JP2002358770A - Disk recording and reproducing device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a disk recording and reproducing device which can prevent the sound leakage of motor noises or the like from the inside of device or invasion of dust or the like to the inside of device by surely hermetically sealing the disk loading/ejecting port of a front panel with a tray cover by supporting the tray cover to be vertically and horizontally swung by the spring force of a leaf spring in respect to a main body of the tray. SOLUTION: A main body 6 of the tray which can be moved from a tray inlet/outlet 5 on a front panel 2 of a main body 1 of disk player to an ejecting position and a housing position, is provided with a tray cover 7 for closing the tray inlet/outlet when the relevant main body 6 of the tray is pulled into the housing position, and the tray cover 7 is composed of a middle tray cover frame 8 held on the main body 6 of tray and an exterior tray cover panel 10 supported via a leaf spring 9 onto the middle tray cover frame 8 to be vertically and horizontally swung.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a disc recording / reproducing apparatus suitable for use in a disc player such as a DVD (digital versatile disc), and more particularly, to a disc loading / unloading position and a storage position. The tray opening and closing is closed by the tray cover outer panel when the tray that is to be taken in and out is pulled into the storage position, thereby preventing sound leakage such as motor noise from the inside of the device and the device. This prevents dust and the like from entering the inside.

[0002]

2. Description of the Related Art FIG. 8 is a perspective view showing the relationship between a conventional tray and a front panel. Reference numeral 30 denotes a front panel attached to a front side of a disc player (not shown) by a support piece 31, and has a tray entrance 32. Reference numeral 33 denotes a tray main body on which two types of disks having different disk diameters are mounted. A tray cover 35 is provided on the front side of the tray main body 33 via two tension coil springs 34, 34.

According to the tray configured as described above, when the tray main body 33 is pulled into the disc player, the tray cover 35 is spring-biased by the tension coil spring 34 against the entrance 32 of the front panel 30. It is to be closed in a state where it is closed.

[0004]

However, in the above-described configuration, the tray cover 35 can be moved by the spring action only in the pulling-in direction with respect to the tray main body 33, and cannot swing in the vertical and horizontal directions. Therefore, when the tray body 33 is pulled into the disc player,
The tray cover 35 is located at the entrance 32 of the front panel 30.
Can not be guided along the
5 has a gap with respect to the entrance 32, and it is difficult to completely seal the space. As a result, there is a problem that a motor sound or the like in the disc player leaks through the gap between the entrances 32 and dust or the like enters the disc player through the gap between the entrances 32.

Further, since the tension coil spring 34 for urging the tray cover 35 in the drawing direction is directly supported by the tray main body 33, for example, the tray cover 35
When the design is changed, the tray body 33 also needs to be changed at the same time, and there is a problem that the cost is extremely uneconomical.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-described problems, and a disk cover is supported on a disk tray body by a spring force so as to swing vertically and horizontally by a spring force. When the tray body is pulled into the storage position, the tray cover is sealed along the opening edge of the front panel access opening to prevent sound leakage such as motor noise from inside the device, and to prevent dust and the like from entering the device. It is an object of the present invention to obtain a disk recording / reproducing apparatus which prevents intrusion of a disc.

[0007]

In order to achieve the above-mentioned object, a disk recording / reproducing apparatus according to the present invention is movable from a tray inlet / outlet on a front panel of a recording / reproducing apparatus main body to a discharge position and a storage position. The disc tray body includes a tray cover for closing the tray entrance when the disc tray body is pulled into the storage position, and the tray cover is spring-mounted with respect to the disc tray body. It is designed to be supported so as to be able to swing up and down and left and right.

According to the disk recording / reproducing apparatus described above,
When the disc tray body is pulled into the storage position, the tray cover is guided while being adjusted to the opening edge of the tray entrance, and the tray entrance is closed by the spring biasing force of the spring means. can do. Accordingly, it is possible to prevent a sound such as a motor sound from leaking from the inside of the recording / reproducing apparatus and to prevent dust or the like from entering the inside of the apparatus.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a disk recording / reproducing apparatus according to the present invention will be described below with reference to the drawings, taking a DVD disk player as an example.

FIG. 1 is an external perspective view of the entire disc player, FIG. 2 is a perspective view of a disc tray body and a tray cover composed of a plurality of members, and FIG. 3 is a detached state of the tray cover viewed from the back side. It is a perspective view of.

Reference numeral 1 denotes a disc player main body, a reproducing mechanism (not shown) capable of reading recorded information written on the disc in the disc player main body 1 by a device such as an optical pickup mechanism, and recording information recorded on the disc. And a recording mechanism unit having a device for writing the data.

A plurality of operation buttons 3 and a jog lever 4 are provided on a front panel 2 on the front of the disc player body 1.
And a tray entrance 5 is opened at the center of the front panel 2. A tray body 6 on which a disc is loaded from the tray inlet / outlet 5 is shown in a discharge position as shown in FIG. 1 by a predetermined button operation of the operation button group 3 and a storage position to be drawn into the disk player body 1. For example, it can be slid by a drive mechanism having a rack and a pinion. In the embodiment of the present embodiment, the tray main body 6 is provided with an accommodating portion 6a on which a disk of, for example, 12 cm having a different disk diameter is mounted, and
and a receiving section 6b on which a disc of cm is mounted.

A tray cover 7 composed of a plurality of members is provided at the tip of the tray body 6. The tray cover 7 is a tray cover middle frame 8 held by the tray body 6.
, A leaf spring 9, and a tray cover outer panel 10 attached to the front side of the tray cover middle frame 8 and closing the tray entrance 5 when the tray main body 6 is pulled into the disc player main body 1. ing.

The details of the tray cover middle frame 8, the leaf spring 9, and the tray cover exterior panel 10 will be described below with reference to FIGS.

The tray cover middle frame 8 is formed of a low-wear material resin such as POM (polyacetal), and openings 11, 11 are formed at the left and right ends of the front side of the tray cover middle frame 8 (see FIG. 2). First hook pieces 12, 12 are formed on the inner edges of the openings 11, 11, respectively. A tongue-shaped holding piece 13 having slits 13a, 13a on the left and right is formed in the center of the tray cover middle frame 8 to hold a leaf spring described later.
The second hook pieces 15 are formed at the lower edges of the openings 14.

The rear side of the tray cover middle frame 8 (FIG. 3)
) Are formed at both left and right ends of the left and right sides, respectively, such that the lower ends thereof are cut off. Further, a plurality of rib-like pieces 1 are arranged from the upper side on the back side of the tray cover middle frame 8.
7, 17, 17 are formed, and a pair of projections 18, 18 are formed on the back surface.

The leaf spring 9 is formed of, for example, a stainless steel plate with low metal fatigue, and has a U-shaped holding portion 19 at the center and a notch 19a at the lower side.

On the other hand, the tray cover exterior panel 10 is formed of a low-wear material resin such as POM (polyacetal) like the above-described tray cover middle frame 8, and has a box shape with a concave back side. First hook portions 20, 20 to be loosely fitted with the first hook pieces 12, 12 of the tray cover middle frame 8 are formed on both left and right end portions on the rear side (see FIG. 3) of the tray cover exterior panel 10. Have been. Similarly, on the back side of the tray cover exterior panel 10, a second hook portion 2 that loosely fits with the second hook pieces 15, 15 of the tray cover middle frame 8.
1 and 21 are formed, and holding pieces 22 and 22 for holding both ends of the leaf spring 9 are formed. The four sides on the rear side of the tray cover exterior panel 10 are formed on a tapered surface 23.

Next, a procedure for setting the above-described tray cover 7 to the tip of the tray body 6 will be described. First, while attaching the holding portion 19 of the leaf spring 9 to the holding piece 13 from the back side of the tray cover middle frame 8,
9a is fitted and held in the projection 13a of the holding piece 13.
Thereafter, the first hook portions 20 and 2 are attached while attaching the tray cover exterior panel 10 from the front side of the tray cover middle frame 8.
0 through the openings 11, 11 of the tray cover middle frame 8.
And the second hook portions 21 and 21 are loosely fitted to the second hook pieces 15 and 15 through the openings 14 and 14. Then, both ends of the leaf spring 9 are bent toward the tray cover outer panel 10 side, and the holding pieces 22 and 2 are bent.
2, the assembly of the tray cover 7 is completed.

Thereafter, the tray cover 7 in the set state is
A plurality of rib-like pieces 17, 17, 17 of the tray cover middle frame 8
To ribs 24, 2 formed on the front end face of tray body 6.
At the same time, the bag portions 16 formed on the left and right portions of the tray cover middle frame 8 are inserted into the ribs 25 formed on the left and right portions of the tray body 6 from above. As a result, the projections 18, 18 formed on the tray cover middle frame 8 are engaged with the lower sides of the ribs 24, 24, and the tray cover 7 is mounted.

FIG. 4 is a plan sectional view showing a state in which the tray cover 7 is attached to the tray body 6, and FIG.
FIG. 4 is an enlarged side sectional view taken along line −A, where a tapered surface 26 is formed on the four slightly recessed circumferences of the tray entrance 5 of the front panel 2.

The tray cover 7 configured as described above is
The tray cover outer panel 10 is held by the leaf spring 9 with respect to the tray cover inner frame 8, and the first hook pieces 12, 12 and the first hook are connected to the tray cover inner frame 8 and the tray cover outer panel 10. The portions 20, 20 are loosely fitted in a so-called play shape, and the other first hook pieces 15, 15 and the first hook portions 21, 21 are similarly loosely fitted in the play shape. As shown in FIG. 5, the tray cover exterior panel 10 is
Can swing vertically using the second hooking piece 15 as a swing fulcrum, and as shown in FIG.
0 can swing in a seesaw shape in the left-right direction using the first hooking piece 12 as a swing fulcrum.

That is, the tray body 6 is pulled into the disc player body 1 and the tray cover exterior panel 10
Is in contact with the deep tapered surface 26 of the tray entrance 5, the tray cover exterior panel 10 is pulled in while being adjusted so as to be guided by the tapered surface 26 of the tray entrance 5, and the four sides of the tray cover exterior panel 10 are rotated. The tapered surface 23 of the tray 5 can be joined and closed by conforming to the tapered surface 26 of the tray entrance 5. Therefore,
Even when the tray cover exterior panel 10 is misaligned with respect to the tray entrance 5 during the pull-in operation of the tray main body 6, it is ensured that the tray entrance 5 is closed by the tray cover exterior panel 10. Can be done.

Thus, when the tray main body 6 is completely drawn into the disc player main body 1, a spring force is generated in the leaf spring 9 between the tray cover middle frame 8 and the tray cover outer panel 10, thereby generating a spring force. The tray cover outer panel 10 is pulled in the closing direction by the spring biasing force of the leaf spring 9 and is completely sealed.

According to this, in the reproducing operation of the disk or the recording operation on the disk in the storage state of the tray main body 6, for example, the motor sound from the disk player main body 1 or the operation sound of the mechanism section is generated by the clearance of the tray entrance 5. The sound can be shielded without leaking from. In addition, dust and the like from the outside may enter the disc player main body 1 through the gap of the tray entrance 5.
There is no intrusion inside.

Here, as means for more securely sealing the tray entrance 5 and the tray cover exterior panel 10,
For example, by forming the tray entrance 5 from an elastic resin material or the like, the adhesion can be further improved when the tray entrance 5 and the tray cover exterior panel 10 are joined. Thus, the sound insulation and dust prevention effects can be enhanced.

In the embodiment of the present invention, the tray cover exterior panel 10 is attached to the tray main body 6 via the tray cover middle frame 8 held on the tray main body 6, so that the tray cover is installed. Even when the design of the exterior panel 10 is changed, the tray body 6 can be used without any change.

The present invention is not limited to the embodiment described above and shown in the drawings, and various modifications can be made without departing from the scope of the invention.

In this embodiment, the tray cover middle frame 8 and the leaf spring 9
Although an example in which the leaf spring 9 is formed from a separate member has been described, since the leaf function can be retained even if the leaf spring 9 is formed from a resin material, the tray cover middle frame 8 and the leaf spring can be integrally formed. Yes, the number of parts can be reduced.

Alternatively, the tray cover middle frame integrally formed with the leaf spring may be integrally formed with the tray body 6, and only the tray cover exterior panel 10 may be formed as a separate member. still,
Without being limited to a leaf spring, for example, a bar-shaped spring or the like can sufficiently obtain a spring function.

Further, in the embodiment of the present invention, a DVD disk player has been described as an example, but the present invention can be widely applied to a disk player such as a CD or the like, and also to a disk player mounted on and taken out of a tray.

[0032]

As described above, the disk recording / reproducing apparatus according to the present invention can be moved from the tray entrance / exit of the front panel of the recording / reproducing apparatus body to the discharge position and the storage position. The main body has a tray cover for closing the tray entrance when the disc tray main body is pulled into the storage position, and the tray cover is vertically and horizontally moved by a spring means with respect to the disc tray main body. By being swingably supported, even if the tray cover and the tray entrance are misaligned when the tray body is pulled in,
The tray cover can be tightly closed to the tray opening and closing port, thereby effectively preventing sound leakage such as motor noise from the inside of the disc recording / reproducing apparatus, and furthermore, dust and the like from the outside into the apparatus. There is an effect that it is possible to prevent the intrusion of an object.

Further, since the tray cover is assembled as a separate member from the disc tray main body, the disc tray main body is not changed even when the design of the tray cover is changed. It can be used as it is and the model can be changed inexpensively.

[Brief description of the drawings]

FIG. 1 is an external perspective view of a DVD disk player according to an embodiment of the present invention.

FIG. 2 is a perspective view of a tray main body and a tray cover in a separated state viewed from the front side.

FIG. 3 is a perspective view of a separated state when the tray cover is viewed from the rear side.

FIG. 4 is a cross-sectional plan view of a set state of a tray main body and a tray cover.

FIG. 5 is an enlarged sectional side view of a set state of a tray body and a tray cover.

FIG. 6 is a plan sectional view showing a state in which a tray cover closes a tray entrance.

FIG. 7 is an enlarged side sectional view showing a state in which a tray cover closes a tray entrance.

FIG. 8 is a perspective view of a conventional tray main body and a tray cover in a separated state.

[Explanation of symbols]

1 ... Disc player body, 2 ... Front panel, 5 ...
Disc inlet / outlet, 6: tray body, 7: tray cover, 8: tray cover middle frame, 9: leaf spring, 10: tray cover exterior panel, 12: first hook, 15: second
Hook piece, 16 rib-shaped bag section, 20 first hook section, 21 second hook section, 23 tapered surface of tray cover exterior panel, 26 tapered surface of disc entrance / exit

Claims (3)

[Claims] 1. A recording / reproducing apparatus main body in which a recording function section and a reproducing function section are incorporated, and a recording / reproducing apparatus main body capable of being moved from a tray inlet / outlet of a front panel of the recording / reproducing apparatus main body to a discharge position and a storage position. And a tray cover portion supported by the disk tray body portion and closing the tray entrance when the disk tray body portion is pulled into the storage position. The part is swingably supported in the vertical and horizontal directions by spring means with respect to the disk tray body,
When the disc tray body is pulled into the storage position, the tray cover is guided while being adjusted to the opening edge of the tray port, and the tray port is closed by the spring biasing force of the spring means. A disk recording / reproducing apparatus characterized by being closed. 2. The disk recording / reproducing apparatus according to claim 1, wherein the tray cover includes a tray cover middle frame supported by the disk tray body, a spring member held by the tray cover middle frame, A disc recording / reproducing apparatus, comprising: a tray cover exterior panel assembled via a spring member and supported so as to be swingable in the vertical and horizontal directions. 3. The disk recording / reproducing apparatus according to claim 1, wherein the outer peripheral edge of the tray cover and the opening edge of the tray entrance are both tapered and closely adhered. Disc recording / reproducing apparatus.