KR101187020B1 - Printer for prevention of leakage printing information - Google Patents

Abstract

The present invention relates to a printer having a print information leakage prevention function, and more particularly, to the print information of the print ribbon used for printing to be lost in the printer itself, print information that can prevent the leakage of print information outside It relates to a printer having a leak prevention function.
A printer having a print information leakage preventing function of the present invention, the printer comprising: a print ribbon unit configured to be wound on a take-up roll by a print ribbon driving device as a print ribbon wound on a supply roll is performed by a printing process; And heating means used for printing to apply heat to the printing ribbon wound on the take-up roll so that printing information is lost.
According to this, when the printing ribbon supplied from the supply roll and performing the printing process is wound on the take-up roll, the printing information which is thermally fused to each other by the heating means and left in the printing ribbon is lost in an unrecoverable state, so that the printing information is leaked to the outside. There is an effect that can fundamentally block. In addition, since it is not necessary to provide a separate device for the disposal of the print ribbon, it is economical and has the advantage of providing convenience to the user.

Description

Printer with print information leakage prevention function {PRINTER FOR PREVENTION OF LEAKAGE PRINTING INFORMATION}

The present invention relates to a printer having a print information leakage prevention function, and more particularly, to print information of the print ribbon used for printing to be lost in the printer itself to prevent the print information from leaking outside of the print information. It relates to a printer having a leak prevention function.

In general, a printer that prints images, text, patterns, etc. is divided into an impact printer using a physical impact and a non-impact printer using a heat or a laser beam according to the printing method. It is widely used because of its low noise, fast printing speed and high print quality.

Non-impact printers include thermal transfer printers, inkjet printers, and laser printers. Among them, thermal transfer printers are printers which melt and print ribbon-type solid ink by heat, and have a relatively small printing surface and require precise printing. Is used for printing.

Thermal transfer printers include barcode printers for printing bar codes, tag printers for printing tags, and photo printers for printing photographs, etc., depending on the type of printed material. Typical thermal printers include credit cards, social security cards, ID cards, and employees. Card printers that receive data printed from a computer on a surface of various cards such as cards are printed and used.

As shown in FIG. 1, when the card a is supplied from a card supply device (not shown) as shown in FIG. 1, the thermal transfer head 10 is provided with the print ribbon 40 positioned on the printing surface of the card a. Is driven to perform printing.

The printing ribbon 40 is unwound by the printing ribbon driving device (not shown) in the state of being wound on the supply roll 30 to guide and move to the guide roller 60 to perform the printing process and to the take-up roll 50. It is supposed to be rewound.

Then, when all of the printing ribbon 40 wound on the supply roll 30 is unwound and wound on the take-up roll 50 as the printing process progresses, the supply roll 30, the print ribbon 40, and the take-up roll ( The entire print ribbon unit including 50) is removed and discarded. At this time, the print ribbon 40 has the disadvantage that the human body information is leaked to the outside because the printed information of the printed image, text, pattern, etc. remain in the intaglio form due to the characteristics of thermal transfer printing. In particular, in the case of a card used in financial institutions such as banks, securities companies, etc., personal information is leaked to the outside, causing serious financial damage due to duplicated cards.

Recently, in order to solve this problem, a method of crushing the waste print ribbon unit has been proposed. However, since the printing ribbon unit is provided with a supply roll and a winding roll of plastic material in which the printing ribbon is wound in addition to the printing ribbon, it is impossible to use only a crushing device used in a waste disposal plant to crush all of them. Due to economic and spatial problems and environmental issues such as noise, practical application is not possible.

SUMMARY OF THE INVENTION The present invention has been proposed in view of the above, and a printer having a print information leakage prevention function for preventing the leakage of print information by causing the print information of the print ribbon used for printing to be lost in the printer itself. The purpose is to provide.

In order to achieve the above object, a printer having a print information leakage prevention function according to the present invention is a printer, the printing ribbon wound on the supply roll is configured to be wound on the take-up roll by the printing ribbon drive device in accordance with the performance of the printing process A print ribbon unit; And heating means used for printing to apply heat to the printing ribbon wound on the take-up roll so that printing information is lost.

On the other hand, the heating means may be provided so as to move close to the winding roll so as to correspond to the winding thickness of the printing ribbon, the heater support member for applying an external force to be in close contact with the heating means on the winding roll may be provided. have.

Here, the heating means may be composed of a heater rod in close contact with the printing ribbon wound on the winding roll, the heater support member may be composed of an elastic member installed to apply an elastic force to the heater rod.

The heater rod is composed of a heating portion formed to correspond to the winding roll-side printing ribbon, a support portion extending on both sides of the heating portion, a heat transfer roller having a heater insertion hole formed therein, and a heater inserted into the heater insertion hole of the heat transfer roller. In addition, a ribbon hole or a printer case provided in the printer may be provided with a moving hole into which the support is inserted so that the heater rod can be moved back and forth, and the elastic member may be installed to contact the moving hole and apply an elastic force to the support. have.

The heater rod may include a heater installed on a support shaft, a support shaft, a heat transfer roller rotatably installed on the support shaft, and a heater installed to apply heat to the heat transfer roller. A ribbon hole or a printer case may be provided with a moving hole into which the support shaft is inserted so that the heater rod can be moved back and forth.

The heater support member may include a fixing bracket formed on the ribbon case or the printer case; And a moving rod having an elastic member inserted on an outer circumferential surface thereof, one end of which is connected to the support shaft and the other end of which is movable to the fixing bracket.

On the other hand, it may further include a heating means control unit for controlling the heating temperature and the heating time of the heating means in accordance with the operation of the printing ribbon drive device.

It may include a temperature sensing unit for sensing the heating temperature of the heating means applied to the heating means control unit.

And, it may include a heating input unit for inputting a signal for driving the heating means.

In the printer having the print information leakage preventing function of the present invention, when the printing ribbon supplied from the supply roll and performing the printing process is wound on the take-up roll, the printing information which is thermally fused to each other by the heating means and left in the printing ribbon is recovered. Since it is lost in an impossible state, there is an effect that can fundamentally block the leakage of printed information. In addition, since it is not necessary to provide a separate device for the disposal of the print ribbon, it is economical and has the advantage of providing convenience to the user.

1 is a view for explaining a conventional printer,
2 is a view for explaining the technical idea of a printer having a print information leakage prevention function according to an embodiment of the present invention;
3 is a block diagram showing a printer having a print information leakage prevention function according to an embodiment of the present invention;
4A and 4B are perspective views showing an example of a heating means applied to a printer having a print information leakage preventing function according to an embodiment of the present invention;
5A and 5B are perspective views showing another example of a heating means applied to a printer having a print information leakage preventing function according to an embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

2 is a view for explaining the technical idea of a printer having a print information leakage prevention function according to an embodiment of the present invention.

Referring to Figure 2, a printer having a print information leakage prevention function according to an embodiment of the present invention, the printing ribbon 120 wound on the supply roll 110 as the print ribbon driving device (not shown) At the time, the print ribbon unit 100 is configured to be wound around the take-up roll 130 by a portion corresponding to 340 of FIG. 5, and used for printing, the print ribbon wound on the take-up roll 130 ( The print information of 120 is characterized in that it is configured to lose itself in the printer.

To this end, the printer having a print information leakage prevention function according to the present invention has a heating means 200 is installed in close proximity to the take-up roll (130). The heating means 200 moves corresponding to the winding thickness of the printing ribbon 120 in consideration of the fact that the thickness of the printing ribbon 120 wound on the winding roll 130 is gradually increased as the printing is repeatedly performed. It is possible.

The heating means 200 is configured to apply heat to the printing ribbon 120 used for printing so that the printing ribbons 120 wound on the take-up roll 130 are thermally fused to each other so that printing information is lost. If the structure that can apply heat to 120 may be configured in a variety of structures without limitation. For example, the heating means 200 may be configured as a heater rod 210 in close contact with the printing ribbon wound on the take-up roll 130 as shown in FIG.

In addition, the heating means 200 further includes a heater support member 220 for applying an external force to be in close contact with the winding roll 130. The heater support member 220 may be formed in various structures as long as the heating means can be stably adhered to the printing ribbon 120 even if the thickness of the printing ribbon 120 wound on the winding roll 130 is increased. As shown in FIG. 2, the heater support member 220 may include an elastic member 221 installed to apply an elastic force to the heater rod 210.

Figure 3 is a block diagram showing a printer having a print information leakage prevention function according to an embodiment of the present invention.

Referring to FIG. 3, a printer having a print information leakage prevention function according to an embodiment includes a print ribbon unit 100, a heating means 200, a heating means control unit 310, a temperature sensing unit 320, and a heating input unit. 330.

The heating means controller 310 is configured to control the driving of the heating means 200 according to the operation of the print ribbon driving apparatus 340. The control unit 300 is provided in the printer for controlling the print ribbon driving apparatus 340. In addition to). The heating means controller 310 operates a driving motor (not shown) of the print ribbon driving device 340 according to a user's operation signal so that the supply roll 110 and the take-up roll 130 are rotated and the print ribbon 120 is rotated. When the printing process is performed by the thermal transfer head 10 while moving, the heating means 200 is controlled to be driven for a predetermined heating temperature and time.

The temperature sensing unit 320 is configured to sense the heating temperature of the heating means 200 and to apply it to the heating means control unit 310, the heating means control unit 310 in accordance with the detection signal applied from the temperature sensing unit 320 By controlling the driving of the heating means 200 to stably heat-sealed the print ribbon 120 and to prevent damage to the printer or the occurrence of fire due to overheating.

The heating input unit 330 is a component for inputting a driving signal of the heating means 200, and the on / off input signal of the heating means, the heating means to be operated manually or in conjunction with the driving of the print ribbon drive device 340 It may be provided with a selection switch for automatically operating.

Figures 4a and 4b is a perspective view showing an example of the heating means applied to the printer having a print information leakage prevention function according to an embodiment of the present invention, this example is characterized in that the heating means is configured in the printer body 4A shows a heater rod configured as a rectangular rod-shaped heater, and FIG. 4B shows a heater rod configured to be rotatable.

As shown in Figure 4a, the heating means 200 is composed of a heater rod 210, the heater rod is composed of a rectangular bar-shaped heater 211.

And, the heater rod 210 may be installed on the ribbon case 140 as shown in Figures 5a and 5b to be described later, because the ribbon case 140 must be replaced with the ink ribbon when the ink ribbon is completed. In this example, it arrange | positions on the printer case 150 which forms the main body of a printer. That is, a moving hole 151 is formed in the printer case 150 so that the heater rod 210 can move back and forth, and the heater 211 is elastically supported on the printer case 150 in contact with the moving hole 151. A pair of heater support members 220 are configured.

The heater support member 220 is a fixed bracket 223 formed on the inner wall of the printer case 150, one end is fitted to the support shaft 213, the other end is movable rod 225 is inserted into the fixed bracket 223 to be movable. And an elastic member 224 fitted to the movable rod 225.

Heater support member 220 of such a structure, when the thickness of the printing ribbon 120 wound on the take-up roll 130 is increased, the thickness of the printing ribbon 120 because the moving rod 225 to the outside by the increase of the thickness It is possible to elastically support the heater rod 210 stably while responding appropriately.

As shown in Figure 4b, the heating means 200 is composed of a heater rod 210, heater rod 210 so as to minimize the frictional resistance in contact with the printing ribbon 120 wound on the take-up roll 130 ) Is a rotatable structure.

That is, the heater rod 210 is formed in a round bar shape is inserted into the moving hole 151 and the support shaft 213, the heater insertion hole 213a is formed in the inner center, rotatably installed on the support shaft 213 The heat transfer roller 214 is formed to have a length of about the width of the print ribbon 120, and the heater 215 is inserted and installed in the heater insertion hole 213a.

5A and 5B are perspective views showing another example of a heating means applied to a printer having a print information leakage preventing function according to an embodiment of the present invention. In this example, the heating means is configured in a ribbon case. The rod is constituted by a rectangular bar-shaped heater, and FIG. 5B is a rotatable structure of the heater rod.

Referring to Figure 5a, the printer having a print information leakage prevention function according to the present invention comprises a heating means 200 for heat-sealing the printing ribbon 120 wound on the take-up roll 130, supply roll 110 And a ribbon case 140 provided to rotatably support the winding roll 130.

And, the heater rod 210 is composed of a rectangular rod-shaped heater 216 is installed to correspond to the take-up roll 130, the printing ribbon 120.

Ribbon case 140 has a moving hole 141 is inserted into the heater 216 is inserted into the outer side in contact with the take-up roll 130 side for the forward and backward movement of the heater rod 210, this moving hole 141 In the heater support member 220, an elastic member 221 is provided to apply an elastic force to the heater 216. At this time, the elastic member 221 is a structure that can apply the elastic force to the heater 216 is not limited to the installation position, it is installed on the support 142 separately configured so as not to be separated in the installed state.

Referring to FIG. 5B, the heater rod 210 includes a round bar-shaped heating part 217a formed in a width corresponding to the winding ribbon 130 side printing ribbon 120 and a support part extending on both sides of the heating part 217a. And a heater 218 inserted into the heater insertion hole 217c of the heat transfer roller 217, and a heat transfer roller 217 formed of a 217b and having a heater insertion hole 217c formed therein.

Ribbon case 140 has a moving hole 141 is inserted into the support portion 217b is inserted into the outer side in contact with the winding roll 130 side for the front and rear movement of the heater rod 210, this moving hole 141 In the heater support member 220, an elastic member 221 is provided to apply an elastic force to the support portion 217b.

The operation of the printer having a print information leakage prevention function according to an embodiment of the present invention described above will be briefly described.

As shown in FIG. 2, when the print ribbon driving device is driven according to a user's operation signal, the print ribbon 120 wound on the supply roll 110 is released and guided and moved to the guide roller. It will pass through the bottom of. At this time, when the card loaded in the card supply device (not shown) is supplied, the thermal transfer head 10 is driven in a state where the print ribbon 120 is positioned on the printing surface of the card a to perform a printing operation.

The completed print ribbon 120 is guided and moved to the guide roller according to the operation of the print ribbon driving device, and is then wound on the take-up roll 130 again. When the printing ribbon 120 is wound on the winding roll 130 as described above, the heating rod 210 composed of the heating means 200 is heated in accordance with a control signal of the heating means controller 110 to generate heat from the printing ribbon ( 120).

When heat is applied in this way, the wound surfaces of the print ribbon 120 are melted with each other and thermally fused into one lump. Accordingly, the printing information remaining on the print ribbon 120 in the printing process is not recoverable, and the loss (the heat-welded in one piece of the print ribbon cannot be physically easily separated, and even if separated, the fusion portions are torn apart and damaged). Since the printing information is lost), even if the print ribbon unit 100 is discarded or recycled as it is, the problem of printing information leaking to the outside can be solved.

In addition, even if the thickness of the printing ribbon 120 wound on the take-up roll 130 is increased due to the continuous execution of the printing process, since the elastic member 221 is moved backward while maintaining the elastic force, the heating means 200 and the printing ribbon ( While maintaining the close contact state of 120, the operation of thermally bonding the print ribbons to each other can be performed smoothly.

What has been described above is only one embodiment for implementing a printer having a print information leakage prevention function according to the present invention, the present invention is not limited to the above embodiment, as claimed in the following claims Those skilled in the art to which the present invention pertains without departing from the gist of the present invention will have the technical idea of the present invention to the extent that various modifications can be made.

100: print ribbon unit 110: feed roll
120: print ribbon 130: winding roll
140: ribbon case 150: printer case
200: heating means 210: heater rod
220: heater support member 221: elastic member
300: control unit 310: heating means control unit
320: temperature detection unit 330: heating input unit
340: print ribbon drive device

Claims (9)

A print ribbon unit configured to be wound around a feed roll by a print ribbon driving device according to the performance of a printing process, and a printing ribbon unit used for printing to apply heat to the print ribbon wound around the take-up roll for printing In a printer having a heating means for causing information to be lost,
The heating means is installed so as to move close to the take-up roll so as to correspond to the take-up thickness of the printing ribbon, and is provided with a heater support member for applying an external force to closely contact the heating means on the take-up roll, the heating means Is composed of a heater rod in close contact with the printing ribbon wound on the winding roll, the heater support member is composed of an elastic member installed to apply an elastic force to the heater rod,
The heater rod is composed of a heating portion formed to correspond to the winding roll-side printing ribbon, a support portion extending on both sides of the heating portion, a heat transfer roller having a heater insertion hole formed therein, and a heater inserted into the heater insertion hole of the heat transfer roller. Become,
The ribbon case or the printer case provided in the printer is formed with a moving hole in which the support is inserted so that the heater rod can be moved back and forth, the elastic member is installed so as to contact the moving hole to apply an elastic force to the support portion Printer with information leakage prevention function.
delete delete delete A print ribbon unit configured to be wound around a feed roll by a print ribbon driving device according to the performance of a printing process, and a printing ribbon unit used for printing to apply heat to the print ribbon wound around the take-up roll for printing In a printer having a heating means for causing information to be lost,
The heating means is installed so as to move close to the take-up roll so as to correspond to the take-up thickness of the printing ribbon, and is provided with a heater support member for applying an external force to closely contact the heating means on the take-up roll, the heating means Is composed of a heater rod in close contact with the printing ribbon wound on the winding roll, the heater support member is composed of an elastic member installed to apply an elastic force to the heater rod,
The heater rod includes a support shaft, a heat transfer roller rotatably installed on the support shaft, and a heater installed to apply heat to the heat transfer roller.
The ribbon case or the printer case provided in the printer, the printer having a print information leakage prevention function, characterized in that the moving hole is inserted into the support shaft is formed so that the heater rod can be moved forward and backward.
The method of claim 5,
The heater support member
A fixing bracket formed on the ribbon case or the printer case; And
And a moving rod having an elastic member inserted on an outer circumferential surface thereof, one end of which is connected to the support shaft and the other end of which is movable to the fixing bracket.
The method according to any one of claims 1, 5, and 6,
And a heating means controller configured to control a heating temperature and a heating time of the heating means according to the operation of the print ribbon driving apparatus.
The method of claim 7, wherein
And a temperature sensing unit for sensing a heating temperature of the heating unit and applying the heating unit to the heating unit control unit.
9. The method of claim 8,
And a heating input unit for inputting a signal for driving the heating means.

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