EP4320050A1 - Method and apparatus for labeling confectionery products - Google Patents
Method and apparatus for labeling confectionery productsInfo
- Publication number
- EP4320050A1 EP4320050A1 EP22721501.9A EP22721501A EP4320050A1 EP 4320050 A1 EP4320050 A1 EP 4320050A1 EP 22721501 A EP22721501 A EP 22721501A EP 4320050 A1 EP4320050 A1 EP 4320050A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- labeling station
- wrapping
- labeling
- adhesive label
- adhesive labels
- 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.)
- Pending
Links
- 238000002372 labelling Methods 0.000 title claims abstract description 79
- 235000009508 confectionery Nutrition 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 26
- 239000000853 adhesive Substances 0.000 claims abstract description 72
- 230000001070 adhesive effect Effects 0.000 claims abstract description 72
- 230000033001 locomotion Effects 0.000 claims description 33
- 230000000717 retained effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 description 8
- 210000000078 claw Anatomy 0.000 description 3
- 230000005489 elastic deformation Effects 0.000 description 2
- 244000299461 Theobroma cacao Species 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 235000019219 chocolate Nutrition 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012858 packaging process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- 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
- B65C9/08—Label feeding
- B65C9/18—Label feeding from strips, e.g. from rolls
- B65C9/1865—Label feeding from strips, e.g. from rolls the labels adhering on a backing strip
- B65C9/1876—Label feeding from strips, e.g. from rolls the labels adhering on a backing strip and being transferred by suction means
- B65C9/1884—Label feeding from strips, e.g. from rolls the labels adhering on a backing strip and being transferred by suction means the suction means being a movable vacuum arm or pad
Definitions
- the present invention relates to a method for labeling confectionery products and the like in wrapping machines for said products, as well as to an apparatus for implementing this method.
- confectionery products in particular sweets and chocolates
- apparatuses are used by means of which individual products are associated with a single sheet of wrapping material and fed to a wrapping head.
- the wrapping head is generally made up of a rotating member which peripherally has suitable tools for gripping the individual products to be wrapped.
- the individual products are initially partially wrapped in a respective wrapping sheet and subsequently grasped by the gripping tools.
- the wrapping head is adapted to be rotated to carry the products through a series of operating stations, at which the wrapping is finished by suitable folding means.
- the products are finally released at an unloading station so as to be transferred to following operating stations.
- the products to be packaged can have a different shape, for example a truncated pyramid or parallelepiped or a spheroid-like shape, with or without a flat base.
- different types of wrapping are known, such as those called for example single bow, double bow, bunch, fantasy and others.
- Each type of wrapping requires the use of a suitable wrapping material.
- the wrapping performs the function of protecting the product from external agents that could alter its integrity and edibility, as well as ensuring the necessary hygiene.
- a particular type of wrapping involves the application of an adhesive label to the edges of the wrapping sheet folded so as to close the wrapping, for example at a flat base of the product.
- This adhesive label essentially performs a wrapping sealing function.
- the application of the label to the wrapped product represents a problematic phase in the packaging process of the mentioned products.
- labeling machines that feed the labels to be applied to a labeling station of the wrapping machine, at the wrapping head, are known.
- the labels are applied to the wrapped products by a blow of compressed air.
- the aim of the present invention is to solve the aforementioned problems, devising a method that allows optimally performing the labeling of the wrapper of confectionery products and the like in a machine for wrapping said confectionery products.
- a further object of the present invention is to provide a method for labeling confectionery products capable of operating accurately at a high speed, so as not to cause a reduction in the productivity required of the machine.
- a further object of the present invention is to provide a method for labeling confectionery products capable of operating effectively on any wrapping material.
- Another object of the invention is to provide an apparatus for labeling confectionery products capable of implementing the aforementioned method by means of a structure which has simple constructive and functional conception, reliable operation, is versatile in use and relatively inexpensive.
- the method for labeling confectionery and similar products comprises the following steps:
- the products to be labeled are held peripherally to a rotating member of said wrapping head with a flat base facing the outside of the wrapping head.
- the method provides for operating said application means with oscillating motion on a vertical plane perpendicular to the axis of rotation of said wrapping head between an angled disengagement position, in which said peeling means may arrange an adhesive label at said labeling station, and a position for taking up said adhesive label and applying the same adhesive label on a product carried by said wrapping head in the same labeling station.
- the method provides for operating said application means with an alternating motion of axial translation between a position of taking up a single adhesive label from said peeling means and a position of applying the same adhesive label onto a product carried by said wrapping head in said labeling station.
- the method provides for driving said peeling means in motion.
- the method provides for operating said peeling means with alternating motion on a vertical plane perpendicular to the axis of rotation of said wrapping head between a retracted position and an advanced position in which a single adhesive label is arranged to be taken up and applied to a relative product fed into said labeling station.
- the method allows the labeling of confectionery products at a high speed, so as not to cause a reduction in the productivity required of the machine.
- the present invention also relates to an apparatus for labeling confectionery products and the like, comprising a wrapping head adapted to feed in succession single confectionery products wrapped in respective wrapping sheets into a labeling station arranged peripherally with respect to the same wrapping head; means adapted to feed, in a suitable phase relationship, a tape of adhesive labels into said labeling station; peeling means adapted to simultaneously engage said tape of adhesive labels to supply single adhesive labels to said labeling station; suction means adapted to take up in succession said single adhesive labels fed into said labeling station, said suction means being kept under vacuum to retain the same single adhesive labels; application means adapted to apply by pressure said individual adhesive labels retained by said suction means to a surface of said products bearing the closing flaps of said wrapping sheet folded.
- said suction means is associated with said application means.
- said application means comprises a cylindrical body bearing at one end, which faces said wrapping head, said suction means.
- said suction means comprises a suction mouth which is in constant connection with sucking means adapted to keep the suction mouth in depression.
- said application means is adapted to be operated with an oscillating motion on a vertical plane perpendicular to the axis of rotation of said wrapping head between an angled disengagement position, in which said peeling means is adapted to arrange an adhesive label at said labeling station, and a position for taking up said adhesive label and applying the same adhesive label to a product carried by said wrapping head in the same labeling station.
- said application means is adapted to be operated with an alternating motion of axial translation between a position of taking up a single adhesive label from said peeling means and a position of applying the same adhesive label to a product carried by said wrapping head in said labeling station.
- said application means is adapted to be operated with a roto-translation motion by a double crank mechanism comprising a first rocker arm and a second rocker arm adapted to be rotated angularly according to horizontal axes parallel to the axis of rotation of the wrapping head.
- said adhesive labels to be applied to said products are fed in succession into said labeling station by an automatic labeling machine of the type having a feedback- driven stepper motor.
- said peeling means is moveable.
- said peeling means comprises a blade which is adapted to be operated with an alternating motion on a vertical plane perpendicular to the axis of rotation of said wrapping head between a retracted position and an advanced position in which a single adhesive label is arranged in order to be gripped and applied to a relative product fed into said labeling station.
- said peeling blade is articulated to a pair of oscillating arms adapted to be operated according to respective horizontal axes parallel to the axis of rotation of said wrapping head to impart to the same blade a pendular motion between the aforementioned retracted and advanced positions.
- Figure 1 is a front view of the wrapping head of a machine for wrapping confectionery products equipped with the apparatus for labeling said confectionery products;
- Figure 2 is a front view of the labeling station of the above apparatus during the step of arranging the adhesive label to be applied to a related product;
- Figure 3 is the same front view of the labeling station during the step of taking up said adhesive label
- Figure 4 shows the same front view of the labeling station during the step of applying said adhesive label to the product.
- 1 indicates the apparatus for labeling confectionery products 2 according to the present invention.
- the confectionery products 2 are of the type known as boero, consisting of a vault-like covering extending from a flat base.
- boero consisting of a vault-like covering extending from a flat base.
- the apparatus 1 is associated, at a labeling station 3, with the wrapping head 4 of a machine for wrapping the aforementioned confectionery products 2, known per se.
- the wrapping head 4 comprises a rotatable member 5 which is adapted to be rotated along a horizontal axis, in the direction indicated by the arrow A, to receive single products 2 from a feed line and wrapping them by means of single sheets of wrapping.
- the rotatable member 5 of the wrapping head 4 is driven in step rotation.
- the wrapping head 4 is equipped with a plurality of angularly distributed gripping means 6, suitable for receiving, holding and releasing the products 2.
- the gripping means 6 shapes, for example, respective gripper members 7, the claws 8 of which are rotatably constrained to the rotating member 5 and are oscillating between a position of mutual opening, for receiving a single product 2 between respective gripping portions 9 or for releasing it, and a closing position, for holding the same product 2 during wrapping operations.
- the claws 8 of the gripper members 7 for example can be operated by the same operation means adapted to control the rotational motion of the wrapping head 4 or alternatively by autonomous means for operating the gripping means.
- the gripper members 7 of the wrapping head 4 are adapted to be rotated by the rotating member 5 through a series of operating stations in which the wrapping sheet is folded and the flaps of the aforementioned wrapping sheet are closed on the flat base of the products 2. It should be noted that the products 2 are held by the claws 8 of the gripper members 7 with the flat base facing the outside of the wrapping head 4.
- the labeling station 3 is arranged downstream of the stations of folding and closing of the wrapping sheet, according to the present invention.
- the adhesive labels to be applied on the products 2 are fed in succession into the labeling station 3 by means of an automatic labeling machine 10, known per se.
- the labeling machine 10 is of the type having a feedback-driven stepper motor.
- the labels are distributed in orderly succession on a tape 11 which unwinds from a reel, by means of suitable deviating rollers, with feed motion fed by the labeller 10.
- the tape of labels 11 engages peeling means 12 consisting of a blade 13 which is moveable with an alternating motion between a retracted position and an advanced position in which a single label is arranged in order to be taken and applied to a related product 2.
- the peeling blade 13 is articulated to a pair of oscillating arms 14, 15 adapted to be operated according to respective horizontal axes parallel to the axis of rotation of the wrapping head 4 to impart to the same blade 13 a pendular motion between the aforementioned retracted and advanced positions.
- the peeling blade 13 is adapted to arrange the tape of labels 11 below means 16 for applying a single adhesive label on a relative product 2 arranged in the labeling station 3.
- the means 16 for applying the adhesive labels comprises a cylindrical body 17 having at one end, facing the wrapping head 4, a mouth 18 which is in constant connection with sucking means 19 adapted to keep the mouth 18 in depression.
- the mouth 18 preferably has cylindrical shape.
- the cylindrical body 17 is adapted to take from the tape 11 the adhesive labels to be applied to the products 2.
- the cylindrical body 17 of the application means 16 is provided with a roto-translation motion on a vertical plane perpendicular to the axis of the wrapping head to pass from an angled disengagement position, in which the peeling blade 13 places an adhesive label at the labeling station 3, to a position of taking said adhesive label and subsequently to a position of applying the same adhesive label to a product 2 carried by the wrapping head 4 in the same labeling station 3.
- the cylindrical body 17 is articulated to a double crank mechanism 20 comprising a first rocker arm 21 and a second rocker arm 22 adapted to be rotated angularly according to horizontal axes parallel to the axis of rotation of the wrapping head 4, by means of motors, not illustrated.
- the first rocker arm 21 is arranged above the second rocker arm 22.
- a lever 23 rotatably connected to the cylindrical body 17 is pivoted at the free end of the first rocker arm 21; the second rocker arm 22, on the other hand, is directly pivotally connected, at the free end, to the cylindrical body 17.
- crank mechanism 20 is an articulated parallelogram in which the upper rod is made in an articulated form by the first rocker arm 21 and by the lever 23. As specified below, this allows a greater operating time in the pendular movement of the blade 13 and the consequent advancement of the adhesive labels.
- 3 single adhesive labels are fed into the labeling station to be applied to the relative confectionery products 2.
- the adhesive labels are provided on the tape 11 , with feed motion fed by the labeller 10.
- the tape of labels 11 engages the blade 13 of the peeling means 12 which is moveable with a pendular motion between a retracted position and an advanced position in which a single label is prepared to be taken and applied to a relative product 2.
- the method according to the present invention achieves the aim of performing the labeling of confectionery products optimally.
- the above method allows the labeling of confectionery products at high speed, so as not to cause a reduction in the productivity required of the machine.
- this method allows effective labeling of confectionery products on any wrapping material, for example also on wrapping materials having an elastic deformation. This is achieved thanks to the fact that the adhesive label is applied by the pressure exerted by the cylindrical body 17 on the base of the product 2. In fact, in the event that the closing flaps of the wrapping sheet folded over the base surface of the product tend to rise, the pressure exerted by the cylindrical body 17 brings the flaps back to the correct position of adhesion to the base of the product.
Landscapes
- Labeling Devices (AREA)
- Confectionery (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT102021000008675A IT202100008675A1 (it) | 2021-04-07 | 2021-04-07 | Metodo e apparecchiatura per l'etichettatura di prodotti dolciari |
PCT/IT2022/050086 WO2022215098A1 (en) | 2021-04-07 | 2022-04-06 | Method and apparatus for labeling confectionery products |
Publications (1)
Publication Number | Publication Date |
---|---|
EP4320050A1 true EP4320050A1 (en) | 2024-02-14 |
Family
ID=77021771
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP22721501.9A Pending EP4320050A1 (en) | 2021-04-07 | 2022-04-06 | Method and apparatus for labeling confectionery products |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP4320050A1 (it) |
CN (1) | CN117242007A (it) |
IT (1) | IT202100008675A1 (it) |
WO (1) | WO2022215098A1 (it) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5370754A (en) * | 1991-06-27 | 1994-12-06 | Pfizer Inc. | Automatic motorless label applying system |
IT1286738B1 (it) * | 1996-10-31 | 1998-07-17 | Neri Srl Ora Neri S P A | Metodo e dispositivo per il centraggio di etichette su superfici di piccole dimensioni |
DE102008019605A1 (de) * | 2008-04-18 | 2009-10-22 | Theegarten Pactec Gmbh & Co. Kg | Verfahren zur Verpackung kleinstückiger Artikel, insbesondere von Pralinen oder Karamellen mit Schokoladenüberzug, in kontinuierlicher Arbeitsweise und Verpackungsmaschine, insbesondere zur Durchführung des Verfahrens |
EP2942291B1 (en) | 2014-05-05 | 2016-12-28 | M.C. AUTOMATIONS S.r.l. | Feeding device for wrapping machines for confectionery products |
-
2021
- 2021-04-07 IT IT102021000008675A patent/IT202100008675A1/it unknown
-
2022
- 2022-04-06 WO PCT/IT2022/050086 patent/WO2022215098A1/en active Application Filing
- 2022-04-06 CN CN202280027096.3A patent/CN117242007A/zh active Pending
- 2022-04-06 EP EP22721501.9A patent/EP4320050A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
WO2022215098A1 (en) | 2022-10-13 |
CN117242007A (zh) | 2023-12-15 |
IT202100008675A1 (it) | 2022-10-07 |
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Legal Events
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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Effective date: 20231107 |
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