JPS61175967A - Video disk changer - Google Patents

Abstract

PURPOSE:To replace a video disk by carrying a desired video disk from a containing shelf to a player by a carrying device, and also carrying it in its opposite direction, by providing the carrying device formed by providing a carriage so as to be freely movable upward and downward, and also forward and backward, on a supporting frame which can turn around a vertical shaft. CONSTITUTION:A titled video disk changer is provided with a frame body 1, a containing shelf 4 which is provided in the frame body 1 and contains a video disk 8 along the upper and lower directions, player stackers 11-14 which are provided on at least one corner part in the frame body 1 and in which plural players 16-19 which can reproduce the video disk 8 have been contained along the upper and lower directions,and a carrying device 22 which is provided on the middle part of one side part in the frame body 1 of the side containing the player stacker, and formed by providing a carriage 24 to which a pair of holding arms 25 which can hold the video disk have been installed, on a supporting frame 23 which can turn around a vertical shaft, so as to be freely movable upward and downward and also forward and backward. In this way, a replacement of the video disk 8 to the player can be executed quickly by carrying a desired video disk 8 in the containing shelf from the containing shelf 4 to the player, and in its opposite direction, by the carrying device 22.

Description

DETAILED DESCRIPTION OF THE INVENTION (Prior Art) Conventionally, a playback device for playing back desired information recorded on a video disc includes a box and a plurality of video discs provided inside the box. A storage shelf for storing discs, a video disc player provided within the box and having a video disc playback function, and a video disc player provided within the box so as to be movable between the video disc player and the storage shelf. Some types of carriages are equipped with a transport device having a pair of gripping arms capable of gripping a video disc.

This transport device transports a desired video disc from the storage shelf to the video disc and vice versa.
The video disc on the player is replaced.

(Problems with the Prior Art) In the conventional video disc playback device as described above, the player is disposed at one end or both ends of a long storage shelf.

Therefore, when the transport device replaces the video disc on the player, the transport device must reciprocate over a long distance between the required position of the storage shelf and the end of the storage shelf to replace the video disc. The problem is that it takes a long time.

If the video disc capacity of the storage shelf is increased, the length between the ends of the storage shelf will become too long, which will lengthen the time needed to replace video discs and make the device larger. There's a problem.

In addition, since the player is placed at the end of the storage shelf, there are only a few of them, so you can set multiple video discs in the player and extract only the necessary information from them. When editing,
There is a problem in that the video disc exchanging work by the transport device cannot keep up with one editing work.

(Means for Solving the Problems) The present invention provides a frame, a storage shelf provided in the frame for vertically storing video discs, and at least one corner of the frame. A player stacker, in which a player capable of playing video discs is housed along the vertical direction, is provided in the middle of one side of the frame containing the player stacker, and a player capable of playing video discs is installed in A carriage equipped with a pair of gripping arms that can be gripped can be moved vertically and back and forth on a support frame that is rotatable around a vertical axis. To provide a video disc changer which allows a video disc to be exchanged to a player by transporting the video disc from a storage shelf to a player and vice versa by a transport device.

(Example) Hereinafter, one embodiment of the present invention will be described based on the drawings.

In FIG. 1, a frame (1) is made up of a plurality of columns (2) and cross beams (3) connected together.

As shown in Figs. 2 and 3, the storage shelf (4) arranged in the center of the frame (11) connects each corner of the plurality of shelf boards (5) to the plurality of supports (6). It consists of pieces fixed at appropriate intervals along the vertical direction.

As shown in Figure 3, the center of the shelf board (5) slightly protrudes upward, and there is a positioning pin (7) in the center.
) are firmly planted.

On each shelf board (5), a video disc (8) on which information to be reproduced as an image is recorded is placed and positioned by a bin (7).

In Figure 1, the four corner supports (2) of the frame (11) are shown.
) by horizontally suspending the support rod (9) along the vertical direction of the player stacker Ql) <12 (13fi4
) are arranged respectively. Players αe are respectively disposed on a plurality of support plates α9 attached to support rods (9) at appropriate positions in the vertical direction of the player stacker αυ.

Similarly, a plurality of players aen'nua (see FIG. 2) are arranged in each of the other player stackers azα■4.

These players (19αe a71+Ill) play back information recorded on the video disc (8), and the played image information is displayed on an appropriate display device (not shown).

In addition, as shown in Fig. 4, a telescopic slide pack Qυ (commercially available) whose both ends are fixed to the side of the player fi9 and the pillar (2) is used, and the player fi9 (the same applies to other players). If the player a9 is supported and the player can be taken in and taken out freely, maintenance of the player a9 becomes convenient.

In FIG. 2, a conveyance device @ is disposed at the center of the side of the frame (1) containing the player stacker αυ, for example, the lower side of the frame (1).

As shown in Fig. 5, the conveyance device consists of a support frame, a carriage C14) mounted on the support frame so as to be able to move up and down as will be described later, and a pair of carriages supported by this carriage. It consists of a gripping arm □□□.

The support frame (c) consists of a pair of vertical guide rails @ (6th
(see figure), a top plate (2) and a bottom plate □□□ fixed to the upper and lower parts of the frame. It is rotatably attached to the appropriate position of 11.

A pulley c fixed to the shaft is connected to a pulse motor attached to the frame body (1) by a bell t34.

The carriage Q4 includes an elevating member (to) fixed to a slider (to) (see Fig. 6) that is slidably mounted on a guide rail (e), and a vertically movable member (to) to which the elevating member (to) can move back and forth. It consists of an arm member (b) attached to a gripping arm (with the front side being the side where the gripping arm is located).

In FIG. 6, the elevating member (to) is fixed at a proper position on the endless timing belt via a reinforcing plate (to). Endless bell) T31 is connected to a timing pulley (not shown) provided at the bottom of the support frame ■ and a timing pulley 03 driven by a pulse motor 0υ provided at the top of the support frame. , the carriage @ is raised and lowered by the forward and reverse rotation of the pulse motor 0υ.

In FIG. 7, the bases of a pair of gripping arms (C) having a pair of trochanters (43) pivoted at their free ends are connected by a shaft 04.
A channel-shaped support member (49) that opens forward is pivotally attached to both ends of the holding arm (A5). A worm gear (4η) is fixed to a support shaft t4e that is oriented by the elastic force of the tension spring 04, which is respectively engaged with the worm gear Cη. are doing.

The support shaft G41 is supported by an appropriate support member (not shown),
It is pivotally connected to the arm member 0η. An interlocking mechanism (not shown) for opening and closing the gripping arm (c) is provided inside the support member (41), and is operated by a wire 6◇ passing through the support member (A3). It has become.

Wire 6υ is support member 0? ), and when the wire 6υ is pulled, the free end of the gripping arm G rotates in the closing direction. By opening and closing the gripping arm (c),
The trochanter θ is responsible for releasing and grasping the video disc (8).

In FIG. 2, the carrier Q4 is in a stopped state at the home position, which is approximately at the height of the center of the storage shelf (4). Player α of player stacker I from storage shelf (4)
Transfer of the desired video disc (8) to e.

In order to carry out the transport in the opposite direction, the operator operates the operation section (not shown) of the control section to give the above-mentioned transport command signal from the control section to the transport device @.

As a result, the pulse motor θ0 (see FIG. 6) rotates in a desired direction to raise and lower the carriage @ and stop it at the designated position of the video disc (8).

Next, the arm member (b) of the carriage (2) is advanced by the drive unit (not shown) by a required amount toward the storage shelf (4) and stopped, and then the pulse motor 63 (see FIG. ) rotates and closes the gripping arm (c) to grip the video disc on the shelf board (5).

In this state, the carriage (2) rises slightly, the video disc (8) is removed from the pin (7), and the arm member (B) further retreats downward in FIG.

It is transported to the position indicated by the chain line (8a).

Carriage @ is located at the shortest distance when the player stacker Qυ is empty and no video disc is loaded.
It moves up and down toward player T1B and stops.

During this time, the support frame @ (see Figure 5) of the transport device (2) is driven by the pulse motor (2) and rotated counterclockwise in Figure 2, so that the video disc (8) is
It is rotated from the position shown by the chain line (8a) to the position shown by the chain line (8b).

In this state, the arm member (9) of the carriage I24) moves forward to the left in FIG.
The video disc (8) at the position indicated by is placed in the player (Ie
After being transported to the position shown by the chain line (8C) above, the first gripping arm (to) is released and the player is attached to the aeO shaft. Thereafter, the video disc (8) is shifted and clamped by a clamp mechanism (path shown) built into the player stacker U.

Note that when the video disc (8) is mounted on the player ae, if the information to be reproduced is on the back side of the video disc, the gripping arm (to) is rotated by the rotation of the pulse motor 0 barrel shown in FIG. is 18 around the circumference of the spindle he.
The video disc (8) is inverted by rotating 0°.

The used video disc (8) on the player σe in the player stacker αυ is transported to a predetermined position in the storage shelf (4) by an action opposite to the above-mentioned transport action.

In the center of the other side (the left side in FIG. 2) of the frame (1) on the side containing the player stacker αυ.

By providing a conveying device similar to the aforementioned conveying device (only the gripping arm (c) is shown), a desired video disc (8) in the storage shelf (4) can be moved as shown by the chain line (8d). The gripping arm can be taken out from the left side of the storage (4) and attached to the player, or transported in the opposite direction.

Thus, for one player stacker aυ.

By transporting the desired video disc (8) to the two transport devices @, the video disc (8) can be quickly replaced with the player (e).

In FIG. 2, a plurality of players αeQ71 are placed at both corners of the negative side (lower side in FIG. 2) of the frame (1).
By arranging n player stackers αυα2 each containing a player stacker and disposing the transport device @ in the middle thereof, it is possible to exchange video discs (8) for one player stacker I and one player stacker I. This can be carried out using only one transport device, and by setting video discs (8) in advance in multiple players αG or aη, only the necessary information on the video discs (8) can be continuously retrieved. The task of exporting and editing becomes convenient.

In addition, a player stacker αD1 is installed at each corner of the frame fl).
12 (13a41 is provided, and a conveyor device is arranged in the intermediate part thereof, each player stacker α11 (
12α3 (I4 player + IS G71 (19[1
Transporting or exchanging the video disc (8) for 1.
Since the editing can be carried out using any of the stopped transport devices (2) installed next to each other, editing of information on a large number of video discs can be performed at high speed.

Note that the video disc (8) is played on the player α[1QIn
Since it is rotated at high speed on α & α9, it may be charged with static electricity, but if the 5 gripping arms (to) and the trochanter (c) are made of conductive metal, the residual static electricity can be avoided.
And problems caused by this can be eliminated.

(Effects of the Invention) According to the present invention, a frame body, a storage shelf provided in the frame body and for storing video discs along the vertical direction;
a player stacker provided in at least one corner of the frame and housing a plurality of players capable of playing video discs along the vertical direction; and one side of the frame containing the player stacker. A carriage, which is provided at the middle of the frame and has a pair of gripping arms capable of gripping a video disc, is mounted on a support frame that is rotatable about a vertical axis so as to be movable vertically and back and forth. By being equipped with a transport device, the desired video disc in the storage shelf is
The transport device allows rapid exchange of video discs into the player by transporting them from the storage shelf to the player and vice versa.

[Brief explanation of the drawing]

FIG. 1 is a perspective view of a video disc changer showing an embodiment of the present invention. FIG. 2 is a plan view schematically showing the video disc changer, FIG. 3 is a front view showing a part of the storage shelf, FIG. 4 is a perspective view showing another support mechanism for the player, and FIG. is a perspective view of the conveyance device. FIG. 6 is a perspective view of the carriage drive section. FIG. 7 is a perspective view of the gripping arm. (1) Frame (2) Support (3) Cross beam (4) Storage shelf (5) Shelf board
(6) Support (7) Bin (8 (Video disc (9)
Support rod αυα2α3 (14) Player stacker α9 support plate α61an tts a
! I-player 2υ slide pack @Transport device support frame C4 carriage four gripping arms (a) Guide rail (equipment) upper plate
@Bottom plate 40υ axis G3 pulley (to) Pulse motor Belt (to) Slider (to) Lifting member C3? ) arm parts
(To) Reinforcement plate a*: p Timing belt (, 4D pulse motor (43 timing pulley (43 trochanter (44 axis) o9 support member (461 spindle)
0 Worm gear (c) Pulse motor
(41 worms 1511 wires (to)
Pulse motor @ pulley shaft Fig. 1 Fig. 2

Claims (4)

[Claims] (1) a frame; a storage shelf provided within the frame for vertically storing a plurality of video discs; and a storage shelf provided in at least one corner of the frame, capable of playing video discs; a player stacker in which a player is housed, and a pair of gripping arms that are provided in the middle of one side of the frame containing the player stacker and that are capable of gripping a video disc. A carriage is provided on a support frame that is rotatable around a vertical axis and is movable up and down and back and forth, and conveys a desired video disc from a storage shelf to a player and vice versa. A video disc changer comprising: a transport device capable of exchanging video discs. (2) The video disc changer according to claim 1, wherein the transport device is provided at an intermediate portion of both sides of the frame including the player stacker. (3) A pair of player stackers are provided at both corners of one side of the frame, and a conveyance device is provided at an intermediate portion thereof. Video disc autochanger. (4) The video disc according to claim (1), characterized in that player stackers are provided at each of the four corners of the frame, and a transport device is provided between each player stacker. Changer.