CN101050583A - Fiber cotton and its producing method - Google Patents
Fiber cotton and its producing method Download PDFInfo
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- CN101050583A CN101050583A CNA2007100278661A CN200710027866A CN101050583A CN 101050583 A CN101050583 A CN 101050583A CN A2007100278661 A CNA2007100278661 A CN A2007100278661A CN 200710027866 A CN200710027866 A CN 200710027866A CN 101050583 A CN101050583 A CN 101050583A
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Abstract
The present invention discloses a fiber cotton and its production method. It is made up by using 10%-80% of low melting point fiber and 90%-20% of other fiber as raw material through the processes of opening, carding, forming, baking and bonding, rolling, fast cooling, setting, cutting and packaging.
Description
Affiliated technical field
The present invention relates to a kind of cellucotton manufacture method, more particularly, the present invention relates to a kind of use low-melting fiber (meldable fibre) and the heat treated preparation method of other mixed with fibers, the invention still further relates to a kind of cellucotton that this method of use is produced, it has high water-permeability, highly-breathable, the tensile strength height, the cellucotton quality is evenly two-sided smooth, and thickness and density can be adjusted production as required.The present invention specifically is applied to the textile industry field, particularly utilizes the heat-treating machine that is called heat setting machine now to carry out fiber treatment.
Background technology
Be widely used in amenitiess such as household articless such as mattress, seat cushion, flocculus, sanltary towel, protection pad, baby diaper (sheet), Moistured towel, disposable surgical clothing, mouth mask, the medical operation tablecloth, nursing care bed sheet, automobile sound-absorbing insulation material for building, the industrial filter material insulation material of air of industry location pre-filtering, dress ornament liner and field such as heat insulating material formed by the cellucotton product that adopts fiber production, and cellucotton is produced more employing gum sprayed cotton technology or hot melting wool technology, and these two kinds of technologies are had nothing in common with each other.
What gum sprayed cotton adopted is that general fibre utilization glue or top layer lapping make surface texture bonding, as being the gum sprayed cotton technological process of production of raw material with polyester (PET) fiber, usually to after bale opener, opener, shredding, send into cotton feeder, be carded to thin shape stratiform through carding machine again, be that fiber is Two dimensional Distribution, and then polyester (PET) fibrage that will be the thin shape stratiform of Two dimensional Distribution is folded into required thickness with make-up machine, sprays adhesive, layer upon layer of fiber is combined, and oven dry forms.Because the fiber of gum sprayed cotton mainly is Two dimensional Distribution, so its brute force is poor, elasticity and ABRASION RESISTANCE is relatively poor and easy aliquation.
And the fibrocortex of hot melting wool technology utilization low melting point composite short fiber has the watery fusion performance, fusion under the low temperature of 110 ~ 180 degree (portioned product 100 or 120 ℃ of degrees centigrade of dry heat conditions under be the fiber of melting adhesion, and the fusing point of ordinary polyester staple fibre is more than 255 degree), the peripheral part of fusing is as glue, bonding with other fibers, have the function of adhesive.Adopt two or more fiber through special processing, the method for utilization Physical Processing is evenly mixed a kind of low-melting fiber and other fiber, and is the same through adding, bonding with other fibers, has the function of adhesive.Adopt two or more fiber through special processing, the method for utilization Physical Processing is evenly mixed a kind of low-melting fiber and other fiber, after heating, makes Stability Analysis of Structures.Comparatively speaking in warmth retention property, bulking intensity, flexibility, mildew and insect proof moth function hot melting wool is stronger than gum sprayed cotton, the hot melting wool Stability Analysis of Structures, and aspects such as anti-pull, gas permeability, ABRASION RESISTANCE, hot melting wool is also strong than gum sprayed cotton.
The low-melting fiber kind has many kinds, comprises low-melting fiber that LMF (4080 low-melting fiber), low melting point polyolefin hot adhesion fiber, polyester composite spinning produce, low-melting point polyester, polypropylene, polyamide-based hot melt adhesive, low-melting random copolymerization modified poly ester etc.
Existing hot melting wool production Technology has many, technological process generally include out material, comb and parallel cotton fibers prior to spinning, moulding, heat baking bonding, finalize the design, cut etc., wherein important processing step setting process is awkward to be held, if in the bonding back of heat baking indefinite form, bulk because of the hot melting wool of heat baking after bonding, surface irregularity is even, density refractory control, even carry out pressure rolling, hot melting wool unclamps the reinstatement again of back hot melting wool not to being lower than uniform temperature.The employing mould shape that has will wait just die sinking of cooling, wastes time and energy, and also is not suitable for large-scale production.Other manufacture method is called " manufacture method of insulation cotton reaches by its insulation cotton of making " ((number of patent application: 00127432.5) as the name of application on November 14th, 2000, notification number: CN1352329, open day: 2002.06.05) patented technology, this invention provided a kind of insulation cotton manufacture method to reach by its insulation cotton of making.The low-melting fiber that contains 10-50% (weight) in the used fibrous raw material of this method, fibrous raw material is behind shredding, mixing, carding, on the unit are fiber web, spray the water of the 5-35% that accounts for the unit are fibrous web weight, hot briquetting under the melting temperature of low-melting fiber then.This method adds HEAT SETTING after need adding water, and the thickness of hot melting wool and density control are difficult to hold.
Also have the name of 07 month 16 days calendar year 2001 application to be called " elastic cotton " ((patent No.: 01108644.0), notification number: CN1397671, the day for announcing: 2003.02.19) patented technology, this invention is to be mixed with raw material with a kind of hollow, crimped fiber and a kind of low-melting fiber, hollow, crimped fiber by 50% to 70% and 30% to 50% low-melting fiber are mixed with raw material, then the raw material of preparing through successively and grabbing cotton, opener, comb and parallel cotton fibers prior to spinning and one-tenth net, after raw material becomes net, pass through pre-needling more successively, acupuncture and positive acupuncture, make fiber be distributed in three dimensions, make the elastic cotton that fiber is distributed in three dimensions through certain technological process.Obviously, this Technology Need is " behind the raw material one-tenth net, successively through pre-needling, acupuncture and positive acupuncture, making fiber be distributed in three dimensions again ", and technology and equipment are complicated.
Existing other hot melting wool production technology often needs complicated technology and equipment to the assurance of the cotton setting process of institute's producd fibers and the control of thickness and density, also is difficult to reach promising result, particularly hot melting wool quality inequality, the surface irregularity of Zhi Zuoing.
Summary of the invention
The present invention is directed to the deficiency of setting process equipment complexity in the existing hot melting wool production technology, utilize low-melting fiber fusion and solidify bonding characteristic under different temperatures, construct specific heat treatment shaping machine, be applied in the subsequent technique of hot melting wool production technology, need not mould, acupuncture, need not add water yet, more without chemical agent or viscose glue, not only simplify production technology, can also produce the hot melting wool of controllable thickness and density as required, improve the quality of products.
A kind of cellucotton of the present invention and manufacture method setting process principle thereof are: the low-melting fiber that the process heating mixes and the mixture of other fiber, take advantage of under the uncolled situation of solidifying of its high temperature, and carry out the quick cooling and shaping of pressure rolling immediately simultaneously.The pressure rolling gap is regulated, can be produced the hot melting wool of controllable thickness and density as required, simultaneously because of the high temperature hot melting wool being carried out the effect of quenching, can stable fibers in macromolecular putting in order, the tensile strength of raising fiber.According to this intention, the function (this equipment is applied for a patent simultaneously) that a kind of heat treatment shaping machine that the present invention adopts possesses pressure rolling and forces cooling, design also is to carry out around this requirement.
The present invention is achieved in that a kind of manufacture method of cellucotton, adopt 10% to 80% low-melting fiber and other fibers 90% to be mixed with raw material to 20%, with this preparation raw material successively through opening material, comb and parallel cotton fibers prior to spinning, moulding, heat baking bonding after, carry out the quick cooling and shaping of pressure rolling while hot simultaneously, cut packing then on request, make required cellucotton.
Described other fibers can be one or more mixing in chemical fibre or the artificial fibre, also can be one or more mixing of string, animal fiber, mineral fibres or artificial synthetic fiber, can also be the mixing of above-mentioned various fibers.The content of described low-melting fiber be 10% to 30% also can, be 20% can reach promising result at the content of low-melting fiber, be benchmark with the gross weight of fibrous raw material.
If fiber is adopted treated fire resistance fibre and/or treated anti-bacterial fibre, so, the cellucotton that produces just has fire-retardant and/or antibiotic effect.
A kind of cellucotton of the present invention and manufacture method thereof have following beneficial effect:
1. simplified the hot melting wool production process, reduced cost of equipment (comprising the maintenance of equipment expense), and on conventional hot melting wool production equipment, transformed slightly and can implement;
2. adopt the present invention not only to simplify production technology, can also produce the hot melting wool of controllable thickness and density as required, improve the quality of products, it has high water-permeability, highly-breathable, the tensile strength height, and the cellucotton quality is evenly two-sided smooth.
3. employing the present invention, because of the high temperature hot melting wool being carried out the effect of quenching, can stable fibers in macromolecular putting in order, improve the tensile strength of fiber.
Below in conjunction with accompanying drawing a kind of cellucotton of the present invention and manufacture method embodiment thereof are elaborated.
A kind of heat treatment shaping machine structural representation that Fig. 1 adopts for the present invention;
A kind of heat treatment shaping machine side structure schematic diagram that Fig. 2 adopts for the present invention.
The specific embodiment
A kind of cellucotton manufacture method, technological process comprises successively: open material, comb and parallel cotton fibers prior to spinning, moulding, heat baking bonding, finalize the design, cut etc., now be described below respectively, described embodiment is that the mode with the indefiniteness example provides:
Open material: the low-melting fiber with 10% to 80% and other fibers 90% are mixed with raw material to 20%, present embodiment adopts 20% low-melting fiber LMF (4080 low-melting fiber) to mix shredding (generally being finished by the cutting machine batch mixer) with 80% polyester (PET) fiber (market is all on sale), after mixing repeatedly;
Send into carding step: this program generally can be finished by carding machine, with the fiber that mixes through combing make it smooth evenly, interfibrous structural capacity strengthen become netted after;
Enter molding procedure: after will giving just one-step forming by the density of designing requirement and the fabric width mode by lapping back and forth through the web after the combing;
Enter heat baking bonding process: drop into baking oven, by the baking of high temperature 180-200 ℃ (generally not above 220 ℃) heat, low-melting fiber is melted, the fiber of fusion adhesion, the peripheral part of fusing is as glue, bonding with other fibers, make mixing just between the reticular fibre of one-step forming fully sticking mutually and after;
Regulate the setting machine lowering or hoisting gear in advance, the thickness of controlling fiber cotton, enter shaping process while hot immediately: drop into the setting machine (concrete structure, operating principle see the back for details to be introduced) that aims at the present invention's design, start blower fan and pressure rolling device, make by the rapid immediately cooling and shaping of the cellucotton of setting machine, reach needed thickness and density;
Enter the branch cutting process then: can finish by cutting machine, regulate the cutter distance between rip cutting, crosscut, finish by the length and width of designing requirement and cut packing, finish the manufacturing process of cellucotton.
Certainly, open material, comb and parallel cotton fibers prior to spinning, moulding, heat baking bonding, cut each operation and all can adopt existing mature technology, typing is main creation main points of the present invention, the invention will be further described below in conjunction with accompanying drawing:
4-guipure 5-----entangles limit oil cylinder 6----hoist cylinder
10----leeward groove 11---is from power transmission shaft 12---hot melting wool
With reference to a kind of heat treatment shaping machine structural representation of Fig. 1 for the present invention's employing, lay respectively at board 7, the pressure roller group 2 of following board 8,2 final drive shafts 1 and 2 are supporting guipure 4 from power transmission shaft 11, and guipure entangles limit roller 3 and regulator (comprises and entangles limit oil cylinder 5, guipure entangles limit roller 3 etc.) etc. form the pressure rolling conveyer, hot melting wool 12 is at last board 7, pass through between the guipure 4 on the following board 8, windward groove 9, leeward groove 10 and the airduct that is attached thereto, blower fan is (because of being routine techniques, for simplicity, not shown) composition cellucotton cooling device, cellucotton through gap between last board (7) and the following board (8) is cooled off, referring to a kind of heat treatment shaping machine side structure schematic diagram of Fig. 2 for the present invention's employing, hoist cylinder 6, motor and control circuit, hydraulic pump, divide fuel tank, oil pipe, hydraulic selector is (because of being routine techniques, for simplicity, not shown) form the lowering or hoisting gear of pressure rolling conveyer.
The pressure rolling conveyer is for laying respectively at board 7, the two rows of following board 8 are by some pressure roller group 2 and control device thereof to be arrangeding in parallel, described pressure roller group is vertical and column distribution along the cellucotton moving direction, its length is more than or equal to the cellucotton width, for making the cellucotton of producing more smooth, on described two rows pressure roller group, guipure 4 is set respectively, described guipure 4 is supported from power transmission shaft 11 by at least 2 final drive shafts 1 separately and 2 respectively, final drive shaft 1 apportion pressure roller group 2 both sides also are set up in parallel with pressure roller group 2, be arranged on pressure roller group 2 outsides and an intersegmental distance is arranged from power transmission shaft 11, this guipure 4 covers on pressure roller group 2, final drive shaft 1 and the netted or crawler type gas-permeable nets from the power transmission shaft 11 and along with pressure roller group 2 is rotated and moved.
For driving cellucotton, normally moves within the limits prescribed by control guipure 4, arranged outside at described pressure roller group 2 and guipure 4 is entangled limit roller 3 and regulator thereof near guipure 4 guipures, this regulator is a hydraulic control system, comprise and entangle limit oil cylinder 5, motor and control circuit, hydraulic pump, branch fuel tank, oil pipe, hydraulic selector (because of being routine techniques, for simplicity, not shown).
Pressure rolling conveyer lowering or hoisting gear adopts hydraulic control system in this implementation column, comprise hoist cylinder 6 among Fig. 2 and unshowned motor and control circuit, hydraulic pump, branch fuel tank, oil pipe, hydraulic selector, this hydraulic control system adopts prior art to get final product, operation by hoist cylinder 6 grades makes board 7 and/or the spacing between the board 8 (that is the spacing between the guipure 4) up and down increase and decrease down, the thickness and the density of the hot melting wool that control is produced.
The cellucotton cooling device adopts air cooling system in this implementation column, on last board 7, following board 8, windward groove 9, the leeward groove 10 that is in communication with the outside is set respectively, the wind notch is relative, the air channel that formation runs through, be in the wind and an induced-draught fan be set on groove 9 and the extraneous air channel that communicates, on leeward groove 10 and the extraneous air channel that communicates an exhaust blower is set, promptly the air channel wind direction flows to from bottom to top.Be connected with alignment circuit and accept its control at described blower fan, wind speed can be controlled, and then can adopt corresponding measure at the production control of the cellucotton of different-thickness, density, temperature, to reach better effect.Wind speed is set air outlet in the air channel and/or heat-sensitive sensor connects vision and/or acoustics and/or displaying alarm, and the urgent disconnect circuit that connects the supply of cutting off the electricity supply, can in time carry out automatic early-warning, reduce the loss of quality accident equipment fault or product quality problem.Blower fan installation and control and warning device all adopt prior art to get final product, and are not going to repeat.
Certainly, pressure rolling transmission, cellucotton THICKNESS CONTROL, the type of cooling etc. can also be taked other various ways, adopt gear drive such as lowering or hoisting gear, and cooling is adopted water-cooled or feed circulating cooling liquid etc. in hollow drive shaft.
Main technique of the present invention comprises: under the normal condition, the low-melting fiber that the heating of preorder technology process mixes and the mixture of other fiber, take advantage of under the uncolled situation of solidifying of its high temperature, enter heat treatment shaping machine immediately and carry out the pressure rolling cooling, regulate the pressure rolling gap in advance as required, start cooling system and pressure rolling conveyer, can produce the hot melting wool of controllable thickness and density, it has high water-permeability, highly-breathable, the tensile strength height, and the cellucotton quality is evenly two-sided smooth.The cellucotton of same every square of grammes per square metre (density) can arbitrarily be controlled its thickness and density through after the manufacture method of the present invention, and quality evenly shows smooth, and prior art can't be accomplished.
Certainly; the invention is not restricted to address the embodiment shown in the accompanying drawing; modification and equivalent transformation that the spirit of Fan Yiben creation is done; or adopt various deformation on this basis; as adopt latticed ventilative conveyer belt to cooperate with logical compressed-air actuated pressure rolling cooling device with holes and finalize the design, control device changes or the like and all to belong in the protection domain of the present invention.
Claims (9)
1. the manufacture method of a cellucotton, it is characterized in that: adopt 10% to 80% low-melting fiber and other fibers 90% to be mixed with raw material to 20%, with this preparation raw material successively through opening material, comb and parallel cotton fibers prior to spinning, moulding, heat baking bonding after, carry out the quick cooling and shaping of pressure rolling while hot simultaneously, cut packing then on request.
2. the manufacture method of a kind of cellucotton according to claim 1, it is characterized in that: described other fibers are one or more mixing in chemical fibre or the artificial fibre.
3. the manufacture method of a kind of cellucotton according to claim 1, it is characterized in that: described other fibers are one or more mixing of string, animal fiber, mineral fibres.
4. the manufacture method of a kind of cellucotton according to claim 1 is characterized in that: one or more mixing that described other fibers are artificial synthetic fiber.
5. according to the manufacture method of the described a kind of cellucotton of one of claim 1 to 4, it is characterized in that: described other fibers are treated fire resistance fibres.
6. according to the manufacture method of the described a kind of cellucotton of one of claim 1 to 4, it is characterized in that: described other fibers are treated anti-bacterial fibres.
7. the manufacture method of a kind of cellucotton according to claim 1, it is characterized in that: the content of described low-melting fiber is 10% to 30%, is benchmark with the gross weight of fibrous raw material.
8. the manufacture method of a kind of cellucotton according to claim 1, it is characterized in that: the content of described low-melting fiber is 20%, is benchmark with the gross weight of fibrous raw material.
9. a cellucotton is characterized in that: according to the cellucotton of the described method manufacturing of one of claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100278661A CN101050583A (en) | 2007-05-09 | 2007-05-09 | Fiber cotton and its producing method |
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2007100278661A CN101050583A (en) | 2007-05-09 | 2007-05-09 | Fiber cotton and its producing method |
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| CN101050583A true CN101050583A (en) | 2007-10-10 |
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| CNA2007100278661A Pending CN101050583A (en) | 2007-05-09 | 2007-05-09 | Fiber cotton and its producing method |
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| CN1873078B (en) * | 2005-05-31 | 2010-11-03 | 洪振宁 | Method for fabricating slightly closing shaped cotton in special figure |
| CN101922077A (en) * | 2009-06-12 | 2010-12-22 | 熊津可蜜珂耳株式会社 | Fabric including low-melting fiber |
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| CN102425037A (en) * | 2011-09-29 | 2012-04-25 | 黄显飚 | Environmental-friendly fiber cotton and preparation process thereof |
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