CN102601893A - Mould for processing wind generator blade - Google Patents

Mould for processing wind generator blade Download PDF

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Publication number
CN102601893A
CN102601893A CN2012100491381A CN201210049138A CN102601893A CN 102601893 A CN102601893 A CN 102601893A CN 2012100491381 A CN2012100491381 A CN 2012100491381A CN 201210049138 A CN201210049138 A CN 201210049138A CN 102601893 A CN102601893 A CN 102601893A
Authority
CN
China
Prior art keywords
mould
slide rail
blade
section
slide
Prior art date
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.)
Pending
Application number
CN2012100491381A
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Chinese (zh)
Inventor
王大政
王毅
梅蕾
周军伟
史为超
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Harbin Institute of Technology
Harbin Institute of Technology Weihai
Original Assignee
Harbin Institute of Technology Weihai
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Harbin Institute of Technology Weihai filed Critical Harbin Institute of Technology Weihai
Priority to CN2012100491381A priority Critical patent/CN102601893A/en
Publication of CN102601893A publication Critical patent/CN102601893A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a mould for processing a wind generator blade and belongs to the field of moulds. The mould is provided with a base and is characterized in that the base has a strip type structure formed by splicing multiple sections of small bases; a slide rail is fixed on the base; the slide rail has a strip type structure formed by splicing multiple sections of small slide rails; a joint between adjacent small bases is located under a small slide rail; the cross section of the slide rail is of a dovetail shape; multiple sections of slide blocks are arranged on the slide rail; a dovetail groove is processed on the slide blocks; the dovetail groove is engaged with the dovetail of the slide rail; a section of small blade mould is fixed on each section of slide block; all the small blade moulds are tightly jointed with each other so as to form a complete strip type blade mould; heating through holes are processed in all sections of slide blocks; and the heating through holes in all the sections of slide blocks are communicated with each other. According to the mould provided by the invention, the processing precision of the blade can be improved, the processing speed of the mould can be increased, and the processing cost of the mould is reduced.

Description

Be used to process the mould of blade of wind-driven generator
Technical field
The present invention relates to mould applications, especially a kind of mould that is used to process trend, blade of wind-driven generator.
Background technology
As everyone knows, the manufacturing of traditional blade mold is at first to make formpiston, turns over die sinking by formpiston then, utilizes female mould forming at last, makes blade.The making of formpiston, former basic is leaned on by hand, and precision is relatively poor, takes a lot of work, time-consuming, and cost is high.The basic reason that mould is made in employing by hand is fan blade very long (a 10-60 rice), does not have the Digit Control Machine Tool of this specification at present.And develop, make the Digit Control Machine Tool of this specification, no matter be cost, or machining accuracy, also be difficult at present realize.
Traditional blade mold is generally processed by composite.But waste and old mould can not be recycled, and its processing cost is also very high.How to improve the machining accuracy of mould, reduce cost, the recycling that improves waste product is the key technology that blade is manufactured.
In the world at present blades that adopt vacuum-assisted resin transfer forming technique (Vacuum Assisted Resin Transfer Molding:VARTM) to make blower fan, tidal current turbine more.The VARTM forming technique so that resin can fully permeate, improves the Forming Quality of blade to the viscosity of resin and having relatively high expectations of forming temperature.Therefore adopting temperature control VARTM forming technique is the important channel of improving leaf quality.
Summary of the invention
In order to overcome the deficiency of prior art, the present invention provides a kind of mould that is used to process blade of wind-driven generator, not only can improve the processing of leaves precision, can also improve Mould Machining speed, reduces the Mould Machining cost.
The technical solution adopted for the present invention to solve the technical problems is: a kind of mould that is used to process blade of wind-driven generator, be provided with pedestal, and it is characterized in that; Pedestal is spliced into the long strip type structure by the multistage small base, is fixed with slide rail on the pedestal, and slide rail is spliced into the long strip type structure by the little slide rail of multistage; Joint between the adjacent small base is positioned at the below of a little slide rail, and the section of slide rail is a swallow-tail form, and slide rail is provided with the multistage slide block; Be processed with dovetail groove on the slide block; The dovetail of dovetail groove and slide rail is entrenched togather, and is fixed with one section vanelets mould on every section slide block, and all vanelets moulds closely are connected to form a complete long strip type blade mold each other; All be processed with heat through-hole on every section slide block, the heat through-hole that adds on every section slide block connects.
The present invention also can realize through following measure: between the little slide rail of two neighboring sections sealing ring is installed, is processed with on the sealing ring and adds the through hole that heat through-hole is complementary.
The invention has the beneficial effects as follows, not only can improve the processing of leaves precision, can also improve Mould Machining speed, reduce the Mould Machining cost.
 
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.
Fig. 1 is a structural representation of the present invention.
Fig. 2 is a partial schematic diagram of the present invention.
1. dovetail grooves among the figure, 2. vanelets mould, 3. slide block, 4. small base 5. adds heat through-hole, 6. little slide rail, 7. blade.
 
The specific embodiment
In Fig. 1, Fig. 2, the present invention is provided with pedestal, and pedestal is spliced into the long strip type structure by multistage small base 4; Be fixed with slide rail on the pedestal, slide rail is spliced into the long strip type structure by the little slide rail 6 of multistage, and the joint between the adjacent small base 4 is positioned at the below of a little slide rail 6; The section of slide rail is a swallow-tail form, and slide rail is provided with multistage slide block 3, is processed with dovetail groove 1 on the slide block 3; Dovetail groove 1 is entrenched togather with the dovetail of slide rail, is fixed with one section vanelets mould 2 on every section slide block, and all vanelets moulds 2 closely are connected to form a complete long strip type blade mold each other; All be processed with heat through-hole 5 on every section slide block 3; The heat through-hole 5 that adds on every section slide block connects, and between the little slide rail 6 of two neighboring sections sealing ring is installed, and is processed with on the sealing ring and adds the through hole that heat through-hole 5 is complementary.
The present invention adopts the segmentation digital control processing, thereby realizes the big parts of little machine tooling.One of difficult point of blade mold digital control processing is that (length of blade: 60 meters of 10 –), no matter the processing of whole blade die numerical control is the lathe cost, or machining accuracy all can't realize at present to blade 7 yardsticks too greatly.Adopt segmentation, blade mold radially is divided into the vanelets mould 2 of 10 to 60 segmentations, every section vanelets mould 2 has only one meter long, and the wideest blade also has only about three meters wide at present.It is any like this that to have machine process be 3 ' 1 ' 1 meter the just maximum at present blade mold of sectional processing of the medium and small Digit Control Machine Tool of four-degree-of-freedom.Through digital control processing vanelets mould 2, not only improve mould and die accuracy, also improve Mould Machining speed, reduce the Mould Machining cost.Employing layering processing realizes overall precision control.In the segmental machining industrial technology, how to realize that the overall precision control of blade is the key technology of segmental machining.Overall precision control in the present invention is to realize through the layering process technology.So-called layering is that mould is divided into three layers: slide rail, the slider layer that is processed with dovetail groove and the blade mold layer of nonvolatil pedestal layer, guiding usefulness.The permanent base layer is to be used for installing slide rail and slide block.The blade mould is fixed on the slide block with screw.Permanent base can forever be used in case process by steel or aluminium alloy manufacturing, so its design considered can satisfy the demand of different size big and small blade.Little slide rail 6 permanent being fixed on the pedestal, slide block 3 also is permanently to be installed on the little slide rail 6.Vanelets mould 2 be fixed on the slide block 3 with pedestal on little slide rail 6 be complementary, guarantee that each vanelets mould 2 can realize accurately location, thereby form the accurate three-dimensional blade mold through little slide rail 6, slide block 3.Vanelets mould 2 adopts aluminum alloy materials to process, and at first aluminium alloy is more much lower than the price of composite, and secondly the aluminium alloy fusing point is low, is easy to heating and melting and reclaims.Its processing waste material and old mould thereof all can pass through the heating recovery utilization like this, thereby reduce environmental pollution, reduce production costs.The processing temperature control adds heat through-hole 5 on the slide block that links to each other with blade mold 3; Control the forming temperature of blade through the temperature of control water, oil or gas; Improve the Forming Quality of blade; Reduce the defect rate of blade, reduce the production cost of blade, sealing ring can guarantee that the water or the gas that add in the heat through-hole 5 can not leak.

Claims (2)

1. a mould that is used to process blade of wind-driven generator is provided with pedestal, it is characterized in that: pedestal is spliced into the long strip type structure by the multistage small base; Be fixed with slide rail on the pedestal, slide rail is spliced into the long strip type structure by the little slide rail of multistage, and the joint between the adjacent small base is positioned at the below of a little slide rail; The section of slide rail is a swallow-tail form; Slide rail is provided with the multistage slide block, is processed with dovetail groove on the slide block, and the dovetail of dovetail groove and slide rail is entrenched togather; Be fixed with one section vanelets mould on every section slide block; All vanelets moulds closely are connected to form a complete long strip type blade mold each other, all are processed with heat through-hole on every section slide block, and the heat through-hole that adds on every section slide block connects.
2. according to the said mould that is used to process blade of wind-driven generator of claim 1, it is characterized in that between the little slide rail of said two neighboring sections sealing ring being installed, be processed with on the sealing ring and add the through hole that heat through-hole is complementary.
CN2012100491381A 2012-02-29 2012-02-29 Mould for processing wind generator blade Pending CN102601893A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012100491381A CN102601893A (en) 2012-02-29 2012-02-29 Mould for processing wind generator blade

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012100491381A CN102601893A (en) 2012-02-29 2012-02-29 Mould for processing wind generator blade

Publications (1)

Publication Number Publication Date
CN102601893A true CN102601893A (en) 2012-07-25

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CN2012100491381A Pending CN102601893A (en) 2012-02-29 2012-02-29 Mould for processing wind generator blade

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CN (1) CN102601893A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102950678A (en) * 2012-11-13 2013-03-06 凡嘉科技(无锡)有限公司 Installation structure of slider and framework
CN104626620A (en) * 2015-01-30 2015-05-20 迪皮埃风电叶片大丰有限公司 Root part prefabricated member mold of assembled type wind power blade and using method thereof
CN107848149A (en) * 2015-08-07 2018-03-27 赫克赛尔公司 Multisection type composite die
CN108327133A (en) * 2017-12-25 2018-07-27 明阳智慧能源集团股份公司 A kind of forming method of wind-power electricity generation subsection blade
CN113442469A (en) * 2020-03-25 2021-09-28 丰田自动车株式会社 Method and apparatus for producing fiber-reinforced resin molded article
CN115431565A (en) * 2021-11-10 2022-12-06 天津爱思达新材料科技有限公司 Outer mold of wing skin forming tool and manufacturing method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000351125A (en) * 1999-06-11 2000-12-19 Ngk Insulators Ltd Manufacture of mold for holding tire
CN1711162A (en) * 2002-11-12 2005-12-21 Lm玻璃纤维制品有限公司 Mould assembly with closure mechanism
CN201456399U (en) * 2009-07-02 2010-05-12 天津鑫茂鑫风能源科技有限公司 All-metal mould for blade of large scaled wind power generator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000351125A (en) * 1999-06-11 2000-12-19 Ngk Insulators Ltd Manufacture of mold for holding tire
CN1711162A (en) * 2002-11-12 2005-12-21 Lm玻璃纤维制品有限公司 Mould assembly with closure mechanism
CN201456399U (en) * 2009-07-02 2010-05-12 天津鑫茂鑫风能源科技有限公司 All-metal mould for blade of large scaled wind power generator

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102950678A (en) * 2012-11-13 2013-03-06 凡嘉科技(无锡)有限公司 Installation structure of slider and framework
CN104626620A (en) * 2015-01-30 2015-05-20 迪皮埃风电叶片大丰有限公司 Root part prefabricated member mold of assembled type wind power blade and using method thereof
CN107848149A (en) * 2015-08-07 2018-03-27 赫克赛尔公司 Multisection type composite die
CN107848149B (en) * 2015-08-07 2020-05-22 赫克赛尔公司 Multi-section type composite die
CN108327133A (en) * 2017-12-25 2018-07-27 明阳智慧能源集团股份公司 A kind of forming method of wind-power electricity generation subsection blade
CN113442469A (en) * 2020-03-25 2021-09-28 丰田自动车株式会社 Method and apparatus for producing fiber-reinforced resin molded article
CN115431565A (en) * 2021-11-10 2022-12-06 天津爱思达新材料科技有限公司 Outer mold of wing skin forming tool and manufacturing method thereof

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Application publication date: 20120725