JP3862130B2 - Tray pop-out prevention structure and information disc device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention draws the selected disk from the cartridge storing plural disc trays equipped with disc, used in the information disk equipment for performing recording / reproducing on the disk is transported to an installation site of the pickup, the insertion of the cartridge The present invention relates to a tray pop-out prevention structure that sometimes regulates a disk tray to a cartridge storage position.
[0002]
[Prior art]
In recent years, in personal computers, CD-ROM, CD-R, CD-RW, etc. due to economical advantages such as the price and storage capacity of storage media and the remarkable spread of inexpensive and high-performance recording / reproducing devices Disc-shaped recording media (hereinafter referred to as “discs”) are frequently used. In the conventional information disc equipment, it is mostly performs recording / reproducing with respect to one disc, to the installation site of the pickup for recording / reproducing to the disk, so-called naked state or caddy It was transported and loaded depending on the state in which it was stored.
[0003]
Furthermore, in the information disc equipment, recording because it is configured to handle one disc, when handling the disc is processed as across multiple sheets, for example, Encyclopedia contents (pictures and photographs including the document) In the case of reproducing the disc and recording information having a large capacity such as an image, complicated disc replacement is required.
[0004]
For this reason, an apparatus has been devised that stores a plurality of disks and automatically replaces them. As a method of storing a plurality of discs in the apparatus, a plurality of discs can be inserted and stored one by one in order from one insertion slot, or a cartridge for storing a plurality of discs can be stored. There is a method of sequentially loading from a loaded cartridge. In particular, the latter method using a cartridge is frequently used because of the convenience that a disk can be replaced at a time by exchanging the cartridge and it is excellent in portability.
[0005]
A configuration in which a plurality of audio CDs are loaded in cartridges (magazines) and sequentially selected to be played, as seen in a multi-disc player for playing audio CDs mainly considering the form of in-vehicle or the like. This is described in Japanese Patent Publication No. 2-56745.
[0006]
According to Japanese Examined Patent Publication No. 2-56745, a plurality of disk trays on which disks are mounted are provided so as to be rotatable with respect to the magazine, and the disk tray on which the selected disk is mounted is rotated. A multi-disc player is described which is moved to the installation site of the optical pickup means constituting the performance means. Thereby, a plurality of disks are sequentially selected.
[0007]
[Problems to be solved by the invention]
However, the disc tray according to Japanese Examined Patent Publication No. 2-56745 is configured to rotate by a rotation support shaft, and there is a problem that a space for moving the disc tray is widely required as compared with a configuration in which the disc tray moves linearly. Further, when the configuration in which the disc tray is moved linearly protrudes in Karijji incorporating a disc tray for mounting a plurality of discs, upon insertion into the information disc equipment, part of the disk tray provided with the disk from the cartridge As a result, there is a possibility that the movement of the transport mechanism for selecting and transporting the disk in the apparatus to the pickup may be hindered, and there is a possibility that the apparatus main body, the disk tray, the disk, etc. may be damaged.
[0008]
The present invention, wherein are those directed to the prior solve the technical problems, in the configuration information disk equipment so that the disk tray is moved linearly, the storage position in the cartridge disk tray during insertion of the cartridge It is an object of the present invention to provide a tray pop-out preventing structure that prevents a disc tray from inadvertently protruding and allows a smooth disc selection and replacement.
[0009]
[Means for Solving the Problems]
To this end, the tray pop-out preventing structure according to the present invention includes a fixable cartridge mounting portion cartridge at a predetermined position where the built-in a state of mounting a disc on the disc tray, a pickup, a disk tray Disk A tray ejecting structure for an information disc device comprising a transport mechanism capable of pulling a disc tray from a cartridge into a device main body to carry out recording / reproduction with respect to the device body and transporting it to a portion where a pickup is installed, the structure creation you regulating the storage position in the de Isukutorei during cartridge insertion into a predetermined position in the cartridge mounting portion cartridge provided, that comprises a portion of the structure at least the circuit board, further structures clamping base pairs It consists of a part of a solid, and the structure is a pipe that holds the pickup. It consists of a portion of up module, also information disc apparatus is configured to have a tray pop-out prevention structure according to any one of claims 1-3.
[0010]
According to the above configuration, the structure of the apparatus main body is arranged, and a part of the structure is used as a tray pop-out preventing structure, so that the disc stored in the cartridge at the time of loading caused by using the cartridge is prevented from inadvertently protruding. It is possible to select and load a plurality of discs without providing a new member having a tray pop-out preventing structure or a mechanism for avoiding them when the disc tray is pulled out.
[0011]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
[0012]
Figure 1 is an exploded perspective view showing the information disc equipment in the embodiment of the present invention, 1 is a disk tray for mounting the disk 2, 3, whereas has an opening on the side, the plurality of disc tray 1 It is a box-shaped cartridge that can be freely put in and out. The exterior of the apparatus main body includes a front cover 5 provided with an insertion port 4, a top cover 6, an under cover 7, side frames 8 and 9, and a rear frame 10.
[0013]
In addition, a printed circuit board 11 provided with an electric circuit for driving / controlling the apparatus main body, a pickup 12 for optically recording / reproducing data on the disk 2 and a spindle for rotating the disk 2 are provided therein. And a pickup module 14 having a motor 13.
[0014]
Further, the pickup assembly 19 that can be moved up and down includes a pickup module 14 that is moved up and down by a drive mechanism (not shown), a pickup module base 15 on which the pickup module 14 is installed, a disk 2 and a spindle motor 13 that is turned. And a clamp base assembly 16 provided with a clamp member 18 loaded on the table.
[0015]
Further, a cartridge base 17a loaded with the cartridge 3 and a cartridge mounting portion 17 including a cartridge top base 17b having a biasing spring 17c for biasing the cartridge 3 are installed.
[0016]
FIG. 2 is an external perspective view of the cartridge in the present embodiment. Here, in the structural members shown and described in FIG. 1, the same reference numerals are given to the same operational effects, and the same applies to the following drawings. In the present embodiment, five stages of grooves are provided on the inner walls facing the cartridge case 20 (not shown) so that the five disk trays 1 can be accommodated. Further, on both sides of the inner wall of the cartridge case 20, a lock mechanism that engages with a part of each disk tray 1 is provided so that the stored disk tray 1 does not come out together with the disk. The wall is provided with a lock pin 25 (see FIG. 1) that locks the cartridge 3 at a predetermined position when inserted into the cartridge mounting portion, and a lock groove portion that can be engaged and disengaged.
[0017]
Here, FIG. 1, for explaining the loading operation of the disk 2 in the reference while the information disc equipment to Fig. First, the cartridge 3 is inserted by being guided by the guide pin 32 to the information disk equipment. When the cartridge 3 is locked by the lock pin 25 at a predetermined position of the cartridge mounting portion 17, the lock mechanism for locking the disk tray 1 is released. As a result, the disk tray 1 on which the disk 2 is mounted can be pulled out from the cartridge 3.
[0018]
Next, in order to load the selected disk 2 into the pickup module 14, the pickup assembly 19 moves up and down to a predetermined position, that is, to a position where one of the five disk trays 1 stored in the cartridge 3 is pulled out. Moving. The pickup assembly 19 is moved up and down by a drive mechanism (not shown) along a stepped guide mechanism 70 provided on the side frame 8. After the pickup assembly 19 is moved to a predetermined position, the pickup assembly 19 is pulled out into the apparatus main body by a transport mechanism (not shown) provided in the clamp base assembly 16. At this time, the extension arm 41 of the disc tray 1 is pulled out. The engaging claw and the engaging piece provided on the moving member of the transport mechanism are engaged and pulled out.
[0019]
Further, the disk 2 mounted on the disk tray 1 is transported by the transport mechanism to the position of the turntable of the spindle motor 13 in the pickup assembly 19 provided in the inner part of the apparatus main body. When the disk 2 is conveyed to the position of the turntable of the spindle motor 13 provided in the pickup module 14, the pickup module 14 moves toward the clamp base assembly 16 and turns the disk 2 mounted on the disk tray 1 Loading is performed between the table and the clamp member 18. By rotating the spindle motor 13, the disk 2 is rotated and the optical information recording / reproducing operation is performed by the pickup 12. Further, the unloading operation is performed by the operation opposite to the above description.
[0020]
Figure 3 shows an example of a top view, FIG. 4 is a structure tip of extension arm portion of the disc tray is inserted cartridge abuts indicating the time the cartridge insertion into the form of the information disc equipment of the present embodiment FIG. 5 is an enlarged partial perspective view of FIG. 4. FIG. 6 is a partial side view showing a part of the structure that comes into contact with the disk tray and regulates it to the storage position.
[0021]
As shown in FIG. 3, the information disk equipment cartridge 3 is inserted in the arrow A direction. At this time, as described above, the cartridge 3 is guided by the guide pin and is locked by the lock pin at a predetermined position of the cartridge mounting portion 17. At the same time, the lock mechanism engaged with a part of each disk tray 1 is released so that the stored disk trays 1 do not come out of the disks, and can be pulled out into the apparatus main body.
[0022]
In the present embodiment, when the cartridge 3 is inserted and fixed at a predetermined position of the cartridge mounting portion 17, the distal end portion of the extending arm portion 41 of the disc tray 1 comes into contact with a part of the structure constituting the apparatus main body. Thus, when the disc tray 1 protrudes while the cartridge 3 is being inserted, the disc tray 1 is regulated to the storage position of the cartridge 3. By regulating the disc tray 1 to the storage position of the cartridge 3, the pickup assembly 19 can move up and down to select from the plurality of discs 2 stored in the cartridge 3. Therefore, the disc tray 1 and the disc 2 protruding to an unpredictable position are not hit, and the disc tray 1 and the disc 2 and further a part of the apparatus main body can be prevented from being damaged.
[0023]
As a structure for use as a tray pop-out preventing structure of the aforementioned information disk equipment, for example, FIG. 4, as shown in FIG. 5, the protrusion 16a which is a part of clamp base assembly 16, the moving member of the conveying mechanism A part of the pickup module 14 to which the L-shaped projection 67a, the drive unit of the transport mechanism, etc. are also attached when the disk tray 1 loaded with the unloaded disk 2 is pushed back into the cartridge 3 Further, there is a part of the relay circuit board 80 attached to the pickup module 14.
[0024]
Specifically, in the cartridge 3 storing the five disc trays 1 described as an example of the present embodiment, when the cartridge base unit 16 is loaded at a predetermined position of the cartridge mounting portion 17, the clamp base assembly 16 on the apparatus main body side is moved. Place in the initial position. This initial position is a position where the transport mechanism of the clamp base assembly 16 pulls out the second disk tray 1 from the top of the cartridge 3. As shown in FIG. 6, the distal end portion of the extending arm portion 41 of the first disc tray 1 located at the uppermost portion of the cartridge 3 at this time comes into contact with the protruding portion 16 a of the clamp base assembly 16. The leading end of the second disc tray 1 abuts the L-shaped projection 67a of the moving member 67, and the leading end of the third disc tray 1 abuts the lower end of the L-shaped projection 67a in the same manner as the second. Further, the tip of the fourth disc tray 1 abuts a part of the pickup module 14 and the tip of the fifth disc tray 1 abuts a part of the circuit board 80 for relay. Thus, each disk tray 1 is regulated to the storage position in the cartridge 3 and can be prevented from being inadvertently projected.
[0025]
【The invention's effect】
As described above, according to the present invention, a part of the apparatus main body arranged as a structure has a tray pop-out preventing structure, so that the convenience of using the cartridge can be improved without providing a new pop-out preventing structure. It is possible to pull out to the maximum and prevent the disc stored in the cartridge, which is a problem at the time of loading caused by one of the portability, from protruding carelessly. Furthermore, trays jump out without newly providing a mechanism for avoiding them when member or disc tray drawer preventing structure, the effect of being able to construct the information disc equipment to perform loading and select a plurality of disks Play.
[Brief description of the drawings]
[1] Information disk in the embodiment of the external perspective view of the cartridge 3 shows the invention in the embodiment of the exploded perspective view the present invention; FIG indicating information disc equipment according to the embodiment of the present invention top view showing the time of insertion of the cartridge into the click equipment Figure 4 is a partial enlarged view showing an example of a structure front end portion of extension arm portion of the cartridge is inserted the disc tray abuts in the embodiment of the present invention FIG. 5 is a partial perspective view further enlarging FIG. 4 in the embodiment of the present invention. FIG. 6 shows a part of the structure that abuts the disk tray and regulates the storage position in the embodiment of the present invention. Side view [Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Disc tray 2 Disc 3 Cartridge 4 Insertion slot 5 Front cover 6 Top cover 7 Under cover 8, 9 Side frame 11 Printed circuit board 12 Pickup 13 Spindle motor 14 Pickup module 15 Pickup module base 16 Clamp base assembly 16a Protrusion 17 Cartridge Mounting portion 17a Cartridge base 17b Cartridge top base 17c Energizing spring 18 Clamp member 19 Pickup assembly 20 Cartridge case 25 Lock pin 32 Guide pin 41 Extending arm portion 67 Moving member 67a L-shaped projection portion 70 Step-like guide mechanism 80 For relay Circuit board

Claims (4)

Device the disc tray from the cartridge for performing the fixed cartridge mounting portion at a predetermined position cartridge with a built-in disk in a state of being mounted on the disc tray, a pickup, a recording / reproducing to the disk of the disk tray A tray pop-out preventing structure for an information disc device provided with a transport mechanism that can be pulled out into the body and transported to a site where the pickup is installed,
The cartridge structure creation you regulating the pre SL disc tray when inserted into the storage position within the cartridge to a predetermined position of the cartridge mounting portion is provided, the structure and characterized in that it consists of at least part of the circuit board Tray pop-out prevention structure. 2. The tray pop-out preventing structure according to claim 1, wherein the structure is a part of a clamp base assembly. 3. The tray pop-out preventing structure according to claim 1, wherein the structure is a part of a pickup module that holds the pickup. An information disc device having the tray pop-out preventing structure according to any one of claims 1 to 3.

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