WO2006103765A1 - Dispositif de stockage d’informations - Google Patents

Dispositif de stockage d’informations Download PDF

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Publication number
WO2006103765A1
WO2006103765A1 PCT/JP2005/006098 JP2005006098W WO2006103765A1 WO 2006103765 A1 WO2006103765 A1 WO 2006103765A1 JP 2005006098 W JP2005006098 W JP 2005006098W WO 2006103765 A1 WO2006103765 A1 WO 2006103765A1
Authority
WO
WIPO (PCT)
Prior art keywords
tray
medium
protrusion
pair
circulation belt
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2005/006098
Other languages
English (en)
Japanese (ja)
Inventor
Hiroki Kobayashi
Akihiko Yabuki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to PCT/JP2005/006098 priority Critical patent/WO2006103765A1/fr
Publication of WO2006103765A1 publication Critical patent/WO2006103765A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/22—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from random access magazine of disc records
    • G11B17/225—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from random access magazine of disc records wherein the disks are transferred from a fixed magazine to a fixed playing unit using a moving carriage

Definitions

  • the present invention relates to an information storage device that records and reproduces information on and from a disk-shaped storage medium, and a medium moving device that moves the disk-shaped storage medium.
  • a magnetic tape storage device can achieve a large capacity exceeding that of a hard disk at low cost
  • the magnetic tape is a sequential media that reads and writes information sequentially, so that it is difficult to input and output information.
  • the physical durability of the medium is low, and it is vulnerable to water and dirt, so there is a risk that a large amount of stored data may be lost during long-term storage, such as 50 to 100 years, or during a disaster.
  • optical information storage devices that store information using optical storage media such as MO and DVD are capable of reading and writing information at high speed.
  • Optical storage media can be expected to dramatically increase capacity in the near future due to technological innovations such as blue laser diodes and surface recording methods that are resistant to water and have a long shelf life, comparable to magnetic tape storage devices Since storage capacity is also expected, it is attracting attention as a high-speed, large-capacity next-generation storage device.
  • a method for applying an optical information storage device to such a next-generation storage device is considered in which a magazine containing a large number of optical storage media, a drive for accessing the optical storage media, and a moving mechanism for moving the optical storage media between the magazines and the drives are arranged in a line.
  • this type of optical information storage device it is expected that a space-saving and large-capacity storage device and a storage system can be constructed with high expandability and maintainability.
  • Conventional techniques of the moving mechanism include a technique in which a tray on which an optical storage medium is placed is moved by being hooked with a single hook provided on a belt (see Patent Document 1), or a long length with a plurality of hooks that can be inserted and removed.
  • Patent Document 2 A technique for moving the heel section (see Patent Document 2) is known.
  • Patent Document 1 JP 2002-157811 A
  • Patent Document 2 JP 10-500523
  • an object of the present invention is to provide a space-saving and highly reliable information storage device and a medium moving device suitable for use in such an information storage device.
  • the information storage device of the present invention that achieves the above object provides:
  • An information storage device for recording and / or reproducing information to and from a disk-shaped storage medium capable of recording and reproducing information
  • a medium storage unit in which a plurality of storage media are mounted on a tray and stored;
  • a storage medium is loaded with the tray, and information is recorded and / or reproduced on the storage medium.
  • a circulation belt disposed along the movement path on the side of the movement path of the tray, in which the medium movement section is fixed to a pair of protrusions having a mutual interval shorter than the length of the tray, and a drive section for driving the circulation belt And that with
  • the tray has projections of the projection pair on each of the rear end in the moving direction by the medium moving unit and the position at a distance corresponding to the interval between the projection pair from the rear end.
  • the projection pair provided on the circulation belt moves by moving the rear end of the tray and the recess, so that the movement distance of the tray is sufficient with respect to the length of the circulation belt Long and simple structure, a space-saving and highly reliable device is realized.
  • the information storage device of the present invention is as follows. "The medium moving unit has a symmetrical structure in the moving direction of the tray.
  • the tray is preferably such that the side portion along the circulation belt has a front-rear symmetrical structure with respect to the moving direction of the tray.
  • the reciprocating movement of the tray is easily realized.
  • the information storage device of the present invention preferably has a configuration in which "the medium moving unit includes a driving unit inside the circulation belt".
  • the information storage device of the present invention includes: "the medium moving unit is provided with a protrusion sensor pair provided at intervals corresponding to the interval between the protrusion pairs, each detecting a protrusion of the protrusion pair; A configuration in which the position of the circulation belt is confirmed by detecting the protrusions by the protrusion sensor pair is also suitable.
  • the position of the circulation belt can be accurately confirmed by a simple sensor. Further, in such an information storage device, “the medium moving unit is circulated by the driving unit based on the detection of the protrusion by the protrusion sensor pair The form of “controlling the driving of the belt” is more preferable.
  • the circulation belt is appropriately controlled.
  • the stable operation of the information storage device is realized.
  • the information storage device of the present invention preferably includes a tray sensor that detects the tray.
  • the position of the tray can be confirmed by the sensor. Further, in such an information storage device, it is more preferable that “the medium moving unit controls the driving of the circulation belt by the driving unit based on detection of the tray by the tray sensor”. is there.
  • the circulation belt is appropriately controlled, and a stable operation of the information storage device is realized.
  • the medium moving unit includes a plurality of sets of circulation belts and driving units, and each of the plurality of sets independently moves a plurality of trays.” Is preferable.
  • an operation can be performed in which one tray is taken out from the recording / reproducing unit, and another tray is immediately loaded into the recording / reproducing unit. Rapid access to the storage medium is realized.
  • the medium moving device of the present invention that achieves the above object provides:
  • a medium moving device for moving a disk-shaped storage medium capable of recording and reproducing information together with a tray on which the storage medium is mounted
  • a pair of protrusions spaced apart from each other shorter than the length of the tray are fixed, and the protrusions of the protrusion pair arranged along the movement path of the tray are connected to the rear end in the tray movement direction.
  • a circulation belt that hangs on each of the rear end force and the position at a distance corresponding to the distance between the pair of protrusions;
  • the storage medium can be moved with a simple structure by the circulation belt having the fixed protrusions, so that the operation is stable in a small space, and the information storage according to the present invention is performed. Suitable for use in equipment.
  • the medium moving apparatus of the present invention includes various forms corresponding to the respective forms of the information storage apparatus described above.
  • the information storage device and the medium moving device of the present invention are space-saving and highly reliable.
  • FIG. 1 is an external view showing an embodiment of an information storage device of the present invention.
  • FIG. 2 is a perspective view showing an internal structure of the blade device.
  • FIG. 3 is a side view showing the internal structure of the blade device.
  • FIG. 4 is a simplified top view showing the arrangement of the belt conveyance mechanism inside the blade device.
  • FIG. 5 is an enlarged perspective view showing in detail the periphery of the belt conveyance mechanism.
  • FIG. 6 is a layout diagram showing the sensor layout in the blade device.
  • FIG. 7 is a view showing a mechanism for moving the base of the changer.
  • FIG. 8 is a diagram showing a first stage of tray movement operation.
  • FIG. 9 is a diagram showing a second stage of the tray moving operation.
  • FIG. 10 is a diagram showing a third stage of the tray moving operation.
  • FIG. 11 is a diagram showing an end stage of the tray moving operation.
  • FIG. 12 is a timing chart of belt driving in tray movement.
  • FIG. 1 is an external view showing an embodiment of the information storage device of the present invention.
  • FIG. 1 shows a blade device 10 that stores information using a magneto-optical (MO) disk.
  • the blade device 10 corresponds to an embodiment of the information storage device of the present invention.
  • the MO disk corresponds to an example of a storage medium referred to in the present invention.
  • a collective system 20 in which a plurality (10 in this figure) of blade devices 10 are incorporated.
  • the casing 11 of the blade device 10 has a length exceeding three times the diameter of the MO disk, a width slightly larger than the diameter of the MO disk (height in this figure), and significantly larger than the diameter of the MO disk.
  • the magazine 11 has a small thickness (width in this figure), and a magazine 12 storing a plurality of MO disks is detachably disposed at one end of the housing 11.
  • a plurality of blade devices 10 are detachably mounted in the casing 21 of the collective system 20, and the blade device 10 is inserted into the casing 21 of the collective system 20 in the magazine 12 of each blade device 10. It is detachable even when it is attached.
  • the collective system 20 is also provided with a control device 22 that supervises recording and reproduction of information in each of the plurality of blade devices 10.
  • the blade device 10 is provided with an interface connector for transferring data between the blade device 10 and the outside on the back side of the front surface seen in Fig. 1, and the blade device 10 is connected to the collective system. When it is inserted into 20 cases 21, this connector is joined to the connector on the collective system 20 side.
  • a plurality of blade devices 10 are housed in a compact manner in a housing 21, and the storage system is compact and has a large capacity. Further, the capacity can be easily expanded by increasing the number of blades 10 on the MO disk, and maintenance can be easily performed by attaching / detaching or replacing the magazine 12 on the blades 10.
  • FIG. 2 is a perspective view showing the internal structure of the blade device
  • FIG. 3 is a side view showing the internal structure of the blade device.
  • the housing 11 of the blade device 10 shown in FIG. 1 includes the above-described magazine 12 and a drive 16 for recording and reproducing information with respect to the MO disk. And is stored in magazine 12. Between the magazine 12 and the drive 16, there is provided a changer 15 for moving the MO disk together with the tray 121 between them.
  • the drive 16 corresponds to an example of the recording / reproducing unit according to the present invention
  • the changer 15 corresponds to an example of the medium moving unit according to the present invention and also corresponds to an embodiment of the medium moving device of the present invention. .
  • the blade device 10 is configured such that the magazine 12, the changer 15 and the drive 16 are compactly housed in the housing. By increasing the storage capacity, the storage capacity can be easily expanded. Maintenance can also be easily performed by attaching / detaching or replacing the magazine 12 or MO disk.
  • the changer 15 is provided with a belt conveyance mechanism that moves the MO disk together with the tray 121 using a circulation belt.
  • the structure of the belt conveyance mechanism and other parts of the changer will be described in detail below. explain.
  • FIG. 4 is a simplified top view showing the arrangement of the belt conveyance mechanism inside the blade device
  • FIG. 5 is an enlarged perspective view showing the periphery of the belt conveyance mechanism in detail.
  • the changer 15 has a table 150 on which the tray 121 is placed, and a belt conveying mechanism is provided along the table 150.
  • This belt conveyance mechanism includes a circulation belt 151 in which two protrusions 152 are fixed at an interval shorter than the length of the tray 121, a roller 153 on which the circulation belt 151 is hung, a gear 154 and a roller 153. And a motor 155 for driving the circulation belt 151.
  • the motor 155 and the gear 154 are arranged inside the circulation belt and have a space-saving structure.
  • the circulation belt 151 corresponds to an example of the circulation belt according to the present invention, and the roller 153, the gear 154, and the motor 155 constitute an example of the drive unit according to the present invention.
  • This belt conveyance mechanism conveys the tray 121 by hooking the protrusion 152 of the circulation belt 151 on the groove 121a and the rear end of the tray 121.
  • the side of the tray 121 is symmetrical in the front-rear direction with respect to the conveyance direction, and the belt conveyance mechanism moves the tray 121 between the magazine 12 and the drive 16 in both directions.
  • the belt conveyance mechanism and the base 150 have a structure in which mutually independent mechanisms having equivalent functions are overlapped in two stages, and each mechanism can move the tray 121 independently. In the following explanation, however, only one of the two-stage mechanisms will be explained unless otherwise specified.
  • sensors for controlling the conveying operation of the tray 121 and the like by the belt conveying mechanism are arranged in various places, and a photo interrupter sensor for detecting the protrusion 152 around the belt conveying mechanism. 156 is provided.
  • the photo interrupter sensor 156 functions as a belt sensor for confirming the position of the circulation belt 151.
  • FIG. 6 is a layout diagram showing the sensor layout in the blade device.
  • FIG. 6 shows a belt sensor constituted by the photo interrupter sensor described above.
  • a pair of 6-1 and 156-2 is shown, and the distance between the pair of belt sensors 156-1 and 156-2 is the same as the distance between the protrusions 152.
  • the position of the circulating belt 151 where both of these belt sensors 156-1, 156-2 are turned on is the home position.
  • the two belt sensors 156-1, 156-2 are distinguished from each other, the one on the magazine 12 side is referred to as the first belt sensor 156-1, and the one on the drive 16 side is referred to as the second belt sensor. Called 1 56-2.
  • a micro switch that operates as a tray sensor that detects the tray 121 is also disposed in the blade device.
  • a first tray sensor 14-1 is arranged at the entrance / exit of the magazine 12, and a second tray sensor 14-2 is arranged from the magazine 12 side of the base 150 of the changer 15. Further, a third tray sensor 14-3 is arranged from the drive 16 of the table 150, and a fourth tray sensor 14_4 is arranged behind the changer 15.
  • the driving of the circulation belt 151 is controlled based on the detection of the protrusion tray by these sensors.
  • a large number of trays 121 are stored in the magazine 12 in the depth direction of the figure, and in order to move each of the trays 121 between the magazine 12 and the drive 16, the In addition to the belt transport mechanism, it also has a mechanism for moving the table 150 in the depth direction in FIG. 6 (upward and downward in FIGS. 2 and 3).
  • FIG. 7 is a diagram showing a mechanism for moving the table.
  • FIG. 7 The left and right sides of FIG. 7 are opposite to the left and right sides of FIGS.
  • the base 150 of the changer 15 is supported by a cross link 30 having a variable crossing angle on a connecting shaft 31, and a rotating shaft is provided at each end of each bar 30.
  • the position of the rotating shaft 32 shown in the lower left of FIG. 7 is fixed to the casing of the blade device, and the position of the rotating shaft 33 shown in the upper left of FIG. It is fixed.
  • the rotation shaft 34 shown in the upper right of FIG. 7 is fitted in a groove 157 provided in the table 150, and can be freely moved along the groove 157.
  • the rotating shaft 35 shown in the lower right of FIG. 7 has a worm gear and moves in the left-right direction of FIG. 7 by the driving force of the drive shaft 36 driven by a motor (not shown). .
  • FIGS. 8 to 11 are diagrams showing an operation of moving the tray
  • FIG. 12 is a timing chart of the belt driving in the tray movement.
  • the circulation belt 151 continues to be driven, the projection not yet applied to the tray 121 reaches the first belt sensor 156-1, and the first belt sensor 156-1 is turned on. After this, the tray 121 is completely pulled out of the magazine 12 and the first tray sensor 14 1 is turned off.
  • the circulation belt 151 continues to be driven with a constant torque and reaches the state shown in FIG. At this time, the two protrusions 152 of the circulation belt 151 are hung on the groove 121a and the rear end in the moving direction of the tray 121 on which the disc 13 is mounted, respectively, to drive the tray 121! /.
  • the torque is greatly reduced so that the tray 121 does not pass the base 150, and the second tray sensor 14-2 is turned off, so that the tray 121 It is confirmed that it is completely on 150. Then, in the sixth time interval T6, the circulation belt 151 is slowly driven while the torque is reduced, and the third tray sensor 14-3 is turned on to drive when the tray 121 reaches the drive 16 side of the table 150. Stops.
  • the table 150 and the drive 16 are usually displaced in the depth direction of Fig. 9, the table 150 is driven by the mechanism described in Fig. 7 in the seventh time interval T7. Move to position 16. Then, the tray 121 is inserted into the drive 16 in the eighth time interval T8. As soon as the tray 121 enters the drive 16, the protrusion 152 hanging on the groove 121 a of the tray 121 comes off, and the insertion of the tray 121 is continued only by the protrusion 152 hanging on the rear end. In this eighth time interval T8, the torque rises significantly and quick insertion into the drive 16 is achieved.
  • the table 150 is slightly displaced in the depth direction in the figure, and the protrusion 152 is detached from the rear end of the tray 121, and the circulation belt 151 returns to the home position as shown in FIG.
  • the drive 16 accesses the MO disk 13 still mounted on the tray 121 to record and reproduce information.
  • This tray movement operation is realized in the same way even when driven in the direction opposite to the direction indicated by the arrow in the figure, and the tray moves from the drive 16 to the magazine 12. It becomes.
  • the changer base 150 has a structure in which two independent mechanisms having equivalent functions are overlapped in two stages, and the tray 121 is prepared in advance in the first mechanism. As a result, the tray 121 is pulled out of the drive 16 by the second mechanism, and the tray 121 (that is, the MO disk 13) is quickly replaced by the operation of inserting the tray 121 of the first mechanism into the drive 16.
  • the circulation belt according to the present invention has a plurality of protrusions.
  • a pair of protrusions may be provided, or a pair of protrusions and a single protrusion that is not paired may be provided.
  • a changer in which a belt transport mechanism is arranged on one side of a tray transport path is shown.
  • Such a changer is suitable for saving space.
  • the medium moving unit and the medium moving apparatus of the present invention are not limited to such a preferable changer.
  • a belt conveyance mechanism may be disposed on both sides of the belt.
  • the present invention is a force that uses an optical recording type magneto-optical disk as an example of a storage medium.
  • the storage medium referred to in the present invention is a magneto-optical recording method, phase change recording.
  • System and magnetic recording system! / It may be a magneto-optical disk of each recording method. It may be another disk-type storage medium such as an optical disk or a magnetic disk.

Landscapes

  • Automatic Disk Changers (AREA)

Abstract

Dispositif de stockage d’informations pour enregistrer/reproduire des informations dans/à partir d’un support de stockage en forme de disque. Le dispositif de stockage d’informations est doté d’une section de stockage de support selon laquelle une pluralité de supports de stockage est stockée en étant montée sur un plateau ; une section d’enregistrement/reproduction selon laquelle le support de stockage est chargé avec le plateau et l’enregistrement/reproduction d’informations dans/à partir du support de stockage est réalisé ; et une section de déplacement de support pour déplacer le support de stockage entre la section de support de stockage et la section d’enregistrement/reproduction avec le plateau. La section de déplacement de support est dotée d’une ceinture circulante, qui est pourvue d’une paire de parties saillantes fixes à un intervalle inférieur à la longueur du plateau et est agencée sur un côté d’un chemin de déplacement du plateau le long du chemin de déplacement ; et une section d’entraînement pour entraîner la ceinture circulante. La paire de parties saillantes du plateau est prise respectivement, au niveau d’une extrémité arrière dans une direction de déplacement de la section de déplacement de support et au niveau d’une position à une distance conforme à un intervalle entre l’extrémité arrière et la paire de sections saillantes.
PCT/JP2005/006098 2005-03-30 2005-03-30 Dispositif de stockage d’informations Ceased WO2006103765A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2005/006098 WO2006103765A1 (fr) 2005-03-30 2005-03-30 Dispositif de stockage d’informations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2005/006098 WO2006103765A1 (fr) 2005-03-30 2005-03-30 Dispositif de stockage d’informations

Publications (1)

Publication Number Publication Date
WO2006103765A1 true WO2006103765A1 (fr) 2006-10-05

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ID=37053039

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2005/006098 Ceased WO2006103765A1 (fr) 2005-03-30 2005-03-30 Dispositif de stockage d’informations

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WO (1) WO2006103765A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107444815A (zh) * 2017-06-12 2017-12-08 刘全宝 Warenet三维存储和输送单元底部输送机构及其控制系统

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH046852U (fr) * 1990-05-01 1992-01-22
JPH05282768A (ja) * 1992-03-31 1993-10-29 Sony Corp 記録媒体搬送装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH046852U (fr) * 1990-05-01 1992-01-22
JPH05282768A (ja) * 1992-03-31 1993-10-29 Sony Corp 記録媒体搬送装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107444815A (zh) * 2017-06-12 2017-12-08 刘全宝 Warenet三维存储和输送单元底部输送机构及其控制系统

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