JP2640049B2 - Electric control device for pachinko machines - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric control device for a pachinko game machine, and more particularly, to various electric devices such as motors, electromagnetic solenoids, switches, variable identification indicators and lamps provided in various parts of the game machine. TECHNICAL FIELD The present invention relates to an electric control device for performing required electric control on mechanical parts.

[0002]

2. Description of the Related Art In a game machine of this type in which a game can be played using a pachinko ball as a game moving body, the above-mentioned electric parts are, for example, a lamp or a digital type display disposed on the front frame side, or a game board. It lamps disposed in the respective sections of the side winning devices electromagnetic solenoid or a motor for actuating the switch for the spherical detection of each winning opening or passage, even identify the variable display and the symbol combination capable of variably displaying various symbols An indicator or the like is employed. And these electrical components
Eventually, it is intensively connected to the electric control device where the program is set according to the required software contents, and according to the respective moving conditions, mainly at the time of setting conditions generated and established during the game or at the time of special game state The operation is controlled.

The above-mentioned electric control device is also simply called a control base, and is generally configured as a box-shaped unit which can be handled independently, and is separated from various components of the game machine. ing. In the implementation, when the game machine is installed in the last process step of the production line, or when the game machine is transferred in a separated state in advance and installed in a game machine or installed after replacement, On the premise,
It is installed at a predetermined portion of the mechanism panel on the back side of the front frame and is connected to various electric parts.

[0004]

As described above, with respect to the electric control device implemented for each gaming machine, conventionally, all of the electric control devices are basically boxes formed of a case body and a cover body. It is configured as a box-type unit with a built-in circuit board inside the body. Regarding any of the control devices, when assembling the case body, the circuit board, and the cover body which are the constituent members, a predetermined portion of each member is screwed using a number of screws, and the members are connected to each other. Type.

[0005] For this reason, in the manufacture of the electric control device, that is, in the work of assembling the components, it takes more time and effort because of the large number of screwed portions, and many screws are small. For this reason, unskilled persons have problems such as considerable troublesomeness and time-consuming work, and have also become a major bottleneck in improving productivity, in other words, in mass production.

In recent electric control devices, on the premise of taking measures to prevent external static electricity (also called static noise) from entering the circuit board, the case body is formed of a synthetic resin material. On the other hand, a type in which a shielding and protecting member for absorbing static electricity formed of a conductive material is used in combination with the conductive cover body is being implemented. However, even with this type of control device, with the increase in the number of the shielding and protecting members, many screws are required and the tightening work is troublesome.

[0007] By the way, 6 to 8 or more screws are used in each electric control device at present.

[0008]

SUMMARY OF THE INVENTION In view of the above-mentioned problems, the present invention has been proposed in order to solve the problem suitably. Under the premise of taking measures to prevent external static electricity from entering a circuit board, a case body is provided. , For the shielding and protection member for electrostatic absorption, the circuit board and the conductive cover body,
Provided with an electric control device that can be firmly assembled by omitting screws and that can maintain the connection strength stably for a long time, greatly simplifying the manufacturing work of the device and improving productivity. It is intended to make it possible.

[0009]

[Means for solving the problems] To overcome the above-mentioned problems,
In order to achieve the intended purpose, the present invention provides a mechanism in which a game board in which various electric parts are arranged inside the front of a front frame is set, and various ball processing units and devices are provided behind the front frame. board is in the set has been pachinko gaming machines, the outside side co When the resin formed <br/> form in a square shape box lid shaped to integrated type formed with the support seat and the locking portion to each section of the inner side Attach the detachable part to the mechanical panel side
A case body which forms body shape, shield guards for electrostatic absorption housed laying form the body before Symbol casing to form a metal molded with the peripheral edge ground surface-contacting portion and the engaging支縁appropriately site in a square-shaped dished When the power supply circuitry and electrical components according to such required circuit and circuit rectangle with a component such as to form disposed is accommodated protected by flying separated state to form a ground contact surface portion蔽protective body shield at each corner and infrastructure, translucency Miban attached to the opened window frame body to form a ground contact surface and the engaging支縁and locking portion around each part of the frame body which is metal forming the square shape box lid shape
Consists of a cover body which is matched assembled on to case body Te, the shield guards against the case body, the locking mutual engagement portion and the engagement支縁, supporting seat and ground The circuit board, which is set and held by positioning and contacting the contact surface, is immobilized and held by immobilizing the upper and lower edges of the circuit board housed in the shielding protective body by locking the upper and lower edges to the respective locking portions of the case body. frame body of the cover body Te is, in the frame body while being held assembled by engaging the engaging portion and the engaging支縁and locking portions each other to each other, shielding蔽guards and circuit board and a cover body each of the ground joint surfaces each other, and the shield guards the entire state where the engagement支縁respectively always pressure contact engagement支縁and the frame body are found assembled in one of the box-shaped unit, the cover body So, the frame
The see-through plate formed of transparent resin with respect to the window of the main body is
Fit the ridge formed around the window with the opening around the window
It is installed in the state of crimping engagement by pressure deformation and the internal rotation
The road base is made visible from the outside .

As a mode of assembling each component in the electric control device, the shielding / protecting body is locked to the case body by the locking portion and the engaging support edge, and the support seat is grounded to the ground.
The contact surface is positioned and abutted to hold the set in a laid state,
Also, with the circuit board supported on the support seat of the case body,
It is locked to the locking portion and immobilized and held in a state of being separated from the shielding protection body. Then, attach the cover body to the case body
And the engagement support rim and the locking portion are locked to be immobilized. As a result, the shield protector and the circuit board
Each ground contact surface on the frame body of the panel and cover body
Comrades, as well as the engaging rim of the shield and the engaging rim of the frame body
And each of the components is entirely
Assembled et al is in One of the box-shaped unit.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an electric control device in a pachinko gaming machine according to the present invention will be described with reference to the accompanying drawings by way of preferred embodiments.

Prior to the description of the electric control device of this embodiment,
The pachinko gaming machine side schematically shown in FIGS. 1 to 3 will be briefly described. That is, in the gaming machine P, as a basic main configuration, a front frame 2 which is attached to the machine frame 1 so as to be able to open and close and a detachable holding frame 3 fixed to the back surface of the front frame 2 are provided. It comprises a mechanism panel 4 which can be opened and closed and can be attached and detached, and a game board 6 and the like which are detachably and exchangeably set in the accommodation holding frame 3 from the front side of the front frame 2 and the like. Necessary devices, instruments, members and the like are mounted in each part.

Although not shown, the front frame 2 is provided with a glass door and an upper ball receiving tray so as to be openable and closable, a lower ball receiving tray, a launching device and the like are installed, and a lamp or the like is arranged on an upper edge portion. Have been. In the holding frame 3,
A launch guide portion for a game ball, various installation connection portions, and the like are formed. On the other hand, in the mechanical board 4, an opening area 5 is formed in the center thereof, around which a processing unit and a device for the pachinko balls (out balls, safe balls and prize balls) generated during the game are formed, Various electrical control units and components are provided.

In the game board 6, a motor,
Various prize devices, penetrating devices, variable identification display devices (symbol display devices), and the like in which an electromagnetic solenoid, a switch, a lamp, and the like are arranged are installed (see a part of FIG. 1). 1 and 2, a collective cover 7 for collectively discharging all safe balls generated during the game to the processing unit side of the mechanical panel 4 is opened and closed and detachable. A relay board 10 and the like, which are attached as much as possible and collectively connect many of the various electrical components, are attached. As shown in FIG. 4, the collective cover 7 includes an opening / closing connection fulcrum 8 including a support portion 8a, a pin 8b, and a support tool 8c screwed to the back of the game board 6, and the like. As shown in the drawing, the mounting hole 9a is attached using an opening / closing locking portion 9 including a locking tool 9b screwed to the back of the game board 6 and the like, and also from within the opening area 5 of the mechanism board 4. It can be opened and closed. The relay board 10 is separately connected to an electric control unit of the mechanism panel 4 and an electric control device of the present embodiment, which will be described later, as necessary.

The electric control device of the present embodiment is the same as that of FIG.
-It is assumed that the pachinko gaming machine P shown in Fig. 3 is installed over both sides of the mechanical panel 4 and the collective cover 7 to control the above-mentioned various electrical components. As a basic configuration of the device, as illustrated in FIGS. 6 and 7, a case body A that is attached to the mechanism panel 4 side so as to be openable and closable, and a case body A laid in the case body A The shielding and protecting body B for preventing static electricity to be housed, the circuit board C to be housed and protected in the shielding and protecting body B, and the circuit board C are detachably attached to the case body A to protect the circuit board C from the cover. In addition to taking measures to prevent static electricity, a cover unit D that can be seen through from the outside is assembled, and these are assembled in a locking example in which screws are omitted, and the entire unit is configured as a box-type unit that can be handled independently. ing.

Therefore, each of the components in the electric control device of the present embodiment will be described.

(Case body A) The case body A is formed of a transparent synthetic resin material (for example, a polycarbonate material) in a box lid shape as a door-like base of the apparatus itself. And the shielding and protecting body B and the circuit board C
Axial support seats 13, 13 a and locking hooks 14, 14 are formed on inner portions of the bottom plate portion 11 having a large number of heat radiation holes 12 as opening means for assembling the cover body D. Attachment hooks 16, 16 are provided on the left and right side edges 15, 15, respectively.
The lower edge 17 is formed with locking pieces 18 and 18 and receiving pieces 19 and 19. In addition, as means for opening / closing connection and opening / closing locking of the case body A itself,
At the top and bottom on the left side of the figure, a connection support piece 20 having a pin hole 21
Further, a support piece 22 is formed on the upper and lower sides on the right side in the figure, and a locking device 24 is mounted in each through hole 23 in advance.

As shown in FIG. 8, each connection support piece 20 has a pin hole 21 and a pin 28 with respect to each support part 27 formed or arranged at a required upper and lower part of the mechanism panel 4. Fitted and connected and supported. These connecting strips 20
And including the support 2 7, it is opened and closed connection fulcrum E. On the other hand, the locking device 2 4 of the support pieces 2 2, as illustrated in Figure 9, freely be fitted locks detachable from the engagement holes 29 formed in the upper and lower required site of the set cover 7 A split engagement cylinder 25 is inserted into the through-hole 23, and an operating rod 26 for changing the engagement cylinder 25 into a locked or unlocked state is inserted into the cylinder 25. The opening / closing locking portion F includes the support piece 22, the locking tool 24, and the engagement hole 29.

(Shielding Protection Body B) The shielding protection body B absorbs static electricity (also referred to as static noise) which tends to enter the circuit board C from the outside and protects the circuit board C from electrification. Thin metal material
(For example, a tin plate or a tin plate), it is formed in a substantially rectangular lid shape. And the bottom plate portion 31 which is laid state into the case body A, with holes 32 missed for the central sides of the support seat 13 a is formed, a large number of perspective holes that allow perspective backside pattern of circuit board C 33 are provided. In each corner of the bottom plate portion 31, conductive edges (also referred to as a ground contact surface portion for convenience) 34, 34 for the circuit board C and the cover body D are bent in a seat shape.
Engagement rims 35 and 36 for the case body A are formed on the left and right sides and the lower edge of 1.

(Circuit board C) This circuit board C is
As a control circuit board related to various electric parts on the gaming machine side, a required circuit pattern is formed on a main body (for example, an epoxy resin board mixed with glass fiber material) 37 molded into a predetermined square size, Various circuit components 38, 38, a power supply (for example, 24V AC), electrical components, connectors 39, 39 for the relay board 10, and the like are arranged respectively. Conductive edges (also referred to as ground contact surfaces) 40, 40 made of solder are formed on the front and back surfaces of each corner of the main body 37. All the ground contact surfaces 40, 40 are conductively connected to each other, and are also connected to the ground (ground) side of each circuit component.

(Cover Body D) In this cover body D, a case body A as a transparent surface of a circuit board C is mounted on a frame body 41 for absorbing static electricity formed of a thin metal material in the same manner as the shielding / protecting body B. A transparent plate 50, which is formed in a rectangular shape from the same transparent synthetic resin material as described above, is mounted and fixed in advance. That is, the frame main body 41 is formed in a box frame shape that covers all the circuit components 38, 38 except for the connectors 39, 39 of the circuit board C and can be matched with the case body A. Conductive edges (also referred to as ground contact surfaces) 42, 42 which can contact the ground contact surfaces 40, 40 on the upper surface of the circuit board C are formed on both sides of the upper end in a bend shape, and a case is formed on the lower edge. An engagement rim 43 for the body A is formed. In this frame body 41, as shown partially in FIG. 8, engagement holes 44 for the engaging hooks 16 of the case body A are formed in the left and right side walls, while a large number of pieces are formed in the upper and lower walls. Radiation holes 45, 45 are formed, and a rectangular window 46 is opened at the center. In this window 46, a supporting edge 47 is bent in a step shape around the inside thereof, and a large number of locking holes 48, 48 are arranged on each side of the supporting edge 47. The engagement
The joint rim 43 is aligned with the lower engagement rim 36 of the shielding / protecting body B.
Abutment 49 is formed if contact obtained, also on both sides of the frame body 41 for engagement支縁35 of the shield guards B.

On the other hand, the see-through plate 50 is mounted in the window 46 and connected thereto. That As partially shown in FIG. 10, the outer circumferential edge of the one side of the transparent plate 50, the plurality of projections 51 are disposed by integral molding. Then, as shown in FIGS. 11 (a) and 11 (b), with the see-through plate 50 placed on the support
After being squeezed into the inside 8, it is plastically deformed into a dish-head shape by hot-pressing similarly to the case of a rivet, and is crimp-locked to the inner surface of the supporting edge 47. As a result, the see-through plate 50 is firmly connected without slight movement. However, regarding this see-through plate 50,
As an example, the form attached to the outside (front side) of the window 46
Show.

In the electric control device according to the present embodiment, the static electricity absorbed by the frame body 41 of the shielding / protecting body B and the cover body D is finally removed from the game as an example of a conventionally employed method. It is assumed that the power supply section in the hall escapes to ground (ground). For reference, as schematically shown in FIG. 18, the static electricity (static noise) absorbed by the shielding protection body B passes through a diode in the circuit of the circuit board C along a path indicated by an arrow in FIG. Finally, the power is absorbed by the ground side of the power supply unit (AC 100 V). However, in a real case,
Static electricity may be diffused (attenuated) in a long circuit process reaching the ground side. Instead of this, the shield protection body B
Alternatively, an earth wire may be connected to any of the frame main body 41.

(Effect of the Embodiment) The electric control device of the present embodiment is constructed by assembling the above-mentioned respective components A, B, C, D with each other, and is set on the back side of each gaming machine.

First, the assembling of the device itself will be described with reference to FIGS. That is, the case body A
On the other hand, the shielding / protecting body B inserts the lower engagement support edge 36 between the two receiving pieces 19 and accommodates it. Accordingly, the protective body B abuts (lays) the bottom plate portion 31 on the inner surface of the bottom plate portion 11 of the case body A, and also engages the left and right engagement supporting edges 35, 35 inside the side edge portion 15, Also, the ground contact surface 3 at each corner
4 and 34 abuts against the support seat 13, 13 respectively to be missed set holes 32 in a relatively fitted interpolated state to another support seat 13 a.

Next, the lower edge of the circuit board C is inserted and locked between the two locking pieces 18 of the case body A, and is housed by being appropriately pushed into the shielding protection body B. Thus, the same infrastructure C
The upper edge of the case A is used for elastic deformation of the locking hook 14 of the case body A.
And use with engaged, in a state in which both side edges are abutted supported by the support seat 13 a, the bottom plate 3 of the overall the shield guards B
1 is immobilized and set at an appropriate floating interval (separated state). Then, the ground contact surface portions 40 of the respective rear surfaces are aligned and contact with the respective ground contact surface portions 34 of the protective body B.

As for the cover body D, the case body A
On the premise that they are aligned with the engaging rim 43 of the frame body 41.
Is inserted between the receiving pieces 19 and pushed into the case body A side. As a result, the cover body D is engaged with the engagement holes 44 on both sides of the frame body 41 by utilizing the elastic deformation of the engaging hook 16 of the case body A, and is immobilized and connected to the case body A as a whole. You. Each ground contact surface portion 42 on the upper portion of the frame body 41 abuts against the ground contact surface portion 40 on the upper surface of the circuit board C, and the engaging rim 43 is connected to the lower engaging rim 3 of the shielding protector B.
6 and furthermore, the right and left contact edges 49 are brought into contact with the engagement supporting edges 35 on both sides of the protective body B to achieve the grounding effect.

As a result, the electric control device is arranged such that the shield body B and the circuit board C
And the cover body D are assembled by a simple procedure that eliminates the need for screws to form a box-shaped unit as schematically shown in FIGS.
4, 40, 42 are held in contact with each other.

In the electric control device constructed as a box-shaped unit, an enclosing seal (not shown) is adhered to both sides of the case body A and the cover body D while the cover body D is seen through. On the board 50, a name sticker stating the name of the company, the electric contents of the device itself, the model name of the gaming machine, and the like is stuck. However, this name sticker may be attached to the inside of the see-through plate 50, or may be printed on the inner surface of the front surface. In the electric control device, when the circuit board C and the cover body D are to be further strengthened and coupled to the case body A, as an example, the upper ground connection in each of the shield protection body B, the circuit board C and the cover body D is provided. Face part 3
Small holes may be provided in 4, 40, and 42, and screws may be inserted into these small holes and screwed into the support seat 13 on the upper part of the case body A. According to this, even if screws are used, the number of screws can be reduced to at most one or two, and the work of the tightening operation can be greatly simplified.

In the electric control device of the present embodiment configured as described above, as an operation state, the case body A is connected to the opening / closing connection fulcrum portion E on both sides of the mechanism panel 4 and the collective cover 7 of the gaming machine. Also, by attaching via the opening / closing locking portion F, it can be easily set. In other words, at each of the upper and lower open / close connection fulcrum portions E, the connection support piece 20 of the case body A and the support portion 27 of the mechanism panel 4 are connected by vertically inserting the pin holes 21 and the pins 28 into each other. . On the other hand, in the upper and lower opening / closing locking portions F, the locking device 24 of the case body A is used.
Once the operating rod 26 is once pulled back, the unlocked engagement cylinder 25 is removed from the engagement hole 29 of the collective cover 7.
Insert inside. Then, by pushing the operating rod 26, the engagement cylinder 25 is changed to the expanded lock state,
Locked to 9.

Further, regarding the set electric control device,
By unlocking the locking devices 24 of the opening and closing locking portions F, the engagement with the collective cover 7 is released, and the entire device can be opened and closed by the opening and closing connection fulcrum E. Then, by displacing the connection support pieces 20 of both the open / close connection fulcrum parts E upward with respect to the support part 27, the two parts 20, 27 are separated and the apparatus can be removed.

In the electric control device of this embodiment, in both the box-shaped unit state and the working state described above, the internal circuit board C has a transparent hole of the shielding protection body B from behind the transparent case body A. The back side pattern can be seen through using the 33, 33, and the see-through plate 5 can be seen from the front side of the cover body D.
Since you can see through the circuit parts (hardware part) using 0,
Inspection and confirmation of both sides of the base C are facilitated.

[0033] In the electric controller and subject to the present invention still may be of the type that is installed capable is removably and closing the rear surface of the mechanism plate 4. Other techniques besides the above-described embodiment are also recommended. That is, the case body A is formed of an opaque synthetic resin in which the heat radiating holes 12 and 12 are formed as necessary, and the shield and protective body B is formed by omitting the transparent holes 33 and forming the heat radiating holes as necessary or appropriate. Or a frame formed by opening a see-through window.

As for the cover body D, as illustrated in FIG. 19, a metal frame main body 41 having a window 46 opened.
And a see-through plate 50 made of a transparent synthetic resin having a flange 52 formed on the outer periphery. It is premised that both sides 41 and 50 are strengthened and connected to each other. On the other hand, a plurality of locking holes 48 and 48 are formed in the supporting edge 47 on the outer periphery of the window 46, but not shown on the inner surface of the flange portion 52. However, a plurality of protrusions similar to those described above may be formed, or each of the locking holes 4 may be formed.
A solidifying adhesive that can penetrate into 8 and engage with the rim 47 is applied. In this case, the coupling frame 53 made of synthetic resin is inserted into the frame main body 41 and is applied to the inside of the support edge 47 so that the flange portion 5 is formed.
2 may be adhesively bonded. Further, on the premise that the recesses 54 are formed at appropriate portions of the supporting edge 47, an elastically deformable engaging hook that can be pressed into engagement with the inner periphery of the supporting edge 47 from each of the recesses 54 on the outer peripheral portion of the see-through plate 50. 55 may be formed. Incidentally, this see-through plate 50 is located inside the frame body 41.
In the embodiment in which the window is fitted and coupled to the window 46 from the front,
A projection is formed on the outer surface of the flange 52 for each locking hole 48.
Is done.

As another example of the cover body D, as shown in FIG. 20, a frame main body 41 formed of a synthetic resin base material appropriately mixed with a conductive material and having a window 46 opened, and mounted on the window 46 And a see-through plate 50 to be used. As an example of the strengthening connection between the both sides 41 and 50, a projection similar to the above is formed on the inner surface of the outer peripheral edge of the see-through plate 50 for each of the locking holes 48 and 48 of the supporting edge 47 of the window 46, or the frame body 41 The base material and the see-through plate 50 may be bonded with a solidifying adhesive. By the way, according to this technical solution, it is possible to form the case body A, which is the opening / closing door-like base, and the frame body 41 of the cover body D into one box body using a synthetic resin base material mixed with a conductive material. Becomes

Further, the cover body D is formed of a transparent resin material containing a conductive material, or an antistatic paint which does not decrease the transparency is formed on the front or back surface of the cover body D formed of a transparent synthetic resin material. , An antistatic function may be added to the cover body D.

In each of the cover members D shown in FIGS. 19 and 20, the cover member D shown in FIGS. 6 and 7 is used.
The same reference numerals are given to the same or equivalent parts, and the description is omitted. Also, with respect to each of the other examples of the cover body D, a small hole for a screw may be provided in the upper ground contact surface portion 42, 42.

[0038]

As described above, in the electric control device of the pachinko gaming machine according to the present invention, the shielding body, the circuit board,
In the order of the cover body, these components are immobilized and set to a predetermined position and state based on the locking portions and the locking rims formed on the members, and quickly and accurately assembled and firmly. Can be combined. Therefore, since it is possible to omit the connecting screw between the respective constituent members, in the manufacture of the device itself, the screw tightening work which has been particularly complicated is omitted, and the entire work is greatly simplified, Productivity can be improved.

In addition, in the electric control device of the present invention, a special device (including a driver or the like) for assembling each component member.
Can be made unnecessary, so that it can be easily assembled manually by hand, for example, during transportation or carrying to the device itself, or in a game hall. Further, since the shield protective body, the circuit board, and the respective ground contact surfaces of the frame body of the cover body are always pressed and held, the shield protector housed in the case body and the cover body covering the circuit board are covered. With the frame body, the circuit board can be shielded from the static electricity while effectively absorbing the static electricity that tends to enter the circuit board from the outside and finally escaping to the ground side. Further, it is possible to see through the internal circuit board from the outside through the see-through plate attached to the cover body. In addition,
A cover body having electric conductivity and a see-through plate made of synthetic resin,
The projection of the see-through plate inserted into the locking hole of the cover is plastically deformed.
And press-fit and engage each other for a long time
Can be firmly assembled and maintained over
Play.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an outline of a pachinko gaming machine according to an embodiment of the present invention and an embodiment of an electric control device in an open state.

FIG. 2 is a perspective view showing a separated state between a front frame side and a game board side, which are main components of a pachinko gaming machine, and an embodiment of an electric control device.

FIG. 3 is a front view showing an installation state of the electric control device with respect to the mechanism panel side from the back side.

FIG. 4 is an exploded perspective view showing an opening / closing connection fulcrum of a collective cover set on the back side of the game board.

FIG. 5 is an exploded perspective view showing an opening and closing locking portion of the collective cover.

FIG. 6 is an exploded perspective view showing the electric control device of the present embodiment for each main component.

FIG. 7 is a front view showing individual components of the electric control device.

FIG. 8 is an exploded perspective view showing an opening / closing connection fulcrum portion of the electric control device and an engagement portion of a case body and a cover body.

FIG. 9 is an exploded perspective view showing an open / close locking portion of the electric control device.

FIG. 10 is an exploded perspective view showing a joint between the frame body of the cover body and the see-through plate.

FIG. 11 is a plan sectional view showing an example of the connection between the frame body and the see-through plate.

FIG. 12 is a side sectional view showing an assembling state of each component of the electric control device for each part.

FIG. 13 is a side sectional view showing an assembling state of each constituent member of the electric control device for each part.

FIG. 14 is a side sectional view showing an assembling state of each constituent member of the electric control device for each part.

FIG. 15 is a plan sectional view showing an assembled state of each component of the electric control device for each part.

FIG. 16 is a plan sectional view showing an assembled state of each component of the electric control device for each part.

FIG. 17 is a cross-sectional plan view showing an assembling state of each component of the electric control device for each part.

FIG. 18 is an explanatory diagram schematically showing an example of a ground circuit for removing static electricity.

FIG. 19 is an exploded perspective view showing another example of a cover body that can be implemented in the electric control device.

FIG. 20 is an exploded perspective view showing another example of a cover body that can be implemented in the electric control device.

[Explanation of symbols]

 2 Front frame 4 Mechanism board 6 Game board 13 Support seat 14 Locking hook 16 Engagement hook 18 Locking piece 19 Receiving piece20 connecting strips 22 Supporting pieces 34 Ground contact surface 36 Engagement rim40 Ground contact surface 41 Frame body 42 Ground contact surface 43 Engagement rim 44 Engagement port46 windows 50 see-through board A case body B shielding protection body C circuit board D cover body

Claims (1)

(57) [Claims] 1. A game board (6) on which various electric parts are arranged is set inside the front of a front frame (2), and various ball processing units and devices are provided on the back side of the front frame (2). the mechanism panel (4) is in the set is the pachinko game machine, tree in a square shape box lid shape
Supporting seat to each section of the inner side are fat molding (13) and the locking portion (14,16,18,19) of the integrated type formed to when the outside <br/> side co mechanism Edition (4) against the side Removable parts (20, 2
And 2) an integrated type form was the case body (A), is a metal <br/> molded in a square-shaped countersunk peripheral edge appropriately site to ground surface-contacting portion (34) and engaging支縁(36) formed before the A shielding / protecting body (B) for absorbing static electricity which is housed in a laying manner in the case body (A), and required circuits and components relating to a power supply circuit section and electrical components are formed and arranged, and each corner is formed. To ground contact surface (4
0) is formed by shielding蔽protective body (rectangular circuit board that is housed protected by flying separated state in B) (C), the gold in a square shape box lid shape
Window opened in the frame body (41) with the periphery respective parts forming the ground contact surface portion (42) engaging支縁(43) and a locking portion (44) of the genus molded frame body (41) (46) wearing the magnetic <br/> Miban (50) becomes because to case body (a) to the assembled matched the cover (D) and to said shield guards against the case body (a) (B) is a locking portion (19) of each other.
And the engagement rim (36), and the support seat (1).
3) and the ground contact surface (34) are positioned and abutted to be set and held, and the circuit board (C) accommodated in the shielding / protecting body (B) has upper and lower edges of each of the case body (A). The frame body (41) of the cover body (D) is locked to the locking portions (14, 18) and is immobilized and held with respect to the case body (A).
But while being held assembled to each other of the engaging portion (19) and engaging支縁(43) and a locking portion (16,44) each other engage, shielding蔽guards (B) and circuit board (C) and the grounding surfaces (34, 40, 42) of the frame body (41) of the cover body (D), and the engagement rim (36) of the shielding protection body (B) and the frame body (41). ) Engagement rim (43)
DOO respectively always whole while pressure contact is found assembled in one of the box-shaped unit, in the cover member (D), a frame body
The window (46) of (41), wherein the transparent resin is molded.
A see-through plate (50) has a ridge (51) formed therearound.
To the opening (48 ) around the window (46).
Internal circuit board mounted with crimped engagement depending on the shape
An electric control device in a pachinko game machine, wherein (C) is made visible from the outside .