EP1712359B1 - Device and process for pressing a covering against a rotary press printing cylinder - Google Patents
Device and process for pressing a covering against a rotary press printing cylinder Download PDFInfo
- Publication number
- EP1712359B1 EP1712359B1 EP06007231A EP06007231A EP1712359B1 EP 1712359 B1 EP1712359 B1 EP 1712359B1 EP 06007231 A EP06007231 A EP 06007231A EP 06007231 A EP06007231 A EP 06007231A EP 1712359 B1 EP1712359 B1 EP 1712359B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- cylinder
- pressure
- working
- clothing
- channel
- 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.)
- Not-in-force
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F27/00—Devices for attaching printing elements or formes to supports
- B41F27/12—Devices for attaching printing elements or formes to supports for attaching flexible printing formes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F27/00—Devices for attaching printing elements or formes to supports
- B41F27/12—Devices for attaching printing elements or formes to supports for attaching flexible printing formes
- B41F27/1206—Feeding to or removing from the forme cylinder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F27/00—Devices for attaching printing elements or formes to supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2227/00—Mounting or handling printing plates; Forming printing surfaces in situ
- B41P2227/10—Attaching several printing plates on one cylinder
- B41P2227/11—Attaching several printing plates on one cylinder in axial direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2227/00—Mounting or handling printing plates; Forming printing surfaces in situ
- B41P2227/60—Devices for transferring printing plates
- B41P2227/62—Devices for introducing printing plates
Definitions
- the invention relates to a device and a method for pressing a fabric to a printing cylinder of a rotary printing machine by means of at least one pressure roller, which is adjustable by means of a working cylinder to the printing cylinder.
- the EP 712 725 B2 shows along a forme cylinder arranged on a support pressure rollers, which can be adjusted by means of a pneumatic cylinder to a cylinder located on the forme flexible printing plate.
- the pressure chambers of the working cylinders are fed via hoses with compressed air.
- this device is disadvantageous that increases with an increasing number of working cylinders of the effort and space required for laying the hose lines. From the US 5,718,175 A is also a generic pressing device with a channel known.
- the object is achieved with the features of the independent claims 1 and 13.
- the device saves hose lines that are replaced by the channels of the wearer.
- the designed as a profile carrier allows its space and weight-saving design with a small cross-section.
- the profile carrier allows the assembly of the working cylinder with little effort.
- the device for a different number of working cylinders and pressure rollers and thus for different widths printing cylinder is easily modifiable. Overall, a cost-saving production of the device for a variety of installation variants is possible.
- the apparatus shown comprises a carrier 1, which is formed as a profile, that is, has a profile-shaped cross-section, as in Fig. 2 shown.
- the carrier 1 includes in its longitudinal direction juxtaposed twelve working cylinder 2 to 13, which are inserted and secured in a respective bore 14.
- the working cylinders 2 to 13 advantageously have a cup-shaped cylinder 15, in which a piston 16 together with the piston rod 17 is located.
- an axle 18 is fixed, on which two pressure rollers 19 are rotatably mounted ( Fig. 1 . 6 ).
- only one pressure roller 19 could be mounted in a fork.
- the device is arranged along a forme cylinder 20 which carries four printing plates 21 to 24 next to one another in the axial direction. In Fig. 6 These printing plates 21 to 24 are shown schematically. Instead of a forme cylinder, the device could for example also be arranged on a transfer cylinder, which carries a blanket as a covering.
- the carrier 1 has, in the longitudinal direction, a first channel 25, which communicates with the pressure chambers 29 for retracting the pressure rollers 19, that is to say with the piston rod-side pressure chambers, of all working cylinders 2 to 13.
- the cylinder 15 has a bore 26 which communicates via a channel system 27 with the first channel 25 ( Fig. 2 ).
- the pressure chambers 28 for the extension of the pressure rollers 19 are available from the working cylinders 2 to 13 assigned to a printing forme 21 to 24. So the piston bottom side pressure chambers, each with a separate channel 30 to 33 in flow communication. Specifically, the piston bottom side pressure chambers of the working cylinder 2 to 4 with the channel 30, the piston bottom side pressure chambers of the working cylinder 5 to 7 with the channel 32, the piston bottom side pressure chambers of the working cylinder 8 to 10 with the channel 32 and the piston bottom side pressure chambers of the working cylinder 11 to 13th with the channel 33 in fluid communication. To make this connection, the bottom of the cylinder 15 is provided with a hole 34.
- the bore 14 is connected via a transverse bore 34 with the associated channel 30 or 31 or 32 or 33 in conjunction.
- the bore 14 is sealed to the bottom of the cylinder 15 with a circular ring 36.
- an end plate 37 is screwed, which has threaded holes 38 into which the channels 25, 30 to 33 of the carrier 1 open. While in the one end plate 37 connecting pieces 39 for the connection of the compressed air supplying hoses are screwed into the threaded holes 38 ( Fig. 1 ), the threaded holes 38 of the other end plate 37 are closed with screw plugs 40. The latter was in Fig. 5 shown in place of the connecting pieces 39 to be shown.
- the carrier 1 is advantageously made of a light metal extruded profile.
- the profile contains as a closed profile already the channels 25, 30 to 33 for the air supply and can be provided with further recesses, which allow an optimization of high stiffness and low mass.
- the pressure rollers 19 are arranged in a protective housing 41, which closes the forme cylinder 20 with four side by side opening flaps 42 to 45.
- Each printing plate 21 to 24 is assigned an opening flap 42 to 45 ( Fig. 6 ).
- the opening flaps 42 to 45 are from an intermediate the pressure rollers 19 and the forme cylinder 20 located adjustment range of the pressure rollers 19 wegbewegbar.
- the opening flaps 42 to 45 are pivotally mounted on the protective housing 41 and carry a swivel joint 46, on which a coupling 47 is articulated, which is pivotally connected to the piston rod 17 of a working cylinder 2 to 13.
- the coupling 47 is rotatably mounted on the attached to the piston rod 17 axis 18 ( Fig. 6 and 2 ).
- the piston rod 17, the coupling 47, the opening flap 42 to 45 and the protective housing 41 form a slider-crank mechanism.
- the opening flaps 42 to 45 are opened or closed with the elimination of separate drives when extending and retracting the pressure rollers 19.
- the applicability of the drive of the opening flaps is not limited to the described embodiment of the support of the device for pressing a fabric.
- the protective housing 41 has a U-shaped cross section, wherein a leg 48 and the opening flap 42 to 45 in the open state serve as protection for the inlet gaps between the pressure rollers 19 and the forme cylinder 20.
- a leg 48 and the opening flap 42 to 45 in the open state serve as protection for the inlet gaps between the pressure rollers 19 and the forme cylinder 20.
- an adjustable to the inlet gap bar 49 is screwed ( Fig. 2 and 3 ).
- the device is pivotable about an axis 50 of the forme cylinder.
- the device is mounted on two threaded into the frame, mounted on the axis 50 threaded bolt 51 ( Fig. 4 ).
- a support plate 53 is fixed, which includes a counterbore 52, with which the support plate 53 bears on a collar 54 of the threaded bolt 51.
- Each stud 51 is indirectly screwed into the frame of the rotary printing press, in a bushing 55 which is screwed to a side plate 56 which is fixed in the frame of the rotary printing press.
- the support plate 53 Centrally to the counterbore 52, the support plate 53 still has a through hole 57 into which a cylindrical projection 58 of the sleeve 55 projects. From this bore 57 performs a counterbore 52 with detected Ausschlitzung 59 to the edge of the support plate 53rd
- each Screw 60 protrudes with a projection into a fixing plate 61, which is an adjustment of the angle of attack ⁇ of the device on the forme cylinder 20 enabling adjustable on the side plate 56 is screwed.
- an operating channel 62 is arranged ( Fig. 2 . 3 ), the sensors 63 for signaling the opening state of the opening flaps 42 to 45 and each area of a printing form 21 to 24 associated with an operating switch 64 for controlling a changing process of the printing plates 21 to 24 contains.
- the sensor 63 can, for example, scan a magnetic field of the piston 16 of that working cylinder 2 to 13, which drives the opening flap 42 to 45 via the coupling 47.
- the elements of the control channel 62 are arranged symmetrically. Furthermore, the hose connections and connections for the electrical lines can be brought out optionally at each end of the control channel 62. This allows pre-installation of all components.
- the operating channel 62 can be screwed independently of the installation position of the device on the printer-facing side. By means of these possibilities of assembling the operating channel 62 and the device, all the required installation variants can advantageously be realized.
- the device is employed with an acute angle of attack ⁇ on the forme cylinder 20.
- angle of attack ⁇ the angle between the thrust direction of a working cylinder 2 to 13 and the tangent to the forme cylinder 20 is defined in the setting point of the pressure roller 19, measured at the bottom of the device.
- the strip 49 is screwed to the leg 48 of the protective housing 41 so that only a small inlet gap to the forme cylinder 20 is established.
- the device with an obtuse angle ⁇ on the forme cylinder 20 is arranged.
- the bar 49 is screwed correspondingly offset on the leg 48, in turn, to obtain a small inlet gap.
- the device has been arranged closer to the cylinder 20, that is, it is worked with a shorter Anstellweg the pressure rollers 19 to set the desired size of the inlet gap on the opening flap 42 with the associated position of the opened opening flap 42.
- the extended state of the pressure roller 19, that is their investment state on the forme cylinder 20 is in the Figures 2 and 3 shown in phantom.
- the device can be pivoted or removed. After loosening the screws 60 and unscrewing their approach from the Fixierpiatten 61 ( Fig. 5 ), the device on the respective collar 54 of the threaded bolt 51 is pivotable about the axis 50 ( Fig. 4 ). After unscrewing the collar 54 of the threaded bolt 51 from the region of the countersunk holes 52, the device can be pulled out of the region of the threaded bolt 51 via the cutouts 59 and removed from the rotary printing press.
- the first channel 25 compressed air is supplied to the pressure p1.
- the ducts 30 and 31 is supplied with compressed air at the pressure p2, which generates in the pressure chambers 28 for the extension into the working cylinder 2 to 7 an extending force F2, which is greater than the force F1.
- the channels 30 and 31 are switched pressure-free.
Landscapes
- Rotary Presses (AREA)
- Supply, Installation And Extraction Of Printed Sheets Or Plates (AREA)
- Treatment Of Fiber Materials (AREA)
- Rolls And Other Rotary Bodies (AREA)
Abstract
Description
Die Erfindung betrifft eine Vorrichtung und ein Verfahren zum Andrücken einer Bespannung an einen Druckwerkzylinder einer Rotationsdruckmaschine mit Hilfe mindestens einer Andrückrolle, die mittels eines Arbeitszylinders an den Druckwerkzylinder anstellbar ist.The invention relates to a device and a method for pressing a fabric to a printing cylinder of a rotary printing machine by means of at least one pressure roller, which is adjustable by means of a working cylinder to the printing cylinder.
Die
Aus der
From the
Es ist Aufgabe der Erfindung, eine Vorrichtung zum Andrücken einer Bespannung an einen Druckwerkzylinder zu schaffen, die sich durch einen geringen Platzbedarf auszeichnet und kostengünstig erstellbar ist. Außerdem ist ein Verfahren zu schaffen.It is an object of the invention to provide a device for pressing a fabric to a printing cylinder, which is characterized by a small footprint and is inexpensive to create. In addition, a procedure is to be created.
Die Aufgabe wird erfindungsgemäß mit den Merkmalen der unabhängigen Ansprüche 1 und 13 gelöst. Die Vorrichtung erspart Schlauchleitungen, die durch die Kanäle des Trägers ersetzt werden. Außerdem ermöglicht der als Profil ausgeführte Träger dessen Platz und Gewicht sparende Ausführung mit einem kleinen Querschnitt. Weiterhin ermöglicht der Profilträger die Montage der Arbeitszylinder mit geringem Aufwand. Auch ist die Vorrichtung für eine unterschiedliche Anzahl von Arbeitszylindern und Andrückrollen und somit für unterschiedlich breite Druckwerkzylinder einfach modifizierbar. Insgesamt wird eine kostensparende Fertigung der Vorrichtung für vielfältige Einbauvarianten möglich.The object is achieved with the features of the
Weitere Merkmale und Vorteile ergeben sich aus den Unteransprüchen in Verbindung mit der Beschreibung.Other features and advantages will become apparent from the dependent claims in conjunction with the description.
Die Erfindung soll nachfolgend an einem Ausführungsbeispiel näher erläutert werden. In den zugehörigen Zeichnungen zeigt schematisch:
- Fig. 1:
- eine Vorrichtung zum Andrücken einer Bespannung, perspektivisch dargestellt,
- Fig. 2:
- den Schnitt II-II nach
Fig. 1 , - Fig. 3:
- eine Anbauvariante zu
Fig. 2 , - Fig. 4:
- den Schnitt IV-IV nach
Fig. 1 , - Fig. 5:
- den Schnitt V-V nach
Fig. 1 , wobei unter anderem die Variante der in die Endplatte eingeschraubten Verschlussschrauben gezeigt ist, - Fig. 6:
- eine Draufsicht auf den Träger mit einer Darstellung der Druckmittelführung.
- Fig. 1:
- a device for pressing a fabric, shown in perspective,
- Fig. 2:
- the section II-II after
Fig. 1 . - 3:
- a cultivation variant too
Fig. 2 . - 4:
- the section IV-IV after
Fig. 1 . - Fig. 5:
- the section VV after
Fig. 1 showing, inter alia, the variant of the locking screws screwed into the end plate, - Fig. 6:
- a plan view of the carrier with a representation of the pressure medium guide.
Die in
Die Vorrichtung ist längs eines Formzylinders 20 angeordnet, der in Achsrichtung nebeneinander vier Druckformen 21 bis 24 trägt. In
Die Andrückrollen 19 sind in einem Schutzgehäuse 41 angeordnet, das zum Formzylinder 20 hin mit vier nebeneinander angeordneten Öffnungsklappen 42 bis 45 abschließt. Dabei ist jeder Druckform 21 bis 24 jeweils eine Öffnungsklappe 42 bis 45 zugeordnet (
Das Schutzgehäuse 41 hat einen U-förmigen Querschnitt, wobei ein Schenkel 48 sowie die Öffnungsklappe 42 bis 45 im geöffneten Zustand als Schutz für die Einlaufspalte zwischen den Andrückrollen 19 und dem Formzylinder 20 dienen. Dabei ist auf den einen Schenkel 48 eine zu dem Einlaufspalt verstellbare Leiste 49 geschraubt (
Die Vorrichtung ist um eine Achse 50 von dem Formzylinder wegschwenkbar. Hierzu ist die Vorrichtung auf zwei in das Gestell eingeschraubten, auf der Achse 50 angeordneten Gewindebolzen 51 gelagert (
Die Arbeitsstellung der Vorrichtung wird mittels jeweils einer in die Tragplatten 53 eingeschraubten Schraube 60, die zur Achse 50 beabstandet ist, fixiert. Jede Schraube 60 ragt mit einem Ansatz in eine Fixierplatte 61, die eine Justierung des Anstellwinkels α der Vorrichtung an dem Formzylinder 20 ermöglichend einstellbar am Seitenblech 56 angeschraubt ist.The working position of the device is fixed by means of one screwed into the
Längsseitig an dem Träger 1 ist ein Bedienkanal 62 angeordnet (
Gemäß
Für gewisse Bedienvorgänge, beispielsweise das Wechseln von Gummitüchern oder das Aus- und Einbauen von Farb- und Feuchtwalzen und deren Justierung, kann die Vorrichtung geschwenkt oder ausgebaut werden. Nach Lockern der Schrauben 60 und Herausdrehen ihres Ansatzes aus den Fixierpiatten 61 (
Das Andrücken der Druckform 21 bis 24 erfolgt durch Ausfahren der ihr zugeordneten Andrückrollen 19 gegen den Formzylinder 20 im Rahmen eines Plattenwechselvorganges, der über die Maschinensteuerung oder an den Bedienschaltern 64 ausgelöst werden kann. Das Aus- und Einfahren der Andrückrollen 19 geschieht durch eine gezielte Beaufschlagung der Arbeitszylinder 2 bis 13, die mittels einer Ventilsteuereinheit 65 erfolgt (
- p1 ≈ 1 bar
- p2 ≈ 5 bar
- p3 ≈ 3 bar.
- p1 ≈ 1 bar
- p2 ≈ 5 bar
- p3 ≈ 3 bar.
Um alle Andrückrollen 19 im eingefahrenen Zustand zu halten, wird dem ersten Kanal 25 Druckluft mit dem Druck p1 zugeführt. In allen Arbeitszylindern 2 bis 13 wird dabei eine einziehende Kraft F1 erzeugt. Um beispielsweise die den Druckformen 21 und 22 zugeordneten Andrückrollen 19 gegen diese und den Formzylinder 20 auszufahren (der Zustand ist in
Für den Fall, dass nur eine Druckform, z. B. die Druckform 21, gewechselt werden soll und das Spannsystem des Formzylinders 20 gleichzeitig eine zweite Druckform 22 freigibt, wird letztere durch die zugehörigen Andrückrollen 19 weiterhin sicher auf dem Formzylinder 20 gehalten und mit dem Aufspannen der neuen Druckform 21 vom Spannsystem des Formzylinders 20 wieder mit festgespannt. Andererseits ist es möglich, bei Formzylindern 20 mit getrennten Spannsystemen pro Druckform 21 bis 24 durch Speisung des entsprechenden Kanals 30 bis 33 lediglich bei nur einer Druckform 21 bis 24 die Andrückrollen 19 anzustellen.In the event that only one printing form, z. B. the
- 11
- Trägercarrier
- 22
- Arbeitszylinderworking cylinder
- 33
- Arbeitszylinderworking cylinder
- 44
- Arbeitszylinderworking cylinder
- 55
- Arbeitszylinderworking cylinder
- 66
- Arbeitszylinderworking cylinder
- 77
- Arbeitszylinderworking cylinder
- 88th
- Arbeitszylinderworking cylinder
- 99
- Arbeitszylinderworking cylinder
- 1010
- Arbeitszylinderworking cylinder
- 1111
- Arbeitszylinderworking cylinder
- 1212
- Arbeitszylinderworking cylinder
- 1313
- Arbeitszylinderworking cylinder
- 1414
- Bohrungdrilling
- 1515
- Zylindercylinder
- 1616
- Kolbenpiston
- 1717
- Kolbenstangepiston rod
- 1818
- Achseaxis
- 1919
- Andrückrollecapstan
- 2020
- Formzylinderform cylinder
- 2121
- Druckformprinting form
- 2222
- Druckformprinting form
- 2323
- Druckformprinting form
- 2424
- Druckformprinting form
- 2525
- erster Kanalfirst channel
- 2626
- Bohrungdrilling
- 2727
- Kanalsystemchannel system
- 2828
- Druckraumpressure chamber
- 2929
- Druckraumpressure chamber
- 3030
- Kanalchannel
- 3131
- Kanalchannel
- 3232
- Kanalchannel
- 3333
- Kanalchannel
- 3434
- Lochhole
- 3535
- Querbohrungcross hole
- 3636
- RundringO-ring
- 3737
- Endplatteendplate
- 3838
- Gewindebohrungthreaded hole
- 3939
- Anschlussstückconnector
- 4040
- VerschlussschraubeScrew
- 4141
- Schutzgehäusehousing
- 4242
- Öffnungsklappeopening flap
- 4343
- Öffnungsklappeopening flap
- 4444
- Öffnungsklappeopening flap
- 4545
- Öffnungsklappeopening flap
- 4646
- Drehgelenkswivel
- 4747
- Koppelpaddock
- 4848
- Schenkelleg
- 4949
- Leistestrip
- 5050
- Achseaxis
- 5151
- Gewindebolzenthreaded bolt
- 5252
- Senkbohrungcountersink
- 5353
- Tragplattesupport plate
- 5454
- BundFederation
- 5555
- BuchseRifle
- 5656
- SeitenblechPage sheet
- 5757
- Bohrungdrilling
- 5858
- Ansatzapproach
- 5959
- AusschlitzungAusschlitzung
- 6060
- Schraubescrew
- 6161
- Fixierplattefixing
- 6262
- BedienkanalOperation channel
- 6363
- Sensorsensor
- 6464
- Bedienschaltercontrol switch
- 6565
- VentilsteuereinheitValve control unit
- p1p1
- Druckprint
- p2p2
- Druckprint
- p3p3
- Druckprint
- F1F1
- Kraftforce
- F2F2
- Kraftforce
- F3F3
- Kraftforce
- αα
- Anstellwinkelangle of attack
Claims (14)
- A device for pressing a clothing (21 to 24) against a printing couple cylinder (20) of a rotary printing press having at least one pressure roller (19) which upon the mounting of the clothing (21 to 24) can be engaged with the printing couple cylinder (20) in its region by means of a working cylinder (2 to 13), wherein the working cylinder (2 to 13) is fastened to a carrier (1) arranged in the stand of the rotary printing press and the carrier (1) is designed as profile which in longitudinal direction of the carrier (1) comprises channels (25, 30 to 33) which are in flow connection with the pressure chambers (28, 29) of the working cylinder (2 to 13) and can be fed with a pressure medium, characterized in that in axial direction of the printing couple cylinder (20) several clothings (21 to 24) are arranged and each clothing (21 to 24) is assigned at least one pressure roller (19), in that furthermore of all the working cylinders (2 to 13) associated with the pressure rollers (19) the pressure chambers (29) for the retraction of the pressure rollers (19) are in flow connection with a first channel (25) and of the working cylinders (2 to 13) assigned to a clothing (21 to 24) the pressure chambers (28) for extending the pressure rollers (19) are in flow connection each with a separate channel (30 to 33).
- The device according to claim 1, characterized in that the carrier (1) at the longitudinal ends terminates with a screwed-on end plate (37) each, which comprises threaded holes (38) in each of which a channel (25, 30 to 33) leads, and in that into the threaded holes (38) of the one end plate (37) screw plugs (40) and into the threaded bores (38) of the other end plate (37), connecting pieces (39) can be screwed.
- The device according to any one of the preceding claims, characterized in that by means of a working cylinder (2 to 13) one or two pressure rollers (19) can be engaged with the printing couple cylinder (20), wherein the pressure rollers (19) are rotatably mounted on an axle (18) which is fastened to the piston rod (17) of the working cylinder (2 to 13).
- The device according to any one of the preceding claims, characterized in that the pressure roller (19) is arranged in a protective housing (41) which has an opening flap (42 to 45), which can be moved away out of an adjusting range of the pressure roller (19) located between the pressure roller (19) and the printing couple cylinder (20).
- The device according to claim 4, characterized in that for each clothing (21 to 24) an opening flap (42 to 45) is provided.
- The device according to claim 4 or 5, characterized in that the opening flap (42 to 45) is pivotably mounted on the protective housing (41) and carries a pin joint (46) on which a coupler (47) is hinged to, which is pivotably connected to the piston rod (17) of a working cylinder (2 to 13).
- The device according to claim 6, characterized in that the protective housing (41) has a U-shaped cross section and a leg (48) and the opening flap (42 to 45) in the opened state serve as protection for the inlet gap between the pressure roller (19) and the printing couple cylinder (20), wherein a strip (49) adjustable to the inlet gap is screwed onto the one leg (48).
- The device according to any one of the preceding claims, characterized in that the device can be pivoted away from the printing couple cylinder (20) about an axle (50), wherein the device is mounted on two threaded bolts (51) arranged on the axle (50) which are screwed into the stand of the rotary printing press.
- The device according to claim 8, characterized in that the carrier (1) with counterbores (52) in support plates (53) fastened to said carrier is mounted in each case on a collar (54) of the threaded bolts (51), in that the collar (54) can be screwed out of the region of the counterbore (52) and the device can be removed out of the rotary printing press subject to the exposure of a slit (59) in the support plate (53).
- The device according to claim 8 or 9, characterized in that the device mounted on the threaded bolts (51) while fixing the working position supports itself on both sides with a screw (60) in a fixing plate (61) each, which, making possible an adjustment of the tilt angle (α) of the device on the printing couple cylinder (20), is screwed onto the stand (56) in an adjustable manner.
- The device according to any one of the preceding claims, characterized in that on the carrier (1) an operating channel (62) is arranged, which contains sensors (63) for signalling the opening state of the opening flaps (42 to 45) and, assigned to each region of a clothing (21 to 24) contains an operating switch (64) for controlling a changing process of the clothing (21 to 24), wherein the elements of the operating channel (62) are arranged symmetrically.
- The device according to any one of the claims 1, 3 or 6, characterized in that the working cylinder (2 to 13) comprises a pot-shaped cylinder (15) which is inserted in a bore (14) of the carrier (1).
- A method for pressing a clothing (21 to 24) against a printing couple cylinder (20) of a rotary printing press subject to the use of a device according to claim 1 with the method steps:a) holding of all pressure rollers (19) in the retracted state by feeding a pressure medium to the first channel (25) with a pressure generating a retracting force F1 in a working cylinder (2 to 13),b) extending of the pressure rollers (19) assigned to a clothing (21 to 24) by feeding a pressure medium with a pressure generating an extending force F2 in a working cylinder (2 to 13) to the separate channel (30 to 33) carrying the pressure rollers (19) to be extended and guiding the working cylinders (2 to 13), wherein the force F2 is greater than the force F1,c) retracting of the pressure rollers (19) engaged with a clothing (21 to 24) through switching off the pressure medium on the separate channel (30 to 33), which leads to the working cylinders (2 to 13) carrying the pressure rollers (19) to be retracted.
- The method according to claim 13, characterized in that upon carrying out the method step c), the pressure of the pressure medium applied to the first channel (25) is increased to a value generating a retracting force F3 in a working cylinder (2 to 13), wherein the force F3 is smaller than the force F2.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102005017182A DE102005017182A1 (en) | 2005-04-13 | 2005-04-13 | Apparatus and method for pressing a fabric to a printing cylinder of a rotary printing machine |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1712359A2 EP1712359A2 (en) | 2006-10-18 |
EP1712359A3 EP1712359A3 (en) | 2011-03-16 |
EP1712359B1 true EP1712359B1 (en) | 2011-11-23 |
Family
ID=36691577
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP06007231A Not-in-force EP1712359B1 (en) | 2005-04-13 | 2006-04-06 | Device and process for pressing a covering against a rotary press printing cylinder |
Country Status (7)
Country | Link |
---|---|
US (1) | US7699001B2 (en) |
EP (1) | EP1712359B1 (en) |
JP (1) | JP4624953B2 (en) |
KR (1) | KR20060108496A (en) |
CN (1) | CN1846998B (en) |
AT (1) | ATE534520T1 (en) |
DE (1) | DE102005017182A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102007000639B3 (en) * | 2007-03-02 | 2008-08-07 | Koenig & Bauer Aktiengesellschaft | Form cylinder e.g. double-size form cylinder, for use in printing mechanism of rotary printing machine, has printing plate arranged in sections, and control device actuating control valves in non-contact manner |
DE102008002640A1 (en) * | 2008-06-25 | 2010-01-07 | Koenig & Bauer Aktiengesellschaft | Plate cylinder for rotary printing press, has spring plate and/or retaining device arranged in sections for fixing of forward-moving chamfer and/or running chamfer such that spring plate exerts force aligned on edge of cylinder channel |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10238177B3 (en) * | 2002-08-21 | 2004-02-05 | Koenig & Bauer Ag | Web-fed printing machine has printer unit printing width of six axially adjacent pages, with superstructure, at least one roller and folder and two printing towers |
SE501296C2 (en) * | 1993-10-12 | 1995-01-09 | Ellemtel Utvecklings Ab | Signal processing unit with internal clock signal |
US5709151A (en) * | 1994-01-17 | 1998-01-20 | Koenig & Bauer-Albert Aktiengesellschaft | Device for mounting, dismounting and transporting curved objects that are easy to bend and have hanging up edges |
DE4440239C5 (en) * | 1994-11-10 | 2007-11-22 | Man Roland Druckmaschinen Ag | Rolling element for pressing a flexible pressure plate to the forme cylinder |
ATE176627T1 (en) * | 1995-04-26 | 1999-02-15 | Heidelberger Druckmasch Ag | METHOD AND DEVICE FOR CLAMPING A PRINTING PLATE ON A CYLINDER |
DE19947173B4 (en) * | 1999-10-01 | 2005-10-27 | Man Roland Druckmaschinen Ag | Apparatus and method for changing flexible printing forms |
US6792860B2 (en) * | 2000-05-17 | 2004-09-21 | Koenig & Bauer Aktiengesellschaft | Method and device for pressing a packing against a cylinder |
DE10323805B3 (en) * | 2003-05-23 | 2004-11-11 | Windmöller & Hölscher Kg | Rod-locking unit for a rotary printing machine comprises a piston defining a pressure chamber at a boundary and a connecting point which are separated by a distance that is shorter than the maximum stroke of the piston |
JP4631371B2 (en) * | 2004-09-22 | 2011-02-16 | 富士ゼロックス株式会社 | Image processing device |
-
2005
- 2005-04-13 DE DE102005017182A patent/DE102005017182A1/en not_active Withdrawn
-
2006
- 2006-03-29 JP JP2006092050A patent/JP4624953B2/en not_active Expired - Fee Related
- 2006-04-05 KR KR1020060030884A patent/KR20060108496A/en not_active Application Discontinuation
- 2006-04-06 AT AT06007231T patent/ATE534520T1/en active
- 2006-04-06 EP EP06007231A patent/EP1712359B1/en not_active Not-in-force
- 2006-04-13 US US11/404,463 patent/US7699001B2/en not_active Expired - Fee Related
- 2006-04-13 CN CN2006100736167A patent/CN1846998B/en not_active Expired - Fee Related
Also Published As
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JP4624953B2 (en) | 2011-02-02 |
DE102005017182A1 (en) | 2006-10-19 |
US20060230960A1 (en) | 2006-10-19 |
EP1712359A3 (en) | 2011-03-16 |
KR20060108496A (en) | 2006-10-18 |
EP1712359A2 (en) | 2006-10-18 |
ATE534520T1 (en) | 2011-12-15 |
US7699001B2 (en) | 2010-04-20 |
JP2006289976A (en) | 2006-10-26 |
CN1846998A (en) | 2006-10-18 |
CN1846998B (en) | 2011-04-13 |
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