JP4456917B2 - Game ball winning device - Google Patents

Description

  The present invention relates to a game ball winning device provided on a game board or the like of a pachinko machine.

  A so-called tulip, wings, etc., a game ball winning device of a pachinko machine operates a solenoid and moves a pair of wing pieces from a parallel standing state to a reverse octagonal shape, thereby moving a game ball flowing down on the game board. It is easy to win and change.

Conventionally, the winning device shown in the following Patent Document 1 has a structure in which a front unit on which a pair of blade pieces are pivotally supported and a rear unit provided with a solenoid are fastened and fixed with screws.
JP 2003-24555 A

  By the way, the above-mentioned conventional prize-winning device engages with the advance / retreat shaft of the solenoid, transmits the operation of the advance / retreat shaft to the blade piece, and changes the blade piece to a parallel upright state or an inverted octagonal tilt state. It takes time and effort to assemble the (transmission rotating portion) rotatably. Further, although the solenoid is assembled using a U-shaped metal plate material, the solenoid may be wobbled after assembly.

  The present invention is intended to solve the above-described problems, and to provide a game ball winning device that can be easily assembled with a small number of man-hours and that hardly causes an assembly failure.

For this purpose, the game ball winning device according to claim 1 is provided with an inclined rod that pivotally supports a pair of wing pieces on the front surface of the mounting plate portion and guides the game balls flowing between the wing pieces to the rear of the mounting plate portion. A ball guide assembly integrally formed on the rear surface, a driving base in which a solenoid is horizontally inserted from the front in a casing having an opening on the front surface, and a transmission link having fulcrum shafts projecting outward from both sides The transmission link engages with an advance / retreat shaft projecting forward of the solenoid, converts the operation of the advance / retreat shaft into a repetitive rotational motion around the fulcrum shaft, and transmits it to the winglet. A game ball winning device for changing a wing piece to a parallel upright state or an inverted octagonal tilt state, and a pair of pressing pieces projecting from the rear end surface of the surrounding wall formed on both sides of the inclined rod. thereby formed integrally with, the transmission link and the assembly body for the spherical guide Disposed between the centromeric portion, the drive by fixing fastening by screws to the rear side of the original casing a ball guiding assembly of the casing of the solenoid pressing piece presses the front surface of the solenoid The fulcrum shaft is pressed against an inner rear wall so that the fulcrum shaft is rotatably supported and assembled between the rear portion of the surrounding wall and the front edge of the casing.

According to a second aspect of the present invention, in the game ball winning device, an elastic piece having an engagement claw formed at the tip is formed integrally with the casing, and the solenoid is inserted into the casing to thereby engage the engagement claw. There engage the solenoid, the solenoid is characterized in that so as to be locked provisionally to not pulled out from the casing.
As a result, the solenoid is not likely to drop out of the casing, and the assembling work is facilitated.

Further, the present invention is characterized in that, in the game ball winning device, a notch hole in which a fulcrum shaft is loosely fitted is formed at a rear end portion of the surrounding wall.
For this reason, the transmission link can always be supported rotatably.

According to the present invention, in the above game ball winning device, a positioning projection is provided on the rear end face of the surrounding wall, and a fitting hole for the positioning projection is provided on the front edge of the casing. .
For this reason, it is easy to attach the ball guide assembly and the driving base to the screws.

Further, the present invention provides the above game ball winning device, in which a sub-accommodating portion is formed opposite to each of the lower portion of the inclined basket and the lower portion of the casing, and a ball detection sensor is inserted into both sub-accommodating portions to The ball detection sensor is held and assembled in both sub-accommodating portions by fastening and fixing the casing.
For this reason, the ball detection sensor can be assembled at the same time, and the number of work steps can be further reduced.

  By simply tightening and fixing the ball guide assembly and the drive base, the solenoid can be fixed immovably and at the same time the transmission link can be rotatably assembled. Reliable assembly is possible, and defective products are less likely to occur.

  Next, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a perspective view of the game ball winning device, FIG. 2 is a front view, FIG. 3 is a plan view, FIG. 4 is a side view when the game ball winning device is mounted on a game board, and FIG. FIG. 6 is an exploded perspective view of the game ball winning device. As shown in FIG. 6, this game ball winning device includes a ball guide assembly 1, a drive base 2, a transmission link 3, and a ball detection sensor 4. As shown in a further exploded perspective view in FIG. 7, the ball guiding assembly 1 includes a plastic mounting plate portion 5, a pocket 6, and a pair of wing pieces 7. The ball guide assembly 1 is formed by integrally forming a pair of support shafts 8 on the inner surface of the pocket 6, and inserting the support shafts 8 into shaft holes 29 formed in the blade pieces 7. 7 is projected to the rear side of the mounting plate portion 5 from an arcuate long hole 10 (shown in FIG. 5) formed in the mounting plate portion 5 so as to project the pocket 6. By fixing to the front surface of the mounting plate portion 5 with screws 13, the blade pieces 7 are pivotally supported so as to be tiltable outward. In addition, 14 is a stop hole formed in the rear end edge of the pocket 6 for screwing the screw 13, and 15 is a hole formed in the mounting plate portion 5 for inserting the screw 13. Further, 16a is a positioning protrusion formed on the rear edge of the pocket 6, 16b is a positioning hole formed in the mounting plate portion 5, and 17 is a positioning projection formed on the rear surface of the mounting plate portion 5. , 18 are hole holes for mounting the game board, which are established in the mounting plate portion 5. In addition, a ball passage opening 19 is formed in the mounting plate portion 5 so as to face the bottom of the pocket 6, and an inclined rod 20 extends integrally behind the ball passage opening and flows between the blade pieces 7. The game ball is guided backward through the ball passage opening. An enclosing wall 21 is formed on the rear side of the mounting plate 5 so as to surround the inclined rod 20 from both sides, and a pair of pressing pieces 22 project from the upper rear end surface of the enclosing wall. In addition, a horizontal cylindrical rib 23 is integrally formed on the outer surface of the surrounding wall 21, and a stop hole 24 is formed on the rear end surface of the rib, and is positioned on the rear end surface of the surrounding wall 21 near the stop hole. Projections 25 are provided. Reference numeral 26 denotes a cut hole formed at the rear end of the surrounding wall 21 at a position slightly below the rib 23. In addition, a box-shaped sub-accommodating portion 27 having a rear surface opened on the lower side of the inclined rod 20 on the rear side of the mounting plate portion 5 is formed. In addition, a frame-shaped winning opening 28 is integrally formed so as to project on the pair of wing pieces 7 in front of the upper portion of the mounting plate portion 5.

  Further, as shown in a further exploded perspective view in FIG. 8, the driving original part 2 includes a plastic box-like casing 30 having an open front surface and a solenoid 31. The casing 30 is integrally formed with ear pieces 32 on both sides of the solenoid housing portion 43, and a screw hole insertion hole 33 and a positioning hole 34 are formed in the ear piece. In addition, an elastic piece 36 having an inward engagement claw 35 formed at the tip is integrally formed on the lower wall surface of the housing portion 43. In addition, a window hole 37 is formed in each wall of the casing 30 in order to maintain good heat dissipation and air permeability of the solenoid and lead out the lead wire. Further, a frame-shaped sub-accommodating portion 38 having a front surface opened so as to face the sub-accommodating portion 27 is formed at the lower portion of the casing 30. Further, the solenoid 31 is configured to urge the forward / backward moving shaft 40 forward by a coil spring 39 and to form a disk-like engagement piece 41 at the tip of the forward / backward moving shaft. Then, by inserting the solenoid 31 horizontally into the solenoid accommodating portion 43 of the casing 30 from the front, the engaging claw 35 is engaged with the front edge of the solenoid, and the temporary engagement is prevented so that the solenoid does not come out of the accommodating portion. Stopped. Reference numeral 42 denotes a hook for hooking a lead wire binding band formed integrally with the rear portion of the casing 30.

  Further, the transmission link 3 is integrally connected by linkages 51 and 52 so that a pair of substantially L-shaped plate portions 50 are parallel to each other, and a pair of fulcrum shafts projecting outward in the vicinity of the L-shaped bent portion. 53 is formed, an engagement shaft 54 is formed at one end of the plate portion 50 to engage the disk-like engagement piece 41 together with the linkage 51, and the engagement shaft 9 is formed at the other end of the plate portion 50. Is formed with a bifurcated gripping portion 55 that engages. Further, the ball detection sensor 4 is formed of a proximity switch that transmits an electric signal when the game ball passes through a through-hole portion 56 formed at one end of the rectangle detection sensor 4.

  In assembling this game ball winning device, both fulcrum shafts 53 are loosely fitted in the cut holes 26 so that the transmission link 3 is disposed between the ball guide assembly 1 and the driving base 2 and ball detection is performed. Both ends of the sensor 4 are inserted into the sub-accommodating portions 27 and 38, the positioning protrusions 25 are fitted into the positioning holes 34, the screws 57 are passed through the fool holes 33, and are fastened to the stop holes 24. The casing 30 is fixed to the rear side of the ball guiding assembly 1. When the screw 57 is fastened, the pair of pressing pieces 22 presses the solenoid 31 and presses the solenoid against the rear wall in the casing 30, so that the solenoid can be tightly fixed in the casing without any gap. Further, since the cut hole 26 is closed when the front edge of the casing 30 abuts, both fulcrum shafts 53 are supported rotatably without being removed from the cut hole 26, and the transmission link 3 is also assembled. Complete at the same time.

  When the solenoid 31 is inserted into the casing 30, the engaging claws 35 are engaged with the solenoid and temporarily fixed. Therefore, when the assembly is performed, the casing 30 is positioned so that its front opening faces downward. Even if it is taken, there is no possibility that the solenoid will fall out of the casing, and the assembling work becomes easy.

  In the gaming ball winning device configured as described above, the pair of wing pieces 7 are normally in a parallel standing state as shown by the solid line in FIG. 2, and the solenoid 31 is excited to resist the elasticity of the coil spring 39 so as to move forward and backward. When 40 is pulled rearward and the disc-like engagement piece 41 pulls the upper part of the transmission link 3 rearward, the transmission link 3 rotates about the fulcrum shaft 53 and the grip portion 55 moves the engagement shaft 9 upward. For this reason, the wing piece 7 is changed to an inverted octagonal tilt state as indicated by a broken line, and the game ball easily flows between the wing pieces. Then, the game ball that has flowed in is guided rearward through the slanted basket 20 and falls into the through-hole portion 56 of the ball detection sensor 4 to detect a winning.

  In this game ball winning device, no effort is required to assemble the transmission link 3, and the solenoid 31 is tightly fixed in the casing 30, so that it always operates reliably and the rate of defective products can be reduced. There are remarkable effects.

The perspective view of the game ball winning device which shows the Example of this invention. The front view of the game ball winning device showing the example of the present invention. The top view of the game ball winning device which shows the Example of this invention. The side view of the game ball winning device which shows the Example of this invention. 1 is a longitudinal sectional view of a game ball winning device showing an embodiment of the present invention. 1 is an exploded perspective view of a game ball winning device showing an embodiment of the present invention. 1 is an exploded perspective view of a ball guiding assembly of a game ball winning device showing an embodiment of the present invention. The disassembled perspective view of the drive original part of the game ball winning device which shows the Example of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Sphere guide assembly 2 Drive original part 3 Transmission link 4 Ball detection sensor 5 Mounting plate part 6 Pocket 7 Wing piece 8 Support shaft 19 Ball passage port 20 Inclined rod 21 Enclosure wall 22 Pressing piece 24 Stop hole 25 Positioning protrusion 26 cutting hole 27 sub-accommodating portion 30 casing 31 solenoid 32 ear piece 33 fool hole 34 positioning hole 35 engaging claw 36 elastic piece 38 sub-accommodating portion 40 advancing and retracting shaft 41 disc-like engaging piece 43 solenoid accommodating portion 53 fulcrum Shaft 54 Engagement shaft 55 Grip part 57 Screw

Claims (2)

A ball guide assembly in which an inclined rod that pivotally supports a pair of wing pieces on the front surface of the mounting plate portion and guides a game ball flowing between the wing pieces to the rear is integrally formed on the rear surface of the mounting plate portion; A driving base part in which a solenoid is horizontally inserted from the front into a casing having an open front, and a transmission link having fulcrum shafts projecting outward from both sides. The transmission link projects forward and backward from the solenoid. Engaging with the moving shaft, converting the operation of the forward / backward moving shaft into repetitive rotational motion about the fulcrum shaft and transmitting it to the wing piece, the wing piece changes into a parallel upright state or an inverted octagonal tilt state A game ball winning device,
A pair of pressing pieces are integrally formed on the rear end surface of the surrounding wall formed on both sides of the inclined rod so as to protrude from the rear end surface , and the transmission link is provided between the ball guide assembly and the driving base portion. And the casing of the driving base is fastened and fixed to the rear side of the ball guiding assembly with screws, so that the pressing piece presses the front surface of the solenoid and presses the solenoid against the rear wall in the casing. the fulcrum shaft gaming ball winning device being characterized in that as assembled are rotatably supported between the front edge of the rear and the casing of the surrounding wall. An elastic piece engaging claw is formed at the distal end portion is formed integrally with the casing, engage engaging claw is in the solenoid by inserting solenoid into the casing, so that the solenoid is not pulled out from the casing The game ball winning device according to claim 1, wherein the game ball winning device is temporarily attached to the game ball.

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