CN2663441Y - Melt spinning assembly with a cooling mode of blowing from center to outside - Google Patents
Melt spinning assembly with a cooling mode of blowing from center to outside Download PDFInfo
- Publication number
- CN2663441Y CN2663441Y CN 200320108257 CN200320108257U CN2663441Y CN 2663441 Y CN2663441 Y CN 2663441Y CN 200320108257 CN200320108257 CN 200320108257 CN 200320108257 U CN200320108257 U CN 200320108257U CN 2663441 Y CN2663441 Y CN 2663441Y
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- CN
- China
- Prior art keywords
- distribution plate
- spinnerets
- melt spinning
- plate
- pod apertures
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The utility model is a circular wind cooling from inside out melt spinning component, comprising a cover plate, a guide plate, a distribution plate and a spinneret plate. The taper surface of the distribution plate and the top taper surface of the spinneret plate form a cap with an included angle Alpha. The guide holes of the distribution plate are slantways arrayed with the concentric circle. The centre distance of the outlet of the guide hole is less than that of the inlet of the guide hole. The utility model overcomes the shortcomings that the polyester flux with different diameter direction size of the traditional circular wind cooling from center out melt spinning component is unable to distributed evenly on the spinneret plat, the holes of which takes ring form distribution, and the big difference in the staying time of the polyester flux. The utility model increases the quality and the spinnability of the fiber. The effect is more remarkable when produce polyester flux with high viscosity.
Description
Technical field
The utility model relates to a kind of melt spinning assembly that is used to spin synthetic fiber, particularly in the employing center to the melt spinning assembly of outer shroud blowing methods for cooling.
Background technology
The synthetic fiber that the polyester fondant spinning obtains have favorable mechanical and chemical property is widely used in industry-by-industries such as clothes and industrial materials.Filament spinning component is comparatively crucial equipment in the polyester fondant spinning equipment.Present polyester fondant Cheng Sihou, methods for cooling adopt lateral blowing and ecto-entad ring blowing form mostly, and this methods for cooling relatively is fit to the smaller filament spinning component of diameter.
Along with the production-scale expansion of polyester fondant spinning, a kind of major diameter filament spinning component that adopts the center to outer shroud blowing methods for cooling technology has appearred recently, and this assembly has the advantages that production capacity is big, the tow cooling uniformity is good.This filament spinning component is made up of upper cover plate, deflector, distribution plate, spinnerets and assembly housing usually, and above-mentioned parts are by being installed in respectively in the polyester fondant filament spinning component housing in proper order from top to bottom.The basal surface of distribution plate and spinnerets top surface are conical, form a space between the two conical surfaces, there is bigger imperforate section spinnerets center in this assembly, this zone is mainly encircled blowing device and is reserved enough blowing spaces, thus this spinnerets wire vent hole with annular distribution in its neighboring area.But in this structure filament spinning component, there is following defective: the first, because distribution plate adopts straight dispensing orifice, make melt on different radial dimensions flow to the path that distribution plate arrives spinneret orifice and differ greatly; Second, under the distribution plate on taper seat and the spinnerets gap thickness between the taper seat even, the melt residence time that causes flowing to distribution plate Internal and external cycle pod apertures is obviously different, more than 2 all constitute the melt viscosity flow to this assembly and fall notable difference, produced from the uneven problem of fibre fineness of spinneret orifice ejection, directly having had influence on the spinnability of fiber, is under the full-bodied situation at polyester fondant especially, makes the uneven problem of fibre fineness more serious.
Summary of the invention
Technical problem to be solved in the utility model is by the architecture advances to distribution plate and spinnerets, provides a kind of and can produce that fineness is even, the center of colory fiber is to the melt spinning assembly of outer shroud blowing methods for cooling.
The utility model is achieved through the following technical solutions.
A kind of center is to the melt spinning assembly of outer shroud blowing methods for cooling, comprise assembly housing, upper cover plate, deflector, distribution plate and spinnerets etc., the central area basal surface of distribution plate is conical, spinnerets central area top surface forms a space corresponding to the conical surface of distribution plate between the two conical surfaces; The spinnerets central area is an imperforate section, and spinneret orifice is distributed in its neighboring area in the form of a ring, is characterized in that taper seat and the spinnerets tip circle conical surface form angle α space at the bottom of the described distribution plate; Pod apertures is arranged with the concentric circles inclined on the distribution plate.
In order to make the degraded of polyester fondant in filament spinning component that flows to distribution plate Internal and external cycle arrival spinneret orifice basic identical, the pod apertures aperture is reduced to the outer ring gradually by inner ring in the described distribution plate, and described pod apertures flow export centre distance should be less than pod apertures inflow entrance centre distance; The taper seat and spinnerets tip circle conical surface formation angle α can adjust in 2～20 ° of scopes at the bottom of the distribution plate.
Fully mixed for the melt that flows into before the spinneret orifice is carried out, the angle β on baseplane, distribution plate conical surface outer ring and the spinnerets between the plane can adjust in 5～20 ° of scopes.
Compared with prior art, because the structure that the utility model has adopted pod apertures inclined arrangement in the taper seat angle forms on the taper seat and spinnerets under the distribution plate space, the distribution plate, aperture to be subtracted gradually to the outer ring by inner ring, polyester fondant in the filament spinning component can uniformity be assigned in the spinneret orifice on the spinnerets, guaranteed that the time of staying of polyester fondant in filament spinning component is basic identical, efficiently solve the tangible problem of melt viscosity degraded difference in spinning is produced, improved the quality and the spinnability of tow.Especially when the high-viscosity polyester melt is produced, more remarkable effect.
Description of drawings
Fig. 1 is the vertical cross section of the melt spinning assembly that provides of the utility model
Fig. 2 is the partial enlarged drawing of the melt spinning assembly vertical cross section that provides of the utility model.
Below in conjunction with accompanying drawing the utility model is described in further detail.
The specific embodiment
In the embodiment that Fig. 1 and Fig. 2 showed as can be seen, installed in circle tube assembly housing 6 bottoms a spinneret orifice with annular distribution in the neighboring area, the central area upper surface is the spinnerets 5 of cone shape.It on spinnerets 5 distribution plate 4.The pod apertures of distribution plate 4 is arranged with the concentric circles inclined, the centre distance of pod apertures flow export is less than the centre distance of pod apertures inflow entrance, and each concentrically ringed radial spacing equates that aperture evenly distributes on concentric circles, the aperture reduces from inside to outside gradually, and it is conical that its central area lower surface is.This conical surface and above-mentioned spinnerets 5 addendum cone face shapes are α space 9 (melt chamber) in an angle, be 2～20 ° comparatively suitable.By to the setting that the inclined of pod apertures is arranged, the aperture reduces from inside to outside gradually, increase the pressure that flows into distribution plate outer ring pod apertures melt, to offset in the α space difference of the time of staying between each radial distance; The pressure of melt on the different radial distances can be regulated in the α space, and control makes flow time basic identical through the flow velocity of assembly Internal and external cycle melt arrival spinneret orifice as far as possible, thereby reduces differences in viscosity between melt.In order to make the melt that flows into before the spinneret orifice carry out fully mixed, avoid melt to be detained unusually, (spinneret orifice inlet top) shape on distribution plate 4 conical outer basal surfaces and the spinnerets 5 conical outers between the plane in an angle β be 5～20 ° of melt cushion chambers 10.On distribution plate 4, place a screen modules 3, having the melt-flow of change is installed on the screen modules 3 to the deflector 2 with even diffusion melt, deflector has a cone shape curved surface over against the central inlet place, the normal on its top overlaps with the assembly center, play a part to change melt-flow to distribute melt, deflector has the effect of mixed flow simultaneously.Has space 8 between deflector 2 and the screen modules 3.Have polymer melt and enter upper cover plate 1 closed component housing 6 open tops in hole, form space 7 (melt chamber) on 1 time taper seat of upper cover plate and the deflector 2 between the taper seat.
The outer periphery surface of upper cover plate 1, filter assemblies 3, distribution plate 4, spinnerets 5 respectively is circular aspect cross-sectional form.The outer periphery surface of deflector 2 is the circle of band saw profile of tooth aspect cross-sectional form.
Polyester fondant enters the bottom from the passage of central inlet and is cone shape upper cover plate 1, flow into first space 7, melt flows into respectively in deflector 2 interior circle pod apertures and the tyre zigzag pod apertures, enter second space 8, filter through filter assemblies 3 then, flow into the pod apertures of distribution plate 4, arrive the 3rd space 9, through melt cushion chamber 10, spue by spinnerets 5 spinneret orifices, be cooled to silk at last.
Claims (4)
1, a kind of center is to the melt spinning assembly of outer shroud blowing methods for cooling, comprise assembly housing, upper cover plate, deflector, distribution plate and spinnerets etc., the central area basal surface of distribution plate is conical, spinnerets central area top surface forms a space corresponding to the conical surface of distribution plate between the two conical surfaces; The spinnerets central area is an imperforate section, and spinneret orifice is distributed in its neighboring area in the form of a ring, it is characterized in that taper seat and the spinnerets tip circle conical surface form angle α space at the bottom of the described distribution plate; Pod apertures is arranged with the concentric circles inclined on the described distribution plate, and described pod apertures flow export centre distance is less than pod apertures inflow entrance centre distance.
2, melt spinning assembly according to claim 1 is characterized in that at the bottom of the described distribution plate that it is 2～20 ° that taper seat and the spinnerets tip circle conical surface form angle α.
3, melt spinning assembly according to claim 1, the angle β on described baseplane, distribution plate conical surface outer ring and the spinnerets between the plane is 5～20 °.
4, melt spinning assembly according to claim 1 is characterized in that the pod apertures aperture is reduced to the outer ring gradually by inner ring in the described distribution plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320108257 CN2663441Y (en) | 2003-11-21 | 2003-11-21 | Melt spinning assembly with a cooling mode of blowing from center to outside |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320108257 CN2663441Y (en) | 2003-11-21 | 2003-11-21 | Melt spinning assembly with a cooling mode of blowing from center to outside |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2663441Y true CN2663441Y (en) | 2004-12-15 |
Family
ID=34342604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320108257 Expired - Fee Related CN2663441Y (en) | 2003-11-21 | 2003-11-21 | Melt spinning assembly with a cooling mode of blowing from center to outside |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2663441Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102134759A (en) * | 2011-05-12 | 2011-07-27 | 无锡市太极实业股份有限公司 | Circular blow cooling device for producing industrial polyester filaments |
| CN102600677A (en) * | 2012-03-30 | 2012-07-25 | 韶关市贝瑞过滤科技有限公司 | Circular-air-blowing filter for cooling polyester fiber and manufacturing method thereof |
| CN103866405A (en) * | 2012-12-18 | 2014-06-18 | 中国纺织科学研究院 | High-orifice-density profiled filaments and preparation method thereof |
| CN106868612A (en) * | 2017-03-28 | 2017-06-20 | 苏州市朗润纺织科技有限公司 | Cooling device in spinning |
-
2003
- 2003-11-21 CN CN 200320108257 patent/CN2663441Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102134759A (en) * | 2011-05-12 | 2011-07-27 | 无锡市太极实业股份有限公司 | Circular blow cooling device for producing industrial polyester filaments |
| CN102134759B (en) * | 2011-05-12 | 2012-07-04 | 无锡市太极实业股份有限公司 | Circular blow cooling device for producing industrial polyester filaments |
| CN102600677A (en) * | 2012-03-30 | 2012-07-25 | 韶关市贝瑞过滤科技有限公司 | Circular-air-blowing filter for cooling polyester fiber and manufacturing method thereof |
| CN102600677B (en) * | 2012-03-30 | 2014-08-20 | 韶关市贝瑞过滤科技有限公司 | Circular-air-blowing filter for cooling polyester fiber and manufacturing method thereof |
| CN103866405A (en) * | 2012-12-18 | 2014-06-18 | 中国纺织科学研究院 | High-orifice-density profiled filaments and preparation method thereof |
| CN106868612A (en) * | 2017-03-28 | 2017-06-20 | 苏州市朗润纺织科技有限公司 | Cooling device in spinning |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20041215 Termination date: 20101121 |