CN106523511A - Preparation method of high-rigidity composite material transmission shaft - Google Patents
Preparation method of high-rigidity composite material transmission shaft Download PDFInfo
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- CN106523511A CN106523511A CN201611007015.6A CN201611007015A CN106523511A CN 106523511 A CN106523511 A CN 106523511A CN 201611007015 A CN201611007015 A CN 201611007015A CN 106523511 A CN106523511 A CN 106523511A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C3/00—Shafts; Axles; Cranks; Eccentrics
- F16C3/02—Shafts; Axles
- F16C3/026—Shafts made of fibre reinforced resin
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/06—Elements
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
- F16D3/16—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts
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- Chemical & Material Sciences (AREA)
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Moulding By Coating Moulds (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
- Golf Clubs (AREA)
Abstract
The invention discloses a preparation method of a high-rigidity composite material transmission shaft, belongs to the technical field of carbon fiber composite materials, and particularly relates to a composite transmission shaft with functional grapheme modified resin as a base body and adopting different grades of carbon fiber for winding and a preparation method of the composite material transmission shaft. High-strength fiber is adopted for hoop winding, high-modulus fiber is adopted for spiral winding, the strength and rigidity in all directions of the composite material are adjusted and controlled, the performance advantages of the various kinds of fiber are brought into full play, the cost performance is high, and the integral rigidity of the composite material is improved. In addition, by the adoption of the functional grapheme modified resin system, interface combination of the resin and carbon fiber is improved, and the integral rigidity of the composite material is further improved. The composite material transmission shaft prepared through the preparation method has the advantages of being high in rigidity, excellent in torsional property, high in production efficiency, low in cost and the like, and has a wide application prospect in the fields of automobile industry, transmission machines and the like.
Description
Technical field
The present invention relates to a kind of carbon fibre composite and preparation method thereof, specifically a kind of to be changed with functionalization graphene
Property resin based on and composite material transmission shaft using different grade carbon fiber windings and preparation method thereof.
Background technology
Traditionally truck drive shaft mostly is metal material, and metal drive shaft has many good qualities, and such as good toughness, yield strength are high
Deng, but also have disadvantages that, such as quality weight, corrosion-resistant, non-renewable etc..Automotive light weight technology is that new-energy automobile is promoted
With an urgent demand for using, it is effective measures of automobile loss of weight using the high new material of specific modulus and specific strength.Carbon fiber
Composite has a light weight, and specific modulus is big, and specific strength is big, the advantage such as thermal coefficient of expansion is little, it is possible to increase rotating speed of transmission shaft, same
When save fuel oil, become the ideal material for preparing Automobile Drive Shaft of new generation.At this stage, Carbon Fiber Composite Propeller Shaft is wide
It is general to be applied to the fields such as Aero-Space, wind power generation, big machinery, ship and high-end car.The carbon of German CENTA companies production
Fibrous composite power transmission shaft is extensively applied in the whole world, and its product is mainly used in marine propulsion system；In automobile especially
In superior automobile and racing car, Carbon Fiber Composite Propeller Shaft is good due to its light weight, damping noise abatement performance, can improve output work
The characteristics of rate, so the full-sized car company such as benz, BMW, Reynolds all begins to use which to replace traditional metal materials in succession at present
Power transmission shaft.
Power transmission shaft is one of vital part of transmission torque in car transmissions, and whether its service behaviour directly affects which
Normal work.In car running process, power transmission shaft can bend and reverse, if composite material transmission shaft torsional rigidity, curved
Qu Qiangdu is not enough, axis body end can be caused to produce excessive deformation, cause mechanical system intense vibration, causes the mechanical system cannot
It is normal to run.Therefore have to be designed and optimization the rigidity and torsional property of composite material transmission shaft axial direction.To realize
The regulation and control of composite material transmission shaft all directions strength and stiffness, prepare the composite material transmission shaft of high performance-price ratio, adopt and mix fibre
Dimension composite is a kind of possible technique approach, i.e., played every kind of as the reinforcement of matrix by two or more fiber
The advantage of the respective performance of fiber, to realize the optimization of composite all directions combination property, it is possible to obtain radial strength and
The best match of axial rigidity.
The content of the invention
The present invention can not have the technical problem of ring high intensity and axial high rigidity simultaneously to solve existing winding arrangement,
Carbon fiber hybrid wound composite power transmission shaft of a kind of controllable ring intensity and axial rigidity and preparation method thereof is provided.This
Invent poor to solve the problems, such as carbon fiber and resin matrix interface cohesion, adopt the epoxy-resin systems containing functionalization graphene
Impregnated, improved interface cohesion between epoxy resin and carbon fiber, while strengthening functionalization graphene as composite
Body, plays the advantage of its mechanical property, further improves the integral rigidity of composite material transmission shaft.
For this purpose, the present invention provides a kind of preparation method of high rigidity composite material transmission shaft, the power transmission shaft is by central siphon, flexible
Set and universal joint are constituted, and its central siphon main body internal layer and outer layer adopt spiral winding, main body internal layer using ring winding, intermediate layer
It is high strength fibre with outer layer material therefor, fiber used by main body intermediate layer is high modulus fibre；Functionalization is contained by dipping
The epoxy-resin systems of Graphene, improve interface cohesion between carbon fiber and resin.
The present invention provides a kind of preparation method of high rigidity composite material transmission shaft, and the method contains following steps：Step
One：Functionalization graphene is added in liquid diluent, is stirred 1～2 hour at 50～60 DEG C, ultrasound point after stirring
Dissipate 1～3 hour, then mixed liquor is added in epoxy resin, firming agent mix homogeneously is subsequently added, in 50～60 DEG C of vacuum
Bubble is extracted in baking oven, accelerator is then added, stir winding resin matrix needed for being obtained；
Step 2：The volume fraction that composite material transmission shaft main body is accounted for by carbon fiber is 60%～75%, by high intensity and
High modulus carbon fiber is impregnated with winding resin matrix obtained above；
Step 3：By carbon fiber and graphite alkene obtained above collaboration reinforcing material be wound on the core of rotation, internal layer and
Outer layer presses ring winding, and spiral winding is pressed in intermediate layer, and ring winding adopts high strength fibre, and spiral winding is fine using high-moduluss carbon
Dimension, wherein intermediate layer winding angle are 20 °～45 °, and winding pattern is spiral line type, and the fiber of winding is at cardan-shaft tube two ends
The cross point repeated of outside is 1～5, and winding tension radially gradually successively decreases from inside to outside, often winds one layer of tension force and successively decreases 1
～3N, winding finish after through solidification, the demoulding, after the prepared certain size of machining composite material transmission shaft main body.
Currently preferred technical scheme be the epoxy resin for bis-phenol A glycidyl ether, Bisphenol F glycidyl ether or
One or more of glycidyl ester type epoxy resin；The firming agent is one or more of the aromatic amine of blending low melting point；
The diluent is one or more of (+)-2,3-Epoxy-1-propanol ethers reactive diluent；The accelerator is that imidazoles or tertiary amines promote
Agent one or more.
It is 20 °～45 ° that the further preferred technical scheme of the present invention is the intermediate layer winding angle, and winding pattern is spiral shell
Spin line type, the cross point that the fiber of winding repeats on the outside of cardan-shaft tube two ends are 1～5, winding tension radially by
Gradually successively decrease from inside to outside, per layer of 1～3N that successively decreases.
Present invention technical scheme still more preferably is that the volume fraction that carbon fiber accounts for composite material transmission shaft main body is
60%～75%.
Present invention technical scheme still more preferably is that the solidification of transmission shaft main body is revolved using 10～20rpm/min low speed
Turn solidification, curing process is 80～100 DEG C of precuring 1～3 hour, then 120～150 DEG C of isothermal curings 2～5 hours, finally
150～180 DEG C of solidify afterwards 6～8 hours.
The present invention is carried out with high modulus carbon fiber by matching the different functionalization graphene high-strength carbon fibers that are impregnated with
Composite material transmission shaft main part mixes winding, adjusts the volume content of carbon fiber, the winding angle of carbon fiber, winding
Power and winding pattern, are obtained ring high intensity, the composite material transmission shaft of axial high rigidity.By different carbon fiber hybrids, difference
Winding angle, different winding tensions, the ring intensity of the composite material transmission shaft of different winding patterns and excited frequency (are used in practice
Excited frequency characterize power transmission shaft axial rigidity) test data contrasted (be shown in Table 1), it can be seen that high-strength carbon fiber
With the excited frequency that high-moduluss mix wound composite power transmission shaft apparently higher than single carbon fiber winding composite material transmission shaft
Excited frequency；
The effect of the present invention：(1) ring winding of the present invention adopts high-intensity fiber, spiral to adopt high modulus fiber to winding, this
Sample makes full use of the performance advantage of various fibers, and cost performance is high, improves the overall mechanical properties of composite material transmission shaft, especially
It is the high rigidity for realizing composite central siphon axial direction, substantially reduces cost；(2) function graphite is added in matrix resin
Alkene, improves the interface cohesion of fiber and resin, further improves the integral rigidity of composite.
Specific embodiment
It is to prepare functionalization graphene to strengthen the resin matrix of composite central siphon to implement the first step：By functionalization graphene
It is added in liquid diluent, stirs 1～2 hour at 50～60 DEG C, ultrasonic disperse 1～3 hour after stirring.Then will
Mixed liquor is added in epoxy resin, is subsequently added firming agent, and ultrasonic agitation disperses 30min to mix homogeneously, in 50～60 DEG C
Bubble is extracted in vacuum drying oven, accelerator is then added, stir winding resin matrix needed for being obtained；Wherein function fossil
Black alkene is amination graphene, graphene oxide, carboxylated Graphene etc..
It is carbon fiber hybrid winding to implement second step, and the internal layer and outer layer, spiral that winding ply angles are wound by ring is twined
Around intermediate layer collectively constitute, spiral layers winding angle is 20 °～45 °, the friendship that the fiber of spiral winding repeats along core
Crunode be 1～5, winding tension radially gradually successively decreases from inside to outside, winding finish after through solidification, the demoulding, after machining
The composite material transmission shaft main body of prepared certain size；Embodiment of the present invention is further illustrated with embodiment below.But
The invention is not restricted to following examples.
Embodiment 1
Carbon fiber is toray company's T 700S continuous fiber, and monofilament tensile strength is 4900MPa, and stretch moduluses are
230GPa, elongation strain are 2.1% and toray company's T 1000G continuous fiber, and monofilament tensile strength is 6370MPa, are drawn
It is 294GPa to stretch modulus, and elongation strain is 2.2%；Epoxy resin selects glycolylurea-bisphenol A epoxide resin (DMH-BPA-EP), Gu
Agent selects amino ring tripolyphosphazene (HANPCP), two own ring methane (DMDC) of 3,3- dimethyl -4,4- diaminourea and polyetheramine
The compound of D-230, diluent select diglycidyl ether type epoxy resin 662, and accelerator adopts 2-ethyl-4-methylimidazole
(2,4-EMI), its mass ratio DMH-BAP-EP:HANPCP:DMDC:D-230:662:2,4-EMI=100:25:5:5:40:
0.5。
Functionalization graphene is added in liquid diluent, 50 DEG C of strong stirrings, 1 hour uniform rear ultrasonic disperse 3 is little
When.Then mixed liquor is added in epoxy resin, is subsequently added firming agent, ultrasonic disperse 30min, in 50 DEG C of vacuum drying ovens
Bubble is extracted, accelerator 2,4-EMI is then added, stir winding resin matrix needed for being obtained.
Calculated with composite material transmission shaft body volume fraction being accounted for by fiber as 60%, will impregnate containing functionalization graphene
The carbon fibre reinforcement of resin matrix is wound on the core of rotation, and transmission shaft main body innermost layer is using T700S rings winding 2
Layer, winding initial tension are set as 50N, often wind one layer of tension force and successively decrease 3N, then using 2 layers of T1000G spiral windings, spiral
Winding angle is selected as 20 °, and winding pattern is 4 along the cross point that core repeats for the fiber of helical wound, and outer layer is again
5 layers are wound with T700S rings, after winding is finished, mould and product is together put in curing oven with 10～20rpm/min low speed
Rotation solidification, curing process are 80 DEG C of precuring 1.5 hours, then 120 isothermal curing 3 hours, and last 150 DEG C of solidify afterwards 5 are little
When.Then through the demoulding, after machining be obtained certain size composite material transmission shaft main body.
Gained carbon fiber account for composite material transmission shaft fiber volume fraction be 65%, ring intensity be 2500Mpa, exciting
Frequency is 3133Hz.
Embodiment 2
Carbon fiber is toray company's T 800H continuous fiber, and monofilament tensile strength is 5600MPa, and stretch moduluses are
294GPa, elongation strain are 1.9% and toray company M40J continuous fibers, and monofilament tensile strength is 4410MPa, stretching
Modulus is 377GPa, and elongation strain is 1.2%；Epoxy resin selects glycolylurea-bisphenol A epoxide resin (DMH-BPA-EP), solidification
Agent selects triethylene tetramine (TETA), diluent to select 1,6- hexanediol diglycidyl ethers (X-652), and accelerator uses benzyl
Dimethylamine (BDMA), its ratio of weight and number are DMH-BPA-EP:TETA:X-652:BDMA=100:50:50:1.
Functionalization graphene is added in liquid diluent, 50 DEG C of strong stirrings, 1 hour uniform rear ultrasonic disperse 3 is little
When.Then mixed liquor is added in epoxy resin, is subsequently added firming agent, ultrasonic disperse 30min, in 50 DEG C of vacuum drying ovens
Bubble is extracted, accelerant B DMA is then added, stir winding resin matrix needed for being obtained.
With by fiber account for dipping that composite material transmission shaft body volume fraction is 65% the carbon fiber of resin matrix increase
Strong material is wound on the core of rotation, and transmission shaft main body innermost layer winds 2 layers using T800H rings, and winding initial tension sets
It is set to 25N, often winds one layer of tension force and successively decrease 2N, then using 5 layers of spiral winding, spiral winding angle Selection is 30 °, winds line
Type is 1 along the cross point that core repeats for the fiber of helical wound, and outer layer winds 6 layers with T800H rings again, has wound
Mould and product are together put into 10～20rpm/min low speed rotations solidification in curing oven by Bi Hou, and curing process is 90 DEG C pre- solid
Change 3 hours, then 130 DEG C of isothermal curings 4 hours, last 160 DEG C of solidify afterwards 6 hours.Then through the demoulding, after machining system
Obtain the composite material transmission shaft main body of certain size.
Gained carbon fiber account for composite material transmission shaft fiber volume fraction be 70%, ring intensity be 2358MPa, exciting
Frequency is 3235Hz.
Embodiment 3
Carbon fiber is toray company's T 700S continuous fiber, and monofilament tensile strength is 4900MPa, and stretch moduluses are
230GPa, elongation strain are 2.1% and domestic carbon fibre BHD-1 continuous fibers, and monofilament tensile strength is 3825MPa, stretching
Modulus is 335GPa, and elongation strain is 1.4%；Glycolylurea-bisphenol-A epoxy tree of the epoxy resin from the production of Tianjin Jin Dong chemical plant
Fat (DMH-BPA-EP) and Bisphenol F diglycidyl ether E51, firming agent select 3,3- dimethyl -4, two own ring first of 4- diaminourea
Alkane (DMDC), diglycidyl ether type epoxy resin (660) of the diluent from the production of Wuxi resin processing plant, accelerator uses Chang Zhoushan
The DMP-30 of peak Chemical Co., Ltd., its ratio of weight and number are DMH-BPA-EP:E51:DMDC:660:DMP-30=70:30:
60:60:1。
Functionalization graphene is added in liquid diluent, 50 DEG C of strong stirrings, 1 hour uniform rear ultrasonic disperse 3 is little
When.Then mixed liquor is added in epoxy resin, is subsequently added firming agent, ultrasonic disperse 30min, in 50 DEG C of vacuum drying ovens
Bubble is extracted, altax P-30 is then added, stir winding resin matrix needed for being obtained.
With by fiber account for dipping that composite material transmission shaft body volume fraction is 70% the carbon fiber of resin matrix increase
Strong material is wound on the core of rotation, and transmission shaft main body innermost layer winds 1 layer using T700S rings, and winding initial tension sets
It is set to 35N, often winds one layer of tension force and successively decrease 2N, then using 3 layers of domestic carbon fibre BHD-1 spiral windings, spiral winding angle
Select as 40 °, winding pattern is 3 along the cross point that core repeats for the fiber of helical wound, and outer layer is again with T700S rings
To 5 layers of winding, after winding is finished, mould and product are together put into into 10～20rpm/min low speed rotations solidification in curing oven, Gu
Chemical industry skill is 90 DEG C of precuring 2 hours, then 130 DEG C of isothermal curings 3 hours, last 180 DEG C of solidify afterwards 5 hours.Then pass through
The demoulding, rear machining are obtained the composite material transmission shaft main body of certain size.
Gained carbon fiber account for composite material transmission shaft fiber volume fraction be 75%, ring intensity be 1987MPa, exciting
Frequency is 2538Hz.
Embodiment 4
Carbon fiber is domestic carbon fibre CCF-3 continuous fibers, and monofilament tensile strength is 3500MPa, and stretch moduluses are
180GPa, elongation strain are 1.8% and toray company M40J continuous fibers, and monofilament tensile strength is 4410MPa, stretching
Modulus is 377GPa, and elongation strain is 1.2%；Epoxy resin selects glycolylurea-bisphenol A epoxide resin (DMH-BPA-EP), solidification
Agent selects the compound of the compound of boron trifluoride-benzylamine (Anchor1040) and polyetheramine D-230, diluent to select ethylene glycol
Diglycidyl ether (Jex021), accelerator 2-ethyl-4-methylimidazole (2,4-EMI), its ratio of weight and number are DMH-BPA-
EP:Anchor1040:D-230:Jex021:2,4-EMI=100:40:20:45:1.
Functionalization graphene is added in liquid diluent, 50 DEG C of strong stirrings, 1 hour uniform rear ultrasonic disperse 3 is little
When.Then mixed liquor is added in epoxy resin, is subsequently added firming agent, ultrasonic disperse 30min, in 50 DEG C of vacuum drying ovens
Bubble is extracted, accelerator 2,4-EMI is then added, stir winding resin matrix needed for being obtained.
With by fiber account for dipping that composite material transmission shaft body volume fraction is 66% the carbon fiber of resin matrix increase
Strong material is wound on the core of rotation, and transmission shaft main body innermost layer winds 2 layers using domestic carbon fibre CCF-3 rings, winding
Initial tension is set as 40N, and one layer of tension force of winding successively decreases 2N, then using 3 layers of M40J spiral windings, spiral winding angle Selection
For 30 °, winding pattern is 2 along the cross point that core repeats for the fiber of helical wound, and outer layer is again with domestic carbon fibre
CCF-3 rings wind 5 layers, after winding is finished, mould and product are together put into 10～20rpm/min low speed rotations in curing oven
Solidification, curing process are 80 DEG C of precuring 1 hour, then 120 DEG C of isothermal curings 3 hours, last 150 DEG C of solidify afterwards 5 hours.So
Afterwards through the demoulding, after machining be obtained certain size composite material transmission shaft main body.
Gained carbon fiber account for composite material transmission shaft fiber volume fraction be 71%, ring intensity be 1729MPa, exciting
Frequency is 2730Hz.
Embodiment 5
Carbon fiber is domestic carbon fibre CCF-4 continuous fibers, and monofilament tensile strength is 3600MPa, and stretch moduluses are
190GPa, elongation strain are 1.9% and toray company's T 1000G continuous fiber, and monofilament tensile strength is 6370MPa, are drawn
It is 294GPa to stretch modulus, and elongation strain is 2.2%；Epoxy resin selects glycolylurea-bisphenol A epoxide resin (DMH-BPA-EP), Gu
Agent selects the compound of 3,3- dimethyl -4, two own ring methane (DMDC) of 4- diaminourea and triethylene tetramine (TETA), dilution
Agent selects Ethylene glycol diglycidyl ether (Jex021), accelerator to use 2-ethyl-4-methylimidazole (2,4-EMI), its weight
Portion rate is DMH-BPA-EP:DMDC:TETA:Jex021:2,4-EMI=100:30:10:40:0.8.
Functionalization graphene is added in liquid diluent, 50 DEG C of strong stirrings, 1 hour uniform rear ultrasonic disperse 3 is little
When.Then mixed liquor is added in epoxy resin, is subsequently added firming agent, ultrasonic disperse 30min, in 50 DEG C of vacuum drying ovens
Bubble is extracted, accelerator 2,4-EMI is then added, stir winding resin matrix needed for being obtained.
With by fiber account for dipping that composite material transmission shaft body volume fraction is 63% the carbon fiber of resin matrix increase
Strong material is wound on the core of rotation, and transmission shaft main body innermost layer winds 1 layer using domestic carbon fibre CCF-4 rings, winding
Initial tension is set as 40N, often winds one layer of tension force and successively decreases 2N, then using 3 layers of T1000G spiral windings, spiral winding angle
Select as 30 °, winding pattern is 3 along the cross point that core repeats for the fiber of helical wound, and outer layer is again with domestic carbon
Fiber CCF-4 rings wind 5 layers, after winding is finished, mould and product are together put into 10～20rpm/min low speed in curing oven
Rotation solidification, curing process are 80 DEG C of precuring 1 hour, then 120 DEG C of isothermal curings 3 hours, and last 150 DEG C of solidify afterwards 5 are little
When.Then through the demoulding, after machining be obtained certain size composite material transmission shaft main body.
Gained Carbon Fiber Composite Propeller Shaft fiber volume fraction is 69%, and ring intensity is 1919MPa, excited frequency
For 2367Hz.
Comparative example 1
Wet Winding Process is carried out using single T700S carbon fibers, other different carbon fibers during spiral winding, are not used, other
Step is same as Example 1, as spiral layers winding does not adopt high modulus carbon fiber, so that the excited frequency of power transmission shaft
Relatively low, gained Carbon Fiber Composite Propeller Shaft fiber volume fraction is 63%, and ring intensity is 1937MPa, and excited frequency is
2386Hz。
Comparative example 2
Functionalization graphene is not added with, other steps are same as Example 2, due to not adopting functionalization graphene, fiber
It is poor with the interfacial bonding property of resin, cause Transmission Shaft Stiffness to reduce, so it is low to measure excited frequency, gained carbon fiber composite
Material volume fraction is 65%, and ring intensity is 1344MPa, and excited frequency is 1539Hz.
Comparative example 3
When transmission shaft main body intermediate conveyor screw winds, winding angle is selected as 60 °, and other steps are same as Example 3, due to twining
Around 60 ° of spiral windings of angle Selection wide-angle, as the change of winding angle is had an impact to the rigidity of composite material transmission shaft, big angle
Degree spiral winding can reduce Transmission Shaft Stiffness, so it is low to measure excited frequency, gained Carbon Fiber Composite Propeller Shaft fiber
Volume fraction is 65%, and ring intensity is 1543Mpa, and excited frequency is 2366Hz.
Table 1
| Case | Winding angle | Initial wrap tension force/N | Ring intensity (Mpa) | Excited frequency/HZ |
| Embodiment 1 | 20° | 50 | 2500 | 3133 |
| Comparative example 1 | 20° | 50 | 1937 | 2386 |
| Embodiment 2 | 30° | 25 | 2358 | 3235 |
| Comparative example 2 | 30° | 25 | 1344 | 1539 |
| Embodiment 3 | 40° | 35 | 1987 | 2538 |
| Comparative example 3 | 40° | 35 | 1543 | 2366 |
| Embodiment 4 | 30° | 40 | 1729 | 2730 |
| Embodiment 5 | 30° | 40 | 1919 | 2367 |
Claims (5)
1. a kind of preparation method of high rigidity composite material transmission shaft, it is characterised in that the power transmission shaft is by central siphon, telescopic and ten thousand
Constitute to section；Central siphon main body includes the outer layer of the internal layer, the intermediate layer of spiral winding and ring winding of ring winding；Central siphon main body
Internal layer and the adopted high strength fibre of outer layer, main body intermediate layer adopts the high modulus fibre, wherein main body intermediate layer winding angle to be
20 °～45 °, winding pattern is spiral line type, and the cross point that the fiber of winding repeats on the outside of central siphon two ends is 1～5；Axle
Pipe matrix epoxy resin, diluent, firming agent, accelerator, the ratio of weight and number of functionalization graphene are 100:40～70:40
～70:0.5～1:0.1～3.
2. a kind of preparation method of high rigidity composite material transmission shaft according to claim 1, it is characterised in that the ring
Oxygen tree fat is one or more of bis-phenol A glycidyl ether, Bisphenol F glycidyl ether or glycidyl ester type epoxy resin；
Described firming agent is one or more of the aromatic amine of blending low melting point；
The diluent is one or more of (+)-2,3-Epoxy-1-propanol ethers reactive diluent；
The accelerator is one or more of imidazoles or tertiary amines accelerator.
3. a kind of preparation method of high rigidity composite material transmission shaft according to claim 1, it is characterised in that the work(
Energy graphite alkene is one or more of amino functional Graphene, graphene oxide, carboxylated Graphene.
4. a kind of preparation method of high rigidity composite material transmission shaft, is characterized in that the method contains following steps：
Step one：Functionalization graphene is added in liquid diluent, 50～60 DEG C of strong stirrings uniformly surpass for 1～2 hour afterwards
Sound disperses 1～3 hour, then mixed liquor is added in epoxy resin, firming agent mix homogeneously is subsequently added, in 50～60 DEG C
Bubble is extracted in vacuum drying oven, accelerator is then added, stir winding resin matrix needed for being obtained；
Step 2：The volume fraction that composite material transmission shaft main body is accounted for by carbon fiber is 60%～75%, by high intensity and Gao Mo
Amount carbon fiber is impregnated with winding resin matrix obtained above；
Step 3：Carbon fiber and graphite alkene obtained above collaboration reinforcing material is wound on the core of rotation, internal layer and outer layer
Wind by ring, spiral winding is pressed in intermediate layer, ring winding adopts high strength fibre, spiral winding to adopt high modulus carbon fiber,
Wherein intermediate layer winding angle is 20 °～45 °, and winding pattern is helix, and the fiber of winding on the outside of central siphon two ends repeats
Existing cross point is 1～5, and winding tension radially gradually successively decreases from inside to outside, often winds one layer of tension force and successively decreases 1～3N, winding
After finishing through solidification, the demoulding, after machining be obtained certain size composite material transmission shaft main body.
5. a kind of preparation method of high rigidity composite material transmission shaft according to claim 4, is characterized in that power transmission shaft master
The solidification of body is solidified using 10～20rpm/min low speed rotations, and curing process is 80～100 DEG C of precuring 1～3 hour, then
120～150 DEG C of isothermal curings 2～5 hours, last 150～180 DEG C of solidify afterwards 6～8 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611007015.6A CN106523511A (en) | 2016-11-16 | 2016-11-16 | Preparation method of high-rigidity composite material transmission shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611007015.6A CN106523511A (en) | 2016-11-16 | 2016-11-16 | Preparation method of high-rigidity composite material transmission shaft |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107021758A (en) * | 2017-05-10 | 2017-08-08 | 核工业第八研究所 | The winding ply angles of nuclear fuel silicon carbide ceramics cladding tubes intermediate composite layer |
| CN107778456A (en) * | 2017-11-22 | 2018-03-09 | 吉林省高性能复合材料制造业创新中心有限公司 | Middle temperature curing epoxy low resin and preparation method thereof and the application in large-tow carbon fiber epoxy composite power transmission shaft |
| CN107903383A (en) * | 2017-11-22 | 2018-04-13 | 吉林省高性能复合材料制造业创新中心有限公司 | Middle temperature curing epoxy low resin and preparation method thereof and the application in size tow carbon fiber epoxy composite transmission shaft |
| CN108150518A (en) * | 2017-11-17 | 2018-06-12 | 重庆传动轴股份有限公司 | A kind of glass fibre transmission shaft |
| CN108150557A (en) * | 2017-11-17 | 2018-06-12 | 重庆传动轴股份有限公司 | A kind of carbon fiber driving shaft |
| CN110077009A (en) * | 2019-05-30 | 2019-08-02 | 湖北三江航天江北机械工程有限公司 | The forming method of graphene modified epoxy fiber winding shell |
| CN111019295A (en) * | 2019-12-13 | 2020-04-17 | 中国科学院山西煤炭化学研究所 | Carbon fiber composite material, carbon fiber wound climbing stick rod and preparation method thereof |
| CN111087754A (en) * | 2018-10-23 | 2020-05-01 | 中国石油化工股份有限公司 | High-modulus high-toughness resin matrix for winding and preparation method and application thereof |
| CN113217305A (en) * | 2021-05-17 | 2021-08-06 | 广州赛特新能源科技发展有限公司 | Composite shaft of wind driven generator and wind driven generator |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107021758A (en) * | 2017-05-10 | 2017-08-08 | 核工业第八研究所 | The winding ply angles of nuclear fuel silicon carbide ceramics cladding tubes intermediate composite layer |
| CN108150518A (en) * | 2017-11-17 | 2018-06-12 | 重庆传动轴股份有限公司 | A kind of glass fibre transmission shaft |
| CN108150557A (en) * | 2017-11-17 | 2018-06-12 | 重庆传动轴股份有限公司 | A kind of carbon fiber driving shaft |
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| CN107903383A (en) * | 2017-11-22 | 2018-04-13 | 吉林省高性能复合材料制造业创新中心有限公司 | Middle temperature curing epoxy low resin and preparation method thereof and the application in size tow carbon fiber epoxy composite transmission shaft |
| CN111087754A (en) * | 2018-10-23 | 2020-05-01 | 中国石油化工股份有限公司 | High-modulus high-toughness resin matrix for winding and preparation method and application thereof |
| CN111087754B (en) * | 2018-10-23 | 2022-11-01 | 中国石油化工股份有限公司 | High-modulus high-toughness resin matrix for winding and preparation method and application thereof |
| CN110077009A (en) * | 2019-05-30 | 2019-08-02 | 湖北三江航天江北机械工程有限公司 | The forming method of graphene modified epoxy fiber winding shell |
| CN111019295A (en) * | 2019-12-13 | 2020-04-17 | 中国科学院山西煤炭化学研究所 | Carbon fiber composite material, carbon fiber wound climbing stick rod and preparation method thereof |
| CN113217305A (en) * | 2021-05-17 | 2021-08-06 | 广州赛特新能源科技发展有限公司 | Composite shaft of wind driven generator and wind driven generator |
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