JPH08229195A - Ball shooting device of electromotive pinball game machine - Google Patents

Abstract

PURPOSE: To provide a ball shooting device of an electromotive pinball game machine capable of improving the efficiency of assembling operation for the ball shooting device and cancelling the compexity of operations due to the individual wiring of various signal lines, while preventing various lead wires from congestion, improving further the efficiency of assembly operation and simplifying the maintenance operation. CONSTITUTION: A ball shooting device 2 comprising a ball hitting lever 4, electric motor, elastic force regulating mechanism or the like is incorporated integrally onto a set plate 3 mounted to the rear surface of a pinball game machine (Pachinko) body. Wiring receiving parts 54, 55 are provided in predeterined positions of the set plate 3 to receive in a lump various lines such as a detecting signal line from a handle turning detecting switch, a detecting signal line from a single shooting operation detecting switch. These various lines received in a lump can be connected electrically to an electric motor controlling circuit through wiring receiving parts 54, 55.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a ball launching device for an electric pachinko machine.

[0002]

2. Description of the Related Art Conventionally, a ball launching device for an electric pachinko machine is mainly composed of an operating handle, a batting rod, an elastic spring connected to the batting rod, and a rotation of the operating handle. Equipped with an elastic force adjustment mechanism that adjusts the elastic force, and an electric motor that elastically moves the batting rod according to the rotation of the operation handle, and these parts are separately provided on the back surface of the operation panel of the pachinko machine body. Mounted directly on.

[0003]

Since the conventional ball launching device has such a structure, it is inevitable that the respective parts are sequentially mounted directly on the back surface of the operation panel of the pachinko machine body. The pachinko machine body also has various other parts attached, and the work of sequentially mounting each part of the ball launching device between those parts has problems in terms of mounting space and mounting procedure, and assembling work efficiency is deteriorated. Was causing it.

Further, in the ball launching device of this kind of electric pachinko machine, various signal lines are congested, which causes a reduction in the efficiency of the assembling work and makes it difficult to perform maintenance work. The present invention has been made to solve the above problems, and an object of the invention is to provide a ball launcher assembly body, in which each component constituting the ball launcher is integrally assembled to a set plate, to a pachinko machine body. By fixing it to the back of the operation panel, the assembly work efficiency can be improved, and the complexity of work due to individual wiring of various signal lines is eliminated and various lead wires are prevented from congesting. It is an object of the present invention to provide a ball launching device for an electric pachinko machine capable of further improving the assembly work efficiency and simplifying the maintenance work.

[0005]

SUMMARY OF THE INVENTION The present invention has been made to achieve the above-mentioned object, and is a ball hitting rod, an electric motor, and an elastic force adjustment for a set plate attached to the back surface of a pachinko machine body. A ball launching device including a mechanism etc. is integrally assembled, and a detection signal line from a handle rotation detection switch, a detection signal line from a single shot operation detection switch, etc. is provided in a wiring accommodating portion provided at a predetermined position of the set plate. A gist of a ball launching device of an electric pachinko machine in which various lines are collectively housed and the collectively housed various lines can be electrically connected to an electric motor control circuit through the wiring housing part.

[0006]

[Operation] The assembly work efficiency is improved by mounting the ball launcher assembly, in which the parts constituting the ball launcher are integrally assembled to the set plate, on the back surface of the operation panel of the pachinko machine body. To be done.

In particular, various lines such as a detection signal line from the handle rotation detection switch and a detection signal line from the single shot operation detection switch, which are necessary in the electric pachinko machine, are pre-collected in a wiring accommodating portion formed on the set board in advance. Since it is accommodated, the complexity of the wiring work by the individual wiring is eliminated and various lines do not become congested.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. As shown in FIGS. 1 and 2, the ball launcher assembly 1 fixed to the back surface of the operation panel (not shown) of the pachinko machine body includes the ball launcher 2 as the main set plate 3 and the main set plate 3. It is configured by being integrally assembled with the motor set plate 3a which is assembled on the back surface.

Next, the ball launcher assembly 1 will be described in detail. As shown in FIGS. 1 and 2, a ball striking rod 4 is supported in the center of the main set plate 3 so as to be capable of reciprocating tilting about a shaft 5 in a plane parallel to the main set plate 3 and to the main set plate 3. At the position where the upper and lower elastic stoppers 6 and 7 attached are in contact with the ball striking rod 4, the resilient part 4a at the upper end of the ball striking rod 4 is projected into the ball launch port 8 (details omitted). It has become so.

As shown in FIGS. 4, 5, 7, and 8, the upper elastic stopper 6 is housed in a substantially rectangular support 10 so that a part of the upper elastic stopper 6 is exposed. The elastic stopper 6 is arranged so as to correspond to the ball striking rod 4 through a notch 51 having a substantially rectangular shape formed in the upper portion of the main set plate 3, and an elongated hole 9 formed in the main set plate 3. It is adapted to be fixed to the main set plate 3 by means of a screw 11 screwed into the mounting piece 10a of the support body 10 so that the fixing position can be adjusted to an arbitrary position as shown in FIGS. Has become. As shown in FIG. 4, the lower elastic stopper 7 is housed in the support 12 so that a part of the lower elastic stopper 7 is exposed, and the elastic stopper 7 passes through the long holes 13 formed in the pair of mounting pieces 12 a of the support 12. The main set plate 3 is screwed into the main set plate 3 by the screw 14.
It is mounted so that its position can be adjusted relative to. Depending on the mounting state of the pair of upper and lower elastic stoppers 6 and 7, the position adjustment of the resilient part 4a with respect to the ball launch port 8 and the degree of resilient force impact absorption are adjusted.

As shown in FIGS. 1 and 2, an engaging rod 15 which is engageable with a ball feeding member (not shown) for supplying the balls to the ball launching port 8 one by one is provided at an intermediate portion of the hitting rod 4. A guide roller 16 for smoothly guiding the ball feeding member along with the tilting of the engaging rod 15 is loosely inserted in the upper end portion thereof.

As shown in FIGS. 1, 2, 5 and 6, a slide body 17 having a tongue piece 17a is supported on one side of the main set plate 3 so as to be capable of reciprocating along a laterally extending guide hole 18. An elastic tension coil spring 21 is mounted between a spring locking portion 19 formed at one end of the sliding body 17 and a spring locking portion 20 attached to the ball striking rod 4. . The spring 21 urges the ball striking rod 4 so that its resilient part 4a projects into the ball launching port 8.

As shown in FIGS. 1, 2, 5, and 6, below the guide hole 18, a resilient force adjusting lever 22 is provided on the main set plate 3 around a shaft 23 provided on the set plate 3. It is rotatably supported. The operating portion 22a of the adjusting lever 22 is formed to be bendable, and a locking projection 24 is provided at the lower end thereof. Then, the operation unit 22a
6 is curved as indicated by the chain double-dashed line in FIG. 6, the elastic force adjusting lever 22 is rotated to operate the plurality of locking holes 25 formed in the main set plate 3 at predetermined angular intervals. The adjustment lever 22 can be positioned at any rotation position by locking the adjustment lever 22 at any one of the positions.
A shaft hole 22b is formed in the intermediate portion of the operating portion 22a.

The driven lever 27, in which the first and second lever pieces 27a and 27b are integrally formed in a step shape, has a shaft 2
6, the driven lever 27 is provided so as to be rotatable relative to the elastic force adjusting lever 22 by inserting and supporting the shaft 26 into the shaft hole 22b through a through hole 52 formed in the main set plate 3. I have. A shaft 28 protrudes from the upper end of the first lever piece 27a. The shaft 28 is inserted and supported through the guide hole 18 into a shaft hole 17b formed in the tongue piece 17a of the sliding body 17. Then, by rotating the elastic force adjusting lever 22 to an arbitrary rotating position for positioning, the driven lever 27 and the sliding body 17 are moved to the position shown in FIG.
2 is moved from the position indicated by the solid line to the position indicated by the solid line in FIG. 2, and the elastic tension coil spring 21 is extended to adjust the elastic force.

As shown in FIG. 5, a cover plate 29 having a bearing portion 30 is fixed to the back surface of the main set plate 3 with screws 53 at a constant interval. As shown in FIGS. 1 and 2, an operating handle connecting shaft 31 is rotatably supported by the bearing portion 30, and a cam is disposed on the connecting shaft 31 so as to be located between the set plate 3 and the cover plate 29. A plate portion 32 is provided. A drive lever 33 is rotatably supported by a shaft 34 between the main set plate 3 and the cover plate 29 corresponding to the connecting shaft 31, and a cam roller 35 attached to the drive lever 33 is provided on the cam plate portion. 32 can be contacted.

The drive lever 33 and the driven lever 27
Are connected to the drive lever 3 by a connecting link 36.
3 is urged toward the operation handle connecting shaft 31 by the urging force of the elastic tension coil spring 21.

In this embodiment, the sliding body 17, the driven lever 27, the operating handle connecting shaft 31, the drive lever 3 are used.
3, the connecting link 36, the elastic force adjusting lever 22 and the like constitute an elastic force adjusting mechanism.

As shown in FIG. 1, the motor set plate 3
A housing recess 3b is formed in the upper part of a, and the housing recess 3b is formed.
The electric motor 37 is positioned and fixed by fitting the flange portion 37a to b. As shown in FIG. 3, a cam plate 38 is attached to the output shaft 37b of the electric motor 37, and the cam plate 38 can contact the cam roller 39 attached to the hitting rod 4. Then, when the cam plate 38 rotates with the driving of the electric motor 37, the cam roller 39 is pushed by the cam plate 38, and the ball striking bar 4 resists the urging force of the elastic tension coil spring 21 to generate its elastic force. The part 4a tilts in the direction away from the ball launching port 8, and the resilient part 4a returns and tilts in the direction of plunging into the ball launching port 8 by the biasing force of the elastic tension coil spring 21. It's supposed to repeat.

As shown in FIG. 3, a housing 41 for accommodating and fixing a drive control board 40 of the electric motor 37 is provided below the motor set plate 3a. The housing 41 is composed of a box-shaped base 42 having a through hole 42a on the side facing the main set plate 3, and a lid 43 covering the front surface of the base 42. FIG.
As shown in FIG. 3, the lid 43 has an opening 43 for connecting lead wires.
A is formed, and a support portion 44 provided with a fitting groove 44a for inserting and supporting both ends of the drive control board 40 is provided at an intermediate portion of the inner surface of both side walls 43b.
Then, with the drive control board 40 supported by the lid 43 as shown by the two-dot chain line in FIG.
, And then fixed with screws 45,
A drive control board 40 is mounted.

As shown in FIG. 5, a limit switch 46 for driving an electric motor is attached to the main set plate 3 at a position corresponding to the pressing piece 33a at the upper end of the drive lever 33. The pressing piece 33a at the upper end of the drive lever 33 is separated and brought into contact with the driving lever 33 to be turned on and off. As shown in FIG. 10, the limit switch 46 is inserted into a housing portion 47 formed on the back surface side of the main set plate 3, and thereafter, an elastic locking hook 48 formed on the front surface side of the set plate 3. Therefore, it is mounted without using screws or the like.

As shown in FIG. 5, a single-shot limit switch 49 is provided on one side of the main set plate 3, and a push button (not shown) provided on the front surface of the operation panel is pressed to operate. The electric motor 37 can be driven intermittently.

Further, as shown in FIGS. 4 and 5, a plurality of wiring guide portions 54 are provided at predetermined intervals on both side edges and a lower edge of the main set plate 3, and between the adjacent wiring guide portions 54. A cutout 55 is formed, and the wiring guide portion 54 and the cutout 55 form a wiring housing portion. With this wiring accommodating portion, the lead wires (not shown) connected to the limit switch 46, the single-shot limit switch 49, etc. are collectively guided and accommodated.

As a result, the wiring process of the lead wire relating to the launching device becomes very easy. The lead wires can be mutually led out from the front side to the back side of the ball launcher assembly 1 and from the back side to the front side by the notches 55, and the lead wires can be attached to the ball launcher assembly 1 by the notches 55. Then, the lead wire is housed in the wiring guide portion 54 and the notch 55, so that the lead wire does not become an obstacle and hinder the assembly of the launcher.

The ball launcher assembly 1 constructed as described above is fixed to the rear surface of the operation panel of the pachinko machine body as described above, and is attached to the front surface of the operation panel as shown in FIGS. The rotating shaft 50a of the operating handle 50 is inserted into the operating handle connecting shaft 31 so as to be integrally rotatable. A touch switch (not shown) is built in the connecting shaft 31, and when the player touches the operation handle 50, the touch switch works and the electric motor 37 can be driven.

Next, the hitting action of the electric pachinko machine constructed as described above will be described. When the operation handle 50 is rotated, the operation handle connecting shaft 31 is rotated and the internal touch switch is operated. At this time, due to the rotation of the operation handle connecting shaft 31, the cam plate portion 32 presses the cam roller 35 of the drive lever 33, and the drive lever 33 is tilted counterclockwise as shown by the chain double-dashed line in FIG.
The tilting of the drive lever 33 is transmitted to the driven lever 27 via the connecting link 36, and the driven lever 27 resists the biasing force of the elastic tension coil spring 21 from the position shown by the solid line in FIG. It is tilted clockwise towards the position shown. Then, when the operation handle 50 is stopped at an arbitrary rotational operation position, the driven lever 27 is positioned and the spring locking portion 19 of the sliding body 17 is held at a fixed position.

The tilting of the drive lever 33 separates the pressing piece 33a at the upper end thereof from the limit switch 46, and drives the electric motor 37. When the output shaft 37a of the electric motor 37 rotates, its cam plate 38 presses the cam roller 39 of the ball striking rod 4, and the ball striking rod 4 is stretched from the spring locking portion 19 and the elastic tension coil spring 2
Tilt against the bias of 1. A ball feeding member (not shown) is operated by the tilting of the hitting rod 4, and the ball flows into the ball launching port 8.

The cam plate 3 of the output shaft 37a of the electric motor 37
When 8 moves away from the cam roller 39 of the batting rod 4, the batting rod 4
Is returned and tilted to the position shown by the solid line in FIGS. 1 and 2 by the urging force of the tension coil spring 21 for elasticity, and the elasticity portion 4a
Causes the ball at the ball launching port 8 to be fired. Operation handle 50
When the constant rotation operation position of is continuously held, the driven lever 27
Is always at a fixed position, the spring locking portion 19 of the sliding body 17 is also held at a fixed position, and the elastic tension coil spring 21 is always stretched by the same size, so that the ball striking rod 4 has the same elastic force. You can hit the ball repeatedly with.

When the rotation amount of the operation handle 50 is changed, the holding position of the driven lever 27 changes, so that the holding position of the spring locking portion 19 of the sliding body 17 also changes. Therefore, the extension amount of the elastic tension coil spring 21 increases or decreases, and the elastic force of the hitting rod 4 can be changed.

Further, as shown in FIG. 6, the elastic force adjusting lever 2
After bending the operation portion 22a of No. 2 and pulling out the locking projection 24 from the locking hole 25 which has been in the engaged state, the adjusting lever 22 is moved from the position shown by the solid line in FIG. When the driven lever 27 is rotated to the position shown by the solid line in FIG. 2, the driven lever 27 is moved in the horizontal direction. At this time, since the lower end of the driven lever 27 is connected to the drive lever 33 by the connecting link 36, the driven lever 27 is rotated clockwise about the shaft 26. As the driven lever 27 moves in the horizontal direction and rotates in the clockwise direction, the sliding member 17
Moves along the guide hole 18 in the direction away from the hitting rod 4, and the holding position of the spring locking portion 19 also changes. Therefore, the elastic tension coil spring 21 is extended to increase the elastic force of the ball striking rod 4.

Further, the assembly work efficiency is improved by fixing the ball launching device body 1 in which the respective parts constituting the ball launching device are integrally assembled to the set plate to the back surface of the operation panel of the main body of the pachinko machine. It

Further, in this embodiment, first, the hitting rod 4, the sliding body 17, the elastic tension coil spring 21, the operating handle connecting shaft 31, the drive lever 33 of the ball launching device 2,
The connection link 36, the elastic force adjusting lever 22 and the like are integrally assembled to the main set plate 3, and the motor set plate 3
The electric motor 37 of the device 2 and the like are integrally assembled to a to form the ball launcher assembly 1, and the ball launcher assembly 1 can be fixed to the back surface of the operation panel of the pachinko machine body. it can. Therefore, it is advantageous in terms of the mounting space, the mounting procedure, etc. in relation to the other parts assembled in the pachinko machine body, and the assembling work efficiency can be improved.

Further, in this embodiment, the motor set plate 3a is provided with a housing 4 comprising a base 42 and a lid 43.
1, the lid 43 is provided with the supporting portion 44 provided with the fitting grooves 44a for inserting and supporting both ends of the drive control board 40. Therefore, the drive control board 40 can be easily and surely mounted on the motor setting plate. It can be assembled to 3a.

[0033]

As described in detail above, according to the present invention,
By assembling the ball launcher assembly, in which the various components that make up the ball launcher are integrally assembled to the set plate, on the back side of the operation panel of the pachinko machine body, the assembly work efficiency can be improved. it can.

Further, various lines such as a detection signal line from the handle rotation detection switch and a detection signal line from the single shot operation detection switch, which are necessary in the electric pachinko machine, are bundled in advance in a wiring accommodating portion formed on the set board. Since it is accommodated, the complexity of wiring work by individual wiring is eliminated, various lines are not congested, and it is possible to further improve the assembly work efficiency,
The maintenance work after assembly can be simplified.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a ball launching device assembly according to the present embodiment.

FIG. 2 is an exploded perspective view showing an elastic force adjusting mechanism.

FIG. 3 is an exploded perspective view showing a motor set plate and an electric motor.

FIG. 4 is a front view showing an elastic force adjusting mechanism.

FIG. 5 is a rear view showing an elastic force adjusting mechanism.

FIG. 6 is a cross-sectional view near the elastic force adjusting lever.

FIG. 7 is an enlarged front view showing how the upper stopper is attached.

FIG. 8 is an enlarged front view showing how the upper stopper is attached.

FIG. 9 is an enlarged front view showing a mounting state of a lower stopper.

FIG. 10 is a cross-sectional view showing a mounting configuration of a limit switch for driving an electric motor.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Sphere launcher assembly, 2 ... Sphere launcher, 3, 3a ... Main set plate and motor set plate constituting a set plate,
4 ... Striking rod, 21 ... Elastic spring, 22 ... Elastic force adjusting lever, 27 ... Following lever, 31 ... Operation handle connecting shaft, 33 ... Drive lever, 36 ... Connecting link, 37 ... Electric motor, 50 ... Operation handle, 50a ... rotating shaft, 54,
55 ... Wiring guides and notches that constitute the wiring housing.

Claims (1)

[Claims] 1. A ball launching device (2) including a batting rod (4), an electric motor (37), an elastic force adjusting mechanism, etc. for a set plate (3, 3a) attached to the back surface of a pachinko machine body. Is integrally assembled, and the detection signal line from the handle rotation detection switch (46) and the single shot operation detection switch (in the wiring accommodating portion (54, 55) provided at a predetermined position of the set plate (3, 3a). Various lines such as a detection signal line from 49) are collectively accommodated, and these collectively accommodated various lines can be electrically connected to the electric motor control circuit through the wiring accommodating portions (54, 55). A ball launching device for electric pachinko machines.