KR100389763B1 - Punched paper supplying box of printer integrated in handheld terminal - Google Patents

Abstract

The present invention relates to a paper feeder for supplying printed paper of a printer embedded in a portable wireless terminal.

The paper feed tray for supplying the printed paper of the printer built in the portable wireless terminal has a paper outlet for discharging paper on one side, and the paper is discharged one by one while the paper is folded in half. And a paper separation prevention barrier formed above and at the lower end of the paper outlet toward the inside where the paper is loaded. Preferably, the paper outlet is formed by separating the paper feed tray into an upper tray and a lower tray. The side may be opened and closed, and the other side may be pivotally coupled to the hinge to load the paper through the openable side.

Description

Punched paper supplying box of printer integrated in handheld terminal

The present invention relates to a printhead feeder for transferring a printhead of a printer embedded in a portable wireless terminal, and a paper feeder for feeding the printed paper.

Recently, with the rapid development of network technology such as the Internet and wireless communication technology, there have been attempts to apply to various fields from space constraints through network technology such as the Internet, wireless communication technology or a combination thereof.

For example, a gas station, a taxi, a restaurant, a delivery company, etc., look up various cards such as a credit card at a place where goods or services are provided, and if approved, issue a sales slip and make payments, Real-time management of warehouses and related commodity information is enabled on-site, and the results of meter reading such as electricity and water are transmitted to the relevant server, and instant bills can be issued, maximizing efficiency in various fields.

To this end, there is always a need for a wireless terminal which can carry out relevant tasks while carrying, and in particular, a printer needs to be embedded in the terminal to issue a sales slip or issue a bill.

Therefore, although a thermal transfer printer capable of being miniaturized to be built in the terminal and being portable can be employed, it is difficult to preserve the printed contents of the printed sales slip or payment notice without damage for a long time.

However, although a dot printer can be used instead of the thermal transfer printer, the dot printer has a complicated configuration, which inevitably increases in size, and also has a heavy weight, thereby making it difficult to apply to a portable terminal.

From this, a utility model registration application was filed on May 28, 1998 (1998 Utility Model Registration Application No. 8988) in the name of the applicant, which incorporates a small printer in a portable credit card inquiry payment machine. On the 27th (Utility Model Registration No. 200108), a utility model registered technology was devised.

The technique relates to a printhead conveying apparatus for applying to a voucher printer embedded in a portable credit card inquiry payment machine as shown in FIG. 1, wherein the first conveyance guide is located in front of the frame 10. A shaft 44; A bush carrying the printhead 40 reciprocating between the right end of the left operating hole 32 of the platen 30 and the left end of the right operating hole 34, wherein the first transfer guide shaft 44 is interpolated. It is fitted so as to be slidable, the carriage is provided in the center portion adjacent to the first conveying guide shaft 44 and the conveying pin 43 protrudes downward at the same height as the first conveying guide shaft 44 ( 42); A second conveyance guide shaft 46 positioned behind the frame 10 and guiding a rear side of the carriage 42; A screw shaft (68) having a spiral groove (68a) to which the transfer pin (43) of the carriage (42) is fitted to reciprocate the carriage (42); Drive means (60, 62, 64, 66) for rotating the screw shaft (68); In this way, the installation space and the power for driving the driving means can be significantly reduced than before.

However, in the above configuration, only the guides of the transfer of the print head 40 are guided by the transfer guide shafts 44 and 46 provided at the front and rear of the carriage 42, and the spiral formed on the screw shaft 68 The drive means (60, 62) are configured by conveying the print head (40) separately by a feed pin (43) fitted in the groove (68a) to reciprocally transport the carriage (42). There is a limit to minimizing the power for driving the 64,66, and it is necessary to secure the space as much as the transfer guide shafts 44 and 46 are installed, which acts as an obstacle to further miniaturization.

In addition, it is necessary to minimize the size of each component in order to implement a variety of functions while carrying a single terminal.

From this, it is an object of the present invention to provide a printhead conveying apparatus for a printer built in a portable terminal which minimizes power and installation space for driving the driving means.

In addition, an object of the present invention is to provide a paper feed box of a printer built in a portable terminal to smoothly supply the paper while minimizing the paper feed device to be printed to achieve a variety of functions while carrying a single terminal do.

1 is a view illustrating a state in which a part of a printer part built in a conventional portable credit card inquiry payment machine is removed;

2 is a view showing a state in which a part of the case of the printer portion built in the portable wireless terminal of the present invention is removed;

3 is a front view of a print paper feeder for loading print paper coupled to the bottom of the portable wireless terminal of FIG.

4 is a cross-sectional view of the paper feed tray of FIG. 3,

5 is an enlarged view of a portion “A” of FIG. 4;

Fig. 6 is a cross-sectional view of the portion “A-A” of Fig. 2, showing supply of print paper to a printer built in the portable wireless terminal of the present invention.

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

1: print head 2: carriage

3: carriage guide feed pin 4: carriage guide groove

5: carriage transfer power transmission gear 6: screw shaft

7: spiral groove 8: frame

9: carriage feed motor 10: paper feed motor

11: sprocket roller 12: paper discharge power transmission gear

13: knob 14: carriage guide shaft

15: inlet guide 16: plate

17 cutter 18 upper tray

19: lower tray 20: paper outlet

21: paper separation prevention jaw 22: hinge

In order to achieve the above object, a printhead conveying apparatus of a printer embedded in a portable terminal according to the present invention is a printhead conveying apparatus for conveying a printhead of a printer embedded in a portable wireless terminal, wherein the printhead is mounted. Carriage; A carriage conveyance guide pin protruding from the front of the carriage; A screw shaft rotating and reciprocating the carriage while the carriage transfer guide pin is fitted into a spiral groove formed on a surface thereof; Drive means for rotating said screw shaft; A carriage guide groove provided at the rear of the carriage; A carriage guide shaft inserted into the carriage guide groove to guide the carriage of the carriage; It is configured to include.

Preferably, the drive means, the motor is located in the front space of the screw shaft for generating power to drive the screw shaft; A power transmission gear connected to one end of the screw shaft and transmitting power generated by the motor to the screw shaft; It can be configured as.

In addition, the paper feeder for supplying print paper to the printer built in the portable terminal according to the present invention to achieve the above object, in the paper feeder for supplying the printed paper of the printer embedded in the portable wireless terminal, A paper outlet for discharging the paper is formed in the paper outlet, and the paper detachment bump is formed toward the inside of the paper outlet at the upper and lower ends of the paper outlet so that the paper is discharged one by one. It is configured to include.

Preferably, the paper feed tray is separated into an upper tray and a lower tray to open and close one side where the paper outlet is formed, and rotate the other side by a hinge so as to load the paper through the openable side. Can be configured.

Hereinafter, with reference to the accompanying drawings, preferred embodiments of a printhead feeder and a paper feed tray of a printer built in a portable wireless terminal according to the present invention will be described in detail.

First, FIG. 2 illustrates a state in which a part of a case of a printer part embedded in a portable wireless terminal according to the present invention is removed.

A portable wireless terminal incorporating a printer including a printhead conveying apparatus of the present invention includes a plurality of numeric and function buttons, a touch pad display, an IC card insertion hole, a magnetic card recognition groove, a PCMCIA card slot, a wireless communication infrared port, and a scanner. Etc. are embedded, and various kinds of data are inquired and processed, and if necessary, sales slips or bills are immediately issued through the printer.

When the sales slip or bill is immediately issued, the transfer device of the present invention for transferring the print head 1 for printing the matters on the print paper, the screw shaft 6 and the carriage guide shaft 14 is left Carriage 2 is installed in front and rear of the right frame 8, the carriage 2 between the screw shaft 6 and the carriage guide shaft 14, the carriage transport guide pin protruding in front of the carriage ( The screw shaft 6 with the spiral groove 7 coupled with 3) is guided and transported from the front of the carriage 2 while rotating by receiving power from the driving means 5, 9, The carriage guide shaft 14 inserted into the carriage guide groove 4 installed at the rear guides the carriage 2 at the rear.

The print head 1 is mounted on the carriage 2.

The carriage transfer guide pin (3) is a screw shaft because the print head (1) is mounted on the carriage (2) by the reciprocating transfer by the rotation of the screw shaft (6) to print the corresponding items on the print paper, (6) protrudes in front of the carriage so as to simultaneously perform the guide and conveyance roles of the carriage (2), and is fitted into the spiral groove (7) formed on the surface of the screw shaft.

Therefore, since the screw shaft 6 simultaneously carries out the conveyance and the guide of the carriage 2 by the cooperation of the carriage conveyance guide pin 3 and the spiral groove 7, the loss of the installation space and power is reduced. Will be minimized.

The drive means (5) (9) is composed of a carriage transfer motor (9) and a carriage transfer power transmission gear (5).

The carriage feed motor 9 is located in the front space of the screw shaft 6 and generates power to drive the screw shaft 6.

The carriage transfer power transmission gear 5 is connected to the shaft of the carriage transfer motor 9 and one end of the screw shaft 6, and the gear ratio of the driven gear and the driven gear provided at the left end of the screw shaft is properly adjusted. By adjusting, the power generated from the motor 9 is transmitted to the screw shaft 6.

In the printhead conveying apparatus of the present invention, the carriage conveying motor 9 can be installed in an appropriate space in front of the screw shaft 6 to enable maximum space utilization.

In addition, the carriage guide groove 4 is installed at the rear of the carriage so that the carriage 2 is guided reciprocating along the carriage guide shaft 14, and inserts the carriage guide shaft 14.

From this, the print head 1 mounted on the carriage 2 can be reciprocated with minimal loss of installation space and power.

Next, a print paper feeder for loading print paper coupled to the bottom of the portable wireless terminal of the present invention will be described with reference to FIGS.

In order to minimize the installation space, the paper feed tray of the present invention is generally configured in such a size as to fold and load paper used in a printer embedded in a portable wireless terminal in half.

The paper feed tray is separated into an upper tray 18 and a lower tray 19 to facilitate the loading of paper to be printed by the printer, and one side of the paper outlet 20 for discharging the paper is opened and closed. The side is coupled to the hinge 21 so as to rotate in a fixed state so that one side on which the paper outlet is formed is opened and closed.

Therefore, the paper discharge port 19 is opened, the one side that can be opened and closed, and maintains the size of the paper can be embedded, the upper tray 18, 19, the entire inside of the paper tray, and then loaded again When closed, the paper is naturally folded in half.

In the state where the paper is folded in half and the paper is discharged through the paper outlet 20 for printing through the printer, the paper folded in half loaded in the paper tray is unfolded and unfolded. Unlike a sheet of paper, when the sheet is supplied to the printer through the paper outlet 20, a plurality of sheets are often overlapped and discharged at once.

From this, the paper separation prevention jaw 22 is formed at appropriate positions on the upper and lower ends of the paper discharge port 20 so that the sheet folded in half loaded in the paper feed tray is discharged one by one.

The paper separation prevention projection 22 is formed to protrude horizontally from the upper and lower portions of the paper discharge port 20 toward the inside of the paper stack, so that the horizontal end is sharply formed so that the paper is discharged one by one.

The paper feed box is used in combination with the portable wireless terminal body, and can be fixedly attached or detached, and the upper and lower trays 18 and 19 can be opened to naturally load paper, and the upper and lower trays may be closed. It can also be fixed to the body at the same time.

From this, the paper feed tray of the present invention is not only to minimize the installation space of the portable wireless terminal by folding the paper folded in half, but also the paper is naturally discharged one by one, so that it can be operated with a small power, and thus, a low capacity motor and The use of batteries further saves installation space and reduces costs.

Hereinafter, the printing process of the printer embedded in the portable wireless terminal according to the present invention as described above will be described with reference to FIG.

Fig. 6 is a cross-sectional view of the portion “A-A” of Fig. 2 with the paper feed tray of the present invention attached, showing that print paper is supplied to a printer embedded in the portable wireless terminal of the present invention.

When the paper stacked in half folded in the paper feed tray is discharged through the paper outlet 20, a plurality of sheets of paper are separated by the paper release prevention jaw 22 formed at the upper and lower ends of the paper outlet 20. Only one sheet is discharged without overlapping at once.

The discharged paper is guided to the printer through the inlet guide 15, and the protrusions of the sprocket roller 11 having protrusions formed on the outer circumferential surface on both sides of the inlet guide into which the paper is inserted. It is inserted into the perforated hole of the print paper and moved to the printer.

It is guided by the inlet guide 15 and moved through the sprocket roller 11 to be positioned while rotating the knob 13 on the plate 16 serving as a printing support plate of the printing paper, and on the printing paper. Complete the preparations for printing.

The motor 9 is driven by the start of printing of the print head 1, and the screw shaft 6 is rotated by the drive gear, the driven gear, and the idle gear.

Spiral grooves formed on the surface of the screw shaft 6 with the carriage guide feed pin 3 of the carriage 2 carrying the print head 1 as the screw shaft 6 rotates. By moving left and right along (7), the print head 1 prints the relevant items on the print paper. At this time, the carriage 2 is guided along the screw shaft 6 and the carriage guide shaft 14.

In addition, as printing proceeds to the print head 1 and the print paper must also move to the corresponding portion, the sprocket connected to the paper discharge power transmission gear 12 by the rotation of the paper feed motor 10. The print paper sandwiched in the projections of the roller 11 is moved.

Here, the screw shaft (6) for reciprocating the carriage (2) performs the two roles of conveying and guiding the carriage (2) at the same time, so the space saving smoothly the carriage (2) with little power Can be transferred.

When the printing of the print head 1 is completed by the series of continuous operations as described above, the print paper is moved over the upper case, and the printing operation is completed when the print paper is manually cut by the cutter 17.

The portable wireless terminal having a printhead feeder and a paper feed box of the printer of the present invention described above is attached to a restaurant, a courier company, a delivery company, a manufacturing business, such as collect money from outside sales, personal taxis, personal freight, etc. For example, it is possible to use a variety of methods such as payment using a bar code, a magnetic card, an IC card, or issuing a bill for mobile industries such as personal mobile operators.

So far I looked at the center of the preferred embodiment for the present invention. Those skilled in the art will understand that the present invention may be implemented in a modified form without departing from the essential characteristics of the present invention. Therefore, the disclosed embodiments should be considered in descriptive sense only and not for purposes of limitation. The scope of the present invention is shown in the claims rather than the stated description, and all differences within the scope will be construed as being included in the present invention.

As described above, in the printhead conveying apparatus of the printer built in the portable wireless terminal according to the present invention, the screw shaft performs the role of the conveying shaft of the carriage, whereby the elements constituting the printer and the drive mechanisms thereof are installed. By minimizing the space, the size and weight of the portable wireless terminal in which the printer is embedded can be greatly reduced.

In addition, the paper feed tray can be folded in half and loaded to save space and naturally discharge paper, so that it can be operated with a low-power motor and use a low-capacity motor and battery to save space and reduce costs. Will have

Claims (4)

delete delete In the paper feeder for supplying the printed paper of the printer embedded in the portable wireless terminal, A paper outlet is formed to discharge the paper on one side, In the state where the paper is folded in half and stacked, a paper separation barrier is formed toward the inside of the paper outlet at the upper and lower ends of the paper outlet so that the paper is discharged one by one. Paper tray for feeding printed paper. The method of claim 3, wherein The paper feed tray is separated into an upper tray and a lower tray to enable opening and closing of one side of the paper outlet, and pivoting the other side by a hinge, thereby loading the paper through the openable side. A paper feeder for printing printed paper from a printer built in a wireless terminal.