CN209816351U - High-pressure spinning device for producing nano-carbon PE/PET composite fibers - Google Patents
High-pressure spinning device for producing nano-carbon PE/PET composite fibers Download PDFInfo
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- CN209816351U CN209816351U CN201920189304.5U CN201920189304U CN209816351U CN 209816351 U CN209816351 U CN 209816351U CN 201920189304 U CN201920189304 U CN 201920189304U CN 209816351 U CN209816351 U CN 209816351U
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- spinneret
- pressurizing cylinder
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- spinning device
- pet composite
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Abstract
The utility model provides a nanocarbon PE/PET composite fiber production is with high pressure spout a silk device. The utility model discloses a spinneret of being connected with screw extruder, a set of spinneret orifice has on the spinneret, every the spinneret connect an internal diameter with the cavity that the spinneret orifice is the same spouts the spinneret pole, spinneret bottom be provided with a pressure cylinder, pressure cylinder upper portion with spinneret sealing connection, the bottom plate of pressure cylinder is provided with a set of through-hole, it passes to spout the spinneret pole the through-hole and with the through-hole is coaxial, the internal diameter of through-hole does 1.2-1.5 times of spinneret external diameter make spout the spinneret pole with form the clearance between the through-hole, hot-blast main is connected through the force (forcing) pump to one side of pressure cylinder. The utility model discloses can once spout the silk shaping, avoid the tensile equipment investment of secondary, simplify the technology, reduce equipment and manufacturing cost.
Description
The technical field is as follows:
the utility model relates to a nanocarbon PE PET composite fiber production is with high pressure spout a silk device belongs to fibre production facility technical field.
Background art:
the PE/PET composite fiber is one kind of non-woven fabric material, is prepared with PE and PET as main material and through spinning with spinneret plate, and has the advantages of polyester, including high elasticity, high modulus, stiff texture, low PE melting point, high flowability and easy adhesion. The carbon nanofibers have high strength and Young modulus, good electric conductivity, heat conductivity and thermal stability, excellent surface size effect and the like, so the carbon nanofibers are greatly concerned by people; one important use of the carbon nanofibers is to improve mechanical properties, which can achieve the same reinforcing effect as continuous carbon fibers, but at a price only equivalent to glass fibers.
The plastic composite material prepared by blending the PET, the PTT and the carbon nanofibers can make up for the deficiencies in performance, and has excellent properties of molding processing, impact resistance, high-temperature heat aging resistance, chemical medicine resistance and the like. Therefore, the PET/PTT/nano carbon fiber has good application effect and application field and has good practical value.
In the spinning process, the polymer has high body viscosity, the conventional spinning equipment is difficult to form yarns with uniform and continuous thickness, the conventional spinning equipment mainly adopts spinning and then adopts a drafting machine set to perform secondary stretching, the process is complex, and the equipment investment cost is high.
The invention content is as follows:
the utility model aims at the problem that above-mentioned exists provides a nanocarbon PE PET composite fiber production is with high pressure spout a device, once spouts a shaping, avoids the tensile equipment investment of secondary, has simplified technology, has reduced equipment and manufacturing cost.
The above purpose is realized by the following technical scheme:
a high-pressure spinning device for producing nanocarbon PE/PET composite fibers comprises a spinneret plate connected with a screw extruder, wherein a group of spinneret holes are formed in the spinneret plate, each spinneret hole is connected with a hollow spinneret rod with the same inner diameter as the spinneret hole, a pressurizing cylinder is arranged at the bottom of the spinneret plate, the upper portion of the pressurizing cylinder is hermetically connected with the spinneret plate, a group of through holes are formed in a bottom plate of the pressurizing cylinder, the spinneret rods penetrate through the through holes and are coaxial with the through holes, the inner diameter of each through hole is 1.2-1.5 times of the outer diameter of each spinneret rod, so that a gap is formed between each spinneret rod and each through hole, and one side of each pressurizing cylinder is connected with a hot air pipeline through a pressurizing pump.
The high-pressure spinning device for producing the nanocarbon PE/PET composite fibers is characterized in that a sealing ring is arranged between the upper part of the pressurizing cylinder and the spinneret plate.
The high-pressure spinning device for producing the nanocarbon PE/PET composite fibers is characterized in that the thickness of the bottom plate of the pressurizing cylinder is not less than 5 cm.
The high-pressure spinning device for producing the nanocarbon PE/PET composite fibers is arranged below the vertical line of the through holes.
The high-pressure spinning device for producing the nanocarbon PE/PET composite fibers is characterized in that the pressurizing cylinder and a bottom plate of the pressurizing cylinder are integrally formed.
Has the advantages that:
1. the utility model discloses a set up a pressurization section of thick bamboo for spout in the through-hole of pressurization section of thick bamboo bottom from the pressurization after the hot-blast entering pressurization section of thick bamboo, the through-hole plays the effect of direction, and the vertical blowing downwards of high-pressure hot-blast is drawn to the filament that does not condense that comes out from spinning pole just, only needs install a pressurization section of thick bamboo additional, once spouts the line shaping, avoids the tensile equipment investment of secondary, has simplified technology, has reduced equipment and manufacturing cost.
2. The utility model discloses can reform transform current silk equipment, simple structure is with low costs.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
In the figure 1, a screw extruder; 2. a spinneret plate; 3. a spinneret orifice; 4. a hollow spray screw rod; 5. a pressurizing cylinder; 6. a base plate; 7. a through hole; 8. a pressure pump; 9. a hot air pipeline.
The specific implementation mode is as follows:
example 1:
as shown in fig. 1: the high-pressure spinning device for producing the nanocarbon PE/PET composite fiber comprises a spinneret plate 2 connected with a screw extruder 1, wherein a group of spinneret holes 3 are formed in the spinneret plate, each spinneret hole is connected with a hollow spinneret rod 4 with the same inner diameter as the spinneret hole, a pressurizing cylinder 5 is arranged at the bottom of the spinneret plate, the upper part of the pressurizing cylinder is hermetically connected with the spinneret plate, a bottom plate 6 of the pressurizing cylinder is provided with a group of through holes 7, the spinneret rods penetrate through the through holes and are coaxial with the through holes, the inner diameter of each through hole is 1.2-1.5 times of the outer diameter of each spinneret rod, so that a gap is formed between each spinneret rod and each through hole, and one side of each pressurizing cylinder is connected with a hot air pipeline 9 through a pressurizing pump 8.
In the high-pressure spinning device for producing the nanocarbon PE/PET composite fiber, a sealing ring is arranged between the upper part of the pressurizing cylinder and the spinneret plate.
In the high-pressure spinning device for producing the nanocarbon PE/PET composite fibers, the thickness of the bottom plate of the pressurizing cylinder is not less than 5 cm.
In the high-pressure spinning device for producing the nanocarbon PE/PET composite fibers, the through holes are arranged below a vertical line.
In the high-pressure spinning device for producing the nanocarbon PE/PET composite fiber, the pressurizing cylinder and the bottom plate of the pressurizing cylinder are integrally formed.
The working process is as follows:
the material comes out from the spinneret orifice and enters the spinneret rod under the action of the screw extruder, high-pressure hot air enters the pressurizing cylinder and then is sprayed out from the through hole at the bottom of the pressurizing cylinder, the through hole plays a guiding role, the high-pressure hot air is sprayed vertically downwards to lift the uncondensed filaments which just come out from the spinneret rod, only one pressurizing cylinder needs to be additionally arranged, the primary spinneret forming is carried out, the equipment investment of secondary stretching is avoided, the process is simplified, and the equipment and the production cost are reduced.
The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the technical means, but also comprises the technical scheme consisting of the equivalent replacement of the technical features. The present invention is not to be considered as the best thing, and belongs to the common general knowledge of the technicians in the field.
Claims (5)
1. The high-pressure spinning device for producing the nanocarbon PE/PET composite fibers comprises a spinneret plate connected with a screw extruder, wherein the spinneret plate is provided with a group of spinneret orifices, and the high-pressure spinning device is characterized in that: each spinneret orifice is connected with a hollow spinneret rod with the inner diameter being the same as that of the spinneret orifice, a pressurizing cylinder is arranged at the bottom of the spinneret plate, the upper part of the pressurizing cylinder is hermetically connected with the spinneret plate, a group of through holes are formed in the bottom plate of the pressurizing cylinder, the spinneret rod penetrates through the through holes and is coaxial with the through holes, the inner diameter of each through hole is 1.2-1.5 times of the outer diameter of the spinneret rod, so that a gap is formed between the spinneret rod and the through holes, and one side of the pressurizing cylinder is connected with a hot air pipeline through a pressurizing pump.
2. The high-pressure spinning device for producing the nanocarbon PE/PET composite fibers according to claim 1, which is characterized in that: and a sealing ring is arranged between the upper part of the pressurizing cylinder and the spinneret plate.
3. The high-pressure spinning device for producing the nanocarbon PE/PET composite fibers according to claim 1, which is characterized in that: the thickness of the bottom plate of the pressurizing cylinder is not less than 5 cm.
4. The high-pressure spinning device for producing the nanocarbon PE/PET composite fibers according to claim 1, which is characterized in that: the through holes are arranged below the vertical line.
5. The high-pressure spinning device for producing the nanocarbon PE/PET composite fibers according to claim 1, which is characterized in that: the pressurizing cylinder and the bottom plate of the pressurizing cylinder are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920189304.5U CN209816351U (en) | 2019-02-11 | 2019-02-11 | High-pressure spinning device for producing nano-carbon PE/PET composite fibers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920189304.5U CN209816351U (en) | 2019-02-11 | 2019-02-11 | High-pressure spinning device for producing nano-carbon PE/PET composite fibers |
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| Publication Number | Publication Date |
|---|---|
| CN209816351U true CN209816351U (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920189304.5U Active CN209816351U (en) | 2019-02-11 | 2019-02-11 | High-pressure spinning device for producing nano-carbon PE/PET composite fibers |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113718353A (en) * | 2021-08-16 | 2021-11-30 | 界首市三宝宏达制线有限公司 | Spinning device and method for spinning |
| CN115478329A (en) * | 2022-09-15 | 2022-12-16 | 海安县恒业制丝有限公司 | Spinning assembly based on solution spinning technology, spinning equipment and processing method thereof |
-
2019
- 2019-02-11 CN CN201920189304.5U patent/CN209816351U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113718353A (en) * | 2021-08-16 | 2021-11-30 | 界首市三宝宏达制线有限公司 | Spinning device and method for spinning |
| CN115478329A (en) * | 2022-09-15 | 2022-12-16 | 海安县恒业制丝有限公司 | Spinning assembly based on solution spinning technology, spinning equipment and processing method thereof |
| CN115478329B (en) * | 2022-09-15 | 2023-11-07 | 海安县恒业制丝有限公司 | Spinning component and spinning equipment based on solution spinning technology and processing method thereof |
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