CN110001077A - A kind of carbon fibre pipe fitting preparation facilities and method - Google Patents
A kind of carbon fibre pipe fitting preparation facilities and method Download PDFInfo
- Publication number
- CN110001077A CN110001077A CN201910348993.4A CN201910348993A CN110001077A CN 110001077 A CN110001077 A CN 110001077A CN 201910348993 A CN201910348993 A CN 201910348993A CN 110001077 A CN110001077 A CN 110001077A
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- pipe fitting
- mold
- fitting mold
- carbon fibre
- pressure
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Classifications
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- 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
- B29C70/342—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 using isostatic pressure
-
- 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
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/22—Tubes or pipes, i.e. rigid
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Composite Materials (AREA)
- Mechanical Engineering (AREA)
- Moulding By Coating Moulds (AREA)
Abstract
It includes: to prepare pipe composite members that the present invention, which discloses a kind of carbon fibre pipe fitting preparation facilities and method, method,；First pipe fitting mold, the second pipe fitting mold and granule medium are heated；Release agent is smeared on the inside of the first pipe fitting mold and the second pipe fitting mold；Pipe composite members are put between the first pipe fitting mold and the second pipe fitting mold, and are closed；Granule medium after heating is put between pipe composite members and the first pipe fitting mold and the second pipe fitting mold, to the heating of granule medium, the first pipe fitting mold and the second pipe fitting mold, pressurization；It is continuously heating to third set temperature value；Continue to press to granule medium to the second setup pressure value, the first setting time of heat-insulation pressure keeping；It is continuously heating to the 4th set temperature value；Continue to press to granule medium to third setup pressure value, heat-insulation pressure keeping；It is cooled to room temperature, gradually removes pressure, obtain carbon fibre pipe fitting finished product.The above method in the present invention can be improved the strength of materials and inside forming accuracy of pipe fitting.
Description
Technical field
The present invention relates to carbon fibre pipe fitting preparation fields, more particularly to a kind of carbon fibre pipe fitting preparation facilities and method.
Background technique
Lightweight is to realize one of the effective way of energy-saving, emission-reducing, environment friendly target.Carbon fibre composite refer to carbon fiber and
There is the composite material that epoxy resin is combined into high-intensitive (being 5 times of steel), outstanding heat resistance (can be resistant to 2000
DEG C or more high temperature), outstanding thermal-shock resistance, low thermal coefficient of expansion (deflection is small), thermal capacity small (energy conservation), specific gravity it is small
(the 1/5 of steel), outstanding anticorrosive and radiance plurality of advantages, plays key effect in terms of lightweight.Carbon fiber is multiple
The hollow variable cross-section part of condensation material is to integrate material to mitigate the typical lightweight component for mitigating two aspects with structure.Carbon fiber
The forming of composite element will be by cutting, laying, and solidification demoulds several processes.Forming method usually has hot pressing at present
Tank method, die pressing, winding method and resin transfer molding practice etc..
In the curing process, autoclave is pressure vessel to autoclave method, and carbon fiber is after prepreg layer is spread in solidification process
Be adjacent to mold on one side, another side applies pressure by air, the temperature and pressure upper limit of conventional hot-press tank be generally 500 DEG C and
2MPa, upper pressure limit be not high.Its higher cost, forming process consumption are larger, it is difficult to realize the low cost quickly manufacture of structural member.
Die pressing is to provide the technique of pressure forming with rigid die, is not suitable for tubular member, is easy to appear demoulding difficulty, and shape lacks
The problems such as falling into.Winding method preparation tool components with concave surfaces are more difficult, and the higher cost of wrapping machine.These types of method is equal
In formed hollow variable cross-section part often since the variation in section is easy to appear release problems.
Resin transfer molding practice is that the carbon fiber precast body for completing design level is put into die closing in die cavity, using glue injection equipment
Resin fluid is injected into closed mould cavity, sufficiently infiltration carbon fiber, or is drawn resin matrix by the way of vacuum filling
Enter into die cavity, then carries out cured technique.It needs according to structure and performance requirement design carbon fiber precast body, and resin is solid
The change time is long, and filling and solidification total time are generally at 2 hours or more.
In granule medium thermo shaping method, it is situated between firstly, solid particle can replace core model or external mold as pressure transmission, heat transfer
Universal hydraulic press can be used to obtain particulate matter in the closed intracavitary simple mechanical load of progress of type for matter, condition of high voltage；
Secondly, particulate matter is easy to seal, there is no the problems that sealing is difficult under high-temperature and high-pressure conditions；Finally, particle is situated between
Matter is easily loaded, is unloaded, and release problems are not present.Therefore, this technology has unique excellent in the forming of carbon fibre reinforced pipe material
Gesture and prospect.
Summary of the invention
The object of the present invention is to provide a kind of carbon fibre pipe fitting preparation facilities and method, the strength of materials of pipe fitting and interior is improved
Side forming accuracy.
To achieve the above object, the present invention provides following schemes:
A kind of carbon fibre pipe fitting preparation facilities, described device include:
Mould bases, guide rod, die cylinder, the first pipe fitting mold, the second pipe fitting mold, heating rod, thermocouple, the first pressure head with
And second pressure head；
The guide rod is arranged on the mould bases, and the section of the guide rod and the mould bases is in rectangle, the molding oil
Cylinder setting moves in a straight line on the guide rod, and along the guide rod, first pipe fitting mold and second pipe fitting mold
It being symmetrically fixed on the guide rod, first pressure head and second pressure head are located above and below the mould bases,
At work, first pressure head and second pressure head penetrate between first pipe fitting mold and second pipe fitting mold
Gap, pressurize to substance between first pipe fitting mold and second pipe fitting mold, the heating rod is laid in
In first pressure head and second pressure head, the thermocouple is laid in first pipe fitting mold and the second pipe fitting mould
In tool.
The present invention additionally provides a kind of carbon fibre pipe fitting preparation method, the preparation method is applied to above-mentioned preparation facilities,
The preparation method includes:
Mold is prepared according to part shape；
Release agent is smeared in the die surface；
Carbon cloth is spread in the release agent superficial layer；
Auxiliary material is spread in carbon cloth superficial layer, obtains pipe composite members；
First pipe fitting mold and the second pipe fitting mold are heated to the first set temperature value by heating rod；
Granule medium is preheated to the first set temperature value；
Release agent is smeared on the inside of first pipe fitting mold and second pipe fitting mold；
Pipe composite members are put between the first pipe fitting mold and the second pipe fitting mold, be closed first pipe fitting mold and
Second pipe fitting mold；
By the first pressure head and the second movable press head to predetermined location；
Granule medium after preheating is put between pipe composite members and the first pipe fitting mold and the second pipe fitting mold；
The second set temperature is heated to granule medium, the first pipe fitting mold and the second pipe fitting mold by heating rod
Value；
The first setup pressure value is forced into granule medium by the first pressure head and the second pressure head；
Third set temperature value is continuously heating to first rate；
Continue to press to granule medium to the second setup pressure value, the first setting time of heat-insulation pressure keeping；
The 4th set temperature value is continuously heating to first rate；
Continue to press to granule medium to third setup pressure value, the second setting time of heat-insulation pressure keeping；
It is cooled to room temperature, gradually removes pressure, obtain carbon fibre pipe fitting finished product.
Optionally, the layer paving carbon cloth specifically uses orthogonal layer spread method, is laid with 10 layers of carbon cloth.
Optionally, described to be specifically included in carbon cloth superficial layer paving auxiliary material:
On the carbon cloth surface, successively layer is covered with hole isolation film, suction adhesive plaster, non-porous release film and airfelt.It is optional
, first set temperature value is 50 DEG C.
Optionally, the second set temperature value is 70 DEG C, and first setup pressure value is 0.1MPa.
Optionally, the first rate is 2.5 DEG C/min, and the third set temperature value is 110 DEG C.
Optionally, second setup pressure value is 10MPa, and first setting time is 10min, the 4th set temperature
Value is 250 DEG C, and the third setup pressure value is 20MPa, and the second setting time is 15min.
Optionally, the partial size of the granule medium is 1mm.
Optionally, the material of the granule medium is steel ball.
The specific embodiment provided according to the present invention, the invention discloses following technical effects:
Above-mentioned apparatus and method in the present invention replace rigid core model or external mold by solid particle, in the case where setting temperature and pressure
Granule medium is loaded, pipe mold under pressure medium is made, so that forming and solidification are completed at the same time.Solid particle replaces core
Mould or external mold as pressure transmission, heat transfer medium, condition of high voltage can be used Universal hydraulic press to particulate matter closed type it is intracavitary into
The simple mechanical load of row and obtain, improve the temperature and pressure upper limit of technique, process equipment and control easier.Higher pressure
The upper limit can shape that shape is more complicated, the higher carbon fibre pipe fitting of fillet precision, and can be suitable for carbon fiber composite
The quick hot forming of expects pipe part, ensure that forming accuracy and efficiency.Meanwhile particulate matter is easy to seal, and is easy to load, unload
It carries, there is no sealing and release problems.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is carbon fibre pipe fitting of embodiment of the present invention preparation facilities original state structural schematic diagram；
Fig. 2 carbon fibre pipe fitting preparation facilities mold closed condition structural schematic diagram of the embodiment of the present invention；
Fig. 3 is prefabricated pipe of embodiment of the present invention blank structure schematic diagram；
Fig. 4 is carbon fibre pipe fitting of embodiment of the present invention preparation method flow chart.
Description of symbols
Mould bases 1, guide rod 2, die cylinder 3, the first pipe fitting mold 4, the second pipe fitting mold 5, heating rod 6, thermocouple 7,
One pressure head 8, the second pressure head 9 and leader nut 10, have hole isolation film 12, inhale adhesive plaster 13, non-porous release film paving carbon cloth 11
14, airfelt 15.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The object of the present invention is to provide a kind of carbon fibre pipe fitting preparation facilities and method, the strength of materials of pipe fitting and interior is improved
Side forming accuracy.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
Fig. 1 is carbon fibre pipe fitting of embodiment of the present invention preparation facilities original state structural schematic diagram, Fig. 2 embodiment of the present invention
Carbon fibre pipe fitting preparation facilities mold closed condition structural schematic diagram, as Figure 1-Figure 2, described device includes:
Mould bases 1, guide rod 2, die cylinder 3, the first pipe fitting mold 4, the second pipe fitting mold 5, heating rod 6, thermocouple 7,
One pressure head 8, the second pressure head 9 and leader nut 10；
The guide rod 2 is arranged on the mould bases, and the section of the guide rod 2 and the mould bases 1 is in rectangle, the molding
The setting of oil cylinder 3 moves in a straight line on the guide rod 2, and along the guide rod 2, first pipe fitting mold 4 and second pipe
Part mold 5 is symmetrically fixed on the guide rod, and first pressure head 8 and second pressure head 9 are located at the upper of the mould bases
Side and lower section, at work, first pressure head 8 and second pressure head 9 penetrate first pipe fitting mold 4 and described second
Gap between pipe fitting mold 5 pressurizes to substance between first pipe fitting mold 4 and second pipe fitting mold 5, institute
It states heating rod 6 to be laid in first pressure head 8 and second pressure head 9, the thermocouple 7 is laid in the first pipe fitting mould
In tool 4 and second pipe fitting mold 5, the leader nut 10 is used to the guide rod being fixed on the mould bases 1.
As shown in figure 4, Fig. 4 is carbon fibre pipe fitting of embodiment of the present invention preparation method flow chart, the preparation method includes:
Step 101: mold is prepared according to part shape.
Wherein, according to Element Design mold shape, mold design is convenient to solidify to be threadedly coupled in part bottleneck
Demoulding afterwards, mold materials select the invar alloy INVAR steel with carbon fiber thermal expansion coefficient similar.
Step 102: smearing release agent in the die surface.
Step 103: spreading carbon cloth 11 in the release agent superficial layer.
It wherein, is cut to unidirectional lamination, it is according to the layer paving sequence and the number of plies of design requirement that carbon fiber is pre-
Leaching material is spread in die surface layer, and pipe fitting layer spreads direction and uses orthogonal layer spread method, with a thickness of 10 layers.Material category are as follows: polyacrylonitrile
(PAN) base carbon fibre unidirectional cloth (T700) and polyamide (PA6).
Step 104: spreading auxiliary material in carbon cloth superficial layer, obtain pipe composite members.The specific structure is shown in FIG. 3.
Wherein, auxiliary material facilitates in solidification process that excessive gas is discharged and absorbs extra glue.It has been followed successively by
Hole isolation film 12 inhales adhesive plaster 13, non-porous release film 14, airfelt 15.
Wherein step 101- step 104 is that middle layer of the present invention spreads the prefabricated pipe stage.
Step 105: the first pipe fitting mold and the second pipe fitting mold are heated to the first set temperature value by heating rod.
Wherein step 105 is the open state stage of device mould, as shown in Figure 1, the initial opening state of Fig. 1 type chamber device
State: seaming chuck and push-down head are respectively at extreme position up and down, are driven by press device in die cavity in solidification process
Granule medium directly applies pressure；First pipe fitting mold and the second pipe fitting mold are in the open state, are directly driven by die cylinder
Dynamic, and be mounted on guide rod and realize slide-and-guide, guide rod is fixed on mould bases by leader nut, to guarantee under die opening state by
Mold and composite pipe blank can be smoothly packed into.
Step 106: granule medium 16 is preheated to the first set temperature value.
Wherein, the first set temperature value is 50 DEG C.Granule medium is using heating outside heating furnace, to save the process time mould
Tool, the preheating of granule medium and carbon fiber layer paving carry out simultaneously.
Step 107: pipe composite members being put between the first pipe fitting mold and the second pipe fitting mold, first pipe is closed
Part mold and second pipe fitting mold.
Step 108: by the first pressure head and the second movable press head to predetermined location；
Step 109: the granule medium after heating is put into pipe composite members and the first pipe fitting mold and the second pipe fitting mold
Between.
Wherein, granule medium partial size is 1mm, and material is steel ball.
Step 110: second being heated to granule medium, the first pipe fitting mold and the second pipe fitting mold by heating rod and is set
Determine temperature value.
Wherein, it is to be heated by heating rod to granule medium and mold, mould-cavity temperature, institute is detected by thermocouple 7
Stating the second set temperature value is 70 DEG C.
Step 111: the first setup pressure value is forced into granule medium by the first pressure head and the second pressure head.
Wherein, it is to be pressurizeed by seaming chuck and push-down head to granule medium, completes solidification process, the first setting pressure
Value is 0.1MPa.
Step 112: third set temperature value is continuously heating to first rate.
Wherein, first rate is 2.5 DEG C/min, and third set temperature value is 110 DEG C, and it is glassy state that resin, which melts, at this time.
Step 113: continuing to press to granule medium to the second setup pressure value, the first setting time of heat-insulation pressure keeping.
Wherein, the second setup pressure value is 10MPa, and the first setting time is 10min, and third setup pressure value is 20MPa.
The mechanical pressure for applying 10MPa to pressure head and granule medium contact surface i.e. at pressure head, using mechanical system locking
Pressure maintaining, heat-insulation pressure keeping 10min make resin sufficiently soak damp fiber, while removing the bubble in resin and volatile matter.
Step 114: the 4th set temperature value is continuously heating to first rate.
Wherein, the 4th set temperature value is 250 DEG C.
Step 115: continuing to press to granule medium to third setup pressure value, the second setting time of heat-insulation pressure keeping.
Wherein, third setup pressure value is 20MPa, and the second setting time is 15min.It is situated between at pressure head to pressure head and particle
Matter contact surface applies the mechanical pressure of 20MPa, and about 8~9MPa is generated on tube wall since granule medium has lateral pressure transmission ratio
Pressure keep 250 DEG C of hot pressing temperature 15min to complete solidification, as shown in figure 3, Fig. 3 is using mechanical system locking pressure maintaining
Load completion status schematic diagram.
Step 116: being cooled to room temperature, gradually remove pressure, obtain carbon fibre pipe fitting finished product.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
Used herein a specific example illustrates the principle and implementation of the invention, and above embodiments are said
It is bright to be merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art, foundation
Thought of the invention, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification is not
It is interpreted as limitation of the present invention.
Claims (10)
1. a kind of carbon fibre pipe fitting preparation facilities, which is characterized in that described device includes:
Mould bases, guide rod, die cylinder, the first pipe fitting mold, the second pipe fitting mold, heating rod, thermocouple, the first pressure head and
Two pressure heads；
The guide rod is arranged on the mould bases, and the section of the guide rod and the mould bases is in rectangle, and the die cylinder is set
It sets on the guide rod, and is moved in a straight line along the guide rod, first pipe fitting mold and second pipe fitting mold are symmetrical
It is fixed on the guide rod, first pressure head and second pressure head are located above and below the mould bases, in work
When making, first pressure head and second pressure head penetrate the seam between first pipe fitting mold and second pipe fitting mold
Gap pressurizes to substance between first pipe fitting mold and second pipe fitting mold, and the heating rod is laid in described
In first pressure head and second pressure head, the thermocouple is laid in first pipe fitting mold and second pipe fitting mold
In.
2. a kind of carbon fibre pipe fitting preparation method, which is characterized in that the preparation method is applied to system as described in claim 1
Standby device, the preparation method include:
Mold is prepared according to part shape；
Release agent is smeared in the die surface；
Carbon cloth is spread in the release agent superficial layer；
Auxiliary material is spread in carbon cloth superficial layer, obtains pipe composite members；
First pipe fitting mold and the second pipe fitting mold are heated to the first set temperature value by heating rod；
Granule medium is preheated to the first set temperature value；
Release agent is smeared on the inside of first pipe fitting mold and second pipe fitting mold；
Pipe composite members are put between the first pipe fitting mold and the second pipe fitting mold, first pipe fitting mold and described is closed
Second pipe fitting mold；
By the first pressure head and the second movable press head to predetermined location；
Granule medium after preheating is put between pipe composite members and the first pipe fitting mold and the second pipe fitting mold；
The second set temperature value is heated to granule medium, the first pipe fitting mold and the second pipe fitting mold by heating rod；
The first setup pressure value is forced into granule medium by the first pressure head and the second pressure head；
Third set temperature value is continuously heating to first rate；
Continue to press to granule medium to the second setup pressure value, the first setting time of heat-insulation pressure keeping；
The 4th set temperature value is continuously heating to first rate；
Continue to press to granule medium to third setup pressure value, the second setting time of heat-insulation pressure keeping；
It is cooled to room temperature, gradually removes pressure, obtain carbon fibre pipe fitting finished product.
3. carbon fibre pipe fitting preparation method according to claim 2, which is characterized in that the layer paving carbon cloth is specifically adopted
With orthogonal layer spread method, it is laid with 10 layers of carbon cloth.
4. carbon fibre pipe fitting preparation method according to claim 2, which is characterized in that described to be spread in carbon cloth superficial layer
Auxiliary material specifically includes:
On the carbon cloth surface, successively layer is covered with hole isolation film, suction adhesive plaster, non-porous release film and airfelt.
5. carbon fibre pipe fitting preparation method according to claim 2, which is characterized in that first set temperature value is 50
℃。
6. carbon fibre pipe fitting preparation method according to claim 2, which is characterized in that the second set temperature value is 70 DEG C,
First setup pressure value is 0.1MPa.
7. carbon fibre pipe fitting preparation method according to claim 2, which is characterized in that the first rate be 2.5 DEG C/
Min, the third set temperature value are 110 DEG C.
8. carbon fibre pipe fitting preparation method according to claim 2, which is characterized in that second setup pressure value is
10MPa, first setting time are 10min, and the 4th set temperature value is 250 DEG C, and the third setup pressure value is
20MPa, second setting time are 15min.
9. carbon fibre pipe fitting preparation method according to claim 2, which is characterized in that the partial size of the granule medium is
1mm。
10. carbon fibre pipe fitting preparation method according to claim 2, which is characterized in that the material of the granule medium is
Steel ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910348993.4A CN110001077A (en) | 2019-04-28 | 2019-04-28 | A kind of carbon fibre pipe fitting preparation facilities and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910348993.4A CN110001077A (en) | 2019-04-28 | 2019-04-28 | A kind of carbon fibre pipe fitting preparation facilities and method |
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| Publication Number | Publication Date |
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| CN110001077A true CN110001077A (en) | 2019-07-12 |
Family
ID=67174712
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910348993.4A Pending CN110001077A (en) | 2019-04-28 | 2019-04-28 | A kind of carbon fibre pipe fitting preparation facilities and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110744835A (en) * | 2019-10-31 | 2020-02-04 | 中航通飞华南飞机工业有限公司 | Sand grain pressurizing auxiliary method for composite material fiber ship body |
| CN114368166A (en) * | 2021-11-24 | 2022-04-19 | 南通广亚新材料科技有限公司 | Autoclave production process for carbon fiber composite material |
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| JPH01267010A (en) * | 1987-12-07 | 1989-10-24 | Boeing Co:The | Manufacture of thermoplastic laminate |
| CN103660312A (en) * | 2013-12-05 | 2014-03-26 | 深圳Tcl新技术有限公司 | Carbon fiber housing making method |
| CN103894469A (en) * | 2014-04-04 | 2014-07-02 | 燕山大学 | Solid particle medium thermal expansion forming method for light alloy tubular component |
| CN105945122A (en) * | 2016-07-06 | 2016-09-21 | 燕山大学 | Metal pipe forming equipment and method thereof |
| CN106903212A (en) * | 2017-03-15 | 2017-06-30 | 燕山大学 | A kind of double-layer composite pipe and preparation method thereof |
| CN108746310A (en) * | 2018-05-29 | 2018-11-06 | 燕山大学 | A kind of light-alloy tubing particle warm forming device and its forming technology |
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2019
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01267010A (en) * | 1987-12-07 | 1989-10-24 | Boeing Co:The | Manufacture of thermoplastic laminate |
| CN103660312A (en) * | 2013-12-05 | 2014-03-26 | 深圳Tcl新技术有限公司 | Carbon fiber housing making method |
| CN103894469A (en) * | 2014-04-04 | 2014-07-02 | 燕山大学 | Solid particle medium thermal expansion forming method for light alloy tubular component |
| CN105945122A (en) * | 2016-07-06 | 2016-09-21 | 燕山大学 | Metal pipe forming equipment and method thereof |
| CN106903212A (en) * | 2017-03-15 | 2017-06-30 | 燕山大学 | A kind of double-layer composite pipe and preparation method thereof |
| CN108746310A (en) * | 2018-05-29 | 2018-11-06 | 燕山大学 | A kind of light-alloy tubing particle warm forming device and its forming technology |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110744835A (en) * | 2019-10-31 | 2020-02-04 | 中航通飞华南飞机工业有限公司 | Sand grain pressurizing auxiliary method for composite material fiber ship body |
| CN114368166A (en) * | 2021-11-24 | 2022-04-19 | 南通广亚新材料科技有限公司 | Autoclave production process for carbon fiber composite material |
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Application publication date: 20190712 |