WO2000040416A2 - Vorrichtungen zum reinigen einer walze - Google Patents
Vorrichtungen zum reinigen einer walze Download PDFInfo
- Publication number
- WO2000040416A2 WO2000040416A2 PCT/DE1999/004086 DE9904086W WO0040416A2 WO 2000040416 A2 WO2000040416 A2 WO 2000040416A2 DE 9904086 W DE9904086 W DE 9904086W WO 0040416 A2 WO0040416 A2 WO 0040416A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- roller
- doctor
- cleaning
- brush
- working
- Prior art date
Links
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
- B41P2235/21—Scrapers, e.g. absorbent pads
-
- 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
- B41P2235/24—Wiping devices using rolls of cleaning cloth
Definitions
- the invention relates to devices for cleaning a roller of a rotary printing press, according to the preamble of claims 1, 2 or 3.
- EP 06 93 378 B1 discloses a device for cleaning rollers in which a brush roller is guided 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 storage container for cleaning liquid and a collecting container for dirt particles to be removed.
- Pressure plate cleaning device in which an externally moistened, rotatable truncated cone-shaped brush is inclined, i. H. can be adjusted to the plate cylinder at an acute angle to the radial, so that only 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 07 47 217 A2 shows a cleaning device for Printing machine cylinder, in which two rotating brushes are provided which are arranged offset to one another in the circumferential direction of the cylinder.
- the post-published DE 197 34 103 AI discloses a device for developing cylindrical surfaces, in which a brush and a doctor blade can be moved together in the axial direction.
- the invention has for its object to provide devices for cleaning a roller of a rotary printing press.
- a dye release agent can be applied to start production.
- the cleaning device according to the invention avoids the generation of paper waste which has to be disposed of as special waste.
- the roller e.g. B. paper guide roller
- wrinkling of the paper web avoided.
- a non-rei bba re Papi er lei twa Ize z. B. can be brought to the required peripheral speed by means of the auxiliary drive before drawing in a paper web.
- Figure 1 is a plan view of the device in a schematic representation, without housing and slide guide.
- Figure 2 shows a section II - II through the device of Figure 1, but showing a paper web and carriage guide and the section rotated by 90 °.
- FIG. 3 shows a plan view of a paper lei twa Ize with a device arranged thereon in the idle state in a schematic representation with a paper web guide that differs from FIG. 2.
- the device 01 consists of a slide guide 06 which is arranged axially parallel to the paper guide 04 and which is the most rigid, which receives a slide 07 which can be moved in the x-direction of a right-angled, spatial coordinate system.
- the carriage 07 carries an approximately box-shaped housing 08, which has an opening 09 on its side facing the papi er lei twa Ize 04.
- Cleaning elements e.g. B. two side by side and in the radial direction Z of Papi e r lei twa Ize 04 back and forth sliding and fixable against the wall of the housing 08 brush holder 11; 12 arranged.
- Each of the brush holders 11; 12 takes z. B. two superposed brushes 13, 14 and 16, 17 respectively.
- Each brush 13, 14; 16, 17 is in each case on a brush holder 11; 12 arranged hollow shaft 18 rotatably mounted.
- two brushes 13, 14 and 16, 17 located one above the other are moved by one on the brush holder 11; 12 flanged motor 19; 21, e.g. B. electric motor, via a gear 22; 23 just got ri.
- Each brush 13, 14; 16, 17 has a rotatable brush head 24 which extends in the direction of the paper 04.
- the brush head 24 is designed as a forehead brush with circular or annular bristle trimmings. Instead of bristles, artificial sponges can also be 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 a spray nozzle 26 at its end near the roller, a nozzle opening being arranged centrally in each brush head 24.
- the direction of rotation of the brush heads 24 always runs in opposite directions. This is achieved in that the motors 19 and 21, which interact with the pairs of brushes 13, 14 and 16, 17, rotate with each other.
- each brush head 24 Only the parts of each brush head 24 which are located in the immediate vicinity of an axis 27 running in the z direction are in contact with the lateral surface 28 of the paper layer 04. The parts of each brush head 24 which are further away from the horizontal axis 27 are not in contact with the lateral surface 28 of the papi er lei twa Ize 04.
- An axis of rotation 20 of the cleaning elements 13; 14; 16; 17 closes with a through the contact zone of cleaning elements 13; 14; 16; 17 and roller 04 extending radial an opening angle of -45 ° to + 45 °.
- each brush 13, 14; 16, 17 is connected via a pressure line 29 to a pump unit 31, the motor 32, z. B. Electric motor, is connected via electrical lines 33 to an electrical socket 34 fastened to the housing 08.
- the pump unit 31 is in turn connected via a suction line 36 to a tank 37 for liquid, for. B. cleaning liquid or liquid release agent connected.
- the reservoir 37 has a filling connection 38 for liquid close to the housing as well as an associated check valve 39 and an overflow line 41.
- the housing 08 is designed on its underside as a collecting trough 42 for liquid and dirt particles, which is connected via a suction line 43 to a disposal connection 45 close to the housing and an associated check valve 44.
- the motors 19; 21 are each by means of electrical lines 68; 69 connected to the socket 34.
- a belt drive wheel 46 with motor 47 for. B. electric motor, and z. B. via three further belt deflection wheels 48 and between the side frames 02; 03 guided sledge 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, with the Carriage 07 releasably connected.
- the motor 47 is connected to a central electrical line 88 via an electrical line 50 (FIG. 3).
- the carriage 07 has a carriage-fixed contact piece 65, for. B. on a bolt (Fig. 2), which when moving the carriage 07 in a left or right end position position it on A or B each corresponds to a slit enf e st en end position sensor 53 or 54 (Figs. 2 and 3).
- the end position sensors 53; 54 are each via electrical lines 86; 87 connected to the central electrical line 88 to the machine. The same applies to the electrical socket 34. By the end position sensors 53; 54, the motor 47 of the visual retractor can be switched off.
- the carriage 07 can be provided with an auxiliary drive 56.
- This auxiliary drive 56 is, for. B. from a two-armed, on a sled shaft 57 ve rs chwenkba r arranged lever 58, which on its papi he lei twa Izennahenen end a rotatably mounted shaft 59 with a z.
- B. rubber-coated drive roller 61 and a pulley 62 arranged in a rotationally fixed manner carries a belt 63.
- a drive pulley 64 of the belt drive 63 is non-rotatable 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 can be pivoted against the force of a spring (not shown) by switching on a lifting magnet 67, so that the drive roller 61 is set against the paper 04.
- the motor 66 and the solenoid 67 are each connected to the socket 34 by means of common electrical lines 71, so that when the motor 66 is switched on, the lever 58 with the drive roller 61 located thereon is also pivoted away.
- this auxiliary drive 56 can also be used by an electrical signal output at the start of the drawing-in process to accelerate a non-driven paper to the required peripheral speed before the paper web is drawn in. The prerequisite for this is that the carriage 07 between the two end position positions A; B is located.
- the carriage 07 has one or two doctor devices 72; 73 on (Figs. 1 and 2).
- Each of the doctor devices 72; 73 is on the left or right End of the x-axis of the carriage 07 arranged in a papi er le i twa near the area.
- Each doctor device 72; 73 consists of one or more doctor blades, e.g. B. three round or preferably polygonal, z. B. octagonal doctor blades 74; 75; 76 made of thin material, e.g. B. from abrasion-resistant plastic, for. B. polyamide, about 1 mm thick or made of brass.
- doctor blades 74 to 76 are arranged one behind the other by means of a screen-fixed holding device 78, each overlapping and rotatable about a central axis in such a way that one of its eight working edges 79 abuts an imaginary working line 81.
- the working line 81 runs at an acute angle alpha, z. B. from 3 ° to 8 ° to an imaginary, on the lateral surface 28 of the Papi he lei twa Ize 04 extending axis of rotation parallel line 84 (Fig. 1), so that the distance between the working edges 79 of the doctor blades 74 to 76 with respect to Line 84 in the direction of the left and right side part 82; 83 of the slide 07 enlarged.
- the result of this is that in a cleaning cycle of the carriage 07 from the right end position position it on B to the left end position position it on A, the wedge-shaped doctor blades 74 to 76 the z. B. mechanically reduce irregular deposits of paint and paper fibers to a minimum height.
- a wedge-shaped arrangement of the rake l sc ei ben 74 to 76 is an overload of the Work its edges 79 avoided. In this case, a minimal distance of approximately 0.02 mm remains between the lateral surface 28 of the paper layer 04 and the closest squeegee disk 76.
- the filler port 38 and the disposal port 45 of the carriage 07 is in each case via an intermediate line 89; 91 connected to a central feed line 92 or to a central waste line 93.
- This can e.g. B. happen that the Zwi le lines 89, 91 between carriage 07 and Be Val 11 lei line 92 and Ent sorgungs lei line 93 are formed as Seh Lepp lines.
- container 37; 42 of the sled 07 during parking in the right end position B on the two lines 89; 91 to be filled or disposed of.
- the respective doctor device 72; 73 is arranged in the working direction, ie seen in the axial direction of the roller 04, in front of the brushes 13, 14, 16, 17.
- the cleaning device can be operated as follows: A sensor 94 connected to the central electrical line 88 via an electrical line 95 determines whether a paper web 96 (FIGS. 2 and 3) is used to drive the paper to be cleaned i twa Ize 04 or another roller to be cleaned, e.g. B. a pull roller is present.
- the lateral surface 28 of the paper paste 04 can only be scraped off or scraped off and sprayed on with cleaning fluid or subsequently for intensive treatment with the rotating brushes 13, 14; 16, 17 can be edited. In the latter case, ie with intensive brush cleaning, it makes sense to use the brush holder 11; 12 after reaching the end position A in the z direction. This prevents the applied liquid film from being destroyed on the surface 28 of the paper layer 04.
- Moving, e.g. B. retracting the brush holder 11; 12 can by means of a not shown, known remote controllable Stellant, z.
- a liquid release agent e.g. B. a mixture of silicone and water.
- the reservoir 37 can be filled either with cleaning fluid or with liquid release agent via the filling connection 38.
- the amount of liquid absorbed by the reservoir 37 is sufficient for spraying a roller surface.
- the reservoir 37 z. B. 20% more cleaning fluid is supplied, which then leaves the storage tank 37 through the overflow line 41 and is used to rinse the collecting pan 42.
- Rake device Rake device, cleaning element Rake device, cleaning element Squeegee disc (72; 73) Squeegee disc (72; 73) Squeegee disc (72; 73)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE59901828T DE59901828D1 (de) | 1998-12-31 | 1999-12-24 | Vorrichtungen zum reinigen einer walze |
EP99967901A EP1140508B1 (de) | 1998-12-31 | 1999-12-24 | Vorrichtungen zum reinigen einer walze |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19860858.6 | 1998-12-31 | ||
DE19860858A DE19860858A1 (de) | 1998-12-31 | 1998-12-31 | Vorrichtungen zum Reinigen einer Walze |
Publications (3)
Publication Number | Publication Date |
---|---|
WO2000040416A2 true WO2000040416A2 (de) | 2000-07-13 |
WO2000040416A3 WO2000040416A3 (de) | 2000-11-09 |
WO2000040416B1 WO2000040416B1 (de) | 2000-12-14 |
Family
ID=7893206
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE1999/004086 WO2000040416A2 (de) | 1998-12-31 | 1999-12-24 | Vorrichtungen zum reinigen einer walze |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1140508B1 (de) |
DE (2) | DE19860858A1 (de) |
WO (1) | WO2000040416A2 (de) |
Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2013563A1 (en) * | 1969-03-20 | 1971-03-25 | Lawrence, Arthur Richard, 8000 München | Blanket cylinder for off-set printing press |
US3983813A (en) * | 1974-06-11 | 1976-10-05 | Dai Nippon Insatsu Kabushiki Kaisha | Device for cleaning blanket cylinder of printing press |
DE2715445A1 (de) * | 1976-04-07 | 1977-10-20 | Hitachi Printing Co | Vorrichtung zum automatischen entfernen von staub oder aehnlichen substanzen, die an einem formzylinder einer druckmaschine haften |
US4162652A (en) * | 1978-05-25 | 1979-07-31 | Roland Offsetmaschinenfabrik Faber & Schleicher Ag | Device for cleaning cylinder bearers on printing presses |
DD146916A1 (de) * | 1979-11-14 | 1981-03-11 | Harald Feustel | Vorrichtung zur verhinderung der ablage von druckfarbe auf dem gegendruckzylinder |
US4393778A (en) * | 1980-05-28 | 1983-07-19 | Dai Nippon Insatsu Kabushiki Kaisha | Device for washing blanket cylinder of rotary offset press |
EP0328369A1 (de) * | 1988-02-08 | 1989-08-16 | Baldwin Technology Corporation | Vorrichtung zum Reinigen des Gummituches einer Druckerpresse |
DE9001239U1 (de) * | 1990-02-03 | 1990-04-05 | Conrad, Alfred, 4300 Essen, De | |
EP0369565A2 (de) * | 1988-11-17 | 1990-05-23 | Baldwin Technology Corporation | Gummituchreinigungsvorrichtung in einer Druckmaschine |
US5213040A (en) * | 1991-12-03 | 1993-05-25 | Toshiba Kikai Kabushiki Kaisha | Automatic cleaning apparatus for gravure plate cylinders |
EP0693378B1 (de) * | 1994-07-22 | 1997-07-23 | Baldwin-Gegenheimer GmbH | Gerät zur Reinigung von Walzen |
DE29722183U1 (de) * | 1997-12-16 | 1998-04-30 | Punktum Projektberatung Fuer D | Gummituchwaschapparat |
WO1998041402A1 (en) * | 1997-03-18 | 1998-09-24 | Machine Design Services, Inc. | Cleaning system for blanket cylinders |
DE19734103A1 (de) * | 1997-08-07 | 1999-02-11 | Kba Planeta Ag | Einrichtung zum Entwickeln von zylindrischen Oberflächen |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH596988A5 (de) * | 1976-09-17 | 1978-03-31 | De La Rue Giori Sa | |
US5148746A (en) * | 1988-08-19 | 1992-09-22 | Presstek, Inc. | Print-head and plate-cleaning assembly |
DE19520551A1 (de) * | 1995-06-06 | 1996-12-12 | Roland Man Druckmasch | Verfahren und Vorrichtung zum Reinigen eines Zylinders einer Rotations-Druckmaschine |
-
1998
- 1998-12-31 DE DE19860858A patent/DE19860858A1/de not_active Withdrawn
-
1999
- 1999-12-24 EP EP99967901A patent/EP1140508B1/de not_active Expired - Lifetime
- 1999-12-24 DE DE59901828T patent/DE59901828D1/de not_active Expired - Fee Related
- 1999-12-24 WO PCT/DE1999/004086 patent/WO2000040416A2/de active IP Right Grant
Patent Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2013563A1 (en) * | 1969-03-20 | 1971-03-25 | Lawrence, Arthur Richard, 8000 München | Blanket cylinder for off-set printing press |
US3983813A (en) * | 1974-06-11 | 1976-10-05 | Dai Nippon Insatsu Kabushiki Kaisha | Device for cleaning blanket cylinder of printing press |
DE2715445A1 (de) * | 1976-04-07 | 1977-10-20 | Hitachi Printing Co | Vorrichtung zum automatischen entfernen von staub oder aehnlichen substanzen, die an einem formzylinder einer druckmaschine haften |
US4162652A (en) * | 1978-05-25 | 1979-07-31 | Roland Offsetmaschinenfabrik Faber & Schleicher Ag | Device for cleaning cylinder bearers on printing presses |
DD146916A1 (de) * | 1979-11-14 | 1981-03-11 | Harald Feustel | Vorrichtung zur verhinderung der ablage von druckfarbe auf dem gegendruckzylinder |
US4393778A (en) * | 1980-05-28 | 1983-07-19 | Dai Nippon Insatsu Kabushiki Kaisha | Device for washing blanket cylinder of rotary offset press |
EP0328369A1 (de) * | 1988-02-08 | 1989-08-16 | Baldwin Technology Corporation | Vorrichtung zum Reinigen des Gummituches einer Druckerpresse |
EP0369565A2 (de) * | 1988-11-17 | 1990-05-23 | Baldwin Technology Corporation | Gummituchreinigungsvorrichtung in einer Druckmaschine |
DE9001239U1 (de) * | 1990-02-03 | 1990-04-05 | Conrad, Alfred, 4300 Essen, De | |
US5213040A (en) * | 1991-12-03 | 1993-05-25 | Toshiba Kikai Kabushiki Kaisha | Automatic cleaning apparatus for gravure plate cylinders |
EP0693378B1 (de) * | 1994-07-22 | 1997-07-23 | Baldwin-Gegenheimer GmbH | Gerät zur Reinigung von Walzen |
WO1998041402A1 (en) * | 1997-03-18 | 1998-09-24 | Machine Design Services, Inc. | Cleaning system for blanket cylinders |
DE19734103A1 (de) * | 1997-08-07 | 1999-02-11 | Kba Planeta Ag | Einrichtung zum Entwickeln von zylindrischen Oberflächen |
DE29722183U1 (de) * | 1997-12-16 | 1998-04-30 | Punktum Projektberatung Fuer D | Gummituchwaschapparat |
Also Published As
Publication number | Publication date |
---|---|
DE59901828D1 (de) | 2002-07-25 |
DE19860858A1 (de) | 2000-07-06 |
EP1140508B1 (de) | 2002-06-19 |
WO2000040416B1 (de) | 2000-12-14 |
WO2000040416A3 (de) | 2000-11-09 |
EP1140508A2 (de) | 2001-10-10 |
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