JP5390203B2 - Labeling device - Google Patents

Description

  The present invention relates to a label affixing device that affixes a label to an external part of a product.

  Conventionally, a so-called corner sticking method in which a label is attached to a plurality of different surfaces of an article has been performed. For example, a label may be applied across the top surface of the lid and the side surface of the container on a product with the lid attached after the food is stored in a bottle or cup-shaped container with an open top. Accordingly, it is possible to clearly indicate that the product is in an unopened state or to serve as decoration for the product.

  An example of an apparatus for cornering such a label is disclosed in Patent Document 1. Japanese Patent Application Laid-Open No. H10-228561 discloses an apparatus for securely applying a sealing seal even when the belt-shaped sealing seal is applied to the cup ice, even if it is frosted on the surface of the cup ice container. In patent document 1, the process of affixing a part of label on the upper surface of the lid | cover of the cup ice to which the lid | cover was attached is performed. Next, the cup ice is conveyed while the remaining portion of the label protrudes from the cup ice. And the process of affixing the remaining part of a label on the side surface of a container is performed while folding a label.

JP 2003-252319 A

  However, the apparatus disclosed in Patent Document 1 has a problem in that the label hangs down due to its own weight, wind, or the like and sticks to the side surface of the container in a form different from the original. In addition, in the case of patent document 1, it is a case where a sealing seal is hard to stick to a cup ice container by frost, and it is a peculiar form which such a problem does not arise easily.

  In addition, it is possible to reduce the size of the device by placing an actuator, sensor, or the like as far as the position of the conveying path through which the article passes. In such a case, however, a label that protrudes from some of these devices. There was a problem of sticking.

  As mentioned above, if a part of the label sticks to an unexpected part in the process of transporting the label, it will become a defective product or the device will be stopped. It will cause inconvenience. To deal with such a problem, it may be possible to make the label thicker and difficult to bend, but this reduces the degree of freedom of the material that can be used as the label.

  Therefore, the present invention has been made in view of the above problems, and a part of the label sticks to an unexpected part in the process in which the label sticking out of the article is conveyed. It is an object of the present invention to provide a label sticking apparatus that can prevent and stably continue the label sticking process.

  The present invention solves the above problems by the following means. In addition, in order to make an understanding easy, although the code | symbol corresponding to embodiment of this invention is attached | subjected and demonstrated, it is not limited to this.

The invention of claim 1 includes a first label area (201) to be affixed to a first affixed area (102a) of an article (100) and a second affixed area (102b, 102b, different from the first affixed area). 101a) a label affixing device for affixing a label (200) having a second label area (202) affixed to an article, wherein the second label area of the label protrudes from the article. first bonding unit attaching a top surface attached to the first label region of the label as the first a landing area (30) is attached a second label region of the label side of the article as the second a landing area A second pasting unit (40), a transport unit (10) for transporting the article from the first pasting unit to the second pasting unit, and a transport from the first pasting unit to the second pasting unit Protruding from the article Comprising a, and guide means (50, 5 0) for guiding the second label region of the label, said guiding means, non-tacky film (52) is pasted with a non-adhesive against adhesive surface of the label And a guide member (51, 52) having a gas ejection part (53) for blowing gas from the adhesive surface side in the second label area of the label, and sandwiching the conveyance path of the conveyance part with the guide member in a labeling machine characterized in that arranged on both sides.

The invention according to claim 2 is the label sticking device according to claim 1, wherein the guide member (51).
Is a labeling device characterized in that a non-adhesive coating is applied to the surface.

The invention of claim 3 is the label sticking apparatus according to claim 1 or 2, wherein the guide member has an inclined portion (51a) on the upstream side in the conveying direction of the article. It is a label sticking device.

A fourth aspect of the present invention, in the label sticking apparatus according to any one of claims 1 to 3, wherein the guide member is provided so as to cover the pulley for transmitting a driving force from the motor The label sticking device characterized by these.

According to the present invention, the following effects can be obtained.

(1) Since the guide means for guiding the second label area of the label protruding from the article conveyed from the first sticking part to the second sticking part is provided, the second label area of the label is stuck on an extra portion. It can convey from the 1st sticking part to the 2nd sticking part. Therefore, it is possible to reduce label sticking mistakes and to perform label sticking efficiently. Moreover, since the structure of a sticking apparatus etc. can be arrange | positioned to the vicinity where a label is conveyed, there exists an effect that it can be set as a more compact label sticking apparatus.

(2) Since the guide means has a guide member having non-adhesiveness to the adhesive surface of the label, there is an effect that sticking of the label to each part of the apparatus can be prevented. Further, there is an effect that contamination due to transfer of the label paste to the guide member can be prevented.

(3) Since the non-adhesive film is stuck on the surface of the guide member, a non-adhesive material can be applied to the guide member. Therefore, there is an effect that the degree of freedom in design increases and a smaller label sticking apparatus can be obtained. Further, there is an effect that contamination due to transfer of the label paste to the guide member can be prevented.

(4) Since the guide member has a non-adhesive coating on the surface, there is an effect that even if it is difficult to attach a non-adhesive film or the like, it is possible to prevent sticking of the label to each part of the apparatus. . Further, there is an effect that contamination due to transfer of the label paste to the guide member can be prevented. Furthermore, since the surface is a non-adhesive coating, there is an effect that it is possible to cope with it without much cost by performing the coating process only on the minimum necessary arbitrary position and arbitrary surface.

(5) Since the guide means has a gas ejection part that blows gas from the adhesive surface side in the second label region of the label, the adhesiveness of the label is very strong, and the non-adhesive film alone has a low sticking prevention effect. However, there is an effect that sticking of the label to each part of the apparatus can be prevented. Moreover, since it has the gas ejection part which blows gas from the adhesion surface side in the 2nd label area | region of a label, it can prevent that a label carelessly adheres to the side surface of a container, and can stick a label to a container correctly. There is an effect.

(6) Since the guide means is disposed on both sides of the conveyance path of the conveyance unit, it is possible to prevent sticking of the label even in the case where the label is conveyed to both sides of the article. effective.

(7) The first sticking part sticks the first label area of the label with the upper surface of the article as the first sticking area, and the second sticking part has the second label area with the side face of the article as the second sticking area of the label. Therefore, there is an effect that it can be applied to a pasting apparatus that performs so-called corner pasting.

It is a side view which shows the outline of 1st Embodiment of the label sticking apparatus by this invention. It is the figure which looked at the label sticking apparatus of this embodiment from the upper part. It is a figure which shows the container 100, the label 200, and its sticking form. It is the enlarged view which looked at the 2nd sticking part 40 from the side. It is the enlarged view which looked at the 2nd sticking part 40 from the discharge side. It is a perspective view which shows the guide part 50 vicinity partially. It is a flowchart which shows the flow of operation | movement of a label sticking apparatus. It is a perspective view which shows the guide part 50B vicinity partially.

(First embodiment)
FIG. 1 is a side view showing an outline of a first embodiment of a label sticking device according to the present invention.
FIG. 2 is a view of the label sticking device of this embodiment as viewed from above.
In addition, each figure shown below including FIG. 1 is the figure shown typically, and the size and shape of each part are exaggerated suitably, or one part structure is suitably shown in order to make an understanding easy. It is omitted or shown.
In the following description, specific numerical values, shapes, materials, operations, and the like will be described, but these can be changed as appropriate.

  As shown in FIGS. 1 and 2, the label sticking device of the present embodiment includes a transport conveyor unit 10, a guide conveyor unit 20, a first sticking unit 30, a second sticking unit 40, a guide unit 50, an input confirmation sensor S <b> 1, The apparatus includes a sticking start sensor S2, a stop confirmation sensor S3, and the like, and sticks a label 200 to the container 100.

  Here, the transport conveyor unit 10 is a belt conveyor that transports the container 100 from the carry-in port to the first pasting unit 30 and the second pasting unit 40 by continuously rotating and driving the endless belt 11.

  The guide conveyor unit 20 has an endless belt 21 disposed so as to sandwich the side surface of the container 100 from both sides. The endless belt 21 uses a toothed belt. The endless belt 21 is in contact with the container 100 and is driven to rotate continuously while the drive speed is accurately controlled while guiding this. The conveyance speed of the endless belt 21 of the guide conveyor unit 20 is set to coincide with the conveyance speed of the endless belt 11 of the conveyance conveyor unit 10. Many portions of the endless belt 21 of the guide conveyor unit 20 are protected by a guide base 22 formed by bending a metal plate except for a portion that contacts the container 100 (see FIGS. 5 and 6).

  The endless belt 21 of the guide conveyor unit 20 is hung on the first pulley 23. The first pulley 23 is provided so as to rotate coaxially and integrally with the second pulley 24 with the guide base 22 interposed therebetween. A drive belt 26 is hung on the second pulley 24. The drive belt 26 is further hung on a third pulley 25 attached to a motor (not shown). Therefore, the endless belt 21 of the guide conveyor unit 20 can be driven by the rotation of the motor.

FIG. 3 is a diagram illustrating the container 100, the label 200, and the pasting form thereof.
FIG. 3A shows a state before the container 100 and the label 200 are attached. FIG. 3B shows a state where the first pasting step of pasting a part of the label 200 on the container 100 by the first pasting unit 30 is completed. FIG. 3C shows a state in which the second pasting step of pasting the remaining portion of the label 200 on the container 100 by the second pasting unit 40 is completed.

  The container 100 is a container for storing food or the like, for example. The container 100 has a container main body 101 that is open at the top for containing food or the like that is a container, and a lid 102 that covers the container main body 101. An upper surface 102a of the lid 102 serves as a first application area to which a first label area 201 described later is attached. Further, the side surface 101a of the container main body 101 and the side surface 102b of the lid portion 102 serve as a second target region to which a second label region 202 described later is attached. The container body 101 of the present embodiment is, for example, a glass bottle, and the lid 102 is, for example, a polyethylene resin molded product, but these may be any material.

  The label 200 is a paper label in which a central portion is formed in a substantially circular shape, portions protruding in a strip shape are provided on both sides thereof, and an adhesive layer is provided on the back surface. In the label 200, a substantially circular central portion and a part of a belt-like portion at a position close to the central portion are first label regions 201, and the remaining belt-like portions on both end sides are second label regions 202.

  Returning to FIG. 1 and FIG. 2, the first pasting unit 30 uses the upper surface 102 a of the lid 102 as the first pasted region, and first pasting the first label region 201 of the label 200 on the upper surface 102 a. Perform the process. The label 200 before being pasted by the first pasting unit 30 is supplied in the form of a roll 220 in which a plurality of labels 200 are pasted on a mount 210. And this roll 220 is set to the 1st sticking part 30, and while label 200 is peeled one by one, it is affixed with respect to the upper surface 102a.

  The structure of the 1st sticking part 30 is the same as that of the label sticking apparatus conventionally known, The base sheet 210 is turned to an acute angle in the peeling part 31, and the label 200 is peeled. In the present embodiment, the label 200 is simply peeled off at the first sticking part 30 and attached to the upper surface 102a of the lid part 102 by its own weight and kinetic energy at the time of peeling. Good. At the stage where the first pasting step by the first pasting unit 30 is completed, the second label region 202 of the label 200 is in a state of protruding from the container 100 and is conveyed as it is toward the second pasting unit 40.

  The 2nd sticking part 40 is arrange | positioned rather than the 1st sticking part 30 in the downstream of a conveyance direction. The 2nd sticking part 40 sticks the 2nd label area | region 202 of the label 200 with respect to this side surface 101a and the side surface 102b by making the side surface 101a of the container main-body part 101 and the side surface 102b of the cover part 102 into a 2nd to-be-attached area | region. A 2nd sticking process is performed.

FIG. 4 is an enlarged view of the second pasting portion 40 as viewed from the side.
FIG. 5 is an enlarged view of the second pasting portion 40 as viewed from the discharge side.

  As shown in FIGS. 4 and 5, the second sticking portion 40 includes a center cylinder 401, a pressure bonding member 402, a side cylinder 403, a roller 405, a stopper cylinder 406, a stopper plate 407, an angle 408, a back cylinder 409, an arm 410, A shaft 411, a bracket 412, and a holding plate 413 are provided.

  The center cylinder 401 is an air cylinder including a cylinder piston that extends and contracts downward. A crimping member 402 is attached to the tip of the cylinder piston of the center cylinder 401.

  An elastic member such as a sponge is attached to the lower surface of the crimping member 402, and moves in the vertical direction by the operation of the center cylinder 401. When the crimping member 402 is located at the upper end, the container 100 can pass through, and when the crimping member 402 is located at the lower end when the container 100 is directly below, the first label 200 attached to the container 100 is attached. The label region 201 is pressure-bonded to make the sticking strong.

  Similar to the center cylinder 401, the side cylinder 403 is an air cylinder including a cylinder piston that expands and contracts downward. Two side cylinders 403 are arranged so as to sandwich the center cylinder 401 in a direction orthogonal to the transport direction. A roller 405 is attached to the tip of the cylinder piston of the side cylinder 403 so that its rotation axis is parallel to the transport direction.

  The roller 405 is formed of an elastic member such as sponge and moves up and down by the operation of the support member 404 connected to the side cylinder 403. When the roller 405 is positioned at the upper end, the container 100 can pass through. Further, when the roller 405 moves downward, the roller 405 is disposed so as to roll in contact with the side surface 101 a of the container main body 101 and the side surface 102 b of the lid 102. Therefore, when the roller 405 moves downward, the second label region 202 of the label 200 attached to the container 100 is attached to the side surface 101 a of the container main body 101 and the side surface 102 b of the lid 102.

  The stopper cylinder 406 is an air cylinder including a cylinder piston that advances and retreats in a horizontal direction orthogonal to the transport direction. A stopper plate 407 is attached to the tip of the cylinder piston of the stopper cylinder 406.

  The stopper plate 407 moves in the horizontal direction perpendicular to the conveying direction by the operation of the stopper cylinder 406 and advances and retreats on the conveying path. When the stopper plate 407 is retracted from the conveyance path, the container 100 can pass through. When the stopper plate 407 enters the conveyance path, the stopper plate 407 prevents the conveyance of the container 100 and stops the container 100 at a position where the second sticking step is performed.

  An angle 408 is a support member that holds the back cylinder 409. The back cylinder 409 is an air cylinder having a cylinder piston that is held at an angle 408 and expands and contracts downward. An arm 410 is attached to the tip of the cylinder piston of the back cylinder 409 with a degree of freedom of rotation. One end of the arm 410 is supported by the tip of the cylinder piston of the back cylinder 409, and the other end is supported by the shaft 411.

  One end of the bracket 412 is provided so as to move integrally with the arm 410, and a holding plate 413 is attached to the tip of the other end. In a state where the cylinder piston of the back cylinder 409 is contracted (a state where the cylinder piston moves upward in the S direction in the figure), the holding plate 413 is retracted from the conveyance path as shown in FIG. On the other hand, in a state where the cylinder piston of the back cylinder 409 is extended (a state where the cylinder piston is moved downward in the S direction in the figure), the holding plate 413 rotates around the shaft 411 in the C direction in the figure, When the container 100 moving in the F direction is stopped by the stopper plate 407, the container 100 is moved to a position where it is sandwiched together with the stopper plate 407, and the container 100 is held.

  The guide unit 50 is provided at a position between the first pasting unit 30 and the second pasting unit 40 in the transport direction. FIG. 6 is a perspective view partially showing the vicinity of the guide portion 50. The guide unit 50 includes a protective cover 51 and a non-adhesive film 52.

  A second pulley 24 and a driving belt 26 are disposed above the guide base 22. The protective cover 51 is formed so as to cover the second pulley 24 and the drive belt 26. The protective cover 51 has an inclined portion 51a on the upstream side in the transport direction. A non-adhesive film 52 is attached to the surface area of the protective cover 51 where the second label area 202 of the label 200 may come into contact.

  The non-adhesive film 52 is a film having a non-adhesive surface and a pressure-sensitive adhesive layer formed on the back surface. In the present embodiment, a bead film (bead diameter φ 0.05 mm, Shinoda Shoji “ICP film”) coated with a fluororesin paint on the bead film surface is used as the non-adhesive film 52. In this embodiment, the non-adhesive film 52 is affixed to the area | region which attached the stippling in FIG.

  In the present embodiment, since the guide unit 50 is provided, the second label region 202 of the label 200 attached to the container 100 in the process of moving from the first attaching unit 30 to the second attaching unit 40 is self-weighted. It prevents drooping under the influence of wind or the like and sticking to an unexpected part of the labeling device. Furthermore, since the guide part 50 covers the 2nd pulley 24 and the drive belt 26, the freedom degree which arrange | positions these 2nd pulley 24 and the drive belt 26 becomes high. Therefore, in this embodiment, the second pulley 24 and the drive belt 26 are arranged close to the position just before the label transport path, thereby reducing the size of the entire apparatus.

  The input confirmation sensor S1 is an optical sensor that is disposed on the upstream side of the conveyance path and is used to confirm that the container 100 has been input to the label sticking apparatus. The sticking start sensor S2 is an optical sensor that is disposed at a position slightly before the container 100 reaches the sticking position by the first sticking unit 30, and is used to synchronize the timing of the sticking start by the first sticking part 30. is there. The stop confirmation sensor S3 is an optical sensor used for confirming that the container 100 is stopped by the stopper plate 407 and discharged from the position.

Next, operation | movement of the label sticking apparatus of this embodiment is demonstrated.
FIG. 7 is a flowchart showing a flow of operations of the label sticking apparatus.
When the operation is started, in step S10, it is determined whether or not the input confirmation sensor S1 is turned on. If the charging confirmation sensor S1 is turned on, the process proceeds to step S20. If the charging confirmation sensor S1 is not turned on, the determination in step S10 is repeated and the loading of the container 100 is awaited.

  In step S20, it is determined whether or not the sticking start sensor S2 is turned on. If the sticking start sensor S2 is turned on, the process proceeds to step S30. If the sticking start sensor S2 is not turned on, the determination in step S20 is repeated to wait for the container 100 to be transported.

  In step S <b> 30, the first sticking unit 30 performs the first sticking process to stick the first label region 201 of the label 200 to the container 100.

  In step S40, it is determined whether or not the stop confirmation sensor S3 is turned on. If the stop confirmation sensor S3 is turned on, the process proceeds to step S50. If the stop confirmation sensor S3 is not turned on, the determination in step S40 is repeated, and the container 100 is awaited to reach a position where it can be stopped by the stopper plate 407.

  In step S <b> 50, the cylinder piston of the back cylinder 409 is DOWN, and the container 100 is sandwiched and held between the stopper plate 407 by the holding plate 413.

  In step S <b> 60, the cylinder piston of the center cylinder 401 is DOWN, and the first label region 201 of the label 200 attached to the container 100 is crimped by the crimping member 402.

  In step S70, when the cylinder piston of the side cylinder 403 is DOWN, the roller 405 moves downward, and the second label region 202 of the label 200 is formed on the side surface 101a of the container main body 101 and the side surface 102b of the lid 102. Pasting (second pasting step).

  In step S80, the cylinder piston of the side cylinder 403 is UP, and the roller 405 is retracted upward.

  In step S90, the cylinder piston of the center cylinder 401 is UP, and the crimping member 402 is retracted upward.

  In step S100, the stopper plate 407 is retracted from the conveyance path. At this time, since the transport conveyor unit 10 continues the transport operation, the transport of the container 100 is resumed and the container 100 moves downstream.

  In step S110, the cylinder piston of the back cylinder 409 is UP, and the holding plate 413 is retracted upward.

  In step S120, it is determined whether or not the stop confirmation sensor S3 is turned off. If the stop confirmation sensor S3 is turned off, the process proceeds to step S130. If the stop confirmation sensor S3 is not turned off, the determination in step S120 is repeated to wait for the container 100 to be discharged.

  In step S130, the stopper plate 407 enters the conveyance path, and one cycle of operation is completed.

  As described above, according to the first embodiment, since the guide unit 50 to which the non-adhesive film 52 is attached is provided, in the process in which the label 200 that sticks out of the container 100 is conveyed, It is possible to prevent the label from sticking to an unexpected part. In addition, the pasting operation can be continued stably.

(Second Embodiment)
FIG. 8 is a perspective view partially showing the vicinity of the guide portion 50B.
The present embodiment has the same form as that of the first embodiment except that the guide unit 50 in the first embodiment is improved to be a guide unit 50B. Therefore, the same code | symbol is attached | subjected to the part which fulfill | performs the same function as 1st Embodiment, and the overlapping description is abbreviate | omitted.

  The protective cover 51 </ b> B of the guide portion 50 </ b> B of this embodiment includes an air blowing slit 53. The air blowing slit 53 is formed to extend in a direction parallel to the transport direction. From the air blowing slit 53, a sufficient amount of air is blown out to lift the second label region 202 of the label 200.

  In the present embodiment, the second label region 202 of the label 200 attached to the container 100 in the process of moving from the first attaching part 30 to the second attaching part 40 by the air blown from the air blowing slit 53 is a label attaching apparatus. It prevents sticking to the unexpected part of.

  As described above, since the second embodiment uses air, the label 200 is conveyed even if the label 200 has very strong adhesiveness and the non-adhesive film alone has a low sticking prevention effect. It is possible to prevent the label from sticking to an unexpected part in the course of going.

(Modification)
The present invention is not limited to the embodiment described above, and various modifications and changes are possible, and these are also within the scope of the present invention.

(1) In the first embodiment, the example in which the non-adhesive film 52 is used to prevent sticking of the label 200 has been described. However, the term “film” has no technical meaning. That is, any form that can be attached to the protective cover 51 may be used, and thus a non-adhesive sheet, a thin plate, or the like may be attached.

(2) In 1st Embodiment, although the example which performs sticking prevention of the label 200 using the non-adhesive film 52 was given and demonstrated, it is not restricted to this, For example, it is non-adhesive on the surface of the protective cover 51. Surface treatment such as plasma coating or silicon coating for imparting or coating treatment may be performed. Moreover, you may form the protective cover 51 by raw materials, such as a fluororesin which has non-adhesiveness in the raw material itself.

(3) In the first embodiment, an example is shown in which the non-adhesive film 52 is used to prevent the label 200 from sticking. In the second embodiment, the air jet is used to prevent the label 200 from sticking. However, the present invention is not limited to this, and some or all of these may be used in combination.

  Note that the first embodiment, the second embodiment, and the modified examples can be used in appropriate combination, but detailed description thereof is omitted. Further, the present invention is not limited by the embodiments described above.

DESCRIPTION OF SYMBOLS 10 Conveyor part 20 Guide conveyor part 30 1st sticking part 40 2nd sticking part 50 Guide part 51 Protective cover 52 Non-adhesive film 100 Container 200 Label 201 1st label area 202 2nd label area S1 Insertion confirmation sensor S2 Sticking start sensor S3 Stop confirmation sensor

Claims (4)

Label affixing a label having a first label area to be affixed to a first affixed area of an article and a second label area to be affixed to a second affixed area different from the first affixed area to the article A device,
A first bonding unit pasting first label region of the label upper surface of the article in a state where the second label region of the label protruding from the article as the first a landing area,
A second bonding unit for pasting the second label region of the label side of the article as the second a landing area,
A transport unit for transporting the article from the first pasting unit to the second pasting unit;
Guiding means for guiding a second label region of the label protruding from the article conveyed from the first sticking part to the second sticking part ,
The guiding means includes
A non-adhesive film having non-adhesiveness to the adhesive surface of the label, and a guide member having a gas ejection portion for blowing gas from the adhesive surface side in the second label region of the label, and
Labeller characterized in that the guide member is disposed on both sides of the conveying path of the conveying portion. In the label sticking device according to claim 1,
The guide member has a non-adhesive coating on the surface,
A labeling device characterized by. In the label sticking device according to claim 1 or 2,
The guide member has an inclined portion on the upstream side in the conveyance direction of the article ;
A labeling device characterized by. In the label sticking device according to any one of claims 1 to 3,
The guide member is provided so as to cover a pulley for transmitting drive from a motor ;
A labeling device characterized by.

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