CN111878302A - Windmill blade male die replacing plate and using method thereof - Google Patents
Windmill blade male die replacing plate and using method thereof Download PDFInfo
- Publication number
- CN111878302A CN111878302A CN202010658754.1A CN202010658754A CN111878302A CN 111878302 A CN111878302 A CN 111878302A CN 202010658754 A CN202010658754 A CN 202010658754A CN 111878302 A CN111878302 A CN 111878302A
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- male die
- shaped support
- plate
- web
- shell
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- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000004519 manufacturing process Methods 0.000 claims abstract description 19
- 239000000853 adhesive Substances 0.000 claims description 25
- 230000001070 adhesive effect Effects 0.000 claims description 25
- 238000006467 substitution reaction Methods 0.000 claims description 12
- 238000003466 welding Methods 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/06—Rotors
- F03D1/0608—Rotors characterised by their aerodynamic shape
- F03D1/0633—Rotors characterised by their aerodynamic shape of the blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/06—Rotors
- F03D1/065—Rotors characterised by their construction elements
- F03D1/0675—Rotors characterised by their construction elements of the blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Wind Motors (AREA)
- Road Repair (AREA)
Abstract
The invention provides a windmill blade male die substitute plate and a use method thereof, and relates to the technical field of wind power blade manufacturing. The method can omit the manufacture of the male die web. The problem and the defect that the existing male die web can be discarded only once are overcome.
Description
Technical Field
The invention relates to the technical field of wind power blade manufacturing, in particular to the field of manufacturing female dies instead of male die webs.
Background
The method is characterized in that a male die web needs to be prefabricated firstly when the windmill blade web is customized at present, the male die web needs to be manufactured according to the sizes of different blades, a large amount of time and labor cost are needed for manufacturing each time, the manufactured blades can only be used in one specification, and the other blades cannot be used and can only be discarded.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects in the prior art and provides a recyclable size-adjustable male mold substitute plate.
The invention is realized by the following technical scheme: the male die replacement plate comprises a threaded sleeve, a first T-shaped support and a second T-shaped support, wherein the first T-shaped support is formed by welding a first base and a first screw rod, the second T-shaped support is formed by welding a second base and a second screw rod, the first screw rod and the second screw rod penetrate into the threaded sleeve, and the telescopic amount of the two T-shaped supports is adjusted through the threaded sleeve, so that the length of the whole male die replacement plate is adjusted. The bases of the first T-shaped support and the second T-shaped support are square, horizontal marking lines are arranged on the side edges of the bases, and the surfaces of the bases are smooth.
Furthermore, the first T-shaped support and the second T-shaped support can be designed into shapes matched with the PS surface and the SS surface, so that the first screw rod and the second screw rod can be directly attached to the PS surface and the SS surface without bonding structural adhesive.
Furthermore, the threaded connection of the first screw and the second screw can be replaced by a hydraulic lifting or socket connection mode, so that the effect of adjusting the height of the male die replacement plate is achieved.
The method for manufacturing the female die by utilizing the male die to replace the plate comprises the following steps:
(1) the SS face is horizontally placed, male die substitution plates are longitudinally placed on the bonding face of the SS face girder region every other meter by taking the inner surface of the SS face shell as a reference, and the first T-shaped support of each male die substitution plate is bonded with the SS face shell in a simulated mode through structural adhesive;
(2) before the SS face structural adhesive is cured, adjusting the angle of the male die substitution plate to enable the threaded sleeve to be perpendicular to the ground, and enabling the marking side line of the square base of the first T-shaped support to be flush with the theoretical bonding positioning line of the web plate;
(3) after the SS face structural adhesive is cured, rotating the first screw and the second screw to enable the height of the male die replacement plate to be close to the theoretical height of the web plate, wherein the position and the angle of the horizontal marking line of the square base of the second T-shaped support are consistent with the position of the horizontal marking line of the square base of the first T-shaped support;
(4) coating structural adhesive on the second T-shaped support, and overturning the PS surface shell to mold so as to simulate adhesion;
(5) opening the shell after the second T-shaped support structure adhesive is cured, taking down the male die replacement plate, and pre-bending according to a web theory to draw a positioning line of a web SS surface flange surface on a web female die platform;
(6) the male die replacement plates taken down from the shell are flatly placed on the web female die platform one meter by one meter, the angle of the male die replacement plates is adjusted to enable the threaded sleeve to be horizontal, and the marking edge of the first T-shaped support is flush with the positioning line of the flange surface of the SS surface of the web;
(7) welding flanges at two sides of the web female die tightly attached to the first T-shaped support and the second T-shaped support;
(8) and taking down the male die replacement plate, removing the first T-shaped support and the structural adhesive at the first T-shaped support, and storing the male die replacement plate for next use.
Furthermore, a step (0) is added before the step (1), a layer of plastic bag film is paved on the surface of the SS shell in advance, and the plastic bag film is used for protecting the surface of the girder, preventing the girder from contacting structural adhesive and avoiding increasing cleaning workload.
And further, a step (4.1) is added after the step (4), a layer of plastic bag film is paved on the surface of the PS face shell in advance, and the plastic bag film is used for protecting the surface of the crossbeam, preventing the crossbeam from contacting structural adhesive and avoiding increasing the cleaning workload.
The invention has the beneficial effects that:
a) the male die replaces a plate to replace a male die web plate, so that the manufacturing time and the manufacturing cost of the male die web plate are saved;
b) the male die replaces one meter of plate to be bonded with the shell, and compared with the male die with a full-length web plate to be bonded with the shell, the male die saves the labor and cost for bonding the structural adhesive;
c) the male die replacement plate is simple in structure, the PS surface and the SS surface of the shell are simulated and bonded at the upper end and the lower end of the male die replacement plate respectively, and the manufactured female die is higher in dimensional accuracy;
d) the male die substitute plate can be repeatedly used, and one set of male die substitute plate can be used for various blade profiles, so that the problem and the defect that the web plate of the conventional male die can be discarded only once are solved;
drawings
Fig. 1 shows a schematic view of a windmill blade.
Figure 2 shows a schematic of the construction of the male mould replacement plate of the present application.
In the figure: 1. a threaded sleeve; 2. a first T-shaped bracket; 3. a second T-shaped bracket; 4. a first screw; 5. a second screw; 6. a SS face shell; 7. a PS face housing; 8. a girder; 9. a web; 10. a first base; 11. a second base.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.
As shown in the figure, the male die substitute plate for manufacturing the wind power blade can replace a male die web 9 to manufacture a female die, and comprises a threaded sleeve 1, a first T-shaped support 2 and a second T-shaped support 3, wherein the first T-shaped support 2 is formed by welding a first base 10 and a first screw rod 4, the second T-shaped support 3 is formed by welding a second base 11 and a second screw rod 5, the first screw rod 4 and the second screw rod 5 penetrate into the threaded sleeve 1, and the telescopic amount of the two T-shaped supports is adjusted through the threaded sleeve 1, so that the length of the whole male die substitute plate is adjusted. The bases of the first T-shaped support 2 and the second T-shaped support 3 are square, horizontal marking lines are arranged on the side edges of the bases, and the surfaces of the bases are smooth.
Furthermore, the first T-shaped support 2 and the second T-shaped support 3 can be designed into shapes matched with the PS surface and the SS surface, so that the first screw rod 4 and the second screw rod 5 can be directly attached to the PS surface and the SS surface without bonding structural adhesive.
Furthermore, the threaded connection of the first screw rod 4 and the second screw rod 5 can be replaced by a hydraulic lifting or socket connection mode, so that the effect of adjusting the height of the male die replacement plate is achieved.
The method for manufacturing the female die by utilizing the male die to replace the plate comprises the following steps:
(1) the SS surface is horizontally placed, male die substitution plates are longitudinally placed on the bonding surface in the region of the SS surface girder 8 at intervals of one meter by taking the inner surface of the SS surface shell as a reference, and the first T-shaped support 2 of each male die substitution plate is bonded with the SS surface shell in a simulated mode through structural adhesive;
(2) before the SS face structural adhesive is cured, adjusting the angle of the male die substitution plate to enable the threaded sleeve 1 to be vertical to the ground, and enabling the marking side line of the square base of the first T-shaped support 2 to be flush with the theoretical bonding positioning line of the web plate 9;
(3) after the SS face structural adhesive is cured, rotating the first screw rod 4 and the second screw rod 5 to enable the height of the male die substitution plate to be close to the theoretical height of the web plate 9, wherein the position and the angle of the horizontal marking line of the square base of the second T-shaped support 3 are consistent with the position of the horizontal marking line of the square base of the first T-shaped support 2;
(4) coating structural adhesive on the second T-shaped support 3, and turning over the PS surface shell to mold so as to simulate adhesion;
(5) opening the shell after the structural adhesive of the second T-shaped support 3 is cured, taking down the male die substitute plate, and pre-bending the male die substitute plate according to the web 9 theory to draw a positioning line of a web 9SS surface flange surface on a web 9 female die platform;
(6) one male die replacement plate taken down from the shell is flatly placed on a web 9 female die platform one meter by one meter, the angle of the male die replacement plate is adjusted to enable the threaded sleeve 1 to be horizontal, and the marking edge of the first T-shaped support 2 is flush with the positioning line of the SS surface flange surface of the web 9;
(7) flanges at two sides of the female die of the web plate 9 are welded to be tightly attached to the first T-shaped support 2 and the second T-shaped support 3;
(8) and taking down the male die replacement plate, removing the structural adhesive at the first T-shaped support 2 and the first T-shaped support 2, and storing the male die replacement plate for the next use.
Furthermore, the step (0) is added before the step (1), a layer of plastic bag film is paved on the surface of the SS shell in advance, and the plastic bag film is used for protecting the surface of the girder 8, preventing the girder 8 from contacting structural adhesive and avoiding increasing the cleaning workload.
Furthermore, the step (4.1) is added after the step (4), a layer of plastic bag film is paved on the surface of the PS face shell in advance, and the plastic bag film is used for protecting the surface of the crossbeam 8, preventing the crossbeam 8 from contacting structural adhesive and avoiding increasing the cleaning workload.
The invention has the beneficial effects that: the process of manufacturing the male die before manufacturing the female die is reduced, and a large amount of cost and time are saved. The male die substitute plate for replacing the male die web plate 9 has a simple structure and is easier to operate; the PS surface and the SS surface of the bonding shell are simulated at the upper end and the lower end of the male die substitution plate respectively, so that the manufactured female die is higher in dimensional accuracy.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. A male die substitute sheet for wind power blade manufacturing, the male die substitute sheet can substitute a male die web (9) to make a female die, and is characterized in that: including threaded sleeve (1), first T shape support (2) and second T shape support (3), first T shape support (2) are formed by first base (10) and first screw rod (4) welding, second T shape support (3) are formed by second base (11) and second screw rod (5) welding, first screw rod (4) and second screw rod (5) penetrate in threaded sleeve (1), adjust the flexible volume of two T shape supports through threaded sleeve (1), thereby adjust the length of whole formpiston substitution board, the base of first T shape support (2) and second T shape support (3) is square and is equipped with horizontal mark line at the base side, the base surface is smooth.
2. The male mold replacement sheet for wind blade manufacture of claim 1, wherein: the first T-shaped bracket (2) and the second T-shaped bracket (3) can be designed into shapes matched with the PS surface and the SS surface.
3. Male mould replacement panel for wind turbine blade manufacture according to claim 1 or 2, characterised in that: the threaded connection of the first screw (4) and the second screw (5) can be replaced by a hydraulic lifting or socket connection mode.
4. A method of making a female mold using the male mold replacement plate of claim 1, characterized by: the method comprises the following steps:
(1) the SS surface is horizontally placed, male die substitution plates are longitudinally placed on the bonding surface in the region of the SS surface girder (8) on the basis of the inner surface of the SS surface shell every other meter, and the first T-shaped support (2) of each male die substitution plate is bonded with the SS surface shell in a simulated mode through structural adhesive;
(2) before the SS face structural adhesive is cured, adjusting the angle of a male die substitution plate to enable the threaded sleeve (1) to be vertical to the ground, and enabling a marking side line of a square base of the first T-shaped support (2) to be flush with a theoretical bonding positioning line of the web plate (9);
(3) after the SS face structural adhesive is cured, rotating the first screw (4) and the second screw (5) to enable the height of the male die replacement plate to be close to the theoretical height of the web plate (9), wherein the position and the angle of a horizontal marking line of the square base of the second T-shaped support (3) are consistent with the position of a horizontal marking line of the square base of the first T-shaped support (2);
(4) coating structural adhesive on the second T-shaped support (3), and turning over the PS surface shell to mold so as to simulate adhesion;
(5) opening the shell after the structural adhesive of the second T-shaped support (3) is solidified, taking down the male die replacement plate, and pre-bending the male die replacement plate according to the web (9) theory to draw a positioning line of the SS surface flange surface of the web (9) on the web (9) female die platform;
(6) one meter of male die replacement plate taken down from the shell is flatly placed on a web (9) female die platform, the angle of the male die replacement plate is adjusted to enable the threaded sleeve (1) to be horizontal, and the marking edge of the first T-shaped support (2) is flush with the positioning line of the web (9) SS surface flange surface;
(7) flanges at two sides of a female die of a web plate (9) are welded to be tightly attached to the first T-shaped support (2) and the second T-shaped support (3);
(8) and taking down the male die replacement plate, removing the structural adhesive at the first T-shaped support (2) and the first T-shaped support (2), and storing the male die replacement plate for next use.
5. The method of making a negative mold according to claim 4, wherein: and (3) adding a step (0) before the step (1), and paving a layer of plastic bag film on the surface of the SS shell in advance.
6. The method of manufacturing a negative mold according to claim 4 or 5, wherein: and (4.1) adding the step (4) after the step (4), and paving a layer of plastic bag film on the surface of the PS surface shell in advance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010658754.1A CN111878302B (en) | 2020-07-09 | 2020-07-09 | Windmill blade male mold replacing plate and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010658754.1A CN111878302B (en) | 2020-07-09 | 2020-07-09 | Windmill blade male mold replacing plate and using method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111878302A true CN111878302A (en) | 2020-11-03 |
| CN111878302B CN111878302B (en) | 2024-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010658754.1A Active CN111878302B (en) | 2020-07-09 | 2020-07-09 | Windmill blade male mold replacing plate and using method thereof |
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|---|---|---|---|---|
| CN102392797A (en) * | 2011-11-22 | 2012-03-28 | 中国计量学院 | Middle section of extrusion bendable transverse superposition type medium-sized wind power blade and manufacturing equipment thereof |
| CN202278690U (en) * | 2011-10-26 | 2012-06-20 | 奚鹰 | Regulating device for flange edges of glass casing molds of negative dies for ultra-large type wind power vane |
| CN202878541U (en) * | 2012-08-22 | 2013-04-17 | 天津东汽风电叶片工程有限公司 | Wind power blade web mold |
| WO2016026498A1 (en) * | 2014-08-20 | 2016-02-25 | Vestas Wind Systems A/S | Improvements relating to wind turbine blade manufacture |
| US20160102652A1 (en) * | 2014-10-09 | 2016-04-14 | Michael Zuteck | Strain isolated attachment for one-piece wind turbine rotor hub |
| CN107856316A (en) * | 2017-12-08 | 2018-03-30 | 吉林重通成飞新材料股份公司 | Blade web adhering method and blade web adjustment die method |
| EP3469212A1 (en) * | 2016-06-08 | 2019-04-17 | Wobben Properties GmbH | Rotor for a wind turbine, rotor blade for a wind turbine, sleeve, and method for assembling a rotor |
| CN111037807A (en) * | 2019-11-28 | 2020-04-21 | 上海华宜风电模具有限公司 | Manufacturing method of adjustable trial movable flange of wind power blade web plate die |
| CN210362089U (en) * | 2019-08-09 | 2020-04-21 | 连云港双菱风电设备科技有限公司 | Base part for a male mould of a wind turbine blade |
| CN212928056U (en) * | 2020-07-09 | 2021-04-09 | 天津中车风电叶片工程有限公司 | Windmill blade male die replacement plate |
| US20210283865A1 (en) * | 2018-11-30 | 2021-09-16 | Tpi Technology Inc. | Method for producing a rotor blade root half and a manufacturing mould therefor |
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2020
- 2020-07-09 CN CN202010658754.1A patent/CN111878302B/en active Active
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| CN111878302B (en) | 2024-02-20 |
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