CN109551789A - A kind of preparation method that stickup angle is supported with polyurethane of blade of MW class wind turbine - Google Patents
A kind of preparation method that stickup angle is supported with polyurethane of blade of MW class wind turbine Download PDFInfo
- Publication number
- CN109551789A CN109551789A CN201811443575.5A CN201811443575A CN109551789A CN 109551789 A CN109551789 A CN 109551789A CN 201811443575 A CN201811443575 A CN 201811443575A CN 109551789 A CN109551789 A CN 109551789A
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- Prior art keywords
- angle
- polyurethane
- blade
- polyurethane foam
- pasting
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000004814 polyurethane Substances 0.000 title claims abstract description 37
- 229920002635 polyurethane Polymers 0.000 title claims abstract description 36
- 238000002360 preparation method Methods 0.000 title claims abstract description 25
- 239000004744 fabric Substances 0.000 claims abstract description 43
- 229920005830 Polyurethane Foam Polymers 0.000 claims abstract description 36
- 239000011496 polyurethane foam Substances 0.000 claims abstract description 36
- 239000000835 fiber Substances 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 19
- 230000008569 process Effects 0.000 claims abstract description 8
- 239000000853 adhesive Substances 0.000 claims description 13
- 230000001070 adhesive effect Effects 0.000 claims description 13
- 238000007711 solidification Methods 0.000 claims description 11
- 230000008023 solidification Effects 0.000 claims description 11
- 238000005187 foaming Methods 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- 238000000227 grinding Methods 0.000 claims description 5
- 230000002787 reinforcement Effects 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 239000012948 isocyanate Substances 0.000 claims description 3
- 150000002513 isocyanates Chemical class 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 150000005846 sugar alcohols Polymers 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 230000007547 defect Effects 0.000 abstract description 5
- 239000011347 resin Substances 0.000 abstract description 4
- 229920005989 resin Polymers 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- -1 poly- ammonia Ester Chemical class 0.000 description 1
- 239000011527 polyurethane coating Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
- B29C33/3842—Manufacturing moulds, e.g. shaping the mould surface by machining
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
- B29C70/681—Component parts, details or accessories; Auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
- B29C70/681—Component parts, details or accessories; Auxiliary operations
- B29C70/682—Preformed parts characterised by their structure, e.g. form
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
- B29C70/681—Component parts, details or accessories; Auxiliary operations
- B29C70/683—Pretreatment of the preformed part, e.g. insert
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/08—Blades for rotors, stators, fans, turbines or the like, e.g. screw propellers
- B29L2031/082—Blades, e.g. for helicopters
- B29L2031/085—Wind turbine blades
Abstract
The invention discloses a kind of preparation methods that stickup angle is supported with polyurethane of blade of MW class wind turbine, this method includes polyurethane foam former inner cavity (3) production, polyurethane foam former (8) are made according to polyurethane foam former inner cavity (3), then polyurethane support (9) is made according to polyurethane foam former (8), according to the ply stacking-sequence for pasting angle (10), it is laid with the fiber cloth for pasting angle, polyurethane support (9) is placed pasting angle (10) type cavity region, it is laid with vacuum system, hand paste vacuumizes to obtain after being laid with pastes angle.Present invention process design is reasonable, strong operability, it can effectively guarantee that blade pastes angle with shell type chamber with type, advantageously ensure that blade pastes the gap at angle and blade shell, greatly reduce blade stickup angle production bring to paste angle fold, be bonded the defects of big gap, stickup angle turning richness resin, the stickup angle being prepared is strong with type, practical, production cost is low.
Description
Technical field
The invention patent relates to a kind of preparation methods of fan blade of wind generating set component, and in particular to a kind of megawatt
Class wind turbine blade supports the preparation method for pasting angle with polyurethane.
Background technique
At present in blade manufacturing process, pasting angle is the main portion for preparing wind power generating set composite material wind wheel blade
Part, stickup corner structure directly forms glass reinforced plastic connection with the one side of shell in such a way that hand paste is laid with, by adhesive and separately
One face shell is connected, and the shape for pasting angle bonding plane is mainly determined by the bonding cavity shape of shell, at present wind-power electricity generation
Machine blade dimensions are increasing, and shape becomes increasingly complex, and the production method used at present for pasting angle is difficult to ensure that stickup is angular
Shape with type, and under the influence of operating procedure, bonding gap is difficult to ensure, and is easy to cause and is pasted angle turning richness resin,
The defects of pasting angle fold, carrys out greater risk to blade splicing tape.
Therefore, it is necessary on the basis of the prior art, design it is a kind of facilitate blade paste angle production, be conducive to protect
Card pastes angle gap, and reduction pastes angle fold, the big wind-power electricity generation for waiting bonding defects in bonding gap by pasting angle production bring
The preparation method at unit wind wheel blade stickup angle.
Summary of the invention
Goal of the invention:, can It is an object of the present invention to solve the deficiency of the existing technology and provide a kind of technological design is reasonable
Strong operability is conducive to paste angle production, advantageously ensures that blade pastes angle bonding gap, and can reduce by pasting angle system
Angle fold is pasted caused by making, the MW class wind turbine group wind wheel blade for pasting the bonding defects such as angle turning richness resin is pasted
The preparation method at angle.
Technical solution: in order to achieve the object of the present invention, the technical solution adopted by the present invention are as follows:
A kind of preparation method that stickup angle is supported with polyurethane of blade of MW class wind turbine, comprising the following steps:
A, it is laid with release cloth on suction surface mold and pressure face mold with cured blade shell respectively, then distinguished
Hand paste is laid with fiber cloth on release cloth, is then covered each by release cloth on fiber cloth surface, and polyurethane foam is made after solidification
Former inner cavity removes the release cloth of polyurethane former surface of internal cavity covering, and the corner in polyurethane foam former inner cavity scratches
Adhesive, eversion pressure face mould tool connect the hand above suction surface mold and pressure face mold and paste cured fiber cloth;
B, after adhesive solidification, pressure face mold is opened;Polyurethane foam former is made in grinding process;
C, polyurethane foam raw material is poured into polyurethane foam former, foaming forms polyurethane support;
D, hand paste is laid with the fiber cloth for pasting angle on the blade shell suction surface mold with blade original structure layer, so
Polyurethane support is put into above the fiber cloth for pasting angle afterwards;
E, the fiber cloth for pasting angle is covered into release cloth, and is laid with helix tube and vacuum film, establish vacuum environment, with
External environment forms pressure difference, and then reaches hand paste vacuumizing effect;During vacuum takes out tight in advance, vacuum film is adjusted, is made
Angular zone fiber cloth must be pasted to be compacted by vacuum film.
F, it vacuumizes, after angle solidification to be pasted, it is thin to remove release cloth, helix tube and the vacuum pasted and covered on angle
Film obtains the stickup angle with polyurethane support of integrated curing molding.
Preferably, the preparation that stickup angle is supported with polyurethane of above-described blade of MW class wind turbine
Method in step b, after adhesive solidification, opens pressure face mold;Grinding process removes outer surface release cloth, in polyurethane
Coating adhesive is scraped in foaming inner cavity outer surface, and the outer reinforcement of polyurethane foam former is made after solidification, is made poly- with outer reinforcement
Urethane foaming former.
Preferably, the preparation that stickup angle is supported with polyurethane of above-described blade of MW class wind turbine
Method, the polyurethane foam raw material are the polyalcohol and isocyanates that weight ratio is 100:140.
Preferably, the preparation that stickup angle is supported with polyurethane of above-described blade of MW class wind turbine
Method, the pressure value that step f is vacuumized are more than or equal to the 86% of local atmospheric pressure.
Preferably, the preparation that stickup angle is supported with polyurethane of above-described blade of MW class wind turbine
Method, the polyurethane foam former inner cavity (3) with a thickness of 5mm.
Preferably, the preparation that stickup angle is supported with polyurethane of above-described blade of MW class wind turbine
Method, the outer reinforcement of the polyurethane foam former with a thickness of 3mm.
Preferably, the preparation that stickup angle is supported with polyurethane of above-described blade of MW class wind turbine
Method, the polyurethane foam inner cavity are glass reinforced plastic or other inorganic non-metallic materials, and polyurethane foam inner cavity guarantees poly- ammonia
Ester support shape highly meets the requirements to control bonding gap.
The utility model has the advantages that blade of MW class wind turbine provided by the invention supports the preparation side for pasting angle with polyurethane
Compared to the prior art method has the advantage that
Blade of MW class wind turbine provided by the invention supports the preparation method for pasting angle with polyurethane, and technique is set
Rationally, strong operability, the present invention is in such a way that blade cures shell makes formpiston to former conversion to meter, production polyurethane hair
Polyurethane foam former is prepared in bubble former inner cavity;Then polyurethane support, the present invention are made according to polyurethane foam former
It can effectively guarantee that blade pastes angle with shell type chamber with type, advantageously ensure that blade is pasted between angle and blade shell
Gap can greatly reduce blade and paste the defects of angle production bring pastes angle fold, pastes angle turning richness resin, be prepared
Angle is pasted, strong with type, production cost is low.
Detailed description of the invention
Fig. 1 is that the former inner cavity (3) in the preparation method provided by the invention for pasting angle makes structural schematic diagram.
Fig. 2 makes structural schematic diagram to reinforce (7) outside the former inner cavity in the preparation method provided by the invention for pasting angle.
Fig. 3 is that the polyurethane in the preparation method provided by the invention for pasting angle supports (9) to make structural schematic diagram.
Fig. 4 is the structural representation at the stickup angle with polyurethane support in the preparation method provided by the invention for pasting angle
Figure.
Specific embodiment
In the following with reference to the drawings and specific embodiments, the present invention is furture elucidated, it should be understood that these embodiments are merely to illustrate
It the present invention rather than limits the scope of the invention, after the present invention has been read, those skilled in the art are to of the invention each
The modification of kind equivalent form falls within the application range as defined in the appended claims.
Embodiment 1
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, with the system for supporting stickup angle with polyurethane of blade of MW class wind turbine
Preparation Method, by taking the rear of 64.2m fan blade pastes angle as an example comprising following steps:
Rear processed is turned in mold of the 64.2m with blade cures shell first and pastes the corresponding polyurethane of angle design position
Foaming former inner cavity 3;
A. the pressure face mold 4 and suction surface of angle design position are pasted in the 64.2m rear with cured shell 5 respectively
Release cloth 1 is laid on mold 11, then hand paste is laid with fiber cloth 2 on release cloth 1 respectively, then covers respectively on 2 surface of fiber cloth
Lid release cloth 1 forms polyurethane foam former inner cavity 3 after solidification, remove the part demoulding of polyurethane former surface of internal cavity covering
Coating adhesive 6 is scraped by cloth, the corner in polyurethane foam former inner cavity 3, and eversion pressure face mould tool 4 connects suction surface mold 11
Cured fiber cloth 2 is pasted with the hand of 4 top of pressure face mold;
B. after adhesive 6 solidifies, pressure face mold 4 is opened;Grinding process removes outer surface release cloth, sends out in polyurethane
Bubble 3 outer surface of inner cavity, which is scraped coating adhesive and formed, reinforces 7 outside the polyurethane foam former of 3mm thickness, adhesive need to be fully cured, thus
Guarantee the intensity of 8 mold of polyurethane foam former;Form the polyurethane foam former 8 with outer reinforcement 7;A set of 64.2m shell
The a set of polyurethane foam former 8 of mold respective production, this mold circulating repetition utilize;
C. before 64.2m molds process, polyurethane foam raw material will be poured into polyurethane foam former 8, foaming forms poly-
Urethane support 9;
D. when 64.2m molds process, the hand on the blade shell suction surface mold 11 with blade original structure layer 12
Paste is laid with the fiber cloth for pasting angle 10, and then polyurethane support 9 is put into above the fiber cloth for pasting angle 10;
E. the fiber cloth that rear pastes angle 10 is covered into release cloth 1, forms a sandwich structure, be laid with helix tube
13 and vacuum film 14, vacuum environment is established, forms pressure difference with external environment, and then reaches hand paste vacuumizing effect.?
During vacuum is taken out tightly in advance, vacuum film 14 is adjusted, is compacted so that pasting 10 zone fiber cloth of angle by vacuum film;
F. it vacuumizes, pressure value is more than or equal to the 86% of local atmospheric pressure, after angle 10 to be pasted solidifies, removes viscous
Release cloth 1, helix tube 13 and the vacuum film 14 covered on patch angle 10 obtains the band polyurethane support 9 of integrated curing molding
Stickup angle 10.
Above-described blade of MW class wind turbine supports the preparation method for pasting angle with polyurethane, and feature exists
In the polyurethane foam raw material is the polyalcohol and isocyanates that weight ratio is 100:140.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (3)
1. a kind of blade of MW class wind turbine supports the preparation method for pasting angle with polyurethane, which is characterized in that including
Following steps:
A, release cloth is laid on suction surface mold (11) and pressure face mold (4) with cured blade shell (5) respectively
(1), then respectively hand paste is laid with fiber cloth (2) on release cloth (1), is then covered each by release cloth on fiber cloth (2) surface
(1), polyurethane foam former inner cavity (3) is made after solidification, removes the release cloth (1) on polyurethane foam former inner cavity (3) surface,
Corner in polyurethane foam former inner cavity (3) scrapes coating adhesive (6), and eversion pressure face mould has (4), connects suction surface mold
(11) hand and above pressure face mold (4) pastes cured fiber cloth (2);
B, it after adhesive (6) solidification, opens pressure face mold (4);Polyurethane foam former (8) are made in grinding process;
C, polyurethane foam raw material is poured into polyurethane foam former (8), foaming forms polyurethane support (9);
D, hand paste is laid with stickup angle (10) on the blade shell suction surface mold (11) with blade original structure layer (12)
Polyurethane support (9) is then put into above the fiber cloth for pasting angle (10) by fiber cloth;
E, the fiber cloth that will paste angle (10) covers release cloth (1), and is laid with helix tube (13) and vacuum film (14) etc., builds
Vertical vacuum environment, forms pressure difference with external environment, and then reaches hand paste vacuumizing effect;During vacuum takes out tight in advance,
It adjusts vacuum film (14), is compacted so that pasting angle (10) zone fiber cloth by vacuum film;
F, it vacuumizes, after angle (10) solidification to be pasted, removes release cloth (1), the helix tube pasted and covered on angle (10)
(13) and vacuum film (14) the stickup angle (10) with polyurethane support (9) of integrated curing molding, is obtained.
2. blade of MW class wind turbine according to claim 1 supports the preparation method for pasting angle with polyurethane,
It is characterized in that, after adhesive (6) solidification, being opened pressure face mold (4) in step b;Grinding process removes appearance emaciated face
Mould cloth scrapes coating adhesive in polyurethane foam inner cavity (3) outer surface, and the outer reinforcement (7) of polyurethane foam former is made after solidification,
It is made with the outer polyurethane foam former (8) for reinforcing (7).
3. blade of MW class wind turbine according to claim 1 supports the preparation method for pasting angle with polyurethane,
It is characterized in that, the polyurethane foam raw material is the polyalcohol and isocyanates that weight ratio is 100:140.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811443575.5A CN109551789B (en) | 2018-11-29 | 2018-11-29 | Preparation method of polyurethane-supported adhesive angle of megawatt wind driven generator blade |
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Application Number | Priority Date | Filing Date | Title |
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CN201811443575.5A CN109551789B (en) | 2018-11-29 | 2018-11-29 | Preparation method of polyurethane-supported adhesive angle of megawatt wind driven generator blade |
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CN109551789A true CN109551789A (en) | 2019-04-02 |
CN109551789B CN109551789B (en) | 2021-05-04 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111037946A (en) * | 2019-09-11 | 2020-04-21 | 连云港中复连众复合材料集团有限公司 | Manufacturing method of I-shaped web of megawatt wind driven generator blade |
CN112406140A (en) * | 2020-09-14 | 2021-02-26 | 航天特种材料及工艺技术研究所 | Molding method of die-pressing heat setting type polyurethane foam |
CN113942151A (en) * | 2021-10-21 | 2022-01-18 | 山东双一科技股份有限公司 | Manufacturing method of wind driven generator blade mold |
CN114851593A (en) * | 2022-04-21 | 2022-08-05 | 成都飞机工业(集团)有限责任公司 | Compensation method for lateral base angle of honeycomb core of sandwich composite material part |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102166822A (en) * | 2010-12-20 | 2011-08-31 | 洛阳双瑞风电叶片有限公司 | Method for integrally forming blade lower shell of wind power generation machine and front edge adhering angle |
CN103395213A (en) * | 2013-07-30 | 2013-11-20 | 无锡乘风新能源设备有限公司 | Manufacturing process of megawatt blade tail edge splicing angle |
-
2018
- 2018-11-29 CN CN201811443575.5A patent/CN109551789B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102166822A (en) * | 2010-12-20 | 2011-08-31 | 洛阳双瑞风电叶片有限公司 | Method for integrally forming blade lower shell of wind power generation machine and front edge adhering angle |
CN103395213A (en) * | 2013-07-30 | 2013-11-20 | 无锡乘风新能源设备有限公司 | Manufacturing process of megawatt blade tail edge splicing angle |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111037946A (en) * | 2019-09-11 | 2020-04-21 | 连云港中复连众复合材料集团有限公司 | Manufacturing method of I-shaped web of megawatt wind driven generator blade |
CN112406140A (en) * | 2020-09-14 | 2021-02-26 | 航天特种材料及工艺技术研究所 | Molding method of die-pressing heat setting type polyurethane foam |
CN112406140B (en) * | 2020-09-14 | 2022-09-23 | 航天特种材料及工艺技术研究所 | Molding method of die-pressing heat setting type polyurethane foam |
CN113942151A (en) * | 2021-10-21 | 2022-01-18 | 山东双一科技股份有限公司 | Manufacturing method of wind driven generator blade mold |
CN113942151B (en) * | 2021-10-21 | 2022-10-04 | 山东双一科技股份有限公司 | Manufacturing method of bonding angle die for wind driven generator blade |
CN114851593A (en) * | 2022-04-21 | 2022-08-05 | 成都飞机工业(集团)有限责任公司 | Compensation method for lateral base angle of honeycomb core of sandwich composite material part |
CN114851593B (en) * | 2022-04-21 | 2023-05-05 | 成都飞机工业(集团)有限责任公司 | Compensation method for honeycomb core lateral base angle of sandwich composite product |
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