EP0860545A2 - Appareil pour guider une bande - Google Patents

Appareil pour guider une bande Download PDF

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Publication number
EP0860545A2
EP0860545A2 EP97119261A EP97119261A EP0860545A2 EP 0860545 A2 EP0860545 A2 EP 0860545A2 EP 97119261 A EP97119261 A EP 97119261A EP 97119261 A EP97119261 A EP 97119261A EP 0860545 A2 EP0860545 A2 EP 0860545A2
Authority
EP
European Patent Office
Prior art keywords
impeller
drum
roller
interior
machine
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
Application number
EP97119261A
Other languages
German (de)
English (en)
Other versions
EP0860545B1 (fr
EP0860545A3 (fr
Inventor
Zygmunt Madrzak
Karl Rück
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.)
Voith Patent GmbH
Original Assignee
Voith Sulzer Papiermaschinen GmbH
Voith Sulzer Papiertechnik Patent GmbH
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 Voith Sulzer Papiermaschinen GmbH, Voith Sulzer Papiertechnik Patent GmbH filed Critical Voith Sulzer Papiermaschinen GmbH
Publication of EP0860545A2 publication Critical patent/EP0860545A2/fr
Publication of EP0860545A3 publication Critical patent/EP0860545A3/fr
Application granted granted Critical
Publication of EP0860545B1 publication Critical patent/EP0860545B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H20/00—Advancing webs
    • B65H20/12—Advancing webs by suction roller
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/02—Conveying or guiding webs through presses or machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/08—Cylinders
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/36—Guiding mechanisms
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/36—Guiding mechanisms
    • D21F1/40—Rolls
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F3/00—Press section of machines for making continuous webs of paper
    • D21F3/02—Wet presses
    • D21F3/10—Suction rolls, e.g. couch rolls
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G9/00—Other accessories for paper-making machines
    • D21G9/0063—Devices for threading a web tail through a paper-making machine

Definitions

  • the invention relates to a device for guiding a material web, in particular paper or cardboard web, within a machine, especially one Paper or coating machine, with at least one a coat and two bearing journals Covering drum, the jacket of which a Has number of through openings.
  • Devices of the type mentioned here are known. They include a drilled or punched also referred to as a drum, over which at a start-up of the machine or in the event of a demolition the material web also as a threading strip designated narrow strip of material and while the normal operation of the machine Material web is guided.
  • the roller is over one Drilled hole in the bearing journal of its cover connected to a suction device that the interior a vacuum is applied to the roller.
  • the negative pressure is over the the coat openings penetrating the roller onto the outer surface of the coat transferred.
  • the device includes a drilled one Drum, one coat and two the coat has front-closing lid and is also referred to as a carrying drum.
  • the coat has a number of through openings, through which a negative pressure from inside the drum the outer surface of the drum shell applied respectively can be transferred.
  • the device is characterized by at least one inside the impeller arranged from the drum Help the inside of the drum with a vacuum and / or an excess pressure can be applied.
  • the Generation of negative or positive pressure directly inside the drum shortened in advantageous Way of air flow and is independent from the vortex losses, so that at flow losses occurring in the suction of the drum can be reduced.
  • the device builds very compact, so the space requirement the machine within which the device is arranged is can be reduced.
  • Impeller non-rotatably connected to a drive shaft is arranged concentrically to the axis of rotation of the drum.
  • the impeller can be the inside of the Drum - viewed in the longitudinal direction of the drum subdivide that the drum is only partially is vacuumed, that is, the interior and the Outside area only with a partial vacuum be charged.
  • the outer ones Dimensions of the impeller to the interior of the drum adjusted so that undesirable backflow the air conveyed by the impeller its pressure side on the suction side of the impeller is prevented or at least kept very small.
  • the Interior of the drum in two separate Chambers divided. This enables another Improve the efficiency of suction, which a reduction in the operating costs of the machine is feasible.
  • the impeller can be driven from the outside by means of the drive shaft is.
  • the shaft gear connected to a drive device or a belt pulley connected to a belt drive arranged that the drive shaft with a Drive torque applied.
  • An embodiment of the device is also preferred, where the impeller is driven by an electric motor is drivable, which is arranged inside the drum is. This measure makes the required Installation space for the device is further reduced. Add to that the immediate Arrangement of the electric motor in the area of the impeller, due to a shortened powertrain that Cost of the device for guiding a material web can be reduced.
  • an embodiment of the device which is characterized in that the impeller in the front edge area of the drum arranged and the suction side of the impeller immediately adjacent edge area is facing.
  • the device described below is general inside a machine for guiding one Material web can be used.
  • the following is purely exemplary assumed that the device inside a machine for producing a paper web, within a paper making machine, is arranged and for guiding a paper web serves.
  • FIG. 1 shows a sectional partial view of the Device 1 according to the invention, one in the following designated as roller 3 includes the drum is hollow inside.
  • the roller 3 has a jacket 5 and is at its front end areas each closed by a lid, of which only the cover 7 can be seen here.
  • the coat 5 is provided with through openings 9 which the outer surface 11 of the jacket 5 with the interior 13 connect.
  • the through openings 9 are as Drilled holes and point in the area of Outer surface 11 has an enlarged cross section.
  • the interior 13 of the roller 3 is of a circular cylindrical Through opening 15 is formed.
  • the Cover 7 is arranged on the end face of the roller 3 and closes the interior from the environment from.
  • the cover 7 is not shown Fasteners connected to the jacket 5.
  • the Cover 7 formed in one piece with a bearing pin 17, on which a bearing 19 is arranged.
  • the second cover 8 is arranged, on which a additional bearing journal is arranged.
  • the bearing journals serve to support the roller 3.
  • An impeller 21 is arranged inside the roller 3, the rotatably connected to a drive shaft 23 is.
  • the drive shaft 23 is by means of Bearings 25 and 27 in a cover 7 and Bearing pin 17 penetrating bore 29 is mounted.
  • the bore 29 is concentric with the dashed line indicated axis of rotation 31 of the roller 3. How 1 shows the drive shaft 23 one-sided, that is, overhung and pointing a drive pin 33.
  • a groove 35 is arranged to receive a Key serves.
  • About the drive pin 33 can a drive torque on the drive shaft 23 from one Transfer drive device, not shown will.
  • the drive device can directly engage on the drive pin 33 or, for example with a gear or a pulley be connected to it.
  • the arranged on the drive shaft 23 and with this connected impeller 21 also has a wing designated blades, of which only here the blades 37 and 39 are visible.
  • the impeller 21 is in the front edge region 41 of the roller 3 arranged.
  • the impeller 21 has an outer diameter on the diameter of the through hole 15 is adjusted so that a narrower Gap 43 between the blades of the impeller 21 and the jacket 5 of the roller 3 is formed.
  • the impeller 21 divides the interior 13 of the roller 3 into one another separate chambers 45 and 47.
  • the first, smaller chamber 47 is the impeller 21 and the Cover 7 and the jacket 5 and the second, larger Chamber 45 from the impeller 21 and the second cover 8 or another impeller and the jacket 5 limited.
  • the suction side of the in this embodiment is designed as an axial wheel impeller 21 here the chamber 47 and the pressure side of the impeller 21 facing the chamber 45.
  • the device 1 is particularly characterized by a compact structure, the low Because of the air flow the friction losses are very are low.
  • the device 1 is also at high Machine speeds can be used, the Provision of a high vacuum at any time can be guaranteed. Elaborate and costly Pipelines through which the air is known devices deployed from the roller will not be needed here.
  • Figure 2 shows a side view of another Embodiment of the device 1. Parts with those in Figure 1 are the same Provide reference numerals, so that in this respect on their Description in Figure 1 can be referenced. in the The following only deals with the differences.
  • An electric motor 51 is arranged inside the roller 3, with its motor shaft 53, the impeller 21st is rotatably connected.
  • the electric motor 51 is included here only indicated fasteners 55, for example Screws attached to a holding flange 57.
  • the holding flange 57 is in turn with further fastening means 55 on the cover 7 of the Roller 3 fixed.
  • the energy supply of the electric motor 51 takes place via connecting lines 59 and 61, which are arranged in the bore 29 of the cover 7 are.
  • the connecting lines 59 and 61 are with a Contact plate 63 connected or end in this, the bore 29 and thus the interior 13 completes against the environment.
  • the Power supply takes place via an only indicated here Power supply device 65, which means the contact plate - not shown - sliding contacts with the connecting lines 59 and 61 is connected.
  • the impeller 21 arranged in the interior of the rotating roller 3 can be driven by means of the electric motor.
  • the impeller 21 sucks air from the outer surface 11 of the roller 3 through the through openings 9 into the interior 13 or into the chamber 47 via the through openings 9.
  • the air flow is indicated by arrows 49.
  • the air in the chamber 47 is conveyed by the impeller 21 into the second chamber 45 and can escape through the through openings 9 arranged in the region of the chamber 45 in the jacket 5 of the roller 3 to the outer surface of the jacket or to the environment.
  • the impeller 21 sucks air in the edge region 41 on the outer surface 11 of the roller 3, so that a negative pressure designated p 0 is established.
  • the pressure ratios within the chambers 45 and 47 or the interior 13 correspond to the pressures described in FIG. 1.
  • the negative pressure p 1 acting in the chamber 47 is greater than the negative pressure p 0
  • an excess pressure p 2 acts in the chamber 45 which, as already described, can escape through the through openings 9.
  • a comparison of the two pressures p 1 and p 0 considered as absolute values shows that the pressure p 1 is less than the ambient pressure or atmospheric pressure and the pressure p 0 .
  • FIG. 2 Device 1 stands out due to the positioning the impeller drive inside the roller, due to a compact design.
  • the device is also in particularly cramped installation conditions can be used inside the machine.
  • Figure 3 shows a third embodiment of the invention Device 1 in side view.
  • the same parts have the same reference numerals provided so that in this respect to the description Figures 1 and 2 is referred.
  • the in Figure 3 shown embodiment variant of the device 1 differs from that shown in FIG. 1 by the fact that in both front Ranau areas 41 and 42 of the roller 3 each have an impeller 21 and 21 'arranged inside the roller 3 is. That arranged in the right edge area 42 Impeller 21 'is analogous to that described in FIG. 1 Impeller 21- with a drive shaft 23 rotatably connected in the cover 8 by means of bearing 25 and 27 is overhung.
  • Impeller arranged concentrically to the axis of rotation 31 of the roller and divides another from their interior 13 Chamber 47 'from between the impeller 21' and the lid 8 is arranged.
  • the suction side of the Impeller 21 ' faces the cover 8, so that a suction of the outer surface 11 of the roller 3 in Edge area 42 possible during operation of the impeller 21 ' is.
  • the interior 13 of the roller 3 is thus divided into a total of three separate chambers; in the in the front end areas the roller arranged chambers 47 and 47 'and in that arranged between the impellers 21 and 21 ' Chamber 45.
  • the edge regions 41 and 42 of the roller are vacuumed.
  • a negative pressure p 0 is established on the outer surface, which holds a paper web or a threading strip guided over the roller securely on the roller 3, so that it can be transferred flutter-free and smoothly.
  • the use of the device 1 is expanded by the possibility of bilateral edge suction.
  • the impellers 21 and 21 ' can be driven separately from one another.
  • This can each have an electric motor arranged inside the roller be assigned or their drive takes place from the outside, for example by means of a Belt drive.
  • Figure 4 shows a side view of a fourth embodiment the device 1. are the same parts provided with the same reference numerals so that to the description of Figures 1, 2 and 3 can be referred.
  • the interior 13 of the roller 3 near the edge regions 41 and 42 is one Impeller arranged.
  • the Cover 7 are holes 67 and 69 and in cover 8 Bores 67 'and 69' are provided which provide a flow connection from the inside of the roller 3 to the outside enable. Their function is explained in the following the resulting during the operation of the impellers Air flow explained in more detail.
  • the impellers are preferably fan wheels trained, that is, the pressure ratio between its pressure side and suction side preferably less than 1.3. It is also possible, form the impellers as compressor wheels with which a larger pressure ratio and thus a higher negative pressure / positive pressure can be generated.
  • the device 1 according to the invention can for example inside a paper machine instead of one known carrier drum roller can be used.
  • a Carrier drum roller is at the end of the paper machine arranged and consists of a roller, the so-called Carrier drum against which the drum or Winding mandrel is pressed onto which finished paper web is to be wound up.
  • the Paper web is passed over the carrier drum by a Nip guided between the drum and drum and then wound up on the reel.
  • the one at the beginning the winding process by means of a transfer device Threading strips transferred to the through the device 1 replaced the carrying drum.
  • the thereby applied from the inside to the outer surface of the roller Vacuum holds the stripe on the coat the roller so that it does not extend over the edge out of the roller or toward the center of the roller running. This ensures a safe transfer of the threading strip even at high machine speeds possible.
  • the device 1 can be built simply and compactly and less because of the simple construction Has costs than known devices. It is possible, an embodiment explained with reference to Figure 4 the device 1 within the dry or To use the press section of the paper machine, for example, instead of one of the overpass Dryer screen and a suction roll serving a material web. It is clear that the invention Device can be used wherever a Material web, a narrow material web strip or sheet-shaped goods deflected by a roller and need a guide.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Replacement Of Web Rolls (AREA)
  • Advancing Webs (AREA)
EP97119261A 1996-11-20 1997-11-04 Appareil pour guider une bande Expired - Lifetime EP0860545B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19647919A DE19647919A1 (de) 1996-11-20 1996-11-20 Vorrichtung zur Führung einer Materialbahn
DE19647919 1996-11-20

Publications (3)

Publication Number Publication Date
EP0860545A2 true EP0860545A2 (fr) 1998-08-26
EP0860545A3 EP0860545A3 (fr) 1999-01-13
EP0860545B1 EP0860545B1 (fr) 2003-02-19

Family

ID=7812171

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97119261A Expired - Lifetime EP0860545B1 (fr) 1996-11-20 1997-11-04 Appareil pour guider une bande

Country Status (3)

Country Link
US (1) US5915648A (fr)
EP (1) EP0860545B1 (fr)
DE (2) DE19647919A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0997415B1 (fr) * 1998-10-22 2004-02-04 Voith Paper Patent GmbH Enrouleuse

Families Citing this family (34)

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Publication number Priority date Publication date Assignee Title
US6618939B2 (en) * 1998-02-27 2003-09-16 Kabushiki Kaisha Miyake Process for producing resonant tag
DE19848816A1 (de) 1998-10-22 2000-04-27 Voith Sulzer Papiertech Patent Wickelmaschine
ES2172079T3 (es) 1998-11-06 2002-09-16 Fischer & Krecke Gmbh & Co Maquina de imprimir.
EP1061026A1 (fr) * 1999-06-16 2000-12-20 E.I. Du Pont De Nemours And Company Cylindre aspirant segmenté
JP3956264B2 (ja) * 1999-10-08 2007-08-08 富士フイルム株式会社 ウェブ搬送方法及び装置
ATE315125T1 (de) 2000-02-26 2006-02-15 Voith Paper Patent Gmbh Unterdruck-bandförderer
DE10009188A1 (de) * 2000-02-26 2001-08-30 Voith Paper Patent Gmbh Vakuum-Bandfördervorrichtung
DE10063025B4 (de) * 2000-12-16 2005-05-12 Man Roland Druckmaschinen Ag Feststehende Papierleiteinrichtung
FI20020995A (fi) * 2002-05-28 2003-11-29 Metso Paper Inc Menetelmä rullauksessa, rullain ja rullaussylinteri
DE10232555B3 (de) * 2002-07-18 2004-01-15 Koenig & Bauer Ag Umlenkstange für eine Materialbahn
FI117863B (fi) * 2002-08-09 2007-03-30 Metso Paper Inc Menetelmä ja laite rainan päänviennissä paperi- tai kartonkirainan rullauksessa
US6981935B2 (en) * 2002-09-12 2006-01-03 Stowe Woodward, L.L.C. Suction roll with sensors for detecting temperature and/or pressure
DE10301213B3 (de) * 2003-01-15 2004-11-11 Voith Paper Patent Gmbh Rollenwicklerwalze
US6874232B2 (en) * 2003-05-21 2005-04-05 Stowe Woodward, Llc Method for forming cover for industrial roll
FI117640B (fi) * 2004-07-28 2006-12-29 Metso Paper Inc Johtotela rainanmuodostuskonetta varten ja menetelmät vastaavan johtotelan valmistamiseksi ja käyttämiseksi
US7572214B2 (en) * 2005-05-04 2009-08-11 Stowe Woodward L.L.C. Suction roll with sensors for detecting operational parameters having apertures
DE102005000094A1 (de) * 2005-07-26 2007-02-01 Voith Patent Gmbh Wickelkern, Wickelmaschine und Verfahren zum Aufwickeln einer Materialbahn
US10287731B2 (en) * 2005-11-08 2019-05-14 Stowe Woodward Licensco Llc Abrasion-resistant rubber roll cover with polyurethane coating
DE102006014968A1 (de) * 2006-03-31 2007-10-04 Man Roland Druckmaschinen Ag Rotationskörper einer Rollendruckmaschine
TWI349644B (en) * 2008-09-18 2011-10-01 Ind Tech Res Inst Suction roller and transporting apparatus using the same
TWI367855B (en) * 2008-09-24 2012-07-11 Apparatus and method for guiding the web position
US9097595B2 (en) * 2008-11-14 2015-08-04 Stowe Woodward, L.L.C. System and method for detecting and measuring vibration in an industrial roll
DE102009000953A1 (de) 2009-02-18 2010-08-19 Voith Patent Gmbh Tragtrommel und Wickelmaschine mit Tragtrommel
US8346501B2 (en) * 2009-06-22 2013-01-01 Stowe Woodward, L.L.C. Industrial roll with sensors arranged to self-identify angular location
US8236141B2 (en) * 2009-06-23 2012-08-07 Stowe Woodward, L.L.C. Industrial roll with sensors having conformable conductive sheets
DE202009012298U1 (de) * 2009-09-11 2009-11-19 Voith Patent Gmbh Leitwalze
US8475347B2 (en) 2010-06-04 2013-07-02 Stowe Woodward Licensco, Llc Industrial roll with multiple sensor arrays
CN103998682B (zh) 2012-01-17 2016-10-26 斯托·伍德沃德许可有限责任公司 确定旋转辊的角位置的系统和方法
US9650744B2 (en) 2014-09-12 2017-05-16 Stowe Woodward Licensco Llc Suction roll with sensors for detecting operational parameters
CN105398855A (zh) * 2015-12-15 2016-03-16 无锡宝南机器制造有限公司 数码书刊折页机牵引辊面局部吸附结构
CN105417260B (zh) * 2015-12-15 2017-11-07 无锡宝南机器制造有限公司 数码书刊折页机牵引辊面气量调节机构
JP6810169B2 (ja) 2016-04-26 2021-01-06 ストウ・ウッドワード・ライセンスコ，リミテッド・ライアビリティ・カンパニー 陸上距離を向上させるスルーホールおよび盲ドリル穴のパターンを備えた吸込ロール
CN106429646A (zh) * 2016-09-23 2017-02-22 东莞市联洲知识产权运营管理有限公司 一种结构优化的贴膜卷绕管芯
CN111573345A (zh) * 2020-05-31 2020-08-25 河南江河纸业股份有限公司 一种复卷机专用弧形辊

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DE644472C (de) * 1937-05-04 Josef Boltersdorf Saugwalze fuer Papiermaschinen
DE9106451U1 (fr) * 1991-05-25 1991-07-11 J.M. Voith Gmbh, 7920 Heidenheim, De

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Patent Citations (2)

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Publication number Priority date Publication date Assignee Title
DE644472C (de) * 1937-05-04 Josef Boltersdorf Saugwalze fuer Papiermaschinen
DE9106451U1 (fr) * 1991-05-25 1991-07-11 J.M. Voith Gmbh, 7920 Heidenheim, De

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0997415B1 (fr) * 1998-10-22 2004-02-04 Voith Paper Patent GmbH Enrouleuse

Also Published As

Publication number Publication date
EP0860545B1 (fr) 2003-02-19
DE59709349D1 (de) 2003-03-27
DE19647919A1 (de) 1998-05-28
EP0860545A3 (fr) 1999-01-13
US5915648A (en) 1999-06-29

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