CN115674718A - Manufacturing method of carbon fiber chair - Google Patents
Manufacturing method of carbon fiber chair Download PDFInfo
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- CN115674718A CN115674718A CN202211281879.2A CN202211281879A CN115674718A CN 115674718 A CN115674718 A CN 115674718A CN 202211281879 A CN202211281879 A CN 202211281879A CN 115674718 A CN115674718 A CN 115674718A
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- Prior art keywords
- chair
- carbon fiber
- manufacturing
- legs
- prepreg
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- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 53
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 53
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 claims abstract description 49
- 238000000748 compression moulding Methods 0.000 claims description 14
- 239000000853 adhesive Substances 0.000 claims description 12
- 238000004026 adhesive bonding Methods 0.000 claims description 12
- 230000001070 adhesive effect Effects 0.000 claims description 12
- 238000005520 cutting process Methods 0.000 claims description 12
- 239000002994 raw material Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 9
- 238000000465 moulding Methods 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 229920006332 epoxy adhesive Polymers 0.000 claims description 6
- 239000003822 epoxy resin Substances 0.000 claims description 6
- 229920000647 polyepoxide Polymers 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 6
- 239000004593 Epoxy Substances 0.000 claims description 3
- 240000007182 Ochroma pyramidale Species 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 239000004760 aramid Substances 0.000 claims description 3
- 229920003235 aromatic polyamide Polymers 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 239000005002 finish coating Substances 0.000 claims description 3
- 238000002372 labelling Methods 0.000 claims description 3
- 238000005488 sandblasting Methods 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 241000264877 Hippospongia communis Species 0.000 claims 2
- 239000002131 composite material Substances 0.000 description 3
- 239000000835 fiber Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920002748 Basalt fiber Polymers 0.000 description 1
- 241000208202 Linaceae Species 0.000 description 1
- 235000004431 Linum usitatissimum Nutrition 0.000 description 1
- 229920006231 aramid fiber Polymers 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
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- Reinforced Plastic Materials (AREA)
- Moulding By Coating Moulds (AREA)
Abstract
A method for manufacturing a carbon fiber chair comprises a chair back, a chair surface, chair legs and a cross brace; the vertical tubes at the two sides of the chair back are female ends which are connected with the bulges at the two sides of the chair seat in an inserting way, and the middle backup plate of the chair back is a male end which is matched with the groove of the chair seat; the four chair legs are connected with the chair surface in the same way, the vertical tubes of the chair legs are connected with the projections of the chair surface in a female end in an inserting way, and the fan-shaped projections of the chair legs are also matched with the grooves of the chair surface; two ends of the cross arm are used as female ends and are connected with the bulges on the chair legs in an inserting mode to form a stable combined structure; the chair with the complex structure is simplified into parts with simple structure, and the parts are manufactured respectively and then glued together. The method has the advantages of simple process, convenience for modularized assembly line manufacturing, high production efficiency, convenience for large-scale popularization and application, and is particularly suitable for large-scale manufacturing of complex structural parts. An efficient, robust and easily implemented operation mode is provided for complex structures.
Description
Technical Field
The invention relates to the technical field of new material application, in particular to a manufacturing method of a carbon fiber chair.
Background
The carbon fiber composite material is used as a high-performance structural material with high specific strength and high specific modulus, and the structural member manufactured by using the carbon fiber composite material has the characteristics of strong structural designability, simple process, obvious weight reduction effect and the like, and is widely applied to the fields of military industry, aerospace and the like. The chairs, as traditional articles, are closely related to people's lives, are mostly made of wood, metal, plastic and other materials, and are difficult to be renewed in appearance, weight, strength and other aspects. The carbon fiber can well coordinate the design elements, the chair is extremely light and attractive, meanwhile, the chair can be endowed with higher strength, rigidity and dimensional stability, and the problems that a metal chair is easy to rust, a wooden chair is easy to corrode, a plastic chair is easy to age and the like are solved.
Due to the complex structure of the chair, the chair is difficult to be processed and formed at one time, and the carbon fiber chair is also the same, so that the technical difficulties are how to realize full composite material and extremely light weight, ensure the integral strength and rigidity of the chair, and facilitate mass production and the like because the process is easy to realize.
Disclosure of Invention
The invention provides a manufacturing method of a carbon fiber chair based on a stable combined structure, aiming at the defects of the prior art.
The invention aims to solve the technical problem by adopting the following technical scheme, and the manufacturing method of the carbon fiber chair is characterized by comprising the following steps of:
comprises a chair back, a chair surface, chair legs and a cross brace;
the method comprises the following specific steps:
the first step is as follows: production of the respective component parts
1) Manufacturing a chair back: the method is characterized in that carbon fiber prepreg is used as a main raw material and integrally manufactured through cutting, coiling, forming and processing procedures, the middle part adopts a solid mould pressing process, and the two side rod pieces adopt a mould pressing forming process of an internal pressurizing air bag;
2) Manufacturing the chair surface: the chair seat is integrally manufactured by taking carbon fiber prepreg as a main raw material through the procedures of cutting, coiling, molding and processing, wherein the middle part of the chair seat adopts a co-curing compression molding process of a sandwich material, and the rest part of the chair seat adopts a solid compression molding process;
3) Manufacturing chair legs: the production method is characterized in that carbon fiber prepreg is used as a main raw material and is integrally manufactured through the steps of cutting, coiling, molding and processing, a compression molding process of a pressurizing air bag is adopted for a main rod piece part, and a whole solid compression molding process is adopted for the rest parts;
4) Manufacturing the cross brace: the carbon fiber prepreg is used as a main raw material and is integrally manufactured through the procedures of cutting, coiling, forming and processing, and the main body is completely manufactured by a compression molding process of a pressurizing air bag;
the second step is that: splicing and gluing the chair back, the chair seat, the chair legs and the transverse support manufactured in the first step together under the action of a gluing jig;
the operation is as follows: the upright tubes at the two sides of the chair back are connected with the bulges at the two sides of the chair seat in an inserting way by female ends, and the middle backup plate of the chair back is matched with the groove of the chair seat by male ends; the four chair legs are connected with the chair surface in the same way, the vertical tubes of the chair legs are connected with the protrusions of the chair surface in a female end in an inserting way, and the fan-shaped protrusions of the chair legs are matched with the grooves of the chair surface; two ends of the cross arm are used as female ends and are connected with the bulges on the chair legs in an inserting way to form a stable combined structure;
the third step: winding carbon fiber prepreg on the outer side of a yarn wrapping position (a local diameter-reducing position) at the gluing position for curing and molding again, so that the outer diameter of the diameter-reducing position is basically consistent with that of the main body;
the fourth step: and (3) coating, namely performing operations such as sand blasting, repairing, primer spraying, finish coating, labeling and the like on the surface of the product, thereby finishing the whole product manufacturing process.
The technical problem to be solved by the invention can be further realized by the following technical scheme that the carbon fiber prepreg is one or a combination of a carbon fiber fabric prepreg and a carbon fiber unidirectional prepreg.
The technical problem to be solved by the invention can be further realized by the following technical scheme that the sandwich material can be any one of PMI, PU, PVC, PET, balsa wood, epoxy self-expanding film, aluminum honeycomb, aramid paper honeycomb and the like.
The technical problem to be solved by the invention can be further realized by the following technical scheme, wherein a double-component normal-temperature curing epoxy adhesive or a single-component high-temperature curing epoxy adhesive is adopted in the gluing process.
The technical problem to be solved by the invention can be further realized by the following technical scheme that when the carbon fiber prepreg is co-cured with the carbon fiber prepreg, a layer of epoxy resin film adhesive is required to be coated outside or a single-component high-temperature curing epoxy resin adhesive is required to be blade-coated, and the specification of the film adhesive is 100-300 g/m 2 The thickness of the coating adhesive is 0.2-0.5 mm.
Compared with the prior art, the chair with a complex structure is simplified into parts with a simple structure, the parts are manufactured respectively, then the parts are glued together in a male end and female end inserting/fitting mode, local yarn covering reinforcement is carried out on the glued part, and then coating is carried out to manufacture a finished product. The method has the advantages of simple process, convenience for modularized assembly line manufacturing, high production efficiency, convenience for large-scale popularization and application, and is particularly suitable for mass manufacturing of complex structural members. The patent content has certain demonstration significance for the compound materialization of the traditional furniture, and provides an efficient, stable and easily-realized operation mode for a complex structure.
Drawings
FIG. 1 is a schematic view of a carbon fiber chair;
FIG. 2 is a general view of the assembly structure of the carbon fiber chair;
FIG. 3 is a schematic representation of a carbon fiber chair assembly I;
FIG. 4 is a schematic representation II of a carbon fiber chair assembly;
FIG. 5 is a schematic representation III of a carbon fiber chair assembly;
wherein:
1-back of the chair, 2-seat, 3-chair leg, 4-stull.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, and in order to make those skilled in the art understand the present invention further, the embodiments of the present invention will be described in detail and fully with reference to the accompanying drawings. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A manufacturing method of a carbon fiber chair is mainly characterized in that the chair is composed of a chair back 1, a chair surface 2, chair legs 3 and a cross brace 4. The vertical tubes at the two sides of the chair back are female ends which are connected with the bulges at the two sides of the chair seat in an inserting way, and the middle backup plate of the chair back is a male end which is matched with the groove of the chair seat; the four chair legs are connected with the chair surface in the same way, the vertical tubes of the chair legs are connected with the projections of the chair surface in a female end in an inserting way, and the fan-shaped projections of the chair legs are also matched with the grooves of the chair surface; the two ends of the cross arm are used as female ends and are connected with the bulges on the chair legs in an inserting mode to form a stable combined structure. The method comprises the following specific steps:
the first step is as follows: production of the respective component parts
1) Manufacturing a chair back: the carbon fiber prepreg is used as a main raw material and is integrally manufactured through the procedures of cutting, coiling, forming, processing and the like, the middle part adopts a solid mould pressing process, and the rod pieces at two sides adopt a mould pressing process of an internal pressurizing air bag;
2) Manufacturing the chair surface: the chair seat is integrally manufactured by taking carbon fiber prepreg as a main raw material through the working procedures of cutting, coiling, forming, processing and the like, the middle part of the chair seat adopts a co-curing compression molding process of a sandwich material, and the rest part of the chair seat is completely solid;
3) Manufacturing chair legs: the production method is characterized in that carbon fiber prepreg is used as a main raw material and integrally manufactured through the working procedures of cutting, coiling, molding, processing and the like, a compression molding process of a pressurizing air bag is adopted for a main rod piece part, and a whole solid compression molding process is adopted for the rest part;
4) Manufacturing the cross brace: the carbon fiber prepreg is used as a main raw material and is integrally manufactured through the working procedures of cutting, coiling, forming, processing and the like, and the main body is completely manufactured through a compression molding process of a pressurizing air bag;
the second step: splicing and gluing the chair back, the chair seat, the chair legs and the transverse support manufactured in the first step together under the action of a gluing jig;
the third step: winding carbon fiber prepreg on the outer side of a yarn wrapping position (a local diameter-reducing position) at the gluing position for curing and molding again, so that the outer diameter of the diameter-reducing position is basically consistent with that of the main body;
the fourth step: and (3) coating, namely performing operations of sand blasting, repairing, primer spraying, finish coating, labeling and the like on the surface of the product, thereby finishing the whole product manufacturing process.
The carbon fiber prepreg can be one of carbon fiber fabric prepreg and carbon fiber unidirectional prepreg or a composition thereof;
the sandwich material can be any one of PMI, PU, PVC, PET, balsa wood, epoxy self-expanding film, aluminum honeycomb, aramid paper honeycomb and the like;
the gluing process adopts a bi-component normal temperature curing epoxy adhesive or a single-component high temperature curing epoxy adhesive;
the carbon fiber prepreg is not limited to the prepreg made of carbon fiber, and can also be any one or the combination of glass fiber, quartz fiber, basalt fiber, aramid fiber and flax fiber;
when the sandwich material and the carbon fiber prepreg are co-cured, a layer of epoxy resin film adhesive or a blade-coated single-component high-temperature curing epoxy resin adhesive is required to be coated outside, and the specification of the film adhesive is 100-300 g/m 2 The thickness of the coating adhesive is 0.2-0.5 mm.
The invention discloses a manufacturing method of a carbon fiber chair, which is simple in process, convenient for modularized assembly line manufacturing, high in production efficiency, convenient for large-scale popularization and application, and especially suitable for large-scale manufacturing of complex structural parts.
Claims (5)
1. A manufacturing method of a carbon fiber chair is characterized by comprising the following steps:
comprises a chair back, a chair surface, chair legs and a cross brace; the method comprises the following specific steps:
the first step is as follows: production of the respective component parts
1) Manufacturing a chair back: the production method is characterized in that carbon fiber prepreg is used as a main raw material and is integrally manufactured through the procedures of cutting, coiling, forming and processing, the middle part adopts a solid mould pressing process, and the two side rod pieces adopt a mould pressing process of an internal pressurizing air bag;
2) Manufacturing a chair surface: the chair seat is integrally manufactured by taking carbon fiber prepreg as a main raw material through the procedures of cutting, coiling, molding and processing, wherein the middle part of the chair seat adopts a co-curing compression molding process of a sandwich material, and the rest part of the chair seat adopts a solid compression molding process;
3) Manufacturing chair legs: the production method is characterized in that carbon fiber prepreg is used as a main raw material and is integrally manufactured through the steps of cutting, coiling, molding and processing, a compression molding process of a pressurizing air bag is adopted for a main rod piece part, and a whole solid compression molding process is adopted for the rest parts;
4) Manufacturing the cross brace: the carbon fiber prepreg is used as a main raw material and is integrally manufactured through the procedures of cutting, coiling, forming and processing, and the main body is completely manufactured by a compression molding process of a pressurizing air bag;
the second step: inserting and gluing the chair back, the chair seat, the chair legs and the cross braces which are manufactured in the first step together under the action of a gluing jig;
the operation is as follows: the vertical tubes at the two sides of the chair back are female ends which are connected with the bulges at the two sides of the chair seat in an inserting way, and the middle backup plate of the chair back is a male end which is matched with the groove of the chair seat; the four chair legs are connected with the chair surface in the same way, the vertical tubes of the chair legs are connected with the protrusions of the chair surface in a female end in an inserting way, and the fan-shaped protrusions of the chair legs are matched with the grooves of the chair surface; two ends of the cross arm are used as female ends and are connected with the bulges on the chair legs in an inserting mode to form a stable combined structure;
the third step: winding carbon fiber prepreg on the outer side of a yarn wrapping position (a local diameter-reducing position) at the gluing position for curing and molding again, so that the outer diameter of the diameter-reducing position is basically consistent with that of the main body;
the fourth step: and (3) coating, namely performing operations of sand blasting, repairing, primer spraying, finish coating, labeling and the like on the surface of the product, thereby finishing the whole product manufacturing process.
2. The method for manufacturing a carbon fiber chair according to claim 1, wherein: the carbon fiber prepreg is one of carbon fiber fabric prepreg and carbon fiber unidirectional prepreg or a combination thereof.
3. The method for manufacturing a carbon fiber chair according to claim 1, wherein: the sandwich material can be any one of PMI, PU, PVC, PET, balsa wood, epoxy self-expanding films, aluminum honeycombs, aramid paper honeycombs and the like.
4. The method for manufacturing a carbon fiber chair according to claim 1, wherein: the gluing process adopts a bi-component normal temperature curing epoxy adhesive or a single-component high temperature curing epoxy adhesive.
5. The method for manufacturing a carbon fiber chair according to claim 1, wherein: when the carbon fiber prepreg is co-cured with the carbon fiber prepreg, a layer of epoxy resin film adhesive is required to be wrapped outside or a single-component high-temperature curing epoxy resin adhesive is required to be blade-coated, and the specification of the film adhesive is 100-300 g/m 2 The thickness of the coating adhesive is 0.2-0.5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211281879.2A CN115674718A (en) | 2022-10-19 | 2022-10-19 | Manufacturing method of carbon fiber chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211281879.2A CN115674718A (en) | 2022-10-19 | 2022-10-19 | Manufacturing method of carbon fiber chair |
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| Publication Number | Publication Date |
|---|---|
| CN115674718A true CN115674718A (en) | 2023-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211281879.2A Pending CN115674718A (en) | 2022-10-19 | 2022-10-19 | Manufacturing method of carbon fiber chair |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19746304A1 (en) * | 1997-10-21 | 1999-04-22 | Thomas Brueckner | Flexible chair |
| US6533352B1 (en) * | 2000-07-07 | 2003-03-18 | Virco Mgmt. Corporation | Chair with reclining back rest |
| CN1537490A (en) * | 2003-02-16 | 2004-10-20 | ����˹��˹�ж��ɷݹ�˾ | Backrest |
| CN101475738A (en) * | 2008-01-04 | 2009-07-08 | 上海耀华大中新材料有限公司 | Glass fibre reinforced plastic and leisure seat made thereof |
| KR20130130422A (en) * | 2012-05-22 | 2013-12-02 | 이황표 | Self-assembly chair |
| CN204192056U (en) * | 2014-11-14 | 2015-03-11 | 湖州尚元塑木制品有限公司 | One moulds wooden chair |
| CN105291421A (en) * | 2015-10-21 | 2016-02-03 | 东莞泰合复合材料有限公司 | Manufacturing process for bicycle frame made of carbon fiber composite |
| CN107310082A (en) * | 2016-04-26 | 2017-11-03 | 上海怡鑫碳纤维复合材料有限公司 | The method for making air passenger seat carbon fibre composite product |
| CN210276536U (en) * | 2019-07-11 | 2020-04-10 | 曹建云 | Novel chair |
| CN112356457A (en) * | 2020-09-30 | 2021-02-12 | 上海晋飞碳纤科技股份有限公司 | Mould pressing and bag pressing integrated forming process for composite material chair back |
-
2022
- 2022-10-19 CN CN202211281879.2A patent/CN115674718A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19746304A1 (en) * | 1997-10-21 | 1999-04-22 | Thomas Brueckner | Flexible chair |
| US6533352B1 (en) * | 2000-07-07 | 2003-03-18 | Virco Mgmt. Corporation | Chair with reclining back rest |
| CN1537490A (en) * | 2003-02-16 | 2004-10-20 | ����˹��˹�ж��ɷݹ�˾ | Backrest |
| CN101475738A (en) * | 2008-01-04 | 2009-07-08 | 上海耀华大中新材料有限公司 | Glass fibre reinforced plastic and leisure seat made thereof |
| KR20130130422A (en) * | 2012-05-22 | 2013-12-02 | 이황표 | Self-assembly chair |
| CN204192056U (en) * | 2014-11-14 | 2015-03-11 | 湖州尚元塑木制品有限公司 | One moulds wooden chair |
| CN105291421A (en) * | 2015-10-21 | 2016-02-03 | 东莞泰合复合材料有限公司 | Manufacturing process for bicycle frame made of carbon fiber composite |
| CN107310082A (en) * | 2016-04-26 | 2017-11-03 | 上海怡鑫碳纤维复合材料有限公司 | The method for making air passenger seat carbon fibre composite product |
| CN210276536U (en) * | 2019-07-11 | 2020-04-10 | 曹建云 | Novel chair |
| CN112356457A (en) * | 2020-09-30 | 2021-02-12 | 上海晋飞碳纤科技股份有限公司 | Mould pressing and bag pressing integrated forming process for composite material chair back |
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