CN220887923U - Device for producing a spunbonded nonwoven fabric - Google Patents
Device for producing a spunbonded nonwoven fabric Download PDFInfo
- Publication number
- CN220887923U CN220887923U CN202322656281.3U CN202322656281U CN220887923U CN 220887923 U CN220887923 U CN 220887923U CN 202322656281 U CN202322656281 U CN 202322656281U CN 220887923 U CN220887923 U CN 220887923U
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- CN
- China
- Prior art keywords
- cold air
- supply chamber
- air supply
- protective cover
- nonwoven fabric
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- 239000004745 nonwoven fabric Substances 0.000 title claims abstract description 50
- 238000001816 cooling Methods 0.000 claims abstract description 34
- 230000001681 protective effect Effects 0.000 claims abstract description 34
- 238000009987 spinning Methods 0.000 claims abstract description 13
- 238000004519 manufacturing process Methods 0.000 claims abstract description 10
- 239000004020 conductor Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 230000008092 positive effect Effects 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000007711 solidification Methods 0.000 description 4
- 230000008023 solidification Effects 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000007794 irritation Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Nonwoven Fabrics (AREA)
Abstract
The utility model belongs to the technical field of non-woven fabric manufacturing, and particularly relates to a device for manufacturing a spun-bonded non-woven fabric, which comprises a spinning plate, a cooling mechanism, a stretching mechanism and an intermediate channel, wherein the intermediate channel is communicated with the cooling mechanism and the stretching mechanism, and the device also comprises a protective cover, the upper end of the protective cover is arranged at the lower end of the spinning plate, and the lower end of the protective cover is positioned in the cooling mechanism; compared with the prior art, the utility model has the advantages and positive effects that: the protective cover avoids that the uncured spunbonded nonwoven fabric entering the cooling mechanism is directly contacted with wind in the horizontal direction, the spunbonded nonwoven fabric is primarily cured at low temperature while moving downwards in the protective cover, and the spunbonded nonwoven fabric is cured to a certain extent when penetrating out of the protective cover and can bear larger wind in the horizontal direction, so that the cooling efficiency is higher and the cooling effect is better.
Description
Technical Field
The utility model belongs to the technical field of non-woven fabric manufacturing, and particularly relates to a device for manufacturing a spun-bonded non-woven fabric.
Background
The non-woven fabric is also called as non-woven fabric or non-woven fabric, and has the characteristics of ventilation, flexibility, no combustion supporting, easy decomposition, no toxicity, no irritation, low price and the like, and the non-woven fabric is produced by taking polypropylene granules as raw materials.
The spun-bonded non-woven fabric is one of non-woven fabrics, when the spun-bonded non-woven fabric enters a cooling mechanism for cooling, the spun-bonded non-woven fabric in the cooling mechanism is easy to tear yarns due to excessive wind force or turbulence in the horizontal direction because the temperature of the spun-bonded non-woven fabric is high and the spun-bonded non-woven fabric is not completely solidified, and therefore, the quality of a finished product of the spun-bonded non-woven fabric is poor.
Disclosure of utility model
The present utility model addresses the above-described problems by providing an apparatus for making a spunbond nonwoven fabric.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an apparatus for manufacturing a spunbonded nonwoven fabric comprises a spinning plate, a cooling mechanism, a stretching mechanism, an intermediate channel, a protective cover and a protective cover, wherein the intermediate channel is communicated with the cooling mechanism and the stretching mechanism, the upper end of the protective cover is arranged at the lower end of the spinning plate, and the lower end of the protective cover is positioned in the cooling mechanism.
Preferably, the spinning plate further comprises a suction mechanism, wherein the suction mechanism is arranged below the spinning plate and comprises a first suction part and a second suction part, and the first suction part and the second suction part are equally and symmetrically distributed.
Preferably, the cooling mechanism includes a first cold air supply chamber, a second cold air supply chamber, a third cold air supply chamber, and a fourth cold air supply chamber, wherein the flow rate of the cold air in the first cold air supply chamber is smaller than the flow rate of the cold air in the second cold air supply chamber, the flow rates of the cold air in the first cold air supply chamber and the third cold air supply chamber are equal and opposite, and the flow rates of the cold air in the second cold air supply chamber and the fourth cold air supply chamber are equal and opposite;
the device for manufacturing the spun-bonded non-woven fabric further comprises a plurality of rectifying grids, wherein the plurality of rectifying grids are correspondingly arranged in the inner cavities of the first cold air supply chamber, the second cold air supply chamber, the third cold air supply chamber and the fourth cold air supply chamber.
Preferably, a plurality of air holes are circumferentially formed in the lower end of the side face of the protective cover, and the aperture of the air holes is increased along the vertical downward direction.
Preferably, the shield is a thermally conductive shield.
Preferably, the upper end of the outer side surface of the protective cover is provided with a plurality of heat absorbing plate parts.
Preferably, the protective cover is a telescopic pipe.
Preferably, the protection casing includes rectification frame and protection casing body, rectification frame quantity is a plurality of, and is a plurality of rectification frame evenly distributed is in protection casing body side lower extreme, a plurality of rectification frame and protection casing body medial surface laminating.
Compared with the prior art, the utility model has the advantages and positive effects that:
(1) The protective cover prevents uncured spunbonded nonwoven fabrics entering the cooling mechanism from directly contacting with wind in the horizontal direction, the spunbonded nonwoven fabrics are primarily cured at low temperature while downwards moving in the protective cover, and the spunbonded nonwoven fabrics are cured again through cold air when the spunbonded nonwoven fabrics pass through the protective cover, so that the cooling efficiency is higher, the cooling effect is better, and an obvious protection effect is achieved on the spunbonded nonwoven fabrics with slower solidification;
(2) The shield mitigates the effects of turbulence on the uncured spunbond nonwoven web that begins to enter the cooling mechanism;
(3) The plurality of rectification grids are correspondingly arranged in the first cold air supply chamber and the second cold air supply chamber, and the rectification grids adjust the direction of the cold air, so that the level of the blown cold air is ensured, and the probability of turbulent flow generation is reduced.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the following description of the embodiments will briefly describe the drawings that are required to be used in the description:
FIG. 1 is a schematic view of an apparatus for making a spunbond nonwoven fabric;
FIG. 2 is a schematic illustration of the apparatus suction mechanism and spinneret cooperation for making a spunbond nonwoven fabric;
FIG. 3 is a schematic illustration of an apparatus for making a spunbond nonwoven fabric in combination with a spunbond nonwoven fabric;
FIG. 4 is a schematic illustration of the apparatus hood for making a spunbond nonwoven fabric mated with the spunbond nonwoven fabric;
FIG. 5 is a schematic view of an apparatus hood for making a spunbond nonwoven fabric;
FIG. 6 is a schematic diagram of a second apparatus hood for making a spunbond nonwoven fabric.
Reference numerals:
1-spinning plate;
2-cooling mechanism, 21-first cold air supply chamber, 22-second cold air supply chamber, 23-third cold air supply chamber, 24-fourth cold air supply chamber;
3-a stretching mechanism;
4-an intermediate channel;
5-a rectifying grid;
6-a protective cover, 61-air holes, 62-a heat absorbing plate part, 63-a rectifying frame and 64-a protective cover body;
7-a spunbond nonwoven fabric;
8-suction means, 81-first suction portion, 82-second suction portion.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.
Example 1
An apparatus for manufacturing a spunbonded nonwoven fabric, as shown in fig. 1 and 3, is described below with reference to fig. 1 to 5, and includes a spinneret 1, a cooling mechanism 2, a drawing mechanism 3, and an intermediate passage 4, the intermediate passage 4 communicating the cooling mechanism 2 and the drawing mechanism 3, and further includes a shield 6, the upper end of the shield 6 being mounted to the lower end of the spinneret 1, the lower end of the shield 6 being located in the cooling mechanism 2.
As shown in fig. 2 and 4, the spinning machine further comprises a suction mechanism 8, the suction mechanism 8 is arranged below the spinning plate 1, the suction mechanism 8 comprises a first suction part 81 and a second suction part 82, the first suction part 81 and the second suction part 82 are equally and symmetrically distributed, arrows in the drawing are partial gas flow patterns, the stable fluid flow direction is ensured, the probability of turbulent flow is reduced, the cold air is ensured to be fully contacted with the outer side surface of the protective cover 6, and the heat transfer efficiency is higher.
As shown in fig. 3, the cooling mechanism 2 includes a first cold air supply chamber 21, a second cold air supply chamber 22, a third cold air supply chamber 23, and a fourth cold air supply chamber 24, wherein the flow rate of the cold air in the first cold air supply chamber 21 is smaller than the flow rate of the cold air in the second cold air supply chamber 22, the flow rates of the cold air in the first cold air supply chamber 21 and the third cold air supply chamber 23 are equal and opposite, and the flow rates of the cold air in the second cold air supply chamber 22 and the fourth cold air supply chamber 24 are equal and opposite.
The apparatus for manufacturing a spunbonded nonwoven fabric further comprises a plurality of rectification grids 5, wherein the rectification grids 5 are correspondingly arranged in the inner cavities of the first cold air supply chamber 21, the second cold air supply chamber 22, the third cold air supply chamber 23 and the fourth cold air supply chamber 24.
As shown in fig. 5, a plurality of air holes 61 are circumferentially formed in the lower end of the side surface of the protective cover 6, the aperture of the air holes 61 is increased along the vertical downward direction, and the air holes 61 realize that part of cool air flows into the inner cavity of the protective cover 6, so that the spunbond nonwoven 7 is in transition from low-temperature solidification to low-temperature blowing cooling solidification.
The protection cover 6 is a protection cover made of heat conducting materials, and can conduct heat better, so that the temperature difference between the inside and the outside of the protection cover 6 is not large.
As shown in fig. 5, the upper end of the outer side surface of the protective cover 6 is provided with a plurality of heat absorbing plate parts 62, and the plurality of heat absorbing plate parts 62 ensure better heat transfer efficiency, so that the temperature in the protective cover 6 is lower, and the solidification efficiency of the uncured spunbonded nonwoven fabric 7 entering the cooling mechanism 2 is higher.
The protective cover 6 is a telescopic tube, so that a proper height is selected according to the spun-bonded non-woven fabric 7 to be processed, and the application range of the protective cover 6 is enlarged.
Part of the working steps of the apparatus for manufacturing a spunbond nonwoven fabric:
The spinning plate 1 is used for spinning continuous filaments, the spun filaments then enter the cooling mechanism 2, the cooling mechanism 2 utilizes cooling air to cool the spun filaments, the upper end of the cooling mechanism 2 is provided with the protective cover 6, so that cold air cannot be directly blown to the spun filaments, the spun filaments are primarily cooled only through the lower temperature of the cold air, the spun filaments passing through the protective cover 6 are then cooled through the low temperature of the cold air and the direct contact of the cold air and the spun filaments, the cooling efficiency is high, the spun filaments then enter the stretching mechanism 3 through the middle channel 4, and the stretching mechanism 3 is used for stretching the spun filaments.
Example 2
This embodiment differs from embodiment 1 in that: as shown in fig. 6, the protection cover 6 includes a plurality of rectifying frames 63 and a protection cover body 64, the rectifying frames 63 are uniformly distributed at the lower end of the side surface of the protection cover body 64, and the rectifying frames 63 are attached to the inner side surface of the protection cover body 64.
The plurality of uniformly distributed rectifying frames 63 plays a role in rectifying the cold air entering the hood 6.
The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification and equivalent changes to the above-mentioned embodiments according to the technical substance of the present utility model are still within the protection scope of the technical solution of the present utility model.
Claims (7)
1. An apparatus for producing a spunbonded nonwoven fabric comprising a spinneret (1), a cooling means (2), a drawing means (3) and an intermediate passage (4), said intermediate passage (4) communicating the cooling means (2) and the drawing means (3), characterized in that: the spinning plate cooling device further comprises a protective cover (6), wherein the upper end of the protective cover (6) is arranged at the lower end of the spinning plate (1), and the lower end of the protective cover (6) is positioned in the cooling mechanism (2);
The cooling mechanism (2) comprises a first cold air supply chamber (21), a second cold air supply chamber (22), a third cold air supply chamber (23) and a fourth cold air supply chamber (24), wherein the flow rate of the cold air in the first cold air supply chamber (21) is smaller than that in the second cold air supply chamber (22), the flow rates of the cold air in the first cold air supply chamber (21) and the third cold air supply chamber (23) are equal and opposite, and the flow rates of the cold air in the second cold air supply chamber (22) and the fourth cold air supply chamber (24) are equal and opposite;
The device for manufacturing the spun-bonded non-woven fabric further comprises a plurality of rectifying grids (5), wherein the plurality of rectifying grids (5) are correspondingly arranged in the inner cavities of the first cold air supply chamber (21), the second cold air supply chamber (22), the third cold air supply chamber (23) and the fourth cold air supply chamber (24).
2. An apparatus for making a spunbond nonwoven fabric as in claim 1, wherein: still include suction mechanism (8), suction mechanism (8) install in spinneret (1) below, suction mechanism (8) are including first suction portion (81) and second suction portion (82), equal symmetric distribution of first suction portion (81) and second suction portion (82) size.
3. An apparatus for making a spunbond nonwoven fabric as in claim 1, wherein: a plurality of air holes (61) are circumferentially formed in the lower end of the side face of the protective cover (6), and the aperture of each air hole (61) is increased along the vertical downward direction.
4. An apparatus for making a spunbond nonwoven fabric as in claim 1, wherein: the protective cover (6) is made of heat conducting materials.
5. An apparatus for making a spunbond nonwoven fabric as in claim 4, wherein: the upper end of the outer side surface of the protective cover (6) is provided with a plurality of heat absorbing plate parts (62).
6. An apparatus for making a spunbond nonwoven fabric as in claim 1, wherein: the protective cover (6) is a telescopic pipe.
7. An apparatus for making a spunbond nonwoven fabric as in claim 1, wherein: the protection casing (6) is including rectification frame (63) and protection casing body (64), rectification frame (63) quantity is a plurality of, and a plurality of rectification frame (63) evenly distributed is in protection casing body (64) side lower extreme, a plurality of rectification frame (63) are laminated with protection casing body (64) medial surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322656281.3U CN220887923U (en) | 2023-09-28 | 2023-09-28 | Device for producing a spunbonded nonwoven fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322656281.3U CN220887923U (en) | 2023-09-28 | 2023-09-28 | Device for producing a spunbonded nonwoven fabric |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220887923U true CN220887923U (en) | 2024-05-03 |
Family
ID=90873346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322656281.3U Active CN220887923U (en) | 2023-09-28 | 2023-09-28 | Device for producing a spunbonded nonwoven fabric |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220887923U (en) |
-
2023
- 2023-09-28 CN CN202322656281.3U patent/CN220887923U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |