WO2008018546A1 - Récipient à étiquette au moulage - Google Patents

Récipient à étiquette au moulage Download PDF

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Publication number
WO2008018546A1
WO2008018546A1 PCT/JP2007/065621 JP2007065621W WO2008018546A1 WO 2008018546 A1 WO2008018546 A1 WO 2008018546A1 JP 2007065621 W JP2007065621 W JP 2007065621W WO 2008018546 A1 WO2008018546 A1 WO 2008018546A1
Authority
WO
WIPO (PCT)
Prior art keywords
label
container
mold
blow
preform
Prior art date
Application number
PCT/JP2007/065621
Other languages
English (en)
Japanese (ja)
Inventor
Tsutoo Yamada
Rui Mihara
Mitsuru Kanai
Toshiyuki Sano
Original Assignee
Dai Nippon Printing Co., Ltd.
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 Dai Nippon Printing Co., Ltd. filed Critical Dai Nippon Printing Co., Ltd.
Priority to JP2008528876A priority Critical patent/JP5577594B2/ja
Priority to CN2007800292949A priority patent/CN101500782B/zh
Publication of WO2008018546A1 publication Critical patent/WO2008018546A1/fr

Links

Classifications

    • 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
    • B65D23/0842—Sheets or tubes applied around the bottle with or without subsequent folding operations
    • B65D23/0864—Applied in mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/24—Lining or labelling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/08—Biaxial stretching during blow-moulding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/24—Lining or labelling
    • B29C49/2408—In-mould lining or labelling
    • 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
    • B65D1/00—Containers having bodies formed in one piece, e.g. by casting metallic material, by moulding plastics, by blowing vitreous material, by throwing ceramic material, by moulding pulped fibrous material, by deep-drawing operations performed on sheet material
    • B65D1/02—Bottles or similar containers with necks or like restricted apertures, designed for pouring contents
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/24—Lining or labelling
    • B29C2049/2412—Lining or labelling outside the article
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/24—Lining or labelling
    • B29C2049/2414—Linings or labels, e.g. specific geometry, multi-layered or material
    • B29C2049/2429—Multilayered labels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/24—Lining or labelling
    • B29C2049/2464—Means for verifying or keeping the position of the lining or label, e.g. sensors, or attachment on mould wall
    • B29C2049/2472—Means for verifying or keeping the position of the lining or label, e.g. sensors, or attachment on mould wall using vacuum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2949/00—Indexing scheme relating to blow-moulding
    • B29C2949/07—Preforms or parisons characterised by their configuration
    • B29C2949/0715—Preforms or parisons characterised by their configuration the preform having one end closed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/06—Injection blow-moulding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/08—Biaxial stretching during blow-moulding
    • B29C49/10—Biaxial stretching during blow-moulding using mechanical means for prestretching
    • B29C49/12—Stretching rods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/28—Blow-moulding apparatus
    • B29C49/30—Blow-moulding apparatus having movable moulds or mould parts
    • B29C49/36—Blow-moulding apparatus having movable moulds or mould parts rotatable about one axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/42394—Providing specific wall thickness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/10—Polymers of propylene
    • B29K2023/12—PP, i.e. polypropylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/16—EPM, i.e. ethylene-propylene copolymers; EPDM, i.e. ethylene-propylene-diene copolymers; EPT, i.e. ethylene-propylene terpolymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0065—Permeability to gases
    • B29K2995/0067—Permeability to gases non-permeable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages
    • B29L2031/7158—Bottles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages
    • B29L2031/7158—Bottles
    • B29L2031/716—Bottles of the wide mouth type, i.e. the diameters of the bottle opening and its body are substantially identical

Definitions

  • the present invention relates to an in-mold label container formed by biaxial stretch blow molding, and more specifically, an in-mold label container including an in-mold label that extends over 180 ° along the outer peripheral side surface of the container body. About.
  • In-mold label molding is a molding method in which a label is set on a mold in advance during blow or injection molding, and the resin and the label are fused together during resin formation to integrally form and label. It is.
  • Japanese Patent Laid-Open Nos. 2-184884 and 3-251437 disclose plastic containers in which in-mold labels are provided on the outer periphery of the side surface of the container by direct blow hollow molding.
  • in-mold labels are provided on the outer periphery of the side surface of the container by direct blow hollow molding.
  • no in-mold label has been provided on the entire outer periphery of the side surface of the container until now.
  • blown or injection molded plastic containers have been used as food containers.
  • labels are often affixed to the outer peripheral side of the container in order to describe the details of its contents or increase the commercial value.
  • a plastic container obtained by biaxial stretch blow molding has a good container appearance! The label is attached to the outer peripheral surface of the container by attaching a tack label after the container is formed. It was.
  • Japanese Patent Laid-Open No. 5-338018 proposes, as an example, a method in which a single-sheet label previously sealed in a cylinder is opened in a mold, and a preform is attached to the mold. Yes.
  • the present invention has been made in consideration of such points, and the label does not generate wrinkles and the label can be easily attached to the entire outer peripheral side surface of a thin container.
  • An object of the present invention is to provide an in-mold label container formed by biaxial stretch blow molding or injection blow molding.
  • the present invention includes a cylindrical container body formed by biaxial stretch blow, and an in-mold label extending over 180 ° along the outer peripheral side surface of the container body. It is an in-mold label container formed by axial stretch blow molding.
  • the present invention extends over 360 ° or more along the outer peripheral side surface of the in-mold label force container main body.
  • the in-mold label force extends over 365 ° along the outer peripheral side surface of the container main body.
  • an overlapping force between one end of the in-mold label and the other end is about 5 mm to 5 mm.
  • the in-mold label container according to the present invention is preferred! / As an aspect, there is no step between the outer peripheral surface of the lid part and the outer peripheral side surface of the container body, the opening shoulder of the container body being combined with the container body.
  • the body and the lid are molded so as to be fitted.
  • the container main body is a polyethylene resin, a polypropylene resin, a random copolymer obtained by random copolymerization of propylene and ethylene, or a block obtained by block copolymerization of propylene and ethylene. Copolymer or a mixed resin of polypropylene and polyethylene, which is powerful.
  • the in-mold label force S has a multilayer structure.
  • the in-mold label includes a barrier layer as an intermediate layer.
  • the barrier layer is a silica vapor deposition layer, an aluminum oxide vapor deposition layer, an aluminum vapor deposition layer, or an aluminum foil layer.
  • the thickness of the outer peripheral side surface of the container body is 200 to 800 m.
  • each end edge is inclined with respect to the blow molding stretching direction of the container. It is formed to do.
  • the gap formed between one end and the other end of the in-mold label is preferably zigzag or wavy.
  • An in-mold label container holds a plurality of blow molds and a rotatable rotary table, and a label holder that winds and holds the labels and supplies the labels into the blow molds of the rotary table.
  • a preform holding / feeding section that holds the preform and that fits into the blow mold of the rotary table and feeds the preform into the blow mold;
  • An air blowing device connected to a preform holding and feeding unit that fits into a blow mold of a rotary table; Equipped with a preform set in the preform holding and feeding part, a blow mold clamping device that closes the preform holding and feeding part and the blow mold from the left and right, and the label holding core can be inserted into the blow mold.
  • the container is molded using a container blow molding system characterized in that a recess is provided on one side of the cylindrical body to receive both ends of the label. .
  • a step does not occur between the portion with the label and the portion without the label.
  • the label force is provided by S-in-molding, the label does not peel off when the container is used.
  • the in-mold label container according to the present invention is formed so as to be inclined with respect to the resin flow direction during injection molding of each edge force container of the in-mold label. The container is not damaged along the gap between the labels.
  • FIG. 1 is a side sectional view of an in-mold label container of the present invention.
  • FIG. 2 is a cross-sectional view of the container shown in FIG.
  • FIG. 3 is a cross-sectional view of a container provided with a tack label on a side surface.
  • FIG. 4 is a cross-sectional view of a container according to another embodiment of the present invention.
  • FIG. 5 is an enlarged cross-sectional view of a container according to another embodiment of the present invention.
  • FIG. 6 is a side view of the in-mold label container of the present invention.
  • FIG. 7 is a side view of an in-mold label container according to another embodiment of the present invention.
  • FIG. 8 is a side view of an in-mold label container according to another embodiment of the present invention.
  • FIG. 9 is a schematic view showing a container blow molding system according to the present invention.
  • 10 An overall plan view showing a container blow molding system according to the present invention.
  • FIG. 11 is a side view showing a supply table for holding a label holding core and a label forming supply unit.
  • FIG. 12 is a plan view showing a supply table for holding a label holding core and a label forming supply unit.
  • FIG. 13 is a side view showing a rotary table that holds a blow mold.
  • FIG. 14 is a plan view showing a rotary table that holds a blow mold.
  • FIG. 15 is a side sectional view showing a blow mold.
  • FIG. 16 is a perspective view showing a label holding core.
  • FIG. 17 A perspective view showing another embodiment of a label holding core.
  • FIG. 20 is a partially enlarged side sectional view of a combination of an in-mold label container and a lid.
  • FIG. 1 shows a side sectional view of the in-mold label container of the present invention.
  • the in-mold label container 1 includes a cylindrical container body 2 formed by biaxial stretching blow, which will be described below, and an in-room label 3 that extends over 180 ° along the outer peripheral side surface of the container body.
  • FIG. 2 shows a side cross section of the container shown in FIG.
  • the label 3 is in-mold molded and is integrally attached to the side surface of the container body 2 when the container is molded, a conventional tack label 3 ′ as shown in FIG.
  • the in-mold label is preferably provided so as to extend over 360 ° or more, preferably over 365 ° along the outer peripheral side surface of the container body.
  • the gas barrier property of the biaxially stretched blow-molded container 1 as a whole is improved by using the label 3 having a high gas-nore property by being wrapped at 360 ° or more, that is, the label is wound around the entire side surface of the container. Can do.
  • the overlapping portion 3b at both ends of the label 3 is preferably 2 to 5 mm.
  • one front surface and the other back surface are heat-sealed.
  • the label is further peeled and the label is attached around the entire side of the container, which is also preferable in terms of product appearance It becomes.
  • the overlap of both ends of the label exceeds 5 mm, it is difficult to attach the label.
  • in-mold label molding is performed so that the gap force between one end of the in-mold label and the other end is 5 to 5 mm.
  • in-mold label molding is performed so that the gap force between one end of the in-mold label and the other end is 5 to 5 mm.
  • a step is formed between the resin portion 3c (the portion without the label) and the label portion 3 of the container as shown in FIG.
  • a slight depression is formed on the inner wall side of the container resin portion as compared with the portion with the label. Therefore, when a drop impact is applied to the container, a crack 8 may occur from the corner of the step to the depression.
  • the edge force of the in-mold label is formed along the resin flow direction at the time of injection molding of the container, the container tends to crack along the edge due to the flow orientation generated in the resin flow direction.
  • the edge of the label is formed so as to be inclined with respect to the resin flow direction B at the time of injection molding of the container.
  • the gap between the edges of the label may be formed in a zigzag shape, and as shown in FIGS. 8 (a) and (b).
  • a wavy line may be formed.
  • the resin part (the part without the label) does not exist. Since the step with the part is eliminated, the generation of cracks due to drop impact is suppressed.
  • the preform 2a molded in the preform molding unit 15 is then held by a preform holder 41.
  • the preform holder 41 is held by the carrier 42 and is transported.
  • the preform holder 1 and the carrier 42 are used to hold the preform holder 1
  • the blow mold 40 is lowered at the blow molding section 12, and the preform holder 41 is inserted into the blow mold 40. .
  • the label 3 is supplied in advance by a label holding core 20 described later (FIG. 9 (c)).
  • the air blowing device 43 rises from below with respect to the preform holding body 41 inserted into the blow mold 40 located in the blow molding portion 12. approach.
  • the air blowing device 43 is connected to the preform holding body 41, air is supplied from the air blowing device 43 into the preform 2a, and the preform 2a is moved into the blow mold 40 by the air thus supplied.
  • the blow molded container 1 is formed.
  • the blow molded container 1 comprising the container body 2 made of the preform 2a and the label 3 wound around the entire side surface of the container body 2 is formed by biaxial stretch blow molding.
  • the container biaxially stretched blow molding system 10 used in the present invention is held by the plurality of blow molds 40 described above, and the rotatable rotary table 11 and the label 3 are wound and held.
  • 11 is a preform for holding the label 3 in the blow mold 40 and the blow mold 40 that holds the preform 2a and is positioned in the blow molding portion 12 of the rotary table 11.
  • a preform molding portion 15 including a pair of preform molding dies 15a and 15b for molding the preform 2a is provided on the upstream side of the turntable 11.
  • a preform cooling section 16 for cooling the preform 2a molded by the preform molding section 15, and a preform cooled by the preform cooling section 16 A gate cut portion 17 for cutting the gate 2a is sequentially provided.
  • the preform 2a cooled in the preform cooling section 16 and gate-cut in the gate cut section is held by a preform holding body 41, and the preform holding body 41 is transferred to the heating section 18 by the transport body 42. Be transported.
  • the preform holding body 41 and the conveying body 42 constitute a preform holding / supplying unit 19.
  • the preform 2 a held by the preform holder 41 is conveyed to the heating unit 18 and heated by the heating unit 18. Thereafter, the preform holder 41 holding the preform 2a is conveyed to the rotary table 11.
  • the blow mold 40 held by the rotary table 11 is supplied with the label 3 held by the label holding core 20 in the force blow mold 40 conveyed along with the rotation of the rotary table 11. It has become so.
  • the supply table 13 is rotatably provided near the rotary table 11, and the label holding core 20 is held on the supply table 13.
  • a label forming supply unit 21 for forming and supplying the label 3 is disposed on the opposite side of the supply table 13 from the rotary table 11.
  • a supply table 13 is provided in the vicinity of the turntable 11, and a label forming supply section 21 for forming and supplying the label 3 on the opposite side of the supply table 13 from the turntable 11 is provided.
  • the label forming supply unit 21 includes a label original supply unit 28 for supplying the label original fabric 22, a guide roller 31 for guiding the label original fabric 22 supplied from the label original supply unit 28, and a guide opening.
  • a slitter 23 is provided on the downstream side of the roller 31 and slits in the conveying direction of the label original fabric 22 to form a plurality of elongated strips, for example, four strip-shaped label original fabrics 22, and provided downstream of the slitter 23.
  • a label cutting part 24 for forming the label 3 by cutting the label original fabric 22
  • a clamp 33 that grips the original label 22 is provided on the downstream side of the label cutting section 24, and a label formed by the label cutting section 24 is provided below the label cutting section 24 and the clamp 33.
  • a receiving part 25 for receiving the bell 3 is provided.
  • the label cutting edge is appropriately selected, and the cutting edge part of the label is made wavy or zigzag shaped with a force S.
  • the receiving portion 25 can be rotated by a lever (rotating mechanism) 26 so that the label 3 held in the horizontal direction can be erected in the vertical direction. That is, the lever 26 is rotatably attached to a moving body 27 that is held by a base 35 so as to be movable in the width direction, and the receiving portion 25 that receives the label 3 is rotated from a horizontal position to a vertical position. Can do.
  • the label supply unit is configured by the moving body 27, the lever 26, and the receiving unit 25 on the base 35, and the label forming unit is configured by the clamp 33 and the label cutting unit 24.
  • a label holding core 20 is mounted on the supply table 13, and four label holding cores 20 are provided on one side of the supply table 13 and four on the other side of the supply table 13. It is provided!
  • the label holding core 20 on one side of the supply table 13 and the label holding core 20 on the other side can be separated from each other by a cylinder 32.
  • the label holding core 20 is preferably used when a long label near 360 ° or more than 360 ° is attached to a container.
  • the label holding core 20 is formed of a substantially cylindrical body, and is formed with a recess 20 d that is drawn inwardly on one side of the cylindrical body and that receives both end portions 3 a of the label 3.
  • a pair of small cylindrical portions 20b and 20c are provided on the side surface of the label holding core 20, and a concave portion 20d for receiving both end portions 3a of the label 3 is formed between the pair of small cylindrical portions 20b and 20c.
  • a suction portion 20a for sucking and holding the label is provided on the side surface of the label holding core 20.
  • the label 3 Since the concave portion 20d for receiving both end portions 3a of the label 3 is formed on the side surface of the label holding core 20 as described above, the label 3 is placed on the side surface of the label holding core 20 so that the both end portions 3a are in the concave portion 20d. It can be wound as it enters. Therefore, a relatively long label 3 can be wound in the circumferential direction by the label holding core 20 as compared with the case where there is no recess 20d. If the label is relatively short in the circumferential direction, for example, if it is 180 ° to less than 360 ° (gap of about 0 to 5 mm), the label is held only by the cylinder as shown in Figs. By using the core 20e, the label 3 is wrapped around the label holding core. The power to kick S The label 3 is sucked and held by the label holding core 20e by being sucked from the label suction hole 20f provided on the side surface of the cylindrical body.
  • the rotary table 11 is provided with 2 to 4 sets of blow molds 40 (in the figure, 4 sets are shown), There are 40 blow molds of 4 each.
  • a set of blow molds consisting of four blow molds 40 is arranged 90 ° apart from each other in the case of four sets of blow molds, and in the case of two sets of blow molds. They are 180 apart from each other.
  • blow mold 40 provided on the turntable 11 is held by the holding plate 53 for each set of four. That is, the holding plate 53 for holding each set of blow molds 40 can be moved vertically with respect to the cylinder 50 with respect to the rotary table 11, and one holding plate 53 has a holding rod. Four blow molds 40 are attached via 51.
  • a base 55 is provided below the rotary table 11, and the rotary table 11 is rotated by a servo motor 48 provided on the base 55.
  • the right side of the rotary table 11 is a blow molding part 12, and the left side of the rotary table 11 is a blow gold from a label 3 wound around the label holding core 20 on the supply table 13.
  • the transfer part 13b is inserted into the mold 40.
  • the opposite side of the transfer section 13b of the supply table 13 is a supply section 13a that supplies the label 3 to the label holding core 20 (see FIG. 12).
  • an air blowing device 43 is provided in a portion of the base portion 55 corresponding to the blow molding portion 12, and the air blowing device 43 is provided with a compressed air blowing port 43a. Yes.
  • the base 55 is provided with a stretch rod 45 penetrating the air blowing device 43, and the stretch rod 45 is moved in the vertical direction by an elevating cylinder 45 a attached to the base 55.
  • the stretch rod 45 is inserted into the preform 2a held in the blow mold 40, and presses the preform 2a against the blow mold 40 during blow molding.
  • the blow mold 40 has a cylindrical side nested mold 40a, a blow mold clamping mold 140 surrounding the side nested mold 40a, and a bottom nested mold 40c. is doing.
  • the preform holder 41 for holding the preform 2a is adapted to be fitted to the blow mold 40 and the blow mold clamping mold 140, and the preform 2a is connected to the preform holder 41 and the preform mold 140. It is held by a blow mold clamping die 140 provided outside the holding body 41.
  • a preform 2a is molded in a preform molding section 15 having a pair of preform molding dies 15a and 15b.
  • the preform 2 a molded in the preform molding unit 15 is cooled by the preform cooling unit 16.
  • the preform 2a is sent to the gate cut portion 17 and gate-cut.
  • the preform 2a cooled in the preform cooling section 16 and gate-cut in the gate cut section is held by the preform holding body 41, and the preform holding body 41 is heated to the heating section 18 by the transport body 42. Be transported.
  • the preform 2a held by the preform holder 41 is conveyed to the heating unit 18 and heated by the heating unit 18. Thereafter, the preform holder 41 holding the preform 2a is conveyed to the rotary table 11.
  • the blow mold 40 held on the rotary table 11 is conveyed as the rotary table 11 rotates, so that the label 3 held by the label holding core 20 is supplied into the blow mold 40. It has become.
  • the label molding supply unit 21 forms the label 3, and the label 3 thus molded is supplied to the label holding core 20 side.
  • the label raw material supply unit 2 of the label molding supply unit 21 The label original 22 is supplied from 8, and the label original 22 supplied from the label original supply unit 28 is sent by the guide roller 31 to the slitter 23 provided on the downstream side of the guide roller 31.
  • the label original fabric 22 is slit in the conveying direction to form a plurality of, for example, four strip-shaped label original fabrics 22.
  • the strip-shaped label original fabric 22 is then cut at a label cutting portion 24 provided on the downstream side of the slitter 23 to form a label 3. At this time, the leading end of the original label 22 is held by the clamp 33.
  • the label 3 formed by cutting the label original fabric 22 in the label cutting part 24 is received by the label cutting part 24 and the receiving part 25 provided below the clamp 33.
  • the moving body 27 holding each receiving portion 25 moves in the width direction, the receiving portion 25 expands in the width direction, and then the receiving portion 25 rotates 90 ° to extend in the transport direction.
  • Label 3 changes its orientation and is arranged in the width direction.
  • the label 3 on the receiving portion 25 is rotated by a lever (rotating mechanism) 26, and the direction is changed from the horizontal direction to the vertical direction.
  • the direction of the label 3 is changed from the horizontal direction to the vertical direction by the receiving portion 25, so that the label 3 is placed on the outer periphery of the four label holding cores 20 arranged in advance at the supply position of the supply table 13. Is wound.
  • the suction part 20a is provided on the outer periphery of the label holding core 20, the label 3 is sucked and held by the suction part 20a of the label holding core 20.
  • a pair of small cylindrical portions 20b, 20c are provided on the side surface of the label holding core 20, and the concave portions for receiving both end portions 3a of the label 3 between the pair of small cylindrical portions 20b, 20c. 20d is formed.
  • the concave portion 20d for receiving both end portions 3a of the label 3 is formed on the side surface of the label holding core 20 in this way, the label 3 is disposed on the side surface of the label holding core 20 and the both end portions 3a are recessed.
  • the supply table 13 is rotated by 180 ° and is in the supply position 13a of the supply table 13 4
  • the label holding core 20 is sent to the transfer position 13b of the supply table 13.
  • the label 3 held by the label holding core 20 is inserted into the blow mold 40 and transferred. Is done.
  • blow molds 40 held by the rotary table 11 are on standby in the transfer device 13b.
  • the blow mold 40 is lowered to the label holding core 20 side by the cylinder 50 provided on the rotary table 11, and the label 3 held by the label holding core 20 is removed.
  • the label 3 is transferred into the blow mold 40 from the label holding core 20 by being inserted into the blow mold 40 and simultaneously or sequentially performing suction release of the label holding core and suction of the blow mold.
  • the label 3 is sucked and held by a suction hole, a suction slit, or a combination thereof provided on the inner surface of the blow mold 40.
  • the label holding core 20 can hold the label 3 having a relatively long circumferential length. Therefore, a label having a long circumferential length can be attached easily and reliably into the blow mold 40, and the force S covering the substantially entire circumference of the blow-molded container 1 with the label 3 can be achieved.
  • the rotary table 11 is rotated by the servo motor 48, and the blow mold 40 comes to the blow molding part 12 side.
  • a preform holding body 41 holding the preform 2a is disposed below the blow mold 40.
  • the blow mold 40 and the preform holder 41 are lowered, and the preform holder 41 is fitted to the air blowing device 43 provided in the portion of the base 55 corresponding to the blow molded portion 12.
  • compressed air is supplied into the preform 2 a from a compressed air blowing port 43 a provided in the air blowing device 43.
  • the base 55 is provided with the stretch rod 45 penetrating the air blowing device 43, and the stretch rod 45 is attached to the base 55 simultaneously with the supply of compressed air into the preform 2a. It moves upward by the lifting cylinder 45a. The stretch rod 45 moved upward is inserted into the preform 2a held in the blow mold 40 and presses the preform 2a against the blow mold 40.
  • the label 3 held by the label holding core 20 can be inserted into the blow mold 40, and both end portions 3a, 3a of the label 3 are inserted into the label holding core 20. Since the recess 20d is provided, the label 3 having a relatively long circumferential length can be attached to the blow mold 40. For this reason, substantially the entire circumference of the blow molded container 1 can be covered with the label 3 having a long circumferential length.
  • the container body 2 is capable of performing biaxial stretch blow molding without particular limitation as long as it is a thermoplastic resin such as polypropylene, polyethylene, polystyrene, polyester, polycarbonate, and polylactic acid.
  • a thermoplastic resin such as polypropylene, polyethylene, polystyrene, polyester, polycarbonate, and polylactic acid.
  • polyethylene resin, polypropylene resin, random copolymer obtained by random copolymerization of propylene and ethylene, block copolymer obtained by block copolymerization of propylene and ethylene, or polypropylene and A mixed resin with polyethylene can be suitably used.
  • the use of a block copolymer is preferred because the drop impact strength is improved.
  • the container with the in-mold label attached as described above can have a container body thickness of 200-800111.
  • thickness of the container body means force S, which means the thickness of the container where no in-mold label is provided, and the area around the container with and without the label. Since there are almost no steps on the surface, the wall thickness is approximately 200 to 800 m even on the side of the container where the in-mold label is attached.
  • the in-mold label 3 used in the present invention has a multilayer structure, and generally comprises a printing substrate layer, an intermediate layer, and an adhesive layer with the container body. Each of these layers is independently formed into a film and bonded (dry lamination) via an adhesive, or part or all of the layers are formed by melt extrusion (EC, co-extrusion). You can also. Further, the printing substrate layer can be omitted depending on the purpose of use.
  • the film as the printing substrate is not particularly limited as long as it is generally printable.
  • a polyester film, a polypropylene film, a nylon film, a synthetic paper, and the like can be suitably used.
  • a biaxially stretched polypropylene film (hereinafter also referred to as OPP film) is more preferably used.
  • one end of the in-mold label and the other end When in-mold labeling is performed with 2 to 5 mm in length, synthetic paper such as YUPO (manufactured by YUPO Corporation) or Carle (manufactured by Chisso) is preferred from the viewpoint of adhesiveness at the label edge. .
  • the intermediate layer preferably functions as a NOR layer.
  • NOR layer NOR layer
  • aluminum foil thinness 7 to 25 111
  • metal or metal oxide laminated on a plastic film or the like by vapor deposition for example, a silicon oxide vapor-deposited plastic film , Oxidized aluminum vapor-deposited plastic film, aluminum vapor-deposited plastic film, diamond-like carbon chemical vapor-deposited film (c) and others, polyacrylonitrile resin, EVOH (ethylene sulphate butyl saponified copolymer), PVDC (polyvinylidene chloride) film, PVDC coating Toni-axially stretched plastic film and the like can be mentioned, and can be appropriately selected according to the desired performance
  • the adhesive layer is not particularly limited as long as it adheres to the resin of the container body.
  • a plastic made of the same material as the resin on the container side, a heat-sealable resin film, or the like is preferably used. it can.
  • Each of the above layers is formed by a dry lamination method, an extrusion lamination method, an extrusion coating method, or other coating methods according to a conventional method.
  • FIG. 20 is a cross-sectional view of the state in which the lid 50 is attached to the in-mold label container 1.
  • the fixing ring 51 of the lid 50 is fixed by engaging with the opening 5 of the in-mold label container. With this fixing ring 51, the lid 50 can be attached to and detached from the container 1.
  • the opening shoulder 6 of the container body is formed so that the container body and the lid part fit with each other so that the fixing ring 51 that is the outer peripheral surface of the lid 50 combined with the container 1 and the outer peripheral side surface 7 of the container main body are not stepped. It is molded into.
  • the sense of unity of the whole combination is improved, which is aesthetically preferable.
  • the upper plate 52 of the lid is provided with an inner ring 54 so as to be disposed on the inner side of the side plate 53 together with the side plate 53 descending from the peripheral line of the upper plate 52.
  • the upper plate 52 of the lid is provided with a contact ring 55 that descends from the peripheral line of the upper plate between the side plate 53 and the inner ring 54.
  • the contact ring 55 comes into contact so as to press the upper end of the opening 5 of the container. This contact ring further improves the sealing of the container.
  • the in-mold label container according to the present invention has been described by taking the wide-mouthed cylindrical container as shown in Fig. 1 as an example of the form of the container body.
  • the container body of other forms is not excluded. If the part where the label is attached is cylindrical, for example in Figure 21
  • the label mounting portion of the container body is not limited to a cylindrical shape, but a shape that allows a strip-shaped label to be mounted on the side of the container, for example, an elliptical cylindrical shape as shown in FIG. It may be a triangular cylinder shape or a square cylinder shape.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Labeling Devices (AREA)
  • Containers Having Bodies Formed In One Piece (AREA)
  • Details Of Rigid Or Semi-Rigid Containers (AREA)

Abstract

La présente invention concerne un récipient à étiquette au moulage formé par moulage par étirage-soufflage biaxial et exempt de plis sur une étiquette, et permet le collage facile de l'étiquette sur toute surface latérale de la périphérie extérieure du récipient même dans le cas d'un récipient à parois minces. Le récipient est caractérisé en ce qu'il est muni d'un corps de récipient de forme tubulaire formé par moulage par étirage-soufflage biaxial, et en ce qu'une étiquette au moulage s'étend sur au moins 180° le long de la surface latérale de la périphérie extérieure du corps de récipient.
PCT/JP2007/065621 2006-08-09 2007-08-09 Récipient à étiquette au moulage WO2008018546A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2008528876A JP5577594B2 (ja) 2006-08-09 2007-08-09 インモールドラベル容器
CN2007800292949A CN101500782B (zh) 2006-08-09 2007-08-09 模内标贴容器

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006-217152 2006-08-09
JP2006217152 2006-08-09

Publications (1)

Publication Number Publication Date
WO2008018546A1 true WO2008018546A1 (fr) 2008-02-14

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JP (1) JP5577594B2 (fr)
KR (1) KR101562405B1 (fr)
CN (1) CN101500782B (fr)
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010184723A (ja) * 2009-02-12 2010-08-26 Toyo Seikan Kaisha Ltd フィルムラベル缶
KR101038371B1 (ko) 2009-08-31 2011-06-01 주식회사 비앤씨 인몰드 라벨, 그를 포함하는 인몰드 용기 및 그 제조 방법
US20110183028A1 (en) * 2010-01-25 2011-07-28 Krones Ag Labeler for labeling plastic containers in the blow mold in a rotary blow molder
WO2016017082A1 (fr) * 2014-07-31 2016-02-04 株式会社吉野工業所 Contenant composite
DE102017107675A1 (de) * 2017-04-10 2018-10-11 Saier Verpackungstechnik Gmbh & Co. Kg Behälter aus Kunststoff mit In-Mould-Label
GB2547767B (en) * 2014-05-01 2019-01-09 Gr8 Eng Ltd Apparatus for forming a blow moulded container
JP2020050371A (ja) * 2018-09-26 2020-04-02 大日本印刷株式会社 多角インモールド容器

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JP6486346B2 (ja) * 2014-05-30 2019-03-20 株式会社吉野工業所 複合容器の製造方法及び成形金型並びに複合容器
CN104139905A (zh) * 2014-07-15 2014-11-12 盐城金沃医疗科技有限公司 医用塑料器皿贴标结构
BE1022703B1 (nl) * 2015-02-10 2016-08-17 CARDIFF GROUP,naamloze vennootschap Vat voor CO2-bevattende dranken en gebruik daarvan
KR20220065726A (ko) * 2022-05-03 2022-05-20 위드클린 주식회사 밀폐식 커버 및 밀폐용기

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JPH0421426A (ja) * 1990-05-17 1992-01-24 Kamaya Kagaku Kogyo Co Ltd ラベル付中空容器の製法
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JP2003237753A (ja) * 2002-02-15 2003-08-27 Toppan Printing Co Ltd インモールドラベルおよびラベル付き容器
JP2004067172A (ja) * 2002-08-06 2004-03-04 Minoru Kasei Kk ネジ構造を備えるブロー成形体

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JPS6089327A (ja) * 1983-10-20 1985-05-20 Dainippon Printing Co Ltd 胴部にラベルが貼着されている合成樹脂製容器の製造方法
JPH0421426A (ja) * 1990-05-17 1992-01-24 Kamaya Kagaku Kogyo Co Ltd ラベル付中空容器の製法
JPH0664029A (ja) * 1992-08-21 1994-03-08 Toppan Printing Co Ltd 厚紙ラベル付きボトル及びその製造方法
JPH07205265A (ja) * 1994-01-13 1995-08-08 Burenzu:Kk 中空体の成型装置
JPH08156080A (ja) * 1994-12-01 1996-06-18 Mitsubishi Plastics Ind Ltd プラスチックボトルの製造方法及び装置並びに口栓部保持用のマンドレル
JP2003104350A (ja) * 2001-09-27 2003-04-09 Toppan Printing Co Ltd 多層ブロー成形ボトル
JP2003237753A (ja) * 2002-02-15 2003-08-27 Toppan Printing Co Ltd インモールドラベルおよびラベル付き容器
JP2004067172A (ja) * 2002-08-06 2004-03-04 Minoru Kasei Kk ネジ構造を備えるブロー成形体

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010184723A (ja) * 2009-02-12 2010-08-26 Toyo Seikan Kaisha Ltd フィルムラベル缶
KR101038371B1 (ko) 2009-08-31 2011-06-01 주식회사 비앤씨 인몰드 라벨, 그를 포함하는 인몰드 용기 및 그 제조 방법
US20110183028A1 (en) * 2010-01-25 2011-07-28 Krones Ag Labeler for labeling plastic containers in the blow mold in a rotary blow molder
US8871134B2 (en) * 2010-01-25 2014-10-28 Krones Ag Labeler for labeling plastic containers in the blow mold in a rotary blow molder
GB2547767B (en) * 2014-05-01 2019-01-09 Gr8 Eng Ltd Apparatus for forming a blow moulded container
WO2016017082A1 (fr) * 2014-07-31 2016-02-04 株式会社吉野工業所 Contenant composite
US10336494B2 (en) 2014-07-31 2019-07-02 Discma Ag Composite container
DE102017107675A1 (de) * 2017-04-10 2018-10-11 Saier Verpackungstechnik Gmbh & Co. Kg Behälter aus Kunststoff mit In-Mould-Label
JP2020050371A (ja) * 2018-09-26 2020-04-02 大日本印刷株式会社 多角インモールド容器

Also Published As

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JP5577594B2 (ja) 2014-08-27
TWI403406B (zh) 2013-08-01
KR101562405B1 (ko) 2015-10-21
KR20090038489A (ko) 2009-04-20
CN101500782B (zh) 2013-05-29
TW200829422A (en) 2008-07-16
JPWO2008018546A1 (ja) 2010-01-07
CN101500782A (zh) 2009-08-05

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