JPH0222863Y2 - - Google Patents

Description

[Detailed Description of the Invention] [Technical Field] The present invention relates to a compact disk auto player that is used when feeding a tray containing compact disks to the compact disk player main body and pulling it back into the tray box. The present invention relates to a tray moving device for a disc player.

[Prior art]

As shown in FIG. 1, a conventional tray moving device for a compact disc player moves a tray 1 containing a compact disc to a compact disc player main body (hereinafter referred to as the player main body).
A moving plate 4 for sending out to the rollers 3, 3 on the 2 side
is reciprocated in the a-b direction by the movement of the pin 7 guided by the groove 6 of the heart cam 5, and this reciprocating movement of the moving plate 4 causes the hooks 8, 8 to come into contact with the tail 9 of the tray 1. The tray 1 can be pushed into the player body 2 side by touching the tray 1, or the tray 1 can be pulled back from the player body 2 side by holding the expanded portion 9a of the tail 9.

However, when the tray 1 is moved by the above-mentioned device, the reciprocating width of the moving plate 4 is determined by the groove 6 of the heart cam 5, so the hooks 8, 8, the tray 1, etc. If there is a misalignment in the mounting position of the related parts, the tray 1 may not reach the roller 3 even if the tray 1 is pushed into the player body 2 using the hooks 8, 8, or the hooks 8, 8 may be deformed or broken due to excessive pushing. Sometimes. Therefore, in order to eliminate such a situation, dimensional accuracy of related members is required.

[Purpose of invention]

An object of the present invention is to provide a tray moving device for a compact disc player that can accurately feed and pull back the tray to the rollers even if the mounting positions of members related to tray movement are misaligned. purpose.

[Summary of the idea]

In order to achieve the above object, in the tray moving device of the present invention, a hook of a reciprocating moving plate is made to correspond to the tail of a tray that accommodates a compact disk, and a slider guide is formed on this moving plate to allow the slider to reciprocate. be movably fitted. By providing a tension spring between the slider and the rear end of the movable plate, the movable plate reciprocates in conjunction with the movement of the slider via this spring.

[Example of idea]

Hereinafter, preferred embodiments of a tray moving device for a compact disc player according to the present invention will be described with reference to the drawings.

FIG. 2 shows a compact disc auto player 10 to which the present invention is applied. In this compact disc auto player 10, a compact disc player main body 12,
A lifting device 13 and a carrier 14 are arranged adjacent to each other.

A plurality of trays 15, 15... are placed on the lifting device 13.
A tray box 16 is placed in which items such as... are stored in multiple stages. Lifting device 13 is tray box 1
Move up and down to the predetermined height of tray 1.
5 is positioned for delivery to the compact disc player main body 12. A compact disk 17 is accommodated in each tray 15. Note that 18 and 18 are rollers for feeding or pulling back the tray 15 onto the compact disc player main body 12, and 19 is a tray moving table.

The carrier 14 is composed of a moving section 20 and a main body section 21, as shown in FIGS. 3 to 5. First, the moving unit 20 will be explained.
Guides 23 and 24 are arranged on the chassis 22, and a movable plate 25 is disposed between the guides 23 and 24.
are slidably guided along guides 23 and 24. A pair of elastically deformable hooks 26, 26 protrudes from one end of the movable plate 25, and the tips of the hooks 26, 26 have hook portions 27, 27 facing inward. A guide elongated hole 28 is formed in the center of the movable plate 25 in the longitudinal direction of the movable plate 25, and on both sides of the guide elongated hole 28, a slider guide 2 is formed in a concave shape from the bottom side of the movable plate 25.
9 and 29 are formed. A slider 30 having a length shorter than the length of the slider guide 29 is fitted into the slider guides 29, 29 so as to be slidable. At the end of the slider 30 facing the tray 15, a pin 31 is provided protruding from the lower surface side of the pole 31a, and is inserted into the guide slot 32 on the chassis 22 and moves through the guide slot 32 along the arrow A-- It is designed to guide you in direction B. A locking projection 33 is provided on the pawl 31a in an upright manner, and a spring 35 is tensioned between the locking projection 33 and a locking projection 34 formed at the other end (rear end) of the moving plate 25. It is set up. This spring 35 urges the movable plate 25 in the direction facing the tray 15, that is, in the reciprocating direction. Therefore, the slider 30 is connected to the pin 31.
When the movable plate 25 is guided by the guide elongated hole 32 and moved in the direction of the arrow AB, the moving plate 25 connected by the spring 35 moves reciprocally in the direction of the arrow AB in conjunction with the slider 30.

Next, the main body portion 21 of the carrier 14 will be explained. A heart cam 37 is rotatably mounted inside the chassis 22 by a support shaft 36 implanted on the inner surface of the upper part of the chassis 22. A heart-shaped guide groove 38 is carved inside the heart cam 37, and this heart-shaped guide Pin 31 of slider 30 in groove 38
is inserted through the guide elongated hole 32 of the chassis 21. A gear portion 37a provided on the outer periphery of the heart cam 37 is meshed with a gear 39 connected to a motor (not shown). Therefore,
The pin 31 of the slider 30 is guided by the heart-shaped guide groove 38 by the rotation of the heart cam 37, and moves in the direction of the arrow AB in the guide elongated hole 32.

On the other hand, a tail 40 is formed on the tray 15 to protrude from the rear opening 16a of the tray box 16, and corresponds to the hooks 26, 26 of the movable plate 25. A protrusion 41 is formed at the tip of the tail 40 to enlarge the width of the tail 40, and hooks 27, 27 at the tips of the hooks 26, 26 can be hooked onto the protrusion 41.

The operation of the present invention configured as described above will be explained below.

The elevating device 13 moves a predetermined tray 15 between rollers 18 and 18 on the side of the compact disc player main body 12.
It is moved up and down to a predetermined position for feeding.

When the vertical movement of the lifting device 13 is completed, a motor (not shown) rotates the gear 39, and the heart cam 37 starts rotating. The heart-shaped guide groove 38 rotates in synchronization with the rotation of the heart cam 37, and the pin 31 of the slider 30 is guided along the guide slot 32 by the arrow A.
move in the direction. The slider 30 is the spring 3
5, the moving plate 25 also moves in the direction of the tail 40 of the tray 15 in conjunction with the movement of the slider 30 in the A direction. When the hooks 26, 26 of the moving plate 25 protrude from the carrier 14 and the hooks 27, 27 at the tips of the hooks 26, 26 abut against the tail 40 of the tray 15, the tray 15
is pressed by hooks 26,26. At this time, the slider 30 resists the tensile force of the spring 35 and still moves the slider guide 29 of the moving plate 25,
29 and moves in the direction of arrow A. Then, the tensile force of the spring 35 acts on the movable plate 25, the hooks 26, 26 of the movable plate 25 further press the tail 40, and the tray 15 pushes the roller 18,
Pushed to 18. When the pushing of the tray 15 is completed, the moving plate 25 moves to the pin 3 of the slider 30.
1 is guided by the heart-shaped guide groove 38 of the heart cam 37, so that it retreats in the direction of arrow B and returns to its original position, and the movable plate 25 stops.

When the performance of the compact disc 17 is finished and the tray 15 is pushed out from the rollers 18 and reaches a predetermined position, the movable plate 25 moves in the direction of arrow A together with the slider 30 by the above-described operation, and the hook 26 of the movable plate 25 moves. , 26 is tray 15
It comes into contact with the tail 40 of. When the slider 30 slides in the direction of arrow A on the slider guides 29, 29 inside the moving plate 25 against the tensile force of the spring 35 while the hooks 26, 26 press the tail 40,
The tensile force of the spring 35 also acts on the movable plate 25 to spread the hooks 26, 26, and the hooks 27, 2
7 clamps the protrusion 41. More heart cam 3
7 rotates, the movable plate 25 retreats in the direction of arrow B, and the hooks 27, 27 pull the tray 15 back into the tray box 16 during the retreat. When the tray 15 comes into contact with a stopper (not shown) inside the tray box 16, the hooks 27, 27 are expanded again to release the tail 40 of the tray 15, thereby completing the storage operation of the tray 15. Then, the moving plate 25 retreats in the direction of arrow B, returns to its original position, and stops.

[Effect of idea]

As explained above, when using the tray moving device for a compact disc player of the present invention, when the tray is sent out and pulled back, the moving plate moves to a position where it can absorb any deviation in the mounting position of related members. However, the presence of the spring between the movable plate and the slider serves as a buffer against the impact when the movable plate and the tray come into contact with each other, so that accurate movement can be performed. It is also possible to prevent deformation and damage caused by pushing the hook too much.

[Brief explanation of the drawing]

Fig. 1 is a plan view of a conventional compact disc player tray moving device, Fig. 2 is a front view of a compact disc auto player to which the compact disc player tray moving device of the present invention is applied, and Fig. 3 is a device of the present invention. 4 is an exploded perspective view of the device of the present invention, and FIG. 5 is a perspective view showing the relationship between the device of the present invention and the tray. 15... Tray, 25... Moving plate, 26, 26
...Hook, 27,27...Hook, 29,29...
...Slider guide, 30...Slider, 31...
Pin, 35...Spring, 37...Heart cam, 40...Tail, 41...Protrusion.

Claims (1)

[Scope of utility model registration request] a tail formed on one side of the tray for accommodating a compact disk and having an enlarged tip with an enlarged tip; a pair of elastically deformable hooks facing the enlarged portion of the tail; a movable plate that is capable of reciprocating with respect to the enlarged part of the tail and has a hook part that presses and/or clamps the enlarged part of the tail; and a slider provided within the movable plate along the longitudinal direction of the movable plate. a guide; a slider fitted into the slider guide and slidable within the slider guide; and a spring stretched between the slider and the movable plate and biasing the movable plate toward the enlarged portion of the tail. , wherein the moving plate reciprocates with respect to the expanded tail portion in conjunction with the sliding of the slider.