EP1218186B1 - Cylindre de presse rotative - Google Patents

Cylindre de presse rotative Download PDF

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Publication number
EP1218186B1
EP1218186B1 EP00979400A EP00979400A EP1218186B1 EP 1218186 B1 EP1218186 B1 EP 1218186B1 EP 00979400 A EP00979400 A EP 00979400A EP 00979400 A EP00979400 A EP 00979400A EP 1218186 B1 EP1218186 B1 EP 1218186B1
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EP
European Patent Office
Prior art keywords
cylinder
channel
cylinder body
outer cylinder
temperature
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.)
Expired - Lifetime
Application number
EP00979400A
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German (de)
English (en)
Other versions
EP1218186A1 (fr
Inventor
Bertram Wilhelm-Georg Dauner
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
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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.)
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Publication date
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Application filed by Koenig and Bauer AG filed Critical Koenig and Bauer AG
Publication of EP1218186A1 publication Critical patent/EP1218186A1/fr
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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 claims 1 or 3.
  • 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 0 652 104 A1 shows a cylinder which, in order to avoid building up the Printing ink is provided with an internal cooling.
  • the cylinder In support of Pushing / pushing down a sleeve-shaped printing form from the lateral surface the cylinder has radial bores through which a feed, an in Pressure chamber inside the cylinder and an inside channel Compressed air flows.
  • the invention has for its object a cylinder of a rotary printing press to accomplish.
  • a Temperature-controlled cylinder can be produced 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, for example, 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-controllable 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. is surrounded by a tube 03.
  • 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 feed line 12 for a liquid or gaseous temperature control medium, such as. B. CO 2 , water, oil, etc., takes up.
  • 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, the z. B. a tension channel 22, a has near-surface magnets 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 between 40 and 70 mm, in particular between 55 and 65 mm, 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 with 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 between 1000: 1 and 2000: 1, for. B. between 1000: 1 and 1800: 1, in particular 1400: 1 to 1800: 1.
  • 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 Embodiments two to four 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 for a forme cylinder 01 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.
  • B. I01 800 to 1200 mm, the bale of the cylinder 01, or a length 103, z.
  • B. 103 800 to 1200 mm of the outer cylinder body 03 to be interpreted.
  • 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 ratio between the surface area 21 to be tempered and the total cross section Q of the channel 17 is z. B. between 300 and 900, in particular between 500 and 650.
  • the other 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.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rolls And Other Rotary Bodies (AREA)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Rotary Presses (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Impression-Transfer Materials And Handling Thereof (AREA)

Claims (16)

  1. Cylindre (01) d'une machine à imprimer rotative, présentant sur sa surface d'enveloppe (21) au moins un canal de serrage ou de tension (22) servant à la fixation d'un habillage, canal s'étendant dans la direction axiale du cylindre (01) sur une plus grande longueur qu'en direction radiale, et le cylindrique (01) étant susceptible d'être parcouru intérieurement par un écoulement de fluide de régulation de température, caractérisé en ce que le canal de serrage ou de tension (22) est disposé dans un corps extérieur de cylindre (03), et en ce qu'une face (23), tournée vers l'intérieur du cylindre (01) et coopérant avec le fluide de régulation de température, du corps extérieur de cylindre (03) est munie d'un profil à forme à peu près circulaire.
  2. Cylindre (01) selon la revendication 1, caractérisé en ce qu'une épaisseur de paroi (h03) du corps extérieur de cylindre (03) est supérieure à une profondeur (h22) du canal de serrage ou de tension (22), dans une direction radiale du cylindre (01).
  3. Cylindre (01) d'une machine à imprimer rotative, présentant sur sa surface d'enveloppe (21) au moins un canal de serrage ou de tension (22) servant à la fixation d'un habillage et susceptible d'être parcouru intérieurement par un écoulement d'un fluide de régulation de température, caractérisé en ce que le canal de serrage ou de tension (22) est disposé dans un corps extérieur de cylindre (03), et en ce qu'une épaisseur de paroi (h03) du corps extérieur de cylindre (03) est comprise entre 40 et 70 mm, et une profondeur (h22) du canal (22) en direction radiale du cylindre (01) est comprise entre 20 et 45 mm, et en ce que l'épaisseur de paroi (h03) du corps extérieur de cylindre (03) est supérieure à la profondeur (h22) du canal (22).
  4. Cylindre (01) selon la revendication 3, caractérisé en ce qu'une face (23), tournée vers l'intérieur du cylindre (01) et coopérant avec le fluide de régulation de température, du corps extérieur de cylindre (03) est réalisée avec un profil à peu près circulaire.
  5. Cylindre (01) selon l'une des revendications 1 ou 4, caractérisé en ce que, le long de la face (23), tournée vers l'intérieur du cylindre (01), du corps extérieur de cylindre (03), est disposé au moins un canal (17) s'étendant en direction axiale (A), ayant une allure hélicoïdale.
  6. Cylindre (01) selon la revendication 5, caractérisé en ce que le canal (17) est réalisé sous la forme de gorge (17) ménagée sur une périphérie (24) d'un corps de base de cylindre (02), couvert au moyen du corps extérieur de cylindre (03).
  7. Cylindre (01) selon la revendication 6, caractérisé en ce que la gorge (17) réalisée dans la périphérie (24) est à plusieurs filets, en particulier à quatre ou huit filets.
  8. Cylindre (01) selon la revendication 5, caractérisé en ce qu'une section transversale globale (Q) du canal (17) est dans un rapport de 1:1000 à 1:2000, en particulier 1:1400 à 1:1800, par rapport à la surface d'enveloppe (21) dont on veut régler la température.
  9. Cylindre (01) selon l'une des revendications 1 ou 3, caractérisé en ce que le canal (17) est réalisé sous la forme d'intervalle (17) à profil à peu près en anneau de cercle, s'étendant en direction axiale (A), formé entre le corps extérieur de cylindre (03) et un corps de base de cylindre (02) disposé coaxialement à l'intérieur du corps extérieur de cylindre (03).
  10. Cylindre (01) selon la revendication 9, caractérisé en ce que le corps de base de cylindre (02) et le corps extérieur de cylindre (03) ne sont pas en appui l'un sur l'autre.
  11. Cylindre (01) selon la revendication 9, caractérisé en ce qu'une section transversale globale (Q) de l'intervalle (17) est dans un rapport de 1:300 à 1:900, en particulier entre 1:500 et 1:650, par rapport à la surface d'enveloppe (21) dont on veut régler la température.
  12. Cylindre (01) selon la revendication 9, caractérisé en ce que l'intervalle (17) est d'une largeur libre (h17) de 2 à 5 mm.
  13. Cylindre (01) selon l'une des revendications 1 ou 3, caractérisé en ce que le cylindre (01) présente une conduite d'alimentation (12) et une conduite d'évacuation (13) pour le fluide de régulation de température.
  14. Cylindre (01) selon la revendication 13, caractérisé en ce qu'un tourillon d'arbre (04; 06) présente tant la conduite d'alimentation (12), qu'également la conduite d'évacuation (13), disposée coaxialement autour de la conduite d'alimentation (12).
  15. Cylindre (01) selon l'une des revendications 1 ou 3, caractérisé en ce que le cylindre (01) est réalisé sous la forme de cylindre porte-clichés (01).
  16. Cylindre (01) selon l'une des revendications 1 ou 3, caractérisé en ce que le cylindre (01) est réalisé sous la forme de cylindre de transfert (01).
EP00979400A 1999-10-08 2000-10-05 Cylindre de presse rotative Expired - Lifetime EP1218186B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19948453 1999-10-08
DE19948453 1999-10-08
PCT/DE2000/003488 WO2001026902A1 (fr) 1999-10-08 2000-10-05 Cylindre de presse rotative

Publications (2)

Publication Number Publication Date
EP1218186A1 EP1218186A1 (fr) 2002-07-03
EP1218186B1 true EP1218186B1 (fr) 2003-03-19

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 Before (2)

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

Country Status (7)

Country Link
US (3) US6810800B1 (fr)
EP (3) EP1295719A3 (fr)
JP (1) JP3884957B2 (fr)
AT (2) ATE234728T1 (fr)
DE (2) DE50001517D1 (fr)
ES (1) ES2208436T3 (fr)
WO (2) WO2001026903A1 (fr)

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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
EP2065602B1 (fr) * 2007-11-30 2011-01-19 Oskar Dilo Maschinenfabrik KG Cylindre creux avec fond de cylindre
JP5286508B2 (ja) * 2008-12-26 2013-09-11 アイマー・プランニング株式会社 印刷機
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
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WO2013113375A1 (fr) 2012-01-31 2013-08-08 Hewlett-Packard Indigo B.V. Dispositif moulé avec tubes implantés
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JP6445159B2 (ja) * 2014-12-04 2018-12-26 ボブスト メックス ソシエテ アノニム 回転工具マンドレル、平坦基材変換用ユニット、及び動作方法
JP6922198B2 (ja) * 2016-11-29 2021-08-18 東洋製罐株式会社 印刷用版胴
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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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ATE254536T1 (de) 2003-12-15
EP1295719A3 (fr) 2006-05-03
ATE234728T1 (de) 2003-04-15
US20040144270A1 (en) 2004-07-29
ES2208436T3 (es) 2004-06-16
DE50004517D1 (de) 2003-12-24
US6868782B2 (en) 2005-03-22
US6688223B1 (en) 2004-02-10
EP1218186A1 (fr) 2002-07-03
JP3884957B2 (ja) 2007-02-21
WO2001026902A1 (fr) 2001-04-19
EP1218187B1 (fr) 2003-11-19
JP2003511278A (ja) 2003-03-25
WO2001026903A1 (fr) 2001-04-19
EP1218187A1 (fr) 2002-07-03
US6810800B1 (en) 2004-11-02
DE50001517D1 (de) 2003-04-24
EP1295719A2 (fr) 2003-03-26

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