CN218147234U - Non-woven fabric production line with multi-layer lapping machine - Google Patents
Non-woven fabric production line with multi-layer lapping machine Download PDFInfo
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- CN218147234U CN218147234U CN202222270406.4U CN202222270406U CN218147234U CN 218147234 U CN218147234 U CN 218147234U CN 202222270406 U CN202222270406 U CN 202222270406U CN 218147234 U CN218147234 U CN 218147234U
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 239000004745 nonwoven fabric Substances 0.000 title claims abstract description 20
- 239000000835 fiber Substances 0.000 claims abstract description 77
- 238000002360 preparation method Methods 0.000 claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 238000004804 winding Methods 0.000 claims abstract description 4
- 238000007596 consolidation process Methods 0.000 claims description 8
- 238000007493 shaping process Methods 0.000 claims description 4
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 239000004744 fabric Substances 0.000 description 24
- 239000004750 melt-blown nonwoven Substances 0.000 description 10
- 238000005265 energy consumption Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 239000000155 melt Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 239000002131 composite material Substances 0.000 description 5
- 230000006872 improvement Effects 0.000 description 5
- 239000002861 polymer material Substances 0.000 description 4
- 230000007480 spreading Effects 0.000 description 4
- 238000003892 spreading Methods 0.000 description 4
- 230000002706 hydrostatic effect Effects 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009931 pascalization Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a non-woven fabric production line with a multilayer lapping machine, wherein a first lapping machine comprises a first roller set and a first net curtain, a second lapping machine comprises a second roller set and a second net curtain, the first net curtain is arranged above the second net curtain, the upper and lower adjacent surfaces of the first net curtain and the second net curtain are arranged closely to form a conveying surface, the winding running directions of the first net curtain and the second net curtain are opposite, and the upper and lower adjacent surfaces of the first net curtain and the second net curtain run in the same direction; a spunbonded fiber preparation device or/and a melt-blown fiber preparation device are/is arranged above the first net curtain and the second net curtain, fibers fall on the first net curtain and the second net curtain for conveying, a first net bottom suction mechanism is arranged on the inner side of the first net curtain corresponding to the spunbonded fiber preparation device or/and the melt-blown fiber preparation device, and a second net bottom suction mechanism is arranged on the inner side of the second net curtain corresponding to the spunbonded fiber preparation device or/and the melt-blown fiber preparation device. The utility model discloses energy-conservation and product production's yield has been guaranteed on the whole.
Description
Technical Field
The utility model belongs to the technical field of non-woven fabric production machinery and specifically relates to a non-woven fabric production line with multilayer lapping machine is related to.
Background
The requirements and standards for health and epidemic prevention, energy conservation, environmental protection, low carbon economy and the like are gradually improved at home and abroad, and higher requirements are provided for domestic spun-bonded and melt-blown non-woven fabric production equipment. The production process of spun-bonded and melt-blown non-woven fabric can be briefly described as that extruded high-temperature melt trickle is cooled and stretched into solid or colloidal fiber filament by utilizing air flow or machinery, and the solid or colloidal fiber filament is spread on a fabric net curtain. Repeating a certain number of spun-bonded and melt-blown processes, sequentially laying the fiber filaments generated by the processes on a fabric net curtain (hereinafter referred to as a net curtain), and consolidating the multiple layers of fibers on the net curtain to finally form the required spun-bonded and melt-blown non-woven fabric product. In order to allow the fiber filaments to be stably attached to the advancing fabric net curtain, a negative pressure air suction structure is adopted at the lower side of the net curtain when the fibers fall onto the net curtain. Because the fiber filaments generated by the spun-bonded process are looser than those generated by the melt-blown process, the negative pressure under the net curtain required by adsorbing the pure spun-bonded fiber cloth is smaller, and when the melt-blown cloth or melt-blown fibers exist on the net curtain, the negative pressure required under the net curtain for fixing needs to be large, and the corresponding energy consumption is increased.
The existing production equipment for spun-bonded and melt-blown non-woven fabrics at home and abroad generally adopts a single or a plurality of spun-bonded and melt-blown processes to sequentially lay a net on the same lapping machine, so that the suction negative pressure under a net curtain is increasingly large along the feeding direction of a cloth cover, the overall energy consumption is very high, the unevenness of the cloth cover is easily induced, the negative pressure is too large, and the antistatic water pressure index of the cloth cover is weakened by rear-end consolidation equipment.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming prior art's not enough, providing a non-woven fabrics production line with multilayer lapping machine, it has realized the low energy consumption of equipment through multilayer lapping machine technique, and high hydrostatic pressure can make the cloth cover of non-woven fabrics more even.
The utility model adopts the following technical proposal: a non-woven fabric production line with a multi-layer lapping machine comprises a first lapping machine and a second lapping machine, wherein the first lapping machine comprises a first roller set and a first net curtain wound on the first roller set, the second lapping machine comprises a second roller set and a second net curtain wound on the second roller set, the first net curtain is arranged above the second net curtain, the surfaces of the first net curtain and the second net curtain, which are adjacent up and down, are arranged close to each other to form a conveying surface, the winding operation directions of the first net curtain and the second net curtain are opposite, and the surfaces of the first net curtain and the second net curtain, which are adjacent up and down, operate in the same direction; a spunbonded fiber preparation device or/and a melt-blown fiber preparation device are/is arranged above the first net curtain and the second net curtain, fibers fall on the first net curtain and the second net curtain for conveying, a first net bottom suction mechanism is arranged on the inner side of the first net curtain corresponding to the spunbonded fiber preparation device or/and the melt-blown fiber preparation device, and a second net bottom suction mechanism is arranged on the inner side of the second net curtain corresponding to the spunbonded fiber preparation device or/and the melt-blown fiber preparation device.
As an improvement, the outlet side of the second net curtain conveying surface is provided with a consolidation device for consolidating and shaping the fibers.
As an improvement, the first net bottom suction mechanism is provided with air outlets at two sides, so that suction is carried out from two sides; the air outlet extends outwards from the pipelines at two sides to the inner space of the second net curtain to form a collecting channel, and the lower part of the collecting channel extends out of the air outlet pipe.
As an improvement, the collecting channel positioned in the inner space of the second net curtain is horizontally arranged, and the air outlet pipe is arranged in the middle of the collecting channel.
As an improvement, the pipeline is arc-shaped, and the upper end and the lower end of the pipeline are respectively connected with the air outlet and the collecting channel.
The utility model has the advantages that:
(1) compared with the existing production equipment of spun-bonded and melt-blown non-woven fabrics at home and abroad, because the production equipment is divided into two parts for lapping, the energy consumption of each part is reduced, the total energy consumption is lower, and the production equipment has the characteristic of more energy conservation;
(2) the two parts are used for lapping, so that the uniformity of the cloth cover can be better ensured, and the produced spun-bonded melt-blown composite non-woven fabric has higher hydrostatic pressure resistance.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the structure of the collecting channel and the longitudinal section of the air outlet pipe.
Detailed Description
The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings.
As shown in fig. 1 and 2, the present invention is a non-woven fabric production line with a multi-layer lapping machine. The embodiment comprises a first net spreading machine 3 and a second net spreading machine 4, wherein the first net spreading machine 3 comprises a first roller set 32 and a first net curtain 31 wound on the first roller set 32, the second net spreading machine 4 comprises a second roller set 42 and a second net curtain 41 wound on the second roller set 42, the first net curtain 31 is arranged above the second net curtain 41, the surfaces adjacent to each other up and down are arranged in a close manner to form a conveying surface, the winding running directions of the first net curtain 31 and the second net curtain 41 are opposite, and the surfaces adjacent to each other up and down run in the same direction; a spunbonded fiber preparation device 1 or/and a melt-blown fiber preparation device 2 are/is arranged above the first net curtain 31 and the second net curtain 41, fibers fall on the first net curtain 31 and the second net curtain 41 for conveying, a first net bottom suction mechanism 33 is arranged on the inner side of the first net curtain 31 corresponding to the spunbonded fiber preparation device 1 or/and the melt-blown fiber preparation device 2, and a second net bottom suction mechanism 43 is arranged on the inner side of the second net curtain 41 corresponding to the spunbonded fiber preparation device 1 or/and the melt-blown fiber preparation device 2.
When the utility model is used, the first roller group 32 of the first net laying machine 3 is provided with a plurality of rollers, the first net curtain 31 is wound on the rollers to form a ring, and the ring-shaped upper surface is correspondingly provided with the spun-bonded fiber preparation device 1 or/and the melt-blown fiber preparation device 2; the spun-bonded fiber preparation device 1 can melt and extrude a solid high polymer material into a melt stream, and a large amount of spun-bonded fiber filaments with certain strength are generated after the melt stream is cooled and stretched and fall onto the first net curtain 31 for conveying; the melt-blown fiber preparation device 2 can melt and extrude the solid high polymer material into melt stream, and a large amount of melt-blown fiber filaments are generated after the melt stream is cooled and stretched and fall onto the first net curtain 31 for conveying; the annular lower surface forms the conveying surface. The second roller group 42 of the second lapping machine 4 is provided with a plurality of rollers, a second net curtain 41 is wound on the rollers to form a ring shape, and the upper surface of the ring shape is correspondingly provided with the spun-bonded fiber preparation device 1 or/and the melt-blown fiber preparation device 2; the spun-bonded fiber preparation device 1 can melt and extrude a solid high polymer material into a melt stream, and a large number of spun-bonded fiber filaments with certain strength are generated after the melt stream is cooled and stretched and fall onto the second net curtain 41 to be conveyed; the melt-blown fiber preparation device 2 can melt and extrude the solid high polymer material into melt stream, and a large amount of melt-blown fiber filaments are generated after the melt stream is cooled and stretched and fall onto the second net curtain 41 for conveying; the upper surface of the second net curtain 41 forms a conveying surface, and the upper and lower adjacent surfaces of the first net curtain 31 and the second net curtain 41 are close to each other; with reference to fig. 1, the first web 31 runs counterclockwise, the second web 41 runs clockwise, and the two adjacent conveying surfaces are in the process of synchronously running and conveying, fibers on the first web 31 are separated and fall on the second web 41 and continue to advance along with the second web 41, so that a multilayer spunbonded melt-blown composite nonwoven fabric is formed. A certain gap is reserved between the air inlet of the first net bottom suction structure 33 and the filament outlet surface of the spunbonded fiber preparation device 1 or/and the melt-blown fiber preparation device 2 above the first net curtain 31, the first net curtain 31 passes through the gap, fibers fall onto the first net curtain 31 through the spunbonded fiber preparation device 1 or/and the melt-blown fiber preparation device 2, and the fibers are firmly adsorbed on the first net curtain 31 through negative pressure generated by the air inlet of the first net bottom suction structure 33. A certain gap is reserved between the air inlet of the second net bottom suction structure 43 and the filament outlet surface of the spunbonded fiber preparation device 1 or/and the melt-blown fiber preparation device 2 above the second net curtain 41, the second net curtain 41 passes through the gap, the fibers fall onto the second net curtain 41 through the spunbonded fiber preparation device 1 or/and the melt-blown fiber preparation device 2, and the fibers are firmly adsorbed on the second net curtain 41 through negative pressure generated by the air inlet of the second net bottom suction structure 43. The air outlets of the two groups of net bottom suction structures are connected with the air inlet of the fan through a pipeline. Compared with the prior spunbonded and melt-blown non-woven fabric production equipment at home and abroad, the energy consumption of each part is reduced because the two parts are used for lapping, the total energy consumption is lower than that of the prior spunbonded and melt-blown non-woven fabric production equipment, and the energy-saving characteristic is realized; the two parts are laid to ensure the uniformity of the cloth surface better, so that the produced spun-bonded melt-blown composite non-woven fabric has higher hydrostatic pressure resistance. On the other hand, when the fiber layer is arranged, under the condition that the spunbonded fiber preparation device 1 and the melt-blown fiber preparation device 2 are arranged at the same time, because the filter resistance of the melt-blown non-woven fabric is much larger than that of the spunbonded non-woven fabric, the melt-blown fiber preparation device 2 can be arranged in a subsequent lapping link of the spunbonded fiber preparation device 1, the spunbonded fiber preparation process is advanced, and the whole machine loader and the operation power can be reduced; and the thickness, the number of layers and the gram weight of the spunbonded non-woven fabric can be selectively set on the outer layer of the meltblown non-woven fabric, so that the meltblown non-woven fabric can be protected from being damaged in a rear end consolidation link to the maximum extent, and the aim of strengthening the hydrostatic pressure resistance index of a product to the maximum extent is fulfilled.
As a modified embodiment, the outlet side of the conveying surface of the second net curtain 41 is provided with a consolidation device 5 for consolidating and shaping fibers.
As shown in fig. 1, the consolidation device 5 is located at the fabric outlet side of the second web 41, and the composite layer of the spunbond fibers and the meltblown fibers is peeled off from the upper surface of the second web 41 and enters the consolidation device 5 for further consolidation and shaping, so that the composite layer fiber fabric processed by the multilayer lapping machine is well formed into a final nonwoven fabric finished product.
As a modified embodiment, the first net bottom suction mechanism 33 is provided with air outlets 331 at both sides, so that suction is performed from both sides; the air outlet 331 extends from the pipe 441 to the inner space of the second net curtain 41 at two sides to form a collecting channel 44, and the lower part of the collecting channel 44 extends out of the air outlet pipe 45.
As shown in fig. 2, through the design of the structure, the first net bottom suction structure 33 under the first net curtain 31 sucks from two sides of the structure simultaneously, which has a significant improvement effect on the uniformity of the fiber surface on the first net curtain 31, two ends of the first net bottom suction structure 33 are connected with the collection channel 44 at the position of the second net spreader 4 through the pipeline 441, the collection channel 44 is further connected with the air outlet pipe 45, the outlet of the air outlet pipe 45 is connected with the air inlet of the fan through the pipeline, so that the first net spreader 3 and the second net spreader 4 can share one set of ventilation pipeline, the structural complexity is reduced, the air channel structure is simpler and more compact, the pipeline structure is located in the annular inner space of the second net curtain 41, thereby reducing the occupation of the space, and ensuring that the first net curtain 31 and the second net curtain 41 can run smoothly in the space between the first net spreader 3 and the second net spreader 4, and ensuring that the fibers on the first net spreader 3 and the second net spreader 4 can be stably compounded and advanced.
As a modified embodiment, the collecting channel 44 in the space inside the second screen 41 is horizontally arranged, and the air outlet duct 45 is arranged at the middle position of the collecting channel 44.
As shown in fig. 2, the horizontally disposed collecting channels 44 stabilize the wind flow and occupy a small height space for easy manufacturing and orderly installation; the air outlet pipe 45 is arranged in the middle of the collecting channel 44, which is beneficial to the uniform and stable air flow at the two sides, and ensures the uniformity of the fiber cloth surface on the first net curtain 31.
As a modified embodiment, the pipe 441 has an arc shape, and the upper end and the lower end of the pipe are connected to the air outlet 331 and the collecting channel 44, respectively.
As shown in fig. 2, the circular arc-shaped duct 441 facilitates smooth flow of wind, has smooth exterior, and can effectively prevent people from colliding and being injured on the exterior.
Above only the utility model discloses a preferred embodiment, the utility model discloses a scope not only limits in above-mentioned embodiment, and the fan belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. A non-woven fabric production line with a multi-layer lapping machine is characterized in that: the net laying machine comprises a first net laying machine (3) and a second net laying machine (4), wherein the first net laying machine (3) comprises a first roller set (32) and a first net curtain (31) wound on the first roller set (32), the second net laying machine (4) comprises a second roller set (42) and a second net curtain (41) wound on the second roller set (42), the first net curtain (31) is arranged above the second net curtain (41), the vertically adjacent surfaces of the first net curtain and the second net curtain are arranged closely to form a conveying surface, the winding running directions of the first net curtain (31) and the second net curtain (41) are opposite, and the vertically adjacent surfaces of the first net curtain and the second net curtain run in the same direction; a spunbonded fiber preparation device (1) or/and a melt-blown fiber preparation device (2) are/is arranged above the first net curtain (31) and the second net curtain (41), fibers fall on the first net curtain (31) and the second net curtain (41) for conveying, a first net bottom suction mechanism (33) is arranged on the inner side of the first net curtain (31) corresponding to the spunbonded fiber preparation device (1) or/and the melt-blown fiber preparation device (2), and a second net bottom suction mechanism (43) is arranged on the inner side of the second net curtain (41) corresponding to the spunbonded fiber preparation device (1) or/and the melt-blown fiber preparation device (2).
2. A non-woven fabric production line with a multi-layer lapper according to claim 1, characterized in that: and a consolidation device (5) for consolidating and shaping the fibers is arranged on the outlet side of the conveying surface of the second net curtain (41).
3. A non-woven fabric production line with a multi-layer lapper according to claim 1 or 2, characterized in that: the first net bottom suction mechanism (33) is provided with air outlets (331) at two sides, so that suction is performed from two sides; the air outlet (331) extends from the pipeline (441) to the inner space of the second net curtain (41) from two sides outwards to form a collecting channel (44), and the lower part of the collecting channel (44) extends out of the air outlet pipe (45).
4. A non-woven fabric production line with a multi-layer lapper according to claim 3, characterized in that: the collecting channel (44) in the space inside the second net curtain (41) is horizontally arranged, and the air outlet pipe (45) is arranged in the middle of the collecting channel (44).
5. A non-woven fabric production line with a multi-layer lapper according to claim 4, characterized in that: the pipeline (441) is arc-shaped, and the upper end and the lower end of the pipeline are respectively connected with the air outlet (331) and the collecting channel (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222270406.4U CN218147234U (en) | 2022-08-26 | 2022-08-26 | Non-woven fabric production line with multi-layer lapping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222270406.4U CN218147234U (en) | 2022-08-26 | 2022-08-26 | Non-woven fabric production line with multi-layer lapping machine |
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| Publication Number | Publication Date |
|---|---|
| CN218147234U true CN218147234U (en) | 2022-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222270406.4U Active CN218147234U (en) | 2022-08-26 | 2022-08-26 | Non-woven fabric production line with multi-layer lapping machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218147234U (en) |
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2022
- 2022-08-26 CN CN202222270406.4U patent/CN218147234U/en active Active
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Address after: No. 39, Qinfeng Road, Xianyan Street, Ouhai District, Wenzhou City, Zhejiang Province, 325000 Patentee after: Zhejiang Chaolong Textile Machinery Co.,Ltd. Country or region after: China Address before: 325000 No. 62, Qin Feng Road, Ouhai Xiyan Industrial Park, Wenzhou, Zhejiang Patentee before: ZHEJIANG CL TEXTILE MACHINERY Co.,Ltd. Country or region before: China |