JP5247162B2 - Optical disc recording / reproducing apparatus - Google Patents

Description

  The present invention relates to an optical disc recording / reproducing apparatus for taking out an optical disc from a sheet-like optical disc and a cartridge in which a plurality of trays containing the optical disc are stacked and recording or reproducing data.

  In an optical disk recording / reproducing apparatus, a sheet-shaped optical disk having flexibility is stored in a tray, stacked and stored in a cartridge, the optical disk and a tray storing the optical disk are pulled out from the cartridge, and data is recorded or reproduced on the optical disk. There are some (for example, refer to Patent Document 1).

JP 2007-172726 A (paragraph 0026 to paragraph 0029, FIGS. 4 and 5)

  In the prior art, a recording / reproducing apparatus is configured by rotating a disk-shaped optical disk stably on a glass disk on a HD-DVD, DVD, CD optical disk, and rotating the optical disk stably without surface vibration. ing.

In recent years, a sheet-like Blu-ray in which a recording layer is provided on the surface of a substrate such as polycarbonate resin or polyester resin having a thickness of 0.05 mm to 0.2 mm, which is different from the HD-DVD, DVD, and CD optical disks described above. A method of recording or reproducing data on (registered trademark) optical discs is being adopted. It can be recorded and reproduced in a standard format.

Also, since the Blu-ray (registered trademark) optical disk is a thin sheet-like body, it is desired to increase the capacity of data storage by stacking and storing a plurality of such optical disks. In this case, as an optical disk recording / reproducing device, a sheet-like Blu-ray (registered trademark) optical disk is stored in a tray with a cover so that an adjacent optical disk is not taken out when the optical disk is pulled out to the recording / reproducing unit. However, it is conceivable that the trays are accommodated in a plurality of cartridges, and the trays are pulled out from the cartridges for recording and reproduction. As described above, the Blu-ray (registered trademark) optical disc is a thin sheet. Since the tray with a cover that covers the optical disc is also a thin sheet, the optical disc and the tray with a cover that contains the optical disc are drawn from the cartridge to the recording / reproducing unit, and returned from the recording / reproducing unit to the cartridge. In such a recording / reproducing apparatus, it is necessary to perform the operation reliably. One of has become an important issue, also proposed early method for solving this problem is desired.

The present invention has been made to solve the above-described problems, and provides a recording / reproducing apparatus that takes out an optical disk from a cartridge containing a large number of sheet-like Blu-ray (registered trademark) optical disks and performs recording / reproduction. For the purpose.

In order to achieve the above object, the first invention provides a thin sheet-like optical disc and a cartridge for accommodating a plurality of thin sheet-like trays containing the thin sheet-like optical disc; An optical disk recording / reproducing apparatus for taking out an optical disk, recording and reproducing the optical disk, and returning the optical disk to the cartridge, wherein the thin sheet-shaped tray accommodating the thin-sheet optical disk, and a cartridge accommodating a plurality of the trays A moving table for moving the cartridge up and down, a tray pulling mechanism for pulling out the tray and transporting the optical disk to the recording / reproducing unit, and a recording / reproducing unit for recording and reproducing the optical disk below the tray pulling mechanism up and down. A moving table to be moved is arranged, and the optical disk is placed in front of the tray pulling mechanism. The moving base and for moving the clamper having a disc-shaped disc fixed to the rotating part of the recording and reproducing unit up and down is provided, the four disc centering mechanism at the four corners of the moving base for moving the clamper vertically Provided on the circumference so as to face each other, the tray is pulled out from the cartridge, and the disc centering mechanism is positioned at the center of the rotating portion of the recording / reproducing portion by pushing the outer periphery of the thin sheet-like optical disc, With the rotating part of the recording / reproducing part passing through the tray, the optical disk is fixed to the rotating part of the recording / reproducing part with the clamper, and then the optical disk and the clamper are rotated to perform recording / reproducing of the optical disk. is there.

  According to a second invention, in the first invention, a plurality of optical disk recording / reproducing devices are arranged, and a moving base for moving the cartridge that moves between the optical disk recording / reproducing devices is provided. The optical disc is supplied from and recorded and reproduced.

Furthermore, a third aspect of the invention relates to a thin sheet-shaped optical disk, a cartridge that stores a large number of thin sheet-shaped trays that store the thin sheet-shaped optical disk, and the optical disk is taken out from the cartridge and recorded and reproduced. An optical disk recording / reproducing apparatus for returning the optical disk to the cartridge, wherein the thin sheet-shaped tray storing the thin sheet-shaped optical disk, a cartridge storing a plurality of sheets with the tray standing, and the cartridge Moving in a direction perpendicular to the tray pulling direction, a tray pulling mechanism for pulling out the tray and transporting the optical disc to the recording / reproducing unit in a standing position, and in the standing position in parallel with the drawn tray side. A moving table for moving a recording / reproducing unit for recording / reproducing an optical disc in the perpendicular direction; A moving base provided a parallel to the optical disk side to move the clamper having a disc-shaped disc for fixing the optical disc on the rotating part of the recording and reproducing unit in the orthogonal direction to move the clamper vertically Four disc centering mechanisms are provided on the circumference so as to face four corners of the moving table, the tray is pulled out from the cartridge, and the disc centering mechanism pushes the outer periphery of the thin sheet-like optical disc. the recording is positioned at the rotation portion center of the reproduction unit, in a state where the rotating part of the recording and reproducing unit penetrates said tray, after the optical disk is fixed by the clamper rotating part of the recording and reproducing unit, the said optical disk The clamper is rotated to record / reproduce the optical disc.

  According to a fourth aspect of the present invention, in the third aspect of the invention, a plurality of optical disc recording / reproducing devices are arranged, and a moving base for moving the cartridge that moves between the optical disc recording / reproducing devices is provided. The optical disc is supplied from and recorded and reproduced.

According to a fifth invention, in any one of the first to fourth inventions , a taper is provided at a portion of the disc centering mechanism that contacts the outer periphery of the optical disc.

Furthermore, a sixth aspect of the present invention provides the tray pressing mechanism for pressing the tray on the movable table provided with the clamper according to any one of the first to fifth aspects of the invention, so that the drawn tray does not move due to an external force. It is what you attach.

According to a seventh invention, in any one of the first to sixth inventions, a tray pressing mechanism for pressing a tray is provided in the disk centering mechanism, and the drawn tray is pressed so as not to move by an external force. It is.

Further, an eighth invention according to any one of the first to seventh inventions, wherein the tray for storing the optical disk is provided with a hole through which the rotating part and the optical moving part of the recording / reproducing part pass, A protrusion for pulling out the tray is provided outside the outer peripheral extension line.

According to a ninth invention, in any one of the first to eighth inventions, the tray for storing the optical disk has a hole through which a portion of the disk centering mechanism that contacts the outer periphery of the optical disk can enter. Is.

According to the present invention, there is provided a highly reliable, small and large-capacity Blu-ray (registered trademark) optical disc recording / reproducing apparatus that can take out each sheet-like optical disc stored in a tray from a cartridge and access it randomly. can do.

Embodiments of an optical disk recording / playback apparatus according to the present invention will be described below with reference to the drawings.
1 to 8 show an embodiment of an optical disk recording / reproducing apparatus according to the present invention. FIG. 1 is a longitudinal sectional view showing an optical disk recording / reproducing apparatus according to an embodiment of the present invention. FIG. FIG. 3 is a plan view showing an example of a tray for storing an optical disk constituting one embodiment of the optical disk recording / reproducing apparatus of the present invention, and FIG. 3 is for separating the tray constituting one embodiment of the optical disk recording / reproducing apparatus of the present invention. FIG. 4 is a plan view showing an embodiment of a disk centering mechanism constituting an embodiment of the optical disk recording / reproducing apparatus of the present invention, and FIG. 5 is a disk core of FIG. FIG. 6 is a sectional view showing an embodiment of a tray pressing mechanism constituting an embodiment of the optical disk recording / reproducing apparatus of the present invention. FIG. 7 is an embodiment of the optical disk recording / reproducing apparatus of the present invention. Optical light by form Sectional view showing a state of being positioned in the disk centering mechanism to disk, FIG. 8 is a sectional view showing a recording and reproducing state of fixing the optical disc recording and reproducing unit according to an embodiment of the optical disc recording and reproducing apparatus of the present invention.

  As shown in FIG. 1, an optical disk recording / reproducing apparatus according to the present invention has a recording / reproducing apparatus 70 for recording / reproducing an optical disk 5 on the right side and a plurality of trays 1 for accommodating thin sheet-like optical disks 5 on the left side. A disk changer 20 for supplying the optical disk 5 to the recording / reproducing apparatus 70 from the stacked cartridges 23 is disposed. The disk changer 20 has a cartridge moving unit that moves the cartridge 23 up and down.

The configuration of the tray 1 for storing the thin sheet-like optical disk 5 will be described with reference to FIG.
In FIG. 2, the tray 1 stores an optical disk 5 between a cover 3 and a base material 2 and is stacked on a cartridge 23. The cover 3 is bonded to the base material 2 with the bonding portion 4. Further, the base material 2 has a cover lifting hole 10 through which a projection for lifting the cover 3 is passed, and a hole 16 for inserting a centering lever 66 to move the optical disk 5 to the center of the clamp portion 31. An index 18c provided with a through hole 17 for penetrating the clamp part 31 and the optical part 33, a hook hooking hole 8 for hooking the hook when the tray 1 is pulled out from the cartridge 23, and a hook when the tray is pulled out. Is provided with a hook escape portion 9 so as not to hit the adjacent tray.

  As shown in FIGS. 2A, 2B, and 2C, the indexes 18a, 18b, and 18c and the hook escape portion 9 are provided with their positions shifted for each adjacent tray. Here, a total of six types of trays are used when three types of trays in which the index positions in FIGS. The index 18 is arranged outside the through hole 17 so as not to be caught in the through hole 17 when the tray is moved. The notch 7 is inserted into the support column 17 shown in FIG. 3 so that the optical disk 5 cannot move.

An example of the tray 1 is approximately 121 mm wide × 155 mm long, and the thickness of the substrate 2 is preferably approximately 0.1 mm to 0.3 mm, and the cover thickness is preferably 0.05 mm to 0.1 mm. An example of the sheet-like optical disk 5 stored in the tray 1 is a recording layer provided on the surface of a base material such as polycarbonate resin or polyester resin having a thickness of about 0.05 mm to 0.2 mm. (Registered trademark) can be recorded and reproduced in a standard format, and a Blu-ray (Registered trademark) compatible optical disc having a recording layer approximately 0.1 mm from the surface and having a thickness of 0.1 mm is applied. be able to. The cartridge 23 can accommodate about 100 sheet-like optical disks per cartridge.

Next, the configuration of the separator 12 provided in the cartridge 23 constituting the apparatus of the present invention will be described with reference to FIG.
The side plate 15 of the cartridge 23 is shown in cross section. The separators 12 are alternately stacked with the trays 1 so that the adjacent trays 1 are not continuously drawn when the trays 1 are pulled out from the cartridges 23. Further, a hook escape portion 9 is provided. Further, the separator 12 is provided with a hole 13 and inserted into a column 17 provided in the cartridge 23 so that the separator 12 can move in a direction perpendicular to the paper surface, but does not move in a direction of being pulled out from the cartridge 23. Yes. Thereby, it is not pulled out together with the tray 1.

Next, the configuration of the disc centering mechanism 40 that moves the optical disc 5 of the tray 1 to the center of the clamp portion 31 by the recording / reproducing apparatus 70 constituting the apparatus of the present invention will be described with reference to FIGS.
The disc centering mechanism 40 inserts four centering levers 66 attached to four struts 65 from above the holes 16 of the base 2 of the tray 1 to clamp the optical disc 5 placed on the base 2. It is comprised so that it may move to the center of 31.

  As shown in FIG. 5, the centering lever 66 attached to the column 65 is inserted from above the hole 16 of the base member 2 and pressed against the outer peripheral portion of the optical disk 5. The lever 66 is rotated about the shaft 67 in the center direction of the clamp portion 31, pressed against the outer peripheral portion of the optical disc 5, and moved to the center of the clamp portion 31.

Next, the structure of the tray presser mechanism 82 constituting the apparatus of the present invention will be described with reference to FIG.
The tray pressing mechanism 82 is for holding the tray 1 up so that the tray 1 is not attracted to the optical disk 5 by fluid force when the optical disk 5 is rotated by the recording / reproducing apparatus 70. The four tray presser mechanisms 82 include a presser bar 84 and a spring 83, and the presser bar 84 expands and contracts to hold the tray with a constant force.

  FIG. 7 shows a state in which the optical disc according to the embodiment of the optical disc recording / reproducing apparatus of the present invention is positioned by the disc centering mechanism. The optical disc 5 placed on the designated tray 1 shown in FIG. A state in which the disc 5 is moved to the center of the clamp portion 31 by the disc centering mechanism 40 from the state where the disc is centered on the recording / reproducing portion 25 is shown.

  FIG. 8 shows a recording / reproducing state in which the optical disc according to the embodiment of the optical disc recording / reproducing apparatus of the present invention is fixed to the recording / reproducing unit. The recording / reproducing unit 25 is moved upward from the state of FIG. The recording / reproducing state in which the optical disk 5 is fixed to the spindle motor 30 by inserting the disk 31 into the clamp hole 6 of the optical disk 5 placed on the tray 1 and fitting the clamp 31 and the clamper 36 is shown. Here, the optical disk 5 is in a position not in contact with the tray 1.

Next, the configuration of the disk changer 20 and the recording / reproducing apparatus 70 constituting the apparatus of the present invention will be described with reference to FIG.
The cartridge 23 has a configuration in which the tray 1 containing the optical disk 5 shown in FIG. 2 and the separator 12 shown in FIG. 3 are alternately stacked, and the partition plate 11 that receives the load of the tray is provided for each fixed number of trays. The cartridge moving table 24 is configured to place the cartridge 23 and move up and down to position the target tray 1 in the recording / reproducing apparatus 70. Further, it has a cartridge insertion port 22.

  The recording / reproducing apparatus 70 has a tray pulling mechanism 35 for pulling out the tray 1, a recording / reproducing unit 25 for recording / reproducing the optical disk 5 arranged below the tray pulling mechanism 35, and a recording / reproducing unit 25. In order to position the optical disk 5 and the clamper 36 for fixing the optical disk 5 disposed on the upper side of the tray drawer mechanism 35 and the clamp part 31 of the recording / reproducing part 25 at the center of the clamp position. The disc centering mechanism 40 and the disc presser mechanism 82 for pressing up the lifting of the tray 1 are mounted, and the clamp moving base 29 is movable up and down. The recording / reproducing unit moving table 28 and the clamp moving table 29 are guided by the guide 19 and moved.

  The tray pulling mechanism 35 is provided on a base 27 for placing the tray 1 pulled out from the cartridge 23 and moves in the cartridge direction, and on the base 2 of the tray 1 shown in FIG. 2 provided in the horizontal moving mechanism. It consists of a hook mechanism for hooking a hook to the provided hook hooking hole 8 and pulling out the tray.

  The peeling claw 26 is for peeling the cover 3 of the tray 1 shown in FIG. 2. When the tray 1 is pulled out by the tray pulling mechanism 35, the cover provided on the base material 2 of the tray 1 shown in FIG. The cover 3 is pushed up from the lifting hole 10 by a projection, and the tip of the cover is hooked on the peeling claw 26 to be peeled off.

  The recording / reproducing unit 25 reads and writes information by irradiating the optical disc 5 with light, a spindle motor 30 for rotating the optical disc 5, a clamp unit 31 for fixing the optical disc 5 provided on the spindle motor 30. And an optical part moving mechanism 34 for moving the optical part 33 in the radial direction of the disk.

  The clamper 36 is attracted by the magnetic attractive force of the ferromagnetic material 42 (iron piece or the like) embedded in the clamper 36 shown in FIG. 8 and the permanent magnet 39 embedded in the clamp part 31, and fixes the optical disk 5 to the clamp part 31. . The clamper 36 may be provided with a permanent magnet 39 and the clamp part 31 may be provided with a ferromagnetic material 42.

  As shown in FIG. 8, the levitation stable disk 32 is provided with an air hole 41 on the inner peripheral side and attached to the clamper 36. Further, a floating spacer 38 for attaching a gap between the optical disc 5 and the floating stable disk 32 is attached. The levitation stable disk 32 has a function of suppressing vibration by fluid force so that the optical disk 5 can rotate without surface vibration. This is because a negative pressure is generated because air flows from the inner peripheral air hole 41 to the outer periphery between the optical disk 5 and the floating stable disk 32 by rotation. Therefore, the optical disk 5 can float while being sucked to the stable flying disk side and can rotate stably without surface vibration.

  Further, the diameter of the levitation stable disk 32 is preferably the same as the diameter of the optical disk 5, but may be smaller. This is because the centering lever 66 makes it easy to push the outer peripheral portion of the optical disc 5.

  The clamp moving base 29 is configured to attach and move the clamper 36, the disk centering mechanism 40, and the disk pressing mechanism 82 up and down. As shown in FIG. 7, the clamper 36 includes a holder 44 for holding the clamper 36 up and down and freely rotating, and a column 43 to which the holder 44 is attached. The holder 44 is fixed to the clamp moving base 29.

  As shown in FIGS. 4 and 5, the disk centering mechanism 40 is provided on the clamp moving base 29 and the four centering levers 66 that move the optical disk 5 disposed on the circumference and provided facing each other. A column 65 for attaching the centering lever 66, a shaft 67 for freely mounting the centering lever 66 on the column 65, and a cam 71 for rotating the centering lever 66 are provided.

  The cam 71 is a disc-shaped cam having the support post 43 as a rotation axis, and the outer periphery of the cam 71 and the centering lever 66 are in contact with each other. The centering lever 66 is pressed against the outer periphery of the cam 71 by a spring. The centering lever 66 can be rotated by changing the diameter of the cam 71 according to the rotational position. A groove is provided on the outer periphery of the cam 71, and the end of the centering lever 66 is inserted into this groove. The centering lever 66 can be rotated by changing the position of the groove according to the rotational position of the cam 71.

  In this way, by arranging the four centering levers 66 so as to face each other on the circumference, even when the position of the clamp hole 6 of the optical disk 5 is shifted from the center of the clamp part 31 of the recording / reproducing unit 25, the optical disk 5 can be moved to the center position, and the optical disk 5 can be securely fixed to the clamp portion 31.

  In addition, it is desirable that the levitation stabilizing disk 32 and the clamper 36 are integrally formed to ensure flatness, but they are attached flexibly so that they can be bonded via an elastic body or moved to each other. You can also. Thereby, the levitation stable disk 32 has an effect that the rotating surface is automatically adjusted by the centrifugal force caused by the rotation and can be rotated flat. Any material can be used for the levitation stabilizing disk 32 as long as it is lightweight and can rotate without surface vibration, such as glass, resin, metal, ceramic, and the like.

  In addition, a housing 21 of the disk changer 20, an insertion port 22 into which a cartridge 23 provided in the housing 21 is inserted, and a guide 19 of the moving table are shown. The moving units, the tray drawing mechanism, and the moving unit of the optical unit moving mechanism are configured to be moved by being powered by a driving source (not shown).

Next, a recording / reproducing operation according to an embodiment of the above-described optical disc recording / reproducing apparatus of the present invention will be described.
As shown in FIG. 1, the cartridge moving table 24 in the disk changer 20 is moved, and the designated tray 1 of the cartridge 23 is positioned at the position of the tray pulling mechanism 35 of the recording / reproducing apparatus 70. Next, the clamp moving base 29 is moved upward so that the centering lever 66, the tray pressing mechanism 82 and the clamper 36 do not collide with the tray pulling mechanism 35, and the cam 71 is moved as shown in FIG. 66 is moved to a position 69 opened outward at a position above the base 27.

  Next, the tray pulling mechanism 35 is moved, and the tray 1 is pulled out from the cartridge 23 and moved to a position where the optical disk 5 can be mounted on the recording / reproducing unit 25. At this time, the cover 3 is peeled from the tray 1 by the peeling claw 26. Further, a part of the tray 1 is left in the cartridge 23 so that the tray 1 can be easily returned to the cartridge 23.

  Next, as shown in FIG. 7, the clamp moving base 29 is moved downward to move the centering lever 66 to the lower side of the substrate 2 of the tray 1. At this time, the substrate 2 of the tray 1 is pressed by the tray pressing mechanism 82 shown in FIG. Next, the cam 71 is moved and the centering lever 66 is pressed against the outer periphery of the optical disc 5 to move to the center of the clamp portion 31.

  Next, as shown in FIG. 8, the cam 71 is moved and centered, and the lever 66 moves outside so as not to contact the optical disk 5. Next, the recording / reproducing unit moving base 28 is moved upward, and the clamp hole 6 of the optical disk 5 is inserted into the clamp unit 31 of the recording / reproducing unit 25. Further, the recording / reproducing unit moving base 28 is moved upward, the clamper 36 and the clamp unit 31 are fitted, and the optical disc 5 is fixed to the clamp unit 31. Further, the recording / reproducing unit moving base 28 is moved so that the clamper 36 can move freely, and recording / reproducing is executed.

Next, an operation of returning the optical disk 5 of the recording / reproducing unit 25 to the cartridge 23 according to the embodiment of the optical disk recording / reproducing apparatus of the present invention described above will be described.
This returning operation is an operation for returning from the state shown in FIG. 8 to the state shown in FIG. In the state shown in FIG. 8, the recording / reproducing unit moving base 28 is moved downward to remove the clamper 36 from the clamp unit 31. Further, as shown in FIG. 7, the optical disk 5 and the base material 2 come into contact with each other by moving the recording / reproducing unit moving base 28 downward, and the optical disk 5 is detached from the clamp unit 31, so that the optical disk 5 is placed in the tray 1. Return to.

  At this time, the disk centering mechanism 40 can be moved to move the optical disk 5 on the tray 1 to the center of the tray 1. Thereafter, the clamp moving base 29 is moved upward, and the centering lever 66, the disc pressing mechanism 82, and the clamper 36 are moved to a position where they do not collide with the tray pulling mechanism 35. Then, the tray pulling mechanism 35 is moved to push the tray 1 into the cartridge 23. At this time, the cover 3 is covered on the optical disk 5.

As described above, according to the embodiment of the present invention, the optical disk 5 is supplied to the recording / reproducing apparatus 70 from a cartridge in which a plurality of thin optical disks 5 compatible with Blu-ray (registered trademark) are placed in the tray 1 and stored. Recording and playback is possible. As a result, it is possible to provide an optical disc recording / reproducing apparatus that has high reliability and records / reproduces a large amount of data.

  FIG. 9 shows another example of the disk centering mechanism 40 constituting one embodiment of the optical disk recording / reproducing apparatus of the present invention. In this example, as shown in FIG. It is provided on the clamp moving table 29. The end of the centering lever 66 is a taper 85. Four centering levers 66 are arranged on the circumference and face each other in the same manner as shown in FIGS. Accordingly, when the clamp moving base 29 is moved downward, the taper 85 of the centering lever 66 comes into contact with the outer periphery of the optical disc 5 so that the optical disc 5 can move to the center of the clamp portion 31.

  As described above, by arranging the four tapered centering levers 66 to face each other on the circumference, the position of the clamp hole 6 of the optical disk 5 is shifted from the center of the clamp part 31 of the recording / reproducing unit 25. Even in this case, the optical disk 5 can be moved to the center position, and the optical disk 5 can be securely fixed to the clamp portion 31.

  FIG. 10 shows another embodiment of the tray pressing mechanism constituting one embodiment of the optical disk recording / reproducing apparatus of the present invention. As shown in FIG. A tray pressing portion 86 is provided. It is desirable that the tray pressing portion 86 is made of an elastic body such as a leaf spring or rubber. As a result, the centering lever 66 is rotated to move the optical disk 5 to the center of the clamp portion, and the tray 1 can be pressed by the tray pressing portion 86.

  According to another embodiment of the tray pressing mechanism, there is an effect that the tray can be prevented from being sucked when the optical disk 5 is rotated.

  11 and 12 show still another embodiment of the tray pressing mechanism constituting one embodiment of the optical disk recording / reproducing apparatus of the present invention. FIG. 11 is a plan view and FIG. 12 is a front view. As shown in FIGS. 11 and 12, the four tray pressing mechanisms include a support member 93 provided on the base 27 and a roller 92 attached to the support member 93. The roller 92 is attached so as to press the base material 2 of the tray 1 by a support member 93 having a spring action. Thereby, when the tray 1 is pulled out from the cartridge 23, the base material 2 can be inserted and restrained between the roller 92 and the base 27.

  According to still another embodiment of the tray pressing mechanism, there is an effect that the tray can be prevented from being sucked when the optical disk 5 is rotated.

FIGS. 13 and 14 show another embodiment of the optical disk recording / reproducing apparatus of the present invention. FIG. 13 is a longitudinal plan view thereof, and FIG. 14 is a transverse side view thereof. In this embodiment, the optical disk 5 is placed upright and the optical disk 5 is supplied from the disk changer 20 to the recording / reproducing apparatus 70. The cartridge moving table 24, the recording / reproducing unit moving table 28, The clamp moving base 49 is moved horizontally, the structure of the tray 1, the tray 1 storing the optical disk 5 is stored in the cartridge 23 in an upright position, and the base material 2 of the tray 1 pulled out from the cartridge 23 is placed. Since the structure is the same as that of the embodiment shown in FIG. 1 except that the structure of the base 27 is different, the detailed description is omitted, but the structure of the tray drawing mechanism 35 is different. The structure of
First, the hook escape portion 9 of the base material 2 of the tray 1 is expanded to the center portion of the base material 2, and a notch is formed until it contacts the optical disk 5. Further, as shown in FIG. 14, U-shaped rails 87 are provided at the upper and lower ends of the base 27. The base material 2 and the optical disk 5 of the tray 1 drawn out from the cartridge are moved along the U-shaped rail 87. Then, the side plates 88 and 89 of the rail 87 can be moved. Further, the base 27 is configured to be separated on both sides so that the tray drawing mechanism 35 can pass through the passage portion 90 as shown in FIG.

Next, the operation of another embodiment of the above-described optical disk recording / reproducing apparatus of the present invention will be described. The recording / reproducing operation shown in FIG. 13 is almost the same as the recording / reproducing operation shown in FIG. The changes are described below.
Here, the base material 2 of the tray 1 and the optical disk 5 drawn out from the cartridge 23 are moved along a U-shaped rail 87 provided on the base 27. The clamp moving base 49 is brought close to the optical disc 5. Next, the side plates 88 and 89 of the rail 87 are retracted in the direction of the arrow. Then, the four centering levers 66 are moved to position the optical disc 5 at the center of the clamp portion 31.

  Next, the recording / reproducing unit moving base 28 is moved to insert the clamp unit 31 into the clamp hole 6 of the optical disc 5. Further, the recording / reproducing unit moving base 28 is moved, the clamp unit 31 and the clamper 36 are fitted, and the optical disk is fixed to the clamp unit 31. Thereafter, a recording / reproducing operation is performed. When the optical disk 5 is stored, the clamper moving base 49 is moved to remove the clamper 36 from the clamp portion 36. Next, the side plates 88 and 89 of the rail 87 are returned to their original positions. Next, the recording / reproducing unit moving base 28 is moved to remove the optical disk 5 from the clamp unit 31. At this time, the disk centering mechanism 40 can be moved to move the optical disk 5 on the tray to the center of the tray. Next, it is pushed into the cartridge 23 with the hook mechanism sandwiching the outer periphery of the central portion of the optical disk 5 and the substrate 2.

Also in this embodiment, similarly to the above-described embodiment, the optical disk 5 is inserted into the recording / reproducing apparatus 70 from a cartridge in which a thin sheet-like optical disk 5 compatible with Blu-ray (registered trademark) is placed in the tray 1 and stored. Supply and record / playback. As a result, it is possible to provide an optical disc recording / reproducing apparatus that has high reliability and records / reproduces a large amount of data. Further, since the optical disk is set up in an upright position, the installation area of the apparatus can be reduced. In addition, since the tray is set to the upright position, the influence of the weight between the trays is eliminated, so that the pulling force when pulling out from the cartridge can be reduced. Further, since the pulling force can be reduced, the tray base 2 can be made thin, and the number of sheets stored per cartridge can be increased.

  In the above-described embodiment, one recording / reproducing device is used. However, a plurality of recording / reproducing devices are arranged on the top and bottom or on the left and right, and an optical disk can be supplied from one cartridge to a plurality of recording / reproducing devices. You can also In this case, continuous recording and reproduction and parallel recording and reproduction are possible.

  Further, a large-scale data recording / reproducing apparatus can be configured by arranging a plurality of the above-described disk changers vertically and horizontally and providing each disk changer with a mechanism for transporting the cartridge from the cartridge storage.

It is a longitudinal cross-sectional view which shows one Embodiment of the optical disk recording / reproducing apparatus of this invention. It is a top view which shows one Example of the tray which accommodates the optical disk which comprises one Embodiment of the optical disk recording / reproducing apparatus of this invention. It is a top view which shows one Example of the separator for isolate | separating the tray which comprises one Embodiment of the optical disk recording / reproducing apparatus of this invention. It is a top view which shows one Example of the disc centering mechanism which comprises one Embodiment of the optical disk recording / reproducing apparatus of this invention. FIG. 5 is a cross-sectional view of the disk centering mechanism shown in FIG. 4. It is sectional drawing which shows one Example of the tray pressing mechanism which comprises one Embodiment of the optical disk recording / reproducing apparatus of this invention. It is sectional drawing which shows the state which positioned the optical disk by one Embodiment of the optical disk recording / reproducing apparatus of this invention with the disk centering mechanism. It is sectional drawing which shows the recording / reproducing state which fixed the optical disk by one Embodiment of the optical disk recording / reproducing apparatus of this invention to the recording / reproducing part. It is a longitudinal cross-sectional view which shows the other Example of the disk centering mechanism 40 which comprises one Embodiment of the optical disk recording / reproducing apparatus of this invention. It is a longitudinal cross-sectional view which shows the other Example of the tray pressing mechanism which comprises one Embodiment of the optical disk recording / reproducing apparatus of this invention. It is a top view which shows the further another Example of the tray pressing mechanism which comprises one Embodiment of the optical disk recording / reproducing apparatus of this invention. FIG. 12 is a front view. FIG. 12 is a front view showing still another example of the tray pressing mechanism constituting the embodiment of the optical disc recording / reproducing apparatus of the present invention shown in FIG. 11. It is a vertical plan view of another embodiment of the optical disk recording / reproducing apparatus of the present invention. FIG. 14 is a transverse side view of another embodiment of the optical disc recording / reproducing apparatus of the present invention shown in FIG. 13.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Tray 3 Cover 5 Optical disk 12 Separator 11 Partition plate 19 Moving stand guide 20 Disc changer 21 Case 22 Cartridge insertion slot 23 Cartridge 24 Cartridge moving stand 25 Recording / reproducing part 26 Peeling claw 27 Base 28 Recording / reproducing part moving stand 29 Clamp moving stand 30 Spindle motor 31 Clamp part 32 Floating stable disk 33 Optical part 34 Optical part moving mechanism 35 Tray drawer mechanism 36 Clamper 40 Disk centering mechanism 70 Recording / reproducing apparatus

Claims (9)

A thin sheet-shaped optical disk and a cartridge that stores a large number of thin sheet-shaped trays that store the thin sheet-shaped optical disk, and the optical disk is taken out from the cartridge, recorded and reproduced, and the optical disk is returned to the cartridge An optical disc recording / reproducing apparatus,
A thin sheet-like tray containing the thin sheet-like optical disc, a cartridge containing a plurality of the trays, a moving base for moving the cartridge up and down, the tray is pulled out, and the optical disc is used as a recording / reproducing unit A tray drawer mechanism for transporting, and a moving base for moving a recording / reproducing unit for recording / reproducing the optical disk up and down are arranged below the tray drawer mechanism, and the optical disk is placed above the tray drawer mechanism in the recording / reproducing unit. A moving table for moving the clamper having an optical disk-like disk fixed to the rotating part up and down is provided, and four disk centering mechanisms are opposed to four corners of the moving table for moving the clamper up and down. provided on the circumference, the drawer the tray from the cartridge, outside of the disc centering mechanism like the thin sheet optical disc The recording is positioned at the rotation portion center of the reproduction unit, in a state where the rotating part of the recording and reproducing unit penetrates said tray, after the optical disk is fixed by the clamper rotating part of the recording and reproducing unit by pressing, An optical disk recording / reproducing apparatus, wherein the optical disk and the clamper are rotated to record / reproduce the optical disk.   2. The optical disk recording / reproducing apparatus according to claim 1, further comprising: a plurality of optical disk recording / reproducing apparatuses, a moving base for moving the cartridge that moves between the optical disk recording / reproducing apparatuses; An optical disk recording / reproducing apparatus, wherein an optical disk is supplied and recorded / reproduced. A thin sheet-shaped optical disk and a cartridge that stores a large number of thin sheet-shaped trays that store the thin sheet-shaped optical disk, and the optical disk is taken out from the cartridge, recorded and reproduced, and the optical disk is returned to the cartridge An optical disc recording / reproducing apparatus,
A thin sheet-shaped tray storing the thin-walled optical disk, a cartridge storing a plurality of sheets with the tray standing, a moving table for moving the cartridge in a direction perpendicular to the tray pulling-out direction, A tray pulling mechanism that pulls out the tray and conveys the optical disk to the recording / reproducing unit in a standing position, and a movement that moves the recording / reproducing unit that records and reproduces the standing optical disk in the perpendicular direction in parallel with the drawn tray side. A moving table for moving a clamper including an optical disk-shaped disk for fixing the optical disk to the rotating part of the recording / reproducing unit in parallel with the drawn optical disk side, provided on the circumference so as to face the four disc centering mechanism at the four corners of the moving base for moving the clamper vertically, before from the cartridge Drawer tray, while the disc centering mechanism is positioned in the rotating part center of the recording and reproducing unit by pressing the outer periphery of the sheet-shaped optical disc of the thin, the rotating part of the recording and reproducing unit penetrates the tray An optical disc recording / reproducing apparatus, wherein the optical disc is fixed to a rotating unit of the recording / reproducing unit by the clamper, and then the optical disc and the clamper are rotated to record / reproduce the optical disc.   4. The optical disk recording / reproducing apparatus according to claim 3, further comprising: a plurality of optical disk recording / reproducing apparatuses, a moving base for moving the cartridge that moves between the optical disk recording / reproducing apparatuses; An optical disk recording / reproducing apparatus, wherein an optical disk is supplied and recorded / reproduced. 5. The optical disk recording / reproducing apparatus according to claim 1 , wherein a taper is provided at a portion of the disk centering mechanism that contacts an outer periphery of the optical disk. In the optical disk recording and reproducing apparatus according to any one of claims 1 to 5, the tray pressing mechanism for pressing the tray moving base provided with the clamper is provided, so presses so that the drawn-out tray is not moved by an external force An optical disc recording / reproducing apparatus characterized by the above. In the optical disk recording and reproducing apparatus according to any one of claims 1 to 6, the tray pressing mechanism for pressing the tray to the disc centering mechanism is provided, the drawn-out tray is so pressed against so as not to move by an external force An optical disc recording / reproducing apparatus. In the optical disk recording and reproducing apparatus according to any one of claims 1 to 7, the tray for accommodating the optical disc, the recording and reproducing unit rotating part and the hole Tsuranukeru as optical moving unit provided in the outer peripheral portion extending in the bore An optical disc recording / reproducing apparatus, wherein a projection for pulling out the tray is provided outside the line. In the optical disk recording and reproducing apparatus according to any one of claims 1 to 8, the tray for accommodating the optical disc, characterized in that the part in contact with the outer periphery of the optical disc of the disc centering mechanism is pierced allowing the entry of An optical disc recording / reproducing apparatus.

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