JPH08241561A - Disk loading device - Google Patents

Abstract

PURPOSE: To improve a disk handling operation by enabling a disk to be easily taken out. CONSTITUTION: A disk rack main body 15 is defined with 1st and 2nd disk racks 30 and 31, where the 1st disk rack 30 is provided with a disk inlet/outlet hole 30b. Under the state of turning both 1st and 2nd disk racks 30 and 31 in the disk take-out direction, when the 2nd disk rack 31 is further turned in the disk take-out direction, a small diameter disk 10b is moved from the disk inlet/outlet hole 30b of the 1st disk rack 30 for housing large diameter disks 10a into a groove part 31a of the 2nd disk rack 31.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a disc loading apparatus suitable for an electronic file system and an automatic disc changer device in which a disc for handling various kinds of information such as music information and video information can be exchangeably mounted in a disc drive section.

[0002]

2. Description of the Related Art Generally, in a disc autochanger, for example, a plurality of discs having different diameters and having different shape dimensions for storing music information and video information are vertically housed in a disc rack and faced to the disc rack. The disk drive body is arranged so as to be movable in the arrangement direction. A disc loading device is mounted on the disc drive main body, and the disc loading device is used to selectively load discs of different diameters having different shapes and dimensions to be accommodated in the disc rack to the disc drive unit. Drives of disks having different diameters are realized by using the same disk drive unit.

In such a disc loading device, as shown in FIG. 14, a plurality of disc racks 1 in which a plurality of disc receiving grooves 1a are formed are arranged on a chassis 2 at a predetermined interval. They are arranged rotatably in the directions of arrows A and B (around an axis substantially parallel to the disk array direction) via shafts. And this disk rack 1
A disk drive body 4 is disposed on the chassis 2 facing to be movable in the directions of arrows C and D (direction of disk arrangement) via a transfer mechanism 5. This disk drive body 4
Is equipped with a disk loading mechanism 4a and a disk drive unit 4b, and the disk loading mechanism 4a is operated while the disk drive body 4 is transferred to a predetermined position of the disk rack 1 via the transfer mechanism 5. The disc in the disc housing groove 1a of the rack 1 is loaded and attached to and detached from the disc drive unit 4b.

The disk rack 1 is provided with a locked portion 1b corresponding to the lock lever 7, and the locked portion 1b is locked by the lock lever 7 to resist the spring force of the reset spring 7a. The position is regulated on the chassis 2. A lock release lever 8 is operably arranged on the chassis 2 in correspondence with each lock lever 7. The lock release lever 8 is provided with an operation portion 8a at one end and a lock release portion 8b at the other end corresponding to the lock lever 7. The lock release portion 8b is interlocked with the operation of the operation portion 8a. Then, the lock lever 7 is operated to disengage from the locked portion 1b of the disk rack 1. As a result, the disc rack 1 can be exchanged by rotating it in the direction of arrow A.

Further, the lock release lever 8 is provided with an operation restricting portion 8c corresponding to the tip of the disk drive main body 4. The operation restricting portion 8c has a size corresponding to the width dimension L of the disk rack 1, and when the disk drive body 4 faces the disk rack 1, the disk rack 1
The lock lever 7 is prevented from being operated, and the lock lever 7 is prevented from being unlocked. As a result, the disk rack 1 is prevented from rotating in the direction of arrow A in the state where the disk drive main body 4 faces the disk rack 1, and safety is ensured during disk drive.

However, in the above disc loading device, a plurality of discs having different diameters are used in the same disc rack 1.
Due to the structure accommodated in the disk rack, particularly when replacing the disks housed in the disk rack 1, especially when a small-diameter disk is arranged between the large-diameter disks, the disk ejecting work including the disk replacement is very troublesome. Have the problem of being.

Further, according to this, in order to securely lock the disk rack 1 in the disk drive state to ensure safety, the lock release lever 8 is provided with the disk rack 1
Due to the configuration including the operation restricting portion 8c having the width dimension L or more, there is a problem that the lock structure becomes very large.

The situation is not limited to an autochanger device for a disc on which music information or video information is recorded, and is the same for a disc loading device for a so-called electronic file system.

[0009]

As described above, the conventional disk loading apparatus has a problem that the work of taking out the disk is troublesome or the locking mechanism of the disk rack becomes large.

The present invention has been made in view of the above circumstances, and it is an object of the present invention to provide a disk loading device having a simple structure and capable of realizing a simple disk ejecting operation.

Further, the present invention has been made in view of the above circumstances, and provides a disk loading device having a simplified structure, realizing highly accurate operation control, and promoting miniaturization. The purpose is to do.

[0012]

According to the present invention, a plurality of disc accommodating grooves in which a plurality of discs of different diameters having different shapes and dimensions are accommodated and arranged in a substantially vertical form are arranged in parallel. A plurality of groove portions that form the plurality of disc housing grooves are provided corresponding to each other, and a disc inlet / outlet through which a small-diameter disc among the plurality of discs is inserted / removed is provided in one of the plurality of groove portions. A first position that is coaxially rotatable about an axis that is substantially parallel to the array direction of the disks that controls the first position that forms the groove and the second position that the small diameter disk moves in and out of the disk inlet / outlet. And a disk rack main body having a second disk rack and a disk rack main body facing the disk rack main body so as to be movable in the disk array direction. A disk drive main body provided with a disk drive unit, and a disk in the disk storage groove corresponding to a plurality of disks which are controlled to move the disk drive main body in a substantially vertical shape in the disk storage groove of the disk rack main body. A disk loading means for attaching and detaching to and from a disk drive section of the disk drive body, and movably provided in a disk array direction of the disk rack body,
A disk including a disk drive main body provided with a disk drive unit for attaching and detaching the disk in a substantially vertical shape, and a lock releasing means for releasably locking the first and second disk racks at the first position. The loading device was configured.

According to the above construction, the disk rack main body rotates both the first and second disk racks in the take-out direction, and then operates the unlocking means to operate the first and second disk racks. By rotating one of the racks with respect to the other, the small-diameter disk is moved from the disk inlet / outlet to the other groove. Therefore, disks of different diameters having different shapes and sizes are separated into the first and second disk racks of the disk rack body, and a simple disk exchange operation can be performed.

Further, according to the present invention, a plurality of disc accommodating grooves in which a plurality of discs of different diameters having different shapes and sizes are accommodated and arranged in a substantially vertical shape are arranged in parallel, and the plurality of discs are arranged. A plurality of groove portions that form the accommodation groove are provided corresponding to each other, and a disc inlet / outlet through which a disc having a smaller diameter among the plurality of discs enters and exits is provided in one of the plurality of groove portions to form the disc accommodation groove. Position and the first and second shafts that are coaxially rotatable about an axis that is substantially parallel to the array direction of the disks that controls the second position where the small-diameter disk moves in and out of the disk inlet / outlet.
A disk rack main body having a disk rack, and a disk drive main body provided opposite to the disk rack main body so as to be movable in the disk array direction, and provided with a disk drive unit for inserting and removing the disks in a substantially vertical shape, The movement of the disk drive body is controlled to correspond to a plurality of disks accommodated in the disk accommodation groove of the disk rack body substantially vertically, and the disk of the disk accommodation groove is attached to and detached from the disk drive portion of the disk drive body. Disk loading means, unlocking means for releasably locking the first and second disk racks in the first position, and the other of the first and second disk racks is second to one. When it is rotated to the position of, one of the first and second disk racks is turned over by reversing the one with respect to the other. To constitute a disk loading apparatus diameter disk and a disk ejection guide mechanism for guiding the disk entrance.

According to the above structure, the disk rack main body rotates both the first and second disk racks in the take-out direction, and then one of the first and second disk racks is further taken out in the take-out direction. By rotating the disc, the small-diameter disc is moved from the disc entrance / exit to the other groove by the action of the disc ejection guide mechanism, and the large-diameter disc is guided and moved in the one groove. Therefore, disks of different diameters having different shapes and sizes are separated into the first and second disk racks of the disk rack body, and a simple disk exchange operation can be performed.

Further, according to the present invention, a plurality of disc accommodating grooves for accommodating and arranging a plurality of discs in a substantially vertical state are provided in parallel, and the discs are coaxially rotated about an axis substantially parallel to the arranging direction of the discs. A disk rack body freely provided,
A disk drive main body provided opposite to the disk rack main body so as to be movable in the disk array direction, and provided with a disk drive unit for inserting and removing the disks in a substantially vertical shape,
The movement of the disk drive body is controlled to correspond to a plurality of disks accommodated in the disk accommodation groove of the disk rack body substantially vertically, and the disk of the disk accommodation groove is attached to and detached from the disk drive portion of the disk drive body. And a disk loading means for locking the disk rack main body at a first position corresponding to the disk drive main body. The disk rack main body is pressed against the disk drive main body by pressing the disk rack main body. A push-push mechanism which is locked to the disk drive body and is unlocked by the next pressing operation; and a member which is provided on the disk drive body and is movably locked to the disk rack body while facing the disk rack body. A disk loading device was configured with stop means.

According to the above construction, the disk rack main body, in the state where the disk drive main body is provided opposite thereto,
When the locking portion of the disk drive main body is locked, the push-push mechanism is kept in the non-operating state to reliably prevent unlocking, and when the disc drive main body is disengaged, The locking portion is disengaged, the push-push mechanism becomes operable, and the lock can be released and locked. Therefore, as a structure for preventing unlocking, after making the components smaller than before,
Highly safe lock and unlock operations are possible.

[0018]

Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 shows an essential part of a disk loading device according to an embodiment of the present invention, in which a disk drive body 11 is provided with a turntable drive mechanism part, an optical head part, and the like at approximately the center. A disk drive unit 11a is provided. The disk drive body 11 is
It is attached to the chassis 13 via the transfer mechanism 12 so as to be movable in the directions of arrows C and D, and a disc loading mechanism portion 14 is mounted at one end thereof. In this disc loading mechanism 14, the disc drive main body 11 has a transfer mechanism 1.
While being transferred to a predetermined position of the disk rack body 15 via 2, the disk 10a (10b) of the disk housing groove 15a of the disk rack body 15 is driven to be loaded and removed from the disk drive unit 11a.

On the chassis 13 facing the transfer path of the disk drive main body 11, a disk rack main body 15 is disposed via a shaft 16 so as to be rotatable in the directions of arrows A and B.
The disk rack main body 15 is formed with a plurality of disk housing grooves 15a capable of housing disks 10a and 10b having different diameters and having different shapes in a substantially vertical shape. The disc accommodating groove 15a is provided with discs 10a, 10 having different diameters.
Any one of b is selectively accommodated.

As shown in FIG. 2, the disk rack body 15 has a first shaft coaxially rotatably supported by a shaft 16.
And second disk racks 30 and 31. A plurality of groove portions 30a and 31a are formed in the first and second disk racks 30 and 31 so as to face each other, and in the integrated state, the groove portions 30a and 31a form the disk receiving groove 15a. To do. Of these, the first disk rack 30 is provided with a disk entrance / exit 30b corresponding to the small-diameter disk 10b, and an engaging pin 30c is projectingly provided on the side wall thereof. A locked claw 30d is provided at the tip of the first disk rack 30.

On the other hand, the second disk rack 31 is provided with a lock operation part 31b at its tip end so that it can be pressed.
The lock operating portion 31b is provided with a lock claw 31c corresponding to the locked claw 30d of the first disk rack 30. The lock operation portion 31b, for example, by pressing the operation, causes the second disk rack 31 to be united with the first disk rack 30, and the lock claw 31c locks the locked portion 30d to lock in the united state. Then, the second disk rack 31 is provided with an engaging portion 31 for guiding ejection.
d is formed.

On the chassis 12, one end of the discharge guide member 17 is rotatably supported via a shaft 18 (see FIG. 3). The discharge guide member 17 has an engaging portion 17a for discharge guide at one end.
Is formed corresponding to the engaging portion 31d of the
The long hole 17b is formed. A recess 17c is formed in the middle of the elongated hole 17b, and the second disk rack 3 is
One engagement pin 30c is movably accommodated. And
A spring member 19 is attached to the discharge guide member 17 so that a spring force is applied clockwise in the drawing.

As shown in FIG. 4, the disk rack body 15 is provided with a locked portion 30e for attachment to the first disk rack 30. And this locked portion 3
A push-push mechanism 40 for rack lock is arranged on the chassis 12 corresponding to 0e. In this push-push mechanism 40, a mounting member 41 is mounted on the chassis 12 as shown in FIG. 5, and a cam slider 42 having a heart cam groove 42a is movably supported in the mounting member 41 in the E and F directions.

A lock member 43 is attached to the shaft 4 of the mounting member 41.
It is rotatably supported via 4. The lock member 43 is provided with a lock portion 43a at one end corresponding to the locked portion 30e of the first disk rack 30 and a guide pin 43b at the other end. The guide pin 43b is loosely inserted into the mounting member 41 and then engaged with the heart cam groove 42a of the cam slider 42. A spring member 45 is attached to the cam slider 42 so as to apply a spring force in the arrow E direction.

A plurality of rack lift-up spring members 46 are arranged on the chassis 12 so as to face the back surface of the first disk rack 30 (see FIG. 4). The spring member urges the first disk rack 30 of the disk rack body 15 to rotate in the arrow A direction when the disk rack body 15 is attached.

A locking portion 11b is formed on the disk drive body 11 so as to correspond to the disk rack body 15. The locking portion 11b is provided so as to correspond to the locked portion 30e of the disk rack body 11, and is disposed between the disk rack body 15 and the chassis 13 in a state where the disk drive body 11 faces the disk rack body 15. To regulate the pressing operation of the disk rack body 15 (see FIG. 5).

In the above structure, the disk rack body 1
5 is positioned at the mounting position by applying a spring force in the direction opposite to the chassis 13 by the spring member 46 in a state where the locked portion 30e is locked by the lock portion 43a of the lock member 43 (FIG. 6A). In this state, the disk drive body 11 is transferred in the C and D directions by the transfer mechanism 12 and controlled to move to a predetermined position in the disk housing groove 15a. Here, the disc loading mechanism 14 is driven to transfer the disc 10a (10b) of the disc accommodating groove 15a of the disc rack main body 15 to the disc drive unit 11a of the disc drive main body 11 to be attached / detached to realize disc drive.

When replacing the disk 10a (10b) of the disk rack body 15, first,
The disk drive body 11 is moved to a position where it does not face the disk rack body 15, and the disk rack body 15 is pressed toward the chassis (see FIG. 6B). Then, the lock member 43 is slightly rotated counterclockwise in FIG. 6, and the engagement pin 43b is moved to the cam slider 42.
Is disengaged from the locking portion of the heart cam groove 42a. As a result, the cam slider 42 is moved in the direction of arrow F by the spring force of the spring member 45, the locked portion 30e of the disk rack body 15 is disengaged from the lock portion 43a of the lock member 43, and the disk rack body 15 is spring member. The spring force of 46 releases the position restriction at the disk drive position (see FIG. 7A).

Next, the disk rack main body 15 has a shaft 16
Is rotated to the disc take-out position in the direction of arrow A, and the lock operation portion 31b of the second disc rack 31 is pressed at the disc take-out position. Then, the union of the first and second disk racks 30 and 31 is released, and the second disk rack 31 is further rotated with respect to the first disk rack 30 about the shaft 16 in the arrow A direction. , The disk rack entrance / exit 30b of the first disk rack 30 is opened (see FIG. 8).
Here, the engaging portion 31d of the second disk rack 31 is brought into contact with the engaging portion 17a of the ejection guide member 17 (see FIG. 9), and the second disk rack 31 is further rotated in the same direction. Then, the engaging portion 31d urges the engaging portion 17a of the discharge guide member 17 to rotate counterclockwise in the drawing. As a result, the first disk rack 30 has the engagement pin 30c.
Is urged by the discharge guide member 17 and slightly reversed in the direction of arrow B, and only the small-diameter disk 10b of the first disk rack 30 is guided from the disk inlet / outlet 30b to the groove portion 31a of the second disk rack 31. Thus the first
Second disk rack 30 moves in the direction of arrow B
The angle between the disk rack 31 and the disk rack 31 is widened, so that the disk 10b having a small diameter can be easily taken out and housed and scanned. Here, the large-diameter disk 10a is left as it is in the first disk rack 30, and both disks are separated and housed, which improves the operability of taking out and housing the disks.

At this disc take-out position,
When the replacement work of the small-diameter disk 10b of the disk rack body 15 is completed, the mounting operation is performed in a procedure substantially reverse to the above-described disk ejecting operation.

Further, when the large-diameter disk 10a contained in the disk body 15 is replaced, or when only the small-diameter disk 10b is housed in the disk rack body 15, the disk is replaced by the disk. The rack body 15 is rotated in the direction of arrow A in a state where the first and second disk racks 30 and 31 are combined. As a result, the disk rack body 15 is rotated to the disk take-out position, and the disk 10a (10b) can be replaced. At this time, the discharge guide member 17 has the elongated hole 17
The engaging pin 30c accommodated in b is accommodated in the concave portion 17c and its position is regulated, so that the engaging portion 17a
Is separated from the engaging portion 31d of the second disk rack 21 and allows rotation of the entire disk rack body 15 (see FIGS. 10 and 11).

Next, when the disk replacement is completed as described above and the disk rack main body 15 is fixedly arranged on the chassis 13, first, the disk rack main body 15 is inverted from the disk take-out position, and the spring member 46. The pressing operation is performed in the chassis direction against the spring force of (see FIG. 7A). Then, the locked portion 3 of the disk rack body 15
0e presses the lock portion 43a of the lock member 43 to urge the lock member 43 to rotate counterclockwise in the drawing (see FIG. 7).
(B)). Here, the engagement pin 43 of the lock member 43
b is disengaged from the engagement portion of the heart cam groove 42a of the cam slider 42, and the cam slider 42 is moved in the arrow E direction by the spring force of the spring member 45 by the action of the heart cam groove 42a. The locking member 43 is locked by the engagement pin 43b being locked by the locking portion of the heart cam groove 42a, and the locked portion 30e of the disk rack body 15 is locked by the locking portion 43a. The rack body 15 is fixed and locked at the disc loading position on the chassis 13 (see FIG. 6A).

Further, when the disks 10a and 10b are taken out from the disk rack main body 15, if the disk drive main body 11 is arranged facing the disk rack main body 15, the locking portion 11b of the disk drive main body 11 is It is interposed between the disk rack body 15 and the chassis 13. As a result, even if the disk rack body 15 is pressed in the chassis direction, the locking portion 11b of the disk drive body 11 restricts the movement thereof in the chassis direction. As a result, the lock member 43 is kept in a non-operating state, and the locked portion 30e of the disk rack body 15 is secured by the lock portion 43a.

As described above, the disk loading device divides the disk rack body 15 into the first and second disk racks 30 and 31, and the first disk rack 30 is provided with the disk inlet / outlet port 30b. When the second disk rack 31 is further rotated in the take-out direction in a state where both the second disk racks 30 and 31 are turned in the take-out direction, the first disk 10a having the large diameter is accommodated. Disc entrance 30b of the disc rack 30
From the small diameter disk 10b to the second disk rack 31
It is configured to be moved to the groove portion 31a.

According to this, the disks 10a (10b) having different diameters and having different shapes and sizes are separated into the first and second disk racks 30 and 31 of the disk rack body 15, including disk replacement work. Predetermined disc 1
0a (10b) can be easily taken out, and a simple handling operation is realized.

Further, the disc loading device is
When the disk drive main body 11 is provided opposite to the disk rack main body 15, the locking portion 11b of the disk drive main body 11 is locked to the disk rack main body 15 to keep the push-push mechanism 40 in a non-operating state. When the disk drive main body 11 is unlocked by locking the locking portion 11b of the disk drive main body 11, the push-push mechanism 40 becomes operable and can be locked and unlocked. Configured to.

According to this, since the lock release structure is not affected by the size of the disk rack body 15,
The components can be easily miniaturized, and the locking and unlocking operations with high safety can be performed. In the above embodiment, the ejection guide member 17 is provided so that the second disk rack 31 can be removed in the removing direction. When it is rotated and further rotated in a state of rotating to a predetermined position, the first
The disk rack 30 of FIG. 2 is inverted in the mounting direction, and the small-diameter disk 10b and the large-diameter disk 10a are attached to the second and first disks.
However, the present invention is not limited to this, and may be configured without disposing the discharge guide member as shown in FIGS. 12 and 13, for example. However, in the drawing, each part other than the discharge guide member is configured in the same manner, and therefore, for convenience, the same parts are denoted by the same reference numerals, and the description thereof will be omitted.

That is, the disc rack main body 15 is pushed by the push-push mechanism 4 as described above.
It is locked or unlocked on the chassis via 0. Then, the disk 10 of the desk rack body 15
In the case of a (10b) disk removal disk replacement, after unlocking the locked part 30e by the lock member 43 of the push-push mechanism 40, the lock operation part 31b of the second disk rack 31 is pressed. It Then, the union of the second disk rack 31 and the first disk rack 30 is released, and the second disk rack 31 is rotated to the take-out position with respect to the first disk rack 30. Here, the small-diameter disc 10b accommodated in the first disc rack 30 is guided to the groove portion 31a of the second disc rack 31 so as to roll from the disc entrance 30b of the first disc rack 30. As a result, the large-diameter disk 10a remains in the groove portion 30a of the first disk rack 30 and the small-diameter disk 10b is moved to the second disk rack 31, enabling the removal work including the exchange of both. In the embodiment, the push-push mechanism 40 has been described as being arranged in the disc rack body 15 composed of the separable first and second disc racks 30, 31, but the present invention is not limited to this, and for example, a plurality of It can be applied to an integrated type disk rack body having a disk accommodating groove, and the same effect is expected.

It should be noted that a plurality of desk bodies 15 can be arranged in the transfer direction of the disk drive body 11, each of which is provided with a locked portion 30e, which corresponds to the chassis 12, a push-push mechanism 40, a spring member. 46, 46 may be provided. Therefore, it is needless to say that the present invention is not limited to the above-described embodiment, and that various modifications can be made without departing from the scope of the present invention.

[0040]

As described in detail above, according to the present invention, it is possible to provide a disk loading device having a simple structure and capable of realizing a simple disk ejecting operation.

Further, according to the present invention, it is possible to provide a disc loading device having a simplified structure, realizing highly accurate operation control, and promoting miniaturization.

[Brief description of drawings]

FIG. 1 is a diagram showing a disc loading device according to an embodiment of the present invention.

FIG. 2 is a diagram showing the disk rack body of FIG. 1 taken out and shown.

FIG. 3 is a diagram showing details of the discharge guide structure of FIG.

FIG. 4 is a view showing the lock structure of FIG.

FIG. 5 is a diagram showing details of FIG. 4;

FIG. 6 is a view showing the rack lock operation of FIG. 1.

FIG. 7 is a diagram showing a rack lock operation of FIG. 1.

FIG. 8 is a diagram showing details of the disk rack body of FIG.

9 is a diagram showing the disc ejection guide operation of FIG. 8;

FIG. 10 is a diagram shown for explaining the operation of the disk rack body of FIG. 1.

FIG. 11 is a diagram shown for explaining the operation of the disk rack body of FIG. 1.

FIG. 12 is a diagram showing another embodiment of the present invention.

FIG. 13 is a diagram showing the operating state of FIG. 12;

FIG. 14 is a diagram shown for explaining a problem of a conventional disc loading device.

[Explanation of symbols]

 10a, 10b ... Discs. 11 ... Disk drive main body. 11a ... Disk drive unit. 11b ... Locking part. 12 ... Transfer mechanism. 13 ... Chassis. 14 ... Disk loading mechanism. 15 ... Disk rack body. 15a ... Disk accommodating groove. 16, 18, 44 ... Axis. 17 ... Discharge guide member. 17a ... Engaging portion. 17b ... elongated hole. 19, 45, 46 ... Spring members. 30, 31 ... First and second disk racks. 30a, 31a ... Grooves. 30b ... Disk entrance / exit. 30c ... Engaging pin. 30d ... Locked claw. 30e ... Locked part. 31b ... Lock operation unit. 31c ... Lock claw. 31d ... Engaging portion. 40 ... Push push mechanism. 41 ... Mounting member. 42 ... Cam slider. 42a ... Heart cam groove. 43 ... Lock member. 43a ... Lock part. 43b ... Guide pin.

Claims (5)

[Claims] 1. A plurality of disc accommodating grooves, in which a plurality of discs of different diameters having different shape dimensions are accommodated and arranged in a substantially vertical shape, are arranged in parallel, and the plurality of disc accommodating grooves are formed. A plurality of groove portions corresponding to each other are provided,
Further, a disc inlet / outlet through which a disc having a smaller diameter of the plurality of discs enters and exits is provided in one of the plurality of grooves, and a first position at which the disc accommodating groove is formed and a second position at which the disc with a smaller diameter comes in and out from the disc inlet / outlet And a disk rack body having first and second disk racks coaxially rotatable about an axis substantially parallel to the disk array direction that controls the position of the disk, and the disk array direction of the disk rack body. And a disk drive body provided with a disk drive unit for movably mounting and removing the disk in a substantially vertical shape, and a movement control of the disk drive main body so that the disk drive body is substantially vertical to a disk accommodating groove of the disk rack body. Corresponding to a plurality of discs to be accommodated, the disc in the disc accommodating groove is attached to and detached from the disc drive unit of the disc drive main body. A disk loading unit, a disk driving unit provided opposite to the disk rack main body so as to be movable in the disk arranging direction, and provided with a disk driving unit for loading and unloading the disks in a substantially vertical shape; A disk loading device comprising: lock releasing means for releasably locking the second disk rack at the first position. 2. A plurality of disc accommodating grooves in which a plurality of discs of different diameters having different shape dimensions are accommodated and arranged in a substantially vertical shape are arranged in parallel, and the plurality of disc accommodating grooves are formed. A plurality of groove portions corresponding to each other are provided,
Further, a disc inlet / outlet through which a disc having a smaller diameter of the plurality of discs enters and exits is provided in one of the plurality of grooves, and a first position at which the disc accommodating groove is formed and a second position at which the disc with a smaller diameter comes in and out from the disc inlet / outlet And a disk rack body having first and second disk racks coaxially rotatable about an axis substantially parallel to the direction in which the disks are arranged, and facing the disk rack body. A disk drive main body provided so as to be movable in the disk array direction and provided with a disk drive section for attaching and detaching the disks in a substantially vertical shape; Corresponding to a plurality of vertically accommodated discs, the discs in the disc accommodating grooves are driven by the disc drive body. A disk loading means to be attached to and detached from, a lock releasing means to releasably lock the first and second disk racks at the first position, and the other of the first and second disk racks with respect to one And a disc ejection guide mechanism which, when rotated to the second position, inverts the one with respect to the other to guide the smaller diameter disc of one of the first and second disc racks to the disc inlet / outlet. Disc loading device. 3. A plurality of disc accommodating grooves, in which a plurality of discs are accommodated and arranged in a substantially vertical state, are arranged in parallel, and are provided so as to be coaxially rotatable about an axis substantially parallel to the arrangement direction of the discs. A disk rack body, a disk drive body that is provided so as to be movable in the disk array direction so as to face the disk rack body, and that is provided with a disk drive unit for inserting and removing the disks in a substantially vertical shape; Disk loading means for moving and controlling the plurality of disks to be accommodated in a disk accommodation groove of the disk rack body in a substantially vertical manner, and for attaching and detaching the disk of the disk accommodation groove to the disk drive portion of the disk drive body. Locking the disk rack body in a first position corresponding to the disk drive body, and pressing the disk rack body. A push-push mechanism that locks the disk rack body at a position facing the disk drive body by a pressure operation and unlocks it by the next pressing operation, and a state provided on the disk drive body and facing the disk rack body. And a locking means that is movably locked to the disk rack body. 4. A plurality of disc accommodating grooves in which a plurality of discs of different diameters having different shape dimensions are accommodated and arranged in a substantially vertical shape are arranged in parallel, and the plurality of disc accommodating grooves are formed. A plurality of groove portions corresponding to each other are provided, and one of the plurality of groove portions is provided with a disc inlet / outlet through which a disc having a smaller diameter among the plurality of discs is inserted and removed, and a first position for forming the disc accommodating groove and the above A disk having first and second disk racks coaxially rotatable about an axis substantially parallel to the array direction of the disks, which controls a second position at which a disk having a small diameter enters and exits from the disk inlet / outlet. A rack main body, a lock releasing means for releasably locking the first and second disk racks at the first position, and a disk arrangement facing the disk rack main body. A disk drive body that is provided so as to be movable in any direction, and that is provided with a disk drive section for attaching and detaching the disk in a substantially vertical shape; Disc loading means for attaching and detaching the discs of the disc accommodating groove to the disc drive portion of the disc drive body corresponding to the plurality of discs accommodated in the disc drive body, and movably provided in the disc arrangement direction of the disc rack body, A disk drive main body provided with a disk drive unit for attaching and detaching the disk in a substantially vertical shape, and a lock operation for locking the disk rack main body in a first position corresponding to the disk drive main body. Then, lock the disk rack body at a position facing the disk drive body, and A push-push mechanism for unlocking by a pressing operation, and a locking means provided on the disk drive main body and movably locked to the disk rack main body in a state of facing the disk rack main body are provided. Disc loading device. 5. A plurality of disc accommodating grooves in which a plurality of discs of different diameters having different shapes and dimensions are accommodated and arranged in a substantially vertical shape are arranged in parallel, and the plurality of disc accommodating grooves are formed. A plurality of groove portions corresponding to each other are provided, and one of the plurality of groove portions is provided with a disc inlet / outlet through which a disc having a smaller diameter among the plurality of discs is inserted and removed, and a first position for forming the disc accommodating groove and the above A disk having first and second disk racks coaxially rotatable about an axis substantially parallel to the array direction of the disks, which controls a second position at which a disk having a small diameter enters and exits from the disk inlet / outlet. A rack main body, a lock releasing means for releasably locking the first and second disk racks at the first position, and a disk arrangement facing the disk rack main body. A disk drive body that is provided so as to be movable in any direction, and that is provided with a disk drive section for attaching and detaching the disk in a substantially vertical shape; Disk loading means for attaching and detaching the disk in the disk housing groove to the disk drive portion of the disk drive body corresponding to a plurality of disks to be accommodated in one of the first and second disk racks. A disk ejecting guide mechanism for reversing the one with respect to the other and guiding the small diameter disk of one of the first and second disk racks to the disk inlet / outlet when the disk is rotated to the second position. It locks the disk rack body in a first position corresponding to the disk drive body, and pushes the disk rack body. The push-push mechanism that locks the disk rack main body at a position facing the disk drive main body and unlocks it by the next pressing operation, and is provided in the disk drive main body in a state of facing the disk rack main body. A disk loading device comprising: locking means that is movably locked to the disk rack body.