JP2003157608A - Recording medium reproducing device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a recording medium reproducing device which realizes simplification and miniaturization thereof. SOLUTION: A stocker 23 formed by laminating holders 39 having the same shape is stored in a CD reproducing device 21. When a CD 24 is inserted through an insertion/ejection port 33, the CD 24 is taken into a casing 22 by an insertion/ ejection roller 35 of an insertion/ejection mechanism 34. The CD 24 which is positioned on a reference position can be mounted by a turntable 38 of PU unit 25. On the stocker 23, the turntable 38 is allowed to proceed into a stored position which is capable of storing a plurality of the CDs 24, is selected by an elevating/lowering mechanism 26 and is divided by a division mechanism 28 and, thus, the CD 24 can be transported.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a recording medium reproducing apparatus for accommodating a plurality of disc-shaped recording media such as an auto changer device and individually reproducing recorded contents or recording information.

[0002]

2. Description of the Related Art Conventionally, compact discs (CDs)
Auto-changer function that stores multiple disc-shaped recording media such as CDs and CD-ROMs, and arbitrarily selects one recording medium to play back the recorded information, such as in-vehicle audio devices and navigation devices. It is used. In addition, a CD-RO connected to a personal computer, etc.
Even an M playback device, etc., stores multiple CD-ROMs,
It has been used as a large-capacity storage device as a whole. A recording medium storage device of a reproducing apparatus having such an autochanger function is disclosed in, for example, Japanese Patent Laid-Open No. 3352/1993
49, JP-A-6-20425 or JP-A-6-231.
526 and the like as a magazine method. In the magazine system, a disc-shaped recording medium is placed on a tray, the tray is housed in a magazine case, and the entire magazine is inserted into or removed from the reproducing device.
Such a magazine containing a plurality of disc-shaped recording media can be divided into upper and lower parts at any storage position in the housing of the reproducing device, and a reproducing pickup enters the divided space to form a narrow housing. Information can be reproduced by effectively utilizing the internal space.

The applicant of the present application discloses, in Japanese Patent Application Laid-Open No. 10-3733, etc., a storage device of a stocker system different from a magazine system in which a plurality of recording media are handled as a whole as a whole. As shown in FIG. 51, the stocker 1
For example, 6 CDs can be stored. The stocker 1 is formed by stacking the stocker members 2a, 2b, 2c, 2d, 2e and 2f, each of which can store one CD, from the bottom to the top. Except for the top stocker member 2f,
For the other stocker members 2a, 2b, 2c, 2d, 2e,
Dividing projections 3a, 3b, 3c, 3d, 3 on both sides in the width direction
e are formed respectively. Split projections 3a, 3b, 3
Before division, c, 3d, and 3e are arranged at a common height, and the division slide member 4 moves to select the stocker member having the division projection to be selected by the claw 5. When the feed screw 6 is rotated to raise the split slide member 4, the stocker member to which the split projection selected by the claw 5 is connected and the stocker member above the stocker member rise, and the stocker member below the stocker member rises. A space is created between the stocker member. In this way, a reproducing pickup or the like can be inserted into the space formed by the division. The turntable of the playback pickup that entered,
By inserting the turntable into the center hole of the CD housed in the stocker member in the upper part of the divided space and pulling out the turntable in the direction opposite to the entering direction, the CD can be reproduced by the pickup. Each stocker member 2a, 2b, 2c, 2
Grooves are provided in d, 2e, and 2f so that a CD can be mounted and the turntable can be withdrawn from the divided space for reproduction. Also, each stocker member 2
CDs to be stored in a, 2b, 2c, 2d, 2e, 2f
A spring 7 is also provided to hold the.

[0004]

[Patent Document 1] JP-A-3-235249

[Patent Document 2] JP-A-6-20425

[Patent Document 3] JP-A-6-231526

[Patent Document 4] Japanese Patent Laid-Open No. 10-3733

[0005]

When the reproducing device having the autochanger function is, for example, a vehicle audio device or a navigation device, it is preferable that the reproducing device can be mounted on the dashboard near the driver's seat. The equipment fitted to the dashboard should be, for example, about 18 cm wide, about 5 cm high and about 17 cm deep according to DIN standard dimensions. In the magazine type storage device, a disc-shaped recording medium such as a CD is stored in the tray, and the tray is stored in the magazine case.
Therefore, when playing back inside the housing of the playback device,
It is necessary to secure a sufficient distance so that the magazine case or tray and the reproducing unit do not come into contact with each other, which makes it difficult to downsize the apparatus.

In the prior art as shown in FIG. 51, the stocker members 2a, 2b,
It is necessary to use a spring 7 or the like for each of 2c, 2d, 2e, and 2f to securely hold the CD so that it does not fall out. On the other hand, when ejecting the CD from the stocker 1,
It is necessary to overcome the pressing force of the spring 7 and pull out the CD. Therefore, a mechanism for pushing the CD into the stocker 1 at the time of storage and pulling the CD out of the stocker 1 at the time of ejection is required, which makes it difficult to reduce the size because the number of constituent elements increases.

It is an object of the present invention to provide a recording medium reproducing apparatus which can be simplified and miniaturized.

[0008]

SUMMARY OF THE INVENTION According to the present invention, a storage means for storing a plurality of recording media, a transport means for transporting a recording medium inserted from the outside to the storage means, and a recording stored in the storage means. A recording medium reproducing apparatus having a reproducing unit capable of selectively reproducing a medium, wherein the accommodating unit includes a plurality of divisible stocker members, and a biasing unit that biases the stocker members in the stacking direction. A recording medium reproducing apparatus characterized by having.

According to the present invention, a plurality of stocker members are laminated to form a recording medium storage means. The recording medium inserted from the outside can be carried by the carrying means and housed in the housing means. The stacked stocker members can be vertically divided between arbitrary layers. When the reproducing means such as a pickup capable of reproducing the recording medium is advanced into the space formed by dividing the layers of the stocker member and the turntable of the reproducing means is raised, the stored recording medium is turned. Can be attached to a table, etc. Since the stocker member is biased in the stacking direction, it is possible to easily realize the divided and non-divided states, and it is possible to reduce the size because a complicated lifting mechanism is not required. Therefore, the entire recording medium reproducing device can be downsized, and
Many recording media can be accommodated within a certain thickness range.

Further, according to the present invention, a storage means for storing a plurality of recording media, a transport means for transporting a recording medium inserted from the outside to the storage means, and a recording medium stored in the storage means selectively. A recording medium reproducing apparatus having reproducible reproducing means, wherein the accommodating means is composed of a plurality of stocker members that can be divided, and the plurality of stockers are provided between a movable top plate and a fixed bottom plate. A recording medium reproducing apparatus characterized in that a member is sandwiched and a top plate is biased to a bottom plate.

According to the present invention, a plurality of stocker members are laminated to form a recording medium storage means. The recording medium inserted from the outside can be carried by the carrying means and housed in the housing means. The stacked stocker members can be vertically divided between arbitrary layers. When the reproducing means such as a pickup capable of reproducing the recording medium is advanced into the space formed by dividing the layers of the stocker member and the turntable of the reproducing means is raised, the stored recording medium is turned. Can be attached to a table, etc. The plurality of stocker members of the storing means are sandwiched between the movable top plate and the fixed bottom plate, and the top plate is urged toward the bottom plate, so that the stocker member can be easily divided and non-divided. Since it does not require a complicated lifting mechanism, it can be downsized. Therefore, it is possible to reduce the size of the recording medium reproducing apparatus as a whole, and it is possible to accommodate a large number of recording media within a certain thickness range.

Further, according to the present invention, a storage means for storing a plurality of recording media, a transport means for transporting a recording medium inserted from the outside to the storage portion, and a recording medium stored in the storage means selectively. A recording medium reproducing apparatus having a reproducible reproducing means, wherein the accommodating means is composed of a plurality of divisible stocker members, and has an urging means for urging the stocker members in the stacking direction. Is a recording medium reproducing apparatus having a dividing means for moving up and down and dividing the stocker member at an arbitrary position in a biased state.

According to the present invention, a plurality of stocker members are laminated to form a recording medium storage means. The recording medium inserted from the outside can be carried by the carrying means and housed in the housing means. Since the storage means has a dividing means that moves up and down and divides the stocker member at an arbitrary position in a biased state, the stacked stocker members can be vertically divided between arbitrary layers. When the reproducing means such as a pickup capable of reproducing the recording medium is advanced into the space formed by dividing the layers of the stocker member and the turntable of the reproducing means is raised, the stored recording medium is turned. Can be attached to a table, etc. Since the plurality of stocker members of the storage means are urged in the stacking direction, the stocker members can be easily divided and non-divided, and a complicated elevating mechanism is not required, and the size can be reduced. Therefore, it is possible to reduce the size of the recording medium reproducing apparatus as a whole, and it is possible to accommodate a large number of recording media within a certain thickness range.

Further, according to the present invention, at least the plurality of stocker members are provided with insertion holes, and an elevating guide for guiding the insertion holes is provided.

According to the present invention, since the plurality of stocker members are provided with the insertion holes and the elevating guides for guiding the insertion holes are provided, the elevating displacement due to the division of the stocker members between the layers can be smoothly performed. it can.

[0016]

FIG. 1 shows a schematic overall structure of a CD reproducing apparatus 21 including a recording medium housing apparatus according to an embodiment of the present invention. The CD reproducing device 21 can store a plurality of recording media in the stocker 23 accommodated in the housing 22, and operates as an automatic changer device. The housing 22 has a size called 1DIN, which is standard as an on-vehicle device, that is, a width of about 18 cm and a thickness of 5 cm.
It has a depth of about 17 cm and is installed on the dashboard of a vehicle.

A stocker 23, which is a storage device for recording media.
Can store up to six CDs 24, which are disc-shaped recording media. The CD24 has a diameter of about 12 cm,
It has a thickness of about 1.2 mm and can be reproduced on the PU unit 25. The stocker 23 can be displaced up and down as a whole by the elevator mechanism 26. The floating mechanism 27 keeps only the PU unit 25 in a mechanically floating state from other parts, and when the CD 24 is mounted on the PU unit 25 and is playing, it is less likely to be affected by external vibration or shock. can do. Lifting mechanism 26
When one storage position is selected by, the dividing mechanism 28
With this, the stocker 23 is divided into upper and lower parts, and an interval can be provided between the divided storage positions. An electronic circuit board or the like that constitutes the control circuit 29 is also disposed on the side of the housing 22, and controls the movement of each part.

The PU unit 25 is displaceable on a slide base 30 supported from the bottom of the housing 22. The slide base 30 can be kept mechanically floating from the bottom portion of the housing 22 by the floating mechanism 27. The control circuit 29 releases the floating state by the floating mechanism 27 by the lock mechanism 31 so that the PU unit 25 does not move independently of the other parts in the housing 22 except when the CD 24 is reproduced. I have to.

The front panel 3 which is the operation surface of the housing 22
An insertion / ejection port 33 is formed in the disc 2 as an opening for inserting or ejecting the CD 24. An insertion / ejection mechanism 34 is provided in the housing 22 adjacent to the insertion / ejection port 33. The insertion / ejection mechanism 34 includes an insertion / ejection roller 35 and a support plate 36. The CD 24 that is inserted or ejected from the insertion / ejection port 33 has a support plate 36.
It is placed on the top and conveyed by the rotation of the insertion / ejection roller 35. When the CD 24 is being conveyed or reproduced in the housing 22, the insertion / ejection port 33 is closed by the shutter mechanism 37 that constitutes the opening / closing mechanism, and the CD 24 is conveyed in the reverse direction for positioning. In the illustrated state, the turntable 38 of the PU unit 25 is in a state where it can be received by waiting at the reference position and positioning the CD 24 inserted from the insertion / ejection port 33. The recording stocker 23 is an individual CD2.
A holder 39 capable of accommodating 4 is stacked and formed.

FIGS. 2, 3 and 4 show the CD shown in FIG.
An outline of each operation state of inserting, reproducing or storing the CD 24 in the reproducing device 21 is shown.
FIG. 2 shows a state in which the CD 24 is inserted into the housing 22 from the insertion / ejection port 33 of the housing 22 and is sandwiched between the insertion / ejection roller 35 of the insertion / ejection mechanism 34 and the support plate 36. When the CD 24 is pulled into the housing 22, the opening / closing mechanism, which will be described later, closes the insertion / ejection port 33 and changes the state in which a new CD 24 cannot be inserted. The insertion / ejection roller 35 is temporarily C
After pulling D24 into the housing 22, rotate it in the opposite direction to C
The D24 is pushed back by the shutter mechanism 37 until stopped. As a result, the CD 24 can be reliably positioned at a fixed position.

FIG. 3 shows that with respect to the positioned CD 24,
The state in which the PU unit 25 standing by below rises, the CD 24 is chucked and mounted on the turntable 38, and moves into the divided stocker 23.
Further, the inserted CD 24 can be reproduced by the PU unit 25 as it is.

FIG. 4 shows a state in which the CD 24 mounted on the turntable 38 is transferred to the holder 39 constituting the stocker 23 from the PU unit 25 moved to the space inside the stocker 23. The holder 39 is the turntable 3
It stands by below CD24 which is mounted and transported on CD8 and moves up to lift the peripheral edge of CD24,
Remove the CD 24 from the turntable 38. In addition, the CD 24 stored in the stocker 23 is loaded into the PU unit 2
When transferring to the turntable 38 of No. 5 and discharging,
The holder 39 descends and moves the stored CD 24 onto the turntable 38. When storing in the stocker 23, the PU unit 25 in which the CD 24 is moved onto the holder 39
Is taken out from the space between the stockers 23. When ejecting the CD 24, the PU unit 25 with the CD 24 received from the holder 29 is pulled out between the stockers 23 and moved to the insertion / ejection mechanism 34 side.

FIGS. 5, 6, 7, 8 and 9 respectively show an outline of the operation when the CD 24 is inserted, ejected, stored, reproduced and changed in the CD reproducing apparatus 21 of the present embodiment. . FIG. 5 (1) shows an insertion standby state in which the CD 24 can be inserted. In the inserting / ejecting mechanism 34, the inserting / ejecting roller 35 is moved downward so that the CD 24 to be inserted can be drawn in. In the stocker 23, the lower holders are all lowered and spaced from the holder 39 corresponding to the selected storage position, and the upper holders of the selected holder 39 are all raised. . The CD 24 is stored in the space between the selected holder 39 and the holder above it. The PU unit 25 is on standby at the standby position on the exit side of the insertion / ejection mechanism 34.

FIG. 5B shows a state where the user of the CD reproducing device 21 inserts one CD 24 from the insertion / ejection port 33 of FIG. The insertion / ejection roller 35 of the insertion / ejection mechanism 34 once draws the inserted CD 24 into the housing 22 as shown in FIG. 5 (3), and conveys it in the opposite direction as shown in FIG. 5 (4) for positioning. . After the CD 24 is retracted as shown in FIG. 5C, the shutter mechanism 37 of FIG. 1 is closed. Figure 5 (4)
As shown in, when CD24 is conveyed in the opposite direction, CD2
The rear end of 4 comes into contact with the shutter mechanism 37 of FIG.
Positioning can be performed.

In contrast to the CD 24 positioned in FIG. 5 (4), in FIG. 5 (5) the PU unit 25 rises to mount the CD 24 on the turntable 38 and receive the CD 24. A chucking mechanism 40 is provided on the turntable 38, and the chucking mechanism 40 is operated to clamp the CD 24 to the turntable 38, as shown in FIG. Next, the PU unit 25 is moved in the insertion direction, the CD 24 is pulled out from the insertion / ejection mechanism 34, and
As shown in (7), the CD 24 is moved into the stocker 23, the lock mechanism 31 in FIG. 1 is released in the PLAY state as shown in FIG. 5 (8), and the PU unit 25 causes the floating mechanism 27 in FIG. The information is reproduced from the CD 24 in a state of being mechanically floated by.

FIG. 6 shows the reproduction state shown in FIG.
The process of ejecting the CD 24 is shown. In the reproduction state of FIG. 6 (1), the lock mechanism 31 of FIG. 1 has released the lock state, but in FIG. 6 (2), the lock mechanism 31 of FIG. 1 is operated to operate the floating mechanism 27 of FIG. To stop the floating state. In FIG. 6C, the PU unit 25 is moved from the stocker 23 to the standby position on the exit side of the insertion / ejection mechanism 34. In FIG. 6 (4), the chucking mechanism 4
0 to activate the turntable 38 for the CD 24
Release the clamped condition to. In FIG. 6 (5), the PU unit 25 descends at the standby position, and the insertion / ejection mechanism 3
The insertion / ejection roller 35 of No. 4 also descends to hold the CD 24 between the insertion / ejection roller 35 and the support plate 36. CD by this
24 is passed from the PU unit 25 to the insertion / ejection mechanism 34 side. In FIG. 6 (6), the insertion / ejection roller 35 rotates and C
D24 is discharged. Eject the CD from the insertion / ejection port 33 of FIG.
The recording medium 24 is temporarily stopped in the protruding state, and waits for the user of the CD reproducing device 21 to perform the operation of ejecting the CD 24.

FIG. 7 shows an outline of the storing operation for storing the CD 24 to the storage position in the stocker 23. However,
The PLAY state shown in (8) will be described as the PLAY state in FIG. 7 (1). CD2 inserted from the insertion / ejection port 33
When storing 4 in the stocker 23, immediately after the operations (1) to (8) in FIG.
Store 24. In FIG. 7 (2), after the lock mechanism 31 of FIG. 1 is operated and the floating state is released, the PU unit 25 and the holder 39 for housing the CD 24 are raised. In FIG. 7C, the chucking mechanism 4 of the PU unit 25 is used.
The clamped state of the CD 24 to the turntable 38 by 0 is released. In FIG. 7 (4), the PU unit 25 moves downward, and the CD 24 is removed from the turntable 38 onto the holder 39. In FIG. 7 (5), the PU unit 25 moves to a position below the insertion / ejection mechanism 34, and
In (6), the stockers 23 that have been divided are all lowered and the divided state is released.

FIG. 8 shows an operation procedure for ejecting an arbitrary CD 24 stored in the stocker 23. Figure 8 (1)
As shown in FIG. 8, when the PU unit 25 is positioned below the insertion / ejection mechanism 34 and the stocker 23 is entirely lowered, the holder 39 storing the CD 24 to be ejected is selected. As shown in (2), the selected holder 39 is included, and the upper portion and the selected holder 3 are included.
The stocker 23 is divided into a lower portion than 9.
In FIG. 8C, the PU unit 25 moves to the space inside the stocker 23 that is formed by being divided. In FIG. 8 (4), the PU unit 25 rises and the ejected CD 24 is mounted on the turntable 38. In FIG. 8 (5), the chucking mechanism 40 is operated on the turntable 38 to drive the CD.
Clamp 24. In FIG. 8 (6), the holder 39 that has stored the CD 24 descends and moves the CD 24 to the turntable 38 side. In FIG. 8 (7), the PU unit 25 including the turntable 38 with the CD 24 mounted thereon moves from the space formed between the stockers 23 to the standby position on the exit side of the insertion / ejection mechanism 34. The CD 24 has an insertion / ejection roller 35.
Is inserted into the support plate 36 that has been pulled up. Figure 8
In (8), the clamping state of the CD 24 on the turntable 38 by the chucking mechanism 40 is released, and FIG.
At (9), the PU unit 25 is lowered and the insertion / ejection roller 35 is lowered, the CD 24 is held between the insertion / ejection roller 35 and the support plate 36, and the turntable 38 to the CD 2 are held.
4 is removed and the insertion / ejection roller 35 is rotated to eject the CD 24. In FIG. 8 (9), if the CD 24 is removed from the insertion / ejection opening 33 by the user, the state becomes the insertion standby state in which the CD 24 can be newly inserted.

FIG. 9 shows P playing one CD 24.
The change operation of exchanging from the LAY state to another CD 24 stored in the stocker 23 is shown. The operation from (1) to (6) in FIG. 9 is the same as that from (1) to (6) in FIG. The operation from (7) to (11) in FIG.
The operation is the same as (1) to (5). 9 (1
In 2), the lock mechanism 31 of FIG. 1 is released, the PU unit 25 is brought into a state of being mechanically suspended by the floating mechanism 27 of FIG. 1, and then the selected CD 24 is stored. Lower the holder 39 to CD2
4 is played. Since the lock by the lock mechanism 31 is released, it is possible to reproduce the CD 24 in a state where the vibration given from the outside is difficult to be transmitted to the PU unit 25 by the floating mechanism 27. However, due to the absorption of vibration, relative displacement may occur between the PU unit 25 and other portions, so that the PU unit 25 with the CD 24 mounted does not have the CD 24 hitting the surroundings. It is preferable to move to a position.

FIG. 10 shows the appearance of the CD reproducing device 21 shown in FIG. Around the insertion / ejection opening 33 of the front panel 32,
Selection buttons 41 to 46 are provided so that the storage position of the CD 24 stored in the stocker 23 can be designated.
For example, numbers 1 to 6 are given to the storage positions from the bottom to the top, and the corresponding numbers are designated by the selection buttons 41 to 46.

FIG. 11 shows the CD reproducing device 21 of FIG.
2 shows the structure of the mechanical portion from which 2 is removed. 12 is the same as FIG.
The state which shows the mechanism part shown in FIG. With the front panel 32 side of the removed housing 22 as the front side and the side facing the front panel 32 as the rear side, the entire mechanical portion is supported by the chassis 50. On the chassis 50,
The shutter mechanism 37, the insertion / ejection mechanism 34, and the like are arranged on the front side, and the stocker 23 and the like are arranged on the rear side.

In the PU unit 25, the center position of the turntable 38 is located between the reference position for standby as shown in FIG.
It can be moved in the front-rear direction so as to be located on the center line 51 of 0. Further, the turntable 38 may be pivotally displaced from the reference position shown in FIG. 12 with the turntable 38 side as the tip to move the turntable 38 below the insertion / ejection mechanism 34.

On both sides of the chassis 50 in the width direction, an elevating mechanism 26 for moving the stocker 23 up and down, a dividing mechanism 28 for dividing the stocker 23, and a mechanism for operating the PU unit 25 and the lock mechanism 31 are provided. It is arranged as various slide plates that reciprocate in the front-back direction. In order to drive the slide plate, at the rear of the chassis 50,
A lift motor 52 and a split motor 53 are arranged at the corners. The lift motor 52 moves the lift slide plate 54 in the front-rear direction of the chassis 50, and according to the number of stages counted by the count sensor 55, the stocker 23 is moved.
Select the storage position of. At the storage position selected by the lifting motor 52, the dividing slide plate 56 driven by the dividing motor 53 acts, and the stocker 23 is divided.

On the front side and the rear side of the chassis 50,
A division origin switch 57 and an elevation origin switch 58 indicating the origin positions of the division slide plate 56 and the elevation slide plate 54 are provided, respectively. Split slide plate 56
The intermediate position of is detected by the division position sensor 59. Split position sensor 59 is a linearly actuated variable resistor and is used to indicate position as an analog voltage.
The detection output is A / D converted and handled as a digital value.

In this embodiment, the lifting motor 52 also drives the insertion / ejection roller 35. The insertion / ejection roller 35 is moved downward only when the CD 24 is inserted or ejected, and is raised in other states. Therefore, in order to simplify the mechanism, the insertion / ejection roller 35 is always operated by the elevation motor 52. It is driving. When it is necessary to move the stocker 23 up and down, the clutch mechanism is actuated so that the driving force is increased and decreased.
4 is connected so as to be transmitted. The clutch mechanism of the present embodiment connects the driving force from the lifting motor 52 to the lifting slide plate 54 when the split sliding plate 56 is at the most retracted position. When the split slide plate 56 moves away from the rearmost position, the clutch mechanism 58
Is cut so that the driving force from the motor 52 is not transmitted to the lift slide plate 54.

FIG. 13 shows the structure of a slide unit 60 formed on the slide base 30 for moving the PU unit 25. FIG. 14 shows a slide unit 60.
3 is a plan view showing a state in which is moved rearward with respect to the slide base 30. The slide unit 60 generally has a slide plate 61 and a swivel plate 62. Slide plate 6
1 is movable in the front-back direction with respect to the slide base 30. The swivel plate 62 is a swivel shaft 6 provided on the base end side.
PU on the front end side with respect to the slide plate 61 with 3 as the center
The swing displacement is possible so that the unit 25 draws an arc.
The slide plate 61 is formed with an arcuate guide groove 64 for guiding when the swivel plate 62 is swung and displaced. An L-shaped guide groove 65 is formed in the slide base 30, and has a vertical groove 66 and a horizontal groove 67. The slide base 3 is attached to the rotary shaft 63.
A protrusion 68 that engages with the L-shaped guide groove 65 of 0 is provided,
While the protrusion 68 is engaged with the lateral groove 67 of the L-shaped guide groove 65, the protrusion 69 provided on the swivel plate 62 causes the slide plate 6 to move.
By engaging with the circular arc guide groove 64 of No. 1, the swivel plate 62 is swiveled and displaced. The protrusion 68 of the rocking plate 62 has the L-shaped guide groove 6
When it comes to engage with the vertical groove 66 side of 5, the swivel plate 62 cannot perform further swivel displacement, and only the movement in the front-rear direction is possible with the vertical groove 66 and the projection 68 engaged. It will be possible.

The movement of the PU unit 25 on the swivel plate 62 is performed by the feed motor 70 rotationally driving the feed screw shaft 71. The PU origin switch 72 detects that the PU unit 25 is at the origin position on the turntable 38 side. In a general PU unit, when the PU unit reaches the origin position, the feed motor 70 is not driven any further. In this embodiment, the PU unit 2 is set at the origin position.
The feed motor 70 is further driven without mechanically stopping 5 to enable the chucking mechanism 40 to release the clamped state. The release of the clamped state is detected by the clamp release switch 73. The turntable 38 is directly driven to rotate by a spindle motor 74.

The relative movement of the slide unit 60 with respect to the slide base 30 is driven by a slide motor 75. The slide motor 75 is the slide base 3
The moving position of the slide plate 61 is detected by a slide origin switch 76, a slide completion switch 77, and an insertion / ejection standby switch 78, respectively. In the slide unit 60, a slip mechanism 79 is provided in the gear mechanism that transmits the driving force from the slide motor 75 to the slide plate 61, and prevents the transmission of excessive driving force. When the slide plate 61 is moved forward, the pin 61a
Comes into contact with a predetermined position of the insertion / ejection mechanism 34 and stops.

FIG. 15 shows the construction of the insertion / ejection mechanism 34 and the opening / closing mechanism including the shutter mechanism 37. The driving force from the lifting motor 52 and the split motor 53 arranged at the rear is
It is transmitted to the spur gears 80 and 81, respectively. Insertion / Ejection Mechanism 34
The insertion / ejection roller 35 is driven by the elevating motor 52 disposed on the rear side as described above, so that the drive shaft 82 for driving having the spur gear 80 attached to the base end thereof.
Are extended, and the tip thereof is connected to the gear mechanism 83. The driving force from the rear split motor 53 is also driven by the drive shaft 84 having the spur gear 81 attached to the base end.
Is transmitted to drive the rotation of the connecting shaft 85 connecting the both sides, and then the gear mechanisms 86, 87 provided on both sides of the connecting shaft 85.
The slide plate 56 for division is equally driven in the front-rear direction via.

The shutter mechanism 37 of the opening / closing mechanism includes an opening / closing slide plate 88a, a shutter slide member 88b, and
The shutter member 88c is included. The opening / closing mechanism further includes an opening / closing pin 89a, and an opening / closing stopper 89b and a pin slide plate 89c are provided in association with the opening / closing pin 89a. As the opening / closing mechanism, opening / closing pins 89 arranged in pairs on both sides are also provided to prevent the CD 24 from being double inserted. When inserting the first CD24 or CD2
When ejecting No. 4, the opening / closing pin 89a is designed to escape from the movement range of the CD 24 by the pressure of contacting the CD 24 so as not to hinder the movement of the CD 24. When the double insertion is prevented, the opening / closing pin 89a is prevented from being displaced by the opening / closing stopper 89b and does not escape even if the CD24 comes into contact with the CD24, and the movement of the CD24 is prevented. As described above, the shutter member 88c is used when the insertion / ejection roller 35 is reversely rotated to position the CD 24 once inserted.

Further, in connection with the insertion and ejection of the CD 24, the insertion detection switch 90a and the insertion presence / absence switch 90
b, insertion completion switch 90c and ejection completion switch 9
0d is also provided.

The linear movement of the slide unit 60 is
The driving force from the slip mechanism is transmitted to both sides of the slide base 30 by the connecting shaft 85 so that the gear mechanisms 86, 8 having the same structure
It is performed through 7. Since both sides are driven simultaneously and evenly, smooth movement is possible.

FIG. 16 shows the gear mechanism 83, 8 shown in FIG.
An outline of 6,87 is shown. A bevel gear 83a forming a gear mechanism 83 for driving the insertion / ejection roller 35 is provided at the tip of the drive shaft 82, and the driving force from the lifting motor 52 is transmitted to the bevel gear 83b and the spur gear 83c.
A bevel gear 84a is provided at the tip of the drive shaft 84, and the bevel gear 84b and the spur gear 84c are divided into the split motor 5 and the split motor 5.
The driving force from 4 is transmitted. The connecting shaft 85 is provided with spur gears 85a and 85b on the right end side and the spur gear 8 on the left end side.
5c is provided. The driving force from the split motor 54 is transmitted from the spur gear 84c to the spur gear 85a via the spur gear 86b inserted in the shaft 86a of the gear mechanism 86.

The spur gear 86b is not fixed to the shaft 86a and can freely rotate about the shaft 86a. The spur gear 86c is provided at both ends of the shaft 86a of the gear mechanism 86.
And a pinion gear 86d. The gear mechanism 87 on the left end side has a spur gear 87b that can freely rotate about a shaft 87a, a spur gear 87c and a pinion gear 87d provided at both ends of the shaft 86a, and the gear mechanism 86 on the right end side. It has the same configuration as.

When the driving force is transmitted to the spur gear 85a, the connecting shaft 85 rotates, and the driving force is transmitted to the spur gears 86c and 87c via the spur gears 85b and 85c, respectively. This driving force rotates the pinion gears 86d and 87d,
The rack of the dividing slide plates 56b and 56a is driven in the front-back direction. The driving force from the up-and-down motor 52 transmitted by the gear mechanism 87 on the left end side via the drive shaft 82 is transmitted to the drive mechanism for the insertion / ejection roller 35 via the spur gear 87b.

17, FIG. 18, FIG. 19 and FIG.
The structure of the holder 39 is shown. 17 shows a perspective view, FIG. 18 shows a plan view, FIG. 19 shows a front view in (a), and a right side view in (b). 20
The partial structure of the holder 39 is shown. The holder 39 has a substantially semi-arcuate shape. A CD mounting section 91 for mounting the CD 24 is formed on the inner peripheral side of the holder 39. The holder 39 can be placed around the CD 24 in a range larger than a semicircle so that the CD 24 can be held only by placing the CD 24 in the horizontal posture on the CD placing portion 91 of the holder 39. Holder 3
On the rear end side of 9, the C mounted on the CD mounting portion 91
An anti-lifting claw 92 is formed to prevent D24 from floating. As will be described later, split projections 93, 94, 95, 96 for splitting by the split slide 56 are formed on both sides of the holder 39. A pair of insertion holes 97 and 98 are formed on both sides of the holder 39 in the width direction. A protrusion 9 for preventing displacement is provided in front of the surface of the holder 39.
To form 9,100.

FIG. 20 (a) shows the protrusion 9 for preventing displacement.
Sectional configuration including 9,100, (b) lifting prevention claw 9
2 is a cross-sectional structure including 2, the dividing projections 93, 94, 9 in (c)
5 and 96 show end face shapes, respectively. As shown in FIG. 20A, the displacement prevention protrusion 99 projects from the surface of the holder 39. The depth of the CD mounting portion 91 from the surface of the holder 39 is the thickness of the CD 24 so that the surface of the CD 24 does not come out of the CD mounting portion 91 when the CD 24 is mounted on the CD mounting portion 91. Is bigger than A recess 99 is provided on the back side of the misalignment preventing projections 99 and 100.
a and 100a are formed, and the holders 39 are stacked, the protrusions 99 and 100 for preventing the positional deviation of the lower holder 39 are fitted into the recesses 99a and 100a of the upper holder 39, respectively, to prevent the positional deviation. At the same time, it is possible to stack without gaps.

As shown in FIG. 20B, the lifting prevention claw 92 is provided at a position slightly apart from the CD 24 mounted on the CD mounting portion 91. When the CD 24 is pressed in the inserting direction, the surface of the CD 24 is prevented from rising.
It is suppressed so that it does not come off from the CD mounting portion 91 by coming into contact with 2. That is, the lifting prevention claw 92 is
Only when the side surface of No. 4 is pressed against the wall surface of the holder, a part of the surface is covered. A recess 92a is also formed on the back surface side of the lifting prevention claw 92 to prevent a gap from being formed when the holders 39 are stacked.

As shown in FIG. 20C, the dividing projection 9
The end surface shapes of 3,94,95,96 are triangular shapes with the bases upward. By this, the stacked holders 3
The tip of the dividing slide plate 56 enters between the dividing protrusions 93, 94, 95, 96 of 9 to easily increase the distance.

21, FIG. 22, FIG. 23 and FIG.
The state where the holders 39 are stacked to form the stocker 23 is shown. 21 is a perspective view, FIG. 22 is a plan view, FIG. 23 is a front view, and FIG. 24 is a right side view.

The stocker 23 has a bottom plate 101 which is displaced up and down by a lift slide plate 54, a pair of elevating guides 102 and 103 which are erected upright on the bottom plate 101, and elevating guides 102 and 103 through holes 97 and 98. It includes six holders 39 and a top plate 104 which are respectively inserted into the.
The top plate 104 is formed in a substantially rectangular shape so that the top surface of the CD 24 placed on the uppermost holder 39 can be pressed except for the notch 105 in the central portion. The projections 93 for dividing the holder 39 are provided at the four corners of the rectangular shape.
The dividing projections 106 to 109 corresponding to .about.96 are formed, respectively.

The top plate 104 has lift guides 102, 10
Insertion holes 110 and 111 through which 3 is inserted, and displacement prevention holes 112 and 113 that engage with the displacement prevention protrusions 99 of the uppermost holder 39 are also provided. In this embodiment, the same holder 39 can be used to store the CDs 24 in multiple stages. Pins 114, 115, 116 and 117 for engaging in a stepped groove formed in the elevating slide plate 54 to perform elevating displacement are provided on both sides of the bottom plate 101.

Spring supports 1 are provided on both sides of the top plate 104.
18 is provided. Elongated coil springs 119 are connected to the spring receivers 118 on both sides, and the tips of the coil springs 119 are hooked and stopped at the center of the bottom plate 101. Since the coil spring 119 has a long overall length, the stocker 23
It is possible to make almost no difference in the force for urging the stocker 23 to close, even when the stocker is divided and the entire length is expanded or when the stocker 23 is closed and the expansion is reduced. A pulley is provided at the bent portion of the coil spring 119 so that the direction can be changed smoothly.

25 and 26, a slide plate 56 for dividing the stocker 23 can be divided at any position.
Shows the shape of. FIG. 25 shows a perspective view, and FIG. 26 shows a side view. FIG. 25 (a) shows the right dividing slide plate 56a, and FIG. 25 (b) shows the left dividing slide plate 56b.

The split slide plate 56 has two sets of upper and lower cam portions 120 and 121 divided in the front-back direction.
Are formed respectively. Holder 39 at the storage position to divide
The dividing projections 93 to 96 rise along the slope of the upper cam portion 120. The lower cam portion 121 suppresses the upward movement of the holder below the holder 39 to be divided. Dividing projection 93 that rises up the slope along the upper cam portion 120
˜96 are separated by the separating unit 122 into the holder 39 at the storage position and the holder 39 above it. Holder 3 at the top
When 9 is selected, the dividing projection 1 of the top plate 104
06-109 are separated by the separation unit 122. The holder 39 on the lower side is further pressed by the holding portion 123 by the effect of the spring. The movement of the dividing slide plate 56 in the front-rear direction is performed by the rack 1 provided on the front upper portion of the dividing slide plate 56.
24 is driven by the pinion gears 86d and 87d in the gear mechanisms 86 and 87 shown in FIG.

It should be noted that the dividing slide plate 56 has a structure shown in FIG.
A spring receiver 125 for interlocking with a mechanism for vertically moving the slide unit 60 shown in is formed on the upper side, and a pin 126 is erected sideways. Further, as will be described later, in connection with a mechanism for pressing the CD 24 in the lower portion of the divided stocker 23 to prevent the CD 24 from falling off, the dividing slide plate 56.
A pressure release cam 127 is provided at the front end of a.

In FIG. 26, the relationship between the dividing projections 93, 94 and the moving position of the dividing slide plate 96 is indicated by reference numeral 93a.
, 93a2, ..., 94c4 and the like. "A", "b" after "93" and "94" showing the dividing projection,
“C” corresponds to each of the holder 39 above the selected holder 39, the selected holder 39, and the holder 39 below the selected holder 39. When the selected holder 39 is the uppermost holder 39, it becomes the wafer top plate 104. When the selected holder 39 is the lowermost holder 39, the bottom plate 101 is below it. The last numbers "1", "2", "3", "4" are the stocker 2
This corresponds to the state of division of 3.

With reference to FIGS. 5 to 9, "1" is the state in which the stocker 23 is closed, and FIG. 7 (6) and FIG.
This corresponds to (1) and FIGS. 9 (6) and 9 (7). "2"
7 (2) to (5), FIGS. 8 (2) to (5), and FIG.
The divided states correspond to (2) to (5) and FIGS. 9 (8) to (11). “3” means that in FIG.
The state corresponds to (1), FIG. 7 (1), FIG. 9 (1), and FIG. 9 (12). “4” is shown in FIGS.
This is a state corresponding to FIGS. 6 (2) to 6 (6) and 8 (6) to 8 (9).

FIG. 27 is a sectional view of the split projections 93 to 39 of the holder 39.
96 shows a state where the upper cam portion 120 and the lower cam portion 121 are divided. Such a dividing slide plate 56
By using, it is possible to move the stocker 23 up and down as shown in FIGS.

FIG. 28 shows an outline of the floating mechanism 27 of the slide base 30. Floating mechanism 27
Is a damper 130 provided on the chassis 50 and a pin 1 inserted into the damper 130 from the slide base 30 side.
31 and a spring 132 arranged outside the damper 130 and the pin 131. From the slide base 30,
The lock shaft 133 and the lock piece 134 are also attached to the chassis 50.
Project to the side. The lock piece 134 has a lock notch 1
35 is formed. The lock mechanism 31 provided in the chassis 50 restrains the lock shaft 133 to stop relative displacement in a plane perpendicular to the thickness, that is, in the horizontal plane, and utilizes the lock notch 135 of the lock piece 134. The vertical displacement of the PU unit 25 is restricted.

The pressing lever 140 provided in the vicinity of the lock mechanism 31 is used to press the CD 24 in the lower portion of the stocker 23, which is divided, in the insertion direction.
The pressing lever 140 is biased by the spring 141, and the CD 24
The upper and side surfaces of the. When the stocker 23 is not divided, the pressing is released. The height at which the stocker 23 is divided is constant, and the position of the holder 39 to be divided is determined by the vertical displacement of the entire stocker 23. Therefore, the pressing lever 140 is always used for the divided stocker 23.
The uppermost CD 24 on the lower side can be pressed.

FIG. 29 shows a structure related to the operation of the pressing lever 140. As shown in FIG. 29A, the split slide plate 56 a moves rearward, and the pressing release cam 127 is released.
When is away from each other, the pressing lever 140 is in the pressed state. As shown in FIG. 29B, when the split slide plate 56a returns to the original position, the pressure release cam 12
7 acts to release the pressed state of the pressing lever 140. The release operation for the pressing lever 140 is performed via the release lever 142. When the pin 143 on one end side of the release lever 142 is guided by the pressing release cam 127 and driven to move the release lever 142 to the left, the pin 144 on the other end side releases the pressing force to the pressing lever 140. Gives an angular displacement like

FIG. 29 (c) shows the sectional shape of the pressing lever 140 as seen from the section line CC of FIG. 29 (a). The pressing lever 140 is provided with an upper surface pressing portion 145 and a side surface pressing portion 146, respectively, at portions contacting the peripheral edge portion of the CD 24.

FIG. 30 shows a basic drive mechanism for the lifting slide plate 54 attached to the chassis 50, and FIG. 31 shows the structure of the lifting slide plate 54 itself. The lifting slide plate 54 has the interlocking lever 15 on both sides in front of the chassis 50.
They are mechanically linked at 0 and move in the opposite direction, with one moving forward and the other retracting. The interlocking lever 150 is capable of swinging displacement around the central support shaft 151. The left-side lifting slide plate 54 moves from the lifting motor 52 to the bevel gear 1
The driving force transmitted to the pinion gear 153 via 52 moves in the front-rear direction.

As shown in FIG. 31, the elevating slide plate 5
4, a stairway groove 154 is formed, and the stocker 23
Engage with the pins 114, 115, 116, 117 of the bottom plate 101. The stairway groove 154 serves as a cam for the stocker 23.
Is moved up and down as a whole. The stocker 23 divides the holder 39, which is divided by vertical displacement, into the slide plates 5 for division.
The storage position to be divided is selected by matching the height of the tip of 6. In the present embodiment, the holder 39 above the dividing position is selected, but a configuration in which the holder 39 below is selected is also possible.

FIG. 32 shows C by the control circuit 29 of FIG.
An electrical configuration for controlling each part of the D playback device 21 is shown. The control circuit 29 includes a microcomputer and the like, and performs various operations according to a preset program. The operation to be performed is performed according to an instruction from the input switch 160 including the selection buttons 41 to 46 provided on the front panel 32.

33 to 50 show the control circuit 29 of FIG.
The control operation by is shown. The motor moves clockwise (C
The direction can be switched between W) and the counterclockwise direction (CCW). The output value of the division position sensor 59 is shown in hexadecimal after digital conversion, and "h" is added.
In addition, “const.”, “Inc.” And “de”
c. ”Indicates that the values are constant, increasing and decreasing, respectively.

FIG. 33 shows the control timing in the operation from the state where the slide base 30 including the PU unit 25 is floated from the chassis 50 by the floating mechanism 27 to the time when the CD 24 is returned to the holder 39 of the stocker 23. At the operation start point S, as shown in FIG. 9 (1), the holder 39 which is escaping downward is moved to the slide plate 5 for dividing.
6 is driven in the counterclockwise (CCW) direction by the split motor 53 to raise it, the holder 39 pushed down by the separating portion 122 is raised, and the lock by the lock mechanism 31 is released to bring the floating state. Recover.
FIG. 34 shows a procedure of an operation of releasing the clamped state of the CD 24 by the chucking mechanism 40, lowering the slide unit 60, and removing the turntable 38 from the CD 24. FIG. 35 shows the control procedure of the operation of pulling out the slide unit 60 from the stocker 23 to the standby position and retracting it. In FIG. 36, the PU unit 25 is the stocker 2
3 Stocker 2 that is evacuated outside and divided
The space 3 is closed by the movement of the dividing slide plate 56, and the operation procedure in the state where the division is completed is shown. FIG. 37 shows
An operation procedure in which the entire stocker 23 is displaced up and down by the elevator slide plate 54 will be described. By the control from FIG. 33 to FIG. 37 explained above, FIG. 7 (1) to FIG. 7 (6)
Up to, or the operation of FIG. 9 (1) to FIG. 9 (6) can be performed.

FIG. 38 shows the control operation when the stocker 23 is divided by the dividing slide plate 56. FIG. 39 shows the operation of inserting the PU unit 25 into the divided space of the stocker 23. FIG. 40 shows the stocker 23.
Turntable 38 of PU unit 25 inserted in
The operation of raising CD and mounting the CD 24 on the turntable 38 is shown. In FIG. 41, the chucking mechanism 40 is actuated to clamp the CD 24 on the turntable 38, the lock by the lock mechanism 31 is released, and the PU unit 25 and the like on the slide base 30 are floated by the floating mechanism 27.
The control of the operation to make the floating state by the is shown. By the control from FIG. 38 to FIG. 41, the operation from FIG. 9 (7) to FIG. 9 (12) can be performed.

FIG. 42 shows the control of the operation of lowering the holder 39 which has housed the CD 24 from the state in which the turntable 38 is clamped in the stocker 23. Figure 4
3 is the CD2 clamped to the turntable 38
4 shows a transport operation of moving PU 4 to the standby position using the PU unit 25. 44 shows that the chucking mechanism 40 releases the clamped state of the CD 24 to the turntable 38 while the PU unit 25 is positioned at the standby position, and the slide unit 60 is lowered.
The insertion / ejection roller 35 is lowered to move the CD 24 in the insertion / ejection mechanism 34.
The control of the operation for holding the turntable 38 and retracting the turntable 38 downward from the transport path to the CD 24 will be described. FIG. 45 shows the control of the operation of driving the insertion / ejection roller 35 to eject the CD 24 to the outside. The control from FIG. 42 to FIG. 45 described above corresponds to the procedure from (1) to (6) in FIG.

FIG. 46 shows a CD2 inserted from the insertion / ejection port 33.
4 shows the control of the operation of taking in 4 inside by the insertion / ejection roller 35. FIG. 47 shows the control of the operation of driving the insertion / ejection roller 35 in the reverse direction to position the CD 24 with respect to the standby position. FIG. 48 shows control of the operation of lifting the PU unit 25 with respect to the positioned CD 24 and mounting the CD 24 on the turntable 38. FIG. 49 shows the control of the operation of moving the CD 24 clamped to the turntable 38 by the chucking mechanism 40 to the space inside the stocker 23 by moving the PU unit 25. By the control of FIGS. 47 to 49 described above, the operations of (1) to (7) of FIG. 5 can be performed.

FIG. 50 shows the control of the operation of locking the slide base 30 by the lock mechanism 31 and raising the turntable 38 of the PU unit 25.

In the embodiment described above, the flat disk-shaped or disk-shaped recording medium CD24 is handled in a substantially horizontal state, but similar disk-shaped recording media such as DVD and LD are also used. It can be handled similarly. The recording medium is a reproduction-only C
Not only D24, but also a CD that can record information
R or CD-RW can also be used. Such a writable recording medium can be used as an information recording medium such as a personal computer.
If the present invention is applied, a reproducing or reproducing / recording apparatus that accommodates a large number of recording media can be configured in a small size even when it is built in a housing such as a personal computer or connected to the outside, and Recording media can be inserted and ejected one by one.

The present invention is capable of the following embodiments. (1) A storage device for recording media, which is housed in a housing and is provided with a plurality of storage positions in which recording media can be individually stored in a stack, and which can be divided at any storage position, can store the recording media, Multiple holders that can be divided between any layers,
A recording medium storage device, comprising: a top plate that is arranged so as to cover the uppermost holder and that has a notch that opens in the direction in which the recording medium is ejected.

A plurality of holders are stacked, and a top plate is provided so as to cover the uppermost holder, thereby forming a recording medium storage device. A recording medium can be individually stored in each holder. The stacked holders can be vertically divided between arbitrary layers. A storage medium can be mounted on the turntable by advancing a pickup or the like for reproducing the recording medium into a space formed by dividing the layers of the holder and raising the turntable. The top plate arranged so as to cover the uppermost holder has a notch that opens in the direction in which the recording medium is ejected. Even when the recording medium stored in the uppermost holder is mounted on a turntable or the like to reproduce the recorded contents, the top plate is provided with a notch, so that the top plate and the holder are not separated from each other. Even if the interval is small, it does not hinder the operation of the turntable or the like. Therefore, the overall thickness of the storage device can be reduced. Also, many recording media can be accommodated within a certain thickness range.

(2) The holder has a claw on at least a part of the wall surface for holding the recording medium to cover a part of the upper surface of the recording medium only when the side surface of the recording medium is pressed against the holder to prevent the claw from falling off. An apparatus for accommodating a recording medium, which comprises:

At least a part of the wall surface for holding the recording medium has a claw which covers a part of the upper surface of the recording medium only when the side surface of the recording medium is pressed to prevent the holder from falling off. It is possible to easily press and hold a recording medium that is stored and is not subject to reproduction and that may be dropped. If the recording medium is not pressed in the insertion direction,
Since the claw does not cover part of the upper surface to prevent the claw from falling off, the recording medium or the like to be reproduced can be easily taken out from the holder.

(3) An apparatus for accommodating a recording medium, comprising a spring for urging the top plate and the plurality of holders downward in the stacking direction.

The plurality of holders and the top plate are biased downward by a spring in the stacking direction. As a result, the storage means is urged by the spring so that the holders and the top plate are in close contact with each other, and stays in the state where the stacking thickness is minimum unless the division is made, effectively utilizing the space inside the housing. can do.

(4) The spring is an elongated coil spring, both ends of which are attached to the top plate, and the middle portion of the spring includes the outside of the stacked holders and the bottom of the housing. An apparatus for storing a recording medium, which is wound so as to be wound.

Since the elongated coil spring is wound so as to cover the outside of the holder laminated from the top plate and the bottom of the casing, even if the coil spring is divided between the holders, the elongation of the coil spring becomes a small proportion to the total length. Even when the holders are divided between layers, the spring can be biased as a whole with a small change in spring constant.

(5) An apparatus for storing a recording medium, comprising a pressing member that presses at least the recording medium below the divided space against the holder when the holder is divided between layers.

Since the pressing member also presses the holder against the recording medium below the divided space, it is possible to prevent the recording medium from falling off the holder.

(6) An apparatus for storing a recording medium, wherein the pressing member presses in conjunction with a dividing means for dividing the holder into layers.

The pressing member can press the recording medium housed in the holder below the space when the dividing means divides the layers of the holder to form a space between the layers of the holder.

(7) The recording means is characterized in that the dividing means includes a dividing member that advances between the holders and widens the space, and the pressing member is formed integrally with the dividing member. apparatus.

The layers of the holder are divided by a dividing member that advances between the holders to widen the gap. Since the pressing member is formed integrally with the dividing member, the dividing and the pressing after the dividing can be surely performed in conjunction with each other.

(8) The pressing member is installed so as to press a predetermined recording medium inside the housing, and the holder and the top plate to be stacked are displaced in the stacking direction, and the pressing target recording medium is A storage device for a recording medium, wherein the storage position can be selected.

The pressing member is installed so as to press a predetermined recording medium inside the housing, and the holder and the top plate to be stacked are displaced in the stacking direction to select the storage position of the recording medium to be pressed. Since it is possible, the function of selecting the holder to be divided or pressed can be separated from the dividing mechanism, and the mechanism can be simplified and the overall size can be reduced.

(9) An apparatus for storing a recording medium, wherein the pressing member has a shape capable of pressing the side surface of the recording medium and covering at least a part of the upper surface of the recording medium at the time of pressing.

Since the side surface of the recording medium can be pressed and at least a part of the upper surface of the recording medium is covered at the time of pressing, the recording medium below the divided space can be reliably pressed by the pressing member to prevent the recording medium from falling off. can do.

(10) The holder is opened in one direction,
An apparatus for accommodating a recording medium, which has a wall surface for accommodating a recording medium to be accommodated in a range exceeding a half circumference.

The holder has a wall surface which is open in one direction and accommodates the recording medium to be inserted in a range exceeding a half circumference.
A wide space can be formed on the inner side in the radial direction to reduce the weight of the entire device.

(11) An apparatus for storing a recording medium, characterized in that the holder is provided with a protrusion along an outer peripheral portion in a state where the recording medium is placed.

Since the protrusions are provided along the outer peripheral portion of the holder on which the recording medium is mounted, it is possible to prevent the mounted recording medium from being displaced in the outer peripheral direction, and to prevent the positional displacement in the stored state. can do.

(12) The holder has a protrusion on one surface in the stacking direction outside the mounting range of the recording medium, and the other surface is fitted with the protrusion of the holder stacked on the other side when the holder is stacked. An apparatus for accommodating a recording medium, characterized in that it has a concave portion that fits therein, and that the top plate has a concave portion or a protrusion that fits into the convex portion of the uppermost layer holder or the concave portion at the time of stacking.

The holder has a projection on one upper surface in the stacking direction outside the recording medium mounting range, and has a recess fitted on the other surface on the other surface. In addition, the top plate has a recess or protrusion that fits into the protrusion or recess of the uppermost holder when stacked, so that the protrusion fits into the recess when the top plate and the holder are stacked, It is possible to prevent displacement between the holders.

[0098]

As described above, according to the present invention, a plurality of stocker members are laminated so that a recording medium inserted from the outside can be stored, and the stocker member is formed by vertically dividing it between arbitrary layers. Information can be recorded and reproduced by advancing the reproducing means into the space. Since the stocker member is biased in the stacking direction, it is possible to easily realize the divided and non-divided states, and it is possible to reduce the size because a complicated lifting mechanism is not required. Therefore, the structure of the recording medium reproducing apparatus can be simplified, the entire size can be reduced, and the size can be reduced.

Further, according to the present invention, a plurality of stocker members are laminated to accommodate the recording medium inserted from the outside, and the stocker member is reproduced in a space formed by vertically dividing the stocker member. Information can be recorded and reproduced by advancing means. A plurality of stocker members of the storage means are sandwiched between a movable top plate and a fixed bottom plate,
Since the top plate is urged to the bottom plate, the stocker member can be easily divided and non-divided, and a complicated lifting mechanism is not required, so that the size can be reduced. Therefore, the structure of the recording medium reproducing apparatus can be simplified, the entire size can be reduced, and the size can be reduced.

Further, according to the present invention, a plurality of stocker members are laminated and a recording medium inserted from the outside can be stored, the storage means is moved up and down, and the biased stocker member is provided between arbitrary layers. Information can be recorded or reproduced by advancing the reproducing means into the space formed by the dividing means. Since the plurality of stocker members of the storing means are urged in the stacking direction, the stocker members can be easily divided and non-divided, and a complicated lifting mechanism is not required, so that the stocker member can be downsized. Therefore, the structure of the recording medium reproducing apparatus can be simplified, the entire size can be reduced, and the size can be reduced.

Further, according to the present invention, since the plurality of stocker members are provided with the insertion holes and the elevating guides for guiding the insertion holes are provided, the elevating displacement due to the division of the stocker members between the layers can be smoothly performed. You can

[Brief description of drawings]

FIG. 1 is a side sectional view showing a schematic configuration of a CD reproducing device 21 according to an embodiment of the present invention.

FIG. 2 is a schematic perspective view showing a state where a CD 24 is inserted into the CD reproducing device 21 of FIG.

FIG. 3 is a simplified perspective view showing a state of reproducing a CD 24 in the CD reproducing device 21 of FIG.

4 shows a plurality of CDs 24 in the CD playback device 21 of FIG.
FIG. 3 is a simplified perspective view showing a state in which is stored.

FIG. 5 shows a CD playback device 21 of the embodiment shown in FIG.
4 is a simplified side cross-sectional view showing the operation of inserting 4 in FIG.

FIG. 6 is a diagram showing the C stored in the CD player 21 of FIG.
It is the side view which simplified the procedure which discharges D24.

FIG. 7 is a diagram showing C being reproduced by the CD reproducing device 21 of FIG.
It is a simplified side view showing the operation of transporting D24 to the storage position.

8 is a simplified side view showing a procedure of reproducing a CD 24 by the CD reproducing device 21 of FIG. 1. FIG.

9 is a simplified side view showing an operation of exchanging and reproducing a CD 24 stored in a stocker 23 in the CD reproducing device 21 of FIG. 1. FIG.

10 is a perspective view of a housing 22 of the CD reproducing device 21 shown in FIG.

11 is a perspective view of a mechanical portion showing a state in which the housing 22 shown in FIG. 10 is removed.

12 is a plan view of the mechanical portion of FIG. 11. FIG.

13 is a perspective view of a slide unit 60 that moves the PU unit 25 of FIG.

14 is a plan view of the slide unit 60 shown in FIG.

15 is an insertion / ejection mechanism 34 and a shutter mechanism 37 of FIG.
It is a perspective view which shows the structure relevant to.

16 is a simplified perspective view showing the configuration of the gear mechanism 83, 86, 87 in FIG.

17 is a perspective view of a holder 39 that constitutes the stocker 23 of FIG. 1. FIG.

18 is a plan view of the holder 39 shown in FIG.

FIG. 19 is a front view and a right side view of the holder 39 of FIG.

20 is a partial cross-sectional view and end view of the holder 39 of FIG.

21 is a perspective view of a stocker 23 formed by stacking the holders 39 of FIG.

22 is a plan view of the stocker 23 of FIG. 21. FIG.

23 is a front view of the stocker 23 of FIG. 21. FIG.

FIG. 24 is a right side view of the stocker 23 of FIG. 21.

25 is a perspective view of the dividing slide plate 56 of FIG.

26 is a side view of the dividing slide plate 56a of FIG. 25.

FIG. 27 is a view showing the holder 39 with the dividing slide plate 56 of FIG.
It is a simplified perspective view showing a state in which a space is divided.

28 is an exploded perspective view showing a configuration related to the floating mechanism 27 of FIG.

29 is a simplified plan view and partial cross-sectional view showing a configuration related to the pressing lever 140 of FIG. 28. FIG.

30 is a perspective view of a basic mechanical portion related to the chassis 50 shown in FIG. 28. FIG.

31 is a left side view showing the configuration of the lifting / lowering slide plate 54 shown in FIG. 12. FIG.

32 is a block diagram showing a schematic electrical configuration of the CD reproducing device 21 of FIG. 1. FIG.

FIG. 33 is a time chart showing the operation of the control circuit 29 of FIG. 32.

FIG. 34 is a time chart showing the operation of the control circuit 29 of FIG. 32.

35 is a time chart showing the operation of the control circuit 29 of FIG. 32. FIG.

FIG. 36 is a time chart showing the operation of the control circuit 29 of FIG. 32.

37 is a time chart showing the operation of the control circuit 29 of FIG. 32. FIG.

38 is a time chart showing the operation of the control circuit 29 of FIG. 32. FIG.

FIG. 39 is a time chart showing the operation of the control circuit 29 of FIG. 32.

FIG. 40 is a time chart showing the operation of the control circuit 29 of FIG. 32.

41 is a time chart showing the operation of the control circuit 29 of FIG. 32. FIG.

42 is a time chart showing the operation of the control circuit 29 of FIG. 32. FIG.

43 is a time chart showing the operation of the control circuit 29 of FIG. 32. FIG.

FIG. 44 is a time chart showing the operation of the control circuit 29 of FIG. 32.

45 is a time chart showing an operation of the control circuit 29 of FIG. 32.

FIG. 46 is a time chart showing the operation of the control circuit 29 of FIG. 32.

FIG. 47 is a time chart showing the operation of the control circuit 29 of FIG. 32.

48 is a time chart showing the operation of the control circuit 29 of FIG. 32. FIG.

FIG. 49 is a time chart showing the operation of the control circuit 29 of FIG. 32.

FIG. 50 is a time chart showing the operation of the control circuit 29 of FIG. 32.

FIG. 51 is a perspective view showing a schematic configuration of a prior application.

[Explanation of symbols]

21 CD player 22 housing 23 Stocker 24 CD 25 PU unit 26 Lifting mechanism 27 Floating mechanism 28 division mechanism 29 Control circuit 30 slide base 31 Lock mechanism 32 front panel 33 outlet 34 Insertion and ejection mechanism 35 insertion / ejection roller 37 Shutter mechanism 38 turntable 39 holder 40 chucking mechanism 50 chassis 52 Lifting motor 53 split motor 54 Lifting slide plate 55 count sensor Slide plate for 56 divisions 57 split origin switch 58 Lifting origin switch 59 split position sensor 60 slide unit 61 slide plate 62 swivel plate 63 swivel axis 65 L-shaped guide groove 68,69 Protrusion 70 Feed motor 72 PU origin switch 73 Clamp release switch 74 Spindle motor 75 slide motor 76 Slide origin switch 77 Slide completion switch 78 Insert / eject standby switch 79 Slip mechanism 90a Insertion detection switch 90b Insertion presence / absence switch 90c Insertion completion switch 90d Ejection completion switch 91 CD mounting section 92 Lifting prevention protrusion 93-96, 106-109 Dividing projection 101 bottom plate 102, 103 lifting guide 104 Top plate 105 Notch 120 Upper cam part 121 Lower cam part 122 Separator 123 Presser part 124 racks 127 Press release cam 140 Push lever interlocking lever 154 Stairway ditch 160 input switch

Claims (4)

[Claims] 1. A storage means for storing a plurality of recording media, a transport means for transporting a recording medium inserted from the outside to the storage means, and a recording medium stored in the storage means capable of being selectively reproduced. A recording medium reproducing apparatus having a reproducing unit, wherein the accommodating unit is composed of a plurality of divisible stocker members, and has a biasing unit that biases the stocker members in the stacking direction. Playback device. 2. A storage means for storing a plurality of recording media, a transport means for transporting a recording medium inserted from the outside to the storage means, and a recording medium stored in the storage means capable of being selectively reproduced. A recording medium reproducing apparatus having a reproducing means, wherein the accommodating means comprises a plurality of stocker members that can be divided, and the plurality of stocker members are sandwiched between a movable top plate and a fixed bottom plate. A recording medium reproducing device characterized in that the top plate is biased to the bottom plate. 3. A storage means for storing a plurality of recording media, a transport means for transporting a recording medium inserted from the outside to the storage section, and a recording medium stored in the storage means capable of being selectively reproduced. A recording medium reproducing apparatus having a reproducing means, wherein the accommodating means is composed of a plurality of divisible stocker members, and has an energizing means for energizing the stocker members in the stacking direction, and the accommodating means moves up and down. A recording medium reproducing apparatus having a dividing means for dividing the stocker member in an urged state at an arbitrary position. 4. The recording medium reproducing apparatus according to claim 1, wherein at least the plurality of stocker members are provided with insertion holes, and an elevating guide for guiding the insertion holes is provided.