EP0573833B1 - Appareil pour monter des clichés en position de registre - Google Patents

Appareil pour monter des clichés en position de registre Download PDF

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Publication number
EP0573833B1
EP0573833B1 EP93108267A EP93108267A EP0573833B1 EP 0573833 B1 EP0573833 B1 EP 0573833B1 EP 93108267 A EP93108267 A EP 93108267A EP 93108267 A EP93108267 A EP 93108267A EP 0573833 B1 EP0573833 B1 EP 0573833B1
Authority
EP
European Patent Office
Prior art keywords
contact pressure
suction
forme cylinder
cliché
mountings
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
EP93108267A
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German (de)
English (en)
Other versions
EP0573833A1 (fr
Inventor
Erich Wieland
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koenig and Bauer AG
Original Assignee
Koenig and Bauer Albert 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 Koenig and Bauer Albert AG filed Critical Koenig and Bauer Albert AG
Publication of EP0573833A1 publication Critical patent/EP0573833A1/fr
Application granted granted Critical
Publication of EP0573833B1 publication Critical patent/EP0573833B1/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
    • 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
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S101/00—Printing
    • Y10S101/36—Means for registering or alignment of print plates on print press structure

Definitions

  • the invention relates to a device for accurately fitting clichés on the lateral surface of forme cylinders according to the preamble of claim 1.
  • a device for applying clichés in which the cliché can be adjusted in three degrees of freedom, namely horizontally, vertically and by twisting.
  • the cliché is swiveled with its underside onto a stationary, curved or curved mounting plate, which receives a transparent pressure.
  • the cliché on the alignment plate is brought into line with the transparent proof.
  • the printing plate ie the relief side, is taken over by the mounting plate using suction air.
  • the suction air on the alignment plate is switched off in the meantime.
  • the mounting plate with the adopted cliché is pivoted away from the alignment plate and moved in the axial direction in the adhesive position with respect to the forme cylinder. Then the mounting plate is pivoted to the forme cylinder and glued on.
  • US-A-44 49 452 shows an apparatus for applying clichés to the outer surface of a forme cylinder covered with adhesives.
  • the form cylinder is raised and brought into contact with the beginning of a cliché.
  • the beginning of the cliché is thereby glued to the forme cylinder.
  • the invention has for its object to provide a device for the precise fitting of flexible clichés on the outer surface of the forme cylinder, so that a bubble-free and warp-free gluing of long, the entire circumference of the forme cylinder takes place in register.
  • the following advantages occur in particular: the tangential, properly fitting cliché and the movement of the pressing device over the entire adhesive area and at the same time keeping the cliché taut by the suction fork, the formation of air bubbles between the cliché and the forme cylinder or the formation of folds the cliché on the forme cylinder avoided.
  • a Alignment device is avoided even with long clichés that take up the entire circumference of the cylinder.
  • Cardboard boxes with multi-color prints are currently constructed in printing plants with the help of CAD systems, ie the shape of the die cuts, the position of the folds and overprints as well as the lengths of the repeats are therefore determined for the flat condition of the material.
  • CAD systems ie the shape of the die cuts, the position of the folds and overprints as well as the lengths of the repeats are therefore determined for the flat condition of the material.
  • the top paper layer of the corrugated cardboard is printed before the production of corrugated cardboard. Accordingly, it is possible to refer to the data for the location of the prints and the circumferential length of the Access reports. Cover layers of this type for cardboard boxes are produced, for example, in a single-cylinder flexographic printing press with six inking units.
  • the forme cylinders are removed from the flexographic printing machine and processed with a device described below or by a subsequent method.
  • a device for aligning clichés has a machine frame 1 with feet 2; 3 and two bearing blocks 4; 6 with bearing brackets 7; 8 on which the journal 9; 11 of a forme cylinder 12 on rollers 13; 14; 16; 17 wear.
  • the bearing block 6 is fixed to the frame and the bearing block 4 can be adjusted in the axial direction according to the length of the forme cylinder 12 via a guide (not shown) and can be locked by means of a clamping screw 18.
  • the bearing block 6 also receives a drive 19, which consists of a motor, a transmission, a speed sensor and a pinion 21.
  • the drive 19 is located on a support 22 and can be adjusted by means of a threaded spindle 23 and a setting wheel 24 connected thereto against the drive gear 26 of the forme cylinder 12 located on the journal 11.
  • the drive 19 can alternatively on the axle journal 11 act.
  • Such a drive is designated by 27 and shown in dashed lines and also includes a motor, a gearbox and a rotary encoder.
  • the machine frame 1 receives a vertical arm 28 with a horizontally extending strut 29 on its side remote from the drive.
  • a rod-shaped lamp 31 for. B. fluorescent lamp attached with a glare-free screen, as shown in Fig. 4.
  • the fitting screen 36 consists of a frame 37 with a transparent disc 38.
  • the transparent disc 38 has horizontally and vertically extending fitting lines 39, two register crosses 40 and a zero point 41.
  • the upper part of the frame 37 is provided with a plurality of dowel pins 42 for receiving the fitting film .
  • the upper bearing pin 34 is adjustable in the direction of arrow A against the force of a spring 47 accommodated in a housing 46 by means of a two-armed lever 44 mounted in the articulation point 43, so that the fitting screen 36 can be replaced.
  • the exchangeable, different fitting screens 36 are equipped with different identifications 48, for example with visually visible numbers or also known electronically scannable ones Sensors. Alignment can also be carried out with a known passport reader or by means of a video system.
  • 1, 5 and 6 is a movable in the arrow direction x, in the arrow direction x1; y side and height adjustable, pivotable by an angle of rotation ⁇ and adjustable in the direction of arrow z on the forme cylinder 12, shown overall with 49 suction fork, which two on a column 51 by means of clamping screws 52; 53 adjustable suction arms 54; 56 has.
  • the suction arms 54; 56 are, as shown in FIG. 6, designed as a hollow profile with a wedge-shaped cross section and each have a suction air connection 57; 58 and via their contact surfaces 59; 61 each distributes a number of suction holes 62.
  • the contact surface 59; 61 can have a corrugated or powder-coated surface in order to obtain a higher coefficient of friction compared to the surface of a clamped plate 63.
  • the cliché 63 is not limited in length, but, as shown in FIG. 6, may well be the one between the two suction arms 54; 56 formed areas protrude.
  • the column 51 is received by a holder of a swivel support 66, which is height-adjustable in the direction of the arrow y and is denoted overall by 64.
  • the swivel support 66 is designed like a cylinder section and has a radius r that originates in the middle between the suction arms 54; 56 has what corresponds approximately to the zero point of FIG. 4.
  • the holder 64 has a worm wheel 67 which is driven by a handwheel or a motor 68. The worm wheel 67 engages in a rack 69, which is located on the column 51.
  • the swiveling of the suction fork 49 by the angle ⁇ is achieved by means of a threaded spindle 71 with a handwheel or a motor 72, which is guided via a threaded nut 73 mounted in the holder 64, acts on a further threaded nut 74 attached to the receptacle 77.
  • a threaded nut is a spherical cap-shaped bearing part with a threaded bore, with which it is possible, for. B. pivotally support a threaded spindle.
  • the angle ⁇ can be ⁇ 3 °.
  • the swivel support 66 is connected via a dovetail guide 76 to a receptacle 77 for the swivel support 66.
  • a known cross table, designated overall by 78, is used for the axial adjustment movement x1 according to FIG. 5 and for the radial movement z according to FIG. 6.
  • Support 79 is used for the axial adjustment movement x1 through which an adjusting screw with handwheel or motor 81 can be actuated.
  • a support 82 with an adjusting screw with a handwheel or motor 83 is used for the radial movement z in the direction of the forme cylinder 12.
  • the supports are preferably designed with dovetail guides.
  • Section I shows the cliché 63 held in the suction fork 49 in the alignment position in connection with the fitting screen 36.
  • Section II contains the transport position in which the suction fork 49 moves from a congruent position (not shown) with the fitting screen 36 into the position shown in FIG. 1.
  • Section III shows the position of a tangential adhesive position between a plate 63 and a forme cylinder 12 with a maximum diameter.
  • Section IV shows the position of a tangential adhesive position between a plate 63 and a forme cylinder 12 with a minimal diameter.
  • the movement of the suction fork 49 in the axial positioning direction x is carried out by a positioning support 85, which receives the cross table 78 in guides with no play and moves via a threaded spindle 84 guided in bearings with a handwheel or motor 86.
  • All handwheels 68; 72; 81; 83; 86 can also be designed as a motor, in each case in connection with a rotary encoder. These drives mentioned can be controlled from a central point, for example from a control panel, which is designated 87 overall.
  • This control panel 87 contains a computer, not shown, with a screen and input keyboard, control units - also for a vacuum system and the like.
  • a cliché 63 with the relief, i. H. the side facing away from the printing surface to the contact surfaces 59; 61 of the suction arms 54; 56 brought the suction fork 49 and the suction arms 54; 56 are acted upon by suction air system, not shown, with suction air and held flat.
  • suction air system not shown, with suction air and held flat.
  • the suction fork 49 with the cliché 63 held in it is made to coincide with a transparent pressure of the cliché 63.
  • the transparent pressure of a cliché 63 is previously aligned on the fitting screen 36 and fastened by means of adhesive strips or held by vacuum or static charge.
  • a further possibility of aligning the transparent pressure of the plate 63 on the fitting screen 36 is the orientation according to the auxiliary lines 39 on the pane 38 of the fitting screen 36.
  • the entire fitting screen 36 can be replaced by actuating the bearing bolt 34 and a fitting screen with one other subject can be used.
  • a matching umbrella is provided for each subject.
  • the passports are recognized by the identifiers 48 applied.
  • the suction fork 49 assumes the position I according to FIG. 6. After an exact register position has been established between the transparent pressure on the fitting screen 36 and the cliché 63 held on the suction fork 49 as a result of adjustment in the direction of the arrow x1, y and swivel angle ⁇ , the suction fork 49 is brought into the transport plane II by means of drive 83 and by means of Move the drive 86 of the positioning support in the positioning direction x to the intended location, at which the support 82 then advances in the direction of movement z to the tangential adhesive position III or IV, corresponding to the diameter of the forme cylinder to be loaded.
  • the suction air of the suction fork 49 is switched off by means of a switch (not shown) and the plate can be pressed in the correct position and by hand after fixing the center by hand or by mechanical means.
  • a switch not shown
  • Such means are e.g. B. pneumatic pressure rollers or brushes.
  • the data from the CAD system can be entered into the computer of the control panel 87, which were required in the construction of the reports.
  • FIG. 7 shows the side view and in FIG. 8 the top view of a device for applying clichés according to the invention.
  • a machine frame 1 with feet 2; 3 takes a forme cylinder 12 with its journal 9; 11 on.
  • the axle journal has a side guide 101 fixed to the frame and is non-positively connected to a drive 19 for the forme cylinder 12 via a drive gear 26 and a pinion 21.
  • a suction fork, designated overall by 102, has two height-adjustable suction guides 103; 104, which are pivotally mounted according to FIG. 12. 5, the column 51 is connected to a cross table 78, which receives a swivel support 66.
  • Both devices 66; 78 can be moved on a positioning support in direction x by means of a drive 106 consisting of a spindle, motor and gear.
  • the drives for swiveling in accordance with the angle of rotation ⁇ and the axial adjustment movement x1 and the radial movement Z are carried out in accordance with the description according to FIG. 5.
  • a pressing device designated overall by 107, is shown which is supported on a support 108 in the direction of the arrow x by means of a spindle, Motor and transmission existing drive 109 is axially movable.
  • the machine frame 1 accommodates an alignment unit 111 on the side of the forme cylinder 12 remote from the drive for aligning the cliché to form a transparent pressure.
  • An operating panel 87 is located next to it.
  • FIGS. 9 to 11 show the pressing device 107, the suction fork 102 also being shown in FIGS. 10 and 11.
  • the pressing device 107 consists of two arms 113 fixedly arranged at the ends of a pivotable base body 112; 114, which receive a pressure roller 116.
  • the pressure roller 116 can be an elastic jacket, e.g. B. made of foam rubber.
  • the base body 112 can be tubular and has an axle journal 117; 118 on. An axle 118 is rotatably connected to a swivel drive 119.
  • Another pivotable base body 121 has arms 122 on both sides; 123 on the journal 117; 118 are rotatably mounted.
  • the base body 121 can be tubular and also has an axle journal 124 at each of its two ends; 126 on.
  • An axle 126 is connected in a rotationally fixed manner to a swivel drive 127.
  • the support 108 which can be moved in the direction of the arrow x, has an arm 128 at both ends; 129 on the axle 124; 126 is rotatably mounted.
  • the support 108 can be moved in the direction x on a linear guide 131 by means of the drive 109.
  • the swivel drives 119; 127 each preferably consist of an electric motor, a gearbox and an angle encoder for position indication.
  • the swivel drives 118; 127 each have spigot 125; 130 for cables for energy supply or angle position display.
  • a hydraulic or a pneumatic drive could also be used.
  • the control of the Pressing device 107 corresponds to a three-axis path control and can take place via programmable processors in the computer of the control panel 87.
  • the suction fork 102 is shown in addition to the pressing device 107.
  • the column 51 of the suction fork 102 has a curvature in the vertical direction which corresponds approximately to the radius of the forme cylinder 12 shown.
  • the suction guides 103; 104 are in brackets 132; 133 guided, which are arranged on the column 51 in the direction y with adjustable tabs not specified in height.
  • the brackets 132; 133 recesses that correspond to the profile of the column 51. 10 to 12, the suction guides 103; 104 are generally bayonet-shaped and each have a wedge-shaped cross section on their suction part 134, the suction surface 136 of which is connected to the underside of a plate 137 to be applied to the forme cylinder 12.
  • the in the bracket 132; 133 located end 138 of the suction guide 103; 104 has a tubular cross section and is in roller bearings 139; 141 rotatably or pivotally mounted.
  • the axis of rotation 142 of the suction guide 103; 104 runs through the plane of the suction surface 136.
  • the suction guides 103; 104 have suction holes 62 in the suction part 134, and this in the holder 132; 133 located end 138 of the suction guide 103; 104 is connected to a suction air connection 143.
  • the swiveling suction guides 103; 104 are by means not shown, e.g. B. by clamping rings, lockable in any position, for example when a cliché is sucked in for the first time.
  • the clichés are applied as described below.
  • the cliché 137 is, as shown in Figures 1 to 6, of the suction fork 102 with the suction guides 103; 104 held according to Fig. 11.
  • the beginning of the plate 137 is located in the upper suction guide 103 and the end of the plate 137 is held by the suction guide 104.
  • clichés 137 are shown which have a length which occupy the majority or the entire circumference of the forme cylinder 12.
  • a groove 146 extending in the axial direction is attached to the cross table 78 or the swivel support 66 below the suction guide 104 and receives the rolled-up end of a long cliché.
  • the forme cylinder 12 is driven by the drive 19; 21; 26 set clockwise in motion, so that the end of the cliché 137 abuts the circumference of the forme cylinder 12 with simultaneous oscillating movement of the pressing device 107 with the pressing roller 116 around the tangential line 144 on the front side, i. H. Printing side of the cliché. Due to the coating of the outer surface of the pressure roller 116 by means of foam rubber, height differences in the relief of the cliché 137 from 0.7 to 3.5 mm can be compensated for, so that a uniform pressure takes place.
  • the pressure roller 116 can also consist of a plurality of individual disks arranged one behind the other in the axial direction, which are individually spring-mounted and thus press the cliché 137 specifically onto the forme cylinder 12.
  • the pressure roller 116 can also be designed as a brush roller.
  • FIG. 14 the front view of a second embodiment variant of a pressing device 147 is shown, which in FIG. 15 is a side view, is shown together with a suction fork 102.
  • the pressing device 147 consists of two arms 113 arranged at the ends of a pivotable base body 112; 114, which receive a pressure roller 116.
  • the pressure roller 116 can have an elastic jacket or be designed as already stated above.
  • the base body 112 can be tubular and has an axle journal 117; 118 on.
  • An axle 118 is rotatably connected to a swivel drive 119.
  • Another basic body 148 which can be moved in the direction of arrow z has arms 149 on both sides; 151 on the axes 117; 118 are rotatably mounted.
  • the base body 148 can consist of a hollow profile and can be moved on its foot on a linear guide 152 in the direction of the arrow Z.
  • a motor 153 and a threaded spindle 154 guided in the base body 148 are used for this.
  • the linear guide 152 is arranged on a support 108 which can be moved in the direction of the arrow x.
  • FIG. 15 shows, in addition to the pressing device 147, the suction fork 102.
  • the arm 114 carrying the pressing roller 116 is currently in position VIII, ie the upper maximum position for pressing the cliché 137.
  • position IX When the pressing roller 116 touches the tangential line 144, the position is shown as position IX, then the arms 149; 151 of the base body 148 in the direction z on the linear guide is moved away from the forme cylinder 12 and then slowly in the direction z to the forme cylinder 12 approach that the pressure roller 116 assumes the dashed position X.
  • a base body 157 can be moved back and forth in the direction z to the forme cylinder 12 by means of a linear guide 152 as well as motor 153 and threaded spindle 154.
  • Two pivotable arm pairs 158; 159 arranged, each having different lengths.
  • the arm pair 158 carries between its two arms a rotatable pressure roller 116, which is currently in the upper pressure position XV.
  • the pair of arms 159 carries a pressure roller 161 of the same type between its two arms, which is currently in the lower pressure position XVI.
  • the operation of this pressing device 156 is as follows.
  • the base body 157 is initially in the dashed position XVII, the longer arm pair 158 with its pressure roller 116 touching the cliché 137 on the tangent line 144 in position XIX and thus pressing it on.
  • the pair of arms 158 moves with the pressure roller 116 in the direction of the position XV.
  • the shorter arm pair 159 with its pressure roller 161 now touches the plate 137 below the tangential line 144 and moves in the direction of position XVI until the plate 137 also opens there the forme cylinder 12 is created.
  • the cliché 137 is not yet completely glued on, the forme cylinder 12 is rotated in the direction indicated by the arrow until the cliché is completely applied while simultaneously pressing it on.
  • the arm pairs 158; 159 are by swivel drives 162; 163, as already described, in connection with the linear drive 152; 153; 154 actuable.
  • a pressure device 164 consists of a base body 165 which, as already described, can be moved back and forth to the forme cylinder 12 by means of a motor 153 and threaded spindle 154 in the direction of the arrow z via its foot on a linear guide 152.
  • the linear guide 152 is arranged on a support 108 which can be moved in the axial direction x.
  • the base body 165 has two rigid arms 166; 167, in which two further tubular base bodies 168; 169 one above the other and axially parallel by means of pins 124; 126 and 117; 118 are rotatably mounted.
  • the pins 118; 126 are connected to the respective base body 169; 168 and with a corresponding rotary drive 119; 127 non-rotatably connected.
  • Each of the tubular base bodies 168; 169 has a number of fixed and perpendicular to the base body 168; 169 extending, spaced arm-like brackets 171; 172 on the pressure wheels 173; 174 rotatably on axes, not shown.
  • the brackets 171 are cranked and longer than the brackets 172.
  • the brackets 171; 172 are thus on their associated base bodies 168; 169 spaced so that they intermesh like a comb.
  • the operation of the pressing device 164 is as follows.
  • a cliché 137 is removed from the suction guides 103; 104 held and brought into contact with the forme cylinder 12 by moving the suction fork 102 to the tangential line 144.
  • a further movement of the suction fork 102 in the direction of the forme cylinder 12 increases the wrap around the circumference on both sides of the tangential line 144 of the forme cylinder 12.
  • the brackets 171; 172 by means of the rotary drives 127; 119 in separate directions, namely the holder 171 with the pressure wheels 173 upwards in Direction of the cliché in position XX and the bracket 172 with the pressure wheels 174 in position XXI in the direction of the cliché end.
  • the cliché 137 is longer, as shown in FIGS. 18 and 19, the forme cylinder 12 is rotated in the direction of the arrow in accordance with FIG. 19, so that the cliché 137 is completely applied.
  • the pressure wheels 173; 174 expediently brought into a common position according to FIG. 18.
  • a second embodiment of a suction fork 176 is shown.
  • the suction fork 176 has a column 51, the two brackets 132; 133 carries.
  • In the brackets 132; 133 are rotatable suction guides 177; 104 stored.
  • the suction guide 177 differs from the suction guide 104 in that the suction guide 177 has a greater length in cross section. Length is understood to mean a greater distance between the end of the suction surface 136 at its wedge-shaped tip and the axis of rotation 142 according to FIGS.
  • the cliché 137 is brought to the forme cylinder 12 on the tangential line 144 by the drive of the cross table 78 in the direction z.
  • a pressing device 107 corresponding to FIG. 9 presses the cliché 137 with its pressing roller 116 against the tangential line 144 and then moves in the direction of position XXI according to FIG. 21.
  • the actuator 178 brings in the same ratio as the pressure roller 116 moves from the tangential line 144 in the direction of the beginning of the cliché to position XXI; 179 the holder 132 with the suction guide 177 upwards and thus clears the way for the pressure roller 116.
  • the pressure roller 116 moves into the position on the tangential line 144 according to FIG. 20 back, and the forme cylinder 12 rotates in the direction of the arrow until the end of the plate is also applied to the jacket of the forme cylinder 12.
  • a device for winding up long, preferably strip-shaped clichés 137 is shown.
  • the device for pressing the cliché 137 corresponds to the pressing device 107 according to FIGS. 20 and 21, and the suction fork also corresponds to that suction fork 176 20 and 21.
  • a coil 181 is provided instead of a groove 146 for receiving a supply roll of a long plate 137.
  • This coil 181 consists of a spindle 183 with spaced-apart side disks 184; 186, the axis 183 being received on the one hand by the column 51 and on the other hand by a holding arm 182 fixedly attached to the column 51. Between the side windows 184; 186 is a strip-shaped cliché 137 wound.
  • the strip-shaped cliché 137 must have a straight longitudinal edge 187, which are each at the same distance from the registration crosses 188.
  • the second longitudinal edge 189 should expediently also run parallel to the longitudinal edge 187. Between the two longitudinal edges 187; 189 is the relief 191.
  • the strip-shaped cliché 137 is aligned with the register crosses 188 and the longitudinal edge 187 and between the side windows 184; 186 out, which are displaceable on the spindle 183.
  • a long, strip-shaped cliché in the sense of this invention is a cliché which is applied to a forme cylinder 12 with a circumference of at least 1000 mm in the radial direction.

Claims (5)

  1. Appareil pour monter des clichés en position de registre sur la surface extérieure de cylindres porte-clichés (12) au moyen d'une substance collante, caractérisé en ce que sur le bâti (1) de la machine est disposée une fourche d'aspiration (102 ; 176) déplaçable au moyen d'un support (66 ; 78) et munie de conduits d'aspiration (103 ; 104 ; 177) pivotants pour recevoir un cliché, en ce qu'un dispositif de pression (107 ; 147 ; 156 ; 164) est disposé sur le bâti (1) de la machine et est déplaçable sur un support en direction axiale (x) ou en directions axiale et radiale (x ; y), ce dispositif de pression comportant, sur un bras pivotant (113 ; 114 ; 122 ; 123 ; 149 ; 151 ; 171 ; 172) ou une paire de bras (158 ; 159) mobile en direction radiale par rapport au cylindre porte-clichés (12), un rouleau de pression (116 ; 173 ; 174) s'étendant dans une direction (x) parallèle à l'axe, ce rouleau balayant au moyen du bras pivotant (114 ; 123) la surface extérieure du cylindre porte-clichés (12).
  2. Appareil selon la revendication 1, caractérisé en ce que le dispositif de pression (147) est déplaçable en direction radiale (z) par rapport au cylindre porte-clichés (12).
  3. Appareil selon la revendication 1 ou 2, caractérisé en ce que le dispositif de pression (156) comporte deux paires de bras qui peuvent être placées l'une après l'autre à l'endroit ou à proximité de la ligne tangentielle (144) et peuvent être déplacées ensuite en direction du début (XV) du cliché comme en direction de la fin (XVI) du cliché.
  4. Appareil selon l'une des revendications 1 à 3, caractérisé en ce que le dispositif de pression (164) comporte deux corps de base (168 ; 169) tubulaires rotatifs qui présentent plusieurs attaches (171 ; 172) disposées en forme de bras, écartées l'une de l'autre et s'étendant perpendiculairement au corps de base (168 ; 169), en ce que les attaches (171 ; 172) s'intercalent alternativement les unes entre les autres à la façon d'un peigne, en ce que le dispositif de pression (164) comporte un premier corps de base (168) et un second corps de base (169), en ce que le premier corps de base (168) comporte plusieurs premières attaches (171) s'étendant perpendiculairement et munies chacune d'une première roue de pression (173), en ce que ces premières roues de pression (173) sont alignées en direction axiale ; en ce que le second corps de base (169) comporte plusieurs secondes attaches (172) s'étendant perpendiculairement et munies chacune d'une seconde roue de pression (174), en ce que ces secondes roues de pression (174) sont alignées en direction axiale, en ce que les premières attaches (171) équipées des premières roues de pression (173) sont déplaçables en direction du début (XX) du cliché et les secondes attaches (172) équipées des secondes roues de pression (174) sont déplaçables en direction de la fin (XXI) du cliché.
  5. Appareil selon l'une des revendications 1 à 4, caractérisé en ce qu'il est prévu une goulotte (146) ou une bobine (181) pour recevoir des clichés (137) longs.
EP93108267A 1992-05-30 1993-05-21 Appareil pour monter des clichés en position de registre Expired - Lifetime EP0573833B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4217941A DE4217941C2 (de) 1992-05-30 1992-05-30 Verfahren und Vorrichtung zum paßgenauen Aufbringen von Klischees
DE4217941 1992-05-30

Publications (2)

Publication Number Publication Date
EP0573833A1 EP0573833A1 (fr) 1993-12-15
EP0573833B1 true EP0573833B1 (fr) 1997-01-02

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP93108267A Expired - Lifetime EP0573833B1 (fr) 1992-05-30 1993-05-21 Appareil pour monter des clichés en position de registre

Country Status (4)

Country Link
US (1) US5331893A (fr)
EP (1) EP0573833B1 (fr)
JP (1) JPH06134971A (fr)
DE (2) DE4217941C2 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9400397A (nl) * 1994-03-14 1995-10-02 Anderson & Vreeland Bv Inrichting voor het maken van proefdrukken.
DE4442574C2 (de) * 1994-11-30 1996-11-28 Koenig & Bauer Albert Ag Verfahren und Vorrichtung zur Bereitstellung einer Druckplatte
DE19511075A1 (de) * 1995-03-25 1996-09-26 Roland Man Druckmasch Verfahren und Vorrichtung zum Aufziehen flexibler Druckformen
US5660110A (en) * 1996-02-22 1997-08-26 Trinity Products, Inc. Plate mounter for flexible printing plates
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DE59304944D1 (de) 1997-02-13
EP0573833A1 (fr) 1993-12-15
US5331893A (en) 1994-07-26
DE4217941C2 (de) 1994-10-06
JPH06134971A (ja) 1994-05-17
DE4217941A1 (de) 1993-12-02

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