CN107532352A - Fiber is reinforced and structuring is with the method and apparatus as non-woven fabric - Google Patents
Fiber is reinforced and structuring is with the method and apparatus as non-woven fabric Download PDFInfo
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- CN107532352A CN107532352A CN201680024077.XA CN201680024077A CN107532352A CN 107532352 A CN107532352 A CN 107532352A CN 201680024077 A CN201680024077 A CN 201680024077A CN 107532352 A CN107532352 A CN 107532352A
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- conveyer belt
- woven fabric
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- water jet
- fiber
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Classifications
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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
- D04H18/00—Needling machines
- D04H18/04—Needling machines with water jets
-
- 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
- D04H1/495—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 for formation of patterns, e.g. drilling or rearrangement
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Nonwoven Fabrics (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
It is used to reinforce fiber and the apparatus and method of structuring the present invention relates to a kind of, the apparatus and method have the first and second endless conveyors, first and second endless conveyor in order to by fiber (2) reinforce be structured as non-woven fabric be arranged as at least partly it is parallel and therefore formed structured region (21), wherein at least one conveyer belt is configured with the compression conveyer belt (5) of the opening (5a) of multiple offer patterns, and it is disposed with least one water jet (7) within the compression conveyer belt (5) and in structured region (21), it is used to carry out spun lacing reinforcing to fiber.It is a feature of the present invention that the structured region (21) has at least 0.2 meter of length, and the conveyer belt (5) that compresses has micropore (5b) between the opening (5a) of the offer pattern.
Description
Technical field
The present invention relates to according to the preamble of claim 1 and 13 and fiber is reinforced and structuring with as
The method and apparatus of non-woven fabric.
Background technology
As prior art, for example as known to the A1 of document DE 102005033070 by means of water between conveyer belt and rotary drum
Acupuncture manipulation is reinforced to non-woven fabric while carrying out structuring.In this case, the rotary drum can have and be used for non-
The pattern of structure is formed on weaven goods or with the micropore for being used to preferably discharge water.It is verified, it is not enough to add using rotary drum
The fiber of work such as moistening, because a large amount of water fail fully to discharge.Further, the intensity level of the non-woven fabric formed is
Inadequate.
The content of the invention
The task of the present invention is the apparatus and method for providing the above-mentioned type, and fiber can be entered by the apparatus and method
Row is fully reinforced and structuring.
The task is completed by claim 1 and 13.The preferred design of the dependant claims claim present invention.
It is used to reinforce fiber and the equipment of structuring includes first circulation conveyer belt and second according to the present invention
Endless conveyor, first and second endless conveyor in order to by it is fiber reinforced and be structured as with non-woven fabric be arranged as to
Small part is parallel, and therefore forms structured region.At least one conveyer belt is configured with opening for multiple offer patterns
The compression conveyer belt of mouth, and at least one water jet is disposed with the compression conveyer belt and in structured region,
It is used to carry out spun lacing reinforcing to fiber.It is a feature of the present invention that the structured region has at least 0.2 meter of length
Degree, and the conveyer belt that compresses has micropore between the opening of the offer pattern.
By means of the assembled scheme according to the present invention, realize non-woven fabric is carried out structuring and point-like reinforce it is longer
Residence time.The point-like carried out by micropore to non-woven fabric is reinforced and draws eiderdown quilt formula effect, is imitated by the eiderdown quilt formula
Fruit makes product obtain very high bulkiness.
The conveyer belt that compresses preferably has 3 to 100 micropores every square centimeter between the opening of pattern is provided, described
Micropore is arranged in a manner of random or be regular.The non-woven fabric is so as to drawing enough intensity in the two directions.
In this case, the micropore can with 0.2 millimeter to 2 millimeters, preferably with 0.2 millimeter to 0.4 millimeter
Hydraulic diameter.It has proven convenient that in the case where hydraulic diameter is smaller, the effect of water jet is excessively weak.It is more than 2 millimeters of feelings in diameter
Under condition, the micropore acts as structuring or pattern.Especially there is 10 millimeters to 40 millimeters of length in fiber
Under, it has proven convenient that the fiber is reinforced in a manner of multiple point-like.
In a preferred embodiment, at least one water jet is run, preferably with 60 with 30 bars to 80 bars of pressure
Bar pressure operation.This is added significantly lower than known with 100 bars to the 400 bars spun lacings reinforced on spun lacing rotary drum to fiber
Gu method, the spun lacing rotary drum has the structuring drum cover opened.In the preferable pressure limit in a manner of unexpected
Drawn evenly and stronger reinforcing along machine direction (MD) and transversely (CD).
In another design of the present invention, it is provided with along conveying direction in the structured region upstream and/or downstream
Other at least one water jet, it is with 10 bars to 25 bars of pressure operation and to the unstructured upper of the non-woven fabric
Side is reinforced.
Preferably, other at least one water jet is provided with the structured region downstream along conveying direction, it is with 10 bars
Run, preferably with 15 bars to 30 bars of pressure operation, and to being reinforced on the downside of the non-woven fabric to 60 bars of pressure.
In order to discharge the water of the fiber for example originating from moistening, it is advantageous to which the structured region is conveyed with 1 ° to 10 ° edge
Direction tilts.The water in fiber so as to promoting discharge such as moistening.
Another improvements in the structured region in one or more of water jet upstream arrangements by moistening
The mode of wet device show that the damping device is responsible for that fiber is carried out to consolidate for the first time.
According to being used for fiber reinforced and method that is being structured as non-woven fabric for the present invention, methods described is by means of first
Realized with second circulation conveyer belt, first and second endless conveyor is arranged as at least partly parallel and therefore formed
Structured region, wherein at least one conveyer belt is configured with the compression conveyer belt of the opening of multiple offer patterns, described
There is provided pattern opening between be disposed with micropore, wherein by water jet it is described offer pattern opening region in described
Non-woven fabric carries out structuring, and carries out cavitation and point-like at least 0.2 meter of length in the region of the micropore
Reinforce.The region for the offer pattern that length is about 0.2 meter ensures to form essence on product by means of parallel conveyer belt guide portion
The clear decorative pattern of thin pattern.Whereby, structuring on the one hand is carried out with the surface structuration with given pattern to non-woven fabric, so
And point-like fastening is carried out between the pattern, it is hereby based on the eiderdown quilt formula effect and forms very fluffy product, it can
As cotton pad, cloth for cleaning or as cosmetic product (being suitable to the towelette washed out).
Cotton pad is reinforced and the method for structuring the present invention also relates to a kind of, the cotton pad is 100 for example by weight
To 200 grams of every square metre of (g/m2) cotton be made.
Non-woven fabric is reinforced and the method for structuring the present invention also relates to a kind of, the non-woven fabric is by artificial fibre
Dimension or long filament, such as the Lyocell fibers system that viscose rayon, polyester, polypropylene, polyamide or weight are 30 to 300 grams every square metre
Into.
Carry out reinforcing the method with structuring, institute the present invention also relates to a kind of (wet-laying) non-woven fabric to moistening
State non-woven fabric by natural fiber seem such as cellulosic material be made or by synthetic fibers seem such as polyester be made or by
Chemical fibre such as viscose rayon or Lyocell fibers are made (100% with a kind of above-mentioned fibre composition by being formed) or alternatively by upper
The mixture for stating fiber is made.For the non-woven fabric of all foregoing moistenings, it has 30 to 120 grams every square metre of weight
Amount, the weight preferably with 45 to 70 grams every square metre.In the case of as cloth for cleaning, preferably often put down with 30 to 100 grams
The weight of square rice.
Being expanded on further for dependent claims is drawn from the description below.
Brief description of the drawings
The present invention is furtherd elucidate by means of accompanying drawing；
Wherein：
Fig. 1 shows the equipment according to the present invention and according to the explanatory view of first embodiment；
Fig. 2 to Fig. 2 d shows the partial top view with the compression conveyer belt of different pattern and varying number micropore, wherein
Fig. 2 shows amplification part.
Fig. 3 shows the second embodiment of the equipment according to the present invention；
Fig. 4 shows the 3rd embodiment of the equipment according to the present invention；
Fig. 5 shows the 4th embodiment of the equipment according to the present invention；
Fig. 6 shows the 5th embodiment of the equipment according to the present invention.
Embodiment
According to Fig. 1, fiber 2 is for example put on a moving belt and led to moisture state by unshowned inclined wire formula forming machine
Cross conveyer belt 3 and be transported to structured region 21.Alternatively, staple fibre can also be put on a moving belt and processed.The fibre
Dimension also can be as bed course or the intermediate layer being arranged between two fibrous layers, spunbonded non-woven, fabric or knitted fabrics.
Underlying conveyer belt 3 is configured to ventilative and permeable sieve band or spun lacing band, and by multiple roller 4a extremely
4f is turned to and actuated.The fiber 2 placed with moisture state is put into the inclined feeding region of conveyer belt 3 from unshowned conveyer belt
On 20, and after structured region 21 flat as shown in Figure 1 is transported to or it is being transported to edge conveying side
It is solid by means of compressing the pressure of conveyer belt 5 to after the structured region 21 of the horizontal plane of reduction.The compression conveyer belt 5 also constructs
For endless conveyor, it turns to and is actuated around multiple roller 6a to 6e.
In this embodiment, in order to be tensioned the compression conveyer belt 5, a roller, such as roller 6b can be flatly
It is mobile.
The arrangement parallel with 3 as conveyer belt 5, it is also considered that along the minimum acute angle of conveying direction, in this feelings
Under condition, the conveyer belt forms very little, for example, 0.3 millimeter to 2 millimeters open gap, and this is preferably in manufacture cotton pad or wiping
It is favourable during towelette.Compression so as to avoiding the non-woven fabric, because to be accomplished that final products as fluffy as possible.
In the fiber of processing moistening, conveyer belt 3 is favourable with the arrangement as parallel as possible for compressing conveyer belt 5.Therefore, sieve
6e is drawn to be arranged as vertically adjustable.
The conveyer belt 3 is with compressing length of the conveyer belt 5 at least 0.2 meter, preferably at least 0.5 meter, particularly preferably at least 1 meter
The parallel conveyer belt guide portion of at least part on degree ensures cavitation or the guiding of the fiber, and the fiber is in all directions
Such as placed with moisture state.The parallel conveyer belt guide portion for forming the structured region 21 is not pressed in traditional sense
Contract the task of the fiber.Water should be only discharged in this region, the fiber is consolidated into non-woven fabric and by least
One jet beam 7 carries out structuring with reference to the opening 5a for the offer pattern for compressing conveyer belt 5 to the fiber.The parallel biography
Send the length with guide portion to ensure draining and make the most short residence time of fiber cavitation, the most short residence time can be not
It is changed in the case of same conveying or processing speed according to fiber to be processed, wherein such as roller 4b, 6a and 6e is designed
It is adjustable for level.Although the structuring of non-woven fabric is realized by the water jet in column arranged with wire or dot pattern,
It is that the parallel conveyer belt guide portion that shortest length is 0.2 meter can carry out draining while the fiber is consolidated.
Another water jet 11 with suction system 12 can be arranged in the downstream of the compression conveyer belt 5 along conveying direction,
The water jet can be realized under such as 15 bars of lower pressure carries out extra and slight reinforcing to unconsolidated regions, without
The structuring can be damaged,.Fibre of the rotary drum 13 that be arranged in downstream and that spun lacing rotary drum can be configured to by reinforcing into non-woven fabric
Dimension 2 is guided to further processing, wherein another water jet 14 can be from downside to described non-from conveyer belt 3 via another rotary drum 15
Weaven goods are reinforced.In order to reinforce the non-woven fabric, while keep entering the non-woven fabric by opening 5a
Row structuring, the water jet can also be run under such as 15 bars to 30 bars of lower pressure.Especially significantly, in the water
Structural formula water needle plate is used in tartar 14, striped is added in the downside of non-woven fabric by means of the structural formula water needle plate.In cotton
In the case of pad, the equipment is run under conditions of being 100 to 250 grams every square metre in fibre weight.In wet-laying
In the case of, the fibre weight is preferably 45 to 70 grams every square metre, and in the case of cloth for cleaning, the fibre weight is excellent
Elect 30 to 100 grams every square metre as.
According to Fig. 2 to Fig. 2 d, compressing conveyer belt 5 has the opening 5a of multiple offer patterns, and they are by desired surface
Structure assigns reinforced non-woven fabric.In order to realize clearer diagram, in Fig. 2 a to Fig. 2 d, lower edge insert with li
The chi of rice measurement, so as to be shown more clearly that dimension scale.As long as the intensity of the compression conveyer belt 5, the offer are not damaged
The opening 5a of pattern almost can be selected arbitrarily.Multiple micropore 5b are disposed between the opening 5a of the offer pattern, it is described
Multiple micropores are also used for reinforcing non-woven fabric in addition to for improving draining.In Fig. 2 a and Fig. 2 d, the offer
The opening 5a of pattern is rendered as the recess that itself is connected in conveyer belt 5 is compressed, and multiple micropores are arranged between these recesses.
In Fig. 2, Fig. 2 b and Fig. 2 c, it is multiple individually provide patterns opening 5a be collectively forming a pattern, for example formed flower-shape,
Heart-shaped or triangle pattern, wherein within whole pattern that is, between the multiple opening 5a for individually providing pattern
Also multiple micropore 5b are disposed with.
At least one, preferably two or three water jets 7,8, the spun lacing are disposed with the compression conveyer belt 5
Head under such as 60 bars of pressure condition by tiny water jet through compress conveyer belt 5 opening be ejected on fiber 2 and
Thus the fiber is reinforced.In the opening 5a of offer pattern region, fiber 2 is solid by pressure, thus, described non-
Weaven goods are thinning at these positions.It is adjacent and not by the region that water jet is hit because almost unchanged volume is obtained
Its bulkiness is obtained, thus the non-woven fabric keeps original thickness.Only in the region of the micropore 5b, fiber 2 is by point-like
Pressure is solid, so as to eiderdown quilt formula effect occur.There is suction box 9,10 in the arranged beneath of conveyer belt 3, they extract water jet 7,8 out
Water.The conveyer belt 3 and compress conveyer belt 5 in the region of water jet 7,8 and at least 0.2 meter of length in parallel to each other
Or be almost orientated in parallel to each other, it is consequently formed structured region 21 and while spun lacing is reinforced with local or point-by-point
Mode presses admittedly described fiber.The micropore 5b has the further advantage that, i.e. the fiber 2 or reinforced non-woven fabric will not be with
Conveyer belt 3 sticks together and is therefore easier to take off, so as to which minimum drawing occurs for the intermediate location between two supply units
Stretch.
It is described to compress conveyer belt 5 by the synthetic material of deflection and be made with 0.3 millimeter to 1 millimeter of thickness.Alternatively,
As shown in Figure 2 compress conveyer belt 5 by deflection metal and with 0.1 millimeter to 0.4 millimeter of thickness, preferably with 0.2
The thickness of millimeter to 0.3 millimeter is made.
The micropore 5b with 0.2 millimeter to 2 millimeters, preferably with 0.2 millimeter to 0.4 millimeter of hydraulic diameter.Institute
State micropore and be preferably configured as circular or ellipse, and with regular arrangement or with irregular and random arrangement
Distribution on a moving belt, wherein the mutual distance of the micropore is at least 0.5 millimeter.In this case, it is every square centimeter
3 to 100 micropore 5b can be disposed with.The surface area (that is, the area vacated) of draining amounts to, the namely described pattern that provides
Opening 5a and micropore 5b amounts to accounting within 50%.
In the prior art, the rotary drum with micropore and conveyer belt collective effect, by contrast, combined according to the present invention
In the case of the conveyer belt 3 and the compression conveyer belt 5 through micro- punching, is carried out more the residence time of structuring to non-woven fabric
It is long.The moistening placed using random alignment fiber such as length as 15 millimeters in the case of, due to the fiber bridge it is multiple
Micropore 5b, show that point-like is reinforced by the micropore 5b, it follows that eiderdown quilt formula effect.It is acquired as a result, point-like adds
Solid non-woven fabric there is very high bulkiness, the non-woven fabric can be used as the cotton pad of cosmetic field, as cloth for cleaning or
The so-called towelette suitable for washing out.
Following table shows difference with the prior art, and wherein A and B are the compression conveyer belts 5 according to prior art, and it is not
With micropore 5b, and only there is the opening 5a for providing pattern.Labeled as C, D and E compression conveyer belt 5 except with provide pattern
Opening 5a beyond, it may have according to the micropore 5b of the present invention, the micropore has different density and size.In transporting velocity
The fibre blend that test is made up of PET and viscose rayon in the case of for 100 meters (m/min) per minute, its weight are 45 grams
Every square metre, the fibre blend is reinforced using spun lacing method.
Based on the eiderdown quilt formula effect, it is shown go out, with pore-free compression conveyer belt 5 be A, B compared with, have micro-
The compression conveyer belt 5 in hole is that C, D, E have higher intensity along conveying direction (MD is principal direction).
Transversely (CD is laterally) shows identical effect.At middle part, it is shown go out, with the biography using pore-free
The non-woven fabric for sending band to be reinforced is compared, and structuring and the non-woven fabric edge reinforced are carried out using the conveyer belt that compresses for having micropore
Both direction has the intensity for being higher by about 20%.
In the case of the fiber of moistening, the fiber is preferably passed through structured area with 50 to 250 meters of speed per minute
Domain 1.In order to discharge water, the conveyer belt 3 and compress conveyer belt 5 along conveying direction within 10 ° with respect to the horizontal plane
Tilt.
In the case of in manufacture cotton pad, for example by cotton fiber manufacture cotton pad, the fiber 2 passes through the defeated of structured region 1
It is preferably 40 meters per minute to send speed.In this case, in order to which draining, the inclination of conveyer belt with respect to the horizontal plane both can be along biographies
Send direction again can be against direction of transfer.Herein also advantageously, the inclination angle of the conveyer belt 3 and compression conveyer belt 5 is relative to water
Plane is within 10 degree.
Foregoing compression conveyer belt 5 can be used for Fig. 1 and Fig. 3 to Fig. 6 different embodiments with identical function.In this feelings
Under condition, in the case where not doing other explanations, identical reference is used for identical technical functionality.
In the fig. 3 embodiment, compression conveyer belt 5 and conveyer belt 3 are mutually exchanged, so as to which fiber 2 is placed on a moving belt
And it is transported to by the compression conveyer belt 5 of circulation in structured region 21.
Conveyer belt 3 above is configured to sieve band or spun lacing ventilative and permeable, that have such as 60 to 100 meshes
Band, and turn to and actuate by multiple roller 6a to 6e.It is put into the fiber 2 that moisture state is placed from unshowned conveyer belt
On the inclined feeding region 20 for compressing conveyer belt 5, and be transported to as shown in Figure 3 flat structured region 21 it
Afterwards or after the structured region 21 with the horizontal plane reduced along conveying direction is transported to, by means of compressing conveyer belt 5
Pressure is solid.The compression conveyer belt 5 is also configured as endless conveyor, and it turns to and be actuated around multiple roller 4a to 4f.
Damping device 22 is disposed with conveyer belt 3, it includes at least one water jet 16 and at least one suction system 17.The profit
Wet device 22 using fluid media (medium) wetting non-woven fabric fibers net, the fluid media (medium) under the conditions of lower pressure, for example 2 to
Overflowed under conditions of 15 bars from water jet, and the non-woven fabric is soaked in entire area, so that the fiber is steady each other
Gu.The water jet 16 of the damping device 22 can with for reinforcing or pressing the water jet 7,8 of admittedly described fiber to be similarly constructed.So
And the water jet 16 is worked with significantly lower pressure, less water and bigger nozzle bore.
At least one, preferably two or three other water jets 7,8, institute are disposed with the compression conveyer belt 5
State water jet and tiny water jet is ejected into fiber 2 through the opening for compressing conveyer belt 5 under such as 60 bars of pressure condition
Above and thus the fiber is reinforced.The solid fiber 2 is pressed in the opening 5a of offer pattern region.It is adjacent
And not by the region that water jet is hit because almost unchanged volume is able to obtain its bulkiness.Only in micropore 5b region
In, fiber 2 is pressed admittedly, so as to eiderdown quilt formula effect occur by point-like.Suction box 9,10 is disposed with conveyer belt 3, they take out
Go out the water of water jet 7,8.The conveyer belt 3 and conveyer belt 5 is compressed in the region of water jet 7,8 and at least 0.2 meter of length
It is orientated in parallel to each other on degree, and the solid fiber is pressed while spun lacing is reinforced.The opening and micropore that pattern is provided
0.5 millimeter to 1 millimeter of recess is made according to water jet pressure in thickness is 3 millimeters of cotton pad.Such as the fiber in moistening
In the case that thickness is 0.8 millimeter and weight is 60 grams every square metre, realize 0.2 millimeter to 0.4 millimeter and pattern is provided
Recess.
In another water jet 11 with suction system 12 of arranged downstream of the compression conveyer belt 5, the water jet energy
Under such as 15 bars of lower pressure unconsolidated regions are carried out with extra and slight reinforcing, without structural damage.Cloth
Rotary drum 13 that is being placed in downstream and being configured to spun lacing rotary drum will be reinforced and guided into the fiber 2 of non-woven fabric from conveyer belt 3 to entering
The processing of one step, wherein another water jet 14 can be reinforced from downside to the non-woven fabric.In order to the non-woven fabric
Reinforced, while keep carrying out structuring to the non-woven fabric by opening 5a, the water jet 14 also can be at such as 15 bars
Run under to 30 bars of lower pressures.
Here, conveyer belt 5 is compressed also according to Fig. 1 and Fig. 2 to Fig. 2 d to implement, and opening with multiple offer patterns
Mouth 5a, they assign desired surface texture reinforced non-woven fabric.The cloth between the opening 5a of the offer pattern
Multiple micropore 5b are equipped with, the multiple micropore is also used for reinforcing non-woven fabric in addition to for improving draining.It is described
Micropore 5b has the further advantage that, i.e. the fiber 2 or reinforced non-woven fabric will not be sticked together with conveyer belt 3 and because
This is easier to take off, so as to which minimum stretching occurs for the intermediate location between two supply units.According to Fig. 3 embodiment, institute
The structuring for stating non-woven fabric is carried out from below, and extra reinforcing is carried out from top.The embodiment is particularly suitable for manufacture cotton
Pad and cloth for cleaning.
Fig. 4 embodiment and Fig. 1 embodiment differ only in, and carry out structuring to non-woven fabric in both sides and match somebody with somebody
With pattern.Therefore, structured region 21 has top and lower section compression conveyer belt 5, the top and lower section compression
Conveyer belt is respectively provided with the opening 5 for providing pattern, and the opening for providing pattern is surround by multiple micropore 5b.On the other hand, up
Compress and two water jets 16,18 are disposed with conveyer belt 5, described two water jets spray non-woven fabric from top.It is associated with institute
The suction system 17,19 for stating two water jets is disposed in inside the compression conveyer belt 5 of lower section.It followed by pressure above
The water jet 16,18 of tight conveyer belt 5 is provided with two suction systems 9,10, and described two suction systems pass with underlying compress
Send water jet 7,8 collective effects of band 5.In this case, identical pattern (such as flower-shape pattern, flower can be equipped with per side
Piece shape pattern), or can be equipped with different pattern (such as triangle pattern, candy strip spaced apart etc.) per side.
In another water jet 11 with suction system 12 of the arranged downstream of structured region 21, the water jet can be in example
As under 15 bars of lower pressures the unconsolidated regions on the upside of non-woven fabric are carried out with extra and slight reinforcing, without damaging
The structuring.Rotary drum 13 that is being arranged in downstream and being configured to spun lacing rotary drum will be reinforced into the fiber 2 of non-woven fabric from biography
Band 3 is sent to guide to further processing, wherein another water jet 14 can be reinforced from downside to the non-woven fabric.In order to right
The non-woven fabric is reinforced, while keeps carrying out structuring, the water jet 14 to the non-woven fabric by opening 5a
It can be run under such as 15 bars to 30 bars of lower pressure.This arrangement is suitable to manufacture wet laid product, cotton pad or wiping
Towelette.
In all aforementioned embodiments, as long as there is installing space, the quantity of jet beam is with regard to alterable.
In Fig. 5 fourth embodiment, bracing means 1, the structured region tool are provided with the upstream of structured region 21
There is the compression conveyer belt 5 for being arranged in top and be arranged in the conveyer belt 3 of lower section.Here, fiber 2 is placed on conveyer belt 3
Feed in region 20, and reinforced first between conveyer belt 3 and compression rotary drum 23.The cloth within the compression rotary drum 23
It is equipped with the water jet for soaking the fiber.There is one or two water jet 16,18 in the compression arranged downstream of rotary drum 23
And it is associated with its suction system 17,19.The water jet is for example with 15 bars to 45 bars of pressure in upside by the fiber
Reinforce into non-woven fabric.Turn to the non-woven fabric on rotary drum 13 that be arranged in downstream and that spun lacing rotary drum can be configured to,
And it is reinforced on the downside of the non-woven fabric using one or two water jet 14.The water jet also with 15 bars extremely
45 bars of pressure is ejected water on fiber.For manufacture cotton pad, a water jet 16 and 14 is preferably only respectively used.For
Manufacture for the towelette for being suitable to wash out, use two water jets 16 and 18 and two water jets 14 mostly.The non-woven fabric
Structured region 21 is directed to by other guide rollers being not described further, the structured region is underlying
Between conveyer belt 3 and compression conveyer belt 5 above, there, the non-woven fabric enters from top via water jet 7 and 8
Row structuring.The arrangement and Analyzing on Building A Planning Scheme of the structured region 21 are substantially consistent with the embodiment according to Fig. 1.
The difference of Fig. 6 the 5th embodiment and Fig. 5 embodiment is that the rotary drum 13 is configured to provide for turning for pattern
Drum, it carries out structuring together with water jet 14 to the downside of non-woven fabric.Positioned at downstream and be arranged in top pressure
The structured region 21 of tight conveyer belt 5 is entered with being responsible for together with water jet 7 and 8 to the upside of non-woven fabric in a manner of given pattern
Row structuring, here, only realizing eiderdown quilt formula effect on the upside of non-woven fabric.
The apparatus and method are especially advantageous for the fiber for being processed further moistening, because the fibre of the moistening
Dimension, such as staple fibre is more bad structurally places.Added by carrying out point-like to the fiber of unstructured arrangement and moistening
Gu it can realize special effect while jacquard weave is carried out to non-woven fabric, that is, lift bulkiness.
Reference numerals list
1 bracing means
2 fibers
3 conveyer belts
4a is to 4f rollers
5 compress conveyer belt
5a is open
5b micropores
6a is to 6e rollers
7 water jets
8 water jets
9 suction systems
10 suction systems
11 water jets
12 suction systems
13 rotary drums
14 water jets
15 rotary drums
16 water jets
17 suction systems
18 water jets
19 suction systems
20 feeding regions
21 structured regions
22 damping devices
23 compress rotary drum
Claims (20)
1. it is used to reinforce fiber and there is first circulation conveyer belt and second circulation to pass for the equipment of structuring, the equipment
Send band, the first circulation conveyer belt and second circulation conveyer belt by fiber (2) in order to reinforce and be structured as non-woven fabric cloth
It is set at least partly parallel and therefore forms structured region (21), wherein at least one conveyer belt is configured with multiple
The compression conveyer belt (5) of the opening (5a) of pattern is provided, and within the compression conveyer belt (5) and in structured region
(21) at least one water jet (7) is disposed with, at least one water jet is used to carry out spun lacing reinforcing, its feature to fiber
It is, the structured region (21) has at least 0.2 meter of length, and the compression conveyer belt (5) is in the offer
There is micropore (5b) between the opening (5a) of pattern.
2. equipment according to claim 1, it is characterised in that described to compress conveyer belt (5) opening in the offer pattern
There is 3 to 100 micropores (5b) every square centimeter between mouth (5a), the micropore is in a manner of regular or in a random way
Arrangement.
3. equipment according to claim 1 or 2, it is characterised in that the micropore (5a) is with 0.2 millimeter to 2 millimeters
Hydraulic diameter, the hydraulic diameter preferably with 0.2 millimeter to 0.4 millimeter.
4. the equipment according to one of preceding claims, it is characterised in that the micropore (5a) has at least 0.5 each other
The spacing of millimeter.
5. equipment according to claim 1, it is characterised in that it is described compress conveyer belt (5) by deflection metal or can
The synthetic material of flexure is made.
6. equipment according to claim 1, it is characterised in that at least one water jet (7) is with 30 bars to 80 bars
Pressure operation, preferably run with 60 bars of pressure.
7. the equipment according to one of preceding claims, it is characterised in that along conveying direction in the structured region
(21) upstream and/or downstream are provided with other at least one water jet (11), and at least one water jet in addition is with 10 bars to 25
Bar pressure run and the unstructured upside of the non-woven fabric is reinforced.
8. the equipment according to one of preceding claims, it is characterised in that along conveying direction in the structured region
(21) downstream is provided with other at least one water jet (14), and at least one water jet in addition is transported with 10 bars to 60 bars of pressure
Row, preferably run with 15 bars to 30 bars of pressure, and to being reinforced on the downside of the non-woven fabric.
9. the equipment according to one of preceding claims, it is characterised in that the structured region (21) is along conveying direction
Tilt 1 ° to 10 °.
10. the equipment according to one of preceding claims, it is characterised in that within the structured region (21),
One or more of water jet (7,8) upstream arrangements have damping device (22).
11. the equipment according to one of preceding claims, it is characterised in that along conveying direction in the structured region
(21) upstream arrangement has bracing means (1).
12. the equipment according to one of preceding claims, it is characterised in that along conveying direction in the structured region
(21) upstream arrangement is provided with the rotary drum (13) of pattern.
13. it is used to reinforce fiber and structuring is passed with the method as non-woven fabric, methods described using first circulation
Send band and second circulation conveyer belt, the first circulation conveyer belt and second circulation conveyer belt be arranged as it is at least partly parallel and
And structured region (21) is therefore formed, wherein at least one conveyer belt is configured with the opening (5a) of multiple offer patterns
Conveyer belt (5) is compressed, micropore (5b) is disposed between the opening (5a) of the offer pattern, wherein by water jet described
There is provided in the region of the opening (5a) of pattern and structuring is carried out to the non-woven fabric, and extremely in the region of the micropore
Cavitation is carried out in few 0.2 meter length and point-like is reinforced.
14. according to the method for claim 13, it is characterised in that often to be put down between the opening (5a) of the offer pattern
The mode of square centimetre of 3 to 100 point positions is reinforced to the non-woven fabric.
15. according to the method for claim 13, it is characterised in that the water jet hits institute with 30 bars to 80 bars of pressure
State non-woven fabric, the non-woven fabric is preferably hit with 60 bars of pressure.
16. according to the method for claim 13, it is characterised in that along conveying direction before structuring and point-like are reinforced
And/or afterwards, the unstructured upside of the non-woven fabric is carried out by means of water jet with 10 bars to 25 bars of pressure
Reinforce.
17. the method according to one of claim 13 to 16, it is characterised in that add along conveying direction in structuring and point-like
Gu after, the downside of the non-woven fabric is reinforced with 10 bars to 60 bars of pressure, preferably with 15 bars to 30 bars of pressure
Reinforced.
18. the method according to one of claim 13 to 17, it is characterised in that add along conveying direction in structuring and point-like
Before Gu, the non-woven fabric is soaked.
19. the method according to one of claim 13 to 18, it is characterised in that borrowed in the structured region (21) upstream
Help bracing means (1) and pre-reinforcement is carried out to the non-woven fabric.
20. the method according to one of claim 13 to 18, it is characterised in that borrowed in the structured region (21) upstream
Helping provide the rotary drum (13) of pattern makes the non-woven fabric at least obtain pattern in side.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102015106490.1 | 2015-04-28 | ||
| DE102015106490.1A DE102015106490B3 (en) | 2015-04-28 | 2015-04-28 | Plant and process for the consolidation and structuring of fibers into a nonwoven |
| PCT/EP2016/000319 WO2016173685A1 (en) | 2015-04-28 | 2016-02-24 | System and method for consolidating and structuring fibres into a nonwoven |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107532352A true CN107532352A (en) | 2018-01-02 |
| CN107532352B CN107532352B (en) | 2019-12-27 |
Family
ID=55436062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680024077.XA Active CN107532352B (en) | 2015-04-28 | 2016-02-24 | Method and device for consolidating and structuring fibers into a nonwoven |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP3289131B1 (en) |
| CN (1) | CN107532352B (en) |
| DE (1) | DE102015106490B3 (en) |
| WO (1) | WO2016173685A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108442036A (en) * | 2018-03-19 | 2018-08-24 | 上海棉芙生物科技有限公司 | A kind of manufacture craft of lace facial mask cloth |
| CN113062047A (en) * | 2021-03-30 | 2021-07-02 | 杭州湿法无纺布设备有限公司 | Production process of plain mesh jacquard non-woven fabric |
| CN115142198A (en) * | 2021-03-29 | 2022-10-04 | 安德里茨库斯特斯有限责任公司 | Apparatus and method for consolidating fiber-containing layers to form a nonwoven web |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3450604B1 (en) * | 2017-09-01 | 2023-08-09 | Oskar Dilo Maschinenfabrik KG | Method for forming a profiled, solidified nonwoven fabric product |
| US20220015960A1 (en) * | 2018-11-30 | 2022-01-20 | Kimberly-Clark Worldwide, Inc. | Three-dimensional nonwoven materials and methods of manufacturing thereof |
| EP3715514B1 (en) | 2019-03-25 | 2024-09-25 | Suominen Corporation | A nonwoven fabric and the production thereof |
| EP3715515B1 (en) | 2019-03-25 | 2024-08-28 | Suominen Corporation | A method for preparing a nonwoven web |
| IT202000016972A1 (en) * | 2020-07-13 | 2022-01-13 | Texnology S R L | A WATER JET NEEDLE MACHINE |
| DE102021107902A1 (en) | 2021-03-29 | 2022-09-29 | Andritz Küsters Gmbh | Plant for consolidating at least one wet-laid or dry-laid fiber layer to form a fleece web, with a conveyor that includes a circulating belt with an upper run, on which the at least one fiber layer can be placed and displaced in a production direction |
| DE102021107900B4 (en) * | 2021-03-29 | 2023-02-02 | Andritz Küsters Gmbh | Plant for consolidating layers comprising fibers to form a fleece web |
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| CN115142198A (en) * | 2021-03-29 | 2022-10-04 | 安德里茨库斯特斯有限责任公司 | Apparatus and method for consolidating fiber-containing layers to form a nonwoven web |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107532352B (en) | 2019-12-27 |
| EP3289131A1 (en) | 2018-03-07 |
| DE102015106490B3 (en) | 2016-09-29 |
| EP3289131B1 (en) | 2020-04-01 |
| WO2016173685A1 (en) | 2016-11-03 |
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