CN102041558B - Non-mental wet-spinning spinneret and manufacturing method thereof - Google Patents
Non-mental wet-spinning spinneret and manufacturing method thereof Download PDFInfo
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- CN102041558B CN102041558B CN200910180020.0A CN200910180020A CN102041558B CN 102041558 B CN102041558 B CN 102041558B CN 200910180020 A CN200910180020 A CN 200910180020A CN 102041558 B CN102041558 B CN 102041558B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 39
- 238000002166 wet spinning Methods 0.000 title claims abstract description 29
- 239000004033 plastic Substances 0.000 claims abstract description 35
- 229920003023 plastic Polymers 0.000 claims abstract description 35
- 238000004080 punching Methods 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 claims abstract description 20
- 239000002253 acid Substances 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000010521 absorption reaction Methods 0.000 claims abstract description 10
- 238000004140 cleaning Methods 0.000 claims abstract description 7
- 238000009987 spinning Methods 0.000 claims description 37
- 238000000465 moulding Methods 0.000 claims description 9
- 238000001746 injection moulding Methods 0.000 claims description 6
- 239000004734 Polyphenylene sulfide Substances 0.000 claims description 4
- 229920000069 polyphenylene sulfide Polymers 0.000 claims description 4
- 238000000748 compression moulding Methods 0.000 claims description 3
- 239000000284 extract Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 12
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 abstract description 7
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 abstract description 6
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 abstract description 6
- 229920000642 polymer Polymers 0.000 abstract description 6
- 229920002492 poly(sulfone) Polymers 0.000 abstract description 5
- 239000003513 alkali Substances 0.000 abstract description 4
- 230000003340 mental effect Effects 0.000 abstract 1
- 229920006389 polyphenyl polymer Polymers 0.000 abstract 1
- 150000003568 thioethers Chemical class 0.000 abstract 1
- 239000000047 product Substances 0.000 description 10
- 238000005457 optimization Methods 0.000 description 8
- 239000000126 substance Substances 0.000 description 6
- 229910052715 tantalum Inorganic materials 0.000 description 6
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 6
- -1 polypropylene Polymers 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 229910052755 nonmetal Inorganic materials 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 229940059082 douche Drugs 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 239000010970 precious metal Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
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- 150000007513 acids Chemical class 0.000 description 1
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- 150000002148 esters Chemical class 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000007380 fibre production Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
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- 230000001788 irregular Effects 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000001053 micromoulding Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
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- 239000002994 raw material Substances 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
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- 239000010938 white gold Substances 0.000 description 1
- 229910000832 white gold Inorganic materials 0.000 description 1
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- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The invention relates to a non-mental wet-spinning spinneret and a manufacturing method thereof, solving the problems of high cost of the wet-spinning spinneret and high blurring rate of made silk threads. The spinneret is made from polymer plastics with acid and alkali resistance, preferably made from polymer plastics with the resistance to acid, alkali and temperature higher than 60 DEG C, low water absorption and high size stability, and the polymer plastics are preferably polyphenyl thioether or polysulphone or ABS (Acrylonitrile Butadiene Styrene). The manufacturing method comprises the following steps of: densely distributing conical spinneret orifices with large tops and small bottoms on the bottom of the spinneret injected or molded and formed from the polymer plastics, wherein the lower-end diameter of the spinneret orifice is smaller than a standard aperture or the spinneret orifice is a blind hole with a closed lower end; punching the lower end of the spinneret orifice by utilizing a punching pin with the standard aperture; and cleaning. The spinneret has the advantages of low material cost and convenient manufacture, can remarkably decrease the blurring rate, improve the product quality of the silk threads and decrease the product cost of the silk threads. The manufacturing method has the advantages of convenience, practicability, low process cost, high production efficiency and strong maneuverability.
Description
Technical field
The present invention relates to a kind of spinning head for the manufacture of chemical fibre, particularly relate to a kind of Non-mental wet-spinning spinneret and manufacture method.
Background technology
Spinning head is the key components and parts of chemical fibre production equipment, is mainly divided into dry-spinning spinning head (plate) and wet spinning spinning head.The wet spinning spinning head that countries in the world are used in recent years is mainly made taking yellowish-white alloy and tantalum as main raw material(s).
As everyone knows, gold, platinum, tantalum are rare precious metals, and resource is few, expensive.The spinning head price of manufacturing with this type of material is higher.In addition, the spinning head of manufacturing with above material, complex production process, complexity, required manually numerous, increase the cost of product, cause product price further to improve.
Existing tantalum matter spinnerette technique is: tantalum powder (prolonging pressure)-tantalum plate (punching press)-spinning head blank (automatic punching, artificial punching) just finished product (fine grinding of-spinning head, polishing, secondary punching)-spinning head semi-finished product (spinneret orifice, shaping) ... treat finished product (surface coating) finished product.Approximately seven procedures altogether.
The spinning head that above metal material is manufactured easily produces burr in production and long-term use procedure, makes the burr rate raising of silk thread, thereby affects the quality of silk thread, because the easy scratch silk thread of very large the produced burr of the case hardness of metal material.
Summary of the invention
The object of the invention is to overcome the above-mentioned defect of prior art, and a kind of Non-mental wet-spinning spinneret is provided, and the object of the invention is also to provide the manufacture method of this spinning head.
For achieving the above object, Non-mental wet-spinning spinneret of the present invention is made up of the high molecule plastic of acid and alkali-resistance.The present invention is extensive with material source, and general high molecule plastic (acid and alkali-resistance) is as the material of wet spinning spinning head, and its price is 30% left and right of metal tantalum, lower than yellowish-white gold.The production technology of this high molecule plastic spinning head is extremely simple, artificial minimizing used, and production efficiency improves, and then product price is further reduced.Do the acid and alkali-resistance high molecule plastic that spinning head can use at normal temperatures, as polypropylene, polyethylene etc.
The case hardness of high molecule plastic is significantly less than the metal materials such as tantalum, in the process of manufacturing spinning head, even generation burr, can scratch silk thread yet (spinning head is a kind of miniature precision accessory, its spinneret orifice footpath is between 0.05-0.09mm, in micro molding process, the burr producing once in a while is all less than 0.01mm, tiny like this burr, without any intensity and hardness, therefore can not have any infringement to silk thread for high molecule plastic) thus greatly reduce the lousiness rate of silk thread.
Therefore it has that the cost of material is low, and convenient manufacture, can significantly reduce the advantage of lousiness rate.
As optimization, be greater than 60 DEG C, the high molecule plastic of low water absorption, DIMENSIONAL STABILITY high (or good) by acid and alkali-resistance, heatproof and make.Dimensionally stable rate higher position is in the time that temperature or other condition change, and its physical dimension distortion is little, and stability high (good stability or strong) is out of shape littlely, can not affect into filament diameter, can meet and spray a specification quality requirement.Low water absorption also contributes to improve the stability in spray line hole and increase the service life.The restriction of " low water absorption " also can replace with the restriction of " water-tolerant ".
As optimization, described high molecule plastic is polyphenylene sulfide or polysulfones or ABS.These three kinds of high molecule plastic acid and alkali-resistances, temperature tolerance excellence, DIMENSIONAL STABILITY are high, and water absorption rate is low, can meet preferably spray silk needs.
Wherein polyphenylene sulfide plastic, the advantage such as pps has that mechanical strength is high, high temperature resistant, high flame retardant, chemical resistance are strong; There is hard and crisp, the advantage such as degree of crystallinity is high, difficult combustion, Heat stability is good, mechanical strength is higher, electrical property is good.Be one of best kind of heat resistance in engineering plastics, heat distortion temperature is generally greater than 260 degree, anti-chemistry is only second to polytetrafluoroethylene (PTFE), and mobility is only second to nylon.In addition, it also has molding shrinkage little (approximately 0.08%), water absorption rate low (approximately 0.02%), the advantage such as fire line is good, the tired property of vibration resistance is good.
Wherein polysulfones, english name Polysulfone, is slightly amber armorphous transparent or semitransparent polymer, mechanical property excellence, rigidity is large, wear-resisting, high strength, even if at high temperature also keeping good mechanical performance is its outstanding advantage, its scope is-100～150 DEG C, and long-term serviceability temperature is 160 DEG C, short-term serviceability temperature is 190 DEG C, and heat endurance is high, hydrolysis, good stability of the dimension, molding shrinkage is little, nontoxic, radiation hardness, resistance to combustion, has the property of putting out.In broad temperature and frequency range, there is good electrical property.Chemical stability is good, except red fuming nitric acid (RFNA), the concentrated sulfuric acid, halogenated hydrocarbons, and the general acid of ability, alkali, salt, at ketone, swelling in ester.
Wherein ABS plastic, chemical name: acrylonitrile-butadiene-styrene copolymer, English name: Acrylonitrile Butadiene Styrene, there is good combination property, have fabulous impact strength, good stability of the dimension, electrical property, ABRASION RESISTANCE, chemical proof, dyeability, processing and forming and machining are better; Water-fast, inorganic salts, alkali and acids.
As optimization, be shaped to after the spinning head with spinneret orifice by described high molecule plastic, arrangement or arrangement, cleaning form.
As optimization, described in be shaped to injection moulding or compression molding, described arrangement is, by the red needle in standard aperture, spinneret orifice is carried out to punching.To notice that especially in the production technology of this patent, spinneret orifice has natural shrinking phenomenon after plastic shaping, can not form the satisfactory gauge orifice of diameter and circularity, so the spinneret orifice after moulding need to be organized into the required standard hole that conforms with the regulations.Red needle punching effect is that reaming and the irregular hole of circularity are organized into specification circular hole; Namely, by the inconsistent micropore shaping of circularity and aperture, become the micropore that standard is consistent, thereby completed the manufacture of nonmetal plastics spinning head.
As optimization, the up big and down small conical spinneret orifice of spinning head bottom surface band after moulding; Spinneret orifice lower end diameter is less than the blind hole that standard aperture or spinneret orifice are lower end closed, utilizes the red needle in standard aperture to carry out punching to the lower end of spinneret orifice, makes its lower end diameter or diameter and circularity reach regulation requirement.
The invention has the advantages that: 1, use nonmetal high molecule plastic as production wet spinning spinning head material, can greatly reduce the price of spinning head, low silk thread production cost; 2, save a large amount of valuable rare metals; 3, manufacture simply, greatly improve production capacity.4, improve the product quality of textile enterprise's silk thread.
The manufacture method of Non-mental wet-spinning spinneret of the present invention is by described high molecule plastic injection moulding or is molded into after the spinning head with spinneret orifice, then forms with the red needle punching of standard pass.So design, processing and forming cost is low, and red needle punching can make up spinneret orifice footpath and the non-type defect of shape with plain mode.Manufacture method is simple, can further reduce costs.
As optimization, gather up big and down small conical spinneret orifice the spinning head bottom surface after moulding; Spinneret orifice lower end diameter is less than the blind hole that standard aperture or spinneret orifice are lower end closed, utilizes the red needle in standard aperture to carry out punching to the lower end of spinneret orifice, makes its lower end diameter or diameter and circularity reach regulation requirement.So design, can select to be suitable for spinneret orifice lower end diameter according to material characteristics and be less than the blind hole that standard aperture or spinneret orifice are lower end closed.
As optimization, described punching is to insert red needle under plastics softening temperature lower limit condition, drops to after normal temperature, extracts red needle out; Or described spinneret orifice lower end closed wall thickness is less than 0.1 millimeter, aperture, described spinneret orifice lower end is the 1/2-3/4 in standard aperture, and described punching is to utilize standard red needle at normal temperatures punching to be carried out in described spinneret orifice lower end.So design, is conducive to simplify punching technology, ensures spinneret orifice precision.
As optimization, after punching, also clean.Cleaning can water rinses, also available air purge.Cleaning can be removed the polymer plastic material debris attachment producing in punch process.
Adopt after technique scheme, Non-mental wet-spinning spinneret of the present invention has compared with existing precious metal spinning head that the cost of material is low, and convenient manufacture, can significantly reduce lousiness rate, improves silk thread product quality and reduces the advantage of silk thread product cost.The manufacture method of Non-mental wet-spinning spinneret of the present invention has simple and easy to do, and process costs is low, and production efficiency is high, workable advantage.
Brief description of the drawings
Fig. 1 is longitudinal sectional structure schematic diagram of Non-mental wet-spinning spinneret of the present invention;
Fig. 2 is the structural representation of looking up of Non-mental wet-spinning spinneret of the present invention;
Fig. 3 is the side-looking structural representation of Non-mental wet-spinning spinneret of the present invention.
Detailed description of the invention
Non-mental wet-spinning spinneret of the present invention is made up of the high molecule plastic of acid and alkali-resistance, DIMENSIONAL STABILITY high (or good), low water absorption.After being the spinning head with spinneret orifice by described high molecule plastic injection moulding or compression molding, with the red needle punching in standard aperture, cleaning (water cleans or air douche) and form.Up big and down small conical spinneret orifice gathers in spinning head bottom surface after moulding; Spinneret orifice lower end diameter is less than the blind hole that standard aperture or spinneret orifice are lower end closed, utilizes the red needle in standard aperture to carry out punching to the lower end of spinneret orifice, makes its lower end diameter or diameter and circularity reach regulation requirement.The acid and alkali-resistance high molecule plastic using under normal temperature, as polypropylene, polyethylene etc. also can be used for manufacturing spinning head of the present invention.The preferred acid and alkali-resistance of described high molecule plastic, heatproof are greater than 60 DEG C, high molecule plastic that DIMENSIONAL STABILITY is high; More preferably acid and alkali-resistance, heatproof are greater than 100 DEG C, low water absorption, high molecule plastic that DIMENSIONAL STABILITY is high; More preferably polyphenylene sulfide or polysulfones or ABS.Low water absorption can be also water-tolerant.
As shown in the figure, Non-mental wet-spinning spinneret of the present invention is the barrel-shaped spinning head that place suitable for reading is shaped with hurdle dish 1, bottom surface 2 and is shaped with the up big and down small conical spinneret orifice 21 that many annulars gather.Spinneret orifice 21 lower end diameter are 0.05-0.09 millimeter.
The manufacture method of Non-mental wet-spinning spinneret of the present invention is by described high molecule plastic injection moulding or is molded into after the spinning head with spinneret orifice, then forms with the red needle punching of standard pass.Spinning head after moulding is the densely covered up big and down small conical spinneret orifice in bottom surface; Spinneret orifice lower end diameter is less than the blind hole that standard aperture or spinneret orifice are lower end closed, utilizes the red needle in standard aperture to carry out punching to the lower end of spinneret orifice, makes its lower end diameter (diameter and circularity) reach regulation requirement.
Certainly can also be more specifically: described punching is to insert red needle under plastics softening temperature lower limit condition, drop to after normal temperature, extract red needle out; Or described spinneret orifice lower end closed wall thickness is less than 0.1 millimeter, aperture, described spinneret orifice lower end is the 1/2-3/4 in standard aperture, and described punching is to utilize standard red needle at normal temperatures punching to be carried out in described spinneret orifice lower end.After punching, also carry out water cleaning or air douche.
The invention has the advantages that and use the material of nonmetal high molecule plastic as production wet spinning spinning head, can greatly reduce material cost and the price of spinning head, can: the production cost that 1, significantly reduces synthetic fiber; 2, be that country saves a large amount of valuable rare metals; 3, manufacture simply, greatly improve production capacity; 4, can significantly improve the product quality of textile enterprise's silk thread.
Claims (8)
1. a Non-mental wet-spinning spinneret, it is characterized in that by acid and alkali-resistance, heatproof be greater than 60 DEG C, low water absorption, high molecule plastic that DIMENSIONAL STABILITY is high is made; Described high molecule plastic is polyphenylene sulfide.
2. Non-mental wet-spinning spinneret according to claim 1, is characterized in that being shaped to after the spinning head with spinneret orifice by described high molecule plastic, arranges or arranges, cleans and form.
3. Non-mental wet-spinning spinneret according to claim 2, is shaped to injection moulding or compression molding described in it is characterized in that, described arrangement is, by the red needle in standard aperture, spinneret orifice is carried out to punching.
4. Non-mental wet-spinning spinneret according to claim 3, is characterized in that spinning head bottom surface after the moulding up big and down small conical spinneret orifice that gathers; Spinneret orifice lower end diameter is less than the blind hole that standard aperture or spinneret orifice are lower end closed, utilizes the red needle in standard aperture to carry out punching to the lower end of spinneret orifice, makes its lower end diameter reach regulation requirement.
5. the manufacture method of Non-mental wet-spinning spinneret described in claim 1, is characterized in that by described high molecule plastic injection moulding or is molded into after the spinning head with spinneret orifice, then forms with the red needle punching in standard aperture.
6. the manufacture method of Non-mental wet-spinning spinneret according to claim 5, is characterized in that spinning head bottom surface after the moulding up big and down small conical spinneret orifice that gathers; Spinneret orifice lower end diameter is less than the blind hole that standard aperture or spinneret orifice are lower end closed, utilizes the red needle in standard aperture to carry out punching to the lower end of spinneret orifice, makes its lower end diameter reach regulation requirement.
7. the manufacture method of Non-mental wet-spinning spinneret according to claim 5, is characterized in that described punching is to insert red needle under plastics softening temperature lower limit condition, drops to after normal temperature, extracts red needle out; In the time that spinneret orifice lower end diameter is less than standard aperture, its aperture is the 1/2-3/4 in standard aperture, and the wall thickness that described diameter is less than the spinneret orifice lower end periphery seal part in standard aperture is less than 0.1 millimeter, the described punching that utilizes the red needle in standard aperture to carry out the lower end of spinneret orifice is to utilize standard red needle at normal temperatures punching to be carried out in described spinneret orifice lower end.
8. according to the manufacture method of Non-mental wet-spinning spinneret described in claim 5 or 6 or 7, it is characterized in that also cleaning after punching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN200910180020.0A CN102041558B (en) | 2009-10-23 | 2009-10-23 | Non-mental wet-spinning spinneret and manufacturing method thereof |
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| CN200910180020.0A CN102041558B (en) | 2009-10-23 | 2009-10-23 | Non-mental wet-spinning spinneret and manufacturing method thereof |
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| CN102041558A CN102041558A (en) | 2011-05-04 |
| CN102041558B true CN102041558B (en) | 2014-07-02 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102851750A (en) * | 2011-06-30 | 2013-01-02 | 江苏华亚化纤有限公司 | Microporous spinneret plate for producing twisted products |
| CN111593420B (en) * | 2020-07-08 | 2022-03-29 | 厦门厦芝科技工具有限公司 | Spinneret orifice processing method of spinneret plate |
| CN111571152A (en) * | 2020-07-08 | 2020-08-25 | 厦门厦芝科技工具有限公司 | Spinneret orifice processing method of spinneret plate |
| CN112676565B (en) * | 2020-12-17 | 2021-09-07 | 苏州市吴中喷丝板有限公司 | Production method of superhard cermet material superfine spinneret plate |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB721863A (en) * | 1951-12-10 | 1955-01-12 | Gerhard Aschenbrenner | Improvements in or relating to spinning nozzles |
| GB1029868A (en) * | 1964-12-03 | 1966-05-18 | Sachsisches Kunstseidenwerk Si | Improvement in or relating to spinning nozzles or spinnerets |
| CN201193253Y (en) * | 2006-09-13 | 2009-02-11 | 刘庆冠 | Spinnerette pack for wet silk spinning method |
-
2009
- 2009-10-23 CN CN200910180020.0A patent/CN102041558B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB721863A (en) * | 1951-12-10 | 1955-01-12 | Gerhard Aschenbrenner | Improvements in or relating to spinning nozzles |
| GB1029868A (en) * | 1964-12-03 | 1966-05-18 | Sachsisches Kunstseidenwerk Si | Improvement in or relating to spinning nozzles or spinnerets |
| CN201193253Y (en) * | 2006-09-13 | 2009-02-11 | 刘庆冠 | Spinnerette pack for wet silk spinning method |
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| CN102041558A (en) | 2011-05-04 |
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