CN111019295A - Carbon fiber composite material, carbon fiber wound climbing stick rod and preparation method thereof - Google Patents
Carbon fiber composite material, carbon fiber wound climbing stick rod and preparation method thereof Download PDFInfo
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- CN111019295A CN111019295A CN201911286184.1A CN201911286184A CN111019295A CN 111019295 A CN111019295 A CN 111019295A CN 201911286184 A CN201911286184 A CN 201911286184A CN 111019295 A CN111019295 A CN 111019295A
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- 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
- C08J5/042—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres with carbon fibres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
- B29C70/34—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation
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- 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
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- 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
- C08J2471/00—Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain; Derivatives of such polymers
- C08J2471/02—Polyalkylene oxides
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- 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
- C08K7/06—Elements
Abstract
The invention discloses a carbon fiber composite material, a carbon fiber wound climbing stick rod and a preparation method thereof, and belongs to the technical field of application of carbon fiber composite materials. The carbon fiber composite material prepared by the invention is used for preparing the climbing stick rod by a winding method, comprises a layer design combining spiral winding and annular winding, adopts a tension control technology and a small tow winding method, and is prepared by high-temperature curing molding, and has the characteristics of light weight, low glue content, high specific strength, high specific rigidity and the like, so that the weight of the whole carbon fiber climbing stick is only about 170g, and is equivalent to the weight of four eggs.
Description
Technical Field
The invention relates to a carbon fiber composite material, a carbon fiber wound climbing stick rod and a preparation method thereof, and belongs to the technical field of application of carbon fiber composite materials.
Background
The pole rod material of alpin-stock divide into aluminum alloy, titanium alloy and carbon fiber three kinds. Titanium alloy and aluminum alloy are cheaper but have the disadvantage of heavier weight, and carbon fiber climbing stick rod is higher in price but lighter in weight, and is absolutely the first choice for pursuing lightweight outdoor exercises. The carbon fiber cane pole on the market at present all adopts the preparation of coiling technology, adopt the one-way carbon cloth preimpregnation material of tailorring, it is formed by additional 3k woven fabrics stack coiling, forming pressure is low, the gel content is higher (about 45% usually), the bulk mechanics performance is relatively poor, consequently, can not exert the intensity and the rigidity advantage of carbon fiber well, the weight of carbon fiber cane on the market at present is about 220g, under the intensity and the rigidity requirement that satisfy the design requirement, there is the space that further subtracts heavy, for the people of outdoor exercises exploration, the weight reduction of supplementary carried article, mean more effective load and more light good activity experience.
Disclosure of Invention
The invention aims to provide a carbon fiber composite material, a carbon fiber wound climbing stick rod and a preparation method thereof. The carbon fiber composite material prepared by the invention is used for preparing the climbing stick rod by a winding method, comprises a layer design combining spiral winding and annular winding, adopts a tension control technology and a small tow winding method, and is prepared by high-temperature curing molding, and has the characteristics of light weight, low glue content, high specific strength, high specific rigidity and the like, so that the weight of the whole carbon fiber climbing stick is only about 170g, and is equivalent to the weight of four eggs.
The invention provides a carbon fiber composite material, which comprises: the resin matrix is thermosetting resin, and the reinforcement is carbon fiber; the carbon fibers impregnate the resin matrix.
The carbon fiber composite material has the volume content of 60-70%.
In the carbon fiber composite material, the volume content of the epoxy resin matrix is 30-40%.
In the carbon fiber composite material, the resin matrix is a mixed glue solution consisting of bisphenol A epoxy resin, a curing agent, a toughening agent and an accelerant. The mixture ratio of each substance is as follows: 100 parts of bisphenol A epoxy resin, 45-60 parts of curing agent, 15-30 parts of toughening agent and 1-5 parts of accelerator. Wherein the curing agent is one of tetrahydrophthalic anhydride, methyltetrahydrophthalic anhydride, hexahydrophthalic anhydride and methylhexahydrophthalic anhydride, the flexibilizer is one of polypropylene glycol diglycidyl ether and linoleic acid dimer diglycidyl ester, and the accelerator is one of 2,4, 6-tris (dimethylaminomethyl) phenol, benzyl dimethylamine and triethanolamine.
The invention provides a carbon fiber wound climbing stick rod which is prepared from the carbon fiber composite material. The carbon fiber composite material is made into a winding layer, and the carbon fiber winding layer consists of an annular winding layer and a spiral winding layer. Wherein, the winding angle of the circumferential winding layer is 90 degrees, and the winding angle of the spiral winding layer is between 5 and 20 degrees.
The invention also provides a preparation method of the carbon fiber wound climbing stick rod, which comprises the following steps:
the method comprises the following steps: carbon fiber tows enter the surface of a die after passing through a creel, a glue dipping tank, a tension roller and a yarn guide nozzle;
step two: preparing mixed resin glue solution according to 100 parts of bisphenol A epoxy resin, 45-60 parts of curing agent, 15-30 parts of toughening agent and 1-5 parts of accelerator, uniformly mixing, pouring into a glue tank, and adjusting the position of a tension roller;
step three: setting winding parameters on a computer control system, wherein the winding parameters comprise the diameter and the length of a core die, the width of a yarn sheet, the number of tows, a winding angle, the number of winding layers and a winding sequence, and then starting winding;
step four: and (3) unloading the wound stick rod and the core mould from the winding machine, placing the stick rod and the core mould into a curing furnace, and adjusting curing parameters, wherein the curing temperature is sequentially 90 ℃ for 1-2 hours, 120 ℃ for 1-2 hours and 150 ℃ for 2-3 hours.
Step five: and taking the cured cane rod and the core mold out of the curing furnace, demolding, cutting at a fixed length, polishing and spraying to obtain the carbon fiber wound climbing cane rod.
The invention has the beneficial effects that:
compared with the prior art, the carbon fiber wound alpenstock rod has the advantages of low glue content, high carbon fiber content, light weight, high specific strength and high specific rigidity, so that the mass of the whole alpenstock can be as light as about 170g, and the light experience of outdoor sports is greatly improved.
Drawings
Fig. 1 is a schematic structural view of a carbon fiber wound pole according to the present invention.
Fig. 2 is a right side view of fig. 1.
Fig. 3 is a schematic view of a method for winding a carbon fiber pole according to the present invention.
As shown, 1 is a hoop wound layer, 2 is a helical wound layer, 3 is a second hoop wound layer, and 4 is a second helical wound layer.
Detailed Description
The present invention is further illustrated by, but is not limited to, the following examples.
Example 1:
a carbon fiber wound pole comprising: the carbon fiber impregnated resin comprises a resin matrix and a reinforcement, wherein the resin matrix is thermosetting resin, the reinforcement is carbon fiber, the carbon fiber is impregnated in the resin matrix, and the resin matrix is wound according to a designed winding angle and comprises a circumferential winding layer and a spiral winding layer.
The resin matrix is bisphenol A epoxy resin, the curing agent is tetrahydrophthalic anhydride, the toughening agent is polypropylene glycol diglycidyl ether, and the accelerator is 2,4, 6-tris (dimethylaminomethyl) phenol. Wherein, 100 parts of bisphenol A type epoxy resin, 60 parts of curing agent, 30 parts of toughening agent and 5 parts of accelerant.
The carbon fiber is T700S/12K carbon fiber, and the winding layer is designed as follows: the 90-degree hoop winding layer and the 5-degree spiral winding layer are alternately laid. As shown in fig. 1 and 2.
The preparation method of the carbon fiber wound climbing stick rod comprises the following specific steps:
the method comprises the following steps: carbon fiber tows enter the surface of a die after passing through a creel, a glue dipping tank, a tension roller and a yarn guide nozzle;
step two: preparing mixed resin glue solution according to the formula proportion, uniformly mixing, pouring into a glue tank, and adjusting the position of a tension roller;
step three: setting winding parameters on a computer control system, wherein the winding parameters comprise the diameter and the length of a core die, the width of a yarn sheet, the number of tows, a winding angle, the number of winding layers and a winding sequence, and then starting winding;
step four: and (3) unloading the wound stick rod and the core mould from the winding machine, placing the stick rod and the core mould into a curing furnace, and adjusting curing parameters, wherein the curing temperature is 90 ℃ for 1 hour, 120 ℃ for 1 hour and 150 ℃ for 2 hours in sequence.
Step five: and taking the cured cane rod and the core mold out of the curing furnace, demolding, cutting at a fixed length, polishing and spraying to obtain the carbon fiber wound climbing cane rod.
Example 2
The resin matrix is bisphenol A epoxy resin, the curing agent is methyl tetrahydrophthalic anhydride, the toughening agent is linoleic acid dimer diglycidyl ester, and the accelerator is benzyl dimethylamine. Wherein, 100 parts of bisphenol A type epoxy resin, 60 parts of curing agent, 15 parts of toughening agent and 3 parts of accelerant.
The winding layer is designed as follows: the 90-degree hoop winding layer and the 10-degree spiral winding layer are alternately laid.
The curing temperature is sequentially 90 ℃ for 2 hours, 120 ℃ for 2 hours and 150 ℃ for 3 hours.
The rest is the same as example 1.
Example 3
The resin matrix is bisphenol A epoxy resin, the curing agent is hexahydrophthalic anhydride, the toughening agent is polypropylene glycol diglycidyl ether, and the accelerator is triethanolamine. Wherein, 100 parts of bisphenol A type epoxy resin, 45 parts of curing agent, 20 parts of toughening agent and 1 part of accelerator.
The winding layer is designed as follows: the 90-degree hoop winding layer and the 15-degree spiral winding layer are alternately laid.
The curing temperature is sequentially 90 ℃ for 1 hour, 120 ℃ for 1.5 hours and 150 ℃ for 2 hours.
The rest is the same as example 1.
Example 4
The resin matrix is bisphenol A epoxy resin, the curing agent is tetrahydrophthalic anhydride, the flexibilizer is linoleic acid dimer diglycidyl ester, and the accelerator is 2,4, 6-tris (dimethylaminomethyl) phenol. Wherein, 100 parts of bisphenol A type epoxy resin, 50 parts of curing agent, 25 parts of toughening agent and 4 parts of accelerant.
The winding layer is designed as follows: the 90-degree hoop winding layer and the 20-degree spiral winding layer are alternately laid.
The curing temperature is sequentially 90 ℃ for 2 hours, 120 ℃ for 1 hour and 150 ℃ for 2.5 hours.
The rest is the same as example 1.
Example 5
The resin matrix is bisphenol A epoxy resin, the curing agent is methyl tetrahydrophthalic anhydride, the toughening agent is polypropylene glycol diglycidyl ether, and the accelerator is triethanolamine. Wherein, 100 parts of bisphenol A type epoxy resin, 55 parts of curing agent, 30 parts of toughening agent and 2 parts of accelerant.
The winding layer is designed as follows: the 90-degree hoop winding layer, the 5-degree spiral winding layer, the 90-degree hoop winding layer and the 10-degree spiral winding layer are alternately laid.
The curing temperature is sequentially 90 ℃ for 1.5 hours, 120 ℃ for 1.5 hours and 150 ℃ for 2 hours.
The rest is the same as example 1.
Example 6
The resin matrix is bisphenol A epoxy resin, the curing agent is hexahydrophthalic anhydride, the toughening agent is polypropylene glycol diglycidyl ether, and the accelerator is benzyl dimethylamine. Wherein, 100 parts of bisphenol A type epoxy resin, 58 parts of curing agent, 28 parts of toughening agent and 4 parts of accelerator.
The winding layer is designed as follows: 90 degrees of circumferential winding layers, 5 degrees of spiral winding layers, 90 degrees of circumferential winding layers and 15 degrees of spiral winding layers are alternately laid.
The curing temperature is sequentially 90 ℃ for 1 hour, 120 ℃ for 2 hours and 150 ℃ for 3 hours.
Example 7
The resin matrix is bisphenol A epoxy resin, the curing agent is methyl tetrahydrophthalic anhydride, the toughening agent is linoleic acid dimer diglycidyl ester, and the accelerator is triethanolamine. Wherein, 100 parts of bisphenol A type epoxy resin, 48 parts of curing agent, 27 parts of toughening agent and 3 parts of accelerant.
The winding layer is designed as follows: 90 degrees of circumferential winding layers, 5 degrees of spiral winding layers, 90 degrees of circumferential winding layers and 20 degrees of spiral winding layers are alternately laid.
The curing temperature is sequentially 90 ℃ for 1 hour, 120 ℃ for 1 hour and 150 ℃ for 2 hours.
The rest is the same as example 1.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications can be made without departing from the principles of the invention and these modifications are to be considered within the scope of the invention.
Claims (8)
1. A carbon fiber composite material comprises a resin matrix and a reinforcement body, and is characterized in that: the resin matrix is a thermosetting epoxy resin matrix, and the reinforcement is carbon fiber; the carbon fibers are impregnated in the resin matrix to form the carbon fiber composite material.
2. The carbon fiber composite material according to claim 1, characterized in that: the volume content of the carbon fiber is 60-70%; the volume content of the thermosetting epoxy resin matrix is 30-40%.
3. The carbon fiber composite material according to claim 1, characterized in that: the resin matrix is a mixed glue solution consisting of bisphenol A type epoxy resin, a curing agent, a toughening agent and an accelerant.
4. The carbon fiber composite material according to claim 3, characterized in that: the curing agent is one of tetrahydrophthalic anhydride, methyltetrahydrophthalic anhydride, hexahydrophthalic anhydride and methylhexahydrophthalic anhydride, the toughening agent is one of polypropylene glycol diglycidyl ether and linoleic acid dimer diglycidyl ester, and the promoter is one of 2,4, 6-tri (dimethylaminomethyl) phenol, benzyl dimethylamine and triethanolamine.
5. The carbon fiber composite material according to claim 3, characterized in that: the proportion of each part is as follows: 100 parts of bisphenol A epoxy resin, 45-60 parts of curing agent, 15-30 parts of toughening agent and 1-5 parts of accelerator.
6. A carbon fiber-wound pole for climbing sticks, produced using the carbon fiber composite material according to any one of claims 1 to 5.
7. A carbon fibre-wound pole as claimed in claim 6, wherein: the carbon fiber composite material is made into a winding layer, the carbon fiber winding layer is composed of a hoop winding layer and a spiral winding layer, wherein the winding angle of the hoop winding layer is 90 degrees, and the winding angle of the spiral winding layer is 5-20 degrees.
8. A method for the production of a carbon fiber-wound pole for climbing poles according to claim 6 or 7, characterized in that: the method comprises the following steps:
the method comprises the following steps: carbon fiber tows enter the surface of a die after passing through a creel, a glue dipping tank, a tension roller and a yarn guide nozzle;
step two: preparing mixed resin glue solution according to 100 parts of bisphenol A epoxy resin, 45-60 parts of curing agent, 15-30 parts of toughening agent and 1-5 parts of accelerator, uniformly mixing, pouring into a glue tank, and adjusting the position of a tension roller;
step three: setting winding parameters on a computer control system of winding equipment, wherein the winding parameters comprise the diameter of a core mould, the length, the width of a yarn sheet, the number of tows, the winding angle, the number of winding layers and the winding sequence, and then starting winding;
step four: the wound stick rod and the core mold are unloaded from the winding machine and placed in a curing furnace, curing parameters are adjusted, and the curing temperature is 90 ℃ for 1-2 hours, 120 ℃ for 1-2 hours and 150 ℃ for 2-3 hours in sequence;
step five: and taking the cured cane rod and the core mold out of the curing furnace, demolding, cutting at a fixed length, polishing and spraying to obtain the carbon fiber wound climbing cane rod.
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| CN201911286184.1A CN111019295A (en) | 2019-12-13 | 2019-12-13 | Carbon fiber composite material, carbon fiber wound climbing stick rod and preparation method thereof |
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| CN201911286184.1A CN111019295A (en) | 2019-12-13 | 2019-12-13 | Carbon fiber composite material, carbon fiber wound climbing stick rod and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112934537A (en) * | 2021-02-23 | 2021-06-11 | 河南工程学院 | Outer surface processing device for walking stick for cross-country walking and working method of outer surface processing device |
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| CN102865454A (en) * | 2012-07-06 | 2013-01-09 | 上海复合材料科技有限公司 | Carbon fiber full-wound hydrogen storage cylinder with aluminum alloy liner for stationary fuel cell |
| CN102954341A (en) * | 2012-10-25 | 2013-03-06 | 上海康巴赛特科技发展有限公司 | Aluminum liner carbon fiber full-coiled hydrogen storage cylinder for solid fuel cell |
| CN104339664A (en) * | 2013-08-09 | 2015-02-11 | 中国石油天然气股份有限公司 | Preparation method of carbon fiber composite material lifting arm for truck cane |
| CN104354436A (en) * | 2014-11-07 | 2015-02-18 | 湖北三江航天江北机械工程有限公司 | Manufacturing method of composite material shell wound by high-temperature-resistant fiber |
| CN105291410A (en) * | 2015-11-01 | 2016-02-03 | 北京工业大学 | Winding and curing process for preparing composite gas cylinder for breathing apparatus |
| CN106523511A (en) * | 2016-11-16 | 2017-03-22 | 江苏欧亚铂瑞碳复合材料有限公司 | Preparation method of high-rigidity composite material transmission shaft |
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2019
- 2019-12-13 CN CN201911286184.1A patent/CN111019295A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102865454A (en) * | 2012-07-06 | 2013-01-09 | 上海复合材料科技有限公司 | Carbon fiber full-wound hydrogen storage cylinder with aluminum alloy liner for stationary fuel cell |
| CN102954341A (en) * | 2012-10-25 | 2013-03-06 | 上海康巴赛特科技发展有限公司 | Aluminum liner carbon fiber full-coiled hydrogen storage cylinder for solid fuel cell |
| CN104339664A (en) * | 2013-08-09 | 2015-02-11 | 中国石油天然气股份有限公司 | Preparation method of carbon fiber composite material lifting arm for truck cane |
| CN104354436A (en) * | 2014-11-07 | 2015-02-18 | 湖北三江航天江北机械工程有限公司 | Manufacturing method of composite material shell wound by high-temperature-resistant fiber |
| CN105291410A (en) * | 2015-11-01 | 2016-02-03 | 北京工业大学 | Winding and curing process for preparing composite gas cylinder for breathing apparatus |
| CN106523511A (en) * | 2016-11-16 | 2017-03-22 | 江苏欧亚铂瑞碳复合材料有限公司 | Preparation method of high-rigidity composite material transmission shaft |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112934537A (en) * | 2021-02-23 | 2021-06-11 | 河南工程学院 | Outer surface processing device for walking stick for cross-country walking and working method of outer surface processing device |
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