KR100263091B1 - Line feeding motor control method during no-paper - Google Patents

Line feeding motor control method during no-paper Download PDF

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Publication number
KR100263091B1
KR100263091B1 KR1019970080492A KR19970080492A KR100263091B1 KR 100263091 B1 KR100263091 B1 KR 100263091B1 KR 1019970080492 A KR1019970080492 A KR 1019970080492A KR 19970080492 A KR19970080492 A KR 19970080492A KR 100263091 B1 KR100263091 B1 KR 100263091B1
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South Korea
Prior art keywords
paper
line feed
feed motor
procedure
feeding motor
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KR1019970080492A
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Korean (ko)
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KR19990060270A (en
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주두식
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윤종용
삼성전자주식회사
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    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00Apparatus for electrographic processes using a charge pattern
    • G03G15/65Apparatus which relate to the handling of copy material
    • G03G15/6502Supplying of sheet copy material; Cassettes therefor

Abstract

PURPOSE: A method for controlling a line feeding motor when there is no paper is provided to reduce a frictional sound according to driving of a pick-up roller and prevent an electric power from being consumed by stopping the driving of a line feed motor when paper is detected during a constant time. CONSTITUTION: The method includes four procedures. In the first procedure(S130), the driving of a line feed motor is stopped by a CPU. In the second procedure(S140), an LED for an error display which is provided to a display device portion is turned on. In the third procedure(S150), paper is stacked in the feeding portion by a user or the LED for an error display is released. The fourth procedure(S160) is to switch into a standby state for printing.

Description

노-페이퍼(NO-Paper)시 라인피딩모터 제어방법Line Feeding Motor Control Method in No Paper (NO-Fafer)

본 발명은 급지부에 용지가 없으면 라인피드모터를 제어하기 위한 방법에 관한 것으로, 더욱 상세하게는 용지검출센서에 일정시간 용지가 검출이 되지 않으면 라인피드모터를 정지시켜 라인피드모터가 구동시 발생하는 픽업로울러의 마찰음을 감소시키기 위한 노-페이퍼(NO-Paper)시 라인피드모터 제어방법에 관한 것이다.The present invention relates to a method for controlling a line feed motor when there is no paper in the paper feeder. More particularly, when the paper feed sensor detects no paper for a predetermined time, the line feed motor is stopped to generate a line feed motor. The present invention relates to a method of controlling a line feed motor in a no-paper to reduce the friction sound of a pickup roller.

일반적으로 화성장치는 프린터, 복사기, 팩시밀리등 많은 기기들이 있다.In general, there are many devices such as printers, copiers, and facsimiles.

이러한 많은 기기들이 인쇄를 하기 위해서는 인쇄용지를 적재하고 적재된 용지를 픽업하여 급지되면 인쇄장치를 이용하여 인쇄한 후 배출하는 과정으로 구성되어 있다.In order to print many of these devices, the printing paper is loaded, and the loaded paper is picked up and fed, and then printed and discharged using a printing apparatus.

그러나 상기 기술한 과정중에 적재된 용지를 픽업하기 위한 과정이 도 1에 도시한 바와 같이 유저(User)에 의해 컴퓨터에서 작성된 데이터를 인쇄하기 위하여 급지부(1)의 녹업플레이트(2)에 적재된 용지(P)를 픽업하기 위한 픽업로울러(6)를 구동하기 위하여 라인피드모터(8)를 구동하게 된다.However, the process for picking up the loaded paper during the above-described process is the paper loaded on the knock-up plate 2 of the paper feeding unit 1 for printing the data created on the computer by the user as shown in FIG. The line feed motor 8 is driven to drive the pickup roller 6 for picking up (P).

즉, 인쇄명령에 따라 유저(User)에 의해 녹업플레이트(2)에 적재된 후 좌, 우측 가이드(3, 4)에 의해 조정이 되면, 용지를 픽업하기 위하여 라인피드모터(8)가 구동하고 따라서 라인피드모터(8)에 부가된 제 1 기어(8a)의 구동에 따라 픽업샤프트(5)에 부가된 제 2 기어(5a)가 구동하게 되고, 따라서 픽업샤프트(5)가 회전을 하게 된다.That is, after being loaded on the knock-up plate 2 by the user according to the printing command and adjusted by the left and right guides 3 and 4, the line feed motor 8 is driven to pick up the paper. Accordingly, the second gear 5a attached to the pickup shaft 5 is driven by the driving of the first gear 8a attached to the line feed motor 8, and thus the pickup shaft 5 rotates. .

따라서, 상기 픽업샤프트(5)에 부가된 픽업로울러(6)가 시계방향으로 회전을 하게 되면 핑거(7)에 의해 낱장으로 분리되어 픽업된 용지를 원활히 공급하기 위한 마찰판(9)을 통해 급지된다.Therefore, when the pickup roller 6 added to the pickup shaft 5 rotates in the clockwise direction, the pickup roller 6 is separated into sheets by the finger 7 and fed through the friction plate 9 for smoothly feeding the picked-up paper. .

그러나 적재된 용지가 모두 픽업되면, 용지가 없는데도 라인피드모터(8)가 계속 구동하게 되어 픽업로울러(6)가 계속 회전하게 된다.However, when all the loaded paper is picked up, the line feed motor 8 continues to be driven even if there is no paper, and the pickup roller 6 continues to rotate.

따라서 픽업로울러(6)의 마찰음이 발생되어 소음이 발생하게 되고, 재질이 탄성고무로 되어 있는 픽업로울러(6)가 닳게 되어 논-피딩(Non-Feeding) 현상이 발생되거나 중송(Multi-Feeding)이 발생되는 문제점이 있다.Therefore, the noise of the pick-up roller 6 is generated, and the pick-up roller 6, which is made of elastic rubber, is worn out, resulting in non-feeding phenomenon or multi-feeding. There is a problem that occurs.

또한, 라인피드모터가 계속 구동함에 따라 불필요한 전력이 소비되는 문제점이 있다.In addition, there is a problem that unnecessary power is consumed as the line feed motor continues to drive.

본 발명은 용지검출센서에 일정시간동안 용지가 검출되지 않으면 라인피드모터의 구동을 정지시켜 픽업로울러의 구동에 따른 마찰음을 감소시키고, 불필요한 전력이 소비되는 것을 방지하기 위한 방법을 제공하는데 그 목적이 있다.The present invention is to provide a method for reducing the friction noise caused by the drive of the pickup roller by stopping the drive of the line feed motor when paper is not detected by the paper detection sensor for a certain time, and to prevent unnecessary power consumption. have.

이와 같은 목적을 구현하기 위하여, 인쇄를 하기 위한 대기상태에서 용지가 피딩되지 않으면 라인피드모터의 구동을 정지시키고 표시장치부에 구성된 LED 또는 LCD를 통해 유저에게 알려줌으로서 사용자가 사전에 대처하게 되는 과정으로 구성된 특징이 있다.In order to achieve this purpose, a process in which the user responds in advance by stopping the driving of the line feed motor and notifying the user through the LED or LCD configured in the display unit when paper is not fed in the standby state for printing. It is composed of features.

도 1은 종래에 일반적으로 사용중인 잉크젯프린터의 급지부를 나타낸 정면도이고,1 is a front view showing a paper feeding part of an inkjet printer generally used in the prior art,

도 2는 본 발명에 따른 잉크젯프린터의 내부 구성을 나타낸 회로 블럭도이고,2 is a circuit block diagram showing an internal configuration of an inkjet printer according to the present invention;

도 3은 본 발명을 구현하기 위한 흐름도를 나타낸 것이다.3 shows a flowchart for implementing the present invention.

이하, 본 발명의 구성 및 작용을 첨부된 도면을 참조하여 상세히 설명하면 다음과 같다.Hereinafter, the configuration and operation of the present invention will be described in detail with reference to the accompanying drawings.

도 2는 본 발명에 따른 잉크젯프린터(10)의 내부 구성을 나타낸 회로 블럭도이고, 도 3은 도 2에 따른 흐름도를 나타낸 것이다.FIG. 2 is a circuit block diagram showing an internal configuration of the inkjet printer 10 according to the present invention, and FIG. 3 shows a flowchart according to FIG.

먼저, 도 2에 도시한 바와같이 프로그램 메모리부에 저장된 프로그램에 따라 잉크젯프린터(10)의 모든 동작을 제어하는 중앙제어장치부(이하, CPU라 칭함)(20)와, 다수의 동작 키(Key) 및 동작상태를 나타내는 LED 또는 LCD 등을 구비하는 표시장치부(OPE)(30)와, 잉크젯프린터의 동작 수행을 위한 프로그램이 저장된 프로그램이 저장된 롬(ROM)(41)과, 잉크젯프린터가 동작을 수행중에 발생하는 여러 가지 데이터를 일시적으로 저장하는 메모리부인 디-램(DRAM)(42)으로 구성된 메모리부(40)과, 인쇄를 하기 위한 인쇄장치부(50)로 구성되어 있다.First, as shown in FIG. 2, a central controller unit (hereinafter referred to as a CPU) 20 for controlling all operations of the inkjet printer 10 according to a program stored in a program memory unit, and a plurality of operation keys (Keys). And a display device unit (OPE) 30 including an LED or LCD indicating an operation state, a ROM 41 in which a program for storing an inkjet printer is stored, and an inkjet printer is operated. Is composed of a memory unit 40 composed of a DRAM (DRAM) 42, which is a memory unit for temporarily storing various data generated during the execution of the process, and a printing apparatus unit 50 for printing.

즉, 전송된 데이터에 의해 헤드의 각 노즐을 동작시키는 헤드카트리지구동부(51)와, 기록지에 화상을 기록하는 기록소자로서 잉크젯 헤드카트리지구동부(51)의 제어를 받아 잉크를 용지에 기록하는 기록소자인 헤드카트리지(52)와, 헤드카트리지(52)를 좌, 우로 이송하는 이송모터(53)와, 상기 이송모터(53)를 제어하는 모터제어회로(54)등으로 이루어지며 특히 이송모터는 DC모터를 사용한다.That is, a recording element for recording ink on a paper under the control of the ink cartridge head cartridge driving unit 51 as a recording element for recording an image on a recording sheet, and a head cartridge driving unit 51 for operating each nozzle of the head by the transferred data. The in-head cartridge 52, the transfer motor 53 for transferring the head cartridge 52 to the left and right, and the motor control circuit 54 for controlling the transfer motor 53, etc. In particular, the transfer motor is DC Use a motor.

또한, 화상데이터를 기록하는 용지를 이동시키는 라인피드모터(60)와, 화상데이터를 기록하는 용지의 유, 무 및 용지의 피딩-에러(Feeding-Error)를 검출하는 용지검출부(70)로 구성되어 있다.Also, a line feed motor 60 for moving the sheet for recording the image data, and a sheet detecting unit 70 for detecting the presence or absence of the sheet for recording the image data, and the feeding-error of the sheet are configured. It is.

이와 같은 구성에 따라 도 3의 흐름도를 참조하여 설명하면 용지검출부(70)에 일정한 시간동안 검출이 되지 않으면 라인피드모터(60)를 제어하기 위한 과정이 시작되면(S100), 잉크젯프린터(10)의 급지부는 스텐-바이(Stand-By) 상태인 대기상태(S110)에서 유저(User)에 의해 급지부에 용지(P)가 적재되면, 라인피드모터(60)를 구동하면, 용지를 픽업하기 위한 픽업로울러(5)를 구동하여 용지를 픽업하게 된다.Referring to the flow chart of FIG. 3 according to the configuration described above, if a process for controlling the line feed motor 60 is started when the paper detector 70 is not detected for a predetermined time (S100), the inkjet printer 10 When the paper feed unit P is loaded in the paper feeding unit by the user in the standby state S110 in the stand-by state, the line feed motor 60 is driven to pick up the paper. The pickup roller 5 is driven to pick up the paper.

픽업로울러에 의하여 픽업된 용지가 급지되어 용지검출센서(70)에 검출되면, 도 1에 도시한 바와 같이 인쇄장치부가 구동되어 급지된 용지에 인쇄를 한 후 배지하게 된다.When the paper picked up by the pickup roller is fed and detected by the paper detection sensor 70, as shown in FIG. 1, the printing apparatus is driven to print the paper fed and then discharge.

한편, 일정시간동안 용지가 급지되지 않아 용지검출센서(70)에 검출이 되지 않으면(S120), CPU(20)는 라인피드모터(60)의 구동을 정지(S130)시키고, 표시장치부(30)에 구성된 에러표시용 LED를 점등(S140)하여 유저(User)에게 알려주게 된다.On the other hand, if the paper is not fed for a predetermined time and is not detected by the paper detection sensor 70 (S120), the CPU 20 stops driving of the line feed motor 60 (S130) and the display device unit 30 Turn on the error display LED configured in the (S140) to inform the user (User).

이와 같이, 에러표시용 LED가 점등되면, 유저(User)는 급지부에 용지를 적재하거나 에러표시용 LED를 해제(S150)하면 인쇄를 하기 위한 대기상태(S160)로 가고, 용지가 급지되지 않으면 계속해서 에러표시용 LED를 점등하게 된다.As such, when the error display LED is turned on, the user loads the paper in the paper feed unit or releases the error display LED (S150). Then, the user goes to the standby state for printing (S160). The error display LED is turned on.

따라서, 용지가 없으면 라인피드모터가 구동되지 않아 픽업로울러와 피드로울러 및 프릭션로울러가 구동하지 않게 된다.Therefore, if there is no paper, the line feed motor is not driven so that the pickup roller, the feed roller, and the friction roller are not driven.

이상에서 설명한 바와 같이 본 발명은, 용지검출센서에 일정시간동안 검출이 되지 않으면 자동적으로 라인피드모터를 정지시킴으로서 픽업로울러가 구동시 발생하는 소음을 감소시키고, 불필요한 전력이 소비되는 것을 방지하게 되어 유저(User)의 만족도가 극대화되는 효과를 가진다.As described above, the present invention automatically stops the line feed motor when the paper detection sensor is not detected for a certain time, thereby reducing the noise generated when the pickup roller is driven, and preventing unnecessary power consumption. (User) has the effect of maximizing satisfaction.

Claims (1)

노-페이퍼(NO-Paper)시 라인피딩모터를 제어하기 위한 방법에 있어서;CLAIMS What is claimed is: 1. A method for controlling a line feeding motor in a NO paper. 스텐-바이(Stand-By) 상태인 대기상태에서 일정시간동안 용지가 급지되지 않아 용지검출센서에 검출이 되지 않으면,If the paper does not feed for a certain period of time in the Standby-By state and cannot be detected by the paper detection sensor, CPU는 라인피드모터의 구동을 정지시키는 과정과,The CPU stops driving the line feed motor, 표시장치부에 구성된 에러표시용 LED를 점등하는 과정과,Lighting an error display LED configured in the display device; 유저(User)는 급지부에 용지를 적재하거나 에러표시용 LED를 해제하는 과정과,The user loads the paper in the paper feeder or releases the error display LED; 인쇄를 하기 위한 대기상태로 전환하는 과정으로 구성된 것을 특징으로 하는 노-페이퍼(NO-Paper)시 라인피딩모터 제어방법.Line feeding motor control method for a no-paper, characterized in that the process consisting of the process of switching to the standby state for printing.
KR1019970080492A 1997-12-31 1997-12-31 Line feeding motor control method during no-paper KR100263091B1 (en)

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