CN212771278U - Melt-blown non-woven fabric processing machine with cold air diversion trench - Google Patents
Melt-blown non-woven fabric processing machine with cold air diversion trench Download PDFInfo
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- CN212771278U CN212771278U CN202021435251.XU CN202021435251U CN212771278U CN 212771278 U CN212771278 U CN 212771278U CN 202021435251 U CN202021435251 U CN 202021435251U CN 212771278 U CN212771278 U CN 212771278U
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- Prior art keywords
- cold air
- diversion trench
- melt
- nozzle
- processing machine
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- 239000004744 fabric Substances 0.000 title claims abstract description 68
- 239000004750 melt-blown nonwoven Substances 0.000 title claims abstract description 20
- 238000009987 spinning Methods 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 229920005594 polymer fiber Polymers 0.000 abstract description 14
- 238000001816 cooling Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000004745 nonwoven fabric Substances 0.000 abstract description 4
- 229920000642 polymer Polymers 0.000 description 5
- 239000000835 fiber Substances 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010583 slow cooling Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Images
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- Treatment Of Fiber Materials (AREA)
Abstract
The utility model relates to a non-woven fabrics production facility technical field specifically is a take melt-blown non-woven fabrics processing machine of cold wind guiding gutter. The melt-blown non-woven fabric processing machine with the cold air diversion trench comprises a nozzle, a fabric receiving machine arranged below the nozzle, a fabric receiving net which runs circularly is arranged on the fabric receiving machine, the cold air diversion trench is arranged above the fabric receiving net and below the nozzle, an air inlet of the cold air diversion trench is communicated with an air outlet of an air conditioner, and an end face of the air outlet of the cold air diversion trench is parallel to a spinning working face of the nozzle. The utility model discloses can more pertinence cool off from the nozzle spun polymer fiber, accelerate cooling rate, guide simultaneously and reflect the hot gas flow, avoid reflecting the influence of hot gas flow to polymer fiber.
Description
Technical Field
The utility model relates to a non-woven fabrics production facility technical field specifically is a take melt-blown non-woven fabrics processing machine of cold wind guiding gutter.
Background
The melt-blown non-woven fabric processing machine heats and melts the high molecular polymer, sprays filamentous fibers through a spray hole, and cools and shapes the fibers falling on a fabric receiving net to form the non-woven fabric. The temperature of the high molecular polymer in a molten state is usually 200-300 ℃, but the distance from the nozzle to the cloth connecting net is dozens of centimeters, the high molecular polymer fiber sprayed out from the nozzle releases a large amount of heat to the surrounding environment, so that the production environment temperature is gradually increased, and the overhigh environment temperature is not beneficial to cooling and shaping the fiber. Because the melt-blown non-woven fabric needs to be immediately wound into a bundle after being cooled and shaped on the fabric connecting net, the production efficiency is influenced by slow cooling and shaping, and even the product quality of the melt-blown non-woven fabric is influenced by poor air permeability and filtering performance easily in severe cases. In addition, the melt-blown non-woven fabric processing machine blows out the melted high molecular polymer from the nozzle by utilizing hot air, the hot air blows to the fabric connecting net when the polymer fiber falls onto the fabric connecting net, one part of the hot air blown to the fabric connecting net passes through the fabric connecting net, the other part of the hot air is blocked and rebounded by the fabric connecting net and the non-woven fabric, and the rebounded hot air is one of the reasons for slow cooling and shaping of the polymer fiber.
Disclosure of Invention
The utility model aims at providing a can cool off polymer fibre fast, avoid connecing melt-blown nonwoven processing machine of taking cold wind guiding gutter of the hot-blast bounce-back of cloth net.
In order to achieve the above object, the utility model provides a following technical scheme: the melt-blown non-woven fabric processing machine with the cold air diversion trench comprises a nozzle, a fabric receiving machine arranged below the nozzle, a fabric receiving net which runs circularly is arranged on the fabric receiving machine, the cold air diversion trench is arranged above the fabric receiving net and below the nozzle, an air inlet of the cold air diversion trench is communicated with an air outlet of an air conditioner, and an end face of the air outlet of the cold air diversion trench is parallel to a spinning working face of the nozzle.
The cloth receiving machine comprises a plurality of groups of guide rollers and a cloth receiving net, wherein the guide rollers are arranged on the rack, the cloth receiving net is sleeved on the guide rollers and driven by the guide rollers to run, and the guide rollers are in transmission connection with the driving mechanism; the cold air guiding gutter is of a rectangular tubular structure with the width matched with the rack, the lower end of the cold air guiding gutter is connected with a cold air gutter support through a fastening bolt, the cold air gutter support is a pair of connecting plates symmetrically arranged on two sides of the cloth receiving net, and the lower ends of the connecting plates are fixedly connected to the upper end of the rack.
The cold air diversion trench comprises a connecting pipe, a telescopic hose and a rigid diversion pipe which are sequentially communicated, and the connecting pipe is used for connecting an air outlet of the air conditioner.
The connecting plates forming the cold air duct bracket are angle steels or channel steels.
The connecting plate forming the cold air duct support is an angle steel, a long hole extending along the length direction is formed in one side wall of the angle steel, and a fastening bolt penetrates through the long hole in an inserted mode.
And an air outlet of the rigid flow guide pipe is provided with an air homogenizing plate which is a screen or a shutter densely provided with vent holes.
The lower surface of the cold air diversion trench is parallel to the upper surface of the cloth receiving net.
Compared with the prior art, the utility model discloses can more pertinence cool off from the nozzle spun polymer fiber, accelerate cooling rate, guide reflection hot gas flow simultaneously, avoid reflecting hot gas flow to polymer fiber's influence.
Drawings
Fig. 1 is a schematic cross-sectional structure diagram of an embodiment of the present invention.
Fig. 2 is a schematic sectional view of another aspect of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and 2, fig. 1 is a schematic cross-sectional view of a showerhead, and fig. 2 is a schematic cross-sectional view of the showerhead. Take melt-blown non-woven fabrics processing machine of cold wind guiding gutter include nozzle 1, set up connect cloth machine 2 in nozzle 1 below connect cloth machine 2 to be provided with circulation moving on the cloth machine and connect the gauze 3, nozzle 1 is rectangular shape, and one row of orifice is being arranged to its bottom, can spout fused high molecular polymer and high temperature hot gas flow simultaneously in this orifice, and one row of polymer fiber of 1 spun of during operation nozzle forms and spouts a line working face.
The cloth receiving machine 2 comprises a plurality of groups of guide rollers 22 arranged on a rack 21 and a cloth receiving net 3 which is sleeved on the guide rollers 22 and driven by the guide rollers 22 to operate, and the guide rollers 22 are in transmission connection with a driving mechanism; the frame 21 adopts four piece at least stands and a plurality of horizontal poles of connecting between the stand to constitute frame construction jointly, and two parallel arrangement's deflector roll 22 can rotatably be installed in the upper end of frame 21, and the position that slightly hangs down is installed on frame 21 to two other parallel arrangement's deflector roll 22, and four deflector roll 22 mutual parallel arrangement constitute quadrangle bearing structure jointly, and flexible cloth that connects net 3 is cyclic annular, the suit is on four deflector rolls 22 simultaneously, and the rotation of arbitrary deflector roll 22 can drive and connect cloth net 3 circulation operation. Of course, in order to keep the fabric receiving net 3 in a tight state, a tension wheel or a tension roller may be installed on the frame 21, the tension wheel or the tension roller is installed inside the fabric receiving net 3, and the tension wheel or the tension roller is enabled to support the fabric receiving net 3 to the outside so as to keep the fabric receiving net in a tight state, so that the receiving surface of the fabric receiving net 3 below the nozzle 1 is a plane.
The cold air guide groove 4 is arranged above the fabric receiving net 3 and below the nozzle 1, the cold air guide groove 4 is positioned between the nozzle 1 and the receiving surface of the fabric receiving net 3, an air inlet of the cold air guide groove 4 is communicated with an air outlet of an air conditioner and used for guiding cold air into the lower part of the nozzle 1, an air outlet end face of the cold air guide groove 4 is parallel to a spinning working surface of the nozzle 1, and in order to achieve a better cooling effect, the air outlet end face of the cold air guide groove 4 should be close to the spinning working surface of the nozzle 1 as far as possible on the premise that the spinning of the nozzle 1 is not influenced. This cold wind guiding gutter 4 can only be one, sets up in the arbitrary side of spouting the silk working face, also can spout the front and back bilateral symmetry of silk working face and set up two cold wind guiding gutters 4, and two cold wind guiding gutters 4 are in tandem to spouting the silk working face from two sides and carry cold wind for polymer fiber's cooling rate.
As shown in fig. 2, the cold air guiding gutter 4 is a rectangular tubular structure with a width matching the frame 21 and slightly longer than the length of the nozzle 1, the lower surface of the cold air guiding gutter 4 is parallel to the upper surface of the fabric connecting net 3, the lower end of the cold air guiding gutter 4 is connected with a cold air gutter bracket 41 through a fastening bolt 43, the cold air gutter bracket 41 is a pair of connecting plates symmetrically arranged on two sides of the fabric connecting net 3, the lower ends of the connecting plates are fixedly connected to the upper end of the frame 21, and can be welded or fixedly connected by screws or rivets. The connecting plates constituting the cold air duct bracket 41 are angle steels or channel steels. The cross-section of this embodiment connecting plate is L shape angle steel, and the fin of the horizontal extension of two connecting plates forms the holding surface of cold wind guiding gutter 4, and the turning of 4 both sides of cold wind guiding gutter is taken on this holding surface, and the fin of two connecting plate longitudinal extension forms the spacing to cold wind guiding gutter 4, prescribes a limit to the position of cold wind guiding gutter 4 between two connecting plates.
One side wall of the angle steel, namely the longitudinally extending fin, is provided with a long hole 42 extending along the length direction, and a fastening bolt 43 is inserted into the long hole 42. The inner end of the fastening bolt 43 is welded on the outer wall of the cold air diversion trench 4, and the outer end of the fastening bolt 43 is provided with a nut. When the nut is loosened, the fastening bolt 43 can slide in the long hole 42 in the longitudinal direction, so that the position of the end surface of the cold air guiding groove 4 can be finely adjusted, and after the position is adjusted, the position can be fixed by tightening the nut.
The cold air diversion trench 4 comprises a connecting pipe 5, a telescopic hose 6 and a rigid diversion pipe 7 which are sequentially communicated, and the connecting pipe 5 is used for connecting an air outlet of an air conditioner. The telescopic hose 6 adopts a corrugated pipe, so that the length can be properly adjusted, the angle or the axis position of the connecting pipe 5 or the rigid guide pipe 7 can be adjusted as required, and the problem that the connection cannot be realized due to coaxial errors is avoided.
In addition, an air distributing plate 44 is installed at an air outlet of the cold air diversion trench 4, and the air distributing plate 44 is a screen or a shutter with densely distributed ventilation holes. The screen or the shutter can play a role of air equalization, so that the cold air guide groove 4 outputs stable air flow, and the influence of the cold air flow on the spraying direction of the polymer fibers is avoided. The shutter can also adjust the direction of cold air current, adopts the horizontal shutter that sets up and adjust cold air current to blow downwards to the slope can reach better result of use.
In actual operation, a row of polymer fibers sprayed from the nozzle 1 forms a spinning working surface, and as shown by an arrow a in fig. 1, the cold air guide groove 4 guides cold air to be input below the nozzle 1, so that the temperature of a space below the nozzle 1 is reduced, and the cooling speed of the polymer fibers is increased. Meanwhile, as shown by an arrow B in the figure, the high-temperature air flow sprayed from the nozzle 1 entrains the polymer fibers and is sprayed from top to bottom, part of the high-temperature air flow passes through the bearing surface of the cloth-receiving net 3 and enters the lower part of the bearing surface as shown by an arrow C, and the high-temperature air flow at the position can be sucked and discharged by a draught fan. Another part of the high-temperature air flow ejected from the nozzle 1 is reflected by the fabric connecting net 3, enters a gap between the receiving surface of the fabric connecting net 3 and the lower surface of the cold air guiding groove 4, and is discharged along the gap to the front end and the rear end along with the operation of the fabric connecting net 3, as shown by an arrow D, E. Therefore, high-temperature airflow sprayed out of the nozzle 1 can be rapidly discharged, the high-temperature airflow is prevented from being retained on a machine table, and the cooling efficiency of the polymer fibers is further improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. Take melt-blown non-woven fabrics processing machine of cold wind guiding gutter, including nozzle (1), set up cloth machine (2) of connecing of nozzle (1) below be provided with circulation operation on cloth machine (2) connect cloth net (3), its characterized in that: and a cold air diversion groove (4) is arranged above the cloth receiving net (3) and below the nozzle (1), an air inlet of the cold air diversion groove (4) is communicated with an air outlet of the air conditioner, and the end face of the air outlet of the cold air diversion groove (4) is parallel to the spinning working face of the nozzle (1).
2. The melt-blown nonwoven fabric processing machine with the cold air diversion trench according to claim 1, characterized in that: the cloth receiving machine (2) comprises a plurality of groups of guide rollers (22) arranged on a rack (21) and a cloth receiving net (3) which is sleeved on the guide rollers (22) and driven by the guide rollers (22) to run, and the guide rollers (22) are in transmission connection with a driving mechanism; the cold wind guiding gutter (4) is the rectangle tubular structure of width matching frame (21), and the lower extreme of cold wind guiding gutter (4) is connected with cold wind groove support (41) through fastening bolt (43), cold wind groove support (41) are the symmetry and set up a pair of connecting plate in the both sides that connect cloth net (3), the lower extreme fixed connection of connecting plate is in the upper end of frame (21).
3. The melt-blown nonwoven fabric processing machine with the cold air diversion trench according to claim 1, characterized in that: the cold air diversion trench (4) comprises a connecting pipe (5), a telescopic hose (6) and a rigid diversion pipe (7) which are sequentially communicated, and the connecting pipe (5) is used for connecting an air outlet of an air conditioner.
4. The melt-blown nonwoven fabric processing machine with the cold air diversion trench according to claim 2, characterized in that: the connecting plates forming the cold air duct bracket (41) are angle steels or channel steels.
5. The melt-blown nonwoven fabric processing machine with the cold air diversion trench according to claim 2, characterized in that: the connecting plates forming the cold air duct bracket (41) are angle steel, one side wall of the angle steel is provided with a long hole (42) extending along the length direction, and a fastening bolt (43) is inserted into the long hole (42) in a penetrating mode.
6. The melt-blown nonwoven fabric processing machine with the cold air diversion trench according to claim 1 or 2, characterized in that: and an air outlet of the cold air diversion trench (4) is provided with an air homogenizing plate (44), and the air homogenizing plate (44) is a screen or a shutter densely distributed with vent holes.
7. The melt-blown nonwoven fabric processing machine with the cold air diversion trench according to claim 3, wherein: an air outlet of the rigid flow guide pipe (7) is provided with an air distribution plate (44), and the air distribution plate (44) is a screen or a shutter with densely distributed ventilation holes.
8. The melt-blown nonwoven fabric processing machine with the cold air diversion trench according to claim 1 or 2, characterized in that: the lower surface of the cold air diversion trench (4) is parallel to the upper surface of the cloth receiving net (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021435251.XU CN212771278U (en) | 2020-07-21 | 2020-07-21 | Melt-blown non-woven fabric processing machine with cold air diversion trench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021435251.XU CN212771278U (en) | 2020-07-21 | 2020-07-21 | Melt-blown non-woven fabric processing machine with cold air diversion trench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212771278U true CN212771278U (en) | 2021-03-23 |
Family
ID=75028382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021435251.XU Expired - Fee Related CN212771278U (en) | 2020-07-21 | 2020-07-21 | Melt-blown non-woven fabric processing machine with cold air diversion trench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212771278U (en) |
-
2020
- 2020-07-21 CN CN202021435251.XU patent/CN212771278U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210323 |