CN112810421A - Rail transit carbon fiber composite material under-vehicle outer cover and manufacturing method - Google Patents
Rail transit carbon fiber composite material under-vehicle outer cover and manufacturing method Download PDFInfo
- Publication number
- CN112810421A CN112810421A CN202011623468.8A CN202011623468A CN112810421A CN 112810421 A CN112810421 A CN 112810421A CN 202011623468 A CN202011623468 A CN 202011623468A CN 112810421 A CN112810421 A CN 112810421A
- Authority
- CN
- China
- Prior art keywords
- outer cover
- carbon fiber
- rail transit
- main part
- vehicle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J11/00—Removable external protective coverings specially adapted for vehicles or parts of vehicles, e.g. parking covers
-
- 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
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
- B29C70/44—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding
- B29C70/443—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding and impregnating by vacuum or injection
-
- 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
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
- B29C70/44—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding
- B29C70/446—Moulding structures having an axis of symmetry or at least one channel, e.g. tubular structures, frames
-
- 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
- B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
- B29C70/70—Completely encapsulating inserts
-
- 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
- B29C70/88—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised primarily by possessing specific properties, e.g. electrically conductive or locally reinforced
-
- 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
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
- B29L2031/3002—Superstructures characterized by combining metal and plastics, i.e. hybrid parts
-
- 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
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
- B29L2031/3005—Body finishings
Abstract
The invention relates to a lower outer cover of a rail transit carbon fiber composite material vehicle and a manufacturing method thereof, wherein the lower outer cover structure comprises the following components: the outer cover comprises an outer cover main part, a metal embedded part, an outer cover auxiliary part and a 3K appearance fabric, wherein the metal embedded part is embedded in the outer cover main part; the outer cover main part and the outer cover auxiliary part are both integrally formed by carbon fiber materials, the outer cover main part and the outer cover auxiliary part are integrally bonded, and the whole outer surface after being integrally bonded is bonded with 3K appearance fabric. The under-vehicle outer cover is a rail transit appearance decoration assembly formed by carbon fiber composite materials through outer curing molding of a hot pressing tank and mechanical processing appearance combination. The invention has the characteristics of wide application range, simple structure, easy manufacture and implementation, light weight, uniform appearance of the carbon fiber cloth texture and the like, ensures the functional requirement and greatly reduces the manufacturing cost and the manufacturing period.
Description
Technical Field
The invention relates to an under-vehicle outer cover structure and a manufacturing method thereof, in particular to a track traffic carbon fiber composite under-vehicle outer cover which is wide in application range, simple in structure, easy to manufacture and simple to implement and a manufacturing method thereof.
Background
With the increasing frequency of economic trade and the gradual improvement of urbanization level of countries in the world, high-speed railways have entered a new round of rapid development, and the provision of safer, faster, more comfortable and more environment-friendly transportation services for passengers is a constant theme of train design. The world rail transit equipment is facing a new challenge of realizing light weight, reducing wheel-rail abrasion and motion resistance and reducing maintenance cost; the functions are integrated, the manufacture is simplified, the material consumption is reduced, and the cost is reduced; the requirements of corrosion resistance, flame retardance, sound insulation, heat insulation and vibration reduction are met; the requirements of high strength, high rigidity, high modulus, reliability, life guarantee, impact resistance, high energy absorption and the like are met, and the purposes of collision resistance, recycling and reduction of the service cost of the whole life are achieved. Passenger vehicles put new demands on new materials and their composite structural members.
In the modern society that the traditional materials are difficult to meet the requirements of light weight and high performance, the composite material with the characteristics of light weight and high strength becomes the key point of the research and development of railway systems and high-speed trains, and particularly, the composite material has been successfully applied in rail transit abroad. Among them, the most attractive contemporary carbon fiber composite material. The technology is mature in the industries of aviation, aerospace, civil aviation, ships, ocean engineering, wind power generation and the like; the application of the composite material solves the problems of fatigue, corrosion resistance, heavy weight and the like of metal materials.
The high-speed train is gradually and independently researched and developed in China, and the comprehensive aspects of improving the stability of the train structure, lightening the weight, resisting corrosion, resisting fatigue and the like are expected from the current international environment. Carbon fiber composite materials have become the material of choice. For more effective and safe consideration, the development is gradually carried out from the outside to the inside, and now, from the application of the carbon fiber composite material of the under-train cover, the weight reduction is expected to be gradually realized on the high-speed train. The carbon fiber composite material lower outer cover is one of finished vehicle decorative parts, and the manufacturing process, the quality and the cost of the carbon fiber composite material lower outer cover are important in whether the carbon fiber composite material can be successfully applied to high-speed trains in batches in the future. The carbon fiber under-vehicle outer cover has the advantages of simple structure, easy installation, low cost and light weight, and is responsible for controlling the assembly efficiency, the cost and the like of the whole vehicle. However, the existing under-vehicle outer cover is a metal part and has the problems of multiple types, high site requirement, difficulty in carrying, relatively low manufacturing efficiency and overhigh cost.
Disclosure of Invention
In view of the above problems, the present invention provides an under-vehicle cover made of carbon fiber composite material for rail transit and a manufacturing method thereof, which has the advantages of wide application range, simple structure, easy manufacture and simple implementation.
The invention solves the technical problems through the following technical scheme: a track traffic carbon fiber composite under-vehicle outer cover structure includes: the outer cover comprises an outer cover main part, a metal embedded part, an outer cover auxiliary part and a 3K appearance fabric, wherein the metal embedded part is embedded in the outer cover main part; the outer cover main part and the outer cover auxiliary part are both integrally formed by carbon fiber materials, the outer cover main part and the outer cover auxiliary part are integrally bonded, and the whole outer surface after the outer cover main part and the outer cover auxiliary part are integrally bonded is bonded with a 3K appearance fabric.
In a specific implementation example of the invention, a counter bore is arranged at the position where the metal embedded part is placed on the outer cover main part, the center of the counter bore is a nut hole into which the blind rivet nut enters, the blind rivet nut passes through the counter bore, and the end part of the blind rivet nut enters the nut hole.
In a specific embodiment of the invention, the flange bushing is mounted on the housing secondary part by means of a fastening device.
In an embodiment of the invention, the fixing means is a bolt or a screw.
In the embodiment example of the invention, a locking washer is arranged between the head of the bolt and the flange bushing.
In the embodiment of the invention, the thickness range of the anti-loose gasket is as follows: 1-3 mm.
In an embodiment of the present invention, the bolt or screw is a hexagon countersunk head bolt or a hexagon countersunk head screw.
In an embodiment of the invention, the metal embedded part is a metal embedded part wrapped with a piece of glue.
A manufacturing method of a carbon fiber composite material vehicle lower outer cover for rail transit comprises the following steps:
(1) before manufacturing, placing an under-vehicle outer cover mold in a designated working area, cleaning antirust oil and foreign matters on the surface of the mold, checking that the air tightness of the mold meets the requirement, and paving and pasting the cut carbon fiber prepreg for manufacturing the outer cover on the outer cover mold by taking a laser projection line as a paving and pasting reference line to prepare an outer cover main part and an outer cover auxiliary part prefabricated body;
(2) the method adopts an autoclave external curing molding process, and specifically comprises the following steps: sequentially paving and sticking a single-layer 3K prepreg, demolding cloth, a perforated isolating membrane, adhesive cotton suction, a sealing adhesive tape, a bag making vacuum pumping tank, curing and forming to obtain an outer cover machined part, and grinding and cutting to obtain an outer cover main part and an outer cover auxiliary part;
(3) before the inner surface prepreg is laid and attached, the side edge of the outer cover carries other components of the vehicle body to embed metal pieces in advance, and the embedded metal pieces need to wrap sheet rubber;
(4) in order to ensure the surface quality of the product, a single-layer 3K prepreg is paved on the outer surface to be more attached to the surface of the mould, and bag making and vacuum pumping are carried out for 30-60 minutes.
The positive progress effects of the invention are as follows: the carbon fiber vehicle lower outer cover structure for rail transit and the manufacturing method thereof provided by the invention have the following advantages: the under-vehicle outer cover provided by the invention has the characteristics of wide application range, simple structure, easiness in manufacturing and implementation, light weight effect, realization of consistent appearance of carbon fiber cloth textures and the like, ensures the functional requirements and greatly reduces the manufacturing cost and the manufacturing period.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a cross-sectional view taken along line D-D of the present invention.
Fig. 3 is a cross-sectional view E-E of the present invention.
Fig. 4 is a cross-sectional view F-F of the present invention.
The following are the names corresponding to the reference numbers in the invention:
the anti-loosening device comprises an outer cover main part 1, a metal embedded part 2, a rivet nut 3, a bolt 4, a locking gasket 5, a flange bushing 6 and an outer cover auxiliary part 7.
Detailed Description
The following provides a detailed description of the preferred embodiments of the present invention with reference to the accompanying drawings.
Fig. 1 is a schematic view of the overall structure of the present invention, 2 is a sectional view from D to D of the present invention, 3 is a sectional view from E to E of the present invention, and 4 is a sectional view from F to F of the present invention, as shown in the above-mentioned figures: the invention provides a carbon fiber vehicle lower outer cover structure for rail transit, which comprises: the outer cover comprises an outer cover main part 1, a metal embedded part 2, an outer cover auxiliary part 7 and 3K appearance fabric, wherein the metal embedded part 2 is embedded in the outer cover main part 1; the outer cover main part 1 and the outer cover auxiliary part 7 are both integrally formed by carbon fiber materials, the outer cover main part 1 and the outer cover auxiliary part 7 are integrally bonded, and the whole outer surface after being integrally bonded is bonded with a 3K appearance fabric.
The main cover component 1 and the auxiliary cover component 7 are bonded into a whole under-vehicle cover, and the outer surface is bonded with 3K appearance fabric, so that the appearance texture is consistent.
A counter bore is formed in the position, where the metal embedded part 2 is placed, of the outer cover main part 1, a nut hole into which the blind rivet nut 3 enters is formed in the center of the counter bore, the blind rivet nut 3 penetrates through the counter bore, and the end portion of the blind rivet nut enters the nut hole.
The flange bushing 6 is mounted on the casing sub-part 7 by a fixing device which can be a bolt 4 or a screw, and a check washer 5 is mounted between the head of the bolt 4 and the flange bushing 6. The bolt or screw may be a hex socket or a hex socket.
In the specific implementation process, the side edge of the under-vehicle outer cover is provided with other components of the vehicle body, the embedded metal part 2 is bonded and riveted with the rivet nut 3, and the under-vehicle outer cover and the vehicle body correspond to the hole position and are provided with the flange bushing 6 which is connected with the vehicle body through the bolt 4 and the anti-loosening gasket 5.
According to the invention, the outer cover main part and the outer cover auxiliary part are integrally formed by adopting carbon fiber materials, the outer cover is bonded into an integral outer cover, the outer surface is bonded with 3K appearance fabric, the flange bushing corresponding to the hole position of the vehicle body is connected with the vehicle body through the bolt and the anti-loosening gasket, the metal parts are embedded at the positions of other components of the vehicle body and riveted with the rivet nut at the side edge, and therefore, the requirements of decoration of equipment with different appearance sizes and vehicle body installation functions are met.
In a specific implementation process, the thickness range of the anti-loosening gasket 5 is as follows: 1-3mm, and the metal embedded part 2 is a metal embedded part wrapped with sheet rubber.
The invention provides a method for manufacturing a carbon fiber composite material vehicle lower outer cover for rail transit, which comprises the following steps of:
(1) placing the under-vehicle outer cover die in a designated working area before manufacturing, cleaning antirust oil and foreign matters on the surface of the die, checking that the air tightness of the die meets the requirements, paving and pasting the cut carbon fiber prepreg for manufacturing the outer cover on the outer cover die by taking a laser projection line as a paving and pasting reference line, and preparing an outer cover main part and an outer cover auxiliary part prefabricated body.
(2) The method adopts an autoclave external curing molding process, and specifically comprises the following steps: and sequentially paving and sticking a single-layer 3K prepreg, demolding cloth, a porous isolating membrane and adhesive cotton, sealing adhesive tapes, bag making, vacuumizing, feeding into a tank and curing and forming to obtain an outer cover machined part, and polishing and cutting to obtain an outer cover main part and an outer cover auxiliary part.
(3) Before the inner surface prepreg is laid and attached, the side edge of the outer cover carries other assembly positions of the vehicle body to carry out embedded metal parts, and the embedded metal parts need to be coated with sheet rubber.
(4) In order to ensure the surface quality of the product, a single-layer 3K prepreg is paved on the outer surface to be more attached to the surface of the mould, and bag making and vacuum pumping are carried out for 30-60 minutes.
The under-vehicle outer cover provided by the invention has the characteristics of wide application range, simple structure, easiness in manufacturing and implementation, light weight effect, realization of consistent appearance of carbon fiber cloth textures and the like, ensures the functional requirements and greatly reduces the manufacturing cost and the manufacturing period.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined by the appended claims and their equivalents.
Claims (9)
1. The utility model provides a dustcoat under rail transit carbon-fibre composite car which characterized in that: the outer cover structure under track traffic carbon fiber car includes: the outer cover comprises an outer cover main part, a metal embedded part, an outer cover auxiliary part and a 3K appearance fabric, wherein the metal embedded part is embedded in the outer cover main part; the outer cover main part and the outer cover auxiliary part are both integrally formed by carbon fiber materials, the outer cover main part and the outer cover auxiliary part are integrally bonded, and the whole outer surface after the outer cover main part and the outer cover auxiliary part are integrally bonded is bonded with a 3K appearance fabric.
2. The rail transit carbon fiber composite under-vehicle cover according to claim 1, characterized in that: a counter bore is formed in the position, where the metal embedded part is placed, of the outer cover main part, a nut hole into which the blind rivet nut enters is formed in the center of the counter bore, the blind rivet nut penetrates through the counter bore, and the end portion of the blind rivet nut enters the nut hole.
3. The rail transit carbon fiber composite under-vehicle cover according to claim 1, characterized in that: the flange bushing is mounted on the outer casing secondary part by a fixing device.
4. The rail transit carbon fiber composite under-vehicle cover of claim 3, wherein: the fixing device is a bolt or a screw.
5. The rail transit carbon fiber composite under-vehicle cover according to claim 4, characterized in that: and a locking gasket is arranged between the head of the bolt or the screw and the flange bushing.
6. The rail transit carbon fiber composite under-vehicle cover according to claim 4, characterized in that: the thickness range of the anti-loosening gasket is as follows: 1-3 mm.
7. The rail transit carbon fiber composite under-vehicle cover according to claim 3 or 4, characterized in that: the bolt or the screw is a hexagon countersunk head bolt or a hexagon countersunk head screw.
8. The rail transit carbon fiber composite under-vehicle cover according to claim 1, characterized in that: the metal embedded part is wrapped with the sheet rubber.
9. A manufacturing method of a carbon fiber composite vehicle lower outer cover for rail transit is characterized by comprising the following steps: the manufacturing method comprises the following steps:
(1) before manufacturing, placing an under-vehicle outer cover mold in a designated working area, cleaning antirust oil and foreign matters on the surface of the mold, checking that the air tightness of the mold meets the requirement, and paving and pasting the cut carbon fiber prepreg for manufacturing the outer cover on the outer cover mold by taking a laser projection line as a paving and pasting reference line to prepare an outer cover main part and an outer cover auxiliary part prefabricated body;
(2) the method adopts an autoclave external curing molding process, and specifically comprises the following steps: sequentially paving and sticking a single-layer 3K prepreg, demolding cloth, a perforated isolating membrane, adhesive cotton suction, a sealing adhesive tape, a bag making vacuum pumping tank, curing and forming to obtain an outer cover machined part, and grinding and cutting to obtain an outer cover main part and an outer cover auxiliary part;
(3) before the inner surface prepreg is laid and attached, the side edge of the outer cover carries other components of the vehicle body to embed metal pieces in advance, and the embedded metal pieces need to wrap sheet rubber;
(4) in order to ensure the surface quality of the product, a single-layer 3K prepreg is paved on the outer surface to be more attached to the surface of the mould, and bag making and vacuum pumping are carried out for 30-60 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011623468.8A CN112810421A (en) | 2020-12-31 | 2020-12-31 | Rail transit carbon fiber composite material under-vehicle outer cover and manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011623468.8A CN112810421A (en) | 2020-12-31 | 2020-12-31 | Rail transit carbon fiber composite material under-vehicle outer cover and manufacturing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112810421A true CN112810421A (en) | 2021-05-18 |
Family
ID=75856057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011623468.8A Withdrawn CN112810421A (en) | 2020-12-31 | 2020-12-31 | Rail transit carbon fiber composite material under-vehicle outer cover and manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112810421A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113650322A (en) * | 2021-08-19 | 2021-11-16 | 南京工业大学 | Train bogie truck bolster carbon fiber safety hangs structure integrated into one piece device |
| CN114043746A (en) * | 2021-11-15 | 2022-02-15 | 北京计算机技术及应用研究所 | Metal-containing embedded part carbon fiber shell forming method based on vacuum introduction process |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104309133A (en) * | 2014-08-19 | 2015-01-28 | 山东英特力新材料有限公司 | A preparing method of a composite-material pentahedral rectangular cabin |
| CN207241806U (en) * | 2017-08-19 | 2018-04-17 | 精功（绍兴）复合材料有限公司 | A kind of full composite material car body bearing type wheel bag |
| CN107932931A (en) * | 2017-12-20 | 2018-04-20 | 大连交通大学 | A kind of efficient carbon fiber cladding process of large area |
| CN108100045A (en) * | 2017-12-15 | 2018-06-01 | 武汉理工大学 | A kind of carbon fibre reinforced composite automobile engine cover containing pre-buried function accessories |
| CN208344346U (en) * | 2018-05-14 | 2019-01-08 | 中国第一汽车股份有限公司 | A kind of carbon fibre composite automobile front wall assembly structure |
| CN110039796A (en) * | 2019-04-29 | 2019-07-23 | 上海晋飞碳纤科技股份有限公司 | A kind of composite material subway station panel and manufacture craft |
-
2020
- 2020-12-31 CN CN202011623468.8A patent/CN112810421A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104309133A (en) * | 2014-08-19 | 2015-01-28 | 山东英特力新材料有限公司 | A preparing method of a composite-material pentahedral rectangular cabin |
| CN207241806U (en) * | 2017-08-19 | 2018-04-17 | 精功（绍兴）复合材料有限公司 | A kind of full composite material car body bearing type wheel bag |
| CN108100045A (en) * | 2017-12-15 | 2018-06-01 | 武汉理工大学 | A kind of carbon fibre reinforced composite automobile engine cover containing pre-buried function accessories |
| CN107932931A (en) * | 2017-12-20 | 2018-04-20 | 大连交通大学 | A kind of efficient carbon fiber cladding process of large area |
| CN208344346U (en) * | 2018-05-14 | 2019-01-08 | 中国第一汽车股份有限公司 | A kind of carbon fibre composite automobile front wall assembly structure |
| CN110039796A (en) * | 2019-04-29 | 2019-07-23 | 上海晋飞碳纤科技股份有限公司 | A kind of composite material subway station panel and manufacture craft |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113650322A (en) * | 2021-08-19 | 2021-11-16 | 南京工业大学 | Train bogie truck bolster carbon fiber safety hangs structure integrated into one piece device |
| CN114043746A (en) * | 2021-11-15 | 2022-02-15 | 北京计算机技术及应用研究所 | Metal-containing embedded part carbon fiber shell forming method based on vacuum introduction process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112810421A (en) | Rail transit carbon fiber composite material under-vehicle outer cover and manufacturing method | |
| CN109278372B (en) | Light impact-resistant density gradient composite material, fan containing casing and preparation method and application thereof | |
| KR101445213B1 (en) | Magnesium alloy honeycomb board and preparation method thereof | |
| CN103587541B (en) | Lightweight magnetically levitated train driver's cab outer housing and integral forming technique | |
| CN107825805B (en) | Super-hybrid layered composite structure and preparation method thereof | |
| CN105711106A (en) | Automobile tail door made of composite material | |
| CN102241166A (en) | Special-purposed cellular composite material used for small unmanned air vehicle | |
| CN106965456A (en) | A kind of leafy composite propeller forming method | |
| CN204701616U (en) | High-speed trains ceiling board | |
| CN108859167A (en) | A kind of light composite material train inside gadget with high-strength coating | |
| CN102218825B (en) | Preparation process of interiorly-painted quantized composite material of unmanned plane | |
| CN111224037A (en) | Light-weight lower box body of power battery and manufacturing method thereof | |
| CN113650322A (en) | Train bogie truck bolster carbon fiber safety hangs structure integrated into one piece device | |
| CN202753796U (en) | Carbon fibre composite pantograph fairing | |
| CN111037952A (en) | Automobile tail fin made of carbon fiber composite material and integrated forming method of automobile tail fin | |
| CN105818871B (en) | A kind of novel bus deck | |
| CN211350776U (en) | Light-weight power battery lower box body | |
| CN109398501A (en) | Floor and preparation method thereof after in a kind of composite material integrated form for electric vehicle | |
| CN114683579A (en) | Carbon fiber product embedded pipe body forming structure and forming method | |
| CN101943106A (en) | High-molecular composite blade for 500KW-below three-blade wind turbine | |
| CN108407830B (en) | Novel hood device for railway vehicle | |
| CN202088536U (en) | Special honeycomb composite material for minitype unmanned verticraft | |
| CN108373886B (en) | Preparation method of magnetic composite damping plate, magnetic composite damping plate and preparation method of water baffle | |
| CN208774104U (en) | A kind of light composite material train inside gadget with high-strength coating | |
| CN210454020U (en) | Aircraft floor of fiber/metal laminate composite material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210518 |
|
| WW01 | Invention patent application withdrawn after publication |