JP2008207837A - Adhesive removing device and its method, and label affixing apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an adhesive removing device which removes adhesive while recovering a peeling sheet even when the adhesive remains on the peeling sheet, and prevents in advance any defective operation attributable to the entangling of the peeling sheet. <P>SOLUTION: A label affixing apparatus is equipped with: a supporting means 11 for supporting a roll-shaped rolled web R with a label L being temporarily affixed to a peeling sheet RL; a peeling means 12 for peeling the label L from the peeling sheet RL; a pressing means 13 for pressing the label L against a body W to be affixed; a delivering means 14 for giving a delivering force to the rolled web R; an adhesive removing device 15 for recovering the adhesive A remaining on the peeling sheet RL after peeling the label; and a recovering means 16 for winding the peeling sheet RL. The adhesive removing device 15 includes a removing roller 35 coming into contact with the temporary label affixing surface side of the peeling sheet RL, and the removing roller 35 is arranged on the upstream side of the rolled web delivering direction from a pinching roller 31. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to an adhesive removing apparatus and method, and a label sticking apparatus, and in particular, an adhesive removing apparatus capable of removing the adhesive even if the adhesive remains on the release sheet after the label is peeled off. The present invention also relates to a method thereof and a label attaching apparatus using the method.

  A known label sticking device supports the original fabric with the label temporarily attached to the release sheet so that it can be fed out to the support means, and peels off the label from the release sheet while feeding the original fabric from the support means, and covers the label. It is configured to be attached to the body. Here, the feed output of the original fabric is given by the feeding means composed of the driving roller and the pinch roller, and the release sheet after the label is peeled is wound and collected by the collecting means composed of the winding roller or the like. It has a configuration (see, for example, Patent Document 1).

JP 2005-280820 A

  However, although a general release sheet has been subjected to a surface treatment (peeling treatment etc.) so that the adhesive does not remain on the surface when the label is peeled off, In many cases, the adhesive has entered deeper than the surface treatment layer of the release sheet, and even if the label is peeled off, the adhesive along the outer ring remains on the release sheet side. There is an inconvenience that such a residual adhesive adheres to the outer peripheral surface of the pinch roller, causing the release sheet to be entangled with the pinch roller and causing malfunction.

That is, as shown in FIG. 5, the original fabric R with the label L temporarily attached to the release sheet RL can be fed with the release paper RL sandwiched between the drive roller 60 and the pinch roller 61 constituting the feeding device. The release sheet RL after the label L is peeled off is taken up by the take-up shaft 63 and collected.
Therefore, when the adhesive A remains on the release sheet RL after the label L is peeled off, the adhesive A adheres to the outer peripheral surface of the pinch roller 61, and the release sheet after the pinch roller 61 has passed. The RL deviates from the original collection locus indicated by the two-dot chain line in the drawing, and causes inconvenience that the RL is caught again by the pinch roller 61 and the drive roller 60.
Here, if the take-up force of the take-up shaft 63 is increased, the above problem is solved, but the release sheet RL is cut between the pinch roller 61 and the take-up shaft 63, which causes poor collection. Another inconvenience occurs.

[Object of invention]
The present invention has been devised by paying attention to such inconveniences. The purpose of the present invention is to remove the adhesive in the middle of collecting the release sheet even if the adhesive remains on the release sheet. Another object of the present invention is to provide an adhesive removing device, a method thereof, and a label sticking device that can prevent malfunction due to entanglement of a release sheet.

In order to achieve the above-mentioned object, the present invention feeds an original fabric in which a label is temporarily attached to a strip-shaped release sheet through a feeding means, and on the release sheet from which the label is peeled off by the peeling means in the course of the feeding. An adhesive removal device for removing residual adhesive,
A configuration is adopted in which action means acting on the label temporary attachment surface of the release sheet is arranged to remove the residual adhesive.

  In this invention, the said action means is comprised with the removal roller, and the said removal roller can take the structure that the said peeling sheet is pinched | interposed between the drive rollers which comprise the said delivery means.

  Moreover, it is preferable that the said action means is comprised with the removal roller, and the said removal roller takes the structure that rotation and / or a rotation direction are provided via a drive means so that control is possible.

  Furthermore, the removal roller may be configured to be provided so as to be movable back and forth in the axial direction of the removal roller.

  Further, the present invention is an adhesive removal method for peeling off the label in the process of feeding out the raw material in which the label is temporarily attached to a strip-like release sheet, and removing the adhesive remaining on the release sheet, wherein the release A method is adopted in which the residual adhesive is removed by acting on the label temporary attachment surface of the sheet.

Furthermore, the present invention provides a support means for supporting a roll-shaped original fabric in which a label or a strip-shaped label base material is temporarily attached to a strip-shaped release sheet, and a label or a label base in the process of delivering the original fabric. A label provided with a peeling means for peeling a label formed by cutting a material from the release sheet, and a feeding means including a drive roller and a pinch roller for sandwiching the release sheet and giving a feed force to the original fabric In the pasting device,
A configuration is adopted in which an adhesive removing device for removing the adhesive remaining on the release sheet is disposed downstream of the label peeling position in the feed direction of the original fabric.

  In the label sticking device, the adhesive removing device may include a removing roller, and the removing roller may sandwich the release sheet between a driving roller that constitutes the feeding unit.

  Moreover, the adhesive removal apparatus in the said label sticking apparatus can take the structure that a rotation and / or a rotation direction are provided via a drive means so that a removal roller is controllable.

  Furthermore, in the label sticking apparatus, the removal roller can be provided so as to be able to advance and retreat in the axial direction of the removal roller.

  According to the present invention, since the action means acting on the label temporary attachment surface side of the release sheet is disposed, by removing the residual adhesive by the action means, the peeling through the driving roller and the pinch roller that gives the output force. It is possible to avoid the inconvenience that the sheet is entangled again between the rollers.

  Moreover, since the said action means can be comprised with a removal roller, it can remove an adhesive agent by simple structure.

  Further, in the configuration in which the removal roller is provided so that the rotation and / or the rotation direction can be controlled via the driving means, the rotation of the driving roller may be followed, or the rotational speed difference with respect to the rotational speed of the driving roller. It is possible to remove the adhesive efficiently by providing a thickness or changing the rotation direction.

  Also, if the removal roller can advance and retreat in the axial direction, a force in the lateral direction with respect to the feeding direction of the release sheet is also applied, improving the removal efficiency of the residual adhesive and concentrating the adhesive on a part of the removal roller. Therefore, the residual adhesive is evenly removed in contact with the removal roller side.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  FIG. 1 shows a schematic front view of the label sticking device according to the present embodiment, and FIG. 2 shows a schematic perspective view thereof. In these figures, the label sticking device 10 is a plate-like frame F positioned in a substantially vertical plane, and is supported by the frame F, and the label L is temporarily attached to one surface of the release sheet RL. The support means 11 that supports the roll of the original fabric R so that the roll can be fed, the peeling means 12 that peels the label L from the release sheet RL in the course of feeding the original fabric R, and the label L peeled from the release sheet RL The pressing means 13 that presses the adherend W that is sequentially transported along the transport path P, and the like, the feeding means 14 that gives the feed force to the original fabric R, and the peeling after the label L is peeled off The adhesive removing device 15 removes the adhesive remaining on the sheet RL, and the collecting means 16 that winds and collects the release sheet RL. Here, the front side of the frame F in FIG. 1 is the front surface, and the opposite side is the back surface.

  The support means 11 includes a support shaft 21 inserted into a paper tube 20 located at the center of the original fabric R, and the release means 12 rapidly reverses the release sheet RL of the original fabric R. It is comprised by the peel plate 23 which peels the label L. FIG. The pressing means 13 is composed of a press roller 24 supported by the frame F via an arm (not shown). Guide rollers 26 and 27 around which the original fabric R is wound are arranged on the front surface of the frame F between the support shaft 21 and the peel plate 23.

  The feeding means 14 includes a motor M1 located on the back side of the frame F, a driving roller 30 connected to the output shaft of the motor M1, and a release sheet RL sandwiched between the driving roller 30 and an original fabric R. And a pinch roller 31 for giving a repetitive output.

  The adhesive removing device 15 includes a removing roller 35 as an operation unit that sandwiches the release sheet RL between the driving roller 30 and a driving unit 36 that drives the removing roller 35. In the present embodiment, the removal roller 35 is formed of a resin material, and on the upstream side in the feeding direction of the release sheet from the position where the release sheet RL is sandwiched between the drive roller 30 and the pinch roller 31. It arrange | positions in the position which contact | connects the label temporary attachment surface of the said peeling sheet RL. Although not particularly limited, in the present embodiment, the removal roller 35 is set to rotate in the direction in which the release sheet RL is fed out (right rotation in FIG. 1).

  As shown in FIG. 3, the drive means 36 includes a motor M2 disposed on the back side of the frame F, a main pulley 38 fixed to the output shaft of the motor M2, and a support shaft for the removal roller 35. A driven pulley 40 fixed to 39, a belt 42 wound around these pulleys 38, 40, a bracket 44 for supporting the motor M 2 and the support shaft 39 via a bearing 43, A slider 46 attached to the lower surface is provided with a linear motion motor M3 that can move in the left-right direction in FIG. 3, and the linear motion motor M3 is supported by a receiving member 50 attached to the back side of the frame F. Has been.

  The collecting means 16 is constituted by a take-up shaft 52, and is provided in the motor M1 of the feeding means 14 so as to be rotatable in the take-up direction via an interlocking mechanism comprising a pulley, a belt and the like.

  Next, the operation of the label sticking device will be described.

  With the roll-shaped original fabric R supported by the support means 11, the lead end of the original fabric R is pulled out by a predetermined length. Then, after the raw roll R is wound around the peel plate 23 through the guide rollers 26 and 27 and the raw roll R is sandwiched between the driving roller 30 and the removing roller 35 and between the driving roller 30 and the pinch roller 31, The initial winding work is completed by fixing the lead end to the winding shaft 52.

  When the original fabric is wound, the removal roller 35 and the pinch roller 31 are separated from the driving roller 30 via a shift mechanism (not shown) to form a paper passing space, and after the paper passing operation is completed, the initial position is set. Then, the release sheet RL is sandwiched between the drive roller 30.

  Next, by turning on an automatic sticking switch of an operating device (not shown), the motors M1 and M2 are driven, and the label L is stopped at a predetermined position of the peel plate 26, thereby entering a standby state.

  Then, the adherend W transported along the transport path P is detected by a sensor (not shown), the motors M1 and M2 are driven to feed out the original fabric R, and the pasting operation is started while the label L is peeled off. At this time, the motor M2 is set to have a lower rotational speed than the motor M1, and the resistance of the adhesive roller between the driving roller 30 and the drive roller 30 is increased by relatively delaying the rotation of the removing roller 35. It is set to be.

As shown in FIG. 4, on the label temporary attachment surface side of the release sheet RL after the label L is peeled off at the front end of the peel plate 23, the adhesive along the outer ring of the label when the label L is peeled off. A may remain (see FIG. 4).
Even if such adhesive A remains, according to this embodiment, the removal roller 35 rotates while imparting frictional resistance to the label temporary attachment surface side of the release sheet RL. The adhesive A is transferred onto the surface, and the adhesive A is removed from the temporary label attachment surface.

  Further, the removal roller 35 advances and retreats in the axial direction at a constant cycle or continuously by the drive of the linear motion motor M3, so that a wide area of the outer peripheral surface of the removal roller 35 is adhesive A. The remaining adhesive is evenly removed in contact with the removal roller.

  Therefore, according to such an embodiment, even if the adhesive A remains on the release sheet RL after the label L is peeled off, the adhesive A is removed by the removal roller 35. The adhesive A is not attached to the release sheet RL, and the inconvenience that the release sheet RL is entangled with the outer peripheral surface of the pinch roller 31 to cause a malfunction can be prevented. It is possible to provide a label applicator that exhibits an unprecedented excellent effect that it is possible to maintain a good operation and maintain the adhering efficiency of the label L satisfactorily.

As described above, the best configuration, method and the like for carrying out the present invention have been disclosed in the above description, but the present invention is not limited to this.
In other words, the present invention has been illustrated and described mainly with respect to specific embodiments, but without departing from the scope of the technical idea and object of the present invention, the shape, position, or With respect to the arrangement and the like, those skilled in the art can make various changes as necessary.

  For example, in the above embodiment, the removing roller 35 is disposed at a position where the release sheet RL is sandwiched between the driving roller 31, but the present invention is not limited to this, and the feeding direction is more than the tip of the peel plate 23. A guide roller may be provided in a downstream area upstream of the driving roller 30 in the feeding direction, and a removing roller facing the guide roller may be positioned on the label temporary attachment surface side.

  The action means does not prevent the use of a scraping bar of the adhesive A, a brush, other contact type members such as liquid application instead of the removing roller, and in the case of liquid application, a chemical reaction is used. Also included are those that reduce or eliminate the adhesive strength of the adhesive A. Further, for example, by jetting high pressure gas to remove it, blowing a gas that reduces or eliminates the adhesive strength of the adhesive A by chemical reaction, or the adhesive strength of the adhesive A with energy rays such as ultraviolet rays and infrared rays. A non-contact type member that lowers or disappears may be used. In short, the present invention suffices if the recovered release sheet RL can avoid the phenomenon of entanglement in the middle thereof.

  Further, the removing roller 35 is not limited to a resin one, and may be made of a material such as rubber, metal, cloth, or paper, and the rotation direction is not limited to the feeding direction of the release sheet RL, but the anti-feeding direction. There may be. Furthermore, the rotational speed of the removal roller 35 can be set to be the same as or faster than the rotational speed of the drive roller 30. In addition, the removal roller 35 is not controlled to rotate independently of the drive roller 30, A simple configuration that rotates following the rotation of the driving roller 30 may be employed.

  Moreover, in the said embodiment, although the original fabric R on which the label L was temporarily attached to the peeling sheet RL was applied, the original fabric which temporarily attached the strip | belt-shaped label base material on the strip | belt-shaped peeling sheet RL can also be applied. . In this case, it is possible to form an incision by an appropriate cutting device in the course of feeding out the original fabric, and peel and affix the inner region surrounded by the incision as a label.

The schematic front view of the label sticking apparatus which concerns on this embodiment. The schematic perspective view of the said label sticking apparatus. The enlarged side view of an adhesive agent removal apparatus. Operation | movement explanatory drawing at the time of removing an adhesive agent. Operation | movement explanatory drawing for demonstrating the conventional inconvenience.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Label sticking apparatus 11 Support means 12 Peeling means 14 Feeding means 15 Adhesive removal apparatus 16 Recovery means 35 Removal roller (action means)
36 Drive means L label R original fabric RL release sheet W adherend

Claims (9)

An adhesive removing device that feeds out the original material with the label temporarily attached to the strip-like release sheet through the feeding means and removes the adhesive remaining on the release sheet from which the label has been peeled off by the peeling means in the course of the feeding. Because
An adhesive removing apparatus, wherein an action means acting on a label temporary attachment surface of the release sheet is arranged to remove the residual adhesive. 2. The adhesive removing apparatus according to claim 1, wherein the action means is constituted by a removing roller, and the removing roller sandwiches the release sheet between the driving roller constituting the feeding means. 3. The adhesive removing apparatus according to claim 1, wherein the action means is constituted by a removing roller, and the removing roller is provided so that its rotation and / or rotation direction can be controlled via a driving means. . The adhesive removing apparatus according to claim 2 or 3, wherein the removing roller is provided so as to be movable back and forth in the axial direction of the removing roller. An adhesive removing method for removing the adhesive remaining on the release sheet by peeling off the label in the process of drawing out the original fabric temporarily attached to the strip-like release sheet,
An adhesive removal method, wherein the residual adhesive is removed by acting on a label temporary attachment surface of the release sheet. A support means for supporting a roll-shaped original fabric in which a label or a strip-shaped label base material is temporarily attached to a strip-shaped release sheet, and a notch in the label or the label base material in the process of feeding the original fabric; In a label affixing device comprising a peeling means for peeling a label to be formed from the release sheet, and a feeding means including a driving roller and a pinch roller for sandwiching the release sheet and applying a feed force to the original fabric,
The label sticking device, wherein an adhesive removing device for removing the adhesive remaining on the release sheet is disposed downstream of the label peeling position in the feed direction of the original fabric. The label sticking apparatus according to claim 6, wherein the adhesive removing device includes a removing roller, and the removing roller sandwiches the release sheet between a driving roller constituting the feeding means. 8. The label affixing device according to claim 6, wherein the adhesive removing device includes a removing roller, and the removing roller is provided so that its rotation and / or rotation direction can be controlled via a driving means. . The label affixing device according to claim 7 or 8, wherein the removal roller is provided so as to be movable back and forth in the axial direction of the removal roller.

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