CN103300975B - Comb-shaped multi-layered absorption core body and processing method thereof - Google Patents
Comb-shaped multi-layered absorption core body and processing method thereof Download PDFInfo
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- CN103300975B CN103300975B CN201310176982.5A CN201310176982A CN103300975B CN 103300975 B CN103300975 B CN 103300975B CN 201310176982 A CN201310176982 A CN 201310176982A CN 103300975 B CN103300975 B CN 103300975B
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Abstract
The invention provides a comb-shaped multi-layered absorption core body and a processing method thereof. The core body comprises an ultra-thin multi-layered absorption core body and a comb-teeth shaped structure in the core body, each absorption body layer consists of a plurality of absorption body strips which are longitudinally arranged and combined onto a fiber structure layer, intervals are arranged among the absorption body strips, the intervals form a longitudinal comb shaped structure on the absorption core body, the innovative multi-layered core body structure is subjected to special manufacture and processing, and a comb-shaped sandwich absorption unit is obtained. After the multi-layered absorption core body is applied to a paper diaper, the paper diaper is enabled to be lighter and thinner, after the paper diaper absorbs liquid, a U-shaped three-dimensional structure is formed, the close-fitting effect is better, urine is prevented from transversely dispersing towards two sides, the urine is better guided, the urine is enabled to move towards a longitudinal direction and to be absorbed, the possibility of side leakage is reduced, the urine is prevented from seeping from two sides of a leg part, by longitudinally dispersing liquid, the absorption body is fully utilized, the replacement of paper diapers is reduced, and the absorption core body is economic, green and environment-friendly.
Description
Technical field
The present invention relates to the absorbing material in hygienic article, particularly relate to pectination multilayer absorbent core body and processing method.
Background technology
Along with the raising of people's living standard, more comfortable for child's dress, occur by heavy absorbing material to the excessive situation of ultra-thin absorbing material.Because ultrathin products is specifically lighter and thinner, more comfortable feature, therefore more and more welcomed by the people.At present, the ultrathin products on market is multifarious, various in style, still, due to the characteristic of ultra-thin absorptive core itself, therefore has a lot of defects.Such as, adopt conventional technique to cause the easy side leakage of ultrathin products, longitudinal diffusion is simultaneously bad, affect the actual serviceability of this absorptive core, and easily cause baby's erythema, for improving this kind of situation, the present invention adopts a kind of special absorptive core technology to overcome such problem.
Summary of the invention
Diaper for ultra-thin absorptive core in prior art is not next to the skin, and the more conventional easy side leakage of product during use, and the bad problem of longitudinal diffusion, propose a kind of ultra-thin pectination multilayer absorbent core body.
Technical scheme provided by the invention is:
A kind of pectination multilayer absorbent core body, described absorptive core is the multilayer core body structure being connected layer by layer, comprise successively dust-free paper surface layer, at least two-layer absorber layers and dust-free paper bottom, absorber layers is formed by absorber compacting, between two-layer adjacent absorber layers, be folded with fibre structure layer, absorber layers is implanted in the hole of fibre structure layer at the part absorber that is close to fibre structure layer, absorber layers and fibre structure layer are combined into one, and the superiors and undermost absorber layers are respectively on the dust-free paper surface layer and dust-free paper bottom of attached to it, below; The absorber bar that described in every one deck, absorber layers is combined on described fibre structure layer by some longitudinal layouts forms, the distributing position of the absorber bar of each level is identical, between the absorber bar of same level, there is interval apart, make absorber bar form comb teeth-shaped longitudinally.
The multilayer absorbent core body that technique scheme provides, combination layer by layer, connection layer by layer, guaranteeing effectively to absorb urine, when keeping dry and comfortable, reduced the thick and heavy sense of diaper, diaper has been realized frivolous, and absorber layers is combined with fibre structure layer and plants embedding and be integral, make absorber and fibre structure lamination synthesize sandwich structure, for absorber has increased skeleton, effectively prevented diaper inner core-body tomography, work the phenomenon that sticks together; By interval, absorber bar is set, make to form on absorptive core comb teeth-shaped longitudinally, absorber is not added at the interval of absorptive core between broach, and absorber is all contained in other position, and the interval between broach becomes the groove that stops liquid horizontal proliferation, urine is preferentially having the position diffusion absorption of absorber, make liquid longitudinal diffusion, increase the utilization rate of product, thereby reduce the risk of product leakage of urine, also can make product be fully utilized, reduce the frequency of changing simultaneously.
As further improvement, on the basis of technique scheme, described in each, absorber layers consists of three absorber bars, between the absorber bar with layer, forms two described intervals, the width of middle main absorber bar be its both sides side draught acceptor bar width 1.8-2.5 doubly.Between main absorber bar and side draught acceptor bar, form twice interval longitudinally, and every one deck absorber layers all has identical interval, twice position, the planarization that increases core body itself, the main absorber bar mediating absorbs most urines, and the interval between two broach stops urine to both sides horizontal proliferation, make urine walk and be absorbed toward longitudinal direction, the probability that reduces side leakage, is fully utilized product absorber, increases the utilization rate of product, reduce diaper and change, economy.And a small amount of urine of crossing the interval between broach is fully absorbed on side draught acceptor bar, thereby substantially stopped the risk of urine side leakage.
The present invention also provides a kind of processing method of manufacturing above-mentioned multilayer absorbent core body: the method has the absorber processing and forming step that obtains absorber layers, in absorber processing and forming step, comprise the implantation pressing working procedure that obtains a sandwich absorptive unit, described sandwich absorptive unit is implantation, pressing fibre structure layer between two absorber layers, and form the interval between described broach, this implantation pressing working procedure is
First on the first Roller compaction device, carry out the first implantation pressing working procedure, described the first Roller compaction device comprises the first spreading groove with feed opening, absorber material is entered in the first spreading groove and is carried out spreading by the first roller by feed opening, the latter half of the first roller is stretched out from groove, on the outer peripheral face of the latter half of the first roller, be arranged with semi-circular spaced apart the first blend stop in parallel, the first blend stop is parallel to the cross section of the first roller;
It below the first roller, is the fibre structure layer of carrying continuously, the absorber material that drops on the roller position between each first blend stop by spreading on fibre structure layer, form some absorber bars, make to be close on absorber bar in the hole of the implanted fibre structure layer of absorber material of fibre structure layer;
On second Roller compaction device identical with described the first Roller compaction device structure, proceed the second implantation pressing working procedure, the second Roller compaction device has the second spreading groove, second roller and the second blend stop, press the single-sided structure layer obtaining in operation to pass through continuously below second roller the first implantation, on single-sided structure layer, not being combined with one of absorber bar faces up, the second blend stop on single-sided structure layer between each absorber bar interval directly over, absorber material by spreading on the fibre structure layer between each second blend stop, form some absorber bars, make to be close on absorber bar in the hole of the implanted fibre structure layer of absorber material of fibre structure layer, thereby obtain the sandwich absorptive unit of a comb teeth-shaped.
By above-mentioned processing method, can easily absorber layers and fibre structure layer be implanted mutually, pressing, form the sandwich absorptive unit with the interval between longitudinal broach.
Further, in order to obtain the core body of 7 layers of structure, to be applied to baby's of larger month of adaptation diaper, on the basis of above-mentioned processing method, by described first, implant pressing working procedure again and obtain a new described single-sided structure layer, by the new single-sided structure layer phase pressing of acquired described sandwich absorptive unit and this, make the absorber bar on sandwich absorptive unit top layer and the fibre structure layer of single-sided structure layer implant mutually combination, thereby form a Dagwood absorptive unit, the interval location of each level absorber bar is identical.Thereby by an established sandwich absorptive unit and the pressing of a single-sided structure layer phase, add that dust-free paper surface layer and dust-free paper bottom just form the core body of 7 layers of structure.Certainly, this Dagwood absorptive unit can also be again and the pressing of a single-sided structure layer phase, continues to implant the sandwich absorptive unit that is compounded to form more multi-layered time.
Further, for convenience of manufacturing and installing, described the first blend stop and the second blend stop or more blend stops are to form having on the semi-barrel shape blend stop of bar hole, each bar hole is corresponding with absorber bar described in each and width is identical, forms the described blend stop that stops absorber material to pass through between bar hole.
Further, in order to regulate easily the position at the interval between absorptive core upper comb dent, described blend stop is arranged on the first spreading groove and the second spreading groove by bolt, by changing the blend stop just position at the interval of regulation comb between cog and width easily.
Pass through technique scheme, compared with prior art, the beneficial effect that the present invention has is: can guarantee that the virgin class hygienic article of baby is dry and comfortable, on ultra-thin basis, make the absorptive core not discontinue of the virgin class hygienic article of baby, do not rise and stick together, crotch forms U-shaped stereochemical structure after absorbing liquid, better effects if next to the skin, three-dimensional groove interval stops urine to both sides horizontal proliferation, make urine walk and be absorbed toward longitudinal direction, reduce the probability of side leakage, prevent that urine from oozing out from shank both sides, and longitudinal diffusion absorption liquid is fully utilized product absorber, increase the utilization rate of core body, reducing diaper changes, economy, environmental protection.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is described in further detail:
Fig. 1 is the section structure schematic diagram of the embodiment of the present invention 1.
Fig. 2 is that the embodiment of the present invention 1 absorbs liquid structural representation afterwards.
Fig. 3 is the section structure schematic diagram of the embodiment of the present invention 2.
Fig. 4 is the section structure schematic diagram of the embodiment of the present invention 2.
Fig. 5 is the structural representation of the first Roller compaction device.
The specific embodiment
Below with reference to accompanying drawing, the preferred embodiments of the present invention are described.
Embodiment 1: as shown in Figure 1, a kind of pectination multilayer absorbent core body, described absorptive core is 7 layers of core that are connected layer by layer, comprise successively dust-free paper surface layer 31, three layers of absorber layers 32 and dust-free paper bottom 34, absorber layers 32 is formed by absorber compacting, between two-layer adjacent absorber layers 32, be folded with fibre structure layer 33, absorber layers 32 is implanted in the hole of fibre structure layer 33 at the part absorber that is close to fibre structure layer 33, absorber layers 32 and fibre structure layer 33 are combined into one, the superiors and undermost absorber layers 32 are attached to it respectively, on the dust-free paper surface layer 31 and dust-free paper bottom 34 of below.
Specifically, as the dust-free paper surface layer 31 of ground floor and the absorber layers 32 as the second layer, adhere to mutually, the part absorber that is close to the second layer absorber layers 32 of the 3rd layer of fibre structure layer 33 is implanted in the hole of fibre structure layer 33, and the bottom surface of implanting the fibre structure layer 33 of the 3rd layer as the absorber at absorber layers 32 tops of the 4th layer, the absorber of absorber layers 32 bottoms of the 4th layer is implanted the end face as the fibre structure layer 33 of layer 5 simultaneously, the top absorber as the absorber layers 32 of layer 6 has been implanted in the bottom surface of the fibre structure layer 33 of this layer 5, the absorber layers 32 of layer 6 is adhered to mutually with the dust-free paper bottom 34 as layer 7.So just make absorber layers 32 and fibre structure layer 33 be integral in conjunction with planting embedding, make absorber layers 32 and fibre structure layer 33 be pressed into the sandwich structure of two unit, for absorber layers 32 has increased skeleton, particularly, as the absorber layers 32 of the 4th layer, in upper and lower both sides, all implant fibre structure layer 33 especially.The absorber layers 32 of three levels all longitudinally arranges that by three the absorber bar being combined on fibre structure layer 33 forms, the width of middle main absorber bar 321 is 2 times of left and right of side draught acceptor bar 322 width of its both sides, with having interval apart between the main absorber bar 321 of level and both sides absorber bar 322, the distributing position that this interval forms the absorber bar of 35, three levels in interval between two broach longitudinally on absorptive core is identical.The horizontal speed of travel of liquid is lowered at interval 35 between broach to a certain extent, but energy accelerating liquid is the speed of walking longitudinally, thereby guaranteeing effectively to absorb urine, when keeping dry and comfortable, realize the lightening of product, reduce the side leakage of product, increase the effective rate of utilization of this absorptive core simultaneously, effectively prevented absorptive core tomography, work the phenomenon that sticks together, can not push baby's crotch, allow baby dress comfortable, fit, movable convenient, free.
Shown in Fig. 2 is the absorptive core cross-sectional structure schematic diagram after urine is soaked, this absorptive core has absorbed the absorber layers 32 of the superiors after liquid and after being soaked by urine, has swollen more, surface just becomes by original formation state the spaced waved pattern state 36 of being with, this state is be there is no absorber layers and caused by the interval 35 between broach, and the interval 35 between twice broach stops urine to side draught acceptor bar 322 infiltrations of both sides.This interval 35 is when child wears, can form smoothly a U-shaped structure, make to be through child more next to the skin with it, also can reduce the risk of side leakage simultaneously, because this interval 35 is structures longitudinally, after making this absorptive core absorb liquid, horizontal proliferation speed slows down, can reduce the risk of liquid side leakage, effectively prevent that urine from oozing out from shank both sides, and after the interval 35 of contrary formation, liquid is by the past longitudinal diffusion rapidly of this groove, diffusion before and after, can make like this dry and comfortable better of intermediate absorption position, can increase the utilization rate of this absorptive core simultaneously.
A kind of processing method that obtains the present embodiment absorptive core, there is the absorber processing and forming step that obtains absorber layers, it is on the basis of traditional diamond-making technique, innovation ground has increased the implantation pressing working procedure that obtains sandwich absorptive unit again, described sandwich absorptive unit is implantation, pressing fibre structure layer 33 between two absorber layers 32, and form the interval 35 between described broach, this implantation pressing working procedure is:
First on the first Roller compaction device 4, carry out the first implantation pressing working procedure, as shown in Figure 5, described the first Roller compaction device 4 comprises the first spreading groove 41 with feed opening 42, the first spreading groove 41 is rectangular channel shape, above the first spreading groove 41, be provided with integratedly the feed opening 42 of bucket shape, rotatable major axis shape the first roller 43 is installed in the first spreading groove 41, the centrage of the first roller 43 is parallel to the length direction of the first spreading groove 41, the latter half of the first roller 43 is stretched out from groove, on the outer peripheral face of the latter half of the first roller 43, be arranged with semi-circular spaced apart the first blend stop 441 in parallel, the first blend stop 441 is parallel to the cross section of the first roller 43.
Absorber material is entered in the first spreading groove 41 and is carried out spreading by the first roller 43 by feed opening 42, it below the first roller 43, is the fibre structure layer 33 of carrying continuously, the absorber material that drops on the roller position between each first blend stop 441 by spreading on fibre structure layer 33, form some absorber bars, make to be close on absorber bar in the hole of the implanted fibre structure layer 33 of absorber material of fibre structure layer 33; For convenience of manufacturing and installing, the first blend stop 441 is to have formation on the semi-barrel shape blend stop 44 of bar hole 442, each bar hole 442 is corresponding with absorber bar described in each and width is identical, forms the first blend stop 441 that stops absorber material to pass through between bar hole 442.In order to regulate easily the position blend stop 44 at the interval between absorptive core upper comb dent to be arranged on the first spreading groove 41 by bolt 45, by changing the blend stop 44 just position at the interval of regulation comb between cog and width easily.
On second Roller compaction device identical with described the first Roller compaction device 4 structures, proceed the second implantation pressing working procedure, the second Roller compaction device has the second spreading groove, second roller and the second blend stop, press the single-sided structure layer obtaining in operation to pass through continuously below second roller the first implantation, on single-sided structure layer, not being combined with one of absorber bar faces up, the second blend stop on single-sided structure layer between each absorber bar interval directly over, the distributing position at the interval between the absorber bar that makes each level and broach is identical, absorber material by spreading on the fibre structure layer between each second blend stop, form some absorber bars, make to be close on absorber bar in the hole of the implanted fibre structure layer of absorber material of fibre structure layer.Like this, just easily absorber layers and fibre structure layer are implanted mutually, pressing, formation is with the sandwich absorptive unit of longitudinal separation.
By aforementioned manufacturing procedure, on an acquired described sandwich absorptive unit, continue to implant single-sided structure layer of pressing, it is by first described in aforementioned processing method, to implant pressing working procedure again to obtain a new described single-sided structure layer, by the new single-sided structure layer phase pressing of acquired described sandwich absorptive unit and this, make the absorber bar on sandwich absorptive unit top layer and the fibre structure layer of single-sided structure layer implant mutually combination, thereby form a Dagwood absorptive unit, the interval location of each level absorber bar is identical.Thereby by an established sandwich absorptive unit and the pressing of a single-sided structure layer phase, add that dust-free paper surface layer and dust-free paper bottom just form the core body of 7 layers of structure.
Embodiment 2: as shown in Figure 3 and Figure 4, a kind of pectination multilayer absorbent core body, described absorptive core is 5 layers of core that are connected layer by layer, comprise successively dust-free paper surface layer 31, two-layer absorber layers 32 and dust-free paper bottom 34, absorber layers 32 is formed by absorber compacting, between two-layer absorber layers 32, be folded with fibre structure layer 33, the structure of absorptive core building block, position and annexation are each other identical with embodiment 1, difference is to only have two-layer absorber layers 32 and one deck fibre structure layer 33, only has a sandwich absorptive unit.The combination layer by layer of the absorptive core of 5 layers of structure, connect layer by layer, these 5 layers of cores comprise dust-free paper surface layer 31, two-layer absorber layers 32 and dust-free paper bottom 34, between absorber layers described in two 32, be folded with fibre structure layer 33, in absorber layers 32, implant in the hole of fibre structure layer 34 with the mutually adjacent part absorber contacting of fibre structure layer 34, absorber layers 32 and fibre structure layer 33 are combined into one, and described in two, absorber layers 32 is respectively on the dust-free paper surface layer 31 and dust-free paper bottom 34 of attached to it, below.Equally, absorber layers 32 also longitudinally arranges that by three the absorber bar being combined on fibre structure layer 33 forms, the width of middle main absorber bar 321 is 2 times of left and right of side draught acceptor bar 322 width of its both sides, between main absorber bar 321 and both sides absorber bar 322, there is interval apart, this interval forms two intervals between broach 35 longitudinally on absorptive core, the effect at the interval 35 between broach is identical with embodiment 1, just the absorptive core in embodiment 2 only has a sandwich absorptive unit, is more suitable for baby's dress in less month.Certainly, absorber layers 32 also can consist of five absorber bars, and middle main absorbing strip width is the widest, form a U-shaped structure, and main absorbing strip both sides increase respectively an interval again, as auxiliary blocking solution interval, thereby form the interval 35 between four road broach.Interval 35 between broach is lowered to a certain extent liquid and is laterally walked speed, but the speed that energy accelerating liquid is longitudinally walked, thereby guaranteeing effectively to absorb urine, when keeping dry and comfortable, realize the lightening of product, reduce the side leakage of product, increase the effective rate of utilization of this absorptive core simultaneously, effectively prevented absorptive core tomography, work the phenomenon that sticks together, can not push baby's crotch, allow baby dress comfortable, fit, movable convenient, free.
The processing method of 5 layers of structure absorptive core of the present embodiment, on the basis of traditional diamond-making technique, the implantation pressing working procedure that has comprised the acquisition sandwich absorptive unit of innovation, this operation is identical with the method that obtains a longitudinal comb teeth-shaped sandwich absorptive unit in embodiment 1, does not repeat them here.
These are only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (4)
1. the processing method of a pectination multilayer absorbent core body, the absorptive core obtaining is the multilayer core body structure being connected layer by layer, comprise successively dust-free paper surface layer, at least two-layer absorber layers and dust-free paper bottom, absorber layers is formed by absorber compacting, between two-layer adjacent absorber layers, be folded with fibre structure layer, absorber layers is implanted in the hole of fibre structure layer at the part absorber that is close to fibre structure layer, absorber layers and fibre structure layer are combined into one, the superiors and undermost absorber layers are attached to it respectively, on the dust-free paper surface layer and dust-free paper bottom of below, the absorber bar that described in every one deck, absorber layers is combined on described fibre structure layer by some longitudinal layouts forms, the distributing position of the absorber bar of each level is identical, between the absorber bar of same level, there is interval apart, make absorber bar form comb teeth-shaped longitudinally, described processing method has the absorber processing and forming step that obtains absorber layers, it is characterized in that:
In absorber processing and forming step, comprise the implantation pressing working procedure that obtains a sandwich absorptive unit, described sandwich absorptive unit be between two absorber layers, implant, pressing fibre structure layer, and form described comb teeth-shaped, this implantation pressing working procedure is,
First on the first Roller compaction device, carry out the first implantation pressing working procedure, described the first Roller compaction device comprises the first spreading groove with feed opening, absorber material is entered in the first spreading groove and is carried out spreading by the first roller by feed opening, the latter half of the first roller is stretched out from groove, on the outer peripheral face of the latter half of the first roller, be arranged with semi-circular spaced apart the first blend stop in parallel, semi-circular the first blend stop is parallel to the cross section of the first roller;
It below the first roller, is the fibre structure layer of carrying continuously, the absorber material that drops on the roller position between each semi-circular first blend stop by spreading on fibre structure layer, form some absorber bars, make to be close on absorber bar in the hole of the implanted fibre structure layer of absorber material of fibre structure layer;
On second Roller compaction device identical with described the first Roller compaction device structure, proceed the second implantation pressing working procedure, the second Roller compaction device has the second spreading groove, second roller and semi-circular the second blend stop, the single-sided structure layer obtaining in the first implantation pressing working procedure is passed through continuously below second roller, on single-sided structure layer, not being combined with one of absorber bar faces up, semi-circular the second blend stop on single-sided structure layer between each absorber bar interval directly over, absorber material by spreading on the fibre structure layer between each semi-circular second blend stop, form some absorber bars, make to be close on absorber bar in the hole of the implanted fibre structure layer of absorber material of fibre structure layer, thereby obtain the sandwich absorptive unit of a comb teeth-shaped.
2. the processing method of pectination multilayer absorbent core body according to claim 1, it is characterized in that: by described first, implant pressing working procedure again and obtain a new described single-sided structure layer, by the new single-sided structure layer phase pressing of acquired described sandwich absorptive unit and this, make the absorber bar on sandwich absorptive unit top layer and the fibre structure layer of single-sided structure layer implant mutually combination, thereby form a Dagwood absorptive unit, the interval location of each level absorber bar is identical.
3. the processing method of pectination multilayer absorbent core body according to claim 1 and 2, it is characterized in that: described semi-circular the first blend stop and semi-circular the second blend stop are respectively to form having on the semi-barrel shape blend stop of bar hole, each bar hole is corresponding with absorber bar described in each and width is identical, forms described semi-circular the first blend stop and semi-circular the second blend stop that stops absorber material to pass through between bar hole.
4. the processing method of pectination multilayer absorbent core body according to claim 3, is characterized in that: described semi-barrel shape blend stop is arranged on the first spreading groove and the second spreading groove by bolt respectively.
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| CN105266975B (en) * | 2015-11-25 | 2018-12-07 | 天津市中科健新材料技术有限公司 | A kind of preparation method of absorbent sanitary product composite absorbent paper |
| CN108720999A (en) * | 2017-04-24 | 2018-11-02 | 北京爸爸的选择科技有限公司 | Paper diaper absorptive core and preparation method thereof |
| CN107468425A (en) * | 2017-08-08 | 2017-12-15 | 百润(中国)有限公司 | A kind of high-selenium corn high diffusivity absorbent article and preparation method thereof |
| CN111801075B (en) * | 2018-02-28 | 2023-01-31 | 金佰利（中国）有限公司 | Multi-layer absorbent core and method of making same |
| CN112618170A (en) * | 2020-12-30 | 2021-04-09 | 福建恒安集团有限公司 | Multilayer core and preparation method thereof |
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| SE508244C2 (en) * | 1994-02-24 | 1998-09-21 | Moelnlycke Ab | Absorption body and apparatus for making such an absorption body |
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| CN101491472B (en) * | 2008-01-25 | 2013-06-26 | 覃叙钧 | Absorber capable of processing human excrement and manufacture method thereof |
| CN203244508U (en) * | 2013-05-14 | 2013-10-23 | 百润(中国)有限公司 | Comb-shaped multi-layer absorbing core |
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Denomination of invention: Comb like multilayer absorbing core and its processing method Effective date of registration: 20201217 Granted publication date: 20141029 Pledgee: Industrial Bank Limited by Share Ltd. Huian branch Pledgor: BARON (CHINA) Co.,Ltd. Registration number: Y2020350000142 |