WO2009123213A1 - 吸収性物品の製造方法及び吸収性物品の製造装置 - Google Patents
吸収性物品の製造方法及び吸収性物品の製造装置 Download PDFInfo
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- WO2009123213A1 WO2009123213A1 PCT/JP2009/056712 JP2009056712W WO2009123213A1 WO 2009123213 A1 WO2009123213 A1 WO 2009123213A1 JP 2009056712 W JP2009056712 W JP 2009056712W WO 2009123213 A1 WO2009123213 A1 WO 2009123213A1
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- flap
- line
- absorbent article
- continuum
- manufacturing
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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
- A61F13/15756—Applying tabs, strips, tapes, loops; Knotting the ends of pads
Definitions
- the present invention relates to a method for producing an absorbent article and absorptivity comprising a liquid-permeable top sheet, a liquid-impermeable back sheet, and an absorbent body interposed between the top sheet and the back sheet.
- the present invention relates to an article manufacturing apparatus.
- Patent Document 1 a diaper manufacturing method described in Patent Document 1 is known.
- the manufacturing method of this diaper has the following processes.
- the present invention has been made in view of the above-described problems, and the occurrence of problems caused by the fact that the position of the side flaps in the MD direction of the main body line does not coincide with each other without using advanced control. It is an object of the present invention to provide an absorbent article manufacturing method and an absorbent article manufacturing apparatus capable of preventing the above-described problems.
- a feature of the present invention is a method for manufacturing an absorbent article comprising a liquid-permeable top sheet, a liquid-impermeable back sheet, and an absorbent body interposed between the top sheet and the back sheet.
- the engagement members are arranged on both sides of the center line along the conveyance direction of the flap line, and the engagement members are arranged to engage with a predetermined region.
- both side edge portions of the continuum of the flaps is summarized in that folding the center line side along the conveyance direction of the flap line.
- An absorbent article manufacturing method and an absorbent article manufacturing apparatus can be provided.
- FIG. 1 is a diagram for explaining a method for manufacturing an absorbent article according to Embodiment 1-1 of the present invention.
- FIG. 2 is a plan view of the absorbent article according to the 1-1 embodiment of the present invention.
- FIG. 3 is a plan view of the developed absorbent article according to the 1-1 embodiment of the present invention.
- 4 (a) and 4 (b) are diagrams for explaining a method for manufacturing an absorbent article according to Modification 1 of Embodiment 1-1 of the present invention.
- FIGS. 5A and 5B are cross-sectional views of the flap in a state where the absorbent article according to the first modification of the first to first embodiments of the present invention is not deployed.
- FIG. 1 is a diagram for explaining a method for manufacturing an absorbent article according to Embodiment 1-1 of the present invention.
- FIG. 2 is a plan view of the absorbent article according to the 1-1 embodiment of the present invention.
- FIG. 3 is a plan view of the developed absorbent article according to the 1-1
- FIG. 6 is a plan view of the developed absorbent article according to the first modification of the 1-1 embodiment of the present invention.
- FIG. 7 is a plan view of the developed absorbent article according to the first modification of the 1-1 embodiment of the present invention.
- FIG. 8 is a diagram for explaining a method for manufacturing an absorbent article according to Modification 2 of Embodiment 1-1 of the present invention.
- FIG. 9 is a perspective view showing the engaging member arrangement mechanism 210 according to the first to second embodiments of the present invention.
- FIG. 10 is a perspective view showing the side edge folding mechanism 220 according to the first to second embodiments of the present invention.
- FIG. 11 is a perspective view showing a cutting and arranging mechanism 230 according to the 1-2 embodiment of the present invention.
- FIG. 12 is a perspective view showing the overall structure of the absorbent article according to the embodiment 2-1 of the present invention.
- FIG. 13 is a plan view of an absorbent article according to Embodiment 2-1 of the present invention.
- FIG. 14 is a developed plan view of an absorbent article according to the embodiment 2-1 of the present invention.
- FIG. 15 is a view for explaining the method for manufacturing an absorbent article according to the embodiment 2-1 of the present invention.
- FIG. 16 is a plan view of an absorbent article according to the embodiment 2-2 of the present invention.
- FIG. 17 is a developed plan view of an absorbent article according to the embodiment 2-2 of the present invention.
- FIG. 18 is a diagram for explaining a manufacturing method for absorbent articles according to the embodiment 2-2 of the present invention.
- FIG. 18 is a diagram for explaining a manufacturing method for absorbent articles according to the embodiment 2-2 of the present invention.
- FIG. 19 is a perspective view showing an engaging member arrangement mechanism 1210 according to the second to third embodiments of the present invention.
- FIG. 20 is a perspective view showing a side edge folding mechanism 1220 according to the second to third embodiments of the present invention.
- FIG. 21 is a perspective view showing a cutting and arranging mechanism 1230 according to the second to third embodiments of the present invention.
- FIG. 22 is a perspective view showing a cutting arrangement mechanism 1250 according to a modified example of the embodiment 2-3 of the present invention.
- FIG. 23 is a diagram for explaining a method for manufacturing an absorbent article according to Embodiment 3-1 of the present invention.
- 24 (a) and 24 (b) are diagrams for explaining a flap joining step in the method for manufacturing an absorbent article according to the 3-1 embodiment of the present invention.
- FIG. 25 is a diagram for explaining a manufacturing method for absorbent articles according to Modification 1 of Embodiment 3-1 of the present invention.
- FIG. 26 is a diagram for explaining a manufacturing method for absorbent articles according to Modification 2 of Embodiment 3-1 of the present invention.
- FIG. 27 is a diagram for explaining a manufacturing method for absorbent articles according to Modification 3 of Embodiment 3-1 of the present invention.
- FIG. 28 is a diagram for explaining a manufacturing method for absorbent articles according to Modification 4 of Embodiment 3-1 of the present invention.
- FIG. 29 is a diagram for explaining a manufacturing method for absorbent articles according to Modification 5 of Embodiment 3-1 of the present invention.
- FIG. 30 is a diagram for explaining a manufacturing method for absorbent articles according to Modification 6 of Embodiment 3-1 of the present invention.
- FIG. 31 is a diagram for explaining a manufacturing method for absorbent articles according to Modification 7 of Embodiment 3-1 of the present invention.
- FIG. 32 is a perspective view showing an engaging member arrangement mechanism 2310 according to Embodiment 3-2 of the present invention.
- FIG. 33 is a perspective view showing a folded portion forming mechanism 2320 according to the 3-2 embodiment of the present invention.
- FIG. 34 is a perspective view showing a joining mechanism 2330 according to the 3-2 embodiment of the present invention.
- the liquid-permeable top sheet 12b, the liquid-impermeable back sheet 12a, the top sheet 12b, and the back sheet 12a An absorbent article (see FIG. 2 and FIG. 3) including the absorbent body 10 interposed therebetween can be manufactured.
- FIG. 2 is a view showing a state in which the engaging members 30a and 30b are locked to the flap 20 main body and temporarily fixed in the open type diaper manufactured by the method for manufacturing an absorbent article according to the present embodiment. is there.
- FIG. 3 shows a state where the engagement members 30a and 30b are disengaged from the main body of the flap 20 and the flap 20 is open in the open type diaper manufactured by the method for manufacturing an absorbent article according to the present embodiment.
- step S11 in the continuous body 120 of the long flap continuously conveyed on the flap line, the engagement members 30a and 30b that can engage with predetermined regions on both sides of the center line C along the MD direction of the flap line. Place.
- the engaging members 30a and 30b are joined to the side edges 40a and 40b of the flap continuum 120 at predetermined intervals.
- a hooked member male member
- a hooked member female member
- the predetermined region of the front waistline member plays the role of the hooked member without receiving the hooked member separately.
- step S12 the side edges 40a and 40b of the flap continuum 120 are folded back to the center line C side on the flap line. Specifically, as shown in the B-B ′ cross-sectional view, both side edges 40 a and 40 b of the flap continuum 120 are folded back to the upper side of the flap continuum 120 on the flap line.
- the engagement members 30a and 30b are temporarily fixed by locking the flap continuum 120 to the flap continuum 120. Further, temporary fastening may be performed by embossing the folded portions 50a and 50b formed by folding the side edges 40a and 40b of the flap 20 and overlapping the flap 20.
- the flap 20 is formed by cutting the flap continuum 120 at predetermined intervals along the direction (CD direction) intersecting the MD direction of the flap line on the flap line.
- step S21 the pulp sheet is pulverized by a pulverizer to produce pulverized pulp, and the superabsorbent polymer (SAP) is mixed when the pulverized pulp passes through the pulp supply duct.
- SAP superabsorbent polymer
- the absorbent core 1 is formed by laminating a mixture of the pulverized pulp and the superabsorbent polymer supplied from the pulp supply duct into a predetermined shape using a lamination drum.
- step S22 the absorbent core 1 is placed at predetermined intervals in the MD direction of the main body line on the sheet-like tissue 2a that is continuously conveyed in the MD direction of the main body line.
- a sheet-like tissue 2b continuously conveyed in the MD direction of the main body line is superimposed on the tissue 2a on which the plurality of absorbent cores 1 are placed along the MD direction of the main body line.
- step S23 a surface sheet (liquid permeable) 12b continuously conveyed in the MD direction of the main body line is overlapped and joined on the sheet-like tissue 2b, and the MD of the main body line is joined under the sheet-like tissue 2a.
- the back sheet (liquid imperviousness) 12a continuously conveyed in the direction is stacked and joined.
- step S24 the leak-proof wall 3 formed by another member is attached to both side ends of the absorbent body main body 10 along the MD direction of the main body line.
- step S25 on the continuous body 110 of the long absorbent article continuously conveyed on the main body line, the center line C was formed in step S13 at predetermined intervals so as to follow the MD direction of the main body line.
- a flap 20 is arranged.
- the flap 20 formed in step S13 on the flap line is joined to the continuous body 110 of absorbent articles with a thermoplastic resin.
- thermoplastic resin may be applied to the entire back surface side of the flap 20, or the thermoplastic resin may be applied only to a part of the back surface side of the flap 20.
- the flap 20 may be bonded to the absorbent article continuous body 110 by an embossing roller, ultrasonic thermocompression bonding, or the like.
- step S26 the continuous body 110 of absorbent articles is cut along the CD direction of the main body line at predetermined intervals on the main body line.
- the position of the side flaps in the MD direction of the main body line does not coincide with each other without using advanced control. It is possible to prevent the occurrence of problems caused by the above.
- the flap 20 having an integrated form constituting the left and right side flaps is made continuous with the absorbent article. Since it arrange
- the portions other than the side edges 40a and 40b of the flap 20 are joined to the absorbent article continuous body 110. Since it can be set as a region, the bonding strength between the flap 20 and the continuous body 110 of the absorbent article can be kept strong, and the problem that the thermoplastic resin that occurs when the bonding region is small protrudes. be able to.
- an absorbent article according to the 1-1 embodiment of the present invention, it is formed by folding both side edges of the flap 20 and overlapping the flap 20 on the main body line. Since the parts 50a and 50b are locked on the continuous body 110 of absorbent articles, it is possible to prevent the parts 50a and 50b from turning over during conveyance on the main body line.
- an absorbent article having a pair of side flaps protruding from the absorbent body is manufactured without being restricted by the product form. be able to.
- step S12 the side edges 41a and 41b of the flap continuum 120 are folded back a plurality of times on the flap line.
- FIG. 6 shows a developed view of the absorbent article manufactured when the side edges 41a and 41b of the flap continuum 120 are folded twice on the flap line in step S12
- FIG. 7 shows step S12.
- Fig. 2 shows a developed view of the absorbent article manufactured when the side edges 41a and 41b of the flap continuum 120 are folded three times on the flap line.
- the length of the flap 20 in the CD direction of the main body line can be ensured compared to the length of the absorbent body 10 in the CD direction of the main body line.
- Modification 2 With reference to FIG. 8, the manufacturing method of the absorbent article which concerns on the modification 2 of 1-1st embodiment of this invention is demonstrated.
- the manufacturing method of the absorbent article according to the modified example 2 of the present invention will be described focusing on the difference from the manufacturing method of the absorbent article according to the 1-1 embodiment of the present invention.
- step S11 the engagement member 32a, 32b that can be engaged with a predetermined area on both sides of the center line C along the MD direction of the flap line in the continuous body 120 of the long flap continuously conveyed on the flap line. Place.
- the engagement members 32a and 32b are arranged at predetermined intervals on both sides of the vicinity of the center line C along the MD direction of the flap line.
- step S12 the side edges 42a and 42b of the flap continuum 120 are folded back toward the center line C on the flap line. Specifically, as shown in the B-B ′ cross-sectional view, both side edges 42 a and 42 b of the flap continuum 120 are folded back to the upper side of the flap continuum 120 on the flap line.
- temporary folding may be performed by embossing the folded portions 52a and 52b of the flap 20.
- step S12A a cutable line (perforation) 42 that can bisect the flap continuum 120 along the center line C is formed in the flap continuum 120.
- the flap 20 is formed by cutting the flap continuum 120 at predetermined intervals along the direction (CD direction) intersecting the MD direction of the flap line on the flap line.
- step S25 of the main body line the flap 20 formed in step S13 is turned upside down on the flap line, and then joined to the absorbent article continuous body 110 with a thermoplastic resin.
- the absorbent article manufacturing apparatus includes an engagement member arrangement mechanism 210, a side edge folding mechanism 220, and a cutting arrangement mechanism 230.
- FIG. 9 is a perspective view showing the engaging member arrangement mechanism 210 according to the first to second embodiments of the present invention.
- the engagement member arrangement mechanism 210 has a predetermined area on both sides of the center line C along the MD direction of the flap line in the flap continuum 120 on the flap line (step 11 described above).
- the engaging members 30a and 30b that can be engaged with each other are disposed.
- the engagement member arrangement mechanism 210 arranges the engagement members 30a and 30b at both side edges 40a and 40b of the flap continuum 120.
- the engaging member arrangement mechanism 210 is roughly constituted by an upper blade roll 211, a lower blade roll 212, and a transfer roll 213.
- the upper blade roll 211, the lower blade roll 212, and the transfer roll 213 rotate around a support shaft (not shown).
- the upper blade roll 211 has two blades 211A that cut the continuous member 140 of the engaging member.
- the peripheral speed (V 1 ) of the upper blade roll 211 is substantially the same as the peripheral speed (V 2 ) of the lower blade roll 212.
- the peripheral speed (V 1 ) of the upper blade roll 211 is faster than the speed (V 3 ) at which the continuous body 140 of two engaging members is supplied to the lower blade roll 212 by a drive roll (not shown). .
- the peripheral speed (V 1 ) of the upper blade roll 211 is substantially the same as the conveyance speed (V 4 ) of the flap continuum 120 continuously conveyed by a drive roll (not shown), or the conveyance speed of the flap continuum 120. Slower than (V 4 ).
- the lower blade roll 212 has two receiving blades 212A that cut the continuous member 140 of the engaging member by contacting the blade 211A.
- the lower blade roll 212 is formed with a plurality of suction holes 212B for sucking the continuous member 140 of the engaging member.
- the lower blade roll 212 rotates in the reverse direction with respect to the upper blade roll 211.
- the circumferential speed (V 2 ) of the lower blade roll 212 is substantially the same as the circumferential speed (V 1 ) of the upper blade roll 211 as described above.
- the transfer roll 213 transfers (sticks) the engaging members 30a and 30b cut by the upper blade roll 211 and the lower blade roll 212 onto the flap continuum 120 between the lower blade roll 212 and the transfer roll 213.
- the peripheral speed (V 5 ) of the transfer roll 213 is substantially the same as the conveyance speed (V 4 ) of the flap continuum 120. That is, the peripheral speed of the transfer roll 213 (V 5) is substantially the same as the peripheral speed of the upper blade roll 211 described above peripheral speed of (V 1) and the lower blade roll 212 (V 2), or, of the upper blade roll 211 It is faster than the peripheral speed (V 1 ) and the peripheral speed (V 2 ) of the lower blade roll 212.
- FIG. 10 is a perspective view showing the side edge folding mechanism 220 according to the first to second embodiments of the present invention.
- the side edge folding mechanism 220 folds both side edges 40a and 40b of the flap continuum 120 toward the center line C along the MD direction of the flap line.
- the side edge folding mechanism 220 is generally configured by a large-diameter roll 221, a transport roll 222, a folding center bar 223, and a guide roll 224.
- the large-diameter roll 221, the transport roll 222, and the guide roll 224 rotate around a support shaft (not shown).
- the large-diameter roll 221 is in contact with the central region 120C of the flap continuum 120 (on the side of the center line C with respect to the side edges 40a and 40b), and raises the side edges 40a and 40b together with the guide roll 224 described later.
- the transport roll 222 transports the flap continuum 120 in a substantially horizontal state.
- the flap continuum 120 is transported in a substantially horizontal state by driving the transport roll 222.
- the folding center bar 223 holds the folding position along the MD direction of the flap line when folding the side edges 40a and 40b.
- the folding center bar 223 extends in the MD direction of the flap line and is provided substantially parallel to the flap continuum 120 conveyed by the conveyance roll 222.
- the guide roll 224 guides the side edges 40a and 40b in order to turn the side edges 40a and 40b back to the center line C side.
- the guide roll 224 includes a guide roll 224A, a guide roll 224B, a guide roll 224C, a guide roll 224D, and a guide roll 224E.
- the both side edges 40a and 40b are turned up through the folding center bar 223 and folded. That is, from the guide roll 224A to the guide roll 224E, the inclination angles of the side edges 40a and 40b with respect to the central region 120C of the flap continuum 120 gradually decrease.
- embossing or the like is performed on the folded portions 50a, 50b.
- Temporary fixing may be performed by applying.
- FIG. 11 is a perspective view showing a cutting and arranging mechanism 230 according to the 1-2 embodiment of the present invention.
- the cutting arrangement mechanism 230 forms the flap 20 by cutting the flap continuum 120 along the CD direction of the flap line. Moreover, the cutting
- the cutting arrangement mechanism 230 is roughly constituted by an upper blade roll 231, a lower blade roll 232, and a transfer roll 233.
- the upper blade roll 231 has two blades 231A for cutting the flap continuum 120.
- the lower blade roll 232 has two receiving blades 232A that cut the flap continuum 120 by contacting the blade 231A.
- the lower blade roll 232 is formed with a plurality of suction holes 232B for sucking the flap continuum 120.
- the configurations of the upper blade roll 231, the lower blade roll 232, and the transfer roll 233 are the same as those of the upper blade roll 211, the lower blade roll 212, and the transfer roll 213 in the engagement member arrangement mechanism 210 described above. Therefore, the description of the cutting arrangement mechanism 230 is omitted.
- Patent Document 1 a diaper manufacturing method described in Patent Document 1 is known.
- Such a diaper manufacturing method includes the following steps. (1) The process of arrange
- Patent Document 1 Japanese Patent Application Laid-Open No. 2003-102777 (Disclosure of Invention)
- the above-described diaper manufacturing method has a problem that the product form is limited to a product form such that the product form is substantially T-shaped.
- the continuous web-like long web is cut alternately in a nested manner, so after cutting, the diaper will be transported in a non-continuous state, There was a problem of an unstable conveyance state.
- An object of the present invention is to provide a method for manufacturing an absorbent article and an apparatus for manufacturing the absorbent article.
- a feature of the present invention is a method of manufacturing an absorbent article comprising a front waistline member, a rear waistline member, the front waistline member, and a crotch member connecting the rear waistline member, which is continuous on a flap line.
- an absorbent article that can suppress waste of material when forming side flaps without using a complicated process by realizing a stable conveyance state.
- the manufacturing method and absorbent article manufacturing apparatus can be provided.
- Absorbent articles (see FIGS. 12 to 14) including (absorber body) 1010 can be manufactured.
- FIG. 12 is a perspective view showing an entire structure of an open type diaper (absorbent article) manufactured by the method for manufacturing an absorbent article according to the present embodiment.
- FIG. 13 is a diagram illustrating a state in which the engaging members 1040a and 1040b are temporarily locked to the main body of the flap 1030 in the open type diaper manufactured by the method for manufacturing an absorbent article according to the present embodiment. is there.
- FIG. 14 is a diagram showing a state in which the flap 1030 (the folded portions 1051a and 1051b) is open in the open type diaper manufactured by the method for manufacturing an absorbent article according to the present embodiment.
- a flap line that conveys a continuous body 1130 of a long flap and an absorption that transports a continuous body 1110 of a long crotch member. It is assumed that a body line and a main body line that conveys a continuous body 1120b of a pair of long front waistline members and a continuous body 1120a of a rear waistline member are used.
- the MD direction (conveyance direction) of the flap line, the MD direction of the main body line, and the MD direction of the absorber line are described, an example is described. The present invention is not limited to such examples.
- step S1011 the pulp sheet is pulverized by a pulverizer to generate pulverized pulp, and the superabsorbent polymer (SAP) is mixed when the pulverized pulp passes through the pulp supply duct.
- SAP superabsorbent polymer
- the absorbent core 1001 is formed by laminating a mixture of the pulverized pulp and the superabsorbent polymer supplied from the pulp supply duct into a predetermined shape using a lamination drum.
- step S1012 the absorbent core 1001 is placed at predetermined intervals in the MD direction of the absorber line on the sheet-like tissue 1002a that is continuously conveyed in the MD direction of the absorber line.
- a sheet-like tissue 1002b continuously conveyed in the MD direction of the absorber line is superposed on the tissue 1002a on which the plurality of absorber cores 1001 are placed along the MD direction of the absorber line.
- step S1013 a surface sheet (liquid permeable) 1012b continuously conveyed in the MD direction of the absorbent body line is overlapped and joined on the sheet-like tissue 1002b, and the absorbent body line is placed under the sheet-like tissue 1002a.
- the back sheet (liquid imperviousness) 1012a continuously conveyed in the MD direction is stacked and joined.
- step S1014 the leak-proof wall 1003 formed by another member is attached to both side ends of the crotch member 1010 along the MD direction of the absorber line.
- step S1015 the crotch member (absorber body) continuous body 1110 continuously transported in the MD direction of the absorber line is transported by the rotation of the rotating drum, and the cutter roll disposed opposite to the outer peripheral surface of the rotating drum.
- the crotch member 1010 is formed by cutting along the CD direction at predetermined intervals.
- step S1021 in the long flap continuum 1130 that is continuously conveyed on the flap line, on the both sides of the center line C along the MD direction of the flap line, the engagement that can be engaged with a predetermined region of the front waistline member 1020b.
- Joint members 1040a and 1040b are arranged.
- the engaging members 1040a and 1040b are joined to the side edges 1050a and 1050b of the flap continuum 1130 at predetermined intervals.
- a hooked member male member
- a hooked member female member
- the predetermined region itself of the front waistline member 1020b plays the role of the hooked member without receiving the hooked member separately.
- step S1022 on the flap line, the side edge portions 1050a and 1050b of the flap continuum 1130 are folded back to the center line C side, and the engaging members 1040a and 1040b disposed on the side edge portions 1050a and 1050b are The flap is continuously fixed to the flap continuum 1130.
- both side edges 1050a of the flap continuum 1130 are set so that the width of the flap 1030 in the direction intersecting the center line C is shorter than the cutting interval between the front waistline member 1120b and the rear waistline member 1120a. 1050b is turned back to the center line C side.
- the flap 1030 is formed by cutting the flap continuum 1130 at predetermined intervals along the direction (CD direction) intersecting the MD direction of the flap line on the flap line.
- a predetermined shape for example, a curved shape along the footstep
- a notch may be formed.
- a notch portion having a predetermined shape is formed in a part of both side edge portions 1050a and 1050b temporarily fixed to the flap 1030. May be.
- a continuous body of a pair of elongated waistline members (a front waistline member continuum 1120b and a back waistline member continuum 1120a) is generated from the nonwoven fabric and conveyed in the MD direction of the main body line.
- the front waistline member continuum 1120b and the rear waistline member continuum 1120a may have elasticity.
- step S32 between the continuous body 1120b of the long front waistline member continuously conveyed on the main body line and the continuous body 1120a of the long rear waistline member, they are separated from each other in the MD direction of the main body line.
- the crotch member 1010 formed in step S1015 is disposed on the absorber line.
- step S1033 the flap 1030 formed in step S1023 is disposed on the continuum 1120a of the rear waistline member so that the center line C is orthogonal to the MD direction of the main body line on the main body line.
- each of the flaps 1030 corresponds to each of the regions 1020A constituting one absorbent article (rear waistline member 1020a) in the rear waistline member continuum 1120a on the main body line.
- the flap 1030 and the continuous body 1120a of the rear waistline member are joined.
- step S1023 After the flap 1030 formed in step S1023 is rotated by 90 ° on the flap line, it is joined to the continuous body 1120a of the rear waistline member by a thermoplastic resin.
- thermoplastic resin may be applied to the entire back surface side of the flap 1030, or the thermoplastic resin may be applied only to a part of the back surface side of the flap 1030.
- the flap 1030 may be joined to the rear waistline member continuum 1120a by an embossing roller, ultrasonic thermocompression bonding, or the like. Further, in step S1033, the flap 1030 may be disposed on the rear waistline member continuous body 1120a so as to cover the end of the crotch member 1010.
- step S1034 the front waistline member continuum 1120b and the back waistline member continuum 1120a are cut along the CD direction of the body line at predetermined intervals on the body line.
- the front waistline member continuum so that the length L3 of the front waistline member 1020b in the width direction of the absorbent article is equal to the length L2 of the rear waistline member 1020a in the width direction of the absorbent article. 1120b and the continuous body 1120a of the rear waistline member are cut.
- the width L1 of the flap 1030 in the direction intersecting the center line C is shorter than a predetermined length interval (pitch) L2 that is a cutting interval between the front waistline member continuum 1120b and the rear waistline member continuum 1120a.
- the present invention is not limited to such an example, and the front waistline includes a flap 1030 in which engaging members 1040a and 1040b that can be engaged with predetermined regions of the rear waistline member 1020a are arranged.
- the present invention can also be applied to an example configured to be disposed on the continuous member 2120b.
- the absorbent article having a pair of side flaps protruding from the absorbent body without being restricted by the product form. Can be manufactured.
- the crotch member 1010 can be continuously conveyed on the main body line, so that a stable conveyance state can be realized.
- the absorbent article can be folded without performing a complicated process.
- the flap 1030 is fixed by the engaging members 1040a and 1040b, it can be prevented from turning over during conveyance. .
- the width L1 in the direction intersecting the center line C in the flap 1030 is shorter than the predetermined long interval (pitch) L2, and therefore the main body Cutting of both edge portions 1050a and 1050b of the flap 1030 due to cutting deviation in the line can be prevented.
- the front waistline member continuum 1120b and the rear waistline member continuum 1120a are continuously conveyed. Since the end of the continuum 1120b and the end of the continuum 1120a of the rear waistline member can be easily folded and overlapped, the overlapped continuum 1120b of the front waistline member and the continuum 1120a of the rear waistline member are simultaneously cut.
- An open type diaper and a pant type diaper can be manufactured by the same cutting process. Therefore, an open-type diaper and a pants-type diaper can be manufactured without changing the cutting process and the cutting cutter itself.
- such a flap 1030 is arranged on the rear waistline member continuum 1120a so as to cover the end of the crotch member 1010. Therefore, it is possible to prevent the SAP and pulverized pulp constituting the absorbent core 1001 from leaking.
- the portions other than the both edge portions 1050a and 1050b of the flap 1030 can be used as the joining region between the rear waistline member 1020a. Accordingly, the bonding strength between the flap 1030 and the rear waistline member 1020a can be kept strong, and the problem that the thermoplastic resin generated when the bonding region is small can be solved.
- FIG. 16 is a view showing a state where the engaging members 1041a and 1041b are locked to the rear waistline member 1020a and temporarily fixed in the open type diaper manufactured by the method for manufacturing an absorbent article according to the present embodiment. It is.
- FIG. 17 is a view showing a state in which a cutable line (perforation) 1050 described later is broken and a flap 1030 is opened in an open type diaper manufactured by the method for manufacturing an absorbent article according to the present embodiment. It is.
- the steps performed on the absorber line are the same as the steps performed on the absorber line in the method of manufacturing an absorbent article according to the above-described embodiment 2-1, and thus the description thereof is omitted. To do.
- step S1021A in the long flap continuum 1130 that is continuously conveyed on the flap line, on both sides of the center line C along the MD direction of the flap line, the engagement that can be engaged with a predetermined region of the front waistline member 1020b.
- the combined members 1041a and 1041b are arranged.
- the engaging members 1041a and 1041b are arranged at predetermined intervals on both sides of the vicinity of the center line C along the MD direction of the flap line.
- one engaging member may be disposed across both sides of the center line C. .
- step S1022A the side edges 1050a and 1050b of the flap continuum 1130 are folded back to the center line C side on the flap line. Specifically, as shown in the B-B ′ cross-sectional view, both side edge portions 1050 a and 1050 b of the flap continuum 1130 are folded back to the upper side of the flap continuum 1130 on the flap line.
- temporary folding may be performed by embossing the folded portions 1051a and 1051b of the flap 1030.
- step S1022B in the flap continuum 1130, a cutable line (perforation) 1050 that can bisect the flap continuum 1130 along the center line C is formed.
- the cuttable line 1050 may be formed in steps S1021A, S1022A, and S1023.
- the cuttable line 1050 may be linear or curved as long as it is along the center line C.
- a notch portion having a predetermined shape may be formed in a part of the region near the center line C described above.
- steps S1031 and S1032 are the same as steps S1031 and S1032 in the method for manufacturing an absorbent article according to the above-described 2-1 embodiment, and thus the description thereof is omitted.
- step S1033A the flap 1030 formed in step S1023 is placed on the continuum 1120a of the rear waistline member so that the center line C is orthogonal to the MD direction of the main body line on the main body line.
- the flap 1030 formed in step S1023 on the flap line is rotated by 90 ° and turned upside down, and then joined to the continuous body 1120a of the rear waistline member by a thermoplastic resin.
- each of the flaps 1030 corresponds to each of the regions 1020A constituting one absorbent article (rear waistline member 1020a) in the rear waistline member continuum 1120a on the main body line.
- the flap 1030 and the continuous body 1120a of the rear waistline member are joined.
- step S1033 it is preferable that the flap 1030 is joined to the continuum 1120a of the rear waistline member by an embossing roller, thermocompression bonding using ultrasonic waves, or the like.
- a thermoplastic resin may be applied to the entire back side corresponding to the folded portions 1051a and 1051b of the flap 1030, or thermoplastic only to a part of the back side corresponding to the folded portions 1051a and 1051b of the flap 1030.
- a resin may be applied.
- step S1034 the front waistline member continuum 1120b and the back waistline member continuum 1120a are cut along the CD direction of the body line at predetermined intervals on the body line.
- the front waistline member continuum so that the length L3 of the front waistline member 1020b in the width direction of the absorbent article is equal to the length L2 of the rear waistline member 1020a in the width direction of the absorbent article. 1120b and the continuous body 1120a of the rear waistline member are cut.
- the width L1 of the flap 1030 in the direction intersecting the center line C is shorter than a predetermined length interval (pitch) L2 that is a cutting interval between the front waistline member continuum 1120b and the rear waistline member continuum 1120a.
- the cuttable line 1050 is formed along the center line of the flap 1030, and the flap 1030 is not divided into two. Therefore, it is possible to prevent a situation in which the sheet is turned up during conveyance on the main body line.
- the absorbent article manufacturing apparatus includes an engagement member arrangement mechanism 1210, a side edge folding mechanism 1220, and a cutting arrangement mechanism 1230.
- FIG. 19 is a perspective view showing an engaging member arrangement mechanism 1210 according to the second to third embodiments of the present invention.
- the engagement member arrangement mechanism 1210 is a center line along the MD direction of the flap line in the continuous flap 1130 that is continuously conveyed on the flap line (step S ⁇ b> 21 described above).
- engaging members 1042a and 1042b that can engage with a predetermined region are arranged.
- the engagement member arrangement mechanism 1210 arranges the engagement members 1042a and 1042b at both side edges 1050a and 1050b of the flap continuum 1130.
- the engaging member arrangement mechanism 1210 is roughly constituted by an upper blade roll 1211, a lower blade roll 1212, and a transfer roll 1213.
- the upper blade roll 1211, the lower blade roll 1212, and the transfer roll 1213 rotate around a support shaft (not shown).
- the upper blade roll 1211 has two blades 1211A that cut the continuous member 1140 of the engaging member.
- the peripheral speed (V 1 ) of the upper blade roll 1211 is substantially the same as the peripheral speed (V 2 ) of the lower blade roll 1212.
- the peripheral speed (V 1 ) of the upper blade roll 1211 is faster than the speed (V 3 ) at which the continuous body 1140 of two engaging members is supplied to the lower blade roll 1212 by a drive roll (not shown). .
- the peripheral speed (V 1 ) of the upper blade roll 1211 is substantially the same as the conveyance speed (V 4 ) of the flap continuum 1130 continuously conveyed by the drive roll (not shown), or the conveyance speed of the flap continuum 1130. Slower than (V 4 ).
- the lower blade roll 1212 has two receiving blades 1212A for cutting the engaging member continuous body 1140 by contacting the blade 1211A.
- the lower blade roll 1212 is formed with a plurality of suction holes 1212B for sucking the continuous member 1140 of the engaging members.
- the lower blade roll 1212 rotates in the reverse direction with respect to the upper blade roll 1211. As described above, the peripheral speed (V 2 ) of the lower blade roll 1212 is substantially the same as the peripheral speed (V 1 ) of the upper blade roll 211.
- the transfer roll 1213 transfers (sticks) the engaging members 1042a and 1042b cut by the upper blade roll 1211 and the lower blade roll 1212 onto the flap continuum 1130 between the lower roll 1212 and the transfer roll 1213.
- the peripheral speed (V 5 ) of the transfer roll 1213 is substantially the same as the conveyance speed (V 4 ) of the flap continuum 1130. That is, the peripheral speed of the transfer roll 1213 (V 5) is substantially the same as the peripheral speed of the upper blade roll 1211 the above-mentioned (V 1) and the peripheral speed of the lower blade roll 1212 (V 2), or, of the upper blade roll 1211 It is faster than the peripheral speed (V 1 ) and the peripheral speed (V 2 ) of the lower blade roll 1212.
- FIG. 20 is a perspective view showing a side edge folding mechanism 1220 according to the second to third embodiments of the present invention.
- the side edge folding mechanism 1220 folds both side edge portions 1050a and 1050b of the flap continuum 1130 toward the center line C along the MD direction of the flap line.
- the side edge folding mechanism 1220 is generally constituted by a large-diameter roll 1221, a transport roll 1222, a folding center bar 1223, and a guide roll 1224.
- the large-diameter roll 1221, the transport roll 1222, and the guide roll 1224 rotate around a support shaft (not shown).
- the large-diameter roll 1221 is in contact with the central region 1120C of the flap continuum 1130 (on the side of the center line C relative to the side edge portions 1050a and 1050b), and rises on both side edge portions 1050a and 1050b together with the guide roll 1224 described later.
- the transport roll 1222 transports the flap continuum 1130 in a substantially horizontal state. That is, the flap continuum 1130 is transported in a substantially horizontal state by driving the transport roll 1222.
- the folding center bar 1223 holds the folding position along the MD direction of the flap line when folding the side edge portions 1050a and 1050b.
- the folding center bar 1223 extends in the MD direction of the flap line and is provided substantially parallel to the flap continuum 1130 conveyed by the conveyance roll 1222.
- the guide roll 1224 guides the side edge portions 1050a and 1050b in order to fold back the side edge portions 1050a and 1050b to the center line C side.
- the guide roll 1224 includes a guide roll 224A, a guide roll 224B, a guide roll 224C, a guide roll 224D, and a guide roll 224E.
- the two side edges 1050a and 1050b are turned up through the folding center bar 1223 and folded. That is, from the guide roll 224A to the guide roll 224E, the inclination angles of the side edge portions 1050a and 1050b with respect to the central region 1120C of the flap continuum 1130 gradually decrease.
- Temporary fixing may be performed by embossing the folded portions 1051a and 1051b formed by overlapping 1030.
- FIG. 21 is a perspective view showing a cutting and arranging mechanism 1230 according to the second to third embodiments of the present invention.
- the cutting arrangement mechanism 1230 forms the flap 1030 by cutting the flap continuum 1130 at a predetermined length interval along the CD direction of the flap line. Moreover, the cutting arrangement mechanism 1230 arranges the flap 1030 on the continuum 1120a of the rear waistline member so that the center line C is orthogonal to the MD direction of the main body line.
- the cutting arrangement mechanism 1230 is roughly constituted by a continuous body cutting roll 1231 and a rotating drum 1232.
- the continuous body cutting roll 1231 includes a blade roll 1231A having a blade (not shown) and a receiving blade roll 1231B having a receiving blade (not shown).
- the peripheral speed (V 8 ) of the blade roll 1231A is substantially the same as the peripheral speed (V 9 ) of the receiving blade roll 1231B.
- the rotary drum 1232 has a plurality of suction pads 1233 that suck the flaps 1030 cut by the blade roll 1231A and the receiving blade roll 1231B.
- the rotating drum 1232 rotates around the support shaft 232A to place the flap 1030 adsorbed by the adsorbing pad 1233 on the rear waistline member continuum 1120a.
- the peripheral speed (V 10 ) of the rotating drum 1232 is substantially the same as the conveyance speed (V 11 ) of the front waistline member continuum 1120b and the rear waistline member continuum 1120a.
- the rotating drum 1232 rotates the suction pad 1233 by 90 degrees by a rotating mechanism (not shown) while the suction pad 1233 is conveyed to above the continuous body 1120a of the rear waistline member.
- the cutting arrangement mechanism 1230 rotates the flap 1030 by 90 ° and upside down, and then joins it to the continuum 1120a of the rear waistline member.
- FIG. 22 is a perspective view showing a cutting arrangement mechanism 1250 according to the modified example.
- the same parts as those in the cutting and arranging mechanism 1230 according to the above-described second to third embodiments are denoted by the same reference numerals, and different parts will be mainly described.
- the flap 30 is disposed on the continuum 1120a of the rear waistline member so that the center line C is orthogonal to the MD direction of the main body line on the main body line.
- the flap 1030 is rotated 90 ° and turned upside down, and then the flap 1030 is joined onto the rear waistline member continuum 1120a.
- the flap 1030 is joined on the continuous body 1120a of the rear waistline member without rotating the flap 1030 and turning it upside down.
- the cutting arrangement mechanism 1250 forms a flap 1030 by cutting a flap continuum 1130 at predetermined intervals. Moreover, the cutting
- the cutting arrangement mechanism 1250 cuts the flap continuum 1130 carried by the endless belt 1251 at predetermined intervals, and affixes the continuum 1120a of the rear waistline member with a thermoplastic resin or the like.
- the cutting arrangement mechanism 1250 includes an upper blade roll 1253 that rotates about the axis 1252 and a lower blade roll 1255 that rotates about the axis 1254.
- the upper blade roll 1253 is provided with a plurality of blades 1253A disposed on the outer periphery of the upper blade roll 1253 at predetermined intervals and substantially parallel to the shaft core 1252.
- the lower blade roll 1255 includes a suction hole 1255A for sucking the flap 1030 formed by cutting the flap continuum 1130 and a receiving blade (not shown) for cutting the flap continuum 1130 between the blade 1253A. ) And are provided.
- a second zone Z2 that adheres with a strong adhesion.
- the flap continuum 1130 passes through the first zone Z1
- the flap continuum 1130 slips on the peripheral surface of the lower blade roll 1255 while slipping on the peripheral surface of the lower blade roll 1255 while slipping the peripheral surface of the lower blade roll 1255.
- the flap 1030 is formed by cutting the flap continuum 1130 between the blade 1253A and the receiving blade.
- the flap 1030 passes through the second zone Z2, the flap 1030 does not slip on the peripheral surface of the lower blade roll 1255, and comes into close contact with the peripheral surface of the lower blade roll 1255 by the suction hole 1255A formed in the second zone Z2. . Then, the flap 1030 approaches the continuum 1120a of the rear waistline member by the lower blade roll 1255, and is attached to the continuum 1120a of the rear waistline member.
- Patent Document 1 The manufacturing method which provides a side flap in such an open type diaper by the following processes is known (for example, Patent Document 1).
- Patent Document 1 JP-A-2006-340862 (Disclosure of the Invention)
- the cuttable line and the MD direction are orthogonal to each other on the flap line that conveys the flap continuum (continuous belt portion). For this reason, if the breaking strength of the cuttable line is increased so that the cuttable line is not cut on the flap line, it becomes difficult for the user of the manufactured diaper to cut the cuttable line. There was a point.
- the cuttable line may be cut, and the flap continuum (continuous belt portion) cannot be continuously conveyed on the flap line, or on the flap line.
- a high degree of control is required, which complicates the manufacturing equipment.
- the present invention has been made in view of the above-described problems, and allows a user to easily perform continuous conveyance of a continuous flap (continuous belt portion) on a flap line without using advanced control. It is an object of the present invention to provide an absorbent article manufacturing method and an absorbent article manufacturing apparatus capable of forming side flaps that can be spread on the surface.
- a feature of the present invention is a method for manufacturing an absorbent article comprising a front waistline member, a rear waistline member, and a crotch member that connects the front waistline member and the rear waistline member, and is continuously conveyed on a flap line.
- a pair of folded portions that can be folded back in the conveyance direction of the flap line and in the direction opposite to the conveyance direction are formed in a part of a region that constitutes one flap in a continuous body of long flaps that is formed, and
- Each of the pair of folded portions has a folded portion forming step of disposing an engaging member that can be engaged with a predetermined region, each of the regions constituting the one flap, and the front waistline member or the rear waistline member.
- a side flap that can be easily deployed by a user while realizing continuous conveyance of a continuous flap (continuous belt portion) on a flap line without using advanced control.
- An absorbent article manufacturing method and an absorbent article manufacturing apparatus can be provided.
- the front waistline member 2020b, the rear waistline member 2020a, the crotch member that engages the front waistline member 2020b and the rear waistline member 2020a can be manufactured.
- a flap line that conveys a continuous body 2130 of a long flap and an absorption that transports a continuous body 2110 of a long crotch member. It is assumed that a body line and a main body line that conveys a continuous body 2120b of a pair of long front waistline members and a continuous body 2120a of a rear waistline member are used.
- step S2011 the pulp sheet is pulverized by a pulverizer to generate pulverized pulp, and the superabsorbent polymer (SAP) is mixed when the pulverized pulp passes through the pulp supply duct.
- SAP superabsorbent polymer
- the absorbent core 2001 (absorber) is formed by laminating a mixture of the pulverized pulp and the superabsorbent polymer supplied from the pulp supply duct into a predetermined shape using a lamination drum.
- step S2012 the absorbent core 2001 is placed at predetermined intervals in the MD direction of the absorber line on the sheet-like tissue 2002a continuously conveyed in the MD direction of the absorber line.
- a sheet-like tissue 2002b continuously conveyed in the MD direction of the absorber line is superposed on the tissue 2002a on which the plurality of absorber cores 2001 are placed along the MD direction of the absorber line.
- step S2013 a surface sheet (liquid permeable) 2012b continuously conveyed in the MD direction of the absorbent body line is overlapped and joined on the sheet-like tissue 2002b, and the absorbent line is placed under the sheet-like tissue 2002a.
- the back sheet (liquid imperviousness) 2012a continuously conveyed in the MD direction is stacked and joined.
- step S2014 the leak-proof wall 2003 formed by another member is attached to both side ends of the crotch member 2010 along the MD direction of the absorber line.
- step S2015 the cutter roll arranged to convey the continuous body 2110 of the crotch member 2010 (absorbent body) continuously conveyed in the MD direction of the absorber line by the rotation of the rotating drum and to be opposed to the outer peripheral surface of the rotating drum. To cut along the CD direction at predetermined length intervals.
- step S2021 engagement members 2040a and 2040b that can be engaged with a predetermined region are formed in a part of a region 2030A constituting one flap 2030 in the continuous body 2130 of the long flap continuously conveyed on the flap line. Deploy.
- the engaging members 2040a and 2040b are joined at predetermined intervals.
- the lengths of the engaging members 2040a and 2040b are shorter than the length of the flap continuum 2130 in the CD direction of the flap line.
- a hooked member male member
- a hooked member female member
- the predetermined region itself of the front waistline member 2020b plays the role of a hooked member without receiving the hooked member separately.
- step S2022 in a part of the above-described region 2030A, a pair of folded portions that can be folded back in the MD direction (conveying direction) of the flap line and the direction opposite to the MD direction in a region including each of the engaging members 2040a and 2040b. 2050a and 2050b are formed.
- the folded portion 2050a includes one first cut portion (first slit) 2050a3 formed along the CD direction of the flap line (direction intersecting the transport direction), and a flap. It is assumed to be formed by two second cut portions (second slits) 2050a1 and 2050a2 formed along the MD direction of the line.
- the folded-back portion 2050b includes one first cut portion (first slit) 2050b3 formed along the CD direction of the flap line and two second cut portions formed along the MD direction of the flap line ( The second slit) 2050b1 and 2050b2 are formed.
- the folded portion 2050b is hinged in the MD direction of the flap line, and the folded portion 2050a is folded in the direction opposite to the MD direction of the flap line. Even in this case, since the flap continuum 2130 is not cut and folded over the entire CD direction of the flap line, it is possible to avoid a situation in which the flap continuum 2130 is turned up during continuous conveyance. .
- first cut portions (first slits) 2050a3 and 2050b3 and the second cut portions (second slits) 2050a1, 2050a2, 2050b1 and 2050b2 are configured by perforable lines such as perforations. It may be.
- the first cut portions (first slits) 2050a3 and 2050b3 is constituted by a cuttable line such as a perforation. According to such a configuration, when the flap continuum 2130 is continuously conveyed on the flap line, it is possible to prevent the folded portions 2050a and 2050b from turning over.
- the first cut portions (first slits) 2050a3 and 2050b3 and the second cut portions (second slits) 2050a1, 2050a2, 2050b1 and 2050b2 may be linear or curved. Good.
- step S2022 the MD direction of the flap line and the direction opposite to the MD direction are formed in a part of the region 2030A constituting one flap 2030 in the continuous body 2130 of the long flap continuously conveyed on the flap line.
- the engaging members 2040a and 2040b that can engage with a predetermined region may be disposed in each of the pair of folded portions 2050a and 2050b.
- Step S2031 a continuous body of a pair of elongated waistline members (a front waistline member continuum 2120b and a back waistline member continuum 2120a) is generated from the nonwoven fabric and conveyed in the MD direction of the main body line.
- the front waistline member continuum 2120b and the rear waistline member continuum 2120a may have stretchability.
- step S2032 a state in which the continuous body 2120b of the long front waistline member continuously conveyed on the main body line and the continuous body 2120a of the long rear waistline member are separated from each other in the MD direction of the main body line Then, the crotch member 2010 formed in step S2015 is disposed on the absorber line.
- each of the regions 2030A constituting one flap 2030 in the flap continuum 2130 and one absorbent article (the rear waistline member 2020a) in the rear waistline member continuum 2120a are configured on the main body line.
- the flap continuum 2130 and the rear waistline member continuum 2120a are joined so that each of the regions 2020A corresponds.
- the flap continuum 2130 and the rear waistline member continuum 2120a are joined so that the engagement members 2040a and 2040b are arranged near the center of the rear waistline member 2020a.
- the flap continuum 2130 is preferably joined to the rear waistline member continuum 2120a by an embossing roller, thermocompression bonding using ultrasonic waves, or the like.
- the thermoplastic resin may be applied to the entire back surface side of the flap continuum 2130, or the thermoplastic resin may be applied only to a part of the back surface side of the flap continuum 2130.
- step S2033 the engaging members 2040a and 2040b disposed in each of the pair of folded portions 2050a and 2050b may be locked to the continuous body 2120a of the rear waistline member.
- step S2034 the front waistline member continuum 2120b and the back waistline member continuum 2120a are cut along the CD direction of the body line at predetermined intervals on the body line.
- this invention is not limited to this example, The flap by which the engaging members 2040a and 2040b which can be engaged with the predetermined area
- positioned This example is also applicable to an example in which the continuum 2130 is arranged on the continuum 2120b of the front waistline member.
- the pair of folded portions 2050a, 2050b is provided so that the flap continuum 2130 is not cut across the entire CD direction of the flap line. Therefore, the user of the manufactured diaper can be easily deployed and cut on the flap line, and the continuous flap cannot be continuously conveyed on the flap line. Alternatively, it is possible to avoid a situation in which sophisticated control is required to continuously convey the flap continuum on the flap line, resulting in complicated manufacturing equipment.
- each of the flaps 2030 formed by cutting the flap continuum 2130 is disposed on the rear waistline member continuum 2120a. Instead, since the flap continuum 2130 is disposed on the rear waistline member continuum 2120a, high-precision and complicated equipment is not required.
- the front waistline member continuum 3120b and the rear waistline member continuum 3120a are continuously conveyed. Since the end of the continuum 3120b and the end of the continuum 3120a of the rear waistline member can be easily folded and overlapped, the overlapped continuum 3120b of the front waistline member and the continuum 3120a of the rear waistline member are simultaneously cut.
- An open type diaper and a pant type diaper can be manufactured by the same cutting process. Therefore, an open-type diaper and a pants-type diaper can be manufactured without changing the cutting process and the cutting cutter itself.
- step S2021 a part of the region 2030A constituting one flap 2030 in the continuous body 2130 of the long flap continuously conveyed on the flap line. Further, engaging members 2041a and 2041b that can be engaged with a predetermined region are arranged.
- a part of the above-described region 2030A includes a pair of folded portions 2051a and 2051b that can be folded back in the MD direction of the flap line and in the opposite direction of the MD direction in a region including each of the engaging members 2041a and 2041b.
- the pair of folded portions 2051a and 2051b includes one first cutout portion (first trimming) 2510 formed along the CD direction of the flap line and the MD direction of the flap line.
- the four second cut portions (second slits) 2051 a 1, 2051 a 2, 2051 b 1, 2051 b 2 are formed.
- the first notch (first trimming) 2510 is provided in the vicinity of the central region in the CD direction of the flap line.
- the second cut portions (second slits) 2051a1, 2051a2, 2051b1, and 2051b2 are configured by cuttable lines such as perforations. According to this configuration, when the flap continuum 2130 is continuously conveyed on the flap line, it is possible to prevent such a situation that the folded portions 2051a and 2051b are turned over.
- step S2021 a part of the region 2030A constituting one flap 2030 in the continuous body 2130 of the long flap continuously conveyed on the flap line.
- engaging members 2042a and 2042b that can be engaged with a predetermined region are arranged.
- a part of the above-described region 2030A includes a pair of folded portions 2052a and 2052b that can be folded back in the MD direction of the flap line and in the opposite direction of the MD direction in a region including each of the engaging members 2042a and 2042b.
- the pair of folded portions 2052a and 2052b includes one first cutout portion (first trimming) 2520 formed along the CD direction of the flap line and the MD direction of the flap line. It is assumed that the two second cut portions (second slits) 2052a1 and 2052b1 are formed.
- the first notch (first trimming) 2520 is provided from the central region in the CD direction of the flap line to the end X.
- the second cut portions (second slits) 2052a1 and 2052b1 is formed by a cuttable line such as a perforation. According to such a configuration, when the flap continuum 2130 is continuously conveyed on the flap line, it is possible to prevent the folded portions 2052a and 2052b from turning over.
- Modification 3 With reference to FIG. 27, the manufacturing method of the absorbent article which concerns on the modification 3 of 3rd-1 embodiment of this invention is demonstrated.
- the method for manufacturing an absorbent article according to Modification 3 of the present invention will be described by focusing on the difference from the method for manufacturing an absorbent article according to Embodiment 3-1 of the present invention.
- step S2021 in the process performed on the flap line, in step S2021, a part of the region 2030A constituting one flap 2030 in the continuous body 2130 of the long flap continuously conveyed on the flap line. Further, engaging members 2043a and 2043b that can be engaged with a predetermined region are arranged.
- a part of the above-described region 2030A includes a pair of folded portions 2053a and 2053b that can be folded back in the MD direction of the flap line and in the opposite direction of the MD direction in a region including each of the engaging members 2043a and 2043b.
- the pair of folded portions 2053a and 2053b includes one first cutout portion (first trimming) 2530 formed along the CD direction of the flap line and the MD direction of the flap line.
- the two second cut portions (second slits) 2053a1 and 2053b1 are formed.
- the first notch (first trimming) 2530 extends from the central region in the CD direction of the flap line to the end Y (the end opposite to the above-mentioned end X). Is provided.
- the second cut portions (second slits) 2053a1 and 2053b1 is formed by a cuttable line such as a perforation. According to such a configuration, when the flap continuum 2130 is continuously conveyed on the flap line, it is possible to prevent the folded portions 2053a and 2053b from turning over.
- Modification 4 With reference to FIG. 28, the manufacturing method of the absorbent article which concerns on the modification 4 of 3rd-1 embodiment of this invention is demonstrated.
- the manufacturing method for absorbent articles according to the modified example 4 of the present invention will be described by focusing on the differences from the manufacturing method for absorbent articles according to the 3-1 embodiment of the present invention.
- step S2021 in the process performed on the flap line, in step S2021, a part of the region 2030A constituting one flap 2030 in the continuous body 2130 of the long flap continuously conveyed on the flap line.
- engaging members 2044a and 2044b that can be engaged with a predetermined region are arranged.
- step S2022 in a part of the above-described region 2030A, a pair of folded portions 2054a and 2054b that can be folded back in the MD direction of the flap line and the direction opposite to the MD direction are formed in a region including each of the engaging members 2044a and 2044b. Form.
- the pair of folded portions 2054a and 2054b includes one first cutout portion (first trimming) 2540 formed along the CD direction of the flap line and the MD direction of the flap line. And one second cutout portion (second trimming) 2541 formed in this manner.
- the first notch (first trimming) 2540 is provided from the central region in the CD direction of the flap line to the end X as shown in FIG.
- step S2021 a part of the region 2030A constituting one flap 2030 in the continuous body 2130 of the long flap continuously conveyed on the flap line.
- engaging members 2045a and 2045b that can be engaged with a predetermined region are arranged.
- a part of the above-described region 2030A includes a pair of folded portions 2055a and 2055b that can be folded back in the MD direction of the flap line and in the opposite direction of the MD direction in a region including each of the engaging members 2045a and 2045b.
- the pair of folded portions 2055a and 2055b includes one first notch (first trimming) 2550 formed along the CD direction of the flap line and the MD direction of the flap line. And one second notch (second trimming) 2551 formed in this manner.
- the first notch (first trimming) 2550 extends from the central region in the CD direction of the flap line to the end Y (the end opposite to the end X described above). Is provided.
- step S2021 a part of the region 2030A constituting one flap 2030 in the continuous body 2130 of the long flap continuously conveyed on the flap line.
- engaging members 2046a and 2046b that can be engaged with a predetermined region are arranged.
- a part of the above-described region 2030A includes a pair of folded portions 2056a and 2056b that can be folded back in the MD direction of the flap line and in the opposite direction of the MD direction in a region including each of the engaging members 2046a and 2046b.
- the pair of folded portions 2056a, 2056b includes one first notch (first trimming) 2560 formed along the CD direction of the flap line and the MD direction of the flap line.
- the two second notches (second trimming) 2561a and 2561b are formed.
- the first notch (first trimming) 2560 is provided from the second notch 2561a to the second notch 2561b in the CD direction of the flap line.
- Modification 7 With reference to FIG. 31, the manufacturing method of the absorbent article which concerns on the modification 7 of 3rd-1 embodiment of this invention is demonstrated. Hereinafter, the manufacturing method of the absorbent article according to the modified example 7 of the present invention will be described by focusing on the difference from the manufacturing method of the absorbent article according to the 3-1 embodiment of the present invention.
- step S2021 in the process performed on the flap line, in step S2021, a part of the region 2030A constituting one flap 2030 in the continuous body 2130 of the long flap continuously conveyed on the flap line.
- four engaging members 2047a, 2047b, 2048a, and 2048b that can be engaged with a predetermined region are arranged.
- step S2022 two folded portions 2057b and 2058b that can be folded back in the MD direction of the flap line are formed in a part of the above-described region 2030A including each of the engaging members 2047b and 2048b, and the engaging member 2047a. , 2048a, two folded portions 2057a, 2058a that can be folded in the direction opposite to the MD direction of the flap line are formed.
- the folded-back portion 2057a includes one first cut portion (first slit) 2057a3 formed along the CD direction of the flap line, and two pieces formed along the MD direction of the flap line. It is assumed that the second cut portions (second slits) 2057a1 and 2057a2 are formed.
- the folded portion 2058a includes one first cut portion (first slit) 2058a3 formed along the CD direction of the flap line, and two second cut portions formed along the MD direction of the flap line ( The second slit) 2058a1 and 2058a2 are formed.
- the folded portion 2057b includes one first cut portion (first slit) 2057b3 formed along the CD direction of the flap line and two second cut portions (first slit) formed along the MD direction of the flap line ( The second slit) 2057b1 and 2057b2 are formed.
- the folded portion 2058b includes one first cut portion (first slit) 2058b3 formed along the CD direction of the flap line and two second cut portions formed along the MD direction of the flap line ( The second slit) 2058b1 and 2058b2 are formed.
- step S2021 four or more engaging members are arranged in a part of the region 2030A constituting one flap 2030 in the flap continuum 2130, and in step S2022, the region including the engaging member is arranged. You may be comprised so that two or more folding
- the first cut portions (first slits) 2057a3, 2057b3, 2058a3, and 2058b3 is formed by a cuttable line such as a perforation. According to this configuration, when the flap continuum 2130 is continuously conveyed on the flap line, it is possible to prevent the folded portions 2057a, 2057b, 2058a, and 2058b from turning over.
- the absorbent article manufacturing apparatus includes an engaging member arrangement mechanism 2310, a folded portion forming mechanism 2320, and a joining mechanism 2330.
- FIG. 32 is a perspective view showing an engaging member arrangement mechanism 2310 according to Embodiment 3-2 of the present invention.
- the engagement member arrangement mechanism 2310 is an engagement member that can be engaged with a predetermined region in a continuous body 2130 of a long flap that is continuously conveyed on a flap line (step S2021 described above). 2040a and 2040b are arranged.
- the engaging member arrangement mechanism 2310 has an upper blade roll 2313 that rotates about the shaft core 2312 and a lower blade roll 2315 that rotates about the shaft core 2314.
- the upper blade roll 2313 is provided with a plurality of blades 2313 ⁇ / b> A disposed on the outer periphery of the upper blade roll 2313 at predetermined intervals and along the shaft core 2312.
- the lower blade roll 2315 has a suction hole 2315A for sucking the engaging members 2040a and 2040b formed by cutting the engaging member continuous body 2140, and the engaging member continuous body 2140 between the blade 2313A. And a receiving blade (not shown) for cutting.
- a first zone Z1 for bringing the engaging member continuous body 2140 into close contact with a predetermined contact force, and an engaging member formed by cutting the engaging member continuous body 2140 are cut.
- the peripheral surface of the lower blade roll 2315 is formed by the suction holes 2315A formed in the first zone Z1 while slipping the peripheral surface of the lower blade roll 2315. Adsorb to the surface.
- the engagement member 2040a, 2040b is formed by cutting the engagement member continuous body 2140 between the blade 2313A and the receiving blade.
- the peripheral surfaces of the lower blade roll 2315 are not slipped by the suction holes 2315A formed in the second zone Z2 without slipping the peripheral surface of the lower blade roll 2315. Adhere to the surface. Then, the engaging members 2040 a and 2040 b approach the flap continuum 2130 by the rotation of the lower blade roll 2315, and are attached to the flap continuum 2130.
- FIG. 33 is a perspective view showing a folded portion forming mechanism 2320 according to the 3-2 embodiment of the present invention.
- the folded portion forming mechanism 2320 includes a pair of flaps that can be folded back in the MD direction of the flap line and in the direction opposite to the MD direction in a part of the region that forms one flap 2030 in the flap continuum 2130. Folded portions 2050a and 2050b are formed.
- the folded portion forming mechanism 2320 includes a cutting roll 2321 that rotates about a support shaft (not shown), and a sandwiching roll 2322 that sandwiches the flap continuum 2130 between the cutting roll 2321.
- the peripheral speed (V 7 ) of the cutting roll 2321 is substantially the same as the conveyance speed (V 4 ) of the flap continuum 2130.
- the cutting roll 2321 is formed with a folding processing blade 2321A for forming the folded portions 2050a and 2050b.
- the folding processing blade 2321A corresponds to the shape of the folding parts 2050a and 2050b.
- FIG. 34 is a perspective view showing a joining mechanism 2330 according to the 3-2 embodiment of the present invention.
- the joining mechanism 2330 is configured so that each of the regions constituting one flap 2030 corresponds to each of the regions constituting one absorbent article in the continuum 2120a of the rear waistline member.
- the flap continuum 2130 and the rear waistline member continuum 2120a are joined.
- the joining mechanism 2330 joins the flap continuum 2130 and the rear waistline member continuum 2120a on the main body line (step S2033 described above) so that the MD direction of the flap line corresponds to the MD direction of the main body line.
- the joining mechanism 2330 includes a pair of rollers 2331 and 2332.
- the peripheral speed (V 8 ) of the pair of rollers 2331 and 2332 is substantially the same as the conveyance speed (V 4 ) of the flap continuum 2130.
- the roller 2331 guides the flap continuum 2130 to be conveyed onto the rear waistline member continuum 2120a.
- the roller 2332 faces the roller 2331 with the continuous body 2120a of the rear waistline member and the continuous body 2130 of the flap interposed therebetween.
- the pair of rollers 2331 and 2332 sandwich the continuous body 2120a of the rear waistline member and the continuous body 2130 of the flap.
- the joining mechanism 2330 joins the continuous body 2120a of the rear waistline member and the flap 2030.
- the defect caused by the position of the side flaps in the MD direction of the main body line not matching on the left and right without using advanced control. It is possible to provide a method for manufacturing an absorbent article that can prevent the occurrence of the above.
- achieves the stable conveyance state and can suppress the waste of the material at the time of forming a side flap, without using a complicated process is provided. Is possible.
- the manufacturing method of the absorbent article which can form a flap can be provided.
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Abstract
Description
(第1-1の実施形態)
図1乃至図3を参照して、本発明の第1-1の実施形態に係る吸収性物品の製造方法について説明する。
図4乃至図7を参照して、本発明の第1-1の実施形態の変更例1に係る吸収性物品の製造方法について説明する。以下、本発明の第1-1の実施形態に係る吸収性物品の製造方法との相違点に着目して、本発明の変更例1に係る吸収性物品の製造方法について説明する。
図8を参照して、本発明の第1-1の実施形態の変更例2に係る吸収性物品の製造方法について説明する。以下、本発明の第1-1の実施形態に係る吸収性物品の製造方法との相違点に着目して、本発明の変更例2に係る吸収性物品の製造方法について説明する。
次に、図9乃至図11を参照して、本発明の第1-2の実施形態に係る吸収性物品の製造装置について説明する。吸収性物品の製造装置は、係合部材配置機構210と、側縁折返機構220と、切断配置機構230とを備える。
例えば、吸収性物品の製造方法で説明した順序については、特に制限はなく、吸収性物品を製造できればよく、目的に応じて適宜選択できることは勿論である。
(背景技術)
一般に、オープンタイプのオムツにおいては、身体への装着を容易にするために、吸収体本体から外側に張り出したサイドフラップ(張出し部)を設ける必要がある。
(発明の開示)
しかしながら、上述のオムツの製造方法では、製品形態が略T字型になってしまうといった製品形態上の制約を受けるという問題点があった。
図12乃至図15を参照して、本発明の第2-1の実施形態に係る吸収性物品の製造方法について説明する。
図16乃至図18を参照して、本発明の第2-2の実施形態に係る吸収性物品の製造方法について説明する。以下、本発明の第2-2の実施形態に係る吸収性物品の製造方法について、本発明の第2-1の実施形態に係る吸収性物品の製造方法との相違点に着目して説明する。
次に、図19乃至図21を参照して、本発明の第2-3の実施形態に係る吸収性物品の製造装置について説明する。吸収性物品の製造装置は、係合部材配置機構1210と、側縁折返機構1220と、切断配置機構1230とを備える。
以下において、本発明の第2-3の実施形態の変更例に係る切断配置機構1250について、図面を参照しながら説明する。図22は、変更例に係る切断配置機構1250を示す斜視図である。なお、上述した第2-3の実施形態に係る切断配置機構1230と同一部分には同一の符号を付して、相違する部分を主として説明する。
例えば、吸収性物品の製造方法で説明した順序については、特に制限はなく、吸収性物品を製造できればよく、目的に応じて適宜選択できることは勿論である。
(背景技術)
一般に、オープンタイプのオムツにおいては、身体への装着を容易にするために、吸収体本体から外側に張り出したサイドフラップを設ける必要がある。
(発明の開示)
しかしながら、上述したオープンタイプのオムツの製造方法では、フラップの連続体(連続ベルト部)を搬送するフラップライン上で切取り可能線とMD方向(搬送方向)とが直交している。このため、当該切取り可能線が当該フラップライン上で切断されないように当該切取り可能線の破断強度を強くすると、製造されたオムツの使用者が当該切取り可能線を切断するのが困難になるという問題点があった。
図23及び図24を参照して、本発明の第3-1の実施形態に係る吸収性物品の製造方法について説明する。
図25を参照して、第3-1の実施形態の変更例1に係る吸収性物品の製造方法について説明する。以下、本発明の第3-1の実施形態に係る吸収性物品の製造方法との相違点に着目して、本発明の変更例1に係る吸収性物品の製造方法について説明する。
図26を参照して、本発明の第3-1の実施形態の変更例2に係る吸収性物品の製造方法について説明する。以下、本発明の第3-1の実施形態に係る吸収性物品の製造方法との相違点に着目して、本発明の変更例2に係る吸収性物品の製造方法について説明する。
図27を参照して、本発明の第3-1の実施形態の変更例3に係る吸収性物品の製造方法について説明する。以下、本発明の第3-1の実施形態に係る吸収性物品の製造方法との相違点に着目して、本発明の変更例3に係る吸収性物品の製造方法について説明する。
図28を参照して、本発明の第3-1の実施形態の変更例4に係る吸収性物品の製造方法について説明する。以下、本発明の第3-1の実施形態に係る吸収性物品の製造方法との相違点に着目して、本発明の変更例4に係る吸収性物品の製造方法について説明する。
図29を参照して、本発明の第3-1の実施形態の変更例5に係る吸収性物品の製造方法について説明する。以下、本発明の第3-1の実施形態に係る吸収性物品の製造方法との相違点に着目して、本発明の変更例5に係る吸収性物品の製造方法について説明する。
図30を参照して、本発明の第3-1の実施形態の変更例6に係る吸収性物品の製造方法について説明する。以下、本発明の第3-1の実施形態に係る吸収性物品の製造方法との相違点に着目して、本発明の変更例6に係る吸収性物品の製造方法について説明する。
図31を参照して、本発明の第3-1の実施形態の変更例7に係る吸収性物品の製造方法について説明する。以下、本発明の第3-1の実施形態に係る吸収性物品の製造方法との相違点に着目して、本発明の変更例7に係る吸収性物品の製造方法について説明する。
次に、図32乃至図34を参照して、本発明の第3-2の実施形態に係る吸収性物品の製造装置について説明する。吸収性物品の製造装置は、係合部材配置機構2310と、折返部形成機構2320と、接合機構2330とを備える。
例えば、吸収性物品の製造方法で説明した順序については、特に制限はなく、吸収性物品を製造できればよく、目的に応じて適宜選択できることは勿論である。
Claims (27)
- 液透過性の表面シートと、液不透過性の裏面シートと、該表面シートと該裏面シートとの間に介在する吸収体本体とを具備する吸収性物品の製造方法であって、
フラップライン上で連続搬送される長尺状のフラップの連続体において、該フラップラインの搬送方向に沿う中心線の両側に、所定領域に係合可能な係合部材を配置する係合部材配置工程と、
前記フラップライン上で、該フラップラインの搬送方向に交差する方向に沿って前記フラップの連続体を切断することによって、フラップを形成するフラップ形成工程と、
本体ライン上で連続搬送される長尺状の吸収性物品の連続体上に、前記中心線が該本体ラインの搬送方向に沿うように、所定間隔で、前記フラップを配置するフラップ配置工程とを有し、
前記フラップライン上で、前記フラップの連続体の両側縁部を、該フラップラインの搬送方向に沿う中心線側に折り返すことを特徴とする吸収性物品の製造方法。 - 前記係合部材配置工程において、前記フラップの連続体の両側縁部に前記係合部材を配置し、
前記フラップの連続体の両側縁部を、前記中心線側に折り返すことを特徴とする請求項1に記載の吸収性物品の製造方法。 - 前記フラップの連続体の両側縁部を、前記中心線側に折り返すと共に、該両側縁部に配置されている前記係合部材を該フラップの連続体に係止させることを特徴とする請求項2に記載の吸収性物品の製造方法。
- 前記係合部材配置工程において、前記フラップの連続体において、前記フラップラインの搬送方向に沿う中心線の近傍領域の両側に、前記係合部材を配置すると共に、前記中心線に沿って該フラップの連続体を二分可能な切取り可能線を形成することを特徴とする請求項1に記載の吸収性物品の製造方法。
- 複数回、前記フラップの連続体の両側縁部を折り返すことを特徴とする請求項1に記載の吸収性物品の製造方法。
- 前記フラップ配置工程において、前記フラップを前記吸収性物品の連続体上に接合することを特徴とする請求項1に記載の吸収性物品の製造方法。
- 液透過性の表面シートと、液不透過性の裏面シートと、該表面シートと該裏面シートとの間に介在する吸収体本体とを具備する吸収性物品の製造装置であって、
長尺状のフラップの連続体において、フラップラインの搬送方向に沿う中心線の両側に、所定領域に係合可能な係合部材を配置する係合部材配置機構と、
前記フラップの連続体の両側縁部を、前記フラップラインの搬送方向に沿う中心線側に折り返す側縁折返機構と、
前記フラップラインの搬送方向に交差する方向に沿って前記フラップの連続体を切断することによって、前記フラップを形成するとともに、長尺状の吸収性物品の連続体上に、前記中心線が本体ラインの搬送方向に沿うように、所定間隔で、前記フラップを配置する切断配置機構と
を備えることを特徴とする吸収性物品の製造装置。 - 前胴回り部材と、後胴回り部材と、該前胴回り部材及及び該後胴回り部材を連結する股下部材とを具備する吸収性物品の製造方法であって、
フラップライン上で連続搬送される長尺状のフラップの連続体において、該フラップラインの搬送方向に沿う中心線の両側に、所定領域に係合可能な係合部材を配置する係合部材配置工程と、
前記フラップライン上で、該フラップラインの搬送方向に交差する方向に沿って前記フラップの連続体を切断することによって、フラップを形成するフラップ形成工程と、
本体ライン上で、前記中心線が該本体ラインの搬送方向に直交するように、前記前胴回り部材又は前記後胴回り部材の連続体上に、前記フラップを配置するフラップ配置工程とを有し、
前記フラップライン上で、前記フラップの連続体の両側縁部を、前記中心線側に折り返すことを特徴とする吸収性物品の製造方法。 - 前記本体ライン上で、所定長間隔で、該本体ラインの搬送方向に交差する方向に沿って前記前胴回り部材の連続体及び前記後胴回り部材の連続体を切断する胴回り部材切断工程を有し、
前記フラップにおける前記中心線に交差する方向の幅は、前記所定長間隔よりも短いことを特徴とする請求項8に記載の吸収性物品の製造方法。 - 前記係合部材配置工程において、前記フラップの連続体の両側縁部に前記係合部材を配置し、
前記フラップの連続体の両側縁部を、前記中心線側に折り返すことを特徴とする請求項8に記載の吸収性物品の製造方法。 - 前記フラップの連続体の両側縁部を、前記中心線側に折り返すと共に、該両側縁部に配置されている前記係合部材を該フラップの連続体に係止させることを特徴とする請求項10に記載の吸収性物品の製造方法。
- 前記両側縁部の一部において、所定形状の切り欠き部を形成する工程を有することを特徴とする請求項10に記載の吸収性物品の製造方法。
- 前記係合部材配置工程において、前記フラップの連続体において、前記フラップラインの搬送方向に沿う中心線の近傍領域の両側に、前記係合部材を配置すると共に、前記中心線に沿って該フラップの連続体を二分可能な切取り可能線を形成することを特徴とする請求項8に記載の吸収性物品の製造方法。
- 前記近傍領域の一部において、所定形状の切り欠き部を形成する工程を有することを特徴とする請求項13に記載の吸収性物品の製造方法。
- 前記フラップ配置工程において、前記フラップを前記前胴回り部材又は前記後胴回り部材の連続体上に接合することを特徴とする請求項1に記載の吸収性物品の製造方法。
- 前記本体ライン上で連続搬送される長尺状の前記前胴回り部材の連続体と長尺状の前記後胴回り部材の連続体との間に、該本体ラインの搬送方向に互いに離間した状態で前記股下部材を配置する股下部材配置工程を有することを特徴とする請求項8に記載の吸収性物品の製造方法。
- 前記フラップ配置工程において、前記フラップを、前記股下部材の端部を覆うように配置する請求項8に記載の吸収性物品の製造方法。
- 前記胴回り部材切断工程において、前記吸収性物品の幅方向における前記前胴回り部材の長さと、前記吸収性物品の幅方向における前記後胴回り部材の長さとが等しくなるように、前記前胴回り部材の連続体及び前記後胴回り部材の連続体を切断することを特徴とする請求項9に記載の吸収性物品の製造方法。
- 前胴回り部材と、後胴回り部材と、該前胴回り部材及及び該後胴回り部材を連結する股下部材とを具備する吸収性物品の製造装置であって、
フラップライン上で連続搬送される長尺状のフラップの連続体において、該フラップラインの搬送方向に沿う中心線の両側に、所定領域に係合可能な係合部材を配置する係合部材配置機構と、
前記フラップの連続体の両側縁部を、前記中心線側に折り返す側縁折返機構と、
前記フラップラインの搬送方向に交差する方向に沿って前記フラップの連続体を切断することによって、フラップを形成するとともに、前記中心線が本体ラインの搬送方向に直交するように、前記前胴回り部材又は前記後胴回り部材の連続体上に、前記フラップを配置する切断配置機構と
を備えることを特徴とする吸収性物品の製造装置。 - 前胴回り部材と、後胴回り部材と、前記前胴回り部材及び前記後胴回り部材を連結する股下部材とを具備する吸収性物品の製造方法であって、
フラップライン上で連続搬送される長尺状のフラップの連続体における1つのフラップを構成する領域の一部に、前記フラップラインの搬送方向及び前記搬送方向の反対方向に折り返し可能な一対の折り返し部を形成すると共に、前記一対の折り返し部の各々に、所定領域に係合可能な係合部材を配置する折り返し部形成工程と、
前記1つのフラップを構成する領域の各々と、前記前胴回り部材又は前記後胴回り部材の連続体における1つの前記吸収性物品を構成する領域の各々とが対応するように、前記フラップの連続体と前記前胴回り部材又は前記後胴回り部材の連続体とを接合する接合工程とを有することを特徴とする吸収性物品の製造方法。 - 前記折り返し部形成工程において、前記フラップラインの搬送方向に交差する方向に沿って形成された第1切り込み部又は第1切り欠き部の少なくとも1つと、前記フラップラインの搬送方向に沿って形成された第2切り込み部又は第2切り欠き部の少なくとも1つとによって、前記一対の折り返し部を形成することを特徴とする請求項20に記載の吸収性物品の製造方法。
- 前記接合工程において、前記一対の折り返し部の各々に配置されている前記係合部材を、前記前胴回り部材又は前記後胴回り部材の連続体に係止させることを特徴とする請求項20に記載の吸収性物品の製造方法。
- 本体ライン上で連続搬送される長尺状の前胴回り部材連続体と長尺状の後胴回り部材連続体との間に、前記本体ラインの搬送方向に互いに離間した状態で前記股下部材を配置する股下部材配置工程を有することを特徴とする請求項20に記載の吸収性物品の製造方法。
- 前記接合工程において、前記フラップの連続体と前記前胴回り部材又は前記後胴回り部材の連続体とを接合することを特徴とする請求項20に記載の吸収性物品の製造方法。
- 前記接合工程において、前記フラップの各々が前記股下部材上に載置されている吸収体本体の端部を覆うように、前記フラップの連続体と前記前胴回り部材又は前記後胴回り部材の連続体とを接合することを特徴とする請求項20に記載の吸収性物品の製造方法。
- 前記吸収性物品の幅方向における前記前胴回り部材の長さと、前記吸収性物品の幅方向における前記後胴回り部材の長さとが等しくなるように、前記前胴回り部材の連続体及び前記後胴回り部材の連続体を切断する胴回り部材切断工程を有することを特徴とする請求項20に記載の吸収性物品の製造方法。
- 前胴回り部材と、後胴回り部材と、前記前胴回り部材及び前記後胴回り部材を連結する股下部材とを具備する吸収性物品の製造装置であって、
フラップライン上で連続搬送される長尺状のフラップの連続体において、所定領域に係合可能な係合部材を配置する係合部材配置機構と、
前記フラップの連続体における1つのフラップを構成する領域の一部に、前記フラップラインの搬送方向及び前記搬送方向の反対方向に折り返し可能な一対の折り返し部を形成する折返部形成機構と、
前記1つのフラップを構成する領域の各々と、前記前胴回り部材又は前記後胴回り部材の連続体における1つの前記吸収性物品を構成する領域の各々とが対応するように、前記フラップの連続体と前胴回り部材又は後胴回り部材の連続体とを接合する接合機構と
を備えることを特徴とする吸収性物品の製造装置。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
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UAA201012974 UA100260C2 (uk) | 2008-03-31 | 2009-03-31 | Спосіб виготовлення поглинаючих виробів (варіанти) і пристрій для виготовлення поглинаючих виробів (варіанти) |
MX2010010854A MX2010010854A (es) | 2008-03-31 | 2009-03-31 | Metodo para la fabricacion de articulos absorbentes y dispositivo para la fabricacion de articulos absorbentes. |
BRPI0906301A BRPI0906301A8 (pt) | 2008-03-31 | 2009-03-31 | método e dispositivo para a fabricação de artigos absorventes |
EA201001572A EA201001572A1 (ru) | 2008-03-31 | 2009-03-31 | Способ и устройство для производства поглощающих изделий |
ZA2010/07801A ZA201007801B (en) | 2008-03-31 | 2010-10-29 | Manufacturing method for absorbent products and manufacturing device for absorbent products |
MA33294A MA33621B1 (fr) | 2008-03-31 | 2010-10-29 | Procede de fabrication de produits absorbants et dispositif de fabrication de produits absorbants |
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JP2008-094064 | 2008-03-31 | ||
JP2008-094112 | 2008-03-31 | ||
JP2008-094065 | 2008-03-31 | ||
JP2008094112 | 2008-03-31 | ||
JP2008094065 | 2008-03-31 | ||
JP2008094064 | 2008-03-31 | ||
JP2009-074770 | 2009-03-25 | ||
JP2009074778A JP5328438B2 (ja) | 2008-03-31 | 2009-03-25 | 吸収性物品の製造方法及び吸収性物品の製造装置 |
JP2009074770A JP5266119B2 (ja) | 2008-03-31 | 2009-03-25 | 吸収性物品の製造方法及び吸収性物品の製造装置 |
JP2009-074778 | 2009-03-25 | ||
JP2009074773A JP5498043B2 (ja) | 2008-03-31 | 2009-03-25 | 吸収性物品の製造方法及び吸収性物品の製造装置 |
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CO (1) | CO6321209A2 (ja) |
EA (1) | EA201001572A1 (ja) |
MA (1) | MA33621B1 (ja) |
MX (1) | MX2010010854A (ja) |
UA (1) | UA100260C2 (ja) |
WO (1) | WO2009123213A1 (ja) |
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Cited By (5)
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JP2013519425A (ja) * | 2010-02-16 | 2013-05-30 | ファメッカニカ.データ エス.ピー.エー. | ズボンのように着用可能な衛生物品を製造する方法および衛生物品 |
JP2013146483A (ja) * | 2012-01-23 | 2013-08-01 | Kami Shoji Kk | 紙おむつ用ファスナー部材及び紙おむつ |
US9492330B2 (en) | 2009-09-18 | 2016-11-15 | Unicharm Corporation | Manufacturing method and a manufacturing apparatus for a sheet-like member associated with an absorbent article |
CN111902111A (zh) * | 2018-04-06 | 2020-11-06 | 尤妮佳股份有限公司 | 卫生用品的制造方法以及卫生用品 |
CN112603661A (zh) * | 2020-12-13 | 2021-04-06 | 浙江新余宏智能装备有限公司 | 一种纸尿裤及纸尿裤制作工艺 |
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- 2009-03-31 BR BRPI0906301A patent/BRPI0906301A8/pt not_active Application Discontinuation
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- 2009-03-31 UA UAA201012974 patent/UA100260C2/uk unknown
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US9492330B2 (en) | 2009-09-18 | 2016-11-15 | Unicharm Corporation | Manufacturing method and a manufacturing apparatus for a sheet-like member associated with an absorbent article |
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CN112603661A (zh) * | 2020-12-13 | 2021-04-06 | 浙江新余宏智能装备有限公司 | 一种纸尿裤及纸尿裤制作工艺 |
Also Published As
Publication number | Publication date |
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MA33621B1 (fr) | 2012-10-01 |
UA100260C2 (uk) | 2012-12-10 |
CO6321209A2 (es) | 2011-09-20 |
BRPI0906301A8 (pt) | 2019-01-29 |
BRPI0906301A2 (pt) | 2018-10-30 |
ZA201007801B (en) | 2012-01-25 |
MX2010010854A (es) | 2010-11-09 |
EA201001572A1 (ru) | 2011-04-29 |
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