JP2003285968A - Label without backing and its cutting device - Google Patents

Abstract

(57) [Summary] [Problem] By pulling a label 20 without a backing sheet straight downward, not diagonally or diagonally downward,
To provide a label without mount and a device for cutting the label, which can be easily cut. A cutting plate (23) has a flat surface (13A).
With a projection 24 having a pointed end 24B projecting therefrom, and focusing on cutting off the perforation at the pointed end 24B, without a backing sheet formed with a perforation for cutting in the width direction thereof. The label 20 has a cutting plate 23 provided along the width direction of the label 20, and the cutting plate 23 is provided with a cutting projection 24 having a pointed end 24B protruding from the plane 13A.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a label without a mount and a cutting device therefor, and more particularly to a label without a mount having a perforation for cutting and a cutting device therefor.

[0002]

2. Description of the Related Art A conventional label without a mount and a cutting device therefor will be outlined with reference to FIGS. Figure 8
FIG. 1 is a schematic side view of the thermal printer 1, in which the thermal printer 1 includes a label supply unit 3 for a label 2 without a mount, a printing unit 4, a cutting device 5, and a cutting sensor 6
And.

The label 2 without a mount, as shown in an enlarged view in FIG. 8, shows one side (front side) of the strip-shaped label base material 7.
The release agent layer 8 is formed on the other side, the pressure-sensitive adhesive layer 9 is formed on the other surface (back side), and the thermosensitive color developing agent layer 10 is provided between the label base material 7 and the release agent layer 8. It is loaded in the form of a roll and is fed out in a band shape in the direction of the printing unit 4. In addition, as the label 2 without a mount, any other structure can be adopted.

The printing unit 4 has a platen roller 11 and a thermal head 12, and carries out predetermined printing on the thermosensitive color developer layer 10 of the label 2 without a mount. A release agent such as silicone oil is applied to the peripheral surface of the platen roller 11.

FIG. 9 is a plan view of the label 2 without a mount and the cutting device 5 part. The cutting device 5 has a plate 13 for cutting, and the plate 13 for cutting is arranged in the width direction of the label 2 without a mount. It is extended. Label 2 without mount
Form perforations 14 for cutting in the width direction. The cutting plate 13 is coated with a release agent such as silicon oil. As shown in FIG. 9, the perforation 14 of the label 2 without a mount is provided at the position of the cutting ridge line portion 13B located on the downstream side of the flat surface 13A of the cutting plate 13.
Is located, and the label 2 without a mount can be cut to a predetermined size by pulling the label 2 without a mount in the cutting direction.

The cutting sensor 6 is used for the cutting plate 1
It is for detecting whether or not the label 2 without the mount is cut off at the portion 3 and, for example, a reflection type sensor can be adopted, but a transmission type sensor or the like can also be used.

In the thermal printer 1 and the cutting device 5 having such a configuration, as shown in FIG. 8, the mountless label 2 which is stopped at the exit of the thermal printer 1 and is in the cutting waiting state is directed toward the cutting plate 13. By pulling downward so as to be bent, and applying the perforations 14 to the cutting ridge line portion 13B of the cutting plate 13, and pulling, the label 2 without backing paper is cut at the perforations 14 to make a single leaf, paste.

[0008] Therefore, the label without label 2 is inserted from the portion of the perforation 14 at the left or right side end of the label without label 2.
It is necessary to cut the label-less label 2 diagonally downward so as to cut the label-less label 2, especially if the perforation 14 is not located at the position of the trimming ridge 13B of the trimming plate 13. There is a problem in that there is a case where the sheet is cut from a portion other than the perforations 14 or, as shown by a virtual line in FIG.

Further, even if the perforations 14 are aligned with the cutting ridge line portion 13B of the cutting plate 13, there may be a case where an oblique tearing portion 15 is formed depending on the degree or direction of the cutting operation of the label 2 without a mount. Along with this, there is also a problem that this diagonal cutting operation may cause the label 2 without a mount on the upstream side of the cutting plate 13 to shift to the left, for example, in FIG.

[0010]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and it is an object of the present invention to provide a label without a mount and a device for cutting the label, which facilitates the cutting operation of the label without a mount. .

Another object of the present invention is to provide a label without a mount and a cutting device for the label, which can be easily cut by pulling the label without a mount straight down instead of diagonally or obliquely downward. And

Further, according to the present invention, even if the relative position between the perforation and the cutting plate is deviated depending on the stop position of the label without the mount, the label without the mount can be surely cut at the perforation. Another object of the present invention is to provide a cutting device therefor.

[0013]

That is, in the present invention, it is noted that the cutting plate is provided with a cutting projection having a tip protruding from its plane, and the cutting is performed by hooking perforations on the cutting plate. In the first invention, the release agent layer is provided on one surface of the strip-shaped label base material.
A device for cutting a label without a mount, which has a pressure-sensitive adhesive layer formed on the other surface and a plate for cutting provided along the width direction of a label without a mount formed with perforations for cutting in the width direction thereof. A cutting device for a label without a mount, characterized in that the cutting plate is provided with a cutting convex portion having a pointed portion protruding from the plane thereof.

The pointed end may be located substantially at the center in the width direction of the mountless label.

The cut-out convex portion may have a pyramidal shape.

The pointed portion may be positioned in the cutting direction of the label without a mount on the cutting plate.

The pointed end may be engageable with the perforation in the cutting direction of the mountless label on the cutting plate.

A plurality of the above-mentioned cut-out convex portions can be provided.

A second aspect of the present invention is a strip-shaped label base material having a release agent layer formed on one surface thereof and an adhesive layer formed on the other surface thereof, and a perforation for cutting formed in the width direction thereof. In the label, the perforation has a plurality of cuts symmetrically in the width direction of the label without a mount, and some of the cuts are longer than other cuts.

The cut may be formed such that the central portion in the width direction of the mountless label is longer than the other portions.

The cut may be formed such that the left and right portions in the width direction of the label without a mount are longer than the other portions.

In the device for cutting a label without a mount according to the present invention (first invention), the cutting plate is provided with a cutting convex portion having a pointed portion protruding from its plane, and a perforation is hooked on the pointed portion. Since the central part of the label without backing is pulled straight down, the label without backing begins to tear from the perforation that engages with this point, and it can be easily cut off. it can. By any chance, label 2 without mount
Even if the stop position of is displaced with respect to the cutting plate and the tip does not engage the perforation, stress tends to concentrate on the perforation near the portion of the label without a backing paper that abuts the tip, In any case, the tearing can be started from the perforation. Therefore, unlike the conventional case, it is not necessary to perform the cutting operation in the diagonal direction or the diagonal downward direction, and therefore, there is no possibility that the label without a backing sheet will be displaced to the left or right with respect to the transport direction as a result of the cutting operation.

In the label without a mount according to the present invention (the second invention), some of the perforations formed in the label without a mount are made longer than other cuts, so that the tip of the convex portion for cutting is When this long cut is engaged, tearing easily starts from this cut and the cut can be cut easily.

[0024]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, a label 20 without a mount and a cutting device 21 therefor according to a first embodiment of the present invention will be described with reference to FIGS. However, the same parts as those in FIGS. 8 and 9 are designated by the same reference numerals, and the detailed description thereof will be omitted. FIG. 1 is a schematic side view of the thermal printer 1 described above with reference to FIG. 8. The thermal printer 1 includes a label supply unit 3 of a label 20 without a mount, a printing unit 4, a cutting device 21, and a cutting sensor 6. And.

FIG. 2 is a plan view of the label 20 without the mount and the cutting device 21. The perforations 22 of the label 20 without the mount have a plurality of cuts symmetrically in the width direction of the label 20 without the mount. The cut line 22A at the central portion is formed longer than the cut line 22B at other portions.

The cutting device 21 includes a cutting plate 23.
Have. FIG. 3 is a perspective view of the cutting plate 23. The cutting plate 23 has the cutting plate 13 and a pyramidal cutting projection 24.
The cut-out convex portion 24 is formed in the central portion of the cut-out plate 13 in the width direction of the label 20 without mount, and is cut from the flat surface 13A of the cut-out plate 13 to the inclined surface 2
It has a pointed portion 24B protruding through 4A to a predetermined height.

The pointed portion 24B is located at the center of the cutting plate 23 in the cutting direction of the uncoated paper label 20, and the perforation 2 is formed in this cutting direction.
2 (long notch 22A, FIG. 2).

In the label-less label 20 and the cutting device 21 having the above-described structure, the central portion of the label-less label 20 located at the portion of the cutting device 21 is straightened so as to be bent downward as shown by the phantom line in FIG. When pulled out, as shown by the phantom line in FIG.
Engages with the pointed end 24B of the, stress concentrates on this long cut 22A, and begins to tear from the long cut 22A in the center,
It is cut so that it is cut open in the direction of the left and right side edges. Therefore, it is possible to perform the cutting operation with a light operating force due to the stress concentration, and it is not necessary to pull it obliquely downward so as to be applied to the cutting ridge line portion 13B of the cutting plate 13 as in the conventional case, and it is easy to perform. The cutting operation can be performed, and there is no fear that the label 20 without the backing sheet will be displaced left and right.

Further, the perforation 22 has a long cut 2
Since the 2A is formed, the long notch 22A and the pointed portion 24B are easily engaged with each other when the label 20 without the backing sheet is transferred, and even if the stop position of the label 20 without the backing sheet shifts slightly back and forth, the perforations are accurately It can be cut from 22 parts.

FIG. 4 is a front view of the cutting device 21 as seen from the downstream side to the upstream side in the transfer direction of the uncoated paper label 20. As for the shape of the cutting projection 24, the tip 24B is for cutting. The inclination degree of the inclined surface 24A is arbitrary as long as it can engage with the perforations 22 by protruding from the flat surface 13A of the plate 13 to a predetermined height. That is, as shown by the phantom line in FIG. 4, it is possible to form an inclined surface 24A having an arbitrary inclination angle, and if it is a gentle inclination, it is possible to form a steep surface with respect to the label 20 without a sheet being transported. The change can be avoided and the smoothness of the transfer can be ensured.

FIG. 5 is a side view of the cutting device 30 according to the second embodiment of the present invention, and FIG. 6 is a plan view of the cutting device 30. The cutting plate 31 of the cutting device 30 has a cutting projection 31. The part 24 is the plane 1 of the cutting plate 13.
Front face 1 facing the ridge line portion 13B for cutting, not on 3A
It is provided in 3C, is flat from the flat surface 13A to the pointed portion 24B, and has a shape protruding at the pointed portion 24B.

Also in the cutting device 30 having such a structure, the cutting convex portion 24 and the pointed portion 24B of the cutting plate 31 are engaged with the perforations 22 (long cuts 22A) of the label without a mount 20 to easily mount the label without a mount. 20 can be cut off.

In short, in the present invention, the pointed portion 24B
The relative position with respect to the label without label 20 or the protruding direction thereof is arbitrary, and the engagement between the pointed portion 24B and the perforation 22 may be realized at any part in the cutting direction of the label without label 20.

Further, in the present invention, the cutting convex portion 2
The number of 4 is arbitrary, and it may be arranged at left and right symmetrical positions according to odd numbers or even numbers. For example, in FIG.
FIG. 6 is a front view of a cutting device 40 according to a third embodiment of the present invention, showing a cutting plate 4 of the cutting device 40.
In the first embodiment, the cutting projection 24 is provided on the cutting plate 1
Plural pieces (two pieces) are provided on the flat surface 13 </ b> A of No. 3 at even positions on the left and right.

Although not shown, the perforations 22 of the label 20 without backing sheet in this case have long notches 22A at positions which can be engaged with the pointed portions 24B in the left and right portions of the label 20 without backing sheet in the width direction. Just do it.

Also in the cutting device 40 having such a structure, by pulling the backingless label 20 straight downward, two sharp points 24B are formed on the left and right long cuts 22.
It can be easily cut by engaging with A respectively.

[0037]

As described above, according to the present invention, since the pointed portion protruding in the transfer path of the label without a mount is provided, the label without a label can be easily installed only by pulling the central portion of the label without a label downward. Can be cut into a predetermined size, and deviation of the remaining label without a mount can be prevented.

[Brief description of drawings]

FIG. 1 is a schematic side view of a thermal printer 1 equipped with a label 20 without a mount and a cutting device 21 for the label 20 according to a first embodiment of the present invention.

[FIG. 2] Similarly, a label 20 without a mount and a cutting device 21.
It is a top view of a part.

FIG. 3 is a perspective view of the cutting plate 23 of the same.

FIG. 4 is a label 2 without a mount in the cutting device 21 of the same.
It is the front view which looked at the upstream from the downstream of the transport direction of 0.

FIG. 5 is a cutting device 3 according to a second embodiment of the present invention.
It is a side view of 0.

FIG. 6 is a plan view of the same.

FIG. 7 is a cutting device 4 according to a third embodiment of the present invention.
It is a front view of 0.

FIG. 8 is a schematic side view of a conventional thermal printer 1.

FIG. 9 is a plan view of the label-less label 2 and the cutting device 5 portion of the same.

[Explanation of symbols]

1 Thermal printer (Fig. 8, Fig. 1) 2 Label without mount 3 Label supply unit 4 Printing unit 5 Cutting device 6 Cutting sensor 7 Label base material 8 Release agent layer 9 Adhesive layer 10 Thermosensitive coloring agent layer 11 Platen roller 12 Thermal head 13 Cutting Plate 13A Plane of Cutting Plate 13 (FIGS. 1, 2, 3, 8 and 9) 13B Cutting Ridge Part of Cutting Plate 13 (FIGS. 1, 2, 3, 8) 9C) 13C Front of cutting plate 13 (FIGS. 5 and 6) 14 Perforation of label 2 without mount 15 Diagonal tearing portion (FIG. 9) 20 Label without mount (first embodiment, FIG. 2) 21 Cutting device for label 20 without mount (first embodiment, FIG. 1, FIG. 2) 22 Perforation 22A for label without mount 20 Long cut 22B for perforation 22B Other parts of perforation 22 Notch 23 Cutting plate 24 Pyramidal cutting projection 24A Cutting surface 24B Sloping surface 24B Cutting projection 24 Tip 30 Cutting device for label 20 without backing paper (second embodiment, FIG. 5) ) 31 cutting plate 40 cutting device for label 20 without backing sheet (third embodiment, FIG. 7) 41 cutting plate

Claims (9)

[Claims] 1. A width of a label without a mount, wherein a stripping agent layer is formed on one surface of a strip-shaped label base material, an adhesive layer is formed on the other surface, and perforations for cutting are formed in the width direction. A device for cutting a label without a mount having a cutting plate provided along a direction, wherein the cutting plate is provided with a cutting convex portion having a tip protruding from a plane thereof. Cutting device. 2. The cutting device for a label without a mount according to claim 1, wherein the pointed portion is located substantially at a central portion in a width direction of the label without a mount. 3. The cutting device for a label without a mount according to claim 1, wherein the cutting projection has a pyramid shape. 4. The cutting device for a label without a mount according to claim 1, wherein the pointed portion is located in a cutting direction of the label without a mount on the cutting plate. 5. The cutting device for a label without a mount according to claim 1, wherein the tip portion is engageable with the perforation in a cutting direction of the label without a mount on the cutting plate. 6. The cutting device for a label without a mount according to claim 1, wherein the cutting projection has a plurality of projections. 7. A label without a mount, wherein a stripping agent layer is formed on one surface of a strip-shaped label base material, an adhesive layer is formed on the other surface, and perforations for cutting are formed in the width direction. , The perforation has a plurality of cuts symmetrically in the width direction of the mountless label, and a part of the cuts is longer than other cuts. 8. The label without a mount according to claim 7, wherein the cut has a central portion in the width direction of the label without a mount formed longer than other portions. 9. The label without a mount according to claim 7, wherein the cut has left and right portions in the width direction of the label without a mount formed longer than other portions.