JPH09221222A - Conveying direction switching device for object to be conveyed for manufacturing game machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To save an installation space by smoothly switching the conveying direction of an object to be conveyed. SOLUTION: A conveyance switching part 3 is stopped at a lifting limit position to conveyance-operate a conveyor 3c of the conveyance switching part 3 at the same speed and in the same direction as the conveying speed and the conveying direction of a conveyance source or the second conveying part 2 to deliver an object 4 to be conveyed from the second conveying part 2 to the conveyance switching part 3, and then the conveyance switching part 3 is lowered to deliver the object 4 from the conveyance switching part 3 to the first conveying part 1. Reversely, when the conveyance switching part 3 is stopped at a lowering limit position and the object 4 reaches the conveyance switching part 3, the conveyance switching part 3 is raised, and after the object 4 is delivered from the first conveying part to the conveyance switching part 3, the conveyor 3c of the conveyance switching part 3 is conveyance-operated at the same speed and in the same direction as the conveying speed and conveying direction of the conveyance source or the second conveying part 2 to deliver the object 4 from the conveyance switching part 3 to the second conveying part 2.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a gaming board block in which a large number of gaming boards for the gaming machine are stacked on a pallet when manufacturing a gaming machine such as a pachinko machine.
The present invention relates to a device for automatically switching the direction in which an object to be transferred, such as a single game board, a game board in which cell sheets with design drawings drawn on the surface of a single game board are integrally combined.

[0002]

2. Description of the Related Art A game board of a pachinko machine is formed by integrally bonding a cell sheet having a design drawing on the back surface to one surface of a game board such as veneer.

By the way, in order to manufacture a gaming machine such as a pachinko machine, a group of four game boards such as veneer cut by a woodworking maker into substantially rectangular predetermined dimensions are arranged in a grid pattern in a plane. 70 to 80 layers are stacked on a pallet, and a dummy veneer for protecting a game board as a product is formed on the uppermost layer to form a layered body, and this layered body together with the pallet does not collapse with a band. The game board blocks are bundled together to form a game board block, and a large number of game board blocks are loaded on the truck bed and transported to the pachinko machine maker's warehouse, and the forklift truck loads each gaming board block from the truck bed to the warehouse. I am unloading.

In a pachinko machine maker, an operator cuts a band of a game board block unloaded in front of a supply stage of a cell pasting device arranged at the uppermost stream of a game machine manufacturing line from a warehouse by a forklift truck to perform packing. When the game board is unpacked, the dummy veneer is removed from the unpacked game board block, and the game board is mounted on the supply stage of the cell attaching device. From this supply stage, for example, 2 game boards
It is supplied to the hot press which is the first step of the cell sticking device so as to be arranged in a plane in a row.

[0005]

However, since the weight of the game board block is about 700 kg to 800 kg, in order to transport it from the warehouse to the vicinity of the uppermost stream of the game machine manufacturing line, the game board block must be transported. In order to prevent the blocks from collapsing, the floor on which the forklift truck travels must have flatness with little unevenness, and the driver must carry it carefully and carefully at a low speed. Requires skill to operate.

Therefore, the present invention is not limited to the heavy game board block, but is also a single game board, a game board in which cell sheets each having a design drawing drawn on the surface of a single game board are integrally combined. When automatically transporting various articles to be transported, it is possible to save installation space by smoothly switching the transportation direction of the articles to be transported during the transportation. It is also an attempt to provide a switching device.

[0007]

According to a first aspect of the present invention, there is provided a game machine manufacturing object carrying direction switching device, wherein the machine is a pachinko machine type game machine. Machine board block in which a large number of game boards for machines are stacked on a pallet, a single game board, or a game board in which cell sheets with a design drawing are integrally combined on the surface of a single game board are conveyed. A first transport line having a pair of chains that relatively face each other at a predetermined interval capable of stably mounting the target article, and a second transport having a conveyor that can stably load the target article on the side of the first transport line. And the upper transport surface of the pair of chains of the first transport line is set lower than the transport surface of the conveyor of the second transport line, and the second transport line of the pair of chains of the first transport line is Inside the intersection where the conveyance direction intersects with the feed line, a conveyance switching stage having a conveyor capable of stably mounting an object to be conveyed is provided, which can be moved up and down, and the conveyance direction of the conveyor of this conveyance switching stage is set to the second conveyance line. While being set in the same direction as the transport direction of, the transport switching stage positions the conveyor above the upper transport surface of the pair of chains of the first transport line and is substantially flush with the transport surface of the second transport line conveyor. It is characterized in that it has a lift base that moves up and down to an ascending limit position located inside and a descending limit position located below the upper carrying surface of the pair of chains of the first carrying line. According to the configuration of claim 1, a transfer switching stage capable of raising and lowering and transferring operations is provided at an intersection of the first transfer line having the lower chain with the second transfer line in the transfer direction, and the second transfer line having the upper conveyor is provided. When the article to be transported is transported from the transport line to the first transport line having a lower chain, the lift base of the transport switching stage is stopped at the ascending limit position, and the conveyor of the transport switching stage is the second source. By carrying out the carrying operation at the same speed and the same direction as the carrying speed and carrying direction of the carrying line and receiving the article to be carried from the second carrying line to the carrying switching stage, the lift base of the carrying switching stage is lowered, The article to be transported can be transferred from the transport switching stage to the first transport line. On the contrary, when the object to be conveyed is conveyed from the first conveying line having the lower chain to the second conveying line having the upper conveyor, the conveyance switching stage is stopped at the lower limit position and the object to be conveyed is conveyed. Upon arrival at the switching stage, the lift base of the transfer switching stage is raised to receive the article to be transferred from the first transfer line to the transfer switching stage, and then the conveyor of the transfer switching stage is set as the transfer destination. Operate at the same speed and direction as the transfer speed and direction of the transfer line,
The article to be transported can be transferred from the transport switching stage to the second transport line. In other words, the transport switching stage is associated with the transport operation of the first and second transport lines to move up and down and transport, so that the transport direction of the article to be transported is set to the first direction.
-It is possible to smoothly switch between the second transfer lines and save the installation space of the transfer direction switching portion.

[0008]

1 and 2, first and second transfer lines 1 and 2 are objects to be transferred by being installed inside a building (not shown) of a factory that manufactures gaming machines such as pachinko machines. As an example, a case where a certain game board block 4 is automatically transported between a warehouse (not shown) partitioned inside the building and the uppermost stream of a game machine manufacturing line (not shown) installed inside the building In the present embodiment, the second transfer line 2 is a transfer line that linearly extends from the warehouse, and the first transfer line 1 is a flat surface on one end side of the second transfer line 2 so that the transfer directions are orthogonal to each other. Are arranged in a line and extend linearly to the uppermost stream of the gaming machine manufacturing line.

The first transfer line 1 is provided with a pair of endless chains 1b which are arranged in a skeleton frame 1a so that the pallets 4b of the game board blocks 4 can be stably mounted at a predetermined interval.

The chain 1b is wound around the sprockets 1c and 1d rotatably left and right at the front and rear ends in the transport direction of the skeleton frame 1a so as to reverse the moving direction, and is located between the sprockets 1c and 1d. The upper transporting portion of the chain 1b moves in one direction indicated by an arrow X1 when the motor (not shown) fixed to the skeleton frame 1a is driven in the forward direction, and in the other direction indicated by an arrow X2 when the motor is rotated in the reverse direction.

The carrying surface of the upper carrying section of the chain 1b is set lower than the carrying surface of the upper carrying section of the chain 2b located between the sprockets 2c and 2d of the second carrying line 2.

Between the sprockets 1c and 1d, the skeleton frame 1a is provided with a rail 1e for slidably supporting the upper conveying portion of the chain 1b and for bearing the weight of the game board block 4.

The second transfer line 2 is provided with a pair of endless chains 2b forming a conveyor, which are arranged relative to each other at a predetermined interval so that the pallet 4b of the game board block 4 can be stably mounted on the frame frame 2a. There is.

The chain 2b is wound around sprockets 2c and 2d, which are rotatably mounted on the skeleton frame 2a at the front and rear ends in the conveying direction, so that the moving direction is reversed. An arrow Y1 is generated by forward rotation of a motor (not shown) fixed to the skeleton frame 2a.
Move in one direction as indicated by
Move in the other direction as indicated by 2.

Between the sprockets 2c and 2d, a skeleton frame 2a is provided with a rail 2e for slidably supporting the upper conveying portion of the chain 2b and for bearing the weight of the game board block 4.

The transfer switching stage 3 is a region where the transfer direction of the game board block 4, which is the object to be transferred, is switched between the second transfer line 2 and the first transfer line 1 to smoothly transfer the game board block 4. It is equipped with a hydraulic cylinder 3a installed at the intersection of one transfer line 1. The lift base 3b is attached to the hydraulic cylinder 3a.
It is connected so as to move up and down by the expansion and contraction drive of the piston rod of a. A plurality of rollers 3c forming a conveyor are rotatably attached to the lift base 3b in a spaced apart arrangement in parallel.

Each roller 3c has an axial length capable of stably mounting the pallet 4b of the game board block 4, and is drawn from the lower limit position shown in phantom in FIG. 2 by the extension drive of the hydraulic cylinder 3a. 2 is positioned higher than the transport surface of the upper transport portion of the chain 1b of the first transport line 1 when stopped to the ascending limit position indicated by the solid line, and is at the transport surface of the upper transport portion of the chain 2b of the second transport line 2. Located on substantially the same plane, the hydraulic cylinder 3a is reduced to a first position when the hydraulic cylinder 3a is stopped from the ascending limit position to the descending limit position.
It is located below the carrying surface of the upper carrying part of the chain 1b of the carrying line 1.

Further, each roller 3c is a lift base 3b.
By rotating the motor mounted outside the drawing in the normal direction, the motor is rotated at the same speed as the transport speed of the second transport line 2 so as to give the transport direction from the second transport line 2 side to the first transport line 1 side. When the motor is driven in reverse, the motor rotates at the same speed as the transport speed of the second transport line 2 so as to give a transport direction from the first transport line 1 side to the second transport line 2 side.

The game board block 4 includes, for example, four game boards 4 such as veneer cut into a substantially rectangular shape by a woodworking maker.
A set in which a is arranged adjacent to each other in a grid in a plane is stacked on the pallet 4b in about 70 to 80 steps, and a stack is provided with a dummy veneer 4c for protecting the game board 4a on the uppermost step. The laminated body is bound together with the pallet 4b by a band-shaped band 4d made of synthetic resin so as not to collapse the load, and has a weight of about 700 to 800 kg. A large number of these game board blocks 4 are loaded by a woodworking maker on a truck bed (not shown) and transported to the above-mentioned warehouse divided inside the building of a factory that manufactures game machines such as pachinko machines. After being unloaded from the loading platform of the truck by an outside forklift truck, the cranes in the warehouse in the above figure orderly load the shelves in the warehouse in order one by one. The game board blocks 4 thus stacked are mounted one by one from the shelf frame on the warehouse side end of the second transfer line 2 by the crane.

In this embodiment, the first and second transfer lines 1 and 2 and the transfer switching stage 3 are diagrams that receive output signals from a sensor (not shown) that detects the game board block 4 that is the object to be transferred. An external control device operates as follows.

That is, when one game board block 4 is transferred from the second carrier line 2 to the first carrier line 1, the chain 2b of the second carrier line 2 moves the game board block 4 to the first carrier line 1 side. Carry and play the game board block 4
Is transferred to each roller 3c of the transfer switching stage 3 stopped at the ascending limit position.

Then, the transfer switching stage 3 descends, and in the middle of its descending, the chain 1b of the first transfer line 1 receives the pallet 4b of the game board block 4 and then moves and transfers it.

On the contrary, when one game board block 4 is transferred from the first transfer line 1 to the second transfer line 2, the chain 1b of the first transfer line 1 moves the game board block 4 to the transfer switching stage 3 side. When the game board block 4 is transported and arrives at the transport switching stage 3 stopped at the lower limit position, the transport operation of the first transport line 1 is stopped.

Then, the transfer switching stage 3 rises, and during the ascent, the roller 3c of the transfer switching stage 3 moves from the chain 1b of the first transfer line 1 to the game board block 4
, And the rollers 3c of the transfer switching stage 3 and the second transfer line 2 start the transfer operation to move the game board block 4 to the second transfer line 2
Transport to

In short, according to the structure of this embodiment,
At the intersection of the first transport line 1 and the second transport line 2, the transport surface of the upper transport portion of the chain 1b of the first transport line 1 is lower than the transport surface of the upper transport portion of the chain 2b of the second transport line 2. Installed at the intersection of the first transfer line 1 having the lower chain 1b and the second transfer line 2 in the transfer direction, the transfer switching stage 3 capable of moving up and down and moving is provided, and the second transfer line having the upper chain 2b is installed. When the game board block 4, which is the object to be transferred, is transferred from the transfer line 2 to the first transfer line 1 having the lower chain 1b, the lift base 3 of the transfer switching stage 3
While stopping b to the ascending limit position, the roller 3c of the transfer switching stage 3 is moved at the same speed and in the same direction as the transfer speed and the transfer direction of the second transfer line 2 which is the transfer source, and the game board block 4 is moved. After receiving from the second transfer line 2 to the transfer switching stage 3, the lift base 3b of the transfer switching stage 3 is lowered to transfer the game board block 4 from the transfer switching stage 3 to the first transfer line 1. it can.

On the contrary, when the game board block 4 as the article to be carried is carried from the first carrying line 1 having the lower chain 1b to the second carrying line 2 having the upper chain 2b, the carrying switching stage 3 Stop at the lower limit position, and the game board block 4 transfers the transfer switching stage 3
When it arrives at, the lift base 3b of the transfer switching stage 3 is lifted to receive the game board block 4 from the first transfer line 1 to the transfer switching stage 3, and then the rollers 3c of the transfer switching stage 3 are transferred. It is possible to transfer the game board block 4 from the transfer switching stage 3 to the second transfer line 2 by performing the transfer operation at the same speed and in the same direction as the transfer speed and the transfer direction of the second transfer line 2 which is the destination.

Therefore, the transfer switching stage 3 is set to the first and second stages.
By moving up and down and carrying in association with the carrying operation of the carrying lines 1 and 2, the carrying direction of the game board block 4 is smoothly switched between the first and second carrying lines 1 and 2, and the carrying direction switching part is installed. Space saving can be achieved.

The rollers 3c constituting the conveyor of the above-described embodiment are driven by the rollers 3c and the lift base 3b.
It is possible to configure the motor type in which the rotors of the motors attached to the above are connected, or to construct the chain type in which the chains are laid across the rollers 3c and the chains are driven by the rotors of the motors attached to the lift base 3b. .

Further, the conveyor of the transfer switching stage 3 may be a pair of endless chain type other than the roller type, which are arranged relatively opposite to each other at a predetermined interval so that the game board block 4 can be stably mounted, as in the above embodiment. Applicable.

Further, the conveyor of the second transfer line 2 is constituted by the chain 2b, but the conveyor may be constituted by a roller type and the same can be applied as in the above embodiment.

Further, although the game board block 4 has been illustrated and described as the article to be conveyed, this game board block 4 is shown.
, For example, a single game board 4a, or a game board in which a cell sheet with a design drawing drawn on the back surface is integrally joined to one surface of the game board 4a, game functional parts such as game nails, accessory, or control unit are attached. The game board, the machine frame for attaching the game board to the island of the pachinko parlor, and the machine frame to which the game board is assembled can be read in the same manner as in the above embodiment. In other words, the transportation symmetrical articles described in the claims include items necessary for manufacturing a pachinko machine such as a game board, a game board block, an empty pallet, an empty pallet block, a game board, and a machine frame. Including all.

Although the lift base 3b of the transfer switching stage 3 is directly fixed to the piston rod of the hydraulic cylinder 3a in the above embodiment, the lift base 3b is prevented from wobbling in practice. Although it is not shown in the figure, since it can be moved up and down in a stable manner,
For example, two sets of X-shaped lever units, in which two levers are rotatably connected by pins, are arranged between the lift bases and the floor with a predetermined space left and right relative to each other. The lower end of one lever is rotatably connected to a frame installed on the floor with a pin, the lower end of the other lever is slidably engaged with the frame, and the upper end of the lever of each lever unit is slidably engaged with the lift base. On the other hand, the bottom part of the hydraulic cylinder is rotatably connected to the lower part of the lever pin-connected to the frame with a pin, and the piston rod end of this hydraulic cylinder is connected to the connecting point of the two levers of each lever unit. It is equipped with a parallel lifting mechanism that is rotatably connected by a pin above the pin that constitutes the center of rotation, and the lift base has two sets of levers when the hydraulic cylinder expands and contracts. It is to be parallel to the lifting operation while maintaining the horizontal state via the knit.

[Brief description of drawings]

FIG. 1 is a perspective view showing a first embodiment.

FIG. 2 is a schematic diagram corresponding to a cross section taken along the line AA of FIG.

[Explanation of symbols]

 1 1st transfer line 1b 1st transfer line chain 2 2nd transfer line 2b 2nd transfer line chain (conveyor) 3 Transfer switching stage 3b Lift base 3c Roller (conveyor) 4 Game board block (transfer target article)

Claims (1)

[Claims] 1. A game board block or a single unit of a game board block in which a large number of game boards for a game machine such as a pachinko machine are stacked in a pallet inside a building of a factory that manufactures a game machine such as a pachinko machine. A first transfer having a pair of chains that face each other at predetermined intervals so that an object to be transferred, such as a game board, in which cell sheets with design drawings drawn are integrally joined to the surface of a game board or a single game board can be stably mounted Line and this first
A second transport line having a conveyor capable of stably mounting the article to be transported is arranged on the side of the transport line, and the upper transport of the pair of chains of the first transport line from the transport surface of the conveyor of the second transport line. While setting the surface to the lower level,
Inside the intersection of the pair of chains of the first transfer line where the transfer direction of the first transfer line intersects with the second transfer line, there is provided a transfer switching stage having a conveyor capable of stably mounting an object to be transferred and capable of moving up and down. The transfer direction of the conveyor of the switching stage is set to be the same as the transfer direction of the second transfer line, while the transfer switching stage positions the conveyor above the upper transfer surface of the pair of chains of the first transfer line and A lift base that moves up and down to an ascending limit position located substantially on the same plane as the conveyor surface of the conveyor of the second conveyor line and a descending limit position below the upper conveyor surface of the pair of chains of the first conveyor line A device for switching the transfer direction of an object to be transferred for manufacturing a game machine.