JPH0573749A - Medal throwing-out machine - Google Patents

Abstract

PURPOSE:To simplify an ejector mechanism and to improve its function by providing the energizing means which energizes a shakable guide wall in such direction that it approaches a fixed guide wall facing this shakable guide wall. CONSTITUTION:One guide wall 71 in the vicinity of a medal throwing-out exit 7 can be shacked with a shake shafy 72 as the center, and a spring 73 which energizes this guide wall 71 toward a fixed guide wall 22 is provided. When a medal M moving in a medal passage 20 of a medal lifter 2 passes between the shakable guide wall 71 and the fixed guide wall 22 facing the guide wall 71, the shakable guide wall 71 is temporarily porarily pushed open by the medal M and is returned in accordance with passage of the center of the medal M along the mobile guide wall 71. At this time, the medal M is sprung out from the medal throwing-out exit 7 by the force acting on the medal M from the mobile guide wall 71. Thus, the ejector action is obtained by the simple structure using the guide wall of the medal passage 20.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a coin throwing machine for throwing coins and other medals from a medal throwing hole to the outside, such as various game machines such as a throttle machine, a vending machine, and a money changing machine. is there.

[0002]

2. Description of the Related Art Conventionally, for example, USP451 has been used as a medal ejecting machine for pushing up a medal to a medal ejecting port and ejecting it.
The one shown in Japanese Patent No. 8001 is known.
The medal ejecting machine shown in this publication has a rotating plate for medal sending and the like, and a medal sending device for sending a medal supplied from a hopper to a medal sending port (entrance of elevator), and this medal sending port. And a medal lifter (elevator) having a passage extending upward from a position corresponding to the above, a medal thrower is provided at the upper end of the medal lifter, and the above medal sending device sequentially sends the medals to the medal lifter and pushes them up to the medal thrower. It is designed to be used.
An ejector mechanism is provided near the top of the passage of the medal lifter in the vicinity of the medal ejection port so that the medal is ejected to an external medal tray or the like by ejecting the medal with appropriate force.

In the ejector mechanism shown in the above publication, a slotted notch is provided on the back panel of the medal passage near the medal throwing port, and a shaft for supporting the roller is inserted into the notch. The bracket that holds this shaft is attached to the medal lifter via a hinge and is urged in a certain direction by a spring, so that when the medal passes through this, the shaft with rollers is pushed by the medal and the notch is formed. It is configured to move outward once within the range of the section, and the medals are ejected upon its return.

[0004]

According to the ejector mechanism in the conventional medal throwing machine as described above, it is necessary to provide a notch in the back panel of the medal passage forming portion, and the back panel, guide wall, etc. In addition to the passage forming portion, it is necessary to provide an ejector assembly such as the shaft with a roller, a bracket, and a hinge as separate members, which increases the number of parts used and causes an increase in cost. Further, since the notch is provided within the medal passage forming range, if the medal is burred or deformed, it may be caught in the notch and the medal may be clogged.

In view of the above circumstances, the present invention simplifies the mechanism for ejecting a medal from the medal ejection port, reduces the number of parts used to reduce the cost, and ejects the medal without causing the token clogging. It is an object of the present invention to provide a medal ejection machine that can be surely and smoothly performed.

[0006]

In order to achieve the above object, the present invention has a medal sending device for sending medals taken in from a hopper one by one from a medal sending port, and a medal passage extending upward. In a medal ejector equipped with a medal lifter erected on a medal sending device and a medal ejector provided at an upper end of the medal lifter, guides on both sides of a medal passage terminal portion for guiding a medal near the medal ejector One of the walls is supported so as to be swingable about the swing axis with respect to the substrate, and the swingable guide wall is biased toward the fixed guide wall facing the swingable guide wall. The urging means for activating is provided.

In this structure, it is preferable that a rotatable guide roller is provided at the end of the fixed guide wall facing the swingable guide wall. Further, it is preferable that the guide roller is a stepped roller having a diameter that changes in a plurality of steps, and is attached to the substrate so that the protrusion amount can be changed.

[0008]

According to the above construction, when the medal moving in the medal passage of the medal lifter passes between the swingable guide wall and the fixed guide wall facing the swingable guide wall, the swingable guide wall is temporarily After being pushed open by the medal, as the center of the medal passes through the movable guide wall, it operates in the returning direction, and at this time, the force acting on the medal from the movable guide wall ejects the medal from the medal ejection port. In this way, the ejector action can be obtained with a simple structure using the guide wall of the medal passage.

Further, when a rotatable guide roller is provided at the end position of the fixed guide wall facing the swingable guide wall, resistance to movement and throwing of the medal is reduced. Further, when the guide roller is composed of a stepped roller whose diameter changes in a plurality of steps and is attached to the substrate in such a manner that the protrusion amount can be changed, a guide wall which can be swung according to the diameter of the medal to be processed is provided. It is possible to adjust the facing interval with the guide roller.

[0010]

Embodiments of the present invention will be described with reference to the drawings.
1 and 2 show the entire medal ejecting machine according to one embodiment of the present invention.
And a medal lifter 2 provided upright on the medal sending device 1, and in the present embodiment, the medal sending device 1 is provided.
A medal lifting device 3 is provided between the medal lifter 2 and the medal lifter 2. Further, a motor 4 for driving the medal sending device 1 and the medal pushing-up device 3, a driving force transmission mechanism, a hopper 5 located in front of the medal sending device 1 and storing a large number of medals M, and the like are used as a medal ejecting machine. It is equipped. A medal throwing port 7 is provided at the upper end of the medal lifter 2.

The medal sending device 1 sends the medals M supplied from the hopper 5 one by one, and in this embodiment, as shown in FIG. The hopper 5 is provided with a base 10 that has been formed and an annular rotating member 11 that is located in front of the base 10.
The medals M sent out from the lower medal supply port 5a are inserted into the surface side of the base 10 through the space inside the rotating member 11. On the front surface side of the base 10, the guide wall 1 protruding stepwise in a certain range of the outer peripheral portion.
2 is provided, and a medal support surface 13 serving as a passage for moving medals is formed on the inner peripheral side thereof. A disk 14 for medal stirring, which is driven by the motor 4 and rotates in a predetermined direction, is attached to a portion inside the medal support surface 13 of the base 10. The medal agitating disk 14 agitates the medal M sent from the hopper 5 to prevent the medal clogging.

The rotating member 11 is rotatably held by a plurality of rollers 15 arranged on the base 10, has a gear 11a on the outer periphery of the side, and has a drive gear 41 and a transmission gear 42 by the motor 4. , 43, 44 and the like. A medal feeding member 16 made of an elastic material such as rubber is fixed to the rotating member 11, and the medal feeding member 16 has a lip portion 16a protruding toward the medal supporting surface 13 of the base 10. .. Then, the lip portion 16a of the medal sending member 16
Elastically abuts the medal M on the medal support surface 13, and moves the medal M to the upper part of the base 10 as the rotating member 11 rotates. A medal delivery port 18 is formed on the upper portion of the base 10 between the outer peripheral guide wall 12 and the guide wall 17 located on the inner peripheral side of the medal support surface 13.

On the other hand, the medal lifter 2 is formed by a vertically long plate-like member which is erected obliquely upward from the upper end of the base 10 of the medal sending device 1 and has guide walls 21, 22 on both side edges thereof. It has a concave medal passage 20 having a constant width therebetween. The medal passage 20 extends linearly to the vicinity of the upper end of the medal lifter 2 and is bent laterally near the upper end to reach the medal ejection port 7. Medal exit 7
An ejector mechanism for assisting the ejection of the medal M from the medal ejection port 7 is provided in the vicinity thereof, which will be described in detail later. At the bottom of the medal lifter 2, there is a medal passage 2
A stop roller 23 having a built-in one-way clutch or the like for preventing the coin in 0 from returning (falling) is attached.

As shown in FIGS. 1 to 4, the medal pushing-up device 3 is rotated in a fixed direction with a relay passage 30 connecting the medal delivery port 18 of the medal delivery device 1 and the medal passage 20 of the medal lifter 2. And a medal push-up pin 32 arranged on the rotary disc 31, and the relay passage 30 is provided with an arcuate cutout hole 33 through which the medal push-up pin 32 is inserted.
The rotary disc 31 is rotatably held on the back side of the base plate 10, and has a drive gear 41, transmission gears 42, 43, 43 ',
It is adapted to be driven by the motor 4 via the driven gear 31a, and a torque limiter (not shown) is provided between the gears 43, 43 '.

A plurality of the medal push-up pins 32 are arranged at predetermined intervals in the circumferential direction of the rotary disc 31, and are inserted into the through holes 34 of the rotary disc 31 so that they can be projected and pulled into the rotary disc 31, respectively. In addition, the relay passage 3 is biased by the spring 35 in the protruding direction.
When passing 0, the relay passage 3 is passed through the cutout hole 33.
0, and when passing through the relay passage 30, the guide member 36
The guide portion 37, which is in the shape of an arcuate groove formed on the back surface side, is guided into the retracted state. Then, the rotating disc 31 rotates in synchronization with the rotating member 11 of the medal sending device 1, and accordingly, the medals M sent from the medal sending device 1 are pushed up by the medal pushing pin 32, and the medal passage 20 of the medal lifter 2 is moved. Is configured to be sent to.

FIG. 5 shows a medal ejection port 7 and an ejector mechanism at the upper end of the medal lifter 2, and the medal ejection port 7 is opened to the side. As the ejector mechanism, the guide wall 7 on one side at the end of the medal passage 20 is used.
1 is swingably supported by a swing shaft 72 with respect to the base plate 24 of the medal lifter 2, and a swingable guide wall (hereinafter, referred to as a "movable guide" in the embodiment) by a spring 73 as an urging means. The wall 71) 71 is urged toward the fixed guide wall 22. That is,
The movable guide wall 71 is provided at a position following the end of the fixed guide wall 21 on one side of the medal passage 20, has a guide surface 71a on the lower side so as to guide the medal M to the medal ejection port 7 side, and has an intermediate portion. Is pivotally attached to the swing shaft 72, and a spring 73 is attached between the upper end protrusion of the movable guide wall 71 and the medal lifter 2. Further, the movable guide wall 71 is continuously provided with a stopper 71b projecting to the back side through a cutout portion 74 formed in the substrate 24 of the medal lifter 2, and the stopper 71b is cut at the basic position shown in FIG. 5A. The gap between the guide surface 71a of the movable guide wall 71 and the end of the fixed guide wall 22 that faces the guide surface 71a of the movable guide wall 71 at this time is set to be smaller than the diameter of the medal M.

In addition to such an ejector mechanism,
A throwing-out stopping mechanism including a solenoid 75 and the like shown by a broken line in FIG. 5A may be provided. In this ejection stop mechanism, on the back side of the medal lifter 2, the plunger 75a of the solenoid 75 attached to the board 23 is connected to the stopper 71b via the connecting portion 76, so that the solenoid 75 is operated in response to a control signal. When is turned on, the movable guide wall 71 is kept in the basic state to prevent its swinging.

The operation of the medal ejecting machine of this embodiment will be described below.

The medals M supplied from the hopper 5 to the medal sending device 1 are sent to the medal sending port 18 as the rotating member 11 rotates, and further move to the relay passage 30 to rotate the rotating disk 31 of the medal pushing device 3. With the rotation of, the coin is pushed up by the medal push-up pin 32 and sent to the medal passage 20 of the medal lifter 2. The medal M in the medal passage 20 is pushed by the following medal M and moves up.

The medals that have reached the vicinity of the medal ejection port 18 are ejected from the medal ejection port 18 by the swing of the movable guide wall 71. This action will be described with reference to FIG. 5. When the medal M moving by receiving the pushing force from the medal pushing device 3 passes between the movable guide wall 71 and the fixed guide wall 22 facing the movable guide wall 71, the action shown in FIG.
As shown in (b), the movable guide wall 71 has the spring 7
It is pushed open by the medal M against the biasing force of 3. Then, when the center of the medal M passes through the movable guide wall 71, the movable guide wall 71 is moved by the force of the spring 73 while the tip of the movable guide wall 71 contacts the peripheral surface of the medal M, as shown in FIG. 5C. It operates in the closing direction (returning direction to the basic position), and at this time, the medal M is ejected from the medal ejection port 7 by the force acting on the medal M from the movable guide wall 71.

Further, in the case where the ejection stopping mechanism including the solenoid 75 and the like is provided, when the swing of the movable guide wall 71 is blocked by the operation of the solenoid 75, the passage of the medal M is blocked at this position. To be done. When the ejection stop mechanism temporarily stops the ejection of the medal M while the motor 4 is being driven, it is provided between the gears 43 and 43 'in the driving force transmission system. The transmission of the driving force is blocked by the torque limiter, the medal pushing device 3 stops, and the medal feeding member 16 in the medal sending device 1 slips on the medal M.

FIG. 6 shows another embodiment of the ejector mechanism at the upper end of the medal lifter 1 in the medal ejecting machine of the present invention. In this embodiment, a rotatable guide roller 77 is provided at the end position of the fixed guide wall 22 facing the movable guide wall 71.

Also in this embodiment, when the medal M passes between the movable guide wall 71 and the guide roller 77, the movable guide wall 71 is once pushed open and then rocked so as to return to the medal M. The action of being ejected from the medal ejection port 7 is the same as that of the basic embodiment, but the guide roller 77 rotates as the medal M passes,
The resistance decreases. Therefore, the action of repelling the medal M is promoted, and the load on the medal pushing device and the like is reduced.

7 and 8 show another embodiment of the ejector mechanism. In this embodiment, the movable guide wall 71
The guide roller 80 provided on the terminal end side of the fixed guide wall 22 opposed to is a stepped roller and is capable of changing the protrusion amount with respect to the substrate 24. That is, the guide roller 80 is formed on the substrate 24 in a state in which, for example, the tip side has the smallest diameter and the diameter gradually changes in a plurality of steps (three steps in the figure), and is pivotally attached to the roller shaft 81. It projects through the through hole 82 to the front surface side of the substrate. The roller shaft 81 is inserted into the shaft insertion hole 84 of the bracket 83 fixed to the back surface of the substrate 24, and the space between the bracket 83 and the guide roller 80 around the roller shaft 81 and between the bracket 83 and the end member. The plurality of ring-shaped spacers 86 are interposed between the roller shaft 81 and the end member 85, and the roller shaft 81 and the end member 85 are fastened to each other by the bolts 87.
At the time of this attachment, by selecting the distribution of the spacers 86, for example, in the state shown in FIG. 8, the first step portion of the guide roller 80 projects toward the front surface side of the substrate 24, and a certain number of spacers 86 (for example, one ), The second stage portion of the guide roller 80 is projected to the front surface side of the substrate 24, and if the spacer 86 is further distributed between the bracket and guide roller, the second stage portion of the guide roller 80 is increased. The step portion is configured to project to the front surface side of the substrate 24.

According to this embodiment, the medal M to be processed is
When the diameter of the guide roller 80 is large, the guide roller 80 is mounted so that the first step portion of the guide roller 80 protrudes toward the front surface side of the substrate 24, so that the facing gap between the movable guide wall 71 and the guide roller 80 becomes relatively large, and is processed. When the diameter of the medal M is reduced, the movable guide wall 71 and the guide roller 80 are opposed to each other by mounting the guide roller 80 such that the second step portion or the third step portion of the guide roller 80 protrudes toward the front surface side of the substrate 24. The spacing is reduced. Therefore, even if the diameter of the medal M to be processed changes, the amount of rocking of the movable guide wall 71 and the force applied to the medal M by the rocking are appropriately adjusted by adjusting the facing interval accordingly, and a stable medal is obtained. A throwing action is obtained.

The structures of the medal sending device 1 and the medal pushing-up device 3 in the medal ejecting machine are not limited to the above-mentioned embodiment, and the medal M is moved to the medal lifter 2 and the pushing force is applied to the medal M in the medal lifter 2. Anything can be added. In the illustrated embodiment, in order to reduce the load applied to the medal M sending device and to smoothly move the medal M to the medal lifter 2, the medal sending device 1 and the medal pushing device 3
Although the transfer of the medal M to the medal delivery port 18 and the pushing up of the medal M ahead of it are shared, the medal pushing up device 3 is omitted, and the pushing force for the medal M in the medal lifter 2 is also sent out. It may be provided by the device 1.

[0027]

According to the medal ejecting machine of the first aspect, one guide wall for guiding the medal is swingable around the swing shaft in the vicinity of the medal throwing port at the upper end of the medal lifter. By providing the biasing means for biasing the swingable guide wall toward the fixed guide wall facing the swingable guide wall, the swingable guide wall is swung when the medal passes through this portion. Since the medals are ejected from the medal slot, the ejector function can be provided with a simple structure that uses the guide wall at the end of the medal passage, and the number of parts used is reduced compared to the conventional one. , The cost can be reduced. In addition, since there is no notch in the medal passage formation range as in the past, even if the medal is burred or deformed, the medal does not get jammed, and the medal can be ejected reliably and satisfactorily. You can

When the rotatable guide roller is provided at the end position of the fixed guide wall facing the swingable guide wall, the resistance against the movement of the medal is reduced. Therefore, the medal ejection function can be enhanced, and the load applied to the medal sending device and the like can be reduced.

Further, as described in claim 3, when the guide roller is a stepped roller whose diameter changes in a plurality of steps and is attached to the substrate so that the protrusion amount can be changed, the processing is performed. It is possible to adjust the facing distance between the swingable guide wall and the guide roller according to the medal diameter, and it is possible to perform a stable medal ejection operation even if the medal diameter changes.

[Brief description of drawings]

FIG. 1 is a front view of an entire medal throwing machine according to an embodiment of the present invention.

FIG. 2 is a perspective view of the entire medal shooting machine.

FIG. 3 is a cross-sectional view of a portion including a medal sending device and a medal pushing-up device in the medal casting machine.

FIG. 4 is a front view of a portion including a medal sending device and a medal pushing device with a rotating member removed.

FIG. 5A is an enlarged front view of a main part showing a basic state of an ejector mechanism provided in the vicinity of a medal throwing port. FIG. 7B is an enlarged front view of the main part showing a state where the movable guide wall in the mechanism is pushed open. (C) is an enlarged front view of the main part showing a state when the movable guide wall in the same mechanism ejects a medal.

FIG. 6 is an enlarged front view of a main part showing another embodiment.

FIG. 7 is an enlarged front view of a main part showing still another embodiment.

8 is a cross-sectional view taken along the line AA of FIG.

[Explanation of symbols]

 1 medal sending device 2 medal lifter 7 medal throwing port 20 medal passage 21, 22 fixed guide wall 71 movable guide wall 72 swing shaft 73 spring 77, 80 guide roller

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁵ Identification number Reference number within the agency FI technical display location B65G 47/88 B 8010-3F G07D 1/00 GBH 9145-3E // B65G 65/42 B 9037- 3F

Claims (3)

[Claims] 1. A medal sending device for sending medals taken in from a hopper one by one from a medal sending port, a medal lifter having an upwardly extending medal passage and standing on the medal sending device, and an upper end of the medal lifter. In a medal ejecting machine equipped with a medal throwing port provided in a section, one of the guide walls on both sides of the medal passage terminal part for guiding the medal near the medal throwing port swings with respect to the substrate. A medal throwing device, which is swingably supported about an axis and is provided with a biasing means for biasing the swingable guide wall in a direction toward a fixed guide wall facing the swingable guide wall. Start. 2. The medal ejecting machine according to claim 1, wherein a rotatable guide roller is provided at a position of an end of the fixed guide wall facing the swingable guide wall. 3. The guide roller located at the end of the fixed-side guide wall is a stepped roller whose diameter changes in a plurality of steps, and is attached to the substrate such that the protrusion amount can be changed. The medal ejector according to claim 2.