CN108973173B - Device and process for improving precision of fiber reinforced composite material - Google Patents
Device and process for improving precision of fiber reinforced composite material Download PDFInfo
- Publication number
- CN108973173B CN108973173B CN201811021538.5A CN201811021538A CN108973173B CN 108973173 B CN108973173 B CN 108973173B CN 201811021538 A CN201811021538 A CN 201811021538A CN 108973173 B CN108973173 B CN 108973173B
- Authority
- CN
- China
- Prior art keywords
- fiber reinforced
- composite material
- reinforced composite
- cooling pipe
- heating
- 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.)
- Active
Links
Images
Classifications
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/28—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of materials not covered by groups E04C3/04 - E04C3/20
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/0405—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres
- C08J5/043—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres with glass fibres
-
- 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/04—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam
- B29C35/041—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam using liquids
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2361/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
- C08J2361/04—Condensation polymers of aldehydes or ketones with phenols only
- C08J2361/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2363/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/06—Unsaturated polyesters
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- Composite Materials (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Laminated Bodies (AREA)
- Moulding By Coating Moulds (AREA)
- Road Paving Structures (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention discloses a device and a process for improving the precision of a fiber reinforced composite material. During curing and forming, 1) placing the uncured fiber reinforced composite material on a heating platform, circulating the uncured fiber reinforced composite material in a cooling pipe through condensate, and then heating the heating platform to cure the rest parts except the fiber reinforced composite material above the cooling pipe; 2) installing a mould for the material obtained in the step 1), and heating in secondary curing equipment to cure and form the whole fiber reinforced composite material. By the device and the process, the forming precision of the fiber reinforced composite material can be greatly improved.
Description
Technical Field
The invention belongs to the technical field of fiber reinforced composite materials, and particularly relates to a device and a process for improving the precision of a fiber reinforced composite material.
Background
The fiber reinforced composite material (FRP) is a composite material formed by winding, molding or pultrusion molding processes of a reinforced fiber material, such as glass fiber, carbon fiber, aramid fiber and the like, and a matrix material. Common fiber-reinforced composite materials are classified into glass fiber-reinforced composite materials, carbon fiber-reinforced composite materials and aramid fiber-reinforced composite materials according to the difference of the reinforcing materials.
The glass fiber reinforced plastic, also called glass fiber reinforced plastic, is obtained by adopting glass fiber reinforced unsaturated polyester, epoxy resin and phenolic resin matrix, and has the advantages of light weight, high strength, corrosion resistance, good insulating property, low heat conductivity, good designability and the like.
The fiber reinforced composite material needs to be molded into a certain shape, and in the curing process, due to the influence of gravity, resin glue in the formula is easy to flow or transfer due to different positions before curing, so that the accuracy is insufficient, particularly, if the thickness of a corner part is reduced compared with the expected thickness, the quality, the strength and the service life of the corner part are seriously influenced.
Disclosure of Invention
In order to solve the technical problems, the invention provides a device and a process for improving the precision of a fiber reinforced composite material, and the precision of the fiber reinforced composite material can be greatly improved through twice curing.
The technical scheme includes that the device for improving the precision of the fiber reinforced composite material comprises primary curing equipment and secondary curing equipment, wherein the primary curing equipment is provided with a heating platform, the heating platform is provided with at least one groove, a cooling pipe is filled in the groove, and a condensate is filled in the cooling pipe.
Further, the inner wall of the groove is provided with a heat insulation layer.
Further, the heat insulation layer is made of glass fiber reinforced plastic.
Further, the upper part of the cooling pipe and the heating platform are on the same plane.
Further, the recess is that the cross section is square recess, and the cooling tube is that the cross section is square body, and the cooling tube is stainless steel.
Further, the secondary curing equipment is an oven.
Furthermore, the device also comprises a condensate water buffer tank, wherein a water inlet of the condensate water buffer tank is connected with an outlet of the cooling pipe, and a water outlet of the condensate water buffer tank is connected to an inlet of the cooling pipe after passing through the refrigeration equipment and the pump.
The invention also relates to a method for curing the fiber reinforced composite material by using the device, which comprises the following steps:
1) placing the uncured fiber reinforced composite material on a heating platform, circulating the uncured fiber reinforced composite material through condensate in a cooling pipe, and heating the heating platform to cure the rest parts except the fiber reinforced composite material above the cooling pipe;
2) installing a mould for the material obtained in the step 1), and heating in secondary curing equipment to cure and form the whole fiber reinforced composite material.
Further, the condensate is water with the temperature of 3-5 ℃.
Further, the heating temperature of the heating platform and the secondary curing equipment is 70-100 ℃.
The invention has the following beneficial effects:
1. through carrying out the substep solidification to fibre reinforced composite, protect it through low temperature to the strict position of local required precision at the material main part solidification stage promptly, treat that the strict position of local required precision solidifies again after the main part solidifies, solidify on the platform during the main part solidification, can ensure to be heated evenly, size precision is high, the part that local required precision is high and can't solidify on the plane carries out low temperature protection when the main part solidifies, treat the solidification of main part and accomplish the back, solidify through secondary curing equipment.
2. Set up the recess on heating platform, set up cooling tube and condensate in the recess, carry out low temperature protection to the material of its top, prevent the heating solidification. And protecting the easily deformed part, curing the hardly deformed part firstly, and curing the easily deformed part with high precision requirement after the completion. By the process, the formed product is uniform in thickness and high in geometric size precision.
3. The product appearance geometric dimension is more normal, and the error can be controlled within 0.5mm, compares the one shot forming, and its, the error can reduce more than 20 times.
Drawings
FIG. 1 is a schematic cross-sectional view of a first curing apparatus.
FIG. 2 is a schematic cross-sectional view of a glass fiber reinforced plastic purline in example 1.
Detailed Description
The invention is further illustrated by the following examples, but the scope of the invention as claimed is not limited to the scope of the examples.
Example 1:
as shown in figure 1, the device for improving the precision of the fiber reinforced composite material comprises primary curing equipment and secondary curing equipment, wherein the primary curing equipment is provided with a heating platform 1, at least one groove 2 is formed in the heating platform, a cooling pipe 3 is filled in the groove 2, and condensate is filled in the cooling pipe. The platform may optionally be an electrically heated platform.
In a preferable scheme, the inner wall of the groove is provided with a heat insulation layer. Furthermore, the heat insulating layer is made of glass fiber reinforced plastic, so that the heat insulating performance is good, the temperature in the groove is prevented from being influenced by the heating platform as much as possible, and the effect of condensed water is enhanced.
In a preferred scheme, the upper part of the cooling pipe 3 and the heating platform 1 are positioned on the same plane. The method ensures that the solidified size and thickness of the fiber reinforced composite material are influenced by the unevenness when the fiber reinforced composite material is solidified above the heating platform and the cooling pipe.
Further preferably, the groove 2 is a groove with a square cross section, the cooling pipe is a pipe body with a square cross section, and the cooling pipe is made of stainless steel. Set up the cross-section and be square recess comparatively simple, and set up the square pipe of matching in the recess relatively easy, in addition, the top of square pipe compares circular pipe or other mechanical tubes and sets the state to the parallel and level with heating platform more easily, increases heat transfer area, reinforcing heat transfer effect.
Further, the secondary curing equipment is an oven. When the device is cured, a proper mould is adopted according to the requirement to support and position the part to be molded.
In a preferable scheme, the device also comprises a condensate water buffer tank, wherein a water inlet of the condensate water buffer tank is connected with an outlet of the cooling pipe, and a water outlet of the condensate water buffer tank is connected to an inlet of the cooling pipe after passing through the refrigeration equipment and the pump. Through setting up the dashpot, the comdenstion water can utilize, the using water wisely repeatedly.
The invention also relates to a method for curing the fiber reinforced composite material by using the device, which comprises the following steps:
1) placing the uncured fiber reinforced composite material on a heating platform, circulating the uncured fiber reinforced composite material through condensate in a cooling pipe, and heating the heating platform to cure the rest parts except the fiber reinforced composite material above the cooling pipe;
2) installing a mould for the material obtained in the step 1), and heating in secondary curing equipment to cure and form the whole fiber reinforced composite material.
Further, the condensate is water with the temperature of 3-5 ℃.
Further, the heating temperature of the heating platform and the secondary curing equipment is 70-100 ℃.
The device and the process are particularly suitable for preparing parts with corner shapes, can finish the curing of two side surfaces on a platform, protect the corner parts with two contacted surfaces by arranging low temperature on the platform, and cure the corner with a small area after the curing of the side surface with a large area is finished.
For example, the glass fiber reinforced plastic purline shown in fig. 2 is prepared, and the structure of the glass fiber reinforced plastic purline comprises a main body part with a trapezoidal cross section, wherein the lower bottom of the glass fiber reinforced plastic purline is open, outward flanges are arranged on two sides of the lower bottom of the glass fiber reinforced plastic purline, the flanges and the trapezoidal purline are integrally arranged, the glass fiber reinforced plastic purline further comprises a base, grooves for accommodating the flanges are arranged on two side edges above the base, and the main body part is connected with the base in a matched mode. When the main part is formed (primary curing equipment), four corresponding grooves are required to be arranged on the heating platform, low-temperature protection is carried out on four corner parts through the grooves and cooling pipes inside the grooves when the four corner parts are cured on the heating platform, curing is prevented, and the corner parts are cured in secondary curing equipment.
The error of the glass fiber reinforced plastic purline formed by one-step curing is 10mm, the error can be controlled within 0.5mm by the method of the invention, and the forming precision is greatly improved.
And for example, the cross section of the C-shaped fiber reinforced composite material is formed, the structure of the C-shaped fiber reinforced composite material is similar to that of channel steel, two grooves are required to be arranged on the heating platform, cooling pipes and condensate are arranged in the grooves in a matching mode, low-temperature protection is carried out on two corner parts when the platform is heated, and the corner parts are completely cured in secondary curing equipment after the rest parts are cured. The geometric dimension error is within 0.5 mm.
The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the scope of the present invention is defined by the claims, and equivalents including technical features described in the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the invention.
Claims (8)
1. The method for curing the fiber reinforced composite material by adopting the device for improving the precision of the fiber reinforced composite material is characterized by comprising the following steps of: the device comprises primary curing equipment and secondary curing equipment, wherein the primary curing equipment is provided with a heating platform (1), the heating platform is provided with at least one groove (2), a cooling pipe (3) is filled in the groove (2), condensate is arranged in the cooling pipe, and the upper part of the cooling pipe (3) and the heating platform (1) are positioned on the same plane;
the concrete curing steps are as follows:
1) placing the uncured fiber reinforced composite material on a heating platform, circulating the uncured fiber reinforced composite material through condensate in a cooling pipe, and heating the heating platform to cure the side surfaces of the fiber reinforced composite material except the corner part of the fiber reinforced composite material above the cooling pipe;
2) installing a mould for the material obtained in the step 1), heating the material in secondary curing equipment, and curing the corner part to enable the whole fiber reinforced composite material to be cured and molded.
2. The method of claim 1, wherein: and the inner wall of the groove is provided with a heat insulation layer.
3. The method of claim 2, wherein: the heat insulation layer is made of glass fiber reinforced plastic.
4. The method of claim 1, wherein: the groove (2) is a groove with a square cross section, the cooling pipe is a pipe body with a square cross section, and the cooling pipe is made of stainless steel.
5. The method of claim 1, wherein: the secondary curing equipment is an oven.
6. The method of claim 1, wherein: the device also comprises a condensate water buffer tank, wherein a water inlet of the condensate water buffer tank is connected with an outlet of the cooling pipe, and a water outlet of the condensate water buffer tank is connected to an inlet of the cooling pipe after passing through the refrigeration equipment and the pump.
7. The method of claim 1, wherein: the condensate is water with the temperature of 3-5 ℃.
8. The method of claim 1, wherein: the heating temperature of the heating platform and the secondary curing equipment is 70-100 ℃.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810653706 | 2018-06-22 | ||
| CN2018106537066 | 2018-06-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108973173A CN108973173A (en) | 2018-12-11 |
| CN108973173B true CN108973173B (en) | 2020-06-26 |
Family
ID=64547669
Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821433674.0U Active CN209053331U (en) | 2018-06-22 | 2018-09-03 | Anti-corrosion purlin |
| CN201821434605.1U Active CN208827181U (en) | 2018-06-22 | 2018-09-03 | Improve the device of fibre reinforced composites precision |
| CN201821434606.6U Active CN208946802U (en) | 2018-06-22 | 2018-09-03 | The cloth muscle structure of fibre reinforced composites |
| CN201811020783.4A Active CN109337322B (en) | 2018-06-22 | 2018-09-03 | Cloth rib structure and process of fiber reinforced composite material |
| CN201811021538.5A Active CN108973173B (en) | 2018-06-22 | 2018-09-03 | Device and process for improving precision of fiber reinforced composite material |
| CN201811020784.9A Active CN109356321B (en) | 2018-06-22 | 2018-09-03 | Anti-corrosion purline and preparation process thereof |
Family Applications Before (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821433674.0U Active CN209053331U (en) | 2018-06-22 | 2018-09-03 | Anti-corrosion purlin |
| CN201821434605.1U Active CN208827181U (en) | 2018-06-22 | 2018-09-03 | Improve the device of fibre reinforced composites precision |
| CN201821434606.6U Active CN208946802U (en) | 2018-06-22 | 2018-09-03 | The cloth muscle structure of fibre reinforced composites |
| CN201811020783.4A Active CN109337322B (en) | 2018-06-22 | 2018-09-03 | Cloth rib structure and process of fiber reinforced composite material |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811020784.9A Active CN109356321B (en) | 2018-06-22 | 2018-09-03 | Anti-corrosion purline and preparation process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (6) | CN209053331U (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209053331U (en) * | 2018-06-22 | 2019-07-02 | 当阳市益红金属制品有限公司 | Anti-corrosion purlin |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU683825B3 (en) * | 1996-09-20 | 1997-11-20 | Andrea Mario Stodulka | Construction assembly and method |
| CN2378175Y (en) * | 1999-05-28 | 2000-05-17 | 成都兴光压铸工业有限公司模具制造分厂 | Die cooler |
| DE10352112A1 (en) * | 2003-11-04 | 2005-06-16 | Veka Ag | Unit to smooth the edges of extruded thermoplastic boards e.g. integral foam boards, has a guide groove with a heater at the end surface and cooling elements at the facing groove side surfaces |
| CN2858842Y (en) * | 2006-01-04 | 2007-01-17 | 任国胜 | Glass fibre reinforced plastic composite drawing and squeezing purlin |
| CN101811338B (en) * | 2009-10-22 | 2012-02-22 | 杨东佐 | Mould capable of realizing rapid heat cycle |
| CN101786328A (en) * | 2010-02-11 | 2010-07-28 | 力仓风力设备(上海)有限公司 | Intelligent segmental temperature control system of wind power blade die |
| CN202062711U (en) * | 2011-02-28 | 2011-12-07 | 恒豪国际贸易（上海）有限公司 | Enhanced type fiber reinforced plastic |
| CN202416696U (en) * | 2012-01-13 | 2012-09-05 | 陈银华 | Purline for steel construction house |
| JP5603385B2 (en) * | 2012-08-10 | 2014-10-08 | 住友ゴム工業株式会社 | Method for producing elastic crawler and vulcanization mold for producing elastic crawler |
| NZ706633A (en) * | 2012-10-02 | 2017-10-27 | Csr Building Products Ltd | A connector |
| CN102935722B (en) * | 2012-10-26 | 2015-04-22 | 四川航天五源复合材料有限公司 | Method for manufacturing fiber reinforced resin based composite reinforcements |
| CN102922621B (en) * | 2012-11-23 | 2015-06-10 | 中国科学院宁波材料技术与工程研究所 | Production method for automobile roof made of fiber reinforced composite material |
| JP6271130B2 (en) * | 2013-01-18 | 2018-01-31 | 三菱重工業株式会社 | Manufacturing method of composite material |
| CN203766168U (en) * | 2013-12-12 | 2014-08-13 | 振石集团华美复合新材料有限公司 | Pull-extrusion protective cover |
| CN104526917B (en) * | 2014-12-23 | 2016-09-21 | 英杰精密模塑股份有限公司 | The internal local cooling device of mould of plastics |
| CN204876340U (en) * | 2015-07-08 | 2015-12-16 | 青岛澳丽森建材有限公司 | Day style of calligraphy or mesh style of calligraphy glass steel purlin strip |
| CN107471498A (en) * | 2017-07-19 | 2017-12-15 | 广东东晟密封科技有限公司 | Sealing ring adapter ring mould and its method for making sealing ring |
| CN107905450A (en) * | 2017-11-08 | 2018-04-13 | 张益� | A kind of square anti-corrosion purlin and preparation method thereof |
| CN107901452A (en) * | 2017-11-15 | 2018-04-13 | 吴波 | A kind of composite material wheel hub |
| CN209053331U (en) * | 2018-06-22 | 2019-07-02 | 当阳市益红金属制品有限公司 | Anti-corrosion purlin |
-
2018
- 2018-09-03 CN CN201821433674.0U patent/CN209053331U/en active Active
- 2018-09-03 CN CN201821434605.1U patent/CN208827181U/en active Active
- 2018-09-03 CN CN201821434606.6U patent/CN208946802U/en active Active
- 2018-09-03 CN CN201811020783.4A patent/CN109337322B/en active Active
- 2018-09-03 CN CN201811021538.5A patent/CN108973173B/en active Active
- 2018-09-03 CN CN201811020784.9A patent/CN109356321B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN208946802U (en) | 2019-06-07 |
| CN108973173A (en) | 2018-12-11 |
| CN208827181U (en) | 2019-05-07 |
| CN109356321B (en) | 2021-11-23 |
| CN109356321A (en) | 2019-02-19 |
| CN109337322B (en) | 2021-01-08 |
| CN209053331U (en) | 2019-07-02 |
| CN109337322A (en) | 2019-02-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2697451C2 (en) | Composite article manufacturing method | |
| CN102729490B (en) | Processing apparatus and processing method for microwave cured fiber reinforced resin matrix composite | |
| CN103770341B (en) | Processing system for carbon fiber reinforced composite material and controllable carbon fiber self-heating method adopting liquid molding technology | |
| RU2443555C2 (en) | Moulding-casting device and method of producing preforms and plastic articles reinforced by fibers by means of said device | |
| CN103587128B (en) | The method and apparatus of the shaping high-performance composite material structural member of microwave-pressurized tank | |
| CN102990946B (en) | Method for adopting microwave ultrasound solidification fibre reinforced composite component and special device thereof | |
| CN104162994B (en) | A kind of manufacture method of carbon fiber parabola antenna | |
| CN103057013B (en) | A kind of device and method that is heating and curing of fiber-reinforced resin matrix compound material | |
| CN105128355A (en) | Auxiliary integral forming method for composite material bearing cylinder soft mould with light baffle ring | |
| EP3027373B1 (en) | Mould for a wind turbine component | |
| KR20110118134A (en) | Rtm method and method for manufacturing fiber-reinforced resin molded body | |
| CN103448257A (en) | Method for forming fiber reinforced composite tube | |
| CN105073370B (en) | The manufacturing method of composite material | |
| US20070120288A1 (en) | System, method, and apparatus for production-worthy, low cost composite tool fabrication | |
| US20130049266A1 (en) | Methods and apparatus for molding and curing of composites | |
| CN108973173B (en) | Device and process for improving precision of fiber reinforced composite material | |
| CN107848158B (en) | Method of manufacturing a wind turbine blade | |
| CN108864995B (en) | Multi-axial composite material bent pipe and preparation method thereof | |
| US20140070452A1 (en) | Rtm method and rtm apparatus | |
| RU2657913C1 (en) | Composite forming tool and its manufacturing method | |
| JP2021518295A (en) | Mold with thermally conductive flange | |
| EP3064332B1 (en) | Moulding system | |
| KR102683015B1 (en) | Forming system and method for manufacturing fiber-reinforced plastic product using carbon fiber reinforced plastics mold | |
| RU2742301C1 (en) | Method of making model accessories for moulding articles from polymer composite materials (embodiments) | |
| JPS61263714A (en) | Curing of resin-impregnated product |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |