CN111676526A - Melt-blown fabric spinning module, melt-blown fabric mold and melt-blown fabric manufacturing method - Google Patents
Melt-blown fabric spinning module, melt-blown fabric mold and melt-blown fabric manufacturing method Download PDFInfo
- Publication number
- CN111676526A CN111676526A CN202010315117.4A CN202010315117A CN111676526A CN 111676526 A CN111676526 A CN 111676526A CN 202010315117 A CN202010315117 A CN 202010315117A CN 111676526 A CN111676526 A CN 111676526A
- Authority
- CN
- China
- Prior art keywords
- spinneret
- cavity
- melt
- module
- spinning
- 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.)
- Granted
Links
Images
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D4/00—Spinnerette packs; Cleaning thereof
- D01D4/02—Spinnerettes
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
- D01D5/098—Melt spinning methods with simultaneous stretching
- D01D5/0985—Melt spinning methods with simultaneous stretching by means of a flowing gas (e.g. melt-blowing)
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/56—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving in association with fibre formation, e.g. immediately following extrusion of staple fibres
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The invention relates to a melt-blown fabric spinning module, a melt-blown fabric die and a melt-blown fabric manufacturing method, comprising a spinneret plate, wherein the upper end of the spinneret plate comprises a conical nozzle, and the top end of the nozzle is provided with a plurality of spinning holes; the top end of the spray head is an end face, one end of each of the plurality of spinneret orifices is arranged on the end face, the other end of each spinneret orifice is communicated with the material cavity, an accommodating cavity is formed in each spinneret orifice, a spinneret module matched with the cavity is embedded in the cavity, each spinneret module comprises an inner hole with two communicated ends, each inner hole is communicated with the corresponding spinneret orifice, one end of each spinneret module is abutted against the bottom of the corresponding cavity, and the other end of each spinneret module is flush with or higher than the end face; in the spinning module, the diameter of an inner hole communicated with the spinning hole is 0.05mm-0.30 mm. The melt-blown fabric spinning module, the melt-blown fabric die and the melt-blown fabric manufacturing method have the advantages of low cost, easiness in replacement, high quality and high fineness.
Description
Technical Field
The invention relates to the technical field of melt-blown spinning, in particular to a melt-blown fabric spinning module, a melt-blown fabric die and a melt-blown fabric manufacturing method.
Background
The structure of the existing die of the melt-blown fabric is manufactured by processing integral die steel, and the diameter of a spinneret orifice of the existing die is generally more than 0.2 mm. The smaller the meltblown web pore size, the better the adsorptive separation generally. However, the smaller the pore diameter is, the more easily the pore is blocked in the injection process of the mold, if the mold is not polished, the service life of the mold is extremely short, and the problems of fishing net shape, crystalline shape and the like are easily caused in the injection process, so that the quality requirement cannot be met. Due to the limitation of processing technology and materials, the production of the meltblown fabric by finer spinneret orifices cannot be realized, so that the quality and the fineness of the sprayed meltblown fabric are poor, the adsorption and isolation effects are not ideal, and compared with foreign similar products, the protection grade and the protection effect of the meltblown fabric hardly reach the standards of European and American countries.
In addition, after long-term use, the glue spraying holes in the melt-blown fabric die are easily worn and blocked, and because the die is integrally manufactured, a certain part is damaged or worn, the integral module needs to be replaced, and the cost for replacing the die is very high.
Aiming at the current situation, a novel melt-blown fabric die which is easy to replace, has thinner glue spraying holes and better adsorption and isolation effects is urgently needed to be developed.
Disclosure of Invention
In view of the above, it is desirable to provide a melt-blown fabric spinning die set, a melt-blown fabric die set, and a melt-blown fabric manufacturing method, which are low in cost, easy to replace, and excellent in quality and fineness.
In order to solve the technical problem, the melt-blown fabric spinning module comprises a spinneret plate, wherein the upper end of the spinneret plate comprises a conical nozzle, and the top end of the nozzle is provided with a plurality of spinning holes;
the top end of the spray head is an end face, one end of each of the plurality of spinneret orifices is arranged on the end face, the other end of each spinneret orifice is communicated with the material cavity, an accommodating cavity is formed in each spinneret orifice, a spinneret module matched with the cavity is embedded in the cavity, each spinneret module comprises an inner hole with two communicated ends, each inner hole is communicated with the corresponding spinneret orifice, one end of each spinneret module is abutted against the bottom of the corresponding cavity, and the other end of each spinneret module is flush with or higher than the end face; in the spinning module, the diameter of an inner hole communicated with the spinning hole is 0.05mm-0.30 mm.
In the melt-blown fabric spinning module, the spinning module is made of ceramics, hard alloy, toughened glass, sapphire or ruby.
In the melt-blowing cloth spinning module, the cavity is an inverted cone
The diameter of the bottom of the structure is 0.2mm-5.0mm, and the diameter of the top of the structure is 0.2mm-0.7 mm.
In the melt-blowing cloth spinning module, the cavity is cylindrical, and the diameter of the cavity is 0.2mm-0.7 mm.
A melt-blown fabric mold comprises a spinneret plate, wherein a feeding plate fixed with the spinneret plate is arranged below the spinneret plate, the feeding plate comprises a material groove and a feeding hole communicated with the material groove, and a material sieve plate is arranged between the material groove and a material cavity; the two sides of the nozzle are concave to form a groove, an air inlet plate is arranged above the groove respectively, an air inlet pipe communicated with the groove is arranged in the air inlet plate, one side of the air inlet plate comprises an inclined plane matched with the conical nozzle, the inclined plane of each air inlet plate and the two side surfaces of the nozzle form a gap air cavity respectively, high-pressure air reaches the groove after passing through the air inlet pipe, and then high-pressure air flow is formed by the groove and the gap air cavity to reach the spinneret hole, so that high-pressure atomization is carried out on umbilical substances sprayed out from the spinneret hole.
In the melt-blown spinning module of the present invention, a heating pipeline transversely penetrating through the spinneret plate is disposed in the spinneret plate.
A meltblown fabric manufacturing process, said process comprising the steps of:
s1, preparing a plurality of spinning modules;
s2, arranging an end face at the top end of the spray head, and arranging a plurality of spinneret orifices on the end face;
s3, respectively forming a cavity matched with the spinning modules on the spinning holes, and embedding and fixing the spinning modules in the cavities;
and S4, finally, melt-blowing melt mass feeding, melt extrusion, fiber formation, fiber cooling, web formation and reinforcement are carried out to obtain the finished melt-blown fabric.
In the manufacturing method of the melt-blown fabric, the material of the spinning module is ceramic, hard alloy, toughened glass, sapphire or ruby.
In the manufacturing method of the melt-blown fabric, the cavity is of an inverted cone-shaped structure, the diameter of the bottom of the cavity is 0.2mm-5.0mm, and the diameter of the top of the cavity is 0.2mm-0.7 mm.
In the manufacturing method of the melt-blown fabric, the cavity is cylindrical, and the diameter of the cavity is 0.2mm-0.7 mm.
In the melt-blown fabric spinning module, the melt-blown fabric die and the melt-blown fabric manufacturing method, the spinning module is arranged in the spinning hole, so that the glue spraying hole becomes thin, a nozzle can spray thinner glue when spraying, the sprayed melt-blown fabric is thinner and more uniform, and the medical mask manufactured by adopting the melt-blown fabric can play a better medical protection effect. The minimum size of the glue spraying hole in European and American countries is 0.15mm at present. The diameter of the glue spraying hole can use the spinning modules with different inner diameters according to the requirement, the thinnest can be made into 0.05mm, and the quality of the melt-blown cloth made by adopting the novel die greatly exceeds the technical standard requirements of Europe and America.
The melt-blown fabric spinning module, the melt-blown fabric die and the melt-blown fabric manufacturing method can greatly save the cost of the melt-blown die; in addition, because the melt-blown fabric glue spraying holes are easy to block in the long-term use process, the replacement cost of the die is very high, and the melt-blown module with different inner diameters is embedded, so that the function of the melt-blown die can be recovered only by replacing the melt-blown module in the long-term use process, and the die cost is greatly saved.
Drawings
FIG. 1 is an overall view of the meltblown die of the present invention.
FIG. 2 is a top view of the meltblown die of the present invention.
Fig. 3 is a sectional view showing the structure in the direction of a-a in fig. 2.
FIG. 4 is an exploded view of the meltblown die of the present invention.
Fig. 5 is a partial enlarged view of the structure of fig. 3 at B according to the present invention.
FIG. 6 is a partial enlarged view of another embodiment of the structure shown at B in FIG. 3 according to the present invention.
FIG. 7 is a partial enlarged view of another embodiment of the structure shown at B in FIG. 3.
Fig. 8 is a structural view of the head of the present invention.
FIG. 9 is a schematic diagram of a meltblown die set and a meltblown die of the present invention.
FIG. 10 is a schematic diagram of a meltblown die set according to another embodiment of the present invention.
Wherein: 10. a spinneret plate; 12. a spray head; 122. a spinneret orifice; 124. an end face; 126. a material cavity; 128. a cavity; 129. a groove; 14. heating the pipeline;
20. feeding a plate; 22. a trough;
30. an air intake plate; 32. an air inlet pipe; 32. air inlet pipe
40. A spinning module; 42. an inner bore;
100. the clearance air cavity.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the meltblown die set and the method for manufacturing the meltblown fabric of the present invention are further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 4 to 8, a meltblown spinneret assembly according to an embodiment of the present invention includes a spinneret 10, the upper end of the spinneret 10 includes a conical nozzle 12, the top end of the nozzle 12 is provided with a plurality of nozzle holes 122, and the nozzle holes 122 are used for ejecting meltblown fibers;
the top end of the nozzle 12 is an end face 124, one end of each of a plurality of spinneret holes 122 is arranged on the end face 124, the other end of each of the spinneret holes 122 is communicated with the material cavity 126, an accommodating cavity 128 is formed in each spinneret hole 122, a spinneret module 40 matched with the cavity 128 is embedded in each cavity 128, each spinneret module 40 comprises an inner hole 42 with two communicated ends, each inner hole 42 is communicated with each spinneret hole 122, one end of each spinneret module 40 is abutted against the bottom of each cavity 128, and the other end of each spinneret module 40 is flush with the end face 124 or is higher than the end face 124;
in the spinning module 40, the diameter of the inner hole 42 communicated with the spinning hole 122 is 0.05mm-0.30mm, and the diameter of the spinning hole 122 is large.
Polishing after processing spinneret orifices, taking an N95 mask as an example, the aperture of the micropore of a melt-blown die is generally 0.1-0.15 mm, the aperture of the micropore of the melt-blown die of other masks is generally 0.2-0.3 mm, and the smaller the diameter of the spinneret orifice of melt-blown cloth is, the better the adsorption and isolation effect is generally.
In addition, in the melt-blown fabric spinning module of the present invention, the material of the spinning module 40 is ceramic, hard alloy, toughened glass, sapphire or ruby, which is a high temperature and wear resistant material, and during the extrusion spinning process, because the spun melt is high temperature and high pressure, the size of the spinning holes is small, the spinning holes are easy to deform, which affects the quality of melt-blown fabric. The spinning module 40 of the invention is made of high temperature resistant and wear resistant materials, and has the characteristics of difficult deformation and durability.
Further, as shown in fig. 9, in the present invention, the cavity 128 is cylindrical and has a diameter of 0.2mm to 0.7mm, the spinning module 40 is adapted to the cavity of the cylindrical structure, and the spinning module 40 is embedded in and fixed to the cavity of the cylindrical structure, so that the spinning module 40 has the characteristics of difficult deformation and durability due to the characteristics of easy replacement and low cost.
Further, as shown in fig. 10, in the present invention, the cavity 128 may be configured as an inverted cone structure, the diameter of the bottom of the cavity is 0.2mm-5.0mm, the diameter of the top of the cavity is greater than 0.2mm to 0.7mm, the spinning module 40 is adapted to the cavity of the inverted cone structure, and the spinning module 40 is embedded in the cavity of the inverted cone structure, which also has the above-mentioned advantageous characteristics.
As shown in fig. 1 to 3, a melt-blown fabric die comprises, for example, a spinneret plate, a feeding plate 20 fixed to the spinneret plate 10 is arranged below the spinneret plate, the feeding plate 20 includes a trough 22 and a feeding hole (not shown) communicated with the trough 22, the feeding hole can be arranged at the bottom of the feeding plate, a material screen plate 50 is arranged between the trough 22 and a material cavity 126, melt-blown fabric is fed through the feeding hole at the bottom of the feeding plate 20 and enters the trough, the melt-blown fabric enters the material cavity 126 by applying pressure after entering the trough, and the melt-blown fabric is filtered and decontaminated through the material screen plate 50 when entering the material cavity 126;
a groove 129 is formed by recessing two sides of the nozzle 12, an air inlet plate 30 is respectively arranged above the groove 129, an air inlet pipe 32 communicated with the groove 129 is arranged in the air inlet plate 30, an inclined plane 34 matched with the conical nozzle 12 is arranged on one side of the air inlet plate 30, an air gap air cavity 100 is respectively formed by the inclined plane 34 of each air inlet plate 30 and two side surfaces of the nozzle 12, high-pressure air reaches the groove 129 through the air inlet pipe 32, high-pressure air flow is formed by the groove 129 through the air gap air cavity 100 to the spinneret hole 122, and high-pressure atomization is carried out on umbilical substances sprayed out of the spinneret hole 122.
After the spinneret orifices of the melt-blown fabric die are improved, the process steps of melt-blown melt feeding, melt extrusion, fiber formation, fiber cooling, web formation, fabric reinforcement and the like are carried out.
Further, in the melt-blown fabric die of the present invention, a heating pipe 14 transversely penetrating the spinneret 10 is provided in the spinneret 10, and a heating unit is provided in the heating pipe 14, so that the melt-blown fabric in the trough can be maintained at a certain temperature by the heating unit.
As shown in fig. 5 to 8, in a meltblown manufacturing method according to the present invention, the method includes the steps of:
s1, preparing a plurality of spinning modules 40, wherein each spinning module 40 has a cylindrical structure or an inverted conical structure with two communicated ends;
s2, arranging an end face 124 at the top end of the spray head 12, and arranging a plurality of spinneret holes 122 on the end face 124;
s3, selecting spinning modules 40 with one size according to the processing quality requirement, respectively arranging a cavity 128 matched with the spinning modules 40 on the plurality of spinning holes 122, embedding and fixing the plurality of spinning modules 40 in the cavity 128, and embedding and fixing the spinning modules 40 in the cavity 128 by gluing and the like;
and S4, finally, melt-blowing melt mass feeding, melt extrusion, fiber formation, fiber cooling, web formation and reinforcement are carried out to obtain the finished melt-blown fabric.
In the invention, the inner diameter of the spinning module 40 is 0.05mm-0.30mm, and the spinning module 40 is arranged in the spinning holes, so that the original large hole diameter can be changed into any selection of 0.05mm-0.30mm according to the requirement without changing an integral mould, and the spinning module has the characteristics of easy selectivity and low cost.
Further, in the manufacturing method of the melt-blown fabric of the present invention, according to the above method, the material of the spinning module 40 is ceramic, cemented carbide, tempered glass, sapphire or ruby; the cavity 128 is an inverted cone-shaped structure, the diameter of the bottom of the cavity is 0.2mm-5.0mm, and the diameter of the top of the cavity is 0.2mm-0.7 mm; the cavity 128 is cylindrical and has a diameter of 0.2mm to 0.7 mm. The beneficial effects are as described above, and are not described herein again.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a melt-blown fabric spouts a module which characterized in that: the spinneret plate comprises a spinneret plate (10), wherein the upper end of the spinneret plate (10) comprises a conical spray head (12), and a plurality of spinneret orifices (122) are formed in the top end of the spray head (12);
the top end of the spray head (12) is an end face (124), one end of each of the plurality of spinneret holes (122) is arranged on the end face (124), the other end of each spinneret hole is communicated with the material cavity (126), a containing cavity (128) is arranged in each spinneret hole (122), a spinneret module (40) matched with the cavity (128) is embedded in each cavity (128), each spinneret module (40) comprises an inner hole (42) with two communicated ends, each inner hole (42) is communicated with each spinneret hole (122), one end of each spinneret module (40) is abutted against the bottom of each cavity (128), and the other end of each spinneret module is flush with the end face (124) or higher than the end face (124);
in the spinning module (40), the diameter of an inner hole (42) communicated with the spinning hole (122) is 0.05mm-0.30 mm.
2. The meltblown spinneret die set according to claim 1 wherein: the spinning module (40) is made of ceramics, hard alloy, toughened glass, sapphire or ruby.
3. The meltblown spinneret die set according to claim 1 wherein: the cavity (128) is of an inverted cone structure, the diameter of the bottom of the cavity is 0.2mm-5.0mm, and the diameter of the top of the cavity is 0.2mm-0.7 mm.
4. The meltblown spinneret die set according to claim 1 wherein: the cavity (128) is cylindrical and has a diameter of 0.2mm to 0.7 mm.
5. A melt-blown fabric die comprising a spinneret plate according to any one of claims 1 to 4, wherein a feed plate (20) is fixed to the spinneret plate (10) below the spinneret plate, the feed plate (20) comprises a trough (22) and feed holes communicating with the trough (22), and a material screen plate (50) is disposed between the trough (22) and the material chamber (126);
the high-pressure atomizing nozzle is characterized in that a groove (129) is formed in two sides of the nozzle (12) in a concave mode, an air inlet plate (30) is arranged above the groove (129), an air inlet pipe (32) communicated with the groove (129) is arranged in the air inlet plate (30), an inclined plane (34) matched with the conical nozzle (12) is arranged on one side of the air inlet plate (30), an air gap cavity (100) is formed between the inclined plane (34) of each air inlet plate (30) and two side faces of the nozzle (12), high-pressure air reaches the groove (129) after passing through the air inlet pipe (32), then the groove (129) forms high-pressure air flow to the position of the spinneret hole (122) through the air gap cavity (100), and high-pressure atomization is conducted on umbilical substances sprayed out of the spinneret hole (122).
6. The meltblown spinneret die set according to claim 5 wherein: a heating pipeline (14) transversely penetrating through the spinneret plate (10) is arranged in the spinneret plate (10).
7. A meltblown fabric manufacturing process, comprising the steps of:
s1, preparing a plurality of spinning modules (40);
s2, arranging an end face (124) at the top end of the spray head (12), and arranging a plurality of spinneret orifices (122) on the end face (124);
s3, respectively forming a cavity (128) matched with the spinning modules (40) on the spinning holes (122), and embedding and fixing the spinning modules (40) in the cavity (128);
and S4, finally, melt-blowing melt mass feeding, melt extrusion, fiber formation, fiber cooling, web formation and reinforcement are carried out to obtain the finished melt-blown fabric.
8. The meltblown fabric manufacturing process of claim 7, wherein: the spinning module (40) is made of ceramics, hard alloy, toughened glass, sapphire or ruby.
9. The meltblown spinneret die set according to claim 7 wherein: the cavity (128) is of an inverted cone structure, the diameter of the bottom of the cavity is 0.2mm-5.0mm, and the diameter of the top of the cavity is 0.2mm-0.7 mm.
10. The meltblown spinneret die set according to claim 7 wherein: the cavity (128) is cylindrical and has a diameter of 0.2mm to 0.7 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010315117.4A CN111676526B (en) | 2020-04-21 | 2020-04-21 | Melt-blown fabric spinning module, melt-blown fabric die and melt-blown fabric manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010315117.4A CN111676526B (en) | 2020-04-21 | 2020-04-21 | Melt-blown fabric spinning module, melt-blown fabric die and melt-blown fabric manufacturing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111676526A true CN111676526A (en) | 2020-09-18 |
| CN111676526B CN111676526B (en) | 2023-09-01 |
Family
ID=72451725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010315117.4A Active CN111676526B (en) | 2020-04-21 | 2020-04-21 | Melt-blown fabric spinning module, melt-blown fabric die and melt-blown fabric manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111676526B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112609248A (en) * | 2020-12-30 | 2021-04-06 | 苏州市吴中喷丝板有限公司 | Electrostatic melt-blown spinning device and method thereof |
| CN112760724A (en) * | 2020-12-16 | 2021-05-07 | 湖南三易精工科技有限公司 | Spray head assembly of melt-blown fabric extruder for melt-blown fabric production and using method thereof |
| CN113174700A (en) * | 2021-04-25 | 2021-07-27 | 深圳汇信昌供应链有限公司 | Processing method of non-woven wall cloth with high air permeability |
| CN114808274A (en) * | 2022-04-28 | 2022-07-29 | 巴送客货科技(北京)有限公司 | Novel battery melt-blown fabric printing type spray head |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1157862A (en) * | 1996-10-21 | 1997-08-27 | 山西省化学纤维研究所 | Gas drawing method spining technology |
| JP2001003221A (en) * | 1999-04-23 | 2001-01-09 | Hokuriku Seikei Kogyo Kk | Spinneret for spinning molten resin and its production |
| CN1292050A (en) * | 1998-03-03 | 2001-04-18 | 诺德森公司 | Apparatus and method for manufacture of nonwoven webs and laminates |
| US6364647B1 (en) * | 1998-10-08 | 2002-04-02 | David M. Sanborn | Thermostatic melt blowing apparatus |
| CN103114341A (en) * | 2013-02-22 | 2013-05-22 | 昆山鸿福泰环保科技有限公司 | Spinning nozzle for processing PP (polypropylene) filter elements |
| US9260799B1 (en) * | 2013-05-07 | 2016-02-16 | Thomas M. Tao | Melt-blowing apparatus with improved primary air delivery system |
| CN212316289U (en) * | 2020-04-21 | 2021-01-08 | 山东丁鼎科技发展有限公司 | Melt-blown fabric spouts a die set and melt-blown fabric mould |
-
2020
- 2020-04-21 CN CN202010315117.4A patent/CN111676526B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1157862A (en) * | 1996-10-21 | 1997-08-27 | 山西省化学纤维研究所 | Gas drawing method spining technology |
| CN1292050A (en) * | 1998-03-03 | 2001-04-18 | 诺德森公司 | Apparatus and method for manufacture of nonwoven webs and laminates |
| US6364647B1 (en) * | 1998-10-08 | 2002-04-02 | David M. Sanborn | Thermostatic melt blowing apparatus |
| JP2001003221A (en) * | 1999-04-23 | 2001-01-09 | Hokuriku Seikei Kogyo Kk | Spinneret for spinning molten resin and its production |
| CN103114341A (en) * | 2013-02-22 | 2013-05-22 | 昆山鸿福泰环保科技有限公司 | Spinning nozzle for processing PP (polypropylene) filter elements |
| US9260799B1 (en) * | 2013-05-07 | 2016-02-16 | Thomas M. Tao | Melt-blowing apparatus with improved primary air delivery system |
| CN212316289U (en) * | 2020-04-21 | 2021-01-08 | 山东丁鼎科技发展有限公司 | Melt-blown fabric spouts a die set and melt-blown fabric mould |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112760724A (en) * | 2020-12-16 | 2021-05-07 | 湖南三易精工科技有限公司 | Spray head assembly of melt-blown fabric extruder for melt-blown fabric production and using method thereof |
| CN112609248A (en) * | 2020-12-30 | 2021-04-06 | 苏州市吴中喷丝板有限公司 | Electrostatic melt-blown spinning device and method thereof |
| CN112609248B (en) * | 2020-12-30 | 2022-01-14 | 苏州市吴中喷丝板有限公司 | Electrostatic melt-blown spinning device and method thereof |
| CN113174700A (en) * | 2021-04-25 | 2021-07-27 | 深圳汇信昌供应链有限公司 | Processing method of non-woven wall cloth with high air permeability |
| CN114808274A (en) * | 2022-04-28 | 2022-07-29 | 巴送客货科技(北京)有限公司 | Novel battery melt-blown fabric printing type spray head |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111676526B (en) | 2023-09-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111676526A (en) | Melt-blown fabric spinning module, melt-blown fabric mold and melt-blown fabric manufacturing method | |
| CN212316289U (en) | Melt-blown fabric spouts a die set and melt-blown fabric mould | |
| CN111334871A (en) | Melt-blown fabric spouts a nozzle | |
| US3081490A (en) | Spinning apparatus for the spinning of hollow filaments | |
| CN111778567A (en) | Quick-change type superfine hole spinning nozzle die | |
| CN111850707B (en) | Melt-blown cloth die head spinneret plate structure with double rows of nozzles | |
| US5320512A (en) | Apparatus for spinning multicomponent hollow fibers | |
| CN201236230Y (en) | Double-channel composite spinning jet for producing dual-cross parallelly-arranged composite fiber | |
| CN101457407A (en) | Spinneret for hollow silk and spinning device with the same | |
| CN111636103A (en) | Melt-blown die head | |
| CN210826455U (en) | Melt-blown spinning nozzle structure | |
| CN212316290U (en) | Melt-blown fabric spouts a nozzle | |
| CN212640668U (en) | Melt-blown die head | |
| CN216688428U (en) | Melt-blown mould | |
| CN101187072B (en) | Composite spinneret pack for preparing flap optical fiber | |
| CN212741589U (en) | Quick-change type superfine hole spinning nozzle die | |
| CN212611010U (en) | Spinneret plate structure for melt-blown fabric production | |
| CN202913106U (en) | Spinning component for producing hollow fibers | |
| CN212460623U (en) | PETG high chamber hot half die use number of times counting assembly | |
| US20220339585A1 (en) | Spinneret | |
| CN202898610U (en) | Spinning section melt filtering device | |
| CN112813510B (en) | Superfine-hole melt-blown plate and manufacturing method thereof | |
| CN201778151U (en) | Silk-spinning component capable of eliminating melt flow death points | |
| CN219951303U (en) | Fine denier composite yarn spinning assembly | |
| CN114182368B (en) | Melt-blown mould |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |