KR20170096515A - Method for manufacturing industrial structure made by high functional composite material - Google Patents
Method for manufacturing industrial structure made by high functional composite material Download PDFInfo
- Publication number
- KR20170096515A KR20170096515A KR1020160017999A KR20160017999A KR20170096515A KR 20170096515 A KR20170096515 A KR 20170096515A KR 1020160017999 A KR1020160017999 A KR 1020160017999A KR 20160017999 A KR20160017999 A KR 20160017999A KR 20170096515 A KR20170096515 A KR 20170096515A
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- KR
- South Korea
- Prior art keywords
- mold
- composite material
- molded body
- thermosetting resin
- carbon fiber
- Prior art date
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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
- B29C70/30—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
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- A—HUMAN NECESSITIES
- A42—HEADWEAR
- A42B—HATS; HEAD COVERINGS
- A42B1/00—Hats; Caps; Hoods
- A42B1/04—Soft caps; Hoods
- A42B1/08—Soft caps; Hoods with protection against blows
-
- 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
- B29C70/345—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 matched moulds
-
- 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
- B29C70/46—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D99/00—Subject matter not provided for in other groups of this subclass
- B29D99/0003—Producing profiled members, e.g. beams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D99/00—Subject matter not provided for in other groups of this subclass
- B29D99/0064—Producing wearing apparel
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/14—Bracing or strutting arrangements for formwalls; Devices for aligning forms
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G25/00—Shores or struts; Chocks
Abstract
A method for manufacturing an industrial structure using a high-functional composite material according to the present invention includes:
A first step of mixing a thermosetting resin, glass fiber and carbon fiber to form a composite material;
A second step of preparing a mold having an inner surface shape of an industrial structure to be manufactured;
A third step of inserting the composite material into the mold;
A fourth step of pressurizing and heating the composite material placed in the mold to produce a molded article having the shape of the industrial structure to be manufactured; And
And a fifth step of removing the molded body from the mold and cooling the molded body to obtain the industrial structure.
Description
The present invention relates to a method for manufacturing an industrial structure with a high-functional composite material.
As the industry develops, industrial materials are also happening frequently.
As industrial accidents frequently occur, interest in preventing industrial accidents is also increasing.
Industrial disasters can occur as industrial structures are destroyed due to destruction and corrosion of industrial structures.
Metal, which is the material of conventional industrial structures, is strong, but heavy and corrosion-resistant can cause industrial accidents.
Resin, which is a material for making conventional industrial structures, is light and does not corrode easily, it can be easily broken and cause industrial disaster.
Therefore, in order to prevent industrial disasters, it is necessary to make industrial structure with composite material (high-functional composite material) having various functions such as high strength, high durability, corrosion resistance, light and easy to manufacture and corrosion- .
It is an object of the present invention to provide a method for manufacturing an industrial structure with a high-functional composite material.
In order to accomplish the above object, there is provided a method of manufacturing an industrial structure using a high-
A first step of mixing a thermosetting resin, glass fiber and carbon fiber to form a composite material;
A second step of preparing a mold having an inner surface shape of an industrial structure to be manufactured;
A third step of inserting the composite material into the mold;
A fourth step of pressurizing and heating the composite material placed in the mold to produce a molded article having the shape of the industrial structure to be manufactured; And
And a fifth step of removing the molded body from the mold and cooling the molded body to obtain the industrial structure.
Further, the above-
A first step of preparing a composite material by mixing thermosetting resin, glass fiber, carbon fiber, and carbon nanotube;
A second step of preparing a mold having a shape of a die support waleer formed on an inner surface thereof;
A third step of inserting the composite material into the mold;
A fourth step of pressurizing and heating the composite material placed in the mold to produce a molded article having the shape of the molding support waleer; And
And a fifth step of taking the molded body out of the mold and cooling the molded body to obtain the mold supporting waleer. The method for manufacturing an industrial structure with a high functional composite material according to claim 1,
Further, the above-
A first step of preparing a composite material by mixing thermosetting resin, glass fiber, carbon fiber, and carbon nanotube;
A second step of preparing a mold having a shape of a die support waleer formed on an inner surface thereof;
A third step of inserting the composite material into the mold;
A fourth step of pressurizing and heating the composite material placed in the mold to produce a molded article having the shape of the molding support waleer;
A fifth step of taking the molded body out of the mold and cooling it; And
And a sixth step of winding the molded body with carbon fiber, placing the molded body wound with the carbon fiber into a thermosetting resin, taking out the body, and hardening the thermosetting resin adhered to the wound carbon fiber to obtain the mold supporting waleer And a method of manufacturing an industrial structure with a high-performance composite material.
Further, the above-
A first step of preparing a composite material by mixing thermosetting resin, glass fiber, carbon fiber, and carbon nanotube;
A second step of preparing a mold in which a shape of the helmet is formed on the inner surface;
A third step of inserting the composite material into the mold;
A fourth step of pressurizing and heating the composite material placed in the mold to produce a molded article having the shape of the helmet; And
And a fifth step of removing the molded body from the mold and cooling the molded body to obtain the helmet. [5] The method of manufacturing an industrial structure according to claim 1,
The present invention relates to a high-functional composite material made by mixing a thermosetting resin, a glass fiber, and a carbon fiber together to produce an industrial structure such as a form support waleer, a helmet, and the like.
When such an industrial structure is manufactured by using such a high-performance composite material, it is possible to prevent industrial disasters because the industrial structure is not destroyed or corroded, compared with the case of manufacturing an industrial structure with a conventional metal or resin.
In addition, industrial structures made of high functional composite materials have high strength, high durability, corrosion resistance, light weight, easy to manufacture, and low maintenance costs due to no corrosion.
1 is a flowchart illustrating a method of manufacturing an industrial structure using a high-performance composite material according to a first embodiment of the present invention.
2 is a flowchart illustrating a method of manufacturing a formwork supporting waleer according to a second embodiment of the present invention.
Fig. 3 is a view showing a state in which a die support waleer manufactured by the method shown in Fig. 2 supports a die.
4 is a flowchart illustrating a method of manufacturing a formwork support waleer using a high-performance composite material according to a third embodiment of the present invention.
5 is a flowchart illustrating a method of manufacturing a helmet using a high-performance composite material according to a fourth embodiment of the present invention.
FIG. 6 is a view showing a helmet manufactured by the method shown in FIG. 5. FIG.
Hereinafter, a method for manufacturing an industrial structure using a high-performance composite material according to a first embodiment of the present invention will be described.
As shown in FIG. 1, a method of manufacturing an industrial structure using a high-performance composite material according to a first embodiment of the present invention includes:
A first step (S11) of mixing a thermosetting resin, a glass fiber and a carbon fiber to form a composite material;
A second step (S12) of preparing a mold in which the shape of the industrial structure to be manufactured is formed on the inner surface;
A third step (S13) of inserting the composite material into the mold;
A fourth step (S14) of producing a molded body by pressurizing and heating the composite material placed in the mold;
And a fifth step (S15) of taking out the molded body from the mold.
The order of the first step S11 and the second step S12 may be changed.
The first step S11 will be described.
The composite material is made by mixing both thermosetting resin, glass fiber and carbon fiber.
In this embodiment, 70 to 30 wt% of thermosetting resin, 15 to 35 wt% of glass fiber, and 15 to 35 wt% of carbon fiber are mixed to produce a composite material.
A thermosetting resin is a resin which is accompanied by a chemical reaction when it is heated in a molding or processing process, and is crosslinked as a result of the chemical reaction to become an unfavorable state and solidify. The thermosetting resin can be polished, is hard, and is resistant to high temperatures. In this embodiment, an epoxy resin or an unsaturated polyester resin is used as the thermosetting resin. Epoxy resins are excellent in heat resistance, adhesiveness, electrical insulation, chemical resistance and water resistance, and unsaturated polyester resins are excellent in heat resistance and corrosion resistance.
Glass fiber is a fiber made by melting glass in a platinum crucible with a hole in the bottom, and pulling out the melted glass at high speed. Glass fiber is excellent in heat resistance, corrosion resistance and moisture resistance.
Carbon fiber is a fiber made by heating and carbonizing an organic fiber in an inert gas. Carbon fiber is lighter than aluminum and has superior elasticity and strength compared to iron, and is excellent in heat resistance, impact resistance, and chemical resistance.
The present invention relates to an industrial structure made of a high-functional composite material containing both thermosetting resin, glass fiber and carbon fiber. Therefore, an industrial structure having various functions can be produced as compared with a composite material in which only a glass fiber or a thermosetting resin is contained only in a carbon fiber in a thermosetting resin.
The second step S12 will be described.
A mold having an internal structure of an industrial structure to be manufactured is prepared.
The third step S13 will be described.
Put composite material in mold.
The fourth step S14 will be described.
The composite material placed in the mold is pressed by a press and heated by a heater.
The pressing pressure is 3 to 5 MPa, and the heating temperature is 120 to 180 ° C.
The thermosetting resin is solidified to form a molded article.
The fifth step S15 will be described.
The molded body is taken out of the mold.
Due to the thermosetting resin constituting the molded article, the molded article has heat resistance, adhesiveness, electrical insulation, chemical resistance, water resistance, and corrosion resistance.
Due to the glass fiber constituting the molded article, the molded article has heat resistance, corrosion resistance and moisture resistance.
Due to the carbon fibers constituting the molded article, the molded article is lightweight, excellent in elasticity and strength, and has heat resistance, impact resistance and chemical resistance.
The molded article having the above-described properties becomes an industrial structure.
Hereinafter, a method for manufacturing an industrial structure using a high-performance composite material according to a second embodiment of the present invention will be described.
The second embodiment provides a method of manufacturing a form supporting waleer which is a kind of industrial structure.
As shown in FIG. 2, a method of manufacturing an industrial structure using a high-performance composite material according to a second embodiment of the present invention includes:
A first step (S21) of mixing a thermosetting resin, glass fiber, carbon fiber and carbon nanotube to form a composite material;
A second step (S22) of preparing a mold in which the shape of the die support waleer is formed on the inner surface;
A third step (S23) of inserting the composite material into the mold;
A fourth step (S24) of pressurizing and heating the composite material placed in the mold to produce a molded article having the shape of the molding support waleer;
And a fifth step (S25) of taking the molded body from the mold and cooling it to obtain the mold supporting wale.
The order of the first step S21 and the second step S22 may be changed.
The first step S21 will be described.
Composite materials are made by mixing 70 ~ 30 wt% of thermosetting resin, 13 ~ 32 wt% of glass fiber, 13 ~ 32 wt% of carbon fiber and 4 ~ 6 wt% of carbon nanotube.
Carbon nanotubes are microscopic molecules with a diameter of 1 nanometer, which are shaped like long dangling carbons connected by hexagonal rings. Carbon nanotubes have high tensile strength and electrical conductivity. Carbon nanotubes are 100 times stronger than steel, have a similar electrical conductivity to copper, and have the same thermal conductivity as diamonds. Due to the carbon nanotubes, the
The second step S22 will be described.
Prepare the mold with the shape of the die support waleer formed on the inner surface.
The third step S23 will be described.
Put composite material in mold.
The fourth step S24 will be described.
The composite material placed in the mold is pressed by a press and heated by a heater.
The pressing pressure is 3 to 5 MPa, and the heating temperature is 120 to 180 ° C.
The thermosetting resin is solidified to form a molded article.
The fifth step S25 will be described.
The molded body is taken out of the mold.
The molded body becomes the
The
Conventional formwork weirs are made of metal and are heavy and easy to corrode.
However, as in the case of the second embodiment, when the
Hereinafter, a method for manufacturing an industrial structure using a high-performance composite material according to a third embodiment of the present invention will be described.
The third embodiment provides a method of manufacturing a reinforced die support waleer than the second embodiment.
As shown in FIG. 4, a method of manufacturing an industrial structure using a high-performance composite material according to a third embodiment of the present invention includes:
A first step (S31) of mixing a thermosetting resin, glass fiber, carbon fiber and carbon nanotube to form a composite material;
A second step (S32) of preparing a mold in which the shape of the die support waleer is formed on the inner surface;
A third step (S33) of inserting the composite material into the mold;
A fourth step (S34) of pressurizing and heating the composite material placed in the mold to produce a molded article having the shape of the molding support waleer;
A fifth step (S35) of taking the molded body out of the mold and cooling it;
A sixth step (S36) of winding the molded body with carbon fiber, putting the molded body wound with the carbon fiber into the thermosetting resin, taking out the molded body, and hardening the thermosetting resin adhered to the wound carbon fiber, .
The order of the first step S31 and the second step S32 may be changed.
Since the first step S31 to the fifth step S35 are the same as the first step S21 to the fifth step S25 of the second embodiment, description thereof will be omitted.
The sixth step S36 will be described.
The molded body is wound with carbon fiber.
The molded body wound with carbon fiber is placed in a thermosetting resin and taken out.
The thermosetting resin adhered to the wound carbon fiber is cured by heating with a heater.
The molded body with the carbon fiber wound becomes a form support wale.
As the carbon fibers are wound on the molded body, the
Hereinafter, a method of manufacturing an industrial structure using a high-performance composite material according to a fourth embodiment of the present invention will be described.
The fourth embodiment provides a method of manufacturing a helmet, which is a kind of industrial structure.
As shown in FIG. 5, a method of manufacturing an industrial structure using a high-performance composite material according to a fourth embodiment of the present invention includes:
A first step (S41) of forming a composite material by mixing thermosetting resin, glass fiber, carbon fiber, and carbon nanotube;
A second step (S42) of preparing a mold in which the shape of the helmet is formed on the inner surface;
A third step (S43) of inserting the composite material into the mold;
A fourth step (S44) of pressurizing and heating the composite material placed in the mold to produce a molded article having the shape of the helmet;
And a fifth step (S45) of taking the molded body from the mold and cooling the molded body to obtain the helmet.
The order of the first step S41 and the second step S42 may be changed.
The first step S41 will be described.
Composite materials are made by mixing 70 ~ 30 wt% of thermosetting resin, 13 ~ 32 wt% of glass fiber, 13 ~ 32 wt% of carbon fiber and 4 ~ 6 wt% of carbon nanotube.
The second step S42 will be described.
Prepare the mold with the helmet shape on the inner surface.
The third step S43 will be described.
Put composite material in mold.
The fourth step S44 will be described.
The composite material placed in the mold is pressed by a press and heated by a heater.
The pressing pressure is 3 to 5 MPa, and the heating temperature is 120 to 180 ° C.
The thermosetting resin is solidified to form a molded article.
The fifth step S45 will be described.
The molded body is taken out of the mold.
The formed body becomes the
The
The present invention provides a helmet that is more impact resistant and lighter than conventional helmets.
That is, when the
The present invention can be used to make various structures such as a bridge pylon, a water purification plant structure, a chemical plant structure, a water treatment structure, an automobile body, an aircraft body, a spacecraft body, and a missile body in addition to the above-mentioned formwork support waleer,
1: Form 10: Former support Weiler
20: The helmet
Claims (4)
A second step of preparing a mold having an inner surface shape of an industrial structure to be manufactured;
A third step of inserting the composite material into the mold;
A fourth step of pressurizing and heating the composite material placed in the mold to produce a molded article having the shape of the industrial structure to be manufactured; And
And a fifth step of removing the molded body from the mold and cooling the molded body to obtain the industrial structure.
A second step of preparing a mold having a shape of a die support waleer formed on an inner surface thereof;
A third step of inserting the composite material into the mold;
A fourth step of pressurizing and heating the composite material placed in the mold to produce a molded article having the shape of the molding support waleer; And
And a fifth step of removing the molded body from the mold and cooling the molded body to obtain the mold supporting waleer.
A second step of preparing a mold having a shape of a die support waleer formed on an inner surface thereof;
A third step of inserting the composite material into the mold;
A fourth step of pressurizing and heating the composite material placed in the mold to produce a molded article having the shape of the molding support waleer;
A fifth step of taking the molded body out of the mold and cooling it; And
And a sixth step of winding the molded body with carbon fiber, placing the molded body wound with the carbon fiber into a thermosetting resin, taking out the molded body, and hardening the thermosetting resin adhered to the wound carbon fiber to obtain the mold supporting waleer Wherein the method comprises the steps of:
A second step of preparing a mold in which a shape of the helmet is formed on the inner surface;
A third step of inserting the composite material into the mold;
A fourth step of pressurizing and heating the composite material placed in the mold to produce a molded article having the shape of the helmet; And
And a fifth step of removing the molded body from the mold and cooling the molded body to obtain the helmet.
Priority Applications (1)
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KR1020160017999A KR20170096515A (en) | 2016-02-16 | 2016-02-16 | Method for manufacturing industrial structure made by high functional composite material |
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KR1020160017999A KR20170096515A (en) | 2016-02-16 | 2016-02-16 | Method for manufacturing industrial structure made by high functional composite material |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20200004059A (en) * | 2018-07-03 | 2020-01-13 | 주식회사씨앤에프 | Method of manufacturing uniform strength bipolar plate using in vanadium redox flow battery |
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2016
- 2016-02-16 KR KR1020160017999A patent/KR20170096515A/en not_active Application Discontinuation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20200004059A (en) * | 2018-07-03 | 2020-01-13 | 주식회사씨앤에프 | Method of manufacturing uniform strength bipolar plate using in vanadium redox flow battery |
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