate material of making, technology is loaded down with trivial details, and the sheet material cost is too high; A kind of used stalk of method (CN1383966A) that utilizes stalk to make sheet material is all wanted pressure break, is removed core-skin, be woven into plates with cotton rope, again three to nine be stacked together, adjacent plate-like bodies direction intersection lay, technology is too loaded down with trivial details, is unfavorable for large-scale industrial production.
Summary of the invention:
The objective of the invention is scientific and reasonable at the custom-designed a kind of plate inner structure of the high stalk of the higher sunflower bar of degree of lignification in the agricultural crop straw, flue-cured tobacco stalk, cornstalk, kaoliang stalk and these five kinds of raw material availabilities of rapeseed stalk, timber intensity is high, cost is low, technology is simple and easy to do, help the technical method of large-scale production; Promptly be need not be with crushed stalk, do not destroy the fibre structure of stalk, also stalk need not be rived, need not remove core-skin specially, need not add materials such as bamboo skin steel mesh, be woven into plates without cotton rope, more need not three to nine intersect laies, but whole stalk put into the wooden beam processing machine of development voluntarily, it is wide by wooden beam processing machine a kind of in whole above-mentioned five kinds of stalks to be processed into 5mm, the wood bundle bar that 70mm is long, send into the oven dry of development voluntarily afterwards, glue mixing, mat formation, in the assembly all-in-one, finish oven dry by all-in-one, glue mixing, mat formation, assembly work, thereby overcome traditional before manually-operated method of operation break-down, improve production efficiency greatly, reduced the recruitment cost; The slab that comes out from all-in-one promptly is the complete slab of a moulding, can be as adding veneer the back of the body table two sides that is attached to slab behind veneer or other veneer brush coating, send into hot press,, produce vegetarian noodles sheet material as not wanting veneer, the hot press of directly making a gift to someone after just can in all-in-one, coming out, through pressurization 2.8Mpa, heat 180 ℃, pressure-maintaining and heat-preservation 15 minutes, solidify after the sawing burr are promptly produced the expensive low wood bundle sheet material of intensity.
Described wooden beam processing machine: promptly be to constitute by following four parts, first is made up of a pair of flat pair roller, groundwork is whole stalk to be flattened and grind moving stalk to move ahead, and second portion is made up of a pair of cutting roller, and groundwork is that the stalk of flattening is cut into wide rectangular of 5mm.Third part is made up of two cutting knifes, groundwork is being cut into wide rectangular of 5mm, cut into the long stalk section of 70mm, the 4th part is made up of an axial licker-in and overcoat bucket and an air-introduced machine, groundwork is cutting into the long stalk bar section of the wide 70mm of 5mm, skin marrow and impurity by on spin friction and the selection by winnowing removal stalk bar section obtain the wood bundle bar that 5mm is wide, 70mm is long at last.
Described oven dry, glue mixing, mat formation, assembly all-in-one: promptly be to constitute by following four parts, first is made up of a conveyer belt and meter wide * 10,2 meters high * 1 a meter long heating interval, groundwork is wide 5mm, the long stalk bar section of 70mm is dried to water content≤6%, second portion is made up of drum and agitator arm, groundwork is that the wood bundle bar applying glue that enters in the drum is stirred, third part flattens pair roller by three-deck vibrating screen and three covers and forms, groundwork is that the wood bundle bar after the glue mixing is sent into three-deck vibrating screen respectively, finish respectively by every layer of vibratory sieve and to send into each self-corresponding three cover after wood bundle bar paved and flatten in pair rollers, finish the first pressing of every layer of wood bundle bar by flattening pair roller, the 4th part is made up of six pairs of pair rollers, groundwork is the wood bundle bar base combined pressure of three layers of first pressing together, forms a complete slab.
Described wood bundle bar: promptly be that whole stalk is processed into the long elongated segment of stalk of the wide 70mm of 5mm by wooden beam processing machine.
Good effect of the present invention is that stalk is processed into the long wood bundle bar overall process of the wide 70mm of 5mm by disposable finishing of wooden beam processing machine of developing voluntarily, efficient is very high, two people's operations per hour can be processed wood bundle bar more than two tons, reduce production costs greatly, the long wood bundle bar of the wide 70mm of 5mm is convenient to glue mixing, be convenient to the assembly of mating formation, internal bond is strong behind the stalk segment assembly of the wide 70mm length of 5mm, the plate inner structure is scientific and reasonable, improved the MOR of sheet material, improved the nail-holding ability of plate face, voluntarily Yan Zhi oven dry, glue mixing, the assembly all-in-one of mating formation has been broken the manually-operated production method of operation break-down before, make oven dry, glue mixing, the assembly multiple operation of mating formation becomes the production of a mechanization streamline, raise labour productivity greatly, reduced production cost, make product that the very strong market competitiveness be arranged.
The scheme of technical solution problem of the present invention is realized by following steps
1, the processing of wood bundle bar: earlier a kind of the sending in the wooden beam processing machine in five kinds of whole stalks, finish flattening by wooden beam processing machine, slitting, segment, selection by winnowing work obtain the wood bundle bar that 5mm is wide, 70mm is long at last.
2, by all-in-one finish oven dry, glue mixing, mat formation, assembly work; Earlier first interval back quilt oven dry water content≤6% of the long stalk segment of the wide 70mm of 5mm through all-in-one, enter second interval afterwards, it is the glue mixing interval, cementing agent can be selected urea-formaldehyde glue for use, phenol glue, isocyanate adhesive, as select for use the urea-formaldehyde glue resin added to be 12% of wood bundle bar net weight, as to select phenol glue, resin added for use be 8% of wood bundle bar net weight, as select isocyanate adhesive for use, resin added is 5% of a wood bundle bar net weight, enter the interval of mating formation afterwards, enter three-deck vibrating screen respectively, send into pairing three covers after by three-deck vibrating screen wood bundle bar being paved respectively and flatten pair roller through the wood bundle bar after the applying glue, flatten pair roller by three covers every laminate base is carried out first pressing, enter afterwards and close the base interval, by 6 cover pair rollers together, form a complete slab three ply board base combined pressure.
3, produce for the sheet material of veneer or produce vegetarian noodles sheet material: if produce sheet material for veneer, can or not directly not send into hot press to the slab that in all-in-one, comes out as production and get final product sending into hot press after the back of the body table two sides that is attached to slab behind the veneer brush coating of veneer or other material for the vegetarian noodles sheet material of veneer.
4, hot-forming: that the complete slab of combined pressure moulding is sent into hot press, if produce sheet material for veneer, send into hot press after sticking back of the body table two veneer, as produce vegetarian noodles sheet material and can directly send into hot press, pressurization 2.8Mpa heats 180 ℃, pressure-maintaining and heat-preservation 15 minutes, go out sawing burr behind the machine, promptly produce qualified wood bundle sheet material.
Description of drawings
Fig. 1 process flow diagram of the present invention
The specific embodiment
To process of the present invention, further describe as follows in conjunction with the accompanying drawings:
Embodiment 1
At first Sunflower Stalk, the flue-cured tobacco stalk, cornstalk, sorghum stalk, rapeseed stalk a kind of sending in the wooden beam processing machine wherein, send into the 20-30 root at every turn, finish flattening by wooden beam processing machine, slitting, segment, dust removal of pneumatic separation work, obtain not having skin at last and do not have the long wood bundle bar of the wide 70mm of the pure 5mm of marrow, then wood being restrainted bar sends in the all-in-one, dry by all-in-one, make water content≤6%, enter the glue mixing interval afterwards, sizing material can be selected urea-formaldehyde glue for use, resin added is 12% of a wood bundle bar net weight, enter the interval of mating formation afterwards, at this interval process three-deck vibrating screen the long sized wood bundle bar of the wide 70mm of 5mm is paved according to thickness requirement, carry out first pressing by each self-corresponding three groups of slicking-in roller of three-deck vibrating screen afterwards, close the base interval via what 6 groups of pair rollers were formed then, the slab combined pressure of three layers of process first pressing together, form a complete slab, can directly send into hot press to slab if produce the vegetarian noodles plate, if produce sheet material for veneer, can send into hot press to the back of the body table two sides that is attached to slab behind the veneer brush coating then, pressurization 2.8Mpa, heat 180 ℃, pressure-maintaining and heat-preservation 15 minutes goes out sawing burr behind the machine, promptly produces to finish.
Embodiment 2
It is wide that a kind of in five kinds of stalks is processed into 5mm, the wood bundle bar that 70mm is long, finish oven dry, glue mixing, mat formation, send into hot press behind the assembly through all-in-one, sizing material can be selected phenol glue for use, resin added is a wood bundle bar net weight 8%, wood bundle bar can be selected any in five kinds of stalks for use, and other process conditions can be produced qualified wood bundle sheet material equally as embodiment 1.
Embodiment 3
After whole stalk be processed into wood bundle bar, send into all-in-one and finish oven dry, glue mixing, mat formation, send into hot press behind the assembly by all-in-one, sizing material can be selected isocyanate adhesive for use, resin added is 5% of a wood bundle bar net weight, and other process conditions can be produced qualified wood bundle sheet material equally as embodiment 1.
Claims (6)
1. produce the technical method of wood bundle plate with stalk for one kind, it is characterized in that:
A, stalk is processed into long the no skin of the wide 70mm of 5mm does not have the pure wood of marrow and restraint bar.
B, by all-in-one finish oven dry, glue mixing, mat formation, assembly work.
C, cementing agent are selected urea-formaldehyde glue for use, any one in three kinds of phenol glue and the isocyanate adhesives.
D, hot-pressing technique parameter: pressure 2.8Mpa, 180 ℃ of temperature, pressure-maintaining and heat-preservation 15 minutes.
2. a kind of technical method with stalk production wood bundle plate according to claim 1 is characterized in that being applicable to Sunflower Stalk.
3. a kind of technical method with stalk production wood bundle plate according to claim 1 is characterized in that being applicable to the flue-cured tobacco stalk.
4. a kind of technical method with stalk production wood bundle plate according to claim 1 is characterized in that being applicable to cornstalk.
5. a kind of technical method with stalk production wood bundle plate according to claim 1 is characterized in that being applicable to sorghum stalk.
6. a kind of technical method with stalk production wood bundle plate according to claim 1 is characterized in that being applicable to the rapeseed stalk.
Described wood bundle plate, wood bundle bar, wooden beam processing machine, all-in-one all have detailed description in the specification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110009720.0A CN102172929B (en) | 2011-01-11 | 2011-01-11 | Technique for producing wood bundle board by using straws |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110009720.0A CN102172929B (en) | 2011-01-11 | 2011-01-11 | Technique for producing wood bundle board by using straws |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102172929A true CN102172929A (en) | 2011-09-07 |
| CN102172929B CN102172929B (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110009720.0A Expired - Fee Related CN102172929B (en) | 2011-01-11 | 2011-01-11 | Technique for producing wood bundle board by using straws |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102172929B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102514068A (en) * | 2012-01-08 | 2012-06-27 | 刘金忠 | Multifunctional straw processor and use method thereof |
| CN103009454A (en) * | 2012-11-28 | 2013-04-03 | 三门峡市易兴人造板设备有限公司 | Manufacturing process for woven wheat straw board |
| CN104760112A (en) * | 2015-01-30 | 2015-07-08 | 北京华露科技有限公司 | Method for preparing medium/high-density fiber board by sunflower stems |
| CN104985649A (en) * | 2015-07-27 | 2015-10-21 | 丁岩 | Maize straw sectional material |
| CN105034089A (en) * | 2015-07-27 | 2015-11-11 | 丁岩 | Corn stalk sheet material |
| CN108214805A (en) * | 2018-01-26 | 2018-06-29 | 兰州理工大学 | A kind of preparation method of corn stalk composite artificial plate |
| CN111516082A (en) * | 2020-04-07 | 2020-08-11 | 孙长野 | Flattening device for building waste recovery |
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| CN1067400A (en) * | 1991-06-05 | 1992-12-30 | 段梦麟 | Method for making laminated material from sunflower stalks |
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| CN1383966A (en) * | 2002-06-13 | 2002-12-11 | 孙树琦 | Straw board making process |
| JP2003094545A (en) * | 2001-09-25 | 2003-04-03 | Yoshinori Yoshioka | Lightweight tatami mat friendly to natural environment and manufacturing method therefor |
| CN101066607A (en) * | 2007-06-04 | 2007-11-07 | 西北农林科技大学 | Process of producing stalk recombining material |
| CN101342723A (en) * | 2008-02-28 | 2009-01-14 | 张培义 | Method for manufacturing sunflower artificial board of straw |
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| CN101544010A (en) * | 2009-05-11 | 2009-09-30 | 姜景文 | Cotton stalk artificial boards and its production method |
| CN101607410A (en) * | 2009-03-12 | 2009-12-23 | 刘金忠 | Sunflower stalk laminated plate film-making assembly method and pressing process |
| CN201446605U (en) * | 2009-04-20 | 2010-05-05 | 西北农林科技大学 | Straw compound recombination material |
| CN101941227A (en) * | 2009-07-05 | 2011-01-12 | 刘金忠 | Process for pretreating raw materials of sunflower stalk composite boards and pressing assemblies |
-
2011
- 2011-01-11 CN CN201110009720.0A patent/CN102172929B/en not_active Expired - Fee Related
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1067400A (en) * | 1991-06-05 | 1992-12-30 | 段梦麟 | Method for making laminated material from sunflower stalks |
| CN1253073A (en) * | 1998-10-29 | 2000-05-17 | 赵枝枝 | Technology for making structural materials with sunflower stalk |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102514068A (en) * | 2012-01-08 | 2012-06-27 | 刘金忠 | Multifunctional straw processor and use method thereof |
| CN103009454A (en) * | 2012-11-28 | 2013-04-03 | 三门峡市易兴人造板设备有限公司 | Manufacturing process for woven wheat straw board |
| CN103009454B (en) * | 2012-11-28 | 2015-07-22 | 三门峡市易兴人造板设备有限公司 | Manufacturing process for woven wheat straw board |
| CN104760112A (en) * | 2015-01-30 | 2015-07-08 | 北京华露科技有限公司 | Method for preparing medium/high-density fiber board by sunflower stems |
| CN104985649A (en) * | 2015-07-27 | 2015-10-21 | 丁岩 | Maize straw sectional material |
| CN105034089A (en) * | 2015-07-27 | 2015-11-11 | 丁岩 | Corn stalk sheet material |
| CN108214805A (en) * | 2018-01-26 | 2018-06-29 | 兰州理工大学 | A kind of preparation method of corn stalk composite artificial plate |
| CN111516082A (en) * | 2020-04-07 | 2020-08-11 | 孙长野 | Flattening device for building waste recovery |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102172929B (en) | 2015-06-17 |
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Effective date of registration: 20190315 Address after: 536000 0905 tower 4, science and technology innovation center, Beibu Bay, 45 Golden Coast Road, Beihai, the Guangxi Zhuang Autonomous Region Patentee after: Beihai Hesi Technology Co., Ltd. Address before: 115001 No. 6, 4-3-34, Bohai Xincun District, Zhanqian District, Yingkou City, Liaoning Province Patentee before: Liu Jinzhong |
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Effective date of registration: 20190523 Address after: No. 136, Pingshan Second Road, Wuwei Town, Nanning City, Guangxi Zhuang Autonomous Region, 530227 Patentee after: Guangxi Nanning Mingyuan Wood Industry Co., Ltd. Address before: 536000 0905 tower 4, science and technology innovation center, Beibu Bay, 45 Golden Coast Road, Beihai, the Guangxi Zhuang Autonomous Region Patentee before: Beihai Hesi Technology Co., Ltd. |
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