CN104339669B - A kind of gumming device and gum dipping process based on hot melt carbon fiber prepreg - Google Patents
A kind of gumming device and gum dipping process based on hot melt carbon fiber prepreg Download PDFInfo
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- CN104339669B CN104339669B CN201310340430.3A CN201310340430A CN104339669B CN 104339669 B CN104339669 B CN 104339669B CN 201310340430 A CN201310340430 A CN 201310340430A CN 104339669 B CN104339669 B CN 104339669B
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- carbon fiber
- impregnation
- machine structure
- blooming
- carbon
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Classifications
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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
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/50—Shaping or impregnating by compression not applied for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC]
- B29C70/504—Shaping or impregnating by compression not applied for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC] using rollers or pressure bands
-
- 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
Abstract
The present invention relates to a kind of gumming device and gum dipping process based on hot melt carbon fiber prepreg, the gumming device includes load maintainer, the doubling machine structure of carbon fiber, the impregnation blooming mechanism of carbon fiber and the rolling-up mechanism of carbon fiber of carbon fiber;In the whole technological process of carbon fiber prepreg, the doubling machine structure of carbon fiber is in the downstream of the load maintainer of carbon fiber, the impregnation blooming mechanism of carbon fiber is in the downstream of the doubling machine structure of carbon fiber, and the rolling-up mechanism of carbon fiber is in the downstream of the impregnation blooming mechanism of carbon fiber.It is of the invention compared with traditional impregnation mode, Kai Si is carried out present invention employs doubling machine structure and impregnation press mold and shaping winding are carried out by blooming mechanism and rolling-up mechanism, using identical tension structure, ensure that impregnation is uniform, there is the few low cost of pollution than conventional wet processing, there is glue surface even uniform adhesion than conventional dry process.
Description
Technical field
The present invention relates to a kind of gumming device and gum dipping process, more particularly to one kind employs doubling machine structure and carries out out silk
And impregnation press mold and shaping winding are carried out by blooming mechanism and rolling-up mechanism, using identical tension structure, it is ensured that impregnation is equal
Even gumming device and gum dipping process based on hot melt carbon fiber prepreg.
Background technology
Prepreg can be directly used for the manufacture of composite product, be widely used in Aero-Space and national defence equipment,
Particularly in the manufacture of properller, wing, fuselage and some important shell structures.The level of application of the material directly reflects
The aerospace industries and defence equipment level of one country.The developed countries such as America and Europe are long-term to prepreg production application and manufacture
Key equipment carry out export restrictions and technology blockage, the development of domestic this respect is also relatively slower.
Conventional method is dissolved after resin matrix first is heated into certain temperature, fiber pass sequentially through unreel, impregnation, squeeze
The operations such as pressure, drying, finally wind on mandrel.Conventional processing methods are mainly for the preparation of narrow tape prepreg, it is desirable to resin base
The mobility of body will get well, beneficial to dipping fibre bundle.The prepreg resin content for preparing is low, and product quality cannot ensure, ring
Border is seriously polluted.
The content of the invention
Regarding to the issue above, employing doubling machine structure it is a primary object of the present invention to providing one kind carries out Kai Si and leads to
Cross blooming mechanism and rolling-up mechanism to carry out impregnation press mold and shaping winding, using identical tension structure, it is ensured that the uniform base of impregnation
In the gumming device and gum dipping process of hot melt carbon fiber prepreg.
The present invention is to solve above-mentioned technical problem by following technical proposals:One kind is based on hot melt carbon fibre initial rinse
The gumming device of material, load maintainer of the gumming device including carbon fiber, the doubling machine structure of carbon fiber, the impregnation of carbon fiber add
Film mechanism and the rolling-up mechanism of carbon fiber;In the whole technological process of carbon fiber prepreg, the doubling machine structure of carbon fiber is in
The downstream of the load maintainer of carbon fiber, the impregnation blooming mechanism of carbon fiber is in the downstream of the doubling machine structure of carbon fiber, carbon fiber
Rolling-up mechanism be in carbon fiber impregnation blooming mechanism downstream.
In specific implementation example of the invention:Described load maintainer includes that five carbon fibers originals of passage can be loaded
Five independent creels of material, a mechanical electromagnetic brake supporting with described creel is installed in the bottom of each creel.
In specific implementation example of the invention:Described doubling machine structure includes pressure roller and Kai Si grooves.
In specific implementation example of the invention:Described impregnation blooming mechanism includes roller and gumming device, described
Gumming device includes impregnation plate, cooling device and deviation correcting device, and cooling device is located at the downstream of impregnation plate, and deviation correcting device is located at cold
But the downstream of device.
In specific implementation example of the invention:Described rolling-up mechanism includes motor and Scroll.
In specific implementation example of the invention:Described Scroll includes five mandrels.
In specific implementation example of the invention:It is provided with press mold between described impregnation blooming mechanism and rolling-up mechanism
Reason mechanism.
A kind of gum dipping process using the above-mentioned gumming device based on hot melt carbon fiber prepreg, the technique includes
Following steps:
(1), carbon fiber be placed on the creel of load maintainer, the bottom in each yarn group install one it is supporting
Mechanical electromagnetic brake, then obtains signal so as to control brake by sensor, controls different tension force outputs so that yarn
The running speed of group is controlled, so that the scope for controlling the tension force of single yarn group is 100 ± 6N, the mechanical electric of each yarn group
Magnetic brake be all it is separate,
(2), the carbon fiber material that is passed over by load maintainer, rolled by first pressure roller in doubling machine structure
Afterwards, enter into out in a groove and uniformly opened silk and then carry out pressure roller shaping, first carry out the carbon fiber that load maintainer is exported
Allocate, so as to reach required width and thickness, discharge carbon fiber neat in order, it is made by opening an axle and ceaselessly move
Carbon fiber is uniformly distributed;
(3), by roller transmit pressure roller be molded after carbon fibre material enter into gumming device, first with impregnation blooming
Impregnation plate in mechanism carries out impregnation, is cooled down by the coldplate in impregnation blooming mechanism after the completion of impregnation, and cooling is completed
Recycle the deviation correcting device in impregnation blooming mechanism to be accurately positioned afterwards, adjust the station of carbon fibre material, finally carry out
Side pressure film process;
(4), by press mold treatment after carbon fibre material compressed and transmitted using twice pressure roller, carbon fibre material pass
Being delivered to carries out wind-up operation on creel, motor and V belt translation realize rotation by Scroll, and the left and right of Scroll is realized by screw mandrel
It is mobile, wrapup procedure is realized in this way, by allowing mandrel to move left and right so that film is distorted, and can be very good to prevent
Only wrinkle and paste, five mandrels are had in rolling-up mechanism and is collected simultaneously, the speed of five mandrels is the same, between passed with Chain conveyer
Dynamic to realize, in addition reached on mandrel specified speed using motor and decelerator, moving left and right for mandrel can will connect core
Shaft support and electric machine are placed on guide rail, and moving left and right for whole device is realized by servomotor.
Positive effect of the invention is:A kind of impregnation based on hot melt carbon fiber prepreg that the present invention is provided
Device and gum dipping process have advantages below:It is of the invention compared with traditional impregnation mode, enter present invention employs doubling machine structure
Row is opened silk and impregnation press mold and shaping winding is carried out by blooming mechanism and rolling-up mechanism, using identical tension structure, it is ensured that
Impregnation is uniform, has the advantages that the few low cost of pollution than conventional wet processing, has glue surface smooth than conventional dry process
The advantage of uniform adhesion.
Brief description of the drawings
The structural representation of the gumming device based on hot melt carbon fiber prepreg that Fig. 1 is provided for the present invention.
Specific embodiment
Present pre-ferred embodiments are given below in conjunction with the accompanying drawings, to describe technical scheme in detail.
The structural representation of the gumming device based on hot melt carbon fiber prepreg that Fig. 1 is provided for the present invention.
As shown in Figure 1:Gumming device in the present invention includes the doubling machine structure of the load maintainer 100, carbon fiber of carbon fiber
200th, the impregnation blooming mechanism 300 of carbon fiber and the rolling-up mechanism 400 of carbon fiber, in the whole technological process of carbon fiber prepreg
In, the doubling machine structure 200 of carbon fiber is in the downstream of the load maintainer 100 of carbon fiber, at the impregnation blooming mechanism 300 of carbon fiber
In the downstream of the doubling machine structure 200 of carbon fiber, the rolling-up mechanism 400 of carbon fiber is in the impregnation blooming mechanism 300 of carbon fiber
Downstream.
In load maintainer:Carbon fiber is placed on the creel of the mechanism, and the mechanism one has five independent creels, can
To load five carbon fiber materials of passage, a supporting mechanical electromagnetic braking is installed in the bottom in each yarn group
Device, five angular-rate sensors are individually positioned on five sand group edges, are used to obtain the angular speed that sand group rotates, by angle speed
Degree feeds back to electric machine controller, carrys out regulation motor rotating speed, so that control brake, then obtains signal so as to control by sensor
Brake processed, controls different tension force outputs so that the running speed of yarn group is controlled, so as to control the tension force of single yarn group
Scope be 100 ± 6N, each yarn group mechanical electromagnetic brake be separate, can avoid completely yarn roll into a ball before
Some operating modes or the cumbersome adjustment process that causes of man's activity, it is only necessary to enter as requested when using this equipment
The different settings of row tension force, are carried out from can so unify tension force, and from very big as needed in the course of the work
Production efficiency and quality are improve in meaning.
Carbon fiber is placed on the creel of load maintainer, and a supporting machinery is installed in the bottom in each yarn group
Electromagnetic brake,
In doubling machine structure:The five beam carbon fiber materials passed over by load maintainer, are carried out by first pressure roller
After rolling, enter into out in a groove and uniformly opened silk and then carry out pressure roller shaping, first by the carbon fiber of load maintainer output
Effectively allocated, so as to reach required width and thickness, discharge carbon fiber neat in order, it is by opening an axle not
The motion for stopping is uniformly distributed carbon fiber, and after so operating, the extension width of tow is big, and can as needed select width
Degree.
In impregnation blooming mechanism:Carbon fibre material after pressure roller is molded is transmitted by roller and enters into gumming device, soaked
Adhesive dispenser includes impregnation plate, cooling device and deviation correcting device, and impregnation is carried out first with impregnation plate, by cooling after the completion of impregnation
Plate is cooled down, and recycles deviation correcting device to be accurately positioned after the completion of cooling, adjusts the station of carbon fibre material, is finally carried out
Upside press mold treatment.
In rolling-up mechanism:Compressed and transmitted using twice pressure roller by the carbon fibre material after press mold treatment, carbon
Fibrous material is delivered to and wind-up operation is carried out on creel, and motor and V belt translation realize rotation by Scroll, realizes receiving by screw mandrel
Spool is moved left and right, and wrapup procedure is realized in this way, by allowing mandrel to move left and right so that film is distorted, can
To prevent from wrinkling and paste well, the mechanism has five mandrels and collects simultaneously, and the speed of five mandrels is the same, between use chain
Transmission transmission realizes that in addition reach on mandrel specified speed using motor and decelerator, moving left and right for mandrel can be by
The devices such as the support and motor of connecting mandrel are placed on guide rail, and moving left and right for whole device is realized by servomotor.
The prepreg equipment that the present invention is provided is adapted to the production of thermosetting resin prepreg, can produce a kind of preimpregnation silk, its
Breadth Maximum is 8mm, is synchronously wound using five Scrolls, and it is volume five once to wind number, and temperature is employed in this process
Sensor carries out the precise control of gumming device, and tension force on-line monitoring is carried out using tension sensor, wherein in immersing glue process
Employ the method for knife ray to carry out the online tracking of gel content, this is to ensure to obtain the intact prepreg of performance.This
A set of plant that can effectively make and collect prepreg, for winding and placement process provides work quality higher with
Efficiency.
The temperature returned by temperature sensor feedback, is detected to hot melt adhesive temperature, when temperature is less than 75 DEG C, is led to
Cross heating rod to be heated, heating is stopped when temperature is higher than 85 DEG C, it is ensured that hot melt adhesive temperature is in the range of 75~85 DEG C.
It is of the invention compared with traditional impregnation mode, carry out Kai Si and by blooming machine present invention employs doubling machine structure
Structure and rolling-up mechanism carry out impregnation press mold and shaping winding, using identical tension structure, it is ensured that impregnation is uniform, than conventional wet method
Technique has the advantages that the few low cost of pollution, has the advantages that glue surface even uniform adhesion than conventional dry process.
General principle of the invention and principal character and advantages of the present invention has been shown and described above.The technology of the industry
Personnel it should be appreciated that the present invention is not limited to the above embodiments, simply explanation described in above-described embodiment and specification this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention, the claimed scope of the invention by appending claims and its
Equivalent thereof.
Claims (1)
1. a kind of gum dipping process of the gumming device based on hot melt carbon fiber prepreg, use it is pre- based on hot melt carbon fiber
Soaking the gumming device of material includes load maintainer, the doubling machine structure of carbon fiber, the impregnation blooming mechanism of carbon fiber and the carbon of carbon fiber
The rolling-up mechanism of fiber;In the whole technological process of carbon fiber prepreg, the doubling machine structure of carbon fiber is in adding for carbon fiber
The downstream of mounted mechanism, the impregnation blooming mechanism of carbon fiber is in the downstream of the doubling machine structure of carbon fiber, the rolling-up mechanism of carbon fiber
The downstream of the impregnation blooming mechanism in carbon fiber;It is characterized in that:The technique comprises the following steps:
(1), carbon fiber is placed on the creel of load maintainer, and a supporting machinery is installed in the bottom in each yarn group
Electromagnetic brake, then obtains signal so as to control brake by sensor, controls different tension force outputs so that yarn group
Running speed is controlled, so that the scope for controlling the tension force of single yarn group is 100 ± 6N, the mechanical electromagnetic system of each yarn group
Dynamic device be all it is separate,
(2), the carbon fiber material passed over by load maintainer, after first pressure roller is rolled in doubling machine structure,
Enter into out in a groove and uniformly opened silk and then carry out pressure roller shaping, first divided the carbon fiber that load maintainer is exported
Dial, so as to reach required width and thickness, discharge carbon fiber neat in order, it is to make carbon by opening an axle and ceaselessly move
Fiber is uniformly distributed;
(3) carbon fibre material after pressure roller is molded, is transmitted by roller and enters into gumming device, first with impregnation blooming mechanism
In impregnation plate carry out impregnation, cooled down by the coldplate in impregnation blooming mechanism after the completion of impregnation, after the completion of cooling again
It is accurately positioned using the deviation correcting device in impregnation blooming mechanism, is adjusted the station of carbon fibre material, is finally carried out side pressure
Film process;
(4), compressed and transmitted using twice pressure roller by the carbon fibre material after press mold treatment, carbon fibre material is delivered to
Wind-up operation is carried out on creel, motor and V belt translation realize rotation by Scroll, and moving left and right for Scroll is realized by screw mandrel,
Wrapup procedure is realized in this way, by allowing mandrel to move left and right so that film is distorted, can be very good to prevent corrugation
And stickup, five mandrels are had in rolling-up mechanism and are collected simultaneously, the speed of five mandrels is the same, between realized passing with Chain conveyer
It is dynamic, specified speed is reached on mandrel using motor and decelerator in addition, moving left and right for mandrel can be by connecting mandrel
Support and electric machine are placed on guide rail, and moving left and right for whole device is realized by servomotor.
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CN201310340430.3A CN104339669B (en) | 2013-08-06 | 2013-08-06 | A kind of gumming device and gum dipping process based on hot melt carbon fiber prepreg |
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CN104339669B true CN104339669B (en) | 2017-06-27 |
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CN105527988B (en) * | 2016-01-14 | 2018-01-30 | 东北林业大学 | Carbon fiber essence impregnation tension control system and control method |
CN108688007A (en) * | 2017-04-12 | 2018-10-23 | 深圳市泰格尔航天航空科技有限公司 | A kind of two-component resin matrix prepreg Preparation equipment |
CN112824574A (en) * | 2019-11-20 | 2021-05-21 | 南京启复新材料科技有限公司 | Production process of impregnation twisted chopped fiber bundles |
CN113733400B (en) * | 2021-09-08 | 2023-05-16 | 浙江抟原复合材料有限公司 | Dry-process winding prepreg wire preparation equipment and preparation process thereof |
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CN101956306A (en) * | 2010-08-05 | 2011-01-26 | 大连橡胶塑料机械股份有限公司 | Carbon fiber prepreg gum-dipping production line |
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CN102417600A (en) * | 2011-10-08 | 2012-04-18 | 中国科学院山西煤炭化学研究所 | Method for preparing continuous carbon fiber-reinforced thermoplastic resin composite material |
CN202318975U (en) * | 2011-11-23 | 2012-07-11 | 四川航天五源复合材料有限公司 | Basalt fiber composite rib pulling and winding production machine unit |
CN102717518A (en) * | 2012-06-25 | 2012-10-10 | 江苏大学 | Integrated manufacture and testing device and testing method for carbon fiber composite material |
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Patent Citations (5)
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CN101956306A (en) * | 2010-08-05 | 2011-01-26 | 大连橡胶塑料机械股份有限公司 | Carbon fiber prepreg gum-dipping production line |
CN102382317A (en) * | 2011-10-08 | 2012-03-21 | 中国科学院山西煤炭化学研究所 | Method for raising interlayer shearing strength of continuous carbon fiber reinforced composite |
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