EP2210977B1 - Dispositif pour traiter en particulier pour traiter par depression, la toile de fabrication où le feutre d'une machine à papier - Google Patents

Dispositif pour traiter en particulier pour traiter par depression, la toile de fabrication où le feutre d'une machine à papier Download PDF

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Publication number
EP2210977B1
EP2210977B1 EP10450007A EP10450007A EP2210977B1 EP 2210977 B1 EP2210977 B1 EP 2210977B1 EP 10450007 A EP10450007 A EP 10450007A EP 10450007 A EP10450007 A EP 10450007A EP 2210977 B1 EP2210977 B1 EP 2210977B1
Authority
EP
European Patent Office
Prior art keywords
belt
felt
movement
screen
screen belt
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
EP10450007A
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German (de)
English (en)
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EP2210977A1 (fr
Inventor
Klaus Bartelmuss
Heinz Bartelmuss
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of EP2210977A1 publication Critical patent/EP2210977A1/fr
Application granted granted Critical
Publication of EP2210977B1 publication Critical patent/EP2210977B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • D21F1/18—Shaking apparatus for wire-cloths and associated parts
    • D21F1/20—Shaking apparatus for wire-cloths and associated parts in Fourdrinier machines
    • 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
    • D21F1/18—Shaking apparatus for wire-cloths and associated parts
    • 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
    • D21F1/48—Suction apparatus
    • D21F1/52—Suction boxes without rolls
    • 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
    • D21F1/48—Suction apparatus
    • D21F1/52—Suction boxes without rolls
    • D21F1/523—Covers thereof

Definitions

  • the subject invention relates to a device for the treatment, in particular for negative pressure, provided in a plant for paper production, in circulation moving at least one screen belt or provided in such a system at least one felt belt, to which device optionally a vacuum source is connected, which is associated with a drive device by means of which it is oscillatable transversely to the direction of movement of the wire belt or the felt belt.
  • Known installations for paper production have a first part of the plant, in which there is at least one screen belt made of plastic, and a second part of the plant, in which there is at least one felt belt, which two tapes, which are self-contained, in operation of the system via guide rollers or guide rollers are moved in circulation.
  • a pulp is applied, from which the liquid contained in this removed along the movement path of the wire, in particular sucked, is.
  • the paper tape is transferred to at least one downstream felt belt, which is absorbed by which residual moisture contained in the paper tape.
  • Both the wire belt and the felt belt are treated by means arranged in the course of the movement paths devices.
  • a first group of devices the leaked to the underside of the screen belt, leaked from the paper tape liquid is stripped off.
  • the screen belt or the felt belt are acted upon by a suction force. These devices are designed to be highly wear-resistant on their upper side facing the screen belt or the felt belt against the abrasion caused by the movement of the belts.
  • Known such devices are aligned with transversely to the directions of movement of the wire belt or the felt strip strips of a highly wear-resistant material, e.g. made of a ceramic material to which the screen belt or the felt belt come to rest, formed.
  • the device according to the application has the object to improve the effects of the wire belt or the felt belt in a plant for paper production.
  • This object is inventively achieved in that the support means for the wire belt or for the felt belt, which is oscillated transversely to the direction of movement of the wire belt or the felt belt, a support frame with a plurality of in the direction of movement of the wire belt or the felt belt and transversely to the Direction of movement spaced supporting elements has, by the adjustment transversely to the direction of movement of the wire belt or the felt band reinforced by acting in several directions tensile loads are claimed, whereby their effects, in particular their suction effects are increased.
  • the support means forms part of a suction box, wherein the suction box is designed to be oscillatable by means of the drive means transversely to the direction of movement of the wire belt or the felt belt.
  • the support elements are further formed on their side facing the wire belt or the felt belt side with respect to the movement of the wire belt or the felt belt wear-resistant pads.
  • support elements relative to the support means with respect to their distance relative to the wire belt or the felt belt be adjustable.
  • support elements can be arranged on opposite the wire belt or the felt belt support strips, wherein a part of the support elements is rigidly secured to the support means and a part thereof is adjustable relative to the support means.
  • the support elements are arranged side by side on the direction of movement of the wire belt or the felt belt transversely oriented support strips, wherein preferably at least a part of the support strips relative to the support device is adjustable.
  • the side facing the screen belt or the felt belt side of the support means is provided with a wear-resistant from the movement of the wire belt or the felt belt support, wherein the transversely to the direction of movement of the wire belt or the felt belt facing the support elements edges of the support to the direction of movement of the screen belt or the felt belt are formed at acute angles extending portions.
  • the boundaries of the support which run transversely to the direction of movement of the wire belt or the felt belt are in the form of waves.
  • the support elements are preferably designed as pipe sections, in which at the end of the wire or the felt belt facing elements from opposite to the movement of the wire belt or the felt belt wear-resistant material are used.
  • the edges of the screen belt or the felt band facing upper sides of the elements can be chamfered, in particular bevelled or rounded, be formed and these elements can be formed on the opposite sides with extensions, by means of which they can be inserted into the pipe sections.
  • these elements may be formed with a surface which is curved relative to the wire belt or the felt belt.
  • FIG.1 shown plant for the production of a paper tape 10 consists of two parts of the system, wherein in a first part of a plant made of a plastic screen belt 1 and a following in the direction of movement of the paper tape 10 second part of the system two pairs of felt belts 2 are.
  • the screen belt 1 is associated with a device 3 through which a paper pulp is sprayed onto the screen belt 1 over a width of several meters.
  • the screen belt 1, which is self-contained, is movable in circulation over a plurality of deflection or guide rollers 11.
  • the screen belt 1 three devices 4 are assigned, which will be described below with reference to FIG. 2 are explained.
  • the screen belt 1 is assigned a plurality of suction devices 5, which are described below with reference to FIG 2a are explained.
  • the suction devices 5 are formed with control devices 51, by means of which their mode of operation is controlled.
  • the present in the second part of the system pairs of felt belts 2 are also movable over deflection and guide rollers 21 in circulation.
  • the felt belts 2 are associated with suction devices 6, which are described below with reference to the FIG. 2 B are explained.
  • At least one in the respective group of guide and guide rollers is designed as a tension roller 21 a.
  • the devices 4 are formed on its side facing the wire 1 with a triangular cross-section support bar 41, on which there is a support frame 42 for a plurality of in the direction of movement A of the wire 1 and transverse thereto juxtaposed support members 43 and 44 ,
  • the support frame 42 is releasably secured to the support bar 41.
  • the support members 43 are rigidly fixed to the support frame 42, whereas the support members 44 relative to the support frame 42 in its height relative to the wire 1 are adjustable.
  • Both the frame 42 and the support members 43 and 44 are formed on their side facing the wire 1 with layers 42a, 43a and 44a of a highly wear-resistant material, in particular of a ceramic material.
  • the suction devices 5 consist of a over the width of the screen belt 1 extending housing 51, within which there is a channel 50 to which a vacuum source is connected.
  • a support frame 52 is likewise arranged, within which fixedly arranged support elements 53 and adjustable support elements 54 are located.
  • the support frame 52 is also releasably secured to the housing 51.
  • the support frame 52 and the support members 53 and 54 are with supports 52a, 53a and 54a of a highly wear-resistant material, in particular of a ceramic material, formed, to which the screen belt 1 comes to rest.
  • the direction of movement of the screen belt 1 is indicated by the arrow A.
  • the devices 6 consist of a over the width of the felt belts 2 extending tubular housing 61, within which there is a channel 60, to which also a vacuum source is connected.
  • a housing 61 On the side facing the felt belt 2 side of this housing 61 is a housing 61 releasably secured to the support frame 62, within which fixedly arranged support members 63 and relative to the felt belt 2 adjustable support members 64 are located.
  • Both the support frame 62 and the support members 63 and 64 are formed with pads 62a, 63a, 64a of a highly wear-resistant material, in particular of a ceramic material.
  • the direction of movement of the felt 2 is indicated by the arrow B.
  • FIG.3 and FIG.3a it can be seen are at the suction device 5 within the support frame 52 to this rigidly arranged support strips 55 to which the non-adjustable support members 53 are attached, and in their distance from the top of the support frame 52 adjustable support strips 56, to which the adjustable support members 54th are attached.
  • the inner margins 52b of the pads 52a are provided transversely to the direction of movement A of the screen belt 1 with sections running at an acute angle, wherein they are in particular wave-shaped.
  • the support frame 52 is formed at its the edges of the screen belt 1 associated with sides with transverse to these adjustable parts 57, through which the size of the suction opening is adjustable. These parts 57 are provided with highly wear-resistant pads 57 a.
  • the front in the direction of movement A of the wire 1 edge of the support 52a is further formed with a wedge-shaped extension 52b, through which the stripping action of the device 5 is improved.
  • the wire belt 1 is waved during its movement on the support members 53 and 54, whereby it is subjected to tensile loads.
  • the screen belt 1 is further subjected in its movement on the support frame 52 with acting in the plane transverse to the direction of movement A tensile loads.
  • Both of these tensile loads cause the impurities and liquids in the sieve belt 1 are easier to remove from this, so that the drainage of liquid from the pulp is facilitated.
  • the effect of the suction forces exerted on the wire 1 is also significantly improved.
  • turbulences are generated by these tensile loads in the paper tape, by which the quality of the paper tape is affected.
  • the support frame 42 of the device 4 according to FIG.2 has the same structure, although no vacuum source is connected to this device.
  • the suction belts 6 assigned to the felt belt 2 have a similar construction. Also, there are within the support frame 62 fixed support rails 65 with support elements 63 and opposite the felt 2 adjustable support strips 66 with adjustable support members 64 and the edges 62b of the pads 62a formed transversely to the direction of movement B of the felt belts 2 wave-shaped. As a result of the tensile loads exerted thereon on the felt belts 2, they are stretched in several directions as they move over the suction devices 6, whereby impurities and liquids contained in them are more easily removed and the effect of the suction force exerted on the felt belts 2 is increased.
  • the support members 43 may be formed as pieces of pipe, which are placed on the support strips 45 by means of mutually associated slots, wherein their attachment to the support bars 45 by means of a screw 47 occurs.
  • a cap 48 is inserted in the the wire belt 1 and the felt 2 facing the end of the pipe sections.
  • the caps 48 are formed with cylindrical extensions, by means of which they are inserted into the pipe sections.
  • the caps 48 are made of a highly wear-resistant material, in particular of a ceramic material.
  • the caps 48 may have different spatial configurations. In particular, they can be chamfered, in particular chamfered, or rounded. In addition, these caps 48 may be formed curved relative to the wire 1.
  • the movable support members 44 and the support members 53 and 54 as well the support members 63 and 64 may be formed in the same manner and fixed on fixed or adjustable support strips.
  • the housing 41 of the device 4 as well as applies to devices 5 and 6, on a support frame 71 transversely to the directions of movement A and B of the wire 1 and the felt belts 2 in the direction of the double arrow C back and forth, where it is associated with a servomotor 72 through which it can be acted upon by an eccentric shaft 73 and a push rod 74 with oscillating movements.
  • the support frame 52 and 62 can be mounted transversely to the directions of movement A and B of the wire belt 1 and the felt belts 2 slidably.
  • the screen belt 1 and the felt belts 2 are claimed reinforced by acting in several directions tensile loads, whereby their effects, in particular their suction effects are further increased.

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  • Paper (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Treatment Of Fiber Materials (AREA)

Claims (12)

  1. Dispositif pour traiter, en particulier pour soumettre à une dépression, la ou les bandes perforées (1) ou la ou les bandes de feutre (2) mises en circulation qui sont prévues dans une installation de fabrication de papier, une source de dépression étant reliée éventuellement au dispositif, étant précisé qu'il est prévu un dispositif porteur (42, 52, 62) qui est associé à la bande perforée (1) ou à la bande de feutre (2) et auquel est associé un dispositif d'entraînement (72) grâce auquel il est apte à osciller transversalement par rapport au sens de déplacement (A, B) de la bande perforée (1) ou de la bande de feutre (2), caractérisé en ce que le dispositif porteur comporte un châssis porteur (42, 52, 62) avec une multiplicité d'éléments de support (43, 44, 53, 54, 63, 64) qui sont espacés les uns des autres dans le sens de déplacement de la bande perforée (1) ou de la bande de feutre (2) et transversalement par rapport au sens de déplacement, et grâce au réglage desquels, dans le sens de déplacement, la bande perforée (1) ou la bande de feutre (2) sont davantage soumises à des contraintes de traction agissant dans plusieurs sens, moyennant quoi leurs actions, en particulier les actions d'aspiration, sont accrues.
  2. Dispositif selon la revendication 1, caractérisé en ce que le dispositif porteur (52, 62) forme une partie d'une caisse aspirante, étant précisé que la caisse aspirante est de préférence conçue pour pouvoir osciller à l'aide du dispositif d'entraînement (72) transversalement par rapport au sens de déplacement (A, B) de la bande perforée (1) ou de la bande de feutre (2).
  3. Dispositif selon l'une des revendications 1 et 2, caractérisé en ce que les éléments de support (43, 44, 53, 54, 63, 64) sont pourvus, sur leur côté tourné vers la bande perforée (1) ou la bande de feutre (2), de supports (43a, 44a, 53a, 54a, 63a, 64a) résistant à l'usure par rapport au mouvement de la bande perforée (1) ou à la bande de feutre (2).
  4. Dispositif selon l'une des revendications 1 à 3, caractérisé en ce que des éléments de support (43, 54, 64), par rapport au dispositif porteur (42, 52, 62), ont un écartement réglable par rapport à la bande perforée (1) ou à la bande de feutre (2).
  5. Dispositif selon la revendication 4, caractérisé en ce que des éléments de support (44, 54, 64) sont disposés sur des baguettes porteuses (56, 66) réglables par rapport à la bande perforée (1) ou à la bande de feutre (2).
  6. Dispositif selon l'une des revendications 4 et 5, caractérisé en ce qu'une partie des éléments de support (43, 53, 63) sont fixés de manière rigide au dispositif porteur (42, 52, 62) et en ce qu'une partie desdits éléments de support (43, 53, 63) sont réglables par rapport au dispositif porteur (42, 52, 62).
  7. Dispositif selon l'une des revendications 4 à 6, caractérisé en ce que les éléments de support (43, 44, 53, 54, 63, 64) sont disposés côte à côte sur des baguettes porteuses (55, 56, 65, 66) orientées transversalement par rapport au sens de déplacement (A, B) de la bande perforée (1) ou de la bande de feutre (2), une partie au moins des baguettes porteuses (56, 66) étant de préférence réglables par rapport aux dispositifs porteurs (42, 52, 62).
  8. Dispositif selon l'une des revendications 1 à 7, caractérisé en ce que le côté du dispositif porteur (42, 52, 62) tourné vers la bande perforée (1) ou la bande de feutre (2) est pourvu d'un support (52a, 62) résistant à l'usure par rapport au déplacement de la bande perforée (1) ou de la bande de feutre (2), étant précisé que les bords (52b, 62b) du support (52a, 62a) tournés vers les éléments de support (53, 54, 63, 64), transversalement par rapport au sens de déplacement (A, B) de la bande perforée (1) ou la bande de feutre (2), présentent des parties qui s'étendent suivant un angle aigu par rapport au sens de déplacement de la bande perforée (1) ou de la bande de feutre (2).
  9. Dispositif selon la revendication 8, caractérisé en ce que les bords (52b, 62b) du support (52a, 62a) qui s'étendent transversalement par rapport au sens de déplacement (A, B) de la bande perforée (1) ou de la bande de feutre (2) ont une forme ondulée.
  10. Dispositif selon l'une des revendications 1 à 9, caractérisé en ce que les éléments de support (43) sont conçus comme des pièces tubulaires dans lesquelles sont insérés, à leur extrémité tournée vers la bande perforée (1) ou la bande de feutre (2), des éléments (48) en matériau résistant à l'usure par rapport au déplacement de la bande perforée (1) ou de la bande de feutre (2).
  11. Dispositif selon la revendication 10, caractérisé en ce que les arêtes des côtés supérieurs, tournés vers la bande perforée (1) ou la bande de feutre (2), des éléments (48) sont biseautées, en particulier chanfreinées, ou arrondies, et en ce que ces éléments (48) présentent, sur les côtés opposés, des prolongements (48a) grâce auxquels ils peuvent être introduits dans les pièces tubulaires.
  12. Dispositif selon l'une des revendications 10 et 11, caractérisé en ce que les éléments (48) présentent une surface bombée par rapport à la bande perforée (1) ou à la bande de feutre (2).
EP10450007A 2003-02-20 2003-09-11 Dispositif pour traiter en particulier pour traiter par depression, la toile de fabrication où le feutre d'une machine à papier Expired - Lifetime EP2210977B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0025703A AT500751B8 (de) 2003-02-20 2003-02-20 Vorrichtung zur behandlung, insbesondere zur unterdruck-beaufschlagung, des in einer anlage zur papiererzeugung vorgesehenen, im umlauf bewegten mindestens einen siebbandes bzw. filzbandes
EP03450202A EP1449958B1 (fr) 2003-02-20 2003-09-11 Dispositif pour traiter en particulier pour traiter par dépression, la toile de fabrication ou le feutre d'une machine à papier

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP03450202.1 Division 2003-09-11

Publications (2)

Publication Number Publication Date
EP2210977A1 EP2210977A1 (fr) 2010-07-28
EP2210977B1 true EP2210977B1 (fr) 2011-06-01

Family

ID=32719879

Family Applications (2)

Application Number Title Priority Date Filing Date
EP10450007A Expired - Lifetime EP2210977B1 (fr) 2003-02-20 2003-09-11 Dispositif pour traiter en particulier pour traiter par depression, la toile de fabrication où le feutre d'une machine à papier
EP03450202A Expired - Lifetime EP1449958B1 (fr) 2003-02-20 2003-09-11 Dispositif pour traiter en particulier pour traiter par dépression, la toile de fabrication ou le feutre d'une machine à papier

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP03450202A Expired - Lifetime EP1449958B1 (fr) 2003-02-20 2003-09-11 Dispositif pour traiter en particulier pour traiter par dépression, la toile de fabrication ou le feutre d'une machine à papier

Country Status (8)

Country Link
US (1) US7175744B2 (fr)
EP (2) EP2210977B1 (fr)
JP (1) JP4109179B2 (fr)
CN (1) CN1327080C (fr)
AT (3) AT500751B8 (fr)
CA (1) CA2444684C (fr)
DE (1) DE50312520D1 (fr)
ES (2) ES2339233T3 (fr)

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Publication number Priority date Publication date Assignee Title
DE102010029580A1 (de) * 2010-06-01 2011-12-01 Voith Patent Gmbh Maschine zur Herstellung einer Papierbahn insbesondere Sackpapierbahn
JP5716378B2 (ja) * 2010-12-17 2015-05-13 王子ホールディングス株式会社 繊維シートの製造装置
AT518060B1 (de) * 2016-07-07 2017-07-15 Klaus Ing Bartelmuss Vorrichtung zur Reinigung eines Filzbandes in einer Anlage zur Herstellung eines Papierbandes
DE102018119686A1 (de) * 2018-08-14 2020-02-20 Voith Patent Gmbh Papiermaschine

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US3357881A (en) * 1964-10-15 1967-12-12 Fitchburg Paper Wire support for papermaking machines
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DE2029617C3 (de) * 1970-06-16 1975-12-18 Feldmuehle Anlagen- Und Produktionsgesellschaft Mbh, 4000 Duesseldorf Entwässerungseinrichtung für die Siebpartie von Langsiebpapiermaschinen
DE2126591A1 (en) * 1971-05-28 1972-12-07 Feldmühle Anlagen- und Produktionsgesellschaft mbH, 4000 Düsseldorf Paper making machine - has scraper blades mounted beneath the paper in the liquid extractor
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US4191612A (en) * 1978-07-05 1980-03-04 Ikuo Araoka Dewatering suction apparatus for paper making machine
AT389534B (de) * 1987-06-04 1989-12-27 Albert Hans Vorrichtung zur entwaesserung einer auf einem sieb transportierten stoffbahn
AT392303B (de) * 1988-10-06 1991-03-11 Bartelmuss Heinrich Ing Belag
US5076894A (en) * 1990-05-04 1991-12-31 Simmons Holt W Suction box apparatus with composite cover elements mounted in slots on cross braces
CA2036540C (fr) * 1990-05-04 2001-08-21 Holt W. Simmons Caisse aspirante a elements de couverture composites montes a tenon-mortaise sur contreventement en x
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Also Published As

Publication number Publication date
ATE511572T1 (de) 2011-06-15
JP4109179B2 (ja) 2008-07-02
EP1449958B1 (fr) 2010-03-17
DE50312520D1 (de) 2010-04-29
CN1523163A (zh) 2004-08-25
US7175744B2 (en) 2007-02-13
CA2444684C (fr) 2007-09-18
AT500751A1 (de) 2006-03-15
US20040163787A1 (en) 2004-08-26
AT500751B8 (de) 2007-02-15
EP2210977A1 (fr) 2010-07-28
AT500751B1 (de) 2006-08-15
ES2362857T3 (es) 2011-07-14
ATE461317T1 (de) 2010-04-15
CN1327080C (zh) 2007-07-18
JP2004250854A (ja) 2004-09-09
EP1449958A1 (fr) 2004-08-25
CA2444684A1 (fr) 2004-08-20
ES2339233T3 (es) 2010-05-18

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