JPH0346155A - Automatic disk selector - Google Patents

Abstract

PURPOSE:To obtain an automatic disk selector, for which configuration is simplified, size is made compact and access time is short, to reproduce the both sides of a disk by moving a non-selecting housing case to right and left, moving a player to the selected and fixed housing case and reversely turning the player. CONSTITUTION:A moving device 2 moves a player 1 in a Y direction and stops it in a position Ya of a desired housing case 11a according to a command. Arms 28a and 28b of a disk returning mechanism 27 are opened. A pedestal 22 of a selector 21 is moved in the Y direction and matched with the case 11a and a fixing mechanism 24 is moved in an X direction and engaged to a pillar 15 of the case 11a. An arm 26 is opened and the other case is moved in the Y direction. The player 1 is moved in the X direction by the moving device 2 and matched with the center of a disk 10a. Then, the disk is fixed by a clamping mechanism 31, mounted to the player 1 and reproduced. After the reproducing, operation is returned to an initial state in the reverse order. When the player 1 is a one-side reproducing device, the player is once returned in the X direction and reproducing is executed by reverse turning. Thus, the access time is shortened.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an automatic disc selection device for selecting one disc from a plurality of discs and playing it back on a player.

[Prior Art] Conventionally, as an automatic disk exchange device, for example, one shown in FIG. 11 is disclosed in Japanese Patent Application Laid-Open No. 156536/1983.

The disk 201 is installed in the main tray mechanism section 200,
When taking out a predetermined disc, the disc playing mechanism section 70
0 moves to a predetermined position in the Y direction, then the disc transport mechanism 600 operates to take out the disc from the tray, transport it in the X direction, and attach it to the disc playing mechanism for playback. There is.

[Problems to be Solved] This type of conventional method has the following problems.

1) Accuracy is required in disc selection (positioning control), and circular discs are directly handled;
Because the gripping mechanism cannot be moved rapidly, and because its operation requires two pairs of gripping and releasing, the time required to remove the disc from the tray and attach it to the performance mechanism (access time) is extremely long. , it takes about 10 seconds.

2) Since a moving space is required to transport the disk, the apparatus becomes large.

3) Since the circular disk is directly handled, the gripping and holding mechanism is complicated, failure is likely to occur, and the cost of the device is high.

4) Since there is no disc reversal mechanism, discs recorded on both sides cannot be played back.

The present invention has been made in order to solve the above-mentioned problems of conventional devices, and it is an object of the present invention to provide an automatic disk selection device that has a short access time, has a simple configuration, is highly reliable, and is compact. The challenge is to

[Means for Solving the Problems] The automatic disc selection device of the present invention uses a disc support mechanism located in front of a main body case to move a plurality of storage cases containing discs vertically from side to side. and a disk selection device that is located behind the disk support mechanism and is provided to be driven in the left and right direction. a fixing mechanism for fixing a selected one of the storage cases, and a pair of select levers for moving storage cases other than the selected storage case in the left-right direction: provided at the rear of the main body case; 2. A player moving device with a disc clamping mechanism that moves the player back and forth, left and right, and rotationally while keeping the player in a vertical position.2. It consists of a pair of return arms that return the disk storage case that has been moved in the left and right direction to its initial position; and;

[Function] The discs are placed one by one in a storage case and supported by a support mechanism so that they can be moved left and right. Storage cases other than the selected storage case can be moved left and right by the select lever of the disc selection device. The structure is extremely simple compared to the conventional case in which circular disks are directly handled.

The player is then moved by the player moving device toward the storage case fixed by the fixing mechanism of the disc selection device, and the disc is clamped by the clamping mechanism and played back, making the device smaller than before. can be converted into Further, in combination with the configuration of the disk selection device described above, the access time can be significantly shortened compared to the conventional method.

Furthermore, by rotating the player inverted using a player moving device, it is possible to play back both sides of the disc.

[Example] An embodiment of the present invention will be described below with reference to the drawings.

First, an overview of the overall configuration will be explained with reference to FIGS. 1 and 2.

The disks 10 are housed one by one in a housing case 11. A support mechanism 51 that supports the plurality of storage cases 11 movably in the left-right (Y) direction is provided in front of the main case 50. And a storage case 11 for the disk 10
For replacement and installation, open door 1 on the front of the main case.
It is designed to be done with 4' open.

A disk selection device 21 equipped with a fixing mechanism for fixing a selected storage case 11 and a select lever for moving storage cases other than the selected storage case in the left and right directions is installed at the rear of the main body case 50. It is provided so as to be driven to move in the Y) direction.

A player moving device 2 is provided at the rear of the main body case 50 to hold the player 1 in a vertical position and move it back and forth, left and right, as well as turn it upside down.

A disk return mechanism 27 for returning the disk storage case 11 to its initial position is provided above the disk support mechanism 51.

A computer 43 for sequentially controlling the operations of each of the components described above is provided within the main body case 50, and an operation panel 42 thereof is provided on the front surface of the main body case.

Next, details of each component will be sequentially explained with reference to the drawings.

FIG. 3 is a perspective view of the disk support mechanism 51.

Disks 10 are stored one by one in a storage case 11. A plurality of storage cases 11 are guided by two slide guides 12 that are attached to the main case, and are moved to the left and right (Y).
It is supported so that it can move in any direction. Containment case 1
1 has an opening window 1 for reading signals when the player is attached.
3 is open.

A holding mechanism 16 holds each housing case 11 in a vertical state so that the housing case 11 is smoothly guided by the slide guide 12 when the housing case 11 is moved in the left-right direction by the disk selection device 21 (details will be described later). is provided. This holding mechanism 16 has a configuration shown in FIG. 4.

Binions 17a are installed at both ends of the top of the storage case 11.
, 17b is mounted thereon. On the other hand, a binion 17c is pivotally attached to one side of the lower surface of the storage case 11. Further, three racks 18 are hung on the main body case. Thus, the binions 17a and 17b directly connect to the rack 18, and the binions 17c connect directly to the rack 17d.
It is engaged with the rack 18 via. A timing belt 19 is wound around the binions 17b and 17c. In this way, the storage case 11 becomes the slide guide 12.
The pinion shaft 17 rotates as it moves while being guided by the
Since the binion 17c is rotated in synchronization with this, the storage case 11 is supported at three points above and below, and is moved while maintaining the vertical state.

Next, the disk moving device 2 will be explained with reference to FIGS. 5 and 6.

The moving device 2 includes a moving frame 4 that moves in the left-right (Y) direction, and a moving table 4a that moves in the front-rear (X) direction.The player 1 places the turntable 3 on this moving table 4a. It is attached so that it can be rotated in reverse.

The movable frame 4 is guided by a slide guide 5 hooked to the main body case, and is driven to move in the left-right (Y) direction via a timing belt 7 driven by a motor 6. Similarly, the movable table 4a is guided by a slide guide 5a and driven to move in the front and rear (X) direction via a timing belt 7a driven by a motor 6a. On the other hand, the player 1 is rotated in reverse through a gear train driven by a motor 8.

The player 1 is provided with a disc clamp mechanism 31 shown in FIG. The spindle shaft 32 is connected to the motor 3
The rack 34, which is driven in the vertical direction by the rack 3, is moved back and forth in the Y direction via a link, thereby clamping and releasing the disk 10.

Next, the disk selection device 21 will be explained with reference to FIG.

A base 22 is provided so as to be movable in the Y-axis direction while being guided by a slide guide 23 by a mechanism similar to the Y-direction movement mechanism of the movable frame 4.

On the other hand, a ball 15 is provided at the upper end of the disk storage case 11 for fixing the storage case. A bifurcated fixing mechanism 24 that clamps this ball 15
is provided at the end of the base 22 so as to be driven back and forth in the X direction. Further, a pair of select levers 26a and 26b are provided on the base 22 so as to be rotatable in opposite directions. These select levers are rotated via a gear train 29 driven by a motor 25 and a belt 28, and the fixing mechanism 24 is also moved back and forth by a pinion and rack mechanism (not shown) driven by the motor 25. It is now done through

Next, the disk return mechanism 27 will be explained with reference to FIG.

A pair of return arms 28a128b having L-shaped tips are driven to move in opposite directions via a gear train 30 driven by a motor 29.

Next, the operation of the present apparatus will be described for the case where the disc 10a housed in the housing case lla is played back. 10th
The figure is a schematic explanatory diagram of an operation flowchart.

When the above operation is commanded by the operation panel 42, the player moving device 2 operates to move the player 1 in the Y direction and move the player 1 to a place Ya (No. Stop at Figure 4).

The return arm 28a128b of the disk return mechanism 27,
Open to the position shown by the two-dot chain line in FIG.

The tip of each arm is fixed at the position of YatSYbt.

Next, the base 22 of the disc selection device 21 is moved in the Y direction to align the fixing mechanism 24 with the storage case 11a.

Then, the fixing mechanism 24 is moved in the X direction, and the fixing mechanism 24
is engaged with the pole 15 of the storage case lla to fix the storage case lla. And the select lever 26a,
26b to the state shown by the two-dot chain line in FIG. 8, move the storage cases other than storage case lla in the Y direction, and insert player 1 between storage cases lla, llb, and lie. Create space.

Next, player 1 is moved to
to align the center of the player with the center position of the disc 10a. Then, by the clamp mechanism 31,
The disc 10a is clamped and attached to the player 1.

In this state, information on the disc 10a is reproduced, and audio and images are reproduced using an external TV, speakers, etc.

After the regeneration is completed, perform the operation opposite to that described above to return to the initial state, and finally move the return arm 28a128b to the ninth position.
Return each tip to the position shown by the solid line in the figure.
Set to the SYbi position and close the space between each storage case.

When playing a disc with information recorded on both sides, if the player 1 is capable of playing both sides, the above operation will not cause any problems, but if the player 1 is a single-sided player, the player 1 must be moved in the X direction once. After returning and rotating the player 1 in the reverse direction, the above-mentioned operation may be performed.

The above-mentioned operations are automatically executed by the control computer 43 by inputting necessary information through the operation panel 42.

Also, when replacing disk 10 with another disk,
Just open the disk exchange door 14 and replace the disk.

The disks to which the present invention is applied include a wide range of disks, including laser disks, CDs, CD-ROMs, recordable and erasable optical disks, as well as hard disks, magnetic disks such as floppy disks, etc.

Moreover, the disc diameter can be applied to any of 12 inches, 8 inches, 5.25 inches, and 3.5 inches.

[Effects of the Invention] The automatic disk selection device of the present invention is as described above,
The disks are placed one by one in a storage case and supported by a support mechanism so as to be movable in the left and right directions, and the storage cases other than the selected storage case are moved in the left and right directions by a select lever of a disk selection device. , the configuration is extremely simple compared to the conventional case where a circular disk is directly handled.

The player is then moved by the player moving device toward the storage case fixed by the fixing mechanism of the disc selection device, and the disc is clamped by the clamping mechanism and played back, making the device smaller than before. can be converted into In addition, in combination with the configuration of the disk selection device described above, the access time can be significantly shortened to about 5 seconds compared to the conventional method.

Furthermore, by rotating the player inverted using a player moving device, it is possible to play back both sides of the disc.

[Brief explanation of drawings]

FIG. 1 is a perspective view showing an embodiment of the device of the present invention, and FIG.
Figures a) and (b) are front and side views, respectively.
The figure is a perspective view of the disc support mechanism, Figure 4 is an explanatory diagram of the vertical holding mechanism of the disc storage case, Figure 5 is a perspective view of the player moving device, Figure 6 is an explanatory diagram of the player reversing mechanism, and Figure 7 is an explanatory diagram of the player reversing mechanism. 8 is a perspective view of a disk selection device, FIG. 9 is a perspective view of a disk return mechanism, FIG. 10 is an operation flowchart, and FIG. 11 is a perspective view of a conventional automatic disk exchange device. be. 1... Player 2... Player moving device, 1
0...Disk, 11...Disk storage case, 2
1... Disc selection device, 24... Fixing mechanism, 26
a, 26b...Select lever 27...Disk return mechanism, 28a, 28b...Return arm, 31...
・Clamp mechanism, 0... Main body case, 1... Disp support mechanism.

Claims (1)

[Scope of Claims] A disk support mechanism provided in front of a main body case that supports a plurality of storage cases containing disks so as to be movable in the left and right directions while maintaining a vertical state; A fixing mechanism for fixing a selected one of the plurality of storage cases supported by the disk support mechanism, with a disk selection device located at the rear of the support mechanism and provided to be driven in the left-right direction; , a pair of select levers that move storage cases other than the selected storage case in the left-right direction, and a player moving device located at the rear of the main case, which has a disc clamp mechanism. A device that maintains the vertical position of the player and drives it back and forth, left and right, and a disk return mechanism installed above the disk storage mechanism to initialize the disk storage case that has been moved left and right by the disk selection device. An automatic disk selection device consisting of a pair of return arms for returning to the position;