CN106393945A - Compounding method of hot air through nonwoven fabric and all cotton nonwoven fabric and production system thereof - Google Patents

Compounding method of hot air through nonwoven fabric and all cotton nonwoven fabric and production system thereof Download PDF

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Publication number
CN106393945A
CN106393945A CN201610777897.8A CN201610777897A CN106393945A CN 106393945 A CN106393945 A CN 106393945A CN 201610777897 A CN201610777897 A CN 201610777897A CN 106393945 A CN106393945 A CN 106393945A
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China
Prior art keywords
spun lacing
hot
cotton
nonwoven cloth
wind nonwoven
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Granted
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CN201610777897.8A
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CN106393945B (en
Inventor
李建全
周荣洪
罗霞
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Robust Medical (huanggang) Ltd
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Robust Medical (huanggang) Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00Ancillary operations in connection with laminating processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/02Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by a sequence of laminating steps, e.g. by adding new layers at consecutive laminating stations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00Ancillary operations in connection with laminating processes
    • B32B2038/0052Other operations not otherwise provided for
    • B32B2038/0056Moistening

Abstract

The invention discloses a compounding method of hot air through nonwoven fabric and all cotton nonwoven fabric, and belongs to the technical field of nonwoven fabric production. The method comprises the following steps: taking hot air through nonwoven fabric as the bottom layer, laminating a nonwoven fabric-cotton mesh on the hot air through fabric, and carrying out pre-wetting and front-back spunlace laminating to obtain the product. According to the method, a spunlace method is used to replace chemical adhering to compound chemical fiber nonwoven fabric and all cotton spunlace nonwoven fabric; the advantages of all cotton nonwoven fabric such as softness, water absorbing property, breathability, and the like, are preserved, at the same time, the advantages of hot air through nonwoven fabric such as high filling power, good elasticity, soft hand feeling, strong warm keeping performance, air penetrating and water penetrating performance, and the like are also preserved; moreover, the glue leakage is prevented, and the peeling strength meets the requirement.

Description

The complex method of a kind of hot-wind nonwoven cloth and all cotton non-woven fabric and its production system
Technical field
The invention belongs to nonwoven production technical field, compound particularly to a kind of hot-wind nonwoven cloth and all cotton non-woven fabric Method and its production system, more particularly, to a kind of hot-wind nonwoven cloth(Chemical fibre)Physics spun lacing is adopted to be combined with cotton spun-laced nonwoven fabric Technique.
Background technology
Hot-wind nonwoven cloth:Hot blast adhesion(Hot rolling, hot blast)One of non-woven fabrics, hot blast nonwoven is in fiber(Chemical fibre)Comb After managing into, penetrate fibre web using the hot blast on drying plant, be allowed to be heated and bonded the non-woven fabrics generating.
Cotton spun-laced nonwoven fabric:Cotton spun-laced nonwoven fabric is textile with natural fiber, by opener, Song Mian, using tip Cotton textiles are organized into after net for carding machine and lapping machine and drafting machine, using the numerous needle-like water column of the big density being formed after pressurization, Cotton fiber is facilitated to tangle into cloth through spun-laced machine.
The complex method of compound nonwoven cloth both at home and abroad:Film process, hot-pressing processing, glue spraying process, ultrasonic Treatment.
Nonwoven fabric of synthetic fibre with the usual combination process of cotton spun-laced nonwoven fabric is both at home and abroad:Directly apply on nonwoven fabric of synthetic fibre (Spray)One layer of PUR, then repaves cotton spun-laced nonwoven fabric.Because the non-woven fabrics of chemical fibre cannot directly and cotton spun lacing no Spin cloth to be combined, only bonded by means of the third material.
So applying(Spray)During glue, due to uneven painting(Spray)Glue, can make glue be seeped into cotton spun-laced nonwoven fabric Surface layer, and because glue is a kind of chemical substance, in use, be the product of surface layer using cotton spun-laced nonwoven fabric Product, the non-woven fabrics of cotton and direct body contact, glue is also just contacted in this process with skin, and it is red that glue can stimulate skin to produce Rash phenomenon.
There is presently no a kind of effective manner to solve this problem, should accomplish comfortable, accomplish environmental protection, health again.
Content of the invention
One of purpose of the embodiment of the present invention is to provide the complex method of a kind of hot-wind nonwoven cloth and all cotton non-woven fabric, should Nonwoven fabric of synthetic fibre is combined with cotton spun-laced nonwoven fabric by method using the bonding of spun lacing method substituted chemistry.Spun lacing method reinforces fibre web Principle is the multiply fine water jet injection fibre web being produced using high pressure, is commonly called as " high pressure liquid drugs injection ".After liquid drugs injection passes through fibre web, it is commissioned Hold the bounce-back of lace curtaining, intert fibre web again;Thus, in fibre web fiber different directions high speed liquid drugs injection intert hydraulic action under, Produce displacement, interspersed, entanglement and obvolvent, so that fibre web is reinforced.It is above-mentioned that the second object of the present invention is that offer is realized The production equipment of method.Described technical scheme is as follows:
On the one hand, embodiments provide the complex method of a kind of hot-wind nonwoven cloth and all cotton non-woven fabric, the method includes: Hot-wind nonwoven cloth, as bottom, non-woven fabrics web is superimposed on hot-wind nonwoven cloth, through prewetting, positive and negative spun lacing be combined after produced Product.
Wherein, the grammes per square metre of the hot-wind nonwoven cloth in the present invention is 16-100 gram/m, and it originates fine for ES fiber, PP Obtain after thermal-adhering after dimension and/or the mixing of other natural fibers, the mass content of natural fiber is less than 50%.
Wherein, the non-woven fabrics web in the present invention be without spun lacing process cotton stratum reticulare, through conventional spun lacing process after gram It is 25-180 gram/m again.
Further, the source of the non-woven fabrics web in the present invention is:Raw cotton mixes through shredding, is carded to net, intersects paving Obtain after net and multiple roll drawing-off.
Wherein, the complex method that the present invention provides also includes:If producing plain weave non-woven fabrics, after positive and negative spun lacing is combined Collated obtain product.
Wherein, the operation of prewetting in the present invention is the spun lacing 2 times of prewetting, and described positive and negative spun lacing operation includes:Hauling spun lacing 1 Secondary, reverse side spun lacing 2 times and front spun lacing 3 times.
Wherein, the positive and negative spun lacing operation in the present invention also includes:Jacquard weave spun lacing 2 times.
Specifically, the pressure of the spun lacing of prewetting in the present invention is 0.5-50bar, and the pressure of described reverse side spun lacing is 25- 35bar, the pressure of described front spun lacing is 50-55bar, and the pressure of described jacquard weave spun lacing is 40-45bar.
Wherein, the reverse side spun lacing in the present invention, front spun lacing and jacquard weave spun lacing be all using cylinder spun lacing, described water of prewetting Thorn, hauling spun lacing and arrangement are all using plain net spun lacing.
On the other hand, the embodiment of the present invention additionally provides the production system realizing said method, including:
Shredding mixing arrangement:For raw cotton being carried out with shredding, remove impurity, being mixed to get raw cotton fiber;
Combing web forming device:For fiber is carded to fleece;
Cross lapping device:For uniformly spreading out reciprocating and staggered for fleece;
Multiple roll drafting system:Arrangement for adjusting fiber using different draft speeds obtains non-woven fabrics web;
Hot-wind nonwoven cloth offer device:For providing hot-wind nonwoven cloth to spun lacing device;
Spun lacing device:For using hot-wind nonwoven cloth as bottom, non-woven fabrics web being superimposed on hot-wind nonwoven cloth, through prewetting, Positive and negative spun lacing obtains finished product after being combined.
Described spun lacing device includes setting gradually:
Spun lacing of prewetting structure:Cylinder water jet with holes and defeated lace curtaining is adopted to clamp water jet respectively to the hot blast after overlapping no successively Spin cloth and carry out, with non-woven fabrics web, the two-layer nonwoven that pre-add wet process is tentatively bondd;
Hauling spun lacing structure:Once the two-layer nonwoven of preliminary bonding is separated with support net using plain net spun lacing;
Reverse side spun lacing structure:Twice hot-wind nonwoven cloth is tangled with non-woven fabrics web using cylinder spun lacing reverse side spun lacing;
Front spun lacing structure:Using cylinder spun lacing front spun lacing three times by entangled hot-wind nonwoven cloth and non-woven fabrics web Reinforced.
Described shredding mixing arrangement, combing web forming device, cross lapping device and multiple roll drafting system be sequentially arranged for Obtain non-woven fabrics web;Described multiple roll drafting system and hot-wind nonwoven cloth offer device all export spun lacing device.
The beneficial effect that technical scheme provided in an embodiment of the present invention is brought is:The present invention provide combination process have as Lower advantage:
(1) hot-wind nonwoven cloth and cotton spun-laced nonwoven fabric are combined with each other, and have both remained flexibility, the water suction of all cotton non-woven fabric Property, breathability, the loft again possessing hot-wind nonwoven cloth is high, elasticity is good, soft, warmth retention property is strong, air-and water-permeable performance.
(2) physics is combined and can remove strike-through phenomenon, it is to avoid glue and human body skin directly contact and produce erythema phenomenon, carry The high comfortableness of product and safety.
(3) adopt the product after this combination process more environmentally friendly more healthy, away from chemical substance, lift the people to the articles for daily use High demand
(4) hot-wind nonwoven cloth can obtain the peeling force more than 3N with cotton spun-laced nonwoven fabric after being combined.
Brief description
Fig. 1 is the existing FB(flow block) producing cotton spun-laced nonwoven fabric technique;
Fig. 2 is the FB(flow block) with the complex method of all cotton non-woven fabric for the hot-wind nonwoven cloth of present invention offer;
Fig. 3 is the flow chart of the jacquard weave compound nonwoven cloth preparation method that embodiment two provides;
Fig. 4 is the structural representation of the spun lacing device that example IV provides;
Fig. 5 is the structural representation of the hot-wind nonwoven cloth offer device that example IV provides.
Specific embodiment
For making the object, technical solutions and advantages of the present invention clearer, below the present invention is made further to retouch in detail State.
Embodiment one
Embodiment one provides the complex method of a kind of hot-wind nonwoven cloth and all cotton non-woven fabric, and the method includes:Hot-wind nonwoven cloth As bottom, non-woven fabrics web is superimposed on hot-wind nonwoven cloth, through prewetting, positive and negative spun lacing be combined after obtain finished product.Wherein, two Layer cloth stacks to need hot-wind nonwoven cloth is placed on below all cotton non-woven fabric and carries out, because hot-wind nonwoven cloth first one-step forming, changes Fine surface tension ratio is larger, and cloth cover is smooth, and high-pressure water-jet stream is directly beaten and is not easy to puncture on hot-wind nonwoven cloth, and web is not simultaneously Easily prewet the air of cotton interlayer of draining;On the contrary, if hot-wind nonwoven cloth is placed on following, high-pressure water-jet stream is subject to through cotton stratum reticulare Support curtain counteracting force, between the two, fiber is easier tied up in knots, is combined and easily carries out.The method can be used for producing plain weave Jacquard non-woven fabrics of non-woven fabrics, mesh non-woven fabrics and various figured pattern etc..
Wherein, the grammes per square metre of the hot-wind nonwoven cloth in the present invention is 16-100 gram/m(Slim), it originates fine for ES Dimension, PP fiber and/or other natural fibers(As cotton, hair etc.)Deng mixing(Single Fiber can also be adopted)Obtain by after thermal-adhering Arrive, the mass content of natural fiber is less than 50%.It is by the cotton fiber in all cotton non-woven fabric and hot blast nonwoven in this method principle The hot-wind nonwoven cloth therefore going for various proportionings is once entangled with by fiber in cloth.
Wherein, the non-woven fabrics web in the present invention is the cotton stratum reticulare processing without spun lacing it can be understood as without spun lacing The all cotton non-woven fabric processing, after processing through conventional spun lacing, grammes per square metre is 25-180 gram/m.
Further, the source of the non-woven fabrics web in the present invention is:Raw cotton mixes through shredding, is carded to net, intersects paving Net and multiple roll drawing-off etc. obtain after processing, and the technique before spun lacing is identical with conventional spun lacing all cotton non-woven fabric for this process.
Wherein, the complex method that the present invention provides also includes:If producing plain weave non-woven fabrics, jacquard weave rod only does general herein Logical spun lacing roller is used, and needs to obtain product through arrangement after positive and negative spun lacing is combined.If produce is jacquard non-woven fabrics, water again Thorn can affect cloth cover lines, then do not need to arrange.
Wherein, the operation of prewetting in the present invention is the spun lacing 2 times of prewetting, and positive and negative spun lacing operation includes:Hauling spun lacing 1 time, anti- Face spun lacing 2 times and front spun lacing 3 times, hauling spun lacing, reverse side spun lacing and front spun lacing are similarly to the prior art.
Further, if jacquard non-woven fabrics to be obtained, the positive and negative spun lacing operation in the present invention also includes:Jacquard weave spun lacing 2 times.
Specifically, the spun lacing of prewetting in the present invention, the pressure of reverse side spun lacing, front spun lacing and jacquard weave spun lacing are with respect to routine Cotton spun-laced nonwoven fabric production technology is adjusted, and hauling spun lacing and arrangement spun lacing pressure need not adjust, and spun lacing distance is all For 10-12mm.Specifically, the pressure of spun lacing of prewetting is 0.5-50bar, and the pressure of reverse side spun lacing is 25-35bar, front spun lacing Pressure be 50-55bar, the pressure of jacquard weave spun lacing is 40-45bar.
Wherein, the reverse side spun lacing in the present invention, front spun lacing and jacquard weave spun lacing be all using cylinder spun lacing, spun lacing of prewetting, rises Net spun lacing and arrangement are all using plain net spun lacing.Specifically, the present invention carries out spun lacing by the way of cylinder is combined with plain net and adds Gu, instead pierce, just pierce, jacquard weave spun lacing adopts cylinder spun lacing to reinforce, water jet adsorbs in cylinder along cylinder circumferential arrangement, fibre web On, the injection accepting the water jet of water jet ejection can get the good effect reflecting water jet.Cylinder is compiled for stainless steel silk Knit or rustless steel and special material phase knot and cylinder, be inside provided with aspirator.Prewet, hauling and arrangement are added using plain net spun lacing Gu, fibre web is moved horizontally, is accepted the injection of the water jet that water jet sprays vertically downward by asking lace curtaining to send, and web fiber plays Consolidation effect.
Referring to table 1, it has following difference with the production technology of existing spun-laced nonwoven fabric:
Table 1
Further, spun lacing of prewetting is respectively adopted roller water jet spun lacing with holes and once clamps water jet spun lacing one with defeated lace curtaining Secondary, common spun lacing twice.Once prewet water jet in roller with holes, secondary water jet of prewetting is suspended in the online face of support.Just producing feelings Only need to once prewet under condition, in this invention, composite spunlaced non-woven fabrics and hot-wind nonwoven cloth need spun lacing twice, to strengthen Composite force between hot-wind nonwoven cloth and spun-laced nonwoven fabric.
Using the result that the 45g overlay film that the method that the present invention provides obtains is drawn a design it is:It is wear-resisting to can reach 3 grades, its thickness For 0.25mm, other data are as shown in table 2:
Table 2 45g8 mesh mesh compound nonwoven cloth
Common product requires longitudinal bending rigidity≤3, horizontal bending rigidity≤1.Bending rigidity≤1 after this process combining, Show that this combination process will not reduce the pliability of product.
Referring to table 3, it is longitudinal peeling force that 45g 8 mesh mesh and 55g 8 mesh mesh are combined rear product.
Table 3
Longitudinal peeling force of general painting glue bond compound nonwoven cloth is in 5N.As long as but peeling force is more than 3N and just can meet Use requirement.And longitudinal peeling force of the product that this combination process obtains is big compared with the longitudinal peeling force applying glue bond joint product.
To sum up, the hot-wind nonwoven cloth that the present invention provides is had the advantage that with the complex method of all cotton non-woven fabric:
(1) hot-wind nonwoven cloth and cotton spun-laced nonwoven fabric are combined with each other, and have both remained flexibility, the water suction of all cotton non-woven fabric Property, breathability, the loft again possessing hot-wind nonwoven cloth is high, elasticity is good, soft, warmth retention property is strong, air-and water-permeable performance.
(2) physics is combined and can remove strike-through phenomenon, it is to avoid glue and human body skin directly contact and produce erythema phenomenon, carry The high comfortableness of product and safety.
(3) adopt the product after this combination process more environmentally friendly more healthy, away from chemical substance, lift the people to the articles for daily use High demand
(4) hot-wind nonwoven cloth can obtain the peeling force more than 3N with cotton spun-laced nonwoven fabric after being combined.
Embodiment two:
Referring to Fig. 2 and 3, embodiment two provides a kind of preparation method of jacquard weave compound nonwoven cloth, comprises the following steps:
S101 shredding mixes:Raw cotton is carried out with shredding, remove impurity, is mixed to get raw cotton fiber.
S102 is carded to net:The fiber that step S101 is provided is carded to fleece.
S103 cross lapping:Fleece that step S102 is obtained is reciprocating and staggered uniformly to be spread out.
S104 multiple roll drawing-off:Obtain non-woven fabrics web using the arrangement that different draft speeds adjust fiber.
Said process is identical with the production method of existing spun lacing all cotton non-woven fabric, if installing thereafter normal spun lacing stream Journey, its grammes per square metre is 25-180 gram/m.
S105 overlaps:The non-woven fabrics web that step S104 obtains reaches support net, hot-wind nonwoven cloth after multiple roll drawing-off (16-100 gram/m)Through selvage guide frame reach trawlnet, hot-wind nonwoven cloth under, web is upper.
The pre- spun lacing of S106:Non-woven fabrics web and following hot-wind nonwoven cloth move to roller spun lacing with holes successively with defeated lace curtaining Under head and defeated lace curtaining clamping water jet, the spun lacing pressure of prewetting using 0.5-50bar reaches on cotton layer, can preliminary consolidation fluffy Fibre web, the air in exclusion fibre web;Meanwhile, the fiber in non-woven fabrics web high speed liquid drugs injection intert hydraulic action under with hot blast Chemical fibre in non-woven fabrics is mutually interspersed, tangles and obvolvent, and compound web is tentatively reinforced.
S107 hauling spun lacing:By the two-layer nonwoven after preliminary for step S106 bonding through hauling water jet and support net point From spun lacing pressure is identical with the hauling spun lacing pressure in existing spun lacing all cotton non-woven fabric production process.
S108 reverse side spun lacing:Twice hot-wind nonwoven cloth is twined with non-woven fabrics web using cylinder spun lacing reverse side spun lacing Knot, spun lacing pressure is 25-35bar.
S109 front spun lacing:Using cylinder spun lacing front spun lacing three times by entangled hot-wind nonwoven cloth and non-woven fabrics Web is reinforced, and spun lacing pressure is 50-55bar.
S110 jacquard weave spun lacing:Using plain net hydro-entangled master spun lacing twice, through high-pressure water-jet, can obtain one or more The compound nonwoven cloth of figure, spun lacing pressure is 40-45bar.
The multiple spun lacing mentioned in the present embodiment is multiple spun lacing regions or multiple water jet carries out spun lacing, and spun lacing distance is all For 10-12mm.
Embodiment three:
Embodiment three provides a kind of preparation method of plain weave compound nonwoven cloth, step S101- of its method and embodiment two S110 is basically identical, and in step s 110, jacquard weave roller as light water licker-in, plays and strengthens spun-laced nonwoven fabric vertically and horizontally strength Act on, difference is:Also include:S111 arranges:Twice cloth cover is arranged using plain net spun lacing(If above spun lacing Operation has dropped stitch, can play the effect modifying cloth cover fine hair by this two water jets), spun lacing pressure is complete with existing spun lacing Arrangement spun lacing pressure in cotton nonwoven fabrics production process is identical.
Example IV:
Example IV provides the production system realizing said method, including:
Shredding mixing arrangement:For raw cotton being carried out with shredding, remove impurity, being mixed to get raw cotton fiber.
Combing web forming device:For fiber is carded to fleece.
Cross lapping device:For uniformly spreading out reciprocating and staggered for fleece.
Multiple roll drafting system:Arrangement for adjusting fiber using different draft speeds obtains non-woven fabrics web.
Hot blast nonwoven provides cloth apparatus 1:For providing hot-wind nonwoven cloth to spun lacing device, specifically for by rolling Hot-wind nonwoven cloth debatching or directly directly provided by hot-wind nonwoven cloth production system;Its structure is as shown in figure 5, by base 10 He Frame body 11 forms, and frame body 11 has a draw-in groove 12.Hot-wind nonwoven cloth volume is placed on frame body 11 after being run through by bearing 13,13 liang of bearing End can be fixed in draw-in groove 12 by sleeves and prevent sideslip.Hot-wind nonwoven cloth is with support curtain motoricity with advance.
Spun lacing device:For using hot-wind nonwoven cloth as bottom, non-woven fabrics web being superimposed on hot-wind nonwoven cloth, through pre- Wet, positive and negative spun lacing obtains finished product after being combined.Referring to Fig. 4, this spun lacing device includes frame 14, the support net 2 in frame 14, edge Support net 2 is successively set on the spun lacing structure of prewetting in frame 14(3、4), hauling spun lacing structure 5, reverse side spun lacing structure 7 and front Spun lacing structure 6 etc..
Wherein, spun lacing of prewetting structure(3、4):Adopt cylinder water jet 3 with holes and defeated lace curtaining clamping water jet 4 successively respectively With non-woven fabrics web, the two-layer nonwoven that pre-add wet process is tentatively bondd is carried out to the hot-wind nonwoven cloth after overlapping;Hauling water Thorn structure 5:Using the hauling of plain net spun lacing, the two-layer nonwoven of preliminary bonding is separated with support net;Reverse side spun lacing structure 7:Adopt With cylinder spun lacing reverse side spun lacing twice(Twice spun lacing region)Hot-wind nonwoven cloth is tangled with non-woven fabrics web;Front spun lacing Structure 6:Using cylinder spun lacing front spun lacing three times(Three roads spun lacing region)By entangled hot-wind nonwoven cloth and non-woven fabrics Web is reinforced.
Wherein, shredding mixing arrangement, combing web forming device, cross lapping device and multiple roll drafting system be sequentially arranged for Obtain non-woven fabrics web, identical with existing device, it is well known to those skilled in the art, therefore omit and describe in detail;Specifically Can be using the device of all cotton non-woven fabric producing 25-180 gram/m of specification and parameter setting.Multiple roll drafting system and heat Wind non-woven fabrics offer device 1 all exports spun lacing device, hot-wind nonwoven cloth under, web is upper.Specifically, multiple roll drafting system In front of spun lacing device, hot-wind nonwoven cloth offer device 1 downside in front of spun lacing device.
Further, this system also includes the jacquard weave spun lacing structure 8 after front spun lacing structure 6:Using plain net spun lacing Jacquard weave spun lacing is twice(Twice spun lacing region), the compound nonwoven cloth of one or more figure can be obtained.
Further, this system also includes the arrangement structure 9 after jacquard weave spun lacing structure 8:Using plain net spun lacing two Secondary(Twice spun lacing region)Arrangement is carried out to cloth cover and obtains plain weave non-woven fabrics.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all in the spirit and principles in the present invention Within, any modification, equivalent substitution and improvement made etc., should be included within the scope of the present invention.

Claims (10)

1. a kind of hot-wind nonwoven cloth and the complex method of all cotton non-woven fabric, will no it is characterised in that hot-wind nonwoven cloth is as bottom Spin cloth web be superimposed on hot-wind nonwoven cloth, through prewetting, positive and negative spun lacing be combined after obtain product.
2. the complex method of hot-wind nonwoven cloth according to claim 1 and all cotton non-woven fabric is it is characterised in that described hot blast The grammes per square metre of non-woven fabrics is 16-100 gram/m, and it is originated as warp after the mixing of ES fiber, PP fiber and/or other natural fibers Obtain after thermal-adhering, the mass content of natural fiber is less than 50%.
3. the complex method of hot-wind nonwoven cloth according to claim 1 and all cotton non-woven fabric is it is characterised in that described nonwoven Cloth web is the cotton stratum reticulare processing without spun lacing, and after processing through conventional spun lacing, grammes per square metre is 25-180 gram/m.
4. the complex method of hot-wind nonwoven cloth according to claim 1 and all cotton non-woven fabric is it is characterised in that described nonwoven The source of cloth web is:Raw cotton mixes, is carded to after net, cross lapping and multiple roll drawing-off and obtains through shredding.
5. the complex method of hot-wind nonwoven cloth according to claim 3 and all cotton non-woven fabric is it is characterised in that methods described Also include:If producing plain weave non-woven fabrics, after positive and negative spun lacing is combined, obtain product through arrangement.
6. hot-wind nonwoven cloth according to claim 5 and the complex method of all cotton non-woven fabric are it is characterised in that described prewet Operation is the spun lacing 2 times of prewetting, and described positive and negative spun lacing operation includes:Hauling spun lacing 1 time, reverse side spun lacing 2 times and front spun lacing 3 times.
7. the complex method of hot-wind nonwoven cloth according to claim 6 and all cotton non-woven fabric is it is characterised in that described positive and negative Spun lacing operation also includes:Jacquard weave spun lacing 2 times.
8. hot-wind nonwoven cloth according to claim 7 and the complex method of all cotton non-woven fabric are it is characterised in that described prewet The pressure of spun lacing is 0.5-50bar, and the pressure of described reverse side spun lacing is 25-35bar, and the pressure of described front spun lacing is 50- 55bar, the pressure of described jacquard weave spun lacing is 40-45bar.
9. the complex method of hot-wind nonwoven cloth according to claim 8 and all cotton non-woven fabric is it is characterised in that described reverse side , all using cylinder spun lacing, described spun lacing of prewetting, hauling spun lacing and arrangement are all using plain net water for spun lacing, front spun lacing and jacquard weave spun lacing Thorn.
10. a kind of production system of compound nonwoven cloth is it is characterised in that include:
Shredding mixing arrangement:For raw cotton being carried out with shredding, remove impurity, being mixed to get raw cotton fiber;
Combing web forming device:For fiber is carded to fleece;
Cross lapping device:For uniformly spreading out reciprocating and staggered for fleece;
Multiple roll drafting system:Arrangement for adjusting fiber using different draft speeds obtains non-woven fabrics web;
Hot-wind nonwoven cloth offer device:For providing hot-wind nonwoven cloth to spun lacing device;
Spun lacing device:For using hot-wind nonwoven cloth as bottom, non-woven fabrics web being superimposed on hot-wind nonwoven cloth, through prewetting, Positive and negative spun lacing obtains finished product after being combined;
Described spun lacing device includes setting gradually:
Spun lacing of prewetting structure:Cylinder water jet with holes and defeated lace curtaining is adopted to clamp water jet respectively to the hot blast after overlapping no successively Spin cloth and carry out, with non-woven fabrics web, the two-layer nonwoven that pre-add wet process is tentatively bondd;
Hauling spun lacing structure:Once the two-layer nonwoven of preliminary bonding is separated with support net using plain net spun lacing;
Reverse side spun lacing structure:Twice hot-wind nonwoven cloth is tangled with non-woven fabrics web using cylinder spun lacing reverse side spun lacing;
Front spun lacing structure:Using cylinder spun lacing front spun lacing three times by entangled hot-wind nonwoven cloth and non-woven fabrics web Reinforced;
Described shredding mixing arrangement, combing web forming device, cross lapping device and multiple roll drafting system are sequentially arranged for obtaining Non-woven fabrics web;Described multiple roll drafting system and hot-wind nonwoven cloth offer device all export spun lacing device.
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CN108374239A (en) * 2018-02-06 2018-08-07 杭州萧山凤凰纺织有限公司 A kind of preparation method of compound jacquard weave hydro-entangled non-woven fabric
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CN109629109A (en) * 2019-01-28 2019-04-16 深圳全棉时代科技有限公司 A kind of preparation method of pure cotton non-woven Tetramune
CN109868556A (en) * 2019-01-07 2019-06-11 安徽新利清洁用品有限公司 A kind of corrosion-resistant non-woven bag and preparation method thereof
CN112080857A (en) * 2019-06-13 2020-12-15 苏州宝丽洁医疗科技有限公司 Tampon with cotton surface layer and preparation method thereof

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107296676A (en) * 2017-07-31 2017-10-27 江苏西臣奥勒医疗科技有限公司 Automate clamping plate production equipment
CN107780044A (en) * 2017-10-31 2018-03-09 稳健医疗(黄冈)有限公司 A kind of production technology of jacquard non-woven fabrics
CN108374239A (en) * 2018-02-06 2018-08-07 杭州萧山凤凰纺织有限公司 A kind of preparation method of compound jacquard weave hydro-entangled non-woven fabric
CN108744008A (en) * 2018-04-24 2018-11-06 浙江金三发非织造布有限公司 A kind of dry and comfortable pro-skin lateral leakage protection amenities surface layer and its processing technology
CN108859310A (en) * 2018-04-24 2018-11-23 浙江金三发非织造布有限公司 A kind of dry and comfortable lateral leakage protection amenities surface layer and its processing technology
CN109016707A (en) * 2018-04-24 2018-12-18 浙江金三发非织造布有限公司 A kind of pro-skin lateral leakage protection amenities surface layer and its processing technology
CN109868556A (en) * 2019-01-07 2019-06-11 安徽新利清洁用品有限公司 A kind of corrosion-resistant non-woven bag and preparation method thereof
CN109629109A (en) * 2019-01-28 2019-04-16 深圳全棉时代科技有限公司 A kind of preparation method of pure cotton non-woven Tetramune
CN112080857A (en) * 2019-06-13 2020-12-15 苏州宝丽洁医疗科技有限公司 Tampon with cotton surface layer and preparation method thereof

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