JP2800128B2 - Elevating device incorporated in pachinko machine inspection process - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a method of mounting a component on an inspection table prepared for inspecting an operation state of a component mounted in a pachinko machine manufacturing process. The present invention relates to an elevating device used for placing or lowering a frame.

[Conventional technology and its problems]

As is well known, the main body of the pachinko machine has an outer frame assembled in a rectangular shape, a launching device that launches a hit ball including a game board, a winning device that processes a winning ball, and a prize ball device that emits a prize ball for a winning ball. And the like, which is equipped with an inner frame (sometimes referred to as a front frame or a door frame; the same applies hereinafter) equipped with mechanical parts of a pachinko machine, etc., and these two frames are hinged on one side to be freely opened and closed. It is common to have. Generally, these frames are separated until the final stage in the manufacturing process, and are assembled by engaging a hinge just before completion. Until this assembly, various kinds of mechanical parts as described above are assembled to the inner frame.

Many pachinko machines that are currently assembled have unitized mechanical parts for each system.When assembling them to the inner frame, the parts are adjusted at the same time as the mounting of each unit, and the outer frame and the At the time of the combination of the above, it is completed before it can be used. Conventionally, this operation is performed on an inspection table that also serves as an assembly table.

In general, the inspection table is set to the required height according to the height of the worker in terms of workability, and the pachinko machine to be assembled and inspected, especially the inner frame, is placed on this inspection table due to the height of the floor. The components are assembled while moving on the inspection table, and the components are checked for proper operation. The inner frame body in which the parts are assembled and the inner frame in which the predetermined parts are assembled have a considerable weight. In particular, it is unbearable labor in the assembly process in mass production, and the burden on the workers is extremely large.

[Problems to be solved by the invention]

The present invention has been developed in view of the above-described points, and has been developed in order to improve the situation. That is, in view of the fact that the operator manually lifts and lowers the inspection table manually, this is mechanically processed using hydraulic pressure or the driving force of a motor, thereby eliminating the difficulty of manual operation and saving labor. Another object of the present invention is to provide an elevating device which is incorporated in an inspection process of a pachinko machine and which is designed to improve productivity by performing quick and accurate work.

[Means for solving the problem]

The present invention has been made based on the above-described object, and is characterized by an elevating platform including upper and lower holding frames for holding an upper edge and a lower edge of an inner frame of a pachinko machine in parallel with a vertical interval, It has elevating means for elevating the elevating table with respect to the inspection table, and transport means attached along the length direction of the lower holding frame of the elevating table, and the elevating table has one side. The upper and lower edges of the inner frame are respectively slid into the upper and lower holding frames to hold and receive the standing posture, and are sent out from the other side while maintaining the rising posture, and the inner frame is lifted and lowered. An object of the present invention is to provide an elevating device incorporated in an inspection process of a pachinko machine, which can be transported while maintaining a standing posture between the pachinko machine and the inspection table.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

〔Example〕

FIG. 1 is a perspective view illustrating a use state in which an outer frame and an inner frame are separately manufactured, and the two are finally combined to assemble a pachinko machine. FIG. FIG. 3 is a partially cut-away side view, FIG. 4 is a partially cut-away side view in which main parts are enlarged, and FIG. 5 is a front view of the same.

In the drawings, reference numeral 1 denotes an inner frame transfer / alignment device for aligning the inner frame A in an upright state, 2 denotes an inspection table laterally provided at a required height,
Numeral 3 is a transport aligning device for the outer frame B installed in parallel with the transport aligning device, and 4 is a connecting and assembling device provided at the intersection of the outer frame transport aligning device and the final end of the inspection table 2. Is an elevating device according to the present invention.

The transport aligning devices 1 and 3 for transporting the inner and outer frames A and B are both provided at a low position along the floor surface, and one inner frame transport and aligning device 1 is provided with two endless right and left ends which are stretched over front and rear sprockets. Belt 8 in which a number of bars 7 are arranged in parallel between chains
And an endless chain means 9 provided in parallel above one side of the transport belt. The inner frame A is placed on the bar 7 and is supported in a rising state with one side held by a clamper provided in the chain means, and moves forward by the transport belt 8 and the chain means 9 operating at a constant speed.

On the other hand, the transport aligning device 3 for the outer frame B has an endless chain stretched over sprockets provided at the front and rear ends, and the lower frame of the outer frame is aligned with the lower edge thereof, and the chain is moved forward. Then, the outer frames are fed into the joining and assembling apparatus 4 in a state of being arranged in a horizontal row.

The inspection table 2 is disposed in a U-shape on the floor, and the inner frame transport / alignment device 1 has its end faced at right angles to the start end of the inspection table 2, and a lifting device 5 is interposed at a connection point between the two.

Inner frame A sent to the end by inner frame transport and alignment device 1
Stops immediately beside the lifting / lowering device 5, and is sent out to the lifting / lowering device 5 by the protrusion of the piston rod 11 of the hydraulic cylinder provided at the end of this side, and is shifted.

The two lifting devices 5 and 6 used in the present embodiment have the same configuration, and the lifting device 5 installed at the start end of the inspection table 2 is a transport alignment device 1 located at a lower position along the floor surface. And the lifting device 6 provided at the end is used as a means for returning the height of the inspection table 2 to the height of the floor surface again.
Here, since both have the same configuration, the description of one lifting / lowering device 6 will be omitted.

As shown in FIGS. 2 to 5, the elevating device 5 includes an elevating platform 14 having vertically parallel holding frames 12, 13 for holding the upper end and the lower end of the inner frame A, and vertically supporting the elevating platform 14. ,
It is composed of left and right guide rods 15 and 15 for raising and lowering the height from the floor to the height of the inspection table 2, and a hydraulic cylinder device 16 as lifting means for lifting and lowering the lifting table 14.

The hydraulic cylinder device 16 and the left and right guide rods 15, 15 are supported on a column 18 that stands vertically from a substrate 17 fixed to the floor, and the guide rods 15, 15 are mounted on a frame 19 that projects horizontally from the upper end of the column 18. The upper end is fixed and the lower end is fixed to the substrate 17 and supported vertically. Then, the hydraulic cylinder 16 is fixed to the frame 20 which passes halfway between the heights of the left and right columns 18, 18, and is started up, so that the piston rod 21 is protruded directly below.

The elevating platform 14 holds the upper and lower holding frames 12 and 13
2 and 22, the sliding parts 23 provided on the respective upper and lower ends of the frames 22 and 22 are respectively fitted to the guide rods 15 and 15, and the guide rods 15 and 15 are guided. It can be moved up and down. And the left and right vertical frames
The distal end of the piston rod 21 is connected and fixed to a horizontal frame 24 that is passed halfway between the heights 22 and 22, so that the lifting platform 14 can be moved up and down by operating a hydraulic cylinder 16.

Further elaborating the elevating table 14, the upper and lower holding frames 12, 13
Are provided horizontally with an interval capable of receiving the height of the inner frame A, and both holding frames 12, 13 are provided with two ridges for holding the upper end and the lower end of the inner frame A, respectively. Is formed so that it can be received and held laterally from one side of the inner frame A.

In the present invention, the lower holding frame 13 is provided with an endless transport belt 25 made of an endless chain for pulling in and taking out the inner frame A carried in, and a motor 26 for rotating the belt.

The conveyor belt 25 is stretched between sprockets 27 mounted on both left and right ends of the holding frame 13, and a motor 26 is connected to a drive shaft 29 on a support shaft 28 of one of the sprockets 27, and is driven by the motor 26. The transport belt 25 can be rotated via the sprocket 27.

In this embodiment, since the inner frame A having a different height is handled, a dummy block C is mounted on the upper end of the inner frame A, and the height of the inner frame A is adjusted by selecting a block C having a different height. You are. For this reason, the upper holding frame 12 is provided with two ridges according to the thickness of the block C, not the thickness of the inner frame A.

In the figure, reference numerals 30 and 31 denote stoppers provided on both left and right ends of the upper holding frame 12, and reference numerals 32 and 33 denote limit switches provided on the substrate 17 and the frame 20, respectively.

The stoppers 30 and 31 are air cylinders, and have a collision element 30b (the collision element of the stopper 31 is not shown) at the tip of the piston rods 30a and 31a.
The collider 30b is taken in and out of the holding frame 12 by the expansion and contraction of the a and 31a, and is brought into contact with the upper edge of the inner frame A (the shoulder of the dummy block C attached to the upper edge in this embodiment). The movement is restrained and stopped. The limit switches 32 and 33 are for detecting the rise and fall of the lift 14 and for stopping the expansion and contraction of the hydraulic cylinder 16.
The limit switch 32 provided at the lower end of the vertical frame 22 and the limit switch 33 are provided at the lower end of the horizontal frame 24.

By the way, the inspection table 2 is set to a height that allows the worker to face the inner frame A while standing, and here, receives the upper edge and the lower edge of the inner frame A and moves it in the length direction. In order to be able to do so, two rails 34 and 35 are provided which are parallel to each other. The upper and lower rails 34 and 35 are configured substantially in the same manner as the upper and lower holding frames 12 and 13 of the elevator 14, and each of the upper and lower rails 34 and 35
The upper and lower edges of the inner frame A are received and held between the grooves, and are free to move in the longitudinal direction. The lower rail 35 is provided with an endless chain 38 which is stretched and supported by front and rear sprockets 36 and 37, and can be rotated and driven by a motor 39 to transfer the inner frame A in the longitudinal direction of the rails 34 and 35. It is like that.

The lifting device 5 (or 6) of the present invention is constructed as described above. The operation of the devices 5 and (6) will be described below. The support frame 13 is lowered by the extension of the hydraulic cylinder 16 and is lowered to the height of the bar 7 which is transferred to the transport band 8 of the transport alignment device 1.
Will be aligned in height. Wait in this state,
When the inner frame A sent by the transport belt 8 arrives immediately beside the elevator 5, the piston rod is stopped together with the stop of the transport belt 25.
21 is extended and pushed into the elevating platform 5 to be moved.

The elevator 5 in the lowered position lowers the stopper 30. When the receiving of the inner frame A is completed, the other stopper 31 is lowered, the hydraulic cylinder 16 is operated to contract the piston rod 21, and the limit switch 33 is moved. Raise until stopped, then stop. At the same time as this stop, the stopper 30 is pulled up and released, and the motor
26 is driven to rotate the transport belt 25, whereby the inner frame A placed on the transport belt 25 is pushed out onto the inspection table 2 and the transfer operation is completed.

The elevating platform 5 which has completed the movement of the inner frame A to the inspection table 2 returns to the lowered position while lowering the stopper 30 and raising the other stopper 31, and is ready for receiving the next inner frame A. The transport belt 25 may be driven only when the inner frame A is sent out to the inspection table 2. However, it may be used for drawing in the inner frame A in a constantly running state or be prepared for sending out.

By the way, the lifting device 6 according to the same structure as the lifting device 5 has the inner frame A lowered from the inspection table 2 to the height on the floor, so that the operation order of each part is different. Is automatically sent out by the rotation of the conveyor belt 25, so that there is no particular change.

〔The invention's effect〕

As described above, the lifting device of the present invention has been described in detail based on the embodiment. However, according to the present invention, the inner frame of the heavy object can be easily lifted from the height of the floor to the height of the inspection table by the lifting operation of the hydraulic cylinder serving as the lifting device. In addition, the transport belt is released from heavy labor because it can be lowered, and is received in a position in which the inner frame is raised with respect to the lifting platform of the lifting device, and is provided inside the lower holding frame with the inner frame raised. Therefore, it can be automatically sent to an inspection table and can be directly used for mounting and inspecting parts and the like, so that the operation can be performed smoothly, which is extremely advantageous in operation and effective in increasing productivity.

[Brief description of the drawings]

1 is a perspective view of a used state, FIG. 2 is a front view of a main part, FIG. 3 is a side view of the main part with a partial cross section, and FIG. FIG. 5 and FIG. 5 are front views, respectively, and FIG. 6 is an enlarged front view of the inspection table partially cut away. 2 ... Inspection table, 5, 6 ... Lifting device, 12, 13 ... Holding frame, 14 ... Lifting table, 15 ... Guide rod, 16 ... Hydraulic cylinder as lifting means, 25 ... Transport belt, 26 …… Motor, 27 …… Sprocket, A
…… Inner frame, B …… Outer frame

Claims (1)

(57) [Claims] 1. An elevating platform having upper and lower holding frames for holding an upper edge and a lower edge of an inner frame of a pachinko machine in parallel with a vertical interval, and an elevating device for operating the elevating platform with respect to an inspection table. Means, and conveying means attached along the length direction of the lower holding frame of the lifting platform, wherein the lifting platform is attached to the upper and lower holding frames from one side by the upper edge of the inner frame. And the lower edge is slid into each other to hold and receive the standing posture, and to send out the other frame from the other side while maintaining the standing posture. An elevating device incorporated in the inspection process of a pachinko machine that can be transported.