CN104339669A - Gum dipping device and technology based on heat fusion method carbon fiber prepreg - Google Patents
Gum dipping device and technology based on heat fusion method carbon fiber prepreg Download PDFInfo
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- CN104339669A CN104339669A CN201310340430.3A CN201310340430A CN104339669A CN 104339669 A CN104339669 A CN 104339669A CN 201310340430 A CN201310340430 A CN 201310340430A CN 104339669 A CN104339669 A CN 104339669A
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- China
- Prior art keywords
- carbon fiber
- impregnation
- gum dipping
- gumming device
- hot melt
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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 invention relates to a gum dipping device and technology based on heat fusion method carbon fiber prepreg. The gum dipping device comprises a carbon fiber loading mechanism, a carbon fiber yarn opening mechanism, a carbon fiber gum dipping film adding mechanism and a carbon fiber winding mechanism. In the whole technological process of the carbon fiber prepreg, the carbon fiber yarn opening mechanism is located at the downstream position of the carbon fiber loading mechanism; the carbon fiber gum dipping film adding mechanism is located at the downstream position of the carbon fiber yarn opening mechanism; and the carbon fiber winding mechanism is located at the downstream position of the carbon fiber gum dipping film adding mechanism. Compared with a traditional gum dipping mode, the yarn opening mechanism is adopted in the gum dipping device and technology to carry out yarn opening, and gum dipping film pressing and shaping winding are carried out through the film adding mechanism and the winding mechanism; a constant tension structure is adopted, and even gum dipping is ensured; compared with a conventional wet process, the gum dipping technology has the beneficial effects of being small in pollution and low in cost; compared with a conventional dry process, the gum dipping technology has the beneficial effect that a rubber surface is flat, even and free of adhesion.
Description
Technical field
The present invention relates to a kind of gumming device and gum dipping process, particularly relate to one to have employed doubling machine structure and carry out Kai Si and carry out impregnation press mold and shaping rolling by blooming mechanism and rolling-up mechanism, adopt identical tension structure, ensure that impregnation is uniformly based on gumming device and the gum dipping process of hot melt carbon fiber prepreg.
Background technology
Prepreg can be directly used in the manufacture of composite product, is widely used in the manufacture of Aero-Space and national defence equipment, particularly properller, wing, fuselage and some important shell structures.The level of application of this material directly reflects a national aerospace industries and defence equipment level.The developed countries such as America and Europe carry out export restrictions and blockade on new techniques to the key equipment of prepreg production application and manufacture for a long time, and domestic this respect development is also slower.
Conventional method dissolves after first resin matrix being heated to certain temperature, fiber successively by unreeling, impregnation, extruding, the operation such as oven dry, last rolling is on mandrel.Conventional processing methods, mainly for the preparation of narrow tape prepreg, requires that the mobility of resin matrix will be got well, is beneficial to impregnation of fibers bundle.The prepreg resin content prepared is low, and product quality cannot ensure, environmental pollution is serious.
Summary of the invention
For the problems referred to above, main purpose of the present invention is that providing one to have employed doubling machine structure carries out Kai Si and carry out impregnation press mold and shaping rolling by blooming mechanism and rolling-up mechanism, adopt identical tension structure, ensure that impregnation is uniformly based on gumming device and the gum dipping process of hot melt carbon fiber prepreg.
The present invention solves above-mentioned technical problem by following technical proposals: a kind of gumming device based on hot melt carbon fiber prepreg, and described gumming device comprises the rolling-up mechanism of the load maintainer of carbon fiber, the doubling machine structure of carbon fiber, the impregnation blooming mechanism of carbon fiber and 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.
In specific embodiments of the invention: described load maintainer comprises five of the carbon fiber material that can load five passages independently creels, a mechanical electromagnetic brake supporting with described creel is installed in the bottom of each creel.
In specific embodiments of the invention: described doubling machine structure comprises pressure roller and Kai Si groove.
In specific embodiments of the invention: described impregnation blooming mechanism comprises roller and gumming device, described gumming device comprises impregnation plate, cooling device and deviation correcting device, cooling device is positioned at the downstream of impregnation plate, and deviation correcting device is positioned at the downstream of cooling device.
In specific embodiments of the invention: described rolling-up mechanism comprises motor and Scroll.
In specific embodiments of the invention: described Scroll comprises five mandrels.
In specific embodiments of the invention: between described impregnation blooming mechanism and rolling-up mechanism, press mold processing mechanism is installed.
Adopt a gum dipping process for the above-mentioned gumming device based on hot melt carbon fiber prepreg, described technique comprises the steps:
(1), carbon fiber is placed on the creel of load maintainer, a supporting mechanical electromagnetic brake is installed in bottom in each yarn group, then signal is obtained thus control brake by sensor, control different tension force to export, the running speed that yarn is rolled into a ball is controlled, thus the scope controlling the tension force of single yarn group is 100 ± 6N, the mechanical electromagnetic brake of each yarn group is separate
(2), by carbon fiber material that load maintainer passes over, after in doubling machine structure, first pressure roller rolls, enter into out in a groove and evenly open silk then to carry out pressure roller shaping, first the carbon fiber that load maintainer exports is allocated, thus reach required width and thickness, carbon fiber is discharged in order neat, it ceaselessly moves by opening an axle carbon fiber is uniformly distributed;
(3), by roller transmit pressure roller shaping after carbon fibre material enter into gumming device, first the impregnation plate in impregnation blooming mechanism is utilized to carry out impregnation, cooled by the coldplate in impregnation blooming mechanism after impregnation completes, the deviation correcting device cooled in rear recycling impregnation blooming mechanism is accurately located, the station of adjustment carbon fibre material, finally carries out upside press mold process;
(4), twice pressure roller is utilized to carry out compressing and transmitting by the carbon fibre material after press mold process, carbon fibre material is delivered on creel and carries out wind-up operation, motor and V belt translation realize rotation by Scroll, moving left and right of Scroll is realized by screw mandrel, realize wrapup procedure in this way, move left and right by allowing mandrel, make film distortion, can well prevent wrinkling and paste, have five mandrels in rolling-up mechanism to collect simultaneously, the speed of five mandrels is the same, between realize with Chain conveyer transmission, motor and decelerator is used to reach on mandrel by the speed of specifying in addition, the support of connecting mandrel and electric machine can be placed on guide rail by moving left and right of mandrel, moving left and right of whole device is realized by servomotor.
Positive progressive effect of the present invention is: a kind of gumming device based on hot melt carbon fiber prepreg provided by the invention has the following advantages with gum dipping process: the present invention is compared with traditional impregnation mode, present invention employs doubling machine structure carry out Kai Si and carry out impregnation press mold and shaping rolling by blooming mechanism and rolling-up mechanism, adopt identical tension structure, guarantee impregnation is even, have than conventional wet processing and pollute the low advantage of few cost, advantage more NA than the dry process tool sticky surface even uniform of routine.
Accompanying drawing explanation
Fig. 1 is the structural representation of the gumming device based on hot melt carbon fiber prepreg provided by the invention.
Detailed description of the invention
Present pre-ferred embodiments is provided, to describe technical scheme of the present invention in detail below in conjunction with accompanying drawing.
Fig. 1 is the structural representation of the gumming device based on hot melt carbon fiber prepreg provided by the invention.
As shown in Figure 1: the gumming device in the present invention comprises the rolling-up mechanism 400 of the load maintainer 100 of carbon fiber, the doubling machine structure 200 of carbon fiber, the impregnation blooming mechanism 300 of carbon fiber and carbon fiber, in the whole technological process of carbon fiber prepreg, the doubling machine structure 200 of carbon fiber is in the downstream of the load maintainer 100 of carbon fiber, the impregnation blooming mechanism 300 of carbon fiber is in the downstream of the doubling machine structure 200 of carbon fiber, and the rolling-up mechanism 400 of carbon fiber is in the downstream of the impregnation blooming mechanism 300 of carbon fiber.
In load maintainer: carbon fiber is placed on the creel of this mechanism, this mechanism one has five independently creels, the carbon fiber material of five passages can be loaded, a supporting mechanical electromagnetic brake is installed in bottom in each yarn group, five angular-rate sensors are placed on five sand group edges respectively, in order to obtain the angular speed that sand group rotates, electric machine controller is fed back to by angular speed, regulate motor speed, thus control brake, then signal is obtained thus control brake by sensor, control different tension force to export, the running speed that yarn is rolled into a ball is controlled, thus the scope controlling the tension force of single yarn group is 100 ± 6N, the mechanical electromagnetic brake of each yarn group is separate, the loaded down with trivial details adjustment process that some operating modes before yarn group or man's activity cause can be avoided completely, the difference of carrying out tension force when using this equipment as requested is only needed to arrange, carry out as required in the course of the work selecting, tension force can be unified like this, and improve production efficiency and quality from very large meaning.
Carbon fiber is placed on the creel of load maintainer, and a supporting mechanical electromagnetic brake is installed in the bottom in each yarn group,
In doubling machine structure: the five bundle carbon fiber materials passed over by load maintainer, after first pressure roller rolls, enter into out in a groove and evenly open silk then to carry out pressure roller shaping, first the carbon fiber that load maintainer exports effectively is allocated, thus reach required width and thickness, carbon fiber is discharged neat in order, it ceaselessly moves by opening an axle carbon fiber is uniformly distributed, after such operation, the extension width of tow is large, and can select width as required.
In impregnation blooming mechanism: the carbon fibre material after shaping by roller transmission pressure roller enters into gumming device, gumming device comprises impregnation plate, cooling device and deviation correcting device, first impregnation plate is utilized to carry out impregnation, cooled by coldplate after impregnation completes, cool rear recycling deviation correcting device accurately to locate, the station of adjustment carbon fibre material, finally carries out upside press mold process.
In rolling-up mechanism: utilize twice pressure roller to carry out compressing and transmitting by the carbon fibre material after press mold process, carbon fibre material is delivered on creel and carries out wind-up operation, motor and V belt translation realize rotation by Scroll, moving left and right of Scroll is realized by screw mandrel, realize wrapup procedure in this way, move left and right by allowing mandrel, make film distortion, can well prevent wrinkling and paste, this mechanism has five mandrels and collects simultaneously, the speed of five mandrels is the same, between realize with Chain conveyer transmission, motor and decelerator is used to reach on mandrel by the speed of specifying in addition, the devices such as the support of connecting mandrel and motor can be placed on guide rail by moving left and right of mandrel, moving left and right of whole device is realized by servomotor.
Prepreg equipment provided by the invention is applicable to the production of thermosetting resin prepreg, a kind of preimpregnation silk can be produced, its Breadth Maximum is 8mm, adopt five synchronous rollings of Scroll, a rolling number is five volumes, have employed the accurate control that temperature sensor carries out gumming device in this process, adopts tension pick-up to carry out tension force on-line monitoring, in immersing glue process, wherein have employed the method for cutter ray to carry out the on-line tracing of gel content, this obtains the intact prepreg of performance to ensure.This is a set of plant that can effectively make and collect prepreg, for winding and placement process provide higher work quality and efficiency.
By the temperature that temperature sensor feedback is returned, detect hot melt adhesive temperature, when temperature is lower than 75 DEG C, heated by heating rod, temperature stops heating higher than when 85 DEG C, ensures that hot melt adhesive temperature is within the scope of 75 ~ 85 DEG C.
The present invention is compared with traditional impregnation mode, present invention employs doubling machine structure carry out Kai Si and carry out impregnation press mold and shaping rolling by blooming mechanism and rolling-up mechanism, adopt identical tension structure, guarantee impregnation is even, have than conventional wet processing and pollute the low advantage of few cost, advantage more NA than the dry process tool sticky surface even uniform of routine.
More than show and describe general principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications; these changes and improvements all fall in the claimed scope of the invention, and application claims protection domain is defined by appending claims and equivalent thereof.
Claims (8)
1. based on a gumming device for hot melt carbon fiber prepreg, it is characterized in that: described gumming device comprises the rolling-up mechanism of the load maintainer of carbon fiber, the doubling machine structure of carbon fiber, the impregnation blooming mechanism of carbon fiber and 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.
2. the gumming device based on hot melt carbon fiber prepreg according to claim 1, it is characterized in that: described load maintainer comprises five of the carbon fiber material that can load five passages independently creels, a mechanical electromagnetic brake supporting with described creel is installed in the bottom of each creel.
3. the gumming device based on hot melt carbon fiber prepreg according to claim 1, is characterized in that: described doubling machine structure comprises pressure roller and Kai Si groove.
4. the gumming device based on hot melt carbon fiber prepreg according to claim 1, it is characterized in that: described impregnation blooming mechanism comprises roller and gumming device, described gumming device comprises impregnation plate, cooling device and deviation correcting device, cooling device is positioned at the downstream of impregnation plate, and deviation correcting device is positioned at the downstream of cooling device.
5. the gumming device based on hot melt carbon fiber prepreg according to claim 1, is characterized in that: described rolling-up mechanism comprises motor and Scroll.
6. the gumming device based on hot melt carbon fiber prepreg according to claim 1, is characterized in that: described Scroll comprises five mandrels.
7. the gumming device based on hot melt carbon fiber prepreg according to claim 1, is characterized in that: be provided with press mold processing mechanism between described impregnation blooming mechanism and rolling-up mechanism.
8. adopt a gum dipping process for the gumming device based on hot melt carbon fiber prepreg according to claim 1, it is characterized in that: described technique comprises the steps:
(1), carbon fiber is placed on the creel of load maintainer, a supporting mechanical electromagnetic brake is installed in bottom in each yarn group, then signal is obtained thus control brake by sensor, control different tension force to export, the running speed that yarn is rolled into a ball is controlled, thus the scope controlling the tension force of single yarn group is 100 ± 6N, the mechanical electromagnetic brake of each yarn group is separate
(2), by carbon fiber material that load maintainer passes over, after in doubling machine structure, first pressure roller rolls, enter into out in a groove and evenly open silk then to carry out pressure roller shaping, first the carbon fiber that load maintainer exports is allocated, thus reach required width and thickness, carbon fiber is discharged in order neat, it ceaselessly moves by opening an axle carbon fiber is uniformly distributed;
(3), by roller transmit pressure roller shaping after carbon fibre material enter into gumming device, first the impregnation plate in impregnation blooming mechanism is utilized to carry out impregnation, cooled by the coldplate in impregnation blooming mechanism after impregnation completes, the deviation correcting device cooled in rear recycling impregnation blooming mechanism is accurately located, the station of adjustment carbon fibre material, finally carries out upside press mold process;
(4), twice pressure roller is utilized to carry out compressing and transmitting by the carbon fibre material after press mold process, carbon fibre material is delivered on creel and carries out wind-up operation, motor and V belt translation realize rotation by Scroll, moving left and right of Scroll is realized by screw mandrel, realize wrapup procedure in this way, move left and right by allowing mandrel, make film distortion, can well prevent wrinkling and paste, have five mandrels in rolling-up mechanism to collect simultaneously, the speed of five mandrels is the same, between realize with Chain conveyer transmission, motor and decelerator is used to reach on mandrel by the speed of specifying in addition, the support of connecting mandrel and electric machine can be placed on guide rail by moving left and right of mandrel, moving left and right of whole device is realized by servomotor.
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| Application Number | Priority Date | Filing Date | Title |
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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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| 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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| CN104339669A true CN104339669A (en) | 2015-02-11 |
| CN104339669B CN104339669B (en) | 2017-06-27 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527988A (en) * | 2016-01-14 | 2016-04-27 | 东北林业大学 | Carbon fiber precise 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 |
| CN113733400A (en) * | 2021-09-08 | 2021-12-03 | 浙江抟原复合材料有限公司 | Dry-method winding pre-impregnated yarn preparation equipment and preparation process thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105527988A (en) * | 2016-01-14 | 2016-04-27 | 东北林业大学 | Carbon fiber precise impregnation tension control system and control method |
| 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 |
| CN113733400A (en) * | 2021-09-08 | 2021-12-03 | 浙江抟原复合材料有限公司 | Dry-method winding pre-impregnated yarn preparation equipment and preparation process thereof |
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| CN104339669B (en) | 2017-06-27 |
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