CN106859855B - Online production process of 3D embossed paper diaper - Google Patents
Online production process of 3D embossed paper diaper Download PDFInfo
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- CN106859855B CN106859855B CN201710130337.8A CN201710130337A CN106859855B CN 106859855 B CN106859855 B CN 106859855B CN 201710130337 A CN201710130337 A CN 201710130337A CN 106859855 B CN106859855 B CN 106859855B
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- 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
- A61F13/15585—Apparatus or processes for manufacturing of babies' napkins, e.g. diapers
-
- 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
- A61F13/15617—Making absorbent pads from fibres or pulverulent material with or without treatment of the fibres
-
- 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
- A61F13/15707—Mechanical treatment, e.g. notching, twisting, compressing, shaping
-
- 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
- A61F13/15707—Mechanical treatment, e.g. notching, twisting, compressing, shaping
- A61F13/15723—Partitioning batts; Cutting
-
- 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
- A61F13/15707—Mechanical treatment, e.g. notching, twisting, compressing, shaping
- A61F13/15731—Treating webs, e.g. for giving them a fibrelike appearance, e.g. by embossing
-
- 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
- A61F13/15707—Mechanical treatment, e.g. notching, twisting, compressing, shaping
- A61F13/15739—Sealing, e.g. involving cutting
-
- 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
- A61F13/15707—Mechanical treatment, e.g. notching, twisting, compressing, shaping
- A61F13/15747—Folding; Pleating; Coiling; Stacking; Packaging
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- 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
- A61F13/45—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 shape
- A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
- A61F13/496—Absorbent articles specially adapted to be worn around the waist, e.g. diapers in the form of pants or briefs
-
- 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
- A61F2013/15821—Apparatus or processes for manufacturing characterized by the apparatus for manufacturing
- A61F2013/15934—Apparatus or processes for manufacturing characterized by the apparatus for manufacturing for making non-woven
- A61F2013/15991—Apparatus or processes for manufacturing characterized by the apparatus for manufacturing for making non-woven in making composite multi-layered product
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- 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
- A61F13/51—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 outer layers
- A61F2013/51078—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 outer layers being embossed
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Epidemiology (AREA)
- Biomedical Technology (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Absorbent Articles And Supports Therefor (AREA)
Abstract
The invention discloses an online production process of a 3D embossed paper diaper. According to the online production process of the 3D embossed paper diaper, the lower surface layer passes through the pressing between the first embossing roller and the second embossing roller through the 3D embossing device, then passes through the pressing between the left side pressing roller and the second embossing roller, and finally passes through the pressing between the right side pressing roller and the second embossing roller, meanwhile, the upper surface layer passes through the pressing between the left side pressing roller and the second embossing roller, and forms a composite surface layer together with the lower surface layer through the pressing between the right side pressing roller and the second embossing roller, so that the 3D embossing of the upper surface layer and the lower surface layer is realized, and the formation of the composite surface layer is completed at one time, no operator touches in the middle link, the multilayer surface layer is directly compounded on line to form the 3D embossed surface layer in the production process, and the risk of microbial index increase caused by multiple times of contacting the embossed surface layer in the production process is reduced.
Description
Technical Field
The invention relates to the field of sanitary products, in particular to an online production process of a 3D embossed paper diaper.
Background
Diapers generally consist of three main parts: surface course, absorption sandwich layer and bottom non-woven fabrics. Absorb the sandwich layer including cotton core, macromolecular material and toilet paper, the bottom non-woven fabrics includes PE membrane and non-woven fabrics, the surface course exists in the top of panty-shape diapers, divide into upper surface layer and lower surface layer, the upper surface layer is the inside top layer of panty-shape diapers, the upper surface layer is direct and the tender skin contact of infant, receive liquid and transmission, the lower surface layer is the water conservancy diversion layer, have the effect of leading liquid to the sandwich layer and permeating water, consequently often need carry out the 3D knurling at the upper surface layer of surface course and lower surface layer, the three-dimensional knurling surface layer of 3D is good at current gas permeability, help under the prerequisite of advantages such as urine diffusion, it embosses the third dimension to increase panty-shape diapers 3D in addition, the surface course is close skin nature good, zero fluff, high softness, high absorption, high ventilative, advantages.
The diaper rash produced when wearing diapers is a severe inflammatory reaction that causes skin irritation and discomfort in infants and young children. Researches show that for the paper diaper, the occurrence of diaper rash has a direct relation with the standard exceeding of the sanitary index of the paper diaper, and the reduction of the bacterial colony number of bacteria and fungi on the paper diaper is beneficial to reducing the diaper rash phenomenon when an infant wears the paper diaper.
The traditional 3D surface layer embossing process comprises the steps of cutting into required width specifications for embossing after other enterprises or workshops are processed, and transporting to each paper diaper assembly enterprise or workshop for assembly, so that multiple processing procedures exist in the manufacturing and transporting process of an off-line embossed surface layer, the risk that raw material microbial indexes are increased, and the occurrence of diaper rash is directly caused when the microbial indexes exceed standards in the using process of infants. Meanwhile, the material of the upper surface layer which is directly contacted with the tender skin of the infant is also very important.
Disclosure of Invention
In order to solve the technical problem, the invention designs an online production process of a 3D embossed paper diaper.
The invention adopts the following technical scheme:
an on-line production process of a 3D embossed paper diaper comprises the following process steps:
firstly, forming the absorption core body: putting wood pulp into a crusher to be crushed into fibrous fluff pulp, forming the fluff pulp into cotton cores in an absorption core layer in a product, uniformly adding a high polymer material into the cotton cores of the product through a high polymer adder, conveying the cotton cores through a vacuum box device, simultaneously uncoiling toilet paper rolls, attaching the cotton cores to the toilet paper and compacting the cotton cores, coating the cotton cores with the toilet paper through a vacuum box and a folding tool, and compacting the coated cotton cores through a compression roller to form an absorption core body;
secondly, the absorption core body is subjected to grid pressing treatment;
thirdly, cutting the absorption core body into a specified shape according to a product drawing;
fourthly, compounding of bottom layer non-woven fabrics: adding the PE film and the non-woven fabric to form a bottom non-woven fabric;
fifthly, entangling and weaving 100% of natural raw cotton fibers together by using a high-pressure water needle formed by clean water to form the all-cotton spunlace non-woven fabric; simultaneously adding a hot air non-woven fabric, taking all-cotton spunlace non-woven fabric as an upper layer and the hot air non-woven fabric as a lower layer, and performing 3D embossing and superposition compounding by using an online 3D embossing device to form a 3D embossed surface layer;
sixthly, compounding the superposed and compounded 3D embossing surface layer with the absorption core body and the bottom non-woven fabric;
seventhly, trimming the compounded product, longitudinally folding the product, and cutting the product according to the required size;
eighthly, folding the cut products in half, removing waste products of the products, arranging the sheets according to the split charging requirement, packaging and sealing.
Preferably, the online 3D embossing device comprises a first embossing roller and a second embossing roller, wherein the first embossing roller and the second embossing roller are respectively and uniformly provided with a plurality of rows of protrusions along the circumference, the protrusions are engraved with patterns, the first embossing roller and the second embossing roller are mutually matched and pressed, two sides of the second embossing roller are respectively provided with a smooth-surface pressing roller, and the pressing rollers are respectively overlapped and pressed with the second embossing roller.
Preferably, the nonwoven fabric in the fourth step is a hot air nonwoven fabric.
Preferably, the polymer material in the first step is a polymer water-absorbent resin.
Preferably, the nip roller in the first step includes an upper roller, a lower roller and an air pressure device, and the air pressure device controls the upper roller and the lower roller to be pressed together.
Preferably, guide rollers are distributed outside the first embossing roller, the second embossing roller and the press roller respectively.
Compared with the prior art, the online production process of the 3D embossed paper diaper has the advantages that the lower surface layer is pressed and passed between the first embossing roller and the second embossing roller through the 3D embossing device, then pressed and passed between the left side pressing roller and the second embossing roller, finally pressed and passed between the right side pressing roller and the second embossing roller, meanwhile, after the upper surface layer is pressed and passed between the left side pressing roller and the second embossing roller, the upper surface layer and the lower surface layer are pressed and passed together through between the right side pressing roller and the second embossing roller to form the composite surface layer, 3D embossing of the upper surface layer and the lower surface layer is realized, the composite surface layer is formed at one time, no operator touches the middle link, the multilayer surface layers are directly compounded online to form the 3D embossed surface layer in the production process, and the risk of microbial index increase caused by multiple times of contacting the embossed surface layer in the production process is reduced; meanwhile, the upper layer of the online production process of the 3D embossed paper diaper adopts the all-cotton spunlace non-woven fabric, the 3D online embossing process of the surface layer of the all-cotton spunlace non-woven fabric of the paper diaper is realized, the surface layer of the all-cotton spunlace non-woven fabric is not required to be glued by resin, chemical bonding is abandoned, the thermal stability is good, the cloth surface is smooth and fluffy, the texture is soft, the surface layer is in contact with the skin of a baby, the skin friction is reduced, the surface layer of the all-cotton spunlace non-woven fabric has higher strength and does not have the typical sliding touch feeling of synthetic fibers, the infant skin is more closely attached, the cotton fibers are fibers capable of breathing naturally, the gas and the water vapor are allowed to pass, the comprehensive spunlace fabric has good air permeability, the baby wears the paper diaper and is more. The paper diaper with the all-cotton spunlace non-woven fabric surface layer produced by the online production process of the 3D embossed paper diaper can greatly reduce diaper rash.
The online composite product produced by the process is detected according to the hygienic standard of GB 15979-2002 disposable sanitary products, and compared with the traditional product, the microbial indexes of the online composite product are as follows:
1) the traditional off-line embossed surface layer microbiological indicator test results are as follows:
2) the result of the microorganism index test of the online embossing surface layer of the process is as follows:
drawings
FIG. 1 is a schematic diagram of a 3D embossing apparatus according to the present invention;
in the figure: 1. the embossing roll comprises a press roll body, 2, a second embossing roll body, 3, a first embossing roll body, 4, a guide roll body, 5, an upper surface layer, 6, a lower surface layer, 7 and a composite surface layer.
Detailed Description
The technical scheme of the invention is further described in detail by the following specific embodiments in combination with the attached drawings:
example (b): firstly, forming the absorption core body: putting wood pulp into a crusher to be crushed into fibrous fluff pulp, forming the fluff pulp into cotton cores in an absorption core layer in a product, uniformly adding a high polymer material into the cotton cores of the product through a high polymer adder, conveying the cotton cores through a vacuum box device, simultaneously uncoiling toilet paper rolls, attaching the cotton cores to the toilet paper and compacting the cotton cores, coating the cotton cores with the toilet paper through a vacuum box and a folding tool, and compacting the coated cotton cores through a compression roller to form an absorption core body;
secondly, the absorption core body is subjected to grid pressing treatment;
thirdly, cutting the absorption core body into a specified shape according to a product drawing;
fourthly, compounding of bottom layer non-woven fabrics: adding the PE film and the non-woven fabric to form a bottom non-woven fabric;
fifthly, entangling and weaving 100% of natural raw cotton fibers together by using a high-pressure water needle formed by clean water to form the all-cotton spunlace non-woven fabric; simultaneously adding a hot air non-woven fabric, taking all-cotton spunlace non-woven fabric as an upper layer and the hot air non-woven fabric as a lower layer, and performing 3D embossing and superposition compounding by using an online 3D embossing device to form a 3D embossed surface layer;
sixthly, compounding the superposed and compounded 3D embossing surface layer with the absorption core body and the bottom non-woven fabric;
seventhly, trimming the compounded product, longitudinally folding the product, and cutting the product according to the required size;
eighthly, folding the cut products in half, removing waste products of the products, arranging the sheets according to the split charging requirement, packaging and sealing; as shown in fig. 1, the online 3D embossing device includes a first embossing roller 3 and a second embossing roller 2, a plurality of rows of protrusions are uniformly arranged on the first embossing roller and the second embossing roller along the circumference, patterns are engraved on the protrusions, the first embossing roller and the second embossing roller are matched with each other and pressed, compression rollers 1 with smooth surfaces are arranged on two sides of the second embossing roller respectively, the compression rollers are respectively overlapped and pressed with the second embossing roller, the non-woven fabric in step four is hot-air non-woven fabric, the high polymer material in step one is high polymer water-absorbent resin, the nip rollers in step one include an upper roller, a lower roller and an air pressure device, the upper roller and the lower roller are controlled by the air pressure device to be pressed together, and guide rollers 4 are respectively distributed on the outer sides of.
According to the online production process of the 3D embossed paper diaper, the lower surface layer 6 passes through the press fit between the first embossing roller and the second embossing roller through the 3D embossing device, then passes through the press fit between the left side pressing roller and the second embossing roller, and finally passes through the press fit between the right side pressing roller and the second embossing roller, and meanwhile, the upper surface layer 5 passes through the press fit between the left side pressing roller and the second embossing roller, and then forms the composite surface layer 7 together with the lower surface layer through the press fit between the right side pressing roller and the second embossing roller, so that the 3D embossing of the upper surface layer and the lower surface layer is realized, and the formation of the composite surface layer is completed at one time, no operator touches in the middle link, the multilayer surface layers are directly compounded online to form the 3D embossed surface layer in the production process, and the risk of microbial index increase caused by multiple times of contacting the embossed surface layer in the; meanwhile, the upper layer of the online production process of the 3D embossed paper diaper adopts the all-cotton spunlace non-woven fabric, the 3D online embossing process of the surface layer of the all-cotton spunlace non-woven fabric of the paper diaper is realized, the surface layer of the all-cotton spunlace non-woven fabric is not required to be glued by resin, chemical bonding is abandoned, the thermal stability is good, the cloth surface is smooth and fluffy, the texture is soft, the surface layer is in contact with the skin of a baby, the skin friction is reduced, the surface layer of the all-cotton spunlace non-woven fabric has higher strength and does not have the typical sliding touch feeling of synthetic fibers, the infant skin is more closely attached, the cotton fibers are fibers capable of breathing naturally, the gas and the water vapor are allowed to pass, the comprehensive spunlace fabric has good air permeability, the baby wears the paper diaper and is more. The paper diaper with the all-cotton spunlace non-woven fabric surface layer produced by the online production process of the 3D embossed paper diaper can greatly reduce diaper rash.
The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit of the invention as set forth in the claims.
Claims (5)
1. An online production process of a 3D embossed paper diaper is characterized by comprising the following process steps:
firstly, forming the absorption core body: putting wood pulp into a crusher to be crushed into fibrous fluff pulp, forming the fluff pulp into cotton cores in an absorption core layer in a product, uniformly adding a high polymer material into the cotton cores of the product through a high polymer adder, conveying the cotton cores through a vacuum box device, simultaneously uncoiling toilet paper rolls, attaching the cotton cores to the toilet paper and compacting the cotton cores, coating the cotton cores with the toilet paper through a vacuum box and a folding tool, and compacting the coated cotton cores through a compression roller to form an absorption core body;
secondly, the absorption core body is subjected to grid pressing treatment;
thirdly, cutting the absorption core body into a specified shape according to a product drawing;
fourthly, compounding of bottom layer non-woven fabrics: adding the PE film and the non-woven fabric to form a bottom non-woven fabric;
fifthly, entangling and weaving 100% of natural raw cotton fibers together by using a high-pressure water needle formed by clean water to form the all-cotton spunlace non-woven fabric; simultaneously adding a hot air non-woven fabric, taking all-cotton spunlace non-woven fabric as an upper layer and the hot air non-woven fabric as a lower layer, and performing 3D embossing and superposition compounding by using an online 3D embossing device to form a 3D embossed surface layer;
the online 3D embossing device comprises a first embossing roller and a second embossing roller, wherein a plurality of rows of bulges are uniformly arranged on the first embossing roller and the second embossing roller along the circumference respectively, patterns are carved on the bulges, the first embossing roller and the second embossing roller are matched and pressed with each other, two sides of the second embossing roller are respectively provided with a pressing roller with a smooth surface, and the pressing rollers are respectively lapped and pressed with the second embossing roller;
the 3D embossing process of the online 3D embossing device comprises the steps that a lower surface layer is pressed between a first embossing roller and a second embossing roller, then pressed between a left side pressing roller and the second embossing roller, and finally pressed between a right side pressing roller and the second embossing roller, and meanwhile, after an upper surface layer is pressed between the left side pressing roller and the second embossing roller, the upper surface layer and the lower surface layer are pressed between the right side pressing roller and the second embossing roller together to form a composite surface layer, so that the 3D embossing of the upper surface layer and the lower surface layer is realized, and the 3D embossing and the final formation of the composite surface layer are completed at one time;
sixthly, compounding the superposed and compounded 3D embossing surface layer with the absorption core body and the bottom non-woven fabric;
seventhly, trimming the compounded product, longitudinally folding the product, and cutting the product according to the required size;
eighthly, folding the cut products in half, removing waste products of the products, arranging the sheets according to the split charging requirement, packaging and sealing.
2. The on-line production process of the 3D embossed paper diaper according to claim 1, wherein the non-woven fabric in the fourth step is a hot air non-woven fabric.
3. The on-line production process of the 3D embossed paper diaper as claimed in claim 1, wherein the polymer material in the first step is polymer water-absorbent resin.
4. The on-line production process of the 3D embossed paper diaper as claimed in claim 1, wherein the nip roller in the first step comprises an upper roller, a lower roller and a pneumatic device, and the pneumatic device controls the upper roller and the lower roller to be pressed against each other.
5. The on-line production process of the 3D embossed paper diaper as claimed in claim 1, wherein guide rollers are respectively distributed outside the first embossing roller, the second embossing roller and the press roller.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710130337.8A CN106859855B (en) | 2017-03-07 | 2017-03-07 | Online production process of 3D embossed paper diaper |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710130337.8A CN106859855B (en) | 2017-03-07 | 2017-03-07 | Online production process of 3D embossed paper diaper |
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| CN106859855A CN106859855A (en) | 2017-06-20 |
| CN106859855B true CN106859855B (en) | 2020-01-21 |
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