CN104497492A - Carbon fiber/glass fiber fabric flame-retardant composite helmet shell and preparation method thereof - Google Patents
Carbon fiber/glass fiber fabric flame-retardant composite helmet shell and preparation method thereof Download PDFInfo
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- CN104497492A CN104497492A CN201410817591.1A CN201410817591A CN104497492A CN 104497492 A CN104497492 A CN 104497492A CN 201410817591 A CN201410817591 A CN 201410817591A CN 104497492 A CN104497492 A CN 104497492A
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Abstract
The invention discloses a carbon fiber/glass fiber textile flame-retardant composite helmet shell. The shell is formed by compounding a fiber fabric and a flame-retardant resin, wherein the fiber fabric is composed of carbon fibers and glass fibers; the fiber fabric has a double-sided interlayer structure which consists of an upper layer, a middle layer and a lower layer; the upper layer and the lower layer are woven of carbon fibers; the middle interlayer is made of glass fibers; and the glass fibers and the carbon fibers are connected in a mosaic manner. The fiber fabrics are evenly distributed into the flame-retardant resin. The carbon fibers and the glass fibers are 50-55% of total volume of a helmet. The ratio of mass parts of the carbon fibers to the glass fibers is (1.5-4):1. The carbon fiber/glass fiber textile flame-retardant composite helmet shell has the advantage of structural mechanics design by adopting the reinforced fiber material three-dimensional interlayer structure, the external force impact perpendicular to the helmet can be well resisted, the weight of the helmet shell can be greatly lightened, and the carbon fiber/glass fiber textile flame-retardant composite helmet shell has high puncture resistance performance, lateral rigidity and electrical insulating property.
Description
Technical field
The invention belongs to Material Field, relate to a kind of carbon fibers/fiberglass fabric composite flame-proof headpiece case preparation method.
Background technology
Fire fighter needs when carrying out fire-fighting operation to wear fire hat, to protect fire fighter's head safety.Present fire hat housing technology of preparing mainly adopts the engineering plastics such as polycarbonate through injection moulding or adopts engineering plastics composite glass fibers, resin through the housing of blowing or mechanical compaction.Although the higher and surperficial easy process of the housing production efficiency made via engineering plastics such as polycarbonate, headpiece case is heavier, high temperature resistant poor-performing of Denging; The headpiece case be compositely suppressed to form by engineering plastics such as glass fibre, resin and polycarbonate, although lighter weight, the lower and surperficial needs of production efficiency manually polish and spray paint.
Summary of the invention
The object of this invention is to provide a kind of carbon fibers/fiberglass fabric compound headpiece case
Carbon fibers/fiberglass fabric compound headpiece case provided by the invention, is made up of fabric and flame-retarded resin compound;
Wherein, the fiber forming described fabric is carbon fiber and glass fibre;
The structure of described fabric is double-side sandwich structure, is made up of two-layer and between two-layer up and down intermediate course up and down; Wherein, to be two-layerly up and down made up of carbon fiber knit; Intermediate course is made up of glass fibre; And described glass fibre is connected in embedding mode of knitting with described carbon fiber.
Described fabric is evenly distributed in described flame-retarded resin.
In above-mentioned compound headpiece case, the volume fraction that the fiber forming described fabric accounts for headpiece case cumulative volume is 50%-55%, is specially 53%.
The ratio of quality and the number of copies of described carbon fiber and glass fibre is (1.5 ~ 4): 1, is specially 1.5:1,2.5:1,4:1.
Described flame-retarded resin is selected from least one in fire-retardant epoxy resin, flame-retarded unsaturated polyester resin and flame-proof ethylene base resin.
Tensile strength >=the 620MPa of described helmet body, specifically can be 620MPa or 662MPa; Tensile modulus >=50GPa, specifically can be 50.69GPa or 55.78GPa; Compressive strength >=300MPa, specifically can be 320Mpa or 340Mpa or 361Mpa; Modulus of compression >=40GPa, specifically can be 44.32Gpa or 42.29Gpa or 46.38Gpa.
The method of preparation provided by the invention described carbon fibers/fiberglass fabric compound headpiece case, comprises the steps:
1) after described carbon fiber and glass fibre being cut into the size of mating with the helmet according to proportioning, be placed in preforming tool I surface, and flatten fixing shaping under the air draught suction function produced by mould air draught through hole, obtain preform;
2) obliterating releasing agent in the forming mould II of glue-feeder, by step 1) gained preform is transferred in described forming mould II, vacuumizes and remain on vacuum state, carries out preheating to described forming mould II simultaneously;
3) described forming mould II is injected along described glue-feeder after described flame-retarded resin and solidifying agent being mixed, keep described step 2 in injection process) in vacuum state constant, after injecting glue, forming mould II is cured, after being cooled to the room temperature demoulding, obtains described carbon fibers/fiberglass fabric compound headpiece case.
The step 2 of aforesaid method) in vacuum step, vacuum tightness is-0.08 to-0.1MPa, is specially 0.1MPa;
Described step 3) in, solidifying agent is selected from the one in amine curing agent and methylethyl ketone peroxide; Wherein, described amine curing agent is selected from least one in diethyl amino propylamine, diethylamine, diamino-cyclohexane and m-xylene diamine;
The mass ratio of described flame-retarded resin and solidifying agent is 100:(50-2), be specially 100:20,100:2 or 100:3.
In injecting glue step, need strict maintenance vacuum tightness and the bubble that can not adulterate in glue;
In curing schedule, temperature is 80 DEG C-100 DEG C, and set time is 2h-3h.
The carbon fibers/fiberglass fabric composite flame-proof helmet provided by the invention, because bottom surface double-deck in double-layer interlayer structure all adopts carbon fiber pilotaxitic texture, interlayer adopts erects glass fibre, simultaneously carbon fiber and glass fibre are knitted crosslinked by tubercle point is embedding, ensure that headpiece case is in the intensity of all directions and rigidity.Compared with existing fire hat housing, alleviate the weight of headpiece case by a relatively large margin.Simultaneously owing to have employed the three-dimensional sandwich structure of reinforcing fiber materials, give play to the advantage of theory of structures design, can be good at resisting the external impacts perpendicular to the helmet, and there is higher puncture performance, lateral rigidity, electrical insulating property.
Embodiment
Below in conjunction with specific embodiment, the present invention is further elaborated, but the present invention is not limited to following examples.Described method is ordinary method if no special instructions.Described starting material all can obtain from open commercial sources if no special instructions.
Embodiment 1, preparation carbon fibers/fiberglass fabric composite flame-proof headpiece case
1) mass ratio selecting carbon fiber and glass fibre in carbon fibers/fiberglass double-side sandwich structure fabric in the present embodiment is 2.5:1; Flame-retarded resin is structure-type fire retarding epoxide resin (purchased from Guangzhou Bo Hui company Ai Boke board, production code member is FR640).
Carbon fibers/fiberglass double-side sandwich structure fabric is cut into 600mm × 600mm, totally 3.
2) by 1) in cut carbon fibers/fiberglass structure fabric be placed in preforming tool I surface, and flatten fixing shaping under the air draught suction function produced by mould air draught through hole, be prepared into preform
3) obliterating releasing agent in forming mould II, above-mentioned preform is transferred in forming mould II, connect turnover sebific duct and airway, with greasy bar packaged pair of vacuum bag, sealing glue-feeder, vacuumize the stopping property checking vacuum bag, vacuum tightness reaches-0.1MPa and keeps for some time post-heating mould to 40 DEG C, carries out preheating to mould.
4) mix with mass ratio 5:1 with solidifying agent diethyl amino propylamine after fire retarding epoxide resin being heated to 40 DEG C.After stable etc. die temperature, keep original vacuum tightness constant, infiltrate along glue-feeder injecting glue to fiber after Jiao Kou starts plastic emitting, be sealed into, gum outlet, need in process strictly to keep vacuum tightness and the bubble that can not adulterate in glue.
5) after injecting glue completes, preform is warming up to 80 DEG C of heating 1h, then heat up 90 DEG C of heating 1h, and the cool to room temperature demoulding, trimming are pruned and obtained headpiece case.
This carbon fibers/fiberglass fabric compound headpiece case, is made up of fabric and flame-retarded resin compound;
Wherein, the fiber forming fabric is carbon fiber and glass fibre;
The structure of this fabric is double-side sandwich structure, is made up of two-layer and between two-layer up and down intermediate course up and down; Wherein, to be two-layerly up and down made up of carbon fiber knit; Intermediate course is made up of glass fibre; And glass fibre is connected in embedding mode of knitting with described carbon fiber.Fabric is evenly distributed in flame-retarded resin.Forming the volume fraction that the fiber of fabric accounts for headpiece case cumulative volume is 53%, and the total mass of helmet helmet body is 560g.
Helmet helmet body is unchanged through 260 ± 5 DEG C of resistance toheat experiment helmet surface, carries out resistance to flame and can test the helmet from fiery 5s clock from putting out; Helmet body tensile strength of material 630Mpa after shaping, tensile modulus is 51.31Gpa, compressive strength 340Mpa, and modulus of compression is 44.32Gpa, and helmet helmet body has excellent mechanical property and Practical Performance.
Embodiment 2, preparation carbon fibers/fiberglass fabric composite flame-proof headpiece case
1) mass ratio selecting carbon fiber and glass fibre in carbon fibers/fiberglass double-side sandwich structure fabric in the present embodiment is 1.5:1; Resin system is structure-type flame-retarded unsaturated polyester resin (purchased from prosperous chemical industry goods and materials company limited of Changzhou side, production code member is FX107).
Carbon fibers/fiberglass double-side sandwich structure fabric is cut into 600mm × 600mm, totally 3.
2) by 1) in cut carbon fibers/fiberglass structure fabric be placed in preforming tool I surface, and flatten fixing shaping under the air draught suction function produced by mould air draught through hole, be prepared into preform
3) obliterating releasing agent in forming mould II, above-mentioned preform is transferred in forming mould II, connect turnover sebific duct and airway, with greasy bar packaged pair of vacuum bag, sealing glue-feeder, vacuumize the stopping property checking vacuum bag, vacuum tightness reaches-0.1MPa and keeps for some time post-heating mould to 40 DEG C, carries out preheating to mould.
4) mix with mass ratio 100:2 with solidifying agent methylethyl ketone peroxide after flame-retarded unsaturated polyester resin being heated to 40 DEG C.After stable etc. die temperature, keep original vacuum tightness constant, infiltrate along glue-feeder injecting glue to fiber after Jiao Kou starts plastic emitting, be sealed into, gum outlet, need in process strictly to keep vacuum tightness and the bubble that can not adulterate in glue.
5) after injecting glue completes, heated up by preform 100 DEG C and heat 3h, the cool to room temperature demoulding, trimming are pruned and are obtained headpiece case.
This carbon fibers/fiberglass fabric compound headpiece case, is made up of fabric and flame-retarded resin compound;
Wherein, the fiber forming fabric is carbon fiber and glass fibre;
The structure of this fabric is double-side sandwich structure, is made up of two-layer and between two-layer up and down intermediate course up and down; Wherein, to be two-layerly up and down made up of carbon fiber knit; Intermediate course is made up of glass fibre; And glass fibre is connected in embedding mode of knitting with described carbon fiber.Fabric is evenly distributed in flame-retarded resin.Forming the volume fraction that the fiber of fabric accounts for headpiece case cumulative volume is 55%, and the total mass of helmet helmet body is 550g.
Helmet helmet body is unchanged through 260 ± 5 DEG C of resistance toheat experiment helmet surface, carries out resistance to flame and can test the helmet from fiery 5s clock from putting out; Helmet body tensile strength of material 620Mpa after shaping, tensile modulus is 50.69Gpa, compressive strength 320Mpa, and modulus of compression is 42.29Gpa, and helmet helmet body has excellent mechanical property and Practical Performance.
Embodiment 3, preparation carbon fibers/fiberglass fabric composite flame-proof headpiece case
1) mass ratio selecting carbon fiber and glass fibre in carbon fibers/fiberglass double-side sandwich structure fabric in the present embodiment is 4:1; Flame-retarded resin is structure-type flame-proof ethylene base resin (purchased from Jiangsu Yangtze River Delta Fine Chemical Co., Ltd, production code member is CSJ1909);
Carbon fibers/fiberglass double-side sandwich structure fabric is cut into 600mm × 600mm, totally 3.
2) by 1) in cut carbon fibers/fiberglass structure fabric be placed in preforming tool I surface, and flatten fixing shaping under the air draught suction function produced by mould air draught through hole, be prepared into preform
3) obliterating releasing agent in forming mould II, above-mentioned preform is transferred in forming mould II, connect turnover sebific duct and airway, with greasy bar packaged pair of vacuum bag, sealing glue-feeder, vacuumize the stopping property checking vacuum bag, vacuum tightness reaches-0.1MPa and keeps for some time post-heating mould to 40 DEG C, carries out preheating to mould.
4) mix with mass ratio 100:3 with methylethyl ketone peroxide solidifying agent after flame-retarded unsaturated polyester resin being heated to 40 DEG C.After stable etc. die temperature, keep original vacuum tightness constant, infiltrate along glue-feeder injecting glue to fiber after Jiao Kou starts plastic emitting, be sealed into, gum outlet, need in process strictly to keep vacuum tightness and the bubble that can not adulterate in glue.
5) after injecting glue completes, heated up by preform 100 DEG C and heat 3h, the cool to room temperature demoulding, trimming are pruned and are obtained headpiece case.
This carbon fibers/fiberglass fabric compound headpiece case, is made up of fabric and flame-retarded resin compound;
Wherein, the fiber forming fabric is carbon fiber and glass fibre;
The structure of this fabric is double-side sandwich structure, is made up of two-layer and between two-layer up and down intermediate course up and down; Wherein, to be two-layerly up and down made up of carbon fiber knit; Intermediate course is made up of glass fibre; And glass fibre is connected in embedding mode of knitting with described carbon fiber.Fabric is evenly distributed in flame-retarded resin.Forming the volume fraction that the fiber of fabric accounts for headpiece case cumulative volume is 50%, and the total mass of helmet helmet body is 580g.
Helmet helmet body is unchanged through 260 ± 5 DEG C of resistance toheat experiment helmet surface, carries out resistance to flame and can test the helmet from fiery 5s clock from putting out; Helmet body tensile strength of material 662Mpa after shaping, tensile modulus is 55.78Gpa, compressive strength 361Mpa, and modulus of compression is 46.38Gpa, and helmet helmet body has excellent mechanical property and Practical Performance.
Claims (8)
1. a carbon fibers/fiberglass fabric compound headpiece case, is made up of fabric and flame-retarded resin compound;
Wherein, the fiber forming described fabric is carbon fiber and glass fibre;
The structure of described fabric is double-side sandwich structure, is made up of two-layer and between two-layer up and down intermediate course up and down; Wherein, to be two-layerly up and down made up of carbon fiber knit; Intermediate course is made up of glass fibre; And described glass fibre is connected in embedding mode of knitting with described carbon fiber;
Described fabric is evenly distributed in described flame-retarded resin.
2. housing according to claim 1, is characterized in that: the volume fraction that the fiber forming described fabric accounts for headpiece case cumulative volume is 50-55%.
3. housing according to claim 1 and 2, is characterized in that: the ratio of quality and the number of copies of described carbon fiber and glass fibre is (1.5 ~ 4): 1.
4., according to the arbitrary described housing of claim 1-3, it is characterized in that: described flame-retarded resin is selected from least one in fire-retardant epoxy resin, flame-retarded unsaturated polyester resin and flame-proof ethylene base resin.
5., according to the arbitrary described housing of claim 1-4, it is characterized in that: the tensile strength >=620MPa of described carbon fibers/fiberglass fabric compound headpiece case, tensile modulus >=50GPa, compressive strength >=300MPa, modulus of compression >=40GPa.
6. prepare a method for arbitrary described carbon fibers/fiberglass fabric compound headpiece case in claim 1-5, comprise the steps:
1) after described carbon fiber and glass fibre being cut into the size of mating with the helmet according to proportioning, be placed in preforming tool I surface, and flatten fixing shaping under the air draught suction function produced by mould air draught through hole, obtain preform;
2) obliterating releasing agent in the forming mould II of glue-feeder, by step 1) gained preform is transferred in described forming mould II, vacuumizes and remain on vacuum state, carries out preheating to described forming mould II simultaneously;
3) described forming mould II is injected along described glue-feeder after described flame-retarded resin and solidifying agent being mixed, keep described step 2 in injection process) in vacuum state constant, after injecting glue, forming mould II is cured, after being cooled to the room temperature demoulding, obtains described carbon fibers/fiberglass fabric compound headpiece case.
7. method according to claim 6, is characterized in that: described step 3) in solidifying agent be one in amine curing agent and methylethyl ketone peroxide; Wherein, described amine curing agent is selected from least one in diethyl amino propylamine, diethylamine, diamino-cyclohexane and m-xylene diamine;
The mass ratio of described flame-retarded resin and solidifying agent is 100:(50-2).
8. the method according to claim 5 or 6, is characterized in that: described step 2) in vacuum step, vacuum tightness is-0.08 to-0.1MPa;
Described step 3) in curing schedule, temperature is 80 DEG C-100 DEG C, and set time is 2h-3h.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105150554A (en) * | 2015-09-09 | 2015-12-16 | 郑州翎羽新材料有限公司 | Preparation method of continuous fiber and composite plastic helmets |
| CN105328918A (en) * | 2015-12-15 | 2016-02-17 | 北京金轮沃德科技有限公司 | Helmet body forming method of fire fighting helmet |
| CN107573646A (en) * | 2017-09-30 | 2018-01-12 | 中央军委后勤保障部军需装备研究所 | The preparation method of the fire extinguishing helmet and put out a fire headpiece case and headpiece case of putting out a fire |
| CN108068360A (en) * | 2018-01-26 | 2018-05-25 | 山东星火科学技术研究院 | A kind of preparation method of ultralight Graphene helmet |
| CN108515746A (en) * | 2018-02-02 | 2018-09-11 | 哈尔滨工程大学 | A kind of fire proofing and preparation method based on fireproof coating |
| CN108530838A (en) * | 2018-04-20 | 2018-09-14 | 江苏澳盛复合材料科技有限公司 | A kind of carbon fiber and glass fiber reinforced epoxy resin composite material and preparation method |
| CN109705474A (en) * | 2018-12-26 | 2019-05-03 | 金旸（厦门）新材料科技有限公司 | A kind of carbon glass composite fiber reinforcement polypropylene material and preparation method thereof |
| CN114571711A (en) * | 2022-02-15 | 2022-06-03 | 哈尔滨工程大学 | Method for reinforcing water rocket shell |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105150554A (en) * | 2015-09-09 | 2015-12-16 | 郑州翎羽新材料有限公司 | Preparation method of continuous fiber and composite plastic helmets |
| CN105328918A (en) * | 2015-12-15 | 2016-02-17 | 北京金轮沃德科技有限公司 | Helmet body forming method of fire fighting helmet |
| CN105328918B (en) * | 2015-12-15 | 2017-10-24 | 北京金轮沃德科技有限公司 | A kind of body formed method of helmet for fire hat |
| CN107573646A (en) * | 2017-09-30 | 2018-01-12 | 中央军委后勤保障部军需装备研究所 | The preparation method of the fire extinguishing helmet and put out a fire headpiece case and headpiece case of putting out a fire |
| CN108068360A (en) * | 2018-01-26 | 2018-05-25 | 山东星火科学技术研究院 | A kind of preparation method of ultralight Graphene helmet |
| CN108515746A (en) * | 2018-02-02 | 2018-09-11 | 哈尔滨工程大学 | A kind of fire proofing and preparation method based on fireproof coating |
| CN108530838A (en) * | 2018-04-20 | 2018-09-14 | 江苏澳盛复合材料科技有限公司 | A kind of carbon fiber and glass fiber reinforced epoxy resin composite material and preparation method |
| CN108530838B (en) * | 2018-04-20 | 2021-02-23 | 江苏澳盛复合材料科技有限公司 | Carbon fiber and glass fiber reinforced epoxy resin composite material and preparation method thereof |
| CN109705474A (en) * | 2018-12-26 | 2019-05-03 | 金旸（厦门）新材料科技有限公司 | A kind of carbon glass composite fiber reinforcement polypropylene material and preparation method thereof |
| CN114571711A (en) * | 2022-02-15 | 2022-06-03 | 哈尔滨工程大学 | Method for reinforcing water rocket shell |
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