CN104029776A - Bicycle frame and manufacturing process thereof - Google Patents
Bicycle frame and manufacturing process thereof Download PDFInfo
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- CN104029776A CN104029776A CN201410083027.1A CN201410083027A CN104029776A CN 104029776 A CN104029776 A CN 104029776A CN 201410083027 A CN201410083027 A CN 201410083027A CN 104029776 A CN104029776 A CN 104029776A
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- pipe
- fork
- hollow tubular
- car
- bicycle
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Abstract
The invention provides a bicycle frame. The bicycle frame comprises hollow tubes and metal connecting pieces, wherein the metal connecting pieces comprise a five-way connecting piece, a claw connecting piece, a seat tube connecting piece and two bicycle head connecting pieces; a bicycle head is connected with an upper tube through one bicycle head connecting piece; the bicycle head is connected with a lower tube through one bicycle head connecting piece; the upper tube, a middle tube and an upper fork are connected together through the seat tube connecting piece; the lower tube, the middle tube and a lower fork are connected together through the five-way connecting piece; the upper fork and the lower fork are connected with each other through claws; the hollow tubes and the metal connecting pieces are glued into a frame body. A process for manufacturing the bicycle frame comprises the following steps: customizing the metal connecting pieces and the claws on a large scale, performing sand blasting and cleaning for later use; performing sand blasting on hollow tubes including the bicycle head, the upper tube, the middle tube, the lower tube, the upper fork and the lower fork, and cleaning for later use; gluing spare metal connecting pieces, claws and hollow tubes into a frame body; entering a baking procedure, and baking at the temperature of 140-160 DEG C for an hour for sizing; after baking, cooling to obtain the bicycle frame.
Description
Technical field
The invention belongs to cycle frame technical field, especially relate to a kind of cycle frame and manufacture craft thereof.
Background technology
The general carbon fiber bicycle frame fabrication processing that adopts is long, consumes in a large number manually, causes cost of labor high, production extreme difference, and quality stability is poor, reprocesses as pursuing lightweight, and thickness of pipe is done thinner and thinner, therefore impacts intensity difference, and safety misadventure takes place frequently.
At present, the manufacturing technology of cycle frame is for several below:
1, joint type---with carbon fiber or aluminium, magnesium, merge material and make the joints such as car pipe, seat cushion, five-way, then do respectively pipe, middle pipe, lower pipe, upper lower fork etc., compose a vehicle frame.This mode joint Heavy Weight, cost of manufacture is high.
2, front-rear triangular compound type--car head, seat cushion, five-way, upper, middle and lower pipe are made of one to moulding, then compose a vehicle frame after being made into respectively upper and lower fork, this kind of way shortcoming is that cost of labor is high, production is poor, cause vehicle frame cost height not under.
3, pipe take-over type---this mode be vehicle head tube, upper pipe, lower pipe, middle pipe, five-way, lower fork, upper fork philosophy is hot-forming after, metalloid Frame Welding mode is processed respectively upper, middle and lower pipe, upper fork again, use carbon fiber at each joint joint carbon coated fiber each pipe fitting combination again, hot-forming one-tenth one vehicle frame again, this technique cost of labor is very high, production is poor, and vehicle frame cost is high.
Summary of the invention
The problem to be solved in the present invention is a kind of cycle frame, has light weight, low cost, and can processing procedure simplifying, produce quicker, shock-resistant, safe carbon fiber bicycle frame.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of cycle frame, comprise hollow tubular and attachment hardware, described attachment hardware is respectively five-way connecting piece, hook pawl attaching parts, seat pipe connections and two first attaching partss of car, and described hollow tubular is respectively car head, upper pipe, middle pipe, lower pipe, upper fork and lower fork;
On car head, by the first attaching parts of a car, be connected with upper pipe, described car head is connected with lower pipe by the first attaching parts of a car, described upper pipe, middle pipe and upper fork connect by seat pipe connections, described lower pipe, middle pipe are connected by five-way connecting piece with lower fork, described upper fork is connected by hooking pawl attaching parts with lower fork, the first attaching parts of described car is three-way piece, and described seat pipe connections is four-way attaching parts; Described hollow tubular and attachment hardware compose a vehicle frame, avoided traditional welding, avoided the making of various terminal, attachment hardware and hollow tubular that can volume production, through gummed, solidify, the bicycle of making is automatable production in enormous quantities in the intensity of ensuring the quality of products, thereby has reduced the productive costs of vehicle frame.
Further, described hollow tubular is carbon fibre pipe fitting, glass fibre pipe fitting, carbon fiber and glass fiber reinforced plastic pipe part, carbon steel pipe fitting, chrome-molybdenum steel pipe fitting, stainless steel pipe, Aluminum Alloy Tube and magnesium alloy tube.
Further, described hollow tubular is carbon fibre pipe fitting, and the thickness of pipe of carbon fibre pipe fitting is 0.5～3.5mm, the external diameter of upper pipe is that the external diameter of 20～36mm, lower pipe is that the external diameter of 25～50mm, middle pipe is that the external diameter of 25～40mm, upper fork is that the external diameter of 12～22mm and lower fork is 15～28mm, guaranteed under the prerequisite of quality of materials, increase the wall thickness of carbon fiber pipe, guaranteed the intensity of carbon fiber bicycle vehicle frame.
Make the technique of cycle frame as above,
First, attachment hardware and to hook pawl customization in enormous quantities, through sandblast, standby after clean;
Again, hollow tubular is car head, upper pipe, middle pipe, lower pipe, upper fork and lower fork, through sandblast, standby after clean;
Standby attachment hardware, hook pawl and hollow tubular are composed to a vehicle frame;
Finally, enter roasting procedure, in the environment of 140～160 degree, by the baking of 1 hour, shape;
After baking, to be cooled, driving vehicle frame.
Further, the glue of described attachment hardware, hook pawl and carbon fibre pipe fitting gummed is that high-strength epoxy is glue.
Further, described high-strength epoxy is that glue is EPOXY epoxy resin adhesive, and EPOXY epoxy resin adhesive is after solidifying, and high temperature resistant, its shearing strength value is 3～4kg/mm
2, guaranteed the intensity of its vehicle frame, personnel's safety.
Advantage and good effect that the present invention has are: owing to adopting the fine bicycle rack manufacture craft of technique scheme carbon, simplify, making flow process is short, and production time is short, and cost of labor is low, production efficiency is high, volume production performance improves, and pipe fitting impact strength is high, and vehicle frame durability significantly improves, welding, safety is protected especially.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiments of the invention one;
Fig. 2 is the structural representation of embodiments of the invention two.
In figure:
1, car head 2, upper pipe 3, seat pipe connections 4, upper fork 5, hook pawl attaching parts
6, lower fork 7, middle pipe 8, five-way connecting piece 9, lower pipe 10, the first attaching parts of car
11, Seat stay attaching parts
The specific embodiment
Embodiment mono-:
A kind of cycle frame, comprise hollow tubular and attachment hardware, described attachment hardware is respectively five-way connecting piece 8, hook pawl attaching parts 5, seat pipe connections 3 and two first attaching partss 10 of car, and described hollow tubular is respectively car head 1, upper pipe 2, middle pipe 7, lower pipe 9, upper fork 4 and lower fork 6; On car head 1, by the first attaching parts 10 of a car, be connected with upper pipe 2, described car first 1 is connected with lower pipe 9 by the first attaching parts 10 of a car, described upper pipe 2, middle pipe 7 and upper fork 4 connect by seat pipe connections 3, described lower pipe 9, middle pipe 7 and lower fork 6 are connected by five-way connecting piece 8, described upper fork 4 is connected by hooking pawl attaching parts 5 with lower fork 6, the first attaching parts 10 of described car is three-way piece, and described seat pipe connections 3 is four-way attaching parts; Described hollow tubular and attachment hardware compose a vehicle frame.
Hollow tubular is carbon fibre pipe fitting, glass fibre pipe fitting, carbon fiber and glass fiber reinforced plastic pipe part, carbon steel pipe fitting, chrome-molybdenum steel pipe fitting, stainless steel pipe, Aluminum Alloy Tube and magnesium alloy tube.
Further, described hollow tubular is carbon fibre pipe fitting, and the thickness of pipe of carbon fibre pipe fitting is 0.5～3.5mm, the external diameter of upper pipe 2 is that the external diameter of 20～36mm, lower pipe 9 is that the external diameter of 25～50mm, middle pipe 7 is that the external diameter of 25～40mm, upper fork 4 is that the external diameter of 12～22mm and lower fork 6 is 15～28mm, guaranteed under the prerequisite of quality of materials, increase the wall thickness of carbon fiber pipe, guaranteed the intensity of carbon fiber bicycle vehicle frame.
Embodiment bis-:
A kind of cycle frame, comprise hollow tubular and attachment hardware, described attachment hardware is respectively five-way connecting piece 8, hook pawl attaching parts 5, seat pipe connections 3, Seat stay attaching parts 11 and two first attaching partss 10 of car, and described hollow tubular is respectively car head 1, upper pipe 2, middle pipe 7, lower pipe 9, upper fork 4 and lower fork 6; On car head 1, by the first attaching parts 10 of a car, be connected with upper pipe 2, described car first 1 is connected with lower pipe 9 by the first attaching parts 10 of a car, described upper pipe 2, middle pipe 7 connect by seat pipe connections 3, described middle pipe 7 is connected by Seat stay attaching parts 11 with upper fork 4, described lower pipe 9, middle pipe 7 and lower fork 6 are connected by five-way connecting piece 8, described upper fork 4 is connected by hooking pawl with lower fork 6, and the first attaching parts 10 of described car is three-way piece, and described seat pipe connections 3 is three-way connector; Described hollow tubular and attachment hardware compose a vehicle frame.
Hollow tubular is carbon fibre pipe fitting, glass fibre pipe fitting, carbon fiber and glass fiber reinforced plastic pipe part, carbon steel pipe fitting, chrome-molybdenum steel pipe fitting, stainless steel pipe, Aluminum Alloy Tube and magnesium alloy tube.
Further, described hollow tubular is carbon fibre pipe fitting, and the thickness of pipe of carbon fibre pipe fitting is 0.5～3.5mm, the external diameter of upper pipe 2 is that the external diameter of 20～36mm, lower pipe 9 is that the external diameter of 25～50mm, middle pipe 7 is that the external diameter of 25～40mm, upper fork 4 is that the external diameter of 12～22mm and lower fork 6 is 15～28mm, guaranteed under the prerequisite of quality of materials, increase the wall thickness of carbon fiber pipe, guaranteed the intensity of carbon fiber bicycle vehicle frame.
The manufacture craft of above-mentioned vehicle frame:
Attachment hardware and to hook pawl customization in enormous quantities, through sandblast, standby after clean;
Again, carbon fibre pipe fitting is made into the hollow tubular that thickness of pipe is 0.5～3.5mm, described hollow tubular is respectively car head 1, upper pipe 2, middle pipe 7, lower pipe 9, upper fork 4 and lower fork 6, the external diameter of upper pipe 2 is that the external diameter of 20～36mm, lower pipe 9 is that the external diameter of 25～50mm, middle pipe 7 is that the external diameter of 25～40mm, upper fork 4 is that the external diameter of 12～22mm and lower fork 6 is 15～28mm, through sandblast, standby after clean;
Standby attachment hardware, hook pawl and carbon fibre pipe fitting are composed to a vehicle frame;
Finally, enter roasting procedure, in the environment of 140～160 degree, by the baking of 1 hour, shape;
After baking, to be cooled, driving vehicle frame.
The glue of described attachment hardware, hook pawl and carbon fibre pipe fitting gummed is that high-strength epoxy is glue.
Described high-strength epoxy is that glue is EPOXY epoxy resin adhesive.
EPOXY epoxy resin adhesive is after solidifying, and high temperature resistant, its shearing strength value is 3～4kg/mm
2, guaranteed the intensity of its vehicle frame, personnel's safety.
Above embodiments of the invention are had been described in detail, but described content is only preferred embodiment of the present invention, can not be considered to for limiting practical range of the present invention.All equalization variations of doing according to the scope of the invention and improvement etc., within all should still belonging to this patent covering scope.
Claims (6)
1. a cycle frame, it is characterized in that: comprise hollow tubular and attachment hardware, described attachment hardware is respectively five-way connecting piece, hook pawl attaching parts, seat pipe connections and two first attaching partss of car, and described hollow tubular is respectively car head, upper pipe, middle pipe, lower pipe, upper fork and lower fork;
On car head, by the first attaching parts of a car, be connected with upper pipe, described car head is connected with lower pipe by the first attaching parts of a car, described upper pipe, middle pipe and upper fork connect by seat pipe connections, described lower pipe, middle pipe are connected by five-way connecting piece with lower fork, described upper fork is connected by hooking pawl attaching parts with lower fork, the first attaching parts of described car is three-way piece, and described seat pipe connections is four-way attaching parts; Described hollow tubular and attachment hardware compose a vehicle frame, avoided traditional welding, avoided the making of various terminal, attachment hardware and hollow tubular that can volume production, through gummed, solidify, the bicycle of making is automatable production in enormous quantities in the intensity of ensuring the quality of products, thereby has reduced the productive costs of vehicle frame.
2. cycle frame according to claim 1, is characterized in that: described hollow tubular is carbon fibre pipe fitting, glass fibre pipe fitting, carbon fiber and glass fiber reinforced plastic pipe part, carbon steel pipe fitting, chrome-molybdenum steel pipe fitting, stainless steel pipe, Aluminum Alloy Tube and magnesium alloy tube.
3. cycle frame according to claim 2, it is characterized in that: described hollow tubular is carbon fibre pipe fitting, and the thickness of pipe of carbon fibre pipe fitting is 0.5～3.5mm, the external diameter of upper pipe is that the external diameter of 20～36mm, lower pipe is that the external diameter of 25～50mm, middle pipe is that the external diameter of 25～40mm, upper fork is that the external diameter of 12～22mm and lower fork is 15～28mm, guaranteed under the prerequisite of quality of materials, increase the wall thickness of carbon fiber pipe, guaranteed the intensity of carbon fiber bicycle vehicle frame.
4. make the technique of the cycle frame as described in claim 1～3 any one, it is characterized in that:
First, attachment hardware and to hook pawl customization in enormous quantities, through sandblast, standby after clean;
Again, hollow tubular is car head, upper pipe, middle pipe, lower pipe, upper fork and lower fork, through sandblast, standby after clean;
Standby attachment hardware, hook pawl and hollow tubular are composed to a vehicle frame;
Finally, enter roasting procedure, in the environment of 140～160 degree, by the baking of 1 hour, shape;
After baking, to be cooled, driving vehicle frame.
5. bicycle manufacture craft according to claim 4, is characterized in that: the glue of described attachment hardware, hook pawl and carbon fibre pipe fitting gummed is that high-strength epoxy is glue.
6. bicycle manufacture craft according to claim 5, is characterized in that: described high-strength epoxy is that glue is EPOXY epoxy resin adhesive, and EPOXY epoxy resin adhesive is after solidifying, and high temperature resistant, its shearing strength value is 3～4kg/mm
2, guaranteed the intensity of its vehicle frame, personnel's safety.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410083027.1A CN104029776A (en) | 2014-03-07 | 2014-03-07 | Bicycle frame and manufacturing process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410083027.1A CN104029776A (en) | 2014-03-07 | 2014-03-07 | Bicycle frame and manufacturing process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104029776A true CN104029776A (en) | 2014-09-10 |
Family
ID=51460830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410083027.1A Pending CN104029776A (en) | 2014-03-07 | 2014-03-07 | Bicycle frame and manufacturing process thereof |
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| CN (1) | CN104029776A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104441705A (en) * | 2014-12-05 | 2015-03-25 | 东莞市海旭新材料技术有限公司 | Carbon fiber opening fixture frame and preparation method thereof |
| CN104494172A (en) * | 2014-12-25 | 2015-04-08 | 广州市银三环机械有限公司 | Carbon fiber bicycle frame production process |
| CN105857484A (en) * | 2016-04-20 | 2016-08-17 | 陈红军 | Bicycle intermediate pipe made of glass fiber and carbon fiber mixed composite material and manufacturing method for bicycle intermediate pipe |
| CN107200090A (en) * | 2017-06-02 | 2017-09-26 | 江苏澳盛复合材料科技有限公司 | A kind of low-cost and easy-to manufacture carbon fiber bicycle and manufacture method |
| CN108725669A (en) * | 2018-05-28 | 2018-11-02 | 上海凤凰自行车江苏有限公司 | A kind of bicycle front fork strengthening treatment process |
| CN111204400A (en) * | 2020-01-21 | 2020-05-29 | 重庆科达机械有限公司 | Bicycle and frame thereof, frame production method and composite material pipe fitting connecting structure |
| CN112758218A (en) * | 2020-12-31 | 2021-05-07 | 广州市普蓝特车业有限公司 | Novel bicycle and manufacturing process thereof |
| CN113086075A (en) * | 2021-04-20 | 2021-07-09 | 无锡市佰格运动科技有限公司 | Novel light high strength frame |
| WO2023087655A1 (en) * | 2021-11-19 | 2023-05-25 | 吴志华 | Frame with integrated joints for bicycles, electric bicycles and electrically power assisted bicycles |
-
2014
- 2014-03-07 CN CN201410083027.1A patent/CN104029776A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104441705A (en) * | 2014-12-05 | 2015-03-25 | 东莞市海旭新材料技术有限公司 | Carbon fiber opening fixture frame and preparation method thereof |
| CN104494172A (en) * | 2014-12-25 | 2015-04-08 | 广州市银三环机械有限公司 | Carbon fiber bicycle frame production process |
| CN105857484A (en) * | 2016-04-20 | 2016-08-17 | 陈红军 | Bicycle intermediate pipe made of glass fiber and carbon fiber mixed composite material and manufacturing method for bicycle intermediate pipe |
| CN105857484B (en) * | 2016-04-20 | 2019-03-01 | 东莞市锐鑫碳纤维科技有限公司 | Managed in glass fibre and carbon fiber hybrid composite material bicycle and preparation method thereof |
| CN107200090A (en) * | 2017-06-02 | 2017-09-26 | 江苏澳盛复合材料科技有限公司 | A kind of low-cost and easy-to manufacture carbon fiber bicycle and manufacture method |
| CN108725669A (en) * | 2018-05-28 | 2018-11-02 | 上海凤凰自行车江苏有限公司 | A kind of bicycle front fork strengthening treatment process |
| CN108725669B (en) * | 2018-05-28 | 2020-01-03 | 上海凤凰自行车江苏有限公司 | Bicycle front fork strengthening treatment process |
| CN111204400A (en) * | 2020-01-21 | 2020-05-29 | 重庆科达机械有限公司 | Bicycle and frame thereof, frame production method and composite material pipe fitting connecting structure |
| CN112758218A (en) * | 2020-12-31 | 2021-05-07 | 广州市普蓝特车业有限公司 | Novel bicycle and manufacturing process thereof |
| CN112758218B (en) * | 2020-12-31 | 2022-04-12 | 广州市普蓝特车业有限公司 | Bicycle and manufacturing process thereof |
| CN113086075A (en) * | 2021-04-20 | 2021-07-09 | 无锡市佰格运动科技有限公司 | Novel light high strength frame |
| WO2023087655A1 (en) * | 2021-11-19 | 2023-05-25 | 吴志华 | Frame with integrated joints for bicycles, electric bicycles and electrically power assisted bicycles |
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Application publication date: 20140910 |
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| WD01 | Invention patent application deemed withdrawn after publication |