EP1295719A2 - Cylindre de presse rotative - Google Patents

Cylindre de presse rotative Download PDF

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Publication number
EP1295719A2
EP1295719A2 EP02028924A EP02028924A EP1295719A2 EP 1295719 A2 EP1295719 A2 EP 1295719A2 EP 02028924 A EP02028924 A EP 02028924A EP 02028924 A EP02028924 A EP 02028924A EP 1295719 A2 EP1295719 A2 EP 1295719A2
Authority
EP
European Patent Office
Prior art keywords
cylinder
cylinder body
channel
gap
temperature control
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.)
Withdrawn
Application number
EP02028924A
Other languages
German (de)
English (en)
Other versions
EP1295719A3 (fr
Inventor
Georg Schneider
Armin Alois Hemmelmann
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=7924904&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP1295719(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Koenig and Bauer AG filed Critical Koenig and Bauer AG
Publication of EP1295719A2 publication Critical patent/EP1295719A2/fr
Publication of EP1295719A3 publication Critical patent/EP1295719A3/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F31/00—Inking arrangements or devices
    • B41F31/002—Heating or cooling of ink or ink rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/08—Cylinders
    • B41F13/22—Means for cooling or heating forme or impression cylinders

Definitions

  • the invention relates to a cylinder according to the preamble of claim 1.
  • EP 05 57 245 A1 discloses a temperature-controlled forme cylinder with an axially on the Shell surface extending tension channel, being in the cylinder near the periphery Channels running axially to the cylinder are incorporated, which contain coolant be flowed through.
  • EP 07 33 478 B1 shows a friction roller designed as a tube, the entire Cavity between a coolant-carrying, axially extending line and the pipe is flowed through with coolant.
  • EP 06 52 104 A1 discloses a cylinder with internal cooling for avoidance building up the printing ink on its outer surface. For this, coolant flows through an annular gap in which also spiral to improve circulation Baffles can be arranged.
  • the invention has for its object a cylinder of a rotary printing press to accomplish.
  • the Temperable cylinders can be manufactured inexpensively from simple components. Doing so one that can be preselected almost uniformly over the entire lateral surface of the cylinder Temperature achieved. A fluctuating or uneven in the circumferential direction Temperature profile, as is the case with individual, axially running channels and / or for wall thicknesses that are too small compared to the distance between the channels, can be avoided.
  • a chamber carrying a temperature control medium is on the Dimensioned inside of the cylinder jacket in the radial direction of the cylinder so that a forced flow also takes place directly on the lateral surface.
  • a wall thickness of an outer body for a temperable shape or Transfer cylinder which has one or more clamping or clamping channels on it
  • the lateral surface is so large that the tensioning channel comes to lie completely within the wall.
  • Uniform tempering in the circumferential and axial directions is achieved by means of the through a narrow gap between the outer body and the cylinder body on the reached the entire circumference in the axial direction flowing tempering medium.
  • a temperature-controlled cylinder 01 of a printing press in particular one Rotary printing machine, has a z. B. tubular or massive Cylinder base body 02, which with an outer cylinder body 03 Circular cross-section, e.g. B. a tube 03 is surrounded.
  • the cylinder base body 02 is in each case with a shaft journal 04; 06 firm connected, which by means of bearings 07 in side frames 08; 09 are rotatably mounted. It it is possible to use one of the shaft journals 04; 06, e.g. B. the right shaft journal 06, with a To connect, not shown, drive motor fixed to the frame or a drive wheel.
  • the other shaft journal 04 has an axial bore 11, which a pipe 12 as a supply line 12 for a liquid or gaseous temperature control medium, such as. B. CO 2 , water, oil, etc.
  • the axial bore 11 of the shaft journal 04 has an inner diameter d11, which is larger than an outer diameter d12 of the pipeline 12.
  • a discharge line 13 with an annular cross section remains open, through which the Temperature control medium leaves cylinder 01 again via shaft journal 04.
  • the pipeline 12 for supplying the temperature control medium runs from the left shaft journal 04 almost axially through the cylinder body 02 to the right shaft journal 06 and opens into radially extending bores 14.
  • the bores 14 open into a distribution space 16 which extends around the entire circumference on the inside of the outer cylinder body 03 extends.
  • the temperature control medium flows from the distributor space 16 through at least one channel 17 arranged between the cylinder base body 02 and the cylinder outer body 03 in the axial direction A to the left-hand shaft journal 04, where it opens into a collecting space 18 and reaches the annular discharge line 13 via radially extending bores 19.
  • the supply line 12 and discharge line 13 are not one with forward and return shown temperature control connected.
  • the cylinder 01 is in the form of 01 or Transfer cylinder 01 executed, which on a lateral surface 21 of the Cylinder outer body 03 at least one axially extending to the cylinder 01 Fastening device 22 for fastening an elevator, such as one Printing form or a blanket, e.g. B. a tension channel 22, a magnet near the surface or other means.
  • an elevator such as one Printing form or a blanket, e.g. B. a tension channel 22, a magnet near the surface or other means.
  • a wall thickness h03 of Outer cylinder body 03 is greater than a depth h22 of the clamping channel 22, so that a Surface 23 on the inside of the outer cylinder body 03 undisturbed and circular is formed, which is an inexpensive design and above all a uniform Temperature control enables.
  • the wall thickness h03 is z. B.
  • the depth h22 of the tensioning channel 22 is between 20 and 45 mm. 1 and 2 are in the circumferential direction of the cylinder 01 two clamping channels 22 are provided, but for the sake of clarity the upper one Tension channel 22 is only indicated.
  • the channel 17 is in this embodiment as a helical in the axial Groove 17 formed in direction A on a circumference 24 of cylinder base body 02 educated.
  • This spiral groove 17 of a width b17 and a depth h17 is shrunk by means of the outer cylinder body 03, for example by covered, the surface 23 of the outer cylinder body 03 on a groove 17 forming supernatant 26, z. B. a web 26 rests with a width b26.
  • the groove 17 is at its beginning 27 with the distribution space 16 and at its end 28 the collection room 18 in connection.
  • Distribution room 16 and collection room 18 are for example, each as an annular groove 16; 18 executed, each by a paragraph on the circumference of the area of the shaft journal 04 close to the base body; 06 and one End face of the cylinder body 02 formed, and also from the outer cylinder body 03 is covered.
  • a diameter of the forme cylinder 01 is 01 for the case of a forme cylinder double-sized, i.e. H. two print formats in the circumferential direction, e.g. B. between 320 and 400 mm, especially 360 to 380 mm.
  • the depth h17 and width b17 of the groove 17 and the width b26 of the web 26 and the Number of channels 17 determine the flow rate per unit time and alternately the required pressure and the slope of the helical groove 17 and thus the temperature control behavior.
  • the circumference 24 of the cylinder body 02 has several z. B. four or eight, grooves 17 each offset by 90 ° or 45 ° in the circumferential direction Beginnings 27 and ends 28 in the distribution space 16 and the collection space 18.
  • a multi-course, e.g. B. a four or eight-way groove 17 has the same Channel geometry an increased overall cross section Q, d. H. the sum of the cross sections the channels 17, and a larger slope S, and thus a shorter flow path and a smaller pressure drop.
  • the circumference 24 of the cylinder base body 02 has a four-passage channel 17, the width b17 of the groove 17 each between 10 and 20 mm, z. B. 15 mm, and the width b26 of the web 26 each between 3 and 7 mm, z. B. 5 mm.
  • the depth h17 of the channel 17 is in each case 10 to 15 mm, for example 12 mm.
  • the four-course Channel 17 thus has a slope S of z. B. 52 to 108 mm, in particular 80 mm on.
  • a total cross section Q for the flow of the temperature control medium advantageously results in 600 to 800 mm 2 .
  • the depth h17 of the groove 17 is to be increased in the same ratio as the inner radius r17 of the groove 17 is reduced, so that the total cross section Q is at least in the order of magnitude, e.g. B. remains greater than or equal to 710 mm 2 .
  • a heat supply or removal of a constantly large lateral surface 21 of the forme cylinder 01 is thus ensured.
  • the inner radius r17 should be used for depths h17 corresponding to the inner radius r17, otherwise the inner radius r17 plus half the depth h17.
  • the ratio between the surface area 21 to be tempered and the total cross section Q is z. B. between 1000 and 1800.
  • the channel is 17th not as a spiral groove 17, but as an open gap 17 between the Cylinder base body 02 and the outer cylinder body 03 with an annular clear Profile executed.
  • the temperature control medium is supplied and removed in the same or a similar manner Way as in the first embodiment (Fig. 1).
  • the shaft journal 04; 06 instead of the radial one Bores 14 is the shaft journal 04; 06 made in several pieces and thus enables Passage of the temperature control medium from the supply line 12 into the distribution space 16 or from the collecting space 18 to the discharge line 13.
  • the supply line 12 is in the Embodiment two to four executed in two parts, one of which is the shaft journal 04 penetrating pipe 12 into a leading through the cylinder body 02 Pipeline opens.
  • a light too small Width increases the required pressure or reduces the flow rate during a Too large clear width due to high centrifugal forces and occurring Friction in the area of the surface 23 during the rotation of the cylinder is not certain directional flow directly on the surface 23 of the outer cylinder body 03 result may have.
  • the gap 17 is arranged on the inner radius r17 of 80 to 120 mm, in particular between 100 and 115 mm.
  • the clear width h17 of the gap is 2 to 5 mm, preferably 3 mm.
  • the clear width h17 of the gap is advantageously increased in order to increase the ratio of a reduction in the inner radius r17 if the wall thickness h03 is increased and the gap 17 is moved further into the interior of the cylinder 01, and vice versa.
  • the total cross section Q is z. B. between 1300 and 3500 mm 2 .
  • the remaining preferred dimensions of the forme cylinder 01 set out in the first exemplary embodiment are applicable to the second exemplary embodiment and are not mentioned again.
  • the cylinder is 01 as a temperable roller 01, z. B. an ink roller 01, in particular a raster 01 or Anilox roller 01.
  • the supply and discharge of the temperature control medium and the Storage in side walls 08; 09 take place in the same or similar way as in the first or second embodiment.
  • Fig. 4 is like in the first embodiment on the Circumference 24 of the basic cylinder body 03 is a helical, multi-start, preferably eight-channel 17 arranged.
  • the distribution room 16 and the Collection space 18 has eight radial bores 14; 19 and is equidistant connected with eight starts 27 and eight ends 28 with respect to the circumferential direction.
  • the channels 17 are mechanical and good for the sake of being cheaper Flow properties as a groove 17 with segment-like, z. B. semicircular profile executed.
  • the multi-course channel 17 is advantageously eight-course, since the same Geometry of channel 17 either twice the amount of temperature control medium constant pressure loss, or the same amount of temperature control medium reduced pressure through the channel 17 is feasible.
  • the groove 17 is as in the first embodiment by means of, for. B. shrunk, Outer cylinder body 03, covered. Temperature control is particularly advantageous by means of the helical groove 17 when effective and responsive temperature control of the outer cylinder body 03, such as it represent ink-leading ink rollers 01 and anilox rollers 01.
  • the Outer cylinder body 03 is in the example with a small wall thickness h03 and not self-supporting, d. H. it is supported on the webs 26.
  • the width of the groove 17 determines the mechanically permissible wall thickness h03 of the outer cylinder body 03 and vice versa.
  • the permissible width b26 of the web 26 and the minimum wall thickness h03 are thermally mutually dependent, since a temperature profile on the outer surface 21 of the outer cylinder body 03 is to be avoided if possible.
  • the temperature-controlled roller 01 has the diameter d01 between 160 and 200 mm, in particular 180 mm.
  • a ratio V between the length 103 and the wall thickness h03 is z. B. between 200 and 1200, in particular between 400 and 1000.
  • the channel 17 has a width b17 between 8 and 13 mm, in particular 10 to 12 mm, in the area interacting with the surface 23 of the outer cylinder body 03.
  • the total cross section Q of the eight-course channel 17 amounts to 300 to 450 mm 2 , and is roughly comparable with the total cross section Q from the four-course first exemplary embodiment, if the jacket surface 21 to be cooled is taken into account.
  • an increase in the amount of temperature-control medium flowing per unit of time, and if possible a contact area of the temperature-control medium with the area 23 of the outer cylinder body 03, is to be kept at least in the order of magnitude if the geometries of the roller 01 change while the jacket surface 21 remains the same and the temperature is to be maintained ,
  • the ratio between the surface area 21 to be tempered and the total cross section Q is z. B. between 1200 and 1600.
  • the cylinder 01 designed as roller 01 has as a channel 17 an annular gap 17, comparable to that of the second Embodiment, on.
  • the roller 01 has, as in the third embodiment Diameter d01 from about 160 to 200 mm, the supply and discharge of the Temperature control medium according to one of the preceding embodiments is executed.
  • the outer cylinder body 03 is self-supporting on the length 101, z. B. 800 to 1200 mm, and z. B. a wall thickness h03 of 5 to 20 mm, in particular 5 to 9 mm.
  • the clear width h17 of the gap 17 is 2 to 5 mm, preferably 3 mm, the gap 17 being arranged at an inner radius of 60 to 100 mm, in particular at 80 mm.
  • the total cross-section Q is z. B. between 1000 and 2500 mm 2 , in particular at about 1500 mm 2 .
  • the relationship between the surface area 21 to be tempered and the total cross section Q of the channel 17 is, for. B. between 200: 1 and 600: 1, in particular between 300: 1 and 500: 1.
  • the roller 01 preferably designed as anilox roller 01, from the third and the fourth exemplary embodiment, a profile, for example, have color-carrying cells.
  • Advantageous for the execution of the tempering by means of a helical one Channel 17 is the ratio between the jacket surface 21 and the total cross section Q of the channel 17 flowing through between the cylinder body 02 and outer cylinder body 03 smaller than 2000, especially between 1800 and 1000 to choose.
  • the width b26 of the web is advantageously less than or equal to double, in particular one and a half times the wall thickness h03 of Outer cylinder body 03.
  • cylinder 01 or rollers 01 is the formation of the Outer cylinder body 03 as a thin-walled tube 03 with a wall thickness d03 smaller or equal to 5 mm, in particular less than 3 mm, which is mechanically based on the in Axial direction A supports spaced webs 26.
  • the arrangement for the temperature control implemented in the third exemplary embodiment can be shown in an advantageous development also be a forme cylinder 01, which no z. B. as Has clamping or clamping channels trained fastening device, such as this for example when using printing sleeves instead of printing plates or at directly imageable lateral surfaces 21 of forme cylinders 01 is the case.
  • a directed, responsive tempering according to the third Embodiment advantageous.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Rolls And Other Rotary Bodies (AREA)
  • Rotary Presses (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Impression-Transfer Materials And Handling Thereof (AREA)
EP02028924A 1999-10-08 2000-10-05 Cylindre de presse rotative Withdrawn EP1295719A3 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19948453 1999-10-08
DE19948453 1999-10-08
EP00979401A EP1218187B1 (fr) 1999-10-08 2000-10-05 Cylindre de presse rotative

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP00979401A Division EP1218187B1 (fr) 1999-10-08 2000-10-05 Cylindre de presse rotative

Publications (2)

Publication Number Publication Date
EP1295719A2 true EP1295719A2 (fr) 2003-03-26
EP1295719A3 EP1295719A3 (fr) 2006-05-03

Family

ID=7924904

Family Applications (3)

Application Number Title Priority Date Filing Date
EP02028924A Withdrawn EP1295719A3 (fr) 1999-10-08 2000-10-05 Cylindre de presse rotative
EP00979401A Expired - Lifetime EP1218187B1 (fr) 1999-10-08 2000-10-05 Cylindre de presse rotative
EP00979400A Expired - Lifetime EP1218186B1 (fr) 1999-10-08 2000-10-05 Cylindre de presse rotative

Family Applications After (2)

Application Number Title Priority Date Filing Date
EP00979401A Expired - Lifetime EP1218187B1 (fr) 1999-10-08 2000-10-05 Cylindre de presse rotative
EP00979400A Expired - Lifetime EP1218186B1 (fr) 1999-10-08 2000-10-05 Cylindre de presse rotative

Country Status (7)

Country Link
US (3) US6810800B1 (fr)
EP (3) EP1295719A3 (fr)
JP (1) JP3884957B2 (fr)
AT (2) ATE254536T1 (fr)
DE (2) DE50004517D1 (fr)
ES (1) ES2208436T3 (fr)
WO (2) WO2001026902A1 (fr)

Cited By (2)

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Publication number Priority date Publication date Assignee Title
EP1815981A3 (fr) * 2006-02-04 2011-01-12 manroland AG Dispositif et procédé pour réguler la température d'un élément rotatif
EP2371542A1 (fr) * 2008-12-26 2011-10-05 I. Mer Co., Ltd. Imprimante

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JP5089357B2 (ja) * 2006-12-11 2012-12-05 ハイデルベルガー ドルツクマシーネン アクチエンゲゼルシヤフト 印刷機で印刷または塗工された枚葉紙を乾かす方法
EP1958769A1 (fr) * 2007-02-15 2008-08-20 Kba-Giori S.A. Procédé et appareil pour la formation d'un motif d'encre montrant un gradient d'encre bidimensionnel
GB0712476D0 (en) * 2007-06-27 2007-08-08 Teknek Holdings Ltd Fluid supply assembly for a shaft mounted device
ATE496227T1 (de) * 2007-11-30 2011-02-15 Dilo Kg Maschf Oskar Hohlwalze mit walzenboden
JP5517571B2 (ja) * 2009-11-18 2014-06-11 キヤノン株式会社 撮像装置および撮像方法
JP5691215B2 (ja) * 2010-03-26 2015-04-01 住友ベークライト株式会社 粉砕装置
IT1402297B1 (it) * 2010-09-08 2013-08-28 Uteco Converting Spa Struttura di cilindro retinato particolarmente per macchine da stampa flessografiche
US9606476B2 (en) 2012-01-31 2017-03-28 Hewlett-Packard Indigo B.V. Cast device with implanted tubes
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WO2016087047A1 (fr) * 2014-12-04 2016-06-09 Bobst Mex Sa Mandrin d'outil rotatif, groupe de transformation d'un support plan, et procede de fonctionnement
JP6922198B2 (ja) * 2016-11-29 2021-08-18 東洋製罐株式会社 印刷用版胴
WO2020161057A1 (fr) * 2019-02-05 2020-08-13 Koenig & Bauer Ag Système d'impression en creux d'une machine à imprimer et plaque de transfert d'encre d'un cylindre de dispositif d'encrage
US11559976B2 (en) 2019-02-05 2023-01-24 Koenig & Bauer Ag Gravure printing units and method for adjusting and/or modifying an ink transfer in a gravure printing method
JP7296810B2 (ja) * 2019-07-23 2023-06-23 アルテミラ製缶株式会社 印刷ロール
CN110254033B (zh) * 2019-07-30 2021-06-11 岳阳市大地印务有限公司 一种印刷胶辊
NL2024338B1 (en) * 2019-11-29 2021-08-31 Xeikon Mfg Nv Printing apparatus with improved heat transfer member

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EP1815981A3 (fr) * 2006-02-04 2011-01-12 manroland AG Dispositif et procédé pour réguler la température d'un élément rotatif
EP2371542A1 (fr) * 2008-12-26 2011-10-05 I. Mer Co., Ltd. Imprimante
EP2371542A4 (fr) * 2008-12-26 2012-05-16 I Mer Co Ltd Imprimante
US8875630B2 (en) 2008-12-26 2014-11-04 I. Mer Co., Ltd. Printer

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US6688223B1 (en) 2004-02-10
WO2001026902A1 (fr) 2001-04-19
US20040144270A1 (en) 2004-07-29
JP2003511278A (ja) 2003-03-25
US6810800B1 (en) 2004-11-02
EP1218187B1 (fr) 2003-11-19
DE50004517D1 (de) 2003-12-24
EP1218186A1 (fr) 2002-07-03
EP1218187A1 (fr) 2002-07-03
DE50001517D1 (de) 2003-04-24
EP1218186B1 (fr) 2003-03-19
US6868782B2 (en) 2005-03-22
ES2208436T3 (es) 2004-06-16
ATE254536T1 (de) 2003-12-15
JP3884957B2 (ja) 2007-02-21
ATE234728T1 (de) 2003-04-15
EP1295719A3 (fr) 2006-05-03
WO2001026903A1 (fr) 2001-04-19

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