CN114347267B - Process for preparing carbocycles - Google Patents
Process for preparing carbocycles Download PDFInfo
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- CN114347267B CN114347267B CN202111626272.9A CN202111626272A CN114347267B CN 114347267 B CN114347267 B CN 114347267B CN 202111626272 A CN202111626272 A CN 202111626272A CN 114347267 B CN114347267 B CN 114347267B
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Abstract
The invention discloses a processing method of a carbocycle, which comprises a frame and five-way holes arranged on the frame, wherein the five-way holes comprise five-way through holes, and the processing method comprises the following steps: providing the carbocycle, wherein the carbocycle is reserved with an inner diameter processing amount; disposing the carbocycle at an inner wall end of the five-way through hole; providing a detachable jig, wherein the jig penetrates through the five-way through hole and fixes the five-way on the substrate; fixing other parts of the frame except for the five-way pipe; after the jig is disassembled, the carbocycle is subjected to inner diameter processing to achieve the required inner diameter size. After the frame is formed, the concentricity of the two end faces of the five-way is guaranteed through the five-way through holes penetrating through the jig, and other parts of the frame are fixed, so that after the jig is disassembled, the two end faces of the five-way through holes can still be kept concentric.
Description
Technical Field
The invention relates to the field of bicycles, in particular to a method for processing carbocycles.
Background
The existing common processing method of the carbon fiber bicycle five-way is to directly embed the carbocycle at the two ends of the five-way through hole, after the molding, the internal diameter dimensional tolerance of the carbocycle can only be controlled to be 0.05+/-0.1 millimeter, and when the dimensional tolerance is higher, for example, the tolerance of the carbocycle needs to be controlled to be 0.05 millimeter, and the existing process can not meet the requirement.
Disclosure of Invention
The invention aims to provide a method for processing a carbocycle, which can greatly reduce the dimensional tolerance.
In order to achieve the above object, the present invention provides a method for processing five-way, including a frame and five-way disposed on the frame, the five-way including five-way through holes, the method comprising the steps of:
providing a carbocycle, wherein the carbocycle is reserved with an inner diameter processing amount;
arranging a carbon ring at the end part of the inner wall of the five-way through hole;
providing a detachable jig, penetrating the jig with the five-way through holes and fixing the five-way through holes on the substrate;
fixing other parts of the frame except the five-way pipe;
after the jig is disassembled, the carbocycle is subjected to inner diameter processing to achieve the required inner diameter size.
Preferably, the frame is carbon fiber composite structure, and the step of setting the carbocycle at the inner wall end of the five-way through hole comprises: the carbon ring is buried to the inner wall end of the five-way through hole.
Preferably, the jig comprises a plug rod, a middle piece and a fixing piece; the inserted link is columnar, one end of the inserted link extends outwards to form a step part, and the step part is clamped with the end part of the five-way pipe; the middle piece is provided with a connecting through hole, the fixing piece is provided with a fixing slot hole, and the other end of the inserted link is penetrated with a five-way through hole and the connecting through hole and is abutted in the fixing slot hole.
Preferably, the base plate is provided with a mounting groove, and the fixing piece is embedded in the mounting groove.
Specifically, the middle piece is columnar, and the lateral wall of middle piece is equipped with the dismantlement hole.
Preferably, the step of fixing the other parts of the frame than the five-way frame comprises: the other parts of the frame except the five-way pipe are fixed on the base plate through a fixing clamp.
Preferably, the other parts of the frame except the five-way pipe comprise a head pipe, a seat pipe and a rear fork, wherein the seat pipe and the rear fork are fixed through an air cylinder, and the head pipe is fixed on the base plate through a fixing clamp.
Preferably, the step of machining the inner diameter of the carbocycle to achieve the desired inner diameter dimension comprises:
performing side milling on the carbon ring by adopting a first cutter;
the carbocycles are reamed using a second tool to achieve the desired inside diameter dimension.
Preferably, the first tool and the second tool are both diamond cutters.
Preferably, the inner diameter is 0.575mm on one side.
Compared with the prior art, after the frame is molded, the jig is penetrated with the five-way through holes to ensure the concentricity of the two end faces of the five-way through holes, and other parts of the frame are fixed, so that the two end faces of the five-way through holes can still keep concentricity after the jig is disassembled, and the design can ensure that the machining precision is high and the dimensional tolerance of the inner diameter is smaller when the carbocycle with the inner diameter machining quantity is machined.
Drawings
Fig. 1 is a schematic structural diagram of a carbocycle according to an embodiment of the present invention after fixing a frame.
FIG. 2 is a block diagram of a carbocycle in a method of processing a carbocycle in accordance with an embodiment of the present invention.
Fig. 3 is an exploded view of fig. 1.
Fig. 4 is another exploded view of fig. 1.
Detailed Description
In order to describe the technical content, the constructional features and the effects achieved by the present invention in detail, the following description is made with reference to the embodiments in conjunction with the accompanying drawings.
As shown in fig. 1 to 4, an embodiment of the present invention provides a method for processing a carbocycle, including a frame 1 and a five-way 2 disposed on the frame 1, wherein the five-way 2 includes a five-way through hole 21, and the method includes the following steps:
s100, providing a carbocycle 3, wherein the carbocycle 3 is reserved with an inner diameter processing amount;
s200, arranging the carbon ring 3 at the end part of the inner wall of the five-way through hole 21;
s300, providing a detachable jig 4, wherein the jig 4 penetrates through the five-way through hole 21 and fixes the five-way through hole 2 on the substrate 5;
s400, fixing other parts of the frame 1 except the five-way pipe 2;
s500, after the jig 4 is disassembled, the inner diameter of the carbocycle 3 is processed to reach the required inner diameter size.
According to the embodiment of the invention, after the frame is molded, the jig is penetrated with the five-way through holes to ensure the concentricity of the two end faces of the five-way through holes, and other parts of the frame are fixed, so that after the jig is disassembled, the two end faces of the five-way through holes can still keep concentricity, and the design can ensure that the machining precision is high and the dimensional tolerance of the inner diameter is smaller when the carbocycle with the machining amount of the inner diameter is machined.
Specifically, as shown in fig. 2, in step S100, a carbocycle 3 with a certain inner diameter is first manufactured, and an inner diameter processing amount is reserved, for example, an embodiment of the present invention aims to manufacture a carbocycle with an inner diameter of 45.95mm, and it is necessary to prepare a carbocycle 3 with an inner diameter of 44.80mm first, so that an inner diameter processing amount of 0.575mm is reserved on one side, and a space is reserved for subsequent accurate processing.
As shown in fig. 3, in the embodiment of the present invention, the frame 1 is in a carbon fiber composite structure, and step S200 includes embedding the carbon ring 3 into an inner wall end of the five-way through hole 21. The specific embedding process is a routine technology of those skilled in the art, and will not be described again, after embedding, the inner diameter of the composite material will be larger due to variation of the composite material after temperature reduction, and the inner diameter of the carbocycle 3 is between 44.80mm and 44.85 mm.
It should be noted that in other embodiments, the carbocycle and the five-way ring may be connected by other processes, for example, the carbocycle and the five-way ring may be integrally formed directly, without preparing the carbocycle in advance.
As shown in fig. 1 to 4, in step S300, the jig 4 includes a rod 41, a middle member 42 and a fixing member 43, the rod 41 is cylindrical, the outer diameter of the rod 41 is smaller than the inner diameter of the carbocycle 3, one end of the rod 41 extends outwards to form a step 411, the step 411 is clamped with the end of the five-way 2, the middle member 42 is cylindrical, the middle member 42 is axially provided with a connecting through hole 421, the fixing member 43 is provided with a fixing slot 431, the other end of the rod 41 is inserted into the five-way through hole 21 and the connecting through hole 421 and abuts against the fixing slot 431, the base plate 5 is provided with a mounting groove 51, the fixing member 43 is embedded in the mounting groove 51 and is fixedly connected with the base plate 5, for example, the rod 41 and the base plate 5 are connected by bolts, the outer side wall of the middle member 42 is provided with a disassembling hole 422, when the jig 4 is disassembled, the rod 41 is first removed, then the middle member 42 is inserted into the disassembling hole 422 to serve as a handle, and finally the rod 43 is removed from the side.
As shown in fig. 1 to 4, step S400 of the embodiment of the present invention includes fixing the other parts of the frame 1 except for the five-way pipe 2 on the base plate 5 by a fixing clamp, specifically, the other parts of the frame 1 except for the five-way pipe 2 include the head pipe 6, the seat pipe 7 and the rear fork 8, the head pipe 6 is a hollow pipe, the head pipe 6 is fixed by a first fixing clamp 9, the first fixing clamp 9 includes a connecting rod 91, two limiting rings 92, two first bases 93 and two first clamping pieces 94 matched with the two first bases 93, the length of the connecting rod 91 is greater than the length of the head pipe 6, the connecting rod 91 is inserted into the hollow cavity of the head pipe 6, the limiting rings 92 are mounted at two ends of the head pipe 6 to limit the head pipe 6 to move along the connecting rod 91, the first bases 93 and the first clamping pieces 94 are movably connected, for example, the first bases 93 and the first clamping pieces 94 are hinged, the first bases 93 are detachably fixedly connected to the base plate 5, the first clamping pieces 94 are further matched with the first bases 93 and the connecting rod 91 are fixedly connected to the two ends of the connecting rod 91 by pressing the connecting rod 91. The seat tube 7 is fixed through the second fixing clamp 10, the second fixing clamp 10 comprises a second base 101 and a second clamping piece 102 which can be movably connected, the second base 101 is detachably and fixedly connected to the base plate 5, the second base 101 and the second clamping piece 102 are provided with matching surfaces matched with the outer wall of the seat tube 7 so as to firmly fix the seat tube 7, the seat tube 7 is connected to the second base 101 and is tightly pressed and fixed through the second clamping piece 102 so as to limit the seat tube 7 to move up and down, the rear fork 8 is fixed through a third fixing clamp 11, the rear fork 8 comprises a first fork 81 and a second fork 82, the third fixing clamp 11 is provided with a third base 111, a third clamping piece 112 and an L-shaped adapter plate 113, the third base 111 is detachably connected to the base plate 5 through the L-shaped adapter plate 113, the third base 111 and the third clamping piece 112 are provided with two matching surfaces respectively matched with the outer wall of the first fork 81 and the outer wall of the second fork 82 so as to firmly fix the first fork 81 and the second fork 82, and the second fork 82 are tightly pressed and tightly fixed on the first fork 81 and the second fork 82 and the second fork 8 are tightly pressed and are fixedly connected to the second fork 8 through the upper fork 81 and the second fork 82.
After the two ends of the five-way pipe are concentrically fixed on the base plate through the jig, the head pipe, the seat pipe and the rear fork are respectively fixed on the base plate by adopting the first fixing jig, the second fixing jig and the third fixing jig, so that after the jig is disassembled, the head pipe, the seat pipe and the rear fork can also keep a stable structure without changing the concentricity of the two sides of the five-way pipe.
In some other embodiments, the fixing may be performed by a first fixing clamp, a second fixing clamp and a third fixing clamp with other structures, so long as the fixing of the head pipe, the seat pipe and the rear fork can be ensured, and concentricity of two ends of the five-way pipe can be ensured, for example, the seat pipe and the rear fork are all fixed by an air cylinder, and the head pipe is fixed on the substrate by the first fixing clamp.
In still other embodiments, other portions of the frame than the five-way tube may not be limited to the head tube, seat tube, and rear fork, but may be other portions of the frame that are secured so long as a stable connection is ensured.
In the embodiment of the present invention, step S500 includes:
s501, performing side milling on the carbon rings by adopting a first cutter;
s502, reaming the carbon ring by adopting a second cutter to achieve the required inner diameter size.
Specifically, the first cutter is a carborundum cutter with the diameter of 25.00mm, the second cutter is a carborundum cutter with the diameter of 45.95mm, the carborundum is subjected to side milling rough machining through the first cutter, and the diameter of the carborundum is 45.90mm after the machining is completed; and then a second cutter is used for directly reaming one cutter to form the carbocycle with the inner diameter of 45.95 mm. The inner wall can be ensured to be smooth by adopting a carborundum knife.
According to the embodiment of the invention, after the frame is glued and formed, the carbocycles are buried in the two ends of the five-way pipe, the concentricity of the two end faces of the five-way pipe, namely the concentricity of the two carbocycles, is ensured by penetrating the five-way pipe through the jig, and other parts of the frame are fixed, so that after the jig is disassembled, the two end faces of the five-way pipe can still keep concentricity.
The foregoing disclosure is merely illustrative of the principles of the present invention, and thus, it is intended that the scope of the invention be limited thereto and not by this disclosure, but by the claims appended hereto.
Claims (9)
1. The processing method of the carbocycle comprises a frame and five-way holes arranged on the frame, wherein the five-way holes comprise five-way through holes, and the processing method is characterized by comprising the following steps of:
providing the carbocycle, wherein the carbocycle is reserved with an inner diameter processing amount;
disposing the carbocycle at an inner wall end of the five-way through hole;
providing a detachable jig, wherein the jig penetrates through the five-way through hole and concentrically fixes two ends of the five-way through hole on a substrate;
fixing other parts of the frame except for the five-way pipe;
after the jig is disassembled, the inner diameter of the carbocycle is processed to reach the required inner diameter size;
wherein, the frame is carbon fiber composite construction, will the carbocycle sets up the inner wall tip step of five through-holes includes:
and burying the carbon ring into the inner wall end part of the five-way through hole.
2. The method of manufacturing a carbocyclic ring of claim 1, wherein the jig comprises a spigot, an intermediate piece and a fixing piece; the inserting rod is columnar, one end of the inserting rod extends outwards to form a step part, and the step part is clamped with the end part of the five-way pipe; the middle piece is provided with a connecting through hole, the fixing piece is provided with a fixing slot hole, and the other end of the inserted link penetrates through the five-way through hole, the connecting through hole and is abutted to the inside of the fixing slot hole.
3. The method of claim 2, wherein the base plate is provided with a mounting groove, the fixing member is embedded in the mounting groove, and the fixing member is detachably and fixedly connected with the base plate.
4. The method of manufacturing a carbocyclic ring of claim 2, wherein the intermediate member is cylindrical and the outer side wall of the intermediate member is provided with a removal hole.
5. The method of manufacturing a carbocyclic ring of claim 1, wherein the step of securing portions of the frame other than the five-way tube comprises:
and fixing other parts of the frame except the five-way part on the base plate through a fixing clamp.
6. The method of manufacturing a carbon ring according to claim 1, wherein the other parts of the frame except for the five-way pipe include a head pipe, a seat pipe and a rear fork, the seat pipe and the rear fork are fixed by a cylinder, and the head pipe is fixed on the base plate by a fixing clamp.
7. The method of processing a carbocycle of claim 1, wherein the step of processing the carbocycle to achieve a desired inside diameter dimension comprises:
performing side milling on the carbon ring by adopting a first cutter;
reaming the carbocycle with a second tool to achieve the desired inside diameter dimension.
8. The method of claim 7, wherein the first tool and the second tool are both carborundum tools.
9. The method of claim 1, wherein the inner diameter is 0.575mm on one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111626272.9A CN114347267B (en) | 2021-12-27 | 2021-12-27 | Process for preparing carbocycles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111626272.9A CN114347267B (en) | 2021-12-27 | 2021-12-27 | Process for preparing carbocycles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114347267A CN114347267A (en) | 2022-04-15 |
| CN114347267B true CN114347267B (en) | 2024-01-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111626272.9A Active CN114347267B (en) | 2021-12-27 | 2021-12-27 | Process for preparing carbocycles |
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| Country | Link |
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| CN (1) | CN114347267B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2675541Y (en) * | 2003-12-10 | 2005-02-02 | 林胜源 | The structure of the bicycle shaft tube |
| CN1817730A (en) * | 2006-02-17 | 2006-08-16 | 于克儒 | Magnesium alloy frame tube and production method of frame tube and frame |
| CN101254810A (en) * | 2007-03-02 | 2008-09-03 | 明安国际企业股份有限公司 | Five-way pipe device of bicycle and manufacturing method thereof |
| TWM373870U (en) * | 2009-09-03 | 2010-02-11 | meng-hao Ji | Hub switching structure for a five-way tube of a bicycle frame |
| CN202657185U (en) * | 2012-05-15 | 2013-01-09 | 厦门坤骑复材科技有限公司 | Composite bottom bracket shell of bicycle |
| CN215151011U (en) * | 2021-01-06 | 2021-12-14 | 深圳市喜德盛碳纤科技有限公司 | Processing jig, frame five-way processing device and frame five-way |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070114752A1 (en) * | 2005-09-08 | 2007-05-24 | Chao-Yao Ko | Method of making a composite bicycle frame and a jig device used in the method |
-
2021
- 2021-12-27 CN CN202111626272.9A patent/CN114347267B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2675541Y (en) * | 2003-12-10 | 2005-02-02 | 林胜源 | The structure of the bicycle shaft tube |
| CN1817730A (en) * | 2006-02-17 | 2006-08-16 | 于克儒 | Magnesium alloy frame tube and production method of frame tube and frame |
| CN101254810A (en) * | 2007-03-02 | 2008-09-03 | 明安国际企业股份有限公司 | Five-way pipe device of bicycle and manufacturing method thereof |
| TWM373870U (en) * | 2009-09-03 | 2010-02-11 | meng-hao Ji | Hub switching structure for a five-way tube of a bicycle frame |
| CN202657185U (en) * | 2012-05-15 | 2013-01-09 | 厦门坤骑复材科技有限公司 | Composite bottom bracket shell of bicycle |
| CN215151011U (en) * | 2021-01-06 | 2021-12-14 | 深圳市喜德盛碳纤科技有限公司 | Processing jig, frame five-way processing device and frame five-way |
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| Publication number | Publication date |
|---|---|
| CN114347267A (en) | 2022-04-15 |
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