JPS59203265A - Auto-loading device of disc - Google Patents

Abstract

PURPOSE:To control surely operations of a tray and a base by sliding a projection of the base on an oblique groove of the tray to incline the base at a prescribed angle when the base and the tray on which a disc is placed are pressed into prescribed positions in an aperture. CONSTITUTION:A tray 2 which is movable into an aperture 3 of a device 1 freely slidably and has a shaft 4 approximately orthogonal to one end side face 2' on this face 2' and has an oblique groove 5 on the other end side face 2'', a slide groove 9 to which the shaft 4 is inserted, and a projection 10 which is slided on the oblique groove 5 are provided. When a base 6 on which a disc 7 is placed and the tray 2 are pressed into prescribed position in the aperture 3, the projection 10 of the base 6 is slided on the oblique groove 5 on the tray 2 to incline the base at a prescribed angle.

Description

DETAILED DESCRIPTION OF THE INVENTION (A) Field of Industrial Application The present invention relates to an automatic disk loading device for an optical reader having a drawer shape.

(1) Prior Art Recently, there is a method for loading a disc into an optical reading device such as a compact disc digital audio system (-some use a drawer-shaped loading device, but an optical reading device Since it is positioned as a high-class device, the E
I'm at No. However, as shown in Figure 2 (2), the disk (1
02) is held high at the beginning (= turntable (108)), and after the drawer-shaped tray (103) enters the main body, the base (101) on which the disc (102) is placed is held.
and place the disc (102) on the turntable (108).
) i2, so the tray (103) sliding motor (150) and the base (1o1) lowering motor (15)
It has two motors (1), and it is necessary to control the operation of both at the same time.The number of parts is large and the control is complicated. This requires a mechanism to move the tray (10!l) horizontally by C2, and a mechanism to move the base (101) vertically up and down almost perpendicularly to the movement of the tray (1oe). As a result, there are problems such as an increase in the size of the loading device, which is undesirable because miniaturization comes at a cost.

(c) Purpose of the Invention The present invention has been achieved by paying attention to the above-mentioned points.
Before the end of horizontal movement of the tray, the base is rotated and the disc is placed on the turn pull.
To provide a disk loading device which can reliably and easily control the operation of a tray and a base, and which can also reduce the size of the loading device, thereby reducing the size of the device.

2) Structure of the Invention The present invention has one 9
(1111 plane (= a tray with axes that are orthogonal to each other, and the other end side surface (two oblique seas), one end side surface of this tray (= a sliding groove into which the provided shaft is inserted, and the above-mentioned oblique surface) A base is provided with a protrusion that slides in a groove and on which a disk is placed, and when the tray is pushed into a predetermined position in the opening, the protrusion of the base slides in the diagonal groove of the tray. (No.) The base is configured to be tilted at a predetermined angle.

(e) Embodiment @1 Figure 1 is a side sectional view of a disk autoloading device according to an embodiment of the present invention. In the drawing (-), (1) is a disk autoloading device (hereinafter referred to as the device), which has an opening (3) through which a tray (2) is slidably moved. A shaft (4) is installed in the side surface (2) of one end, and a diagonal groove (5) is mounted on the other end surface (2).
) is formed and is configured to be horizontally moved (to which two rack gears (not shown) are attached and by a tray base sliding motor (not shown). (6) is a base with protrusions (S) on which the Dinuk (7) is placed, and one end side of the tray (2) with a shaft (4) mounted therein. Sliding groove (9) inserted into which the shaft (4) slides
A protrusion (10) (10) is formed on the other end and slides in a diagonal groove (5) formed on the other end side surface (2) of the tray (2).
(Only one end and side surface is shown in Figure 1 (A) (on Roll Q)).

In addition, the protrusion 0 of the base (6) is locked, and the spring αB whose one end is locked to the tray (2) is always (-base (6)
) is pulled inward of the device (1). Therefore, the base (6) has a sliding groove (9) as shown in Fig. 1 (a) and (b).
) is connected to the mounting shaft (9) provided on the tray (2).
4) By abutting the front surface of the tray (2) <i
and a predetermined interval (c) apart.

Next, 02 is the front chassis of the device (1), and the opening (3) (
Second, the upright piece 031 is fixed on the screw side, and the tray (
2) is configured to come into contact with the inner surface (6'l) of the front surface (6f) of the base (6) when it is moved a distance C within the device (1).

Further, O5 is a spindle motor that rotates the disk (7), and the shaft of the motor is provided with a turntable (161) on which the disk (7) is placed coaxially and a rotating truncated cone aη.

Next C'''-a pull motor A clamper that presses the turntable (10 and rotating cone 171 + two discs (7) integrally formed on the shaft of the motor, one end of which is attached to the shaft (not shown) The clamper control rods are rotatably fixed to the clamper control rods and have a protrusion t20 at the other end. This is a letter-shaped rotating plate which is pivotably mounted at 221. The clamper control rod 3
A long groove (25) in which the protrusion C0 of υ is housed, and a lock in which one end of the other extension part (the tip of 22 (the second is the spring member 126 whose biasing direction reverses from a certain point to the pier) is locked. A stop portion (2″6) is formed. The other end of the spring member θ6 is engaged with and fixed to a soybean (not shown) (an engaging portion (281)).

In addition, (29) is a suppressing protrusion provided on the side surface of the tray (2i), and the movement of the tray (2) C2-11 (abuts against the other extension part (23) of the letter-shaped rotating plate and pivots. c! Operate to rotate using a as a fulcrum.

To explain the operation of the present invention having such a configuration (G), the tray (2) shown in FIG. In the so-called disk mounting position, the shaft (4) mounted on the tray (2) moves the sliding groove (9) of the base (6)
The left end (9) of the tray (2) comes into contact with the base (6), and the base (6) is pulled by the force of the spring aυ into the device (1)), and the front part (2) of the tray (2) and the base (6) The front part (61 is maintained parallel to the bottom chassis C3 at a predetermined distance).
is inserted into the base (6), and the tray operating motor (not shown) is 1L. The tray (2) is moved into the apparatus (1) (direction A (-) in the drawing). In such movement of the tray (2), the base ( 6) is moved parallel to the bottom chassis depth (2).
IH+ is applied.

During the movement of such a tray (2) into the device (1), the opening (3) (2) of the device (1) (2) The upright piece 1131 located on the inner surface of the base (6) (6γ (2 contact position) (Fig. 1-)), the pressing protrusion (291) of the tray (2) comes into contact with the other extension part (227L) of the doglegged rotating plate (221).At such a position, the spring member (2E9) The rotating plate is energized clockwise I), and the clamper control rod (211 is rotated counterclockwise with the axis σ9) as a fulcrum. Still turntable t1
6) and the rotating truncated cone Q rectangle.

Furthermore, when the tray (2) is moved into the drive (second fogging) device (1) of the motor for the tray PJM t'l, the tray (
2) Suppressing protrusion I291+-yo()< letter-shaped rotating plate (2)
The other extension part (25) of Then, the rotating plate (22) is rotated counterclockwise (2), and the long groove (25+) formed in one of the extending parts C!Δ presses the protrusion KS■, and the clamper control rod 12+1 is rotated. Rotate clockwise using the shaft housing 9 as a fulcrum.

On the other hand, since the upright piece a3 of the base (6) is in contact with the inner surface (ef'-2), horizontal movement into the device (1) (to the right) is prevented, and the spring (11) l=resists The protrusion of the base (6) slides toward the lower end (55) of the diagonal groove (5) formed on the tray (2). 6) front part (distance between 61 (D
In order to horizontally move the tray (2) into the device (1) (to the right) so as to contract the shaft (4) or the right end (9j'l) of the long groove (9) of the base (6 will be moved.

Furthermore, when the tray (2) is moved into the device (1) (to the right), the spring member 26) and the locking portion (2η) of the rotating plate [22] and the chassis (not shown) of the spring member CQ The engaging part (281) or on a straight line parallel to the longitudinal thickness of the device (1) (
2 devices (Figure 1 (c)). In such a state, the spring member (
Since the applied force of 20 is almost an upward component in the vertical direction of the device (1), the rotating plate - is rotated clockwise (both counterclockwise (both are rotated) against the support shaft t24)I''. Instead, the suppression protrusion +291i is tilted by the predetermined angle rotation plate C21.

When the tray (2) is moved into the device (1) (rightward), the spring member (26) (-) rotates without depending on the pressing protrusion of the tray (2). Board (221
is energized counterclockwise and rotated counterclockwise (twice).

At this time, the base (6) rotates clockwise about the shaft (4), so that the protrusion 00) is located at the lower end (5) of the can groove (5).
(When reaching the 2nd axis, the C 2nd axis (4) will move to the right end of the long groove (9) (
9) (reaches 2. This spring member (26d l = yo I) rotates in the counterclockwise direction with the pivot (2) as the fulcrum (= the energized clamper control rod moves around the axis Q9. As a fulcrum, the clockwise direction (one rotation and clamper 08) is the disk (7
) is pressed against the turntable C16) and the rotating truncated cone 07) (see FIG. 1). That is, the disk (7) is in the position where it is rotated relative to the Nubindle motor (151).
, the so-called disc playing position (I), the disc loading operation is completed.

The movement of the disk from the playing position to the disk loading position is the reverse of the disk loading operation shown in Figures 1 (A), (B), and (C).

(to) More than the effect of the invention, the automatic loading device of the disk according to the invention is movable (= movable) within the opening of the main body (= this end side (= this end side (= this end side) A tray with a shaft having a diagonal groove on the other end (6111 side), and a foil into which the shaft provided on one end side (2) of this tray is inserted.

A protrusion that slides between the moving groove and the diagonal front is provided (a base on which the disk is placed, and the tray is placed in a predetermined position within the opening (= when pushed in, the protrusion on the base or the tray Sliding the slope (2) The base is configured to tilt at a predetermined angle, and the base on which the disc is placed is tilted at a predetermined angle by 8 Thj to the predetermined position of the tray, and the turntable and rotation of the motor Since the disc is attached to the truncated cone, the base can be lowered vertically (2) without the need for a motor for lowering the base, and a series of simple mechanical means (2) can be realized. There is no need to control the base, which is simple and contributes to miniaturization.

[BRIEF DESCRIPTION OF THE DRAWINGS] Fig. 1 (a), (b), l/→) is a 01 side cross-sectional view of a disc autoloading device according to the present invention, and Fig. 2 is a side view of a conventional disc autoloading device. FIG. (1)... Disk autoloading device t (device), f2)... Tray, (2f... One end side, (2r... Other end side, (2γ... Front part, (3 )
... opening, (4) ... (mounting) shaft, (5) ... diagonal groove, (6) ... base, (61 ... front part, (ef
'--Inner surface, (7)... Disc, (9)...
sliding groove, (101...protrusion, (131...-standing piece,
(15)...Spindle motor, (161...Turn group, (17)...Rotating truncated cone, (18)...
... Clamper, (22... Rotating plate, (G)... Spring member. Applicant: 1 person other than Sanyo Electric Co., Ltd. - ~ 1

Claims (1)

[Claims] (1) A tray that slides into the opening of the device (2) that is movable, has a shaft on one end side surface that is almost orthogonal to this end surface, and has a diagonal groove on the other end side surface. A base is provided with a sliding groove provided on the side surface of one end of the tray into which a shaft is inserted, a protrusion that slides in the diagonal groove, and a base on which a disk is placed, and the tray is pushed into a predetermined position within the opening. When the disc is loaded, the protrusion of the base slides on the diagonal groove of the tray, whereby: 1) the base is loaded with pigment at a predetermined angle;