JP4815059B2 - Label transport device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a label transport device, and more particularly to a label transport device including a configuration for transporting a label by a pair of rollers.
[0002]
[Prior art]
In the label affixing machine, the label continuous body wound in a roll shape is sandwiched between a driving roller and a pinch roller via a guide roller, and is fed to the cutting part by the rotation of the driving roller. Cut into single labels. The cut single label is sandwiched between the belt conveyor and the guide plate, and is fed to the movement area of the adherend as the belt conveyor moves.
[0003]
On the other hand, the moving area of the object to be adhered is provided with a front conveyor and a rear conveyor with a gap in the part where a single label is fed, and the object to be adhered is a single label by the preceding conveyor. Is sent to the part to be fed and passed to the subsequent conveyor through this part. At that time, a single label is affixed to the adherend.
[0004]
[Problems to be solved by the invention]
By the way, in the label applicator, as shown in FIG. 5A, the label continuous body 1 is sandwiched between the driving roller 2 and the pinch roller 3 and fed by the rotation of the driving roller 2, In the case where the continuous body 1 is a so-called mountless label continuous body having a release agent layer on the front surface and an adhesive layer on the back surface, as shown in FIG. There is a possibility that it adheres to the driving roller 2 and is guided out of the feeding path from the gap between the tip of the guide plate 4 and the driving roller 2.
[0005]
The present invention has been made in view of such circumstances, and an object of the present invention is to provide a label transport apparatus that can reliably separate a label from a transport roller.
[0006]
[Means for Solving the Problems]
In order to achieve the above object, in the label transport device according to the present invention, a first label transport device including a pair of rollers for transporting a continuous label body, and the downstream side of the first label transport device, In the label transport device, comprising: a cutter that cuts the label continuous body into a single label; and a second label transport device that transports the single label that has been cut downstream of the cutter. The label conveying device is formed by a plurality of partial rollers in which at least one of the rollers is disposed at an appropriate interval, and one end is formed in a comb shape so that the comb-shaped teeth face the partial roller, and the other end the comprising a release plate that extends to the cutter, said second label conveying device is positioned above the first label conveying device, a round bell wound around a pair of rollers, the round base Abutting the guide plate to the preparative, includes, it conveys toward the label strip by the first label conveying device to the second label conveying device, wherein the single sheet of the label continuum is cut by the cutter The label is sandwiched between the round belt and the guide plate, and is affixed to an object to be pasted.
[0007]
According to this invention, even if the label adheres to the roller, the label is surely peeled off from the roller by the teeth of the peeling plate and guided to the normal conveyance path.
[0008]
DETAILED DESCRIPTION OF THE INVENTION
DESCRIPTION OF EMBODIMENTS Hereinafter, a preferred embodiment of a label transport device according to the present invention will be described in detail with reference to the accompanying drawings.
[0009]
Here, an example in which the present invention is applied to a label sticking machine will be described. A label applicator is a device that, for example, is incorporated into a line and applies labels to processed food containers. In combination with an automatic weighing machine, automatic packaging machine, etc., it applies a label to the bottom of a packaged container. is there.
[0010]
FIG. 1 is an explanatory view schematically showing a label sticking machine. The label sticking machine 10 includes an adherend transport unit 11 that transports the adherend A, and a label transport unit 12 that transports the label B to the adherend transport unit 11.
[0011]
The adherend transport unit 11 includes a front conveyor 13 and a rear conveyor 14. The front conveyor 13 and the rear conveyor 14 are horizontally arranged with a gap 15.
[0012]
The label transport unit 12 includes a pair of rollers 17 and 18 in the transport area of the label continuous body 16, pulls out the label continuous body 16 from the roll 19 around which the label continuous body 16 is wound, and feeds it to the cutter 20. The first label transport device 21 and a second label transport device 22 that feeds a single label B cut by the cutter 20 to the gap 15 between the front conveyor 13 and the rear conveyor 14 are configured.
[0013]
As shown in FIG. 2A, the label continuum 16 is formed in a strip shape in which a large number of labels B are continuously connected. The individual labels B constituting the label continuous body 16 are so-called label without a mount. As shown in FIG. 2B, this label B has a release layer a on the front surface and an adhesive layer b on the back surface, and is used by cutting one by one.
[0014]
FIG. 3A and FIG. 3B are perspective views showing the first label transport device 21. As shown in the figure, of the pair of rollers 17 and 18 constituting the first label conveying device 21, the roller 17 is a drive roller and the roller 18 is a pinch roller. As shown in FIG. 3A, the drive roller 17 is composed of five partial rollers 17a arranged at an appropriate interval.
[0015]
The first label transport device 21 includes a release plate 23. The peeling plate 23 is formed in a comb shape at one end and includes four teeth 24 corresponding to the interval between the partial rollers 17a. The release plate 23 is installed with the teeth 24 facing the partial rollers 17 a and 17 a, and the other end is extended to the cutter 20.
[0016]
As shown in FIG. 4, the second label transport device 22 is composed of a belt conveyor 25 and a guide plate 26.
[0017]
The belt conveyor 25 includes a pair of rollers 27 and 28 and a plurality of round belts 29 wound around the rollers 27 and 28 with a constant pitch.
[0018]
The guide plate 26 is formed in a plate shape having substantially the same width as the belt conveyor 25, and is curved with a predetermined curvature along the conveying direction of the belt conveyor 25. The guide plate 26 is pressed against the round belt 29 constituting the belt conveyor 25 and applies a predetermined tension to the round belt 29.
[0019]
In each of the above components, silicon on the surface of the moving part of the label continuum 16 or the label B, such as the driving roller 17, the pinch roller 18, the peeling plate 23, the guide plate 26, and the round belt 29, It is coated with a non-stick material such as.
[0020]
Next, the operation of the label applicator 10 configured as described above will be described.
[0021]
In this label sticking machine 10, the continuous label body 16 is pulled out from the roll 19, the leading end thereof is guided between the driving roller 17 and the pinch roller 18 of the first label conveying device 21, and the leading end thereof is the rollers 17, 18. To hold.
[0022]
When the driving roller 17 is rotated by a motor (not shown), the label continuum 16 is sequentially fed from the roll 19, and the leading end of the label continuum 16 is fed to the cutter 20 through the release plate 23.
[0023]
At that time, that is, when the label continuous body 16 is fed to the cutter 20 by the drive roller 17 and the pinch roller 18, the label continuous body 16 tries to move along with the drive roller 17, but FIG. As shown in FIG. 5, the label continuous body 16 is reliably separated by the comb-like teeth 24 of the peeling plate 23 and guided to the cutter 20 on the peeling plate 23.
[0024]
In this way, the label continuous body 16 guided by the peeling plate 23 and fed to the cutter 20 is cut into a single label B by the cutter 20.
[0025]
The cut single label B is nipped between the traveling round belt 29 and the guide plate 26 and is fed to the gap 15 of the adherend conveyance unit 11 and conveyed to the gap 15 by the upstream conveyor 13. It is affixed on the back surface of the object A to be adhered.
[0026]
In the above embodiment, the label transport device in the label applicator has been described. However, the label transport device of the present invention is not limited to the label applicator, for example, a device that handles labels such as a label printer. Of course, the present invention can be applied to a label conveying apparatus.
[0027]
Moreover, in the said embodiment, although the label conveyance apparatus of this invention is applied to a label continuous body, the label conveyance apparatus of this invention is applicable also to conveyance of a single label.
[0028]
Furthermore, in the label conveying device of the present invention, the drive roller 17 is constituted by a plurality of partial rollers 17a arranged at appropriate intervals, and the teeth 24 of the peeling plate 23 are exposed between the partial rollers 17a and 17a. However, depending on the arrangement state of the driving roller 17 and the pinch roller 18 in the label conveying device, the pinch roller 18 is constituted by partial rollers arranged at an appropriate interval, and teeth are made to face between these partial rollers. A release plate may be installed.
[0029]
【The invention's effect】
As described above, according to the label conveying device of the present invention, even if the label adheres to the roller, the label is surely peeled off from the roller by the teeth of the peeling plate. Therefore, the label is guided to a normal conveyance path.
[Brief description of the drawings]
FIG. 1 is an explanatory view schematically showing a label sticking machine to which a label conveying apparatus according to the present invention is applied.
2A and 2B show a label used in the label transport device according to the present invention, in which FIG. 2A is a perspective view showing a continuous label body, and FIG. 2B is a cross-sectional view of the label.
3A and 3B show a label transport device according to the present invention, in which FIG. 3A is a perspective view of an essential part thereof, and FIG. 3B is a cross-sectional view thereof.
4 is a conceptual side view showing a second label transport device in the label applicator shown in FIG. 1; FIG.
5A and 5B show a conventional label transport device, in which FIG. 5A is a perspective view of a main part thereof, and FIG. 3B is a cross-sectional view thereof.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 10 ... Label sticking machine, 11 ... To-be-adhered article conveyance part, 12 ... Label conveyance part, 13 ... Pre-stage conveyor, 14 ... Rear stage conveyor, 15 ... Gap, 16 ... Label continuous body, 17 ... Drive roller, 17a ... Partial roller, DESCRIPTION OF SYMBOLS 18 ... Pinch roller, 19 ... Roll, 20 ... Cutter, 21 ... 1st label conveyance apparatus, 22 ... 2nd label conveyance apparatus, 23 ... Release plate, 24 ... Teeth, 25 ... Belt conveyor, 26 ... Guide plate, 27, 28 ... Roller, 29 ... Round belt, A ... Substrate peeling plate, B ... Label

Claims (1)

A first label transport device comprising a pair of rollers for transporting a label continuum;
On the downstream side of the first label conveying device, a cutter that cuts the label continuous body into a single label;
In a label transport device including a second label transport device that transports the single cut label to the downstream side of the cutter,
The first label conveying device is formed by a plurality of partial rollers in which at least one of the rollers is arranged at an appropriate interval, and one end is formed in a comb shape so that the comb-shaped teeth face the partial rollers. A release plate having the other end extended to the cutter ,
The second label transport device includes a round bell that is positioned above the first label transport device and is wound around a pair of rollers, and a guide plate that contacts the round belt ,
The label continuous body is transported toward the second label transport apparatus by the first label transport apparatus , and the single label obtained by cutting the label continuous body with the cutter is used as the round belt and the guide plate. A label conveying device characterized in that it is sandwiched between and attached to an object to be stuck.

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