JPH0637495Y2 - Shutter opening / closing mechanism of coin ejector - Google Patents

Description

[Detailed Description of the Invention] [Object of the Invention] (Industrial field of application) The present invention relates to a coin processing machine such as a coin dispensing machine, a coin depositing machine and a coin depositing / dispensing machine and the like, and is mounted inside the equipment. The coins stored on a conveyor that can be rotated forward and backward are provided in a metal box with a feeding function, and the coins are discharged from the discharge port by the rotation of the conveyor in the coin discharge direction, and the discharge port is opened and closed by swinging movement. The present invention relates to a coin discharging device including a shutter, and more particularly to an opening / closing mechanism of the shutter.

(Prior Art) Coins stored on a forward / reverse rotatable conveyor are discharged from a discharge opening by rotating the conveyor in the coin discharge direction, and a coin discharge equipped with a shutter for opening and closing the discharge opening by swinging movement. In the device, when storing coins on the conveyor or when there is a possibility that coins stored on the conveyor when spilling from the outlet, such as when inserting and removing the gold box when applied to a gold box and during transportation The outlet is closed by a shutter, and the outlet is opened by the shutter when the stored coins are discharged and when there is no possibility that the coin will spill from the outlet.

And the shutter opening and closing mechanism that opens and closes the shutter is
There have been a type in which a shutter is directly swung by a drive device such as a solenoid, and a type in which a shutter opening / closing lever is provided and the lever is manually operated to swing.

(Problems to be solved by the invention) The conventional shutter opening / closing mechanism of the coin discharging device is one in which a driving device such as a solenoid is used as a driving source for swinging the shutter, and one in which the operator manually operates. Therefore, in the case of using the drive device, there is a problem that the cost becomes high if an expensive solenoid or the like is used only for opening and closing the shutter. Since it has to be manually operated every time the is opened and closed, there is a problem that it is very troublesome.

The present invention has been made in view of the above problems, and an object thereof is to provide a shutter opening / closing mechanism of a coin discharging device that opens / closes a shutter by using the rotational drive of a conveyor that discharges stored coins. To do.

[Constitution of device]

(Means for Solving Problems) The coin opening / closing mechanism of the coin discharging device of the present invention is designed so that coins stored on the conveyor 11 capable of rotating in the normal and reverse directions are discharged from the discharging opening 17 by rotating the conveyor 11 in the coin discharging direction. A shutter that discharges and opens and closes the discharge port 17 by swinging movement.
In the coin discharging device provided with 19, a rotary body 12 having a rotating shaft 12 which is interlocked with the rotary drive of the conveyor 11 and having a protrusion 34 which rotates at a position separated from the center of rotation by a predetermined radius.
Is provided, and is connected to the shutter 19 so as to be swingable by a connecting portion 22 at a position apart from the swing center by a predetermined radius, and the projection 32 is selectively recessed by the rotation of the rotating body 33. And a protrusion 34 that is recessed in the recess 32.
Is provided with a link member 28 which is moved by the rotation of the shutter 19 to open and close the shutter 19, and a rocking restricting portion 24 which restricts the rocking movement of the shutter 19 between an open position and a closed position.
Further, one end is attached to the shutter 19 or the connecting portion 22 at a position separated from the swing center of the shutter 19 by a predetermined radius, and the other end is opposite to the attachment position of the one end around the swing center. A toggle spring 26 attached to the fixed portion 5 or 41a at a position apart from the swing center by a predetermined radius, and biases the shutter 19 to hold the shutter 19 in the open position or the closed position. Conveyor
The shutter 19 is opened by rotating the coin 11 in the coin discharging direction, and the shutter 19 is closed by rotating the coin in the opposite direction.

(Operation) The coin opening / closing mechanism of the coin discharging device of the present invention is
Conveyor 11 with 17 blocked by shutter 19.
When is rotated in the coin discharging direction, the protrusion 34 of the rotating body 33 rotates at a position separated by a predetermined radius from the center of rotation of the rotating body 33, and the protrusion 34 is retracted into the recess 32 of the link member 28 to move the link member 28 and the shutter. Swing 19 in the opening direction. Then, the shutter 19 is held in the open position by the toggle spring 26 and is in the open state. Further, since the link member 28 is connected to the shutter 19, it remains moved,
When the protrusion 34 rotates in the same direction, the protrusion 34
It will not be immersed in 32 and Shatter 19 will remain open.

On the other hand, when the conveyor 11 rotates in the direction opposite to the coin discharging direction with the discharge port 17 opened by the shutter 19, the protrusion 34 of the rotating body 33 rotates in the direction opposite to the above-described rotation, and the link member 28 is rotated. The link member (28) is moved into the recessed portion (32) to move the shutter (19) to swing in the closing direction. Then, the shutter 19 is held in the closed position by the toggle spring 26 and is in the closed state. Further, when the protrusion 34 rotates in the same direction, the shutter 19 remains in the closed state as when the shutter 19 is opened.

(Example) An example in which the configuration of an example of the shutter opening / closing mechanism of the present invention is adopted in a coin dispensing machine will be described below with reference to FIGS. 1 and 2.

The coin dispenser 1 shown in FIG. 1 and FIG. 2 is installed between two tellers so that two tellers can share the coin, and can dispense coins dispensed on both sides of the machine. it can.
And, this coin dispensing machine 1 has a coin storage unit 2 having a plurality of coin cylinders for storing coins of each denomination inside the machine body.
And a coin ejecting portion 3 provided below the coin accommodating portion 2 for ejecting coins one by one from each coin tube, and a machine for receiving coins ejected from the coin ejecting portion 3 And a coin discharging unit 4 that selectively discharges the coins.

The coin discharging part 4 has a coin discharging part frame 5, and the coin discharging part frame 5 is composed of front and rear side plates 6, 7 and left and right side plates 8, 9 and the like, and the coin discharging part frame 5 is arranged on the rear side plate 7. A coin ejection port 10 for coins ejected by the ejection unit 3 is formed in a horizontally elongated opening.

A conveyor 11 is disposed inside the coin discharging frame 5 below the coin outlet 10. The conveyor 11 includes a pair of rollers 13 and 13 having a rotating shaft 12 rotatably attached to front and rear side plates 6 and 7, and a belt 14 having a width substantially the same as the distance between the side plates 6 and 7 is wound around the rollers 13. Further, a drive pulley 15 is attached to the rotary shaft 12 of one roller 13 projecting rearward from the rear side plate 7, and forward / reverse rotation drive of a motor (not shown) is performed on the drive pulley 15 via a drive belt 16. Transmitted. Then, the conveyer 11 is rotated forward and backward by the forward and reverse rotations of the motor, and the coins thrown out from the coin outlet 10 on the conveyer 11 are discharged from one end of the conveyer 11.

In addition, the coin discharging part frame 5 is provided in the outer area of each end of the conveyor 11.
Outlets 17 and 17 are formed so as to communicate with each other on the lower surface of the coin, and coins discharged from the end of the conveyor 11 are dispensed into a tray 18 arranged below the outlet 17 through the respective outlets 17. It

Also, facing each end of the conveyor 11, a shutter
19, 19 are arranged orthogonally to the front and rear side plates 6, 7. In this shutter 19, support pieces 20 project from both sides of the shutter at right angles from the shutter surface, and a support shaft 21 that penetrates both support pieces 20 is rotatably attached to the front and rear side plates 6 and 7. It is possible to swing around. Further, a connecting pin 22 as a connecting portion is fixed at a position spaced apart from a shaft surface 21 of both supporting pieces 20 by a predetermined radius, and one end of this connecting pin 22 is a long opening formed in the side plate 6 on the front side. It penetrates through the hole 23 and projects forward.

The long hole 23 is formed in an arc shape with the support shaft 21 as the center, and the swinging position of the shutter 19 where the connecting pin 22 is in contact with the lower edge of the long hole 23 is the tip of the shutter 19. Is the closing position of the discharge port 17 facing the upper surface of the end of the conveyor 11, and the shutter in which the connecting pin 22 is in contact with the upper edge of the long hole 23.
The swing position of 19 is set to the open position of the discharge port 17 where the shutter 19 is retracted outward from the end of the conveyor 11, and thus the long hole 23 restricts the swing movement of the shutter 19. Composed as 24.

And, each shutter 19,19 has a shutter opening / closing mechanism 25,
25 are installed respectively. The shutter opening / closing mechanism 25 has a toggle spring 26. One end of the toggle spring 26 is attached to the connecting pin 22, and the other end of the toggle spring 26 is centered on the support shaft 21 and opposite to the attachment position of the one end. Is a fixing pin 27 protruding from the front surface of the side plate 6 at a position separated by a predetermined radius.
Is attached to each of the pins 22 and 27 to apply tension between the pins 22 and 27. With the toggle spring 26, the connecting pin is separated from the neutral line S on the extension line connecting the support shaft 21 and the fixing pin 27.
22 is urged in each of the left-handed and right-handed rotational directions about the support shaft 21, thereby holding the shutter 19 in the closed position or the open position. The coin discharging portion frame 5 having the fixing pin 27 projecting therefrom is configured as a fixing portion at the other end of the toggle spring 26.

The shutter opening / closing mechanism 25 has a link member 28. The link member 28 has an upper end rotatably attached to the connecting pin 22, is swingably movable about the connecting pin 22, and has a substantially intermediate position. The part enters the inside of the guide groove 30 of the substantially U-shaped guide plate 29 attached to the front surface of the side plate 6 on the front side, and the swing movement is restricted by the guide plate 29. The receiving plate portion 31 is formed in a substantially L shape by bending so as to be separated from the front side of the supporting plate of the receiving plate portion 31.
A concave portion 32 is formed at the edge of the protruding side of 20. In addition, in the link member 28, the position of the connecting pin 22 serving as a swing fulcrum is outside the guide groove 30 of the guide plate 29 (the left link member 28 in FIG. 1 is left, the right link member 28 is right). And then
The same applies to the following), and the lower part of the link member 28 is always swinging outward, that is, is always swinging in the direction of the rotating body 33 described later. Has become.

Further, the shutter opening / closing mechanism 25 has a rotary body 33, and the rotary body 33 is attached to the rotary shafts 12 and 12 projecting from the side plates 6 on the front side of the rollers 13 and 13 of the conveyor 11 to integrally rotate, A protrusion 34 is rotatably provided at a position separated by a predetermined radius from the center of rotation on the outer side surface of the rotating body 33. In this protruding portion 34, a pin 36 rotatably supporting a roller 35 is attached to a rotating body 33, and the roller 35 is selectively rotated in the recess 32 of the link member 28 by the forward and reverse rotation of the rotating body 33. The link member 28 is moved inward and the upper edge of the recess 32 is pushed upward or the lower edge is pushed downward to move the link member 28 upward or downward.

Then, at the time of coin dispensing of the coin dispensing machine 1, based on the dispensing operation by the teller on one side of the coin dispensing machine 1,
The conveyor 11 is driven to rotate in the direction of the outlet 17 on the teller side used, and the coin dispensing unit 3 is driven to dispense coins corresponding to the dispensing data from the coin storage unit 2.

In FIG. 1, for example, when the conveyor 11 is rotationally driven in the counterclockwise direction and the shutter 19 in the coin discharging direction of the rotationally driven conveyor 11 (the left side in FIG. 1) is in the closed position, the rotation of the conveyor 11 is performed. Accordingly, the rotating body 33 rotates counterclockwise, and the protrusion 34 of the rotating body 33 rotates counterclockwise at a position separated by a predetermined radius from the center of rotation of the rotating body 33. The link member 28 is depressed into the recess 32 to press the upper edge of the recess 32 upward,
Move 28 up. By the upward movement of the link member 28, the connecting pin 22 is pushed up to the upper region of the elongated hole 23 and the shutter 19 is swung in the opening direction. And
When the connecting pin 22 enters the upper region of the elongated hole 23 beyond the neutral line S, the connecting pin 22 is urged clockwise by the toggle spring 26 about the support shaft 21 and the upper edge of the elongated hole 23. And the shutter 19 is held in the open position.

Further, when the shutter 19 is already held in the open position or after the shutter 19 is opened, the link member 28 is moving upward, so that the rotating body 33 that rotates in the counterclockwise direction is rotated.
The protrusion 34 of the link member 28 does not sink into the recess 32 of the link member 28, but abuts on the edge of the receiving plate 31 below the recess 32.
Is only swung with the connecting pin 22 as a fulcrum, and the open state of the shutter 19 is maintained.

On the other hand, when the shutter 19 in the direction opposite to the coin discharging direction (right side in FIG. 1) of the rotationally driven conveyor 11 is held at the open position, the rotary body 33 rotates as the conveyor 11 rotates.
While rotating in the counterclockwise direction, the protrusion 34 of the rotating body 33 rotates in the counterclockwise direction at a position separated by a predetermined radius from the center of rotation of the rotating body 33, and the protrusion 34 forms the link member 28.
The link member 28 is moved downward by immersing in the recess 32 and pressing the lower edge of the recess 32 downward. This link member 28
The downward movement of the connection pin 22 pulls down the connecting pin 22 to the lower region of the long hole 23 and swings the shutter 19 in the closing direction. When the connecting pin 22 crosses the neutral line S and enters the lower area of the long hole 23, the connecting pin 22 is moved by the toggle spring 26.
22 is urged clockwise around the support shaft 21
The shutter 19 is held in the closed position by contacting the lower edge of the 23.

Further, when the shutter 19 is already held in the closed position or after the shutter 19 is closed, the link member 28 is moving downward, and therefore the rotating body 33 that rotates in the counterclockwise direction is used.
The protrusion 34 of the link member 28 does not sink into the recess 32 of the link member 28 but contacts the edge of the receiving plate portion 31 above the recess 32, so that the link member 28
Is only swung with the connecting pin 22 as a fulcrum, and the closed state of the shutter 19 is maintained.

The coins dispensed from the coin storage unit 2 by the coin dispensing unit 3 are dispensed on the upper surface of the conveyor 11 through the coin dispensing port 10, and are conveyed in the coin discharging direction by the conveyor 11.
It is discharged from the end of the conveyor 11 through the discharge port 17 into the saucer 18.

At this time, the coin discharge direction of the conveyor 11, that is, the shutter 19 on the teller side using the coin dispensing machine 1 is opened,
In order to close the shutter 19 on the teller side that is not used, which is the opposite direction to the coin discharging direction, the conveyor from the coin outlet 10
It is possible to prevent the coins thrown on the top 11 from rolling and falling into the saucer 18 through the unused outlet 17 on the teller side.

When the teller on the same side of the coin dispensing machine 1 performs the dispensing operation again after the dispensing operation is finished, the conveyor 11 is rotated in the same direction as the previous dispensing operation, and each shutter 19,1.
With reference numeral 9, the withdrawal operation is performed while holding the position at the time of the previous withdrawal operation.

Further, when the withdrawal operation is performed by the teller on the opposite side of the coin dispensing machine 1, the conveyor 11 is rotationally driven in the opposite direction to the previous dispensing operation, and the shutter opening / closing mechanism 25 as described above is used.
By this operation, the shutter 19 at the closed position in the coin discharging direction of the conveyor 11 is opened, and the shutter 19 at the open position opposite to the coin discharging direction is closed.

As described above, in this embodiment, the shutter 1 is opened by the shutter opening / closing mechanism 25, 25 that utilizes the driving force of the conveyor 11.
The shutters 9 and 19 can be opened and closed, and the shutters 19 and 19 can be opened or closed according to the forward and reverse rotation directions of the conveyor 11, and the respective open or closed positions can be held.

Next, the third example of adopting the shutter opening / closing mechanism 25 in the metal box
It will be described with reference to the drawings.

The gold box 41 shown in FIG. 3 is detachably mounted in the coin processing machine, and stores, for example, a deposited coin and an overflow coin that cannot be stored in the coin cylinder of the coin storage portion, and the stored coin is dispensed. The coins can be discharged to the coin processing machine side. Then, the gold box 41 is provided with the conveyor 11 in an inclined state with one end arranged at the inner bottom of one side of the gold box frame 41a and the other end facing the discharge port 17 opened on the other side upper part of the gold box frame 41a, The coin storage section 42 is located in the upper area of the conveyor 11.
In addition, the rotary shaft 12 of the roller 13 on the lower side of the conveyor 11
The drive source supply unit 43 attached to is connected to the drive source on the coin processing machine side when the gold box 41 is mounted in the coin processing machine. Then, coins are received from the inlet 44 on the upper surface of the gold box frame 41a and stored in the storage unit 42, and when the stored coins are discharged, the conveyor 11 is driven to rotate in the counterclockwise direction in FIG. Then, the stored coins are conveyed to the upper outlet 17 and discharged from the outlet 17 by a predetermined amount. After the predetermined amount of coins is discharged, when the conveyor 11 is stopped, the coins in the discharging process stop in an unstable state on the conveyor 11 near the discharge port 17, so that the coins are stabilized downward. The conveyor 11 is rotated in the reverse direction to return it to the storage section 42.

Further, a partition plate 45 is provided on the upper part of the shutter 19 to prevent the coins in the storage section 42 from being ejected from the discharge port 17 through the upper region of the shutter 19. Further, the metal box frame 41a is configured as a fixing portion to which the other end of the toggle spring 26 is fixed.

A shutter 19 is provided at the outlet 17 of the metal box frame 41a around the support shaft 21, and the connecting pin 22 contacts the right edge of the long hole 23 at a position where the shutter 19 is tilted downward. At the closed position of the discharge port 17 in contact with the discharge port 17, and at the position where the shutter 19 is swung obliquely upward, the connection pin 22 is at the open position of the discharge port 17 in contact with the left edge of the elongated hole 23. The shutter 19 is provided with a shutter opening / closing mechanism 25 having the same structure as that of the above embodiment.

Then, on the discharge side of coins from this gold box 41, the conveyor
3, when the conveyor 11 is driven to rotate in the counterclockwise direction, the rotating body 33 rotates in the counterclockwise direction as the conveyor 11 rotates, and the protrusion 34 of the rotating body 33 rotates the rotating body 33. Rotate in a counterclockwise direction at a position away from the center by a predetermined radius, the protrusion 34 is recessed in the recess 32 of the link member 28 and presses the left edge of the recess 32 to the left, and the link member 28 is moved to the left. Move towards. By moving the link member 28 to the left, the connecting pin 22 is pulled to the left part of the elongated hole 23, and the shutter 19 is swung diagonally upward. And the connecting pin 22
When the rod crosses the neutral line S and enters the left portion of the long hole 23, the toggle spring 26 urges the connecting pin 22 in the clockwise direction centering on the support shaft 21 to the left edge portion of the long hole 23. Abutment, holding shutter 19 in the open position.

Further, after the shutter 19 is opened, since the link member 28 is moved to the left, the rotating body 33 that rotates in the counterclockwise direction is rotated.
The protrusion 34 of the link member 28 does not sink into the recess 32 of the link member 28, but abuts the edge of the receiving plate 31 on the right side of the recess 32.
Is only swung with the connecting pin 22 as a fulcrum, and the open state of the shutter 19 is maintained.

On the other hand, after discharging a predetermined amount of coins, when the conveyor 11 is reversely driven in the reverse direction in the clockwise direction of FIG. 3 for a predetermined time in order to return the coins in the discharging process on the conveyor 11 to the storage section 42, The protrusion 34 of the rotating body 33 rotates clockwise at a position separated by a predetermined radius from the center of rotation of the rotating body 33, and the protrusion 34
Is pushed into the recess 32 of the link member 28 and presses the right edge of the recess 32 to the right, and by moving this link member 28 to the right, the connecting pin 22 is pushed to the right area of the slot 23. At the same time, the shutter 19 is swung obliquely downward in the closing direction. Then, when the connecting pin 22 crosses the neutral line S and enters the right part of the elongated hole 23, the connecting pin 22 is supported by the toggle spring 26.
The shutter 19 is held in the closed position by being urged in the counterclockwise direction around the center 21 to come into contact with the right edge of the elongated hole 23.

Further, after the shutter 19 is closed, since the link member 28 is moving to the right, the protrusion 34 of the rotating body 33 rotating in the clockwise direction does not go into the recess 32 of the link member 28, The link member 28 only abuts against the edge of the receiving plate 31 on the left side of 32, and swings the link member 28 with the connecting pin 22 as a fulcrum, and the closed state of the shutter 19 is maintained.

As described above, in this embodiment, the forward rotation and the reverse rotation function of the conveyor 11 at the time of coin discharge are utilized to open and close the shutter 19 by the shutter opening / closing mechanism 25 and hold the open / closed position. be able to.

As shown in FIG. 4, the shutter opening / closing mechanism 25 is configured such that the attachment position of the toggle spring 26 attached to the support piece 20 of the shutter 19 is different from the attachment position of the connecting pin 22 of the link member 28. In this case also, the shutter 28 is swung by the link member 28 about the support shaft 21, and the toggle spring 26 urges the shutter 19 to the open position or the closed position with the neutral line S as the boundary. Can hold It should be noted that stoppers 46, 46 that directly contact the shutter surface may be used as the swing restricting portion 24 that restricts the swing of the shutter 19.

Further, as the rotating body 33 of the shutter opening / closing mechanism 25, the fifth
As shown in the figure, the rotary shaft 12 of the roller 13 may be provided with a rotary body 33 having a protrusion 34 protruding from one side.

Further, in each of the above embodiments, the shutter 19 and the link member 28 are used.
The connecting pin 22 which is a separate body from the shutter 19 and the link member 28 is used as the connecting portion with, but the connecting portion is integrally formed with the shutter 19 or the link member 28, and the connecting portion is rotatably connected to the other side. You may do it.

Further, in each of the above embodiments, the shutter 19 is configured to close the discharge port 17 at the end position of the conveyor 11, but the intermediate position of the conveyor 11 or the position facing the chute away from the end of the conveyor 11, for example. It may be configured to close at.

Further, in the above embodiment, the rotary shaft 12 of the rotating body 33,
Although it is the shaft for the roller 13 of the conveyor 11, it may be a shaft in a rotational force transmission system from the motor driving the conveyor 11 to the shaft of the roller 13 or an interlocking shaft transmitted from these shafts.

(Effect of the Invention) According to the present invention, the mechanism is such that the shutter is opened and closed via the rotating body and the link member in response to the rotational drive of the conveyor, and the open or closed position of the shutter is held by the toggle spring. , The shutter can be automatically opened or closed by rotating the conveyor in the coin discharging direction or in the opposite direction, eliminating the need for troublesome operations for opening and closing the shutter, and the mechanism for opening and closing the shutter is simple. In addition, since it is not necessary to use another expensive drive source as in the conventional case, the cost can be reduced.

[Brief description of drawings]

FIG. 1 is a partially cutaway side view of a coin opening / closing mechanism of a coin discharging device according to an embodiment of the present invention, which is used in a coin depositing machine, FIG. 2 is a sectional view thereof, and FIG. Side view of the case where the shutter opening / closing mechanism of the present invention is adopted in a metal box,
FIG. 4 is a side view showing another embodiment of the shutter opening / closing mechanism of the present invention, and FIG. 5 is a perspective view showing another embodiment of the rotating body of the present invention. 5: Coin discharging frame as a fixed part, 11: Conveyor,
12 …… Rotary axis, 17 …… Discharge port, 19 …… Shutter, 22…
... Connecting pin as connecting part, 26 ... Toggle spring, 28 ...
… Link member, 32… Recessed part, 33… Rotating body, 34… Projection part, 41a… Metal box frame as fixed part.

Claims (1)

[Scope of utility model registration request] 1. A coin dispenser provided with a shutter for opening and closing the dispense port by swinging movement of coins stored on a conveyer capable of rotating in the normal and reverse directions, by rotating the conveyor in a coin dispense direction. In the device, a rotary body provided on a rotary shaft that rotates in conjunction with the rotational drive of the conveyor and having a protrusion that rotates at a position away from the center of rotation by a predetermined radius, and the shutter with a predetermined radius away from its swing center. It has a concave portion that is swingably connected by a connecting portion at a position and the projection portion is selectively inserted by the rotation of the rotating body, and is moved by the rotation of the projection portion that is inserted into the concave portion to open and close the shutter. Link member, a swing restricting portion that restricts swing movement of the shutter between an open position and a closed position, and one end of the shutter is separated from the swing center by a predetermined radius. Is attached to the shutter or the connecting portion at a fixed position, and the other end is attached to the fixed portion at a position opposite to the attachment position of the one end about the swing center and apart from the swing center by a predetermined radius. A toggle spring for urging the shutter to be held in the open position or the closed position, the shutter is opened by rotating the conveyor in the coin discharging direction, and the shutter is closed by rotating the conveyor in the opposite direction. A coin opening / closing mechanism of the coin discharging device.