JPH0233320Y2 - - Google Patents

Description

[Detailed description of the invention] [Industrial field of application] The present invention provides a method for placing the video disc in a predetermined position on the storage shelf when the video disc is placed from outside the box on the storage shelf provided inside the box. The present invention relates to a device for positioning.

[Conventional example]

Conventionally, when you want to play back a desired image or other information recorded on a video disc, you search the video disc from a storage shelf, put it on a playback device, and then display it on a television receiver or the like connected to the playback device. The device was designed to display the desired information.

It is troublesome and troublesome to manually search for video discs from the storage shelf and load them into the playback device. An automatic regeneration device has already been provided in which the device is automatically transported by a transport device that has a handle arm that can be moved between locations and that can be opened and closed.

The storage shelf mentioned above is provided at the front of the box.
Video discs are supplied or replaced from the outside with the door closing the front opening of the box open.

The video disc on the storage shelf is held by the left and right handle arms that move forward and backward toward the rear of the storage shelf to take it in and out of the storage shelf, but it is not possible to place a video disc from outside on the storage shelf. If the video disc is not set at a predetermined position on the shelf when doing so, there is a risk that the handle arm may not be able to grip the video disc.

[Purpose of invention]

The object of the present invention is to provide a sliding member that moves back and forth in conjunction with the opening and closing of the door at an appropriate location inside the box of the video disc playback device, and to move forward when the sliding member moves forward following the opening and closing of the door. Interlockingly, the positioning rod installed at the outer end of the positioning lever is rotated so that it is located at the rear from the side of the video disk, and the positioning rod is rotated from the outside of the box.
A video disc playback device that allows the video disc to be set at a predetermined position on the storage shelf by bringing the rear edge of the video disc into contact with the rod when the video disc is placed on the storage shelf. An object of the present invention is to provide a video disc positioning device.

[Structure and effect of the invention]

In this invention, when all the doors of the box body are opened and video discs are taken in and out of the storage shelves built inside the box body, a pair of positioning arms rotate in conjunction with the opening and closing of the doors. However, when the door is opened, the rods installed at the outer ends of the positioning arms are positioned near the rear of the video disk on the storage shelf, and when the door is closed, the rods are positioned on the left and right sides of the video disk. is configured to do so.

More specifically, the present invention has an opening in the front through which a plurality of video discs on which information is recorded can be taken in and out, and a door is hinged to this opening. A storage shelf with a plurality of shelf boards for storing discs is provided, and a conveyance device that moves between the storage shelf and a video disc player disposed at an appropriate position in the box body moves the desired video disc to the storage shelf. In this automatic video disc playback device, information is played back by transporting the information from the disc to the video disc player and vice versa, the board being fixed in the box above and below the storage shelf, and the box. A slide plate is superimposed on the top surface of the approximately central portion of the board, and the outer end is arranged so as to be able to move back and forth in accordance with the opening and closing of the front door, and the outer end of the slide plate is positioned near the rear of the video disk when the slide plate moves forward. It is integrated with a push rod located on the side edge so that a forward force is applied by a slide spring and the front end can protrude forward beyond the opening of the box body when the door is opened. a slide plate which is overlapped with the upper center of the substrate, and whose inner end is engaged with the slide plate and rotates backward as the slide plate moves forward, and whose outer end is , moves to a position corresponding to the rear side edge of the video disc placed on the shelf board of the storage shelf, and rotates forward as the slide board retreats, so that the outer edge is on the side of the video disc. Make sure to place it away from the edge,
A pair of left and right positioning levers are pivotally mounted on the board, and each positioning lever is vertically attached to the outer end of each positioning lever, and when the door is opened, each positioning lever, together with the push rod, moves the sliding plate forward. and a rod configured to position the video disc by being rotated backward through the video disc and abutting against the rear side edge of the video disc placed on the shelf board. That is.

This makes it possible to always position the video disc at an appropriate location when placing the video disc on the storage shelf.

〔Example〕

Embodiments of the present invention will be described below based on the drawings.

In FIGS. 1 and 2, a plurality of shelf boards 3 are mounted on a pair of left and right columns 2 provided at the front of the box body 1.
A storage shelf 4 is provided in which these are arranged side by side at appropriate intervals in the vertical direction. The video disk placed on this shelf board 3 (hereinafter simply referred to as disk)
On both sides, image signals such as movies and other information are recorded in a spiral or a perfect circle.

A door 7 having a viewing window 6 fitted with translucent glass or the like is hinged to the front part of the box body 1 with a hinge 8, and when the door 8 is open, each shelf board 3 The disk 5 can be taken in and out from the outside.

A pair of upper and lower support plates 9 located above the storage shelf 4 and fixed to the support column 2 are equipped with a known video disc player (hereinafter referred to as a player) 11 having a function of reproducing the recorded contents of the disc 5. 12 is
Each is placed there.

Disk positioning devices 13, which will be described later, are provided at the upper and lower parts of the storage shelves 4, respectively, so that when inserting the disk 5 into each shelf board 3 from the outside, the disk 5
positioning.

The upper part of the feed screw 14 facing in the vertical direction located at the rear left inside the box body 1 is supported by the upper plate 15a of the box body 1, and the lower part of the feed screw 14 is supported by the lower plate 15a of the box body 1.
It is supported by a bearing 16 fixed to b.

The output shaft of the motor 17 provided on the lower plate 15b behind the feed screw 14 projects downward into the lower plate 15b, and a gear 18a is fixed to the lower end thereof. This gear 18a meshes with a gear 18b fixed to the lower end of the feed screw 14 within the lower plate 15b.

A tube shaft 21 fixed to a bracket 19 is screwed into the feed screw 14. bracket 19
The front end of the box body 1 is vertically guided by a vertical column 22 whose ends are fixed to the upper plate 15a and the lower plate 15b of the box body 1. A rear edge portion of an elevating member 23 facing in the front-rear direction is fixed to the bracket 19.

A conveyance device (not shown) is attached to the elevating member 23 so as to be movable back and forth, and this conveyance device is provided with a pair of handle arms 24 and 25 whose front ends can be opened and closed, as shown in FIG. ing. As shown in FIG. 3, on the opposing surfaces of the handle arms 24 and 25,
Gripping members 28 and 29 made of an elastic body and having V-shaped recesses 26 and 27 on the inner surface are fixed.

An operation panel 31 is provided at the upper front of the box 1. After operating the various operation buttons 32 provided on this operation panel 31 to set the continuous playback order of the disks 5 in the storage shelf 4 and other conditions, when a start button (not shown) is pressed, the motor 17 starts. By rotating, the elevating member 23 moves up and down to a position corresponding to a predetermined disk.

Then, the conveying device moves forward and the gripping members 28,
When 29 is located on both left and right sides of the door 5, the conveying device is stopped.

In this state, the front ends of the handle arms 24 and 25 rotate in the closing direction, and the grip members 28 and 29
However, as shown in FIG.
Grip a and 5b.

When the gripping members 28 and 29 grip the disk 5, the side portions 5a and 5b of the disk 5
As shown in the figure, after coming into contact with the lower inclined surfaces 26a and 27a of the recesses 26 and 27, it slides upward.

When the gripping of the disk 5 is completed, the conveyance device retreats to a predetermined position. Next, the elevating member 23 is raised, and when the elevating member 23 rises to a position corresponding to either player 11 or 12 into which the disc 5 is to be loaded, the elevating member 23 stops.

In this state, after the transport device moves forward and stops at a predetermined position, the gripping arms 24 and 15 are opened and the disc 5 is loaded onto the player 11 or 2.

In this way, when the player 11 or 22 loaded with the disc 5 is operated, the information recorded on the disc 5 is reproduced.

During this time, on the other player 11 or 12,
When a recycled disc 5 is placed, the recycled disc 5 can be removed from the player 11 or 12 by the lifting and lowering and back-and-forth movement of the transport device and the opening and closing of the gripping arms 24 and 25 as described above. It is taken out and returned to a predetermined shelf board 3 of the storage shelf 4.

As shown in FIG. 1, the front plate 1a of the box 1 includes:
A relatively large opening 23 is provided.

When setting or replacing video discs 5 on the storage shelf 4 with the door 7 open,
Place the video disc 5 in the appropriate position on each shelf board of the storage shelf 4.
need to be positioned.

Details of the positioning device 13 for this purpose will be explained with reference to FIGS. 5 and 6.

At the front end of the board 34 of the disk positioning device 13, L-shaped leg pieces 35 are provided on the left and right sides for mounting the board 43 in the box body 1 above and below the storage shelf 4.

The base of a push rod 37 is superimposed and fixed on the top surface of the slide plate 36, which is superimposed on the top surface of the substantially central portion of the substrate 34. A small diameter portion of a stepped shaft 38a fixed to the base plate 34 is inserted into a pair of long holes 38 in the front and back directions drilled in the slide plate 36 and the push rod 37, and is pulled out by a snap spring 39. It is being used.

A pair of left and right bent pieces 41 provided at the rear of the slide plate 36 and a pair of left and right cut and raised pieces 42 provided at the front of the board 34 have the following properties: Both ends of each tension spring 43 are locked.

Bending piece 36 erected at the rear of the slide plate 36
A screw 44 in the front-rear direction is screwed into a.
The front end of this screw 44 is in pressure contact with a bent piece 37b erected at the rear of the push rod 37. A pair of left and right upwardly bent pieces 45 provided at the front end of the slide plate 36 are screwed with front-rear screws 46, and the front ends of the left and right bent pieces 45 are connected to a pair of left and right bent pieces 45 provided at the front end of the slide plate 36, respectively.
It is in contact with a pair of cut and raised portions 47.

On the left and right sides of the substrate 34, U-shaped mounting portions 49 provided at the intermediate portions of a pair of positioning levers 48 facing inward and outward directions are pivotally mounted by vertical shafts 51. The outer end of the positioning lever 48 is urged to rotate rearward by the elasticity of a tension spring 53 that is engaged with the inner end of the lever 48 and a pin 52 fixed to the front end of the base plate 34. There is.

A pin 54 fixed to the inner end of the positioning lever 48 passes through a rectangular hole 55 formed in the slide plate 36 and comes into contact with the front end thereof. hole 5
The dimensions of the pin 5 are such that the pin 54 can move slightly in the front and rear directions.

Short arm 5 whose front end is fixed to the positioning lever 48
A claw 57 facing upward is provided at the rear end of 6. An L-shaped leg portion 59 provided at the inner edge of one of the locking members 58 is fixed to the rear portion of the slide plate 36, and a leg portion 59 in an L shape provided at the inner edge of one of the locking members 58 is fixed to the rear portion of the slide plate 36. The outer edge of the claw 57 of the short arm 56 is located at the front of the inner surface of the stopper 61.

The lower end of a rod 62 for positioning the outer edge of the disk 5 is fixed to the outer end of the positioning lever 48.

The disk positioning device 13 thus constructed is provided vertically symmetrically in the upper and lower parts of the box 1, and the upper end of the rod 62 is attached to the outer end of the positioning lever 48. The bottom edge and are each fixed.

When storing the disk 5 in the storage shelf 4 for the first time,
Alternatively, when replacing the already stored disk 5 with another disk 5, the disk 5 cannot be accurately gripped by the handle arms 61, 62 unless it is placed in an appropriate position on the shelf board 3. Therefore, when placing the disk 5 on the shelf board 3 from the outside, it is necessary to regulate the position of the disk 5 on the shelf board 3.

1 and 3, when the front door 7 of the box body 1 is opened, the front end 37a of the push rod 37 of the disk positioning device 13 is pushed by the biasing force of the spring 43.
protrudes further forward than the front plate 1a of the box body 1.

At this time, the positioning lever 48 of the disc positioning device 13 comes to the operating position for positioning the video disc 5, as shown by the solid line in FIG.

That is, the rods 62 fixed to the positioning levers 48 are waiting on both sides of the rear of the shelf board 3, and when the disk 5 is inserted into the storage shelf 4 from the front of the box 1, the rods 62 are attached to the rear left and right edges of the disk 5. The part is Rod 62
The disk 5 comes into a predetermined position on the shelf board 3.

After inserting the disk 5 into the storage shelf 4, when the door 7 is closed, the push rod 3 on the back side 7a
7, and the slide plate 36 and the locking member 58, which are integral with the push rod 37, are moved back as shown in FIG.

When the slide plate 36 retreats, the front edge of the hole 55 presses the pin 54 and moves both positioning levers 48.
The rod 62 is rotated to a retracted position in which it is expanded laterally to form a substantially straight line, and the rod 62 is retracted to a position to the side of the disk 5, as shown in FIG.

In this state, it becomes possible to insert the disk 5 into each shelf board 4 of the storage shelf 3 from behind. Its entry and exit have already been described.

In FIG. 5, the stopper 61 of the locking member 58
When the inner surface of the door 7 and the claw 57 of the short arm 56 are moved back, a small gap is created between the stopper 61 and the claw 57, and when the door 7 is closed and the slide plate 36 is moved back, the claw 57 is closed. The stopper 61 is retracted before reaching the stopper 61 position so that the rotation of the pawl 57 is not blocked.

However, when the positioning lever 48 is attempted to be rotated to the retracted position as shown in FIG. be done.
That is, the positioning lever 48 is opened only by the back and forth movement of the push rod 37 driven by the door 7, and is not opened by any other external force.

For example, when the disk 5 is pushed into the storage shelf 4 from the front, even if the disk 5 presses the rod 62, the positioning lever 48 will not expand.

FIG. 7 shows an alternative mechanism for driving the positioning lever 48.

An inverted T-shaped hole 64 is bored on both left and right sides of the slide plate 63, and a vertical hole 65 of this hole 64
A pin 54 at the inner end of the positioning lever 48 is inserted through.

When the push rod 37 is pushed back by the door 7, the pin 54 comes into contact with the front end of the horizontal hole 66 of the hole 64, and then rotates while being guided inward. Rod 62
can be retracted to a release position as shown in FIG.

However, even if you try to rotate the positioning lever 48 in the state shown in FIG. 7 when the door 7 is open, the pin 54 is prevented from rotating by both side edges of the vertical hole 65. , cannot be rotated in the same manner as in FIG.

[Effect of idea]

As mentioned above, in the illustrated embodiment,
Slide members that move back and forth in conjunction with the opening and closing of the door are provided above and below the storage shelves in the box of the video disc playback device, and when the slide members move forward following the opening and closing of the door, Interlockingly, the positioning rod installed at the outer end of the positioning lever rotates from the side of the video disc to the rear, allowing the video disc to be placed on the storage shelf from outside the box. At this time, the rear edge of the video disc is brought into contact with the rod, so that the video disc can be placed in the proper position. Furthermore, when the door is closed, the positioning action of the rod is released and the video disc can be taken in and out using the transport device, which is convenient.

[Brief explanation of the drawing]

FIG. 1 is a perspective view of an automatic video disc playback device to which the present invention is applied, FIG. 2 is a left side view with the side plate removed, and FIG. 3 is a diagram showing the relationship between the disc and the gripping member when gripping the disc. The longitudinal front view, Figure 4, showing the relationship is the top view of Figure 2, and Figure 5.
The figures are a plan view of a disk positioning device showing an embodiment of the present invention, FIG. 6 is an operational view of FIG. 5, and FIG.
The figure is a plan view showing another embodiment of the disk positioning device. 1... Box body, 1a... Front plate, 2... Support column, 3... Shelf board,
4...Storage shelf, 5...Video disk, 6...Peep window,
7...Door, 8...Hinge, 9...Support plate, 11, 12
...Video disc player, 13...Video disc positioning device, 14...Feed screw, 15a...Upper plate, 15b...Lower plate, 16...Bearing, 17...Motor,
18a, 18b...Gear, 19...Bracket, 21
...Pipe shaft, 22... Support column, 23... Lifting member, 24, 2
5...Handle arm, 26, 27...Recess, 28, 29
...Gripping member, 31...Operation panel, 32...Operation button, 33...Opening, 34...Substrate, 35...Leg piece, 3
6...Sliding plate, 37...Pushing rod, 38...Elongated hole, 3
8a...Stepped shaft, 39...Snat spring, 41...Bent piece, 42...Cut and raised, 43...Spring, 44...Screw,
45...Bending piece, 46...Screw, 47...Cut and raise, 48
...Positioning lever, 49...Mounting part, 51...Shaft,
52...pin, 53...tension spring, 54...pin, 5
5... Hole, 56... Short arm, 57... Claw, 58... Locking member, 59... Leg, 61... Stopper, 62... Rod, 63... Slide plate, 64... Hole, 65... Vertical hole,
66...side hole.

Claims (1)

[Scope of Utility Model Registration Claim] Video discs are housed in a box that has an opening in the front through which multiple video discs on which information is recorded can be taken in and out, and a door is hinged to this opening. A storage shelf with a plurality of shelf boards is provided, and a desired video disc is transferred from the storage shelf to the video disc by a transport device that moves between the storage shelf and a video disc player disposed at an appropriate position inside the box. In an automatic video disc playback device that plays back information by being conveyed to a player and vice versa, a board fixed in a box body above and below the storage shelf, and a board fixed to a front part of the box body A sliding plate is superimposed on the upper surface of the approximately central portion of the board, so that it can move back and forth in response to the opening and closing of the door, and the outer end is attached to the side edge near the rear of the video disk when the sliding plate moves forward. is integrated with a push rod whose front end can protrude forward beyond the opening of the box body when a forward force is applied by a slide spring and the door is opened; A slide plate overlapped with the upper center of the substrate; an inner end thereof is engaged with the slide plate, and as the slide plate moves forward, the slide plate rotates backward, and the outer end is attached to the storage shelf. The slide plate moves to a position corresponding to the rear side edge of the video disk placed on the shelf board, and rotates forward as the slide plate retreats, causing the outer edge to move away from the side edge of the video disk. so that you are in the correct position,
A pair of left and right positioning levers are pivotally mounted on the board, and each positioning lever is vertically attached to the outer end of each positioning lever, and when the door is opened, each positioning lever, together with the push rod, moves the sliding plate forward. and a rod configured to position the video disc by being rotated rearward through the rod to come into contact with the rear side edge of the video disc placed on the shelf board. A video disc positioning device in a video disc automatic playback device.