CN114557815A - Convex vertical bending type sanitary towel and method for applying elastic strips inside same - Google Patents
Convex vertical bending type sanitary towel and method for applying elastic strips inside same Download PDFInfo
- Publication number
- CN114557815A CN114557815A CN202210190553.2A CN202210190553A CN114557815A CN 114557815 A CN114557815 A CN 114557815A CN 202210190553 A CN202210190553 A CN 202210190553A CN 114557815 A CN114557815 A CN 114557815A
- Authority
- CN
- China
- Prior art keywords
- layer
- elastic
- elastic strips
- bottom film
- film layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000005452 bending Methods 0.000 title claims abstract description 23
- 239000010410 layer Substances 0.000 claims abstract description 112
- 238000010521 absorption reaction Methods 0.000 claims abstract description 38
- 239000000463 material Substances 0.000 claims abstract description 23
- 239000002344 surface layer Substances 0.000 claims abstract description 23
- 239000002131 composite material Substances 0.000 claims description 29
- 210000002469 basement membrane Anatomy 0.000 claims description 18
- 239000004744 fabric Substances 0.000 claims description 11
- 239000003292 glue Substances 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 8
- 238000007493 shaping process Methods 0.000 claims description 8
- 239000013013 elastic material Substances 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 4
- 238000013329 compounding Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 210000004379 membrane Anatomy 0.000 claims description 2
- 239000012528 membrane Substances 0.000 claims description 2
- 230000000630 rising effect Effects 0.000 claims 5
- 238000009826 distribution Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 18
- 239000007788 liquid Substances 0.000 description 12
- 230000008595 infiltration Effects 0.000 description 4
- 238000001764 infiltration Methods 0.000 description 4
- 230000002745 absorbent Effects 0.000 description 3
- 239000002250 absorbent Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000001151 other effect Effects 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
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
- A61F13/15577—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
- A61F13/15577—Apparatus or processes for manufacturing
- A61F13/15764—Transferring, feeding or handling devices; Drives
-
- 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
- A61F13/47—Sanitary towels, incontinence pads or napkins
- A61F13/472—Sanitary towels, incontinence pads or napkins specially adapted for female use
- A61F13/47218—Sanitary towels, incontinence pads or napkins specially adapted for female use with a raised crotch region, e.g. hump
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Epidemiology (AREA)
- Vascular Medicine (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Manufacturing & Machinery (AREA)
- Absorbent Articles And Supports Therefor (AREA)
Abstract
The invention discloses a convex vertical bending sanitary towel and a method for applying elastic strips inside, and the technical scheme is as follows: comprises a surface layer, an absorption layer and a bottom film layer which are sequentially glued; elastic strips with a plurality of radians are arranged in the middle between the absorption layer and the bottom film layer in a cross fit manner or symmetrically turned outwards are arranged in the middle between the absorption layer and the bottom film layer, and the two forms can form a middle bulge according to the distribution position of the middle elastic strips; on the basis of arranging the elastic strips in the middle, the elastic strips on two sides are added between the absorption layer and the bottom film layer, and the two sides stand up to play a role in protection. By adopting the process method for applying the elastic strips in the sanitary towel, the elastic strips can be distributed in the middle or two sides of the surface layer material, and the production process is simple and convenient.
Description
Technical Field
The invention relates to the technical field of sanitary napkins, in particular to a convex vertical bending type sanitary napkin and a method for applying elastic strips inside the same.
Background
The sanitary towel is an absorptive substance, mainly made of cotton, non-woven fabric, paper pulp and high-molecular or high-molecular polymer composite paper, and is divided into three layers, namely a surface layer, an absorption layer and a bottom film layer.
The width of the edge of the independent three-dimensional apron product in the market is too wide or the upright apron effect is not obvious, and the upright edge cannot be completely erected in the actual use process, so that the product is not well attached in use, and liquid generates side leakage risks.
Secondly, the convex shape of the sanitary napkin core formed by partially stacking fluff pulp and the like is easy to deform after absorbing liquid, the convex effect is easy to disappear, the shape can not be continuously maintained, and the sanitary napkin core is flatly attached to the skin and is easy to have wet feeling.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the convex vertical bending sanitary towel and the method for applying the elastic strip to carry out three-dimensional shaping, the convex vertical bending sanitary towel is better attached to a human body when in use, the convex effect is not easy to deform, and the liquid infiltration speed is accelerated; the two side edges stand up and are attached to the human body, so that the protective effect of effectively preventing side leakage is achieved.
In order to achieve the purpose, the invention is realized by the following technical scheme: a convex vertical bending sanitary towel comprises a surface layer, an absorption layer and a bottom film layer which are sequentially glued; a plurality of elastic strips with radian are arranged in the middle between the absorption layer and the bottom film layer; a plurality of second elastic strips are arranged on two sides between the absorption layer and the bottom film layer.
Preferably: the middle between the absorption layer and the bottom film layer is provided with a plurality of radian elastic strips which are in cross fit.
Preferably: the middle between the absorption layer and the bottom film layer is provided with a plurality of elastic strips with radian which are symmetrically outwards turned.
Preferably: a convex vertical bending sanitary towel comprises a surface layer, an absorption layer and a bottom film layer which are sequentially glued; the bottom film layer adopts a double-layer composite bottom film, and a plurality of radian elastic strips are arranged in the middle of the double-layer composite bottom film; and a plurality of second elastic strips are arranged on two sides in the middle of the double-layer composite bottom membrane. Not only with the elastic strip setting other effects of position between absorbed layer and basement membrane layer, adopt the contact of avoiding liquid and elastic strip that double-deck compound basement membrane can be better moreover, prevent to cause elastic strip to appear not sticky condition and take place.
Preferably: the middle of the double-layer composite basement membrane is stuck with a plurality of radian elastic strips which are in cross fit.
Preferably, the following components: the basement membrane layer adopts double-deck compound basement membrane, glues in the middle of the double-deck compound basement membrane and is equipped with the elastic strip of a plurality of radians of symmetry evagination.
Preferably: the elastic strip is made of elastic rubber band or other elastic materials.
A method for applying elastic strips in a convex vertical bending type sanitary towel,
s1, firstly, conveying two surface layer materials to be applied with elastic strips symmetrically through conveying rollers, and applying glue on the joint of the surface layer materials in advance through a small spiral glue spraying gun in the conveying process;
s2, a plurality of elastic strips are led in through each corresponding group of wire wheels, move through each corresponding group of guide rollers in sequence, penetrate through holes in elastic strip traction arm forks, keep a certain distance (equal to the hole distance of the traction arm forks) between the elastic strips and the elastic strips, are longitudinally bonded with the left fabric along the fabric advancing direction, then the right fabric is covered and bonded to enter a composite pinch roller, the elastic strips are fixedly arranged between two surface layer materials with glue coated surfaces, the elastic strips longitudinally follow the surface layer materials and are pulled by the composite pinch roller to do linear motion, the transversely follow elastic strip traction arm forks do transverse swing according to the frequency and amplitude set by a PLC program, and the longitudinal speed, the transverse amplitude and the frequency of the elastic strips are controlled to form a needed pattern path motion;
s3, pressing and compounding two surface layer materials together through a composite pressing wheel and shaping to obtain a composite fabric clamped with an elastic material, wherein the elastic material is distributed according to a preset shape;
and S4, cooling and shaping the compounded material, and then feeding the cooled and shaped material into the main channel to finish the application of the elastic strip.
Preferably, the following components: the facing layer material to be applied with the elastic strip in the step S1 is between the absorbent layer and the bottom film layer or between the two-layer composite bottom film.
Preferably: and S2, an elastic strip detection device is arranged before entering the traction device, the swing of the elastic strip traction arm fork rotates through a servo motor, the PLC device controls the servo motor to rotate, and the elastic strip detection device can detect whether the elastic strip is broken or not.
The invention has the beneficial effects that:
the middle between the absorption layer and the bottom film layer is provided with a plurality of elastic strips with radian which are in cross fit, or the middle between the absorption layer and the bottom film layer is provided with a plurality of elastic strips with radian which are symmetrically turned outwards, the two shapes are presented according to the distribution position of the middle elastic strips, both the two shapes can form a middle bulge in the middle, after the middle bulge is attached to a human body, the shaping effect is achieved, the middle bulge effect is kept after liquid is absorbed or in the movement process, the deformation is not easy to occur, the product displacement problem is avoided, and meanwhile, the middle bulge effect can accelerate the liquid infiltration speed and can be rapidly diffused along the diversion trench;
on the basis of arranging the elastic strips in the middle, the elastic strips on two sides are added between the absorption layer and the bottom film layer, and the two sides stand up to play a role in protection; therefore, the convex edge has the bending effect, so that the two sides of the product can be better attached to the skin, and the side leakage is prevented.
The basement membrane layer adopts double-deck compound basement membrane, sets up the elastic strip with both sides in the middle of double-deck compound basement membrane, not only with the elastic strip setting between absorbed layer and basement membrane layer other effects of position the same, adopt the better contact of avoiding liquid and elastic strip of double-deck compound basement membrane ability moreover, prevent to cause the elastic strip not sticky condition to appear and take place.
By adopting the process method for applying the elastic strips in the sanitary towel, the elastic strips can be distributed in the middle or on two sides of the surface layer material and are used for matching with the production of the product, and the process flow is simple and convenient.
Drawings
FIG. 1 is a schematic plane structure diagram of an embodiment;
FIG. 2 is a schematic diagram of an internal structure of the embodiment;
FIG. 3 is a schematic view of the structure of the elastic strip applying apparatus;
FIG. 4 is a schematic diagram of a planar structure according to an embodiment;
FIG. 5 is a schematic view showing the internal structure of the third embodiment and the fourth embodiment;
reference numerals are as follows: 1. a surface layer; 2. an absorbing layer; 3. a base film layer; 4. an elastic strip; 5. a second elastic strip; 6. a conveying roller; 7. a small spiral glue gun; 8. a wire wheel; 9. a guide roller; 10. a servo motor; 11. an elastic strip traction arm fork; 12. a counterbalance; 13. compounding a pinch roller; 14. an elastic strip detection device;
Detailed Description
The preferred embodiments of the present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment,
Referring to fig. 1-3, a convex vertical bending sanitary napkin comprises a surface layer 1, an absorption layer 2 and a bottom film layer 3 which are sequentially glued; the middle between the absorption layer 2 and the bottom film layer 3 is provided with a plurality of radian elastic strips 4 which are in cross fit, and simultaneously, a plurality of second elastic strips 5 are arranged on two sides between the absorption layer 2 and the bottom film layer 3. The elastic strips 4 can be made of elastic rubber bands or other elastic materials, the number of the elastic strips 4 is determined according to actual needs, for example, 2-8 elastic strips can be adopted, 4 elastic strips can be adopted in the middle of the embodiment, and 2 elastic strips are respectively adopted on two sides.
The middle between the absorption layer 2 and the bottom film layer 3 is provided with a plurality of elastic strips 4 with radian which are in cross fit, and a convex is formed in the middle according to the distribution position of the middle elastic strips 4, so that the middle is attached to a human body, the shaping effect is achieved, the convex effect is kept not to be deformed easily after liquid is absorbed or in the movement process, the product displacement problem is avoided, and meanwhile, the convex effect can accelerate the liquid infiltration speed and can be diffused quickly along the diversion grooves;
on the basis of arranging the elastic strips 4 in the middle, the elastic strips 4 on two sides are added between the absorption layer 2 and the bottom film layer 3, and the two sides stand up to play a role in protection; therefore, the convex edge bending effect can ensure that the two sides of the product are better attached to the skin, and the side leakage is prevented.
A method for applying elastic strips in a convex vertical bending type sanitary towel,
s1, firstly, conveying the absorption layer 2 and the bottom film layer 3 symmetrically through a plurality of conveying rollers respectively, and applying colloid on the corresponding surfaces of the absorption layer 2 and the bottom film layer 3 in advance through a small spiral glue spraying gun in the conveying process;
s2, elastic strip 4 in the middle of through the introduction of a set of line wheel that corresponds separately, elastic strip 4 of both sides is introduced simultaneously through a set of line wheel that corresponds respectively separately, line wheel and guide roll can install a plurality of elastic strip 4 at intervals, then remove through every group guide roll that corresponds separately in proper order, this embodiment adopts four groups of elastic strip traction arm forks, wherein two sets of elastic strip 4 in the middle of corresponding, two sets of second elastic strip 5 that correspond both sides in addition, every group all can set up 2 at intervals, it is synchronous to apply elastic strip 4 and second elastic strip 5. The elastic strip traction arm fork swings and rotates through the servo motor, and the PLC device controls the servo motor to rotate.
The middle elastic strip 4 penetrates through a hole in the corresponding elastic strip traction arm fork 11, a certain distance is kept between the elastic strip and the elastic strip, the elastic strip is longitudinally bonded with the left absorption layer 2 along the fabric advancing direction, then the right bottom film layer 3 is covered and bonded to enter the composite pinch roller, the elastic strip 4 is fixedly arranged in the middle of the absorption layer 2 and the bottom film layer 3 in a gluing mode, the elastic strip 4 longitudinally follows the surface layer material and is pulled by the composite pinch roller to move linearly, transversely follows the frequency and amplitude set by the elastic strip traction arm fork according to a PLC program, and the longitudinal speed, the transverse amplitude and the frequency of the elastic strip are controlled to form required graphic path motion, so that the elastic strip with radian in the embodiment I is formed.
The second elastic strips 5 on two sides penetrate through holes in the corresponding elastic strip traction arm forks 11 synchronously, a certain distance is kept between the second elastic strips 5 and the second elastic strips 5, the second elastic strips are longitudinally bonded with the left absorption layer 2 along the advancing direction of the fabric, then the right bottom film layer 3 covers and is bonded with the left absorption layer 2, the second elastic strips 5 enter the composite pinch roller, the second elastic strips 5 are arranged on two sides of the absorption layer 2 and the bottom film layer 3 in a gluing mode and are fixed, the elastic strips 4 longitudinally follow the surface layer material and are pulled by the composite pinch roller to move linearly, the transverse elastic strip traction arm forks do not move, and the second elastic strips 5 are controlled to longitudinally form linear path movement.
S3, through the operation, the elastic strips 4 are applied to the middle between the absorption layer 2 and the bottom film layer 3 in an arc-shaped cross fit mode, the second elastic strips 5 are linearly applied to the positions on two sides between the absorption layer 2 and the bottom film layer 3, and the elastic strips 4 are fixed between the absorption layer 2 and the bottom film layer 3 through the composite pinch roller and are simultaneously pressed and compounded together.
And S4, cooling and shaping the compounded material, and then feeding the cooled and shaped material into the main channel to finish the application of the elastic strips 4 and the second elastic strips 5.
By adopting the process method for applying the elastic strips 4 in the sanitary towel, the elastic strips 4 and the second elastic strips 5 can be distributed in the middle and at two sides of the material of the surface layer 1 and are used for matching the production of the sanitary towel products. Alternatively, the second elastic strip 5 may be applied linearly using conventional elastic strip application methods.
Example II,
Referring to fig. 4, the second embodiment has substantially the same structure as the first embodiment, except that a plurality of elastic strips 4 with arc shapes are symmetrically turned outwards and arranged in the middle between the absorbent layer 2 and the bottom film layer 3, and a plurality of second elastic strips 5 are arranged on two sides between the absorbent layer 2 and the bottom film layer 3, wherein the elastic strips 4 can be elastic rubber bands, and the number of the elastic strips 4 is determined according to actual needs.
The second embodiment is substantially the same as the first embodiment in applying the elastic strip 4, except that the elastic strip 4 is applied in the middle by the corresponding elastic strip pulling arm fork 11 in several arcs which are symmetrically turned outwards, and no crossing is made in the middle.
Set up the elasticity strip 4 of a plurality of radians that the symmetry turned up in the middle of absorbed layer 2 and basement membrane layer 3, the centre is not overlapped the position and is formed a convexity, with human laminating back, has design effect, keeps this convexity effect non-deformable in the absorbed liquid back or the motion process, has avoided the product to run the position problem, and the convexity effect can accelerate liquid infiltration speed simultaneously to can spread fast along the guiding gutter.
On the basis of arranging the elastic strip 4 in the middle, the elastic strips 4 on two sides are added in the middle of the absorption layer 2 and the bottom film layer 3, and the two sides stand up to play a role in protection; therefore, the convex edge has the bending effect, so that the two sides of the product can be better attached to the skin, and the side leakage is prevented.
Example III,
Referring to the attached figure 5, a convex vertical bending sanitary towel comprises a surface layer 1, an absorption layer 2 and a bottom film layer 3 which are sequentially glued, wherein the bottom film layer 3 is a double-layer composite bottom film, elastic strips 4 with a plurality of radians in cross fit are arranged in the middle of the double-layer composite bottom film, and a plurality of second elastic strips 5 are arranged on two sides in the middle of the double-layer composite bottom film.
When effect and embodiment one and two effects that above-mentioned this structure can be realized, the contact of avoiding liquid and elastic strip 4 that can also be better prevents to cause elastic strip 4 to appear not sticky condition and takes place.
The third embodiment is substantially the same as the first embodiment in that the elastic strip 4 is applied in a different position, and the same process can be achieved using the above-described process.
Example four,
Referring to fig. 5, the fourth embodiment is substantially the same as the third embodiment, except that a plurality of elastic strips 4 with radian are symmetrically outwards turned and adhered to the middle of the double-layer composite basement membrane, and a plurality of second elastic strips 5 are further arranged on two sides of the middle of the double-layer composite basement membrane. The elastic strips 4 adopt elastic rubber bands, the number of the elastic strips 4 is determined according to actual needs, 4 elastic strips can be arranged in the middle, and 2 elastic strips are arranged on two sides respectively. The fourth embodiment is different from the third embodiment in the arrangement of the elastic strips 4, but the same effect can be achieved.
The method of applying the elastic strip 4 in the fourth embodiment is substantially the same as that in the first embodiment, except that the position of the applied fabric is different, and the method can be realized by adopting the process method.
Examples V,
Referring to fig. 3, this embodiment is substantially the same as the first embodiment, except that an elastic strip detecting device 14 is provided before entering the elastic strip pulling arm fork 11 in step S2, and the elastic strip detecting device 14 can detect whether the elastic ribbon is broken. The servo motor 10 is connected with the elastic strip traction arm fork 11, the balance weight 12 is arranged on the elastic strip traction arm fork 11, and the balance weight 12 is used for balancing the traction arm fork, so that the dynamic characteristic curve of the servo motor 10 is improved, and the torque rigidity of the motor is improved.
The above-mentioned embodiments are only used for explaining the inventive concept of the present invention, and do not limit the protection of the claims of the present invention, and any insubstantial modifications of the present invention using this concept shall fall within the protection scope of the present invention.
Claims (10)
1. A convex vertical bending sanitary towel,
comprises a surface layer, an absorption layer and a bottom film layer which are sequentially glued;
the method is characterized in that:
a plurality of elastic strips with radian are arranged in the middle between the absorption layer and the bottom film layer;
a plurality of second elastic strips are arranged on two sides between the absorption layer and the bottom film layer.
2. A sanitary napkin of the convex rising and bending type as claimed in claim 1, wherein: the middle between the absorption layer and the bottom film layer is provided with a plurality of radian elastic strips which are in cross fit.
3. A convex rising and bending sanitary napkin according to claim 1, wherein: elastic strips with a plurality of radians which are symmetrically turned outwards are arranged in the middle between the absorption layer and the bottom film layer.
4. A convex vertical bending sanitary towel comprises a surface layer, an absorption layer and a bottom film layer which are sequentially glued; the method is characterized in that: the bottom film layer adopts a double-layer composite bottom film, and a plurality of radian elastic strips are arranged in the middle of the double-layer composite bottom film; and a plurality of second elastic strips are arranged on two sides in the middle of the double-layer composite bottom membrane.
5. The convex rising and bending sanitary towel as claimed in claim 4, wherein: the middle of the double-layer composite basement membrane is stuck with a plurality of elastic strips with radian which are in cross fit.
6. The convex rising and bending sanitary napkin according to claim 4, wherein: the basement membrane layer adopts double-deck compound basement membrane, glues in the middle of the double-deck compound basement membrane and is equipped with the elastic strip of a plurality of radians of symmetry evagination.
7. A sanitary napkin of the convex rising and bending type according to claim 1 or 4, wherein: the elastic strip is made of elastic rubber band.
8. A method for applying elastic strips in a convex bending type sanitary towel is characterized in that:
s1, firstly, conveying two surface layer materials to be applied with elastic strips symmetrically through conveying rollers, and applying glue on the joint of the surface layer materials in advance through a small spiral glue spraying gun in the conveying process;
s2, a plurality of elastic strips are led in through each corresponding group of wire wheels, move through each corresponding group of guide rollers in sequence, penetrate through holes in elastic strip traction arm forks, are longitudinally bonded with left fabric at a certain interval along the fabric advancing direction, then the right fabric is covered and bonded to enter a composite pinch roller, the elastic strips are arranged between two surface-coated surface materials and are fixed, the elastic strips longitudinally follow the surface materials and are pulled by the composite pinch roller to do linear motion, the transverse following elastic strip traction arm forks transversely swing according to the frequency and amplitude set by a PLC program, and the longitudinal speed, the transverse amplitude and the frequency of the elastic strips are controlled to form required graph path motion;
s3, pressing and compounding two surface layer materials together through a composite pressing wheel and shaping to obtain a composite fabric clamped with an elastic material, wherein the elastic material is distributed according to a preset shape;
and S4, cooling and shaping the compounded material, and then feeding the cooled and shaped material into the main channel to complete the application of the elastic strip.
9. A sanitary napkin according to claim 8, wherein: and in the step S1, the surface layer material needing to be applied with the rubber band is arranged between the absorption layer and the bottom film layer or between the double-layer composite bottom film.
10. A sanitary napkin according to claim 8, wherein: and in the step S2, an elastic strip detection device is arranged in front of the elastic strip traction arm fork, the elastic strip traction arm fork swings to rotate through a servo motor, and the PLC device controls the servo motor to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210190553.2A CN114557815A (en) | 2022-02-28 | 2022-02-28 | Convex vertical bending type sanitary towel and method for applying elastic strips inside same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210190553.2A CN114557815A (en) | 2022-02-28 | 2022-02-28 | Convex vertical bending type sanitary towel and method for applying elastic strips inside same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114557815A true CN114557815A (en) | 2022-05-31 |
Family
ID=81716781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210190553.2A Pending CN114557815A (en) | 2022-02-28 | 2022-02-28 | Convex vertical bending type sanitary towel and method for applying elastic strips inside same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114557815A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000325391A (en) * | 1999-05-24 | 2000-11-28 | Kao Corp | Absorptive article |
| CN104083255A (en) * | 2014-07-14 | 2014-10-08 | 泉州市汉威机械制造有限公司 | Manufacturing process for elastic waistline device for encircling waist |
| CN204219181U (en) * | 2014-11-07 | 2015-03-25 | 泉州联合纸业有限公司 | A kind of soft encircling type diaper |
| CN206566091U (en) * | 2016-08-24 | 2017-10-20 | 泉州市汉威机械制造有限公司 | A kind of improved sanitary napkin |
| CN206792576U (en) * | 2016-12-27 | 2017-12-26 | 泉州市汉威机械制造有限公司 | A kind of man's amenities |
| CN215131699U (en) * | 2021-07-08 | 2021-12-14 | 诺宸股份有限公司 | Rear leakage prevention sanitary towel |
| CN215131698U (en) * | 2021-07-08 | 2021-12-14 | 诺宸股份有限公司 | Rear leakage prevention sanitary towel |
-
2022
- 2022-02-28 CN CN202210190553.2A patent/CN114557815A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000325391A (en) * | 1999-05-24 | 2000-11-28 | Kao Corp | Absorptive article |
| CN104083255A (en) * | 2014-07-14 | 2014-10-08 | 泉州市汉威机械制造有限公司 | Manufacturing process for elastic waistline device for encircling waist |
| CN204219181U (en) * | 2014-11-07 | 2015-03-25 | 泉州联合纸业有限公司 | A kind of soft encircling type diaper |
| CN206566091U (en) * | 2016-08-24 | 2017-10-20 | 泉州市汉威机械制造有限公司 | A kind of improved sanitary napkin |
| CN206792576U (en) * | 2016-12-27 | 2017-12-26 | 泉州市汉威机械制造有限公司 | A kind of man's amenities |
| CN215131699U (en) * | 2021-07-08 | 2021-12-14 | 诺宸股份有限公司 | Rear leakage prevention sanitary towel |
| CN215131698U (en) * | 2021-07-08 | 2021-12-14 | 诺宸股份有限公司 | Rear leakage prevention sanitary towel |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5199040B2 (en) | Absorbent article and manufacturing method thereof | |
| JP5031082B2 (en) | Method for manufacturing absorbent article | |
| AU2011252511B2 (en) | Highly flexible absorbent laminate and method for producing same | |
| JP4739942B2 (en) | Absorbent articles | |
| US4409049A (en) | Method and apparatus for effecting intermittent securement of a stretched elastic member to a moving web | |
| US20070186403A1 (en) | Method For Applying Elastic Element To A Material Web | |
| US20040112508A1 (en) | Method for producing article | |
| CN105451701B (en) | Absorbent article having an elastic core | |
| WO2013031150A1 (en) | Method of manufacturing absorbent article | |
| JP2011062475A (en) | Absorbent article | |
| US4488923A (en) | Method for producing a fabric having unsecured elastic in areas intermittently disposed along an edge thereof | |
| CN114557815A (en) | Convex vertical bending type sanitary towel and method for applying elastic strips inside same | |
| CN209505157U (en) | A kind of film covering device for damp-prrof packing paper | |
| CN210330916U (en) | Composite core and manufacturing device thereof | |
| US8821149B2 (en) | Web treatment apparatus having center bearer ring | |
| JPH0122362B2 (en) | ||
| JP4330616B2 (en) | Method for manufacturing absorbent article | |
| JP4111657B2 (en) | Absorbent articles | |
| CN219049163U (en) | Three-dimensional laminating sanitary towel | |
| CN219049162U (en) | Three-dimensional laminating sanitary towel | |
| CN218607080U (en) | Vertical bending type sanitary towel | |
| JP2006523168A (en) | Arrangement and method for applying elastic elements to a material web | |
| CN216168315U (en) | Absorption core body of multiple wall | |
| JP2000245772A (en) | Method for manufacturing absorbing article in continuous manufacturing line | |
| US10952905B2 (en) | Absorbent cores and apparatus and methods for producing absorbent cores |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220531 |
|
| RJ01 | Rejection of invention patent application after publication |