KR970058929A - Ink jet printer jetting device and jetting method - Google Patents

Ink jet printer jetting device and jetting method Download PDF

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Publication number
KR970058929A
KR970058929A KR1019970000025A KR19970000025A KR970058929A KR 970058929 A KR970058929 A KR 970058929A KR 1019970000025 A KR1019970000025 A KR 1019970000025A KR 19970000025 A KR19970000025 A KR 19970000025A KR 970058929 A KR970058929 A KR 970058929A
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South Korea
Prior art keywords
ink
agitator
ink channel
magnetic field
electrical conductor
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KR1019970000025A
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Korean (ko)
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KR100209522B1 (en
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안병선
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김광호
삼성전자 주식회사
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Priority to KR1019970000025A priority Critical patent/KR100209522B1/en
Priority to JP1447297A priority patent/JPH09216356A/en
Publication of KR970058929A publication Critical patent/KR970058929A/en
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Publication of KR100209522B1 publication Critical patent/KR100209522B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/135—Nozzles
    • B41J2/14—Structure thereof only for on-demand ink jet heads
    • B41J2/14314—Structure of ink jet print heads with electrostatically actuated membrane
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/135—Nozzles
    • B41J2/14—Structure thereof only for on-demand ink jet heads
    • B41J2/14016—Structure of bubble jet print heads
    • B41J2/14032—Structure of the pressure chamber
    • B41J2/1404—Geometrical characteristics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/135—Nozzles
    • B41J2/14—Structure thereof only for on-demand ink jet heads
    • B41J2/1433—Structure of nozzle plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/17—Ink jet characterised by ink handling
    • B41J2/175—Ink supply systems ; Circuit parts therefor
    • B41J2/17596—Ink pumps, ink valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/015—Ink jet characterised by the jet generation process
    • B41J2/04—Ink jet characterised by the jet generation process generating single droplets or particles on demand
    • B41J2002/041—Electromagnetic transducer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/135—Nozzles
    • B41J2/14—Structure thereof only for on-demand ink jet heads
    • B41J2002/14387—Front shooter

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  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Particle Formation And Scattering Control In Inkjet Printers (AREA)

Abstract

본 발명은 잉크젯 프린터의 분사방법 및 그 장치에 관한 것으로서, 잉크에 어떠한 열에너지도 가하지 않고 도전성 액체를 이용하지도 않고 잉크 채널상에 전기적 도체인 재료를 설치하여 전류를 공급 및 차단하므로써 발생되는 펌핑동작으로 잉크에 충격과 체적변화를 가해 잉크를 분사할 수 있는 장치 및 방법에 관한 것이다.The present invention relates to a method and a device for jetting an inkjet printer, and the present invention relates to a pumping operation generated by supplying and blocking current by installing a material that is an electrical conductor on an ink channel without applying any thermal energy to the ink and using a conductive liquid. The present invention relates to an apparatus and a method for ejecting ink by applying shock and volume change to the ink.

잉크를 저장통으로부터 노즐플레이트의 복수의 개구부까지 유입시켜주기위한 유로역할을 하는 잉크 채널과, 상기 잉크채널에 유입된 잉크에 유동력을 전달하는 압력증가부와, 유연성을 가진 전기적 도체로서 전기적 신호에 의한 자체의 신장에 따라 상기 압력증가부를 통해 잉크채널상의 잉크에 전달되는 압력을 제공하며 잉크의 분사방향에 대해 직각방향으로 연동하는 아지테이터(Agitator)와, 상기 아지테이터(Agitator)의 동작이 외부와의 간섭에 의해 방해되는 것을 방지하기 위한 아지테이터 보호용 커버와, 상기 아지테이터(Agitator)에 자기장을 형성시켜 발생되는 전자기력에 의해 상기 아지테이터의 신장 및 수축시킬 수 있는 마그네틱(Magnetic)과, 자기장이 형성된 공간상에서 전자기력에 의해 상기 아지테이터가 신장 및 수축될 수 있도록 상기 아지테이터에 주기적 펄스(Pulse)를 제공하는 전기적 연결수단을 포함하여 구성된다.An ink channel acting as a flow path for introducing ink from the reservoir to the plurality of openings of the nozzle plate, an pressure increase unit for transmitting a flow force to the ink introduced into the ink channel, and a flexible electrical conductor to the electrical signal. The agitator and the agitator which provide a pressure transmitted to the ink on the ink channel through the pressure increasing part and interlock at right angles to the ejection direction of the ink as the self-expansion increases. Agitator protective cover to prevent interference by the interference, Magnetic and magnetic field capable of stretching and contracting the agitator by the electromagnetic force generated by forming a magnetic field in the agitator, The agitator can be stretched and shrunk by electromagnetic force in the formed space. It is configured to include an electrical connection means for providing a periodic pulse (Pulse) to the mutator.

Description

잉크젯 프린터의 분사장치 및 분사방법Ink jet printer jetting device and jetting method

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

도 8은 본 발명에 따른 분사장치의 구성을 나타내는 단면도,8 is a cross-sectional view showing the configuration of an injector according to the present invention;

Claims (8)

잉크를 저장통으로부터 노즐플레이트의 복수의 개구부까지 유입시켜주기위한 유로역할을 하는 잉크 채널과,An ink channel serving as a flow path for introducing ink from the reservoir to the plurality of openings of the nozzle plate; 상기 잉크채널에 유입된 잉크에 유동력을 전달하는 압력증가부와,A pressure increasing unit for transferring a flow force to the ink flowing into the ink channel; 유연성을 가진 전기적 도체로서 전기적 신호에 의한 자체의 신장에 따라 상기 압력증가부를 통해 잉크채널상의 잉크에 전달되는 압력을 제공하는 아지테이터(Agitator)와,An agitator that provides a pressure that is transmitted to the ink on the ink channel through the pressure increase portion as the electrical conductor having flexibility as an extension of the electrical signal, 상기 아지테이터(Agitator)의 동작이 외부와의 간섭에 의해 방해되는 것을 방지하기 위한 아지테이터 보호용 커버와,An agitator protective cover for preventing the operation of the agitator from being disturbed by interference with the outside; 상기 아지테이터(Agitator)에 자기장을 형성시켜 발생되는 전자기력에 의해 상기 아지테이터의 신장 및 수축시킬 수 있는 마그네틱(Magnetic)과,Magnetic to extend and contract the agitator by the electromagnetic force generated by forming a magnetic field in the agitator, 자기장이 형성된 공간상에서 전자기력에 의해 상기 아지테이터가 신장 및 수축될 수 있도록 상기 아지테이터에 주기적 펄스(Pulse)를 제공하는 전기적 연결수단을 포함하여 구성된 잉크젯 프린터의 분사장치.And an electrical connection means for providing a periodic pulse to the agitator so that the agitator can be stretched and contracted by an electromagnetic force in a space in which a magnetic field is formed. 제 1 항에 있어서,The method of claim 1, 상기 전기적 연결수단은 잉크를 분사시킬 때 상기 아지테이터에 정전류를 제공하여 아지테이터가 압력증가부측으로 신장되도록 하고, 분사가 끝난후 잉크 채널로의 빠른 잉크 충전을 위해 역전류를 가하는 것을 특징으로 하는 잉크젯 프린터의 분사장치.The electrical connection means provides a constant current to the agitator when the ink is ejected so that the agitator is extended to the pressure increase side, and after the injection is finished, a reverse current is applied for fast ink filling into the ink channel. Inkjet printer jetting device. 제 1 항에 있어서,The method of claim 1, 상기 아지테이터 보호용 커버는 커버내부에 진공발생으로 아지테이터의 작동불능을 방지하는 작은 구멍이 뚫려 대기압과 연결될 수 있도록 구성된 것을 특징으로 하는 잉크젯 프린터의 분사장치.The agitator protective cover is a jetting device of the inkjet printer, characterized in that configured to be connected to the atmospheric pressure through a small hole that prevents the operation of the agitator due to the vacuum generated inside the cover. 제 1 항에 있어서,The method of claim 1, 상기 전기적 연결수단의 구성이 동일 열에 상호 전기적 연결을 이루는 공통전극과,A common electrode configured to be electrically connected to each other in the same column as the configuration of the electrical connection means; 서로 다른 레이어에서 각각 행의 아지테이터에 전기적 연결을 통해 각각의 개구부 분사를 제어하는 개별전극으로 구성됨을 특징으로 하는 잉크젯 프린터의 분사장치.An injection apparatus of an inkjet printer, characterized in that the individual electrodes for controlling the injection of each opening through the electrical connection to the agitator of each row in different layers. 제 1 항에 있어서,The method of claim 1, 상기 전기적 연결수단의 구성이 동일 레이어 상에서 열과 행으로 각각의 전기적 도체인 아지테이터(Agitator)를 매트릭스(Matrix)적으로 제어할 수 있도록 구성됨을 특징으로 하는 잉크젯 프린터의 분사장치.And a configuration of the electrical connection means configured to control matrixes of agitators, which are respective electrical conductors, in a row and a column on the same layer. 제 1 항에 있어서,The method of claim 1, 상기 압력증가부(204)는 잉크 채널상의 잉크에 임펄스와 체적변화를 주기위해 테이퍼(Taper)형상으로 구성된 것을 특징으로 하는 잉크젯 프린터의 분사장치.The pressure increasing unit (204) is an ink jet printer ejector, characterized in that formed in a taper (Taper) shape to give an impulse and volume change to the ink on the ink channel. 잉크를 저장통으로부터 노즐플레이트의 복수의 개구부까지 유입시켜주기위한 유로역할을 하는 잉크 채널과,An ink channel serving as a flow path for introducing ink from the reservoir to the plurality of openings of the nozzle plate; 상기 잉크채널에 유입된 잉크의 분사방향에 직각방향으로 유동력을 제공하는 압력증가부와,A pressure increasing unit for providing a flow force in a direction perpendicular to the jet direction of the ink flowing into the ink channel; 유연성을 가진 전기적 도체로서 전기적 신호에 의한 자체의 신장에 따라 상기 압력증가부를 통해 잉크채널상의 잉크에 전달되는 압력을 제공하며 잉크의 분사방향에 대해 직각 방향으로 연동하는 아지테이터(Agitator)와,An agitator having a flexible electrical conductor that provides the pressure transmitted to the ink on the ink channel through the pressure increase unit according to its extension by an electrical signal, and interlocks in a direction perpendicular to the direction of ink ejection. 상기 아지테이터(Agitator)의 동작이 외부와의 간섭에 의해 방해되는 것을 방지하기 위한 아지테이터 보호용 커버와,An agitator protective cover for preventing the operation of the agitator from being disturbed by interference with the outside; 상기 아지테이터(Agitator)에 자기장을 형성시켜 발생되는 전자기력에 의해 상기 아지테이터의 신장 및 수축시킬 수 있는 마그네틱(Magnetic)과,Magnetic to extend and contract the agitator by the electromagnetic force generated by forming a magnetic field in the agitator, 자기장이 형성된 공간상에서 전자기력에 의해 상기 아지테이터가 신장 및 수축될 수 있도록 상기 아지테이터에 주기적 펄스(Pulse)를 제공하는 전기적 연결수단을 포함하여 구성된 잉크젯 프린터의 분사장치.And an electrical connection means for providing a periodic pulse to the agitator so that the agitator can be stretched and contracted by an electromagnetic force in a space in which a magnetic field is formed. 잉크 채널상에 다른 한 베이스(Base)를 가지고 이 베이스를 유연성있는 전기적 도체로 차단하여 자기장이 형성된 상태에서,With the other base on the ink channel and blocking the base with a flexible electrical conductor, a magnetic field is formed, 상기 전기적 도체에 정전류를 가해 신장되는 전기적 도체에 의해 잉크에 전달되는 충격 및 체적변화를 이용하여 분사시키는 과정과,Spraying by applying a constant current to the electrical conductor by using an impact and a volume change delivered to the ink by the electrical conductor extending; 역전류를 가해 상기 전기적 도체의 수축에 따라 잉크채널로의 빠른 잉크유입을 진행시키는 과정의 반복으로 진행되는 잉크젯 프린터의 분사방법.A method of jetting an inkjet printer, the process of proceeding a rapid ink flow into an ink channel according to the contraction of the electrical conductor by applying a reverse current. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019970000025A 1996-01-09 1997-01-03 Ejection apparatus and method of inkjet printer KR100209522B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1019970000025A KR100209522B1 (en) 1996-01-09 1997-01-03 Ejection apparatus and method of inkjet printer
JP1447297A JPH09216356A (en) 1996-01-09 1997-01-09 Ink jet device and method of ink jet printer

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR101996000258 1996-01-09
KR19960000258 1996-01-09
KR258 1996-01-09
KR1019970000025A KR100209522B1 (en) 1996-01-09 1997-01-03 Ejection apparatus and method of inkjet printer

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KR970058929A true KR970058929A (en) 1997-08-12
KR100209522B1 KR100209522B1 (en) 1999-07-15

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