JP2008077784A - Disk device provided with opening and closing mechanism of flap - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To open and close a flap synchronized with timing of loading of a tray. <P>SOLUTION: An operation piece 30 is formed at a traverse unit to be linked with the movement of the tray. An opening and closing lever 31 is pivotally supported between the operation piece 3 and the flap 10; one end of the opening and closing lever 31 is engaged with the operation piece 3, and a drive gear part 35 engaged with a driven gear part 36 formed at the flap 10 is formed at the other end of the opening and closing lever 31. The operation piece 30 is moved in the vertical direction by the elevating operation of the traverse unit; the opening and closing lever 31 is rotated by vertical movement of the operation piece 30, and the flap 10 closing a tray drawing out opening 9 is opened and closed by engagement of the drive gear part 35 and the driven gear part 36. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a disk device for recording / reproducing a disk by irradiating a recording surface of the optical disk with a laser beam, and in particular, a flap opening / closing mechanism that opens and closes a flap that closes a tray outlet in conjunction with the reciprocation of the tray. The present invention relates to a provided disk device.

  In general, a disk device rotates an optical disk such as a CD (Compact Disk) or a DVD (Digital Versatile Disk) inside the apparatus, abutting a laser beam irradiated from a pickup unit on the recording surface of the rotated optical disk, The laser beam reflected from the recording surface of the optical disc is received by the pickup unit, thereby reading and reproducing information recorded in advance on the optical disc or writing and recording information on the optical disc. When recording or reproducing a disc by the disc device, the disc carried into the device by the tray is sandwiched between the turntable and the clamper, and the disc is rotated by rotating the turntable. Recording or reproduction of the disk is performed by bringing the laser light from the pickup unit into contact with the recording surface of the disk and receiving the reflected light by the pickup unit.

  As this type of disk device, a front loading type disk device in which a loading mechanism is provided on the front surface of the device housing is known. In the front loading tray method, the loading tray is taken in and out through a tray outlet opening in the front of the chassis, and the optical disk can be transported between the disk mounting position outside the chassis and the disk drive position in the chassis. The tray drawer opening is provided with a flap (lid) that can be opened and closed for the purpose of preventing dust and the like from entering the inside of the apparatus. As a technique for opening and closing the flap in synchronization with the loading timing of the optical disk, Patent Document 1 discloses that a cam gear and a flap (lid) constituting the disk loading mechanism are connected by two interlocking levers and a transmission arm. A disc recording and / or reproducing apparatus has been proposed in which a flap (lid) is opened via two levers in conjunction with rotation of a cam gear.

JP-A-6-223471

  In the flap opening / closing mechanism disclosed in Patent Document 1, a cam groove is formed in the cam gear of the disk loading mechanism, and a pin formed at one end of the interlocking lever is engaged with the cam groove. Since the interlocking lever rotates and the transmission arm is rotated by the interlocking lever to open and close the flap, it is necessary to form a cam groove in the cam gear of the disk loading mechanism, and the molding process is troublesome. Since the two interlocking levers and the transmission arm are used to open and close the flap, the number of parts to be assembled is large, the structure is complicated, and the production cost is increased.

  The present invention has been made in view of the above-described problems, and an object of the present invention is to provide a disk device having a flap opening / closing mechanism that can simplify the assembly work by reducing the number of parts to be assembled.

  A disc apparatus provided with a flap opening and closing mechanism according to claim 1 is a traverse unit that rotationally drives an optical disc and performs recording or reproduction by a pickup unit, a housing that accommodates the traverse unit, and a tray that opens at the front of the housing A tray that holds the inside and outside of the housing in a freely reciprocating manner between a reading position by the pickup unit and a disk mounting position via a drawer opening, and a loading unit that moves the traverse unit up and down at the reading position in conjunction with the reciprocating movement of the tray. In a disk device having a mechanism and a flap for opening and closing the tray drawer opening, an operating piece is provided integrally with the traverse unit that moves up and down by the loading mechanism, and an open / close lever is rotated between the operating piece and the flap. Supporting the shaft freely, lifting and lowering the working piece Conjunction with rotating the operating lever, characterized in that opening and closing the flaps.

  According to the configuration of the first aspect, when reading / reproducing information stored on the disc or writing / recording information on the optical disc, the tray is pulled out from the tray outlet with the flap opened, and the disc is loaded on the tray. And transport it inside the housing. At this time, the free end (front end side) of the traverse unit in which the pickup unit is incorporated is moved upward by the loading mechanism in conjunction with the operation of the tray, and the operating piece rises integrally with the traverse unit and operates. The opening / closing lever is rotated by the piece, and the flap is closed by the opening / closing lever. When ejecting a disc with the eject button, etc., the traverse unit and operating piece move downward in conjunction with the movement of the tray moving to the outside of the housing, and the open / close lever rotates in conjunction with the downward movement of the operating piece. The flap is opened to open the tray outlet, the tray moves from the tray outlet to the outside of the housing, and reaches the disk mounting position.

  According to a second aspect of the present invention, there is provided a disc apparatus having a flap opening / closing mechanism, wherein one end of the opening / closing lever is inserted into a guide groove formed in the operating piece, and an arcuate driving gear portion is formed at the other end of the opening / closing lever. The driven gear portion that meshes with the drive gear portion is formed in the flap, and the flap is opened and closed by the engagement of the drive gear portion and the driven gear portion by the rotation of the opening / closing lever by the operating piece. And

  According to the second aspect of the present invention, when the operating piece moves up and down integrally with the traverse unit, it opens and closes by meshing between the drive gear portion of the open / close lever engaged with the guide groove formed in the operating piece and the driven gear portion of the flap. The flap is opened and closed in conjunction with the rotation of the lever.

  A disc apparatus provided with a flap opening and closing mechanism according to claim 3 is a traverse unit that rotationally drives an optical disc and performs recording or reproduction by a pickup unit, a housing that accommodates the traverse unit, and a tray that is opened in front of the housing. A tray that holds the inside and outside of the housing in a freely reciprocating manner between a reading position by the pickup unit and a disk mounting position via a drawer opening, and a loading unit that moves the traverse unit up and down at the reading position in conjunction with the reciprocating movement of the tray. In the disk device comprising a mechanism and a flap for opening and closing the tray outlet, the loading mechanism is a cam that slides left and right relative to the tray in conjunction with the reciprocating movement of the tray to raise and lower the traverse unit It has a plate and operates integrally with this cam plate An opening / closing lever is pivotally supported between the operating piece and the flap, and the flap is opened / closed by rotating the opening / closing lever in conjunction with a sliding operation of the operating piece. To do.

  According to the configuration of the third aspect, the cam plate and the operating piece slide in the left-right direction in conjunction with the operation of the tray, the traverse unit in which the pickup unit is incorporated by the cam plate moves up and down, and the opening and closing lever is operated by the operating piece. Rotates, and the flap is driven to open and close by this open / close lever.

  In the disk device having the flap opening and closing mechanism according to claim 4, the operating piece is provided with a step guide groove for raising and lowering one end of the opening and closing lever in conjunction with the sliding operation of the operating piece. A long hole for freely guiding the other end of the opening / closing lever is provided, the opening / closing lever is rotationally driven in conjunction with the sliding movement of the operating piece, and the flap is opened / closed by the rotation of the opening / closing lever. To do.

  According to the fourth aspect of the present invention, when the operating piece slides integrally with the cam plate in the left-right direction, the opening / closing lever rotates due to the engagement between the step guide groove formed in the operating piece and the opening / closing lever. The flap is opened and closed in conjunction with the rotation of the lever.

  According to the disk device provided with the flap opening / closing mechanism of claim 1 of the present invention, a traverse unit that rotationally drives the optical disk and performs recording or reproduction by the pickup unit, a housing that accommodates the traverse unit, A tray which is reciprocally held inside and outside the housing between a reading position by the pickup unit and a disk mounting position via a tray outlet opening on the front, and a traverse at the reading position in conjunction with the reciprocating movement of the tray. In a disk device having a loading mechanism for raising and lowering the unit and a flap for opening and closing the tray outlet, an operating piece is provided integrally with the traverse unit that is raised and lowered by the loading mechanism, and the operating piece and the flap are provided between the operating piece and the flap. The opening / closing lever is pivotally supported on the Since the flap is opened and closed by rotating the opening and closing lever in conjunction with the lifting and lowering operation of the piece, the flap for opening and closing the tray drawer opening can be opened and closed in synchronization with the loading timing of the tray. Sometimes the flap can be closed securely to prevent dust from entering inside, and when the tray is ejected, the flap can be opened to prevent interference between the tray and the flap. Damage can be prevented. Also, by simply pivoting the open / close lever between the operating piece and the flap, the flap can be opened and closed in synchronization with the loading timing of the tray, reducing the number of parts to be assembled and simplifying the structure. Thus, the assembly workability is excellent and the manufacturing cost can be reduced.

  According to the disk device having the flap opening / closing mechanism according to claim 2, one end of the opening / closing lever is inserted into a guide groove formed in the operating piece, and an arcuate drive gear portion is provided at the other end of the opening / closing lever. Formed, a driven gear portion that meshes with the drive gear portion is formed on the flap, and the flap is opened and closed by meshing of the drive gear portion and the driven gear portion by rotation of the opening / closing lever by the operating piece Therefore, the rotation of the opening / closing lever by the operating piece can be reliably transmitted to the flap to open and close the flap.

  According to the disk device having the flap opening / closing mechanism according to claim 3, a traverse unit that rotationally drives the optical disk and performs recording or reproduction by the pickup unit, a housing that houses the traverse unit, and an opening in the front surface of the housing The tray that is reciprocally held inside and outside the housing between the reading position by the pickup unit and the disk mounting position via the tray outlet, and the traverse unit is moved up and down at the reading position in conjunction with the reciprocating movement of the tray. And a flap device that opens and closes the tray drawer opening. The loading mechanism slides in the left-right direction relative to the tray and moves up and down the traverse unit. With a cam plate to be integrated with this cam plate An operating piece is provided, and an opening / closing lever is pivotally supported between the operating piece and the flap, and the opening / closing lever is rotated in conjunction with a sliding operation of the operating piece to open / close the flap. Therefore, the flap can be opened and closed in synchronization with the tray loading timing without increasing the number of parts to be assembled.

  According to the disk device having the flap opening / closing mechanism of claim 4, the operation piece is provided with a step guide groove for raising and lowering one end of the opening / closing lever in conjunction with the sliding operation of the operation piece. A long hole for freely guiding the other end of the open / close lever, the open / close lever is driven to rotate in conjunction with the sliding movement of the operating piece, and the flap is opened / closed by the rotation of the open / close lever. Therefore, the flap can be opened and closed in synchronism with the loading timing of the tray by using the cam plate for raising and lowering the traverse unit.

  Specific embodiments of the present invention will be described below with reference to the accompanying drawings. The following embodiment is one form when the present invention is embodied, and is not intended to limit the present invention within the scope thereof.

  1 to 3 show Embodiment 1 of the present invention, FIG. 1 is a sectional view of a disk device, and FIGS. 2 and 3 are explanatory views showing a flap opening / closing mechanism. As shown in the figure, a disk device 1 of this embodiment includes a tray 2 for loading / unloading a disk (not shown), a turntable 3 for rotating the disk, and a pickup unit 4 provided to be able to advance and retract in the radial direction of the disk. These are composed of a traverse unit 6 assembled to the chassis 5, a frame 7 for assembling these components and guiding the tray 2 in the front-rear direction, and a housing 8 for accommodating the frame 7. A tray drawer port 9 corresponding to the tray 2 is provided on the front surface of the housing 8, and the housing 8 is positioned between the reading position by the pickup unit 4 and the disk mounting position via the tray drawer port 9. The tray 2 reciprocates inside and outside. Further, a flap 10 for opening and closing the tray drawer opening 9 is pivotally supported on the housing 8 by a shaft 11.

  The chassis 5 of the traverse unit 6 has a pair of guide shafts 20 for slidably guiding the pickup unit 4 and the pickup unit 4 can be advanced and retracted in the radial direction of the disk along the guide shaft 20. A motor to be moved and a gear mechanism (both not shown) for transmitting the drive of the motor to the pickup unit 4 are incorporated. Anti-vibration rubbers 23 are attached to both sides of the rear end portion of the chassis 5, and the rear end portions of the chassis 5 are floatingly attached to the frame 7 through the anti-vibration rubbers 23. As a result, the chassis 5 can move in the vertical direction at the free end (front end side) of the chassis 5 on the opposite side with the anti-vibration rubber 23 attached to the rear end as a fulcrum, and the chassis 5 tilts with respect to the frame 7. Be free.

  On the other hand, a cam plate 25 serving as a loading mechanism is incorporated in the free end (front end side) of the chassis 5 so as to be movable in the left-right direction. The cam plate 25 is attached to the frame 7 in conjunction with the operation of the tray 2 by a gear (not shown). On the other hand, it is slidable in the left-right direction, and an engagement pin 27 formed at the free end of the traverse unit 6 is engaged with a cam groove 26 formed in the cam plate 25. As a result, when the cam plate 25 slides in the left-right direction, the engagement pin 27 guided in the cam groove 26 moves up and down, and the traverse including the chassis 5 is interlocked with the vertical movement of the guide shaft 20. The free end (front end side) of the unit 6 is configured to move up and down in the vertical direction with the vibration isolating rubber 23 as a fulcrum.

  As a result, when the tray 2 has completely entered the inside of the frame 7, the cam plate 25 is slid, and the engagement pin 27 engaged with the cam groove 26 causes the free end (front end side) of the chassis 5 of the traverse unit 6. As shown in FIG. 1, the chassis 5 is arranged substantially parallel to the horizontal wall portion of the frame 7, and the clamper 14 assembled to the frame 7 and the turntable 3 assembled to the chassis 5. Thus, the disk placed on the tray 2 while sandwiching the disk can be rotationally driven.

  Thus, when the disc is transported by the tray 2, the cam plate 25 slides and the traverse unit 6 rises when the tray 2 has completely entered the inside of the frame 7. In this embodiment, a flap opening / closing mechanism for opening the flap 10 and opening the tray outlet 9 in conjunction with the ascending operation of the traverse unit 6 is provided. The flap opening / closing mechanism is integrally formed with the chassis 5 of the traverse unit 6 and protrudes to the side of the frame 7 and is pivotally supported between the operation piece 30 and the flap 10. And an opening / closing lever 31. The opening / closing lever 31 is pivotally supported on the side wall of the frame 7 by a shaft 32, and a shaft portion 31 a formed at one end of the opening / closing lever 31 is formed in a long-hole-shaped guide groove 33 formed in the operating piece 30. Insertion engaged. Further, an arcuate drive gear portion 35 is formed at the other end of the opening / closing lever 31, and this drive gear portion 35 meshes with an arcuate driven gear portion 36 formed integrally with the flap 10.

  The disk device 1 configured as described above transports the disk into the housing 8 by the tray 2, and the tray 2 stops in a state where the center of the disk is disposed on the turntable 3. When the tray 2 has entered the inside of the frame 7, the turntable 3 slides the cam plate 25 in conjunction with the operation of the tray 2, and the engagement pin 27 engaged with the cam groove 26 causes the traverse unit 6. The free end (front end side) of the chassis 5 moves upward, and the clamper 14 and the turntable 3 sandwich the disk. Thus, when the tray 2 has completely entered the inside of the frame 7, the free end (front end side) of the chassis 5 of the traverse unit 6 moves upward. As a result, the operating piece 30 integrally formed with the chassis 5 rises together with the chassis 5, and the drive gear portion 35 of the opening / closing lever 31 engaged with the guide groove 33 formed in the operating piece 30 and the driven gear portion 36 of the flap 10. , The opening / closing lever 31 rotates counterclockwise and closes the flap 10 (see FIG. 2). Then, the turntable 3 is rotated by the spindle motor 3A, the recording surface of the rotated disk is irradiated with laser light from the pickup unit 4, and the laser light reflected from the recording surface of the disk is received by the pickup unit 4. Then, information recorded in advance on the disc is read and reproduced, or information is recorded on the disc. When ejecting a disc, when an eject button (not shown) is operated, the cam plate 25 slides inward in conjunction with the operation of the tray 2 moving outward, and the traverse unit is engaged by the engagement pin 27 engaged with the cam groove 26. The free end (front end side) of the chassis 5 incorporating 6 is moved downward. As a result, the operating piece 30 integrally formed with the chassis 5 descends together with the chassis 5, and the drive gear portion 35 of the opening / closing lever 31 engaged with the guide groove 33 formed on the operating piece 30 and the driven gear portion 36 of the flap 10. , The opening / closing lever 31 rotates clockwise, opens the flap 10 and opens the tray outlet 9 (see FIG. 3). Then, the tray 2 moves from the tray outlet 9 to the outside of the housing 8 and reaches the disk mounting position.

  As described above, according to the present embodiment, the opening / closing lever 31 that opens and closes the flap 10 is rotated by the operating piece 30 formed on the chassis 5 that is lifted and lowered by the loading mechanism, and the flap 10 that opens and closes the tray outlet 9 is moved to the tray. 2 can be opened and closed in synchronism with the loading timing of FIG. 2, and when loading is completed, the flap 10 can be securely closed to prevent dust from entering the interior, and when the tray 2 is discharged, the opening / closing lever 31 Thus, the flap 10 can be opened to prevent interference between the tray 2 and the flap 10, so that damage to the flap 10 that opens and closes the tray 2 and the tray outlet 9 can be prevented. Further, the operation piece 30 is formed on the chassis 5, and the flap 10 can be opened and closed in synchronism with the loading timing of the tray 2 only by pivotally supporting the opening / closing lever 31 between the operation piece 30 and the flap 10. Therefore, the number of parts to be assembled can be reduced and the structure can be simplified. As a result, the assembly workability is excellent and the manufacturing cost can be reduced.

  4 to 7 show Embodiment 2 of the present invention, FIG. 4 is an explanatory view showing a loading mechanism, and FIGS. 5 to 7 are sectional views of a disk device showing a flap opening / closing mechanism. In the present embodiment, portions having the same functions as those in the first embodiment are denoted by the same reference numerals, description of overlapping portions is omitted, and only different portions are described.

  In the first embodiment, the operation piece 30 is formed in the chassis 5 of the traverse unit 6 and the opening / closing lever 31 for opening and closing the flap 10 is operated by the operation piece 30. However, in this embodiment, the loading mechanism is shown. Is configured to extend to the side of the frame 7 to form an operating piece 40 and to rotate the open / close lever 41 in conjunction with the sliding movement of the operating piece 40. That is, in the present embodiment, a step guide groove 42 similar to the cam groove 26 formed in the cam plate 25 is formed in the operating piece 40 formed integrally with the cam plate 25, and the opening / closing lever 41 is provided in the step guide groove 42. A shaft portion 41a formed at one end is engaged. As in the first embodiment, the opening / closing lever 41 is pivotally supported on the side wall of the frame 7 by the shaft 32, and the shaft portion 41 b formed at the other end of the opening / closing lever 41 is integrally formed with the flap 10. A long hole 45 formed in the mating arm 44 is freely inserted and engaged.

  In the present embodiment configured as described above, when the disc is transported by the tray 2, when the tray 2 has completely entered the inside of the frame 7, the cam plate 25 slides to raise the traverse unit 6, and the cam A shaft 41a formed at one end of the opening / closing lever 41 is engaged with the step guide groove 42 of the operating piece 40 formed integrally with the plate 25, and the opening / closing lever 41 is driven to rotate counterclockwise by the step guide groove 42. Then, the flap 10 is closed (see FIG. 5A). On the other hand, when taking out the disk, the cam plate 25 is slid inward in conjunction with the operation of the tray 2 moving outward, the traverse unit 6 is moved downward by the cam plate 25, and is integrally formed with the cam plate 25. The engagement of the step guide groove 42 formed in the operating piece 40 and the opening / closing lever 41 drives the opening / closing lever 31 to rotate clockwise. As a result, the flap 10 that engages with the opening / closing lever 31 is opened, and the tray drawer 9 is opened (see FIGS. 6 and 7A).

  As described above, according to the present embodiment, as in the first embodiment, the opening / closing lever 41 that opens and closes the flap 10 is rotated by the operating piece 40 formed on the cam plate 25 to open and close the tray drawer opening 9. 10 can be opened and closed in synchronization with the loading timing of the tray 2, and when loading is completed, the flap 10 can be securely closed to prevent dust from entering inside, and when the tray 2 is discharged, Since the flap 10 can be opened by the opening / closing lever 41 to prevent interference between the tray 2 and the flap 10, damage to the flap 10 that opens and closes the tray 2 and the tray outlet 9 can be prevented. Further, the operation piece 40 is formed on the cam plate 25, and the opening / closing lever 41 is pivotally supported between the operation piece 40 and the flap 10 to open and close the flap 10 in synchronization with the loading timing of the tray 2. Therefore, the number of parts to be assembled can be reduced and the structure can be simplified. As a result, the assembly workability is excellent and the manufacturing cost can be reduced.

  As mentioned above, although one Example of this invention was explained in full detail, this invention is not limited to the said Example, A various deformation | transformation implementation is possible within the range of the summary of this invention. For example, the present invention can be applied to a slot-in structure disk device and the like, and the basic structure of the disk device may be appropriately selected.

It is sectional drawing of the disc apparatus which shows Example 1 of this invention. It is explanatory drawing which shows a flap opening / closing mechanism same as the above, and shows the state which closed the flap. It is explanatory drawing which shows a flap opening / closing mechanism same as the above, and shows the state which opened the flap. It is explanatory drawing which shows the loading mechanism which shows Example 2 of this invention. FIG. 5A is a cross-sectional view of the disk device showing the flap opening / closing mechanism, FIG. 5A is a cross-sectional view seen from the side direction showing a state where the flap is closed, and FIG. 5B is a cross-sectional view seen from the front direction. FIG. It is sectional drawing of the disc apparatus which shows a flap opening / closing mechanism same as the above, FIG. 5 (A) is sectional drawing seen from the side direction which shows the state in the middle of opening / closing of a flap, FIG.5 (B) was seen from the front direction. It is sectional drawing. FIG. 5A is a cross-sectional view of the disk device showing the flap opening / closing mechanism, FIG. 5A is a cross-sectional view seen from the side direction showing a state where the flap is closed, and FIG. 5B is a cross-sectional view seen from the front direction. FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Disc apparatus 2 Tray 4 Pickup unit 6 Traverse unit 8 Case 9 Tray drawer opening 10 Flap 25 Cam plate (loading mechanism)
30, 40 Actuating pieces 31, 41 Opening / closing lever 35 Drive gear portion 36 Driven gear portion 42 Step guide groove 45 Long hole

Claims (4)

  A traverse unit that rotationally drives an optical disc and performs recording or reproduction by the pickup unit, a housing that accommodates the traverse unit, and a reading position and a disc mounting position by the pickup unit through a tray drawer opening that is opened in front of the housing A tray that reciprocally holds the inside and outside of the housing, a loading mechanism that raises and lowers the traverse unit at a reading position in conjunction with the reciprocation of the tray, and a flap that opens and closes the tray outlet. In the disk device, an operating piece is provided integrally with the traverse unit that is moved up and down by the loading mechanism, and an open / close lever is pivotally supported between the operating piece and the flap, and interlocked with the lifting and lowering operation of the operating piece. Then rotate the open / close lever to open the flap. Disk apparatus having a closing mechanism of the flap, characterized in that the.   One end of the opening / closing lever is inserted into a guide groove formed in the operating piece, an arcuate driving gear portion is formed at the other end of the opening / closing lever, and a driven gear portion meshing with the driving gear portion is formed on the flap. 2. A disk having a flap opening / closing mechanism according to claim 1, wherein the flap is opened and closed by meshing of the drive gear portion and the driven gear portion by rotation of the opening / closing lever by the operating piece. apparatus.   A traverse unit that rotationally drives an optical disc and performs recording or reproduction by the pickup unit, a housing that accommodates the traverse unit, and a reading position and a disc mounting position by the pickup unit through a tray drawer opening that is opened in front of the housing A tray that reciprocally holds the inside and outside of the housing, a loading mechanism that raises and lowers the traverse unit at a reading position in conjunction with the reciprocation of the tray, and a flap that opens and closes the tray outlet. In the disk device, the loading mechanism includes a cam plate that slides in the left-right direction relative to the tray in conjunction with the reciprocating motion of the tray and moves the traverse unit up and down, and an operating piece is provided integrally with the cam plate. And an open / close lever between the operating piece and the flap. Rotatably journaled, the disk apparatus having a closing mechanism of the flap, characterized in that said in conjunction with the sliding operation of the operating piece by rotating the operating lever to open and close the flap.   The operating piece is provided with a step guide groove for raising and lowering one end of the opening / closing lever in conjunction with the sliding movement of the operating piece, and the flap is provided with a long hole for freely guiding the other end of the opening / closing lever. 4. A disk device having a flap opening / closing mechanism according to claim 3, wherein the opening / closing lever is rotationally driven in conjunction with the sliding movement of the operating piece, and the flap is opened / closed by rotation of the opening / closing lever. .

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