CN102560905B - Nonwoven fabric winddorn equipment complex and combination process thereof - Google Patents
Nonwoven fabric winddorn equipment complex and combination process thereof Download PDFInfo
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Abstract
The invention discloses a kind of nonwoven fabric winddorn equipment complex, comprise air heating apparatus, air compression plant, exhaust apparatus and control device; Meanwhile, disclose a kind of nonwoven fabric winddorn combination process, adopt hot high pressure distinguished and admirable, form air curtain and superimposed multilayer fibre web is sprayed, the fiber of each layer is produced and tangles or composite consolidation after bonding.The perverse equipment complex of nonwoven fabric wind of the present invention and combination process thereof, can, according to the characteristic of fiber, adopt the fine hot air flow of high pressure to spray, the fiber of each layer be produced and tangles or bonding, make the effective composite consolidation of each layer fibre web; Technique is simply efficient, is suitable for volume production compound nonwoven cloth.
Description
[technical field]
The present invention relates to nonwoven fabric, particularly the equipment and process of compound nonwoven cloth.
[background technology]
Nonwoven material belongs to the Chaoyang industry in textile material, though only have the developing history of two more than ten years in China, because nonwoven production cost is low, speed of production is fast, replace traditional textile material etc. gradually, development speed is surprising.While nonwoven fabric technology development, except the macromolecular compound extract in use oil, constantly research and develop the raw material made new advances, comprise corn raw materials, raw material metal, milk raw material etc., not only produce the nonwoven fabric with special performance, expand the range of application of nonwoven fabric, but also the demand to oil can be reduced.
Collagen is a kind of biological polymer substance, English formal name used at school Collagen, plays the part of the role of conjunctive tissue, twists into spiral fibrous proteins by 3 peptide chains in zooblast, collagen is the most rich in protein of animal body intensive amount, accounts for more than 30% of whole body gross protein.Collagen can with Platelet and produce blood coagulation phenomenon, have coagulation function, collagen can be combined closely with wound, infiltrates in the middle of cambium, and as support during Growth of Cells; Collagen also has the natural sense of touch as skin, absorbs water instantaneously, fast moisture-inhibiting, fiber moisturizing degree more than 400%, antistatic, anti-pollution, anti-balloon, natural material, water compatible close environment, is beneficial to cutaneous respiration.
Based on above characteristic, collagen can be widely used in medical aid and disposable personal care product, as paper diaper, sanitary napkin etc.But because cost is higher, be mainly used in medical aid aspect at present.Mainly contain three kinds of methods at field of textiles application collagen fabric, the first makes solution with collagen and other materials, is coated in textiles or other materials surface, on fiber or on fabric, forms a skim.Such as patent CN1291078C " sanitary processing fiber product and manufacture method thereof ", patent CN2894708Y " a kind of Medical bioactive dressing ".
Second method be utilize collagen and other macromolecular materials blended, obtain spinning solution, fiber, such as patent CN1243140C " a kind of collagen-polyacrylonitrile composite fiber and manufacture method thereof ", patent CN1181232C " collagen protein composite fiber and manufacture method thereof ", patent CN101215733 " collagen-base PEG composite fibre and spinning technique thereof ", patent CN101503834 " collagen-NA-MMT composite fibre and spinning technological process thereof " is manufactured again through wet spinning.
The third method utilize collagen and other materials blended after, pass through electrostatic spinning technique, obtain composite fibre, as patent CN100535212C " preparation method of collagen and chitosan composite nano fibre electrostatic spinning ", patent CN101156962 " preparation method containing the complex nanometer fibrous tissue renovation bracket of collagen ".
[summary of the invention]
Main purpose of the present invention is: provide a kind of being suitable for carry out the equipment complex of compound and corresponding combination process to nonwoven fabric.
For achieving the above object, the present invention proposes a kind of nonwoven fabric winddorn equipment complex, comprise air heating apparatus, air compression plant, exhaust apparatus and control device; Described air heating apparatus, air compression plant are electrically connected with control device respectively; Described air heating apparatus, air compression plant are connected with exhaust apparatus air flue; Described exhaust apparatus is provided with exhaust vent; Described air heating apparatus is used for air heat, and described air compression plant is by the air compressing pressurization through heating, and it is distinguished and admirable to eject hot high pressure through described exhaust vent; Described hot high pressure is distinguished and admirable for spraying superimposed multilayer fibre web, the fiber of each layer is produced and tangles or composite consolidation after bonding.
Above-mentioned nonwoven fabric winddorn equipment complex, in embodiment wherein, described exhaust apparatus comprises a casing, and described casing is provided with exhausting plate, and described exhausting plate is laid with described exhaust vent.
Meanwhile, the present invention proposes a kind of nonwoven fabric winddorn combination process, adopt hot high pressure distinguished and admirable, form air curtain and superimposed multilayer fibre web is sprayed, the fiber of each layer is produced and tangles or composite consolidation after bonding.
Above-mentioned nonwoven fabric winddorn combination process, in embodiment wherein, the distinguished and admirable processbearing astrocyte of different fibre web that makes of described hot high pressure intersects, and the temperature that described hot high pressure is distinguished and admirable simultaneously makes one or more fiber softenings wherein, the fiber intersection point of different fibre web is bondd, forms bridging point.
Above-mentioned nonwoven fabric winddorn combination process, in embodiment wherein, the distinguished and admirable temperature of described hot high pressure reaches the critical point of collagen material melting, makes that collagen fabric is softening produces caking property, with upper strata or/and lower floor's web fibers intersection point bonds, form bridging point.
Above-mentioned nonwoven fabric winddorn combination process, in embodiment wherein, the distinguished and admirable upper and lower two way alternate of described hot high pressure is sprayed multilayer fibre web, makes the fiber of each layer fibre web produce displacement, interts and tangle.
Above-mentioned nonwoven fabric winddorn combination process, in embodiment wherein, described superimposed multilayer fibre web comprises the collagen fibre web that at least one deck is made up of collagen material.
Above-mentioned nonwoven fabric winddorn combination process, in embodiment wherein, described superimposed multilayer fibre web comprises collagen fibre web, the spunbond fibre web of one deck that at least one deck is made up of collagen material.
Above-mentioned nonwoven fabric winddorn combination process, in embodiment wherein, the distinguished and admirable composition air curtain of hot high pressure described in multiply, this air curtain sprays the described superimposed multilayer fibre web at the uniform velocity passed through.
Above-mentioned nonwoven fabric winddorn combination process, in embodiment wherein, described superimposed multilayer fibre web is at the uniform velocity transmitted, and described air curtain, perpendicular to the tiling surface of described multilayer fibre web, to carry out at the uniform velocity described superimposed multilayer fibre web, the injection of constant temperature.
The perverse equipment complex of nonwoven fabric wind of the present invention and combination process thereof, can, according to the characteristic of fiber, adopt the fine hot air flow of high pressure to spray, the fiber of each layer be produced and tangles or bonding, make the effective composite consolidation of each layer fibre web; Technique is simply efficient, is suitable for volume production compound nonwoven cloth.
Winddorn combination process combines the feature of the producing technology of non-woven fabrics such as water thorn, acupuncture and heat seal, utilize the hot high pressure of multiply distinguished and admirable to the upper and lower two way alternate of each layer fibre web or crosswise jet, produce the effect as water thorn or acupuncture, make the fiber of each layer fibre web produce displacement, intert and tangle, the fusing point of close wherein one or more fibers of the thermal creep stress that hot high pressure is distinguished and admirable simultaneously, make it softening and possess caking property, and twining the place's of connecing bonding with other fibers.
[accompanying drawing explanation]
Fig. 1 is the plane of embodiment one collagen composite non-woven fabric SCS through delamination;
Fig. 2 is embodiment one collagen composite non-woven fabric SCS cross section stripping diagram;
Fig. 3 is embodiment one collagen fabric and general fibre " bridge formation " structural representation.
Fig. 4 is embodiment one collagen composite non-woven fabric SCS production line schematic diagram;
Fig. 5 is the winddorn equipment complex structured flowchart of embodiment one;
Fig. 6 is embodiment two collagen composite non-woven fabric SCCS cross section stripping diagram;
Fig. 7 is embodiment two collagen composite non-woven fabric SCCS production line schematic diagram;
Fig. 8 is embodiment five collagen composite non-woven fabric CSC cross section stripping diagram.
[detailed description of the invention]
Below by specific embodiment, also the present invention is described in further detail by reference to the accompanying drawings.
Being explained as follows of some words wherein related to:
Noun 1: " bridge formation " structure: coupled together by certain material (the application's middle finger collagen fabric) between fiber, be similar to the structure of " bridge "; Collagen fabric 6 as shown in Figure 3, together with being connected to the first spun-bonded fibre 4 with the second spun-bonded fibre 5.
Noun 2: " bridging point ": the tie point in " bridge formation " structure, as tie point in Fig. 37, i.e. the tie point of collagen fabric 6 and the first spun-bonded fibre 4, second spun-bonded fibre 5, and tie point 8 is not " bridging points ".
Noun 3: collagen composite non-woven fabric SCS:S represents spunbond Spunbond fiber, and C represents PROTEIN C ollagen fiber;
Noun 4: metallocene catalyst: metallocene is that transition metal is connected with cyclopentadiene formed Organometallic complexes, and luxuriant metal compound catalyst is called for short metallocene catalyst.
Noun 5: spunbond spinning equipment: the equipment adopting spun-bond process spinning, from the part being fed to spinning in existing spun-bonded non-woven fabrics production equipment, section Example of the present invention directly applies in spinning.
Embodiment one:
Fresh ox-hide carries out physics fragmentation after depilation, neutralization, washing, protease low temperature (roughly temperature range is 30-50 DEG C) is used to process 45-50 hour in acid condition, through centrifugal, saltout, dialyse, under normal temperature through Metal aluminum salt solution-treated, Metal aluminum salt quality is 10%-50% than concentration, obtain collagen protein powder by after precipitate freeze drying, refrigerate for subsequent use.Metal aluminum salt can adopt aluminium chloride AlCl3, aluminum sulfate Al2 (SO4) 3, aluminum nitrate Al (NO3) 3, alumina silicate Al3 (SiO3) 3, aluminium sulfide Al2S3 etc. one or more, collagen protein powder can be made into collagen section further, refrigerates for subsequent use.
The manufacture method of the first fibre web MAXANT1 and the second fibre web MAXANT3, adopt spun-bond process filature fleece formation respectively, flow process comprises: macromolecule raw material feeding hopper → and through quantitatively mixing feeding → screw extruder melt extruded (temperature is about 235 DEG C) → melt filtration → measuring pump measuring fixed amount → melt distribution → spinnerets spray silk → fiber quenching → fibrous airstream drawing-off (speed is about 3000m/min) → fiber sub-wire lapping etc., form fibre web MAXANT.The raw material of the first fibre web MAXANT1 and the second fibre web MAXANT3 adopt one or more mixing of polypropylene, polyester and polyethylene etc.; According to the difference of materials and process, the grammes per square metre of the first fibre web MAXANT1 and the second fibre web MAXANT3 is 8-50g/m
2.
The collagen fabric manufacture method in intermediate layer, adopt spun-bond process filature fleece formation, flow process comprises: collagen and metallocene catalyst (mass ratio is about 15%) feed → low temperature (about 100 DEG C) screw extruder melt extruded → filtration → measuring fixed amount → distribution → spinnerets and spray silk → drawing-off → fiber lapping, forms collagen fibre web 2.Drawing-off adopts high temperature (about 220 DEG C) low speed (1000-3000m/min) condition.According to technique and the isoparametric difference of material, this collagen fibre web grammes per square metre is 5-40g/m
2.
As shown in Figure 4, the first spinning equipment 9, collagen spinning equipment 10 and the second spinning equipment 11 are arranged side by side successively, and three all adopts spunbond spinning equipment, and share a guipure.When the first spunbond spinning equipment 9 forms the first fibre web MAXANT1 on guipure, by the motion of guipure, when arriving spunbond spinning equipment 10 place of collagen, the upper collagen fibre web 2 forming intermediate layer of the fibre web MAXANT (1) of the collagen fabric 6 that the spunbond spinning equipment 10 of collagen sprays on guipure, continue through the motion of guipure, arrive the second spunbond spinning equipment 11 place, the fiber 5 that second spunbond spinning equipment 11 sprays is attached on the first fibre web MAXANT1 and collagen fibre web 2, form the second fibre web MAXANT3, first fibre web MAXANT1, collagen fibre web 2 and the second fibre web MAXANT3, through winddorn equipment complex 12, winddorn equipment complex 12 sprays the fine hot air flow of high pressure of 65-75 DEG C, middle collagen fibre web 2 is made to start to soften, there is caking property, collagen fabric 6 and spun-bonded fibre form bridging point 7, thus play the effect of consolidation three layers of fibre web.
Please refer to shown in Fig. 1, Fig. 2, after winddorn equipment complex 12 arranges, the first fibre web MAXANT1, collagen fibre web 2 and the second fibre web MAXANT3 are compounded to form collagen composite non-woven fabric SCS.Fibre web MAXANT does not roll a little, and comparing with conventional spunbond cloth has more outstanding pliability; Collagen fabric is because there is good elasticity, and the compound nonwoven cloth of formation also has good elasticity; Again because collagen has helicoidal structure, there is good elasticity, good pliability, sense of touch natural as skin, and there is good hydrophilicity; Affine to human body, there is coagulation function, accelerating wound healing.Therefore the compound nonwoven cloth of this example can be widely used in medical treatment, health field, as bandage, coated cloth nonwoven fabric, operation dress, the cloth of the position such as backing layer, waist subsides of sanltary towel, paper diaper.
Please refer to shown in Fig. 5, the nonwoven fabric winddorn equipment complex 12 that this example adopts comprises air compression plant, air heating apparatus, exhaust apparatus and control device; Exhaust apparatus comprises a casing, and the air outlet of air compression plant connects with casing, and casing wherein one side is set to exhausting plate, and this exhausting plate is densely covered with fine exhaust vent; Control device is electrically connected with air heating apparatus and air compression plant, for sensing wind-warm syndrome, blast, controls air heating apparatus and air compression plant; In this example, control device comprises MCU, temperature detecting module and blast detection module, and temperature detecting module and blast detection module are electrically connected with MCU respectively; Temperature detecting module test side is arranged in air heating apparatus or exhaust apparatus, and wind pressure detection device test side is arranged in exhaust apparatus.During work, air heating apparatus is to entering the air heat of air compression plant to design temperature, air compression plant by hot-air supercharging, spurt in casing, the air curtain that the continuous fine hot air flow that exhausting plate is the ejection of 0.1mm-0.5mm spray-hole by several rows of diameter forms, spray distance 40 holes/inch-80 holes/inch, up to the blast of 10Mpa-30Mpa, with the high velocity jet process fabric of 100m/s-300m/s.
Winddorn combination process combines water thorn, the feature of the producing technology of non-woven fabrics such as acupuncture and heat seal, utilize the hot high pressure of multiply distinguished and admirable to by the first fibre web MAXANT1, the upper and lower two way alternate of three-decker fibre web that collagen fibre web 2 and the second fibre web MAXANT3 are formed or crosswise jet, produce the effect as water thorn or acupuncture, the collagen fabric in middle level is made to produce displacement with the fiber of the spunbond fibre web of levels respectively, intert and tangle, the temperature that hot high pressure is distinguished and admirable is simultaneously close to the fusing point of collagen fabric, collagen fabric is softening and possess caking property, collagen fabric and spun-bonded fibre are twining the place's of connecing bonding, form bridging point 7 as shown in Figure 3, and the point 8 that tangles is the bonding points between two collagen fabrics, be not called bridging point in the present embodiment.
Embodiment two:
As shown in Figure 6, the collagen fabric compound nonwoven cloth SCCS of this example, comprise: the first fibre web MAXANT1, the second fibre web MAXANT3, and be located in the first collagen fibre web 2 and the second collagen fibre web 15 between the first fibre web MAXANT1 and the second fibre web MAXANT3.
The preparation of collagen raw material: fresh fish-skin carries out fragmentation after desquamation, neutralization, washing, use protease K cryogenic treatment 48h in acid condition, through centrifugal, saltout, dialyse, again through Metal aluminum salt solution-treated, Metal aluminum salt solution quality specific concentration is 25%, pulvis is become after precipitate freeze drying, make section again, refrigerate for subsequent use.
The manufacture method of the first fibre web MAXANT1 and the second fibre web MAXANT3, adopt spun-bond process filature fleece formation, flow process is: macromolecule raw material feeding hopper → through quantitatively mixing feeding → screw extruder melt extruded (temperature is 240 DEG C) → melt filtration → measuring pump measuring fixed amount → melt distribution → spinnerets spray silk → fiber quenching → fibrous airstream drawing-off (speed 3500m/min) → fiber sub-wire lapping etc., form fibre web MAXANT, every layer of grammes per square metre is 30g/m
2.
The manufacture method of middle two layers of collagen fibre web, flow process is: collagen and metallocene catalyst (mass ratio is 20%) blended feeding → (low temperature 85 DEG C) screw extruder melt extruded → filtration → measuring fixed amount → distribution → spinnerets spray silk → high temperature (175 DEG C) low speed (1000m/min) drawing-off → fiber lapping, and obtaining every layer of grammes per square metre is 15g/m
2collagen fibre web.
Please refer to shown in Fig. 7, the spunbond spinning equipment of the first spunbond spinning equipment 9, first collagen spunbond spinning equipment 10, second collagen 13 and the second spunbond spinning equipment 11 are arranged side by side successively, and three shares a guipure.When the first fibre web MAXANT1 is by the motion of guipure, arrive the spunbond spinning equipment 10 of the first collagen, during the second spunbond spinning equipment 13 place of collagen, the spunbond spinning equipment 10 of first collagen, the first fibre web MAXANT1 of the fiber that second collagen spunbond spinning equipment 13 sprays on guipure forms the first superimposed collagen fibre web 2 and the second collagen fibre web 15, continue through the motion of guipure, arrive the second spunbond spinning equipment 11 place, the fiber 5 that second spunbond spinning equipment 11 sprays covers on the second collagen fibre web 15, form the second fibre web MAXANT3, the effect that the hot high pressure that four layers of fibre web sprays through hot blast thorn equipment 12 is distinguished and admirable, makes collagen fabric and spun-bonded fibre form bridging point, thus plays the effect of consolidation fibre web.
Embodiment three:
The collagen fabric compound nonwoven cloth CSC of this example, comprising: the first fibre web MAXANT1, the first collagen fibre web 2 and the second collagen fibre web 15; First fibre web MAXANT1 is compound between the first collagen fibre web 2 and the second collagen fibre web 15.Its online production process comprises: the first collagen fibre web 2 becomes net on guipure, pass through mesh-belt conveying, first fibre web MAXANT1 is filature fleece formation on the first collagen fibre web 2, pass through mesh-belt conveying, second collagen fibre web 15, at the first fibre web MAXANT1 filature fleece formation, carries out compound by equipment complex.
Embodiment four:
In this example, collagen fibre web is according to the method manufacture of above-described embodiment, and select the ready-made nonwoven fabric with one or more layers fibre web with the fibre web of its compound, be not limited to spun-bonded non-woven fabrics, also spunlace non-woven cloth, melt spraying non-woven fabrics, needle punched non-woven fabrics, heat seal nonwoven fabric etc. can be selected, by the apparatus for feeding arranged side by side with the spunbond spinning equipment of collagen, when finished product nonwoven fabric spinning equipment place spunbond to collagen by mesh-belt conveying, the collagen fabric of the spunbond spinning equipment ejection of collagen forms collagen fibre web on finished product nonwoven fabric.
Embodiment five:
Shown in Fig. 8, the collagen fabric compound nonwoven cloth of this example, forms CSC structure, comprising: the first fibre web MAXANT1, the first collagen fibre web 2 and the second collagen fibre web 15; First fibre web MAXANT1 is compound in the first collagen fibre web 2 and the second collagen fibre web 15.The collagen fabric compound nonwoven cloth of this example, its online production flow process comprises: on guipure, be spun to the first collagen fibre web 2 by the first collagen spinning equipment, first collagen fibre web 2 is carried on guipure, the first fibre web MAXANT1 is spun on the surface at the first collagen fibre web 2 by the first fibre web spinning equipment, the dual-layer web be superimposed upon on guipure continues conveying, on dual-layer web, be spun to the second collagen fibre web 2 by the second collagen spinning equipment, eventually pass the collagen fabric compound nonwoven cloth that compound obtains CSC structure.The collagen fabric compound nonwoven cloth of this example, with the first fibre web for base material, two sides composite collagen fibre web, when being applied to medical treatment, health field, by collagen fibre web and direct body contact, more affine to human body.
Above content is in conjunction with concrete preferred embodiment further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as belonging to protection scope of the present invention.The raw material of collagen section are chosen, manufacture method etc. can adopt prior art; Other fibre webs with the collagen fibre web compound in the present invention, as the first fibre web in embodiment and the second fibre web etc., also can be not limited to spunbond fibre web, in like manner can compound go out multiple fibre web, multiple composite construction any combination collagen composite non-woven fabric.
Claims (2)
1. a nonwoven fabric winddorn equipment complex, comprises air heating apparatus, air compression plant, exhaust apparatus and control device; Described air heating apparatus, air compression plant are electrically connected with control device respectively; Described air heating apparatus, air compression plant are connected with exhaust apparatus air flue; Described exhaust apparatus comprises a casing, and described casing is provided with exhausting plate, and described exhausting plate is laid with fine exhaust vent; Described air heating apparatus is used for air heat, and described air compression plant is by the air compressing pressurization through heating, and it is distinguished and admirable to eject hot high pressure through described exhaust vent; Described hot high pressure is distinguished and admirable for spraying superimposed multilayer fibre web, the fiber of each layer is produced and tangles or composite consolidation after bonding; It is 0.lmm-0.5mm spray-hole that described exhausting plate is provided with several rows of diameter, spray distance 40 holes/inch-80 holes/inch.
2. a nonwoven fabric winddorn combination process, adopts hot high pressure distinguished and admirable; The distinguished and admirable composition air curtain of hot high pressure described in multiply; The distinguished and admirable upper and lower two way alternate of described hot high pressure is sprayed superimposed multilayer fibre web, makes the fiber of each layer fibre web produce displacement, interts and tangle; Described superimposed multilayer fibre web comprises the collagen fibre web that at least one deck is made up of collagen material; The distinguished and admirable processbearing astrocyte of different fibre web that makes of described hot high pressure intersects, the temperature that described hot high pressure is distinguished and admirable simultaneously reaches the critical point of collagen material melting, make collagen fabric softening generation caking property, with upper strata or/and lower floor's web fibers intersection point bonds, form bridging point;
Described superimposed multilayer fibre web is at the uniform velocity transmitted, and described air curtain, perpendicular to the tiling surface of described multilayer fibre web, to carry out at the uniform velocity described superimposed multilayer fibre web, the injection of constant temperature;
Adopt nonwoven fabric winddorn equipment complex, comprise air compression plant, air heating apparatus, exhaust apparatus and control device; Exhaust apparatus comprises a casing, and the air outlet of air compression plant connects with casing, and casing wherein one side is set to exhausting plate, and this exhausting plate is densely covered with fine exhaust vent; By air heating apparatus to entering the air heat of air compression plant to design temperature, air compression plant by hot-air supercharging, spurt in casing, the air curtain that the continuous fine hot air flow that exhausting plate is the ejection of 0.lmm-0.5mm spray-hole by several rows of diameter forms, spray distance 40 holes/inch-80 holes/inch, the blast of 10Mpa-30Mpa, with the high velocity jet of 100m/s-300m/s.
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| TWI770569B (en) * | 2020-07-29 | 2022-07-11 | 新麗企業股份有限公司 | Nonwoven fabric manufacturing equipment and manufacturing method thereof |
| CN114059358A (en) * | 2020-07-31 | 2022-02-18 | 新丽企业股份有限公司 | Apparatus and method for manufacturing non-woven fabric |
| CN112481819B (en) * | 2020-11-23 | 2021-12-03 | 舒城娃娃乐儿童用品有限公司 | Preparation method of hard cotton |
| CN116949665A (en) * | 2023-06-20 | 2023-10-27 | 浙江中超新材料股份有限公司 | Production process and equipment for anti-drilling flock flocculus |
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Address after: 261205 No. 6446 Baotong Street, Weifang High-tech Zone, Shandong Province Patentee after: Junfu nonwovens Co., Ltd Address before: 261205 Shandong city of Weifang province Baotong Street No. 6446 Patentee before: Shandong Jofo Nonwoven Co., Ltd. |