JPH05282766A - Reproducing device - Google Patents

Abstract

PURPOSE:To improve an operability, to simplify a constitution and to miniaturize the device by moving a holding means to a prescribed position then transferring it to the outside of a housing device and selectively reproducing a desired recording medium. CONSTITUTION:When a motor M3 is driven for rotation, a slide cam 95 is moved in the direction shown by the arrow (b) or the reverse direction. Then, an engaging shaft 93A of a pedestal 91 is moved along a guide hole 95A and the cam 95 is slid to the end part A of the sliding range. The displaced end of the pedestal 91 is moved to the top and detected by a protruding part, then the motor M3 is stopped and the engaging shaft 93A is moved to a prescrived position. At this stage, a rotary arm 96 is rotated around a rotation center 96A in accordance with the sliding operation of the cam 95, and an engaging protrusion 97B is slid along a guide hole 96B. Further, by the arm 96, a specified tray 42 is taken out to the outside from a container among the plural trays 42-46 and positioned by a pin 98 then irradiated by a light beam from an optical pickup 90. By this procedure, the reproduction having good operability is performed with the miniature device and simple constitution.

Description

Detailed Description of the Invention

[0001]

[Table of Contents] The present invention will be described in the following order. Field of Industrial Application Conventional Technology (FIG. 16) Problem to be Solved by the Invention (FIG. 16) Means for Solving the Problem (FIGS. 1 to 10) Action (FIGS. 1 to 10) Example (1) Overall Configuration (FIGS. 1 to 10) (2) Operation of Embodiments (FIGS. 11 to 15) (3) Effects of Embodiments (4) Other Embodiments Effects of the Invention

[0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a reproducing apparatus, and in particular, is suitable for application to a reproducing apparatus adapted to selectively reproduce a desired recording medium from a plurality of recording media accommodated therein.

[0003]

2. Description of the Related Art Conventionally, as a disk reproducing device for selectively reproducing a desired disk from a plurality of disk-shaped recording media (hereinafter referred to as a disk), for example, the actual disk 62- As disclosed in Japanese Laid-Open Patent Publication No. 195257, there is a method in which a plurality of disks are stored in a stocker detachable from the disk reproducing apparatus and the stocker is attached to the disk reproducing apparatus.

However, according to this method, the stocker has to be attached and detached every time the disk is replaced, which causes a problem of poor operability. As one method for solving this problem, as disclosed in, for example, Japanese Patent Laid-Open No. 3-83263, a stocker storing a plurality of sub-trays for holding a disk is provided in the disk reproducing device and the disk is used. There is a configuration in which a main tray for taking in and out is provided.

That is, as shown in FIG. 15, in this disc reproducing apparatus 1, the main tray 5 is mounted on the sliding portions 3A and 3B of the base 3 on which the optical pickup 2 is mounted, in the direction indicated by the arrow k and in the opposite direction. It is held slidably. Accordingly, by sliding the main tray 5 along the sliding portions 3A and 3B, the main tray 5 is loaded and unloaded at the loading / unloading position 1 from the disk insertion opening 6A provided in the housing 6.
It can be swept out to 1A, and the optical pickup 2
Can be pulled into the reproduction position 11B provided with.

Further, a plurality of sub-trays 13 are vertically arranged on the stocker 12 at the deepest portion as viewed from the disc insertion opening 6A.
A is stored, and a desired sub-tray is selected from the sub-tray 13A by moving the stocker 12 up and down, and by moving this in the direction opposite to the direction indicated by the arrow k, the sub-tray 13A is selected. Play position 1
Move to 1B.

In this state, by holding the disk placed on the sub-tray 13A on a predetermined turntable (not shown), the disk is rotationally driven, and the recording surface of the disk is ejected from the optical pickup. The information recorded on the recording surface is reproduced by irradiating the light beam of.

When the disk at the reproducing position 11B is swept out from the disk insertion opening 6A (that is, the loading / unloading position), the sub-tray 13A is placed on the main tray 5 at the reproducing position 11B, and the sub-tray is further placed. The main tray 5 is swept out from the disk insertion opening 6A to the loading / unloading position 11A with the disk placed on 13A.

[0009]

However, in such a method, when the sub-tray 13A is moved from the stocker 12 to the loading / unloading position 11A, the sub-tray 13A is once moved to the main tray 5 at the reproducing position 11B.
After placing the main tray 5 on the sub tray 13
Since it moves to the loading and unloading position 11A together with A, there is a problem that the structure of the disk reproducing apparatus 1 is complicated because the main tray 5 is used and the size is increased as a whole.

The present invention has been made in consideration of the above points, and an object thereof is to propose a reproducing apparatus which can be further improved in operability and which has a simple structure and can be miniaturized.

[0011]

In order to solve such a problem, in the first invention, a plurality of holding means 42, 43, 44, 4 respectively holding a plurality of recording media DISK.
5, 46 and a plurality of holding means 42, 43, 44, 45,
Storage means 31 for storing 46 in parallel, and storage means 31
The holding means 42, 43, 44, 45, 46 are arranged side by side a
Moving means 61 that moves to a predetermined position P and holding means 42, 43, 44, 45 that have been moved to a predetermined position P by the moving means 61.
And a transport means for transporting 46 to the outside of the storage device 31.

Further, in the second invention, the storage device 31
The holding means 42, 43 holds the recording medium DISK in the first carrying direction for carrying the holding means 42, 43, 44, 45, 46 to the outside.
43, 44, 45, 46 are provided with a loading and unloading section and a second section different from the first transport direction.
In the transport direction of the holding means 42, 43, 44, 45, 46.
A reproducing section (90) for reproducing the information from the recording medium DISK held by is provided.

[0013]

A plurality of holding means 42, 43, 44, 45, 46 for respectively holding a plurality of recording media DISK are housed in a storage device 31 which can move in a predetermined moving direction a, and the storage device 31 is predetermined. Of the holding means 42, 4 inside the storage device 31 by moving the holding means 42, 4
3, 44, 45, 46 can be selectively moved to a predetermined transportable position P
Can be moved to. As a result, the recording medium DI held by the holding unit is conveyed by moving the holding unit at the transportable position P to the loading and unloading position.
SK can be taken out.

Further, by transporting the holding means at the transportable position P to the playback position, the recording medium DISK held by the holding means can be played back. Thus, a desired recording medium can be reproduced from the plurality of recording media DISK.

Further, a loading / unloading section for the recording medium DISK is provided in the first transport direction from the storage device 31, and
By providing the reproducing unit in the second conveying direction, the holding means 42, 43, 44, 45, 46 can be directly conveyed to the loading / unloading unit and the reproducing unit.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described in detail with reference to the drawings.

(1) Overall Structure In FIG. 1, reference numeral 30 denotes a disk reproducing device as a whole, and sliding shafts 33A and 33B are vertically set on a chassis 40, and a stocker 31 is attached to the sliding shafts 33A and 33B.
Sliding bearings 31A and 31B provided on the side surface of the are engaged slidably.

That is, as shown in FIG. 2 when viewed from the side of the disk insertion port 41, the stocker 31 has a plurality of trays 42, 43, 44, 45 on which disks can be mounted.
And 46 are stored. This plurality of trays 42, 4
One end side of each of 3, 44, 45 and 46 is held by the guide protrusions 48B, 48C, 48D, 48E and 48F of the side plate 48. On the other end side of each tray 42, 43, 44, 45 and 46, as shown in FIG.
Sliding shafts 47A, 47B, 47C, 4 by 9 and 54
7D and 47E are supported, and the sliding shaft 47A,
47B, 47C, 47D and 47E for each tray 42, 4
Sliding bearings 42A fixed to 3, 44, 45 and 46,
The trays 42, 43, 44, 45 and 46 are held via 43A, 44A, 45A and 46A.
In the stocker 31, the upper plate 31C is fixed on the guide protrusions 48A and 49A.

Thus, the plurality of trays 42, 43, 4
The stocker 31 accommodating 4, 45 and 46 is fixed on the base 50. The base 50 has a guide hole 50A (FIG. 2) formed on the front panel side.
A projection 51A provided at the tip of the elevator arm 51 can slide along A. The elevator arm 51 is rotatably supported by the chassis 40 by a rotation shaft 51B.

Further, the elevator arm 52 is a chassis 4
The protrusion 52B provided at the tip end is slidable along the guide hole 40A formed in 0, and is rotatable with respect to the base 50 of the stocker 31 by the rotation shaft 52A. It is pivotally supported. Further, as shown in FIG. 3, elevator arms 65 and 66 are similarly provided on the side surface side of the stocker 31.
The stocker 31 is supported by the elevator arms 51 and 52 when moving up and down.

Here, the stocker 31 for holding the trays 42, 43, 44, 45 and 46 is attached to the sliding shafts 33A and 33B.
As a driving means for moving up and down along the path, a stocker moving device 32 is provided as shown in FIG.
The pulley 55 is attached to the output shaft of the motor M1 fixed to a part of 0.
Is fixed, and the rotation of the pulley 55 causes the belt 56 to rotate.
It is adapted to be transmitted to the second pulley 57 via.

A gear 58 is formed on the second pulley 57, and a rotational force is applied to the cam 61 via a gear 59 meshed with the gear 58 and a gear 60 integrally formed on the gear 59. It is transmitted to the gear 62 provided. Accordingly, the rotational force of the motor M1 is transmitted to the cam 61, and the cam 61 can be rotated by rotationally driving the motor M1.

A rotary encoder 65 is provided at the center of rotation of the cam 61, and the rotary position of the rotary encoder 65 (that is, the rotary position of the cam 61).
Is designed to be able to detect.

A sliding groove 61A as shown in FIG. 5 is formed on the side surface of the cam 61, and the guide protrusion fixed to the stocker 31 along the sliding groove 61A by rotating the cam 61. By sliding 31E, the stocker 31 can be vertically moved in the direction indicated by arrow a or in the opposite direction. Accordingly, the stocker 31 is moved up and down and the stocker 31 is stopped at a predetermined rotary position based on the output signal of the rotary encoder 65 which detects the rotary position of the cam 61. Tray 42 stored in
A desired tray out of 46 can be moved to a predetermined sweeping and inserting position facing the disc insertion opening 41.

The sliding bearings 42A, 43A, 44A, 45A of the trays 42 to 46 housed in the stocker 31 are also provided.
And 46A each have a concave engaging portion 42 at the tip.
B, 43B, 44B, 45B and 46B are formed, and the engaging portions 42B, 43B, 44B, 45B and 4 are formed.
6B, the engaging portion of the tray located at the height position P of the insertion port 41 (hereinafter referred to as the transportable position) slides on the slide shaft 63 in the direction of arrow b in the recording medium transport device 68 of FIG. It is adapted to be engaged with the engaging protrusion 64A of the moving sliding bearing 64 and to be able to slide in the direction of arrow b (or in the direction opposite to the arrow b) according to the movement of the sliding bearing 64. Therefore, the tray moved to the transportable position P can be transported along the respective sliding shafts 47A, 47B, 47C, 47D and 47E.

The position of the sliding bearing 64 can be detected by position detecting elements 66A, 66B, 66C fixed to the chassis 40, which are, for example, photo sensors.

Here, as a means for moving the sliding bearing 64 along the sliding shaft 63, as shown in FIG.
A pulley 71 is fixed to an output shaft of a motor M2 which is fixed to a part of the motor M2, and the rotation of the pulley 71 is transmitted to a second pulley 73 via a belt 72.

A gear 74 is formed on the second pulley 73, a gear 75 is meshed with the gear 74, and a gear 77 is meshed with a gear 76 integrally formed on the gear 75. Further, a gear 78 integrally formed with a belt driving gear 79 is meshed with the gear 77.

Therefore, by rotating the motor M2, the gear 79 for driving the belt can be rotated.
As a result, the toothed belt 80 meshed with the belt driving gears 79 and 81 can be rotated.
At this time, the sliding bearing 64 fixed to a part of the toothed belt 80 can be moved along the sliding shaft 63.

Therefore, at this time, the tray 42 fixed integrally with the engaging portion 42A engaged with the sliding bearing 64 is along the sliding shaft 63 (that is, the direction indicated by the arrow b or the opposite direction). Direction).

Here, as a method of selecting the tray which is moved by the sliding bearing 64 among the plurality of trays 42, 43, 44, 45 and 46 housed in the stocker 31, the structure described above with reference to FIG. Then, the stocker 31 is moved up and down, thereby moving the selected tray to the same height position P as the sliding bearing 64, so that any of the engaging portions 42B to 46B of the tray is projected to the projection of the sliding bearing 64. Part 64
A can be engaged. At this height position P, the height position of the tray in which the engaging portion is engaged with the sliding bearing 64 is the insertion port 4
It is designed to be equal to the height position of 1.

Therefore, the selected tray is the motor M.
2 is driven to sweep in the direction indicated by the arrow g, and by driving the motor M2 in the reverse direction, the motor M2 is drawn in the direction opposite to the direction indicated by the arrow g.

Further, as shown in FIG.
An optical pickup 90 is provided at a position where any one of them is pulled in to the deepest part when viewed from the insertion opening 41. The optical pickup 90 is designed to be movable on the base 91 in the direction indicated by the arrow c or in the opposite direction, and the irradiation position of the light beam for irradiating the disk mounted on the tray is set to the position of the disk. It is designed to move along the recording track.

As shown in FIG. 9, the base 91 has a fixed end 91A fixed to the chassis 40 of the disk reproducing apparatus 30, and a transition end 91B opposite to the fixed end 91A has an arrow d. The direction shown in and the opposite direction can be changed.

That is, an engaging shaft 93A is fixed to the transition end 91B of the base 91, and the engaging shaft 93A is obliquely and horizontally in the vertical surface of the slide cam 95 as shown in FIG. It is adapted to engage with the formed guide hole 95A.

Here, the slide cam 95 is adapted to slide in the direction indicated by arrow e or in the opposite direction, and a motor M3 is provided as a drive means for slidingly driving the slide cam 95. There is. That is, the pulley 103 fixed to the output shaft of the motor M3 is engaged with the pulley 103 via the belt 102, and the gear 105 is meshed with the gear 104 integrally formed with the pulley 103. Further, a gear 106 integrally formed with the gear 105 is meshed with a rack 107 formed on the slide cam 95.

Accordingly, by rotationally driving the motor M3, the slide cam 95 can be slid in the direction indicated by the arrow e or in the opposite direction.

Accordingly, by sliding the slide cam in the direction shown by arrow e, the engaging shaft 93 of the base 91 is moved.
A moves along the guide hole 95A in the direction indicated by the arrow f. Accordingly, the base 91 on which the engagement shaft 93A is fixed
The transition end 91B (FIG. 9) also moves in the direction indicated by arrow f. Thus, when the slide cam 95 slides to the end portion A of the slide area, the engagement shaft 93A reaches the horizontal area H of the guide hole 95A, whereby the base 91 is formed.
By moving the transition end 91B of (1) to the top, the base 91 becomes substantially horizontal. At this time, slide cam 95
The position of is detected by the position detecting element formed of the micro switch 67 (FIG. 8) being pressed by the protrusion provided on a part of the slide cam 95, and thereby the motor M3 is stopped. ing.

Here, the guide hole 95B of the slide cam 95 is provided.
An engaging shaft 93B fixed to the tip of the rotating arm 96 (FIG. 9) is engaged with the shaft so that it moves up and down in the direction of arrow f or in the opposite direction according to the sliding operation of the slide cam 95. There is. Accordingly, the pivot arm 96 shown in FIG. 9 pivots about the pivot center 96A in response to the vertical movement of the engagement shaft 93B. Further, the engaging shaft 93B of the rotating arm 96
A guide hole 96B is formed in the tip end portion on the opposite side to the tip end portion provided with the engaging projection 97B provided at the tip end portion of the rotating arm 97 in the guide hole 96B. Is slidably engaged along.

Accordingly, the rotating arm 97 is adapted to be rotatable around the rotating center 97A in response to the rotating operation of the rotating arm 96, and in response to the rotating operation of the rotating arm 97. The pin 98 engaged with the tip of the rotating arm 97 is moved up and down.

Accordingly, in FIG. 9, a plurality of trays 42-4 are provided.
For the positioning hole 42H of the tray 42 which is selected from 6 and has moved to the reproduction position on the optical pickup 90,
By inserting the pin 98 in accordance with the movement of the base 91 in the direction indicated by the arrow f, the tray 42 can be positioned and the tray 42 is carelessly moved in the direction indicated by the arrow b or in the opposite direction. You can keep it from moving.

Thus, in this state, the turntable 110 provided on the base 91 presses the disk DISK mounted on the tray 42 against the disk retainer 112 (FIG. 9), whereby the turntable 1 concerned.
The disk DISK can be rotationally driven by rotating 10. At this time, by irradiating the recording surface of the disk DISK mounted on the tray 42 with the light beam from the optical pickup 90 of the base 91, information can be read from the rotating disk DISK.

When the reproducing operation is further completed, the slide cam 95 is slid in the direction opposite to the direction shown by the arrow e (FIG. 10) to move the transition end 91B of the base 91 to the arrow f.
Move in the opposite direction (ie downward). Thus, by sliding the slide cam 95 to the end of the slide area, the displacement end 91B of the base 91 is displaced to the lowermost part. Therefore, in this state, the turntable 110 of the base 91 is simultaneously moved to the lowermost position to open the disk DISK mounted on the tray 42 and the pin 98 (FIG. 9) of the sub-tray 42. The tray 42 is removed from the positioning hole 42H, and in this state, the tray 42 is moved to the position of the stocker 31.

Here, as shown in FIG. 11, the disc reproducing apparatus 30 is provided with a control circuit 120, and a drive for vertically driving the stocker 31 based on a control signal S10 from the control circuit 120. Circuit 121
It is designed to drive and control.

The position of the stocker 31 when the stocker 31 is moved up and down is input to the control circuit 120 by the position detection signal S11 from the rotary encoder 65,
This allows the control circuit 120 to detect the position of the stocker 31.

Further, the control circuit 120 controls the control signal S12.
Is sent to the drive circuit 122 so that each tray 4
2, 43, 44, 45 or 46 is driven along the sliding bearing 63.

When each tray 42, 43, 44, 45 or 46 is driven along the sliding bearing 63, the tray 4 concerned is driven.
The sliding positions of 2, 43, 44, 45 or 46 are three position detecting elements 66A, 6A provided along the sliding bearing 63.
Position detection signals S13, S14, S from 6B and 66C
By inputting 15 to the control circuit 120, the control circuit 120 can detect this.

The control circuit 120 also controls the control signal S16.
Is sent to the drive circuit 123, the moving end 91B of the base 91 on which the optical pickup 90 is mounted is moved up and down.

Further, when the moving end 91B of the base 91 on which the optical pickup 90 is mounted is moved up and down, the moving end 91 is moved.
The position of B is detected by inputting the position detection signal S17 output from the position detection element 67 configured to detect the position of the slide cam 95 to the control circuit 120, and the control circuit 120 is based on the detection result. The drive circuit 123 is driven and controlled.

(2) Operation of the embodiment In this disc reproducing apparatus 30, the trays 42, 4 are
3, 44, 45 and 46 are movable at a height P corresponding to the disc insertion opening 41. This position is the position where the sliding bearing 64 is held.

First, when the disk is not stored in the disk reproducing device 30, the disk DISK is placed on any of the trays 42 to 46 and the operation of storing the disk in the disk reproducing device 30 is executed.

That is, for example, when a disk is placed on the tray 44 and stored in the disk reproducing device 30 (FIG. 12A), the control circuit 120 (FIG. 11) sets the drive circuit 121 according to the required operation. Drive the motor M1 via
By rotating the cam 61 (FIGS. 4 and 5), the stocker 31 is moved in the arrow a direction. Then, the position detection signal S11 from the rotary encoder 65 (FIG. 11) detects that the tray 44 has reached the transportable position P, and at this time, the control circuit 120 stops the movement of the stocker 31. At this time, the engaging portion 44 fixed to the tray 44
B is engaged with the engagement protrusion 64A provided on the sliding bearing 64 (FIG. 12B).

In this state, the control circuit 120 drives the motor M2 via the drive circuit 122, and the sliding bearing 64
(FIG. 6) is moved in the direction opposite to the direction indicated by the arrow b. Then, when the position detecting element 66A detects that the sliding bearing 64 has arrived, the control circuit 120 stops the movement of the sliding bearing 64. In this state, the tray 44 is swept out from the disc insertion opening 41 to the outside of the disc reproducing apparatus 30 (this position is called a disc loading and unloading position) (FIG. 12C), and the tray 44 is concerned. The disk DISK can be placed on.

Further, when the operator mounts the disk DISK on the tray 44 and performs a desired operation, the control circuit 120 responds to the operation by the drive circuit 122 and the motor M.
2 is driven to move the sliding bearing 64 in the direction indicated by the arrow b. Then, when the position detecting element 66B detects that the sliding bearing 64 has arrived, the control circuit 120 stops the movement of the sliding bearing 120. In this state, the tray 44 on which the disk DISK is placed is stored in the stocker 31 (FIG. 12D). By performing the same operation as described above, the disc DIS can be placed on any of the trays 42 to 46.
K can be placed and stored.

Next, the operation of reproducing the disk DISK placed on any of the trays 42 to 46 will be described. That is, as shown in FIG. 13, for example, when the disk DISK placed on the tray 44 is reproduced (FIG. 13A), the control circuit 120 causes the motor M1 via the drive circuit 121 in accordance with a required operation. Is driven to rotate the cam 61 to move the stocker 31 in the direction of arrow a (FIG. 5). Then, the position detection signal S11 from the rotary encoder 65 detects that the tray 44 has reached the transportable position P. At this time, the control circuit 120 causes the stocker 3 to move.
Stop the movement of 1.

At this time, the engaging portion 44B provided on the tray 44 and the engaging protrusion 64A of the sliding bearing 64 are engaged (FIG. 13B). After the stocker 31 has stopped at the predetermined position, the control circuit 120 drives the motor M2 via the drive circuit 122 to move the sliding bearing 64 (FIG. 6) in the direction indicated by the arrow b. When the position detection element 66C (FIG. 6) detects that the sliding bearing 64 has arrived, the movement of the sliding bearing 64 is stopped (FIG. 13C).

After the sliding bearing 64 has stopped at a predetermined position,
The control circuit 120 drives the motor M3 via the drive circuit 123 and moves the slide cam 95 (FIG. 9) to move the base 91 on which the optical pickup is mounted in the direction indicated by the arrow f. Then, when the position detecting element 67 detects that the base 91 has reached the reproduction position, the slide cam 9
Stop 5 In this state, the disk DISK placed on the tray 44 can be reproduced (FIG. 13).
(D)). By the same operation as described above, the disk DISK placed on any disk tray 42 to 46 can be reproduced.

Next, an arbitrary tray 4 at the current reproduction position
The operation of reproducing the disk DISKs mounted on the trays 2-46 and the disk DISK mounted on another tray will be described. That is, as shown in FIG. 14, for example, the tray 42
The disk DI placed on another tray 45 during reproduction of the disk DISK placed on (FIG. 14A).
When reproducing SK, the control circuit 12 is operated according to a required operation.
0 drives the drive source M3 through the drive circuit 123 to move the slide cam 95, thereby moving the base 91 on which the optical pickup 90 is mounted in the direction opposite to the direction indicated by the arrow f. Then, when the position detecting element 67 detects that the base 91 has reached the reproduction cancel position,
The slide cam 95 is stopped (FIG. 14 (B)).

After the slide cam 95 stops, the control circuit 120 drives the motor M2 via the drive circuit 122,
The sliding bearing 64 is moved in the direction indicated by arrow b. And
When the position detection element 66B (FIG. 6) detects that the sliding bearing 64 has arrived, the movement of the sliding bearing 64 is stopped (FIG. 14C). After the sliding bearing 64 has stopped at the predetermined position, the control circuit 120 drives the motor M1 through the drive circuit 121 and rotationally drives the cam 61 (FIG. 4), thereby moving the stocker 31 in the direction indicated by the arrow a. Moving.

The position detection signal S11 from the rotary encoder 65 causes the tray 45 to move to the transportable position P.
When it reaches, the movement of the sliding bearing 64 is stopped. At this time, the engaging portion 42B provided on the tray 45 and the engaging protrusion 64A of the sliding bearing 64 are engaged (FIG. 14).
(D)). After the stocker 31 has stopped at the predetermined position, the control circuit 120 drives the motor M2 through the drive circuit 122 to move the sliding bearing 64 in the direction indicated by the arrow b (FIG. 14 (E)). Then, when the position detection element 66C detects that the sliding bearing 64 has arrived, the control circuit 120
Drives the motor M3 via the drive circuit 123 and moves the slide cam 95 (FIG. 8) to detect that the base 91 has reached the reproduction position, and stops the movement of the slide cam 95. In this state, the disk DISK placed on the tray 45 can be reproduced (FIG. 14 (F)).

By the same operation as above, the disk DISK placed on another tray 42 can be reproduced while the disk DISK placed on any disk tray 42 to 46 is being reproduced. Next, the disk DISK placed on any tray
Of the disk DI placed on another tray 42 during playback of
The operation of taking out SK will be described. That is, as shown in FIG. 15, for example, the disk DI placed on the tray 42 is
When the disk DISK placed on the tray 45 is taken out during the reproduction of the SK (FIG. 15A), the control circuit 120 causes the motor M through the drive circuit 123 according to a required operation.
By driving 3 and moving the slide cam 95 (FIG. 5), the base 91 is moved in the direction opposite to the direction indicated by the arrow f. Then, when the control circuit 120 detects that the base 91 has reached the reproduction cancel position based on the position detection signal S17 from the position detection element 67, the movement of the slide cam 95 is stopped (FIG. 15B). ..

After the slide cam 95 stops, the control circuit 120 drives the motor M2 via the drive circuit 122,
The sliding bearing 64 is moved in the direction opposite to the direction indicated by the arrow b.
Then, when the arrival of the sliding bearing 64 is detected in the position detecting element 66B, the movement of the sliding bearing 64 is stopped (FIG. 15 (C)). After the sliding bearing 64 has stopped at a predetermined position, the control circuit 120 drives the motor M1 via the drive circuit 121 to rotationally drive the cam 61 (FIG. 4) to move the stocker 31 in the direction indicated by the arrow a. Move to. Then, the position detection signal S11 from the rotary encoder 65 stops the movement of the stocker 31 when the tray 45 reaches the transportable position P. At this time, the engaging portion 45B provided on the tray 45 and the sliding bearing 6
The engaging projections 64A of No. 4 are engaged (FIG. 15 (D)).

After the stocker 31 has stopped at a predetermined position,
The control circuit 120 drives the motor M2 via the drive circuit 122 to move the sliding bearing 64 in the direction opposite to the direction indicated by the arrow b. When the position detecting element 66A (FIG. 6) detects that the sliding bearing 64 has arrived, the movement of the sliding bearing 64 is stopped. In this state, the disk DISK placed on the tray 45 can be taken out (FIG. 15 (E)).

In the same operation as described above, any tray 42 to
It is possible to take out the disk DISK mounted on another tray while the disk DISK mounted on 46 is being reproduced.

As described above, in the disc reproducing apparatus 30, the trays 42, 43, 4 are inserted from the disc insertion opening 41.
The disk DISK can be stored in the stocker 31 by a simple operation method of inserting the disk DISK via 4, 45 or 46, and a desired disk can be selected from the disk DISK stored in the stocker 31. D
ISK can be played.

Also, when the disk DISK is taken out, a plurality of disk DIs stored in the stocker 31 are stored.
A desired disk DISK can be swept out of the SK to the outside through the disk insertion opening 41. See Stock 3
A desired disk DISK can be moved to the reproduction position from among the plurality of disk DISKs stored in 1.

Further, in the disk reproducing apparatus 30, a loading / unloading section and a reproducing section for the disk DISK are provided before and after the stocker 31, and the trays 42 to 46 housed in the stocker 31 are arranged in the front-back direction of the stocker 31. By making it slidable, the moving distance of the trays 42 to 46 from the stocker 31 can be shortened as compared with the conventional case in which the reproducing section is provided between the loading / unloading section and the stocker 31. it can.

Therefore, the trays 42 to 46 are directly connected to the disk reproducing device 3 without using the main tray as in the conventional case.
The disk reproducing apparatus 30 can be moved to an external disk loading / unloading position of 0, and the structure of the disk reproducing apparatus 30 can be simplified accordingly, and the disk reproducing apparatus 30 can be downsized as a whole.

(3) Effects of the Embodiments With the above configuration, the disk DISK can be stored in the disk reproducing device 30 by a simpler operation method, and the disk DISK stored in the stocker 31 can be selected. The desired disk can be selected and played.

Further, the trays 42 to 46 are connected to the disk insertion port 4
It is possible to directly move from 1 to the outside (the loading and unloading position) of the disk reproducing apparatus 30, and the structure of the disk reproducing apparatus 30 can be simplified correspondingly, and the disk reproducing apparatus 30 can be downsized as a whole.

(4) Other Embodiments In the above embodiment, the case where the stocker 31 having the five trays 42 to 46 is used as the tray for storing the disk DISK is described, but the number of trays is not limited to this. However, the present invention is not limited to this, as long as a plurality of trays accommodates a plurality of disk DISKs and selectively reproduces the data.

Further, in the above-mentioned embodiment, the case where the disk for optically reproducing the recorded information is used as the disk to be reproduced by the disk reproducing apparatus 30 has been described, but the present invention is not limited to this. It is suitable to be applied to a reproducing apparatus for reproducing various other recording media.

[0073]

As described above, according to the present invention, the accommodating means for accommodating a plurality of retaining means for respectively retaining the recording medium in parallel and accommodating the accommodating means by a predetermined moving means in the juxtaposing direction of the retaining means. By moving, the desired holding means is selectively moved to the transportable position, the moved holding means is transported to the outside of the reproducing apparatus, and the holding means is similarly transported to the reproducing position. This makes it possible to store and selectively reproduce a plurality of recording media by a simpler operation method. Further, by disposing the loading / unloading section and the playback section of the recording medium before and after the storage means, the holding means can be moved directly to the loading / unloading position or the playback position without using other holding means. As a result, the reproducing apparatus can be downsized.

[Brief description of drawings]

FIG. 1 is a plan view showing an embodiment of a reproducing apparatus according to the present invention.

FIG. 2 is a side view showing a storage state of a tray.

FIG. 3 is a perspective view showing a configuration of a stocker.

FIG. 4 is a schematic plan view showing a drive unit of the stocker.

FIG. 5 is a cross-sectional view showing a driving means of a stocker by a cam.

FIG. 6 is a schematic linear plan view showing a transport state of a tray.

FIG. 7 is a schematic side view showing driving means when a tray is conveyed.

FIG. 8 is a schematic plan view showing a configuration of a reproducing unit.

FIG. 9 is a schematic side view showing a driving state of a reproducing unit by a slide cam.

FIG. 10 is a schematic side view showing a configuration of a slide cam.

FIG. 11 is a block diagram showing a control system of the embodiment.

FIG. 12 is a schematic diagram illustrating a disk storage operation.

FIG. 13 is a schematic diagram showing a disc reproducing operation.

FIG. 14 is a schematic diagram showing a disc reproducing operation.

FIG. 15 is a schematic diagram used to explain a disk ejecting operation.

FIG. 16 is a schematic diagram showing a conventional disk reproducing device.

[Explanation of symbols]

1, 30 ... Disk playback device, 31 ... Stocker, 4
0 ... Chassis, 42, 43, 44, 45, 46 ... Tray, 42A, 43A, 44A, 45A, 46A, 64
... Slide bearings, 42B, 43B, 44B, 45B, 46
B ... Engaging portion, 47A, 47B, 47C, 47D, 47
E, 63 ... Sliding shaft, 61 ... Cam, 65 ... Rotary encoder, 66A, 66B, 66C, 67 ... Position detecting element, 90 ... Optical pick-up, 91 ... Base.

Claims (2)

[Claims] 1. A plurality of holding means for respectively holding a plurality of recording media, a storage means for storing the plurality of holding means in parallel, and a movement for moving the storage means in the parallel arrangement direction of the holding means. A reproducing apparatus comprising: a means and a carrying means for carrying the holding means moved to a predetermined position by the moving means to the outside of the storage device. 2. A loading and unloading section for loading or unloading the recording medium to and from the holding means is provided in a first carrying direction for carrying the holding means to the outside of the storage device, and is different from the first carrying direction. A reproducing apparatus comprising a reproducing section for reproducing information from the recording medium held by the holding means in the second transport direction.