JP3612234B2 - Automatic carrier regeneration device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention (hereinafter referred to as CD) compact disk a plurality of carrier support from the carrier rack for accommodating the automatically selected and relates to a carrier automatic reproducing apparatus for reproducing information recorded on a carrier or the like.
[0002]
[Prior art]
The autochanger type carrier automatic reproducing apparatus stores a plurality of carriers such as a CD as a reproduction-only optical disk or a mini disk (MD) stored in a recordable / reproducible cartridge in a carrier storage rack.
[0003]
The carrier at an arbitrary position stored in the carrier storage rack is designated by the operation means, and the designated carrier is recorded from the carrier storage rack to the carrier via the carrier transport means . It is mounted on a carrier reproducing means and a recording means for reproducing information (hereinafter, description will be made as a disk reproducing unit including the reproducing means and the recording means).
[0004]
Further, the carrier placed on the disc reproducing unit is picked up and stored in the carrier storage rack via the carrier transport means described above.
[0005]
FIG. 6 is a schematic perspective view of the above-described automatic carrier regeneration apparatus (hereinafter referred to as an autochanger) 1 previously proposed by the present applicant.
[0006]
In FIG. 6, a carrier storage rack (hereinafter referred to as a disk storage rack) 3 a in which an optical disk (hereinafter referred to as a disk) 3 such as a CD is stored in parallel between a plurality of partition plates is disposed on a base chassis 2 of the autochanger 1. ing.
[0007]
A disk transport device 4 is pivotally attached to a rail or the like so as to be slidable in the direction of arrow A in order to take out a predetermined disk 3 from the disk storage rack 3a for reproduction or to store it in the original position after the reproduction is completed.
[0008]
A disk loader 5 constituting a carrier guide means is pivotally attached to the disk transport device 4 described above.
The disk loader 5 can hold the disk 3 and can place the disk 3 on the disk reproducing unit 6. The disk 3 placed on the disk reproducing unit 6 is clamped on the disk driving means for reproduction or reproduction. The recording state is entered.
[0009]
In addition, a lock plate 9 is provided between the base chassis 2 and the disk transport device 4 for preventing the disk transport device 4 from moving and colliding with the slide shaft holder 7 due to vibration or impact during transportation. It has been.
A transport lock mechanism for fixing the disk transport device 4 with the lock plate 9 will be described with reference to FIGS.
[0010]
The lock plate 9 is a plate having a substantially L-shaped cross section, extends in the moving direction of the disk transport device 4, and a hole provided at one end is loosely fitted on a shaft protruding from the base chassis 2 to be a fulcrum. It has become.
In the vicinity of the other end portion, there is a notch end portion 9a for fixing the disc transport device 4, and the tip end portion 9b has a lock hole 2c having a protrusion 2d for engaging with the upper portion and the lower portion. The switching unit 20 is erected from the provided base chassis 2.
[0011]
When the front surface side of the disk transport device 4 is brought into contact with the sliding shaft holding portion 7 and the front end portion 9b of the lock plate 9 is locked at the lock position above the switching portion 20, the cut-out end portion 9a of the lock plate 9 is moved. The disk conveying device 4 is fixed by contacting the rear surface side of the disk conveying device 4.
[0012]
When the front end portion 9b of the lock plate 9 is locked at the unlocking position below the switching portion 20, the notch end portion 9a is detached from the rear surface of the disk transport device 4, and the lock plate 9 is connected to the base chassis 2 and the disk transport. Located between the apparatus 4 and the apparatus 4, the disk transport apparatus 4 can slide on the sliding shaft 8.
[0013]
In the transport lock mechanism described above, as shown in FIG. 9, when the disc transport device 4 is located at a rear position closer to the fulcrum than the notch end portion 9 a provided on the lock plate 9, the displacement obtained by the rotation of the lock plate 9 is obtained. Is smaller than the displacement of the tip portion 9b, so that the notch end portion 9a of the lock plate 9 locks the tip portion 9b at the lock position above the switching portion 20 even if the disc transport device 4 is not fixed. Incorrect operation of the transport lock can occur.
[0014]
[Problems to be solved by the invention]
The present invention seeks to obtain an autochanger without erroneous operation of the transport lock mechanism so that the tip of the lock plate can be locked at the lock position only when the disk transport device is moved to a fixed position. is there.
[0015]
[Means for Solving the Problems]
According to the first aspect of the present invention, a main body, a carrier storage rack storing a plurality of carriers, a carrier driving means for driving and regenerating the carrier, a carrier selected from the carrier storage rack, and transported to the carrier driving means In the automatic carrier reproducing apparatus having the carrier conveying means, the fixing operation means provided in the main body for fixing and releasing the fixing of the carrier conveying means, and when the carrier conveying means is moved to the fixing position of the fixing operation means, further comprising a stopper means for enabling operation of fixing the carrier transport means by securing the operating means is obtained by it said.
[0016]
The invention according to claim 2 of the present application is the automatic carrier regeneration device according to claim 1, further comprising a switching portion that is provided with a hole that is erected from the main body and that has a protrusion at an intermediate portion thereof. A plate having an L-shaped cross section and extending in the moving direction of the carrier conveying means; one end of the plate is pivotally supported by the main body of the automatic carrier reproducing device; There is a notch for fixing the carrier transport means in the vicinity of the end, the other end is inserted into the switching unit, and the other end is moved above the projection of the switching unit, the cut away portion is fixed to said carrier transport means, the other end portion to release the said carrier transport means according to the notch and moves down the protrusion of the switching unit, the stopper means, before Symbol plate The shaft is erected so as to be rotatable in the moving direction of the carrier conveying means. A position where the carrier conveying means is not fixed to the notch portion, the stopper pin integrally attached to the stopper portion, and a protrusion standing from the main body that engages with the stopper portion. When the carrier pin is moved to a position where the stopper pin is fixed to the notch, the stopper pin engages with the protrusion and prevents the other end from moving upward. It rotates in contact with the carrier conveying means to release the engagement between the stopper portion and the protruding portion, and release the blocking of the upward movement of the other end portion.
[0017]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an autochanger which is an embodiment of the automatic carrier regeneration apparatus of the present invention will be described with reference to FIGS.
FIG. 1 is a perspective view showing the overall configuration of the autochanger of this embodiment.
[0018]
In FIG. 1, on a base chassis 2 constituting the main body of the autochanger 1, a disk playback unit 6 for playing back at least one disk 3 from the front side on the lower side of the drawing toward the depth direction on the base chassis 2 is arranged. It is installed.
On the left side of the disk reproducing unit 6, a disk storage rack 3a in which a plurality of CDs or MDs can be juxtaposed in the depth direction from the front side is disposed.
[0019]
The disk storage rack 3a has a plurality of grooves formed by a plurality of partition plates (not shown). The disks 3 are respectively stored and held in the grooves, and the front surface side and the upper surface side of the disk storage rack 3a are open. It has become.
[0020]
The disk storage rack 3a is slidably mounted along the base chassis 2 in the depth direction from the front side.
The disk 3 can be easily replaced by pulling the disk storage rack 3a forward (front side).
[0021]
Between the disk storage rack 3 a and the disk reproducing unit 6, a sliding shaft 8 is disposed along the upper surface of the base chassis 2 in the depth direction from the front side, and the disk transport device 4 slides along the sliding shaft 8. It is arranged to be movable.
In the disk transport device 4, one end of the wire 11 is fixed between the pulleys 10 pivotally attached to the front and rear ends of the base chassis 2, and one pulley 10 is driven by the motor of the driving device 18. This moves in the direction of arrow A.
[0022]
The disk transport device 4 includes a sliding portion 8b (see FIG. 2) that slides along the sliding shaft 8, a disk loader 5 that is rotatable with respect to the sliding portion 8b, and a disk storage rack 3a. And a disk selector 12 serving as a disk transport section that bridges the disk reproducing section 6.
[0023]
On the upper surface of the sliding portion 8b of the disk transport device 4, a guide 8c (see FIG. 2) is provided in the disk loader 5 for facilitating unloading of the disk 3 from the disk storage rack 3a.
Further, the disk transport device 4 has a lifter 17 (see FIG. 2) pivotally attached to the sliding portion 8b. The lifter 17 is driven by a motor or a plunger (not shown) to The disk 3 inserted between the through holes provided on the bottom surface of the storage rack 3a and held between the partition plates is moved up.
[0024]
The disk loader 5 of the disk transport device 4 has a substantially square shape into which the disk 3 can be inserted. The disk loader 5 rotates about the support shaft toward the front side as indicated by an arrow CC ′ in FIG. Thus, the disk 3 can be placed on or removed from the disk reproducing unit 6.
[0025]
At the center of the disk loader 5, a through hole 5 b for mounting the clamper together with the disk 3 is formed on a turntable 6 b provided on the disk reproducing unit 6.
[0026]
The left side wall of the disk loader 5 can be inserted with a disk 3 arranged in parallel with the disk storage rack 3a.
At the center of the disk loader 5, there is a clamper (not shown) composed of a disk made of iron or the like that holds the disk 3 on a magnet provided on the turntable 6b. Also, in the disk loader 5, a drum-shaped guide roller 5c that holds the outer periphery of the disk 3 inserted into the disk loader 5 at four positions is disposed at an angular position that is divided into approximately four equal parts around the through hole 5b. Has been.
[0027]
These four guide rollers 5c are elastically held so that when the disk 3 selected from the disk storage rack 3a is inserted into the disk loader 5, it moves radially from the center of the through hole 5b. It is configured.
[0028]
Further, the disk selector 12 that constitutes a disk transport unit together with the disk transport device 4 has a rectangular parallelepiped shape arranged so as to be bridged in the left-right direction of the base chassis 2 of the autochanger 1 and has an opening on the lower surface.
[0029]
The disk selector 12 is provided with a guide roller 19 for moving the disk 3 moved up by the lifter 17 into the disk loader 5.
The guide roller 19 is movable along the longitudinal direction of the disk selector 12 and presses the disk 3 into the disk loader 5.
The disk selector 12 moves with the disk transport device 4 along the sliding shaft 8 in synchronization with the sliding portion 8b.
[0030]
The slide shaft 8 is fixed to a slide shaft holding portion 7 standing from the base chassis 2, and the front side of the disk transport device 4 comes into contact with the slide shaft holding portion 7 to move the disk transport device 4. The end is determined and fixed by the lock plate 9 to form a transport lock mechanism of the disk transport device 4.
[0031]
The lock plate 9 is provided in the depth direction from the front side of the base chassis 2 between the base chassis 2 and the disk transport device 4 so as to be substantially parallel to the sliding shaft 8, and the end on the depth side is rotatable. It is pivotally supported.
[0032]
A stopper 13 is attached to the lock plate 9, abuts against a protrusion 2 a standing from the base chassis 2, and the switching portion 20 standing by the tip 9 b of the lock plate 9 from the base chassis 2 is switched to the lock position. I can't do it.
[0033]
When the front side of the disk transport device 4 comes into contact with the slide shaft holding portion 7, the stopper pin 14 integrally coupled with the stopper 13 contacts the disk transport device 4 to rotate the stopper 13 and the protrusion 2a. The tip end 9b of the lock plate 9 can be switched to the lock position of the switching unit 20 without contact.
[0034]
When the leading end 9b is locked to the lock position of the switching unit 20, the notched end 9a of the lock plate 9 comes into contact with the rear surface side of the disc transport device 4 to fix the disc transport device 4. Yes.
[0035]
The operation of the autochanger 1 of the present invention having the above-described configuration will be described.
When the designated disk 3 is placed in the disk reproducing unit 6 and an instruction to perform reproduction is given, a motor (not shown) that drives the disk transport device 4 is driven.
[0036]
By driving the motor, the rear pulley 10 is rotated, and the disk transport device 4 smoothly slides between the bearing of the sliding portion 8b and the sliding shaft 8 through the wire 11 and is driven and controlled at high speed in the A direction. .
At this time, although not shown, the motor is servo-controlled by the transport motor controller and servo-controlled so as to stop at the position of the disk 3 at the designated position.
[0037]
The lifter 17 of the disk transport device 4 stopped at the correct designated position is pushed up from the through hole provided on the lower side of the disk storage rack 3a to move the disk 3 upward.
The disk 3 moved upward is guided by the guide roller 19 and moves in the direction of arrow B along the disk selector 12 of the disk transport device 4.
The disc 3 guided and moved by the guide roller 19 is guided by the disc loader 5, and a center hole of the disc 3 is fitted into a clamper (not shown) provided in the disc loader 5.
At this time, the four guide rollers 5c move toward the center of the through hole 5b to hold the outer periphery of the disk 3.
[0038]
Disc conveying device 4 the disc 3 is held in the disc loader 5, depending on the wire 11 by the motor, and stops moving at a high speed in the disk reproducing apparatus 6.
[0039]
Next, the disk loader 5 rotates about the support shaft in the direction of arrow C to place the disk 3 on the turntable 6 b of the disk reproducing unit 6.
The four guide rollers 5c of the disk loader 5 release the clamp of the disk 3 held by the four guide rollers 5c, and at the same time, the disk loader 5 magnetically moves the clamper fitted in the center hole of the disk 3 to the turntable 6b. The disk 3 is placed on the turntable 6b.
[0040]
When the reproduction of the disk 3 is performed by the disk reproducing unit 6, the disk loader 5 is rotated in the direction of the arrow C around the support shaft of the disk loader 5 to approach the disk 3, and is moved by the four guide rollers 5c. While holding the outer periphery of the disk 3, the clamper on the turntable 6 b is housed in the disk loader 5.
[0041]
The disk loader 5 holding the disk 3 rotates in the direction of the arrow C ′ with the support shaft as a fulcrum, becomes parallel to the vertical portion of the disk transport device 4 and enters the original disk holding state.
The disk transport device 4 moves at high speed to the storage position of the original disk 3, slides on the disk selector 12 of the disk transport device 4, and is held by a guide roller 19 that is movable in the direction opposite to the arrow B. 3 is returned to the original disk storage position of the disk storage rack 3a.
[0042]
The transport lock device of the disk transport device 4 used in the above-described autochanger 1 will be described.
[0043]
The configuration of the lock plate 9 will be described with reference to FIG.
The lock plate 9 is a plate that is substantially parallel to the sliding shaft 8 disposed in the depth direction from the front side on the base chassis 2 and has a substantially L-shaped cross section having a flat portion and a rising portion. The end of each is loosely fitted on a shaft 16 protruding from the base chassis 2.
[0044]
Further, the flat portion on the front side of the lock plate 9 has a notch end portion so as to come into contact with the rear surface side of the disc transport device 4 when the front portion of the disc transport device 4 comes into contact with the sliding shaft holding portion 7. 9a is provided.
A stopper 13 that rotates in the moving direction of the disk transport device 4 is attached to the rising portion of the lock plate 9 provided with the notch end portion 9a.
Further, the front end portion 9 b of the rising portion on the front side of the lock plate 9 protrudes from the lock hole 2 c of the switching portion 20 erected from the base chassis 2.
[0045]
The stopper 13 will be described with reference to FIG.
The stopper 13 is supported by a rotating shaft 15 at the rising portion of the lock plate 9 and has a protruding portion 13a bent in a substantially L shape. The stopper 13 is integrally attached to the stopper 13 in the opposite direction to the protruding portion 13a. It has a stopper pin 14 that comes into contact with the front portion of the disk transport device 4. And the stopper 13 always inclines to the protrusion part 13a side.
In a tilted state, the protruding portion 13a comes into contact with the protrusion 2a standing from the base chassis 2, and the lock plate 9 cannot be moved left and right as will be described later.
[0046]
The switching unit 20 erected from the front portion of the base chassis 2 will be described with reference to FIG.
The switching unit 20 has a lock hole 2 c and loosely inserts the leading end portion 9 b of the rising portion on the front side of the lock plate 9.
The lock hole 2c has a projecting portion 2d at an intermediate portion so that it can be switched between a transport lock position for locking the tip end portion 9b on the projecting portion 2d and a transport lock release position for locking the lower portion of the lock hole 2c. It has become.
And in order to lock the front-end | tip part 9b on the protrusion part 2d, it moves up and down, moving the front-end | tip part 9b right and left so that the protrusion part 2d may be bypassed.
[0047]
The operation of locking the transport of the disk transport device 4 will be described.
FIG. 2 shows the position of the disk transport device 4 when the autochanger 1 is operating to transport the disk 3, and the front portion of the disk transport device 4 is located away from the slide shaft holding portion 7. The stopper 13 is inclined in the depth direction having the protruding portion 13a.
[0048]
Since the protruding portion 13a of the stopper 13 is inclined in the depth direction, when the tip portion 9b of the lock plate 9 is moved in the right direction (arrow P), it comes into contact with the projection 2a standing from the base chassis 2. I can't move it. Therefore, the front end portion 9b of the lock plate 9 cannot be locked on the protruding portion 2d which is the transport lock position, and malfunction is prevented.
[0049]
FIG. 3 shows a state where the disk transport device 4 is moved to the transport lock position.
When the disk transport device 4 is moved from the depth direction to the front direction so as to come into contact with the sliding holding portion 7, it contacts the stopper pin 14 of the stopper 13 inclined in the depth direction, and the stopper 13 is counterclockwise (arrowed). L).
[0050]
When the disk transport device 4 moves and the rear surface side of the disk transport device 4 comes to a position where it can come into contact with the notch end portion 9a of the lock plate 9, the protruding portion 13a of the stopper 13 becomes substantially vertical, and the base chassis 2 is in a substantially parallel state with the protrusion 2a erected from 2 and is separated from the protrusion 2a.
[0051]
When the protruding portion 13a of the stopper 13 is separated from the protrusion 2a, the tip end portion 9b of the lock plate 9 can be moved rightward, and can be locked on the protruding portion 2d which is the transport lock position. become.
[0052]
FIG. 4 shows a state in which the disk transport device 4 is transport-locked.
When the disk transport device 4 comes into contact with the sliding holding portion 7 and stops, the protruding portion 13a of the stopper 13 becomes substantially vertical, becomes substantially parallel to the protrusion 2a standing from the base chassis 2, and protrudes 2a. The tip portion 9b can be locked on the protruding portion 2d which is the transport lock position.
[0053]
When the leading end 9b is locked at the transport lock position, the cut-out end 9a of the lock plate 9 is also moved upward and comes into contact with the rear surface side of the disk transport device 4.
Therefore, the disk transport device 4 is sandwiched between the sliding holding portion 7 and the cut-out end portion 9a of the lock plate 9, and the disk transport device 4 can be fixed.
[0054]
When the front end portion 9b is set to the transport unlocking position, the notch end portion 9a of the lock plate 9 is separated from the rear surface side of the disc transport device 4, and the lock plate 9 is interposed between the disc transport device 4 and the base chassis 2. In position, the disk transport device 4 can slide.
[0055]
【The invention's effect】
According to the carrier automatic reproduction device of the present invention, the leading end portion of the lock plate can be locked at the lock position only when the disk transport device is moved to the fixed position. Can do.
[Brief description of the drawings]
FIG. 1 is a perspective view of an automatic carrier regeneration apparatus according to an embodiment of the present invention.
FIG. 2 is an enlarged view of a main part of an automatic carrier regeneration apparatus according to an embodiment of the present invention.
FIG. 3 is an explanatory diagram for explaining the operating state of the automatic carrier regeneration device of one embodiment of the present invention.
FIG. 4 is an explanatory diagram for explaining an operation state of the automatic carrier regeneration device according to the embodiment of the present invention.
FIG. 5 is a perspective view of an essential part of an automatic carrier regeneration apparatus according to an embodiment of the present invention.
FIG. 6 is a perspective view of a conventional carrier automatic regeneration apparatus.
FIG. 7 is an explanatory diagram for explaining an operation state of a conventional automatic carrier regeneration device.
FIG. 8 is an explanatory diagram for explaining an operation state of a conventional automatic carrier regeneration device.
FIG. 9 is an explanatory diagram for explaining an operation state of a conventional automatic carrier regeneration device.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Autochanger 2 Base chassis 2a Protrusion 2c Lock hole 2d Protrusion part 3 Disc 3a Disc storage rack 4 Disc transport device 5 Disc loader 5b Through-hole 5c Guide roller 6 Disc reproduction | regeneration part 6b Turntable 7 Sliding shaft holding part 8 Sliding shaft 8b Sliding part 8c Guide 9 Lock plate 9a Notch end part 9b Tip part 10 Pulley 11 Wire 12 Disc selector 13 Stopper 13a Protruding part 14 Stopper pin 15 Rotating shaft 16 Axis 17 Lifter 18 Drive unit 19 Guide roller 20 Switching part

Claims (2)

Automatic carrier regeneration apparatus comprising a main body, a carrier storage rack storing a plurality of carriers, a carrier driving means for driving and regenerating the carrier, and a carrier transporting means for selecting a carrier from the carrier storage rack and transporting it to the carrier driving means In
Fixing operation means provided on the main body for fixing and releasing the fixing of the carrier conveying means;
Carrier automatic reproducing apparatus characterized by comprising a stopper means for enabling operation of fixing the carrier transport means in a fixed position by the fixing operation means when moving said carrier transport means of the fixing operation means. In support automatic reproducing apparatus according to claim 1, further comprising a switching unit provided with holes that have a projection at an intermediate portion erected from the body,
The fixing operation means has a plate having a substantially L-shaped cross section and extending in the moving direction of the carrier transporting means, and one end of the plate is freely rotatable to the main body of the automatic carrier reproducing apparatus A notch for fixing the carrier transport means in the vicinity of the other end, the other end inserted through the switching unit, and the other end as a protrusion of the switching unit. The notch portion fixes the carrier transport means when moving upward, and the other end portion moves below the projection of the switching portion to release the fixing of the carrier transport means by the notch portion,
The stopper means stands on the plate and is pivotally supported so as to be rotatable in the moving direction of the carrier conveying means; a stopper pin integrally attached to the stopper part; and the stopper part engaged with the stopper part And having a protrusion standing from the main body,
When the carrier conveying means is in a position not fixed to the notch, the stopper pin engages with the protrusion and prevents the other end from moving upward,
When the carrier transport means moves to a position where it is fixed to the notch, the stopper pin abuts on the carrier transport means and rotates to release the engagement between the stopper portion and the protrusion, and the other An automatic carrier regenerator which cancels the inhibition of the upward movement of the end of the carrier.

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