CN110258023A - A kind of full preparation process for piercing ox fibre scytoblastema cloth - Google Patents
A kind of full preparation process for piercing ox fibre scytoblastema cloth Download PDFInfo
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- CN110258023A CN110258023A CN201910270503.3A CN201910270503A CN110258023A CN 110258023 A CN110258023 A CN 110258023A CN 201910270503 A CN201910270503 A CN 201910270503A CN 110258023 A CN110258023 A CN 110258023A
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- net
- fibre
- kraft fibers
- piercing
- spun lacing
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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
- D04H1/4266—Natural fibres not provided for in group D04H1/425
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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
- D04H1/4374—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 using different kinds of webs, e.g. by layering webs
-
- 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
-
- 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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- 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
- D04H1/498—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 entanglement of layered webs
-
- 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
- D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
-
- 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
- D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
- D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
- D04H1/732—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by fluid current, e.g. air-lay
-
- 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
- D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
- D04H1/74—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being orientated, e.g. in parallel (anisotropic fleeces)
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
- F26B5/045—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum for drying thin, flat articles in a batch operation, e.g. leather, rugs, gels
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- General Engineering & Computer Science (AREA)
- Nonwoven Fabrics (AREA)
Abstract
The present invention relates to leather manufacture technical fields, and it discloses a kind of full preparation processes for piercing ox fibre scytoblastema cloth, including proportioning process, chemical fiber web net-forming process, kraft fibers net net-forming process, chemical fiber web and kraft fibers net to overlap net-forming process；The proportioning process includes taking chemical fibre, kraft fibers as the process for preparing the full raw material for piercing ox fibre scytoblastema cloth, and carrying out ingredient in proportion；The chemical fiber web net-forming process successively includes shredding, combing, process lapping, prewetted, pierced in advance: in the kraft fibers net net-forming process, kraft fibers net is made in kraft fibers raw material using air lay or water flow networking；The chemical fiber web and kraft fibers net overlapping net-forming process successively include the process for folding net, spun lacing, vacuum and blotting, drying；Wherein, the lapping process includes through to cross lapping and broadwise cross lapping.The present invention improves the physical property of ox fibre scytoblastema cloth, and reduces production cost.
Description
Technical field
The present invention relates to leather manufacture technical fields, and in particular to a kind of full preparation process for piercing ox fibre scytoblastema cloth.
Background technique
Leather is a major class production and living articles indispensable in human lives, is widely used in clothes, household, vapour
The numerous areas such as vehicle, public service.The offcut of a large amount of natural leathers generated in leathercraft production process, natural leather
Tailing quantity it is very big, as can carry out secondary use, especially secondary operation to it into ox fibre skin, will can produce quite big
Wealth, while positive meaning is generated to energy-saving and environment friendly.
Traditional regenerated leather is all that the leftover bits of various leathers and Animal Skin are ground into powder, then passes through adhesive
Or meldable fibre by powder-stuck, be pressed into the regenerated leather of monolith.Its hygroscopicity of this regenerated leather, the performances such as gas permeability, feel
Poor, gap is larger compared with corium.
For this purpose, the prior art develops a kind of collagen fiber reducing leather base fabric, it is the side by various leathers and Animal Skin
Horn scraps first extract collagenous fibres, then reducing leather base cloth is made by certain preparation process in collagenous fibres.This reduction
The collagenous fibres of leather base cloth have three-dimensional reticular structure, and performance and corium are close.
In the prior art, typical reducing leather base cloth is the aqueous ox fibre scytoblastema cloth manufactured using spun lacing technology, by with
Ox fibre scytoblastema cloth is bottom, bonds the PU film (polyurethane coatings) of one layer of imitation ox-hide effect in bottom surface, can be made
Ox-hide leather is emulated, as the final leathercraft such as fur clothing, sofa, luggage, leather shoes.
But the above-mentioned existing main problem of emulation ox-hide leather bonded with ox fibre scytoblastema cloth with polyurethane coatings is:
First is that lapping mode is more dull, leading to manufactured ox fibre scytoblastema cloth, strength difference is larger in all directions；Second is that carrying out spun lacing
It is generallyd use when reinforcing normal pressure (3~15MPa), when spun lacing is not easy to pierce, to reduce the mechanical performance of ox fibre scytoblastema cloth；
Third is that the interfacial bonding strength of manufactured ox fibre scytoblastema cloth and PU film is lower；Fourth is that the drying after spun lacing needs a large amount of energy,
Its energy consumption is larger, production cost is higher.
Summary of the invention
To solve the above-mentioned problems, the present invention proposes a kind of full preparation process for piercing ox fibre scytoblastema cloth, it is intended to improve ox
The physical property of fine scytoblastema cloth, and reduce production cost.Specific technical solution is as follows:
A kind of full preparation process for piercing ox fibre scytoblastema cloth, including proportioning process, chemical fiber web net-forming process, ox-hide are fine
It ties up net net-forming process, chemical fiber web and kraft fibers net and overlaps net-forming process；The proportioning process includes taking chemical fibre, ox
Hide fiber is as the full raw material for piercing ox fibre scytoblastema cloth of preparation, and the process of progress ingredient in proportion；The chemical fiber web at
Network process successively includes shredding, combing, process lapping, prewetted, pierced in advance: in the kraft fibers net net-forming process, using gas
It flows networking or water flow networking and kraft fibers net is made in kraft fibers raw material；The chemical fiber web is overlapped into kraft fibers net
Network process successively includes the process for folding net, spun lacing, vacuum and blotting, drying；
Wherein, in the lapping process in the chemical fiber web net-forming process, including lapping machine is used successively to carry out first
The processing step of the straight paving lapping through broadwise cross lapping and third layer to cross lapping, the second layer of layer.
Wherein, in the shredding process, using opener, the raw materials of chemical fibres are loosened, and remove impurity；?
In the carding step, using carding machine, the chemical fibre after shredding is combed；In the lapping process, using dry
Chemical fibre after combing is carried out lapping by formula lapping machine；In the process of prewetting, the chemical fibre after lapping is sprayed
Water is prewetted；In the pre- thorn process, using spun-laced machine, the chemical fibre after prewetting is pierced into chemical fiber web in advance；Described
In folded net process, kraft fibers net is superimposed on the composite fiber web that chemical fiber web is formed above；In the spun lacing process,
Using spun-laced machine, the composite fiber web after folded net is subjected to spun lacing reinforcing；In the vacuum dehydration process, vacuum dehydration is used
Machine carries out vacuum dehydration processing to the composite fiber web after spun lacing；In the baking process, set using hot-air through type drying
It is standby that drying and processing is carried out to composite fiber web.
In the above-mentioned full preparation process for piercing ox fibre scytoblastema cloth, the lapping of chemical fibre is used through to cross lapping, broadwise
The combination lapping mode of cross lapping and straight paving lapping, compared to traditional one direction cross lapping, the present invention use through to and latitude
Cross lapping is carried out to both direction, can further improve the orientation of chemical fibre, so that manufactured ox fibre scytoblastema cloth
There are preferable tensile strength and peel strength in all directions, to improve the full physical property for piercing ox fibre scytoblastema cloth.
In the present invention, in the pre- thorn process in the chemical fiber web net-forming process, including using spun-laced machine to by pre-
Wet chemical fiber web carries out the processing step that the pre- thorn in front and reverse side pierce in advance.
In the present invention, the pre- thorn in the front and reverse side pierces in advance using low pressure spun lacing, the hydraulic pressure of the low pressure spun lacing for 1~
5MPa。
As a preferred solution of the present invention, the spun lacing work in the chemical fiber web and kraft fibers net overlapping net-forming process
In sequence, successively include using spun-laced machine to the composite fiber web that is formed after folded net carry out pre- solid, the reverse side spun lacing of positive spun lacing it is pre- it is solid,
The processing step that positive spun lacing is reinforced, reverse side spun lacing is reinforced, wherein pre- solid, the pre- reverse side spun lacing of front spun lacing is normal pressure admittedly
Spun lacing, it is high-pressure water-jet that the front spun lacing, which is reinforced, reverse side spun lacing is reinforced.
Preferably, the hydraulic pressure of the normal pressure spun lacing is 2~8MPa, and the hydraulic pressure of the high-pressure water-jet is 25~40MPa.
Compared to conventional water jet process, the present invention increases high pressure water to the spun lacing of composite fiber web again after normal pressure spun lacing
Thorn, so that solving high-intensitive composite fiber web is not easy the drawbacks of piercing in normal pressure spun lacing.Composite fiber web warp
The connection structure for crossing its internal fiber after high-pressure water-jet is greatly improved, and is conducive to the tension for further increasing composite fiber web
Intensity and peel strength.
In addition, by the different phase of the preparation process in ox fibre scytoblastema cloth be respectively adopted low pressure spun lacing, normal pressure spun lacing and
On the one hand high-pressure water-jet can improve the full production quality for piercing ox fibre scytoblastema cloth to greatest extent, on the other hand be also beneficial to
Extend the service life of spun lacing core component.
In the proportioning process of the invention, chemical fibre is the composite fibre of polyester fiber and nylon fibre, and institute
State the weight percent in chemical fibre between polyester fiber and nylon fibre are as follows: polyester fiber 30~100%, nylon fibre 70
~0%；Weight percent between the chemical fibre and kraft fibers are as follows: chemical fibre 40~50%, kraft fibers 60~
50%.
By rational proportion polyester fiber, nylon fibre and kraft fibers, one side enables to ox fibre scytoblastema cloth to have
There are the appearance and feel close to true ox-hide, on the other hand can be improved the mechanical strength of ox fibre scytoblastema cloth again.In addition, due to ox fibre
The bond strength of chemical fibre and PU film in scytoblastema cloth is higher than the bond strength of kraft fibers and PU film, therefore can be improved
Interfacial bonding strength between ox fibre scytoblastema cloth and PU film.Which thereby enhance the comprehensive physical performance of ox fibre scytoblastema cloth.
In the present invention, the water flow networking includes preparing kraft fibers aqueous slurry, by the prepared kraft fibers
Aqueous slurry is delivered to processing step into the net on wet method laying net machine；Wherein, the proportion of the kraft fibers aqueous slurry is by weight
Meter are as follows: 100 parts of ionized water, 3~10 parts of kraft fibers.
By the proportion optimizing of kraft fibers aqueous slurry concentration, be conducive to kraft fibers into the control of thickness of net, thus
The ox fibre scytoblastema cloth that available different-thickness requires.
As a further improvement of the present invention, the vacuum in the chemical fiber web and kraft fibers net overlapping net-forming process
It blots in process, including carrying out vacuum dehydration to the composite fiber web formed after folded net using belt opposite-compacting type vacuum hydro-exhaustion machine
Processing step；Wherein, the belt opposite-compacting type vacuum hydro-exhaustion machine includes a pair upper water absorber of pairing arrangement and lower suction up and down
The vacuum tank of water suction, the suction of the vacuum tank are separately provided on water installations, the upper water absorber and lower water absorber
Be provided with the compressive zone of loop back on horizontal plane, and the compressive zone on upper water absorber and the compressive zone on lower water absorber it
Between be provided with the top clearance passed through for composite fiber web, be provided in the water suction plane of the vacuum tank connection vacuum tank in
The suction hole of portion's vacuum chamber, the compressive zone are permeable compressive zone.
Upper water absorber and lower water absorber in the present invention are fixed by rack.Wherein, upper water absorber is under
The distance between water absorber can by the adjusting screw rod realization of the slide moving up and down and connection slide that are arranged in rack
(wherein upper water absorber is connected on slide) is adjusted, to form different top clearances.
Above-mentioned vacuum blots in process, and belt opposite-compacting type vacuum hydro-exhaustion machine has the vacuum chamber of upper and lower two water suctions, and skin
Water absorption area with opposite-compacting type structure is big, compared with roll shaft in the prior art extruding or conventional vacuum water sucting mode, water suction
Efficiency obtains significantly.It is possible thereby to which the electric power of subsequent drying is greatly lowered, therefore there is preferable energy-saving effect.In addition, skin
With opposite-compacting type vacuum hydro-exhaustion machine since using plane, to pressure, the overall leveling of ox fibre scytoblastema cloth can be effectively improved, thus
Improve the presentation quality of ox fibre scytoblastema cloth.
In the present invention, it is provided with the driven roller and passive guide roller for realizing compressive zone revolution on the vacuum tank, is driving
A number of guide roller is additionally provided between roller and passive guide roller.
Wherein, the driven roller is driven by decelerating motor and is rotated, and drive upside down roller rotates to be synchronous rotary.
In the present invention, the vacuum tank connects vacuum pump.
In the present invention, the chemical fiber web and kraft fibers net overlapping net-forming process further include setting baking process it
Trimming process afterwards.
The beneficial effects of the present invention are:
First, the full preparation process for piercing ox fibre scytoblastema cloth of one kind of the invention, the lapping of chemical fibre is used through to friendship
The combination lapping mode of lapping, broadwise cross lapping and straight paving lapping is pitched, compared to traditional one direction cross lapping, the present invention is adopted
With through carrying out cross lapping to broadwise both direction, it can further improve the orientation of chemical fibre, so that manufactured
Ox fibre scytoblastema cloth has preferable tensile strength and peel strength in all directions, to improve full piercing ox fibre scytoblastema cloth
Physical property.
Second, the full preparation process for piercing ox fibre scytoblastema cloth of one kind of the invention, to the spun lacing of composite fiber web in normal pressure
High-pressure water-jet is increased again after spun lacing, is not easy to pierce in normal pressure spun lacing to solve high-intensitive composite fiber web
The drawbacks of.Composite fiber web connection structure of its internal fiber after high-pressure water-jet is greatly improved, and is conducive to further
Improve the tensile strength and peel strength of composite fiber web.
Third, the full preparation process for piercing ox fibre scytoblastema cloth of one kind of the invention, passes through the preparation work in ox fibre scytoblastema cloth
Low pressure spun lacing, normal pressure spun lacing and high-pressure water-jet is respectively adopted in the different phase of skill, on the one hand can improve full thorn to greatest extent
On the other hand the production quality of saturating ox fibre scytoblastema cloth is also beneficial to extend the service life of spun lacing core component.
4th, the full preparation process for piercing ox fibre scytoblastema cloth of one kind of the invention passes through rational proportion polyester fiber, polyamide fibre
Fiber and kraft fibers, one side enable to ox fibre scytoblastema cloth to have appearance and feel close to true ox-hide, on the other hand
It can be improved the mechanical strength of ox fibre scytoblastema cloth again.In addition, since the combination of chemical fibre and PU film in ox fibre scytoblastema cloth is strong
Degree is higher than the bond strength of kraft fibers and PU film, therefore the Coating combination that can be improved between ox fibre scytoblastema cloth and PU film is strong
Degree.Which thereby enhance the comprehensive physical performance of ox fibre scytoblastema cloth.
5th, the full preparation process for piercing ox fibre scytoblastema cloth of one kind of the invention passes through kraft fibers aqueous slurry concentration
Proportion optimizing, be conducive to kraft fibers at the control of thickness of net, so as to obtain the ox fibre scytoblastema cloth of different-thickness requirement.
6th, the full preparation process for piercing ox fibre scytoblastema cloth of one kind of the invention, vacuum blots in process, belt opposite-compacting type
Vacuum hydro-exhaustion machine has the vacuum chambers of upper and lower two water suctions, and the water absorption area of belt opposite-compacting type structure is big, and in the prior art
Roll shaft squeeze or conventional vacuum water sucting mode compare, water-taking efficiency obtains significantly.It is possible thereby to be greatly lowered subsequent
The electric power of drying, therefore there is preferable energy-saving effect.In addition, belt opposite-compacting type vacuum hydro-exhaustion machine due to using plane to pressure, because
This can effectively improve the overall leveling of ox fibre scytoblastema cloth, to improve the presentation quality of ox fibre scytoblastema cloth.
Detailed description of the invention
Fig. 1 is the process flow diagram of the full preparation process for piercing ox fibre scytoblastema cloth of one kind of the invention；
Fig. 2 is lapping schematic diagram；
Fig. 3 is the structural schematic diagram of belt opposite-compacting type vacuum hydro-exhaustion machine.
In figure: 1, belt opposite-compacting type vacuum hydro-exhaustion machine, 2, composite fiber web, 3, upper water absorber, 4, lower water absorber, 5,
Vacuum tank, 6, compressive zone, 7, vacuum chamber, 8, suction hole, 9, driven roller, 10, passive guide roller, 11, guide roller, 12, rollers.
In figure: P is through to cross lapping, and Q is broadwise cross lapping, and R is straight paving lapping, and M is from through to cross lapping, latitude
The combination lapping formed to cross lapping, straight paving lapping.
In figure: A is the feed end of composite fiber web on belt opposite-compacting type vacuum hydro-exhaustion machine, and B is the suction of belt opposite-compacting type vacuum
The discharge end of composite fiber web in water dispenser.
Specific embodiment
With reference to the accompanying drawings and examples, further description of the specific embodiments of the present invention.Following embodiment is only
For clearly illustrating technical solution of the present invention, and not intended to limit the protection scope of the present invention.
It is as shown in Figures 1 to 3 the embodiment of the full preparation process for piercing ox fibre scytoblastema cloth of one kind of the invention, including ingredient
Technique, chemical fiber web net-forming process, kraft fibers net net-forming process, chemical fiber web and kraft fibers net overlap networking work
Skill；The proportioning process includes the raw material for taking chemical fibre, kraft fibers as the full piercing ox fibre scytoblastema cloth of preparation, and in proportion
The process for carrying out ingredient；The chemical fiber web net-forming process successively includes shredding, combing, process lapping, prewetted, pierced in advance:
In the kraft fibers net net-forming process, kraft fibers raw material is made by kraft fibers net using air lay or water flow networking；
The chemical fiber web and kraft fibers net overlapping net-forming process successively include the process for folding net, spun lacing, vacuum and blotting, drying；
Wherein, in the lapping process in the chemical fiber web net-forming process, including lapping machine is used successively to carry out first
The processing step of the straight paving lapping through broadwise cross lapping and third layer to cross lapping, the second layer of layer.
Wherein, in the shredding process, using opener, the raw materials of chemical fibres are loosened, and remove impurity；?
In the carding step, using carding machine, the chemical fibre after shredding is combed；In the lapping process, using dry
Chemical fibre after combing is carried out lapping by formula lapping machine；In the process of prewetting, the chemical fibre after lapping is sprayed
Water is prewetted；In the pre- thorn process, using spun-laced machine, the chemical fibre after prewetting is pierced into chemical fiber web in advance；Described
In folded net process, kraft fibers net is superimposed on the composite fiber web that chemical fiber web is formed above；In the spun lacing process,
Using spun-laced machine, the composite fiber web after folded net is subjected to spun lacing reinforcing；In the vacuum dehydration process, vacuum dehydration is used
Machine carries out vacuum dehydration processing to the composite fiber web after spun lacing；In the baking process, set using hot-air through type drying
It is standby that drying and processing is carried out to composite fiber web.
In the above-mentioned full preparation process for piercing ox fibre scytoblastema cloth, the lapping of chemical fibre is used through to cross lapping, broadwise
The combination lapping mode of cross lapping and straight paving lapping, compared to traditional one direction cross lapping, the present embodiment use through to
Broadwise both direction carries out cross lapping, can further improve the orientation of chemical fibre, so that manufactured ox fibre scytoblastema
Cloth has preferable tensile strength and peel strength in all directions, to improve the physical of full piercing ox fibre scytoblastema cloth
Energy.
In the present embodiment, in the pre- thorn process in the chemical fiber web net-forming process, including using spun-laced machine to process
The chemical fiber web prewetted carries out the processing step that the pre- thorn in front and reverse side pierce in advance.
In the present embodiment, the pre- thorn in the front and reverse side pierces in advance using low pressure spun lacing, the hydraulic pressure of the low pressure spun lacing for 1~
5MPa。
Spun lacing as the preferred embodiment of the present embodiment, in the chemical fiber web and kraft fibers net overlapping net-forming process
In process, successively include using spun-laced machine to the composite fiber web that is formed after folded net carry out positive spun lacing it is pre- it is solid, reverse side spun lacing is pre-
Gu, the processing step that positive spun lacing is reinforced, reverse side spun lacing is reinforced, wherein pre- solid, the reverse side spun lacing of the front spun lacing it is pre- it is solid be normal
Spun lacing is pressed, it is high-pressure water-jet that the front spun lacing, which is reinforced, reverse side spun lacing is reinforced.
Preferably, the hydraulic pressure of the normal pressure spun lacing is 2~8MPa, and the hydraulic pressure of the high-pressure water-jet is 25~40MPa.
Compared to conventional water jet process, the present embodiment increases high pressure to the spun lacing of composite fiber web again after normal pressure spun lacing
Spun lacing, so that solving high-intensitive composite fiber web is not easy the drawbacks of piercing in normal pressure spun lacing.Composite fiber web
The connection structure of its internal fiber is greatly improved after high-pressure water-jet, is conducive to further increase the anti-of composite fiber web
Tensile strength and peel strength.
In addition, by the different phase of the preparation process in ox fibre scytoblastema cloth be respectively adopted low pressure spun lacing, normal pressure spun lacing and
On the one hand high-pressure water-jet can improve the full production quality for piercing ox fibre scytoblastema cloth to greatest extent, on the other hand be also beneficial to
Extend the service life of spun lacing core component.
In the embodiment of the present invention proportioning process, chemical fibre is the composite fibre of polyester fiber and nylon fibre, and
Weight percent in the chemical fibre between polyester fiber and nylon fibre are as follows: polyester fiber 30~100%, nylon fibre
70~0%；Weight percent between the chemical fibre and kraft fibers are as follows: chemical fibre 40~50%, kraft fibers 60
~50%.
By rational proportion polyester fiber, nylon fibre and kraft fibers, one side enables to ox fibre scytoblastema cloth to have
There are the appearance and feel close to true ox-hide, on the other hand can be improved the mechanical strength of ox fibre scytoblastema cloth again.In addition, due to ox fibre
The bond strength of chemical fibre and PU film in scytoblastema cloth is higher than the bond strength of kraft fibers and PU film, therefore can be improved
Interfacial bonding strength between ox fibre scytoblastema cloth and PU film.Which thereby enhance the comprehensive physical performance of ox fibre scytoblastema cloth.
In the present embodiment, the water flow networking include prepare kraft fibers aqueous slurry, will prepared ox-hide fibre
Dimension aqueous slurry is delivered to processing step into the net on wet method laying net machine；Wherein, the proportion of the kraft fibers aqueous slurry is pressed
Poidometer are as follows: 100 parts of ionized water, 3~10 parts of kraft fibers.
By the proportion optimizing of kraft fibers aqueous slurry concentration, be conducive to kraft fibers into the control of thickness of net, thus
The ox fibre scytoblastema cloth that available different-thickness requires.
As further improvement of this embodiment, the chemical fiber web overlaps true in net-forming process with kraft fibers net
Suction is done in process, including carrying out vacuum suction to the composite fiber web 2 formed after folded net using belt opposite-compacting type vacuum hydro-exhaustion machine 1
The processing step of water；Wherein, the belt opposite-compacting type vacuum hydro-exhaustion machine 1 includes the upper water absorber 3 of a pair of arrangement of pairing up and down
With lower water absorber 4, the vacuum tank 5 of water suction is separately provided on the upper water absorber 3 and lower water absorber 4, it is described
The compressive zone 6 of loop back is provided in the water suction plane of vacuum tank 5, and the compressive zone 6 on upper water absorber 3 and lower water suction fill
It sets and is provided with the top clearance passed through for composite fiber web 2 between the compressive zone 6 on 4, in the water suction plane of the vacuum tank 5
It is provided with the suction hole 8 of connection 5 internal vacuum 7 of vacuum tank, the compressive zone 6 is permeable compressive zone.
The upper water absorber 3 of the present embodiment is identical with lower 4 structure of water absorber, and upper water absorber 3 and lower water absorber 4
It is fixed by rack.Wherein, the distance between upper water absorber 3 and lower water absorber 4 by be arranged in rack can on
The slide of lower movement and the adjusting screw rod of connection slide realize adjustable (wherein upper water absorber is connected on slide), to be formed not
Same top clearance.
Above-mentioned vacuum blots in process, and belt opposite-compacting type vacuum hydro-exhaustion machine 1 has the vacuum chamber 7 of upper and lower two water suctions, and
The water absorption area of belt opposite-compacting type structure is big, compared with roll shaft in the prior art extruding or conventional vacuum water sucting mode, inhales
Water efficiency obtains significantly.It is possible thereby to which the electric power of subsequent drying is greatly lowered, therefore there is preferable energy-saving effect.In addition,
Belt opposite-compacting type vacuum hydro-exhaustion machine 1 can effectively improve the overall leveling of ox fibre scytoblastema cloth since use plane is to pressure, from
And improve the presentation quality of ox fibre scytoblastema cloth.
In the present embodiment, the driven roller 9 turned round for realizing compressive zone 6 and passive guide roller 10 are provided on the vacuum tank 5,
A number of guide roller 11 is additionally provided between driven roller 9 and passive guide roller 10.
Wherein, the driven roller 9 is driven by decelerating motor and is rotated, and drive upside down roller 9 rotates to be synchronous rotary.
In the present embodiment, the vacuum tank 5 connects vacuum pump.
In the present embodiment, the chemical fiber web and kraft fibers net overlapping net-forming process further include being arranged in baking process
Trimming process later.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of full preparation process for piercing ox fibre scytoblastema cloth, which is characterized in that including proportioning process, chemical fiber web networking work
Skill, kraft fibers net net-forming process, chemical fiber web and kraft fibers net overlap net-forming process；The proportioning process includes taking
Fiber, kraft fibers are learned as the full raw material for piercing ox fibre scytoblastema cloth of preparation, and the process of progress ingredient in proportion；The chemistry
Web net-forming process successively includes shredding, combing, process lapping, prewetted, pierced in advance: the kraft fibers net net-forming process
In, kraft fibers raw material is made by kraft fibers net using air lay or water flow networking；The chemical fiber web and ox-hide are fine
Dimension net overlapping net-forming process successively includes the process for folding net, spun lacing, vacuum and blotting, drying；
Wherein, in the lapping process in the chemical fiber web net-forming process, including successively carrying out first layer using lapping machine
The processing step of straight paving lapping through broadwise cross lapping and third layer to cross lapping, the second layer.
2. a kind of full preparation process for piercing ox fibre scytoblastema cloth according to claim 1, which is characterized in that the chemistry is fine
Tie up in the pre- thorn process in net net-forming process, including using spun-laced machine to through chemical fiber web that prewetting carry out the pre- thorn in front and
The processing step that reverse side pierces in advance.
3. a kind of full preparation process for piercing ox fibre scytoblastema cloth according to claim 2, which is characterized in that the front is pre-
Thorn and reverse side are pierced in advance using low pressure spun lacing, and the hydraulic pressure of the low pressure spun lacing is 1~5MPa.
4. a kind of full preparation process for piercing ox fibre scytoblastema cloth according to claim 1, which is characterized in that the chemistry is fine
It ties up in the spun lacing process in net and kraft fibers net overlapping net-forming process, successively includes being answered using spun-laced machine what is formed after folded net
The processing step that pre- solid, pre- solid, the positive spun lacing reinforcing of reverse side spun lacing of the positive spun lacing of condensating fiber net progress, reverse side spun lacing are reinforced,
In, pre- solid, the pre- reverse side spun lacing of front spun lacing is normal pressure spun lacing admittedly, and the front spun lacing is reinforced, reverse side spun lacing is reinforced as height
Press spun lacing.
5. a kind of full preparation process for piercing ox fibre scytoblastema cloth according to claim 4, which is characterized in that the water at atmospheric pressure
The hydraulic pressure of thorn is 2~8MPa, and the hydraulic pressure of the high-pressure water-jet is 25~40MPa.
6. a kind of full preparation process for piercing ox fibre scytoblastema cloth according to claim 1, which is characterized in that the ingredient work
In skill, chemical fibre is the composite fibre of polyester fiber and nylon fibre, and polyester fiber and polyamide fibre in the chemical fibre
Weight percent between fiber are as follows: polyester fiber 30~100%, nylon fibre 70~0%；The chemical fibre and ox-hide are fine
Weight percent between dimension are as follows: chemical fibre 40~60%, kraft fibers 60~40%.
7. a kind of full preparation process for piercing ox fibre scytoblastema cloth according to claim 1, which is characterized in that the water flow at
Net include prepare kraft fibers aqueous slurry, by the prepared kraft fibers aqueous slurry be delivered on wet method laying net machine at
The processing step of net；Wherein, the proportion of the kraft fibers aqueous slurry is by weight are as follows: and 100 parts of ionized water, kraft fibers 3
~10 parts.
8. a kind of full preparation process for piercing ox fibre scytoblastema cloth according to claim 1, which is characterized in that the chemistry is fine
Vacuum in dimension net and kraft fibers net overlapping net-forming process blots in process, including uses belt opposite-compacting type vacuum hydro-exhaustion machine pair
The composite fiber web formed after folded net carries out the processing step of vacuum dehydration；Wherein, the belt opposite-compacting type vacuum hydro-exhaustion machine packet
A pair pairing is arranged up and down upper water absorber and lower water absorber are included, is set respectively on the upper water absorber and lower water absorber
It is equipped with the vacuum tank for water suction, the compressive zone of loop back is provided in the water suction plane of the vacuum tank, and upper water suction fills
It is provided with the top clearance passed through for composite fiber web between the compressive zone on compressive zone and lower water absorber set, it is described
The suction hole of connection vacuum tank internal vacuum is provided in the water suction plane of vacuum tank, the compressive zone is permeable extruding
Band.
9. a kind of full preparation process for piercing ox fibre scytoblastema cloth according to claim 8, which is characterized in that the vacuum tank
Connect vacuum pump.
10. a kind of full preparation process for piercing ox fibre scytoblastema cloth according to claim 1, which is characterized in that the chemistry
Web and kraft fibers net overlapping net-forming process further include the trimming process after baking process is arranged in.
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