JP2845360B2 - Game board block transfer device for game machine production - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of manufacturing a game machine such as a pachinko machine, which comprises, from a warehouse, playing a game board block in which a large number of game boards for the game machine are stacked on a pallet. The present invention relates to a device for automatically transferring a material to a supply stage arranged at the uppermost stream of a machine manufacturing line.

[0002]

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

In order to manufacture a gaming machine such as a pachinko machine, a woodworking maker requires a set of, for example, four game boards such as veneers cut in a substantially rectangular shape and arranged in a grid pattern. Are stacked on a pallet at about 70 to 80 levels, and a top layer is covered with a dummy veneer for protecting a game board as a material, and the stack is not collapsed with a band together with the pallet. To form a game board block, load a number of game board blocks on the truck bed, transport them to the pachinko machine manufacturer's warehouse, and use a forklift truck to move each game board block from the truck bed to the warehouse. Unloading.

In a pachinko machine maker, after a game board block is transported from a warehouse by a forklift truck to a position just before a supply stage of a cell bonding apparatus arranged at the uppermost stream of a game machine manufacturing line, an operator unloads the game board. The band is cut and the package is unpacked, and the dummy veneer is removed from the unpacked game board block, and the game board is mounted on the supply stage of the cell bonding apparatus. From this supply stage, the game substrates are supplied to a hot press, which is the first step of the cell bonding apparatus, so that the game substrates are arranged in two rows in a plane.

[0005]

However, since the game board block weighs about 700 kg to 800 kg, it is necessary to transport the game board block from the warehouse to the vicinity of the uppermost stream of the game machine production line by using a game board. The floor on which the forklift truck runs must have a flat surface with less unevenness so that the blocks do not tilt and cause load collapse.
As a driver, it is necessary to transport the vehicle at a low speed with great care and caution, and skill in operating a forklift truck is required.

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a gaming machine block transport apparatus for gaming machine manufacturing, which can automatically transport a gaming board block from a warehouse to a supply stage arranged at the uppermost stream of the gaming machine manufacturing line. Also.

[0007]

SUMMARY OF THE INVENTION A game board block transporting apparatus for manufacturing a game machine according to the present invention comprises a game machine manufacturing factory.
Built from the material supply exit of the warehouse installed inside the store
At the most upstream end of the gaming machine production line
Many pieces for gaming machines such as pachinko machines up to the supply stage
Game board block in which game boards are stacked on a pallet.
By transporting the game board, it is possible to minimize the change in the water content of the game board in the game board block and the occurrence of warpage without exposing the game board block to direct sunlight, wind and rain of the natural environment. Also, when Yu technique substrate block arrives at the supply stage, by stopping the conveying operation of the chain of supply lines, the lift-based feed stage is raised from the lowered limit position, the lift base game board block on the way its raised By floating and supporting the supply line from the chain, the supply line chain can move without interfering with the game board block. By supplying the game board of the game board block from the supply stage to the game machine production line by the non-interfering movement of the chain of the supply line with the game board block, the supply line is driven to play the game for post-supply from the warehouse. It is possible to transport the board block to just before the supply stage, and if the empty pallet where the supply of the game board is completed is removed from the supply stage, the game board block is automatically connected to the supply stage where the empty pallet has been removed. Can be supplied. In addition, if a storage tray stage that can be moved up and down is provided in the internal space in the middle of the supply line, it is possible to unpack the game board block and artificially remove the dummy veneer at the storage tray stage without hindering the transport operation of the supply line. Can be removed. Also, if the supply line is divided into a warehouse line and a main line, and a transfer switching stage that can move up and down and can be transported is provided at the intersection of the warehouse line and the main line in the transport direction, the warehouse line and the main line can be provided. The transfer direction can be changed smoothly by switching the transfer direction of the game board block or the empty pallet, which is the part to be transferred between them. Also, if the supply line is divided into a warehouse line and a main line, and an empty pallet stage is provided on the opposite side of the warehouse line from the main line, the empty pallet can be transferred from the supply stage via the main line. After being transferred to the empty pallet stage, a new game board block can be transferred from the warehouse receiving stage to the supply stage via the main line. Also, if the evacuation stage is arranged on the side of the supply stage, when supplying game board blocks having different shapes and the like to the game machine production line, the game board block that has been supplied by the supply stage will be used. While transferring from the supply stage to the evacuation stage,
A new game board block can be transferred from the supply line to the supply stage.

[0008]

6, a gaming machine manufacturing line 2 and a warehouse 3 are provided inside a building 1 of a gaming machine manufacturing factory. The gaming machine production line 2 inspects the gaming boards 14a of the gaming board block 14 shown in FIG. 1 in order from the upstream side to the downstream side of the conveyor 4 composed of chains, rollers and the like installed on the first floor of the building 1. The supply stage 5, which supplies the game substrate 14a in a plane to the stage 6, measures the outer dimensions such as the vertical and horizontal thicknesses of the game substrate 14a, the perpendicularity, the water content, the warp, and the like, and conveys the game substrate 14a whose measured value is out of the set range. Inspection stage 6 to be discharged from 4, a top surface of the game board 14a is heated and an emulsion type adhesive is applied, and then a cell sheet (not shown) having a design sheet and fixing paper such as Kent paper is adhered to the back side by pressure. Stage 7, game board 14
A cell adhesion inspection stage 8 for measuring whether the adhesion between a and the cell sheet is proper and discharging an inappropriate game board 14a from the conveyor 4, a game board 14a having a cell sheet attached
A drilling stage 9 for processing a reference hole, a guide rail mounting hole, and the like, which are used for positioning operations in subsequent steps;
A piercing inspection stage 10 for measuring whether the pierced holes are proper and discharging the game board 14a to which an improper cell sheet is stuck from the conveyor 4, a game board to which a perforated cell sheet is stuck A gauge press stage 11 for punching a prepared hole for attaching a game nail or a game function component mounting nail to 14a, an inversion stage 12 for turning the prepared game board 14a upside down so that the cell sheet side is a lower side, and a cell sheet. It has a stacking stage 13 for stacking the game substrates 14a that are attached and turned upside down in multiple stages.

The warehouse 3 has a floor dug down from the floor of the first floor of the building 1, and a shelf frame 3a installed in a parallel arrangement on the floor.
Has a plurality of shelves, which are built up by skeletal members such as metal pipes and mold steel, and in which game board blocks 14 are vertically stacked.

As shown in FIG. 1, this game board block 14 is a set of four game boards 14a, such as veneers cut by a woodworking maker, which are cut into a substantially square shape and arranged adjacent to each other in a planar lattice. 70-80 on the pallet 14b
The stack is made up of a plurality of levels, and a stack is formed with a dummy veneer 14c for protecting the game board 14a on the top of the stack, and the stack is not collapsed by a band-like band 14d made of synthetic resin together with the pallet 14b. And has a weight of about 700 to 800 kg. The game board block 14 is loaded by a woodworking maker on a truck bed (not shown), transported to the material entrance 3b of the warehouse 3, and then unloaded from the truck bed by a forklift truck (not shown).

Referring back to FIG. 6, the loading / unloading crane 3c provided in the warehouse 3 is provided with a track laid between the shelf frames 3a of the warehouse 3 according to an instruction from a control device having a computer (not shown). 3d, the game board blocks 14 unloaded from the bed of the truck are stacked one by one on the shelves of the shelf frame 3a, and are moved one by one from the shelves of the shelf frame 3a. Game board block 1
4 is mounted on the warehouse side end of the supply line 20 and returns to a predetermined standby position.

In addition, the crane 3c detects that an empty pallet 14e (see FIG. 2), which will be described later, arrives at the warehouse side end of the supply line 20 and stops the transport operation of the supply line 20 according to an instruction from the control device. In response to an instruction from the control device in accordance with an output signal from a sensor (not shown), the empty pallet 1 is moved from a predetermined standby position to the warehouse side end of the supply line 20.
4e, the material 4e is unloaded into the material entrance 3b of the warehouse 3, and returns to the predetermined standby position.

In the case of this embodiment, as shown in FIG. 1, the supply line 20 includes a stocking line 21 extending linearly from the material outlet 3e of the warehouse 3, and a stocking line 21.
And a main line 22 that is arranged in a plane so that the conveying direction is orthogonal to one end side of the warehousing line 21 and extends linearly, and an intersection of the main line 22 and the warehousing line 21 in the conveying direction. A transfer switching stage 23 is installed inside the main line 22 so as to be able to move up and down, a warehouse receiving stage 24 is installed at one end of the main line 22 in the carrying direction, and a main line 22 of the warehouse unloading line 21. An empty pallet stage 25 is installed on the opposite side of the above, and an evacuation stage 26 is installed on the side of the supply stage 5.

Further, as shown in FIG. 2, the warehouse discharge line 21 is provided with a skeletal frame 2 installed on the first floor of the building 1.
1a, a pair of endless chains 21b are provided facing each other at a predetermined interval so that the pallets 14b of the game board blocks 14 can be stably mounted.

These chains 21b are connected to the frame 2
1a is wound around sprockets 21c and 21d rotatably mounted at the front and rear ends in the transport direction so as to be able to rotate left and right, and is connected to the output shaft of a motor 21e fixed to the frame 21a. ing. The chain 2 located between these sprockets 21c and 21d
1b moves in one direction from the material outlet 3e side of the warehouse 3 to the main line 22 by the forward rotation of the motor 21e, and moves to the main line 22 by the reverse rotation of the motor 21e.
From the side, it moves in the other direction of the material outlet 3e side of the warehouse 3.

For example, the pallet 14b of the game board block 14 is mounted on the chain 21b of the warehouse line 21 by the crane 3c from the warehouse 3, and the arm of the crane 3c is removed from the pallet 14b of the game board block 14. In response to the output signal from a sensor (not shown), the motor 21e of the warehouse line 21 is driven to rotate forward, and the chain 21b moves the game board block 14 from the material outlet 3e side of the warehouse 3 to the main line 22 side. Transport.

The forward rotation of the motor 21e is stopped by an output signal from a sensor (not shown) which detects that the game board block 14 has been transferred to the transfer switching stage 23.

When the empty pallet 14e is to be collected in the warehouse line 21, the motor 21e of the warehouse line 21 is driven to rotate in the reverse direction by the upward movement of the hydraulic cylinder 23a of the transfer switching stage 23, which will be described later.
b, and moves at the same speed in the same direction as a roller 23c of the transfer switching stage 23, which will be described later.
b receives the empty pallet 14e from the transfer switching stage 23 and stably conveys the empty pallet 14e to the material outlet 3e side of the warehouse 3 without collapsing.

In the warehouse line 21, a rail 21g is attached to the skeleton frame 21a between the sprockets 21c and 21d.
The rail 21g slidably supports the upper transfer portion of the chain 21b and bears the weight of the game board block 14.

The main line 22 includes a skeletal frame 22a installed on the first floor of the building 1,
Pallet 14b is provided with a pair of endless chains 22b opposed to each other with a predetermined interval at which the pallets 14b can be stably mounted.

These chains 22b are connected to the frame 2
2a is wound around the sprockets 22c and 22d rotatably mounted at the front and rear ends in the transport direction so as to be able to rotate left and right, and is attached to the output shaft of a motor (not shown) fixed to the frame 22a. Connected. The chain 2 located between these sprockets 22c and 22d
2b is the chain 21 of the warehouse line 21
b, and moves in one direction from the warehouse receiving stage 24 side to the supply stage 5 side by the forward rotation drive of the motor, and moves from the supply stage 5 side by the reverse rotation drive of the motor. It moves in the other direction on the side of the tage 24.

In the case of the main line 22 of this embodiment,
The main line is detected by an output signal from a sensor (not shown) that detects that the lift base 23b of the transfer switching stage 23 has stopped at the lower limit position from the upper limit position after receiving the pallet 14b of the game board block 14 from the warehouse line 21. 22 motors are driven in the reverse direction and the chain 2
The upper transfer section 2b slides on a rail 22g, which will be described later, and stably transfers the pallet 14b of the game board block 14 to the warehouse receiving stage 24 without collapse of the load.

The reverse rotation of the motor of the main line 22 is stopped by an output signal from a sensor (not shown) which detects that the game board block 14 has been transferred to the warehouse receiving stage 24.

In addition, an output signal from a sensor (not shown) that detects that the lift base 24b of the warehouse receiving stage 24 has stopped from the upper limit position to the lower limit position in response to the game board block supply start command from the control device described above. , The motor of the main line 22 is driven forward and the chain 2
The upper transfer section 2b slides on the rail 22g to stably transfer the game board block 14 transferred from the warehouse receiving stage 24 to the supply stage 5 without collapse of the load.

The forward rotation of the motor of the main line 22 is stopped by an output signal from a sensor (not shown) which detects that the game board block 14 has been transferred to the supply stage 5.

In the main line 22, when the empty pallets 14e are collected, the supply stage 5 is stopped at a lower limit position of a later-described lift base 5b by an empty pallet collection start command from the control device. The motor of the line 22 is driven to rotate in the reverse direction, and the upper transport section of the chain 22b transports the empty pallet 14e stably from the supply stage 5 side to the warehouse receiving stage 24 side without causing collapse of the load.

The reverse rotation of the motor of the main line 22 is stopped by an output signal from a sensor (not shown) which detects that the empty pallet 14e has been transferred to a position immediately above the transfer switching stage 23.

In the main line 22, a rail 22g is attached to the skeleton frame 22a between the sprockets 22c and 22d.
The rail 22g slidably supports the upper transfer portion of the chain 22b and bears the weight of the game board block 14.

The transfer switching stage 23 is a storage line 21
Game board blocks 14 and empty pallets 14e (actually the same as the pallets 14b, which are the objects to be conveyed between the main line 22 and the main line 22; Game board 14
b is supplied to the inspection stage 6 from the supply stage 5 of the gaming machine production line 2 and the empty pallets which are not stacked are denoted by reference numeral 14e). And a hydraulic cylinder 23a installed on the floor of the building 1 at the intersection of the main line 22. A plurality of rollers 23c are rotatably mounted on a lift base 23b connected to a piston rod of the hydraulic cylinder 23a in parallel and separated from each other.

Each roller 23c is mounted on the game board block 14.
Of the pallet 14b can be stably mounted. The upper transport surface of each roller 23c is moved by the extension of the hydraulic cylinder 23a to stop the lift base 23b from the lower limit position shown by the phantom line in FIG. 2 to the upper limit position shown by the solid line in FIG. The lift base 23b is located substantially in the same plane as the upper surface of the upper transfer section 21b, and is driven by a reduction drive of the hydraulic cylinder 23a.
Is stopped from the upper limit position to the lower limit position, the main line 22 is located below the upper surface of the upper transport portion of the chain 22b.

Each of the rollers 23c is connected to an output shaft of a motor (not shown) attached to the lift base 23b, and the direction of conveyance from the unloading line 21 to the empty pallet stage 25 is controlled by forward rotation of the motor. Then, the motor rotates in a reverse direction to give a transfer direction from the empty pallet stage 25 side to the discharge line 21 side.

In the case of the transfer switching stage 23 of this embodiment, an output signal from a sensor (not shown) that detects that the game board block 14 has been transferred to the main line 22 side of the stocking line 21 and a lift base 23b are used. In response to an output signal from a sensor (not shown) that has detected that the vehicle has reached the ascending limit position, the motor of the transport switching stage 23 is driven to rotate in the forward direction, and each roller 23c is driven in the same direction as the chain 21b of the unloading line 21 at the same speed. 2 and the hydraulic cylinder 23a of the transfer switching stage 23 is driven to extend and lift the lift base 23b from the lower limit position indicated by the imaginary line in FIG. 2 and stop at the upper limit position indicated by the solid line in FIG.

When the lift base 23b stops at the upper limit position, the upper surface of each of the rollers 23c being driven for rotation is positioned substantially in the same plane as the upper conveying portion of the chain 21b of the unloading line 21, and the transfer switching is performed. The stage 23 stably receives the pallet 14b of the game board block 14 from the chain 21b of the unloading line 21 without collapse of the load.

The forward rotation of the motor of the transfer switching stage 23 is performed when the game board block 14 moves from the warehouse line 21 to the warehouse line 21 of the chain 22b of the main line 22.
Transfer switching stage 2 with the upper side separated
The speed is gradually reduced by an output signal from a sensor (not shown) that has detected that the main line 22 has been transferred to the main line 22, and stops at a predetermined stop position such that the main line 22 is located above the chain 22b.

By stopping the motor of the transfer switching stage 23, the hydraulic cylinder 23 of the transfer switching stage 23 is stopped.
a is driven to reduce the lift base 23b from the upper limit position, and the pallet 1 of the game board block 14 protruding outward from the lift base 23b in the transport direction during the lowering.
After the roller 4b is received on the chain 22b of the main line 22, each roller 23c separates from the pallet 14b of the game board block 14 on the main line 22, and the reduction drive of the hydraulic cylinder 23a stops, and the lift base 23b Stops at the lower limit position.

In the transfer switching stage 23, when the empty pallet 14e is recovered, the hydraulic cylinder 23a of the transfer switching stage 23 is extended and driven by the stop of the reverse rotation of the motor of the main line 22 to lift the lift base 23b.
Is stopped from the lower limit position to the upper limit position, and the lift base 23b floats and supports the empty pallet 14e from the upper transport portion of the chain 22b of the main line 22 during the ascent.

When the lift base 23b is stopped at the upper limit position, the motor of the transfer switching stage 23 is driven to rotate forward, and each roller 23c is moved to the unloading line 21.
The empty pallet 14e is conveyed from the main line 22 to the empty pallet stage 25 by rotating and driving the empty pallet stage 25 from the side to the empty pallet stage 25 in the same direction and at the same speed as a pair of chains 25b described later.

The reverse rotation of the motor of the transfer switching stage 23 is stopped by an output signal from a sensor (not shown) which detects that the empty pallet 14e has been transferred to the chain 25b of the empty pallet stage 25.

Further, in the transfer switching stage 23, when the empty pallets 14e are collected, the motor of the transfer switching stage 23 is driven in reverse by the block recovery start command from the control device to collect the empty pallets 14e. Roller 23c is connected to the chain 21b of the warehouse line 21.
In addition, the hydraulic cylinder 23a is driven to extend and the lift base 23b is raised from the lower limit position and stopped at the upper limit position, while being driven to rotate in the same direction as the chain 25b of the empty pallet stage 25 at the same speed.

When the lift base 23b stops at the upper limit position, the upper conveying surface of each roller 23c being rotated is moved to the upper conveying portion of the chain 21b of the unloading line 21 and a chain 25b (described later) of the empty pallet stage 25. The empty pallet 14e, on which the transfer switching stage 23 is stacked, is received from the empty pallet stage 25, and
To the chain 21b.

The warehouse receiving stage 24 is an area where the band 14d of the game board block 14 is cut to unpack and remove the dummy veneer 14c as shown in FIG. 3, and inside the one end of the chain 22b of the main line 22. A hydraulic cylinder 24a is provided on the floor of the building 1. A lift base 24b large enough to stably mount the pallet 14b of the game board block 14 is connected to the hydraulic cylinder 24a so as to move up and down by the expansion and contraction drive of the piston rod of the hydraulic cylinder 24b.

The lift base 2 of the warehouse receiving stage 24
The upper surface of the chain 22b of the main line 22 is stopped when the lift base 24b is stopped from the lower limit position shown by the phantom line in FIG. 3 by the extension drive of the hydraulic cylinder 24a to the upper limit position shown by the solid line in FIG. Further, when the lift base 24b is stopped from the upper limit position to the lower limit position by the reduction drive of the hydraulic cylinder 24a, the lift base 24b is positioned below the upper transfer portion of the chain 22b of the main line 22.

In the case of the warehouse receiving stage 24 of this embodiment, the pallet 14b of the game board block 14 is conveyed to the end of the main line 22 on the warehouse receiving stage 24 side, and the motor of the main line 22 is stopped. The hydraulic cylinder 24a of the stage 24 is extended to drive the lift base 24b up from the lower limit position, and the lift base 24b collapses the pallet 14b of the game board block 14 from the chain 22b of the main line 22 during the ascent. After the levitation support is performed stably without any movement, the extension drive of the hydraulic cylinder 24a stops, and the lift base 24b stops at the upper limit position.

When the lift base 24b is stopped at the upper limit position, for example, the operator
Band 14d of game board block 14 mounted on 4b
Is cut to unpack and remove the dummy veneer 14c.

In the warehouse receiving stage 24, when the hydraulic cylinder 24a of the warehouse receiving stage 24 is driven to contract to lower the lift base 24b from the upper limit position by the game board block supply start command from the control device, the lowering is performed. After the pallet 14b of the game board block 14 unpacked in the middle is stably received on the chain 22b of the main line 22 without collapse of the load,
The lift base 24b is separated from the pallet 14b of the game board block 14 on the main line 22, the reduction drive of the hydraulic cylinder 23a stops, and the lift base 24b stops at the lower limit position.

The empty pallet stage 25 is an area for collecting the empty pallets 14e from the supply stage 5 as shown in FIGS.
Has a box-shaped skeletal frame 25a installed on the first floor and opened to the main line 22 side. Inside the skeleton frame 25a, there is provided a pair of endless chains 25b which are arranged facing each other at a predetermined interval so that the empty pallet 14e can be stably mounted.

These chains 25b are connected to the frame 2
5a is wound around sprockets 25c, 25d rotatably mounted on the front and rear ends in the conveying direction so as to be able to rotate left and right, and is connected to the output shaft of a motor (not shown) fixed to the frame 25a. doing. The chain 25 located between these sprockets 25c and 25d
b is the chain 21b of the discharge line 21
The upper pallet is located in substantially the same plane as the upper transport section, and the empty pallet 14e is transported from the main line 22 side into the skeleton frame 25a by the forward rotation drive of the motor, and the empty pallet 14e is transported by the reverse rotation drive of the motor. It is transported from the skeleton frame 25a side to the main line 22 side.

A rail 25e is attached to the skeleton frame 25a between the sprockets 22c and 22d, and the rail 25e slidably supports the upper conveying portion of the chain 25b and bears the weight of the empty pallet 14e.

A hydraulic cylinder 25f is provided at the inner bottom of the skeletal frame 25a. This hydraulic cylinder 2
A lift base 25g large enough to stably mount an empty pallet 14e is connected to 5f so as to move up and down by a telescopic drive of a piston rod of the hydraulic cylinder 25f.

The lift base 25g is stopped from the lower limit position to the upper limit position by the extension drive of the hydraulic cylinder 25f, so that a space D equal to or more than one empty pallet 14e is formed above the upper transport portion of the chain 25b. When the hydraulic cylinder 25f is stopped from the upper limit position to the lower limit position by the reduction drive of the hydraulic cylinder 25f, as shown in FIG.
As shown in the figure, the chain 25b is located below the upper conveying section.

A pair of claws 2 provided on the skeleton frame 25a above the lift limit position of the lift base 25g.
5h is inserted from the side into the empty pallet 14e mounted on the lift base 25g stopped at the ascending limit position to hold the empty pallet 14e on the left and right, while the held empty pallet 14e is being lifted while the lift base is being lifted. When the empty pallet 14e mounted on the 25g is lifted, the empty pallet 14e is pulled out to the left and right from the held empty pallet 14e and moves so as to properly raise the empty pallet 14e.

In the case of the empty pallet stage 25 of this embodiment, the empty pallet 14e is moved from the supply stage 5 to the main line 22 by the empty pallet collection start command from the control device.
The motor of the empty pallet stage 25 is driven to rotate forward by an output signal from a sensor (not shown) that detects that the transfer switching stage 23 is mounted on the transport switching stage 23 at the ascending limit position. The empty pallet 14e conveyed by the roller 23c for forward rotation is carried into the skeleton frame 25a.

In response to an output signal from a sensor (not shown) that detects that the empty pallet 14e has been transferred to a position directly above the lift base 25g of the empty pallet stage 25, the forward rotation of the motor is stopped and the hydraulic cylinder is stopped. 2
5f is driven to extend to lift the lift base 25g from the lower limit position.

During the ascent, the lift base 25g floats and supports the empty pallet 14e from the chain 25b.
The extension drive of the hydraulic cylinder 25f stops, and the lift base 25g stops at the upper limit position.

When the lift base 25g stops at the upper limit position, the claw 25h is inserted from the side into the empty pallet 14e mounted on the lift base 25g.

When the claws 25h are inserted into the empty pallet 14e, the hydraulic cylinder 25f is driven to reduce and lower the lift base 25g from the upper limit position. During the lowering, the upper wall of the empty pallet 14e is placed on the upper surface of the claws 25h. After being received, the pawl 25h holds the empty pallet 14e, and the lift base 25g is separated from the empty pallet 14e.
A space D having a height equal to or more than one empty pallet 14e is formed between the upper portion b and the upper conveying portion b, while the reduction drive of the hydraulic cylinder 25f is stopped and the lift base 25g is stopped at the lower limit position. I do.

In the empty pallet stage 25, the plurality of empty pallets 14e collected from the supply stage 5 are sequentially moved from the bottom by repeating the operation of transporting the chain 25b, raising and lowering the lift base 25g, and holding and releasing the claws 25h. When the control device outputs an empty pallet collection start command corresponding to an output signal from a sensor (not shown) that has detected that a certain amount of stacking has been performed so as to rise, the hydraulic cylinder 25f is extended to drive the lift base. 25g
Is stopped from the lower limit position to the upper limit position, and during the ascent, after lifting the lowermost empty pallet 14e on which the lift base 25g is stacked, the claw 25h retreats from the empty pallet 14e and exits.

These pawls 25h are the lowermost empty pallet 1
4e, the hydraulic cylinder 25f is driven to contract and the lift base 25g is stopped at the lower limit position from the upper limit position, and the lowermost empty pallets 14e stacked in the middle of the lowering are transferred to the upper side of the chain 25b. After being received by the section, the lift base 25g is
The lowering of the hydraulic cylinder 25f is stopped away from the lowermost empty pallet 14e on the bottom of the lift base 25b.
g stops at the lower limit position.

When the lift base 25g stops at the lower limit position, the motor is driven to rotate in the reverse direction and the chain 25b
Is driven in the same direction and at the same speed as the rollers 23c of the transfer switching stage 23 at the ascending limit position to convey the empty pallets 14e on which the chains 25b are stacked to the ascending limit position transfer switching stage 23. .

The evacuation stage 26 is an area for temporarily evacuation of the game board block 14 from the supply stage 5 as shown in FIG. 5, and the skeletal frame 26a installed on the floor of the building 1 beside the supply stage 5. Have. A plurality of rollers 26b are rotatably mounted on the upper portion of the skeleton frame 26a in a state of being spaced apart in parallel.

Each roller 26b is connected to the game board block 14.
Of the pallet 14b can be stably mounted. The upper transport surface of each roller 26b is provided with a plurality of rollers 5 stopped at a raising limit position of a supply stage 5 described later.
c is located substantially in the same plane as the upper transfer surface.

Each roller 26b is connected to the output shaft of a motor 26c attached to the skeleton frame 26a, and provides a transfer direction from the supply stage 5 to the retreat stage 26 by the forward rotation of the motor 26c. The motor 26c rotates so as to give a transfer direction from the retreat stage 26 to the supply stage 5 by the reverse rotation of the motor 26c.

In the case of the evacuation stage 26 of this embodiment,
The motor 26c of the evacuation stage 26 and the motor of the supply stage 5 stopped at an ascending limit position to be described later are driven to rotate forward by the game board block evacuation start command from the control device, and the respective rollers 5c of the supply stage 5 are retracted. Each roller 26b of the stage 26 is driven to rotate in one direction from the supply stage 5 side to the retreat stage 26 side at the same speed.

The rotating roller 26b is positioned substantially in the same plane as the roller 5c of the supply stage 5, and the retreat stage 26 moves the pallet 14b of the game board block 14 from the supply stage 5 to the chain 22b of the main line 22. Is transported from the supply stage 5 to the retreat stage 26 stably without crossing over from the supply stage 5 to the retreat stage 26 so as to cross the upper part of the supply stage 5 side.

The forward rotation of the motor of the supply stage 5 and the motor 26e of the evacuation stage 26 is gradually reduced by an output signal from a sensor (not shown) which detects that the game board block 14 has been transferred to the evacuation stage 26. After stopping, the rollers 26b of the retreat stage 26 support the game board block 14.

The supply stage 5 includes a hydraulic cylinder 5a installed on the floor of the building 1 inside the other end of the chain 22b of the main line 22. This hydraulic cylinder 5a
, The lift base 5b is connected so as to move up and down by the expansion and contraction drive of the piston rod of the hydraulic cylinder 5a. A plurality of rollers 5c are rotatably mounted on the lift base 5b in parallel and spaced apart from each other.

Each roller 5c has an axial length that allows the pallet 14b of the game board block 14 to be stably mounted. The upper conveying surface of each roller 5c stops the lift base 5b from the lower limit position shown by the imaginary line in FIG. 5 to the upper limit position shown by the solid line in FIG. Of the main line 22 when the lift base 5b is stopped from the upper limit position to the lower limit position by the reduction drive of the hydraulic cylinder 5a.

Each roller 5c is connected to an output shaft of a motor (not shown) attached to the lift base 5b, and gives a transfer direction from the supply stage 5 to the retreat stage 26 by forward rotation of the motor. The supply stage 5 from the retreat stage 26 side by the reverse rotation drive of the motor.
Rotate to give the transport direction to the side.

In the case of the supply stage 5 of this embodiment, the pallet 14b of the game substrate block 14 is transported from the warehouse receiving stage 24 to the other end of the main line 22, and the forward rotation of the motor of the main line 22 stops. As a result, the hydraulic cylinder 5a of the supply stage 5 is extended and driven to lift the lift base 5b from the lower limit position, and the lift base 5b floats and supports the pallet 14b of the game board block 14 from the chain 22b of the main line 22 during the lift. After that, the extension drive of the hydraulic cylinder 5a is stopped, and the lift base 5b is stopped at the upper limit position.

Further, on the side of the conveyor 4 arranged on the upstream side of the inspection stage 6 of the game machine manufacturing line 2, in the vicinity of the supply stage 5, the game board block 14 mounted on the supply stage 5 is formed in a lattice shape. A supply mechanism (not shown) is provided for transferring the uppermost set of gaming boards 14a arranged on the inspection stage 6 regularly in a planar manner.

According to the structure of this embodiment, one game board block 14 is moved from the shelf frame 3a of the warehouse 3 to the crane 3c.
When the arm of the crane 3c is pulled out of the pallet 14b of the game board block 14 by being mounted on the warehouse side end of the chain 21b of the stocking line 21, the stocking line 21 connects the game board block 14 to the main line 22. To the side.

The transported game board block 14 is moved from the warehouse line 21 to the transport switching stage 2 at the upper limit position.
3, the transfer switching stage 23 is lowered, and the pallet 14 b of the game board block 14 is received on the chain 22 b of the main line 22 during the lowering.

Subsequently, the main line 22 carries the game board block 14 on the pair of chains 22b and conveys it to the warehouse receiving stage 24 side.

When the game board block 14 arrives at the warehouse receiving stage 24 and the transport operation of the main line 22 is stopped, the warehouse receiving stage 24 moves up. From the main line 22.

In this state, the worker can use the band 14 of the game board block 14 mounted on the warehouse line 21.
D is cut to unpack and remove the dummy veneer 14c. After that, the storage stage 24 starts descending according to a game board block supply start command output from a controller (not shown).

When the game board block 14 is received on the main line 22 during the lowering of the warehouse receiving stage 24, the main line 22 places the game board block 14 on the chain 22b and conveys it to the supply stage 5 side at the lower limit position. I do.

When the game board block 14 arrives at the supply stage 5 and the transport operation of the main line 22 is stopped,
The lift base 5b of the supply stage 5 is raised, and the pallet 14b of the game board block 14 is supported by the chains 21b and 22b of the supply line 20 while being lifted. Can be moved without interfering with the game board 14 by the supply mechanism from the supply stage 5.
While supplying “a” to the game machine manufacturing line 2, the game board block 14 can be transported to a position just before the supply stage 5 by driving the main line 22.

In this state, the game board block 14
Game board 14a is supplied from the supply stage 5 to the inspection stage 6
The empty pallet collection start command (for the sake of simplicity, described as an empty pallet collection start command) from a control device (not shown), but in the actual operation of the gaming machine manufacturing line 2, the game board block (Equivalent to supply start command)
Is output, the supply stage 5 is lowered, and the empty pallet 14e is moved down the chain 2 of the main line 22 during the lowering.
2b.

The main line 22 is the empty pallet 1
4e is transported to the transport switching stage 23 side on a pair of chains 22b.

When the empty pallet 14e arrives at the transport switching stage 23 and the transport operation of the main line 22 is stopped, the transport switching stage 23 moves up. Floating support from line 22.

Subsequently, the transfer switching stage 23 is stopped at the upper limit position, and the empty pallet 14e is transferred to the pair of chains 25b of the empty pallet stage 25.
When 4e arrives just above the lift base 25g of the empty pallet stage 25, the lift base 25g rises,
During the ascent, the lift base 25g becomes empty pallet 14e.
Is lifted from the chain 25b, the pair of claws 25h of the empty pallet stage 25 hold the empty pallet 14e.

The collection of the empty pallets 14e from the supply stage 5 to the empty pallet stages is repeated along with the progress of the production of the gaming machine production line 2, and it is detected from a sensor (not shown) that it has been detected that the empty pallets 14e are stacked in a fixed amount. When an empty pallet block collection start command corresponding to the output signal is output from the control device, the lift base 2 of the empty pallet stage 25 is
5g rises and lifts the lowermost empty pallet 14e, and after the claw 25h retreats from the empty pallet 14e and falls off, the lift base 25g descends. The chains 25b of the empty pallet stage 25 receive the empty pallets 14e on which the chains 25b are stacked, and convey the empty pallets 14e to the main line 22 side.

The empty pallets 14e in the stacked state conveyed to the main line 22 side are transferred to the stocking line 21 via the transfer switching stage 23 at the ascending limit position.
After being transported to the warehouse side end on the chain 21b of the warehouse unloading line 21, the truck is returned by the crane 3c of the warehouse 3 to the material entrance 3b of the warehouse 3 and transports the game board block 14. Returned to the woodworking manufacturer.

In particular, since the storage stage 24 that can be moved up and down is provided in the middle of the supply line 20, that is, inside one end of the main line 22, the transfer operation of the storage stage 24 is not hindered. Thus, the game board block 14 can be unpacked or the dummy veneer 14c can be easily and artificially removed.

Further, the supply line 20 is connected to the unloading line 21
And a main line 22, and a transfer switching stage 23 operable to move up and down and to be transferred at an intersection in the transfer direction between the discharge line 21 and the main line 22. Game board block 14 and empty pallet 1 which are parts to be transferred between
The transfer can be performed smoothly by switching the transport direction of 4e.

Further, the supply line 20 is connected to the unloading line 21
And the main line 22, and the empty pallet stage 25 is provided on the opposite side of the unloading line 21 from the main line 22, so that the empty pallet 14 e is moved from the supply stage 5 to the main line 22 and the transfer switching stage. 2
After being transferred to the empty pallet stage 25 via
A new game board block 14 can be transferred from the warehouse receiving stage 24 to the supply stage 5 via the main line 22.

The retreat stage 26 is connected to the supply stage 5
When the game board block 14 having a different shape or the like is supplied to the game machine manufacturing line 2 or when the game board 14a has many defects, the game board from the controller is provided. The game board block 14 previously supplied at the supply stage 5 by the block switching command
Can be transferred from the supply stage 5 to the retreat stage 26, and a new game board block corresponding to the game board block switching command can be transferred from the warehouse receiving stage 24 to the supply stage 5 via the main line 22.

In the above embodiment, the lift bases 5 b, 5 b,
23b, 24b and 25g are transferred to hydraulic cylinders 5a and 23
a, 24a, and 25f are schematically illustrated as being directly fixed to the piston rods.
Although it is not shown in the drawings, it is possible to stably raise and lower the b, 23b, 24b, and 25g without wobbling. Are arranged facing each other with a predetermined space between each lift base and the floor at a predetermined interval, and the lower end of one of the lever units is rotatably connected to a frame installed on the floor with a pin, and the other is rotatably connected to the frame. The lower end of the 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, while the bottom of the hydraulic cylinder is pinned to the lower portion of the lever pin-connected to the frame. Rotatably connected with
The hydraulic cylinder has a parallel lifting mechanism in which a piston rod end is rotatably connected to a position above a pin constituting a rotation center of each lever unit at a connecting point of the two levers by a pin. The lift base is moved up and down in parallel while maintaining the horizontal state via two sets of lever units by the expansion and contraction drive.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a main part of an embodiment.

FIG. 2 is a schematic diagram corresponding to a cross section between a warehouse discharge line and an empty pallet stage of the embodiment.

FIG. 3 is a schematic view corresponding to a cross section of the warehouse receiving stage of the embodiment.

FIG. 4 is a schematic diagram corresponding to the front of an empty pallet stage of the embodiment.

FIG. 5 is a schematic view corresponding to a cross section between a supply stage and a retreat stage of the embodiment.

FIG. 6 is a plan view showing the entire embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Building 2 Game machine production line 3 Warehouse 5 Supply stage 5a Hydraulic cylinder (elevation drive mechanism) 5b Lift base 14 Game board block 14a Game board 14b Pallet 14e Empty pallet 20 Supply line 21 Warehouse unloading line 21b Chain of unloading line 21e Warehouse Discharge line motor 21g Warehouse discharge line rail 22 Main line 22b Main line chain 22g Main line rail

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁶ , DB name) B65G 47/54 A63F 7/02

Claims (11)

(57) [Claims] An outlet for material supply of a warehouse provided inside a building of a factory for manufacturing a game machine such as a pachinko machine.
Large number of game board staked on the pallet have been game board block for gaming machines such as pachinko machines between the supply stage of the most upstream end side of the gaming machine production line which is provided in the same building Game board block transport for gaming machine manufacturing
Transport equipment, between the warehouse and the supply stage
Has a pair of chains for transporting and driving the plate block
The supply line is provided that, from the warehouse side of the pair of chains of this
The internal space of the conveying direction end side of the gaming machine production line side
Placing the feed stage, this feeding stage supply line game board blocks the lift base is driven increases
Comprising a lifting drive to that Organization as the lift base is positioned below the pair of chains in supply line is driven down while floating support of a pair of chains definitive,
Supply line between this supply stage and said warehouse
In the internal space of the game board block to unpack
Of the warehouse receiving stage, this warehouse receiving stage is lift
The base rises and drives the game board block to the supply line.
Lift and support from a pair of chains
The base is driven down to put the game board block on the supply line
Up and down to be supported on a pair of chains
A game board block transport device for manufacturing a gaming machine, comprising: 2. A process for manufacturing a game machine such as a pachinko machine.
An outlet for material supply of a warehouse installed inside the building
The most upstream end of the gaming machine production line installed inside the building
Machine such as a pachinko machine between the side supply stage
Game base with many game boards stacked on pallets
Game board block for game machine manufacturing
Transporting equipment, and play between the warehouse and the supply stage.
A pair of chains for transporting and driving the circuit board block
A supply line having
At the end in the transport direction from the warehouse to the gaming machine production line
The supply stage is arranged in the space,
The game board slides in a direction that intersects the transport direction of the supply line.
The conveyor for transporting and driving the locks rises and plays
A board block is a pair of chains in a supply line.
The conveyor is driven down and the supply
Lower than the pair of chains To put
Equipped with a mechanism to drive up and down, corresponding to this supply stage
On the outside of the supply line, between the supply stage and the game board
There is an evacuation stage for exchanging locks.
Evacuation stage feeds above the upper transfer surface of the supply line
The game board block is transported and driven in the same direction as the stage.
Conveyor in the evacuation stage.
Between the upper transfer surface of the
And the upper conveyor surface of the conveyor
For transporting game board blocks for game machine production
apparatus. 3. A retreat stage conveyor and a supply stage.
When exchanging the game board block with the conveyor of
That the conveyor speed of the other conveyor was controlled to the same speed.
3. A gaming board block for manufacturing a gaming machine according to claim 2.
Transport device. 4. A process for manufacturing a game machine such as a pachinko machine.
An outlet for material supply of a warehouse installed inside the building
The most upstream end of the gaming machine production line installed inside the building
Machine such as a pachinko machine between the side supply stage
Game base with many game boards stacked on pallets
Transporting game board blocks for gaming machine manufacturing that transport board blocks
Transport equipment, between the warehouse and the supply stage
A pair of chains for driving the board block in both directions
A supply line with
From the warehouse side to the machine production line side
The supply stage is arranged in the internal space of
The game board block is driven by lifting the lift base
Floating support from a pair of chains in the supply line
The lift base is driven down together with the game board block
Supply the empty pallet that has been supplied
Up and down to be supported on a pair of chains in the
A drive mechanism is provided, and the supply stage is connected to the warehouse.
Game board block in the space inside the supply line between
A transfer switching stage for switching the transfer direction of
The transfer switching stage intersects the transfer direction of the supply line.
Conveyor for transporting empty pallets in the direction of rotation
This conveyor is driven up to supply empty pallets.
Floating support from a pair of chains in the
The conveyor moves down and a pair of chains in the supply line
Equipped with a mechanism to drive up and down to be located below
Outside the supply line corresponding to this transfer switching stage
For exchanging empty pallets with the transfer switching stage
Empty pallet stay The empty pallet stay
The transfer switch stays above the upper transfer surface of the supply line.
Conveyor to transport and drive empty pallets in the same direction as
On the conveyor in this empty pallet stage
Between the upper transfer surface and the upper limit position of the transfer switching stage.
That the upper conveyor surface of the conveyor
A game board block transfer device for manufacturing a game machine.
Place. 5. An empty pallet stage conveyor and cutting off
Empty pallets are exchanged with the conveyor of the replacement stage
When the conveyor speed of both conveyors was controlled to the same speed
5. The gaming board for gaming machine production according to claim 4, wherein
Lock transport device. 6. A process for manufacturing a game machine such as a pachinko machine.
An outlet for material supply of a warehouse installed inside the building
The most upstream end of the gaming machine production line installed inside the building
Machine such as a pachinko machine between the side supply stage
Game base with many game boards stacked on pallets
Transporting game board blocks for gaming machine manufacturing that transport board blocks
Feeder between the warehouse and the supply stage.
The supply line is connected to the warehouse line and the main line.
And the warehouse line is used to
Equipped with a conveyor for transport drive, the main line is idle
A pair of chains for transporting and driving the circuit board block
The upper part of a pair of chains in this main line
The transfer surface is the upper transfer surface of the conveyor in the warehouse line.
Lower than the warehouse side of this main line.
In the internal space at the end side in the transport direction to the gaming machine production line side
Is provided with the supply stage, and the supply stage is a lift
The base rises and drives the game board block to the main line.
Floating support from a pair of chains at
The base moves down and a pair of
A mechanism for raising and lowering it so that it is located below the
For example, the transport direction of the warehouse line in this main line
In the internal space of the intersection with the game board block transport direction
A transfer switching stage for switching
The switching stage transports conveyors on the warehouse line
For transporting and driving the game board block in the same direction as
The conveyor and this conveyor are driven up to play the game board
And make it possible to exchange
The conveyor is driven down and the game board block is
Supported on a pair of chains in Ascend
And a mechanism for lowering the drive.
Upper conveyor surface of the conveyor at the limit position and the warehouse
And the upper conveyor surface of the conveyor in the
Game board block for game machine production, characterized in that
Transport device. 7. A conveyor and a warehouse for a transfer switching stage.
Inboard conveyor exchanges game board blocks
When the conveyor speed of both conveyors was controlled to the same speed
7. The gaming board for gaming machine production according to claim 6, wherein
Lock transport device 8. A process for manufacturing a game machine such as a pachinko machine.
An outlet for material supply of a warehouse installed inside the building
The most upstream end of the gaming machine production line installed inside the building
Machine such as a pachinko machine between the side supply stage
Game base with many game boards stacked on pallets
Transporting game board blocks for gaming machine manufacturing that transport board blocks
Feeder between the warehouse and the supply stage.
The supply line is connected to the warehouse line and the main line.
And the warehouse line is used to
It has a conveyor for driving
Main line intersects the middle part of the
A pair of chains for transporting and driving the substrate block in both directions.
A pair of chains in this main line
The upper conveying surface of the conveyor is the upper conveyor
It is set lower than the sending surface, and
Inside of the terminal side in the transport direction from the warehouse side to the gaming machine production line side
The space is provided with the supply stage, and the supply stage
Is a game board in a direction that intersects the main line conveyance direction.
A conveyor for transporting and driving the blocks, and this conveyor
A is driven up to move the game board block to the main line.
Floating support from a pair of chains
Is driven downward to supply the ball game board in the game board block.
A pair of chips on the main line
And a mechanism for raising and lowering it so that it is supported on the chain.
Well, outside of the supply line corresponding to this supply stage
Exchange game board blocks with the supply stage
Evacuation stage, and this evacuation stage
In the same direction as the supply stage above the upper transfer surface
Equipped with a conveyor for transporting and driving the technology board block,
The upper conveying surface of the conveyor in this evacuation stage and the
Upper conveyor transport at the upper limit position of the supply stage
The sending surface is set in approximately the same plane, On this main line
In the space at the intersection with the transport direction of the warehouse
Switches the transport direction of the game board block or empty pallet
Transfer switching stage
Transfer of empty pallets outside of the corresponding supply line
Empty pallet stays for interacting with the stage
To the opposite side of the storage line.
The transfer switching stage is the
The game board block is transported and driven in the same direction as the transport direction, or
The transport drive in the transport direction on the empty pallet stage
Conveyor and this conveyor is driven up to play the game board
A block or empty pallet is
Floating support from the chain and the conveyor is driven down
Game board block on the main line
And a mechanism for raising and lowering it so that it is supported on the chain.
The conveyor is driven by the ascending drive of the transfer switching stage.
Transport surface is the upper conveyor
Set to be almost flush with the feeding surface or the empty pallet stay
Set on the same plane as the upper conveyor surface of the conveyor.
Opposite to the supply stage bordering the transfer switching stage
In the inner space of a pair of chains on the side main line
Is a storage tray for unpacking game board blocks.
And the lift base of this storage stage rises
Drive the game board block to a pair of
The lift base descends while supporting the levitation from the chain
Drive the game board block to the main line
Up and down so that it is supported on the chain
A game board block for manufacturing a game machine, comprising:
Transport device. 9. A conveyor and a warehouse for a transfer switching stage.
Inboard conveyor exchanges game board blocks
When the conveyor speed of both conveyors was controlled to the same speed
9. The gaming board for gaming machine production according to claim 8, wherein
Lock transport device. 10. Conveyor and transport of empty pallet stage
Empty pallets are exchanged with the conveyor of the switching stage
When the conveyor speed of both conveyors was controlled to the same speed
9. The gaming board for gaming machine production according to claim 8, wherein
Lock transport device. 11. A pair of right and left chains is driven for conveyance in both directions.
Characteristic Claim 1, Claim 2, Claim
6. A game board block transport for manufacturing a gaming machine according to any of 6.
apparatus.