CN211999999U - Hollow gear section fiber spinneret plate - Google Patents
Hollow gear section fiber spinneret plate Download PDFInfo
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- CN211999999U CN211999999U CN202020341026.3U CN202020341026U CN211999999U CN 211999999 U CN211999999 U CN 211999999U CN 202020341026 U CN202020341026 U CN 202020341026U CN 211999999 U CN211999999 U CN 211999999U
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Abstract
The utility model relates to a cavity gear cross-section fibre spinneret, including the spinneret body, be equipped with a plurality of spinneret orifices on the spinneret body, the spinneret orifice includes feed port, punishment in advance passageway and the discharge opening that from the top down communicates in proper order, the discharge opening include a plurality of rectangular shape through-holes, the extension line of the axis of each rectangular shape through-hole is handed in a bit, and the contained angle homogeneous phase between two arbitrary adjacent rectangular shape through-holes is the same. In the process of spinning by adopting the fiber spinneret plate with the gear section, the strip-shaped through hole of each spinneret hole ejects strip-shaped fibers, the strip-shaped fibers are firstly bonded with each other to form monofilaments with the sections in the shape of the gear, and the centers of the monofilaments form a hollow structure, so that finally formed silks are fluffy, have the feeling of fuzz and have better hand feeling; a plurality of hollow structures exist in the silk, and the heat preservation performance, the moisture absorption and the sweat releasing performance are better.
Description
Technical Field
The utility model relates to a chemical fiber production accessory technical field especially relates to a hollow gear cross-section fiber spinneret.
Background
The spinneret plate is a product commonly used in the textile chemical fiber industry, and comprises a feeding surface and a discharging surface, wherein the feeding surface is provided with a feeding hole, and the discharging surface is provided with a discharging hole. The spinneret plate is used for converting a viscous-state polymer melt or solution into a thin flow with a specific cross section through micropores, solidifying the thin flow through a solidification medium such as air or a solidification bath to form a filament, namely entering from a feeding hole and exiting through a discharging hole to form a fiber filament.
The discharge port of a common spinneret plate is circular, for example, the invention patent application with the patent number of CN104451907A and the patent name of "spinneret plate" discloses a spinneret plate comprising a spinneret plate body, wherein the spinneret plate body is divided into a first spinneret domain positioned at the center, a second spinneret domain is arranged at the periphery of the first spinneret domain, a third spinneret domain is arranged at the periphery of the second spinneret domain, the first spinneret domain, the second spinneret domain and the third spinneret domain are distributed in concentric circles, and spinneret holes are respectively arranged in the first spinneret domain, the second spinneret domain and the third spinneret domain.
The non-circular spinneret plate is called as a profile spinneret plate, the discharge holes of the existing profile spinneret plate are different in shape, such as a straight hole, a cross-shaped hole, a C-shaped hole and the like, fibers with different shapes can be produced, and the properties of various fibers are also different. Some spinnerets combine a plurality of discharge hole patterns, such as CN107022796A, which is called "a multifunctional spinnerette", including a spinnerette body, a ventilation duct and spinnerets; the air channels are distributed on the spinneret plate body in a cross-shaped structure, and the spinneret plate is divided into four spinneret areas; the spinneret orifices comprise a feeding end, a middle section and a discharging end, wherein the cross sections of the discharging ends of the spinneret orifices in the four spinneret areas are different and are respectively circular, linear, C-shaped and cross-shaped, and the spinneret orifices are used for improving the functionality of the fiber yarns.
However, the fabric of the existing spinning velvet is deeply loved by consumers due to the advantages of good hand feeling, moderate price and the like, but the produced fiber has poor bulkiness and poor hand feeling no matter the central hole spinneret plate, the profile spinneret plate or the combined spinneret plate is adopted, and the heat-insulating and sweat-releasing functions are poor due to the small hollowness of the fiber.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a cavity gear cross-section fiber spinneret can't satisfy the customer to the fluffy requirement of fibre and the not good enough problem of feeling to the fibre that the spinneret produced among the prior art.
In order to achieve the purpose, the utility model provides a technical scheme does:
the utility model relates to a hollow gear cross-section fiber spinneret, including the spinneret body, be equipped with a plurality of spinneret orifices on the spinneret body, the spinneret orifice includes feed port, punishment in advance passageway and the discharge opening that from the top down communicates in proper order, the discharge opening include a plurality of rectangular shape through-holes, the extension line of the axis of each rectangular shape through-hole is handed over in a bit, and the contained angle homogeneous phase between two arbitrary adjacent rectangular shape through-holes is the same.
Preferably, each discharge opening all includes 8 rectangular shape through-holes, and each rectangular shape through-hole's size is the same.
Preferably, the length of the elongated through hole is 0.5mm, and the width of the elongated through hole is 0.06 mm.
Preferably, both ends of the elongated through hole are arc-shaped.
Preferably, the distance between the innermost ends of any two adjacent elongated through holes is 0.1 mm.
Preferably, the hole depth of the discharge hole is 0.38 mm-0.42 mm.
Preferably, the distances between the innermost end of each elongated through hole and the intersection point of the extension lines of the central axes of the elongated through holes are the same.
Preferably, the spinneret plate body is of a stepped structure, and the spinneret plate body is provided with a positioning hole.
Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:
the utility model relates to a cavity gear cross-section fibre spinneret, the discharge opening of every spinneret orifice all has a plurality of rectangular shape through-hole to constitute, each rectangular shape through-hole evenly arranges according to the circumference, and the extension line of the axis of each rectangular shape through-hole is handed over in a bit, at the spinneret in-process, the rectangular shape through-hole blowout rectangular shape fibre of every spinneret orifice, under the cooling action of cross-blow, rectangular shape fibre at first bonds each other and forms the monofilament that the cross-section is the gear shape, and central part forms hollow structure, the monofilament of a plurality of gear shapes continues to bond and forms a silk, because its gear shape part mutual contact leads to the peripheral pile that forms that has clearance and silk between its monofilament, make it more fluffy, feel better, hollow structural part makes its heat retention better, moisture absorption perspire nature is better.
Drawings
Fig. 1 is a plan view of a fiber spinneret with a gear cross section according to the present invention;
FIG. 2 is a vertical section (section A-A) at a single orifice of a hollow gear section fiber spinneret;
FIG. 3 is a bottom view of FIG. 2;
fig. 4 is a cross-sectional view of a monofilament formed by a hollow gear section fiber spinneret.
Description of the drawings: 1-spinneret plate body, 2-spinneret holes, 3-feeding holes, 4-material passing channels, 5-discharging holes, 6-strip-shaped through holes and 7-positioning holes.
Detailed Description
For further understanding of the present invention, the present invention will be described in detail with reference to the following examples, which are provided for illustration of the present invention but are not intended to limit the scope of the present invention.
Combine the attached drawing 1 to show, the utility model relates to a hollow gear cross-section fibre spinneret includes spinneret body 1, and spinneret body 1 is the stair structure, is equipped with a plurality of spinneret orifices 2 and a locating hole 7 on the spinneret body, and the effect of locating hole 7 lies in confirming the mounted position of spinneret body 1 and the wind direction of cross-blow.
Referring to fig. 2, the spinneret orifice 2 includes a feeding hole 3, a material passing channel 4 and a discharging hole 5 which are sequentially communicated from top to bottom, wherein the feeding hole 3 is a circular truncated cone-shaped hole with a large top and a small bottom, and the material passing channel 4 is a cylindrical section.
Referring to fig. 3, the depth of each discharge hole 5 is 0.38mm to 0.42mm, each discharge hole 5 includes a plurality of strip-shaped through holes 6, each discharge hole 5 includes 8 strip-shaped through holes 6 in the present embodiment, the size of each strip-shaped through hole 6 is the same, the length of each strip-shaped through hole 6 is 0.5mm, the width of each strip-shaped through hole is 0.06mm, and both ends of each strip-shaped through hole 6 are arc-shaped; the extension lines of the central axes of the strip-shaped through holes 6 are intersected at one point, the distance between the innermost end of each strip-shaped through hole 6 and the intersection point of the extension lines of the central axes of the strip-shaped through holes 6 is the same, the included angles between any two adjacent strip-shaped through holes 6 are the same, and the distance between the innermost ends of any two adjacent strip-shaped through holes 6 is 0.1 mm.
In the process of spinning by adopting the fiber spinneret plate with the gear section, the long-strip-shaped through hole 6 of each spinneret hole ejects long-strip-shaped fibers, under the cooling effect of side blowing, the long-strip-shaped fibers are firstly bonded with each other to form monofilaments with the section in the shape of a gear, the center of each monofilament is in a hollow structure, the sections of the monofilaments are shown in the attached drawing 4, the monofilaments in the shapes of a plurality of gears are continuously bonded to form a piece of filament, gaps exist among the monofilaments due to the fact that the gear-shaped parts of the monofilaments are in mutual contact, the filament is more fluffy, fluffy is formed on the periphery of the filament, the feeling of fuzz is felt when the filament is touched, and after the filament produced by adopting the spinneret plate is further processed into cloth, the; a plurality of hollow structures are arranged inside the yarn, so that the heat preservation performance, the moisture absorption and the sweat releasing performance of the cloth are better.
The present invention has been described in detail with reference to the embodiments, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (8)
1. The utility model provides a hollow gear cross-section fiber spinneret, includes the spinneret body, is equipped with a plurality of spinneret orifices on the spinneret body, and the spinneret orifice includes feed port, punishment in advance passageway and discharge opening that from the top down communicates in proper order, its characterized in that: the discharge hole include a plurality of rectangular shape through-holes, the extension line of the axis of each rectangular shape through-hole intersects in a point, and the contained angle between two arbitrary adjacent rectangular shape through-holes is the same.
2. The hollow gear section fiber spinneret plate according to claim 1, wherein: every discharge opening all includes 8 rectangular shape through-holes, and the size homogeneous phase of each rectangular shape through-hole.
3. The hollow gear section fiber spinneret plate according to claim 1 or 2, wherein: the length of the strip-shaped through hole is 0.5mm, and the width of the strip-shaped through hole is 0.06 mm.
4. The hollow gear section fiber spinneret plate according to claim 1 or 2, wherein: the two ends of the long strip-shaped through hole are both arc-shaped.
5. The hollow gear section fiber spinneret plate according to claim 1, wherein: the distance between the innermost ends of any two adjacent strip-shaped through holes is 0.1 mm.
6. The hollow gear section fiber spinneret plate according to claim 1, wherein: the hole depth of the discharge hole is 0.38 mm-0.42 mm.
7. The hollow gear section fiber spinneret plate according to claim 1, wherein: the distances of the intersection points of the innermost ends of the strip-shaped through holes and the extension lines of the central axes of the strip-shaped through holes are the same.
8. The hollow gear section fiber spinneret plate according to claim 1, wherein: the spinneret plate body is of a stepped structure, and the spinneret plate body is provided with a positioning hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020341026.3U CN211999999U (en) | 2020-03-17 | 2020-03-17 | Hollow gear section fiber spinneret plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020341026.3U CN211999999U (en) | 2020-03-17 | 2020-03-17 | Hollow gear section fiber spinneret plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211999999U true CN211999999U (en) | 2020-11-24 |
Family
ID=73431445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020341026.3U Active CN211999999U (en) | 2020-03-17 | 2020-03-17 | Hollow gear section fiber spinneret plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211999999U (en) |
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2020
- 2020-03-17 CN CN202020341026.3U patent/CN211999999U/en active Active
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