CN204449947U - A kind of wind turbine blade root hole drilling positioning fixture - Google Patents

A kind of wind turbine blade root hole drilling positioning fixture Download PDF

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Publication number
CN204449947U
CN204449947U CN201520070266.3U CN201520070266U CN204449947U CN 204449947 U CN204449947 U CN 204449947U CN 201520070266 U CN201520070266 U CN 201520070266U CN 204449947 U CN204449947 U CN 204449947U
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CN
China
Prior art keywords
installing plate
square
hole
elongated hole
wind turbine
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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.)
Expired - Fee Related
Application number
CN201520070266.3U
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Chinese (zh)
Inventor
张春辉
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.)
TPI Wind Blade Dafeng Co Ltd
Original Assignee
TPI Wind Blade Dafeng Co Ltd
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 TPI Wind Blade Dafeng Co Ltd filed Critical TPI Wind Blade Dafeng Co Ltd
Priority to CN201520070266.3U priority Critical patent/CN204449947U/en
Application granted granted Critical
Publication of CN204449947U publication Critical patent/CN204449947U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of wind turbine blade root hole drilling positioning fixture, comprise the fixed mount vertically arranged, fixed mount upper end establishes rectangular retaining plate and installing hole is offered at the two ends of fixed head, the outside level of fixed head lays installing plate, elongated hole is offered at the two ends of installing plate, the position of elongated hole and the position one_to_one corresponding of installing hole, be bolted between fixed head and installing plate, bolt mates with elongated hole; Also comprise L-square, the vertical component effect of L-square is arranged on outside installing plate, and horizontal part is perpendicular to outside installing plate; Also comprise the scale vertically arranged, scale upper end edge horizontal direction is bent into tooth profile slice, and tooth profile slice is parallel to the horizontal part of L-square; Blade can be put on drilling machine support by the utility model fast and accurately, substantially reduces working time when using horizon rule and decreases position error superposition, reducing the wastage and while percent defective, improve the efficiency of boring work.

Description

A kind of wind turbine blade root hole drilling positioning fixture
Technical field
The utility model belongs to wind power blade manufacturing technology field, particularly a kind of wind turbine blade root hole drilling positioning fixture and localization method thereof.
Background technology
At present, global energy is increasingly exhausted, and the exploitation of regenerative resource is extremely urgent, and wind power generation is as the renewable energy technologies of current comparative maturity, be developed rapidly in countries in the world, therefore, the manufacturing industry of this wind power blade is also just in Rapid development stage; In actual production process, the material of wind power blade adopts glass fiber reinforced plastics composite material, engineering plastics and shape etc. several mostly, and wherein because fiberglass has lightweight, high strength and the characteristic such as corrosion-resistant, then fiberglass wind power blade is able to a large amount of application.
Fiberglass wind power blade is the critical component of wind power equipment, and its manufacturing cost accounts for the 15%-20% of blower fan totle drilling cost; Fiberglass wind power blade has an operation root boring in manufacturing process, and this boring is the key connecting blade and blower fan, in the fabrication process, needs to bore 54 or 64 axis and radial hole at root of blade; Traditional drilling and positioning method adopts traveling crane to get blade to be placed on optional position on drilling bracket, then the spue line center line that to align the horizon rule being about 2 meters leading edge and trailing edge is respectively used, and then reading angular numerical value, then according to this numerical value adjustment drilling machine initial angle angle value.
But the human error that causes due to operating personnel's level when reading angular numerical value of the method is too large and the error of horizon rule itself, and also control by artificial cutting and matched moulds gap equal error while manufacture vane mold matching line, when adjustment machine start angle, easy mistuning becomes in the other direction sometimes in addition, thus cause boring bad, serious words directly cause scrapping this blade, cause serious economic loss.
Utility model content
Technical problem to be solved in the utility model is, overcome the shortcoming of prior art, a kind of wind turbine blade root hole drilling positioning fixture is provided, blade can be put into fast and accurately on drilling machine support, substantially reduce working time when using horizon rule and decrease position error superposition, reducing the wastage and while percent defective, improve the efficiency of boring work.
In order to solve above technical problem, the utility model provides a kind of wind turbine blade root hole drilling positioning fixture, comprise the fixed mount vertically arranged, one side horizontal of fixed mount upper end be provided with rectangular retaining plate and the two ends of fixed head respectively symmetry offer installing hole, the outside of fixed head also level is equipped with installing plate, the two ends symmetrical elongated hole offering horizontal direction respectively of installing plate, the position of elongated hole and the position one_to_one corresponding of installing hole, by being fixed through the bolt of installing hole and elongated hole between fixed head and installing plate, Bolt sizes and elongated hole width vertically matches, namely installing plate can move left and right in the horizontal direction,
Also comprise L-square, on the lateral surface that the vertical component effect of L-square is arranged on installing plate and its horizontal part perpendicular to the lateral surface of installing plate, the vertical position of L-square is on the center line of lateral surface;
Also comprise the scale be vertically arranged on L-square horizontal part, scale is parallel to the vertical component effect of L-square and its upper end is bent to form tooth profile slice in the horizontal direction, and tooth profile slice is parallel to the horizontal part of L-square.
The root hole drilling positioning fixture of the utility model design, between fixed head with installing plate, one side adopts the bolt of elongated hole to be connected, and after L-square structure is fixing, can carry out right position fine setting by elongated hole, improves the accuracy of location; Establish tooth profile slice in scale upper end, be separated by graduated scale with L-square, position can hold more multiple-blade, more can visualize when measuring alignment deviation, only needs several several tooth, does not need to relend and help third party's measuring instrument, saving work operation and cost.
The technical scheme that the utility model limits further is:
Aforementioned tooth profile slice thickness is vertically 0.5mm; Scale is 4Cr13 stainless steel or 8Cr16 stainless steel.
As a kind of preferred version, devising scale is herein the tooth profile slice that 0.5mm is thick, preferably this graduated scale is separated with positioning straight gusset, more multiple-blade can be adapted to, using the tooth profile slice of 0.5mm more can visualize when measuring alignment deviation, only needing several several tooth can not need to relend and help third party's measuring instrument.
The beneficial effects of the utility model are:
The root hole drilling positioning fixture of the utility model design, between fixed head with installing plate, one side adopts the bolt of elongated hole to be connected, and after L-square structure is fixing, can carry out right position fine setting by elongated hole, improves the accuracy of location; Establish tooth profile slice in scale upper end, be separated by graduated scale with L-square, position can hold more multiple-blade, more can visualize when measuring alignment deviation, only needs several several tooth, does not need to relend and help third party's measuring instrument, saving work operation and cost.
To sum up, the utility model root of blade hole drilling positioning fixture can be quick by blade, accurately put on drilling machine support, working time when using horizon rule before substantially reducing and decrease position error superposition, thus improve the production efficiency of boring.
Accompanying drawing explanation
The installation site schematic diagram of the wind turbine blade root hole drilling positioning fixture of Fig. 1 designed by the utility model;
The structural representation of the wind turbine blade root hole drilling positioning fixture of Fig. 2 designed by the utility model;
Fig. 3 is schematic diagram when utilizing wind turbine blade root hole drilling positioning fixture to position operation;
Wherein, 1-positioning tool, 2-gripper shoe, 3-bracing frame, 4-guide rail, 5-wind electricity blade, 101-scale, 102-L-square, 103-installing plate, 104-bolt, 105-fixed head, 106-fixed mount.
Detailed description of the invention
The present embodiment provides a kind of wind turbine blade root hole drilling positioning fixture, structure as shown in Figure 2, comprise the fixed mount 106 vertically arranged, one side horizontal of fixed mount 106 upper end be provided with rectangular retaining plate 105 and the two ends of fixed head 105 respectively symmetry offer installing hole, the outside of fixed head 105 also level is equipped with installing plate 103, the two ends symmetrical elongated hole offering horizontal direction respectively of installing plate 103, the position of elongated hole and the position one_to_one corresponding of installing hole, by being fixed through the bolt of installing hole and elongated hole between fixed head 105 and installing plate 103, Bolt sizes and elongated hole width vertically matches, namely installing plate 103 can move left and right in the horizontal direction,
Also comprise L-square 102, on the lateral surface that the vertical component effect of L-square 102 is arranged on installing plate 103 and its horizontal part perpendicular to the lateral surface of installing plate 103, the vertical position of L-square 102 is on the center line of lateral surface;
Also comprise the scale 101 be vertically arranged on L-square 102 horizontal part, scale 101 is parallel to the vertical component effect of L-square 102 and its upper end is bent to form tooth profile slice in the horizontal direction, and tooth profile slice is parallel to the horizontal part of L-square 102.
Aforementioned tooth profile slice thickness is vertically 0.5mm; Scale 101 is 4Cr13 stainless steel; As a kind of preferred version, devising scale is herein the tooth profile slice that 0.5mm is thick, preferably this graduated scale is separated with positioning straight gusset, more multiple-blade can be adapted to, using the tooth profile slice of 0.5mm more can visualize when measuring alignment deviation, only needing several several tooth can not need to relend and help third party's measuring instrument.
The root hole drilling positioning fixture of the present embodiment design, between fixed head with installing plate, one side adopts the bolt of elongated hole to be connected, and after L-square structure is fixing, can carry out right position fine setting by elongated hole, improves the accuracy of location; Establish tooth profile slice in scale upper end, be separated by graduated scale with L-square, position can hold more multiple-blade, more can visualize when measuring alignment deviation, only needs several several tooth, does not need to relend and help third party's measuring instrument, saving work operation and cost.
The specific works principle of the present embodiment as shown in Figure 3, comprises following concrete steps:
A: utilize the root of monitoring FARO laser tracker in advance in wind electricity blade wind electricity blade housing mould to carve 2 meters of cross mark lines;
B: gripper shoe 2 is vertically arranged on bracing frame 3, form bracing frame 3 side supporting surface, guide rail 4 level is laid and it is perpendicular to gripper shoe 2, the bottom surface of bracing frame 3 offers the groove mated with guide rail 4, bracing frame 3 can be moved along the length direction of guide rail 4;
C: on ground center line hole drilling positioning fixture being vertically arranged on bracing frame 3 and central axis in gripper shoe 2, the distance between hole drilling positioning fixture and gripper shoe 2 utilizes monitoring FARO laser tracker to regulate according to the position of 2 of wind electricity blade in steps A 5 meters of cross mark lines;
D: use traveling crane to get wind electricity blade 5 and put on bracing frame 3, extrados and the gripper shoe 2 upper shed arc-shaped notch upwards of wind electricity blade 5 fit, and keyhole positioning tool aligns with 2 meters of cross mark lines of wind turbine blade root;
E: utilize thermoacoustic prime engine wind turbine blade root rotary fine adjustment, guarantees that hole drilling positioning fixture and wind turbine blade root 2 meters of cross mark line deviations are in claimed range;
F: utilize bandage to fix wind electricity blade 5, namely completes the location of wind turbine blade root boring.
Above embodiment is only and technological thought of the present utility model is described; protection domain of the present utility model can not be limited with this; every technological thought according to the utility model proposes, any change that technical scheme basis is done, all falls within the utility model protection domain.

Claims (3)

1. a wind turbine blade root hole drilling positioning fixture, comprises the fixed mount (106) vertically arranged, it is characterized in that:
One side horizontal of described fixed mount (106) upper end be provided with rectangular retaining plate (105) and the two ends of described fixed head (105) respectively symmetry offer installing hole, the outside of described fixed head (105) also level is equipped with installing plate (103), the two ends symmetrical elongated hole offering horizontal direction respectively of described installing plate (103), the position of described elongated hole and the position one_to_one corresponding of described installing hole, by being fixed through the bolt of described installing hole and elongated hole between described fixed head (105) and installing plate (103), described Bolt sizes and described elongated hole width vertically match, namely described installing plate (103) can move left and right in the horizontal direction,
Also comprise L-square (102), on the lateral surface that the vertical component effect of described L-square (102) is arranged on described installing plate (103) and its horizontal part perpendicular to the lateral surface of described installing plate (103), the vertical position of described L-square (102) is on the center line of described lateral surface;
Also comprise the scale (101) be vertically arranged on described L-square (102) horizontal part, described scale (101) is parallel to the vertical component effect of described L-square (102) and its upper end is bent to form tooth profile slice in the horizontal direction, and described tooth profile slice is parallel to the horizontal part of described L-square (102).
2. wind turbine blade root hole drilling positioning fixture according to claim 1, is characterized in that, described tooth profile slice thickness is vertically 0.5mm.
3. wind turbine blade root hole drilling positioning fixture according to claim 1, is characterized in that, described scale (101) is 4Cr13 stainless steel or 8Cr16 stainless steel.
CN201520070266.3U 2015-01-30 2015-01-30 A kind of wind turbine blade root hole drilling positioning fixture Expired - Fee Related CN204449947U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520070266.3U CN204449947U (en) 2015-01-30 2015-01-30 A kind of wind turbine blade root hole drilling positioning fixture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520070266.3U CN204449947U (en) 2015-01-30 2015-01-30 A kind of wind turbine blade root hole drilling positioning fixture

Publications (1)

Publication Number Publication Date
CN204449947U true CN204449947U (en) 2015-07-08

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Country Status (1)

Country Link
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104589093A (en) * 2015-01-30 2015-05-06 迪皮埃风电叶片大丰有限公司 Root drilling and positioning tool for wind power blades and positioning method thereof
US11167507B2 (en) 2018-03-16 2021-11-09 General Electric Company Method for manufacturing a wind turbine rotor blade root assembly

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104589093A (en) * 2015-01-30 2015-05-06 迪皮埃风电叶片大丰有限公司 Root drilling and positioning tool for wind power blades and positioning method thereof
CN104589093B (en) * 2015-01-30 2017-01-18 迪皮埃风电叶片大丰有限公司 Positioning method of root drilling and positioning tool for wind power blades
US11167507B2 (en) 2018-03-16 2021-11-09 General Electric Company Method for manufacturing a wind turbine rotor blade root assembly

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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

Granted publication date: 20150708

Termination date: 20220130

CF01 Termination of patent right due to non-payment of annual fee