KR20110067605A - Printing unit having an ink spread preventing function - Google Patents

Abstract

PURPOSE: A printing machine having an ink spread prevention function is provided to prevent the spread of ink by pressing down with a rib installed to the lower part of a guide member of a printing head. CONSTITUTION: A printing machine(100) having an ink spread prevention function comprises a feed unit(G) transferring a paper medium inserted by a user through an inlet(110), a printing unit(130) printing various information like transaction details, etc. on the paper medium and a page turning unit(R) turning over a page of the paper medium at need, and presses down the top and the bottom of a printing line of the paper medium to prevent the spread of ink when printing unit puts into print.

Description

Printing apparatus having ink bleed prevention function {PRINTING UNIT HAVING AN INK SPREAD PREVENTING FUNCTION}

The present invention relates to a printing apparatus having an ink bleeding prevention function, and more particularly, a printing apparatus capable of preventing ink from bleeding when printing various types of information on an account using a printing apparatus installed in a financial automation device. It is about.

As is well known, financial automation equipment refers to an automation apparatus capable of providing various financial services such as deposit or withdrawal regardless of time and place with respect to financial services and without the help of a bank employee.

Such financial automation devices can be largely classified into cash dispensers and cash dispensers according to whether they are withdrawn or withdrawn, and recently, they have been used for various purposes such as cash withdrawals, check withdrawals, bankbook arrangement, payment of giro fees, and ticket release.

In addition, the financial automation device stores the user's bankbook and prints the deposit and withdrawal status generated from the user's account to the bankbook through the printing device installed therein, thereby checking the various deposit and withdrawal status through the discharged bankbook.

Here, the printing device installed inside the financial automation device includes a transfer unit for transferring the inserted bankbook, a magnetic information recognition unit for recognizing basic information of the bankbook, a printing unit for printing the transaction history of the bankbook, and a page turning over the pages of the bankbook. It may include a turning part.

In particular, the printing head which is installed in the printing unit and prints various information such as transaction details on the bankbook is moved to the correct position where the bankbook starts printing when the bankbook is inserted and prints various information on the bankbook.

When the bankbook is inserted using the printing head of the printing unit as described above, for example, a process of repeatedly printing a predetermined line for a bankbook having a standard such as 5 LPI (line per inch) is repeatedly performed. To print a variety of information on the account.

However, after printing a predetermined line, the passbook is fed by a certain line in order to perform the printing of the next line. When the passbook is folded or crying occurs, the ink used in the previous printing If the printing head passes for printing the next line in a dry state, there is a problem that the ink is smeared.

The present invention has been made to solve this problem, the purpose of the printing of the passbook, the upper and lower surfaces of the print line of the passbook by pressing the ribs provided in the lower guide member on both sides of the printing head, the passbook is folded or crying It is to provide a printing apparatus that can prevent the ink from spreading by preventing.

Another object of the present invention is that ink may bleed when the rib of the guide member touches the preceding printing line, so that the rib is positioned between the lines by fluidly calculating and adjusting which pin to use among the head pins of the printing head. It is to provide a printing apparatus that can prevent bleeding.

According to an embodiment of the present invention, a printing apparatus for printing a financial transaction history, a transfer unit for transferring a paper medium inserted by the user through the doorway, and can print various information such as transaction details on the paper medium; And a page turning part capable of turning over pages of a paper medium, if necessary, to prevent ink from spreading by pressing the upper and lower sides of a printing line when printing the printing unit.

The printing unit includes a printing unit frame, a printing head which is provided to the printing unit frame to print various information including transaction details on the paper medium, a head driving unit which drives the printing head, and printing heads on both sides of the printing head. It is preferable to include a pair of guide members each of which guides the left and right reciprocating movements, each of which has a bottom surface below the printing head so as not to interfere with the ink printed on the paper medium.

In the present invention, a pair of ribs are provided on the upper and lower sides of the guide member to be parallel to each other, each of the ribs is formed with a steep inclination toward the printing head, gently formed to the far side, the gap between the pair of ribs is printed It is preferably formed to be located between the lines, and is preferably printed between the ribs.

The printing head includes a sensor for recognizing a barcode of the paper medium.

According to the present invention, ink can be prevented from spreading as the ribs provided on the lower and lower portions of the printing member press the upper and lower surfaces of the printing line to fold or cry the bankbook while printing the bankbook. By calculating and adjusting which pin to use among the head pins of the ribs, the ribs are positioned between the lines, thereby preventing the spread of ink.

Hereinafter, a printing apparatus according to an embodiment of the present invention will be described with reference to the accompanying drawings.

FIG. 1 is a perspective view illustrating an automatic teller machine equipped with a printing apparatus according to an embodiment of the present invention, and FIG. 2 is a perspective view showing the printing apparatus shown in FIG.

1 and 2, the automated teller machine 10 includes a main body 20 forming an external appearance and an entrance 110 provided in the main body 20 and into which the paper medium 50 can be inserted. One printing apparatus 100 is included.

The printing apparatus 100 according to an embodiment of the present invention may organize the financial transaction details of the user on the paper medium 50. Printing apparatus 100 is a transfer unit (G) that allows the user to transfer the paper medium 50 inserted through the doorway (110), and printing that can print a variety of information, such as transaction history on the paper medium 50 The unit 130 and a page turning unit R for turning over the page of the paper medium 50 as necessary.

The transfer unit G is provided with a plurality of rollers and a belt (not shown) so that the paper medium 50 inserted through the doorway 110 can be transferred to the printing unit 130 and the page turning unit R. In some cases, the belt may be stretched in the transfer process, and thus, the guide unit (not shown) may be provided on the transfer unit G to provide a tension on the upper surface of the paper medium 50 so that the paper medium 50 is smooth. It can be guided to be transported.

3 and 4 are perspective views partially showing the printing apparatus of FIG. 2, and FIG. 5 is a perspective view showing a driving state of the printing apparatus of the present invention.

3 to 5, the printing unit 130 of the printing apparatus 100 of the present invention is provided in the printing unit frame 131 and the printing unit frame 131 to include the transaction history in the paper medium 50. A sensor provided in the printing head 133 for printing various kinds of information, the head driver 134 for driving the printing head 133, and the printing head 133 to recognize the barcode 52 of the paper medium 50. 136 may include. The printing head 133 is provided with a cartridge mounting portion 135 to which an ink cartridge (not shown in the drawing) is mounted.

The printing unit frame 131 supports and fixes the printing head 133 and the head driver 134 so that the paper medium 50 can be stably printed.

In addition, the printing unit frame 131 may be formed with a bottom portion (f) so as to support the bottom surface of the paper medium 50, at least of the bottom portion (f) along the conveying direction of the paper medium 50 The side wall 132 may be formed on one side.

The sensing hole 138 may be formed in the bottom portion f of the printing unit frame 132. The sensing hole 138 may be formed adjacent to the side wall 132, that is, at a position close to the side wall 132, and the deceleration time may be determined when the printing head 133 is driven using the sensing hole 138. have.

In addition, the sensor 136 included in the printing head 133 to recognize the barcode 52 of the printed page of the paper medium 50 is a kind of barcode sensor that can recognize the printed surface of the paper medium 50. Is preferred.

When the sensor 135 recognizes the barcode on the printing surface of the paper medium 50, the printing head 133 may be driven slowly, and on the other hand, the sensor 136 detects the detection hole 138. Even if it is possible to control the driving speed of the printing head 133. That is, the sensor 136 may be configured to decelerate the driving speed of the printing head 133 on the basis of the time when the sensor 136 detects the detection hole 138. Thus, the sensor 136 detects the detection hole 138. The viewpoint may be referred to as a deceleration timing.

In this case, the sensor 136 is described as an example of being located below the cartridge mounting portion 135 provided in the printing head 133, but in the present invention, the mounting position of the sensor 136 is limited or limited to this. Of course not.

As described above, when the driving speed of the printing head 133 is reduced, when the paper medium 50 is inserted into the printing apparatus 100, the head driving unit 134 moves the printing head 133 to the paper medium 50. This is because you have to move the pointer to the correct position for printing. Before printing, the printing head may be printed before starting printing, because if the correct position of the printing head 133 is not determined, a printing defect may occur, such as a pattern printed on the paper medium 50 being irregular or overprinted. It is important to determine the exact position of 133, that is, the reference position of the start of printing.

In an embodiment of the present invention, the exact position of the printing head 133 of the printing apparatus 100 is determined as a position or moment at which the printing head 133 contacts or collides with the side wall 132 of the printing unit frame 131. Can be. Of course, this does not limit or limit the invention.

For example, if the position where the printing head 133 collides with the side wall 132 of the printing unit frame 131 is the exact position of the printing head 133, it is possible to print without using an additional position detecting means or sensor. Only the mechanical structure of the unit frame 131 has the advantage of determining the exact position of the printing head 133.

Here, the printing unit frame 131 used to determine the correct position of the printing head 133 can choose any one of the left and right side walls, in this embodiment based on the left side wall 132, in this case the left side And the reference of the right means the left and right when viewed in the conveying direction of the paper medium 50. 3 shows a state in which the printing head 133 is positioned in position.

Meanwhile, the head driver 134 is formed in parallel with a timing belt 134a connected to the printing head 133, a DC motor (not shown) and a timing belt 134a for driving the timing belt 134a. It may include a guide rod 134b for guiding a linear movement of the printing head 133 and a linear encoder 137 for obtaining speed information of the printing head 133. The linear encoder 137 may be provided with an optical sensor (not shown) for reading the position information.

The cartridge mounting portion 135 of the printing head 133 to which the ink cartridge (not shown) is mounted is penetrated by the guide rod 134b of the head driving portion 134 provided above the bottom portion f of the transfer portion G. Since it is connected to the timing belt 134a, the printing head 133 is reciprocated from side to side along the upper surface of the paper medium 50 by the operation of the motor of the head driving unit 134, and a predetermined line on the paper medium 50. Prints various information of. As the printing head 133 moves, the cartridge mounting part 135 is moved by a dotted line in FIG. 5.

On the other hand, the bottom of the printing head 133 is provided with a shutter 139 for shielding the gap (not shown) formed in the bottom portion (f) of the printing unit frame 131 according to the movement of the printing head 133. Since one end of the shutter 139 is connected to the printing head 133 and the other end is connected to the drum 140, the printing head 133 is moved left and right by the operation of the head driver 134. As it is wound or wound on the drum 140 as a mainspring, the gap is shielded.

6 and 7, a pair of guide members 141 are attached to both sides of the printing head 133 to guide left and right reciprocating movements of the printing head 133, and each guide member 141 is provided with a pair of guide members 141. It is preferable that the bottom surface beneath the printing head 133 so as not to interfere with the ink printed on the paper medium 50. A pair of ribs 142 formed in parallel with each other are provided above and below the guide member 141, and each of the ribs 142 has a steep inclination toward the printing head 133 and is smooth to the far side. In the drawing, reference numeral 136 denotes a sensor that recognizes the barcode 52 in order to recognize the printing surface of the paper medium 50.

When the paper medium 50 is spread out in a size of 14 cm X 17 cm and inserted into a normal bankbook which is printed with a printing size of about 3 mm per line on 5 lines of 5 mm, the printing head 133 has the above configuration. While moving to the left and right, printing by a predetermined line, and when printing all the lines of the printing surface, the paper medium 50 is transferred to the page turning unit (R), is transferred to a new printing surface and placed again in the printing position This will print a new report.

As such, in the process of feeding the passbook between the page turning unit R and the printing unit 130, the printing surface of the passbook may be convex instead of being kept flat. In this case, when the printing head 133 moves left and right to print a predetermined line, the printing state in which the printed ink is spread by the guide member 141 becomes poor, and in severe cases, the printing content cannot be identified. It is about.

In the printing apparatus of the present invention, when printing the passbook in the printing unit 130, the rib 142 is installed on the lower side of the guide member 141 on both sides of the printing head 133 by pressing the upper and lower surfaces of the printing line of the paper medium 50 As you zoom, the printed surface becomes flat to prevent ink from spreading.

At this time, it is also important to prevent the ink on the printing surface from spreading by the ribs 142. In the printing apparatus of the present invention, the distance between the pair of ribs 142 provided on each guide member 141 is i.e. As shown in FIG. 8, it is preferable to form the ribs 142 so as to be positioned between the printing lines, and to be configured to be printed between the ribs 142. This can be done by flexibly calculating and adjusting which pin to use among the head pins of the printing head 133, and also prevents ink from spreading by the ribs 142.

In the above description has been described by presenting a preferred embodiment of the present invention, but the present invention is not necessarily limited thereto, and those skilled in the art to which the present invention pertains will be without departing from the spirit and scope of the present invention. It will be readily appreciated that branch substitutions, modifications and variations are possible.

1 is a perspective view showing a financial automatic machine equipped with a printing apparatus according to an embodiment of the present invention,

FIG. 2 is a perspective view showing the printing apparatus shown in FIG. 1;

3 and 4 are perspective views partially showing the printing apparatus of FIG.

5 is a perspective view showing a driving state of the printing apparatus of the present invention;

6 is a plan view showing in detail the bottom of the print head of Figure 5,

7 is a front view of FIG. 6,

FIG. 8 is a state diagram in which ribs under the guiding member of FIG. 6 are positioned between lines of a printing line. FIG.

<Description of the symbols for the main parts of the drawings>

50: paper medium 52: barcode

100: printing apparatus 110: entrance

130: printing unit 131: printing unit frame

132: side wall 133: printing head

134: head drive portion 135: cartridge mounting portion

136: sensor 137: linear encoder

138: detection hole 139: shutter

140: drum 142: guide member

142 rib

Claims (5)

As a printing device for printing the financial transaction history, A conveying unit for conveying a paper medium inserted by the user through the doorway; A printing unit capable of printing various information such as transaction details on the paper medium; It includes a page turning part to turn the page of the paper medium as needed, When printing the printing unit, the ink is prevented from spreading by pressing the upper and lower surfaces of the printing line of the paper medium A printing apparatus having an ink bleeding prevention function. The method of claim 1, The printing unit Printing unit frame, A printing head provided in the printing unit frame to print various information including transaction details on the paper medium; A head driver for driving the printing head; Guide the left and right reciprocating movement of the printing head on both sides of the printing head, each comprising a pair of guide members whose lower surface is located below the printing head so as not to interfere with the ink printed on the paper medium. A printing apparatus having an ink bleeding prevention function. The method of claim 2, Upper and lower portions of the guide member are provided with a pair of ribs formed in parallel with each other, each of which has a steep inclination toward the printing head and is smooth toward the far side. A printing apparatus having an ink bleeding prevention function. The method of claim 3, wherein The spacing between the pair of ribs is formed to be positioned between the printing lines and is printed between the ribs. A printing apparatus having an ink bleeding prevention function. The method of claim 1, The printing head includes a sensor capable of recognizing a barcode of the paper medium. A printing apparatus having an ink bleeding prevention function.

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