JP2001000647A - Automatic game board assembling method of pachinko game machine and assembling machine therefor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To automate assembling by carrying in layered belt-like materials by a pallet, placing the belt-like materials on an inserting jig after separating the belt-like materials as a single body, and constituting so as to be automatically installed on a board surface after correcting/arranging an attitude of fixing pins. SOLUTION: Layered outer rails 5 are mounted on an empty pallet 9 at a preparatory station #1 to be sent to a carrying-in station #2. The carrying-in station 2 sends these outer rails 5 to a separating station #3 to be separated here into single sheet units to be delivered to an inserting station #4. The inserting station #4 preliminarily curves these outer rails 5 to be placed in a prescribed position of an inserting jig 11. After arranging fixing pins of the outer rails 5 on this inserting jig 11 at a fixing pin attitude arranging station #5, the fixing pins are moved to an inserting station #6, and the fixing pins are inserted into and fixed to a board surface. Thus, a game board can be automatically assembled.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for automatically assembling a game board of a ball and ball game machine and a machine therefor. More specifically, a game board automatic assembling method of a ball game machine for assembling a metal band-shaped rail used on a game board of a ball game machine such as a pachinko game machine and a smart game machine, and a machine therefor. About.

[0002]

2. Description of the Related Art An outer rail and an inner rail made of a metal plate are provided on the surface of a game board such as a pachinko game machine or a smart game machine for guiding a game ball that has been punched out. FIG. 20 is a front view of the pachinko gaming machine. Various decorative members and winning devices are arranged on the board surface 8 of the game board 1 on which a decorative acrylic board printed on a plywood substrate is glued. That is, a variable display member 2 for displaying numbers, characters, and the like is provided at the center of the game board 1 and a game area 7 is disposed above the variable display member 2.

Under the variable display member 2, a starting port 3 for driving the display of the variable display member 2 when a game ball enters is arranged. Further, a variable winning prize ball device 4 is disposed at a lower position of the starting port 3. Further, on the outer periphery of the game board 1, a plate-shaped metal outer rail 5 and an inner rail 6 which are bent and arranged in an arc shape for guiding game balls are arranged.

The inner and outer rails 6 and 5 need to be curved at a predetermined curvature in design and attached to the board surface 8 of the game board 1. In this mounting method, the head of a split pin-shaped fixing pin is mounted on one side of the inner and outer rails 6 and 5, and the lower end of the fixing pin is inserted into a mounting hole at a predetermined position formed in the panel surface 8. The inner and outer rails 6 and 5 are fixed to the board surface 8.

[0005] The inner and outer rails 6, 5 are assembled on the board surface 8 by a worker manually or by using a jig.
Is bent and inserted into the mounting holes while matching the fixing pins. At this time, since there are a plurality of mounting holes, assembling work into the mounting holes cannot be efficiently performed by experienced workers. In particular, in order to improve the productivity of assembling the game board 1, the inner and outer rails 6,
The assembling work of No. 5 on the board surface 8 was a bottleneck, and it was necessary to improve work efficiency.

[0006]

SUMMARY OF THE INVENTION The present invention has been made on the basis of the above technical background, and has the following objects. SUMMARY OF THE INVENTION An object of the present invention is to provide a method and an apparatus for automatically assembling a game board of a ball game machine, in which an assembling operation in which a belt-shaped plate member is curved at a predetermined curvature and attached to the board surface is automated. Another object of the present invention is to provide a method and an apparatus for automatically assembling a game board for a ball game machine, in which a belt-shaped plate member is curved at a predetermined curvature to speed up the operation of attaching the band-shaped plate member to the board surface.

[0007]

The present invention employs the following means to achieve the above object. The first means includes a carrying-in step for taking in a pallet containing a band-shaped material, which is a flexible part to be assembled, and taking out and holding the band-shaped material contained in the first transfer unit one by one to separate and separate the band-shaped material. A work separating step, a charging step for preliminarily curving the band-shaped material separated in the work separating step into a charging jig and placing it at a predetermined position, A fixing pin posture aligning step for correcting the posture of a fixing pin integrated with the belt-shaped material to be taken out by the second transfer unit from the charging step and fixed to the board surface of the game board; And an assembling step of assembling the belt-shaped material whose posture has been corrected to the board surface of the gaming board.

A second means is a method of automatically assembling a game board of a ball game machine, comprising a step of press-fitting the band-shaped material assembled in the assembly step into the game board. The third means is a carry-in station for taking in a pallet containing a band-like material, which is a flexible part to be assembled, and a first transfer unit which takes out and holds the contained band-like material one by one in a first transfer unit and separates it. A loading station for preliminarily bending the strip material separated by the work separation station into a charging jig and placing the strip material at a predetermined position; Take it out of the station with the second transfer unit,
A fixing pin posture alignment station for correcting a posture of a fixing pin integrated with the band material to fix the game machine to the board surface; and This is a game board automatic assembling machine for a ball and ball game machine, comprising an assembling station to be mounted on the board surface.

The fourth means is a game board automatic assembling machine for a ball game machine, comprising: a press-fitting station for press-fitting the band-shaped material assembled by the assembly station into a game board.

[0010]

A pallet in which parts to be assembled to be assembled on a game board of an elastic game machine are stacked is taken in at a loading station, and the pallet is transferred to a next unloading station to take out the stacked parts to be assembled. The picked-up parts to be mounted are mounted on the board of the game board at the mounting station to automatically assemble the game board of the ball game machine.

[0011]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is an embodiment when an automatic assembling machine for a game board of a ball and ball game machine is applied to assembling an outer rail 5, and is a plan view showing a main part of the embodiment. FIG. 2 is an oblique axis projection view showing the appearance of the work separation station # 3. FIG. 3 is a perspective projection view showing the appearance of the charging station # 4 for bending the outer rail 5.

FIGS. 4A and 4B are plan views of the charging jig 11. FIG. FIGS. 5A and 5B are plan views of the second transfer robot. FIG. 6 is a perspective projection view showing the appearance of the fixing pin posture alignment jig. FIGS. 7A and 7B are explanatory views showing the function of the sliding tool of the fixing pin posture alignment jig. FIG. 8 is an oblique axis projection view showing the appearance of the loading robot. FIG. 9 is a front view of the fixed pin press-fitting machine. FIG.
FIG. 3 is a partially enlarged sectional view of a press-fitting tool of the fixed pin press-fitting machine.

The automatic assembling machine for the outer rail 5 of the game board 1 includes a setup station # 1, a loading station # 2, a separation station # 3, a loading station # 4,
There are approximately seven fixed pin posture alignment stations # 5, insertion stations # 6, and press-fit stations # 7 (see FIGS. 9 and 10). Setup station # 1
Is a station for mounting the outer rails 5 stacked on an empty pallet 9. Loading station # 2
This is a station for taking in the outer rail 5 mounted on the empty pallet 9 at the setup station # 1 for assembly.

The separation station # 3 is a station for separating the outer rails 5 stacked by the first transfer robot 10 one by one. Charging station # 4
Is a station for preliminarily bending the outer rail 5 separated by the separation station # 3 into the charging jig 11 and placing it at a predetermined position. The fixed pin posture alignment station # 5 is a station for aligning or correcting the posture of the fixed pin 92 (see FIG. 7) for fixing the outer rail 5 to the board surface 8 of the game board 1.

The insertion station # 6 is a station for inserting the fixing pins 92 of the outer rail 5 into the board surface 8 of the game board 1 and assembling them. The press-fitting station # 7 is a station for press-fitting the outer rail 5 to the board surface 8 and finally assembling the same. Hereinafter, detailed functions and structures of each station will be described.

Setup station # 1 The setup station # 1 is a station for loading an empty pallet 9 and mounting the outer rail 5 on the pallet 9. The mounting of the outer rail 5 on the pallet 9 is performed manually. The conveyor 15 for transferring the pallet 9 is composed of a plurality of transport rollers 16. Each transport roller 16 is rotationally driven by a rotary drive mechanism (not shown). The pallet 9 is mounted on the transport roller 16 and transported by the rotation of the transport roller 16.

On the pallet 9, a large number of positioning pins 1 are provided.
The outer rail 5, which is a plate-like work of a component to be assembled, is positioned by the positioning pins 17, and is stacked and mounted. Eventually, the setup station # 1 is a station for loading an empty pallet 9 and mounting the outer rail 5 on the pallet 9. Conveyor 15
The two push buttons 18 and 19 are arranged at the side surface positions of. The one push button 18 is for operating the lifter (not shown) to call the empty pallet 9 from a pallet conveyor (not shown) arranged at a lower portion.

The other push button 19 is to be pressed when the mounting of the outer rail 5 on the pallet 9 is completed.
The push button 19 is for sending a signal to the controller of the automatic assembling machine of the game board 1 indicating that the setup is completed, and the controller can send the pallet 9 to the next station at any time by this signal. Set a flag in memory to indicate that

The input station # 2 input station # 2, the outer rails 5 mounted on the empty pallet 9 in the setup station # 1 is a station to take for assembly. The pallet 9 on the loading station # 2 is driven by the rotation of the transport roller 21 of the conveyor 20, and moves to the next station. On this loading station # 2, the pallet 9 waits until it is called from the next station.

Separation Station # 3 The separation station # 3 is a station for taking out the outer rails 5 stacked and mounted on the pallet 9 one by one. The transfer of the pallet 9 in the separation station # 3 is performed by the transfer rollers 22 arranged on both sides. The transport rollers 22 are provided with a retracting mechanism (not shown) so as not to be an obstacle when the empty pallet 9 descends.
Having. The pallet 9 is positioned and fixed at a predetermined position at the front and rear by a positioning dog 23.

An upper and lower lifter 24 (dotted line in FIG. 1) is further disposed at the separation station # 3.
When the outer rail 5 disappears from above and the pallet 9 becomes empty,
The empty pallet 9 is retracted downward by the upper and lower lifters 24. The empty pallet 9 retracted below the separation station # 3 is further transported by a transport roller (not shown) on the upper and lower lifters 24 and a transport roller (not shown) disposed below the loading station # 2. Loading station #
2 and returns to the lower position of the setup station # 1.

FIG. 2 is a perspective view showing the situation where the separation station # 3 takes out the outer rails 5 stacked one by one by the first transfer robot 10, that is, the separation state. The first transfer robot 10 has a scarer type arm 3
1 is a general-purpose robot having a known structure. A hand 33 is provided at the end of the arm 31 of the first transfer robot 10 via a shaft 32, and two fingers 34 a and 34 b for gripping the outer rail 5 are provided at two ends of the hand 33. ing. The two fingers 34a and 34b have two gripping claws 35a and 35b, respectively.

One outer rail 5 is sandwiched between the two claws 35a and 35b and gripped. Two nails 35a, 35b
Is performed by an air-driven actuator built in the fingers 34a and 34b. This drive mechanism is well known, and the description is omitted. Hereinafter, the first transfer robot 1
The operation of 0 will be described. In response to a command from the control device of the first transfer robot 10, the arm 31 is driven to position the hand 33 on the side surface of the stacked outer rail 5. At this time, the hand 33
To suck air from two suction holes (not shown) arranged at both ends of the outer rail 5. Since the center of the outer rail 5 is supported by the positioning pins 17 fixed to the pallet 9, the outer rail 5 is slightly raised from the lamination position so as to bend only both ends of one outer rail 5.

In this state, the fingers 34a at both ends of the hand 33,
The claws 35a, 35b of 34b hold only one outer rail 5. The above operation is eventually the separation operation of the outermost outer rail 5 stacked. The outer rail 5 separated by the first transfer robot 10 is transferred by the hand 33 of the first transfer robot 10 onto the charging jig 11 of the next charging station # 4. The separation operation of the outer rail 5 by the first transfer robot 10 is programmed so that the separation position differs for each sheet. The reason for this is that the positions are different because they are stacked as shown in FIG.

Loading Station # 4 The loading station # 4 is a station for preliminarily bending the outer rail 5 separated by the separating station # 3 into the charging jig 11 and placing it at a predetermined position. FIG.
FIG. 4 is an oblique axis projection view showing details of the charging jig 11 and FIG.
(A), (b) is the top view. The main body plate 40 of the charging jig 11 is rectangular and plate-shaped, and a plurality of work regulating pins 41 are arranged on the upper part thereof. The work regulating pin 41 is for guiding and positioning the outer rail 5, and is fixed to the main body plate 40 via a pin fixture 42 by a bolt so as to be detachable and position-adjustable.

At both ends of the main body plate 40, a fixed V block 43 and a movable V block 44 are arranged. The fixed V block 43 has a contact surface 45 which is a V-shaped notch, and is fixed on the main body plate 40 with bolts. The contact surface 45 of the fixed V-block 43 is for contacting one end of the outer rail 5. Similarly, the movable V-block 44 moves along the upper surface of the main body plate 40, having a contact surface 46 that is a V-shaped notch. The contact surface 46 is for contacting the other end of the outer rail 5.

One end of a rod 47 is fixed to the movable V block 44. The rod 47 is attached to the body plate 40
Is slidably inserted into a block 48 fixed to the block. The other end of the rod 47 is fixed to one end of a link 49. The other end of the link 49 is connected to the tip of a piston rod 51 of a cylinder 50 that operates by air pressure. After all, when the cylinder 50 is driven, the piston rod 51, the link 49, the rod 47, and the movable V-block 44
Moves. For this reason, the outer rail 5 sandwiched between the fixed V-block 43 and the movable V-block 44 is pressed at both ends and bent as shown in FIG.

At both ends of the center of the main body plate 40, a light projector 52 and a light receiver 53 are further arranged (FIG. 4).
(See (b) and (b)). The red light emitted from the projector 52 composed of the infrared light emitting diode is received by the light receiver 53. When the outer rail 5 is placed at a predetermined position on the main body plate 40, the outer rail 5 blocks infrared light, and the light receiver 53 does not receive the infrared light. Thereby, it can be determined whether or not the outer rail 5 is provided in the charging jig 11. The outer rail 5 bent at the set curvature is used for the second transfer robot 1.
3 to the next fixed pin posture alignment station # 5.

Second Transfer Robot 13 FIGS. 5A and 5B are diagrams for explaining the structure and function of the hand 59 of the second transfer robot 13. FIG. A hand main body 61 is provided on a rotating shaft 60 corresponding to a wrist provided at the tip of the arm 12 of the second transfer robot 13. The finger members 63, 6 are attached to the hand main body 61 through the support shafts 62, 62.
3 is provided swingably. At the distal ends of the finger members 63, 63, gripping claws 64 having the same structure as the first transfer robot 10 are provided. The claws 64, 64 are for gripping the outer rail 5, and the outer rail 5 is attached and detached by a driving mechanism (not shown).

One end of a cylinder 65 is rotatably connected to one finger member 63 by a shaft 66. On the other finger member 63, the tip of a piston rod 67 of a cylinder 65 is rotatably provided by a shaft 68. As a result, when the cylinder 65 is driven, the finger members 63, 63
It is rocked around 2,62. Due to the swing of the finger members 63, 63, the outer rail 5 held by the claws 64, 64 is formed.
Is bent into an arc shape during transfer to the next station (see FIG. 5B). The outer rail 5 is transferred to the next fixed pin posture aligning station # 5 while being bent in an arc shape.

Fixing Pin Posture Alignment Station # 5 The fixing pin posturing alignment station # 5 is a station for setting the mounting post of the fixing pin 92 (see FIG. 7) mounted on the outer rail 5 in advance. . FIG. 6 is an oblique axis projection view showing the appearance of the fixing pin posture alignment jig 70. The outer rail 5 transferred from the loading station # 4 by the second transfer robot 13 is mounted on a fixed pin posture alignment jig 70. A plurality of positioning pins 72 for regulating the outer peripheral side surface of the outer rail 5 are arranged on the jig main body plate 71 along an arc line.

A fixed V-block 73 is disposed on the jig body plate 71. The V-groove is formed as a contact surface 74, and one end of the outer rail 5 is brought into contact with the contact surface 74. Positioned. On the other hand, on the jig body plate 71, a movable V block 76 that can move is arranged. The V groove of the movable V block 76 is formed as a contact surface 77, and the other end of the outer rail 5 is pressed against the contact surface 77 and is positioned by being pressed.

The distal end of a piston rod 79 of a cylinder 78 is fixed to the movable V block 76. Since the base end of the cylinder 78 is fixed on the jig body plate 71, the movable V block 76 presses the other end of the outer rail 5 with the contact surface 77 after all. Due to this pressing, one end of the outer rail 5 is brought into contact with the contact surface 74 of the fixed V block 73, and the outer peripheral side is brought into contact with the positioning pin 72 and is bent at a predetermined curvature. Fixed.

At two places on the outer periphery of the outer rail 5, clamp mechanisms 80 for fixing the outer rail 5 on the jig body plate 71 are arranged. The fixing clamp 81 is fixed on the jig body plate 71. The outer rail 5 is fixed between the fixed clamp 81 and the movable clamp 82. The movable clamp 82 is fixed to a tip of a piston rod 84 of a cylinder 83. By driving the cylinder 83 and moving the piston rod 84 to drive the movable clamp 82, the outer rail 5
Clamp.

The sliding tool 90 is a jig for aligning the posture of a fixing pin 92 for fixing the outer rail 5 to the board surface 8 of the game board 1. The sectional structure of the fixing pin 92 is shown in FIG.
(A) and (b) show. A pin mounting hole 91 for mounting a fixing pin 92 is formed on one side in the width direction of the outer rail 5. The fixing pin 92 attached to the pin attachment hole 91 is processed in the state shown in the drawing in advance, but is not necessarily oriented at right angles to the longitudinal direction of the outer rail 5. The posture of the fixing pin 92 is set so that the sliding tool 9 can be easily inserted.
Aligned with 0.

The sliding tool 90 is arranged below the jig body plate 71. The clip 93a of the sliding tool 90,
In 93b, sliding surfaces 94a and 94b, which are concave portions, are formed. As shown in FIG. 7A, the two clamps 93a and 93b are a-
A rectangular motion such as bcda is performed in synchronization. Therefore, the postures of the fixing pins 92 are aligned so as to be hung from the side surface of the outer rail 5. With this posture alignment, the fixing pins 92 can be inserted into the mounting holes of the board surface 8 of the game board 1. In this state, the outer rail 5 is gripped by the insertion robot 14 and transferred to the next insertion station # 6.

Insertion Robot 14 FIG. 8 shows the insertion robot 14. An insertion hand 97 is attached to a shaft 96 at the tip of an arm 95 of the insertion robot 14. A plurality of finger mechanisms 99 are arranged on the hand body 98 of the insertion hand 97 at circumferential positions. Finger mechanism 99
The nails 101a and 101b are air-driven nail driving mechanisms 1
00 is opened and closed for holding the outer rail 5 in between. This pinching posture is the position of the claw 101.
7A and 7B show a state in which the postures of the fixing pins 92 are aligned as shown in FIG.

The finger mechanism 99 is suspended from the hand main body 98 by a shaft 102 so as to be vertically movable. Hand body 9
A coil spring 103 is interposed between the motor 8 and the claw driving mechanism 100. Therefore, when the fixing pin 92 of the outer rail 5 is inserted into the board surface 8 of the game board 1, the coil spring 103 absorbs the insertion hand 97 even if the insertion hand 97 is deviated from the insertion position due to a control error, a processing error or the like and is lowered too much. .

Insertion station # 6 Insertion station # 6 is provided with a fixing pin 92 by a sliding tool 90.
This is a station for inserting the fixing pins 92 into the mounting holes of the board surface 8 of the game board 1 after aligning the postures of the game boards. FIG.
This fixing pin 92 is inserted into the game board 1 by the robot 14.
2 shows a state of being inserted into the board 8 of FIG. The insertion station # 6 is a station for assembling the outer rail 5 to the game board 1.

The game board 1 is sent to the insertion station # 6 by the conveyor 105. The game board 1 is stopped by the stopper 106 and positioned on the conveyor by a positioning mechanism (not shown). Thereafter, the insertion operation of the fixing pin 92 is performed by the insertion robot 14.

Press-fitting station # 7 The press-fitting station # 7 is for finally fixing the outer rail 5 and the inner rail 6 (station not shown) inserted into the board surface 8 of the game board 1. FIG. 9 is a front view of the fixed pin press-fitting machine 110. FIG. 10 is a partially enlarged view of FIG. The press-fitting machine main body 111 is a frame serving as a box-shaped base.

Columns 112 are vertically fixed at four places on the upper surface of the press-fitting machine main body 111. An upper plate 113 is fixed to the top of the column 112. The upper plate 113 has four linear bearings 114
The guide rod 115 is provided vertically via the. A coil spring 116 is interposed between the guide rod 115 and the linear bearing 114. Therefore, the guide rod 115 is constantly urged above the upper plate 113.

A movable plate 117 is attached to the lower ends of the four guide rods 115. Movable plate 117
At the upper end of the piston rod 11 of the hydraulic cylinder 118
9 are connected at the lower end. Furthermore, four rods 120 are fixed on the upper surface of the press-fitting machine main body 111. A fixing plate 121 is fixed to an upper end of the rod 120. In the middle of the rod 120, a work table 122 is provided so as to be vertically movable.

The upper and lower positions of the work table 122 are determined by driving means (not shown) according to the size of the game board 1 of the game table to be assembled. A press-fit tool 123 is disposed below the movable plate 117. Press-in tool 123
Is a tool for pressing the fixing pins 92 into the board surface 8 of the game board 1 while holding the side surface of the outer rail 5 or the inner rail 6. The upper ends of the two rods 124 are connected to each other, and the two rods 124 are provided on the movable plate 117 via a linear bearing 125 so as to be vertically movable.

A holding claw 126 is removably inserted and fixed to the lower end of the rod 124. A groove 127 is formed at the lower end of the holding claw 126. The side surface of the outer rail 5 is inserted into the groove 127 to hold the outer rail 5. An auxiliary claw 128 is further supported on the rod 124 via a coil spring 129 for assistance. The holding claws 126 and the auxiliary claws 128 jointly press-fit the outer rail 5 and the inner rail 6 into the board surface 8 of the game board 1. Further, since the press-fitting positions are different between the outer rail 5 and the inner rail 6, the press-fitting tools 123 are also different.

Operation The movement of the outer rail 5 and the pallet 9 at each station will be described below.

Loading station from setup station # 1
® emission # 2 11, setup station # 1 (hereinafter, # of 1 step.) Input station # 2 from a flow diagram illustrating the operation (hereinafter, # of 2 steps.) To. The operator places a predetermined number of outer rails 5 on an empty pallet 9 (in this example, 25 rails × 2
When the operation is completed, the push button 19 for work completion is pressed. Push button 1 for work completion
When "9" is pressed, the conveying roller 16 is automatically operated when the pallet 9 runs out in the # 2 process.
Is started. In addition, when the push button 19 for completing the work is pressed, a sound or a display lamp for notifying the press may be provided (S10).

In the step # 2, the presence / absence of the pallet 9 is detected by a light emitting / receiving type photoelectric switch (not shown). When the pallet 9 is not present in the step # 2, the transport roller 16 is driven to rotate and the pallet 9 is # 1. Transferred from the process to the process # 2 (S2
0-S50).

Loading station from loading station # 2
Emissions # 3 12, the charger station # 3 and # 2 step (hereinafter,
Called # 3 step. It is a flowchart which shows the outline | summary of operation | movement of 2).

The first transfer robot 10 (hereinafter referred to as # 1 transfer machine) for transferring the outer rail 5 from the step # 3 to the step # 4 performs the work for one pallet, that is, the 50 of the outer rail 5.
When the assembling work is performed twice, the work completion signal is output by the control device of the # 1 transfer device (S100). Next, the positioning dog 23 is opened so that the pallet 9 can enter the # 3 step (S110). In step # 3, the retracting mechanism of the transport rollers 22, 22 (or referred to as # 3 transport roller) for transporting the pallet 9 is operated, and the transport rollers 22, 22 are operated.
The (# 3 transport roller) is retracted from the transport path to a position where it does not interfere even if the pallet 9 descends (S120).

The upper and lower lifters 24 (or # 3 lifters) driven by the air cylinder are lowered (S1).
30). The lower end of the upper and lower lifters 24 is detected by LS (limit switch) (S140). When the lower end of the upper and lower lifters 24 is detected, the retracted transport rollers 22, 22 (# 3 transport roller) in the # 3 process advance (S3).
150). Next, the transport roller 21 in the # 2 process (or referred to as # 2 transport roller) rotates to carry the next pallet 9 into the # 3 process (S160). When the pallet 9 following the step # 3 is carried in, the pallet 9 in the step # 3 is positioned, that is, the pallet 9 is prevented from entering the step # 3 by the positioning dog 23 (S170).

On the other hand, at the same time when the upper and lower lifters 24 reach the lowering ends, the transport rollers arranged on the upper and lower lifters 24 (# 3 lifter) start rotating (S180). By the rotation of the transport rollers, the pallet 9 is sent from the lower part of the # 1 process to the # 2 process side. Next, the upper and lower lifters 24 (# 3
When the sensor confirms that there is no pallet 9 on the lifter (S190), the upper and lower lifters 24 are raised (S200).

Loading station # 3 from loading station
Emissions # 4 13 inserting station # from input station # 3
4 is a flowchart showing a transfer operation of a first transfer robot 10 (hereinafter, referred to as # 1 transfer machine) to No. 4 (hereinafter, referred to as # 4 step). Since the pallet 9 exists in the step # 3, the descending OK signal is transferred to the # 1 carrier (S300). #
One transporter descends (S310), and the # 1 transporter reaches the descending end (S320).

The # 1 transporter is programmed to stop at a predetermined lower end position.
(Limit switch) may be used to detect the position and stop. Next, the outer rail 5 is detected by a sensor provided in the # 1 transporter (S330). The outer rail 5 is sucked by a vacuum generator and a suction pad (not shown) (S340). The outer rail 5 is sucked and lifted (S35).
0). The outer rail 5 is clamped by the claws 35a and 35 during the ascent (S360).

The # 1 transporter advances to step # 4, and the hand 33 descends after reaching the advance end, and stops at the descending end (S370-S420). The # 1 transporter unclamps the outer rail 5 to ascend and return to the original position (S430-S
460).

Positioning of Charging Station # 4 FIG. 14 shows the positioning operation of charging station # 4 (hereinafter referred to as # 4 step). The cylinder 50 shown in FIG.
Is operated to move the movable V block 44. As a result, the movable V-block 44 pushes the outer rail 5, and the outer rail 5 is positioned with a constant curvature (S520). When the second transfer robot 13 (hereinafter, referred to as # 2 transfer machine) is lowered and clamped (in a state where the outer rail 5 is gripped),
A take-out OK signal is issued for the # 4 process (S55).
0). When the take-out OK signal is input from the # 2 carrier,
The movable V-block 44 is retracted so as not to interfere only with the rise of the transporter.

From the charging station # 4, the pin attitude alignment switch
Station # 5 FIG. 15 is a flowchart showing the operation from the charging station # 4 to the pin posture alignment station # 5 (hereinafter, referred to as # 5 step). By operating the movable V block 44,
When the positioning of the outer rail 5 is completed, a descending OK signal is issued from the step # 4 to the # 2 conveyor (S600).

When the # 2 conveyor grips the outer rail 5, the # 4 step retreats the positioning restriction, and when the operation is completed, the outer rail 5 is gripped with a gentle curvature from the # 4 step. Before setting in five steps, the outer rail 5 is bent until it becomes substantially circular. Specifically, the # 2 transporter grips both ends of the outer rail 5 and drives the cylinder 65 (FIG. 5).
(A), (b)) The claws 64, 64 grasped are brought closer to each other to increase the curvature and bend (S690). # 5 process descending O
K means that the clamp mechanism 80 in the # 5 step is unclamped, and the sliding tool 90 is lowered to the # 2 transfer machine when the sliding tool 90 is in the open state.
A signal is issued (S710). The # 2 conveyor is lowered by the OK signal, and the outer rail 5 is placed on the fixed pin posture alignment jig 70 (S720-S770).

[0059] Pin posture alignment station # 5 16, pin posture alignment station # 5 (hereinafter, # 5
It is called a process. It is a flowchart which shows operation | movement of the positioning station of ()). The outer rail 5 transported by the # 2 transporter is detected (photoelectric switch) (S800). When the # 2 transporter sets the outer rail 5 and retreats to the rising end, retreat OK
A signal is issued (S810). # 5 process clamp
Is an operation for fixing the outer rail 5 by operating the clamp mechanism 80 (S820).

The fixing pin posture aligning operation is the operation shown in FIG. 7, but usually the pinching members 93a and 93b are open,
When the sliding tool 90 is lifted, closed and then lowered in the open state, as shown in FIG.
Is pulling the fixing pin 92, and the postures are aligned (S830). Clamp outer rail 5,
When the posture alignment of the fixing pins 92 is completed, the insertion robot 1
4 (hereinafter, referred to as # 3 transporter), a descending OK signal is issued (S840), and the clamp mechanism 80 and the like are unclamped (S850-S860).

[0061] # insert 5 step station # 6 17 # inserts from 5 step station # 6 (hereinafter,
Called # 6 process. 3) is a flowchart showing the operation of the # 3 transfer device. When the preparation for the step # 5 is completed, the # 3 carrier is lowered and the outer rail 5 is gripped by the insertion hand 97 (S9).
00-S940). Grab the outer rail 5 and raise it to # 6
It transfers to a process (S950-S990). If the step # 6 is ready, the insertion hand 97 is lowered to reach the lower end and the fixing pin 92 is inserted (S1000-S103).
0). When the fixing pin 92 is completely inserted, it rises again and returns to the original position (S1040-S1060).

Insertion Station # 6 FIG. 18 is a flowchart showing the operation of step # 6. # 6
In the process, first, the stopper 106 is operated (S110).
0), it is detected whether or not the game board 1 is present, and if so, a descending OK signal is issued to the # 3 carrier (S1120). When the operation of inserting the fixing pins 92 is completed, the # 3 conveyor is raised. Next, the game board 1 is opened by opening the stopper 106,
Flow to the next step (S1130-S1160).

Press-in Station # 7 FIG. 19 is a flowchart showing an outline of the operation of the press-fitting machine 110 for transporting the game board 1 in the press-in station # 7 (hereinafter referred to as # 7 step). The game board 1 is sent from step # 6. The game board 1 is taken into the fixed pin press-fitting machine 110, and a positioning pin (not shown) is inserted into the game board 1 for positioning, and it is confirmed whether or not it is at a predetermined position by the LS sensor (S1200-S1210).

The hydraulic cylinder 11 of the fixed pin press-fitting machine 110
8, the press-fitting tool 123 is machined and inserted into the side surface of the outer rail 5, and the outer rail 5 is pressed into the gaming board 1 (S12).
30). Thereafter, the hydraulic cylinder 118 is raised to a position where it does not interfere, and the game board 1 is slightly moved to position the inner rail 6 at the press-fitting position. Thereafter, the press-fitting operation of the inner rail 6 ends (S1250-S1290).

[Other Embodiments] In the above embodiment,
Although the fixing pin insertion station and the fixing pin press-fitting station are separated from each other, the two stations need not always be separated, and may be the same station. Although the above embodiment relates to the insertion and assembly of the outer rail,
The insertion and assembly of the inner rail is performed according to the same principle and structure.

In the above-described embodiment, the setup station # 1 is disposed immediately before the loading station # 2. However, the setup station # 1 may be set up at another position or an external factory, depending on the nature of the setup station # 1. Although the parts to be assembled in this embodiment are rails, other parts shown in FIG. 20 may be used.

[0067]

As described above in detail, the automatic assembling machine for a game board according to the present invention can automatically assemble a strip-shaped metal plate which is difficult to assemble without using any manual operation.

[Brief description of the drawings]

FIG. 1 is a plan view of an automatic game machine assembly machine for a ball game machine according to the present invention.

FIG. 2 is an oblique axis projection view showing an appearance of a loading station.

FIG. 3 is an oblique projection view showing the appearance of the charging station.

FIGS. 4A and 4B are plan views showing details of the structure of a charging jig.

FIGS. 5A and 5B are plan views showing functions of a second transfer robot.

FIG. 6 is an oblique axis projection view showing an appearance of a pin posture alignment jig.

FIGS. 7A and 7B are cross-sectional views showing functions of a sliding tool.

FIG. 8 is an oblique projection view showing the appearance of the insertion station.

FIG. 9 is a front view of the press-fitting machine.

FIG. 10 is an enlarged sectional view of a press-fitting jig portion of the press-fitting machine.

FIG. 11 is a flowchart showing an outline of a pallet loading operation from a setup station # 1 to a loading station # 2.

FIG. 12 is a flowchart showing an outline of an operation of loading a pallet from a loading station # 2 to a loading station # 3.

FIG. 13 is a flowchart showing an outline of an operation of a first transfer robot (# 1 transfer device) when transferring an outer rail from a loading station # 3 to a loading station # 4.

FIG. 14 is a flowchart showing an outline of the operation of charging station # 4.

FIG. 15 is a flowchart showing an outline of the operation of the second transfer robot (# 2 transfer machine) when the outer rail is transferred from the charging station # 4 to the pin posture alignment station # 5.

FIG. 16 is a flowchart showing an outline of the operation of a pin posture alignment station # 5.

FIG. 17 is a flowchart showing an outline of the operation when the outer rail is transferred from the pin attitude alignment station # 5 to the charging station # 6.

FIG. 18 is a flowchart showing an outline of the operation of the charging machine at charging station # 6.

FIG. 19 is a flowchart showing the operation of the press-fitting machine.

FIG. 20 is a plan view showing an example of the board surface of the pachinko gaming machine.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Game board 5 ... Outer rail 9 ... Pallet 10 ... First transfer robot 11 ... Insertion jig 14 ... Insertion robot 16 ... Transport roller 17 ... Positioning pin 33 ... Hand 43 ... Fixed V block 44 ... Movable V block 50 ... Cylinder 63: Finger 70: Fixing pin posture alignment jig 90: Sliding tool 92: Fixing pin 97: Insertion hand 99: Finger mechanism 100: Claw driving mechanism

Claims (4)

[Claims] 1. A carrying-in step for taking in a pallet accommodating a strip-shaped material, which is a flexible part to be assembled, and taking out the accommodated band-like material one by one by a first transfer unit to separate and separate the strip-shaped material. A work separating step, a charging step for preliminarily curving the band-shaped material separated in the work separating step into a charging jig and placing it at a predetermined position, A fixing pin posture aligning step for correcting the posture of a fixing pin integrated with the belt-shaped material to be taken out by the second transfer unit from the loading step and fixed to the board surface of the game board; Assembling the belt-shaped material whose posture has been corrected to the board surface of the game board. 2. A press-fitting step of press-fitting the band-shaped material assembled in the assembly process into the game board.
A method for automatically assembling a game board of a ball game machine described in (1). 3. A carrying-in station for taking in a pallet containing a band-like material, which is a flexible part to be assembled, and a first transfer unit for taking out and holding the contained band-wise material one by one to separate and separate them. A loading station for preliminarily curving the band-shaped material separated in the work separating station into a charging jig and placing it in a predetermined position; and loading the band-shaped material into the charging jig. A fixing pin posture alignment station for correcting the posture of a fixing pin integrated with the band material to be taken out from the station by the second transfer unit and fixed to the board surface of the game board; and A game board automatic assembling machine for a ball and ball game machine, comprising: an assembling station for assembling the corrected band-shaped material on the board surface of the game board. 4. A game board automatic assembling machine for a ball and ball game machine according to claim 3, further comprising a press-fitting station for press-fitting said band-shaped material assembled by said assembly station into a game board.