JP2849363B2 - Nail driving machine for ball game machines - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a nail driving machine for a ball-and-ball game machine, and it is possible to adjust a nail at a specific position as needed while driving a large number of nails into a predetermined position on a game board. It was made.

[0002]

2. Description of the Related Art As shown in FIG. 11, for example, as shown in FIG. 11, a guide rail 2 is mounted on a game board 1 used for a ball-and-ball game machine such as a pachinko machine, an arrangement ball machine and the like. Game parts such as winning means and 200-30
Zero nails 3 are provided. That is, in game board 1,
In the center of the inside of the guide rail 2, a variable symbol display means 5 with prize means 4, a start means 6 and a big prize means 7 are vertically arranged, and an upper prize means 8 is provided on both left and right sides. Winning means 9 and lower winning means 10 are arranged. In addition, about 200 to 300 nails 3 are dispersed or arranged at predetermined positions between the respective game components such as the winning means 4, 7, 8, 9, and 10.

When manufacturing the game board 1 for a ball-and-ball game machine, it is essential to perform a nailing operation in which nails 3 are driven one by one into predetermined positions of the game board 1. Conventionally, there is a nailing machine as described in Japanese Patent Publication No. 2-35587. This automatic nailing machine mounts a game board 1 on a mounting table, fixes the same, and moves the mounting table back and forth, right and left along the board surface of the game board 1, and moves the nail supplied to the nail gripping means. 3 is sequentially driven into a predetermined position of the game board 1.

On the other hand, as an automatic nail adjuster for adjusting the angle of the nail 3 after being driven into the game board 1, conventionally, an actual nail 2-1 has been used.
No. 11,483, and the like. In this automatic nail adjusting machine, the game board 1 after nailing is fixed on a mounting table, and the nail adjusting holder is engaged with the head of the nail 3,
The angle of the nail 3 is appropriately adjusted by relatively moving the game board 1 and the nail adjustment holder in accordance with the adjustment direction.

[0005]

As described above, 200 to 300 nails 3 are arranged on the board of the game board 1, and each of the nails 3 falls from the upper portion of the game board 1. It is important to make the moving direction of the ball change, and to determine the probability that the game ball will win the winning means 4, 7, 8, 9, 10, etc.,
In particular, the angle and interval of about twenty or more nails 3a located on the entrance side of game parts such as winning means 4, 7, 8, 9, 10, etc., are very important.

That is, the nails 3a located on the entrance side of the game parts such as the winning means 4, 7, 8, 9, 10, etc. are generally called life nails. , 8, 9, 10, etc., are very important in determining the probability of a game ball winning. However, the conventional automatic nailing machine merely drives nails 3 sequentially into predetermined positions of the game board 1 at an upward angle of about 5 °. For this reason, conventionally, an automatic nailing machine
After hitting 3, about 20 or more nails 3a will be the life nails
Is adjusted in a separate process by manual work by an operator or mechanical work by an automatic nail adjuster.

Therefore, conventionally, not only in the case of manual operation by an operator but also in the case of mechanical operation by an automatic nail adjuster, the nailing operation and the nail adjustment operation by the automatic nailer are performed in separate processes. Since the operation is performed, there is a disadvantage that the operation efficiency is significantly reduced. When trying to automate by machine,
Despite having to adjust only about 20 or more nails, it is necessary to provide an automatic nailing machine in addition to the automatic nailing machine, and it is necessary to secure a large space for installing the automatic nailing machine, Equipment costs will increase significantly. SUMMARY OF THE INVENTION In view of such a conventional problem, the present invention can adjust a nail at any time during a nailing operation, as needed, and can perform a nailing operation and a nail adjusting operation simultaneously and efficiently and quickly. An object of the present invention is to provide a nailing machine for a ball game machine.

[0008]

According to a first aspect of the present invention, there is provided a game board 1 mounted on a mounting table 18a and nail holding means 25 for holding nails 3 in the direction of the board surface of the game board 1. The nail 3 gripped by the nail gripping means 25 while sequentially moving the nail 3
Is inserted into a predetermined position of the game board 1 in a ball-ball game machine nailing machine.
Adjusting means for adjusting the angle of the nail 3 driven into the nail
35 is provided.

According to a second aspect of the present invention, in the first aspect of the present invention, a mounting table 18a is provided movably in two directions orthogonal to each other along the board surface of the game board 1. Driving means 18 and 22 for driving in two directions are provided, and a nail gripping means 25 and a nail adjusting means 35 are provided on a fixed side.

According to a third aspect of the present invention, in the first or second aspect of the present invention, the nail gripping means 25 is movable between a nail receiving position A and a nail driving position B in front of the nail receiving position A. Nail adjusting means 35 in front of nail receiving position A
Is arranged.

The present invention described in claim 4 is the first and second aspects of the present invention.
Or, in the invention described in 3, the nail adjusting means 35 is provided with a nail adjusting holder 36 movably arranged vertically, and an elevating means 37 for vertically moving the nail adjusting holder 36 up and down. On the side, an engaging portion 39 is provided which engages with the head 38 side of the nail 3 so as to be detachable.

The present invention according to claim 5 provides the present invention as defined in claim 1,
In the invention described in 2, 3 or 4, the game board 1 has a life nail 3a.
Is provided with control means 47 for controlling the life nail 3a so as to adjust the nail.

[0013]

Embodiments of the present invention will be described below in detail with reference to the drawings. 1 to 5, reference numeral 50 denotes an apparatus main body, which includes a lower frame 11 and an upper frame 12, and the upper frame 12 is fixed on the lower frame 11 via a pair of left and right side frames 13. I have. Reference numeral 14 denotes a movable base, which is movably supported by a pair of front and rear guide shafts 15 in the left-right direction (X-axis direction), and is driven in the left-right direction by first driving means 18 including a first screw shaft 16 and a first motor 17. To be driven. Guide shaft 15
The first screw shaft 16 is supported in the left-right direction between the left and right side frame members 13, and a first motor 17 is provided outside the one side frame member 13 to drive the first screw shaft 16. I have.

Reference numeral 18a denotes a mounting table on which the game board 1 is mounted. The mounting table 18a is movably supported by a front-rear rail 19 fixed on the movable table 14, and is connected to the second screw shaft 20 and the second motor 21. The second driving means 22 is driven in the front-rear direction. The second motor 21 is fixed to the rear end side of the movable base 14. Positioning pins 23 are provided on the mounting table 18a so that the game board 1 mounted on the mounting table 18a can be positioned.
Is provided.

Numeral 24 denotes a fixed frame, which is disposed at the lower central portion of the upper frame body 12 so as to be inclined forward and downward at an inclination angle of about 5 ° with respect to the game board 1 on the mounting table 18a. It is fixed to the upper frame 12 from below through the support 24a. Numeral 25 is a nail gripping means, which is provided with a pair of left and right gripping claws 26 for gripping the nail 3 so as to be freely opened and closed. The nail gripping means 25 is disposed on the fixed frame 24, and the nail receiving position A shown in FIG.
And the fixed frame between the nail driving position B of FIG.
It is provided to be able to move back and forth along 24.

Numeral 27 denotes a nailing means, which hits the nail 3 gripped by the nail gripping means 25 from above at the nailing position B to play the game board.
1 nailing hammer 28 and this nailing hammer
And a nailing cylinder 29 for driving the upper frame 28 upward and downward.
It is attached to.

Numeral 31 denotes a vibrating nail feeding means which is mounted on the rear side of the upper frame 12 and which holds the nail 3 from the nail feeding means 31 via the nail feeding rail 32 at the nail receiving position A. The nails 3 are supplied to the means 25 one by one. The upper frame body 12 is provided with a nail separation cylinder 33 and a nail feed cylinder 34 on the side of the nail receiving position A, and when the nail separation cylinder 33 is operated, the nail supply rail 32 is located on the side of the nail receiving position A. The nail 3 is separated from the other nails 3, and the nail 3 at the nail receiving position A is supplied between the pair of gripping claws 26 of the nail gripping means 25 when the nail feeding cylinder 34 is operated.

Numeral 35 is a nail adjusting means for adjusting the angle of the nail 3 driven into the game board 1. The nail adjusting holder 36 is arranged in a vertical direction, and an elevating cylinder 37 for driving the nail adjusting holder 36 up and down. And This nail adjusting means 35
It is mounted on the upper frame 12 near the nail gripping means 25 so as to be located on the front side of the nail receiving position A and on the side of the nailing means 27. The nail adjustment holder 36 is an upper frame
The upper frame 12 is vertically slidably supported so as to protrude downward from the lower frame 12, and has a lower end engaged and disengaged from the nail 38 toward the head 38 as shown in FIGS. 7 and 8. An engaging portion 39 that freely engages is formed in a concave shape. The lifting cylinder 37 is fixed to the upper frame 12.

On the front side of the lower frame 11, a display means 40, an input keyboard 41, a control panel 42 and the like are provided. FIG.
Denotes a control system configuration, and 43 denotes a motor drive circuit including a control element such as a relay, and includes a first motor 17 and a second motor 21.
Are driven according to respective control signals. An air circuit 44 includes an electromagnetic valve and the like, and operates a nail separation cylinder 33, a nail feeding cylinder 34, a nail driving cylinder 29, a lifting cylinder 37, and the like according to control signals.

Reference numeral 45 denotes nailing data storage means for storing nailing data, which is constituted by a ROM or the like. The nailing data storage means 45 stores the nail in the game board 1.
200 to 300 shot position data to be shot 3 are programmed with XY coordinates on the X axis and the Y axis.

Reference numeral 46 denotes a nail adjustment data storage means 46 for storing nail adjustment data, which is constituted by a ROM or the like. Each of the winning means is stored in the nail adjustment data storage means 46.
About 20 or more life nails 3a located on the entrance side of 4, 7, 8, 9, 10, etc.
Each time, the nail position, the adjusting direction, and the adjusting amount are programmed.

Reference numeral 47 denotes a control means, which includes a nail driving control section 48 and a nail adjustment control section 49, and is constituted by a CPU or the like. The nailing control unit 48 reads the nailing data from the nailing data storage means 45 sequentially, and drives the nails 3 on the game board 1 one by one according to the order of the nailing data via the motor drive circuit 43. 1st motor 17, 2nd motor
Control 21 and nail separation cylinder 3 via air circuit 44
3. The nail feeding cylinder 34 and the nailing cylinder 29 are controlled. When the driving of the nail 3a requiring the nail adjustment is completed, the nail adjustment control unit 49 reads the nail adjustment data from the nail adjustment data storage means 46, and writes the nail 3 on the gaming board 1 in accordance with the nail adjustment data. To adjust
The first motor 17 and the second motor 21 are controlled via a motor drive circuit 43, and the lift cylinder is controlled via an air circuit 44.
37 is controlled.

Next, a nailing operation and a nail adjusting operation by the automatic nailing machine having the above configuration will be described. When performing the nailing operation of the game board 1, the game board 1 is first mounted on the mounting table 18a, and the game board 1 is positioned and fixed by the positioning pins 23.

When the game board 1 can be fixed on the mounting table 18a,
The nailing control unit 48 of the control means 47 is a nailing data storage means.
Reads 45 nailing data and outputs the motor drive circuit 43
, The first motor 17 and the second motor 21 are activated to move the mounting table 18a and the game board 1 in the X-axis direction and the Y-axis direction according to the initial nailing position. That is, the first
When the motor 17 starts, the movable platform is moved through the first screw shaft 16.
When 14 moves in the X-axis direction and the second motor 21 starts, the mounting table 18a moves in the Y-axis direction via the second screw shaft 20. For this reason, the game board 1 fixed on the mounting table 18a moves in the X-axis direction and the Y-axis direction, respectively, so that the first nail 3 is driven to the nail driving position B on the nail holding means 25 side.

On the other hand, the nail supply means 31 sequentially feeds the nail 3 to the nail gripping means 25 side via the nail supply rail 32, and the nail driving control section 48 controls the nail separation cylinder 33 and the nail feed cylinder 34 via the air circuit 44. , By sequentially operating the nailing cylinder 29,
After the nail gripping means 25 is advanced to the nail driving position B, the nail 3 is driven into the nail driving portion of the game board 1.

That is, the nail separation cylinder 33 is operated to separate the nail 3 of the nail supply rail 32, and then the nail feed cylinder
The nail 3 is supplied to the nail holding means 25 at the nail receiving position A in FIG. Next, by operating a cylinder (not shown), the nail gripping means 25 is advanced from the nail receiving position A to the nail driving position B in FIG.
Is located directly below the nailing hammer 28. Thereafter, the nailing cylinder 29 of the nailing means 27 is operated to lower the nailing hammer 28, and the nailing hammer 28
As shown at 0, the nail 3 of the nail gripping means 25 is driven into the nailing portion of the game board 1.

When the driving of the nail 3 is completed, the nail gripping means 25 is retracted to the nail receiving position A,
At the nail receiving position A, the operation for receiving the next nail 3 is started. At the same time, the nailing control unit 48 reads out the next nailing data from the nailing data storage means 45, and activates the first motor 17 and the second motor 21. Next nailing site is nailing position
Move game board 1 to match B.

Hereinafter, while sequentially reading the nailing data from the nailing data storage means 45, nails 3 are driven one by one into each nailing portion of the game board 1 in accordance with the nailing data. 7 and 8, when the driven nail 3a is located near the upper side of the mounting hole 51 for the winning means or the like, as shown in FIGS. The adjustment control unit 49 controls the nail adjustment data storage means 46
The nail adjustment data of the life nail 3a is read out.

That is, since the nail adjusting holder 36 of the nail adjusting means 35 is located on the side of the nail driving position B, when the driving of the nail 3a is completed, the nail adjusting controller 49 according to the nail adjusting data.
Rotates the first motor 17 forward or backward via the motor drive circuit 43, and moves the game board 1 in the X-axis direction so that the life nail 3a is located below the nail adjustment holder 36.

When the life nail 3a reaches just below the nail adjustment holder 36 as shown in FIG. 5, the first motor 17 is stopped, and then the lifting cylinder 37 is operated to move the nail to the imaginary line position in FIG. Lower the adjustment holder 36. Then, as shown in FIGS. 7 and 8, the engagement portion 39 at the lower end of the nail adjustment holder 36 is formed.
The head 38 of the nail 3 of the game board 1 is fitted from below, and the head 38 of the nail 3 is engaged with the engaging portion 39 of the nail adjustment holder 36, and both are in the X-axis direction and the Y-axis direction. Will not leave.

Next, depending on the adjusting direction of the nail 3, the first motor
The game board 1 is moved by the adjustment angle in the direction b opposite to the adjustment direction a of the nail 3 as shown in FIG. by this,
With the head 38 of the nail 3 immovably engaged with the engaging portion 39 of the nail adjustment holder 36, the game board 1 moves in the direction indicated by the arrow b. It bends in the adjustment direction like a virtual line from the side of the board 1. And the game board
If the mounting table 18a is stopped when 1 has moved by the adjustment angle, the nail adjustment is completed.

Therefore, in the case of the nail 3a that requires nail adjustment, the nail adjustment is performed immediately after the nail is driven. Therefore, the nail adjustment operation can be performed simultaneously and in parallel while appropriately inserting the nail adjustment operation into the nailing operation. Work can be performed efficiently and quickly.
Also, when shifting from nailing work to nail adjusting work, the mounting table 18a and the game board 1 may be moved by the distance between the nail gripping means 25 and the nail adjusting means 35, so that The operation and the switching from the nail adjustment operation to the nailing operation can be performed easily and quickly in a very short time.

Moreover, since the nailing operation and the nail adjusting operation can be performed by an automatic nailing machine, no extra installation space is required,
Also, equipment costs can be significantly reduced. In addition, at the time of nail adjustment, the game board 1 on the mounting table 18a is moved in the X-axis direction and the Y-axis direction while the head 38 of the nail 3 is engaged with the engagement portion 39 of the nail adjustment holder 36. There is no need to move the nail adjustment holder 36 in the X-axis direction and the Y-axis direction.
The structure can be simplified, and the durability of the nail adjusting means 35 can be improved.

In terms of the position, the nail gripping means 25 is movable back and forth between the nail receiving position A and the nail driving position B in front of it, and the nail adjusting means 35 is located forward of the nail receiving position A. Therefore, the nail gripping means 25 may be retracted to the nail receiving position A at the time of nail adjustment, so that the nail gripping means 25 does not become an obstacle and the nail adjustment by the nail adjusting means 35 can be easily performed.

Further, since the nail adjusting holder 36 of the nail adjusting means 35 can be moved up and down by the elevating means 37, the nail adjusting holder 36 does not hinder the nailing operation, and the nailing operation can be easily performed. In addition, the nail at the lower end of the nail adjustment holder 36
3, there is an engaging portion 39 which is removably engaged with the head 38 side.
The third head 38 can be easily and reliably disengaged. When the nail adjustment of the life nail 3a is completed, the operation proceeds to the next nailing operation.

Although the embodiments of the present invention have been described above, the present invention is not limited to the embodiments. For example, the nail adjusting means 35 may be provided on the fixed frame 24 together with the nail gripping means 25. Further, as the lifting / lowering means of the nail adjusting means 35, other than the lifting / lowering cylinder 37, for example, a solenoid or the like may be used. The nail adjustment holder 36 can also be configured to grip the eastern part 38 of the nail 3.

When there are a plurality of nails that need to be adjusted, the plurality of nails may be driven in and then adjusted collectively. In short, a nail adjustment operation may be performed as needed during the nailing operation, and the nailing operation and the nail adjustment operation may be performed simultaneously in parallel. When performing a nail adjustment operation during the nailing operation, the operation may be performed while giving a command signal by manual operation.

[0038]

According to the first aspect of the present invention, the game board 1 mounted on the mounting table 18a and the nail holding means 25 for holding the nail 3 are sequentially arranged in the direction of the board surface of the game board 1. While relatively moving, the nail 3 gripped by the nail gripping means 25 is
In the nailing machine for a ball game machine, which is driven into a predetermined position in (1), a nail adjusting means 35 for adjusting the angle of the nail 3 driven into the game board 1 is provided near the nail holding means 25. The nail can be adjusted at any time during the nailing operation, if necessary, and the nailing operation and the nail adjustment operation can be performed simultaneously and efficiently efficiently and quickly, and no extra installation space is required. In addition, there is an advantage that equipment costs can be reduced.

According to the present invention described in claim 2, in the invention described in claim 1, the mounting table 18a is provided movably in two directions orthogonal to each other along the board surface of the game board 1.
Since the driving means 18 and 22 for driving the 18a in the two directions are provided, and the nail gripping means 25 and the nail adjusting means 35 are provided on the fixed side, there is no need to move the nail adjusting means 35 at the time of nail adjustment,
The structure on the nail adjusting means 35 side can be simplified.

According to the third aspect of the present invention, in the first or second aspect of the present invention, the nail gripping means 25 is moved back and forth between the nail receiving position A and the nail driving position B in front thereof. Since the nail adjusting means 35 is disposed at a position in front of the nail receiving position A, the nail gripping means 25 does not interfere with the nail adjustment, and the nail adjusting means 35 can easily adjust the nail on the game board 1 side. It can be performed.

According to the fourth aspect of the present invention, in the first, second or third aspect of the present invention, the nail adjusting means 35 includes:
A nail adjustment holder 36 movably arranged vertically, and lifting means 37 for vertically moving the nail adjustment holder 36 up and down,
An engaging portion 39 is provided at the lower end of the nail adjusting holder 36 so as to be removably engaged with the head 38 of the nail 3 so that the nail adjusting holder 36 does not interfere with the nailing operation. Can be easily performed, and the movement of the nail adjusting means 35 at the time of nail adjustment can be simplified, so that the durability of the nail adjusting means 35 can be improved.

According to the fifth aspect of the present invention, in the first, second, third or fourth aspect of the present invention, after the life nail 3a is driven into the game board 1, the life nail 3a is adjusted. Since the control means 47 for controlling the nails is provided in such a manner, the nail adjusting operation can be performed automatically, efficiently and quickly with few movements.

[Brief description of the drawings]

FIG. 1 is a perspective view of an automatic nailing machine showing one embodiment of the present invention.

FIG. 2 is an enlarged perspective view of a main part of FIG.

FIG. 3 is a plan view of an automatic nailing machine showing one embodiment of the present invention.

FIG. 4 is a front view of an automatic nailing machine showing one embodiment of the present invention.

FIG. 5 is a front view of a working state showing one embodiment of the present invention.

FIG. 6 is a perspective view of a main part of the automatic nailing machine showing one embodiment of the present invention.

FIG. 7 is a cross-sectional view showing an embodiment of the present invention at the time of nail adjustment.

FIG. 8 is a plan view at the time of nail adjustment showing one embodiment of the present invention.

FIG. 9 is a block diagram of a control system showing an embodiment of the present invention.

FIG. 10 is a front view at the time of nailing showing one embodiment of the present invention.

FIG. 11 is a front view of the game board.

[Explanation of symbols]

 1 gaming board 3 nail 3a life nail 18 first drive means 18a mounting table 22 second drive means 25 nail gripping means 35 nail adjustment means 36 nail adjustment holder 37 lifting cylinder (elevating means) 38 head 39 engaging part 47 control means A Nail receiving position B Nail driving position

Claims (5)

(57) [Claims] A game board (1) mounted on a mounting table (18a)
And the nail gripping means (25) for gripping the nail (3) are sequentially moved in the direction of the board surface of the game board (1) while the nail gripping means (2
In a nailing machine for a ball game machine in which the nail (3) gripped by (5) is driven into a predetermined position on the game board (1), the nail (3) is attached to the game board (1) near the nail gripping means (25). Hammered nails (3)
A nail adjusting device (35) for adjusting an angle of the nailing machine for a ball game machine. 2. A mounting table (18a) is provided movably in two directions orthogonal to each other along the board surface of the game board (1).
2. A bullet according to claim 1, wherein driving means (18) and (22) for driving the nail in the two directions are provided, and a nail gripping means (25) and a nail adjusting means (35) are provided on a fixed side. Nail driving machine for ball game machines. 3. A nail gripping means (25) is provided so as to be able to move back and forth between a nail receiving position (A) and a nail driving position (B) in front of the nail receiving position (A), and the nail is located forward of the nail receiving position (A). Adjusting means (35)
The nailing machine for a ball game machine according to claim 1 or 2, wherein 4. A nail adjusting means (35) comprising: a nail adjusting holder (36) arranged vertically movable; and a lifting means (37) for vertically moving the nail adjusting holder (36). An engaging portion (39) is provided at a lower end side of the adjustment holder (36) so as to be detachably engaged with a head (38) side of the nail (3).
4. The nailing machine for a ball game machine according to 2 or 3. 5. A control means for driving a nail (3a) into a game board (1) and then controlling the nail (3a) to adjust the nail.
The method according to claim 1, 2, 3, or 4, wherein (47) is provided.
3. A nail driving machine for a ball game machine according to claim 1.