EP1238803A1 - Verfahren zum Reinigen einer Walze - Google Patents
Verfahren zum Reinigen einer Walze Download PDFInfo
- Publication number
- EP1238803A1 EP1238803A1 EP02012661A EP02012661A EP1238803A1 EP 1238803 A1 EP1238803 A1 EP 1238803A1 EP 02012661 A EP02012661 A EP 02012661A EP 02012661 A EP02012661 A EP 02012661A EP 1238803 A1 EP1238803 A1 EP 1238803A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- cleaning
- roller
- brush
- line
- guide roller
- 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.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F35/00—Cleaning arrangements or devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2235/00—Cleaning
- B41P2235/10—Cleaning characterised by the methods or devices
- B41P2235/20—Wiping devices
- B41P2235/23—Brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2235/00—Cleaning
- B41P2235/10—Cleaning characterised by the methods or devices
- B41P2235/26—Spraying devices
Definitions
- the invention relates to a method for cleaning a roller Rotary printing machine according to the preamble of claim 1.
- a device for cleaning rollers is known from EP 0 693 378 B1 which guided a brush roller along the roller to be cleaned and at the same time a cleaning liquid is introduced into the inlet nip of both rollers.
- the Device contains a reservoir for cleaning liquid and one Collecting container for dirt particles to be removed.
- a printing plate cleaning device is known from US Pat. No. 5,148,746 in which a rotatable frustoconical brush moistened from the outside oblique, d. H. at an acute angle to the radial, can be adjusted to the plate cylinder, so that only a part of the brush is in contact with the plate surface.
- the brush is also chamfered in its edge zone so that an arcuate section of the Brush can be brought into contact with the plate surface.
- EP 0 747 217 A2 shows a cleaning device for printing press cylinders, at the two rotating in the circumferential direction of the cylinder offset from each other Brushes are provided.
- the invention has for its object a method for cleaning a roller To create rotary printing press.
- the cleaning device according to the invention makes it possible to generate Paper waste avoided, which must be disposed of as special waste. Furthermore is by eliminating or avoiding build-up of dirt on the roller, e.g. B. paper guide roller, wrinkling of the paper web avoided.
- the device 01 consists of a side frame fixed to the paper guide roller 04 Carriage guide 06, which in the x direction of a right-angled, spatial Coordinate system moves carriage 07.
- the carriage 07 carries an approximately box-shaped housing 08, which faces the paper guide roller 04 Side has an opening 09.
- Cleaning elements e.g. B. two side by side and in radial direction Z of the paper guide roller 04 back and forth and against the Wall of the housing 08 fixable brush holder 11; 12 arranged.
- Each brush 13, 14; 16, 17 is in each case on a brush holder 11, 12 arranged hollow shaft 18 rotatably mounted.
- Two each one above the other Brushes 13, 14 and 16, 17 are flanged onto the brush holder 11, 12 Motor 19; 21, e.g. B. electric motor, driven by a gear 22, 23.
- Each brush 13, 14; 16, 17 has an extending in the direction of paper guide roller 04 rotatable brush head 24.
- the brush head 24 is a forehead brush with a circular or annular bristle trimmings formed. Instead of bristles, too Plastic sponges are used.
- An axis of rotation 20 of each brush 13, 14; 16, 17 runs axially parallel to the z-axis of said coordinate system.
- each Hollow shaft 18 carries at its end near the roller a spray nozzle 26, one Nozzle opening in each brush head 24 is arranged centrally.
- the direction of rotation of the brush heads 24 always runs in opposite directions. This will do so achieved that each with the pairs of brushes 13, 14 and 16, 17th co-rotating motors 19 and 21 co-rotating with each other.
- each brush head 24 Only those in the immediate vicinity of an axis 27 running in the z direction located parts of each brush head 24 are with the lateral surface 28 of the Paper guide roller 04 in contact. Those further away from the horizontal axis 27 Parts of each brush head 24 are not in contact with the outer surface 28 the paper guide roller 04.
- An axis of rotation 20 of the cleaning elements 13, 14; 16, 17 closes with one the contact zone of cleaning elements 13, 14; 16, 17 and roller 04 trending Radials an opening angle of -45 ° to + 45 °.
- each brush 13, 14; 16, 17 is via a pressure line 29 connected to a pump unit 31, the motor 32, z. B. electric motor, about electrical lines 33 with an electrical attached to the housing 08 Socket 34 is connected.
- the pump unit 31 is in turn via a Suction line 36 with a reservoir 37 for liquid, for. B. cleaning liquid or liquid release agent.
- the reservoir 37 has a filling connection 38 for liquid and close to the housing an associated check valve 39 and an overflow line 41.
- the housing 08 is on its underside as a sump 42 for liquid and Dirt particles formed, which via a suction line 43 close to the housing Disposal connection 45 and an associated check valve 44 in connection stands.
- the motors 19; 21 are each by means of electrical lines 68; 69 with the socket 34 connected.
- a belt drive wheel 46 Motor 47, e.g. B. electric motor, and z. B. via three further belt deflection wheels 48 and between the side frames 02; 03 guided carriage drive belt 49 arranged.
- the Wheels 46; 48 are each rotatably mounted on pins 51 fixed to the slide guide.
- the Carriage drive belt 49 is by means of a clutch 52, for. B. a bolt with Clamping device, detachably connected to the slide 07.
- the motor 47 is one electrical line 50 connected to a central electrical line 88 (FIG. 3).
- the carriage 07 has a carriage-fixed contact piece 65, for. B. a bolt (Fig. 2), which when moving the carriage 07 back and forth into a left or right End position A or B each with a sled end position sensor 53 or 54 corresponds (Fig. 2 and 3).
- the end position sensors 53; 54 are each electrical Lines 86; 87 with the central electrical line 88 to the machine control center connected. The same applies to the electrical socket 34 End position sensors 53; 54, the motor 47 of the carriage drive can be switched off.
- auxiliary drive 56 is, for. B. from a two-armed, on a sled mounted shaft 57 pivotally arranged lever 58, which on its Paper guide roller near the end of a rotatably mounted shaft 59 with a z. B. with rubber coated drive roller 61 and a non-rotatably arranged Belt pulley 62 carries a belt drive 63.
- a drive pulley 64 of the Belt drive 63 is rotatably connected to the shaft 57, which is driven by a motor 66, e.g. B. electric motor is driven.
- a second end of the lever 58 is against the force of a spring, not shown Switching on a solenoid 67 pivotable so that the drive roller 61 to the Paper guide roller 04 is turned on.
- the motor 66 and the solenoid 67 are each by means of common electrical Lines 71 are connected to the socket 34 so that when the motor 66 is switched on also a pivoting of the lever 58 with the one located thereon Drive roller 61 takes place.
- This auxiliary drive 56 can with appropriate activation of the Motor 66 and the solenoid 67 by a at the beginning of the pulling process output electrical signal can also be used to drive a non-driven Paper guide roller before pulling the paper web to the required Accelerate peripheral speed. The prerequisite for this is that the slide 07 between the two end positions A; B is located.
- the carriage 07 has one or two doctor devices 72; 73 on (Fig. 1 and 2).
- Each of the doctor devices 72; 73 is at the left or right end of the x axis of the Carriage 07 arranged in an area near the paper guide roller.
- Any squeegee device 72; 73 consists of one or more doctor blades, e.g. B. three rounds or preferably polygonal, e.g. B. octagonal doctor blades 74; 75; 76 made of thin material, e.g. B. from abrasion-resistant plastic, e.g. B. polyamide, about 1 mm thick or made of brass.
- the Squeegee disks 74 to 76 are held by a holding device 78 that is fixed to the slide one behind the other, each overlapping and rotatable about a central axis arranged that always one of its eight working edges 79 on an imaginary Work line 81 is present.
- the working line 81 runs at an acute angle alpha, z. B. from 3 ° to 8 ° to one imagined, extending on the lateral surface 28 of the paper guide roller 04 Line 84 parallel to the axis of rotation (FIG. 1), so that the distance between the working edges 79 of the doctor blades 74 to 76 with respect to the line 84 in the direction of the left and right Side panel 82; 83 of the slide 07 enlarged.
- one Cleaning cycle of the carriage 07 from the right end position B to the left End position A, the wedge-shaped doctor blades 74 to 76 z. B. mechanically build up irregular deposits of paint and paper fibers reduce a minimum height. Through a wedge-shaped arrangement of the doctor blades 74 to 76 overloading of the working edges 79 is avoided. It remains between the Shell surface 28 of the paper guide roller 04 and the closest doctor blade 76 there is a minimum distance of approx. 0.02 mm.
- the filling connection 38 and the disposal connection 45 of the carriage 07 are each over an intermediate line 89; 91 with a central filling line 92 or with a central one Disposal line 93 connected.
- This can e.g. B. happen that the Intermediate lines 89, 91 between slide 07 and filling line 92 or Disposal line 93 are designed as trailing lines.
- the container 37; 42 of the sledge 07 while parking in the right End position B via the intermediate lines 89; 91 to be filled or disposed of.
- the respective doctor device 72; 73 is in the working direction, i.e. H. in the axial direction of Roller 04 seen in front of the brushes 13, 14, 16, 17 arranged. So act on the Roller 04 two differently acting cleaning elements 13; 14; 16; 17; 72, 73, and preferably act simultaneously, i.e. H. the doctor device 72; 73 is used for pre-cleaning.
- the cleaning device can be operated as follows: one with the central one electrical line 88 via an electrical line 95 connected sensor 94 provides whether a paper web 96 (Fig. 2 and 3) for driving the to be cleaned Paper guide roller 04 or another roller to be cleaned, e.g. B. a pull roller, is available.
- a paper web 97 - shown in broken lines in FIG. 2 - wrap a paper guide roller 04 through 180 °. Is no paper web 96; 97 available, see above the lifting magnet 67 is connected to the motor 66 by means of the sensor 94 turned on so that the drive roller 61 rotates.
- the motor 47 acted on, so that the carriage 07 from the end position B in the direction End position A moves.
- the lateral surface 28 of the paper guide roller 04 can only be scraped off or doctored and sprayed with cleaning liquid or for intensive treatment below with the rotating brushes 13, 14; 16, 17 can be edited. In the latter case, d. H. with intensive brush cleaning, it is useful to brush holder 11; 12 after reaching the end position A in the z direction. So that will prevents the applied liquid film on the outer surface 28 of the Paper guide roller 04 is destroyed.
- Moving, e.g. B. retracting the brush holder 11; 12 can not by means of a shown, known remote-controlled actuator, for. B. a sled-fixed Servomotor with threaded spindle mounted fixed to the slide.
- a liquid release agent e.g. B. a mixture of silicone and water.
- the reservoir 37 can optionally with the filler port 38 Cleaning liquid or filled with liquid release agent.
- the ones from Reservoir 37 received amount of liquid is sufficient to spray a Roll surface from.
Landscapes
- Cleaning In General (AREA)
- Inking, Control Or Cleaning Of Printing Machines (AREA)
- Paper (AREA)
Abstract
Description
- Fig. 1
- eine Draufsicht auf die Vorrichtung in einer schematischen Darstellung, ohne Gehäuse und Schlittenführung;
- Fig. 2
- einen Schnitt II - II durch die Vorrichtung nach Fig. 1, jedoch mit Darstellung einer Papierbahn und Schlittenführung sowie den Schnitt um 900 gedreht;
- Fig. 3
- eine Draufsicht auf eine Papierleitwalze mit einer daran angeordneten Vorrichtung im Ruhezustand in schematischer Darstellung bei einer gegenüber der Fig. 2 abweichenden Papierbahnführung.
- 01
- Vorrichtung
- 02
- Seitengestell
- 03
- Seitengestell
- 04
- Papierleitwalze
- 05
- Rotationsachse (04)
- 06
- Schlittenführung (07).
- 07
- Schlitten
- 08
- Gehäuse (07)
- 09
- Öffnung (08)
- 10
- -
- 11
- Bürstenträger (07)
- 12
- Bürstenträger (07)
- 13
- Bürste, Reinigungselement (11)
- 14
- Bürste, Reinigungselement (11)
- 15
- -
- 16
- Bürste, Reinigungselement (12)
- 17
- Bürste, Reinigungselement (12)
- 18
- Hohlwelle (13, 14, 16, 17)
- 19
- Motor
- 20
- Rotationsachse (13, 14, 16, 17)
- 21
- Motor
- 22
- Getriebe
- 23
- Getriebe
- 24
- Bürstenkopf (13, 14, 16, 17)
- 25
- -
- 26
- Sprühdüse
- 27
- Achse, horizontal
- 28
- Mantelfläche
- 29
- Druckleitung
- 30
- -
- 31
- Pumpeneinheit (07)
- 32
- Motor (31)
- 33
- Leitung, elektrisch
- 34
- Steckdose (07)
- 35
- -
- 36
- Saugleitung (07)
- 37
- Vorratsbehälter (07)
- 38
- Füllanschluß
- 39
- Rückschlagventil
- 40
- -
- 41
- Überlaufleitung
- 42
- Auffangwanne
- 43
- Saugleitung
- 44
- Rückschlagventil
- 45
- Entsorgungsanschluß
- 46
- Bandantriebsrad
- 47
- Motor (46)
- 48
- Bandumlenkrad
- 49
- Schlittenantriebsband
- 50
- Leitung, elektrisch (47)
- 51
- Zapfen
- 52
- Kupplung
- 53
- Endlagensensor
- 54
- Endlagensensor
- 55 56
- Hilfsantrieb
- 57
- Welle
- 58
- Hebel, zweiarmig
- 59
- Welle
- 60
- Schaltstück
- 61
- Antriebsrolle
- 62
- Riemenscheibe
- 63
- Riementrieb
- 64
- Antriebsscheibe
- 65
- Schaltstück
- 66
- Motor
- 67
- Hubmagnet
- 68
- Leitung, elektrisch
- 69
- Leitung, elektrisch
- 70
- -
- 71
- Leitung, elektrisch
- 72
- Rakeleinrichtung, Reinigungselement
- 73
- Rakeleinrichtung, Reinigungselement
- 74
- Rakelscheibe (72; 73)
- 75
- Rakelscheibe (72; 73)
- 76
- Rakelscheibe (72; 73)
- 77
- -
- 78
- Halteeinrichtung (72; 73)
- 79
- Arbeitskante (72 bis 74)
- 80
- -
- 81
- Arbeitsgerade (74 bis 76)
- 82
- Seitenteil, linkes (07)
- 83
- Seitenteil, rechtes (07)
- 84
- Linie (28)
- 85
- -
- 86
- Leitung, elektrisch (53)
- 87
- Leitung, elektrisch (54)
- 88
- Leitung, elektrisch
- 89
- Zwischenleitung (38)
- 90
- -
- 91
- Zwischenleitung (45)
- 92
- Befüllleitung (89)
- 93
- Entsorgungsleitung (91)
- 94
- Sensor
- 95
- Leitung, elektrisch
- 96
- Papierbahn
- 97
- Papierbahn
- A
- Endlagenposition
- B
- Endlagenposition
- x
- Bewegungsrichtung
- y
- Bewegungsrichtung
- z
- Bewegungsrichtung
- Alpha
- Winkel
Claims (1)
- Verfahren zum Reinigen einer Walze (04) oder eines Zylinders einer Rotationsdruckmaschine mittels mindestens eines Reinigungselementes (13; 14; 16; 17; 72; 73) und Reinigungsflüssigkeit, dadurch gekennzeichnet, dass nach dem Reinigen der Walze (04) ein Trennmittel zum Trennen von Farbe von der Walze (04) auf die Walze (04) aufgebracht wird.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19860857 | 1998-12-31 | ||
DE19860857A DE19860857A1 (de) | 1998-12-31 | 1998-12-31 | Vorrichtungen und Verfahren zum Reinigen einer Walze |
EP99967899A EP1140507B1 (de) | 1998-12-31 | 1999-12-24 | Vorrichtung und verfahren zum reinigen einer walze |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99967899A Division EP1140507B1 (de) | 1998-12-31 | 1999-12-24 | Vorrichtung und verfahren zum reinigen einer walze |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1238803A1 true EP1238803A1 (de) | 2002-09-11 |
EP1238803B1 EP1238803B1 (de) | 2005-05-25 |
Family
ID=7893205
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99967899A Expired - Lifetime EP1140507B1 (de) | 1998-12-31 | 1999-12-24 | Vorrichtung und verfahren zum reinigen einer walze |
EP02012661A Expired - Lifetime EP1238803B1 (de) | 1998-12-31 | 1999-12-24 | Verfahren zum Reinigen einer Walze |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99967899A Expired - Lifetime EP1140507B1 (de) | 1998-12-31 | 1999-12-24 | Vorrichtung und verfahren zum reinigen einer walze |
Country Status (3)
Country | Link |
---|---|
EP (2) | EP1140507B1 (de) |
DE (3) | DE19860857A1 (de) |
WO (1) | WO2000040415A1 (de) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3999239A (en) * | 1974-10-14 | 1976-12-28 | Takeo Misuna | Device for cleaning printing rollers |
US5148746A (en) | 1988-08-19 | 1992-09-22 | Presstek, Inc. | Print-head and plate-cleaning assembly |
EP0544126A2 (de) * | 1991-11-21 | 1993-06-02 | WindmÀ¶ller & Hölscher | Druckmaschine |
DE29512758U1 (de) | 1995-08-08 | 1995-10-19 | Heidelberger Druckmaschinen Ag, 69115 Heidelberg | Reinigungsvorrichtung zum Reinigen von Zylindern einer Druckmaschine |
EP0693378A1 (de) | 1994-07-22 | 1996-01-24 | Baldwin-Gegenheimer GmbH | Gerät zur Reinigung von Walzen |
EP0747217A2 (de) | 1995-06-06 | 1996-12-11 | MAN Roland Druckmaschinen AG | Verfahren und Vorrichtung zum Reinigen eines Zylinders einer Rotations-Druckmaschine |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4826539A (en) * | 1986-11-04 | 1989-05-02 | Harco Graphic Products, Inc. | Cleaning apparatus and method |
-
1998
- 1998-12-31 DE DE19860857A patent/DE19860857A1/de not_active Withdrawn
-
1999
- 1999-12-24 EP EP99967899A patent/EP1140507B1/de not_active Expired - Lifetime
- 1999-12-24 WO PCT/DE1999/004084 patent/WO2000040415A1/de active IP Right Grant
- 1999-12-24 DE DE59912102T patent/DE59912102D1/de not_active Expired - Fee Related
- 1999-12-24 DE DE59905590T patent/DE59905590D1/de not_active Expired - Fee Related
- 1999-12-24 EP EP02012661A patent/EP1238803B1/de not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3999239A (en) * | 1974-10-14 | 1976-12-28 | Takeo Misuna | Device for cleaning printing rollers |
US5148746A (en) | 1988-08-19 | 1992-09-22 | Presstek, Inc. | Print-head and plate-cleaning assembly |
EP0544126A2 (de) * | 1991-11-21 | 1993-06-02 | WindmÀ¶ller & Hölscher | Druckmaschine |
EP0693378A1 (de) | 1994-07-22 | 1996-01-24 | Baldwin-Gegenheimer GmbH | Gerät zur Reinigung von Walzen |
EP0747217A2 (de) | 1995-06-06 | 1996-12-11 | MAN Roland Druckmaschinen AG | Verfahren und Vorrichtung zum Reinigen eines Zylinders einer Rotations-Druckmaschine |
DE29512758U1 (de) | 1995-08-08 | 1995-10-19 | Heidelberger Druckmaschinen Ag, 69115 Heidelberg | Reinigungsvorrichtung zum Reinigen von Zylindern einer Druckmaschine |
Also Published As
Publication number | Publication date |
---|---|
DE59912102D1 (de) | 2005-06-30 |
DE59905590D1 (de) | 2003-06-18 |
EP1140507B1 (de) | 2003-05-14 |
EP1140507A1 (de) | 2001-10-10 |
DE19860857A1 (de) | 2000-07-06 |
EP1238803B1 (de) | 2005-05-25 |
WO2000040415A1 (de) | 2000-07-13 |
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