EP1832419A2 - Elément d'atténuation de contraintes - Google Patents

Elément d'atténuation de contraintes Download PDF

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Publication number
EP1832419A2
EP1832419A2 EP07103639A EP07103639A EP1832419A2 EP 1832419 A2 EP1832419 A2 EP 1832419A2 EP 07103639 A EP07103639 A EP 07103639A EP 07103639 A EP07103639 A EP 07103639A EP 1832419 A2 EP1832419 A2 EP 1832419A2
Authority
EP
European Patent Office
Prior art keywords
transfer
transfer cylinder
relief element
cylinder
pad
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Withdrawn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
EP07103639A
Other languages
German (de)
English (en)
Other versions
EP1832419A3 (fr
Inventor
Andres Miescher
Beat Luginbühl
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.)
Wifag Maschinenfabrik AG
Original Assignee
Wifag Maschinenfabrik AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wifag Maschinenfabrik AG filed Critical Wifag Maschinenfabrik AG
Publication of EP1832419A2 publication Critical patent/EP1832419A2/fr
Publication of EP1832419A3 publication Critical patent/EP1832419A3/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Withdrawn legal-status Critical Current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
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/08—Cylinders
    • B41F13/193—Transfer cylinders; Offset cylinders

Definitions

  • the invention relates to a relief element, which is or can be arranged on a for a printing press, in particular Rollenrotationsdruck- or offset printing machine, provided transfer cylinder.
  • printing plates are provided at their in the direction of rotation leading and trailing ends in each case with a bend, which is also referred to as Abbug, wherein the bent part extends into the clamping device and is held therein.
  • plate cylinder may be provided which can accommodate more than a pressure plate over its circumference. Accordingly, several clamping devices must be provided on the circumference of the plate cylinder. Since only one clamping device is provided in the blanket cylinder, but then rolls a tensioning device on a part of the blanket cylinder, which has no tensioning device, which again leads to the above problems.
  • the prior art eliminates this problem in that the part of the circumference of the transfer cylinder which interacts with the additional clamping device of the plate cylinder has a relief element extending in the longitudinal direction of the transfer cylinder.
  • the relief element consists of a circumferentially provided flattening, which reduces the force acting on the bends of the printing plates during rolling.
  • An object of the invention is to improve the printing quality in a generic printing press.
  • the invention lies in a particularly ausgestalt relief element, which is located on the circumference of a transfer cylinder, for example a printing unit.
  • the printing unit or the transfer cylinder may be part of a printing press, in particular a rotary printing press or an offset printing press.
  • a printing press in particular a rotary printing press or an offset printing press.
  • Such an element can in particular be plate or layer-shaped, which may be arranged, for example, at least partially or approximately completely over the circumference or the peripheral surface of the transfer cylinder.
  • An element disposed directly on the circumference of the transfer cylinder may, for example, be in direct contact with the circumference of the transfer cylinder, in particular adhesively bonded or adhering by adhesion or at least adjacent to the circumference.
  • An element arranged indirectly on the circumference of the transfer cylinder can, for example, be in indirect contact with the circumference of the transfer cylinder, for example, if there is another, preferably thin, element, in particular a support, between the element and the transfer cylinder.
  • a system according to the invention may comprise the transfer cylinder and a plate cylinder rolling on the circumference of the transfer cylinder.
  • a small distance such as. As gap or nip exist.
  • the circumferentially rolling circumferences at least during operation touch.
  • the plate cylinder and / or the transfer cylinder can be adjusted so that the distance between the cylinders or their cylinder axes is adjustable. In particular, this can be used to set a printing gap or nip or the width of the nip.
  • the plate cylinder may have at least one mounting device for a printing plate.
  • the fastening device may extend in the longitudinal direction of the plate cylinder.
  • the attachment means may comprise a channel or groove which may extend in its or its depth from the outer circumference of the plate cylinder towards the interior of the plate cylinder.
  • the fastening device may further comprise elements which may preferably be located within the channel or the groove.
  • the fastening device can in particular hold at least one end of a printing plate.
  • the pressure plate can have at least one end which having a bend which extends into the fastening device, in particular its groove to z. B. to be held by the elements contained in the groove of the fastening device.
  • the pressure plate viewed in the direction of rotation, be held at its leading end and at its trailing end in a common fastening device or its groove or in different fastening devices or their grooves.
  • a single fastening device may be provided for the pressure plate, the pressure plate extending approximately completely around the circumference of the plate cylinder and being held with its leading and trailing ends in the fastening device.
  • a plurality of fasteners such as, B, two fasteners, may be disposed on the perimeter of the plate cylinder, with one end of the platen being held in one fastener and the other end of the platen being in the other fastener.
  • the fastening devices can be distributed approximately uniformly over the circumference, and / or between the fastening devices in each case a pressure plate can be clamped or clamped.
  • the fastening device in particular its groove can have a width of 1 to 30 mm.
  • the fastening device may be a so-called mini-cap and / or have a groove width of about 1 to 5 mm, and more preferably 2 to 3 mm.
  • the transfer cylinder can be arranged approximately at its periphery at least one extending in the longitudinal direction of the transfer cylinder relief element.
  • the at least one relief element can be z. B. extend over the measured along the longitudinal axis of the cylinder width, in particular printing width of the cylinder, z. B. be continuous.
  • the at least one relief element can, for. B. in several along the width of the cylinder juxtaposed printing plates also be divided into several along the longitudinal direction one after the other subsequent partial relief elements, preferably each pressure width can be assigned a partial relief element.
  • a plurality of relief elements can preferably be arranged uniformly over the circumference of the transfer cylinder.
  • a number of relief elements can be provided on the circumference of the transfer cylinder, which is 1 less than the number of fasteners provided on the plate cylinder.
  • a relief element may be provided at two provided for the plate cylinder fasteners on the transfer cylinder.
  • at least one, preferably exactly one fastening element can be provided on the transfer cylinder, with which an attachable to the circumference of the transfer cylinder transfer or blanket can be attached. If reference is made to a blanket, this also applies accordingly to a transfer cloth.
  • the blanket may extend substantially over the circumference of the transfer cylinder.
  • the blanket can be arranged with its seen in the direction of rotation leading and trailing ends in the fastener or be. For this purpose, the blanket z. B.
  • the plate cylinder and the transfer cylinder can roll on each other so that one of the at least one fastening device of the plate cylinder interacts with the discharge element of the transfer cylinder.
  • the plate cylinder and the transfer cylinder with respect to their rotational movement can be coordinated so that the fastening device and the relief element z. B. at each revolution simultaneously through the pressure nip or nip.
  • plate cylinders and transfer cylinders may have equal angular velocities. It is particularly preferred that the sum of the at least one relief element of the transfer cylinder and the at least one fastening means of the transfer cylinder can be equal to the number of fasteners arranged on the circumference of the plate cylinder.
  • the fastening means of the transfer cylinder and / or the relief elements of the transfer cylinder may be distributed over the circumference at the same pitch as the fastening means provided or provided on the plate cylinder (s). According to the invention, this ensures that a fastening device of the transfer cylinder or a discharge element of the transfer cylinder is provided for each attachment device of the plate cylinder.
  • an attachment means or relief member of the transfer cylinder passes through the nip or nip in an interactive manner. It is particularly preferred in that the bends of the ends of the pressure plate (s) held in a fastening device of the plate cylinder interact with the fastening device with a fastening device or a relief element of the transfer cylinder.
  • the plate cylinder may include two fasteners and the transfer cylinder may include a fastener and a relief member.
  • the rotations of the plate cylinder and the transfer cylinder can be coordinated so that interact per revolution, a fastening device with the other fastening device and a fastening device with the relief element.
  • the relief element can, for. B. groove-shaped or channel-shaped.
  • the relief element may have a width which is limited on both sides by one edge in each case.
  • such an edge can be formed by a side wall or groove flank of the groove.
  • the edge is understood, which is formed from a groove flank and an inner or outer circumferential surface.
  • the width of the groove may extend or be provided in the circumferential direction of the transfer cylinder.
  • the invention is characterized in particular by the fact that the at least one relief element is groove-shaped and / or a part of a lying between the edges of the ground at least one relief element is below a level which is formed by the connecting line of the two edges.
  • This at least one part or section can be z. B. located at one or more locations between the edges. For example, this part can be arranged in the region of the edges or / and approximately in the middle between the edges.
  • the reason of the at least one relief element may be between the two edges z. B. completely or at least partially below the level, which is formed by the connecting line of the two edges. For example, part of the reason such. B. the central region, even above the level, wherein preferably the part or parts of the ground in the region of the edges is below the level or lie.
  • the part of the ground may be at a distance of 0.1 mm to 1 mm, preferably 0.1 to 0.5 mm and more preferably 0.2 to 0.5 mm below the level.
  • the relief element may have a width which is greater or slightly larger or approximately equal to the width of the particular intended for the interaction fastening means of the plate cylinder.
  • the between the edges of one or at least one relief element may have a circumferentially extending distance of at least 2 mm to a maximum of 30 mm, preferably 5 mm to 20 mm.
  • the advantage of placing part of an inter-edge ground of the at least one relief element below a level formed by the connecting straight lines of the two edges is that the distance between the edges in the circumferential direction is reduced in contrast to the prior art can, which is a particular advantage in particular in fastening devices in the form of Minigap clamping devices.
  • the relief element according to the prior art can take place no reliable relief in minigap jigs or the width of the relief element would have to be much larger than the width of the Minigaps, which in turn could lead to disadvantages.
  • the edges of the at least one relief element or the relief element of at least one of transfer cylinder, arranged on the transfer cylinder pad, arranged on the transfer cylinder transfer or blanket and a arranged on the transfer cylinder pad can be formed.
  • the relief element having, for example, edges and a bottom can be formed by a single one of these elements or by several of these elements, or vice versa.
  • an underlying element may form the bottom and the overlying element the edges.
  • the relief element may preferably be a recess or groove which extends from the outside under the cylinder jacket surface of the transfer cylinder.
  • the relief element can, for. B. formed by prototyping, forming or separating on the transfer cylinder become. Forming can, for. B. forging and separating can z. B. be a material-removing machining, in particular milling, grinding, erosion or another machining process.
  • the relief element may be a recess or groove which extends from below the outer surface or from the inside under the inner surface of a lining arranged on the transfer cylinder or breaks through a lining arranged on the transfer cylinder.
  • the coating can z. B. be applied on the circumference of the transfer cylinder rubber layer.
  • the rubber layer can z. B, glued or vulcanized or solvable z. B. be applied by adhesion or by overstretching on the circumference of the cylinder.
  • the pad may be in direct contact with the peripheral surface of the transfer cylinder.
  • the relief element can be z. B. from the inner peripheral surface, which is formed by the contact surface to the transfer cylinder, extend into the covering.
  • the relief element may also extend from the outside, in particular the outer peripheral side into the covering.
  • the relief element can be a z. B. be approximately completely enclosed channel, which is located in pavement.
  • Such a channel may for example have an elongate cross-sectional shape, in which the width measured in the circumferential direction clearly outweighs the height measured in the radial direction.
  • an elliptical or square cross-sectional shape of the channel may be mentioned.
  • the said ratio between width and height can of course also apply correspondingly to a groove-shaped relief element.
  • the relief member may be a recess extending from under the outer surface or from the inside under the inner surface of an overlying member support such as a liner disposed on the transfer cylinder.
  • B. extends a blanket or breaks through a arranged on the transfer cylinder pad for an overlying element.
  • the pad can, for. B. serve to adjust the circumferential length or the diameter of the transfer cylinder for a correction of the printing length.
  • the relief element may be arranged in the base, such as. B. in the coating. Preferably, the relief element may break the pad or pad.
  • the pad or pad can over the circumference of the transfer cylinder be arranged, wherein the relief element is formed in the shape of a recess or a distance between two ends or abutting edges of the pads or the pads or the documents.
  • the ends or abutting edges may be spaced in the circumferential direction of the transfer cylinder, wherein the recess formed by the distance forms the relief element.
  • the pad or pad can z. B. be provided with an adhesive with which the pad or pad can be attached to the circumference of the transfer cylinder.
  • the pad can be attached to the underside, ie to the transfer cylinder associated side of a conventional transfer sheet.
  • the attachment of the pad can be made locally eg by a person who upgrades the machine for a print production, or already at the factory, which is particularly advantageous for the combination pad / transfer cloth. If an adhesive layer is provided on the substrate for the attachment, it is preferable to provide an adhesive that leaves no adhesive residue on the transfer cylinder or the transfer fabric when the substrate is removed from the transfer cylinder or transfer fabric.
  • the pad may, in particular, be a thin areal extended body which has perforations or cuts at the edges provided for the at least one relief element.
  • the covering or the base may have a length which corresponds approximately to the circumference of the transfer cylinder.
  • the pad can be shortened, starting from the circumferential length by the amount that is provided for the relief element.
  • the pad according to the desired number of relief elements prefabricated, namely having pre-cut or pre-perforated edges of relief elements. The strips formed between the cuts or perforations may form the relief element or elements by removal thereof, for example after the backing has been attached to the desired article.
  • a pad may be a plastic or metal foil or a cardboard or paper.
  • the thickness of the pad may correspond to the preferred distance of the part of the ground which is below the level formed by the straight line of the edges.
  • a plurality of liners or underlays may be provided on the transfer cylinder, which are arranged over its circumference, that the mutually facing ends of two adjacent documents are arranged with such a distance that the distance between the ends of the width of the relief element corresponds
  • the surface of the peripheral cylinder can be completely coated with a base, wherein at the desired locations for a relief element or for a fastening device in each case a strip is removed, whose width corresponds to that of a relief element.
  • the edges of the strip may be pre-cut or pre-perforated or cut or perforated in the state disposed on the transfer cylinder to be removed to form a relief member.
  • a transfer cloth arranged on the circumference of the transfer cylinder in particular a blanket, can have a substantial transfer layer, in particular a rubber layer, which is not extensibly arranged in the circumferential direction of the cylinder.
  • the relief member may be a recess or groove extending from underneath the outer surface or from underneath the inner surface of the transfer fabric.
  • the transfer fabric may comprise a carrier layer and a transfer layer.
  • the carrier layer may, for. B. serve to make the transfer sheet in the circumferential direction of the transfer cylinder substantially or in contrast to the transfer layer not stretchable.
  • the backing layer may serve to secure the transfer fabric in the fasteners or in the fastener.
  • the carrier layer has the bends for attachment to the transfer cylinder.
  • the carrier layer may, for. B. may be arranged on the transfer cylinder facing side of the transfer sheet.
  • the carrier layer may, for. B. be made of a fabric, in particular a metal fabric or a textile fabric.
  • the carrier layer can also be a film, in particular a metal foil or a metal sheet the transfer layer is arranged.
  • the carrier layer can be arranged, for example, within the transfer layer. B. in addition to the carrier layer still have layers that can reduce the extensibility of the transfer sheet in the circumferential direction.
  • the at least one relief element may be a recess which extends from the outside or from the inside under the surface of the carrier layer or the transfer layer or breaks through the transfer layer and / or the carrier layer.
  • the at least one relief element can also be formed in the transfer fabric, preferably in the transfer layer, so that the relief element is enclosed by the transfer fabric or the transfer layer inside and outside.
  • An inventive transfer cloth can, for. B. at least one relief element, which would extend or extend in a state arranged on the transfer cylinder in the longitudinal direction of the transfer cylinder.
  • at least one of the transfer cloth and the carrier layer has the relief element.
  • the width of the at least one relief element is bounded on both sides by one edge, wherein a portion of the lying between the edges of the bottom of the at least one relief element, in particular arranged in a on the circumference of the transfer cylinder State or in a developed state, below a level formed by the connecting line of the two edges.
  • Figure 1 shows a plate cylinder 2, which has two Befest Trentscimicht Institute 5.
  • the diametrically opposite fastening devices 5 each have a groove, in which further retaining elements (not shown) for holding ends of a pressure plate 3 are arranged.
  • two pressure plates 3 are each arranged or clamped between the two fastening devices 5.
  • the pressure plates 3 have bends 4, which extend into the fastening device 5 and are held therein.
  • the printing plates 3 have ink-receiving and ink-repellent points which serve to transmit a printed image to a transfer cylinder 1.
  • the outer periphery of the plate cylinder 2 formed by the pressure plates 3 rolls on an outer periphery of the transfer cylinder 1 formed by a blanket 11, whereby the printed image of the plate cylinder 2 is transferred to the blanket 11.
  • the blanket 11 extends over the circumference of the transfer cylinder 1 and is held by a fastening device 10.
  • the fastening device 10 has, such. As shown in Figure 3, extending in the longitudinal direction of the transfer cylinder 1 groove 15 in which further fasteners (not shown) for holding the ends of the blanket 11 are.
  • the blanket 11 has bends that extend into the fastening device 10, in particular in the groove 15, whereby the blanket 11 is held firmly on the circumference of the transfer cylinder 1.
  • the angular position and the angular velocity of transfer cylinder 1 and plate cylinder 2 are coordinated so that during a rotation of the transfer cylinder 1 and the plate cylinder 2, the fastening means 10 of the transfer cylinder 1 and one of the two Befest Trentsseimichtept 5 of the plate cylinder 2 during the passage of a nip or a pressure nip, namely where the plate cylinder 2 and the transfer cylinder 1 interact, at the same time through the pressure nip or nip.
  • the other fastening device 5 of the two fastening devices 5 passes through the pressure nip, no fastening device 10 being present at the corresponding angular position of the transfer cylinder 1, which interacts with the other fastening device 5 or can simultaneously pass through the nip or pressure nip.
  • the bends 4 of the pressure plates 3 held in the other fastening device 5 would be subjected to a greater load than the bends 4 of the fastening device 5, which can interact with the fastening device 10 of the transfer cylinder 1, which results in the initially mentioned problems with regard to print quality.
  • a relief element 6 is provided, which relieves the bends 4 of the printing plates 3.
  • a relief element 6 is known from the prior art, which is formed in the shape of a circumferentially formed, extending in the longitudinal direction of the transfer cylinder 1 flattening. Where the circumference of the flattening, cutting lines or edges arise 7. On the connecting line between the edges 7 is the bottom 8 of the relief element 6. The reason 8 points to the mental continuity, which is represented by a dash-dotted curved line , a maximum distance s.
  • the edges 7 have a distance b to each other. The dimension s is dependent on the radius and the width b.
  • FIG. 3 shows a transfer cylinder 1 according to the invention which has a relief element 6 which extends along the longitudinal axis of the transfer cylinder 1.
  • the groove-shaped relief element 6 has a width b, which is measured between two edges 7.
  • the relief element 6 has a base 8, in particular a groove bottom, which has a distance t from the imaginary connecting straight line 9 of the two edges 7, shown in dot-dash lines.
  • the groove bottom 8 is approximately flat and approximately parallel to the imaginary Connecting line 9.
  • the relief element 6 is limited in terms of the width b of two groove flanks.
  • the groove flanks can, for example, be approximately perpendicular to the groove base or extend approximately in the radial direction.
  • the relief element 6 can be produced, for example, by milling or another production method mentioned herein. Diametrically opposite the relief element 6 is a groove 15 for the fastening device 10 ( Figure 1).
  • Figure 4 shows a transfer cylinder 1 with a relief element 6 according to the invention.
  • the relief element 6 is groove-shaped and extends along the longitudinal axis of the transfer cylinder 1.
  • the relief element 6 has a width b measured between the edges 7.
  • the relief element 6 has a base 8, in particular a groove bottom, which is curved.
  • the groove bottom can be arbitrarily curved, such as convex. As shown here, the groove bottom is curved with the radius corresponding to the outer radius of the transfer cylinder 1 minus the measure t 2 .
  • the dimension t 2 corresponds to the distance that the part of the base 8 that is in the region of the edges 7 is. At least this part can be below the level of connecting edges 9 connecting the edges 7.
  • the distance t 1 may also be 0, or a part of the ground 8 located between the edges 7 may also be above the level formed by the connecting line 9, as long as part of the ground 8 is below that of the connecting line 9 level is formed.
  • the base 8 of the relief element 6 shown in FIG. 4 is convex.
  • FIG. 5 shows a relief element 6 which has a concave bottom 8.
  • the relief element 6 has a width b measured between the edges 7.
  • the located approximately in the middle between the two edges 7 part of the bottom 8 of the relief element 6 has a distance t to the level formed by the connecting line of the two edges 7.
  • the reason, in particular a part of the reason 8, is below the level of the connecting line 9.
  • the edges 7 may also be rounded be.
  • the edges 7 can z. B. be defined where the connecting line 9 touches the rounded edge areas
  • Figure 6 shows a cross-sectional view of a developed blanket along its direction provided for the circumferential direction.
  • the blanket 11 shown by way of example is subdivided into areas A, B, C and D for purposes of illustration, each of which has a different embodiment of a relief element 6.
  • the blanket 11 comprises a carrier layer 13 and a rubber layer 12 applied to the carrier layer 13.
  • the carrier layer 13 has a thickness d 13 and the rubber layer 12 has a thickness d 12 .
  • B. a thickness d 13 of about 100 to 500 microns, in particular 200 to 300 microns or 250 microns.
  • the rubber layer can z. B. have a thickness d 12 of 1000 to 3000 microns, in particular 1950 microns.
  • the relief member 6 is located in the rubber layer 12.
  • the relief member 6 is formed in the regions A and C as a groove whose bottom 8 is also formed by the rubber layer 12.
  • the relief element 6 extends from the outer peripheral side below the level of the imaginary between the edges 7 connecting line.
  • the relief element 6 extends from the direction of the inner, i. the cylinder-facing peripheral surface in the rubber layer below the level which is formed by the imaginary between the edges 7 connecting line.
  • region B the relief element 6 is formed as an interruption of the rubber layer 12, the base 8 of the relief element 6 being formed by the carrier layer 13.
  • the relief element 6 shown in region D comprises a channel completely enclosed by the rubber layer 12, which may in particular have a cross-sectional shape of a rectangle.
  • FIG. 7, like FIG. 6, shows a rubber blanket 11, different embodiments of a relief element 6 for the carrier layer 13 being indicated in the regions A, B and C, respectively.
  • the embodiments of a relief element 6 shown in the areas A and C each have a depth t, which is in particular smaller than the thickness d 13 of the carrier layer 13, wherein the carrier layer 13 forms the bottom 8 of the relief element 6.
  • the carrier layer 13 may, for. B. be made of metal.
  • the relief elements 6 can z. In the carrier layer 13 may be embossed or produced by another manufacturing method mentioned herein.
  • region B the relief element 6 is formed by a complete opening of the carrier layer 13, the base 8 of the relief element 6 being formed by the rubber layer 12.
  • the relief element 6 extends from the inner peripheral surface of the blanket 11 below the level formed by the connecting straight line connecting the edges 7.
  • Figure 8 shows a coating 14 or a pad 14, the z. B, as an outer layer on a circumference of the plate cylinder 1 or as an intermediate layer z. B. can be arranged to cover with a blanket 11 or a conventional blanket on the circumference of the transfer cylinder 1.
  • the pad 14 can be placed between transfer cloth 11 and cylinder 1, using e.g. can be attached to the transfer cloth 11 or the cylinder 1.
  • the pad 14 may have an adhesive layer (not shown), the z. B. is covered by a peelable film prior to attaching the pad to the desired object to protect the adhesive layer.
  • an adhesive may be used for the adhesive layer, which leaves no adhesive residue when removing the pad 14 from the object to which the pads 14 was attached.
  • the pad 14 or the pad 14 is referred to only as a pad 14.
  • the pad 14 has a thickness d 14 .
  • the relief elements 6 in the areas A, B and C each have a width b.
  • the relief elements 6 from the areas A and C have a depth t, which is less than the thickness d 14 of the pad 14, whereby the bottom of the relief element 6 is formed by the pad 14.
  • the relief element 6 shown in region A extends from the outer peripheral surface below the level formed by the imaginary connecting straight line connecting the edges 7.
  • the relief element 6 shown in Figure C extends below the level from the inner circumferential surface.
  • the relief element 6 shown in area B consists in a Interruption of the pad 14, wherein the mutually facing abutting edges of the pad have a distance b, which forms the relief element.
  • the reason of the relief element 6 is formed by an element disposed above or below, in particular by the peripheral surface of the transfer cylinder 1, when the pad 14 z. B. is arranged on the transfer cylinder 1.
  • the pad 14 may, for. B. are glued to the transfer cylinder.
  • the relief members 6 may be made by a manufacturing method described herein. In particular, the relief elements 6 shown in regions A and C can be produced by impressing.
  • the pad 14 may, as not shown in FIG. 8, comprise a relief element 6, as the rubber layer 12 has in the region D of FIG.
  • the relief element 6 shown in area B can be achieved by adhering ends of the base 14 to each other at a distance b or by pre-perforating the base 14 at the edges 7 at a distance b or by precutting the base 14 at the edges 7 at the distance b are generated, wherein at pre-cut or pre-perforated edges 7, in particular after placement on the circumference of the transfer cylinder 1 located between the edges 7 strips with the width b is removed.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Printing Plates And Materials Therefor (AREA)
EP07103639A 2006-03-07 2007-03-06 Elément d'atténuation de contraintes Withdrawn EP1832419A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200610010551 DE102006010551A1 (de) 2006-03-07 2006-03-07 Entlastungselement

Publications (2)

Publication Number Publication Date
EP1832419A2 true EP1832419A2 (fr) 2007-09-12
EP1832419A3 EP1832419A3 (fr) 2009-12-23

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP07103639A Withdrawn EP1832419A3 (fr) 2006-03-07 2007-03-06 Elément d'atténuation de contraintes

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EP (1) EP1832419A3 (fr)
DE (1) DE102006010551A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2829402A3 (fr) * 2013-07-26 2015-09-02 manroland web systems GmbH Unité d'impression offset et habillage pour le blanchet

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BR0014746A (pt) * 1999-10-15 2002-07-02 Rotation Dynamics Corp Método para fabricação de uma blanqueta com manga costurada para uma prensa de impressão, blanqueta com manga costurada para utilização em uma prensa de impressão, método para utilização de uma blanqueta com manga costurada em uma prensa de impressão, e, combinação
DE10025374A1 (de) * 2000-05-23 2001-11-29 Roland Man Druckmasch Gummizylinderhülse, insbesondere für Offset-Rollenrotationsdruckmaschinen
WO2005058601A2 (fr) * 2003-12-16 2005-06-30 Koenig & Bauer Aktiengesellschaft Blanchet a plaque support indeformable, procede de production d'un tel blanchet et mecanisme d'impression pour machine a imprimer sans dispositif de mouillage
DE102004013552A1 (de) * 2004-03-19 2005-10-06 Goss International Montataire S.A. Aufzughülse für einen Zylinder in einer Druckmaschine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2829402A3 (fr) * 2013-07-26 2015-09-02 manroland web systems GmbH Unité d'impression offset et habillage pour le blanchet

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DE102006010551A1 (de) 2007-09-13

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