JPH09240121A - Label roll and label printer - Google Patents

Abstract

PROBLEM TO BE SOLVED: To realize the automatic indication of the residue of labels. SOLUTION: This label roll 1 is a label mounting paper 10, which is wound in a roll, at the positions on the rear surface of which corresponding to the positions pasting with labels bar codes 12 indicating the information representing the residues of the labels are arranged together with a bar code 13 indicating the top position of the labels pasted on the mounting paper. Further, this label printer 100, which uses the labels 11 pasted on the label roll, consists of a bar code sensor 2 reading the bar code 13, which is arranged on the rear surface of the mounting paper 10 and indicates the top position of the labels 11 and the bar codes 12, which indicate the information representing the residues of the labels, a controller 3, which controls the conveying and printing of the labels 11 on the basis of the output signals outputted from the bar code sensor 2 so as to indicate the top position of the labels 11 and the residue of the labels, and an indicating means 4 for indicating the residue of the labels.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a label roll in which information indicating the remaining amount of the label is displayed on the back surface of the mount to which the label is attached, and a label using the label attached to the label roll. In a printing machine, the present invention relates to a label printing machine which reads the bar code indicating the remaining quantity of the label provided on the back surface of the mount with a bar code sensor and displays the remaining quantity of the label.

[0002]

2. Description of the Related Art Conventionally, when a label printing machine is used in a production line of a factory, it is important to know the remaining amount of label because the line stops when the label remaining in the label roll or the label cassette runs out. In the conventional label printing machine, the label L is the label mount S as shown in FIG.
The label remaining amount is determined by the operator visually observing the size (diameter) of the winding amount of the label roll R wound in a roll shape.

[0003]

In the conventional label printing machine described above, the size (diameter) of the winding amount of the label roll R is periodically determined as shown in FIG. 10 in order to determine the remaining amount of the label. When the label roll R is housed in the cassette C as well as needs to be visually inspected, a transparent portion T is provided in a portion corresponding to the label roll R so as to be visible from the outside as shown in FIG. As shown in FIG. 12, there is a problem that it is necessary to open the lid H of the cassette C of the label printing machine for confirmation.

Therefore, the present inventor has focused on the first technical idea of the present invention of displaying information indicating the remaining amount of the label on the back surface of the mount to which the label is attached in the label roll, and In a label printing machine using a label attached to the label roll, the barcode indicating the remaining amount of the label disposed on the back surface of the mount is read by a barcode sensor and the remaining amount of the label is displayed. Focusing on the second technical idea of the present invention,
As a result of further research and development, the label remaining amount can be automatically displayed, and even when the label roll is stored in the cassette, the roll part can be made transparent so that it can be seen from the outside, and the label printing machine The present invention has been achieved to achieve the purpose of making it unnecessary to open the lid for confirmation.

[0005]

In the label roll of the present invention (the first invention according to claim 1), a mount having a plurality of labels attached thereto is wound in a roll shape, and the labels are attached. Information indicating the remaining amount of the label is displayed on the back surface of the mount.

In the label roll of the present invention (the second invention according to claim 2), in the first invention, the information indicating the remaining amount of the label corresponds to the position where the label is stuck. It is composed of a bar code indicating the information of the remaining amount of the label provided on the back surface.

The label roll of the present invention (the third invention according to claim 3) is the label roll according to the second invention, wherein the bar code indicating the information about the remaining amount of the label is attached to the mount. It is arranged together with the bar code indicating the position.

A label printing machine according to the present invention (a fourth invention according to claim 4) is a label printing machine using a label attached to a label roll according to the third invention, wherein the label printing machine is arranged on the back surface of the mount. A barcode sensor for reading the barcode indicating the label start position and the label remaining amount information, and an output signal indicating the label start position and the label remaining amount output by the barcode sensor. And a display means for displaying the remaining amount of the label.

A label printer according to the present invention (a fifth invention according to claim 5) is the label printer according to the fourth invention, wherein the bar code sensor indicates a leading position of the label provided on the back surface of the mount. It is composed of a head position sensor for reading the bar code and a remaining amount sensor for reading the bar code indicating the remaining amount of information on the label.

In the label printing machine of the present invention (the sixth invention according to claim 6), in the fourth invention, the bar code indicating the leading position of the label and the bar code indicating information on the remaining amount of the label. Is arranged in the longitudinal direction of the back surface of the mount corresponding to the position where the label is attached, and the bar code sensor indicates the leading position of the label arranged in the longitudinal direction on the back surface of the mount. And one bar code sensor that reads the bar code indicating the information of the remaining amount of the label together.

In the label printing machine of the present invention (the seventh invention according to claim 7), in the fourth invention, the display means is constituted by a display of a personal computer connected to the controller through an interface. There is something.

(Operation) In the label roll of the first invention having the above structure, the information indicating the remaining amount of the label is displayed on the back surface of the mount which is wound in a roll shape and to which the label is attached. The remaining amount of the label can be known by reading the information indicating the remaining amount of the label displayed on the back surface of the mount.

In the label roll of the second invention having the above-mentioned structure, the bar code indicating the remaining amount of the label is displayed on the back surface of the mount corresponding to the position where the label is wound and rolled. Therefore, the remaining amount of the label can be easily known by reading the barcode indicating the remaining amount of the label displayed on the back surface of the mount.

In the label roll of the third invention having the above-mentioned structure, the label remaining amount, together with the bar code indicating the leading position of the label, is provided on the back surface of the mount corresponding to the position where the label is stuck and rolled. Since the bar code indicating the bar code is displayed, by reading the bar code indicating the head position of the label displayed on the back surface of the mount and the bar code indicating the remaining amount of the label, the head position of the label and the label The remaining amount can be easily known.

A label printing machine according to a fourth aspect of the present invention having the above structure is the label printing machine using the label attached to the label roll according to the third aspect of the present invention, wherein the bar code sensor is provided on the back surface of the mount. Based on the bar code indicating the head position of the label and the bar code indicating the information on the remaining amount of the label, and based on the output signal indicating the head position of the label and the remaining amount of the label output by the bar code sensor by the controller. It controls the conveyance and printing of the label and displays the remaining amount of the label by the display means.

In the label printer according to the fifth aspect of the present invention having the above structure, the head position sensor forming the bar code sensor reads the bar code indicating the head position of the label disposed on the back surface of the mount. , The remaining amount sensor reads the bar code indicating the information of the remaining amount of the label, the label position of the label based on the output signal indicating the head position of the label and the remaining amount of the label output by the bar code sensor by the controller. The display and the remaining amount of the label are displayed while controlling the conveyance and the printing.

In the label printer according to the sixth aspect of the present invention having the above-mentioned configuration, the one bar code sensor constituting the bar code sensor is longitudinally arranged on the back surface of the mount corresponding to the position where the label is attached. The bar code indicating both the bar code indicating the head position of the label and the bar code indicating the information of the remaining amount of the label are read together, and the head position of the label and the remaining amount of the label output by the bar code sensor by the controller. The conveyance and printing of the label are controlled on the basis of the output signal indicating, and the remaining amount of the label is displayed by the display means.

In the label printer according to the seventh aspect of the present invention having the above-mentioned configuration, the bar code sensor reads the bar code indicating the leading position of the label provided on the back surface of the mount, and the remaining amount of the label remains. The bar code indicating the information is read, and the remaining amount of the label is displayed on the display of the personal computer which constitutes the display means and is connected to the controller via the interface.

[0019]

According to the label roll of the first invention having the above-mentioned operation, the label remaining amount can be known by reading the information indicating the label remaining amount displayed on the back surface of the backing sheet. As a result, it is possible to automatically display the remaining amount and to notify the time of label replacement.

Since the label roll of the second invention having the above-mentioned operation can easily know the remaining amount of the label by reading the bar code indicating the remaining amount of the label displayed on the back surface of the mount, As a result, it is possible to easily display the remaining amount of the label automatically and to notify the time of label replacement.

The label roll of the third invention having the above-mentioned operation reads the bar code indicating the head position of the label and the bar code indicating the remaining amount of the label displayed on the back surface of the mount to read the head position of the label. Since the label remaining amount can be easily known, the label remaining amount can be easily displayed automatically, and the label replacement time can be notified.

In the label printing machine of the fourth aspect of the present invention, the bar code indicating the leading position of the label and the bar indicating the remaining amount of the label arranged on the back surface of the mount by the bar code sensor. The code is read and the remaining amount of the label is displayed by the display means via the controller. Therefore, there is an effect of automatically displaying the remaining amount of the label and notifying the time of label replacement, and the label roll is set to the cassette. Even if it is housed in the container, it is not necessary to make the roll part transparent so as to be visible from the outside or to open the lid of the label printing machine for confirmation.

In the label printing machine according to the fifth aspect of the present invention having the above-mentioned operation, the head position sensor forming the bar code sensor reads the bar code indicating the head position of the label provided on the back surface of the mount. Since the remaining amount sensor reads the bar code indicating the information of the remaining amount of the label and displays the remaining amount of the label by the display means via the controller, the leading position of the label and the remaining amount of the label It is possible to detect the labels simultaneously and realize the automatic display of the label remaining amount to notify the time of label replacement, and even when the label roll is stored in the cassette, the roll can be seen from the outside. This has the effect of making it transparent and eliminating the need to open the lid of the label printing machine for confirmation.

In the label printing machine according to the sixth aspect of the present invention, the one bar code sensor indicates the leading position of the label longitudinally arranged on the back surface of the mount, and the bar code and the remaining label. The bar code indicating the quantity information is read together, and the remaining amount of the label is displayed by the display means via the controller. Therefore, the head position of the label and the remaining amount of the label are detected by one bar code sensor. This enables the system to be simplified, the system to be simplified, and the cost to be reduced.

In the label printing machine according to the seventh aspect of the present invention, which has the above-mentioned operation, the bar code sensor reads the bar code indicating the leading position of the label provided on the back surface of the mount, and information on the remaining amount of the label. Which reads the bar code indicating, and displays the remaining amount of the label on the display of the personal computer which constitutes the display means connected to the controller through an interface,
In addition to the same effect as the fourth invention, there is an effect that the remaining amount of the label can be displayed on the display of the personal computer.

[0026]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention are described below.
This will be described with reference to the drawings.

(First Embodiment) In the label roll and the label printing machine according to the first embodiment, as shown in FIGS. 1 to 3, a label mount 10 to which a plurality of labels 11 are stuck is wound in a roll shape. , A bar code 12 indicating information indicating the remaining amount of the label is arranged on the back surface of the mount corresponding to the position where the label 11 is adhered, together with a bar code 13 indicating the leading position of the label adhered to the mount. In the label printing machine 100 that uses the label 11 attached to the label roll 1 provided, the barcode 13 indicating the leading position of the label 11 disposed on the back surface of the mount. And the bar code sensor 2 that reads the bar code 12 indicating the information on the remaining amount of the label, the head position of the label output by the bar code sensor 2, and the remaining amount of the label. The label 11 on the basis of to the output signal
It comprises a controller 3 for controlling the conveyance and printing of the label and a display means 4 for displaying the remaining amount of the label.

In the label roll 1, as shown in FIG. 2, a label mount 10 having a plurality of labels 11 attached at regular intervals is wound in a roll shape and corresponds to the position where the labels 11 are attached. On the back surface of the mount, the bar code 13 is disposed so as to match the leading position in the transport direction of the label attached to the mount, and the bar code 13 is arranged in the width direction of the label mount 10 (perpendicular to the transport direction). A four-digit binary bar code 12 indicating the remaining amount of the label is arranged in (direction).

For example, by adopting a 4-digit binary code 12 (not necessarily 4 digits), it is possible to represent the numbers 0 to 15, and in the first embodiment, in practice. The number of labels is set to a value obtained by multiplying the number by the bar code by 10, and the bar code is changed every time 10 labels are printed, and a new label remaining amount is displayed.

That is, when the remaining amount is 30, the bar code is arranged at the bottom and the second digit from the bottom.
In the case of 20 labels with 0 labels sent out, the barcode is placed only in the second digit from the bottom,
Further, in the case where the remaining 10 sheets after 10 labels have been sent out, the bar code is arranged only in the lowermost digit.

As shown in FIGS. 2 and 3, the bar code sensor 2 includes a head position sensor 21 for reading the bar code 13 indicating the head position of the label provided on the back surface of the label mount, and a head position sensor. The bar code 12 indicating the remaining amount of the label arranged at a position corresponding to the remaining amount in the width direction of the mount 10 with respect to the bar code 13 indicating
And a remaining amount sensor 22 composed of four sensors for reading.

That is, as shown in FIG. 3, the four sensors constituting the remaining amount sensor 22 are arranged at the bottom and the second digit from the bottom when the remaining amount is 30, for example. If the bar code is detected by the bottom sensor and the second sensor from the bottom, and 10 labels are sent out and the remaining amount is 20, the bar code is placed in the second digit from the bottom. If the bar code is detected by the second sensor from the bottom and 10 labels are sent out and the remaining amount is 10, the bar code placed on the bottom digit is the bottom sensor. Is configured to be detected by.

As shown in FIGS. 1 and 3, the label printer constituting the label printing machine 100 is arranged so as to face the back surface of the label mount 10 and has the bar code 13 indicating the leading position of the label 11 and Bar code sensor 2 for reading the bar code 12 indicating the remaining amount of the label
An ink sheet 5 wound in a roll, an ink sheet sensor 50 for detecting the presence or absence of the ink sheet, a thermal head 6 for pressing and printing on a roll, and a controller for controlling label printing. It comprises a controller 3 and the display means 4 for displaying label printing parameters and label remaining amount.

The ink sheet 5 is, as shown in FIG. 1, a delivery roller 51 which rolls the ink sheet 5 in a roll shape and sends it out, and a winding roll which winds up the ink sheet 5 printed by the thermal head 6. It is wound between 52 and 52.

The controller 3 is connected to a personal computer through an interface (not shown) and a cord (RS232C or the like), and the display 71 of the personal computer 7 is connected.
The label printing parameter and the label remaining amount can be displayed.

The controller 3, which constitutes the print control device for controlling printing, outputs the output from the head position sensor 21 after the label remaining amount from the remaining amount sensor 22 of the bar code sensor 2 changes. By counting the number of labels printed on the basis of the number of labels printed, it is possible to always accurately grasp the number of labels in a unit of one sheet.

Even when the label roll is replaced on the way, the error is within 10 and the accurate label remaining amount can be obtained within 10 sheets of printing.

In the label roll of the first embodiment having the above-mentioned structure, the label roll, which is wound into a roll and corresponds to the position where the label 11 is attached, is provided with the bar code 13 indicating the leading position of the label, Since a plurality of the bar codes 12 indicating the remaining amount of the label are displayed, the bar code 13 indicating the leading position of the label and the bar code 12 indicating the remaining amount of the label displayed on the back surface of the mount are read. This makes it possible to easily know the label start position and the label remaining amount.

The label printing machine of the first embodiment having the above-mentioned configuration is arranged on the back surface of the mount by the bar code sensor 2 in the label printing machine 100 using the label stuck to the label roll 1. The bar code 13 indicating the head position of the label and the bar code 12 indicating the remaining amount of the label are read, and the head position of the label and the remaining amount of the label output by the bar code sensor 2 by the controller 3 are read. The label is controlled to be conveyed and printed on the basis of the output signal shown, and the remaining amount of the label is displayed by the display means 4.

Further, the head position sensor 21 constituting the bar code sensor 2 reads the bar code 13 indicating the head position of the label arranged on the back surface of the mount, and the remaining amount sensor 22 makes the label. The bar code 12 indicating the remaining amount information of the label, and the controller 3 controls conveyance and printing of the label based on the output signal indicating the label head position and the remaining amount of the label output from the bar code sensor 2. In addition, the display means 4 displays the remaining amount of the label.

Further, the head position of the label read by the barcode sensor 2 and the remaining label are read by the display 71 of the personal computer 7 constituting the display means connected to the controller 3 via the interface and the cable. The label printing parameters and the label remaining amount are displayed based on the bar codes 13 and 12 indicating the amount.

The label roll of the first embodiment having the above-mentioned operation reads the bar code 13 indicating the leading position of the label and the bar code 12 indicating the remaining amount of the label, which is displayed on the back surface of the mount, thereby reading the label. Since you can easily know the beginning position of and the remaining amount of label,
While easily enabling the automatic display of the remaining label,
This has the effect of making it possible to notify the time of label replacement.

The label printing machine according to the first embodiment having the above-mentioned operation displays information on the bar code 13 indicating the leading position of the label arranged on the back surface of the mount by the bar code sensor 2 and information on the remaining amount of the label. Since the bar code 12 shown is read and the remaining amount of the label is displayed by the display means 4 via the controller 3, there is an effect that the automatic display of the remaining amount of the label is realized and the time of label exchange is notified. At the same time, even when the label roll 1 is housed in the cassette, there is an effect that it is not necessary to make the roll portion transparent so as to be visible from the outside or to open the lid of the label printing machine for confirmation.

In the label printing machine of the first embodiment, the head position sensor 21 constituting the bar code sensor 2 is used.
Reads the bar code 13 indicating the leading position of the label provided on the back surface of the mount, and the remaining amount sensor 22 reads the bar code 12 indicating the remaining amount of the label, and the controller 3 Since the remaining amount of the label is displayed by the display means 4 via the display means, it is possible to detect the leading position of the label and the remaining amount of the label simultaneously.

Further, the label printing machine of the first embodiment displays the remaining amount of the label by the display 71 of the personal computer 7 constituting the display means connected to the controller 3 through the interface. 4 In addition to achieving the same effect as the invention of the 4th aspect, it is possible to display the remaining amount of the label on the display of the personal computer, and to monitor the remaining amount of the label and the parameters of the label printing at a remote position, and This has the effect of facilitating parameter setting changes.

In the label printing machine of the first embodiment, the controller 3 constituting the printing control device for controlling printing has changed the label remaining amount from the remaining amount sensor 22 of the bar code sensor 2. After that, the head position sensor 2
By counting the number of labels printed based on the output from 1, it is possible to always grasp the accurate number of labels in a unit of one sheet, and to facilitate a new label roll before the label runs out. Produce an effect.

(Second Embodiment) As shown in FIGS. 4 to 7, the label printer according to the second embodiment has the bar code 14 indicating the leading position of the label 11 and the information indicating the remaining amount of the label. The bar code 15 is arranged in the longitudinal direction of the back surface of the mount 10 corresponding to the position where the label is attached, and the bar code 14 indicating the leading position of the label arranged in the longitudinal direction on the back surface of the mount. The difference from the first embodiment is that one bar code sensor 23 that reads both the bar code 15 and the information indicating the remaining amount of the label is the difference from the first embodiment, and only the difference will be described below. .

As shown in FIG. 4, the label roll 1 is placed on the back surface of the mount, which corresponds to the position where the label 11 is stuck, at the leading position in the transport direction of the label stuck to the mount. And the bar code 14 is provided, and a 4-digit binary code 15 representing the remaining amount of the label is provided in the longitudinal direction (label conveying direction) of the label mount 10 with respect to the bar code 14. .

That is, as shown in FIGS. 4 and 5, the bar code 14 representing the head position is composed of a wide bar code, and the bar code 15 indicating the remaining amount of the label is the bar code representing the head position. The first bar code 14 is composed of four narrow bar codes arranged behind the bar code 14 in the conveying direction, and makes it possible to represent a number from 0 to 15 by the position and number of the narrow bar code. Similar to the embodiment, the actual number of labels is set to a value obtained by multiplying the number by the bar code by 10, and the bar code is changed every time 10 labels are printed, and a new label remaining amount is displayed.

The one bar code sensor 23 shown in FIG.
And, as shown in FIG. 7, the bar code 14 and 15 arranged on the back surface of the label mount 10 is irradiated by the infrared light emitting diode 24 through the irradiation hole 25 and reflected light is formed. Is detected by the phototransistor 27 through the infrared detection hole 26.

The label printing machine according to the second embodiment having the above-mentioned structure is provided with the one infrared reflection type bar code sensor 2.
3 reads the bar code 14 indicating the leading position of the label and the bar code 15 indicating the information of the remaining amount of the label arranged on the back surface of the mount, and the controller 3 outputs the bar code sensor 23. The conveyance and printing of the label are controlled based on the output signal indicating the leading position of the label and the remaining amount of the label, and the display means 4 displays the remaining amount of the label.

The label printing machine according to the second embodiment having the above-mentioned operation displays the bar code 14 indicating the leading position of the label arranged on the back surface of the mount by the bar code sensor 23 and the information of the remaining amount of the label. Since the bar code 15 shown is read and the remaining amount of the label is displayed by the display means 4 via the controller 3, there is an effect that the automatic display of the remaining amount of the label is realized and the time of label exchange is notified. Together with the label roll 1
Even when stored in a cassette, there is an effect that it is not necessary to make the roll portion transparent so as to be visible from the outside or to open the lid of the label printing machine for confirmation.

Further, in the label printing machine of the second embodiment, the one infrared reflection type bar code sensor 23 constituting the bar code sensor is arranged at the head of the label on the back surface of the mount in the longitudinal direction. The bar code 1 indicating the position
4 and the bar code 15 indicating the information of the remaining amount of the label
And the remaining amount of the label is displayed by the display means 4 via the controller 3, so that the head position of the label and the remaining amount of the label can be detected by one bar code sensor, and the system can be simplified. Thus, there is an effect that the cost is reduced.

(Third Embodiment) A label roll and a label printing machine according to a third embodiment include the bar code 14 having a constant width, which indicates the leading position of the label according to the second embodiment.
As shown in FIG. 8, the main difference from the second embodiment is that the width is reduced to a bar code 16 each time the remaining number of labels decreases by a certain number, and only the differences will be described below. To do.

In the label roll and the label printing machine according to the third embodiment having the above-mentioned structure, the one infrared reflection type bar code sensor 23 is provided on the back surface of the mount and the leading position of the label and the label are printed. The bar code 16 indicating the remaining amount information is read, and the controller 3 conveys the label based on the leading position of the label output by the bar code sensor 23 and the rise and pulse width of the pulse signal indicating the remaining amount of the label. And the printing is controlled, and the display means 4 causes the barcode 16 to be displayed.
The remaining amount of the label corresponding to the pulse width is displayed.

In the label printing machine according to the third embodiment having the above-mentioned operation, the one infrared reflection type bar code sensor 23 constituting the bar code sensor is arranged on the back surface of the mount in the longitudinal direction. Read the bar code 16 indicating the label start position and the label remaining amount,
Since the remaining amount of the label is displayed by the display means 4 via the controller 3, the bar code 16 whose width decreases each time the remaining amount of the label decreases by a certain number is read by one barcode sensor. Thus, the leading position of the label and the remaining amount of the label can be detected, and the system can be simplified and the cost can be reduced.

(Fourth Embodiment) A label roll and a label printing machine according to a fourth embodiment of the present invention include a bar code 14 having a constant width indicating the leading position of the label and a remaining amount of the label in the second embodiment. 4 digit bar code 15
As shown in FIG. 9, the bar code 14 indicating the leading position of the label each time the remaining amount of the label decreases by a certain number.
Bar code 17 showing the remaining amount of the label that changes the interval between
The main difference between the second embodiment and the second embodiment is described below, and only the difference will be described below.

In the label roll and the label printing machine according to the fourth embodiment having the above-mentioned structure, the one infrared reflective bar code sensor 23 indicates the leading position of the label provided on the back surface of the mount. The bar code 14 and the bar code 17 arranged at intervals corresponding to the remaining amount of the label are read, and the controller 3 outputs the pulse signal indicating the leading position of the label and the pulse signal. While controlling the conveyance and printing of the label based on the interval with the pulse signal indicating the remaining amount of the label, the display means 4 displays the remaining amount of the label according to the intervals between the barcode 14 and the barcode 16. To do.

In the label printer according to the fourth embodiment having the above-mentioned operation, the one infrared reflection type bar code sensor 23 constituting the bar code sensor is arranged on the back surface of the mount in the longitudinal direction. Since the bar code 14 indicating the leading position of the label and the bar code 17 arranged at intervals corresponding to the remaining amount of the label are read, the remaining amount of the label is displayed by the display means 4 via the controller 3. By the one bar code sensor,
The head position of the label and the remaining amount of the label are detected by detecting the interval between the bar code 14 indicating the head position of the label and the bar code 17 whose interval changes every time the remaining amount of the label decreases by a certain number. This has the effects of enabling detection, simplifying the system, and reducing costs.

The above-described embodiments have been described by way of example only, and the present invention is not limited to these embodiments. Those skilled in the art will recognize from the claims, the detailed description of the invention, and the drawings. Modifications and additions are possible without departing from the technical idea of the present invention.

Further, in the above-described first embodiment, the bar code sensor 2 reads the bar code 13 indicating the head position of the label provided on the back surface of the mount, and the head position sensor 21 and the label remaining. Although the example including the remaining amount sensor 22 for reading the bar code 12 indicating the amount information has been described, the present invention is not limited to this, and the bar code 1 indicating the leading position of the label is described.
The leading position sensor 21 for reading 3 is abolished, and the field of view of the remaining amount sensor 22 for reading the bar code 12 indicating the information on the remaining amount of the label is widened so that the leading position of the label is determined only by the remaining amount sensor 22. The bar code 13 shown
It is also possible to adopt a mode of reading.

Further, in the above-described embodiment, the example in which the bar code changes every time 10 labels are passed has been described as an example, but the present invention is not limited to this. Every 20 sheets, 100
It is also possible to adopt a mode in which the dispersion device is not used in order to simplify the device for changing the bar code for each sheet and reduce the cost.

[Brief description of drawings]

FIG. 1 is a block diagram showing a label printing machine according to a first embodiment of the present invention.

FIG. 2 is a plan view showing a part of the label roll of the first embodiment.

FIG. 3 is a view showing a bar code indicating the head position of the bar code sensor and the label and the remaining amount of the bar code of 30, 20, and 10 bar codes in the width direction of the label mount according to the first embodiment. It is a top view.

FIG. 4 is a plan view showing a bar code indicating a leading position of a label and a bar code corresponding to a label remaining amount in a longitudinal direction of a label mount according to a second embodiment of the present invention.

FIG. 5 is a side view showing a manner of arranging a bar code indicating a leading position of a label and a bar code corresponding to a label remaining amount on a label mount in the second embodiment.

FIG. 6 is a perspective view showing an infrared reflective barcode sensor according to the second embodiment.

FIG. 7 is a side view for explaining the operation of the infrared reflective bar code sensor of the second embodiment.

FIG. 8 is a plan view showing a manner of arranging a bar code on a label mount according to a label head position and a label remaining amount according to a third embodiment of the present invention.

FIG. 9 is a plan view showing a bar code indicating a leading position of a label and a bar code according to a remaining label amount on a label mount according to a fourth embodiment of the present invention.

FIG. 10 is a side view illustrating visual observation of a label roll in a conventional device.

FIG. 11 is a side view illustrating a transparent portion for visually observing the label roll in the cassette in the conventional apparatus.

FIG. 12 is a side view illustrating a lid for visually observing a label roll in a cassette in a conventional device.

[Explanation of symbols]

 1 Label Roll 2 Bar Code Sensor 3 Controller 4 Display Means 10 Label Mount 11 Labels 12, 13 Bar Code 100 Label Printing Machine

Continuation of front page (51) Int.Cl. ⁶ Identification code Office reference number FI Technical display area G09F 3/00 G09F 3/00 F

Claims (7)

[Claims] 1. A mount having a plurality of labels attached thereto is wound into a roll, and information indicating the remaining amount of the label is displayed on the back surface of the mount having the labels attached. Label roll. 2. The bar code according to claim 1, wherein the information indicating the remaining amount of the label is information indicating the remaining amount of the label disposed on the back surface of the mount corresponding to the position where the label is attached. A label roll characterized by being configured. 3. The label according to claim 2, wherein the bar code indicating information on the remaining amount of the label is provided together with the bar code indicating the leading position of the label attached to the mount. roll. 4. A label printing machine using a label attached to a label roll according to claim 3, wherein the bar code indicating the leading position of the label provided on the back surface of the mount and information on the remaining amount of the label are displayed. A bar code sensor that reads the bar code, a controller that controls the conveyance and printing of the label based on an output signal indicating the label head position and the remaining amount of the label output by the bar code sensor, and the remaining amount of the label A label printing machine characterized by comprising a display means for displaying. 5. The head position sensor according to claim 4, wherein the bar code sensor reads the bar code indicating the head position of the label provided on the back surface of the mount, and the bar position sensor indicates information about the remaining amount of the label. A label printing machine comprising a remaining amount sensor for reading a barcode. 6. The longitudinal direction of the back surface of the mount according to claim 4, wherein the bar code indicating the leading position of the label and the bar code indicating information about the remaining amount of the label correspond to the position where the label is attached. One of the bar code sensors that reads the bar code indicating the leading position of the label and the bar code indicating the remaining amount of the label arranged in the longitudinal direction on the back surface of the mount. A label printing machine comprising a bar code sensor. 7. The label printing machine according to claim 4, wherein the display means is a display of a personal computer connected to the controller through an interface.