CN105420920B - The Processes and apparatus of pure alginate fibre continuous yarn non-woven fabrics is prepared based on wet spinning technology - Google Patents
The Processes and apparatus of pure alginate fibre continuous yarn non-woven fabrics is prepared based on wet spinning technology Download PDFInfo
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- CN105420920B CN105420920B CN201510854987.8A CN201510854987A CN105420920B CN 105420920 B CN105420920 B CN 105420920B CN 201510854987 A CN201510854987 A CN 201510854987A CN 105420920 B CN105420920 B CN 105420920B
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- alginate fibre
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- 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
- D04H1/425—Cellulose series
- D04H1/4258—Regenerated cellulose series
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/06—Wet spinning methods
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/12—Stretch-spinning methods
- D01D5/16—Stretch-spinning methods using rollers, or like mechanical devices, e.g. snubbing pins
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/04—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of alginates
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- 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
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Nonwoven Fabrics (AREA)
Abstract
The invention discloses a kind of techniques preparing pure alginate fibre continuous yarn non-woven fabrics using wet spinning, include the following steps：Spinning technique (1), using conventional wet lay spinning；Non-woven fabrics moulding process；(2), lapping：It is nascent alginate fibre tow after drying and processing is evenly dispersed and be laid on lapper lace curtaining, form the filament web for intersecting and stacking；(3), spun lacing is reinforced；(4), it dries；(5), it winds.Equipment is made of wet spinning device and non-woven fabric forming apparatus.The technique has broken the theory that can not use pure alginate fibre production non-woven fabrics in the past, the filament web that continuous alginate fibre long filament lapping is formed can be unlikely to be broken up by spun lacing step, non-woven cloth products can be accessed, it can ensure that product is thin, saturating, high-hygroscopicity again, correlation step is omitted in the conventional wet spinning technique the step of, it is effectively saved production cost, the pollution to environment in technical process is reduced, improves production efficiency.
Description
Technical field
The invention belongs to technical field, more particularly to one kind preparing pure alginate fibre filament nonwoven based on wet spinning technology
The Processes and apparatus of cloth.
Background technology
It is prepared by non-woven fabrics may be used dry method at present and wet spinning obtains various fibers, for example, terylene, polypropylene fibre,
The fibers such as polyamide fibre, spandex and chitosan, acrylic, seaweed are produced by modes such as hot melt and spun lacings.Alginate fibre is as one
Kind Biodegradable regenerated fiber, is made of using the alginic acid isolated in seaweed plants (such as kelp, sea grass) as raw material
Fiber, product has the specific functions such as good biocompatibility, degradable absorbability, and resourceful, estimates generation
There are more than 25000 kinds of seaweed, the various excellent properties of alginate fibre to be obtained extensively in field of textiles and medical domain in boundary ocean
General concern.The characteristics of alginate fibre, 1, high-hygroscopicity, a large amount of Wound exudate can be absorbed, extend more change a bandage when
Between, it reduces and replaces number and nursing time, reduce nursing expense.2, ease of removal, after alginate fiber is contacted with diffusate
It is puffing to form soft gel.High M alginate fibers can use the saline solution elution removal of warm；High G alginates bandage
It is puffing it is smaller can full wafer removal, be woven with protective effect to delicate group of newborn wound, prevent from causing wound two when taking out gauze
Secondary wound.3, high oxygen permeability forms hydrophilic gel after moisture absorption, and " Free water " combined with hydrophilic radical becomes what oxygen transmitted
Channel, oxygen enter from external environment in wound tissue through adsorption -diffusion-desorption process；And high G sections of fiber are fibers
Macromolecular skeleton tie point, the anoxic conditions that the hard component (the passable micropore of oxygen) of hydrogel avoids wound, promotes
Wound healing.4, biological degradability and compatibility, alginate fiber category Biodegradable fibers, which solves to environment dirt
The problem of dye.It is secondary when its operation avoidable with bio-compatible to take out stitches, alleviate the pain of patient.5, adsorption of metal ions sea
The adsorbable a large amount of metal ions of algae fiber form conductive chain, and the aggregation performance of macromolecular chain can be improved, suitable for manufacture protection weaving
Product.
2004, University Of Qingdao professor Xia Yanzhi accepted betrothal gifts the chief scientist of Qingdao City's alginate fibre project.In seaweed fibre
The production new technology and alginate fibre of dimension are innovated and have been sent out in the application of functional textile, inherent flame retardant material etc.
Exhibition, has opened up living marine resources new application.It presides over 863 Program key project, and " marine algae resource is produced fiber and is added deeply
Work development key technology " carries out the industrialized production of alginate fibre.
2007, University Of Qingdao disclosed a kind of patent of the chitose graft alginate fibre and preparation method thereof with purposes
[11], this fiber chitosan certain since surface coats, thus there is good hygroscopicity and antibiotic property, and nontoxic, nothing
Harmful, safe and biodegradability has good application prospect, as hemostatic treatment in fields such as medicine, environmental protection
New material is particularly suitable for manufacture gauze and does wound dressing use.Fibre strength：1.5d~2.5d.Elongation at break：4%~
10%.Fracture strength：1.8g/d~3.1g/d.
At present alginate fibre include highly hygroscopic medical alginate fibre, it is antibacterial, the medical alginate fibre of deodorization, radiation protection, anti-quiet
Electric alginate fibre is applied to the nonwovens such as medical field, cosmetic field and clothing fabric field, including medical dressing, bandage
Cloth, the knitted fabrics such as mask nonwoven fabric and clothing fabric.The main method solved at this stage be prepare calcium/sodium alginate fibre, or
Sodium alginate and other highly hygroscopic raw materials (such as carboxymethyl cellulose) are subjected to co-blended spinning.Masahiro Tachi prepare moisture absorption
Property Medical dressing and bandage, and can completely cut off or prevent the entrance of bacterium after moisture absorption, prevent the infection [12] of wound；Otsuka
Zinc/calcium alginate fibre prepared by T has apparent fungistatic effect and detumescence effect.
Italian ZegnaBaruffa Lane Borgosesia spinning company also releases a kind of length of entitled Thalassa
Thread, contain algae component in silk, fabric and clothes made of the fabric made of this fiber and the general fiber of clothes ratio more can
Keep and improve human surface temperature.The brain of people can be allowed to relax after this fabric dress containing algae component, can also carried
The attention and memory of high wearer also has antiallergy, lessens fatigue and improve insomnia situation.
104178918 A of CN disclose a kind of antibacterial nonwoven cloth, which is characterized in that by non-woven fabrics base fabric and fibrous layer phase
Mutually be bonded, the fibrous layer by alginate fibre, antibacterial polyurethane fiber, bamboo charcoal fiber and the interlaced bonding of cotton fiber,
The antibacterial polyurethane fiber surface is coated with silvering, and each fiber shared weight percent in non-woven fabrics is in the fibrous layer：
Alginate fibre 10%~12.5%, antibacterial polyurethane fiber 20%~35%, bamboo charcoal fiber 15%~25%, cotton fiber 35%~
45%.By the above-mentioned means, the present invention points out that a kind of antibacterial nonwoven cloth, silver plated fiber are golden yellow to common germ, such as Escherichia coli
Color staphylococcus and green pus bacterium etc. have strong sterilizing ability, meanwhile, bamboo charcoal fiber is with charcoal with very strong adsorption-decomposition function
Ability, can hygroscopic desiccation, smelly eliminating antibacterial and performances, the non-woven fabrics such as penetrate with anion and can be used as sanltary towel, medicine
Material, table linen etc., have broad application prospects.
103736136 A of CN disclose a kind of preparation method of biological antibacterial dressing, it includes the following steps：Step 1,
40-20 grams of 60-80 grams of calcium alginate fibre and chitin fiber are taken, calcium alginate fibre and chitin fiber are cut into 51-
The staple fiber of 65mm long；Step 2, by after cut-out calcium alginate staple fiber and chitosan short fiber mix after to form mixing fine
Dimension, and composite fibre is immersed in epsilon-polylysine solution, finally by the composite fibre after dipping after drying by needing machine needle
Non-woven fabrics is pierced into, then cuts into required dressing specification.
By the above-mentioned published patent document and the prior art it is found which kind of purposes no matter the application of alginate fibre do, due to
Its intensity is low, can not be needed and other fibers as nonwoven cloth or fabric army separately as non-woven fabrics or the fabric of fabric
Mixing, the deficiency of alginate fibre is made up by the intensity of other fibers.
Currently, alginate fibre is prepared by wet spinning, including：
1, the preparation of raw material
Currently, in it can be used as preparing the raw material of alginate fibre, the most commonly used is soluble sodium salt powders, i.e. alginic acid
Sodium.Its technological process of production：First insoluble alginate is set to be transformed into alginic acid with dilute acid pretreatment seaweed, then plus alkali heating carries
It takes, generates soluble sodium salt dissolution, after filtering, calcium salt is added to generate calcium alginate precipitation, which is handled through acid solution is transformed into
Insoluble alginic acid, after dehydration plus alkali is transformed into sodium salt, is sodium alginate after drying.
The preparation of 2 alginate fibres
Alginate fibre is usually prepared by wet spinning, i.e., soluble alginate (usually using sodium alginate) is soluble in water
Viscous solution is formed, is then expressed into the coagulating bath containing divalent metal (except Mg2+) by spinneret orifice, is formed
The insoluble alginate fiber long filament of solid-state.
Since its strength is low, pure alginate fibre continuous filament yarn is held the alginate fibre obtained using wet spinning using knitting
Easy fracture, pure seaweed staple fiber are easily broken up using spun lacing method, can not be molded, thus at present in field of textiles, to alginate fibre
Application can only be reinforced by combing spun lacing after networking with other fibers and prepare non-woven fabrics, or by with other fiber blends
The fabric containing alginate fibre is obtained by knitting type, and no matter non-woven fabrics or looped fabric are in field of textiles for pure alginate fibre
Can not it accomplish, and field of textiles expects doing the side of non-woven fabrics using pure alginate fibre continuous filament yarn there is no anyone at present
Method.
Existing facial mask all can not prepare non-woven fabrics using alginate fibre, because the distinctive structure of alginate fibre causes
Its strength is very low, and doing facial mask thickness using alginate fibre merely needs to increase to realize, compares effect, although can accomplish
All using alginate fibre, but cost is higher, loses more than gain, and the current trend of facial mask is that requirement is thin, saturating, water imbibition is strong,
The way current as seaweed mask is to mix spun lacing after other fibers increase strength to reinforce, and in the case where ensureing relatively thin mechanism, is accomplished
Certain antibacterial and moisture sorption effect.
Since high anti-radiation performance, bacteriostasis antibiosis, gas permeability and the hygroscopicity of pure alginate fibre are very good, how to make
Standby low cost and high performance pure alginate fibre continuous filament yarn non-woven fabrics becomes field of textiles technical staff problem urgently to be resolved hurrily.
Invention content
In view of the deficienciess of the prior art, the technical problem to be solved by the invention is to provide a kind of of low cost, behaviour
Make easy, energy-saving, the effectively save spinning technique step of one-step shaping, substantially reduces pollution level, improves non-woven fabrics use
Performance and production efficiency prepare non-woven fabrics using the continuous filament yarn of alginate fibre, effectively improve high anti-radiation performance, the suppression of non-woven fabrics
Bacterium antibiotic property, gas permeability and hygroscopic the technique of pure alginate fibre continuous yarn non-woven fabrics is prepared based on wet spinning technology and is set
It is standby.
In order to solve the above technical problems, the technical solution used in the present invention is：One kind is prepared based on wet spinning technology
The technique of pure alginate fibre continuous yarn non-woven fabrics, includes the following steps：
Spinning technique
(1) continuous seaweed is obtained through dissolving, filtering, deaeration, spinning, coagulating bath, washing using conventional wet lay spinning
As-spun fibre；
(2), drawing-off processing is carried out to continuous seaweed as-spun fibre, to improve the mechanical property of fiber；
Non-woven fabrics moulding process
(3), lapping：It is alginate fibre continuous tow after drawing-off is evenly dispersed and be laid on lapper lace curtaining, it is formed
The filament web of stacking intersected with each other；
(4), spun lacing is reinforced：It is reinforced to intersecting the filament web spun lacing stacked so that the same of reinforcing of mutually tangling between fiber
When washing process is carried out to fiber and filament web, form alginate fibre non-woven fabrics；
(5), it dries：Alginate fibre non-woven fabrics after spun lacing is reinforced and washed carries out drying and processing；
(6), it winds：Alginate fibre non-woven fabrics winding after drying is packaged.
The above-mentioned technique that pure alginate fibre continuous yarn non-woven fabrics are prepared based on wet spinning technology, the alginate fibre tow
It is stacked in the direction of motion reciprocally swinging of lapper lace curtaining in lapper lace curtaining upper vertical, lapper lace curtaining is in alginate fibre silk
Linear uniform motion while beam reciprocally swinging stacks stacks the evenly dispersed intersection of alginate fibre.
The above-mentioned technique that pure alginate fibre continuous yarn non-woven fabrics are prepared based on wet spinning technology, the alginate fibre tow
Hunting frequency be 10-160 time/min, the point-to-point speed of lapper lace curtaining is 5-80m/min.
The above-mentioned technique that pure alginate fibre continuous yarn non-woven fabrics are prepared based on wet spinning technology, the spinning technique step
In, drawing-off processing is carried out to the as-spun fibre after washing.
A kind of equipment that pure alginate fibre continuous yarn non-woven fabrics are prepared based on wet spinning technology, including wet spinning dress
It sets, the wet spinning device is filtered by the coagulating bath container with coagulator, the filter with spinning solution import, connection
Device and stretch into coagulating bath container the inlet tube with spinning head, for connecting godet and washing at spinning head spinneret
Device, it is characterised in that：Further include one for the wet pure chitosan fiber tow stacking lapping post-reinforcing after wash at long filament
The molding machine of non-woven fabrics.
The above-mentioned equipment for preparing pure alginate fibre continuous yarn non-woven fabrics based on wet spinning technology, the molding machine include
One for concentrating and the boundling beam splitting arrangement of dispersion wet pure chitosan fiber tow, and one connect with the boundling beam splitting arrangement
For the pure chitosan fiber tow after beam splitting is evenly dispersed and lay, the fiber of the filament web of stacking intersected with each other is formed
Stack device, one is used to match with fiber stack device below fiber stack device, by pure chitosan fiber tow
Intersect the lapper lace curtaining stacked thereon, is provided in lapper lace curtaining at least one side for the filament web stacked will to be intersected
The Spunlace line of spun lacing reinforcing is carried out, the output end of the lapper lace curtaining is connected with drier.
The above-mentioned equipment that pure alginate fibre continuous yarn non-woven fabrics are prepared based on wet spinning technology, the boundling beam splitting arrangement
Boundling end is formed including the side that a pair is engaged with each other, the other side forms the boundling beam splitting roller at beam splitting end, in two boundling beam splitting
The pure chitosan fiber tow for that will collect is offered on roller combs uniform beam splitting slot.
The above-mentioned equipment that pure alginate fibre continuous yarn non-woven fabrics are prepared based on wet spinning technology, the fiber stack device
Including one along the pendular body perpendicular to the setting of the lapper lace curtaining direction of motion, multiple permission fibers are offered on pendular body and are passed through
Thread eye, the pendular body connects a slide, is provided on slide for guide swinging body along perpendicular to the lapper
The sliding slot of lace curtaining direction of motion reciprocally swinging is provided with the sliding rail coordinated with sliding slot on the pendular body.
The above-mentioned equipment for preparing pure alginate fibre continuous yarn non-woven fabrics based on wet spinning technology connects on the pendular body
It includes the hydraulic cylinder and and liquid for connecting hydraulic oil container to have a hydraulic mechanism for driving it to reciprocatingly slide along sliding slot, hydraulic mechanism
The hydraulic stem that cylinder pressure is telescopically connected, the hydraulic stem are connect with pendular body.
The above-mentioned equipment that pure alginate fibre continuous yarn non-woven fabrics are prepared based on wet spinning technology, the lapper lace curtaining warp
Drier is connected with rolling-up mechanism.
The above-mentioned equipment that pure alginate fibre continuous yarn non-woven fabrics are prepared based on wet spinning technology, the godet and boundling
Be provided with the draw roll for improving pure chitosan fiber tow strength between beam splitting arrangement, the draw roll by dominant draft roller and
Secondary draw roll composition.
The above-mentioned equipment for preparing pure alginate fibre continuous yarn non-woven fabrics based on wet spinning technology, the molding machine include
One for wet fiber tow sprawl the conveying roller of conveying, one be connected with conveying roller be used to convey the wet fiber after sprawling
The Conveyance belt of tow is connected with one for wet fiber tow to be back and forth stacked into wet fiber tow in the output end of Conveyance belt
The output end of the swing lace curtaining of net, the swing lace curtaining is provided with a wet fiber tow net for will back and forth stack each other layer by layer
The lapper lace curtaining of intersection is provided in lapper lace curtaining at least one side and carries out water for that will intersect the wet fiber tow net stacked
The Spunlace line reinforced is pierced, the output end of the lapper lace curtaining is connected with drier.
The above-mentioned equipment for preparing pure alginate fibre continuous yarn non-woven fabrics based on wet spinning technology, the swing lace curtaining include
Two conveyer belts with transmission curtain disposed in parallel form the conveyor chamber with conveying wet fiber tow between two transmission curtains,
Rotatable parts of its edge of driving perpendicular to lapper lace curtaining direction of motion reciprocally swinging are provided on two conveyer belt.
The above-mentioned equipment that pure alginate fibre continuous yarn non-woven fabrics are prepared based on wet spinning technology, the conveying roller and conveying
The draw roll for drawing-off wet fiber tow is provided between lace curtaining.
The above-mentioned equipment for preparing pure alginate fibre continuous yarn non-woven fabrics based on wet spinning technology, the molding machine include
Conveying roller for wet fiber tow sprawl conveying, it is a pair of it is contacting one another and co-rotating transmission by transmission conveyer belt and
The transport system of laydown belt composition is formed in transmission conveyer belt and laydown belt touching position for wet fiber silk to be clamped
The clamp area of Shu Yundong, the transmission conveyer belt includes the Conveyance belt that wheel drive operating is conveyed by transmission, laydown belt
Include the lapping lace curtaining that wheel drive operating is conveyed by lapping, the contact position of the Conveyance belt and lapping lace curtaining is respectively arranged with
Wet fiber tow is guided when a pair is for moving back and forth the lapping roller and the reciprocating movement of pawnshop net roll that stack wet fiber tow simultaneously
With the tightening roller that lapping roller moves in the same direction, waterproof layer is provided in the transport system, the output end of the lapping roller is provided with
The one lapper lace curtaining for intersecting the wet fiber tow net back and forth stacked layer by layer each other is set in lapper lace curtaining at least one side
It is equipped with the Spunlace line that spun lacing reinforcing is carried out for the wet fiber tow net stacked will to be intersected, the output end of the lapper lace curtaining
It is connected with drier.
The above-mentioned equipment that pure alginate fibre continuous yarn non-woven fabrics are prepared based on wet spinning technology, the conveying roller and conveying
The draw roll for drawing-off wet fiber tow is provided between system.
The above-mentioned equipment for preparing pure alginate fibre continuous yarn non-woven fabrics based on wet spinning technology, the spinning head include one
The ontology being connected with inlet tube, the length direction along the ontology offer multiple hydrojets for penetrating through ontologies in ontology one side
Hole, the spray hole set gradually multiple along the length direction of ontology, are set gradually along the short transverse of ontology multiple rows of.
The present invention is based on the advantages of Processes and apparatus that wet spinning technology prepares pure alginate fibre continuous yarn non-woven fabrics to be：
Omitted in the step of conventional wet spinning technique stretches, oil, boundling, the correlation steps such as cut-out, directly using the sea of semi-finished product
Algae fiber filament carries out the production of non-woven fabrics, which has broken the reason that can not use pure alginate fibre production non-woven fabrics in the past
It reads, the filament web that continuous alginate fibre long filament lapping is formed can be unlikely to be broken up by spun lacing step, can either
Non-woven cloth products are obtained, and can ensure that product is thin, saturating, high-hygroscopicity, are the innovative points of the present invention, and effectively save
Production cost, reduces the pollution to environment in technical process, improves production efficiency.It is needed after traditional alginate fibre molding
It is post-processed, finished product alginate fibre.The present invention can be increased by spun lacing between fiber in the step of preparing non-woven fabrics
Entanglement, keep it more secured, and play the purpose of washing, eliminate the step of oiling and cutting off, be to kill two birds with one stone, be
Second innovative point of the present invention.There is washing effect, the water washing effect of high-pressure water-jet to be far longer than again while spun lacing is reinforced
Washing in conventional wet spinning post-processing, thus it is better, and eliminate traditional alginate fibre and deoiled using preceding needs
The step of.The defects of fastness is poor, preparation process is complicated and manual labor amount is big can be overcome in the prior art, it is secured to realize
The advantage that property is good, preparation process is simple and manual labor amount is small.
Description of the drawings
Fig. 1 is the process flow chart of the present invention；
Fig. 2 is the structural schematic diagram of present device；
Fig. 3 is the side view structure enlarged diagram of boundling beam splitting arrangement；
Fig. 4 is the structure enlargement diagram of boundling beam splitting roller；
Fig. 5 is the structural schematic diagram that fiber stack device is connected with hydraulic mechanism；
Fig. 6 is the partial structurtes enlarged drawing of part A in Fig. 5；
Fig. 7 is the device structure schematic diagram of the embodiment of the present invention 3；
Fig. 8 is the device structure schematic diagram of the embodiment of the present invention 4；
Fig. 9 is the structural schematic diagram of spinning head of the present invention.
Specific implementation mode
Below in conjunction with the accompanying drawings and specific embodiment is described in further details the present invention；
As shown in Figure 1, a kind of technique preparing pure alginate fibre continuous yarn non-woven fabrics based on wet spinning technology, including it is as follows
Step：
(1), continuous seaweed is obtained through dissolving, filtering, deaeration, spinning, coagulating bath, washing using conventional wet lay spinning
As-spun fibre；
(2), drawing-off processing is carried out to continuous seaweed as-spun fibre, to improve the mechanical property of fiber；
Non-woven fabrics moulding process
(3), lapping：It is alginate fibre continuous tow after drawing-off is evenly dispersed and be laid on lapper lace curtaining, it is formed
The filament web of stacking intersected with each other；
(4), spun lacing is reinforced：It is reinforced to intersecting the filament web spun lacing stacked so that the same of reinforcing of mutually tangling between fiber
When washing process is carried out to fiber and filament web, form alginate fibre non-woven fabrics；
(5), it dries：Alginate fibre non-woven fabrics after spun lacing is reinforced and washed carries out drying and processing；
(6), it winds：Alginate fibre non-woven fabrics winding after drying is packaged.
Integral strength to improve finished product non-woven fabrics can increase in spinning technique step to the nascent fibre after washing
Dimension carries out the step of drawing-off processing.Conventional wet lay spinning technique of the present invention may be used " production status of alginate fibre and
Prospect, textile garment institute of University Of Qingdao, Li Da, Ma Jianwei, modern textile technology in 2009." disclosed in paper.
As shown in Fig. 2,3,4,5,6, a kind of equipment that pure alginate fibre continuous yarn non-woven fabrics are prepared based on wet spinning technology,
Be made of wet spinning device 1 and molding machine 2, the wet spinning device 1 by with coagulation bath 3 coagulating bath container 4,
Filter 6 with spinning solution import 5, spinning solution connect filter 6 through entering in filter 6 at spinning solution import 5
And stretch into coagulating bath container 4 the inlet tube 8 with spinning head 7, for connect godet 9 at 7 spinneret of spinning head and
Ultrasonic cleaning commonly used in the art or pure water cleaning showers, molding dress may be used in water washing device 10, water washing device 10
It includes a boundling beam splitting arrangement 13 for concentrating and disperseing alginate fibre tow 11 to set 2, and boundling beam splitting arrangement 13 includes one
Boundling end 14 is formed to the side being engaged with each other, the other side forms the boundling beam splitting roller 16 at beam splitting end 15, in two boundling beam splitting
It is offered on roller 16 for the alginate fibre tow 11 of collection to be combed uniform beam splitting slot 17, beam splitting slot 17 is along boundling point
The axial direction of beam roller 16 be spaced successively open up it is multiple, on single boundling beam splitting roller 16 between adjacent two beam splitting slot formed for receiving
The cluster area 18 for collecting alginate fibre tow 11 is formed when two boundling beam splitting rollers 16 are meshed between opposite two beam splitting slots 17
The beam splitting chamber 19 that moment is closed is used for the alginate fibre tow 11 in cluster area 18 is evenly dispersed.
Molding machine 2 further include one connect with the boundling beam splitting arrangement 13 for by the alginate fibre tow after beam splitting
11 is evenly dispersed and lay, and forms the fiber stack device 21 of the filament web 20 of stacking intersected with each other, and one is set to fiber stack
21 lower section of device is used to match with fiber stack device 21, and alginate fibre tow 11 is intersected to the lapper stacked thereon
Lace curtaining 22, the linear uniform motion under the driving of servo motor of lapper lace curtaining 22 are arranged in 22 at least one side of lapper lace curtaining
It is useful for that the Spunlace line 23 that the filament web 20 stacked carries out spun lacing reinforcing will be intersected, heap is intersected according to specific filament web 20
The application field of folded thickness and practical non-woven fabrics, Spunlace line 23 can select single side or two-sided, and Spunlace line 23 can be with
The traditional equipment reinforced using current non-woven fabrics spun lacing, the equipment are the prior art, not described here any more, certainly, water jet
Quantity can be reasonably selected according to the width dimensions of specific lapper lace curtaining 22, and conveying roller drive may be used in lapper lace curtaining 22
It is dynamic, power source, which is provided, after the completion of spun lacing is reinforced by decelerating motor is connected with drier in the output end of lapper lace curtaining 22
24.Fiber stack device 21 includes pendular body 25 of the edge perpendicular to the setting of 22 direction of motion of lapper lace curtaining, pendular body 25
Size can be determined according to the size of practical lapper lace curtaining 22, on pendular body 25, along the direction of motion of lapper lace curtaining 22
Offer it is multiple permission fibers by thread eye 26, the bottom of the pendular body 25 is connected with a slide 27, on slide 27
It is provided with for guide swinging body 25 along the sliding slot 28 perpendicular to 22 direction of motion reciprocally swinging of the lapper lace curtaining, is swinging
The sliding rail 29 coordinated with sliding slot 28 is provided on body 25, which is not unique, due in the process, sliding
Dynamic cooperation requires need not be stringent, and those skilled in the art may be used the various ways such as gas suspension, pneumatic and realize sliding.It swings
Body 25 can also be driven, in the present embodiment, on pendular body 25 by hydraulic-driven by servo motor or decelerating motor
It is connected with a hydraulic mechanism 29 for driving pendular body 25 to reciprocatingly slide along sliding slot 28, hydraulic mechanism 29 includes connection hydraulic oil
The hydraulic cylinder 30 of case and the hydraulic stem 31 being telescopically connected with hydraulic cylinder 30, the hydraulic stem 31 are connect with pendular body 25, hydraulic stem
31 drive the reciprocally swinging above lapper lace curtaining 22 of pendular body 25 while moving back and forth, and hydraulic oil container can be according to reality
Equipment selection is placed, in the accompanying drawings and unlisted.
Embodiment 2：
To meet needs of production, rolling-up mechanism 32, lapper net can be set in the output end of lapper lace curtaining 22
For filament web 20 on curtain 22 after the drying process of drier 24, rolling mechanism 32 directly winds packing.In godet 9
It also may be selected to be provided with the draw roll for improving 11 strength of alginate fibre tow, the drawing-off between boundling beam splitting arrangement 13
Roller is made of dominant draft roller 33 and secondary draw roll 34.
Embodiment 3：
The present embodiment is repeated no more with other embodiment same section, the difference is that, second of molding dress is provided
Set, as shown in fig. 7, the molding machine includes one for wet fiber tow 35 sprawl the conveying roller 36 of conveying, one with
The Conveyance belt 37 for conveying the wet fiber tow 35 after sprawling that conveying roller 36 is connected, in the conveying roller 36 and transmission net
The draw roll 38 for drawing-off wet fiber tow 35 is provided between curtain 37.
One is connected with for wet fiber tow 35 to be back and forth stacked into wet fiber tow in the output end 39 of Conveyance belt 37
The swing lace curtaining 41 of net 40, the output end 42 for swinging lace curtaining 41 are provided with a wet fiber tow net for will back and forth stack
The 40 lapper lace curtainings 43 intersected layer by layer each other are provided in 43 at least one side of lapper lace curtaining for that will intersect the wet fibre stacked
The Spunlace line 44 that tow net 40 carries out spun lacing reinforcing is tieed up, the output end of the lapper lace curtaining 43 is connected with drier 45.
It includes two conveyer belts disposed in parallel with transmission curtain 46 to swing lace curtaining 41, and being formed between two transmission curtains 46 has conveying wet
The conveyor chamber of fibre bundle 35, be provided on two conveyer belt driving its along reciprocal perpendicular to 43 direction of motion of lapper lace curtaining
The rotatable parts of swing, rotatable parts can select decelerating motor or servo motor and rack-and-pinion fit structure, and pass through
Controller control moves back and forth.The technology is the prior art, and those skilled in the art can select appropriate ways according to actual needs
Implement.
Embodiment 4：
The present embodiment is repeated no more with other embodiment same section, the difference is that, the third molding dress is provided
It sets, as shown in figure 8,
The molding machine includes the conveying roller 48 for wet fiber tow 47 sprawl conveying, and a pair adjoins one another
The transport system being made of transmission conveyer belt 49 and laydown belt 50 for touching simultaneously co-rotating transmission, in transmission conveyer belt 49 and lapping
50 touching position of conveyer belt forms the clamp area 51 for the movement of wet fiber tow 47 to be clamped, and the transmission conveyer belt 49 includes logical
The Conveyance belt 53 of the transmission driving operating of delivery wheel 52 is crossed, laydown belt 50 includes by the driving operating of lapping delivery wheel 54
The contact position of lapping lace curtaining 55, the Conveyance belt 53 and lapping lace curtaining 55 is respectively arranged with a pair of wet for moving back and forth stacking
Guiding wet fiber tow 47 and in the same direction with lapping roller 56 when the lapping roller 56 and pawnshop net roll 56 of fibre bundle 47 move back and forth
Wet fiber tow 47 is clamped using double layer planar clamping band mode in mobile tightening roller 57, can prevent when running at high speed due to
Fibre web drift caused by interference in air flow and unexpected elongation.Clamping band is interwoven by polyester filament longitude and latitude, 0.7~1mm of thickness, table
Face applies synthetic rubber, is mixed with a small amount of carbon dust in coating, to reduce Electrostatic Absorption of the curtain to fiber, and in transmission conveyer belt 49 and
Waterproof layer is set in laydown belt 50, and the output end of the lapping roller 56 is provided with a wet fiber silk for will back and forth stack
The lapper lace curtaining 58 that beam net 57 intersects layer by layer each other is provided in 58 at least one side of lapper lace curtaining for that will intersect stacking
Wet fiber tow net 57 carries out the Spunlace line 59 of spun lacing reinforcing, and the output end of the lapper lace curtaining 58 is connected with drier
60.To improve the performance of fiber, it is provided between conveying roller 48 and transport system for drawing-off wet fiber tow 47
Draw roll 61.
In various embodiments of the present invention, for the structure of spinning head, structure as shown in Figure 9, the spinning head 7 can be selected
The ontology 62 being connected with inlet tube 8 including one, the length direction along the ontology 62 offer multiple pass through in 62 one side of ontology
The spray hole 63 of logical ontology, the spray hole 63 set gradually along the length direction of ontology 62 it is multiple, along the height side of ontology 62
It is multiple rows of to setting gradually.It, can be by 64 direct laying of spun tow at parallel by the cooperation of the spinning head 7 and godet 9
Fibre web, be similar to waterfall form, easily facilitate the later stage intersection stack, improve spun lacing consolidation effect, improve nothing
The production efficiency of woven fabric.
Certainly, above description is not limitation of the present invention, and the present invention is also not limited to the example above, the art
Those of ordinary skill, the present invention essential scope in, the variations, modifications, additions or substitutions made, should all belong to the present invention
Protection domain.
Claims (1)
1. a kind of equipment that pure alginate fibre continuous yarn non-woven fabrics are prepared based on wet spinning technology, including a wet spinning device,
The wet spinning device is by the coagulating bath container with coagulator, the filter with spinning solution import, connection filter
And stretch into coagulating bath container the inlet tube with spinning head, for connecting godet at spinning head spinneret and washing dress
It sets, it is characterised in that：Further include one for the wet pure alginate fibre tow stacking lapping post-reinforcing after wash at filament nonwoven
The molding machine of cloth, the molding machine include that a boundling beam splitting for concentrating and disperseing wet pure alginate fibre tow fills
Set, one connect with the boundling beam splitting arrangement for the pure alginate fibre tow after beam splitting is evenly dispersed and lay, formed
The fiber stack device of the filament web of stacking intersected with each other, one be set to fiber stack device below be used for and fiber stack closed assembly
It sets and matches, pure alginate fibre tow is intersected to the lapper lace curtaining stacked thereon, be arranged in lapper lace curtaining at least one side
It is useful for that the Spunlace line that the filament web stacked carries out spun lacing reinforcing will be intersected, the output end of the lapper lace curtaining is connected with
Drier, the boundling beam splitting arrangement include that a pair of side being engaged with each other forms boundling end, and the other side forms beam splitting end
Boundling beam splitting roller offers the pure alginate fibre tow for that will collect on two boundling beam splitting rollers and combs uniform point
Beam slot, the fiber stack device includes the pendular body that an edge is arranged perpendicular to the lapper lace curtaining direction of motion, on pendular body
Offer multiple permission fibers by thread eye, the pendular body connects a slide, is provided on slide for being oriented to pendulum
Kinetoplast is provided with along the sliding slot perpendicular to the lapper lace curtaining direction of motion reciprocally swinging, the pendular body to be coordinated with sliding slot
Sliding rail, the draw roll for improving pure alginate fibre tow strength is provided between the godet and boundling beam splitting arrangement,
The draw roll is made of dominant draft roller and secondary draw roll.
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| CN201510854987.8A CN105420920B (en) | 2015-11-25 | 2015-11-25 | The Processes and apparatus of pure alginate fibre continuous yarn non-woven fabrics is prepared based on wet spinning technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220326205A1 (en) * | 2021-04-08 | 2022-10-13 | Qingdao University, China | Bismuth oxide based ammonia sensor |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105862254A (en) * | 2016-06-28 | 2016-08-17 | 怀宁县鑫源无纺布有限公司 | Flame-retardant nonwoven |
| CN108893861A (en) * | 2018-07-11 | 2018-11-27 | 杨传平 | It is a kind of convenient for filtering dust and anti-pull non-woven fabrics craft |
| CN113293446B (en) * | 2021-05-12 | 2022-10-14 | 余姚市龙翔水刺热轧无纺有限公司 | Preparation method of pure alginate fiber membrane material |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101023211A (en) * | 2004-09-17 | 2007-08-22 | 贝拉应用科学研究院 | A process for preparing a non-woven cellulosic structure and the non-woven cellulosic structure prepared therefrom |
| CN204589393U (en) * | 2015-04-20 | 2015-08-26 | 张家港欣阳化纤有限公司 | Produce chemical fibre spinning machine |
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2015
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101023211A (en) * | 2004-09-17 | 2007-08-22 | 贝拉应用科学研究院 | A process for preparing a non-woven cellulosic structure and the non-woven cellulosic structure prepared therefrom |
| CN204589393U (en) * | 2015-04-20 | 2015-08-26 | 张家港欣阳化纤有限公司 | Produce chemical fibre spinning machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220326205A1 (en) * | 2021-04-08 | 2022-10-13 | Qingdao University, China | Bismuth oxide based ammonia sensor |
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