EP1556221B1 - Element rotatif de presse dote d'un corps creux - Google Patents

Element rotatif de presse dote d'un corps creux Download PDF

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Publication number
EP1556221B1
EP1556221B1 EP03776816A EP03776816A EP1556221B1 EP 1556221 B1 EP1556221 B1 EP 1556221B1 EP 03776816 A EP03776816 A EP 03776816A EP 03776816 A EP03776816 A EP 03776816A EP 1556221 B1 EP1556221 B1 EP 1556221B1
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EP
European Patent Office
Prior art keywords
rotation
bale
cylinder
base body
base
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
EP03776816A
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German (de)
English (en)
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EP1556221A1 (fr
Inventor
Wolfgang Robert Josef Felgenhauer
Eckhard Hermann Carsten Carstens
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
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Filing date
Publication date
Application filed by Koenig and Bauer AG filed Critical Koenig and Bauer AG
Priority to EP06100883A priority Critical patent/EP1695823A1/fr
Publication of EP1556221A1 publication Critical patent/EP1556221A1/fr
Application granted granted Critical
Publication of EP1556221B1 publication Critical patent/EP1556221B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49544—Roller making
    • Y10T29/49547—Assembling preformed components

Definitions

  • the invention relates to a rotary body of a printing machine with a bale according to the preamble of claim 1.
  • DE 41 19 824 C1 and DE 41 19 825 C1 trained as a hollow cylinder cylinder of a printing unit are known, wherein the cylinder consists of an outer body forming one-piece cast body and optionally additionally has an inner one-piece rotationally symmetrical cast body, both castings, for example Cast steel or gray cast iron and in the case of DE 41 19 824 C1 integrally formed by connecting webs or welded together.
  • a formed of gray iron cylinder of a printing unit is known, to increase the bending stiffness centrally in the cylinder an axially extending steel core is cast, which also protrudes as a shaft journal from the cylinder end faces, the gray iron cylinder concentrically surrounds the steel core and cavities having.
  • a cylinder of a printing unit consisting of a base body made of gray or light metal casting is known, wherein a preferably hollow cylinder core is cast as a stiffening agent in the body.
  • the cylinder core consists z. B. from a steel tube. Further extending parallel to the axis of rotation of the cylinder Arm michsprofile with a solid or hollow cross-section optionally with non-uniform wall thickness are distributed in a radially outer region of the body over the circumference of this area and preferably brought as close to the lateral surface of the body.
  • the Stiffening means and all Arm istsprofile are closed at their respective ends and completely surrounded by the casting material of the body.
  • a temperature-controlled double-walled cylinder are known in which a heating or cooling medium, preferably air, is guided in helical running within the cylinder double shell, wherein the inner cylinder and the outer cylinder coaxial at a radial distance of are arranged about 10 to 20 mm apart.
  • a heating or cooling medium preferably air
  • a temperature-controlled impression cylinder which has in its mantle over the entire cylinder width heating chambers, which are connected to an axially arranged in a cylinder pin inlet line and a coaxially led to the supply line drain line in a hot water circuit.
  • a temperable printing forme cylinder is known, the interior of which is completely filled with a liquid, wherein the liquid passes through a first, running outside the printing forme cycle, wherein a preferably coil-shaped cooling tube penetrates the liquid over the entire cylinder width, said a cooling medium flowing through the cooling pipe, connected to a second circuit cooling the liquid and thus the cylinder.
  • DE 195 10 797 A1 discloses a heatable cylindrical rotary body for Printing presses are known in which the entire interior is flowed through in only one circuit by a coolant and which is equipped on one side with a cylinder in a pin and connected to a rotary feedthrough coolant supply and coolant discharge.
  • a temperature-controlled forme cylinder which has in its interior extending over the cylinder width G demkernschn which are closed at the end faces of the cylinder body by covers, wherein in each chamber a extending over the cylinder width pipe is disposed, wherein in a cylindrical pin in an axial bore a sealingly displaceable, connected to a rotary feedthrough tube unit for the supply and discharge of a coolant is introduced, wherein each tube is connected to the tube unit equipped with the end face of the cylinder via a radial bore with the tube unit, wherein fed Coolant flows through the tubes and pours in the region of the opposite end face of the cylinder in the hollow G demwaitn and is discharged from there via a connected to the tube unit radial bore.
  • EP 0 557 245 A1 discloses a temperature-controlled cylinder of almost solid wall design for a rotary printing unit, which has a first line along its axis of rotation and a second line connected to the first line, preferably circumferentially equidistant, and parallel to the axis of rotation has, through which a liquid for temperature control of the lateral surface can flow.
  • a temperature-controllable cylinder for a rotary printing unit which has a cylinder jacket tube, on the front sides of each of which a flange is arranged, wherein in the interior of the cylinder coaxial with its length a separating tube and an inlet pipe extend, wherein a cavity forms a cooling chamber between the separating tube and the cylinder jacket tube, which from a via the supply pipe supplied coolant is flowed through, wherein the conduit is connected in the separation tube with the cooling chamber via connecting holes in one of the flanges.
  • a temperable cylinder for a rotary printing unit which has a tubular or solid cylinder base body, which is surrounded by a tubular cylinder outer body, wherein on the circumference of the cylinder body or in a gap between the Cylinder body and the cylinder outer body for temperature control of the lateral surface is formed by a temperature-permeable channel, wherein the channel z. B. may be formed as an open gap with an annular clear profile or as a helical circumferential groove in the axial direction of the cylinder.
  • a roller for printing presses which has a cast body made of polyamide as a bale and a shaft arranged centrally in the shaft, a bale in the leading channel for a temperature control is provided.
  • a sheet guiding drum for sheet-fed rotary printing machines wherein on a transfer drum with a plurality of resiliently acting support elements or supports ab sundes support plate is arranged, wherein the support elements or supports are employed inclined to Um2020trommel and wherein by one in the circumferential direction the transfer drum directed clamping of a resting on the support sheet jacket foil a radial height formed by the support members or supports height of the support plate adjustable, in particular reducible.
  • a blanket cylinder for an offset printing machine wherein extending a blanket on the blanket blanket extends over a provided on the blanket cylinder relief device recess.
  • the invention has for its object to provide a rotary body of a printing press with a bale.
  • the achievable with the present invention consist in particular in that a cavity in the bale of the rotating body can be produced in a simple manner and, if the cavity is traversed by a tempering, a uniform temperature of the lateral surface of the bale can be achieved without that in a preferred embodiment of the rotating body as a form cylinder or as a transfer cylinder access to a bale-mounted holding device for holding an arranged on the lateral surface elevator is hindered.
  • the rotational body, in particular its bales, z. B. also be produced by casting technology in a simple manner.
  • a multi-part trained outer body can be applied in a simple manner on the surface of the body without the main body and the outer body z. B. must be assembled by a coaxial sliding fit accurately.
  • a shaft made of a high-strength material, centrally introduced into the bale or its base body, allows a channel with a large cross-section and therefore a larger volume flow which can be flowed through, without increasing the outer dimensions of the journal of the rotary body in order to maintain the same strength values have to. Due to the proposed geometric configuration of the cavities used as flow channels, it is possible to approximate the effect of the temperature control means during the passage through the rotary body to keep constant. Particularly advantageous is a thermal insulation of the tempering with respect to the body to increase the efficiency of heat exchange between the tempering and the outer body.
  • Figs. 1 and 2 show a first embodiment of a rotary body 01 of a printing press.
  • the rotary body 01 has a bale 02 or a bale 02 with a base body 17, wherein at least the base body 17 consists of a cast material, wherein the bale 02 and the base body 17 has an axial length L and in its outer region, ie, tight under its lateral surface 07 at least one cast-in, enclosed by the casting material tubular hollow body 03; 04 and wherein the hollow body 03; 04 over the entire length L of the bale 02 or whose base body 17 extends.
  • the hollow body 03; 04 z. B. extend parallel to a longitudinal axis 06 of the body of revolution 01 or - as shown in Fig.
  • the bale 02 and the base body 17 in its outer region from one to the opposite end face 11 in a helical line.
  • the helical course of the hollow body 03 is shown in phantom for a better understanding of the representation. Notwithstanding his Gradually forms the hollow body 03; 04 a channel, which is flowed through by a temperature control, ie a fluid for controlling the temperature of at least the lateral surface 07 of the bale 02, wherein the temperature control preferably a liquid heat transfer medium such.
  • B. is water or an oil.
  • the hollow body 03; 04 with its heat exchange relevant contact surface A07 tight, d. H. preferably only a few millimeters, preferably less than 20 mm below the lateral surface 07 of the bale 02 to order. If along the circumference U of the bale 02 more hollow body 03; 04 are arranged, it is advantageous if adjacent hollow body 03; 04 are flowed through in opposite directions from the temperature control.
  • a plurality of hollow body 03; 04 are provided, it is advantageous, all the hollow body 03; 04 in the same radial distance a3; a4 of the longitudinal axis 06 of the body of rotation 01 and in the direction of the circumference U of the bale 02 equidistantly to arrange so that the most uniform possible temperature of the lateral surface 07 of the bale 02 can be achieved.
  • the hollow body 03; 04 in the casting body produced by rotation 01 has a small inner diameter D3; D4, wherein the inner diameter D3; D4 is preferably less than 25 mm, in particular between 15 mm and 20 mm.
  • a channel with such a small inner diameter D3; D4 is by casting Inserting a casting core into a bale to be cast 02 or base body 17 difficult to produce, which is why it has been attempted to drill such a channel in the bale 02 and the base body 17, but over the length L of the bale 02 and its base body 17th expensive and not unproblematic in the technical implementation.
  • the tubular hollow body 03; 04 during the casting process for the bale 02 and the base body 17 is not softened and deformed due to a heat-through due to a temperature effect by the molten material of the bale 02 and its base body 17, it is necessary, the hollow body 03; 04 in relation to its inner diameter D3; D4 form relatively thick-walled, so that a wall thickness of the hollow body 03; 04 preferably at least one fifth of the inner diameter D3; D4 is.
  • a suitable wall thickness of the tubular hollow body 03; 04 preferably at least 3 mm, in particular between 5 mm and 6 mm.
  • the tubular hollow body 03; 04 in the mold for the bale 02 and its base 17 are also fixed and stabilized by support elements.
  • the bale 02 or its base body 17 may be formed as a hollow cylinder 02 in the annular wall of the tubular hollow body 03; 04 is poured.
  • the rotary body 01 can be used in the printing press as a roller in an inking unit or dampening unit or as a z.
  • a substrate leading cylinder 01 or as a substrate leading to a roll 01 can be used.
  • the rotary body 01 is formed, for example, as a cylinder 01 of a printing unit, this cylinder 01 z. B. as a forme cylinder 01 or as a Transfer cylinder 01 be configured, this cylinder 01 in the direction of its circumference U with z.
  • the elevators are usually designed as plate-shaped printing plates.
  • the elevators are preferably rubber blankets each applied to a carrier plate.
  • a plate-shaped printing plate or a support plate for a rubber blanket is usually made of a flexible, but otherwise dimensionally stable material, eg. B. of an aluminum alloy.
  • z. B. be formed as a 9-cylinder satellite printing unit in which four pairs each consisting of a forme cylinder 01 and a transfer cylinder 01 are arranged around a common impression cylinder, wherein z. B. at least the forme cylinder 01 may each have the features of the solution proposed here.
  • a forme cylinder 01 is occupied in its axial direction next to each other with up to six plate-shaped printing plates and along its circumference U either with a plate-shaped printing form or consecutively with two plate-shaped printing plates.
  • Such a forme cylinder 01 rolls on a transfer cylinder 01, the axially z. B.
  • a rotary body 01 designed as a cylinder 01 has, for example, B. a diameter D2 of, for example, 140 mm to 420 mm, preferably between 280 mm and 340 mm.
  • the axial length of the Ballens 02 of the cylinder is z. B. in the range between 500 mm and 2400 mm, preferably between 1200 mm and 1700 mm.
  • a second embodiment of the proposed rotation body 01 of a printing press can provide that at least one body 12 is arranged in the bale 02 of the rotation body 01 or at least in a base body 17 of the bale 02 consisting of a castable material, wherein the Body 12 at least in a section transverse to the axial direction of the rotating body 01 of two in the radial direction of the rotary body 01 spaced, self-contained boundary surfaces A13 '; A13 "is limited, wherein both boundary surfaces A13 ', A13" border with their side facing away from the body 12 to the material of the bale 02 and in one of the boundary surfaces A13'; A13 "limited interior 13 of the body 12 at least one of the material of the body 12 limited, in the axial direction of the body of revolution 01 expands channel 14, 16 is formed.
  • the body 12 z. B. as a casting produced by molding, ie be formed as a preformed component, wherein the molding in its interior 13 for forming at least one channel 14; 16 has at least one cavity.
  • the body 12 z. B. be a pressed or continuously cast product.
  • the body 12 is made of a solid material, wherein in this body preferably near its facing the lateral surface 07 of the bale 02 boundary surface A13 ', a cavity is formed, wherein the cavity of the material of the body 12 is limited at least in the longitudinal direction.
  • the body 12 is preferably homogeneous and in the direction of the circumference U of the rotating body 01 in one piece or even in several pieces educated.
  • the body 12 is made of a heat-resistant material, for. B. of a ceramic material or a solidified metal foam.
  • the heat resistance is required to the extent that the body 12 does not deform when it is encapsulated by the molten material of the bale 02 for the production of the rotating body 01.
  • For a production technology simple implementation of the body 12 in the bale 02 of the rotating body 01 is obtained when at least the bale 02 and its base body 17 made of a cast material z. B. made of metal, ceramic, glass or plastic and the body 12 in the bale 02 or its base body 17 is poured and enclosed by the casting material.
  • the body 12 in the manufacturing process of the body of rotation 01 in the mold for casting of the bale 02 preferably inserted in the outer region of the bale 02, optionally fixed and cast with the aid of support elements, so that the body 12 is completely enclosed by the casting material of the bale 02 ,
  • an annular configuration of the body 12 of the space enclosed by him space is preferably filled by the casting material of the bale 02, at least the body 12 is surrounded by the casting material.
  • the body 12 Since the channel 14; 16 in the interior 13 of the body 12 can be traversed by a temperature control means to temper at least a portion of the lateral surface 07 of the bale 02, the body 12 is advantageously arranged in the outer region of the bale 02. If the entire lateral surface 07 of the bale 02 is to be tempered, the body 12 extends with its channel 14; 16 advantageously over the entire length L of the bale 02. At least the portion of the lateral surface 07 of the bale 02 is to temper, which corresponds to the printing area on the lateral surface 07 of the bale 02. As in the first embodiment, the rotating body 01 can again be a cylinder 01 leading to a printing material or a roller 01 guiding a printing material.
  • a further advantageous embodiment of the body 12 is to make it cylindrical, d. H. to adjust the length of the body 12, preferably the length L of the bale 02.
  • the body 12 thus preferably has the shape of a hollow cylinder, wherein the space enclosed by it from the material of the bale 02 can be filled.
  • the body 12 preferably surrounds the longitudinal axis 06 of the rotational body 01.
  • the channel 14; 16 which extends in the axial direction of the rotating body 01, similar to the example shown in FIGS. 1 and 2 parallel to the longitudinal axis 06 of the rotating body 01 or in the outer region of the bale 02 or body 17 also extend helically. If in the body 12 a plurality of channels 14; 16 are provided, adjacent channels 14; 16 are flowed through by the temperature control in opposite directions.
  • the body of revolution 01 is formed homogeneously, ie. H. the bale 02 has no layer structure concentric with the lateral surface 07. Otherwise, it would always have been necessary to differentiate between the bale 02 and its basic body 17, the basic body 17 and an outer body 19 surrounding it concentrically surrounding the bale 02. But so should the description for both embodiments apply.
  • the bale 02 of this rotary body 01 consists at least of a base body 17 with a cylindrical surface 18, wherein on the surface 18 of the base body 17 at least one outer body 19 is applied and the Outer body 19 preferably consists of at least one elbow whose associated center angle ⁇ is less than 360 °, so that the outer body 19 in particular in one as a forme cylinder 01 or as a Transfer cylinder 01 formed rotational body 01 in its cross section so no closed ring forms, but at least one gap 20, the z. B. in conjunction with a holding device, not shown in FIG. 4 for holding applied to the rotary body 01 elevators can stand.
  • each outer body 19 can be designed as a closed ring encircling the base body 17 and connected to its surface 18.
  • a plurality of outer bodies 19 may also be applied on the surface 18 of the main body 17, the outer bodies 19 being arranged on the surface 18 of the main body 17 in the direction of the circumference U of the main body 17.
  • each outer body 19 consists of a curve piece, wherein the belonging to the elbow center angle ⁇ i (i is a counting index for the elbows) to complement at most 360 °.
  • two curved pieces can preferably be arranged symmetrically to each other, wherein the center angle ⁇ i (i is a counting index for the curved pieces) of each curved piece is preferably slightly less than 180 °.
  • bow pieces of the outer body 19 z. B. be provided in the form of half shells or quarter shells.
  • a gap 20 between individual curved pieces of the outer body 19 may have a slot-shaped opening to a z. B. arranged in the base body 17 clamping channel with the aforementioned holding device, wherein the gap 20 has a gap width of z. B. may have less than 3 mm, preferably 1 mm to 2 mm.
  • At least one cavity 21 is provided in the outer body 19, wherein the cavity 21 is open to the surface 18 of the base body 17.
  • the outer body 19 forms the outer part of the bale 02, wherein the outer surface of the outer body 19 forming the outer surface of the bale 02 can be occupied by one or more elevators, the elevator or elevators each being connected to the bale 02, in particular its base body 17 a clamping channel arranged holding device are held on the rotary body 01.
  • the outer body 19 is multi-part, preferably of at least two elbows with a center angle ⁇ i (i is a counting index for the elbows) is formed by at most 180 °, results in the production of the rotating body 01, the advantage that the base body 17 does not have to be inserted accurately into the outer body 19, but the elbows by a suitable releasable or preferably non-releasable connection technology, eg. B. by screws or welding, can be applied to the surface 18 of the body 17.
  • a suitable releasable or preferably non-releasable connection technology eg. B. by screws or welding
  • the rotational body 01 can also be designed such that its bale 02 consists of at least one base body 17 with a cylindrical surface 18, wherein at least one cavity 21 open to the surface 18 of the base body 17 in the base body 17 is provided, wherein an applied on the surface 18 of the base body 17 outer body 19 covers the cavity 21, wherein the outer body 19 consists of a curved piece whose associated center angle ⁇ is less than 360 °.
  • the bale 02 of the body of rotation 01 at least consist of a base body 17 having a cylindrical surface 18, 17 in the base 17 a plurality of the surface 18 of the body 17 open cavities 21 are provided, wherein on the surface 18 of the body 17 in Direction of the circumference U of the base body 17 a plurality of outer body 19 are arranged and the applied on the surface 18 of the base body 17 outer body 19 cover the respective cavities 21.
  • each outer body 19 consists of a curve piece, wherein the belonging to the elbow center angle ⁇ i (i is a counting index for the elbows) to complement at most 360 °.
  • a rotational body 01 according to the third embodiment namely a solid body 01 consisting of a main body 17 with a solid, in particular non-compressible, outer body 19 of constant radial thickness d19 applied to the main body 17, the outer body 19 can rest on the Surface 18 of the body 17 z. B. glued, welded or screwed.
  • the outer body 19 can thus permanently or detachably on the surface 18 of the Main body 17 may be attached.
  • electron beam welding or laser beam welding are suitable as welding methods.
  • z. B. a weld does not have to extend over the entire length L of the rotating body 01, but z. B. is formed only selectively or in a plurality of spaced apart short sections of only a few millimeters in length.
  • the welded-through sections can, for. B. 5 mm to 25 mm, preferably about 10 mm long and repeat at intervals of 20 mm to 50 mm, preferably in 30 mm to 40 mm in the axial direction of the rotating body 01.
  • the rotation body 01 can be designed such that at least the main body 17 - optionally together with integrally formed on the end faces 11 of the bale 02 pin 22; 23 for a bearing and a drive of the rotary body 01 - is forged or that at least the outer body 19 is made of a steel. In the preferred embodiment, it is provided that through the cavity 21, in the main body 17 or in an inner side 24 of the outer body 19 z. B. can be milled, a temperature control for the temperature control of the lateral surface 07 of the bale 02 flows.
  • the cavity 21 thus forms a channel 21 for the tempering, wherein the cavity 21 is arranged in the bale 02 such that for angled ends to be arranged on the lateral surface 07 of the bale 02 lifts access to a arranged in a conventional manner in the main body 17 clamping channel not is impaired.
  • a slot-shaped opening extending axially to the rotation body 01 is sufficient with a slot width S of less than 3 mm on the lateral surface 07 of the bale 02.
  • the main body 17 and the outer body 19 are thus joined together so that they seal the cavity 21.
  • the cavity 21 may be axially aligned with the bale 02 or extend meandering along the length L of the bale 02.
  • the rotating body 01 can be a cylinder 01 leading to a printing material or a roller 01 guiding a printing material.
  • a variant of the third embodiment (FIG. 4, but without a gap 20 in the outer body 19) relates to a rotation body 01 of a printing press with a bale 02, wherein the bale 02 has at least one base body 17 with a cylindrical surface 18 and one surface 18 of the base body 17 completely surrounding outer body 19, wherein the rotational body 01 is characterized in that the outer body 19 has in its inner side 24 at least one open to the surface 18 of the base body 17 channel 21.
  • the outer body 19 is preferably located on the surface 18 of the base body 17.
  • the outer body 19 and the main body 17 may, for. B. be brought over each other in a press fit.
  • annular outer body 19 may preferably at a point where no channel 21 is formed in the outer body 19, after application and attachment of the outer body 19 on the or the surface 18 of the base body 17 z. B. by milling as needed, a gap 20 and a corresponding clamping channel or even more column 20 and clamping channels are introduced into the rotary body 01.
  • the gap 20 does not need to extend over the full length L of the bale 02, but may extend only over a portion of the length L of the bale 02, so that the outer body 19 at least on the end faces 11 of the bale 02 gap-free and coherent remains.
  • the method is characterized in that on the inside 24 of the outer body 19 or on the surface 18 of the base body 17 at least one web 26 is attached from a liquefiable by heating material, that the outer body 19 and the base 17 are then mounted in coaxial overlap in that they are preferably pushed over one another, that thereafter a between the main body 17 and the outer body 19 remaining hollow space 27 - namely where there is no web 26 - is poured with a curable casting material and that finally after curing of the casting material at least the Outer body 19 is heated so that the material of the web 26 is liquefied and discharged from the intermediate space 27 between the base body 17 and the outer body 19.
  • the material of the web 26 z.
  • B be a plastic or a wax.
  • the casting material for pouring the gap 27 between the base body 17 and the outer body 19 is suitable for.
  • a synthetic resin preferably a 2-component resin
  • the z. B. at room temperature or at a temperature up to 100 ° C sets and cures.
  • a melting point of the casting material, the z. B. may be at about 350 ° C, must be higher in any case than a melting point of the material of the web 26, the z. B. may be at 150 ° C.
  • the resin and a solidifying aluminum foam can be considered.
  • the casting material adjoining the former web 26 forms a guide surface 28 of a channel 29 after solidification or hardening, wherein the casting material introduced into the intermediate space 27 the channel 29 along its guide surface 28 to Body 17 and the outer body 19 seals.
  • the web 26 may over the length L of the bale 02 preferably in its outer region z. B. also run helically.
  • a radial extension of the web 26, ie its height h26, can be as great as the distance a19 between the main body 17 and the outer body 19 (FIG. 6a).
  • the height h26 of the web 26 is formed smaller than the distance a19 between the main body 17 and the outer body 19 (FIG. 6b), so that the casting material on pouring the gap 27 between the main body 17 and the outer body 19 on the surface 18 of the Main body 17 forms a bottom.
  • the height h26 of the web 26 corresponds to the height h26 of the channel 29. If the channel 29 formed with the dischargeable web 26 flows through a temperature control means during operation of the rotary body 01, the casting material forms a thermal insulation layer with respect to the main body 17 is particularly effective when the channel 29 has a bottom relative to the base body 17. The tempering is then effective only with respect to the outer body 19. The main body 17 is protected from thermal influences.
  • the casting material thus serves as an insulating material.
  • a casting material with interspersed glass beads, preferably glass hollow bodies, in particular glass hollow spheres, is particularly advantageous.
  • an insulating material ie a synthetic resin whose thermal expansion coefficient corresponds to that of the material of the base body 17 and the outer body 19 as well as possible and is thus adapted.
  • the outer body 19 and the base body 17 are aligned concentrically with each other during their assembly.
  • At least the bale 02 of the rotation body 01 has a base body 17 with a cylindrical surface 18 and an outer body 19 surrounding the surface 18 of the base body 17 (FIGS. 6a and 6b), wherein an inner diameter D19 of the outer body 19 is greater than an outer diameter D17 of the main body 17, wherein the rotational body 01 is characterized in that in an intermediate space 27 between the surface 18 of the base body 17 and the Inner side 24 of the outer body 19, a casting material, preferably an insulating material, in particular a pourable insulating material is introduced and the casting material or the insulating material in the intermediate space 27 at least one channel 29 is formed.
  • the channel 29 can also preferably helically around the main body 17 in the outer region of the bale 02 spiral. Similar to the previous embodiments, the channel 29 is traversed by a temperature control.
  • the outer body 19 is designed as a steel tube and the base body 17 is forged.
  • a fifth embodiment provides, as shown in FIG. 7, a rotary body 01 of a printing press with a bale 02, wherein a bale 02 is arranged in the bale 02, preferably passing through the bale 02, with a diameter D31, wherein the shaft 31 is a higher resistance to mechanical stress of the rotating body 01, preferably a higher strength, in particular a higher fatigue, breaking or bending fatigue strength than the bale 02 and wherein in the shaft 31 at least one leading into the bale 02 channel 32 is provided.
  • the shaft 31 is made of a material having a higher strength than that of a material of the bale 02.
  • the shaft 31 is therefore made in particular of a high-strength material with a corresponding modulus of elasticity in order to have a channel 32 with a diameter D32 and one in comparison to provide the cross-sectional area A31 of the shaft 31 as large a cross-sectional area A32 in the interior of the bale 02, without the strength properties of the entire body of rotation 01, such. B. its durability, breakage or Biege grillfesttechnik to affect. Since the strength properties in the material used for the bale 02, z. B.
  • a ferrous or aluminum-containing casting material are not too high, could be in a hub of the bale 02, which would consist of the same material as the rest of the bale 02, a channel 32 with a large cross-sectional area A32 to initiate the largest possible volume flow of a tempering agent, without strength properties to affect the rotation body 01.
  • the strength of the material of the shaft 31, however, should allow it to be provided with a channel 32 having a large cross-sectional area A32.
  • an axial bore with a diameter D32 between 8 mm and 30 mm is advantageously introduced, wherein the diameter D32 makes up about 40% of the diameter D31 of the shaft 31.
  • the cross-sectional area A32 of the channel 32 may be about 20% or more of the cross-sectional area A31 of the shaft 31.
  • the channel 32 is formed at least on one end face 33 of the shaft 31 and extends in the bale 02 z.
  • the shaft 31 itself extends advantageously as a respect to their structure and their material homogeneously and integrally formed component at least over the length L of the bale 02, said length L - as already mentioned - can reach up to 2400 mm.
  • the shaft 31 at its ends pin 22; 23 for storage and for the connection of a drive for the rotational movement of the rotating body 01 form.
  • a tempering for tempering the bale 02 in the bales 02 passed by z. B. a rotary feedthrough to the shaft 31, ie in particular at least one of its pins 22; 23 is connected.
  • the bale 02 For tempering at least the z. B. with at least one elevator assignable lateral surface 07 of the bale 02, the bale 02 at least one extending under the lateral surface 07 channel 29, wherein the channel 29 of the bale 02 extending through at least one substantially radially to the bale 02 Line, z. B. by a radial bore 34 or by an annular groove 37 shown in FIG.
  • bale 02 of a cast material, wherein the channel 29 of the bale 02 z. B. enclosed by the casting material of the bale 02 or according to one of the previously described embodiments of the rotating body 01 is formed.
  • the bale 02 can thus z. B. from a gray cast iron, cast steel or cast aluminum, whereas the shaft 31 z. B. of a preferably alloyed or tempered steel, in particular a high-strength steel with a corresponding modulus of elasticity, so that the body of revolution 01 is composed of at least two components, preferably different material with different strength properties and mutually different melting points.
  • the shaft 31 is z. B.
  • the shaft 31 can be poured into the bale 02.
  • the cast bale 02 is applied to the shaft 31 in particular by shrinking.
  • Other eligible joining techniques include gluing the shaft 31 in the bale 02 or by molding or introduction of suitable means such. B. by wedges or a tongue and groove connection.
  • a method for tempering at least one bale 02 of a rotating body 01 of a printing press wherein at least the bale 02 at least one of a preferably liquid temperature control medium with a constant flow rate through hollow body 03; 04 or channel 14; 16; 21; 29 having an inlet 08 and a drain 09 for the temperature control, is given by the fact that in the hollow body 03; 04 or channel 14; 16; 21; 29 on a route s between the inlet 08 and the outlet 09, wherein the distance s preferably corresponds to the length L of the bale 02, but at least the length of the printing area on the lateral surface 07 of the bale 02, to be exchanged between the bale 02 and the tempering Amount of heat by adjusting a flow velocity v08; v09 of the temperature control is kept constant.
  • 8 is an embodiment of the hollow body 03 for this purpose; 04 or channels 14; 16; 21; 29 removable.
  • the flow velocity v08; v09 of the tempering be adapted by z. B. a cross-sectional area A09 of the hollow body 03; 04 or channels 14; 16; 21; 29 at the outlet 09 with respect to a cross-sectional area A08 of the hollow body 03; 04 or channels 14; 16; 21; 29 is changed at the inlet 08.
  • the flow velocity v08; v09 of the tempering agent can be adapted by a depth t09 of the hollow body 03; 04 or channels 14; 16; 21; 29 at the outlet 09 opposite a depth t08 of the hollow body 03; 04 or channels 14; 16; 21; 29 is changed at the inlet 08.
  • the flow velocity v08; v09 of the tempering along the distance s to keep constant and the contact surface A07, which has the temperature control means to the lateral surface 07 of the bale 02 to change by the geometry of the contact surface A07 or their distance from the lateral surface 07 of the bale 02 is changed.
  • the rotary body 01 of a printing press on a bale 02 wherein at least in the bale 02 at least one of a tempering medium flow-through hollow body 03; 04 or channel 14; 16; 21; 29 is located with an inlet 08 and a drain 09 for the temperature control, wherein a in the hollow body 03; 04 or channel 14; 16; 21; 29 on a route s between the inlet 08 and the outlet 09 between the bale 02 and the tempering to be exchanged heat quantity by adjusting a flow velocity v08; v09 of the tempering agent is constant.
  • the distance s advantageously corresponds at least to the printing area along the length L of the bale 02.
  • the flow velocity v08; v09 of the tempering be adaptable by z. B. a cross-sectional area A09 of the hollow body 03; 04 or channels 14; 16; 21; 29 at the outlet 09 with respect to a cross-sectional area A08 of the hollow body 03; 04 or channels 14; 16; 21; 29 at the inlet 08 changes.
  • the flow velocity v08; v09 of the tempering agent can be adapted by a depth t09 of the hollow body 03; 04 or channels 14; 16; 21; 29 at the outlet 09 opposite a depth t08 the hollow body 03; 04 or channels 14; 16; 21; 29 at the inlet 08 changes.
  • a contact surface A07 of the hollow body 03 which faces the lateral surface 07 of the bale 02, changes; 04 or channel 14; 16; 21; 29 flowing through tempering not.
  • the flow velocity v08; v09 of the tempering along the distance s remain constant and the contact surface A07, which has the temperature control to the lateral surface 07 of the bale 02, be changed between the inlet 08 and the outlet 09 in geometry or in their distance from the lateral surface 07 of the bale 02.
  • This sixth embodiment of the rotary body 01 is particularly suitable for embodiments in which the inlet 08 and the outlet 09 of the temperature control are mounted on the same end face 11 of the bale 02.
  • the effect of this sixth embodiment of the rotating body 01 may, for. B. be achieved by that in a hollow body 03; 04 or channel 14; 16; 21; 29 constant cross-section a cross section along the distance s in a desired manner changing insert is introduced, said insert z. B. may be wedge-shaped. If the insert for the hollow body 03; 04 or the channel 14; 16; 21; 29 is formed as a fixed wedge, z. B. as a trained in its cross-section in the desired manner rod, in particular plastic rod, this wedge can cohesively or positively, for. B.
  • the insert is advantageously made of an insulating material, preferably a pourable insulating material, for.
  • a synthetic resin advantageously with interspersed glass hollow bodies, for. B. glass bubbles, preferably in a casting or injection molding in the hollow body 03; 04 or the channel 14; 16; 21; 29 is introduced and due to its thermal insulation effect the Temperianssstoff isolated from the main body 17 of the bale 02.
  • the use of a liner has the advantage that the hollow body 03; 04 or the channel 14; 16; 21; 29 in the bale 02 of the rotating body 01 z. B.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rolls And Other Rotary Bodies (AREA)
  • Auxiliary Devices For And Details Of Packaging Control (AREA)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Rotary Presses (AREA)
  • Printing Methods (AREA)
  • Paper (AREA)

Claims (24)

  1. Elément rotatif (01) d'une machine à imprimer avec une balle (02) avec un corps de base (17) avec une surface (18 cylindrique et un corps extérieur (19), le côté extérieur du corps extérieur (19) formant la surface d'enveloppe (07) de la balle (02), le corps extérieur (19) étant réalisé comme au moins une pièce coudée reposant sur la surface (18) à du corps de base (17) et reliée à la surface du corps de base (17), au moins une cavité (21) traversée par un agent de mise à température étant prévue entre un côté intérieur (24) du corps extérieur (19) et la surface (18) du corps de base (17), le corps de base (17) et le corps extérieur (19) étanchéifiant dans leur assemblage la cavité (21) au moins en direction de la surface d'enveloppe (07) de la balle, caractérisé en ce que la cavité (21) est réalisée dans le corps extérieur (19) sur son côté intérieur (24) d'une façon ouverte sur la surface (18) du corps de base (17).
  2. Elément rotatif (01) selon la revendication 1, caractérisé en ce que la pièce coudée présente un angle au centre (α) de moins de 360°.
  3. Elément rotatif (01) selon la revendication 1, caractérisé en ce que plusieurs pièces coudées présentant chacune au moins une cavité (21) en direction du pourtour (U) du corps de base (17) sur sa surface (18), les angles au centre appartenant aux pièces coudées (αi avec i comme indice de comptage pour les pièces coudées) se complétant pour obtenir au maximum 360°.
  4. Elément rotatif (01) selon la revendication 1 ou 3, caractérisé en ce que la pièce coudée ou chaque pièce coudée présente plusieurs cavités (21) ouvertes sur la surface (18) du corps de base (17).
  5. Elément rotatif (01) selon la revendication 1 ou 3, caractérisé en ce qu'un canal de serrage est disposé dans le corps de base (17), le canal de serrage présentant un dispositif de retenue, au moins un habillage pouvant être fixé avec le dispositif de retenue sur la surface d'enveloppe (07) de la balle (02), une ouverture ouvrant le canal de serrage et en forme de fente étant réalisée sur la surface d'enveloppe (07) de la balle (02), ouverture par laquelle des extrémités coudées des habillages à disposer sur la surface d'enveloppe (07) de la balle (02) pouvant être amenés au dispositif de retenue, la fente (20) est réalisée à partir de la pièce coudée ou des pièces coudées formant l'ouverture, la fente (20) étant présente entre des extrémités, espacées en direction du pourtour (U) du corps de base (17), de la même pièce coudée entourant le corps de base (17) ou entre différentes pièces coudées disposées de façon successive en direction du pourtour (U) du corps de base (17).
  6. Elément rotatif (01) selon la revendication 1, caractérisé en ce que la pièce coudée est formée dans sa section en une bague entourant la surface (18) du corps de base (17).
  7. Elément rotatif (01) selon la revendication 1, caractérisé en ce que le côté extérieur du corps extérieur (19) est doté d'au moins un habillage.
  8. Elément rotatif (01) selon la revendication 1, caractérisé en ce que le corps extérieur (19) est conçu de façon massive.
  9. Corps rotatif (01) selon la revendication 1, caractérisé en ce que le corps extérieur (19) présente une épaisseur radiale invariable.
  10. Elément rotatif (01) selon la revendication 1, caractérisé en ce que le corps extérieur (19) est réalisé non compressible.
  11. Corps rotatif (01) selon la revendication 1, caractérisé en ce que le corps extérieur (19) est relié de façon amovible à la surface (18) du corps de base (17).
  12. Elément rotatif (01) selon la revendication 1, caractérisé en ce que le corps extérieur (19) est relié de façon permanente à la surface (18) du corps de base (17).
  13. Elément rotatif (01) selon la revendication 1, caractérisé en ce que le corps extérieur (19) est relié par adhésion par matière ou complémentarité de forme à la surface (18) du corps de base (17).
  14. Elément rotatif (01) selon la revendication 1, caractérisé en ce que le corps extérieur (19) est relié par complémentarité de matière ou de forme sur les côtés avant (11) de la balle (02) à la surface (18) du corps de base (17).
  15. Elément rotatif (01) selon la revendication 1, caractérisé en ce qu'au moins le corps de base (17) est forgé.
  16. Elément rotatif (01) selon la revendication 1, caractérisé en ce qu'au moins le corps extérieur (19) est à base d'un acier.
  17. Elément rotatif (01) selon la revendication 1, caractérisé en ce que la cavité (21) est dirigée axialement vers la balle (02).
  18. Elément rotatif (01) selon la revendication 1, caractérisé en ce que la cavité (21) est agencée en forme de méandre.
  19. Elément rotatif (01) selon la revendication 1, caractérisé en ce que la cavité (21) est fraisée à l'intérieur.
  20. Elément rotatif (01) selon la revendication 1, caractérisé en ce qu'au moins deux cavités (21) sont disposées de façon équidistante entre elles.
  21. Elément rotatif (01) selon la revendication 1, caractérisé en ce que le corps de rotation (01) est un cylindre (01) guidant un tissu d'impression ou un rouleau (01) guidant un tissu d'impression.
  22. Elément rotatif (01) selon la revendication 1, caractérisé en ce que le corps de rotation (01) est conçu comme un cylindre porte-forme (01), comme un cylindre de transmission (01) ou comme un rouleau (01) dans un groupe encreur ou un dispositif de mouillage.
  23. Elément rotatif (01) selon la revendication 5, caractérisé en ce que l'ouverture présente une largeur de fente (S) de moins de 3 mm.
  24. Elément rotatif (01) selon la revendication 1, caractérisé en ce que le fluide de mise à température est un caloporteur liquide.
EP03776816A 2002-10-31 2003-10-23 Element rotatif de presse dote d'un corps creux Expired - Lifetime EP1556221B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP06100883A EP1695823A1 (fr) 2002-10-31 2003-10-23 Elément rotatif de presse doté d'un corps creux

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10250690 2002-10-31
DE10250690A DE10250690B4 (de) 2002-10-31 2002-10-31 Rotationskörper einer Druckmaschine mit einem Ballen
PCT/DE2003/003528 WO2004039589A1 (fr) 2002-10-31 2003-10-23 Element rotatif de presse dote d'un corps creux

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP06100883A Division EP1695823A1 (fr) 2002-10-31 2003-10-23 Elément rotatif de presse doté d'un corps creux

Publications (2)

Publication Number Publication Date
EP1556221A1 EP1556221A1 (fr) 2005-07-27
EP1556221B1 true EP1556221B1 (fr) 2006-11-22

Family

ID=32114999

Family Applications (2)

Application Number Title Priority Date Filing Date
EP06100883A Withdrawn EP1695823A1 (fr) 2002-10-31 2003-10-23 Elément rotatif de presse doté d'un corps creux
EP03776816A Expired - Lifetime EP1556221B1 (fr) 2002-10-31 2003-10-23 Element rotatif de presse dote d'un corps creux

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP06100883A Withdrawn EP1695823A1 (fr) 2002-10-31 2003-10-23 Elément rotatif de presse doté d'un corps creux

Country Status (6)

Country Link
US (1) US20060236543A1 (fr)
EP (2) EP1695823A1 (fr)
AT (1) ATE345929T1 (fr)
AU (1) AU2003286106A1 (fr)
DE (2) DE10250690B4 (fr)
WO (1) WO2004039589A1 (fr)

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GR1007354B (el) * 2009-12-15 2011-07-20 Icr Ιωαννου Αβεε, Κατασκευη κυλινδρου βαθυτυπιας με βαση απο αλουμινιο
WO2013113375A1 (fr) 2012-01-31 2013-08-08 Hewlett-Packard Indigo B.V. Dispositif moulé avec tubes implantés
JP7296810B2 (ja) * 2019-07-23 2023-06-23 アルテミラ製缶株式会社 印刷ロール
DE102021125087A1 (de) * 2020-10-22 2022-04-28 Heidelberger Druckmaschinen Aktiengesellschaft Verfahren zum Betreiben einer Flexodruckmaschine, Flexodruckmaschine, System, Flexodruckform und Hülse für eine Flexodruckform
CN114905836B (zh) * 2022-05-28 2023-11-03 浙江荣阳实业有限公司 一种高效柔性印刷机及其生产工艺
DE102022211429A1 (de) * 2022-10-27 2024-05-02 Bhs Corrugated Maschinen- Und Anlagenbau Gmbh Temperierwalzen-Anordnung

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EP0875376A1 (fr) * 1997-04-24 1998-11-04 Komori Corporation Dispositif de retournement de feuille pour machines rotatives à imprimer des feuilles

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EP0875376A1 (fr) * 1997-04-24 1998-11-04 Komori Corporation Dispositif de retournement de feuille pour machines rotatives à imprimer des feuilles

Also Published As

Publication number Publication date
EP1556221A1 (fr) 2005-07-27
EP1695823A1 (fr) 2006-08-30
WO2004039589A1 (fr) 2004-05-13
DE50305789D1 (de) 2007-01-04
US20060236543A1 (en) 2006-10-26
DE10250690A1 (de) 2004-05-19
AU2003286106A1 (en) 2004-05-25
ATE345929T1 (de) 2006-12-15
DE10250690B4 (de) 2006-03-02

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