JPH11255223A - Labelling apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent air from being entrained between a label and an object to be labelled by a method wherein two pressing devices that press the object to be labelled are swung independently, and to make the pressing devices applicable to use on an object to be labelled that is liable to be deformed by pressure from the outside and damaged at its surface. SOLUTION: A passage 3 for matter to be labelled through which a CD case 1 is passed, a label cutting-out device 5 that cuts out a label 2 from a paper mount 4 and places the cut-out label in the passage 3 for matter to be labelled with its sticking surface facing the front face of the CD case 1, and a first pressing device that presses the front face and the surface of the CD case 1 and a second pressing device that presses the reverse side of the CD case while sticking the label 2 cut out by the cutting-out device 5 are provided, and a first swing arm 8 and a second swing arm 9 swing a first pressing part 6 and a second pressing part 7 respectively, independently of each other, to follow the shape of the CD case 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a label sticking apparatus for sticking a label from a front surface to a back surface of an object such as a CD case.

[0002]

2. Description of the Related Art As a label sticking apparatus for performing so-called "wrapping", which sticks a label from the front surface to the back surface of a floppy disk, a label peeled from a mount is pressed from the leading end surface in the transport direction of the floppy disk to the front surface. 2. Description of the Related Art There is known a device having a swingable pressing roller and a fixed supporting roller pressed against a back surface.
(JP-A-9-142425)

[0003]

In the above-described label sticking apparatus, since the supporting roller is fixed, the label is stuck to a sticking object such as a CD case having projections from the front and back surfaces at the edges. In the case, the support roller does not follow the shape of the adhered object, and air is interposed between the label and the adhered object,
There was a defect in appearance.

In addition, when a label is attached to an apparatus such as a CD case that is easily deformed by external pressure and easily scratched on the surface, the yield of the product is deteriorated due to deformation and adhesion of the scratch. Was.

[0005]

SUMMARY OF THE INVENTION The present invention solves the above-mentioned problem by swinging two pressing means for pressing an adherend independently. The invention according to claim 1 is a method in which a label is cut out from a backing material passage and an adherend passage through which an adherent passes, and the sticking surface is directed to a front end surface of the passing adherent in the adherent passage. Label cutting means for positioning the cut label, first pressing means for pressing the front and one side of the adherend passing through the label cut by the label cutting means, and the back of the one side And a second pressing means for pressing, wherein the two pressing means include a pressing portion for pressing the label against the adherend and a swing arm for swinging the pressing portion.

According to this configuration, the adhered object passing through the adhered object passage, while attaching the label, presses the front surface and one side surface with one pressing means, and presses the back surface of the one side surface with the other. It presses by independently following each surface by means. According to the configuration of the second aspect, when the adhered object is deflected by being pressed against one side surface and the back surface of the one side surface, a portion displaced by the bending enters the notch.

[0007]

According to the label sticking apparatus according to the first aspect of the present invention, the two pressing means for pressing the object to be adhered swing independently of each other, so that the pressing means is attached to the object to be adhered. Follow one side and the back of the one side, respectively,
Air can be prevented from intervening between the label and the object to be adhered, and a good-looking appearance can be obtained.

[0008] According to the label sticking apparatus of claim 2,
Interference between the one side surface and the adhered object that is deflected by pressing the back surface of the one side surface and the adhered object passage can be prevented, the adhered object can be prevented from being damaged, and the product yield can be improved.

[0009]

Embodiments of the present invention will be described below in detail with reference to the accompanying drawings. The label sticking apparatus according to the present embodiment, as shown in FIG. 2, has a label 2 stuck from the front surface (one side surface) to the back surface (the back surface of the one side surface).
Case 1 (object to be adhered) is obtained. Note that protrusions 1a protrude from the edges of the front and back surfaces of the CD case 1.

As shown in FIG. 1, the label sticking apparatus includes a passage 3 to be stuck, label cutting means 5, and two pressing means 6, 7, as main components. The adhered object passage 3 is a passage through which the CD case 1 passes, and as shown in FIG. 3, an upper surface notch 3a and a lower surface notch 3b are provided on the upper surface side and the lower surface side. Thus, CD case 1
Only the side edges are supported and pass through the adherend passage 3, and the surface is pressed by the two pressing means 6 and 7.

The label extracting means 5 inverts the mount 4 by 180.degree. With the roller 5a to cut out the label 2 adhered on the mount 4 at a predetermined interval, and the front surface of the CD case 1 passing therethrough (the left side in FIG. 1). ), The label 2 cut out is positioned in the adherend passage 3 with the sticking surface facing. The label 2 before being cut out is unwound from the roll 10 together with the backing sheet 4 and guided by the guide roller 10a to reach the label cutting means 5, and the backing sheet 4 after the label 2 is cut out is guided by the guide roller 11a.
And wound up by the roll 11.

The two pressing means wrap and stick the label 2 cut by the label cutting means 5 while passing the front surface (the left end side surface in FIG. 1) of the CD case 1 and the front surface (the same side surface). The first pressing means 6 (the first pressing portion 6a and the first swing arm 6b) that presses the upper surface (the upper surface in the drawing) with a series of operations and the back surface (the lower surface in the drawing) of the one side surface. A second pressing means 7 (a second pressing portion 7a and a second swing arm 7b).

A first pressing portion 6a and a second pressing portion 7a
Are cylindrical rollers, which are rotatable about an axis. The first swing arm 7b and the second swing arm 8b swing these while supporting the first pressing portion 6a and the second pressing portion 7a, respectively. When the CD case 1 passes through the adherend passage 3 and comes into contact with each pressing portion, the first swing arm 6b swings around the swing shaft 8 in the direction (i) and the second swing arm. The arms 7b swing independently around the swing shaft 9 in the direction (ii).

The first swing arm 8 is bent to the side opposite to the side on which the CD case 1 passes so as to be continuously pressed from the front surface to one side surface of the CD case 1. The first swing arm 8 is urged in the direction opposite to (i) and the second swing arm 9 is urged in the opposite direction to (ii) by a spring (not shown). Has been granted. The operation is shown in FIG.
A description will be given based on (A) to (H).

CD case 1 to which label 2 is to be attached
Through the adherend passage 3 (FIG. 4 (A)).
The front surface of the CD case 1 is brought into contact with the sticking surface of the label 2 cut out from the above. At this time, the first pressing portion 6 presses the label 2 against the front surface of the CD case 1 with a force to pass through the CD case 1 (FIG. 2B). Further, when the CD case 1 passes through the adherend passage 3 to the left in the figure, the first pressing portion 6
a is pushed, and the first swing arm 6b that supports this swings in the direction of the arrow (i) around the swing shaft 8a.
When the second pressing portion 7a is pressed, the second swing arm that supports the second pressing portion 7a also swings about the swing shaft 9a in the direction of the arrow (ii) (FIG. 7C). Then, the first pressing portion 6a and the second pressing portion 6a
The label 2 is pressed against the projection 1a of the passing CD case 1 by the pressing portion 7a.

When the pressing of the label 2 against the projection 1a is completed, the pressing portions 6a and 7a follow the surface of the CD case 1 and press, so that the first swing arm 6b swings in the direction of the arrow (i) '. Similarly, the second swing arm 7b swings in the direction of the arrow (ii) ′ (FIG. 2D). Since the first swing arm 6b and the second swing arm 7b swing independently of each other, when the front surface or the back surface is continuously pressed from the protrusion 1a, the label can be adhered according to each shape. .

When the pressing of the label 2 is completed, the first swing arm 6b and the second swing arm 7b swing by the thickness of the label 2 in the direction of the arrow (i) 'or (ii)' ( FIG. At this time, the front of the CD case 1 is
2 and is further pressed. Here, the first swing arm 6b and the second swing arm 7b are also provided in the CD case 1 after the first pressing portion 6 or the second pressing portion 7 has the label 2 attached thereto.
Swings to follow the surface shape of.

With the above, the passing operation of the CD case 1 is completed, and then the CD case 1 is moved backward (FIGS. (F) and (G)). Also during the retreat, the first pressing portion 6 and the second pressing portion 7 press the front and back surfaces of the CD case 1 to ensure the attachment. Finally, CD case 1 with label 2 attached
Is discharged from the passage 3 to be adhered, and a series of label application is completed (FIG. (H)), and the next label 2 to be applied is attached.
Is sent out by the rotation of the rolls 10 and 11.

In order to apply the label more suitably, the cutting speed of the label 2 by the label cutting means 5 is set to 16 to 100 m.
/ Min, and the speed of the passing CD case 1 is 20 to 66.
m / min. FIG. 5 shows the relationship between the label cutting speed and the diameter wound by the roll 11. The shaded range is the recommended cutting speed range.

When the first pressing portion 6a or the second pressing portion 7a presses the front surface and the back surface of the CD case 1, if either pressing force is large, the CD case 1 bends to the smaller pressing force. In this embodiment, the notches 3a and 3b are provided in the adherend passage 3 as shown in FIG. 3, so that the bent portion can be prevented from interfering with the adherent passage 3. This notch 3
Reference numerals a and 3b denote cutouts on the upper and lower surfaces of the adherend passage 3 smaller than the width of the CD case 1 passing therethrough and larger than the widths of the first pressing portion 6a and the second pressing portion 7a. Accordingly, the passing CD case 1 passes through the adherend passage 3 while only the side edges are supported, and the two pressing means 6, 7 pass through the notches 3a, 3b to form the CD. The surface of the case 1 is pressed.

Although the embodiment according to the present invention has been described above, the present invention is not limited to this. The material to be adhered can be applied to general engineering plastic materials such as polycarbonate, polyethylene, polyvinyl chloride, etc., polystyrene and Kevlar, and can also be applied to paper and wood. The present invention can be applied not only to a CD case but also to a box-shaped object having front and back surfaces, a plate-shaped object, and various other types of articles.

[Brief description of the drawings]

FIG. 1 is a side sectional view showing a label sticking apparatus according to the present invention.

FIG. 2 is a perspective view of a CD case applied to the embodiment of the present invention.

FIG. 3 is a schematic view showing a passage of an object to be attached of the label attaching apparatus according to the present invention.

FIG. 4 is a schematic side view showing the operation of the label sticking apparatus according to the present invention.

FIG. 5 is a graph showing the relationship between the label cutting speed of the label sticking apparatus according to the present invention and the winding diameter of the roll 11;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... CD case (adhered object) 2 ... Label 3 ... Adhered object passage 5 ... Label cutting-out means 6 ... First pressing means 7 ... Second pressing means

Claims (2)

[Claims] 1. A label which is cut out from a backing material passage through which an adherend passes, and a label from the backing paper, and which is cut into the adherent passage with the sticking surface facing the front end face of the passing adherent. Label cutting means for positioning, a first pressing means for pressing the label cut by the label cutting means against the front surface and one side surface of the pasting adherend, and pressing against the back surface of the one side surface Second pressing means;
A label sticking apparatus, comprising: a pressing portion that presses the label against an adherend; and a swing arm that swings the pressing portion. 2. The label sticking apparatus according to claim 1, wherein a notch is provided on at least one of a side surface and a back surface of the adhered object in the adhered object passage.