JP5311856B2 - Label guide device for automatic labeling machine - Google Patents

Description

The present invention relates to a label guide device of an automatic label applicator, and more particularly to a label guide device of an automatic label applicator for transferring a label piece peeled off at a peeling portion to a sticking portion.

In the conventional automatic labeling machine, the label piece is peeled off from the backing paper at the peeling part, the label piece is transferred from the peeling part to the sticking part, and if necessary, the label piece is made to wait at the sticking part. In some cases, the label piece is attached to a predetermined article.
As the label guide portion, a plurality of endless round belts which are rotatably arranged with a predetermined belt interval between each other and which are opposed to the adhesive surface of the label pieces, and the label pieces between the endless round belts. A single flat guide plate that sandwiches the label plate, and the label piece is transferred from the peeling portion to the attaching portion by the rotational drive of the endless round belt, and the label piece is attached to a predetermined article in the attaching portion. I try to paste it.

However, as the size of the label piece increases, the label area increases, and the frictional force between the label guide portion and the label piece increases. As a result, the label piece is moved between the endless round belt and the guide plate. There is a problem that it takes time for the transfer or a catch occurs, and it becomes difficult to transfer the label piece to the pasting part normally and in a timely manner.
Furthermore, there is a problem that the endless round belt rotating in contact with the label piece or the guide plate is likely to be worn.

JP-A-7-76438

    The present invention has been considered in view of the above problems, and it is an object of the present invention to provide a label guide device for an automatic label sticking machine that can transfer a label piece from a peeling part to a sticking part normally and in a timely manner. To do.

    The present invention also provides a label guide device for an automatic label sticking machine that reduces the friction between the label piece and the guide plate, makes the label piece transfer time constant, and prevents the label piece from being caught. The task is to do.

    Another object of the present invention is to provide a label guide device for an automatic label applicator capable of reducing the degree of wear of an endless round belt.

    In other words, the present invention focuses on reducing the contact area with the label piece by forming a slit in the guide plate, and a peeling portion for peeling off the label piece temporarily attached to the belt-like mount and a predetermined distance between the two. A plurality of endless round belts arranged rotatably with a belt interval therebetween, and a single guide plate for sandwiching the label piece between the endless round belts, and rotation of the endless round belts A label guide device of an automatic label sticking machine that drives the label piece from the peeling part to a sticking part by driving and sticks the label piece to a predetermined article, the label piece being attached to the guide plate. It is a label guide apparatus of the automatic label sticking machine characterized by forming a plurality of slits along the transfer direction.

    The slit can be formed in a width corresponding to the belt interval between the endless round belts.

    The slit can be formed in such a width that a plurality of narrow plates formed on the guide plate can contact the endless round belt by forming the slit.

    The slit can be formed in a portion where a plurality of narrow plates formed on the guide plate can contact the endless round belt by forming the slit.

    The endless round belt can be formed by alternately arranging a first endless round belt made of a material having high peelability and a second endless round belt made of a material having low peelability.

    The endless round belt can be disposed at a portion facing the slit.

In the label guide device of the automatic label pasting machine according to the present invention, a plurality of slits are formed in the guide plate along the direction in which the label piece is transferred, so that the contact area between the guide plate and the label piece is reduced. Even if the label piece is large, the label piece can be reliably and stably transferred to the affixing portion.

    In the present invention, a plurality of slits are formed in the guide plate to reduce the contact area with the label piece, thereby realizing a label guide device for an automatic label sticking machine that can stabilize the transfer of the label piece. did.

Next, a label guide device for an automatic label sticking machine according to an embodiment of the present invention will be described with reference to FIGS.
FIG. 1 is a schematic side view of an automatic label applicator 1 equipped with the label guide device. The automatic label applicator 1 includes a label printer 2, a label guide device 3, and an attaching portion 4.
The label printer 2 includes a label supply unit 6 of the label continuum 5, a label position sensor 7, a printing unit 8, a peeling unit 9, and a control unit 10.

The continuous label body 5 includes a strip-shaped mount 11 and a plurality of label pieces 12 temporarily attached on the mount 11 as shown in a cross-section in part in FIG. 1.
The label supply unit 6 rolls and holds the belt-like label continuous body 5 in a roll shape, and allows the label continuous body 5 to be fed out in a belt shape in the direction of the label position sensor 7 or the printing unit 8.
The label position sensor 7 detects the position of the label continuum 5, and the control unit 10 can control the timing of printing on the label continuum 5 (label piece 12) in the printing unit 8 based on the detection signal.
The printing unit 8 includes a thermal head 13, a platen roller 14, and a ribbon supply unit 16 and a ribbon winding unit 17 for the thermal transfer ink ribbon 15, and prints predetermined information on the label piece 12.
The peeling unit 9 includes a peeling plate 18 and a mount winding shaft 19. The peeling plate 9 can turn only the mount 11 on the peeling plate 18 and wind it around the mount winding shaft 19. It peels and the label piece 12 is transferred to the label guide apparatus 3.

The label guide device 3 includes a plurality of endless round belts 20 and a single flat guide plate 21.
2 is an enlarged side view of the label guide device 3, FIG. 3 is a perspective view of the label guide device 3, and FIG. 4 is an exploded perspective view of the label guide device 3.
In particular, as shown in FIG. 2, the endless round belt 20 can be rotationally driven by a belt motor 24 between an upstream roller 22 and a downstream roller 23, and a predetermined belt interval K (see FIGS. 3 and 4) between them. ) Is opened and arranged to be rotatable.
The endless round belt 20 is prepared by adjusting the content of a silicone release agent or the like to be added to the rubber base material, whereby the first endless round belt 20A made of a highly peelable material and the first peelable material made of a low peelable material. It is desirable to arrange the two endless round belts 20B alternately. By doing so, it is possible to reliably and stabilize the transfer function of the label piece 12 by the endless round belt 20 (the first endless round belt 20A and the second endless round belt 20B) and the separation function to the pasting portion 4. .

The guide plate 21 sandwiches the label piece 12 between a plurality of endless round belts 20, and the label piece 12 is transferred from the peeling portion 9 to the affixing portion 4 by the rotational drive of the endless round belt 20, and the belt The label piece 12 is affixed to a predetermined article M (the bottom surface) conveyed on the conveyor 25.
The belt conveyor 25 is provided with a conveyance sensor 26 (FIG. 1) that detects that the article M is conveyed.

An introduction roller 27 is provided between the upstream end of the guide plate 21 and the peeling portion 9, and a sticking roller 28 is provided between the downstream end of the guide plate 21 and the belt conveyor 25. .
A label sensor 29 is provided on the upstream side of the sticking roller 28.
As shown in FIGS. 3 and 4, the entire label guide device 3 is assembled to the guide frame 30.

5 is a side view of the guide plate 21, FIG. 6 is a plan view of the guide plate 21, and FIG. 7 is a view taken in the direction of arrow VII in FIG.
In particular, as shown in FIG. 5, the guide plate 21 integrally has a mounting bracket 31 to the guide frame 30.
As shown in FIGS. 6 and 7, a plurality of slits 32 are formed in the guide plate 21 along the transfer direction of the label pieces 12. By forming these slits 32, a plurality of narrow plates 21 </ b> A are formed in the guide plate 21 between the slits 32.
In particular, as shown in FIG. 6, a substantially circular label detection through window 33 is formed in the upper part of the slit 32 at the left end in the drawing, and the label piece 12 by the label sensor 29 through the label detection through window 33 is formed. Enable detection.
In addition, an adjustment long window 34 is formed in the mounting bracket 31 so that the position where the mounting bracket 31 (guide plate 21) is attached to the guide frame 30 can be adjusted, and the label piece 12 formed by the endless round belt 20 and the guide plate 21 is provided. The clamping force can be adjusted.

The width of the slit 32 can be an interval corresponding to the belt interval K between the endless round belts 20, for example.
Further, the slit 32 can be formed in such a width that the plurality of narrow plates 21A in the guide plate 21 can come into contact with the endless round belt 20, respectively.
The slit 32 can be formed in a portion where a plurality of narrow plates 21A in the guide plate 21 can come into contact with the endless round belt 20, respectively.

    In the label automatic pasting machine 1 and the label guide device 3 having such a configuration, the label piece 12 on which the predetermined content is printed by the label printer 2 is peeled off from the mount 11 at the peeling portion 9 and is introduced from the part of the peeling plate 18 to the introduction roller. 27 and the endless round belt 20, and waits before the affixing roller 28 by the transfer action of the endless round belt 20 and the guide plate 21 of the label guide device 3.

At the timing when the conveyance sensor 26 detects that the article M has been conveyed on the belt conveyor 25, the belt motor 24 of the label guide device 3 is driven again to start the rotation of the endless round belt 20, and the label piece 12 is pasted. Transfer to the roller 28 portion.
When the article M reaches the affixing roller 28, the adhesive surface of the label piece 12 faces the bottom surface side of the article M, so that the label piece 12 of the article M is conveyed along with the conveyance of the article M on the belt conveyor 25. It will be attached to the bottom.

In the operation of transferring the label piece 12 in the label guide device 3 described above, the area where the label piece 12 held between the endless round belt 20 and the guide plate 21 is brought into contact with the guide plate 21 is small. It is limited to the contact area with the width-shaped plate 21A, and the frictional action can be reduced.
Therefore, even if the label piece 12 is enlarged and the area thereof is increased, the label guide device 3 can reliably and smoothly transfer the label piece 12, and the application timing to the article M conveyed on the belt conveyor 25 can be assured. Can be stabilized.

In addition, the endless round belt 20 can avoid contact with the guide plate 21 (the narrow plate 21A) by disposing the endless round belt 20 at a portion facing the slit 32.
In the case of this configuration, the endless round belt 20 can pass through the slit 32, and the endless round belt 20 does not contact the guide plate 21, and the durability of the endless round belt 20 can be improved. .

It is a schematic side view of the label automatic sticking machine 1 provided with the label guide apparatus 3 by the Example of this invention. FIG. 3 is an enlarged side view of the label guide device 3. It is a perspective view of the label guide apparatus 3 same as the above. FIG. 3 is an exploded perspective view of the label guide device 3. 2 is a side view of the guide plate 21. FIG. 2 is a plan view of the guide plate 21. FIG. FIG. 7 is a view taken in the direction of arrow VII in FIG. 5.

Explanation of symbols

1 Automatic labeling machine (Figure 1)
2 Label printer 3 Label guide device of automatic label pasting machine 1 (Example, FIG. 3, FIG. 4)
DESCRIPTION OF SYMBOLS 4 Pasting part 5 Label continuous body 6 Label supply part 7 Label position sensor 8 Printing part 9 Peeling part 10 Control part 11 Mount 12 Label piece 13 Thermal head 14 Platen roller 15 Thermal transfer ink ribbon 16 Ribbon supply part 17 Ribbon winding part 18 Peeling plate 19 Mount winding shaft 20 Endless round belt 20A First endless round belt 20B made of material with high peelability Second endless round belt 21 made of material with low peelability Guide plate 21A Plural pieces formed on guide plate 21 Narrow plate 22 upstream roller 23 downstream roller 24 belt motor 25 belt conveyor 26 conveyance sensor 27 introduction roller 28 sticking roller 29 label sensor 30 guide frame 31 mounting bracket 32 formed on guide plate 21 Slit 33 Label detection through window 34 Long window for adjustment K Belt spacing M Article

Claims (2)

A peeling part for peeling off the label piece temporarily attached to the belt-like mount,
A plurality of endless round belts arranged rotatably with a predetermined belt interval between each;
A single guide plate for sandwiching the label piece between the endless round belt,
The label guide device of the automatic label sticking machine, wherein the label piece is transferred from the peeling part to the attaching part by the rotational driving of the endless round belt, and the label piece is attached to a predetermined article,
A plurality of slits are formed in the guide plate along the transfer direction of the label pieces, and the slits are formed into the slits so that the plurality of narrow plates formed on the guide plate are endless. An automatic label affixing machine characterized in that the endless round belt can be disposed at a part facing the slit while the endless round belt can be formed at a part that can contact the round belt. Label guide device. The endless round belt is
A first endless round belt made of a highly peelable material;
The label guide device for an automatic label sticking machine according to claim 1, wherein the second endless round belt made of a material having low peelability is alternately arranged.

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