WO2008018547A1 - Système de moulage par soufflage de récipient et noyau de maintien d'étiquette - Google Patents

Système de moulage par soufflage de récipient et noyau de maintien d'étiquette Download PDF

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Publication number
WO2008018547A1
WO2008018547A1 PCT/JP2007/065622 JP2007065622W WO2008018547A1 WO 2008018547 A1 WO2008018547 A1 WO 2008018547A1 JP 2007065622 W JP2007065622 W JP 2007065622W WO 2008018547 A1 WO2008018547 A1 WO 2008018547A1
Authority
WO
WIPO (PCT)
Prior art keywords
label
holding core
preform
blow
molding system
Prior art date
Application number
PCT/JP2007/065622
Other languages
English (en)
Japanese (ja)
Inventor
Tsutoo Yamada
Hiroshi Hashimoto
Yutaka Uchino
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 CN2007800296297A priority Critical patent/CN101500783B/zh
Priority to JP2008528877A priority patent/JP5051132B2/ja
Publication of WO2008018547A1 publication Critical patent/WO2008018547A1/fr

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Classifications

    • 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
    • B29C49/24—Lining or labelling
    • B29C49/2408—In-mould 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
    • B29C49/28—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
    • B29C49/24—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
    • B29C2049/2422—Cylindrical or sleeve shaped linings or 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
    • B29C2049/2443—Means for feeding the lining or label into the mould, preform or parison, e.g. grippers
    • B29C2049/2449—Means for feeding the lining or label into the mould, preform or parison, e.g. grippers holding the labels or linings by 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
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2009/00—Layered products
    • 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
    • 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 a container blow molding system for forming a blow molded container having a label on a side surface, and a label holding core used in the container blow molding system.
  • Patent Document 1 JP-A-5-8289
  • Patent Document 2 Japanese Patent Laid-Open No. 2-184884
  • Patent Document 3 JP-A-338018
  • blow molded containers have been required to have a high gas barrier property. For this reason, a blow molded container has a label having a gas barrier property. It is required to be wound around the entire side.
  • the present invention has been made in consideration of such points, and can easily and reliably form a blow-molded container having a label covering the entire circumference of the side surface including the height direction of the container. It is an object of the present invention to provide a container blow molding system and a label holding core.
  • the present invention includes a rotary table that holds a plurality of blow molds and is rotatable, a label holding core that winds and holds a label and supplies a label into the blow mold of the rotary table, and a plug.
  • a preform holding and supplying section that holds the reform and fits into the blow mold of the rotating table and supplies the preform into the blow mold, and a preform holding and supplying section that fits into the blow mold of the rotating table.
  • a coupled air blowing device, a preform holding portion for holding the preform, and a blow mold clamping device for clamping the blow mold, and the label holding core is a cylinder that can be inserted into the blow mold.
  • a blow molding system for a container characterized by comprising a body.
  • the present invention is a blow molding system for a container, characterized in that a recess is provided on one side of a side surface of a cylindrical body to receive both end portions of the retractable label.
  • the present invention is a blow molding system for a container, characterized in that a pair of small cylindrical portions that form recesses are provided on the side surface of the label holding core.
  • the present invention is a container blow molding system characterized in that an adsorption portion for adsorbing a label is formed on a side surface of a label holding core.
  • a preform molding part for molding a preform is provided on the upstream side of the rotary table, and the preform molded by the preform molding part is blown from the rotary table by the preform holding and supplying part.
  • This is a blow molding system for containers characterized by being conveyed to a mold.
  • the present invention is a blow molding system for a container, characterized in that a gate cut portion for pressing the gate of the preform is provided between the preform molding portion and the rotary table.
  • the present invention is a blow molding system for a container, wherein a preform cooling unit for cooling the preform is provided between the preform molding unit and the gate cut unit.
  • the present invention is a blow molding system for a container, characterized in that a preform heating unit for heating the preform is provided between the preform molding unit and the rotary table.
  • the label holding core is held by a supply table that is close to the rotary table and is movable, and a label forming and supplying unit that forms and supplies a label on the opposite side of the supply table from the rotary table.
  • a blow molding system characterized in that is provided.
  • the present invention is characterized in that the label forming supply unit has a label cutting unit that cuts the label raw material to form a label, and a label supply unit that supplies the formed label to the label holding core of the supply table.
  • the container blow molding system is characterized in that the label forming supply unit has a label cutting unit that cuts the label raw material to form a label, and a label supply unit that supplies the formed label to the label holding core of the supply table.
  • the label cutting unit slits the original label fed in the horizontal direction in the feed direction, and then cuts the label in the horizontal direction at right angles to the feed direction to form a label supply.
  • the container has a receiving part for holding the label in the horizontal direction, and a label rotating mechanism that supports the receiving part and rotates to supply the label to the label holding core in a vertical direction. This is a blow molding system.
  • the present invention is a blow molding system characterized in that an adsorption portion for adsorbing a label is provided on the inner surface of a blow mold.
  • the present invention is a blow molding system in which the blow mold is heated and temperature-controlled.
  • a label holding core is installed on a supply table via a label holding core pedestal, and the supply table has a supply position where a label is supplied from the label forming supply unit to the outer periphery of the label holding core, and the label holding core.
  • the blow molding system is characterized in that the label held on the outer periphery takes a transfer position to be transferred into a blow mold held on a rotary table.
  • the present invention provides a label center presser that presses the label center part supplied from the label molding supply part to the outer periphery of the label holding core in the vicinity of the supply position of the supply table, and a label holder provided on both sides of the label center presser.
  • a pair of winding rollers for winding the label around the outer periphery of the label holding core while moving along the outer periphery of the core are provided so as to be movable up and down! / Blow molding system.
  • a label tip presser that presses the leading end portion of the label against the label holding core is provided so as to be movable up and down at a portion facing the label center press with respect to the label holding core.
  • the label center presser, the pair of winding rollers, and the label tip presser are held by a lift platform that is self-lifting, and a positioning opening is provided in the label holding core base, and the positioning base is provided in the lift base.
  • the blow molding system is characterized in that a positioning pin inserted in is provided.
  • the label holding core pedestal is movable with respect to the supply table via the positioning mount, and a positioning opening is provided in the label holding core pedestal so that the label holding core pedestal is near the transfer position of the supply table.
  • a positioning plate having a positioning pin inserted into the positioning opening was provided so that it could move up and down, and a positioning roller was provided that contacted the outer periphery of the blow mold to determine the position of the positioning plate relative to the blow mold.
  • the tip of the positioning pin is tapered, and when the positioning pin is inserted into the positioning opening, the label holding core base moves relative to the supply table and moves against the blow mold.
  • the blow molding system is characterized in that the label holding core is positioned.
  • the present invention is a blow molding system characterized in that the positioning plate is pressed toward the blow mold by the pressing means.
  • the present invention provides a label holding core that holds a label and is inserted into a blow mold, and includes a cylindrical body that can be inserted into the blow mold.
  • a rabenole holding core characterized in that recesses for receiving both end portions of the pull-in label are provided.
  • the present invention is a label holding core characterized in that a pair of small cylindrical portions forming recesses are provided on the side surfaces of the label holding core!
  • the present invention is a label holding core characterized in that an adsorption portion for adsorbing a label is formed on a side surface of the label holding core.
  • the label holding core is formed with recesses for receiving both end portions of the label, so that a label having a relatively long circumferential length is placed in the blow mold. You can wear it. For this reason, it is possible to easily and reliably form a blow-molded container having substantially the entire side surface covered with a label having a long circumferential length.
  • FIG. 1 (a) to (e) are schematic views showing a container blow molding system according to the present invention.
  • FIG. 2 is an overall plan view showing a container blow molding system according to the present invention.
  • FIG. 3 is a side view showing a supply table for holding a label holding core and a label forming supply unit.
  • FIG. 4 is a plan view showing a supply table for holding a label holding core and a label molding supply unit.
  • FIG. 5 is a side view showing a rotary table for holding a blow mold.
  • FIG. 6 is a plan view showing a rotary table that holds a blow mold.
  • FIG. 7 is a side sectional view showing a blow mold.
  • FIG. 8 is a perspective view showing a label holding core.
  • FIGS. 9 (a) and 9 (b) are side sectional views showing a blow molded container.
  • FIG. 10 is a cross-sectional view showing a label holding core.
  • FIG. 11 (a) is a perspective view showing a modified example of the label holding core
  • FIG. 11 (b) is a sectional view thereof.
  • FIGS. 12 (a) and 12 (b) are side views showing a mechanism for winding the label around the outer periphery of the label holding core.
  • FIG. 13 is a cross-sectional view taken along line AA in FIG. 12 (b) showing a mechanism for winding the label around the outer periphery of the label holding core.
  • FIGS. 14 (a) and 14 (b) are side views showing a mechanism for positioning the label holding core with respect to the blow mold.
  • FIG. 15 is a plan view showing a mechanism for positioning the label holding core with respect to the blow mold.
  • FIG. 1 to FIG. 10 are diagrams showing an embodiment of a container blow molding system and a label holding core according to the present invention.
  • the blow-molded container 1 is formed by biaxial stretch blow molding, and the container body 2 and the side surfaces of the container body 2 Label wrapped around the entire circumference
  • the label 3 is wound around substantially the entire side surface of the container body 2, and there is almost no gap between both end portions of the label 3.
  • the label 3 can cover substantially the entire side surface of the container body 2, the use of the label 3 having a high gas barrier property can improve the gas barrier property of the entire blow-molded container 1 S I'll do it.
  • blow-molded container 1 shown in FIG. 9 (a) has a label 3 that covers the entire circumference of the side surface of the container body 2! /, The force that is blown as shown in the comparative example of FIG. 9 (b).
  • Label 3 does not cover the entire side of container 2 and a large gap is formed between both ends of label 3.
  • the container body 2 of the blow-molded container 1 shown in Fig. 9 (a) is obtained by biaxially stretching blow-molding a PP preform.
  • Label 3 is made of OPP / A1 / Heat Seal OPP with heat sealable OPP adhesive surface!
  • FIG. 1 (a) a preform 2a made of PP is molded in a preform molding section 15 having preform molding dies 15a and 15b.
  • the preform 2a molded in the preform molding section 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 41 and the transport body 42 constitute a preform holder 19 (FIG. 2).
  • the preform holding body 41 holding the preform 2a is transported to the heating section 18 by the transport body 42, and the preform 2a is heated in the heating section 18 (Fig. L (b)).
  • the blow mold 40 is lowered at the blow molding portion 12, and the preform holder 41 is inserted into the blow mold 40.
  • the label 3 is supplied in advance to the blow mold 40 by a label holding core 20 to be described later! (FIG. 1 (c)).
  • the air blowing device 43 rises from below with respect to the preform holder 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 blow molding system 10 includes a rotary table 11 that is rotatable while being held by the plurality of blow molds 40 and a blow mold 40 of the rotary table 11 that winds and holds the label 3.
  • the label holding core 20 for supplying the label 3 to the mold and the preform 2a are held and fitted into the blow mold 40 located in the blow molding portion 12 of the rotary table 11 to supply the preform 2a into the blow mold 40.
  • a preform holding body 41 fitted to a blow mold 40 located in the blow molding part 12 of the rotary table 11 and an air blowing device 43 that can be connected to the preform holding body 41.
  • 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.
  • the preform 2a molded by the preform molding unit 15 is disposed downstream of the preform molding unit 15.
  • 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 heated 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 2a held by the preform holder 41 is transported 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 supplied with the label 3 held by the label holding core 20 in the force blow mold 40 which is conveyed as the rotary table 11 rotates. 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 rotary table 11, and a label forming supply unit 21 for forming and supplying the label 3 on the opposite side of the supply table 13 from the rotary table 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 for holding the label original fabric 22 is provided on the downstream side of the label cutting portion 24.
  • a receiving portion 25 that receives the label 3 formed by the label cutting portion 24 is provided below the label cutting portion 24 and the clamp 33.
  • the receiving portion 25 is rotated by a lever (rotating mechanism) 26 so that the label 3 held in the horizontal direction can be set up 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 the label holding core 20 is four on one side of the supply table 13 and four on the other side of the supply table 13, for a total of eight. 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 formed of a substantially cylindrical body as shown in FIGS.
  • a recess 20d is formed on one side so as to be drawn inward and receive both end portions 3a of the label 3.
  • a pair of small cylindrical portions 20b, 20c is 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, 20c. Yes. Further, a suction part (suction hole) 20 a for sucking and holding the label is provided on the side surface of the label holding core 20.
  • 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 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.
  • the suction hole 20f is provided on the outer periphery as the label holding core 20.
  • a cylindrical shape may be used (Fig. 11 (a) (b)).
  • the rotary table 11 is provided with two to four sets of blow molds 40, and each set includes four blow molds 40.
  • each set includes four blow molds 40.
  • four sets are shown.
  • the blow molds 40 are spaced apart by 180 °.
  • blow mold 40 provided on the rotary table 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 blows the label 3 wound around the label holding core 20 on the supply table 13.
  • the transfer section 13b is inserted into the mold 40. Note that 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. 4).
  • an air blowing device 43 is provided in a portion of the base 55 corresponding to the blow molding portion 12, and this air blowing device 43 is provided with a compressed air blowing port 43a.
  • 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 45a 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 includes a cylindrical side nested mold 40a and a bottom nested mold. With mold 40c.
  • the preform holding body 41 for holding the preform 2a is adapted to be fitted to the side mold 40a of the blow mold 40 and the blow clamping device 140.
  • the preform 2a is a preform.
  • the holder 41 and the blow mold clamping device 140 provided outside the preform holder 41 are sandwiched.
  • the above-described stretch rod 45 rises upward from below in the blow mold 40 and presses the preform 2a against the bottom insert mold 40c of the blow mold 40. It ’s like that.
  • the blow mold 40 is heated as a whole and the temperature is adjusted.
  • the preform 2a is molded in the preform molding portion 15 having a pair of preform molding dies 15a and 15b.
  • the preform 2a molded in the preform molding unit 15 is cooled in 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 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 2a held by the preform holder 41 is transported 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 transported as the rotary table 11 rotates, and the label 3 held by the label holding core 20 is supplied into the blow mold 40. It has become.
  • the label forming supply unit 21 forms the label 3, and the thus formed label 3 is supplied to the label holding core 20 side.
  • the label raw material supply unit 28 of the label molding supply unit 21 the label original 22 is supplied, 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 22 is slit in the conveying direction, and a plurality of, for example, four strip-shaped label originals 22 are formed.
  • the strip-shaped label original fabric 22 is then cut at a label cutting section 24 provided on the downstream side of the slitter 23 to form the label 3. At this time, the leading end of the label original 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.
  • 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 portion 20a is provided on the outer periphery of the label holding core 20, the label 3 is sucked and held by the suction portion 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 placed on the side surface of the label holding core 20 and the both end portions 3a are placed 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.
  • the supply table 13 is rotated by 180 °, and the four label holding cores 20 at the supply position 13a of the supply table 13 are sent to the transfer position 13b of the supply table 13, and this transfer position In 13b, the label 3 held by the label holding core 20 is inserted into the blow mold 40 and transferred.
  • 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 inserted from the label holding core 20 into the blow mold 40 by being inserted into the blow mold 40 and releasing the adsorption of the label holding core 20 and the adsorption action inside the blow mold 40 simultaneously or sequentially. Reprinted.
  • the label 3 is sucked and held by a suction hole or a suction slit provided on the inner surface of the blow mold 40, or a combination thereof.
  • 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 2a from a compressed air blowing port 43a 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 blow-molded container 1 comprising the container body 2 with the label 3 adhered to the outer side surface in the blow mold 40 is obtained by biaxial stretch blow molding.
  • 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.
  • FIG. 3, FIG. 12 and FIG. 13 show a mechanism for winding the label 3 delivered to the receiving portion 25 of the label molding supply portion 21 around the outer periphery of the label holding core 20 arranged on the supply table 13. Will be described in detail.
  • the label 3 delivered to the receiving part 25 of the label molding supply part 21 is wound around the outer periphery of the label holding core 20 arranged on the supply table 13. Attached.
  • the orientation of the receiving portion 25 is changed from the horizontal direction to the vertical direction by the lever 26.
  • the label holding core 20 is arranged on the supply table 13 via a label holding core base 65.
  • the label holding core pedestal 65 supports and fixes the label holding core 20 and can be moved relative to the supply table 13 via the positioning mount 66 to finely adjust its position.
  • the supply table 13 has a supply position 13a where the label 3 is supplied from the label forming supply unit 21 to the outer periphery of the label holding core 20, and a label board 3 held on the outer periphery of the label holding core 20 is a rotary table 11
  • the transfer position 13b to be transferred into the blow mold 40 held in the holder can be taken (see FIG. 4).
  • an elevator platform 60 is provided in the vicinity of the supply position 13a of the supply table so as to be movable up and down.
  • the label center presser 61 that presses the center of the label 3 sent from the receiving part 25 to the lifting platform 60 to the outer periphery of the label holding core 20 and the label center presser 61 arranged on both sides of the label holding core 20 along the outer periphery of the label holding core 20
  • a pair of winding rollers 62a and 62b are provided for winding the label 3 around the outer periphery of the label holding core 20 while moving.
  • the lifting platform 60 is provided with a label tip presser 63 that presses both end portions (tip portions) of the label 3 against the label holding core 20 at a portion facing the label center presser 61 with respect to the label holding core 20. It has been. [0105]
  • the label center presser 61, the pair of winding rollers 62a and 62b, and the label front end presser 63 are provided on the lifting platform 60 via drive cylinders 61S, 62S and 63S, respectively, and drive cylinders 61S and 62S. And 63S respectively.
  • the label holding core base 65 and the positioning mount 66 are moved up and down with respect to the supply table 13 by the drive cylinder 66S.
  • the label holding core base 65 is provided with a positioning opening 65a, and the lifting base 60 has a tapered shape at the lower end 64a and a positioning pin 64 to be inserted into the positioning opening 65a.
  • the receiving part 25 to which the label 3 has been delivered is rotated 90 ° by the lever 26, and the direction thereof is changed from the horizontal direction to the vertical direction.
  • the label 3 on the receiving part 25 is outside the label holding core 20 Contact the circumference.
  • the receiving portion 25 has a pair of suction portions 25a and 25b, and the label 3 is sucked and held by the pair of suction portions 25a and 25b.
  • the lifting platform 60 descends, and the positioning pin 64 of the lifting platform 60 is inserted into the positioning opening 65a of the label holding core seat 65, and the label holding core seat 65 is supplied via the positioning mount 66.
  • the label holding core base 65 moves slightly with respect to the table 13 and is accurately positioned with respect to the supply table 13 and the lifting base 60.
  • the label center presser 61 and the pair of winding rollers 62a and 62b are in the space 25c between the pair of suction portions 25a and 25b.
  • the label center presser 61 is driven by the drive cylinder 61 S to press the center part of the label 3 against the outer periphery of the label holding core 20.
  • the pair of winding rollers 62a and 62b is driven by the drive cylinder 62S and moves along the outer periphery of the label holding core 20.
  • the label 3 is moved by the pair of winding rollers 62a and 62b to the outer periphery of the label holding core 20. Wrapped around.
  • the label end presser 63 is driven by the drive cylinder 63S and presses the end of the label 3 against the label holding core 20. .
  • the label 3 is attracted and held on the outer periphery of the label holding core 20, the pair of winding rollers 62a and 62b are returned to their original positions by the drive cylinder 62S, and the label center presser 61 and the label end presser 63 are connected to the drive cylinder 61S,
  • the label holding core 20 is separated by 63S.
  • the shape of the label tip presser 63 can be appropriately selected. In the case of a label holding core with a recess 20d as shown in Fig. 10, a triangular prism shape suitable for pushing in is used.
  • the label holding core 20 is arranged on the supply table 13 via the label holding core base 65.
  • the label holding core pedestal 65 supports and fixes the label holding core 20 and can be moved relative to the supply table 13 via the positioning mount 66 to finely adjust its position.
  • the supply table 13 has a supply position 13a for supplying the label 3 from the label forming supply unit 21 to the outer periphery of the label holding core 20, and a label board 3 held on the outer periphery of the label holding core 20 by the rotary table 11
  • the transfer position 13b to be transferred into the blow mold 40 held in the holder can be taken (see FIG. 4).
  • a positioning plate 72 is provided in the vicinity of the transfer position 13b of the supply table 13 so as to be movable up and down.
  • the label holding core pedestal 65 has a positioning opening 65a, and the positioning plate 72 is provided with a pair of positioning pins 73a and 73b inserted into the positioning opening 65a.
  • the lower ends of the positioning pins 73a and 73b 7 3 A tapered shape is formed.
  • the positioning plate 72 is provided with a pair of positioning rollers 71 a and 71 b that abut the outer periphery of the blow mold 40 and determine the position of the positioning plate 72 relative to the blow mold 40. [0121] Further, the positioning plate 72 is pressed toward the blow mold 40 by the drive cylinder 72S.
  • the label holding core pedestal 65 and the positioning mount 66 are driven by the drive cylinder 66S and lifted.
  • the positioning pins 73a and 73b of the positioning plate 72 are inserted into the positioning openings 65a of the label holding core pedestal 65, and the label holding core pedestal 65 moves slightly with respect to the supply table 13 via the positioning mount 66.
  • the label holding core 20 is positioned with respect to the blow mold 40.
  • the label holding core 20 can be accurately positioned with respect to the blow mold 40, so that the label 3 held on the outer periphery of the label holding core 20 can be accurately aligned with the blow mold 40. It can be worn inside.

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Labeling Devices (AREA)

Abstract

La présente invention concerne un système de moulage par soufflage de récipient (10) comportant une plaque tournante (11) pour maintenir un moule métallique de soufflage (40), un noyau de maintien d'étiquette (20) pour fournir une étiquette (3) dans le moule métallique de soufflage (40) maintenu sur la plaque tournante (11), et un élément de maintien de préforme (41) pour maintenir une préforme (2a) pour le fournir au moule métallique de soufflage (40). L'élément de maintien de préforme (41) est fixé au moule métallique de soufflage (40) sur la plaque tournante (11), et un dispositif de soufflage d'air (43) est assemblé à cet élément de maintien de préforme (41). Le noyau de maintien d'étiquette (20) est constitué d'un corps de forme tubulaire, et est formé avec une partie concave en retrait vers l'intérieur (20d) d'une face d'une surface latérale. L'étiquette (3) est enroulée autour du noyau de maintien d'étiquette (20), les extrémités opposées (3a) de l'étiquette (3) étant reçues dans la partie concave (20d)
PCT/JP2007/065622 2006-08-09 2007-08-09 Système de moulage par soufflage de récipient et noyau de maintien d'étiquette WO2008018547A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN2007800296297A CN101500783B (zh) 2006-08-09 2007-08-09 容器的吹塑成形系统以及标签保持芯
JP2008528877A JP5051132B2 (ja) 2006-08-09 2007-08-09 容器のブロー成形システムおよびラベル保持コア

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006-217263 2006-08-09
JP2006217263 2006-08-09

Publications (1)

Publication Number Publication Date
WO2008018547A1 true WO2008018547A1 (fr) 2008-02-14

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PCT/JP2007/065622 WO2008018547A1 (fr) 2006-08-09 2007-08-09 Système de moulage par soufflage de récipient et noyau de maintien d'étiquette

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JP (1) JP5051132B2 (fr)
KR (1) KR101391546B1 (fr)
CN (1) CN101500783B (fr)
TW (1) TWI400158B (fr)
WO (1) WO2008018547A1 (fr)

Cited By (3)

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Publication number Priority date Publication date Assignee Title
EP2347885A3 (fr) * 2010-01-25 2013-04-10 Krones AG Dispositif et procédé pour l'étiquetage de récipients en matière synthétique dans le moule de soufflage d'une machine de soufflage rotative
JP2018202663A (ja) * 2017-05-31 2018-12-27 株式会社吉野工業所 インモールドラベル付き容器、及びインモールドラベル付き容器の製造方法
EP3366452A4 (fr) * 2016-07-04 2019-01-16 Woo Hong Byun Procédé de fabrication d'un récipient sous pression présentant une étiquette dans le moule et une forme stéréoscopique

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CN105856534A (zh) * 2016-05-11 2016-08-17 张家港玖威机械有限公司 一种吹塑装置及在模内贴标的平移式注吹工艺
KR102103303B1 (ko) * 2017-11-24 2020-04-22 새한프라텍 주식회사 프리폼 성형장치
US11565456B2 (en) * 2018-12-28 2023-01-31 Nissei Asb Machine Co., Ltd. Blow molding device, blow molding method, and mold unit
KR102129524B1 (ko) * 2019-03-24 2020-07-10 (주)대동테크 블로어 성형된 차량용 덕트 회수 마감 시스템
CN116728744B (zh) * 2023-05-25 2023-11-24 广州市日博精密机械有限公司 一种用于制造具有法兰型瓶口的瓶子生产工艺及吹瓶机

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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
JP2005297558A (ja) * 1991-09-09 2005-10-27 Avery Dennison Corp 金型内ラベルフィルム及び方法
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
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2347885A3 (fr) * 2010-01-25 2013-04-10 Krones AG Dispositif et procédé pour l'étiquetage de récipients en matière synthétique dans le moule de soufflage d'une machine de soufflage rotative
US8512623B2 (en) 2010-01-25 2013-08-20 Krones Ag Labeler and a labeling method for labeling plastic containers in the blow mold in a rotary blow molder
EP3366452A4 (fr) * 2016-07-04 2019-01-16 Woo Hong Byun Procédé de fabrication d'un récipient sous pression présentant une étiquette dans le moule et une forme stéréoscopique
US10688708B2 (en) 2016-07-04 2020-06-23 Woo Hong BYUN Manufacturing method of pressure container comprising in-mold label and three-dimensional shape
JP2018202663A (ja) * 2017-05-31 2018-12-27 株式会社吉野工業所 インモールドラベル付き容器、及びインモールドラベル付き容器の製造方法

Also Published As

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JPWO2008018547A1 (ja) 2010-01-07
KR20090036566A (ko) 2009-04-14
TW200831271A (en) 2008-08-01
CN101500783A (zh) 2009-08-05
TWI400158B (zh) 2013-07-01
JP5051132B2 (ja) 2012-10-17
CN101500783B (zh) 2012-08-08
KR101391546B1 (ko) 2014-05-02

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