JPH0445748Y2 - - Google Patents

Description

[Detailed Description of the Invention] "Industrial Application Field" The present invention relates to a device for removing remaining balls in a pachinko game machine.

``Conventional technology'' Conventionally, in the ball extraction device of pachinko gaming machines,
For example, a device that uses an electric drive means, such as a solenoid, to collect the remaining balls in a short time and contributes to saving labor in the ball removal work, and also allows the ball removal work to be performed by manual operation. , Kimiaki Sane
No. 54-32628.

``Problem to be solved by the invention'' However, in the above invention, the holding plate for holding the opening/closing plate that opens and closes the ball drop opening is directly connected to the solenoid and the opening/closing lever that is rotated during manual operation by the respective rods. For example, when manufacturing a pachinko game machine, even after the opening/closing plate and the holding plate are assembled in a predetermined position and the solenoid and opening/closing lever are installed, the ball pulling device cannot be driven. Furthermore, it is necessary to connect the holding plate and the solenoid with a wire rod, and to connect the holding plate and the opening/closing lever with a wire rod. There was a problem that the work was troublesome.

The present invention was devised in view of the above-mentioned problems, and its purpose is to enable the ball removal operation by both electric drive means and manual operation, and to simplify the assembly work. To provide a ball extraction device for a pachinko game machine.

"Means for solving the problem" In order to achieve the above-mentioned purpose, the present invention includes a ball alignment gutter that connects the prize ball tank and the prize ball discharge device, and a ball alignment gutter formed in the middle of the ball alignment gutter. In a pachinko game machine comprising a ball extraction gutter communicating with a ball extraction hole and an opening/closing member that opens and closes the ball extraction hole, the opening/closing member is biased by its own weight in a direction to close the ball extraction hole. an opening/closing lid member that is pivotably supported so as to be swingable; a first position where the opening/closing lid member closes the ball opening by pressing the rear end of the opening/closing lid member; and a first position where the opening/closing lid member closes the ball opening; a second position in which the opening/closing lid member is swung by the ball pressure to open the ball extraction opening when the pressure is released; and an opening/closing member having a holding portion that holds the opening/closing member at a second position in which the opening/closing lid member swings due to ball pressure to open the ball extraction opening; The solenoid is arranged at a position separated from the operating member, and the solenoid is rotated by an operating pin inserted from the front side of the pachinko game machine, and its tip is located at a position separated from the opening/closing member when not operated. By energizing the solenoid or rotating the operating crank based on the operation of the operating pin with the balls aligned in the ball alignment gutter, each tip thereof opens and closes as described above. Switching the holding part from the first position to the second position by contacting the operating member, and rotating the operating crank based on energization of the solenoid or operation of the operating pin in a state where the balls are not aligned in the ball alignment gutter. A ball pulling device for a pachinko game machine, characterized in that each tip of the holding portion contacts the opening/closing member to switch the holding portion from the second position to the first position.

This configuration adopts the following configuration.

"Operation" When the balls are aligned in the ball alignment gutter, the tip of the solenoid, which was located at a distance from the opening/closing member when not energized, comes into contact with the opening/closing member and opens/closes based on the energization of the solenoid. switching the holding part of the operating member from a first position in which the opening/closing lid member closes the ball extraction opening to a second position in which the ball extraction opening is opened;
As a result, the ball removal operation is performed. In addition, based on the operation pin being inserted from the front side of the pachinko game machine, the tip of the operating crank, which was located at a distance from the opening/closing member when not in operation, comes into contact with the opening/closing member, causing the opening/closing member to close. The holding part is switched from the first position in which the opening/closing lid member closes the ball extraction opening to the second position in which the ball extraction opening is opened, thereby performing the ball extraction operation. In this way, the ball removal operation is possible by both the solenoid and manual operation, and the solenoid, operating crank, and opening/closing operating member are arranged separately from each other.
The ball removing device can be completed simply by assembling the solenoid and the actuating crank at predetermined positions, and the work of assembling the ball removing device when manufacturing a pachinko game machine can be extremely easily performed.

"Embodiment" An embodiment of the present invention will be described below based on the drawings. FIG. 7 shows a schematic back view of a pachinko game machine to which an embodiment of the present invention is applied, and FIG. 8 is an enlarged view showing a part thereof. In the figure, a prize ball tank 2 for storing prize balls is arranged at the upper part of the back of a pachinko game machine 1, and an opening (not shown) formed at the bottom of one side of the prize ball tank 2.
A ball arranging gutter 3 is disposed connected to the ball arranging channel 3 for arranging the prize balls in two rows. The ball alignment gutter 3 includes a long inclined guide gutter section 4 that arranges a large number of prize balls discharged from the prize ball tank 2 into two rows without overlapping, and a bent section 6 that reduces the pressure of the prize balls. Abbreviation U
It consists of a letter-shaped bent gutter portion 5 and a short guide gutter portion 7 continuous from the bent gutter portion 5. A ball removal opening 8 is formed on the outer surface of the bent portion 6, and an opening/closing lid member 24, which constitutes a part of an opening/closing member to be described later, is pivotally supported in the ball removal opening 8 so as to be freely openable and closable. Further, a ball ejecting gutter 9 is vertically arranged in communication with the ball ejecting port 8, and ejects prize balls ejected to the outside of the pachinko game machine 1 when the opening/closing lid member 24 is in an open state. A prize ball discharging device 10 for dispensing a predetermined number of prize balls is disposed at the end of the guide gutter section 7 of the ball alignment gutter 3. As is well known, the prize ball discharging device 10 includes a prize ball case 11 that accommodates a predetermined number of prize balls (for example, 15 balls), and a lid member 12 that alternately appears and reappears in the prize ball case 11 to divide the prize balls into a predetermined number. and the lid member 12
The link members 13a to 13c actuate the link members 13a to 13c. Furthermore, a prize ball ejecting passage 14 that leads the prize balls to a ball tray (not shown) provided on the front side of the pachinko game machine in succession to the prize ball discharging device 10 is also provided on the front side for prize balls that do not fit into the ball tray. A preliminary prize ball discharge passage 15 leading to a preliminary ball receiving tray (not shown) and other known parts are arranged. The prize ball tank 2, ball alignment gutter 3, ball removal gutter 9, prize ball discharge device 10, prize ball discharge passage 14, prize ball discharge preliminary passage 15, etc. are all arranged on a back mechanism plate 16 made of synthetic resin. has been done.

Next, the ball removing device, which is the gist of the present invention, will be explained in more detail based on FIGS. 1 and 2. FIG. 1 is a perspective view of the ball removing device part of the embodiment.
FIG. 2 is an exploded perspective view thereof. In the figure, a mounting piece 20 is formed at the center of the upper surface of the bent gutter section 5 above the bent section 6 . The bent gutter portion 5 is fixedly arranged on the back mechanism plate 16 by attaching the mounting piece 20 to a mounting boss 21 protruding from the back mechanism plate 16 with a screw 22. A shaft attachment piece 23 is formed on the upper surface of the bent gutter portion 5 from the center of the upper end of the ball extraction opening 8 . An opening/closing lid member 24 for opening and closing the ball extraction port 8 is swingably supported on the shaft mounting piece 23 by a support pin 28. A curved surface portion 25 having a curved surface matching the curvature of the bent portion 6 is formed on the front surface of the opening/closing lid member 24, and guides prize balls to the guiding gutter portion 7 when the lid member 24 is closed. Further, a lock pin 26 is formed at the rear upper part of the opening/closing lid member 24, and a weight 27 is formed at the rear lower part, and the opening/closing lid member 24 is always urged to close the ball extraction opening 8 by the weight 27. . An opening/closing actuating member 29 is rotatably fitted diagonally above the opening/closing lid member 24 onto a rotary shaft pin 34 protruding from the back mechanism plate 16. The opening/closing actuating member 29 is inclined laterally around its support shaft boss portion 30 and pushes up the opening/closing member 3 downwardly.
1 and a push-down piece 32 is formed on the inclined upper side,
Further, a hook portion 33 is formed in the vertical direction. When the opening/closing actuating member 29 is loosely fitted into the rotation support pin 34, a return spring 35 is inserted at the same time, and one end 36 of the return spring 35 is locked in a holding hole 38 formed in the back mechanism plate 16. and the other end 3
7 is engaged under the push-down piece 32. Therefore, the opening/closing member 29 is always biased in the clockwise direction. The hook portion 33 engages with the upper edge of the lock pin 26 of the opening/closing lid member 24 and presses the rear end of the opening/closing lid member 24, so that the opening/closing lid member 24 is in the first position closing the ball opening 8. , a second position in which the opening/closing lid member 24 is engaged with the lower edge of the locking pin 26 of the opening/closing lid member 24 to release the pressure on the rear end of the opening/closing lid member 24, and the opening/closing lid member 24 opens the ball extraction opening 8 which is swung by the ball pressure. and constitute a holding section that holds the parts, respectively. A Z-shaped slide piece 39 is arranged below the push-up piece 31. The slide piece 39 has an upper engagement piece 40 in constant contact with the push-up piece 31 at its upper end, a lower engagement piece 41 at its lower end, and a stopper step 42a near the lower engagement piece 41. , 42b are formed. The slide piece 39 is one side wall 9 that constitutes the ball removal gutter 9.
The inner guide wall 4 is sandwiched and guided by an inner guide wall 43 provided continuously at the upper end of b and an outer guide wall 64 formed on a ball gutter cover 62, which will be described later.
The stopper piece 44 protruding from 3 engages with the stopper step 42a to determine the lower limit position,
The lower edge of the outer guide wall 64 and the stopper step portion 42b engage with each other to determine the upper limit position. The push-up piece 31 and the upper engagement piece 40 are always in contact with each other due to the biasing force of the return spring 35. An operating crank 45 is provided to engage with the lower engagement piece 41 and cause the slide piece 39 to slide in the vertical direction. The operating crank 45 is formed into a substantially L-shape, with a pressing surface 46 formed on its short side, and an engaging protrusion 47 that engages with the lower engaging piece 41 formed on its long side. A shaft hole 48 is bored at the right angle point.
The operating crank 45 is attached to mounting pieces 50a and 50 that protrude from a mounting plate 49 that is screwed and fixed to the front frame 17 of the pachinko machine 1 (not shown in FIG. 2).
b, the shaft hole 48 is overlapped with the shaft hole 48, and the support shaft pin 52 is rotatably attached to the shaft hole 48. The mounting plate 49 has a pin insertion hole 54 bored in the front frame 17 below.
A corresponding through hole 51 is formed. Further, the operating crank 45 is always urged counterclockwise by the spring 53. Therefore, insert the ball removal pin 55 into the pin insertion hole 5 from the front side of the pachinko game machine 1.
4, the tip of the ball removal pin 55 comes into contact with the pressing surface 46 of the operating crank 45 and is rotated clockwise against the biasing force of the spring 53, so that the slide piece 39 engages with the engagement protrusion of the operating crank 45. It is raised by the piece 47, and further rotates the opening/closing actuating member 29 in a counterclockwise direction. Note that the slide piece 39 and the operating crank 45 constitute a link device.

On the other hand, an operating disk 58 provided at the tip of a plunger 57 of a solenoid 56 serving as an electric drive means is disposed at a position slightly spaced above the push-down piece 32. When the solenoid 56 is energized, it lowers the plunger 57 and presses the push-down piece 32 to rotate the opening/closing member 29 counterclockwise, and when the solenoid 56 is de-energized, it moves upward due to the biasing force of the coil spring 59. Rise. In addition, the solenoid 56 is connected to the solenoid mounting plate 60 (first
(omitted in the figure) with screws 61, then attach the solenoid mounting plate 60 to the gutter cover 62 (first
A rectangular window 63 provided above (omitted in the figure)
The solenoid stabilizing plates 65a and 65b protruding from the back mechanism plate 16 are inserted between the solenoid stabilizing plates 65a and 65b. In addition, the solenoid mounting plate 6
0 is provided to be detachably attached to the window 63.
Furthermore, although a solenoid is used as an example of the electrical drive means in the above embodiment, for example, a motor, an electromagnet, a permanent magnet, etc. may be employed.

The operation of the ball removing device constructed as above will be explained based on FIGS. 3 to 6. FIG. 3 is a sectional view showing the state of the ball removal device before operation.
FIG. 4 and FIG. 5 are cross-sectional views showing the state in which the solenoid is activated and the ball removing device is activated. FIG. 6 is a sectional view showing the state in which the link device is working and the ball removal device is activated. When the ball removal device is not operating, the upper edge of the lock pin 26 of the opening/closing lid member 24 is pressed against the lower edge of the hook portion 33 of the opening/closing operating member 29, as shown in FIG. 3, so that it is in a closed state. Therefore, the prize balls are allowed to flow down to the guide gutter part 7 without being released into the ball extraction gutter 9.
When the solenoid 56 is energized in this state, the plunger 57 is pushed downward and the actuating disk 58 presses the push-down piece 32, which rotates the opening/closing actuating member 29 counterclockwise and the hook portion 33 locks into the locking pin. It's out of 26. Then, the opening/closing lid member 24 is rotated counterclockwise by the pressure of the prize balls, opens the ball extraction opening 8, and guides the prize balls into the ball extraction channel 9 (see FIG. 4). and solenoid 5
6 is energized and immediately demagnetized, the hook portion 33 of the opening/closing member 29 engages with the lower edge of the lock pin 26 and maintains the open state of the opening/closing lid member 24. All the balls are reliably guided to the ball extraction channel 9 (see Figure 5). However, when the solenoid 56 is energized again after all the prize balls have been ejected, the hook part 33 and the lock pin 26
The opening/closing lid member 24 is rotated clockwise by its own weight and the weight 27 to close the ball extraction opening 8. Then, by demagnetizing the solenoid 56, the locking pin 26 is re-locked as shown in FIG.
The upper edge and the lower edge of the hook portion 33 are engaged to maintain the closed state of the opening/closing lid member 24.

Next, the pachinko game machine 1 is placed in the state shown in FIG.
When the ball removal pin 55 is inserted from the front side, the tip of the ball removal pin 55 touches the pressing surface 4 of the operating crank 45
6 and rotates the operating crank 45 clockwise against the biasing force of the spring 53, so that the slide piece 39 is raised by the engagement protrusion 47 of the operating crank 45, and the opening/closing operating member 29 rotate counterclockwise so that the hook portion 33 engages with the lock pin 26.
come off from Similarly to Fig. 4, the opening/closing lid member 2
4 is rotated counterclockwise by the pressure of the prize ball to open the ball extraction port 8 and guide the prize ball to the ball extraction channel 9 (see Fig. 6). Furthermore, even if the pressing with the ball removal pin 55 is stopped and the operating crank 45 is rotated counterclockwise by the biasing force of the spring 53, and the slide piece 39 is lowered and returned to its original state, the state shown in FIG. Since the state shown is reached, all the prize balls are reliably led to the ball extraction gutter 9. After the prize balls are ejected, when the ball removal pin 55 presses the pressing surface 46 again, the state returns to the state shown in FIG. 3 by the same action as described above.

``Effect of the invention'' As is clear from the above explanation, the present invention operates the opening/closing lid member that opens and closes the ball opening by the opening/closing actuating member, and the opening/closing actuating member is operated by a solenoid and manual operation. It is located at a position that is separated from each end of the operating crank and comes into contact with it during operation, so it is possible to remove the ball by both the solenoid and manual operation. The ball removing device can be completed by simply assembling the crank in a predetermined position, and the work of assembling the ball removing device when manufacturing a pachinko game machine can be extremely easily performed.

[Brief explanation of the drawing]

FIG. 1 is a perspective view of a portion of a ball removing device according to an embodiment of the present invention. FIG. 2 is an exploded perspective view. FIG. 3 is a sectional view showing the state of the ball removal device before operation. FIG. 4 and FIG. 5 are cross-sectional views showing the state in which the solenoid is activated and the ball removing device is activated. FIG. 6 is a sectional view showing the state in which the link device is working and the ball removal device is activated. FIG. 7 is a schematic rear view of a pachinko game machine to which an embodiment of the present invention is applied. FIG. 8 is an enlarged view showing a part thereof. 1... Pachinko game machine, 2... Prize ball tank,
3...Ball alignment gutter, 6...Bending portion, 8...Ball removal port, 9...Ball removal gutter, 10...Prize ball ejection device,
24... Opening/closing lid member (opening/closing member), 29... Opening/closing operating member (opening/closing member), 39... Slide piece (link device), 45... Operation crank (link device), 56... Solenoid (electrically driven means).

Claims (1)

[Scope of Claim for Utility Model Registration] (1) A ball arranging gutter that communicates between the prize ball tank and the prize ball discharging device, a ball ejecting gutter that communicates with a ball ejecting opening formed in the middle of the ball aligning gutter, and the aforementioned A pachinko game machine equipped with an opening/closing member that opens and closes the ball extraction opening, wherein the opening/closing member is pivotably supported so as to be biased by its own weight in a direction to close the ball extraction opening. An opening/closing lid member, a first position where the opening/closing lid member closes the ball opening by pressing the rear end of the opening/closing lid member, and a first position where the opening/closing lid member closes the ball opening by releasing the pressure on the rear end of the opening/closing lid member and the opening/closing lid member is moved by ball pressure. It consists of an opening/closing member having a holding part that swings to open the ball extraction opening and a second position where the opening/closing opening is opened, and a solenoid that is arranged so that its tip is in a position separated from the opening/closing member when not energized. At the same time, an operating crank is arranged so that it is rotated by an operating pin inserted from the front side of the pachinko game machine, and its tip is in a position separated from the opening/closing operating member when not in operation, and the ball alignment is performed. With the balls aligned in the gutter, when the solenoid is energized or the operating crank is rotated based on the operation of the operating pin, each tip of the solenoid comes into contact with the opening/closing member, and the holding portion is moved to the first position. by switching from the position to the second position and turning the operating crank based on energizing the solenoid or operating the operating pin in a state where the balls are not aligned in the ball alignment gutter,
A ball extraction device for a pachinko game machine, wherein each tip thereof contacts the opening/closing member to switch the holding portion from the second position to the first position. (2) The pachinko game machine according to claim 1, wherein the ball alignment gutter includes a bent part in the middle thereof, and the ball extraction opening is formed on the outer surface of the bent part. Ball removal device.