The positional punch tooling of root lighting proof strip for blade
Technical field
The utility model is related to field of wind power equipment, the more particularly to positional punches of a kind of root lighting proof strip for blade
Tooling.
Background technology
Along with the development of New Energy Industry, most of wind-driven generators use big megawatt wind-power blade and demand
Amount increases rapidly.And Wind turbines are generally arranged at the powerful area of wind-force, and it is positioned above the commanding elevation of surrounding area,
In the case where surrounding lacks other tall and big objects, wind electricity blade is easier to be struck by lightning.Therefore, wind electricity blade is often equipped with
Lighting proof strip.Root of blade just has the axial threaded hole positioned at end face during fabrication, and by the radial screw bore of proximal end face, this
A little axial references that lighting proof strip punching positioning is typically served to radial screw bore act on.When need in blade close to the place of root
When opening up the through-hole needed for installation lighting proof strip, generally by referring to axially and radially threaded hole, determined in a manner of artificial crossed
The position of position punching, drilling precision is relatively low, and working efficiency is relatively low.
Utility model content
The technical problems to be solved in the utility model be in order to overcome the prior art because using be positioned manually due to cause beat
Hole precision is relatively low and the lower defect of working efficiency, provides a kind of positional punch tooling of the root lighting proof strip for blade.
The utility model is to solve above-mentioned technical problem by following technical proposals:
A kind of positional punch tooling of root lighting proof strip for blade comprising:
At least two positioning pins;
Lighting proof strip positioning plate, the lighting proof strip positioning plate include the axially position plate being mutually connected vertically and radial positioning
Plate, the axially position plate are equipped at least one first through hole, and the radial positioning plate is equipped at least one second through-hole;With
Drill bush component;The drill bush component is inserted and fixed for drill bit in the radial positioning plate;
Wherein, at least one positioning pin is inserted in the first through hole, and at least one positioning pin is inserted in institute
State the second through-hole.
Preferably, the quantity of the first through hole is two, the quantity of second through-hole is two, the positioning pin
Quantity is four, and the center of two first through hole and the line of centres of two second through-holes constitute a rectangle plane.
By using four positioning pins, two positioning pins are set to first through hole, and two positioning pins are set to the second through-hole so that
When punching positioning, the positional punch tooling for root lighting proof strip can be firmly mounted to blade root, further increase
Positioning accuracy.The center of two first through hole and the line of centres of two the second through-holes constitute a rectangle plane, are kept away with matching
The position of intrinsic axial threaded hole and radial screw bore, further improves positioning accuracy on thunder band.
Preferably, the positional punch tooling for root lighting proof strip further includes at least one handle, the handle is solid
Due to the radial positioning plate.
By the way that handle is arranged so that the installation of the positional punch tooling for root lighting proof strip and movement are more convenient.
Preferably, two handles are respectively arranged on the both ends of the radial positioning plate.
By being arranged handle at the both ends of radial positioning plate so that the mobile positional punch tooling for root lighting proof strip
It is more effortless, further facilitate the installation and movement of the positional punch tooling for root lighting proof strip.
Preferably, the radial positioning plate face is a curved surface to the one side of root lighting proof strip, the curved surface is inwardly recessed.
By the way that radial positioning plate face is shaped to curved surface on one side to root lighting proof strip, which is inwardly recessed, and makes the song
Face can exactly match the shape on blade root surface, and when to position, the positional punch tooling for root lighting proof strip can
More securely it is installed on blade root.
Preferably, the positioning pin is an expansion bolt, the top of the positioning pin is equipped with handwheel.
By the way that handwheel is arranged at the top of expansion bolt so that the use of expansion bolt is more easy.
Preferably, the drill bush component includes pedestal and drill bushing holder, pedestal is equipped with mounting portion, the mounting portion perforation
Two opposite surfaces of the pedestal, drill bushing holder are removable installed in the mounting portion, and the drill bushing holder includes solid
Determine portion and hole set setting unit, the hole set setting unit is set to the center of the fixed part, and the hole set setting unit is equipped with third
Through-hole, the third through-hole deviate the center of the fixed part.
By the way that third through-hole is deviateed fixed part setting so that drill bushing holder can be after rotating 180 degree, third through-hole energy
It is enough to rotate 180 degree around the center of fixed part, so that punch position changes, without changing for root lighting proof strip
The position of positional punch tooling so that punching is more convenient, further improves working efficiency.
On the basis of common knowledge of the art, above-mentioned each optimum condition, can arbitrarily combine to get the utility model respectively compared with
Good example.
The positive effect of the utility model is:
It is logical by being arranged at least one first on relative to axially position plate connected vertically and radial positioning plate respectively
Hole and at least one second through-hole so that the positional punch tooling for root lighting proof strip can be with radial and axial two-way side
Formula is mounted on blade root.Positional punch is realized by the drill bush component being fixed on radial positioning plate again, without manually drawing
Line determines punch position one by one, and the installation site for only needing to change positional punch tooling for root lighting proof strip i.e. replaceable is beaten
Hole site substantially increases drilling precision and working efficiency.
Description of the drawings
Fig. 1 is according to the vertical of the positional punch tooling of the root lighting proof strip for blade of an embodiment of the utility model
Body structural schematic diagram, wherein positioning pin is not inserted into through-hole.
Fig. 2 is according to the vertical of the positional punch tooling of the root lighting proof strip for blade of an embodiment of the utility model
Body structural schematic diagram.
Fig. 3 be according to the embodiment of the utility model from bottom when for blade root lighting proof strip positioning
The dimensional structure diagram of punching tooling.
Fig. 4 is the decomposition texture schematic diagram according to the drill bush component of an embodiment of the utility model.
Reference sign
Lighting proof strip positioning plate 1
Axially position plate 11, first through hole 111
Radial positioning plate 12
Second through-hole 121
Top surface 122, handle 1221
Bottom surface 123, protrusion 1231
Hollow-out parts 124
Slot 125
Positioning pin 2, handwheel 21
Drill bush component 3
Pedestal 31,
Mounting portion 311, support shaft 312, bolt 313, ear shape nut 314
Drill bushing holder 32
Fixed part 321, groove 3211
Hole covers setting unit 322, third through-hole 3221
Hole set 33
Fixing bolt 34
Specific implementation mode
The utility model is further illustrated below by the mode of embodiment, but is not therefore limited in the utility model
Among the embodiment described range.
As shown in Figs. 1-2, the positional punch tooling for the root lighting proof strip of blade includes:Lighting proof strip positioning plate 1, positioning
Pin 2 and drill bush component 3.Lighting proof strip positioning plate 1 includes the axially position plate 11 being mutually connected vertically and radial positioning plate 12.It is axial
Positioning plate 11 is equipped with first through hole 111, and radial positioning plate 12 is equipped with the second through-hole 121, and positioning pin 2 is inserted in first through hole
111 and second through-hole 121.Drill bush component 3 is fixed on one end of the separate axially position plate 11 of radial positioning plate 12, drill bush component
3 are used for the insertion of drill bit.First through hole 111 and the quantity of the second through-hole 121 can be determined according to the size of lighting proof strip positioning plate 1
It is fixed, as long as ensureing that at least one first through hole 111 is set to axially position plate 11 and at least one second through-hole 121 is set to diameter
To on positioning plate 12.In use, ensureing that at least one positioning pin 2 is inserted in first through hole 111 and at least one positioning
Pin 2 is inserted in the second through-hole 121 so that the positional punch tooling for root lighting proof strip can be with radial and axial two-way side
Formula is mounted on blade root.Positional punch is realized by drill bush component 3 again, punching position is determined one by one without artificial crossed
It sets, only needs to change the i.e. replaceable punch position of installation site of the positional punch tooling for root lighting proof strip, substantially increase
Drilling precision and working efficiency.
Positioning pin 2 is expansion bolt, by the way that handwheel 21 is arranged at the top of expansion bolt so that the use of positioning pin 2 is more
For simplicity.
In the present embodiment, the quantity for the first through hole 111 being set on axially position plate 11 is two, is set to radial positioning
The quantity of the second through-hole 121 on plate 12 is two, the center at the center of two first through hole 111 and two the second through-holes 121
Line constitutes a rectangle plane.When punching positioning, existing radial direction screw thread on the lighting proof strip of root can be agreed with using the structure
The layout in hole and axial threaded hole, blade root can be firmly mounted to by being used in the positional punch tooling of root lighting proof strip,
So as to avoid the shaking of the tooling, while also further improving positioning accuracy.
Hollow-out parts 124 can be equipped on radial positioning plate 12, the positioning for mitigating the root lighting proof strip for blade is beaten
The weight of hole tool.In the present embodiment, the quantity of hollow-out parts 124 is four.In other alternative embodiments, hollow-out parts
124 quantity can be one or more, as long as in the case where not influencing the mechanical performance of radial positioning plate 12, using to the greatest extent
Hollow-out parts 124 more than possible, reduce to maximizing the weight of the tooling, have further facilitated the movement and installation of the tooling.
For convenience of explanation, using radial positioning plate 12 when mounted towards the one side of root lighting proof strip as bottom surface 123, with
The opposite one side in bottom surface 123 is then top surface 122.
In the present embodiment, further include two handles 1221 for the positional punch tooling of root lighting proof strip, by pushing up
Handle 1221 is arranged in face 122 so that the installation of the positional punch tooling for root lighting proof strip and movement are more convenient.Two one or two
Hand 1221 is individually fixed in the both ends of radial positioning plate 12, by the way that handle 1221 is separately positioned on the two of radial positioning plate 12
End so that it is more laborsaving in the mobile positional punch tooling for being used for root lighting proof strip, it has further facilitated lightning-arrest for root
The installation and movement of the positional punch tooling of band.In other alternative embodiments, the quantity of handle 1221 can be one or
More than one, specific quantity depend on for root lighting proof strip positional punch tooling radial positioning plate 12 size and
Weight.
In addition, as shown in figure 3, the bottom surface 123 of radial positioning plate 12 can be shaped to curved surface, which is inwardly recessed, and makes this
Curved surface can exactly match the circular shape on blade root surface, when to position, be used for the positional punch of root lighting proof strip
Tooling can more securely be installed on root lighting proof strip.In the present embodiment, as shown in figure 3, on bottom surface 123 and far from axial
One end of positioning plate 11 is set there are two protrusion 1231, and two protrusions 1231 are respectively arranged on the both sides of drill bush component 3, and
Set that there are one protrusions 1231 on bottom surface 123 and close to one end of axially position plate 11.Protrusion 1231 is shaped to song on one side
Face, and the curved surface is inwardly recessed.Using such structure, enable to the positional punch tooling for root lighting proof strip that can paste
Hing straps root.
In other alternative embodiments, the bottom surface 123 of entire radial positioning plate 12 can be shaped to curved surface.Alternatively,
Two or more protrusions 1231 are arranged in the bottom surface 123 of radial positioning plate 12, and at least one protrusion 1231 is set to and leans on
Paraxial one end to positioning plate 11, and at least one protrusion 1231 is disposed far from one end of axially position plate 11, to use
It can be firmly mounted to blade root in the positional punch tooling of root lighting proof strip, without generating shaking.Protrusion 1231
Quantity can be determined according to the size of radial positioning plate 12.
In addition, as shown in Figs 1-4, drill bush component 3 may include pedestal 31 and drill bushing holder 32, and installation can be equipped on pedestal 31
Portion 311, mounting portion 311 penetrate through two opposite surfaces of pedestal 31, and drill bushing holder 32 is removable installed in mounting portion 311,
Drill bushing holder 32 includes fixed part 321 and hole covers setting unit 322, and hole covers the center that setting unit 322 is set to fixed part 321, hole set
Setting unit 322 is equipped with third through-hole 3221, and third through-hole 3221 deviates the center of fixed part 321.
In the present embodiment, the both ends of pedestal 31 are equipped with support shaft 312, and bolt 313 is articulated in support shaft 312.Installation is bored
When covering component 3, pedestal 31 is fixed on to one end of the separate axially position plate 11 of the top surface 122 of radial positioning plate 12, drill bushing branch
Frame 32 is positioned over the mounting portion 311 to match with its shape.The both ends of the fixed part 321 of drill bushing holder 32 are equipped with groove 3211, rotation
Turn bolt 313, so that bolt 313 is embedded at groove 3211, bolt 313 can protrude from fixed part 321, then pass through ear shape nut
314 make drill bushing holder 32 be anchored on pedestal 31.Hole set 33 can be inserted in hole set setting unit 322, to play protection drill bush component 3
The shape of effect, the top of hole set 33 is the circle with a kerf, and fixing bolt 34 is set to the notch, to prevent 33 rotation of hole set
Turn.
The shape that hole covers setting unit 322 is one round, opposite two of the central part perforation pedestal 31 of mounting portion 311
Surface, and its shape and size are identical as hole set setting unit 322, radial positioning plate 12 is equipped with and is right against mounting portion 311
Slot 125.
By the way that the deviation fixed part 321 of third through-hole 3221 is arranged so that drill bushing holder 32 can be in rotation 180 degree installation
Afterwards, third through-hole 3221 can rotate 180 degree around the center of fixed part 321, so that punch position changes, but be not necessarily to
Change the position of the positional punch tooling for root lighting proof strip so that punching is more convenient, further improves working efficiency.
In other alternative embodiments, the connection type of drill bushing holder 32 and pedestal 31 can be other forms, for example,
Be threaded hole at the both ends of pedestal 31, the both ends of drill bushing holder 32 be equipped with to threaded hole, and be bolted.
In other alternative embodiments, it can be other shapes, example that hole, which covers setting unit 322 and the shape of mounting portion 311,
Such as ellipse or square.As long as ensureing the third through-hole 3221 of eccentric setting after rotating 180 degree, the drill bit energy of punch device
It is enough to be inserted into from hole set 33 and protrude from slot 125.
Although the foregoing describe specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
This is merely illustrative of, and the scope of protection of the utility model is defined by the appended claims.Those skilled in the art
Under the premise of without departing substantially from the principles of the present invention and essence, many changes and modifications may be made,
But these change and modification each fall within the scope of protection of the utility model.