CN107095742B - Processing method of paper diaper without hot melt adhesive - Google Patents
Processing method of paper diaper without hot melt adhesive Download PDFInfo
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- CN107095742B CN107095742B CN201710271402.9A CN201710271402A CN107095742B CN 107095742 B CN107095742 B CN 107095742B CN 201710271402 A CN201710271402 A CN 201710271402A CN 107095742 B CN107095742 B CN 107095742B
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- welding
- microwave
- diaper
- sticker
- bottom layer
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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
-
- 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
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Vascular Medicine (AREA)
- Epidemiology (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)
- Details Of Aerials (AREA)
- Absorbent Articles And Supports Therefor (AREA)
Abstract
The invention provides a processing method of a paper diaper without hot melt adhesive, which comprises the following steps: s1: the components of the diaper: the waterproof bottom layer, the absorption core body, the surface absorption layer and the elastic waistline are attached to the positioning plate left and right for positioning and forming, so that a welding assembly is formed; s2: placing the welding assembly in a microwave welding device for microwave welding forming; s3: the welding assembly after welding is finished is transmitted out from the microwave welding device, the diaper is cooled and shaped and then transmitted to the cooling and shaping roller from the positioning groove of the positioning plate, the microwave welding is adopted to replace the hot melt adhesive for adhesion, the adhesion fastness is higher than that of the hot melt adhesive, the air permeability is better, and the skin-friendly performance is better.
Description
Technical Field
The invention relates to a processing method of a paper diaper without hot melt adhesive.
Background
The paper diaper in the prior art is mainly formed by bonding a waterproof bottom layer, an absorption core body, a surface absorption layer, an elastic waistline, left and right patches and hot melt adhesive. Hot melt adhesives are a key combination, and the bond strength depends on the hot melt properties. The hot-melt performance depends on the material configuration. The main component of the used material is a petrochemical product, and has certain harm to human bodies under the action of the temperature of the human bodies.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a processing method of a non-hot-melt adhesive paper diaper, which adopts microwave welding to replace hot melt adhesive bonding, has stronger bonding fastness than that of the hot melt adhesive, and has better air permeability and better skin-friendly property.
In order to achieve the purpose, the technical scheme of the invention provides a processing method of a paper diaper without hot melt adhesive, which comprises the following steps:
s1: the components of the diaper: the waterproof diaper comprises a waterproof bottom layer, an absorption core body, a surface absorption layer, an elastic waistline, a left sticker and a right sticker, wherein the left sticker and the right sticker are attached to a positioning plate for positioning and forming, the positioning plate is provided with a positioning groove matched with the unfolding surface of the diaper, the waterproof bottom layer is laid at the bottommost layer of the positioning groove, the elastic waistline is laid at the upper part of the waterproof bottom layer, the absorption core body is laid above the waterproof bottom layer, the surface absorption layer is laid, the elastic waistline and the absorption core body are clamped between the waterproof bottom layer and the surface absorption layer, and the left sticker and the right sticker are positioned at two end parts of the;
s2, placing a welding assembly in a microwave welding device for microwave welding forming, wherein the microwave welding device comprises a microwave generator, a welding piece supporting base and a shielding cover covering the welding piece supporting base, the microwave generator comprises a switching power supply, a programmable controller, a magnetron and an exciter, the switching power supply is connected with the magnetron, the magnetron is connected with the exciter, the programmable controller is connected with the switching power supply, the exciter is connected with one end of a waveguide, the other end of the waveguide extends into a welding cavity of the shielding cover, the other end of the waveguide is connected with an inner conductor, L type shielding plates are arranged on the left side and the right side of the shielding cover in a sliding mode, guide holes for allowing a horizontal section of the L type shielding plates to penetrate through are formed in the left side wall and the right side wall of the shielding cover, an adjusting structure is arranged between the L type shielding plates and the shielding cover, a welding channel is formed between the L type shielding plates on the two sides, the inner conductor is over against the welding channel, the welding assembly is placed on the welding piece supporting base, the width of the welding channel between the L type shielding plates on the left side and the welding switch is completely opened for microwave welding;
s3: and (4) transmitting the welded assembly after welding out of the microwave welding device, and transmitting the welded assembly to a cooling and shaping roller for shaping from a positioning groove of the positioning plate after the paper diaper is cooled and shaped.
The further improvement is that: and the lower part of the inner conductor is fixedly provided with a microwave radiator.
The further improvement is that: the microwave radiator is a spiral disc-shaped output antenna.
The improved structure is characterized in that the adjusting structure comprises adjusting threaded sleeves which are rotatably arranged on the left side and the right side of the shielding cover, and adjusting lead screws which are horizontally arranged and are matched with the corresponding adjusting threaded sleeves, one ends of the adjusting lead screws are rotatably connected with the L type shielding plate through rotating bearings, the other ends of the adjusting lead screws are free ends, and operating rods are fixedly arranged on the adjusting threaded sleeves.
The invention has the advantages and beneficial effects that: in order to improve the product superiority, air permeability and comfortableness, reduce carbon emission and protect environmental resources, the connection among all the parts of the paper diaper is realized by the microwave welding technology instead of the mode of hot melt adhesive bonding in the prior art, the bonding fastness is stronger than that of the hot melt adhesive, the air permeability is better, and the skin-friendly performance is better.
Drawings
FIG. 1 is a schematic view of a microwave welding apparatus.
The microwave oven comprises a microwave generator 1, a microwave generator 2, an exciter 3, a magnetron 4, a waveguide 5, a welding piece supporting base 6, a shielding cover 7, an L type shielding plate 8, an adjusting screw sleeve 9, an adjusting screw rod 10, an operating rod 11, an inner conductor 12 and a microwave radiator.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
A processing method of a paper diaper without hot melt adhesive comprises the following steps:
s1: the components of the diaper: the waterproof diaper comprises a waterproof bottom layer, an absorption core body, a surface absorption layer, an elastic waistline, a left sticker and a right sticker, wherein the left sticker and the right sticker are attached to a positioning plate for positioning and forming, the positioning plate is provided with a positioning groove matched with the unfolding surface of the diaper, the waterproof bottom layer is laid at the bottommost layer of the positioning groove, the elastic waistline is laid at the upper part of the waterproof bottom layer, the absorption core body is laid above the waterproof bottom layer, the surface absorption layer is laid, the elastic waistline and the absorption core body are clamped between the waterproof bottom layer and the surface absorption layer, and the left sticker and the right sticker are positioned at two end parts of the;
s2, a welding assembly is placed in a microwave welding device for microwave welding molding, as shown in fig. 1, the microwave welding device includes a microwave generator 1, a welding member support base, and a shield 6 covering above the welding support base 5, the microwave generator 1 includes a switching power supply, a programmable controller, a magnetron 3, and an exciter 2, the switching power supply is connected to the magnetron 3, the magnetron 3 is connected to the exciter 2, the programmable controller is connected to the switching power supply, the exciter 2 is connected to one end of a waveguide 4, the other end of the waveguide 4 extends into a welding cavity of the shield 6, the other end of the waveguide 4 is connected to an inner conductor 11, the waveguide 4 is a microwave transmission line for transmitting microwaves, L-type shield plates 7 are slidably disposed on both left and right sides in the shield 6, guide holes for a horizontal segment of the L-type shield plate 7 to pass through are disposed on left and right side walls of the shield 6, an adjusting structure is disposed between the L-type shield plates 7 and the shield 6, a welding channel is formed between the L-type shield plates 7, the inner conductor is disposed on both sides of the welding support base, and the welding channel 82 is completely opened, the welding component, and the welding support base 82 is disposed on the welding support base;
the principle of microwave welding is prior art, and this technical scheme only utilizes the principle of microwave welding to replace original thermosol bonding, therefore the microwave welding principle is no longer repeated herein, in addition because there is the inhomogeneous problem of microwave field in the microwave welding among the prior art, specially improves current microwave welding set, utilizes the regulation of two L type shield plates 7, promptly according to the size of face of weld, adjusts the size of welding passageway and realizes the effective utilization of microwave, in addition through the fixed microwave radiator 12 that is provided with in the lower part of inner conductor 11, microwave radiator 12 is spiral discoid output antenna to enlarge the microwave radiation area, improve the homogeneity of microwave field, the corresponding improvement to the particularity of panty-shape diapers is made.
S3: and (4) transmitting the welded assembly after welding out of the microwave welding device, and transmitting the welded assembly to a cooling and shaping roller for shaping from a positioning groove of the positioning plate after the paper diaper is cooled and shaped.
In order to facilitate the adjustment of the L-type shielding plates 7 on the left and right sides, a preferred embodiment in this embodiment is that the adjusting structure includes an adjusting threaded sleeve 8 rotatably disposed on the left and right sides of the shielding case 6, an adjusting lead screw 9 horizontally disposed and corresponding to the adjusting threaded sleeve 8, one end of the adjusting lead screw 9 is rotatably connected to the L-type shielding plate 7 through a rotating bearing, the other end of the adjusting lead screw 9 is a free end, and an operating rod 10 is fixedly disposed on the adjusting threaded sleeve 8.
While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are included to illustrate the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (1)
1. A processing method of a paper diaper without hot melt adhesive is characterized in that: the method comprises the following steps:
s1: the components of the diaper: the waterproof diaper comprises a waterproof bottom layer, an absorption core body, a surface absorption layer, an elastic waistline, a left sticker and a right sticker, wherein the left sticker and the right sticker are attached to a positioning plate for positioning and forming, the positioning plate is provided with a positioning groove matched with the unfolding surface of the diaper, the waterproof bottom layer is laid at the bottommost layer of the positioning groove, the elastic waistline is laid at the upper part of the waterproof bottom layer, the absorption core body is laid above the waterproof bottom layer, the surface absorption layer is laid, the elastic waistline and the absorption core body are clamped between the waterproof bottom layer and the surface absorption layer, and the left sticker and the right sticker are positioned at two end parts of the;
s2, placing a welding assembly in a microwave welding device for microwave welding forming, wherein the microwave welding device comprises a microwave generator, a welding piece supporting base and a shielding cover covering the welding piece supporting base, the microwave generator comprises a switching power supply, a programmable controller, a magnetron and an exciter, the switching power supply is connected with the magnetron, the magnetron is connected with the exciter, the programmable controller is connected with the switching power supply, the exciter is connected with one end of a waveguide, the other end of the waveguide extends into a welding cavity of the shielding cover, the other end of the waveguide is connected with an inner conductor, L type shielding plates are arranged on the left side and the right side of the shielding cover in a sliding mode, guide holes for allowing a horizontal section of the L type shielding plates to penetrate through are formed in the left side wall and the right side wall of the shielding cover, an adjusting structure is arranged between the L type shielding plates and the shielding cover, a welding channel is formed between the L type shielding plates on the two sides, the inner conductor is over against the welding channel, the welding assembly is placed on the welding piece supporting base, the width of the welding channel between the L type shielding plates on the left side and the welding switch is completely opened for microwave welding;
s3: the welded assembly after welding is transmitted out of the microwave welding device, and the paper diaper is cooled and shaped and then transmitted to a cooling and shaping roller from a positioning groove of a positioning plate for shaping;
the lower part of the inner conductor is fixedly provided with a microwave radiator; the microwave radiator is a spiral disc-shaped output antenna;
adjust the structure including rotate set up in the regulation swivel nut of the shield cover left and right sides, level set up and with corresponding adjust swivel nut matched with regulation lead screw, the one end of adjusting the lead screw with L type shield plate passes through rolling bearing and rotates mutually and connect, the other end of adjusting the lead screw is the free end, it is provided with the action bars to fix on the regulation swivel nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710271402.9A CN107095742B (en) | 2017-04-24 | 2017-04-24 | Processing method of paper diaper without hot melt adhesive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710271402.9A CN107095742B (en) | 2017-04-24 | 2017-04-24 | Processing method of paper diaper without hot melt adhesive |
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| Publication Number | Publication Date |
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| CN107095742A CN107095742A (en) | 2017-08-29 |
| CN107095742B true CN107095742B (en) | 2020-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710271402.9A Active CN107095742B (en) | 2017-04-24 | 2017-04-24 | Processing method of paper diaper without hot melt adhesive |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1169108A (en) * | 1994-10-20 | 1997-12-31 | 普罗克特和甘保尔公司 | Material and method for low temp. soldering connecting absorbent articles |
| JP2010017308A (en) * | 2008-07-09 | 2010-01-28 | Livedo Corporation | Stretchable sheet, absorbent article, and manufacturing method for stretchable sheet |
| CN201426809Y (en) * | 2009-05-07 | 2010-03-24 | 江子龙 | T-shaped paper diaper |
| EP2221034A1 (en) * | 2007-12-07 | 2010-08-25 | Uni-charm Corporation | Disposable pants-shaped article to be worn and method of producing the same |
| CN202086676U (en) * | 2011-05-16 | 2011-12-28 | 王树杨 | Paper diaper |
| CN102896773A (en) * | 2011-07-27 | 2013-01-30 | 新疆天业（集团）有限公司 | Thermoplastic material microwave modified welding device and welding method thereof |
-
2017
- 2017-04-24 CN CN201710271402.9A patent/CN107095742B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1169108A (en) * | 1994-10-20 | 1997-12-31 | 普罗克特和甘保尔公司 | Material and method for low temp. soldering connecting absorbent articles |
| EP2221034A1 (en) * | 2007-12-07 | 2010-08-25 | Uni-charm Corporation | Disposable pants-shaped article to be worn and method of producing the same |
| JP2010017308A (en) * | 2008-07-09 | 2010-01-28 | Livedo Corporation | Stretchable sheet, absorbent article, and manufacturing method for stretchable sheet |
| CN201426809Y (en) * | 2009-05-07 | 2010-03-24 | 江子龙 | T-shaped paper diaper |
| CN202086676U (en) * | 2011-05-16 | 2011-12-28 | 王树杨 | Paper diaper |
| CN102896773A (en) * | 2011-07-27 | 2013-01-30 | 新疆天业（集团）有限公司 | Thermoplastic material microwave modified welding device and welding method thereof |
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| Publication number | Publication date |
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| CN107095742A (en) | 2017-08-29 |
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