CN109016273A - Metal adhesive angle tooling - Google Patents
Metal adhesive angle tooling Download PDFInfo
- Publication number
- CN109016273A CN109016273A CN201810803519.1A CN201810803519A CN109016273A CN 109016273 A CN109016273 A CN 109016273A CN 201810803519 A CN201810803519 A CN 201810803519A CN 109016273 A CN109016273 A CN 109016273A
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- CN
- China
- Prior art keywords
- metal adhesive
- angle
- tooling
- metal
- adhesive angle
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/30—Mounting, exchanging or centering
- B29C33/305—Mounting of moulds or mould support plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
- B29C33/3842—Manufacturing moulds, e.g. shaping the mould surface by machining
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/08—Blades for rotors, stators, fans, turbines or the like, e.g. screw propellers
- B29L2031/082—Blades, e.g. for helicopters
- B29L2031/085—Wind turbine blades
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses a kind of metal adhesive angle toolings, it includes: die-filling piece of several metal adhesive angles, die-filling piece of the metal adhesive angle is hollow cavity body structure, which includes the contact surface one being bonded with master mold leading edge terrace with edge flange, is used for positioning bonding angle elevation angles；The contact surface two being bonded with terrace with edge, to positioning bonding angle chordwise location；And the end face of two sides is comprised in addition with the surface three of type with edge inner cavity corresponding position in face of PS.The present invention replaces glass steel material by metal material, inherently avoids the influence of deformation and oxidation that glass reinforced plastic is generated due to high temperature to bonding angle.And by hollow cavity body structure, intensity is increased, weight is alleviated.
Description
Technical field
The present invention relates to wind electricity blade manufacturing field, espespecially a kind of metal adhesive angle tooling.
Background technique
At present in wind electricity blade, the process for making of bonding angle tooling is the following two kinds in epoxy resin blade: 1,
CNC processes formpiston form；2, it is perfused with covering integral vacuum；That is it is all made of glass reinforced plastic bonding angle tooling.
Wherein, the step of method 1 is following (by taking 85 DEG C of ≈ of glass reinforced plastic bonding angle tooling Tg as an example):
1 bonding angle laying；2 bonding angles are integrally perfused；The face 3SS bonding angle tooling form；The face 4PS bonding angle tooling
Form；5 bonding angle toolings bonding, reinforcement；The solidification of 6 bonding angle toolings, demoulding.
There are following problems for above-mentioned glass reinforced plastic bonding angle tooling:
1) bonding angle tooling is constantly heated with blade production, is pressurized, and the maximum temperature in solidification process is close to even more than
The Tg of bonding angle tooling, glass reinforced plastic bonding angle tooling is easily-deformable, the service life is short.
2) glass reinforced plastic bonding angle tooling deformation brings the unstable of size, forms rubber thickness asymmetry, easily occurs
Anti- mould, glue-line are blocked up or even the defects of local hungry area occur.
In view of this, this field is strong for the demand of high quality bonding angle tooling at present.
Summary of the invention
In view of this, present invention is primarily aimed at a kind of metal adhesive angle is provided to replace existing glass reinforced plastic bonding angle,
The influence of deformation and oxidation to bonding angle to inherently avoid glass reinforced plastic from generating due to high temperature.Secondly purpose is to mention
Whole weight can be mitigated to greatest extent, under conditions of guaranteeing subnormal ambient strength demand for a kind of to increase employee couple
The bonding angle tooling of the operability of tooling.Its another mesh it is to provide that a kind of quality is reliable and stable, and the service life is long,
The mature easy bonding angle tooling with high accuracy of manufacture craft, and opposite can reduce cost.
To achieve the above object, the present invention provides a kind of metal adhesive angle toolings, and it includes several metal adhesive angles dresses
Module,
Die-filling piece of the metal adhesive angle is hollow cavity body structure, which includes and main mould
Have the contact surface one of leading edge terrace with edge flange fitting, is used for positioning bonding angle elevation angles；The contact surface two being bonded with terrace with edge is used
With positioning bonding angle chordwise location；And two sides are comprised in addition with the surface three of type with edge inner cavity corresponding position in face of PS
End face.
Wherein preferably, being provided with one between contact surface one and the other end being connected with contact surface two on surface three
Sealing surface is to enhance integral strength.
Wherein preferably, having additional several filling plate supports in the cavity structure: i.e. in the metal frock module
Interior addition has several liner plates, and several liner plates are set in distance inside the tooling of metal adhesive angle, and shape face is the same as metal tooling two side ends
Face.
Wherein preferably, a bending and molding is integrally used with master mold and edge contact face, to avoid welding defect pair
The production of bonding angle influences.
Wherein preferably, the metal adhesive angle tooling is to be made of stamping technique.
Wherein preferably, the metal adhesive angle frock module is the cavity body structure of metal using CAM and CAD design,
So as to greatly reduce actual workload.
Wherein preferably, each metal adhesive angle frock module length be set as be less than or equal to 1 meter, so as to reach weight compared with
Gently, energy one man operation, it is easy to use, improve the purpose of working efficiency.
Wherein preferably, the metal tooling uses carbon steel or 1.35mm thickness Q195 board making.Fill plate branch
Support, one piece of gross weight 5.5kg/m.
Wherein preferably, when die-filling piece of installation in the metal adhesive angle be glass reinforced plastic locating piece is replaced using positioning pin, wherein
Location hole is to beat to be placed with positioning pin lasso on the flange of mold, and in punch position, after the completion of metal tooling is put, institute
Positioning pin is stated to insert in the hole.
By above-mentioned technical proposal, main beneficial effect of the invention is:
1. replacing glass steel material by metal material, the deformation that glass reinforced plastic is generated due to high temperature is inherently avoided
Influence with oxidation to bonding angle.
2. metal adhesive angle passes through the simulation analysis of structure and mechanics, under conditions of guaranteeing subnormal ambient strength demand,
Whole weight is alleviated to greatest extent, increases employee to the operability of tooling.
3. metal adhesive angle tooling increases dowel device for the step quality problems for avoiding bonding angle common, enhance
The reliability and quality of bonding angle.
4. metal adhesive angle tooling compares under the premise of glass reinforced plastic bonding angle tooling stable and reliable quality, the service life compares glass
Glass steel extends, and relatively reduces cost.
5. 1.35mm thickness Q195 plate can be used in metal tooling, filling plate support is increased, metal of the invention is viscous
One piece of gross weight 5.5kg/m of angle tooling is met, it is more excellent than existing glass reinforced plastic tooling material weight.
6. angle modulation bending, light die press welding procedure can be used in the metal adhesive angle tooling, with guarantee with blade with
Row degree.
Detailed description of the invention
Fig. 1 is stereoscopic schematic diagram on the inside of the metal adhesive angle tooling of a specific embodiment of the invention.
Fig. 2 is stereoscopic schematic diagram on the outside of the metal adhesive angle tooling of a specific embodiment of the invention.
Glass reinforced plastic bonding angle tooling, locating piece, the mold assembling schematic diagram of Fig. 3 prior art.
Metal adhesive angle tooling Fig. 4 of the invention, positioning pin, location hole set, mold assembling schematic diagram.
Comparison diagram after Fig. 5 prior art and bonding angle tooling of the invention assembly.
Fig. 6 is positioning pin and its lantern ring schematic diagram.
Fig. 7 bonding angle experimental site schematic diagram.
Fig. 8 a- Fig. 8 f plasticine each position data comparison figure.
The data statistics situation of Fig. 9 a- Fig. 9 f Fig. 8 forms CPK situation map.
Figure 10 is SI56.8-HD-C-16-035 to SI56.8-HD-C-17-055 defect statistics chart.
Main appended drawing reference explanation:
1 contact surface, one 2 contact surface two；
3 surface, 34 end face；
5 glass reinforced plastic bonding angle tooling, 6 cemented in place block；
7 blade mold, 8 metal adhesive angle tooling；
9 positioning pin, 10 location hole set.
Specific embodiment
In view of existing glass reinforced plastic bonding angle tooling there are the problem of, the present invention reselects material, it is contemplated that adds
Work is convenient and intensity is high, becomes an important directions with metal substitute, through many experiments and analysis specific embodiments of the present invention
Using plasticity and good toughness, heat-treatable strengthened, pressure processing and good, the cheap carbon steel of machining property.
Since the metal material of use is easy to process, intensity is high, thus inventor does existing bonding angle tool structure
It improves, original integrally formed glass reinforced plastic bonding angle tooling is improved to sectional forming.
In this embodiment, be by taking SI56.8 model as an example, by collect glass reinforced plastic data, formed 3D model, and
Can obtain to the 3D model analysis: the pre- maximum pre-bending of bonding angle tooling reaches 1233.5mm, every meter of radius of curvature variation≤52mm, because
This, has selected stamping technique in this embodiment, simple process, and can meet demand；
As the metal adhesive angle tooling inside stereoscopic schematic diagram of Fig. 1 specific embodiment of the invention, Fig. 2 present invention one have
On the outside of the metal adhesive angle tooling of body embodiment shown in stereoscopic schematic diagram, metal adhesive angle tooling of the invention includes several gold
Belong to bonding angle frock module, the thin board type structure with existing glass reinforced plastic bonding angle tooling, present invention employs hollow cavity knots
Structure, under identical compression strength, the stability of the cavity body structure is much better than thin plate steel skeleton structure, this structure is not reducing structure
The weight of tooling is greatly reduced under the premise of intensity, conducive to the operation of operating personnel.
As shown in Fig. 1 and 2, which includes the contact being bonded with master mold leading edge terrace with edge flange
Face 1 is used for positioning bonding angle elevation angles；The contact surface 22 being bonded with terrace with edge, to positioning bonding angle chordwise location；And
With edge inner cavity corresponding position in face of PS with the surface 33 of type, the end face 4 of two sides is additionally comprised.It is an option that contact surface
1 and the settable sealing surface of the other end that is connected with contact surface 22 of surface 33 to enhance integral strength.
In this embodiment, whole with master mold and edge contact face (contact surface 1, contact surface two and surface 3 3)
Body uses a bending and molding, influences to avoid welding defect on the production of bonding angle.
Due to the metal adhesive angle, frock module is the cavity body structure of metal, can be designed using CAM and CAD, so as to
Greatly reduce actual workload.
In this specific embodiment, each metal adhesive angle frock module be set as 1 meter one section, so as to reach weight compared with
Gently, can one man operation, it is easy to use, improve the purpose of working efficiency.
Intensity in order to further increase, mitigates weight, and the specific embodiment of the invention is further additionally arranged in cavity
Several filling plate supports: being added liner plate in metal tooling, and several liner plates can be inside the tooling of metal adhesive angle in interval
Setting, with metal tooling both sides of the face 4, the effect of the liner plate is exactly a kind of reinforcing rib in shape face, in this present embodiment formula at interval of
10cm does one, is welded in tooling inner mold chamber.
In this embodiment, which uses 1.35mm thickness Q195 plate, and filling plate supports, and one piece
Gross weight 5.5kg/m.
Meanwhile referring to Fig. 3-Fig. 5, the present invention is further improved the fixed form of bonding angle tooling, in traditional work
In skill, glass reinforced plastic bonding angle tooling fixation is to use several glass reinforced plastic locating pieces, is that positioning pin replaces original in this specific embodiment
First glass reinforced plastic locating piece, position are identical.Wherein location hole is beaten on the flange of mold, and is put into positioning pin in punch position
Lasso.The positioning pin lasso can increase structural strength, after the completion of tooling is put at metal adhesive angle, positioning pin is inserted into and is positioned
In hole and positioning pin lasso.Pass through positioning pin in metal adhesive angle tooling bottom insertion set pin sleeve collar aperture, so that metal
Bonding angle tooling is accurately positioned, the positioning pin and its ferrule arrangement as shown in fig. 6, preferably the ferrule arrangement upper surface by
Outer ring constitutes an inclined surface using the installation guiding incline as positioning pin to inner ring.
The use of the positioning pin, reduce as artificially position it is inaccurate caused by product defects, effectively control blade
Quality.
In use, being spliced into an entirety by several single piece of metal bonding angle toolings.
To verify effect of the invention, inventor has done trial closing data comparison:
Qualitative data analysis (56.8C): leading edge bonding angle plasticine data before and after the tooling use of metal adhesive angle are carried out
Comparison.This 3 blades of C028, C029, C030 are using glass reinforced plastic bonding angle tooling；This 3 blades of C044, C045, C046 are
Use metal adhesive angle tooling.Data comparison is carried out with this 2 groups of blades, is plasticine molding seam position respectively to 3 part of score
Set data comparison, the comparison of plasticine intermediate positional data, plasticine terminal position data comparison, position signals such as Fig. 7 at 3
It is shown.
Plasticine each position data comparison is shown in Fig. 8 a- Fig. 8 f.
It is as shown in Figure 9 that CPK situation is formed according to above data statistical conditions.
By the comparisons of data it can be concluded that
1) using after the tooling of metal adhesive angle, leading edge bonding angle each point data stabilization is in claimed range, and compared with before
Data variation section is smaller；
2) using after the tooling of metal adhesive angle, data registration is higher, and by SPC, analysis shows, stability is preferable；
3) resistance to compression of metal adhesive angle tooling and thermal stability are able to satisfy requirement；
4) bonding angle defects count counts after NCR data comparison:
Begin to use metal adhesive angle from SI56.8-HD-C-17-035 blade, is SI56.8-HD-C- referring to Figure 10
16-035 to SI56.8-HD-C-17-055 defect statistics (using glass reinforced plastic bonding angle tooling blade and use metal adhesive angle
Tooling blade is 21).
It is as follows according to above-mentioned analysis of statistical results data comparison conclusion:
1) anticol defect decreases, reduced rate 0.06%: metal adhesive angle tooling anticol phenomenon substantially without reduction,
In anticol position, glue amount is few；
2) starved defect decreases, reduced rate 83.3%: in conjunction with the 1st point, it can be seen that metal adhesive angle tooling anticol
Having no reduction, still starved reduced rate is very high, it was demonstrated that metal adhesive angle tooling is than glass reinforced plastic bonding angle tooling rubber bondline thickness
It is better, resistance to compression and thermal stability are good；
3) wrinkle defect decreases, reduced rate 55.5%: metal adhesive angle tooling is than glass reinforced plastic bonding angle tooling
Mold matching degree is preferable, and surface location is excessively smooth；
Other defect reduces, and reduced rate 100%, metal adhesive angle tooling is better than glass reinforced plastic bonding angle work in this regard
Dress.
Following table is the assessment comparison of Ji property:
Conclusion: as can be known from the above table, low with glass reinforced plastic bonding angle comparison cost input, input-output ratio: 1:5 is put into
25.2 ten thousand yuan of expenses, annual projected corporate can take in 1,200,000 yuan of benefit later.Metal adhesive angle tooling is viscous more than glass reinforced plastic
Angle tooling is connect with more cost advantage, metal tooling uses 1 year, just has cost advantage than glass reinforced plastic tooling.
And using after the tooling of metal adhesive angle, leading edge bonding angle each point data stabilization is in claimed range, and compared with it
Preceding data variation section is smaller；Data registration is higher, and by SPC, analysis shows, stability is preferable；Metal adhesive angle tooling
Resistance to compression and thermal stability be able to satisfy requirement；
Bonding angle defects count is decreased obviously after NCR data comparison.
To sum up, the today rapidly developed in material science, metal adhesive angle tooling of the invention have complied with the tide in epoch
Stream, takes full advantage of the characteristic of material, and apply CAM and CAD design, greatly reduces actual workload, shorten system
It is tested the period.The result at metal adhesive angle uses cavity type structure, under the premise of proof strength is, gets rid of " stupid big stupid
Epoch slightly " change tooling more lightly, facilitation, complete metal adhesive angle instead of glass reinforced plastic bonding angle in this project
Purpose, be specifically summarized as follows:
1) due to metal adhesive angle tooling be 1 meter one section, lighter in weight, can one man operation, it is easy to use, improve work
Make efficiency.
2) due to the use of positioning pin, reduce as artificially position it is inaccurate caused by product defects, effectively control leaf
The quality of piece
3) metal adhesive angle is more uniform compared with thickness rate, meets technique requirement.
4) live anticol starved phenomenon is effectively controlled.
Claims (9)
1. a kind of metal adhesive angle tooling, which is characterized in that it includes:
Die-filling piece of several metal adhesive angles, die-filling piece of the metal adhesive angle are hollow cavity body structure, the metal adhesive angle work
The die-filling piece of contact surface one comprising being bonded with master mold leading edge terrace with edge flange, is used for positioning bonding angle elevation angles；It is pasted with terrace with edge
The contact surface two of conjunction, to positioning bonding angle chordwise location；And with edge inner cavity corresponding position in face of PS with the surface three of type, in addition
It also include the end face of two sides.
2. a kind of metal adhesive angle tooling according to claim 1, which is characterized in that contact surface one and surface three with
A sealing surface is provided between the connected other end of contact surface two to enhance integral strength.
3. a kind of metal adhesive angle tooling according to claim 1 or 2, which is characterized in that added in the cavity structure
Have several filling plates to support: being added i.e. in the metal frock module has several liner plates, and several liner plates are in metal adhesive angle
It is set in distance inside tooling, shape face is the same as metal tooling both sides of the face.
4. a kind of metal adhesive angle tooling according to claim 3, which is characterized in that with master mold and up-front contact
Face, the i.e. contact surface one, contact surface two and surface three are whole using a bending and molding, to avoid welding defect to bonding
The production at angle influences.
5. a kind of metal adhesive angle tooling according to claim 4, which is characterized in that
The metal adhesive angle tooling is to be made of stamping technique.
6. a kind of metal adhesive angle tooling according to claim 3, which is characterized in that the metal adhesive angle frock module is
The cavity body structure of metal is using CAM and CAD design.
7. a kind of metal adhesive angle tooling according to claim 3, which is characterized in that each metal adhesive angle frock module
Length is set as being less than or equal to 1 meter, and to reach lighter in weight, energy one man operation is easy to use, improves the purpose of working efficiency.
8. a kind of metal adhesive angle tooling according to claim 3, which is characterized in that the metal tooling using carbon steel or
Person's 1.35mm thickness Q195 board making.
9. a kind of metal adhesive angle tooling according to claim 3, which is characterized in that the installation of die-filling piece of the metal adhesive angle
When be using positioning pin replace glass reinforced plastic locating piece, wherein location hole be beat be placed on the flange of mold, and in punch position
Positioning pin lasso, after the completion of metal tooling is put, the positioning pin inserts in the hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810803519.1A CN109016273A (en) | 2018-07-20 | 2018-07-20 | Metal adhesive angle tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810803519.1A CN109016273A (en) | 2018-07-20 | 2018-07-20 | Metal adhesive angle tooling |
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| CN109016273A true CN109016273A (en) | 2018-12-18 |
Family
ID=64643846
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| CN201810803519.1A Pending CN109016273A (en) | 2018-07-20 | 2018-07-20 | Metal adhesive angle tooling |
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Citations (8)
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|---|---|---|---|---|
| JP3063455U (en) * | 1998-11-16 | 1999-11-05 | 有限会社中央広芸 | Pillar |
| CN102634050A (en) * | 2012-04-26 | 2012-08-15 | 邹德荣 | Method for prolonging usage period of metal bonding interface |
| 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 |
| CN103240878A (en) * | 2013-05-17 | 2013-08-14 | 国电联合动力技术(连云港)有限公司 | Connecting structure and connecting method of sectional type blade mould |
| CN106738951A (en) * | 2016-11-22 | 2017-05-31 | 沈阳黎明航空发动机(集团)有限责任公司 | A kind of forming method of large-scale fluororubber metal adhesive part |
| CN107073757A (en) * | 2014-08-19 | 2017-08-18 | Lm Wp 专利控股有限公司 | The method for manufacturing the mould for wind turbine blade shell |
| CN108127826A (en) * | 2017-12-20 | 2018-06-08 | 江苏金风科技有限公司 | It is bonded angle mold and preparation method thereof |
| CN208914397U (en) * | 2019-04-15 | 2019-05-31 | 中材科技（邯郸）风电叶片有限公司 | Metal adhesive angle tooling |
-
2018
- 2018-07-20 CN CN201810803519.1A patent/CN109016273A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3063455U (en) * | 1998-11-16 | 1999-11-05 | 有限会社中央広芸 | Pillar |
| CN102634050A (en) * | 2012-04-26 | 2012-08-15 | 邹德荣 | Method for prolonging usage period of metal bonding interface |
| 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 |
| CN103240878A (en) * | 2013-05-17 | 2013-08-14 | 国电联合动力技术(连云港)有限公司 | Connecting structure and connecting method of sectional type blade mould |
| CN107073757A (en) * | 2014-08-19 | 2017-08-18 | Lm Wp 专利控股有限公司 | The method for manufacturing the mould for wind turbine blade shell |
| CN106738951A (en) * | 2016-11-22 | 2017-05-31 | 沈阳黎明航空发动机(集团)有限责任公司 | A kind of forming method of large-scale fluororubber metal adhesive part |
| CN108127826A (en) * | 2017-12-20 | 2018-06-08 | 江苏金风科技有限公司 | It is bonded angle mold and preparation method thereof |
| CN208914397U (en) * | 2019-04-15 | 2019-05-31 | 中材科技（邯郸）风电叶片有限公司 | Metal adhesive angle tooling |
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