JPH0728606Y2 - Disc loading device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a disk loading device, and more particularly, to a disk loading operation including a disk clamping operation, in which the operation of clamping a disk to a loading position is performed in association with the disk loading operation. It is an object of the present invention to provide a disc loading device that ensures and stabilizes the above.

An embodiment will be described below with reference to the drawings.

FIG. 1 and FIG. 4 (A) respectively show states of an embodiment of the disc loading device 1 according to the present invention before loading a disc,
FIG. 2 and FIG. 4 (C) respectively show the state when the disc is loaded. The disc reproducing apparatus 1 is incorporated in the compact disc reproducing apparatus so that the disc tray 2 is pulled out forward from the front panel 3 of the reproducing apparatus and is retracted into the reproducing apparatus.

The disc tray 2 is supported so as to be able to move up and down on a moving base described below, on which a compact disc 4 is placed with its recording surface facing downward, as indicated by the chain double-dashed line in FIG. .

The moving base 5 has a substantially U-shaped frame structure as shown in FIG.
It has a structure of. The moving base 5 includes a frame member 6A having _a left guide groove 6A- _a , a frame member 6B having _a right guide groove 6B- _a, and a laterally fixed portion fixed to the end surfaces in the arrow X ₂ direction. With the decorative plate 7 as a basic structure, the first racks 8A, 8B are screwed inside the frame members 6A, 6B, and the second racks 9A, 9B are inside the first racks 8A, 8B. It has an attached structure.

In the moving base 5 having the above-mentioned configuration, the guide groove 6A _-a on the left side is provided with the side plate 10.
The guide rail 11A of A and the right guide groove 6B- _a are guided by the guide rail 11B of the side plate 10B and are slidable in the directions of arrows X ₁ and X ₂ .

As shown in FIG. 3, the second rack 9B has elongated holes 9B- _a , 9B.
_-b are fitted and supported by pins 12B _-a and 12B _-b of the first rack 8B, respectively, and are displaceable in the directions of arrows X ₁ and X _{2 with} respect to the _first rack 8B, and the second rack 9B. Upper pin 13B and above pin 12B _-b
It is biased in the direction of the arrow X ₂ by a spring 14B stretched between and, and is elastically coupled to the first rack 8B by this spring 14B. Similarly, the second rack 9A also has a fourth rack
As shown in FIG. (A), the long holes 9A _-a and 9A _-b are fitted and supported by the pins 12A _-a and 12A _-b on the first rack 8A, respectively. Displaceable in the X ₁ and X ₂ directions, the second
Is urged in the direction of arrow X ₂ by a spring 14A stretched between the pin 13A on the rack 9A and the pin 12A _-b, and is elastically coupled to the first rack 8A by the spring 14A. Has been done.

The second racks 9A and 9B are respectively formed with paired slanted holes 9A- _c , 9A- _d , 9B- _c and 9B- _d for raising and lowering the disc tray. Further, flat surfaces 9A _-e and 9B _-e for controlling the disc clamping operation are provided on the ends of the second racks 9A and 9B in the direction of arrow X _1.
And an inclined surface 9A _-f , 9B _-f are formed, and further, a knob 15 is screwed to the inside of the left side second rack 9A on the side of the arrow X ₂ direction. The knob 15 is operated during manual disk loading and unloading as will be described later.

16a, 16b, 16c, 16d are mounting brackets, and the respective lateral pins 17a, 17b (the rest are not shown) have the above-mentioned slanted holes 9A _-c , 9A.
It is inserted in _-d , 9B _-c , 9B _-d . Disc tray 2
Is a state in which the four corner holes 2a, 2b, 2c, 2d are fitted to the two guide pins 18a, 18b, 18c, 18d on the frame members 6A, 6B, respectively, and the bottom surface near the four corners is attached to the fitting 16a. It is fixed at ~ 16d. As a result, the disc tray 2 is guided through the holes 2a to 2d by the guide pins 18a to 18d, respectively, and the slanted elongated holes 9A _-c , 9A.
_By the action of _-d , 9B _-c , 9B _-d , it can move up and down in the directions of arrows Z ₁ and Z ₂ .

The gears 19A and 19B are fixed to both ends of the shaft 20, and are fitted over both the first rack 8A and the second rack 9A and the first rack 8B and the second rack 9B, respectively. There is. gear
As shown in FIG. 4 (A), 19A and 19B are decelerated and rotated by a loading motor 21 via a gear train 22. Further, the motor 21 is locked by locking the gear 23 fixed to the motor shaft by the lock claw 24.

The clamp arm 25 has a substantially Y-shape, has a clamper 26 at the tip of a leg portion 25a, and can pivot the tip of a pair of arm portions 25b, 25c to the rear portion of the side plates 10A, 10B by pins 27a, 27b. It is supported. This clamp arm 25 has a spring 28 to
It is urged to rotate in the A ₁ direction (disc clamp direction).

29 is a clamp arm holding member, and as shown in FIG. 3, a pair of left and right arm portions 29a, 29b, 29c, 29d are respectively provided with corresponding long holes 10A _-a , 10A _{-b of the} side plate 10A (of the side plate 10B). (The long hole is not shown)
Is provided so as to be movable in the directions of the arrows X ₁ and X _2, and is normally moved in the direction of the arrow X ₂ by the spring 30. The clamp arm holding member 29 has a pair of roller engaging pieces 29e, 29f formed in a bent shape on the left and right.

A turntable 31 is fixed to a motor shaft of a disk motor (not shown) on the lower surface side of the substrate 32 and faces the clamper 26 with a space therebetween. Further, 33 is a pickup, which is guided by the guide rods 34a, 34b and is indicated by an arrow X ₁ ,
Can move in the X ₂ direction. The disc tray 2 has a U-shaped opening 2e into which the turntable 31 and the pickup 33 are fitted relatively.

A plunger 40, an operating lever 41, a lock release lever 42, a holding lever 43, and an L-shaped lever 44 are provided on the outside of the side plate 10A, as shown in FIGS. The plunger 40 is connected to the bending arm portion 24a of the lock claw 24, and temporarily operates at the time of disk loading operation and disk removal operation. An eject knob 45, which is pressed when a manual eject operation is performed, is attached to the tip of the operation lever 41, and the operation lever 41 moves in the arrow X ₁ direction during a manual eject operation. Retaining lever 43
Is urged to rotate counterclockwise with respect to the shaft 47 by a spring 46, and as shown in FIG.
It can be rotated counterclockwise until it abuts against, and the tip of the bent arm portion 24a of the lock claw 24 can be locked to lock it in the unlocked position. The L-shaped lever 44 is biased in the clockwise direction with respect to the shaft 50 by the spring 49, and when the clamp holding arm 29 moves to the arrow X ₁ as will be described later, the arm portion 29a.
And is rotated counterclockwise to push up one end of the holding lever 43 (see FIGS. 2 and 5B).

Next, the operation of the disc loading device 1 having the above configuration will be described.

In the initial state, the disc tray 2 is pulled into the reproducing device 1 as shown in FIG. 2, and the decorative plate 7 is flush with the front panel 3 of the reproducing device and closes the opening 3a. . The knob 15 is also drawn into the opening 7a of the decorative plate 7 and is flush with the front surface of the decorative plate 7.

To load a disc, press switch SW ₁ .
As a result, the motor 21 is rotated in the reverse direction, and the disc loading device 1 operates in the same manner as the disc removing operation described later. That is,
Moving base 5 is moved in the direction of arrow X _2, the disc tray 2
, As shown in FIG. 1, and protrudes from the opening 3a to the direction of arrow X _2, and the elevated state of the arrow Z ₂ direction. Also, the fourth
As shown in the figure (A), the first rack 8A has a switch SW ₂
Is pressed, and switch SW ₂ is on (6th
(See FIG. (D)). The second rack 9A has moved in the direction of the arrow X _{2 with} respect to the first rack 8A, in connection with which the disc tray 2 has been raised in the direction of the arrow Z ₂ and the knob 15
Project from the opening 7a. The clamp arm holding member 29 is moved to the direction of arrow X _2, the locking piece 29e, 29f
Are respectively locked to the rollers 51A and 51B of the clamp arm 25, the clamp arm 25 is rotated in the direction of arrow A ₂ against the spring 28, and the clamper 26 is in the raised non-clamp position. Further, the switches SW ₃ and SW ₄ are both off (see FIGS. 6E and 6F). The lock claw 24 is a spring
It is rotated counterclockwise by 52, and the gear 23 locks
It is locked by 24 (see FIG. 4 (C)).

Then, load the compact disc 4 to be loaded into the first
As shown by the chain double-dashed line in the figure, it is placed on the disc tray 2 and the switch SW ₁ is operated (see to in FIG. 6 (A)). By this switch operation, the plunger 40 is excited (see to in FIG. 6 (B)), the switches SW ₁ and SW ₂ are ANDed, and the loading motor 21 is started to rotate normally (FIG. 6 ( See C) to).

When the plunger 40 is excited, the lock claw 24 rotates clockwise against the spring 52 as shown in FIGS. 4 (A) and 5 (A), and the lock with respect to the gear 23 is released. . When the lock claw 24 is rotated, the holding lever 43 is unlocked and is rotated counterclockwise by the spring 46 to a position where it is locked by the stopper pin 48, one end of which is the bent arm of the lock claw 24. Department
It will be in a state of being able to receive this while facing 24a.

When the motor 21 rotates in the normal direction, the gears 22A and 19B are transmitted via the gear train 22.
Rotates in the direction of arrow B ₁ , the moving base 5 is driven by the racks 8A, 9A and 8B, 9B, moves in the direction of arrow X ₁ , and the compact disc 4 is placed on the disc tray 2. It is drawn into the playback device through the opening 3a.

When the pull-in operation the disc 4 is started, the rack 8A switch SW ₂ is turned off away from the switch SW ₂ (6
Figure reference t ₁ of (D)), the plunger 40 is de-energized state in accordance with this reference t ₀ ~t ₁ of (Figure 6 (B)). That is, since the plunger 40 is kept in the excited state until the pulling-in operation of the disk 4 is started, the lock pawl 24 is reliably released. After the plunger 40 is in the non-excited state, the lock claw 24 is locked by the holding lever 43 and held in the unlocked state as shown in FIG. 5 (A).

As shown in FIGS. 2 and 4 (B), the movable base 5 is at the final position where the left and right sides of the decorative plate 7 collide with the end surfaces of the guide rails 11A and 11B and the movement in the arrow X ₁ direction is restricted. Move up to. In this state, the first racks 8A, 8B have gears 19A, 19B
The switch SW ₃ is pushed off by the first rack 8A and turned on (see t _{2 in} FIG. 6E). That is, the switch SW ₃ detects that the moving base 5 has been retracted in the direction of the arrow X ₁ to the end. It should be noted that while the disc tray 2 is kept in the raised position, the whole is pulled into the reproducing device, and the compact disc 4 is completely stored in the reproducing device.

First, in this state, the first racks 8A, 8B and the second racks 9A, 9B are integrally shown by arrows X _{1 as} shown in t ₀ to t ₂ of FIGS. 6 (G) and (H). Move in the direction. After this, the second
Racks 9A and 9B independently of the first racks 8A and 8B, respectively.
Since 14A and 14B are forcibly moved in the direction of the arrow X ₁ while being pulled, the load on the motor 21 increases, so that the switch SW ₃ is turned on as shown in t _{2 to} t ₃ in FIG. 6 (C). After that, the voltage applied to the motor 21 is increased.

After that, the motor 21 is made to have a large applied voltage and normally rotates at a high torque, and the second racks 9A and 9B resist the springs 14A and 14B, respectively, and the arrow marks.
Move in the X ₁ direction to the position shown in FIG.
Referring t ₂ ~t ₃ in FIG. (H)). Second rack 9 at this time
By the movement of A and 9B, the pins 17a and 17b (the other two are not shown) are guided obliquely downward through the inclined elongated holes 9A _-c , 9A _-d , 9B _-c , 9B _-d , and then downward. The disk tray 2 is displaced, pulled down, guided by the guide pins 18a to 18d, and lowered in the direction of the arrow Z ₁ , that is, vertically (see t ₂ to t _{3 in} FIG. 6 (I)). While the disc tray 2 is descending, the compact disc 4 has its center hole 4a fitted into the center hub of the turntable 31 and received by the turntable 31, as shown in FIG. It floats and is supported on the turntable 31.

Here, since the rectangular disc tray 2 is uniformly pulled down at the points near the corners (four points in total) and the points near the corners are guided by the guide pins 18a to 18d, the disk tray 2 of the disc tray 2 is The lowering operation is surely and smoothly performed.

With the moving base 5 retracted, the second rack 9A, 9
The rear part of B enters below the rollers 51A and 51B,
As shown in FIG. 4 (B), 51B is in a state of being locked by the flat surfaces 9A _-e , 9B _-e of the second racks 9A, 9B in addition to the locking pieces 29e, 29f. Also in the process of the second rack 9A, 9B are moved as described above, the clamp arm holding member 29 is pushed against the spring 30 moves in the arrow X ₁ direction, the locking pieces 29e, 29f are respectively rollers It comes off from 51A and 51B. Furthermore, flat surface 9A _-e , 9B
_{-e is} also disengaged from rollers 51A and 51B, and rollers 51A and 51B have inclined surface 9
As shown in FIG. 4 (C), the clamp arm 25 is pulled by the spring 28 to face A _-f and 9B _-f and rotate in the direction of arrow A ₁ ,
The clamper 26 moves down and the compact disc 4 is clamped.
It is clamped on the turntable 31 by 26 (see FIG. 2).

The second rack 9A is when moving to the position shown in FIG. 4 (C), turned on the switch SW ₄ is pushed by the rack 9A. By the operation of this switch SW ₄ , the loading motor 21 is stopped (see t _{3 in} FIG. 6C), and the disk motor (not shown) is activated and rotated (see FIG. 6J).
t see _3), a compact disc 4 is rotated, which is reproduced by the pickup 33. That is, following the completion of the disc loading operation in the disc loading device 1, the disc playback is automatically started.

Further, the knob 15 is pulled into the opening 7a by the above movement of the second rack 9A.

Furthermore, the L-shaped lever 44 is pushed by the arm portion 29a by the movement of the clamp arm holding member 29 in the arrow X ₁ direction,
As shown in FIG. 2 and FIG. 5 (B), it rotates counterclockwise against the spring 49, and the bent portion 44a at the tip of the bent portion 44a locks one end of the holding lever 43 and springs it. Rotate clockwise against 46. By the rotation of the holding lever 43, the lock claw
24 is unlocked by the holding lever 43 and is rotated counterclockwise by the spring 52 to lock the gear 23.

As a result, the compact disc 4 turns into the turntable 31.
In the state in which the disc reproducing apparatus 1 is loaded on the upper side,
The state shown in FIG. 4, FIG. 4 (C) and FIG. 5 (B) is obtained.
That is, the moving base 5 is urged by the pulling springs 14A and 14B to draw in the reproducing device, and the guide rails 11A and 11B are moved.
The position is firmly regulated by pressing the front end face of the. The second rack 9A, 9B has a tip X ₂ by the springs 14A, 15B.
Even though the gear 23 is biased in the direction, the gear 23 is locked by the lock claw 24, so that the gear 23 is locked at the position moved in the arrow X ₁ direction. Since the second racks 9A and 9B are locked in the above position, the disc tray 2 is stably kept in the lowered position. Further, the knob 15 is recessed in the opening 7a with the front surface 15a of the knob 15 being flush with the front surface of the decorative plate 7 without protruding from the decorative plate 7. In this state, the compact disc 4 is reproduced.

To release the compact disc 4 from the playback device after playing the disc, operate the switch SW ₁ (Fig. 6 (A)).
Reference of t _4). By this operation, the disk motor stops (see t _{4 in} FIG. 6 (J)), the plunger 40 is excited (see t _{4 in} FIG. 6 (B)), and the switches SW ₁ and SW ₄ are turned off. is the loading motor 21 is reversed to start (see t ₄ ~t ₇ of FIG. 6 (C)).

When the plunger 40 is excited, the lock claw 24 rotates clockwise in the state shown in FIG. 5 (B), and the lock with respect to the gear 23 is released. When the motor 21 rotates in the reverse direction, each member operates in the reverse direction in the order reverse to that in the disk loading operation. That is, first, second rack 9A, 9B are moved in the direction of arrow X ₂ by the spring force spring 14A, 14B shrinks in the main tension (see t ₄ ~t ₆ of FIG. 6 (H)) The disk loading device 1 is in the state shown in FIG. 4 (B). Second rack 9
When A and 9B move in the arrow X ₂ direction, the rollers 51A and 51B are guided by the inclined surfaces 9A _-f and 9B _-f , and further guided by the flat surfaces 9A _-e and 9B _-e and the roller locking pieces 29e and 29f. Then, the clamp arm 25a rotates in the direction of the arrow A ₂ against the spring 28, the clamper 26 moves upward to separate from the disk 4, and the disk 4 is released from the clamp. Further, the lateral pins 17a to 17d are inclined long holes 9A _-c , 9A _-d , 9B.
_-c , 9B _-d guides diagonally upward to disc tray 2
There is guided by the guide pins 18a~18d moved upward in the arrow Z ₂ direction vertically. Disc tray 2 is moving disc 4 while moving upward
Upon receiving the disc, the disc 4 is supported on the disc tray 2 apart from the turntable 31. Further, the knob 15 projects from the decorative plate 7 in the arrow X ₂ direction. Furthermore, the second rack 9
Following the movement of A and 9B, the clamp arm holding member 29
Moves in the X ₂ direction, and the roller locking pieces 29e, 29f move to the rollers 51A, 51B.
Even after the second racks 9A and 9B move to the rack in the arrow X ₂ direction, the clamper 26 is held at the clamp release position. Further, the L-shaped lever 44 is rotated clockwise by the above movement of the member 29, and the holding lever 43 is rotated counterclockwise so that the bent arm portion 24a of the lock pawl 24 can be locked. The plunger 40 is de-energized state when the switch SW ₄ is turned off to move the second rack 9A (FIG. 6 (B),
T see ₅₎ (F) is, the lock claw 24 is gear 23 is locked by the holding lever 43 is held in the unlocked state.

Subsequently, in addition to the second racks 9A and 9B, the first racks 8A and 8B are respectively driven by the motor 21 (gears 19A and 19B) (t ₆ to t in FIGS. 6G and 6H). ₇ ), mobile base 5
Moves in the direction of the arrow X ₂ and the disc tray 2 projects forward of the playback device as shown in FIGS. 1 and 4 (A),
The disc 4 is removed from the playback device. Loading motor 21 is stopped at the time when the switch SW ₂ detects the completion of the displacement of the first rack 8A (FIG. 6 (C), reference t ₇ of (D)).

Next, the operation and operation for detaching the compact disc when the power of the disc reproducing device is off will be described.

In this case, the eject knob 45 is pushed in the state shown in FIG. 2 and FIG. 5 (B). By this operation, as shown in FIG. 5 (C), the operation lever 41 moves in the direction of the arrow X ₁ against the spring 53, and the bending arm 41a pushes the lock release lever 42, which moves clockwise. When the lock 23 is rotated, the lock release lever 42 pushes the bent arm portion 24a of the lock claw 24, which is rotated clockwise to unlock the gear 23.

When the gear 23 is unlocked, the spring 14
Due to the spring force of A and 14B, the second racks 9A and 9B move in the direction of arrow X ₂ to the state in which the movement is restricted while forcibly rotating the loading motor 21 via the pinions 19A and 19B, Device 1 is shown in Fig. 4 (B) by the spring force of springs 14A and 14B.
The state becomes as shown in. That is, the disc 4 is released from the clamp by the clamper 26 and is supported on the raised disc tray 2, and the knob 15 is projected from the decorative plate 7. The protruding knob 15 functions as a handle, and the operator grasps the protruding knob 15 and pulls it in the arrow X ₂ direction. By this operation, the moving base 5 moves in the direction of the arrow X ₂ while forcibly rotating the motor 21, and as shown in FIGS. 2 and 4 (A), the disc tray 2 and the disc 4 together with the reproducing device. The disk 4 is pulled out and the disk 4 is detached.

As shown in FIG. 5 (C), the operation lever 41 is a folding lever of the L-shaped lever 44 rotated clockwise following the movement of the second rack 9A (clamp arm holding member 29). The bent arm portion 44a locks the notch portion 41b at the moved position. Therefore, the lock claw 24 is held in the clockwise rotation position via the lock release lever 42, and the gear 23 is held in the unlocked state. In addition, the locked state of the operation lever 41,
That is, the unlocked state of the gear 23 is released when the disk 4 is loaded next time.

As shown in FIG. 5 (A), before the disc is loaded and during the disc loading operation, the tip of the operation lever 41 is locked by the bent arm portion 44a of the L-shaped lever 44, and the eject knob 45 is pushed in. It is designed so that it cannot be operated and prevents accidental operation.

Further, the disc loading device 1 is configured so that the disc loading can be performed manually. In the manual disc loading operation, a knob (not shown) provided separately is operated in the state shown in FIGS. 1, 4 (A) and 5 (A) to move the lock release lever 42 clockwise. Rotate to the lock of gear 23
Release the lock by 24, and in this state, make the decorative plate 7 an arrow
By pushing in the X ₁ direction, the moving base 5 is pushed together with the disc tray 2 into the reproducing device, and after the decorative plate 7 is flush with the front panel 3, the knob 15 is pushed into the opening 7a until it is retracted. This is performed by moving the racks 9A and 9B. By this pushing operation, the disk 4 is loaded on the turntable 31 as in the case of the loading motor 21.

Therefore, the disc loading device 1 described above can also be configured as a configuration in which the loading motor 21 and the gear train 22 are not provided, that is, as a disc loading device dedicated to manual operation.

Further, even if an abnormality occurs in the reproducing device and automatic loading is disabled, the disc can be taken out without disassembling the reproducing device.

Further, in the above-mentioned device 1, if springs having a large spring constant are used as the springs 14A and 14B, when the second racks 9A and 9B move in the arrow X ₁ direction, the moving base 5 causes the springs 14A and 14B to move.
Is in will be moved to follow the direction of arrow X ₁ pulled by the first rack 8A, the rack teeth of the 8B becomes unnecessary, the apparatus becomes simpler. However, if the first racks 8A and 8B are used as in the above-described embodiment, the retracting operation of the moving base 5 is surely performed, and the spring constants of the springs 14A and 14B are small, and the loading motor 21 The load on is small.

As described above, according to the disc loading device of the present invention,
It has the following features.

(1) The disc tray is supported by the first rack, and the first rack and the second rack are arranged side by side, so that the device can be made thin.

(2) Since the disc tray is configured to be directly supported by the first rack, the degree of rattling of the disc tray compared to the structure in which another member is inserted between the disc tray and the rack. , Can be made small and can support the disc tray stably.

(3) Since the disk clamper holding portion member is provided independently of the first and second racks, in other words, the disk clamper is held in the unclamped position by a part of the second rack. Since the disk clamper is not provided in advance, the depth dimension of the device can be shortened in the configuration in which the disk clamper is provided in the back part of the device.

[Brief description of drawings]

FIG. 1 and FIG. 2 are perspective views showing a state before and after completion of disk loading of an embodiment of a disk loading apparatus according to the present invention, and FIG. 3 shows a structure of a moving base supporting a disk tray. FIG. 4A, FIG. 4B, and FIG. 4C are partially cutaway perspective views showing the clamp arm holding member together with the state before the disc loading of the disc loading device, during the disc loading, and after the disc loading is completed. The side views shown in FIGS. 5A, 5B, and 5C are, respectively, during the disc loading of the mechanism arranged on the outside of the left side plate of the disc loading device, after the loading of the disc, and by the manual disc removal operation. FIG. 6 (A) is a switch SW ₁ , FIG. 6 (B) is a plunger 40, FIG. 6 (C) is a loading motor 21, and FIG. 6 (D) is a switch SW ₂ ; (E) is switch SW ₃ , and (F) is switch. Switch SW ₄ , the same rack (G) is the first rack 8A, 8B, the same rack (H) is the second rack 9A, 9B, the same portion (I) is the disc tray 2, and the same rack (J) is the disc. It is a figure which makes operation | movement at the time of a disk loading operation and a disk removal operation of a motor correspond, and is shown. 1 ... Disc loading device, 2 ... Disc tray, 4 ...
… Compact disc, 5 …… moving base, 6A, 6B ……
Frame member, 8A, 8B ... First rack, 9A, 9B ... Second
Rack, 9A _-e , 9B _-e ...... flat surface, 9A _-f , 9B _-f ...... sloping surface, 19A, 19B ...... gear, 21 ...... loading motor, 25
…… Clamp arm, 25a …… Legs, 25b, 25c …… Arms,
26 …… Clamper, 29 …… Clamp arm holding member, 29e, 2
9f …… Roller locking piece, 51A, 51B …… Roller.

Claims (1)

[Scope of utility model registration request] 1. A reproducing apparatus main body, a disk tray on which a disk is placed, a disk clamper which is arranged in the inner portion of the reproducing apparatus main body and is urged in a direction to clamp the disk, and before loading the disk. A disc clamper holding member that holds the disc clamper in a non-clamping position; a first rack that guides the disc tray so that the disc tray can move up and down; A second rack having an inclined elongated hole for raising and lowering the disc tray, the second rack being movably supported with respect to the first rack, on the side surface side of the first rack, and the first rack. And a single motor for rotating the gear. The single motor first causes the gear to rotate through the gear. The first and second racks are integrally moved to the inner side of the reproducing apparatus main body, the disc tray on which the disc is mounted is accommodated in the reproducing apparatus main body, and then the first rack is After being disengaged from the gear, only the second rack moves to the inner side of the reproducing apparatus main body independently of the first rack with the second rack meshing with the gear. The disc tray is lowered by the slanting long hole for elevation, the disc is loaded in the disc rotation position, and the holding of the disc clamper by the disc clamper holding member is released by the one end of the second rack. A disk loading device configured such that the disk clamper clamps a disk loaded at the disk rotation position.