JPH029054A - Optical disk device - Google Patents

Abstract

PURPOSE:To securely insert a disk with simple constitution by moving a clamper in accordance with the turning state of a tray guide moving means. CONSTITUTION:When the tray guide moving means 7 is turned to be under the horizontal state, a loading motor is stopped, and a tray moving motor 13 is rotated, and then a tray 5 is projected out of a player 1 to move in the direction of Y1. Afterward, the disk 2 is placed on the tray 5, and the motor 13 is rotated in the reverse direction, so that the tray 5 is moved in the direction of Y2. On completion of moving the tray 5 in the player 1, the center of the disk 2 is conformed to the center of a spindle motor 20, and the loading motor is rotated in the reverse direction, and then the disk 2 is mounted on a table 27, so that the clamper 23 is also turned integrally with the means 7 and a panel 3 in the direction of X2. Then, the disk 2 is rotated integrally with the table 27, and hence the disk 2 is inserted.

Description

[Detailed Description of the Invention] Industrial Application Field The present invention relates to a disk-based recording medium (hereinafter referred to as a disk).
The present invention relates to an optical disc device (hereinafter referred to as a player) that records and reproduces information on a disc.

2. Description of the Related Art There has been an increasing demand for compact size players in the market. Therefore, we attempted to produce a compact size player to meet the demands of the market. FIG. 6 shows an external view of the player. 50 is paid by the player itself. FIG. 6 shows the configuration of the player. Reference numeral 62 denotes a shear 7 on which a turntable 56 on which a disk is placed and a pickup 56 for reading and writing signals from the disk are mounted. Reference numeral 61 denotes a panel that is rotatably supported in the M1 to M2 direction with respect to the chassis 62, and rotatably supports the clamper 63 and the clamper 53 that comes into contact with the disk and holds the disk 57 between it and the turntable 56. A clamp plate 64 is provided. Figure 6 Suha disk 5
It is in a state where a notice has been placed. In this state, when the panel 61 is manually moved in the M2 direction and closed as shown in FIG. 6, the clamper 63 comes into contact with the disc 5 and becomes ready for playback.

Problems to be Solved by the Invention However, the above configuration requires the user to manually insert the disc into the player, which is far removed from the autoloading system that has been well-established in the market. Furthermore, since it is necessary to open the re-panel into which the disc is inserted more than necessary (relative to the thickness of the disc), there is a problem in that the places where it can be used are limited.

In view of the above-mentioned problems, the present invention provides a compact optical disc device in which a disc can be automatically inserted from the front and can be inserted with a minimum amount of panel movement.

Means for Solving the Problems In order to solve the above problems, an optical disc device of the present invention includes a turntable on which a disc-shaped recording medium is placed and rotated, and a turntable on which information is recorded or information recorded on the disc-shaped recording medium. a chassis equipped with a pickup for reading the information; a tray on which the disk-shaped recording medium is placed;
Two states: a tray transfer state in which the tray is transported in a direction in which the tray is moved in and out of the optical disc device main body, and a rotating state in which the tray rotates substantially integrally with the tray after being accommodated in the optical disc device main body. a tray guide transfer means rotatably supported by the chassis so that the clamper contacts and presses the disk-shaped recording medium placed on the turntable; and the clamper is placed on the turntable. and a clamper holding means for moving the clamper between a first state in which it is in contact with the placed disc-shaped recording medium and a second state in which it is not in contact, and in a state in which the tray guide transport means transports the tray. The clamper is in the second state, and when the tray guide transfer means rotates, the clamper is configured to move from the state shown in FIG. 2 to the first state.

Operation The present invention can provide a compact-sized autoloading type optical disc device that can reliably insert a disc with a simple configuration.

Embodiment Hereinafter, an optical disc device (hereinafter referred to as a player) according to an embodiment of the present invention will be described with reference to the drawings.

Figure 2 shows the main body of the player. 1 is the main body of the player, and 2 is a disc inserted into the player. 3 is a panel, and 4 is a chassis. Nokunel 3 is chassis 4
It is rotatably supported.

FIG. 3 shows a state in which the tray is protruded. Reference numeral 5 denotes a tray, which has a shape on which a disk is placed.

3 is a state in which the tray 5 is rotated prior to its protrusion. 6
is a rotating lever that rotates the panel 3.

FIG. 4 shows the configuration of this embodiment. 4 is a chassis constituting the player. Reference numeral 7 denotes a tray guide transport means for transporting the tray 6, and is provided with a roller 14 that engages with a guide groove 16 of the tray 6 and supports it so as to be movable in the horizontal direction. 10 is a rack provided on the tray 6, and the power of a tray transfer motor 13 provided in the tray guide transfer means is transmitted to the transfer gear 11 via the transmission gear 12, and the tray 5 is moved by moving the rack 10. The player 1 moves it in the direction of entry and exit (Y1 to Y2). Reference numeral 8 denotes a rotation shaft provided in the tray guide transfer means, which is rotatably supported by a bearing 9 provided on the chassis 4, and is rotatable in the x1 to x2 directions. 16 was provided on the tray guide transfer means. It is a drive shaft, which is interlocked with the panel rotation lever 6 and engages with a cam groove 18 provided in the loading cam 17, so that the loading cam 1
7, the tray guide transfer means 7 and the nozzle 3 are configured to operate in conjunction with each other. The loading cam 1T is rotatably supported by the chassis 4, and rotation of a loading motor (not shown) is transmitted to the loading cam 17 via a transmission gear 19. 20 is a spindle motor that rotates the disk. A pickup 21 records signals on a disk or reproduces signals, and is supported by a guide shaft 22 so as to be transportable.

A centering ring 26 is provided coaxially with the spindle motor 20, and is engaged with a center hole provided in the disk 2 to perform centering. 27 is a turntable on which a disk is placed and rotated. 24 is a clamp plate and clamper 2
3 is provided, which descends integrally with the clamp plate 24 onto the disc 2 placed on the turntable 27, holds the disc 2, and rotates integrally with the disc 2.

The configuration of this embodiment has been described above, and next, the operation of inserting and ejecting the disc 2 into the player will be described. The state shown in FIG. 1a is a standby state, and in this state, when the user presses the tray oven switch (not shown), the loading motor (not shown) rotates, causing the loading cam 17 to rotate. When the tray guide transfer means 7 rotates in the x1 direction, the panel 3 also rotates in the x1 direction. When the tray guide transfer means rotates to a substantially horizontal state, a switch (not shown) detects this state and the loading motor (not shown) stops. Thereafter, the tray transfer motor 13 rotates, and the tray 6 protrudes from the player 1 and moves in the Y1 direction. This state is the state shown in FIG. When the tray 6 moves to the appropriate position,
A switch (not shown) detects this position and the tray transfer motor 13 is stopped. Thereafter, when the disk 2 is placed on the tray 6 and the disk insertion button is pressed, the tray transfer motor 13 rotates in the opposite direction, and the tray 5 moves in the Y2 direction. In this state, the clamper 23 and the centering ring 2e are waiting at a position where they do not interfere with the movement of the disk 2. When the tray 5 has completely moved into the player 1 and the center of the disk 2 is approximately aligned with the center of the spindle motor 2o, a switch (not shown) detects the position.
The tray transfer motor 13 stops. Thereafter, the loading motor (not shown) rotates in the opposite direction, causing the tray guide transfer means 7, the tray 6, the disk 2, and the panel 3 to rotate in the x2 direction, and the disk 2 is placed on the turntable 27. is placed on tray 5 and separated from tray 6.
When only the panel 3 further rotates in the x2 direction and the tray guide transfer means 7 moves to a position where it does not interfere with the disk 2, a switch (not shown) detects this state and stops the loading motor (not shown). . In this state, the clamp plate 24 and the clamper 23 are also rotating in the x2 direction together with the tray guide transfer means 7 panel 3, and come into contact with the disk 2 placed on the turntable 27 to turn the disk 2. The table 27 can be pressed and rotated integrally, and the insertion of the disk 2 is completed. disc 2
The removal of the disc 2 is carried out in the same manner as the insertion of the disc 2 described above. That is, when playback is finished and the disc eject button (not shown) is pressed, the loading motor (
(not shown) rotates, the tray guide transfer means 7 rotates in the x1 direction, and the clamper 23 first moves away from the disk 2. In this state, the disc 2 is on the turntable 2.
7 remains on top. Thereafter, the tray 5 approaches the disk 2 and places the disk 2 thereon. Furthermore, tray 5
When it rotates into a substantially horizontal state, a switch (not shown) detects this state and stops the loading motor (not shown). Thereafter, the tray transfer motor 13 rotates, and the tray 6 moves in the Y1 direction, moves out of the player 1, and stops at a predetermined position, allowing the disk 3o to be taken out.

Effects of the Invention As described above, the present invention includes a turntable on which a disc-shaped recording medium is placed and rotated, and a pickup that records information on the disc-shaped recording medium or reads information recorded on the disc-shaped recording medium. a chassis on which the disc-shaped recording medium is mounted, a tray transporting state in which the tray is transported in a direction in which the tray is taken in and out of the optical disc device main body, and a state in which the tray is transported in a direction after the tray is stored in the optical disc device main body. a tray guide transport means rotatably supported by the chassis so as to be in two states: a rotating state in which the tray rotates substantially integrally with the tray; A clamper that contacts and applies pressure, and a clamper holding means that moves the clamper between a first state in which the clamper contacts the disc-shaped recording medium placed on the turntable and a second state in which it does not contact the disc-shaped recording medium. and when the tray guide transfer means is in a state where the tray is being transferred, the clamper is in the second state, and when the tray guide transfer means is rotating, the clamper is in the second state. By configuring the device to move to the first state, it is possible to provide an autoloading type, compact-sized optical disc device that can reliably insert a disc with a simple configuration.

[Brief explanation of the drawing]

FIG. 1 is an explanatory diagram of the operation of an optical disk device according to an embodiment of the present invention, FIG. 2 is an external perspective view of an optical disk device according to an embodiment of the present invention, and FIG. 3 is a perspective view of the optical disk device in a tray protruding state. FIG. 4 is a perspective view for explaining the structure of an optical disk holder, FIG. 5 is a perspective view for explaining the structure of an optical disk device in a conventional example, and FIG. 6 is an explanatory diagram of the operation of the conventional example. 3...Panel, 4...Chassis, 6.
... Tray, 7 ... Tray guide transfer means, 8 ... Rotating shaft, 9 ... Bearing, 2
3... Clamper, 27... Turntable. Agent's name: Patent attorney Toshio Nakao and one other person 3 1! ' Figure 2! - Breyerhui book? ...-Disc 3--Hall Introduction Jshi 4--: Tween 89 Oto and V Fig. 9-Player body. 5/-・-ha'''Ordinal 57-°-tisk

Claims (2)

[Claims] (1) A chassis equipped with a turntable on which a disk-shaped recording medium is placed and rotated, a pickup that records information on the disk-shaped recording medium or reads information recorded thereon, and a chassis on which the disk-shaped recording medium is placed. a tray, a tray transport state in which the tray is transported in a direction in which the tray is moved in and out of the optical disc device main body, and a rotating state in which the tray rotates substantially integrally with the tray after being stored in the optical disc device main body. a tray guide transfer means rotatably supported by the chassis so as to assume two states; a clamper that contacts and presses the disc-shaped recording medium placed on the turntable; and a clamper that presses the disk-shaped recording medium placed on the turntable; a clamper holding means for moving the tray between a first state in which it contacts the disc-shaped recording medium placed on the disc-shaped recording medium and a second state in which it does not contact the disc-shaped recording medium, and the tray guide transport means transports the tray. In the state, the clamper assumes a second state, and in the state in which the tray guide transfer means rotates, the clamper assumes the second state.
An optical disc device characterized in that the optical disc device is configured to move from the above state to the first state. (2) The optical disc device according to claim 1, wherein the clamper holding means is constructed as a frame constituting the main body of the optical disc device.