JPH08102117A - Disk player - Google Patents

Abstract

PURPOSE: To obtain a disk player capable of simplifying a shutter opening/ closing mechanism of disk cartridge by attaining the reproduction of a disk other than housed disks. CONSTITUTION: One more disk cartridge 101 is inserted from also an independent insertion port 2a beside plural disk cartridges which are already housed in a stocker 4 for being attached/detached. A single shutter opener 24 is used in common for the opening/closing operation of each shutter 102 of the plural disk cartridges 101 in the stocker 4 and the opening/closing operation of the shutter 102 of the disk cartridge 101 inserted from the independent port 2a.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a disc playing device which records and reproduces data on and from one of a plurality of disc cartridges each containing a disc.

[0002]

2. Description of the Related Art Conventionally, as an example of such a disc playing device for selectively reproducing any one of a plurality of mounted disc cartridges, it is disclosed in Japanese Patent Laid-Open No. 334788/1993. There is a disc player with a disc changer.

In this disc player, the disc stocker portion is provided with a plurality of caddy holders for holding the disc cartridges.
A shutter opening / closing member for opening / closing the shutter of the disc cartridge is provided.

When any one of the plurality of disc cartridges is selected, the caddy holder is taken out from the disc stocker section, and the elevator chassis on which the spindle motor and the optical head are mounted is transported to the position of the selected caddy holder. Then, the disc is reproduced.

Further, one or a predetermined number of insertion openings are formed on the front panel at positions corresponding to the plurality of insertion openings of the apparatus main body, and the front panel is rotatable and detachable with respect to the apparatus main assembly. It is provided.

[0006]

However, in the conventional disc player with a disc changer disclosed in Japanese Unexamined Patent Publication No. 5-334788 as described above, it is different from the disc cartridge already stored in the disc stocker section. If you want to play the disc cartridge, you must first eject the unwanted disc cartridge from the disc stocker, and then re-insert the desired disc cartridge to be played in the empty space. However, it has a problem that it is very inconvenient and requires a troublesome operation.

Further, each caddy holder is provided with a shutter opening / closing member, which causes a problem that the number of parts for this is increased. In view of the above-mentioned problems, the present invention does not eject a disc cartridge that has already been stored and has been attached / detached / reproduced, while maintaining the attached state, and separately attach / detach / reproduce a disc cartridge. An object of the present invention is to provide a disc playing device which can be easily opened and closed, and a shutter provided on each of a plurality of disc cartridges can be opened and closed by one shutter opening / closing member, and a mechanism therefor can be simplified. And

[0008]

In order to solve the above-mentioned problems, a disk playing apparatus according to a first aspect of the present invention is a playing means for performing recording and reproduction on a disk rotatably housed in a disk cartridge. And a case in which the playing means is mounted, and a structure provided in the case so that a plurality of the disk cartridges can be stacked and housed. The case is provided between the outside of the case and the inside of the case. A storage shelf configured so that a disc cartridge can be inserted and ejected, and the storage shelf are provided at substantially the same height as one of the plurality of disc cartridges in the storage rack, and the storage cabinet is provided outside the casing. Each of the plurality of disc cartridges in the storage shelf, and an independent insertion port configured to insert and eject one disc cartridge into and from the body. Performs opening and closing of Yatta, a configuration in which a shutter opening and closing means for opening and closing the shutter of the inserted disc cartridge from the independent insertion opening.

[0009]

According to the structure of claim 1, even from the independent insertion port,
In addition to the plurality of disc cartridges already stored in the storage rack, another disc cartridge is inserted.

One shutter opening / closing means opens and closes each shutter of a plurality of disk cartridges in the storage rack,
It is also used for opening and closing the shutter of the disc cartridge inserted from the independent insertion port.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS A disk playing device according to an embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is a perspective view of an embodiment of the disc playing apparatus of the present invention with the opening / closing panel opened, FIG. 2 is a perspective view of the embodiment with the opening / closing panel closed, and FIG. FIG. 4 is a perspective view of the stocker in the example, FIG. 4 is a left side view in the state of FIG. 2, FIG. 5 is a left side view in the state of FIG. 1, and FIG. 6 is an upper surface in a state in which the disc cartridge can be received from the independent insertion slot. FIG. 7, FIG. 7 is a detailed view of essential parts relating to the transportation of the disc cartridge, FIG. 8 is a front view in the state of FIG. 6, and FIG.
6 is a left side view in the state of FIG. 6, FIG. 10 is a top view of the disc cartridge inserted from the independent insertion port in a reproducible state, and FIG. 11 is a state in which the disc cartridge stored in the stocker can be conveyed. 12 is a left side view of FIG.
1 is a front view in the state of FIG. 1, FIG. 13 is an operation diagram in the initial state in the disc cartridge transport operation from the stocker, FIG.
4 is an operation diagram in an intermediate state in the disc cartridge transport operation from the stocker, FIG. 15 is an operation diagram in a completed state in the disc cartridge transport operation from the stocker, and FIG. 16 is a reproducible state of the disc cartridge transported from the stocker. It is a figure.

First, the operation panel and the storage shelf for the disk cartridge in this embodiment will be described. 1 to 4, a fixed panel 2 is integrally provided on the front surface of a housing 3, and a stocker (storage shelf) 4 capable of storing a plurality of disk cartridges 101 is provided on the left half surface of the fixed panel 2. Has been. The open / close panel 1 is a member for opening / closing the stocker 4 and is rotatably provided on the fixed panel 2 and is integrally provided with an L-shaped ejection drive lever 50. One end of the discharge drive lever 50 is slidably engaged with the drive groove 4d of the stocker 4 and is rotatably engaged with one end of the lock lever (storage rack regulating means) 51.
The other end of the lock lever 51 is slidably engaged with and guided in a guide groove 49a formed in a side plate 49 fixed to the housing 3. A torsion spring 52 is suspended between the lock lever 51 and the ejection drive lever 50, and when the opening / closing panel 1 is closed as shown in FIG. 4, the lock lever 51 is engaged with the lock groove 4e of the stocker 4. In the state where the combined state is released and the state is rotated to the position shown by the chain double-dashed line, it is engaged with the lock groove 4e of the stocker 4. The independent insertion opening 2a is provided on the front surface 2b of the fixed panel 2 at the same height as any one of a plurality of openings of the stocker 4 to be described later, and one disk cartridge 101 can be independently attached and detached. Has become.

3 and 13 to 15, the stocker 4 is partitioned by a partition plate 4a for accommodating a plurality of disc cartridges 101 in a stacked manner, and is opened in two directions of arrow A and arrow B. ing. The rack holder 5 is a U-shaped resin molded member, which is detachably housed in each of the plurality of openings in the directions of the arrows B and C, and engages with the back surface of each rack holder 5 in this attaching / detaching operation. Guide bosses 4b, 4 provided on the inner surface of the stocker 4 as possible
The rack holder 5 is guided by c.
The rack holder 5 is stacked in the stocker 4 so as to be able to hold the disc cartridge 101 and is on standby, and a pair of lock portions 5b for gripping the disc cartridge 101 inserted from the direction of the arrow A from both sides inside thereof. Are formed. On the outer peripheral portion of the rack holder 5, a protrusion 5f for pulling drive is formed, and as shown in FIG. 13, rack gears 5a having L-shapes substantially perpendicular to each other are formed. The guide groove 5 is provided on the upper surface of the rack holder 5.
c is formed so as to maintain a meshing interval between the rack gear 5a and a drive gear (storage-shelf-side transporting means) 7, which will be described later, and the two directions of forward and backward transport according to lateral pulling and direction change are set. It is formed on the upper surface of the rack holder 5 continuously by drawing an arc for guiding. Further, a regulation groove 5d and a notch 5e are formed on the outer peripheral portion of the upper surface of the rack holder 5 and are used as a guide surface after being pulled out from the stocker 4.

Next, a description will be given of the disk cartridge transport mechanism. In FIGS. 6 and 7, a traverse chassis (playing means) 31 is equipped with a spindle motor 33 for rotationally driving a disc 103, and an optical head for reading a signal recorded on the disc 103 in the disc cartridge 101. 32 is slidably mounted. The traverse chassis 31 is movably supported at three points by the dampers 34 and 35 having a viscoelastic body sealed therein, and a mechanical lock mechanism (not shown) in a state where the disc cartridge 101 is inserted and ejected. It is fixed to the housing 3 by.

The fixed base 42 is fixed to the housing 3 and accurately positioned with respect to the stocker 4, and the motor gear 10 is press-fitted into the motor shaft to serve as a drive source for the transport operation of the disk cartridge 101. , And the solenoid 11 for switching the driving force is fixed, and the transmission gears 12, 47, 48 are rotatably supported. The mode lever 14 is swingably supported by a fixed base 42, an intermediate gear 13 is rotatably supported at the center, and transmission gears 15 and 16 meshing with the intermediate gear 13 are rotatably supported at both ends. One end is engaged with the head of the solenoid 11.

As shown in FIG. 8, the elevating base (elevating means) 6 is supported by the elevating levers 38 and 39 having a cross-link structure at its front and rear ends on the housing 3 and is engaged with the elevating lever 39. By driving the arm 40, the arm 40 is moved up and down in the directions of arrows F and G. The guide pin 6a of the elevating base 6 is arranged on the back surface so as to engage with the guide groove 5c of the rack holder 5 and guide the rack holder 5 for the drawing operation and the mounting operation to the playing position. The guide pin 6b is arranged on the back surface so that it can be engaged with the restriction groove 5d of the rack holder 5. The rear portion and the right side surface portion of the elevating base 6 are provided with holding portions (not shown) which are bent in a U-shape on the back side in order to support the lower surface of the disc cartridge 101.

The drive gear 7 is rotatably supported on the elevating base 6 in order to drive the rack gear 5a of the rack holder 5, and the cam 7a engages with the projection 5f of the rack holder 5 to start the pull-out operation. , The rack gear 5a of the rack holder 5 and the drive gear 7 are brought into engagement with each other. A drive gear (independent insertion port side conveying means) 41 is rotatably supported coaxially with the drive gear 7 and meshes with a rack gear 36a of a guide holder (cartridge guiding means) 36 described later to drive the same. Idler lever (drive switching means) 21
Is provided at the left rear part of the lifting base 6 so as to be swingable, and the switching gear 1 meshed with the drive gears 7 and 41 at both ends thereof.
7, 18 are rotatably supported, and the idler lever 21 is swung so that either one of the switching gears 17, 18 meshes with the transmission gear 15. The return lever 20 is swingable on the elevating base 6, and the torsion spring 1
A U-shaped tip portion is elastically biased in one direction by 9 and is always engaged with the pin 7b of the drive gear 7. The guide holder 36 is a U-shaped sheet metal member for supporting the lower surface and the side surface of the disc cartridge 101 inserted from the independent insertion port 2a, and is a rack gear that can mesh with the drive gear 41 provided coaxially with the drive gear 7. 36a is integrally molded. In the initial state, the guide holder 3
6 is positioned at the same height as the independent insertion opening 2a and is elastically biased by the holder biasing lever 27 by the torsion spring 29, and is driven in the direction of arrow A by the guide grooves 6c, 6d of the elevating base 6 during the carrying operation. Be guided. In FIG. 9, the connecting lever 43 holds the guide holder 36 so that it can be engaged and disengaged by the groove 43a, and is supported by the fixed base 42 so as to be able to move up and down by the retracting levers (coupling switching means) 44, 45 having a cross link structure. There is. The evacuation lever 45 is engaged with a drive arm 46 slidably supported by the fixed base 42, and the evacuation drive arm 46 is driven, whereby the guide holder 36 is moved up and down in the directions of arrows F and G, and the elevating base 6 is moved. On the other hand, the guide holder 36 is connected and separated. The drive switching lever 26 is slidably provided on the elevating base 6, one end of which is engaged with the idler lever 21, and the other end of which a spring 30 is suspended to elastically bias the idler lever 21. There is. The relay lever 28 is swingably supported by the elevating base 6, one end of which is engaged with the drive switching lever 26, and the other end of which is engaged with the holder urging lever 27.

A shutter opener (shutter opening / closing means) 24 is a shutter 10 of the disc cartridge 101.
2 is a member for opening and is a leaf spring shutter closer 25 that engages with the notch of the shutter 102 and closes it.
Is provided and is slidably guided and supported on the right rear side of the elevating base 6. The shutter drive lever 23 is a lift base 6.
The shutter opener 24 has one end engaged with the rack opener 24 or the guide holder 36. The shutter drive lever 23 is swung by driving the rack holder 5 or the guide holder 36, and the shutter opener 24
Is inserted into a guide groove (not shown) provided on the side surface of the disc cartridge 101 to open the shutter 102.

The guide arm 8 is disposed on the elevating base 6 so as to be rotatable in a seesaw shape in the vertical direction, and is urged so that the cam 8b side descends and projects to the transport path of the rack holder 5.

Next, the opening operation of the open / close panel will be described. As shown in FIGS. 2 and 4, when the opening / closing panel 1 is closed, the front surface 1a of the opening / closing panel 1 is formed to be substantially flush with the front surface 2b of the fixed panel, and the stocker 4 is mounted on the disk cartridge 101. The front surface is stored and arranged inside the housing 3 with respect to the rear surface 2d of the fixed panel 2.

From this state, when the eject button (not shown) of the open / close panel 1 is pressed by the operator, the engagement state of the lock portion (not shown) of the open / close panel 1 is released, and the open / close panel 1 is indicated by an arrow. Rotate in the H direction. As a result, the stocker 4 is driven by the ejection drive lever 50 into the drive groove 4d.
Is engaged and driven to be conveyed in the direction of arrow E, and the open / close panel 1
In the state in which the rotating operation is completed (FIGS. 1 and 5), the disc cartridge 101 is projected forward from the front surface 2b of the fixed panel 2, and the disc cartridge 101 can be attached and detached. At this time, the lock lever 51 is slidably driven in the direction of the arrow D along the guide groove portion 49a of the side plate 49, the lock lever 51 is elastically biased by the coil spring 52, and one end portion of the lock lever 51 is moved to the stocker 4 side. The lock is engaged with the lock groove portion 4e to lock. Accordingly, even if the stocker 4 is pressed in the direction of the arrow A by the mounting operation of the disc cartridge 101 or the like, the stocker 4 does not move and the open / close panel 1 is not accidentally closed. In FIG. 1, a disc cartridge 101
When mounting the disc cartridge 101, the disc cartridge 101 is regulated and guided by the guide surface 2c of the fixed panel 2 while being guided by the stocker 4
Since it is stored in, it is possible to perform a reliable attachment / detachment operation.

The closing operation of the open / close panel 1 is the reverse operation of the opening operation described above and can be easily analogized, and therefore the description thereof is omitted here. Next, the mounting operation of the disc cartridge from the independent insertion slot will be described with reference to FIGS.

In an initial state in which the disc cartridge 101 is not mounted in the independent insertion slot 2a, as shown in FIGS.
The guide holder 36 is positioned at the same height as the guide holder 36 and is engaged with the elevating base 6. From this state, when the disc cartridge 101 is inserted into the independent insertion port 2a in the direction of arrow A, both ends of the disc cartridge 101 are guided and supported by the elevating base 6 and the guide holder 36,
The disc cartridge 101 is positioned in the guide holder 36 by engaging with a lock member (not shown). Against the biasing force of the holder biasing lever 27, when the disc cartridge 101 is further inserted, the guide holder 36
Is driven in the direction of arrow A, and the holder urging lever 27 is rotated to allow the swing movement of the drive switching lever 26, and the spring 30 drives the drive switching lever 26 in the direction of arrow C to switch. The gear 18 is meshed with the transmission gear 15. At this time, since the drive gear 7 is elastically biased by the return lever 20, only the drive gear 41 is in a rotatable state. Next, the disk cartridge 10
1 is inserted, the rack gear 36 of the guide holder 36
a is meshed with the drive gear 41, receives the driving force from the motor 9, and is conveyed in the direction of arrow A. During transportation,
The biasing direction of the torsion spring 29 is reversed from the direction of arrow E to the direction of arrow A, the engagement state between the holder biasing lever 27 and the guide holder 36 is released, and the load during conveyance is reduced. When the disc cartridge 101 is completely transported into the housing 3, the double insertion blocking member 37 is driven to close the independent insertion port 2a, and two disc cartridges 101 of two rolls are simultaneously attached to the traverse chassis 31. It is prevented from being installed.

At the end of the carrying operation, the disc cartridge 101 causes the opening / closing stroke L1 of the shutter 102.
When it is conveyed by a stroke L2 (second stroke) shorter than (first stroke), the shutter drive lever 23 is swung by the guide holder 36 and the shutter opener 24 is expanded in stroke and slid in the direction of arrow E. The shutter opener 24 is driven dynamically by a stroke L4 (fourth stroke) in a guide groove provided on the side surface of the disk cartridge 101, and then is engaged with the shutter 102 to be driven by a stroke L1 to be opened. To be At this time, the movement amount L2 of the disc cartridge 101 and the movement amount L of the shutter opener 24
3 (third stroke = L1 + L4) is L2 <
It is set to L3.

When the disc cartridge 101 is transported to the position corresponding to the reproducing position, the solenoid 11 is energized to rotate the mode lever 14 and the transmission gear 15 is rotated.
The transmission gear 16 and the switching gear 18 are disengaged from each other, and at the same time, the transmission gear 16 is engaged with the transmission gear 47. The driving force is transmitted to the retracting drive arm 46 via the elevating drive gear 48, whereby the connecting lever 43 is retracted and lowered to a height that does not interfere with the height of the stocker 4. After this, the lifting drive arm 40
The driving force is transmitted to, the elevating base 6 is lowered in the direction of arrow G, and is coupled with the traverse chassis 31 to position the disc cartridge 101 at a predetermined position. After this,
The locked state by the mechanical lock mechanism is released, the traverse chassis 31 is floated by the dampers 34 and 35 together with the disc cartridge 101 and the elevating base 6, and the state becomes reproducible.

Since the ejecting operation of the disc cartridge 101 is the reverse of the inserting operation and can be easily analogized, the description thereof is omitted here, and only the closing operation of the shutter 102 will be described.

When the disc cartridge 101 is driven in the direction of arrow E, the shutter closer 25 engaged with the notch of the shutter 102 drives the shutter 102 to be closed.

Next, the horizontal operation of pulling out the disc cartridge from the stocker and transporting it onto the traverse chassis, which is the playing position, will be described with reference to FIGS.
In FIG. 6, the disc cartridge 1 is inserted into the independent insertion slot 2a.
When the disc cartridge 101 accommodated in the stocker 4 is selected in a state where 01 is not inserted, the independent insertion opening 2a is closed by driving the double insertion blocking member 37, and the traverse chassis 31 is After preventing the simultaneous mounting of two disk cartridges 101, the solenoid 11 is energized to drive the mode lever 14 and the transmission gear 16 to the transmission gear 4.
Meshed with 7. Here, the motor 9 is energized and the driving force is transmitted to the retracting drive arm 46 via the ascending / descending drive gear 48, the guide holder 36 descends in the direction of the arrow G, and the guide lever 36 together with the connecting lever 43 moves the stocker 4 into the stocker 4. It is retracted and lowered to a height that does not interfere with the height of the. After that, when the solenoid 11 is reversely energized and the mode lever 14 is driven to mesh the transmission gear 15 with the switching gear 17,
The rack holder 5 can be transported.

First, in FIG. 13, by rotating the drive gear 7 counterclockwise, the cam 7a engages with the projection 5f of the rack holder 5, and the rack holder 5 is indicated by the arrow B.
Start moving in the direction. Next, by the movement of the rack holder 5, the rack gear 5a of the rack holder 5 meshes with the drive gear 7, so that the rack holder 5 is continuously conveyed in the arrow B direction. Rack holder 5 pulled out from stocker 4
Is inserted into a holding part at the bottom of the elevating base 6, and vertical guide regulation is performed. At this time, the rack holder 5 is first guided by the guide bosses 4b and 4c of the stocker 4,
The guide pin 6a of the elevating base 6 and the guide groove 5c are sequentially engaged in accordance with the pulling-out operation, and the guide pin 6b and the restriction groove 5d are engaged to continue the guide. Therefore, the rack holder 5 is always pulled out under the guidance of two or more points.

Next, in FIG. 14, the rack holder 5 is conveyed by the engagement of the rack gear 5a and the drive gear 7, and the engagement between the guide grooves 5c and the guide pins 6a is constant even when the direction is changed. Since it is set so that it is rotated in the direction of arrow D. Further, at this time, the rack holder 5 is fixed to the guide pins 6 of the lifting base 6.
Due to the engagement relationship between b and the restricting groove 5d, it is slanted counterclockwise. Further, by moving the rack holder 5 in the direction of the arrow D, the cam 8b of the guide arm 8 is moved to the rack holder 5.
And the cam 8b of the guide arm 8 is raised, and the other regulating pin 8a is projected downward instead. The protruding regulation pin 8a is engaged with the notch 5e of the rack holder 5 and is used as a guide member for the subsequent transportation operation of the rack holder 5. Next, in FIG. 15, the drive gear 7 further rotates in the counterclockwise direction, whereby the rack holder 5 engages the rack gear 5a and the drive gear 7, the guide groove 5c and the guide pin 6a are engaged, and the notch 5e is restricted. The position of the arrow A is regulated by three guides for engagement of the pin 8a.
Is conveyed in the direction. At this time, the regulation groove 5d and the guide pin 6
Since b is separated, it does not disturb the transportation. FIG.
As shown in FIG. 5, the rack holder 5 is horizontally conveyed to the playing position by the above procedure. At this time, the shutter drive lever 23 is driven by the transport operation of the rack holder 5 and the shutter opener 24 performs the opening operation of the shutter 102, almost in the same manner as the mounting operation of the disc cartridge 101 from the independent insertion opening 2a.

After that, the solenoid 11 is energized to rotate the mode lever 14, and the transmission gear 15 and the switching gear 17 are disengaged from each other. At the same time, the transmission gear 16 is meshed with the transmission gear 47. The driving force is transmitted to the raising / lowering drive arm 40 via the raising / lowering drive gear 48, whereby the raising / lowering base 6 is lowered in the direction of the arrow G, and is coupled with the traverse chassis 31 to position the disc cartridge 101 at a predetermined position. After that, the locked state by the mechanical lock mechanism is released, and the traverse chassis 31 moves together with the disc cartridge 101 and the elevating base 6 into the damper 3.
It is floated by 4, 35 and is ready for reproduction.

Stocker 4 of disk cartridge 101
Since the returning operation to the above is the reverse operation of the above-described conveying operation and can be easily analogized, the description thereof is omitted here. By the above operation, the stocker 4 is driven in conjunction with the operation of rotating the open / close panel 1, and the stocker 4 is locked to the housing 3 in the opened state, so that the disc cartridge 101 can be easily attached / detached. Even if the stocker 4 is pushed at the time of mounting, the open / close panel 1 will not be accidentally closed. Further, since the rack holder 5 is configured to be movable only in the direction substantially perpendicular to the mounting direction of the disc cartridge 101 with respect to the stocker 4 fixed in the apparatus, even if the disc cartridge 101 is hit from the outside, the strength is sufficient. You can get it without damaging it.

Further, the disk cartridge 101 mounted in the stocker 4 and the independent insertion slot 2a is connected to one motor 9
Drive is performed, the drive is switched by the transport operation of the disc cartridge 101, and the plurality of disc cartridges 1 are driven by one shutter opener 24 and one shutter closer 25.
In order to open and close the shutter 102 of No. 01, a plurality of storage units having different storage positions are respectively provided with shutter opening and closing means,
The configuration can be simplified as compared with the case where the transport mechanisms are independently configured. Furthermore, since the transport drive mechanism is arranged in the area where the movement paths of the rack holder 5 in the two directions orthogonal to each other intersect, the space in the apparatus can be effectively used and the size can be reduced.

When reproducing the disk cartridge 101 from the independent insertion slot 2a, the guide holder 36 is used.
When the disk cartridge 101 is reproduced from the stocker 4 by connecting the guide holder 36 to the floating base 6 that is floated, the guide holder 36 is connected to the fixed base 42 that is not floated so as to be at the same height as the independent insertion opening 2a. Stocker 4 to disk cartridge 10
1 can be attached and detached, the device can be thinned, and the vibration-proof member can be downsized by reducing the weight of the floating portion.

Further, by providing the above-mentioned guide member and conveying means on the rack holder 5 and the elevating base 6 which are pulled out from the stocker 4, it is possible to realize a conveying mechanism which can be configured with only one side of the driving unit and which can be miniaturized. Further, even when the direction is changed, the conveyance can be continuously performed in the two directions without using any special switching means, so that the configuration is simplified and the conveyance speed is higher than that in the case where the drive is changed to realize the conveyance in the two directions. Can be improved.

[0037]

As described above, according to the present invention, one disc cartridge can be inserted from the independent insertion opening in addition to the plurality of disc cartridges already stored in the storage rack.

Further, the shutter opening / closing means is interlocked with the transportation of the disc cartridge in the second stroke which is smaller than the first stroke for opening / closing the shutter of the disc cartridge, and the third stroke equal to or greater than the first stroke.
The shutter is opened and closed by moving the stroke of 1 to operate the shutter opening and closing means for opening and closing each shutter of a plurality of disk cartridges in the storage rack and for opening and closing a shutter of a disk cartridge inserted from an independent insertion port. Can be shared.

Therefore, a disc cartridge which has already been stored and has been mounted / removed / reproduced can be easily detached / reproduced separately from another disc cartridge while the mounted state is maintained without being ejected. In addition, the shutter provided on each of the plurality of disk cartridges can be opened and closed by one shutter opening / closing means, and the mechanism therefor can be simplified.

[Brief description of drawings]

FIG. 1 is a perspective view of an open / close panel in an open state in a disc playing device according to an embodiment of the present invention.

FIG. 2 is a perspective view of the open / close panel of the embodiment in a closed state.

FIG. 3 is a perspective view of the stocker of the same embodiment.

FIG. 4 is a left side view of the open / close panel of the embodiment in a closed state.

FIG. 5 is a left side view of the open / close panel of the embodiment in an open state.

FIG. 6 is a top view of the same embodiment when receiving a disc cartridge from an independent insertion slot.

FIG. 7 is a detailed view of essential parts relating to the transport operation of the disc cartridge of the embodiment.

FIG. 8 is a front view of the same embodiment when receiving a disc cartridge from an independent insertion slot.

FIG. 9 is a left side view of the same embodiment when receiving the disc cartridge from the independent insertion slot.

FIG. 10 is a top view at the time of reproducing the disc cartridge from the independent insertion slot of the embodiment.

FIG. 11 is a left side view of the disk cartridge stored in the stocker according to the embodiment when being conveyed.

FIG. 12 is a front view of the disk cartridge housed in the stocker of the embodiment when being transported.

FIG. 13 is an initial operation diagram when the disc cartridge is conveyed from the stocker of the embodiment.

FIG. 14 is an intermediate operation diagram when the disc cartridge is conveyed from the stocker of the embodiment.

FIG. 15 is a diagram showing the completion operation when the disc cartridge is conveyed from the stocker of the embodiment.

FIG. 16 is a state diagram when reproducing a disc cartridge from the stocker of the embodiment.

[Explanation of symbols]

 2a Independent insertion port 3 Housing 4 Stocker 24 Shutter opener 31 Traverse chassis

Claims (2)

[Claims] 1. A playing means for performing recording and reproduction on a disk rotatably housed in a disk cartridge, a housing in which the playing means is mounted, a housing provided in the housing, and a plurality of the housings. A storage shelf configured so that the disk cartridges can be stacked and stored, and a storage cartridge configured such that the disk cartridges can be inserted and ejected between the outside of the housing and the inside of the housing, and the plurality of storage shelves in the storage shelf. Independent insertion provided at approximately the same height as any one of the disk cartridges, and configured so that one disk cartridge can be inserted and ejected between the outside of the housing and the inside of the housing. The opening and the shutter of each of the plurality of disc cartridges in the storage shelf are opened and closed, and the shutter of the disc cartridge inserted from the independent insertion port is opened. A disk playing device having a shutter opening / closing means for opening / closing the shutter. 2. The shutter opening / closing means interlocks with the transport of the disk cartridge in a second stroke that is smaller than the first stroke for opening / closing the shutter, and performs a third stroke that is greater than or equal to the first stroke. The disc playing device according to claim 1, wherein the disc playing device is configured to move to open and close the shutter.