JPH0757448A - Device for opening/closing magazine insertion port - Google Patents

Abstract

PURPOSE:To obtain a device for opening/closing a magazine insertion port for a CD changer, etc., capable of easily and surely opening/closing a magazine insertion port. CONSTITUTION:When a knob 9 is rotated, a lock plate 19 is rotated and locking between a slide door 6 and a front surface plate 4 is released. Since the slide door 6 is pressed by the pressing force of a leaf spring 32 through a wire 33, the slide door 6 which is unlocked is automatically opened and the magazine insertion port 11 is opened.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a magazine insertion opening / closing device for opening / closing a magazine insertion opening of a changer device such as a compact disc (CD) changer.

[0002]

2. Description of the Related Art FIG. 10 shows a conventional CD changer. In FIG. 10, 1 is the main body of the changer, 2
Is a slide door supported on the front surface of the main body 1 so as to be slidable left and right, and when the slide door 2 is slid rightward, the magazine insertion opening 3 is opened. From this magazine insertion opening 3, a CD magazine is opened. After the insertion, the CD magazine is set at a predetermined position of the changer mechanism, and then the slide door 2 is slid to the left to close the magazine insertion opening 3 to complete the magazine insertion operation.

[0003]

However, in the above-mentioned conventional example, in order to insert the CD magazine, the slide door 2 must be manually slid until the magazine insertion opening 3 is completely opened. It was not easy to use.

The present invention solves the above-mentioned conventional problems, and provides a magazine insertion opening / closing device capable of automatically opening a magazine insertion opening by simply unlocking a slide door. The purpose is.

[0005]

The first invention of the present invention is as follows:
A slide door slidably supported by the changer body for opening and closing the magazine insertion opening, a lock mechanism for locking the slide door in a closed state, a biasing means for biasing the slide door in the opening direction, and the lock. And a lock releasing mechanism for releasing the lock of the mechanism.

A second aspect of the present invention is a slide door slidably supported by a changer body for opening and closing a magazine insertion port, a lock mechanism for locking the slide door in a closed state, and the slide door. And a lock release mechanism for releasing the lock of the lock mechanism in conjunction with the rotating operation of a knob rotatably supported by the slide door. It is a thing.

Further, a third invention of the present invention comprises a slide door slidably supported by a changer body for opening and closing a magazine insertion opening, a lock mechanism for locking the slide door in a closed state, and the slide door. An urging means for urging in the opening direction, a lock releasing mechanism for releasing the lock of the lock mechanism in conjunction with a rotating operation of a knob rotatably supported by the slide door, and an unlocking mechanism of the slide door. And a regulating means for regulating the rotation of the knob.

[0008]

According to the first aspect of the present invention, the slide door is automatically opened by the urging force of the urging means when the lock releasing mechanism is operated.
The magazine insertion opening can be easily and surely opened.

According to the second invention, the lock of the slide door can be easily unlocked and the slide door can be automatically opened only by rotating the knob provided on the slide door. Further, since the knob is rotated to unlock the slide door, the slide door does not open accidentally even if some member is hit from the outside.

According to the third aspect of the invention, since the rotation of the knob is restricted after the knob is rotated to unlock the slide door, the slide door is closed.
The knob does not rotate when the slide door is pushed with the knob, and the closing operation of the slide door can be performed easily and reliably.

[0011]

1 shows the front surface of a CD changer according to an embodiment of the present invention. In FIG. 1, 4 is a front plate attached to the front of the changer body 5, and 6 is a slide door supported by the front plate 4 so as to be slidable from side to side. As shown in FIG. 3, the roller 7 is supported, and the roller 7 is inserted into the groove 8 formed in the front plate 4. The groove 8 has a linear shape with one end bent as shown in FIG. Reference numeral 9 denotes a knob rotatably supported by the slide door 6, and a protrusion 10 is formed at the center of the knob 9. In FIG. 1, when the knob 9 is rotated clockwise, the slide door 6
2, the lock between the front plate 4 and the front plate 4 is released, and the slide door 6 is biased by the force of the spring as shown in FIG. 2 and is moved forward while being guided by the groove 8, and then slides to the right,
The magazine insertion port 11 is opened.

FIG. 5 is a view of the front plate 1 as viewed from the back.
In FIG. 5, reference numeral 12 is a rotary shaft rotatably supported by the slide door 6, and a rotary plate 13 is fixed to one end of the rotary shaft 12. Reference numeral 14 is a drive piece formed on the outer periphery of the rotary plate 13, and a projection piece 15 is fixed to the tip of the drive piece 14 as shown in FIG. 16 is a rotating plate 1
3 and rubber caps 17 and 1 inserted in the protrusions
Reference numeral 8 denotes a stopper formed on the inner surface of the slide door 6, and the rotation range of the rotary plate 13 is a range in which the rubber cap 16 contacts the stoppers 17 and 18. 19 is shown in FIG.
As also shown in FIG. 5, a lock plate is rotatably supported by the slide door 6 by a shaft 20, and a locking piece 21 at the tip of the lock plate 19 is locked in a recess 22 formed in the front plate 4. The slide door 6 is locked. Reference numeral 23 denotes an inclined surface formed on the other end of the lock plate 19, and the projecting piece 15 of the rotary plate 13 contacts the inclined surface 23. The inclined direction of the inclined surface 23 is the rotational direction of the rotary plate 13. is there. Reference numeral 24 is a spring that biases the rotary plate 13 in one direction.
When the knob 9 is rotated against the urging force of the knob spring 24 by the hand of the protrusion 10 of the knob 9, the rotary plate 13 rotates, and the protrusion 15 provided on the drive piece 14 of the rotary plate 13 also rotates. As a result of the inclined surface 23 of the lock plate 19 being driven by the projecting piece 15, the lock plate 19 rotates about the shaft 20, and the locking piece 21 of the lock plate 19 and the recess 22 of the front plate 4 are locked. It is canceled. In FIG. 7, 25
Is a knob stopper that is rotatably supported by the slide door 6. A protrusion 26 that is inserted into the hole of the rotary plate 13 is formed at one end of the knob stopper 25, and a protrusion of the front plate 4 is formed at the other end. A protrusion 28 that abuts 27 is formed. Reference numeral 29 denotes a spring for urging the knob stopper 25. The urging force of the spring 29 causes the knob stopper 2 to move.
5 is biased in the direction in which the convex portion 26 is inserted into the hole of the rotary plate 13. In the state where the slide door 6 is closed, the protrusion 28 of the knob stopper 25 is in contact with the protruding portion 27, so that the biasing of the knob stopper 25 by the spring 29 is restricted, and the protruding portion 26 becomes the hole of the rotary plate 13. Not inserted into. As described above, when the knob 9 is rotated to unlock the slide door 6, the slide door 6 moves forward, so that the protrusion 28 of the knob stopper 25 does not come into contact with the protruding portion 27 and the knob stopper 25 moves to the spring 29. It is urged to rotate and the convex portion 26 is inserted into the hole of the rotary plate 13.
Therefore, the rotation of the rotary plate 13 is restricted. Since the knob stopper 25 is provided in this way, the rotation of the knob 9 is restricted after the knob 9 is rotated and the lock is released. In FIG. 5, 30, 3
1 is a reel rotatably supported in the front plate 4,
A leaf spring 32 is wound around the reels 30 and 31 in an S-shape. The leaf spring 32 biases the reel 30 counterclockwise and the reel 31 clockwise. A wire 33 is wound around the reel 30, and the tip of the wire 33 is locked to the hook 34 of the slide door 6. As a result of the reel 30 being biased counterclockwise by the biasing force of the leaf spring 32, the wire 33
Is pulled in the direction in which it is wound around the reel 30. Thus, the sliding door 6 is always biased in the opening direction by the biasing force of the leaf spring 32.

Next, the operation of the above embodiment will be described.
In the closed state of the slide door 6 shown in FIG. 1, the slide door 6 is biased to the right by the biasing force of the leaf spring 32, but the locking piece 21 of the lock plate 19 is pushed into the recess 22 of the front plate 4. The slide door 6 does not open because it is locked. Figure 1
When the knob 9 is rotated in the clockwise direction in the closed state shown in, the rotary plate 13 rotates, and the projection 15 provided on the drive piece 14 of the rotary plate 13 drives the inclined surface 23 of the lock plate 19. Therefore, the lock plate 19 rotates about the shaft 20, and the lock piece 21 of the lock plate 19 and the recess 22 of the front plate 4 are unlocked. When the slide door 6 is unlocked in this way, the slide door 6 first moves forward by the biasing force of the leaf spring 32 via the wire 33 and then slides to the right. When the slide door 6 is unlocked and the slide door 6 moves forward, the protrusion 26 of the knob stopper 25 supported by the slide door 6 separates from the protrusion 27 of the front plate 4. Therefore, the knob stopper 25 is rotated by the urging force of the spring 29, the protrusion 28 of the knob stopper 25 is inserted into the hole of the rotary plate 13, and the rotation of the knob 9 is restricted. As described above, when the lock of the slide door 6 is released, the knob 9 automatically moves to the right while the rotation of the knob 9 is restricted, and the magazine insertion port 11 is opened. Here, a magazine is inserted from the magazine insertion port 11 and this magazine is set at a predetermined position of the changer mechanism. When the insertion of the magazine is completed, the protrusion 10 of the knob 9 is pinched and the slide door 6 is pushed to the left against the urging force of the leaf spring 32. 4 is locked in the concave portion 22 and is locked when the slide door 6 is closed.

As described above, according to the above embodiment, the slide door 6 is automatically moved and the magazine insertion port 11 can be completely opened only by slightly rotating the knob 9. When the lock of the slide door 6 is released, the rotation of the knob 9 is restricted, so that the slide door 6
Even if the knob 9 is pinched to close the door, the knob 9 does not rotate and the closing operation of the slide door 6 can be surely performed.

[0015]

According to the first aspect of the present invention, the present invention has the advantage that the slide door can be automatically opened only by operating the lock mechanism of the slide door. Further, according to the second invention, since the lock provided on the slide door is unlocked by rotating the knob provided on the slide door, the slide door may be accidentally opened by being hit by a member from the outside. It has no advantages. Further, according to the third invention, after the knob is rotated to unlock the slide door,
Since the rotation of the knob is regulated, the knob does not rotate carelessly when pushing with the knob when closing the slide door, and it has the advantage that the closing operation of the slide door can be performed easily and reliably. Is.

[Brief description of drawings]

FIG. 1 is a front view of a magazine insertion opening / closing device according to an embodiment of the present invention.

FIG. 2 is a front view showing a state in which the magazine opening / closing opening of the embodiment is opened.

FIG. 3 is a top view of the same embodiment.

FIG. 4 is a sectional view of a main part of the same embodiment.

FIG. 5 is a rear view of the embodiment.

FIG. 6 is a sectional view of the same embodiment.

FIG. 7 is a sectional view of a knob portion of the same embodiment.

FIG. 8 is a view showing a lock mechanism of the sliding door of the embodiment.

FIG. 9 is a sectional view of the lock plate of the embodiment.

FIG. 10 is a perspective view of a conventional magazine insertion opening / closing device.

[Explanation of symbols]

 4 Front Plate 5 Changer Body 6 Sliding Door 9 Knob 11 Magazine Insert 13 Rotating Plate 14 Drive Piece 15 Projecting Piece 19 Lock Plate 21 Locking Piece 22 Recess 23 Sloping Surface 25 Knob Stopper 26 Projection 27 Projection 30, 31 Reel 32 Leaf spring 33 wire

Claims (3)

[Claims] 1. A slide door slidably supported by a changer body for opening and closing a magazine insertion opening, a lock mechanism for locking the slide door in a closed state, and a biasing force for biasing the slide door in the opening direction. A magazine insertion opening / closing device comprising means and a lock release mechanism for releasing the lock of the lock mechanism. 2. A slide door slidably supported by a changer body for opening and closing a magazine insertion opening, a lock mechanism for locking the slide door in a closed state, and a biasing force for biasing the slide door in the opening direction. A magazine insertion opening / closing device comprising means and a lock release mechanism for releasing the lock of the lock mechanism in association with the rotation operation of a knob rotatably supported by the slide door. 3. A slide door slidably supported by the changer body for opening and closing a magazine insertion opening, a lock mechanism for locking the slide door in a closed state, and a biasing force for biasing the slide door in the opening direction. Means, a lock release mechanism for releasing the lock of the lock mechanism in conjunction with the rotation operation of a knob rotatably supported by the slide door, and the rotation of the knob with the lock release of the slide door A magazine insertion opening opening / closing device including a regulating means.