KR100224926B1 - Head for inkjet printer - Google Patents

Head for inkjet printer Download PDF

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Publication number
KR100224926B1
KR100224926B1 KR1019970007352A KR19970007352A KR100224926B1 KR 100224926 B1 KR100224926 B1 KR 100224926B1 KR 1019970007352 A KR1019970007352 A KR 1019970007352A KR 19970007352 A KR19970007352 A KR 19970007352A KR 100224926 B1 KR100224926 B1 KR 100224926B1
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KR
South Korea
Prior art keywords
head
carriage
inkjet printer
print head
present
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Application number
KR1019970007352A
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Korean (ko)
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KR19980072496A (en
Inventor
최동하
Original Assignee
윤종용
삼성전자주식회사
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Priority to KR1019970007352A priority Critical patent/KR100224926B1/en
Publication of KR19980072496A publication Critical patent/KR19980072496A/en
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Publication of KR100224926B1 publication Critical patent/KR100224926B1/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
    • B41J2/14016—Structure of bubble jet print heads
    • B41J2/14072—Electrical connections, e.g. details on electrodes, connecting the chip to the outside...
    • 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
    • B41J2/17503—Ink cartridges
    • B41J2/17526—Electrical contacts to the cartridge
    • 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
    • B41J2/17503—Ink cartridges
    • B41J2/17526—Electrical contacts to the cartridge
    • B41J2/1753—Details of contacts on the cartridge, e.g. protection of contacts
    • 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
    • B41J25/00—Actions or mechanisms not otherwise provided for
    • B41J25/304—Bodily-movable mechanisms for print heads or carriages movable towards or from paper surface
    • 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
    • B41J2002/14491—Electrical connection

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  • Ink Jet (AREA)

Abstract

가. 청구범위에 기재된 발명이 속한 기술분야.end. The technical field to which the invention described in the claims belongs.

본 발명은 잉크젯 프린터의 프린터 헤드에 관한 것이다.The present invention relates to a print head of an ink jet printer.

나. 발명이 해결하려고 하는 기술적 과제.I. The technical problem that the invention is trying to solve.

본 발명은 잉크젯 프린터의 프린트 헤드에 흑백과 칼라노즐을 일체화하여 구성부품과 공간을 줄여 세트의 크기를 소형화 할수 있도록 프린트 헤드를 제공하는데 있다.The present invention is to provide a print head to reduce the size of the set by reducing the components and space by integrating the monochrome nozzle and the color nozzle to the print head of the inkjet printer.

다. 발명의 해결방법의 요지.All. Summary of the Solution of the Invention.

본 발명은 잉크젯 프린터의 프린트 헤드에 흑백과 칼라노즐을 일체화하여 세트 크기의 감소와 인쇄속도향상, 그리고 용지 전체면을 인쇄가 가능하도록 실현하기 위한 일체형 프린트 헤드을 특징으로 한다.The present invention is characterized by an integrated print head for realizing to reduce the size of the set, increase the printing speed, and print the entire surface of the paper by integrating the monochrome nozzle and the color nozzle in the print head of the ink jet printer.

라. 발명의 중요한 용도.la. Important use of the invention.

잉크젯 프린터의 프린트 헤드.Printheads in inkjet printers.

Description

잉크젯 프린터의 헤드{HEAD FOR INKJET PRINTER}Head of inkjet printer {HEAD FOR INKJET PRINTER}

본 발명은 잉크젯 프린터 헤드에 관한 것으로, 특히 프린터 헤드를 4원색화하여 세트 크기의 감소와 인쇄속도향상, 용지 전체면을 인쇄가 가능하도록 실현하기 위한 일체형 프린트 헤드에 관한 것이다.BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an inkjet printer head, and more particularly, to a monolithic printhead for realizing printheads by reducing the size of the printhead to increase the set size, improve the printing speed, and print the entire surface of the paper.

통상적으로 사용되는 잉크젯 프린터의 구성 및 동작 상태를 설명하면 다음과 같다.The configuration and operation state of a conventionally used inkjet printer is as follows.

상기 잉크젯 프린터(inkjet printer)는 기록용지에 화상을 형성시키는 헤드가 설치된 잉크카트리지를 장착시켜 좌,우 방향으로 이동시키는 캐리지가 설치되며, 상기 캐리지의 후면부에는 캐리지에 일정한 전압을 공급하고, 프린팅 데이타를 헤드에 전송하기 위해 제어부에 접속된 케이블이 설치된다.The inkjet printer is provided with a carriage for moving the left and right directions by mounting an ink cartridge in which a head for forming an image is formed on a recording paper. The inkjet printer supplies a constant voltage to the carriage and prints data. A cable connected to the control unit is installed to transmit the data to the head.

상기 캐리지의 하단부에는 상기 헤드가 프린팅 기능을 수행하도록 상기 캐리지를 좌,우 방향으로 이송시키는 샤프트가 양측 프레임에 고정되게 설치된다. 이때, 상기 샤프트는 상기 양측 프레임의 구멍에 끼워진 후 나사의 체결 또는 E-링에 의해 고정 설치되어 진다.At the lower end of the carriage, a shaft for transferring the carriage in the left and right directions so that the head performs a printing function is fixed to both frames. At this time, the shaft is fitted into the holes of the two frames and is fixed by screw fastening or E-ring.

상기와 같이 구성된 잉크-젯 프린터 장치의 동작 상태는 다음과 같다.The operation state of the ink-jet printer device configured as described above is as follows.

제어부는 프린팅 데이타를 전송 받아 케이블을 통해 상기 캐리지에 장착된 헤드카트리지에 프린팅 데이타 및 전압을 공급한다. 상기 전압을 공급 받은 헤드카트리지가 장착된 캐리지는 샤프트을 따라 좌,우 방향으로 왕복 이동되고, 동시에 상기 프린팅 데이타를 전송 받은 헤드카트리지의 하부면에 설치된 헤드는 기록용지에 화상을 형성시키게 된다.The control unit receives the printing data and supplies the printing data and the voltage to the head cartridge mounted on the carriage through a cable. The carriage equipped with the head cartridge supplied with the voltage is reciprocated in the left and right directions along the shaft, and at the same time, the head installed on the lower surface of the head cartridge receiving the printing data forms an image on the recording paper.

상기와 같은 잉크젯 프린터에서 종래에는 도 1에 도시한 바와 같이 헤드카트리지(10a,10b)가 흑백과 칼라인 두 개의 헤드카트리지(10a,10b)가 각각 창착되는 캐리지(16)가 인자구간을 좌우로 이동할 수 있도록 샤프트(11)에 설치되어 있다. 상기 캐리지(16)에는 제어부에서 프린팅 데이타를 전송 받는 각각의 케이블(18)이 설치되며, 상기 캐리지(16)에 장착된 두 개의 헤드카트리지(10a,10b)의 회로판(14)에 각각의 케이블(18)로부터 선택적으로 프린팅 데이타 및 전압을 공급받는다. 이때 캐리지(16)가 샤프트(11)를 따라서 좌우로 이동하면서 용지에 프린팅하게 된다.In the above-described inkjet printer, as shown in FIG. 1, the carriage 16 in which the two head cartridges 10a and 10b of which the head cartridges 10a and 10b are black and white and color, respectively, is formed in the printing section. It is installed on the shaft 11 to move. The carriage 16 is provided with each cable 18 for receiving printing data from the control unit, and each cable (c) on the circuit board 14 of the two head cartridges 10a and 10b mounted on the carriage 16. 18) optionally receive printing data and voltage. At this time, the carriage 16 is printed on the paper while moving left and right along the shaft (11).

상기와 같은 종래의 헤드카트리지(10a,10b)는 두 개로서 도 2와 같이 하나의 칼라 헤드카트리지(10a)는 헤드(12a)에 적색(R), 노랑색(Y), 청색(B)의 각각 노즐이 지그재그로 설치되어 있다. 상기 헤드(12a)의 우측 상측에는 적색(R)과 하측에는 청색(B)노즐을 설치하며, 중앙 좌측에는 노랑색(Y)노즐이 설치되어 있다. 그리고 또하나의 흑백 헤드카트리지(10b)는 헤드(12b)에 흑색(BA)노즐이 설치된 것이다.As described above, the conventional head cartridges 10a and 10b are two, and as shown in FIG. 2, one color head cartridge 10a has red (R), yellow (Y), and blue (B) in the head 12a. The nozzles are zigzag. Red (R) and blue (B) nozzles are provided on the upper right side of the head 12a, and yellow (Y) nozzles are provided on the left side of the center. And another black and white head cartridge 10b is a black (BA) nozzle is installed in the head (12b).

상기와 같이 종래에는 칼라 헤드카트리지와 흑백 헤드카트리지의 각각 두 개 헤드를 캐리지에 각각 적재하기 때문에 구성부품이 복잡하고 공간을 많이 차지하며, 구동모터의 힘도 크게 필요로 하게 되어 큰 힘의 모터가 사용되는등 전체적으로 세트가 커지는 문제점이 있었다. 그리고 칼라의 노즐면이 지그재그로 되어 있어 용지 전체면을 인쇄할 경우 상,하 끝부분 상당수는 인쇄를 하지 못하는 문제가 있었다.As described above, since two heads of the color head cartridge and the black and white head cartridge are loaded in the carriage, the components are complicated and occupy a lot of space, and the power of the driving motor is also required to be large. There is a problem that the set is used as a whole. In addition, since the nozzle surface of the color is zigzag, a large number of upper and lower ends have a problem of not printing when the entire surface of the paper is printed.

상기와 같은 문제점을 해결하기 위하여 본 발명의 목적은 잉크젯 프린터의 프린트 헤드에 흑백과 칼라노즐을 일체화하여 구성부품과 공간을 줄여 세트의 크기를 소형화 할수 있도록 프린트 헤드를 제공하는데 있다.SUMMARY OF THE INVENTION In order to solve the above problems, an object of the present invention is to provide a print head capable of minimizing the size of a set by integrating a monochrome nozzle and a color nozzle in a print head of an inkjet printer, thereby reducing components and space.

본 발명의 다른 목적은 잉크젯 프린터의 프린트 헤드에 흑백과 칼라 잉크노즐을 한줄로 일체화하여 전체적인 인쇄속도를 빠르게하고, 용지 끝면까지 인쇄할수 있는 프린트 헤드를 제공하는데 있다.Another object of the present invention is to provide a print head capable of increasing the overall printing speed and printing to the end of paper by integrating monochrome and color ink nozzles in a single line in a print head of an ink jet printer.

상기와 같은 목적을 달성하기 위하여 본 발명은 잉크젯 프린터의 프린트 헤드에 흑백과 칼라노즐을 일체화하여 세트 크기의 감소와 인쇄속도향상, 그리고 용지 전체면을 인쇄가 가능하도록 실현하기 위한 일체형 프린트 헤드을 특징으로 한다.In order to achieve the above object, the present invention is characterized by an integrated print head for realizing to reduce the set size, improve the printing speed, and print the entire surface of the paper by integrating the monochrome nozzle and the color nozzle to the print head of the inkjet printer. do.

도 1은 종래의 잉크젯 프린터(inkjet printer)의 캐리지에 장착되는 헤드카트리지 구성도.1 is a configuration of a head cartridge mounted to the carriage of a conventional inkjet printer (inkjet printer).

도 2는 종래의 잉크젯 프린터에서 흑백 헤드캐리지의 헤드와 칼라 헤드카트리지의 헤드 구성도.Figure 2 is a head configuration of the head of the black and white head carriage and the color head cartridge in a conventional inkjet printer.

도 3은 본 발명의 잉크젯 프린터의 캐리지에 장착되는 헤드카트리지 구성도.Figure 3 is a configuration of the head cartridge mounted to the carriage of the inkjet printer of the present invention.

도 4은 본 발명의 잉크젯 프린터에서 흑백 칼라 일체형 헤드카트리지의 헤드 구성도.Figure 4 is a head configuration of the black and white color integrated head cartridge in the inkjet printer of the present invention.

도 5는 본 발명의 헤드카트리지와 접속되는 케이블의 구성도.5 is a configuration diagram of a cable connected to the head cartridge of the present invention.

도면의 주요 부분에 대한 부호의 설명Explanation of symbols for the main parts of the drawings

10: 헤드카트리지 12: 헤드10: head cartridge 12: head

BA: 흑색 R: 적색BA: Black R: Red

B: 청색 Y: 노랑색B: blue Y: yellow

14: 회로판 16: 캐리지14: circuit board 16: carriage

18: 케이블 18a:헤드접점부18: Cable 18a: Head Contact

20: 고무20: rubber

이하 본 발명의 바람직한 실시예를 첨부된 도면을 참조하여 상세히 설명하면 다음과 같다. 우선, 각 도면의 구성 요소들에 참조 부호를 부가함에 있어서, 동일한 구성요소들에 대해서는 비록 다른 도면상에 표시되더라도 동일한 부호가 사용되고 있음에 유의해야 한다. 그리고, 본 발명을 설명함에 있어서, 관련된 공지기능 혹은 구성에 대한 구체적인 설명이 본 발명의 요지를 불필요하게 흐릴 수 있다고 판단되는 경우 그 상세한 설명을 생략한다.Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. First, in adding reference numerals to the components of each drawing, it should be noted that the same reference numerals are used for the same components, even if displayed on different drawings. In describing the present invention, when it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the gist of the present invention, the detailed description thereof will be omitted.

도 3은 본 발명의 잉크젯 프린터의 캐리지에 장착되는 헤드카트리지 구성도이며, 도 4는 본 발명의 바람직한 일실시예에 따른 잉크젯 프린터의 트린터 헤드의 구성도이며, 도 5는 본 발명의 케이블의 구성도이다. 이를 참조하여 본 발명의 구성 및 작용을 설명하면 하기와 같다.3 is a configuration diagram of the head cartridge mounted to the carriage of the inkjet printer of the present invention, Figure 4 is a block diagram of the printer head of the inkjet printer according to an embodiment of the present invention, Figure 5 is a cable of the present invention It is a block diagram. Referring to the configuration and operation of the present invention with reference to it.

잉크젯 프린터는 하나의 헤드카트리지(10)로 흑백과 칼라를 프린팅할 수 있도록 하기 위하여 상기 헤드카트리지(10)에 설치된 프린트 헤드(12)는 흑백과 칼라노즐을 일렬로 일체화되게 형성하여 세트 크기의 감소와 인쇄속도가 향상되도록 캐리지(16)에 설치한다. 프린팅시 용지 전체면을 인쇄가 가능하도록 한다. 상기 프린트 헤드(12)에는 좌측부터 일렬로 4원색인 흑색(BA), 적색(R), 청색(B), 노랑색(Y)의 각각 노즐을 설치한다. 상기와 같이 잉크젯 프린터에서 프린트 헤드(12)에 흑백노즐 흑색(BA)과 칼라노즐인 적색(R)과 청색(B) 그리고 노랑색(Y)을 일체로 구성하여 상기 프린트 헤드(12)가 설치된 하나의 헤드카트리지(10)를 캐리지(16)에 장착시켜 캐리지(16)를 좌,우 방향으로 이동되도록 설치한다. 상기와 같이 한개 헤드카트리지(10)의 프린트 헤드(12)에 흑백과 칼라노즐을 일체로 형성함으로서 헤드카트리지(10)에 설치된 회로판(14)과 접속되도록 캐리지(16)에 설치되는 케이블(18)도 하나만 설치된 것이다. 상기 케이블(18)은 헤드카트리지(10)에 설치된 회로판(14)과 접촉을 신뢰하기 위해 반원형으로 다수개의 접접부가 돌출된 헤드접점부(18a)를 형성한 것이다. 상기 케이블(18)과 캐리지(16) 사이에는 고무(20)가 위치하도록 설치하며, 상기 고무(20)는 다수개의 돌기형상으로 형성된 것이다.In order to enable the inkjet printer to print black and white and color with one head cartridge 10, the print head 12 installed in the head cartridge 10 is formed by integrating the black and white and color nozzles in a row to reduce the set size. And to the carriage 16 to improve the printing speed. When printing, the entire surface of the paper can be printed. The print head 12 is provided with nozzles of four primary colors black (BA), red (R), blue (B), and yellow (Y) in a row from the left. In the inkjet printer as described above, the print head 12 includes the black and white nozzles black (BA) and the color nozzles (R), blue (B), and yellow (Y) integrally formed on the print head 12. The head cartridge 10 of the carriage 16 is installed to move the carriage 16 in the left and right directions. Cable 18 is installed in the carriage 16 to be connected to the circuit board 14 installed on the head cartridge 10 by integrally forming a black and white and color nozzle on the print head 12 of one head cartridge 10 as described above. Only one will be installed. The cable 18 forms a head contact portion 18a in which a plurality of contact portions protrude in a semicircular shape in order to reliably contact the circuit board 14 installed in the head cartridge 10. The rubber 20 is installed between the cable 18 and the carriage 16, and the rubber 20 is formed in a plurality of protrusions.

상기와 같이 구성된 잉크젯 프린터에서 프린팅 데이타를 전송 받아 케이블(18)을 통해 상기 캐리지(16)에 프린팅 데이타 및 전압을 공급하면, 전압을 공급 받은 캐리지(16)는 샤프트을 따라 좌,우 방향으로 왕복 이동한다. 이와 동시에 상기 프린팅 데이타를 전송 받은 헤드카트리지(10)의 하부면에 설치된 프린트 헤드(12)는 흑백또는 칼라로 기록용지에 화상을 형성시키게 된다. 이때 헤드카트리지(10)의 프린트 헤드(12)에 설치된 흑백과 칼라신호에 따라 캐리지(16)가 좌우로 이동하며 용지 전체면이 인쇄가 가능한 것이다.When the printing data is transmitted from the inkjet printer configured as described above and the printing data and the voltage are supplied to the carriage 16 through the cable 18, the carriage 16 receives the voltage and reciprocates in the left and right directions along the shaft. do. At the same time, the print head 12 installed on the lower surface of the head cartridge 10 receiving the printing data forms an image on the recording paper in black and white or color. At this time, the carriage 16 moves left and right according to the black and white and color signals installed in the print head 12 of the head cartridge 10, and the entire surface of the paper can be printed.

상술한 바와 같이 본 발명에 의하면 잉크젯 프린터의 프린트 헤드를 흑백과 칼라로 일체화되게 4원색화하여 세트 부품수를 줄여 크기의 감소와 인쇄속도를 향상시키며, 용지 전체면을 인쇄가 가능하도록 하며, 프린터를 소형화하여 가격을 줄일수 있는 잇점이 있다.As described above, according to the present invention, the print head of the inkjet printer is integrated into four primary colors such as monochrome and color to reduce the number of set parts, thereby reducing the size and improving the printing speed, and printing the entire surface of the printer. There is an advantage that can reduce the price by miniaturizing.

Claims (2)

잉크젯 프린터에 있어서,In inkjet printers, 헤드카트리지의 프린트 헤드는 흑백노즐과 칼라노즐을 일체로 설치하며, 상기 헤드카트리지의 회로판과 접속되는 케이블은 반원형으로 다수개의 접접부가 돌출된 헤드접점부를 형성하여 캐리지에 설치된 것을 특징으로 하는 잉크젯 프린터 헤드.The print head of the head cartridge is provided with the black and white nozzles and the color nozzles integrally, and the cable connected to the circuit board of the head cartridge is a semi-circular shape, the ink jet printer head characterized in that it is installed in the carriage by forming a head contact portion protruding a plurality of contact portions . 제1항에 있어서, 상기 케이블과 캐리지 사이에는 고무가 위치하도록 설치하며, 상기 고무는 다수의 돌기형상으로 형성된 것을 특징으로 하는 잉크젯 프린터 헤드.The inkjet printer head of claim 1, wherein rubber is disposed between the cable and the carriage, and the rubber is formed in a plurality of protrusions.
KR1019970007352A 1997-03-06 1997-03-06 Head for inkjet printer KR100224926B1 (en)

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