CN101219585A - Fibre layered article composite product and production method thereof - Google Patents
Fibre layered article composite product and production method thereof Download PDFInfo
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- CN101219585A CN101219585A CNA2008100188867A CN200810018886A CN101219585A CN 101219585 A CN101219585 A CN 101219585A CN A2008100188867 A CNA2008100188867 A CN A2008100188867A CN 200810018886 A CN200810018886 A CN 200810018886A CN 101219585 A CN101219585 A CN 101219585A
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Abstract
The invention discloses a fiber layer shape composite product and a production method thereof. The fiber layer shape composite product is composed of superposition and connection of a glass fiber layer, synthesized fiber needling felt and a reinforced fiber layer. The synthesized fiber needling felt is positioned in the middle of the glass fiber layer and the reinforced fiber layer. The production method is that: 1. the synthesized fiber needling felt is produced with porosity of 50 to 90 percent and a single fiber diameter of 80 to 100Mum; 2. the polyester hemming-stitching thread is warped into a warp beam; 3. the glass fiber layer, the synthesized fiber needling felt and the reinforced fiber layer are sent into a hemming-stitching mechanism, and the polyether hemming-stitching thread is sent into the hemming-stitching mechanism by a frequency conversion automatic let-off mechanism; 4. in the hemming-stitching mechanism, layers of the materials are hemming-stitched into the fiber layer shape composite product only one time. The fiber layer shape composite product of the invention is applicable to the closed mold forming techniques such as RTM and VARTM, etc. which has the advantages of being easy to design, simple technique and high work efficiency.
Description
Technical field
The present invention relates to a kind of reinforcing material that is used for fiberglass, be specifically related to goods of a kind of fibre layered thing and preparation method thereof.
Background technology
Fiberglass is a kind of composite of being made up of reinforcing material and matrix material, claims fiberglass reinforced plastics again, and it has advantages such as light weight, high-strength, anticorrosion, insulation, insulation, sound insulation.The reinforcing material of fiberglass plays skeleton function, and its composition is fiber-like materials such as glass fibre, carbon fiber, boron fibre, aramid fiber, alumina fibre and silicon carbide fibre; The matrix material of fiberglass plays cementation, and its composition is synthetic resin such as epoxy resin, unsaturated polyester resin, phenolic resins.Traditional glass fiber reinforced plastics product is to stick with paste manufactured by hand.This method is ready to the corresponding mould of article shape earlier, on mould, be coated with the last layer releasing agent, cut and the corresponding glass fabric of mold shape, according to certain prescription, auxiliary compositions such as curing agent (comprising crosslinking agent, initator and promoter), colouring agent, filler are transferred in the synthetic resin of glue-like and obtained containing the synthetic resin of auxiliary agent.When pasting, with synthetic resin glass fabric is papered on mould layer by layer up to the requirement that meets thickness, after pruning burr, synthetic resin issues biochemical variation in the effect of curing agent under suitable temperature, gradually the synthetic resin of hardening is bonded together soft glass cloth firmly and finishes up to curing, has then finished the making of goods substantially.But the shortcoming of this method: the one, the materials of synthetic resin are more; The 2nd, the labour intensity height; The 3rd, because the crosslinking agent in the curing agent adopts styrene usually, and styrene is volatile substance, and operator's health is had infringement, also causes atmosphere pollution easily.
As its improvement, a kind of closed moulding method has appearred at present, that is to say, in airtight mould, finished the manufacturing of glass fiber reinforced plastics product.One scheme is to offer groove on the polyurethane foam material of 1.5～2 cm thicks, again glass fabric, polyurethane foam material, glass mat are put into mould successively, under airtight condition, inject the synthetic resin layer that contains auxiliary agent then, then obtain corresponding glass fiber reinforced plastics product after curable synthetic resin is finished.The preparation method of the goods of this fiberglass only is applicable to the goods that wall ratio is thicker, that is to say be subjected to thickness can not be less than 3 centimetres restriction, and the intensity of this goods is lower.
Summary of the invention
The objective of the invention is to overcome the problems referred to above, provide a kind of cost lower, as the fiberglass reinforcing material and be applicable to fibre layered article composite product of fiberglass closed moulding technology and preparation method thereof.Adopt the glass fiber reinforced plastics product of this fibre layered article composite product as reinforcing material, its thickness is not subjected to can not be less than 3 centimetres restriction, and intensity is stronger.
The technical scheme that realizes one of them purpose of the present invention is: a kind of fibre layered article composite product, it is characterized in that: link together and constitute by glass layer, synthetic fibers Nomex and the stacked merging of fortifying fibre, and the synthetic fibers Nomex is positioned in the middle of glass layer and the fortifying fibre layer.
Described fortifying fibre layer is made up of glass fiber warps layer and glass fibre weft layers, and the glass fiber warps layer be positioned at the outside, the glass fibre weft layers is positioned at the inboard; Glass fiber warps layer, glass fibre weft layers, synthetic fibers Nomex and the disposable loop bonding of glass layer and link together; The material of glass fiber warps layer and glass fibre weft layers is woven glass roving fabric.
Described glass layer is short glass fiber layer, glass chopped strand mats, glass fibre continuous felt or glass fibre mat.
The synthetic fibers of synthetic fibers Nomex are polypropylene fibre, polyacrylonitrile fibre, polyester fiber or Fypro.
Described synthetic fibers Nomex is the polypropylene fibre Nomex, and wherein the single fiber diameter of polypropylene fibre is 80～100 μ m, and porosity is 50%～90%.
The material of described fortifying fibre layer is glass fibre warp knitting cloth, aramid fiber cloth or carbon cloth; Glass layer, synthetic fibers Nomex and the disposable loop bonding of fortifying fibre layer and link together.
The technical scheme that realizes another object of the present invention is: a kind of preparation method of fibre layered article composite product, have following steps: 1. synthetic fibers are added bullet, combing, lapping, acupuncture moulding, the control porosity is 50%～90%, form the synthetic fibers Nomex, the single fiber diameter of described synthetic fibers is 80～100 μ m; 2. polyester loop bonding line warping is become coiled hair, form through axle; 3. glass layer, synthetic fibers Nomex and fortifying fibre layer are sent into loop bonding mechanism simultaneously by connecting gear separately, simultaneously polyester loop bonding line is sent into loop bonding mechanism by the automatic let-off mechanism of frequency conversion; 4. in loop bonding mechanism, glass layer, synthetic fibers Nomex and the disposable loop bonding of fortifying fibre layer are obtained fibre layered article composite product by polyester loop bonding line.
The fortifying fibre layer of above-mentioned steps described in 3. is made up of glass fiber warps layer and glass fibre weft layers, and the material of glass fiber warps layer and glass fibre weft layers is woven glass roving fabric; After the glass fibre weft layers is passed through Weft laying mechanism, parallel moving mechanism, chain conveyer structure successively, send into loop bonding mechanism by disclosing latitude mechanism, the glass fiber warps layer is sent into loop bonding mechanism through behind the Yarn guide mechanism by let-off mechanism simultaneously.
The glass layer of above-mentioned steps described in 3. is the short glass fiber layer; The short glass fiber layer be by fibre glass roving after short cutting, divide to be taped against on the guipure, send into loop bonding mechanism by guipure.
The thickness of above-mentioned fibre layered article composite product is 2mm～15mm.
The present invention has positive effect: (1) fibre layered article composite product of the present invention is with a loop bonding moulding of multilayer material, be suitable for RTM (resin transfer molding technology), VARTM closed moulding technologies such as (vacuum assisted resin transfer molding technologies), has the advantage that designability is strong, technology is simple, work efficiency is high, gained fibre glass product manufacture intensity height, cost are low, particularly improve work situation and reduced labour intensity, because styrene can all enter in the fibre glass product manufacture as crosslinking agent, so eliminated the pollution that atmosphere is produced.(2) synthetic fibers Nomex of the present invention is a kind of functional layer that plays guide functions, because the synthetic fibers single fiber diameter in this functional layer is bigger, has higher porosity again, not only make the fibre layered article composite product that makes have at a high speed impregnability and water conservancy diversion fast, and make fibre layered article composite product have elasticity and crimpness preferably.This not only can satisfy the requirement of closed moulding technology to water conservancy diversion, and can be so that the maximum ga(u)ge of synthetic fibers Nomex reaches 15mm, thereby when the thicker glass fiber reinforced plastics product of preparation thickness, can save the consumption of resin; Simultaneously because the minimum only 2mm of the thickness of synthetic fibers Nomex can make the glass fiber reinforced plastics product that thickness has only 1 centimetre under the prerequisite of proof strength.(3) with fibre layered article composite product of the present invention be the fiberglass manufacturing technology of reinforcing material, can be widely used in the manufacturing of generator kuppe, engine room cover, refrigerator car truck board, railway car shell etc. in shipbuilding, wind electricity blade manufacturing, the wind-power electricity generation, and the intensity of these fibre glass product manufactures is higher, anti-shear performance better, can satisfy the requirement of thickness.
Description of drawings
Fig. 1 is the structural representation of the fibre layered article composite product of the embodiment of the invention 1;
Fig. 2 is the structural representation of the fibre layered article composite product of the embodiment of the invention 2.
The specific embodiment
(embodiment 1)
As shown in Figure 1, the fibre layered article composite product of present embodiment is formed by the 4 disposable loop bondings of polyester loop bonding line by short glass fiber layer 1, polypropylene fibre Nomex 2, glass fiber warps layer 31 and glass fibre weft layers 32.The material of glass fiber warps layer 31 and glass fibre weft layers 32 is woven glass roving fabric.The thickness of fibre layered article composite product is 10mm～15mm.
The manufacturing process of the fibre layered article composite product of present embodiment is as follows:
1. polypropylene fibre is added bullet, combing, lapping, acupuncture moulding, form polypropylene fibre Nomex 2.The single fiber diameter of the poly-third first fiber is 90 μ m, has better elastic.To control porosity in this process 70%.
2. polyester loop bonding line 4 is become coiled hair through the high-speed warping machine warping, form through axle.
3. with the 2400TEX fibre glass roving after short cutting, be dispersed into net, form short glass fiber layer 1 with omnidirectional distribution, short glass fiber layer 1 is sent into loop bonding mechanism by guipure.
Simultaneously, polypropylene fibre Nomex 2 is sent into loop bonding mechanism by guipure.
Simultaneously, 1200TEX glass fiber warps 31 is drawn back arrangement according to certain rule from creel, and send into loop bonding mechanism by electronics frequency modulation let-off mechanism through behind the Yarn guide mechanism.
Simultaneously, 1200TEX glass fibre weft yarn 32 passed through Weft laying mechanism, parallel moving mechanism, chain conveyer structure successively after, clocklike send into loop bonding mechanism by disclosing one one in latitude mechanism.
Simultaneously, polyester loop bonding line 4 through on the comb joint, is sent into loop bonding mechanism by the automatic let-off mechanism of frequency conversion.
4. in loop bonding mechanism, drive the motion up and down of comb joint by floral disc, groove pin, nook closing member cooperatively interact and make polyester loop bonding line 4 pass layers of material, form the coil of being entangled with mutually, short glass fiber layer 1, polypropylene fibre Nomex 2, glass fibre weft layers 32 and the 31 disposable loop bonding of glass fiber warps layer are obtained fibre layered article composite product.
(embodiment 2)
As shown in Figure 2, the fibre layered article composite product of present embodiment is formed by the 4 disposable loop bondings of polyester loop bonding line by glass chopped strand mats 1, polypropylene fibre Nomex 2 and carbon cloth 3.The thickness of fibre layered article composite product is 5mm～10mm.
The manufacturing process of the fibre layered article composite product of present embodiment is as follows:
1. polypropylene fibre is added bullet, combing, lapping, acupuncture moulding, form polypropylene fibre Nomex 2.The single fiber diameter of the poly-third first fiber is 80 μ m, has better elastic.To control porosity in this process 80%.
2. polyester loop bonding line 4 is become coiled hair through the high-speed warping machine warping, form through axle.
3. glass chopped strand mats 1 is sent into loop bonding mechanism by guipure.
Simultaneously, polypropylene fibre Nomex 2 is sent into loop bonding mechanism by guipure.
Simultaneously, carbon cloth 3 is sent into loop bonding mechanism by guipure.
Simultaneously, polyester loop bonding line 4 through on the comb joint, is sent into loop bonding mechanism by the automatic let-off mechanism of frequency conversion.
4. in loop bonding mechanism, drive the motion up and down of comb joint by floral disc, groove pin, nook closing member cooperatively interact and make polyester loop bonding line 4 pass layers of material, form the coil of being entangled with mutually, glass chopped strand mats 1, polypropylene fibre Nomex 2, carbon cloth 3 disposable loop bondings are obtained fibre layered article composite product.
(embodiment 3)
All the other are identical with embodiment 2 for present embodiment, and difference is:
The fibre layered article composite product of present embodiment is formed by the 4 disposable loop bondings of polyester loop bonding line by glass fibre continuous felt 1, polyester fiber Nomex 2 and glass fibre warp knitting cloth 3.The thickness of fibre layered article composite product is 2mm～5mm.
Claims (10)
1. fibre layered article composite product, it is characterized in that: superimposed and link together and constitute by glass layer (1), synthetic fibers Nomex (2) and fortifying fibre layer (3), and synthetic fibers Nomex (2) is positioned in the middle of glass layer (1) and the fortifying fibre layer (3).
2. fibre layered article composite product according to claim 1, it is characterized in that: described fortifying fibre layer (3) is made up of glass fiber warps layer (31) and glass fibre weft layers (32), and glass fiber warps layer (31) is positioned at the outside, and glass fibre weft layers (32) is positioned at the inboard; Glass fiber warps layer (31), glass fibre weft layers (32), synthetic fibers Nomex (2) and the disposable loop bonding of glass layer (1) and link together; The material of glass fiber warps layer (31) and glass fibre weft layers (32) is woven glass roving fabric.
3. fibre layered article composite product according to claim 1 and 2 is characterized in that: described glass layer (1) is short glass fiber layer, glass chopped strand mats, glass fibre continuous felt or glass fibre mat.
4. fibre layered article composite product according to claim 1 and 2 is characterized in that: the synthetic fibers of synthetic fibers Nomex (2) are polypropylene fibre, polyacrylonitrile fibre, polyester fiber or Fypro.
5. fibre layered article composite product according to claim 4 is characterized in that: described synthetic fibers Nomex (2) is the polypropylene fibre Nomex, and wherein the single fiber diameter of polypropylene fibre is 80～100 μ m, and porosity is 50%～90%.
6. fibre layered article composite product according to claim 1 is characterized in that: the material of described fortifying fibre layer (3) is glass fibre warp knitting cloth, aramid fiber cloth or carbon cloth; Glass layer (1), synthetic fibers Nomex (2) link together with the disposable loop bonding of fortifying fibre layer (3).
7. the preparation method of a fibre layered article composite product is characterized in that having following steps:
1. synthetic fibers are added bullet, combing, lapping, acupuncture moulding, the control porosity forms the synthetic fibers Nomex 50%～90%, and the single fiber diameter of described synthetic fibers is 80～100 μ m;
2. polyester loop bonding line warping is become coiled hair, form through axle;
3. glass layer, synthetic fibers Nomex and fortifying fibre layer are sent into loop bonding mechanism simultaneously by connecting gear separately, simultaneously polyester loop bonding line is sent into loop bonding mechanism by the automatic let-off mechanism of frequency conversion;
4. in loop bonding mechanism, glass layer, synthetic fibers Nomex and the disposable loop bonding of fortifying fibre layer are obtained fibre layered article composite product by polyester loop bonding line.
8. preparation method according to claim 7, it is characterized in that: the fortifying fibre layer of step described in 3. is made up of glass fiber warps layer and glass fibre weft layers, and the material of glass fiber warps layer and glass fibre weft layers is woven glass roving fabric; After the glass fibre weft layers is passed through Weft laying mechanism, parallel moving mechanism, chain conveyer structure successively, send into loop bonding mechanism by disclosing latitude mechanism, the glass fiber warps layer is sent into loop bonding mechanism through behind the Yarn guide mechanism by let-off mechanism simultaneously.
9. preparation method according to claim 7 is characterized in that: the glass layer of step described in 3. is the short glass fiber layer; The short glass fiber layer be by fibre glass roving after short cutting, divide to be taped against on the guipure, send into loop bonding mechanism by guipure.
10. according to the described preparation method of one of claim 7 to 9, it is characterized in that: the thickness of described fibre layered article composite product is 2mm～15mm.
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101812772A (en) * | 2010-04-19 | 2010-08-25 | 常州市宏发纵横新材料科技有限公司 | Lashing process for producing carbon fiber fabric |
| CN101818408A (en) * | 2010-04-19 | 2010-09-01 | 常州市宏发纵横新材料科技有限公司 | Production process of carbon fiber warp-knitting unidirectional cloth |
| CN102505341A (en) * | 2011-10-17 | 2012-06-20 | 常州天马集团有限公司 | Manufacturing method of synthetic fiber needled felt with diversion function |
| CN102943339A (en) * | 2012-09-24 | 2013-02-27 | 上海飞机制造有限公司 | Three-dimensional carbon fiber fabric structure |
| CN103572644A (en) * | 2012-07-24 | 2014-02-12 | 苏州维艾普新材料有限公司 | Multi-component fibre hybrid composite material felt and preparation method thereof |
| CN104647662A (en) * | 2013-12-21 | 2015-05-27 | 柳州兴杜工业贸易有限公司 | Coloring method for glass fiber reinforced plastic diversion cover for truck |
| CN104772949A (en) * | 2015-04-22 | 2015-07-15 | 无锡东方高速艇发展有限公司 | Marine high-performance aramid fiber hybrid fabric and manufacturing method thereof |
| CN104859227A (en) * | 2015-04-22 | 2015-08-26 | 无锡东方高速艇发展有限公司 | High-performance glass steel containing aramid fiber and manufacture method thereof |
| CN106012533A (en) * | 2016-05-16 | 2016-10-12 | 常州天马集团有限公司（原建材二五三厂） | Manufacturing method of high-performance synthetic fiber needled felt |
| CN106903936A (en) * | 2017-03-02 | 2017-06-30 | 江南大学 | A kind of high-performance fiber three-dimensional preform forming method |
| CN107323010A (en) * | 2017-07-24 | 2017-11-07 | 常州天马集团有限公司（原建材二五三厂） | A kind of three-dimensional preforming composite fibre and its processing technology |
| CN111793892A (en) * | 2020-07-22 | 2020-10-20 | 常州天马集团有限公司（原建材二五三厂） | Glass fiber composite flow guide warp knitted product |
-
2008
- 2008-01-30 CN CNB2008100188867A patent/CN100548662C/en active Active
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101812772A (en) * | 2010-04-19 | 2010-08-25 | 常州市宏发纵横新材料科技有限公司 | Lashing process for producing carbon fiber fabric |
| CN101818408A (en) * | 2010-04-19 | 2010-09-01 | 常州市宏发纵横新材料科技有限公司 | Production process of carbon fiber warp-knitting unidirectional cloth |
| CN102505341A (en) * | 2011-10-17 | 2012-06-20 | 常州天马集团有限公司 | Manufacturing method of synthetic fiber needled felt with diversion function |
| CN103572644A (en) * | 2012-07-24 | 2014-02-12 | 苏州维艾普新材料有限公司 | Multi-component fibre hybrid composite material felt and preparation method thereof |
| CN102943339A (en) * | 2012-09-24 | 2013-02-27 | 上海飞机制造有限公司 | Three-dimensional carbon fiber fabric structure |
| CN104647662A (en) * | 2013-12-21 | 2015-05-27 | 柳州兴杜工业贸易有限公司 | Coloring method for glass fiber reinforced plastic diversion cover for truck |
| CN104772949A (en) * | 2015-04-22 | 2015-07-15 | 无锡东方高速艇发展有限公司 | Marine high-performance aramid fiber hybrid fabric and manufacturing method thereof |
| CN104859227A (en) * | 2015-04-22 | 2015-08-26 | 无锡东方高速艇发展有限公司 | High-performance glass steel containing aramid fiber and manufacture method thereof |
| CN104859227B (en) * | 2015-04-22 | 2018-06-19 | 无锡东方高速艇发展有限公司 | A kind of high performance fiberglass and its manufacturing method containing aramid fiber |
| CN106012533A (en) * | 2016-05-16 | 2016-10-12 | 常州天马集团有限公司（原建材二五三厂） | Manufacturing method of high-performance synthetic fiber needled felt |
| CN106903936A (en) * | 2017-03-02 | 2017-06-30 | 江南大学 | A kind of high-performance fiber three-dimensional preform forming method |
| CN107323010A (en) * | 2017-07-24 | 2017-11-07 | 常州天马集团有限公司（原建材二五三厂） | A kind of three-dimensional preforming composite fibre and its processing technology |
| CN111793892A (en) * | 2020-07-22 | 2020-10-20 | 常州天马集团有限公司（原建材二五三厂） | Glass fiber composite flow guide warp knitted product |
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|---|---|
| CN100548662C (en) | 2009-10-14 |
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