CN203866422U - Spinneret plate for spinning short crossed, porous and hollow fiber by adopting recovered polyester bottle chips - Google Patents
Spinneret plate for spinning short crossed, porous and hollow fiber by adopting recovered polyester bottle chips Download PDFInfo
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- CN203866422U CN203866422U CN201420251879.2U CN201420251879U CN203866422U CN 203866422 U CN203866422 U CN 203866422U CN 201420251879 U CN201420251879 U CN 201420251879U CN 203866422 U CN203866422 U CN 203866422U
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- arcuate socket
- center
- socket group
- peripheral
- arcuate
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Abstract
The utility model discloses a spinneret plate for spinning short crossed porous and hollow fiber by adopting recovered polyester bottle chips. Spinneret holes are formed in the spinneret plate and are distributed in an array manner, each spinneret hole inlet is a guide hole, each spinneret hole outlet is a spinneret pore, one central arc hole group and four peripheral arc hole groups are arranged at each spinneret pore, the four peripheral arc hole groups are arranged in upper, lower, left and right directions of each central arc hole group, and the four peripheral arc hole groups and the central arc hole group constitute a crossed structure; and each central arc hole group as well as the peripheral arc hole groups above and below the central arc hole group forms an axisymmetric structure, each central arc hole group as well as the peripheral arc hole groups on the left side and the right side of the central arc hole group forms an axisymmetric structure, and circle centers of the four peripheral arc hole groups are located on the circumference which adopts the circle center of the central arc hole group as the circle center. According to the innovative design of the spinneret plate, the prepared fiber has the characteristics of high rebound resilience, flexibility, high degree of hollowness, large specific surface area, high moisture and water absorption rate, higher application value and the like.
Description
Technical field
The utility model relates to spinning spinneret, relates in particular to a kind of spinnerets that spins cross porous hollow core staple fibers, belongs to synthetic fiber processing technique field.
Background technology
Hollow profiled fibre technology has important using value in the exploitation of Regenerated Polyester Fibres.Initial polyester hollow core staple fibers, every fiber only has single hole, and use hole shape is the spinnerets of C type, two semi-circular, three-arc type.Single hole hollow core staple fibers is at spinning when heavy denier yarn, and degree of hollowness is about 15%, is difficult to improve the resilience of fiber, and fiber outer surface form dullness, the distortion that can be crushed of excessively thick single hole silk.The spinnerets of the porous hollow type of exploitation afterwards, every fiber has 4 holes, 7 holes, 9 holes, 16 holes etc., and main purpose is to improve degree of hollowness and the elasticity etc. of coarse denier fiber, and the main application fields of this fibrid is stuffing class.The fibers such as existing various 4 holes, 7 holes, 9 holes, 16 holes, there is no large difference in performance, on the spinnerets of use, spinneret orifice is circumferentially arranged by several micropores, the arrangement mode that technological disparity is micropore and the change of shape of each micropore.Just because of this, the recycled polyester doughnut that uses these spinnerets spinning to make, its cross section geometric morphological feature is still isometrical circle, fiber rigidity is large, but soft resilience is poor, and fiber applications is more single.
Utility model content
The purpose of this utility model is to provide a kind of spinnerets that reclaims polyester bottle slice spinning cross porous hollow core staple fibers that adopts, by the innovative design to spinnerets, make the fiber making there is the characteristic that resilience is high, soft, degree of hollowness is high, specific area is large, the high using value of hygroscopicity rate is higher.
The purpose of this utility model is achieved through the following technical solutions, a kind of spinnerets that reclaims polyester bottle slice spinning cross porous hollow core staple fibers that adopts, spinneret orifice is set on spinnerets, spinneret orifice is array distribution, each spinneret orifice entrance is a guide hole, each spinneret orifice outlet is a spray silk pore, described spray silk pore is provided with 1 center arcuate socket group, 4 peripheral arcuate socket groups, 4 peripheral arcuate socket groups are set in the upper and lower, left and right direction of center arcuate socket group, and 4 peripheral arcuate socket Zu He center arcuate socket groups form decussate texture; Center arcuate socket group comprises symmetrically arranged 2 arcuate sockets, and 2 arcuate socket centers of circle of center arcuate socket group overlap and arrange, and the distance of 2 arcuate socket opposite ends of center arcuate socket group equates; Peripheral arcuate socket group comprises symmetrically arranged 2 arcuate sockets, and the center of circle of 2 arcuate sockets of peripheral arcuate socket group overlaps and arranges, and 2 arcuate sockets of peripheral arcuate socket group are less than the distance near center arcuate socket corresponding end away from the distance of center arcuate socket group corresponding end; The peripheral arcuate socket group of center arcuate socket group and its upper and lower is axially symmetric structure, and the peripheral arcuate socket group of center arcuate socket and its left and right sides is axially symmetric structure, and the center of circle of 4 peripheral arcuate socket groups is positioned at taking the arcuate socket group center of circle, center on the circumference in the center of circle.
Further, symmetric figure centered by the figure of described center arcuate socket group and 4 peripheral arcuate socket group formations, the center of circle of arcuate socket group centered by symmetrical centre.
Further, the external diameter of the arcuate socket of described center arcuate socket group is 1.0mm～1.5mm, the wide 0.1mm of arcuate socket, and the distance between 2 arcuate socket corresponding end of center arcuate socket group is 0.06mm～0.15mm.
Further, the external diameter of 2 arcuate sockets of described peripheral arcuate socket group is 0.70mm～1.00mm, the wide 0.1mm of arcuate socket, and 2 arcuate sockets of peripheral arcuate socket group are away from the distance 0.06mm～0.15mm between the arcuate socket group corresponding end of center.
Further, described center arcuate socket group external diameter and peripheral arcuate socket group external diameter sum be greater than up and down or the peripheral arcuate socket group center of circle, left and right between distance, both differ length range is 0.10mm～0.30mm.
Further, described peripheral arcuate socket group is 30-60 ° near opening degree between the arcuate socket group corresponding end of center.
Compared with prior art, the utlity model has following beneficial effect:
First, the spinnerets of polyester bottle slice spinning cross porous hollow core staple fibers is reclaimed in the employing that the utility model provides, the spray silk pore of spinneret orifice combines in chain mode, arranges rationally, and the cross section of spun hollow core staple fibers is cross, and with multiple circular holes, fiber surface has darker continuous channel, and this fiber use value is high, and outer degree of hollowness, specific area and hygroscopicity rate are all effectively promoted, both can be used as filler, can be used for again spun yarn;
The second, the cross porous hollow core staple fibers being spinned by this spinnerets, has that resilience is high, soft, degree of hollowness is high, specific area is large, hygroscopicity rate advantages of higher, is mainly used in stuffing and spinning.
Brief description of the drawings
Fig. 1 is the structural representation that prior art adopts the spinnerets (pass is for two semi-circular) that reclaims polyester bottle slice spinning cross porous hollow core staple fibers;
Fig. 2 is the longitudinal profile structural representation of the utility model spinneret orifice;
Fig. 3 is the spinneret orifice horizontal section structural representation of the utility model spinnerets;
In figure: 1 spinneret orifice, 2 spinneretss, 3 guide holes, 4 spray silk pores, 5 center arcuate socket groups, 6 peripheral arcuate socket groups.
Detailed description of the invention
Below in conjunction with the further the utility model of detailed description of the invention.
As Figure 1-3, adopt a spinnerets that reclaims polyester bottle slice spinning cross porous hollow core staple fibers, spinneret orifice 1 is set on spinnerets 2, spinneret orifice is array distribution, each spinneret orifice entrance is a guide hole 3, and each spinneret orifice outlet is a spray silk pore 4.
Spray silk pore is provided with 5,4 peripheral arcuate socket groups 6 of 1 center arcuate socket group, and 4 peripheral arcuate socket groups are set in the upper and lower, left and right direction of center arcuate socket group, and 4 peripheral arcuate socket Zu He center arcuate socket groups form decussate texture.
Center arcuate socket group comprises symmetrically arranged 2 arcuate sockets, and 2 arcuate socket centers of circle of center arcuate socket group overlap and arrange, and the distance of 2 arcuate socket opposite ends of center arcuate socket group equates.
Peripheral arcuate socket group comprises symmetrically arranged 2 arcuate sockets, and the center of circle of 2 arcuate sockets of peripheral arcuate socket group overlaps and arranges, and 2 arcuate sockets of peripheral arcuate socket group are less than the distance near center arcuate socket corresponding end away from the distance of center arcuate socket group corresponding end.The peripheral arcuate socket group of center arcuate socket group and its upper and lower is axially symmetric structure, and the peripheral arcuate socket group of center arcuate socket and its left and right sides is axially symmetric structure, and the center of circle of 4 peripheral arcuate socket groups is positioned at taking the arcuate socket group center of circle, center on the circumference in the center of circle.
Symmetric figure centered by the figure of center arcuate socket group and 4 peripheral arcuate socket group formations, the center of circle of arcuate socket group centered by symmetrical centre.
The external diameter of the arcuate socket of center arcuate socket group is 1.0mm～1.5mm, the wide 0.1mm of arcuate socket, and the distance between 2 arcuate socket corresponding end of center arcuate socket group is 0.06mm～0.15mm.
The external diameter of 2 arcuate sockets of peripheral arcuate socket group is 0.70mm～1.00mm, the wide 0.1mm of arcuate socket, and 2 arcuate sockets of peripheral arcuate socket group are away from the distance 0.06mm～0.15mm between the arcuate socket group corresponding end of center.
Center arcuate socket group external diameter and peripheral arcuate socket group external diameter sum are greater than up and down or the intermediate distance in the peripheral arcuate socket group center of circle, left and right, and both differ length range is 0.10mm～0.30mm.
Peripheral arcuate socket group is 30-60 ° near opening degree between the arcuate socket group corresponding end of center.
Embodiment 1
As shown in Figure 1 to Figure 3, the spinneret orifice 1 on the utility model spinnerets 2 is array distribution, and its density of arranging has stronger flexibility, sets according to the quantity of spinneret orifice and the requirement of product fiber number.Spinnerets 2 is core apparatus of filament spinning component, made by metal material, on the whole, each distribution spinneret orifice 1 of array axially all vertical with the surface of spinnerets 2, according to the flow direction of spray silk processing, the entrance of each spinneret orifice 1 is a circular guide hole 3, and outlet is several spray silk pores 4, each spray silk pore 4 is all communicated with guide hole 3, and each spinneret orifice 1 of composition connects spinnerets 2.
According to the technical solution of the utility model, spray silk pore is combined in chain mode by five small sircle holes, cross sectional shape is crosswise, middle circular hole is the annulus being spliced to form with the first gap a along spray silk pore diametric(al) by two sections of semi arch slits, up and down, 4 of left and right circular hole is symmetrical with middle circular hole, and is respectively the annulus being spliced to form with the second gap b along spray silk pore diametric(al) by two sections of circular arc slits.Can make to be thus easy to bonding after melt extrusion spinnerets, form criss-cross porous hollow section fiber.
Spray silk pore 4, the outer diameter D 2 of two sections of semi arch slits 5 of middle circular hole is 1.2mm, and slit width is 0.1mm, and the first gap a is 0.11mm; And the outer diameter D 1 of two sections of circular arc slits 6 of upper and lower, 4 circular holes in left and right is 0.85mm, slit width is 0.1mm, and the second gap b is 0.12mm.
From Fig. 3, it can also be seen that, two sections of circular arc slits of either side circular hole are that opening links with middle circular hole, and the angular region of getting of opening angle A is 50o; The diameter of circular hole and the diameter sum of either side circular hole in the middle of the intermediate distance of two mother rib lateral rotundums is less than, the length that both differ is 0.20mm.In the present embodiment, the intermediate distance L of two mother rib lateral rotundums is 1.7mm.In the time that opening angle A is 30o, can spin the fine-denier porous hollow core staple fibers of recycled polyester, the fiber number of fiber is 2.8dtex, can be used for spun yarn, and existing hollow core staple fibers only can be used for filler.
Claims (6)
1. one kind adopts the spinnerets that reclaims polyester bottle slice spinning cross porous hollow core staple fibers, spinneret orifice is set on spinnerets, spinneret orifice is array distribution, each spinneret orifice entrance is a guide hole, each spinneret orifice outlet is a spray silk pore, it is characterized in that, described spray silk pore is provided with 1 center arcuate socket group, 4 peripheral arcuate socket groups, 4 peripheral arcuate socket groups are set in the upper and lower, left and right direction of center arcuate socket group, and 4 peripheral arcuate socket Zu He center arcuate socket groups form decussate texture; Center arcuate socket group comprises symmetrically arranged 2 arcuate sockets, and 2 arcuate socket centers of circle of center arcuate socket group overlap and arrange, and the distance between 2 arcuate socket corresponding end of center arcuate socket group equates; Peripheral arcuate socket group comprises symmetrically arranged 2 arcuate sockets, the center of circle of 2 arcuate sockets of peripheral arcuate socket group overlaps and arranges, and 2 arcuate sockets of peripheral arcuate socket group are less than it near the distance between the arcuate socket corresponding end of center away from the distance between the arcuate socket group corresponding end of center; The peripheral arcuate socket group of center arcuate socket group and its upper and lower is axially symmetric structure, and the peripheral arcuate socket group of center arcuate socket and its left and right sides is axially symmetric structure, and the center of circle of 4 peripheral arcuate socket groups is positioned at taking the arcuate socket group center of circle, center on the circumference in the center of circle.
2. the spinnerets of polyester bottle slice spinning cross porous hollow core staple fibers is reclaimed in employing according to claim 1, it is characterized in that, symmetric figure centered by the figure of described center arcuate socket group and 4 peripheral arcuate socket group formations, the center of circle of arcuate socket group centered by symmetrical centre.
3. the spinnerets of polyester bottle slice spinning cross porous hollow core staple fibers is reclaimed in employing according to claim 1, it is characterized in that, the external diameter of the arcuate socket of described center arcuate socket group is 1.0mm～1.5mm, the wide 0.1mm of arcuate socket, the distance between 2 arcuate socket corresponding end of center arcuate socket group is 0.06mm～0.15mm.
4. the spinnerets of polyester bottle slice spinning cross porous hollow core staple fibers is reclaimed in employing according to claim 1, it is characterized in that, the external diameter of 2 arcuate sockets of described peripheral arcuate socket group is 0.70mm～1.00mm, the wide 0.1mm of arcuate socket, 2 arcuate sockets of peripheral arcuate socket group are away from the distance 0.06mm～0.15mm between the arcuate socket group corresponding end of center.
5. the spinnerets of polyester bottle slice spinning cross porous hollow core staple fibers is reclaimed in employing according to claim 1, it is characterized in that, described center arcuate socket group external diameter and peripheral arcuate socket group external diameter sum be greater than up and down or the peripheral arcuate socket group center of circle, left and right between distance, both differ length range is 0.10mm～0.30mm.
6. the spinnerets of polyester bottle slice spinning cross porous hollow core staple fibers is reclaimed in employing according to claim 1, it is characterized in that, 2 arcuate sockets of described peripheral arcuate socket group are 30-60 ° near center arcuate socket group corresponding end opening angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420251879.2U CN203866422U (en) | 2014-05-16 | 2014-05-16 | Spinneret plate for spinning short crossed, porous and hollow fiber by adopting recovered polyester bottle chips |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420251879.2U CN203866422U (en) | 2014-05-16 | 2014-05-16 | Spinneret plate for spinning short crossed, porous and hollow fiber by adopting recovered polyester bottle chips |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203866422U true CN203866422U (en) | 2014-10-08 |
Family
ID=51647393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420251879.2U Expired - Fee Related CN203866422U (en) | 2014-05-16 | 2014-05-16 | Spinneret plate for spinning short crossed, porous and hollow fiber by adopting recovered polyester bottle chips |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203866422U (en) |
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2014
- 2014-05-16 CN CN201420251879.2U patent/CN203866422U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 Termination date: 20150516 |
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| EXPY | Termination of patent right or utility model |