CN207525490U - Carbon fiber sizing device - Google Patents
Carbon fiber sizing device Download PDFInfo
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- CN207525490U CN207525490U CN201721201563.2U CN201721201563U CN207525490U CN 207525490 U CN207525490 U CN 207525490U CN 201721201563 U CN201721201563 U CN 201721201563U CN 207525490 U CN207525490 U CN 207525490U
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- sizing
- starching
- groove
- tank
- sizing groove
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Abstract
The utility model discloses a kind of carbon fiber sizing device, including：Sizing groove is provided with starching immersion roller in the slot of the sizing groove, and starching immersion roller is used for along the length direction of sizing groove importing carbon filament along sizing groove, and sizing groove is equipped with the fluid level transmitter for the liquid level for being used for detecting the sizing liquor in sizing groove；Starching tank, the sizing liquor in the starching tank are pumped into sizing groove by metering pump from the carbon filament inlet of sizing groove；And PLC control modules, the flow of metering pump can be controlled according to the liquid level signal of fluid level transmitter and then can keep in sizing groove being permanent liquid level.The quetsch reduces sizing groove level fluctuation, ensures that sizing liquor even concentration is consistent.
Description
Technical field
The utility model is related to carbon fibre producing facility, more particularly to a kind of carbon fiber sizing device.
Background technology
The carbonisation of carbon fiber be by carbon fibre precursor by pre-oxidation, low-temperature carbonization, high temperature cabonization, surface treatment,
The processes such as starching drying are produced.In carbon fiber production process, have well to obtain carbon fiber product following process
Processing performance, generally require carry out starching processing.The content of starching amount be weigh carbon fiber product quality important indicator it
One.And level fluctuation in sizing groove, sizing liquor density unevenness, with accumulation (or floating) staple fiber in the carry out slot of production and solid
The drawbacks such as body waste can give normal carbon fiber production sizing quality to impact.In existing carbon fiber sizing device, not
It can solve the above problem occurred in production.
The Chinese patent of Publication No. CN103334246A discloses a kind of quetsch of polyacrylonitrile carbon fiber, master
It solves the problems, such as it is sizing liquor uneven concentration, following for sizing liquor is formed with sizing groove with circulating pump and outer loop pipeline
Ring.In practice, the structure of this traditional quetsch often influences the structure change of sizing liquor, immersion godet
Design form can make sizing groove too deep, lead to the excessive unfavorable even concentration of slurry amount.Also, on continuous big flow cycle is unfavorable
The stable structure of slurries.
As described above, in existing carbon fiber sizing device, still remain level fluctuation in sizing groove, on by starching in slot
Liquid density unevenness with accumulation (or floating) drawbacks such as staple fiber and solid waste in the carry out slot of production, gives normal carbon fibre
Dimension production sizing quality impacts.
The information for being disclosed in the background technology part is merely intended to increase the understanding to the general background of the utility model, and
It is not construed as recognizing or implies that information composition has been existing well known to persons skilled in the art in any form
Technology.
Utility model content
The purpose of this utility model is to provide a kind of carbon fiber sizing device, sizing groove level fluctuation is reduced, in guarantee
Concentration of slurry uniformity.
To achieve the above object, the utility model provides a kind of carbon fiber sizing device, including：Sizing groove, the starching
Starching immersion roller is provided in the slot of slot, starching immersion roller is used for along the length direction of sizing groove importing carbon filament in sizing groove,
Sizing groove is equipped with the fluid level transmitter for the liquid level for being used for detecting the sizing liquor in sizing groove；Starching tank, it is upper in the starching tank
Slurries are pumped into sizing groove by metering pump from the carbon filament inlet of sizing groove；And PLC control modules, it can be become according to liquid level
The liquid level signal of device is sent to control the flow of metering pump and then can be kept in sizing groove as permanent liquid level.
Preferably, one end cell wall of sizing groove higher than sizing groove other end cell wall so that other end cell wall formed it is excessive
Head piece is provided with collection lautertuns below overflow port, upper in sizing groove when the flow of metering pump is more than starching consumption
Slurries overflow from overflow port and then take the floating material in sizing groove out of sizing groove.
Preferably, lautertuns is collected to connect with starching tank by filter.
Preferably, the bottom of sizing groove is equipped with return duct, and return duct is connected by filter with starching tank.
Preferably, the carbon filament inlet of sizing groove is equipped with starching distribution pipe, and the sizing liquor in starching tank is distributed by starching
Pipe is flowed into sizing groove.
Preferably, setting agitating device in starching tank.
Preferably, the tank body of starching tank is equipped with insulating layer.
Preferably, starching tank is connected with storage tank.
Preferably, feed flow regulating valve is equipped in the connecting pipeline of starching tank and storage tank.
Compared with prior art, the utility model has the advantages that：The carbon fiber sizing device can be effective
Ensure the level stability of sizing liquor in sizing groove, ensure the stable structure of sizing liquor, ensure the uniform of sizing liquor concentration in slot, and
And can in time remove the staple fiber of accumulation in slot (or floating) and solid waste out of sizing groove, ensure carbon fiber product
Starching figureofmerit qualification is stablized.
Description of the drawings
Fig. 1 is the schematic diagram of carbon fiber sizing device according to the present utility model.
Specific embodiment
Below in conjunction with the accompanying drawings, specific embodiment of the present utility model is described in detail, it is to be understood that this practicality
Novel protection domain is not restricted by specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " comprising " or its change
It changes such as "comprising" or " including " etc. and will be understood to comprise stated element or component, and do not exclude other members
Part or other component parts.
As shown in Figure 1, according to a kind of carbon fiber sizing device of specific embodiment of the present invention, including sizing groove 3,
Starching immersion roller 2 is provided in starching tank 12 and PLC control modules 7, the wherein slot of sizing groove 3, starching immersion roller 2 is used for will
Carbon filament is imported along the length direction of sizing groove 3 in sizing groove 3, and sizing groove 3, which is equipped with, is used for detecting the sizing liquor in sizing groove 3
The fluid level transmitter 6 of liquid level, the sizing liquor in starching tank 12 are pumped into starching by metering pump 11 from the carbon filament inlet of sizing groove 3
Slot 3, PLC control modules 7 can control the flow of metering pump 11 according to the liquid level signal of fluid level transmitter 6 and then can keep
It is permanent liquid level in stock tank 3.
In said program, by addition setting starching tank 12, mould is controlled with reference to fluid level transmitter 6, metering pump 11 and PLC
The sizing liquor of starching tank 12 can be as required pumped into sizing groove 3 by block 7, and then make up starching consumption to keep starching
Constant liquid level in slot 3, metering pump 11 can be measured by the frequency for the electric motor frequency converter 10 for adjusting metering pump 11 to change
The flow of pump 11.New slurries are injected by metering pump 11, the rotation for immersing roller feeds silk to the shearing force and carbon fiber of slurries
Kinetic friction force, the practical undercurrent that a sizing liquor is formd in sizing groove, as schemed shown in A, the presence of undercurrent can be in direction
Improve even concentration of the sizing liquor in sizing groove 3.It is this to be run without cycle, non-overflow, permanent liquid automatic control, it is suitable for
Solid waste and short fine few, carbon fiber production highly stable stage in slot.In addition, the front and rear process that carbon filament comes in and goes out passes through guide roll 1
It realizes.
As a kind of preferred embodiment, one end cell wall of sizing groove 3 is higher than the other end cell wall of sizing groove 3 so that another
One end cell wall forms overflow port, is provided with below overflow port and collects lautertuns 5, when the flow of metering pump 11 is consumed more than starching
During amount, the sizing liquor in sizing groove 3 overflows from overflow port and then takes the floating material in sizing groove 3 out of sizing groove.As one kind
Preferred embodiment, sizing groove 3 can take two kinds of methods of operation：One kind is the operation of overflow-type perseverance liquid level, and system has cycle
It measures, the sizing liquor overflow flow direction in sizing groove collects lautertuns, facilitates the removing of solid waste and short fibre in slot.Another is that nothing is followed
Ring, non-overflow, the operation of permanent liquid automatic control, suitable for solid waste in slot and it is short it is fine less, carbon fiber produce the highly stable stage.
Two ways can be detected with switch operating, no cycle non-overflow perseverance liquid automatic control method of operation using fluid level transmitter
Liquid level in stock tank changes the flow of metering pump by adjusting the electric motor frequency converter frequency of metering pump, keeps in sizing groove
Constant liquid level it is constant.When in sizing groove without solid waste, staple fiber, in order to keep the stable structure of sizing liquor, then exist
This method of operation is opened on the host computer of PLC control system.On the one hand the overflow-type perseverance liquid level method of operation ensures starching in slot
The concentration of liquid reaches unanimity, and on the one hand can take the solid waste of the staple fiber of the floating in sizing groove, deposited bottom out of
Stock tank, and pass through filter and remove it from constant part.The sizing liquor overflowed, can be with after filter filters
Again pumping circulation is to sizing groove.Overflow circulating amount can be adjusted according to technique needs by the flow for changing metering pump 11
Section.When sizing groove is in the overflow-type perseverance liquid level method of operation, the rotating speed of frequency converter 10 is manually set in host computer, at this time starching amount
More than starching consumption, the sizing liquor supply amount having more is flowed by the form of overflow and collects lautertuns 5.Sizing liquor spillway discharge
In the presence of increasing the slurries flowing velocity in sizing groove 3, improve the uniformity of slurries.
As a kind of preferred embodiment, collect lautertuns 5 and connected by filter 9 with starching tank 12.In the present solution, filtering
Device 9 generally uses accurate filter, it is ensured that into the purity of the sizing liquor of starching tank 12.
As a kind of preferred embodiment, the bottom of sizing groove 3 is equipped with return duct, and return duct passes through filter 9 and starching tank
12 connections.In the present solution, manual ball valve 8 can be accessed in return duct, when production line parking and quetsch to be cleaned, pass through
Manual ball valve 8 etc. is operated, the sizing liquor in sizing groove 3 is filtered by filter 9 back in starching tank 12.
As a kind of preferred embodiment, the carbon filament inlet of sizing groove 3 is equipped with starching distribution pipe 4, upper in starching tank 12
Slurries are flowed by starching distribution pipe 4 in sizing groove.Starching distribution pipe 4 is according to the width direction reasonable Arrangement of groove body, metering pump
11 sizing liquors pumped out are all uniformly distributed from starching distribution pipe 4 to sizing groove 3.
As a kind of preferred embodiment, agitating device 13 is set in starching tank 12.
As a kind of preferred embodiment, the tank body of starching tank 12 is equipped with insulating layer 17.
As a kind of preferred embodiment, starching tank 12 is connected with storage tank.
As a kind of preferred embodiment, feed flow regulating valve 14 is equipped in the connecting pipeline of starching tank and storage tank.This programme
In, the liquid level of starching tank 12 realizes constant liquis position control by fluid level transmitter 16, PLC control modules 15 and feed flow regulating valve 14.
To sum up, the carbon fiber sizing device of the present embodiment can effectively ensure the level stability of sizing liquor in sizing groove,
Ensure the stable structure of sizing liquor, ensure the uniform of sizing liquor concentration in slot, and can in time will accumulation (or floating) in slot
Staple fiber and solid waste removed out of sizing groove, ensure carbon fiber product starching figureofmerit qualification stablize.
The description of the aforementioned specific exemplary embodiment to the utility model is in order to illustrate and illustration purpose.These
Description is not wishing to the utility model is defined to disclosed precise forms, and it will be apparent that according to the above instruction, can carry out
Many change and variations.The purpose of selecting and describing the exemplary embodiment is that explain the specific principle of the utility model
And its practical application, so that those skilled in the art can realize and utilize a variety of different examples of the utility model
Property embodiment and various chooses and changes.The scope of the utility model is intended to by claims and its waits similar shapes
Formula is limited.
Claims (9)
1. a kind of carbon fiber sizing device, which is characterized in that including：
Sizing groove, is provided with starching immersion roller in the slot of the sizing groove, and the starching immersion roller is used for carbon filament along the starching
The length direction of slot is imported in the sizing groove, and the sizing groove is equipped with the liquid for being used for detecting the sizing liquor in the sizing groove
The fluid level transmitter of position；
Starching tank, the sizing liquor in the starching tank are pumped into the starching by metering pump from the carbon filament inlet of the sizing groove
Slot；And
PLC control modules can control the flow and then energy of the metering pump according to the liquid level signal of the fluid level transmitter
It enough keeps in the sizing groove as permanent liquid level.
2. carbon fiber sizing device according to claim 1, which is characterized in that one end cell wall of the sizing groove is higher than institute
The other end cell wall of sizing groove is stated so that the other end cell wall forms overflow port, is provided with receipts below the overflow port
Collect lautertuns, when the flow of the metering pump is more than starching consumption, sizing liquor in the sizing groove is from the overflow port
It overflows and then takes the floating material in the sizing groove out of the sizing groove.
3. carbon fiber sizing device according to claim 2, which is characterized in that it is described collection lautertuns by filter with
The starching tank connection.
4. carbon fiber sizing device according to claim 3, which is characterized in that the bottom of the sizing groove is equipped with reflux
Pipe, the return duct are connected by the filter with the starching tank.
5. carbon fiber sizing device according to claim 1, which is characterized in that the carbon filament inlet of the sizing groove is equipped with
Starching distribution pipe, the sizing liquor in the starching tank pass through the starching distribution pipe and flow into the sizing groove.
6. carbon fiber sizing device according to claim 1, which is characterized in that setting agitating device in the starching tank.
7. carbon fiber sizing device according to claim 1, which is characterized in that the tank body of the starching tank, which is equipped with, to be protected
Warm layer.
8. carbon fiber sizing device according to claim 1, which is characterized in that the starching tank is connected with storage tank.
9. carbon fiber sizing device according to claim 8, which is characterized in that the communicating pipe of the starching tank and storage tank
Feed flow regulating valve is equipped in road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721201563.2U CN207525490U (en) | 2017-09-19 | 2017-09-19 | Carbon fiber sizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721201563.2U CN207525490U (en) | 2017-09-19 | 2017-09-19 | Carbon fiber sizing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207525490U true CN207525490U (en) | 2018-06-22 |
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ID=62568877
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721201563.2U Active CN207525490U (en) | 2017-09-19 | 2017-09-19 | Carbon fiber sizing device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114592298A (en) * | 2022-01-27 | 2022-06-07 | 浙江华江科技股份有限公司 | Glue applying and dipping device |
| CN115354464A (en) * | 2022-08-11 | 2022-11-18 | 河南光远新材料股份有限公司 | Automatic slurry circulation production process for improving electronic grade glass fiber yarn sizing machine |
| CN115404609A (en) * | 2022-08-18 | 2022-11-29 | 中国科学院宁波材料技术与工程研究所 | Carbon fiber sizing equipment and control method |
| CN116695356A (en) * | 2023-06-08 | 2023-09-05 | 新创碳谷集团有限公司 | Sizing system of fiber production line and control method thereof |
-
2017
- 2017-09-19 CN CN201721201563.2U patent/CN207525490U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114592298A (en) * | 2022-01-27 | 2022-06-07 | 浙江华江科技股份有限公司 | Glue applying and dipping device |
| CN115354464A (en) * | 2022-08-11 | 2022-11-18 | 河南光远新材料股份有限公司 | Automatic slurry circulation production process for improving electronic grade glass fiber yarn sizing machine |
| CN115404609A (en) * | 2022-08-18 | 2022-11-29 | 中国科学院宁波材料技术与工程研究所 | Carbon fiber sizing equipment and control method |
| CN115404609B (en) * | 2022-08-18 | 2024-01-02 | 中国科学院宁波材料技术与工程研究所 | Carbon fiber sizing equipment and control method |
| CN116695356A (en) * | 2023-06-08 | 2023-09-05 | 新创碳谷集团有限公司 | Sizing system of fiber production line and control method thereof |
| CN116695356B (en) * | 2023-06-08 | 2023-11-03 | 新创碳谷集团有限公司 | Sizing system of fiber production line and control method thereof |
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Effective date of registration: 20190221 Granted publication date: 20180622 |
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