JPH06231558A - Disk-containing magazine - Google Patents

Abstract

PURPOSE:To easily removably provide a disk and to reduce in size by providing a lever for holding a disk by energizing closely laminated trays with a spring, and a lever having pressing parts having sequentially different lengths and heights corresponding to the disks to press the disks. CONSTITUTION:Trays 3-5 are closely laminated, a magazine slide plate 7 is connected at the time of carrying, a disk holding lever 12A is locked by a lock lever 15 to inhibit insertion and removal of a disk 2 to prevent careless removal. At the time of removing the disk 2, locking of the lever 15 is released, an operating lever 21 is operated in a direction W2, and a disk discharging lever 18 connected thereto is rotated. Accordingly, disk pressing parts 18a-18c stepwisely formed in different heights of the lever 18 are simultaneously brought into contact with an outer periphery 2a of the disk 2 to stepwisely press the disk 2 against a spring for energizing the lever 12A. Thus, the disk 2 is easily removed to reduce in size an apparatus.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention inserts a disc storage magazine in which a plurality of trays having discs are stacked densely into a portable state so as to be inserted into a magazine placement mechanism portion in an automatic disc playing device, The present invention relates to a disc storage magazine configured to automatically play a disc by selecting and separating a desired tray in a mounting mechanism section.

[0002]

2. Description of the Related Art In recent years, compact discs (CD), R
OM compact disc (CD-ROM), interactive compact disc (CD-I), video disc (V
It is well known that a disc-shaped disc (optical disc) such as D) records a large amount of information signals such as voice information, image information, and character information by converting them into a plurality of minute pit rows. When the user mounts the disc on the disc playing device and reproduces (or records) with an optical pickup, information signals such as voice information, image information, and character information can be quickly reproduced (or recorded) from a desired position. Therefore, the user is very pleased.

In the above-mentioned disc playing device, a disc storage magazine in which a plurality of trays loaded with discs are stacked is inserted into a magazine placing portion in the automatic disc playing device, and a desired disc is selected up to the disc playing portion. FIG. 1 shows a conventional disc storage magazine and an automatic disc playing device that are configured to be automatically pulled out and automatically played.
There are some as shown in 9.

In FIG. 19, a conventional disc storage magazine 200 (hereinafter, referred to as magazine 200) has a box-shaped outer shape. Further, in the magazine 200, the tray 201 is detachable by being guided by the left and right guide grooves 200b, 200b from the opening 200a, and the tray 201 on which the disc 202 is mounted is predetermined for each set. Are stacked with a space between. This magazine 200 is inserted from the insertion opening 210a of the automatic disk playing device 210 in the direction of the arrow, and the magazine placing section 21 is inserted.
Place at 0b. Then, the tray 20 on which the desired disk 202 is placed by the tray pull-out means (not shown).
1 is pulled out to above the disc playing portion 210c. After this, the turntable 2 provided in the disc playing portion 210c
The set of trays 201 pulled out above 11 is lowered in the direction of the turntable by a tray vertical movement means (not shown), and only the disc 202 is turned on the turntable 211.
The disc 201 is placed on the disc, the tray 201 is retracted below the turntable, and the disc 202 is played by the optical pickup 212.

[0005]

By the way, in the conventional magazine 200, after placing the magazine 200 on the magazine placing portion 210b in the automatic disc playing device 210, the tray 201 on which the desired disc 202 is placed is played. The optical pickup 2 is selectively pulled out to the portion 210c and only the disc 202 is placed on the turntable 211.
Although the disc 202 can be automatically played by 12, the magazine placing portion 210b for placing the magazine 200 and the disc playing portion 210c for playing the disc 202 are set at different adjacent positions in the device 210.

That is, the disc playing portion 210c is installed at a position where the tray 201 is completely pulled out from the magazine 200, and requires an area substantially equal to the area occupied by the magazine placing portion 210b. Therefore,
Even if the external dimensions of the magazine 200 are set to be large enough to accommodate the disc 202, the area occupied by the device 210 must be at least twice the area occupied by the magazine 200. There is a problem that it is difficult to reduce the size of the adopted automatic disk playing device 210. Further, since the magazine 200 is formed in a box shape and is guided by the guide grooves 200b, 200b so as to facilitate the pulling out of the internal tray 201, and is stacked at a predetermined interval, the height dimension of the magazine 200 is It is getting higher and the portability is decreasing. Further, since the turntable 211 and the optical pickup 212 are fixedly installed on the disc playing portion 210c in the automatic disc playing device 210, there is a problem that the tray 201 must be pulled out from the magazine 200.

Therefore, there is a demand for a disk storage magazine which can be set to have a small occupied area on the device 210 side and which has a good portable structure.

[0008]

DISCLOSURE OF THE INVENTION The present invention has been made in view of the above problems, and a first aspect of the present invention is that a disc can be inserted into and removed from a tray when it is portable, and that the tray on which the disc is mounted is attached to the tray. In a disc storage magazine configured to insert a plurality of stacked discs into an automatic disc player so that a desired disc can be selectively played, the disc storage magazine is provided in the vicinity of a side end of each tray and is biased by a spring member. Only when ejecting the disc, the disc holding lever for holding the outer peripheral portion of the disc mounted on the tray and the disc pushing-out portion whose length and height are sequentially different corresponding to the disc mounted on each tray are provided. A disc that abuts the outer peripheral portion of the disc holding the disc pushing portion and pushes the disc toward the disc insertion / ejection side against the spring member. It is a disk storage magazine, characterized in that it comprises a lever out.

According to a second aspect of the present invention, a disc can be inserted into and removed from a tray when it is portable, and a desired disc can be obtained by inserting the disc into which a plurality of the trays are stacked and inserted into the disc automatic performance device. In a disc storage magazine configured to be selectively played, a tray mounting table in which a plurality of the trays are densely stacked, and a plurality of the trays and an outer peripheral portion of the tray mounting table are partly enclosed so as to be portable. And a magazine slide plate that slides from the portable state to the tray separable state with the insertion operation into the device, and is provided in the vicinity of the side end portion of each tray and is biased by a spring member. The disc gripping lever that grips the outer peripheral portion of the disc mounted on the tray and the disc mounted on each tray are sequentially different in length and height. A disc ejecting lever for ejecting the disc toward the disc insertion / ejection port side against the spring member by contacting the outer periphery of the disc holding the disc ejecting part only when ejecting the disc. And a disk storage magazine.

Further, in a third aspect of the present invention, in the disc storage magazine according to the second aspect, an operation in which the disc ejection lever is connected to an upper surface of an upper tray of the plurality of trays integrally framed in a portable state. A disk storage magazine characterized by arranging a lever.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a disc storage magazine according to the present invention will be described below with reference to FIGS. 1 to 18: {Configuration of disc storage magazine}, {Usage form of disc storage magazine}, {Disc storage magazine adopted The configuration of the automatic disc playing device}, {tray separating operation and disc playing operation of the automatic disc playing device} will be described in detail in the order of items.

[Structure of Disk Storage Magazine] First, the structure of the disk storage magazine according to the present invention will be described with reference to FIGS. 1 to 5.

FIG. 1 is a perspective view showing the external appearance of a disc storage magazine according to the present invention, FIG. 2 is an exploded perspective view showing the components of the disc storage magazine in an exploded manner, and FIG. 3 is an example of a lower tray. 4A is a plan view, FIGS. 4A and 4B are diagrams for explaining the operation of the disc gripping lever and the lock lever, and FIGS. 5A to 5C are diagrams for explaining the disc ejecting lever. .

The disc storage magazine 1 (hereinafter also referred to as the magazine 1) shown in FIG. 1 is an automatic disc playing device for selectively automatically playing a disc (optical disc) 2 such as a compact disc (CD) as will be described later. Three
0 (FIG. 11).

The magazine 1 has an outer peripheral portion 2 of a disc 2.
A plurality of trays 3 to 5 on which the disks 2 are mounted while gripping a are prepared, and in the portable initial state shown in FIG. 1, the upper tray 3, the middle tray 4, and the lower tray 5 serve as the base of the magazine 1. Via a magazine slide plate 7 which is densely stacked on the provided tray mounting table 6 and which is slidably supported on the back surface of the tray mounting table 6 in the magazine inserting / removing direction (arrows X ₁ , X ₂ directions). The plurality of trays 3 to 5 and the tray mounting table 6 are assembled as a magazine 1 while partially surrounding the outer peripheral portions of the trays and framed in a portable state. Further, as will be described later, the magazine 1 is configured so that it can be used in two forms depending on the sliding position of the magazine slide plate 7, that is, the magazine slide plate 7 moves in the direction of the arrow X ₁ . When the slide 1 reaches the first position shown in FIGS. 1 and 6 to 8, the magazine 1 is in an initial portable state and the disc 2 is allowed to be inserted and removed. On the other hand, when the magazine 1 is inserted into the automatic disc playing device 30 (FIG. 11) and the magazine slide plate 7 slides in the direction of the arrow X ₂ in accordance with the inserting operation to reach the second position shown in FIG. , The tray can be separated,
After that, as shown in FIG. 10, a desired tray (3 to 5) is selected from the trays 3 to 5 that are densely stacked on the tray mounting table 6, and a predetermined interval K is maintained below the desired tray. As described above, the desired tray is separated, and the disc playing mechanism 60 is exposed within this predetermined interval K.
In the following description, “a state in which the trays 3 to 5 are densely stacked” means that adjacent trays are in contact with each other without a gap, and the lower tray 5 is also in contact with the tray mounting table 6 without a gap to stack them. It is in the state of having done.

Further, in the initial state in which the magazine 1 is portable, the trays 3 to 5 having the disks 2 mounted in the magazine 1
, And trays 3 to 5 on which the disc 2 is not mounted can be mixed. Then, for example, the well-known compact discs are housed in groups of three trays 3 to 5, respectively,
When the trays 3 to 5 are densely stacked, the outer dimensions of the magazine 1 are slightly larger than the outer dimensions (diameter 120 mm) of the compact disc.
It is formed to be about 125 mm and has a height dimension of about 10 mm, which is an ultrathin shape, and has good portability.
In the embodiment, the trays 3 to 5 on which the disc 2 is mounted are set to 3
Although the sheets are stacked, the number of trays may be appropriately set according to the number of mounted disks 2.

Next, the above-mentioned components of the magazine 1 will be described in more detail with reference to FIG.

In FIG. 2, a tray mounting table 6 for densely stacking the trays 3 to 5 is formed in an L shape by using a resin material, and has an upper surface 6a which is thin and flat and partially rectangular. The side plate portion 6b is integrally projecting upward from the end portion at a right angle. Also, the side surfaces on the upper surface 6a side are side surfaces 6c and 6d facing each other in parallel with each other at a right angle to the side plate portion 6b and spaced apart from each other.
The side plate portion 6b is formed with a side surface 6e facing in parallel at a distance from each other, and further, at a corner where the side surface 6d and the side surface 6e intersect, an R portion having a radius diameter slightly larger than the outer dimension of the disk 2 is formed. 6f is formed.

Further, on the inner side of the side plate portion 6b of the tray mounting table 6 is formed in a stepped shape corresponding substantially to the thickness of the locking portion 6b ₁ tray 3-5, the desired tray as described below ( Three
5 to 5) are selected and separated, when the disc playing portion 60 including the box body 61 integrally including the turntable 63 and the optical pickup 65 shown in FIGS. 10 to 12 faces the lower side of the desired tray, by the engagement portion 69a of the arm body 69 for supporting the 61 swingably enters into the stage of the locking portion 6b _1, the disc 2 of the tray selected central hole 2b
The turntable 63 and the turntable 63 can be aligned with each other. Further, the disc 2 mounted on the lower tray 5 can be easily inserted into and removed from the R portion 6f of the tray mounting table 6 at the shortest distance, and further, the disc playing mechanism unit 60 (see FIG. 10) is provided below the selected and separated lower tray 5. (FIG. 12) can enter at the shortest movement (swing) distance.

Further, a trapezoidal recess 6g ₁ for guiding a magazine slide plate 7 described below in the directions of arrows X ₁ and X ₂ is formed on the back surface 6g of the tray mounting table 6 in a substantially trapezoidal shape so as to be extremely shallow.
The right end of the trapezoidal recess 6g ₁ restricts the movement of the magazine slide plate 7 in the arrow X ₁ direction to move the magazine slide plate 7 to the first position, and the left end thereof causes the arrow X of the magazine slide plate 7 to move.
_The magazine slide plate 7 is moved to the second position by restricting movement in _two directions. Further, a rectangular hole 6h is formed so as to be connected to the trapezoidal recess 6g ₁ and penetrate the side plate portion 6b side. Side 6c, 6d, side and large rectangular hole and stepped slide hole 6i ₁ ~6i ₃ to a small rectangular hole was connected in an L-shape is drilled by respectively penetrating, even more trapezoidal recesses 6g ₁ Rectangular hole 6j
Is pierced and penetrated.

Next, the magazine slide plate 7 which slides back surface 6g side of the tray table 6 in the magazine insertion and removal direction (arrow X _1, X ₂ direction), formed by bending integrally with a thin stainless steel plate Has been done. As will be described later, the magazine slide plate 7 has an important function of arranging the trays 3 to 5 as a portable frame and making the desired trays (3 to 5) in the apparatus 30 separable. That is, the magazine slide plate 7 has an upper surface 7a formed substantially flat in a trapezoidal shape, and the side plate portion 6b and the side surface 6c of the tray mounting table 6 are formed.
Sides 7b to 7e are formed to correspond to 6e, and an inclined portion 7f is formed to correspond to the R portion 6f of the tray mounting table 6. Also, the magazine on the side surface 7b of the slide plate 7 and the contact portion 7b ₁ is formed bent perpendicularly upwardly relative to the upper surface 7a, side 7c, stepped sliding hole 6i ₁ tray table 6 to 7d ～6I ₃ corresponding to the engaging portion (hereinafter, referred to as folded _portion) 7c _1, 7c 2, after 7d ₁ is bent perpendicularly formed at a lower height above the upper surface 7a, the bent portion 7
The upper ends of c ₁ , 7c ₂ and 7d ₁ are bent outward in a horizontally L-shape, and the cut-and-raised pieces 7a ₁ are bent upward in the upper surface 7a. . Abutment 7b ₁ of the magazine slide plate 7 has a function to unlock in the apparatus the lock lever 15 to be described later 30 (FIG. 11), the bent portion (locking portion) 7c
_{1, 7c} 2, 7d ₁ is engaged portion formed on the upper tray 3 to be described later (hereinafter, referred to as L-shaped drooping _portion) 3i 1 _{~3i 3} over the upper tray 3 to sandwich opposite the inner upper It has a function to frame the magazine 1 by locking the movement, and the cut-and-raised piece 7a ₁ has a hook member 9 described below.
To lock the magazine slide plate 7 in the first position. At this time, as will be described later, the L-shaped hanging parts 3i _{1 to} 3i ₃ of the upper tray 3 hang down toward the tray mounting table 6 side and enclose the trays 4 and 5 below the upper tray 3 in a laminated state. Since it is formed as described above, it is not necessary to extend the bent portions 7c ₁ , 7c ₂ , 7d ₁ of the magazine slide plate 7 to the upper tray 3 side, and thus, for example, a thin stainless plate is used as the magazine slide plate 7. However, there is an advantage that it is not deformed. Then, the magazine slide plate 7 has an abutting portion 7b ₁ in the rectangular hole 6h formed in the tray mounting table 6 from the rear surface 6g side to the upper surface 6g.
The protrusions 7a ₁ , 7c ₂ , 7d are projected into the a side and enter.
₁ is a stepped sliding hole 6i _{1 to} 6 formed in the tray mounting table 6
i ₃ protrudes from the back surface 6g side to the top surface 6a side, and further, the cut-and-raised piece 7a ₁ enters the rectangular hole 6j and the back surface 6g.
Side of the magazine slide plate 7 without protruding from the side to the upper surface 6a side, the magazine slide plate 7 is trapezoidal recess 6 of the tray mounting table 6 via the torsion springs 8A and 8B provided on the side surface 7b side.
It is urged to slide in g ₁ in the direction of arrow X ₁ .

In the trapezoidal recess 6g ₁ formed on the back surface 6g side of the tray mounting table 6, a hook member 9 is rotatably supported by being urged clockwise by a torsion spring 11 about a shaft 10. The hook member 9 is inserted into the rectangular hole 6j of the tray mounting table 6 to insert the magazine slide plate 7 therein.
By engaging pieces 7a ₁ raised cut, and locks the magazine slide plate 7 to the first position. The cut-and-raised piece 7a ₁ , the hook member 9, and the torsion spring 11 of the magazine slide plate 7 serve as a magazine slide plate movement restricting means.

Further, the tray mounting the guide groove 6k from the side 6e on the back 6g side of the table 6 is formed by connecting to the trapezoidal recess 6g within _1, the guide groove 6k magazine device 30 described later on the placing part bottom plate 41 Unlocking piece 41a formed on
₁ (FIG. 9, FIG. 11, FIG. 13) enters along with the insertion operation of the magazine 1, and the unlocking piece 41a ₁ pushes the hook member 9 facing the guide groove 6k, so that the hook member 9 is attached to the torsion spring 11. By rotating counterclockwise around the shaft 10 in the figure, the hook member 9 and the cut-and-raised piece 7a ₁ are released from the lock, and the lock release piece 41a ₁ pushes the magazine slide plate 7 Comes to the second position. The locking release piece 41a ₁ serves as a magazine slide plate movement restriction releasing means.

Further, on the side surfaces 6c and 6d of the tray mounting table 6, the upper surface 6a outside the stepped sliding holes 6i _{1 to} 6i ₃ is attached to the apparatus 30 side as the magazine 1 is inserted into the apparatus 30. The tray mounting table supporting portions 41c ₄ , 41c ₅ , 41d ₃ of the magazine mounting portion bottom plate 41 (FIGS. 10 and 13) of FIG.

A magazine positioning hole 6m is shallowly formed on the back surface 6g side of the tray mounting table 6, and a protrusion formed on a sliding member 48 serving as a magazine locking means on the apparatus 30 side is formed in the magazine positioning hole 6m. Portion 48b (FIGS. 11 and 1)
By inserting 3), the magazine 1 is positioned and locked in the device 30 in a state where the tray 1 can be separated.

Next, the plurality of trays 3 to 5 which are densely stacked on the upper surface 6a of the tray mounting table 6 are formed thin and flat using a resin material, and the outer shape of the tray mounting table 6 and the upper surface 6a thereof are substantially the same. The upper surface 6a of the tray mounting table 6 is formed in the same manner.
The upper surfaces 3a-5 of the trays 3-5 corresponding to
a, side surfaces 3b to 3e, 4b to 4e, 5b to 5e, R portion 3
f to 5f and back surfaces 3g to 5g are appropriately attached as necessary. Of these, the side surfaces 3b to 5b are the side plate portions 6b of the tray mounting table 6.
The laminated state is positioned and protected corresponding to the inside of the.

First, the plurality of trays 3 to 5 are composed of an upper tray 3, a middle tray 4 and a lower tray 5 in the embodiment, and these trays 3 to 5 are partially different in external shape.

That is, the upper tray 3 is provided along the side surfaces 3c and 3d with engaging portions for selection (hereinafter referred to as a collar portion) 3c ₁ and 3d _1.
Are formed to have a stepped thin thickness toward the inner side, and the upper tray supporting portion 4 of the magazine mounting portion upper plate 42 (FIGS. 10 and 13) on the apparatus 30 side is provided on the back surfaces of the collar portions 3c ₁ and 3d ₁ .
2c ₁ , 42c ₂ and 42d ₁ can enter.

Inside the collar portions 3c ₁ and 3d ₁ formed on the side surfaces 3c and 3d of the upper tray 3, L-shaped hanging portions (locked portions) 3i _{1 to} 3i ₃ are located below the back surface 3g. It is formed so as to hang down toward the tray mounting table 6 side and enclose the middle tray 4 and the lower tray 5 below the upper tray 3 in a laminated state. The lower ends of the L-shaped hanging portions 3i _{1 to} 3i ₃ are respectively formed. It is formed by bending horizontally inwardly in an L shape. Further, these L-shaped hanging parts 3i _{1 to} 3i ₃ are vertically movable in the stepped sliding holes 6i _{1 to} 6i ₃ formed in the lower tray mounting table 6, and the trays are also movable. It is formed in a length that does not protrude to the back surface 6g side of the mounting table 6,
When entering the stepped slide holes 6i _{1 to} 6i ₃ , the upper tray 3 is positioned in the horizontal and vertical directions with respect to the tray mounting table 6. That is, as will be described later, the upper tray 3
When the L-shaped hanging parts 3i _{1 to} 3i ₃ of the above-mentioned enter into the stepped sliding holes 6i _{1 to} 6i ₃ of the tray mounting table 6 and the magazine slide plate 7 reaches the first position, the L-shaped hanging parts The parts 3i _{1 to} 3i ₃ are bent parts 7 of the magazine slide plate 7.
The L-shaped hanging parts 3i _{1 to} 3i ₃ are stepped sliding holes because they are covered and sandwiched by c ₁ , 7c ₂ and 7d ₁ from the upper inside to oppose each other and the upward movement of the upper tray 3 is locked. 6i ₁
Can not be from coming out of the ~6i within ₃ upwards, whereas, when the magazine slide plate 7 is led to the second position, L
The character-shaped hanging parts 3i _{1 to} 3i ₃ are bent parts 7c ₁ , 7c ₂ , 7
Since the lock is released from d _{1, the} stepped sliding hole 6i ₁
It is possible to slip upward from within ~ 6i ₃ .

Next, the side surface 4c of the middle tray 4, the 4d, the recess _4c 1 for escaping the L-shaped suspended portion _3i 1 _{~3i 3} of the upper tray _3, 4c 2, 4d ₁ is a side 4c, 4d
5c ₃ , 5 which are formed toward the inner side of the bottom of the lower tray 5 and are connected to the lower tray 5 for selection (hereinafter referred to as a partial collar portion).
c _4, (5d ₂₎ recesses _4c 3 to flee, _4c 4,
4d ₂ is formed toward the inside of the side surfaces 4c, 4d, and further, the engaging portions for selection (hereinafter, referred to as partial collar portions) 4c ₅ , 4
The c ₆ and 4d ₃ are formed in a stepped thin wall so as to partially project outside the side surfaces 4c and 4d to the same projecting position as the flange portions 3c ₁ and 3d _{1 of the} upper tray 3. The partial brim portions 4c ₅ , 4c ₆ , 4d ₃ of the middle tray 4 have tray selection portions 43 of the first tray selection plate 43 (FIG. 13) on the device 30 side.
c ₁ , 43c ₂ , 43d ₁ and the second tray selection plate 44
(FIG. 13) tray selection units 44c ₁ , 44c ₂ , 44d
₁ can enter selectively.

Next, the side surfaces 5c, (5d) of the lower tray 5
The recesses _{5c 1,} 5c 2 for escaping the L-shaped suspended portion _3i 1 _{~3i 3} of the upper tray 3 and (5d ₁₎ side 5
c, (5d) is formed toward the inner side, and the partial flange portions 5c ₃ , 5c ₄ , (5d ₂ ) rise to the side of the middle tray 4 stacked on the lower tray 5 and are recessed 4 of the middle tray 4.
After entering the inside of c ₃ , 4c ₄ , 4d ₂ , the middle tray 4
At the same height as the partial collar portions 4c ₅ , 4c ₆ , 4d ₃ ,
Moreover, the stepped thin wall is formed by partially projecting outward from the side surfaces 5c, (5d) to the same projecting position as the partial brim portions 4c ₅ , 4c ₆ , 4d ₃ . The first flange on the device 30 side is also provided on the partial flange portions 5c ₃ , 5c ₄ , (5d ₂ ) of the lower tray 5.
The tray selection section 43c _{1 of} the tray selection plate 43 (FIG. 13),
43c ₂ , 43d ₁ and the second tray selection plate 44 (see FIG.
The tray selection sections 44c ₁ , 44c ₂ , 44d _{1 of} 3) can be selectively inserted.

Next, the upper surfaces 3a (to 5a) of the trays 3 to 5
A central hole 3a ₁ (~ 5a ₁ ), which is slightly larger than the central hole 2b of the disk 2, is formed in the substantially central portion of the back surface 3g (~ 5g).
Are formed so as to penetrate through, and these central holes 3a are formed.
R on the back surface 3g (to the side of 5g) with ₁ (to 5a ₁ ) as the center
Circular recess 3g for accommodating the disc 2 inserted from the disc insertion / removal ports of the portions 3f to 5f (only 5f ₁ is shown in FIG. 3)
₁ (up to 5 g ₁ ) is one size larger than the outer dimension of the disc 2 and is formed in a concave shape to the thickness of the disc 2. In particular, the disc insertion / removal openings formed in the R portions 3f to 5f of the trays 3 to 5 are thinner than other peripheral portions so that the discs 2 can be inserted and removed even when the trays 3 to 5 are densely stacked. The disk 2 is formed so as not to damage the disk 2 and prevent dust and the like from entering.

Further, the back surface of the trays 3 to 5 is 3 g (to 5 g).
Side), the side surfaces 3d, 3e, (4d, 4) of the trays 3-5.
e) and (5d, 5e), the outer peripheral portion 2 of the disk 2
A pair of disk gripping levers 12A and 12B for gripping a are rotatably supported through a central hole 2b of the disk 2.
These disk gripping levers 12A and 12B are located near the corner where the side surface 5b and the side surface 5d of the lower tray 5 intersect, as shown in an enlarged view of the lower tray 5 as an example in FIG.
The disk gripping lever 12A is provided in the vicinity of a corner where the side surface 5c and the side surface 5e intersect with each other. Axis 13
The disk 2 is gripped by being biased counterclockwise by a torsion spring 14B around B. At this time, the disc gripping portions 12a ₁ and 12b ₁ formed at one end of the disc gripping levers 12A and 12B grip the outer peripheral portion 2a of the disc 2 and the pressing portion 12a formed at the other end via the shafts 13A and 13B. ₂ and 12b ₂ are recesses 5 formed on the side surfaces 5d and 5e.
Facing d ₃ , 5e ₁ . And these pressing parts 1
The disc grip release levers 80A and 80B (FIG. 17) on the device 30 side can come into contact with 2a ₂ and 12b ₂ .

Further, the disk gripping levers 12A, 12B
For example, when the lower tray 5 is taken as an example, the disc grips 12a ₁ and 12b ₁ are arranged at the R portion 5 of the lower tray 5.
a straight line that is substantially perpendicular to the insertion / removal direction of the disc 2 that is inserted / removed from f and that is offset by a slight dimension δ mm approximately parallel to the insertion / removal side of the disc 2 with respect to a straight line that passes through the center of the center hole 2b of the disc 2; The discs 2 are arranged so as to face each other in the vicinity of the position where the outer peripheral portion 2a of the disc 2 intersects, that is, set on the insertion / removal side of the disc 2. Therefore, when the disc 2 is inserted into the lower tray 5, the disc grip lever 12
When the disk 2 is inserted from the R portion 5f against the torsion springs 14A, 14B while the A, 12B are biased by the torsion springs 14A, 14B, the torsion springs 14A, 1
The component force from the disc gripping portions 12a ₁ and 12b ₁ to the outer peripheral portion 2a of the disc 2 by 4B acts as a force to pull the disc 2 into the lower tray 5, so that the disc 2 can be reliably inserted into the lower tray 5. However, there is an advantage that the disc 2 is difficult to be detached from the lower tray 5 when the magazine 1 is carried. Of course, the upper tray 3 and the middle tray 4
The arrangement positions of the disk gripping portions 12a ₁ and 12b ₁ of the disk gripping levers 12A and 12B provided on the above are also offset to the insertion / removal side of the disk 2 in the same manner as described above. The disc gripping levers 12A and 12B are provided so as not to project to the stacking side when the trays 3 to 5 are stacked.

Returning to FIG. 2, the side plate portion 6b of the tray mounting table 6 is shown.
A lock lever 15 for locking the disc gripping lever 12A that is rotatably supported by the trays 3 to 5 is rotatably supported by being urged clockwise by a torsion spring 17 about a shaft 16 on an upper surface 6a on the inner side of the. There is. This lock lever 1
Reference numeral 5 has a function of prohibiting the insertion / removal of the disk 2 by locking the disk holding lever 12A, and the insertion / removal of the disk 2 is allowed when the lock of the disk holding lever 12A is released by the unlocking operation. . Further, the lock lever 15 passes through the recesses (5b ₁ ), 4b ₁ formed inward from the side surfaces 5b, 4b of the lower tray 5 and the middle tray 4, and the upper operating portion 15
a faces the through elliptical hole 3a ₂ formed in the upper tray 3. Then, as shown in an enlarged view in FIG. 4 (A), when the trays 3 to 5 are stacked, the lock lever 15 locks the disk gripping lever 12A rotatably supported on the trays 3 to 5 by locking one end of the lock lever 15. because it rotates in the clockwise direction by the torsion spring 17 about the shaft 16 to the engaged portion 12a ₃ vicinity of the formed locking portion 15b is rotated supported by the tray 3 to 5 disk gripping lever 12A, the disc gripping even presses the pressing portion 12a ₂ of the lever 12A will be the engaged portion 12a ₃ comes into contact with the locking portion 15b of the lock lever 15, the disc gripping lever 12A is rotated around the shaft 13A counterclockwise You will not be able to. At this time, the locking portion 15b of the lock lever 15 is engaged with the plurality of disc gripping levers 12 pivotally supported by the trays 3 to 5.
A is locked at the same time. Therefore, the lock lever 15
Is locking the disk gripping lever 12A,
Since the disc gripping portion 12a ₁ of the disk gripping lever 12A is securely grip the disk 2, the mobile when the magazine 1, prevents the disk 2 is inadvertently disengaged from the tray 3 to 5 due to vibration, the magazine 1 The quality and reliability of can be improved. In addition, the disc grip lever 12
Since A is indirectly locked via the lock lever 15, only the biasing force of the torsion spring 14A is applied to the outer peripheral portion 2a of the disc 2, so that the disc 2 is not damaged.

Further, as shown enlarged in FIG.
In order to manually unlock the disc grip lever 12A from the lock lever 15, the operation portion 15a of the lock lever 15 facing the through elliptical hole 3a ₂ (FIG. 2) formed in the upper tray 3 is attached to the tray mounting table 6. When it moves to the side plate portion 6b (FIG. 2) of the lock lever 15 of the lock lever 15,
By rotating the shaft 16 counterclockwise about the shaft 16 against the torsion spring 17, the locking portion 15b is separated from the vicinity of the locked portion 12a _{3 of} the disk holding lever 12A, so that the disk holding lever 12A is pressed. Even if the portion 12a ₂ is pressed, there is a gap in which the locked portion 12a ₃ can be rotated, and the disk gripping lever 12A can be rotated counterclockwise about the shaft 13A, so that it is in the unlocked state. In this way, the operating portion 15a of the lock lever 15 has the upper tray 3
Since it is provided on the upper surface 3a side, the operability is good, and as will be described later, the operation portion 15a of the lock lever 15 can be operated when the disk 2 is inserted or removed. On the other hand, when the magazine 1 is inserted into the device 30 (FIG. 11), the magazine slide plate 7 reaches the second position with the insertion operation of the magazine 1, and at this time, the magazine slide plate 7 formed on the magazine slide plate 7 as described above. The contact portion 7b ₁ (FIG. 2) is locked from the inside of the rectangular hole 6h formed in the tray mounting table 6 to the lock lever 15
By contacting the contacted portion 15c of the lock lever 15c (FIGS. 2 and 9), the locking portion 15b of the lock lever 15 rotates counterclockwise around the shaft 16 against the torsion spring 17. In the same way as the disk gripping lever 12A, lock lever 1
It can be unlocked from 5.

Returning to FIG. 2 again, the back surface 3g of the upper tray 3
On the side, a disc ejection lever 18 for ejecting the disc 2 is rotatably supported while being retracted from the outer peripheral portion 2a of the disc 2 by being biased counterclockwise by a torsion spring 20 around a shaft 19. In addition, the upper surface 3 of the upper tray 3
A fan-shaped grooved guide recess 3a ₃ is formed extremely shallow in a, and a fan-shaped operation lever 21 is slidable in the grooved guide recess 3a ₃ in the directions of the arrows W ₁ and W _2. There is. The operation lever 21 is fitted into the disc ejection lever 18 on the back surface 3g side from the groove 3a ₃₁ of the grooved guide recess 3a ₃ and is integrally connected, and operates the operation lever 21 in the directions of the arrows W ₁ and W _2. As a result, the disc ejection lever 18 is rotatable. As described above, since the operation lever 21 connected to the disc ejection lever 18 is provided on the upper surface 3a side of the upper tray 3, the disc ejection lever 18 can be operated flatly and the operability of the disc ejection lever 18 can be improved. Has become. Further, the disc ejection lever 18 is provided on the upper surface 4 of the middle tray 4 and the lower tray 5.
a, through the through holes 4a ₂ and (5a ₂ ) formed in (5a). As described above, since the operation portion 15a of the lock lever 15 is provided on the upper surface 3a side of the upper tray 3, the operability is good, and the operation portions 15a are also shown in FIGS. 3 and 5A to 5C.
As shown in the enlarged view, the disc pushing-out portions 18a to 18c formed on one end side of the disc ejecting lever 18 have different lengths and heights depending on the discs 2 mounted on the stacked trays 3 to 5. It is formed like a step. That is, the disc push-out portion 18 of the disc ejection lever 18
The arm lengths L _{1 to} L ₃ between a to 18c and the rotation fulcrum of the disc ejection lever 18 are sequentially extended with different heights. Here, the disc pushing portion 18a is formed shorter for the upper tray, the disc pushing portion 18b is formed longer for the middle tray than for the upper tray, and the disc pushing portion 18c is formed longer for the lower tray than for the middle tray. ing. Further, the disc push-out portions 18a to 18c of the disc ejection lever 18 are retracted from the outer peripheral portion 2a of the disc 2 except when the disc 2 is removed (ejected) from the trays 3 to 5. As a result, as will be described later, the disc push-out portions 18a to 18a-1 are provided only when the disc 2 is removed (discharged) from the trays 3 to 5.
8c is brought into contact with the outer peripheral portion 2a of the disk 2 to urge the disk gripping levers 12A and 12B.
Since the disc 2 is pushed out from the R portions 3f to 5f of the trays 3 to 5 on the disc insertion / ejection side while resisting 14B,
The push-out discs 2 are pushed out in a stepwise manner from the R portions 3f to 5f with different push-out amounts and heights, that is, the disc push-out portions 18a to 18c are pushed out in order from the upper stage to the lower stage by the above length setting. Is larger, the disk 2 can be easily taken out.

In the above structure, the lock lever 15 for locking the disc gripping lever 12A and the disc ejection lever 18 having the stepwise disc pushing portions 18a to 18c are the tray-separable magazine 1 in the embodiment. It was applied to the explanation, but it is not limited to this.
It is obvious that the disc can be inserted into and removed from the tray when it is portable, and that it can be applied to a conventional structure in which a plurality of trays having discs are stacked.

{Usage form of disc storage magazine} FIG. 6
10 to 10 are views for explaining the usage of the disk storage magazine according to the present invention.

Here, a usage pattern of the magazine 1 having the above-mentioned structure will be described. The operation associated with the device 30 will be briefly described here, and the details will be described later in the automatic disk playing device 30.

First, in the usage mode of the magazine 1 shown in FIGS. 6A to 6C, the trays 3 to 5 having the disks 2 mounted thereon are densely stacked on the tray mounting table 6 as in FIG. The magazine slide plate 7 that has reached the first position is in a state of being integrally framed so as to be portable. That is, when the magazine 1 is integrally framed so as to be portable, first, the magazine slide plate 7 is inserted from the back surface 6g side of the tray mounting table 6.
Of the bent portion _{7c 1, 7c 2,} 7d 1 was inserted into the stepped slide holes _6i 1 _{~6i 3} of the tray mounting table 6, direction of arrow _{X 2} and resistor the magazine slide plate 7 torsion spring 8A, the 8B And slide it to the second position. Then trays 3-5
The side surfaces 3b to 5b of the tray mounting table 6 inside the side plate portion 6b of the tray mounting table 6, and the L-shaped hanging portion 3 of the upper tray 3 from above.
i _{1 to} 3i ₃ are stepped sliding holes 6i ₁ to of the tray mounting table 6
The trays 3 to 5 are densely stacked on the tray mounting table 6 when the trays 3 to 5 are inserted into the tray 6i ₃ . Here, when the magazine slide plate 7 is slid in the arrow X ₁ direction by the urging force of the torsion springs 8A and 8B to move to the first position, the hook member 9 is rotated clockwise by the urging force of the torsion spring 11 to rotate the magazine. the cut-and-bent segments 7a ₁ of the slide plate 7 engaged, i.e., the magazine slide plate 7 is locked to the first position. Further, when the magazine slide plate 7 reaches the first position, the bent portions (locking portions) 7c ₁ , 7c ₂ , of the magazine slide plate 7,
7d ₁ is a stepped sliding hole 6i _{1 to} 6i _{3 of the} tray mounting table 6.
It is engaged for locking the upward movement of the upper tray 3 covers sandwiching opposite L-shaped hanging portion of the upper tray 3 that enters within the (locked portion) 3i ₁ ~3i ₃ from inside the upper Therefore, the L-shaped hanging parts 3i _{1 to} 3i ₃ have stepped sliding holes 6i ₁
Cannot escape upwards from within ~ 6i ₃ . For example, as partially enlarged in FIG. 6C, the L-shaped hanging portion 3i ₁ of the upper tray 3 is formed by bending the lower end into an L-shape to form a large rectangular hole 6i ₁₁ of the stepped sliding hole 6i _1. On the other hand, the bent portion 7c ₁ of the magazine slide plate 7 is connected to the vertical bent portion 7c ₁₁ and bent in the opposite L-shape to form a horizontal bent portion 7c ₁₂ inside the L-shaped hanging portion 3i ₁ . The horizontal bending portion 7c is locked while facing and covering from above.
_Since a part of ₁₂ is in contact with the upper surface 6a of the tray mounting table 6, the upper tray 3 cannot move upward, and the magazine slide plate 7 cannot drop downward from the tray mounting table 6 either. Thus, the trays 3 to 5 are densely stacked on the tray mounting table 6 to form a framework.

Next, FIG. 7 shows a state in which the disc 2 is inserted into the trays 3 to 5 from the R portions 3f to 5f of the trays 3 to 5 in a state where the magazine 1 is framed so as to be portable.
In this state, the magazine slide plate 7 is locked at the first position. Here, the upper surface 3a of the upper tray 3 is manually
Side, the operating portion 15a of the lock lever 15 is moved to the side plate portion 6b side of the tray mounting table 6, and the disc grip lever 12A is moved.
Is unlocked from the lock lever 15. afterwards,
When the disc 2 is inserted from the R portions 3f to 5f of the trays 3 to 5, the disc 2 is gripped by the disc gripping levers 12A and 12B supported by the trays 3 to 5. At this time, the disk 2 is moved to the disk gripping levers 12A, (12
It is inserted while resisting the torsion springs 14A and (14B) that bias B). Further, as described above, the disc gripping portions 12a ₁ of the disc gripping levers 12A, (12B),
Since (12b ₁ ) is set on the insertion / removal side of the disc 2, the disc 2 is reliably drawn into the trays 3-5.

Next, FIG. 8 shows a state in which the disc 2 is detached from the R portions 3f to 5f of the trays 3 to 5 to the outside of the trays 3 to 5 with the magazine 1 being framed so as to be portable.
Also in this state, the magazine slide plate 7 is locked at the first position, and the disc gripping lever 12A is unlocked from the lock lever 15. Here, when the operation lever 21 connected to the disc ejection lever 18 is operated in the direction of the arrow W ₂ from the upper surface 3a side of the upper tray 3, the disc push-out portions 18a to 18c of the disc ejection lever 18 are operated.
Also rotates in the arrow W ₂ direction around the shaft 19, disc pushing section is formed stepwise have Chigae height 18a~18
c is the outer peripheral portion 2a of the disc 2 held by the trays 3 to 5
The discs 2 are simultaneously pushed out of the R portions 3f to 5f while resisting the torsion springs 14A and (14B) that urge the disc gripping levers 12A and 12B. At this time, the discs 2 extruded from the R portions 3f to 5f are extruded in a stepwise manner with different extruding amounts and heights, so that the discs 2 can be easily taken out. It should be noted that if the disc gripping lever 12A is locked by the lock lever 15, insertion / removal of the disc 2 is prohibited, and the disc 2 is not accidentally detached from the trays 3-5 even when vibration is applied during carrying.

Next, in the usage mode of the magazine 1 shown in FIGS. 9 (A) to 9 (C), the magazine 1 is replaced by the device 30 (FIG. 11).
By inserting into the inside, the protrusion 48b formed on the sliding member 48 (FIG. 11) serving as a magazine locking means enters the magazine positioning hole 6m of the tray mounting table 6 in accordance with the inserting operation, and the sliding member 48 is inserted. By moving the tray mounting table 6 to the inner side of the apparatus 30 integrally with the apparatus, the magazine 1 is positioned and locked in the apparatus 30 in a state where the trays can be separated. Further, as described above, the tray mounting table 6 is accompanied by the insertion operation.
In the guide groove 6k of the magazine mounting portion bottom plate 41 on the device 30 side.
The unlocking piece 41a ₁ formed in (FIG. 11) enters from the direction of the arrow X ₂ , and the unlocking piece 41a ₁ comes into contact with the hook member 9 so that the hook member 9 and the cut-and-raised piece 7a ₁ of the magazine slide plate 7 are formed. And the lock release piece 4
1a ₁ further pushes the magazine slide plate 7 in the arrow X ₂ direction, so that the magazine slide plate 7 reaches the second position from the first position. Also, when the magazine slide plate 7 reaches the second position, the bent portions 7c ₁ , 7c ₂ ,
7d ₁ is a stepped sliding hole 6i _{1 to} 6i _{3 of the} tray mounting table 6.
L-shaped hanging parts 3i ₁ to 3 of the upper tray 3 that have entered the inside
Since the engagement with i ₃ is released and it is retracted to the left, the L-shaped hanging parts 3i _{1 to} 3i ₃ can be pulled out upward from within the stepped sliding holes 6i _{1 to} 6i ₃ . For example, FIG. 9 (C)
As partly enlarged to L-shaped hanging part 3 of upper tray 3
i ₁ Although intrudes into the large rectangular hole _{6i 11} of the stepped slide hole 6i _1, whereas, the vertical bent portion _{7c 11} of the bent portion 7c ₁ of the magazine slide plate 7 is stepped slide hole 6i ₁ It enters into the small rectangular hole 6i ₁₂ and the horizontal bending portion 7c
₁₂ is retracted from the L-shaped hanging part 3i ₁ and is placed on the tray mounting table 6
Since it is in contact with the upper surface 6a of the tray 3, the L-shaped hanging portion 3i ₁ of the upper tray 3 can be moved upward from within the large rectangular hole 6i ₁₁ , and the trays 3 to 5 can be separated.

Next, as shown in FIGS. 10A to 10C, a desired tray is selected and separated in the apparatus 30 with the magazine slide plate 7 reaching the second position. Shows the state, (A) shows the case where the lower tray is separated, (B) shows the case where the middle tray is separated,
(C) shows the case where the upper tray is separated. still,
Here, the side surfaces 3c to 5c of the trays 3 to 5 and the side surface 6c of the tray mounting table 6 will be described. First, (A) ~
The common operation at the time of tray selection and separation in (C) is that the magazine on the apparatus 30 side is attached to the upper surface 6a outside the stepped sliding holes 6i ₁ and 6i _{2 of} the tray mounting table 6 in accordance with the insertion operation of the magazine 1. The tray mounting table supporting portions 41c ₄ and 41c _{5 of the} mounting section bottom plate 41 (FIG. 13) enter and press the tray mounting table 6 onto the magazine mounting section bottom plate 41, while the device is mounted on the collar section 3c ₁ of the upper tray 3. The upper tray supporting portions 42c ₁ and 42c ₂ of the magazine placing portion upper plate 42 (FIG. 13) on the side of 30 enter and support the upper tray 3 on the magazine placing portion upper plate 42. Further, the magazine tray upper plate 42 that moves upward via the lifter plate 45 (FIG. 13) lifts the upper tray 3 integrally upward. At this time, the upper tray 3 is always lifted to a predetermined fixed height H position with respect to the tray mounting table 6 regardless of which tray 3 to 5 is selected.

Next, the individual operations for selecting the trays 3 to 5 of each stage will be described. As shown in FIG. 10A, when the lower tray 5 is selected, the upper tray 3 and the middle tray 4 supported by the magazine placing portion upper plate 42 are stacked on the lower tray 5 while the lower tray 5 is being stacked. Part of the collar part 5
c ₃ and 5c ₄ are tray selection units 44c ₁ and 44c of the second tray selection plate 44 (FIG. 13) on the magazine mounting unit upper plate 42 side.
₂ supported above. At this time, although not shown, the first tray selection plate 43 on the magazine loading section bottom plate 41 side
The tray selectors 43c ₁ and 43c ₂ of FIG. 13 are retracted to the lower right. On the other hand, since the tray mounting table 6 is held on the magazine mounting section bottom plate 41, the predetermined interval K is maintained between the lower tray 5 and the tray mounting table 6. The disc playing mechanism 60 can be inserted into the predetermined space K. At this time, turntable 63
Also, the locked portion 69a of the arm body 69 supporting the disc playing portion 60 having the optical pickup 65 is locked to the locking portion 6b ₁ formed inside the side plate portion 6b of the tray mounting table 6, The center hole 2b of the disc 2 and the turntable 63 can be surely aligned with each other. Therefore, since the disc 2 can be played at the place where the magazine 1 is placed, it is not necessary to separately provide a playing place for the disc 2, and the occupied area on the device 30 side can be set small, which contributes to downsizing of the device 30. it can.

Next, as shown in FIG. 10B, when the middle tray 4 is selected, the upper tray 3 supported by the magazine loading section upper plate 42 is kept stacked on the middle tray 4.
The partial collar portions 4c ₅ and 4c ₆ of the middle tray 4 are connected to the tray selecting portions 44c ₁ and 44c ₂ of the second tray selecting plate 44 (FIG. 13).
Support upwards. On the other hand, the partial brim portions 5c ₃ and 5c ₄ of the lower tray 5 are pressed onto the tray mounting table 6 by the tray selecting portions 43c ₁ and 43c ₂ of the first tray selecting plate 43 (FIG. 13). As a result, the predetermined space K is maintained between the middle tray 4 and the lower tray 5.

Next, as shown in FIG. 10C, when the upper tray 3 is selected, the upper tray 3 has already been supported above by the magazine loading section upper plate 42 (FIG. 13), and , The partial flange portions 4c ₅ , 4c _{6 of} the middle tray 4 and the partial flange portions 5c ₃ , 5c ₄ of the lower tray 5 to the tray selecting portions 43c ₁ , 43c ₂ of the first tray selecting plate 43 (FIG. 13).
It is pressed onto the tray mounting table 6 by. This allows
A predetermined distance K is maintained between the upper tray 3 and the middle tray 4. At this time, although not shown, the tray selecting portions 44c ₁ and 44c of the second tray selecting plate 44 (FIG. 13) are provided.
Aligns with the first tray selection plate 43 (FIG. 13) and is retracted to the upper left.

Incidentally, although the height position of the predetermined interval K with respect to the tray mounting table 6 is different according to the selected trays 3 to 5, the disc playing mechanism section 60 is appropriately moved up and down (in the directions of arrows Z ₁ and Z ₂ ). ) It moves so as to come within a predetermined interval K.

{Structure of automatic disk playing device} where
FIG. 1 shows the overall structure of an automatic disk playing device 30 which employs the disk storage magazine 1 of the present invention having the above-described structure.
This will be described with reference to FIGS.

FIG. 11 is a perspective view showing the entire structure of an automatic disk playing device employing the disk housing magazine according to the present invention and showing the initial state. FIG. 12 shows the disk housing magazine separated in the automatic disk playing device. FIG. 13 is a perspective view showing a state, and FIG. 13 is an exploded perspective view of a magazine placing mechanism portion in the automatic disc playing device.

The disk automatic performance device 30 (hereinafter also referred to as the device 30) shown in FIGS. 11 and 12 uses the disk storage magazine 1 according to the present invention described above, and the magazine 1 is the base of the device 30. The magazine 1 is inserted into the magazine mounting mechanism 40 provided on the chassis 31
9, the magazine 1 is positioned and locked in the magazine mounting mechanism 40 in the tray-separable framework state shown in FIG. 9, and at this position, the trays 3 to 3 densely stacked on the tray mounting table 6 are mounted. 5, a desired tray is selected, the desired tray is separated below the desired tray so as to maintain a predetermined distance K, and the swingingly supported disc playing mechanism section 60 is placed below the desired tray. It is characterized in that only the disc 2 mounted on the desired tray is chucked on the turntable 63 and played by the optical pickup 65.

In the automatic disc playing device 30, the ultra-thin magazine 1 containing compact discs is used.
When adopting, the external dimensions of the device 30 are the well-known DIN standard size (width x depth x height = 180 x 150 x 50 m).
m), which is compactly housed, and is optimal for vehicle use, for example.

First, referring to FIG. 11, the magazine placement mechanism section 40 includes a magazine placement section bottom plate 41 fixed on the chassis 31 with a gap, and a magazine placement section bottom plate 41 facing the magazine placement section bottom plate 41 with a gap. It is framed in a box shape with a magazine placing section upper plate 42 supported by a placing section bottom plate 41 so as to be vertically movable. Further, a magazine insertion / removal port M is opened on the front side between the magazine mounting portion bottom plate 41 and the magazine mounting portion upper plate 42. It is formed when the upper plate 42 is lowered.

Further, the back surface 41 of the bottom plate 41 of the magazine mounting portion
In g, a first tray selection plate 43 for selecting a desired tray from the trays 3 to 5 forming the magazine 1 is connected to a drive source (not shown), and the arrow X ₁ , It is slidably supported in the X ₂ direction. On the other hand, on the upper surface 42a of the magazine mounting portion upper plate 42, a second tray selection plate 44 for selecting a desired tray is connected to the first tray selection plate 43 before the magazine 1 is separated, and the upper surface is integrally formed. 42a slides in the directions of arrows X ₁ and X ₂ , and
After the magazine 1 is separated, it is held at a position where it is moved up and moved integrally with the magazine placing portion upper plate 42. In the embodiment, the first and second tray selection plates 43 and 44 are slidable in the direction of the arrow X _{1 by a} predetermined distance according to the desired trays to be selected by matching the phases of both. However, the method of independently driving each is also possible.

The back surface 41g of the first tray selection plate 43
On the side, a lifter plate 45 for moving the magazine placement section upper plate 42 up and down is connected to a drive source (not shown), and is supported by the magazine placement section bottom plate 41 slidably in the directions of the arrows X ₁ and X _2. ing. Then, when the lifter plate 45 is slid in the arrow X ₂ direction, the magazine placement section upper plate 42 is moved upward.

Next, the magazine mounting mechanism section 40 having the above structure will be disassembled into FIG. 13 in combination with FIG. The magazine placing section bottom plate 41, the magazine placing section upper plate 42, the first tray selecting plate 43, the second tray selecting plate 44, and the lifter plate 45 described above are formed by bending using a sheet metal member. Since the magazine placing section bottom plate 41 and the magazine placing section upper plate 42 are formed in correspondence with the shape of the magazine 1, the magazine placing section bottom plate 41 side corresponds to the magazine 1 and the upper surface 41a and the side surface. 41b to 41e, R
The portion 41f and the back surface 41g are attached, and the magazine mounting portion upper plate 42 is attached in the same manner.

That is, the side surface 41b of the magazine placing bottom plate 41 fixedly installed is opened for inserting and removing the magazine 1,
The side surfaces 41c and 41d are vertically bent upward. In addition, the side surfaces 41c and 41d are connected to each other to the side surface 41b.
Upper guide portion _41c 1 by bending of the upper, 41d ₁ are formed, these upper guide portion _41c 1, 41d ₁
Guides the magazine loading section upper plate 42 moved upward and the separated trays 3 to 5 upward, and positions them firmly upward. Further, on the side surfaces 41c and 41d of the magazine placing section bottom plate 41, vertical guide grooves 41c for guiding the magazine placing section upper plate 42 up and down are provided.
₂ , 41c ₃ and 41d ₂ are formed vertically. Further, on the side surfaces 41c and 41d of the magazine placing section bottom plate 41, the tray placing table supporting sections 41c ₄ , 41c ₅ for pressing the tray placing table 6 which is the base of the magazine 1 onto the upper surface 41a of the magazine placing section bottom plate 41. , 41d ₃ are respectively bent inward in a U-shape. These tray mounting table supporting portions 41c ₄ , 41c ₅ , 41d ₃ are provided on the side surfaces 6c of the tray mounting table 6 as the magazine 1 is inserted.
The tray mounting table 6 is adapted to enter the upper surface 6a on the 6d side and press the tray mounting table 6 against the magazine mounting section bottom plate 41 to support it.

The upper surface 41 of the bottom plate 41 of the magazine mounting portion
An unlocking piece 41a _{1 for} unlocking the magazine slide plate 7 of the inserted magazine 1 is formed by cutting and raising upward at the back of a. That is, when the framed magazine 1 is inserted from the side surface 41b side of the magazine mounting section bottom plate 41,
As the magazine 1 is inserted, the unlocking piece 41a ₁ enters the guide groove 6k formed on the back surface 6g of the tray mounting table 6 and hooks the magazine slide plate 7 that has reached the first position. The lock release piece 41a ₁ has a function of moving the magazine slide plate 7 to the second position (FIG. 9) in the direction of the arrow X _{2 while} releasing the lock.

In addition, the upper surface 41 of the magazine mounting section bottom plate 41
A long rectangular sliding hole 41a ₂ is formed in the back of a. Further, a lever 47 which rotates from the rear surface 41g side about the shaft 46 is provided, and a sliding member 48 which is a magazine locking means suspended at the tip of the lever 47 is fitted in the sliding hole 41a _2. ing. Here, the sliding member 48
Is provided with a front end regulating portion 48a that regulates a position forward of the tray mounting table 6 in the insertion direction, and a magazine positioning hole 6m formed on the rear surface 6g of the tray mounting table 6 on the front side.
Projecting portion 48b to be fitted is formed so as to be infested the sliding hole 41a in ₂ is biased leaf spring (not shown). When the magazine 1 is manually inserted, the front side of the tray mounting table 6 in the insertion direction is brought into contact with the tip regulation portion 48a to regulate the position, and the projection 48b is provided in the magazine positioning hole 6m. When fitted by the biasing force of not), the magazine 1 and the sliding member 48 integrally with the arrow X ₁
And the lever 47 pivots about the shaft 46 in the clockwise direction. Thereafter, the drive source (not shown) connected to the lever 47 automatically inserts the magazine 1 deeply through the sliding member 48 suspended from the tip of the lever 47. Here, the magazine 1 inserted all the way to the back is a side surface 4 at the back in the insertion direction of the magazine mounting portion upper plate 41.
The positioning stopper portion 41e ₁ bent upward from 1e is brought into contact with the positioning stopper portion 41e ₁ to be positioned and mounted at a predetermined mounting position.

The side surface 41 of the bottom plate 41 of the magazine mounting portion
A stopper portion 41 for preventing erroneous insertion is provided at the end of the R portion 41f on the d side.
f ₁ is formed by bending upward. Here, since the erroneous insertion preventing stopper portion 41f ₁ is formed at the end of the R portion 41f, when the magazine 1 is inserted from the wrong direction, the R portions 3f to 5f of the trays 3 to 5 or the tray mounting table 6 are provided.
Since it does not coincide with the R portion 6f, it is possible to reliably detect erroneous insertion of the magazine 1. Further, the R portion 41f of the magazine placing bottom plate 41 is provided with a disc playing mechanism portion 6 which will be described later and is swingably supported.
It is opened so that 0 can be seen.

Next, the magazine placing portion upper plate 42, which is opposed to the magazine placing portion bottom plate 41 at a distance and is supported by the magazine placing portion bottom plate 41 so as to be vertically movable, has a side surface 42b.
Is opened for inserting / removing the magazine 1, and the side surfaces 42c, 42d are partially bent downward,
Pins 50A to 5 fixed to these side surfaces 42c and 42d
Side 41c of the portion bottom plate 41 mounting the magazine to 0C, and fitted from the inside of the 41d to the vertical guide grooves _{41c 2, 41c 3, 41d 2} . Therefore, the magazine placing portion upper plate 42 is framed in a box shape so as to be vertically movable with respect to the magazine placing portion bottom plate 41. In addition, the side surface 4 of the magazine mounting portion upper plate 42
Upper tray support portions 42c ₁ , 42c ₂ , 42d ₁ for supporting the flange portions (engagement portions for selection) 3c ₁ , 3d ₁ of the upper tray ₃ are respectively formed in U-shapes on the inner sides 2c, 42d. It is bent and formed. These upper tray supporting portions 42c ₁ , 42c ₂ , 42d ₁ are inserted into the back surfaces of the flange portions 3c ₁ , 3d ₁ of the upper tray 3 in accordance with the inserting operation of the magazine 1 to move the upper tray 3 upward. The upper plate 42 is supported. Further, notches for escape are appropriately formed on the side surfaces 42c and 42d of the magazine placing portion upper plate 42, and the side surface 4 is provided at the rear side in the insertion direction.
A stopper portion 42e ₁ for positioning the separated trays 3 to 5 is bent downward on 2e. Further, the R portion 42f of the magazine placing portion upper plate 42 is opened so that a later-described disc playing mechanism portion 60 which is swingably supported can face.

Next, the back surface 41 of the magazine mounting section bottom plate 41
The first tray selection plate 4 that slides g in the directions of the arrows X ₁ and X ₂
3 is connected to a drive source (not shown), that is, a pin 49 in which guide inner grooves 43a ₁ and 43a ₂ formed on the upper surface 43a are fixed to the back surface 41g of the magazine mounting section bottom plate 41.
It is fitted to A and 49B. Further, the tray selection portions 43c ₁ , 43c ₂ , 43d ₁ formed by partially rising upward from the side surfaces 43c and 43d of the first tray selection plate 43 and bending inwardly toward the inside of the first tray selection plate 43 are mounted on the magazine mounting portion bottom plate. It is inserted in the notch portions 41c ₅ and 41d ₄ formed on the side surfaces 41c and 41d of 41. Therefore, the tray selection portions 43c ₁ , 43c ₂ , 4 of the first tray selection plate 43 are
3d ₁ is the side surfaces 41c, 41 of the bottom plate 41 of the magazine mounting portion.
By selectively moving the inside of d, the partial collar portions (selection engaging portions) 4c ₅ , 4c ₆ , 4d _{3 of} the middle tray 4 and / or the partial collar portions (selection engaging portions) of the lower tray 5 5c ₃ , 5
It is adapted to selectively enter c ₄ , (5d ₂ ). At this time, for example, the tray selection portion 43c ₁ of the first tray selection plate 43 is formed to have a width that allows it to simultaneously enter the partial collar portion 4c ₅ of the middle tray 4 and the partial collar portion 5c ₃ of the lower tray 5, that is, the tray. The length of the selection part 43c ₁ is set to a width that can simultaneously enter the partial collar parts 4c ₅ and 5c ₃ of the lower trays 4 and 5 corresponding to the number of the lower trays 4 and 5 excluding the upper tray 3. .

The side surface 43c of the first tray selection plate 43
In the middle of, the hanging part 4 of the second tray selection plate 44 described below
A connecting portion 43c ₃ that connects to 4c ₃ is formed. The connecting portion 43c ₃ is formed by cutting out the upper surface 43a and bending the left and right sides downward, and the hanging portion 44c ₃ of the second tray selection plate 44 is fitted so as to be movable back and forth during the left and right bending. There is.

Therefore, when the desired tray is selected and separated from the tray separable state, the first tray selection plate 43 has a partial collar portion (selection engaging portion) 4c ₅ of the tray below the selected tray. , 4c ₆ , 4d ₃ and / or 5c ₃ ,
A function of moving to a position where it engages with 5c ₄ and (5d ₂ ) and selectively engaging with it, and supporting the tray below the selected tray on the magazine loading section bottom plate 41 side while stacking it on the tray loading table. Can be provided. In the embodiment, when the upper tray 3 is selected as a desired tray, the tray selecting portions 43c ₁ , 43c ₂ , 43d of the first tray selecting plate 43 are accompanied by the inserting operation of the magazine 1 as described later.
_{1 is} a collar portion 4 of trays 4 and 5 below the upper tray 3.
c ₅ , 4c ₆ , 4d ₃ and 5c ₃ , 5c ₄ , (5d ₂ )
It is designed to enter, but is not limited to.

Next, the upper surface 42 of the magazine mounting section upper plate 42
Second tray selection plate 4 which slides a in the directions of arrows X ₁ and X ₂
4, the guide groove _44a 1 formed in the upper surface 44a ~ 44
a ₃ is fitted to the pins 51A and 51B fixed to the upper surface 42a of the magazine mounting portion upper plate 42, and the side surfaces 44c and 4
The tray selection portions 44c ₁ , 44c ₂ , 44d partially bent downward from 4d inwardly in a U shape.
₁ is inserted into a notch formed appropriately on the side surfaces 42c and 42d of the magazine placing portion upper plate 42. Therefore, the second
The tray selection sections 44c ₁ , 44c _{2 of} the tray selection plate 44,
44d ₁ is a partial flange portion 4c ₅ , 4c ₆ of the middle tray 4,
4d ₃ or the partial flange portions 5c ₃ , 5c _{4 of} the lower tray 5,
(5d ₂ ) can be selectively entered. At this time, for example, the tray selection section 44 of the second tray selection plate 44
The c ₁ is formed to have a width substantially equal to that of the partial flange portion 4c ₅ of the middle tray 4 or the partial flange portion 5c ₃ of the lower tray 5.

Further, the side surface 44c of the second tray selection plate 44
A hanging portion 44c ₃ hangs downward in the middle of the above, and the hanging portion 44c ₃ can advance and retreat to the connecting portion 43c ₃ of the first tray selection plate 43 described above. Then, before separating the magazine 1, the second tray selection plate 44
The hanging part 44c ₃ of the connecting portion 43 of the first tray selecting plate 43.
enters the c _3, the second tray selection plate 44 together arrow X ₁ direction of movement and the phase of the first tray selection plate 43 also moves in the arrow X ₁ direction together, whereas, after separation of the magazine 1, The second tray selection plate 44 moves up integrally with the magazine placement section upper plate 42, and holds the moved position as it is.
In the embodiment, the second tray selection plate 44 is connected to the first tray selection plate 43 for driving, but an independent driving method is also conceivable.

Therefore, when the desired tray is selected and separated from the tray separable state, the second tray selection plate 44 is a partial flange portion (selection engaging portion) of the tray selected except the upper tray 3. 4c ₅ , 4c ₆ , 4d ₃ / or 5
_{c 3, 5c 4, (5d} 2) and a position moved to selectively engage to the engagement, placing the magazine while stacked on the upper tray 3 was moved upward above the tray, including the selected tray portion A function of supporting on the upper plate 42 side can be provided.

Next, the back surface 41 of the magazine mounting section bottom plate 41
The arrow X indicates the g side and the back surface 43g side of the first tray selection plate 43.
_The lifter plate 45 sliding in the ₁ and X ₂ directions has an upper surface 45a.
Pins 49A, 49 in which the guide inner grooves 45a ₁ , 45a ₂ formed on the
B is fitted. The pins 49A and 49B are also used as the first tray selection plate 43. Also, the lifter plate 45
Side 45 c, 45d is bent vertically upward, oblique guide grooves _{45 c} 1, 45 to guide these aspects 45 c, the magazine loader unit upper plate 42 to 45d vertically
c ₂ , 45d ₁ are formed. The side surfaces 45c and 45d of the lifter plate 45 are attached to the magazine placement section bottom plate 41.
Side 41c, enters to respectively face the outer 41d, and the inclined guide grooves _{45c 1, 45c 2,} 45d
₁ , the vertical guide groove 41c ₂ of the bottom plate 41 of the magazine mounting portion,
41c _3, and fitted pins 50A~50C that slides 41d _2. The vertical portion bottom plate 41 mounting pin 50A~50C magazine guide grooves _41c 2, _41c 3,
41d and the tilt guide grooves 45c ₁ and 4 of the lifter plate 45
5c ₂ and 45d ₁ are located at the lowermost position, the magazine mounting portion upper plate 42 is positioned below to allow the insertion of the magazine 1, while the magazine mounting portion upper plate 42 is moved to the arrow X ₂
The pins 50A to 50C move in the vertical direction and the vertical guide groove 41 moves.
c ₂ , 41c ₃ , 41d and inclined guide grooves 45c ₁ , 4
When the uppermost portion of 5c ₂ and 45d ₁ is reached, the magazine placing portion upper plate 42 is moved upward.

Therefore, the constituent members 41 to 45 are for selecting and separating a desired tray from the trays 3 to 5, and the constituent members 41 to 45 are few and have a simple structure. In addition, it is possible to perform the operation of selecting a desired tray and separating the tray reliably and reliably.

Returning to FIG. 11 again, the disk playing mechanism section 6
0 indicates the R portion 4 of the magazine placing portion bottom plate 41 in the initial state.
1f and the magazine placement section upper plate 42 are retreated to the outside of the R section 42f. The disc playing mechanism 60 includes a box 6
1, a rotatable turntable 63 and an optical pickup 65 movable in the radial direction of the disk 2 are provided, and the box body 61 is vibration-supported by an arm body 69 via a vibration-proof member 68. Further, a bushing 70 is press-fitted into one end of the arm body 69, and the arm body 69 is connected to a drive source (not shown) and is centered on a shaft 71 that supports the bushing 70 in the directions of arrows V ₁ and V ₂ . It is swingably supported and is vertically movable in the directions of the arrows Z ₁ and Z ₂ . That is, the box body 6 which is the base of the disc playing section 60.
1 is formed in a box shape using a die cast material, a resin material, or the like, and a turntable 63 fixed to the shaft of the motor 62 is rotatably attached to the inside 61a. In this turntable 63, a spindle portion 63a that fits into the central hole 2b (FIG. 2) of the disc 2 is formed so as to project upward, and a disc mounting portion that connects the spindle portion 63a and places the disc 2 below. 63b is formed in a disc shape. Further, chucking claws 64 urged by an elastic member (not shown) such as rubber are provided at three positions so as to be movable back and forth with respect to the outer peripheral portion of the spindle portion 63a.

An optical pickup 65 for reproducing (or recording) the disk 2 chucked on the turntable 63 is attached to the inside 61a of the box 61 so as to be movable in the radial direction of the disk 2. One side of the optical pickup 65 is guided by a guide rail 66, and the side facing the guide rail 66 with a gap is screwed into a screw rod 67 that is rotated by being decelerated from a motor (not shown). The disk 2 is movable in the radial direction.

Further, a locked portion 69a is formed at one end of the arm body 69 and the other end through the shaft 71, and the locked portion 69a extends to a position apart from the center of the turntable 63. Has been done. Then, as will be described later, the device 30
The tray 3 on the tray mounting table 6 which is positioned and locked inside
After the disc 5 is separated, when the disc playing portion 60 faces below the selected tray, the locked portion 69a of the arm body 69 forms the locking portion 6 formed inside the side plate portion 6b of the tray mounting table 6.
By abutting on b ₁ , the center hole 2 b of the disc 2 of the selected tray and the spindle portion 6 of the turntable 63.
3a and 3a are surely aligned.

{Tray separating operation and disk playing operation of the automatic disk playing device} FIGS. 14A to 14D are schematic views for explaining the tray separating operation of the automatic disk playing device, and FIGS. FIG. 6 is a schematic diagram for explaining a disc playing operation of the disc automatic playing device.

First, the tray separating operation of the automatic disk playing device 30 will be described with reference to FIGS. 14 (A) to 14 (D). For convenience of explanation, the following description will be made assuming that the magazine slide plate 7 constituting the magazine 1 has already reached the second position shown in FIG. Further, here, the side surfaces 3c to 5c of the trays 3 to 5 are
Side, the side surface 6c side of the tray mounting table 6 will be described, and FIGS. 14B to 14D are the same as those in FIG.
Corresponds to (C).

The state shown in FIG. 14A is a state in which the trays 3 to 5 constituting the magazine 1 inserted between the magazine placing portion bottom plate 41 and the magazine placing portion upper plate 42 are separable. And is positioned within the device 30. That is, it is a state before selecting a desired tray from the trays 3 to 5. In addition, the pin 5 fixed to the magazine mounting portion upper plate 42
Since 0A and 50B reach the lowermost portions of the vertical guide grooves 41c ₂ and 41c ₃ of the magazine mounting portion bottom plate 41 and the inclined guide grooves 45c ₁ and 45c ₂ of the lifter plate 45, the magazine mounting portion upper plate 42 is located below. The insertion of the magazine 1 located is allowed. Further, with the insertion operation of the magazine 1, the tray mounting table support portion 41 of the magazine mounting portion bottom plate 41 is
The tray mounting table 6 is inserted into the c ₄ and 41 c ₅ , and thereby the tray mounting table 6 is pressed and supported on the magazine mounting section bottom plate 41, while the upper tray supporting section 42 c _{1 of} the magazine mounting section upper plate 42 is 42c ₂ on the upper tray 3 flange 3c ₁
Enter, thereby supporting the upper tray 3 on the magazine mounting portion upper plate 42. In addition, with the insertion operation of the magazine 1, the tray selecting portions 43c ₁ and 43c of the first tray selecting plate 43 located on the back surface side of the magazine placing portion bottom plate 41 are connected.
Partial flange portion _4c 5 of ₂ in the middle tray 4, 4c ₆ and the partial flange portion _5c 3 of the lower tray 5, 5c ₄ enters from above at the same time, thereby pressing the middle tray 4 and the lower tray 5 on the tray table 6 While putting it on, the magazine mounting section upper plate 42
The tray selecting portions 44c ₁ and 44c ₂ of the second tray selecting plate 44 located on the upper surface side of the tray are the partial collar portions 4 of the middle tray 4.
It is retracted to the left of c ₅ and 4c ₆ . Further, the hanging portion 44c ₃ of the second tray selection plate 44 is inserted and connected to the connecting portion 43c ₃ of the first tray selection plate 43.

Next, when the lower tray 5 is selected as shown in FIG. 14B from the separable state of the magazine 1 shown in FIG. 14A, the magazine 1 remains in the separable state. , The first tray selection plate 43 and the second connected to it
The tray selection plate 44 is moved in the arrow X ₁ direction. During this movement, the tray selecting portions 43c ₁ , 4 of the first tray selecting plate 43
3c ₂ is retracted to the right of the partial brim portions 5c ₃ and 5c ₄ of the lower tray 5, and the partial brim portions 5c of the lower tray 5 are attached to the tray selection portions 44c ₁ and 44c ₂ of the second tray selection plate 44.
Insert ₃ , 5c ₄ from below. After that, the lifter plate 45 is moved in the direction of the arrow X ₂ , and the pins 50A and 50B fixed to the magazine mounting portion upper plate 42 are inclined to the vertical guide grooves 41c ₂ and 41c _{3 of the} magazine mounting portion bottom plate 41 and the lifter plate 45. Since it reaches the uppermost position of the guide grooves 45c ₁ and 45c ₂ , the magazine placing portion upper plate 42 is lifted upward together with the upper tray 3, and the tray selecting portions 44c ₁ and 44c _{2 of} the second tray selecting plate 44 are also raised. Since the lower tray 5 and the middle tray 4 stacked on the lower tray 5 are stacked on the upper tray 3 and supported by the magazine placing section upper plate 42 and lifted up, the lower tray 5 is selected and separated. . Further, with the upward movement of the magazine placement section upper plate 42, the hanging portion 44c ₃ of the second tray selection plate 44 is disconnected from the connection portion 43c ₃ of the first tray selection plate 43, and the position of the position is released. It is located on the upper surface side of the magazine placing section upper plate 42 as it is.

Next, as shown in FIG. 14C, when the middle tray 4 is selected, the first tray selection plate 43 and the first tray selection plate 43 are left in the separable state shown in FIG. 14A. the second tray selection plate 44 which is connected to reduce the amount of movement of the arrow _{X 1} direction from FIG. 14 (B) described above, the lower tray 5 in the tray selecting unit _43c 1, 43c ₂ of the first tray selection plate 43
Only the partial collar portions 5c ₃ and 5c _{4 of} the second tray selection plate 44 are pushed into the tray mounting table 6 while the tray selection portions 44c ₁ and 44c ₂ of the second tray selection plate 44 are partially flanged to the intermediate tray 4. The parts 4c ₅ and 4c ₆ are inserted from below. After that, the lifter plate 45 is moved in the direction of the arrow X ₂ , and the middle tray 4 and the middle tray 4 that have entered the ray selecting portions 44c ₁ and 44c ₂ of the second tray selecting plate 44 integrally with the magazine placing portion upper plate 42. Since the upper tray 3 stacked on the upper tray 3 is also lifted upward, the middle tray 4 is selected and separated.

Next, as shown in FIG. 14 (D), when the upper tray 4 is selected, as explained in FIG. 14 (A), the tray selecting portions 43c _{1 of} the first tray selecting plate 43,
Since 43c ₂ presses the middle tray 4 and the lower tray 5 against the tray mounting table 6, if only the lifter plate 45 is moved in the direction of the arrow X ₂ here, the upper tray 3 is integrated with the magazine mounting portion upper plate 42. Are lifted upward, the upper tray 3 is selected and separated.

The operation of returning the separated trays 3 to 5 to the original dense stacked state may be performed in the reverse order of the tray separating operation, and the description thereof will be omitted.

Next, the disc playing operation of the disc automatic playing device 30 will be described with reference to FIGS. Here, the case where the lower tray 5 is selected and separated will be mainly described. The disc grip lever 12A is unlocked from the lock lever 15 in accordance with the insertion operation of the magazine 1. First, as shown in FIGS. 15 (A) and 15 (B), when the lower tray 5 is separated upward, the arm body 69 supporting the disk playing portion 60 having the turntable 63 and the optical pickup 65 moves the shaft 71. A drive source (not shown) is provided at the center to face a predetermined space K formed below the lower tray 5 from between the R portion 5f of the lower tray 5 and the R portion 6f of the tray mounting table 6. At this time, the locked portion 69a of the arm body 69 supporting the disc playing portion 60 is
Locking portion 6b ₁ of the tray mounting table 6 that has already been positioned and mounted
Since it is brought into contact with and locked by the center hole 2b of the disc 2 mounted on the selected lower tray 5 and the turntable 6
The third spindle portion 63a and the third spindle portion 63a face each other in an aligned state. Further, here, the box body 61 which is the base of the disc playing portion 60 is supported by the arm body 69 while being vibration-proof.

Next, as shown in FIGS. 16A and 16B, when the lifter plate 45 is slightly moved in the direction of the arrow X ₁ , the magazine mounting portion upper plate 42 and the trays 3 to 5 are slightly moved to the arrow direction. It descends integrally in the Z ₂ direction. Here, the disc 2 mounted on the selected lower tray 5 is the turntable 63.
It is mounted on the spindle 63 of the turntable 63.
It is chucked by the chucking claw 64 provided on a.
At this time, the disk 2 is chucked by the turntable 63 while being held by the lower tray 5 via the disk holding levers 12A and 12B, so that the chucking operation can be reliably performed.

Next, as shown in FIGS. 17A and 17B, the pressing portion 12a of the disk gripping levers 12A and 12B is pressed.
₂ , 12b ₂ includes a disk grip release lever 8 on the device 30 side
0A and 80B are brought into contact with each other to bring the disc gripping portion 12a ₁ ,
Since the grip of the outer peripheral portion 2a of the disk 2 of 12b ₁ is released, the disk 2 chucked by the turntable 63 is released from the lower tray 5.

Next, as shown in FIGS. 18 (A) and 18 (B), the lifter plate 45 is slightly moved again in the direction of the arrow X ₂ so that the magazine mounting portion upper plate 42 and the trays 3 to 5 are slightly moved. The lower tray 5 retreats from the turntable 63 by moving up integrally in the direction of the arrow Z ₁ . Therefore, only the disk 2 is chucked on the turntable 63, and a predetermined space K is formed again between the lower tray 5 and the tray mounting table 6 which have moved upward again. After that, the disk 2 chucked on the turntable 63 is rotated, and the optical pickup 65 is moved in the radial direction of the disk 2 to perform reproduction (or recording). Incidentally, for example, the upper tray 3,
When the middle tray 4 is selected, as shown in FIGS.
It suffices to face the disc playing mechanism 60 within the predetermined interval K shown in FIG.

As described above in detail, when the user inserts the makajin 1 into the device 30 in the automatic disc playing device 30, the desired trays 3 to 5 can be randomly selected at a predetermined mounting position, and the desired trays 3 to 5 can be selected. In addition to having the advantage that the disc 2 can be played very enjoyably, it is not necessary to separately provide a conventional disc playing place in the device 30, and thus the device 3
The occupied area on the 0 side can be set small, which can contribute to downsizing of the device 30. Therefore, it becomes possible to apply the disk automatic performance device 30 to, for example, a vehicle-mounted type.

[0086]

In the disk storage magazine according to the present invention described in detail above, in the disk storage magazine according to claim 1, each tray to be stacked has a disk gripping lever biased by a spring member to grip the disk, and The disc insertion magazine has a disc ejection lever that ejects the disc toward the disc insertion / removal side and has a disc ejection portion whose length and height are sequentially different corresponding to the disc loaded in the tray. The discs extruded in the different directions have different extrusion amounts and heights and are extruded in a stepwise manner, so that the discs can be easily taken out.

Further, in the disc storage magazine according to the second aspect, the same effect as that of the first aspect can be obtained, and further, the tray on which the disc is mounted is densely stacked on the tray mounting table, and the sliding is performed. Since the movable magazine slide plate encloses a part of the outer peripheries of multiple trays and tray mounting bases and is integrally framed in a portable state, the height dimension of the disc storage magazine can be made ultra-thin. The portable performance is good, which makes the user very happy. For example, when the automatic disc playing device is applied to a vehicle, it is convenient to carry the disc storing magazine and the automatic disc playing device is accompanied by the disc storing magazine. Can be downsized.

Further, in the disk storage magazine described in claim 3, the same effect as in claim 2 can be obtained, and further, among the plurality of trays integrally framed in a portable state, the upper tray is Since the disc storage magazine is configured by disposing the operation lever connected to the disc ejection lever on the upper surface, the disc ejection lever can be operated flatly and the operability of the disc ejection lever can be improved.

[Brief description of drawings]

FIG. 1 is a perspective view showing the external appearance of a disc storage magazine according to the present invention.

FIG. 2 is an exploded perspective view showing the components of the disc storage magazine according to the present invention in an exploded manner.

FIG. 3 is a plan view showing an example of a lower tray.

4A and 4B are views for explaining the operation of the disc grip lever and the lock lever.

5A to 5C are views for explaining a disc ejection lever.

FIG. 6 is a diagram for explaining a usage pattern of the disc storage magazine according to the present invention.

FIG. 7 is a diagram for explaining a usage pattern of the disc storage magazine according to the present invention.

FIG. 8 is a diagram for explaining a usage pattern of the disc storage magazine according to the present invention.

FIG. 9 is a diagram for explaining a usage pattern of the disc storage magazine according to the present invention.

FIG. 10 is a diagram for explaining a usage pattern of the disc storage magazine according to the present invention.

FIG. 11 is a perspective view showing the entire structure of an automatic disk playing device adopting a disk storage magazine according to the present invention and showing an initial state.

FIG. 12 is a perspective view showing a state where the disc storage magazine is separated in the automatic disc playing device.

FIG. 13 is an exploded perspective view of a magazine placement mechanism portion in the automatic disc playing device.

14A to 14D are schematic views for explaining a tray separating operation of the automatic disk playing device.

FIG. 15 is a schematic diagram for explaining a disc playing operation of the disc automatic playing device.

FIG. 16 is a schematic diagram for explaining a disc playing operation of the disc automatic playing device.

FIG. 17 is a schematic diagram for explaining a disc playing operation of the disc automatic playing device.

FIG. 18 is a schematic diagram for explaining a disc playing operation of the disc automatic playing device.

FIG. 19 is a perspective view for explaining a conventional disc storage magazine and a disc automatic performance device.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Disc storage magazine (magazine), 2 ... Disc, 2a ... Outer peripheral part, 3-5 ... Tray, 3d-5d ... Side surface, 3e-5e ... Side surface, 3 ... Upper tray, upper surface 3a, 4
... middle tray, 5 ... lower tray, 6 ... tray mounting table, 7
... Magazine slide plate, 12A, 12B ... Disc gripping lever, 14A, 14B ... Spring member (twist spring), 1
8 ... Disc ejection lever, 18a-18c ... Disc pushing portion, 21 ... Operating lever, 30 ... Disc automatic performance device (device).

Claims (3)

[Claims] 1. A disk can be inserted into and removed from a tray when it is portable, and a plurality of the trays on which the disks are mounted are inserted into an automatic disk playing device so that a desired disk can be selectively played. In the configured disc storage magazine, a disc gripping lever that is provided in the vicinity of the side end of each tray and that is biased by a spring member to grip the outer peripheral portion of the disc mounted on the tray, and the disc mounted on each tray. Corresponding to the above, there is a disc pushing portion whose length and height are sequentially different, and only when the disc is ejected, the disc pushing portion is brought into contact with the outer peripheral portion of the disc that holds the disc pushing portion against the spring member. A disc storage magazine comprising a disc ejection lever that pushes a disc toward the disc insertion / ejection side. 2. A disc can be inserted into and removed from a tray when it is portable, and a plurality of the trays on which the discs are mounted can be inserted into an automatic disc player so that a desired disc can be selectively played. In the configured disc storage magazine, a tray mounting table that stacks the plurality of trays densely, and a plurality of the trays and the outer peripheral portions of the tray mounting tables are partly enclosed and are integrally framed in a portable state,
A magazine slide plate that slides from a portable state to a tray separable state when it is inserted into the device, and a magazine slide plate provided near the side end of each tray and urged by a spring member to be attached to the tray. A disc gripping lever for gripping the outer peripheral portion of the disc, and a disc pushing-out portion whose length and height are sequentially different corresponding to the discs mounted on the trays, and the disc pushing-out portion is provided only when the disc is ejected. And a disc ejecting lever that pushes the disc toward the disc insertion / ejection port side against the spring member by abutting the outer peripheral portion of the disc that holds the disc. 3. The disc storage magazine according to claim 2, wherein an operation lever connected to the disc ejection lever is provided on an upper surface of an upper tray of the plurality of trays integrally framed in a portable state. A disc storage magazine featuring.