CN215856478U - Spinneret plate and composite spinneret plate assembly - Google Patents
Spinneret plate and composite spinneret plate assembly Download PDFInfo
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- CN215856478U CN215856478U CN202121463398.4U CN202121463398U CN215856478U CN 215856478 U CN215856478 U CN 215856478U CN 202121463398 U CN202121463398 U CN 202121463398U CN 215856478 U CN215856478 U CN 215856478U
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- 239000002131 composite material Substances 0.000 title claims abstract description 34
- 239000000463 material Substances 0.000 claims description 141
- 239000000835 fiber Substances 0.000 abstract description 14
- 210000004177 elastic tissue Anatomy 0.000 abstract description 12
- 238000009987 spinning Methods 0.000 abstract description 11
- 239000012209 synthetic fiber Substances 0.000 description 2
- 229920002994 synthetic fiber Polymers 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The utility model discloses a spinneret plate and a composite spinneret plate assembly, wherein a first semicircular feeding groove and a second semicircular feeding groove which are adjacently arranged are arranged on the spinneret plate at intervals along the circumferential direction, cylindrical guide holes are formed in the bottoms of the first semicircular feeding groove and the second semicircular feeding groove, the bottoms of the cylindrical guide holes are tapered in diameter, cylindrical spinneret holes are formed in the bottoms of the tapered in diameter, a first component is fed into the first semicircular feeding groove, a second component is fed into the second semicircular feeding groove, the first component and the second component enter the cylindrical guide holes simultaneously after entering the two semicircular feeding grooves, and are sprayed out of the spinneret holes along the tapered in diameter. The utility model realizes the composite fiber with the round section of the monofilament, thereby ensuring the spinnability of the produced elastic fiber in the subsequent spinning on the basis of producing the elastic fiber.
Description
Technical Field
The utility model relates to the technical field of spinning devices, in particular to a spinneret plate and a composite spinneret plate assembly.
Background
The spinneret plate is used for extruding fiber bundles by spraying spinning melt through spinneret orifices on the spinneret plate, and is an important device for ensuring spinning quality. The shape and arrangement of the spinneret orifices are different, and the shape and performance of spinning are directly influenced.
In the prior art, in order to improve spinning performance and combine the performance of different component materials, different composite spinneret plates appear, for example, the publication number CN104195655A discloses a composite spinneret plate, the cross section of a monofilament of a synthetic fiber produced by the composite spinneret plate is in a straight shape in one circle, and in an e shape in the other circle; for example, publication No. CN202755112U discloses a composite spinneret plate, which produces synthetic fibers having a well-shaped and cross-shaped structure inside; or the cross section of the monofilament is double-circular, a contraction part is formed at the joint between the double circles, and the like.
Therefore, the spinneret plates with different structures can form composite fibers with different internal structures, the composite fibers with different internal structures have different performances, and the structure of the spinneret plate needs to be designed differently to obtain the composite fibers with different performances.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving, at least to some extent, one of the technical problems in the art described above. Therefore, one of the objectives of the present invention is to provide a spinneret plate to realize a composite fiber with a round monofilament cross section, so as to ensure the spinnability of the produced elastic fiber in the subsequent spinning on the basis of the production of the elastic fiber.
Another object of the present invention is to provide a composite spinneret plate assembly.
In order to achieve the above object, in a first aspect of the present invention, a spinneret plate is provided, where the spinneret plate is provided with a first semicircular feeding groove and a second semicircular feeding groove which are adjacently arranged at an interval along a circumferential direction, the bottoms of the first semicircular feeding groove and the second semicircular feeding groove are provided with cylindrical guide holes, the bottoms of the cylindrical guide holes are tapered, the tapered bottom is provided with a cylindrical spinneret orifice, the first semicircular feeding groove is used for feeding a first component, the second semicircular feeding groove is used for feeding a second component, and the first component and the second component enter the two semicircular feeding grooves at the same time and are ejected from the spinneret orifice along the tapered diameter.
According to the spinneret plate provided by the embodiment of the utility model, when the composite fiber is produced, the first component flows into the first semicircular feeding groove of the spinneret plate; the second component flows into the second semicircular feeding groove of the spinneret plate, and the first component and the second component enter the two semicircular feeding grooves and simultaneously enter the cylindrical guide hole and are sprayed out from the spinneret hole along the conical reducing, so that the composite fiber with the round monofilament section is realized, and the spinnability of the produced elastic fiber in the back spinning can be ensured on the basis of producing the elastic fiber.
In addition, the spinneret plate provided in the above embodiment of the present invention may further have the following additional technical features:
optionally, the diameter of each spinneret orifice is 0.15-0.3 mm, the length of each spinneret orifice is 0.3-0.9 mm, and the length-diameter ratio is 2-3 times.
In order to achieve the above object, an embodiment of the present invention provides a composite spinneret plate assembly, including a first distribution plate, a second distribution plate, a third distribution plate, and a spinneret plate, which are sequentially stacked;
the first distribution plate is provided with first feeding holes corresponding to the first component materials and second feeding holes corresponding to the second component materials at intervals along the circumferential direction;
a circle of first material passing grooves are formed in the second distribution plate at intervals along the radial direction, the first material passing grooves are communicated with the first material inlet holes, and first material passing holes are formed in the bottom of the first material passing grooves at intervals; a second material passing groove is arranged between the first material passing grooves, the second material passing groove is communicated with the second material inlet hole, and second material passing holes are arranged at the bottom of the second material passing groove at intervals;
the third distribution plate is provided with first material receiving grooves at intervals along the circumferential direction, the first material receiving grooves are communicated with the first material passing holes, and the bottom of the third distribution plate is provided with first material receiving holes at intervals; a second material receiving groove is arranged between the first material receiving grooves, the second material receiving groove is communicated with the second material passing hole, and second material receiving holes are arranged at the bottom of the second material receiving groove at intervals;
the spinneret is equipped with first semicircle feeding recess and second semicircle feeding recess of adjacent overall arrangement along the circumferencial direction interval, first semicircle feeding recess with first material hole intercommunication that connects, second semicircle feeding recess with the second connects material hole intercommunication, the bottom of first semicircle feeding recess and second semicircle feeding recess is equipped with the cylinder guide hole, cylinder guide hole bottom is the toper undergauge, toper undergauge bottom is equipped with cylindrical spinneret orifice, the first component of first semicircle feeding recess feeding, second semicircle feeding recess feeding second component, after first component and second component got into two semicircle feeding recesses, got into simultaneously in the cylinder guide hole, and follow the toper undergauge follows the spinneret orifice blowout.
According to the composite spinneret plate assembly disclosed by the embodiment of the utility model, when composite fibers are produced, a first component enters a first material passing groove of a second distribution plate through a first feeding hole of a first distribution plate, then flows into a first material receiving groove of a third distribution plate through a first material passing hole of the first material passing groove, and then flows into a first semicircular feeding groove of a spinneret plate through a first material receiving hole of the first material receiving groove; the second component enters a second material passing groove of the second distribution plate through a second material passing hole of the first distribution plate, then flows into a second material receiving groove of the third distribution plate through a second material passing hole of the second material passing groove, then flows into a second semicircular feeding groove of the spinneret plate through a second material receiving hole of the second material receiving groove, and after entering the two semicircular feeding grooves, the first component and the second component simultaneously enter the cylindrical guide holes and are ejected from the spinneret hole along the conical reducing hole, so that the composite fiber with the circular monofilament section is realized, and the spinnability of the produced elastic fiber in the back spinning can be ensured on the basis of producing the elastic fiber.
In addition, the composite spinneret plate assembly provided by the above embodiment of the present invention may further have the following additional technical features:
optionally, the diameter of each spinneret orifice is 0.15-0.3 mm, the length of each spinneret orifice is 0.3-0.9 mm, and the length-diameter ratio is 2-3 times.
Optionally, the first distribution plate is provided with first inner grooves along the axial direction, and the bottoms of the first inner grooves are provided with the first feeding holes at intervals;
and a second inner groove is formed in the middle of the first distribution plate, and second feeding holes are formed in the periphery of the second inner groove at intervals.
Specifically, the second inner groove is convexly arranged in the middle and gradually sinks towards the periphery.
Specifically, the second inlet openings are obliquely arranged towards the first inlet openings.
Optionally, in the first material passing holes arranged at intervals in different first material passing grooves in the second distribution plate, the first material passing holes positioned in the same sequence from outside to inside are positioned on the same circumference, and in the second material passing holes arranged at intervals in different second material passing grooves, the second material passing holes positioned in the same sequence from outside to inside are positioned on the same circumference, and the circumferences where the first material passing holes are positioned and the second material passing holes are positioned have different radiuses.
Specifically, the length of the first material passing groove is greater than that of the second material passing groove, and the number of first material passing holes arranged in each first material passing groove is greater than that of second material passing holes arranged in each second material passing groove.
Optionally, each first material receiving groove of the third distribution plate is arranged intermittently along the circumferential direction, and two first material receiving holes are respectively arranged in each intermittent groove.
Drawings
FIG. 1 is a schematic view of a first distributor plate according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a second distribution plate according to an embodiment of the present invention;
FIG. 2a is a cross-sectional view of a second distributor plate according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a third distribution plate according to an embodiment of the present invention;
FIG. 3a is a cross-sectional view of a third distribution plate according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a spinneret plate according to an embodiment of the present invention;
fig. 4a is a schematic view of the structure of the spinneret orifice of the spinneret plate according to an embodiment of the present invention.
Description of the reference symbols
First distribution plate 1 first inlet opening 11
Second inlet openings 12 first inner grooves 13
Second inner groove 14 second distributor plate 2
First material passing groove 21 and first material passing hole 211
Second material passing groove 22 and second material passing hole 221
Third distribution plate 3 first receiving trough 31
First material receiving hole 311 and second material receiving groove 32
Second receiving hole 321 spinneret plate 4
First semicircular feed groove 41 and second semicircular feed groove 42
And a spinneret orifice 45.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
As shown in fig. 4 to 4a, in the spinneret plate according to the embodiment of the present invention, the first semicircular feeding groove 41 and the second semicircular feeding groove 42 are disposed at intervals along the circumferential direction of the spinneret plate 4, the bottom of the first semicircular feeding groove 41 and the bottom of the second semicircular feeding groove 42 are provided with the cylindrical guide holes 43, the bottom of the cylindrical guide holes 43 is provided with the tapered reducing holes 44, the bottom of the tapered reducing holes 44 is provided with the cylindrical spinneret holes 45, the first semicircular feeding groove 41 feeds the first component, the second semicircular feeding groove 42 feeds the second component, and the first component and the second component enter the cylindrical guide holes 43 and are ejected from the spinneret holes 45 along the tapered reducing holes 44 after entering the two semicircular feeding grooves.
Optionally, the diameter of the spinneret orifice 45 is 0.15-0.3 mm, the length of the spinneret orifice is 0.3-0.9 mm, and the length-diameter ratio is 2-3 times.
According to the spinneret plate disclosed by the embodiment of the utility model, when composite fibers are produced, a first component flows into a first semicircular feeding groove of the spinneret plate; the second component flows into the second semicircular feeding groove of the spinneret plate, and the first component and the second component enter the two semicircular feeding grooves and simultaneously enter the cylindrical guide hole and are sprayed out from the spinneret hole along the conical reducing, so that the composite fiber with the round monofilament section is realized, and the spinnability of the produced elastic fiber in the back spinning can be ensured on the basis of producing the elastic fiber.
As shown in fig. 1 to 4a, a composite spinneret plate assembly according to an embodiment of the present invention includes a first distribution plate 1, a second distribution plate 2, a third distribution plate 3, and a spinneret plate 4, which are sequentially stacked.
As shown in fig. 1, the first distribution plate 1 is provided with first inlet holes 11 corresponding to the first component material and second inlet holes 12 corresponding to the second component material at intervals along the circumferential direction.
Optionally, the first distribution plate 1 is provided with first inner grooves 13 along the axial direction, and the bottoms of the first inner grooves 13 are provided with first feeding holes 11 at intervals. A second inner groove 14 is formed in the middle of the first distribution plate 1, and second feeding holes 12 are formed in the periphery of the second inner groove 14 at intervals. Specifically, the second inner groove 14 is convex in the middle and gradually sinks towards the periphery, and the second feeding holes 12 are located at the periphery of the second inner groove 14, which is sunk, so that feeding flow is facilitated. Specifically, the second inlet hole 12 is obliquely arranged toward the first inlet hole.
As shown in fig. 2 and 2a, the second distribution plate 2 is provided with a circle of first material passing grooves 21 at intervals along the radial direction, the first material passing grooves 21 are communicated with the first material inlet holes 11, and the bottom is provided with first material passing holes 211 at intervals; the second material passing groove 22 is arranged between the first material passing grooves 21, the second material passing groove 22 is communicated with the second material inlet hole 12, and the second material passing holes 221 are arranged at the bottom at intervals.
Optionally, in the first material passing holes 211 arranged at intervals in the first material passing grooves 21 of the second distribution plate 2, the first material passing holes 211 in the same order from outside to inside are located on the same circumference, and in the second material passing holes 221 arranged at intervals in the second material passing grooves 22, the second material passing holes 221 in the same order from outside to inside are located on the same circumference, and the circumference where the first material passing holes 211 are located and the circumference where the second material passing holes 221 are located have different radii.
Specifically, the length of the first material passing groove 21 is greater than that of the second material passing groove 22, and the number of the first material passing holes 211 arranged in each first material passing groove 21 is greater than that of the second material passing holes 221 arranged in each second material passing groove 22. As shown in fig. 2, the number of the first material passing holes 211 provided in each first material passing groove 21 is eight, and the number of the second material passing holes 221 provided in each second material passing groove 22 is seven.
As shown in fig. 3 and 3a, the third distributing plate 3 is provided with first receiving slots 31 at intervals along the circumferential direction, the first receiving slots 31 are communicated with the first material passing holes 211, and the bottom is provided with first material receiving holes 311 at intervals; the second material receiving groove 32 is arranged between the first material receiving grooves 31, the second material receiving groove 32 is communicated with the second material passing hole 221, and the second material receiving holes 321 are arranged at the bottom at intervals.
Alternatively, each first material receiving groove 31 of the third distribution plate 3 is intermittently arranged along the circumferential direction, and two first material receiving holes 311 are respectively arranged in each intermittent groove.
As shown in fig. 4 and 4a, the spinneret plate 4 is provided with a first semicircular feeding groove 41 and a second semicircular feeding groove 42 which are adjacently arranged along the circumferential direction at intervals, the first semicircular feeding groove 41 is communicated with the first material receiving hole 311, the second semicircular feeding groove 42 is communicated with the second material receiving hole 321, the bottoms of the first semicircular feeding groove 41 and the second semicircular feeding groove 42 are provided with cylindrical guide holes 43, the bottom of the cylindrical guide hole 43 is a tapered reducing 44, the bottom of the tapered reducing 44 is provided with a cylindrical spinneret hole 45, the first semicircular feeding groove 41 is used for feeding a first component, the second semicircular feeding groove 42 is used for feeding a second component, and the first component and the second component enter the cylindrical guide holes 43 simultaneously after entering the two semicircular feeding grooves and are ejected from the spinneret hole 45 along the tapered reducing 44.
Optionally, the diameter of the spinneret orifice 45 is 0.15-0.3 mm, the length of the spinneret orifice is 0.3-0.9 mm, and the length-diameter ratio is 2-3 times.
According to the composite spinneret plate assembly disclosed by the embodiment of the utility model, when composite fibers are produced, a first component enters a first material passing groove of a second distribution plate through a first feeding hole of a first distribution plate, then flows into a first material receiving groove of a third distribution plate through a first material passing hole of the first material passing groove, and then flows into a first semicircular feeding groove of a spinneret plate through a first material receiving hole of the first material receiving groove; the second component enters a second material passing groove of the second distribution plate through a second material passing hole of the first distribution plate, then flows into a second material receiving groove of the third distribution plate through a second material passing hole of the second material passing groove, then flows into a second semicircular feeding groove of the spinneret plate through a second material receiving hole of the second material receiving groove, and after entering the two semicircular feeding grooves, the first component and the second component simultaneously enter the cylindrical guide holes and are ejected from the spinneret hole along the conical reducing hole, so that the composite fiber with the circular monofilament section is realized, and the spinnability of the produced elastic fiber in the back spinning can be ensured on the basis of producing the elastic fiber.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. The utility model provides a spinneret, its characterized in that, the spinneret is equipped with first semicircle feeding recess and second semicircle feeding recess of adjacent overall arrangement along the circumferencial direction interval, the bottom of first semicircle feeding recess and second semicircle feeding recess is equipped with the cylinder guide hole, cylinder guide hole bottom is the toper undergauge, toper undergauge bottom is equipped with cylindrical spinneret orifice, the first component of first semicircle feeding recess feeding, second semicircle feeding recess feeding second component, and after first component and second component got into two semicircle feeding recesses, get into simultaneously among the cylinder guide hole, and follow the toper undergauge follows the spinneret orifice blowout.
2. The spinneret plate according to claim 1, wherein the diameter of the spinneret hole is 0.15-0.3 mm, the length of the spinneret hole is 0.3-0.9 mm, and the length-diameter ratio is 2-3 times.
3. A composite spinneret plate assembly is characterized by comprising a first distribution plate, a second distribution plate, a third distribution plate and a spinneret plate which are sequentially stacked;
the first distribution plate is provided with first feeding holes corresponding to the first component materials and second feeding holes corresponding to the second component materials at intervals along the circumferential direction;
a circle of first material passing grooves are formed in the second distribution plate at intervals along the radial direction, the first material passing grooves are communicated with the first material inlet holes, and first material passing holes are formed in the bottom of the first material passing grooves at intervals; a second material passing groove is arranged between the first material passing grooves, the second material passing groove is communicated with the second material inlet hole, and second material passing holes are arranged at the bottom of the second material passing groove at intervals;
the third distribution plate is provided with first material receiving grooves at intervals along the circumferential direction, the first material receiving grooves are communicated with the first material passing holes, and the bottom of the third distribution plate is provided with first material receiving holes at intervals; a second material receiving groove is arranged between the first material receiving grooves, the second material receiving groove is communicated with the second material passing hole, and second material receiving holes are arranged at the bottom of the second material receiving groove at intervals;
the spinneret is equipped with first semicircle feeding recess and second semicircle feeding recess of adjacent overall arrangement along the circumferencial direction interval, first semicircle feeding recess with first material hole intercommunication that connects, second semicircle feeding recess with the second connects material hole intercommunication, the bottom of first semicircle feeding recess and second semicircle feeding recess is equipped with the cylinder guide hole, cylinder guide hole bottom is the toper undergauge, toper undergauge bottom is equipped with cylindrical spinneret orifice, the first component of first semicircle feeding recess feeding, second semicircle feeding recess feeding second component, after first component and second component got into two semicircle feeding recesses, got into simultaneously in the cylinder guide hole, and follow the toper undergauge follows the spinneret orifice blowout.
4. The composite spinneret plate assembly according to claim 3 wherein the diameter of the spinneret holes is 0.15-0.3 mm, the length of the spinneret holes is 0.3-0.9 mm, and the aspect ratio is 2-3 times.
5. The composite spinneret plate assembly according to claim 3 wherein said first distribution plate is axially provided with first inner recesses, said first feed holes being spaced from the bottom of said first inner recesses; and a second inner groove is formed in the middle of the first distribution plate, and second feeding holes are formed in the periphery of the second inner groove at intervals.
6. The composite spinneret plate assembly according to claim 5 wherein said second inner recesses are convex in the middle and gradually concave toward the periphery.
7. The composite spinneret plate assembly according to claim 5 wherein said second feed openings are inclined toward said first feed openings.
8. The composite spinneret plate assembly according to claim 3, wherein the first through holes in the second distribution plate, which are spaced from each other in different first through slots, are located on the same circumference from outside to inside in the same order, and the second through holes in the second distribution plate, which are spaced from each other in the same order from outside to inside in the same circumference, are located on the same circumference, and the circumference on which the first through holes are located and the circumference on which the second through holes are located have different radii.
9. The spinneret assembly according to claim 8 wherein said first through channels have a length greater than a length of said second through channels, and wherein the number of first through holes provided in each first through channel is greater than the number of second through holes provided in each second through channel.
10. The composite spinneret plate assembly according to claim 3 wherein each of said first receiving slots of said third distribution plate is circumferentially intermittently disposed, and wherein two of said first receiving holes are disposed in each of said intermittently disposed slots.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121463398.4U CN215856478U (en) | 2021-06-29 | 2021-06-29 | Spinneret plate and composite spinneret plate assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121463398.4U CN215856478U (en) | 2021-06-29 | 2021-06-29 | Spinneret plate and composite spinneret plate assembly |
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| Publication Number | Publication Date |
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| CN215856478U true CN215856478U (en) | 2022-02-18 |
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| CN202121463398.4U Active CN215856478U (en) | 2021-06-29 | 2021-06-29 | Spinneret plate and composite spinneret plate assembly |
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| CN (1) | CN215856478U (en) |
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