JPH08143186A - Recording medium rolling device - Google Patents

Abstract

PURPOSE: To prevent the occurrence of jam and a skew and to improve accuracy of data processing by feeding a recording medium to a data processing part after wrinkles and bent occurring to the recording medium are straightened. CONSTITUTION: A recording medium 1 is reciprocated by first and second medium conveying parts 12 and 15 before the recording medium 1 is fed. In the outbound passage thereof, a first medium handling member 20 is brought into contact with the recording medium 1 and the surface of the recording medium 1 is handled and the handled part is rolled by press rollers 13 and 14. In an inbound passage, a second medium handling member 21 is brought into contact with the recording medium 1, the surface of the recording medium 1 is handled, the handled part is rolled by the press rollers 13 and 14. Thereafter, the first and second medium handling members 20 and 21 are moved aside from the recording medium 1, and in such a state that the press rollers 13 and 14, making a pair, are separated away from each other, the recording medium 1 is fed to a data processing part by first and second medium conveyance parts 12 and 15.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a recording medium rolling apparatus used for supplying a recording medium to an office machine having a data processing unit for recording and reproducing data.

[0002]

2. Description of the Related Art Conventionally, a printer, a ticket issuing machine, an image reading apparatus and the like have been known as office equipment having a data processing unit for recording and reproducing data. As recording media supplied to such office equipment, there are various types such as cut sheets, slips, and passbooks.

[0003]

When a recording medium having wrinkles or a bent tip is fed to a data processing section of office equipment, a jam or a skew occurs. Even if jamming or skewing does not occur, printing or image reading may be greatly affected. For this reason, the operator extends the recording medium and then supplies it to the office equipment, but the work is troublesome, and it is difficult to extend the recording medium satisfactorily.

[0004]

SUMMARY OF THE INVENTION According to the present invention, a recording medium conveying path for connecting an insertion port for inserting a recording medium and a data processing section, a drive roller, and a presser supported so as to be able to come into contact with and separate from the drive roller, respectively. Between the first and second medium transporting portions, which have a roller and are arranged in the recording medium transporting path and are arranged at a predetermined interval and are rotatable in the forward and reverse directions, and between the first and second medium transporting portions. Forward and reverse rotatable press rollers arranged in pairs and supported so as to be able to come into contact with and separate from each other, between the first medium conveying unit and the press roller, and between the second medium conveying unit and the press roller. Between the first and second medium handling members that are supported so as to be able to come into contact with and separate from the recording medium, a sensor that is arranged at a predetermined position of the recording medium conveyance path to detect the recording medium, and a sensor of this sensor. The first and second based on the detection signal Motor control means for controlling start / stop and rotation direction switching operation of a motor for driving the second medium transport unit and the press roller, and the first or second medium transport based on the detection signal of the sensor. First and second roller contacting / separating means for separating the pressing roller from the drive roller of the section, and press roller contacting / separating means for contacting / separating one of the press rollers with the other based on the detection signal of the sensor. And first and second medium handling member contacting / separating means for contacting / separating the first or second medium handling member with the recording medium on the basis of the detection signal of the sensor.

[0005]

According to the present invention, the recording medium is reciprocated between the first medium conveying section and the second medium conveying section before the recording medium is supplied, and the first medium handling member is recorded on the outward path. The first medium handling member is brought into contact with the medium to handle the recording medium, the treated portion is rolled by the press roller, and the second medium handling member is brought into contact with the recording medium on the return path to handle the second medium handling member. The recording medium is handled by a member, the treated portion is rolled by a press roller, and then the first and second medium handling members are retracted from the recording medium and the first and second press rollers are opened. The recording medium is supplied to the data processing section by the medium conveying section. In the process of rolling the recording medium, the operations of the first and second roller contacting / separating means, the press roller contacting / separating means, and the first and second medium handling member contacting / separating means are controlled based on the detection signal of the sensor. By doing so, even if the conveying direction of the recording medium is changed, the pressing roller, the press roller, or the first or second medium handling member of the first or second medium conveying section located on the advancing direction side is used as the recording medium. By retracting from the transport path, the rolling operation can be performed without giving resistance to the edge of the recording medium on the traveling direction side.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to the drawings. First, FIG. 3 shows an example of the recording medium 1. The recording medium 1 in this embodiment is a bankbook. That is, the recording medium 1 is formed by stacking a plurality of sheets 2 and closing the central portion 3 of each sheet 2. Each leaf 2
Has a printing section 4 for printing transaction data by a printer section (not shown) as a data processing section, and a scanner section (not shown) as a data processing section.
The page mark (bar code) 5 recognized by the above and the number of pages 6 visually confirmed by human eyes are attached.

Next, the structure of the recording medium conveying path 7 for conveying the recording medium 1 is shown in FIGS. The recording medium conveying path 7 is installed in an office machine (printer) including the printer section and the scanner section, which are not shown. The recording medium conveyance path 7 is formed by a guide plate 8 and a plurality of guide plates 9, 10, 11 which are arranged to face the guide plate 8 with a predetermined gap therebetween. In the recording medium conveying path 7, the first medium conveying portion 12 and the press rollers 13 and 14 paired with the first medium conveying portion 12 from the insertion port 7a toward the back.
And the second medium transport unit 15 are arranged with a predetermined gap. One press roller 14 has a built-in heat source such as a heater. The first medium carrying section 12 comprises a first driving roller 16 and a pressing roller 17 supported by the driving roller 16 so as to come into contact with and separate from the driving roller 16. The second medium carrying portion 15 is composed of a driving roller 18 and a pressing roller 19 which is supported by the driving roller 18 so as to come into contact with and separate from the driving roller 18.

Further, horizontally long first and second medium handling members 20 and 21 are rotatably supported between the guide plates 9 and 10 and between the guide plates 10 and 11, respectively. Further, a first sensor 22 is arranged between the first medium handling member 20 and the press roller 13, and a second sensor 2 is provided near the downstream side of the second medium transport unit 15.
3 are arranged. These sensors 22 and 23 output an ON detection signal when the recording medium 1 is optically detected.

The office equipment described above incorporates an electronic circuit 24 as shown in FIG. That is, the ROM 25 in which fixed data such as a program is written, the CPU 26 that executes the program of the ROM 25, and the RAM 27 that temporarily stores the variable data are connected. CPU2
The first and second sensors 22 and 23 are connected to 6. Further, the detection signals of these sensors 22 and 23 are used as a reference, and the first and second medium transport units 12 and 15 are used.
Of the motor 28 for driving the drive rollers 16 and 18 and the press roller 13 and the motor control means 29 for controlling the switching operation of the rotation direction, and the sensor 2.
First and second roller contact for bringing the pressing rollers 17, 19 into and out of contact with the drive rollers 16, 18 of the first or second medium transport units 12, 15 with reference to the detection signals of 2, 23. Separation means 30, 31 and the sensors 22, 23
Of the press roller 14 and the other of the press rollers 13, and the first or second of the detection signals of the sensors 22 and 23 as a reference. Medium handling member 20,
The CPU 26 includes the first and second medium handling member contacting / separating means 33, 34 for contacting and separating 21 with respect to the recording medium 1.
It is connected to the.

First and second roller contacting / separating means 30, 3
1, the press roller contacting / separating means 32 and the first and second medium handling member contacting / separating means 33, 34 respectively support members to be displaced (holding rollers 17, 19 and shafts of the press roller 14). It is realized by a drive unit such as a solenoid to which the bearing, the first and second medium handling members 20, 21) are connected, and a control circuit for controlling the operation of the drive unit.

With such a configuration, the rolling operation of the recording medium 1 will be described in the order shown in FIG. 1 with reference to the flowchart shown in FIG. FIG. 1A shows a state in which the recording medium 1 is not inserted in the recording medium conveying path 7. In step (represented by st. In FIG. 5) 1, the motor 28
When the recording medium 1 is inserted into the recording medium conveyance path 7 until the tip of the recording medium 1 reaches the first sensor 22 in the state in which the recording medium 1 is rotated normally, the first sensor 22 causes the recording medium 1 to move.
Is detected and turned on, and when this on state is recognized in step 2, in step 3, the pressing roller 17 of the first medium transport unit 12 is moved to the recording medium 1 by the operation of the first roller contacting / separating means 30. Pressed. As a result, the recording medium 1 is transported to the second medium transport unit 15 side by the first medium transport unit 12. In this process, the leading end of the recording medium 1 on the traveling direction side passes under the first and second medium handling members 20, 21, the press roller 14, and the pressing roller 19, which are retracted upward, respectively, and therefore does not receive any resistance. Be transported.

In this carrying process, in step 4, the condition of carrying the specified pulse (the condition in which the number of pulses for driving the motor 28 has reached the specified pulse since the first sensor 22 was turned on) is recognized. Then, in step 5, the first medium handling member 20 comes into contact with the recording medium 1 by the operation of the first medium handling member contacting / separating means 33, and FIG.
As shown in, the surface of the recording medium 1 is handled by the tip of the first medium handling member 20. Then, in step 6, since the press roller 14 is pressed against the recording medium 1 by the operation of the press roller contacting / separating means 32, the surface of the recording medium 1 handled by the first medium handling member 20 is pressed by the press rollers 13 and 14. It is rolled flat. In this embodiment, the press roller 14 can press the recording medium 1 while heating it with the heat source, and therefore the rolling action is extremely good.

When the right end of the recording medium 1 reaches the second sensor 23, in step 7, the second sensor 2
The state that 3 is turned on is recognized, and this on signal causes
In step 8, the pressing roller 19 of the second medium conveying unit 15 is pressed against the recording medium 1 by the operation of the second roller contacting / separating unit 31, and the recording medium 1 is transferred to the first and second medium conveying units 12 and 15. Is transported by. As shown in FIG. 1D, when the left end on the side opposite to the traveling direction of the recording medium 1 passes the first sensor 22, the state in which the first sensor 22 is turned off is recognized in step 9, By this OFF signal, in step 10, the pressing roller 17 of the first medium carrying unit 12 and the first medium handling member 20 are separated from the recording medium 1.

Next, in step 11, the second medium handling member 21 is brought into contact with the recording medium 1 by the operation of the second medium handling member contacting / separating means 34, and the rotation direction of the motor 28 is changed by the operation of the motor control means 29. Switch in the opposite direction. As a result, as shown in FIG.
Is conveyed to the insertion port 7a side (left side in the figure) of the recording medium conveyance path 7. During this conveyance process, the surface of the recording medium 1 is handled by the tip of the second medium handling member 21, and the handled portion is flatly rolled by the press rollers 13 and 14. In this process, since the first medium handling member 20 and the pressing roller 17 are separated from the recording medium 1, the left edge of the recording medium 1 on the traveling direction side is separated from the first medium handling member 20 and the pressing roller 17. It is transported without resistance.

When the right edge of the recording medium 1 conveyed to the left passes the first sensor 22, it is recognized in step 12 that the first sensor 22 is off. In step 13, the paper feed operation is started with reference to the signal output time. That is, the recording medium 1 is fed rightward toward the data processing unit, as shown in FIG. At the time of paper feeding, the recording medium 1 is sequentially delivered by the first and second medium transport units 12 and 15 to a downstream transport roller (not shown). The second medium handling member 21 is retracted above the recording medium transport path 7 until the transition to the paper feeding operation.

As described above, the recording medium 1 is supplied to the data processing section before the first and second medium conveying sections 12 and 15 are supplied.
The paper is conveyed back and forth once by means of which the first and second medium handling members 20 and 21 extend wrinkles and bent states, and further rolled by the press rollers 13 and 14, so that there is no jam or skew when feeding. It is possible to prevent the occurrence of lines and reliably execute data processing such as printing and reading of data.

[0017]

According to the present invention, the first and second medium conveying portions, each having a driving roller and a pressing roller, are arranged in the recording medium conveying path at a predetermined interval, and the first and second medium conveying portions are arranged. A pair of press rollers supported so as to be able to come into contact with and separate from each other is arranged between the medium conveyance units, and further, recording is performed between the first medium conveyance unit and the press rollers and between the second medium conveyance unit and the press rollers. First and second medium handling members that are supported so as to be able to come into contact with and separate from the medium are arranged, and the pressing roller, the press roller, and the first and second medium handling members of the first and second medium transport units are arranged. Since the contact / separation operation with respect to the recording medium and the start / stop and rotation direction switching operation of the conveyance system motor are controlled based on the detection signal of the sensor for detecting the conveyance position of the recording medium, the recording medium is supplied. Before the first medium transport section and the second medium The recording medium is reciprocally moved to and from the transport section, and the first medium handling member is brought into contact with the recording medium in the forward path, the recording medium is handled by the first medium handling member, and the handled portion is rolled by the press roller. Then, on the return path, the second medium handling member is brought into contact with the recording medium, the recording medium is handled by the second medium handling member, the treated portion is rolled by the press roller, and then the first and second mediums are rolled. The recording medium can be supplied to the data processing unit by the first and second medium conveying units with the handling member retracted from the recording medium and the pair of press rollers opened. In the process of rolling the recording medium, the operations of the first and second roller contacting / separating means, the press roller contacting / separating means, and the first and second medium handling member contacting / separating means are controlled based on the detection signal of the sensor. Thus, even if the recording medium conveyance direction changes, the pressing roller, the press roller, or the first or second medium handling member of the first or second medium conveyance unit located on the advancing direction side conveys the recording medium. By retracting from the path, the rolling operation can be performed without giving resistance to the edge of the recording medium on the traveling direction side. Therefore, it is possible to prevent the occurrence of jamming and skewing when feeding the recording medium, and it is possible to enhance the reliability of data processing.

[Brief description of drawings]

FIG. 1 is an explanatory diagram showing a rolling operation of a recording medium in an embodiment of the present invention in the order of conveyance progress.

FIG. 2 is a perspective view showing a structure of a recording medium conveyance path and its periphery.

FIG. 3 is a perspective view showing an example of a recording medium.

FIG. 4 is a block diagram showing an electronic circuit.

FIG. 5 is a flowchart showing a flow of a rolling operation of a recording medium.

[Explanation of symbols]

 1 Recording Medium 7 Recording Medium Conveying Path 7a Insertion Port 12 First Medium Conveying Section 13,14 Press Roller 15 Second Medium Conveying Section 16,18 Driving Roller 17,19 Pressing Roller 20 First Medium Handling Member 21 Second Media handling member 22, 23 sensor 28 motor 29 motor control means 30 first roller contacting / separating means 31 second roller contacting / separating means 32 press roller contacting / separating means 33 first medium handling member contacting / separating means 34 second Media handling member contacting / separating means

Claims (1)

[Claims] 1. A recording medium conveying path connecting an insertion port for inserting a recording medium and a data processing section, a driving roller and a pressing roller supported so as to be capable of coming into contact with and separated from the driving roller, respectively. Forward and reverse rotatable first and second medium transporting sections arranged at a predetermined interval in the medium transporting path, and a pair of the first and second medium transporting sections arranged to each other. Forward and reverse rotatable press rollers supported so that they can come into contact with and separate from each other, and the recording medium between the first medium transport unit and the press roller and between the second medium transport unit and the press roller. First and second medium handling members that are supported so that they can come into contact with and separate from each other, and a sensor that is arranged at a predetermined position of the recording medium conveyance path and that detects the recording medium,
The detection signal of the sensor and the motor control means for controlling the start and stop of the motor that drives the first and second medium conveying units and the press roller and the switching operation of the rotation direction on the basis of the detection signal of this sensor, As a reference, one of the first and second roller contacting / separating means for separating the pressing roller from the drive roller of the first or the second medium conveying unit, and one of the press roller based on the detection signal of the sensor is used. Press roller contacting / separating means for contacting / separating with respect to the other, and first and second medium handling member contacting means for contacting / separating the first or second medium handling member with the recording medium on the basis of the detection signal of the sensor. Separating means, the recording medium is reciprocated by the first medium transporting section and the second medium transporting section before the recording medium is supplied to the data processing section, Contacts the recording medium with the first medium handling member, handles the recording medium with the first medium handling member, rolls the treated portion with the press roller, and returns the second medium handling member on the return path. Is contacted with the recording medium, the recording medium is handled by the second medium handling member, the treated portion is rolled by the press roller, and then the first and second medium handling members are retracted from the recording medium. The recording medium rolling device, wherein the recording medium is supplied to the data processing unit by the first and second medium conveying units while the pair of press rollers are separated from each other.