CN106137557A - Absorbent commodity core body and processing technology thereof - Google Patents
Absorbent commodity core body and processing technology thereof Download PDFInfo
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- CN106137557A CN106137557A CN201610699139.9A CN201610699139A CN106137557A CN 106137557 A CN106137557 A CN 106137557A CN 201610699139 A CN201610699139 A CN 201610699139A CN 106137557 A CN106137557 A CN 106137557A
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- China
- Prior art keywords
- sap
- integument
- core body
- core
- absorbent
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F13/539—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/15577—Apparatus or processes for manufacturing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F13/539—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers
- A61F2013/53908—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers with adhesive
- A61F2013/53925—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers with adhesive with intermittent pattern, e.g. spots
Abstract
The invention discloses a kind of absorbent commodity core body, including upper integument, absorbent central layer, lower integument and for making the adhesive-layer that each layer bonds, described absorbent central layer includes intermediate fibrous layers, intermediate fibrous layers upper surface and described on the first absorbent core layer between integument, the second absorbent core layer between intermediate fibrous layers lower surface and described lower integument, described first absorbent core layer includes along some groups of the first absorptive cores that absorbent commodity core body width is spaced apart, described second absorbed layer includes along some groups of the second absorptive cores that described absorbent commodity core body width is spaced apart, the length of each group of the first absorptive core and the second absorptive core all length with described absorbent commodity core body matches.Also disclosing the processing technology of a kind of absorbent commodity core body, including the conveying of lower integument uncoiling, the SAP granule of the second absorptive core persistently sprays, the second viscose glue body continues glue spraying, intermediate fibrous layers is compound, upper integument compound working procedure.
Description
Technical field
The present invention relates to hygiene article sector, particularly relate to a kind of absorbent commodity core body and processing technology thereof.
Background technology
Diaper is a kind of conventional hygienic article.In general, diaper is made up of three major parts: Surface coating
Layer, absorptive core and base fabric.Surface coating layer is referred to as clad or water penetration top layer, and clad is close to the body of user
Body, it is possible to promote urine rapid osmotic effectively prevention to bleed back, make urine pants top layer keep dry and comfortable.Paper urine on domestic market
The clad of trousers is substantially non-woven fabrics surface layer, and Breathable nonwoven can promote the ventilative degree within urine pants, and steam can flow
Passing to beyond urine pants, discharge dampness and steam in time, effectively reduce the chance that diaper rash occurs, soft comfortable does not stimulate skin.Inhale
Receiving core body and be referred to as absorbent central layer or absorber, the Main Function of absorptive core is can to capture and quickly absorb urine
Liquid, dispersion urine maybe can be diffused into it in whole sandwich layer by capillarity, final absorption also storage of urine.Absorptive core one
As include the integument set gradually from the bottom to top, lower adhesive layer, absorbent central layer, upper adhesive layer and upper integument.Base fabric,
Being the outermost structure of diaper, have impermeability, the moisture being possible to prevent in absorptive core oozes out, therefore the most not
Water penetration bottom.
Existing absorbent core layer include intermediate fibrous layers, intermediate fibrous layers upper surface and described between integument
First absorbent core layer, the second absorbent core layer between intermediate fibrous layers lower surface and described lower integument.First absorbent cores
Layer and the second absorbent core layer are hydroscopic high-molecular resin granule, and they are covered with on intermediate fibrous layers.When glue spraying, use full
The mode of spray is overlying in the first absorbent core layer and the second absorbent core layer, the most again with lower integument, upper integument is passed through viscose glue body
Bond with absorbent core layer.This structure has the disadvantage that one, completely spray glue spraying mode wastes glue amount, causes product glue abnormal smells from the patient big,
Reduce user experience and satisfaction；Two, hydroscopic high-molecular resin spills on intermediate fibrous layers, is distributed more scattered and adhesive
Body does not reaches the effect quickly absorbing liquid after hiding, urine catheterization speed is slow, absorbs diffusibility slow；Three, add and be fabricated to
This.To sum up, how the suction that a kind of absorbability is good, diffusibility fast, improve the dry and comfortable degree on the water penetration top layer of absorbent commodity is provided
The property received article core body and processing technology thereof become problem in urgent need to solve.
Summary of the invention
For above-mentioned the deficiencies in the prior art, the technical problem to be solved is: providing one only needs letter
Single structure changing adhesive-layer and glue spraying operation can make the water absorption of product more preferably, diffusion faster, reduce glue spraying amount
Absorbent commodity core body and processing technology thereof.
For solving above-mentioned technical problem, the technical scheme that the present invention takes is: provide a kind of absorbent commodity core body,
Including upper integument, absorbent central layer, lower integument and for the adhesive-layer making each layer bond, described absorbent central layer includes
Intermediate fibrous layers, intermediate fibrous layers upper surface and described on the first absorbent core layer between integument, be positioned at median fiber
The second absorbent core layer between layer lower surface and described lower integument, described first absorbent core layer includes along described absorbent commodity
Some groups of the first absorptive cores that core body width is spaced apart, described second absorbed layer includes along described absorbent commodity core
Some groups of the second absorptive cores that body width is spaced apart, each group of the first absorptive core and the length of the second absorptive core
All length with described absorbent commodity core body matches.
Further, described adhesive-layer includes gluing with described some groups of the first absorbent core layer the most some groups first
Colloid, each group of the first viscose glue body bag holds together one group of first viscose glue body of correspondence so that intermediate fibrous layers can by this first
Viscose glue body is bonding with upper integument；Described adhesive-layer also includes and the most some groups of described some groups of the second absorbent core layer
Second viscose glue body, each group of the second viscose glue body bag holds together one group of first viscose glue body of correspondence, so that intermediate fibrous layers can pass through
This second viscose glue body is bonding with lower integument.
Further, described first viscose glue body is in the spiral shape matched with described first absorbent core layer length.
Further, described second viscose glue body is in the spiral shape matched with described second absorbent core layer length.
Further, each group of the second absorptive core is staggeredly arranged with corresponding first group of first absorptive core.
Further, described each group of the first absorptive core and each group of the second absorptive core are inhaled by some macromolecules
Water-resin granule forms, and the hydroscopic high-molecular resin of described first absorbent core layer accounts for the first absorbent core layer and the second absorbent core layer
The 40～50% of hydroscopic high-molecular resin weight sum total.
Further, described intermediate fibrous layers uses PP, PET material to make.
Further, described upper integument and/or lower integument are imitative bonded non-woven fabrics.
For solving above-mentioned technical problem, another technical scheme that the present invention takes is: provide a kind of absorbent commodity core
The processing technology of body, it is characterised in that include following operation:
The first step, lower integument uncoiling conveying operation: utilize conveyer device to make after lower integument finished product is involved in row uncoiling
Lower integument persistently moves forward to the direction of the 2nd SAP spraying particles device；
Second step, the SAP granule of the second absorptive core persistently spray operation: described 2nd SAP spraying particles device has multiple
The upper surface of the 2nd downward integument of SAP spray nozzle being set up in parallel along lower integument width persistently sprays SAP granule, with
Formed along described absorbent commodity width the 2nd SAP core body spaced apart, the length of each group of the 2nd SAP core body with under
Integument length matches；After lower integument has sprayed the SAP granule of the 2nd SAP core body, lower integument continue to by
Persistently it is fed forward, carries out glue spraying with conveying at the first glue-spraying device；
3rd step, the second viscose glue body continue glue spraying operation: during making lower integument persistently move forward, utilize the second spray
The upper surface of multiple downward integuments of second nozzle being set up in parallel along the width of lower integument of adhesive dispenser circles round
Sports glue-spraying；On the width of lower integument, described second glue-spraying device position and second nozzle be set position is set
Put corresponding, the quantity of the quantity of described second nozzle and position and described 2nd SAP spray nozzle and position all with corresponding, from
And formed and have and the most groups of the described 2nd SAP core body the second viscose glue body in snail banding, each group the
Two viscose glue body bags hold together on one group of the 2nd corresponding SAP core body, and the part being positioned at outside the 2nd SAP core body both sides is fine with centre with making
Dimension layer and lower integument viscose glue, the part being positioned on the 2nd SAP core body is for pinning the 2nd SAP core body and making the 2nd SAP core
Body is bonding with lower integument；
4th step, intermediate fibrous layers compound working procedure: utilize the first set composite that intermediate fibrous layers is compound in the upper of lower integument
Surface, utilizes conveyer device to make intermediate fibrous layers persistently move to the direction of the first set composite, by this first set composite
Being compound on lower integument by loft non-woven cloth, thus form the first composite bed, this first composite bed is sandwiched between described second
Absorbent core layer, the upper surface of the first composite bed is then the upper surface of intermediate fibrous layers；
5th step, upper integument compound working procedure, this operation includes following sub-operation:
1) upper integument uncoiling carries sub-operation: utilize conveyer device to make upper bag after upper integument finished product is involved in row uncoiling
Covering layer persistently moves forward to the direction of the first set composite；In this operation, integument on finished product is installed on installation axle, logical
Cross and persistently move at the free end of integument the second set composite forwards in conveyer device drive；
2) the SAP granule of the first absorptive core persistently sprays sub-operation: a described SAP spraying particles device has multiple along upper
The SAP spray nozzle that integument width is set up in parallel, utilizes a described SAP spray nozzle being combined towards upper integument
SAP granule is persistently sprayed in face, spaced apart along described absorbent commodity width to form some groups in above-described embodiment
A SAP core body；
3) the first viscose glue body continues the sub-operation of glue spraying: persistently move forward making the upper integument being sprayed with a SAP core body
During, utilize the multiple first jet being set up in parallel along the width of upper integument upwards integuments of the first glue-spraying device
Composite surface carry out circumnutation glue spraying, in the direction of the width, described first jet position and a described SAP granule are set
It is corresponding that oneth SAP spray nozzle of flusher arranges position, the quantity phase of the quantity of first jet and a described SAP spray nozzle
With, thus formed and have and the most groups of the described SAP core body the first viscose glue body in snail banding, each
Organize the first viscose glue body bag to hold together on a SAP core body, the part being positioned at outside SAP core body both sides with make with intermediate fibrous layers and
Upper integument viscose glue, the part being positioned on a SAP core body for pin a SAP core body and make a SAP core body with
Integument is bonding；
4) compound sub-operation: utilize the second set composite that upper integument is compound in the upper surface of the first composite bed, thus formed
Absorptive core
6th step, product cut operation；
7th step, product rolling.
Further, a SAP spray nozzle of a described SAP spraying particles device is at the width of absorbent commodity core body
Direction is staggeredly arranged.
The absorbent commodity core body of the present invention and processing technology thereof, adhesive-layer uses snail banding glue spraying mode, with
The mode of full spray is compared, and has the advantages that one, reduces glue spraying area, saves viscose glue consumption, in equal viscose glue amount
In the case of, use the manner glue spraying can bond more products, save production cost；Two, adhesive-layer is sprayed more
Uniformly, urine evenly can infiltrate into absorbent central layer, penetrates into absorbent central layer again after being unlikely to focus on certain, from
And reduce diffusion and the infiltration rate of absorbent central layer；Three, minimizing is pointed to the upper strata high score of absorbent central layer upper surface
Blocking of sub-water-absorbing resin, increases upper strata hydroscopic high-molecular resin and the infiltration rate of loft non-woven cloth and diffusion, product
Dry-ness it is guaranteed.Have employed non-woven fabrics as wrapper material, greatly reduce core thickness, improving product comfortable
Property；Four, making some groups of SAP core bodys and the 2nd SAP core body the most spaced apart, the SAP core body being positioned at upper strata can be fast
The pinning urine of speed, it addition, during the clearance space between a spaced SAP core body can make urine penetrate into faster
Between fibrous layer, under intermediate fibrous layers guide functions, penetrate into faster and be positioned on the 2nd SAP core body below this clearance space, the
Two SAP core bodys quickly pin urine, add the diffusibility of urine, prevent urine reverse osmosis.Oneth SAP core body and the 2nd SAP core
Body division of labor definite functions, even if the 2nd SAP core body of lower floor has urine reverse osmosis, also can be locked by the SAP core body being positioned at upper strata
Live, it is ensured that upper integument dry-ness, and then ensure to include absorbent commodity surface dry-ness of this core body, bring user
More comfortable impression and experience, make product more pro-skin.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing skill
In art description, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to
These accompanying drawings obtain other accompanying drawing.
Fig. 1 is the bowing to perspective view of absorbent commodity core body one embodiment of the present invention.
Fig. 2 is the sectional drawing of Fig. 1.
Fig. 3 is the production process charts of absorbent commodity core body of the present invention.
Fig. 4 is the structural representation of diaper one embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Seeing Fig. 1 and Fig. 2, the absorbent commodity of the present invention is diaper, and the absorbent commodity core body of the present embodiment is then
Diaper core body.In other examples, described absorbent commodity can also is that sanitary towel etc..
Described absorbent commodity core body includes integument 10, absorbent central layer 12, lower integument 14 and each for making
Layer bonding adhesive-layer 16, described absorbent central layer 12 include intermediate fibrous layers 121, be positioned at intermediate fibrous layers 121 upper surface with
The first absorbent core layer between described upper integument 10, between intermediate fibrous layers 121 lower surface and described lower integument 14
The second absorbent core layer, described first absorbent core layer includes along spaced apart some of described absorbent commodity core body width
Organize the first absorptive core 123, if described second absorbed layer includes spaced apart along described absorbent commodity core body width
Dry group the second absorptive core 125, the length of each group of the first absorptive core 123 and the second absorptive core 125 all with described absorption
The length of property article core body matches.
In the present embodiment, described first absorptive core 123 and the second absorptive core 125 are by some hydroscopic high-molecular resins
Granule forms.Hereinafter the first absorptive core 123 is referred to as a SAP core body 123, the second absorptive core 125 is referred to as the 2nd SAP
Core body 125.
Described 2nd SAP core body 125 between intermediate fibrous layers 121 and lower integument 14, described 2nd SAP core body
125 all corresponding to a SAP core body 123 towards, length, difference is, each group of the 2nd SAP core body 125 is with adjacent
One group of the oneth SAP core body 123 between be staggeredly arranged, that is, first group of the 2nd SAP core body 125 and corresponding two groups of SAP
Space between core body 123 is overlapping, if a SAP core body 123 and the 2nd SAP core body 125 being placed on same plane, then every
There is one group of the 2nd SAP core body 125, in other words at every two groups adjacent second between two groups of adjacent SAP core bodys 123
There is between SAP core body 125 one group of the oneth SAP core body 123.
Make a SAP core body 123 be staggeredly arranged with the 2nd SAP core body 125 to be advantageous in that: some groups of SAP core bodys
123 can quickly pin urine, it addition, the clearance space between a spaced SAP core body 123 can make urine more
Fast penetrates into intermediate fibrous layers 121, under intermediate fibrous layers 121 guide functions, penetrates into faster and is positioned at below this clearance space
The 2nd SAP core body 125 on, the 2nd SAP core body 125 quickly pins urine, adds the diffusibility of urine, prevents urine anti-
Ooze.Oneth SAP core body 123 and the 2nd SAP core body 125 are divided the work definite functions, even if the 2nd SAP core body 125 of lower floor has urine
Reverse osmosis, also can be pinned by the SAP core body 123 being positioned at upper strata, it is ensured that above integument 10 is dry-ness, and then ensures to include
The absorbent commodity surface of this core body dry-ness, brings the more comfortable impression of user and experience, makes product more pro-skin.
As one, preferably or optionally, the hydroscopic high-molecular resin of described first absorbent core layer accounts for the first absorbent core layer
With the hydroscopic high-molecular resin weight sum total of the second absorbent core layer 40～50%.Ratio shared by the SAP core body 123 of upper strata the oneth
The slightly less than ratio shared by lower floor the 2nd SAP core body 125 hydroscopic high-molecular resin, its main purpose is upper strata the oneth SAP core body
123 primarily serve the function that logical fluidity is strong, diffusibility is high, and lower floor the 2nd SAP core primarily serves that water absorption is high, water holding capacity is strong
Function, therefore lower floor's hydroscopic high-molecular resin proportion is higher.
In the present embodiment, described adhesive-layer 16 includes and the most some groups of described some groups of the first absorbent core layer
One viscose glue body 161, each group of the first viscose glue body 161 bag holds together one group of first corresponding viscose glue body 161, so that intermediate fibrous layers
121 can be bonding with upper integument 10 by this first viscose glue body 161.Specifically, described first viscose glue body 161 groups of numbers, positions
All corresponding with the group number of a described SAP core body 123, position.Described first viscose glue body 161 helically banding, spiral shape
The first viscose glue body 161 hold together from the both sides of a SAP core body 123 bag, but the most completely obscured SAP core body 123, with tradition
Full spray mode compare, the first viscose glue body 161 covers part the oneth SAP core body 123 except self band-like portions, and first
The part that SAP core body 123 is positioned at outside spiral shape all can play well water suction, lock water effect.First viscose glue body 161 is positioned at
Part outside oneth SAP core body 123 both sides can live in integument 10 and intermediate fibrous layers 121 by viscose glue, and is positioned at a SAP core
Part on body 123, it is possible to pin more SAP granule, strengthens the intensity of a SAP core body 123, and then increases by the first absorption
The intensity of sandwich layer, prevents SAP granule from running helter-skelter and moving.
Described adhesive-layer 16 also includes and the most some groups of the second viscose glue bodies of described some groups of the second absorbent core layer
163, each group of the second viscose glue body 163 bag holds together one group of first corresponding viscose glue body 161, so that intermediate fibrous layers 121 can lead to
Cross this second viscose glue body 163 bonding with lower integument 14.Specifically, described second viscose glue body 163 groups of numbers, positions are all with described
The group number of two SAP core bodys 125, position are corresponding.Described second viscose glue body 163 helically banding, the second of snail banding
Viscose glue body 163 holds together from the both sides of the 2nd SAP core body 125 bag, but the most completely obscured 2nd SAP core body 125, with traditional full spray
Mode is compared, and the second viscose glue body 163 covers part the 2nd SAP core body 125 except self band-like portions, and the 2nd SAP core body
125 parts being positioned at outside spiral shape all can play well water suction, lock water effect.Second viscose glue body 163 is positioned at the 2nd SAP
Part outside core body 125 both sides can live in integument 10 and intermediate fibrous layers 121 by viscose glue, and is positioned on the 2nd SAP core body 125
Part, it is possible to pin more SAP granule, strengthen the intensity of the 2nd SAP core body 125, and then increase by the second absorbent core layer
Intensity, prevents SAP granule from running helter-skelter and moving.
Described intermediate fibrous layers 121 can use PP(Polypropylene), PET(Polyester) etc. there is water conservancy diversion merit
The material of energy is made.
In order to make absorbent commodity core body more frivolous, in the present embodiment, described upper integument 10 is first to imitate bonded non-woven fabrics,
Described lower integument 14 is second to imitate bonded non-woven fabrics.So, it is possible to reduce the thickness of absorbent commodity core body, promote absorptive core
Flexibility and absorbability.Intelligible, in other examples, described upper integument 10 and/or lower integument 14 also may be used
Any one of directly using such as dust-free paper etc. existing can be as upper integument 10, the material of lower integument 14.
The absorbent commodity core body of the present invention, adhesive-layer 16 uses snail banding glue spraying mode, with the mode of full spray
Compare, have the advantages that one, reduce glue spraying area, save viscose glue consumption, in the case of equal viscose glue amount, adopt
More products can be bonded by the manner glue spraying, save production cost；Two, adhesive-layer 16 is sprayed evenly, urine
Liquid can evenly infiltrate into absorbent central layer 12, penetrates into absorbent central layer 12 after being unlikely to focus on certain again, thus
Reduce diffusion and the infiltration rate of absorbent central layer 12；Three, minimizing is pointed to the upper floor height of absorbent central layer 12 upper surface
Blocking of molecule water-absorbing resin, increases upper strata hydroscopic high-molecular resin and the infiltration rate of loft non-woven cloth and diffusion, produces
Product are dry-ness to be guaranteed.Have employed non-woven fabrics as wrapper material, greatly reduce core thickness, improving product comfortable
Property；Four, make some groups of SAP core bodys 123 and the 2nd SAP core body 125 the most spaced apart, be positioned at a SAP core body on upper strata
123 can quickly pin urine, it addition, the clearance space between a spaced SAP core body 123 can make urine more
Fast penetrates into intermediate fibrous layers 121, under intermediate fibrous layers 121 guide functions, penetrates into faster and is positioned at below this clearance space
The 2nd SAP core body 125 on, the 2nd SAP core body 125 quickly pins urine, adds the diffusibility of urine, prevents urine anti-
Ooze.Oneth SAP core body 123 and the 2nd SAP core body 125 are divided the work definite functions, even if the 2nd SAP core body 125 of lower floor has urine
Reverse osmosis, also can be pinned by the SAP core body 123 being positioned at upper strata, it is ensured that above integument 10 is dry-ness, and then ensures to include
The absorbent commodity surface of this core body dry-ness, brings the more comfortable impression of user and experience, makes product more pro-skin.
Refer to the production process charts that Fig. 3, Fig. 3 are the absorbent commodity core bodys of the present invention.In the present embodiment, absorbability thing
The manufacturing procedure of product core body comprises the following steps:
The first step, lower integument 14 finished product volume uncoiling conveying operation, utilizes after lower integument 14 finished product involves in row uncoiling
Conveyer device makes lower integument 14 persistently move forward to the direction of the 2nd SAP spraying particles device；
In this operation, integument under finished product 14 is installed on the first installation axle, drives lower integument 14 by conveyer device
Free end the 2nd SAP spraying particles device 201 forwards moves.
Second step, the SAP granule of the second absorptive core 125 persistently spray operation:
Being positioned at the 2nd SAP spraying particles device 201, described lower integument 14 is continued horizontal forward movement by conveyer device,
In order to prevent SAP in course of conveying from dropping from lower integument 14.
Specifically, described 2nd SAP spraying particles device 201 has and multiple is set up in parallel along lower integument 14 width
The upper surface of the 2nd downward integument of SAP spray nozzle 14 persistently spray SAP granule, to form some groups in above-described embodiment
Along described absorbent commodity width (the alternatively referred to as width along lower integument 14, the width along absorbent central layer 12
Direction etc.) the 2nd SAP core body 125 spaced apart.So, conveyer device is persistently fed forward lower integument 14, instantly wraps up
Layer 14 conveying is complete, and the upper surface of whole lower integument 14 is all sprayed the 2nd SAP matched with lower integument 14 length
Core body 125.
After having sprayed the SAP granule of the 2nd SAP core body 125 on lower integument 14, lower integument 14 continues to be held
Continue and be fed forward, carry out glue spraying with conveying at the first glue-spraying device.
3rd step, the second lasting glue spraying operation of viscose glue body 163:
In the present embodiment, during making lower integument 14 persistently move forward, utilize multiple edges of the second glue-spraying device 202
The upper surface of the downward integument of second nozzle 14 that the width of lower integument 14 is set up in parallel carries out circumnutation glue spraying.?
On the width of lower integument 14, described second glue-spraying device 202 arrange position and second nozzle to arrange position corresponding,
The quantity of the quantity of described second nozzle and position and described 2nd SAP spray nozzle and position are all with corresponding, thus are formed
Have and more than 125 groups of the described 2nd SAP core body the second viscose glue body 163 in snail banding, each group
Two viscose glue body 163 bags hold together on the 2nd SAP core body 125, and the part being positioned at outside the 2nd SAP core body 125 both sides is fine with centre with making
Dimension layer 121 and lower integument 14 viscose glue, the part being positioned on the 2nd SAP core body 125 for pin the 2nd SAP core body 125 and
Make the 2nd SAP core body 125 bonding with lower integument 14.
The plurality of second nozzle is set up in parallel along the width of lower integument 14, and described second nozzle is towards lower parcel
The upper surface of layer 14, when integument 14 is moved at this instantly, the plurality of second nozzle with circumnutation mode glue spraying, with
Make the second viscose glue body 163 in snail banding.
4th step, intermediate fibrous layers 121 compound working procedure；
In the present embodiment, described intermediate fibrous layers 121 is loft non-woven cloth.The first set composite is utilized to be combined by loft non-woven cloth
In the upper surface of lower integument 14, conveyer device is utilized to make loft non-woven cloth persistently move to the direction of the first set composite, logical
Cross this first set composite to be compound on lower integument 14 by loft non-woven cloth, thus form the first composite bed, this first be combined
Layer is sandwiched between described second absorbent core layer (i.e. many groups the 2nd SAP core body 125), and the upper surface of the first composite bed is then middle fine
The upper surface of dimension layer 121.
5th step, upper integument 10 compound working procedure, this operation includes following sub-operation:
1) upper integument 10 uncoiling carries sub-operation: utilize conveyer device to make after upper integument 10 finished product is involved in row uncoiling
Upper integument 10 persistently moves forward to the direction of the first set composite；In this operation, integument on finished product 10 is installed on peace
On dress axle, by persistently moving at the free end of the upper integument 10 of conveyer device drive the second set composite forwards；
Utilize the second set composite to be compound on the first composite bed by upper integument 10, utilize conveyer device make the first composite bed and
Upper integument 10 persistently moves forward to the direction of the second set composite, is combined by upper integument 10 by this second set composite
Upper in the first composite bed, thus form the second composite bed.
2) the SAP granule of the first absorptive core 123 persistently sprays sub-operation:
In the present embodiment, conveyer device continues the front driving upper integument 10 persistently to yearn for a SAP spraying particles device 203
Persistently move, near SAP spraying particles device 203 position, described upper integument 10 by conveyer device horizontal feed, this
The benefit of sample is that upper integument 10 moves horizontally can avoid SAP granule run helter-skelter and move after spraying SAP, improves the steady of SAP
Qualitative, reduce the waste of SAP granule.
Specifically, a described SAP spraying particles device has and multiple is set up in parallel along upper integument 10 width
Oneth SAP spray nozzle, (after compound, this composite surface is towards the composite surface of upper integument 10 to utilize a described SAP spray nozzle
The lower surface of upper integument 10) persistently spray SAP granule, to form some groups in above-described embodiment along described absorbent commodity
Width (the alternatively referred to as width along upper integument 10, the width etc. along absorbent central layer 12) is spaced apart
Oneth SAP core body 123.
As more preferably, a SAP spray nozzle of a described SAP spraying particles device upper integument 10 or in
Between the width of sandwich layer or absorbent commodity core body be staggeredly arranged, i.e. assume that the 2nd SAP spraying particles device 201 has three
Individual 2nd SAP spray nozzle, a SAP spraying particles device has three SAP spray nozzle, then, in terms of length direction, first
An individual SAP spray nozzle is then positioned at first the 2nd SAP spray nozzle and second the 2nd SAP spray nozzle in the position of width
Between, second SAP spray nozzle is then positioned at second the 2nd SAP spray nozzle and the 3rd second in the position of width
Between SAP spray nozzle, a 3rd SAP spray nozzle is then positioned at outside the 3rd the 2nd SAP spray nozzle.So, conveyer device
Persistently it is fed forward at integument 10 to the second set composite and is combined, when upper integument 10 carries complete, whole upper bag
The composite surface of covering layer 10 is all sprayed the SAP core body 123 matched with upper integument 10 length.
3) the first lasting sub-operation of glue spraying of viscose glue body 161:
In the present embodiment, during making the upper integument 10 being sprayed with a SAP core body 123 persistently move forward, utilize
Answering of the multiple first jet being set up in parallel along the width of upper integument 10 upwards integument 10 of the first glue-spraying device 204
Conjunction face carries out circumnutation glue spraying.Described first jet is between the first SAP spraying particles device and the second set composite.With
Sample, near this first glue-spraying device 204 position, upper integument 10 still lasting to the second set composite side by level
To conveying.In the direction of the width, described first glue-spraying device 204 position and a described SAP spraying particles device are set
Arranging position corresponding, the quantity of first jet is identical with the quantity of a described SAP spray nozzle, thus formation has and described the
One more than 123 groups of the SAP core body the first viscose glue body 161 in snail banding, the width of described first viscose glue body 161
Degree is more than the width of a described each group of SAP core body 123, so that each group of the first viscose glue body 161 bag holds together at a SAP core
On body 123, the part being positioned at outside SAP core body 123 both sides is with making and intermediate fibrous layers 121 and upper integument 10 viscose glue, position
Part on a SAP core body 123 is for pinning a SAP core body 123 and making a SAP core body 123 and upper integument
10 is bonding.
4) compound sub-operation: utilize the second set composite that upper integument 10 is compound in the upper surface of the first composite bed, from
And form absorptive core.
6th step,
6th step, product cut operation, in the present embodiment, cut the parent roll that fabric width is 1m into core body wide for 95mm.；
7th step, product rolling.
Refer to the structural representation that Fig. 4, Fig. 4 are diaper one embodiments of the present invention.The present embodiment includes diaper master
Body 100, respectively longitudinal catch 200 being located at diaper main body 100 both sides, described diaper main body 100 includes depending on from top to bottom
The water penetration top layer 110 of secondary setting, absorptive core 120 and impermeability bottom 130, described absorptive core 120 is above-mentioned reality
Execute the absorptive core of example.Intelligible, in other examples, described diaper can also is that the absorbability things such as sanitary towel
Product.
In the present embodiment, described diaper main body 100 includes the water absorption top layer 110 set gradually from top to bottom, absorbs
Core body 120 and impermeability bottom 130, each catch 200 all includes a junction 210 and a catch body 220, described
The inner end of connecting portion 210 is between absorptive core 120 and impermeability bottom 130, and outer end connects with the lower end of catch body 220
Connecing, the upper end of described catch body 220 upwardly extends.Specifically:
Described catch body 220 includes endosexine 221 and extexine 222, the lower end of described endosexine 221 and described connecting portion
The outer end of 210 connects, and upper end upwardly extends, and described extexine 222 is overlapping with described endosexine 221；Described diaper main body 100
Also include an overlapping portion 230 overlapping with described impermeability bottom 130, one end of described overlapping portion 230 and described extexine
The lower end of 222 connects, and the other end is covered on impermeability bottom 130.
In the present embodiment, each catch 200 and overlapping portion 230 are by a non-woven fabrics folding forming, the most described catch 200 institute
State connecting portion 210, catch body 220 and overlapping portion 230 by non-woven fabrics folding forming.Wherein: one end of non-woven fabrics is located at
To form described connecting portion 210 between absorptive core 120 and impermeability bottom 130, the other end extends upwardly and outwardly with shape
Become the endosexine 221 of described catch body 220, the other end continue outwardly and downwardly bending tailing edge endosexine 221 downwardly extend and
Overlapping with endosexine 221 to form described extexine 222, the other end the most outwards bends the side of tailing edge impermeability bottom 130
To being covered on impermeability bottom 130 to form described overlapping portion 230.In this programme, one end of non-woven fabrics is by fixing
The gluing lower surface being connected to absorptive core 120 and the upper surface of impermeability bottom 130, after the other end forms catch body 220
Continue bending to be covered on impermeability bottom 130 so that the inner end of VELCRO is directly located in overlapping portion 230 with impermeable
Between water borne base 130, facilitate the fixing of VELCRO, and its technique is the simplest.It should be understood that in other enforcement
In example, the set-up mode of catch 200 can also make different conversion, is not limited to the mode of above-mentioned folding.Such as at some
In embodiment, catch 200 directly uses multi-layer nonwoven fabrics compacting to form, and it can only include connecting portion 210 and catch body
220, connecting portion 210 is fixed between absorptive core 120 and impermeability bottom 130.It should be understood that in other reality
Execute in example, described connecting portion 210 and catch body 220 can with folding forming, and overlapping portion 230 can individually be affixed on catch this
On the impermeability bottom 130 of body 220 both sides.
In the present embodiment, described catch body 220 (is not switched on state) when diaper is folded state, catch body
220 are affixed on water absorption top layer 110, and i.e. two catch bodies 220 are affixed on water absorption top layer 110 to relative direction；At paper
Urine pants in opened condition time, catch body 220 is i.e. in the state upwards erected in Fig. 1.
In order to increase the longitudinal elasticity of absorptive core 120, it is also respectively provided with core elastic properties muscle in the both sides of absorptive core
121, make absorptive core 120 have longitudinal elasticity so that absorptive core 120 is more servo-actuated.
In the present embodiment, after described water absorption top layer 110 is covered on the upper surface of absorptive core 120, its two side ends is respectively
Lower surface along two lateral absorptive cores 120 of absorptive core 120 extends, so that the two side ends on described water absorption top layer 110 is equal
It is located at the lower surface of absorptive core 120, between absorptive core 120 and impermeability bottom 130.
In the present embodiment, in order to accelerate the water absorption rate of absorptive core 120, in described absorptive core 120 and described water absorption
Guide layer 140 it is provided with between top layer 110.Described guide layer 140 can use nonwoven cloth material.
In the present embodiment, in order to increase the pliability on water absorption top layer 110 so that it is more pro-skin, on water absorption top layer 110
Upper surface is also pressed and is provided with a loft layer 150, described loft layer 150 non-woven fabrics can be used to be made by fluffy processes and
Become.
The diaper of the present invention, owing to its first viscose glue body and the second viscose glue body all use snail banding glue spraying side
Formula, compared with the mode of full spray, has the advantages that one, reduces glue spraying area, save viscose glue consumption, equal viscous
In the case of glue amount, use the manner glue spraying can bond more products, saved production cost；Two, adhesive-layer 16 quilt
Spraying evenly, urine can evenly infiltrate into absorbent central layer 12, in penetrating into after being unlikely to focus on certain again
Between absorbed layer 12, thus reduce diffusion and the infiltration rate of absorbent central layer 12；Three, minimizing is pointed to absorbent central layer 12
Blocking of the upper strata hydroscopic high-molecular resin of upper surface, increases upper strata hydroscopic high-molecular resin and the infiltration rate of loft non-woven cloth
And diffusion, product is dry-ness to be guaranteed.Have employed non-woven fabrics as wrapper material, greatly reduce core thickness,
The comfortableness of improving product.To sum up, the diaper of the present invention compares existing diaper skin more frivolous, soft, light, its diffusion
Property and infiltration rate more preferably, and then ensure product dry-ness, prevent the child Yi Qi caused because of dry-ness not good enough further
The skin problem such as erythema, eczema, brings the better impression of user and experience.
These are only embodiments of the present invention, not thereby limit the scope of the claims of the present invention, every utilize the present invention
Equivalent structure or equivalence flow process that description and accompanying drawing content are made convert, or are directly or indirectly used in other relevant technology
Field, is the most in like manner included in the scope of patent protection of the present invention.
Claims (10)
1. an absorbent commodity core body, including upper integument, absorbent central layer, lower integument and for making each layer bond
Adhesive-layer, described absorbent central layer include intermediate fibrous layers, intermediate fibrous layers upper surface and described between integument
First absorbent core layer, the second absorbent core layer between intermediate fibrous layers lower surface and described lower integument, it is characterised in that:
Described first absorbent core layer includes along some groups of the first absorptive cores that described absorbent commodity core body width is spaced apart,
Described second absorbed layer includes along some groups of the second absorptive cores that described absorbent commodity core body width is spaced apart, often
The length of one group of first absorptive core and the second absorptive core all length with described absorbent commodity core body matches.
2. absorbent commodity core body as claimed in claim 1, it is characterised in that: described adhesive-layer includes and described some groups the
The most some groups of the first viscose glue bodies of one absorbent core layer, each group of the first viscose glue body bag holds together one group of first viscose glue of correspondence
Body, so that intermediate fibrous layers can be bonding with upper integument by this first viscose glue body；If described adhesive-layer also includes with described
Dry group the most some groups of the second viscose glue bodies of the second absorbent core layer, each group of the second viscose glue body bag holds together one group of correspondence the
One viscose glue body, so that intermediate fibrous layers can be bonding with lower integument by this second viscose glue body.
3. absorbent commodity core body as claimed in claim 2, it is characterised in that: described first viscose glue body is inhaled in described first
Receive the spiral shape that core layer length matches.
4. absorbent commodity core body as claimed in claim 2, it is characterised in that: described second viscose glue body is inhaled in described second
Receive the spiral shape that core layer length matches.
5. absorbent commodity core body as claimed in claim 1, it is characterised in that: each group of the second absorptive core and corresponding the
One group of first absorptive core is staggeredly arranged.
6. absorbent commodity core body as claimed in claim 1, it is characterised in that: described each group of the first absorptive core and every
One group of second absorptive core is formed by some hydroscopic high-molecular resin granules, the macromolecule water uptake tree of described first absorbent core layer
Fat accounts for the 40～50% of the hydroscopic high-molecular resin weight sum total of the first absorbent core layer and the second absorbent core layer.
7. absorbent commodity core body as claimed in claim 1, it is characterised in that: described intermediate fibrous layers uses PP, PET material
Make.
8. absorbent commodity core body as claimed in claim 1, it is characterised in that: described upper integument and/or lower integument are
Imitative bonded non-woven fabrics.
9. the processing technology of an absorbent commodity core body, it is characterised in that include following operation:
The first step, lower integument uncoiling conveying operation: utilize conveyer device to make after lower integument finished product is involved in row uncoiling
Lower integument persistently moves forward to the direction of the 2nd SAP spraying particles device；
Second step, the SAP granule of the second absorptive core persistently spray operation: described 2nd SAP spraying particles device has multiple
The upper surface of the 2nd downward integument of SAP spray nozzle being set up in parallel along lower integument width persistently sprays SAP granule, with
Formed along described absorbent commodity width the 2nd SAP core body spaced apart, the length of each group of the 2nd SAP core body with under
Integument length matches；After lower integument has sprayed the SAP granule of the 2nd SAP core body, lower integument continue to by
Persistently it is fed forward, carries out glue spraying with conveying at the second glue-spraying device；
3rd step, the second viscose glue body continue glue spraying operation: during making lower integument persistently move forward, utilize the second spray
The upper surface of multiple downward integuments of second nozzle being set up in parallel along the width of lower integument of adhesive dispenser circles round
Sports glue-spraying；On the width of lower integument, described second glue-spraying device position and second nozzle be set position is set
Put corresponding, the quantity of the quantity of described second nozzle and position and described 2nd SAP spray nozzle and position all with corresponding, from
And formed and have and the most groups of the described 2nd SAP core body the second viscose glue body in snail banding, each group the
Two viscose glue body bags hold together on one group of the 2nd corresponding SAP core body, and the part being positioned at outside the 2nd SAP core body both sides is fine with centre with making
Dimension layer and lower integument viscose glue, the part being positioned on the 2nd SAP core body is for pinning the 2nd SAP core body and making the 2nd SAP core
Body is bonding with lower integument；
4th step, intermediate fibrous layers compound working procedure: utilize the first set composite that intermediate fibrous layers is compound in the upper of lower integument
Surface, utilizes conveyer device to make intermediate fibrous layers persistently move to the direction of the first set composite, by this first set composite
Being compound on lower integument by loft non-woven cloth, thus form the first composite bed, this first composite bed is sandwiched between described second
Absorbent core layer, the upper surface of the first composite bed is then the upper surface of intermediate fibrous layers；
5th step, upper integument compound working procedure, this operation includes following sub-operation:
1) upper integument uncoiling carries sub-operation: utilize conveyer device to make upper bag after upper integument finished product is involved in row uncoiling
Covering layer persistently moves forward to the direction of the first set composite；In this operation, integument on finished product is installed on installation axle, logical
Cross and persistently move at the free end of integument the second set composite forwards in conveyer device drive；
2) the SAP granule of the first absorptive core persistently sprays sub-operation: a described SAP spraying particles device has multiple along upper
The SAP spray nozzle that integument width is set up in parallel, utilizes a described SAP spray nozzle being combined towards upper integument
SAP granule is persistently sprayed in face, spaced apart along described absorbent commodity width to form some groups in above-described embodiment
A SAP core body；
3) the first viscose glue body continues the sub-operation of glue spraying: persistently move forward making the upper integument being sprayed with a SAP core body
During, utilize the multiple first jet being set up in parallel along the width of upper integument upwards integuments of the first glue-spraying device
Composite surface carry out circumnutation glue spraying, in the direction of the width, described first jet position and a described SAP granule are set
It is corresponding that oneth SAP spray nozzle of flusher arranges position, the quantity phase of the quantity of first jet and a described SAP spray nozzle
With, thus formed and have and the most groups of the described SAP core body the first viscose glue body in snail banding, each
Organize the first viscose glue body bag to hold together on a SAP core body, the part being positioned at outside SAP core body both sides with make with intermediate fibrous layers and
Upper integument viscose glue, the part being positioned on a SAP core body for pin a SAP core body and make a SAP core body with
Integument is bonding；
4) compound sub-operation: utilize the second set composite that upper integument is compound in the upper surface of the first composite bed, thus formed
Absorptive core
6th step, product cut operation；
7th step, product rolling.
10. the processing technology of absorbent commodity core body as claimed in claim 9, it is characterised in that: a described SAP granule spray
The SAP spray nozzle spilling device is staggeredly arranged at the width of absorbent commodity core body.
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| CN201610699139.9A CN106137557A (en) | 2016-08-22 | 2016-08-22 | Absorbent commodity core body and processing technology thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610699139.9A CN106137557A (en) | 2016-08-22 | 2016-08-22 | Absorbent commodity core body and processing technology thereof |
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| CN106963557A (en) * | 2017-03-27 | 2017-07-21 | 泉州市汉威机械制造有限公司 | A kind of absorptive core manufacture craft |
| CN107174407A (en) * | 2017-05-09 | 2017-09-19 | 泉州市汉威机械制造有限公司 | A kind of cotton core moulding process |
| CN107757065A (en) * | 2017-12-02 | 2018-03-06 | 广东美登纸业有限公司 | Compound coating core body production line |
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| CN112603659A (en) * | 2020-12-29 | 2021-04-06 | 露乐健康科技(广州)股份有限公司 | Absorption inner core, absorption core body, and preparation method and application of absorption core body |
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| CN113576767A (en) * | 2021-07-30 | 2021-11-02 | 广东茵茵股份有限公司 | Reinforced structure paper diaper with composite core |
| CN113576767B (en) * | 2021-07-30 | 2022-05-31 | 广东茵茵股份有限公司 | Reinforced structure paper diaper with composite core |
| CN113786284A (en) * | 2021-08-31 | 2021-12-14 | 福建恒安集团有限公司 | Paper diaper core body manufacturing process |
| CN113855401A (en) * | 2021-10-21 | 2021-12-31 | 广东昱升个人护理用品股份有限公司 | Corrugated absorption composite core and manufacturing method thereof |
| CN117045433A (en) * | 2023-10-12 | 2023-11-14 | 露乐健康科技股份有限公司 | Breathable and dry 3D (three-dimensional) absorption core and processing method thereof |
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Application publication date: 20161123 |