CN217203200U - Pre-finishing spraying device for non-woven fabric production line and non-woven fabric production line - Google Patents
Pre-finishing spraying device for non-woven fabric production line and non-woven fabric production line Download PDFInfo
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- CN217203200U CN217203200U CN202123383918.3U CN202123383918U CN217203200U CN 217203200 U CN217203200 U CN 217203200U CN 202123383918 U CN202123383918 U CN 202123383918U CN 217203200 U CN217203200 U CN 217203200U
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- 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
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Abstract
The utility model discloses a arrange in advance spray set and non-woven fabrics production line for non-woven fabrics production line, including joining in marriage fluid reservoir, shower head and arrangement liquid recovery system, join in marriage the fluid reservoir and pass through infusion tube coupling in the shower head, the shower head sets up in fibre web conveying mechanism top, and arrangement liquid recovery system's one end is located fibre web conveying mechanism's below, and the other end is connected in joining in marriage the fluid reservoir for return to joining in marriage the fluid reservoir with the arrangement liquid that drips on the fibre web conveying mechanism. The device can reduce the probability of breakage of the filament fibers by the needling needle in the needling consolidation process and improve the breaking strength of products.
Description
Technical Field
The utility model belongs to the technical field of non-woven fabrics production and processing, more specifically relates to a arrange in order spray set and non-woven fabrics production line in advance for non-woven fabrics production line.
Background
Nonwoven fabric generally refers to a product obtained by spinning a polymer melt into a web and then consolidating the web by heat bonding, needle punching, and the like. In the prior art, in order to meet the actual engineering application requirements of the non-woven fabric, an after-finishing process is usually adopted to improve the breaking strength of the non-woven fabric product. The post-finishing process is realized by finishing through coating equipment or a dipping method after the fiber web is consolidated into a cloth. Coating equipment generally uses paint with high viscosity, the use amount of finishing liquid is large, and the heat energy consumption of the subsequent drying process is high; the dipping and rolling method has a wide application range, but the finishing process has a large liquid carrying amount and needs to be matched with a liquid rolling device for use, the problems of color difference, glue spots and other product appearance quality caused by uneven roller pressure and redundant finishing liquid backflow exist, the equipment structure is complex, the size is large, the production process flow is long, and the difficulty in controlling the uniformity of the rolling liquid is high under the condition that the product width is large. In the needling consolidation process of the non-woven fabric, filament fibers are broken by the needling needles and become short fibers, so that the strength of the product is reduced, and the after-finishing process can improve the breaking strength of the product to a certain degree, but is a negative finishing mode.
Therefore, it is expected to develop a pre-finishing spraying device for a non-woven fabric production line and a non-woven fabric production line, which can prevent filament fibers in the non-woven fabric from being broken by needling in a needling consolidation process, improve the breaking strength of the non-woven fabric, reduce the consumption of finishing liquid, save the production cost and improve the product quality.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a arrange in order spray set and non-woven fabric production line in advance for non-woven fabric production line reduces the probability that the fibre is pricked absolutely, improves the breaking strength of product.
In order to realize the above object, the utility model provides a arrange in order spray set in advance for non-woven production line, including joining in marriage fluid reservoir, shower head and arrangement liquid recovery system, join in marriage the fluid reservoir through the infusion tube coupling in the shower head, the shower head sets up in fibre web conveying mechanism top, arrangement liquid recovery system's one end is located fibre web conveying mechanism's below, the other end connect in join in the fluid reservoir, be used for with the arrangement liquid that drips on the fibre web conveying mechanism returns to join in the fluid reservoir.
Optionally, the liquid distribution tank comprises a first liquid distribution tank and a second liquid distribution tank, the first liquid distribution tank is connected to the infusion pipeline through a first liquid discharge pipe, and a first valve is arranged on the first liquid discharge pipe; the second liquid distribution tank is connected to the liquid conveying pipeline through a second liquid discharge pipe, and a second valve is arranged on the second liquid discharge pipe.
Optionally, an infusion pump, a pressure gauge, a pre-pump filter and a post-pump filter are arranged on the infusion pipeline; the follow finishing liquid flow direction in the infusion pipeline, the manometer is located the low reaches of transfer pump, the pre-pump filter is located the upper reaches of transfer pump, the post-pump filter is located the transfer pump with between the manometer.
Optionally, the shower head includes spray bar and a plurality of atomizing nozzle, the spray bar along the width direction of fibre web span in fibre web conveying mechanism's top and connect the infusion pipeline, a plurality of atomizing nozzle along the length direction of spray bar set gradually in the orientation of spray bar one side of fibre web conveying mechanism.
Optionally, the finishing liquid recovery system comprises a first liquid collecting tank, an exhaust gas separation assembly, a second liquid collecting tank, a fiber filter and a liquid pump;
the first liquid collecting tank is arranged below the fiber web conveying mechanism and connected to the liquid inlet end of the gas-liquid separation assembly through a liquid collecting pipeline;
the second liquid collecting tank is positioned at the liquid outlet end of the gas-liquid separation assembly and is connected to the liquid preparation tank through a recovery pipeline;
the fiber filter is arranged on the liquid collecting pipeline, and the liquid pump is arranged on the recovery pipeline.
Optionally, the waste gas separation assembly comprises a cyclone separator and a photo-oxygen waste gas processor;
the first liquid collecting tank is connected to a liquid inlet of the cyclone separator through the liquid collecting pipeline, the second liquid collecting tank is located below a liquid outlet of the cyclone separator, and the light oxygen waste gas processor is connected to an exhaust port of the cyclone separator.
Optionally, the finishing liquid recovery system further comprises a recovery filter, and the recovery filter is arranged on the recovery pipeline and is located between the second liquid collecting tank and the liquid pump.
The utility model also provides a non-woven fabrics production line, non-woven fabrics production line includes foretell a preliminary arrangement spray set that is used for non-woven fabrics production line.
The beneficial effects of the utility model reside in that: the pre-finishing spraying device can pre-finish the fiber web spraying finishing liquid after the melt spinning and drafting into the fiber web and before the needling consolidation process so as to reduce the probability of breakage of filament fibers by needling in the needling consolidation process, improve the breaking strength of products, improve the differentiation degree and the added value of non-woven fabric products, recycle redundant finishing liquid, realize recycling, save energy and protect environment; the device can replace coating equipment or dipping machinery, reduce the use amount of finishing liquid, avoid the appearance quality problem of non-woven fabrics, simplify the equipment structure, reduce the equipment volume and shorten the production process flow.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following detailed description of exemplary embodiments thereof, which is to be read in connection with the accompanying drawings, wherein like reference numerals generally represent like parts throughout the exemplary embodiments.
Fig. 1 shows a schematic block diagram of a pre-finishing shower for a nonwoven production line according to one embodiment of the present invention.
Description of the reference numerals
1. A first liquid preparation tank; 2. a first drain pipe; 3. a first valve; 4. a second liquid preparation tank; 5. a second drain pipe; 6. a second valve; 7. a liquid delivery pipeline; 8. a pre-pump filter; 9. an infusion pump; 10. a post-pump filter; 11. a pressure gauge; 12. a spray bar; 13. an atomizing nozzle; 14. a web conveying mechanism; 15. a fiber web; 16. a first header tank; 17. a liquid collecting pipe; 18. a fiber filter; 19. a cyclone separator; 20. a photo-oxygen waste gas processor; 21. a second header tank; 22. a recovery pipeline; 23. recovering the filter; 24. and (4) a liquid pump.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The utility model discloses a arrange in order spray set in advance for non-woven production line, including joining in marriage fluid reservoir, shower head and arrangement liquid recovery system, join in marriage the fluid reservoir and pass through infusion tube coupling in the shower head, the shower head sets up in fibre web conveying mechanism top, and arrangement liquid recovery system's one end is located fibre web conveying mechanism's below, and the other end is connected in joining in marriage the fluid reservoir for return to joining in marriage the fluid reservoir with the arrangement liquid of drippage on the fibre web conveying mechanism.
Specifically, the pre-finishing spraying device can pre-finish the fiber web spraying finishing liquid after the melt spinning and drafting into the fiber web and before the needling consolidation process, so as to reduce the probability that the filament fibers are broken by the needling in the needling consolidation process, improve the breaking strength of the product, improve the differentiation degree and the added value of the non-woven fabric product, recover the redundant finishing liquid, realize the recycling, save energy and protect environment; the device can replace coating equipment or dipping machinery, reduce the use amount of finishing liquid, avoid the appearance quality problem of non-woven fabrics, simplify the equipment structure, reduce the equipment volume and shorten the production process flow.
As an alternative scheme, the liquid distribution tank comprises a first liquid distribution tank and a second liquid distribution tank, the first liquid distribution tank is connected to the liquid conveying pipeline through a first liquid discharging pipe, and a first valve is arranged on the first liquid discharging pipe; the second liquid distribution tank is connected to the liquid conveying pipeline through a second liquid discharging pipe, and a second valve is arranged on the second liquid discharging pipe.
Specifically, the liquid preparation tanks are used for preparing finishing liquid, two liquid preparation tanks are arranged to be mutually standby, and the finishing liquid is prepared in advance in an alternating mode, so that the continuous supply of the finishing liquid is guaranteed.
Further, the number of the liquid preparation tanks can be more than two.
As an alternative scheme, an infusion pump, a pressure gauge, a pre-pump filter and a post-pump filter are arranged on the infusion pipeline; along the flow direction of finishing liquid in the infusion pipeline, the pressure gauge is positioned at the downstream of the infusion pump, the pre-pump filter is positioned at the upstream of the infusion pump, and the post-pump filter is positioned between the infusion pump and the pressure gauge.
Specifically, the manometer is arranged in monitoring the infusion pressure in the infusion pipeline, sets up filter before the pump and filter behind the pump and can prevent debris entering shower head, leads to blockking up.
As an alternative, the spray header comprises a spray rod and a plurality of atomizing nozzles, the spray rod stretches across the upper part of the fiber web conveying mechanism along the width direction of the fiber web and is connected with the liquid conveying pipeline, and the plurality of atomizing nozzles are sequentially arranged on one side of the spray rod, which faces the fiber web conveying mechanism, along the length direction of the spray rod.
Specifically, the atomizing nozzle is adopted, so that the finishing liquid is uniformly sprayed on the fiber web conveying mechanism in a fogdrop mode, the uniform spraying of the finishing liquid is ensured, and the using amount of the finishing liquid is reduced.
As an alternative, the finishing liquid recovery system comprises a first liquid collecting tank, a waste gas separation assembly, a second liquid collecting tank, a fiber filter and a liquid pump;
the first liquid collecting tank is arranged below the fiber web conveying mechanism and connected to the liquid inlet end of the gas-liquid separation assembly through a liquid collecting pipeline;
the second liquid collecting tank is positioned at the liquid outlet end of the gas-liquid separation assembly and is connected to the liquid distribution tank through a recovery pipeline;
the fiber filter is arranged on the liquid collecting pipeline, and the liquid pump is arranged on the recovery pipeline.
Specifically, the finishing liquid dropped on the fiber web conveying mechanism falls into the first liquid collecting tank, then the fiber filter filters solid impurities in the finishing liquid, the waste gas doped in the finishing liquid is removed through the waste gas separation assembly, and finally the finishing liquid flows back to the liquid preparation tank through the recovery pipeline under the action of the liquid pumping pump, so that the cyclic utilization of the redundant finishing liquid is realized.
Optionally, the waste gas separation component comprises a cyclone separator and a light oxygen waste gas processor;
the first liquid collecting tank is connected to a liquid inlet of the cyclone separator through a liquid collecting pipeline, the second liquid collecting tank is located below a liquid outlet of the cyclone separator, and the light oxygen waste gas processor is connected to an exhaust port of the cyclone separator.
Specifically, the waste gas separated by the cyclone separator is discharged after being treated by the photo-oxygen waste gas processor, so that the environment pollution is avoided, and the environmental protection requirement is met.
As an alternative, the finishing liquid recovery system further comprises a recovery filter, and the recovery filter is arranged on the recovery pipeline and is located between the second liquid collecting tank and the liquid drawing pump.
Specifically, the recovery filter is arranged to further filter the recovered finishing liquor and remove impurities in the finishing liquor.
The utility model also discloses a non-woven fabrics production line, non-woven fabrics production line include foretell a preliminary arrangement spray set that is used for non-woven fabrics production line.
Example 1
As shown in fig. 1, the pre-arrangement spraying device for a non-woven fabric production line of the embodiment includes two liquid distribution tanks, wherein a first liquid distribution tank 1 is connected to a liquid conveying pipeline 7 through a first liquid discharging pipe 2, a second liquid distribution tank 4 is connected to the liquid conveying pipeline 7 through a second liquid discharging pipe 5, the first liquid discharging pipe 2 is provided with a first valve 3, and the second liquid discharging pipe 5 is provided with a second valve 6; a pre-pump filter 8, an infusion pump 9, a post-pump filter 10 and a pressure gauge 11 are sequentially arranged on the infusion pipeline 7 along the flow direction of the finishing liquid; the spray rod 12 crosses over the fiber web conveying mechanism 14 along the width direction of the fiber web 15 and is connected with the liquid conveying pipeline 7, and the plurality of atomizing nozzles 13 are sequentially arranged on one side of the spray rod 12 facing the fiber web conveying mechanism 14 along the length direction of the spray rod 12; the first liquid collecting tank 16 is arranged below the fiber web conveying mechanism 14 and is connected with a liquid inlet of the cyclone separator 19 through a liquid collecting pipeline 17, and the fiber filter 18 is arranged on the liquid collecting pipeline 17; an exhaust port of the cyclone separator 19 is connected to the optical oxygen exhaust gas processor 20 through an exhaust gas pipeline, the second liquid collecting tank 21 is positioned below a liquid outlet of the cyclone separator 19, the second liquid collecting tank 21 is connected to the second liquid preparation tank 4 through a recovery pipeline 22, and a recovery filter 23 and a liquid pump 24 are sequentially arranged on the recovery pipeline 22 along the flow direction of the finishing liquid.
When the device is used, firstly, a finishing agent (oil agent or emulsifier) with higher concentration is diluted into finishing liquid with concentration required by an on-line pre-finishing process by clean water (soft water) in the liquid preparation tank, after the preparation is finished, a corresponding valve is opened, the prepared finishing liquid enters a liquid conveying pipeline through a corresponding liquid discharging pipe (two liquid preparation tanks are alternately arranged and are mutually standby), the liquid in the infusion pipeline passes through a pre-pump filter, an infusion pump and a post-pump filter in sequence, and enters a spray rod under certain pressure, the finishing liquid passes through a plurality of atomizing nozzles arranged on the spray rod, the on-line spraying pre-finished fiber web breaking strength is improved by uniformly spraying the mist drops on the fiber web 2 on the fiber web conveying mechanism, and the probability of fiber breakage can be obviously reduced and the breaking strength of a product is improved when the fiber web is consolidated into a net by needling through a needling machine. The device replaces the coating equipment or the dipping machine of the traditional process, and has reasonable production flow and wide application range. Through the mode of atomizing and spraying, the using amount of the finishing agent is greatly reduced, the spraying uniformity of the finishing agent is improved, and the production cost is saved. Collecting a small amount of finishing liquor dripped on the fiber web through a first liquor collecting box, allowing the finishing liquor to enter a cyclone separator through a liquor collecting pipeline and a fiber filter for gas-liquid separation, allowing the separated waste gas to enter a photo-oxidation waste gas processor through a waste gas pipeline, and discharging the waste gas after purification so as to meet the environmental protection requirement; the separated finishing liquid enters the second liquid collecting tank, flows back to the second liquid preparation tank through the recovery pipeline, the recovery filter and the liquid pump, is recycled, saves materials and reduces production cost.
Example 2
The embodiment provides a non-woven fabric production line, and the non-woven fabric production line of the embodiment comprises the pre-finishing spraying device for the non-woven fabric production line in the embodiment 1.
The non-woven fabric production line of the embodiment can pre-finish the fiber web on the fiber web conveying mechanism through the pre-finishing spraying device in the embodiment 1 after the melt spinning, drafting and web forming and before the needle punching consolidation process, so as to reduce the probability that the filament fiber is broken by the needle punching in the needle punching consolidation process and improve the breaking strength of the product.
The non-woven fabric production line equipment is simple in structure and small in occupied area, the using amount of the finishing liquid can be effectively reduced, the appearance quality of products such as color difference and glue spots caused by backflow of the redundant finishing liquid can be avoided, and the product quality of the non-woven fabric is improved.
While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (8)
1. The pre-finishing spraying device for the non-woven fabric production line is characterized by comprising a liquid distribution tank, a spraying head and a finishing liquid recovery system, wherein the liquid distribution tank is connected to the spraying head through a liquid conveying pipeline, the spraying head is arranged above a fiber web conveying mechanism, one end of the finishing liquid recovery system is positioned below the fiber web conveying mechanism, and the other end of the finishing liquid recovery system is connected to the liquid distribution tank and used for returning the finishing liquid dropping from the fiber web conveying mechanism to the liquid distribution tank.
2. The pre-finishing spraying device for the non-woven fabric production line according to claim 1, wherein the liquid distribution tank comprises a first liquid distribution tank and a second liquid distribution tank, the first liquid distribution tank is connected to the liquid conveying pipeline through a first liquid discharging pipe, and a first valve is arranged on the first liquid discharging pipe; the second liquid distribution tank is connected to the liquid conveying pipeline through a second liquid discharge pipe, and a second valve is arranged on the second liquid discharge pipe.
3. The pre-finishing spraying device for the non-woven fabric production line according to claim 1, wherein an infusion pump, a pressure gauge, a pre-pump filter and a post-pump filter are arranged on the infusion pipeline; the follow finishing liquid flow direction in the infusion pipeline, the manometer is located the low reaches of transfer pump, the pre-pump filter is located the upper reaches of transfer pump, the post-pump filter is located the transfer pump with between the manometer.
4. The pre-finishing spraying device for a non-woven fabric production line as claimed in claim 1, wherein the spraying head comprises a spraying rod and a plurality of atomizing nozzles, the spraying rod crosses over the web conveying mechanism along the width direction of the web and is connected with the liquid conveying pipeline, and the plurality of atomizing nozzles are sequentially arranged on one side of the spraying rod facing the web conveying mechanism along the length direction of the spraying rod.
5. The pre-finishing spray device for the non-woven fabric production line according to claim 1, wherein the finishing liquid recovery system comprises a first liquid collecting tank, an exhaust gas separation assembly, a second liquid collecting tank, a fiber filter and a liquid drawing pump;
the first liquid collecting tank is arranged below the fiber web conveying mechanism and is connected to the liquid inlet end of the gas-liquid separation assembly through a liquid collecting pipeline;
the second liquid collecting tank is positioned at the liquid outlet end of the gas-liquid separation assembly and is connected to the liquid preparation tank through a recovery pipeline;
the fiber filter is arranged on the liquid collecting pipeline, and the liquid pump is arranged on the recovery pipeline.
6. The pre-finishing spraying device for the non-woven fabric production line according to claim 5, wherein the waste gas separation assembly comprises a cyclone separator and a light oxygen waste gas processor;
the first liquid collecting tank is connected to a liquid inlet of the cyclone separator through the liquid collecting pipeline, the second liquid collecting tank is located below a liquid outlet of the cyclone separator, and the light oxygen waste gas processor is connected to an exhaust port of the cyclone separator.
7. The pre-finishing spray device for a nonwoven production line of claim 5 wherein the finishing liquor recovery system further comprises a recovery filter disposed on the recovery line between the second header tank and the draw liquid pump.
8. A nonwoven production line characterized in that it comprises a pre-conditioning shower for a nonwoven production line according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123383918.3U CN217203200U (en) | 2021-12-29 | 2021-12-29 | Pre-finishing spraying device for non-woven fabric production line and non-woven fabric production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123383918.3U CN217203200U (en) | 2021-12-29 | 2021-12-29 | Pre-finishing spraying device for non-woven fabric production line and non-woven fabric production line |
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| Publication Number | Publication Date |
|---|---|
| CN217203200U true CN217203200U (en) | 2022-08-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123383918.3U Active CN217203200U (en) | 2021-12-29 | 2021-12-29 | Pre-finishing spraying device for non-woven fabric production line and non-woven fabric production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217203200U (en) |
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2021
- 2021-12-29 CN CN202123383918.3U patent/CN217203200U/en active Active
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Effective date of registration: 20221026 Address after: 251500 No.18 Huayuan street, Linyi County, Dezhou City, Shandong Province Patentee after: TIANDING FENGJU PROPYLENE MATERIAL TECHNOLOGY CO.,LTD. Address before: 251500 No. 8 Garden Street, Linyi County, Dezhou City, Shandong Province Patentee before: TIANDINGFENG NONWOVENS CO.,LTD. |