CN101249660A - Bamboo surf green plate joist lumber and manufacturing method thereof - Google Patents
Bamboo surf green plate joist lumber and manufacturing method thereof Download PDFInfo
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- CN101249660A CN101249660A CNA2008101031158A CN200810103115A CN101249660A CN 101249660 A CN101249660 A CN 101249660A CN A2008101031158 A CNA2008101031158 A CN A2008101031158A CN 200810103115 A CN200810103115 A CN 200810103115A CN 101249660 A CN101249660 A CN 101249660A
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Abstract
The invention discloses a method for manufacturing the squared timber of the green bamboo plate from the bamboo, which comprises the following steps: step 1: the cut bamboo is processed into the green bamboo slice with a proper length, width and thickness; step 2: the green bamboo sheet is carried out a carbonization treatment, and the carbonization conditions is: temperature in the range of 100 to 140 DEG C, pressure in the range of 0.5 to 1.5 atm and time in the range of 60 to 180 minute; step 3: the bamboo slice after carbonization is dried, and the water content of the bamboo slice is controlled below 8 percent; step 4: the bamboo slice is coated with adhesive, and assembled into blank according to the green bamboo facing toward the same direction, and then formed into a single-layer blank piece through hot pressing; step 5: the single-layer blank piece is placed into the impregnated resin and then taken out to dry, and then two-layer or over-two-layer blank piece is assembled into blank along the grain and formed into the square timber of the green bamboo plate through hot pressing. The square timber of the green bamboo plate made by the method both meets the requirement of wind turbine blades and has low manufacturing cost, and can be recovered and reused.
Description
Technical field
The present invention relates to a kind of square bar and manufacture method thereof that adopts the preparation of surf green plate to satisfy the requirement of wind power generation blade.
Background technology
At present, the blade that is used for wind-power electricity generation generally all adopts fiberglass reinforced plastics (abbreviation fiberglass) composite manufacturing.Though there is the problem of cost height (ten thousand yuan/ton of 10-20) in this material manufacturing process maturation, and the waste product difficult treatment of fiberglass, both has been difficult to burning, be difficult for again decomposing, the external accumulation modes that adopt are handled more, have taken a large amount of soils.Therefore, the environmental protection blade that must develop a kind of new low cost, recyclable utilization substitutes a large amount of at present fiberglass blades that use.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of manufacture method of bamboo surf green plate joist lumber, not only satisfies the requirement of wind power generation blade, and low cost of manufacture, can reclaim and utilize.
In order to address the above problem, the manufacture method that the invention provides a kind of bamboo surf green plate joist lumber comprises the steps:
Step 1: the mao bamboon processing of felling is become to have the blue or green bamboo chip of staying of suitable length, width and thickness;
Step 2: will stay blue or green bamboo chip to carry out charing and handle, carbonization condition is: 100～140 ℃ of temperature, 0.5～1.5 atmospheric pressure of pressure, 60～180 minutes time;
Step 3: the bamboo chip that charing is finished carries out drying, and the moisture content of control bamboo chip is below 8%;
Step 4: with the bamboo chip gluing, and press surf green, form the individual layer blank by hot pressing towards same direction assembly;
Step 5: the blank of individual layer put in the impregnating resin soaks into the back and take out oven dry, again will two-layer or two-layer above blank according to the rift grain assembly, and by hot pressing formation surf green plate joist lumber.
Preferably, the mao bamboon of adopting in the described step 1 is selected life in 5～6 years, and 12～17 meters long, the mao bamboon of termination diameter more than 10 centimetres.
Preferably, in described step 3,, detect the Young's modulus of bamboo chip, select the bamboo chip of Ew＞12000Mpa standby after the described bamboo chip drying.
Preferably, behind the described individual layer blank of formation, it is the blue or green individual layer blank of staying of 2～4mm that described individual layer blank is reprocessed into thickness in the described step 4.
Preferably, described step 4 specifically: with bamboo chip single face brushing floor glue, glue-spread 260g/M
2, bamboo strip is the individual layer assembly in the same direction, adds side pressure by hot press, hot pressing pressure 1.1～1.2Mpa, side pressure pressure 0.8～1.0MPa.
Preferably, the hot pressing condition in the described step 5 is: hot pressing temperature is 100～140 ℃, and pressure is 10～20Mpa, and hot pressing time is 60～120 minutes.
Preferably, described curing agent is the acetone diluted agent.
The present invention carries out a series of processing by selecting bamboo surf green plate for use as material, is made into surf green plate joist lumber, by the requirement processing and the detection test specimen of GB1935-91 Method of testing in compressive strength parallel to grain of wood; Press NASA CR-174910 again, the requirement processing of UDR-TR-85-45 tensile strength parallel to grain test method also detects test specimen, average tensile strength＞the 250MPa of rift grain direction, average compressive strength＞the 180MPa of rift grain direction, therefore young modulus＞the 25GPa of rift grain direction satisfies the requirement of wind power generation blade fully by the surf green plate joist lumber of the present invention's preparation.In addition, because bamboo resource is abundant, processing cost is not high yet, therefore greatly reduces the manufacturing cost of wind power generation blade.In addition, after the wind power generation blade of making of the present invention was discarded, the raw material that can be used as particieboard etc. were recycled.
Description of drawings
Fig. 1 is the structural representation of individual layer blank of the present invention;
Fig. 2 is the structural representation of surf green plate joist lumber of the present invention.
The specific embodiment
Concrete processing step of the present invention is as follows:
At first, fell life in 5～6 years, long 12～17 meters (about about 15 meters), termination diameter mao bamboons more than 10 centimetres, block more than 1 meter from the root termination then, get length at 1.25 meters, perfectly straight mao bamboon section is some, broken slight brokenly on the machine slight, it is broken that to slight the bamboo chip specification be 1250mm * 16mm * 9mm (long * wide * thick); Be processed into specification bamboo chip (staying surf green) again on four side moulder, specification is 1250mm * 12mm * 5mm;
Secondly, will stay blue or green bamboo chip to send in the charing jar and handle staying blue or green bamboo chip to carry out charing, charring process is: 120 ℃ of temperature, 1 atmospheric pressure of pressure, 120 minutes time; The bamboo chip that charing is finished is sent into the dry kiln drying then, and the bamboo chip moisture content is controlled at below 8%; Classification behind the multi-functional kinetic Youngs modulus measuring instrument detection of the usefulness DY-D99 type surf green sheet again, Ew＞12000Mpa--one-level, 12000Mpa 〉=Ew 〉=10000Mpa--secondary, three grades of Ew＜10000Mpa--select for use one-level surf green sheet standby;
Once more, with the surf green sheet single face brushing Tai Er floor glue of selecting for use, glue-spread 260g/M
2, surf green is towards a same direction individual layer assembly, then by hot-forming (adding side pressure), and hot pressing pressure 1.1～1.2Mpa, side pressure pressure 0.8～1.0MPa; Again the individual layer surf green plate blank after the moulding is sent into thicknesser (keeping surf green partly), the fixed thick blank of 2～4mm thick (it is thick to be preferably 3mm) as shown in Figure 1 that is processed into;
Once more, according to proportioning (percentage by weight) be: 618 epoxy resin 15～35%, SK3 epoxy resin 15～35%, (optimum ratio is phenolic resins 25～40% modulation impregnating resins: 618 epoxy resin: SK3 epoxy resin: the ratio modulation impregnating resin of 2124 phenolic resins=30: 30: 40); The impregnating resin solid content that detection modulates adds the acetone diluted agent, and the solid content that makes impregnating resin is 40%.In the epoxy hybrid infusion resin impregnating autoclave that modulates, add the individual layer blank, weighting material immerses in the impregnating resin that modulates the individual layer blank fully, impregnating by pressure (pressure 0.8MPa) one hour, taking-up drains, treat till the no longer sticking hand of glue on individual layer blank surface the surf green plate that has flooded resin to be sent into oven drying, open the baking oven air blast, oven temperature is set at 60 ℃, and the time is 120 minutes.
At last, the individual layer blank rift grain assembly that low temperature drying is good becomes square billet, the material that assembly is good is put into hot press hot pressing, upper and lower two-layer 800～1000 centipoise silicone oil that are coated with of hot pressing backing plate, hot pressing temperature is 100～140 ℃, pressure is 10～20Mpa, and hot pressing time is 60～120 minutes, makes classification bamboo surf green plate joist lumber as shown in Figure 2.
The test of surf green plate joist lumber:
The classification bamboo surf green plate joist lumber that processes is taken out, place after 24 hours, by the requirement processing and the detection test specimen of GB1935-91 Method of testing in compressive strength parallel to grain of wood; Press NASACR-174910 again, the requirement processing of UDR-TR-85-45 tensile strength parallel to grain test method also detects test specimen, average tensile strength＞the 250MPa of rift grain direction, average compressive strength＞the 180MPa of rift grain direction, therefore young modulus＞the 25GPa of rift grain direction satisfies the requirement of wind power generation blade fully by the surf green plate joist lumber of the present invention's preparation.
The above only is a preferable possible embodiments of the present invention, be not so promptly limit protection scope of the present invention, so the equivalent structure that all utilizations specification of the present invention and accompanying drawing content are done change and changes in material, all in like manner all within the scope of the present invention.
Claims (6)
1. the manufacture method of a bamboo surf green plate joist lumber is characterized in that, comprises the steps:
Step 1: the mao bamboon processing of felling is become to have the blue or green bamboo chip of staying of suitable length, width and thickness;
Step 2: will stay blue or green bamboo chip to carry out charing and handle, carbonization condition is: 100～140 ℃ of temperature, 0.5～1.5 atmospheric pressure of pressure, 60～180 minutes time;
Step 3: the bamboo chip that charing is finished carries out drying, and the moisture content of control bamboo chip is below 8%;
Step 4: with the bamboo chip gluing, and press surf green, form the individual layer blank by hot pressing towards same direction assembly;
Step 5: the blank of individual layer put in the impregnating resin soaks into the back and take out oven dry, again will two-layer or two-layer above blank according to the rift grain assembly, and by hot pressing formation surf green plate joist lumber.
2. manufacture method as claimed in claim 1 is characterized in that, the mao bamboon of adopting in the described step 1 is selected life in 5～6 years, and 12～17 meters long, the mao bamboon of termination diameter more than 10 centimetres.
3. manufacture method as claimed in claim 1 is characterized in that, with after the described bamboo chip drying, detects the Young's modulus of bamboo chip in described step 3, selects the bamboo chip of Ew＞12000Mpa standby.
4. manufacture method as claimed in claim 1 is characterized in that, behind the described individual layer blank of formation, it is the blue or green individual layer blank of staying of 2～4mm that described individual layer blank is reprocessed into thickness in the described step 4.
5. manufacture method as claimed in claim 4 is characterized in that, described step 4 specifically: with bamboo chip single face brushing floor glue, glue-spread 260g/M
2, bamboo strip is the individual layer assembly in the same direction, adds side pressure by hot press, hot pressing pressure 1.1～1.2Mpa, side pressure pressure 0.8～1.0MPa.
6. manufacture method as claimed in claim 1 is characterized in that, the hot pressing condition in the described step 5 is: hot pressing temperature is 100～140 ℃, and pressure is 10～20Mpa, and hot pressing time is 60～120 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CNB2008101031158A CN100532035C (en) | 2008-03-31 | 2008-03-31 | Bamboo squared timber and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008101031158A CN100532035C (en) | 2008-03-31 | 2008-03-31 | Bamboo squared timber and manufacturing method thereof |
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| CN101249660A true CN101249660A (en) | 2008-08-27 |
| CN100532035C CN100532035C (en) | 2009-08-26 |
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| CNB2008101031158A Expired - Fee Related CN100532035C (en) | 2008-03-31 | 2008-03-31 | Bamboo squared timber and manufacturing method thereof |
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Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101531016A (en) * | 2009-04-13 | 2009-09-16 | 苏强 | Parquet board of bamboo structure and manufacture method thereof |
| CN101941226A (en) * | 2010-09-16 | 2011-01-12 | 福建农林大学 | Method for manufacturing wood stair pillar material by carbonization recombination technology for dwarf bamboos |
| CN102001120A (en) * | 2010-10-15 | 2011-04-06 | 福建农林大学 | Golf tee made of bamboo and processing method thereof |
| CN102166079A (en) * | 2011-04-26 | 2011-08-31 | 叶宝荣 | Support bamboo strips for spring mattress and manufacturing method thereof |
| CN102172939A (en) * | 2011-01-24 | 2011-09-07 | 胡正仁 | Method for manufacturing moso bamboo shallow-carving flat bamboo board |
| CN102172928A (en) * | 2011-02-28 | 2011-09-07 | 刘佐财 | Non-uniform thickness bamboo chip integrated plate and production technology method thereof |
| CN102267151A (en) * | 2011-07-29 | 2011-12-07 | 浙江双枪竹木有限公司 | Method for manufacturing carbonized bamboo chopsticks |
| CN102555002A (en) * | 2012-01-10 | 2012-07-11 | 福建农林大学 | Method for producing coated bamboo-based manhole cover with moso bamboos |
| CN102689337A (en) * | 2012-06-01 | 2012-09-26 | 福建农林大学 | Industrial harmless utilization method of water hyacinth |
| CN102834608A (en) * | 2009-12-25 | 2012-12-19 | 北京可汗之风科技有限公司 | Recombined bamboo wind generator blade |
| CN102848443A (en) * | 2012-03-20 | 2013-01-02 | 浙江安吉双虎竹木业有限公司 | Method for producing bamboo cross beam and bamboo cross beam produced through method |
| CN104385413A (en) * | 2014-10-27 | 2015-03-04 | 浏阳市中南竹业有限公司 | Carbonizing treatment method for fresh bamboos |
| CN104960061A (en) * | 2015-05-28 | 2015-10-07 | 安徽至信竹业科技有限公司 | Processing method of flame retardation bamboo floor board |
| CN105619568A (en) * | 2016-01-07 | 2016-06-01 | 福建农林大学 | Processing method for antique finishing of bamboo furniture panel |
| CN106042098A (en) * | 2016-06-01 | 2016-10-26 | 福建农林大学 | Processing method for improving elastic modulus of bamboo wisa board |
| CN106313207A (en) * | 2016-11-10 | 2017-01-11 | 福建省明溪智汇电子商务有限公司 | Preparation process of high-strength waterproof composite bamboo board |
| CN106426491A (en) * | 2016-09-02 | 2017-02-22 | 覃健林 | Processing method for bamboo chopstick blanks by carbonizing and then sharpening |
| CN107263628A (en) * | 2017-08-18 | 2017-10-20 | 安吉六合工艺品有限公司 | A kind of manufacture method of plywood made from green bamboo |
| CN107283553A (en) * | 2017-08-18 | 2017-10-24 | 安吉六合工艺品有限公司 | A kind of manufacturing process of plywood made from green bamboo |
| CN107457852A (en) * | 2017-09-16 | 2017-12-12 | 蒋红卫 | A kind of Moso bamboo catapult preparation method |
| CN107457846A (en) * | 2017-07-20 | 2017-12-12 | 广德县泉村竹制品有限公司 | A kind of preparation method of the corrosion-resistant bamboo mat of cable outer packing |
| CN108789695A (en) * | 2018-06-22 | 2018-11-13 | 福建农林大学 | A kind of processing method of whole bamboo sliced bamboo decoration material |
| CN110103297A (en) * | 2019-05-09 | 2019-08-09 | 南京林业大学 | A kind of anti-corrosion bamboo wood component production method |
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2008
- 2008-03-31 CN CNB2008101031158A patent/CN100532035C/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101531016A (en) * | 2009-04-13 | 2009-09-16 | 苏强 | Parquet board of bamboo structure and manufacture method thereof |
| CN102834608A (en) * | 2009-12-25 | 2012-12-19 | 北京可汗之风科技有限公司 | Recombined bamboo wind generator blade |
| CN101941226A (en) * | 2010-09-16 | 2011-01-12 | 福建农林大学 | Method for manufacturing wood stair pillar material by carbonization recombination technology for dwarf bamboos |
| CN102001120B (en) * | 2010-10-15 | 2012-08-22 | 福建农林大学 | Golf tee made of bamboo and processing method thereof |
| CN102001120A (en) * | 2010-10-15 | 2011-04-06 | 福建农林大学 | Golf tee made of bamboo and processing method thereof |
| CN102172939A (en) * | 2011-01-24 | 2011-09-07 | 胡正仁 | Method for manufacturing moso bamboo shallow-carving flat bamboo board |
| CN102172928A (en) * | 2011-02-28 | 2011-09-07 | 刘佐财 | Non-uniform thickness bamboo chip integrated plate and production technology method thereof |
| CN102166079A (en) * | 2011-04-26 | 2011-08-31 | 叶宝荣 | Support bamboo strips for spring mattress and manufacturing method thereof |
| CN102267151A (en) * | 2011-07-29 | 2011-12-07 | 浙江双枪竹木有限公司 | Method for manufacturing carbonized bamboo chopsticks |
| CN102555002A (en) * | 2012-01-10 | 2012-07-11 | 福建农林大学 | Method for producing coated bamboo-based manhole cover with moso bamboos |
| CN102848443A (en) * | 2012-03-20 | 2013-01-02 | 浙江安吉双虎竹木业有限公司 | Method for producing bamboo cross beam and bamboo cross beam produced through method |
| CN102848443B (en) * | 2012-03-20 | 2014-10-22 | 浙江安吉双虎竹木业有限公司 | Method for producing bamboo cross beam and bamboo cross beam produced through method |
| CN102689337A (en) * | 2012-06-01 | 2012-09-26 | 福建农林大学 | Industrial harmless utilization method of water hyacinth |
| CN102689337B (en) * | 2012-06-01 | 2014-10-29 | 福建农林大学 | Industrial harmless utilization method of water hyacinth |
| CN104385413A (en) * | 2014-10-27 | 2015-03-04 | 浏阳市中南竹业有限公司 | Carbonizing treatment method for fresh bamboos |
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| CN105619568B (en) * | 2016-01-07 | 2017-12-08 | 福建农林大学 | A kind of bamboo furniture panel makees old processing method |
| CN105619568A (en) * | 2016-01-07 | 2016-06-01 | 福建农林大学 | Processing method for antique finishing of bamboo furniture panel |
| CN106042098A (en) * | 2016-06-01 | 2016-10-26 | 福建农林大学 | Processing method for improving elastic modulus of bamboo wisa board |
| CN106426491A (en) * | 2016-09-02 | 2017-02-22 | 覃健林 | Processing method for bamboo chopstick blanks by carbonizing and then sharpening |
| CN106313207A (en) * | 2016-11-10 | 2017-01-11 | 福建省明溪智汇电子商务有限公司 | Preparation process of high-strength waterproof composite bamboo board |
| CN106313207B (en) * | 2016-11-10 | 2019-01-08 | 福建省明溪智汇电子商务有限公司 | A kind of preparation process of the waterproof compound type bamboo plate of high intensity |
| CN107457846A (en) * | 2017-07-20 | 2017-12-12 | 广德县泉村竹制品有限公司 | A kind of preparation method of the corrosion-resistant bamboo mat of cable outer packing |
| CN107283553A (en) * | 2017-08-18 | 2017-10-24 | 安吉六合工艺品有限公司 | A kind of manufacturing process of plywood made from green bamboo |
| CN107263628A (en) * | 2017-08-18 | 2017-10-20 | 安吉六合工艺品有限公司 | A kind of manufacture method of plywood made from green bamboo |
| CN107457852A (en) * | 2017-09-16 | 2017-12-12 | 蒋红卫 | A kind of Moso bamboo catapult preparation method |
| CN108789695A (en) * | 2018-06-22 | 2018-11-13 | 福建农林大学 | A kind of processing method of whole bamboo sliced bamboo decoration material |
| CN110103297A (en) * | 2019-05-09 | 2019-08-09 | 南京林业大学 | A kind of anti-corrosion bamboo wood component production method |
| CN110103297B (en) * | 2019-05-09 | 2024-03-15 | 南京林业大学 | Manufacturing method of anti-corrosion bamboo integrated material component |
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| CN100532035C (en) | 2009-08-26 |
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