CN107498956A - A kind of glass fabric and its sewing method - Google Patents
A kind of glass fabric and its sewing method Download PDFInfo
- Publication number
- CN107498956A CN107498956A CN201710682466.8A CN201710682466A CN107498956A CN 107498956 A CN107498956 A CN 107498956A CN 201710682466 A CN201710682466 A CN 201710682466A CN 107498956 A CN107498956 A CN 107498956A
- Authority
- CN
- China
- Prior art keywords
- wovens
- fabric
- loop bonding
- tissue substance
- glass fabric
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/06—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer characterised by a fibrous or filamentary layer mechanically connected, e.g. by needling to another layer, e.g. of fibres, of paper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/101—Glass fibres
Landscapes
- Laminated Bodies (AREA)
Abstract
The present invention provides a kind of glass fabric and its sewing method, including multigroup fabric unit, it is described to be provided with a plurality of loop bonding line per tissue substance unit, a plurality of loop bonding line is parallel to each other or arranged in a crossed manner, it is made up of per tissue substance unit multiple wovens, the wide cut size and shape of each woven are identical or different, and multiple wovens are setting up and down.The present invention can effectively avoid multilayer fabric inner tensions are uneven from causing multilayer fabric surface irregularity, the docile performance of fabric after suture is improved, realizes that product in the unruffled effect of blade process of deployment, reaches blade design requirement, stretch-proof, anti-pressure ability are preferable, and stability is more preferable.By sewing method provided by the invention, it can effectively discharge because of tension force caused by suture and avoid concentration of tension forces area, to reach after suture unruffled effect in fabric face and blade process of deployment, and this method can save the laying activity duration of more than half.
Description
Technical field
The present invention relates to glass fabric, and in particular to a kind of glass fabric and its sewing method.
Background technology
With the development of the social economy, people increasingly increase the demand of the energy, coal that the earth is contained, oil, day
The traditional energies such as right gas are increasingly deficient.Under huge Pressure on Energy, develop inexhaustible, cleanliness without any pollution renewable new energy
Source has become global common recognition.Wind energy has the characteristics that renewable, never exhausted, pollution-free, comprehensive social benefit is high, just gradually
As the important component of many National Sustainable Development Strategies.At present, global wind power generation industry is just with surprising speed
Degree increases, and the annual annual growth of past 10 reaches 28%, and the investment in the field has reached 18,000,000,000 Euros every year.Wind energy is sent out
The prospect of electricity will be more and more wide, and in the energy field in future, the growth in wind-power electricity generation market will be quite rapid, and following wind-powered electricity generation
Industry will become better and approaching perfection day by day etc. trend development towards offshore wind farm, windmill maximization, wind power plant manufacturing technology.
It is well known that the main raw material(s) of wind electricity blade is glass fabric, soaked by glass fabric by resin
It is formed by curing thoroughly.To reach the thickness needed for blade, it usually needs laying multilayer fabric could realize the mechanical property needed for blade
Energy.
At present, in blade manufacturing process, when fabric is laid, being laid using individual layer, laying is time-consuming more.Therefore use will
Laid after multilayer fabric suture, laying efficiency can be improved.But current suturing skill, produced after being sutured to fabric
Product, easily wrinkled in process of deployment, fabric face out-of-flatness in process of deployment, do not reach blade design requirement.
Number of patent application is that CN201220250866.4 utility model patent discloses improved glass fibre, including glass
Glass fiber base material, the upper surface of the fiberglass substrate are provided with one layer of upper epoxy resin layer, under the fiberglass substrate
Surface is provided with one layer of lower epoxy resin layer, and the outer surface of the upper epoxy resin layer is provided with one layer of upper calcium carbonate solidify coating, institute
The outer surface for stating lower epoxy resin layer is provided with one layer of lower calcium carbonate solidify coating, uniform colored in the fiberglass substrate
Matter, but the anti-shear performance of the utility model, anti-interlaminar separation performance are bad, individual layer is laid during use, and surface is easily uneven
It is whole, corrugation, do not reach blade design requirement.
The content of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of glass fabric and its sewing method, effectively keeps away
Exempt from that multilayer fabric inner tensions are uneven to cause multilayer fabric surface irregularity, so that multilayer fabric is in the actual laying of blade
It is docile wrinkle resistant, reach blade design requirement, stretch-proof, anti-pressure ability are preferable, and stability is more preferable.
The invention provides following technical scheme：
A kind of glass fabric, including multigroup fabric unit, it is described to be provided with a plurality of loop bonding line, a plurality of seam per tissue substance unit
Braided wire is parallel to each other or arranged in a crossed manner, is made up of per tissue substance unit multiple wovens, the wide cut size of each woven
And shape is identical or different, multiple wovens are setting up and down.
Preferably, it is described to be made up of per tissue substance unit 2-30 woven.
Any of the above-described scheme is preferably, described to be made up of per tissue substance unit 6-8 woven.
Any of the above-described scheme is preferably, described to be made up of per tissue substance unit 7 wovens.
Any of the above-described scheme is preferably, and the multiple woven is fabric of the same race.
Any of the above-described scheme is preferably, and the multiple woven is fabric not of the same race.
Any of the above-described scheme is preferably, and the size of the multiple woven is identical.
Any of the above-described scheme is preferably, and the size of the multiple woven is different.
Any of the above-described scheme is preferably, and area is gradually reduced the multiple woven from lower to upper.
Any of the above-described scheme is preferably, and one side alignment of the multiple woven, another side is set in stepped ramp
Put.
Any of the above-described scheme is preferably, the leading edge of the multiple woven while do not line up, multiple wovens
Trailing edge in stepped ramp while set.Leading edge and trailing edge are artificially defined, and leading edge and trailing edge refer to the two of woven
Side.
Any of the above-described scheme is preferably, and the multiple comprehensive staggered floor of woven is set.
Any of the above-described scheme is preferably, and the multiple woven mutually overlaps.
Any of the above-described scheme is preferably, and the multiple woven is fixed together by suture.
Any of the above-described scheme is preferably, described to be provided with 1-30 bar loop bonding lines per tissue substance unit.
Any of the above-described scheme is preferably, described to be provided with 6-10 bar loop bonding lines per tissue substance unit.
Any of the above-described scheme is preferably, described to be provided with eight loop bonding lines per tissue substance unit.
Any of the above-described scheme is preferably, the spaced setting of eight loop bonding lines.
Any of the above-described scheme is preferably, eight loop bondings line uneven distribution.
The present invention also provides a kind of sewing method of glass fabric, comprises the following steps：
Step（1）, multiple wovens be superimposed as a tissue substance unit, multiple wovens are spread from lower to upper in certain sequence
If；
Step（2）, multiple wovens are fixed together by a plurality of loop bonding line.
Preferably, the step（1）In be made up of 2-30 woven per tissue substance unit.
Any of the above-described scheme is preferably, described to be made up of per tissue substance unit 7 wovens.
Any of the above-described scheme is preferably, the step（1）In multiple wovens leading edge while alignment, trailing edge on one side
Set in stepped ramp.
Any of the above-described scheme is preferably, the step（2）In a plurality of loop bonding line it is parallel or arranged in a crossed manner.
Any of the above-described scheme is preferably, the step（2）In a plurality of loop bonding line uneven distribution.
Any of the above-described scheme is preferably, the step（2）In multiple wovens be fixed on by 1-30 bar loop bonding lines
Together.
Any of the above-described scheme is preferably, and the multiple woven is closed by 6-10 bar loop bondings linear slit and is fixed together.
Any of the above-described scheme is preferably, and the multiple woven is closed by 8 loop bonding linear slits and is fixed together.
Any of the above-described scheme is preferably, the step（2）In the sewing methods of multiple wovens be：Lower edge is vertically
It is spaced 5-50cm loop bondings one, upper limb loop bonding one, per loop bonding dislocation 5cm between tissue substance unit.
Any of the above-described scheme is preferably, the axially spaced 10-40cm loop bondings one of lower edge.
Any of the above-described scheme is preferably, and the region that radian in blade mold is more than 30 ° is avoided during suture.
Any of the above-described scheme is preferably, and the multiple woven is made of glass fiber yarn.
Any of the above-described scheme is preferably, and uses loop bonding line during loop bonding.
Any of the above-described scheme is preferably, and loop bonding line is chemical fibre or cotton thread.
Any of the above-described scheme is preferably, and the dacron thread specification used is the low bullets of 50-200D.
Beneficial effect
The present invention provides a kind of glass fabric and its sewing method, including multigroup fabric unit, described per tissue substance unit
It is provided with a plurality of loop bonding line, a plurality of loop bonding line is parallel to each other or arranged in a crossed manner, is made up of per tissue substance unit multiple wovens,
The wide cut size and shape of each woven are identical or different, and multiple wovens are setting up and down.The present invention can effectively be kept away
Exempt from the uneven docile performance for causing multilayer fabric surface irregularity, improving fabric after suture of multilayer fabric inner tensions, realize
Product reaches blade design requirement, stretch-proof, anti-pressure ability are preferable, and stability is more in the unruffled effect of blade process of deployment
It is good.By sewing method provided by the invention, can effectively discharge because of tension force caused by suture and avoid concentration of tension forces area, with up to
Unruffled effect in fabric face and blade process of deployment after to suture, and this method can save the laying of more than half and make
The industry time.
Brief description of the drawings
Fig. 1 is the structural representation of the preferred embodiment of glass fabric one of the present invention；
Fig. 2 is Fig. 1 lateral partial structurtes sectional view；
Fig. 3 is the structural representation of another preferred embodiment of glass fabric of the present invention；
Fig. 4 is Fig. 3 lateral partial structurtes sectional view；
Fig. 5 is the structure sectional view of the biaxially preferred embodiment of glass fiber composite mat one；
Fig. 6 is the partial structurtes signal of biaxially glass fiber composite mat；
Fig. 7 is another partial structurtes signal of biaxially glass fiber composite mat；
Fig. 8 is another partial structurtes signal of biaxially glass fiber composite mat；
Fig. 9 is the lateral partial structurtes sectional view of glass fabric further embodiment of the present invention.
Embodiment
In order to further appreciate that the technical characteristic of the present invention, the present invention is explained in detail with reference to specific embodiment
State.Embodiment only to the present invention have the function that it is exemplary, without the effect of any restrictions, those skilled in the art
The modification for any unsubstantiality made on the basis of the present invention, should all belong to protection scope of the present invention.
Embodiment 1
As Figure 1-Figure 2,
A kind of glass fabric, including multigroup fabric unit 1, it is made up of per tissue substance unit 1 multiple wovens 2, each
The wide cut of woven 2 is of different sizes, and multiple wovens 2 are setting up and down, and area gradually subtracts multiple wovens 2 from lower to upper
Small, one side alignment of multiple wovens 2, the another side of multiple wovens 2 is set in stepped ramp.
The technical scheme that the present invention further optimizes, it is described to be made up of per tissue substance unit 17 wovens 2.
The technical scheme that the present invention further optimizes, the leading edge of the multiple woven 2 is while alignment, multiple individual layers are knitted
The trailing edge of thing in stepped ramp while set.
The technical scheme that the present invention further optimizes, the multiple woven 2 are fixed together by suture.
The technical scheme that the present invention further optimizes, it is described to be provided with eight loop bonding lines 3 per tissue substance unit.Described eight
Loop bonding line 3 is arranged in parallel.
There are seven loop bonding lines 3 to be spaced in eight loop bonding lines 3 to be more closely arranged on, another loop bonding line 3 is spaced farther out.
The technical scheme that the present invention further optimizes, each woven 2 is rectangular shape.
The present invention also provides a kind of sewing method of glass fabric, comprises the following steps：
Step（1）, that 7 wovens 2 are superimposed as 1,7 areas of woven 2 of a tissue substance unit is descending successively under
Up lay；
Step（2）, 7 wovens 2 leading edge while alignment, trailing edge is on one side in stepped ramp setting；
Step（3）, 7 wovens 2 are fixed together by 8 sutures of loop bonding lines 3.Uneven point of 8 loop bonding lines 3
Cloth.Sewing method is：Using becoming 20cm loop bondings one, altogether loop bonding are spaced each other vertically through flat loop bonding mode, lower edge
Seven, the loop bonding line 3 of bottom is 18cm apart from the base distance of tissue substance unit 1, and suture vertically can effectively discharge fabric
Internal tension, upper limb loop bonding one, per loop bonding dislocation 5cm between tissue substance unit 1, avoid in blade filling process stress excessively
Concentrate.
The distance of volume suture 3 of the lower edge of tissue substance unit 1 distance bottom is 18cm.Using loop bonding line, when compiling seam, tissue
The top edge of thing unit 1 is from being 18cm with a distance from the volume suture of the top.The area that radian in blade mold is more than 45 ° is avoided during suture
Domain.
The present invention provides a kind of glass fabric and its sewing method, including multigroup fabric unit 1, per tissue substance unit
1 is made up of multiple wovens 2, and the wide cut of each woven 2 is of different sizes, and multiple wovens 2 are setting up and down, Duo Gedan
Area is gradually reduced layer fabric 2 from lower to upper, and one side alignment of multiple wovens 2, the another side of multiple wovens 2 is in rank
Ladder type inclined-plane is set.The present invention can effectively avoid multilayer fabric inner tensions are uneven from causing multilayer fabric surface irregularity,
The docile performance of fabric after suture is improved, realizes that product in the unruffled effect of blade process of deployment, reaches blade design requirement,
Stretch-proof, anti-pressure ability are preferable, and stability is more preferable.By sewing method provided by the invention, can effectively discharge because suture is produced
Raw tension force and concentration of tension forces area is avoided, to reach after suture unruffled effect in fabric face and blade process of deployment, and
This method can save the laying activity duration of more than half.
Embodiment 2
A kind of glass fabric, including multigroup fabric unit 1, it is made up of per tissue substance unit 16 wovens 2,6 lists
The wide cut of layer fabric 2 is of different sizes, and 6 wovens 2 are setting up and down, and area is gradually reduced 6 wovens 2 from lower to upper, and 6
The leading edge of individual woven 2 is not while lining up and being set in stepped ramp, the trailing edge of 6 wovens 2 is while be in staged
Inclined-plane is set（Leading edge and trailing edge are artificially defined, and leading edge and trailing edge refer to the both sides of woven）, such as Fig. 3 and Fig. 4 institutes
Show.
The technical scheme that the present invention further optimizes, 6 wovens 2 are fixed together by suture.
The technical scheme that the present invention further optimizes, it is described to be provided with eight loop bonding lines 3 per tissue substance unit 1.Described eight
Bar loop bonding line 3 is arranged in parallel.There are seven loop bonding linear distances more closely to set in eight loop bonding lines 3, another loop bonding line 3 is spaced
Farther out.
The technical scheme that the present invention further optimizes, each woven 2 is rectangular shape.
The present invention also provides a kind of sewing method of glass fabric, comprises the following steps：
Step（1）, 6 wovens 2 be superimposed as a tissue substance unit, 6 areas of woven 2 it is descending successively from it is lower toward
Upper laying；
Step（2）, 6 wovens 2 leading edge while not lining up and being set in stepped ramp, trailing edge is while be in staged
Inclined-plane is set；
Step（3）, 6 wovens 2 are fixed together by 8 sutures of loop bonding lines 3.Uneven point of 8 loop bonding lines 3
Cloth.Sewing method is：Put down or through flat loop bonding mode using warp is become.Lower edge is spaced 20cm loop bondings one each other vertically, altogether
Loop bonding seven is counted, suture vertically can effectively discharge fabric internal tension, upper limb loop bonding one, be stitched per between tissue substance unit 1
Dislocation 5cm is compiled, avoids the stress in blade filling process from excessively concentrating.
The distance of volume suture 3 of the lower edge of tissue substance unit 1 distance bottom is 15cm.The top edge of tissue substance unit 1 is from most
The distance of volume suture 3 of top is 18cm.The region that radian in blade mold is more than 35 ° is avoided during suture.
The technical scheme that the present invention further optimizes, 6 wovens 2 are made of glass fiber yarn.
The technical scheme that the present invention further optimizes, loop bonding line 3 is dacron thread.
The technical scheme that the present invention further optimizes, the dacron thread specification used is the low bullets of 50-200D.
Embodiment 3
Unlike embodiment 1, a kind of glass fabric, including multigroup fabric unit 1, per tissue substance unit 1 by 8 lists
Layer fabric 2 is formed, and the wide cut of each woven 2 is of different sizes, and 8 wovens 2 are setting up and down, and 8 wovens 2 are under
Up area is gradually reduced, and one side alignment of 8 wovens 2, the another side of 8 wovens 2 is set in stepped ramp.
The leading edge of 8 wovens 2 is while alignment, the trailing edge of 8 wovens 2 in stepped ramp while set.
The technical scheme that the present invention further optimizes, 8 wovens 2 are fixed together by suture.
8 wovens using identical biaxially glass fiber composite mat as shown in Figure 5-Figure 8, biaxially glass fibers
Composite felt is tieed up, including the carpet veneer 11 that is chopped, the bottom of carpet veneer 11 that is chopped are provided with ply ground fabric layer, ply ground fabric layer includes first and twists ply ground fabric layer
12 and second twist ply ground fabric layer 12, and chopped carpet veneer 11, first is twisted ply ground fabric layer 12 and second and twists ply ground fabric layer 13 by bundling belt 10
It is fixed together, the first strand ply ground fabric layer 12 includes multiple first connection sheets 4, and stator I5 and stator II6 surround the
The Stagger-wrap of a connecting piece 4, the second strand ply ground fabric layer 13 include multiple second connection sheets 7, stator III8 and stator
IV 9 surround the Stagger-wrap of the second connection sheet 7, and the angle angle between the first connection sheet 4 and the second connection sheet 7 is 59 °.
The technical scheme that the present invention further optimizes, the multiple first connection sheet 4 is spaced and be arranged in parallel.It is multiple
Second connection sheet 7 is spaced and be arranged in parallel.
The mass area ratio of chopped carpet veneer 11 is 80g/m2.Biaxially the mass area ratio of glass fiber composite mat is
700g/m².The first strand ply ground fabric layer 12 and the second strand ply ground fabric layer 13 are made of glass fiber yarn.
Bundling belt 10 is dacron thread.The mass area ratio of dacron thread is 7g/m2.The dacron thread specification used is 50-
The low bullets of 200D are flat using warp is become（1-0/1-2//）Loop bonding mode, be chopped including face during winding.Door width deviation ± 5mm, flash
Control is in 2~10mm.The anti-shear performance of glass fiber composite mat, anti-interlaminar separation, make that obtained product strength is bigger, matter
Amount is lighter, and stretch-proof, anti-pressure ability are preferable, and stability is more preferable.The comprehensive mechanical property of the fabric generally improves more than 20%, right
In mechanical property, such as counter-bending, resistance to compression, anti-shear performance have the wind electricity blade of high requirement, had a extensive future.This hair
The bright technical scheme further optimized, it is described to be provided with eight loop bonding lines 3 per tissue substance unit 1.
The technical scheme that the present invention further optimizes, eight loop bonding lines 3 are arranged in parallel.
The technical scheme that the present invention further optimizes, eight loop bonding lines, the 3 spaced setting.
The technical scheme that the present invention further optimizes, each woven 2 is rectangular shape.
The present invention also provides a kind of sewing method of glass fabric,
According to requirement of the blade specification to fabric laying, every 8 layers of fabric is superimposed as a tissue substance unit 1, area it is descending according to
It is secondary to lay from lower to upper.Because the breadth of every layer of fabric is not of uniform size, leading edge is while alignment, and trailing edge in stepped ramp while set
Put.
8 layers of woven are sutured；Suture way is that the axially spaced 20cm loop bondings of lower edge one amount to loop bonding seven
Bar, the suture of radian maximum region in blade mold is avoided, and suture can effectively discharge fabric internal tension vertically；Upper limb stitches
One is compiled, loop bonding dislocation 5cm, avoids the stress in blade filling process from excessively concentrating between each fabric unit 1.
By the sewing method of the present invention, it can effectively discharge because of tension force caused by suture and avoid concentration of tension forces area, with
Reach after suture unruffled effect in fabric face and blade process of deployment, and the design can save the laying of more than half
It is activity duration, time saving and energy saving, raise labour efficiency.
Embodiment 4
Unlike embodiment 1, a kind of glass fabric, including multigroup fabric unit 1, per tissue substance unit 1 by multiple
Woven 2 is formed, and the wide cut of each woven 2 is of different sizes, and multiple wovens 2 are setting up and down, multiple wovens 2
Area is gradually reduced from lower to upper, and 2 comprehensive staggered floor of woven is set two-by-two, after the mutually splicing of multiple wovens 2 on one side
Alignment, another side are set in stepped ramp, as shown in Figure 9.
The technical scheme that the present invention further optimizes, each tissue substance unit 1 are made up of multiple wovens.
The technical scheme that the present invention further optimizes, the leading edge of the multiple woven 2 is while alignment, multiple individual layers are knitted
The trailing edge of thing 2 in stepped ramp while set.
The technical scheme that the present invention further optimizes, the multiple woven 2 are fixed together by suture.
The technical scheme that the present invention further optimizes, it is described to be provided with eight loop bonding lines 3 per tissue substance unit 2.Described eight
Bar loop bonding is arranged in parallel.
There are seven loop bonding lines 3 adjacent relatively near in eight loop bonding lines 3, another loop bonding line 3 is spaced farther out.
The technical scheme that the present invention further optimizes, each woven 2 is rectangular shape.
The present invention also provides a kind of sewing method of glass fabric, comprises the following steps：
Step（1）, multiple wovens 2 be superimposed as a tissue substance unit 1, multiple areas of woven 2 it is descending successively by
Under up lay；
Step（2）, leading edge is alignd on one side after the mutually splicing of multiple wovens 2, trailing edge is in stepped ramp setting on one side；
Step（3）, multiple wovens 2 are fixed together by 8 sutures of loop bonding lines 3.Uneven point of 8 loop bonding lines 3
Cloth.Sewing method is：20cm loop bondings one are spaced each other vertically using through flat loop bonding mode, leading edge, altogether loop bonding seven
Bar, vertically suture can effectively discharge fabric internal tension, trailing edge loop bonding one, be misplaced per loop bonding between tissue substance unit 1
4cm, the stress in blade filling process is avoided excessively to concentrate.The distance of volume suture 3 of the lower edge of tissue substance unit 1 distance bottom
It is 18cm.Using becoming through flat loop bonding mode, the top edge of tissue substance unit 1 is from being 18cm with a distance from the volume suture 3 of the top.Seam
The region that radian in blade mold is more than 60 ° is avoided during conjunction.
It should be noted that various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to foregoing embodiments, it will be understood by those within the art that：It is still
Technical scheme described in foregoing embodiments can be modified, either which part or all technical characteristic are carried out
Equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technical side
The scope of case.
Claims (10)
- A kind of 1. glass fabric, it is characterised in that：Including multiple tissue substance units, every tissue substance unit is provided with more Bar loop bonding line, a plurality of loop bonding line are parallel to each other or arranged in a crossed manner, are made up of per tissue substance unit multiple wovens, each individual layer The wide cut size and shape of fabric are identical or different, and multiple wovens are setting up and down.
- 2. glass fabric according to claim 1, it is characterised in that：Every tissue substance unit is by 2-30 individual layer Fabric is formed.
- 3. glass fabric according to claim 2, it is characterised in that：Every tissue substance unit is by 6-8 individual layer Fabric is formed.
- 4. glass fabric according to claim 3, it is characterised in that：It is described to be knitted per tissue substance unit by 7 individual layers Thing is formed.
- 5. glass fabric according to claim 1, it is characterised in that：The multiple woven is fabric of the same race.
- 6. glass fabric according to claim 1, it is characterised in that：The multiple woven is knitted to be not of the same race Thing.
- 7. glass fabric according to claim 1, it is characterised in that：The size phase of the multiple woven Together.
- 8. glass fabric according to claim 1, it is characterised in that：The size of the multiple woven is not Together.
- 9. glass fabric according to claim 8, it is characterised in that：The multiple woven area from lower to upper It is gradually reduced.
- 10. the sewing method of the glass fabric according to any of the above-described claim, it is characterised in that：Including following Step：Step（1）, multiple wovens be superimposed as a tissue substance unit, multiple wovens are spread from lower to upper in certain sequence If；Step（2）, multiple wovens are fixed together by a plurality of loop bonding line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710682466.8A CN107498956A (en) | 2017-08-10 | 2017-08-10 | A kind of glass fabric and its sewing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710682466.8A CN107498956A (en) | 2017-08-10 | 2017-08-10 | A kind of glass fabric and its sewing method |
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| Publication Number | Publication Date |
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| CN107498956A true CN107498956A (en) | 2017-12-22 |
Family
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| CN201710682466.8A Pending CN107498956A (en) | 2017-08-10 | 2017-08-10 | A kind of glass fabric and its sewing method |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4876128A (en) * | 1989-03-31 | 1989-10-24 | E. I. Du Pont De Nemours And Company | Stitchbonded nonwoven fabric |
| WO2002020260A1 (en) * | 2000-09-08 | 2002-03-14 | West Virginia University | 3-dimensionally (3-d) stitched fabrics |
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| CN207449291U (en) * | 2017-08-10 | 2018-06-05 | 浙江恒石纤维基业有限公司 | A kind of glass fabric |
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| WO2002020260A1 (en) * | 2000-09-08 | 2002-03-14 | West Virginia University | 3-dimensionally (3-d) stitched fabrics |
| CN201592537U (en) * | 2009-07-30 | 2010-09-29 | 浙江联洋复合材料有限公司 | High-tensile multi-axial knitted mat for wind turbine blade |
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