EP0890676A1 - Kalander - Google Patents
Kalander Download PDFInfo
- Publication number
- EP0890676A1 EP0890676A1 EP98110429A EP98110429A EP0890676A1 EP 0890676 A1 EP0890676 A1 EP 0890676A1 EP 98110429 A EP98110429 A EP 98110429A EP 98110429 A EP98110429 A EP 98110429A EP 0890676 A1 EP0890676 A1 EP 0890676A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- nips
- rollers
- roller
- closed
- calender
- 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
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
- D21G1/00—Calenders; Smoothing apparatus
-
- 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
- Y10S162/00—Paper making and fiber liberation
- Y10S162/09—Uses for paper making sludge
- Y10S162/10—Computer control of paper making variables
Definitions
- the invention relates to a calender with several rolls, whose axes are arranged in a press plane are, in each case adjacent rolls a nip between train, and with a control device to open and close the nips.
- Calenders are used to treat material webs, in particular for satinizing paper webs.
- the invention in the following using a paper calender are described without being limited to this application to be.
- the paper web becomes passed through the calender and in the nips, which too be referred to as "nips" with pressure and, if necessary also subjected to an elevated temperature.
- the type of pressure treatment in the calender determines here the surface properties.
- the surface properties can be found in the first approximation that with the Number of nips also better the quality of the surface becomes.
- the invention is based, the flexibility when satinizing material webs with less Increase effort.
- rollers so adjustable are that between two closed nips there are at least two open nips.
- the calender can both Operate so that all nips are closed, i.e. the Material web is pressurized in all nips. This leads to a relatively high surface quality.
- the calender can also be operated so that not all nips are closed.
- the material web is satinized in one or more closed nips, then skips some unnecessary ones Nips that remain open and then treated the material web in the closed nip or nips further. Because the nips in which the material web will not be treated, will remain open Rolls spared here. Especially with soft nips, i.e.
- Nips by a roller with a soft Surface layer are limited, it is practical not possible to close the nip and the paper web omit without causing destruction.
- the Paper web is then missing as an insulator, what about time to an uneven temperature rise on the elastic Surface would lead.
- the cover bulges then thermally and can be destroyed.
- Man combines in a calender both the possibilities a satin finish to achieve high shine high smoothness with the possibility of through treatment in a small number of nips also produce a lower surface quality. The possible uses of the calender are thereby expanded.
- the closed nips are preferred by the two outer pairs of rollers formed. This simplifies the Control of the rollers. In many calenders anyway provided that the rollers are moved apart can, so that all nips are opened, for example for inserting the paper web. If the two outer Then roll pairs that form closed nips it is sufficient to close the nips if two rollers be moved.
- the two end rollers are designed as deflection adjustment rollers are. It is achieved that the two closed Pressure forces are applied to nips can go beyond the forces to balance of the dead weight of the rollers are necessary. In order to the treatment option is expanded.
- limiting rollers each driven at least one. This is the treatment of the material web in both Nips possible without the material web being inadmissible is subjected to high tractive forces.
- All rollers advantageously have their own drive on and at least the drives of the rollers that open Limit nips can be controlled individually. This Drives can, if the nips remain open, be stopped so that the rollers no longer turn.
- the specified Roller is the top roller and the bottom roller is one Has linear actuator.
- Such a construction is known from conventional calenders in which all nips are closed by the bottom one Roller is raised and then gradually everyone else Takes the rollers with you until the second roller top roller reached. You can now use two simple ones Modifications of such a calender into an inventive one Convert calender. All you have to do is the second roller can be locked from below and the second roller have their own lifting drive from above. Such a conversion is simple and can also with existing calenders.
- At least one closed nip one roller can be locked and the other roller has one Pressure sensor on. To close the nips is therefore only a single roll movement is necessary. The other roller is set.
- the pressure sensor is on one end of a two-armed lever acts on the other End the other roller is arranged.
- the pressure sensor is on one end of a two-armed lever acts on the other End the other roller is arranged.
- the leverage can still be used to ensure a suitable force application in the nip.
- the other roller is preferably a roller with a jacket stroke educated. This is an alternative option or in addition to using a thruster can be selected on the two-armed lever. At a The roller with the jacket stroke will produce the necessary pressure in the Nip generated by moving the entire roll shell becomes.
- the two closed nips are soft Nips trained. You can then either use the calender than a conventional multi-roll calender with one Variety of nips drive or as a result of two Soft calenders with only one soft nip each.
- One of the opened nips is advantageously as Alternating gap formed.
- Such an alternating gap is necessary in a calender in which all rolls are in a stand are arranged, but both sides of the Material web should be applied in the same way.
- alternating nip where two soft rollers come together but should avoid idling become.
- a calender 1 has six rollers 3 in a frame 2 to 8, whose axes in a press plane 9 one above the other lie.
- Adjacent rolls form nips or nips 10-14.
- the rollers 3-8 move apart, the nips 10-14 are opened. If the rollers 3-8 nips 10-14 are closed.
- the top roller 3 in the frame 2 fixed, the middle rollers 4-7 are on levers 15-18 suspended in frame 2 and the bottom roller 8 is in a carriage 19 in the frame 2 and is movable driven by a lifting cylinder 20. If the lifting cylinder 20 is lowered, then the levers 15-18 be pivoted down so far that they are not on Stop attacks shown in detail.
- the material web can be in the closed nips with pressure and possibly an increased Temperature to be treated.
- the rollers 3, 5, 6 and 8 have an elastic surface cover on, so that the nips 10, 11 and 13, 14 as so-called soft nips are formed.
- the middle nip 12 is designed as a so-called alternating gap, i.e. here are two soft rollers opposite each other.
- the rollers 4 and 7 have a hard surface.
- a series of deflection rollers 22-26 are also provided, to guide a material web 21 through the Calender 1 serve.
- the material web 21 can now, in one mode of operation, which is known per se, treated in all nips 10-14 become. But it can also, as shown in Fig. 1 is to be treated in only two Nips, namely nips 10 and 14, is treated.
- the rollers 3-8 of the calender 1 are like this set that only the rollers 3 and 4 against each other are pressed and the rollers 7 and 8. Accordingly the nips 11-13 are open and only the nips 10 and 14 closed.
- the pulleys 24 and 26 serve the material web 21 on the nips 12 and 13 lead past.
- the nip 11 is run through without the material web is treated here.
- the top roller 3 is fixed in the frame 2.
- the second top roller 4 is on one arm of a two-armed Lever 15 attached. Intervenes on the other arm Pressure sensor 27 on. If the pressure sensor 27, for example designed as a piston-cylinder unit can be, the arm of the lever 15 moves down then the roller 4 is pressed up against the roller 3. Since the top roller 3 as a deflection adjustment roller the pressure forces, which are generated by the pressure sensor 27 in relatively wide Select areas freely.
- the lever 18 on which the roller 7 is mounted is in the lowered position at which the remaining nips 11-13 are open with the help of a locking device 28 locked against the frame 2.
- the nip 14 will then closed in that the lifting cylinder 20 bottom roller 8 lifts. Since the bottom roller 8 is designed as a deflection adjustment roller you can choose the forces here relatively freely.
- All rollers 3-8 have their own drive 29-34, at least the drives of the rollers 5 and 6 independently can be controlled by the other drives. she can then be stopped when the rollers 5 and 6 due to the opened nips 11 to 13 during treatment the material web 21 does not have to come into action.
- the calender 1 perform a full satin finish in five nips 10-14, to achieve a high surface quality, i.e. a To produce paper web with high gloss and smoothness values, and, as shown in Fig. 1, the material web Treat only in two nips so that one reduced surface quality is obtained, however sufficient for many purposes.
- Fig. 2 shows another embodiment of a calender 1 ', in which the only for the uppermost nip 10 Locking mechanism was changed.
- the roller 4 is arranged on a single lever 15 ', with the help of a locking device 35 in a certain angular position relative to the frame 2 can be held. Accordingly, the roller 4 relative to the frame 2 in a certain position be determined.
- the top roller 3 ' is designed as a jacketed roller. Your coat can thus be lowered onto the roller 4 to close the nip 10. Otherwise works the calender 1 'exactly like the calender 1 according to FIG. 1.
- control device 36 which in the 1 with the lifting cylinder 20 and the Pressure generator 27 and the locking device 28 is connected and controls the way they work.
- control device 36 With the calender 1 'according to Fig. 2, the control device 36 with the lifting cylinder 20, the locking device 28, the Locking device 35 and the adjusting device connected for the jacket stroke of the roller 3 '.
Landscapes
- Paper (AREA)
- Treatment Of Fiber Materials (AREA)
- Sheets, Magazines, And Separation Thereof (AREA)
- Delivering By Means Of Belts And Rollers (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Lubricants (AREA)
Abstract
Description
- Fig. 1
- eine erste Ausführungsform eines Kalanders und
- Fig. 2
- eine zweite Ausführungsform eines Kalanders.
Claims (12)
- Kalander mit mehreren Walzen, deren Achsen in einer Pressenebene angeordnet sind, wobei jeweils benachbarte Walzen einen Nip zwischen sich ausbilden, und mit einer Steuervorrichtung zum Öffnen und Schließen der Nips, dadurch gekennzeichnet, daß die Walzen (3-8) so einstellbar sind, daß sich zwischen zwei geschlossenen Nips (10, 14) mindestens zwei geöffnete Nips (11-13) befinden.
- Kalander nach Anspruch 1, dadurch gekennzeichnet, daß die geschlossenen Nips (10, 14) durch die beiden äußeren Walzenpaare (3, 4; 7, 8) gebildet sind.
- Kalander nach Anspruch 2, dadurch gekennzeichnet, daß die beiden Endwalzen (3, 8) als Durchbiegeeinstellwalzen ausgebildet sind.
- Kalander nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß von den die beiden geschlossenen Nips (10, 14) begrenzenden Walzen (3, 4; 7, 8) jeweils mindestens eine angetrieben ist.
- Kalander nach Anspruch 4, dadurch gekennzeichnet, daß alle Walzen (3-8) einen eigenen Antrieb (29-34) aufweisen und zumindest die Antriebe (31, 32) der Walzen (5, 6), die die geöffneten Nips (11-13) begrenzen, einzeln steuerbar sind.
- Kalander nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, daß bei einem geschlossenen Nip (10) eine der ihn begrenzenden Walzen (3, 4) im Ständer festgelegt ist.
- Kalander nach Anspruch 6, dadurch gekennzeichnet, daß die festgelegte Walze (3) die oberste Walze ist und die unterste Walze (8) einen Hubantrieb (20) aufweist.
- Kalander nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, daß bei mindestens einem geschlossenen Nip (10, 14) eine Walze (4, 7) arretierbar ist und die andere Walze einen Druckgeber (20, 27) aufweist.
- Kalander nach Anspruch 8, dadurch gekennzeichnet, daß der Druckgeber (27) auf ein Ende eines zweiarmigen Hebels (15) wirkt, an dessen anderem Ende die andere Walze (4) angeordnet ist.
- Kalander nach Anspruch 8 oder 9, dadurch gekennzeichnet, daß die andere Walze (3') als Walze mit Mantelhub ausgebildet ist.
- Kalander nach einem der Ansprüche 1 bis 10, dadurch gekennzeichnet, daß die beiden geschlossenen Nips (10, 14) als weiche Nips ausgebildet sind.
- Kalander nach einem der Ansprüche 1 bis 11, dadurch gekennzeichnet, daß einer der geöffneten Nips (12) als Wechselspalt ausgebildet ist.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19729531 | 1997-07-10 | ||
DE19729531A DE19729531C2 (de) | 1997-07-10 | 1997-07-10 | Papierkalander |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0890676A1 true EP0890676A1 (de) | 1999-01-13 |
EP0890676B1 EP0890676B1 (de) | 2002-02-20 |
Family
ID=7835261
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98110429A Expired - Lifetime EP0890676B1 (de) | 1997-07-10 | 1998-06-08 | Kalander |
Country Status (8)
Country | Link |
---|---|
US (1) | US6248215B1 (de) |
EP (1) | EP0890676B1 (de) |
JP (1) | JP3019210B2 (de) |
KR (1) | KR100273012B1 (de) |
AT (1) | ATE213517T1 (de) |
CA (1) | CA2241211C (de) |
DE (2) | DE19729531C2 (de) |
EA (1) | EA000480B1 (de) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001016424A1 (en) * | 1999-08-27 | 2001-03-08 | Metso Paper, Inc. | Shoe roll |
WO2004061221A1 (en) * | 2003-01-02 | 2004-07-22 | Metso Paper, Inc. | Method for calendering a fibrous web and a calender |
EP1557490A1 (de) * | 2004-01-24 | 2005-07-27 | Voith Paper Patent GmbH | Verfahren zum Betreiben eines Mehrwalzenkalanders und Kalander |
EP1621668A1 (de) * | 2004-07-31 | 2006-02-01 | Voith Paper Patent GmbH | Kalander |
EP1801287A1 (de) * | 2005-12-20 | 2007-06-27 | Voith Patent GmbH | Kalander |
CN103290719A (zh) * | 2012-03-02 | 2013-09-11 | 美卓造纸机械公司 | 用于使多辊压光机现代化的方法以及现代化多辊压光机 |
DE102013200614A1 (de) | 2013-01-16 | 2014-07-17 | Valmet Technologies, Inc. | Vorrichtung und Verfahren zur Kalandrierung einer Faserbahn |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19650576C2 (de) * | 1996-12-06 | 2001-02-15 | Kuesters Eduard Maschf | Kalander |
US20030126998A1 (en) * | 1998-03-17 | 2003-07-10 | Eduard Kusters Maschinenfabrik Gmbh & Co. Kg | Calender arrangement |
US7096779B2 (en) | 1998-03-17 | 2006-08-29 | Eduard Küsters Maschinenfabrik GmbH & Co. KG | Calender arrangement |
DE19945780C1 (de) * | 1999-09-24 | 2001-01-18 | Voith Paper Patent Gmbh | Kalander |
US6612228B1 (en) * | 2000-07-14 | 2003-09-02 | Metso Paper, Inc. | Calender and method for rebuilding a calender |
DE20200584U1 (de) * | 2002-01-16 | 2002-03-28 | Voith Paper Patent GmbH, 89522 Heidenheim | Kalander |
FI116303B (fi) * | 2003-01-02 | 2005-10-31 | Metso Paper Inc | Monitelakalanteri |
FI117675B (fi) * | 2004-09-29 | 2007-01-15 | Metso Paper Inc | Monitelakalanteri |
FI119154B (fi) | 2006-12-07 | 2008-08-15 | Metso Paper Inc | Monitelakalanteri ja menetelmä monitelakalanterissa |
KR100919121B1 (ko) * | 2008-11-06 | 2009-09-25 | 홍시식 | 섬유용 프릭션 칼렌더 장치 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3119677A1 (de) * | 1980-05-22 | 1982-01-28 | Valmet Oy, 001300 Helsinki | "maschinensuperkalander fuer papier oder dergleichen" |
DE19520109C1 (de) * | 1995-06-01 | 1996-06-13 | Voith Sulzer Finishing Gmbh | Kalander für die Voll- und Leichtsatinage |
EP0822289A2 (de) * | 1996-08-01 | 1998-02-04 | Voith Sulzer Finishing GmbH | Kalander |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1291086A (en) | 1968-11-27 | 1972-09-27 | Kleinewefers Soehne J | Means for setting a roll gap |
FI62373C (fi) | 1979-10-15 | 1982-12-10 | Valmet Oy | Foerfarande foer kalandrering av papper och kalander som tillaempar foerfarandet |
DE3012852C2 (de) | 1980-04-02 | 1983-07-28 | Kleinewefers Gmbh, 4150 Krefeld | Superkalander |
FI65106C (fi) | 1980-06-10 | 1984-03-12 | Valmet Oy | On-machine superkalander foer en pappersmaskin |
JPS5891890A (ja) | 1981-11-24 | 1983-05-31 | 神崎製紙株式会社 | ス−パ−カレンダ− |
SU1124070A1 (ru) | 1983-05-18 | 1984-11-15 | Центральный Научно-Исследовательский И Проектно-Конструкторский Институт По Проектированию Оборудования Для Целлюлозно-Бумажной Промышленности | Каландр бумагоделательной машины |
FI79875C (fi) | 1983-10-17 | 1990-03-12 | Escher Wyss Ag | Kalander. |
DE3416210C3 (de) | 1984-05-02 | 1994-07-14 | Kleinewefers Gmbh | Walzenpresse für Papier- und ähnliche Bahnen |
DE3702245C3 (de) | 1987-01-27 | 1993-12-23 | Kleinewefers Gmbh | Kalander |
US4852229A (en) | 1988-10-11 | 1989-08-01 | Beloit Corporation | Self-loading controlled deflection roll |
FI83346C (fi) | 1989-01-27 | 1991-06-25 | Valmet Paper Machinery Inc | Kalander, saerskilt en superkalander. |
DE3936048A1 (de) | 1989-10-28 | 1991-05-02 | Escher Wyss Gmbh | Verfahren zum positionieren von kalanderwalzen sowie kalander zur ausfuehrung des verfahrens |
FI86092C (fi) | 1989-11-27 | 1992-07-10 | Valmet Paper Machinery Inc | Kalander avsedd foer on-line anslutning till en pappersmaskin. |
FI95062C (fi) * | 1993-12-29 | 1995-12-11 | Valmet Paper Machinery Inc | Kalanteri |
DE29521610U1 (de) | 1995-03-09 | 1997-11-20 | Voith Sulzer Finishing GmbH, 47803 Krefeld | Kalander für die Behandlung einer Papierbahn |
-
1997
- 1997-07-10 DE DE19729531A patent/DE19729531C2/de not_active Expired - Fee Related
-
1998
- 1998-06-08 AT AT98110429T patent/ATE213517T1/de not_active IP Right Cessation
- 1998-06-08 EP EP98110429A patent/EP0890676B1/de not_active Expired - Lifetime
- 1998-06-08 DE DE59803123T patent/DE59803123D1/de not_active Expired - Lifetime
- 1998-06-22 CA CA002241211A patent/CA2241211C/en not_active Expired - Fee Related
- 1998-06-30 US US09/107,148 patent/US6248215B1/en not_active Expired - Lifetime
- 1998-07-08 KR KR1019980027408A patent/KR100273012B1/ko not_active IP Right Cessation
- 1998-07-09 JP JP10193820A patent/JP3019210B2/ja not_active Expired - Fee Related
- 1998-07-24 EA EA199800598A patent/EA000480B1/ru not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3119677A1 (de) * | 1980-05-22 | 1982-01-28 | Valmet Oy, 001300 Helsinki | "maschinensuperkalander fuer papier oder dergleichen" |
DE19520109C1 (de) * | 1995-06-01 | 1996-06-13 | Voith Sulzer Finishing Gmbh | Kalander für die Voll- und Leichtsatinage |
EP0822289A2 (de) * | 1996-08-01 | 1998-02-04 | Voith Sulzer Finishing GmbH | Kalander |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001016424A1 (en) * | 1999-08-27 | 2001-03-08 | Metso Paper, Inc. | Shoe roll |
US6997106B1 (en) | 1999-08-27 | 2006-02-14 | Metso Paper, Inc. | Shoe roll |
WO2004061221A1 (en) * | 2003-01-02 | 2004-07-22 | Metso Paper, Inc. | Method for calendering a fibrous web and a calender |
US7413632B2 (en) | 2003-01-02 | 2008-08-19 | Metso Paper, Inc. | Method for calendering a fibrous web and a calender |
EP1557490A1 (de) * | 2004-01-24 | 2005-07-27 | Voith Paper Patent GmbH | Verfahren zum Betreiben eines Mehrwalzenkalanders und Kalander |
US7340999B2 (en) | 2004-01-24 | 2008-03-11 | Voith Paper Patent Gmbh | Method for operating a multi-roll calendar and a calendar |
EP1621668A1 (de) * | 2004-07-31 | 2006-02-01 | Voith Paper Patent GmbH | Kalander |
EP1801287A1 (de) * | 2005-12-20 | 2007-06-27 | Voith Patent GmbH | Kalander |
CN103290719A (zh) * | 2012-03-02 | 2013-09-11 | 美卓造纸机械公司 | 用于使多辊压光机现代化的方法以及现代化多辊压光机 |
DE102013200614A1 (de) | 2013-01-16 | 2014-07-17 | Valmet Technologies, Inc. | Vorrichtung und Verfahren zur Kalandrierung einer Faserbahn |
Also Published As
Publication number | Publication date |
---|---|
DE19729531A1 (de) | 1999-01-14 |
KR100273012B1 (ko) | 2000-12-01 |
EA199800598A1 (ru) | 1999-02-25 |
CA2241211A1 (en) | 1999-01-10 |
US6248215B1 (en) | 2001-06-19 |
KR19990013675A (ko) | 1999-02-25 |
JP3019210B2 (ja) | 2000-03-13 |
CA2241211C (en) | 2003-12-02 |
DE59803123D1 (de) | 2002-03-28 |
EA000480B1 (ru) | 1999-08-26 |
ATE213517T1 (de) | 2002-03-15 |
EP0890676B1 (de) | 2002-02-20 |
JPH1181183A (ja) | 1999-03-26 |
DE19729531C2 (de) | 2002-12-12 |
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