KR200399932Y1 - A paper money recognizing apparatus - Google Patents

Abstract

Disclosed is a banknote identification device capable of identifying an abnormal banknote. Banknote identification device according to the present invention, the upper conveying unit and the lower conveying unit is formed with a bill conveying path, the frictional force between the first position and the bill conveyed when the state is installed on the bill conveying path does not contact the bill A shutter that rotates between the second positions when moved by the second position, an elastic member for elastically biasing the shutter to the first position, a shutoff sensor for selectively detecting the shutter, and a signal for detecting the shutter from the shutoff sensor When the input is characterized in that it comprises a controller for outputting a normal bank input signal. According to this, abnormal banknotes can be identified by simple mechanical operation.

Description

A paper money recognizing apparatus

The present invention relates to a banknote identification device which is installed in a vending machine or a coin exchanger and operates by recognizing the authenticity of banknotes such as banknotes or gift certificates input by a user.

In recent years, as sales of vending machines have increased, the spread of unmanned vending machines that can buy commodities using large bills, coin exchangers that can exchange bills for coins, and unmanned vending machines such as game machines and entertainment machines has been expanded. .

Usually, the unmanned vending machine is provided with a bill identification device that can determine the authenticity and type (face value) of the bill put by the user. Such banknote identification device is to identify whether the banknotes put out or counterfeit by the banknote identification unit, in the case of counterfeit is to be returned to refuse. And, if the inserted banknote is a pulsation allowed by the device, and outputs a predetermined electrical signal according to the face value of the inserted banknotes to operate the normal operation to discharge the goods of the vending machine or exchange coins in the coin exchanger according to the user's selection, The inserted bill is operated to be stored in the bill storage.

On the other hand, in recent years there is a problem that illegal theft acts are performed using an unmanned vending machine or a coin exchanger equipped with the banknote identification device. For example, when the pneumoconiosis, which is attached to a thread or tape in the form of a long tail, is introduced, the bill recognition device does not recognize the attachment state of the thread or the tape, and withdraws goods or coins through a normal operation process. Thereafter, a problem arises in that illegal stealing is possible by retracting the injected pneumocone at the same time as a result of the input of the pneumoconiosis by forcibly transferring the extracted pneumonia by using a thread or tape attached in the form of a tail.

In view of these problems, the applicant detects when an abnormal paper with a thread or tape is attached to the rear end of the pneumoconiosis, inputs an abnormal money, withdraws goods from a vending machine, and exchanges coins. A bill-identifying device (Registration No. 349735) was developed to prevent illegal acts from gaining benefits. In the banknote identifying device, when the rear end of the banknote passes the upper side of the blocking plate, the solenoid by the electrical signal raises the blocking plate to prevent the banknote from being transferred backward.

However, according to the banknote identification device, there are the following problems. The blocking plate is driven by an expensive solenoid driving an electrical signal, thereby increasing the manufacturing cost of the banknote identification device. In addition, since the structure of the locking device for locking the upper guide unit and the lower guide unit is complicated, an increase in manufacturing cost and inconvenience in use occurs.

The present invention has been made in view of the above, the object of the present invention is to provide an improved banknote identification device whose structure is simple to reduce the manufacturing cost.

Banknote identification device according to the present invention for achieving the above object, a lower conveying unit including a lower plate to form a lower roller and the bill transfer path, and the upper bank and the lower plate corresponding to the lower roller transports bills A bill identifying apparatus comprising an upper conveying unit including an upper plate forming a furnace, wherein the first position is provided on the bill conveying path and is in contact with the bill, and a frictional force between the conveyed bills. A shutter that rotates between the second positions when moved by; An elastic member for elastically biasing the shutter to the first position; A blocking sensor for selectively detecting the shutter; And a controller for outputting a normal bank input signal when the signal detecting the shutter is input from the cutoff sensor.

The shutter may include a shutter body that rotates between the first position and the second position around a rotation shaft provided on both side walls of the upper plate, and wherein the elastic member is connected to one side; A guide rib extending to the shutter body and penetrating the upper and lower portions of the bill transfer path when the shutter body is in a first position; And a blocking rib protruding to one side of the shutter body and positioned at a detection area of the blocking sensor when the shutter body is in the first position.

As the guide rib moves away from the shutter body, the cross-sectional area of the guide rib may gradually decrease.

In addition, the guide rib preferably has a curved surface on a surface in contact with the banknote.

In addition, the guide rib is preferably a plurality of ribs.

On the other hand, the banknote identification device according to the present invention, further comprises a locking unit for locking the lower transfer unit and the upper transfer unit, the locking unit is installed to have its own elasticity on the side wall of the upper plate, the locking projection Support member provided; A pushing protrusion protruding a predetermined length from the support member so as to be operated by a user; And a locking groove formed at a position corresponding to the locking protrusion on the side wall of the lower plate.

Hereinafter, with reference to the accompanying drawings it will be described in detail a preferred banknote identification device according to an embodiment of the present invention.

1 to 3, the banknote identification device 100 according to the present invention is a lower motor transfer unit 110, the drive motor 120 and the power installed in the lower housing 111 of the lower transfer unit 110 It includes a transfer unit 130, the upper transfer unit 140, the blocking unit, the locking unit 160 and the controller 170.

Referring to Figure 2, the lower transfer unit 110 is installed on the lower housing 111 constituting the body, the banknote injection hole 112, the lower housing 111 is inserted into the banknote transport path (P, Fig. 3) A lower plate 113 forming a bill, a bill discharge outlet 115 communicating with a bill storage unit (not shown), and a lower roller 116 for transporting bills.

The lower roller 116 is composed of the first and second lower rollers 116a and 116b, and is partially exposed to the lower plate 113 to be installed to transport bills. 2 and 3, the first and second lower rollers 146a and 146b are configured such that the pulleys 132 and 133 and the belt 131 serve as rollers.

The driving motor 120 is installed inside the lower housing 111 to drive the lower roller 116 according to the control signal of the controller 170. The power transmission unit 130 transmits the driving force of the driving motor to the lower roller 116, and includes a plurality of pulleys, a plurality of gears, and a belt 131.

The upper transfer unit 140 is hinged to the lower transfer unit 110, the upper housing 141 constituting the body, the upper housing 141 is installed on the lower bill transfer path (P) together with the lower plate 113 The upper plate 143, and the upper roller 146 is installed at a position corresponding to the lower roller 116.

As illustrated, the upper roller 146 is composed of first and second upper rollers 146a and 146b and is elastically supported by the elastic pressing member 147 (see FIG. 4) to press the lower roller 116 at a predetermined pressure. Pressurized by On the other hand, the upper plate 143 is formed with an upper rib passing groove 148 for the guide rib 153 of the blocking unit to be described later to pass through.

2 to 4, the blocking unit includes a shutter 150, an elastic member 155, and a blocking sensor 156.

The shutter 150 is provided on the bill transfer path P, and the first position A when it is not in contact with the bill and the second position when it is moved by the frictional force between the bills to be transferred. Rotate between (B). The shutter 150 includes a shutter body 151, a guide rib 153, and a blocking rib 154.

The shutter body 151 rotates between the first position A and the second position B as an arrow about the rotation shaft 152 installed to be supported by the upper plate side wall 144. The guide rib 153 is installed to extend below the shutter body 151. As the guide rib 153 moves away from the shutter body 151, the cross-sectional area gradually decreases, and the surface contacting the banknote has a curved structure. Therefore, the shutter body 151 and the guide rib 153 can rotate even with a small friction force. The width of the shutter body 151 and the guide rib 153 has a size capable of blocking the full width of the banknote transfer path P between the upper plate 143 and the lower plate 113. As shown, the guide rib 153 according to the present embodiment is preferably composed of a plurality of ribs 153a disposed at regular intervals for convenience of manufacturing.

The guide rib 153 is formed in the upper rib through groove 148 of the upper plate 143 and the lower rib through groove 118 of the lower plate 113 when the shutter body 151 is in the first position (A). Is inserted. That is, the guide rib 153 penetrates the upper and lower portions of the bill transfer path P, so when the bill is transferred, the guide rib 153 comes into contact with the bill, and the arrow B direction due to the friction force with the bill. Rotate to rise.

The blocking rib 154 is installed on one side of the shutter body 151 to protrude in a direction parallel to the transfer direction of the banknote. The blocking rib 154 may be located in the detection area of the blocking sensor 156 to be described later when the shutter body 151 is in the first position A, and the shutter body 151 may be in the second position B. When out of the detection area of the blocking sensor 156. The other side of the shutter body 151 is connected to the elastic member 155 for elastically biasing the shutter body 151 in one direction, that is, the first position (A).

The blocking sensor 156 is installed on the inner side of the upper housing 141 to detect the blocking rib 154 and exchanges signals with the controller 170. As the cutoff sensor 156, various sensors may be used, but a photointerrupt including the light emitting unit 157 and the light receiving unit 158 may be used like a conventional optical sensor. When the blocking rib 154 is inserted between the light emitting unit 157 and the light receiving unit 158, the blocking sensor 156 transmits a detection signal.

2 and 4, the locking unit 160 is for locking the upper transfer unit 140 and the lower transfer unit 110, and the support member 161 on which the locking protrusion 162 is installed and the pushing unit. And a projection 163 and a locking groove 164.

The support member 161 is installed on both sidewalls 144 of the upper plate to have its own elasticity. The locking protrusion 162 and the pushing protrusion 163 are installed to protrude in a vertical direction with respect to the support member 161. The pushing protrusion 163 is installed at one side of the locking protrusion 162, and the predetermined length is extended to the outside of the upper housing 141 so that the user can press in the state in which the upper transfer unit 140 and the lower transfer unit 110 are closed. It is installed to protrude (see Fig. 1). The locking groove 164 is installed on the lower plate sidewall 114 to correspond to the locking protrusion 162.

Therefore, when repairing and maintaining the banknote identification device 100, when the user presses the pushing protrusion 163 in the direction of the arrow C, the locking protrusion 162 and the locking groove 164 are released and the upper transfer is performed. The locking of the unit 140 and the lower transfer unit 110 is released. As such, according to the banknote identification device according to the present invention, the locking unit 160 of the simple structure can lock / unlock the upper transfer unit 140 and the lower transfer unit 110, so that user convenience and manufacturing cost The effect to be reduced can be obtained.

The controller 170 is installed inside the lower housing 111, the main body of the device (not shown) and the signal input from the input detection sensor (not shown) or bill detection sensor (not shown) and the banknote identification device 100 is installed By controlling the driving motor 120 by using a signal input from a control device (not shown), the bill is discharged to the outside or kept in a standby state or transferred to the bill storage unit (not shown). In addition, the controller 170 exchanges signals with the cutoff sensor 156. When a normal banknote is input, an appropriate signal is output to a control device (not shown) of the apparatus main body so that the apparatus main body can sell a product or perform a coin exchange.

Hereinafter, the operation of the banknote identification device according to the present invention having the configuration as described above will be described with reference to FIGS.

When the bill N is input, the input detection sensor (not shown) detects the bill N and sends a bill detection signal to the controller 170. Then, the controller 170 receiving the banknote sensing signal drives the driving motor 120 (see FIG. 3) so that the lower roller 116 transfers the banknote N. FIG.

Referring to FIG. 5, as the tip of the banknote N passes through the first lower roller 116a, the banknote detecting sensor (not shown) checks whether the banknote N is counterfeit or exhausted. The controller 170 exchanges a signal with the banknote detecting sensor and, when the banknote N is counterfeit, reversely rotates the driving motor 120 so that the banknote N is carried out to the banknote input port 112 again. The controller 170 determines the face value of the banknote N when the banknote N is emptied, and continues to drive the driving motor 120.

In the case where the banknote N is pulverized, the tip of the banknote N transferred through the first lower roller 116a enters the guide rib 153 of the shutter 150. Before the tip of the banknote N passes through the guide rib 153, the shutter body 151 is in the first position A, and the blocking rib 154 is inserted between the blocking sensors 156 to cut off the blocking sensor 156. Is detected).

Referring to FIG. 6, as the banknote N passes through the guide rib 153, the guide rib 153 rotates about the rotating shaft 152 together with the shutter body 151 by the frictional force with the banknote N. FIG. do. By the rotation of the shutter body 151, the blocking rib 154 also rotates. At this time, the blocking rib 154 is out of the detection area of the blocking sensor 156, it is recognized that the banknote (N) has been injected. When the rear end of the banknote N passes through the guide rib 153, the guide rib 153 and the shutter body 151 are returned to their original positions by the elastic member 155.

If the inserted banknote N is pneumococcal and normal banknotes (hereinafter referred to as "normal banknotes") with no thread or tape attached to the rear end, the guide ribs 153 and the shutter body as shown in FIG. 151 is returned to its original position by the elastic member 155, the blocking sensor 156 is able to detect the blocking rib 154 to output the detection signal. The controller 170 (refer to FIG. 3) receiving the detection signal of the cutoff sensor 156 is a control device (not shown) of the main body of a vending machine (not shown) while maintaining the bill N in a standby position. It outputs a signal that a normal banknote has been inserted. Then, the control device (not shown) of the main body of the device sells goods or exchanges coins according to the user's selection. The control device (not shown) of the main body of the device outputs a work completion signal to the controller 170 of the banknote identification device 100 at the same time or after completing a specific operation. When the controller 170 receives a work completion signal from a control device (not shown) of the main body of the device, the controller 170 drives the driving motor 120 to rotate the second lower roller 116b in the direction of the bill discharge port 115. N) is dropped to a bill storage part (not shown).

If the inserted banknote N is bleeding but is an abnormal banknote (hereinafter referred to as "abnormal banknotes") having a tape T or the like attached to the rear end thereof, as shown in FIG. 8, the guide ribs are formed by the tape T as shown in FIG. 153 and the shutter body 151 will not be able to return to the original position. At this time, since the blocking rib 154 is not in the detection area of the blocking sensor 156, the blocking sensor 156 does not output the detection signal of the blocking rib 154. Therefore, the controller 170 reversely rotates the first and second lower rollers 116a and 116b without returning the normal bank input signal to the controller (not shown) of the main body of the instrument so as to return the bill N. do. As a result, the user who puts the abnormal banknote can not withdraw the goods loaded on the vending machine or exchange coins.

On the other hand, in the case of an abnormal bill with a thread or the like attached to the rear end of the inserted banknote, the thread is placed between the ribs (153a (see FIG. 2)) of the guide rib 153 so that the banknote identification device can be recognized as a normal banknote. have. However, when the rear end of the banknote N passes through the guide rib 153, the guide rib 153 and the shutter body 151 return to their original positions, so the banknote N is guide rib even if the user pulls the thread. 153 can not be caught.

Therefore, according to the banknote identification device 100 according to the present invention, since the vending machine or the coin exchanger does not operate when the user inputs the abnormal banknotes, the illegal act of inserting the abnormal banknotes to obtain a pneumococcal effect is fundamentally prevented. can do.

As described above, according to the banknote identification device according to the present invention, it is possible to detect abnormal bills with a thread or tape attached to the rear end of the pneumoconiosis by simple mechanical operation, thereby preventing illegal activities. Will be. Therefore, there is an effect that the operation stability and manufacturing cost are reduced. In addition, the banknote identification device according to the present invention can lock and unlock the upper transfer unit and the lower transfer unit as a locking unit of a simple structure has an effect that the manufacturing cost is further reduced.

As described above, the present invention has been illustrated and described with respect to preferred embodiments for illustrating the principles of the present invention, but the present invention is not limited to the configuration and operation as shown and described. Rather, those skilled in the art will appreciate that various changes and modifications can be made to the present invention without departing from the spirit and scope of the appended claims. Accordingly, such appropriate changes and modifications and equivalents should be considered to be within the scope of the present invention.

1 is an external perspective view of a banknote identification device according to an embodiment of the present invention,

Figure 2 is a perspective view of the upper conveying unit at a predetermined angle in the banknote identification device of Figure 1,

3 is a cross-sectional view seen from III-III of the banknote identification device of FIG.

Figure 4 is an exploded perspective view of the upper transfer unit of Figure 2,

5 is a view for explaining the operation of inserting the bill in the banknote identification device according to the present invention,

6 is a view for explaining the operation of passing the banknote through the shutter,

7 is a view for explaining an operation in which the normal bank passes the shutter;

8 is a diagram for describing an operation in which an abnormal bank passes a shutter.

<Description of Major Symbols in Drawing>

110. Lower feed unit 112. Banknote insertion slot

113. Bottom plate 114. Bottom plate sidewalls

116. Lower roller 120. Drive motor

130. Power transmission unit 140. Upper feed unit

143. Top Plate 144. Top Plate Sidewalls

146. Upper Roller 150. Shutter

151.Shutter Body 153.Guide Rib

154. Shut Off Rib 156. Shut Off Sensor

160. Locking unit 161. Support member

162. Locking protrusion 163. Pushing protrusion

164. Locking Groove 170. Controller

Claims (6)

A lower conveying unit including a lower roller and a lower plate forming a bill conveying path, and an upper conveying unit including an upper roller corresponding to the lower roller and an upper plate forming a bill conveying path together with the lower plate. In the banknote identification device, A shutter which is provided on the banknote conveyance path and rotates between a first position when the banknote is not in contact with the banknote and a second position when the banknote is moved by a frictional force with the banknote being transferred; An elastic member for elastically biasing the shutter to the first position; A blocking sensor for selectively detecting the shutter; And And a controller for outputting a normal bank input signal when the signal detecting the shutter is input from the cutoff sensor. The method of claim 1, wherein the shutter, A shutter body which rotates between the first position and the second position with respect to the rotation shafts installed on both side walls of the upper plate, and wherein the elastic member is connected to one side; A guide rib extending to the shutter body and penetrating the upper and lower portions of the bill transfer path when the shutter body is in a first position; And It is installed to protrude on one side of the shutter body, when the shutter body is in the first position, blocking ribs located in the detection area of the blocking sensor; bills identification device comprising a. The method of claim 2, The guide rib is banknote identification device, characterized in that the cross-sectional area gradually decreases away from the shutter body. The method of claim 2, The guide rib is a banknote identification device, characterized in that the surface in contact with the bill has a curved structure. The method of claim 2, The guide rib is a banknote identification device, characterized in that a plurality of ribs. The method of claim 1, Further comprising a locking unit for locking the lower transfer unit and the upper transfer unit, the locking unit, A support member installed on the sidewall of the upper plate to have its own elasticity and having a locking protrusion; A pushing protrusion protruding a predetermined length from the support member so as to be operated by a user; And And a locking groove formed at a position corresponding to the locking protrusion on the side wall of the lower plate.