CN113928054A - Carbon fiber spoke with embedded cap head and manufacturing method thereof - Google Patents
Carbon fiber spoke with embedded cap head and manufacturing method thereof Download PDFInfo
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- CN113928054A CN113928054A CN202111387305.9A CN202111387305A CN113928054A CN 113928054 A CN113928054 A CN 113928054A CN 202111387305 A CN202111387305 A CN 202111387305A CN 113928054 A CN113928054 A CN 113928054A
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- cap
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- head
- tooth
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 87
- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 79
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 79
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 229910052751 metal Inorganic materials 0.000 claims abstract description 17
- 239000002184 metal Substances 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims description 12
- 239000011248 coating agent Substances 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000004804 winding Methods 0.000 claims description 7
- 239000011265 semifinished product Substances 0.000 claims description 6
- 238000005253 cladding Methods 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 4
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 claims description 3
- 238000003475 lamination Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052799 carbon Inorganic materials 0.000 abstract description 3
- 239000000047 product Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000001723 curing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B1/00—Spoked wheels; Spokes thereof
- B60B1/003—Spoked wheels; Spokes thereof specially adapted for bicycles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
- B29C70/34—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B1/00—Spoked wheels; Spokes thereof
- B60B1/006—Spoked wheels; Spokes thereof specially adapted for light-weight wheels, e.g. of strollers or wheel-chairs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B1/00—Spoked wheels; Spokes thereof
- B60B1/02—Wheels with wire or other tension spokes
- B60B1/0261—Wheels with wire or other tension spokes characterised by spoke form
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B1/00—Spoked wheels; Spokes thereof
- B60B1/02—Wheels with wire or other tension spokes
- B60B1/04—Attaching spokes to rim or hub
- B60B1/042—Attaching spokes to hub
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B1/00—Spoked wheels; Spokes thereof
- B60B1/02—Wheels with wire or other tension spokes
- B60B1/04—Attaching spokes to rim or hub
- B60B1/043—Attaching spokes to rim
- B60B1/044—Attaching spokes to rim by the use of spoke nipples
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Moulding By Coating Moulds (AREA)
- Dental Prosthetics (AREA)
Abstract
The invention discloses an internal-embedded cap head type carbon fiber spoke and a manufacturing method thereof. In the carbon fiber spoke, the outer part of the cap head connected with the hub is of a carbon fiber structure, and the metal piece is not exposed, so that the weight of the carbon spoke can be further reduced; only the threads of the tooth cap connected with the rim are exposed, and other parts are also coated by carbon fibers, so that the anti-torsion performance of the end of the tooth cap is improved; the size of the cap head and the dental cap is very small, approaching the metal spokes on the market.
Description
Technical Field
The invention discloses a carbon fiber spoke with a built-in cap head and a manufacturing method thereof, belonging to the technical field of manufacturing of bicycle wheel spokes according to the classification of International Patent Classification (IPC).
Background
In a bicycle system, spokes are bridges that connect a rim to a hub. In the use process, one end of each spoke is provided with a cap head and connected to the hub, and the other end of each spoke is provided with a screw tooth and locked with the spoke cap and connected to the rim.
Spokes on the market are generally made of stainless steel, titanium, aluminum and other materials, and the spokes are quite heavy, so that the requirements of increasing weight and lightening weight of products are not facilitated; the spoke is made of carbon fiber composite materials, a spoke main body is manufactured firstly, metal parts are bonded to two ends of the spoke, and accordingly the spoke has the function of a spoke.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an embedded cap type carbon fiber spoke and a manufacturing method thereof.
In order to achieve the purpose, the invention is realized by the following technical scheme:
the utility model provides an interior hat head formula carbon fiber spoke that buries, includes spoke body, tooth cap and cap, and the spoke body is by the carbon fiber shaping, and the tooth cap is connected to spoke body one end, and the part that the tooth cap exposes at the spoke body is equipped with the thread, and the other end of spoke body is equipped with the cap, and buries in the spoke originally internally in the cap, tooth cap, the coaxial setting of interior hat head and spoke body of burying.
Further, the spoke body includes spoke inner core and carbon fiber preimpregnation material, and tooth cap and cap are equipped with the mounting hole that runs through, and tooth cap and cap cup joint respectively and form coaxial structure at spoke inner core both ends, tooth cap, cap and spoke inner core are outer to be twined or cladding carbon fiber preimpregnation material and integrated into one piece.
Furthermore, the spoke inner core is cylindric, and the external diameter of spoke inner core and the mounting hole size adaptation of mounting hole and the cap head of dental cap.
Further, the periphery of the part, coated by the carbon fiber prepreg, of the dental cap is provided with an annular boss which is fixedly sleeved.
Further, the tooth cap and the cap head are both metal parts, the cap head is a conical cap head, the part, coated by the carbon fiber prepreg, of the tooth cap is provided with a conical structure, and the conical design of the tooth cap and the cap head is used for improving the coating area of the carbon fiber prepreg and preventing the end part of the prepreg lamination from being too concentrated.
The invention also provides a manufacturing method of the embedded cap type carbon fiber spoke, which comprises the following steps:
s1, preparing a tooth cap and a cap head at two ends of the spoke, wherein the centers of the tooth cap and the cap head are respectively provided with an axial through hole;
s2, preparing a spoke inner core made of carbon fiber materials, wherein the spoke inner core is matched with the axial through holes of the dental cap and the cap head;
s3, sleeving the dental cap and the cap head at two ends of the spoke inner core to enable the dental cap and the cap head to be coaxially arranged;
s4, winding and coating the spoke inner core, the tooth cap and the cap head by using carbon fiber prepreg to form a semi-finished product, wherein the cap head is completely arranged inside the carbon fiber prepreg, and one part of the tooth cap is arranged outside the carbon fiber prepreg;
and S5, placing the wound semi-finished product into a forming die for heating and forming.
In step S1, the dental cap and the cap head are both made of metal: wherein the cap head is a conical cap head; the dental cap is equipped with the toper structure by carbon fiber preimpregnation material cladding part, and the processing of dental cap week side becomes annular boss and breaks away from when preventing dental cap and carbon fiber preimpregnation material tensile, and the dental cap is arranged in the outside side processing of carbon fiber preimpregnation material and is had the draw-in groove with easy to assemble.
Further, the cone angle of the cap head is larger than that of the dental cap.
In the step S2, the spoke inner core is molded into a cylinder by mold or pultrusion, before the step S3, the tooth cap, the cap head and the spoke inner core need to be roughened, and the surface of the spoke inner core is coated with high-strength high-temperature-resistant joint glue and is connected with the tooth cap and the cap head for standby.
In step S5, the temperature of the mold is controlled at 150-160 ℃, the heating time is 20-30 minutes, and the cross-sectional shape of the spoke body after molding is circular or oval or generally rhombic.
In step S5, the spoke is molded, then the mold is opened and the spoke is taken out, and then the exposed part of the dental cap is processed with screw threads and matched with a screw cap.
The embedded cap head type carbon fiber spoke has the following beneficial effects:
1. according to the internally-embedded cap head type carbon fiber spoke, the cap head end adopts an internally-embedded structure, so that the cap head is completely arranged in the carbon fiber prepreg, the problem that the cap head and the carbon fiber can be separated without being wrapped in the prior art is solved, and the safety of riding or competition is improved.
2. The cap head and the tooth cap are arranged on the concentric shaft, namely the spoke inner core in a penetrating mode, so that the cap head and the tooth cap are arranged coaxially, and the strength of the spoke is improved.
3. The invention relates to a carbon fiber spoke and a manufacturing method thereof, which adopts the technology of cladding an inner core of the spoke, a metal cap head and a tooth cap by gluing and carbon fiber pre-feeding, in particular to an internally-buried cap head structure, so that a spoke body and the cap head form a whole, the spoke strength is increased, the size and the weight of the cap head are reduced, and the bicycle wheel is lighter.
Drawings
Fig. 1 is an overall schematic diagram of an embodiment of the present invention.
Fig. 2 is a cross-sectional view of an embodiment a of the present invention.
FIG. 3 is an enlarged view of an embodiment I of the present invention.
Fig. 4 is a schematic structural diagram of a cap head according to an embodiment of the present invention.
FIG. 5 is a schematic view of a dental cap according to an embodiment of the present invention.
FIG. 6 is a schematic view of a nut in accordance with one embodiment of the present invention.
Detailed Description
The invention will be further described with reference to the accompanying drawings in which:
example (b): referring to fig. 1 to 6, an inner-embedded cap type carbon fiber spoke includes a spoke body 1, a tooth cap 2 and a cap head 3, wherein the spoke body 1 is formed by carbon fiber, one end of the spoke body 1 is connected with the tooth cap 2, a part of the tooth cap 2 exposed out of the spoke body is provided with a screw thread, the other end of the spoke body 1 is provided with the cap head 3, the cap head 3 is embedded in the spoke, and the tooth cap 2, the cap head 3 and the spoke body 1 are coaxially arranged.
In an embodiment of the invention, as shown in fig. 1, 4 and 5, the spoke body 1 comprises a spoke inner core 11 and a carbon fiber prepreg 12, the dental cap 2 and the cap head 3 are provided with through mounting holes, the dental cap 2 and the cap head 3 are respectively sleeved at two ends of the spoke inner core to form a coaxial structure, and the dental cap 2, the cap head 3 and the spoke inner core are externally wound or coated with the carbon fiber prepreg and are integrally formed. The spoke inner core 11 is cylindrical so as to facilitate production, and the outer diameter of the spoke inner core 11 is matched with the size of the mounting hole of the dental cap and the size of the mounting hole of the cap head. In order to meet the requirements of light weight and strength, the diameter of the outer diameter of the spoke inner core is less than 1.8 mm. The periphery of the part, coated by the carbon fiber prepreg, of the dental cap 2 is provided with a fixed sleeved annular boss, so that the coating area of the carbon fiber prepreg or carbon yarn is increased, and an anti-falling structure is formed. In the invention, the dental cap 2 and the cap head 3 are both metal parts, the cap head 3 is a conical cap head, the part of the dental cap 2 coated by the carbon fiber prepreg is provided with a conical structure, and the conical design of the dental cap 2 and the cap head 3 is used for improving the coating area of the carbon fiber prepreg and preventing the end part of the prepreg lamination from being too concentrated.
The invention also provides a manufacturing method of the embedded cap type carbon fiber spoke, which comprises the following steps:
s1, preparing a dental cap 2 and a cap head 3 at two ends of the spoke, wherein the centers of the dental cap 2 and the cap head 3 are respectively provided with an axial through hole; in step S1, the dental cap 2 and the cap head 3 are both made of metal: wherein the cap head is a conical cap head; the part of the dental cap, which is coated by the carbon fiber prepreg, is provided with a conical structure, the periphery of the dental cap is processed into an annular boss to prevent the dental cap and the carbon fiber prepreg from being separated when being stretched, and the side surface of the dental cap 2, which is arranged outside the carbon fiber prepreg, is processed with a clamping groove 21 to facilitate installation; as shown in fig. 4 and 5, the axial length of the cap head 3 is obviously shorter than that of the dental cap 2, and the cone angle of the cap head is larger than that of the dental cap, so that the size of the cap head is reduced under the condition of the protection strength of the embedded cap head;
s2, preparing a spoke inner core made of carbon fiber materials, wherein the spoke inner core is matched with the axial through holes of the dental cap and the cap head; in the step S2, the spoke inner core is molded into a cylinder by adopting a mold or pultrusion;
s3, sleeving the dental cap 2 and the cap head 3 at two ends of the spoke inner core to enable the dental cap and the cap head to be coaxially arranged;
s4, winding and coating the spoke inner core, the tooth cap and the cap head by using carbon fiber prepreg to form a semi-finished product, wherein the cap head is completely arranged inside the carbon fiber prepreg, and one part of the tooth cap is arranged outside the carbon fiber prepreg;
s5, placing the wound semi-finished product into a forming die for heating and forming; in the step S5, controlling the temperature of the die at 150-160 ℃, and the heating time at 20-30 minutes, wherein the cross section of the formed spoke body is circular or oval or roughly rhombic; after the spoke is formed, the mould is opened and taken out, then the screw thread is processed on the exposed part of the screw cap, and the screw cap 4 is matched and assembled, as shown in figure 6.
In the manufacturing method, before step S3, the dental cap 2, the cap head 3 and the spoke inner core need to be roughened, and the surface of the spoke inner core is coated with high-strength high-temperature-resistant bonding glue and is connected with the dental cap 2 and the cap head 3 for standby.
A carbon fiber spoke with a built-in cap head comprises a spoke inner core made of carbon fiber, a tooth cap 2 which can be matched with a connecting rim, a tiny built-in cap head 3 and carbon fiber prepreg which is used for winding or coating the spoke inner core, the metal tooth cap and the built-in cap head; the tooth cap and the embedded cap head are provided with through mounting holes, and the mounting holes of the tooth cap and the mounting holes of the embedded cap head are fixedly sleeved on the two fixed connection heads respectively and are matched with the outer diameter of the inner core of the spoke body. The carbon fiber spoke inner core is cylindrical, is easy to produce and process, and has the same diameter with the size of the tooth cap and the cap head mounting hole. The inner core of the spoke and the conical part of the tooth cap are completely wrapped or wound with carbon fiber prepreg, and the embedded cap head is completely wrapped by the carbon fiber prepreg, namely completely arranged inside a yarn sheet, and then arranged in a forming die for heating, curing and shaping to form the integrally formed carbon fiber spoke.
The invention relates to an internal-buried-cap-head type carbon fiber spoke, which comprises the following specific processes:
1. the two ends of the spoke are provided with metal parts with hollow middle parts, namely a cap head 3 and a tooth cap 2, the metal parts are made of high-strength metal materials such as stainless steel, aluminum alloy, titanium alloy and the like, the hole diameter of the hollow middle part is smaller than 2mm, the tooth cap 2 is provided with an annular boss, and a straight line clamping groove is arranged on the tooth cap and can be used as a fixing function when a nut is screwed down at the back to prevent torsion;
2. preparing a carbon fiber core (namely the spoke inner core 11), wherein the diameter of the carbon fiber core is adapted to the hollow aperture; the carbon fiber core can be molded by a mold or pultrusion;
3. before the use, the metalwork and the carbon fiber core need to be roughened, the carbon fiber core firstly passes through the middle of the holes of the cap head and the dental cap, and the surface of the carbon fiber core is coated with high-strength high-temperature-resistant joint glue for later use after connection.
4. Winding/coating the carbon fiber core and the metal piece by using a carbon fiber prepreg with 0 degree or an angle, gradually winding the carbon fiber core and the metal piece from the position with the inclination of the dental cap until the required thickness is designed, and winding a product to be molded;
5. the wound product is placed on a mould to be heated and formed (155 ℃ for 25mins), the required spoke shape can be circular/flat/elliptical/rhombus-like cross section shape according to the actual design requirement, and figure 2 is a spoke elliptical shape.
6. After the forming, the mold is opened to take out the product, and a screw thread is required to be processed at one end of the nut, so that the final usable product is obtained after the completion, and the assembled nut 4 is matched, as shown in fig. 6.
The carbon fiber spoke has the following characteristics:
1. the outer part of the cap head 3 connected with the hub is of a carbon fiber structure, so that the metal piece cannot be exposed, and the weight of the carbon spoke can be further reduced.
2. The screw teeth of the dental cap 2 connected with the rim are exposed, and other parts are also coated by carbon fibers, so that the anti-torsion performance of the end of the dental cap is improved.
3. The size of the cap head and the dental cap is very small and close to the metal spokes on the market.
The above description is only an embodiment utilizing the technical content of the present disclosure, and any modification and variation made by those skilled in the art can be covered by the claims of the present disclosure, and not limited to the embodiments disclosed.
Claims (10)
1. The utility model provides an interior hat head formula carbon fiber spoke that buries which characterized in that: including spoke body, tooth cap and cap, the spoke body is by the carbon fiber shaping, and the tooth cap is connected to spoke body one end, and the part that the tooth cap exposes at the spoke body is equipped with the thread, and the other end of spoke body is equipped with the cap, and buries in the spoke in the cap, tooth cap, interior cap and the coaxial setting of spoke body of burying.
2. The carbon fiber spoke with a built-in cap head as claimed in claim 1, wherein: the spoke body comprises a spoke inner core and carbon fiber prepreg, the tooth caps and the cap heads are provided with through mounting holes, the tooth caps and the cap heads are respectively sleeved at two ends of the spoke inner core to form coaxial structures, and the tooth caps, the cap heads and the spoke inner core are wound or coated with the carbon fiber prepreg and are integrally formed.
3. The carbon fiber spoke with a built-in cap head as claimed in claim 2, wherein: the spoke inner core is cylindric, the external diameter of spoke inner core and the mounting hole size adaptation of mounting hole and the cap head of tooth cap.
4. The carbon fiber spoke with a built-in cap head as claimed in claim 1, wherein: the periphery of the part of the dental cap coated by the carbon fiber prepreg is provided with an annular boss which is fixedly sleeved.
5. A caphead-embedded carbon fiber spoke according to any one of claims 1 to 3 in which: the tooth cap and the cap head are both metal pieces, the cap head is a conical cap head, the tooth cap is provided with a conical structure by the carbon fiber prepreg coating part, and the conical design of the tooth cap and the cap head is used for improving the coating area of the carbon fiber prepreg and preventing the end part of the prepreg lamination from being too concentrated.
6. A manufacturing method of an embedded cap type carbon fiber spoke is characterized by comprising the following steps:
s1, preparing a tooth cap and a cap head at two ends of the spoke, wherein the centers of the tooth cap and the cap head are respectively provided with an axial through hole;
s2, preparing a spoke inner core made of carbon fiber materials, wherein the spoke inner core is matched with the axial through holes of the dental cap and the cap head;
s3, sleeving the dental cap and the cap head at two ends of the spoke inner core to enable the dental cap and the cap head to be coaxially arranged;
s4, winding and coating the spoke inner core, the tooth cap and the cap head by using carbon fiber prepreg to form a semi-finished product, wherein the cap head is completely arranged inside the carbon fiber prepreg, and one part of the tooth cap is arranged outside the carbon fiber prepreg;
and S5, placing the wound and coated semi-finished product into a forming die for heating and forming.
7. The manufacturing method of the carbon fiber spoke with the embedded hat head as claimed in claim 6, wherein the manufacturing method comprises the following steps: in step S1, the dental cap and the cap head are both made of metal: wherein the cap head is a conical cap head; the dental cap is equipped with the toper structure by carbon fiber preimpregnation material cladding part, and the processing of dental cap week side becomes annular boss and breaks away from when preventing dental cap and carbon fiber preimpregnation material tensile, and the dental cap is arranged in the outside side processing of carbon fiber preimpregnation material and is had the draw-in groove with easy to assemble.
8. The manufacturing method of the carbon fiber spoke with the embedded hat head as claimed in claim 7, wherein: the cone angle of the cap head is larger than that of the tooth cap.
9. The manufacturing method of the carbon fiber spoke with the embedded hat head as claimed in claim 6, wherein the manufacturing method comprises the following steps: in the step S2, the spoke inner core is molded into a cylinder by mold or pultrusion, before the step S3, the tooth cap, the cap head and the spoke inner core need to be roughened, and the surface of the spoke inner core is coated with high-strength high-temperature-resistant joint glue and is connected with the tooth cap and the cap head for standby.
10. The manufacturing method of the carbon fiber spoke with the embedded hat head as claimed in claim 6, wherein the manufacturing method comprises the following steps: in the step S5, controlling the temperature of the die at 150-160 ℃, and the heating time at 20-30 minutes, wherein the cross section of the formed spoke body is circular or oval or roughly rhombic; and opening the die and taking out the spoke after forming, then processing screw teeth on the exposed part of the screw cap, and matching and assembling the screw cap.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111387305.9A CN113928054A (en) | 2021-11-22 | 2021-11-22 | Carbon fiber spoke with embedded cap head and manufacturing method thereof |
| TW111144649A TWI827378B (en) | 2021-11-22 | 2022-11-22 | Embedded hat-type carbon fiber spokes and manufacturing method thereof |
| PCT/CN2022/133418 WO2023088478A1 (en) | 2021-11-22 | 2022-11-22 | Carbon fiber spoke having embedded cap head, and manufacturing method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111387305.9A CN113928054A (en) | 2021-11-22 | 2021-11-22 | Carbon fiber spoke with embedded cap head and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113928054A true CN113928054A (en) | 2022-01-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111387305.9A Pending CN113928054A (en) | 2021-11-22 | 2021-11-22 | Carbon fiber spoke with embedded cap head and manufacturing method thereof |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN113928054A (en) |
| TW (1) | TWI827378B (en) |
| WO (1) | WO2023088478A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023088478A1 (en) * | 2021-11-22 | 2023-05-25 | 厦门碳瀛复合材料科技有限公司 | Carbon fiber spoke having embedded cap head, and manufacturing method therefor |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1777711A (en) * | 1925-03-11 | 1930-10-07 | Trinity Wheel Corp | Vehicle wheel |
| US20170136810A1 (en) * | 2003-01-13 | 2017-05-18 | Raphel Schlanger | Vehicle wheel spoke connection |
| CN112092532A (en) * | 2020-07-21 | 2020-12-18 | 厦门佰业兴户外用品有限公司 | Manufacturing method of carbon fiber spoke and carbon fiber spoke |
| CN112829509A (en) * | 2021-03-23 | 2021-05-25 | 厦门碳瀛复合材料科技有限公司 | Integrally-formed carbon fiber spoke and preparation method thereof |
| CN112959855A (en) * | 2021-03-23 | 2021-06-15 | 厦门碳瀛复合材料科技有限公司 | Inner core butt joint integrally-formed spoke and preparation method thereof |
| CN113085437A (en) * | 2021-04-28 | 2021-07-09 | 厦门碳瀛复合材料科技有限公司 | Opening prefabricated carbon fiber spoke and preparation method thereof |
| CN214523162U (en) * | 2021-03-23 | 2021-10-29 | 厦门碳瀛复合材料科技有限公司 | Integrally formed carbon fiber spoke |
| CN216184190U (en) * | 2021-11-22 | 2022-04-05 | 厦门碳瀛复合材料科技有限公司 | Embedded cap head type carbon fiber spoke |
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| US5350221A (en) * | 1991-07-11 | 1994-09-27 | Edo Sports Inc. | Fiber reinforced spoke for wheels of bicycles, wheelchairs and the like, and method of making same |
| TWI641512B (en) * | 2016-07-25 | 2018-11-21 | 德安百世實業股份有限公司 | Carbon fiber spoke |
| CN107471903A (en) * | 2017-07-25 | 2017-12-15 | 厦门鸿基伟业复材科技有限公司 | A kind of carbon fiber spoke and its manufacture method |
| CN213228182U (en) * | 2021-04-09 | 2021-05-18 | 厦门圣意隆体育用品有限公司 | Multi-angle self-adaptive wheel rim |
| CN113928054A (en) * | 2021-11-22 | 2022-01-14 | 厦门碳瀛复合材料科技有限公司 | Carbon fiber spoke with embedded cap head and manufacturing method thereof |
| CN114290849A (en) * | 2022-01-25 | 2022-04-08 | 厦门碳瀛复合材料科技有限公司 | Inner core inverted cone type carbon fiber spoke and preparation method thereof |
-
2021
- 2021-11-22 CN CN202111387305.9A patent/CN113928054A/en active Pending
-
2022
- 2022-11-22 TW TW111144649A patent/TWI827378B/en active
- 2022-11-22 WO PCT/CN2022/133418 patent/WO2023088478A1/en unknown
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| US1777711A (en) * | 1925-03-11 | 1930-10-07 | Trinity Wheel Corp | Vehicle wheel |
| US20170136810A1 (en) * | 2003-01-13 | 2017-05-18 | Raphel Schlanger | Vehicle wheel spoke connection |
| CN112092532A (en) * | 2020-07-21 | 2020-12-18 | 厦门佰业兴户外用品有限公司 | Manufacturing method of carbon fiber spoke and carbon fiber spoke |
| CN112829509A (en) * | 2021-03-23 | 2021-05-25 | 厦门碳瀛复合材料科技有限公司 | Integrally-formed carbon fiber spoke and preparation method thereof |
| CN112959855A (en) * | 2021-03-23 | 2021-06-15 | 厦门碳瀛复合材料科技有限公司 | Inner core butt joint integrally-formed spoke and preparation method thereof |
| CN214523162U (en) * | 2021-03-23 | 2021-10-29 | 厦门碳瀛复合材料科技有限公司 | Integrally formed carbon fiber spoke |
| CN113085437A (en) * | 2021-04-28 | 2021-07-09 | 厦门碳瀛复合材料科技有限公司 | Opening prefabricated carbon fiber spoke and preparation method thereof |
| CN216184190U (en) * | 2021-11-22 | 2022-04-05 | 厦门碳瀛复合材料科技有限公司 | Embedded cap head type carbon fiber spoke |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023088478A1 (en) * | 2021-11-22 | 2023-05-25 | 厦门碳瀛复合材料科技有限公司 | Carbon fiber spoke having embedded cap head, and manufacturing method therefor |
Also Published As
| Publication number | Publication date |
|---|---|
| TW202330300A (en) | 2023-08-01 |
| WO2023088478A1 (en) | 2023-05-25 |
| TWI827378B (en) | 2023-12-21 |
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