CN111648033A - Non-woven fabric production process - Google Patents
Non-woven fabric production process Download PDFInfo
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- CN111648033A CN111648033A CN202010459315.8A CN202010459315A CN111648033A CN 111648033 A CN111648033 A CN 111648033A CN 202010459315 A CN202010459315 A CN 202010459315A CN 111648033 A CN111648033 A CN 111648033A
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- Prior art keywords
- woven fabric
- spunlace
- treatment
- production process
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/04—Combinations of filters with settling tanks
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
- D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
- D04H1/492—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres by fluid jet
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Nonwoven Fabrics (AREA)
Abstract
The invention discloses a non-woven fabric production process, which mainly comprises the following process steps of raw material preparation, raw material arrangement, pre-wetting, positive and negative spunlace, finished product arrangement, drying and winding and water treatment circulation, wherein in the production process, in order to avoid the problem of high filter element expenditure cost caused by the traditional direct water liquid filtration mode, a novel precipitation filtration mode is adopted, three groups of precipitation tanks which are distributed up and down are adopted for carrying out step-by-step precipitation on water liquid used in the spunlace flow, the step-by-step precipitation mode can absorb and clarify supernatant liquid through a pump body after precipitation for carrying out filter element filtration so as to reduce the problem of high filter element replacement frequency caused by blockage of suspended matters on the filter element, and the precipitation filtration mode can collect the precipitates and recycle the precipitates after collection, so that the problem that the suspended matters are difficult to gather because of the traditional direct water liquid filtration mode can be avoided, resulting in a waste of raw materials.
Description
Technical Field
The invention belongs to the technical field related to non-woven fabric production, and particularly relates to a non-woven fabric production process.
Background
The production of non-woven fabric refers to the production of products similar to cloth made by chemical (or hot melt) bonding with chemical fibers as basic raw materials, and is also called non-woven fabric because the non-woven fabric is not woven, the non-woven fabric is produced by directly utilizing high polymer slices, short fibers or filaments to form a net by air flow or machinery, then carrying out spunlace, needling or hot rolling reinforcement, and finally carrying out later-stage finishing to form the non-woven fabric.
The existing non-woven fabric production process has the following problems: adopt the water thorn method to carry out during non-woven fabrics production, need consume a large amount of water liquid resources, so manufacturing enterprise adopts filter assembly to filter water liquid mostly, and then realizes the reciprocal recycling of water resource, and filter assembly often adopts the filter core to filter for the production at present, and this kind of filtration mode is great to the consumption of filter core, and so manufacturing enterprise needs a filter effect good and the few filtration mode of consumptive material to replace traditional filter assembly.
Disclosure of Invention
The invention aims to provide a non-woven fabric production process, which aims to solve the problems that a large amount of water liquid resources are consumed when non-woven fabric production is carried out by adopting a water needling method in the background technology, most of production enterprises adopt a filter assembly to filter water liquid so as to realize the reciprocating recycling of water resources, the filter assembly for production at present adopts a filter element to filter, the filter element consumption is large in the filter mode, and the production enterprises need a filter mode with good filter effect and low material consumption to replace the traditional filter assembly.
In order to achieve the purpose, the invention provides the following technical scheme:
the production process of the non-woven fabric mainly comprises the following process steps of raw material preparation, raw material finishing, prewetting, positive and negative spunlace, finished product finishing, drying and winding and water treatment circulation.
Preferably, the main process for preparing raw materials in the non-woven fabric production process is as follows:
the method comprises the following steps: selecting fiber raw materials with superior quality, and after the materials are selected, carrying out opening treatment through opening and mixing equipment;
step two: the fibers are loosened in the opening treatment, and different types of fibers are fully mixed, so that the fibers in the fiber web are correct in proportion, stable and uniformly distributed;
preferably, the main process of raw material arrangement in the non-woven fabric production process is as follows:
the method comprises the following steps: adopting a mechanical and manual double finishing mode to carry out surface carding and web formation on the loosened and mixed fiber raw material;
step two: the carded fiber web is regulated, and the materials are kept in a regulated preparation state in the next treatment step;
preferably, the pre-wetting in the non-woven fabric production process comprises the following main processes:
the method comprises the following steps: feeding the formed fiber web into a spunlace machine for reinforcement, and pre-wetting the fiber web in a double-web clamping type pre-wetting mode after reinforcement;
step two: air in the fiber net is discharged in the pre-wetting process, and the fiber net can conveniently absorb water jet energy after the air is discharged;
preferably, the main process of forward and reverse spunlace in the non-woven fabric production process is as follows:
the method comprises the following steps: reinforcing the fiber net by adopting a flat net spunlace reinforcing mode;
step two: the reinforced fiber web enters a spunlace area in a spunlace machine, and then is subjected to spunlace treatment under the impact of a plurality of fine water jets jetted from water jet holes in the area;
preferably, the main process of finishing the finished product in the non-woven fabric production process is as follows:
the method comprises the following steps: taking out the fiber web subjected to the spunlace treatment from a spunlace machine, and arranging the fiber web after taking out;
step two: carrying out surface inspection on the spunlaced fiber web by adopting a manual treatment mode, and carrying out grading treatment on the fiber web based on a production standard after inspection;
preferably, the main flow of drying and winding in the non-woven fabric production process is as follows:
the method comprises the following steps: placing the fiber nets in different grades in a dryer for drying treatment, and obtaining a non-woven fabric finished product after drying;
step two: winding the dried non-woven fabric finished product by winding equipment, and packaging by a packaging machine after winding;
preferably, the main flow of water treatment circulation in the non-woven fabric production process is as follows:
the method comprises the following steps: converging the water liquid used in the spunlace process based on a collecting pipeline, and injecting the water liquid into the three groups of sedimentation tanks for sedimentation after converging;
step two: the three groups of sedimentation tanks perform step-by-step sedimentation on the water liquid according to a distribution flow from top to bottom, and after sedimentation, clear supernatant is injected into the filter tank body through the pump body for filtering treatment;
step three: collecting sediments in the sedimentation tank through a pump body, performing pressing treatment after the sediments are collected, and recycling the sediments by professional staff after the treatment is finished;
compared with the prior art, the invention provides a non-woven fabric production process, which has the following beneficial effects:
avoid the filter core expenditure cost big problem that the direct water liquid filtration mode of tradition leads to in process of production, novel sediment filtration mode has been adopted, this filtration mode has adopted the sedimentation tank that distributes about three groups, come to use water liquid to deposit step by step in the water thorn flow, should deposit the mode step by step, can absorb the clarification supernatant through the pump body after deposiing and carry out the filter core and filter, reach and reduce the suspended solid and block up the filter core, and the filter core change frequency big problem that leads to, and should deposit filtration mode, can collect the precipitate, and retrieve the recycle after collecting the precipitate, can avoid being difficult to gather because of the suspended solid because of the direct water liquid filtration mode of tradition, and the extravagant phenomenon of raw materials that leads to.
Detailed Description
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a technical scheme for producing non-woven fabric, which comprises the following steps:
a non-woven fabric production process mainly comprises the following process steps of raw material preparation, raw material finishing, prewetting, positive and negative spunlace, finished product finishing, drying and winding and water treatment circulation.
The main process for preparing the raw materials in the non-woven fabric production process comprises the following steps:
the method comprises the following steps: selecting fiber raw materials with superior quality, and after the materials are selected, carrying out opening treatment through opening and mixing equipment;
step two: the fibers are loosened in the opening treatment, and different types of fibers are fully mixed, so that the fibers in the fiber web are correct in proportion, stable and uniformly distributed;
the main process of raw material arrangement in the non-woven fabric production process is as follows:
the method comprises the following steps: adopting a mechanical and manual double finishing mode to carry out surface carding and web formation on the loosened and mixed fiber raw material;
step two: the carded fiber web is regulated, and the materials are kept in a regulated preparation state in the next treatment step;
the pre-wetting process in the non-woven fabric production process comprises the following main flows:
the method comprises the following steps: feeding the formed fiber web into a spunlace machine for reinforcement, and pre-wetting the fiber web in a double-web clamping type pre-wetting mode after reinforcement;
step two: air in the fiber net is discharged in the pre-wetting process, and the fiber net can conveniently absorb water jet energy after the air is discharged;
the main flow of positive and negative spunlace in the production process of the non-woven fabric is as follows:
the method comprises the following steps: reinforcing the fiber net by adopting a flat net spunlace reinforcing mode;
step two: the reinforced fiber web enters a spunlace area in a spunlace machine, and then is subjected to spunlace treatment under the impact of a plurality of fine water jets jetted from water jet holes in the area;
the main process of finishing the finished product in the non-woven fabric production process is as follows:
the method comprises the following steps: taking out the fiber web subjected to the spunlace treatment from a spunlace machine, and arranging the fiber web after taking out;
step two: carrying out surface inspection on the spunlaced fiber web by adopting a manual treatment mode, and carrying out grading treatment on the fiber web based on a production standard after inspection;
the main flow of drying and winding in the non-woven fabric production process is as follows:
the method comprises the following steps: placing the fiber nets in different grades in a dryer for drying treatment, and obtaining a non-woven fabric finished product after drying;
step two: winding the dried non-woven fabric finished product by winding equipment, and packaging by a packaging machine after winding;
the main process of water treatment circulation in the non-woven fabric production process is as follows:
the method comprises the following steps: converging the water liquid used in the spunlace process based on a collecting pipeline, and injecting the water liquid into the three groups of sedimentation tanks for sedimentation after converging;
step two: the three groups of sedimentation tanks perform step-by-step sedimentation on the water liquid according to a distribution flow from top to bottom, and after sedimentation, clear supernatant is injected into the filter tank body through the pump body for filtering treatment;
step three: collecting sediments in the sedimentation tank through a pump body, performing pressing treatment after the sediments are collected, and recycling the sediments by professional staff after the treatment is finished;
the working principle and the using process of the invention are as follows: selecting fiber raw materials with superior quality, after the materials are selected, carrying out opening treatment through an opening and mixing device, wherein fibers are loosened in the opening treatment, different types of fibers are fully mixed, so that the component fibers in the fiber web are in correct, stable and uniform distribution, then carrying out surface carding and web forming on the fiber raw materials after the opening and the mixing in a mechanical and manual double-arrangement mode, and carrying out normalization on the fiber web after the carding, keeping the materials in a normalized preparation state in the next treatment step, then sending the formed fiber web into a spunlace machine for reinforcement, carrying out pre-wetting treatment on the fiber web in a double-web clamping type pre-wetting mode after the reinforcement, discharging air in the fiber web in the pre-wetting mode, facilitating the fiber web to absorb water jet energy after the discharge, and then carrying out flat-web spunlace reinforcement, after reinforcement, the fiber web enters a spunlace area in a spunlace machine, then, under the impact of a plurality of strands of micro water jets jetted from water jet holes in the area, spunlace treatment is carried out, then, the fiber web after the spunlace treatment is taken out from the spunlace machine, and is regulated after being taken out, a manual treatment mode is adopted, surface inspection is carried out on the fiber web after the spunlace, the fiber web is subjected to grading treatment based on production standards after inspection, then, the fiber webs with different grades are placed in a drying machine for drying treatment, a non-woven fabric finished product is obtained after drying, the non-woven fabric finished product is subjected to rolling treatment by a rolling device, and is subjected to packaging operation by a packaging machine after rolling, in the production process, in order to avoid the problem that the cost of a filter element caused by the traditional direct water liquid filtration mode is large, a novel filtration mode is adopted, and is based on a, the water liquid used in the spunlace flow is converged, the converged water liquid is injected into three groups of sedimentation tanks for sedimentation, the three groups of sedimentation tanks perform step-by-step sedimentation on the water liquid according to the distribution flow from top to bottom, the settled supernatant is injected into a filter box body through a pump body for filtration after sedimentation, the settled sediment is subjected to pressing treatment, and the settled sediment is recycled by professionals after the treatment.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A production process of non-woven fabric mainly comprises the following process steps of raw material preparation, raw material finishing, prewetting, positive and negative spunlace, finished product finishing, drying and winding and water treatment circulation;
the main process for preparing the raw materials in the non-woven fabric production process comprises the following steps:
the method comprises the following steps: selecting fiber raw materials with superior quality, and after the materials are selected, carrying out opening treatment through opening and mixing equipment;
step two: the fibers are loosened in the opening treatment, and different types of fibers are fully mixed, so that the fibers in the fiber web are correct in proportion, stable and uniformly distributed;
the main process of raw material arrangement in the non-woven fabric production process is as follows:
the method comprises the following steps: adopting a mechanical and manual double finishing mode to carry out surface carding and web formation on the loosened and mixed fiber raw material;
step two: the carded fiber web is regulated, and the materials are kept in a regulated preparation state in the next treatment step;
the pre-wetting process in the non-woven fabric production process comprises the following main flows:
the method comprises the following steps: feeding the formed fiber web into a spunlace machine for reinforcement, and pre-wetting the fiber web in a double-web clamping type pre-wetting mode after reinforcement;
step two: the pre-wetting is where air is expelled from the web and after the expulsion the web is allowed to absorb the energy of the water jet.
2. The process for producing a nonwoven fabric according to claim 1, wherein: the main processes of positive and negative spunlace in the non-woven fabric production process are as follows:
the method comprises the following steps: reinforcing the fiber net by adopting a flat net spunlace reinforcing mode;
step two: the reinforced fiber web enters a spunlace area in a spunlace machine, and then is subjected to spunlace treatment under the impact of a plurality of fine water jets jetted from water jet holes in the area.
3. The process for producing a nonwoven fabric according to claim 1, wherein: the main process of finishing the finished products in the non-woven fabric production process is as follows:
the method comprises the following steps: taking out the fiber web subjected to the spunlace treatment from a spunlace machine, and arranging the fiber web after taking out;
step two: and (3) carrying out surface inspection on the spunlaced fiber web by adopting a manual processing mode, and grading the fiber web based on production standards after inspection.
4. The process for producing a nonwoven fabric according to claim 1, wherein: the main flow of drying and winding in the non-woven fabric production process is as follows:
the method comprises the following steps: placing the fiber nets in different grades in a dryer for drying treatment, and obtaining a non-woven fabric finished product after drying;
step two: and (4) rolling the dried non-woven fabric finished product by using rolling equipment, and packaging by using a packaging machine after rolling.
5. The process for producing a nonwoven fabric according to claim 1, wherein: the main flow of water treatment circulation in the non-woven fabric production process is as follows:
the method comprises the following steps: converging the water liquid used in the spunlace process based on a collecting pipeline, and injecting the water liquid into the three groups of sedimentation tanks for sedimentation after converging;
step two: the three groups of sedimentation tanks perform step-by-step sedimentation on the water liquid according to a distribution flow from top to bottom, and after sedimentation, clear supernatant is injected into the filter tank body through the pump body for filtering treatment;
step three: the sediment in the sedimentation tank is collected through the pump body, and is pressed after being collected, and is recycled by professional personnel after the treatment is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010459315.8A CN111648033A (en) | 2020-05-27 | 2020-05-27 | Non-woven fabric production process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010459315.8A CN111648033A (en) | 2020-05-27 | 2020-05-27 | Non-woven fabric production process |
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| CN111648033A true CN111648033A (en) | 2020-09-11 |
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| CN202010459315.8A Pending CN111648033A (en) | 2020-05-27 | 2020-05-27 | Non-woven fabric production process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113823178A (en) * | 2021-09-18 | 2021-12-21 | 东莞汇港纺织实业有限公司 | Environment-friendly label for textile products, preparation method and clothes |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101397723A (en) * | 2008-10-17 | 2009-04-01 | 洪桂焕 | Production process of novel high-softness high-elasticity spunlace clothing dressing |
| DE102009036296A1 (en) * | 2009-08-06 | 2011-02-10 | Fleissner Gmbh | Supply device for operating a water jet pinning system |
| CN204097242U (en) * | 2014-09-18 | 2015-01-14 | 稳健医疗（黄冈）有限公司 | A kind of water thorn circular water treating system |
| CN105220357A (en) * | 2015-08-20 | 2016-01-06 | 徐波 | A kind of spunlace non-woven cloth and preparation method |
| CN210163173U (en) * | 2019-06-03 | 2020-03-20 | 江苏弘正扬瑞新材料有限公司 | Water circulation ultraviolet sterilization device for producing medical and sanitary spunlace nonwoven fabric |
| CN110983627A (en) * | 2019-12-27 | 2020-04-10 | 钱天宇 | Production process and application of spunlace nonwoven fabric |
-
2020
- 2020-05-27 CN CN202010459315.8A patent/CN111648033A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101397723A (en) * | 2008-10-17 | 2009-04-01 | 洪桂焕 | Production process of novel high-softness high-elasticity spunlace clothing dressing |
| DE102009036296A1 (en) * | 2009-08-06 | 2011-02-10 | Fleissner Gmbh | Supply device for operating a water jet pinning system |
| CN204097242U (en) * | 2014-09-18 | 2015-01-14 | 稳健医疗（黄冈）有限公司 | A kind of water thorn circular water treating system |
| CN105220357A (en) * | 2015-08-20 | 2016-01-06 | 徐波 | A kind of spunlace non-woven cloth and preparation method |
| CN210163173U (en) * | 2019-06-03 | 2020-03-20 | 江苏弘正扬瑞新材料有限公司 | Water circulation ultraviolet sterilization device for producing medical and sanitary spunlace nonwoven fabric |
| CN110983627A (en) * | 2019-12-27 | 2020-04-10 | 钱天宇 | Production process and application of spunlace nonwoven fabric |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113823178A (en) * | 2021-09-18 | 2021-12-21 | 东莞汇港纺织实业有限公司 | Environment-friendly label for textile products, preparation method and clothes |
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Application publication date: 20200911 |
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