JPH082760Y2 - Power transmission structure of coin processing machine - Google Patents

Description

[Detailed Description of the Invention] [Field of Industrial Application] The present invention relates to a power transmission structure of a coin processor such as a coin sorter for sorting coins of different denominations or a coin counter for counting the number of coins. Is.

[Conventional technology]

2. Description of the Related Art Conventionally, a coin processing machine, for example, a coin sorter, is configured by attaching a lid to an upper part of a main body. The lid is provided with a hopper for storing coins and a turntable (coin insertion drive member), and the main body rotates in a fixed direction and a coin is gradually inserted from the hopper by the drive member. And a coin sorting passage having a coin outlet opening in a part of the surrounding wall surrounding the rotating disk, and a coin sorting passage having a plurality of coin dropping ports circumferentially arranged around the surrounding wall and having different opening widths, and the coin. Coin transfer means for moving coins in the sorting passage are provided.

[Problems to be solved by the device]

In the conventional coin processing machine described above, a drive means is provided in the main body for driving the rotary disc, the coin transfer means and the like.
However, because the lid was configured to open and close with respect to the main body to facilitate maintenance, etc.,
The driving force cannot be transmitted from the driving means provided in the main body to the driving member provided in the lid, and the driving member cannot be driven by the driving means provided in the main body. For this reason, a drive means must be additionally provided on the lid, which increases the cost and causes the lid to be heavy and difficult to move.

In view of the above circumstances, the present invention provides a coin processing machine that can open and close the lid without support, and can drive the drive member provided on the lid and the rotary disc provided on the main body by one drive means. It is intended to provide a power transmission structure of.

[Means for solving the problem]

A power transmission structure of a coin processor according to the present invention includes a main body and a lid that is openably and closably attached to an upper portion of the main body. The lid is provided with a hopper and a drive member for inserting coins into the main body. In the coin processing machine, wherein the main body is provided with a rotary disc that rotates in a predetermined direction and into which coins are inserted from the hopper by the drive member, the main body is provided with drive means for driving the rotary disc. In addition, the rotating disk and the driving member are connected via an engagement / disengagement type power transmission joint having a pair of members detachably combined with each other so as to be engaged with the lid closed. Is.

In the power transmission structure of the coin processing machine, instead of the engagement / disengagement type power transmission joint, there is provided a connection type power transmission joint having a pair of members slidably engaged with each other and supported tiltably. You may do it.

[Action]

With the structure of the power transmission structure according to the first aspect, when the lid is opened, the pair of members of the detachable power transmission joint are separated from each other, and the lid can be opened and closed without being supported.
Moreover, by engaging the pair of members with the lid closed, when the lid is closed, the driving force is transmitted from the drive means to the drive member via the rotating disk and the detachable power transmission joint. Become.

Further, according to the structure of the power transmission structure according to claim 2, as the lid is opened, the pair of members of the connection type power transmission joint are tilted and slide with respect to each other according to the opening degree. The lid can be opened and closed without support. Moreover, since the rotary disk and the drive member are always connected via the connection type power transmission joint, the driving force can be transmitted from the drive means to the drive member via the rotary disk and the connection type power transmission joint.

〔Example〕

1 to 3 show a coin sorter using an embodiment of the present invention. This coin sorter comprises a main body 1 and a lid 2.

The lid 2 includes a hopper 21 that stores a large number of coins C, and a turntable (coin insertion drive member) 22 that is rotatably provided at the bottom of the hopper 21, and the hinge mechanism 3 is provided above the main body 1. It is attached so that it can be opened and closed via. The turntable 22 is driven by the motor 4 described later,
When the turntable 22 is driven, the coins C stored in the hopper 21 are gradually dropped downward from a drop opening (not shown).

The main body 1 includes an outer frame 11, a fixed base 12 horizontally fixed inside the outer frame 11, a rotary disk 14 supported above the fixed base 12 via a bearing 13, and a motor supported by the outer frame 11. (Driving means) 4. A drive shaft 15 is connected to the central portion of the rotary disc 14, and the drive force from the motor 4 is transmitted to the drive shaft 15 so that the rotary disc 14 moves at a high speed in a certain direction (direction of arrow A in FIG. 2). It is designed to rotate. The rotary disk 14 is located below the drop opening of the hopper 21, and a plurality of types of coins C having different diameters from the hopper 21.
Are put on the rotary disk 14 by the turntable 22.

Around the rotating disk 14, a surrounding wall 16 fixed on the fixed base 12 is provided. A part 17 of the surrounding wall 16 is opened, and the opening portion 17 serves as a coin outlet for sending out the coins C one by one from the rotary disk 14 to the outside of the surrounding wall 16. Incidentally, the rotating disk 14 is, for example, to release the coin jam when a coin jam occurs at the coin delivery port 17 portion,
If necessary, it can be reversed (rotate in the direction opposite to the arrow A direction in FIG. 2).

The course plate 5 fixed on the fixed base 12 is disposed outside the surrounding wall 16. A fixed range around the surrounding wall 16 of the course plate 5 is set to have substantially the same height as the rotating disk 14, and a coin support surface 51 is formed by this portion. The coin support surface 51 has a circular outer shape that is concentric with the rotary disk 14, and a guide wall 52 that protrudes upward in a stepwise manner is provided on the outer periphery of the coin support surface. It serves as a sorting passage 53.

A coin delivery passage 54 extending from the coin delivery outlet 17 in the tangential direction of the rotating disk 12 is provided between the coin delivery outlet 17 and the coin sorting passage 53. Delivery guide pieces 55 are provided on both sides of the coin delivery passage 54, and a delivery belt 6 and the like are provided in the coin delivery passage 54 to assist the delivery of coins from the coin delivery outlet 17 to the coin sorting passage 53. Auxiliary delivery means are provided.

In the coin sorting passage 53, a plurality of coin dropping ports 56a, 56b, ... for classifying and dropping a plurality of types of coins C by diameter are opened, and for example, 6-denominations from 1-yen coin to 500-yen coin. Six coin drop openings 56a to 56f are opened corresponding to the coins. These coin dropping ports 56a to 56f are arranged in the coin moving direction (the direction of arrow B in FIG. 2), and the opening width is sequentially inward toward the inside of the passage so that coins with smaller diameters are dropped in order. Has been expanded. A chute 57 is provided below each coin drop port 56a to 56f, and each coin drop port 56a
The coins dropped from a to 56f are sent to the classified coin storage portion (not shown) via the chute 57.

Above the coin sorting passage 53, an annular rotating member 70 that constitutes coin transferring means is provided. This rotating member 70
Is composed of a metallic lip ring 71 having a pulley portion 71a on the upper portion, and a lip member 72 fixed to the lower end of the lip ring 71, and provided upright at a plurality of locations inside the coin sorting passage 53. The lip ring is attached to the roller 74 at the upper end of the shaft 73.
When 71 is locked, it is rotatably held above the coin support surface 51. Then, the transmission belt 42 is stretched over the pulley portion 71a of the lip ring 71 and the pulley 41 located outside the coin sorting passage 53, and the pulley 41
When the driving force is transmitted from the motor 4 to the rotating member 70, the rotating member 70 is rotated in a constant coin moving direction. The lip member 72 is made of an elastic material such as rubber, and its lower end faces the coin supporting surface 51 so as to elastically contact the coin C on the coin supporting surface 51.

The rotary disk 12, the rotary member 70, and the feeding belt 6 of the auxiliary feeding means are simultaneously driven by one motor 4. That is, the driving force from the motor 4 is transmitted to the relay pulley 44a via the belt 43, and further from the pulley 44b coaxial with the pulley 44a, through the belt 45, the pulleys 46a, 46b, and the belt 47, the drive shaft of the rotating disk 12 is driven. It is transmitted to the pulley 48 fixed to the lower end of 15, while the pulley 48
It is transmitted from the pulley 41 coaxial with 44a, 44b to the rotating member 20 via the transmission belt 42. Further, the driving force of the motor 4 is also transmitted to the delivery belt 6 of the auxiliary delivery means via a transmission mechanism (not shown).

The turntable 22 provided on the lid 2 and the rotary disk 12 provided on the main body 1 are connected via a transmission gear mechanism 8 and an engagement / disengagement type power transmission joint 9. The transmission gear mechanism 8 includes first to fourth transmission gears 81, 82, 83, 84 and first to third transmission shafts 85, 86, 87. First to third transmission shafts 85,86,
87 are respectively rotatably supported on the bottom plate 23 of the lid 2, and
The transmission shaft 85 is aligned with the axis of the turntable 22, and the third transmission shaft 87
Is on the axis of the rotating disk 12, and the second transmission shaft 86 is the first transmission shaft 85.
And the third transmission shaft 87, respectively. The first transmission shaft 85 has a turntable 22 and a first transmission shaft 85.
The transmission gear 81 is fixed, and the fourth transmission gear is attached to the third transmission shaft 87.
84 is fixed. The second transmission gear 82 and the third transmission gear 83 are fixed to the second transmission shaft 87. The second transmission gear 82 and the third transmission gear 83 are respectively the first
It is meshed with the transmission gear 81 and the fourth transmission gear 84, so that power can be transmitted from the third transmission shaft 87 to the first transmission shaft 85.

The engagement / disengagement type power transmission joint 9 is a pair of members (socket and pin) 91 and 92 that are engaged with each other so as to be engageable with each other.
It is composed of The socket 91 has a recess 911 on its lower surface.
And is formed integrally with the lower end of the third transmission shaft 87. On the inner peripheral surface of the recess 911, tooth portions 912 protruding toward the center are formed at four locations at equal intervals. Pin 92
Is at the upper end of the drive shaft 15 that passes through the center of the rotating disk 12,
It is fixed by penetrating in a state orthogonal to the axis. When the lid 2 is closed, the socket 91 and the pin 92 are placed in the recess 911 of the socket 91 in which the tooth portion 912 is provided.
Are engaged with each other. Therefore, when the drive shaft 15 of the rotary disk 12 rotates, the pin 92 is caught by the tooth portion 912 of the socket 91 and the socket 91 also rotates. Therefore, when the lid 2 is closed, the driving force of the motor 4 is transmitted from the drive shaft 15 of the rotating disk 12 to the transmission gear mechanism 8 via the engagement / disengagement type power transmission joint 9, and further the transmission gear mechanism 8 is moved. Through turntable 22 to motor 4
The turntable 22 can be driven by transmitting the driving force. On the other hand, when the lid 2 is opened, the socket 91 is attached to the lid 2 side and the pin 92 is attached to the main body 1 side, so that the socket 91 separates from the pin 92. Therefore, the drive force of the motor 4 is not transmitted from the drive shaft 15 of the rotating disk 12 to the transmission gear mechanism 8, and the turntable 22 cannot be driven.

According to the above configuration, the rotary disk 12 and the turntable 22 are connected via the engagement / disengagement type power transmission joint 9 including the socket 91 and the pin 92 which are engaged and disengaged from each other by opening and closing the lid 2.
Since the and are connected, the lid 2 can be opened and closed without bearing. Moreover, when the lid 2 is closed, the socket 91 and the pin 92 are engaged with each other, and the turntable 22 can be driven by the motor 4 that drives the rotating disk 12. Therefore, one motor provided in the main body 1 is used. Both the rotating disk 12 and the turntable 22 can be driven by means of 4. In addition, for maintenance etc., the lid 2
When opened, the socket 91 is disengaged from the pin 92 and the driving force of the motor 4 is not transmitted to the turntable 22,
The turntable 22 will stop naturally. Therefore, it is not necessary to separately provide a means for stopping the turntable 22 when the lid 2 is opened.

4 to 9 show the engagement / disengagement type power transmission joint 9
Another example of a, 9b, 9c, 9d is shown.

Detachable power transmission joint shown in FIGS. 4 and 5.
9a includes a socket 91a, a plug 92a, and a socket lifting tool 93a.

The socket hanging tool 93a includes an enlarged portion 931a formed integrally with the third transmission shaft 87, and an inverted T-shaped hooking portion 932a vertically screwed into a plurality of locations on the lower surface thereof. The lower portion of the socket 91a is constructed in the same manner as the socket 91 of the above-mentioned embodiment. That is, recesses 911a are formed on the lower surface, and tooth portions 912a are formed at four locations on the inner peripheral surface of the recess 911a at equal intervals. An enlarged portion 913a is formed in the upper portion of the socket 91a, and the enlarged portion 913a has a through hole having a diameter larger than that of the shaft portion 933a of the hook portion 932a of the socket hanging tool 93a and smaller than that of the head portion 934a. 914a is formed at a plurality of locations. The shaft portion 933a of the hooking portion 932a of the socket suspending tool 93a penetrates through the through hole 914a, so that the socket 91a is suspended in the socket suspending tool 93a in a bendably connected state.

Between the lower surface of the enlarged portion 931a of the socket hanging tool 93a and the upper surface of the enlarged portion 913a of the socket 91a, the enlarged portion 913 of the socket 91a is provided.
A coil spring 915a that urges a toward the head 934a of the hook portion 932a is interposed. The plug 92a has a cross-shaped blade 921a and is integrally formed on the upper end of the drive shaft 15. With the lid 2 closed, the socket 91a and the plug 92a are engaged with each other by inserting the plug 92a into the recess 911a of the socket 91a. When the lid 2 is opened from this state, the socket 91a moves along with the lid 2 and comes off the plug 92a. Therefore, even if the engagement / disengagement type power transmission joint 9a is used in place of the engagement / disengagement type power transmission joint 9 of the above-described embodiment, the lid 2 can be opened and closed without a support, and the lid 1 provided on the main body 1 Both the rotating disk 12 and the turntable 22 can be driven by one motor 4. Moreover, in the configuration of the engagement / disengagement type power transmission joint 9a, the socket 91a and the socket suspension 93a are
Since it can be bent between
The socket 91a can be kept straight with respect to the plug 92a even when the socket lifting tool 93a is tilted, and when the lid 2 is opened and closed, the socket 91a and the plug 92a can be smoothly engaged and disengaged without prying. You can

The engagement / disengagement type power transmission joint 9b shown in FIG.
It is composed of 91b and pin 92b. The plug 91b is the third
A support plate 911b integrally mounted in a state orthogonal to the transmission shaft 87 is provided, and rubber rollers 913b hung from both ends of the support plate 911b via suspension rods 912b. . The pin 92b is pierced and fixed to the upper end of the drive shaft 15 in a state of being orthogonal to the axis thereof. The plug 91b and the pin 92b are the rollers of the plug 91b when the lid 2 is closed.
By inserting 913b into the rotation track of pin 92b,
Engage each other. When the lid 2 is opened from this state, the plug 91b moves along with the lid 2 and the roller 913b comes off the pin 92b. Therefore, even if this engagement / disengagement type power transmission joint 9b is used, the same effect as that of the engagement / disengagement type power transmission joint 9 of the above-described embodiment can be obtained.

Engageable power transmission joint shown in FIGS. 7 and 8.
9c is a pair of couplings 91c and 92c and a coupling hanger 9
Equipped with 3c. The coupling hanger 93c has an inverted T-shape with an enlarged portion 931c integrally formed with the third transmission shaft 87, and a downwardly projecting central portion of the lower surface of which a circular plate 933c is attached to the tip. It is composed of a hook portion 932c. The upper coupling 91c is configured by attaching a lid member 912c to the upper end of a cup-shaped coupling body 911c. A hole 913c is formed through the central portion of the lid member 912c, and the leg 934 of the hook portion 932c is inserted into the hole 913c.
When the coupling 91c is inserted, the coupling 91c is suspended by the coupling suspension 93c so as to be vertically movable.
A coil spring 94c that urges the lid member 912c toward the circular plate 933c of the hook portion 932c is interposed between the lower surface of the enlarged portion 931c of the coupling suspension portion 93c and the upper surface of the lid member 912c of the coupling 91c. Has been done. The hole 913c of the lid member 912c is formed in an elliptical shape, and the leg portion 934c of the hook portion 932c inserted into the hole 913c is formed in an elliptical cross-sectional shape corresponding to the shape of the hole 913c. Because of this, the coupling
Rotational force is transmitted from 91c to the coupling hanger 93c. The lower coupling 92c is integrally attached to the upper end of the drive shaft 15. Plural corrugated teeth 914c and 921c are formed on the lower surface of the coupling body 911c of the upper coupling 91c and the upper surface of the lower coupling 92c, respectively. These teeth 914c, 921c are
When the lid 2 is closed, the lids 2 are meshed with each other and engaged with each other. When the lid 2 is opened, the upper coupling 91c moves along with the lid 2 to disengage from each other and separate from each other. Therefore, even with this engagement / disengagement type power transmission joint 9c, it is possible to obtain the same effect as that of the engagement / disengagement type power transmission joint 9 of the above-described embodiment.

In the joint 9, the coupling 91c,
Instead of forming the corrugated teeth 914c and 921c on the contact surfaces of the 92c, unevenness such as a filed surface may be applied or a rubber plate or the like may be attached.

The engagement / disengagement type power transmission joint 9d shown in FIG.
It has 91d and a rotating plate 92d. The rotating plate 92d has a drive shaft 1
It is attached integrally to the upper end of 5 orthogonally. The roller 91d is made of rubber or the like and is rotatably supported in a state orthogonal to the bottom plate 23 of the lid 2. This roller
The peripheral surface of 91d is always in contact with the lower surface of the fourth transmission gear 84. Therefore, when the roller 91d rotates, the fourth transmission gear 8
4 will also rotate. The roller 91d and the rotary plate 92d are arranged on the upper surface of the rotary plate 92d when the lid 2 is closed.
When the peripheral surfaces of 1d are in contact with each other, they are engaged with each other. When the lid 2 is opened from this state, the roller 91d moves along with the lid 2 and is separated from the rotary plate 92d. Therefore, even if the pair of members (the roller 91d and the rotating plate 92d) are engaged with each other by a frictional force with the lid 2 closed, as in the structure of the engagement / disengagement type power transmission joint 9d, the above-mentioned embodiment is used. The same effect as the engagement / disengagement type power transmission joint 9 can be obtained.

In the above embodiment, the rotating disk 12 and the turntable 22 are connected to each other via the engagement / disengagement type power transmission joints 9, 9a, 9b, 9c, 9d having a pair of members that are detachably combined with each other. However, instead of the engagement / disengagement type power transmission joints 9, 9a, 9b, 9c, 9d, the connection type power transmission joint 9e shown in FIGS. 10 and 11 may be used.

The connection type power transmission joint 9e includes a pair of members slidably engaged with each other (a spline shaft 91e and a spline boss 92e), a universal joint 93e and a swing ring that support the members 91e and 92e in a tiltable manner. With 94e. Universal joint 93e
A known structure having a pair of yokes 931e and 932e connected by a cross 933e is used. A pair of yokes 931e, 932
One side 931e of e is integrally formed in the lower portion of the third transmission shaft 87, and the other 932e is integrally formed in the upper portion of the spline shaft 91e. The oscillating ring 94e has shafts 941e projectingly formed at opposite positions on the outer peripheral surface thereof, and the shafts 941e are attached to the lower surface of the rotary disk 12 via bearings 942e, so that the center of the rotary disk 12 is reduced. It is rotatably supported by the section about a shaft 941e. Swing ring 94e
A through hole 943e is formed at a position displaced from each of the shafts 941e by 90 °. Shafts 921e are formed so as to project at opposite positions on the outer peripheral surface of the spline boss 92e. Each shaft 921e is inserted into the through hole 943e via the bearing 922e, whereby the spline boss 92e is formed.
Is rotatably supported by a swing ring 94e about an axis 921e. In FIG. 10, 101 is a thrust bearing, 102 is a radial bearing, and 103 is a rotating disk 4.
The large-diameter gear is fixed to the small-diameter gear 104, and the small-diameter gear 104 is meshed with the large-diameter gear 103. The driving force is transmitted from the motor 4 to the small-diameter gear 104.

According to the above configuration, when the lid 2 is closed, the rotary disc 14, the swing ring 94e, the spline boss 92e, the spline shaft 91e, and the third transmission shaft 87 are aligned on the same axis. The rotational force can be transmitted from 14 to the third transmission shaft 87, and the turntable 22 provided on the lid 2 can be driven by the motor 4 provided on the main body 1. Moreover, since the spline shaft 91e can be slid with respect to the spline boss 92e and the spline boss 92e and the spline shaft 91e are tiltably supported by the universal joint 93e and the swing ring 94e, the lid 2 is not supported. Can be opened and closed.

In this case, a means for stopping the motor 4 when the lid 2 is opened is additionally provided.

In the above embodiments, the case where the present invention is applied to the coin sorter is shown, but the present invention may be applied to other coin processing machines such as a coin counter.

[Effect of device]

In the power transmission structure of the coin processing machine according to the present invention, the rotating disk and the driving member are connected to each other through the engagement / disengagement type power transmission joint or the connection type power transmission joint. For this reason, in the case of the engagement / disengagement type power transmission joint, the pair of members separate from each other when the lid is opened, and in the case of the connection type power transmission joint, with the opening of the lid,
The pair of members tilt and slide with respect to each other according to the degree of opening, so that the lid can be opened and closed without being supported.
Moreover, in the case of the engagement / disengagement type power transmission joint, the pair of members are engaged when the lid is closed, and in the case of the connection type power transmission joint, the pair of members are always connected, so that the lid is In the closed state, the driving force is always transmitted from the driving means to the driving member. Therefore, the drive member provided on the lid and the rotary disk provided on the main body can be driven by one drive means, and as a result, the drive means can be omitted on the lid side, which reduces the cost and the weight of the lid. Can be reduced.

[Brief description of drawings]

FIG. 1 is a vertical sectional view showing a part of a coin sorter according to an embodiment of the present invention, FIG. 2 is a plan view of the coin sorter without a lid, and FIG. 3 is III of FIG. -III sectional views, FIGS. 4 to 9 show another embodiment using a detachable power transmission joint, and FIGS. 4, 6, 7, and 9 show each embodiment. FIG. 5 is a vertical cross-sectional view of the main part, FIG. 5 is a cross-sectional view taken along line VV of FIG. 4, and FIG. 8 is a perspective view of the coupling shown in FIG.
FIG. 10 is a vertical cross-sectional view showing the main part of another embodiment using a connection type power transmission joint, and FIG. 11 is a cross-sectional view taken along line XI-XI of FIG. 1 ... main body, 2 ... lid, 4 ... driving means, 9,9a, 9b, 9c, 9
d …… Detachable power transmission joint, 91,92,91a, 92a, 91b, 9
2b, 91c, 92c, 91d, 92d …… A pair of members of an engagement / disengagement type power transmission joint, 9e …… A coupling type power transmission joint, 91e, 92e
...... A pair of members of the connection type power transmission joint, 14 …… Rotating disk, 21 …… Hopper, 22 …… Coin insertion drive member, C
……coin.

Claims (2)

[Scope of utility model registration request] 1. A main body and a lid attached to the upper portion of the main body so as to be openable and closable, a hopper and a driving member for inserting coins into the main body are provided on the lid, and the main body is fixed in a fixed direction. In a coin processing machine provided with a rotary disc that rotates into the hopper and into which coins are inserted from the hopper by the drive member, a drive means for driving the rotary disc is provided in the main body, and the rotary disc and the drive are provided. And a member, which are connected via an engagement / disengagement type power transmission joint having a pair of members detachably combined with each other so as to be engaged with the lid closed. Power transmission structure. 2. The power transmission structure for a coin processing machine according to claim 1, further comprising a pair of members slidably engaged with each other and tiltably supported instead of the engagement / disengagement type power transmission joint. A power transmission structure for a coin processing machine, characterized in that a connection type power transmission joint is provided.