JPH10308052A - Disk mounting device of disk player - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a disk mounting device of a disk player capable of using the disk not being housed in a cartridge and the disk housed in the cartridge. SOLUTION: A 1st control arm 7 and 2nd control arm 11 being energized for turning are arranged on a clamp control member 5 which is provided so as capable of displacing in the sliding direction of a tray 2 and also provided with a rotatable clamp member 6 for clamping the disk. The clamp control member 5 is kept on the clamp position by the energizing operation to fit a 1st recessed part 16 provided on a 1st control plate 15 and a 2nd recessed part 18 provided on a 2nd control plate 17 with end parts of the 1st control arm 7 and 2nd control arm 11.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a disk player, and more particularly, to a disk mounting device for mounting a disk on a turntable.

[0002]

2. Description of the Related Art An optical disk player configured to read a signal recorded on a disk using an optical pickup has become widespread, and such a disk player has a disk mounted thereon. And a turntable for rotating the disk.

[0003] As a typical optical disc player, a CD player is generally well known. Some of such CD players include a headphone stereo type which is configured to listen to reproduced sound through headphones. There is a portable CD player. Recently, a CD-R used in combination with a computer
OM players are widespread.

The above-mentioned CD players and CD-ROM players are configured to read signals recorded on a disk, but recently, in addition to the operations of reading signals recorded on a disk, the above-described operations are performed. 2. Description of the Related Art A recording / reproducing type disc player capable of performing a signal recording operation on a disc has been developed. A recordable disc used in such a disc player is housed in a container called a cartridge, and the disc player performs a mounting operation of a disc different from a disc housed in a cartridge and a disc not housed in the cartridge. There is a need. Techniques for mounting such different disks include, for example, JP-A-8-32111.
No. 0 discloses this.

[0005]

In a disk player, a disk is driven to rotate by being mounted on a turntable that is driven to rotate by a spindle motor, but a disk not housed in a cartridge is provided above. The disk is held by pressing a clamp member that is pressed against the turntable, and the disk housed in the cartridge is provided with a clamp member made of a magnetic material housed in the cartridge on the turntable. The disk is placed on the turntable by being attracted by a magnet.

The technique described in the above-mentioned publication is configured to perform a different disc mounting operation by moving a clamp member for holding the disc on a turntable upward or providing a tray with an elevating mechanism. Therefore, there is a problem that the structure becomes complicated and the thickness in the vertical direction increases.

An object of the present invention is to provide a disk loading device for a disk player which solves the above problem.

[0008]

A disk mounting apparatus according to the present invention is provided on a main body of a disk player so as to be slidably displaceable between a disk mounting / dismounting position and a disk reproducing position, and is housed in a cartridge. A tray on which a disc mounting portion on which no disc is mounted and a cartridge mounting portion on which a cartridge containing the disc is mounted, and a displacement of the tray in the sliding direction of the tray on the main body of the disc player; A clamp control member rotatably provided on both sides of the clamp control member, and a spring provided rotatably provided on both sides of the clamp control member. First and second control arms urged outward by an elastic force of the first and second control arms, and the first control arm First and second control plates with which the ends of the first and second control arms abut, and the first and second control plates, the first and second control plates being formed on the first and second control plates and when the clamp control member is displaced to a clamp position. The control arm includes first and second recesses into which ends of the control arm are fitted.

[0009]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a plan view of a main part showing a state where a tray on which a cartridge is mounted is in a detachable position, and FIG. Plan view of a main part showing a state at a reproduction position,
FIG. 3 is a side cross-sectional view of a main part in a state where the cartridge is mounted on the tray, and FIG. 4 is a side cross-sectional view of a main part in a state where the disc is mounted on the tray.

In FIG. 1, reference numeral 1 denotes a turntable (not shown) rotated by a spindle motor and an optical pickup (not shown) for reading signals recorded on the disk. This is the main body of the disc player in which the device is incorporated. Numeral 2 is a tray provided so as to be slidable between the main body 1 and the reproducing position shown in FIG. That is, a disk mounting portion 3 (FIG. 3) on which a single disk is mounted and a cartridge mounting portion 4 on which a cartridge disk in which the disk is stored in a container called a cartridge is mounted.

Reference numeral 5 denotes an upper cabinet constituting the main body 1 or a side wall constituting the main body 1 which is slidably provided between a clamped position shown in FIG. 1 and a non-clamped position shown in FIG. And a clamp member 6 for clamping a single disk on the turntable when in a clamp position. Reference numeral 7 denotes a first control arm rotatably provided on the clamp control member 5 by a shaft 8 and urged to rotate counterclockwise by a spring 9; 10 is provided rotatably. A spring 11 is provided on the clamp control member 5 so as to be rotatable by a shaft 12.
A second control arm urged to rotate clockwise by 3 has a second roller 14 rotatably provided at an end thereof.

Reference numeral 15 denotes a first control plate which is fixed to the main body 1 and in which the first roller 10 of the first control arm 7 provided on the clamp control member 5 comes into contact. A first recess 16 into which the first roller 10 is fitted when in the clamp position is provided. Reference numeral 17 denotes a second control plate which is fixed to the main body 1 and in which the second roller 14 of the second control arm 11 provided on the clamp control member 5 abuts. There is a second recess 18 into which the second roller 14 is fitted at one time.

Reference numeral 19 denotes an engagement piece formed in the tray 2, which is disposed in a through hole 20 formed in the clamp control member 5 and moves the tray 2 from a reproduction position to a detachment position. During the displacement operation, the clamp control member 5 comes into contact with the engaging portion 20A forming the through hole 20 to displace the clamp control member 5 from the non-clamp position to the clamp position.

In such a configuration, when the tray 2 is slid and displaced from the attachment / detachment position shown in FIG. 1 to the reproduction position shown in FIG. 2, the turntable on which the disc is mounted is not moved in accordance with the sliding displacement operation. It is configured to be rotationally displaced from a lower position, which is an operation position, to an upper position, which is an operation position. When the turntable is displaced to the operating position, a single disk or a disk in the cartridge is placed on the turntable by the action of the clamp member 6 provided on the clamp control member 5 or the clamp means provided in the cartridge. It is configured to be placed and held on

When the tray 2 is displaced from the mounting position to the reproducing position while a single disk is placed on the tray 2, the clamp control member 5 is in the clamp position and the tray 2 When the tray 2 is slid and displaced from the detached position to the reproduction position while the cartridge is placed on the cartridge, the front end of the cartridge contacts the clamp control member 5 and the clamp control member 5 is moved in the direction of arrow A. It is configured to be slid to a certain non-clamp position. And when using a cartridge,
The opening / closing lid provided on the cartridge is opened by the sliding displacement operation of the clamp control member 5 to the non-clamp position.

The disk mounting apparatus according to the present invention is configured as described above. Next, the mounting operation will be described. First, a case where a single disk in which no disk is stored in a cartridge is used will be described.

When the operation of displacing the tray 2 to the attaching / detaching position is performed, the tray 2 is slid to the attaching / detaching position shown in FIG. In such a state, when the disk D is mounted on the disk mounting portion 3 formed on the tray 2, the state shown in FIG. As is clear from the state shown in FIG. 4, the clamp control member 5 provided with the clamp member 6 is located above the tray 2, and the tray 2 is slid and displaced to the reproduction position in the direction of arrow A. However, the tray 2 does not come into contact with the clamp control member 5.

In this state, when the operation of displacing the tray 2 to the reproduction position is performed, the tray 2 is slid and displaced in the direction of arrow A by the operation of the drive mechanism of the tray. When the tray 2 is displaced to the reproduction position, the tray 2 does not come into contact with the clamp control member 5, and the engagement piece 19 formed on the tray 2 is formed on the clamp control member 5. The clamp control member 5 passes through the bridge portion 20B in the direction of arrow A and is not displaced from the clamp position shown in FIG.

When the clamp control member 5 is at the clamp position, the first roller 10 and the second roller 10 provided on the first control arm 7 and the second control arm 11 provided on the clamp control member 5 are provided. Since the roller 14 is fitted in the first recess 16 of the first control plate 15 and the second recess 18 of the second control plate 17, the clamp control member 5
Is in a state of being urged in the direction of arrow B. The clamp control member 5 is in a state of being regulated and held at the clamp position by abutting on a stopper pin (not shown) provided on the main body 1.

In such a state, when the tray 2 is slid and displaced from the attaching / detaching position to the reproducing position, a drive mechanism such as a turntable at the inoperative position is provided with a through-hole (not shown) formed in the tray 2. ) Is displaced upward from below. In this way, when the turntable was displaced to the operating position, which is the upper position, the disk D was held between the turntable and the clamp member 6 rotatably provided on the clamp control member 5 at the clamp position. State.

Therefore, in this state, when the turntable is driven to rotate by the rotation of the spindle motor, the disk D is driven to rotate. When the disk is rotated in this manner,
An optical pickup provided to move to the operating position together with the turntable faces a signal surface of the disk D through a through hole formed in the tray 2 and performs an operation of reading a signal recorded on the disk D. As a result, the reproducing operation of the disc player can be performed.

As described above, the operation in the case of using the single disk is performed. Next, the case of using the cartridge disk in which the disk is stored in the container will be described.

When the displacement operation of the tray 2 to the attachment / detachment position is performed, the tray 2 is slid to the attachment / detachment position shown in FIG. In such a state, when the cartridge C is mounted on the cartridge mounting portion 4 formed on the tray 2, the state shown in FIG.
As is clear from the state shown in FIG. 3, when the tray 2 is displaced in the direction of arrow A, which is the reproduction position, the positional relationship where the clamp control member 5 provided with the clamp member 6 and the front end CF of the cartridge C abut. It is in.

In this state, when the displacement operation of the tray 2 to the reproduction position is performed, the tray 2 is slid in the direction of arrow A by the operation of the drive mechanism of the tray. When the tray 2 is slid and displaced in the direction of arrow A from the attachment / detachment position,
The front end CF of the cartridge C contacts the front end 5F of the clamp control member 5. As a result, the clamp control member 5 is pressed and displaced in the direction of arrow A by the sliding displacement force of the tray 2 to the reproduction position, and when the tray 2 is displaced to the reproduction position, the non-clamp position shown in FIG. It will be in the state where it has moved to.

When the clamp control member 5 is pressed in the direction of arrow A, the first control arm 7 provided on the clamp control member 5 and the first roller 10 provided on the second control arm 11 The second roller 14 is connected to the first recess 16 of the first control plate 15 and the second recess 1 of the second control plate 17.
8, the first roller 10 and the second roller 1
4 is a side wall 15A of the first control plate 15 and the second control plate 17
And 17A while moving against the non-clamp position.

When the tray 2 is slid and displaced from the detached position to the reproduction position, the turntable at the inoperative position is displaced upward from below through the through hole 7 formed in the tray 2. In this way, when the turntable is displaced to the operating position, which is the upper position, the disc is held between the turntable and the clamp means rotatably provided in the cartridge C.
When the clamp control member 5 is slid and displaced to the non-clamp position, the opening / closing lid provided on the cartridge C is opened by the opening mechanism provided on the clamp control member 5.

Therefore, in such a state, when the turntable is driven to rotate by the rotation of the spindle motor, the disk is driven to rotate. When the disk is rotated in this manner,
An optical pickup provided to move to the operating position together with the turntable faces the signal surface of the disc through a through hole formed in the tray 2 and an opening provided in the cartridge C, and records the data on the disc. As a result of performing the reading operation of the read signal, the reproducing operation of the disc player can be performed.

As described above, the reproducing operation in the case of using the cartridge disk is performed. When the reproducing operation is performed, the first control arm 7 and the first control arm 11 provided in the second control arm 11 are used. The roller 10 and the second roller 14 are connected to the side wall 15 </ b> A of the first control plate 15 and the second control plate 1.
Since the clamp control member 5 is in a state of being pressed against the side wall 17 </ b> A, vibration of the clamp control member 5 can be prevented. In such a state, when the ejection operation of the cartridge C is performed, the tray 2 is slid and displaced in the direction of the arrow B which is the attachment / detachment position direction by the ejection mechanism.

When the tray 2 is displaced in the direction of arrow B,
The engaging piece 19 formed in the tray 2 comes into contact with the engaging portion 20A of the through hole 20 formed in the clamp control member 5, and the clamp control member 5 is pressed and displaced in the direction of arrow B. As a result, the clamp control member 5 is slid in the direction of arrow B with the displacement operation of the tray 2, and when the clamp control member 5 is displaced to the vicinity of the clamp position, the first control arm 7 and the second control arm First roller 10 and second roller 14 provided on arm 11
Are fitted into the first concave portion 16 of the first control plate 15 and the second concave portion 18 of the second control plate 17. When the first roller 10 and the second roller 14 are fitted into the first recess 16 of the first control plate 15 and the second recess 18 of the second control plate 17, the rotation of the first control arm 7 and the second control arm 11 is performed. The displacement force acts on the clamp control member 5 as a displacement force in the direction of arrow B. As a result, the clamp control member 5
Of the tray 2 can be smoothly performed to the clamp position, and the displacement operation of the tray 2 to the attachment / detachment position can be smoothly performed.

In this embodiment, a well-known mechanism may be used for the displacement operation to the operation position of the turntable and the movement operation of the optical pickup performed in conjunction with the sliding displacement operation of the tray 2. The description is omitted. In this embodiment, the first control arm 7 and the second control arm 11
Provided a first roller 10 and a second roller 14, respectively, but this roller is not necessarily required.

[0031]

According to the disk mounting apparatus of the present invention, a clamp control member for rotatably mounting a clamp member for clamping a disk not stored in a cartridge on a turntable is provided on the clamp control member.
In addition, since the clamp arm is held at the clamp position by the control arm that is rotationally urged by the spring, the holding operation of the clamp member at the clamp position can be performed while suppressing generation of vibration.

In the present invention, since the roller is rotatably provided at the end of the control arm for controlling the displacement operation of the clamp control member, the displacement operation between the clamp position and the non-clamp position of the clamp control member is performed. Can be performed smoothly.

According to the present invention, a displacement operation from a clamp position to a non-clamp position of a clamp control member provided rotatably with a clamp member for performing a clamp operation of a single disk is performed by a cartridge mounted on a tray. Since the configuration is performed by the contact displacement force, the configuration is simplified and a very large effect is achieved for the reduction in thickness.

Further, according to the present invention, the displacement return operation of the clamp control member from the non-clamp position to the clamp position is performed by the engagement piece formed on the tray.
This has the advantage that the configuration is simplified.

[Brief description of the drawings]

FIG. 1 is a plan view of a main part showing a state in which a tray on which a cartridge is mounted is at a detachable position.

FIG. 2 is a plan view of a main part showing a state where a tray on which a cartridge is placed is at a reproduction position.

FIG. 3 is a side sectional view of a main part in a state where a cartridge is placed on a tray.

FIG. 4 is a side sectional view of a main part in a state where a disk is placed on a tray.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Main body 2 Tray 5 Clamp control member 6 Clamp member 7 1st control arm 10 1st roller 11 2nd control arm 14 2nd roller 15 1st control plate 16 1st recess 17 2nd control plate 18 2nd recess C Cartridge D disk

Claims (4)

[Claims] 1. A disk mounting portion provided on a main body of a disk player so as to be slidably displaceable between a disk mounting / dismounting position and a disk reproduction position, and on which a disk not stored in a cartridge is mounted. A tray on which a cartridge mounting portion on which a cartridge containing a disk is mounted is formed; and a disk player body is provided on the main body of the disk player so that the tray can be displaced in the sliding direction, and the disk is loaded from above. A clamp control member rotatably provided with a clamp member for clamping on the turntable; and a rotatable clamp control member provided on both sides of the clamp control member. A first control arm and a second control arm that are urged and urged, and the first control arm fixed to the main body and the first control arm; A first control plate and a second control plate with which the ends of the arm and the second control arm abut, respectively, and the clamp control member formed on the first control plate and the second control plate and displaced to the clamp position; The first control arm and the second control arm each include a first concave portion and a second concave portion into which respective ends of the first control arm and the second control arm are respectively fitted, and the ends of the first control arm and the second control arm and the first control plate. And a disc mounting device for a disc player, wherein the clamp control member is held at a clamp position by fitting with a first concave portion and a second concave portion formed in a second control plate. 2. A first roller and a second roller which are fitted into the first concave portion and the second concave portion, respectively, are rotatably provided at ends of the first control arm and the second control arm. A disk mounting device according to claim 1. 3. The clamp control member according to claim 2, wherein a displacement operation of the clamp control member from the clamp position to the non-clamp position is performed by bringing a cartridge placed on a tray into contact with the clamp control member. 2. The disk mounting device according to 1. 4. The disk mounting device according to claim 1, wherein the displacement operation of the clamp control member from the non-clamp position to the clamp position is performed by an engagement piece formed on the tray.