CN105857484A - Bicycle intermediate pipe made of glass fiber and carbon fiber mixed composite material and manufacturing method for bicycle intermediate pipe - Google Patents
Bicycle intermediate pipe made of glass fiber and carbon fiber mixed composite material and manufacturing method for bicycle intermediate pipe Download PDFInfo
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- CN105857484A CN105857484A CN201610246966.2A CN201610246966A CN105857484A CN 105857484 A CN105857484 A CN 105857484A CN 201610246966 A CN201610246966 A CN 201610246966A CN 105857484 A CN105857484 A CN 105857484A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K19/00—Cycle frames
- B62K19/02—Cycle frames characterised by material or cross-section of frame members
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Abstract
The invention discloses a bicycle intermediate pipe made of a glass fiber and carbon fiber mixed composite material and a manufacturing method for the bicycle intermediate pipe. The bicycle intermediate pipe comprises a vertical long pipe and a branch pipe located at the middle portion of the vertical long pipe. The branch pipe and the vertical long pipe are of an integrally-formed structure. The composite material comprises high-toughness zero degree glass fibers, high-toughness +/-45 degree glass fibers, zero degree carbon fibers and +/-45 degree carbon fibers. The bicycle intermediate pipe made of the glass fiber and carbon fiber mixed composite material is designed, according to the stress condition of the intermediate pipe, the arrangement structures of the composite material in different portions of the bicycle intermediate pipe are different, and the tensile strength and the stability of different portions of the intermediate pipe are different. The bicycle intermediate pipe has the beneficial effects of being low in mass, high in strength and good in impact absorption performance, and the riding comfort degree of a rider is improved. By the adoption of a disclosed production method for the above bicycle intermediate pipe, the production cost is low, the method is simple, the surface of a product is smooth, the size accuracy is high, and mechanical and automatic production is easy to achieve.
Description
Technical field
The present invention relates to pipe and preparation method field in bicycle, particularly relate to a kind of glass fibre multiple with carbon fiber hybrid
Condensation material bicycle and preparation method thereof.
Background technology
In bicycle tubing matter from chrome-molybdenum steel material the earliest, evolve to aluminium alloy, titanium alloy, magnesium alloy, scandium alloy material
Material, the utilization of followed by composite, chrome-molybdenum steel has the advantages such as good processability, intensity are big, but has it unsurmountable
Shortcoming such as weight is greatly, easily get rusty.Big compared to the weight of chrome-molybdenum steel material, aluminum alloy materials can with the light vehicle frame of fabricating quality,
But the hardness of aluminium alloy is inadequate, and the most oxidized, and the production and processing cost of titanium alloy, magnesium alloy, scandium alloy material is the highest,
It not the most to make the optimal material of pipe in bicycle.Carbon fiber have light weight, do not bend, the advantage such as shock absorbing capability is good, but
Also there is the shortcoming that case hardness is the best, cost is expensive, when the external force being subject to is higher than the maximal destruction intensity that can bear, can cause
Fracture.And glass fibre has light weight, high intensity, low-cost feature.
The spy that composite has light weight, high-strength, shock absorbing capability is good that carbon fiber is made with glass fiber hybrid
Point, as Patent No. CN201310029979.0 patent of invention " glass fibre and carbon fiber hybrid composite material taper pipe and
Its preparation method " in, the tube wall of conical pipe is three-layer composite structure, and ground floor is glass fibre, second layer carbon fiber, third layer
For glass fibre, by such arrangement mode can the overall stretch modulus strengthening conical pipe, reduce adaptability to changes, but due to
In bicycle, the stressing conditions of the different parts of pipe is different, and the effect using this arrangement mode to play is little.And this conical pipe
Body to twine technique be filament winding process, there is the shortcoming that adaptability is little, cost is high, it is impossible to obtain preferable technical economic benefit.
Summary of the invention
For weak point present in above-mentioned technology, the present invention provide a kind of preparation method is simple, production cost is low and
The glass fibre that what the internal arrangement structure of different force parts was different have light weight, high-strength, shock absorbing capability is good is fine with carbon
Pipe and preparation method thereof in dimension composite bicycle.
For achieving the above object, the present invention provides in a kind of glass fibre and carbon fiber hybrid composite bicycle and manages,
Including a vertical long tube, it is positioned at the arm in the middle part of vertical long tube and is positioned at pipe afterbody in vertically for connecting vehicle frame five-way
Connecting portion；Described arm, connecting portion and described vertical long tube are formed in one structure, described arm and described vertical long tube
Angle be 30 degree-60 degree；Described composite include 0 degree of glass fibre of high tenacity, 45 degree of glass fibre of high tenacity +/-, 0 degree
Carbon fiber and 45 degree of carbon fibers of +/-.
Wherein, in described composite, the volume content ratio of 0 degree of glass fibre of high tenacity is 17.2%, high tenacity +/-45 degree
The volume content ratio of glass fibre is 17.2%, and the volume content ratio of 0 degree of carbon fiber is 14%, and the volume of 45 degree of carbon fibers of +/-contains
Amount ratio is 51.6%.
Wherein, the first tube wall of described arm is five layers of composite construction, and the first tube wall ground floor is 45 degree of carbon fibers of +/-
Layer, the first tube wall second layer is 0 degree of carbon fiber layer, and the first tube wall third layer is 45 degree of carbon fiber layers of +/-, the first tube wall the 4th layer
Being 0 degree of carbon fiber layer, the first tube wall layer 5 is 45 degree of carbon fiber layers of +/-.
Wherein, the second tube wall of front end to the middle part of described vertical long tube is five layers of composite construction, the second tube wall
One layer is 45 degree of carbon fiber layers of +/-, and the second tube wall second layer is 0 degree of carbon fiber layer, and the second tube wall third layer is that 45 degree of carbon of +/-are fine
Dimension layer, the second tube wall the 4th layer is 0 degree of carbon fiber layer, and the second tube wall layer 5 is 45 degree of carbon fiber layers of +/-.
Wherein, the 3rd tube wall of the middle part of described vertical long tube to connecting portion upper end is five layers of composite construction, the
Three tube wall ground floors are 45 degree of glass layers of +/-, and the 3rd tube wall second layer is 0 degree of glass layer, the 3rd tube wall third layer
For 45 degree of glass layers of +/-, the 3rd tube wall the 4th layer is 0 degree of glass layer, and the 3rd tube wall layer 5 is 45 degree of glass of +/-
Fibrous layer.
Wherein, the 4th tube wall of described connecting portion is five layers of composite construction, and the 4th tube wall ground floor is that 45 degree of carbon of +/-are fine
Dimension layer, the 4th tube wall second layer is 0 degree of carbon fiber layer, and the 4th tube wall third layer is 45 degree of carbon fiber layers of +/-, the 4th tube wall the 4th
Layer is 0 degree of carbon fiber layer, and the 4th tube wall layer 5 is 45 degree of carbon fiber layers of +/-.
For achieving the above object, the present invention also provides for a kind of glass fibre and pipe in carbon fiber hybrid composite bicycle
Preparation method, comprise the following steps:
The first step: getting the raw materials ready of fiber preform；In Yi Ju, tubular construction arrangement requirement, prepares high tenacity 0 degree of glass fibre, high tenacity
45 degree of glass fibre of +/-, 0 degree of carbon fiber and 45 degree of carbon fibers of +/-；
Second step: the cutting of fiber preform, in foundation, the physical dimension of pipe, cuts corresponding size specification by fiber preform；
3rd step: the lay of fiber preform:
A, the fiber preform discharging modes of described first tube wall are: the first tube wall ground floor is 45 degree of carbon fiber layers of +/-, first
The tube wall second layer is 0 degree of carbon fiber layer, and the first tube wall third layer is 45 degree of carbon fiber layers of +/-, and the first tube wall the 4th layer is 0 degree of carbon
Fibrous layer, the first tube wall layer 5 is 45 degree of carbon fiber layers of +/-；
B, the fiber preform discharging modes of described second tube wall are: the second tube wall ground floor is 45 degree of carbon fiber layers of +/-, second
The tube wall second layer is 0 degree of carbon fiber layer, and the second tube wall third layer is 45 degree of carbon fiber layers of +/-, and the second tube wall the 4th layer is 0 degree of carbon
Fibrous layer, the second tube wall layer 5 is 45 degree of carbon fiber layers of +/-；
C, the fiber preform discharging modes of described 3rd tube wall are: the 3rd tube wall ground floor is 45 degree of glass layers of +/-,
The three tube wall second layers are 0 degree of glass layer, and the 3rd tube wall third layer is 45 degree of glass layers of +/-, the 3rd tube wall the 4th layer
Being 0 degree of glass layer, the 3rd tube wall layer 5 is 45 degree of glass layers of +/-；
D, the fiber preform discharging modes of described 4th tube wall are: the 4th tube wall ground floor is 45 degree of carbon fiber layers of +/-, the 4th
The tube wall second layer is 0 degree of carbon fiber layer, and the 4th tube wall third layer is 45 degree of carbon fiber layers of +/-, and the 4th tube wall the 4th layer is 0 degree of carbon
Fibrous layer, the 4th tube wall layer 5 is 45 degree of carbon fiber layers of +/-；
4th step: put in mould by the fiber preform that above-mentioned lay is good, fixes cover plate, is then passed through compression in mould
Air or steam, make goods complete solidification under hot pressing condition, naturally cool to room temperature after solidification, extract mould, obtain glass
Fiber and carbon fibre composite bicycle are managed.
Wherein, the pressure being passed through compressed air or steam in step 4 in mould is 0.25-0.5MPa.
The invention has the beneficial effects as follows: compared with prior art, it is multiple with carbon fiber that the present invention devises a kind of glass fibre
Condensation material bicycle is managed, according to the stressing conditions of middle pipe, the different parts of pipe in bicycle, the arrangement of its internal composite
Structure is different, makes the hot strength of middle pipe different parts and toughness the most different, is adapted to the different stressing conditions of different parts,
The advantage that in bicycle, pipe has light weight, high-strength, shock absorbing capability is good, improves the comfort level of riding of bicyclist.And the present invention
The production method of pipe in disclosed above-mentioned bicycle, production cost is low, and method is simple, and product surface is smooth, and accuracy to size is high,
Easily realize mechanization and automated production.
Accompanying drawing explanation
Fig. 1 be the present invention bicycle in the structural representation of pipe；
Fig. 2 is the cross sectional representation of the middle pipe of the present invention；
Fig. 3 is the cross sectional representation of the arm of the present invention.
Main element symbol description is as follows:
1, vertical long tube 2, arm
3, connecting portion the 11, second tube wall
12, the 3rd tube wall the 21, first tube wall
31, the 4th tube wall the 111, second tube wall ground floor
112, the second tube wall second layer the 113, second tube wall third layer
114, the 4th layer of 115, second tube wall layer 5 of the second tube wall
121, the 3rd tube wall ground floor the 122, the 3rd tube wall second layer
123, the 3rd tube wall third layer the 124, the 3rd tube wall the 4th layer
125, the 3rd tube wall layer 5 the 211, first tube wall ground floor
212, the first tube wall second layer the 213, first tube wall third layer
214, the 4th layer of 215, first tube wall layer 5 of the first tube wall
311, the 4th tube wall ground floor the 312, the 4th tube wall second layer
313, the 4th tube wall third layer the 314, the 4th tube wall the 4th layer
315, the 4th tube wall layer 5.
Detailed description of the invention
In order to more clearly express the present invention, below in conjunction with the accompanying drawings the present invention is further described.
Refer to Fig. 1, the invention provides a kind of glass fibre and manage in carbon fiber hybrid composite bicycle, including
One vertical long tube 1, be positioned at the arm 2 in the middle part of vertical long tube and in being positioned at vertically of connecting vehicle frame five-way the company of pipe afterbody
Connect position 3.Arm 2, connecting portion 3 and vertical long tube 1 are formed in one structure, and arm 2 is 30 with the angle of vertical long tube 1
Degree-60 degree.Composite includes 0 degree of glass fibre of high tenacity, 45 degree of glass fibre of high tenacity +/-, 0 degree of carbon fiber and +/-45
Degree carbon fiber.
Compared with prior art, during the present invention devises a kind of glass fibre and carbon fiber hybrid composite bicycle
Pipe, according to the stressing conditions of middle pipe, the different parts of pipe in bicycle, the arrangement architecture of its internal composite is different, in making
Hot strength and the toughness of pipe different parts are the most different, are adapted to the different stressing conditions of different parts, pipe tool in bicycle
Have light weight, the advantage that high-strength, shock absorbing capability is good, improve the comfort level of riding of bicyclist.
In composite, the volume content ratio of 0 degree of glass fibre of high tenacity is 17.2%, 45 degree of glass fibre of high tenacity +/-
Volume content ratio be 17.2%, the volume content ratio of 0 degree of carbon fiber is 14%, and the volume content ratio of 45 degree of carbon fibers of +/-is
51.6%.The active force being subject to can be transmitted by the carbon fiber layer of 0 degree the most directly and accurately, resisting of the carbon fiber layer that +/-is 45 degree
Distortion effects is optimal, and the tensile strength of 0 degree of glass fibre is big, and the elastic modelling quantity of 45 degree of glass fibre of +/-is high, and bending resistance is high,
Shock resistance is good.
Referring to Fig. 3, the first tube wall 21 of arm 2 is five layers of composite construction, and the first tube wall ground floor 211 is +/-45 degree
Carbon fiber layer, the first tube wall second layer 212 is 0 degree of carbon fiber layer, and the first tube wall third layer 213 is 45 degree of carbon fiber layers of +/-, the
One tube wall the 4th layer 214 is 0 degree of carbon fiber layer, and the first tube wall layer 5 215 is 45 degree of carbon fiber layers of +/-.
The vibrations that car body can be subject to by the carbon fiber layer of 0 degree are transmitted directly and accurately by middle pipe, the rigidity of pipe in raising,
And the anti-twist best results of the carbon fiber layer of +/-45 degree, the carbon fiber layer of the first tube wall is 45 degree of carbon fiber layers of +/-and 0 degree
Carbon fiber layer five-layer structure alternately, had both added the rigidity of arm, and had added again the anti-twist effect of arm, make the first tube wall
The mechanical property that all obtains of all directions, directly fix the structure being connected, the present invention with middle pipe compared to traditional vehicle frame
In middle pipe be connected with vehicle frame by arm, light weight, shock absorbing capability is good, and damping effect is more preferable, and the comfort level of the person of riding is more
High.
Referring to Fig. 2, the second tube wall 11 of front end to the middle part of vertical long tube 1 is five layers of composite construction, the second pipe
Wall ground floor 111 is 45 degree of carbon fiber layers of +/-, and the second tube wall second layer 112 is 0 degree of carbon fiber layer, the second tube wall third layer 113
For 45 degree of carbon fiber layers of +/-, the second tube wall the 4th layer 114 is 0 degree of carbon fiber layer, and the second tube wall layer 5 115 is 45 degree of carbon of +/-
Fibrous layer.Middle pipe is directly connected to bicycle saddle, is replaced by 45 degree of carbon fiber layers of carbon fiber layer +/-and 0 degree of carbon fiber layer
Five-layer structure, make the mechanical property that all directions of the second tube wall all obtain, both added the rigidity of middle pipe, and added again
The anti-twist effect damping effect of middle pipe is more preferable, and the comfort level of the person of riding is higher.
In this enforcement arranges, the 3rd tube wall 12 of the middle part of vertical long tube 1 to connecting portion 3 upper end is five layers and is combined
Structure, the 3rd tube wall ground floor 121 is 45 degree of glass layers of +/-, and the 3rd tube wall second layer 122 is 0 degree of glass layer, the
Three tube wall third layer 123 are 45 degree of glass layers of +/-, and the 3rd tube wall the 4th layer 124 is 0 degree of glass layer, the 3rd tube wall
Layer 5 125 is 45 degree of glass layers of +/-.The rigidity of glass fibre is strong, by 45 degree of glass layers of +/-and 0 degree of glass
Fibrous layer five-layer structure alternately, makes the mechanical property that all directions of the 3rd tube wall all obtain, had both added the firm of middle pipe
Property, add again the impact resistance of middle pipe, make middle pipe can bear certain active force, enhance the stability of middle pipe.
4th tube wall 31 of connecting portion 3 is five layers of composite construction, and the 4th tube wall ground floor 311 is 45 degree of carbon fibers of +/-
Layer, the 4th tube wall second layer 312 is 0 degree of carbon fiber layer, and the 4th tube wall third layer 313 is 45 degree of carbon fiber layers of +/-, the 4th tube wall
4th layer 314 is 0 degree of carbon fiber layer, and the 4th tube wall layer 5 315 is 45 degree of carbon fiber layers of +/-.Connecting portion 3 and frame five-through
Connecting, the active force herein received is very big, five layers replaced by 45 degree of carbon fiber layers of carbon fiber layer +/-and 0 degree of carbon fiber layer
Structure, makes the mechanical property that all directions of the 4th tube wall all obtain, and had both added the rigidity of connecting portion, and had added again chain
Connecing the anti-twist effect at position, damping effect is more preferable, and the comfort level of the person of riding is higher.
The present invention also provides for a kind of glass fibre and the preparation method of pipe in carbon fiber hybrid composite bicycle, including
Following steps:
The first step: getting the raw materials ready of fiber preform；In Yi Ju, tubular construction arrangement requirement, prepares high tenacity 0 degree of glass fibre, high tenacity
45 degree of glass fibre of +/-, 0 degree of carbon fiber and 45 degree of carbon fibers of +/-；
Second step: the cutting of fiber preform, in foundation, the physical dimension of pipe, cuts corresponding size specification by fiber preform；
3rd step: the lay of fiber preform:
A, the fiber preform discharging modes of the first tube wall 21 are: the first tube wall ground floor 211 is 45 degree of carbon fiber layers of +/-, the
The one tube wall second layer 212 is 0 degree of carbon fiber layer, and the first tube wall third layer 213 is 45 degree of carbon fiber layers of +/-, the first tube wall the 4th
Layer 214 is 0 degree of carbon fiber layer, and the first tube wall layer 5 215 is 45 degree of carbon fiber layers of +/-；
B, the fiber preform discharging modes of the second tube wall are: the second tube wall ground floor 111 is 45 degree of carbon fiber layers of +/-, second
The tube wall second layer 112 is 0 degree of carbon fiber layer, and the second tube wall third layer 113 is 45 degree of carbon fiber layers of +/-, the second tube wall the 4th layer
114 is 0 degree of carbon fiber layer, and the second tube wall layer 5 115 is 45 degree of carbon fiber layers of +/-；
C, the fiber preform discharging modes of the 3rd tube wall are: the 3rd tube wall ground floor 121 is 45 degree of glass layers of +/-, the
The three tube wall second layers 122 are 0 degree of glass layer, and the 3rd tube wall third layer 123 is 45 degree of glass layers of +/-, the 3rd tube wall
4th layer 124 is 0 degree of glass layer, and the 3rd tube wall layer 5 125 is 45 degree of glass layers of +/-；
D, the fiber preform discharging modes of the 4th tube wall are: the 4th tube wall ground floor 211 is 45 degree of carbon fiber layers of +/-, the 4th
The tube wall second layer 312 is 0 degree of carbon fiber layer, and the 4th tube wall third layer 313 is 45 degree of carbon fiber layers of +/-, the 4th tube wall the 4th layer
314 is 0 degree of carbon fiber layer, and the 4th tube wall layer 5 315 is 45 degree of carbon fiber layers of +/-；
4th step: put in mould by the fiber preform that above-mentioned lay is good, fixes cover plate, is then passed through compression in mould
Air or steam, make goods complete solidification under hot pressing condition, naturally cool to room temperature after solidification, extract mould, obtain glass
Fiber and carbon fibre composite bicycle are managed.
The production method of pipe in above-mentioned bicycle disclosed by the invention, production cost is low, and method is simple, product surface light
Sliding, accuracy to size is high, easily realizes mechanization and automated production.
In the present embodiment, the pressure being passed through compressed air or steam in step 4 in mould is 0.25-0.5MPa.
In the present embodiment, the physical dimension of the middle pipe in step 2 can be: middle length of tube is 329.45 millimeters, a diameter of
31.8 millimeters；Pipe upper end 94.44 millimeters in the positional distance of arm, the angle of arm and middle pipe is 45 degree, arm a length of
94.43 centimetres, a diameter of 20.1 millimeters of arm, certainly, in the present invention, the size of pipe is not limited to above-mentioned size, according to vehicle frame
Size, have different sizes.
Present invention have an advantage that
1, design ingenious, according to the stressing conditions of middle pipe, the different parts of pipe in bicycle, the arrangement knot of its internal composite
Structure is different, makes the hot strength of middle pipe different parts and toughness the most different, is adapted to the different stressing conditions of different parts, from
The advantage that in driving, pipe has light weight, high-strength, shock absorbing capability is good, improves the comfort level of riding of bicyclist.
2,45 degree of carbon fiber layers of +/-and 0 degree of carbon fiber layer alternately row are used at the first tube wall, the second tube wall, the 4th tube wall
The five-layer structure of row, makes the light weight of middle pipe, and shock absorbing capability is good, good damping effect, and the comfort level of the person of riding is higher.
3, at the five-layer structure that the 3rd tube wall employing 45 degree of glass layers of +/-and 0 degree of glass layer are alternately arranged, make
The mechanical property that all directions of the 3rd tube wall all obtain, had both added the rigidity of middle pipe, had added again the shock resistance of middle pipe
Ability, makes middle pipe can bear certain active force, enhances the stability of middle pipe.
4, the production method of pipe in above-mentioned bicycle disclosed by the invention, production cost is low, and method is simple, product surface light
Sliding, accuracy to size is high, easily realizes mechanization and automated production.
The several specific embodiments being only the present invention disclosed above, but the present invention is not limited to this, any ability
What the technical staff in territory can think change all should fall into protection scope of the present invention.
Claims (8)
1. a glass fibre and carbon fiber hybrid composite bicycle are managed, it is characterised in that include a vertical long tube,
It is positioned at the arm in the middle part of vertical long tube and the connecting portion being positioned at middle pipe afterbody for connecting vehicle frame five-way；Described
Pipe, connecting portion and described vertical long tube are formed in one structure, and described arm is 30 degree-60 with the angle of described vertical long tube
Degree；Described composite includes 0 degree of glass fibre of high tenacity, 45 degree of glass fibre of high tenacity +/-, 0 degree of carbon fiber and +/-45 degree
Carbon fiber.
Glass fibre the most according to claim 1 and carbon fiber hybrid composite bicycle are managed, it is characterised in that institute
The volume content ratio stating 0 degree of glass fibre of high tenacity in composite is 17.2%, the volume of 45 degree of glass fibre of high tenacity +/-
Content ratio is 17.2%, and the volume content ratio of 0 degree of carbon fiber is 14%, and the volume content ratio of 45 degree of carbon fibers of +/-is 51.6%.
Glass fibre the most according to claim 1 and carbon fiber hybrid composite bicycle are managed, it is characterised in that institute
The first tube wall stating arm is five layers of composite construction, and the first tube wall ground floor is 45 degree of carbon fiber layers of +/-, the first tube wall second layer
Being 0 degree of carbon fiber layer, the first tube wall third layer is 45 degree of carbon fiber layers of +/-, and the first tube wall the 4th layer is 0 degree of carbon fiber layer, the
One tube wall layer 5 is 45 degree of carbon fiber layers of +/-.
Glass fibre the most according to claim 1 and carbon fiber hybrid composite bicycle are managed, it is characterised in that institute
Second tube wall of front end to the middle part stating vertical long tube is five layers of composite construction, and the second tube wall ground floor is 45 degree of carbon of +/-
Fibrous layer, the second tube wall second layer is 0 degree of carbon fiber layer, and the second tube wall third layer is 45 degree of carbon fiber layers of +/-, the second tube wall
Four layers is 0 degree of carbon fiber layer, and the second tube wall layer 5 is 45 degree of carbon fiber layers of +/-.
Glass fibre the most according to claim 1 and carbon fiber hybrid composite bicycle are managed, it is characterised in that institute
3rd tube wall of middle part to the connecting portion upper end stating vertical long tube is five layers of composite construction, and the 3rd tube wall ground floor is
45 degree of glass layers of +/-, the 3rd tube wall second layer is 0 degree of glass layer, and the 3rd tube wall third layer is 45 degree of glass fibers of +/-
Dimension layer, the 3rd tube wall the 4th layer is 0 degree of glass layer, and the 3rd tube wall layer 5 is 45 degree of glass layers of +/-.
Glass fibre the most according to claim 1 and carbon fiber hybrid composite bicycle are managed, it is characterised in that institute
The 4th tube wall stating connecting portion is five layers of composite construction, and the 4th tube wall ground floor is 45 degree of carbon fiber layers of +/-, the 4th tube wall
Two layers is 0 degree of carbon fiber layer, and the 4th tube wall third layer is 45 degree of carbon fiber layers of +/-, and the 4th tube wall the 4th layer is 0 degree of carbon fiber
Layer, the 4th tube wall layer 5 is 45 degree of carbon fiber layers of +/-.
7. glass fibre and the preparation method of pipe in carbon fiber hybrid composite bicycle, it is characterised in that include following step
Rapid:
The first step: getting the raw materials ready of fiber preform；In Yi Ju, tubular construction arrangement requirement, prepares high tenacity 0 degree of glass fibre, high tenacity
45 degree of glass fibre of +/-, 0 degree of carbon fiber and 45 degree of carbon fibers of +/-；
Second step: the cutting of fiber preform, in foundation, the physical dimension of pipe, cuts corresponding size specification by fiber preform；
3rd step: the lay of fiber preform:
A, the fiber preform discharging modes of described first tube wall are: the first tube wall ground floor is 45 degree of carbon fiber layers of +/-, first
The tube wall second layer is 0 degree of carbon fiber layer, and the first tube wall third layer is 45 degree of carbon fiber layers of +/-, and the first tube wall the 4th layer is 0 degree of carbon
Fibrous layer, the first tube wall layer 5 is 45 degree of carbon fiber layers of +/-；
B, the fiber preform discharging modes of described second tube wall are: the second tube wall ground floor is 45 degree of carbon fiber layers of +/-, second
The tube wall second layer is 0 degree of carbon fiber layer, and the second tube wall third layer is 45 degree of carbon fiber layers of +/-, and the second tube wall the 4th layer is 0 degree of carbon
Fibrous layer, the second tube wall layer 5 is 45 degree of carbon fiber layers of +/-；
C, the fiber preform discharging modes of described 3rd tube wall are: the 3rd tube wall ground floor is 45 degree of glass layers of +/-,
The three tube wall second layers are 0 degree of glass layer, and the 3rd tube wall third layer is 45 degree of glass layers of +/-, the 3rd tube wall the 4th layer
Being 0 degree of glass layer, the 3rd tube wall layer 5 is 45 degree of glass layers of +/-；
D, the fiber preform discharging modes of described 4th tube wall are: the 4th tube wall ground floor is 45 degree of carbon fiber layers of +/-, the 4th
The tube wall second layer is 0 degree of carbon fiber layer, and the 4th tube wall third layer is 45 degree of carbon fiber layers of +/-, and the 4th tube wall the 4th layer is 0 degree of carbon
Fibrous layer, the 4th tube wall layer 5 is 45 degree of carbon fiber layers of +/-；
4th step: put in mould by the fiber preform that above-mentioned lay is good, fixes cover plate, is then passed through compression in mould
Air or steam, make goods complete solidification under hot pressing condition, naturally cool to room temperature after solidification, extract mould, obtain glass
Fiber and carbon fibre composite bicycle are managed.
Glass fibre the most according to claim 7 and the preparation technology of pipe in carbon fiber hybrid composite bicycle, its
Being characterised by, the pressure being passed through compressed air or steam in step 4 in mould is 0.25-0.5MPa.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107628149A (en) * | 2017-10-26 | 2018-01-26 | 钦州学院 | A kind of air-permeable massage saddle |
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| CN2188539Y (en) * | 1994-04-01 | 1995-02-01 | 胡苏甦 | Frame of bicycle easily moving |
| EP1970297A1 (en) * | 2007-03-16 | 2008-09-17 | BA&W International | Bicycle frame and method of making the same |
| 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 |
| CN202807000U (en) * | 2012-07-10 | 2013-03-20 | 岛野股份有限公司 | Bicycle frame |
| DE102013106737A1 (en) * | 2013-06-27 | 2014-12-31 | Carbofibretec Gmbh | Multi-walled support tube for a bicycle that can be configured as part of a bicycle frame or a bicycle fork and agricultural implement |
| CN104029776A (en) * | 2014-03-07 | 2014-09-10 | 天津嘉豪自行车有限公司 | Bicycle frame and manufacturing process thereof |
| CN204137261U (en) * | 2014-04-02 | 2015-02-04 | 泰山体育产业集团有限公司 | A kind of high rigidity lightweight carbon fiber composite material bicycle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107628149A (en) * | 2017-10-26 | 2018-01-26 | 钦州学院 | A kind of air-permeable massage saddle |
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| CN105857484B (en) | 2019-03-01 |
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Effective date of registration: 20190116 Address after: 523000 No. 72 Changtang Community Third Industrial Zone, Dalang Town, Dongguan City, Guangdong Province Applicant after: Dongguan Ruixin Carbon Fiber Technology Co., Ltd. Address before: 518000 Guangming Street, Guangming New District, Shenzhen, Guangdong Province Applicant before: Chen Hongjun |
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