JPH027591Y2 - - Google Patents

Description

[Detailed Description of the Invention] The present invention relates to a support frame structure for a pachinko machine, and more specifically, to a support frame structure for a pachinko machine that is attached to the back side of the frame so that a game board can be attached thereto.

Conventionally, so-called detachable pachinko machines consisted of a support frame for mounting the game board, mainly made of wood or steel plate, to which fasteners or bolts were fixed to secure the game board. Alternatively, the manufacturing process of conventional support frames made of steel plates is troublesome, and when attaching them to the back side of the front frame, each part constituting the support frame must be attached separately. In order to simplify the manufacturing process, attempts were also made to construct the support frame from synthetic resin, but this had problems in terms of strength.

Therefore, an object of the present invention is to provide a support frame made of synthetic resin that is easy to manufacture and has excellent strength.

An embodiment of the support frame structure for a pachinko machine according to the present invention will be described in detail below with reference to the drawings.

1 to 3 schematically show an embodiment of a support frame structure for a pachinko machine according to the present invention,
The support frame 71 includes a frame member 2 integrally formed from synthetic resin and a support plate main body. A cover member 67, which will be described later, is attached to the support plate main body to form the support plate 1. The first part of the support plate part 1
A prize ball outlet 3 is formed to protrude upward at the upper right side in the figure, and the lower end of the game board 4 is supported by the upper end of the support plate part 1 including the prize ball outlet 3. There is.

As shown in FIG. 2, a ball launch rail attachment portion 6 is formed on the right side of the front surface of the support plate portion 1, and a ball launch rail 7 is attached to this rail attachment portion 6. The ball launch rail 7 includes a through hole 8 formed at a ball launch position and a curved portion 9 forming a round ball flow path formed in the ball flight direction.
Further, a locking member 10 is attached to the support plate portion 1 opposite to the position where the curved portion 9 is attached, and forms a fulle ball flow path, and to which one end of a guide rail (not shown) is locked. Furthermore, the prize ball outlet 3
An introduction member 12 is provided at the front lower part of the screen to communicate the prize ball outlet 3 with the lower prize ball receiver. It has also been done.

The opening 13 of the introducing member 12 is for guiding the extracted prize balls flowing out from the upper prize ball tray through the ball outlet into the lower prize ball tray. The opening 14 is for guiding the Farr balls and prize balls to a confluence chute (not shown) that communicates with the lower prize ball receiver. Furthermore, the center position on the front side of the frame member 2 and the support plate portion 1
Positioning pins 17 and 18 are provided at the lower center of the front side of the front frame 16, respectively, for positionally regulating and attaching the frame member 2 and the support plate part 1 to the front frame 16. It is designed to fit into positioning holes (not shown) formed at upper and lower positions on the back side of the frame 16. In addition, a through hole 19 for inserting a shutter shaft for driving a shutter that stops the supply of balls from an automatic ball supply mechanism (not shown) is bored above the ball launch rail mounting portion 6 of the support plate portion 1. There is.

The frame member 2 is shown in FIGS. 2, 10 and 11.
As shown in the figure, the space A is formed in a rectangular shape along the periphery of the opening formed in the front frame 16 and has a substantially U-shaped cross section. Further, a stepped portion 2a is formed in the depth direction on the back side of the frame member 2, and this stepped portion 2a is formed in the depth direction.
A first space B that stores the game board 4 by a, and a game board 4 that is the front side of the first space B.
A second space C is formed to accommodate a winning area consisting of outer rails, obstacle nails, winning devices, etc. arranged on the surface of the space.

The support plate portion 1 includes a horizontal portion 1c facing the lower edge of the game board 4, and a vertical portion 1b extending downward from the horizontal portion 1c. In this case, the launch rail mounting portion 6 is provided on the vertical portion 1b. Further, a cover member 67 is attached so as to form a third space D with the vertical portion 1b. The cover member 67 is made of synthetic resin or a metal plate, and in this embodiment, a case is shown in which it is provided behind the vertical portion 1b. It is also possible to provide a member 67. In this case, the launch rail mounting portion 6 is provided on the cover member 67.

A plurality of reinforcing ribs 2g are provided at appropriate intervals in the space A of the frame member 2, which has a substantially U-shaped cross section, but if the space A is sufficiently narrow, the number of reinforcing ribs 2g may be It is also possible to reduce the number of reinforcing ribs 2g or omit the reinforcing ribs 2g. A notch 2f is formed in the lower frame side 2e of the frame member 2 below the firing rail mounting portion 6, and a ball firing rod is inserted into this notch 2f.

Mounting fittings 21 and 22 of the mechanism plate 20 are attached to one side of the back surface of the support plate portion 1 and the frame member 2, respectively, and by connecting the movable fittings 23 and 24 attached to the mechanism plate 20, respectively, the mechanism plate 20 to 4th
As shown in the figure, it can be attached to the back side of the game board 4 and the support plate section 1 in a detachable and openable/closable manner. Further, on the back side of the frame member 2, a plurality of fasteners 26 shown in FIG. The pressing member 28 is provided with a
8 is a locking part 29 that locks the back side of the game board 4;
It has a rotating arm 30 formed in an L-shape in a direction perpendicular to the locking portion 29, and a spring 31 and a washer 32 for pressing the rotating arm 30 in the direction of the game board 4. By rotating, the locking portion 29 of the stopper 26 can be brought into pressure contact with the back side of the game board 4.

As shown in FIGS. 6 and 7A, the upper part of the back surface of the support plate part 1 has a second
A pressing member 34 is provided, and this pressing member 34 has a fixing portion 37 having a screw hole 36 that rotatably fits into a boss 35 provided on the support plate portion 1;
A locking portion 38 extending upward from the upper edge of the fixing portion 37
and a contact piece 41 that comes into contact with a protrusion 39 on which the support plate part 1 is formed on the side opposite to the side on which the locking part 38 of the fixing part 37 is formed, and the protrusion 39
A locking piece 42 is formed to engage with the right side of the
By inserting the screw 43 into the screw hole 36 of the fixing part 37 and screwing it into the boss 35, the pressing member 3
4 can be attached. Therefore, when tightening by rotating the screw 43, the locking piece 42 of the pressing member 34 engages with the right side of the protrusion 39, thereby regulating the position, and since the contact piece 41 is in contact with the protrusion 39, the game board Since the weight of the game board 4 is not applied only to the pressing member 34 but can be held by the support plate part 1, the game board 4 can be stably held. Note that a screw hole 45 is formed at the tip of the locking portion 38, and this pressing member 3
Even if the thickness of the game board 4 to be attached in step 4 changes, the thickness of the game board 4 can be changed by screwing the screw 46 into the screw hole 45 at the tip of the locking part 38, as shown in FIG. 7B. It is designed so that it can also be accommodated.

8 and 9, a plurality of fixing members 5 are attached to the support plate portion 1 and the frame member 2 in order to tightly fix the mechanism plate 20 to the back surface of the game board 4 in a predetermined relationship.
1 is shown, and this fixing member 51 has a metal protrusion 53 having an engagement groove 52 at its tip, and a cylindrical holding part 5 made of synthetic resin that holds the protrusion 53.
4, and the holding portion 54 has a pair of fixing pieces 55.
are formed respectively, and are attached to the support plate part 1 and the frame member 2 via the fixing pieces 55, and the protruding part 53 of the fixing member 51 is inserted into the mechanism plate 20 facing the fixing member 51. Through hole 57
A locking piece 59 having an engaging groove 58 rotatably supported on the back surface of the mechanism plate 20 engages with the engaging groove 52 of the protrusion 53 inserted into the through hole 57. It is made to be. Locating pins 61 and 62 are provided on the back side of the plate-shaped portion 1a protruding from the upper end of the support plate portion 1 and at the center position on the back side of the frame member 2, respectively, for positionally regulating and attaching the game board 4. Further, a through hole 64 is formed on one side of the frame member 2, which is attached to the front frame 16 so as to be openable and closable, and from which a lever 63 for opening and closing the glass frame can protrude. A reinforcing metal fitting 64a is attached to the outer side of the back side of the through hole 64.

On the back side of the vertical part 1b of the support plate part 1, there is a launch rail attachment part 6 and an introduction member 1 attached to the front side.
A variety of bosses 66 for attaching a second or the like are formed protrudingly, and a cover member 67 is attached with screws 69 so as to cover the back side of the bosses 66 . Further, the fixing member 51 is attached to this cover member 67. Between this cover member 67 and the support plate part 1, there is a reinforcement made of a metal plate that extends along the longitudinal direction of the support plate part 1 and whose plate width extends in a direction substantially perpendicular to the surface of the support plate part 1. A member 68 is attached, and both ends 68a of this reinforcing member 68 are bent and pressed against the inner wall of the back surface of the support plate portion 1. Although the reinforcing member 68 is shown as extending linearly in the longitudinal direction of the support plate portion 1, it may also extend in the longitudinal direction by bending or bellows-like instead of extending linearly. Also, vertical pieces may be attached so that both ends 68a of the reinforcing member 68 have a T-shape, and in this way, the reinforcing member 68
be bent, curved, or both ends 68a be
By forming the reinforcing member 68 in a letter shape, the reinforcing member 68 can be stably housed between the support plate portion 1 and the cover member 67, and the strength of the support plate portion 1 can be further improved. It is also possible to attach a plurality of reinforcing members 68 to the upper and lower positions of the support plate portion 1. Furthermore, reference numeral 65 is a through hole for inserting a shutter shaft formed at a position opposite to the through hole 19 for inserting the shutter shaft of the automatic ball supply mechanism formed in the support plate portion 1.

The above is the configuration of one embodiment of the present invention. According to this configuration, the frame member constituting the outer periphery of the support frame is configured to have a substantially U-shaped cross section to form a space, and the frame The strength of the parts is maintained, and a third space is formed in the lower part facing the game board to improve the strength of the support plate and the frame as a whole. It is possible to prevent deterioration of the mechanical strength of the pachinko machine, and it is possible to accurately maintain the interrelationship of each part of the pachinko machine for many years.The ball is guided smoothly to the guide rail, and the prize ball is smoothly placed in the prize ball receiving tray. It is possible to obtain a pachinko machine that can be dispensed quickly and quickly pull out balls, and it is also possible to attach the game board and to open and close the mechanism plate very easily and quickly, significantly improving work efficiency. It is something.

[Brief explanation of the drawing]

Fig. 1 is a rear perspective view of a support frame showing an example of the support frame structure of a pachinko machine according to the present invention, Fig. 2 is a front perspective view of Fig. 1, and Fig. 3 is a partially exploded perspective view of Fig. 1. Figure 4 is a rear perspective view showing the mechanism plate installed, Figure 5 is a perspective view of the stopper, Figure 6 is a front view of the pressing member, and Figures 7 A and B are different uses of the pressing member. 8 is a perspective view of the fixing member and the locking piece, FIG. 9 is a sectional view showing the usage state of FIG. 8, and FIGS. 10 and 11 are longitudinal sectional views of the support frame. and a cross-sectional view. In the figure, 1...Support plate part, 2...Frame member, 3...Prize ball outlet, 4...Game board, 6...Battered ball launch rail attachment part, 12...Introduction member, 67...Cover member, 68...
Reinforcement member, 71...support frame.

Claims (1)

[Claims for Utility Model Registration] (1) In the support frame structure of a pachinko machine that is attached to the back side of the front frame and a game board is attached thereto, the support frame is a frame member integrally formed from synthetic resin. and a support plate main body, the frame member is formed in a rectangular shape along the periphery of the opening formed in the front frame, and has a space portion having a substantially U-shaped cross section; A stepped portion is formed in the depth direction of the member, and the stepped portion forms a first space for storing the game board, and a space between the outer rail, obstacle nail, winning device, etc. arranged on the surface of the game board. The support plate main body has a horizontal part facing the lower edge of the game board, and a vertical part extending downward from the horizontal part. a support plate part is formed by a cover member that is attached to form a third space with the vertical part, and a launch rail attachment that attaches a launch rail located in the second space to the support plate part; A support frame structure for a pachinko machine, characterized in that a cutout is formed in a lower frame side of the frame member at a lower portion of the launch rail mounting portion. (2) The support frame structure for a pachinko machine according to claim 1, wherein a reinforcing rib is integrally formed in a space having a substantially U-shaped cross section in the frame member. (3) The pachinko machine according to claim 1 or 2, wherein a boss for attaching a launch rail and a boss for attaching a cover member are provided protrudingly in the third space. Support frame structure.