JP5057729B2 - Pachinko ball lifting and polishing equipment - Google Patents

Description

  The present invention relates to a pachinko ball lifting and polishing apparatus that lifts pachinko balls stored in the lower part of the island where the pachinko machine is installed to an upper storage tank and removes dirt from the pachinko balls during the transfer. is there.

As shown in Patent Document 1 below, the pachinko ball lifting and polishing apparatus has rotating rollers disposed on the upper and lower portions of the apparatus frame, and an endless lifting belt is stretched between the rotating rollers, A pressure cover provided with a polishing cloth and an elastic pad for pressing the polishing cloth is mounted so that the polishing cloth faces the ascending side surface of the lifting belt, and the lifting belt is driven by a motor. The pachinko ball is lifted while rotating by being pressed against the lifting belt through the polishing cloth, and the pachinko ball is polished by friction with the polishing cloth to remove dirt.
Japanese Patent No. 3601968

  By the way, the above polishing cloth needs to be replaced because the dirt of the pachinko balls is attached, but the lifting and polishing device is several meters high, so it cannot reach the upper part, step on the stepladder and detach the pressure cover. I had to do it. In addition, since the pressure cover of the conventional lifting and polishing apparatus is an integral part that is long in the vertical direction, it may be impossible to work without removing a part of the ball receiving counter plate on the pachinko machine installation island. For this reason, there exists a problem that workability | operativity is very bad.

In addition, the height of the lifting and polishing device may vary depending on the specifications of the pachinko machine installation island, but the pressure cover of the conventional lifting and polishing device was a single piece that was long up and down, so that There is a problem that it is necessary to cut and install each time, and therefore there is a problem that the yield is poor, and there is a problem that wasteful inventory increases and production efficiency is not good.
Therefore, the present invention is intended to solve such problems.

For this purpose, the invention of the pachinko ball lifting and polishing apparatus according to claim 1 is provided with rotating rollers on the upper and lower portions of the apparatus frame, and an endless lifting belt is stretched between the rotating rollers, A pressure cover provided with a polishing cloth and an elastic pad for pressing the polishing cloth is attached to the apparatus frame so that the polishing cloth faces the rising side surface of the lifting belt, and the pachinko ball is driven by driving the lifting belt. A pachinko ball lifting and polishing device that lifts and palates the pachinko ball by rotating it against the lifting belt through the polishing cloth, and divides the pressure cover into upper and lower parts on both sides of the upper end of the upper pressure cover. A pair of upper engaging pins projecting on both sides projecting on both sides, a pair of lower engaging pins projecting on both sides projecting on both sides of the lower end of the upper pressing cover, and projecting on both sides of the upper end of the device frame An upper bracket is projected forward, and the upper engagement pin is attached to the upper bracket. Are formed so as to open downward, and a lower bracket is projected forward on both side edges of the device frame with a slight gap below the upper bracket, and the lower bracket The lower engagement pin is formed so that an opening that can be matched with the lower engagement pin is opened forward, and a hook that can open and close the opening is provided in the lower receiving bracket, and the upper engagement with the upper receiving bracket After the pin 23 is pushed up from below, the upper engagement pin is brought into engagement with the opening of the upper receiving metal fitting, and then the upper pressing cover is pressed against the front surface of the apparatus frame, thereby lowering the lower engagement pin. It is matched from the front opening of the lower pivot bracket and is characterized in that so as to be upper pressing cover GaSo wear by engaging the hook in this state to the lower engaging pin.

According to the first aspect of the present invention, the upper pressing cover can be easily attached / detached without reaching the upper part of the lift polishing apparatus, and the polishing cloth replacement work is facilitated.

  Next, embodiments of the present invention will be described with reference to the drawings. 1 is a perspective view of the lift polishing apparatus according to the present invention as viewed from the upper left, FIG. 2 is a perspective view of the lift polishing apparatus as viewed from the upper right, and FIG. 3 is a longitudinal sectional view of the lift polishing apparatus. FIG. 5 is a perspective view of the island where the pachinko machine is installed, in which the lifting and polishing apparatus is accommodated. In the figure, reference numeral 1 denotes a device frame having a substantially U-shaped cross section, which is vertically established on a base 2, and rotating rollers 3 and 4 are disposed at the lower and upper portions of the device frame, respectively, and endlessly between the rotating rollers. The lifting belt 5 is stretched. Reference numeral 6 denotes a motor that rotates the rotating roller 3 in the direction of the arrow and drives the lifting belt 5 in the direction of the arrow. The base 2 is provided with a sphere inlet 7, and the pachinko balls collected at the lower part of the pachinko machine installation island (shown in FIG. 5) gather and flow into the sphere inlet. Further, a ball outlet 8 is provided at the upper edge of the apparatus frame 1, and pachinko balls that have flowed out of the ball outlet are stored in a storage tank (not shown) on the upper part of the pachinko machine installation island. Reference numeral 9 denotes a backup roller provided in the apparatus frame 1 to support the transport belt 5 from the inside.

The pressing cover mounted on the front surface of the device frame 1 is divided into three parts, that is, an upper pressing cover 10a, a central pressing cover 10b, and a lower pressing cover 10c. As shown in FIG. 5, the lower pressing cover 10c and the central pressing cover 10b are divided slightly above the height of the ball receiving counter plate 40 protruding from the front surface of the pachinko machine installation island. ing. Further, the center pressing cover 10b and the upper pressing cover 10a are divided at a height position of a substantially hammer (also referred to as a curtain) 45 of the pachinko machine installation island.
Then, elastic pads 11a to 11c are fixed to the inner surfaces of the respective pressing covers 10a to 10c. The elastic pads 11a to 11c are made of a polyester-based flexible urethane foam, and are formed by forming a plurality of longitudinal guide grooves 12 having a cross-sectional arc shape whose depth is smaller than the radius of the pachinko sphere on the opposing surface.

  Reference numerals 13a and 13b are abrasive cloths made of a strong woven cloth such as microfiber having a thickness of about 1 mm, and the abrasive cloths are flexible with a thickness such as a rope on both side edges as shown in FIG. The bulging portion 15 is formed by holding the member 14. Further, hooking arms 16a and 16b in the form of horizontal cantilever arms project from the front surfaces near the lower edges of the upper pressing cover 10a and the central pressing cover 10b. Then, sleeve-like hook portions 17a and 17b are formed at one end in the longitudinal direction of the polishing cloths 13a and 13b, the hook parts are inserted into the hook arms 16a and 16b, and the polishing cloths 13a and 13b are attached to the respective press covers. 10a and 10b are routed inwardly from the lower edge, and the other ends 18a and 18b of the polishing cloth are turned from the upper edge to the front surface of the pressure cover, so that the surfaces of the elastic pads 11a and 11b are inside the pressure covers. The polishing cloths 13a and 13b are stretched. In this embodiment, the lower pressing cover 10c is not provided with a polishing cloth, but may be provided similarly to the upper pressing cover 10a and the central pressing cover 10b. P indicates a pachinko ball that is being transported.

Further, as shown in FIG. 6 and enlargedly shown in FIGS. 7 and 8 on both side edges of the upper end portion of the apparatus frame 1, a bowl-shaped upper metal fitting 20 that opens downward is projected, Lower receiving brackets 21 that open toward the front are provided on both side edges of the apparatus frame 1 with a slight gap below the receiving bracket 20, and the opening is opened and closed on the receiving bracket 21. A hook 22 is rotatably provided. Further, projecting a pair of upper engaging pin 23 on the upper end side edges of the upper pressing cover 10a, a washer 24 is fitted to the base of the engaging pin 2 3, the lower end side edges of the upper pressing cover 10a Is formed by projecting a pair of lower engaging pins 25 and fitting washers 26 on the bases of the engaging pins 25. For this reason, when the upper pressing cover 10a is attached to the apparatus frame 1, as shown in FIG. 7, the upper engagement pin 23 is pushed up from below and engaged with the upper receiving metal fitting 20 that opens downward. after the state, pressing the upper press cover 10a on the front surface of the apparatus frame 1, it is matched to the lower engagement pin 25 on the lower pivot bracket 21, to the bottom engaging pin 25 a hook 22 as shown in FIG. 8 By engaging, the engagement pin 25 is prevented from coming out of the metal fitting 21.

  Further, as shown in FIG. 9 and enlarged in FIG. 10, a pair of hinges 28 are provided on one side edge of the central portion of the device frame 1, and the central portion pressing cover 10 b is connected to the center of the device frame 1 by the hinges 28. A pair of hook-shaped members 29 are pivotally attached to the support shaft 30 at the other side edge of the central portion of the apparatus frame 1, and the hook-shaped members 29 are attached to both ends of the connecting rod 31. It is connected via the projecting connecting pins 31a and 31b, and by operating a knob 32 provided on the connecting rod 31, the rod-shaped member 29 is rotated as indicated by an imaginary line, A pair of engaging pins 33 are provided on the other side edge of the partial pressing cover 10b. For this reason, the central portion pressing cover 10b is held in the closed state by being pressed against the front surface of the apparatus frame 1 and engaging the hook-shaped member 29 with the engaging pin 33 as shown in FIG. The lower pressing cover 10c is provided on the lower front surface of the apparatus frame 1 by a pair of hinges 35 in the same manner as the central pressing cover 10b, and the other side edge of the lower pressing cover 10c is the lower part of the apparatus frame 1 and the like. It can be opened and closed by engaging and disengaging with a pair of clamp fittings 36 provided on the side edges.

  Thus, by attaching the pressure covers 10a to 10c to the front surface of the apparatus frame 1, the pachinko ball P is moved through the polishing cloths 13a and 13b by the elasticity of the elastic pads 11a and 11b (the elastic pad 11c is located at the position of the pressure cover 10c). Directly) The pachinko ball P is rotated and lifted by being pressed against the lifting belt 5 and being driven upward in that state.

  As shown in FIG. 5, the lifting and polishing apparatus configured as described above is provided in the island where the pachinko machine is installed, and the doors 42a and 42b are provided above the ball receiving counter plate 40 by hinges 41a and 41b so that the doors 42a and 42b can be opened and closed. It is done. In addition, a part 40 a of the ball receiving counter plate 40 is configured to be removable, and a door 42 c is provided below the ball receiving counter plate 40 so as to be openable and closable. In addition, 43a-43c is the key provided in the doors 42a-42c, respectively. Therefore, when the polishing cloth 13a of the upper pressing cover 10a is replaced, the upper pressing cover 10a can be opened even if the hand does not reach the upper portion of the apparatus frame 1 by opening the central door 42b and engaging / disengaging the hook 22. Can be easily attached and detached. Further, since the central pressing cover 10b can be opened and closed by engaging and disengaging the hook-shaped member 29, the polishing cloth 13b can be easily replaced. Moreover, maintenance work such as opening and closing the lower pressing cover 10c and replacing the elastic pad 11c by opening and closing the door 42c can be performed.

  The polishing cloths 13a and 13b are formed by inserting sleeve-like hook portions 17a and 17b into the hook arms 16a and 16b, drawing them inward from the lower edge of the pressure cover, and turning the other end from the upper edge to the front surface of the pressure cover. As a result, it can be easily tensioned and exchanged and the workability is improved, and a reliable tensile strength can be obtained without coming off even if a large tensile force is applied during use due to friction with the pachinko ball.

  As described above, the lifting and polishing apparatus of the present invention can be easily detached from and attached to the upper pressing cover 10a from below without being stepped on a stepladder, so that the work can be performed safely and the work efficiency is remarkably improved. Further, the central pressing cover 10b and the lower pressing cover 10c can always be mounted with the same length regardless of the height of the device frame 1, and the productivity is improved because they are unitized. Although it is necessary to change the length of the upper pressing cover 10a according to the height of the device frame 1, it can be shortened as compared with the conventional one that is long up and down, so that the yield is improved and the appropriate inventory number is reduced. Can do.

  In this embodiment, the example in which the pressing cover is divided into three parts is shown. However, it is possible to divide the pressing cover into two parts and adopt a structure that facilitates the attachment and detachment of the upper pressing cover as shown in this embodiment. Further, the pressing cover may be divided into three or more parts.

Further, in this embodiment, the pivot bracket 20 to the apparatus frame 1 provided, but an engaging pin 23 provided on the upper pressing cover 10a, may be provided in reversing, upper end which case, the upper portion pressing cover 10a A hook-shaped receiving metal fitting that opens upward on both side edges of the upper part of the device is projected, and the upper pressing cover is attached to the device after engaging the receiving metal fitting with the engaging pins protruding on both side edges of the upper end of the device frame. By pressing against the front surface of the frame, the upper pressing cover is detachably mounted.

The perspective view which looked at the lifting polishing apparatus which concerns on this invention from the upper left. The perspective view which looked at the raising polishing apparatus which concerns on this invention from the upper right. The longitudinal cross-sectional view of the lifting polishing apparatus which concerns on this invention. 1 is a horizontal sectional view of a lifting and polishing apparatus according to the present invention. The perspective view of the pachinko machine installation island which provided the lift polishing apparatus concerning the present invention. The perspective view at the time of attaching and detaching the upper press cover of the lifting polishing apparatus according to the present invention. The side view at the time of attaching and detaching the upper press cover of the lifting polishing apparatus according to the present invention. The side view which shows the mounting state of the upper press cover of the raising polishing apparatus which concerns on this invention. The perspective view which shows the open / close state of the center part press cover of the lifting polishing apparatus which concerns on this invention. The side view at the time of opening and closing the center part press cover of the raising polishing apparatus which concerns on this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Apparatus frame 3, 4 Rotating roller 5 Lifting belt 6 Motor 7 Ball inlet 8 Ball outlet 10a Upper press cover 10b Center press cover 10c Lower press cover 11a-11c Elastic pad 12 Longitudinal guide groove 13a, 13b Polishing cloth 15 Expansion part 16a, 16b Hook arm 17a, 17b Hook part 18a, 18b The other end of polishing cloth
20 Top bracket
21 Under metal fittings
23 Upper engaging pin
25 Lower engaging pin 40 Ball receiving counter plate 45 Ramma P Pachinko ball

Claims (1)

Rotating rollers are arranged on the upper and lower sides of the device frame, an endless lifting belt is stretched between the rotating rollers, and a pressing cover provided with an abrasive cloth and an elastic pad for pressing the abrasive cloth is provided on the inner surface. The pachinko ball is mounted on the apparatus frame so that the polishing cloth faces the rising side surface of the lifting belt, and the pachinko ball is pressed against the lifting belt through the polishing cloth by driving the lifting belt. A pachinko ball lifting and polishing apparatus that lifts and rotates the press cover, and divides the press cover into upper and lower parts, and projects a pair of upper engaging pins protruding on both sides at the upper end side edges of the upper press cover , A pair of lower engaging pins projecting on both sides of the lower end portion of the upper pressing cover are provided so as to protrude from both sides of the upper end of the device frame. The upper receiving metal fitting is formed so that an opening that can be matched with the upper engaging pin is opened downward. A lower bracket is projected forward on both side edges of the device frame at a slight distance downward, and an opening that can be fitted with the lower engagement pin is opened forward on the lower bracket. And forming a hook that can open and close the opening in the lower metal fitting, and by pushing up the upper engagement pin 23 from below with respect to the upper metal fitting, the upper engagement pin is opened in the upper metal fitting. The upper engaging cover is pressed against the front surface of the apparatus frame to match the lower engaging pin with the opening of the lower metal fitting from the front, and in that state the hook is moved to the engaged state. pachinko ball pumped polishing apparatus is characterized in that so as to be upper pressing cover GaSo wear by engaging the lower engaging pin.

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