JPH0981691A - Optical card carrying device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To carry a card in an excellent state without any dust at all times. SOLUTION: At the time of inserting the card, by detecting the insertion of an optical card C by a first detection sensor 13 and activating a driving motor, a driving roller 19 and a follower roller 20 are rotated and the optical card C is carried. Also, a ratchet plate 26 is rotated as well, a cleaner part 25 is fixed and the optical card C is cleaned by the cleaner part 25 and carried to a card holder 30. When the rear end part in an insertion direction of the optical card C is detected by a second detection sensor 14, the driving motor is stopped and recording or reproduction is performed by an optical head 38. At the time of ejecting the card, the rear end part in an ejection direction of the optical card C is detected by the second detection sensor 14 and the optical card C is turned to a standby state. In the case of reloading it, the insertion of the optical card C is detected by the second detection sensor 14 and the optical card C is cleaned through the cleaner part 25 and carried again.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an optical card carrier having a cleaner built therein.

[0002]

2. Description of the Related Art FIG. 5 is a block diagram of a conventional embodiment in which a cleaner as a recording medium cleaning means is built in an optical card transport device, and an optical card C inserted from an insertion opening 1a provided in a housing 1. A rotary brush 2 and a pinch roller 3 are attached to the housing 1 so as to sandwich the pinch roller. Further, inside the housing 1, a rotatable drive pulley 4, a pulley 5,
A conveyor belt 7 movable by means of 6 is provided. Above the conveyor belt 7, a card guide portion 8 for guiding the carry-in of the optical card C, and an optical head 9 for recording and reproducing the optical card C are provided.
Is provided.

When the optical card C is inserted through the insertion slot 1a,
The rotating brush 2 rotates in the direction in which the optical card C is conveyed inside the housing 1, and the optical card C is pushed while being sandwiched between the rotating brush 2 and the pinch roller 3. When the tip of the optical card C reaches the position of the pulley 5, the drive pulley 4 starts to rotate, and the conveyor belt 7 moves via the drive pulley 4, the pulleys 5 and 6. When the conveyor belt 7 moves, the optical card C is conveyed to the position of the optical head 9 along the card guide portion 8, and the optical head 9 performs recording or reproduction on the optical card C. After recording or reproducing, the drive pulley 4 rotates in the reverse direction, the conveyor belt 7 moves in the direction to carry out the optical card C, and the optical card C passes through between the rotating brush 2 and the pinch roller 3 again and is separated from the pulley 5. Will be delivered to the designated position.

[0004]

However, in the above-mentioned conventional example, when the optical card C is reinserted and the reloading operation is performed, the tip of the optical card C is near the pulley 5 and the rotating brush 2 and the pinch roller. Since the optical card C is stopped in the state of being sandwiched by the optical discs 3, the optical card C is conveyed to the position of the optical head 9 without cleaning the tip portion of the optical card C when the optical card C is inserted again. Further, the rotating brush 2 that collects the dust adhering to the optical card C has a problem that the rotating brush 2 is reversely rotated when the optical card C is carried out, so that the dust is dropped onto the optical card C again. .

The object of the present invention is to solve the above problems,
An object of the present invention is to provide an optical card transporting device which is capable of transporting a card in a good condition without dust even if the reloading operation is performed so that the card surface is always cleaned.

[0006]

In order to achieve the above object, an optical card carrier according to the present invention comprises a carrier section for carrying an optical card from an insertion slot through a cleaner section, and a recording surface of the optical card. In an optical card transport device including an optical head for recording and reproducing and a mounting table on which the optical card is mounted and moves relative to the optical head, an optical card at the time of insertion near the insertion port is provided. A first detector for detecting is provided, and a second detector for detecting the optical card at the time of passage and insertion is provided inside the device from the first detector, and the first detector and the second detector are provided. The drive roller is disposed between the second detector and the detector, and the cleaner portion is disposed between the second detector and the mounting table.

The optical card carrier having the above-mentioned structure is
The first detector detects the tip of the optical card in the insertion direction, the driving roller conveys the optical card through the cleaner, and the second detector detects the rear of the optical card in the ejection direction after recording and reproduction. The end portion is detected, the drive roller is stopped, and when the optical card is detected by the second detector during reloading, the optical card is conveyed via the cleaner portion.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail with reference to the embodiments shown in FIGS. FIG. 1 is a plan view of an embodiment,
FIG. 2 is a sectional view. As shown in FIG. 1, a first detection sensor 13 and a second detection sensor 14 are attached to a guide portion 12 provided with a groove that regulates the width direction when inserting the optical card C. . Between the first and second detection sensors 13 and 14, as shown in FIG. 2, there are a driving roller 19 and a driven roller 20 each having pulleys 15 and 16 at the center and gears 17 and 18 at the periphery. The optical card C is rotatably held by the guide portion 12 with a gap enough to hold the optical card C. Further, a drive motor 21 is engaged with the drive roller 19 via an adjustable reduction gear,
The rotation of the drive roller 19 by the drive motor 21 can be transmitted to the driven roller 20 in the opposite direction by the gears 17 and 18 meshing with each other.

Further, as shown in FIG.
Behind the driven roller 20, the pulley 2 is provided at the center.
2. Sub-roller 2 equipped with rotary indexing gear 23
4. A cleaner portion 25 having a cloth-made cleaning cloth wound around a cylindrical roller is provided so as to face each other, and a ratchet plate 26 is provided between the sub roller 24 and the cleaner portion 25.
Is provided. Further, the pulley 15 and the pulley 22 are engaged with each other by a belt 27 so that they can rotate in the same direction. Further, as shown in FIG. 1, elastic members 28 such as leaf springs supported by the guide portion 12 are provided at both ends of the cleaner portion 25 so that the card surface is appropriately pressed.

When the ratchet plate 26 comes into contact with the rotary indexing gear 23, a sliding member such as a fluorine member is sandwiched between the pulley 22 and the sub-roller 24 with an appropriate pressing force so that the ratchet plate 26 will idle. Therefore, the cleaner portion 25 is fixed by idling only when the card is loaded.

Behind the sub-roller 24 and the cleaner portion 25, a guide shaft 29a supported by a main body base (not shown) along a direction Y perpendicular to the inserting direction X of the optical card C shown in FIG. 29b is provided. Further, a card holder 30 is supported so as to be capable of reciprocating along the guide shafts 29a and 29b. The card holder 30 positions and holds the optical card C, and holds the optical card C in the direction Y. It is designed to move along. Further, as shown in FIG. 1, the card holder 30 is provided with a loading / unloading position sensor 31 for detecting that the card holder 30 has moved to the loading / unloading position.

Card holding plates 30a and 30b shown in FIG. 1 are provided on both sides of the card holder 30 so as to fit the width of the optical card C along the position of the guide portion 12, and the card holding plate 30a is further provided. 2 is provided with a cutout portion 30c at the substantially central portion as shown in FIG.

A holder roller 33 provided with a pulley 32 is supported by the guide portion 12 so as to enter the notch 30c shown in FIG. 2, and the clearance between the holder roller 33 and the bottom surface of the card holder 30 is larger than the thickness of the optical card C. It is designed to be thin. The pulley 32 and the pulley 16 are engaged by a belt 34, and a shutter 35 is supported on the shaft of a holder roller 33 as shown in FIG. 1, and the movement of the shutter 35 is detected by a sensor 36. ing.

Further, as shown in FIG. 1, guide shafts 37a and 37b are supported by a head frame (not shown) engaged with a desired position of the main body base, and the optical card C is attached to these guide shafts 37a and 37b. The optical head 3 is arranged so that it can be reciprocated along the information track in the longitudinal direction of the optical head 3.
8 are supported.

FIG. 3 is an explanatory view when the card is inserted. When the optical card C is inserted along the groove of the guide portion 12, the first detection sensor 13 determines the presence or absence of the optical card C, and the detection signal is When obtained, the drive motor 21 is started via the CPU (not shown) or the like to rotate the drive roller 19. The rotation of the drive roller 19 in the direction of the arrow at this time is transmitted to the driven roller 20 via the gears 17 and 18, the drive roller 19 and the driven roller 20 rotate in the opposite direction, and the drive roller 19 and the driven roller 20 are rotated. The optical card C is sandwiched and conveyed inside.

Further, the sub roller 24 is rotated by the belt 27, and the ratchet plate 26 is rotated in the same direction A as the drive roller 19 as the sub roller 24 is rotated. When the ratchet plate 26 is brought into contact with the rotary indexing gear 23, the ratchet plate 26 slips and locks the rotary indexing gear 23 to fix the rotation of the cleaner portion 25.
The fixed cleaner portion 25 applies an appropriate pressing force to the optical card C by the elastic member 28.

In this way, the optical card C is sandwiched between the sub roller 24 and the cleaner portion 25, the upper surface of the optical card C is cleaned by the cleaner portion 25, and the optical card C is carried into the card holder 30 by the sub roller 24. Optical card C
When the optical card C reaches the position of the holder roller 33, the optical card C is continuously conveyed by the holder roller 33, and the optical card C
At the time when the rear end portion is detected by the second detection sensor 14, the loading / unloading position sensor 31 detects the number of rotations, and C
The drive motor 21 is stopped via the PU to stop the card holder 30.
Complete the delivery to. After the loading is completed, the optical head 38 scans the information track of the optical card C based on the CPU to perform recording or reproduction, and the eject operation of the optical card C is started.

FIG. 4 is an explanatory diagram of card ejection. When the loading / unloading position sensor 31 detects the ejection of the optical card C, the drive motor 21 is activated in the card ejecting direction, which is the reverse of loading. The ratchet plate 26 rotates in the direction B of the rotation direction of the optical card C, and the optical card C is ejected from the card holder 30 by the holder roller 33. Further, the optical card C passes through the sub roller 24, the driving roller 19 and the driven roller 20.
Is discharged by. When the second detection sensor 14 detects the rear end of the optical card C in the ejecting direction, the ejecting operation is stopped and the optical card C enters the standby state.

When the optical card C is again inserted and reloaded, when the optical card C is pushed in the insertion direction, the second detection sensor 14 detects the tip portion in the insertion direction, and when the optical card C is detected, it is driven. The motor 21 is restarted in the card loading direction, and the optical card C is transported as in the card loading. At this time, the recording / reproducing surface of the optical card C moves while abutting on the cleaner portion 25 in the rotation locked state from the beginning,
The dust on the upper surface of the optical card C is removed.

[0020]

As described above, in the optical card transport device according to the present invention, the first detector detects the leading end portion of the insertion direction of the optical card, and the drive roller causes the optical card to pass through the cleaner portion. The second detector detects the trailing end of the optical card in the ejecting direction at the time of ejection after recording and reproduction, and stops the driving roller, and at the time of reloading, the optical card is detected by the second detector. In this case, since the optical card is conveyed through the cleaner section, the cleaner section can clean the recording / reproducing surface of the optical card without having to take out the optical card once from the apparatus main body at the time of reloading.

[Brief description of drawings]

FIG. 1 is a plan view of an embodiment.

FIG. 2 is a sectional view.

FIG. 3 is an explanatory diagram when a card is inserted.

FIG. 4 is an explanatory diagram when a card is ejected.

FIG. 5 is a configuration diagram of a conventional example.

[Explanation of symbols]

 12 Card Guide 13 First Detection Sensor 14 Second Detection Sensor 19 Drive Roller 20 Driven Roller 21 Drive Motor 25 Cleaner 26 Ratchet Plate 30 Card Holder 31 Carry-in / out Position Sensor 33 Holder Roller 36 Sensor 38 Optical Head C Card

Claims (4)

[Claims] 1. A transport section for transporting an optical card from an insertion slot via a cleaner section, an optical head for recording and reproducing data on a recording surface of the optical card, and a relative portion for mounting the optical card on the optical head. In an optical card transporting device including a mounting table that moves dynamically, a first detector for detecting an optical card at the time of insertion is provided in the vicinity of the insertion port, and when a first detector passes inside the device. And a second detector for detecting the optical card at the time of insertion, the first detector and the second detector being provided.
An optical card transporting device, characterized in that a drive roller is arranged between the second detector and the detector, and a cleaner is arranged between the second detector and the mounting table. 2. The first detector detects the leading end portion of the optical card in the insertion direction, starts a drive motor, and rotates the drive roller in the insertion direction to convey the optical card to the mounting table. The optical card transport device according to claim 1, wherein the drive motor is stopped when the rear end of the optical card is detected by the second detector. 3. When the optical card is ejected, the second detector detects the rear end portion of the optical card in the ejection direction and stops the drive motor, and then the optical card is reactivated by the second detector. The optical card transport device according to claim 1, wherein the optical card is reloaded when detected by a detector. 4. The optical card transport device according to claim 3, wherein the reloaded optical card passes through the cleaner portion again.