JPH06305166A - Reader writer device - Google Patents

Abstract

PURPOSE:To enhance workability by facilitating disassembling work at a time of maintenance or jamming such as cleaning or replacement. CONSTITUTION:A machine frame 20 loaded with a feed mechanism 12 reciprocally feeding a card C is divided into upper and lower parts across a feed path and the upper divided machine frame 20A is connected to the lower divided machine frame 20B in a tiltable manner through a support shaft 21. The upper divided machine frame 20A is loaded with a reading head reading the data on the card C, a recording head provided so as to be able to advance and retreat with respect to a platen 7 and energized by an energizing mechanism 40 to record data on the card C, a drive mechanism 50 allowing the recording head to retreat against energizing force at a time of the non-recording of the recording mechanism and a sensor 10 detecting the card C on the feed path in order to control the feed mechanism 12. The lower divided machine frame 2B is loaded with the belt transmission mechanisms 13a, 13b, 13c, 13d of the feed mechanism 12 and the belt transmission mechanisms 13a, 13b, 13d are provided in the lower divided machine frame 20B.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a reader / writer device, and more particularly to a reader / writer device for reciprocally transporting paper sheets such as cards, and reading and recording information on the paper sheets.

[0002]

2. Description of the Related Art As a reader / writer device of this type, for example, as shown in FIG. 4, there is a device for reading and recording information on a card C as a paper sheet. This card C
Is capable of recording information such as a Carla code. For example, point cards, media cards, gift cards, ID cards, program cards, R
It can be used as an OM card, a tally recording card for vending machines, etc.

Conventionally, as shown in FIG. 5, this reader / writer device has a card C inserted from an entrance / exit 1 of the card C.
A belt transport mechanism (not shown) rotationally drives the roller 3 to transport the card C in a reciprocating manner, a reading head 4 for reading the information displayed on the card C, and a link 5 which is swingably supported. The recording head 8 which is biased by the spring 6 and pressed by the platen 7 to record information on the card C, and the link 5 is retracted against the biasing force of the spring 6 when the recording head 8 is not recording, and the recording head 8 is moved to the platen. Drive mechanism 9 having an eccentric cam 9a which is separated from
A sensor 10 for detecting the card C on the transport path for controlling the transport mechanism 2 and the like; and a machine frame 11 on which the transport mechanism 2, the read head 4, the recording head 8, the drive mechanism 9 and the sensor 10 are mounted. I have it.

In such a reader / writer device,
Since the reading head 4 and the recording head 8 come into contact with the card C, the reading head 4 and the recording head 8 are contaminated or scratched. Therefore, maintenance such as cleaning and replacement is performed relatively frequently by disassembling each part. Further, even when the card C is jammed, the card C is pulled out by disassembling each part.

[0005]

By the way, in the conventional reader / writer device, it cannot be said that the respective devices are mounted neatly in the machine frame. Therefore, cleaning and replacement of the respective devices are performed. There is a problem that the disassembling work at the time of maintenance and jamming is complicated and the workability is poor.

The present invention has been made in view of the above problems, and an object thereof is to facilitate disassembly work for maintenance such as cleaning and replacement, and for jamming, thereby improving workability.

[0007]

SUMMARY OF THE INVENTION The technical means of the present invention for solving the above-mentioned problems is to provide a conveying mechanism for rotatably driving a roller by a belt transmission mechanism to convey a sheet back and forth, and a sheet feeding mechanism. A read head for reading the displayed information,
A recording head that is provided so as to be capable of advancing and retracting with respect to a platen and that is configured to record information on a paper sheet; a drive mechanism that retracts the recording head against the biasing force when the recording head is not recording; In a reader / writer device equipped with a sensor for detecting paper sheets on a transport path for controlling the transport path and a machine frame equipped with the transport mechanism, the read head, the recording head, the drive mechanism and the sensor, the machine frame is transported. It is divided into two parts up and down with the road as a boundary, and one of the divided machine frames is tiltably connected to the other divided machine frame, and a sensor is mounted on one of the divided machine frames and the other divided machine frame is mounted. The belt transmission mechanism of the transport mechanism is mounted on the above, and all or part of the belt transmission mechanism is provided inside the other split machine frame.

[0008]

According to the reader / writer device having such a structure, when the reader / writer device is assembled, the sensor is mounted on one of the divided machine frames, and the belt transmission mechanism of the transport mechanism is mounted on the other divided machine frame. Mount. In this case, since the sensor and the belt transmission mechanism are attached to separate dividing machine frames, the assembling is performed collectively.

Further, at the time of maintenance such as cleaning or replacement of the reading head or the recording head, or at the time of jamming paper sheets, one of the divided machine frames is divided from the other machine frame. Tilt. This allows
Since the conveyance path is exposed, maintenance of devices such as a read head and a recording head can be easily performed, and paper sheets can be easily extracted.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS A reader / writer device according to an embodiment of the present invention will be described below with reference to the accompanying drawings. The reader / writer device according to this embodiment reads and records information on the card C as a paper sheet, as described above. The same components as those described above will be designated by the same reference numerals.

As shown in FIGS. 1 to 4, in the reader / writer device according to the embodiment, 12 is an entrance / exit 1 of a card C.
A transport mechanism for reciprocally transporting the card C inserted from 4
Is a read head for reading the information displayed on the card C, 8
Is a recording head for recording information on the card C, and 10 is a plurality of photoelectric sensors for detecting the card C on the conveying path for controlling the conveying mechanism 12 and the like.

Reference numeral 20 denotes a machine frame on which the transport mechanism 12, the read head 4, the recording head 8 and the sensor 10 are mounted. This machine frame 20 is vertically separated with the transport path as a boundary.
It is divided, and one upper divided machine frame 20A that is divided is joined to the other lower divided machine frame 20B in a tiltable manner. That is, the end of the upper dividing machine frame 20A is connected to the lower dividing machine frame 20B.
Is rotatably supported by a support shaft 21 at the end of the carrier, and the transport path can be opened and closed. 22 is the upper split machine frame 20A when tilting
Is a holding plate for holding the lower split machine frame 20B in an open state, and is pivotally supported near the support shaft 21 of the upper split machine frame 20A. The upper plate frame 20 is attached to the holding plate 22.
An L-shaped penetrating cutout 24 is formed which swings the pin 23 protruding from the lower split machine frame 20B when the A is rotated and engages with the pin 23 when tilted.

Reference numeral 25 denotes a lock device that releasably locks the upper and lower machine casings 20 when the upper and lower machine casings 20 are joined, and is rotatably provided at the other end of the upper divided machine casing 20A by operating a lever 26. It is composed of a hook 27, a pin 28 provided at the other end of the lower split machine frame 20B with which the hook 27 is engaged, and a spring 29 for constantly biasing the hook 27 in the engaging direction. The hooks 27 and the pins 28 are provided on the left and right sides of the machine frame 20, and the hooks 27 are connected to each other by a rotation fulcrum shaft 29a so as to move together.

The transport mechanism 12 is provided with a pair of rollers 13 which are vertically arranged to roll with each other and reciprocally transport with the card C on the transport path interposed therebetween. The upper roller 13 is mounted on the upper split machine frame 20A. The lower roller 13 is rotatably provided.
Is rotatably provided on the lower split machine frame 20B. Thirteen
Reference numerals a, 13b, 13c and 13d denote belt transmission mechanisms that drive the lower roller 13 to rotate the set of rollers 13, and are collectively mounted on the lower split machine frame 20B. Reference numeral 14 denotes an electric motor which is mounted on the lower split machine frame 20B and is a drive source of the belt transmission mechanisms 13a, 13b, 13c, 13d. Also, some of the belt transmission mechanisms 13a, 1
3b and 13d are provided inside the lower split machine frame 20B. The other belt transmission mechanism 13c is provided outside the lower split machine frame 20B. The belt transmission mechanism 13c also transmits rotation to the platen 7.

The reading head 4 is provided in the upper split machine frame 20A downstream of the entrance / exit 1 so that the reading section is exposed in the transport path. Further, the recording head 8 is a thermal head which is provided downstream of the reading head 4 so as to be capable of advancing and retreating with respect to the platen 7 on the conveying path and which records information on the card C when advancing. The recording head 8 is held by a holder 30. The holder 30 is supported by a support member 31 installed on the upper split machine frame 20A so as to be vertically movable in a straight line.

Reference numeral 40 denotes an urging mechanism for constantly urging the holder 30 toward the platen 7 so that the recording head 8 is pressed against the platen 7. The urging mechanism 40 includes a pair of pressing rollers 41 for pressing the upper surface of the holder 30 of the recording head 8.
A shaft 42 on which the pressing roller 41 is axially supported, and a pair of coil springs 43 that are installed between both ends of the shaft 42 and the upper split machine frame 20A to constantly urge the holder 30 toward the platen 7. It is equipped with. The shaft 42 is positioned at two positions: a pressing position A where the holder 30 is pressed by the pressing roller 41, and a separation position B where the pressing roller 41 is detached and moved to the support 31 side.

Reference numeral 50 is a drive mechanism for retracting the recording head 8 against the urging force of the urging mechanism 40. This drive mechanism 5
0 is provided in the upper split machine frame 20A, and is a link that swings about the fulcrum 53 by an input to the force point 54 and moves the recording head 8 forward and backward with respect to the platen 7 via the holder 30 at the action point 52. Have 51.

In the drive mechanism 50, reference numeral 55 is an eccentric cam which is rotationally driven by the geared motor 56 via the transmission gear train 57 and the shaft 58 and abuts on the force point 54 of the link 51 for input. That is, at the time of recording, the recording head 8 is advanced to the platen 7 via the holder 30 by the biasing force of the coil spring 43 to perform recording, and at the time of non-recording,
By pressing the eccentric cam 55 against the force point 54 of the link 51,
The link 51 is rotated against the biasing force of the coil spring 43, so that the recording head 8 is moved through the holder 30.
The card C is moved backward so that the card C can be conveyed.

The plurality of sensors 10 are the upper split machine frame 20.
They are mounted in line at a required position on one side edge of A.
The wiring of the sensor 10 is collected on the upper split machine frame 20A side. Reference numeral 19 in FIG. 4 is a control unit that performs information processing of the card C, control of each unit, and the like.

Therefore, when assembling the reader / writer device according to this embodiment, the roller 13, the read head 4, the recording head 8, the urging mechanism 40, and the driving mechanism 50 of the transport mechanism 12 are started on the upper split machine frame 20A. The required device is mounted and the sensor 10 is mounted. On the other hand, the lower split machine frame 20B is assembled with required devices such as the rollers 13 of the transport mechanism 12, and the belt transmission mechanisms 13a, 13
b, 13c, 13d are mounted. In this case, since the sensors 10 are integrated in the upper split machine frame 20A, the wiring can be integrated, and accordingly, the assembly is facilitated. Further, since the belt transmission mechanisms 13a, 13b, 13c, 13d of the transport mechanism 12 are mounted on the lower split machine frame 20B, belt hanging and the like can be collectively performed, and accordingly, the assembly is facilitated. In the assembled state, some of the belt transmission mechanisms 13a, 13a
Since b and 13d are provided inside the lower split machine frame 20B, the movable parts are hidden, and even if wiring is provided on the outside, there is no problem such as biting the wire, so space is effectively secured. To be done. It is also preferable from the viewpoint of safety.

Next, when the card C is processed by the reader / writer device according to this embodiment, the card C is inserted from the entrance / exit 1. The inserted card C is transported by the transport mechanism 12 and first, the card C is loaded by the read head 4.
Information is read. Then, the recording head 8 conveys the necessary information to the recording head 8.

At the time of recording, the recording head 8 is advanced and pressed by the platen 7 via the holder 30 by the urging force of the coil spring 43 of the urging mechanism 40. When the recording by the recording head 8 is completed, the eccentric cam 55 of the drive mechanism 50 presses the force point 54 of the link 51, and this pressing causes the link 51 to the coil spring 43 of the biasing mechanism 40.
The holder 3 is rotated against the urging force of the holder 3.
The recording head 8 is retracted via 0. Then, the card C is conveyed in the opposite direction by the conveying mechanism 12 and is ejected from the inlet / outlet 1.

For maintenance of equipment such as cleaning or replacing the read head 4 and the recording head 8, as shown in FIG. 2, first, the lever 26 of the lock device 25 is pushed to rotate the hook 27. The engagement with the pin 28 is released, and the upper split machine frame 20A is lifted. Then, when the holding plate 22 is turned to a predetermined position, the holding plate 22 is turned, the notch 24 is engaged with the pin 23, and the upper split machine frame 20A is held in the tilt position. As a result, the conveyance path is exposed and the read head 4 and the recording head 8 are exposed, so that maintenance of the device such as cleaning and replacement of the read head 4 and the recording head 8 is easily performed.

When replacing the recording head 8, as shown in FIG. 3, the roller of the urging mechanism 40 is rolled to move the shaft 42 from the pressing position A to the separating position B, and the holder 3 is moved.
0 is pulled out from the support 31. Then, after replacing the recording head 8, the holder 30 is inserted into the support 31 and the pressing roller 41 of the urging mechanism 40 is rolled to rotate the shaft 42.
Is moved from the separated position B to the holding position A. in this case,
Since the holder 30 of the recording head 8 moves linearly, it can be easily attached and detached, and the workability is improved accordingly.

Also, when the transport mechanism 12 is cleaned or repaired, the belt transmission mechanisms 13a, 13b, 13c, 1 are also used.
Since 3d is integrated in the lower dividing machine frame 20B, it is easier to do that. In addition, since the sensor 10 is also integrated in the upper dividing machine frame 20A, processing of the sensor 10 and wiring is easily performed. Further, since the conveyance path is exposed even when the card C is jammed, the card C can be easily removed.

Next, when a predetermined process such as maintenance is completed, the holding plate 22 is rotated to release the engagement of the notch 24 with the pin 23, and the upper splitting machine frame 20A is rotated to move downward. It is joined to the dividing machine frame 20B. This allows
The hook 27 of the locking device 25 engages with the pin 28 and is locked.

In this way, maintenance such as cleaning and replacement of each part can be easily performed only by tilting the upper splitting machine frame 20A, and the card C can be easily removed even when the card C is jammed. You can

Although a part of the belt transmission mechanism is provided in the lower split machine frame 20B in the above embodiment, the present invention is not limited to this, and the entire belt transmission mechanism is provided in the lower split machine frame 20B. It may be provided at any location and may be changed as appropriate. Although the recording head 8 is a thermal head, the recording head 8 is not limited to this and may be another type of head. Further, in the above-described embodiment, the read head 4 is provided on the upstream side and the recording head 8 is provided on the downstream side, but the present invention is not necessarily limited to this, and the reverse type may be used.

[0029]

As described above, according to the reader / writer device of the present invention, the machine frame is vertically divided into two parts with the conveyance path as a boundary, and one divided machine frame is divided into the other divided machine frame. Since it is tiltably connected to, it can be used for equipment maintenance such as cleaning or replacement of the read head or recording head, or
When removing the card when jamming the card, you can expose the transport path by tilting one of the divider frames and expose the read head, recording head, and other devices.
Therefore, the disassembling operation of the device is facilitated, and the processing such as cleaning and replacement can be easily performed without complicated disassembly as in the conventional case, and the workability can be greatly improved.

Further, since the sensor is mounted on one of the dividing machine frames and the belt transmission mechanism of the conveying mechanism is mounted on the other dividing machine frame, the sensor and the belt transmission mechanism can be integrated separately, Therefore, since the assembling can be performed collectively, the assembling can be easily performed. Further, it is possible to easily perform processing such as cleaning and replacement of the sensor and the belt transmission mechanism, and it is possible to greatly improve workability.

Furthermore, since all or part of the belt transmission mechanism is provided inside the dividing machine frame, the movable part is hidden, and the outer space can be effectively utilized and the safety is improved accordingly. There is an effect.

[Brief description of drawings]

FIG. 1 is a perspective view showing a reader / writer device according to an embodiment of the present invention in a tilted state.

FIG. 2 is a side view showing the operation of the reader / writer device according to the embodiment of the present invention.

FIG. 3 is a side sectional view showing a reader / writer device according to an embodiment of the present invention.

FIG. 4 is a perspective view showing an example of an external appearance of a reader / writer device to which the present invention is applied.

FIG. 5 is a cross-sectional view of essential parts showing an example of a conventional reader / writer device.

[Explanation of symbols]

 C card 1 entrance / exit 4 read head 8 recording head 10 sensor 12 transport mechanism 13 rollers 13a, 13b, 13c, 13d belt transmission mechanism 20 machine frame 20A upper split machine frame 20B lower split machine frame 21 spindle 22 holding plate 23 pin 24 Notch 25 Lock device 30 Holder 40 Energizing mechanism 50 Drive mechanism

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁵ Identification code Internal reference number FI technical display location B41J 29/02 9113-2C

Claims (1)

[Claims] 1. A conveyor mechanism for rotationally driving a roller by a belt transmission mechanism to reciprocally convey paper sheets, a reading head for reading information displayed on the paper sheets, and a biasing member provided so as to be movable back and forth with respect to a platen. A recording head for recording information on a paper sheet, a drive mechanism for retracting the recording head against the urging force when the recording head is not recording, and a paper sheet on a conveying path for controlling the conveying mechanism and the like. In a reader / writer device provided with a sensor for detecting types and a machine frame equipped with the above-mentioned transport mechanism, read head, recording head, drive mechanism, and sensor, the machine frame is divided into two parts vertically with a transport path as a boundary, While one of the dividing machine frames is connected to the other dividing machine frame in a tiltable manner, a sensor is mounted on one of the dividing machine frames, and a belt transmission mechanism of a transport mechanism is mounted on the other dividing machine frame, The belt A reader / writer device, wherein all or a part of the moving mechanism is provided inside the other divided machine frame.