JPH0825728A - Printer device - Google Patents

Abstract

(57) [Abstract] [Purpose] The purpose is to detect an error in the selection of the print paper size, an error in the setting position of the print paper, or an error such as diagonal insertion of the print paper. [Structure] The paper size detection sensor 4 detects the lateral width of the printing paper, the discrimination unit 9 discriminates the paper size based on the detection signal, and the comparison unit 10 discriminates the paper size and the document size storage unit 3 from the discrimination unit 9. The read document size is compared, and when the comparison result of the paper size and the document size does not match, or the detection signal input from the paper size detection sensor 4 in the error detection unit 5, the insertion position shift of the printing paper and the inclination of the insertion are detected. When a print paper insertion error is detected, the printer control unit 1 controls the paper suction / discharge mechanism unit 6 to discharge the print paper from the paper suction / discharge mechanism unit 6 and at the same time from the printer control unit 1. A signal is input to the warning unit 8, and the warning unit 8 warns of an error by displaying or sounding.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a printer device,
In particular, it relates to a printer device provided in a word processor, a personal computer or the like.

[0002]

2. Description of the Related Art A conventional word processor or a printer provided in a personal computer or the like selects a print sheet according to the size of a document to be printed, and a designated position displayed at a print sheet insertion opening for each print sheet size. I had set the printing paper on and printed.

[0003]

However, in the case where the setting position of the printing paper is incorrect, the selection of the printing paper size is wrong, or the printing paper is obliquely inserted, an error detecting means for inserting the printing paper is detected. Since the printer is not provided, the intended printing is not performed and the misprinting of the printing paper occurs, and the printing paper is wasted in some cases. In addition, there are problems such as blank ejection of the print head and paper jam, which causes a loss of working time and sometimes causes a printer device to malfunction due to paper jam. The present invention has been made in view of the above problems, and a printer is provided with a detection unit that detects an error at the time of inserting a print sheet, thereby making a mistake in selecting the print sheet size and setting the print sheet. It is an object of the present invention to detect an error in position or an error such as a skewed insertion of a printing paper to prevent wasteful working time and misprinting of the printing paper.

[0004]

According to a first aspect of the present invention, there is provided a printer device which detects a width of a printing paper and outputs a detection signal, and a paper size detected by the paper size detection sensor. A determination unit that determines
A storage unit that stores the document size of the printed document, a comparison unit that compares the paper size determined by the determination unit with the document size read from the storage unit, and a paper suction / discharge mechanism unit that suctions and discharges the print paper. And a printing mechanism section for printing on printing paper and a control section for controlling each section, and when the comparison result of the paper size and the document size is matched in the comparison section, the paper suction is performed by the control section. When the discharge mechanism unit and the print mechanism unit are controlled so that the print medium is sucked in by the paper suction and discharge mechanism unit and printed by the print mechanism unit, and the comparison result of the paper size and the document size does not match, the control unit And controlling the paper suction / discharge mechanism to discharge the print paper from the paper suction / discharge mechanism.

In the printer device of the second invention of the present application, an interface section is provided in the control section, and the document size data input through the interface section is stored in the storage section through the control section. Characterize. In the printer device of the third invention of the present application, the paper size detection sensor is composed of a plurality of sensors provided in the insertion slot of the printing paper, and a sensor for a reference point for detecting one end of the printing paper is arranged on one of the sensors. It is characterized in that a lateral width detecting sensor for detecting the other end of each printing paper is arranged side by side at a position separated from the reference point sensor by a predetermined distance.

In the printer device according to the fourth aspect of the present invention, the control unit is provided with an error detection unit for detecting the displacement of the insertion position and the inclination of the insertion of the printing paper according to the detection signal from the paper size detection sensor, and the error is detected. When the detection unit detects a printing paper insertion error, the control unit controls the paper suction / discharge mechanism unit to discharge the print paper from the paper suction / discharge mechanism unit. In the printer device of the fifth invention of the present application, a warning unit for warning an error is provided in the control unit, and when the comparison result of the paper size and the document size does not match, and when the error detection unit detects an error. The warning unit warns of an error with a display or a sound by a signal input from the control unit.

[0007]

According to the present invention, with the above-described structure, the width of the printing paper inserted into the insertion slot of the printing paper and the deviation of the insertion position of the printing paper or the inclination of the insertion are detected. The paper size is discriminated by the detection signal, the discriminated paper size is compared with the document size read from the storage unit in the comparison unit, and when the comparison result of the paper size and the document size is coincident, the control unit causes the paper suction and ejection mechanism unit to Also, the print mechanism is controlled so that the paper suction / discharge mechanism sucks the print paper and prints by the print mechanism, and if the comparison result of the paper size and the document size does not match, the control unit controls the paper suction / discharge mechanism. The control unit controls to eject the print sheet from the sheet suction / discharge mechanism section, and the warning section warns of the error by the signal output from the control section.

Further, an error detection unit for detecting the displacement of the insertion position and the inclination of the insertion of the printing paper is provided, and a sensor for detecting a reference point for detecting one end of the printing paper is arranged side by side in the insertion slot of the printing paper. The detection signal from the width detection sensor that detects the other end of each print sheet is input to the error detection section, and the error detection section determines the input state of the detection signal to determine the setting position of the print sheet and the skew of the print sheet. Upon detecting an insertion error, the control unit controls the paper suction / discharge mechanism unit to discharge the print paper from the paper suction / discharge mechanism unit, and the warning unit warns of the error by the signal output from the control unit. Therefore, it is possible to prevent misprinting of the printing paper by detecting an error in the selection of the printing paper size, an error in the setting position of the printing paper, an error such as an oblique insertion of the printing paper, and a waste of working time. It becomes possible not to get hurt.

[0009]

1 is a block diagram showing an embodiment of a printer apparatus according to the present invention. A command for selecting a document size to be printed is fetched from a word processor or a host computer such as a personal computer via the interface unit 2, and the size data of the printed document is stored in the document size storage unit 3 via the printer control unit 1. The paper size detection sensor 4 provided at the insertion port of the printing paper detects the lateral width of the inserted printing paper and inputs the detection signal to the discrimination unit 9 via the printer control unit 1, and the discrimination unit 9 inputs the detection signal. The paper size is determined from the detected signal, and the determined paper size is input to the comparison unit 10 via the printer control unit 1. The comparison unit 10 compares the size data of the print document read from the document size storage unit 3 via the printer control unit 1 with the paper size of the inserted print paper, inputs the comparison result to the printer control unit 1, The control unit 1 controls the paper suction / discharge mechanism unit 6 that sucks and discharges the printing paper and the printing mechanism unit 7 that prints on the printing paper according to the comparison result.

When the comparison result of the paper size and the document size is matched in the comparison unit 10, the printer control unit 1 controls the paper suction / discharge mechanism unit 6 and the printing mechanism unit 7 so that the paper suction / discharge mechanism unit 6 prints. The sheet is sucked and printed by the printing mechanism unit 7, and when the comparison result of the sheet size and the document size does not match, the inserted printing sheet is discharged from the sheet suction / discharge mechanism unit 6. If the comparison result of the paper size and the document size does not match, a signal is output from the printer control unit 1 and the warning unit 8
, And a warning is issued by the warning section 8 to notify the user of the insertion error of the printing paper by sound. Alternatively, the warning unit 8 may be provided with a display device to display an error on the display device. Alternatively, the error display and the sound notification may be performed together.

FIG. 2 is an explanatory view showing an arrangement example of the paper size detection sensor 4 of FIG. Insert slot for printing paper 1
A detection sensor for detecting a plurality of paper sizes inside the unit 5
The sensor mounting portion 14 is provided with a sensor mounting portion 14 which is provided with a sensor for a reference point that detects one end of the printing paper on one side, and is separated by a predetermined distance from the sensor for the reference point. Horizontally detecting sensors for detecting the other end of each printing paper are arranged side by side at different positions. As the detection sensor, for example, a combination of a light emitting part and a light receiving part is used, and when the print paper is blocked between the light emitting part and the light receiving part, the width of the paper size is detected to control the printer. It is input to the determination unit 9 via the unit 1, and the determination unit 9 determines the paper size.

The printing paper is inserted so that each printing paper is inserted in accordance with the mounting portion of the detection sensor for the reference point at the left end, and the detection sensor and the detection sensor are turned off.
Is ON, it is determined that the postcard has been inserted in the portrait orientation. If the detection sensors are OFF and the detection sensor and the detection sensor are ON, it is determined that the postcard has been inserted in the horizontal orientation. When the detection sensors are OFF and the detection sensors are ON, it is determined that the A4 printing paper is inserted, and when the detection sensors are all OFF, it is determined that the B4 printing paper is inserted. Therefore, by comparing the above determination result with the size data of the print document read from the document size storage unit 3, the comparison unit 10 can determine whether the intended print paper is supplied to the printer device.

The document size storage unit 3 stores the size of the left margin of the printing paper as data, and the printer control unit 1 reads the margin data and controls the printing mechanism unit 7 to print the designated margin. It is set on the paper and printed. An error detection unit 5 for detecting the displacement of the insertion position of the printing paper is provided and connected to the printer control unit 1, and the detection signals from the detection sensors are input to the error detection unit 5 via the printer control unit 1, and the detection sensor When an ON signal is input, the signal is output and input to the warning unit 8 via the printer control unit 1, and the warning unit 8 warns of the positional deviation of the print paper inserted in the insertion slot 15 to control the printer. The section 1 controls the sheet suction / discharge mechanism section 6 to control the sheet suction / discharge mechanism section 6
Eject the printing paper inserted from and prompt the user to reload the printing paper. Therefore, it is possible to prevent the occurrence of a case where printing is performed without securing the specified margin due to the displacement of the insertion position of the printing paper.

In addition, the error detection unit 5 detects sensors
When the timing of inputting each detection signal is deviated from the predetermined timing, it is determined that the print paper inserted in the insertion slot 15 is in the oblique direction. In the same manner as described above, a signal is output and input to the warning unit 8 via the printer control unit 1, and the warning unit 8 warns the inclination of the orientation of the print paper inserted in the insertion slot 15, and the printer control unit 1 The paper suction / discharge mechanism unit 6 is controlled to discharge the inserted print paper from the paper suction / discharge mechanism unit 6 to prompt resetting of the print paper. Therefore, it is possible to prevent the occurrence of a case where the printing paper is inserted at an angle and is caught by the paper suction / discharge mechanism 6 to cause a paper jam. In FIG. 2, the number of the detection sensors is not limited to the same arrangement example. For example, the number of the detection sensors is increased so that the A4 print paper and the B4 print paper that are inserted sideways can be detected. May be.

[0015]

As described above, according to the present invention,
Based on the detection signal from the paper size detection sensor, it is possible to determine the size of the printing paper inserted in the printer, and by controlling the paper suction and ejection mechanism etc. according to the comparison result with the document size, incorrect printing can be performed. Print on a paper size, or print with the wrong margin size due to an error in the setting position of the printing paper, paper jam caused by the printing paper being inserted at an angle, It is possible to provide a printer device capable of preventing misprinting such as printing from occurring.

[Brief description of drawings]

FIG. 1 is a block diagram showing an embodiment of a printer device of the present invention.

FIG. 2 is an explanatory diagram showing an arrangement example of a paper size detection sensor of FIG.

[Explanation of symbols]

 1 Printer control unit 2 Interface unit 3 Document size storage unit 4 Paper size detection sensor 5 Error detection unit 6 Paper suction / discharge mechanism unit 7 Printing mechanism unit 8 Warning unit 9 Discrimination unit 10 Comparison unit 11 Input unit 14 Sensor mounting unit 15 Paper insertion unit mouth

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁶ Identification code Internal reference number FI technical display area // B65H 43/00

Claims (5)

[Claims] 1. A paper size detection sensor for detecting a lateral width of a printing paper and outputting a detection signal, a judgment unit for judging the paper size based on the detection signal from the paper size detection sensor, and a document size of a printed document are stored. A storage unit for making a comparison, a comparing unit for comparing the paper size discriminated by the discriminating unit with the document size read from the storage unit, a paper sucking / discharging mechanism unit for sucking and discharging the printing paper, and printing on the printing paper. A printing mechanism unit for performing the above and a control unit for controlling each unit are provided, and when the comparison result of the paper size and the document size is matched in the comparison unit, the control unit controls the paper suction and discharge mechanism unit and the printing mechanism. When the comparison result of the paper size and the document size is inconsistent, the control unit controls the control unit to suck and eject the print paper by the control unit. A printer device, characterized in that the print mechanism is controlled to discharge the print paper from the paper suction / discharge mechanism. 2. The control section is provided with an interface section, and the document size data input through the interface section is stored in the storage section through the control section. Printer device. 3. The paper size detection sensor comprises a plurality of sensors provided in a print paper insertion slot, and a sensor for a reference point for detecting one end of the print paper is arranged on one of the sensors, and the sensor for the reference point is provided. 2. The printer device according to claim 1, wherein lateral width detection sensors for detecting the other end of each printing sheet are arranged side by side at positions separated from each other by a predetermined distance. 4. An error detection unit for detecting a positional deviation and an inclination of insertion of a print sheet based on a detection signal from the paper size detection sensor is provided in the control unit, and the error detection unit detects a print sheet insertion error. The printer device according to claim 1 or 3, wherein when the paper is detected, the control unit controls the paper suction / discharge mechanism unit to discharge the print paper from the paper suction / discharge mechanism unit. . 5. A warning unit for warning an error is provided in the control unit, and when the comparison result of the paper size and the document size does not match, and when the error detection unit detects an error, the control unit outputs The printer device according to claim 1 or 4, wherein the warning unit warns of an error by a display or a sound according to an input signal.