CN220485906U - Wet spinning device - Google Patents
Wet spinning device Download PDFInfo
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- CN220485906U CN220485906U CN202321841149.3U CN202321841149U CN220485906U CN 220485906 U CN220485906 U CN 220485906U CN 202321841149 U CN202321841149 U CN 202321841149U CN 220485906 U CN220485906 U CN 220485906U
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- liquid
- coagulation
- solidification
- godet
- cavity
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- 238000002166 wet spinning Methods 0.000 title claims abstract description 29
- 239000007788 liquid Substances 0.000 claims abstract description 161
- 238000007711 solidification Methods 0.000 claims abstract description 99
- 230000008023 solidification Effects 0.000 claims abstract description 99
- 230000015271 coagulation Effects 0.000 claims abstract description 86
- 238000005345 coagulation Methods 0.000 claims abstract description 86
- 230000001112 coagulating effect Effects 0.000 claims abstract description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 51
- 238000009434 installation Methods 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 3
- 239000011550 stock solution Substances 0.000 abstract description 8
- 238000009987 spinning Methods 0.000 abstract description 6
- 239000012535 impurity Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 6
- 238000004804 winding Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000004760 aramid Substances 0.000 description 2
- 229920003235 aromatic polyamide Polymers 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- GEYOCULIXLDCMW-UHFFFAOYSA-N 1,2-phenylenediamine Chemical compound NC1=CC=CC=C1N GEYOCULIXLDCMW-UHFFFAOYSA-N 0.000 description 1
- 229920006231 aramid fiber Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- FYXKZNLBZKRYSS-UHFFFAOYSA-N benzene-1,2-dicarbonyl chloride Chemical compound ClC(=O)C1=CC=CC=C1C(Cl)=O FYXKZNLBZKRYSS-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002798 polar solvent Substances 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Landscapes
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The utility model discloses a wet spinning device which comprises a spinneret, a first coagulation pipe, a first coagulation cavity, a first liquid supply device, a first lower godet and a first upper godet; the spinneret, the first solidification pipe and the first solidification cavity are arranged at intervals from top to bottom; the hollow part of the first solidification pipe is a first channel which is vertically arranged, and the first liquid supply device is used for feeding solidification liquid A into the first channel; the first solidification cavity is internally stored with solidification liquid B; the first lower godet is positioned in the coagulating liquid B and is used for guiding the tows to vertically enter the coagulating liquid B; the first upper godet is located outside coagulation liquid B for guiding the tow away from coagulation liquid B. The device has simple structure, can separate impurities in the coagulating liquid from spinning under the premise of not influencing normal coagulation of the trickle of the stock solution, and has strong practicability.
Description
Technical Field
The utility model relates to the technical field of spinning equipment, in particular to a wet spinning device.
Background
The production process of the aramid fiber mainly comprises two steps of preparation of an aramid polymer and spinning of the polymer. The raw materials for aramid polycondensation are phthaloyl chloride and phenylenediamine, the polycondensate generated is dissolved in a polar solvent and spun by a dry method or a wet method, and for wet spinning, the principle is that a stock solution trickle sprayed at high speed is solidified and formed in a coagulating liquid; if prior art (CN 216192905U) discloses a novel wet spinning machine, relates to the weaving equipment field, and it can remain impurity and cracked spinning to aim at solving in the coagulating liquid, its technical scheme main points are: the device comprises a spinneret, a coagulation box and a winding drum, wherein flowing coagulation liquid is arranged in the coagulation box, the spinneret is fixedly connected to the side wall of the coagulation box far away from the winding drum, and the discharging direction of the spinneret is opposite to the flowing direction of the coagulation liquid; the utility model can recycle the coagulating liquid, is relatively economical and environment-friendly, and can effectively remove impurities in the coagulating liquid and spin in the circulating process, thereby improving the product quality; however, in the utility model, the moving direction of the coagulating liquid is opposite to the spraying direction of the stock solution, so that the stock solution is subjected to resistance when trickling, the coagulating effect of the tows is affected, and meanwhile, the tows horizontally move in the coagulating box, so that the tows are easily dropped under the influence of gravity and are rubbed with the bottom of the coagulating box, and the forming quality is not facilitated.
In view of the above drawbacks of the prior art, it is necessary to further improve the device to make it more practical to meet the practical use.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides a wet spinning device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a wet spinning device comprises a spinneret, a first coagulation tube, a first coagulation cavity, a first liquid supply device, a first lower godet and a first upper godet;
the spinneret, the first solidification pipe and the first solidification cavity are arranged at intervals from top to bottom;
the hollow part of the first solidification pipe is a first channel which is vertically arranged, and the first liquid supply device is used for feeding solidification liquid A into the first channel;
the first solidification cavity is internally stored with solidification liquid B;
the first lower godet is positioned in the coagulating liquid B and is used for guiding the tows to vertically enter the coagulating liquid B;
the first upper godet is located outside coagulation liquid B for guiding the tow away from coagulation liquid B.
As a preferable technical scheme:
the wet spinning device further comprises a second solidification pipe, a second solidification cavity, a second liquid supply device, a second lower godet and a second upper godet;
the first upper godet, the second coagulation tube and the second coagulation cavity are arranged at intervals from top to bottom;
the hollow part of the second solidification pipe is a second channel which is vertically arranged, and the second liquid supply device is used for feeding solidification liquid C into the second channel;
the second solidification cavity is internally stored with solidification liquid D;
the second lower godet is positioned in the coagulating liquid D and is used for guiding the tows to vertically enter the coagulating liquid D;
the second upper godet is located outside the coagulation liquid D for guiding the tow away from the coagulation liquid D.
The wet spinning device further comprises a third solidification pipe, a third solidification cavity, a third liquid supply device, a third lower godet and a third upper godet;
the second upper godet, the third coagulation tube and the third coagulation cavity are arranged at intervals from top to bottom;
the hollow part of the third solidification pipe is a third channel which is vertically arranged, and the third liquid supply device is used for sending solidification liquid E into the third channel;
the third solidification cavity is internally stored with solidification liquid F;
the third lower godet is positioned in the coagulating liquid F and is used for guiding the tows to vertically enter the coagulating liquid F;
the third upper godet is positioned outside the coagulation liquid F and is used to guide the tow away from the coagulation liquid F.
The wet spinning device comprises a first liquid supply device, a second liquid supply device and a liquid discharge device, wherein the first liquid supply device consists of a first liquid guide pipe, a first water pump and a first liquid outlet pipe; a filter screen is arranged in the first liquid outlet pipe;
the second liquid supply device consists of a second liquid guide pipe, a second water pump and a second liquid outlet pipe; a filter screen is arranged in the second liquid outlet pipe;
the third liquid supply device consists of a third liquid guide pipe, a third water pump and a third liquid outlet pipe; a filter screen is arranged in the third liquid outlet pipe;
the first liquid outlet pipe is connected with the third solidification cavity and the water inlet of the first water pump at the same time, and the first liquid guide pipe is connected with the first channel and the water outlet of the first water pump at the same time;
the second liquid outlet pipe is connected with the first solidification cavity and the water inlet of the second water pump at the same time, and the second liquid guide pipe is connected with the second channel and the water outlet of the second water pump at the same time;
the third liquid outlet pipe is connected with the second solidification cavity and the water inlet of the third water pump at the same time, and the third liquid guide pipe is connected with the third channel and the water outlet of the third water pump at the same time.
According to the wet spinning device, the first lower godet, the second lower godet, the third lower godet, the first upper godet, the second upper godet and the third upper godet are horizontally arranged along the front-back direction and can rotate around the central shaft of the wet spinning device.
According to the wet spinning device, the first coagulation pipe, the second coagulation pipe and the third coagulation pipe are arranged at the same installation height and are sequentially arranged at intervals from left to right; the first solidification cavity, the second solidification cavity and the third solidification cavity are sequentially arranged at intervals from left to right; the first lower godet, the second lower godet and the third lower godet are arranged at the same mounting height and are sequentially arranged at intervals from left to right; the first upper godet and the second upper godet are identical in installation height and are sequentially arranged at intervals from left to right.
In the wet spinning device, the first coagulation chamber, the second coagulation chamber and the third coagulation chamber are arranged in the same coagulation tank and are separated from each other by the partition plate.
According to the wet spinning device, two ends of the first lower godet, the second lower godet and the third lower godet are rotatably connected with the inner wall of the coagulation tank through the bearings.
The beneficial effects are that:
the wet spinning device is provided with the vertically arranged solidification pipes, so that the moving direction and the gravity direction of the tows are consistent when the tows are solidified, friction with the solidification pipes in the falling process of the tows is avoided, and the solidification effect of the tows is ensured;
the coagulating tank of the wet spinning device is internally provided with the coagulating cavities with the same quantity as the coagulating pipes, so that normal coagulation of the stock solution trickles is not influenced, simultaneously, the coagulating liquid flowing out of the coagulating pipes falls into the coagulating cavities and is sent back into the coagulating pipes again after being filtered by the filter screen, impurities in the coagulating liquid can be separated from spinning, the coagulating liquid flowing in each coagulating pipe is ensured to be free of impurities and spinning, the forming quality of the silk bundles is ensured, and the wet spinning device is high in practicability.
Drawings
FIG. 1 is a schematic view of the overall structure of the device of the present utility model;
FIG. 2 is a schematic perspective view of the device of the present utility model;
FIG. 3 is a schematic top view of the coagulation bath and separator of the present utility model;
wherein, 1-coagulating basin, 201-first lower godet, 202-second lower godet, 203-third lower godet, 301-first upper godet, 302-second upper godet, 303-third upper godet, 4-first coagulating tube, 5-second coagulating tube, 6-third coagulating tube, 701-first catheter, 702-second catheter, 703-third catheter, 8-baffle, 9-first coagulating chamber, 10-second coagulating chamber, 11-third coagulating chamber, 1201-first liquid outlet tube, 1202-second liquid outlet tube, 1203-third liquid outlet tube, 13-spinneret.
Detailed Description
The utility model is further described below in conjunction with the detailed description. It is to be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model; furthermore, it should be understood that the terms "upper," "lower," "left," "right," "horizontal," and the like are used for convenience in describing the present utility model and simplifying the description based on the orientation or positional relationship shown in fig. 1, and do not denote or imply that the devices or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Various changes and modifications to the present utility model may be made by one skilled in the art after reading the teachings of the present utility model, and such equivalents fall within the scope of the present application as defined in the appended claims.
A wet spinning device, as shown in fig. 1 to 3, comprises a spinneret 13, a first coagulation tube 4, a first coagulation chamber 9, a first liquid supply device, a first lower godet 201, a first upper godet 301, a second coagulation tube 5, a second coagulation chamber 10, a second liquid supply device, a second lower godet 202, a second upper godet 302, a third coagulation tube 6, a third coagulation chamber 11, a third liquid supply device, a third lower godet 203, and a third upper godet 303;
as shown in fig. 1, the spinneret 13, the first coagulation tube 4 and the first coagulation chamber 9 are arranged at intervals from top to bottom;
the first upper godet 301, the second coagulation tube 5 and the second coagulation chamber 10 are arranged at intervals from top to bottom;
the second upper godet 302, the third coagulation tube 6 and the third coagulation chamber 11 are arranged at intervals from top to bottom;
the hollow part of the first solidification pipe 4 is a first channel which is vertically arranged, the hollow part of the second solidification pipe 5 is a second channel which is vertically arranged, and the hollow part of the third solidification pipe 6 is a third channel which is vertically arranged; the first solidification pipe 4, the second solidification pipe 5 and the third solidification pipe 6 are arranged at the same installation height and are sequentially arranged at intervals from left to right;
as shown in fig. 1 and 2, the first coagulation chamber 9, the second coagulation chamber 10 and the third coagulation chamber 11 are arranged in the same coagulation tank 1 and are sequentially arranged at intervals from left to right, and are separated from each other by a partition plate 8; the first solidification cavity 9 stores solidification liquid B, the second solidification cavity 10 stores solidification liquid D, and the third solidification cavity 11 stores solidification liquid F;
the first liquid supply device consists of a first liquid guide tube 701, a first water pump and a first liquid outlet pipe 1201, the first liquid outlet pipe 1201 is simultaneously connected with the third solidification cavity 11 and the water inlet of the first water pump, and the first liquid guide tube 701 is simultaneously connected with the first channel and the water outlet of the first water pump; a filter screen is arranged in the first liquid outlet pipe 1201;
the second liquid supply device consists of a second liquid guide tube 702, a second water pump and a second liquid outlet tube 1202, wherein the second liquid outlet tube 1202 is simultaneously connected with the first solidification cavity 9 and the water inlet of the second water pump, and the second liquid guide tube 702 is simultaneously connected with the second channel and the water outlet of the second water pump; a filter screen is arranged in the second liquid outlet pipe 1202;
the third liquid supply device consists of a third liquid guide tube 703, a third water pump and a third liquid outlet tube 1203, wherein the third liquid outlet tube 1203 is simultaneously connected with the second solidification cavity 10 and the water inlet of the third water pump, and the third liquid guide tube 703 is simultaneously connected with the third channel and the water outlet of the third water pump; a filter screen is arranged in the third liquid outlet pipe 1203;
as shown in fig. 1 and 3, the first lower godet 201, the second lower godet 202, and the third lower godet 203 are horizontally arranged in the front-rear direction, and both ends are rotatably connected with the inner wall of the coagulation tank 1 by one bearing; the first upper godet 301, the second upper godet 302, and the third upper godet 303 are horizontally arranged in the front-rear direction and rotatable about their own central axes; the first lower godet 201, the second lower godet 202 and the third lower godet 203 are arranged at the same mounting height and are sequentially arranged at intervals from left to right; the first upper godet 301 and the second upper godet 302 are installed at the same height and are sequentially arranged at intervals from left to right;
the first lower godet 201 is positioned in the coagulation liquid B for guiding the tow vertically into the coagulation liquid B; the first upper godet 301 is positioned outside the coagulation liquid B for guiding the tow away from the coagulation liquid B;
the second lower godet 202 is positioned in the coagulation liquid D for guiding the tow vertically into the coagulation liquid D; the second upper godet 302 is positioned outside the coagulation liquid D for guiding the tow away from the coagulation liquid D;
the third lower godet 203 is positioned in the coagulation liquid F for guiding the tow vertically into the coagulation liquid F; a third upper godet 303 is positioned outside coagulation liquid F for guiding the tow away from coagulation liquid F.
The specific operation process of the wet spinning device is as follows:
before solidification is started, a proper amount of solidification liquid is injected into the third solidification cavity 11, and after the first water pump is electrified and operated, the solidification liquid in the third solidification cavity 11 can be pumped into the first solidification pipe 4 through the first liquid outlet pipe 1201 and the first liquid guide pipe 701;
the solidification liquid in the first solidification pipe 4 falls into the first solidification cavity 9, and after the second water pump is electrified and operated, the solidification liquid in the first solidification cavity 9 can be pumped into the second solidification pipe 5 through the second liquid outlet pipe 1202 and the second liquid guide pipe 702;
the solidification liquid falling from the second solidification pipe 5 falls into the second solidification cavity 10, after the third water pump is electrified and operated, the solidification liquid in the second solidification cavity 10 can be pumped into the third solidification pipe 6 through the third liquid outlet pipe 1203 and the third liquid guide pipe 703, and the solidification liquid falling from the third solidification pipe 6 falls into the third solidification cavity 11, so that the circulation of the solidification liquid in the whole device is completed;
in the solidification process, the spinneret 13 sprays a stock solution trickle, the stock solution trickle vertically passes through the first solidification pipe 4, and when solidification solution flows down from the first solidification pipe 4, a vertical water column is formed, so that the stock solution trickle can be primarily solidified;
secondly, guiding the preliminarily solidified tows through a first solidification cavity 9 by a first lower godet 201 and a first upper godet 301, and penetrating into a second solidification pipe 5;
thirdly, the coagulating liquid flows in the second coagulating pipe 5 to form a water column for secondary coagulation of the filament bundle, and then passes through the second coagulating cavity 10 and then penetrates into the third coagulating pipe 6 through the guidance of the second lower godet 202 and the second upper godet 302;
fourthly, the solidification liquid flows in the third solidification pipe 6 to form a water column to solidify the filament bundle again, so that the molding quality of the filament bundle is ensured, and then the filament bundle passes through the third solidification cavity 11 through the guidance of the third lower godet 203 and the third upper godet 303;
and fifthly, guiding the tows to a winding roller, so that winding operation can be performed on the solidified tows.
Although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. The wet spinning device is characterized by comprising a spinneret, a first coagulation tube, a first coagulation cavity, a first liquid supply device, a first lower godet and a first upper godet;
the spinneret, the first solidification pipe and the first solidification cavity are arranged at intervals from top to bottom;
the hollow part of the first solidification pipe is a first channel which is vertically arranged, and the first liquid supply device is used for feeding solidification liquid A into the first channel;
the first solidification cavity is internally stored with solidification liquid B;
the first lower godet is positioned in the coagulating liquid B and is used for guiding the tows to vertically enter the coagulating liquid B;
the first upper godet is located outside coagulation liquid B for guiding the tow away from coagulation liquid B.
2. The wet spinning apparatus of claim 1, further comprising a second coagulation tube, a second coagulation chamber, a second liquid supply, a second lower godet, and a second upper godet;
the first upper godet, the second coagulation tube and the second coagulation cavity are arranged at intervals from top to bottom;
the hollow part of the second solidification pipe is a second channel which is vertically arranged, and the second liquid supply device is used for feeding solidification liquid C into the second channel;
the second solidification cavity is internally stored with solidification liquid D;
the second lower godet is positioned in the coagulating liquid D and is used for guiding the tows to vertically enter the coagulating liquid D;
the second upper godet is located outside the coagulation liquid D for guiding the tow away from the coagulation liquid D.
3. A wet spinning apparatus according to claim 2, further comprising a third coagulation tube, a third coagulation chamber, a third liquid supply means, a third lower godet and a third upper godet;
the second upper godet, the third coagulation tube and the third coagulation cavity are arranged at intervals from top to bottom;
the hollow part of the third solidification pipe is a third channel which is vertically arranged, and the third liquid supply device is used for sending solidification liquid E into the third channel;
the third solidification cavity is internally stored with solidification liquid F;
the third lower godet is positioned in the coagulating liquid F and is used for guiding the tows to vertically enter the coagulating liquid F;
the third upper godet is positioned outside the coagulation liquid F and is used to guide the tow away from the coagulation liquid F.
4. A wet spinning apparatus according to claim 3, wherein the first liquid supply means comprises a first liquid conduit, a first water pump and a first liquid outlet pipe; a filter screen is arranged in the first liquid outlet pipe;
the second liquid supply device consists of a second liquid guide pipe, a second water pump and a second liquid outlet pipe; a filter screen is arranged in the second liquid outlet pipe;
the third liquid supply device consists of a third liquid guide pipe, a third water pump and a third liquid outlet pipe; a filter screen is arranged in the third liquid outlet pipe;
the first liquid outlet pipe is connected with the third solidification cavity and the water inlet of the first water pump at the same time, and the first liquid guide pipe is connected with the first channel and the water outlet of the first water pump at the same time;
the second liquid outlet pipe is connected with the first solidification cavity and the water inlet of the second water pump at the same time, and the second liquid guide pipe is connected with the second channel and the water outlet of the second water pump at the same time;
the third liquid outlet pipe is connected with the second solidification cavity and the water inlet of the third water pump at the same time, and the third liquid guide pipe is connected with the third channel and the water outlet of the third water pump at the same time.
5. A wet spinning apparatus according to claim 3, wherein the first lower godet, the second lower godet, the third lower godet, the first upper godet, the second upper godet and the third upper godet are each horizontally disposed in the front-rear direction and rotatable about their own central axes.
6. The wet spinning device according to claim 5, wherein the first coagulation tube, the second coagulation tube and the third coagulation tube are arranged at the same mounting height and are sequentially arranged at intervals from left to right; the first solidification cavity, the second solidification cavity and the third solidification cavity are sequentially arranged at intervals from left to right; the first lower godet, the second lower godet and the third lower godet are arranged at the same mounting height and are sequentially arranged at intervals from left to right; the first upper godet and the second upper godet are identical in installation height and are sequentially arranged at intervals from left to right.
7. A wet spinning apparatus according to claim 6, wherein the first coagulation chamber, the second coagulation chamber and the third coagulation chamber are disposed in the same coagulation tank and are separated from each other by a partition plate.
8. The wet spinning device according to claim 7, wherein two ends of the first lower godet, the second lower godet and the third lower godet are rotatably connected with the inner wall of the coagulation tank through a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321841149.3U CN220485906U (en) | 2023-07-13 | 2023-07-13 | Wet spinning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321841149.3U CN220485906U (en) | 2023-07-13 | 2023-07-13 | Wet spinning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220485906U true CN220485906U (en) | 2024-02-13 |
Family
ID=89836292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321841149.3U Active CN220485906U (en) | 2023-07-13 | 2023-07-13 | Wet spinning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220485906U (en) |
-
2023
- 2023-07-13 CN CN202321841149.3U patent/CN220485906U/en active Active
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