WO2005093743A1 - 記録媒体再生装置 - Google Patents
記録媒体再生装置 Download PDFInfo
- Publication number
- WO2005093743A1 WO2005093743A1 PCT/JP2005/005556 JP2005005556W WO2005093743A1 WO 2005093743 A1 WO2005093743 A1 WO 2005093743A1 JP 2005005556 W JP2005005556 W JP 2005005556W WO 2005093743 A1 WO2005093743 A1 WO 2005093743A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- moving
- unit
- holder
- chassis
- recording medium
- Prior art date
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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
- G11B17/02—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
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- 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
- G11B17/021—Selecting or spacing of record carriers for introducing the heads
-
- 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
- G11B17/221—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from random access magazine of disc records with movable magazine
- G11B17/223—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from random access magazine of disc records with movable magazine in a vertical direction
Definitions
- the present invention relates to a recording medium reproducing device mounted on an automobile or the like, and more specifically, a plurality of recording media are accommodated in an apparatus main body, and recorded on one of these recording media.
- the present invention relates to a recording medium reproducing device for reproducing information.
- a recording medium reproducing device that accommodates a plurality of recording media such as a compact disk (hereinafter, referred to as a CD) and reproduces information of any one recording medium from the plurality of recording media is used (for example, see Patent Document 1).
- This type of recording medium reproducing apparatus is mounted on, for example, an automobile, and includes a device main body, a transport section, a storage section, a moving section, a reproducing section, and the like.
- the device main body is formed in a box shape.
- the main body of the device is provided with an insertion port through which a recording medium can be freely inserted and removed.
- the transport unit includes a motor as a driving source, a roller rotated by the motor, and the like.
- the conveyance unit conveys the recording medium into and out of the apparatus main body through the insertion opening by rotating the roller by the driving force of the motor.
- the accommodation section includes a plurality of holding members. These holding members overlap each other. Each of the holding members can hold a recording medium.
- the plurality of holding members that is, the accommodating portions, are provided movably along a direction in which the plurality of holding members overlap with each other.
- the moving unit includes a motor or the like as a drive source, and moves the plurality of holding members in a direction in which the holding members overlap with each other by the driving force of the motor.
- the moving unit moves the storage unit, that is, the plurality of holding members, and positions each holding member at a position where a recording medium inserted through the insertion slot can be held.
- the moving unit moves the storage unit, that is, the plurality of holding members, and positions each holding member at a position where the recording medium held through the insertion slot can be discharged.
- the reproducing unit includes an optical pickup or the like, and reads out and reproduces information of the recording medium held by the holding member of the storage unit.
- Patent Document 1 JP-A-11 273208
- each of the transport unit and the moving unit includes a motor as a drive source. For this reason, the number of components has increased and the size has tended to increase.
- an object of the present invention is to provide a recording medium reproducing apparatus capable of preventing an increase in the number of parts and an increase in size, for example.
- a recording medium reproducing apparatus of the present invention includes a driving source, an accommodation section for accommodating a plurality of holding members capable of holding a recording medium in a stacked arrangement, A reproducing unit that reproduces the recording medium stored in the storage unit; a transport unit that transports the recording medium through an insertion port by a driving force of the driving source; and a transport unit that transports the recording medium through an insertion port; A moving unit that moves the holding member along and moves the holding member to a position where the recording medium conveyed through the insertion slot can be held; and A transmission restricting unit that restricts transmission of the driving force of the driving source to the moving unit.
- FIG. 1 is a perspective view showing an external appearance of a CD changer as a recording medium reproducing apparatus according to an embodiment of the present invention.
- FIG. 2 is a perspective view showing a fixed chassis, a disk transport unit, a disk reproducing unit, a disk storage unit, and a separating mechanism of the CD changer shown in FIG. 1 which are assembled together.
- FIG. 3 is an exploded perspective view showing a part of a fixed chassis, a disk reproducing unit, and a disk accommodating unit shown in FIG. 2.
- FIG. 4 is a perspective view showing an assembled state of the disk housing section and the drive chassis shown in FIG. 3.
- FIG. 5 is a perspective view showing a holder and a separation mechanism of the disk storage unit shown in FIG. 2.
- FIG. 6 is an enlarged perspective view showing a separation mechanism shown in FIG. 5.
- FIG. 7 is a perspective view showing a state in which the moving member of the separation mechanism shown in FIG. 6 is farthest from the second wall cover and the protrusion of one holder and the guide groove face each other.
- FIG. 8 is a perspective view showing a state in which the cam member and the like of the separation mechanism in the state shown in FIG.
- FIG. 9 is a perspective view showing a state where the cam member of the separation mechanism shown in FIG. 6 is closest to the second wall, and the protrusion of one holder and the guide groove face each other.
- FIG. 10 is a perspective view showing a state in which the cam member and the like of the separation mechanism in the state shown in FIG. 9 are rotated to position the projection on the loading portion of the guide groove.
- FIG. 7 is an enlarged perspective view of the separation mechanism shown in FIG.
- FIG. 12 is a perspective view showing a state where the cam member and the moving member of the separation mechanism shown in FIG. 11 are located at the uppermost position.
- FIG. 13 is a perspective view showing a state where the moving member of the separation mechanism shown in FIG. 11 is located at the uppermost position and the cam member is located at the center.
- FIG. 14 is an exploded perspective view showing the separation mechanism shown in FIG. 11.
- FIG. 15 is a developed view showing a cam member, a rotating member, and a moving member of the separating mechanism shown in FIG. 6 in a circumferential direction thereof.
- FIG. 16 is a developed view schematically showing a state in which the guide groove of the cam member shown in FIG. 15 is opposed to a protrusion of one holder.
- FIG. 17 is a developed view schematically showing a state where the state force shown in FIG. 16 also rotates the cam member and the like and starts to insert the projection into the guide groove.
- FIG. 18 is a developed view schematically showing a state in which the state force shown in FIG. 17 further rotates the cam member and the like, and the projection is located in the loading portion of the guide groove.
- FIG. 19 is a developed view schematically showing a state in which the state force shown in FIG. 18 further rotates the cam member and the like, and a projection is located in the pickup intruding portion of the guide groove.
- FIG. 20 is a developed view schematically showing a state where the state force shown in FIG. 19 further rotates the cam member and the like to position the projection in the clamp portion of the guide groove.
- FIG. 21 is a developed view schematically showing a state in which the state force shown in FIG. 20 further rotates the cam member and the like, and the projection is positioned in the reproducing portion of the guide groove.
- FIG. 22 is a developed view schematically showing a state in which the protrusion of the second holder from the bottom shown in FIG. 21 is positioned in the reproducing portion of the guide groove.
- FIG. 23 is a developed view schematically showing a state in which the projection of the second holder from the top shown in FIG. 21 is positioned in the reproducing portion of the guide groove.
- FIG. 16 is a developed view schematically showing a state where the cam member shown in FIG. 15 is closest to the second wall.
- FIG. 25 is a developed view schematically showing a state where a protrusion of one holder is opposed to a guide groove of the cam member shown in FIG. 24.
- FIG. 26 is a developed view schematically showing a state where the force shown in FIG. 25 also rotates the cam member and the like, and starts to insert the protrusion into the guide groove.
- FIG. 27 is a developed view schematically showing a state in which the state force shown in FIG. 26 further rotates the cam member and the like to position the projection in the loading portion of the guide groove.
- FIG. 28 is a developed view schematically showing a state where the projection of the second holder from the top shown in FIG. 27 is positioned in the loading portion of the guide groove.
- FIG. 29 is a developed view schematically showing a state where the projection of the second holder from the bottom shown in FIG. 27 is positioned in the loading portion of the guide groove.
- FIG. 30 is a plan view showing the moving unit in the state shown in FIG. 15.
- FIG. 31 is a plan view showing the moving unit in the state shown in FIG. 16.
- FIG. 32 is a plan view showing the moving unit in the state shown in FIG. 22.
- FIG. 33 is a plan view showing the moving unit in the state shown in FIG. 23.
- FIG. 34 is a plan view showing the moving unit in the state shown in FIG. 24.
- FIG. 35 is a plan view showing the moving unit in the state shown in FIG. 25.
- FIG. 36 is a plan view showing the moving unit in the state shown in FIG. 28.
- FIG. 37 is a plan view showing the moving unit in the state shown in FIG. 29.
- FIG. 38 is a plan view showing a configuration of a transmission restricting portion and the like of the CD changer shown in FIG. 1.
- FIG. 39 is a plan view showing a state where the transmission restricting portion shown in FIG. 38 is positioned at the separated position.
- FIG. 40 is a plan view of a main part of the transmission restricting portion shown in FIG. 38, as viewed also from the bottom side force.
- FIG. 41 is a plan view of essential parts of the transmission restricting portion shown in FIG. 39, as viewed also from the bottom side force.
- FIG. 42 is a side view showing the disk transfer unit and the power transmission unit in the state shown in FIG. 24;
- FIG. 43 is a side view showing a state in which the disk transfer unit shown in FIG. 42 has moved upward.
- FIG. 44 is a side view showing a state where the disk transport unit has moved further upward from the state shown in FIG. 43.
- the transmission restricting unit restricts transmission of the driving force of the drive source to the moving unit when the conveying unit conveys the recording medium. In this way, when the transport unit transports the recording medium, the transmission of power to the moving unit is cut off so that the moving unit does not move the storage unit, that is, the holding member.
- the holding member can hold the recording medium conveyed by the conveying unit.
- the transport unit can reliably discharge the recording medium held by the holding member. In this way, even if the driving force of the drive source is transmitted to both the transport unit and the moving unit, the transport unit can reliably transport the recording medium.
- the transport unit may be movable together with the reproducing unit.
- the transmission restricting portion may be displaced by the second drive source that drives the separating means between the connection position and the separation position.
- the CD changer 1 shown in Fig. 1 is mounted on a moving object such as an automobile, stores a plurality of CD2s (shown in Fig. 2 etc.) as recording media, and is recorded from these CD2s to any CD2.
- This device reads (reproduces) the information and outputs it as audio.
- the CD2 is, of course, formed in a disc shape, that is, a disc shape, and is a recording medium that records information that can be read by an electronic device such as a computer.
- the CD changer 1 includes a device body 3 (shown in FIG. 1), an operation unit (not shown), a motor 41 (shown in FIG. 3) as a driving source, and a transport unit A disk transport unit 4, a disk reproducing unit 5, a disk storage unit 6 as a storage unit, a motor 20 as a second drive source, and a separation mechanism 21 as a separation unit (shown in FIGS. 6 to 14). , A moving part 22 (shown in FIG. 30 or FIG. 37) and a transmission restricting part 74 (shown in FIG. 38 and FIG. 39).
- the arrow X in FIG. 2 is described as the width direction of the CD changer 1
- the arrow Y is described as the depth direction of the CD changer 1
- the arrow Z is described as the thickness direction of the CD changer 1.
- the device main body 3 includes an outer case 8 made of synthetic resin as shown in FIG. 1, and a fixed chassis 9 shown in FIG. 2 made of sheet metal or the like.
- the outer case 8 is formed in a flat box shape.
- the outer case 8 is provided with an entrance 10 through which the CD 2 can be taken in and out. ⁇
- the entrance 10 penetrates the outer wall of the outer case 8.
- Inlet 10 allows CD2 to pass inside.
- the CD 2 is inserted into the outer case 8, that is, the device body 3. It is housed or discharged from the device body 3.
- the fixed chassis 9 is housed in the outer case 8 and is fixed to the outer case 8. As shown in FIG. 3, the fixed chassis 9 includes a plate-shaped bottom plate 11 and a peripheral plate 12 erected from an outer edge of the bottom plate 11. The bottom plate 11 is stacked on a wall of the outer case 8 located on the lower side in FIG.
- the operation unit is connected to the device main body 3 separately from the device main body 3.
- the operation unit is operated by, for example, being pressed by a user of the CD changer 1.
- the operation unit is used by a user to set a holder 19 described later that holds the CD 2 inserted into the device main body 3 through the insertion slot 10.
- the operation unit is used by the user to set the holder 19 holding the CD2 discharged to the outside of the device main body 3 through the insertion port 10.
- the operation unit is used by a user to set a CD2 from which information is read out of the CD2s held in the plurality of holders 19.
- the motor 41 is attached to the bottom plate 11 of the fixed chassis 9 and the like, and is arranged near the above-described entrance 10 and one peripheral plate 12 located on the near side in FIG.
- the axis of the output shaft is along the longitudinal direction of the insertion slot 10, that is, the width direction X of the device main body 3.
- a worm 75 (shown in FIGS. 40 to 44) is attached to the output shaft of the motor 41.
- the worm 75 is engaged with the worm wheel 77 of the power transmission unit 76.
- the power transmission unit 76 includes the worm wheel 77 and a pair of gears 78 described above.
- the worm wheel 77 and the pair of gears 78 are rotatably supported by the fixed chassis 9.
- One of the pair of gears 78 is disposed above the worm wheel 77 and meshes with the worm wheel 77.
- the other gear 78 is disposed above the one gear 78 described above, and meshes with the one gear 78.
- the disk transport unit 4 is housed in the device body 3 and includes a roller arm 13, a roller 14, and a pair of gears 15, as shown in FIG.
- the roller arm 13 is made of sheet metal or the like, and is formed in a band shape having a longitudinal direction along the width direction X of the device main body 3.
- the roller arm 13 is arranged in the vicinity of the entrance 10 and is attached to a moving chassis 16 of the disc reproducing unit 5 which will be described later. For this reason, the roller arm 13, that is, the disc transport unit 4 It is movable along arrow K together with an optical pickup 66 of the raw part 5 which will be described later.
- the roller 14 is supported by the roller arm 13 so as to be rotatable around the axis.
- the axis or longitudinal direction of the roller 14 is along the width direction X of the CD changer 1.
- the roller 14 comes into contact with the outer peripheral surface of the roller 2 through which the CD 2 passes through the inside of the insertion opening 10.
- Each of the pair of gears 15 is provided at one end of the roller arm 13 near the motor 41 in the width direction X so as to be rotatable about the roller arm 13.
- One gear 15 is arranged coaxially with the roller 14 and rotates integrally with the roller 14.
- the other gear 15 meshes with one gear 15.
- the other gear 15 is such that a cam member 24, which will be described later, is located closest to the bottom plate 11 of the fixed chassis 9, that is, the lowest position together with the disc reproducing unit 5. Then, it engages with the other gear 78 of the power transmission unit 76 described above.
- the rollers 14 are transmitted via the gears 78 and the gears 15 of the power transmission unit 76 by the rotational driving force of the motor 41 as a drive source, and are rotated around the axis.
- the disc transport unit 4 passes the CD 2 into the insertion opening 10. In this manner, the disk transport unit 4 transports the CD2 through the insertion port 10 provided in the device main body 3 by the driving force of the motor 41.
- the disc reproducing unit 5 is housed in the device main body 3, and as shown in FIG. 3, a moving chassis 16, a swinging chassis 17, a moving mechanism 60, a pickup reproducing unit (not shown), Is provided.
- the moving chassis 16 is made of a sheet metal or the like, and is formed in a frame shape.
- the movable chassis 16 is supported by the peripheral plate 12 of the fixed chassis 9 and the like so as to be movable in the direction in which the holders 19 of the disk storage section 6 are arranged (the direction in which they overlap each other) K (indicated by an arrow in FIG. 2 etc.). ing.
- the oscillating chassis 17 is formed into a strip shape by providing a force such as a sheet metal.
- the swing chassis 17 is supported by the movable chassis 16 so as to be rotatable around one end.
- the pivoting chassis 17 is rotated around one end, so that the other end enters between the plurality of CDs 2 accommodated in the disk accommodating portion 6 and the plurality of disks accommodated in the disk accommodating portion 6. It can be freely displaced from the space between the CD2 and the state where the other end comes out.
- the moving mechanism 60 includes a first slide chassis 61 and a second slide chassis 61. It has a chassis and a swing arm 63.
- the first slide chassis 61 is made of a sheet metal, and integrally includes a horizontal portion 64 and a vertical piece 65.
- the horizontal portion 64 is formed in a flat plate shape, and overlaps the flat bottom plate 11 of the fixed chassis 9.
- the horizontal portion 64 is supported by the bottom plate 11 so as to be slidable along the longitudinal direction of the swinging chassis 17 in a state where the other end is removed from between the plurality of CDs 2.
- the horizontal portion 64 is moved along the longitudinal direction of the swing chassis 17 in a state where the other end portion has come out of the plurality of CD2 forces by the driving force of a motor 20 described later of the separation mechanism 7.
- the vertical piece 65 extends upward from the edge of the horizontal portion 64, that is, toward the second slide chassis.
- the second slide chassis is made of sheet metal and is formed in a flat plate shape.
- the second slide chassis is disposed between the moving chassis 16 and the bottom plate 11 and is overlapped with the moving chassis 16.
- the second slide chassis is supported by the movable chassis 16 so as to be slidable along the longitudinal direction of the swing chassis 17 in a state where the other end is removed from between the plurality of CDs 2.
- the swing arm 63 is made of a sheet metal and is formed in a flat plate shape.
- the plane shape of the swing arm 63 is formed in a substantially rectangular shape as shown in FIG.
- the swing arm 63 is rotatably supported by the moving chassis 16 about the center.
- One end of the swing arm 63 is connected to the above-described second slide chassis.
- the other end of the swing arm 63 is rotatably connected to the swing chassis 17.
- the swing arm 63 rotates around the center and swings the swing chassis 17 around one end of the swing chassis 17. Let it.
- the moving mechanism 60 moves the first slide chassis 61 and the second slide chassis by the driving force of the motor 20, rotates the swing arm 63, and swings the swing chassis 17 around one end. Rocks.
- the moving mechanism 60 moves an optical pickup 66, which will be described later, to a position facing the information recording surface of the CD 2 held by the holder 19 by swinging the swing chassis 17 around one end.
- the pickup reproducing unit is provided on the swing chassis 17.
- the pickup reproducing section includes a turntable, a pickup section, and the like.
- the turntable includes a rotary table, a spindle motor, and a plurality of clamp claws.
- the turntable is rotatably supported by the other end of the swing chassis 17.
- the rotating table is shaped like a disk, on which CD2 is placed.
- the spindle motor is provided between the other end of the swing chassis 17 and the rotary table.
- the spindle motor rotates the rotary table.
- the clamp claw is provided so that the surface force of the rotary table can be freely pushed and retracted.
- the clamp claws protrude from the surface of the turntable, they protrude into the center hole of CD2 on the turntable, and sandwich CD2 between the turntable and the clamp claw.
- the clamp claw clamps CD2 by sandwiching it between the rotary table.
- the pickup unit includes an optical pickup 66 as a reproducing unit indicated by a two-dot chain line in FIG. 3, and a pickup moving unit.
- the optical pickup 66 is supported by the oscillating chassis 17 so as to be movable toward and away from the turntable.
- the optical pickup 66 reads information from the CD2 supported by the turntable. That is, the optical pickup 66 reproduces the CD2 held in the holder 19.
- the pickup moving unit moves the optical pickup 66 toward and away from the turntable. Note that “contact and separation” means approaching and separating from each other.
- the other end of the swinging chassis 17 enters between the CD2s, the clamp claws of the turn table clamp the CD2, and the turntable of the turntable rotates the CD2.
- the optical pickup 66 of the pickup unit reads information from the CD2 rotated by the turntable.
- the disk housing section 6 is housed in the device main body 3, and includes a moving chassis 18 as a first wall and holders 19 as a plurality of holding members, as shown in FIG. .
- the moving chassis 18 is made of a sheet metal or the like and is formed in a plate shape.
- the moving chassis 18 is arranged in parallel with the bottom plate 11 of the fixed chassis 9 at an interval.
- the moving chassis 18 positions the disc reproducing unit 5 between the moving chassis 18 and the bottom plate 11 of the fixed chassis 9.
- the movable chassis 18 is supported by the peripheral plate 12 of the fixed chassis 9 and the like so as to be movable along the arrow K described above.
- the holder 19 is made of a synthetic resin and is formed in a plate shape.
- the planar shape of the holder 19 is formed in a C shape.
- the holder 19 is parallel to both the bottom plate 11 and the moving chassis 18. In this state, it is supported by the moving chassis 18.
- the holder 19 is arranged such that the opening formed in the C-shape faces the insertion opening 10.
- the holder 19 holds the CD 2 by inserting the CD 2 inserted into the device main body 3 through the entrance 10 into the inside through the opening.
- the plurality of holders 19 are arranged on top of each other so that the surfaces of the CDs 2 held by the holders 19 are parallel to each other.
- the holder 19 is supported by a movable chassis 18 and the like so as to be movable along the arrow K.
- Each holder 19 is provided with a projection 29 (shown in FIGS. 15 to 29) which projects outwardly.
- the disk accommodating section 6 accommodates a plurality of holders 19 capable of holding the CD2 in a stacked arrangement.
- the motor 20 is fixed to the bottom plate 11 of the fixed chassis 9 as shown in FIG.
- the motor 20 is arranged at an end in the width direction X of the device main body 3 apart from the entrance 10.
- Motor 20 is arranged at a position that forms a diagonal line between motor 41 and bottom plate 11.
- the separation mechanism 21 is formed in a columnar shape as shown in FIGS. 6 to 14, and includes a rotating member 25, a moving member 26, and a cam member 24.
- the rotating member 25 integrally includes a disk part 68 and a column part 69 which are arranged coaxially with each other.
- the disk portion 68 is formed in a disk shape, and is rotatably supported on the bottom plate 11 of the fixed chassis 9 around the axis.
- the cylindrical portion 69 is formed in a cylindrical shape, and stands upright from the disk portion 68.
- the axis of the rotating member 25 is arranged parallel to the arrow K described above.
- the rotating member 25 has a tooth provided on the outer edge of the disk portion 68 meshed with a gear 67 described later of a transmission restricting portion 74 provided on the bottom plate 11 so as to be rotatable.
- the rotating member 25 is connected via a gear 67 to a pinion attached to the output shaft of the motor 20 described above.
- the rotating member 25 is rotated around the axis together with the gear 67 by the driving force of the motor 20.
- the fact that the rotating member 25 is rotated around the axis by the driving force of the motor 20 indicates that the rotating member 25 described in this specification is moved by the driving force of the motor 20.
- the rotating member 25 arranges each of the moving member 26 and the cam member 24 coaxially, and rotates each of the moving member 26 and the force member 24. Therefore, the motor 20 supplies a driving force to the separation mechanism 21. Pay.
- the moving member 26 is formed in a tubular shape, attached to the outer periphery of the rotating member 25, and arranged coaxially with the rotating member 25.
- the moving member 26 and the rotating member 25 are attached to each other by a key including a projection 70 provided on the rotating member 25 and a key groove provided on the moving member 26.
- the moving member 26 is attached to the rotating member 25 so as to be movable along the arrow K described above.
- the moving member 26 is movable along the arrow K independently of the cam member 24.
- a locking groove 71 is provided on an edge (upper end) of the moving member 26 on a side remote from the bottom plate 11. Further, the moving member 26 rotates around the axis described above integrally (in conjunction with) the rotating member 25 described above.
- the rotating member 25 and the moving member 26 are provided with a moving chassis 18 as a first wall and a second wall 27.
- the moving chassis 18 and the second wall 27 are provided on both edges of the moving member 26 in the axial direction, and are spaced from each other along an axis parallel to the arrow K. For this reason, the moving chassis 18 and the second wall 27 protrude from both edges of the moving member 26 in the outer peripheral direction.
- the moving chassis 18 is fitted and locked in a locking groove 71 provided on the edge of the moving member 26 on the side of the fixed chassis 9 remote from the bottom plate 11. This means that the moving chassis 18 as the first wall is provided at the upper end of the moving member 26 in the present invention. Therefore, the moving member 26 moves along the arrow K integrally (in conjunction with) the moving chassis 18. In addition, the moving chassis 18 allows the moving member 26 and the like to rotate around the axis (does not impede).
- the moving chassis 18 is formed in a flat plate shape along a direction perpendicular to the arrow K described above.
- the second wall 27 is provided over the rotating member 25 and the moving member 26.
- the second wall 27 is erected from the outer edge of the disk portion 68 as shown in FIGS. 11 to 14, and has a circular cross-section centered on the axis of the rotating member 25. Is formed. For this reason, the second wall 27 is arranged on the outer periphery of the disk portion 68.
- the second wall 27 is provided on the edge of the fixed chassis 9 near the bottom plate 11 (ie, at the lower end of the moving member 26).
- the second wall 27 moves It is arranged on the outer periphery of the member 26 and is arranged coaxially with the moving member 26.
- the second wall 27 is formed flush with the rotating member 25 and the moving member 26.
- the second wall 27 intersects both the above-described arrow K and a direction perpendicular to the arrow K in a direction gradually moving away from the moving chassis 18 as the moving member 26 moves toward the rotating member 25.
- the wedge portion 30 of the cam member 24, which will be described later, is not positioned between the moving chassis 18 and the second wall 27 along the arrow K.
- the distance between 18 and the second wall 27 is equal to or approximately equal to the product of the number of holders 19 and the groove width of the projection 29 in the direction of arrow K.
- the rotating member 25 and the moving member 26 hold the aforementioned holder 19 with the projection 29 positioned between the aforementioned moving chassis 18 and the second wall 27.
- the rotating member 25 and the moving member 26 rotate around the axis so that the protrusion 29 moves between the moving chassis 18 and the second wall 27 so that the protrusion 29 comes into contact with or separates from the connecting wall 28 described later. It is allowed to move along the direction crossing K.
- the cam member 24, the rotating member 25, and the moving member 26 are moved by the driving force of the motor 20 in a direction in which the protrusions 29 enter the depths of the later-described separation grooves 39, 40. Further, the cam member 24, the rotating member 25, and the moving member 26 position the projections 29 of all the holders 19 between the moving chassis 18 and the second wall 27 in the accommodation positions described later.
- the cam member 24 is formed in a tubular shape, attached to the outer periphery of the moving member 26, and arranged coaxially with the rotating member 25, the moving member 26, and the like. ing.
- the cam member 24 and the moving member 26 are attached to each other by a key including a projection 72 provided on the cam member 24 and a projection provided on the moving member 26.
- the cam member 24 is attached to the moving member 26 so as to be movable along the arrow K described above. Further, the cam member 24 rotates around the axis described above integrally (in conjunction with) the rotating member 25 and the moving member 26 described above.
- a locking groove 73 is provided on the edge of the cam member 24 on the side away from the bottom plate 11.
- the moving chassis 16 of the disk reproducing unit 5 is locked and attached.
- the cam member 24 is mounted on the moving chassis 16, Move along arrow K (in conjunction with) step 66. Therefore, the cam member 24 is movable along the arrow ⁇ . Further, the moving chassis 16 allows (does not impede) the cam member 24 and the like to rotate around the axis.
- the cam member 24 includes a wedge portion 30, a guide groove 31, and a connecting wall 28.
- the wedge portion 30 is located between the moving chassis 18 described above and the second wall 27, and is spaced from the connecting wall 28. Therefore, the wedge portion 30 of the cam member 24 moves along the arrow ⁇ between the moving chassis 18 and the second wall 27 described above.
- the wedge portion 30 is formed such that the groove width along the arrow ⁇ gradually decreases toward the moving member 26.
- the guide groove 31 is provided in the wedge portion 30.
- the guide groove 31 is formed on the outer peripheral surface of the wedge portion 30 of the cam member 24. That is, the guide groove 31 is formed to be concave from the outer peripheral surface of the wedge portion 30 of the cam member 24.
- the width of the guide groove 31 along the arrow ⁇ is substantially equal to the width of one protrusion 29 along the arrow ⁇ .
- the guide groove 31 has an opening 32 facing the connecting wall 28, a loading part 33, a pickup intrusion part 34, a first connecting part 35, a clamp part 36, It has a two-connection part 37 and a reproduction part 38.
- the loading section 33, the pickup entry section 34, the clamp section 36, and the reproduction section 38 extend in a direction orthogonal to the arrow ⁇ .
- the first connecting portion 35 and the second connecting portion 37 extend along a direction intersecting both the arrow ⁇ and the direction orthogonal to the arrow ⁇ .
- the loading portion 33 is continuous with the opening portion 32, and is disposed on the side of the opening portion 32 remote from the connection wall 28.
- the pickup intrusion part 34 is connected to the loading part 33 and is arranged on the side of the loading part 33 remote from the connecting wall 28. Further, the pickup intrusion portion 34 is disposed on a side of the rotating member 25 farther from the second wall 27 than the loading portion 33.
- the first connection portion 35 is continuous with the pickup intrusion portion 34, and is arranged on the side of the pickup intrusion portion 34 remote from the connection wall 28.
- the first connecting portion 35 extends in a direction gradually approaching the second wall 27 of the rotating member 25 as the distance from the pickup invading portion 34 increases.
- the clamp portion 36 is connected to the first connection portion 35 and is disposed on a side of the first connection portion 35 away from the connection wall 28.
- the second connecting portion 37 is connected to the clamp portion 36, and is separated from the connecting wall 28 of the clamp portion 36. It is arranged on the side.
- the second connecting portion 37 gradually extends toward the second wall 27 of the rotating member 25 as the distance from the clamp portion 36 increases.
- the regenerating part 38 is connected to the second connecting part 37 and is arranged on the side of the second connecting part 37 remote from the connecting wall 28.
- the guide groove 31 allows the protrusion 29 to enter through the opening 32. That is, the projection 29, that is, the holder 19 is slidable in the guide groove 31. Further, in the guide groove 31, the projection 29 moves in order into the loading portion 33, the pickup intrusion portion 34, the first connection portion 35, the clamp portion 36, the second connection portion 37, and the reproduction portion 38. To allow.
- the holder 19 provided with the projection 29 positioned in the loading portion 33 faces the insertion port 10 along the arrow Y. Then, the holder 19 provided with the projection 29 positioned in the loading portion 33 can hold the CD2 inserted through the inlet 10 and can discharge the CD2 held through the insertion opening 10 to the outside of the device body 3.
- the holder 19 provided with the protrusion 29 positioned in the pickup intrusion portion 34 is separated from the other holder 19 located in the lower part of Fig. 2 and is located between the holder 19 located in the lower part of the figure.
- the other end of the oscillating chassis 17, that is, the pickup reproducing unit is allowed to enter.
- the holder 19 provided with the projection 29 positioned in the clamp portion 36 allows the held CD 2 to be clamped by the turntable of the disk reproducing portion 5.
- the holder 19 provided with the protrusion 29 positioned in the reproducing section 38 is separated from the CD2 clamped to the turntable and does not interfere (contact) with the CD2 rotated by the turntable. That is, CD2 is allowed to rotate.
- connection wall 28 extends linearly along the arrow K described above.
- the connecting wall 28 is opposed to the opening 32 of the guide groove 31 provided in the wedge portion 30 along the direction perpendicular to the arrow K with a space therebetween.
- the connecting wall 28 is configured to connect the moving chassis 18 and the second wall 27 to each other.
- the cam member 24 has the guide groove 31 with which the projection 29 of the holder 19 holding one CD 2 is slidably engaged.
- the rotating member 25, the moving member 26, and the cam member 24 having the above-described configuration are coaxially arranged as shown in Fig. 11. Further, the moving member 26 and the cam member 24 can move along the arrow K independently of each other, as shown in FIGS. [0069] Further, between the moving chassis 18 and the wedge portion 30 of the cam member 24, a first separation groove 39 described in the present specification is formed.
- the first separation groove 39 includes the movable chassis 18 and the upper surface of the wedge portion 30 of the cam member 24 on the side away from the bottom plate 11.
- the first separation groove 39 is engaged with another holder 19 located above (on the arrow K1 side) the holder 19 holding one CD2 engaged with the guide groove 31.
- the second separation groove 40 includes a second wall 27 and a lower surface of the wedge portion 30 of the cam member 24 near the bottom plate 11.
- the second separation groove 40 is engaged with another holder 19 located below (on the arrow K2 side) the holder 19 holding one CD2 engaged with the guide groove 31.
- the first separation groove 39 and the second separation groove 40 allow the protrusion 29 of the other holder 19 of the holder 19 holding one CD2 engaged with the guide groove 31 to enter (the other one). Holder 19 engages).
- the first separation groove 39 and the second separation groove 40 form the separation grooves described in this specification.
- the first separation groove 39 and the second separation groove 40 that is, the separation grooves, are slidably engaged with the other holder 19 holding one CD2, and the relative position between the cam member 24 and the moving member 26. It is formed by the movement.
- the first separation groove 39 and the second separation groove 40 move relative to each other along the arrow K between the cam member 24 and the moving member 26, so that the groove width along the arrow K works in conjunction with each other. Is variable (expands or narrows).
- the cam member 24 slides along the arrow K, if the groove width of the first separation groove 39 increases, the groove width of the second separation groove 40 decreases, and if the groove width of the second separation groove 40 increases, the first separation groove 40 increases. The width of the separation groove 39 is reduced.
- the sum of the groove width of the first separation groove 39 and the groove width of the second separation groove 40 is 1 from the number of the holders 19.
- the width of the first and second separation grooves 39 and 40 that is, the separation grooves, along the arrow K, can be varied by the relative movement of the cam member 24 and the moving member 26. That is, the groove width of the first and second separation grooves 39 and 40 along the arrow K is relatively variable due to the relative movement of the cam member 24 and the moving member 26.
- the state in which the projections 29 of all the holders 19 are located between the movable chassis 18 and the second wall 27 without approaching the guide groove 31 and approaching the connection wall 28 is referred to as the holder 19. Is said to be located in the containment position. Further, since the wedge portion 30 of the cam member 24 is spaced from the connection wall 28, the first and second separation grooves 39 and 40 are integrated at the accommodation position. Further, at the storage position, the plurality of holders 19 are close to each other.
- the state in which the protrusion 29 enters the inside of the reproduction portion 38 of the guide groove 31 and the depth of the first and second separation grooves 39 and 40 is referred to as that the holder 19 is located at the reproduction position. .
- the holder 19 in which the protrusion 29 has entered the guide groove 31 by the wedge portion 30 of the cam member 24 is separated from the other holder 19 from the storage position.
- the holder 19 holding the CD2 for reproducing information moves away from the other holder 19, and the optical pickup 66 can enter between the holder 19 holding the CD2 for reproducing information and the other holder 19. become.
- the projection 29 is located between the second wall 27 of the moving member 26 and the moving chassis 18, and the wedge portion 30 of the cam member 24 is located closest to the rotating member 25, so that the guide groove 31 is loaded.
- the state in which the holder 19 is located at the loading position is the state in which the inside of the part 33 and the first and second separation grooves 39 and 40 have entered.
- the projection 29 of the holder 19 on the arrow K1 side of the holder 19 holding the CD2 for reproducing information enters the first separation groove 39.
- the first separation groove 39 separates the holder 19 on the arrow K1 side from the holder 19 holding the CD2 for reproducing information.
- Second separation groove 40 Separates the holder 19 on the arrow K2 side from the holder 19 holding the CD2 for reproducing information.
- the moving section 22 includes a drive chassis 42 (shown in FIGS. 3 and 4), a second drive chassis 53 (shown in FIGS. 3 and 4), , A first hole 44, a second projection 45, and a second hole 46.
- FIG. 3 shows two driving chassis 42 and two second driving chassis 53. Actually, one driving chassis 42 and one second driving chassis 53 are provided.
- the moving unit 22 moves the moving member 26 along the arrow ⁇ with respect to the rotating member 25 when moving the holder 19 of the disc housing unit 6 between the housing position and the reproduction position.
- the rotating member 25 is furthest away from the second wall 27. Then, the moving section 22 positions the cam member 24 at a position where the projection 29 of the holder 19 holding the CD 2 positioned at the reproduction position can enter the guide groove 31.
- the moving section 22 moves the cam member 24 to the moving member 26 when moving the holder 19 of the disk storage section 6 between the storage position and the loading position, ie, when putting the CD 2 in and out of the apparatus main body 3. Move along the arrow ⁇ to bring it closest to the second wall 27 of the rotating member 25. Then, the moving part 22 positions the moving member 26 at a position where the projection 29 of the holder 19 holding the CD 2 positioned at the loading position, that is, the CD 2, which can enter the guide groove 31.
- the moving unit 22 moves the cam member 24, that is, the moving chassis 16 of the disk reproducing unit 5, and the moving member 26, that is, the moving chassis 18 of the disk receiving unit 6 by the driving force of the motor 41 as a driving source. In conjunction with it, it moves along arrow ⁇ .
- the drive chassis 42 is made of sheet metal and formed in a plate shape.
- the planar shape of the drive chassis 42 is formed in a rectangular shape.
- the drive chassis 42 is supported by the peripheral plate 12 of the fixed chassis 9 of the device main body 3 so as to be movable in a direction orthogonal (crossing) to the arrow ⁇ ! ,
- the second drive chassis 53 is made of sheet metal and is formed in a plate shape.
- the planar shape of the second drive chassis 53 is formed in a rectangular shape.
- the second drive chassis 53 is movably supported on the peripheral plate 12 of the fixed chassis 9 of the device body 3 along a direction orthogonal (intersecting) to the arrow ⁇ .
- the second drive chassis 53 is engaged with one of the pair of gears 48.
- a rack 47 is formed.
- the pair of gears 48 is rotatably supported by the fixed chassis 9.
- the pair of gears 48 is arranged near the insertion port 10 and one peripheral plate 12 located on the near side in FIG. 3, that is, near the motor 41.
- the pair of gears 48 are arranged along the depth direction Y of the device main body 3 and mesh with each other.
- a transmission restricting portion 74 is positioned at a connection position described later, and a transmission gear 81 described later engages.
- the other gear 48 is rotated by the driving force of the motor 41 when the transmission gear 81 engages.
- the first protrusion 43 projects from the moving chassis 18 of the disk accommodating portion 6 toward the drive chassis 42 and the second drive chassis 53.
- the first hole 44 is provided in the drive chassis 42 and the second drive chassis 53. Of course, the first hole 44 penetrates the drive chassis 42 and the second drive chassis 53. As shown in FIG. 4, the first protrusions 43 enter the first holes 44.
- the first hole 44 has a first parallel portion 49 and a first inclined portion 50.
- the first parallel portion 49 is orthogonal to the arrow K described above. It extends in a straight line along the direction of movement.
- the first inclined portion 50 is continuous with an end of the first parallel portion 49 and extends linearly along a direction intersecting both the arrow K and a direction orthogonal to the arrow K described above.
- the first inclined portion 50 gradually inclines in a direction approaching the second wall 27 of the rotating member 25 as the distance from the first parallel portion 49 increases.
- the second projection 45 projects from the moving chassis 16 of the disk reproducing unit 5 toward the drive chassis 42.
- the second hole 46 is provided in the drive chassis 42. Of course, the second hole 46 passes through the drive chassis 42. The second projection 45 enters the second hole 46.
- the second hole 46 includes a second inclined portion 51 and a second parallel portion 52.
- the second inclined portion 51 is provided in both the above-described arrow K and a direction perpendicular to the arrow K. It extends linearly along the direction that intersects it.
- the second inclined portion 51 gradually inclines in a direction away from the second wall 27 of the rotating member 25 as the distance from the second parallel portion 52 increases.
- the second inclined portion 51 is parallel to the first inclined portion 50.
- the second parallel portion 52 is continuous with the end of the second inclined portion 51 and extends linearly along a direction perpendicular to the arrow K described above.
- the second protrusion 45 is positioned in the second parallel portion 52.
- the first protrusion 43 is positioned within the first parallel portion 49, the second protrusion 45 Are positioned in the second inclined portion 51.
- the moving section 22 described above moves the second drive chassis 53 along a direction perpendicular to the arrow K by the driving force of the motor 41 as a driving source. Then, the first protrusion 43 moves in the first hole 44 of the second drive chassis 53, and the moving chassis 18 moves along the arrow K with respect to the second drive chassis 53. Then, the first protrusion 43 moves in the first hole 44 of the drive chassis 42, and the drive chassis 42 moves in a direction orthogonal to the arrow K.
- the drive chassis 42 is orthogonal to the arrow K by the second drive chassis 53 sliding along the direction orthogonal to the arrow K by the driving force of the motor 41 as a drive source. Slide along the direction. That is, the drive chassis 42 is moved relative to the peripheral plate 12 of the fixed chassis 9 along a direction intersecting (perpendicular to) the arrow K by the driving force of the motor 41 as a drive source.
- the moving unit 22 includes a motor 41 as a single drive source for driving (moving) each of the cam member 24 and the moving member 26 along the arrow K.
- the moving unit 22 slides the second driving chassis 53 and the driving chassis 42 by the driving force of the motor 41, and moves the disk conveying unit 4, the disk reproducing unit 5, and the disk reproducing unit 5 along the arrow K.
- the second protrusion 45 is moved in the second parallel direction by the driving force of the motor 41 as a driving source.
- the drive chassis 42 is moved to the position where the first protrusion 43 moves in the first inclined portion 50.
- the moving portion 22 moves the second protrusion 45 within the second inclined portion 51.
- the drive chassis 42 is positioned at a position where the first protrusion 43 moves in the first parallel portion 49.
- the cam member 24 comes closest to the second wall 27 of the rotating member 25.
- the holder 19 in which the projection 29 is positioned in the loading portion 33 of the guide groove 31 of the cam member 24 which is closest to the second wall 27 of the rotating member 25 can hold the CD2 inserted and removed through the above-mentioned inlet 10. Positioned in position.
- the moving unit 22 is used to move the CD2 into and out of the device main body 3 when the CD2 is inserted into or removed from the device body 3.
- Each holder 19 is positioned at a position where the projection 29 faces the opening 32 of the guide groove 31 provided in the cam member 24 located near the portion 68 along the direction orthogonal to the arrow K.
- the holder 1 9 is substantially aligned with the insertion slot 10 along the direction perpendicular to the arrow K, and can hold the CD 2 inserted into the device main body 3 through the insertion slot 10.
- the moving unit 22 moves the holder 19 along the arrow K by the driving force of the motor 41 and moves the holder 19 to a position capable of holding the CD2 inserted (transported) into the apparatus main body 3 through the insertion slot 10. Position.
- the transmission restricting section 74 includes a plurality of gears 67, an automatic arm 79, a switching arm 80, and a transmission gear 81, as shown in Figs.
- the plurality of gears 67 are rotatably supported by the bottom plate 11 of the fixed chassis 9. One of the plurality of gears 67 is engaged with a pinion attached to the output shaft of the motor 20. The plurality of gears 67 mesh with each other.
- the swing arm 79 also has a flat sheet metal force, and is supported by the bottom plate 11 of the fixed chassis 9 so as to be rotatable about a central portion.
- One end 79 a of the swing arm 79 is arranged near the motor 41.
- a projection 82 that is convex toward the bottom plate 11 is provided.
- the switching arm 80 also has a flat sheet metal force, and is slidably supported by the bottom plate 11 of the fixed chassis 9 in a direction in which the switching arm 80 comes into contact with or separates from the one peripheral plate 12 described above.
- the switching arm 80 is arranged between the bottom plate 11 and the swing arm 79 along the arrow K.
- the switching arm 80 is urged by a coil spring 83 as urging means in a direction approaching the one peripheral plate 12 (toward a connection position described later).
- the switching arm 80 is provided with an engagement hole 84 (shown in FIGS. 40 and 41, etc.) with which a projection 82 provided on one end 79 a of the swing arm 79 is engaged.
- the engagement hole 84 passes through the switching arm 80, of course.
- the transmission gear 81 is rotatably supported at one end near one of the peripheral plates 12 of the switching arm 80, ie, near the gear 48.
- the transmission gear 81 penetrates between the worm 75 attached to the output shaft of the motor 41 and the other gear 48, and It engages both with the other gear 48.
- the transmission gear 81 engages with both the worm 75 and the other gear 48, of course, the second drive chassis 53 and the like are slid by the rotational driving force of the motor 41, and Move along arrow K. For this reason, the transmission gear 81 transmits the rotational driving force of the motor 41 to the second drive chassis 53, that is, the moving section 22 via the gear 48 when the switching arm 80 is positioned closer to the one of the plates 12.
- the transmission gear 81 comes out from between the worm 75 attached to the output shaft of the motor 41 and the other gear 48, and the worm 75 With the other gear 48.
- the transmission gear 81 restricts the rotation driving force of the motor 41 from being transmitted to the moving part 22 when the switching arm 80 is separated from the two peripheral plates 12.
- the transmission restricting portion 74 is configured such that the transmission gear 81 penetrates between the worm 75 and the other gear 48, and a connection position where the transmission gear 81 intersects with the worm 75 and the other gear 48. It comes out of the space and is displaceable over a separated position that does not mesh with them.
- the swing arm 79 swings by the driving force of the motor 20, the switching arm 80 comes into contact with and separates from the peripheral plate 12, and the transmission restricting portion 74 is displaced between the connection position and the separation position. Therefore, the transmission restricting portion 74 is displaced by the driving force of the motor 20 over the connection position and the separation position.
- the transmission restricting unit 74 causes the transmission gear 81 to rotate in one direction against the urging force of the coil spring 83 by the driving force of the motor 20. It is separated from the plate 12 and positioned at the above-mentioned separated position. For this reason, the transmission restricting unit 74 restricts the transmission of the driving force of the motor 41 to the moving unit 22 when the disk transport unit 4 transports the CD2.
- the CD changer 1 having the above-described configuration reads the information of one CD2 arbitrarily selected by the operation unit or the like among the plurality of CD2s housed in the device main body 3, as shown in FIG. As shown in FIG. 40, the driving force of the motor 20 positions the transmission restricting portion 74 at the connection position described above. Then, both the disk reproducing section 5 and the disk accommodating section 6, that is, both the cam member 24 and the moving member 26 can be moved along the arrow K by the driving force of the motor 41.
- the projections 29 of all the holders 19 are brought into contact with the connection wall 28 by the driving force of the motor 20.
- the turntable and the pickup reproducing unit that is, the other end of the swing chassis 17 of the disk reproducing unit 5 are retracted from between the plurality of CDs 2.
- the drive force of the motor 41 as a drive source positions the drive chassis 42 at a position where the first protrusion 43 is located within the first parallel portion 49 of the first hole 44 as shown in FIG.
- the moving chassis 18 attached to the moving member 26 is farthest from the second wall 27 of the rotating member 25.
- the driving force of the motor 41 as a driving source causes the second protrusion 45 to move within the second inclined portion 51 of the second hole 46, and the information is arbitrarily read.
- the drive chassis 42 is positioned at a position where the protrusion 29 of the holder 19 holding one selected CD 2 faces the guide groove 31 along the direction perpendicular to the arrow K.
- the guide groove 31 of the cam member 24 holds one arbitrarily selected CD2 from which information is read out along the direction orthogonal to the arrow K.
- the projection 29 of the fourth holder 19 from the top in the figure and the guide groove 31 provided in the cam member 24 are opposed to each other.
- the rotating member 25, the moving member 26, and the cam member 24 are rotated together by the driving force of the motor 20.
- the projections 29 of all the holders 19 are gradually separated from the connecting wall 28.
- the projection 29 of the holder 19 holding one arbitrarily selected CD 2 from which information is read enters the opening 32 of the guide groove 31.
- other The protrusion 29 of the holder 19 holding the CD 2 contacts the wedge portion 30 of the cam member 24 and moves in the first and second separation grooves 39 and 40 by the wedge portion 30 and the like.
- the protrusion 29 of the holder 19 holding one CD 2 described above is located in the pickup entry portion 34 of the guide groove 31.
- the swinging chassis 17 rotates about one end, and the other end, that is, the turntable and the pickup reproducing unit, enter between one CD2 and another CD2.
- the protrusion 29 of the holder 19 holding one CD2 described above passes through the inside of the first connecting portion 35 and is located in the clamp portion 36 as shown in FIG.
- the turntable of the disc reproducing unit 5 clamps one CD2 described above.
- the projection 29 of the holder 19 holding one CD2 described above passes through the second connecting portion 37 and is located in the reproducing portion 38 as shown in FIGS.
- the projection 29 of the holder 19 holding the CD2 located on the arrow K1 side of the one CD2 is separated from the back of the first separation groove 39, that is, the connection wall 28 by the wedge portion 30 of the cam member 24. Move to that side. Further, the projection 29 of the holder 19 holding the CD2, which is located on the arrow K2 side of one of the CD2s described above, is moved by the wedge portion 30 of the cam member 24 to the depth of the second separation groove 40, that is, the side away from the connection wall 28. Go to
- the guide groove 31 provided in the wedge portion 30 of the cam member 24 positions the holder 19 holding one CD2 described above. Further, the holder 19 holding one CD2 is held by the other wedge 19 by the wedge portion 30 of the cam member 24 and the moving chassis 18 and the second wall 27, that is, by the first and second separation grooves 39, 40. Away from Further, the other holder 19 is positioned by the first and second separation grooves 39, 40.
- the separation mechanism 21 moves the cam member 24 along the arrow K by the driving force of the motor 20 to move the cam member 24 along the width of the first separation groove 39 and the groove width of the second separation groove 40.
- the holder 19 holding the desired CD2 is positioned and separated from the other holders 19.
- the separation mechanism 21 separates the holder 19 holding one CD 2 from the other holder 19 along the arrow K.
- the transmission restricting unit 74 is kept at the above-described connection position, and the driving force of the motor 41 and the moving unit 22 cause the disc transport unit 4 and the disc reproducing unit to move.
- the part 5 and the disk storage part 6 move along the arrow K.
- the disk playback unit 5 plays back the CD2 held in the holder 19 located at the lowest position in FIG.
- the gear 15 of the part 4 and the gear 78 of the power transmission part 76 are spaced from each other and do not mesh with each other.
- the CD changer 1 having the above-described configuration discharges one arbitrarily selected one of the plurality of CDs 2 housed in the device main body 3 to the outside of the device main body 3 according to a command to the operation unit or the like.
- the CD 2 is inserted into the device body 3 and held in one arbitrarily selected holder 19, as shown in FIG. 38 and FIG. At the connection position described above.
- both the disk reproducing section 5 and the disk accommodating section 6, that is, both the cam member 24 and the moving member 26 can be moved along the arrow K by the driving force of the motor 41.
- the driving force of the motor 41 as a driving source is transmitted to the moving unit 22 via the transmission gear 81, the gear 48, the rack 47, and the like (the driving chassis 42 slides).
- the drive chassis 42 is positioned at a position where the second protrusion 45 is located within the second parallel portion 52 of the second hole 46.
- the cam member 24 is brought closest to the second wall 27 of the rotating member 25.
- the gear 15 of the disk transfer unit 6 and the gear 78 of the power transmission unit 76 are engaged with each other as shown in FIG. Therefore, the roller 14 can be rotated by the driving force of the motor 41.
- the driving force of the motor 41 as a driving source is transmitted to the moving unit 22 via the transmission gear 81, the gear 48 and the rack 47 (by sliding the driving chassis 42), and FIG.
- the first protrusion 43 is moved in the first inclined portion 50 of the first hole 44.
- the projection 29 of one holder 19 for holding the CD2 inserted in the device body 3 or discharging the held CD2 to the outside of the device body 3 faces the guide groove 31 along a direction perpendicular to the arrow K.
- the guide groove 31 of the cam member 24 is aligned with the protrusion 29 of the one holder 19 described above along the direction orthogonal to the arrow K. Make them relative. 6, 9, and 25, the projection 29 of the fourth holder 19 from the top in the figure and the guide groove 31 provided in the cam member 24 are opposed to each other. Therefore, the drive force of the motor 41 moves the disk housing section 6 along the arrow K, and positions the one holder 19 at a position where the CD 2 inserted through the inlet 10 can be held.
- the gear 67 is rotated by the driving force of the motor 20, and the swing arm 79 swings in a direction in which the one end 79a is separated from the peripheral plate 12, so that the switching arm 80 is moved by the coil spring 83. Separate from one peripheral plate 12 against the urging force of. Then, the transmission gear 81 is pulled out from between the worm 75 and the gear 48, and as shown in FIGS. 39 and 41, the transmission restricting portion 74 is positioned at the above-mentioned separated position. Then, the projection 29 of one holder 19 faces the opening 32 of the guide groove 31 of the cam member 24 closest to the disk portion 68 of the rotating member 25 along the direction perpendicular to the arrow K. Will be kept.
- the rotating member 25, the moving member 26, and the cam member 24 are integrally rotated by the driving force of the motor 20 (that is, the separating mechanism 21 is rotated). Then, the protrusions 29 of all the holders 19 gradually separate from the connecting wall 28. Then, as shown in FIG. 26, the projection 29 of the one holder 19 described above enters the opening 32 of the guide groove 31. Further, the projection 29 of the other holder 19 contacts the wedge portion 30 of the cam member 24 and moves in the first and second separation grooves 39 and 40 by the wedge portion 30 and the like.
- one of the holders 19 described above is positioned at the loading position by the guide groove 31 provided in the wedge portion 30 of the cam member 24. Further, the above-mentioned one holder 19 is separated from the other holder 19 by the wedge portion 30 of the cam member 24 and the moving chassis 18 and the second wall 27, that is, by the first and second separation grooves 39 and 40. Further, the other holder 19 is positioned by the first and second separation grooves 39 and 40.
- the driving force of the motor 41 as a driving source is transmitted by the gears 78 and 15, and the roller 14 rotates according to the direction in which the CD2 is inserted and removed.
- the rotation of the roller 14 allows the CD 2 to be inserted into and removed from the device body 3 through the insertion opening 10.
- the separation mechanism 21 (that is, the rotating member 25, the moving member 26, and the cam member 24) is moved by the driving force of the motor 20 so that the projection 29 at the loading position comes out of the guide groove 31. Rotate. Also, the gear 67 is rotated by the driving force of the motor 20, and the swing arm 79 is swung in a direction in which the one end 79a approaches the peripheral plate 12, and the switching arm is turned by the urging force of the coil spring 83. Move 80 closer to one peripheral plate 12. Then, the transmission gear 81 is inserted between the worm 75 and the gear 48 to position the transmission restricting portion 74 at the connection position described above. Then, as described above, the disk reproducing unit 5 and the disk accommodating unit 6 are moved along the arrow K to reproduce the arbitrarily selected CD2.
- the separation mechanism 21 that is, the rotating member 25, the moving member 26, and the cam member 24
- the gear 67 is rotated by the driving force of the motor 20, and the swing arm 79 swings in a direction in which the one end 79 a approaches the peripheral plate 12, and the switching arm is biased by the coil spring 83. Bring 80 closer to one peripheral plate 12.
- the transmission restricting portion 74 is positioned at the connection position described above.
- the groove width of the first separation groove 39 and the groove width of the second separation groove 40 are expanded and contracted in conjunction with each other to achieve a desired value.
- the second protrusion 45 is located inside the second parallel portion 52, and the first protrusion 43 is Located within.
- the transmission regulating unit 74 regulates the transmission of the driving force of the motor 41 to the moving unit 22.
- the transmission of power to the moving unit 22 is cut off, and the moving unit 22 does not move the disk storage unit 6, that is, the holder 19! .
- the moving unit 22 does not move the disk storage unit 6, that is, the holder 19, so that the CD2 transported by the disk transport unit 4 can be transferred to the holder.
- the disc carrier unit 4 can reliably eject the CD 2 held by the holder 19 out of the device body 3 while holding the CD 19. For this reason, even if the driving force of the motor 41 is transmitted to both the disk transport unit 4 and the moving unit 22, the disk transport unit 4 can reliably transport the CD2. Wear. Therefore, the same motor 41 can be reliably used in both the disk transport unit 4 and the moving unit 22, and an increase in the number of parts and an increase in size can be reliably prevented.
- the disk transport unit 4 Since the disk transport unit 4 is movable together with the disk reproducing unit 5, the disk transport unit 4 may be separated from the motor 41 when the optical pickup 66 of the disk reproducing unit 5 reproduces the CD2. Then, the disk transport unit 4 may be separated from the motor 41, and the driving force of the motor 41 may not be transmitted to the disk transport unit 4.
- the gear 15 of the disk transport unit 4 When playing back the CD 2 held in the holder 19 other than the holder 19 located at the lowermost position, the gear 15 of the disk transport unit 4 does not mesh with the gear 78 of the power transmission unit 76. Therefore, the load on the motor 41 can be reduced, and the size of the motor 41 and the power consumption can be reduced. Therefore, it is possible to more reliably prevent an increase in size.
- the driving force of the motor 20 that transmits the driving force to the separation mechanism 21 causes the transmission restricting portion 74 to be displaced between the connection position and the separation position. Therefore, it is not necessary to provide a dedicated drive source for displacing the transmission restricting section 74. Therefore, an increase in the number of parts and an increase in size can be more reliably prevented.
- the protrusion 29 of the holder 19 holding the arbitrarily selected CD2 is engaged with the guide groove 31.
- the projection 29 of the other holder 19 on the arrow K1 side (upper) of the selected holder 19 is engaged with the first spacing groove 39, and the projection 29 of the other holder 19 on the arrow K2 side (lower) is in the second direction.
- the separation groove 40 is engaged.
- the protrusion 29 is engaged with the guide groove 31, the first separation groove 39, and the second separation groove 40, and the selected CD2 is separated from the other CD2, and the information is read from the selected CD2.
- the separation mechanism 21 changes the groove widths of the first and second separation grooves 39 and 40 in conjunction with each other (together), and the groove width of the first separation groove 39 and the second separation groove.
- the sum of the groove widths of 40 is approximately equal to the number obtained by subtracting 1 from the number of holders 19 and the width of the protrusion 29. Therefore, the holder 19 holding the selected CD2 and the other holder 19 can be positioned without play.
- the separation mechanism 21 without providing a coil spring interlocks (relatively) changes the groove widths of the first and second separation grooves 39, 40, so that any selected CD2 can be removed.
- the held holder 19 can be separated from other holders 19.
- the CD changer 1 is automatically
- the holder 19 can be prevented from vibrating even when it is mounted on a car or the like and is subjected to vibration during traveling or the like. Therefore, the holder 19 holding the arbitrarily selected CD2 can be reliably positioned at the reproduction position. Even if it is installed in a car or the like and is subject to vibrations during driving, etc., it is possible to reliably reproduce the information of the arbitrarily selected CD2.
- the separation mechanism 21 includes a moving member 26 and a cam member 24 movably provided along the arrow K on the moving member 26.
- a first separating groove 39 is formed between the moving chassis 18 attached to the moving member 26 and the wedge portion 30 of the cam member 24, and the first separating groove 39 is formed between the second wall 27 of the moving member 26 and the wedge portion 30 of the cam member 24.
- the gap forms a second separation groove 40, and a guide groove 31 is formed in the wedge portion 30 of the cam member 24.
- the moving member 26 When reading information from CD2, the moving member 26 is moved to the arrow K1 side to reproduce the selected information. According to the position of the holder 19 holding the CD2, the cam member 24 is slid. Let it. Therefore, when reading information from CD2, any CD2 can be positioned at the playback position. Therefore, information can be read from any CD2 and reproduced.
- the cam member 24 is moved to the arrow K2 side, and according to the position of the force member 24 and the position of the holder 19 corresponding to the inserted or removed CD2, the moving member Slide 26. Therefore, the relative position between the holder 19 holding the CD 2 to be taken in and out of the device body 3 and the holder 19 and the device body 3 can be kept constant. For this reason, the CD 2 can be reliably inserted and removed through the insertion slot 10, and the CD 2 inserted into the device body 3 can be reliably held by the holder 19.
- the moving unit 22 can move the holder 19 between the accommodation position and the reproduction position and position the holder 19 at the loading position in a series of operations. Therefore, the number of parts and the cost can be reduced. Further, a state in which the holder 19 is moved between the accommodation position and the reproduction position and a state in which the CD 2 is inserted / removed can be smoothly switched.
- the moving unit 22 includes a driving chassis 42 provided with a first hole 44 and a second hole 46, a first protrusion 43 provided on the moving chassis 18 of the disk storage unit 6, and a movement of the disk reproducing unit 5.
- a second projection 45 provided on the chassis 16 is provided.
- the first hole 44 includes a first inclined portion 50 and a first parallel portion 49
- the second hole 46 includes a second inclined portion 51 and a second parallel portion 52.
- the second protrusion 45 moves in the second parallel portion 52, and the first protrusion 43 moves in the first inclined portion 50.
- the moving chassis 16 of the disc reproducing unit 5 that is, the cam member 24 is positioned without sliding.
- the moving chassis 18 and the moving member 26 of the disk accommodating section 6, that is, the holder 19 move along the arrow K.
- the relative position between the holder 19 and the device main body 3 that hold or hold the CD2 that is inserted into and taken out of the device main body 3 can be kept constant. Therefore, the CD 2 can be reliably taken in and out through the insertion slot 10, and the CD 2 inserted in the device body 3 can be reliably held in the holder 19.
- the moving member 26 is formed in a columnar shape, and the cam member 24 is formed in a tubular shape. Move The chassis 18 and the second wall 27 are provided on both edges of the moving member 26.
- the moving member 26, the cam member 24, and the rotating member 25 are coaxially arranged, and rotate integrally by the driving force of the motor 20.
- the holder 19 can be moved between the accommodation position and the reproduction position. Therefore, the moving locus of the moving member 26, the cam member 24, and the rotating member 25 can be minimized, and the size of the apparatus main body 3, ie, the CD changer 1, can be reduced.
- the single motor 41 slides the cam member 24 and the moving member 26 along the arrow K. For this reason, the number of components can be suppressed, and the CD changer 1 can be reduced in size and cost can be reduced.
- the CD changer 1 accommodating a plurality of CDs 2 as recording media is shown.
- an MD changer that accommodates a plurality of MDs (Mini Discs) as a recording medium, for example, a recording medium that accommodates a plurality of other recording media such as a DVD (Digital Versatile Disc) It may be applied to a playback device.
- the cam member 24, the rotating member 25, the moving member 26, and the like are formed in a columnar shape, and are moved by rotating around the axis.
- the cam member 24, the rotating member 25, the moving member 26, and the like are formed into a circular tube having a plate shape or a shape other than the circular tube shape. These may be moved in other directions.
- the cam member 24 and the optical pickup 66 are moved integrally.
- the cam member 24 and the optical pickup 66 do not necessarily have to be moved integrally.
- by moving the cam member 24 and the optical pickup 66 in conjunction with each other it is only necessary that the relative position interval between them can be kept constant.
- the movement of the cam member 24 and the movement of the movable member 26 can be performed by the movable portion 22 using one drive source.
- the movement of the force member 24 and the movement of the moving member 26 may be performed by independent drive sources.
- a moving unit 22 that moves the holder 19 along the arrangement direction K by the driving force of the motor 41 and positions the holder 19 at a position where the CD 2 conveyed through the insertion slot 10 can be held;
- a transmission regulating unit 74 that regulates transmission of the driving force of the motor 41 to the moving unit 22;
- the transmission restricting portion 74 includes a connection position at which the driving force of the motor 41 is transmitted to the moving portion 22 by the driving force from the motor 20, and a driving position of the motor 41 CD changer 1 according to appendix 1 or appendix 2, characterized in that it is displaced over a separation position that restricts transmission to the user.
- the transmission regulating unit 74 regulates the transmission of the driving force of the motor 41 to the moving unit 22.
- the transmission of power to the moving unit 22 is cut off, and the moving unit 22 does not move the disk storage unit 6, that is, the holder 19.
- the moving unit 22 does not move the disk storage unit 6, that is, the holder 19, so that the CD2 transported by the disk transport unit 4 can be transferred to the holder.
- the disc carrier 4 can reliably eject the CD 2 held by the holder 19 while holding the CD 19.
- the driving force of the motor 41 is The disk transport unit 4 can reliably transport the CD2 even if the information is transmitted to the user. Therefore, the same motor 41 can be reliably used in both the disk transport unit 4 and the moving unit 22, and the increase in the number of parts and the increase in size can be reliably prevented.
- the disc transport unit 4 is movable with the optical pickup 66. Therefore, when the optical pickup 66 plays the CD2, the disc transport unit 4 is driven by the motor. May leave 41. Then, when the disk transport unit 4 separates from the motor 41, the driving force of the motor 41 may not be transmitted to the disk transport unit 4. For this reason, the load on the motor 41 can be reduced, and the size and power consumption of the motor 41 can be reduced. Therefore, an increase in size can be prevented more reliably.
- the transmission restricting portion 74 is displaced over the connection position and the separation position by the driving force of the motor 20 that transmits the driving force to the separation mechanism 21. Therefore, it is not necessary to provide a dedicated drive source for displacing the transmission restricting portion 74. Therefore, an increase in the number of parts and an increase in size can be more reliably prevented.
Landscapes
- Automatic Disk Changers (AREA)
- Feeding And Guiding Record Carriers (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006511532A JPWO2005093743A1 (ja) | 2004-03-25 | 2005-03-25 | 記録媒体再生装置 |
EP05721483A EP1736982A4 (en) | 2004-03-25 | 2005-03-25 | RECORDING MEDIUM PLAYBACK DEVICE |
US10/594,063 US20070201320A1 (en) | 2004-03-25 | 2005-03-25 | Recording Medium Playback Device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004088597 | 2004-03-25 | ||
JP2004-088597 | 2004-03-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005093743A1 true WO2005093743A1 (ja) | 2005-10-06 |
Family
ID=35056435
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/005556 WO2005093743A1 (ja) | 2004-03-25 | 2005-03-25 | 記録媒体再生装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20070201320A1 (ja) |
EP (1) | EP1736982A4 (ja) |
JP (1) | JPWO2005093743A1 (ja) |
WO (1) | WO2005093743A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007144941A1 (ja) * | 2006-06-13 | 2007-12-21 | Pioneer Corporation | 動力伝達機構 |
US7954117B2 (en) * | 2004-03-31 | 2011-05-31 | Clarion Co., Ltd. | Disk selecting device and disk device with a drum cam to separate disks |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4253267B2 (ja) * | 2004-03-25 | 2009-04-08 | パイオニア株式会社 | 記録媒体再生装置 |
JP2011108315A (ja) * | 2009-11-16 | 2011-06-02 | Sony Corp | ディスクローディング機構 |
JP5707736B2 (ja) * | 2010-05-25 | 2015-04-30 | ソニー株式会社 | ディスクカートリッジ |
JP2012009122A (ja) * | 2010-05-28 | 2012-01-12 | Sony Corp | ディスクチェンジャー |
JP5927537B2 (ja) * | 2012-06-04 | 2016-06-01 | パナソニックIpマネジメント株式会社 | ディスク装置 |
JP6016148B2 (ja) * | 2013-05-15 | 2016-10-26 | パナソニックIpマネジメント株式会社 | ディスク搬送装置およびディスク搬送方法 |
US9558781B1 (en) * | 2014-10-16 | 2017-01-31 | Flextronics Ap, Llc | Method for selecting individual discs from tightly spaced array of optical discs |
US9651360B1 (en) | 2014-10-21 | 2017-05-16 | Flextronics Ap, Llc | Optical methods for determining positions of optical discs in tightly packed cylindrical arrays |
Citations (4)
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JPH06314459A (ja) * | 1993-03-05 | 1994-11-08 | Sony Corp | ディスクプレーヤ装置 |
JP2000048465A (ja) * | 1998-07-30 | 2000-02-18 | Fujitsu Ten Ltd | 記録媒体の収納装置 |
JP2003059170A (ja) * | 2002-08-09 | 2003-02-28 | Kenwood Corp | 記録媒体再生装置 |
JP2003217224A (ja) * | 2002-01-17 | 2003-07-31 | Alpine Electronics Inc | ディスク装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3551629B2 (ja) * | 1996-06-06 | 2004-08-11 | ティアック株式会社 | 記録媒体再生装置 |
DE69815036T2 (de) * | 1997-03-10 | 2004-04-08 | Mitsubishi Denki K.K. | Plattenvorrichtung |
JP3818612B2 (ja) * | 1998-03-20 | 2006-09-06 | パイオニア株式会社 | ディスク再生装置 |
DE69934456T2 (de) * | 1998-07-30 | 2007-09-27 | Fujitsu Ten Ltd., Kobe | Speichervorrichtung für Aufzeichnungsträger |
DE69921399T2 (de) * | 1998-07-30 | 2005-10-20 | Fujitsu Ten Ltd., Kobe | Wiedergabevorrichtung für ein Aufzeichnungsmedium |
JP4292695B2 (ja) * | 2000-07-31 | 2009-07-08 | ソニー株式会社 | ディスク受板とディスク記録及び/又は再生装置 |
US7073184B2 (en) * | 2002-01-17 | 2006-07-04 | Alpine Electronics, Inc. | Disk apparatus |
-
2005
- 2005-03-25 US US10/594,063 patent/US20070201320A1/en not_active Abandoned
- 2005-03-25 WO PCT/JP2005/005556 patent/WO2005093743A1/ja not_active Application Discontinuation
- 2005-03-25 JP JP2006511532A patent/JPWO2005093743A1/ja active Pending
- 2005-03-25 EP EP05721483A patent/EP1736982A4/en not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH06314459A (ja) * | 1993-03-05 | 1994-11-08 | Sony Corp | ディスクプレーヤ装置 |
JP2000048465A (ja) * | 1998-07-30 | 2000-02-18 | Fujitsu Ten Ltd | 記録媒体の収納装置 |
JP2003217224A (ja) * | 2002-01-17 | 2003-07-31 | Alpine Electronics Inc | ディスク装置 |
JP2003059170A (ja) * | 2002-08-09 | 2003-02-28 | Kenwood Corp | 記録媒体再生装置 |
Non-Patent Citations (1)
Title |
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See also references of EP1736982A4 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7954117B2 (en) * | 2004-03-31 | 2011-05-31 | Clarion Co., Ltd. | Disk selecting device and disk device with a drum cam to separate disks |
WO2007144941A1 (ja) * | 2006-06-13 | 2007-12-21 | Pioneer Corporation | 動力伝達機構 |
Also Published As
Publication number | Publication date |
---|---|
JPWO2005093743A1 (ja) | 2008-07-31 |
EP1736982A1 (en) | 2006-12-27 |
US20070201320A1 (en) | 2007-08-30 |
EP1736982A4 (en) | 2008-11-12 |
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