CN202088471U - RTM (resin transfer molding) die for blade of wind driven generator and corresponding blade - Google Patents
RTM (resin transfer molding) die for blade of wind driven generator and corresponding blade Download PDFInfo
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- CN202088471U CN202088471U CN2011200082732U CN201120008273U CN202088471U CN 202088471 U CN202088471 U CN 202088471U CN 2011200082732 U CN2011200082732 U CN 2011200082732U CN 201120008273 U CN201120008273 U CN 201120008273U CN 202088471 U CN202088471 U CN 202088471U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model discloses an RTM (resin transfer molding) die for the blade of a wind driven generator. The RTM die for the blade of the wind driven generator comprises a windward side die, a leeward side die and a sealing rubber strip, wherein the shape of blades on the opposite faces of the windward side die and the leeward side die are the shape in the corresponding design scheme, resin runners are arranged at parts near the shapes of blades, a vacuum-pumping opening, a resin sprue gate and a sealing rubber strip mounting groove are formed on the windward side die, the sealing rubber strip is mounted in the sealing rubber strip mounting groove on the corresponding surface of the windward side die, and the windward side die is fixedly connected with the leeward side die in a positioning manner. The utility model further discloses a blade of the wind driven generator, which comprises a windward face plate, a leeward face plate and die cores, wherein the windward face plate and the leeward face plate correspond to the cavity of the RTM die, and the die cores are uniformly distributed between the windward face plate and the leeward face plate. The blade is integrally formed, the quality and the serviceability of the blade are ensured, the weight is light, the material is saved, the consistency of weights is good, the gravity center control method is simple, and the strength of the blade is good under the premise of the same weight.
Description
Technical field
The utility model relates to wind-power electricity generation machine technology and composite processing technique field, the blade of especially a kind of blade of wind-driven generator RTM mould and its respective shapes.
Background technology
Along with the development of countries in the world regenerative resource, wind-driven generator has been applied in each occasion widely as the most approaching business-like technology.But as the blade of one of wind-power generator maximal important components, generally all be to adopt manual pasting, RTM or vacuum aided single face make, again with two bonding forming.
Adopt the method for manual pasting, weight, the center of gravity of blade are wayward, and bubble is more, easily layering, the very difficult demand that guarantees wind-driven generator; The single face RTM or the mode of vacuum aided are to take single face blade that RTM technology is made, again by adhesive technology with two methods that are bonded together, because the variation of adhesives, technique for sticking also can cause that damaging appears in blade owing to bonding quality sometimes.
The utility model content
The technical problems to be solved in the utility model provides a kind of once with the blade of wind-driven generator RTM mould of blade integral moulding, reaches the generator blade with this mould respective shapes.
In order to solve the problems of the technologies described above, the technical scheme that its technical problem that solves the utility model adopts is: a kind of blade of wind-driven generator RTM mould is provided, comprise face mould down with the wind, leeward face mould and sealing joint strip, the described blade shape that facings the wind face mould and leeward face mould opposite face is the shape of respective design scheme, part near blade shape is provided with resin flow channel, the described face mould that facings the wind is provided with vacuum orifice, resin-cast mouth and sealing joint strip mounting groove, described sealing joint strip is installed in the interior sealing joint strip mounting groove of the face mould corresponding surface that facings the wind, and described face mould down with the wind and leeward face mould are located by connecting fixing.
Wherein, the described face mould that facings the wind has shop bolt in the sealing joint strip arranged outside, and described leeward face mould and shop bolt opposite position are provided with the shop bolt sleeve, and described shop bolt and shop bolt sleeve are pegged graft fixing.
Wherein, also be provided with on the described leeward face mould and be used for the moulding blade and be connected shop bolt with the hole with hub of wind power generator, before the mould matched moulds, settle the sleeve of metal or plastic cement on the shop bolt.
Wherein, resin flow channel designs corresponding diameter and gap with respect to different blades position.
Wherein, described face mould down with the wind and leeward face mould material therefor are aluminium or glass steel.
For solving the problems of the technologies described above, another technical scheme that the utility model adopts is: a kind of blade of wind-driven generator is provided, comprise facing the wind panel, leeward panel and core rod, described panel down with the wind and leeward panel are corresponding to the shape of described facing the wind face mould and leeward face mould of claim 1, and described core rod is equally distributed to facing the wind between panel and the leeward panel.
Wherein, the described material that facings the wind panel and leeward panel is fiber cloth, gel coat and resin.
Wherein, lay and anchoring fiber felt, axial cloth or other carbon fibre materials the described panel that facings the wind inboard inboard and leeward panel.
Wherein, the material of described core rod is rigid foam materials such as polyurethane.
The beneficial effects of the utility model are, down auxiliary by above-mentioned RTM mould and vacuum technology, once with the blade integral moulding, guarantee the quality of blade and the reliability of use, with the corresponding blade of wind-driven generator of this mold shape, in light weight, save material, weight high conformity, the control method of center of gravity is simple, under the prerequisite of equivalent weight, the intensity of blade is better.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in further detail.
Fig. 1 is the schematic perspective view of the utility model blade of wind-driven generator RTM mould embodiment;
Fig. 2 is the vertical view of the utility model blade of wind-driven generator RTM mould embodiment;
Fig. 3 is the A-A view of the utility model blade of wind-driven generator RTM mould embodiment;
Fig. 4 is the perspective view of face mould of facining the wind among the utility model blade of wind-driven generator RTM mould embodiment;
Fig. 5 is the perspective view of leeward face mould among the utility model blade of wind-driven generator RTM mould embodiment;
Fig. 6 is the structural representation of panel of facining the wind among the utility model blade of wind-driven generator embodiment;
Fig. 7 is the structural representation of leeward panel among the utility model blade of wind-driven generator embodiment;
Fig. 8 is the front view of the utility model blade of wind-driven generator embodiment;
Fig. 9 is the B-B view of the utility model blade of wind-driven generator embodiment.
Wherein, 1: face mould facings the wind; 11: vacuum orifice; 12: the resin-cast mouth; 13: shop bolt;
2: leeward face mould; 21: the shop bolt sleeve;
3: the sealing joint strip mounting groove; 31: sealing joint strip; 32: resin flow channel;
4: panel facings the wind; 5: leeward panel; 6: core rod; 7: sleeve.
The specific embodiment
By describing technology contents of the present utility model, structural feature in detail, realized purpose and effect, give explanation below in conjunction with embodiment and conjunction with figs. are detailed.
See also Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the utility model blade of wind-driven generator RTM mould embodiment comprises face mould 1, leeward face mould 2, sealing joint strip mounting groove 3, sealing joint strip 31 and resin flow channel 32 down with the wind.
The described blade shape that facings the wind face mould 1 and leeward face mould 2 opposite faces is the shape of respective design scheme, sealing joint strip mounting groove 3 in facing the wind face mould 1 and leeward face mould 2 corresponding surfaces, sealing joint strip 31 is installed in the sealing joint strip mounting groove 3, resin flow channel 32 is set in mold cavity simultaneously, resin flow channel 32 is near the part of blade shape, and resin flow channel 32 is with respect to the corresponding diameter of design and the gap at different blades position, resin flow channel 32 relative different size blades design corresponding size, promptly be convenient to the resin proper flow and soak into reinforcement material, also play the effect of reinforced blade intensity.
In the present embodiment, described face mould 1 down with the wind and leeward face mould 2 are suitable, can when die sinking, be separated from each other, fixing by being located by connecting when matched moulds, this relation of being located by connecting can be pegged graft and realizes by shop bolt and shop bolt sleeve are set, promptly on any face mould, shop bolt 13 is set, position at another piece facial mask relative positioning pin is provided with shop bolt sleeve 21, as shown in Figure 5 and Figure 6, the described face mould 1 that facings the wind has shop bolt 13 in sealing joint strip 31 arranged outside, described leeward face mould 2 is provided with shop bolt sleeve 21 with shop bolt 13 opposite positions, described shop bolt 13 and shop bolt sleeve 21 face mould 1 and leeward face mould 2 positioning and fixing of will facining the wind of pegging graft.
In the present embodiment, the described face mould 1 that facings the wind is provided with vacuum orifice 11 and resin-cast mouth 12, and with space vacuum pumping in the mould, resin is by 12 injection mouldings of resin-cast mouth by vacuum orifice 11.Described resin flow channel 32 is arranged on the edge of facing the wind face mould 1 and leeward face mould 2 pairing shapes, its distance is not more than 5mm, and be set within the sealing joint strip mounting groove 3 that sealing joint strip 31 is installed, flow diameter is not less than 3mm, and runner is not less than 1mm toward the gap of the facing the wind face mould 1 and the leeward face mould 2 of blade edge.
In the present embodiment, also be provided with on the described leeward face mould 2 and be used for the moulding blade is connected the usefulness hole with hub of wind power generator shop bolt 13, before the mould matched moulds, settle the sleeve 7 of metal or plastic cement on the shop bolt 13, the blade installing hole of producing has strengthened the bonding strength of blade and wheel hub with regard to the sleeve 7 of nuzzling in advance.
According to requirements such as environment for use intensity, the described face mould 1 and leeward face mould 2 employing metals or fiberglass of facining the wind made.
Said structure adopts die sinking and mold closing process combined mode when the utility model blade of wind-driven generator RTM mould is produced.Die opening state: the various residues in will facing the wind earlier face mould 1 and the leeward face mould 2 existing opposites are cleaned out, release agent spraying on the inner surface of mould, adopt then on facing the wind face mould 1 and leeward face mould 2 correspondingly-shaped that the gel coat flush coater evenly is sprayed at gel coat according to certain thickness specification requirement, after treating that gel coat solidifies substantially, put into relevant material on the gel coat according to being defined in of specification requirement again, the blade core rod of having good positioning as reinforcement material and on the face mould that facings the wind.Mold closing state: will be lay the facing the wind face mould 1 and leeward face mould 2 matched moulds of material, again fixing and locking in addition by requirement by positioner.Block resin-cast mouth 12, start evacuator earlier, utilize two vacuum orifices 11 that air in the mould is extracted out, after reaching the certain vacuum degree, stifled again vacuum orifice 11 starts RTM resin transfer moulding equipment, connects resin-cast mouth 12 perfusion resins, make resin evenly soak into reinforcement material etc., slit everywhere in the populated mould.
By above-mentioned technology mode, vacuum orifice 11 is arranged in the two ends of blade, resin-cast mouth 12 is arranged on face mould 1 blade profile side correct position down with the wind, the cast of use line guarantees smooth and easy flowing in the resin-cast process, and gets rid of the gas in the die cavity fully, avoid occurring in the goods dry spot defective etc., once with the blade integral moulding, guarantee the quality of blade and the reliability of use, the resin perfusion is equally distributed.
See also Fig. 6, Fig. 7, Fig. 8 and Fig. 9, comprise facing the wind panel 4, leeward panel 5 and core rod 6 among the utility model blade of wind-driven generator embodiment.
Described panel 4 down with the wind and leeward panel 5 are corresponding to the shape of embodiment 1 described facing the wind face mould 1 and leeward face mould 2, be the shape of respective design scheme, for requirements such as aerodynamic, hydrodynamics, the described material that facings the wind panel 4 and leeward panel 5 is glass fibre, carbon fiber and resin, also other carbon fibre materials such as anchoring fiber felt, axial cloth are laid in panel 4 inboards inboard and leeward panel 5 facining the wind, increase the internal bond strength and the toughness of blade, reduce leaf weight.
Described core rod is equally distributed to facing the wind between panel 4 and the leeward panel 5, and the quantity of core rod 6 is 1～8.When quantity greater than 1 the time, remain with the gap of 2～3mm between the core rod 6, the gap be place fibrous material and perfusion resin used.The material of described core rod 6 is that light material is duroplasts bubble material such as polyurethane.Adopt fixedly relative position of resin nail between core rod and fiber, the lightweight core rod.
Said structure, blade of wind-driven generator adopts glass fibre and resin material, and at inside placement light material core rod, alleviate leaf weight greatly, the saving material uses, and simultaneously by laying anchoring fiber felt, axial other carbon fibre materials such as cloth, makes the weight high conformity, the control method of center of gravity is simple, under the prerequisite of equivalent weight, the intensity of blade is better.
The above each embodiment and improvement thereof can be adjusted the collocation of each improvement project as required flexibly.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to be done; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (8)
1. blade of wind-driven generator RTM mould, it is characterized in that, comprise facing the wind face mould, leeward face mould and sealing joint strip, the described blade shape that facings the wind face mould and leeward face mould opposite face is the shape of respective design scheme, part near blade shape is provided with resin flow channel, the described face mould that facings the wind is provided with vacuum orifice, resin-cast mouth and sealing joint strip mounting groove, described sealing joint strip is installed in the interior sealing joint strip mounting groove of the face mould corresponding surface that facings the wind, and described face mould down with the wind and leeward face mould are located by connecting fixing.
2. blade of wind-driven generator RTM mould according to claim 1, it is characterized in that, the described face mould that facings the wind has shop bolt in the sealing joint strip arranged outside, described leeward face mould and shop bolt opposite position are provided with the shop bolt sleeve, described shop bolt and shop bolt sleeve grafting positioning and fixing.
3. blade of wind-driven generator RTM mould according to claim 1, it is characterized in that, also be provided with on the described leeward face mould and be used for the moulding blade and be connected shop bolt with the hole with hub of wind power generator, before the mould matched moulds, settle the sleeve of metal or plastic cement on the shop bolt.
4. blade of wind-driven generator RTM mould according to claim 1 is characterized in that described resin flow channel designs corresponding diameter and gap with respect to different blades position.
5. according to any described blade of wind-driven generator RTM mould of claim 1 to 4, it is characterized in that described face mould down with the wind and leeward face mould material therefor are metal or glass steel.
6. a blade of wind-driven generator is characterized in that, comprises facing the wind panel, leeward panel and core rod, and described panel down with the wind and leeward panel are corresponding to the shape of described facing the wind face mould and leeward face mould of claim 1.
7. blade of wind-driven generator according to claim 6 is characterized in that, lay and anchoring fiber felt, axial cloth or other carbon fibre materials the described panel that facings the wind inboard inboard and leeward panel.
8. blade of wind-driven generator according to claim 6 is characterized in that, the material of described core rod is a polyurethane rigid foam material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200082732U CN202088471U (en) | 2011-01-12 | 2011-01-12 | RTM (resin transfer molding) die for blade of wind driven generator and corresponding blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200082732U CN202088471U (en) | 2011-01-12 | 2011-01-12 | RTM (resin transfer molding) die for blade of wind driven generator and corresponding blade |
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| Publication Number | Publication Date |
|---|---|
| CN202088471U true CN202088471U (en) | 2011-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200082732U Expired - Fee Related CN202088471U (en) | 2011-01-12 | 2011-01-12 | RTM (resin transfer molding) die for blade of wind driven generator and corresponding blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202088471U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103950205A (en) * | 2014-03-18 | 2014-07-30 | 沈阳飞机工业（集团）有限公司 | Molding method of composite material part with T-shaped cross section annular revolving body structure |
| CN104696167A (en) * | 2014-12-24 | 2015-06-10 | 中国科学院工程热物理研究所 | Blunt trailing edge type wind turbine blade as well as implementing device and method thereof |
| CN104690987A (en) * | 2015-04-03 | 2015-06-10 | 郑伟 | Draught fan blade manufacturing process based on RTM |
| CN106079195A (en) * | 2016-06-20 | 2016-11-09 | 上海麦加涂料有限公司 | Gel coat construction technology, protective layer construction technology and blade of wind-driven generator in the mould of a kind of blade of wind-driven generator |
| CN108189424A (en) * | 2017-12-28 | 2018-06-22 | 江苏金风科技有限公司 | Blade assembly mold and the method using its manufacture blade assembly |
| CN110242511A (en) * | 2019-05-08 | 2019-09-17 | 上纬新材料科技股份有限公司 | Wind turbine blade production plate, wind turbine blade spar cap structure and preparation method |
| TWI685612B (en) * | 2018-08-22 | 2020-02-21 | 煊銘國際股份有限公司 | Blade of generator fan blade and manufacturing method thereof |
| CN111231199A (en) * | 2019-12-03 | 2020-06-05 | 惠阳航空螺旋桨有限责任公司 | Positioning mechanism of unmanned aerial vehicle blade preparation mould |
-
2011
- 2011-01-12 CN CN2011200082732U patent/CN202088471U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103950205A (en) * | 2014-03-18 | 2014-07-30 | 沈阳飞机工业（集团）有限公司 | Molding method of composite material part with T-shaped cross section annular revolving body structure |
| CN104696167A (en) * | 2014-12-24 | 2015-06-10 | 中国科学院工程热物理研究所 | Blunt trailing edge type wind turbine blade as well as implementing device and method thereof |
| CN104696167B (en) * | 2014-12-24 | 2017-06-20 | 中国科学院工程热物理研究所 | A kind of blunt trailing edge wind turbine blade and its implementation and method |
| CN104690987A (en) * | 2015-04-03 | 2015-06-10 | 郑伟 | Draught fan blade manufacturing process based on RTM |
| CN106079195A (en) * | 2016-06-20 | 2016-11-09 | 上海麦加涂料有限公司 | Gel coat construction technology, protective layer construction technology and blade of wind-driven generator in the mould of a kind of blade of wind-driven generator |
| CN108189424A (en) * | 2017-12-28 | 2018-06-22 | 江苏金风科技有限公司 | Blade assembly mold and the method using its manufacture blade assembly |
| WO2019128020A1 (en) * | 2017-12-28 | 2019-07-04 | 江苏金风科技有限公司 | Blade assembly mold and method for manufacturing blade assembly employing the same |
| TWI685612B (en) * | 2018-08-22 | 2020-02-21 | 煊銘國際股份有限公司 | Blade of generator fan blade and manufacturing method thereof |
| CN110242511A (en) * | 2019-05-08 | 2019-09-17 | 上纬新材料科技股份有限公司 | Wind turbine blade production plate, wind turbine blade spar cap structure and preparation method |
| CN110242511B (en) * | 2019-05-08 | 2021-04-30 | 上纬新材料科技股份有限公司 | Sheet material for manufacturing wind turbine blade, wind turbine blade beam cap structure and manufacturing method |
| CN111231199A (en) * | 2019-12-03 | 2020-06-05 | 惠阳航空螺旋桨有限责任公司 | Positioning mechanism of unmanned aerial vehicle blade preparation mould |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111228 Termination date: 20130112 |