WO2013172254A1 - マスク製造方法およびマスク製造装置 - Google Patents

マスク製造方法およびマスク製造装置 Download PDF

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Publication number
WO2013172254A1
WO2013172254A1 PCT/JP2013/063090 JP2013063090W WO2013172254A1 WO 2013172254 A1 WO2013172254 A1 WO 2013172254A1 JP 2013063090 W JP2013063090 W JP 2013063090W WO 2013172254 A1 WO2013172254 A1 WO 2013172254A1
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WO
WIPO (PCT)
Prior art keywords
sheet
mask
joining
mask manufacturing
manufacturing apparatus
Prior art date
Application number
PCT/JP2013/063090
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
宣秀 石川
良夫 矢野
英輔 武田
Original Assignee
ユニ・チャーム株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ユニ・チャーム株式会社 filed Critical ユニ・チャーム株式会社
Priority to CN201380025187.4A priority Critical patent/CN104394939B/zh
Publication of WO2013172254A1 publication Critical patent/WO2013172254A1/ja

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Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/02—Masks
    • A62B18/025—Halfmasks
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
    • A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
    • A41D13/1161—Means for fastening to the user's head
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/44—Compression means for making articles of indefinite length
    • B29C43/46—Rollers
    • B29C2043/461—Rollers the rollers having specific surface features
    • B29C2043/463—Rollers the rollers having specific surface features corrugated, patterned or embossed surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
    • B29C43/222—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length characterised by the shape of the surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
    • B29C43/30—Making multilayered or multicoloured articles
    • B29C43/305—Making multilayered articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/18—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets by squeezing between surfaces, e.g. rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/48—Wearing apparel
    • B29L2031/4807—Headwear
    • B29L2031/4835—Masks

Definitions

  • the present invention relates to a technique for manufacturing a mask.
  • Patent Document 1 discloses a three-dimensional mask.
  • This three-dimensional mask is composed of a mask main body portion and ear hook portions provided on both sides of the mask main body portion, and a mouth space is formed between the mask main body portion and the wearer's mouth when the mask is worn. The Thereby, discomfort such as breathlessness can be eliminated.
  • the mask disclosed in Patent Document 1 prevents the mask main body from sticking to the wearer's mouth and the like when worn, and also prevents the mask body from extending and contracting in the left-right direction. Is set lower than the stretchability in the left-right direction of the ear hook.
  • Patent Document 1 When manufacturing a mask as disclosed in Patent Document 1, a mask main body portion having low stretchability and an ear hook portion having higher stretchability than the mask main body portion are joined in a production line. The higher the elasticity of the ear hook, the longer the wearing time or the number of times that the fitting can be maintained.
  • a method for performing a process of imparting stretchability to a nonwoven fabric or the like has been proposed. Therefore, it is considered that this method is used when manufacturing a mask in which the stretchability of the ear hook portion is higher than the stretchability of the mask main body portion as disclosed in Patent Document 1.
  • the present invention was devised in view of such points, and it is possible to perform a process of imparting stretchability to the ear hook part in the production line while suppressing wrinkles from occurring in the ear hook part.
  • the purpose is to provide technology that can be used.
  • the first invention relates to a mask manufacturing method.
  • the mask manufacturing method of the present invention can manufacture a mask body provided with a mask main body that covers at least the mouth and nose of the wearer, and an ear hook that is joined to the mask main body and hooked on the wearer's ear.
  • masks having various shapes such as a three-dimensional type, a flat type (planar type), and a pleat type can be manufactured.
  • the mask manufacturing method of the present invention includes at least the following first and second steps. In the first step, the first sheet that forms the mask main body and the second sheet that forms the ear hook are bonded to obtain a bonded sheet.
  • the first sheet and the second sheet are generally composed of a nonwoven fabric.
  • seat is comprised with the nonwoven fabric which has a stretching property
  • seat is comprised with the nonwoven fabric with a smaller elasticity than a 2nd sheet
  • a known joining method such as a heat fusion joining method, an ultrasonic joining method, a joining method using an adhesive, or the like can be used.
  • the method of joining by a continuous pattern may be used, and the method of joining by a discontinuous pattern (for example, dot pattern) may be used.
  • a 2nd process the process which provides a stretching property to a 2nd sheet
  • a method for imparting stretchability to the second sheet a method of stretching the second sheet is preferably used.
  • other known processing methods can be used.
  • the second sheet is formed.
  • the sheet is processed to give stretchability. Thereby, the force which generates wrinkles in the second sheet due to the stretchability and / or unevenness imparted to the second sheet is more stretchable than the second sheet joined to the second sheet.
  • the first sheet in the first step, is joined to both sides of the second sheet.
  • the first sheet that forms the main body is bonded to both sides of the second sheet that forms the ear hooks (in a bonded state), and then expands and contracts to the second sheet that forms the ear hooks. Processing that imparts sex.
  • a third step is further provided.
  • the joining sheet constituted by the second sheet provided with stretchability is cut into a mask shape.
  • the mask can be manufactured efficiently and continuously.
  • the joining sheets are cut in a stacked state.
  • a mode of overlapping the bonding sheets for example, a mode of stacking the right-side bonding sheet that forms the right side portion of the mask and the left-side bonding sheet that forms the left side portion of the mask is used.
  • the boundary between the right side portion and the left side portion of the mask is joined before or after cutting.
  • stretchability is imparted to the second sheet by stretching the second sheet.
  • a method for stretching the second sheet a method in which the second sheet is passed between the first gear roll and the second gear roll in which teeth are formed on the outer peripheral side along the circumferential direction is preferable. Is used. Of course, other known stretching methods can be used.
  • the first sheet and the second sheet are joined along a joining line.
  • seat is performed in the state which suppressed the length along the direction which cross
  • a method of “suppressing the length of the second sheet along the direction intersecting the joining line from being shortened” the first sheet typically joined to both sides of the second sheet is used. It is possible to use a method for suppressing the above.
  • the second sheet is processed to impart stretchability to the second sheet in a state where the length of the second sheet along the direction intersecting the joining line is suppressed from being shortened. This suppresses the length of the second sheet along the direction intersecting the joining line from being shortened due to the stretchability and / or unevenness imparted to the second sheet.
  • a good mask can be manufactured.
  • the second invention relates to a mask manufacturing apparatus.
  • the mask manufacturing apparatus of the present invention can manufacture a mask similar to that of the first invention.
  • the mask manufacturing apparatus of the present invention includes at least a bonding apparatus and a processing apparatus.
  • a joining apparatus joins the 1st sheet
  • As a method for joining the first sheet and the second sheet the same method as in the first invention can be used.
  • the processing device performs processing to impart stretchability to the second sheet in a state where the first sheet and the second sheet are joined.
  • a stretching apparatus that imparts stretchability to the second sheet by stretching the second sheet.
  • other known processing apparatuses can be used.
  • this invention after joining the 1st sheet
  • the joining device is configured to join the first sheet to both sides of the second sheet.
  • the second sheet is processed to impart stretchability, so the second sheet is wrinkled. The force to be generated is applied to the first sheet joined to both sides of the second sheet.
  • a cutting device for cutting the joining sheet constituted by the second sheet provided with stretchability into the shape of a mask In this embodiment, the mask can be manufactured efficiently and continuously.
  • the cutting device is configured to cut the joining sheets in a stacked state. As a mode of overlapping the bonding sheets, for example, a mode of stacking the right-side bonding sheet that forms the right side portion of the mask and the left-side bonding sheet that forms the left side portion of the mask is used.
  • a stretching apparatus is used as a processing apparatus for imparting stretchability to the second sheet.
  • stretching processing apparatus of this form is comprised by the outer peripheral side by a pair of 1st gear roll and 2nd gear roll by which the tooth
  • the joining device is configured to join the first sheet and the second sheet along a joining line.
  • the processing apparatus has a structure which suppresses that the length along a joining line of the 2nd sheet
  • the structure for suppressing typically, a structure for suppressing the first sheet bonded to both sides of the second sheet is used.
  • the length of the second sheet along the direction intersecting the joining line is suppressed from being shortened due to the stretchability and / or unevenness imparted to the second sheet. A good mask can be manufactured.
  • the mask manufacturing method and the mask manufacturing apparatus of the present invention it is possible to impart stretchability to the ear hooks in the production line while suppressing wrinkles from occurring in the ear hooks. Thereby, desired elasticity can be provided to the ear hooking portion of the mask.
  • FIG. 1 It is a perspective view of an example of the mask manufactured with the mask manufacturing method of one embodiment. It is a figure which shows the state which folded the mask shown by FIG. It is the figure which looked at the state which developed the mask shown by Drawing 1 from the wearer side. It is a figure explaining the mask manufacturing method and mask manufacturing apparatus of one embodiment. It is a figure explaining the mask manufacturing method and mask manufacturing apparatus of one embodiment. It is a figure explaining the mask manufacturing method and mask manufacturing apparatus of one embodiment. It is a figure explaining the mask manufacturing method and mask manufacturing apparatus of one embodiment. It is a figure explaining the mask manufacturing method and mask manufacturing apparatus of one embodiment.
  • FIGS. 1 to 3 an example of a mask that can be manufactured by the mask manufacturing method and the mask manufacturing apparatus of the present embodiment is shown in FIGS.
  • the mask 10 shown in FIGS. 1 to 3 is a three-dimensional mask that is flat when folded and three-dimensional when worn.
  • 1 is a perspective view of the mask 10
  • FIG. 2 is a view showing a state in which the mask 10 is folded
  • FIG. 3 is a view of the unfolded state seen from the wearer side. Note that “right” and “left” described below indicate “right” and “left” as viewed from the wearer in a mask wearing state.
  • the mask 10 is composed of a mask body 20 and an ear hook 40.
  • the mask main body 20 is a member that covers the mouth and nose of the wearer.
  • the mask body 20 includes a right mask body 21 that covers the wearer's right face and a left mask body 22 that covers the left face.
  • the right mask main body 21 and the left mask main body 22 are joined along a central joining line 30 that extends in the longitudinal direction of the wearer in the mask wearing state.
  • the mask body 20 is divided into a right mask body 21 and a left mask body 22 with the central joint line 30 as a boundary.
  • the mask main body 20 is set in a three-dimensional shape by spreading the right mask main body 21 and the left mask main body 22 away from each other as shown in FIG.
  • the depression 20b is formed on the wearing surface 20a side of the mask body 20.
  • the right-side mask main body 21 and the left-side mask main body 22 are folded so as to come into contact with each other, thereby setting a flat shape.
  • the mask main-body part 20 should just be set to three-dimensional shape at least at the time of mask wearing, and may be set to three-dimensional shape not only at the time of mask wearing but at the time of mask non-wearing.
  • the mask main body 20 (the right mask main body 21 and the left mask main body 22) is formed by an inner layer sheet and a sheet constituted by a first surface layer sheet and a second surface layer sheet laminated on both sides of the inner layer sheet. Is done.
  • the first surface layer sheet forms a mask outer surface disposed on the side opposite to the wearer when wearing the mask
  • the second surface layer sheet is a mask inner surface (wearing surface 21) disposed on the wearer side when wearing the mask. ).
  • the inner layer sheet is formed of a melt blown nonwoven fabric sheet manufactured by a melt blow method.
  • the 1st surface layer sheet and the 2nd surface layer sheet were manufactured by the spunbond nonwoven fabric sheet manufactured by the spunbond method, the nonwoven fabric sheet containing a polypropylene fiber, the spunlace nonwoven fabric sheet manufactured by the spunlace method, and the air through method It is formed of an air-through nonwoven fabric sheet or the like.
  • the basis weight of each of the inner layer sheet, the first surface layer sheet, and the second surface layer sheet is set within a range of 5 to 50 g / m 2
  • the basis weight of the entire mask body 20 is within a range of 50 to 130 g / m 2 .
  • the ear hooking portion 40 extends from an end portion on the right side (right mask main body portion 21) of the mask main body portion 20.
  • the right ear hooking portion 41 is hooked on the wearer's right ear, and the left side (left side of the mask main body portion 20). It extends from the end of the mask body 22) and comprises a left ear hook 42 that is hooked to the wearer's left ear.
  • the right ear hook 41 is joined to the mask body 20 (right mask body 21) along the right joining line 61.
  • the left ear hook 22 is in contact with the mask body 20 (left mask body 22) along the left joint line 62.
  • the right ear hook 41 is formed with a right opening 41 through which the wearer's right ear is passed with the mask's mouth and nose covered with the mask body 20 when the mask is worn.
  • the left-side ear portion 42 is formed with a left-side opening 42 through which the wearer's left ear is passed while the wearer's mouth and nose are covered with the mask body portion 20 when the mask is worn.
  • the ear hooks 41 and 42 are formed of a sheet having higher elasticity than the sheet forming the main body 20.
  • a nonwoven fabric sheet formed by mixing extensible fibers and stretchable fibers is used as the sheet for forming the ear hooks 41 and 42.
  • a spunbond nonwoven fabric sheet formed by mixing polypropylene fibers having extensibility and urethane fibers having elasticity is used.
  • the mask 10 includes the mask body 20 and the ear hook 40.
  • the mask main body 20 includes a right mask main body 21 and a left mask main body 22 that are joined along a central joining line 30.
  • the ear hook 40 includes a right ear hook 41 that is bonded to the right end (right mask main body 21) of the mask main body 20 along the right bond line 61, and a mask main body along the left bond line 62. It has a left ear hook 42 that is joined to the end of the left side (left mask body 22) of the part 20.
  • the right ear hook 41 is formed with a right opening 51 into which the wearer's right ear is inserted, and the left ear hook 42 is formed with a left opening 52 into which the wearer's left ear is inserted. Yes.
  • the right mask body portion 21 and the right ear hook 41 form the right portion 11 of the mask 10, and the left mask body portion 22 and the left ear hook portion 42 form the left portion 12 of the mask 10.
  • FIG. 4 shows that the right mask body and the right ear hook are joined along the right joining line [Step S1], and the left mask body and the left ear hook are joined along the left joining line.
  • [Step S2] is shown.
  • FIG. 5 shows [Step S3] ([Step S4]) for imparting stretchability to the right ear hook portion (left ear hook portion).
  • FIG. 6 shows [Step S6] in which the right side portion and the left side portion of the mask are overlapped and joined along the central joining line segment.
  • FIG. 7 shows [Step S7] in which the right and left portions of the mask are cut.
  • the longitudinal direction (conveying direction) of the sheet is set in the x direction
  • the width direction of the sheet (direction intersecting the conveying direction)
  • the thickness direction (stacking direction) of the sheet is set in the z direction.
  • a sheet for the main body part for forming the mask main body part 20 and a sheet for the ear hook part for forming the ear hook part 30 are prepared.
  • the roll around which the sheet 140 for the ear hook part is wound the roll around which the sheet 121 for the right body part forming the right mask body part 21 of the right part 11 of the mask 10 is wound, and the mask.
  • a roll on which a sheet 122 for the left main body forming the left mask main body 22 of the left portion 12 is wound is prepared.
  • the sheet 140 for the ear hook the sheet that forms the ear hook described above is used.
  • the sheet 121 for the right main body and the sheet 122 for the left main body the sheet forming the main body described above is used.
  • the sheet 121 for the right body part is divided into sheet parts 121 a and 121 b
  • the sheet 122 for the left body part is divided into sheet parts 122 a and 122 b
  • the sheet 140 for the ear hook part is The sheet portion 141 forming the right ear hook portion 41 and the sheet portion 142 forming the left ear hook portion 42 are divided.
  • the sheet portions 121a, 121b, 122a, 122b, 141, and 142 are simply referred to as “sheet 121a”, “sheet 121b”, “sheet 122a”, “sheet 122b”, “sheet 141”, and “sheet 142”, respectively. .
  • a roll around which each of the sheets 121a, 121b, 122a, 122b, 141 and 142 is wound may be prepared.
  • the right main body sheet 121 (sheets 121a and 121b) and the left main body sheet 122 (sheets 122a and 122b) correspond to the “first sheet” of the present invention.
  • the part sheet 140 (sheets 141 and 142) corresponds to the “second sheet” of the present invention.
  • [Step S1] and [Step S2] shown in FIG. 4 are steps for joining the first sheet that forms the mask body and the second sheet that forms the ear hook.
  • the joining operation in [Step S1] and [Step S2] is performed by a joining device (first joining device).
  • sheets 121a and 121b forming the right mask main body 21 are bonded to both sides of the sheet 141 forming the right ear hook 41 to obtain the right bonding sheet 211.
  • the other end portion of the sheet 121a along the y direction is joined to the end portion of the sheet 141 along the y direction along the joining line 161a.
  • one end of the sheet 121b along the y direction is joined along the joining line 161b to the other end of the sheet 141 along the y direction.
  • the sheets 122a and 122b forming the left mask main body portion 22 are bonded to both sides of the sheet 142 forming the left ear hooking portion 42 to obtain the left bonding sheet 212.
  • the right-side bonding sheet 211 and the left-side bonding sheet 212 are formed by the right-side bonding sheet 211.
  • the mask 10 constituted by the left portion 12 to be formed is manufactured.
  • the sheet 141 is disposed on the side where the left bonding sheet 212 is overlapped with respect to the sheets 121a and 121b (the cross section of the right bonding sheet 211 shown by a broken line in FIG. 4). 200X).
  • the sheet 142 is disposed on the side overlaid with the right joining sheet 211 with respect to the sheets 122a and 122b (the cross section 300X of the left joining sheet 212 shown by a broken line in FIG. 4). reference).
  • [Step S1] forms a joining line 61 that joins the right mask body 21 and the right ear hook 41 of the right part 11 of the mask 10 together.
  • the joining line 62 which joins the left mask main-body part 22 and the left ear hooking part 42 of the left part 12 of the mask 10 is formed by [process S2].
  • the sheets 141 and 142 “the second sheet that forms one ear hook and the second sheet that forms the other ear hook” or “the second sheet that forms the right ear hook”.
  • the sheets 121a and 121b “one and the other of the first sheets arranged on both sides of the second sheet forming one ear hook” or “the right ear hook” "One and the other of the first sheets arranged on both sides of the second sheet forming”.
  • the processing apparatus of the present embodiment has a stretching apparatus 610.
  • the stretching apparatus 610 imparts stretchability to the sheet 141 by stretching the sheet 141 that forms the right-side joining sheet 211.
  • the stretching apparatus 610 includes a pair of first gear rolls 620 and second gear rolls 630 that are disposed so as to extend along the width direction (y direction) of the right side bonding sheet 211.
  • the first gear roll 620 (second gear roll 630) includes an extending portion 620b (630b) and grip portions 620a (630a) provided on both sides of the extending portion 620b (630b) along the axial direction (y direction). have.
  • the grip part 620a (630a) provided on both sides along the axial direction has a circular cross section on the outer peripheral surface.
  • the extending portion 620b (630b) has teeth (convex portions) 621 (631) and grooves (concave portions) 622 (632) extending along the circumferential direction alternately formed on the outer peripheral side along the axial direction.
  • the outer peripheral surface of the gripping part 620a (630a) and the outer peripheral side tip part of the tooth (convex part) 621 (631) of the extension part (620b (630b)) have a circular shape with the same radius.
  • teeth (convex portions) are formed.
  • the first gear roll 620 and the second gear roll 630 are arranged to face each other so that the sheet 141 can be stretched when the right bonding sheet 211 passes between them.
  • the sheets 121a and 121b of the right joining sheet 211 are disposed so as to pass through positions facing the grip portions 620a (630a) on both sides in the axial direction, and the sheet 141 passes through positions facing the extending portions 620b (630b).
  • the teeth 621 and the grooves 622 of the extending portion 620b of the first gear roll 620 are arranged so as to face (engage with) the grooves 632 and the teeth 631 of the extending portion 630b of the second gear roll 630, respectively.
  • the right bonding sheet 211 When the sheet 141 of the right bonding sheet 211 is stretched, the right bonding sheet 211 is moved with the first gear roll 620 and the second gear roll 630 rotating in the direction of the arrow shown in FIG. Pass between the first gear roll 620 and the second gear roll 630. Accordingly, the sheets 121a and 121b of the right joining sheet 211 are held in the longitudinal direction (x direction) on the sheet 141 in a state where the sheets 121a and 121b are held by the holding portion 620a of the first gear roll 620 and the holding portion 630a of the second gear roll 630.
  • the sheet 141 is stretched by forming recesses and projections extending along the width direction (y direction) alternately (unevenness is formed). Thereby, elasticity is provided to the sheet
  • the width direction of the sheet 141 is caused by the stretchability imparted to the sheet 141 and unevenness in strength due to the irregularities. A force to shorten the length in the (y direction) is generated.
  • the grasping portion 620a of the first gear roll 620 and the grasping portion 630a of the second gear roll 630 By grasping the sheets 121a and 121b by the grasping portion 620a of the first gear roll 620 and the grasping portion 630a of the second gear roll 630, the length in the width direction of the sheet 141 can be prevented to some extent. In this case, high stretchability cannot be imparted.
  • a means for preventing the length in the width direction of the sheet 141 of the right bonding sheet 211 from being shortened for example, a suppression structure that suppresses the length in the width direction of the sheet 141 of the right bonding sheet 211 from being shortened is used. Can do.
  • a nip roll 640 is used as a restraining structure.
  • the nip roll 640 is disposed so as to extend along the axial direction, and has a large diameter portion 640a provided on both sides in the axial direction and a small diameter portion 640b provided between the large diameter portions 640a.
  • the nip roll 640 is arranged such that the sheets 121a and 121b of the right joining sheet 211 are pressed (pressed) against the gripping part 620a of the first gear roll 620 by the large diameter part 640a.
  • the sheets 121a and 121b of the right bonding sheet 211 include the gripping portion 620a and the second gear roll of the first gear roll 620.
  • An anti-slip structure that prevents sliding on the surface of the grip portion 630a of 630 can also be used.
  • the anti-slip structure as the gripping portion 620a of the first gear roll 620 and the gripping portion 630a of the second gear roll 630, gripping portions whose surfaces are subjected to Adlon processing are used. By applying Adlon processing to the surface of the grip portion, the frictional force can be increased.
  • Step S3 gives the right ear hooking portion 41 of the right portion 11 of the mask 10 elasticity.
  • stretchability is imparted to the left ear hooking portion 42 of the left portion 12 of the mask 10 by [Step S4].
  • Step S7 the right joining sheet 211 and the left joining sheet 212, which are overlapped to form the joining lines 130a and 130b, are cut into the cutting lines 110a and 110b corresponding to the outer diameter shape of the mask 10. Cut along.
  • the cutting line 110a straddles the sheet 121a (122a) and the sheet 141 (142) with the joining line 161a (162a) interposed therebetween.
  • the cutting line 110b extends over the sheet 121b (122b) and the sheet 141 (142) with the joining line 161b (162b) interposed therebetween.
  • the cutting line 110a and the cutting line 110b are set so that the mask 10 is manufactured in a state where the cutting line 110a and the cutting line 110b are alternately reversed along the x direction (conveyance direction).
  • the cutting operation in [Step S7] is performed by a cutting device.
  • the first sheet and the right ear hook (left ear hook) forming the right mask main body (left mask main body) constituting the right portion (left portion) of the mask In a state where the second sheet that forms the shape is joined, stretchability is imparted to the second sheet. Thereby, the force which generates wrinkles in the second sheet due to the stretchability and / or unevenness imparted to the second sheet is applied to the first sheet which is less stretchable than the second sheet. Therefore, generation
  • corrugation can be suppressed.
  • the first sheet is bonded to both sides of the second sheet, generation of wrinkles in the second sheet due to stretchability and / or unevenness is effectively suppressed. Can do.
  • elasticity can be imparted to the ear hook part in the production line while suppressing the occurrence of wrinkles in the ear hook part. Therefore, desired stretchability can be imparted to the ear hook, and a high-quality mask can be manufactured.
  • the right joining sheet that forms the right part of the mask and the left joining sheet that forms the left part are overlapped and cut, the mask can be manufactured efficiently and continuously.
  • a method for imparting stretchability to the ear-hanging portion (processing device for imparting stretchability)
  • a method for stretching the ear-hanging portion (stretching processing device) using a pair of gear rolls is used. Elasticity can be easily imparted to the part.
  • the length of the first sheet joined to the second sheet along the direction intersecting the direction along the joining line between the first sheet and the second sheet is prevented from being shortened. In the state, the second sheet is given elasticity. Thereby, it is suppressed that the length of the 2nd sheet
  • the length of the second sheet in the direction intersecting the direction along the bonding line is short. It is suppressed more effectively.
  • the present invention is not limited to the configuration described in the embodiment, and various changes, additions, and deletions are possible.
  • the second sheet is stretched with the first sheet forming the mask main body bonded to both sides of the second sheet forming the ear hook, but the first sheet is provided on one side of the second sheet. Stretchability may be imparted to the second sheet in a state where the sheet is joined.
  • the stretching apparatus for stretching the second sheet may be a stretching apparatus provided with at least a pair of first and second gear rolls, and other configurations may be omitted. For example, the restraining structure and the anti-slip structure can be omitted.
  • the concave portions and the convex portions extending along the circumferential direction are alternately arranged along the axial direction, and the concave portions and the convex portions extending along the longitudinal direction of the sheet are arranged in the width direction of the sheet.
  • the present invention is not limited to gear rolls that are alternately formed along the gears, and gear rolls that form various uneven shapes can be used.
  • a method of stretching with a pair of first and second gear rolls (a pair of first and second gears) as a method of imparting stretchability to the second sheet by stretching the second sheet (stretching device)
  • a stretching apparatus having a gear roll is used, other various methods (stretching apparatuses having various configurations) can be used.
  • a method for imparting stretchability to the second sheet a processing apparatus for performing a process for imparting stretchability
  • a method for stretching the second sheet was used, but various other methods ( Processing apparatus).
  • the right side joining sheet that forms the right side part of the mask and the left side joining sheet that forms the left side part are manufactured separately, and the method of cutting in a state where the right side joining sheet and the left side joining sheet are stacked is used. It is not limited to this.
  • seat can be manufactured integrally, and the method of cut
  • Masks that can be manufactured using the mask manufacturing method and mask manufacturing apparatus of the present invention are not limited to the masks having the configurations described in the embodiments.
  • a mask manufacturing method for manufacturing a mask comprising a mask main body that covers at least a mouth and a nose of a wearer, and an ear hook that is joined to the mask main body and is hooked on a wearer's ear, A joining sheet is obtained by joining the first sheet forming the mask main body part and the second sheet forming the ear hook part, The mask manufacturing method characterized by performing the process which provides elasticity to the said 2nd sheet
  • a method for manufacturing a mask comprising cutting the joining sheet constituted by the second sheet provided with stretchability into the shape of the mask.
  • a method of manufacturing a mask according to aspect 3 The mask manufacturing method characterized by cut
  • a mask manufacturing method according to any one of aspects 1 to 5, The first sheet and the second sheet are joined along a joining line, Mask manufacturing characterized by performing processing for imparting stretchability to the second sheet in a state in which the length of the second sheet along the direction intersecting the joining line is suppressed from being shortened.
  • Method A mask manufacturing method according to any one of aspects 1 to 6, The method for producing a mask, wherein the second sheet is made of a non-woven fabric having elasticity, and the first sheet is made of a non-woven fabric having lower elasticity than the second sheet.
  • a mask manufacturing apparatus for manufacturing a mask including a mask main body that covers at least a mouth and a nose of a wearer, and an ear hook that is joined to the mask main body and is hooked on a wearer's ear, A joining device that joins the first sheet and the second sheet that forms the ear hook when the mask body is formed to obtain a joining sheet; A mask manufacturing apparatus comprising: a processing device that performs processing for imparting stretchability to the second sheet constituting the joining sheet. (Aspect 9) The mask manufacturing apparatus according to aspect 8, The mask manufacturing apparatus, wherein the bonding apparatus is configured to bond the first sheet to both sides of the second sheet.
  • a mask manufacturing apparatus comprising: a cutting device that cuts the joining sheet configured by the second sheet imparted with stretchability by the processing device into the shape of the mask.
  • a mask manufacturing apparatus comprising: a cutting device that cuts the joining sheet configured by the second sheet imparted with stretchability by the processing device into the shape of the mask.
  • the mask manufacturing apparatus according to aspect 10 The said cutting device is comprised so that it may cut
  • the processing device is configured by a first gear roll and a second gear roll having teeth formed along the circumferential direction on the outer peripheral side, and the first gear roll and the second gear roll have respective teeth.
  • a mask manufacturing apparatus which is arranged so as to mesh with each other.
  • the joining device is configured to join the first sheet and the second sheet along a joining line;
  • the said manufacturing apparatus has a structure which suppresses that the length along the direction which cross
  • the mask manufacturing apparatus characterized by the above-mentioned.
  • a mask manufacturing apparatus according to any one of aspects 8 to 13 The second sheet is made of a non-woven fabric having elasticity, and the first sheet is made of a non-woven fabric having less elasticity than the second sheet.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
PCT/JP2013/063090 2012-05-16 2013-05-09 マスク製造方法およびマスク製造装置 WO2013172254A1 (ja)

Priority Applications (1)

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CN201380025187.4A CN104394939B (zh) 2012-05-16 2013-05-09 口罩制造方法和口罩制造装置

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JP2012112382A JP5849016B2 (ja) 2012-05-16 2012-05-16 マスク製造方法およびマスク製造装置

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021159647A1 (zh) * 2020-02-15 2021-08-19 广东利元亨智能装备股份有限公司 全自动口罩生产线
WO2022036254A1 (en) * 2020-08-14 2022-02-17 Allegiance Corporation Filter mask and method of producing same

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021181920A1 (ja) * 2020-03-13 2021-09-16 ユニ・チャーム株式会社 伸縮性不織布及びその製造方法並びにその伸縮性不織布を用いたマスク及び吸収性物品
JP7386760B2 (ja) * 2020-06-19 2023-11-27 大王製紙株式会社 マスクの製造方法
KR102546543B1 (ko) * 2020-12-03 2023-06-22 주식회사 주원이앤에스 기능성 마스크 제조 장치
KR102546538B1 (ko) * 2020-12-03 2023-06-22 주식회사 주원이앤에스 기능성 마스크 제조 장치
KR102443638B1 (ko) * 2021-06-25 2022-09-16 크린킵 주식회사 마스크 제조방법
JP7712173B2 (ja) * 2021-10-11 2025-07-23 花王株式会社 伸縮性複合シートの製造方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006345993A (ja) * 2005-06-14 2006-12-28 Zuiko Corp マスク並びに耳掛けシートおよびマスクの製造方法
JP2007054381A (ja) * 2005-08-25 2007-03-08 Kurashiki Seni Kako Kk 立体形マスク
JP2008093428A (ja) * 2007-09-28 2008-04-24 Uni Charm Corp マスク

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3824461B2 (ja) * 2000-01-24 2006-09-20 ユニ・チャーム株式会社 使い捨てマスクおよびその製造方法
JP4799343B2 (ja) * 2006-09-25 2011-10-26 花王株式会社 シートの製造方法及び加工装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006345993A (ja) * 2005-06-14 2006-12-28 Zuiko Corp マスク並びに耳掛けシートおよびマスクの製造方法
JP2007054381A (ja) * 2005-08-25 2007-03-08 Kurashiki Seni Kako Kk 立体形マスク
JP2008093428A (ja) * 2007-09-28 2008-04-24 Uni Charm Corp マスク

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021159647A1 (zh) * 2020-02-15 2021-08-19 广东利元亨智能装备股份有限公司 全自动口罩生产线
WO2022036254A1 (en) * 2020-08-14 2022-02-17 Allegiance Corporation Filter mask and method of producing same

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JP2013236798A (ja) 2013-11-28
CN104394939A (zh) 2015-03-04

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