JPH09259499A - Disk loading device and disk loading method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable the insertion and ejection of a tray holding disk at a speed desired by user by providing a means capable of optionally setting at least one out of the inserting speed and ejecting speed of the tray. SOLUTION: By pushing an insertion/ejection instruction switch 5 for ejecting the tray 2, an instruction for driving a motor is issued to a motor driving circuit 7 by a control circuit 6, and also an instruction for rotating direction of the motor 8 is issued so as to be the ejecting direction of the tray 2. At this time, a motor driving current control circuit 13 is operated so that the amount of current allowing to flow in the motor by a motor driving circuit 14 in the inserting operation of the tray 2 becomes the current specified by an insertion speed switch 11 or ejection speed indicating switch 12.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a disc loading device and a disc loading method in an optical or magnetic disc device.

[0002]

2. Description of the Related Art FIG. 15 is an external view of a conventional optical disk device. In the figure, 1 is an optical disk device, 2 is a tray, 3 is a tray panel located in front of the tray, 4 is an optical disk, and the optical disk 4 is placed on the tray 2 without being fixed to the tray 2. Reference numeral 5 is an insertion / ejection instruction switch for instructing insertion and ejection of the tray 2. FIG.
FIG. 15A shows a state in which the tray 2 is completely inserted into the optical disk device 1, and FIG. 15B shows a state in which the tray 2 is completely discharged.

FIG. 16 is an operation block diagram of a conventional optical disk device. In the figure, 6 is a control circuit, 7 is a motor drive circuit, 8 is a power generation motor for inserting and ejecting the tray 2, 9 is an insertion completion detection switch that operates when the tray 2 is completely inserted, and 10 is the tray 2 ejected. It is a discharge completion detection switch that operates when completed.

Next, the operation will be described. When the tray 2 is in the insertion completed state, the insertion completion detection switch 9 is activated and the ejection completion detection switch 10 is not activated. In this state, by pressing the insertion / ejection instruction switch 5 to eject the tray 2, the control circuit 6 issues a motor drive instruction to the motor drive circuit 7, and the rotation direction of the motor 8 is the direction in which the tray 2 is ejected. Also instruct. At this time, the drive current supplied to the motor 8 by the motor drive circuit 7 has a constant value, and the motor 8 rotates at a constant rotation speed. As a result, the tray 2 is ejected at a constant speed.

When the tray 2 starts moving, the insertion completion detecting switch 9 does not operate. Further, the discharge completion detection switch 10 is activated when the tray 2 moves to the discharge completion position. At this time, the control circuit 6 releases the drive instruction to the motor drive circuit 7, stops the rotation of the motor 8, and stops the tray 2
The discharging operation of is completed.

In order to insert the tray 2 from the state where the ejection is completed, the insertion / ejection instruction switch 5 is pushed and the control circuit 6
Instructs the motor drive circuit 7 to drive the motor and also instructs the motor 8 to rotate in the direction in which the tray 2 is inserted. At this time, the drive current supplied to the motor 8 by the motor drive circuit 7 has a constant value, and the motor 8 rotates at a constant rotation speed. As a result, the tray 2 is inserted at a constant speed. When the tray 2 starts moving, the discharge completion detection switch 10 does not operate. further,
When the tray 2 moves to the insertion completion position, the insertion completion detection switch 9 operates. At this point, the control circuit 6 releases the motor drive instruction to the motor drive circuit 7, and the motor 8
Is stopped, and the operation of inserting the tray 2 is completed.

[0007]

Since the conventional optical disk device is configured as described above, it has the following problems. In the conventional optical disk device, the insertion / ejection speed is a constant speed determined by the optical disk device, and it is inconvenient in operation if the speed is not the speed preferred by the user. Further, since the optical disc 4 is not fixed to the tray 2 but is only placed on the tray 2, if the acceleration of the movement of the tray 2 is large, the optical disc 4 is moved to the tray 2 by the inertia force due to the mass of the optical disc 4. It will deviate from the set position and prevent proper insertion / ejection operation. In order to avoid this situation, high-speed movement with high acceleration was not possible.

The present invention has been made to solve the above problems, and has the following objects.

The first aspect of the present invention is to provide a disk loading device having good operability, which allows a user to carry out a tray holding a disk and an ejection speed at a desired speed.

A second aspect of the present invention is to provide a disc loading device having better operability, which allows a user to carry out the insertion speed and the ejection speed of a tray holding a disc at a desired speed.

A third aspect of the present invention is to provide a disc loading device having a better operability, which allows a user to carry out a tray holding a disc and an ejection speed at a desired speed.

A fourth aspect of the present invention is to provide a disc loading device having a better operability, which allows a user to carry out the insertion speed and the ejection speed of a tray for holding a disc at a desired speed.

A fifth aspect of the present invention is to provide a disc loading device having a better operability, which allows a user to carry out the insertion speed and the ejection speed of a tray holding a disc at a desired speed. .

A sixth aspect of the present invention is to provide a disc loading device having a further excellent operability, which allows a user to carry out the insertion speed and the ejection speed of a tray holding a disc at a desired speed. .

A seventh aspect of the present invention is to provide a disc loading device having a further excellent operability, which allows the user to carry out the insertion speed and the ejection speed of the tray holding the disc at a speed desired by the user. .

According to the eighth aspect of the invention, the user can execute the insertion speed and the discharge speed of the tray holding the disc at a speed desired by the user, and the insertion or discharge of the tray is started according to the designation of the insertion speed or the discharge speed. It is intended to obtain a disc loading device having good operability.

According to a ninth aspect of the invention, the user can execute the insertion speed and the ejection speed of the tray holding the disc at a speed desired by the user, and the insertion or the ejection of the tray is started according to the designation of the insertion speed or the ejection speed. It is intended to obtain a disc loading device having better operability.

According to the tenth aspect of the invention, the user can execute the insertion speed and the discharge speed of the tray holding the disc at a speed desired by the user, and the insertion or discharge of the tray is started according to the designation of the insertion speed or the discharge speed. It is intended to obtain a disk loading device having better operability.

An eleventh aspect of the present invention is to provide a disc loading device which has a much better operability and which allows the user to carry out the insertion speed and the ejection speed of the tray holding the disc at a speed desired by the user. .

A twelfth aspect of the invention is to obtain a high-performance disc loading device capable of appropriately suppressing the generation of high acceleration in the inserting and ejecting operations of the tray holding the disc.

A thirteenth aspect of the present invention is to obtain a disk loading device of higher performance capable of appropriately suppressing the generation of high acceleration in the insertion and ejection operations of the tray holding the disk.

A fourteenth aspect of the present invention is to obtain a disk loading device of higher performance capable of appropriately suppressing the generation of high acceleration in the insertion and ejection operations of the tray holding the disk.

In the fifteenth aspect of the invention, in the inserting and ejecting operation of the tray for holding the disc, the disc can be accurately restrained to the tray according to the acceleration.
The aim is to obtain a disk loading device with good stability.

A sixteenth aspect of the present invention is to obtain a disc loading device having a better stability, which is capable of accurately restraining the disc in the tray according to the acceleration in inserting and ejecting the tray holding the disc. It is what

A seventeenth aspect of the present invention is to obtain a disc loading device which is capable of accurately restraining a disc in a tray according to acceleration in inserting and ejecting a tray for holding the disc, and which has further excellent stability. It is what

An eighteenth aspect of the present invention is to provide a disc loading device which is capable of accurately restraining the disc in the tray in accordance with acceleration in the inserting and ejecting operations of the tray for holding the disc and which has further excellent stability. It is what

A nineteenth aspect of the invention is to obtain a disc loading device which is capable of accurately restraining the disc in the tray according to the acceleration in the inserting and ejecting operations of the tray holding the disc and which has further excellent stability. It is something to try.

A twentieth aspect of the present invention is to provide a disc loading method capable of achieving a good operability in which a user can carry out an insertion speed and a discharge speed of a tray for holding a disc at a desired speed.

A twenty-first aspect of the present invention is to provide a disc loading method capable of achieving a better operability, which allows a user to carry out the insertion speed and the ejection speed of a tray holding a disc at a desired speed. .

A twenty-second aspect of the present invention is to provide a disc loading method capable of achieving a better operability, which allows the user to carry out the insertion speed and the ejection speed of the tray holding the disc at a desired speed. .

A twenty-third aspect of the present invention is to provide a disc loading method capable of achieving the operability at which the tray holding the disc is inserted or ejected at a speed desired by the user, and which can achieve better operability. .

A twenty-fourth aspect of the present invention is to provide a disc loading method capable of achieving a better operability in which the user can perform the insertion speed and the ejection speed of the tray holding the disc at a desired speed. is there.

[0033]

In the disc loading apparatus of the first invention, a disc holding tray and a means for moving the tray are provided, and at least the tray insertion speed and ejection speed are set. It is provided with means for setting either one arbitrarily.

In the disc loading apparatus of the second aspect of the present invention, a disc holding tray and an electric means for moving the tray by a motor are provided, and at least one of the tray insertion speed and the ejection speed is respectively set. It is provided with means that can be arbitrarily set.

In the disk loading apparatus of the third invention, a tray for holding a disk, a motor drive circuit for driving a motor for moving the tray, a control circuit for controlling the operation of the motor drive circuit, and this control. An instruction switch for giving an instruction to a circuit, an insertion completion detection switch for detecting completion of insertion of the tray, an insertion completion detection switch for detecting completion of insertion of the tray, and a motor drive for controlling a motor drive current of the motor drive circuit. The tray is provided with a current control circuit, an insertion speed instruction switch for instructing the motor drive control circuit of the tray insertion speed, and an ejection speed instruction switch for instructing the motor drive control circuit of the tray ejection speed. The speed and the discharge speed can be set arbitrarily.

In the disc loading apparatus of the fourth aspect of the invention, the means for arbitrarily setting the tray insertion speed and the tray ejection speed is composed of a plurality of preset switches.

In the disk loading apparatus of the fifth aspect of the invention, the means for setting the tray insertion speed and the tray discharge speed arbitrarily has a plurality of contacts to which resistors having different resistance values are connected. It consists of a multi-pole switch that can select the output voltage by voltage division.

In the disk loading apparatus of the sixth aspect of the invention, the means for setting the tray insertion speed and the tray discharge speed arbitrarily comprises a preset variable resistor.

In the disk loading apparatus of the seventh aspect of the invention, the means for arbitrarily setting the tray insertion speed and the tray discharge speed can continuously change the division ratio of the voltage applied to both ends of the means, thereby changing the output voltage. It consists of a variable resistor that can be changed.

In the disk loading apparatus of the eighth invention, means for designating the tray insertion speed and the ejection speed and for instructing the start of the tray insertion or ejection is provided on the panel located on the front surface of the tray. Is.

In the disc loading apparatus of the ninth invention, an operation panel provided with a tray panel for inserting and ejecting a tray is provided, and the operation panel is provided with the operation panel for designating the tray insertion speed and the ejection speed. An instruction means for instructing the start of tray insertion or ejection is provided, and the instruction means is for instructing the start of tray insertion or ejection in accordance with the designation of the tray insertion speed and ejection speed. is there.

In the disc loading apparatus of the tenth aspect of the invention, the means for designating the tray insertion speed and the ejection speed and instructing the start of the tray insertion or ejection comprises a plurality of touch switches.

In the disk loading apparatus of the eleventh invention, the means for designating the tray insertion speed and the ejection speed and instructing the start of the tray insertion or ejection is the tray panel for inserting and ejecting the tray. The touch sensor includes a plurality of touch parts and a touch detection part provided corresponding to each of the touch parts.

In the disc loading apparatus of the twelfth aspect of the present invention, a disc holding tray and means for moving the tray are provided, and acceleration control and deceleration control are performed with respect to the tray insertion speed and ejection speed. It is a thing.

In the disk loading apparatus of the thirteenth invention, a disk holding tray and means for moving the tray are provided, and at least one of the tray insertion speed and the ejection speed is arbitrarily set. In addition to the provision of the means, the acceleration control and the deceleration control are performed with respect to the tray insertion speed and ejection speed.

In the disc loading apparatus of the fourteenth aspect of the invention, the tray insertion speed and the ejection speed are controlled so that the speed immediately after the tray insertion and ejection operations are started and immediately before the end thereof are reduced.

The disc loading apparatus of the fifteenth aspect of the invention is provided with a tray for holding the disc and a means for moving the tray, and the tray on the tray is responsive to the acceleration generated when the tray is inserted and ejected. A means for restraining the movement of the disk is provided.

In the disc loading apparatus of the sixteenth aspect of the invention, a disc holding tray and means for moving the tray are provided, and at least one of the tray insertion speed and the ejection speed is arbitrarily set. In addition to providing the means, a means for restraining the movement of the disc on the tray in accordance with the acceleration generated when the tray is inserted and ejected is provided.

In the disk loading apparatus of the seventeenth invention, a groove is provided on the tray, an elastic body is embedded in the groove, and the inertial force of the disk on the tray generated in proportion to the acceleration causes the disk to be elastic. It is adapted to enter the body and restrain the movement of the disc by the groove.

The disk loading apparatus of the eighteenth invention is provided with means for restraining the disk by moving by the inertial force generated in proportion to the acceleration.

In the disc loading apparatus of the nineteenth invention, a restraint member having a weight portion and a restraint portion for restraining the disc is provided, and the disc is restrained according to the acceleration.

In the disc loading method of the twentieth aspect of the invention, when the tray holding the disc is inserted or ejected by the moving means, a step of selecting the tray insertion or ejection and instructing the operation of the moving means, And a step of setting a moving speed of the tray moving means.

In the disc loading method of the twenty-first aspect, when the tray holding the disc is inserted or ejected by the moving means, the step of instructing the operation of the moving means and the insertion or ejection of the tray are selected. And a step of setting the moving speed of the tray moving means.

In the disc loading method of the twenty-second aspect, when the tray holding the disc is inserted or ejected by the moving means, the step of instructing the operation of the moving means and the state of the tray are detected to detect the tray. A step of selecting tray insertion or ejection,
And a step of setting a moving speed of the tray moving means.

In the disk loading method of the twenty-third invention, acceleration control and deceleration control are performed for the tray insertion speed and ejection speed.

The disc loading method of the twenty-fourth invention includes a step of restraining the movement of the disc on the tray according to the acceleration generated when the tray is inserted and ejected.

The embodiment of the present invention has the following operations. The insertion / ejection speed can be determined by the user by the members that can arbitrarily set the tray insertion speed and the ejection speed. Generation of high acceleration is suppressed by the tray acceleration control and deceleration control. When the acceleration is high, the optical disc 4 is constrained to the tray 2 by the member that constrains the movement of the disc on the tray according to the acceleration generated when the tray is inserted and ejected.

[0058]

BEST MODE FOR CARRYING OUT THE INVENTION

Embodiment 1. An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is an operation block diagram showing an embodiment of the present invention. In the figure, 2 is a tray for holding an optical disk when it is mounted,
A tray panel 3 (not shown in FIG. 1, see FIG. 3) is located on the front surface of the tray 2. Reference numeral 5 is an insertion / ejection instruction switch, 6 is a control circuit, and 8 is a motor. 9 is an insertion completion detection switch, 10 is an ejection completion detection switch, 1
Reference numeral 1 is an insertion speed instruction switch, 12 is a discharge speed instruction switch, 13 is a motor drive current control circuit for controlling a current passed through a motor to realize a speed instructed by the insertion speed instruction switch 11 or the discharge speed instruction switch 12, 1
Reference numeral 4 denotes a motor drive circuit whose drive current is controlled by the motor drive current control circuit 13.

Next, the operation will be described. The magnitude of the current supplied to the motor by the motor drive circuit 14 in the insertion operation and the ejection operation of the tray 2 is determined by the insertion speed instruction switch 1
1 or the motor drive current control circuit 13 operates so as to have a size designated by 1 or the discharge speed instruction switch 12.

Other configurations of the tray 2 and the inserting and ejecting operations are the same as those of the conventional example described with reference to FIGS. 15 and 16.

FIG. 2 is a diagram showing a general relationship between the current passed through the motor and the rotation speed of the motor for the supplementary explanation of FIG. A straight line 15 shows the number of rotations of the motor at each magnitude of the motor drive current. Generally, the magnitude of the motor drive current is proportional to the magnitude of the motor rotation speed. Further, the rotational movement of the motor 8 is converted into a linear movement of the tray 2 by gears, rack and pinion, or the like. Therefore, the rotation speed of the motor can be changed by changing the motor drive current, and the insertion / ejection speed of the tray 2 can be changed.

FIG. 3 is an enlarged front view of the operation panel in the optical disk device showing the embodiment of the present invention. In the figure, 3 is a tray panel, 16 is an operation panel located on the front surface of the optical disk device, 17 is an insertion speed instruction switch, and 18 is an ejection speed instruction switch. The insertion speed instruction switch 17 and the ejection speed instruction switch 18 are multipolar switches or variable resistors. By rotating these switches or the knobs of the variable resistors, the insertion / ejection speed of the tray 2 can be instructed.

FIG. 4 is a circuit diagram of the speed instruction switch for supplementary explanation of FIG. FIG. 4A shows an example of a multi-pole switch, and FIG. 4B shows an example of a variable resistor. In the figure, 19 is a multi-pole switch and 20 is a variable resistor.

Next, the operation will be described. In the case of the speed instruction switch 19, an example of three poles is shown, and the speed can be instructed by turning the knob of the switch to bring the potential of either the low speed line or the high speed line to the ground level. In the case of the variable resistor 20,
By turning the knob, the division ratio of the power supply voltage Vcc changes, and different voltages can be obtained to indicate the speed. The variable resistor 20 is capable of continuously changing the division ratio of the voltage applied across the variable resistor 20 and arbitrarily changing the output voltage. Changes in these voltages are detected by the motor drive current control circuit 13 and converted into the magnitude of the motor drive current.

By the insertion speed instruction switch and the ejection speed instruction switch which can arbitrarily set the tray insertion speed and the ejection speed, the insertion / ejection speed can be executed at the user's favorite speed.

Embodiment 2 Hereinafter, another embodiment of the present invention will be described with reference to the drawings. FIG. 5 is an operation block diagram showing another embodiment of the present invention. In the figure, 2
Is a tray, 5 is an insertion / ejection instruction switch, 6 is a control circuit, and 8 is a motor. Reference numeral 13 is a motor drive current control circuit for controlling the current flowing to the motor to achieve the instructed speed,
Reference numeral 14 is a motor drive circuit whose drive current is controlled by the motor drive current control circuit 13. Reference numeral 21 is an insertion / ejection speed instruction switch for designating the insertion speed and the ejection speed of the tray 2, and at the same time instructing the start of the insertion or ejection of the tray 2.

Next, the operation will be described. The insertion / ejection speed instruction switch 21 gives an insertion / ejection speed of the tray 2 and at the same time issues an insertion / ejection instruction.
Is also given to the control circuit 6 at the same time as the motor drive current control circuit 13. The control circuit 6 starts the insertion / ejection operation in response to a signal from the insertion / ejection instruction switch 5 or a signal from the insertion / ejection speed instruction switch 21. Other operations are the same as those in FIG.

FIG. 6 is an operation panel diagram of an optical disk device showing another embodiment of the present invention. In the figure, 3 is a tray panel, 5 is an insertion / ejection instruction switch for instructing insertion and ejection of the tray, and 16 is an operation panel. Reference numeral 22 denotes a touch sensor touch portion A for instructing low-speed insertion / ejection, and 23 denotes a touch sensor touch portion B for instructing medium-speed insertion / ejection B, 24.
Is a touch portion C of the touch sensor for instructing high-speed insertion / ejection. The touch sensor can be turned on by touching the touch part with a finger.

FIG. 7 is a circuit block diagram of the touch sensor. In the figure, 22 is a touch part A, 23 is a touch part B, 24 is a touch part C, 25 is a touch sensor a, 26 is a touch sensor b, 27 is a touch sensor c, and 28 is a touch part. Is a touch detection unit that detects

Next, the operation will be described. Touching one of the touch parts with a finger switches the output of the corresponding touch sensor. The switched state is detected by the motor drive current control circuit 13 and converted into the magnitude of the motor drive current. At the same time, it is also detected by the control circuit 6 and the insertion / ejection of the tray 2 is started.

Insertion / ejection speed instruction switch 21 capable of instructing the insertion / ejection start at the same time when the tray insertion speed or ejection speed is specified.
As a result, the insertion / ejection speed can be executed at the user's favorite speed each time the insertion / ejection operation is performed.

Embodiment 3 Hereinafter, another embodiment of the present invention will be described with reference to the drawings. FIG. 8 is an operation block diagram showing another embodiment of the present invention. In the figure, 2
Is a tray, 5 is an insertion / ejection instruction switch, 6 is a control circuit, and 8 is a motor. 9 is an insertion completion detection switch, 10 is an ejection completion detection switch, 11 is an insertion speed instruction switch, 12
Is a discharge speed instruction switch, 13 is a motor drive current control circuit that controls the current flowing to the motor to achieve the speed instructed by the insertion speed instruction switch 11 or the discharge speed instruction switch 12, and 14 is the motor drive current. The motor drive circuit is controlled by the control circuit 13.
29 is a speed changeover detection switch a provided near the insertion completion detection switch 9 and 30 is a discharge completion detection switch 10
It is a speed change detection switch b provided in the vicinity of. FIG. 9 is a diagram showing motor drive current value switching for supplementing the explanation of the operation in FIG. In the figure, 31 is a first current, 32 is a second current, and 33 is a third current.

Next, the operation will be described. When the tray 2 is in the insertion completed state, the insertion completion detection switch 9 is activated and the ejection completion detection switch 10 is not activated. In this state, when the insertion / ejection instruction switch 5 is pushed to eject the tray 2, the control circuit 6 causes the motor drive circuit 14 to move.
The motor drive instruction is also issued to the driver, and the rotation direction of the motor 8 is also instructed to eject the tray 2.

At this time, the drive current supplied to the motor 8 by the motor drive circuit 14 is the drive current control circuit 1
3 is the first current 31 having a small value and the motor 8
Rotates at a low speed. As a result, the tray 2 is ejected at a low speed. Tray 2 is speed change detection switch a
When 29 is detected, the drive current supplied to the motor 8 is the second current 32 having a large value by the motor drive current control circuit 13, and the motor 8 rotates at a high rotation speed. As a result, the tray 2 is ejected at high speed.

Further, when the tray 2 detects the speed change detection switch b30, the drive current supplied to the motor 8 is the third current 33 having a small value by the motor drive current control circuit 13, and the motor 8 rotates at a low speed. To rotate. As a result, the tray 2 is ejected at a low speed. The discharge completion detection switch 10 is activated when the discharge completion detection switch 10 is moved to the discharge completion position. At this point, the control circuit 6 has the motor drive circuit 14
Release the motor drive instruction to, stop the rotation of the motor 8,
The discharging operation of the tray 2 is completed.

In order to insert the tray 2 from the state where the discharge is completed, the discharge operation is performed in reverse. First, the elimination instruction switch 5 is pressed, the control circuit 6 issues an instruction to drive the motor to the motor drive circuit 14, and also indicates that the rotation direction of the motor 8 is the direction of inserting the tray 2.

At this time, the drive current supplied to the motor 8 by the motor drive circuit 14 is the drive current control circuit 1
3 is a small value of the third current 33, and the motor 8
Rotates at a low speed. As a result, the tray 2 is inserted at a low speed. Tray 2 is speed change detection switch b
When 30 is detected, the drive current supplied to the motor 8 is the second current 32 having a large value by the motor drive current control circuit 13, and the motor 8 rotates at a high rotation speed. As a result, the tray 2 is inserted at high speed.

Further, when the tray 2 detects the speed changeover detection switch a29, the drive current supplied to the motor 8 is the first current 31 having a small value by the motor drive current control circuit 13, and the motor 8 rotates at a low speed. To rotate. As a result, the tray 2 is inserted at a low speed. The insertion completion detection switch 9 is activated when the insertion completion detection switch 9 is moved to the insertion completion position. At this point, the control circuit 6 releases the motor drive instruction to the motor drive circuit 14, stops the rotation of the motor 8, and completes the tray 2 insertion operation.

By reducing the speed of the tray 2 immediately after the start of the insertion / ejection operation and the speed immediately before the end thereof, the tray 2
The acceleration of can be reduced.

Embodiment 4 Hereinafter, another embodiment of the present invention will be described with reference to the drawings. FIG. 10 is a tray structure diagram showing another embodiment of the present invention. In the figure, 2
Is a tray, 3 is a tray panel, 34 and 36 are grooves provided in the tray 2, and 35 and 37 are elastic bodies such as sponge. 10A is a view of the tray 2 as seen from above, FIG. 10B is a side view of the tray 2, and FIG. 11 is an operation explanatory diagram of the tray.

Next, the operation will be described with reference to FIG. FIG. 11A shows a state in which the optical disc 4 is set on the tray 2 when the tray 2 is completely ejected. FIG.
11B shows a state in which the tray 2 is started to be inserted in the direction shown by the arrow A with high acceleration from the state of FIG. 11A, and the optical disc 4 has an inertial force due to the mass of the optical disc itself. Works to bite into the elastic body 35 and the optical disk 4
Is restricted by the groove 34. FIG. 11 (c) shows FIG.
The state when the tray 2 is completely inserted from the state of (b) is shown, and the constraint is released by being released from the groove 34 by the restoring force of the elastic body 35 of the optical disk 4 which is restrained by the groove 34. When ejecting the tray 2, a similar operation occurs in the groove 36 and the elastic body 37. The speed control at the time of inserting / ejecting the tray 2 is performed in the same manner as in the first to third embodiments.

When the tray 2 moves at high acceleration, the optical disk 4 is restrained by the groove 4, and when the high acceleration disappears, the high speed from the groove 4 is automatically released by the restoring force of the elastic body. Therefore, the optical disc 4 is not largely displaced from the tray 2, and it is possible to prevent an erroneous operation of inserting and ejecting the optical disc 4.

Embodiment 5 Hereinafter, another embodiment of the present invention will be described with reference to the drawings. FIG. 12 is a tray structure diagram showing another embodiment of the present invention. In the figure, 2
Is a tray, 3 is a tray panel, 38, 39, 40 and 41 are restraining members having members that move by inertial force, 42 is a restraining portion that restrains an optical disk, 43 is a weight portion for generating a large inertial force, 44 Is an arm that connects the restraint portion 42 and the weight portion 43. 45 is the rotation axis of the arm 44,
A rotation restricting portion 46 restricts the rotation range of the arm 44 and is fixed to the tray 2. 47 is a groove of the restraint 42, 48
Is fixed to the tray 2 by a spring fixing portion. Reference numeral 49 denotes a spring, which connects the weight portion 43 and the spring fixing portion 48, and acts so as to attract the weight portion 43 toward the fixing portion 48.

Next, the operation will be described. FIG.
Shows a state in which the optical disc 4 is set on the tray 2 when the tray 2 is completely ejected. 13 is the same as FIG.
The state when the tray 2 is started to be inserted at a high acceleration in the direction indicated by the arrow A from the state of FIG.
Move up in the direction of arrow B. On the other hand, in the weight portions 43 of the restraint members 38 and 39, the inertial force exceeds the tensile force of the spring 49 and moves in the direction of arrow B, and rotates counterclockwise about the rotation shaft 45. As a result, the restraint portion 42 moves in the direction of arrow A, and the optical disc 4 is restrained by the groove 47.

When the tray 2 is completely inserted from this state and the tray 2 is stopped, the optical disc 4 held in the groove 47 returns the arm 44 to the original position by the pulling force of the spring 49. Removed from the, restraint has been released. When ejecting the tray 2, a similar operation occurs at the restraint members 40 and 41. The speed control at the time of inserting / ejecting the tray 2 is performed in the same manner as in the first to third embodiments.

FIG. 14 is a perspective view of the restraint member. FIG.
4 (a) shows the restraint member with the tray 2 stopped, and FIG. 14 (b) shows the restraint member when the tray 2 moves in the direction of arrow A at high acceleration. As a result, FIG.
In (b), the arm 44 rotates counterclockwise.

When the tray 2 moves at high acceleration, the optical disk 4 is restrained by the groove 47, and when the generation of high acceleration disappears, the tension from the spring 49 automatically releases the restraint from the groove 47. Therefore, the optical disc 4 is not largely displaced from the tray 2, and it is possible to prevent a malfunction of inserting and ejecting the optical disc 4.

[0088]

According to the first aspect of the present invention, it is possible to obtain a disk loading device having good operability, which allows the user to perform the insertion speed and the discharge speed of the tray holding the disk at the speed desired by the user.

According to the second aspect of the present invention, it is possible to obtain a disc loading device having a better operability, which allows the user to carry out the insertion speed and the ejection speed of the tray holding the disc at a speed desired by the user.

According to the third aspect of the present invention, it is possible to obtain a disc loading device having a better operability, which allows the user to carry out the insertion speed and the ejection speed of the tray holding the disc at a speed desired by the user.

According to the fourth aspect of the present invention, it is possible to obtain a disk loading device having a better operability, which allows the user to perform the insertion speed and the ejection speed of the tray holding the disk at the speed desired by the user.

According to the fifth aspect of the present invention, it is possible to obtain a disk loading device having a better operability, which allows the user to carry out the insertion speed and the discharge speed of the tray holding the disk at a speed desired by the user.

According to the sixth aspect of the present invention, it is possible to obtain a disc loading device having a further excellent operability, which allows the user to carry out the insertion speed and the ejection speed of the tray holding the disc at the speed desired by the user.

According to the seventh aspect of the present invention, it is possible to obtain a disc loading device having a further excellent operability, which allows the user to carry out the insertion speed and the ejection speed of the tray holding the disc at a desired speed.

According to the eighth aspect of the invention, the tray holding the disc can be inserted or ejected at any speed desired by the user, and the tray can be inserted or ejected in accordance with the designation of the insertion or ejecting speed. It is possible to obtain a disk loading device with good operability, which is started.

According to the ninth aspect, the user can execute the insertion speed and the discharge speed of the tray holding the disc at the speed desired by the user, and further, the tray can be inserted or discharged according to the designation of the insertion speed or the discharge speed. It is possible to obtain a disk loading device with better operability, in which

According to the tenth aspect of the invention, the insertion speed and the ejection speed of the tray holding the disk can be executed at the speed desired by the user, and the tray is inserted or ejected according to the designation of the insertion speed or the ejection speed. It is possible to obtain a disk loading device with better operability in which

According to the eleventh aspect of the present invention, it is possible to obtain a disk loading device having a much better operability, in which the insertion speed and the ejection speed of the tray holding the disk can be executed at the speed desired by the user.

According to the twelfth aspect of the present invention, it is possible to obtain a high-performance disc loading device capable of appropriately suppressing the generation of high acceleration in the insertion and ejection operations of the tray holding the disc.

According to the thirteenth aspect of the present invention, it is possible to obtain a higher performance disc loading device capable of appropriately suppressing the generation of high acceleration in the insertion and ejection operations of the tray holding the disc.

According to the fourteenth aspect of the present invention, it is possible to obtain a disk loading device of higher performance capable of appropriately suppressing the generation of high acceleration in the insertion and ejection operations of the tray holding the disk.

According to the fifteenth aspect of the present invention, the disc loading device having good stability, which can properly restrain the disc to the tray according to the acceleration in the inserting and ejecting operations of the tray holding the disc. Can be obtained.

According to the sixteenth aspect of the present invention, a disc loading apparatus having a better stability, which is capable of accurately restraining the disc in the tray according to the acceleration in the insertion and ejection operations of the tray holding the disc. Obtainable.

According to the seventeenth invention, there is provided a disc loading device having a better stability, which can properly restrain the disc in the tray according to the acceleration in the inserting and ejecting operations of the tray holding the disc. Obtainable.

According to the eighteenth aspect of the present invention, a disc loading device having further excellent stability capable of accurately restraining the disc in the tray according to the acceleration in the insertion and ejection operations of the tray holding the disc. Obtainable.

According to the nineteenth aspect of the present invention, the disc loading apparatus having a better stability, which can properly restrain the disc in the tray according to the acceleration in the inserting and ejecting operations of the tray holding the disc. Can be obtained.

According to the twentieth aspect of the present invention, it is possible to obtain a disc loading method capable of achieving a good operability, in which the user can perform the insertion speed and the ejection speed of the tray holding the disc at a speed desired by the user.

According to the twenty-first aspect of the invention, it is possible to obtain a disc loading method capable of achieving a better operability, in which the user can perform the insertion speed and the ejection speed of the tray holding the disc at a speed desired by the user.

According to the twenty-second aspect of the present invention, it is possible to obtain a disc loading method capable of achieving a better operability in which the user can perform the insertion speed and the ejection speed of the tray holding the disc at a desired speed.

According to the twenty-third aspect of the present invention, it is possible to obtain a disc loading method which allows the user to carry out the insertion speed and the ejection speed of the tray holding the disc at a speed desired by the user, and which can achieve better operability.

According to the twenty-fourth aspect of the present invention, it is possible to obtain a disc loading method capable of achieving a better operability by allowing the user to carry out the insertion speed and the ejection speed of the tray holding the disc at a desired speed. .

[Brief description of drawings]

FIG. 1 is an operation block diagram showing a first embodiment of the present invention.

FIG. 2 is a diagram showing a relationship between a current passed through a motor and a rotation speed of the motor in the first embodiment of the present invention.

FIG. 3 is an operation panel diagram of the optical disk device showing the first embodiment of the present invention.

FIG. 4 is a circuit diagram of a speed instruction switch showing the first embodiment of the present invention.

FIG. 5 is an operation block diagram showing a second embodiment of the present invention.

FIG. 6 is an operation panel diagram of the optical disk device showing the second embodiment of the present invention.

FIG. 7 is a circuit block diagram of a touch sensor according to a second embodiment of the present invention.

FIG. 8 is an operation block diagram showing a third embodiment of the present invention.

FIG. 9 is a motor drive current value switching diagram showing a third embodiment of the present invention.

FIG. 10 is a tray structure diagram showing a fourth embodiment of the present invention.

FIG. 11 is an operation explanatory view of the tray showing the fourth embodiment of the present invention.

FIG. 12 is a tray structure diagram showing a fifth embodiment of the present invention.

FIG. 13 is a structural diagram of a tray which is moving at high acceleration according to a fifth embodiment of the present invention.

FIG. 14 is a perspective view of a restraint member showing Embodiment 5 of the present invention.

FIG. 15 is an external view of a conventional optical disc device.

FIG. 16 is an operation block diagram of a conventional optical disc device.

[Explanation of symbols]

1 optical disk device, 2 trays, 3 tray panel,
4 optical disk, 5 insertion / ejection instruction switch, 6 control circuit,
7 Motor drive circuit, 8 Motor, 9 Insertion completion detection switch, 10 Ejection completion detection switch, 11 Insertion speed instruction switch 12 Ejection speed instruction switch, 13 Motor drive control circuit, 14 Motor drive circuit, 17 Insertion speed instruction switch, 18 Ejection Speed instruction switch, 19 multi-pole switch, 20 variable resistor, 21 insertion and ejection speed instruction switch,
25 touch sensor a, 26 touch sensor b, 27
Touch sensor c, 34/36 groove, 35/37 elastic body, 38/39/40/41 restraint member.

Claims (24)

[Claims] 1. A device provided with a tray for holding a disc and a device for moving the tray, wherein at least one of an insertion speed and an ejection speed of the tray is arbitrarily set. Disk loading device. 2. A tray comprising a tray for holding a disk and an electric means for moving the tray by a motor, wherein means for setting at least one of the tray insertion speed and the ejection speed is provided. Disk loading device characterized by. 3. A tray for holding a disk, a motor drive circuit for driving a motor for moving the tray, a control circuit for controlling the operation of the motor drive circuit, and an instruction switch for giving an instruction to the control circuit. Insertion completion detection switch for detecting completion of insertion of the tray, ejection completion detection switch for detecting completion of ejection of the tray, motor drive current control circuit for controlling motor drive current of the motor drive circuit, and motor drive control An insertion speed instruction switch for instructing a tray insertion speed to the circuit and an ejection speed instruction switch for instructing the tray ejection speed to the motor drive control circuit are provided, and the tray insertion speed and the ejection speed are arbitrarily set. A disk loading device characterized by being settable. 4. The disc according to claim 1, wherein the means for arbitrarily setting the tray insertion speed and the tray ejection speed comprises a plurality of preset switches. Loading device. 5. A multi-pole switch capable of arbitrarily setting a tray insertion speed and a tray discharge speed has a plurality of contacts to which resistors having different resistance values are connected, and the output voltage can be selected by the resistors. 4. The disk loading device according to claim 1, further comprising: 6. The disk according to claim 1, wherein the means for arbitrarily setting the tray insertion speed and the tray ejection speed comprises a preset variable resistor. Loading device. 7. The means capable of arbitrarily setting the tray insertion speed and the tray discharge speed each comprises a variable resistor capable of continuously changing the division ratio of the voltage applied across the tray and changing the output voltage. The disk loading device according to any one of claims 1 to 3. 8. A means for designating a tray insertion speed and a discharge speed and for instructing the start of tray insertion or discharge is provided on a panel located on the front surface of the tray. Item 8. The disc loading device according to any one of items 7. 9. An operation panel provided with a tray panel for inserting and ejecting a tray, which is provided on the operation panel to specify an insertion speed and an ejection speed of the tray and to start insertion or ejection of the tray. An instruction means for instructing is provided, and the instructing means issues an instruction to start the insertion or the ejection of the tray according to the designation of the tray insertion speed and the ejection speed.
The disk loading device according to claim 7. 10. The device according to claim 1, wherein the means for designating the tray insertion speed and the tray ejection speed and for instructing the start of the tray insertion or tray ejection comprises a plurality of touch switches. The disk loading device according to any one of claims. 11. The means for designating the tray insertion speed and the ejection speed and for instructing the start of the tray insertion or ejection includes a plurality of touch sensors provided on a tray panel for inserting and ejecting the tray. Touch part,
10. A touch detection unit provided corresponding to each of the touch units.
The disk loading device according to any one of 1. 12. A disk loading device comprising a tray for holding a disk and means for moving the tray, wherein acceleration and deceleration control is performed with respect to the tray insertion speed and ejection speed. 13. A tray comprising a tray for holding a disc and a means for moving the tray, wherein means for setting at least one of the tray insertion speed and the tray ejection speed is provided and the tray 12. Acceleration control and deceleration control are performed with respect to the insertion speed and the ejection speed.
The disk loading device according to any one of 1. 14. The tray insertion speed and the ejection speed are controlled so that the speed immediately after the start and immediately before the end of the tray insertion and ejection operation is controlled to be low. The described disc loading device. 15. A tray comprising a tray for holding a disc and means for moving the tray, wherein means for restraining the movement of the disc on the tray is provided according to the acceleration generated when the tray is inserted and ejected. A disk loading device characterized in that 16. A device comprising a tray for holding a disc and a means for moving the tray, wherein at least one of the tray insertion speed and the ejection speed is arbitrarily set, and the tray of the tray is provided. The disc loading device according to any one of claims 1 to 14, further comprising means for restraining the movement of the disc on the tray according to the acceleration generated at the time of insertion and ejection. 17. A groove is provided on a tray, and an elastic body is embedded in the groove. The inertial force of the disk on the tray generated in proportion to the acceleration causes the disk to enter the elastic body, and the groove causes 15. The method according to claim 1, wherein the movement of the disk is restrained.
The disk loading device according to any one of 1. 18. The disc loading device according to claim 15, further comprising means for restraining the disc by moving with an inertial force generated in proportion to acceleration. 19. The disc according to claim 15 or 16, wherein a restraint member having a weight portion and a restraint portion for restraining the disc is provided, and the disc is restrained according to acceleration. Loading device. 20. When the tray holding a disc is inserted or ejected by the moving means, the steps of selecting the tray insertion or ejection and instructing the operation of the moving means, and the moving speed of the tray moving means are described. And a step of setting the disk loading method. 21. When the tray holding a disc is inserted or ejected by a moving means, a step of instructing an operation of the moving means, a step of selecting insertion or ejection of the tray, and a moving means of the tray are used. And a step of setting a moving speed. 22. When the moving means inserts or ejects a tray holding a disc, a step of instructing the operation of the moving means, and a step of detecting the state of the tray and selecting insertion or ejection of the tray And a step of setting a moving speed of the tray moving means. 23. The disc loading method according to claim 20, wherein acceleration control and deceleration control are performed for the tray insertion speed and the tray discharge speed. 24. The disc loading method according to claim 20, further comprising the step of restraining the movement of the disc on the tray in accordance with the acceleration generated when the tray is inserted and ejected. .