CN101890810A - Manufacturing method of metal composite pipe - Google Patents
Manufacturing method of metal composite pipe Download PDFInfo
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- CN101890810A CN101890810A CN2009101404923A CN200910140492A CN101890810A CN 101890810 A CN101890810 A CN 101890810A CN 2009101404923 A CN2009101404923 A CN 2009101404923A CN 200910140492 A CN200910140492 A CN 200910140492A CN 101890810 A CN101890810 A CN 101890810A
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- carbon fibre
- initial rinse
- metal tube
- fibre initial
- metal
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Abstract
The invention relates to a manufacturing method of a metal composite pipe, which comprises the following steps: preparing a metal pipe and a carbon fiber prepreg; penetrating the carbon fiber prepreg in the metal pipe, and placing in a die together, wherein the die is connected and provided with an air tap communicated with the interior of the carbon fiber prepreg; expanding the carbon fiber prepreg and bonding the carbon fiber prepreg on the metal pipe by carrying out high-pressure air blowing from the interior via the air tap, and leading the metal pipe and the carbon fiber prepreg to be completely closely bonded by being matched with the external hot die pressing, heating and pressurizing; and obtaining the integrally formed metal composite pipe. As the straightness of the integrally formed metal composite pipe is equal to the precision of the die, and the metal composite pipe is integrally formed by high pressure and high temperature, the metal pipe and the carbon fiber prepreg are completely closely bonded without delamination, and no bubbles are produced between the metal pipe and the carbon fiber prepreg.
Description
Technical field
The present invention mainly discloses a kind of manufacture method of metal composite pipe, refers to a kind of manufacture method of utilizing the metal composite pipe of internal high pressure air blowing and external heat compression molding especially.
Background technology
With reference to Figure 11, be the block flow diagram of known manufacture method, after it engages stainless steel tube, carbon cloth two ends sealed piece carbon cloth is engaged the location in advance, carry out high pressure blow-gas and mold pressing heating again and finish integrated carbon fiber and roll pipe.
But, this sealed piece must be made in response to the material of various different sizes, and need carbon cloth is sheathed on the sealed piece at two ends when making, allow carbon cloth fit in stainless steel inside pipe wall in advance, and the two ends of carbon cloth need engage the step of sealed piece in advance, and be unable to supply mass-produced demand, so the inventor is devoted to study the manufacture method that can effectively increase speed of production and reduce cost, and seeks solution.
Because the disappearance of above-mentioned conventional construction, the inventor is the manufacture method of inventing out a kind of metal composite pipe, and it can overcome all shortcomings of above-mentioned conventional construction.
Summary of the invention
The objective of the invention is to, solve in the manufacturing technology of existing metal composite pipe, need location carbon fibre initial rinse material, cause speed of production slower, be unable to supply the problem of mass-produced demand.
For achieving the above object, the invention provides a kind of manufacture method of metal composite pipe, comprise the following steps:
Prepare a metal tube and a carbon fibre initial rinse material, the prefabricated one-tenth of this carbon fibre initial rinse is near the shape of metal tube;
This carbon fibre initial rinse material is arranged in this metal tube and inserts in the lump the holding part of a mould, this carbon fibre initial rinse material two ends end abutment is in the end wall of this holding part, and this mould connects to be established a valve and be communicated with this carbon fibre initial rinse material internal;
Via this valve to this carbon fibre initial rinse material internal high pressure blow-gas, make gases at high pressure and comprehensive contact of this carbon fibre initial rinse material inner peripheral, and then make the caliber expansion of carbon fibre initial rinse material and fit in this metal tube, and cooperate external heat mold pressing pressurized, heated that metal tube is connected airtight fully with the combined polymerization of carbon fibre initial rinse material production to combine;
Obtain the multiple one-body molded pipe fitting of material of metal.
Beneficial effect of the present invention is, utilize internal high pressure to blow and make the expansion of carbon fibre initial rinse material fit in metal tube, and the external heat mold pressing makes formation of tubes, need not locate the carbon fibre initial rinse material, faster production and reducing cost promotes competitiveness of product by this.The straigheness of the multiple one-body molded pipe fitting of material of this metal equals the precision of mould, and one-body molded via high pressure and high temperature, makes metal tube and the not delamination of complete driving fit of carbon fibre initial rinse material and metal tube and carbon fibre initial rinse storeroom can not produce bubble.
Other purpose, advantage and novel characteristics of the present invention will be more obvious from the following detailed description and related drawings.
Description of drawings
Fig. 1 is the manufacturing flow chart of the manufacture method of metal composite pipe of the present invention;
Fig. 2 is the member schematic diagram of first embodiment of manufacture method of metal composite pipe of the present invention;
Fig. 3 is the schematic diagram of first embodiment of manufacture method of metal composite pipe of the present invention, and expression is inner to cooperate the external heat compression molding via high pressure blow-gas;
Fig. 4 is the continuity of Fig. 3 of the present invention, and the expansion of expression carbon fibre initial rinse material fits in the metal tube inner peripheral;
The profile that Fig. 5 is got along the 5-5 hatching for Fig. 4 of the present invention;
Fig. 6 is the schematic diagram of first embodiment finished product of manufacture method of metal composite pipe of the present invention;
Fig. 7 is the member schematic diagram of second embodiment of manufacture method of metal composite pipe of the present invention;
Fig. 8 is the schematic diagram of second embodiment of manufacture method of metal composite pipe of the present invention, and expression is inner to cooperate the external heat compression molding via high pressure blow-gas;
The profile that Fig. 9 is got along the 9-9 hatching for Fig. 8 of the present invention;
Figure 10 is the schematic diagram of second embodiment finished product of manufacture method of metal composite pipe of the present invention;
Figure 11 is the block flow diagram of known manufacture method.
Description of reference numerals:
The 10-metal tube; 20-carbon fibre initial rinse material; The 30-mould; The 31-mold; The 32-bed die; The 33-holding part; The 34-passage; The 35-valve; The 10a-metal tube; 20a-carbon fibre initial rinse material; The 30a-mould; The 31a-mold; The 32a-bed die; The 33a-holding part; The 34a-passage; The 35a-valve.
The specific embodiment
Relevant the technology used in the present invention, means and effect thereof, now lift a preferred embodiment and cooperate graphic detailed description as after, this only for the usefulness of explanation, is not subjected to the restriction of this kind structure in patent application.
With reference to Fig. 1, be manufacturing flow chart of the present invention.The manufacture method of metal composite pipe of the present invention, it comprises the following steps: to prepare a metal tube and a carbon fibre initial rinse material; This carbon fibre initial rinse material is arranged in the interior mould of also inserting in the lump of this metal tube; Cooperate the external heat compression molding via the internal high pressure air blowing; Carbon fibre initial rinse material hardened forming; Obtain the multiple one-body molded pipe fitting of material of metal.Wherein:
With reference to Fig. 2, prepare a metal tube 10 and a unhardened carbon fibre initial rinse material 20, this metal tube 10 is the circular pipe fitting of stainless steel, metal tube 10 cuts into predetermined length, and this carbon fibre initial rinse material 20 is prefabricated into the shape near metal tube 10, and the external diameter of this carbon fibre initial rinse material 20 is less than the internal diameter of this metal tube 10, in order to carbon fibre initial rinse material 20 is installed in the metal tube 10.
This carbon fibre initial rinse material 20 is arranged in this metal tube 10 interior moulds 30 of also inserting in the lump, this mould 30 be a pair of on, bed die 31,32 form, the holding part 33 that has a circle in this mould 30, this holding part 33 can hold this metal tube 10 just, and the end abutment of this carbon fibre initial rinse material 20 is in the end wall of these mould 30 holding parts 33, and the inner peripheral of this carbon fibre initial rinse material 20 does not contact with this mould 30, these mould 30 1 ends have a channel 34, this channel 34 is communicated with the center of this holding part 33, this channel 34 is provided with for a valve 35, make this valve 35 connect the inside of this carbon fibre initial rinse material 20, pour into for pressure-air.
With reference to Fig. 3 to Fig. 5, cooperate the external heat compression molding via the internal high pressure air blowing, see through valve 35 pressure-air is poured into carbon fibre initial rinse material 20 inside, utilize the comprehensive caliber that makes this carbon fibre initial rinse material 20 that contacts of pressure-air and these carbon fibre initial rinse material 20 inner peripherals to expand, and then the outer peripheral edges that make carbon fibre initial rinse material 20 fit in metal tube 10 inner peripherals, and uniformly high pressure by carbon fibre initial rinse material 20 tightly driving fit in metal tube 10 inner peripherals, and cooperate the external heat mold pressing metal tube 10 and the 20 generation combined polymerizations of carbon fibre initial rinse material to be combined as a whole mould 30 pressurized, heated, make the molecule interlock of carbon fibre initial rinse material 20 allow metal tube 10 complete not delaminations of driving fit by combined polymerization, and the clearance air that metal tube 10 and carbon fibre initial rinse material are 20 can be got rid of by the gases at high pressure extruding, allows 20 of metal tube 10 and carbon fibre initial rinse materials connect airtight fully and does not produce bubble.20 needs of this carbon fibre initial rinse material are directly inserted in the metal tube 10 and get final product, do not need to locate, by this effective faster production.
This metal tube 10 is with after 20 heat hardenings of carbon fibre initial rinse material combine, and makes this metal tube 10 combine formation one metal composite pipe spare with carbon fibre initial rinse material 20 via cooling naturally again.
With reference to Fig. 6, by this, obtain the multiple one-body molded pipe fitting of material of metal.
The multiple one-body molded pipe fitting of material of metal of the present invention, its internal carbon fibers preimpregnation material 20 has the characteristic of light weight, thus can effectively alleviate the weight of pipe fitting, to reach light-weighted demand.
Moreover, the straigheness of the multiple one-body molded pipe fitting of material of metal equals the precision of this mould, utilizing internal high pressure to blow allows carbon fibre initial rinse material 20 dilators close metal tube 10, metal tube 10 is combined mould 30 pressurized, heated with carbon fibre initial rinse material 20 by the external heat mold pressing again, hereat carbon fibre initial rinse material 20 directly is arranged in and carries out the hot pressing processing procedures in the metal tube 10 and get final product, tool without any need for the location, do not need earlier metal tube 10 and carbon fibre initial rinse material 20 to be carried out the preprocessing of too much pipe fitting yet, faster production and reducing cost promotes competitiveness of product by this.
With reference to Fig. 7 to Figure 10, schematic diagram and finished product schematic diagram for second embodiment of manufacture method of metal composite pipe of the present invention, present embodiment is identical with aforementioned first embodiment substantially, its difference is that metal tube 10a is square pipe fitting, this carbon fibre initial rinse material 20a is prefabricated near the shape of metal tube 10a in order in this metal tube of installing 10a, this carbon fibre initial rinse material 20a is arranged in the interior mould 30a that also inserts in the lump of this metal tube 10a, this mould 30a is by last, bed die 31a, 32a forms, have a square holding part 33a in this mould 30a, this holding part 33a can hold this metal tube 10a just.This mould 30a one end has a channel 34a, and this channel 34a is communicated with the center of this holding part 33a, and this channel 34a is provided with for a valve 35a.
Via internal high pressure blow identical with first embodiment of the manufacture method of present embodiment cooperates the external heat compression molding to obtain the multiple one-body molded pipe fitting of material of metal, so repeat no more.
The invention provides a kind of manufacture method of metal composite pipe, it is via preparing a metal tube and a carbon fibre initial rinse material; This carbon fibre initial rinse material is arranged in the interior mould of also inserting in the lump of this metal tube; Cooperate the external heat compression molding via the internal high pressure air blowing; Obtain the multiple one-body molded pipe fitting of material of metal.By this, the straigheness of the multiple one-body molded pipe fitting of material of this metal equals the precision of mould, and it is one-body molded via high pressure and high temperature, make metal tube and the not delamination of complete driving fit of carbon fibre initial rinse material and metal tube and carbon fibre initial rinse storeroom can not produce bubble, and the present invention sees through the manufacture method of easy steps, can reach the most effective processing procedure and least cost.
Can summarize the present invention with regard to the above and have following advantage:
1. the manufacture method of metal composite pipe of the present invention, it utilizes the internal high pressure air blowing to make the expansion of carbon fibre initial rinse material fit in metal tube, and the external heat mold pressing makes formation of tubes, gases at high pressure can directly be blown into the carbon fibre initial rinse material internal and need not locate the carbon fibre initial rinse material, faster production and reduce cost the competitiveness of improving product by this.
2. the manufacture method of metal composite pipe of the present invention, wherein the straigheness of the multiple one-body molded pipe fitting of material of this metal equals the precision of mould, and via high pressure and high-temperature integrated moulding, make metal tube and the not delamination of complete driving fit of carbon fibre initial rinse material and metal tube and carbon fibre initial rinse storeroom can not produce bubble.
The above description of this invention is illustrative, and nonrestrictive, and those skilled in the art is understood, and the spirit and the range that limit in claim can carry out many modifications, variation or equivalence to it, but they all will fall within the scope of protection of the present invention.
Claims (8)
1. the manufacture method of a metal composite pipe is characterized in that, comprises the following steps:
Prepare a metal tube and a carbon fibre initial rinse material, the prefabricated one-tenth of this carbon fibre initial rinse is near the shape of metal tube;
This carbon fibre initial rinse material is arranged in this metal tube and inserts in the lump the holding part of a mould, this carbon fibre initial rinse material two ends end abutment is in the end wall of this holding part, and this mould connects to be established a valve and be communicated with this carbon fibre initial rinse material internal;
Via this valve to this carbon fibre initial rinse material internal high pressure blow-gas, make gases at high pressure and comprehensive contact of this carbon fibre initial rinse material inner peripheral, and then make the caliber expansion of carbon fibre initial rinse material and fit in this metal tube, and cooperate external heat mold pressing pressurized, heated that metal tube is connected airtight fully with the combined polymerization of carbon fibre initial rinse material production to combine;
Obtain the multiple one-body molded pipe fitting of material of metal.
2. the manufacture method of metal composite pipe as claimed in claim 1 is characterized in that, this metal tube is circular pipe fitting.
3. the manufacture method of metal composite pipe as claimed in claim 1 is characterized in that, this metal tube is square pipe fitting.
4. the manufacture method of metal composite pipe as claimed in claim 1 is characterized in that, this mould is formed by a pair of upper and lower mould, has the holding part of a circle in this mould, and this holding part can hold this metal tube.
5. the manufacture method of metal composite pipe as claimed in claim 1 is characterized in that, this mould is formed by a pair of upper and lower mould, has a square holding part in this mould, and this holding part can hold this metal tube.
6. as the manufacture method of claim 4 or 5 described metal composite pipes, it is characterized in that this mould one end has a channel, the center of this this holding part of channel-connectivity, this channel is provided with for this valve, pours into for pressure-air.
7. the manufacture method of metal composite pipe as claimed in claim 1 is characterized in that, this metal tube is a stainless steel tube.
8. the manufacture method of metal composite pipe as claimed in claim 1 is characterized in that, this metal tube with form a metal composite pipe spare via cooling back naturally again after this carbon fibre initial rinse material combines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101404923A CN101890810A (en) | 2009-05-19 | 2009-05-19 | Manufacturing method of metal composite pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101404923A CN101890810A (en) | 2009-05-19 | 2009-05-19 | Manufacturing method of metal composite pipe |
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| Publication Number | Publication Date |
|---|---|
| CN101890810A true CN101890810A (en) | 2010-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101404923A Pending CN101890810A (en) | 2009-05-19 | 2009-05-19 | Manufacturing method of metal composite pipe |
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| CN (1) | CN101890810A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107336474A (en) * | 2016-04-29 | 2017-11-10 | 比亚迪股份有限公司 | A kind of metallic fiber composite pipe and preparation method thereof |
| CN108115944A (en) * | 2017-12-26 | 2018-06-05 | 天津工业大学 | A kind of connection method of composite material pipe and metal pipe material |
| CN112848395A (en) * | 2021-01-20 | 2021-05-28 | 苏州鸿翼卫蓝新材科技有限公司 | Rapid composite molding method of carbon fiber material pipe |
| CN112976615A (en) * | 2019-12-17 | 2021-06-18 | 财团法人金属工业研究发展中心 | Apparatus and method for manufacturing thermoplastic composite pipe |
-
2009
- 2009-05-19 CN CN2009101404923A patent/CN101890810A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107336474A (en) * | 2016-04-29 | 2017-11-10 | 比亚迪股份有限公司 | A kind of metallic fiber composite pipe and preparation method thereof |
| CN108115944A (en) * | 2017-12-26 | 2018-06-05 | 天津工业大学 | A kind of connection method of composite material pipe and metal pipe material |
| CN112976615A (en) * | 2019-12-17 | 2021-06-18 | 财团法人金属工业研究发展中心 | Apparatus and method for manufacturing thermoplastic composite pipe |
| CN112976615B (en) * | 2019-12-17 | 2023-06-30 | 财团法人金属工业研究发展中心 | Apparatus and method for manufacturing thermoplastic composite pipe |
| CN112848395A (en) * | 2021-01-20 | 2021-05-28 | 苏州鸿翼卫蓝新材科技有限公司 | Rapid composite molding method of carbon fiber material pipe |
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Application publication date: 20101124 |