EP4169726A3 - Cleaning device, printer and method for cleaning a printer - Google Patents

Cleaning device, printer and method for cleaning a printer Download PDF

Info

Publication number
EP4169726A3
EP4169726A3 EP22189212.8A EP22189212A EP4169726A3 EP 4169726 A3 EP4169726 A3 EP 4169726A3 EP 22189212 A EP22189212 A EP 22189212A EP 4169726 A3 EP4169726 A3 EP 4169726A3
Authority
EP
European Patent Office
Prior art keywords
cleaning
printer
cleaning device
sliding surface
printing machine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP22189212.8A
Other languages
German (de)
French (fr)
Other versions
EP4169726A2 (en
Inventor
Joachim Keupp
Wolfgang Reder
Christian Arnold
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koenig and Bauer AG
Original Assignee
Koenig and Bauer AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koenig and Bauer AG filed Critical Koenig and Bauer AG
Publication of EP4169726A2 publication Critical patent/EP4169726A2/en
Publication of EP4169726A3 publication Critical patent/EP4169726A3/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B41J2/165—Preventing or detecting of nozzle clogging, e.g. cleaning, capping or moistening for nozzles
    • B41J2/16517—Cleaning of print head nozzles
    • B41J2/1652—Cleaning of print head nozzles by driving a fluid through the nozzles to the outside thereof, e.g. by applying pressure to the inside or vacuum at the outside of the print head
    • B41J2/16532—Cleaning of print head nozzles by driving a fluid through the nozzles to the outside thereof, e.g. by applying pressure to the inside or vacuum at the outside of the print head by applying vacuum only
    • 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
    • B41J2/165—Preventing or detecting of nozzle clogging, e.g. cleaning, capping or moistening for nozzles
    • B41J2/16517—Cleaning of print head nozzles
    • B41J2/16552—Cleaning of print head nozzles using cleaning fluids
    • 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
    • B41J2025/008—Actions or mechanisms not otherwise provided for comprising a plurality of print heads placed around a drum

Abstract

Die Erfindung betrifft eine Reinigungsvorrichtung (18), wobei die Reinigungsvorrichtung (18) mindestens ein Reinigungselement (31) aufweist, wobei das mindestens eine Reinigungselement (31) mindestens eine Fluidzufuhr (38) mit mindestens einer Auslassöffnung von Reinigungsfluid aufweist, wobei das mindestens eine Reinigungselement (31) mindestens eine Gleitfläche (32) aufweist, wobei die mindestens eine Gleitfläche (32) eine größere Ausdehnung in eine Reinigungsrichtung (G) aufweist als orthogonal zu der Reinigungsrichtung (G), wobei eine Projektionsebene orthogonal zu der Reinigungsrichtung (G) angeordnet ist. Die Erfindung betrifft zusätzlich eine Druckmaschine und ein Verfahren zur Reinigung einer Druckmaschine.The invention relates to a cleaning device (18), the cleaning device (18) having at least one cleaning element (31), the at least one cleaning element (31) having at least one fluid supply (38) with at least one outlet opening for cleaning fluid, the at least one cleaning element (31) has at least one sliding surface (32), the at least one sliding surface (32) having a greater extension in a cleaning direction (G) than orthogonal to the cleaning direction (G), a projection plane being arranged orthogonal to the cleaning direction (G). . The invention also relates to a printing machine and a method for cleaning a printing machine.

EP22189212.8A 2021-10-22 2022-08-08 Cleaning device, printer and method for cleaning a printer Pending EP4169726A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102021127501.6A DE102021127501A1 (en) 2021-10-22 2021-10-22 Cleaning device, printing machine and method for cleaning a printing machine

Publications (2)

Publication Number Publication Date
EP4169726A2 EP4169726A2 (en) 2023-04-26
EP4169726A3 true EP4169726A3 (en) 2023-05-24

Family

ID=82849996

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22189212.8A Pending EP4169726A3 (en) 2021-10-22 2022-08-08 Cleaning device, printer and method for cleaning a printer

Country Status (2)

Country Link
EP (1) EP4169726A3 (en)
DE (1) DE102021127501A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050104926A1 (en) * 2003-10-30 2005-05-19 Ricoh Printing Systems, Ltd. Head cleaning device for ink jet printer, and printer provided with the same
US20140132669A1 (en) * 2011-06-29 2014-05-15 Agfa Graphics Nv System and method for cleaning a nozzleplate
WO2021175468A1 (en) * 2020-03-05 2021-09-10 Koenig & Bauer Ag Printing machine and method for cleaning at least one nozzle bar of at least one printing assembly

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019104579A1 (en) 2019-02-22 2020-08-27 Koenig & Bauer Ag Printing press

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050104926A1 (en) * 2003-10-30 2005-05-19 Ricoh Printing Systems, Ltd. Head cleaning device for ink jet printer, and printer provided with the same
US20140132669A1 (en) * 2011-06-29 2014-05-15 Agfa Graphics Nv System and method for cleaning a nozzleplate
WO2021175468A1 (en) * 2020-03-05 2021-09-10 Koenig & Bauer Ag Printing machine and method for cleaning at least one nozzle bar of at least one printing assembly

Also Published As

Publication number Publication date
EP4169726A2 (en) 2023-04-26
DE102021127501A1 (en) 2023-04-27

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