WO2023176306A1 - ラベル貼り付け装置 - Google Patents

ラベル貼り付け装置 Download PDF

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Publication number
WO2023176306A1
WO2023176306A1 PCT/JP2023/005695 JP2023005695W WO2023176306A1 WO 2023176306 A1 WO2023176306 A1 WO 2023176306A1 JP 2023005695 W JP2023005695 W JP 2023005695W WO 2023176306 A1 WO2023176306 A1 WO 2023176306A1
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WO
WIPO (PCT)
Prior art keywords
label
belt
conveyor belt
article
feeding
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2023/005695
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English (en)
French (fr)
Japanese (ja)
Inventor
健吾 坂口
隆範 田中
章之 首藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fuji Seal International Inc
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Fuji Seal International Inc
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 Fuji Seal International Inc filed Critical Fuji Seal International Inc
Priority to JP2024507625A priority Critical patent/JPWO2023176306A1/ja
Publication of WO2023176306A1 publication Critical patent/WO2023176306A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65C—LABELLING OR TAGGING MACHINES, APPARATUS, OR PROCESSES
    • B65C9/00—Details of labelling machines or apparatus
    • B65C9/40—Controls; Safety devices
    • B65C9/42—Label feed control

Definitions

  • the present invention relates to a label affixing device for affixing labels to transported articles.
  • Patent Document 1 European Patent Application Publication No. 3404644
  • Patent Document 1 describes an activation mechanism that activates an adhesive layer included in a label, a feeding mechanism that feeds out a label to the activation mechanism, and an activation mechanism that feeds out a label to the activation mechanism.
  • a labeling apparatus includes a labeling mechanism for applying a label with an activated adhesive layer to an article.
  • the present invention has been made to solve the above-mentioned problems, and an object of the present invention is to improve the durability of a label pasting device equipped with an activation mechanism for activating the adhesive layer of a label. shall be.
  • the label pasting device includes an activation mechanism that activates an adhesive layer included in the label while conveying the label, a feeding mechanism that feeds out the label to the activation mechanism, and an adhesive layer in the activation mechanism. and a label application mechanism for applying the layer-activated label to the article.
  • the activation mechanism includes a conveyor belt that is driven to rotate and an energy source that irradiates energy that activates the adhesive layer of the label.
  • An irradiation area is provided on the orbit of the conveyor belt, which is an area to which energy is irradiated by the energy source, and the irradiation area is the area where the label is transferred from the feeding mechanism on the orbit of the conveyor belt.
  • the energy source irradiates energy toward at least the label when the label passes through the irradiation area, and the conveyor belt sends the label to the feeding mechanism.
  • the label is driven at a predetermined speed from when the label is transferred to when the label is transferred to the label pasting mechanism.
  • the feeding mechanism includes a feeding belt that is driven to circulate, and the feeding mechanism separates the continuous label body into individual pieces.
  • the label may be placed on standby on the feed belt and then fed onto the conveyor belt.
  • the feed belt is preferably accelerated from a standby state to the speed of the conveyor belt when feeding the label onto the conveyor belt.
  • the labeling mechanism includes a labeling belt that is driven to rotate, and the labeling mechanism attaches the activated label.
  • the label may be received from the conveyance belt, the received label may be placed on standby on the label attachment belt, and then supplied to the article conveyed on an external conveyance path to be attached.
  • the label application belt is accelerated from a standby state to the speed of the transport belt when receiving the label from the transport belt, and when applying the label to the article, it is accelerated from the standby state to the speed of the transport belt. It is preferable that the transport speed be accelerated to a transport speed of .
  • the conveyor belt includes a first end holding belt that holds one of a pair of end portions of the label in a direction perpendicular to the conveyance direction of the conveyor belt;
  • the label may include a second end holding belt that holds the other end, and a center holding belt that holds the center of the label by being located between the first end holding belt and the second end holding belt. good.
  • FIG. 2 is a front view of a labeled article manufactured by the label pasting device according to the first embodiment.
  • 1 is a perspective view of a label original fabric, a continuous label body, and a label according to Embodiment 1.
  • FIG. FIG. 3 is a cross-sectional view of the label continuum and label shown in FIG. 2; 1 is a schematic plan view of a label pasting device according to Embodiment 1.
  • FIG. FIG. 5 is a front view of the feeding belt and conveyor belt shown in FIG. 4.
  • FIG. 1 is a diagram showing the configuration of functional blocks of a label pasting device according to Embodiment 1.
  • FIG. FIG. 5 is a front view of the conveyor belt and label pasting belt shown in FIG. 4.
  • FIG. 9 is a schematic plan view for explaining each point in the flowchart shown in FIG. 8.
  • FIG. 9 is a schematic plan view for explaining each point in the flowchart shown in FIG. 8.
  • FIG. 9 is a schematic plan view for explaining each point in the flowchart shown in FIG. 8.
  • FIG. 9 is a schematic plan view for explaining each point in the flowchart shown in FIG. 8.
  • FIG. 9 is a schematic plan view for explaining each point in the flowchart shown in FIG. 8.
  • FIG. 9 is a schematic plan view for explaining each point in the flowchart shown in FIG. 8.
  • FIG. 9 is a schematic plan view for explaining each point in the flowchart shown in FIG. 8.
  • FIG. 15 is a front view of the feeding belt and conveyance belt shown in FIG. 14.
  • FIG. 9 is a schematic plan view for explaining each point in the flowchart shown in FIG. 8.
  • FIG. 9 is a schematic plan view for explaining each point in the flowchart shown in FIG. 8.
  • FIG. 9 is a schematic plan view for explaining each point in the flowchart shown in FIG. 8.
  • FIG. 9 is a schematic plan view for explaining each point in the flowchart shown in FIG. 8.
  • FIG. 9 is a schematic plan view for explaining each point in the flowchart shown in FIG. 8.
  • 23 is a schematic plan view for explaining each point in the flowchart shown in FIG. 22.
  • FIG. FIG. 7 is a schematic plan view of the label pasting device according to Embodiment 3 in a first state.
  • FIG. 7 is a schematic plan view of the label pasting device according to Embodiment 3
  • FIG. 1 is a front view of a labeled article manufactured by the labeling apparatus according to the first embodiment.
  • FIG. 2 is a perspective view of a label original fabric, a label continuous body, and a label according to the first embodiment.
  • FIG. 3 is a cross-sectional view of the label continuum and the label along line III-III shown in FIG. 2.
  • the labeled article 100 includes an article 200 and a label 300 affixed to the body of the article 200.
  • the article 200 is, for example, a container that can contain a drink or the like, a packaging container, or the like.
  • the shape and material of article 200 are not particularly limited.
  • the article 200 is a PET bottle, which is a hollow, substantially cylindrical container with one end in the axial direction closed and the other end releasably closed.
  • the label 300 is in the form of a sheet that is attached to the body of the article 200.
  • the label 300 is formed by cutting out a single label continuous body 302 that includes a plurality of parts that will become the label 300.
  • the continuous label body 302 forms the original label fabric 301 by winding it into a roll.
  • the label 300 is a so-called linerless label that does not include a release paper (liner). Therefore, no release paper is produced as waste when the label 300 is attached to the article 200. Thereby, the environmental load when the labeled article 100 is manufactured can be reduced.
  • the label 300 includes a base material 300a, an adhesive layer 300b provided on one of a pair of main surfaces of the base material 300a, and a design printing layer 300c provided on the other. have.
  • the first main surface 300(1) is defined by the adhesive layer 300b
  • the other, the second main surface 300(2) is defined by the design printing layer. 300c.
  • the base material 300a may be made of, for example, a synthetic resin such as polyethylene terephthalate or polypropylene, or a paper material such as cellophane or pulp.
  • the thickness of the base material 300a is not particularly limited, but is preferably, for example, 30 ⁇ m or more and 100 ⁇ m or less.
  • the adhesive layer 300b is preferably made of a material that is activated by light energy such as ultraviolet rays or infrared rays, or a material that is activated by thermal energy such as hot air.
  • the main components of the material constituting the adhesive layer 300b are not particularly limited, but are preferably composed of olefin rubber, styrene resin, tackifier, etc. In addition to these main components, a plasticizer is also added. , olefin wax, amide resin, cellulose resin, etc. may be added.
  • the adhesive layer 300b may be made of an adhesive material such as a heat-sensitive adhesive.
  • the thickness of the adhesive layer 300b is not particularly limited, but is preferably about 20 ⁇ m, for example.
  • a material activated by light energy is used as the adhesive layer 300b, and specifically, a material containing an ultraviolet activated resin is used.
  • the thickness of the design printing layer 300c is not particularly limited, but is preferably, for example, 0.5 ⁇ m or more and 10 ⁇ m or less, more preferably 1.5 ⁇ m or more and 5 ⁇ m or less.
  • the label 300 configured in this manner is attached to the article 200 by adhering the adhesive layer 300b to the outer surface of the body of the article 200. Thereby, the design printing layer 300c of the label 300 is located on the outer surface of the labeled article 100.
  • FIG. 4 is a schematic plan view of the label pasting device according to this embodiment.
  • FIG. 5 is a front view of the feeding belt and conveyor belt shown in FIG. 4.
  • FIG. 6 is a diagram showing the configuration of functional blocks of the label pasting device according to this embodiment.
  • FIG. 7 is a front view of the conveyor belt and label pasting belt shown in FIG. 4.
  • the label pasting apparatus 1A continuously manufactures a plurality of labeled articles 100 using the above-described articles 200 and labels 300 as materials.
  • the label pasting device 1A includes a feeding mechanism 2A that feeds out the label 300 to an activation mechanism 3A, and an activation mechanism that activates the adhesive layer 300b included in the label 300 while conveying the label 300. 3A, and a label sticking mechanism 4A that sticks the label 300 with the activated adhesive layer 300b on the article 200 in the activation mechanism 3A.
  • These three mechanisms are arranged in the order of the feeding mechanism 2A, the activation mechanism 3A, and the label pasting mechanism 4A from the upstream side to the downstream side along the transport path of the label 300.
  • the label pasting device 1A is configured so that mechanical operations are performed by dividing into these three mechanisms.
  • the label pasting device 1A further includes an article conveyance mechanism 5A that continuously conveys the article 200 on a conveyance path different from the conveyance path of the label 300.
  • the feeding mechanism 2A includes a pair of label supply rollers 21, a driven roller 22 that rotates as the label feeding roller 21 rotates, a cut blade 23, a label support section 23a, and a feeding belt. 24, a drive roller 25, and a pair of driven rollers 26 that rotate in accordance with the rotation of the drive roller 25.
  • the label continuous body 302 is held by a pair of label supply rollers 21 that are arranged to face each other and a driven roller 22 that rotates as the label supply rollers 21 rotate.
  • the pair of label supply rollers 21 wind up the continuous label body 302 by rotating them. Thereby, the continuous label body 302 is supplied to the nip formed between the pair of label supply rollers 21 . Moreover, the pair of label supply rollers 21 supply the continuous label body 302 by a predetermined length to the cut blade 23 and the label support section 23a by being driven to rotate.
  • the cut blade 23 approaches the single continuous label body 302 supported from one side by the label supporting part 23a so as to sandwich the single continuous label body 302 from the opposite side of the label supporting part 23a, or the cutting blade 23 approaches the single continuous label body 302 supported from one side by the label supporting part 23a, or It is configured to be able to be driven in a direction away from the center.
  • sandwiching the single label continuous body 302 between the cutting blade 23 and the label support portion 23a in this way one of the individual labels 300 included in the single label continuous body 302 is separated into pieces. cut out.
  • the cut out label 300 is placed on the feeding belt 24.
  • the cutting blade 23 is driven by an actuator (not shown) or the like. Power is supplied to the actuator by an internal power source (not shown) or an external power source (not shown). For connection with an external power source, for example, an AC (Alternating Current) adapter (not shown) or the like is used.
  • an AC (Alternating Current) adapter for example, an AC (Alternating Current) adapter (not shown) or the like is used.
  • the feeding belt 24 is held by a driving roller 25 that drives it and a pair of driven rollers 26 that rotate as the driving roller 25 rotates.
  • the feeding belt 24 is driven to revolve by the driving roller 25 .
  • the drive roller 25 is rotationally driven by a motor (not shown) or the like.
  • the feeding belt 24 includes a first holding belt 24a and a second holding belt 24b.
  • Three label holding stands 24c are arranged adjacent to the first holding belt 24a and the second holding belt 24b. More specifically, the first holding belt 24a, the second holding belt 24b, and the three label holding stands 24c are arranged such that the label holding stand 24c, the first holding belt 24a, and the label The holding stand 24c, the second holding belt 24b, and the label holding stand 24c are arranged in this order.
  • the materials of the first holding belt 24a and the second holding belt 24b are not particularly limited, but the first end holding belt 31a, the second end holding belt 31b and the center It is preferable that the material is the same as that of the holding belt 31c.
  • the material of the label holding stand 24c is not particularly limited, but it is preferably made of a metal material or the like that has less friction with the label 300. Thereby, it is possible to effectively prevent the label 300 being transported from being distorted.
  • a rotating belt (not shown) can be used instead of the label holding stand 24c. The rotating belt rotates at the same speed as the first holding belt 24a and the second holding belt 24b.
  • the label is stabilized because it is conveyed at the same conveyance speed by the rotating belt, the first holding belt 24a, and the second holding belt 24b.
  • the rotating belt may be integrated with the first holding belt 24a or the second holding belt 24b to hold the label.
  • the rotating belt is preferably made of the same material as the first holding belt 24a and the second holding belt 24b.
  • the label 300 placed on the feeding belt 24 is suctioned and held on the feeding belt 24 by suction by a vacuum mechanism (not shown) through a plurality of suction holes provided in the first holding belt 24a and the second holding belt 24b. be done. Further, when a rotating belt is used, it is more preferable that the rotating belt also has a plurality of suction holes and is held in the same manner.
  • the label 300 placed on the feeding belt 24 configured as described above is first made to wait at a predetermined position on the conveyance path of the label 300 by the feeding belt 24. Next, by driving the feeding belt 24 by the driving roller 25, the label 300 is conveyed by the feeding belt 24 and fed out to the activation mechanism 3A at a predetermined timing.
  • the activation mechanism 3A includes a conveyor belt 31, a drive roller 32, two driven rollers 33 that rotate as the drive roller 32 rotates, an energy source 34, and a control section 35. It is equipped with
  • the conveyor belt 31 is held by a drive roller 32 that drives it and two driven rollers 33 that rotate as the drive roller 32 rotates.
  • the conveyor belt 31 configured in this manner is driven to rotate by the driving roller 32 .
  • the drive roller 32 is rotationally driven by a motor (not shown) or the like.
  • the conveyance belt 31 is configured such that the conveyance path of the label 300 is bent after passing through an irradiation area 31e, which will be described later. Thereby, the area required for installing the label pasting device 1A can be reduced compared to a case where the conveyance path of the label 300 by the conveyance belt 31 is configured on a straight line without bending.
  • the conveyor belt 31 includes a first end holding belt 31a that holds one of the pair of ends of the label 300 in a direction perpendicular to the conveying direction of the conveyor belt 31, and a first end holding belt 31a that holds the other end. It includes a second end holding belt 31b and a center holding belt 31c that holds the center of the label 300 by being located between the first end holding belt 31a and the second end holding belt 31b.
  • two label holding stands 31d are arranged adjacent to the first end holding belt 31a, the second end holding belt 31b, and the center holding belt 31c. More specifically, the first end holding belt 31a, the second end holding belt 31b, the central holding belt 31c, and the two label holding stands 31d are arranged such that the first end holding belt 31a, the second end holding belt 31b, the central holding belt 31c, and the two label holding stands 31d are arranged so that the first end The section holding belt 31a, the label holding stand 31d, the center holding belt 31c, the label holding stand 31d, and the second end holding belt 31b are arranged in this order.
  • the first end holding belt 31a, the second end holding belt 31b, and the center holding belt 31c are preferably made of a crosslinked rubber composition containing a rubber component and a fluorosurfactant, and further Preferably, one or two of rubber components such as millable urethane rubber, ethylene- ⁇ -olefin elastomer, chloroprene rubber, chlorosulfonated polyethylene rubber, nitrile rubber, hydrogenated nitrile rubber, silicone rubber, fluororubber, etc. shall include one or more. With this configuration, the wear resistance of the first end holding belt 31a, the second end holding belt 31b, and the center holding belt 31c can be improved.
  • the materials of the first end holding belt 31a, the second end holding belt 31b, and the center holding belt 31c are not particularly limited to these, and may be changed as appropriate depending on the environment in which the conveyor belt 31 is used. good.
  • the first end holding belt 31a, the second end holding belt 31b, and the center holding belt 31c are made of chloroprene rubber.
  • the material of the label holding stand 31d is not particularly limited, it is preferably a metal material or the like that has less friction with the label 300. Thereby, it is possible to effectively prevent the label 300 being transported from being distorted.
  • a rotating belt (not shown) can be used instead of the label holding stand 31d. The rotating belt rotates at the same speed as the first end holding belt 31a, the second end holding belt 31b and the central holding belt 31c. The label is stabilized because it is conveyed at the same conveyance speed by the rotating belt, the first end holding belt 31a, the second end holding belt 31b, and the central holding belt 31c.
  • the rotating belt may be integrated with the first end holding belt 31a, the second end holding belt 31b, or the central holding belt 31c to hold the label.
  • the rotating belt is preferably made of the same material as the first end holding belt 31a, second end holding belt 31b, and center holding belt 31c.
  • the label 300 placed on the conveyor belt 31 is sucked by a vacuum mechanism (not shown) through a plurality of suction holes provided in the first end holding belt 31a, the second end holding belt 31b, and the central holding belt 31c. As a result, it is attracted and held on the conveyor belt 31. Further, when a rotating belt is used, it is more preferable that the rotating belt also has a plurality of suction holes and is held in the same manner.
  • the label 300 transferred from the feeding mechanism 2A to the conveyor belt 31 configured in this way is conveyed by the conveyor belt 31 and transferred to the label pasting mechanism 4A by driving the conveyor belt 31 by the drive roller 32. It will be rolled out.
  • the energy source 34 irradiates energy 34a that activates the adhesive layer 300b of the label 300.
  • the energy source 34 is arranged adjacent to the conveyor belt 31 so that an irradiation area 31e (see especially FIG. 5), which is an area to which the energy 34a is irradiated, is provided on the orbit of the conveyor belt 31.
  • the irradiation area 31e is located between the position on the trajectory of the conveyor belt 31 where the label 300 is transferred from the feeding mechanism 2A and the position where the label 300 is transferred to the label pasting mechanism 4A. become.
  • a pattern is attached to the irradiation area 31e for easy understanding (the same applies to FIG. 15, which will be described later).
  • Examples of the energy 34a irradiated from the energy source 34 include optical energy such as ultraviolet rays and infrared rays, and thermal energy such as hot air. Note that the energy 34a of the energy source 34 is not particularly limited to these, and is preferably selected as appropriate depending on the activation properties of the material used as the adhesive layer 300b.
  • an LED lamp, a fluorescent lamp, or the like is used as the energy source 34. If the start and stop of irradiation of the energy 34a is repeated during continuous production of a plurality of labeled articles 100, it is preferable to use an LED lamp as the energy source 34.
  • the number of energy sources 34 is not particularly limited, and may be changed as appropriate depending on the energy 34a irradiation ability of the energy source 34 used, the amount of energy 34a necessary for activating the adhesive layer 300b, etc. .
  • two energy sources 34 are arranged side by side along the transport path of the label 300. Thereby, even when the continuous production of labeled articles 100 is sped up, sufficient irradiation time for activation of adhesive layer 300b can be ensured.
  • the energy source 34 is supplied with power by an internal power source (not shown) or an external power source (not shown). For connection with an external power source, for example, an AC adapter (not shown) or the like is used.
  • the adhesive layer 300b of the label 300 conveyed by the conveyor belt 31 is activated by passing through the irradiation area 31e provided by the energy source 34 configured as described above.
  • the control unit 35 controls the drive of the drive roller 32 and the like and the irradiation of the energy source 34.
  • the control unit 35 also controls the drive roller 25 of the feeding mechanism 2A and the drive roller 42 of the label pasting mechanism 4A, as will be described later.
  • a control section different from the control section 35 may be further provided in the label pasting device 1A.
  • the control unit 35 includes, as main components, a CPU (Central Processing Unit) that executes a program, a ROM (Read Only Memory)/RAM (Random Access Memory), and a label detection sensor S1 to be described later. , and a calculation section that performs various calculations based on various information input from the first article detection sensor S2 and the second article detection sensor S3.
  • the ROM/RAM includes a ROM that stores data in a non-volatile manner and a RAM that volatilely stores data generated by execution of a program by a CPU.
  • Each component of the control unit 35 is connected to each other by a data bus.
  • Processing in the CPU is realized by each piece of hardware and software executed by the CPU.
  • Such software is stored in ROM/RAM in advance.
  • Power is supplied to the control unit 35 by an internal power source (not shown) or an external power source (not shown).
  • an external power source for example, an AC adapter (not shown) or the like is used.
  • the label detection sensor S1 is a sensor for detecting that the label 300 placed on and conveyed by the feeding belt 24 has been conveyed to a predetermined position, and is provided on the feeding belt 24.
  • the detection information of the label 300 obtained by the label detection sensor S1 is output to the control section 35 and used to drive the drive roller 25 that drives the feed belt 24.
  • the first article detection sensor S2 is a sensor for detecting that an article 200 placed on and conveyed by the article conveyance belt 51, which will be described later, has been conveyed to a predetermined position.
  • the first article detection sensor S2 is provided on the article conveyance belt 51.
  • the detection information of the article 200 obtained by the first article detection sensor S2 is output to the control unit 35, and is used to drive the drive roller 25 that drives the feeding belt 24 and the drive roller that drives the label pasting belt 41, which will be described later. It is used to drive 42.
  • the second article detection sensor S3 is a sensor for detecting that the article 200 placed on and conveyed by the article conveyance belt 51 has been conveyed to a predetermined position.
  • the second article detection sensor S3 is provided on the article conveyance belt 51 so as to be located along the conveyance path of the article 200 and downstream from the first article detection sensor S2.
  • the detection information of the article 200 obtained by the second article detection sensor S3 is output to the control section 35 and used to drive the drive roller 42 that drives the label pasting belt 41.
  • the label pasting mechanism 4A includes a label pasting belt 41, a drive roller 42, and a driven roller 43 that rotates as the drive roller 42 rotates.
  • the label pasting belt 41 is held by a drive roller 42 that drives it and a driven roller 43 that rotates as the drive roller 42 rotates.
  • the label pasting belt 41 configured in this manner is driven to rotate by the driving roller 42 .
  • the drive roller 42 is rotationally driven by a motor (not shown) or the like.
  • the label pasting belt 41 includes a first holding belt 41a and a second holding belt 41b.
  • Three label holding stands 41c are arranged adjacent to the first holding belt 41a and the second holding belt 41b. More specifically, the first holding belt 41a, the second holding belt 41b, and the three label holding stands 41c are arranged such that the label holding stand 41c, the first holding belt 41a , label holding stand 41c, second holding belt 41b, and label holding stand 41c are arranged in this order.
  • the materials of the first holding belt 41a and the second holding belt 41b are the same as those of the first end holding belt 31a, the second end holding belt 31b, and the center holding belt 31c included in the conveyor belt 31 described above. It is preferable that Further, the material of the label holding stand 41c is not particularly limited, but it is preferable to use a metal material or the like that has less friction with the label 300. Thereby, it is possible to effectively prevent the label 300 being transported from being distorted. Further, a rotating belt (not shown) can be used instead of the label holding stand 41c. The rotating belt rotates at the same speed as the first holding belt 41a and the second holding belt 41b.
  • the label is stabilized because it is conveyed at the same conveyance speed by the rotating belt, the first holding belt 41a, and the second holding belt 41b.
  • the rotating belt may be integrated with the first holding belt 41a or the second holding belt 41b to hold the label.
  • the rotating belt is preferably made of the same material as the first holding belt 41a and the second holding belt 41b.
  • the label 300 placed on the label pasting belt 41 is sucked by a vacuum mechanism (not shown) through a plurality of suction holes provided in the first holding belt 41a and the second holding belt 41b. It is held by suction on top. Further, when a rotating belt is used, it is more preferable that the rotating belt also has a plurality of suction holes and is held in the same manner.
  • the label 300 transferred from the activation mechanism 3A to the label pasting belt 41 configured in this way is first put on standby on the label pasting belt 41.
  • the label pasting belt 41 is driven by the drive roller 42, so that the label 300 is conveyed by the label pasting belt 41.
  • the article conveyance mechanism 5A includes an article conveyance belt 51, a drive roller (not shown), and a driven roller that rotates as the drive roller rotates.
  • the article conveyance belt 51 is held by a drive roller that drives it and a driven roller that rotates as the drive roller rotates.
  • the article conveyance belt 51 configured in this manner is driven to rotate by driving the drive roller.
  • the drive roller is rotationally driven by a motor (not shown) or the like.
  • the material of the article conveyance belt 51 is not particularly limited, and various materials can be used.
  • the article 200 placed on the article conveying belt 51 is suctioned and held on the article conveying belt 51 by being sucked by a vacuum device (not shown) or the like from a plurality of suction holes provided in the article conveying belt 51.
  • the article conveyance belt 51 is arranged so as to be closest to the label attachment belt 41 at the most downstream position on the conveyance path of the label 300 by the label attachment belt 41.
  • the label 300 conveyed by the label pasting belt 41 joins the article 200 conveyed by the article conveyance belt 51.
  • the label 300 is attached to the article 200 at a predetermined timing at the position.
  • FIG. 8 is a flowchart chronologically showing the operating state of the label pasting device according to the present embodiment.
  • 9 to 14 and 16 to 20 are schematic plan views for explaining each point in the flowchart shown in FIG. 8, respectively.
  • FIG. 15 is a front view of the feed belt and conveyor belt shown in FIG. 14.
  • the label pasting apparatus 1A continuously manufactures a plurality of labeled articles 100 using the article 200 and the label 300 as materials.
  • the original label 301 is placed near the feeding mechanism 2A. Further, a single continuous label body 302 forming the original label fabric 301 is hung on the driven roller 22 , and the leading end of the continuous label body 302 is set in the nip portion of the pair of label supply rollers 21 .
  • the first main surface 300(1) which is the main surface on the side defined by the adhesive layer 300b of the pair of main surfaces of the label 300, is energized. is placed so as to face the source 34.
  • the control unit 35 starts driving the drive roller 32, and the drive roller 32 rotates in the direction of arrow DR1 shown in FIG. Thereby, the conveyor belt 31 is driven to rotate at a predetermined speed. Note that the driving of the conveyor belt 31 continues until it is stopped at time T11, which will be described later.
  • the control unit 35 starts driving the pair of label supply rollers 21 and the drive roller 25 in the feeding mechanism 2A.
  • the pair of label supply rollers 21 rotate in the directions of arrows DR3a and DR3b shown in FIG. 9, respectively.
  • the single label continuous body 302 is wound up by the label supply roller 21, and is supplied downstream from the cut blade 23 and the label support section 23a by the length of the label 300 of the label continuous body 302. be done.
  • the drive roller 25 rotates in the direction of arrow DR4 shown in FIG. 9, thereby driving the feeding belt 24 to rotate.
  • the leading end portion of the single continuous label body 302 is transferred from the label supply roller 21 to the feeding belt 24.
  • the feeding belt 24 is controlled to accelerate from a standby state to the speed of the label feeding roller 21 when receiving the leading end portion of the continuous label body 302 from the label feeding roller 21 . Thereby, it is possible to effectively prevent distortion of the continuous label body 302 when the continuous label body 302 is transferred.
  • the label 300 is cut out at time T1.
  • control unit 35 drives the cutting blade 23 in the direction of arrow AR1a shown in FIG.
  • the portion of the continuous label body 302 supplied to the cutting blade 23 and the label support section 23a is separated into pieces, and as a result, the label 300 is cut out.
  • the label 300 is cut out while the label supply roller 21 and the feeding belt 24 are not driven.
  • the cut out label 300 is placed on the feeding belt 24.
  • the article conveyance mechanism 5A conveyance of a plurality of articles 200 including article 200 is started. More specifically, the plurality of articles 200 placed on the article conveyance belt 51 are continuously conveyed in the direction of arrow AR10 shown in FIG.
  • the label 300 is conveyed by the feed belt 24.
  • the cutting blade 23 is moved backward.
  • the drive roller 25 rotates, the label 300 is conveyed on the conveyance path of the label 300 by the feeding belt 24.
  • the label 300 is attracted to the feeding belt 24 by negative pressure from a blower, a vacuum device, or the like.
  • the label 300 is placed on standby on the feeding belt 24.
  • the label detection sensor S1 provided on the above-described feeding belt 24 detects that the label 300 has been conveyed to a predetermined position, and outputs this detection information to the control unit 35.
  • the control unit 35 that has obtained this information stops driving the drive roller 25, so that the label 300 waits at a predetermined position.
  • the label 300 is transferred at time T4.
  • the first article detection sensor S2 provided on the article conveying belt 51 of the article conveying mechanism 5A detects that the article 200 placed on and conveyed by the article conveying belt 51 is in a predetermined state.
  • the conveyance to the position is detected, and this detection information is output to the control section 35.
  • the control unit 35 that has obtained this information resumes driving the drive roller 25, and thereby the label 300 is fed out from the feeding belt 24 of the feeding mechanism 2A to the conveyance belt 31 of the activation mechanism 3A and transferred. It turns out.
  • the feed belt 24 is controlled to accelerate from the standby state at time T3 to the speed of the conveyor belt 31.
  • the belt length of the feeding belt 24 can be shortened compared to the case where the feeding belt is configured as one piece with the conveying belt.
  • the feed belt 24 can be accelerated in a shorter time.
  • the continuous production of labeled articles 100 can be sped up.
  • the drive rollers, motors, etc. used for accelerating the feeding belt 24 can be made smaller, so the device can be made more compact.
  • by accelerating the feeding belt 24 to the speed of the conveyor belt 31 and then feeding out the label 300 it is possible to effectively prevent the label 300 from being distorted when the label 300 is transferred. can.
  • the energy source 34 starts irradiating the energy 34a, and the adhesive layer 300b of the label 300 is activated.
  • the label 300 transferred to the conveyor belt 31 that has been continuously driven is a label caused by the conveyor belt 31. It is transported on 300 transport routes. At this time, the label 300 is attracted to the conveyor belt 31 by negative pressure from a blower, a vacuum device, or the like.
  • the control unit 35 starts irradiation of the energy 34a by the energy source 34.
  • an irradiation area 31e is provided on the trajectory of the conveyor belt 31, which is an area to which the energy 34a is irradiated. Note that the irradiation of the energy 34a by the energy source 34 continues until it is stopped at time T6, which will be described later.
  • the label 300 passes through an irradiation area 31e provided on the trajectory of the conveyor belt 31.
  • the adhesive layer 300b of the label 300 is irradiated with the energy 34a.
  • the adhesive layer 300b becomes activated.
  • the conveyor belt 31 includes the first end holding belt 31a, the second end holding belt 31b, and the center holding belt 31c (see especially FIGS. 5 and 15). With this configuration, it is possible to effectively prevent the label 300 from warping when passing through the irradiation area 31e, but the details will be described later.
  • control unit 35 stops the energy source 34 from irradiating the energy 34a.
  • the label 300 is transferred at time T7.
  • control unit 35 starts driving the drive roller 42, and the drive roller 42 rotates in the direction of arrow DR5 shown in FIG. Thereby, the label pasting belt 41 is driven to rotate.
  • the label 300 with the adhesive layer 300b activated in the irradiation area 31e is further transported toward the downstream side on the transport path of the label 300 by the transport belt 31.
  • the label pasting belt 41 of the label pasting mechanism 4A receives the label 300 from the conveyor belt 31 of the activation mechanism 3A.
  • the label pasting belt 41 when the label pasting belt 41 receives the label 300 from the conveyor belt 31, it is controlled to accelerate from the standby state at time T7 to the speed of the conveyor belt 31. In this way, when the label pasting belt 41 is provided separately from the conveyor belt 31, the belt length of the label pasting belt 41 is shorter than when the label pasting belt is configured as one body with the conveyor belt. Since the length can be shortened, the label pasting belt 41 can be accelerated in a shorter time. Thereby, the continuous production of labeled articles 100 can be sped up. Furthermore, compared to the case where the label pasting belt is integrated with the conveyor belt, the drive rollers, motors, etc. used to accelerate the label pasting belt 41 can be made smaller, so the device can be made more compact. . Furthermore, by accelerating the label pasting belt 41 to the speed of the conveyor belt 31 and then receiving the label 300, distortion of the label 300 during transfer of the label 300 can be effectively prevented. be able to.
  • the label 300 is placed on standby on the label pasting belt 41.
  • the control unit 35 stops driving the drive roller 42.
  • the label 300 is placed on standby at a predetermined position on the label pasting belt 41.
  • the label 300 is attached to the article 200.
  • the second article detection sensor S3 provided on the article conveyance belt 51 of the article conveyance mechanism 5A detects that the article 200 has been conveyed to a predetermined position, and transmits this detection information to the control unit. Output to 35.
  • the article 200 is placed on the article conveyance belt 51 and conveyed.
  • the control unit 35 which has obtained the information that the second article detection sensor S3 has detected the article 200, resumes driving the drive roller 42.
  • the label attaching belt 41 is controlled to accelerate from the standby state at time T8 to the conveying speed of the article conveying belt 51. Thereby, it is possible to effectively prevent distortion of the label 300 when the label 300 is attached.
  • the manufactured labeled article 100 is transported downstream.
  • the operations at times T0 to T11 will be repeated.
  • the setting of the original label 301 and the driving of the conveyor belt 31 at time T0 are performed only when manufacturing the first labeled article 100, and the operation at time T11 (i.e., the driving of the conveyor belt 31 is stopped). ) may be performed only when the production of the last labeled article 100 is completed.
  • label pasting In the case where labeled articles 100 are continuously manufactured by continuously pasting a plurality of labels 300 onto a plurality of articles 200, cutting out the first label 300 (i.e., label pasting)
  • the conveyor belt 31 is driven at a predetermined speed from the start of operation of the apparatus 1A to the time when the last labeled article 100 is carried out (that is, the end of operation of the label pasting apparatus 1A).
  • the label pasting device 1A according to the present embodiment which is equipped with an activation mechanism that activates the adhesive layer of the label, the durability of the device is improved. There is.
  • the heat generated on the belt by these energies and the irradiated light energy itself may cause damage.
  • the belt will deteriorate.
  • the portion that is continuously irradiated with the energy 34a is heated to a very high temperature. In this case, the belt deteriorates particularly severely.
  • the control unit 35 starts from a time before the label 300 is transferred onto the conveyor belt 31 at the time T4.
  • the driving of the conveyor belt 31 via the drive roller 32 is started, and this driving of the conveyor belt 31 is continued until the label 300 is transferred to the label pasting belt 41 at time T7.
  • the control unit 35 when the label 300 passes through the irradiation area 31e, the control unit 35 causes the energy source 34 to irradiate the energy 34a to the irradiation area 31e.
  • the control unit 35 also controls the conveyor belt 31 to move at a predetermined speed via the drive roller 32 after the label 300 is transferred to the feeding mechanism 2A until the label 300 is transferred to the label pasting mechanism 4A. Drive it with.
  • the conveyor belt 31 since the conveyor belt 31 is driven to rotate while the energy 34a is irradiated, the heat and light energy itself generated by the irradiation of the energy 34a is absorbed into the conveyor belt 31. It is suppressed from occurring only in a specific part of the body. This prevents a specific portion of the conveyor belt 31 from becoming high temperature and prevents a specific portion of the conveyor belt 31 from being continuously irradiated with light energy, and effectively prevents deterioration of the conveyor belt 31 due to the heat and light energy. Can be suppressed.
  • the conveyor belt 31 continues to be driven even when the energy source 34 is not irradiating the energy 34a.
  • the energy source 34 is not irradiating the energy 34a.
  • the label pasting device 1A is configured so that the mechanical operation is performed by dividing into three mechanisms: the feeding mechanism 2A, the activation mechanism 3A, and the label pasting mechanism 4A. ing. Thereby, it becomes possible to operate the label pasting mechanism 4A continuously while operating the feeding mechanism 2A and the activation mechanism 3A intermittently. Further, by dividing the mechanism into the three mechanisms described above, it is also possible to independently set the transport speed of the label 300 in each mechanism.
  • the conveyor belt 31 is driven so that the conveyance speed of the conveyor belt 31 is optimal for activating the adhesive layer 300b. can be controlled. This makes it possible to ensure the activation of the adhesive layer 300b, thereby improving the accuracy of attaching the label 300 to the article 200.
  • the driving of the label sticking belt 41 when the label 300 is stuck to the article 200 is performed so that the conveying speed of the label sticking belt 41 is equal to the conveying speed of the article conveying belt 51. It can be controlled to be the same. This makes it possible to attach the label 300 to the article 200 without causing wrinkles, folds, etc. in the label 300.
  • the conveyor belt 31 that holds the label 300 in the irradiation area 31e where the adhesive layer 300b is activated is includes a first end holding belt 31a, a second end holding belt 31b, and a center holding belt 31c.
  • both ends of the label 300 in the direction perpendicular to the conveying direction of the conveyor belt 31 are held by the first end holding belt 31a and the second end holding belt 31b.
  • the adhesive layer 300b By activating the adhesive layer 300b, it is possible to effectively prevent the label 300 from warping. Thereby, the accuracy of attaching the label 300 to the article 200 by the label attaching device 1A can be improved.
  • the above-mentioned effects can be significantly obtained because the label 300 is attracted to the conveyor belt 31 by a vacuum device or the like.
  • irradiation of the energy 34a by the energy source 34 is started at time T5 shown in FIG. 8, and the irradiation is stopped at time T6.
  • the irradiation of the energy 34a by the energy source 34 may be controlled to be performed intermittently only while the label 300 is being transported by the transport belt 31 of the activation mechanism 3A.
  • the label pasting device 1A in the label pasting device 1A according to the present embodiment described above, various processes are performed on the label 300 by three mechanisms: the feeding mechanism 2A, the activation mechanism 3A, and the label pasting mechanism 4A.
  • the label pasting device 1A does not necessarily have to include the feeding mechanism 2A and the label pasting mechanism 4A having the above-described configurations, and feeding the label 300 to the activation mechanism 3A and pasting the label 300 onto the article 200 is not necessarily necessary. , for example, may be done manually.
  • an auxiliary belt driven to revolve may be provided at a position corresponding to the label holding stands. It is preferable that the auxiliary belt is made of the same material as the feed-out belt 24, etc. adjacent thereto, and is driven to revolve at the same speed.
  • FIG. 21 is a schematic plan view of a label pasting device according to the second embodiment.
  • FIG. 22 is a flowchart chronologically showing the operating state of the label pasting apparatus according to the second embodiment
  • FIG. 23 is a schematic plan view for explaining each point in the flowchart shown in FIG. 22.
  • the label pasting device 1B according to this embodiment will be described below with reference to FIGS. 21 to 23.
  • the label pasting device 1B according to this embodiment is different from the label pasting device 1A according to the first embodiment described above in the configuration of the label and the feeding mechanism.
  • the label 400 in the label pasting device 1B is formed by peeling a plurality of labels 400 from a single support sheet 402 on which a plurality of labels 400 are supported.
  • This is a so-called tack label.
  • a single support sheet 402 to which a plurality of labels 400 are attached forms a label material 401 by being rolled up into a roll.
  • a release film having a base film and a release layer provided on one of the pair of main surfaces of the base film is used.
  • the material of the base film constituting the support sheet 402 is not particularly limited, and for example, a synthetic resin film such as polyester resin, polystyrene resin, vinyl chloride resin, etc., or a plurality of laminated resin layers of different or the same type. Examples include laminated resin films, papers such as synthetic paper, plain paper, and high-quality paper, and laminated films in which two or more films selected from these are laminated.
  • the thickness of the base film is not particularly limited, but is preferably, for example, 15 ⁇ m or more and 300 ⁇ m or less.
  • the release layer constituting the support sheet 402 is formed by applying a release agent containing, for example, a silicone resin to the surface of the base film.
  • the thickness of the release layer is not particularly limited, but is preferably, for example, 0.1 ⁇ m or more and 3 ⁇ m or less.
  • the plurality of labels 400 are supported so as to be positioned at regular intervals in the longitudinal direction of the support sheet 402 on the side defined by the release layer of the pair of main surfaces of the support sheet 402.
  • the label 400 is composed of a base material, an adhesive layer, and a design printing layer.
  • the configurations such as the materials of the base material, adhesive layer, and design printing layer of the label 400 are the same as those of the base material 300a, adhesive layer 300b, and design printing layer 300c of the label 300, so the description thereof will not be repeated.
  • the feeding mechanism 2B of the label pasting device 1B includes a collection roller 121, four driven rollers 122 that rotate in accordance with the rotation of the collection roller 121, and a peeling section 123.
  • the collection roller 121 When the collection roller 121 is rotationally driven, it winds up the support sheet 402 forming the original label fabric 401 from the original label fabric 401 placed near the feeding mechanism 2B. As a result, the support sheet 402 from which the label 400 has been peeled off is accumulated on the collection roller 121.
  • the collection roller 121 is rotationally driven by a motor or the like (not shown).
  • the peeling unit 123 is for peeling off the label 400 from the single support sheet 402 supplied from the original label 401 and to which the label 400 is attached.
  • the peeling section 123 is constituted by a wedge-shaped plate member in plan view, the tip of which is formed at a sharp angle.
  • the collection roller 121 rotates in the direction of arrow DR6 shown in FIG.
  • the support sheet 402 to which the label 400 is attached is conveyed along the conveyance path provided by the collection roller 121 and the four driven rollers 122.
  • the support sheet 402 to which the label 400 is attached is sharply bent at the tip of the peeling part 123 along the shape of the peeling part 123.
  • the label 400 is peeled off from the support sheet 402, and at the next time point T4, the peeled label 400 is transferred from the feeding mechanism 2B to the conveyor belt 31 of the activation mechanism 3A. Become.
  • FIG. 24 is a schematic plan view of the label pasting device according to the third embodiment in the first state
  • FIG. 25 is a schematic plan view of the label pasting device according to the third embodiment in the second state.
  • the label pasting device 1C according to this embodiment will be described below with reference to FIGS. 24 and 25.
  • the label pasting device 1C according to the present embodiment is different in the configuration of the feeding mechanism when compared with the label pasting devices 1A and 1B according to the first and second embodiments described above. Thereby, the label pasting device 1C is configured to be able to be used both for manufacturing labeled articles using the label 300 made of a linerless label and for manufacturing labeled articles using the label 400 made of a tack label. has been done.
  • the feeding mechanism 2C constituting the label pasting device 1C includes a pair of label supply rollers 21 and a driven roller 22, each of which has a non-adhesive treatment applied to their surfaces.
  • the feeding mechanism 2C has a part thereof having substantially the same configuration as the feeding mechanism 2A in Embodiment 1 (hereinafter, this state will be referred to as the first state of the label pasting device 1C). Note that in the first state, the peeling section 123 is on standby at a predetermined position outside the label pasting device 1C.
  • the labeled article 100 using the label 300 can be manufactured. It becomes possible to do it.
  • the label pasting device 1C in the label pasting device 1C in the first state, one of the pair of label supply rollers 21 and the label support section 23a are connected.
  • the peeling part 123 which was waiting at a predetermined position outside the label pasting device 1C, is moved in the direction of arrow AR30 shown in FIG. , is attached at a position facing the other of the pair of label supply rollers 21 and the cutting blade 23.
  • the original label 301 is replaced with the original label 401.
  • the feeding mechanism 2C has a part that is almost the same configuration as the feeding mechanism 2B in the second embodiment (hereinafter, this state will be referred to as the label pasting device 1C). (referred to as the second state).
  • the labeled article 100 using the label 400 can be manufactured. It becomes possible to do it.
  • the present invention can be used both for producing labeled articles using linerless labels and for producing labeled articles using tack labels.

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PCT/JP2023/005695 2022-03-15 2023-02-17 ラベル貼り付け装置 Ceased WO2023176306A1 (ja)

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57104546A (en) * 1980-12-17 1982-06-29 Ishida Scale Mfg Co Ltd Heater for label
JPH0743929U (ja) * 1992-01-14 1995-10-03 有限会社武田技研工業 感熱ラベル貼り装置
JPH08133252A (ja) * 1994-09-14 1996-05-28 Osaka Sealing Insatsu Kk ラベル連続体の貼着装置
JPH09221120A (ja) * 1996-02-17 1997-08-26 Dainippon Ink & Chem Inc 感熱接着ラベルの加熱方法
JP2006519732A (ja) * 2003-02-25 2006-08-31 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム オンサートを折り畳んでそれを消費者商品に貼り付ける方法及び装置
JP2010202274A (ja) * 2009-03-06 2010-09-16 Lintec Corp シート貼付装置及び貼付方法
JP2011255949A (ja) * 2010-06-11 2011-12-22 Toyo Seikan Kaisha Ltd 缶体へのフィルムラベル貼着方法及びその装置
JP2020050417A (ja) * 2018-09-28 2020-04-02 株式会社フジシールインターナショナル ラベル貼付装置

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57104546A (en) * 1980-12-17 1982-06-29 Ishida Scale Mfg Co Ltd Heater for label
JPH0743929U (ja) * 1992-01-14 1995-10-03 有限会社武田技研工業 感熱ラベル貼り装置
JPH08133252A (ja) * 1994-09-14 1996-05-28 Osaka Sealing Insatsu Kk ラベル連続体の貼着装置
JPH09221120A (ja) * 1996-02-17 1997-08-26 Dainippon Ink & Chem Inc 感熱接着ラベルの加熱方法
JP2006519732A (ja) * 2003-02-25 2006-08-31 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム オンサートを折り畳んでそれを消費者商品に貼り付ける方法及び装置
JP2010202274A (ja) * 2009-03-06 2010-09-16 Lintec Corp シート貼付装置及び貼付方法
JP2011255949A (ja) * 2010-06-11 2011-12-22 Toyo Seikan Kaisha Ltd 缶体へのフィルムラベル貼着方法及びその装置
JP2020050417A (ja) * 2018-09-28 2020-04-02 株式会社フジシールインターナショナル ラベル貼付装置

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