KR101523496B1 - Paper money feeder for Backlashing Prevention having a structure - Google Patents

Abstract

The present invention relates to a paper money feeder for a backlashing prevention structure which includes a driving unit which is formed on a frame and feeds paper money with a constant speed, a cam connection part which operates by connection with the operation of the driving unit and prevents the backlashing of the paper money which is fed with an interval which is controlled according to the thickness of the loaded paper money, and a gap control unit which controls the gap of the cam connection unit, and a discharge unit which discharges the paper money fed by the driving unit.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a paper currency feeder for backlash prevention,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a bill dispenser having a reverse rotation prevention structure, and more particularly, to a bill dispenser having a roller gap corresponding to the thickness of a bill, allowing bills to be discharged, To a bill ejecting apparatus having a reverse rotation preventing structure.

In general, gift certificates, banknotes, and the like have a fixed size in the horizontal and vertical sizes. Such gift vouchers and banknotes are stored in a cartridge-type storage space in which a certain amount of the vouchers or bills are stored, and then the generated amount is discharged when a payment order is issued in accordance with a control signal.

Open Patent No. 10-2001-0052314 is disclosed as a prior art of a paper currency dispenser, and Patent Document 10-2009-0114106 is disclosed.

In both cases of the open patent, as a related technology to the bill dispenser, the bill is loaded in a longitudinal direction according to a payment order.

However, in the case of the conventional paper currency dispenser, the paper currency is generally discharged in the longitudinal direction, so that the rollers for discharging the paper currency become larger and the time required for discharging one paper currency takes a long time, .

In addition, when the paper currency moves from the storage box to the discharge port, the paper currency frequently travels in the reverse direction, resulting in an error in the amount of money to be discharged due to the malfunction of the apparatus.

SUMMARY OF THE INVENTION It is an object of the present invention to provide an apparatus and a method for discharging banknotes having a roller interval corresponding to the thickness of a banknote, And a bill ejecting apparatus having a reverse rotation preventing structure.

The present invention has the following structure in order to achieve the above object.

According to the present invention, there is provided a bill ejecting apparatus having a reverse rotation preventing structure, comprising: a driving unit provided in a frame and performing an operation of discharging a stacked bill while maintaining a constant speed; A cam connecting portion that operates in conjunction with the operation of the driving portion and maintains an interval adjusted to the thickness of the stacked bank notes and prevents the discharged bank notes from moving in the reverse direction; An interval adjusting unit for adjusting the gap of the cam connecting unit, and a discharging unit for discharging the banknote discharged by the driving unit.

The cam connection part is connected to the first shaft of the driving part and comprises a driving cam having a cam protrusion, and a driven cam connected to the third shaft of the driving part, and a cam groove is driven in conjunction with the cam protrusion of the driving cam.

Further, the follower cam is provided with an anti-reverse bearing for preventing the third shaft from rotating in the opposite direction to the discharge direction of the banknote.

The interval adjusting unit adjusts the interval between the first axis and the third axis by the cam system.

In addition, the gap adjusting unit may include a bracket rotatable with respect to the cam groove, the cam protrusion being inserted into a cam groove of the frame, the bracket being inserted through the bracket, the lower end being supported by a frame supported by the frame, And an elastic body for elastically supporting the bracket and the frame.

The timing unit includes a driving motor, a timing belt that transmits rotational force from the driving motor, a timing gear unit that transmits the rotational force transmitted from the timing belt at a constant rotation rate, A base roller coupled to the first shaft and pulling the banknotes stacked in the loading box in a day-by-night manner; and a base roller coupled to the second shaft, And a kicker roller for pushing the banknote to the discharge unit side.

The base roller and the kicker roller each have a kicker protrusion and a base protrusion at a part of the outer circumferential surface.

According to the present invention, there is an effect that the banknotes can be discharged with the roller interval corresponding to the thickness of the banknote, and the intervals of the respective driving means can be adjusted naturally.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective view showing a bill ejecting apparatus having a reverse rotation preventing structure according to the present invention; Fig.
Fig. 2 is an exploded perspective view showing the bill ejecting apparatus having the anti-rotation structure shown in Fig. 1. Fig.
BACKGROUND OF THE INVENTION 1. Field of the Invention [0001]
Figures 4 to 6 show a paper currency emitter according to the invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. The embodiments of the present invention can be modified in various forms, and the scope of the present invention should not be construed as being limited to the embodiments described below. The embodiments are provided to explain the present invention to a person having ordinary skill in the art to which the present invention belongs. Accordingly, the shape of each element shown in the drawings may be exaggerated to emphasize a clearer description.

The terms first, second, etc. may be used to describe various elements, but the elements should not be limited by terms. Terms are used only for the purpose of distinguishing one component from another.

The terminology used in this application is used only to describe a specific embodiment and is not intended to limit the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise. In the present application, the terms "comprises" or "having" and the like are used to specify that there is a feature, a number, a step, an operation, an element, a component or a combination thereof described in the specification, But do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or combinations thereof.

1 and 2, a bill ejecting apparatus having a reverse rotation preventing structure according to the present invention includes a driving unit 110, a cam connecting unit 200, a gap adjusting unit 300, a discharging unit 400, (500).

The driving unit 110 includes a driving motor 111 fixed to the frame 100, a timing belt 112 connected to the driving motor 111, and a control unit 110 for decelerating the rotational force transmitted by the timing belt 112 A timing gear portion 113 having a plurality of gears so as to have a constant speed ratio, a first shaft 114 connected to the timing gear portion 113 and rotating at a position adjacent to the first shaft 114, A base roller 115 which is horizontally disposed and connected to the timing gear portion 113 side and a base roller 115 which is inserted into the first shaft 114 and has a base protrusion 115a at a portion of the circumferential surface, A kicker roller 117 inserted into the second shaft 116 and formed with a kicker protrusion 117a on a part of the circumferential surface thereof and a third shaft 118 connected by the cam connection part 200 and operating independently And a reverse roller 119 for guiding a bill inserted into the third shaft 118 and discharged.

An encoder sensor 120 is provided on the driving motor 111 side of the driving unit 110 to measure the rotational speed of the driving motor 111.

The cam connecting part 200 is composed of a driving cam 210 and a driven cam 220. The driving cam 210 is connected to one end of the first shaft 114 and has a cam protrusion 211 The follower cam 220 has a bearing housing 221 into which a bearing 223 is inserted and a pair of horizontal pieces 222 extending to one side of the bearing housing 221 and having a cam groove 222a, Lt; / RTI >

It is preferable that the bearing 223 uses an anti-reverse bearing that rotates only in one direction.

3, the cam connecting part 200 cams in accordance with the rotation of the shaft in a state where the cam protrusion 211 of the driving cam 210 is inserted into the cam groove 222a of the driven cam 220 And is operable to correspond to the interval between the axes adjusted by the gap adjusting section.

The gap adjusting part 300 includes a bracket 310, an adjusting screw 320 and an elastic body 330. The bracket 310 is formed with a through hole (not shown) The cam protrusion 311 having a cylindrical shape and the plate body 312 extending horizontally to one side of the cam protrusion 311 so that the adjusting screw 320 is screwed vertically to the plate body 312, One end portion of the elastic member 330 is connected to the plate body 312 and the other end thereof is connected to the frame 100 side so that the bracket 310 can be elastically supported with respect to the frame.

3, the interval adjusting unit 300 adjusts the interval L1 between the outer circumferential surface of the base roller 115 and the reverse roller 119 according to the thickness of a banknote or a voucher, The cam protrusion 311 is cammed and adjusted in the cam groove 101 of the frame 100 as shown in Fig. In this case, if the adjustment screw 320 is rotated in the clockwise or counterclockwise direction while the lower end of the adjustment screw 320 is supported on the side of the supporter 340, the gap can be adjusted as in "L1" It is possible to adjust according to this.

In addition, the intervals H1 and H2 between the second shaft 116 and the third shaft 118 are changed according to the intervals adjusted by the cams, and therefore, the cams are connected to each other by using the cam connection unit 200 for this purpose.

At this time, since the third shaft connected by the cam connection part 200 must be rotated only in the paper discharge direction at all times, the anti-rotation bearing is positioned in the cam connection part.

The discharging unit 400 includes a feeding roller 411 rotating in conjunction with the base roller 115, a feeding shaft 410 for fixing the feeding roller 411 to the frame 100 side, And an elastic body 412 for pressing the feeding roller 411 against the base roller 115 so that the feeding roller 411 can be brought into close contact with the base roller 115.

On the other hand, although not shown in the drawing, a curved discharge line formed by the frame 100 is formed on the discharging portion 400 side, and an outlet 413 is formed at the end of the discharging line, as shown in FIG. 5 So that the banknotes are discharged.

As shown in FIG. 4, the loading box 500 is detachably installed at one side of the frame 100 and has a space in which a predetermined amount of bills can be loaded. And a pedestal 510 is provided. The banknotes are stacked on the hostile unit 500 such that the banknotes can enter the frame side in the longitudinal direction.

Hereinafter, an operation state of the present invention will be described with reference to the accompanying drawings.

3, the gap between the base roller 115 and the reverse roller 119 is adjusted by using the gap adjusting unit 300 so as to correspond to the thickness of the banknote to be discharged.

Since the interval between the first shaft 114 and the third shaft 118 is adjusted due to the gap adjusted by the gap adjusting unit 300, the gap is adjusted to the gap adjusted through the cam coupling unit 200 It is possible to maintain the connection state.

4, a certain amount of paper money is stacked in the loading box 500, and then the paper money (not shown) is pressed toward the frame 100 by the presser bar 510.

Next, when the number of bills to be discharged is inputted through a display (not shown) disposed on the side of the frame 100, an electric signal is applied to the driving motor 111 according to the input signal, The first shaft 114 and the second shaft 116 connected to the timing gear portion 113 are rotated while the timing belt 112 and the timing gear portion 113 cooperate with each other.

When the first and second shafts are continuously rotated, the base roller 115 and the kicker roller 117 coupled to the first shaft and the second shaft are rotated, and as shown in Fig. 6A, The base protrusion 115a of the bank bill 115 pulls the banknote in a state in which the banknote is pressed toward the frame so that the banknote in the horizontal state becomes a vertical state.

6B, the kicker protrusion 117a of the kicker roller 117 positioned on the base roller 115 pushes the paper currency in a vertical state to the discharge unit 400 side, The paper money is discharged to the discharging part 400 side like the tight reverse roller 119. [

The discharged paper money is guided by the feeding roller 411 on the side of the discharging part 400 and is discharged toward the discharging port 413 side.

At this time, the reverse rotation preventing bearing is inserted into the bearing housing of the cam connecting part 200, so that it is possible to prevent the reverse roller from rotating in the direction opposite to the paper traveling direction.

According to the present invention configured as described above, even if the thicknesses are different from each other, such as banknotes or vouchers, it is possible to adjust and discharge the banknotes at intervals corresponding thereto, and prevent the banknotes from moving in the direction opposite to the discharging direction It is possible to prevent a plurality of bills from being discharged at once or from being twisted in the discharging process.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention as defined by the appended claims. There is no doubt that it is within.

Claims (7)

A driving unit provided in the frame and performing an operation of discharging the stacked banknotes while maintaining a constant speed;
A cam connecting portion that operates in conjunction with the operation of the driving portion and maintains an interval adjusted to the thickness of the stacked bank notes and prevents the discharged bank notes from moving in the reverse direction;
An interval adjusting portion for adjusting a gap of the cam connecting portion,
And a discharge unit for discharging the banknotes discharged by the driving unit. The method according to claim 1,
Wherein the cam connecting portion comprises a driving cam connected to a first shaft of the driving portion and having a cam protrusion formed therein and a driven cam connected to a third shaft of the driving portion and having a cam groove connected to the cam protrusion of the driving cam, A bill dispenser having a rotation preventing structure. 3. The method of claim 2,
Wherein the follower cam is provided with a reverse rotation preventing bearing for preventing the third shaft from rotating in a direction opposite to the discharge direction of the banknote. The method according to claim 1,
Wherein the gap adjusting unit adjusts the interval between the first shaft connected to the timing gear unit of the driving unit and the third shaft connected by the cam connecting unit and operating independently by the cam mechanism. And 5. The method of claim 4,
The gap adjusting unit includes a bracket rotatable about a cam groove formed with a cam protrusion inserted into a cam groove of the frame, a bracket rotatably supported on the bracket, Wherein the bracket and the frame are made of an elastic body for elastically supporting the frame. The method according to claim 1,
The driving unit includes a driving motor, a timing belt that transmits a rotational force from the driving motor, a timing gear unit that transmits the rotational force transmitted from the timing belt at a constant rotation ratio, A base roller coupled to the first shaft and pulling the banknotes stacked on the loading box in a day-by-night manner, and a base roller coupled to the second shaft and drawn out by the base roller And a kicker roller for pushing the banknote to the discharging portion side. The method according to claim 6,
Wherein the base roller and the kicker roller each have a kicker protrusion and a base protrusion formed on a part of an outer circumferential surface thereof.

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