WO2006006483A1 - ディスク装置 - Google Patents
ディスク装置 Download PDFInfo
- Publication number
- WO2006006483A1 WO2006006483A1 PCT/JP2005/012548 JP2005012548W WO2006006483A1 WO 2006006483 A1 WO2006006483 A1 WO 2006006483A1 JP 2005012548 W JP2005012548 W JP 2005012548W WO 2006006483 A1 WO2006006483 A1 WO 2006006483A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- top plate
- plate member
- disk device
- disk
- pedestal
- Prior art date
Links
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 66
- 230000007423 decrease Effects 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 abstract description 88
- 230000002093 peripheral effect Effects 0.000 abstract description 8
- 230000010365 information processing Effects 0.000 description 11
- 238000001514 detection method Methods 0.000 description 6
- 239000002184 metal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 210000000078 claw Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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
- G11B17/02—Details
- G11B17/04—Feeding or guiding single record carrier to or from transducer unit
- G11B17/05—Feeding or guiding single record carrier to or from transducer unit specially adapted for discs not contained within cartridges
- G11B17/051—Direct insertion, i.e. without external loading means
Definitions
- an opening through which a disc-shaped recording medium is taken in and out is formed in a case body, and a pedestal portion is provided in the case body so as to be swingable around a swing fulcrum.
- the present invention relates to a disk device provided with a shaft support portion for rotatably supporting a disk-shaped recording medium.
- the user can always insert the disk-shaped recording medium, so that the shaft supporting part that rotates the disk-shaped recording medium during information processing is positioned at the time of information processing. Therefore, the disc-shaped recording medium to be inserted is not in contact with the shaft support.
- the shaft support is moved to the information processing position to support the disc-shaped recording medium.
- the conventional disk device shown in FIGS. 1A and 1B includes a case body 100 in which a slit-shaped opening 100A into which, for example, the optical disk 1 is inserted is formed as a disk-shaped recording medium.
- a pedestal 101 that can be swung with the base end side as a rocking fulcrum is disposed.
- the pedestal 101 has a spindle motor (not shown) disposed on the tip thereof, a shaft support 102 that is detachably supported by the optical disc 1 and is rotated by the drive of the spindle motor, and is recorded on the optical disc 1.
- a pickup and a processing moving means (not shown) for moving the pickup in the radial direction of the optical disk 1 are provided, which are not shown in the figure, for performing a reading process for reading information and a recording process for recording information.
- the shaft support portion 102 is a turntable in which a plurality of claws 102A for locking the optical disc 1 are provided so as to be able to protrude and retract from the peripheral surface of a short cylindrical body 102B.
- pedestal portion 101 stands by at the position farthest from top plate 100B of case body 100 when optical disc 1 is inserted from opening 100A.
- the optical disk 1 swings toward the top plate 100B and is substantially parallel to the optical disc 1.
- the shaft support portion 102 is inserted into the shaft hole 1A of the optical disc 1.
- the pedestal part 101 continues to swing and tilts until the tip part becomes upward, the top plate 100B and the shaft support part 102 chuck the optical disk 1.
- the base end part force of the pedestal part 101 is also directed to the tip part, and the length direction is aligned with the insertion direction of the optical disk 1.
- the forces shown In fact, these directions are different. Disclosure of the invention
- the present invention provides a disk device capable of reliably supporting a disk-shaped recording medium on a shaft support part by fully utilizing the reaction force of the top plate member.
- the porpose is to do.
- the disc device of the present invention has a case body in which an opening for inserting / removing a disc-shaped recording medium is formed, and the disc-shaped recording medium is disposed so as to be swingable around a swing fulcrum in the case body.
- the case body has a top plate member that faces the pedestal portion, and the top plate member is provided with the shaft support portion.
- a chuck contact portion that receives the disk-shaped recording medium with a substantially equal force when the pedestal is swung toward the top plate member and the disk-shaped recording medium comes into contact with It is characterized by having.
- the disk device of the present invention includes a case body in which an opening for inserting and removing the disk-shaped recording medium is formed, and the disk-shaped recording medium disposed in the case body so as to be swingable around a rocking fulcrum. And a pedestal portion provided with a shaft support portion that rotatably supports the pedestal, and the pedestal portion is arranged such that the tip end side is closer to the top plate member than the base end side where the swing fulcrum is located.
- the case body has a top plate member facing the pedestal portion, and the top plate member has a pedestal portion at a portion facing the shaft support portion.
- the projection has a projection for receiving the disk-shaped recording medium when the disk-shaped recording medium comes into contact with the top-plate member, and the projection is formed from the base end side to the tip portion.
- the taper surface where the dimension from the top plate member decreases toward the side Made is characterized in that is.
- FIG. 1A is a cross-sectional view showing a standby state of a disk device according to the prior art.
- FIG. 1B is a cross-sectional view showing a chucked state of a disk device according to the prior art.
- FIG. 2 is a plan view with a part cut away showing a schematic configuration of a disk device according to an embodiment of the present invention.
- FIG. 3 is a bottom view of the top plate member as viewed from the back side.
- 4A is a cross-sectional view taken along line AA in FIG.
- 4B is a cross-sectional view taken along line BB in FIG.
- FIG. 5 is a cross-sectional view showing a modification of the present invention.
- FIG. 6 is a cross-sectional view showing a different modification of the present invention.
- information may be read or recorded only as a disk-shaped recording medium.
- the disk-shaped recording medium is not limited to the optical disk, and any disk-shaped recording medium such as a magnetic disk or a magneto-optical disk can be targeted.
- a thin slot-in type that is mounted on an electric device such as a portable personal computer is exemplified.
- a game machine or a playback device that performs processing for recording or playing back video data, etc.
- it is not limited to a thin configuration.
- the disk device of the present embodiment is a so-called thin slot-in type that is mounted on an electric device such as a portable personal computer.
- This disk device is an information process for reading information recorded on a recording surface (not shown) provided on at least one surface of a disk-shaped optical disk 1 as a disk-shaped recording medium that is detachably mounted. Recording processing, which is information processing that records various information on the recording surface.
- the disk device is configured to include a substantially box-shaped case body 10 made of, for example, metal and having an internal space.
- the case body 10 is formed between a case main body 11 disposed at the bottom thereof, a substantially plate-shaped top plate member 12 disposed at the top thereof, and the case main body 11 and the top plate member 12. And a decorative panel 13 provided in an opening portion having a rectangular shape on one side.
- the case body 11 and the top plate member 12 are each integrally formed of an appropriate material such as sheet metal or synthetic resin, for example.
- the decorative board 13 is formed, for example, in the shape of an elongated plate made of a synthetic resin, and an opening (not shown) provided in a slit shape along the longitudinal direction is formed in the central portion thereof.
- the optical disk 1 can be inserted and removed freely from this opening.
- a disk processing section 20 called a so-called traverse mechanism
- a transport means 30 for transporting the optical disk 1
- a control circuit section (not shown).
- the disk processing unit 20 includes a substantially plate-like pedestal portion 21 formed in a flat octagonal shape in plan view, for example, with a metal plate.
- the pedestal portion 21 is provided with a disk rotation driving means 22 located on one end side in the longitudinal direction near the periphery.
- the disk rotation driving means 22 includes a spindle motor (not shown) and a turntable 23 provided integrally with the output shaft of the spindle motor.
- the spindle motor is connected to the control circuit unit in a controllable manner, and is driven by electric power supplied from the control circuit unit.
- the turn tape liner 23 is inserted into a shaft hole 1A formed in the center of the optical disc 1, and is supported by a substantially cylindrical rotary shaft 23A, and a flange-like projection is provided on the outer peripheral surface of the rotary shaft 23A.
- This is a shaft support portion including a flange portion 23B on which the periphery of one shaft hole 1A is placed and supported.
- a claw portion 23A1 for locking the shaft hole 1A of the optical disc 1 is provided on the outer peripheral portion of the rotating shaft 23A so as to be able to appear and retract. Then, the turntable 23 rotates together with the optical disc 1 that is supported by the spindle motor.
- An information processing unit 24 is disposed on the pedestal unit 21. This information processing unit 24 is supported in a state where it is bridged between a pair of guide shafts (not shown), and is not shown! The information processing unit 24 is brought close to the turntable 23 by a moving mechanism. Separate.
- the information processing unit 24 includes a pick-up 25 having a light source (not shown), a lens 25A for converging light having the light source power, and an optical sensor (not shown) for detecting the emitted light reflected by the optical disc 1.
- the pickup 25 is connected to the control circuit unit so as to be able to transmit and receive signals. Under the control of the control circuit unit, the pickup 25 reads various information recorded on the recording surface of the optical disc 1 and outputs the information. Reading processing to output to the recording unit and recording processing to record various information from the control circuit unit on the recording surface.
- a cover body 21A is physically attached to the base portion 21.
- a long processing opening is formed in a substantially central portion along the longitudinal direction of the pedestal 21 corresponding to the movement path of the pickup 25 and the position of the turntable 23.
- the pedestal 21 has a rocking fulcrum at the other end, that is, the base end opposite to the one end on which the disk rotation driving means 22 is disposed, and the disk rotation driving means 22 side.
- the one end portion is swingably disposed inside the case body 10 with the swing tip.
- the base portion 21 is arranged such that the base end side is separated from the bottom surface portion of the case main body 11, and the rocking tip of the base portion 21 is in the standby state when the optical disc 1 is inserted and ejected.
- swinging means that the base end side of the pedestal 21 is moved slightly while the base end side of the pedestal 21 is moved slightly while the base end side of the pedestal 21 is fixed with the base end side of the pedestal 21 as the center of rotation. Including cases.
- a drive unit 40 that swings the pedestal 21 is provided inside the case body 10.
- the drive unit 40 includes, for example, a motor (not shown) whose operation is controlled by the control circuit unit, and a moving cam 41 that moves by driving the motor.
- the moving cam 41 engages with an engaging claw 21B projecting outward from the pedestal 21 and engages with a motor, and is moved by driving the motor to swing the pedestal 21.
- the transport means 30 includes a transport motor (not shown) disposed in the case body 10 and whose operation is controlled by, for example, a control circuit section, a link mechanism section 31 that is interlocked by driving the transport motor, and a transport detection means. With a detection switch! /
- the link mechanism unit 31 includes an eject arm 32, a hold arm 33, and a loading arm 34. These arms are formed in a long and narrow plate shape, for example, with a metal plate or the like, and each one end portion in the longitudinal direction. Is rotatably supported by the case body 10. Then, the eject arm 32 and the hold arm 33 are connected so that the intermediate portion in the longitudinal direction is pivotally supported so that the hold arm 33 rotates as the eject arm 32 rotates. Ma
- the loading arm 34 is disposed such that one end side thereof is turnable inward in the vicinity of the opening of the case body 10, and the other end abuts on the periphery of the optical disc 1 to carry in the optical disc 1.
- the eject arm 32 and the loading arm 34 are respectively provided with disk rollers 32A and 34A at the leading ends thereof, so that the peripheral edge of the optical disk 1 is not damaged when the optical disk 1 is loaded and unloaded.
- a plurality of detection switches are arranged inside the case body 10. These detection switches output an on / off signal in conjunction with the movable cam 41 and the hold arm 33, and this on / off signal is output to a control circuit section (not shown).
- the control circuit unit is configured as a circuit configuration on, for example, a circuit board on which various electrical components are mounted, and controls the operation of the entire disk device. Further, the control circuit unit detects the insertion of the optical disk 1 based on the ON / OFF signal of the detection switch of the conveying means 30, that is, when it recognizes that the detection switch is turned off, determines that the optical disk 1 is inserted, The drive unit is operated to control the disk processing unit 20 to swing. Further, when the control circuit unit recognizes, for example, the operation of the eject button that requests ejection of the optical disk 1, or recognizes a command signal for ejecting the optical disk 1 from the electric device, the electric motor for movement not shown in the figure.
- control circuit unit controls the disk processing unit 20 to rotate by operating the drive unit. Then, the control circuit unit performs control to drive the conveyance motor of the conveyance unit 30 to move the link mechanism unit and to discharge the optical disc 1 with the opening force.
- the top plate member 12 is provided with a deformed rectangular flat plate portion 14 in which a corner of one force place is missing, and a decorative plate 13 of the flat plate portion 14.
- the protrusion 16 includes a chuck contact portion 16A that receives the optical disc 1 with substantially equal force as the turntable 23 moves, and a guide portion 16B that guides the optical disc 1 to the chuck contact portion 16A. Are integrally formed.
- the chuck contact portion 16A is formed in a ring shape having a predetermined width, and a rotation shaft is formed at the center thereof. A circular hole 16C into which the tip of 23A is inserted is formed.
- the chuck contact portion 16A may be formed in an annular shape in a polygonal shape such as a triangle, a quadrangle, or a pentagon, in which the chuck contact portion 16A is formed in a circular ring shape.
- the protruding tip of the chuck contact portion 16A is such that the swing fulcrum force is also applied to the swing tip (in the direction along the line B-B in FIG. 3), and the dimension of the top plate member 12 from the flat plate portion 14 is reduced.
- the surface 16D is formed (see Fig. 4B).
- the guide portion 16B has a tapered surface at the tip portion extending in the direction of loading / unloading of the optical disc 1 (the direction along the line AA in FIG. 3).
- the taper surface is formed so that the decorative plate 13 side force also extends to the hole portion 16C so that the dimension from the flat plate portion 14 of the top plate member 12 increases and is continuous with the tip surface of the chuck contact portion 16A.
- FIG. 4A and FIG. 4B the size of the protrusion 16 is exaggerated and the pedestal 21 is schematically displayed for easy understanding of the contents.
- the oscillating tip of the pedestal 21 is inclined so as to be close to the bottom surface of the case body 11, and the turntable 23 is at the position farthest from the protrusion 16.
- the optical disk 1 When the optical disk 1 is inserted into the case body 10 in this state, the optical disk 1 is guided to a predetermined position by the transport means 30. Here, even if the optical disc 1 is inserted obliquely so as to hit the top plate member 12, the optical disc 1 is guided by the guide portion 16B and moves substantially parallel to the top plate member 12.
- the drive unit 40 is operated to swing the pedestal unit 21, and the tip of the swing is inclined so as to be close to the top plate member 12. Then, the turntable 23 is also moved with the swing of the pedestal portion 21, and the rotating shaft 23 A of the turntable 23 is engaged with the shaft hole 1 A of the optical disc 1. Further, when the rotary shaft 23A continues to move, the optical disc 1 is sandwiched between the flange portion 23B of the turntable 23 and the chuck contact portion 16A of the top plate member 12, and the periphery of the shaft hole 1A of the optical disc 1 is held. The chuck contact part 16A receives the part with equal force. Then, the rotating shaft 23A is pivotally supported in the shaft hole 1A of the optical disc 1, and the optical The peripheral edge of the shaft hole 1A of the disc 1 is properly placed on the flange 23B.
- the drive unit 40 is actuated to swing the pedestal 21 in the opposite direction, so that the pedestal 21 is substantially parallel to the case body 11.
- the turntable 23 is rotated, and the information on the optical disc 1 placed on the turntable 23 is read or recorded.
- the disk device according to the present embodiment is provided with a pedestal portion 21 that is swingably disposed around a swing fulcrum in the case body 10, and the optical disc 1 is rotatably supported on the pedestal portion 21.
- a turntable 23 is provided, and the case body 10 has a top plate member 12 facing the pedestal portion 21, and the pedestal portion 21 faces the top plate member 12 at a portion facing the turntable 23.
- a chuck contact portion 16A that receives the optical disc 1 with equal force when the optical disc 1 comes into contact with the optical disc. Therefore, when the turntable 23 provided on the swinging pedestal part 21 chucks the optical disc 1 with the top plate member 12, the pedestal part 21 tilts and swings with respect to the top plate member 12.
- the chuck contact portion 16A receives the peripheral portion of the shaft hole 1A of the optical disc 1 with an equal force, the reaction force of the top plate member 12 can be fully utilized, and the optical disc 1 is surely chucked. Therefore, since the optical disk 1 placed on the turntable 23 does not idle, the disk device can be operated properly.
- the chuck contact portion 16A is the protruding portion 16 protruding toward the pedestal portion 21 side of the top plate member 12, the top plate member 12 is covered with an appropriate means such as a press. By doing so, the protrusion 16 can be easily formed. Therefore, the cost for forming the chuck contact portion 16A can be reduced.
- the pedestal portion 21 can be swung toward the top plate member side so that the distal end side is close to the top plate member 12 from the base end side where the swing fulcrum is located, and the protrusion 16 is A taper surface is formed from the swing fulcrum to the swing end so that the dimension from the flat plate portion 14 of the top plate member 12 is reduced. Therefore, the chuck contact portion 16A can be easily formed by forming the chuck contact portion 16A in accordance with the inclination of the pedestal portion 21 when the optical disc 1 is chucked. Furthermore, it becomes possible to receive the periphery of the shaft hole 1A of the optical disc 1 over the entire tapered surface, The optical disk 1 can be correctly chucked by fully utilizing the reaction force of the top plate member 12.
- the optical disk 1 Since the chuck contact portion 16A is formed in a substantially ring shape surrounding the hole portion 16C, the optical disk 1 is chucked with a large area around the shaft hole 1A corresponding to the hole portion 16C. It can be received at the contact part 16A. Therefore, when the optical disk 1 contacts the chuck contact portion 16A, the reaction force from the top plate member 12 does not concentrate at a specific location, so that the optical disk 1 is not damaged.
- the protrusions 16 are formed integrally with the top plate member 12, the protrusions 16 can be easily formed using appropriate means such as press caloe.
- the optical disc 1 can be inserted into the case body 10 while being inclined.
- the guide portion 16B can guide the optical disc 1 to an appropriate position. Therefore, the optical disk 1 can be stored in a predetermined position, and the chucking operation of the optical disk 1 can be performed correctly.
- the guide portion 16B is integrally formed with the chuck contact portion 16A, the guide portion 16B can be easily formed together with the chuck contact portion 16A. Therefore, the cost for forming the guide portion 16B and the like can be reduced.
- a force in which the chuck contact portion 16A is formed in a substantially ring shape surrounding the hole portion 16C is not limited to this configuration.
- the chuck contact portion 116 may be provided in a part near the hole portion 16C, for example, on the tip end side of the pedestal portion 21.
- the chuck contact portion 216 may be a substantially triangular protrusion. 5 and 6, the guide portion 16B is not shown. It is. In addition, the direction in which the optical disc 1 is put in and out and the swing fulcrum force of the pedestal portion 21 is the same as the direction extending to the swing tip portion are actually different.
- the guide portion 16B it is not always necessary to provide the guide portion 16B. Even if the guide portion 16B is provided, the guide portion 16B is not limited to the one formed integrally with the chuck contact portion 16A, and the guide portion 16B may be separately formed and attached to the top plate member 12. .
- the disk device using the disk-shaped recording medium is exemplified.
- the optical disk 1 not only the optical disk 1 but also any disk-shaped recording medium such as a magnetic disk or a magneto-optical disk is targeted. It can be.
- the conveying means 30 is not limited to the link mechanism section, and any structure that conveys using rollers can be applied.
- the disk device includes a case body 10 having an opening through which the optical disk 1 is inserted and removed, and the optical disk 1 disposed in the case body 10 so as to be swingable around a swing fulcrum.
- the case body 10 has a top plate member 12 that faces the pedestal portion 21, and the top plate member 12 is a turntable 23.
- the base 21 has a chuck contact portion 16A that receives the optical disc 1 with a substantially uniform force when the base portion 21 is swung toward the top plate member 12 and the optical disc 1 comes into contact.
- the optical disk 1 when the optical disc 1 is chucked between the turntable 23 provided on the oscillating pedestal portion 21 and the top plate member 12, the peripheral portion of the shaft hole 1A of the optical disc 1 is uniformly provided by the chuck contact portion 16A. Therefore, the optical disk 1 can be surely chucked by making full use of the reaction force of the top plate member 12.
- an opening through which a disc-shaped recording medium is taken in and out is formed in the case body, and a pedestal portion is disposed in the case body so as to be swingable about a swing fulcrum.
Landscapes
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006528961A JPWO2006006483A1 (ja) | 2004-07-09 | 2005-07-07 | ディスク装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004203856 | 2004-07-09 | ||
JP2004-203856 | 2004-07-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006006483A1 true WO2006006483A1 (ja) | 2006-01-19 |
Family
ID=35783827
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/012548 WO2006006483A1 (ja) | 2004-07-09 | 2005-07-07 | ディスク装置 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPWO2006006483A1 (ja) |
WO (1) | WO2006006483A1 (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0458834U (ja) * | 1990-09-18 | 1992-05-20 | ||
JP2002352497A (ja) * | 2000-09-21 | 2002-12-06 | Matsushita Electric Ind Co Ltd | ディスク装置 |
JP2005122847A (ja) * | 2003-10-20 | 2005-05-12 | Matsushita Electric Ind Co Ltd | ディスク装置 |
-
2005
- 2005-07-07 JP JP2006528961A patent/JPWO2006006483A1/ja active Pending
- 2005-07-07 WO PCT/JP2005/012548 patent/WO2006006483A1/ja active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0458834U (ja) * | 1990-09-18 | 1992-05-20 | ||
JP2002352497A (ja) * | 2000-09-21 | 2002-12-06 | Matsushita Electric Ind Co Ltd | ディスク装置 |
JP2005122847A (ja) * | 2003-10-20 | 2005-05-12 | Matsushita Electric Ind Co Ltd | ディスク装置 |
Also Published As
Publication number | Publication date |
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JPWO2006006483A1 (ja) | 2008-07-31 |
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