CN105037654A - Carbon fiber composite for bicycle frame and preparation method thereof - Google Patents
Carbon fiber composite for bicycle frame and preparation method thereof Download PDFInfo
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- CN105037654A CN105037654A CN201510455374.7A CN201510455374A CN105037654A CN 105037654 A CN105037654 A CN 105037654A CN 201510455374 A CN201510455374 A CN 201510455374A CN 105037654 A CN105037654 A CN 105037654A
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Abstract
The invention discloses a carbon fiber composite for a bicycle frame and a preparation method thereof. The carbon fiber composite comprises the following components in parts by weight: 30-40 parts of carbon fiber, 3-8 parts of magnalium, 1.5-3.8 parts of titanium dioxide, 4-10 parts of acrylate resin, 2-5 parts of ethyl cellulose, 6-10 parts of polyamide fiber, 2-4 parts of polyacrylonitrile-based carbon fiber, 3-5 parts of acrylonitrile, 0.8-3.6 parts of n-methyl-2-pyrrolidone, 0.6-1.8 parts of polyethylene wax, 0.5-2.1 parts of triethanolamine oleate, 0.6-1.4 parts of aluminium oxide, 0.7-2.2 parts of glyceryl monostearate, 2-4 parts of a plasticizer, 2-5 parts of filler and 0.5-2.5 parts of an antioxidant. According to the composite, carbon fiber is adopted as the main material, and magnalium and a resin material are added, so that the cost of the composite is reduced while the excellent property is maintained, the composite is sensitive, light and handy and high in rigidity, and the comfort level of a rider during riding is greatly improved.
Description
Technical field
The invention belongs to bike technical field of composite materials, be specifically related to a kind of cycle frame carbon-fibre composite and preparation method thereof.
Background technology
Cycling is a kind of endurance aerobic exercise that can improve people's cardio-pulmonary function.Vehicle frame is the soul of bike, good bicycle frame must meet lightweight, intensity is enough, high three conditions of rigidity.As the car type of cycling, yes that weight is more light better, so just more laborsavingly rides faster; Intensity enough refers to that vehicle frame does not have the bending safety worries of fracture under the driving of high strength; Rigidity is high refers to that vehicle frame will reach firmly, sometimes perhaps the vehicle frame of a poor rigidity does not have safety worries, but ride vehicle frame strength and be conducted through difference, make rider trample car and drag heavy sensation, even enough light, enough strong vehicle frames but rigidity cross difference this still to study carefully be a underproof sports bicycle.The vehicle frame production technique of top sports bicycle is extremely complicated, as the aluminum vehicle frame of UCC sports bicycle, take integral molding techniques, extract from monoblock aluminium ingot, whole vehicle frame will experience 200 multiple tracks production process, is very different with the welded frame of ordinary bicycle.This is also the core place that sports bicycle performance is better than ordinary bicycle.In commercially available car type, the vehicle frame material that can meet above-mentioned good vehicle frame standard has: aluminium alloy, carbon fiber, titanium alloy and alloy steel products four kinds.The texture that drives of aluminium alloy belongs to sensitive light and handy, high rigidity, but also conveyed the dynamic respons of the every a wee bit in ground simultaneously, and slightly sacrifices comfortableness.
The characteristic of carbon fiber is compared with tool elasticity, drives stable, long-distance the cruising of sense and continue that sense is good, comfortableness is high.The very similar aluminium alloy of characteristic of titanium alloy and the comprehensive of carbon fiber, it can have the elasticity of similar carbon fiber also can enjoy light and handy and rigidity as aluminium alloy, but these benefits are all able to just can reach far above the price of other material.
Summary of the invention
The object of the invention is the substitute products seeking titanium alloy, a kind of cycle frame carbon-fibre composite and preparation method thereof is provided, this matrix material is based on carbon fiber, add magnalium and resin material, the cost of matrix material is reduced while keeping excellent properties, matrix material is lightly sensitive, and rigidity is high, significantly promotes comfort level of riding.
To achieve these goals, the technique means that the present invention adopts is:
Cycle frame carbon-fibre composite, component and and the massfraction of each component as follows: 30 ~ 40 parts, carbon fiber, magnalium 3 ~ 8 parts, titanium dioxide 1.5 ~ 3.8 parts, acrylate resin 4 ~ 10 parts, ethyl cellulose 2 ~ 5 parts, poly-phthalein amine fiber 6 ~ 10 parts, carbon fibre 2 ~ 4 parts, vinyl cyanide 3 ~ 5 parts, N-Methyl pyrrolidone 0.8 ~ 3.6 part, polyethylene wax 0.6 ~ 1.8 part, triethanolamine oleate 0.5 ~ 2.1 part, aluminium sesquioxide 0.6 ~ 1.4 part, glyceryl monostearate 0.7 ~ 2.2 part, 2 ~ 4 parts, softening agent, filler 2 ~ 5 parts, 0.5 ~ 2.5 part, oxidation inhibitor.
Described oxidation inhibitor is oxidation inhibitor DLPP or antioxidant 1076.
Described softening agent is clorafin.
Described filler is nano-calcium carbonate or organo montmorillonite.
In described magnalium, the mass ratio of magnesium is 20 ~ 40%, remaining as aluminium.
Described cycle frame carbon-fibre composite, component and and the massfraction of each component be preferably as follows: 35 parts, carbon fiber, magnalium 5.5 parts, titanium dioxide 2.6 parts, acrylate resin 7 parts, ethyl cellulose 3.5 parts, poly-phthalein amine fiber 8 parts, carbon fibre 3 parts, vinyl cyanide 4 parts, N-Methyl pyrrolidone 2.7 parts, polyethylene wax 1.2 parts, triethanolamine oleate 1.3 parts, aluminium sesquioxide 1 part, glyceryl monostearate 1.4 parts, 3 parts, softening agent, filler 3.5 parts, 1.5 parts, oxidation inhibitor.
The preparation method of described cycle frame carbon-fibre composite, comprises the steps:
1) acrylate resin, ethyl cellulose, poly-phthalein amine fiber, carbon fibre, vinyl cyanide, N-Methyl pyrrolidone, polyethylene wax, triethanolamine oleate, glyceryl monostearate and oxidation inhibitor are joined in proportion in high speed mixing machine and mixes, rotating speed 600 ~ 900rpm, mixing 1 ~ 3h;
2) mixture step 1) obtained and carbon fiber consolute 10 ~ 30min at 300 ~ 400 DEG C, join together with filler in forcing machine with magnalium, titanium dioxide, aluminium sesquioxide, softening agent, at 350 ~ 380 DEG C, melting mixing is extruded, and cooling granulation obtains cycle frame carbon-fibre composite.
Step 1) medium speed is preferably 800rpm, mixing 2h.
Beneficial effect: cycle frame carbon-fibre composite provided by the invention, this matrix material is based on carbon fiber, add magnalium and resin material, the cost of matrix material is reduced while keeping excellent properties, matrix material is lightly sensitive, rigidity is high, significantly promotes comfort level of riding.
Embodiment
In the magnalium adopted in following examples, the mass ratio of magnesium is 30%.All the other components all obtain by commercial sources.
Embodiment 1
Cycle frame carbon-fibre composite, component and and the massfraction of each component as follows: 30 parts, carbon fiber, magnalium 3 parts, titanium dioxide 1.5 parts, acrylate resin 4 parts, ethyl cellulose 2 parts, poly-phthalein amine fiber 6 parts, carbon fibre 2 parts, vinyl cyanide 3 parts, N-Methyl pyrrolidone 0.8 part, polyethylene wax 0.6 part, triethanolamine oleate 0.5 part, aluminium sesquioxide 0.6 part, glyceryl monostearate 0.7 part, softening agent clorafin 2 parts, filler nanometer calcium carbonate 2 parts, antioxidant 1076 0.5 part.
Preparation method, comprises the steps:
1) acrylate resin, ethyl cellulose, poly-phthalein amine fiber, carbon fibre, vinyl cyanide, N-Methyl pyrrolidone, polyethylene wax, triethanolamine oleate, glyceryl monostearate and oxidation inhibitor are joined in proportion in high speed mixing machine and mixes, rotating speed 800rpm, mixing 2h;
2) mixture step 1) obtained and carbon fiber consolute 20min at 350 DEG C, join together with filler in forcing machine with magnalium, titanium dioxide, aluminium sesquioxide, softening agent, at 360 DEG C, melting mixing is extruded, and cooling granulation obtains cycle frame carbon-fibre composite.
Embodiment 2
Cycle frame carbon-fibre composite, component and and the massfraction of each component as follows: 40 parts, carbon fiber, magnalium 8 parts, titanium dioxide 3.8 parts, acrylate resin 10 parts, ethyl cellulose 5 parts, poly-phthalein amine fiber 10 parts, carbon fibre 4 parts, vinyl cyanide 5 parts, N-Methyl pyrrolidone 3.6 parts, polyethylene wax 1.8 parts, triethanolamine oleate 2.1 parts, aluminium sesquioxide 1.4 parts, glyceryl monostearate 2.2 parts, softening agent clorafin 4 parts, filler organo montmorillonite 5 parts, oxidation inhibitor DLPP2.5 part.
Preparation method, comprises the steps:
1) acrylate resin, ethyl cellulose, poly-phthalein amine fiber, carbon fibre, vinyl cyanide, N-Methyl pyrrolidone, polyethylene wax, triethanolamine oleate, glyceryl monostearate and oxidation inhibitor are joined in proportion in high speed mixing machine and mixes, rotating speed 800rpm, mixing 2h;
2) mixture step 1) obtained and carbon fiber consolute 20min at 350 DEG C, join together with filler in forcing machine with magnalium, titanium dioxide, aluminium sesquioxide, softening agent, at 360 DEG C, melting mixing is extruded, and cooling granulation obtains cycle frame carbon-fibre composite.
Embodiment 3
Cycle frame carbon-fibre composite, component and and the massfraction of each component as follows: 32 parts, carbon fiber, magnalium 4 parts, titanium dioxide 1.9 parts, acrylate resin 5 parts, ethyl cellulose 3 parts, poly-phthalein amine fiber 7 parts, carbon fibre 3 parts, vinyl cyanide 3.5 parts, N-Methyl pyrrolidone 1.2 parts, polyethylene wax 1.3 parts, triethanolamine oleate 0.9 part, aluminium sesquioxide 0.8 part, glyceryl monostearate 1.5 parts, softening agent clorafin 3 parts, filler nanometer calcium carbonate 3 parts, antioxidant 1076 1.2 parts.
Preparation method, comprises the steps:
1) acrylate resin, ethyl cellulose, poly-phthalein amine fiber, carbon fibre, vinyl cyanide, N-Methyl pyrrolidone, polyethylene wax, triethanolamine oleate, glyceryl monostearate and oxidation inhibitor are joined in proportion in high speed mixing machine and mixes, rotating speed 800rpm, mixing 2h;
2) mixture step 1) obtained and carbon fiber consolute 20min at 350 DEG C, join together with filler in forcing machine with magnalium, titanium dioxide, aluminium sesquioxide, softening agent, at 360 DEG C, melting mixing is extruded, and cooling granulation obtains cycle frame carbon-fibre composite.
Embodiment 4
Cycle frame carbon-fibre composite, component and and the massfraction of each component as follows: 38 parts, carbon fiber, magnalium 7 parts, titanium dioxide 3.3 parts, acrylate resin 8 parts, ethyl cellulose 4 parts, poly-phthalein amine fiber 9 parts, carbon fibre 3 parts, vinyl cyanide 4 parts, N-Methyl pyrrolidone 2.8 parts, polyethylene wax 1.5 parts, triethanolamine oleate 1.7 parts, aluminium sesquioxide 1.1 parts, glyceryl monostearate 1.9 parts, softening agent clorafin 3 parts, filler nanometer calcium carbonate 4 parts, oxidation inhibitor DLPP2.2 part.
Preparation method, comprises the steps:
1) acrylate resin, ethyl cellulose, poly-phthalein amine fiber, carbon fibre, vinyl cyanide, N-Methyl pyrrolidone, polyethylene wax, triethanolamine oleate, glyceryl monostearate and oxidation inhibitor are joined in proportion in high speed mixing machine and mixes, rotating speed 800rpm, mixing 2h;
2) mixture step 1) obtained and carbon fiber consolute 20min at 350 DEG C, join together with filler in forcing machine with magnalium, titanium dioxide, aluminium sesquioxide, softening agent, at 360 DEG C, melting mixing is extruded, and cooling granulation obtains cycle frame carbon-fibre composite.
Embodiment 5
Cycle frame carbon-fibre composite, component and and the massfraction of each component as follows: 35 parts, carbon fiber, magnalium 5.5 parts, titanium dioxide 2.6 parts, acrylate resin 7 parts, ethyl cellulose 3.5 parts, poly-phthalein amine fiber 8 parts, carbon fibre 3 parts, vinyl cyanide 4 parts, N-Methyl pyrrolidone 2.7 parts, polyethylene wax 1.2 parts, triethanolamine oleate 1.3 parts, aluminium sesquioxide 1 part, glyceryl monostearate 1.4 parts, 3 parts, softening agent, filler nanometer calcium carbonate 3.5 parts, oxidation inhibitor DLPP1.5 part.
Preparation method, comprises the steps:
1) acrylate resin, ethyl cellulose, poly-phthalein amine fiber, carbon fibre, vinyl cyanide, N-Methyl pyrrolidone, polyethylene wax, triethanolamine oleate, glyceryl monostearate and oxidation inhibitor are joined in proportion in high speed mixing machine and mixes, rotating speed 800rpm, mixing 2h;
2) mixture step 1) obtained and carbon fiber consolute 20min at 350 DEG C, join together with filler in forcing machine with magnalium, titanium dioxide, aluminium sesquioxide, softening agent, at 360 DEG C, melting mixing is extruded, and cooling granulation obtains cycle frame carbon-fibre composite.
The performance test results of cycle frame carbon-fibre composite prepared by embodiment 1 ~ 5 is in table 1.Testing method is respectively: density GB/T1033-1986, tensile strength GB/T1040-1992, elongation GB/T1040-1992, flexural strength GB/T9341-2000, notched Izod impact strength GB/T1843-1996.
Table 1:
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | |
| Density/(g/cm3) | 2.37 | 2.29 | 2.07 | 1.91 | 1.86 |
| Tensile strength/MPa | 42.1 | 45.8 | 49.6 | 51.9 | 62.8 |
| Elongation/% | 339 | 341 | 384 | 391 | 427 |
| Flexural strength/MPa | 36.1 | 34.2 | 39.8 | 41.4 | 54.8 |
| Notched Izod impact strength/(J/m, 23 DEG C) | 519 | 527 | 585 | 592 | 671 |
Claims (8)
1. cycle frame carbon-fibre composite, it is characterized in that component and and the massfraction of each component as follows: 30 ~ 40 parts, carbon fiber, magnalium 3 ~ 8 parts, titanium dioxide 1.5 ~ 3.8 parts, acrylate resin 4 ~ 10 parts, ethyl cellulose 2 ~ 5 parts, poly-phthalein amine fiber 6 ~ 10 parts, carbon fibre 2 ~ 4 parts, vinyl cyanide 3 ~ 5 parts, N-Methyl pyrrolidone 0.8 ~ 3.6 part, polyethylene wax 0.6 ~ 1.8 part, triethanolamine oleate 0.5 ~ 2.1 part, aluminium sesquioxide 0.6 ~ 1.4 part, glyceryl monostearate 0.7 ~ 2.2 part, 2 ~ 4 parts, softening agent, filler 2 ~ 5 parts, 0.5 ~ 2.5 part, oxidation inhibitor.
2. cycle frame carbon-fibre composite according to claim 1, is characterized in that: described oxidation inhibitor is oxidation inhibitor DLPP or antioxidant 1076.
3. cycle frame carbon-fibre composite according to claim 1, is characterized in that: described softening agent is clorafin.
4. cycle frame carbon-fibre composite according to claim 1, is characterized in that: described filler is nano-calcium carbonate or organo montmorillonite.
5. cycle frame carbon-fibre composite according to claim 1, is characterized in that: in described magnalium, the mass ratio of magnesium is 20 ~ 40%, remaining as aluminium.
6. cycle frame carbon-fibre composite according to claim 1, it is characterized in that component and and the massfraction of each component as follows: 35 parts, carbon fiber, magnalium 5.5 parts, titanium dioxide 2.6 parts, acrylate resin 7 parts, ethyl cellulose 3.5 parts, poly-phthalein amine fiber 8 parts, carbon fibre 3 parts, vinyl cyanide 4 parts, N-Methyl pyrrolidone 2.7 parts, polyethylene wax 1.2 parts, triethanolamine oleate 1.3 parts, aluminium sesquioxide 1 part, glyceryl monostearate 1.4 parts, 3 parts, softening agent, filler 3.5 parts, 1.5 parts, oxidation inhibitor.
7. the preparation method of cycle frame carbon-fibre composite described in any one in claim 1 ~ 6, is characterized in that comprising the steps:
1) acrylate resin, ethyl cellulose, poly-phthalein amine fiber, carbon fibre, vinyl cyanide, N-Methyl pyrrolidone, polyethylene wax, triethanolamine oleate, glyceryl monostearate and oxidation inhibitor are joined in proportion in high speed mixing machine and mixes, rotating speed 600 ~ 900rpm, mixing 1 ~ 3h;
2) mixture step 1) obtained and carbon fiber consolute 10 ~ 30min at 300 ~ 400 DEG C, join together with filler in forcing machine with magnalium, titanium dioxide, aluminium sesquioxide, softening agent, at 350 ~ 380 DEG C, melting mixing is extruded, and cooling granulation obtains cycle frame carbon-fibre composite.
8. the preparation method of cycle frame carbon-fibre composite according to claim 7, is characterized in that: step 1) medium speed is 800rpm, mixing 2h.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510455374.7A CN105037654A (en) | 2015-07-30 | 2015-07-30 | Carbon fiber composite for bicycle frame and preparation method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102069543A (en) * | 2009-11-20 | 2011-05-25 | 合肥杰事杰新材料有限公司 | Method for preparing bicycle frame from long-fiber reinforced thermoplastic composite material through on-line direct molding |
| CN102582751A (en) * | 2012-02-20 | 2012-07-18 | 泰山体育产业集团有限公司 | Composite frame pipe of bicycle |
| CN104448729A (en) * | 2014-11-24 | 2015-03-25 | 天津市大城工贸有限公司 | Carbon fiber composite material for bicycle and preparation method thereof |
| CN104512506A (en) * | 2013-09-27 | 2015-04-15 | 嘉豪（天津）复合材料有限公司 | Carbon fiber bicycle frame provided with filling material |
-
2015
- 2015-07-30 CN CN201510455374.7A patent/CN105037654A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102069543A (en) * | 2009-11-20 | 2011-05-25 | 合肥杰事杰新材料有限公司 | Method for preparing bicycle frame from long-fiber reinforced thermoplastic composite material through on-line direct molding |
| CN102582751A (en) * | 2012-02-20 | 2012-07-18 | 泰山体育产业集团有限公司 | Composite frame pipe of bicycle |
| CN104512506A (en) * | 2013-09-27 | 2015-04-15 | 嘉豪（天津）复合材料有限公司 | Carbon fiber bicycle frame provided with filling material |
| CN104448729A (en) * | 2014-11-24 | 2015-03-25 | 天津市大城工贸有限公司 | Carbon fiber composite material for bicycle and preparation method thereof |
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