Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65C—LABELLING OR TAGGING MACHINES, APPARATUS, OR PROCESSES
  • B65C1/00—Labelling flat essentially-rigid surfaces
  • B65C1/04—Affixing labels, e.g. wrap-around labels, to two or more flat surfaces of a polyhedral article
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
  • B65B19/00—Packaging rod-shaped or tubular articles susceptible to damage by abrasion or pressure, e.g. cigarettes, cigars, macaroni, spaghetti, drinking straws or welding electrodes
  • B65B19/28—Control devices for cigarette or cigar packaging machines
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
  • B65B7/00—Closing containers or receptacles after filling
  • B65B7/16—Closing semi-rigid or rigid containers or receptacles not deformed by, or not taking-up shape of, contents, e.g. boxes or cartons
  • B65B7/28—Closing semi-rigid or rigid containers or receptacles not deformed by, or not taking-up shape of, contents, e.g. boxes or cartons by applying separate preformed closures, e.g. lids, covers
  • B65B7/2842—Securing closures on containers
  • B65B7/2864—Securing closures on containers by adhesive tape
• • 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
• • 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
  • B65C9/44—Label feed control by special means responsive to marks on labels or articles
• • 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
  • B65C2009/402—Controls; Safety devices for detecting properties or defects of labels
  • B65C2009/404—Controls; Safety devices for detecting properties or defects of labels prior to labelling

Definitions

• the present invention relates to a method for applying labels to blanks, webs or partially finished packages - products - during the manufacture of cigarette packs or packages for other tobacco products, in which a carrier tape with labels arranged thereon to a withdrawal means, in particular a trigger edge comprehensive Be deducted extraction station at which the labels are cyclically separated one after the other by respective removal of the carrier tape, each passed to an associated product and placed on this or glued.
• the invention further relates to a device for applying such labels having the features of the preamble of claim 9.
• labels located on a carrier web are detached from the carrier web at a take-off station, thereby being unwound and applied to the prepared products.
• the Applicant has recognized that it is desirable, and in particular not only in connection with the production of so-called sealing packs, in which closure labels are placed over removal openings of the packs, to pay particular attention to positional deviations of labels perpendicular to the label withdrawal direction and over the duration of the to assure as accurate positioning of the labels as possible throughout the package production process.
• a method (and a device) for applying labels of the type mentioned is provided in which during the application process or during Whether the carrier tape, (at least) a label still on the carrier tape or (at least) a label already applied to a product (blank, webs of material or partially finished package) is detected automatically in a continuous or periodically recurring manner the label removal direction deviates from a desired position or desired position.
• the desired position or the desired position can be stored, for example, in a data memory which is assigned to a control device which controls the method according to the invention or implements the method.
• This control can expediently also be part of the device according to the invention. If the abovementioned deviation is detected, it can be concluded that the labels to be removed next in the application process are applied incorrectly or incorrectly positioned to the respectively assigned product, and / or that already incorrectly positioned labels have been applied to products. Subsequently, countermeasures are automatically introduced (in the further production or labeling process) according to the invention in order to counteract a (possibly further) erroneous positioning with respect to the next or further application processes.
• the reduction of the deviation basically corresponds in essence to a closed control (ie a regulation).
• either the carrier tape (including labels) or the products (before being provided with the labels) may be automatically moved (spatially) perpendicular to the label withdrawal direction (or adjusted in their spatial position), that is, in a direction perpendicular to the peeling direction (Of the two possible, opposite directions perpendicular to the Etikettenabziehraum), in particular within the X / Y plane in which extends the label to be withdrawn that the detected deviation of the carrier tape, the still on the carrier tape label or already on the label is counteracted from the desired position, at least with respect to future Aufbringvorlandais.
• the entire carrier band or the entire conveying plane of the carrier band is particularly preferably moved or displaced accordingly; but at least such a large portion of the same that the adjusting direction change of the carrier tape takes place as gently as possible.
• the (actual) position perpendicular to the Etikettenabziehraum) (at least) one of the longitudinal edges of the carrier tape by means of a preferably a line sensor detected comprehensive sensor device and compared with the desired position.
• a sensor device preferably comprising a line sensor and with an associated one Target position or setpoint position are compared.
• a sensor device comprising an (electro-optical) camera.
• the (actual) position of the label detected in this way (perpendicular to the label withdrawal direction) on the carrier tape or on the product is then compared with the desired position.
• the above-mentioned types of deviation determinations can also be combined. It may therefore be provided, for example, to determine in the process both whether the carrier tape deviates from a desired position and to determine whether a label already applied to the product deviates from a desired position.
• guide means such as guide rollers or guide rollers, along which the carrier tape is guided, are moved by driving the carrier tape and / or at least one reel, from which the carrier tape is withdrawn or on which the carrier tape is wound and / or the take-off means for removing the labels. All movements are preferably also perpendicular to the Etikettenabziehraum.
• the targeted (correction) movement of the products perpendicular to the label withdrawal direction may - to counteract the deviation - subsidies that promote the products to the withdrawal station, preferably perpendicular to the Etikettenabziehraum motorized procedure.
• the position of a label on the carrier tape is determined by means of a sensor device comprising in particular a print mark sensor and by means of a Sensor device, the position of a longitudinal edge of the carrier tape on which the label is arranged, and that is determined from the results of the (shortest) distance between the longitudinal edge and the label perpendicular to the Etikettenabziehraum.
• the desired position can be determined from or against which the deviations of the carrier tape, the label still on the carrier tape or already on a product applied label perpendicular to the Etikettenabziehraum be determined.
• the products to which the labels are applied may be partially finished packages for rod-shaped tobacco products such as cigarettes, in particular inner packages of film or cardboard in which the labels, which are preferably designed as multiple operable closure labels, respectively the packages are applied so that they cover a removal opening for the tobacco products.
• a device according to the invention suitable for carrying out the aforementioned method for applying labels to blanks, material webs or partially finished packs - products - in the context of the production of packs for tobacco products, in particular cigarette packs, has the following features:
• a withdrawal station on which labels arranged on a carrier tape can be withdrawn from the carrier tape one after the other and by means of a take-off means, in particular a take-off edge, and at which the individual labels can each be transferred to an associated product
• At least one conveying means in particular one or more conveying rollers or conveying rollers, with which the carrier tape with the labels arranged thereon can be conveyed to the drawing station,
• At least one guide means for the particular lateral guidance of the carrier tape on the way to the withdrawal station in particular one or more guide rollers or guide rollers,
• At least one conveying device with which the products can be conveyed one by one to the withdrawal station in particular a belt conveyor
• an automatically operated traversing device with which, in the event that such a deviation is detected, the at least one guide means for the carrier tape or the at least one conveying means for the products at least in the region of the withdrawal station (with entrainment of the carrier tape or the products) can be moved perpendicular to the Etikettenabzieh- direction (in particular back and forth), in such a way or in one direction, (so) that the deviation is counteracted.
• the guide means for guiding the carrier tape may preferably together with the take-off means on a common support plate be fixed, which is movable with the traversing perpendicular to the Etikettenabziehrich- direction.
• a bobbin is additionally attached to the support plate, from which the carrier tape with the labels located thereon is unwound and / or a reel on which the carrier tape is wound after removing the labels.
• the traversing device can have a straight-line transmission which transmits the movements of a drive motor of the traversing device in rectilinear movements of the carrier plate perpendicular to the label withdrawal direction.
• the traversing device can have means with which a conveyor belt of a conveying device designed as a belt conveyor for conveying the products can be moved at least in the region of the withdrawal station perpendicular to the label withdrawal direction.
• the labels at the withdrawal station in the context of the removal process does not necessarily have to be placed directly on the respective package. Rather, it can also be provided to remove the labels and to transfer them to an (intermediate) conveyor, for example a suction conveyor, which then places the labels on the packages in each case.
• an intermediate conveyor for example a suction conveyor
• FIG. 3 shows a pack for cigarettes in a schematic oblique view, in the present case a so-called sealing pack
• FIG. 4 shows a device according to the invention for applying labels to partially finished sealing packs, which operates according to the method according to the invention
• FIG. 5 shows a detail of the device from FIG. 4 corresponding to the viewing direction V in FIG. 4
• FIG. 6 shows a partial region of the carrier tape shown in FIG. 4 with labels arranged thereon in plan view
• FIG. 7 shows a section through the region shown in FIG. 6 along the
• FIG. 8 shows the device of FIG. 4 in the viewing direction VIII-VIII, FIG.
• FIG. 9 shows an alternative embodiment of the invention in a representation according to FIG. 8, FIG.
• FIG. 10 shows the device from FIG. 4 in a sectional view according to the section line X-X in FIG. 4, FIG.
• FIG. 11 shows a further alternative embodiment in a representation corresponding to the section line XI-XI in Fig. 4,
• Fig. 12 is a section through a further alternative embodiment of
• the labeling method according to the invention and the labeling device according to the invention are described below with reference to a particular product, namely a special pack 12 for receiving cigarettes 10 or based on the production of such.
• the invention is not limited to the labeling or the application of labels to such packages 12. It can also be used without difficulty in the context of applying labels to other types of tobacco product packs, and in the context of applying to intermediate or preliminary products for such packs (such as blanks, etc.) required within such a production process.
• the method according to the invention or the device according to the invention can be integrated into the process within a higher-level process for producing packages for tobacco products at each position suitable for applying such labels.
• the package 12 shown in the drawings is already well known per se and has been disclosed in similar form inter alia in DE 10 2008 035 467 A1, the content of which is hereby incorporated into the present application.
• a cigarette group 11 formed from a plurality of cigarettes 10 arranged in a formation fills the interior of the pack 12.
• the package 12 is cuboid and formed as a seal.
• the package 12 in turn can form the content of an outer package, not shown, as an inner package.
• the outer package may be, for example, a back-lid pack. It is also conceivable, however, that the pack 12 is already salable on its own, without the need for an outer pack.
• the package 12 is provided with a closure label 13 which closes a removal opening 14 for the cigarettes 10.
• the package 12 and the closure label 13 form a largely closed, aroma-tight and moisture-proof envelope.
• the closure label 13 is of multiple usable design and has an actuating tab 15 which can be gripped by a user in order to open the closure label 13 and thus release the removal opening 14.
• FIG. 1 shows the closure label 13 in the correct position relative to the package 12.
• the closure label 13 is positioned too far toward the back of the package 12, which results in the removal opening 14 no longer being completely covered by the region of the closure label 13 that is left open by the adhesive.
• the narrow adhesive area of the label 13 adjacent to the actuating tab 15 comes into contact with the cigarettes 10.
• the actuating tab 15 not provided with adhesive partially covers the removal opening 14, which leads to leaks.
• the closure label 13 is moved too far relative to the package 12 in the region of the front wall of the package 12. It can be clearly seen that a partial area of the removal opening 14 is also covered here by adhesive label areas provided with adhesive.
• the incorrect positioning of the labels 13 relative to the package 12 is due to an inaccurate application process during the application of the individual labels 13 to the packages 12.
• the application of the labels 13 takes place by means of an applicator 16 or a labeling apparatus according to FIGS
• the application device 16 shown is to be understood as an example.
• the (intermittent) device 16 comprises a conveyor 17, in this case a belt conveyor, with the already partially finished packages 12, as shown in Fig. 1-3, but still without label 13, individually and sequentially (intermittently) in the area a withdrawal station 18 are promoted. It is understood that for the promotion of the packs 12, other funding can be used as a belt conveyor.
• the carrier tape 19 is drawn off from a material reservoir, namely a reel 20, on which the carrier tape 19 is wound.
• a withdrawal means 21 is arranged, with the aid of which the labels 13 are separated one after the other or from the carrier strip 19 are deducted.
• it is a known withdrawal edge, over which the carrier tape 19 is guided under strong deformation of the carrier tape 19.
• the labels 13 each detach from the carrier tape 19.
• the respective label 13 is directly on an associated, funded by the conveyor 17 in the region of the withdrawal station 18 and the withdrawal means 21 (in the area immediately adjacent to the withdrawal means 21) and there held ready (partially completed) 12th launched.
• the empty carrier tape 19 (without labels 13) is then wound onto a reel 22.
• the carrier tape 19 is moved or conveyed along the conveying path described above by means of conveying means.
• the bobbins 20, 22 are motor-driven for this purpose and serve in this sense as a subsidy.
• it can also be provided to use separate conveyor rollers.
• the conveying plane of the carrier belt 19 and the conveying plane of the packs 12 in the area of the withdrawal station 18 or in particular in the area of the withdrawal means 21 are matched or aligned with each other in error-free operation of the device 16 - desired orientation - that upon detachment of the respective label 13 from the carrier tape 19, the respective label 13 comes to rest directly on the prepared package 12 or is placed on it, d. H. positioned as shown in FIG.
• the reel 20 may be telescopically wound and thus responsible for a (rising) offset of the carrier web 19 or the labels 13 arranged thereon to the original conveying plane during the unwinding, namely perpendicular to the carrier tape longitudinal extension or direction.
• the vertical desired conveying plane in which the carrier tape 19 is conveyed cf. Fig. 1, to be left laterally or in the horizontal direction. This corresponds to an offset (in the horizontal plane or in the X / Y plane in which the labels are 13) perpendicular to the direction in which the labels 13 are detached from the carrier tape 19, so the Etikettenabziehraum.
• the label 13 is then placed either too far in the direction of the rear wall of the package 12 on the latter, cf. Fig. 2, or too far in the direction of the front wall of the package 12, cf. Fig. 3.
• the carrier tape 19, a label 13 (still) on the carrier tape 19, or a label 13 (already) applied to a product or a package 12 are automatically detected continuously or periodically during the process perpendicular to the Etikettenabziehraum deviates from a, for example, stored in a control of the device 16 target position. If so, the carrier tape 19 or packs 12 are automatically moved perpendicular to the label take-off direction, directionally such that the deviation is counteracted.
• a sensor device which comprises a line sensor 24 in the present embodiment.
• the longitudinal edge 23 adjacent (and in the present case extending parallel to this) edge 25 of the label 13 by means of a print mark sensor 26 to detect.
• the label 13 is provided on the edge side with a corresponding print mark 27.
• the distance between the longitudinal edge 23 of the carrier tape 19 and the edge 25 of the label 13 can then be determined from the positions of the edges 23 and 25 and the position of the respective label 13 on the carrier tape 19 can be determined (see S1-S2 in FIG Fig. 7).
• a suitably positioned (line) sensor 37 and or a (line) sensor 38 detect the position (at least) of one edge of the label 13, cf.
• a suitably positioned (line) sensor 37 and or a (line) sensor 38 detect the position (at least) of one edge of the label 13, cf.
• one or more packs 12 deviate from nominal dimensions (in FIG. 12 the dot-dashed, defective pack 12 'is thicker than the pack 12 shown in solid lines), resulting in a faulty pack Positioning of at least one edge of the label 13 could / would, which can be detected accordingly (in Fig.
• the position of the carrier tape 19 (in the region of the withdrawal station 18) relative to the position of the products or packages 12 (also in the area of the withdrawal station 18) is changed or adapted accordingly .
• guide means 28, in the present case guide rollers or guide rollers, along which the carrier tape 19 is guided, are automatically moved perpendicular to the direction of label withdrawal, with the carrier tape 19 being carried along.
• one or more guide means 28 may, for example, have guides which guide the carrier tape 19 laterally, ie in the carrier tape longitudinal direction.
• the guide means 28 are moved together with the two reels 20, 22 and the take-off means 21 accordingly.
• the aforementioned organs or components are fastened or arranged together on a support plate 30, which can be reciprocated by means of a traversing device 29 automatically linearly perpendicular to the Etikettenabziehraum (or in the present case horizontally) back and forth.
• the traversing device 29 comprises a transmission device 36 connected to the support plate 30 (with a parallel-shifting gearbox) which translates rotational movements of a drive motor, not shown, (for example a servomotor) of the traversing device 29 into rectilinear movements (the support plate 30).
• a drive motor for example a servomotor
• the two reels 20, 22 are not movable, but stored stationary, for example, on a stationary housing 35 of the packaging machine. Only the extraction means 21 is movably mounted together with the guide means 28 on a corresponding (smaller) movable support plate 30 '.
• the carrier tape 19 is not moved perpendicular to the label withdrawal direction in order to compensate for the deviations from the desired positions or for the relative position of packages 12 and labels 13 / label tape 19 to adjust accordingly, but it will be the packs 12 moves.
• the conveying means 17 conveying the packs 12 are automatically moved in the area of the withdrawal station 18 perpendicular to the label withdrawal direction.
• a motorized moving device 31 is provided which has rollers 32 which roll on the belt 33 of the belt conveyor 17. The rollers 32 are rotatably mounted on a bearing part 34 of the shuttle 31.
• the bearing part 34 can be moved back and forth linearly perpendicular to the label withdrawal direction (in the present case by means of a motor-driven spindle drive). With a corresponding movement of the bearing part 34, the belt 33 is moved by the rollers 32 perpendicular to the label take-off direction and, accordingly, the position of the packs 12 located in this section is adjusted relative to the labels 13 arranged in the region of the take-off means 21. It is understood that for implementing the various method steps according to the invention or for the control according to the invention of the various components or the device according to the invention, a control which is known per se can be used, which is to be set up or programmed accordingly.

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Labeling Devices (AREA)
• Wrapping Of Specific Fragile Articles (AREA)

Applications Claiming Priority (3)

Publications (1)

Family

ID=66137642

Family Applications (1)

Country Status (4)

Families Citing this family (4)

Family Cites Families (19)

• 2017
  • 2017-11-17 DE DE102017010642.8A patent/DE102017010642A1/de active Pending
• 2018
  • 2018-10-30 WO PCT/EP2018/079755 patent/WO2019086483A1/de unknown
  • 2018-10-30 CN CN201880081478.8A patent/CN111542477B/zh active Active
  • 2018-10-30 EP EP18796018.2A patent/EP3704029A1/de active Pending

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