CN206385337U - A kind of carbon fiber pilot scale starching drying device - Google Patents
A kind of carbon fiber pilot scale starching drying device Download PDFInfo
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- CN206385337U CN206385337U CN201621490105.0U CN201621490105U CN206385337U CN 206385337 U CN206385337 U CN 206385337U CN 201621490105 U CN201621490105 U CN 201621490105U CN 206385337 U CN206385337 U CN 206385337U
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- drying device
- carbon fiber
- starching
- sizing
- drying
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Abstract
The utility model discloses a kind of carbon fiber pilot scale starching drying device, belong to carbon fibre producing facility technical field.The device includes quetsch, and drying device, and drawing-off tow pass through quetsch and the drafting system of drying device.Wherein, quetsch includes sizing roller, and the power set of power, and heat preservation sandwich layer are provided for sizing roller.Drying device includes the drying oven provided with temperature sensor, the gas storage heating tank connected by hot insulated line with drying oven, and the pneumatic control valve connected by air inlet pipe with gas storage heating tank.Pilot scale starching drying device provided by the utility model, the factors such as tow advances in sizing process speed, starching speed, the temperature of drying, gas flow rates can independently be adjusted, the production technology of each rank high-performance carbon fibre can be simulated, it is easy to Collaborative Control whole process, the technical information for being more nearly produce reality can be obtained in the carbon fiber of adjusting process parameter or production different performance different stage.
Description
Technical field
The utility model is related to a kind of carbon fiber pilot scale starching drying device, belongs to carbon fibre producing facility technical field.
Background technology
Carbon fiber is inorganic polymer fiber of the carbon content more than 90%, except the resistance to height with general carbon materials
Beyond the characteristics such as temperature, rub resistance, corrosion-resistant and conductive and heat-conductive, also with the spy such as soft machinability, light weight, specific strength be big
Property, so as to be widely applied to the numerous areas such as military affairs, weaving, sports equipment, chemical industry, medicine equipment and machining.
The preparation process of polyacrylonitrile carbon fiber include polymerizable raw material, turn to spinning, washing, compacting by drying, pre-oxidation,
Charing, starching drying etc..Wherein, starching drying is last procedure in carbon fiber preparation process, and its main purpose is to carry
The performances such as convergence, wearability, the water absorption resistance of high carbon fiber, to improve the processing characteristics of fiber, are easy to application.
The starching drying process of carbon fiber is affected by many factors, and the velocity of rotation of roller, stretching are held during such as starching
The factor such as temperature, flow velocity of gas all can be to the uniformity of fibre bundle starching, the boundling of tow in the intensity held, drying process
Property etc. performance produce influence.When changing production technology and preparing the carbon fiber product of different performance different stage, often need
The technique that starching is dried is adjusted.Although current some existing starching drying equipments in carbon fiber production, this
A little equipment are designed for actual production, with complicated, the features such as specificity is strong, because working condition is relatively fixed, raw
The modification scope for producing conditions and environment influence factor is small, can not meet the requirement of pilot scale regulation and control, meanwhile, if being only simply will
Production equipment reduces, it is also desirable to also accordingly reduce supporting servicing unit, therefore, only can not be produced simply by reducing
Equipment carries out pilot scale.If in addition, to carry out debugging needs to stop whole production line.And some miniature or small-scale tests are used
Slurry drying equipment is differed farther out with production system, and the credible result and reference value for carrying out test adjustment acquisition using it are inclined
It is low.Therefore, a kind of pilot plant simple in construction, being dried with the carbon fiber starching that actual production is more nearly is lacked at present.
Utility model content
To solve during carbon fiber starching drying process is adjusted, debugging cost is high, and influence production is carried out, miniature or small
Type equipment is differed farther out with production, as a result the low problem of reference value, and the utility model provides a kind of carbon fiber pilot scale starching
Drying device, the technical scheme taken is as follows：
A kind of carbon fiber pilot scale starching drying device, the device includes quetsch 2, drying device 3, and drawing-off tow
8 pass through quetsch 2 and the drafting system of drying device 3；
The quetsch 2 includes sizing roller 21, is the power set that sizing roller 21 provides power, and heat preservation sandwich layer
26；
The drying device 3 includes the drying oven 31 provided with temperature sensor 32, passes through hot insulated line 33 and drying oven 31
The gas storage heating tank 34 of connection, and the pneumatic control valve 37 connected by air inlet pipe 35 with gas storage heating tank 34.
Preferably, the starching drying device also includes and drafting system, the actuating unit of sizing roller 21, temperature sensor
32nd, the chain control device 5 of gas storage heating tank 34, pneumatic control valve 38, so as to the tractive force of tow in starching drying process,
Hauling speed, the speed of sizing process, the temperature of sizing agent, the time of starching, drying temperature, the speed of drying, the stream of hot blast
The factors such as speed or parameter carry out Collaborative Control, in order to carry out process optimization to starching drying process.
The control device 5 can be the computer control system for being provided with DCS system and/or PLC system, or other
The existing system that can realize control function.Specific control instruction, those skilled in the art can need and specific according to experiment
Demand is write.
Preferably, the drafting system, is made up of drafting machine I1 and drafting machine II4；Drafting machine I1 and drafting machine II4 are with leading
The power set and control device 5 for stretching roller connection are chain.
It is described chain, can be the electrical connection by forms such as wire, electric wire, data wires；Can also be believed by network
Number etc. form signal link.
Preferably, the heat drying chamber two ends of the drying oven 31 be provided with gas lock 38 so that using it is static dry when pair
Dry air is sealed, it is ensured that the stability of the heat drying cavity temperature of drying oven.
Preferably, the gas lock 38 is labyrinth type gas lock.
Preferably, gas storage heating tank 34, which is connected with one end of pneumatic control valve 37, still manual modulation valve 36.
Preferably, the quetsch 2 includes sizing groove, sizing roller 21, guide roll 24, with sizing roller 21 and guide roll 24
The power set of connection, and it is wrapped in the heat preservation sandwich layer 26 outside sizing groove.
It is highly preferred that respectively having a sizing roller 21 and guide roll 24 in the tow introducing of sizing groove and exit；It is described to lead
Pick-up roll 24 is located at the top of sizing roller 21；The sizing roller 21 is partly or entirely infiltrated in the sizing agent of sizing groove.
It is highly preferred that being provided with the bottom of sizing groove and the inlet 22 that is connected by pipeline with external circulating device and going out liquid
Mouth 23.
It is highly preferred that the inlet 22 is located at sizing groove tow exit；
The liquid outlet 23 is located at sizing groove tow leading-in end.
Preferably, a diameter of 100~200mm of drying chamber of the drying oven 31 of the drying device 3, length be 1.2~
2.5m.Meanwhile, in the outside of drying chamber provided with the heat-insulation layer that thickness is 120~150mm, heat-insulation layer is aluminium silicate wool, to ensure
The temperature completely cut off in production process, it is ensured that temperature is less than 30 DEG C to in-furnace temperature at 120~200 DEG C, but outside road.
Relative to prior art, the beneficial effect that the utility model is obtained is：
Pilot scale starching drying device provided by the utility model, the equipment similarity with actual production is high, and can be only
The precision of the factors such as speed, starching speed, the temperature of drying, the gas flow rates that tow advances in vertical adjustment sizing process,
The production technology of each rank high-performance carbon fibre can be simulated, is easy to Collaborative Control whole process, can be joined in adjusting process
The carbon fiber of number or production different performance different stage obtains the technical information for being more nearly produce reality.Meanwhile, this practicality is new
The device of type can individually carry out the starching drying process of fibre bundle, not interfere with being normally carried out for fiber production.
Pilot scale starching drying equipment provided by the utility model can for accumulation high-performance carbon fibre production technology data and
The offer foundation of industrialization production is provided.Meanwhile, the progress experiment institute band using big scale production equipment and Product Process can be avoided
The high energy consumption come, wastes big, the problem of environmental pollution is serious.
Device provided by the utility model can carry out starching to the carbon fibre tow of 1~10 beam and dry test, and can root
It is adjusted flexibly according to factors such as requirement of experiment.
Brief description of the drawings
Fig. 1 is the structural representation of carbon fiber pilot scale starching drying device in a kind of preferred scheme of the utility model.
In figure：1, drafting machine I；2, quetsch；3, drying device；4, drafting machine II；5, control device；8, tow；21,
Sizing roller；22, inlet；23, liquid outlet；24, guide roll；25, gear-box；26, heat preservation sandwich layer；31, drying oven；32, temperature
Sensor；33, hot insulated line；34, gas storage heating tank；35, air inlet pipe；36, manual modulation valve；37, pneumatic control valve；38, gas
Lock.
Embodiment
The utility model is described in further details below in conjunction with the accompanying drawings, but described further below is not intended as to this practicality
New restriction.
Fig. 1 is the structural representation of carbon fiber pilot scale starching drying device in a kind of preferred scheme of the utility model.From Fig. 1
Understand, the starching drying device is from right to left successively by drafting machine I1, quetsch 2, drying device 3 and drafting machine II4 groups
Into.Wherein, drafting machine I1 is identical with drafting machine II4 setting, is friendship under five roller drafting machines, 5 upper two of draw rolls three
Mistake is set.Be provided with the rear side of draw roll and the power set of power be provided for draw roll, the power set can by motor and its
Reductor and gear-box composition.
Quetsch 2 is that the sizing roller 21 and guide roll 24 in sizing groove with top, are wrapped in respectively by sizing groove
Heat preservation sandwich layer 26 on the outside of sizing groove.Wherein, sizing roller 21 and guide roll 24 are each in the tow leading-in end and exit of sizing groove
One, and the gear-box 25 of the power set with providing power for it of sizing roller 21 and guide roll 24 in the same side is connected.
The bottom of sizing groove is provided with inlet 22 and liquid outlet 23, wherein, inlet 22 is located at tow exit, and liquid outlet 23 is located at silk
The leading-in end of beam 8.Inlet 22 and liquid outlet 23 are connected with the circulatory system of sizing agent.When in use, can make sizing agent along with
The opposite direction flowing of tow direction of advance.
Drying device 3 is mainly by superposed drying oven 31 and constituted positioned at the heating plant for drying furnace bottom.It is dry
Dry stove 31 provided with one along its length or axially through drying chamber, can be provided with gas lock in the both sides of heat drying chamber
38, when using sealing static dry, it can select labyrinth type gas lock and sealed, to prevent drying air from drying chamber both sides
Overflow, it is ensured that dry the stability of cavity temperature.Correspondingly, humid air outlet is set in burner hearth, so as to will be dried
The humid air discharge produced in journey.Gas lock 38 can not also be used, the both sides imported and exported in drying chamber set air to reclaim dress
Put, the gas for reclaiming and producing is siphoned away, in order to recycle.Provided with 3 temperature sensors 32 in drying oven 31, to detect
With the temperature information of diverse location in feedback drying chamber.The bottom of drying oven 31 is heating plant.Gas storage is provided with heating plant
Heating tank 34, is stored and is heated to the air inputted by air inlet pipe 35.Gas storage heating tank 34 by hot insulated line 33 with
Connected in the middle part of the drying chamber of drying oven 31, be that drying oven 31 provides drying source.Air inlet pipe 35 be provided with manual modulation valve 36
With pneumatic control valve 37, in order to which mode manually or automatically controls to enter the air inflow and sky of gas storage heating tank 34
Gas velocity.Gas storage heating tank 34, which is provided with, can control the button of heating, in order to be controlled manually heating-up temperature.Together
When, to prevent the heat of gas storage heating tank 34 from leaking, heat-insulation layer can be also set outside it.Wherein, the drying in drying oven 31
The length of chamber can be set to 2m, a diameter of 150mm, provided with the aluminium silicate wool heat-insulation layer that 130mm is thick outside drying chamber, to ensure stove
The inside and outside temperature difference is constant.When dry cavity temperature reaches 200 DEG C, remain to maintain less than 30 DEG C outside drying chamber.
Control device 5 is additionally provided with this preferred scheme.Control device 5 respectively with drafting machine I1, drafting machine II4 it is dynamic
Force mechanisms, the actuating unit of guide roll 24 and sizing roller 21, the thermoregulation mechanism of heat preservation sandwich layer 26, pneumatic control valve 37, storage
Gas heating tank 34 and temperature sensor 32 carry out chain.So as to realize to the hauling speed of tow 8, starching speed, sizing temperature,
The independent and Collaborative Control of the factors such as drying temperature, dry air amount or dry air flow rates, in order to optimize starching back tender
The technological parameter of skill, adapts to the carbon fiber of the different requirements of production.The control device 5 can be provided with DCS or/and PLC controls
The computer system of system or other existing can realize the control function of above-mentioned control function.As for specific
Control instruction, those skilled in the art can write according to specific requirement of experiment and actual conditions.
Embodiment of the present utility model is described above in association with accompanying drawing, but these explanations can not be understood to
Limit scope of the present utility model.Protection domain of the present utility model is limited by appended claims, any in this reality
All it is protection domain of the present utility model with the change on the basis of new claim.
Claims (10)
1. a kind of carbon fiber pilot scale starching drying device, it is characterised in that including quetsch (2), drying device (3), and
Drawing-off tow (8) passes through quetsch (2) and the drafting system of drying device (3)；
The quetsch (2) includes sizing roller (21), is the power set that sizing roller (21) provides power, and heat preservation sandwich layer
(26)；
The drying device (3) includes the drying oven (31) provided with temperature sensor (32), by hot insulated line (33) with drying
The gas storage heating tank (34) of stove (31) connection, and the pneumatic control valve connected by air inlet pipe (35) with gas storage heating tank (34)
(37)。
2. a kind of carbon fiber pilot scale starching drying device according to claim 1, it is characterised in that also including being filled with drawing-off
Put, the control that the actuating unit of sizing roller (21), temperature sensor (32), gas storage heating tank (34), pneumatic control valve (37) are chain
Device (5) processed.
3. a kind of carbon fiber pilot scale starching drying device according to claim 2, it is characterised in that the drafting system,
It is made up of drafting machine I (1) and drafting machine II (4)；Power set that drafting machine I (1) and drafting machine II (4) are connected with draw roll with
Control device (5) is chain.
4. a kind of carbon fiber pilot scale starching drying device according to claim 1, it is characterised in that the drying oven (31)
Heat drying chamber two ends be provided with gas lock (38).
5. a kind of carbon fiber pilot scale starching drying device according to claim 1, it is characterised in that gas storage heating tank (34)
Being connected with one end of pneumatic control valve (37) still has manual modulation valve (36).
6. a kind of carbon fiber pilot scale starching drying device according to claim 1, it is characterised in that the quetsch
(2) including sizing groove, sizing roller (21), guide roll (24), the power set being connected with sizing roller (21) and guide roll (24), with
And it is wrapped in the heat preservation sandwich layer (26) outside sizing groove.
7. a kind of carbon fiber pilot scale starching drying device according to claim 6, it is characterised in that in the tow of sizing groove
Introduce and exit respectively has a sizing roller (21) and guide roll (24)；The guide roll (24) is located at the upper of sizing roller (21)
Side；The sizing roller (21) is partly or entirely infiltrated in the sizing agent of sizing groove.
8. a kind of carbon fiber pilot scale starching drying device according to claim 6, it is characterised in that in the bottom of sizing groove
Provided with the inlet (22) and liquid outlet (23) with being connected by pipeline with external circulating device.
9. a kind of carbon fiber pilot scale starching drying device according to claim 8, it is characterised in that the inlet (22)
Positioned at sizing groove tow exit；The liquid outlet (23) is located at sizing groove tow leading-in end.
10. a kind of carbon fiber pilot scale starching drying device according to claim 1, it is characterised in that drying device (3)
A diameter of 100~the 200mm of drying chamber of drying oven (31), length is 1.2~2.5m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621490105.0U CN206385337U (en) | 2016-12-30 | 2016-12-30 | A kind of carbon fiber pilot scale starching drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621490105.0U CN206385337U (en) | 2016-12-30 | 2016-12-30 | A kind of carbon fiber pilot scale starching drying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206385337U true CN206385337U (en) | 2017-08-08 |
Family
ID=59491687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621490105.0U Active CN206385337U (en) | 2016-12-30 | 2016-12-30 | A kind of carbon fiber pilot scale starching drying device |
Country Status (1)
| Country | Link |
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| CN (1) | CN206385337U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106637761A (en) * | 2016-12-30 | 2017-05-10 | 哈尔滨天顺化工科技开发有限公司 | Carbon fiber middle sizing drying device |
-
2016
- 2016-12-30 CN CN201621490105.0U patent/CN206385337U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106637761A (en) * | 2016-12-30 | 2017-05-10 | 哈尔滨天顺化工科技开发有限公司 | Carbon fiber middle sizing drying device |
| CN106637761B (en) * | 2016-12-30 | 2023-05-12 | 哈尔滨天顺化工科技开发有限公司 | Carbon fiber pilot sizing drying device |
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