WO2022019227A1 - Procédé de fabrication de récipient avec étiquette et récipient avec étiquette - Google Patents

Procédé de fabrication de récipient avec étiquette et récipient avec étiquette Download PDF

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Publication number
WO2022019227A1
WO2022019227A1 PCT/JP2021/026776 JP2021026776W WO2022019227A1 WO 2022019227 A1 WO2022019227 A1 WO 2022019227A1 JP 2021026776 W JP2021026776 W JP 2021026776W WO 2022019227 A1 WO2022019227 A1 WO 2022019227A1
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WO
WIPO (PCT)
Prior art keywords
label
base material
film base
container
end side
Prior art date
Application number
PCT/JP2021/026776
Other languages
English (en)
Japanese (ja)
Inventor
周平 植村
哲雄 畑
誠二 石川
Original Assignee
株式会社フジシールインターナショナル
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 株式会社フジシールインターナショナル filed Critical 株式会社フジシールインターナショナル
Priority to JP2022537974A priority Critical patent/JPWO2022019227A1/ja
Publication of WO2022019227A1 publication Critical patent/WO2022019227A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65C—LABELLING OR TAGGING MACHINES, APPARATUS, OR PROCESSES
    • B65C3/00—Labelling other than flat surfaces
    • B65C3/06—Affixing labels to short rigid containers
    • B65C3/08—Affixing labels to short rigid containers to container bodies
    • B65C3/14—Affixing labels to short rigid containers to container bodies the container being positioned for labelling with its centre-line vertical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D23/00—Details of bottles or jars not otherwise provided for
    • B65D23/08—Coverings or external coatings
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F3/00—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps
    • G09F3/04—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps to be fastened or secured by the material of the label itself, e.g. by thermo-adhesion
    • G09F3/06—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps to be fastened or secured by the material of the label itself, e.g. by thermo-adhesion by clamping action

Definitions

  • This disclosure relates to a method for manufacturing a labeled container and a labeled container.
  • Patent Document 1 discloses a tubular label in which both ends in the axial direction open, and in the tubular label, the first end of the label base material around the axis. The portion and the second end portion are joined. Specifically, the label base material has a first surface constituting the inner surface, and the first surface at the first end portion and the first surface at the second end portion are adhered in a superposed state. Has been done.
  • Patent Document 2 discloses a tubular label in which a band-shaped sealing portion for sealing the upper end portion of the label is formed.
  • the band-shaped sealing portion is formed by adhering the inner surfaces of the label base material to each other on the upper end side of the label.
  • Patent Document 1 the portion where the first surface at the first end portion and the first surface at the second end portion are overlapped and adhered is provided so as to project toward the outside of the label. Also in Patent Document 2, the sealing portion formed on the upper end side of the label protrudes toward the outside of the label.
  • the portion where the inner surfaces of the label base materials are overlapped and adhered to each other protrudes to the outside of the label, so that the appearance is conspicuous. Further, the portion where the inner surfaces of the label base material are adhered to each other has high rigidity and poor touch.
  • the present disclosure has been made in view of the above-mentioned problems, and an object of the present disclosure is a method for manufacturing a labeled container in which the joint portion of the film base material constituting the label is inconspicuous and a good touch can be obtained. , And to provide labeled containers.
  • the method for manufacturing a labeled container based on the first aspect of the present disclosure is to obtain a tubular label having one end and the other end in the axial direction and having openings formed on both the one end side and the other end side. It includes a step of preparing and a step of covering the container with the label.
  • the step of preparing the label has a first surface and a second surface which are in a front-to-back relationship in the thickness direction, and a first end portion and a second end portion located at both ends around the axis.
  • the first surface of the portion located on the first end side and the first surface of the portion located on the second end side are formed into a cylinder so that the surface faces inward and the second surface faces outward.
  • a self-stretchable film is used as the film base material.
  • the step of covering the container with the label includes a step of turning over the tubular film substrate so that the first surface faces outward and the second surface faces inward. In the step of turning over the tubular film base material, the first end portion and the second end portion face the inside of the tubular film base material.
  • the step of turning over the tubular film substrate is performed at one end and the other end of the tubular film substrate in the axial direction.
  • air is blown onto the tubular film base material to blow the tubular film base material. It may include a step of inverting the substrate.
  • a tubular label having one end and the other end in the axial direction, an opening is formed on the one end side, and the other end side is sealed. It includes a step of preparing and a step of covering the container with the label.
  • the step of preparing the label has a first surface and a second surface which are in a front-to-back relationship in the thickness direction, and a first end portion and a second end portion located at both ends around the axis.
  • the surface is formed into a cylinder so that the surface faces inward and the second surface faces outward, and the portion located on the first end side and the portion located on the second end side are joined by the first joint.
  • a step of preparing a tubular film base material in which the first surfaces facing each other are joined by a second joint on the end side located on the other end side of the label in the axial direction is included. ..
  • a self-stretchable film is used as the film base material.
  • the step of covering the container with the label includes a step of turning over the tubular film substrate so that the first surface faces outward and the second surface faces inward.
  • the first folded portion folded back so as to face the one end side of the label and the first folded portion.
  • a second folded portion is formed which is folded so as to face the one end side of the label.
  • the step of preparing the tubular film substrate is a long tubular tube extending along a direction parallel to the axial direction. It may include a step of preparing a body, a step of joining the elongated body in a direction intersecting the axial direction, and a step of cutting the elongated body.
  • the long body the first main surface corresponding to the first surface, the second main surface corresponding to the second surface, and one side corresponding to the first end portion around the axis.
  • the elongated body has an upstream end portion located on the upstream side and a downstream side located on the downstream side in a direction parallel to the axial direction. Including the end.
  • the first main surfaces facing each other intersect each other in the axial direction at a position separated from the downstream end portion by a predetermined distance to the upstream side.
  • the second joint portion may be formed by joining along the line. Further, in the step of cutting the long body, by cutting the long body in a direction intersecting the axial direction on the upstream side of the second joint, the first joint and the second joint are joined.
  • the tubular film base material provided with the portion may be cut out.
  • the above-mentioned other of the above-mentioned label in the step of turning over the tubular film base material, in the direction in which the second joint portion extends, the above-mentioned other of the above-mentioned label.
  • the corners provided on both ends of the end of the film substrate located on the end side are directed toward the inside of the tubular film substrate when viewed from the outside of the tubular film substrate. It is preferable to dent.
  • the step of turning over the film base material is at least a part of the end portion of the film base material located on one end side of the label.
  • the pressing member is brought into contact with the end portion of the film substrate located on the other end side of the label and on which the second joint portion is formed, and toward the one end side of the label. It may include a step of relatively pushing the pushing member.
  • the step of turning over the film base material is at least a part of the end portion of the film base material located on one end side of the label.
  • the step of expanding the opening formed on the one end side of the label, and the end portion of the film substrate located on the other end side of the label and on which the second joint is formed. May include a step of bringing the container into contact and relatively pushing the container toward the one end side of the label.
  • air is blown onto the tubular film base material to blow the tubular film base material. It may include a step of inverting the substrate.
  • the step of covering the container with the label is formed on one end side of the inverted label. It may include a step of widening the opening and a step of relatively inserting the container into the widened opening.
  • a film base material having a printed layer formed on the second surface as a whole is used. May be good.
  • the labeled container has a cylindrical label having one end and the other end in the axial direction and both the one end side and the other end side are open, and the label is covered with the label. It is equipped with a container.
  • the label includes a film substrate having first and second surfaces that are two sides of the same coin in the thickness direction, and first and second ends located at both ends around the axis.
  • the film substrate is composed of a self-stretchable film.
  • the film substrate is formed in a cylindrical shape so that the first surface faces outward and the second surface faces inward. In the film substrate, the first surface of the portion located on the first end side and the first surface of the portion located on the second end side are overlapped and extend along the axial direction. It is joined by the first joining portion.
  • the first end and the second end face the inside of the tubular film substrate.
  • the second surface includes a first overlapping region that overlaps with the first joint in the thickness direction.
  • the label may include a print layer provided on the second surface, and the print layer may be provided so as to extend to the first overlapping region.
  • the labeled container according to the second aspect of the present disclosure has a cylindrical label having one end and the other end in the axial direction, the one end side is open, and both the other end sides are sealed, and the label.
  • the label includes a film substrate having first and second surfaces that are two sides of the same coin in the thickness direction, and first and second ends located at both ends around the axis.
  • the film substrate is composed of a self-stretchable film. In the film substrate, the portion located on the first end side and the portion located on the second end side are in the axial direction so that the first surface faces outward and the second surface faces inward. It is joined by a first joint extending along the line.
  • the film substrate has an end located on the other end side of the label.
  • the end portion of the film substrate has a first folded portion folded so as to face the one end side of the label and a second folded portion folded so as to face the one end side of the label.
  • the first surface of the first folded portion and the first surface of the second folded portion are joined by a second joint portion.
  • the end portions of the film substrate located on the other end side of the label are both sides in the direction in which the second joint portion extends. Has corners.
  • the corner portion is recessed toward the inside of the tubular film substrate when viewed from the outside of the tubular film substrate.
  • the second surface includes a second overlapping region that overlaps with the second joint in the thickness direction.
  • the label may include a print layer provided on the second surface, and the print layer may be provided so as to extend to the second overlapping region.
  • FIG. 3 is a cross-sectional view of a labeled container along line II-II shown in FIG.
  • FIG. 3 is a cross-sectional view of a labeled container along lines III-III shown in FIG.
  • It is a flow chart which shows the manufacturing flow which manufactures the labeled container which concerns on Embodiment 1.
  • FIG. It is a top view which shows the step of preparing a long body in the manufacturing process of the labeled container which concerns on Embodiment 1.
  • FIG. It is sectional drawing of the long body along the VI-VI line shown in FIG.
  • FIG. It is a figure which shows the process of joining a long body in the manufacturing process of the labeled container which concerns on Embodiment 1.
  • FIG. It is a figure which shows the step of cutting a long body in the manufacturing process of the labeled container which concerns on Embodiment 1.
  • FIG. It is a figure which shows the 1st step of the step of turning over a film base material in the manufacturing process of the labeled container which concerns on Embodiment 1.
  • FIG. It is a figure which shows the 2nd step of the step of turning over a film base material in the manufacturing process of the labeled container which concerns on Embodiment 1.
  • FIG. It is a figure which shows the intermediate state of the said 2nd step in the manufacturing process of the labeled container which concerns on Embodiment 1.
  • FIG. 1 It is a figure which shows the cross section of the film base material in the post-state of the said 2nd step in the manufacturing process of the labeled container which concerns on Embodiment 1.
  • FIG. It is a figure which shows the step of widening the opening of a label in the manufacturing process of the label
  • FIG. It is a figure which shows the step of inserting a container into an opening in the manufacturing process of the labeled container which concerns on Embodiment 1.
  • FIG. It is a figure which shows the post-state of the process of inserting a container into an opening in the manufacturing process of the labeled container which concerns on Embodiment 1.
  • FIG. 20 It is a flow diagram which shows the 1st modification of the manufacturing flow which manufactures the labeled container which concerns on Embodiment 1.
  • FIG. It is a figure which shows the 1st process of the process of turning over a film base material in the 1st modification of the manufacturing flow shown in FIG.
  • FIG. It is a figure which shows the 2nd step of the process of turning over a film base material in the 1st modification of the manufacturing flow shown in FIG.
  • FIG. It is a front view of the container with a label which concerns on Embodiment 2.
  • FIG. It is sectional drawing of the labeled container along the XXI-XXI line shown in FIG. 20.
  • FIG. 2 is a cross-sectional view of a labeled container along the XXIV-XXIV line shown in FIG. It is a figure which shows the step of sandwiching the central part of the film base material with the sandwiching member in the step of turning over the film base material in the manufacturing process of the labeled container which concerns on Embodiment 2.
  • FIG. 2 is a cross-sectional view of a labeled container along the XXIV-XXIV line shown in FIG. It is a figure which shows the step of sandwiching the central part of the film base material with the sandwiching member in the step of turning over the film base material in the manufacturing process of the labeled container which concerns on Embodiment 2.
  • FIG. 1 It is a figure which shows the state in the middle of the process of pushing the pushing member in the step of turning over a film base material in the manufacturing process of the labeled container which concerns on Embodiment 2.
  • FIG. It is a figure which shows the cross section of the film base material in the post-state of the process of turning over a film base material in the manufacturing process of the labeled container which concerns on Embodiment 2.
  • FIG. It is a flow chart which shows the 2nd manufacturing flow which manufactures the labeled container which concerns on Embodiment 2.
  • the jig is brought into contact with the bent one end portion, and one end portion is moved toward the other end portion. It is a figure which shows the state. It is a flow chart which shows the 3rd manufacturing flow of the labeled container which concerns on Embodiment 2.
  • a state in which the container is brought into contact with one of the bent ends and one end is moved toward the other end. It is a figure which shows the 1st state of.
  • FIG. 35 shows the step of turning over the film base material in the process of manufacturing the labeled container according to the second embodiment.
  • a state in which the container is brought into contact with one of the bent ends and one end is moved toward the other end.
  • FIG. It is a figure which shows the 2nd state of. It is sectional drawing of the container with a label which concerns on modification 1.
  • FIG. It is a flow diagram which shows the 2nd modification of the manufacturing flow which manufactures the labeled container which concerns on Embodiment 1.
  • FIG. It is a figure which shows the step of holding one end side of a film base material in the step of inverting a film base material by blowing air in the 2nd modification of the manufacturing flow shown in FIG. 35.
  • FIG. 35 shows the step of holding one end side of a film base material in the step of inverting a film base material by blowing air in the 2nd modification of the manufacturing flow shown in FIG. 35.
  • FIG. 35 is a plan view showing a step of blowing air to invert the other end side of the film substrate in the step of inverting the film substrate by blowing air in the second modification of the manufacturing flow shown in FIG. 35.
  • FIG. 35 is a front view showing a step of blowing air to invert the other end side of the film substrate in the step of inverting the film substrate by blowing air in the second modification of the manufacturing flow shown in FIG. 35.
  • FIG. 35 is a diagram showing a post-state of a step of blowing air to invert the other end side of the film substrate in the step of inverting the film substrate by blowing air in the second modification of the manufacturing flow shown in FIG. 35.
  • FIG. 35 is a plan view showing a step of blowing air to invert the other end side of the film substrate in the step of inverting the film substrate by blowing air in the second modification of the manufacturing flow shown in FIG. 35.
  • FIG. 35 is a diagram showing a step of inserting a container inside the film base material on the other end side of the inverted film base material in the step of inverting the film base material by blowing air in the second modification of the manufacturing flow shown in FIG. 35.
  • FIG. 35 is a diagram showing the first state of the step of inverting the film base material in the portion not inverted by blowing air in the step of inverting the film base material by blowing air in the second modification of the manufacturing flow shown in FIG. 35. be.
  • FIG. 35 is a diagram showing a second state of the step of inverting the film base material in the portion not inverted by blowing air in the step of inverting the film base material by blowing air in the second modification of the manufacturing flow shown in FIG. 35. be.
  • It is a flow diagram which shows the 3rd modification of the manufacturing flow which manufactures the labeled container which concerns on Embodiment 1.
  • FIG. 35 is a diagram showing the 3rd modification of the manufacturing flow which manufactures the labele
  • FIG. 1 is a front view of the labeled container according to the first embodiment.
  • FIG. 2 is a cross-sectional view of the labeled container along line II-II shown in FIG.
  • FIG. 3 is a cross-sectional view of the labeled container along lines III-III shown in FIG.
  • the labeled container 100 according to the first embodiment will be described with reference to FIGS. 1 to 3.
  • the labeled container 100 includes a container 10 and a label 20.
  • the container 10 includes a container body 11 and a lid portion 16.
  • the container body 11 has an axial direction parallel to the height direction.
  • the container body 11 has one end 11a and the other end 11b in the axial direction.
  • the container body 11 has a mouth portion 12, a neck portion 13, a shoulder portion 14, and a body portion 15.
  • the mouth portion 12, the neck portion 13, the shoulder portion 14, and the body portion 15 are continuous in order along the axial direction.
  • the mouth portion 12 is located on the other end 11b side of the container body 11.
  • the mouth portion 12 opens toward the side opposite to the side on which the body portion 15 is located.
  • the inner peripheral length of the mouth portion 12 is substantially constant.
  • the mouth portion 12 is a portion covered by the lid portion 16.
  • the outer peripheral surface of the mouth portion 12 may be provided with a spiral groove portion that engages with the lid portion 16.
  • the body portion 15 is located on the one end 11a side of the container body 11.
  • the outer shape of the body portion 15 is generally larger than the outer shape of the mouth portion 12.
  • the body portion 15 includes a portion of the container body 11 having the maximum peripheral length.
  • the peripheral length of the body portion 15 increases once toward the one end 11a side of the container main body 11 along the axial direction, and the portion having the maximum peripheral length is further extended to the one end 11a of the container main body 11. It has a shape in which the circumference becomes smaller as it goes toward it.
  • the circumference of the body portion 15 may be substantially constant in the axial direction.
  • the shoulder portion 14 is connected to the body portion 15.
  • the shoulder portion 14 is provided so that the peripheral length decreases toward one side (mouth portion 12 side) in the axial direction.
  • the shoulder portion 14 has a shape that curves inward toward one side in the axial direction when viewed in a cross section parallel to the axial direction.
  • the neck portion 13 connects the mouth portion 12 and the shoulder portion 14.
  • the neck portion 13 extends substantially linearly when viewed in a cross section parallel to the axial direction.
  • the neck portion 13 may be provided so that the peripheral length becomes smaller toward one side in the axial direction, or may be provided so that the peripheral length becomes substantially constant.
  • the container body 11 is a soft container obtained by blow molding a synthetic resin such as polyethylene, polypropylene, polyamide, polyester, etc., and is a multi-layer container or the like in which a single layer or a gas barrier layer is laminated, and presses the body portion 15. It is a container used for the purpose of taking out the contents to the outside. That is, the container body 11 has a squeeze property.
  • the inside of the container body 11 contains, for example, liquids such as beverages, seasonings, and chemicals.
  • the contents contained in the container main body 11 are not limited to these, and gel-like ones or granular ones can be appropriately adopted as long as they can be taken out from the mouth portion 12.
  • the lid portion 16 is provided so as to close the mouth portion 12.
  • the lid portion 16 has a cap shape and has a plate-shaped portion facing the opening of the mouth portion 12 and an outer peripheral wall portion hanging from the peripheral edge of the plate-shaped portion.
  • the label 20 has one end 21 and the other end 22 in the axial direction (DR1 direction).
  • the axial direction is a direction parallel to the height direction of the container body 11 described above.
  • the label 20 has a cylindrical shape and covers the container 10. More specifically, the label 20 has a bag-like shape with one closed in the axial direction.
  • the label 20 is provided so as to cover the container body 11 in the circumferential direction and cover the lid portion 16 of the container body 11.
  • One end 21 side of the label 20 has an opening 21a.
  • One end 21 of the label 20 is located at substantially the same height as one end 11a of the container body 11. It is preferable that one end 21 of the label 20 is located closer to one end 11a of the container body 11 than the position where the maximum peripheral length of the body portion 15 is obtained.
  • the other end 22 side of the label 20 is sealed by a second joint portion 52, which will be described later.
  • the other end 22 side of the label 20 faces the lid portion 16 at a distance from the lid portion 16. There is a sealed space between the other end 22 of the label 20 and the lid portion 16.
  • the label 20 includes a portion corresponding to the shape of the body portion 15 of the container 10.
  • the label 20 has a small peripheral length in the vertical direction (both in the axial direction) with respect to the portion having the maximum peripheral length corresponding to the portion having the maximum peripheral length of the body portion 15 and the portion having the maximum peripheral length. Includes the part that becomes. When these come into contact with the body portion 15, the label 20 is attached to the body portion 15. The label 20 is held by the body portion 15 due to its elasticity as described later.
  • the label 20 may be provided with a break line 23.
  • the break line 23 is a perforation or a half cut consisting of intermittent cuts, and is provided along the circumferential direction of the label 20.
  • the label 20 can be separated along the break line 23.
  • the label 20 of the portion located on the other end 22 side can be separated while the label 20 of the portion located on the one end 21 side is in close contact with the body portion 15.
  • the label 20 includes a film base material 30 and a printing layer 40.
  • the print layer 40 is formed inside the film base material 30.
  • the print layer 40 can be formed by gravure printing, flexographic printing, or the like.
  • the printing layer 40 When the printing layer 40 is formed inside the film base material 30, it is possible to prevent the printing layer 40 from peeling off due to vibration or friction with other objects when the labeled container 100 is distributed by transportation or the like. can do.
  • the film base material 30 has a first surface 30a and a second surface 30b that are in a front-to-back relationship in the thickness direction.
  • the film substrate 30 has a first end 31 and a second end 32 located at both ends around the axis.
  • the portion of the film base material 30 located on the first end 31 side and the portion located on the second end 32 side are joined by the first joining portion 51.
  • the first end portion 31 is folded back so that the second surface 30b faces the first end side folded portion 33, and the second end portion 32 has the second surface 30b. It has a second end-side folded portion 34 that is folded back so as to face.
  • the first surface 30a of the first end side folded portion 33 and the first surface 30a of the second end side folded portion 34 are joined by a first joint portion 51 extending along the axial direction.
  • the overlapping allowance between the first surface 30a of the first end side folded portion 33 and the first surface 30a of the second end side folded portion 34 is, for example, about 0.1 mm to 2.0 mm.
  • the thickness is preferably 0.3 mm or less.
  • the bonding mode between the first end 31 side and the second end 32 side of the film base material 30 is not limited to the above.
  • these are formed by the first joint portion 51. It may be joined.
  • the first joint portion 51 in a state where the first surface 30a of the portion located on the first end portion 31 side and the second surface 30b of the portion located on the second end portion 32 side are overlapped, these are formed by the first joint portion 51. It may be joined.
  • the first joint portion 51 can be formed by a heat seal or a fusing seal that heat-seals the film surfaces, or an adhesive seal that adheres to the joint surface via an adhesive.
  • a heat seal or a fusing seal that heat-seals the film surfaces or an adhesive seal that adheres to the joint surface via an adhesive.
  • an adhesive a two-component curable urethane-based adhesive or the like can be used.
  • a corona treatment, an anchor treatment, or the like may be applied to the film surface in order to improve the adhesiveness.
  • the first joint portion 51 is formed large.
  • the film base material 30 is made of a self-stretchable film.
  • the self-stretchable film is not particularly limited, but is a general term for films having "stretchability” and “restorability”.
  • “Stretchability” means the property and ease of stretching of a self-stretchable film. Further, “stability” means the property of contracting (returning to the original) by the elastic force when the external force is released after the self-stretchable film is stretched.
  • “Stretchability” and “restorability” are collectively referred to as “stretchability", and unlike a heat-shrinkable film, a self-stretchable film can shrink regardless of heat.
  • the film substrate can be stretched by at least 60% or more in the circumferential direction, and the instantaneous strain (50 mm / min) after stretching by 60% in the circumferential direction is 13% or less.
  • the self-stretchability was evaluated as follows. A rectangular sample piece having a length of 15 ⁇ 0.1 mm in the height direction and a length of 200 mm in the circumferential direction (distance between marked lines 100 ⁇ 2 mm) was prepared from a self-stretchable tubular film substrate. A 60% tensile test was performed with the long side direction (circumferential direction of the tubular stretch label) of this sample piece as the measurement direction, and the instantaneous strain (%) was measured. The 60% tensile test is a crosshead speed constant type or pendulum type tensile tester (test speed: 50 ⁇ 5 mm / min), and a predetermined load (N) is applied to reduce the distance between the marked lines of the sample piece. In this test, the distance was extended to 60%, and the distance between the marked lines when the load was removed and returned to 0 (N) after the test was read, and the instantaneous strain (%) was calculated by the following formula.
  • Instantaneous distortion (%) 100 ⁇ ⁇ L2 / L2 L2: Distance between marked lines of sample pieces before test (mm) ⁇ L2: Increase in distance between marked lines of sample pieces after test (mm)
  • a self-stretchable film for example, a film containing an olefin resin such as polyethylene and a thermoplastic resin such as an ethylene-vinyl acetate copolymer can be adopted.
  • the self-stretchable film low-density polyethylene (for example, density 0.91 to 0.93 g / cm 3 ), linear low-density polyethylene (for example, density 0.88 to 0.90 g / cm 3 ).
  • a single-layer or multi-layer film having a thickness of 10 ⁇ m to 100 ⁇ m and made of a thermoplastic resin such as an ethylene-vinyl acetate copolymer can be adopted.
  • the film base material 30 has an end portion 35 located on the one end 21 side of the label 20 and an end portion 36 located on the other end 22 side of the label 20.
  • the first surfaces 30a are bonded to each other by the second bonding portion 52.
  • Several ventilable holes or cuts (having a length of about 1 mm to 5 mm) are provided in the vicinity of the second joint portion 52 (separated by about 5 mm to 20 mm). The holes and cuts can discharge the air trapped between the label 20 and the container 10 to the outside of the label 20 when the label 20 is put on (inserted) into the container 10.
  • the end portion 36 of the film base material 30 has a first folded portion 37 and a second folded portion 38 folded so as to face one end 21 of the label 20.
  • the first surface 30a of the first folded portion 37 and the first surface 30a of the second folded portion 38 are joined by a second joint portion 52.
  • the second joint portion 52 can be formed, for example, by pressing with a heat seal bar heated to about 110 ° C. to 180 ° C. and heat-sealing the film surface.
  • the second joint 52 extends along the first direction intersecting the axial direction. Specifically, the second joint portion 52 extends along the width direction of the film base material 30 orthogonal to the axial direction. In the present embodiment, the case where the second joint portion 52 is linear is exemplified, but as long as the other end side of the label 20 is sealed, the second joint portion 52 is from one end side of the film base material 30 in the width direction. It may be provided so as to straddle the other end side.
  • the second joint 52 may be formed in a convex shape (R shape) so that the central portion in the width direction bulges to one side in the axial direction, or may be formed in a wavy shape, as appropriate. The shape can be changed.
  • the end portion 36 of the film base material 30 located on the other end 22 side of the label 20 has corner portions 39a and 39b on both sides in the width direction.
  • Each of the corner portions 39a and 39b is recessed toward the inside of the tubular film base material 30 when viewed from the outside of the tubular film base material 30.
  • the film base material 30 is made of a self-stretchable film
  • the film base material 30 is formed by using low-density polyethylene, linear low-density polyethylene, or ethylene-vinyl acetate copolymer. It can soften itself. Therefore, the above effect can be exerted more remarkably.
  • the print layer 40 is provided so as to cover at least a predetermined position on the second surface 30b.
  • the second surface 30b has a first overlapping region R1 overlapping the first joining portion 51 and a second overlapping region R2 overlapping the second joining portion 52.
  • the print layer 40 is formed on the second surface 30b so as to extend to the first overlapping region R1 and the second overlapping region R2. More specifically, the print layer 40 is entirely formed on the second surface 30b. In such a case, the display area can be increased and the cosmeticity can be improved.
  • the film base material 30 is preferably transparent so that the print layer 40 formed inside the film base material 30 can be visually recognized from the outside of the label 20.
  • the print layer 40 is not formed on the second surface 30b overlapping with the first joining portion 51.
  • the print layer 40 is preferably formed so as to cover at least the second overlapping region R2 of the second surface 30b. That is, the print layer 40 may be formed on the second surface 30b excluding the first joint portion 51.
  • FIG. 4 is a flow chart showing a manufacturing flow for manufacturing the labeled container according to the first embodiment.
  • 5 to 15 are views showing various steps in the manufacturing process of the labeled container according to the first embodiment, and the state of the long body and the film base material in the predetermined step.
  • a method for manufacturing the labeled container 100 will be described with reference to FIGS. 4 to 15.
  • the above-mentioned print layer 40 is omitted in FIGS. 4 to 15.
  • the method for manufacturing the labeled container 100 includes a step S10 for preparing the label 20 and a step S20 for coating the label 20 on the container 10.
  • the one end 21 and the other end 22 are provided in the axial direction, the opening 21a is formed on the one end 21 side, and the other end 22 side is sealed. Prepare the tubular label 20.
  • Step S10 includes step S11 for preparing the tubular film base material 30.
  • step S11 the first surface 30a and the second surface 30b, which are in a front-to-back relationship in the thickness direction, and the first end portions 31 and the second end portions 32 located at both ends in the axial direction are provided.
  • the shape is formed so that the 30a faces inward and the second surface 30b faces outward, and the portion located on the first end 31 side and the portion located on the second end 32 side are joined by the first joint 51.
  • a tubular film base material is prepared in which the first surfaces 30a facing each other are joined by the second joining portion 52 on the end portion 36 side located on the other end 22 side of the label 20 in the axial direction.
  • a film in which the print layer 40 is entirely formed on the second surface 30b may be prepared.
  • the step S11 includes a step S111 for preparing a long body, a step S112 for joining the long body, and a step S113 for cutting the long body.
  • FIG. 5 is a plan view showing a step of preparing a long body in the manufacturing process of the labeled container according to the first embodiment.
  • FIG. 6 is a cross-sectional view of a long body along the VI-VI line shown in FIG.
  • a tubular long body 60 extending along a direction parallel to the axial direction is prepared.
  • the long body 60 corresponds to the first main surface 60a corresponding to the first surface 30a, the second main surface 60b corresponding to the second surface 30b, and the first end portion 31 around the axis.
  • a self-stretchable film having one side end portion 61 and the other side end portion 62 corresponding to the second end portion 32 around the axis is used.
  • the first main surface 60a is formed into a cylinder so as to face inward and the second main surface 60b faces outward, and the portion located on the one side end portion 61 side and the other side end portion 62.
  • a self-stretchable film is used in which a portion located on the side is joined by a joining portion 51A.
  • first main surface 60a and the other side end 62 of the portion located on one side end 61 so that the first main surface 60a faces inward and the second main surface 60b faces outward.
  • a tubular self-stretchable film is used in which the first main surface 60a of the portion is overlapped and joined by the joining portion 51A.
  • the long body the one in which the print layer 40 is formed on the second main surface 60b as a whole may be used.
  • the joint portion 51A corresponds to the first joint portion 51 in the label 20.
  • the position is located on the first main surface 60a of the portion located on one end side of the one side end portion 61 and the other side end portion 62, and on the other end side of the one side end portion 61 and the other side end portion 62.
  • the second main surface 60b of the portion to be formed may be overlapped and these may be joined by the joining portion 51A.
  • the long body 60 joined by the joining portion 51A includes an upstream side end portion 60c and a downstream side end portion 60d located on the upstream side in a direction parallel to the axial direction.
  • FIG. 7 is a diagram showing a step of joining long bodies in the manufacturing process of the labeled container according to the first embodiment.
  • the second joint portion 52 is formed by joining along the first direction intersecting with the above.
  • the second joint portion 52 is not limited to a linear shape, and may be formed so as to straddle the long body 60 from one end side to the other end side in the width direction.
  • the second joint portion 52 may be formed in a convex shape (R shape) so that the central portion in the width direction bulges toward the upstream end portion 60c, or may be formed in a wavy shape. , The shape can be changed as appropriate.
  • the break line 23 may be formed at the same time as the second joint portion 52 is formed. As a result, it is possible to omit a separate step of providing the break line 23, and the manufacturing process can be simplified.
  • the above-mentioned breathable hole or cut may be formed by perforation or the like.
  • the ventilable hole or cut may be formed in the step of cutting a long body described later.
  • FIG. 8 is a diagram showing a step of cutting a long body in the manufacturing process of the labeled container according to the first embodiment.
  • the long body 60 is cut in the first direction intersecting the axial direction on the upstream side of the second joint portion 52.
  • the tubular film base material 30 provided with the first joint portion 51 and the second joint portion 52 is cut out.
  • the elongated body 60 is cut along the dividing line CL extending in the direction orthogonal to the axial direction on the upstream side of the second joint portion 52.
  • the end portion 35 of the film base material 30 located on the one end 21 side of the label 20 is opened, and the end portion 36 of the film base material 30 located on the other end 22 side of the label is sealed by the second joint portion 52.
  • the tubular film base material 30 is cut out.
  • the peripheral length of the tubular film base material 30 is smaller than the maximum peripheral length of the container 10 because the elastic film is stretched and attached to the container by elastic force.
  • the peripheral length of the tubular film base material 30 is 3% to 40% smaller, preferably 15% to 30% smaller than the maximum peripheral length of the container 10.
  • Step S112 and step S113 may be performed at the same time, or step S112 may be performed after step S113.
  • a step S20 of covering the container 10 with the label 20 is carried out.
  • the step S20 includes a step S21 of turning over the film base material 30, a step of widening the opening 21a of the label 20, and a step of inserting the container 10 into the opening 21a.
  • the film base material 30 is turned inside out so that the first surface 30a faces the outside and the second surface 30b faces the inside.
  • the step S21 includes a step S211 for holding the film substrate and a step S212 for pushing the pushing member.
  • FIG. 9 is a diagram showing a first step of a step of turning over the film base material in the manufacturing process of the labeled container according to the first embodiment.
  • step S21 when turning over the film base material 30, first, as a first step, in step S211 as shown in FIG. 9, a film group located on one end 21 side of the label 20 in the second direction intersecting the axial direction. Both ends of the end portion 35 of the material 30 are held.
  • the second direction exemplifies the axial direction and the direction orthogonal to the first direction, but is a direction parallel to the first direction as long as the film base material 30 can be held. It may be a direction that intersects the axial direction and the first direction.
  • the opening 21a (the opening of the end 35 of the film substrate 30) provided at one end 21 of the label 20 has, for example, a circular, semicircular, or arcuate cross section and an axial length.
  • the pair of metal holders 81 and 82 to be held is inserted so that the arcuate outer surface side of the pair of holders 81 and 82 abuts on the inner surface (first surface 30a) of the label 20.
  • the pair of holders 81, 82 are provided so as to be close to each other and separable from each other, for example, in the second direction intersecting in the axial direction.
  • the film base material 30 in the expanded portion of the openings 21a tends to shrink toward the pair of holders 81 and 82. .. In this way, the film base material 30 can be held by the pair of holders 81 and 82 by utilizing the elasticity of the film base material 30.
  • the pair of holders 81 and 82 is not limited to the above configuration. Each of the pair of holders 81 and 82 may be configured to hold the film base material 30 by sandwiching the first surface 30a of the film base material 30 and the second surface 30b of the film base material 30.
  • the number of holders is not limited to two as long as the film base material 30 can be held, and may be four or six depending on the cross-sectional shape of the container. Further, a wide shape that spreads in a plane along the circumferential direction of the container 10 may be used. Further, the position where the film base material 30 is held by the holder is not limited to both ends, and can be appropriately selected. That is, at least a part of the film base material 30 may be retained.
  • a rod-shaped or claw-shaped jig having an axial length that can be arranged apart in the circumferential direction may be adopted. ..
  • FIG. 10 is a diagram showing a second step of a step of turning over the film base material in the manufacturing process of the labeled container according to the first embodiment.
  • step S212 as shown in FIG. 10, the pressing member 83 is located on the other end 22 side of the label 20 and is formed on the end portion 36 of the film base material 30 on which the second joint portion 52 is formed. , And relatively pushes the pushing member 83 toward one end 21 side of the label.
  • the pushing member 83 may be moved in the direction of the arrow AR1, or the pair of holders 81, 82 may be moved on the opposite side of the AR1 direction while the label 20 is held by the pair of holders 81, 82. You may move it to.
  • FIG. 11 is a diagram showing an intermediate state of the second step in the manufacturing process of the labeled container according to the first embodiment.
  • the end portion 36 of the film base material 30 is located below the end portion 35 of the film base material 30, as shown in FIG.
  • the state changes from the state to the state located above the end portion 35 of the film base material 30.
  • the first folded portion 37 folded so as to face the one end 21 side of the label 20 and the second folded portion 37 folded so as to face the one end 21 side of the label 20.
  • a portion 38 is formed.
  • the corners 39a provided on both ends of the end 36 of the film base material 30 located on the other end 22 side of the label 20. , 39b are recessed toward the inside of the film base material 30.
  • the corner portions 39a and 39b are spontaneously recessed inside the film base material 30 in the step of turning over the film base material 30.
  • FIG. 12 is a diagram showing a cross section of a film base material in a state after the second step in the manufacturing process of the labeled container according to the first embodiment.
  • the first surface 30a faces outward and the second surface 30b faces inward.
  • the first end portion side folded portion 33 folded back so that the first end portion 31 of the film base material 30 faces the second surface 30b, and the second end portion 33 of the film base material 30 are turned over.
  • a second end-side folded portion 34 is formed so that the end portion 32 faces the second surface 30b.
  • FIG. 13 is a diagram showing a step of widening the opening of the label in the manufacturing process of the labeled container according to the first embodiment.
  • step S22 the opening 21a formed on one end 21 side of the inverted label 20 is widened.
  • the pair of holders 91 and 92 are inserted into the opening 21a (the opening of the end 35 of the film substrate 30) provided at one end 21 of the label 20.
  • the pair of holders 91 and 92 are provided so as to be separable in the second direction, for example, intersecting in the axial direction.
  • the pair of holders 91 and 92 are not limited to the above configuration as long as they are provided so as to be separable from each other.
  • Each of the pair of holders 91 and 92 may be configured to hold the film base material 30 by sandwiching the first surface 30a of the film base material 30 and the second surface 30b of the film base material 30.
  • the opening 21a can be widened by separating the pair of holders 91 and 92 while the film base material 30 is held by the pair of holders 91 and 92.
  • the number of holders is not limited to two as long as the opening 21a can be widened while holding the film base material 30, and may be four or six depending on the cross-sectional shape of the container. Further, it may have a wide shape that spreads in a plane along the circumferential direction of the container 10. Further, the position where the film base material 30 is held by the holder is not limited to both ends, and can be appropriately selected. That is, at least a part of the film base material 30 may be retained. Further, as a plurality of holders, for example, in order to widen the opening 21a from the inside to the outside, a rod-shaped or claw-shaped jig having an axial length that can be arranged apart in the circumferential direction is adopted. May be good.
  • FIG. 14 is a diagram showing a step of inserting a container into an opening in the manufacturing process of the labeled container according to the first embodiment.
  • step S23 the container 10 is relatively inserted into the widened opening 21a.
  • the container 10 may be moved so as to approach the end 36 of the film substrate 30, or the pair of holders 91, so that the end 36 of the film substrate 30 approaches the container 10. 92 may be moved.
  • FIG. 15 is a diagram showing a post-state of the step of inserting the container into the opening in the manufacturing process of the labeled container according to the first embodiment.
  • the container 10 can be covered with the label 20 as shown in FIG.
  • the labeled container 100 according to the first embodiment is manufactured.
  • FIG. 16 is a flow chart showing a first modification of the manufacturing flow for manufacturing the labeled container according to the first embodiment. A first modification of the manufacturing flow for manufacturing the labeled container according to the first embodiment will be described with reference to FIG.
  • the first modification of the method for manufacturing the labeled container 100 differs from the step S21A in which the film substrate is turned over when compared with the method for manufacturing the labeled container 100 shown in FIG. 4 described above. ..
  • the other steps are almost the same.
  • the container 10 is covered with the label 20 in the step S21A in which the film base material 30 is turned over.
  • the step S21A includes a step S211A for widening the opening 21a of the label 20 and a step S212A for pushing the container.
  • FIG. 17 is a diagram showing the first step of the step of turning over the film base material in the first modification of the manufacturing flow shown in FIG.
  • step S21A when turning over the film base material 30, first, as a first step, in step S211A, as shown in FIG. 17, the opening 21a of the label 20 is widened. Specifically, both ends of the end portion 35 of the film base material 30 located on the one end 21 side of the label 20 are held, and the opening 21a formed on the one end 21 side of the label 20 is widened.
  • the film is formed by inserting a pair of holders 81 and 82 into the opening 21a (the opening of the end 35 of the film base material 30) provided at one end 21 of the label 20 and separating them from each other.
  • the opening 21a is widened while holding the base material 30.
  • the number of holders is not limited to two as long as the opening 21a can be widened while holding the film base material 30, and may be four or six depending on the cross-sectional shape of the container. Further, a wide shape that spreads in a plane along the circumferential direction of the container 10 may be used. Further, the position where the film base material 30 is held by the holder is not limited to both ends, and can be appropriately selected. That is, at least a part of the film base material 30 may be retained.
  • the step S211A may be performed with the label 20 facing the container 10. Further, after the step S211A, the label 20 may face the container 10 with the opening 21a widened. The label 20 faces the container 10 so that the end 36 of the film substrate 30 faces the lid 16 of the container 10.
  • FIG. 18 is a diagram showing a second step of the step of turning over the film base material in the first modification of the manufacturing flow shown in FIG.
  • step S212A as shown in FIG. 18, the container 10 is placed at the end 35 of the film base material 30 located on the other end 22 side of the label 20 and on which the second joint 52 is formed. , And relatively push the container 10 toward one end 21 side of the label 20.
  • the container 10 may be moved in the direction of arrow AR2, or the pair of holders 81, 82 may be moved on the opposite side of the direction of arrow AR2 while the label 20 is held by the pair of holders 81, 82. You may move it to.
  • the end portion 36 of the film substrate 30 is located below the end portion 35 of the film substrate 30, and the film substrate 30 is changed from the state where the end portion 36 is located below the end portion 35 of the film substrate 30. It changes to a state where it is located above the end portion 36.
  • the first folded portion 37 folded so as to face the one end 21 side of the label 20 and the second folded portion 37 folded so as to face the one end 21 side of the label 20.
  • a portion 38 is formed.
  • FIG. 19 is a diagram showing a post-state of the second step shown in FIG. Further, by pushing the container 10 relatively toward one end 21 side of the label, the state in which the film base material 30 is held by the pair of holders 81 and 82 is released. This allows the container 10 to be covered with the inverted label 20, as shown in FIG.
  • the labeled container 100 according to the first embodiment can be manufactured.
  • the labeled container 100 is manufactured based on the above-mentioned manufacturing method and the first modification thereof, so that the end portion of the film base material 30 located on the other end 22 side of the label 20 is manufactured.
  • a first folded portion 37 and a second folded portion 38 that are folded so as to face one end 21 side of the label 20 are formed.
  • the second joint portion 52 that joins the first surface 30a of the first folded portion 37 and the first surface 30a of the second folded portion 38 faces the inside of the label 20, so that it is second in appearance.
  • the joint portion 52 can be made inconspicuous.
  • the first joint portion 51 faces the inside of the label 20. become. Therefore, the first joint portion 51 can also be made inconspicuous in appearance.
  • the print layer 40 can be formed also in the second overlapping region R2 overlapping the second joint portion 52 on the second surface 30b, the display area can be increased. Similarly, when the first end side folded portion 33 and the second end side folded portion 34 are formed, the print layer 40 is also formed in the first overlapping region R1 overlapping the first joint portion 51. Can be done. As a result, the print layer 40 can be formed on the second surface 30b as a whole, so that good cosmetic properties can be obtained.
  • the print layer 40 is formed inside the label 20, it is possible to prevent the print layer 40 from being peeled off due to vibration or friction when the labeled container 100 is distributed by transportation or the like.
  • FIG. 20 is a front view of the labeled container according to the second embodiment.
  • FIG. 21 is a cross-sectional view of the labeled container along the XXI-XXI line shown in FIG.
  • the labeled container 100B according to the second embodiment will be described with reference to FIGS. 20 and 21.
  • the labeled container 100B according to the second embodiment has a different shape of the label 20B when compared with the labeled container 100 according to the first embodiment.
  • the label 20B is formed in a cylindrical shape so that both one end 21 side and the other end 22 side in the axial direction are open. That is, the label 20B is mainly different from the label 20 according to the first embodiment in that the second joint portion 52 is not formed. The other configurations are almost the same.
  • the label 20B covers, for example, the body portion 15 of the container body 11 in the circumferential direction.
  • the label 20B includes a film base material 30 having a first surface 30a and a second surface 30b which are in a front-to-back relationship in the thickness direction, and a first end portion 31 and a second end portion 32 located at both ends in an axial direction. ..
  • the film base material 30 is made of a self-stretchable film.
  • Label 20B includes a portion corresponding to the shape of the body portion 15 of the container 10.
  • the label 20 has a small peripheral length in the vertical direction (both in the axial direction) with respect to the portion having the maximum peripheral length corresponding to the portion having the maximum peripheral length of the body portion 15 and the portion having the maximum peripheral length. Includes the part that becomes. When these come into contact with the body portion 15, the label 20 is attached to the body portion 15. The label 20 is held by the body portion 15 due to its elasticity, as in the first embodiment.
  • the film base material 30 is folded so that the first end portion 31 faces the second surface 30b and the first end portion side folded portion 33 and the second end portion 32 face the second surface 30b. It has a second end side folded portion 34.
  • the first surface 30a of the first end-side folded portion 33 and the first surface 30a of the second end-side folded portion 34 are joined by a first joint portion 51 extending along the axial direction.
  • the film base material 30 is formed in a cylindrical shape so that the first surface 30a faces outward and the second surface 30b faces inward.
  • the print layer 40 is provided so as to cover at least the first overlapping region R1 of the second surface 30b. Specifically, the print layer 40 is entirely formed on the second surface 30b.
  • FIG. 22 is a flow chart showing a first manufacturing flow for manufacturing the labeled container according to the second embodiment. A first manufacturing method of the labeled container 100B according to the second embodiment will be described with reference to FIG. 22.
  • the method for manufacturing the labeled container 100B according to the second embodiment is the step S10B for preparing the label 20B when compared with the manufacturing method for the labeled container 100 according to the first embodiment. It is mainly different from the step S21B in which the film base material 30 is turned over.
  • one end 21 and the other end 22 are provided in the axial direction, and both the one end 21 side and the other end 22 side have.
  • a cylindrical label 20B having an opening is prepared.
  • Step S10B includes step S11B for preparing the tubular film base material 30.
  • step S11B the first surface 30a and the second surface 30b, which are in a front-to-back relationship in the thickness direction, and the first end portion 31 and the second end portion 32 located at both ends in the axial direction are provided, and the first surface is formed.
  • the first surface 30a of the portion located on the first end 31 side and the first surface 30a of the portion located on the second end 32 side are overlapped so that the 30a faces inward and the second surface 30b faces outward.
  • the tubular film base material 30 joined by the first joining portion 51 is prepared.
  • the step S11B includes a step S111 for preparing a long body and a step S113 for cutting the long body.
  • the step S111 for preparing a long body basically conforms to the step S111 in the first embodiment, and prepares a tubular long body 60 extending along a direction parallel to the axial direction.
  • the first main surface 60a corresponding to the first surface 30a
  • the second main surface 60b corresponding to the second surface 30b
  • one side corresponding to the first end portion 31 around the axis It has an end portion 61 and an other side end portion 62 corresponding to the second end portion 32 around the axis, and one side end so that the first main surface 60a faces inward and the second main surface 60b faces outward.
  • a tubular self-stretchable film is used in which the first main surface 60a of the portion located at the portion 61 and the first main surface 60a of the portion located at the other side end portion 62 are overlapped and joined by the joining portion 51A.
  • the tubular film base material 30 provided with the first joint portion 51 by cutting the long body 60 in the first direction intersecting in the axial direction. Cut out.
  • the step S20 of covering the label 20 with the container 10 is carried out.
  • the step S21B includes a step S211B for holding both ends of the film base material 30 on one end (end 35) side of the film base material 30 and a film base on the other end (end 36) side of the film base material. It includes a step S212B for sandwiching the central portion of the material 30 and a step S213B for pushing the sandwiching member.
  • FIG. 23 is a diagram showing a step of holding the film base material in the step of turning over the film base material in the step of manufacturing the labeled container according to the second embodiment.
  • FIG. 24 is a cross-sectional view of the labeled container along line XXIII-XXIII shown in FIG.
  • step S211B as shown in FIGS. 23 and 24, as in the first embodiment, a pair of holders 81 and 82 are used in the axial direction on one end (end 35) side of the film base material 30. Both ends of the film substrate 30 that intersect in the second direction are held.
  • FIG. 25 is a diagram showing a step of sandwiching the central portion of the film substrate with the sandwiching member in the step of turning over the film substrate in the process of manufacturing the labeled container according to the second embodiment.
  • step S212B on the other end (end 36) side of the film base material 30 located on the other end 22 side of the label 20, the central portion of the film base material 30 is paired. It is sandwiched between the sandwiching members 93 and 94.
  • step S213B the pair of sandwiching members 93 and 94 are relatively pushed toward one end 21 side of the label 20.
  • FIG. 26 is a diagram showing a state in the middle of the step of pushing the sandwiching member in the step of turning over the film base material in the step of manufacturing the labeled container according to the second embodiment.
  • the pair of sandwiching members 93 and 94 are relatively pushed in to release the sandwiching by the pair of sandwiching members 93 and 94. As a result, the film base material 30 can be turned inside out.
  • FIG. 27 is a diagram showing a cross section of the film base material in a state after the step of turning over the film base material in the manufacturing process of the labeled container according to the second embodiment.
  • the first end side folded portion 33 and the second end are folded back so that the first end portion 31 faces the second surface 30b.
  • a second end-side folded portion 34 is formed in which the portion 32 is folded so as to face the second surface 30b.
  • the opening 21a on the one end 21 side of the label 20B is widened, and the container 10 is inserted into the widened opening 21a to insert the label.
  • the container 10 can be covered with 20B.
  • the labeled container 100B according to the second embodiment is manufactured.
  • FIG. 28 is a flow chart showing a second manufacturing flow for manufacturing the labeled container according to the second embodiment. A second manufacturing method of the labeled container 100B according to the second embodiment will be described with reference to FIG. 28.
  • the second manufacturing method of the labeled container 100B according to the second embodiment is different from the step S21C in which the film substrate is turned over when compared with the first manufacturing method shown in FIG. 22 described above. ..
  • the other steps are almost the same.
  • the step S21C of turning over the film base material 30 includes a step S211C of bending one end of one end (end portion 35) and the other end (end portion 36) of the film base material 30 inward. It includes a step (S212C) of bringing a jig into contact with one of the bent ends and moving one end toward the other end.
  • FIG. 29 is a diagram showing a step of bending one end of the film base material inward in the step of turning over the film base material in the process of manufacturing the labeled container according to the second embodiment.
  • step S211C the end portion 36 of the film base material 30 is bent inside the tubular film base material 30.
  • bending the end portion 36 it is preferable to bend it using a bending tool or the like.
  • step S212C the jig is brought into contact with the bent end portion 36, and the end portion 36 is moved toward the end portion 35.
  • FIG. 30 shows, in the step of turning over the film base material in the process of manufacturing the labeled container according to the second embodiment, the container is brought into contact with one of the bent ends, and one end is directed toward the other end. It is a figure which shows the state of moving with.
  • step S212C first, the bent end portion 36 is gripped by a pair of gripping tools 95, 96 (see FIG. 30) as jigs.
  • the number of gripping tools is not limited to two, and may be a single number or three or more.
  • the gripped end portion 36 of the film base material 30 is moved toward the end portion 35 of the film base material 30 located on the opposite side of the end portion 36. Specifically, the pair of gripping tools 95 and 96 that grip the end portion 36 are moved toward the end portion 35 side. Further, by moving the pair of gripping tools 95 and 96 upward in FIG. 30, the film base material 30 can be turned inside out.
  • end portion 36 is bent inward and the end portion 36 is moved to the end portion 35 side has been described as an example, but the present invention is not limited to this.
  • the end portion 35 may be bent inward to move the end portion 35 toward the end portion 36.
  • the opening 21a on the one end 21 side of the label 20B is widened, and the container 10 is inserted into the widened opening 21a to insert the label.
  • the container 10 can be covered with 20B.
  • the labeled container 100B according to the second embodiment is manufactured.
  • FIG. 31 is a flow chart showing a third manufacturing flow of the labeled container according to the second embodiment. A third method for manufacturing the labeled container according to the second embodiment will be described with reference to FIG. 31.
  • the third manufacturing method of the labeled container 100B according to the second embodiment is in the step 21D of turning over the film base material 30 when compared with the second manufacturing method shown in FIG. 28 described above. The difference is that the container is covered by the label 20B. The other steps are almost the same.
  • the step 21D of turning over the film base material 30 includes the step S211C of bending one end of one end (end 35) and the other end (end 36) of the film base material inward, and the step S211C of bending one end. It comprises a step (S212D) of bringing the containers into contact and moving one end towards the other end.
  • step S211C is carried out in the same manner as in the above-mentioned second manufacturing method. Subsequently, in step S212D, the container 10 is brought into contact with the bent end portion 36, and the end portion 36 is moved toward the end portion 35.
  • 32 and 33 show that in the step of turning over the film substrate in the process of manufacturing the labeled container according to the second embodiment, the container is brought into contact with one of the bent ends, and one end is brought into the other end. It is a figure which shows the 1st state and the 2nd state of the state of moving toward a part.
  • step S212D first, one end 36 of the bent film base material 30 is unfolded. More specifically, as in the first embodiment, a pair of holders 91, 92 and the like are used to widen the opening 36a formed in the radial direction of one of the bent ends 36.
  • the container 10 is inserted into one end 36 of the spread film substrate.
  • the body portion 15 of the container 10 is brought into contact with the second surface 30b of the film base material 30 that defines the opening portion 36a formed in one end portion 36.
  • a pair of holders 97 and 98 are inserted between the bent end portion 36 side portion and the film base material 30 of the portion located on the radial outer side thereof. Holds the film base material 30 and the container 10. Then, the pair of holders 97 and 98 are moved toward the end 35 side (upper in FIG. 33). As a result, the label 20B is turned inside out, and the container 10 is covered with the turned over label 20B.
  • the labeled container 100B according to the second embodiment can also be manufactured through such a step. In the above description, the case where the pair of holders 97 and 98 is used has been illustrated, but the present invention is not limited to this.
  • the container 10 in a state where the body portion 15 of the container 10 is in contact with the second surface 30b of the film base material 30 defining the opening 36a, the container 10 is placed on the film base material toward the end portion 35 side of the film base material 30. It may be pushed in relative to 30.
  • FIG. 34 is a cross-sectional view of the labeled container according to the first modification.
  • the print layer 40 is omitted for convenience.
  • the labeled container 100C according to the first modification will be described with reference to FIG. 34.
  • the labeled container 100C according to the first modification has the first end 31 and the second end in the film base material 30 when compared with the labeled container 100B according to the second embodiment.
  • the state on the 32 side is different.
  • the other configurations are almost the same.
  • the first end side folded portion is not formed on the first end 31 side, and the second end is formed only on the second end 32 side.
  • the portion-side folded portion 34 is formed. Also in this case, the first end portion 31 and the second end portion 32 face the inside of the tubular film base material 30.
  • the labeled container 100C according to the first modification has almost the same effect as the labeled container 100B according to the second embodiment.
  • the first end side folded portion is not formed on the first end 31 side, and the second end side folded portion 34 is formed only on the second end 32 side.
  • the case where it is done is illustrated, but the present invention is not limited to this.
  • the second end side folded portion may not be formed on the second end 32 side, and the first end side folded portion may be formed only on the first end 31 side.
  • the first end portion side folded portion in the step of turning over the tubular film base material 30, the first end portion side folded portion is folded back so that the first end portion 31 faces the inside of the tubular film base material 30. And at least one of the second end side folded portions is formed, which is folded so that the second end portion 32 faces the inside of the tubular film base material 30.
  • first end portion 31 and the second end portion 32 according to the above-mentioned modification 1 can also be applied to the label 20 according to the first embodiment.
  • the protective layer may be formed on the first surface 30a.
  • the protective layer is formed so as to cut out the portions located at the first joint portion 51 and the second joint portion 52.
  • FIG. 35 is a flow chart showing a second modification of the manufacturing flow for manufacturing the labeled container according to the first embodiment. A second modification of the manufacturing flow for manufacturing the labeled container according to the first embodiment will be described with reference to FIG. 35.
  • the second modification of the method for manufacturing the labeled container 100 differs from the step S21E in which the film base material 30 is turned over when compared with the method for manufacturing the labeled container 100 shown in FIG. 4 described above. do.
  • the other steps are almost the same.
  • the container 10 is covered with the label 20 in the step S21E of turning over the film base material 30.
  • the step S21E includes a step S211E of blowing air to invert the film.
  • the step S211E includes a step S31 for holding one end (end 35) side of the film base material 30, a step S32 for inverting the other end (end 36) side of the film base material by blowing air, and the like. It has a step S33 of inserting the container 10 into the inside of the film base material 30 on the end side, and a step S34 of inverting the film base material 30 of the portion that has not been inverted by blowing air.
  • step S21E as a step of turning over the film base material 30, the step S211E of blowing air to invert the film base material 30 is carried out.
  • FIG. 36 is a diagram showing a step of holding one end side of the film base material in the step of inverting the film base material by blowing air in the second modification of the manufacturing flow shown in FIG. 35.
  • step 211E in order to invert the film base material 30 by blowing air, first, in step S31, as shown in FIG. 36, using a plurality of holders 81A, 81B, 82A, 82B to invert the film base material 30. Hold one end (end 35) side. Specifically, by inserting a plurality of holders 81A, 81B, 82A, 82B into the opening 21a and separating them from each other, the opening 21a is widened while holding the film base material 30. Specifically, as described above, the film base material 30 in the expanded portion of the opening 21a tends to shrink toward the plurality of holders 81A, 81B, 82A, 82B.
  • tension acts, and the film base material 30 is held by the plurality of holders 81A, 81B, 82A, 82B in a state where the opening 21a is widened. In this state, the film base material 30 is held so that the first surface 30a faces inward and the second surface 30b faces outward.
  • FIG. 37 and 38 are planes showing a step of blowing air to invert the other end side of the film substrate in the step of blowing air to invert the film substrate in the second modification of the manufacturing flow shown in FIG. 35. It is a figure and a front view.
  • step S32 air is blown to invert the other end side of the film base material 30.
  • the reversing auxiliary members 121 to 124 are arranged in each of the gaps between the plurality of holders 81A, 81B, 82A, 82B adjacent to each other.
  • the plurality of reversing auxiliary members 121 to 124 are arranged at a pitch of approximately 90 degrees in the circumferential direction.
  • the plurality of reversing assisting members may be arranged so that the pair of reversing assisting members face each other, and are not necessarily arranged in each of the gaps between the plurality of holders 81A, 81B, 82A, 82B. You may.
  • the plurality of reversing auxiliary members 121 to 124 are provided so as to extend along the axial direction of the label 20 and to be movable along the axial direction in a state where the label 20 is held.
  • the reversing auxiliary members 121 to 124 have, for example, a plate shape, but are not limited to the plate shape, and may be an inverted T-shaped rod-shaped member or pipe, or a U-shaped rod-shaped member or pipe on the lower end side. .. That is, the reversing auxiliary members 121 to 124 are appropriately changed as long as they are provided so as to be able to blow out air from the lower end side as described later and have a flat shape so as to enter the folded-back portion 25 (see FIG. 39) described later. can do.
  • the first air supply device 200 is arranged outside the film base material 30 so that air can be blown toward the film base material 30.
  • the first air supply device 200 includes a first blowing unit 201 and a second blowing unit 202 that blow out air.
  • the first blowing portion 201 and the second blowing portion 202 are arranged so as to sandwich the film base material 30 when viewed from the normal direction of the opening surface of the opening 21a.
  • the normal direction is substantially parallel to the vertical direction.
  • the first blowout portion 201 and the second blowout portion 202 are located below the other end (end portion 36) of the film base material 30, and are film-based so as to sandwich the inversion assisting member 121 and the inversion assisting member 123 in between. It is arranged on the outside of the material 30.
  • the other ends of the film base material 30 are a plurality of reversing auxiliary members 121 to 124. Air is blown onto the film base material 30 so as to enter the inside. Specifically, the first blowing portion 201 and the second blowing portion 202 blow out air upward and diagonally toward the inside of the reversing assisting member 121 and the reversing assisting member 123, as shown by the arrow AR5.
  • FIG. 39 is a diagram showing a post-state of the step of blowing air to invert the other end side of the film substrate in the step of inverting the film substrate by blowing air in the second modification of the manufacturing flow shown in FIG. 35. Is.
  • the other end side of the film base material 30 is the first.
  • the surface 30a With the surface 30a facing outward and the second surface 30b facing inward, the surface 30a enters the space surrounded by the plurality of reversing assisting members 121 to 124 (inside of the plurality of reversing assisting members).
  • the first folded portion 37 and the folded second folded portion 38 are formed on the end portion 36 side of the film base material 30.
  • a folded portion 25 is formed which is folded back from one end (end 35) of the film base material 30 toward the other end (end 36).
  • FIG. 40 is a diagram showing a step of inserting a container inside the inverted film substrate on the other end side in the step of inverting the film substrate by blowing air in the second modification of the manufacturing flow shown in FIG. 35. Is.
  • step S33 as shown in FIG. 40, the container 10 is inserted inside the inverted film base material 30 on the other end side.
  • the container 10 is arranged from the lower side of the film base material 30 so as to face the end portion 36 of the film base material 30, and the tip of the container 10 faces inward on the other end 10b side of the label 20.
  • the container 10 is moved upward so as to be within the area surrounded by the second surface 30b.
  • 41 and 42 show a step of blowing air to invert the film substrate in the non-inverted portion in the step of inverting the film substrate by blowing air in the second modification of the manufacturing flow shown in FIG. 35. It is a figure which shows the 1st state and the 2nd state.
  • step S34 air is blown to invert the film base material 30 in the portion that has not been inverted. Specifically, the plurality of reversing auxiliary members 121 to 124 and the plurality of air supply units 130 are moved downward (bottom side of the container 10) while blowing out air.
  • the first state in FIG. 41 shows a state in which the plurality of reversing auxiliary members 121 to 124 and the plurality of air supply units 130 start moving while blowing out air.
  • the second state in FIG. 42 shows a state in which the reversing auxiliary members 121 to 124 and the plurality of air supply units 130 have been moved.
  • each of the plurality of reversing auxiliary members 121 to 124 is arranged at the tip end side between the folded portions 25 of the film base material 30.
  • Each of the plurality of reversing auxiliary members 121 to 124 is provided so as to be able to blow out air outward and downward.
  • the reversing auxiliary member 123 is directed toward the direction in which one end (end 35) side of the film base material 30 is separated from the reversing auxiliary member 123 as shown by the arrow AR8 and the downward side as shown by the arrow AR9. Air can be blown out.
  • the reversing auxiliary member 121 is provided so that air can be blown out in a direction in which one end side of the film base material 30 is separated from the reversing auxiliary member 121 as shown by the arrow AR10 and toward the lower side as shown by the arrow AR11.
  • the inversion assisting members 122 and 124 are provided so that air can be blown out toward the direction in which one end side of the film base material 30 is separated from the inversion assisting members 122 and 124 and toward the lower side.
  • the plurality of air supply units 130 are arranged on the outside of each of the plurality of reversing auxiliary members 121 to 124, and are arranged at a pitch of approximately 90 degrees in the circumferential direction.
  • the plurality of air supply units 130 are arranged above and outside one end of the film base material 30.
  • the plurality of air supply units 130 constitute a second air supply device.
  • the plurality of air supply units 130 are provided so that air can be blown from the outside of the plurality of reversing auxiliary members 121 to 124 toward the folded-back portion 25.
  • the air supply unit 130 arranged outside the reversing auxiliary member 123 blows air diagonally so as to be between one end of the film base material 30 and the reversing auxiliary member 123, as shown by the arrow AR6.
  • the air supply unit 130 arranged on the outside of the reversing auxiliary member 121 blows air diagonally so as to be between one end of the film base material 30 and the reversing auxiliary member 121.
  • the air supply unit 130 arranged outside the reversing auxiliary members 122 and 124 blows air diagonally so as to be between one end of the film base material 30 and the reversing auxiliary members 122 and 124.
  • the plurality of reversing auxiliary members 121 to 124 move to the bottom surface side of the container 10, the plurality of reversing auxiliary members 121 to 124 face each other according to the shape of the container 10.
  • the distance between the reversing auxiliary members can be adjusted.
  • the reversing auxiliary members 123 and 121 are spaced apart from each other at positions corresponding to the shoulder portions 14 so as not to interfere with the shoulder portions 14 of the container 10. Move down. On the other hand, the reversing auxiliary members 123 and 121 move downward while maintaining a constant interval at the positions corresponding to the body portion 15. The reversing auxiliary members 122 and 124 also move in the same manner as the reversing auxiliary members 122 and 124.
  • the inversion auxiliary members 121 to 124 utilize the elasticity of the film base material 30 to spread the film base material 30 in the circumferential direction, and invert the non-inverted portion of the film base material 30.
  • the film is brought into contact with the surface of the container 10 along the shape of the container 10. Further, by blowing air from the reversing auxiliary members 121 to 124, the non-reversed portion of the film base material 30 can be smoothly inverted without being damaged.
  • the inversion auxiliary members 121 to 124 are not limited to the plate shape, and may be any jig that can move in the axial direction and invert the non-inverted portion.
  • the plurality of reversing auxiliary members 121 to 124 are prevented from interfering with the container 10 by moving downward while adjusting the distance between the reversing auxiliary members facing each other according to the shape of the container 10. can do. Further, the plurality of air supply units 130 move downward so as not to interfere with the plurality of reversing auxiliary members 121 to 124.
  • the film base material 30 is shown by the alternate long and short dash line. A part of the one end side may remain on the outside of the plurality of reversing auxiliary members 121 to 124 without being reversed.
  • the film base material 30 can be reliably obtained by supplying air between one end of the film base material 30 and the plurality of reversing auxiliary members 121 to 124 by the plurality of air supply units 130. It can be reversed.
  • the first surface 30a faces outward and the second surface 30b faces inward.
  • the container 10 is covered with the label 20 in a state where the film base material 30 is inverted.
  • FIG. 43 is a flow chart showing a third modification of the manufacturing flow for manufacturing the labeled container according to the first embodiment. A third modification of the manufacturing flow for manufacturing the labeled container according to the first embodiment will be described with reference to FIG. 43.
  • the step S21F for turning over the film substrate is compared with the method for manufacturing the labeled container 100 according to the first embodiment described above. It's different. Step S10, step S22, and step S23 are carried out in the same manner as the method for manufacturing a labeled container according to the first embodiment.
  • the steps S22 and The label 20 is coated on the container 10 by the step S23.
  • step S21F first, when air is blown in step S211F to invert the film base material, the film base material 30 conforms to steps S31 and S32 of the second modification of the manufacturing method for manufacturing a labeled container.
  • the other end side of the film base material 30 is inverted by holding one end side of the film and blowing air.
  • step S34 of the second modification of the manufacturing method for manufacturing the labeled container air is blown to invert the film base material 30 in the non-inverted portion.
  • the container 10 is not inserted into the other end side of the inverted film base material 30, so the other end side of the film base material 30 is not shown. It may be held by the holding member of.
  • the holding member is provided so as not to interfere with the plurality of reversing auxiliary members 121 to 124 and the plurality of air supply units 130 that move downward in the step S34.
  • the opening 21a on the one end 21 side of the inverted label 20 is widened to form the widened opening 21a.
  • the label 20 is covered with the container 10.
  • the second modification of the manufacturing flow for manufacturing the labeled container 100 described above can be substantially applied to the manufacturing method for the labeled container 100B according to the second embodiment.
  • the shoulder portion 14 or the body portion 15 of the container 10 is placed in the region surrounded by the second surface 30b facing inward on the other end 10b side of the label 20.
  • the other steps are carried out in substantially the same manner as in the second modification of the above manufacturing flow.
  • the third modification of the manufacturing flow for manufacturing the labeled container 100 described above can also be applied to the manufacturing method for the labeled container 100B according to the second embodiment.
  • the labeled container 100B can be manufactured by carrying out the process according to the process of the third modification.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Details Of Rigid Or Semi-Rigid Containers (AREA)

Abstract

Ce procédé de fabrication d'un récipient avec une étiquette comprend : une étape de préparation d'une étiquette cylindrique (20) ; et une étape de revêtement d'un récipient avec l'étiquette (20). L'étape de préparation de l'étiquette (20) comporte une étape de préparation d'un matériau de base de film cylindrique (30) dans laquelle une partie positionnée sur un premier côté d'extrémité et une partie positionnée sur un second côté d'extrémité sont jointes ensemble par une première partie de jonction autour d'un arbre et des premières surfaces (30a) se faisant face sont jointes ensemble par une seconde partie de jonction (52) sur un côté d'extrémité (36) positionné sur l'autre côté d'extrémité (22) de l'étiquette (20). L'étape de revêtement du récipient avec l'étiquette (20) comporte une étape de retournement du matériau de base de film cylindrique (30). Dans l'étape de retournement du matériau de base de film cylindrique (30), une première partie de repliement (37) repliée de manière à être dirigée vers un côté d'extrémité (21) de l'étiquette (20) et une seconde partie de repliement (38) repliée de manière à être dirigée vers ledit côté d'extrémité (21) de l'étiquette (20) sont formées.
PCT/JP2021/026776 2020-07-20 2021-07-16 Procédé de fabrication de récipient avec étiquette et récipient avec étiquette WO2022019227A1 (fr)

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JP2020123599 2020-07-20

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53114561U (fr) * 1977-02-14 1978-09-12
JPS5591566U (fr) * 1978-12-15 1980-06-24
JPS59168170A (ja) * 1983-03-11 1984-09-21 グンゼ株式会社 筒状生地の裏返し方法
WO2013100141A1 (fr) * 2011-12-29 2013-07-04 株式会社フジシールインターナショナル Etiquette étirée cylindrique et récipient avec étiquette
JP2014069816A (ja) * 2012-09-28 2014-04-21 Fuji Seal International Inc 包装体

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53114561U (fr) * 1977-02-14 1978-09-12
JPS5591566U (fr) * 1978-12-15 1980-06-24
JPS59168170A (ja) * 1983-03-11 1984-09-21 グンゼ株式会社 筒状生地の裏返し方法
WO2013100141A1 (fr) * 2011-12-29 2013-07-04 株式会社フジシールインターナショナル Etiquette étirée cylindrique et récipient avec étiquette
JP2014069816A (ja) * 2012-09-28 2014-04-21 Fuji Seal International Inc 包装体

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